From 3b09e3b5e1dc8b1ae3e2a90049f9c35d2ff8e966 Mon Sep 17 00:00:00 2001 From: Javi Agenjo Date: Fri, 26 Oct 2018 15:05:01 +0200 Subject: [PATCH 01/10] Update README.md --- README.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/README.md b/README.md index 820c1e0d74..5c0c50c174 100755 --- a/README.md +++ b/README.md @@ -8,6 +8,26 @@ Try it in the [demo site](http://tamats.com/projects/litegraph/demo). ![Node Graph](imgs/node_graph_example.png "WebGLStudio") +## Features +- Renders on Canvas2D (zoom in, zoom out, panning) +- Easy to use editor (searchbox, keyboard shortcuts, multiple selection, context menu, ...) +- Optimized to support hundreds of nodes per graph (on editor but also on execution) +- Customizable theme (colors, shapes, background) +- Callbacks to personalize every action/drawing/event +- Subgraphs (nodes that contain graphs themselves) +- Live mode system (hides the graph but calls nodes to render whatever they want, useful to create UI) +- Graphs can be executed in NodeJS +- Highly customizable nodes (color, shape, slots vertical or horizontal, widgets, custom rendering) +- Easy to integrate in any application + +## Nodes provided +Although it is easy to create new nodes, LiteGraph comes with some default nodes that could be useful for many cases: +- Interface (Widgets) +- Math (trigonometry, math operations) +- Audio (AudioAPI and MIDI) +- 3D Graphics (Postprocessing in WebGL) +- Input (read Gamepad) + ## Installation You can install it using npm From 030323b6bd80133dc2ca17ed0a3e62a088b7ede8 Mon Sep 17 00:00:00 2001 From: Javi Agenjo Date: Fri, 26 Oct 2018 15:07:30 +0200 Subject: [PATCH 02/10] Update README.md --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 5c0c50c174..e29bcceb26 100755 --- a/README.md +++ b/README.md @@ -21,7 +21,7 @@ Try it in the [demo site](http://tamats.com/projects/litegraph/demo). - Easy to integrate in any application ## Nodes provided -Although it is easy to create new nodes, LiteGraph comes with some default nodes that could be useful for many cases: +Although it is easy to create new node types, LiteGraph comes with some default nodes that could be useful for many cases: - Interface (Widgets) - Math (trigonometry, math operations) - Audio (AudioAPI and MIDI) @@ -115,7 +115,7 @@ LiteGraph.wrapFunctionAsNode("math/sum",sum, ["Number","Number"],"Number"); ## Server side -It also works server-side using Node although some nodes do not work in server (audio, graphics, input, etc). +It also works server-side using NodeJS although some nodes do not work in server (audio, graphics, input, etc). ```js var LiteGraph = require("./litegraph.js").LiteGraph; From 204295474e3a3c8ecb52762e3e6cba1812b2e930 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 16:24:58 +0200 Subject: [PATCH 03/10] fix css selector --- css/litegraph.css | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/css/litegraph.css b/css/litegraph.css index 3c52170865..0529d1f4e9 100755 --- a/css/litegraph.css +++ b/css/litegraph.css @@ -176,7 +176,7 @@ padding-left: 10px; } -litegraph.litesearchbox .helper { +.litegraph.litesearchbox .helper { overflow: auto; max-height: 200px; margin-top: 2px; From f935d5ffe3c67ad30066e38c606cf074dffa23fa Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 17:58:19 +0200 Subject: [PATCH 04/10] make slot name lockable --- src/litegraph.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/litegraph.js b/src/litegraph.js index 1b907015d3..2bb10b8b6d 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -7228,7 +7228,7 @@ LGraphCanvas.prototype.processContextMenu = function( node, event ) { menu_info = []; menu_info.push( slot.locked ? "Cannot remove" : { content: "Remove Slot", slot: slot } ); - menu_info.push( { content: "Rename Slot", slot: slot } ); + menu_info.push( slot.nameLocked ? "Cannot rename" : { content: "Rename Slot", slot: slot } ); options.title = (slot.input ? slot.input.type : slot.output.type) || "*"; if(slot.input && slot.input.type == LiteGraph.ACTION) options.title = "Action"; From 6e8fe7a2e08784a8ccfe63a67bcb9a3403cf9a41 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 18:02:14 +0200 Subject: [PATCH 05/10] prefill name --- src/litegraph.js | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/litegraph.js b/src/litegraph.js index 2bb10b8b6d..ff0f7af48f 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -7271,12 +7271,15 @@ LGraphCanvas.prototype.processContextMenu = function( node, event ) else if( v.content == "Rename Slot") { var info = v.slot; + var slot_info = info.input ? node.getInputInfo( info.slot ) : node.getOutputInfo( info.slot ); var dialog = that.createDialog( "Name" , options ); var input = dialog.querySelector("input"); + if(input && slot_info){ + input.value = slot_info.label; + } dialog.querySelector("button").addEventListener("click",function(e){ if(input.value) { - var slot_info = info.input ? node.getInputInfo( info.slot ) : node.getOutputInfo( info.slot ); if( slot_info ) slot_info.label = input.value; that.setDirty(true); From a418d33e840b2461c11d0e32c89da6258a90cd94 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 18:03:14 +0200 Subject: [PATCH 06/10] autofocus --- src/litegraph.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/litegraph.js b/src/litegraph.js index ff0f7af48f..774fa7d907 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -7272,7 +7272,7 @@ LGraphCanvas.prototype.processContextMenu = function( node, event ) { var info = v.slot; var slot_info = info.input ? node.getInputInfo( info.slot ) : node.getOutputInfo( info.slot ); - var dialog = that.createDialog( "Name" , options ); + var dialog = that.createDialog( "Name" , options ); var input = dialog.querySelector("input"); if(input && slot_info){ input.value = slot_info.label; From 8b1e21dab074d8b9feb6d051ef94b1c4d7090b57 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 18:59:18 +0200 Subject: [PATCH 07/10] new search css & autofocus changes --- src/litegraph.js | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/src/litegraph.js b/src/litegraph.js index 774fa7d907..b7ed22a9b5 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -6663,7 +6663,7 @@ LGraphCanvas.prototype.showSearchBox = function(event) var input_html = ""; var dialog = document.createElement("div"); - dialog.className = "graphdialog rounded"; + dialog.className = "litegraph litesearchbox graphdialog rounded"; dialog.innerHTML = "Search
"; dialog.close = function() { @@ -6688,6 +6688,9 @@ LGraphCanvas.prototype.showSearchBox = function(event) var input = dialog.querySelector("input"); if(input) { + input.addEventListener("blur", function(e){ + this.focus(); + }); input.addEventListener("keydown", function(e){ if(e.keyCode == 38) //UP @@ -6741,7 +6744,7 @@ LGraphCanvas.prototype.showSearchBox = function(event) } canvas.parentNode.appendChild( dialog ); - setTimeout( function(){ input.focus(); },10 ); + input.focus(); function select( name ) { @@ -6800,7 +6803,7 @@ LGraphCanvas.prototype.showSearchBox = function(event) var help = document.createElement("div"); if(!first) first = i; help.innerText = i; - help.className = "help-item"; + help.className = "litegraph lite-search-item"; help.addEventListener("click", function(e){ select( this.innerText ); }); From 53659dedff7f5cd472fd8c6d091042c08b96d6a3 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 19:01:37 +0200 Subject: [PATCH 08/10] focus on blur --- src/litegraph.js | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/src/litegraph.js b/src/litegraph.js index b7ed22a9b5..746badddf5 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -6523,6 +6523,9 @@ LGraphCanvas.onShowTitleEditor = function( value, options, e, menu, node ) if(input) { input.value = node.title; + input.addEventListener("blur", function(e){ + this.focus(); + }); input.addEventListener("keydown", function(e){ if(e.keyCode != 13) return; @@ -6688,9 +6691,9 @@ LGraphCanvas.prototype.showSearchBox = function(event) var input = dialog.querySelector("input"); if(input) { - input.addEventListener("blur", function(e){ - this.focus(); - }); + input.addEventListener("blur", function(e){ + this.focus(); + }); input.addEventListener("keydown", function(e){ if(e.keyCode == 38) //UP @@ -6902,6 +6905,9 @@ LGraphCanvas.prototype.showEditPropertyValue = function( node, property, options var input = dialog.querySelector("input"); if(input) { + input.addEventListener("blur", function(e){ + this.focus(); + }); input.value = node.properties[ property ] !== undefined ? node.properties[ property ] : ""; input.addEventListener("keydown", function(e){ if(e.keyCode != 13) From 4ab193d0147bf41592280c71fd75016db33e938c Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 20:12:48 +0200 Subject: [PATCH 09/10] rename loop variables --- src/litegraph.js | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/src/litegraph.js b/src/litegraph.js index 746badddf5..953949d725 100755 --- a/src/litegraph.js +++ b/src/litegraph.js @@ -4656,15 +4656,15 @@ LGraphCanvas.prototype.selectNodes = function( nodes, add_to_current_selection ) this.selected_nodes[ node.id ] = node; if(node.inputs) - for(var i = 0; i < node.inputs.length; ++i) - this.highlighted_links[ node.inputs[i].link ] = true; + for(var j = 0; j < node.inputs.length; ++j) + this.highlighted_links[ node.inputs[j].link ] = true; if(node.outputs) - for(var i = 0; i < node.outputs.length; ++i) + for(var j = 0; j < node.outputs.length; ++j) { - var out = node.outputs[i]; + var out = node.outputs[j]; if( out.links ) - for(var j = 0; j < out.links.length; ++j) - this.highlighted_links[ out.links[j] ] = true; + for(var k = 0; k < out.links.length; ++k) + this.highlighted_links[ out.links[k] ] = true; } } From e8190402e858b43d426c2672dd7e7116f94366e5 Mon Sep 17 00:00:00 2001 From: inventivetalent Date: Fri, 26 Oct 2018 20:29:45 +0200 Subject: [PATCH 10/10] build --- build/litegraph.js | 20308 ++++++++++++++++++++------------------- build/litegraph.min.js | 8702 ++++++++++++++++- 2 files changed, 18376 insertions(+), 10634 deletions(-) diff --git a/build/litegraph.js b/build/litegraph.js index c93adf8f44..7c0120b0e8 100644 --- a/build/litegraph.js +++ b/build/litegraph.js @@ -1,8337 +1,8347 @@ -//packer version - -(function(global){ -// ************************************************************* -// LiteGraph CLASS ******* -// ************************************************************* - -/* FYI: links are stored in graph.links with this structure per object -{ - id: number - type: string, - origin_id: number, - origin_slot: number, - target_id: number, - target_slot: number, - data: * -}; -*/ - -/** -* The Global Scope. It contains all the registered node classes. -* -* @class LiteGraph -* @constructor -*/ - -var LiteGraph = global.LiteGraph = { - - CANVAS_GRID_SIZE: 10, - - NODE_TITLE_HEIGHT: 20, - NODE_SLOT_HEIGHT: 15, - NODE_WIDGET_HEIGHT: 20, - NODE_WIDTH: 140, - NODE_MIN_WIDTH: 50, - NODE_COLLAPSED_RADIUS: 10, - NODE_COLLAPSED_WIDTH: 80, - NODE_TITLE_COLOR: "#999", - NODE_TEXT_SIZE: 14, - NODE_TEXT_COLOR: "#AAA", - NODE_SUBTEXT_SIZE: 12, - NODE_DEFAULT_COLOR: "#333", - NODE_DEFAULT_BGCOLOR: "#444", - NODE_DEFAULT_BOXCOLOR: "#666", - NODE_DEFAULT_SHAPE: "box", - DEFAULT_SHADOW_COLOR: "rgba(0,0,0,0.5)", - - LINK_COLOR: "#AAD", - EVENT_LINK_COLOR: "#F85", - CONNECTING_LINK_COLOR: "#AFA", - - MAX_NUMBER_OF_NODES: 1000, //avoid infinite loops - DEFAULT_POSITION: [100,100],//default node position - VALID_SHAPES: ["default","box","round","card"], //,"circle" - - //shapes are used for nodes but also for slots - BOX_SHAPE: 1, - ROUND_SHAPE: 2, - CIRCLE_SHAPE: 3, - CARD_SHAPE: 4, - ARROW_SHAPE: 5, - - //enums - INPUT: 1, - OUTPUT: 2, - - EVENT: -1, //for outputs - ACTION: -1, //for inputs - - ALWAYS: 0, - ON_EVENT: 1, - NEVER: 2, - ON_TRIGGER: 3, - - UP: 1, - DOWN:2, - LEFT:3, - RIGHT:4, - CENTER:5, - - NORMAL_TITLE: 0, - NO_TITLE: 1, - TRANSPARENT_TITLE: 2, - AUTOHIDE_TITLE: 3, - - proxy: null, //used to redirect calls - node_images_path: "", - - debug: false, - throw_errors: true, - allow_scripts: true, - registered_node_types: {}, //nodetypes by string - node_types_by_file_extension: {}, //used for droping files in the canvas - Nodes: {}, //node types by classname - - /** - * Register a node class so it can be listed when the user wants to create a new one - * @method registerNodeType - * @param {String} type name of the node and path - * @param {Class} base_class class containing the structure of a node - */ - - registerNodeType: function(type, base_class) - { - if(!base_class.prototype) - throw("Cannot register a simple object, it must be a class with a prototype"); - base_class.type = type; - - if(LiteGraph.debug) - console.log("Node registered: " + type); - - var categories = type.split("/"); - var classname = base_class.name; - - var pos = type.lastIndexOf("/"); - base_class.category = type.substr(0,pos); - - if(!base_class.title) - base_class.title = classname; - //info.name = name.substr(pos+1,name.length - pos); - - //extend class - if(base_class.prototype) //is a class - for(var i in LGraphNode.prototype) - if(!base_class.prototype[i]) - base_class.prototype[i] = LGraphNode.prototype[i]; - - Object.defineProperty( base_class.prototype, "shape",{ - set: function(v) { - switch(v) - { - case "default": delete this._shape; break; - case "box": this._shape = LiteGraph.BOX_SHAPE; break; - case "round": this._shape = LiteGraph.ROUND_SHAPE; break; - case "circle": this._shape = LiteGraph.CIRCLE_SHAPE; break; - case "card": this._shape = LiteGraph.CARD_SHAPE; break; - default: - this._shape = v; - } - }, - get: function(v) - { - return this._shape; - }, - enumerable: true - }); - - this.registered_node_types[ type ] = base_class; - if(base_class.constructor.name) - this.Nodes[ classname ] = base_class; - - //warnings - if(base_class.prototype.onPropertyChange) - console.warn("LiteGraph node class " + type + " has onPropertyChange method, it must be called onPropertyChanged with d at the end"); - - if( base_class.supported_extensions ) - { - for(var i in base_class.supported_extensions ) - this.node_types_by_file_extension[ base_class.supported_extensions[i].toLowerCase() ] = base_class; - } - }, - - /** - * Create a new node type by passing a function, it wraps it with a propper class and generates inputs according to the parameters of the function. - * Useful to wrap simple methods that do not require properties, and that only process some input to generate an output. - * @method wrapFunctionAsNode - * @param {String} name node name with namespace (p.e.: 'math/sum') - * @param {Function} func - * @param {Array} param_types [optional] an array containing the type of every parameter, otherwise parameters will accept any type - * @param {String} return_type [optional] string with the return type, otherwise it will be generic - */ - wrapFunctionAsNode: function( name, func, param_types, return_type ) - { - var params = Array(func.length); - var code = ""; - var names = LiteGraph.getParameterNames( func ); - for(var i = 0; i < names.length; ++i) - code += "this.addInput('"+names[i]+"',"+(param_types && param_types[i] ? "'" + param_types[i] + "'" : "0") + ");\n"; - code += "this.addOutput('out',"+( return_type ? "'" + return_type + "'" : 0 )+");\n"; - var classobj = Function(code); - classobj.title = name.split("/").pop(); - classobj.desc = "Generated from " + func.name; - classobj.prototype.onExecute = function onExecute() - { - for(var i = 0; i < params.length; ++i) - params[i] = this.getInputData(i); - var r = func.apply( this, params ); - this.setOutputData(0,r); - } - this.registerNodeType( name, classobj ); - }, - - /** - * Adds this method to all nodetypes, existing and to be created - * (You can add it to LGraphNode.prototype but then existing node types wont have it) - * @method addNodeMethod - * @param {Function} func - */ - addNodeMethod: function( name, func ) - { - LGraphNode.prototype[name] = func; - for(var i in this.registered_node_types) - { - var type = this.registered_node_types[i]; - if(type.prototype[name]) - type.prototype["_" + name] = type.prototype[name]; //keep old in case of replacing - type.prototype[name] = func; - } - }, - - /** - * Create a node of a given type with a name. The node is not attached to any graph yet. - * @method createNode - * @param {String} type full name of the node class. p.e. "math/sin" - * @param {String} name a name to distinguish from other nodes - * @param {Object} options to set options - */ - - createNode: function( type, title, options ) - { - var base_class = this.registered_node_types[type]; - if (!base_class) - { - if(LiteGraph.debug) - console.log("GraphNode type \"" + type + "\" not registered."); - return null; - } - - var prototype = base_class.prototype || base_class; - - title = title || base_class.title || type; - - var node = new base_class( title ); - node.type = type; - - if(!node.title && title) node.title = title; - if(!node.properties) node.properties = {}; - if(!node.properties_info) node.properties_info = []; - if(!node.flags) node.flags = {}; - if(!node.size) node.size = node.computeSize(); - if(!node.pos) node.pos = LiteGraph.DEFAULT_POSITION.concat(); - if(!node.mode) node.mode = LiteGraph.ALWAYS; - - //extra options - if(options) - { - for(var i in options) - node[i] = options[i]; - } - - return node; - }, - - /** - * Returns a registered node type with a given name - * @method getNodeType - * @param {String} type full name of the node class. p.e. "math/sin" - * @return {Class} the node class - */ - - getNodeType: function(type) - { - return this.registered_node_types[type]; - }, - - - /** - * Returns a list of node types matching one category - * @method getNodeType - * @param {String} category category name - * @return {Array} array with all the node classes - */ - - getNodeTypesInCategory: function( category, filter ) - { - var r = []; - for(var i in this.registered_node_types) - { - var type = this.registered_node_types[i]; - if(filter && type.filter && type.filter != filter) - continue; - - if(category == "" ) - { - if (type.category == null) - r.push(type); - } - else if (type.category == category) - r.push(type); - } - - return r; - }, - - /** - * Returns a list with all the node type categories - * @method getNodeTypesCategories - * @return {Array} array with all the names of the categories - */ - - getNodeTypesCategories: function() - { - var categories = {"":1}; - for(var i in this.registered_node_types) - if(this.registered_node_types[i].category && !this.registered_node_types[i].skip_list) - categories[ this.registered_node_types[i].category ] = 1; - var result = []; - for(var i in categories) - result.push(i); - return result; - }, - - //debug purposes: reloads all the js scripts that matches a wilcard - reloadNodes: function (folder_wildcard) - { - var tmp = document.getElementsByTagName("script"); - //weird, this array changes by its own, so we use a copy - var script_files = []; - for(var i in tmp) - script_files.push(tmp[i]); - - - var docHeadObj = document.getElementsByTagName("head")[0]; - folder_wildcard = document.location.href + folder_wildcard; - - for(var i in script_files) - { - var src = script_files[i].src; - if( !src || src.substr(0,folder_wildcard.length ) != folder_wildcard) - continue; - - try - { - if(LiteGraph.debug) - console.log("Reloading: " + src); - var dynamicScript = document.createElement("script"); - dynamicScript.type = "text/javascript"; - dynamicScript.src = src; - docHeadObj.appendChild(dynamicScript); - docHeadObj.removeChild(script_files[i]); - } - catch (err) - { - if(LiteGraph.throw_errors) - throw err; - if(LiteGraph.debug) - console.log("Error while reloading " + src); - } - } - - if(LiteGraph.debug) - console.log("Nodes reloaded"); - }, - - //separated just to improve if it doesnt work - cloneObject: function(obj, target) - { - if(obj == null) return null; - var r = JSON.parse( JSON.stringify( obj ) ); - if(!target) return r; - - for(var i in r) - target[i] = r[i]; - return target; - }, - - isValidConnection: function( type_a, type_b ) - { - if( !type_a || //generic output - !type_b || //generic input - type_a == type_b || //same type (is valid for triggers) - type_a == LiteGraph.EVENT && type_b == LiteGraph.ACTION ) - return true; - - // Enforce string type to handle toLowerCase call (-1 number not ok) - type_a = String(type_a); - type_b = String(type_b); - type_a = type_a.toLowerCase(); - type_b = type_b.toLowerCase(); - - // For nodes supporting multiple connection types - if( type_a.indexOf(",") == -1 && type_b.indexOf(",") == -1 ) - return type_a == type_b; - - // Check all permutations to see if one is valid - var supported_types_a = type_a.split(","); - var supported_types_b = type_b.split(","); - for(var i = 0; i < supported_types_a.length; ++i) - for(var j = 0; j < supported_types_b.length; ++j) - if( supported_types_a[i] == supported_types_b[j] ) - return true; - - return false; - } -}; - -//timer that works everywhere -if(typeof(performance) != "undefined") - LiteGraph.getTime = performance.now.bind(performance); -else if(typeof(Date) != "undefined" && Date.now) - LiteGraph.getTime = Date.now.bind(Date); -else if(typeof(process) != "undefined") - LiteGraph.getTime = function(){ - var t = process.hrtime(); - return t[0]*0.001 + t[1]*(1e-6); - } -else - LiteGraph.getTime = function getTime() { return (new Date).getTime(); } - - - - - - -//********************************************************************************* -// LGraph CLASS -//********************************************************************************* - -/** -* LGraph is the class that contain a full graph. We instantiate one and add nodes to it, and then we can run the execution loop. -* -* @class LGraph -* @constructor -* @param {Object} o data from previous serialization [optional] -*/ - -function LGraph( o ) -{ - if (LiteGraph.debug) - console.log("Graph created"); - this.list_of_graphcanvas = null; - this.clear(); - - if(o) - this.configure(o); -} - -global.LGraph = LiteGraph.LGraph = LGraph; - -//default supported types -LGraph.supported_types = ["number","string","boolean"]; - -//used to know which types of connections support this graph (some graphs do not allow certain types) -LGraph.prototype.getSupportedTypes = function() { return this.supported_types || LGraph.supported_types; } - -LGraph.STATUS_STOPPED = 1; -LGraph.STATUS_RUNNING = 2; - -/** -* Removes all nodes from this graph -* @method clear -*/ - -LGraph.prototype.clear = function() -{ - this.stop(); - this.status = LGraph.STATUS_STOPPED; - - this.last_node_id = 1; - this.last_link_id = 1; - - this._version = -1; //used to detect changes - - //nodes - this._nodes = []; - this._nodes_by_id = {}; - this._nodes_in_order = []; //nodes that are executable sorted in execution order - this._nodes_executable = null; //nodes that contain onExecute - - //other scene stuff - this._groups = []; - - //links - this.links = {}; //container with all the links - - //iterations - this.iteration = 0; - - //custom data - this.config = {}; - - //timing - this.globaltime = 0; - this.runningtime = 0; - this.fixedtime = 0; - this.fixedtime_lapse = 0.01; - this.elapsed_time = 0.01; - this.last_update_time = 0; - this.starttime = 0; - - this.catch_errors = true; - - //subgraph_data - this.global_inputs = {}; - this.global_outputs = {}; - - //notify canvas to redraw - this.change(); - - this.sendActionToCanvas("clear"); -} - -/** -* Attach Canvas to this graph -* @method attachCanvas -* @param {GraphCanvas} graph_canvas -*/ - -LGraph.prototype.attachCanvas = function(graphcanvas) -{ - if(graphcanvas.constructor != LGraphCanvas) - throw("attachCanvas expects a LGraphCanvas instance"); - if(graphcanvas.graph && graphcanvas.graph != this) - graphcanvas.graph.detachCanvas( graphcanvas ); - - graphcanvas.graph = this; - if(!this.list_of_graphcanvas) - this.list_of_graphcanvas = []; - this.list_of_graphcanvas.push(graphcanvas); -} - -/** -* Detach Canvas from this graph -* @method detachCanvas -* @param {GraphCanvas} graph_canvas -*/ -LGraph.prototype.detachCanvas = function(graphcanvas) -{ - if(!this.list_of_graphcanvas) - return; - - var pos = this.list_of_graphcanvas.indexOf( graphcanvas ); - if(pos == -1) - return; - graphcanvas.graph = null; - this.list_of_graphcanvas.splice(pos,1); -} - -/** -* Starts running this graph every interval milliseconds. -* @method start -* @param {number} interval amount of milliseconds between executions, default is 1 -*/ - -LGraph.prototype.start = function(interval) -{ - if( this.status == LGraph.STATUS_RUNNING ) - return; - this.status = LGraph.STATUS_RUNNING; - - if(this.onPlayEvent) - this.onPlayEvent(); - - this.sendEventToAllNodes("onStart"); - - //launch - this.starttime = LiteGraph.getTime(); - this.last_update_time = this.starttime; - interval = interval || 1; - var that = this; - - this.execution_timer_id = setInterval( function() { - //execute - that.runStep(1, !this.catch_errors ); - },interval); -} - -/** -* Stops the execution loop of the graph -* @method stop execution -*/ - -LGraph.prototype.stop = function() -{ - if( this.status == LGraph.STATUS_STOPPED ) - return; - - this.status = LGraph.STATUS_STOPPED; - - if(this.onStopEvent) - this.onStopEvent(); - - if(this.execution_timer_id != null) - clearInterval(this.execution_timer_id); - this.execution_timer_id = null; - - this.sendEventToAllNodes("onStop"); -} - -/** -* Run N steps (cycles) of the graph -* @method runStep -* @param {number} num number of steps to run, default is 1 -*/ - -LGraph.prototype.runStep = function( num, do_not_catch_errors ) -{ - num = num || 1; - - var start = LiteGraph.getTime(); - this.globaltime = 0.001 * (start - this.starttime); - - var nodes = this._nodes_executable ? this._nodes_executable : this._nodes; - if(!nodes) - return; - - if( do_not_catch_errors ) - { - //iterations - for(var i = 0; i < num; i++) - { - for( var j = 0, l = nodes.length; j < l; ++j ) - { - var node = nodes[j]; - if( node.mode == LiteGraph.ALWAYS && node.onExecute ) - node.onExecute(); - } - - this.fixedtime += this.fixedtime_lapse; - if( this.onExecuteStep ) - this.onExecuteStep(); - } - - if( this.onAfterExecute ) - this.onAfterExecute(); - } - else - { - try - { - //iterations - for(var i = 0; i < num; i++) - { - for( var j = 0, l = nodes.length; j < l; ++j ) - { - var node = nodes[j]; - if( node.mode == LiteGraph.ALWAYS && node.onExecute ) - node.onExecute(); - } - - this.fixedtime += this.fixedtime_lapse; - if( this.onExecuteStep ) - this.onExecuteStep(); - } - - if( this.onAfterExecute ) - this.onAfterExecute(); - this.errors_in_execution = false; - } - catch (err) - { - this.errors_in_execution = true; - if(LiteGraph.throw_errors) - throw err; - if(LiteGraph.debug) - console.log("Error during execution: " + err); - this.stop(); - } - } - - var now = LiteGraph.getTime(); - var elapsed = now - start; - if (elapsed == 0) - elapsed = 1; - this.execution_time = 0.001 * elapsed; - this.globaltime += 0.001 * elapsed; - this.iteration += 1; - this.elapsed_time = (now - this.last_update_time) * 0.001; - this.last_update_time = now; -} - -/** -* Updates the graph execution order according to relevance of the nodes (nodes with only outputs have more relevance than -* nodes with only inputs. -* @method updateExecutionOrder -*/ -LGraph.prototype.updateExecutionOrder = function() -{ - this._nodes_in_order = this.computeExecutionOrder( false ); - this._nodes_executable = []; - for(var i = 0; i < this._nodes_in_order.length; ++i) - if( this._nodes_in_order[i].onExecute ) - this._nodes_executable.push( this._nodes_in_order[i] ); -} - -//This is more internal, it computes the order and returns it -LGraph.prototype.computeExecutionOrder = function( only_onExecute, set_level ) -{ - var L = []; - var S = []; - var M = {}; - var visited_links = {}; //to avoid repeating links - var remaining_links = {}; //to a - - //search for the nodes without inputs (starting nodes) - for (var i = 0, l = this._nodes.length; i < l; ++i) - { - var node = this._nodes[i]; - if( only_onExecute && !node.onExecute ) - continue; - - M[node.id] = node; //add to pending nodes - - var num = 0; //num of input connections - if(node.inputs) - for(var j = 0, l2 = node.inputs.length; j < l2; j++) - if(node.inputs[j] && node.inputs[j].link != null) - num += 1; - - if(num == 0) //is a starting node - { - S.push(node); - if(set_level) - node._level = 1; - } - else //num of input links - { - if(set_level) - node._level = 0; - remaining_links[node.id] = num; - } - } - - while(true) - { - if(S.length == 0) - break; - - //get an starting node - var node = S.shift(); - L.push(node); //add to ordered list - delete M[node.id]; //remove from the pending nodes - - if(!node.outputs) - continue; - - //for every output - for(var i = 0; i < node.outputs.length; i++) - { - var output = node.outputs[i]; - //not connected - if(output == null || output.links == null || output.links.length == 0) - continue; - - //for every connection - for(var j = 0; j < output.links.length; j++) - { - var link_id = output.links[j]; - var link = this.links[link_id]; - if(!link) - continue; - - //already visited link (ignore it) - if(visited_links[ link.id ]) - continue; - - var target_node = this.getNodeById( link.target_id ); - if(target_node == null) - { - visited_links[ link.id ] = true; - continue; - } - - if(set_level && (!target_node._level || target_node._level <= node._level)) - target_node._level = node._level + 1; - - visited_links[link.id] = true; //mark as visited - remaining_links[target_node.id] -= 1; //reduce the number of links remaining - if (remaining_links[ target_node.id ] == 0) - S.push(target_node); //if no more links, then add to starters array - } - } - } - - //the remaining ones (loops) - for(var i in M) - L.push( M[i] ); - - if( L.length != this._nodes.length && LiteGraph.debug ) - console.warn("something went wrong, nodes missing"); - - var l = L.length; - - //save order number in the node - for(var i = 0; i < l; ++i) - L[i].order = i; - - //sort now by priority - L = L.sort(function(A,B){ - var Ap = A.constructor.priority || A.priority || 0; - var Bp = B.constructor.priority || B.priority || 0; - if(Ap == Bp) - return A.order - B.order; - return Ap - Bp; - }); - - //save order number in the node, again... - for(var i = 0; i < l; ++i) - L[i].order = i; - - return L; -} - -/** -* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively. -* It doesnt include the node itself -* @method getAncestors -* @return {Array} an array with all the LGraphNodes that affect this node, in order of execution -*/ -LGraph.prototype.getAncestors = function( node ) -{ - var ancestors = []; - var pending = [node]; - var visited = {}; - - while (pending.length) - { - var current = pending.shift(); - if(!current.inputs) - continue; - if( !visited[ current.id ] && current != node ) - { - visited[ current.id ] = true; - ancestors.push( current ); - } - - for(var i = 0; i < current.inputs.length;++i) - { - var input = current.getInputNode(i); - if( input && ancestors.indexOf( input ) == -1) - { - pending.push( input ); - } - } - } - - ancestors.sort(function(a,b){ return a.order - b.order;}); - return ancestors; -} - -/** -* Positions every node in a more readable manner -* @method arrange -*/ -LGraph.prototype.arrange = function( margin ) -{ - margin = margin || 40; - - var nodes = this.computeExecutionOrder( false, true ); - var columns = []; - for(var i = 0; i < nodes.length; ++i) - { - var node = nodes[i]; - var col = node._level || 1; - if(!columns[col]) - columns[col] = []; - columns[col].push( node ); - } - - var x = margin; - - for(var i = 0; i < columns.length; ++i) - { - var column = columns[i]; - if(!column) - continue; - var max_size = 100; - var y = margin; - for(var j = 0; j < column.length; ++j) - { - var node = column[j]; - node.pos[0] = x; - node.pos[1] = y; - if(node.size[0] > max_size) - max_size = node.size[0]; - y += node.size[1] + margin; - } - x += max_size + margin; - } - - this.setDirtyCanvas(true,true); -} - - -/** -* Returns the amount of time the graph has been running in milliseconds -* @method getTime -* @return {number} number of milliseconds the graph has been running -*/ -LGraph.prototype.getTime = function() -{ - return this.globaltime; -} - -/** -* Returns the amount of time accumulated using the fixedtime_lapse var. This is used in context where the time increments should be constant -* @method getFixedTime -* @return {number} number of milliseconds the graph has been running -*/ - -LGraph.prototype.getFixedTime = function() -{ - return this.fixedtime; -} - -/** -* Returns the amount of time it took to compute the latest iteration. Take into account that this number could be not correct -* if the nodes are using graphical actions -* @method getElapsedTime -* @return {number} number of milliseconds it took the last cycle -*/ - -LGraph.prototype.getElapsedTime = function() -{ - return this.elapsed_time; -} - -/** -* Sends an event to all the nodes, useful to trigger stuff -* @method sendEventToAllNodes -* @param {String} eventname the name of the event (function to be called) -* @param {Array} params parameters in array format -*/ - -LGraph.prototype.sendEventToAllNodes = function( eventname, params, mode ) -{ - mode = mode || LiteGraph.ALWAYS; - - var nodes = this._nodes_in_order ? this._nodes_in_order : this._nodes; - if(!nodes) - return; - - for( var j = 0, l = nodes.length; j < l; ++j ) - { - var node = nodes[j]; - if(node[eventname] && node.mode == mode ) - { - if(params === undefined) - node[eventname](); - else if(params && params.constructor === Array) - node[eventname].apply( node, params ); - else - node[eventname](params); - } - } -} - -LGraph.prototype.sendActionToCanvas = function(action, params) -{ - if(!this.list_of_graphcanvas) - return; - - for(var i = 0; i < this.list_of_graphcanvas.length; ++i) - { - var c = this.list_of_graphcanvas[i]; - if( c[action] ) - c[action].apply(c, params); - } -} - -/** -* Adds a new node instasnce to this graph -* @method add -* @param {LGraphNode} node the instance of the node -*/ - -LGraph.prototype.add = function( node, skip_compute_order) -{ - if(!node) - return; - - //groups - if( node.constructor === LGraphGroup ) - { - this._groups.push( node ); - this.setDirtyCanvas(true); - this.change(); - node.graph = this; - this._version++; - return; - } - - //nodes - if(node.id != -1 && this._nodes_by_id[node.id] != null) - { - console.warn("LiteGraph: there is already a node with this ID, changing it"); - node.id = ++this.last_node_id; - } - - if(this._nodes.length >= LiteGraph.MAX_NUMBER_OF_NODES) - throw("LiteGraph: max number of nodes in a graph reached"); - - //give him an id - if(node.id == null || node.id == -1) - node.id = ++this.last_node_id; - else if (this.last_node_id < node.id) - this.last_node_id = node.id; - - - node.graph = this; - this._version++; - - this._nodes.push(node); - this._nodes_by_id[node.id] = node; - - if(node.onAdded) - node.onAdded( this ); - - if(this.config.align_to_grid) - node.alignToGrid(); - - if(!skip_compute_order) - this.updateExecutionOrder(); - - if(this.onNodeAdded) - this.onNodeAdded(node); - - - this.setDirtyCanvas(true); - this.change(); - - return node; //to chain actions -} - -/** -* Removes a node from the graph -* @method remove -* @param {LGraphNode} node the instance of the node -*/ - -LGraph.prototype.remove = function(node) -{ - if(node.constructor === LiteGraph.LGraphGroup) - { - var index = this._groups.indexOf(node); - if(index != -1) - this._groups.splice(index,1); - node.graph = null; - this._version++; - this.setDirtyCanvas(true,true); - this.change(); - return; - } - - if(this._nodes_by_id[node.id] == null) - return; //not found - - if(node.ignore_remove) - return; //cannot be removed - - //disconnect inputs - if(node.inputs) - for(var i = 0; i < node.inputs.length; i++) - { - var slot = node.inputs[i]; - if(slot.link != null) - node.disconnectInput(i); - } - - //disconnect outputs - if(node.outputs) - for(var i = 0; i < node.outputs.length; i++) - { - var slot = node.outputs[i]; - if(slot.links != null && slot.links.length) - node.disconnectOutput(i); - } - - //node.id = -1; //why? - - //callback - if(node.onRemoved) - node.onRemoved(); - - node.graph = null; - this._version++; - - //remove from canvas render - if(this.list_of_graphcanvas) - { - for(var i = 0; i < this.list_of_graphcanvas.length; ++i) - { - var canvas = this.list_of_graphcanvas[i]; - if(canvas.selected_nodes[node.id]) - delete canvas.selected_nodes[node.id]; - if(canvas.node_dragged == node) - canvas.node_dragged = null; - } - } - - //remove from containers - var pos = this._nodes.indexOf(node); - if(pos != -1) - this._nodes.splice(pos,1); - delete this._nodes_by_id[node.id]; - - if(this.onNodeRemoved) - this.onNodeRemoved(node); - - this.setDirtyCanvas(true,true); - this.change(); - - this.updateExecutionOrder(); -} - -/** -* Returns a node by its id. -* @method getNodeById -* @param {Number} id -*/ - -LGraph.prototype.getNodeById = function( id ) -{ - if( id == null ) - return null; - return this._nodes_by_id[ id ]; -} - -/** -* Returns a list of nodes that matches a class -* @method findNodesByClass -* @param {Class} classObject the class itself (not an string) -* @return {Array} a list with all the nodes of this type -*/ - -LGraph.prototype.findNodesByClass = function(classObject) -{ - var r = []; - for(var i = 0, l = this._nodes.length; i < l; ++i) - if(this._nodes[i].constructor === classObject) - r.push(this._nodes[i]); - return r; -} - -/** -* Returns a list of nodes that matches a type -* @method findNodesByType -* @param {String} type the name of the node type -* @return {Array} a list with all the nodes of this type -*/ - -LGraph.prototype.findNodesByType = function(type) -{ - var type = type.toLowerCase(); - var r = []; - for(var i = 0, l = this._nodes.length; i < l; ++i) - if(this._nodes[i].type.toLowerCase() == type ) - r.push(this._nodes[i]); - return r; -} - -/** -* Returns a list of nodes that matches a name -* @method findNodesByTitle -* @param {String} name the name of the node to search -* @return {Array} a list with all the nodes with this name -*/ - -LGraph.prototype.findNodesByTitle = function(title) -{ - var result = []; - for(var i = 0, l = this._nodes.length; i < l; ++i) - if(this._nodes[i].title == title) - result.push(this._nodes[i]); - return result; -} - -/** -* Returns the top-most node in this position of the canvas -* @method getNodeOnPos -* @param {number} x the x coordinate in canvas space -* @param {number} y the y coordinate in canvas space -* @param {Array} nodes_list a list with all the nodes to search from, by default is all the nodes in the graph -* @return {LGraphNode} the node at this position or null -*/ -LGraph.prototype.getNodeOnPos = function(x,y, nodes_list) -{ - nodes_list = nodes_list || this._nodes; - for (var i = nodes_list.length - 1; i >= 0; i--) - { - var n = nodes_list[i]; - if(n.isPointInside( x, y, 2 )) - return n; - } - return null; -} - -/** -* Returns the top-most group in that position -* @method getGroupOnPos -* @param {number} x the x coordinate in canvas space -* @param {number} y the y coordinate in canvas space -* @return {LGraphGroup} the group or null -*/ -LGraph.prototype.getGroupOnPos = function(x,y) -{ - for (var i = this._groups.length - 1; i >= 0; i--) - { - var g = this._groups[i]; - if(g.isPointInside( x, y, 2 )) - return g; - } - return null; -} - -// ********** GLOBALS ***************** - -/** -* Tell this graph it has a global graph input of this type -* @method addGlobalInput -* @param {String} name -* @param {String} type -* @param {*} value [optional] -*/ -LGraph.prototype.addGlobalInput = function(name, type, value) -{ - this.global_inputs[name] = { name: name, type: type, value: value }; - this._version++; - - if(this.onGlobalInputAdded) - this.onGlobalInputAdded(name, type); - - if(this.onGlobalsChange) - this.onGlobalsChange(); -} - -/** -* Assign a data to the global graph input -* @method setGlobalInputData -* @param {String} name -* @param {*} data -*/ -LGraph.prototype.setGlobalInputData = function(name, data) -{ - var input = this.global_inputs[name]; - if (!input) - return; - input.value = data; -} - -/** -* Assign a data to the global graph input (same as setGlobalInputData) -* @method setInputData -* @param {String} name -* @param {*} data -*/ -LGraph.prototype.setInputData = LGraph.prototype.setGlobalInputData; - - -/** -* Returns the current value of a global graph input -* @method getGlobalInputData -* @param {String} name -* @return {*} the data -*/ -LGraph.prototype.getGlobalInputData = function(name) -{ - var input = this.global_inputs[name]; - if (!input) - return null; - return input.value; -} - -/** -* Changes the name of a global graph input -* @method renameGlobalInput -* @param {String} old_name -* @param {String} new_name -*/ -LGraph.prototype.renameGlobalInput = function(old_name, name) -{ - if(name == old_name) - return; - - if(!this.global_inputs[old_name]) - return false; - - if(this.global_inputs[name]) - { - console.error("there is already one input with that name"); - return false; - } - - this.global_inputs[name] = this.global_inputs[old_name]; - delete this.global_inputs[old_name]; - this._version++; - - if(this.onGlobalInputRenamed) - this.onGlobalInputRenamed(old_name, name); - - if(this.onGlobalsChange) - this.onGlobalsChange(); -} - -/** -* Changes the type of a global graph input -* @method changeGlobalInputType -* @param {String} name -* @param {String} type -*/ -LGraph.prototype.changeGlobalInputType = function(name, type) -{ - if(!this.global_inputs[name]) - return false; - - if(this.global_inputs[name].type && this.global_inputs[name].type.toLowerCase() == type.toLowerCase() ) - return; - - this.global_inputs[name].type = type; - this._version++; - if(this.onGlobalInputTypeChanged) - this.onGlobalInputTypeChanged(name, type); -} - -/** -* Removes a global graph input -* @method removeGlobalInput -* @param {String} name -* @param {String} type -*/ -LGraph.prototype.removeGlobalInput = function(name) -{ - if(!this.global_inputs[name]) - return false; - - delete this.global_inputs[name]; - this._version++; - - if(this.onGlobalInputRemoved) - this.onGlobalInputRemoved(name); - - if(this.onGlobalsChange) - this.onGlobalsChange(); - return true; -} - -/** -* Creates a global graph output -* @method addGlobalOutput -* @param {String} name -* @param {String} type -* @param {*} value -*/ -LGraph.prototype.addGlobalOutput = function(name, type, value) -{ - this.global_outputs[name] = { name: name, type: type, value: value }; - this._version++; - - if(this.onGlobalOutputAdded) - this.onGlobalOutputAdded(name, type); - - if(this.onGlobalsChange) - this.onGlobalsChange(); -} - -/** -* Assign a data to the global output -* @method setGlobalOutputData -* @param {String} name -* @param {String} value -*/ -LGraph.prototype.setGlobalOutputData = function(name, value) -{ - var output = this.global_outputs[ name ]; - if (!output) - return; - output.value = value; -} - -/** -* Returns the current value of a global graph output -* @method getGlobalOutputData -* @param {String} name -* @return {*} the data -*/ -LGraph.prototype.getGlobalOutputData = function(name) -{ - var output = this.global_outputs[name]; - if (!output) - return null; - return output.value; -} - -/** -* Returns the current value of a global graph output (sames as getGlobalOutputData) -* @method getOutputData -* @param {String} name -* @return {*} the data -*/ -LGraph.prototype.getOutputData = LGraph.prototype.getGlobalOutputData; - - -/** -* Renames a global graph output -* @method renameGlobalOutput -* @param {String} old_name -* @param {String} new_name -*/ -LGraph.prototype.renameGlobalOutput = function(old_name, name) -{ - if(!this.global_outputs[old_name]) - return false; - - if(this.global_outputs[name]) - { - console.error("there is already one output with that name"); - return false; - } - - this.global_outputs[name] = this.global_outputs[old_name]; - delete this.global_outputs[old_name]; - this._version++; - - if(this.onGlobalOutputRenamed) - this.onGlobalOutputRenamed(old_name, name); - - if(this.onGlobalsChange) - this.onGlobalsChange(); -} - -/** -* Changes the type of a global graph output -* @method changeGlobalOutputType -* @param {String} name -* @param {String} type -*/ -LGraph.prototype.changeGlobalOutputType = function(name, type) -{ - if(!this.global_outputs[name]) - return false; - - if(this.global_outputs[name].type && this.global_outputs[name].type.toLowerCase() == type.toLowerCase() ) - return; - - this.global_outputs[name].type = type; - this._version++; - if(this.onGlobalOutputTypeChanged) - this.onGlobalOutputTypeChanged(name, type); -} - -/** -* Removes a global graph output -* @method removeGlobalOutput -* @param {String} name -*/ -LGraph.prototype.removeGlobalOutput = function(name) -{ - if(!this.global_outputs[name]) - return false; - delete this.global_outputs[name]; - this._version++; - - if(this.onGlobalOutputRemoved) - this.onGlobalOutputRemoved(name); - - if(this.onGlobalsChange) - this.onGlobalsChange(); - return true; -} - -LGraph.prototype.triggerInput = function(name,value) -{ - var nodes = this.findNodesByTitle(name); - for(var i = 0; i < nodes.length; ++i) - nodes[i].onTrigger(value); -} - -LGraph.prototype.setCallback = function(name,func) -{ - var nodes = this.findNodesByTitle(name); - for(var i = 0; i < nodes.length; ++i) - nodes[i].setTrigger(func); -} - - -LGraph.prototype.connectionChange = function( node ) -{ - this.updateExecutionOrder(); - if( this.onConnectionChange ) - this.onConnectionChange( node ); - this._version++; - this.sendActionToCanvas("onConnectionChange"); -} - -/** -* returns if the graph is in live mode -* @method isLive -*/ - -LGraph.prototype.isLive = function() -{ - if(!this.list_of_graphcanvas) - return false; - - for(var i = 0; i < this.list_of_graphcanvas.length; ++i) - { - var c = this.list_of_graphcanvas[i]; - if(c.live_mode) - return true; - } - return false; -} - -/* Called when something visually changed (not the graph!) */ -LGraph.prototype.change = function() -{ - if(LiteGraph.debug) - console.log("Graph changed"); - this.sendActionToCanvas("setDirty",[true,true]); - if(this.on_change) - this.on_change(this); -} - -LGraph.prototype.setDirtyCanvas = function(fg,bg) -{ - this.sendActionToCanvas("setDirty",[fg,bg]); -} - -//save and recover app state *************************************** -/** -* Creates a Object containing all the info about this graph, it can be serialized -* @method serialize -* @return {Object} value of the node -*/ -LGraph.prototype.serialize = function() -{ - var nodes_info = []; - for(var i = 0, l = this._nodes.length; i < l; ++i) - nodes_info.push( this._nodes[i].serialize() ); - - //pack link info into a non-verbose format - var links = []; - for(var i in this.links) //links is an OBJECT - { - var link = this.links[i]; - links.push([ link.id, link.origin_id, link.origin_slot, link.target_id, link.target_slot, link.type ]); - } - - var groups_info = []; - for(var i = 0; i < this._groups.length; ++i) - groups_info.push( this._groups[i].serialize() ); - - var data = { - last_node_id: this.last_node_id, - last_link_id: this.last_link_id, - nodes: nodes_info, - links: links, - groups: groups_info, - config: this.config - }; - - return data; -} - - -/** -* Configure a graph from a JSON string -* @method configure -* @param {String} str configure a graph from a JSON string -* @param {Boolean} returns if there was any error parsing -*/ -LGraph.prototype.configure = function( data, keep_old ) -{ - if(!data) - return; - - if(!keep_old) - this.clear(); - - var nodes = data.nodes; - - //decode links info (they are very verbose) - if(data.links && data.links.constructor === Array) - { - var links = []; - for(var i = 0; i < data.links.length; ++i) - { - var link = data.links[i]; - links[ link[0] ] = { id: link[0], origin_id: link[1], origin_slot: link[2], target_id: link[3], target_slot: link[4], type: link[5] }; - } - data.links = links; - } - - //copy all stored fields - for (var i in data) - this[i] = data[i]; - - var error = false; - - //create nodes - this._nodes = []; - if(nodes) - { - for(var i = 0, l = nodes.length; i < l; ++i) - { - var n_info = nodes[i]; //stored info - var node = LiteGraph.createNode( n_info.type, n_info.title ); - if(!node) - { - if(LiteGraph.debug) - console.log("Node not found: " + n_info.type); - error = true; - continue; - } - - node.id = n_info.id; //id it or it will create a new id - this.add(node, true); //add before configure, otherwise configure cannot create links - } - - //configure nodes afterwards so they can reach each other - for(var i = 0, l = nodes.length; i < l; ++i) - { - var n_info = nodes[i]; - var node = this.getNodeById( n_info.id ); - if(node) - node.configure( n_info ); - } - } - - //groups - this._groups.length = 0; - if( data.groups ) - for(var i = 0; i < data.groups.length; ++i ) - { - var group = new LiteGraph.LGraphGroup(); - group.configure( data.groups[i] ); - this.add( group ); - } - - this.updateExecutionOrder(); - this._version++; - this.setDirtyCanvas(true,true); - return error; -} - -LGraph.prototype.load = function(url) -{ - var that = this; - var req = new XMLHttpRequest(); - req.open('GET', url, true); - req.send(null); - req.onload = function (oEvent) { - if(req.status !== 200) - { - console.error("Error loading graph:",req.status,req.response); - return; - } - var data = JSON.parse( req.response ); - that.configure(data); - } - req.onerror = function(err) - { - console.error("Error loading graph:",err); - } -} - -LGraph.prototype.onNodeTrace = function(node, msg, color) -{ - //TODO -} - -// ************************************************************* -// Node CLASS ******* -// ************************************************************* - -/* - title: string - pos: [x,y] - size: [x,y] - - input|output: every connection - + { name:string, type:string, pos: [x,y]=Optional, direction: "input"|"output", links: Array }); - - flags: - + clip_area: if you render outside the node, it will be cliped - + unsafe_execution: not allowed for safe execution - + skip_repeated_outputs: when adding new outputs, it wont show if there is one already connected - + resizable: if set to false it wont be resizable with the mouse - - supported callbacks: - + onAdded: when added to graph - + onRemoved: when removed from graph - + onStart: when the graph starts playing - + onStop: when the graph stops playing - + onDrawForeground: render the inside widgets inside the node - + onDrawBackground: render the background area inside the node (only in edit mode) - + onMouseDown - + onMouseMove - + onMouseUp - + onMouseEnter - + onMouseLeave - + onExecute: execute the node - + onPropertyChanged: when a property is changed in the panel (return true to skip default behaviour) - + onGetInputs: returns an array of possible inputs - + onGetOutputs: returns an array of possible outputs - + onDblClick - + onSerialize - + onSelected - + onDeselected - + onDropItem : DOM item dropped over the node - + onDropFile : file dropped over the node - + onConnectInput : if returns false the incoming connection will be canceled - + onConnectionsChange : a connection changed (new one or removed) (LiteGraph.INPUT or LiteGraph.OUTPUT, slot, true if connected, link_info, input_info ) -*/ - -/** -* Base Class for all the node type classes -* @class LGraphNode -* @param {String} name a name for the node -*/ - -function LGraphNode(title) -{ - this._ctor(title); -} - -global.LGraphNode = LiteGraph.LGraphNode = LGraphNode; - -LGraphNode.prototype._ctor = function( title ) -{ - this.title = title || "Unnamed"; - this.size = [LiteGraph.NODE_WIDTH,60]; - this.graph = null; - - this._pos = new Float32Array(10,10); - - Object.defineProperty( this, "pos", { - set: function(v) - { - if(!v || v.length < 2) - return; - this._pos[0] = v[0]; - this._pos[1] = v[1]; - }, - get: function() - { - return this._pos; - }, - enumerable: true - }); - - this.id = -1; //not know till not added - this.type = null; - - //inputs available: array of inputs - this.inputs = []; - this.outputs = []; - this.connections = []; - - //local data - this.properties = {}; //for the values - this.properties_info = []; //for the info - - this.data = null; //persistent local data - this.flags = {}; -} - -/** -* configure a node from an object containing the serialized info -* @method configure -*/ -LGraphNode.prototype.configure = function(info) -{ - if(this.graph) - this.graph._version++; - - for (var j in info) - { - if(j == "console") - continue; - - if(j == "properties") - { - //i dont want to clone properties, I want to reuse the old container - for(var k in info.properties) - { - this.properties[k] = info.properties[k]; - if(this.onPropertyChanged) - this.onPropertyChanged(k,info.properties[k]); - } - continue; - } - - if(info[j] == null) - continue; - - else if (typeof(info[j]) == 'object') //object - { - if(this[j] && this[j].configure) - this[j].configure( info[j] ); - else - this[j] = LiteGraph.cloneObject(info[j], this[j]); - } - else //value - this[j] = info[j]; - } - - if(!info.title) - this.title = this.constructor.title; - - if(this.onConnectionsChange) - { - if(this.inputs) - for(var i = 0; i < this.inputs.length; ++i) - { - var input = this.inputs[i]; - var link_info = this.graph ? this.graph.links[ input.link ] : null; - this.onConnectionsChange( LiteGraph.INPUT, i, true, link_info, input ); //link_info has been created now, so its updated - } - - if(this.outputs) - for(var i = 0; i < this.outputs.length; ++i) - { - var output = this.outputs[i]; - if(!output.links) - continue; - for(var j = 0; j < output.links.length; ++j) - { - var link_info = this.graph ? this.graph.links[ output.links[j] ] : null; - this.onConnectionsChange( LiteGraph.OUTPUT, i, true, link_info, output ); //link_info has been created now, so its updated - } - } - } - - //FOR LEGACY, PLEASE REMOVE ON NEXT VERSION - for(var i in this.inputs) - { - var input = this.inputs[i]; - if(!input.link || !input.link.length ) - continue; - var link = input.link; - if(typeof(link) != "object") - continue; - input.link = link[0]; - if(this.graph) - this.graph.links[ link[0] ] = { - id: link[0], - origin_id: link[1], - origin_slot: link[2], - target_id: link[3], - target_slot: link[4] - }; - } - for(var i in this.outputs) - { - var output = this.outputs[i]; - if(!output.links || output.links.length == 0) - continue; - for(var j in output.links) - { - var link = output.links[j]; - if(typeof(link) != "object") - continue; - output.links[j] = link[0]; - } - } - - if( this.onConfigure ) - this.onConfigure( info ); -} - -/** -* serialize the content -* @method serialize -*/ - -LGraphNode.prototype.serialize = function() -{ - //create serialization object - var o = { - id: this.id, - type: this.type, - pos: this.pos, - size: this.size, - data: this.data, - flags: LiteGraph.cloneObject(this.flags), - mode: this.mode - }; - - if( this.inputs ) - o.inputs = this.inputs; - - if( this.outputs ) - { - //clear outputs last data (because data in connections is never serialized but stored inside the outputs info) - for(var i = 0; i < this.outputs.length; i++) - delete this.outputs[i]._data; - o.outputs = this.outputs; - } - - if( this.title && this.title != this.constructor.title ) - o.title = this.title; - - if( this.properties ) - o.properties = LiteGraph.cloneObject( this.properties ); - - if( !o.type ) - o.type = this.constructor.type; - - if( this.color ) - o.color = this.color; - if( this.bgcolor ) - o.bgcolor = this.bgcolor; - if( this.boxcolor ) - o.boxcolor = this.boxcolor; - if( this.shape ) - o.shape = this.shape; - - if(this.onSerialize) - this.onSerialize(o); - - return o; -} - - -/* Creates a clone of this node */ -LGraphNode.prototype.clone = function() -{ - var node = LiteGraph.createNode(this.type); - - //we clone it because serialize returns shared containers - var data = LiteGraph.cloneObject( this.serialize() ); - - //remove links - if(data.inputs) - for(var i = 0; i < data.inputs.length; ++i) - data.inputs[i].link = null; - - if(data.outputs) - for(var i = 0; i < data.outputs.length; ++i) - { - if(data.outputs[i].links) - data.outputs[i].links.length = 0; - } - - delete data["id"]; - //remove links - node.configure(data); - - return node; -} - - -/** -* serialize and stringify -* @method toString -*/ - -LGraphNode.prototype.toString = function() -{ - return JSON.stringify( this.serialize() ); -} -//LGraphNode.prototype.unserialize = function(info) {} //this cannot be done from within, must be done in LiteGraph - - -/** -* get the title string -* @method getTitle -*/ - -LGraphNode.prototype.getTitle = function() -{ - return this.title || this.constructor.title; -} - - - -// Execution ************************* -/** -* sets the output data -* @method setOutputData -* @param {number} slot -* @param {*} data -*/ -LGraphNode.prototype.setOutputData = function(slot, data) -{ - if(!this.outputs) - return; - - //this maybe slow and a niche case - //if(slot && slot.constructor === String) - // slot = this.findOutputSlot(slot); - - if(slot == -1 || slot >= this.outputs.length) - return; - - var output_info = this.outputs[slot]; - if(!output_info) - return; - - //store data in the output itself in case we want to debug - output_info._data = data; - - //if there are connections, pass the data to the connections - if( this.outputs[slot].links ) - { - for(var i = 0; i < this.outputs[slot].links.length; i++) - { - var link_id = this.outputs[slot].links[i]; - this.graph.links[ link_id ].data = data; - } - } -} - -/** -* Retrieves the input data (data traveling through the connection) from one slot -* @method getInputData -* @param {number} slot -* @param {boolean} force_update if set to true it will force the connected node of this slot to output data into this link -* @return {*} data or if it is not connected returns undefined -*/ -LGraphNode.prototype.getInputData = function( slot, force_update ) -{ - if(!this.inputs) - return; //undefined; - - if(slot >= this.inputs.length || this.inputs[slot].link == null) - return; - - var link_id = this.inputs[slot].link; - var link = this.graph.links[ link_id ]; - if(!link) //bug: weird case but it happens sometimes - return null; - - if(!force_update) - return link.data; - - //special case: used to extract data from the incomming connection before the graph has been executed - var node = this.graph.getNodeById( link.origin_id ); - if(!node) - return link.data; - - if(node.updateOutputData) - node.updateOutputData( link.origin_slot ); - else if(node.onExecute) - node.onExecute(); - - return link.data; -} - -/** -* Retrieves the input data from one slot using its name instead of slot number -* @method getInputDataByName -* @param {String} slot_name -* @param {boolean} force_update if set to true it will force the connected node of this slot to output data into this link -* @return {*} data or if it is not connected returns null -*/ -LGraphNode.prototype.getInputDataByName = function( slot_name, force_update ) -{ - var slot = this.findInputSlot( slot_name ); - if( slot == -1 ) - return null; - return this.getInputData( slot, force_update ); -} - - -/** -* tells you if there is a connection in one input slot -* @method isInputConnected -* @param {number} slot -* @return {boolean} -*/ -LGraphNode.prototype.isInputConnected = function(slot) -{ - if(!this.inputs) - return false; - return (slot < this.inputs.length && this.inputs[slot].link != null); -} - -/** -* tells you info about an input connection (which node, type, etc) -* @method getInputInfo -* @param {number} slot -* @return {Object} object or null { link: id, name: string, type: string or 0 } -*/ -LGraphNode.prototype.getInputInfo = function(slot) -{ - if(!this.inputs) - return null; - if(slot < this.inputs.length) - return this.inputs[slot]; - return null; -} - -/** -* returns the node connected in the input slot -* @method getInputNode -* @param {number} slot -* @return {LGraphNode} node or null -*/ -LGraphNode.prototype.getInputNode = function( slot ) -{ - if(!this.inputs) - return null; - if(slot >= this.inputs.length) - return null; - var input = this.inputs[slot]; - if(!input || input.link === null) - return null; - var link_info = this.graph.links[ input.link ]; - if(!link_info) - return null; - return this.graph.getNodeById( link_info.origin_id ); -} - - -/** -* returns the value of an input with this name, otherwise checks if there is a property with that name -* @method getInputOrProperty -* @param {string} name -* @return {*} value -*/ -LGraphNode.prototype.getInputOrProperty = function( name ) -{ - if(!this.inputs || !this.inputs.length) - return this.properties ? this.properties[name] : null; - - for(var i = 0, l = this.inputs.length; i < l; ++i) - if(name == this.inputs[i].name) - { - var link_id = this.inputs[i].link; - var link = this.graph.links[ link_id ]; - return link ? link.data : null; - } - return this.properties[name]; -} - - - - -/** -* tells you the last output data that went in that slot -* @method getOutputData -* @param {number} slot -* @return {Object} object or null -*/ -LGraphNode.prototype.getOutputData = function(slot) -{ - if(!this.outputs) - return null; - if(slot >= this.outputs.length) - return null; - - var info = this.outputs[slot]; - return info._data; -} - - -/** -* tells you info about an output connection (which node, type, etc) -* @method getOutputInfo -* @param {number} slot -* @return {Object} object or null { name: string, type: string, links: [ ids of links in number ] } -*/ -LGraphNode.prototype.getOutputInfo = function(slot) -{ - if(!this.outputs) - return null; - if(slot < this.outputs.length) - return this.outputs[slot]; - return null; -} - - -/** -* tells you if there is a connection in one output slot -* @method isOutputConnected -* @param {number} slot -* @return {boolean} -*/ -LGraphNode.prototype.isOutputConnected = function(slot) -{ - if(!this.outputs) - return false; - return (slot < this.outputs.length && this.outputs[slot].links && this.outputs[slot].links.length); -} - -/** -* tells you if there is any connection in the output slots -* @method isAnyOutputConnected -* @return {boolean} -*/ -LGraphNode.prototype.isAnyOutputConnected = function() -{ - if(!this.outputs) - return false; - for(var i = 0; i < this.outputs.length; ++i) - if( this.outputs[i].links && this.outputs[i].links.length ) - return true; - return false; -} - - -/** -* retrieves all the nodes connected to this output slot -* @method getOutputNodes -* @param {number} slot -* @return {array} -*/ -LGraphNode.prototype.getOutputNodes = function(slot) -{ - if(!this.outputs || this.outputs.length == 0) - return null; - - if(slot >= this.outputs.length) - return null; - - var output = this.outputs[slot]; - if(!output.links || output.links.length == 0) - return null; - - var r = []; - for(var i = 0; i < output.links.length; i++) - { - var link_id = output.links[i]; - var link = this.graph.links[ link_id ]; - if(link) - { - var target_node = this.graph.getNodeById( link.target_id ); - if( target_node ) - r.push( target_node ); - } - } - return r; -} - -/** -* Triggers an event in this node, this will trigger any output with the same name -* @method trigger -* @param {String} event name ( "on_play", ... ) if action is equivalent to false then the event is send to all -* @param {*} param -*/ -LGraphNode.prototype.trigger = function( action, param ) -{ - if( !this.outputs || !this.outputs.length ) - return; - - if(this.graph) - this.graph._last_trigger_time = LiteGraph.getTime(); - - for(var i = 0; i < this.outputs.length; ++i) - { - var output = this.outputs[ i ]; - if(!output || output.type !== LiteGraph.EVENT || (action && output.name != action) ) - continue; - this.triggerSlot( i, param ); - } -} - -/** -* Triggers an slot event in this node -* @method triggerSlot -* @param {Number} slot the index of the output slot -* @param {*} param -*/ -LGraphNode.prototype.triggerSlot = function( slot, param ) -{ - if( !this.outputs ) - return; - - var output = this.outputs[ slot ]; - if( !output ) - return; - - var links = output.links; - if(!links || !links.length) - return; - - if(this.graph) - this.graph._last_trigger_time = LiteGraph.getTime(); - - //for every link attached here - for(var k = 0; k < links.length; ++k) - { - var link_info = this.graph.links[ links[k] ]; - if(!link_info) //not connected - continue; - var node = this.graph.getNodeById( link_info.target_id ); - if(!node) //node not found? - continue; - - //used to mark events in graph - link_info._last_time = LiteGraph.getTime(); - - var target_connection = node.inputs[ link_info.target_slot ]; - - if(node.onAction) - node.onAction( target_connection.name, param ); - else if(node.mode === LiteGraph.ON_TRIGGER) - { - if(node.onExecute) - node.onExecute(param); - } - } -} - -/** -* add a new property to this node -* @method addProperty -* @param {string} name -* @param {*} default_value -* @param {string} type string defining the output type ("vec3","number",...) -* @param {Object} extra_info this can be used to have special properties of the property (like values, etc) -*/ -LGraphNode.prototype.addProperty = function( name, default_value, type, extra_info ) -{ - var o = { name: name, type: type, default_value: default_value }; - if(extra_info) - for(var i in extra_info) - o[i] = extra_info[i]; - if(!this.properties_info) - this.properties_info = []; - this.properties_info.push(o); - if(!this.properties) - this.properties = {}; - this.properties[ name ] = default_value; - return o; -} - - -//connections - -/** -* add a new output slot to use in this node -* @method addOutput -* @param {string} name -* @param {string} type string defining the output type ("vec3","number",...) -* @param {Object} extra_info this can be used to have special properties of an output (label, special color, position, etc) -*/ -LGraphNode.prototype.addOutput = function(name,type,extra_info) -{ - var o = { name: name, type: type, links: null }; - if(extra_info) - for(var i in extra_info) - o[i] = extra_info[i]; - - if(!this.outputs) - this.outputs = []; - this.outputs.push(o); - if(this.onOutputAdded) - this.onOutputAdded(o); - this.size = this.computeSize(); - return o; -} - -/** -* add a new output slot to use in this node -* @method addOutputs -* @param {Array} array of triplets like [[name,type,extra_info],[...]] -*/ -LGraphNode.prototype.addOutputs = function(array) -{ - for(var i = 0; i < array.length; ++i) - { - var info = array[i]; - var o = {name:info[0],type:info[1],link:null}; - if(array[2]) - for(var j in info[2]) - o[j] = info[2][j]; - - if(!this.outputs) - this.outputs = []; - this.outputs.push(o); - if(this.onOutputAdded) - this.onOutputAdded(o); - } - - this.size = this.computeSize(); -} - -/** -* remove an existing output slot -* @method removeOutput -* @param {number} slot -*/ -LGraphNode.prototype.removeOutput = function(slot) -{ - this.disconnectOutput(slot); - this.outputs.splice(slot,1); - this.size = this.computeSize(); - if(this.onOutputRemoved) - this.onOutputRemoved(slot); -} - -/** -* add a new input slot to use in this node -* @method addInput -* @param {string} name -* @param {string} type string defining the input type ("vec3","number",...), it its a generic one use 0 -* @param {Object} extra_info this can be used to have special properties of an input (label, color, position, etc) -*/ -LGraphNode.prototype.addInput = function(name,type,extra_info) -{ - type = type || 0; - var o = {name:name,type:type,link:null}; - if(extra_info) - for(var i in extra_info) - o[i] = extra_info[i]; - - if(!this.inputs) - this.inputs = []; - this.inputs.push(o); - this.size = this.computeSize(); - if(this.onInputAdded) - this.onInputAdded(o); - return o; -} - -/** -* add several new input slots in this node -* @method addInputs -* @param {Array} array of triplets like [[name,type,extra_info],[...]] -*/ -LGraphNode.prototype.addInputs = function(array) -{ - for(var i = 0; i < array.length; ++i) - { - var info = array[i]; - var o = {name:info[0], type:info[1], link:null}; - if(array[2]) - for(var j in info[2]) - o[j] = info[2][j]; - - if(!this.inputs) - this.inputs = []; - this.inputs.push(o); - if(this.onInputAdded) - this.onInputAdded(o); - } - - this.size = this.computeSize(); -} - -/** -* remove an existing input slot -* @method removeInput -* @param {number} slot -*/ -LGraphNode.prototype.removeInput = function(slot) -{ - this.disconnectInput(slot); - this.inputs.splice(slot,1); - this.size = this.computeSize(); - if(this.onInputRemoved) - this.onInputRemoved(slot); -} - -/** -* add an special connection to this node (used for special kinds of graphs) -* @method addConnection -* @param {string} name -* @param {string} type string defining the input type ("vec3","number",...) -* @param {[x,y]} pos position of the connection inside the node -* @param {string} direction if is input or output -*/ -LGraphNode.prototype.addConnection = function(name,type,pos,direction) -{ - var o = { - name: name, - type: type, - pos: pos, - direction: direction, - links: null - }; - this.connections.push( o ); - return o; -} - -/** -* computes the size of a node according to its inputs and output slots -* @method computeSize -* @param {number} minHeight -* @return {number} the total size -*/ -LGraphNode.prototype.computeSize = function( minHeight, out ) -{ - var rows = Math.max( this.inputs ? this.inputs.length : 1, this.outputs ? this.outputs.length : 1); - var size = out || new Float32Array([0,0]); - rows = Math.max(rows, 1); - var font_size = LiteGraph.NODE_TEXT_SIZE; //although it should be graphcanvas.inner_text_font size - size[1] = (this.constructor.slot_start_y || 0) + rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4; - - var font_size = font_size; - var title_width = compute_text_size( this.title ); - var input_width = 0; - var output_width = 0; - - if(this.inputs) - for(var i = 0, l = this.inputs.length; i < l; ++i) - { - var input = this.inputs[i]; - var text = input.label || input.name || ""; - var text_width = compute_text_size( text ); - if(input_width < text_width) - input_width = text_width; - } - - if(this.outputs) - for(var i = 0, l = this.outputs.length; i < l; ++i) - { - var output = this.outputs[i]; - var text = output.label || output.name || ""; - var text_width = compute_text_size( text ); - if(output_width < text_width) - output_width = text_width; - } - - size[0] = Math.max( input_width + output_width + 10, title_width ); - size[0] = Math.max( size[0], LiteGraph.NODE_WIDTH ); - - if(this.onResize) - this.onResize(size); - - function compute_text_size( text ) - { - if(!text) - return 0; - return font_size * text.length * 0.6; - } - - return size; -} - -/** -* Allows to pass -* -* @method addWidget -* @return {Float32Array[4]} the total size -*/ -LGraphNode.prototype.addWidget = function( type, name, value, callback, options ) -{ - if(!this.widgets) - this.widgets = []; - var w = { - type: type.toLowerCase(), - name: name, - value: value, - callback: callback, - options: options || {} - }; - - if(w.options.y !== undefined ) - w.y = w.options.y; - - if( type == "combo" && !w.options.values ) - throw("LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }"); - this.widgets.push(w); - return w; -} - - -/** -* returns the bounding of the object, used for rendering purposes -* bounding is: [topleft_cornerx, topleft_cornery, width, height] -* @method getBounding -* @return {Float32Array[4]} the total size -*/ -LGraphNode.prototype.getBounding = function( out ) -{ - out = out || new Float32Array(4); - out[0] = this.pos[0] - 4; - out[1] = this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT; - out[2] = this.size[0] + 4; - out[3] = this.size[1] + LiteGraph.NODE_TITLE_HEIGHT; - return out; -} - -/** -* checks if a point is inside the shape of a node -* @method isPointInside -* @param {number} x -* @param {number} y -* @return {boolean} -*/ -LGraphNode.prototype.isPointInside = function(x,y, margin) -{ - margin = margin || 0; - - var margin_top = this.graph && this.graph.isLive() ? 0 : 20; - if(this.flags && this.flags.collapsed) - { - //if ( distance([x,y], [this.pos[0] + this.size[0]*0.5, this.pos[1] + this.size[1]*0.5]) < LiteGraph.NODE_COLLAPSED_RADIUS) - if( isInsideRectangle( x, y, this.pos[0] - margin, this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT - margin, (this._collapsed_width||LiteGraph.NODE_COLLAPSED_WIDTH) + 2 * margin, LiteGraph.NODE_TITLE_HEIGHT + 2 * margin ) ) - return true; - } - else if ( (this.pos[0] - 4 - margin) < x && (this.pos[0] + this.size[0] + 4 + margin) > x - && (this.pos[1] - margin_top - margin) < y && (this.pos[1] + this.size[1] + margin) > y) - return true; - return false; -} - -/** -* checks if a point is inside a node slot, and returns info about which slot -* @method getSlotInPosition -* @param {number} x -* @param {number} y -* @return {Object} if found the object contains { input|output: slot object, slot: number, link_pos: [x,y] } -*/ -LGraphNode.prototype.getSlotInPosition = function( x, y ) -{ - //search for inputs - if(this.inputs) - for(var i = 0, l = this.inputs.length; i < l; ++i) - { - var input = this.inputs[i]; - var link_pos = this.getConnectionPos( true,i ); - if( isInsideRectangle(x, y, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) - return { input: input, slot: i, link_pos: link_pos, locked: input.locked }; - } - - if(this.outputs) - for(var i = 0, l = this.outputs.length; i < l; ++i) - { - var output = this.outputs[i]; - var link_pos = this.getConnectionPos(false,i); - if( isInsideRectangle(x, y, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) - return { output: output, slot: i, link_pos: link_pos, locked: output.locked }; - } - - return null; -} - -/** -* returns the input slot with a given name (used for dynamic slots), -1 if not found -* @method findInputSlot -* @param {string} name the name of the slot -* @return {number} the slot (-1 if not found) -*/ -LGraphNode.prototype.findInputSlot = function(name) -{ - if(!this.inputs) - return -1; - for(var i = 0, l = this.inputs.length; i < l; ++i) - if(name == this.inputs[i].name) - return i; - return -1; -} - -/** -* returns the output slot with a given name (used for dynamic slots), -1 if not found -* @method findOutputSlot -* @param {string} name the name of the slot -* @return {number} the slot (-1 if not found) -*/ -LGraphNode.prototype.findOutputSlot = function(name) -{ - if(!this.outputs) return -1; - for(var i = 0, l = this.outputs.length; i < l; ++i) - if(name == this.outputs[i].name) - return i; - return -1; -} - -/** -* connect this node output to the input of another node -* @method connect -* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) -* @param {LGraphNode} node the target node -* @param {number_or_string} target_slot the input slot of the target node (could be the number of the slot or the string with the name of the slot, or -1 to connect a trigger) -* @return {boolean} if it was connected succesfully -*/ -LGraphNode.prototype.connect = function( slot, target_node, target_slot ) -{ - target_slot = target_slot || 0; - - if(!this.graph) //could be connected before adding it to a graph - { - console.log("Connect: Error, node doesnt belong to any graph. Nodes must be added first to a graph before connecting them."); //due to link ids being associated with graphs - return false; - } - - - //seek for the output slot - if( slot.constructor === String ) - { - slot = this.findOutputSlot(slot); - if(slot == -1) - { - if(LiteGraph.debug) - console.log("Connect: Error, no slot of name " + slot); - return false; - } - } - else if(!this.outputs || slot >= this.outputs.length) - { - if(LiteGraph.debug) - console.log("Connect: Error, slot number not found"); - return false; - } - - if(target_node && target_node.constructor === Number) - target_node = this.graph.getNodeById( target_node ); - if(!target_node) - throw("target node is null"); - - //avoid loopback - if(target_node == this) - return false; - - //you can specify the slot by name - if(target_slot.constructor === String) - { - target_slot = target_node.findInputSlot( target_slot ); - if(target_slot == -1) - { - if(LiteGraph.debug) - console.log("Connect: Error, no slot of name " + target_slot); - return false; - } - } - else if( target_slot === LiteGraph.EVENT ) - { - //search for first slot with event? - /* - //create input for trigger - var input = target_node.addInput("onTrigger", LiteGraph.EVENT ); - target_slot = target_node.inputs.length - 1; //last one is the one created - target_node.mode = LiteGraph.ON_TRIGGER; - */ - return false; - } - else if( !target_node.inputs || target_slot >= target_node.inputs.length ) - { - if(LiteGraph.debug) - console.log("Connect: Error, slot number not found"); - return false; - } - - //if there is something already plugged there, disconnect - if(target_node.inputs[ target_slot ].link != null ) - target_node.disconnectInput( target_slot ); - - //why here?? - //this.setDirtyCanvas(false,true); - //this.graph.connectionChange( this ); - - var output = this.outputs[slot]; - - //allows nodes to block connection - if(target_node.onConnectInput) - if( target_node.onConnectInput( target_slot, output.type, output ) === false) - return false; - - var input = target_node.inputs[target_slot]; - - if( LiteGraph.isValidConnection( output.type, input.type ) ) - { - var link_info = { - id: this.graph.last_link_id++, - type: input.type, - origin_id: this.id, - origin_slot: slot, - target_id: target_node.id, - target_slot: target_slot - }; - - //add to graph links list - this.graph.links[ link_info.id ] = link_info; - - //connect in output - if( output.links == null ) - output.links = []; - output.links.push( link_info.id ); - //connect in input - target_node.inputs[target_slot].link = link_info.id; - if(this.graph) - this.graph._version++; - if(this.onConnectionsChange) - this.onConnectionsChange( LiteGraph.OUTPUT, slot, true, link_info, output ); //link_info has been created now, so its updated - if(target_node.onConnectionsChange) - target_node.onConnectionsChange( LiteGraph.INPUT, target_slot, true, link_info, input ); - if( this.graph && this.graph.onNodeConnectionChange ) - this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot, target_node, target_slot ); - } - - this.setDirtyCanvas(false,true); - this.graph.connectionChange( this ); - - return true; -} - -/** -* disconnect one output to an specific node -* @method disconnectOutput -* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) -* @param {LGraphNode} target_node the target node to which this slot is connected [Optional, if not target_node is specified all nodes will be disconnected] -* @return {boolean} if it was disconnected succesfully -*/ -LGraphNode.prototype.disconnectOutput = function( slot, target_node ) -{ - if( slot.constructor === String ) - { - slot = this.findOutputSlot(slot); - if(slot == -1) - { - if(LiteGraph.debug) - console.log("Connect: Error, no slot of name " + slot); - return false; - } - } - else if(!this.outputs || slot >= this.outputs.length) - { - if(LiteGraph.debug) - console.log("Connect: Error, slot number not found"); - return false; - } - - //get output slot - var output = this.outputs[slot]; - if(!output.links || output.links.length == 0) - return false; - - //one of the output links in this slot - if(target_node) - { - if(target_node.constructor === Number) - target_node = this.graph.getNodeById( target_node ); - if(!target_node) - throw("Target Node not found"); - - for(var i = 0, l = output.links.length; i < l; i++) - { - var link_id = output.links[i]; - var link_info = this.graph.links[ link_id ]; - - //is the link we are searching for... - if( link_info.target_id == target_node.id ) - { - output.links.splice(i,1); //remove here - var input = target_node.inputs[ link_info.target_slot ]; - input.link = null; //remove there - delete this.graph.links[ link_id ]; //remove the link from the links pool - if(this.graph) - this.graph._version++; - if(target_node.onConnectionsChange) - target_node.onConnectionsChange( LiteGraph.INPUT, link_info.target_slot, false, link_info, input ); //link_info hasnt been modified so its ok - if(this.onConnectionsChange) - this.onConnectionsChange( LiteGraph.OUTPUT, slot, false, link_info, output ); - if( this.graph && this.graph.onNodeConnectionChange ) - this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot ); - if( this.graph && this.graph.onNodeConnectionChange ) - this.graph.onNodeConnectionChange( LiteGraph.INPUT, target_node, link_info.target_slot ); - break; - } - } - } - else //all the links in this output slot - { - for(var i = 0, l = output.links.length; i < l; i++) - { - var link_id = output.links[i]; - var link_info = this.graph.links[ link_id ]; - if(!link_info) //bug: it happens sometimes - continue; - - var target_node = this.graph.getNodeById( link_info.target_id ); - var input = null; - if(this.graph) - this.graph._version++; - if(target_node) - { - input = target_node.inputs[ link_info.target_slot ]; - input.link = null; //remove other side link - if(target_node.onConnectionsChange) - target_node.onConnectionsChange( LiteGraph.INPUT, link_info.target_slot, false, link_info, input ); //link_info hasnt been modified so its ok - if( this.graph && this.graph.onNodeConnectionChange ) - this.graph.onNodeConnectionChange( LiteGraph.INPUT, target_node, link_info.target_slot ); - } - delete this.graph.links[ link_id ]; //remove the link from the links pool - if(this.onConnectionsChange) - this.onConnectionsChange( LiteGraph.OUTPUT, slot, false, link_info, output ); - if( this.graph && this.graph.onNodeConnectionChange ) - this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot ); - } - output.links = null; - } - - - this.setDirtyCanvas(false,true); - this.graph.connectionChange( this ); - return true; -} - -/** -* disconnect one input -* @method disconnectInput -* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) -* @return {boolean} if it was disconnected succesfully -*/ -LGraphNode.prototype.disconnectInput = function( slot ) -{ - //seek for the output slot - if( slot.constructor === String ) - { - slot = this.findInputSlot(slot); - if(slot == -1) - { - if(LiteGraph.debug) - console.log("Connect: Error, no slot of name " + slot); - return false; - } - } - else if(!this.inputs || slot >= this.inputs.length) - { - if(LiteGraph.debug) - console.log("Connect: Error, slot number not found"); - return false; - } - - var input = this.inputs[slot]; - if(!input) - return false; - - var link_id = this.inputs[slot].link; - this.inputs[slot].link = null; - - //remove other side - var link_info = this.graph.links[ link_id ]; - if( link_info ) - { - var target_node = this.graph.getNodeById( link_info.origin_id ); - if(!target_node) - return false; - - var output = target_node.outputs[ link_info.origin_slot ]; - if(!output || !output.links || output.links.length == 0) - return false; - - //search in the inputs list for this link - for(var i = 0, l = output.links.length; i < l; i++) - { - if( output.links[i] == link_id ) - { - output.links.splice(i,1); - break; - } - } - - delete this.graph.links[ link_id ]; //remove from the pool - if(this.graph) - this.graph._version++; - if( this.onConnectionsChange ) - this.onConnectionsChange( LiteGraph.INPUT, slot, false, link_info, input ); - if( target_node.onConnectionsChange ) - target_node.onConnectionsChange( LiteGraph.OUTPUT, i, false, link_info, output ); - } - - this.setDirtyCanvas(false,true); - this.graph.connectionChange( this ); - return true; -} - -/** -* returns the center of a connection point in canvas coords -* @method getConnectionPos -* @param {boolean} is_input true if if a input slot, false if it is an output -* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) -* @return {[x,y]} the position -**/ -LGraphNode.prototype.getConnectionPos = function( is_input, slot_number ) -{ - if(this.flags.collapsed) - { - if(is_input) - return [this.pos[0], this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT * 0.5]; - else - return [this.pos[0] + (this._collapsed_width || LiteGraph.NODE_COLLAPSED_WIDTH), this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT * 0.5]; - } - - if(is_input && slot_number == -1) - { - return [this.pos[0] + 10, this.pos[1] + 10]; - } - - if(is_input && this.inputs.length > slot_number && this.inputs[slot_number].pos) - return [this.pos[0] + this.inputs[slot_number].pos[0],this.pos[1] + this.inputs[slot_number].pos[1]]; - else if(!is_input && this.outputs.length > slot_number && this.outputs[slot_number].pos) - return [this.pos[0] + this.outputs[slot_number].pos[0],this.pos[1] + this.outputs[slot_number].pos[1]]; - - //horizontal distributed slots - if(this.flags.horizontal) - { - if(is_input) - return [this.pos[0] + (slot_number + 0.5) * (this.size[0] / (this.inputs.length)), this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT ]; - return [this.pos[0] + (slot_number + 0.5) * (this.size[0] / (this.outputs.length)), this.pos[1] + this.size[1] ]; - } - - //default - if(is_input) - return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0) ]; - return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)]; -} - -/* Force align to grid */ -LGraphNode.prototype.alignToGrid = function() -{ - this.pos[0] = LiteGraph.CANVAS_GRID_SIZE * Math.round(this.pos[0] / LiteGraph.CANVAS_GRID_SIZE); - this.pos[1] = LiteGraph.CANVAS_GRID_SIZE * Math.round(this.pos[1] / LiteGraph.CANVAS_GRID_SIZE); -} - - -/* Console output */ -LGraphNode.prototype.trace = function(msg) -{ - if(!this.console) - this.console = []; - this.console.push(msg); - if(this.console.length > LGraphNode.MAX_CONSOLE) - this.console.shift(); - - this.graph.onNodeTrace(this,msg); -} - -/* Forces to redraw or the main canvas (LGraphNode) or the bg canvas (links) */ -LGraphNode.prototype.setDirtyCanvas = function(dirty_foreground, dirty_background) -{ - if(!this.graph) - return; - this.graph.sendActionToCanvas("setDirty",[dirty_foreground, dirty_background]); -} - -LGraphNode.prototype.loadImage = function(url) -{ - var img = new Image(); - img.src = LiteGraph.node_images_path + url; - img.ready = false; - - var that = this; - img.onload = function() { - this.ready = true; - that.setDirtyCanvas(true); - } - return img; -} - -//safe LGraphNode action execution (not sure if safe) -/* -LGraphNode.prototype.executeAction = function(action) -{ - if(action == "") return false; - - if( action.indexOf(";") != -1 || action.indexOf("}") != -1) - { - this.trace("Error: Action contains unsafe characters"); - return false; - } - - var tokens = action.split("("); - var func_name = tokens[0]; - if( typeof(this[func_name]) != "function") - { - this.trace("Error: Action not found on node: " + func_name); - return false; - } - - var code = action; - - try - { - var _foo = eval; - eval = null; - (new Function("with(this) { " + code + "}")).call(this); - eval = _foo; - } - catch (err) - { - this.trace("Error executing action {" + action + "} :" + err); - return false; - } - - return true; -} -*/ - -/* Allows to get onMouseMove and onMouseUp events even if the mouse is out of focus */ -LGraphNode.prototype.captureInput = function(v) -{ - if(!this.graph || !this.graph.list_of_graphcanvas) - return; - - var list = this.graph.list_of_graphcanvas; - - for(var i = 0; i < list.length; ++i) - { - var c = list[i]; - //releasing somebody elses capture?! - if(!v && c.node_capturing_input != this) - continue; - - //change - c.node_capturing_input = v ? this : null; - } -} - -/** -* Collapse the node to make it smaller on the canvas -* @method collapse -**/ -LGraphNode.prototype.collapse = function( force ) -{ - this.graph._version++; - if(this.constructor.collapsable === false && !force) - return; - if(!this.flags.collapsed) - this.flags.collapsed = true; - else - this.flags.collapsed = false; - this.setDirtyCanvas(true,true); -} - -/** -* Forces the node to do not move or realign on Z -* @method pin -**/ - -LGraphNode.prototype.pin = function(v) -{ - this.graph._version++; - if(v === undefined) - this.flags.pinned = !this.flags.pinned; - else - this.flags.pinned = v; -} - -LGraphNode.prototype.localToScreen = function(x,y, graphcanvas) -{ - return [(x + this.pos[0]) * graphcanvas.scale + graphcanvas.offset[0], - (y + this.pos[1]) * graphcanvas.scale + graphcanvas.offset[1]]; -} - - - - -function LGraphGroup( title ) -{ - this._ctor( title ); -} - -global.LGraphGroup = LiteGraph.LGraphGroup = LGraphGroup; - -LGraphGroup.prototype._ctor = function( title ) -{ - this.title = title || "Group"; - this._bounding = new Float32Array([10,10,140,80]); - this._pos = this._bounding.subarray(0,2); - this._size = this._bounding.subarray(2,4); - this._nodes = []; - this.color = LGraphCanvas.node_colors.pale_blue ? LGraphCanvas.node_colors.pale_blue.groupcolor : "#AAA"; - this.graph = null; - - Object.defineProperty( this, "pos", { - set: function(v) - { - if(!v || v.length < 2) - return; - this._pos[0] = v[0]; - this._pos[1] = v[1]; - }, - get: function() - { - return this._pos; - }, - enumerable: true - }); - - Object.defineProperty( this, "size", { - set: function(v) - { - if(!v || v.length < 2) - return; - this._size[0] = Math.max(140,v[0]); - this._size[1] = Math.max(80,v[1]); - }, - get: function() - { - return this._size; - }, - enumerable: true - }); -} - -LGraphGroup.prototype.configure = function(o) -{ - this.title = o.title; - this._bounding.set( o.bounding ); - this.color = o.color; -} - -LGraphGroup.prototype.serialize = function() -{ - var b = this._bounding; - return { - title: this.title, - bounding: [ b[0], b[1], b[2], b[3] ], - color: this.color - }; -} - -LGraphGroup.prototype.move = function(deltax, deltay, ignore_nodes) -{ - this._pos[0] += deltax; - this._pos[1] += deltay; - if(ignore_nodes) - return; - for(var i = 0; i < this._nodes.length; ++i) - { - var node = this._nodes[i]; - node.pos[0] += deltax; - node.pos[1] += deltay; - } -} - -LGraphGroup.prototype.recomputeInsideNodes = function() -{ - this._nodes.length = 0; - var nodes = this.graph._nodes; - var node_bounding = new Float32Array(4); - - for(var i = 0; i < nodes.length; ++i) - { - var node = nodes[i]; - node.getBounding( node_bounding ); - if(!overlapBounding( this._bounding, node_bounding )) - continue; //out of the visible area - this._nodes.push( node ); - } -} - -LGraphGroup.prototype.isPointInside = LGraphNode.prototype.isPointInside; -LGraphGroup.prototype.setDirtyCanvas = LGraphNode.prototype.setDirtyCanvas; - -//********************************************************************************* -// LGraphCanvas: LGraph renderer CLASS -//********************************************************************************* - -/** -* This class is in charge of rendering one graph inside a canvas. And provides all the interaction required. -* Valid callbacks are: onNodeSelected, onNodeDeselected, onShowNodePanel, onNodeDblClicked -* -* @class LGraphCanvas -* @constructor -* @param {HTMLCanvas} canvas the canvas where you want to render (it accepts a selector in string format or the canvas element itself) -* @param {LGraph} graph [optional] -* @param {Object} options [optional] { skip_rendering, autoresize } -*/ -function LGraphCanvas( canvas, graph, options ) -{ - options = options || {}; - - //if(graph === undefined) - // throw ("No graph assigned"); - this.background_image = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=' - - if(canvas && canvas.constructor === String ) - canvas = document.querySelector( canvas ); - - this.max_zoom = 10; - this.min_zoom = 0.1; - this.zoom_modify_alpha = true; //otherwise it generates ugly patterns when scaling down too much - - this.title_text_font = "bold "+LiteGraph.NODE_TEXT_SIZE+"px Arial"; - this.inner_text_font = "normal "+LiteGraph.NODE_SUBTEXT_SIZE+"px Arial"; - this.node_title_color = LiteGraph.NODE_TITLE_COLOR; - this.default_link_color = LiteGraph.LINK_COLOR; - this.default_connection_color = { - input_off: "#AAB", - input_on: "#7F7", - output_off: "#AAB", - output_on: "#7F7" - }; - - this.highquality_render = true; - this.use_gradients = false; //set to true to render titlebar with gradients - this.editor_alpha = 1; //used for transition - this.pause_rendering = false; - this.render_shadows = true; - this.clear_background = true; - - this.render_only_selected = true; - this.live_mode = false; - this.show_info = true; - this.allow_dragcanvas = true; - this.allow_dragnodes = true; - this.allow_interaction = true; //allow to control widgets, buttons, collapse, etc - this.allow_searchbox = true; - this.drag_mode = false; - this.dragging_rectangle = null; - - this.filter = null; //allows to filter to only accept some type of nodes in a graph - - this.always_render_background = false; - this.render_canvas_border = true; - this.render_connections_shadows = false; //too much cpu - this.render_connections_border = true; - this.render_curved_connections = true; - this.render_connection_arrows = true; - this.render_execution_order = false; - - this.canvas_mouse = [0,0]; //mouse in canvas graph coordinates, where 0,0 is the top-left corner of the blue rectangle - - //to personalize the search box - this.onSearchBox = null; - this.onSearchBoxSelection = null; - - this.connections_width = 3; - this.round_radius = 8; - - this.current_node = null; - this.node_widget = null; //used for widgets - this.last_mouse_position = [0,0]; - - //link canvas and graph - if(graph) - graph.attachCanvas(this); - - this.setCanvas( canvas ); - this.clear(); - - if(!options.skip_render) - this.startRendering(); - - this.autoresize = options.autoresize; -} - -global.LGraphCanvas = LiteGraph.LGraphCanvas = LGraphCanvas; - -LGraphCanvas.link_type_colors = {"-1":"#F85",'number':"#AAC","node":"#DCA"}; -LGraphCanvas.gradients = {}; //cache of gradients - -/** -* clears all the data inside -* -* @method clear -*/ -LGraphCanvas.prototype.clear = function() -{ - this.frame = 0; - this.last_draw_time = 0; - this.render_time = 0; - this.fps = 0; - - this.scale = 1; - this.offset = [0,0]; - - this.dragging_rectangle = null; - - this.selected_nodes = {}; - this.selected_group = null; - - this.visible_nodes = []; - this.node_dragged = null; - this.node_over = null; - this.node_capturing_input = null; - this.connecting_node = null; - this.highlighted_links = {}; - - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - this.dirty_area = null; - - this.node_in_panel = null; - this.node_widget = null; - - this.last_mouse = [0,0]; - this.last_mouseclick = 0; - - if(this.onClear) - this.onClear(); - //this.UIinit(); -} - -/** -* assigns a graph, you can reasign graphs to the same canvas -* -* @method setGraph -* @param {LGraph} graph -*/ -LGraphCanvas.prototype.setGraph = function( graph, skip_clear ) -{ - if(this.graph == graph) - return; - - if(!skip_clear) - this.clear(); - - if(!graph && this.graph) - { - this.graph.detachCanvas(this); - return; - } - - /* - if(this.graph) - this.graph.canvas = null; //remove old graph link to the canvas - this.graph = graph; - if(this.graph) - this.graph.canvas = this; - */ - graph.attachCanvas(this); - this.setDirty(true,true); -} - -/** -* opens a graph contained inside a node in the current graph -* -* @method openSubgraph -* @param {LGraph} graph -*/ -LGraphCanvas.prototype.openSubgraph = function(graph) -{ - if(!graph) - throw("graph cannot be null"); - - if(this.graph == graph) - throw("graph cannot be the same"); - - this.clear(); - - if(this.graph) - { - if(!this._graph_stack) - this._graph_stack = []; - this._graph_stack.push(this.graph); - } - - graph.attachCanvas(this); - this.setDirty(true,true); -} - -/** -* closes a subgraph contained inside a node -* -* @method closeSubgraph -* @param {LGraph} assigns a graph -*/ -LGraphCanvas.prototype.closeSubgraph = function() -{ - if(!this._graph_stack || this._graph_stack.length == 0) - return; - var graph = this._graph_stack.pop(); - this.selected_nodes = {}; - this.highlighted_links = {}; - graph.attachCanvas(this); - this.setDirty(true,true); -} - -/** -* assigns a canvas -* -* @method setCanvas -* @param {Canvas} assigns a canvas (also accepts the ID of the element (not a selector) -*/ -LGraphCanvas.prototype.setCanvas = function( canvas, skip_events ) -{ - var that = this; - - if(canvas) - { - if( canvas.constructor === String ) - { - canvas = document.getElementById(canvas); - if(!canvas) - throw("Error creating LiteGraph canvas: Canvas not found"); - } - } - - if(canvas === this.canvas) - return; - - if(!canvas && this.canvas) - { - //maybe detach events from old_canvas - if(!skip_events) - this.unbindEvents(); - } - - this.canvas = canvas; - - if(!canvas) - return; - - //this.canvas.tabindex = "1000"; - canvas.className += " lgraphcanvas"; - canvas.data = this; - - //bg canvas: used for non changing stuff - this.bgcanvas = null; - if(!this.bgcanvas) - { - this.bgcanvas = document.createElement("canvas"); - this.bgcanvas.width = this.canvas.width; - this.bgcanvas.height = this.canvas.height; - } - - if(canvas.getContext == null) - { - if( canvas.localName != "canvas" ) - throw("Element supplied for LGraphCanvas must be a element, you passed a " + canvas.localName ); - throw("This browser doesnt support Canvas"); - } - - var ctx = this.ctx = canvas.getContext("2d"); - if(ctx == null) - { - if(!canvas.webgl_enabled) - console.warn("This canvas seems to be WebGL, enabling WebGL renderer"); - this.enableWebGL(); - } - - //input: (move and up could be unbinded) - this._mousemove_callback = this.processMouseMove.bind(this); - this._mouseup_callback = this.processMouseUp.bind(this); - - if(!skip_events) - this.bindEvents(); -} - -//used in some events to capture them -LGraphCanvas.prototype._doNothing = function doNothing(e) { e.preventDefault(); return false; }; -LGraphCanvas.prototype._doReturnTrue = function doNothing(e) { e.preventDefault(); return true; }; - -/** -* binds mouse, keyboard, touch and drag events to the canvas -* @method bindEvents -**/ -LGraphCanvas.prototype.bindEvents = function() -{ - if( this._events_binded ) - { - console.warn("LGraphCanvas: events already binded"); - return; - } - - var canvas = this.canvas; - var ref_window = this.getCanvasWindow(); - var document = ref_window.document; //hack used when moving canvas between windows - - this._mousedown_callback = this.processMouseDown.bind(this); - this._mousewheel_callback = this.processMouseWheel.bind(this); - - canvas.addEventListener("mousedown", this._mousedown_callback, true ); //down do not need to store the binded - canvas.addEventListener("mousemove", this._mousemove_callback ); - canvas.addEventListener("mousewheel", this._mousewheel_callback, false); - - canvas.addEventListener("contextmenu", this._doNothing ); - canvas.addEventListener("DOMMouseScroll", this._mousewheel_callback, false); - - //touch events - //if( 'touchstart' in document.documentElement ) - { - canvas.addEventListener("touchstart", this.touchHandler, true); - canvas.addEventListener("touchmove", this.touchHandler, true); - canvas.addEventListener("touchend", this.touchHandler, true); - canvas.addEventListener("touchcancel", this.touchHandler, true); - } - - //Keyboard ****************** - this._key_callback = this.processKey.bind(this); - - canvas.addEventListener("keydown", this._key_callback, true ); - document.addEventListener("keyup", this._key_callback, true ); //in document, otherwise it doesnt fire keyup - - //Droping Stuff over nodes ************************************ - this._ondrop_callback = this.processDrop.bind(this); - - canvas.addEventListener("dragover", this._doNothing, false ); - canvas.addEventListener("dragend", this._doNothing, false ); - canvas.addEventListener("drop", this._ondrop_callback, false ); - canvas.addEventListener("dragenter", this._doReturnTrue, false ); - - this._events_binded = true; -} - -/** -* unbinds mouse events from the canvas -* @method unbindEvents -**/ -LGraphCanvas.prototype.unbindEvents = function() -{ - if( !this._events_binded ) - { - console.warn("LGraphCanvas: no events binded"); - return; - } - - var ref_window = this.getCanvasWindow(); - var document = ref_window.document; - - this.canvas.removeEventListener( "mousedown", this._mousedown_callback ); - this.canvas.removeEventListener( "mousewheel", this._mousewheel_callback ); - this.canvas.removeEventListener( "DOMMouseScroll", this._mousewheel_callback ); - this.canvas.removeEventListener( "keydown", this._key_callback ); - document.removeEventListener( "keyup", this._key_callback ); - this.canvas.removeEventListener( "contextmenu", this._doNothing ); - this.canvas.removeEventListener( "drop", this._ondrop_callback ); - this.canvas.removeEventListener( "dragenter", this._doReturnTrue ); - - this.canvas.removeEventListener("touchstart", this.touchHandler ); - this.canvas.removeEventListener("touchmove", this.touchHandler ); - this.canvas.removeEventListener("touchend", this.touchHandler ); - this.canvas.removeEventListener("touchcancel", this.touchHandler ); - - this._mousedown_callback = null; - this._mousewheel_callback = null; - this._key_callback = null; - this._ondrop_callback = null; - - this._events_binded = false; -} - -LGraphCanvas.getFileExtension = function (url) -{ - var question = url.indexOf("?"); - if(question != -1) - url = url.substr(0,question); - var point = url.lastIndexOf("."); - if(point == -1) - return ""; - return url.substr(point+1).toLowerCase(); -} - -/** -* this function allows to render the canvas using WebGL instead of Canvas2D -* this is useful if you plant to render 3D objects inside your nodes, it uses litegl.js for webgl and canvas2DtoWebGL to emulate the Canvas2D calls in webGL -* @method enableWebGL -**/ -LGraphCanvas.prototype.enableWebGL = function() -{ - if(typeof(GL) === undefined) - throw("litegl.js must be included to use a WebGL canvas"); - if(typeof(enableWebGLCanvas) === undefined) - throw("webglCanvas.js must be included to use this feature"); - - this.gl = this.ctx = enableWebGLCanvas(this.canvas); - this.ctx.webgl = true; - this.bgcanvas = this.canvas; - this.bgctx = this.gl; - this.canvas.webgl_enabled = true; - - /* - GL.create({ canvas: this.bgcanvas }); - this.bgctx = enableWebGLCanvas( this.bgcanvas ); - window.gl = this.gl; - */ -} - - -/** -* marks as dirty the canvas, this way it will be rendered again -* -* @class LGraphCanvas -* @method setDirty -* @param {bool} fgcanvas if the foreground canvas is dirty (the one containing the nodes) -* @param {bool} bgcanvas if the background canvas is dirty (the one containing the wires) -*/ -LGraphCanvas.prototype.setDirty = function( fgcanvas, bgcanvas ) -{ - if(fgcanvas) - this.dirty_canvas = true; - if(bgcanvas) - this.dirty_bgcanvas = true; -} - -/** -* Used to attach the canvas in a popup -* -* @method getCanvasWindow -* @return {window} returns the window where the canvas is attached (the DOM root node) -*/ -LGraphCanvas.prototype.getCanvasWindow = function() -{ - if(!this.canvas) - return window; - var doc = this.canvas.ownerDocument; - return doc.defaultView || doc.parentWindow; -} - -/** -* starts rendering the content of the canvas when needed -* -* @method startRendering -*/ -LGraphCanvas.prototype.startRendering = function() -{ - if(this.is_rendering) - return; //already rendering - - this.is_rendering = true; - renderFrame.call(this); - - function renderFrame() - { - if(!this.pause_rendering) - this.draw(); - - var window = this.getCanvasWindow(); - if(this.is_rendering) - window.requestAnimationFrame( renderFrame.bind(this) ); - } -} - -/** -* stops rendering the content of the canvas (to save resources) -* -* @method stopRendering -*/ -LGraphCanvas.prototype.stopRendering = function() -{ - this.is_rendering = false; - /* - if(this.rendering_timer_id) - { - clearInterval(this.rendering_timer_id); - this.rendering_timer_id = null; - } - */ -} - -/* LiteGraphCanvas input */ - -LGraphCanvas.prototype.processMouseDown = function(e) -{ - if(!this.graph) - return; - - this.adjustMouseEvent(e); - - var ref_window = this.getCanvasWindow(); - var document = ref_window.document; - LGraphCanvas.active_canvas = this; - var that = this; - - //move mouse move event to the window in case it drags outside of the canvas - this.canvas.removeEventListener("mousemove", this._mousemove_callback ); - ref_window.document.addEventListener("mousemove", this._mousemove_callback, true ); //catch for the entire window - ref_window.document.addEventListener("mouseup", this._mouseup_callback, true ); - - var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); - var skip_dragging = false; - var skip_action = false; - var now = LiteGraph.getTime(); - var is_double_click = (now - this.last_mouseclick) < 300; - - this.canvas_mouse[0] = e.canvasX; - this.canvas_mouse[1] = e.canvasY; - - LiteGraph.closeAllContextMenus( ref_window ); - - if(e.which == 1) //left button mouse - { - if( e.ctrlKey ) - { - this.dragging_rectangle = new Float32Array(4); - this.dragging_rectangle[0] = e.canvasX; - this.dragging_rectangle[1] = e.canvasY; - this.dragging_rectangle[2] = 1; - this.dragging_rectangle[3] = 1; - skip_action = true; - } - - var clicking_canvas_bg = false; - - //when clicked on top of a node - //and it is not interactive - if( node && this.allow_interaction && !skip_action ) - { - if( !this.live_mode && !node.flags.pinned ) - this.bringToFront( node ); //if it wasnt selected? - - //not dragging mouse to connect two slots - if(!this.connecting_node && !node.flags.collapsed && !this.live_mode) - { - //search for outputs - if(node.outputs) - for(var i = 0, l = node.outputs.length; i < l; ++i) - { - var output = node.outputs[i]; - var link_pos = node.getConnectionPos(false,i); - if( isInsideRectangle( e.canvasX, e.canvasY, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) - { - this.connecting_node = node; - this.connecting_output = output; - this.connecting_pos = node.getConnectionPos(false,i); - this.connecting_slot = i; - - if (is_double_click) { - if (node.onOutputDblClick) - node.onOutputDblClick(i, e); - } else { - if (node.onOutputClick) - node.onOutputClick(i, e); - } - - skip_action = true; - break; - } - } - - //search for inputs - if(node.inputs) - for(var i = 0, l = node.inputs.length; i < l; ++i) - { - var input = node.inputs[i]; - var link_pos = node.getConnectionPos( true, i ); - if( isInsideRectangle(e.canvasX, e.canvasY, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) - { - if (is_double_click) { - if (node.onInputDblClick) - node.onInputDblClick(i, e); - } else { - if (node.onInputClick) - node.onInputClick(i, e); - } - - if(input.link !== null) - { - node.disconnectInput(i); - this.dirty_bgcanvas = true; - skip_action = true; - } - } - } - - //Search for corner - if( !skip_action && node.flags.resizable !== false && isInsideRectangle(e.canvasX, e.canvasY, node.pos[0] + node.size[0] - 5, node.pos[1] + node.size[1] - 5 ,5,5 )) - { - this.resizing_node = node; - this.canvas.style.cursor = "se-resize"; - skip_action = true; - } - } - - //Search for corner - if( !skip_action && isInsideRectangle(e.canvasX, e.canvasY, node.pos[0], node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT )) - { - node.collapse(); - skip_action = true; - } - - //it wasnt clicked on the links boxes - if(!skip_action) - { - var block_drag_node = false; - - //widgets - var widget = this.processNodeWidgets( node, this.canvas_mouse, e ); - if(widget) - { - block_drag_node = true; - this.node_widget = [node, widget]; - } - - //double clicking - if (is_double_click && this.selected_nodes[ node.id ]) - { - //double click node - if( node.onDblClick) - node.onDblClick(e); - this.processNodeDblClicked( node ); - block_drag_node = true; - } - - //if do not capture mouse - if( node.onMouseDown && node.onMouseDown( e, [e.canvasX - node.pos[0], e.canvasY - node.pos[1]] ) ) - block_drag_node = true; - else if(this.live_mode) - { - clicking_canvas_bg = true; - block_drag_node = true; - } - - if(!block_drag_node) - { - if(this.allow_dragnodes) - this.node_dragged = node; - if(!this.selected_nodes[ node.id ]) - this.processNodeSelected( node, e ); - } - - this.dirty_canvas = true; - } - } - else //clicked outside of nodes - { - this.selected_group = this.graph.getGroupOnPos( e.canvasX, e.canvasY ); - this.selected_group_resizing = false; - if( this.selected_group ) - { - if( e.ctrlKey ) - this.dragging_rectangle = null; - - var dist = distance( [e.canvasX, e.canvasY], [ this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1] ] ); - if( (dist * this.scale) < 10 ) - this.selected_group_resizing = true; - else - this.selected_group.recomputeInsideNodes(); - } - - if( is_double_click ) - this.showSearchBox( e ); - - clicking_canvas_bg = true; - } - - if( !skip_action && clicking_canvas_bg && this.allow_dragcanvas ) - { - this.dragging_canvas = true; - } - } - else if (e.which == 2) //middle button - { - - } - else if (e.which == 3) //right button - { - this.processContextMenu( node, e ); - } - - //TODO - //if(this.node_selected != prev_selected) - // this.onNodeSelectionChange(this.node_selected); - - this.last_mouse[0] = e.localX; - this.last_mouse[1] = e.localY; - this.last_mouseclick = LiteGraph.getTime(); - - /* - if( (this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) - this.draw(); - */ - - this.graph.change(); - - //this is to ensure to defocus(blur) if a text input element is on focus - if(!ref_window.document.activeElement || (ref_window.document.activeElement.nodeName.toLowerCase() != "input" && ref_window.document.activeElement.nodeName.toLowerCase() != "textarea")) - e.preventDefault(); - e.stopPropagation(); - - if(this.onMouseDown) - this.onMouseDown(e); - - return false; -} - -/** -* Called when a mouse move event has to be processed -* @method processMouseMove -**/ -LGraphCanvas.prototype.processMouseMove = function(e) -{ - if(this.autoresize) - this.resize(); - - if(!this.graph) - return; - - LGraphCanvas.active_canvas = this; - this.adjustMouseEvent(e); - var mouse = [e.localX, e.localY]; - var delta = [mouse[0] - this.last_mouse[0], mouse[1] - this.last_mouse[1]]; - this.last_mouse = mouse; - this.canvas_mouse[0] = e.canvasX; - this.canvas_mouse[1] = e.canvasY; - - if( this.node_widget ) - { - this.processNodeWidgets( this.node_widget[0], this.canvas_mouse, e, this.node_widget[1] ); - this.dirty_canvas = true; - } - - if( this.dragging_rectangle ) - { - this.dragging_rectangle[2] = e.canvasX - this.dragging_rectangle[0]; - this.dragging_rectangle[3] = e.canvasY - this.dragging_rectangle[1]; - this.dirty_canvas = true; - } - else if (this.selected_group) - { - if( this.selected_group_resizing ) - this.selected_group.size = [ e.canvasX - this.selected_group.pos[0], e.canvasY - this.selected_group.pos[1] ]; - else - { - var deltax = delta[0] / this.scale; - var deltay = delta[1] / this.scale; - this.selected_group.move( deltax, deltay, e.ctrlKey ); - if( this.selected_group._nodes.length) - this.dirty_canvas = true; - } - this.dirty_bgcanvas = true; - } - else if(this.dragging_canvas) - { - this.offset[0] += delta[0] / this.scale; - this.offset[1] += delta[1] / this.scale; - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - } - else if(this.allow_interaction) - { - if(this.connecting_node) - this.dirty_canvas = true; - - //get node over - var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); - - //remove mouseover flag - for(var i = 0, l = this.graph._nodes.length; i < l; ++i) - { - if(this.graph._nodes[i].mouseOver && node != this.graph._nodes[i]) - { - //mouse leave - this.graph._nodes[i].mouseOver = false; - if(this.node_over && this.node_over.onMouseLeave) - this.node_over.onMouseLeave(e); - this.node_over = null; - this.dirty_canvas = true; - } - } - - //mouse over a node - if(node) - { - //this.canvas.style.cursor = "move"; - if(!node.mouseOver) - { - //mouse enter - node.mouseOver = true; - this.node_over = node; - this.dirty_canvas = true; - - if(node.onMouseEnter) node.onMouseEnter(e); - } - - //in case the node wants to do something - if(node.onMouseMove) - node.onMouseMove(e); - - //if dragging a link - if(this.connecting_node) - { - var pos = this._highlight_input || [0,0]; //to store the output of isOverNodeInput - - //on top of input - if( this.isOverNodeBox( node, e.canvasX, e.canvasY ) ) - { - //mouse on top of the corner box, dont know what to do - } - else - { - //check if I have a slot below de mouse - var slot = this.isOverNodeInput( node, e.canvasX, e.canvasY, pos ); - if(slot != -1 && node.inputs[slot] ) - { - var slot_type = node.inputs[slot].type; - if( LiteGraph.isValidConnection( this.connecting_output.type, slot_type ) ) - this._highlight_input = pos; - } - else - this._highlight_input = null; - } - } - - //Search for corner - if(this.canvas) - { - if( isInsideRectangle(e.canvasX, e.canvasY, node.pos[0] + node.size[0] - 5, node.pos[1] + node.size[1] - 5 ,5,5 )) - this.canvas.style.cursor = "se-resize"; - else - this.canvas.style.cursor = null; - } - } - else if(this.canvas) - this.canvas.style.cursor = null; - - if(this.node_capturing_input && this.node_capturing_input != node && this.node_capturing_input.onMouseMove) - { - this.node_capturing_input.onMouseMove(e); - } - - - if(this.node_dragged && !this.live_mode) - { - /* - this.node_dragged.pos[0] += delta[0] / this.scale; - this.node_dragged.pos[1] += delta[1] / this.scale; - this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]); - this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]); - */ - - for(var i in this.selected_nodes) - { - var n = this.selected_nodes[i]; - - n.pos[0] += delta[0] / this.scale; - n.pos[1] += delta[1] / this.scale; - //n.pos[0] = Math.round(n.pos[0]); - //n.pos[1] = Math.round(n.pos[1]); - } - - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - } - - if(this.resizing_node && !this.live_mode) - { - //convert mouse to node space - this.resizing_node.size[0] = e.canvasX - this.resizing_node.pos[0]; - this.resizing_node.size[1] = e.canvasY - this.resizing_node.pos[1]; - - //constraint size - var max_slots = Math.max( this.resizing_node.inputs ? this.resizing_node.inputs.length : 0, this.resizing_node.outputs ? this.resizing_node.outputs.length : 0); - var min_height = max_slots * LiteGraph.NODE_SLOT_HEIGHT + ( this.resizing_node.widgets ? this.resizing_node.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4; - if(this.resizing_node.size[1] < min_height ) - this.resizing_node.size[1] = min_height; - if(this.resizing_node.size[0] < LiteGraph.NODE_MIN_WIDTH) - this.resizing_node.size[0] = LiteGraph.NODE_MIN_WIDTH; - - this.canvas.style.cursor = "se-resize"; - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - } - } - - /* - if((this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) - this.draw(); - */ - - e.preventDefault(); - //e.stopPropagation(); - return false; - //this is not really optimal - //this.graph.change(); -} - -/** -* Called when a mouse up event has to be processed -* @method processMouseUp -**/ -LGraphCanvas.prototype.processMouseUp = function(e) -{ - if(!this.graph) - return; - - var window = this.getCanvasWindow(); - var document = window.document; - LGraphCanvas.active_canvas = this; - - //restore the mousemove event back to the canvas - document.removeEventListener("mousemove", this._mousemove_callback, true ); - this.canvas.addEventListener("mousemove", this._mousemove_callback, true); - document.removeEventListener("mouseup", this._mouseup_callback, true ); - - this.adjustMouseEvent(e); - var now = LiteGraph.getTime(); - e.click_time = (now - this.last_mouseclick); - - if (e.which == 1) //left button - { - this.node_widget = null; - this.selected_group = null; - this.selected_group_resizing = false; - - if( this.dragging_rectangle ) - { - if(this.graph) - { - var nodes = this.graph._nodes; - var node_bounding = new Float32Array(4); - this.deselectAllNodes(); - if( this.dragging_rectangle[2] < 0 ) //flip if negative width - this.dragging_rectangle[0] += this.dragging_rectangle[2]; - if( this.dragging_rectangle[3] < 0 ) //flip if negative height - this.dragging_rectangle[1] += this.dragging_rectangle[3]; - this.dragging_rectangle[2] = Math.abs( this.dragging_rectangle[2] * this.scale ); //abs to convert negative width - this.dragging_rectangle[3] = Math.abs( this.dragging_rectangle[3] * this.scale ); //abs to convert negative height - - for(var i = 0; i < nodes.length; ++i) - { - var node = nodes[i]; - node.getBounding( node_bounding ); - if(!overlapBounding( this.dragging_rectangle, node_bounding )) - continue; //out of the visible area - this.selectNode( node, true ); - } - } - this.dragging_rectangle = null; - } - else if(this.connecting_node) //dragging a connection - { - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - - var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); - - //node below mouse - if(node) - { - if( this.connecting_output.type == LiteGraph.EVENT && this.isOverNodeBox( node, e.canvasX, e.canvasY ) ) - { - this.connecting_node.connect( this.connecting_slot, node, LiteGraph.EVENT ); - } - else - { - //slot below mouse? connect - var slot = this.isOverNodeInput(node, e.canvasX, e.canvasY); - if(slot != -1) - { - this.connecting_node.connect(this.connecting_slot, node, slot); - } - else - { //not on top of an input - var input = node.getInputInfo(0); - //auto connect - if(this.connecting_output.type == LiteGraph.EVENT) - this.connecting_node.connect( this.connecting_slot, node, LiteGraph.EVENT ); - else - if(input && !input.link && LiteGraph.isValidConnection( input.type && this.connecting_output.type ) ) - this.connecting_node.connect( this.connecting_slot, node, 0 ); - } - } - } - - this.connecting_output = null; - this.connecting_pos = null; - this.connecting_node = null; - this.connecting_slot = -1; - - }//not dragging connection - else if(this.resizing_node) - { - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - this.resizing_node = null; - } - else if(this.node_dragged) //node being dragged? - { - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]); - this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]); - if(this.graph.config.align_to_grid) - this.node_dragged.alignToGrid(); - this.node_dragged = null; - } - else //no node being dragged - { - //get node over - var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); - if ( !node && e.click_time < 300 ) - this.deselectAllNodes(); - - this.dirty_canvas = true; - this.dragging_canvas = false; - - if( this.node_over && this.node_over.onMouseUp ) - this.node_over.onMouseUp(e, [e.canvasX - this.node_over.pos[0], e.canvasY - this.node_over.pos[1]] ); - if( this.node_capturing_input && this.node_capturing_input.onMouseUp ) - this.node_capturing_input.onMouseUp(e, [e.canvasX - this.node_capturing_input.pos[0], e.canvasY - this.node_capturing_input.pos[1]] ); - } - } - else if (e.which == 2) //middle button - { - //trace("middle"); - this.dirty_canvas = true; - this.dragging_canvas = false; - } - else if (e.which == 3) //right button - { - //trace("right"); - this.dirty_canvas = true; - this.dragging_canvas = false; - } - - /* - if((this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) - this.draw(); - */ - - this.graph.change(); - - e.stopPropagation(); - e.preventDefault(); - return false; -} - -/** -* Called when a mouse wheel event has to be processed -* @method processMouseWheel -**/ -LGraphCanvas.prototype.processMouseWheel = function(e) -{ - if(!this.graph || !this.allow_dragcanvas) - return; - - var delta = (e.wheelDeltaY != null ? e.wheelDeltaY : e.detail * -60); - - this.adjustMouseEvent(e); - - var zoom = this.scale; - - if (delta > 0) - zoom *= 1.1; - else if (delta < 0) - zoom *= 1/(1.1); - - this.setZoom( zoom, [ e.localX, e.localY ] ); - - /* - if(this.rendering_timer_id == null) - this.draw(); - */ - - this.graph.change(); - - e.preventDefault(); - return false; // prevent default -} - -/** -* retuns true if a position (in graph space) is on top of a node little corner box -* @method isOverNodeBox -**/ -LGraphCanvas.prototype.isOverNodeBox = function( node, canvasx, canvasy ) -{ - var title_height = LiteGraph.NODE_TITLE_HEIGHT; - if( isInsideRectangle( canvasx, canvasy, node.pos[0] + 2, node.pos[1] + 2 - title_height, title_height - 4,title_height - 4) ) - return true; - return false; -} - -/** -* retuns true if a position (in graph space) is on top of a node input slot -* @method isOverNodeInput -**/ -LGraphCanvas.prototype.isOverNodeInput = function(node, canvasx, canvasy, slot_pos ) -{ - if(node.inputs) - for(var i = 0, l = node.inputs.length; i < l; ++i) - { - var input = node.inputs[i]; - var link_pos = node.getConnectionPos(true,i); - if( isInsideRectangle(canvasx, canvasy, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) - { - if(slot_pos) - { - slot_pos[0] = link_pos[0]; - slot_pos[1] = link_pos[1]; - } - return i; - } - } - return -1; -} - -/** -* process a key event -* @method processKey -**/ -LGraphCanvas.prototype.processKey = function(e) -{ - if(!this.graph) - return; - - var block_default = false; - //console.log(e); //debug - - if(e.target.localName == "input") - return; - - if(e.type == "keydown") - { - if(e.keyCode == 32) - { - this.dragging_canvas = true; - block_default = true; - } - - //select all Control A - if(e.keyCode == 65 && e.ctrlKey) - { - this.selectNodes(); - block_default = true; - } - - if(e.code == "KeyC" && (e.metaKey || e.ctrlKey) && !e.shiftKey ) //copy - { - if(this.selected_nodes) - { - this.copyToClipboard(); - block_default = true; - } - } - - if(e.code == "KeyV" && (e.metaKey || e.ctrlKey) && !e.shiftKey ) //paste - { - this.pasteFromClipboard(); - } - - //delete or backspace - if(e.keyCode == 46 || e.keyCode == 8) - { - this.deleteSelectedNodes(); - block_default = true; - } - - //collapse - //... - - //TODO - if(this.selected_nodes) - for (var i in this.selected_nodes) - if(this.selected_nodes[i].onKeyDown) - this.selected_nodes[i].onKeyDown(e); - } - else if( e.type == "keyup" ) - { - if(e.keyCode == 32) - this.dragging_canvas = false; - - if(this.selected_nodes) - for (var i in this.selected_nodes) - if(this.selected_nodes[i].onKeyUp) - this.selected_nodes[i].onKeyUp(e); - } - - this.graph.change(); - - if(block_default) - { - e.preventDefault(); - return false; - } -} - -LGraphCanvas.prototype.copyToClipboard = function() -{ - var clipboard_info = { - nodes: [], - links: [] - }; - var index = 0; - var selected_nodes_array = []; - for(var i in this.selected_nodes) - { - var node = this.selected_nodes[i]; - node._relative_id = index; - selected_nodes_array.push( node ); - index += 1; - } - - for(var i = 0; i < selected_nodes_array.length; ++i) - { - var node = selected_nodes_array[i]; - clipboard_info.nodes.push( node.clone().serialize() ); - if(node.inputs && node.inputs.length) - for(var j = 0; j < node.inputs.length; ++j) - { - var input = node.inputs[j]; - if(!input || input.link == null) - continue; - var link_info = this.graph.links[ input.link ]; - if(!link_info) - continue; - var target_node = this.graph.getNodeById( link_info.origin_id ); - if(!target_node || !this.selected_nodes[ target_node.id ] ) //improve this by allowing connections to non-selected nodes - continue; //not selected - clipboard_info.links.push([ target_node._relative_id, j, node._relative_id, link_info.target_slot ]); - } - } - localStorage.setItem( "litegrapheditor_clipboard", JSON.stringify( clipboard_info ) ); -} - -LGraphCanvas.prototype.pasteFromClipboard = function() -{ - var data = localStorage.getItem( "litegrapheditor_clipboard" ); - if(!data) - return; - - //create nodes - var clipboard_info = JSON.parse(data); - var nodes = []; - for(var i = 0; i < clipboard_info.nodes.length; ++i) - { - var node_data = clipboard_info.nodes[i]; - var node = LiteGraph.createNode( node_data.type ); - if(node) - { - node.configure(node_data); - node.pos[0] += 5; - node.pos[1] += 5; - this.graph.add( node ); - nodes.push( node ); - } - } - - //create links - for(var i = 0; i < clipboard_info.links.length; ++i) - { - var link_info = clipboard_info.links[i]; - var origin_node = nodes[ link_info[0] ]; - var target_node = nodes[ link_info[2] ]; - origin_node.connect( link_info[1], target_node, link_info[3] ); - } - - this.selectNodes( nodes ); -} - -/** -* process a item drop event on top the canvas -* @method processDrop -**/ -LGraphCanvas.prototype.processDrop = function(e) -{ - e.preventDefault(); - this.adjustMouseEvent(e); - - - var pos = [e.canvasX,e.canvasY]; - var node = this.graph.getNodeOnPos(pos[0],pos[1]); - - if(!node) - { - var r = null; - if(this.onDropItem) - r = this.onDropItem( event ); - if(!r) - this.checkDropItem(e); - return; - } - - if( node.onDropFile || node.onDropData ) - { - var files = e.dataTransfer.files; - if(files && files.length) - { - for(var i=0; i < files.length; i++) - { - var file = e.dataTransfer.files[0]; - var filename = file.name; - var ext = LGraphCanvas.getFileExtension( filename ); - //console.log(file); - - if(node.onDropFile) - node.onDropFile(file); - - if(node.onDropData) - { - //prepare reader - var reader = new FileReader(); - reader.onload = function (event) { - //console.log(event.target); - var data = event.target.result; - node.onDropData( data, filename, file ); - }; - - //read data - var type = file.type.split("/")[0]; - if(type == "text" || type == "") - reader.readAsText(file); - else if (type == "image") - reader.readAsDataURL(file); - else - reader.readAsArrayBuffer(file); - } - } - } - } - - if(node.onDropItem) - { - if( node.onDropItem( event ) ) - return true; - } - - if(this.onDropItem) - return this.onDropItem( event ); - - return false; -} - -//called if the graph doesnt have a default drop item behaviour -LGraphCanvas.prototype.checkDropItem = function(e) -{ - if(e.dataTransfer.files.length) - { - var file = e.dataTransfer.files[0]; - var ext = LGraphCanvas.getFileExtension( file.name ).toLowerCase(); - var nodetype = LiteGraph.node_types_by_file_extension[ext]; - if(nodetype) - { - var node = LiteGraph.createNode( nodetype.type ); - node.pos = [e.canvasX, e.canvasY]; - this.graph.add( node ); - if( node.onDropFile ) - node.onDropFile( file ); - } - } -} - - -LGraphCanvas.prototype.processNodeDblClicked = function(n) -{ - if(this.onShowNodePanel) - this.onShowNodePanel(n); - - if(this.onNodeDblClicked) - this.onNodeDblClicked(n); - - this.setDirty(true); -} - -LGraphCanvas.prototype.processNodeSelected = function(node,e) -{ - this.selectNode( node, e && e.shiftKey ); - if(this.onNodeSelected) - this.onNodeSelected(node); -} - -LGraphCanvas.prototype.processNodeDeselected = function(node) -{ - this.deselectNode(node); - if(this.onNodeDeselected) - this.onNodeDeselected(node); -} - -/** -* selects a given node (or adds it to the current selection) -* @method selectNode -**/ -LGraphCanvas.prototype.selectNode = function( node, add_to_current_selection ) -{ - if(node == null) - this.deselectAllNodes(); - else - this.selectNodes([node], add_to_current_selection ); -} - -/** -* selects several nodes (or adds them to the current selection) -* @method selectNodes -**/ -LGraphCanvas.prototype.selectNodes = function( nodes, add_to_current_selection ) -{ - if(!add_to_current_selection) - this.deselectAllNodes(); - - nodes = nodes || this.graph._nodes; - for(var i = 0; i < nodes.length; ++i) - { - var node = nodes[i]; - if(node.selected) - continue; - - if( !node.selected && node.onSelected ) - node.onSelected(); - node.selected = true; - this.selected_nodes[ node.id ] = node; - - if(node.inputs) - for(var i = 0; i < node.inputs.length; ++i) - this.highlighted_links[ node.inputs[i].link ] = true; - if(node.outputs) - for(var i = 0; i < node.outputs.length; ++i) - { - var out = node.outputs[i]; - if( out.links ) - for(var j = 0; j < out.links.length; ++j) - this.highlighted_links[ out.links[j] ] = true; - } - - } - - this.setDirty(true); -} - -/** -* removes a node from the current selection -* @method deselectNode -**/ -LGraphCanvas.prototype.deselectNode = function( node ) -{ - if(!node.selected) - return; - if(node.onDeselected) - node.onDeselected(); - node.selected = false; - - //remove highlighted - if(node.inputs) - for(var i = 0; i < node.inputs.length; ++i) - delete this.highlighted_links[ node.inputs[i].link ]; - if(node.outputs) - for(var i = 0; i < node.outputs.length; ++i) - { - var out = node.outputs[i]; - if( out.links ) - for(var j = 0; j < out.links.length; ++j) - delete this.highlighted_links[ out.links[j] ]; - } -} - -/** -* removes all nodes from the current selection -* @method deselectAllNodes -**/ -LGraphCanvas.prototype.deselectAllNodes = function() -{ - if(!this.graph) - return; - var nodes = this.graph._nodes; - for(var i = 0, l = nodes.length; i < l; ++i) - { - var node = nodes[i]; - if(!node.selected) - continue; - if(node.onDeselected) - node.onDeselected(); - node.selected = false; - } - this.selected_nodes = {}; - this.highlighted_links = {}; - this.setDirty(true); -} - -/** -* deletes all nodes in the current selection from the graph -* @method deleteSelectedNodes -**/ -LGraphCanvas.prototype.deleteSelectedNodes = function() -{ - for(var i in this.selected_nodes) - { - var m = this.selected_nodes[i]; - //if(m == this.node_in_panel) this.showNodePanel(null); - this.graph.remove(m); - } - this.selected_nodes = {}; - this.highlighted_links = {}; - this.setDirty(true); -} - -/** -* centers the camera on a given node -* @method centerOnNode -**/ -LGraphCanvas.prototype.centerOnNode = function(node) -{ - this.offset[0] = -node.pos[0] - node.size[0] * 0.5 + (this.canvas.width * 0.5 / this.scale); - this.offset[1] = -node.pos[1] - node.size[1] * 0.5 + (this.canvas.height * 0.5 / this.scale); - this.setDirty(true,true); -} - -/** -* adds some useful properties to a mouse event, like the position in graph coordinates -* @method adjustMouseEvent -**/ -LGraphCanvas.prototype.adjustMouseEvent = function(e) -{ - if(this.canvas) - { - var b = this.canvas.getBoundingClientRect(); - e.localX = e.pageX - b.left; - e.localY = e.pageY - b.top; - } - else - { - e.localX = e.pageX; - e.localY = e.pageY; - } - - e.deltaX = e.localX - this.last_mouse_position[0]; - e.deltaY = e.localY - this.last_mouse_position[1]; - - this.last_mouse_position[0] = e.localX; - this.last_mouse_position[1] = e.localY; - - e.canvasX = e.localX / this.scale - this.offset[0]; - e.canvasY = e.localY / this.scale - this.offset[1]; -} - -/** -* changes the zoom level of the graph (default is 1), you can pass also a place used to pivot the zoom -* @method setZoom -**/ -LGraphCanvas.prototype.setZoom = function(value, zooming_center) -{ - if(!zooming_center && this.canvas) - zooming_center = [this.canvas.width * 0.5,this.canvas.height * 0.5]; - - var center = this.convertOffsetToCanvas( zooming_center ); - - this.scale = value; - - if(this.scale > this.max_zoom) - this.scale = this.max_zoom; - else if(this.scale < this.min_zoom) - this.scale = this.min_zoom; - - var new_center = this.convertOffsetToCanvas( zooming_center ); - var delta_offset = [new_center[0] - center[0], new_center[1] - center[1]]; - - this.offset[0] += delta_offset[0]; - this.offset[1] += delta_offset[1]; - - this.dirty_canvas = true; - this.dirty_bgcanvas = true; -} - -/** -* converts a coordinate in canvas2D space to graphcanvas space (NAME IS CONFUSION, SHOULD BE THE OTHER WAY AROUND) -* @method convertOffsetToCanvas -**/ -LGraphCanvas.prototype.convertOffsetToCanvas = function( pos, out ) -{ - out = out || []; - out[0] = pos[0] / this.scale - this.offset[0]; - out[1] = pos[1] / this.scale - this.offset[1]; - return out; -} - -/** -* converts a coordinate in graphcanvas space to canvas2D space (NAME IS CONFUSION, SHOULD BE THE OTHER WAY AROUND) -* @method convertCanvasToOffset -**/ -LGraphCanvas.prototype.convertCanvasToOffset = function( pos, out ) -{ - out = out || []; - out[0] = (pos[0] + this.offset[0]) * this.scale; - out[1] = (pos[1] + this.offset[1]) * this.scale; - return out; -} - -LGraphCanvas.prototype.convertEventToCanvas = function(e) -{ - var rect = this.canvas.getBoundingClientRect(); - return this.convertOffsetToCanvas([e.pageX - rect.left,e.pageY - rect.top]); -} - -/** -* brings a node to front (above all other nodes) -* @method bringToFront -**/ -LGraphCanvas.prototype.bringToFront = function(node) -{ - var i = this.graph._nodes.indexOf(node); - if(i == -1) return; - - this.graph._nodes.splice(i,1); - this.graph._nodes.push(node); -} - -/** -* sends a node to the back (below all other nodes) -* @method sendToBack -**/ -LGraphCanvas.prototype.sendToBack = function(node) -{ - var i = this.graph._nodes.indexOf(node); - if(i == -1) return; - - this.graph._nodes.splice(i,1); - this.graph._nodes.unshift(node); -} - -/* Interaction */ - - - -/* LGraphCanvas render */ -var temp = new Float32Array(4); - -/** -* checks which nodes are visible (inside the camera area) -* @method computeVisibleNodes -**/ -LGraphCanvas.prototype.computeVisibleNodes = function( nodes, out ) -{ - var visible_nodes = out || []; - visible_nodes.length = 0; - nodes = nodes || this.graph._nodes; - for(var i = 0, l = nodes.length; i < l; ++i) - { - var n = nodes[i]; - - //skip rendering nodes in live mode - if(this.live_mode && !n.onDrawBackground && !n.onDrawForeground) - continue; - - if(!overlapBounding( this.visible_area, n.getBounding( temp ) )) - continue; //out of the visible area - - visible_nodes.push(n); - } - return visible_nodes; -} - -/** -* renders the whole canvas content, by rendering in two separated canvas, one containing the background grid and the connections, and one containing the nodes) -* @method draw -**/ -LGraphCanvas.prototype.draw = function(force_canvas, force_bgcanvas) -{ - if(!this.canvas) - return; - - //fps counting - var now = LiteGraph.getTime(); - this.render_time = (now - this.last_draw_time)*0.001; - this.last_draw_time = now; - - if(this.graph) - { - var start = [-this.offset[0], -this.offset[1] ]; - var end = [start[0] + this.canvas.width / this.scale, start[1] + this.canvas.height / this.scale]; - this.visible_area = new Float32Array([ start[0], start[1], end[0] - start[0], end[1] - start[1] ]); - } - - if(this.dirty_bgcanvas || force_bgcanvas || this.always_render_background || (this.graph && this.graph._last_trigger_time && (now - this.graph._last_trigger_time) < 1000) ) - this.drawBackCanvas(); - - if(this.dirty_canvas || force_canvas) - this.drawFrontCanvas(); - - this.fps = this.render_time ? (1.0 / this.render_time) : 0; - this.frame += 1; -} - -/** -* draws the front canvas (the one containing all the nodes) -* @method drawFrontCanvas -**/ -LGraphCanvas.prototype.drawFrontCanvas = function() -{ - this.dirty_canvas = false; - - if(!this.ctx) - this.ctx = this.bgcanvas.getContext("2d"); - var ctx = this.ctx; - if(!ctx) //maybe is using webgl... - return; - - if(ctx.start2D) - ctx.start2D(); - - var canvas = this.canvas; - - //reset in case of error - ctx.restore(); - ctx.setTransform(1, 0, 0, 1, 0, 0); - - //clip dirty area if there is one, otherwise work in full canvas - if(this.dirty_area) - { - ctx.save(); - ctx.beginPath(); - ctx.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]); - ctx.clip(); - } - - //clear - //canvas.width = canvas.width; - if(this.clear_background) - ctx.clearRect(0,0,canvas.width, canvas.height); - - //draw bg canvas - if(this.bgcanvas == this.canvas) - this.drawBackCanvas(); - else - ctx.drawImage(this.bgcanvas,0,0); - - //rendering - if(this.onRender) - this.onRender(canvas, ctx); - - //info widget - if(this.show_info) - this.renderInfo(ctx); - - if(this.graph) - { - //apply transformations - ctx.save(); - ctx.scale(this.scale,this.scale); - ctx.translate( this.offset[0],this.offset[1] ); - - //draw nodes - var drawn_nodes = 0; - var visible_nodes = this.computeVisibleNodes( null, this.visible_nodes ); - - for (var i = 0; i < visible_nodes.length; ++i) - { - var node = visible_nodes[i]; - - //transform coords system - ctx.save(); - ctx.translate( node.pos[0], node.pos[1] ); - - //Draw - this.drawNode( node, ctx ); - drawn_nodes += 1; - - //Restore - ctx.restore(); - } - - //on top (debug) - if( this.render_execution_order) - this.drawExecutionOrder(ctx); - - - //connections ontop? - if(this.graph.config.links_ontop) - if(!this.live_mode) - this.drawConnections(ctx); - - //current connection (the one being dragged by the mouse) - if(this.connecting_pos != null) - { - ctx.lineWidth = this.connections_width; - var link_color = null; - switch( this.connecting_output.type ) - { - case LiteGraph.EVENT: link_color = LiteGraph.EVENT_LINK_COLOR; break; - default: - link_color = LiteGraph.CONNECTING_LINK_COLOR; - } - //the connection being dragged by the mouse - this.renderLink( ctx, this.connecting_pos, [this.canvas_mouse[0],this.canvas_mouse[1]], null, false, null, link_color, this.connecting_output.dir || (this.connecting_node.flags.horizontal ? LiteGraph.DOWN : LiteGraph.RIGHT), LiteGraph.CENTER ); - - ctx.beginPath(); - if( this.connecting_output.type === LiteGraph.EVENT || this.connecting_output.shape === LiteGraph.BOX_SHAPE ) - ctx.rect( (this.connecting_pos[0] - 6) + 0.5, (this.connecting_pos[1] - 5) + 0.5,14,10); - else - ctx.arc( this.connecting_pos[0], this.connecting_pos[1],4,0,Math.PI*2); - ctx.fill(); - - ctx.fillStyle = "#ffcc00"; - if(this._highlight_input) - { - ctx.beginPath(); - ctx.arc( this._highlight_input[0], this._highlight_input[1],6,0,Math.PI*2); - ctx.fill(); - } - } - - if( this.dragging_rectangle ) - { - ctx.strokeStyle = "#FFF"; - ctx.strokeRect( this.dragging_rectangle[0], this.dragging_rectangle[1], this.dragging_rectangle[2], this.dragging_rectangle[3] ); - } - - - ctx.restore(); - } - - if(this.dirty_area) - { - ctx.restore(); - //this.dirty_area = null; - } - - if(ctx.finish2D) //this is a function I use in webgl renderer - ctx.finish2D(); -} - -/** -* draws some useful stats in the corner of the canvas -* @method renderInfo -**/ -LGraphCanvas.prototype.renderInfo = function( ctx, x, y ) -{ - x = x || 0; - y = y || 0; - - ctx.save(); - ctx.translate( x, y ); - - ctx.font = "10px Arial"; - ctx.fillStyle = "#888"; - if(this.graph) - { - ctx.fillText( "T: " + this.graph.globaltime.toFixed(2)+"s",5,13*1 ); - ctx.fillText( "I: " + this.graph.iteration,5,13*2 ); - ctx.fillText( "V: " + this.graph._version,5,13*3 ); - ctx.fillText( "FPS:" + this.fps.toFixed(2),5,13*4 ); - } - else - ctx.fillText( "No graph selected",5,13*1 ); - ctx.restore(); -} - -/** -* draws the back canvas (the one containing the background and the connections) -* @method drawBackCanvas -**/ -LGraphCanvas.prototype.drawBackCanvas = function() -{ - var canvas = this.bgcanvas; - if(canvas.width != this.canvas.width || - canvas.height != this.canvas.height) - { - canvas.width = this.canvas.width; - canvas.height = this.canvas.height; - } - - if(!this.bgctx) - this.bgctx = this.bgcanvas.getContext("2d"); - var ctx = this.bgctx; - if(ctx.start) - ctx.start(); - - //clear - if(this.clear_background) - ctx.clearRect(0,0,canvas.width, canvas.height); - - if(this._graph_stack && this._graph_stack.length) - { - ctx.strokeStyle = this._graph_stack[ this._graph_stack.length - 1].bgcolor; - ctx.lineWidth = 10; - ctx.strokeRect(1,1,canvas.width-2,canvas.height-2); - ctx.lineWidth = 1; - } - - var bg_already_painted = false; - if(this.onRenderBackground) - bg_already_painted = this.onRenderBackground( canvas, ctx ); - - //reset in case of error - ctx.restore(); - ctx.setTransform(1, 0, 0, 1, 0, 0); - - if(this.graph) - { - //apply transformations - ctx.save(); - ctx.scale(this.scale,this.scale); - ctx.translate(this.offset[0],this.offset[1]); - - //render BG - if(this.background_image && this.scale > 0.5 && !bg_already_painted) - { - if (this.zoom_modify_alpha) - ctx.globalAlpha = (1.0 - 0.5 / this.scale) * this.editor_alpha; - else - ctx.globalAlpha = this.editor_alpha; - ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = false; - if(!this._bg_img || this._bg_img.name != this.background_image) - { - this._bg_img = new Image(); - this._bg_img.name = this.background_image; - this._bg_img.src = this.background_image; - var that = this; - this._bg_img.onload = function() { - that.draw(true,true); - } - } - - var pattern = null; - if(this._pattern == null && this._bg_img.width > 0) - { - pattern = ctx.createPattern( this._bg_img, 'repeat' ); - this._pattern_img = this._bg_img; - this._pattern = pattern; - } - else - pattern = this._pattern; - if(pattern) - { - ctx.fillStyle = pattern; - ctx.fillRect(this.visible_area[0],this.visible_area[1],this.visible_area[2],this.visible_area[3]); - ctx.fillStyle = "transparent"; - } - - ctx.globalAlpha = 1.0; - ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = true; - } - - //groups - if(this.graph._groups.length && !this.live_mode) - this.drawGroups(canvas, ctx); - - if(this.onBackgroundRender) - this.onBackgroundRender(canvas, ctx); - - //DEBUG: show clipping area - //ctx.fillStyle = "red"; - //ctx.fillRect( this.visible_area[0] + 10, this.visible_area[1] + 10, this.visible_area[2] - 20, this.visible_area[3] - 20); - - //bg - if (this.render_canvas_border) { - ctx.strokeStyle = "#235"; - ctx.strokeRect(0,0,canvas.width,canvas.height); - } - - if(this.render_connections_shadows) - { - ctx.shadowColor = "#000"; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - ctx.shadowBlur = 6; - } - else - ctx.shadowColor = "rgba(0,0,0,0)"; - - //draw connections - if(!this.live_mode) - this.drawConnections(ctx); - - ctx.shadowColor = "rgba(0,0,0,0)"; - - //restore state - ctx.restore(); - } - - if(ctx.finish) - ctx.finish(); - - this.dirty_bgcanvas = false; - this.dirty_canvas = true; //to force to repaint the front canvas with the bgcanvas -} - -var temp_vec2 = new Float32Array(2); - -/** -* draws the given node inside the canvas -* @method drawNode -**/ -LGraphCanvas.prototype.drawNode = function(node, ctx ) -{ - var glow = false; - this.current_node = node; - - var color = node.color || node.constructor.color || LiteGraph.NODE_DEFAULT_COLOR; - var bgcolor = node.bgcolor || node.constructor.bgcolor || LiteGraph.NODE_DEFAULT_BGCOLOR; - - //shadow and glow - if (node.mouseOver) - glow = true; - - //only render if it forces it to do it - if(this.live_mode) - { - if(!node.flags.collapsed) - { - ctx.shadowColor = "transparent"; - if(node.onDrawForeground) - node.onDrawForeground(ctx, this); - } - - return; - } - - var editor_alpha = this.editor_alpha; - ctx.globalAlpha = editor_alpha; - - if(this.render_shadows) - { - ctx.shadowColor = LiteGraph.DEFAULT_SHADOW_COLOR; - ctx.shadowOffsetX = 2 * this.scale; - ctx.shadowOffsetY = 2 * this.scale; - ctx.shadowBlur = 3 * this.scale; - } - else - ctx.shadowColor = "transparent"; - - //custom draw collapsed method (draw after shadows because they are affected) - if(node.flags.collapsed && node.onDrawCollaped && node.onDrawCollapsed(ctx, this) == true) - return; - - //clip if required (mask) - var shape = node._shape || LiteGraph.BOX_SHAPE; - var size = temp_vec2; - temp_vec2.set( node.size ); - if( node.flags.collapsed ) - { - ctx.font = this.inner_text_font; - var title = node.getTitle ? node.getTitle() : node.title; - node._collapsed_width = Math.min( node.size[0], ctx.measureText(title).width + 40 );//LiteGraph.NODE_COLLAPSED_WIDTH; - size[0] = node._collapsed_width; - size[1] = 0; - } - - if( node.flags.clip_area ) //Start clipping - { - ctx.save(); - ctx.beginPath(); - if(shape == LiteGraph.BOX_SHAPE) - ctx.rect(0,0,size[0], size[1]); - else if (shape == LiteGraph.ROUND_SHAPE) - ctx.roundRect(0,0,size[0], size[1],10); - else if (shape == LiteGraph.CIRCLE_SHAPE) - ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5, 0, Math.PI*2); - ctx.clip(); - } - - //draw shape - this.drawNodeShape( node, ctx, size, color, bgcolor, node.selected, node.mouseOver ); - ctx.shadowColor = "transparent"; - - //connection slots - ctx.textAlign = node.flags.horizontal ? "center" : "left"; - ctx.font = this.inner_text_font; - - var render_text = this.scale > 0.6; - - var out_slot = this.connecting_output; - ctx.lineWidth = 1; - - var max_y = 0; - - //render inputs and outputs - if(!node.flags.collapsed) - { - //input connection slots - if(node.inputs) - for(var i = 0; i < node.inputs.length; i++) - { - var slot = node.inputs[i]; - - ctx.globalAlpha = editor_alpha; - //change opacity of incompatible slots when dragging a connection - if ( this.connecting_node && LiteGraph.isValidConnection( slot.type && out_slot.type ) ) - ctx.globalAlpha = 0.4 * editor_alpha; - - ctx.fillStyle = slot.link != null ? (slot.color_on || this.default_connection_color.input_on) : (slot.color_off || this.default_connection_color.input_off); - - var pos = node.getConnectionPos( true, i ); - pos[0] -= node.pos[0]; - pos[1] -= node.pos[1]; - if( max_y < pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5 ) - max_y = pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5; - - ctx.beginPath(); - - if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { - ctx.rect((pos[0] - 6) + 0.5, (pos[1] - 5) + 0.5, 14, 10); - } else if (slot.shape === LiteGraph.ARROW_SHAPE) { - ctx.moveTo(pos[0] + 8, pos[1] + 0.5); - ctx.lineTo(pos[0] - 4, (pos[1] + 6) + 0.5); - ctx.lineTo(pos[0] - 4, (pos[1] - 6) + 0.5); - ctx.closePath(); - } else { - ctx.arc(pos[0], pos[1], 4, 0, Math.PI * 2); - } - - ctx.fill(); - - //render name - if(render_text) - { - var text = slot.label != null ? slot.label : slot.name; - if(text) - { - ctx.fillStyle = LiteGraph.NODE_TEXT_COLOR; - if( node.flags.horizontal || slot.dir == LiteGraph.UP ) - ctx.fillText(text,pos[0],pos[1] - 10); - else - ctx.fillText(text,pos[0] + 10,pos[1] + 5); - } - } - } - - //output connection slots - if(this.connecting_node) - ctx.globalAlpha = 0.4 * editor_alpha; - - ctx.textAlign = node.flags.horizontal ? "center" : "right"; - ctx.strokeStyle = "black"; - if(node.outputs) - for(var i = 0; i < node.outputs.length; i++) - { - var slot = node.outputs[i]; - - var pos = node.getConnectionPos(false,i); - pos[0] -= node.pos[0]; - pos[1] -= node.pos[1]; - if( max_y < pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5) - max_y = pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5; - - ctx.fillStyle = slot.links && slot.links.length ? (slot.color_on || this.default_connection_color.output_on) : (slot.color_off || this.default_connection_color.output_off); - ctx.beginPath(); - //ctx.rect( node.size[0] - 14,i*14,10,10); - - if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { - ctx.rect((pos[0] - 6) + 0.5,(pos[1] - 5) + 0.5,14,10); - } else if (slot.shape === LiteGraph.ARROW_SHAPE) { - ctx.moveTo(pos[0] + 8, pos[1] + 0.5); - ctx.lineTo(pos[0] - 4, (pos[1] + 6) + 0.5); - ctx.lineTo(pos[0] - 4, (pos[1] - 6) + 0.5); - ctx.closePath(); - } else { - ctx.arc(pos[0], pos[1], 4, 0, Math.PI * 2); - } - - //trigger - //if(slot.node_id != null && slot.slot == -1) - // ctx.fillStyle = "#F85"; - - //if(slot.links != null && slot.links.length) - ctx.fill(); - ctx.stroke(); - - //render output name - if(render_text) - { - var text = slot.label != null ? slot.label : slot.name; - if(text) - { - ctx.fillStyle = LiteGraph.NODE_TEXT_COLOR; - if( node.flags.horizontal || slot.dir == LiteGraph.DOWN ) - ctx.fillText(text,pos[0],pos[1] - 8); - else - ctx.fillText(text, pos[0] - 10,pos[1] + 5); - } - } - } - - ctx.textAlign = "left"; - ctx.globalAlpha = 1; - - if(node.widgets) - { - if( node.flags.horizontal || node.flags.widgets_up ) - max_y = 2; - this.drawNodeWidgets( node, max_y, ctx, (this.node_widget && this.node_widget[0] == node) ? this.node_widget[1] : null ); - } - - //draw foreground - if(node.onDrawForeground) - { - //immediate gui stuff - if( node.gui_rects ) - node.gui_rects.length = 0; - node.onDrawForeground( ctx, this ); - } - } - else //if collapsed - { - if(node.inputs) - { - for(var i = 0; i < node.inputs.length; i++) - { - var slot = node.inputs[i]; - if( slot.link == null ) - continue; - ctx.fillStyle = slot.color_on || this.default_connection_color.input_on; - ctx.beginPath(); - if ( slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { - ctx.rect(0.5, 4 - LiteGraph.NODE_TITLE_HEIGHT + 0.5,14,LiteGraph.NODE_TITLE_HEIGHT - 8); - } else if (slot.shape === LiteGraph.ARROW_SHAPE) { - ctx.moveTo(8, LiteGraph.NODE_TITLE_HEIGHT * -0.5); - ctx.lineTo(-4, LiteGraph.NODE_TITLE_HEIGHT * -0.8); - ctx.lineTo(-4, LiteGraph.NODE_TITLE_HEIGHT * -0.2); - ctx.closePath(); - } else { - ctx.arc(0, LiteGraph.NODE_TITLE_HEIGHT * -0.5, 4, 0, Math.PI * 2); - } - ctx.fill(); - break; - } - } - - if(node.outputs) - { - for(var i = 0; i < node.outputs.length; i++) - { - var slot = node.outputs[i]; - if(!slot.links || !slot.links.length) - continue; - ctx.fillStyle = slot.color_on || this.default_connection_color.output_on; - ctx.strokeStyle = "black"; - ctx.beginPath(); - if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { - ctx.rect( node._collapsed_width - 4 + 0.5, 4 - LiteGraph.NODE_TITLE_HEIGHT + 0.5,14,LiteGraph.NODE_TITLE_HEIGHT - 8); - } else if (slot.shape === LiteGraph.ARROW_SHAPE) { - ctx.moveTo(node._collapsed_width + 6, LiteGraph.NODE_TITLE_HEIGHT * -0.5); - ctx.lineTo(node._collapsed_width - 6, LiteGraph.NODE_TITLE_HEIGHT * -0.8); - ctx.lineTo(node._collapsed_width - 6, LiteGraph.NODE_TITLE_HEIGHT * -0.2); - ctx.closePath(); - } else { - ctx.arc(node._collapsed_width, LiteGraph.NODE_TITLE_HEIGHT * -0.5, 4, 0, Math.PI * 2); - } - ctx.fill(); - ctx.stroke(); - } - } - - } - - if(node.flags.clip_area) - ctx.restore(); - - ctx.globalAlpha = 1.0; -} - -/** -* draws the shape of the given node in the canvas -* @method drawNodeShape -**/ -LGraphCanvas.prototype.drawNodeShape = function( node, ctx, size, fgcolor, bgcolor, selected, mouse_over ) -{ - //bg rect - ctx.strokeStyle = fgcolor; - ctx.fillStyle = bgcolor; - - var title_height = LiteGraph.NODE_TITLE_HEIGHT; - - //render node area depending on shape - var shape = node._shape || node.constructor.shape || LiteGraph.BOX_SHAPE; - var title_mode = node.constructor.title_mode; - - var render_title = true; - if( title_mode == LiteGraph.TRANSPARENT_TITLE ) - render_title = false; - else if( title_mode == LiteGraph.AUTOHIDE_TITLE && mouse_over) - render_title = true; - - var areax = 0; - var areay = render_title ? -title_height : 0; - var areaw = size[0]+1; - var areah = render_title ? size[1] + title_height : size[1]; - - if(!node.flags.collapsed) - { - if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5) - { - ctx.beginPath(); - ctx.rect( areax, areay, areaw, areah ); - ctx.fill(); - } - else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE) - { - ctx.beginPath(); - ctx.roundRect( areax, areay, areaw, areah, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius); - ctx.fill(); - } - else if (shape == LiteGraph.CIRCLE_SHAPE) - { - ctx.beginPath(); - ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5, 0, Math.PI*2); - ctx.fill(); - } - } - ctx.shadowColor = "transparent"; - - //image - if (node.bgImage && node.bgImage.width) - ctx.drawImage( node.bgImage, (size[0] - node.bgImage.width) * 0.5 , (size[1] - node.bgImage.height) * 0.5); - - if(node.bgImageUrl && !node.bgImage) - node.bgImage = node.loadImage(node.bgImageUrl); - - if( node.onDrawBackground ) - { - //immediate gui stuff - if( node.gui_rects ) - node.gui_rects.length = 0; - node.onDrawBackground( ctx, this ); - } - - //title bg (remember, it is rendered ABOVE the node) - if(render_title || title_mode == LiteGraph.TRANSPARENT_TITLE ) - { - //title bar - if(title_mode != LiteGraph.TRANSPARENT_TITLE) //!node.flags.collapsed) - { - if(node.flags.collapsed) - ctx.shadowColor = LiteGraph.DEFAULT_SHADOW_COLOR; - - //* gradient test - if(this.use_gradients) - { - var grad = LGraphCanvas.gradients[ fgcolor ]; - if(!grad) - { - grad = LGraphCanvas.gradients[ fgcolor ] = ctx.createLinearGradient(0,0,400,0); - grad.addColorStop(0, fgcolor); - grad.addColorStop(1, "#000"); - } - ctx.fillStyle = grad; - } - else - ctx.fillStyle = fgcolor; - - var old_alpha = ctx.globalAlpha; - //ctx.globalAlpha = 0.5 * old_alpha; - ctx.beginPath(); - if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5) - { - ctx.rect(0, -title_height, size[0]+1, title_height); - ctx.fill() - //ctx.stroke(); - } - else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE) - { - ctx.roundRect(0,-title_height,size[0]+1, title_height, this.round_radius, node.flags.collapsed ? this.round_radius : 0); - ctx.fill(); - } - ctx.shadowColor = "transparent"; - } - - //title box - if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CIRCLE_SHAPE || shape == LiteGraph.CARD_SHAPE) - { - if( this.scale > 0.5 ) - { - ctx.fillStyle = "black"; - ctx.beginPath(); - ctx.arc(title_height *0.5, title_height * -0.5, (title_height - 8) *0.5,0,Math.PI*2); - ctx.fill(); - } - - ctx.fillStyle = node.boxcolor || LiteGraph.NODE_DEFAULT_BOXCOLOR; - ctx.beginPath(); - ctx.arc(title_height *0.5, title_height * -0.5, (title_height - 8) *0.4,0,Math.PI*2); - ctx.fill(); - } - else - { - if( this.scale > 0.5 ) - { - ctx.fillStyle = "black"; - ctx.fillRect(4,-title_height + 4,title_height - 8,title_height - 8); - } - ctx.fillStyle = node.boxcolor || LiteGraph.NODE_DEFAULT_BOXCOLOR; - ctx.fillRect(5,-title_height + 5,title_height - 10,title_height - 10); - } - ctx.globalAlpha = old_alpha; - - //title text - if( this.scale > 0.5 ) - { - ctx.font = this.title_text_font; - var title = node.getTitle(); - if(title) - { - if(selected) - ctx.fillStyle = "white"; - else - ctx.fillStyle = node.constructor.title_text_color || this.node_title_color; - if( node.flags.collapsed ) - { - ctx.textAlign = "center"; - var measure = ctx.measureText(title); - ctx.fillText( title, title_height + measure.width * 0.5, -title_height * 0.2 ); - ctx.textAlign = "left"; - } - else - { - ctx.textAlign = "left"; - ctx.fillText( title, title_height, -title_height * 0.2 ); - } - } - } - } - - //render selection marker - if(selected) - { - if( title_mode == LiteGraph.TRANSPARENT_TITLE ) - { - areay -= title_height; - areah += title_height; - } - ctx.lineWidth = 1; - ctx.globalAlpha = 0.8; - ctx.beginPath(); - if(shape == LiteGraph.BOX_SHAPE) - ctx.rect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah ); - else if (shape == LiteGraph.ROUND_SHAPE || (shape == LiteGraph.CARD_SHAPE && node.flags.collapsed) ) - ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2); - else if (shape == LiteGraph.CARD_SHAPE) - ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2, 2); - else if (shape == LiteGraph.CIRCLE_SHAPE) - ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5 + 6, 0, Math.PI*2); - ctx.strokeStyle = "#FFF"; - ctx.stroke(); - ctx.strokeStyle = fgcolor; - ctx.globalAlpha = 1; - } -} - -/** -* draws every connection visible in the canvas -* OPTIMIZE THIS: precatch connections position instead of recomputing them every time -* @method drawConnections -**/ -LGraphCanvas.prototype.drawConnections = function(ctx) -{ - var now = LiteGraph.getTime(); - - //draw connections - ctx.lineWidth = this.connections_width; - - ctx.fillStyle = "#AAA"; - ctx.strokeStyle = "#AAA"; - ctx.globalAlpha = this.editor_alpha; - //for every node - for (var n = 0, l = this.graph._nodes.length; n < l; ++n) - { - var node = this.graph._nodes[n]; - //for every input (we render just inputs because it is easier as every slot can only have one input) - if(node.inputs && node.inputs.length) - for(var i = 0; i < node.inputs.length; ++i) - { - var input = node.inputs[i]; - if(!input || input.link == null) - continue; - var link_id = input.link; - var link = this.graph.links[ link_id ]; - if(!link) - continue; - - var start_node = this.graph.getNodeById( link.origin_id ); - if(start_node == null) continue; - var start_node_slot = link.origin_slot; - var start_node_slotpos = null; - - if(start_node_slot == -1) - start_node_slotpos = [start_node.pos[0] + 10, start_node.pos[1] + 10]; - else - start_node_slotpos = start_node.getConnectionPos(false, start_node_slot); - var end_node_slotpos = node.getConnectionPos(true,i); - var start_slot = start_node.outputs[start_node_slot]; - var end_slot = node.inputs[i]; - var start_dir = start_slot.dir || (start_node.flags.horizontal ? LiteGraph.DOWN : LiteGraph.RIGHT); - var end_dir = end_slot.dir || (node.flags.horizontal ? LiteGraph.UP : LiteGraph.LEFT); - - this.renderLink( ctx, start_node_slotpos, end_node_slotpos, link, false, 0, null, start_dir, end_dir ); - - //event triggered rendered on top - if(link && link._last_time && (now - link._last_time) < 1000 ) - { - var f = 2.0 - (now - link._last_time) * 0.002; - var color = "rgba(255,255,255, " + f.toFixed(2) + ")"; - this.renderLink( ctx, start_node_slotpos, end_node_slotpos, link, true, f, color, start_dir, end_dir ); - } - } - } - ctx.globalAlpha = 1; -} - -/** -* draws a link between two points -* @method renderLink -**/ -LGraphCanvas.prototype.renderLink = function( ctx, a, b, link, skip_border, flow, color, start_dir, end_dir ) -{ - if(!this.highquality_render) - { - ctx.beginPath(); - ctx.moveTo(a[0],a[1]); - ctx.lineTo(b[0],b[1]); - ctx.stroke(); - return; - } - - start_dir = start_dir || LiteGraph.RIGHT; - end_dir = end_dir || LiteGraph.LEFT; - - var dist = distance(a,b); - - if(this.render_connections_border && this.scale > 0.6) - ctx.lineWidth = this.connections_width + 4; - - //choose color - if( !color && link ) - color = LGraphCanvas.link_type_colors[ link.type ]; - if( !color ) - color = this.default_link_color; - - if( link != null && this.highlighted_links[ link.id ] ) - color = "#FFF"; - - //begin line shape - ctx.beginPath(); - - if(this.render_curved_connections) //splines - { - ctx.moveTo(a[0],a[1]); - var start_offset_x = 0; - var start_offset_y = 0; - var end_offset_x = 0; - var end_offset_y = 0; - switch(start_dir) - { - case LiteGraph.LEFT: start_offset_x = dist*-0.25; break; - case LiteGraph.RIGHT: start_offset_x = dist*0.25; break; - case LiteGraph.UP: start_offset_y = dist*-0.25; break; - case LiteGraph.DOWN: start_offset_y = dist*0.25; break; - } - switch(end_dir) - { - case LiteGraph.LEFT: end_offset_x = dist*-0.25; break; - case LiteGraph.RIGHT: end_offset_x = dist*0.25; break; - case LiteGraph.UP: end_offset_y = dist*-0.25; break; - case LiteGraph.DOWN: end_offset_y = dist*0.25; break; - } - ctx.bezierCurveTo(a[0] + start_offset_x, a[1] + start_offset_y, - b[0] + end_offset_x , b[1] + end_offset_y, - b[0], b[1] ); - } - else //lines - { - ctx.moveTo(a[0]+10,a[1]); - ctx.lineTo(((a[0]+10) + (b[0]-10))*0.5,a[1]); - ctx.lineTo(((a[0]+10) + (b[0]-10))*0.5,b[1]); - ctx.lineTo(b[0]-10,b[1]); - } - - //rendering the outline of the connection can be a little bit slow - if(this.render_connections_border && this.scale > 0.6 && !skip_border) - { - ctx.strokeStyle = "rgba(0,0,0,0.5)"; - ctx.stroke(); - } - - ctx.lineWidth = this.connections_width; - ctx.fillStyle = ctx.strokeStyle = color; - ctx.stroke(); - //end line shape - - //render arrow in the middle - if( this.render_connection_arrows && this.scale >= 0.6 ) - { - //render arrow - if(this.render_connection_arrows && this.scale > 0.6) - { - //compute two points in the connection - var pos = this.computeConnectionPoint(a, b, 0.5, start_dir, end_dir); - var pos2 = this.computeConnectionPoint(a, b, 0.51, start_dir, end_dir); - - //compute the angle between them so the arrow points in the right direction - var angle = 0; - if(this.render_curved_connections) - angle = -Math.atan2( pos2[0] - pos[0], pos2[1] - pos[1]); - else - angle = b[1] > a[1] ? 0 : Math.PI; - - //render arrow - ctx.save(); - ctx.translate(pos[0],pos[1]); - ctx.rotate(angle); - ctx.beginPath(); - ctx.moveTo(-5,-5); - ctx.lineTo(0,+5); - ctx.lineTo(+5,-5); - ctx.fill(); - ctx.restore(); - } - } - - //render flowing points - if(flow) - { - for(var i = 0; i < 5; ++i) - { - var f = (LiteGraph.getTime() * 0.001 + (i * 0.2)) % 1; - var pos = this.computeConnectionPoint(a,b,f, start_dir, end_dir); - ctx.beginPath(); - ctx.arc(pos[0],pos[1],5,0,2*Math.PI); - ctx.fill(); - } - } -} - -LGraphCanvas.prototype.computeConnectionPoint = function(a,b,t,start_dir,end_dir) -{ - start_dir = start_dir || LiteGraph.RIGHT; - end_dir = end_dir || LiteGraph.LEFT; - - var dist = distance(a,b); - var p0 = a; - var p1 = [ a[0], a[1] ]; - var p2 = [ b[0], b[1] ]; - var p3 = b; - - switch(start_dir) - { - case LiteGraph.LEFT: p1[0] += dist*-0.25; break; - case LiteGraph.RIGHT: p1[0] += dist*0.25; break; - case LiteGraph.UP: p1[1] += dist*-0.25; break; - case LiteGraph.DOWN: p1[1] += dist*0.25; break; - } - switch(end_dir) - { - case LiteGraph.LEFT: p2[0] += dist*-0.25; break; - case LiteGraph.RIGHT: p2[0] += dist*0.25; break; - case LiteGraph.UP: p2[1] += dist*-0.25; break; - case LiteGraph.DOWN: p2[1] += dist*0.25; break; - } - - var c1 = (1-t)*(1-t)*(1-t); - var c2 = 3*((1-t)*(1-t))*t; - var c3 = 3*(1-t)*(t*t); - var c4 = t*t*t; - - var x = c1*p0[0] + c2*p1[0] + c3*p2[0] + c4*p3[0]; - var y = c1*p0[1] + c2*p1[1] + c3*p2[1] + c4*p3[1]; - return [x,y]; -} - -LGraphCanvas.prototype.drawExecutionOrder = function(ctx) -{ - ctx.shadowColor = "transparent"; - ctx.globalAlpha = 0.25; - - ctx.textAlign = "center"; - ctx.strokeStyle = "white"; - ctx.globalAlpha = 0.75; - - var visible_nodes = this.visible_nodes; - for (var i = 0; i < visible_nodes.length; ++i) - { - var node = visible_nodes[i]; - ctx.fillStyle = "black"; - ctx.fillRect( node.pos[0] - LiteGraph.NODE_TITLE_HEIGHT, node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT ); - if(node.order == 0) - ctx.strokeRect( node.pos[0] - LiteGraph.NODE_TITLE_HEIGHT + 0.5, node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT + 0.5, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT ); - ctx.fillStyle = "#FFF"; - ctx.fillText( node.order, node.pos[0] + LiteGraph.NODE_TITLE_HEIGHT * -0.5, node.pos[1] - 6 ); - } - ctx.globalAlpha = 1; -} - - -/** -* draws the widgets stored inside a node -* @method drawNodeWidgets -**/ -LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widget ) -{ - if(!node.widgets || !node.widgets.length) - return 0; - var width = node.size[0]; - var widgets = node.widgets; - posY += 2; - var H = LiteGraph.NODE_WIDGET_HEIGHT; - var show_text = this.scale > 0.5; - ctx.save(); - ctx.globalAlpha = this.editor_alpha; - - for(var i = 0; i < widgets.length; ++i) - { - var w = widgets[i]; - var y = posY; - if(w.y) - y = w.y; - w.last_y = y; - ctx.strokeStyle = "#AAA"; - ctx.fillStyle = "#222"; - ctx.textAlign = "left"; - - switch( w.type ) - { - case "button": - if(w.clicked) - { - ctx.fillStyle = "#AAA"; - w.clicked = false; - this.dirty_canvas = true; - } - ctx.fillRect(10,y,width-20,H); - ctx.strokeRect(10,y,width-20,H); - if(show_text) - { - ctx.textAlign = "center"; - ctx.fillStyle = "#AAA"; - ctx.fillText( w.name, width*0.5, y + H*0.7 ); - } - break; - case "slider": - ctx.fillStyle = "#111"; - ctx.fillRect(10,y,width-20,H); - var range = w.options.max - w.options.min; - var nvalue = (w.value - w.options.min) / range; - ctx.fillStyle = active_widget == w ? "#89A" : "#678"; - ctx.fillRect(10,y,nvalue*(width-20),H); - ctx.strokeRect(10,y,width-20,H); - if(show_text) - { - ctx.textAlign = "center"; - ctx.fillStyle = "#DDD"; - ctx.fillText( w.name + " " + Number(w.value).toFixed(3), width*0.5, y + H*0.7 ); - } - break; - case "number": - case "combo": - ctx.textAlign = "left"; - ctx.strokeStyle = "#AAA"; - ctx.fillStyle = "#111"; - ctx.beginPath(); - ctx.roundRect( 10, posY, width - 20, H,H*0.5 ); - ctx.fill(); - ctx.stroke(); - ctx.fillStyle = "#AAA"; - ctx.beginPath(); - ctx.moveTo( 26, posY + 5 ); - ctx.lineTo( 16, posY + H*0.5 ); - ctx.lineTo( 26, posY + H - 5 ); - ctx.moveTo( width - 26, posY + 5 ); - ctx.lineTo( width - 16, posY + H*0.5 ); - ctx.lineTo( width - 26, posY + H - 5 ); - ctx.fill(); - if(show_text) - { - ctx.fillStyle = "#999"; - ctx.fillText( w.name, 30, y + H*0.7 ); - ctx.fillStyle = "#DDD"; - ctx.textAlign = "right"; - if(w.type == "number") - ctx.fillText( Number(w.value).toFixed( w.options.precision !== undefined ? w.options.precision : 3), width - 40, y + H*0.7 ); - else - ctx.fillText( w.value, width - 40, y + H*0.7 ); - } - break; - case "text": - ctx.textAlign = "left"; - ctx.strokeStyle = "#AAA"; - ctx.fillStyle = "#111"; - ctx.beginPath(); - ctx.roundRect( 10, posY, width - 20, H,H*0.5 ); - ctx.fill(); - ctx.stroke(); - if(show_text) - { - ctx.fillStyle = "#999"; - if(w.name != null) - ctx.fillText( w.name, 20, y + H*0.7 ); - ctx.fillStyle = "#DDD"; - ctx.textAlign = "right"; - ctx.fillText( w.value, width - 20, y + H*0.7 ); - } - break; - default: - break; - } - posY += H + 4; - } - ctx.restore(); -} - -/** -* process an event on widgets -* @method processNodeWidgets -**/ -LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_widget ) -{ - if(!node.widgets || !node.widgets.length) - return null; - - var x = pos[0] - node.pos[0]; - var y = pos[1] - node.pos[1]; - var width = node.size[0]; - var that = this; - - for(var i = 0; i < node.widgets.length; ++i) - { - var w = node.widgets[i]; - if( w == active_widget || (x > 6 && x < (width - 12) && y > w.last_y && y < (w.last_y + LiteGraph.NODE_WIDGET_HEIGHT)) ) - { - //inside widget - switch( w.type ) - { - case "button": - if(w.callback) - setTimeout( function(){ w.callback( w, that, node, pos ); }, 20 ); - w.clicked = true; - this.dirty_canvas = true; - break; - case "slider": - var range = w.options.max - w.options.min; - var nvalue = Math.clamp( (x - 10) / (width - 20), 0, 1); - w.value = w.options.min + (w.options.max - w.options.min) * nvalue; - if(w.callback) - setTimeout( function(){ w.callback( w.value, that, node, pos ); }, 20 ); - this.dirty_canvas = true; - break; - case "number": - case "combo": - if(event.type == "mousemove" && w.type == "number") - { - w.value += (event.deltaX * 0.1) * (w.options.step || 1); - if(w.options.min != null && w.value < w.options.min) - w.value = w.options.min; - if(w.options.max != null && w.value > w.options.max) - w.value = w.options.max; - } - else if( event.type == "mousedown" ) - { - var delta = ( x < 40 ? -1 : ( x > width - 40 ? 1 : 0) ); - if (w.type == "number") - { - w.value += delta * 0.1 * (w.options.step || 1); - if(w.options.min != null && w.value < w.options.min) - w.value = w.options.min; - if(w.options.max != null && w.value > w.options.max) - w.value = w.options.max; - } - else if(delta) - { - var index = w.options.values.indexOf( w.value ) + delta; - if( index >= w.options.values.length ) - index = 0; - if( index < 0 ) - index = w.options.values.length - 1; - w.value = w.options.values[ index ]; - } - } - if(w.callback) - setTimeout( (function(){ this.callback( this.value, that, node, pos ); }).bind(w), 20 ); - this.dirty_canvas = true; - break; - case "text": - if( event.type == "mousedown" ) - this.prompt( "Value", w.value, (function(v){ this.value = v; }).bind(w), event ); - break; - } - - return w; - } - } - return null; -} - -/** -* draws every group area in the background -* @method drawGroups -**/ -LGraphCanvas.prototype.drawGroups = function(canvas, ctx) -{ - if(!this.graph) - return; - - var groups = this.graph._groups; - - ctx.save(); - ctx.globalAlpha = 0.5 * this.editor_alpha; - ctx.font = "24px Arial"; - - for(var i = 0; i < groups.length; ++i) - { - var group = groups[i]; - - if(!overlapBounding( this.visible_area, group._bounding )) - continue; //out of the visible area - - ctx.fillStyle = group.color || "#335"; - ctx.strokeStyle = group.color || "#335"; - var pos = group._pos; - var size = group._size; - ctx.globalAlpha = 0.25 * this.editor_alpha; - ctx.beginPath(); - ctx.rect( pos[0] + 0.5, pos[1] + 0.5, size[0], size[1] ); - ctx.fill(); - ctx.globalAlpha = this.editor_alpha;; - ctx.stroke(); - - ctx.beginPath(); - ctx.moveTo( pos[0] + size[0], pos[1] + size[1] ); - ctx.lineTo( pos[0] + size[0] - 10, pos[1] + size[1] ); - ctx.lineTo( pos[0] + size[0], pos[1] + size[1] - 10 ); - ctx.fill(); - - ctx.fillText( group.title, pos[0] + 4, pos[1] + 24 ); - } - - ctx.restore(); -} - -/** -* resizes the canvas to a given size, if no size is passed, then it tries to fill the parentNode -* @method resize -**/ -LGraphCanvas.prototype.resize = function(width, height) -{ - if(!width && !height) - { - var parent = this.canvas.parentNode; - width = parent.offsetWidth; - height = parent.offsetHeight; - } - - if(this.canvas.width == width && this.canvas.height == height) - return; - - this.canvas.width = width; - this.canvas.height = height; - this.bgcanvas.width = this.canvas.width; - this.bgcanvas.height = this.canvas.height; - this.setDirty(true,true); -} - -/** -* switches to live mode (node shapes are not rendered, only the content) -* this feature was designed when graphs where meant to create user interfaces -* @method switchLiveMode -**/ -LGraphCanvas.prototype.switchLiveMode = function(transition) -{ - if(!transition) - { - this.live_mode = !this.live_mode; - this.dirty_canvas = true; - this.dirty_bgcanvas = true; - return; - } - - var self = this; - var delta = this.live_mode ? 1.1 : 0.9; - if(this.live_mode) - { - this.live_mode = false; - this.editor_alpha = 0.1; - } - - var t = setInterval(function() { - self.editor_alpha *= delta; - self.dirty_canvas = true; - self.dirty_bgcanvas = true; - - if(delta < 1 && self.editor_alpha < 0.01) - { - clearInterval(t); - if(delta < 1) - self.live_mode = true; - } - if(delta > 1 && self.editor_alpha > 0.99) - { - clearInterval(t); - self.editor_alpha = 1; - } - },1); -} - -LGraphCanvas.prototype.onNodeSelectionChange = function(node) -{ - return; //disabled -} - -LGraphCanvas.prototype.touchHandler = function(event) -{ - //alert("foo"); - var touches = event.changedTouches, - first = touches[0], - type = ""; - - switch(event.type) - { - case "touchstart": type = "mousedown"; break; - case "touchmove": type = "mousemove"; break; - case "touchend": type = "mouseup"; break; - default: return; - } - - //initMouseEvent(type, canBubble, cancelable, view, clickCount, - // screenX, screenY, clientX, clientY, ctrlKey, - // altKey, shiftKey, metaKey, button, relatedTarget); - - var window = this.getCanvasWindow(); - var document = window.document; - - var simulatedEvent = document.createEvent("MouseEvent"); - simulatedEvent.initMouseEvent(type, true, true, window, 1, - first.screenX, first.screenY, - first.clientX, first.clientY, false, - false, false, false, 0/*left*/, null); - first.target.dispatchEvent(simulatedEvent); - event.preventDefault(); -} - -/* CONTEXT MENU ********************/ - -LGraphCanvas.onGroupAdd = function(info,entry,mouse_event) -{ - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var group = new LiteGraph.LGraphGroup(); - group.pos = canvas.convertEventToCanvas( mouse_event ); - canvas.graph.add( group ); -} - -LGraphCanvas.onMenuAdd = function( node, options, e, prev_menu ) -{ - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var values = LiteGraph.getNodeTypesCategories(); - var entries = []; - for(var i in values) - if(values[i]) - entries.push({ value: values[i], content: values[i], has_submenu: true }); - - var menu = new LiteGraph.ContextMenu( entries, { event: e, callback: inner_clicked, parentMenu: prev_menu }, ref_window); - - function inner_clicked( v, option, e ) - { - var category = v.value; - var node_types = LiteGraph.getNodeTypesInCategory( category, canvas.filter ); - var values = []; - for(var i in node_types) - values.push( { content: node_types[i].title, value: node_types[i].type }); - - new LiteGraph.ContextMenu( values, {event: e, callback: inner_create, parentMenu: menu }, ref_window); - return false; - } - - function inner_create( v, e ) - { - var first_event = prev_menu.getFirstEvent(); - var node = LiteGraph.createNode( v.value ); - if(node) - { - node.pos = canvas.convertEventToCanvas( first_event ); - canvas.graph.add( node ); - } - } - - return false; -} - -LGraphCanvas.onMenuCollapseAll = function() -{ - -} - - -LGraphCanvas.onMenuNodeEdit = function() -{ - -} - -LGraphCanvas.showMenuNodeOptionalInputs = function( v, options, e, prev_menu, node ) -{ - if(!node) - return; - - var that = this; - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var options = node.optional_inputs; - if(node.onGetInputs) - options = node.onGetInputs(); - - var entries = []; - if(options) - for (var i in options) - { - var entry = options[i]; - if(!entry) - { - entries.push(null); - continue; - } - var label = entry[0]; - if(entry[2] && entry[2].label) - label = entry[2].label; - var data = {content: label, value: entry}; - if(entry[1] == LiteGraph.ACTION) - data.className = "event"; - entries.push(data); - } - - if(this.onMenuNodeInputs) - entries = this.onMenuNodeInputs( entries ); - - if(!entries.length) - return; - - var menu = new LiteGraph.ContextMenu(entries, { event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }, ref_window); - - function inner_clicked(v, e, prev) - { - if(!node) - return; - - if(v.callback) - v.callback.call( that, node, v, e, prev ); - - if(v.value) - { - node.addInput(v.value[0],v.value[1], v.value[2]); - node.setDirtyCanvas(true,true); - } - } - - return false; -} - -LGraphCanvas.showMenuNodeOptionalOutputs = function( v, options, e, prev_menu, node ) -{ - if(!node) - return; - - var that = this; - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var options = node.optional_outputs; - if(node.onGetOutputs) - options = node.onGetOutputs(); - - var entries = []; - if(options) - for (var i in options) - { - var entry = options[i]; - if(!entry) //separator? - { - entries.push(null); - continue; - } - - if(node.flags && node.flags.skip_repeated_outputs && node.findOutputSlot(entry[0]) != -1) - continue; //skip the ones already on - var label = entry[0]; - if(entry[2] && entry[2].label) - label = entry[2].label; - var data = {content: label, value: entry}; - if(entry[1] == LiteGraph.EVENT) - data.className = "event"; - entries.push(data); - } - - if(this.onMenuNodeOutputs) - entries = this.onMenuNodeOutputs( entries ); - - if(!entries.length) - return; - - var menu = new LiteGraph.ContextMenu(entries, {event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }, ref_window); - - function inner_clicked( v, e, prev ) - { - if(!node) - return; - - if(v.callback) - v.callback.call( that, node, v, e, prev ); - - if(!v.value) - return; - - var value = v.value[1]; - - if(value && (value.constructor === Object || value.constructor === Array)) //submenu why? - { - var entries = []; - for(var i in value) - entries.push({ content: i, value: value[i]}); - new LiteGraph.ContextMenu( entries, { event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }); - return false; - } - else - { - node.addOutput( v.value[0], v.value[1], v.value[2]); - node.setDirtyCanvas(true,true); - } - - } - - return false; -} - -LGraphCanvas.onShowMenuNodeProperties = function( value, options, e, prev_menu, node ) -{ - if(!node || !node.properties) - return; - - var that = this; - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var entries = []; - for (var i in node.properties) - { - var value = node.properties[i] !== undefined ? node.properties[i] : " "; - //value could contain invalid html characters, clean that - value = LGraphCanvas.decodeHTML(value); - entries.push({content: "" + i + "" + "" + value + "", value: i}); - } - if(!entries.length) - return; - - var menu = new LiteGraph.ContextMenu(entries, {event: e, callback: inner_clicked, parentMenu: prev_menu, allow_html: true, node: node },ref_window); - - function inner_clicked( v, options, e, prev ) - { - if(!node) - return; - var rect = this.getBoundingClientRect(); - canvas.showEditPropertyValue( node, v.value, { position: [rect.left, rect.top] }); - } - - return false; -} - -LGraphCanvas.decodeHTML = function( str ) -{ - var e = document.createElement("div"); - e.innerText = str; - return e.innerHTML; -} - -LGraphCanvas.onResizeNode = function( value, options, e, menu, node ) -{ - if(!node) - return; - node.size = node.computeSize(); - node.setDirtyCanvas(true,true); -} - - -LGraphCanvas.onShowTitleEditor = function( value, options, e, menu, node ) -{ - var input_html = ""; - - var dialog = document.createElement("div"); - dialog.className = "graphdialog"; - dialog.innerHTML = "Title"; - var input = dialog.querySelector("input"); - if(input) - { - input.value = node.title; - input.addEventListener("keydown", function(e){ - if(e.keyCode != 13) - return; - inner(); - e.preventDefault(); - e.stopPropagation(); - }); - } - - var graphcanvas = LGraphCanvas.active_canvas; - var canvas = graphcanvas.canvas; - - var rect = canvas.getBoundingClientRect(); - var offsetx = -20; - var offsety = -20; - if(rect) - { - offsetx -= rect.left; - offsety -= rect.top; - } - - if( event ) - { - dialog.style.left = (event.pageX + offsetx) + "px"; - dialog.style.top = (event.pageY + offsety)+ "px"; - } - else - { - dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; - dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; - } - - var button = dialog.querySelector("button"); - button.addEventListener("click", inner ); - canvas.parentNode.appendChild( dialog ); - - function inner() - { - setValue( input.value ); - } - - function setValue(value) - { - node.title = value; - dialog.parentNode.removeChild( dialog ); - node.setDirtyCanvas(true,true); - } -} - -LGraphCanvas.prototype.prompt = function( title, value, callback, event ) -{ - var that = this; - var input_html = ""; - title = title || ""; - - var dialog = document.createElement("div"); - dialog.className = "graphdialog rounded"; - dialog.innerHTML = " "; - dialog.close = function() - { - that.prompt_box = null; - dialog.parentNode.removeChild( dialog ); - } - - dialog.addEventListener("mouseleave",function(e){ - dialog.close(); - }); - - if(that.prompt_box) - that.prompt_box.close(); - that.prompt_box = dialog; - - var first = null; - var timeout = null; - var selected = null; - - var name_element = dialog.querySelector(".name"); - name_element.innerText = title; - var value_element = dialog.querySelector(".value"); - value_element.value = value; - - var input = dialog.querySelector("input"); - input.addEventListener("keydown", function(e){ - if(e.keyCode == 27) //ESC - dialog.close(); - else if(e.keyCode == 13) - { - if( callback ) - callback( this.value ); - dialog.close(); - } - else - return; - e.preventDefault(); - e.stopPropagation(); - }); - - var button = dialog.querySelector("button"); - button.addEventListener("click", function(e){ - if( callback ) - callback( input.value ); - that.setDirty(true); - dialog.close(); - }); - - var graphcanvas = LGraphCanvas.active_canvas; - var canvas = graphcanvas.canvas; - - var rect = canvas.getBoundingClientRect(); - var offsetx = -20; - var offsety = -20; - if(rect) - { - offsetx -= rect.left; - offsety -= rect.top; - } - - if( event ) - { - dialog.style.left = (event.pageX + offsetx) + "px"; - dialog.style.top = (event.pageY + offsety)+ "px"; - } - else - { - dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; - dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; - } - - canvas.parentNode.appendChild( dialog ); - setTimeout( function(){ input.focus(); },10 ); - - return dialog; -} - -LGraphCanvas.prototype.showSearchBox = function(event) -{ - var that = this; - var input_html = ""; - - var dialog = document.createElement("div"); - dialog.className = "graphdialog rounded"; - dialog.innerHTML = "Search
"; - dialog.close = function() - { - that.search_box = null; - dialog.parentNode.removeChild( dialog ); - } - - dialog.addEventListener("mouseleave",function(e){ - dialog.close(); - }); - - if(that.search_box) - that.search_box.close(); - that.search_box = dialog; - - var helper = dialog.querySelector(".helper"); - - var first = null; - var timeout = null; - var selected = null; - - var input = dialog.querySelector("input"); - if(input) - { - input.addEventListener("keydown", function(e){ - - if(e.keyCode == 38) //UP - changeSelection(false); - else if(e.keyCode == 40) //DOWN - changeSelection(true); - else if(e.keyCode == 27) //ESC - dialog.close(); - else if(e.keyCode == 13) - { - if(selected) - select( selected.innerHTML ) - else if(first) - select(first); - else - dialog.close(); - } - else - { - if(timeout) - clearInterval(timeout); - timeout = setTimeout( refreshHelper, 10 ); - return; - } - e.preventDefault(); - e.stopPropagation(); - }); - } - - var graphcanvas = LGraphCanvas.active_canvas; - var canvas = graphcanvas.canvas; - - var rect = canvas.getBoundingClientRect(); - var offsetx = -20; - var offsety = -20; - if(rect) - { - offsetx -= rect.left; - offsety -= rect.top; - } - - if( event ) - { - dialog.style.left = (event.pageX + offsetx) + "px"; - dialog.style.top = (event.pageY + offsety)+ "px"; - } - else - { - dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; - dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; - } - - canvas.parentNode.appendChild( dialog ); - setTimeout( function(){ input.focus(); },10 ); - - function select( name ) - { - if(name) - { - if( that.onSearchBoxSelection ) - that.onSearchBoxSelection( name, event, graphcanvas ); - else - { - var node = LiteGraph.createNode( name ); - if(node) - { - node.pos = graphcanvas.convertEventToCanvas( event ); - graphcanvas.graph.add( node ); - } - } - } - - dialog.close(); - } - - function changeSelection( forward ) - { - var prev = selected; - if(selected) - selected.classList.remove("selected"); - if(!selected) - selected = forward ? helper.childNodes[0] : helper.childNodes[ helper.childNodes.length ]; - else - { - selected = forward ? selected.nextSibling : selected.previousSibling; - if(!selected) - selected = prev; - } - if(!selected) - return; - selected.classList.add("selected"); - selected.scrollIntoView(); - } - - function refreshHelper() - { - timeout = null; - var str = input.value; - first = null; - helper.innerHTML = ""; - if(!str) - return; - - if( that.onSearchBox ) - that.onSearchBox( help, str, graphcanvas ); - else - for( var i in LiteGraph.registered_node_types ) - if(i.indexOf(str) != -1) - { - var help = document.createElement("div"); - if(!first) first = i; - help.innerText = i; - help.className = "help-item"; - help.addEventListener("click", function(e){ - select( this.innerText ); - }); - helper.appendChild(help); - } - } - - return dialog; -} - -LGraphCanvas.prototype.showEditPropertyValue = function( node, property, options ) -{ - if(!node || node.properties[ property ] === undefined ) - return; - - options = options || {}; - var that = this; - - var type = "string"; - - if(node.properties[ property ] !== null) - type = typeof(node.properties[ property ]); - - //for arrays - if(type == "object") - { - if( node.properties[ property ].length ) - type = "array"; - } - - var info = null; - if(node.getPropertyInfo) - info = node.getPropertyInfo(property); - if(node.properties_info) - { - for(var i = 0; i < node.properties_info.length; ++i) - { - if( node.properties_info[i].name == property ) - { - info = node.properties_info[i]; - break; - } - } - } - - if(info !== undefined && info !== null && info.type ) - type = info.type; - - var input_html = ""; - - if(type == "string" || type == "number" || type == "array") - input_html = ""; - else if(type == "enum" && info.values) - { - input_html = ""; - } - else if(type == "boolean") - { - input_html = ""; - } - else - { - console.warn("unknown type: " + type ); - return; - } - - var dialog = this.createDialog( "" + property + ""+input_html+"" , options ); - - if(type == "enum" && info.values) - { - var input = dialog.querySelector("select"); - input.addEventListener("change", function(e){ - setValue( e.target.value ); - //var index = e.target.value; - //setValue( e.options[e.selectedIndex].value ); - }); - } - else if(type == "boolean") - { - var input = dialog.querySelector("input"); - if(input) - { - input.addEventListener("click", function(e){ - setValue( !!input.checked ); - }); - } - } - else - { - var input = dialog.querySelector("input"); - if(input) - { - input.value = node.properties[ property ] !== undefined ? node.properties[ property ] : ""; - input.addEventListener("keydown", function(e){ - if(e.keyCode != 13) - return; - inner(); - e.preventDefault(); - e.stopPropagation(); - }); - } - } - - var button = dialog.querySelector("button"); - button.addEventListener("click", inner ); - - function inner() - { - setValue( input.value ); - } - - function setValue(value) - { - if(typeof( node.properties[ property ] ) == "number") - value = Number(value); - if(type == "array") - value = value.split(",").map(Number); - node.properties[ property ] = value; - if(node._graph) - node._graph._version++; - if(node.onPropertyChanged) - node.onPropertyChanged( property, value ); - dialog.close(); - node.setDirtyCanvas(true,true); - } -} - -LGraphCanvas.prototype.createDialog = function( html, options ) -{ - options = options || {}; - - var dialog = document.createElement("div"); - dialog.className = "graphdialog"; - dialog.innerHTML = html; - - var rect = this.canvas.getBoundingClientRect(); - var offsetx = -20; - var offsety = -20; - if(rect) - { - offsetx -= rect.left; - offsety -= rect.top; - } - - if( options.position ) - { - offsetx += options.position[0]; - offsety += options.position[1]; - } - else if( options.event ) - { - offsetx += options.event.pageX; - offsety += options.event.pageY; - } - else //centered - { - offsetx += this.canvas.width * 0.5; - offsety += this.canvas.height * 0.5; - } - - dialog.style.left = offsetx + "px"; - dialog.style.top = offsety + "px"; - - this.canvas.parentNode.appendChild( dialog ); - - dialog.close = function() - { - if(this.parentNode) - this.parentNode.removeChild( this ); - } - - return dialog; -} - -LGraphCanvas.onMenuNodeCollapse = function( value, options, e, menu, node ) -{ - node.collapse(); -} - -LGraphCanvas.onMenuNodePin = function( value, options, e, menu, node ) -{ - node.pin(); -} - -LGraphCanvas.onMenuNodeMode = function( value, options, e, menu, node ) -{ - new LiteGraph.ContextMenu(["Always","On Event","On Trigger","Never"], {event: e, callback: inner_clicked, parentMenu: menu, node: node }); - - function inner_clicked(v) - { - if(!node) - return; - switch(v) - { - case "On Event": node.mode = LiteGraph.ON_EVENT; break; - case "On Trigger": node.mode = LiteGraph.ON_TRIGGER; break; - case "Never": node.mode = LiteGraph.NEVER; break; - case "Always": - default: - node.mode = LiteGraph.ALWAYS; break; - } - } - - return false; -} - -LGraphCanvas.onMenuNodeColors = function( value, options, e, menu, node ) -{ - if(!node) - throw("no node for color"); - - var values = []; - values.push({ value:null, content:"No color" }); - - for(var i in LGraphCanvas.node_colors) - { - var color = LGraphCanvas.node_colors[i]; - var value = { value:i, content:""+i+"" }; - values.push(value); - } - new LiteGraph.ContextMenu( values, { event: e, callback: inner_clicked, parentMenu: menu, node: node }); - - function inner_clicked(v) - { - if(!node) - return; - - var color = v.value ? LGraphCanvas.node_colors[ v.value ] : null; - if(color) - { - if(node.constructor === LiteGraph.LGraphGroup) - node.color = color.groupcolor; - else - { - node.color = color.color; - node.bgcolor = color.bgcolor; - } - } - else - { - delete node.color; - delete node.bgcolor; - } - node.setDirtyCanvas(true,true); - } - - return false; -} - -LGraphCanvas.onMenuNodeShapes = function( value, options, e, menu, node ) -{ - if(!node) - throw("no node passed"); - - new LiteGraph.ContextMenu( LiteGraph.VALID_SHAPES, { event: e, callback: inner_clicked, parentMenu: menu, node: node }); - - function inner_clicked(v) - { - if(!node) - return; - node.shape = v; - node.setDirtyCanvas(true); - } - - return false; -} - -LGraphCanvas.onMenuNodeRemove = function( value, options, e, menu, node ) -{ - if(!node) - throw("no node passed"); - - if(node.removable === false) - return; - - node.graph.remove(node); - node.setDirtyCanvas(true,true); -} - -LGraphCanvas.onMenuNodeClone = function( value, options, e, menu, node ) -{ - if(node.clonable == false) return; - var newnode = node.clone(); - if(!newnode) - return; - newnode.pos = [node.pos[0]+5,node.pos[1]+5]; - node.graph.add(newnode); - node.setDirtyCanvas(true,true); -} - -LGraphCanvas.node_colors = { - "red": { color:"#322", bgcolor:"#533", groupcolor: "#A88" }, - "brown": { color:"#332922", bgcolor:"#593930", groupcolor: "#b06634" }, - "green": { color:"#232", bgcolor:"#353", groupcolor: "#8A8" }, - "blue": { color:"#223", bgcolor:"#335", groupcolor: "#88A" }, - "pale_blue": { color:"#2a363b", bgcolor:"#3f5159", groupcolor: "#3f789e" }, - "cyan": { color:"#233", bgcolor:"#355", groupcolor: "#8AA" }, - "purple": { color:"#323", bgcolor:"#535", groupcolor: "#a1309b" }, - "yellow": { color:"#432", bgcolor:"#653", groupcolor: "#b58b2a" }, - "black": { color:"#222", bgcolor:"#000", groupcolor: "#444" } -}; - -LGraphCanvas.prototype.getCanvasMenuOptions = function() -{ - var options = null; - if(this.getMenuOptions) - options = this.getMenuOptions(); - else - { - options = [ - { content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd }, - { content:"Add Group", callback: LGraphCanvas.onGroupAdd } - //{content:"Collapse All", callback: LGraphCanvas.onMenuCollapseAll } - ]; - - if(this._graph_stack && this._graph_stack.length > 0) - options = [{content:"Close subgraph", callback: this.closeSubgraph.bind(this) },null].concat(options); - } - - if(this.getExtraMenuOptions) - { - var extra = this.getExtraMenuOptions(this,options); - if(extra) - options = options.concat( extra ); - } - - return options; -} - -//called by processContextMenu to extract the menu list -LGraphCanvas.prototype.getNodeMenuOptions = function( node ) -{ - var options = null; - - if(node.getMenuOptions) - options = node.getMenuOptions(this); - else - options = [ - {content:"Inputs", has_submenu: true, disabled:true, callback: LGraphCanvas.showMenuNodeOptionalInputs }, - {content:"Outputs", has_submenu: true, disabled:true, callback: LGraphCanvas.showMenuNodeOptionalOutputs }, - null, - {content:"Properties", has_submenu: true, callback: LGraphCanvas.onShowMenuNodeProperties }, - null, - {content:"Title", callback: LGraphCanvas.onShowTitleEditor }, - {content:"Mode", has_submenu: true, callback: LGraphCanvas.onMenuNodeMode }, - {content:"Resize", callback: LGraphCanvas.onResizeNode }, - {content:"Collapse", callback: LGraphCanvas.onMenuNodeCollapse }, - {content:"Pin", callback: LGraphCanvas.onMenuNodePin }, - {content:"Colors", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors }, - {content:"Shapes", has_submenu: true, callback: LGraphCanvas.onMenuNodeShapes }, - null - ]; - - if(node.getExtraMenuOptions) - { - var extra = node.getExtraMenuOptions(this); - if(extra) - { - extra.push(null); - options = extra.concat( options ); - } - } - - if( node.clonable !== false ) - options.push({content:"Clone", callback: LGraphCanvas.onMenuNodeClone }); - if( node.removable !== false ) - options.push(null,{content:"Remove", callback: LGraphCanvas.onMenuNodeRemove }); - - if(node.onGetInputs) - { - var inputs = node.onGetInputs(); - if(inputs && inputs.length) - options[0].disabled = false; - } - - if(node.onGetOutputs) - { - var outputs = node.onGetOutputs(); - if(outputs && outputs.length ) - options[1].disabled = false; - } - - if(node.graph && node.graph.onGetNodeMenuOptions ) - node.graph.onGetNodeMenuOptions( options, node ); - - return options; -} - -LGraphCanvas.prototype.getGroupMenuOptions = function( node ) -{ - var o = [ - {content:"Title", callback: LGraphCanvas.onShowTitleEditor }, - {content:"Color", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors }, - null, - {content:"Remove", callback: LGraphCanvas.onMenuNodeRemove } - ]; - - return o; -} - -LGraphCanvas.prototype.processContextMenu = function( node, event ) -{ - var that = this; - var canvas = LGraphCanvas.active_canvas; - var ref_window = canvas.getCanvasWindow(); - - var menu_info = null; - var options = { event: event, callback: inner_option_clicked, extra: node }; - - //check if mouse is in input - var slot = null; - if(node) - { - slot = node.getSlotInPosition( event.canvasX, event.canvasY ); - LGraphCanvas.active_node = node; - } - - if(slot) //on slot - { - menu_info = []; - menu_info.push( slot.locked ? "Cannot remove" : { content: "Remove Slot", slot: slot } ); - menu_info.push( { content: "Rename Slot", slot: slot } ); - options.title = (slot.input ? slot.input.type : slot.output.type) || "*"; - if(slot.input && slot.input.type == LiteGraph.ACTION) - options.title = "Action"; - if(slot.output && slot.output.type == LiteGraph.EVENT) - options.title = "Event"; - } - else - { - if( node ) //on node - menu_info = this.getNodeMenuOptions(node); - else - { - menu_info = this.getCanvasMenuOptions(); - var group = this.graph.getGroupOnPos( event.canvasX, event.canvasY ); - if( group ) //on group - menu_info.push(null,{content:"Edit Group", has_submenu: true, submenu: { title:"Group", extra: group, options: this.getGroupMenuOptions( group ) }}); - } - } - - //show menu - if(!menu_info) - return; - - var menu = new LiteGraph.ContextMenu( menu_info, options, ref_window ); - - function inner_option_clicked( v, options, e ) - { - if(!v) - return; - - if(v.content == "Remove Slot") - { - var info = v.slot; - if(info.input) - node.removeInput( info.slot ); - else if(info.output) - node.removeOutput( info.slot ); - return; - } - else if( v.content == "Rename Slot") - { - var info = v.slot; - var dialog = that.createDialog( "Name" , options ); - var input = dialog.querySelector("input"); - dialog.querySelector("button").addEventListener("click",function(e){ - if(input.value) - { - var slot_info = info.input ? node.getInputInfo( info.slot ) : node.getOutputInfo( info.slot ); - if( slot_info ) - slot_info.label = input.value; - that.setDirty(true); - } - dialog.close(); - }); - } - - //if(v.callback) - // return v.callback.call(that, node, options, e, menu, that, event ); - } -} - - - - - - -//API ************************************************* -//like rect but rounded corners -if(this.CanvasRenderingContext2D) -CanvasRenderingContext2D.prototype.roundRect = function (x, y, width, height, radius, radius_low) { - if ( radius === undefined ) { - radius = 5; - } - - if(radius_low === undefined) - radius_low = radius; - - this.moveTo(x + radius, y); - this.lineTo(x + width - radius, y); - this.quadraticCurveTo(x + width, y, x + width, y + radius); - - this.lineTo(x + width, y + height - radius_low); - this.quadraticCurveTo(x + width, y + height, x + width - radius_low, y + height); - this.lineTo(x + radius_low, y + height); - this.quadraticCurveTo(x, y + height, x, y + height - radius_low); - this.lineTo(x, y + radius); - this.quadraticCurveTo(x, y, x + radius, y); -} - -function compareObjects(a,b) -{ - for(var i in a) - if(a[i] != b[i]) - return false; - return true; -} -LiteGraph.compareObjects = compareObjects; - -function distance(a,b) -{ - return Math.sqrt( (b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1]) ); -} -LiteGraph.distance = distance; - -function colorToString(c) -{ - return "rgba(" + Math.round(c[0] * 255).toFixed() + "," + Math.round(c[1] * 255).toFixed() + "," + Math.round(c[2] * 255).toFixed() + "," + (c.length == 4 ? c[3].toFixed(2) : "1.0") + ")"; -} -LiteGraph.colorToString = colorToString; - -function isInsideRectangle( x,y, left, top, width, height) -{ - if (left < x && (left + width) > x && - top < y && (top + height) > y) - return true; - return false; -} -LiteGraph.isInsideRectangle = isInsideRectangle; - -//[minx,miny,maxx,maxy] -function growBounding( bounding, x,y) -{ - if(x < bounding[0]) - bounding[0] = x; - else if(x > bounding[2]) - bounding[2] = x; - - if(y < bounding[1]) - bounding[1] = y; - else if(y > bounding[3]) - bounding[3] = y; -} -LiteGraph.growBounding = growBounding; - -//point inside boundin box -function isInsideBounding(p,bb) -{ - if (p[0] < bb[0][0] || - p[1] < bb[0][1] || - p[0] > bb[1][0] || - p[1] > bb[1][1]) - return false; - return true; -} -LiteGraph.isInsideBounding = isInsideBounding; - -//boundings overlap, format: [ startx, starty, width, height ] -function overlapBounding(a,b) -{ - var A_end_x = a[0] + a[2]; - var A_end_y = a[1] + a[3]; - var B_end_x = b[0] + b[2]; - var B_end_y = b[1] + b[3]; - - if ( a[0] > B_end_x || - a[1] > B_end_y || - A_end_x < b[0] || - A_end_y < b[1]) - return false; - return true; -} -LiteGraph.overlapBounding = overlapBounding; - -//Convert a hex value to its decimal value - the inputted hex must be in the -// format of a hex triplet - the kind we use for HTML colours. The function -// will return an array with three values. -function hex2num(hex) { - if(hex.charAt(0) == "#") hex = hex.slice(1); //Remove the '#' char - if there is one. - hex = hex.toUpperCase(); - var hex_alphabets = "0123456789ABCDEF"; - var value = new Array(3); - var k = 0; - var int1,int2; - for(var i=0;i<6;i+=2) { - int1 = hex_alphabets.indexOf(hex.charAt(i)); - int2 = hex_alphabets.indexOf(hex.charAt(i+1)); - value[k] = (int1 * 16) + int2; - k++; - } - return(value); -} - -LiteGraph.hex2num = hex2num; - -//Give a array with three values as the argument and the function will return -// the corresponding hex triplet. -function num2hex(triplet) { - var hex_alphabets = "0123456789ABCDEF"; - var hex = "#"; - var int1,int2; - for(var i=0;i<3;i++) { - int1 = triplet[i] / 16; - int2 = triplet[i] % 16; - - hex += hex_alphabets.charAt(int1) + hex_alphabets.charAt(int2); - } - return(hex); -} - -LiteGraph.num2hex = num2hex; - -/* LiteGraph GUI elements used for canvas editing *************************************/ - -/** -* ContextMenu from LiteGUI -* -* @class ContextMenu -* @constructor -* @param {Array} values (allows object { title: "Nice text", callback: function ... }) -* @param {Object} options [optional] Some options:\ -* - title: title to show on top of the menu -* - callback: function to call when an option is clicked, it receives the item information -* - ignore_item_callbacks: ignores the callback inside the item, it just calls the options.callback -* - event: you can pass a MouseEvent, this way the ContextMenu appears in that position -*/ -function ContextMenu( values, options ) -{ - options = options || {}; - this.options = options; - var that = this; - - //to link a menu with its parent - if(options.parentMenu) - { - if( options.parentMenu.constructor !== this.constructor ) - { - console.error("parentMenu must be of class ContextMenu, ignoring it"); - options.parentMenu = null; - } - else - { - this.parentMenu = options.parentMenu; - this.parentMenu.lock = true; - this.parentMenu.current_submenu = this; - } - } - - if(options.event && options.event.constructor !== MouseEvent && options.event.constructor !== CustomEvent) - { - console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."); - options.event = null; - } - - var root = document.createElement("div"); - root.className = "litegraph litecontextmenu litemenubar-panel"; - root.style.minWidth = 100; - root.style.minHeight = 100; - root.style.pointerEvents = "none"; - setTimeout( function() { root.style.pointerEvents = "auto"; },100); //delay so the mouse up event is not caugh by this element - - //this prevents the default context browser menu to open in case this menu was created when pressing right button - root.addEventListener("mouseup", function(e){ - e.preventDefault(); return true; - }, true); - root.addEventListener("contextmenu", function(e) { - if(e.button != 2) //right button - return false; - e.preventDefault(); - return false; - },true); - - root.addEventListener("mousedown", function(e){ - if(e.button == 2) - { - that.close(); - e.preventDefault(); return true; - } - }, true); - - function on_mouse_wheel(e) - { - var pos = parseInt( root.style.top ); - root.style.top = (pos + e.deltaY * 0.1).toFixed() + "px"; - e.preventDefault(); - return true; - } - - root.addEventListener("wheel", on_mouse_wheel, true); - root.addEventListener("mousewheel", on_mouse_wheel, true); - - - this.root = root; - - //title - if(options.title) - { - var element = document.createElement("div"); - element.className = "litemenu-title"; - element.innerHTML = options.title; - root.appendChild(element); - } - - //entries - var num = 0; - for(var i in values) - { - var name = values.constructor == Array ? values[i] : i; - if( name != null && name.constructor !== String ) - name = name.content === undefined ? String(name) : name.content; - var value = values[i]; - this.addItem( name, value, options ); - num++; - } - - //close on leave - root.addEventListener("mouseleave", function(e) { - if(that.lock) - return; - that.close(e); - }); - - //insert before checking position - var root_document = document; - if(options.event) - root_document = options.event.target.ownerDocument; - - if(!root_document) - root_document = document; - root_document.body.appendChild(root); - - //compute best position - var left = options.left || 0; - var top = options.top || 0; - if(options.event) - { - left = (options.event.pageX - 10); - top = (options.event.pageY - 10); - if(options.title) - top -= 20; - - if(options.parentMenu) - { - var rect = options.parentMenu.root.getBoundingClientRect(); - left = rect.left + rect.width; - } - - var body_rect = document.body.getBoundingClientRect(); - var root_rect = root.getBoundingClientRect(); - - if(left > (body_rect.width - root_rect.width - 10)) - left = (body_rect.width - root_rect.width - 10); - if(top > (body_rect.height - root_rect.height - 10)) - top = (body_rect.height - root_rect.height - 10); - } - - root.style.left = left + "px"; - root.style.top = top + "px"; -} - -ContextMenu.prototype.addItem = function( name, value, options ) -{ - var that = this; - options = options || {}; - - var element = document.createElement("div"); - element.className = "litemenu-entry submenu"; - - var disabled = false; - - if(value === null) - { - element.classList.add("separator"); - //element.innerHTML = "
" - //continue; - } - else - { - element.innerHTML = value && value.title ? value.title : name; - element.value = value; - - if(value) - { - if(value.disabled) - { - disabled = true; - element.classList.add("disabled"); - } - if(value.submenu || value.has_submenu) - element.classList.add("has_submenu"); - } - - if(typeof(value) == "function") - { - element.dataset["value"] = name; - element.onclick_callback = value; - } - else - element.dataset["value"] = value; - - if(value.className) - element.className += " " + value.className; - } - - this.root.appendChild(element); - if(!disabled) - element.addEventListener("click", inner_onclick); - if(options.autoopen) - element.addEventListener("mouseenter", inner_over); - - function inner_over(e) - { - var value = this.value; - if(!value || !value.has_submenu) - return; - inner_onclick.call(this,e); - } - - //menu option clicked - function inner_onclick(e) { - var value = this.value; - var close_parent = true; - - if(that.current_submenu) - that.current_submenu.close(e); - - //global callback - if(options.callback) - { - var r = options.callback.call( this, value, options, e, that, options.node ); - if(r === true) - close_parent = false; - } - - //special cases - if(value) - { - if (value.callback && !options.ignore_item_callbacks && value.disabled !== true ) //item callback - { - var r = value.callback.call( this, value, options, e, that, options.extra ); - if(r === true) - close_parent = false; - } - if(value.submenu) - { - if(!value.submenu.options) - throw("ContextMenu submenu needs options"); - var submenu = new that.constructor( value.submenu.options, { - callback: value.submenu.callback, - event: e, - parentMenu: that, - ignore_item_callbacks: value.submenu.ignore_item_callbacks, - title: value.submenu.title, - extra: value.submenu.extra, - autoopen: options.autoopen - }); - close_parent = false; - } - } - - if(close_parent && !that.lock) - that.close(); - } - - return element; -} - -ContextMenu.prototype.close = function(e, ignore_parent_menu) -{ - if(this.root.parentNode) - this.root.parentNode.removeChild( this.root ); - if(this.parentMenu && !ignore_parent_menu) - { - this.parentMenu.lock = false; - this.parentMenu.current_submenu = null; - if( e === undefined ) - this.parentMenu.close(); - else if( e && !ContextMenu.isCursorOverElement( e, this.parentMenu.root) ) - { - ContextMenu.trigger( this.parentMenu.root, "mouseleave", e ); - } - } - if(this.current_submenu) - this.current_submenu.close(e, true); -} - -//this code is used to trigger events easily (used in the context menu mouseleave -ContextMenu.trigger = function(element, event_name, params, origin) -{ - var evt = document.createEvent( 'CustomEvent' ); - evt.initCustomEvent( event_name, true,true, params ); //canBubble, cancelable, detail - evt.srcElement = origin; - if( element.dispatchEvent ) - element.dispatchEvent( evt ); - else if( element.__events ) - element.__events.dispatchEvent( evt ); - //else nothing seems binded here so nothing to do - return evt; -} - -//returns the top most menu -ContextMenu.prototype.getTopMenu = function() -{ - if( this.options.parentMenu ) - return this.options.parentMenu.getTopMenu(); - return this; -} - -ContextMenu.prototype.getFirstEvent = function() -{ - if( this.options.parentMenu ) - return this.options.parentMenu.getFirstEvent(); - return this.options.event; -} - - - -ContextMenu.isCursorOverElement = function( event, element ) -{ - var left = event.pageX; - var top = event.pageY; - var rect = element.getBoundingClientRect(); - if(!rect) - return false; - if(top > rect.top && top < (rect.top + rect.height) && - left > rect.left && left < (rect.left + rect.width) ) - return true; - return false; -} - - - -LiteGraph.ContextMenu = ContextMenu; - -LiteGraph.closeAllContextMenus = function( ref_window ) -{ - ref_window = ref_window || window; - - var elements = ref_window.document.querySelectorAll(".litecontextmenu"); - if(!elements.length) - return; - - var result = []; - for(var i = 0; i < elements.length; i++) - result.push(elements[i]); - - for(var i in result) - { - if(result[i].close) - result[i].close(); - else if(result[i].parentNode) - result[i].parentNode.removeChild( result[i] ); - } -} - -LiteGraph.extendClass = function ( target, origin ) -{ - for(var i in origin) //copy class properties - { - if(target.hasOwnProperty(i)) - continue; - target[i] = origin[i]; - } - - if(origin.prototype) //copy prototype properties - for(var i in origin.prototype) //only enumerables - { - if(!origin.prototype.hasOwnProperty(i)) - continue; - - if(target.prototype.hasOwnProperty(i)) //avoid overwritting existing ones - continue; - - //copy getters - if(origin.prototype.__lookupGetter__(i)) - target.prototype.__defineGetter__(i, origin.prototype.__lookupGetter__(i)); - else - target.prototype[i] = origin.prototype[i]; - - //and setters - if(origin.prototype.__lookupSetter__(i)) - target.prototype.__defineSetter__(i, origin.prototype.__lookupSetter__(i)); - } -} - -//used to create nodes from wrapping functions -LiteGraph.getParameterNames = function(func) { - return (func + '') - .replace(/[/][/].*$/mg,'') // strip single-line comments - .replace(/\s+/g, '') // strip white space - .replace(/[/][*][^/*]*[*][/]/g, '') // strip multi-line comments /**/ - .split('){', 1)[0].replace(/^[^(]*[(]/, '') // extract the parameters - .replace(/=[^,]+/g, '') // strip any ES6 defaults - .split(',').filter(Boolean); // split & filter [""] -} - -Math.clamp = function(v,a,b) { return (a > v ? a : (b < v ? b : v)); } - -if( typeof(window) != "undefined" && !window["requestAnimationFrame"] ) -{ - window.requestAnimationFrame = window.webkitRequestAnimationFrame || - window.mozRequestAnimationFrame || - (function( callback ){ - window.setTimeout(callback, 1000 / 60); - }); -} - -})(this); - -if(typeof(exports) != "undefined") - exports.LiteGraph = this.LiteGraph; - -//basic nodes -(function(global){ -var LiteGraph = global.LiteGraph; - -//Constant -function Time() -{ - this.addOutput("in ms","number"); - this.addOutput("in sec","number"); -} - -Time.title = "Time"; -Time.desc = "Time"; - -Time.prototype.onExecute = function() -{ - this.setOutputData(0, this.graph.globaltime * 1000 ); - this.setOutputData(1, this.graph.globaltime ); -} - -LiteGraph.registerNodeType("basic/time", Time); - - -//Subgraph: a node that contains a graph -function Subgraph() -{ - var that = this; - this.size = [120,80]; - - //create inner graph - this.subgraph = new LGraph(); - this.subgraph._subgraph_node = this; - this.subgraph._is_subgraph = true; - - this.subgraph.onGlobalInputAdded = this.onSubgraphNewGlobalInput.bind(this); - this.subgraph.onGlobalInputRenamed = this.onSubgraphRenamedGlobalInput.bind(this); - this.subgraph.onGlobalInputTypeChanged = this.onSubgraphTypeChangeGlobalInput.bind(this); - - this.subgraph.onGlobalOutputAdded = this.onSubgraphNewGlobalOutput.bind(this); - this.subgraph.onGlobalOutputRenamed = this.onSubgraphRenamedGlobalOutput.bind(this); - this.subgraph.onGlobalOutputTypeChanged = this.onSubgraphTypeChangeGlobalOutput.bind(this); - - this.addWidget("button","Open Graph",null,function( widget, graphcanvas ){ graphcanvas.openSubgraph(that.subgraph) }); - - this.bgcolor = "#353"; -} - -Subgraph.title = "Subgraph"; -Subgraph.desc = "Graph inside a node"; - -Subgraph.prototype.onSubgraphNewGlobalInput = function(name, type) -{ - //add input to the node - this.addInput(name, type); -} - -Subgraph.prototype.onSubgraphRenamedGlobalInput = function(oldname, name) -{ - var slot = this.findInputSlot( oldname ); - if(slot == -1) - return; - var info = this.getInputInfo(slot); - info.name = name; -} - -Subgraph.prototype.onSubgraphTypeChangeGlobalInput = function(name, type) -{ - var slot = this.findInputSlot( name ); - if(slot == -1) - return; - var info = this.getInputInfo(slot); - info.type = type; -} - - -Subgraph.prototype.onSubgraphNewGlobalOutput = function(name, type) -{ - //add output to the node - this.addOutput(name, type); -} - - -Subgraph.prototype.onSubgraphRenamedGlobalOutput = function(oldname, name) -{ - var slot = this.findOutputSlot( oldname ); - if(slot == -1) - return; - var info = this.getOutputInfo(slot); - info.name = name; -} - -Subgraph.prototype.onSubgraphTypeChangeGlobalOutput = function(name, type) -{ - var slot = this.findOutputSlot( name ); - if(slot == -1) - return; - var info = this.getOutputInfo(slot); - info.type = type; -} - - -Subgraph.prototype.getExtraMenuOptions = function(graphcanvas) -{ - var that = this; - return [ {content:"Open", callback: - function() { - graphcanvas.openSubgraph( that.subgraph ); - } - }]; -} - -Subgraph.prototype.onDrawForeground = function( ctx, graphcanvas ) -{ - /* - var node = this; - ctx.globalAlpha = 0.75; - graphcanvas.guiButton( ctx, [0,this.size[1] - 20, this.size[0], 19 ], "Open", function(){ graphcanvas.openSubgraph(node.subgraph); }); - ctx.globalAlpha = 1; - */ -} - -Subgraph.prototype.onResize = function(size) -{ - size[1] += 20; -} - -Subgraph.prototype.onExecute = function() -{ - //send inputs to subgraph global inputs - if(this.inputs) - for(var i = 0; i < this.inputs.length; i++) - { - var input = this.inputs[i]; - var value = this.getInputData(i); - this.subgraph.setGlobalInputData( input.name, value ); - } - - //execute - this.subgraph.runStep(); - - //send subgraph global outputs to outputs - if(this.outputs) - for(var i = 0; i < this.outputs.length; i++) - { - var output = this.outputs[i]; - var value = this.subgraph.getGlobalOutputData( output.name ); - this.setOutputData(i, value); - } -} - -Subgraph.prototype.configure = function(o) -{ - LGraphNode.prototype.configure.call(this, o); - //this.subgraph.configure(o.graph); -} - -Subgraph.prototype.serialize = function() -{ - var data = LGraphNode.prototype.serialize.call(this); - data.subgraph = this.subgraph.serialize(); - return data; -} - -Subgraph.prototype.clone = function() -{ - var node = LiteGraph.createNode(this.type); - var data = this.serialize(); - delete data["id"]; - delete data["inputs"]; - delete data["outputs"]; - node.configure(data); - return node; -} - - -LiteGraph.registerNodeType("graph/subgraph", Subgraph ); - - -//Input for a subgraph -function GlobalInput() -{ - - //random name to avoid problems with other outputs when added - var input_name = "input_" + (Math.random()*1000).toFixed(); - - this.addOutput(input_name, null ); - - this.properties = { name: input_name, type: null }; - - var that = this; - - Object.defineProperty( this.properties, "name", { - get: function() { - return input_name; - }, - set: function(v) { - if(v == "") - return; - - var info = that.getOutputInfo(0); - if(info.name == v) - return; - info.name = v; - if(that.graph) - that.graph.renameGlobalInput(input_name, v); - input_name = v; - }, - enumerable: true - }); - - Object.defineProperty( this.properties, "type", { - get: function() { return that.outputs[0].type; }, - set: function(v) { - that.outputs[0].type = v; - if(that.graph) - that.graph.changeGlobalInputType(input_name, that.outputs[0].type); - }, - enumerable: true - }); -} - -GlobalInput.title = "Input"; -GlobalInput.desc = "Input of the graph"; - -//When added to graph tell the graph this is a new global input -GlobalInput.prototype.onAdded = function() -{ - this.graph.addGlobalInput( this.properties.name, this.properties.type ); -} - -GlobalInput.prototype.onExecute = function() -{ - var name = this.properties.name; - - //read from global input - var data = this.graph.global_inputs[name]; - if(!data) return; - - //put through output - this.setOutputData(0,data.value); -} - -LiteGraph.registerNodeType("graph/input", GlobalInput); - - - -//Output for a subgraph -function GlobalOutput() -{ - //random name to avoid problems with other outputs when added - var output_name = "output_" + (Math.random()*1000).toFixed(); - - this.addInput(output_name, null); - - this._value = null; - - this.properties = {name: output_name, type: null }; - - var that = this; - - Object.defineProperty(this.properties, "name", { - get: function() { - return output_name; - }, - set: function(v) { - if(v == "") - return; - - var info = that.getInputInfo(0); - if(info.name == v) - return; - info.name = v; - if(that.graph) - that.graph.renameGlobalOutput(output_name, v); - output_name = v; - }, - enumerable: true - }); - - Object.defineProperty(this.properties, "type", { - get: function() { return that.inputs[0].type; }, - set: function(v) { - that.inputs[0].type = v; - if(that.graph) - that.graph.changeGlobalInputType( output_name, that.inputs[0].type ); - }, - enumerable: true - }); -} - -GlobalOutput.title = "Output"; -GlobalOutput.desc = "Output of the graph"; - -GlobalOutput.prototype.onAdded = function() -{ - var name = this.graph.addGlobalOutput( this.properties.name, this.properties.type ); -} - -GlobalOutput.prototype.getValue = function() -{ - return this._value; -} - -GlobalOutput.prototype.onExecute = function() -{ - this._value = this.getInputData(0); - this.graph.setGlobalOutputData( this.properties.name, this._value ); -} - -LiteGraph.registerNodeType("graph/output", GlobalOutput); - - - -//Constant -function Constant() -{ - this.addOutput("value","number"); - this.addProperty( "value", 1.0 ); - this.editable = { property:"value", type:"number" }; -} - -Constant.title = "Const"; -Constant.desc = "Constant value"; - - -Constant.prototype.setValue = function(v) -{ - if( typeof(v) == "string") v = parseFloat(v); - this.properties["value"] = v; - this.setDirtyCanvas(true); -}; - -Constant.prototype.onExecute = function() -{ - this.setOutputData(0, parseFloat( this.properties["value"] ) ); -} - -Constant.prototype.onDrawBackground = function(ctx) -{ - //show the current value - this.outputs[0].label = this.properties["value"].toFixed(3); -} - -Constant.prototype.onWidget = function(e,widget) -{ - if(widget.name == "value") - this.setValue(widget.value); -} - -LiteGraph.registerNodeType("basic/const", Constant); - - -//Watch a value in the editor -function Watch() -{ - this.size = [60,20]; - this.addInput("value",0,{label:""}); - this.addOutput("value",0,{label:""}); - this.addProperty( "value", "" ); -} - -Watch.title = "Watch"; -Watch.desc = "Show value of input"; - -Watch.prototype.onExecute = function() -{ - this.properties.value = this.getInputData(0); - this.setOutputData(0, this.properties.value); -} - -Watch.prototype.onDrawBackground = function(ctx) -{ - //show the current value - if(this.inputs[0] && this.properties["value"] != null) - { - if (this.properties["value"].constructor === Number ) - this.inputs[0].label = this.properties["value"].toFixed(3); - else - this.inputs[0].label = String(this.properties.value); - } -} - -LiteGraph.registerNodeType("basic/watch", Watch); - -//Watch a value in the editor -function Pass() -{ - this.addInput("in",0); - this.addOutput("out",0); - this.size = [40,20]; -} - -Pass.title = "Pass"; -Pass.desc = "Allows to connect different types"; - -Pass.prototype.onExecute = function() -{ - this.setOutputData( 0, this.getInputData(0) ); -} - -LiteGraph.registerNodeType("basic/pass", Pass); - - -//Show value inside the debug console -function Console() -{ - this.mode = LiteGraph.ON_EVENT; - this.size = [60,20]; - this.addProperty( "msg", "" ); - this.addInput("log", LiteGraph.EVENT); - this.addInput("msg",0); -} - -Console.title = "Console"; -Console.desc = "Show value inside the console"; - -Console.prototype.onAction = function(action, param) -{ - if(action == "log") - console.log( param ); - else if(action == "warn") - console.warn( param ); - else if(action == "error") - console.error( param ); -} - -Console.prototype.onExecute = function() -{ - var msg = this.getInputData(1); - if(msg !== null) - this.properties.msg = msg; - console.log(msg); -} - -Console.prototype.onGetInputs = function() -{ - return [["log",LiteGraph.ACTION],["warn",LiteGraph.ACTION],["error",LiteGraph.ACTION]]; -} - -LiteGraph.registerNodeType("basic/console", Console ); - - - -//Show value inside the debug console -function NodeScript() -{ - this.size = [60,20]; - this.addProperty( "onExecute", "" ); - this.addInput("in", ""); - this.addInput("in2", ""); - this.addOutput("out", ""); - this.addOutput("out2", ""); - - this._func = null; -} - -NodeScript.title = "Script"; -NodeScript.desc = "executes a code"; - -NodeScript.widgets_info = { - "onExecute": { type:"code" } -}; - -NodeScript.prototype.onPropertyChanged = function(name,value) -{ - if(name == "onExecute" && LiteGraph.allow_scripts ) - { - this._func = null; - try - { - this._func = new Function( value ); - } - catch (err) - { - console.error("Error parsing script"); - console.error(err); - } - } -} - -NodeScript.prototype.onExecute = function() -{ - if(!this._func) - return; - - try - { - this._func.call(this); - } - catch (err) - { - console.error("Error in script"); - console.error(err); - } -} - -LiteGraph.registerNodeType("basic/script", NodeScript ); - - -})(this); +(function(global){ +// ************************************************************* +// LiteGraph CLASS ******* +// ************************************************************* + +/* FYI: links are stored in graph.links with this structure per object +{ + id: number + type: string, + origin_id: number, + origin_slot: number, + target_id: number, + target_slot: number, + data: * +}; +*/ + +/** +* The Global Scope. It contains all the registered node classes. +* +* @class LiteGraph +* @constructor +*/ + +var LiteGraph = global.LiteGraph = { + + CANVAS_GRID_SIZE: 10, + + NODE_TITLE_HEIGHT: 20, + NODE_SLOT_HEIGHT: 15, + NODE_WIDGET_HEIGHT: 20, + NODE_WIDTH: 140, + NODE_MIN_WIDTH: 50, + NODE_COLLAPSED_RADIUS: 10, + NODE_COLLAPSED_WIDTH: 80, + NODE_TITLE_COLOR: "#999", + NODE_TEXT_SIZE: 14, + NODE_TEXT_COLOR: "#AAA", + NODE_SUBTEXT_SIZE: 12, + NODE_DEFAULT_COLOR: "#333", + NODE_DEFAULT_BGCOLOR: "#444", + NODE_DEFAULT_BOXCOLOR: "#666", + NODE_DEFAULT_SHAPE: "box", + DEFAULT_SHADOW_COLOR: "rgba(0,0,0,0.5)", + + LINK_COLOR: "#AAD", + EVENT_LINK_COLOR: "#F85", + CONNECTING_LINK_COLOR: "#AFA", + + MAX_NUMBER_OF_NODES: 1000, //avoid infinite loops + DEFAULT_POSITION: [100,100],//default node position + VALID_SHAPES: ["default","box","round","card"], //,"circle" + + //shapes are used for nodes but also for slots + BOX_SHAPE: 1, + ROUND_SHAPE: 2, + CIRCLE_SHAPE: 3, + CARD_SHAPE: 4, + ARROW_SHAPE: 5, + + //enums + INPUT: 1, + OUTPUT: 2, + + EVENT: -1, //for outputs + ACTION: -1, //for inputs + + ALWAYS: 0, + ON_EVENT: 1, + NEVER: 2, + ON_TRIGGER: 3, + + UP: 1, + DOWN:2, + LEFT:3, + RIGHT:4, + CENTER:5, + + NORMAL_TITLE: 0, + NO_TITLE: 1, + TRANSPARENT_TITLE: 2, + AUTOHIDE_TITLE: 3, + + proxy: null, //used to redirect calls + node_images_path: "", + + debug: false, + throw_errors: true, + allow_scripts: true, + registered_node_types: {}, //nodetypes by string + node_types_by_file_extension: {}, //used for droping files in the canvas + Nodes: {}, //node types by classname + + /** + * Register a node class so it can be listed when the user wants to create a new one + * @method registerNodeType + * @param {String} type name of the node and path + * @param {Class} base_class class containing the structure of a node + */ + + registerNodeType: function(type, base_class) + { + if(!base_class.prototype) + throw("Cannot register a simple object, it must be a class with a prototype"); + base_class.type = type; + + if(LiteGraph.debug) + console.log("Node registered: " + type); + + var categories = type.split("/"); + var classname = base_class.name; + + var pos = type.lastIndexOf("/"); + base_class.category = type.substr(0,pos); + + if(!base_class.title) + base_class.title = classname; + //info.name = name.substr(pos+1,name.length - pos); + + //extend class + if(base_class.prototype) //is a class + for(var i in LGraphNode.prototype) + if(!base_class.prototype[i]) + base_class.prototype[i] = LGraphNode.prototype[i]; + + Object.defineProperty( base_class.prototype, "shape",{ + set: function(v) { + switch(v) + { + case "default": delete this._shape; break; + case "box": this._shape = LiteGraph.BOX_SHAPE; break; + case "round": this._shape = LiteGraph.ROUND_SHAPE; break; + case "circle": this._shape = LiteGraph.CIRCLE_SHAPE; break; + case "card": this._shape = LiteGraph.CARD_SHAPE; break; + default: + this._shape = v; + } + }, + get: function(v) + { + return this._shape; + }, + enumerable: true + }); + + this.registered_node_types[ type ] = base_class; + if(base_class.constructor.name) + this.Nodes[ classname ] = base_class; + + //warnings + if(base_class.prototype.onPropertyChange) + console.warn("LiteGraph node class " + type + " has onPropertyChange method, it must be called onPropertyChanged with d at the end"); + + if( base_class.supported_extensions ) + { + for(var i in base_class.supported_extensions ) + this.node_types_by_file_extension[ base_class.supported_extensions[i].toLowerCase() ] = base_class; + } + }, + + /** + * Create a new node type by passing a function, it wraps it with a propper class and generates inputs according to the parameters of the function. + * Useful to wrap simple methods that do not require properties, and that only process some input to generate an output. + * @method wrapFunctionAsNode + * @param {String} name node name with namespace (p.e.: 'math/sum') + * @param {Function} func + * @param {Array} param_types [optional] an array containing the type of every parameter, otherwise parameters will accept any type + * @param {String} return_type [optional] string with the return type, otherwise it will be generic + */ + wrapFunctionAsNode: function( name, func, param_types, return_type ) + { + var params = Array(func.length); + var code = ""; + var names = LiteGraph.getParameterNames( func ); + for(var i = 0; i < names.length; ++i) + code += "this.addInput('"+names[i]+"',"+(param_types && param_types[i] ? "'" + param_types[i] + "'" : "0") + ");\n"; + code += "this.addOutput('out',"+( return_type ? "'" + return_type + "'" : 0 )+");\n"; + var classobj = Function(code); + classobj.title = name.split("/").pop(); + classobj.desc = "Generated from " + func.name; + classobj.prototype.onExecute = function onExecute() + { + for(var i = 0; i < params.length; ++i) + params[i] = this.getInputData(i); + var r = func.apply( this, params ); + this.setOutputData(0,r); + } + this.registerNodeType( name, classobj ); + }, + + /** + * Adds this method to all nodetypes, existing and to be created + * (You can add it to LGraphNode.prototype but then existing node types wont have it) + * @method addNodeMethod + * @param {Function} func + */ + addNodeMethod: function( name, func ) + { + LGraphNode.prototype[name] = func; + for(var i in this.registered_node_types) + { + var type = this.registered_node_types[i]; + if(type.prototype[name]) + type.prototype["_" + name] = type.prototype[name]; //keep old in case of replacing + type.prototype[name] = func; + } + }, + + /** + * Create a node of a given type with a name. The node is not attached to any graph yet. + * @method createNode + * @param {String} type full name of the node class. p.e. "math/sin" + * @param {String} name a name to distinguish from other nodes + * @param {Object} options to set options + */ + + createNode: function( type, title, options ) + { + var base_class = this.registered_node_types[type]; + if (!base_class) + { + if(LiteGraph.debug) + console.log("GraphNode type \"" + type + "\" not registered."); + return null; + } + + var prototype = base_class.prototype || base_class; + + title = title || base_class.title || type; + + var node = new base_class( title ); + node.type = type; + + if(!node.title && title) node.title = title; + if(!node.properties) node.properties = {}; + if(!node.properties_info) node.properties_info = []; + if(!node.flags) node.flags = {}; + if(!node.size) node.size = node.computeSize(); + if(!node.pos) node.pos = LiteGraph.DEFAULT_POSITION.concat(); + if(!node.mode) node.mode = LiteGraph.ALWAYS; + + //extra options + if(options) + { + for(var i in options) + node[i] = options[i]; + } + + return node; + }, + + /** + * Returns a registered node type with a given name + * @method getNodeType + * @param {String} type full name of the node class. p.e. "math/sin" + * @return {Class} the node class + */ + + getNodeType: function(type) + { + return this.registered_node_types[type]; + }, + + + /** + * Returns a list of node types matching one category + * @method getNodeType + * @param {String} category category name + * @return {Array} array with all the node classes + */ + + getNodeTypesInCategory: function( category, filter ) + { + var r = []; + for(var i in this.registered_node_types) + { + var type = this.registered_node_types[i]; + if(filter && type.filter && type.filter != filter) + continue; + + if(category == "" ) + { + if (type.category == null) + r.push(type); + } + else if (type.category == category) + r.push(type); + } + + return r; + }, + + /** + * Returns a list with all the node type categories + * @method getNodeTypesCategories + * @return {Array} array with all the names of the categories + */ + + getNodeTypesCategories: function() + { + var categories = {"":1}; + for(var i in this.registered_node_types) + if(this.registered_node_types[i].category && !this.registered_node_types[i].skip_list) + categories[ this.registered_node_types[i].category ] = 1; + var result = []; + for(var i in categories) + result.push(i); + return result; + }, + + //debug purposes: reloads all the js scripts that matches a wilcard + reloadNodes: function (folder_wildcard) + { + var tmp = document.getElementsByTagName("script"); + //weird, this array changes by its own, so we use a copy + var script_files = []; + for(var i in tmp) + script_files.push(tmp[i]); + + + var docHeadObj = document.getElementsByTagName("head")[0]; + folder_wildcard = document.location.href + folder_wildcard; + + for(var i in script_files) + { + var src = script_files[i].src; + if( !src || src.substr(0,folder_wildcard.length ) != folder_wildcard) + continue; + + try + { + if(LiteGraph.debug) + console.log("Reloading: " + src); + var dynamicScript = document.createElement("script"); + dynamicScript.type = "text/javascript"; + dynamicScript.src = src; + docHeadObj.appendChild(dynamicScript); + docHeadObj.removeChild(script_files[i]); + } + catch (err) + { + if(LiteGraph.throw_errors) + throw err; + if(LiteGraph.debug) + console.log("Error while reloading " + src); + } + } + + if(LiteGraph.debug) + console.log("Nodes reloaded"); + }, + + //separated just to improve if it doesnt work + cloneObject: function(obj, target) + { + if(obj == null) return null; + var r = JSON.parse( JSON.stringify( obj ) ); + if(!target) return r; + + for(var i in r) + target[i] = r[i]; + return target; + }, + + isValidConnection: function( type_a, type_b ) + { + if( !type_a || //generic output + !type_b || //generic input + type_a == type_b || //same type (is valid for triggers) + type_a == LiteGraph.EVENT && type_b == LiteGraph.ACTION ) + return true; + + // Enforce string type to handle toLowerCase call (-1 number not ok) + type_a = String(type_a); + type_b = String(type_b); + type_a = type_a.toLowerCase(); + type_b = type_b.toLowerCase(); + + // For nodes supporting multiple connection types + if( type_a.indexOf(",") == -1 && type_b.indexOf(",") == -1 ) + return type_a == type_b; + + // Check all permutations to see if one is valid + var supported_types_a = type_a.split(","); + var supported_types_b = type_b.split(","); + for(var i = 0; i < supported_types_a.length; ++i) + for(var j = 0; j < supported_types_b.length; ++j) + if( supported_types_a[i] == supported_types_b[j] ) + return true; + + return false; + } +}; + +//timer that works everywhere +if(typeof(performance) != "undefined") + LiteGraph.getTime = performance.now.bind(performance); +else if(typeof(Date) != "undefined" && Date.now) + LiteGraph.getTime = Date.now.bind(Date); +else if(typeof(process) != "undefined") + LiteGraph.getTime = function(){ + var t = process.hrtime(); + return t[0]*0.001 + t[1]*(1e-6); + } +else + LiteGraph.getTime = function getTime() { return (new Date).getTime(); } + + + + + + +//********************************************************************************* +// LGraph CLASS +//********************************************************************************* + +/** +* LGraph is the class that contain a full graph. We instantiate one and add nodes to it, and then we can run the execution loop. +* +* @class LGraph +* @constructor +* @param {Object} o data from previous serialization [optional] +*/ + +function LGraph( o ) +{ + if (LiteGraph.debug) + console.log("Graph created"); + this.list_of_graphcanvas = null; + this.clear(); + + if(o) + this.configure(o); +} + +global.LGraph = LiteGraph.LGraph = LGraph; + +//default supported types +LGraph.supported_types = ["number","string","boolean"]; + +//used to know which types of connections support this graph (some graphs do not allow certain types) +LGraph.prototype.getSupportedTypes = function() { return this.supported_types || LGraph.supported_types; } + +LGraph.STATUS_STOPPED = 1; +LGraph.STATUS_RUNNING = 2; + +/** +* Removes all nodes from this graph +* @method clear +*/ + +LGraph.prototype.clear = function() +{ + this.stop(); + this.status = LGraph.STATUS_STOPPED; + + this.last_node_id = 1; + this.last_link_id = 1; + + this._version = -1; //used to detect changes + + //nodes + this._nodes = []; + this._nodes_by_id = {}; + this._nodes_in_order = []; //nodes that are executable sorted in execution order + this._nodes_executable = null; //nodes that contain onExecute + + //other scene stuff + this._groups = []; + + //links + this.links = {}; //container with all the links + + //iterations + this.iteration = 0; + + //custom data + this.config = {}; + + //timing + this.globaltime = 0; + this.runningtime = 0; + this.fixedtime = 0; + this.fixedtime_lapse = 0.01; + this.elapsed_time = 0.01; + this.last_update_time = 0; + this.starttime = 0; + + this.catch_errors = true; + + //subgraph_data + this.global_inputs = {}; + this.global_outputs = {}; + + //notify canvas to redraw + this.change(); + + this.sendActionToCanvas("clear"); +} + +/** +* Attach Canvas to this graph +* @method attachCanvas +* @param {GraphCanvas} graph_canvas +*/ + +LGraph.prototype.attachCanvas = function(graphcanvas) +{ + if(graphcanvas.constructor != LGraphCanvas) + throw("attachCanvas expects a LGraphCanvas instance"); + if(graphcanvas.graph && graphcanvas.graph != this) + graphcanvas.graph.detachCanvas( graphcanvas ); + + graphcanvas.graph = this; + if(!this.list_of_graphcanvas) + this.list_of_graphcanvas = []; + this.list_of_graphcanvas.push(graphcanvas); +} + +/** +* Detach Canvas from this graph +* @method detachCanvas +* @param {GraphCanvas} graph_canvas +*/ +LGraph.prototype.detachCanvas = function(graphcanvas) +{ + if(!this.list_of_graphcanvas) + return; + + var pos = this.list_of_graphcanvas.indexOf( graphcanvas ); + if(pos == -1) + return; + graphcanvas.graph = null; + this.list_of_graphcanvas.splice(pos,1); +} + +/** +* Starts running this graph every interval milliseconds. +* @method start +* @param {number} interval amount of milliseconds between executions, default is 1 +*/ + +LGraph.prototype.start = function(interval) +{ + if( this.status == LGraph.STATUS_RUNNING ) + return; + this.status = LGraph.STATUS_RUNNING; + + if(this.onPlayEvent) + this.onPlayEvent(); + + this.sendEventToAllNodes("onStart"); + + //launch + this.starttime = LiteGraph.getTime(); + this.last_update_time = this.starttime; + interval = interval || 1; + var that = this; + + this.execution_timer_id = setInterval( function() { + //execute + that.runStep(1, !this.catch_errors ); + },interval); +} + +/** +* Stops the execution loop of the graph +* @method stop execution +*/ + +LGraph.prototype.stop = function() +{ + if( this.status == LGraph.STATUS_STOPPED ) + return; + + this.status = LGraph.STATUS_STOPPED; + + if(this.onStopEvent) + this.onStopEvent(); + + if(this.execution_timer_id != null) + clearInterval(this.execution_timer_id); + this.execution_timer_id = null; + + this.sendEventToAllNodes("onStop"); +} + +/** +* Run N steps (cycles) of the graph +* @method runStep +* @param {number} num number of steps to run, default is 1 +*/ + +LGraph.prototype.runStep = function( num, do_not_catch_errors ) +{ + num = num || 1; + + var start = LiteGraph.getTime(); + this.globaltime = 0.001 * (start - this.starttime); + + var nodes = this._nodes_executable ? this._nodes_executable : this._nodes; + if(!nodes) + return; + + if( do_not_catch_errors ) + { + //iterations + for(var i = 0; i < num; i++) + { + for( var j = 0, l = nodes.length; j < l; ++j ) + { + var node = nodes[j]; + if( node.mode == LiteGraph.ALWAYS && node.onExecute ) + node.onExecute(); + } + + this.fixedtime += this.fixedtime_lapse; + if( this.onExecuteStep ) + this.onExecuteStep(); + } + + if( this.onAfterExecute ) + this.onAfterExecute(); + } + else + { + try + { + //iterations + for(var i = 0; i < num; i++) + { + for( var j = 0, l = nodes.length; j < l; ++j ) + { + var node = nodes[j]; + if( node.mode == LiteGraph.ALWAYS && node.onExecute ) + node.onExecute(); + } + + this.fixedtime += this.fixedtime_lapse; + if( this.onExecuteStep ) + this.onExecuteStep(); + } + + if( this.onAfterExecute ) + this.onAfterExecute(); + this.errors_in_execution = false; + } + catch (err) + { + this.errors_in_execution = true; + if(LiteGraph.throw_errors) + throw err; + if(LiteGraph.debug) + console.log("Error during execution: " + err); + this.stop(); + } + } + + var now = LiteGraph.getTime(); + var elapsed = now - start; + if (elapsed == 0) + elapsed = 1; + this.execution_time = 0.001 * elapsed; + this.globaltime += 0.001 * elapsed; + this.iteration += 1; + this.elapsed_time = (now - this.last_update_time) * 0.001; + this.last_update_time = now; +} + +/** +* Updates the graph execution order according to relevance of the nodes (nodes with only outputs have more relevance than +* nodes with only inputs. +* @method updateExecutionOrder +*/ +LGraph.prototype.updateExecutionOrder = function() +{ + this._nodes_in_order = this.computeExecutionOrder( false ); + this._nodes_executable = []; + for(var i = 0; i < this._nodes_in_order.length; ++i) + if( this._nodes_in_order[i].onExecute ) + this._nodes_executable.push( this._nodes_in_order[i] ); +} + +//This is more internal, it computes the order and returns it +LGraph.prototype.computeExecutionOrder = function( only_onExecute, set_level ) +{ + var L = []; + var S = []; + var M = {}; + var visited_links = {}; //to avoid repeating links + var remaining_links = {}; //to a + + //search for the nodes without inputs (starting nodes) + for (var i = 0, l = this._nodes.length; i < l; ++i) + { + var node = this._nodes[i]; + if( only_onExecute && !node.onExecute ) + continue; + + M[node.id] = node; //add to pending nodes + + var num = 0; //num of input connections + if(node.inputs) + for(var j = 0, l2 = node.inputs.length; j < l2; j++) + if(node.inputs[j] && node.inputs[j].link != null) + num += 1; + + if(num == 0) //is a starting node + { + S.push(node); + if(set_level) + node._level = 1; + } + else //num of input links + { + if(set_level) + node._level = 0; + remaining_links[node.id] = num; + } + } + + while(true) + { + if(S.length == 0) + break; + + //get an starting node + var node = S.shift(); + L.push(node); //add to ordered list + delete M[node.id]; //remove from the pending nodes + + if(!node.outputs) + continue; + + //for every output + for(var i = 0; i < node.outputs.length; i++) + { + var output = node.outputs[i]; + //not connected + if(output == null || output.links == null || output.links.length == 0) + continue; + + //for every connection + for(var j = 0; j < output.links.length; j++) + { + var link_id = output.links[j]; + var link = this.links[link_id]; + if(!link) + continue; + + //already visited link (ignore it) + if(visited_links[ link.id ]) + continue; + + var target_node = this.getNodeById( link.target_id ); + if(target_node == null) + { + visited_links[ link.id ] = true; + continue; + } + + if(set_level && (!target_node._level || target_node._level <= node._level)) + target_node._level = node._level + 1; + + visited_links[link.id] = true; //mark as visited + remaining_links[target_node.id] -= 1; //reduce the number of links remaining + if (remaining_links[ target_node.id ] == 0) + S.push(target_node); //if no more links, then add to starters array + } + } + } + + //the remaining ones (loops) + for(var i in M) + L.push( M[i] ); + + if( L.length != this._nodes.length && LiteGraph.debug ) + console.warn("something went wrong, nodes missing"); + + var l = L.length; + + //save order number in the node + for(var i = 0; i < l; ++i) + L[i].order = i; + + //sort now by priority + L = L.sort(function(A,B){ + var Ap = A.constructor.priority || A.priority || 0; + var Bp = B.constructor.priority || B.priority || 0; + if(Ap == Bp) + return A.order - B.order; + return Ap - Bp; + }); + + //save order number in the node, again... + for(var i = 0; i < l; ++i) + L[i].order = i; + + return L; +} + +/** +* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively. +* It doesnt include the node itself +* @method getAncestors +* @return {Array} an array with all the LGraphNodes that affect this node, in order of execution +*/ +LGraph.prototype.getAncestors = function( node ) +{ + var ancestors = []; + var pending = [node]; + var visited = {}; + + while (pending.length) + { + var current = pending.shift(); + if(!current.inputs) + continue; + if( !visited[ current.id ] && current != node ) + { + visited[ current.id ] = true; + ancestors.push( current ); + } + + for(var i = 0; i < current.inputs.length;++i) + { + var input = current.getInputNode(i); + if( input && ancestors.indexOf( input ) == -1) + { + pending.push( input ); + } + } + } + + ancestors.sort(function(a,b){ return a.order - b.order;}); + return ancestors; +} + +/** +* Positions every node in a more readable manner +* @method arrange +*/ +LGraph.prototype.arrange = function( margin ) +{ + margin = margin || 40; + + var nodes = this.computeExecutionOrder( false, true ); + var columns = []; + for(var i = 0; i < nodes.length; ++i) + { + var node = nodes[i]; + var col = node._level || 1; + if(!columns[col]) + columns[col] = []; + columns[col].push( node ); + } + + var x = margin; + + for(var i = 0; i < columns.length; ++i) + { + var column = columns[i]; + if(!column) + continue; + var max_size = 100; + var y = margin; + for(var j = 0; j < column.length; ++j) + { + var node = column[j]; + node.pos[0] = x; + node.pos[1] = y; + if(node.size[0] > max_size) + max_size = node.size[0]; + y += node.size[1] + margin; + } + x += max_size + margin; + } + + this.setDirtyCanvas(true,true); +} + + +/** +* Returns the amount of time the graph has been running in milliseconds +* @method getTime +* @return {number} number of milliseconds the graph has been running +*/ +LGraph.prototype.getTime = function() +{ + return this.globaltime; +} + +/** +* Returns the amount of time accumulated using the fixedtime_lapse var. This is used in context where the time increments should be constant +* @method getFixedTime +* @return {number} number of milliseconds the graph has been running +*/ + +LGraph.prototype.getFixedTime = function() +{ + return this.fixedtime; +} + +/** +* Returns the amount of time it took to compute the latest iteration. Take into account that this number could be not correct +* if the nodes are using graphical actions +* @method getElapsedTime +* @return {number} number of milliseconds it took the last cycle +*/ + +LGraph.prototype.getElapsedTime = function() +{ + return this.elapsed_time; +} + +/** +* Sends an event to all the nodes, useful to trigger stuff +* @method sendEventToAllNodes +* @param {String} eventname the name of the event (function to be called) +* @param {Array} params parameters in array format +*/ + +LGraph.prototype.sendEventToAllNodes = function( eventname, params, mode ) +{ + mode = mode || LiteGraph.ALWAYS; + + var nodes = this._nodes_in_order ? this._nodes_in_order : this._nodes; + if(!nodes) + return; + + for( var j = 0, l = nodes.length; j < l; ++j ) + { + var node = nodes[j]; + if(node[eventname] && node.mode == mode ) + { + if(params === undefined) + node[eventname](); + else if(params && params.constructor === Array) + node[eventname].apply( node, params ); + else + node[eventname](params); + } + } +} + +LGraph.prototype.sendActionToCanvas = function(action, params) +{ + if(!this.list_of_graphcanvas) + return; + + for(var i = 0; i < this.list_of_graphcanvas.length; ++i) + { + var c = this.list_of_graphcanvas[i]; + if( c[action] ) + c[action].apply(c, params); + } +} + +/** +* Adds a new node instasnce to this graph +* @method add +* @param {LGraphNode} node the instance of the node +*/ + +LGraph.prototype.add = function( node, skip_compute_order) +{ + if(!node) + return; + + //groups + if( node.constructor === LGraphGroup ) + { + this._groups.push( node ); + this.setDirtyCanvas(true); + this.change(); + node.graph = this; + this._version++; + return; + } + + //nodes + if(node.id != -1 && this._nodes_by_id[node.id] != null) + { + console.warn("LiteGraph: there is already a node with this ID, changing it"); + node.id = ++this.last_node_id; + } + + if(this._nodes.length >= LiteGraph.MAX_NUMBER_OF_NODES) + throw("LiteGraph: max number of nodes in a graph reached"); + + //give him an id + if(node.id == null || node.id == -1) + node.id = ++this.last_node_id; + else if (this.last_node_id < node.id) + this.last_node_id = node.id; + + + node.graph = this; + this._version++; + + this._nodes.push(node); + this._nodes_by_id[node.id] = node; + + if(node.onAdded) + node.onAdded( this ); + + if(this.config.align_to_grid) + node.alignToGrid(); + + if(!skip_compute_order) + this.updateExecutionOrder(); + + if(this.onNodeAdded) + this.onNodeAdded(node); + + + this.setDirtyCanvas(true); + this.change(); + + return node; //to chain actions +} + +/** +* Removes a node from the graph +* @method remove +* @param {LGraphNode} node the instance of the node +*/ + +LGraph.prototype.remove = function(node) +{ + if(node.constructor === LiteGraph.LGraphGroup) + { + var index = this._groups.indexOf(node); + if(index != -1) + this._groups.splice(index,1); + node.graph = null; + this._version++; + this.setDirtyCanvas(true,true); + this.change(); + return; + } + + if(this._nodes_by_id[node.id] == null) + return; //not found + + if(node.ignore_remove) + return; //cannot be removed + + //disconnect inputs + if(node.inputs) + for(var i = 0; i < node.inputs.length; i++) + { + var slot = node.inputs[i]; + if(slot.link != null) + node.disconnectInput(i); + } + + //disconnect outputs + if(node.outputs) + for(var i = 0; i < node.outputs.length; i++) + { + var slot = node.outputs[i]; + if(slot.links != null && slot.links.length) + node.disconnectOutput(i); + } + + //node.id = -1; //why? + + //callback + if(node.onRemoved) + node.onRemoved(); + + node.graph = null; + this._version++; + + //remove from canvas render + if(this.list_of_graphcanvas) + { + for(var i = 0; i < this.list_of_graphcanvas.length; ++i) + { + var canvas = this.list_of_graphcanvas[i]; + if(canvas.selected_nodes[node.id]) + delete canvas.selected_nodes[node.id]; + if(canvas.node_dragged == node) + canvas.node_dragged = null; + } + } + + //remove from containers + var pos = this._nodes.indexOf(node); + if(pos != -1) + this._nodes.splice(pos,1); + delete this._nodes_by_id[node.id]; + + if(this.onNodeRemoved) + this.onNodeRemoved(node); + + this.setDirtyCanvas(true,true); + this.change(); + + this.updateExecutionOrder(); +} + +/** +* Returns a node by its id. +* @method getNodeById +* @param {Number} id +*/ + +LGraph.prototype.getNodeById = function( id ) +{ + if( id == null ) + return null; + return this._nodes_by_id[ id ]; +} + +/** +* Returns a list of nodes that matches a class +* @method findNodesByClass +* @param {Class} classObject the class itself (not an string) +* @return {Array} a list with all the nodes of this type +*/ + +LGraph.prototype.findNodesByClass = function(classObject) +{ + var r = []; + for(var i = 0, l = this._nodes.length; i < l; ++i) + if(this._nodes[i].constructor === classObject) + r.push(this._nodes[i]); + return r; +} + +/** +* Returns a list of nodes that matches a type +* @method findNodesByType +* @param {String} type the name of the node type +* @return {Array} a list with all the nodes of this type +*/ + +LGraph.prototype.findNodesByType = function(type) +{ + var type = type.toLowerCase(); + var r = []; + for(var i = 0, l = this._nodes.length; i < l; ++i) + if(this._nodes[i].type.toLowerCase() == type ) + r.push(this._nodes[i]); + return r; +} + +/** +* Returns a list of nodes that matches a name +* @method findNodesByTitle +* @param {String} name the name of the node to search +* @return {Array} a list with all the nodes with this name +*/ + +LGraph.prototype.findNodesByTitle = function(title) +{ + var result = []; + for(var i = 0, l = this._nodes.length; i < l; ++i) + if(this._nodes[i].title == title) + result.push(this._nodes[i]); + return result; +} + +/** +* Returns the top-most node in this position of the canvas +* @method getNodeOnPos +* @param {number} x the x coordinate in canvas space +* @param {number} y the y coordinate in canvas space +* @param {Array} nodes_list a list with all the nodes to search from, by default is all the nodes in the graph +* @return {LGraphNode} the node at this position or null +*/ +LGraph.prototype.getNodeOnPos = function(x,y, nodes_list) +{ + nodes_list = nodes_list || this._nodes; + for (var i = nodes_list.length - 1; i >= 0; i--) + { + var n = nodes_list[i]; + if(n.isPointInside( x, y, 2 )) + return n; + } + return null; +} + +/** +* Returns the top-most group in that position +* @method getGroupOnPos +* @param {number} x the x coordinate in canvas space +* @param {number} y the y coordinate in canvas space +* @return {LGraphGroup} the group or null +*/ +LGraph.prototype.getGroupOnPos = function(x,y) +{ + for (var i = this._groups.length - 1; i >= 0; i--) + { + var g = this._groups[i]; + if(g.isPointInside( x, y, 2 )) + return g; + } + return null; +} + +// ********** GLOBALS ***************** + +/** +* Tell this graph it has a global graph input of this type +* @method addGlobalInput +* @param {String} name +* @param {String} type +* @param {*} value [optional] +*/ +LGraph.prototype.addGlobalInput = function(name, type, value) +{ + this.global_inputs[name] = { name: name, type: type, value: value }; + this._version++; + + if(this.onGlobalInputAdded) + this.onGlobalInputAdded(name, type); + + if(this.onGlobalsChange) + this.onGlobalsChange(); +} + +/** +* Assign a data to the global graph input +* @method setGlobalInputData +* @param {String} name +* @param {*} data +*/ +LGraph.prototype.setGlobalInputData = function(name, data) +{ + var input = this.global_inputs[name]; + if (!input) + return; + input.value = data; +} + +/** +* Assign a data to the global graph input (same as setGlobalInputData) +* @method setInputData +* @param {String} name +* @param {*} data +*/ +LGraph.prototype.setInputData = LGraph.prototype.setGlobalInputData; + + +/** +* Returns the current value of a global graph input +* @method getGlobalInputData +* @param {String} name +* @return {*} the data +*/ +LGraph.prototype.getGlobalInputData = function(name) +{ + var input = this.global_inputs[name]; + if (!input) + return null; + return input.value; +} + +/** +* Changes the name of a global graph input +* @method renameGlobalInput +* @param {String} old_name +* @param {String} new_name +*/ +LGraph.prototype.renameGlobalInput = function(old_name, name) +{ + if(name == old_name) + return; + + if(!this.global_inputs[old_name]) + return false; + + if(this.global_inputs[name]) + { + console.error("there is already one input with that name"); + return false; + } + + this.global_inputs[name] = this.global_inputs[old_name]; + delete this.global_inputs[old_name]; + this._version++; + + if(this.onGlobalInputRenamed) + this.onGlobalInputRenamed(old_name, name); + + if(this.onGlobalsChange) + this.onGlobalsChange(); +} + +/** +* Changes the type of a global graph input +* @method changeGlobalInputType +* @param {String} name +* @param {String} type +*/ +LGraph.prototype.changeGlobalInputType = function(name, type) +{ + if(!this.global_inputs[name]) + return false; + + if(this.global_inputs[name].type && this.global_inputs[name].type.toLowerCase() == type.toLowerCase() ) + return; + + this.global_inputs[name].type = type; + this._version++; + if(this.onGlobalInputTypeChanged) + this.onGlobalInputTypeChanged(name, type); +} + +/** +* Removes a global graph input +* @method removeGlobalInput +* @param {String} name +* @param {String} type +*/ +LGraph.prototype.removeGlobalInput = function(name) +{ + if(!this.global_inputs[name]) + return false; + + delete this.global_inputs[name]; + this._version++; + + if(this.onGlobalInputRemoved) + this.onGlobalInputRemoved(name); + + if(this.onGlobalsChange) + this.onGlobalsChange(); + return true; +} + +/** +* Creates a global graph output +* @method addGlobalOutput +* @param {String} name +* @param {String} type +* @param {*} value +*/ +LGraph.prototype.addGlobalOutput = function(name, type, value) +{ + this.global_outputs[name] = { name: name, type: type, value: value }; + this._version++; + + if(this.onGlobalOutputAdded) + this.onGlobalOutputAdded(name, type); + + if(this.onGlobalsChange) + this.onGlobalsChange(); +} + +/** +* Assign a data to the global output +* @method setGlobalOutputData +* @param {String} name +* @param {String} value +*/ +LGraph.prototype.setGlobalOutputData = function(name, value) +{ + var output = this.global_outputs[ name ]; + if (!output) + return; + output.value = value; +} + +/** +* Returns the current value of a global graph output +* @method getGlobalOutputData +* @param {String} name +* @return {*} the data +*/ +LGraph.prototype.getGlobalOutputData = function(name) +{ + var output = this.global_outputs[name]; + if (!output) + return null; + return output.value; +} + +/** +* Returns the current value of a global graph output (sames as getGlobalOutputData) +* @method getOutputData +* @param {String} name +* @return {*} the data +*/ +LGraph.prototype.getOutputData = LGraph.prototype.getGlobalOutputData; + + +/** +* Renames a global graph output +* @method renameGlobalOutput +* @param {String} old_name +* @param {String} new_name +*/ +LGraph.prototype.renameGlobalOutput = function(old_name, name) +{ + if(!this.global_outputs[old_name]) + return false; + + if(this.global_outputs[name]) + { + console.error("there is already one output with that name"); + return false; + } + + this.global_outputs[name] = this.global_outputs[old_name]; + delete this.global_outputs[old_name]; + this._version++; + + if(this.onGlobalOutputRenamed) + this.onGlobalOutputRenamed(old_name, name); + + if(this.onGlobalsChange) + this.onGlobalsChange(); +} + +/** +* Changes the type of a global graph output +* @method changeGlobalOutputType +* @param {String} name +* @param {String} type +*/ +LGraph.prototype.changeGlobalOutputType = function(name, type) +{ + if(!this.global_outputs[name]) + return false; + + if(this.global_outputs[name].type && this.global_outputs[name].type.toLowerCase() == type.toLowerCase() ) + return; + + this.global_outputs[name].type = type; + this._version++; + if(this.onGlobalOutputTypeChanged) + this.onGlobalOutputTypeChanged(name, type); +} + +/** +* Removes a global graph output +* @method removeGlobalOutput +* @param {String} name +*/ +LGraph.prototype.removeGlobalOutput = function(name) +{ + if(!this.global_outputs[name]) + return false; + delete this.global_outputs[name]; + this._version++; + + if(this.onGlobalOutputRemoved) + this.onGlobalOutputRemoved(name); + + if(this.onGlobalsChange) + this.onGlobalsChange(); + return true; +} + +LGraph.prototype.triggerInput = function(name,value) +{ + var nodes = this.findNodesByTitle(name); + for(var i = 0; i < nodes.length; ++i) + nodes[i].onTrigger(value); +} + +LGraph.prototype.setCallback = function(name,func) +{ + var nodes = this.findNodesByTitle(name); + for(var i = 0; i < nodes.length; ++i) + nodes[i].setTrigger(func); +} + + +LGraph.prototype.connectionChange = function( node ) +{ + this.updateExecutionOrder(); + if( this.onConnectionChange ) + this.onConnectionChange( node ); + this._version++; + this.sendActionToCanvas("onConnectionChange"); +} + +/** +* returns if the graph is in live mode +* @method isLive +*/ + +LGraph.prototype.isLive = function() +{ + if(!this.list_of_graphcanvas) + return false; + + for(var i = 0; i < this.list_of_graphcanvas.length; ++i) + { + var c = this.list_of_graphcanvas[i]; + if(c.live_mode) + return true; + } + return false; +} + +/* Called when something visually changed (not the graph!) */ +LGraph.prototype.change = function() +{ + if(LiteGraph.debug) + console.log("Graph changed"); + this.sendActionToCanvas("setDirty",[true,true]); + if(this.on_change) + this.on_change(this); +} + +LGraph.prototype.setDirtyCanvas = function(fg,bg) +{ + this.sendActionToCanvas("setDirty",[fg,bg]); +} + +//save and recover app state *************************************** +/** +* Creates a Object containing all the info about this graph, it can be serialized +* @method serialize +* @return {Object} value of the node +*/ +LGraph.prototype.serialize = function() +{ + var nodes_info = []; + for(var i = 0, l = this._nodes.length; i < l; ++i) + nodes_info.push( this._nodes[i].serialize() ); + + //pack link info into a non-verbose format + var links = []; + for(var i in this.links) //links is an OBJECT + { + var link = this.links[i]; + links.push([ link.id, link.origin_id, link.origin_slot, link.target_id, link.target_slot, link.type ]); + } + + var groups_info = []; + for(var i = 0; i < this._groups.length; ++i) + groups_info.push( this._groups[i].serialize() ); + + var data = { + last_node_id: this.last_node_id, + last_link_id: this.last_link_id, + nodes: nodes_info, + links: links, + groups: groups_info, + config: this.config + }; + + return data; +} + + +/** +* Configure a graph from a JSON string +* @method configure +* @param {String} str configure a graph from a JSON string +* @param {Boolean} returns if there was any error parsing +*/ +LGraph.prototype.configure = function( data, keep_old ) +{ + if(!data) + return; + + if(!keep_old) + this.clear(); + + var nodes = data.nodes; + + //decode links info (they are very verbose) + if(data.links && data.links.constructor === Array) + { + var links = []; + for(var i = 0; i < data.links.length; ++i) + { + var link = data.links[i]; + links[ link[0] ] = { id: link[0], origin_id: link[1], origin_slot: link[2], target_id: link[3], target_slot: link[4], type: link[5] }; + } + data.links = links; + } + + //copy all stored fields + for (var i in data) + this[i] = data[i]; + + var error = false; + + //create nodes + this._nodes = []; + if(nodes) + { + for(var i = 0, l = nodes.length; i < l; ++i) + { + var n_info = nodes[i]; //stored info + var node = LiteGraph.createNode( n_info.type, n_info.title ); + if(!node) + { + if(LiteGraph.debug) + console.log("Node not found: " + n_info.type); + error = true; + continue; + } + + node.id = n_info.id; //id it or it will create a new id + this.add(node, true); //add before configure, otherwise configure cannot create links + } + + //configure nodes afterwards so they can reach each other + for(var i = 0, l = nodes.length; i < l; ++i) + { + var n_info = nodes[i]; + var node = this.getNodeById( n_info.id ); + if(node) + node.configure( n_info ); + } + } + + //groups + this._groups.length = 0; + if( data.groups ) + for(var i = 0; i < data.groups.length; ++i ) + { + var group = new LiteGraph.LGraphGroup(); + group.configure( data.groups[i] ); + this.add( group ); + } + + this.updateExecutionOrder(); + this._version++; + this.setDirtyCanvas(true,true); + return error; +} + +LGraph.prototype.load = function(url) +{ + var that = this; + var req = new XMLHttpRequest(); + req.open('GET', url, true); + req.send(null); + req.onload = function (oEvent) { + if(req.status !== 200) + { + console.error("Error loading graph:",req.status,req.response); + return; + } + var data = JSON.parse( req.response ); + that.configure(data); + } + req.onerror = function(err) + { + console.error("Error loading graph:",err); + } +} + +LGraph.prototype.onNodeTrace = function(node, msg, color) +{ + //TODO +} + +// ************************************************************* +// Node CLASS ******* +// ************************************************************* + +/* + title: string + pos: [x,y] + size: [x,y] + + input|output: every connection + + { name:string, type:string, pos: [x,y]=Optional, direction: "input"|"output", links: Array }); + + flags: + + clip_area: if you render outside the node, it will be cliped + + unsafe_execution: not allowed for safe execution + + skip_repeated_outputs: when adding new outputs, it wont show if there is one already connected + + resizable: if set to false it wont be resizable with the mouse + + supported callbacks: + + onAdded: when added to graph + + onRemoved: when removed from graph + + onStart: when the graph starts playing + + onStop: when the graph stops playing + + onDrawForeground: render the inside widgets inside the node + + onDrawBackground: render the background area inside the node (only in edit mode) + + onMouseDown + + onMouseMove + + onMouseUp + + onMouseEnter + + onMouseLeave + + onExecute: execute the node + + onPropertyChanged: when a property is changed in the panel (return true to skip default behaviour) + + onGetInputs: returns an array of possible inputs + + onGetOutputs: returns an array of possible outputs + + onDblClick + + onSerialize + + onSelected + + onDeselected + + onDropItem : DOM item dropped over the node + + onDropFile : file dropped over the node + + onConnectInput : if returns false the incoming connection will be canceled + + onConnectionsChange : a connection changed (new one or removed) (LiteGraph.INPUT or LiteGraph.OUTPUT, slot, true if connected, link_info, input_info ) +*/ + +/** +* Base Class for all the node type classes +* @class LGraphNode +* @param {String} name a name for the node +*/ + +function LGraphNode(title) +{ + this._ctor(title); +} + +global.LGraphNode = LiteGraph.LGraphNode = LGraphNode; + +LGraphNode.prototype._ctor = function( title ) +{ + this.title = title || "Unnamed"; + this.size = [LiteGraph.NODE_WIDTH,60]; + this.graph = null; + + this._pos = new Float32Array(10,10); + + Object.defineProperty( this, "pos", { + set: function(v) + { + if(!v || v.length < 2) + return; + this._pos[0] = v[0]; + this._pos[1] = v[1]; + }, + get: function() + { + return this._pos; + }, + enumerable: true + }); + + this.id = -1; //not know till not added + this.type = null; + + //inputs available: array of inputs + this.inputs = []; + this.outputs = []; + this.connections = []; + + //local data + this.properties = {}; //for the values + this.properties_info = []; //for the info + + this.data = null; //persistent local data + this.flags = {}; +} + +/** +* configure a node from an object containing the serialized info +* @method configure +*/ +LGraphNode.prototype.configure = function(info) +{ + if(this.graph) + this.graph._version++; + + for (var j in info) + { + if(j == "console") + continue; + + if(j == "properties") + { + //i dont want to clone properties, I want to reuse the old container + for(var k in info.properties) + { + this.properties[k] = info.properties[k]; + if(this.onPropertyChanged) + this.onPropertyChanged(k,info.properties[k]); + } + continue; + } + + if(info[j] == null) + continue; + + else if (typeof(info[j]) == 'object') //object + { + if(this[j] && this[j].configure) + this[j].configure( info[j] ); + else + this[j] = LiteGraph.cloneObject(info[j], this[j]); + } + else //value + this[j] = info[j]; + } + + if(!info.title) + this.title = this.constructor.title; + + if(this.onConnectionsChange) + { + if(this.inputs) + for(var i = 0; i < this.inputs.length; ++i) + { + var input = this.inputs[i]; + var link_info = this.graph ? this.graph.links[ input.link ] : null; + this.onConnectionsChange( LiteGraph.INPUT, i, true, link_info, input ); //link_info has been created now, so its updated + } + + if(this.outputs) + for(var i = 0; i < this.outputs.length; ++i) + { + var output = this.outputs[i]; + if(!output.links) + continue; + for(var j = 0; j < output.links.length; ++j) + { + var link_info = this.graph ? this.graph.links[ output.links[j] ] : null; + this.onConnectionsChange( LiteGraph.OUTPUT, i, true, link_info, output ); //link_info has been created now, so its updated + } + } + } + + //FOR LEGACY, PLEASE REMOVE ON NEXT VERSION + for(var i in this.inputs) + { + var input = this.inputs[i]; + if(!input.link || !input.link.length ) + continue; + var link = input.link; + if(typeof(link) != "object") + continue; + input.link = link[0]; + if(this.graph) + this.graph.links[ link[0] ] = { + id: link[0], + origin_id: link[1], + origin_slot: link[2], + target_id: link[3], + target_slot: link[4] + }; + } + for(var i in this.outputs) + { + var output = this.outputs[i]; + if(!output.links || output.links.length == 0) + continue; + for(var j in output.links) + { + var link = output.links[j]; + if(typeof(link) != "object") + continue; + output.links[j] = link[0]; + } + } + + if( this.onConfigure ) + this.onConfigure( info ); +} + +/** +* serialize the content +* @method serialize +*/ + +LGraphNode.prototype.serialize = function() +{ + //create serialization object + var o = { + id: this.id, + type: this.type, + pos: this.pos, + size: this.size, + data: this.data, + flags: LiteGraph.cloneObject(this.flags), + mode: this.mode + }; + + if( this.inputs ) + o.inputs = this.inputs; + + if( this.outputs ) + { + //clear outputs last data (because data in connections is never serialized but stored inside the outputs info) + for(var i = 0; i < this.outputs.length; i++) + delete this.outputs[i]._data; + o.outputs = this.outputs; + } + + if( this.title && this.title != this.constructor.title ) + o.title = this.title; + + if( this.properties ) + o.properties = LiteGraph.cloneObject( this.properties ); + + if( !o.type ) + o.type = this.constructor.type; + + if( this.color ) + o.color = this.color; + if( this.bgcolor ) + o.bgcolor = this.bgcolor; + if( this.boxcolor ) + o.boxcolor = this.boxcolor; + if( this.shape ) + o.shape = this.shape; + + if(this.onSerialize) + this.onSerialize(o); + + return o; +} + + +/* Creates a clone of this node */ +LGraphNode.prototype.clone = function() +{ + var node = LiteGraph.createNode(this.type); + + //we clone it because serialize returns shared containers + var data = LiteGraph.cloneObject( this.serialize() ); + + //remove links + if(data.inputs) + for(var i = 0; i < data.inputs.length; ++i) + data.inputs[i].link = null; + + if(data.outputs) + for(var i = 0; i < data.outputs.length; ++i) + { + if(data.outputs[i].links) + data.outputs[i].links.length = 0; + } + + delete data["id"]; + //remove links + node.configure(data); + + return node; +} + + +/** +* serialize and stringify +* @method toString +*/ + +LGraphNode.prototype.toString = function() +{ + return JSON.stringify( this.serialize() ); +} +//LGraphNode.prototype.unserialize = function(info) {} //this cannot be done from within, must be done in LiteGraph + + +/** +* get the title string +* @method getTitle +*/ + +LGraphNode.prototype.getTitle = function() +{ + return this.title || this.constructor.title; +} + + + +// Execution ************************* +/** +* sets the output data +* @method setOutputData +* @param {number} slot +* @param {*} data +*/ +LGraphNode.prototype.setOutputData = function(slot, data) +{ + if(!this.outputs) + return; + + //this maybe slow and a niche case + //if(slot && slot.constructor === String) + // slot = this.findOutputSlot(slot); + + if(slot == -1 || slot >= this.outputs.length) + return; + + var output_info = this.outputs[slot]; + if(!output_info) + return; + + //store data in the output itself in case we want to debug + output_info._data = data; + + //if there are connections, pass the data to the connections + if( this.outputs[slot].links ) + { + for(var i = 0; i < this.outputs[slot].links.length; i++) + { + var link_id = this.outputs[slot].links[i]; + this.graph.links[ link_id ].data = data; + } + } +} + +/** +* Retrieves the input data (data traveling through the connection) from one slot +* @method getInputData +* @param {number} slot +* @param {boolean} force_update if set to true it will force the connected node of this slot to output data into this link +* @return {*} data or if it is not connected returns undefined +*/ +LGraphNode.prototype.getInputData = function( slot, force_update ) +{ + if(!this.inputs) + return; //undefined; + + if(slot >= this.inputs.length || this.inputs[slot].link == null) + return; + + var link_id = this.inputs[slot].link; + var link = this.graph.links[ link_id ]; + if(!link) //bug: weird case but it happens sometimes + return null; + + if(!force_update) + return link.data; + + //special case: used to extract data from the incomming connection before the graph has been executed + var node = this.graph.getNodeById( link.origin_id ); + if(!node) + return link.data; + + if(node.updateOutputData) + node.updateOutputData( link.origin_slot ); + else if(node.onExecute) + node.onExecute(); + + return link.data; +} + +/** +* Retrieves the input data from one slot using its name instead of slot number +* @method getInputDataByName +* @param {String} slot_name +* @param {boolean} force_update if set to true it will force the connected node of this slot to output data into this link +* @return {*} data or if it is not connected returns null +*/ +LGraphNode.prototype.getInputDataByName = function( slot_name, force_update ) +{ + var slot = this.findInputSlot( slot_name ); + if( slot == -1 ) + return null; + return this.getInputData( slot, force_update ); +} + + +/** +* tells you if there is a connection in one input slot +* @method isInputConnected +* @param {number} slot +* @return {boolean} +*/ +LGraphNode.prototype.isInputConnected = function(slot) +{ + if(!this.inputs) + return false; + return (slot < this.inputs.length && this.inputs[slot].link != null); +} + +/** +* tells you info about an input connection (which node, type, etc) +* @method getInputInfo +* @param {number} slot +* @return {Object} object or null { link: id, name: string, type: string or 0 } +*/ +LGraphNode.prototype.getInputInfo = function(slot) +{ + if(!this.inputs) + return null; + if(slot < this.inputs.length) + return this.inputs[slot]; + return null; +} + +/** +* returns the node connected in the input slot +* @method getInputNode +* @param {number} slot +* @return {LGraphNode} node or null +*/ +LGraphNode.prototype.getInputNode = function( slot ) +{ + if(!this.inputs) + return null; + if(slot >= this.inputs.length) + return null; + var input = this.inputs[slot]; + if(!input || input.link === null) + return null; + var link_info = this.graph.links[ input.link ]; + if(!link_info) + return null; + return this.graph.getNodeById( link_info.origin_id ); +} + + +/** +* returns the value of an input with this name, otherwise checks if there is a property with that name +* @method getInputOrProperty +* @param {string} name +* @return {*} value +*/ +LGraphNode.prototype.getInputOrProperty = function( name ) +{ + if(!this.inputs || !this.inputs.length) + return this.properties ? this.properties[name] : null; + + for(var i = 0, l = this.inputs.length; i < l; ++i) + if(name == this.inputs[i].name) + { + var link_id = this.inputs[i].link; + var link = this.graph.links[ link_id ]; + return link ? link.data : null; + } + return this.properties[name]; +} + + + + +/** +* tells you the last output data that went in that slot +* @method getOutputData +* @param {number} slot +* @return {Object} object or null +*/ +LGraphNode.prototype.getOutputData = function(slot) +{ + if(!this.outputs) + return null; + if(slot >= this.outputs.length) + return null; + + var info = this.outputs[slot]; + return info._data; +} + + +/** +* tells you info about an output connection (which node, type, etc) +* @method getOutputInfo +* @param {number} slot +* @return {Object} object or null { name: string, type: string, links: [ ids of links in number ] } +*/ +LGraphNode.prototype.getOutputInfo = function(slot) +{ + if(!this.outputs) + return null; + if(slot < this.outputs.length) + return this.outputs[slot]; + return null; +} + + +/** +* tells you if there is a connection in one output slot +* @method isOutputConnected +* @param {number} slot +* @return {boolean} +*/ +LGraphNode.prototype.isOutputConnected = function(slot) +{ + if(!this.outputs) + return false; + return (slot < this.outputs.length && this.outputs[slot].links && this.outputs[slot].links.length); +} + +/** +* tells you if there is any connection in the output slots +* @method isAnyOutputConnected +* @return {boolean} +*/ +LGraphNode.prototype.isAnyOutputConnected = function() +{ + if(!this.outputs) + return false; + for(var i = 0; i < this.outputs.length; ++i) + if( this.outputs[i].links && this.outputs[i].links.length ) + return true; + return false; +} + + +/** +* retrieves all the nodes connected to this output slot +* @method getOutputNodes +* @param {number} slot +* @return {array} +*/ +LGraphNode.prototype.getOutputNodes = function(slot) +{ + if(!this.outputs || this.outputs.length == 0) + return null; + + if(slot >= this.outputs.length) + return null; + + var output = this.outputs[slot]; + if(!output.links || output.links.length == 0) + return null; + + var r = []; + for(var i = 0; i < output.links.length; i++) + { + var link_id = output.links[i]; + var link = this.graph.links[ link_id ]; + if(link) + { + var target_node = this.graph.getNodeById( link.target_id ); + if( target_node ) + r.push( target_node ); + } + } + return r; +} + +/** +* Triggers an event in this node, this will trigger any output with the same name +* @method trigger +* @param {String} event name ( "on_play", ... ) if action is equivalent to false then the event is send to all +* @param {*} param +*/ +LGraphNode.prototype.trigger = function( action, param ) +{ + if( !this.outputs || !this.outputs.length ) + return; + + if(this.graph) + this.graph._last_trigger_time = LiteGraph.getTime(); + + for(var i = 0; i < this.outputs.length; ++i) + { + var output = this.outputs[ i ]; + if(!output || output.type !== LiteGraph.EVENT || (action && output.name != action) ) + continue; + this.triggerSlot( i, param ); + } +} + +/** +* Triggers an slot event in this node +* @method triggerSlot +* @param {Number} slot the index of the output slot +* @param {*} param +*/ +LGraphNode.prototype.triggerSlot = function( slot, param ) +{ + if( !this.outputs ) + return; + + var output = this.outputs[ slot ]; + if( !output ) + return; + + var links = output.links; + if(!links || !links.length) + return; + + if(this.graph) + this.graph._last_trigger_time = LiteGraph.getTime(); + + //for every link attached here + for(var k = 0; k < links.length; ++k) + { + var link_info = this.graph.links[ links[k] ]; + if(!link_info) //not connected + continue; + var node = this.graph.getNodeById( link_info.target_id ); + if(!node) //node not found? + continue; + + //used to mark events in graph + link_info._last_time = LiteGraph.getTime(); + + var target_connection = node.inputs[ link_info.target_slot ]; + + if(node.onAction) + node.onAction( target_connection.name, param ); + else if(node.mode === LiteGraph.ON_TRIGGER) + { + if(node.onExecute) + node.onExecute(param); + } + } +} + +/** +* add a new property to this node +* @method addProperty +* @param {string} name +* @param {*} default_value +* @param {string} type string defining the output type ("vec3","number",...) +* @param {Object} extra_info this can be used to have special properties of the property (like values, etc) +*/ +LGraphNode.prototype.addProperty = function( name, default_value, type, extra_info ) +{ + var o = { name: name, type: type, default_value: default_value }; + if(extra_info) + for(var i in extra_info) + o[i] = extra_info[i]; + if(!this.properties_info) + this.properties_info = []; + this.properties_info.push(o); + if(!this.properties) + this.properties = {}; + this.properties[ name ] = default_value; + return o; +} + + +//connections + +/** +* add a new output slot to use in this node +* @method addOutput +* @param {string} name +* @param {string} type string defining the output type ("vec3","number",...) +* @param {Object} extra_info this can be used to have special properties of an output (label, special color, position, etc) +*/ +LGraphNode.prototype.addOutput = function(name,type,extra_info) +{ + var o = { name: name, type: type, links: null }; + if(extra_info) + for(var i in extra_info) + o[i] = extra_info[i]; + + if(!this.outputs) + this.outputs = []; + this.outputs.push(o); + if(this.onOutputAdded) + this.onOutputAdded(o); + this.size = this.computeSize(); + return o; +} + +/** +* add a new output slot to use in this node +* @method addOutputs +* @param {Array} array of triplets like [[name,type,extra_info],[...]] +*/ +LGraphNode.prototype.addOutputs = function(array) +{ + for(var i = 0; i < array.length; ++i) + { + var info = array[i]; + var o = {name:info[0],type:info[1],link:null}; + if(array[2]) + for(var j in info[2]) + o[j] = info[2][j]; + + if(!this.outputs) + this.outputs = []; + this.outputs.push(o); + if(this.onOutputAdded) + this.onOutputAdded(o); + } + + this.size = this.computeSize(); +} + +/** +* remove an existing output slot +* @method removeOutput +* @param {number} slot +*/ +LGraphNode.prototype.removeOutput = function(slot) +{ + this.disconnectOutput(slot); + this.outputs.splice(slot,1); + this.size = this.computeSize(); + if(this.onOutputRemoved) + this.onOutputRemoved(slot); +} + +/** +* add a new input slot to use in this node +* @method addInput +* @param {string} name +* @param {string} type string defining the input type ("vec3","number",...), it its a generic one use 0 +* @param {Object} extra_info this can be used to have special properties of an input (label, color, position, etc) +*/ +LGraphNode.prototype.addInput = function(name,type,extra_info) +{ + type = type || 0; + var o = {name:name,type:type,link:null}; + if(extra_info) + for(var i in extra_info) + o[i] = extra_info[i]; + + if(!this.inputs) + this.inputs = []; + this.inputs.push(o); + this.size = this.computeSize(); + if(this.onInputAdded) + this.onInputAdded(o); + return o; +} + +/** +* add several new input slots in this node +* @method addInputs +* @param {Array} array of triplets like [[name,type,extra_info],[...]] +*/ +LGraphNode.prototype.addInputs = function(array) +{ + for(var i = 0; i < array.length; ++i) + { + var info = array[i]; + var o = {name:info[0], type:info[1], link:null}; + if(array[2]) + for(var j in info[2]) + o[j] = info[2][j]; + + if(!this.inputs) + this.inputs = []; + this.inputs.push(o); + if(this.onInputAdded) + this.onInputAdded(o); + } + + this.size = this.computeSize(); +} + +/** +* remove an existing input slot +* @method removeInput +* @param {number} slot +*/ +LGraphNode.prototype.removeInput = function(slot) +{ + this.disconnectInput(slot); + this.inputs.splice(slot,1); + this.size = this.computeSize(); + if(this.onInputRemoved) + this.onInputRemoved(slot); +} + +/** +* add an special connection to this node (used for special kinds of graphs) +* @method addConnection +* @param {string} name +* @param {string} type string defining the input type ("vec3","number",...) +* @param {[x,y]} pos position of the connection inside the node +* @param {string} direction if is input or output +*/ +LGraphNode.prototype.addConnection = function(name,type,pos,direction) +{ + var o = { + name: name, + type: type, + pos: pos, + direction: direction, + links: null + }; + this.connections.push( o ); + return o; +} + +/** +* computes the size of a node according to its inputs and output slots +* @method computeSize +* @param {number} minHeight +* @return {number} the total size +*/ +LGraphNode.prototype.computeSize = function( minHeight, out ) +{ + var rows = Math.max( this.inputs ? this.inputs.length : 1, this.outputs ? this.outputs.length : 1); + var size = out || new Float32Array([0,0]); + rows = Math.max(rows, 1); + var font_size = LiteGraph.NODE_TEXT_SIZE; //although it should be graphcanvas.inner_text_font size + size[1] = (this.constructor.slot_start_y || 0) + rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4; + + var font_size = font_size; + var title_width = compute_text_size( this.title ); + var input_width = 0; + var output_width = 0; + + if(this.inputs) + for(var i = 0, l = this.inputs.length; i < l; ++i) + { + var input = this.inputs[i]; + var text = input.label || input.name || ""; + var text_width = compute_text_size( text ); + if(input_width < text_width) + input_width = text_width; + } + + if(this.outputs) + for(var i = 0, l = this.outputs.length; i < l; ++i) + { + var output = this.outputs[i]; + var text = output.label || output.name || ""; + var text_width = compute_text_size( text ); + if(output_width < text_width) + output_width = text_width; + } + + size[0] = Math.max( input_width + output_width + 10, title_width ); + size[0] = Math.max( size[0], LiteGraph.NODE_WIDTH ); + + if(this.onResize) + this.onResize(size); + + function compute_text_size( text ) + { + if(!text) + return 0; + return font_size * text.length * 0.6; + } + + return size; +} + +/** +* Allows to pass +* +* @method addWidget +* @return {Float32Array[4]} the total size +*/ +LGraphNode.prototype.addWidget = function( type, name, value, callback, options ) +{ + if(!this.widgets) + this.widgets = []; + var w = { + type: type.toLowerCase(), + name: name, + value: value, + callback: callback, + options: options || {} + }; + + if(w.options.y !== undefined ) + w.y = w.options.y; + + if( type == "combo" && !w.options.values ) + throw("LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }"); + this.widgets.push(w); + return w; +} + + +/** +* returns the bounding of the object, used for rendering purposes +* bounding is: [topleft_cornerx, topleft_cornery, width, height] +* @method getBounding +* @return {Float32Array[4]} the total size +*/ +LGraphNode.prototype.getBounding = function( out ) +{ + out = out || new Float32Array(4); + out[0] = this.pos[0] - 4; + out[1] = this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT; + out[2] = this.size[0] + 4; + out[3] = this.size[1] + LiteGraph.NODE_TITLE_HEIGHT; + return out; +} + +/** +* checks if a point is inside the shape of a node +* @method isPointInside +* @param {number} x +* @param {number} y +* @return {boolean} +*/ +LGraphNode.prototype.isPointInside = function(x,y, margin) +{ + margin = margin || 0; + + var margin_top = this.graph && this.graph.isLive() ? 0 : 20; + if(this.flags && this.flags.collapsed) + { + //if ( distance([x,y], [this.pos[0] + this.size[0]*0.5, this.pos[1] + this.size[1]*0.5]) < LiteGraph.NODE_COLLAPSED_RADIUS) + if( isInsideRectangle( x, y, this.pos[0] - margin, this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT - margin, (this._collapsed_width||LiteGraph.NODE_COLLAPSED_WIDTH) + 2 * margin, LiteGraph.NODE_TITLE_HEIGHT + 2 * margin ) ) + return true; + } + else if ( (this.pos[0] - 4 - margin) < x && (this.pos[0] + this.size[0] + 4 + margin) > x + && (this.pos[1] - margin_top - margin) < y && (this.pos[1] + this.size[1] + margin) > y) + return true; + return false; +} + +/** +* checks if a point is inside a node slot, and returns info about which slot +* @method getSlotInPosition +* @param {number} x +* @param {number} y +* @return {Object} if found the object contains { input|output: slot object, slot: number, link_pos: [x,y] } +*/ +LGraphNode.prototype.getSlotInPosition = function( x, y ) +{ + //search for inputs + if(this.inputs) + for(var i = 0, l = this.inputs.length; i < l; ++i) + { + var input = this.inputs[i]; + var link_pos = this.getConnectionPos( true,i ); + if( isInsideRectangle(x, y, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) + return { input: input, slot: i, link_pos: link_pos, locked: input.locked }; + } + + if(this.outputs) + for(var i = 0, l = this.outputs.length; i < l; ++i) + { + var output = this.outputs[i]; + var link_pos = this.getConnectionPos(false,i); + if( isInsideRectangle(x, y, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) + return { output: output, slot: i, link_pos: link_pos, locked: output.locked }; + } + + return null; +} + +/** +* returns the input slot with a given name (used for dynamic slots), -1 if not found +* @method findInputSlot +* @param {string} name the name of the slot +* @return {number} the slot (-1 if not found) +*/ +LGraphNode.prototype.findInputSlot = function(name) +{ + if(!this.inputs) + return -1; + for(var i = 0, l = this.inputs.length; i < l; ++i) + if(name == this.inputs[i].name) + return i; + return -1; +} + +/** +* returns the output slot with a given name (used for dynamic slots), -1 if not found +* @method findOutputSlot +* @param {string} name the name of the slot +* @return {number} the slot (-1 if not found) +*/ +LGraphNode.prototype.findOutputSlot = function(name) +{ + if(!this.outputs) return -1; + for(var i = 0, l = this.outputs.length; i < l; ++i) + if(name == this.outputs[i].name) + return i; + return -1; +} + +/** +* connect this node output to the input of another node +* @method connect +* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) +* @param {LGraphNode} node the target node +* @param {number_or_string} target_slot the input slot of the target node (could be the number of the slot or the string with the name of the slot, or -1 to connect a trigger) +* @return {boolean} if it was connected succesfully +*/ +LGraphNode.prototype.connect = function( slot, target_node, target_slot ) +{ + target_slot = target_slot || 0; + + if(!this.graph) //could be connected before adding it to a graph + { + console.log("Connect: Error, node doesnt belong to any graph. Nodes must be added first to a graph before connecting them."); //due to link ids being associated with graphs + return false; + } + + + //seek for the output slot + if( slot.constructor === String ) + { + slot = this.findOutputSlot(slot); + if(slot == -1) + { + if(LiteGraph.debug) + console.log("Connect: Error, no slot of name " + slot); + return false; + } + } + else if(!this.outputs || slot >= this.outputs.length) + { + if(LiteGraph.debug) + console.log("Connect: Error, slot number not found"); + return false; + } + + if(target_node && target_node.constructor === Number) + target_node = this.graph.getNodeById( target_node ); + if(!target_node) + throw("target node is null"); + + //avoid loopback + if(target_node == this) + return false; + + //you can specify the slot by name + if(target_slot.constructor === String) + { + target_slot = target_node.findInputSlot( target_slot ); + if(target_slot == -1) + { + if(LiteGraph.debug) + console.log("Connect: Error, no slot of name " + target_slot); + return false; + } + } + else if( target_slot === LiteGraph.EVENT ) + { + //search for first slot with event? + /* + //create input for trigger + var input = target_node.addInput("onTrigger", LiteGraph.EVENT ); + target_slot = target_node.inputs.length - 1; //last one is the one created + target_node.mode = LiteGraph.ON_TRIGGER; + */ + return false; + } + else if( !target_node.inputs || target_slot >= target_node.inputs.length ) + { + if(LiteGraph.debug) + console.log("Connect: Error, slot number not found"); + return false; + } + + //if there is something already plugged there, disconnect + if(target_node.inputs[ target_slot ].link != null ) + target_node.disconnectInput( target_slot ); + + //why here?? + //this.setDirtyCanvas(false,true); + //this.graph.connectionChange( this ); + + var output = this.outputs[slot]; + + //allows nodes to block connection + if(target_node.onConnectInput) + if( target_node.onConnectInput( target_slot, output.type, output ) === false) + return false; + + var input = target_node.inputs[target_slot]; + + if( LiteGraph.isValidConnection( output.type, input.type ) ) + { + var link_info = { + id: this.graph.last_link_id++, + type: input.type, + origin_id: this.id, + origin_slot: slot, + target_id: target_node.id, + target_slot: target_slot + }; + + //add to graph links list + this.graph.links[ link_info.id ] = link_info; + + //connect in output + if( output.links == null ) + output.links = []; + output.links.push( link_info.id ); + //connect in input + target_node.inputs[target_slot].link = link_info.id; + if(this.graph) + this.graph._version++; + if(this.onConnectionsChange) + this.onConnectionsChange( LiteGraph.OUTPUT, slot, true, link_info, output ); //link_info has been created now, so its updated + if(target_node.onConnectionsChange) + target_node.onConnectionsChange( LiteGraph.INPUT, target_slot, true, link_info, input ); + if( this.graph && this.graph.onNodeConnectionChange ) + this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot, target_node, target_slot ); + } + + this.setDirtyCanvas(false,true); + this.graph.connectionChange( this ); + + return true; +} + +/** +* disconnect one output to an specific node +* @method disconnectOutput +* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) +* @param {LGraphNode} target_node the target node to which this slot is connected [Optional, if not target_node is specified all nodes will be disconnected] +* @return {boolean} if it was disconnected succesfully +*/ +LGraphNode.prototype.disconnectOutput = function( slot, target_node ) +{ + if( slot.constructor === String ) + { + slot = this.findOutputSlot(slot); + if(slot == -1) + { + if(LiteGraph.debug) + console.log("Connect: Error, no slot of name " + slot); + return false; + } + } + else if(!this.outputs || slot >= this.outputs.length) + { + if(LiteGraph.debug) + console.log("Connect: Error, slot number not found"); + return false; + } + + //get output slot + var output = this.outputs[slot]; + if(!output.links || output.links.length == 0) + return false; + + //one of the output links in this slot + if(target_node) + { + if(target_node.constructor === Number) + target_node = this.graph.getNodeById( target_node ); + if(!target_node) + throw("Target Node not found"); + + for(var i = 0, l = output.links.length; i < l; i++) + { + var link_id = output.links[i]; + var link_info = this.graph.links[ link_id ]; + + //is the link we are searching for... + if( link_info.target_id == target_node.id ) + { + output.links.splice(i,1); //remove here + var input = target_node.inputs[ link_info.target_slot ]; + input.link = null; //remove there + delete this.graph.links[ link_id ]; //remove the link from the links pool + if(this.graph) + this.graph._version++; + if(target_node.onConnectionsChange) + target_node.onConnectionsChange( LiteGraph.INPUT, link_info.target_slot, false, link_info, input ); //link_info hasnt been modified so its ok + if(this.onConnectionsChange) + this.onConnectionsChange( LiteGraph.OUTPUT, slot, false, link_info, output ); + if( this.graph && this.graph.onNodeConnectionChange ) + this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot ); + if( this.graph && this.graph.onNodeConnectionChange ) + this.graph.onNodeConnectionChange( LiteGraph.INPUT, target_node, link_info.target_slot ); + break; + } + } + } + else //all the links in this output slot + { + for(var i = 0, l = output.links.length; i < l; i++) + { + var link_id = output.links[i]; + var link_info = this.graph.links[ link_id ]; + if(!link_info) //bug: it happens sometimes + continue; + + var target_node = this.graph.getNodeById( link_info.target_id ); + var input = null; + if(this.graph) + this.graph._version++; + if(target_node) + { + input = target_node.inputs[ link_info.target_slot ]; + input.link = null; //remove other side link + if(target_node.onConnectionsChange) + target_node.onConnectionsChange( LiteGraph.INPUT, link_info.target_slot, false, link_info, input ); //link_info hasnt been modified so its ok + if( this.graph && this.graph.onNodeConnectionChange ) + this.graph.onNodeConnectionChange( LiteGraph.INPUT, target_node, link_info.target_slot ); + } + delete this.graph.links[ link_id ]; //remove the link from the links pool + if(this.onConnectionsChange) + this.onConnectionsChange( LiteGraph.OUTPUT, slot, false, link_info, output ); + if( this.graph && this.graph.onNodeConnectionChange ) + this.graph.onNodeConnectionChange( LiteGraph.OUTPUT, this, slot ); + } + output.links = null; + } + + + this.setDirtyCanvas(false,true); + this.graph.connectionChange( this ); + return true; +} + +/** +* disconnect one input +* @method disconnectInput +* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) +* @return {boolean} if it was disconnected succesfully +*/ +LGraphNode.prototype.disconnectInput = function( slot ) +{ + //seek for the output slot + if( slot.constructor === String ) + { + slot = this.findInputSlot(slot); + if(slot == -1) + { + if(LiteGraph.debug) + console.log("Connect: Error, no slot of name " + slot); + return false; + } + } + else if(!this.inputs || slot >= this.inputs.length) + { + if(LiteGraph.debug) + console.log("Connect: Error, slot number not found"); + return false; + } + + var input = this.inputs[slot]; + if(!input) + return false; + + var link_id = this.inputs[slot].link; + this.inputs[slot].link = null; + + //remove other side + var link_info = this.graph.links[ link_id ]; + if( link_info ) + { + var target_node = this.graph.getNodeById( link_info.origin_id ); + if(!target_node) + return false; + + var output = target_node.outputs[ link_info.origin_slot ]; + if(!output || !output.links || output.links.length == 0) + return false; + + //search in the inputs list for this link + for(var i = 0, l = output.links.length; i < l; i++) + { + if( output.links[i] == link_id ) + { + output.links.splice(i,1); + break; + } + } + + delete this.graph.links[ link_id ]; //remove from the pool + if(this.graph) + this.graph._version++; + if( this.onConnectionsChange ) + this.onConnectionsChange( LiteGraph.INPUT, slot, false, link_info, input ); + if( target_node.onConnectionsChange ) + target_node.onConnectionsChange( LiteGraph.OUTPUT, i, false, link_info, output ); + } + + this.setDirtyCanvas(false,true); + this.graph.connectionChange( this ); + return true; +} + +/** +* returns the center of a connection point in canvas coords +* @method getConnectionPos +* @param {boolean} is_input true if if a input slot, false if it is an output +* @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot) +* @return {[x,y]} the position +**/ +LGraphNode.prototype.getConnectionPos = function( is_input, slot_number ) +{ + if(this.flags.collapsed) + { + if(is_input) + return [this.pos[0], this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT * 0.5]; + else + return [this.pos[0] + (this._collapsed_width || LiteGraph.NODE_COLLAPSED_WIDTH), this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT * 0.5]; + } + + if(is_input && slot_number == -1) + { + return [this.pos[0] + 10, this.pos[1] + 10]; + } + + if(is_input && this.inputs.length > slot_number && this.inputs[slot_number].pos) + return [this.pos[0] + this.inputs[slot_number].pos[0],this.pos[1] + this.inputs[slot_number].pos[1]]; + else if(!is_input && this.outputs.length > slot_number && this.outputs[slot_number].pos) + return [this.pos[0] + this.outputs[slot_number].pos[0],this.pos[1] + this.outputs[slot_number].pos[1]]; + + //horizontal distributed slots + if(this.flags.horizontal) + { + if(is_input) + return [this.pos[0] + (slot_number + 0.5) * (this.size[0] / (this.inputs.length)), this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT ]; + return [this.pos[0] + (slot_number + 0.5) * (this.size[0] / (this.outputs.length)), this.pos[1] + this.size[1] ]; + } + + //default + if(is_input) + return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0) ]; + return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)]; +} + +/* Force align to grid */ +LGraphNode.prototype.alignToGrid = function() +{ + this.pos[0] = LiteGraph.CANVAS_GRID_SIZE * Math.round(this.pos[0] / LiteGraph.CANVAS_GRID_SIZE); + this.pos[1] = LiteGraph.CANVAS_GRID_SIZE * Math.round(this.pos[1] / LiteGraph.CANVAS_GRID_SIZE); +} + + +/* Console output */ +LGraphNode.prototype.trace = function(msg) +{ + if(!this.console) + this.console = []; + this.console.push(msg); + if(this.console.length > LGraphNode.MAX_CONSOLE) + this.console.shift(); + + this.graph.onNodeTrace(this,msg); +} + +/* Forces to redraw or the main canvas (LGraphNode) or the bg canvas (links) */ +LGraphNode.prototype.setDirtyCanvas = function(dirty_foreground, dirty_background) +{ + if(!this.graph) + return; + this.graph.sendActionToCanvas("setDirty",[dirty_foreground, dirty_background]); +} + +LGraphNode.prototype.loadImage = function(url) +{ + var img = new Image(); + img.src = LiteGraph.node_images_path + url; + img.ready = false; + + var that = this; + img.onload = function() { + this.ready = true; + that.setDirtyCanvas(true); + } + return img; +} + +//safe LGraphNode action execution (not sure if safe) +/* +LGraphNode.prototype.executeAction = function(action) +{ + if(action == "") return false; + + if( action.indexOf(";") != -1 || action.indexOf("}") != -1) + { + this.trace("Error: Action contains unsafe characters"); + return false; + } + + var tokens = action.split("("); + var func_name = tokens[0]; + if( typeof(this[func_name]) != "function") + { + this.trace("Error: Action not found on node: " + func_name); + return false; + } + + var code = action; + + try + { + var _foo = eval; + eval = null; + (new Function("with(this) { " + code + "}")).call(this); + eval = _foo; + } + catch (err) + { + this.trace("Error executing action {" + action + "} :" + err); + return false; + } + + return true; +} +*/ + +/* Allows to get onMouseMove and onMouseUp events even if the mouse is out of focus */ +LGraphNode.prototype.captureInput = function(v) +{ + if(!this.graph || !this.graph.list_of_graphcanvas) + return; + + var list = this.graph.list_of_graphcanvas; + + for(var i = 0; i < list.length; ++i) + { + var c = list[i]; + //releasing somebody elses capture?! + if(!v && c.node_capturing_input != this) + continue; + + //change + c.node_capturing_input = v ? this : null; + } +} + +/** +* Collapse the node to make it smaller on the canvas +* @method collapse +**/ +LGraphNode.prototype.collapse = function( force ) +{ + this.graph._version++; + if(this.constructor.collapsable === false && !force) + return; + if(!this.flags.collapsed) + this.flags.collapsed = true; + else + this.flags.collapsed = false; + this.setDirtyCanvas(true,true); +} + +/** +* Forces the node to do not move or realign on Z +* @method pin +**/ + +LGraphNode.prototype.pin = function(v) +{ + this.graph._version++; + if(v === undefined) + this.flags.pinned = !this.flags.pinned; + else + this.flags.pinned = v; +} + +LGraphNode.prototype.localToScreen = function(x,y, graphcanvas) +{ + return [(x + this.pos[0]) * graphcanvas.scale + graphcanvas.offset[0], + (y + this.pos[1]) * graphcanvas.scale + graphcanvas.offset[1]]; +} + + + + +function LGraphGroup( title ) +{ + this._ctor( title ); +} + +global.LGraphGroup = LiteGraph.LGraphGroup = LGraphGroup; + +LGraphGroup.prototype._ctor = function( title ) +{ + this.title = title || "Group"; + this._bounding = new Float32Array([10,10,140,80]); + this._pos = this._bounding.subarray(0,2); + this._size = this._bounding.subarray(2,4); + this._nodes = []; + this.color = LGraphCanvas.node_colors.pale_blue ? LGraphCanvas.node_colors.pale_blue.groupcolor : "#AAA"; + this.graph = null; + + Object.defineProperty( this, "pos", { + set: function(v) + { + if(!v || v.length < 2) + return; + this._pos[0] = v[0]; + this._pos[1] = v[1]; + }, + get: function() + { + return this._pos; + }, + enumerable: true + }); + + Object.defineProperty( this, "size", { + set: function(v) + { + if(!v || v.length < 2) + return; + this._size[0] = Math.max(140,v[0]); + this._size[1] = Math.max(80,v[1]); + }, + get: function() + { + return this._size; + }, + enumerable: true + }); +} + +LGraphGroup.prototype.configure = function(o) +{ + this.title = o.title; + this._bounding.set( o.bounding ); + this.color = o.color; +} + +LGraphGroup.prototype.serialize = function() +{ + var b = this._bounding; + return { + title: this.title, + bounding: [ b[0], b[1], b[2], b[3] ], + color: this.color + }; +} + +LGraphGroup.prototype.move = function(deltax, deltay, ignore_nodes) +{ + this._pos[0] += deltax; + this._pos[1] += deltay; + if(ignore_nodes) + return; + for(var i = 0; i < this._nodes.length; ++i) + { + var node = this._nodes[i]; + node.pos[0] += deltax; + node.pos[1] += deltay; + } +} + +LGraphGroup.prototype.recomputeInsideNodes = function() +{ + this._nodes.length = 0; + var nodes = this.graph._nodes; + var node_bounding = new Float32Array(4); + + for(var i = 0; i < nodes.length; ++i) + { + var node = nodes[i]; + node.getBounding( node_bounding ); + if(!overlapBounding( this._bounding, node_bounding )) + continue; //out of the visible area + this._nodes.push( node ); + } +} + +LGraphGroup.prototype.isPointInside = LGraphNode.prototype.isPointInside; +LGraphGroup.prototype.setDirtyCanvas = LGraphNode.prototype.setDirtyCanvas; + +//********************************************************************************* +// LGraphCanvas: LGraph renderer CLASS +//********************************************************************************* + +/** +* This class is in charge of rendering one graph inside a canvas. And provides all the interaction required. +* Valid callbacks are: onNodeSelected, onNodeDeselected, onShowNodePanel, onNodeDblClicked +* +* @class LGraphCanvas +* @constructor +* @param {HTMLCanvas} canvas the canvas where you want to render (it accepts a selector in string format or the canvas element itself) +* @param {LGraph} graph [optional] +* @param {Object} options [optional] { skip_rendering, autoresize } +*/ +function LGraphCanvas( canvas, graph, options ) +{ + options = options || {}; + + //if(graph === undefined) + // throw ("No graph assigned"); + this.background_image = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=' + + if(canvas && canvas.constructor === String ) + canvas = document.querySelector( canvas ); + + this.max_zoom = 10; + this.min_zoom = 0.1; + this.zoom_modify_alpha = true; //otherwise it generates ugly patterns when scaling down too much + + this.title_text_font = "bold "+LiteGraph.NODE_TEXT_SIZE+"px Arial"; + this.inner_text_font = "normal "+LiteGraph.NODE_SUBTEXT_SIZE+"px Arial"; + this.node_title_color = LiteGraph.NODE_TITLE_COLOR; + this.default_link_color = LiteGraph.LINK_COLOR; + this.default_connection_color = { + input_off: "#AAB", + input_on: "#7F7", + output_off: "#AAB", + output_on: "#7F7" + }; + + this.highquality_render = true; + this.use_gradients = false; //set to true to render titlebar with gradients + this.editor_alpha = 1; //used for transition + this.pause_rendering = false; + this.render_shadows = true; + this.clear_background = true; + + this.render_only_selected = true; + this.live_mode = false; + this.show_info = true; + this.allow_dragcanvas = true; + this.allow_dragnodes = true; + this.allow_interaction = true; //allow to control widgets, buttons, collapse, etc + this.allow_searchbox = true; + this.drag_mode = false; + this.dragging_rectangle = null; + + this.filter = null; //allows to filter to only accept some type of nodes in a graph + + this.always_render_background = false; + this.render_canvas_border = true; + this.render_connections_shadows = false; //too much cpu + this.render_connections_border = true; + this.render_curved_connections = true; + this.render_connection_arrows = true; + this.render_execution_order = false; + + this.canvas_mouse = [0,0]; //mouse in canvas graph coordinates, where 0,0 is the top-left corner of the blue rectangle + + //to personalize the search box + this.onSearchBox = null; + this.onSearchBoxSelection = null; + + this.connections_width = 3; + this.round_radius = 8; + + this.current_node = null; + this.node_widget = null; //used for widgets + this.last_mouse_position = [0,0]; + + //link canvas and graph + if(graph) + graph.attachCanvas(this); + + this.setCanvas( canvas ); + this.clear(); + + if(!options.skip_render) + this.startRendering(); + + this.autoresize = options.autoresize; +} + +global.LGraphCanvas = LiteGraph.LGraphCanvas = LGraphCanvas; + +LGraphCanvas.link_type_colors = {"-1":"#F85",'number':"#AAC","node":"#DCA"}; +LGraphCanvas.gradients = {}; //cache of gradients + +/** +* clears all the data inside +* +* @method clear +*/ +LGraphCanvas.prototype.clear = function() +{ + this.frame = 0; + this.last_draw_time = 0; + this.render_time = 0; + this.fps = 0; + + this.scale = 1; + this.offset = [0,0]; + + this.dragging_rectangle = null; + + this.selected_nodes = {}; + this.selected_group = null; + + this.visible_nodes = []; + this.node_dragged = null; + this.node_over = null; + this.node_capturing_input = null; + this.connecting_node = null; + this.highlighted_links = {}; + + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + this.dirty_area = null; + + this.node_in_panel = null; + this.node_widget = null; + + this.last_mouse = [0,0]; + this.last_mouseclick = 0; + + if(this.onClear) + this.onClear(); + //this.UIinit(); +} + +/** +* assigns a graph, you can reasign graphs to the same canvas +* +* @method setGraph +* @param {LGraph} graph +*/ +LGraphCanvas.prototype.setGraph = function( graph, skip_clear ) +{ + if(this.graph == graph) + return; + + if(!skip_clear) + this.clear(); + + if(!graph && this.graph) + { + this.graph.detachCanvas(this); + return; + } + + /* + if(this.graph) + this.graph.canvas = null; //remove old graph link to the canvas + this.graph = graph; + if(this.graph) + this.graph.canvas = this; + */ + graph.attachCanvas(this); + this.setDirty(true,true); +} + +/** +* opens a graph contained inside a node in the current graph +* +* @method openSubgraph +* @param {LGraph} graph +*/ +LGraphCanvas.prototype.openSubgraph = function(graph) +{ + if(!graph) + throw("graph cannot be null"); + + if(this.graph == graph) + throw("graph cannot be the same"); + + this.clear(); + + if(this.graph) + { + if(!this._graph_stack) + this._graph_stack = []; + this._graph_stack.push(this.graph); + } + + graph.attachCanvas(this); + this.setDirty(true,true); +} + +/** +* closes a subgraph contained inside a node +* +* @method closeSubgraph +* @param {LGraph} assigns a graph +*/ +LGraphCanvas.prototype.closeSubgraph = function() +{ + if(!this._graph_stack || this._graph_stack.length == 0) + return; + var graph = this._graph_stack.pop(); + this.selected_nodes = {}; + this.highlighted_links = {}; + graph.attachCanvas(this); + this.setDirty(true,true); +} + +/** +* assigns a canvas +* +* @method setCanvas +* @param {Canvas} assigns a canvas (also accepts the ID of the element (not a selector) +*/ +LGraphCanvas.prototype.setCanvas = function( canvas, skip_events ) +{ + var that = this; + + if(canvas) + { + if( canvas.constructor === String ) + { + canvas = document.getElementById(canvas); + if(!canvas) + throw("Error creating LiteGraph canvas: Canvas not found"); + } + } + + if(canvas === this.canvas) + return; + + if(!canvas && this.canvas) + { + //maybe detach events from old_canvas + if(!skip_events) + this.unbindEvents(); + } + + this.canvas = canvas; + + if(!canvas) + return; + + //this.canvas.tabindex = "1000"; + canvas.className += " lgraphcanvas"; + canvas.data = this; + + //bg canvas: used for non changing stuff + this.bgcanvas = null; + if(!this.bgcanvas) + { + this.bgcanvas = document.createElement("canvas"); + this.bgcanvas.width = this.canvas.width; + this.bgcanvas.height = this.canvas.height; + } + + if(canvas.getContext == null) + { + if( canvas.localName != "canvas" ) + throw("Element supplied for LGraphCanvas must be a element, you passed a " + canvas.localName ); + throw("This browser doesnt support Canvas"); + } + + var ctx = this.ctx = canvas.getContext("2d"); + if(ctx == null) + { + if(!canvas.webgl_enabled) + console.warn("This canvas seems to be WebGL, enabling WebGL renderer"); + this.enableWebGL(); + } + + //input: (move and up could be unbinded) + this._mousemove_callback = this.processMouseMove.bind(this); + this._mouseup_callback = this.processMouseUp.bind(this); + + if(!skip_events) + this.bindEvents(); +} + +//used in some events to capture them +LGraphCanvas.prototype._doNothing = function doNothing(e) { e.preventDefault(); return false; }; +LGraphCanvas.prototype._doReturnTrue = function doNothing(e) { e.preventDefault(); return true; }; + +/** +* binds mouse, keyboard, touch and drag events to the canvas +* @method bindEvents +**/ +LGraphCanvas.prototype.bindEvents = function() +{ + if( this._events_binded ) + { + console.warn("LGraphCanvas: events already binded"); + return; + } + + var canvas = this.canvas; + var ref_window = this.getCanvasWindow(); + var document = ref_window.document; //hack used when moving canvas between windows + + this._mousedown_callback = this.processMouseDown.bind(this); + this._mousewheel_callback = this.processMouseWheel.bind(this); + + canvas.addEventListener("mousedown", this._mousedown_callback, true ); //down do not need to store the binded + canvas.addEventListener("mousemove", this._mousemove_callback ); + canvas.addEventListener("mousewheel", this._mousewheel_callback, false); + + canvas.addEventListener("contextmenu", this._doNothing ); + canvas.addEventListener("DOMMouseScroll", this._mousewheel_callback, false); + + //touch events + //if( 'touchstart' in document.documentElement ) + { + canvas.addEventListener("touchstart", this.touchHandler, true); + canvas.addEventListener("touchmove", this.touchHandler, true); + canvas.addEventListener("touchend", this.touchHandler, true); + canvas.addEventListener("touchcancel", this.touchHandler, true); + } + + //Keyboard ****************** + this._key_callback = this.processKey.bind(this); + + canvas.addEventListener("keydown", this._key_callback, true ); + document.addEventListener("keyup", this._key_callback, true ); //in document, otherwise it doesnt fire keyup + + //Droping Stuff over nodes ************************************ + this._ondrop_callback = this.processDrop.bind(this); + + canvas.addEventListener("dragover", this._doNothing, false ); + canvas.addEventListener("dragend", this._doNothing, false ); + canvas.addEventListener("drop", this._ondrop_callback, false ); + canvas.addEventListener("dragenter", this._doReturnTrue, false ); + + this._events_binded = true; +} + +/** +* unbinds mouse events from the canvas +* @method unbindEvents +**/ +LGraphCanvas.prototype.unbindEvents = function() +{ + if( !this._events_binded ) + { + console.warn("LGraphCanvas: no events binded"); + return; + } + + var ref_window = this.getCanvasWindow(); + var document = ref_window.document; + + this.canvas.removeEventListener( "mousedown", this._mousedown_callback ); + this.canvas.removeEventListener( "mousewheel", this._mousewheel_callback ); + this.canvas.removeEventListener( "DOMMouseScroll", this._mousewheel_callback ); + this.canvas.removeEventListener( "keydown", this._key_callback ); + document.removeEventListener( "keyup", this._key_callback ); + this.canvas.removeEventListener( "contextmenu", this._doNothing ); + this.canvas.removeEventListener( "drop", this._ondrop_callback ); + this.canvas.removeEventListener( "dragenter", this._doReturnTrue ); + + this.canvas.removeEventListener("touchstart", this.touchHandler ); + this.canvas.removeEventListener("touchmove", this.touchHandler ); + this.canvas.removeEventListener("touchend", this.touchHandler ); + this.canvas.removeEventListener("touchcancel", this.touchHandler ); + + this._mousedown_callback = null; + this._mousewheel_callback = null; + this._key_callback = null; + this._ondrop_callback = null; + + this._events_binded = false; +} + +LGraphCanvas.getFileExtension = function (url) +{ + var question = url.indexOf("?"); + if(question != -1) + url = url.substr(0,question); + var point = url.lastIndexOf("."); + if(point == -1) + return ""; + return url.substr(point+1).toLowerCase(); +} + +/** +* this function allows to render the canvas using WebGL instead of Canvas2D +* this is useful if you plant to render 3D objects inside your nodes, it uses litegl.js for webgl and canvas2DtoWebGL to emulate the Canvas2D calls in webGL +* @method enableWebGL +**/ +LGraphCanvas.prototype.enableWebGL = function() +{ + if(typeof(GL) === undefined) + throw("litegl.js must be included to use a WebGL canvas"); + if(typeof(enableWebGLCanvas) === undefined) + throw("webglCanvas.js must be included to use this feature"); + + this.gl = this.ctx = enableWebGLCanvas(this.canvas); + this.ctx.webgl = true; + this.bgcanvas = this.canvas; + this.bgctx = this.gl; + this.canvas.webgl_enabled = true; + + /* + GL.create({ canvas: this.bgcanvas }); + this.bgctx = enableWebGLCanvas( this.bgcanvas ); + window.gl = this.gl; + */ +} + + +/** +* marks as dirty the canvas, this way it will be rendered again +* +* @class LGraphCanvas +* @method setDirty +* @param {bool} fgcanvas if the foreground canvas is dirty (the one containing the nodes) +* @param {bool} bgcanvas if the background canvas is dirty (the one containing the wires) +*/ +LGraphCanvas.prototype.setDirty = function( fgcanvas, bgcanvas ) +{ + if(fgcanvas) + this.dirty_canvas = true; + if(bgcanvas) + this.dirty_bgcanvas = true; +} + +/** +* Used to attach the canvas in a popup +* +* @method getCanvasWindow +* @return {window} returns the window where the canvas is attached (the DOM root node) +*/ +LGraphCanvas.prototype.getCanvasWindow = function() +{ + if(!this.canvas) + return window; + var doc = this.canvas.ownerDocument; + return doc.defaultView || doc.parentWindow; +} + +/** +* starts rendering the content of the canvas when needed +* +* @method startRendering +*/ +LGraphCanvas.prototype.startRendering = function() +{ + if(this.is_rendering) + return; //already rendering + + this.is_rendering = true; + renderFrame.call(this); + + function renderFrame() + { + if(!this.pause_rendering) + this.draw(); + + var window = this.getCanvasWindow(); + if(this.is_rendering) + window.requestAnimationFrame( renderFrame.bind(this) ); + } +} + +/** +* stops rendering the content of the canvas (to save resources) +* +* @method stopRendering +*/ +LGraphCanvas.prototype.stopRendering = function() +{ + this.is_rendering = false; + /* + if(this.rendering_timer_id) + { + clearInterval(this.rendering_timer_id); + this.rendering_timer_id = null; + } + */ +} + +/* LiteGraphCanvas input */ + +LGraphCanvas.prototype.processMouseDown = function(e) +{ + if(!this.graph) + return; + + this.adjustMouseEvent(e); + + var ref_window = this.getCanvasWindow(); + var document = ref_window.document; + LGraphCanvas.active_canvas = this; + var that = this; + + //move mouse move event to the window in case it drags outside of the canvas + this.canvas.removeEventListener("mousemove", this._mousemove_callback ); + ref_window.document.addEventListener("mousemove", this._mousemove_callback, true ); //catch for the entire window + ref_window.document.addEventListener("mouseup", this._mouseup_callback, true ); + + var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); + var skip_dragging = false; + var skip_action = false; + var now = LiteGraph.getTime(); + var is_double_click = (now - this.last_mouseclick) < 300; + + this.canvas_mouse[0] = e.canvasX; + this.canvas_mouse[1] = e.canvasY; + + LiteGraph.closeAllContextMenus( ref_window ); + + if(e.which == 1) //left button mouse + { + if( e.ctrlKey ) + { + this.dragging_rectangle = new Float32Array(4); + this.dragging_rectangle[0] = e.canvasX; + this.dragging_rectangle[1] = e.canvasY; + this.dragging_rectangle[2] = 1; + this.dragging_rectangle[3] = 1; + skip_action = true; + } + + var clicking_canvas_bg = false; + + //when clicked on top of a node + //and it is not interactive + if( node && this.allow_interaction && !skip_action ) + { + if( !this.live_mode && !node.flags.pinned ) + this.bringToFront( node ); //if it wasnt selected? + + //not dragging mouse to connect two slots + if(!this.connecting_node && !node.flags.collapsed && !this.live_mode) + { + //search for outputs + if(node.outputs) + for(var i = 0, l = node.outputs.length; i < l; ++i) + { + var output = node.outputs[i]; + var link_pos = node.getConnectionPos(false,i); + if( isInsideRectangle( e.canvasX, e.canvasY, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) + { + this.connecting_node = node; + this.connecting_output = output; + this.connecting_pos = node.getConnectionPos(false,i); + this.connecting_slot = i; + + if (is_double_click) { + if (node.onOutputDblClick) + node.onOutputDblClick(i, e); + } else { + if (node.onOutputClick) + node.onOutputClick(i, e); + } + + skip_action = true; + break; + } + } + + //search for inputs + if(node.inputs) + for(var i = 0, l = node.inputs.length; i < l; ++i) + { + var input = node.inputs[i]; + var link_pos = node.getConnectionPos( true, i ); + if( isInsideRectangle(e.canvasX, e.canvasY, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) + { + if (is_double_click) { + if (node.onInputDblClick) + node.onInputDblClick(i, e); + } else { + if (node.onInputClick) + node.onInputClick(i, e); + } + + if(input.link !== null) + { + node.disconnectInput(i); + this.dirty_bgcanvas = true; + skip_action = true; + } + } + } + + //Search for corner + if( !skip_action && node.flags.resizable !== false && isInsideRectangle(e.canvasX, e.canvasY, node.pos[0] + node.size[0] - 5, node.pos[1] + node.size[1] - 5 ,5,5 )) + { + this.resizing_node = node; + this.canvas.style.cursor = "se-resize"; + skip_action = true; + } + } + + //Search for corner + if( !skip_action && isInsideRectangle(e.canvasX, e.canvasY, node.pos[0], node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT )) + { + node.collapse(); + skip_action = true; + } + + //it wasnt clicked on the links boxes + if(!skip_action) + { + var block_drag_node = false; + + //widgets + var widget = this.processNodeWidgets( node, this.canvas_mouse, e ); + if(widget) + { + block_drag_node = true; + this.node_widget = [node, widget]; + } + + //double clicking + if (is_double_click && this.selected_nodes[ node.id ]) + { + //double click node + if( node.onDblClick) + node.onDblClick(e); + this.processNodeDblClicked( node ); + block_drag_node = true; + } + + //if do not capture mouse + if( node.onMouseDown && node.onMouseDown( e, [e.canvasX - node.pos[0], e.canvasY - node.pos[1]] ) ) + block_drag_node = true; + else if(this.live_mode) + { + clicking_canvas_bg = true; + block_drag_node = true; + } + + if(!block_drag_node) + { + if(this.allow_dragnodes) + this.node_dragged = node; + if(!this.selected_nodes[ node.id ]) + this.processNodeSelected( node, e ); + } + + this.dirty_canvas = true; + } + } + else //clicked outside of nodes + { + this.selected_group = this.graph.getGroupOnPos( e.canvasX, e.canvasY ); + this.selected_group_resizing = false; + if( this.selected_group ) + { + if( e.ctrlKey ) + this.dragging_rectangle = null; + + var dist = distance( [e.canvasX, e.canvasY], [ this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1] ] ); + if( (dist * this.scale) < 10 ) + this.selected_group_resizing = true; + else + this.selected_group.recomputeInsideNodes(); + } + + if( is_double_click ) + this.showSearchBox( e ); + + clicking_canvas_bg = true; + } + + if( !skip_action && clicking_canvas_bg && this.allow_dragcanvas ) + { + this.dragging_canvas = true; + } + } + else if (e.which == 2) //middle button + { + + } + else if (e.which == 3) //right button + { + this.processContextMenu( node, e ); + } + + //TODO + //if(this.node_selected != prev_selected) + // this.onNodeSelectionChange(this.node_selected); + + this.last_mouse[0] = e.localX; + this.last_mouse[1] = e.localY; + this.last_mouseclick = LiteGraph.getTime(); + + /* + if( (this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) + this.draw(); + */ + + this.graph.change(); + + //this is to ensure to defocus(blur) if a text input element is on focus + if(!ref_window.document.activeElement || (ref_window.document.activeElement.nodeName.toLowerCase() != "input" && ref_window.document.activeElement.nodeName.toLowerCase() != "textarea")) + e.preventDefault(); + e.stopPropagation(); + + if(this.onMouseDown) + this.onMouseDown(e); + + return false; +} + +/** +* Called when a mouse move event has to be processed +* @method processMouseMove +**/ +LGraphCanvas.prototype.processMouseMove = function(e) +{ + if(this.autoresize) + this.resize(); + + if(!this.graph) + return; + + LGraphCanvas.active_canvas = this; + this.adjustMouseEvent(e); + var mouse = [e.localX, e.localY]; + var delta = [mouse[0] - this.last_mouse[0], mouse[1] - this.last_mouse[1]]; + this.last_mouse = mouse; + this.canvas_mouse[0] = e.canvasX; + this.canvas_mouse[1] = e.canvasY; + + if( this.node_widget ) + { + this.processNodeWidgets( this.node_widget[0], this.canvas_mouse, e, this.node_widget[1] ); + this.dirty_canvas = true; + } + + if( this.dragging_rectangle ) + { + this.dragging_rectangle[2] = e.canvasX - this.dragging_rectangle[0]; + this.dragging_rectangle[3] = e.canvasY - this.dragging_rectangle[1]; + this.dirty_canvas = true; + } + else if (this.selected_group) + { + if( this.selected_group_resizing ) + this.selected_group.size = [ e.canvasX - this.selected_group.pos[0], e.canvasY - this.selected_group.pos[1] ]; + else + { + var deltax = delta[0] / this.scale; + var deltay = delta[1] / this.scale; + this.selected_group.move( deltax, deltay, e.ctrlKey ); + if( this.selected_group._nodes.length) + this.dirty_canvas = true; + } + this.dirty_bgcanvas = true; + } + else if(this.dragging_canvas) + { + this.offset[0] += delta[0] / this.scale; + this.offset[1] += delta[1] / this.scale; + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + } + else if(this.allow_interaction) + { + if(this.connecting_node) + this.dirty_canvas = true; + + //get node over + var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); + + //remove mouseover flag + for(var i = 0, l = this.graph._nodes.length; i < l; ++i) + { + if(this.graph._nodes[i].mouseOver && node != this.graph._nodes[i]) + { + //mouse leave + this.graph._nodes[i].mouseOver = false; + if(this.node_over && this.node_over.onMouseLeave) + this.node_over.onMouseLeave(e); + this.node_over = null; + this.dirty_canvas = true; + } + } + + //mouse over a node + if(node) + { + //this.canvas.style.cursor = "move"; + if(!node.mouseOver) + { + //mouse enter + node.mouseOver = true; + this.node_over = node; + this.dirty_canvas = true; + + if(node.onMouseEnter) node.onMouseEnter(e); + } + + //in case the node wants to do something + if(node.onMouseMove) + node.onMouseMove(e); + + //if dragging a link + if(this.connecting_node) + { + var pos = this._highlight_input || [0,0]; //to store the output of isOverNodeInput + + //on top of input + if( this.isOverNodeBox( node, e.canvasX, e.canvasY ) ) + { + //mouse on top of the corner box, dont know what to do + } + else + { + //check if I have a slot below de mouse + var slot = this.isOverNodeInput( node, e.canvasX, e.canvasY, pos ); + if(slot != -1 && node.inputs[slot] ) + { + var slot_type = node.inputs[slot].type; + if( LiteGraph.isValidConnection( this.connecting_output.type, slot_type ) ) + this._highlight_input = pos; + } + else + this._highlight_input = null; + } + } + + //Search for corner + if(this.canvas) + { + if( isInsideRectangle(e.canvasX, e.canvasY, node.pos[0] + node.size[0] - 5, node.pos[1] + node.size[1] - 5 ,5,5 )) + this.canvas.style.cursor = "se-resize"; + else + this.canvas.style.cursor = null; + } + } + else if(this.canvas) + this.canvas.style.cursor = null; + + if(this.node_capturing_input && this.node_capturing_input != node && this.node_capturing_input.onMouseMove) + { + this.node_capturing_input.onMouseMove(e); + } + + + if(this.node_dragged && !this.live_mode) + { + /* + this.node_dragged.pos[0] += delta[0] / this.scale; + this.node_dragged.pos[1] += delta[1] / this.scale; + this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]); + this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]); + */ + + for(var i in this.selected_nodes) + { + var n = this.selected_nodes[i]; + + n.pos[0] += delta[0] / this.scale; + n.pos[1] += delta[1] / this.scale; + //n.pos[0] = Math.round(n.pos[0]); + //n.pos[1] = Math.round(n.pos[1]); + } + + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + } + + if(this.resizing_node && !this.live_mode) + { + //convert mouse to node space + this.resizing_node.size[0] = e.canvasX - this.resizing_node.pos[0]; + this.resizing_node.size[1] = e.canvasY - this.resizing_node.pos[1]; + + //constraint size + var max_slots = Math.max( this.resizing_node.inputs ? this.resizing_node.inputs.length : 0, this.resizing_node.outputs ? this.resizing_node.outputs.length : 0); + var min_height = max_slots * LiteGraph.NODE_SLOT_HEIGHT + ( this.resizing_node.widgets ? this.resizing_node.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4; + if(this.resizing_node.size[1] < min_height ) + this.resizing_node.size[1] = min_height; + if(this.resizing_node.size[0] < LiteGraph.NODE_MIN_WIDTH) + this.resizing_node.size[0] = LiteGraph.NODE_MIN_WIDTH; + + this.canvas.style.cursor = "se-resize"; + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + } + } + + /* + if((this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) + this.draw(); + */ + + e.preventDefault(); + //e.stopPropagation(); + return false; + //this is not really optimal + //this.graph.change(); +} + +/** +* Called when a mouse up event has to be processed +* @method processMouseUp +**/ +LGraphCanvas.prototype.processMouseUp = function(e) +{ + if(!this.graph) + return; + + var window = this.getCanvasWindow(); + var document = window.document; + LGraphCanvas.active_canvas = this; + + //restore the mousemove event back to the canvas + document.removeEventListener("mousemove", this._mousemove_callback, true ); + this.canvas.addEventListener("mousemove", this._mousemove_callback, true); + document.removeEventListener("mouseup", this._mouseup_callback, true ); + + this.adjustMouseEvent(e); + var now = LiteGraph.getTime(); + e.click_time = (now - this.last_mouseclick); + + if (e.which == 1) //left button + { + this.node_widget = null; + this.selected_group = null; + this.selected_group_resizing = false; + + if( this.dragging_rectangle ) + { + if(this.graph) + { + var nodes = this.graph._nodes; + var node_bounding = new Float32Array(4); + this.deselectAllNodes(); + if( this.dragging_rectangle[2] < 0 ) //flip if negative width + this.dragging_rectangle[0] += this.dragging_rectangle[2]; + if( this.dragging_rectangle[3] < 0 ) //flip if negative height + this.dragging_rectangle[1] += this.dragging_rectangle[3]; + this.dragging_rectangle[2] = Math.abs( this.dragging_rectangle[2] * this.scale ); //abs to convert negative width + this.dragging_rectangle[3] = Math.abs( this.dragging_rectangle[3] * this.scale ); //abs to convert negative height + + for(var i = 0; i < nodes.length; ++i) + { + var node = nodes[i]; + node.getBounding( node_bounding ); + if(!overlapBounding( this.dragging_rectangle, node_bounding )) + continue; //out of the visible area + this.selectNode( node, true ); + } + } + this.dragging_rectangle = null; + } + else if(this.connecting_node) //dragging a connection + { + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + + var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); + + //node below mouse + if(node) + { + if( this.connecting_output.type == LiteGraph.EVENT && this.isOverNodeBox( node, e.canvasX, e.canvasY ) ) + { + this.connecting_node.connect( this.connecting_slot, node, LiteGraph.EVENT ); + } + else + { + //slot below mouse? connect + var slot = this.isOverNodeInput(node, e.canvasX, e.canvasY); + if(slot != -1) + { + this.connecting_node.connect(this.connecting_slot, node, slot); + } + else + { //not on top of an input + var input = node.getInputInfo(0); + //auto connect + if(this.connecting_output.type == LiteGraph.EVENT) + this.connecting_node.connect( this.connecting_slot, node, LiteGraph.EVENT ); + else + if(input && !input.link && LiteGraph.isValidConnection( input.type && this.connecting_output.type ) ) + this.connecting_node.connect( this.connecting_slot, node, 0 ); + } + } + } + + this.connecting_output = null; + this.connecting_pos = null; + this.connecting_node = null; + this.connecting_slot = -1; + + }//not dragging connection + else if(this.resizing_node) + { + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + this.resizing_node = null; + } + else if(this.node_dragged) //node being dragged? + { + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]); + this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]); + if(this.graph.config.align_to_grid) + this.node_dragged.alignToGrid(); + this.node_dragged = null; + } + else //no node being dragged + { + //get node over + var node = this.graph.getNodeOnPos( e.canvasX, e.canvasY, this.visible_nodes ); + if ( !node && e.click_time < 300 ) + this.deselectAllNodes(); + + this.dirty_canvas = true; + this.dragging_canvas = false; + + if( this.node_over && this.node_over.onMouseUp ) + this.node_over.onMouseUp(e, [e.canvasX - this.node_over.pos[0], e.canvasY - this.node_over.pos[1]] ); + if( this.node_capturing_input && this.node_capturing_input.onMouseUp ) + this.node_capturing_input.onMouseUp(e, [e.canvasX - this.node_capturing_input.pos[0], e.canvasY - this.node_capturing_input.pos[1]] ); + } + } + else if (e.which == 2) //middle button + { + //trace("middle"); + this.dirty_canvas = true; + this.dragging_canvas = false; + } + else if (e.which == 3) //right button + { + //trace("right"); + this.dirty_canvas = true; + this.dragging_canvas = false; + } + + /* + if((this.dirty_canvas || this.dirty_bgcanvas) && this.rendering_timer_id == null) + this.draw(); + */ + + this.graph.change(); + + e.stopPropagation(); + e.preventDefault(); + return false; +} + +/** +* Called when a mouse wheel event has to be processed +* @method processMouseWheel +**/ +LGraphCanvas.prototype.processMouseWheel = function(e) +{ + if(!this.graph || !this.allow_dragcanvas) + return; + + var delta = (e.wheelDeltaY != null ? e.wheelDeltaY : e.detail * -60); + + this.adjustMouseEvent(e); + + var zoom = this.scale; + + if (delta > 0) + zoom *= 1.1; + else if (delta < 0) + zoom *= 1/(1.1); + + this.setZoom( zoom, [ e.localX, e.localY ] ); + + /* + if(this.rendering_timer_id == null) + this.draw(); + */ + + this.graph.change(); + + e.preventDefault(); + return false; // prevent default +} + +/** +* retuns true if a position (in graph space) is on top of a node little corner box +* @method isOverNodeBox +**/ +LGraphCanvas.prototype.isOverNodeBox = function( node, canvasx, canvasy ) +{ + var title_height = LiteGraph.NODE_TITLE_HEIGHT; + if( isInsideRectangle( canvasx, canvasy, node.pos[0] + 2, node.pos[1] + 2 - title_height, title_height - 4,title_height - 4) ) + return true; + return false; +} + +/** +* retuns true if a position (in graph space) is on top of a node input slot +* @method isOverNodeInput +**/ +LGraphCanvas.prototype.isOverNodeInput = function(node, canvasx, canvasy, slot_pos ) +{ + if(node.inputs) + for(var i = 0, l = node.inputs.length; i < l; ++i) + { + var input = node.inputs[i]; + var link_pos = node.getConnectionPos(true,i); + if( isInsideRectangle(canvasx, canvasy, link_pos[0] - 10, link_pos[1] - 5, 20,10) ) + { + if(slot_pos) + { + slot_pos[0] = link_pos[0]; + slot_pos[1] = link_pos[1]; + } + return i; + } + } + return -1; +} + +/** +* process a key event +* @method processKey +**/ +LGraphCanvas.prototype.processKey = function(e) +{ + if(!this.graph) + return; + + var block_default = false; + //console.log(e); //debug + + if(e.target.localName == "input") + return; + + if(e.type == "keydown") + { + if(e.keyCode == 32) + { + this.dragging_canvas = true; + block_default = true; + } + + //select all Control A + if(e.keyCode == 65 && e.ctrlKey) + { + this.selectNodes(); + block_default = true; + } + + if(e.code == "KeyC" && (e.metaKey || e.ctrlKey) && !e.shiftKey ) //copy + { + if(this.selected_nodes) + { + this.copyToClipboard(); + block_default = true; + } + } + + if(e.code == "KeyV" && (e.metaKey || e.ctrlKey) && !e.shiftKey ) //paste + { + this.pasteFromClipboard(); + } + + //delete or backspace + if(e.keyCode == 46 || e.keyCode == 8) + { + this.deleteSelectedNodes(); + block_default = true; + } + + //collapse + //... + + //TODO + if(this.selected_nodes) + for (var i in this.selected_nodes) + if(this.selected_nodes[i].onKeyDown) + this.selected_nodes[i].onKeyDown(e); + } + else if( e.type == "keyup" ) + { + if(e.keyCode == 32) + this.dragging_canvas = false; + + if(this.selected_nodes) + for (var i in this.selected_nodes) + if(this.selected_nodes[i].onKeyUp) + this.selected_nodes[i].onKeyUp(e); + } + + this.graph.change(); + + if(block_default) + { + e.preventDefault(); + return false; + } +} + +LGraphCanvas.prototype.copyToClipboard = function() +{ + var clipboard_info = { + nodes: [], + links: [] + }; + var index = 0; + var selected_nodes_array = []; + for(var i in this.selected_nodes) + { + var node = this.selected_nodes[i]; + node._relative_id = index; + selected_nodes_array.push( node ); + index += 1; + } + + for(var i = 0; i < selected_nodes_array.length; ++i) + { + var node = selected_nodes_array[i]; + clipboard_info.nodes.push( node.clone().serialize() ); + if(node.inputs && node.inputs.length) + for(var j = 0; j < node.inputs.length; ++j) + { + var input = node.inputs[j]; + if(!input || input.link == null) + continue; + var link_info = this.graph.links[ input.link ]; + if(!link_info) + continue; + var target_node = this.graph.getNodeById( link_info.origin_id ); + if(!target_node || !this.selected_nodes[ target_node.id ] ) //improve this by allowing connections to non-selected nodes + continue; //not selected + clipboard_info.links.push([ target_node._relative_id, j, node._relative_id, link_info.target_slot ]); + } + } + localStorage.setItem( "litegrapheditor_clipboard", JSON.stringify( clipboard_info ) ); +} + +LGraphCanvas.prototype.pasteFromClipboard = function() +{ + var data = localStorage.getItem( "litegrapheditor_clipboard" ); + if(!data) + return; + + //create nodes + var clipboard_info = JSON.parse(data); + var nodes = []; + for(var i = 0; i < clipboard_info.nodes.length; ++i) + { + var node_data = clipboard_info.nodes[i]; + var node = LiteGraph.createNode( node_data.type ); + if(node) + { + node.configure(node_data); + node.pos[0] += 5; + node.pos[1] += 5; + this.graph.add( node ); + nodes.push( node ); + } + } + + //create links + for(var i = 0; i < clipboard_info.links.length; ++i) + { + var link_info = clipboard_info.links[i]; + var origin_node = nodes[ link_info[0] ]; + var target_node = nodes[ link_info[2] ]; + origin_node.connect( link_info[1], target_node, link_info[3] ); + } + + this.selectNodes( nodes ); +} + +/** +* process a item drop event on top the canvas +* @method processDrop +**/ +LGraphCanvas.prototype.processDrop = function(e) +{ + e.preventDefault(); + this.adjustMouseEvent(e); + + + var pos = [e.canvasX,e.canvasY]; + var node = this.graph.getNodeOnPos(pos[0],pos[1]); + + if(!node) + { + var r = null; + if(this.onDropItem) + r = this.onDropItem( event ); + if(!r) + this.checkDropItem(e); + return; + } + + if( node.onDropFile || node.onDropData ) + { + var files = e.dataTransfer.files; + if(files && files.length) + { + for(var i=0; i < files.length; i++) + { + var file = e.dataTransfer.files[0]; + var filename = file.name; + var ext = LGraphCanvas.getFileExtension( filename ); + //console.log(file); + + if(node.onDropFile) + node.onDropFile(file); + + if(node.onDropData) + { + //prepare reader + var reader = new FileReader(); + reader.onload = function (event) { + //console.log(event.target); + var data = event.target.result; + node.onDropData( data, filename, file ); + }; + + //read data + var type = file.type.split("/")[0]; + if(type == "text" || type == "") + reader.readAsText(file); + else if (type == "image") + reader.readAsDataURL(file); + else + reader.readAsArrayBuffer(file); + } + } + } + } + + if(node.onDropItem) + { + if( node.onDropItem( event ) ) + return true; + } + + if(this.onDropItem) + return this.onDropItem( event ); + + return false; +} + +//called if the graph doesnt have a default drop item behaviour +LGraphCanvas.prototype.checkDropItem = function(e) +{ + if(e.dataTransfer.files.length) + { + var file = e.dataTransfer.files[0]; + var ext = LGraphCanvas.getFileExtension( file.name ).toLowerCase(); + var nodetype = LiteGraph.node_types_by_file_extension[ext]; + if(nodetype) + { + var node = LiteGraph.createNode( nodetype.type ); + node.pos = [e.canvasX, e.canvasY]; + this.graph.add( node ); + if( node.onDropFile ) + node.onDropFile( file ); + } + } +} + + +LGraphCanvas.prototype.processNodeDblClicked = function(n) +{ + if(this.onShowNodePanel) + this.onShowNodePanel(n); + + if(this.onNodeDblClicked) + this.onNodeDblClicked(n); + + this.setDirty(true); +} + +LGraphCanvas.prototype.processNodeSelected = function(node,e) +{ + this.selectNode( node, e && e.shiftKey ); + if(this.onNodeSelected) + this.onNodeSelected(node); +} + +LGraphCanvas.prototype.processNodeDeselected = function(node) +{ + this.deselectNode(node); + if(this.onNodeDeselected) + this.onNodeDeselected(node); +} + +/** +* selects a given node (or adds it to the current selection) +* @method selectNode +**/ +LGraphCanvas.prototype.selectNode = function( node, add_to_current_selection ) +{ + if(node == null) + this.deselectAllNodes(); + else + this.selectNodes([node], add_to_current_selection ); +} + +/** +* selects several nodes (or adds them to the current selection) +* @method selectNodes +**/ +LGraphCanvas.prototype.selectNodes = function( nodes, add_to_current_selection ) +{ + if(!add_to_current_selection) + this.deselectAllNodes(); + + nodes = nodes || this.graph._nodes; + for(var i = 0; i < nodes.length; ++i) + { + var node = nodes[i]; + if(node.selected) + continue; + + if( !node.selected && node.onSelected ) + node.onSelected(); + node.selected = true; + this.selected_nodes[ node.id ] = node; + + if(node.inputs) + for(var j = 0; j < node.inputs.length; ++j) + this.highlighted_links[ node.inputs[j].link ] = true; + if(node.outputs) + for(var j = 0; j < node.outputs.length; ++j) + { + var out = node.outputs[j]; + if( out.links ) + for(var k = 0; k < out.links.length; ++k) + this.highlighted_links[ out.links[k] ] = true; + } + + } + + this.setDirty(true); +} + +/** +* removes a node from the current selection +* @method deselectNode +**/ +LGraphCanvas.prototype.deselectNode = function( node ) +{ + if(!node.selected) + return; + if(node.onDeselected) + node.onDeselected(); + node.selected = false; + + //remove highlighted + if(node.inputs) + for(var i = 0; i < node.inputs.length; ++i) + delete this.highlighted_links[ node.inputs[i].link ]; + if(node.outputs) + for(var i = 0; i < node.outputs.length; ++i) + { + var out = node.outputs[i]; + if( out.links ) + for(var j = 0; j < out.links.length; ++j) + delete this.highlighted_links[ out.links[j] ]; + } +} + +/** +* removes all nodes from the current selection +* @method deselectAllNodes +**/ +LGraphCanvas.prototype.deselectAllNodes = function() +{ + if(!this.graph) + return; + var nodes = this.graph._nodes; + for(var i = 0, l = nodes.length; i < l; ++i) + { + var node = nodes[i]; + if(!node.selected) + continue; + if(node.onDeselected) + node.onDeselected(); + node.selected = false; + } + this.selected_nodes = {}; + this.highlighted_links = {}; + this.setDirty(true); +} + +/** +* deletes all nodes in the current selection from the graph +* @method deleteSelectedNodes +**/ +LGraphCanvas.prototype.deleteSelectedNodes = function() +{ + for(var i in this.selected_nodes) + { + var m = this.selected_nodes[i]; + //if(m == this.node_in_panel) this.showNodePanel(null); + this.graph.remove(m); + } + this.selected_nodes = {}; + this.highlighted_links = {}; + this.setDirty(true); +} + +/** +* centers the camera on a given node +* @method centerOnNode +**/ +LGraphCanvas.prototype.centerOnNode = function(node) +{ + this.offset[0] = -node.pos[0] - node.size[0] * 0.5 + (this.canvas.width * 0.5 / this.scale); + this.offset[1] = -node.pos[1] - node.size[1] * 0.5 + (this.canvas.height * 0.5 / this.scale); + this.setDirty(true,true); +} + +/** +* adds some useful properties to a mouse event, like the position in graph coordinates +* @method adjustMouseEvent +**/ +LGraphCanvas.prototype.adjustMouseEvent = function(e) +{ + if(this.canvas) + { + var b = this.canvas.getBoundingClientRect(); + e.localX = e.pageX - b.left; + e.localY = e.pageY - b.top; + } + else + { + e.localX = e.pageX; + e.localY = e.pageY; + } + + e.deltaX = e.localX - this.last_mouse_position[0]; + e.deltaY = e.localY - this.last_mouse_position[1]; + + this.last_mouse_position[0] = e.localX; + this.last_mouse_position[1] = e.localY; + + e.canvasX = e.localX / this.scale - this.offset[0]; + e.canvasY = e.localY / this.scale - this.offset[1]; +} + +/** +* changes the zoom level of the graph (default is 1), you can pass also a place used to pivot the zoom +* @method setZoom +**/ +LGraphCanvas.prototype.setZoom = function(value, zooming_center) +{ + if(!zooming_center && this.canvas) + zooming_center = [this.canvas.width * 0.5,this.canvas.height * 0.5]; + + var center = this.convertOffsetToCanvas( zooming_center ); + + this.scale = value; + + if(this.scale > this.max_zoom) + this.scale = this.max_zoom; + else if(this.scale < this.min_zoom) + this.scale = this.min_zoom; + + var new_center = this.convertOffsetToCanvas( zooming_center ); + var delta_offset = [new_center[0] - center[0], new_center[1] - center[1]]; + + this.offset[0] += delta_offset[0]; + this.offset[1] += delta_offset[1]; + + this.dirty_canvas = true; + this.dirty_bgcanvas = true; +} + +/** +* converts a coordinate in canvas2D space to graphcanvas space (NAME IS CONFUSION, SHOULD BE THE OTHER WAY AROUND) +* @method convertOffsetToCanvas +**/ +LGraphCanvas.prototype.convertOffsetToCanvas = function( pos, out ) +{ + out = out || []; + out[0] = pos[0] / this.scale - this.offset[0]; + out[1] = pos[1] / this.scale - this.offset[1]; + return out; +} + +/** +* converts a coordinate in graphcanvas space to canvas2D space (NAME IS CONFUSION, SHOULD BE THE OTHER WAY AROUND) +* @method convertCanvasToOffset +**/ +LGraphCanvas.prototype.convertCanvasToOffset = function( pos, out ) +{ + out = out || []; + out[0] = (pos[0] + this.offset[0]) * this.scale; + out[1] = (pos[1] + this.offset[1]) * this.scale; + return out; +} + +LGraphCanvas.prototype.convertEventToCanvas = function(e) +{ + var rect = this.canvas.getBoundingClientRect(); + return this.convertOffsetToCanvas([e.pageX - rect.left,e.pageY - rect.top]); +} + +/** +* brings a node to front (above all other nodes) +* @method bringToFront +**/ +LGraphCanvas.prototype.bringToFront = function(node) +{ + var i = this.graph._nodes.indexOf(node); + if(i == -1) return; + + this.graph._nodes.splice(i,1); + this.graph._nodes.push(node); +} + +/** +* sends a node to the back (below all other nodes) +* @method sendToBack +**/ +LGraphCanvas.prototype.sendToBack = function(node) +{ + var i = this.graph._nodes.indexOf(node); + if(i == -1) return; + + this.graph._nodes.splice(i,1); + this.graph._nodes.unshift(node); +} + +/* Interaction */ + + + +/* LGraphCanvas render */ +var temp = new Float32Array(4); + +/** +* checks which nodes are visible (inside the camera area) +* @method computeVisibleNodes +**/ +LGraphCanvas.prototype.computeVisibleNodes = function( nodes, out ) +{ + var visible_nodes = out || []; + visible_nodes.length = 0; + nodes = nodes || this.graph._nodes; + for(var i = 0, l = nodes.length; i < l; ++i) + { + var n = nodes[i]; + + //skip rendering nodes in live mode + if(this.live_mode && !n.onDrawBackground && !n.onDrawForeground) + continue; + + if(!overlapBounding( this.visible_area, n.getBounding( temp ) )) + continue; //out of the visible area + + visible_nodes.push(n); + } + return visible_nodes; +} + +/** +* renders the whole canvas content, by rendering in two separated canvas, one containing the background grid and the connections, and one containing the nodes) +* @method draw +**/ +LGraphCanvas.prototype.draw = function(force_canvas, force_bgcanvas) +{ + if(!this.canvas) + return; + + //fps counting + var now = LiteGraph.getTime(); + this.render_time = (now - this.last_draw_time)*0.001; + this.last_draw_time = now; + + if(this.graph) + { + var start = [-this.offset[0], -this.offset[1] ]; + var end = [start[0] + this.canvas.width / this.scale, start[1] + this.canvas.height / this.scale]; + this.visible_area = new Float32Array([ start[0], start[1], end[0] - start[0], end[1] - start[1] ]); + } + + if(this.dirty_bgcanvas || force_bgcanvas || this.always_render_background || (this.graph && this.graph._last_trigger_time && (now - this.graph._last_trigger_time) < 1000) ) + this.drawBackCanvas(); + + if(this.dirty_canvas || force_canvas) + this.drawFrontCanvas(); + + this.fps = this.render_time ? (1.0 / this.render_time) : 0; + this.frame += 1; +} + +/** +* draws the front canvas (the one containing all the nodes) +* @method drawFrontCanvas +**/ +LGraphCanvas.prototype.drawFrontCanvas = function() +{ + this.dirty_canvas = false; + + if(!this.ctx) + this.ctx = this.bgcanvas.getContext("2d"); + var ctx = this.ctx; + if(!ctx) //maybe is using webgl... + return; + + if(ctx.start2D) + ctx.start2D(); + + var canvas = this.canvas; + + //reset in case of error + ctx.restore(); + ctx.setTransform(1, 0, 0, 1, 0, 0); + + //clip dirty area if there is one, otherwise work in full canvas + if(this.dirty_area) + { + ctx.save(); + ctx.beginPath(); + ctx.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]); + ctx.clip(); + } + + //clear + //canvas.width = canvas.width; + if(this.clear_background) + ctx.clearRect(0,0,canvas.width, canvas.height); + + //draw bg canvas + if(this.bgcanvas == this.canvas) + this.drawBackCanvas(); + else + ctx.drawImage(this.bgcanvas,0,0); + + //rendering + if(this.onRender) + this.onRender(canvas, ctx); + + //info widget + if(this.show_info) + this.renderInfo(ctx); + + if(this.graph) + { + //apply transformations + ctx.save(); + ctx.scale(this.scale,this.scale); + ctx.translate( this.offset[0],this.offset[1] ); + + //draw nodes + var drawn_nodes = 0; + var visible_nodes = this.computeVisibleNodes( null, this.visible_nodes ); + + for (var i = 0; i < visible_nodes.length; ++i) + { + var node = visible_nodes[i]; + + //transform coords system + ctx.save(); + ctx.translate( node.pos[0], node.pos[1] ); + + //Draw + this.drawNode( node, ctx ); + drawn_nodes += 1; + + //Restore + ctx.restore(); + } + + //on top (debug) + if( this.render_execution_order) + this.drawExecutionOrder(ctx); + + + //connections ontop? + if(this.graph.config.links_ontop) + if(!this.live_mode) + this.drawConnections(ctx); + + //current connection (the one being dragged by the mouse) + if(this.connecting_pos != null) + { + ctx.lineWidth = this.connections_width; + var link_color = null; + switch( this.connecting_output.type ) + { + case LiteGraph.EVENT: link_color = LiteGraph.EVENT_LINK_COLOR; break; + default: + link_color = LiteGraph.CONNECTING_LINK_COLOR; + } + //the connection being dragged by the mouse + this.renderLink( ctx, this.connecting_pos, [this.canvas_mouse[0],this.canvas_mouse[1]], null, false, null, link_color, this.connecting_output.dir || (this.connecting_node.flags.horizontal ? LiteGraph.DOWN : LiteGraph.RIGHT), LiteGraph.CENTER ); + + ctx.beginPath(); + if( this.connecting_output.type === LiteGraph.EVENT || this.connecting_output.shape === LiteGraph.BOX_SHAPE ) + ctx.rect( (this.connecting_pos[0] - 6) + 0.5, (this.connecting_pos[1] - 5) + 0.5,14,10); + else + ctx.arc( this.connecting_pos[0], this.connecting_pos[1],4,0,Math.PI*2); + ctx.fill(); + + ctx.fillStyle = "#ffcc00"; + if(this._highlight_input) + { + ctx.beginPath(); + ctx.arc( this._highlight_input[0], this._highlight_input[1],6,0,Math.PI*2); + ctx.fill(); + } + } + + if( this.dragging_rectangle ) + { + ctx.strokeStyle = "#FFF"; + ctx.strokeRect( this.dragging_rectangle[0], this.dragging_rectangle[1], this.dragging_rectangle[2], this.dragging_rectangle[3] ); + } + + + ctx.restore(); + } + + if(this.dirty_area) + { + ctx.restore(); + //this.dirty_area = null; + } + + if(ctx.finish2D) //this is a function I use in webgl renderer + ctx.finish2D(); +} + +/** +* draws some useful stats in the corner of the canvas +* @method renderInfo +**/ +LGraphCanvas.prototype.renderInfo = function( ctx, x, y ) +{ + x = x || 0; + y = y || 0; + + ctx.save(); + ctx.translate( x, y ); + + ctx.font = "10px Arial"; + ctx.fillStyle = "#888"; + if(this.graph) + { + ctx.fillText( "T: " + this.graph.globaltime.toFixed(2)+"s",5,13*1 ); + ctx.fillText( "I: " + this.graph.iteration,5,13*2 ); + ctx.fillText( "V: " + this.graph._version,5,13*3 ); + ctx.fillText( "FPS:" + this.fps.toFixed(2),5,13*4 ); + } + else + ctx.fillText( "No graph selected",5,13*1 ); + ctx.restore(); +} + +/** +* draws the back canvas (the one containing the background and the connections) +* @method drawBackCanvas +**/ +LGraphCanvas.prototype.drawBackCanvas = function() +{ + var canvas = this.bgcanvas; + if(canvas.width != this.canvas.width || + canvas.height != this.canvas.height) + { + canvas.width = this.canvas.width; + canvas.height = this.canvas.height; + } + + if(!this.bgctx) + this.bgctx = this.bgcanvas.getContext("2d"); + var ctx = this.bgctx; + if(ctx.start) + ctx.start(); + + //clear + if(this.clear_background) + ctx.clearRect(0,0,canvas.width, canvas.height); + + if(this._graph_stack && this._graph_stack.length) + { + ctx.strokeStyle = this._graph_stack[ this._graph_stack.length - 1].bgcolor; + ctx.lineWidth = 10; + ctx.strokeRect(1,1,canvas.width-2,canvas.height-2); + ctx.lineWidth = 1; + } + + var bg_already_painted = false; + if(this.onRenderBackground) + bg_already_painted = this.onRenderBackground( canvas, ctx ); + + //reset in case of error + ctx.restore(); + ctx.setTransform(1, 0, 0, 1, 0, 0); + + if(this.graph) + { + //apply transformations + ctx.save(); + ctx.scale(this.scale,this.scale); + ctx.translate(this.offset[0],this.offset[1]); + + //render BG + if(this.background_image && this.scale > 0.5 && !bg_already_painted) + { + if (this.zoom_modify_alpha) + ctx.globalAlpha = (1.0 - 0.5 / this.scale) * this.editor_alpha; + else + ctx.globalAlpha = this.editor_alpha; + ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = false; + if(!this._bg_img || this._bg_img.name != this.background_image) + { + this._bg_img = new Image(); + this._bg_img.name = this.background_image; + this._bg_img.src = this.background_image; + var that = this; + this._bg_img.onload = function() { + that.draw(true,true); + } + } + + var pattern = null; + if(this._pattern == null && this._bg_img.width > 0) + { + pattern = ctx.createPattern( this._bg_img, 'repeat' ); + this._pattern_img = this._bg_img; + this._pattern = pattern; + } + else + pattern = this._pattern; + if(pattern) + { + ctx.fillStyle = pattern; + ctx.fillRect(this.visible_area[0],this.visible_area[1],this.visible_area[2],this.visible_area[3]); + ctx.fillStyle = "transparent"; + } + + ctx.globalAlpha = 1.0; + ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = true; + } + + //groups + if(this.graph._groups.length && !this.live_mode) + this.drawGroups(canvas, ctx); + + if(this.onBackgroundRender) + this.onBackgroundRender(canvas, ctx); + + //DEBUG: show clipping area + //ctx.fillStyle = "red"; + //ctx.fillRect( this.visible_area[0] + 10, this.visible_area[1] + 10, this.visible_area[2] - 20, this.visible_area[3] - 20); + + //bg + if (this.render_canvas_border) { + ctx.strokeStyle = "#235"; + ctx.strokeRect(0,0,canvas.width,canvas.height); + } + + if(this.render_connections_shadows) + { + ctx.shadowColor = "#000"; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + ctx.shadowBlur = 6; + } + else + ctx.shadowColor = "rgba(0,0,0,0)"; + + //draw connections + if(!this.live_mode) + this.drawConnections(ctx); + + ctx.shadowColor = "rgba(0,0,0,0)"; + + //restore state + ctx.restore(); + } + + if(ctx.finish) + ctx.finish(); + + this.dirty_bgcanvas = false; + this.dirty_canvas = true; //to force to repaint the front canvas with the bgcanvas +} + +var temp_vec2 = new Float32Array(2); + +/** +* draws the given node inside the canvas +* @method drawNode +**/ +LGraphCanvas.prototype.drawNode = function(node, ctx ) +{ + var glow = false; + this.current_node = node; + + var color = node.color || node.constructor.color || LiteGraph.NODE_DEFAULT_COLOR; + var bgcolor = node.bgcolor || node.constructor.bgcolor || LiteGraph.NODE_DEFAULT_BGCOLOR; + + //shadow and glow + if (node.mouseOver) + glow = true; + + //only render if it forces it to do it + if(this.live_mode) + { + if(!node.flags.collapsed) + { + ctx.shadowColor = "transparent"; + if(node.onDrawForeground) + node.onDrawForeground(ctx, this); + } + + return; + } + + var editor_alpha = this.editor_alpha; + ctx.globalAlpha = editor_alpha; + + if(this.render_shadows) + { + ctx.shadowColor = LiteGraph.DEFAULT_SHADOW_COLOR; + ctx.shadowOffsetX = 2 * this.scale; + ctx.shadowOffsetY = 2 * this.scale; + ctx.shadowBlur = 3 * this.scale; + } + else + ctx.shadowColor = "transparent"; + + //custom draw collapsed method (draw after shadows because they are affected) + if(node.flags.collapsed && node.onDrawCollaped && node.onDrawCollapsed(ctx, this) == true) + return; + + //clip if required (mask) + var shape = node._shape || LiteGraph.BOX_SHAPE; + var size = temp_vec2; + temp_vec2.set( node.size ); + if( node.flags.collapsed ) + { + ctx.font = this.inner_text_font; + var title = node.getTitle ? node.getTitle() : node.title; + node._collapsed_width = Math.min( node.size[0], ctx.measureText(title).width + 40 );//LiteGraph.NODE_COLLAPSED_WIDTH; + size[0] = node._collapsed_width; + size[1] = 0; + } + + if( node.flags.clip_area ) //Start clipping + { + ctx.save(); + ctx.beginPath(); + if(shape == LiteGraph.BOX_SHAPE) + ctx.rect(0,0,size[0], size[1]); + else if (shape == LiteGraph.ROUND_SHAPE) + ctx.roundRect(0,0,size[0], size[1],10); + else if (shape == LiteGraph.CIRCLE_SHAPE) + ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5, 0, Math.PI*2); + ctx.clip(); + } + + //draw shape + this.drawNodeShape( node, ctx, size, color, bgcolor, node.selected, node.mouseOver ); + ctx.shadowColor = "transparent"; + + //connection slots + ctx.textAlign = node.flags.horizontal ? "center" : "left"; + ctx.font = this.inner_text_font; + + var render_text = this.scale > 0.6; + + var out_slot = this.connecting_output; + ctx.lineWidth = 1; + + var max_y = 0; + + //render inputs and outputs + if(!node.flags.collapsed) + { + //input connection slots + if(node.inputs) + for(var i = 0; i < node.inputs.length; i++) + { + var slot = node.inputs[i]; + + ctx.globalAlpha = editor_alpha; + //change opacity of incompatible slots when dragging a connection + if ( this.connecting_node && LiteGraph.isValidConnection( slot.type && out_slot.type ) ) + ctx.globalAlpha = 0.4 * editor_alpha; + + ctx.fillStyle = slot.link != null ? (slot.color_on || this.default_connection_color.input_on) : (slot.color_off || this.default_connection_color.input_off); + + var pos = node.getConnectionPos( true, i ); + pos[0] -= node.pos[0]; + pos[1] -= node.pos[1]; + if( max_y < pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5 ) + max_y = pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5; + + ctx.beginPath(); + + if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { + ctx.rect((pos[0] - 6) + 0.5, (pos[1] - 5) + 0.5, 14, 10); + } else if (slot.shape === LiteGraph.ARROW_SHAPE) { + ctx.moveTo(pos[0] + 8, pos[1] + 0.5); + ctx.lineTo(pos[0] - 4, (pos[1] + 6) + 0.5); + ctx.lineTo(pos[0] - 4, (pos[1] - 6) + 0.5); + ctx.closePath(); + } else { + ctx.arc(pos[0], pos[1], 4, 0, Math.PI * 2); + } + + ctx.fill(); + + //render name + if(render_text) + { + var text = slot.label != null ? slot.label : slot.name; + if(text) + { + ctx.fillStyle = LiteGraph.NODE_TEXT_COLOR; + if( node.flags.horizontal || slot.dir == LiteGraph.UP ) + ctx.fillText(text,pos[0],pos[1] - 10); + else + ctx.fillText(text,pos[0] + 10,pos[1] + 5); + } + } + } + + //output connection slots + if(this.connecting_node) + ctx.globalAlpha = 0.4 * editor_alpha; + + ctx.textAlign = node.flags.horizontal ? "center" : "right"; + ctx.strokeStyle = "black"; + if(node.outputs) + for(var i = 0; i < node.outputs.length; i++) + { + var slot = node.outputs[i]; + + var pos = node.getConnectionPos(false,i); + pos[0] -= node.pos[0]; + pos[1] -= node.pos[1]; + if( max_y < pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5) + max_y = pos[1] + LiteGraph.NODE_SLOT_HEIGHT*0.5; + + ctx.fillStyle = slot.links && slot.links.length ? (slot.color_on || this.default_connection_color.output_on) : (slot.color_off || this.default_connection_color.output_off); + ctx.beginPath(); + //ctx.rect( node.size[0] - 14,i*14,10,10); + + if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { + ctx.rect((pos[0] - 6) + 0.5,(pos[1] - 5) + 0.5,14,10); + } else if (slot.shape === LiteGraph.ARROW_SHAPE) { + ctx.moveTo(pos[0] + 8, pos[1] + 0.5); + ctx.lineTo(pos[0] - 4, (pos[1] + 6) + 0.5); + ctx.lineTo(pos[0] - 4, (pos[1] - 6) + 0.5); + ctx.closePath(); + } else { + ctx.arc(pos[0], pos[1], 4, 0, Math.PI * 2); + } + + //trigger + //if(slot.node_id != null && slot.slot == -1) + // ctx.fillStyle = "#F85"; + + //if(slot.links != null && slot.links.length) + ctx.fill(); + ctx.stroke(); + + //render output name + if(render_text) + { + var text = slot.label != null ? slot.label : slot.name; + if(text) + { + ctx.fillStyle = LiteGraph.NODE_TEXT_COLOR; + if( node.flags.horizontal || slot.dir == LiteGraph.DOWN ) + ctx.fillText(text,pos[0],pos[1] - 8); + else + ctx.fillText(text, pos[0] - 10,pos[1] + 5); + } + } + } + + ctx.textAlign = "left"; + ctx.globalAlpha = 1; + + if(node.widgets) + { + if( node.flags.horizontal || node.flags.widgets_up ) + max_y = 2; + this.drawNodeWidgets( node, max_y, ctx, (this.node_widget && this.node_widget[0] == node) ? this.node_widget[1] : null ); + } + + //draw foreground + if(node.onDrawForeground) + { + //immediate gui stuff + if( node.gui_rects ) + node.gui_rects.length = 0; + node.onDrawForeground( ctx, this ); + } + } + else //if collapsed + { + if(node.inputs) + { + for(var i = 0; i < node.inputs.length; i++) + { + var slot = node.inputs[i]; + if( slot.link == null ) + continue; + ctx.fillStyle = slot.color_on || this.default_connection_color.input_on; + ctx.beginPath(); + if ( slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { + ctx.rect(0.5, 4 - LiteGraph.NODE_TITLE_HEIGHT + 0.5,14,LiteGraph.NODE_TITLE_HEIGHT - 8); + } else if (slot.shape === LiteGraph.ARROW_SHAPE) { + ctx.moveTo(8, LiteGraph.NODE_TITLE_HEIGHT * -0.5); + ctx.lineTo(-4, LiteGraph.NODE_TITLE_HEIGHT * -0.8); + ctx.lineTo(-4, LiteGraph.NODE_TITLE_HEIGHT * -0.2); + ctx.closePath(); + } else { + ctx.arc(0, LiteGraph.NODE_TITLE_HEIGHT * -0.5, 4, 0, Math.PI * 2); + } + ctx.fill(); + break; + } + } + + if(node.outputs) + { + for(var i = 0; i < node.outputs.length; i++) + { + var slot = node.outputs[i]; + if(!slot.links || !slot.links.length) + continue; + ctx.fillStyle = slot.color_on || this.default_connection_color.output_on; + ctx.strokeStyle = "black"; + ctx.beginPath(); + if (slot.type === LiteGraph.EVENT || slot.shape === LiteGraph.BOX_SHAPE) { + ctx.rect( node._collapsed_width - 4 + 0.5, 4 - LiteGraph.NODE_TITLE_HEIGHT + 0.5,14,LiteGraph.NODE_TITLE_HEIGHT - 8); + } else if (slot.shape === LiteGraph.ARROW_SHAPE) { + ctx.moveTo(node._collapsed_width + 6, LiteGraph.NODE_TITLE_HEIGHT * -0.5); + ctx.lineTo(node._collapsed_width - 6, LiteGraph.NODE_TITLE_HEIGHT * -0.8); + ctx.lineTo(node._collapsed_width - 6, LiteGraph.NODE_TITLE_HEIGHT * -0.2); + ctx.closePath(); + } else { + ctx.arc(node._collapsed_width, LiteGraph.NODE_TITLE_HEIGHT * -0.5, 4, 0, Math.PI * 2); + } + ctx.fill(); + ctx.stroke(); + } + } + + } + + if(node.flags.clip_area) + ctx.restore(); + + ctx.globalAlpha = 1.0; +} + +/** +* draws the shape of the given node in the canvas +* @method drawNodeShape +**/ +LGraphCanvas.prototype.drawNodeShape = function( node, ctx, size, fgcolor, bgcolor, selected, mouse_over ) +{ + //bg rect + ctx.strokeStyle = fgcolor; + ctx.fillStyle = bgcolor; + + var title_height = LiteGraph.NODE_TITLE_HEIGHT; + + //render node area depending on shape + var shape = node._shape || node.constructor.shape || LiteGraph.BOX_SHAPE; + var title_mode = node.constructor.title_mode; + + var render_title = true; + if( title_mode == LiteGraph.TRANSPARENT_TITLE ) + render_title = false; + else if( title_mode == LiteGraph.AUTOHIDE_TITLE && mouse_over) + render_title = true; + + var areax = 0; + var areay = render_title ? -title_height : 0; + var areaw = size[0]+1; + var areah = render_title ? size[1] + title_height : size[1]; + + if(!node.flags.collapsed) + { + if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5) + { + ctx.beginPath(); + ctx.rect( areax, areay, areaw, areah ); + ctx.fill(); + } + else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE) + { + ctx.beginPath(); + ctx.roundRect( areax, areay, areaw, areah, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius); + ctx.fill(); + } + else if (shape == LiteGraph.CIRCLE_SHAPE) + { + ctx.beginPath(); + ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5, 0, Math.PI*2); + ctx.fill(); + } + } + ctx.shadowColor = "transparent"; + + //image + if (node.bgImage && node.bgImage.width) + ctx.drawImage( node.bgImage, (size[0] - node.bgImage.width) * 0.5 , (size[1] - node.bgImage.height) * 0.5); + + if(node.bgImageUrl && !node.bgImage) + node.bgImage = node.loadImage(node.bgImageUrl); + + if( node.onDrawBackground ) + { + //immediate gui stuff + if( node.gui_rects ) + node.gui_rects.length = 0; + node.onDrawBackground( ctx, this ); + } + + //title bg (remember, it is rendered ABOVE the node) + if(render_title || title_mode == LiteGraph.TRANSPARENT_TITLE ) + { + //title bar + if(title_mode != LiteGraph.TRANSPARENT_TITLE) //!node.flags.collapsed) + { + if(node.flags.collapsed) + ctx.shadowColor = LiteGraph.DEFAULT_SHADOW_COLOR; + + //* gradient test + if(this.use_gradients) + { + var grad = LGraphCanvas.gradients[ fgcolor ]; + if(!grad) + { + grad = LGraphCanvas.gradients[ fgcolor ] = ctx.createLinearGradient(0,0,400,0); + grad.addColorStop(0, fgcolor); + grad.addColorStop(1, "#000"); + } + ctx.fillStyle = grad; + } + else + ctx.fillStyle = fgcolor; + + var old_alpha = ctx.globalAlpha; + //ctx.globalAlpha = 0.5 * old_alpha; + ctx.beginPath(); + if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5) + { + ctx.rect(0, -title_height, size[0]+1, title_height); + ctx.fill() + //ctx.stroke(); + } + else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE) + { + ctx.roundRect(0,-title_height,size[0]+1, title_height, this.round_radius, node.flags.collapsed ? this.round_radius : 0); + ctx.fill(); + } + ctx.shadowColor = "transparent"; + } + + //title box + if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CIRCLE_SHAPE || shape == LiteGraph.CARD_SHAPE) + { + if( this.scale > 0.5 ) + { + ctx.fillStyle = "black"; + ctx.beginPath(); + ctx.arc(title_height *0.5, title_height * -0.5, (title_height - 8) *0.5,0,Math.PI*2); + ctx.fill(); + } + + ctx.fillStyle = node.boxcolor || LiteGraph.NODE_DEFAULT_BOXCOLOR; + ctx.beginPath(); + ctx.arc(title_height *0.5, title_height * -0.5, (title_height - 8) *0.4,0,Math.PI*2); + ctx.fill(); + } + else + { + if( this.scale > 0.5 ) + { + ctx.fillStyle = "black"; + ctx.fillRect(4,-title_height + 4,title_height - 8,title_height - 8); + } + ctx.fillStyle = node.boxcolor || LiteGraph.NODE_DEFAULT_BOXCOLOR; + ctx.fillRect(5,-title_height + 5,title_height - 10,title_height - 10); + } + ctx.globalAlpha = old_alpha; + + //title text + if( this.scale > 0.5 ) + { + ctx.font = this.title_text_font; + var title = node.getTitle(); + if(title) + { + if(selected) + ctx.fillStyle = "white"; + else + ctx.fillStyle = node.constructor.title_text_color || this.node_title_color; + if( node.flags.collapsed ) + { + ctx.textAlign = "center"; + var measure = ctx.measureText(title); + ctx.fillText( title, title_height + measure.width * 0.5, -title_height * 0.2 ); + ctx.textAlign = "left"; + } + else + { + ctx.textAlign = "left"; + ctx.fillText( title, title_height, -title_height * 0.2 ); + } + } + } + } + + //render selection marker + if(selected) + { + if( title_mode == LiteGraph.TRANSPARENT_TITLE ) + { + areay -= title_height; + areah += title_height; + } + ctx.lineWidth = 1; + ctx.globalAlpha = 0.8; + ctx.beginPath(); + if(shape == LiteGraph.BOX_SHAPE) + ctx.rect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah ); + else if (shape == LiteGraph.ROUND_SHAPE || (shape == LiteGraph.CARD_SHAPE && node.flags.collapsed) ) + ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2); + else if (shape == LiteGraph.CARD_SHAPE) + ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2, 2); + else if (shape == LiteGraph.CIRCLE_SHAPE) + ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5 + 6, 0, Math.PI*2); + ctx.strokeStyle = "#FFF"; + ctx.stroke(); + ctx.strokeStyle = fgcolor; + ctx.globalAlpha = 1; + } +} + +/** +* draws every connection visible in the canvas +* OPTIMIZE THIS: precatch connections position instead of recomputing them every time +* @method drawConnections +**/ +LGraphCanvas.prototype.drawConnections = function(ctx) +{ + var now = LiteGraph.getTime(); + + //draw connections + ctx.lineWidth = this.connections_width; + + ctx.fillStyle = "#AAA"; + ctx.strokeStyle = "#AAA"; + ctx.globalAlpha = this.editor_alpha; + //for every node + for (var n = 0, l = this.graph._nodes.length; n < l; ++n) + { + var node = this.graph._nodes[n]; + //for every input (we render just inputs because it is easier as every slot can only have one input) + if(node.inputs && node.inputs.length) + for(var i = 0; i < node.inputs.length; ++i) + { + var input = node.inputs[i]; + if(!input || input.link == null) + continue; + var link_id = input.link; + var link = this.graph.links[ link_id ]; + if(!link) + continue; + + var start_node = this.graph.getNodeById( link.origin_id ); + if(start_node == null) continue; + var start_node_slot = link.origin_slot; + var start_node_slotpos = null; + + if(start_node_slot == -1) + start_node_slotpos = [start_node.pos[0] + 10, start_node.pos[1] + 10]; + else + start_node_slotpos = start_node.getConnectionPos(false, start_node_slot); + var end_node_slotpos = node.getConnectionPos(true,i); + var start_slot = start_node.outputs[start_node_slot]; + var end_slot = node.inputs[i]; + var start_dir = start_slot.dir || (start_node.flags.horizontal ? LiteGraph.DOWN : LiteGraph.RIGHT); + var end_dir = end_slot.dir || (node.flags.horizontal ? LiteGraph.UP : LiteGraph.LEFT); + + this.renderLink( ctx, start_node_slotpos, end_node_slotpos, link, false, 0, null, start_dir, end_dir ); + + //event triggered rendered on top + if(link && link._last_time && (now - link._last_time) < 1000 ) + { + var f = 2.0 - (now - link._last_time) * 0.002; + var color = "rgba(255,255,255, " + f.toFixed(2) + ")"; + this.renderLink( ctx, start_node_slotpos, end_node_slotpos, link, true, f, color, start_dir, end_dir ); + } + } + } + ctx.globalAlpha = 1; +} + +/** +* draws a link between two points +* @method renderLink +**/ +LGraphCanvas.prototype.renderLink = function( ctx, a, b, link, skip_border, flow, color, start_dir, end_dir ) +{ + if(!this.highquality_render) + { + ctx.beginPath(); + ctx.moveTo(a[0],a[1]); + ctx.lineTo(b[0],b[1]); + ctx.stroke(); + return; + } + + start_dir = start_dir || LiteGraph.RIGHT; + end_dir = end_dir || LiteGraph.LEFT; + + var dist = distance(a,b); + + if(this.render_connections_border && this.scale > 0.6) + ctx.lineWidth = this.connections_width + 4; + + //choose color + if( !color && link ) + color = LGraphCanvas.link_type_colors[ link.type ]; + if( !color ) + color = this.default_link_color; + + if( link != null && this.highlighted_links[ link.id ] ) + color = "#FFF"; + + //begin line shape + ctx.beginPath(); + + if(this.render_curved_connections) //splines + { + ctx.moveTo(a[0],a[1]); + var start_offset_x = 0; + var start_offset_y = 0; + var end_offset_x = 0; + var end_offset_y = 0; + switch(start_dir) + { + case LiteGraph.LEFT: start_offset_x = dist*-0.25; break; + case LiteGraph.RIGHT: start_offset_x = dist*0.25; break; + case LiteGraph.UP: start_offset_y = dist*-0.25; break; + case LiteGraph.DOWN: start_offset_y = dist*0.25; break; + } + switch(end_dir) + { + case LiteGraph.LEFT: end_offset_x = dist*-0.25; break; + case LiteGraph.RIGHT: end_offset_x = dist*0.25; break; + case LiteGraph.UP: end_offset_y = dist*-0.25; break; + case LiteGraph.DOWN: end_offset_y = dist*0.25; break; + } + ctx.bezierCurveTo(a[0] + start_offset_x, a[1] + start_offset_y, + b[0] + end_offset_x , b[1] + end_offset_y, + b[0], b[1] ); + } + else //lines + { + ctx.moveTo(a[0]+10,a[1]); + ctx.lineTo(((a[0]+10) + (b[0]-10))*0.5,a[1]); + ctx.lineTo(((a[0]+10) + (b[0]-10))*0.5,b[1]); + ctx.lineTo(b[0]-10,b[1]); + } + + //rendering the outline of the connection can be a little bit slow + if(this.render_connections_border && this.scale > 0.6 && !skip_border) + { + ctx.strokeStyle = "rgba(0,0,0,0.5)"; + ctx.stroke(); + } + + ctx.lineWidth = this.connections_width; + ctx.fillStyle = ctx.strokeStyle = color; + ctx.stroke(); + //end line shape + + //render arrow in the middle + if( this.render_connection_arrows && this.scale >= 0.6 ) + { + //render arrow + if(this.render_connection_arrows && this.scale > 0.6) + { + //compute two points in the connection + var pos = this.computeConnectionPoint(a, b, 0.5, start_dir, end_dir); + var pos2 = this.computeConnectionPoint(a, b, 0.51, start_dir, end_dir); + + //compute the angle between them so the arrow points in the right direction + var angle = 0; + if(this.render_curved_connections) + angle = -Math.atan2( pos2[0] - pos[0], pos2[1] - pos[1]); + else + angle = b[1] > a[1] ? 0 : Math.PI; + + //render arrow + ctx.save(); + ctx.translate(pos[0],pos[1]); + ctx.rotate(angle); + ctx.beginPath(); + ctx.moveTo(-5,-5); + ctx.lineTo(0,+5); + ctx.lineTo(+5,-5); + ctx.fill(); + ctx.restore(); + } + } + + //render flowing points + if(flow) + { + for(var i = 0; i < 5; ++i) + { + var f = (LiteGraph.getTime() * 0.001 + (i * 0.2)) % 1; + var pos = this.computeConnectionPoint(a,b,f, start_dir, end_dir); + ctx.beginPath(); + ctx.arc(pos[0],pos[1],5,0,2*Math.PI); + ctx.fill(); + } + } +} + +LGraphCanvas.prototype.computeConnectionPoint = function(a,b,t,start_dir,end_dir) +{ + start_dir = start_dir || LiteGraph.RIGHT; + end_dir = end_dir || LiteGraph.LEFT; + + var dist = distance(a,b); + var p0 = a; + var p1 = [ a[0], a[1] ]; + var p2 = [ b[0], b[1] ]; + var p3 = b; + + switch(start_dir) + { + case LiteGraph.LEFT: p1[0] += dist*-0.25; break; + case LiteGraph.RIGHT: p1[0] += dist*0.25; break; + case LiteGraph.UP: p1[1] += dist*-0.25; break; + case LiteGraph.DOWN: p1[1] += dist*0.25; break; + } + switch(end_dir) + { + case LiteGraph.LEFT: p2[0] += dist*-0.25; break; + case LiteGraph.RIGHT: p2[0] += dist*0.25; break; + case LiteGraph.UP: p2[1] += dist*-0.25; break; + case LiteGraph.DOWN: p2[1] += dist*0.25; break; + } + + var c1 = (1-t)*(1-t)*(1-t); + var c2 = 3*((1-t)*(1-t))*t; + var c3 = 3*(1-t)*(t*t); + var c4 = t*t*t; + + var x = c1*p0[0] + c2*p1[0] + c3*p2[0] + c4*p3[0]; + var y = c1*p0[1] + c2*p1[1] + c3*p2[1] + c4*p3[1]; + return [x,y]; +} + +LGraphCanvas.prototype.drawExecutionOrder = function(ctx) +{ + ctx.shadowColor = "transparent"; + ctx.globalAlpha = 0.25; + + ctx.textAlign = "center"; + ctx.strokeStyle = "white"; + ctx.globalAlpha = 0.75; + + var visible_nodes = this.visible_nodes; + for (var i = 0; i < visible_nodes.length; ++i) + { + var node = visible_nodes[i]; + ctx.fillStyle = "black"; + ctx.fillRect( node.pos[0] - LiteGraph.NODE_TITLE_HEIGHT, node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT ); + if(node.order == 0) + ctx.strokeRect( node.pos[0] - LiteGraph.NODE_TITLE_HEIGHT + 0.5, node.pos[1] - LiteGraph.NODE_TITLE_HEIGHT + 0.5, LiteGraph.NODE_TITLE_HEIGHT, LiteGraph.NODE_TITLE_HEIGHT ); + ctx.fillStyle = "#FFF"; + ctx.fillText( node.order, node.pos[0] + LiteGraph.NODE_TITLE_HEIGHT * -0.5, node.pos[1] - 6 ); + } + ctx.globalAlpha = 1; +} + + +/** +* draws the widgets stored inside a node +* @method drawNodeWidgets +**/ +LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widget ) +{ + if(!node.widgets || !node.widgets.length) + return 0; + var width = node.size[0]; + var widgets = node.widgets; + posY += 2; + var H = LiteGraph.NODE_WIDGET_HEIGHT; + var show_text = this.scale > 0.5; + ctx.save(); + ctx.globalAlpha = this.editor_alpha; + + for(var i = 0; i < widgets.length; ++i) + { + var w = widgets[i]; + var y = posY; + if(w.y) + y = w.y; + w.last_y = y; + ctx.strokeStyle = "#AAA"; + ctx.fillStyle = "#222"; + ctx.textAlign = "left"; + + switch( w.type ) + { + case "button": + if(w.clicked) + { + ctx.fillStyle = "#AAA"; + w.clicked = false; + this.dirty_canvas = true; + } + ctx.fillRect(10,y,width-20,H); + ctx.strokeRect(10,y,width-20,H); + if(show_text) + { + ctx.textAlign = "center"; + ctx.fillStyle = "#AAA"; + ctx.fillText( w.name, width*0.5, y + H*0.7 ); + } + break; + case "slider": + ctx.fillStyle = "#111"; + ctx.fillRect(10,y,width-20,H); + var range = w.options.max - w.options.min; + var nvalue = (w.value - w.options.min) / range; + ctx.fillStyle = active_widget == w ? "#89A" : "#678"; + ctx.fillRect(10,y,nvalue*(width-20),H); + ctx.strokeRect(10,y,width-20,H); + if(show_text) + { + ctx.textAlign = "center"; + ctx.fillStyle = "#DDD"; + ctx.fillText( w.name + " " + Number(w.value).toFixed(3), width*0.5, y + H*0.7 ); + } + break; + case "number": + case "combo": + ctx.textAlign = "left"; + ctx.strokeStyle = "#AAA"; + ctx.fillStyle = "#111"; + ctx.beginPath(); + ctx.roundRect( 10, posY, width - 20, H,H*0.5 ); + ctx.fill(); + ctx.stroke(); + ctx.fillStyle = "#AAA"; + ctx.beginPath(); + ctx.moveTo( 26, posY + 5 ); + ctx.lineTo( 16, posY + H*0.5 ); + ctx.lineTo( 26, posY + H - 5 ); + ctx.moveTo( width - 26, posY + 5 ); + ctx.lineTo( width - 16, posY + H*0.5 ); + ctx.lineTo( width - 26, posY + H - 5 ); + ctx.fill(); + if(show_text) + { + ctx.fillStyle = "#999"; + ctx.fillText( w.name, 30, y + H*0.7 ); + ctx.fillStyle = "#DDD"; + ctx.textAlign = "right"; + if(w.type == "number") + ctx.fillText( Number(w.value).toFixed( w.options.precision !== undefined ? w.options.precision : 3), width - 40, y + H*0.7 ); + else + ctx.fillText( w.value, width - 40, y + H*0.7 ); + } + break; + case "text": + ctx.textAlign = "left"; + ctx.strokeStyle = "#AAA"; + ctx.fillStyle = "#111"; + ctx.beginPath(); + ctx.roundRect( 10, posY, width - 20, H,H*0.5 ); + ctx.fill(); + ctx.stroke(); + if(show_text) + { + ctx.fillStyle = "#999"; + if(w.name != null) + ctx.fillText( w.name, 20, y + H*0.7 ); + ctx.fillStyle = "#DDD"; + ctx.textAlign = "right"; + ctx.fillText( w.value, width - 20, y + H*0.7 ); + } + break; + default: + break; + } + posY += H + 4; + } + ctx.restore(); +} + +/** +* process an event on widgets +* @method processNodeWidgets +**/ +LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_widget ) +{ + if(!node.widgets || !node.widgets.length) + return null; + + var x = pos[0] - node.pos[0]; + var y = pos[1] - node.pos[1]; + var width = node.size[0]; + var that = this; + + for(var i = 0; i < node.widgets.length; ++i) + { + var w = node.widgets[i]; + if( w == active_widget || (x > 6 && x < (width - 12) && y > w.last_y && y < (w.last_y + LiteGraph.NODE_WIDGET_HEIGHT)) ) + { + //inside widget + switch( w.type ) + { + case "button": + if(w.callback) + setTimeout( function(){ w.callback( w, that, node, pos ); }, 20 ); + w.clicked = true; + this.dirty_canvas = true; + break; + case "slider": + var range = w.options.max - w.options.min; + var nvalue = Math.clamp( (x - 10) / (width - 20), 0, 1); + w.value = w.options.min + (w.options.max - w.options.min) * nvalue; + if(w.callback) + setTimeout( function(){ w.callback( w.value, that, node, pos ); }, 20 ); + this.dirty_canvas = true; + break; + case "number": + case "combo": + if(event.type == "mousemove" && w.type == "number") + { + w.value += (event.deltaX * 0.1) * (w.options.step || 1); + if(w.options.min != null && w.value < w.options.min) + w.value = w.options.min; + if(w.options.max != null && w.value > w.options.max) + w.value = w.options.max; + } + else if( event.type == "mousedown" ) + { + var delta = ( x < 40 ? -1 : ( x > width - 40 ? 1 : 0) ); + if (w.type == "number") + { + w.value += delta * 0.1 * (w.options.step || 1); + if(w.options.min != null && w.value < w.options.min) + w.value = w.options.min; + if(w.options.max != null && w.value > w.options.max) + w.value = w.options.max; + } + else if(delta) + { + var index = w.options.values.indexOf( w.value ) + delta; + if( index >= w.options.values.length ) + index = 0; + if( index < 0 ) + index = w.options.values.length - 1; + w.value = w.options.values[ index ]; + } + } + if(w.callback) + setTimeout( (function(){ this.callback( this.value, that, node, pos ); }).bind(w), 20 ); + this.dirty_canvas = true; + break; + case "text": + if( event.type == "mousedown" ) + this.prompt( "Value", w.value, (function(v){ this.value = v; }).bind(w), event ); + break; + } + + return w; + } + } + return null; +} + +/** +* draws every group area in the background +* @method drawGroups +**/ +LGraphCanvas.prototype.drawGroups = function(canvas, ctx) +{ + if(!this.graph) + return; + + var groups = this.graph._groups; + + ctx.save(); + ctx.globalAlpha = 0.5 * this.editor_alpha; + ctx.font = "24px Arial"; + + for(var i = 0; i < groups.length; ++i) + { + var group = groups[i]; + + if(!overlapBounding( this.visible_area, group._bounding )) + continue; //out of the visible area + + ctx.fillStyle = group.color || "#335"; + ctx.strokeStyle = group.color || "#335"; + var pos = group._pos; + var size = group._size; + ctx.globalAlpha = 0.25 * this.editor_alpha; + ctx.beginPath(); + ctx.rect( pos[0] + 0.5, pos[1] + 0.5, size[0], size[1] ); + ctx.fill(); + ctx.globalAlpha = this.editor_alpha;; + ctx.stroke(); + + ctx.beginPath(); + ctx.moveTo( pos[0] + size[0], pos[1] + size[1] ); + ctx.lineTo( pos[0] + size[0] - 10, pos[1] + size[1] ); + ctx.lineTo( pos[0] + size[0], pos[1] + size[1] - 10 ); + ctx.fill(); + + ctx.fillText( group.title, pos[0] + 4, pos[1] + 24 ); + } + + ctx.restore(); +} + +/** +* resizes the canvas to a given size, if no size is passed, then it tries to fill the parentNode +* @method resize +**/ +LGraphCanvas.prototype.resize = function(width, height) +{ + if(!width && !height) + { + var parent = this.canvas.parentNode; + width = parent.offsetWidth; + height = parent.offsetHeight; + } + + if(this.canvas.width == width && this.canvas.height == height) + return; + + this.canvas.width = width; + this.canvas.height = height; + this.bgcanvas.width = this.canvas.width; + this.bgcanvas.height = this.canvas.height; + this.setDirty(true,true); +} + +/** +* switches to live mode (node shapes are not rendered, only the content) +* this feature was designed when graphs where meant to create user interfaces +* @method switchLiveMode +**/ +LGraphCanvas.prototype.switchLiveMode = function(transition) +{ + if(!transition) + { + this.live_mode = !this.live_mode; + this.dirty_canvas = true; + this.dirty_bgcanvas = true; + return; + } + + var self = this; + var delta = this.live_mode ? 1.1 : 0.9; + if(this.live_mode) + { + this.live_mode = false; + this.editor_alpha = 0.1; + } + + var t = setInterval(function() { + self.editor_alpha *= delta; + self.dirty_canvas = true; + self.dirty_bgcanvas = true; + + if(delta < 1 && self.editor_alpha < 0.01) + { + clearInterval(t); + if(delta < 1) + self.live_mode = true; + } + if(delta > 1 && self.editor_alpha > 0.99) + { + clearInterval(t); + self.editor_alpha = 1; + } + },1); +} + +LGraphCanvas.prototype.onNodeSelectionChange = function(node) +{ + return; //disabled +} + +LGraphCanvas.prototype.touchHandler = function(event) +{ + //alert("foo"); + var touches = event.changedTouches, + first = touches[0], + type = ""; + + switch(event.type) + { + case "touchstart": type = "mousedown"; break; + case "touchmove": type = "mousemove"; break; + case "touchend": type = "mouseup"; break; + default: return; + } + + //initMouseEvent(type, canBubble, cancelable, view, clickCount, + // screenX, screenY, clientX, clientY, ctrlKey, + // altKey, shiftKey, metaKey, button, relatedTarget); + + var window = this.getCanvasWindow(); + var document = window.document; + + var simulatedEvent = document.createEvent("MouseEvent"); + simulatedEvent.initMouseEvent(type, true, true, window, 1, + first.screenX, first.screenY, + first.clientX, first.clientY, false, + false, false, false, 0/*left*/, null); + first.target.dispatchEvent(simulatedEvent); + event.preventDefault(); +} + +/* CONTEXT MENU ********************/ + +LGraphCanvas.onGroupAdd = function(info,entry,mouse_event) +{ + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var group = new LiteGraph.LGraphGroup(); + group.pos = canvas.convertEventToCanvas( mouse_event ); + canvas.graph.add( group ); +} + +LGraphCanvas.onMenuAdd = function( node, options, e, prev_menu ) +{ + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var values = LiteGraph.getNodeTypesCategories(); + var entries = []; + for(var i in values) + if(values[i]) + entries.push({ value: values[i], content: values[i], has_submenu: true }); + + var menu = new LiteGraph.ContextMenu( entries, { event: e, callback: inner_clicked, parentMenu: prev_menu }, ref_window); + + function inner_clicked( v, option, e ) + { + var category = v.value; + var node_types = LiteGraph.getNodeTypesInCategory( category, canvas.filter ); + var values = []; + for(var i in node_types) + values.push( { content: node_types[i].title, value: node_types[i].type }); + + new LiteGraph.ContextMenu( values, {event: e, callback: inner_create, parentMenu: menu }, ref_window); + return false; + } + + function inner_create( v, e ) + { + var first_event = prev_menu.getFirstEvent(); + var node = LiteGraph.createNode( v.value ); + if(node) + { + node.pos = canvas.convertEventToCanvas( first_event ); + canvas.graph.add( node ); + } + } + + return false; +} + +LGraphCanvas.onMenuCollapseAll = function() +{ + +} + + +LGraphCanvas.onMenuNodeEdit = function() +{ + +} + +LGraphCanvas.showMenuNodeOptionalInputs = function( v, options, e, prev_menu, node ) +{ + if(!node) + return; + + var that = this; + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var options = node.optional_inputs; + if(node.onGetInputs) + options = node.onGetInputs(); + + var entries = []; + if(options) + for (var i in options) + { + var entry = options[i]; + if(!entry) + { + entries.push(null); + continue; + } + var label = entry[0]; + if(entry[2] && entry[2].label) + label = entry[2].label; + var data = {content: label, value: entry}; + if(entry[1] == LiteGraph.ACTION) + data.className = "event"; + entries.push(data); + } + + if(this.onMenuNodeInputs) + entries = this.onMenuNodeInputs( entries ); + + if(!entries.length) + return; + + var menu = new LiteGraph.ContextMenu(entries, { event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }, ref_window); + + function inner_clicked(v, e, prev) + { + if(!node) + return; + + if(v.callback) + v.callback.call( that, node, v, e, prev ); + + if(v.value) + { + node.addInput(v.value[0],v.value[1], v.value[2]); + node.setDirtyCanvas(true,true); + } + } + + return false; +} + +LGraphCanvas.showMenuNodeOptionalOutputs = function( v, options, e, prev_menu, node ) +{ + if(!node) + return; + + var that = this; + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var options = node.optional_outputs; + if(node.onGetOutputs) + options = node.onGetOutputs(); + + var entries = []; + if(options) + for (var i in options) + { + var entry = options[i]; + if(!entry) //separator? + { + entries.push(null); + continue; + } + + if(node.flags && node.flags.skip_repeated_outputs && node.findOutputSlot(entry[0]) != -1) + continue; //skip the ones already on + var label = entry[0]; + if(entry[2] && entry[2].label) + label = entry[2].label; + var data = {content: label, value: entry}; + if(entry[1] == LiteGraph.EVENT) + data.className = "event"; + entries.push(data); + } + + if(this.onMenuNodeOutputs) + entries = this.onMenuNodeOutputs( entries ); + + if(!entries.length) + return; + + var menu = new LiteGraph.ContextMenu(entries, {event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }, ref_window); + + function inner_clicked( v, e, prev ) + { + if(!node) + return; + + if(v.callback) + v.callback.call( that, node, v, e, prev ); + + if(!v.value) + return; + + var value = v.value[1]; + + if(value && (value.constructor === Object || value.constructor === Array)) //submenu why? + { + var entries = []; + for(var i in value) + entries.push({ content: i, value: value[i]}); + new LiteGraph.ContextMenu( entries, { event: e, callback: inner_clicked, parentMenu: prev_menu, node: node }); + return false; + } + else + { + node.addOutput( v.value[0], v.value[1], v.value[2]); + node.setDirtyCanvas(true,true); + } + + } + + return false; +} + +LGraphCanvas.onShowMenuNodeProperties = function( value, options, e, prev_menu, node ) +{ + if(!node || !node.properties) + return; + + var that = this; + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var entries = []; + for (var i in node.properties) + { + var value = node.properties[i] !== undefined ? node.properties[i] : " "; + //value could contain invalid html characters, clean that + value = LGraphCanvas.decodeHTML(value); + entries.push({content: "" + i + "" + "" + value + "", value: i}); + } + if(!entries.length) + return; + + var menu = new LiteGraph.ContextMenu(entries, {event: e, callback: inner_clicked, parentMenu: prev_menu, allow_html: true, node: node },ref_window); + + function inner_clicked( v, options, e, prev ) + { + if(!node) + return; + var rect = this.getBoundingClientRect(); + canvas.showEditPropertyValue( node, v.value, { position: [rect.left, rect.top] }); + } + + return false; +} + +LGraphCanvas.decodeHTML = function( str ) +{ + var e = document.createElement("div"); + e.innerText = str; + return e.innerHTML; +} + +LGraphCanvas.onResizeNode = function( value, options, e, menu, node ) +{ + if(!node) + return; + node.size = node.computeSize(); + node.setDirtyCanvas(true,true); +} + + +LGraphCanvas.onShowTitleEditor = function( value, options, e, menu, node ) +{ + var input_html = ""; + + var dialog = document.createElement("div"); + dialog.className = "graphdialog"; + dialog.innerHTML = "Title"; + var input = dialog.querySelector("input"); + if(input) + { + input.value = node.title; + input.addEventListener("blur", function(e){ + this.focus(); + }); + input.addEventListener("keydown", function(e){ + if(e.keyCode != 13) + return; + inner(); + e.preventDefault(); + e.stopPropagation(); + }); + } + + var graphcanvas = LGraphCanvas.active_canvas; + var canvas = graphcanvas.canvas; + + var rect = canvas.getBoundingClientRect(); + var offsetx = -20; + var offsety = -20; + if(rect) + { + offsetx -= rect.left; + offsety -= rect.top; + } + + if( event ) + { + dialog.style.left = (event.pageX + offsetx) + "px"; + dialog.style.top = (event.pageY + offsety)+ "px"; + } + else + { + dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; + dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; + } + + var button = dialog.querySelector("button"); + button.addEventListener("click", inner ); + canvas.parentNode.appendChild( dialog ); + + function inner() + { + setValue( input.value ); + } + + function setValue(value) + { + node.title = value; + dialog.parentNode.removeChild( dialog ); + node.setDirtyCanvas(true,true); + } +} + +LGraphCanvas.prototype.prompt = function( title, value, callback, event ) +{ + var that = this; + var input_html = ""; + title = title || ""; + + var dialog = document.createElement("div"); + dialog.className = "graphdialog rounded"; + dialog.innerHTML = " "; + dialog.close = function() + { + that.prompt_box = null; + dialog.parentNode.removeChild( dialog ); + } + + dialog.addEventListener("mouseleave",function(e){ + dialog.close(); + }); + + if(that.prompt_box) + that.prompt_box.close(); + that.prompt_box = dialog; + + var first = null; + var timeout = null; + var selected = null; + + var name_element = dialog.querySelector(".name"); + name_element.innerText = title; + var value_element = dialog.querySelector(".value"); + value_element.value = value; + + var input = dialog.querySelector("input"); + input.addEventListener("keydown", function(e){ + if(e.keyCode == 27) //ESC + dialog.close(); + else if(e.keyCode == 13) + { + if( callback ) + callback( this.value ); + dialog.close(); + } + else + return; + e.preventDefault(); + e.stopPropagation(); + }); + + var button = dialog.querySelector("button"); + button.addEventListener("click", function(e){ + if( callback ) + callback( input.value ); + that.setDirty(true); + dialog.close(); + }); + + var graphcanvas = LGraphCanvas.active_canvas; + var canvas = graphcanvas.canvas; + + var rect = canvas.getBoundingClientRect(); + var offsetx = -20; + var offsety = -20; + if(rect) + { + offsetx -= rect.left; + offsety -= rect.top; + } + + if( event ) + { + dialog.style.left = (event.pageX + offsetx) + "px"; + dialog.style.top = (event.pageY + offsety)+ "px"; + } + else + { + dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; + dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; + } + + canvas.parentNode.appendChild( dialog ); + setTimeout( function(){ input.focus(); },10 ); + + return dialog; +} + +LGraphCanvas.prototype.showSearchBox = function(event) +{ + var that = this; + var input_html = ""; + + var dialog = document.createElement("div"); + dialog.className = "litegraph litesearchbox graphdialog rounded"; + dialog.innerHTML = "Search
"; + dialog.close = function() + { + that.search_box = null; + dialog.parentNode.removeChild( dialog ); + } + + dialog.addEventListener("mouseleave",function(e){ + dialog.close(); + }); + + if(that.search_box) + that.search_box.close(); + that.search_box = dialog; + + var helper = dialog.querySelector(".helper"); + + var first = null; + var timeout = null; + var selected = null; + + var input = dialog.querySelector("input"); + if(input) + { + input.addEventListener("blur", function(e){ + this.focus(); + }); + input.addEventListener("keydown", function(e){ + + if(e.keyCode == 38) //UP + changeSelection(false); + else if(e.keyCode == 40) //DOWN + changeSelection(true); + else if(e.keyCode == 27) //ESC + dialog.close(); + else if(e.keyCode == 13) + { + if(selected) + select( selected.innerHTML ) + else if(first) + select(first); + else + dialog.close(); + } + else + { + if(timeout) + clearInterval(timeout); + timeout = setTimeout( refreshHelper, 10 ); + return; + } + e.preventDefault(); + e.stopPropagation(); + }); + } + + var graphcanvas = LGraphCanvas.active_canvas; + var canvas = graphcanvas.canvas; + + var rect = canvas.getBoundingClientRect(); + var offsetx = -20; + var offsety = -20; + if(rect) + { + offsetx -= rect.left; + offsety -= rect.top; + } + + if( event ) + { + dialog.style.left = (event.pageX + offsetx) + "px"; + dialog.style.top = (event.pageY + offsety)+ "px"; + } + else + { + dialog.style.left = (canvas.width * 0.5 + offsetx) + "px"; + dialog.style.top = (canvas.height * 0.5 + offsety) + "px"; + } + + canvas.parentNode.appendChild( dialog ); + input.focus(); + + function select( name ) + { + if(name) + { + if( that.onSearchBoxSelection ) + that.onSearchBoxSelection( name, event, graphcanvas ); + else + { + var node = LiteGraph.createNode( name ); + if(node) + { + node.pos = graphcanvas.convertEventToCanvas( event ); + graphcanvas.graph.add( node ); + } + } + } + + dialog.close(); + } + + function changeSelection( forward ) + { + var prev = selected; + if(selected) + selected.classList.remove("selected"); + if(!selected) + selected = forward ? helper.childNodes[0] : helper.childNodes[ helper.childNodes.length ]; + else + { + selected = forward ? selected.nextSibling : selected.previousSibling; + if(!selected) + selected = prev; + } + if(!selected) + return; + selected.classList.add("selected"); + selected.scrollIntoView(); + } + + function refreshHelper() + { + timeout = null; + var str = input.value; + first = null; + helper.innerHTML = ""; + if(!str) + return; + + if( that.onSearchBox ) + that.onSearchBox( help, str, graphcanvas ); + else + for( var i in LiteGraph.registered_node_types ) + if(i.indexOf(str) != -1) + { + var help = document.createElement("div"); + if(!first) first = i; + help.innerText = i; + help.className = "litegraph lite-search-item"; + help.addEventListener("click", function(e){ + select( this.innerText ); + }); + helper.appendChild(help); + } + } + + return dialog; +} + +LGraphCanvas.prototype.showEditPropertyValue = function( node, property, options ) +{ + if(!node || node.properties[ property ] === undefined ) + return; + + options = options || {}; + var that = this; + + var type = "string"; + + if(node.properties[ property ] !== null) + type = typeof(node.properties[ property ]); + + //for arrays + if(type == "object") + { + if( node.properties[ property ].length ) + type = "array"; + } + + var info = null; + if(node.getPropertyInfo) + info = node.getPropertyInfo(property); + if(node.properties_info) + { + for(var i = 0; i < node.properties_info.length; ++i) + { + if( node.properties_info[i].name == property ) + { + info = node.properties_info[i]; + break; + } + } + } + + if(info !== undefined && info !== null && info.type ) + type = info.type; + + var input_html = ""; + + if(type == "string" || type == "number" || type == "array") + input_html = ""; + else if(type == "enum" && info.values) + { + input_html = ""; + } + else if(type == "boolean") + { + input_html = ""; + } + else + { + console.warn("unknown type: " + type ); + return; + } + + var dialog = this.createDialog( "" + property + ""+input_html+"" , options ); + + if(type == "enum" && info.values) + { + var input = dialog.querySelector("select"); + input.addEventListener("change", function(e){ + setValue( e.target.value ); + //var index = e.target.value; + //setValue( e.options[e.selectedIndex].value ); + }); + } + else if(type == "boolean") + { + var input = dialog.querySelector("input"); + if(input) + { + input.addEventListener("click", function(e){ + setValue( !!input.checked ); + }); + } + } + else + { + var input = dialog.querySelector("input"); + if(input) + { + input.addEventListener("blur", function(e){ + this.focus(); + }); + input.value = node.properties[ property ] !== undefined ? node.properties[ property ] : ""; + input.addEventListener("keydown", function(e){ + if(e.keyCode != 13) + return; + inner(); + e.preventDefault(); + e.stopPropagation(); + }); + } + } + + var button = dialog.querySelector("button"); + button.addEventListener("click", inner ); + + function inner() + { + setValue( input.value ); + } + + function setValue(value) + { + if(typeof( node.properties[ property ] ) == "number") + value = Number(value); + if(type == "array") + value = value.split(",").map(Number); + node.properties[ property ] = value; + if(node._graph) + node._graph._version++; + if(node.onPropertyChanged) + node.onPropertyChanged( property, value ); + dialog.close(); + node.setDirtyCanvas(true,true); + } +} + +LGraphCanvas.prototype.createDialog = function( html, options ) +{ + options = options || {}; + + var dialog = document.createElement("div"); + dialog.className = "graphdialog"; + dialog.innerHTML = html; + + var rect = this.canvas.getBoundingClientRect(); + var offsetx = -20; + var offsety = -20; + if(rect) + { + offsetx -= rect.left; + offsety -= rect.top; + } + + if( options.position ) + { + offsetx += options.position[0]; + offsety += options.position[1]; + } + else if( options.event ) + { + offsetx += options.event.pageX; + offsety += options.event.pageY; + } + else //centered + { + offsetx += this.canvas.width * 0.5; + offsety += this.canvas.height * 0.5; + } + + dialog.style.left = offsetx + "px"; + dialog.style.top = offsety + "px"; + + this.canvas.parentNode.appendChild( dialog ); + + dialog.close = function() + { + if(this.parentNode) + this.parentNode.removeChild( this ); + } + + return dialog; +} + +LGraphCanvas.onMenuNodeCollapse = function( value, options, e, menu, node ) +{ + node.collapse(); +} + +LGraphCanvas.onMenuNodePin = function( value, options, e, menu, node ) +{ + node.pin(); +} + +LGraphCanvas.onMenuNodeMode = function( value, options, e, menu, node ) +{ + new LiteGraph.ContextMenu(["Always","On Event","On Trigger","Never"], {event: e, callback: inner_clicked, parentMenu: menu, node: node }); + + function inner_clicked(v) + { + if(!node) + return; + switch(v) + { + case "On Event": node.mode = LiteGraph.ON_EVENT; break; + case "On Trigger": node.mode = LiteGraph.ON_TRIGGER; break; + case "Never": node.mode = LiteGraph.NEVER; break; + case "Always": + default: + node.mode = LiteGraph.ALWAYS; break; + } + } + + return false; +} + +LGraphCanvas.onMenuNodeColors = function( value, options, e, menu, node ) +{ + if(!node) + throw("no node for color"); + + var values = []; + values.push({ value:null, content:"No color" }); + + for(var i in LGraphCanvas.node_colors) + { + var color = LGraphCanvas.node_colors[i]; + var value = { value:i, content:""+i+"" }; + values.push(value); + } + new LiteGraph.ContextMenu( values, { event: e, callback: inner_clicked, parentMenu: menu, node: node }); + + function inner_clicked(v) + { + if(!node) + return; + + var color = v.value ? LGraphCanvas.node_colors[ v.value ] : null; + if(color) + { + if(node.constructor === LiteGraph.LGraphGroup) + node.color = color.groupcolor; + else + { + node.color = color.color; + node.bgcolor = color.bgcolor; + } + } + else + { + delete node.color; + delete node.bgcolor; + } + node.setDirtyCanvas(true,true); + } + + return false; +} + +LGraphCanvas.onMenuNodeShapes = function( value, options, e, menu, node ) +{ + if(!node) + throw("no node passed"); + + new LiteGraph.ContextMenu( LiteGraph.VALID_SHAPES, { event: e, callback: inner_clicked, parentMenu: menu, node: node }); + + function inner_clicked(v) + { + if(!node) + return; + node.shape = v; + node.setDirtyCanvas(true); + } + + return false; +} + +LGraphCanvas.onMenuNodeRemove = function( value, options, e, menu, node ) +{ + if(!node) + throw("no node passed"); + + if(node.removable === false) + return; + + node.graph.remove(node); + node.setDirtyCanvas(true,true); +} + +LGraphCanvas.onMenuNodeClone = function( value, options, e, menu, node ) +{ + if(node.clonable == false) return; + var newnode = node.clone(); + if(!newnode) + return; + newnode.pos = [node.pos[0]+5,node.pos[1]+5]; + node.graph.add(newnode); + node.setDirtyCanvas(true,true); +} + +LGraphCanvas.node_colors = { + "red": { color:"#322", bgcolor:"#533", groupcolor: "#A88" }, + "brown": { color:"#332922", bgcolor:"#593930", groupcolor: "#b06634" }, + "green": { color:"#232", bgcolor:"#353", groupcolor: "#8A8" }, + "blue": { color:"#223", bgcolor:"#335", groupcolor: "#88A" }, + "pale_blue": { color:"#2a363b", bgcolor:"#3f5159", groupcolor: "#3f789e" }, + "cyan": { color:"#233", bgcolor:"#355", groupcolor: "#8AA" }, + "purple": { color:"#323", bgcolor:"#535", groupcolor: "#a1309b" }, + "yellow": { color:"#432", bgcolor:"#653", groupcolor: "#b58b2a" }, + "black": { color:"#222", bgcolor:"#000", groupcolor: "#444" } +}; + +LGraphCanvas.prototype.getCanvasMenuOptions = function() +{ + var options = null; + if(this.getMenuOptions) + options = this.getMenuOptions(); + else + { + options = [ + { content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd }, + { content:"Add Group", callback: LGraphCanvas.onGroupAdd } + //{content:"Collapse All", callback: LGraphCanvas.onMenuCollapseAll } + ]; + + if(this._graph_stack && this._graph_stack.length > 0) + options = [{content:"Close subgraph", callback: this.closeSubgraph.bind(this) },null].concat(options); + } + + if(this.getExtraMenuOptions) + { + var extra = this.getExtraMenuOptions(this,options); + if(extra) + options = options.concat( extra ); + } + + return options; +} + +//called by processContextMenu to extract the menu list +LGraphCanvas.prototype.getNodeMenuOptions = function( node ) +{ + var options = null; + + if(node.getMenuOptions) + options = node.getMenuOptions(this); + else + options = [ + {content:"Inputs", has_submenu: true, disabled:true, callback: LGraphCanvas.showMenuNodeOptionalInputs }, + {content:"Outputs", has_submenu: true, disabled:true, callback: LGraphCanvas.showMenuNodeOptionalOutputs }, + null, + {content:"Properties", has_submenu: true, callback: LGraphCanvas.onShowMenuNodeProperties }, + null, + {content:"Title", callback: LGraphCanvas.onShowTitleEditor }, + {content:"Mode", has_submenu: true, callback: LGraphCanvas.onMenuNodeMode }, + {content:"Resize", callback: LGraphCanvas.onResizeNode }, + {content:"Collapse", callback: LGraphCanvas.onMenuNodeCollapse }, + {content:"Pin", callback: LGraphCanvas.onMenuNodePin }, + {content:"Colors", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors }, + {content:"Shapes", has_submenu: true, callback: LGraphCanvas.onMenuNodeShapes }, + null + ]; + + if(node.getExtraMenuOptions) + { + var extra = node.getExtraMenuOptions(this); + if(extra) + { + extra.push(null); + options = extra.concat( options ); + } + } + + if( node.clonable !== false ) + options.push({content:"Clone", callback: LGraphCanvas.onMenuNodeClone }); + if( node.removable !== false ) + options.push(null,{content:"Remove", callback: LGraphCanvas.onMenuNodeRemove }); + + if(node.onGetInputs) + { + var inputs = node.onGetInputs(); + if(inputs && inputs.length) + options[0].disabled = false; + } + + if(node.onGetOutputs) + { + var outputs = node.onGetOutputs(); + if(outputs && outputs.length ) + options[1].disabled = false; + } + + if(node.graph && node.graph.onGetNodeMenuOptions ) + node.graph.onGetNodeMenuOptions( options, node ); + + return options; +} + +LGraphCanvas.prototype.getGroupMenuOptions = function( node ) +{ + var o = [ + {content:"Title", callback: LGraphCanvas.onShowTitleEditor }, + {content:"Color", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors }, + null, + {content:"Remove", callback: LGraphCanvas.onMenuNodeRemove } + ]; + + return o; +} + +LGraphCanvas.prototype.processContextMenu = function( node, event ) +{ + var that = this; + var canvas = LGraphCanvas.active_canvas; + var ref_window = canvas.getCanvasWindow(); + + var menu_info = null; + var options = { event: event, callback: inner_option_clicked, extra: node }; + + //check if mouse is in input + var slot = null; + if(node) + { + slot = node.getSlotInPosition( event.canvasX, event.canvasY ); + LGraphCanvas.active_node = node; + } + + if(slot) //on slot + { + menu_info = []; + menu_info.push( slot.locked ? "Cannot remove" : { content: "Remove Slot", slot: slot } ); + menu_info.push( slot.nameLocked ? "Cannot rename" : { content: "Rename Slot", slot: slot } ); + options.title = (slot.input ? slot.input.type : slot.output.type) || "*"; + if(slot.input && slot.input.type == LiteGraph.ACTION) + options.title = "Action"; + if(slot.output && slot.output.type == LiteGraph.EVENT) + options.title = "Event"; + } + else + { + if( node ) //on node + menu_info = this.getNodeMenuOptions(node); + else + { + menu_info = this.getCanvasMenuOptions(); + var group = this.graph.getGroupOnPos( event.canvasX, event.canvasY ); + if( group ) //on group + menu_info.push(null,{content:"Edit Group", has_submenu: true, submenu: { title:"Group", extra: group, options: this.getGroupMenuOptions( group ) }}); + } + } + + //show menu + if(!menu_info) + return; + + var menu = new LiteGraph.ContextMenu( menu_info, options, ref_window ); + + function inner_option_clicked( v, options, e ) + { + if(!v) + return; + + if(v.content == "Remove Slot") + { + var info = v.slot; + if(info.input) + node.removeInput( info.slot ); + else if(info.output) + node.removeOutput( info.slot ); + return; + } + else if( v.content == "Rename Slot") + { + var info = v.slot; + var slot_info = info.input ? node.getInputInfo( info.slot ) : node.getOutputInfo( info.slot ); + var dialog = that.createDialog( "Name" , options ); + var input = dialog.querySelector("input"); + if(input && slot_info){ + input.value = slot_info.label; + } + dialog.querySelector("button").addEventListener("click",function(e){ + if(input.value) + { + if( slot_info ) + slot_info.label = input.value; + that.setDirty(true); + } + dialog.close(); + }); + } + + //if(v.callback) + // return v.callback.call(that, node, options, e, menu, that, event ); + } +} + + + + + + +//API ************************************************* +//like rect but rounded corners +if(this.CanvasRenderingContext2D) +CanvasRenderingContext2D.prototype.roundRect = function (x, y, width, height, radius, radius_low) { + if ( radius === undefined ) { + radius = 5; + } + + if(radius_low === undefined) + radius_low = radius; + + this.moveTo(x + radius, y); + this.lineTo(x + width - radius, y); + this.quadraticCurveTo(x + width, y, x + width, y + radius); + + this.lineTo(x + width, y + height - radius_low); + this.quadraticCurveTo(x + width, y + height, x + width - radius_low, y + height); + this.lineTo(x + radius_low, y + height); + this.quadraticCurveTo(x, y + height, x, y + height - radius_low); + this.lineTo(x, y + radius); + this.quadraticCurveTo(x, y, x + radius, y); +} + +function compareObjects(a,b) +{ + for(var i in a) + if(a[i] != b[i]) + return false; + return true; +} +LiteGraph.compareObjects = compareObjects; + +function distance(a,b) +{ + return Math.sqrt( (b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1]) ); +} +LiteGraph.distance = distance; + +function colorToString(c) +{ + return "rgba(" + Math.round(c[0] * 255).toFixed() + "," + Math.round(c[1] * 255).toFixed() + "," + Math.round(c[2] * 255).toFixed() + "," + (c.length == 4 ? c[3].toFixed(2) : "1.0") + ")"; +} +LiteGraph.colorToString = colorToString; + +function isInsideRectangle( x,y, left, top, width, height) +{ + if (left < x && (left + width) > x && + top < y && (top + height) > y) + return true; + return false; +} +LiteGraph.isInsideRectangle = isInsideRectangle; + +//[minx,miny,maxx,maxy] +function growBounding( bounding, x,y) +{ + if(x < bounding[0]) + bounding[0] = x; + else if(x > bounding[2]) + bounding[2] = x; + + if(y < bounding[1]) + bounding[1] = y; + else if(y > bounding[3]) + bounding[3] = y; +} +LiteGraph.growBounding = growBounding; + +//point inside boundin box +function isInsideBounding(p,bb) +{ + if (p[0] < bb[0][0] || + p[1] < bb[0][1] || + p[0] > bb[1][0] || + p[1] > bb[1][1]) + return false; + return true; +} +LiteGraph.isInsideBounding = isInsideBounding; + +//boundings overlap, format: [ startx, starty, width, height ] +function overlapBounding(a,b) +{ + var A_end_x = a[0] + a[2]; + var A_end_y = a[1] + a[3]; + var B_end_x = b[0] + b[2]; + var B_end_y = b[1] + b[3]; + + if ( a[0] > B_end_x || + a[1] > B_end_y || + A_end_x < b[0] || + A_end_y < b[1]) + return false; + return true; +} +LiteGraph.overlapBounding = overlapBounding; + +//Convert a hex value to its decimal value - the inputted hex must be in the +// format of a hex triplet - the kind we use for HTML colours. The function +// will return an array with three values. +function hex2num(hex) { + if(hex.charAt(0) == "#") hex = hex.slice(1); //Remove the '#' char - if there is one. + hex = hex.toUpperCase(); + var hex_alphabets = "0123456789ABCDEF"; + var value = new Array(3); + var k = 0; + var int1,int2; + for(var i=0;i<6;i+=2) { + int1 = hex_alphabets.indexOf(hex.charAt(i)); + int2 = hex_alphabets.indexOf(hex.charAt(i+1)); + value[k] = (int1 * 16) + int2; + k++; + } + return(value); +} + +LiteGraph.hex2num = hex2num; + +//Give a array with three values as the argument and the function will return +// the corresponding hex triplet. +function num2hex(triplet) { + var hex_alphabets = "0123456789ABCDEF"; + var hex = "#"; + var int1,int2; + for(var i=0;i<3;i++) { + int1 = triplet[i] / 16; + int2 = triplet[i] % 16; + + hex += hex_alphabets.charAt(int1) + hex_alphabets.charAt(int2); + } + return(hex); +} + +LiteGraph.num2hex = num2hex; + +/* LiteGraph GUI elements used for canvas editing *************************************/ + +/** +* ContextMenu from LiteGUI +* +* @class ContextMenu +* @constructor +* @param {Array} values (allows object { title: "Nice text", callback: function ... }) +* @param {Object} options [optional] Some options:\ +* - title: title to show on top of the menu +* - callback: function to call when an option is clicked, it receives the item information +* - ignore_item_callbacks: ignores the callback inside the item, it just calls the options.callback +* - event: you can pass a MouseEvent, this way the ContextMenu appears in that position +*/ +function ContextMenu( values, options ) +{ + options = options || {}; + this.options = options; + var that = this; + + //to link a menu with its parent + if(options.parentMenu) + { + if( options.parentMenu.constructor !== this.constructor ) + { + console.error("parentMenu must be of class ContextMenu, ignoring it"); + options.parentMenu = null; + } + else + { + this.parentMenu = options.parentMenu; + this.parentMenu.lock = true; + this.parentMenu.current_submenu = this; + } + } + + if(options.event && options.event.constructor !== MouseEvent && options.event.constructor !== CustomEvent) + { + console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."); + options.event = null; + } + + var root = document.createElement("div"); + root.className = "litegraph litecontextmenu litemenubar-panel"; + root.style.minWidth = 100; + root.style.minHeight = 100; + root.style.pointerEvents = "none"; + setTimeout( function() { root.style.pointerEvents = "auto"; },100); //delay so the mouse up event is not caugh by this element + + //this prevents the default context browser menu to open in case this menu was created when pressing right button + root.addEventListener("mouseup", function(e){ + e.preventDefault(); return true; + }, true); + root.addEventListener("contextmenu", function(e) { + if(e.button != 2) //right button + return false; + e.preventDefault(); + return false; + },true); + + root.addEventListener("mousedown", function(e){ + if(e.button == 2) + { + that.close(); + e.preventDefault(); return true; + } + }, true); + + function on_mouse_wheel(e) + { + var pos = parseInt( root.style.top ); + root.style.top = (pos + e.deltaY * 0.1).toFixed() + "px"; + e.preventDefault(); + return true; + } + + root.addEventListener("wheel", on_mouse_wheel, true); + root.addEventListener("mousewheel", on_mouse_wheel, true); + + + this.root = root; + + //title + if(options.title) + { + var element = document.createElement("div"); + element.className = "litemenu-title"; + element.innerHTML = options.title; + root.appendChild(element); + } + + //entries + var num = 0; + for(var i in values) + { + var name = values.constructor == Array ? values[i] : i; + if( name != null && name.constructor !== String ) + name = name.content === undefined ? String(name) : name.content; + var value = values[i]; + this.addItem( name, value, options ); + num++; + } + + //close on leave + root.addEventListener("mouseleave", function(e) { + if(that.lock) + return; + that.close(e); + }); + + //insert before checking position + var root_document = document; + if(options.event) + root_document = options.event.target.ownerDocument; + + if(!root_document) + root_document = document; + root_document.body.appendChild(root); + + //compute best position + var left = options.left || 0; + var top = options.top || 0; + if(options.event) + { + left = (options.event.pageX - 10); + top = (options.event.pageY - 10); + if(options.title) + top -= 20; + + if(options.parentMenu) + { + var rect = options.parentMenu.root.getBoundingClientRect(); + left = rect.left + rect.width; + } + + var body_rect = document.body.getBoundingClientRect(); + var root_rect = root.getBoundingClientRect(); + + if(left > (body_rect.width - root_rect.width - 10)) + left = (body_rect.width - root_rect.width - 10); + if(top > (body_rect.height - root_rect.height - 10)) + top = (body_rect.height - root_rect.height - 10); + } + + root.style.left = left + "px"; + root.style.top = top + "px"; +} + +ContextMenu.prototype.addItem = function( name, value, options ) +{ + var that = this; + options = options || {}; + + var element = document.createElement("div"); + element.className = "litemenu-entry submenu"; + + var disabled = false; + + if(value === null) + { + element.classList.add("separator"); + //element.innerHTML = "
" + //continue; + } + else + { + element.innerHTML = value && value.title ? value.title : name; + element.value = value; + + if(value) + { + if(value.disabled) + { + disabled = true; + element.classList.add("disabled"); + } + if(value.submenu || value.has_submenu) + element.classList.add("has_submenu"); + } + + if(typeof(value) == "function") + { + element.dataset["value"] = name; + element.onclick_callback = value; + } + else + element.dataset["value"] = value; + + if(value.className) + element.className += " " + value.className; + } + + this.root.appendChild(element); + if(!disabled) + element.addEventListener("click", inner_onclick); + if(options.autoopen) + element.addEventListener("mouseenter", inner_over); + + function inner_over(e) + { + var value = this.value; + if(!value || !value.has_submenu) + return; + inner_onclick.call(this,e); + } + + //menu option clicked + function inner_onclick(e) { + var value = this.value; + var close_parent = true; + + if(that.current_submenu) + that.current_submenu.close(e); + + //global callback + if(options.callback) + { + var r = options.callback.call( this, value, options, e, that, options.node ); + if(r === true) + close_parent = false; + } + + //special cases + if(value) + { + if (value.callback && !options.ignore_item_callbacks && value.disabled !== true ) //item callback + { + var r = value.callback.call( this, value, options, e, that, options.extra ); + if(r === true) + close_parent = false; + } + if(value.submenu) + { + if(!value.submenu.options) + throw("ContextMenu submenu needs options"); + var submenu = new that.constructor( value.submenu.options, { + callback: value.submenu.callback, + event: e, + parentMenu: that, + ignore_item_callbacks: value.submenu.ignore_item_callbacks, + title: value.submenu.title, + extra: value.submenu.extra, + autoopen: options.autoopen + }); + close_parent = false; + } + } + + if(close_parent && !that.lock) + that.close(); + } + + return element; +} + +ContextMenu.prototype.close = function(e, ignore_parent_menu) +{ + if(this.root.parentNode) + this.root.parentNode.removeChild( this.root ); + if(this.parentMenu && !ignore_parent_menu) + { + this.parentMenu.lock = false; + this.parentMenu.current_submenu = null; + if( e === undefined ) + this.parentMenu.close(); + else if( e && !ContextMenu.isCursorOverElement( e, this.parentMenu.root) ) + { + ContextMenu.trigger( this.parentMenu.root, "mouseleave", e ); + } + } + if(this.current_submenu) + this.current_submenu.close(e, true); +} + +//this code is used to trigger events easily (used in the context menu mouseleave +ContextMenu.trigger = function(element, event_name, params, origin) +{ + var evt = document.createEvent( 'CustomEvent' ); + evt.initCustomEvent( event_name, true,true, params ); //canBubble, cancelable, detail + evt.srcElement = origin; + if( element.dispatchEvent ) + element.dispatchEvent( evt ); + else if( element.__events ) + element.__events.dispatchEvent( evt ); + //else nothing seems binded here so nothing to do + return evt; +} + +//returns the top most menu +ContextMenu.prototype.getTopMenu = function() +{ + if( this.options.parentMenu ) + return this.options.parentMenu.getTopMenu(); + return this; +} + +ContextMenu.prototype.getFirstEvent = function() +{ + if( this.options.parentMenu ) + return this.options.parentMenu.getFirstEvent(); + return this.options.event; +} + + + +ContextMenu.isCursorOverElement = function( event, element ) +{ + var left = event.pageX; + var top = event.pageY; + var rect = element.getBoundingClientRect(); + if(!rect) + return false; + if(top > rect.top && top < (rect.top + rect.height) && + left > rect.left && left < (rect.left + rect.width) ) + return true; + return false; +} + + + +LiteGraph.ContextMenu = ContextMenu; + +LiteGraph.closeAllContextMenus = function( ref_window ) +{ + ref_window = ref_window || window; + + var elements = ref_window.document.querySelectorAll(".litecontextmenu"); + if(!elements.length) + return; + + var result = []; + for(var i = 0; i < elements.length; i++) + result.push(elements[i]); + + for(var i in result) + { + if(result[i].close) + result[i].close(); + else if(result[i].parentNode) + result[i].parentNode.removeChild( result[i] ); + } +} + +LiteGraph.extendClass = function ( target, origin ) +{ + for(var i in origin) //copy class properties + { + if(target.hasOwnProperty(i)) + continue; + target[i] = origin[i]; + } + + if(origin.prototype) //copy prototype properties + for(var i in origin.prototype) //only enumerables + { + if(!origin.prototype.hasOwnProperty(i)) + continue; + + if(target.prototype.hasOwnProperty(i)) //avoid overwritting existing ones + continue; + + //copy getters + if(origin.prototype.__lookupGetter__(i)) + target.prototype.__defineGetter__(i, origin.prototype.__lookupGetter__(i)); + else + target.prototype[i] = origin.prototype[i]; + + //and setters + if(origin.prototype.__lookupSetter__(i)) + target.prototype.__defineSetter__(i, origin.prototype.__lookupSetter__(i)); + } +} + +//used to create nodes from wrapping functions +LiteGraph.getParameterNames = function(func) { + return (func + '') + .replace(/[/][/].*$/mg,'') // strip single-line comments + .replace(/\s+/g, '') // strip white space + .replace(/[/][*][^/*]*[*][/]/g, '') // strip multi-line comments /**/ + .split('){', 1)[0].replace(/^[^(]*[(]/, '') // extract the parameters + .replace(/=[^,]+/g, '') // strip any ES6 defaults + .split(',').filter(Boolean); // split & filter [""] +} + +Math.clamp = function(v,a,b) { return (a > v ? a : (b < v ? b : v)); } + +if( typeof(window) != "undefined" && !window["requestAnimationFrame"] ) +{ + window.requestAnimationFrame = window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + (function( callback ){ + window.setTimeout(callback, 1000 / 60); + }); +} + +})(this); + +if(typeof(exports) != "undefined") + exports.LiteGraph = this.LiteGraph; + +//basic nodes +(function(global){ +var LiteGraph = global.LiteGraph; + +//Constant +function Time() +{ + this.addOutput("in ms","number"); + this.addOutput("in sec","number"); +} + +Time.title = "Time"; +Time.desc = "Time"; + +Time.prototype.onExecute = function() +{ + this.setOutputData(0, this.graph.globaltime * 1000 ); + this.setOutputData(1, this.graph.globaltime ); +} + +LiteGraph.registerNodeType("basic/time", Time); + + +//Subgraph: a node that contains a graph +function Subgraph() +{ + var that = this; + this.size = [120,80]; + + //create inner graph + this.subgraph = new LGraph(); + this.subgraph._subgraph_node = this; + this.subgraph._is_subgraph = true; + + this.subgraph.onGlobalInputAdded = this.onSubgraphNewGlobalInput.bind(this); + this.subgraph.onGlobalInputRenamed = this.onSubgraphRenamedGlobalInput.bind(this); + this.subgraph.onGlobalInputTypeChanged = this.onSubgraphTypeChangeGlobalInput.bind(this); + + this.subgraph.onGlobalOutputAdded = this.onSubgraphNewGlobalOutput.bind(this); + this.subgraph.onGlobalOutputRenamed = this.onSubgraphRenamedGlobalOutput.bind(this); + this.subgraph.onGlobalOutputTypeChanged = this.onSubgraphTypeChangeGlobalOutput.bind(this); + + this.addWidget("button","Open Graph",null,function( widget, graphcanvas ){ graphcanvas.openSubgraph(that.subgraph) }); + + this.bgcolor = "#353"; +} + +Subgraph.title = "Subgraph"; +Subgraph.desc = "Graph inside a node"; + +Subgraph.prototype.onSubgraphNewGlobalInput = function(name, type) +{ + //add input to the node + this.addInput(name, type); +} + +Subgraph.prototype.onSubgraphRenamedGlobalInput = function(oldname, name) +{ + var slot = this.findInputSlot( oldname ); + if(slot == -1) + return; + var info = this.getInputInfo(slot); + info.name = name; +} + +Subgraph.prototype.onSubgraphTypeChangeGlobalInput = function(name, type) +{ + var slot = this.findInputSlot( name ); + if(slot == -1) + return; + var info = this.getInputInfo(slot); + info.type = type; +} + + +Subgraph.prototype.onSubgraphNewGlobalOutput = function(name, type) +{ + //add output to the node + this.addOutput(name, type); +} + + +Subgraph.prototype.onSubgraphRenamedGlobalOutput = function(oldname, name) +{ + var slot = this.findOutputSlot( oldname ); + if(slot == -1) + return; + var info = this.getOutputInfo(slot); + info.name = name; +} + +Subgraph.prototype.onSubgraphTypeChangeGlobalOutput = function(name, type) +{ + var slot = this.findOutputSlot( name ); + if(slot == -1) + return; + var info = this.getOutputInfo(slot); + info.type = type; +} + + +Subgraph.prototype.getExtraMenuOptions = function(graphcanvas) +{ + var that = this; + return [ {content:"Open", callback: + function() { + graphcanvas.openSubgraph( that.subgraph ); + } + }]; +} + +Subgraph.prototype.onDrawForeground = function( ctx, graphcanvas ) +{ + /* + var node = this; + ctx.globalAlpha = 0.75; + graphcanvas.guiButton( ctx, [0,this.size[1] - 20, this.size[0], 19 ], "Open", function(){ graphcanvas.openSubgraph(node.subgraph); }); + ctx.globalAlpha = 1; + */ +} + +Subgraph.prototype.onResize = function(size) +{ + size[1] += 20; +} + +Subgraph.prototype.onExecute = function() +{ + //send inputs to subgraph global inputs + if(this.inputs) + for(var i = 0; i < this.inputs.length; i++) + { + var input = this.inputs[i]; + var value = this.getInputData(i); + this.subgraph.setGlobalInputData( input.name, value ); + } + + //execute + this.subgraph.runStep(); + + //send subgraph global outputs to outputs + if(this.outputs) + for(var i = 0; i < this.outputs.length; i++) + { + var output = this.outputs[i]; + var value = this.subgraph.getGlobalOutputData( output.name ); + this.setOutputData(i, value); + } +} + +Subgraph.prototype.configure = function(o) +{ + LGraphNode.prototype.configure.call(this, o); + //this.subgraph.configure(o.graph); +} + +Subgraph.prototype.serialize = function() +{ + var data = LGraphNode.prototype.serialize.call(this); + data.subgraph = this.subgraph.serialize(); + return data; +} + +Subgraph.prototype.clone = function() +{ + var node = LiteGraph.createNode(this.type); + var data = this.serialize(); + delete data["id"]; + delete data["inputs"]; + delete data["outputs"]; + node.configure(data); + return node; +} + + +LiteGraph.registerNodeType("graph/subgraph", Subgraph ); + + +//Input for a subgraph +function GlobalInput() +{ + + //random name to avoid problems with other outputs when added + var input_name = "input_" + (Math.random()*1000).toFixed(); + + this.addOutput(input_name, null ); + + this.properties = { name: input_name, type: null }; + + var that = this; + + Object.defineProperty( this.properties, "name", { + get: function() { + return input_name; + }, + set: function(v) { + if(v == "") + return; + + var info = that.getOutputInfo(0); + if(info.name == v) + return; + info.name = v; + if(that.graph) + that.graph.renameGlobalInput(input_name, v); + input_name = v; + }, + enumerable: true + }); + + Object.defineProperty( this.properties, "type", { + get: function() { return that.outputs[0].type; }, + set: function(v) { + that.outputs[0].type = v; + if(that.graph) + that.graph.changeGlobalInputType(input_name, that.outputs[0].type); + }, + enumerable: true + }); +} + +GlobalInput.title = "Input"; +GlobalInput.desc = "Input of the graph"; + +//When added to graph tell the graph this is a new global input +GlobalInput.prototype.onAdded = function() +{ + this.graph.addGlobalInput( this.properties.name, this.properties.type ); +} + +GlobalInput.prototype.onExecute = function() +{ + var name = this.properties.name; + + //read from global input + var data = this.graph.global_inputs[name]; + if(!data) return; + + //put through output + this.setOutputData(0,data.value); +} + +LiteGraph.registerNodeType("graph/input", GlobalInput); + + + +//Output for a subgraph +function GlobalOutput() +{ + //random name to avoid problems with other outputs when added + var output_name = "output_" + (Math.random()*1000).toFixed(); + + this.addInput(output_name, null); + + this._value = null; + + this.properties = {name: output_name, type: null }; + + var that = this; + + Object.defineProperty(this.properties, "name", { + get: function() { + return output_name; + }, + set: function(v) { + if(v == "") + return; + + var info = that.getInputInfo(0); + if(info.name == v) + return; + info.name = v; + if(that.graph) + that.graph.renameGlobalOutput(output_name, v); + output_name = v; + }, + enumerable: true + }); + + Object.defineProperty(this.properties, "type", { + get: function() { return that.inputs[0].type; }, + set: function(v) { + that.inputs[0].type = v; + if(that.graph) + that.graph.changeGlobalInputType( output_name, that.inputs[0].type ); + }, + enumerable: true + }); +} + +GlobalOutput.title = "Output"; +GlobalOutput.desc = "Output of the graph"; + +GlobalOutput.prototype.onAdded = function() +{ + var name = this.graph.addGlobalOutput( this.properties.name, this.properties.type ); +} + +GlobalOutput.prototype.getValue = function() +{ + return this._value; +} + +GlobalOutput.prototype.onExecute = function() +{ + this._value = this.getInputData(0); + this.graph.setGlobalOutputData( this.properties.name, this._value ); +} + +LiteGraph.registerNodeType("graph/output", GlobalOutput); + + + +//Constant +function Constant() +{ + this.addOutput("value","number"); + this.addProperty( "value", 1.0 ); + this.editable = { property:"value", type:"number" }; +} + +Constant.title = "Const"; +Constant.desc = "Constant value"; + + +Constant.prototype.setValue = function(v) +{ + if( typeof(v) == "string") v = parseFloat(v); + this.properties["value"] = v; + this.setDirtyCanvas(true); +}; + +Constant.prototype.onExecute = function() +{ + this.setOutputData(0, parseFloat( this.properties["value"] ) ); +} + +Constant.prototype.onDrawBackground = function(ctx) +{ + //show the current value + this.outputs[0].label = this.properties["value"].toFixed(3); +} + +Constant.prototype.onWidget = function(e,widget) +{ + if(widget.name == "value") + this.setValue(widget.value); +} + +LiteGraph.registerNodeType("basic/const", Constant); + + +//Watch a value in the editor +function Watch() +{ + this.size = [60,20]; + this.addInput("value",0,{label:""}); + this.addOutput("value",0,{label:""}); + this.addProperty( "value", "" ); +} + +Watch.title = "Watch"; +Watch.desc = "Show value of input"; + +Watch.prototype.onExecute = function() +{ + this.properties.value = this.getInputData(0); + this.setOutputData(0, this.properties.value); +} + +Watch.prototype.onDrawBackground = function(ctx) +{ + //show the current value + if(this.inputs[0] && this.properties["value"] != null) + { + if (this.properties["value"].constructor === Number ) + this.inputs[0].label = this.properties["value"].toFixed(3); + else + this.inputs[0].label = String(this.properties.value); + } +} + +LiteGraph.registerNodeType("basic/watch", Watch); + +//Watch a value in the editor +function Pass() +{ + this.addInput("in",0); + this.addOutput("out",0); + this.size = [40,20]; +} + +Pass.title = "Pass"; +Pass.desc = "Allows to connect different types"; + +Pass.prototype.onExecute = function() +{ + this.setOutputData( 0, this.getInputData(0) ); +} + +LiteGraph.registerNodeType("basic/pass", Pass); + + +//Show value inside the debug console +function Console() +{ + this.mode = LiteGraph.ON_EVENT; + this.size = [60,20]; + this.addProperty( "msg", "" ); + this.addInput("log", LiteGraph.EVENT); + this.addInput("msg",0); +} + +Console.title = "Console"; +Console.desc = "Show value inside the console"; + +Console.prototype.onAction = function(action, param) +{ + if(action == "log") + console.log( param ); + else if(action == "warn") + console.warn( param ); + else if(action == "error") + console.error( param ); +} + +Console.prototype.onExecute = function() +{ + var msg = this.getInputData(1); + if(msg !== null) + this.properties.msg = msg; + console.log(msg); +} + +Console.prototype.onGetInputs = function() +{ + return [["log",LiteGraph.ACTION],["warn",LiteGraph.ACTION],["error",LiteGraph.ACTION]]; +} + +LiteGraph.registerNodeType("basic/console", Console ); + + + +//Show value inside the debug console +function NodeScript() +{ + this.size = [60,20]; + this.addProperty( "onExecute", "" ); + this.addInput("in", ""); + this.addInput("in2", ""); + this.addOutput("out", ""); + this.addOutput("out2", ""); + + this._func = null; +} + +NodeScript.title = "Script"; +NodeScript.desc = "executes a code"; + +NodeScript.widgets_info = { + "onExecute": { type:"code" } +}; + +NodeScript.prototype.onPropertyChanged = function(name,value) +{ + if(name == "onExecute" && LiteGraph.allow_scripts ) + { + this._func = null; + try + { + this._func = new Function( value ); + } + catch (err) + { + console.error("Error parsing script"); + console.error(err); + } + } +} + +NodeScript.prototype.onExecute = function() +{ + if(!this._func) + return; + + try + { + this._func.call(this); + } + catch (err) + { + console.error("Error in script"); + console.error(err); + } +} + +LiteGraph.registerNodeType("basic/script", NodeScript ); + + +})(this); //event related nodes (function(global){ var LiteGraph = global.LiteGraph; @@ -8481,986 +8491,986 @@ DelayEvent.prototype.onGetInputs = function() LiteGraph.registerNodeType("events/delay", DelayEvent ); -})(this); -//widgets -(function(global){ -var LiteGraph = global.LiteGraph; - - /* Button ****************/ - - function WidgetButton() - { - this.addOutput( "clicked", LiteGraph.EVENT ); - this.addProperty( "text","" ); - this.addProperty( "font_size", 40 ); - this.addProperty( "message", "" ); - this.size = [64,84]; - } - - WidgetButton.title = "Button"; - WidgetButton.desc = "Triggers an event"; - - WidgetButton.font = "Arial"; - WidgetButton.prototype.onDrawForeground = function(ctx) - { - if(this.flags.collapsed) - return; - - //ctx.font = "40px Arial"; - //ctx.textAlign = "center"; - ctx.fillStyle = "black"; - ctx.fillRect(1,1,this.size[0] - 3, this.size[1] - 3); - ctx.fillStyle = "#AAF"; - ctx.fillRect(0,0,this.size[0] - 3, this.size[1] - 3); - ctx.fillStyle = this.clicked ? "white" : (this.mouseOver ? "#668" : "#334"); - ctx.fillRect(1,1,this.size[0] - 4, this.size[1] - 4); - - if( this.properties.text || this.properties.text === 0 ) - { - var font_size = this.properties.font_size || 30; - ctx.textAlign = "center"; - ctx.fillStyle = this.clicked ? "black" : "white"; - ctx.font = font_size + "px " + WidgetButton.font; - ctx.fillText( this.properties.text, this.size[0] * 0.5, this.size[1] * 0.5 + font_size * 0.3 ); - ctx.textAlign = "left"; - } - } - - WidgetButton.prototype.onMouseDown = function(e, local_pos) - { - if(local_pos[0] > 1 && local_pos[1] > 1 && local_pos[0] < (this.size[0] - 2) && local_pos[1] < (this.size[1] - 2) ) - { - this.clicked = true; - this.trigger( "clicked", this.properties.message ); - return true; - } - } - - WidgetButton.prototype.onMouseUp = function(e) - { - this.clicked = false; - } - - - LiteGraph.registerNodeType("widget/button", WidgetButton ); - - - function WidgetToggle() - { - this.addInput( "", "boolean" ); - this.addInput( "e", LiteGraph.ACTION ); - this.addOutput( "v", "boolean" ); - this.addOutput( "e", LiteGraph.EVENT ); - this.properties = { font: "", value: false }; - this.size = [124,64]; - } - - WidgetToggle.title = "Toggle"; - WidgetToggle.desc = "Toggles between true or false"; - - WidgetToggle.prototype.onDrawForeground = function(ctx) - { - if(this.flags.collapsed) - return; - - var size = this.size[1] * 0.5; - var margin = 0.25; - var h = this.size[1] * 0.8; - - ctx.fillStyle = "#AAA"; - ctx.fillRect(10, h - size,size,size); - - ctx.fillStyle = this.properties.value ? "#AEF" : "#000"; - ctx.fillRect(10+size*margin,h - size + size*margin,size*(1-margin*2),size*(1-margin*2)); - - ctx.textAlign = "left"; - ctx.font = this.properties.font || ((size * 0.8).toFixed(0) + "px Arial"); - ctx.fillStyle = "#AAA"; - ctx.fillText( this.title, size + 20, h * 0.85 ); - ctx.textAlign = "left"; - } - - WidgetToggle.prototype.onAction = function(action) - { - this.properties.value = !this.properties.value; - this.trigger( "e", this.properties.value ); - } - - WidgetToggle.prototype.onExecute = function() - { - var v = this.getInputData(0); - if( v != null ) - this.properties.value = v; - this.setOutputData( 0, this.properties.value ); - } - - WidgetToggle.prototype.onMouseDown = function(e, local_pos) - { - if(local_pos[0] > 1 && local_pos[1] > 1 && local_pos[0] < (this.size[0] - 2) && local_pos[1] < (this.size[1] - 2) ) - { - this.properties.value = !this.properties.value; - this.graph._version++; - this.trigger( "e", this.properties.value ); - return true; - } - } - - LiteGraph.registerNodeType("widget/toggle", WidgetToggle ); - - /* Number ****************/ - - function WidgetNumber() - { - this.addOutput("",'number'); - this.size = [74,54]; - this.properties = {min:-1000,max:1000,value:1,step:1}; - this.old_y = -1; - this._remainder = 0; - this._precision = 0; - this.mouse_captured = false; - } - - WidgetNumber.title = "Number"; - WidgetNumber.desc = "Widget to select number value"; - - WidgetNumber.pixels_threshold = 10; - WidgetNumber.markers_color = "#666"; - - WidgetNumber.prototype.onDrawForeground = function(ctx) - { - var x = this.size[0]*0.5; - var h = this.size[1]; - if(h > 30) - { - ctx.fillStyle = WidgetNumber.markers_color; - ctx.beginPath(); ctx.moveTo(x,h*0.1); ctx.lineTo(x+h*0.1,h*0.2); ctx.lineTo(x+h*-0.1,h*0.2); ctx.fill(); - ctx.beginPath(); ctx.moveTo(x,h*0.9); ctx.lineTo(x+h*0.1,h*0.8); ctx.lineTo(x+h*-0.1,h*0.8); ctx.fill(); - ctx.font = (h * 0.7).toFixed(1) + "px Arial"; - } - else - ctx.font = (h * 0.8).toFixed(1) + "px Arial"; - - ctx.textAlign = "center"; - ctx.font = (h * 0.7).toFixed(1) + "px Arial"; - ctx.fillStyle = "#EEE"; - ctx.fillText( this.properties.value.toFixed( this._precision ), x, h * 0.75 ); - } - - WidgetNumber.prototype.onExecute = function() - { - this.setOutputData(0, this.properties.value ); - } - - WidgetNumber.prototype.onPropertyChanged = function(name,value) - { - var t = (this.properties.step + "").split("."); - this._precision = t.length > 1 ? t[1].length : 0; - } - - WidgetNumber.prototype.onMouseDown = function(e, pos) - { - if(pos[1] < 0) - return; - - this.old_y = e.canvasY; - this.captureInput(true); - this.mouse_captured = true; - - return true; - } - - WidgetNumber.prototype.onMouseMove = function(e) - { - if(!this.mouse_captured) - return; - - var delta = this.old_y - e.canvasY; - if(e.shiftKey) - delta *= 10; - if(e.metaKey || e.altKey) - delta *= 0.1; - this.old_y = e.canvasY; - - var steps = (this._remainder + delta / WidgetNumber.pixels_threshold); - this._remainder = steps % 1; - steps = steps|0; - - var v = Math.clamp( this.properties.value + steps * this.properties.step, this.properties.min, this.properties.max ); - this.properties.value = v; - this.graph._version++; - this.setDirtyCanvas(true); - } - - WidgetNumber.prototype.onMouseUp = function(e,pos) - { - if(e.click_time < 200) - { - var steps = pos[1] > this.size[1] * 0.5 ? -1 : 1; - this.properties.value = Math.clamp( this.properties.value + steps * this.properties.step, this.properties.min, this.properties.max ); - this.graph._version++; - this.setDirtyCanvas(true); - } - - if( this.mouse_captured ) - { - this.mouse_captured = false; - this.captureInput(false); - } - } - - LiteGraph.registerNodeType("widget/number", WidgetNumber ); - - - /* Knob ****************/ - - function WidgetKnob() - { - this.addOutput("",'number'); - this.size = [64,84]; - this.properties = {min:0,max:1,value:0.5,wcolor:"#7AF",size:50}; - } - - WidgetKnob.title = "Knob"; - WidgetKnob.desc = "Circular controller"; - WidgetKnob.widgets = [{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",type:"minibutton"}]; - - - WidgetKnob.prototype.onAdded = function() - { - this.value = (this.properties["value"] - this.properties["min"]) / (this.properties["max"] - this.properties["min"]); - - this.imgbg = this.loadImage("imgs/knob_bg.png"); - this.imgfg = this.loadImage("imgs/knob_fg.png"); - } - - WidgetKnob.prototype.onDrawImageKnob = function(ctx) - { - if(!this.imgfg || !this.imgfg.width) return; - - var d = this.imgbg.width*0.5; - var scale = this.size[0] / this.imgfg.width; - - ctx.save(); - ctx.translate(0,20); - ctx.scale(scale,scale); - ctx.drawImage(this.imgbg,0,0); - //ctx.drawImage(this.imgfg,0,20); - - ctx.translate(d,d); - ctx.rotate(this.value * (Math.PI*2) * 6/8 + Math.PI * 10/8); - //ctx.rotate(this.value * (Math.PI*2)); - ctx.translate(-d,-d); - ctx.drawImage(this.imgfg,0,0); - - ctx.restore(); - - if(this.title) - { - ctx.font = "bold 16px Criticized,Tahoma"; - ctx.fillStyle="rgba(100,100,100,0.8)"; - ctx.textAlign = "center"; - ctx.fillText(this.title.toUpperCase(), this.size[0] * 0.5, 18 ); - ctx.textAlign = "left"; - } - } - - WidgetKnob.prototype.onDrawVectorKnob = function(ctx) - { - if(!this.imgfg || !this.imgfg.width) return; - - //circle around - ctx.lineWidth = 1; - ctx.strokeStyle= this.mouseOver ? "#FFF" : "#AAA"; - ctx.fillStyle="#000"; - ctx.beginPath(); - ctx.arc(this.size[0] * 0.5,this.size[1] * 0.5 + 10,this.properties.size * 0.5,0,Math.PI*2,true); - ctx.stroke(); - - if(this.value > 0) - { - ctx.strokeStyle=this.properties["wcolor"]; - ctx.lineWidth = (this.properties.size * 0.2); - ctx.beginPath(); - ctx.arc(this.size[0] * 0.5,this.size[1] * 0.5 + 10,this.properties.size * 0.35,Math.PI * -0.5 + Math.PI*2 * this.value,Math.PI * -0.5,true); - ctx.stroke(); - ctx.lineWidth = 1; - } - - ctx.font = (this.properties.size * 0.2) + "px Arial"; - ctx.fillStyle="#AAA"; - ctx.textAlign = "center"; - - var str = this.properties["value"]; - if(typeof(str) == 'number') - str = str.toFixed(2); - - ctx.fillText(str,this.size[0] * 0.5,this.size[1]*0.65); - ctx.textAlign = "left"; - } - - WidgetKnob.prototype.onDrawForeground = function(ctx) - { - this.onDrawImageKnob(ctx); - } - - WidgetKnob.prototype.onExecute = function() - { - this.setOutputData(0, this.properties["value"] ); - - this.boxcolor = LiteGraph.colorToString([this.value,this.value,this.value]); - } - - WidgetKnob.prototype.onMouseDown = function(e) - { - if(!this.imgfg || !this.imgfg.width) return; - - //this.center = [this.imgbg.width * 0.5, this.imgbg.height * 0.5 + 20]; - //this.radius = this.imgbg.width * 0.5; - this.center = [this.size[0] * 0.5, this.size[1] * 0.5 + 20]; - this.radius = this.size[0] * 0.5; - - if(e.canvasY - this.pos[1] < 20 || LiteGraph.distance([e.canvasX,e.canvasY],[this.pos[0] + this.center[0],this.pos[1] + this.center[1]]) > this.radius) - return false; - - this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - this.captureInput(true); - - /* - var tmp = this.localToScreenSpace(0,0); - this.trace(tmp[0] + "," + tmp[1]); */ - return true; - } - - WidgetKnob.prototype.onMouseMove = function(e) - { - if(!this.oldmouse) return; - - var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - - var v = this.value; - v -= (m[1] - this.oldmouse[1]) * 0.01; - if(v > 1.0) v = 1.0; - else if(v < 0.0) v = 0.0; - - this.value = v; - this.properties["value"] = this.properties["min"] + (this.properties["max"] - this.properties["min"]) * this.value; - - this.oldmouse = m; - this.setDirtyCanvas(true); - } - - WidgetKnob.prototype.onMouseUp = function(e) - { - if(this.oldmouse) - { - this.oldmouse = null; - this.captureInput(false); - } - } - - WidgetKnob.prototype.onMouseLeave = function(e) - { - //this.oldmouse = null; - } - - WidgetKnob.prototype.onWidget = function(e,widget) - { - if(widget.name=="increase") - this.onPropertyChanged("size", this.properties.size + 10); - else if(widget.name=="decrease") - this.onPropertyChanged("size", this.properties.size - 10); - } - - WidgetKnob.prototype.onPropertyChanged = function(name,value) - { - if(name=="wcolor") - this.properties[name] = value; - else if(name=="size") - { - value = parseInt(value); - this.properties[name] = value; - this.size = [value+4,value+24]; - this.setDirtyCanvas(true,true); - } - else if(name=="min" || name=="max" || name=="value") - { - this.properties[name] = parseFloat(value); - } - else - return false; - return true; - } - - LiteGraph.registerNodeType("widget/knob", WidgetKnob); - - //Show value inside the debug console - function WidgetSliderGUI() - { - this.addOutput("","number"); - this.properties = { - value: 0.5, - min: 0, - max: 1, - text: "V" - }; - var that = this; - this.size = [80,60]; - this.slider = this.addWidget("slider","V", this.properties.value, function(v){ that.properties.value = v; }, this.properties ); - } - - WidgetSliderGUI.title = "Internal Slider"; - - WidgetSliderGUI.prototype.onPropertyChanged = function(name,value) - { - if(name == "value") - this.slider.value = value; - } - - WidgetSliderGUI.prototype.onExecute = function() - { - this.setOutputData(0,this.properties.value); - } - - - LiteGraph.registerNodeType("widget/internal_slider", WidgetSliderGUI ); - - //Widget H SLIDER - function WidgetHSlider() - { - this.size = [160,26]; - this.addOutput("",'number'); - this.properties = {wcolor:"#7AF",min:0,max:1,value:0.5}; - } - - WidgetHSlider.title = "H.Slider"; - WidgetHSlider.desc = "Linear slider controller"; - - WidgetHSlider.prototype.onAdded = function() - { - this.value = 0.5; - this.imgfg = this.loadImage("imgs/slider_fg.png"); - } - - WidgetHSlider.prototype.onDrawVectorial = function(ctx) - { - if(!this.imgfg || !this.imgfg.width) return; - - //border - ctx.lineWidth = 1; - ctx.strokeStyle= this.mouseOver ? "#FFF" : "#AAA"; - ctx.fillStyle="#000"; - ctx.beginPath(); - ctx.rect(2,0,this.size[0]-4,20); - ctx.stroke(); - - ctx.fillStyle=this.properties["wcolor"]; - ctx.beginPath(); - ctx.rect(2+(this.size[0]-4-20)*this.value,0, 20,20); - ctx.fill(); - } - - WidgetHSlider.prototype.onDrawImage = function(ctx) - { - if(!this.imgfg || !this.imgfg.width) - return; - - //border - ctx.lineWidth = 1; - ctx.fillStyle="#000"; - ctx.fillRect(2,9,this.size[0]-4,2); - - ctx.strokeStyle= "#333"; - ctx.beginPath(); - ctx.moveTo(2,9); - ctx.lineTo(this.size[0]-4,9); - ctx.stroke(); - - ctx.strokeStyle= "#AAA"; - ctx.beginPath(); - ctx.moveTo(2,11); - ctx.lineTo(this.size[0]-4,11); - ctx.stroke(); - - ctx.drawImage(this.imgfg, 2+(this.size[0]-4)*this.value - this.imgfg.width*0.5,-this.imgfg.height*0.5 + 10); - }, - - WidgetHSlider.prototype.onDrawForeground = function(ctx) - { - this.onDrawImage(ctx); - } - - WidgetHSlider.prototype.onExecute = function() - { - this.properties["value"] = this.properties["min"] + (this.properties["max"] - this.properties["min"]) * this.value; - this.setOutputData(0, this.properties["value"] ); - this.boxcolor = LiteGraph.colorToString([this.value,this.value,this.value]); - } - - WidgetHSlider.prototype.onMouseDown = function(e) - { - if(e.canvasY - this.pos[1] < 0) - return false; - - this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - this.captureInput(true); - return true; - } - - WidgetHSlider.prototype.onMouseMove = function(e) - { - if(!this.oldmouse) return; - - var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - - var v = this.value; - var delta = (m[0] - this.oldmouse[0]); - v += delta / this.size[0]; - if(v > 1.0) v = 1.0; - else if(v < 0.0) v = 0.0; - - this.value = v; - - this.oldmouse = m; - this.setDirtyCanvas(true); - } - - WidgetHSlider.prototype.onMouseUp = function(e) - { - this.oldmouse = null; - this.captureInput(false); - } - - WidgetHSlider.prototype.onMouseLeave = function(e) - { - //this.oldmouse = null; - } - - WidgetHSlider.prototype.onPropertyChanged = function(name,value) - { - if(name=="wcolor") - this.properties[name] = value; - else - return false; - return true; - } - - LiteGraph.registerNodeType("widget/hslider", WidgetHSlider ); - - - function WidgetProgress() - { - this.size = [160,26]; - this.addInput("",'number'); - this.properties = {min:0,max:1,value:0,wcolor:"#AAF"}; - } - - WidgetProgress.title = "Progress"; - WidgetProgress.desc = "Shows data in linear progress"; - - WidgetProgress.prototype.onExecute = function() - { - var v = this.getInputData(0); - if( v != undefined ) - this.properties["value"] = v; - } - - WidgetProgress.prototype.onDrawForeground = function(ctx) - { - //border - ctx.lineWidth = 1; - ctx.fillStyle=this.properties.wcolor; - var v = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min); - v = Math.min(1,v); - v = Math.max(0,v); - ctx.fillRect(2,2,(this.size[0]-4)*v,this.size[1]-4); - } - - LiteGraph.registerNodeType("widget/progress", WidgetProgress); - - - /* - LiteGraph.registerNodeType("widget/kpad",{ - title: "KPad", - desc: "bidimensional slider", - size: [200,200], - outputs: [["x",'number'],["y",'number']], - properties:{x:0,y:0,borderColor:"#333",bgcolorTop:"#444",bgcolorBottom:"#000",shadowSize:1, borderRadius:2}, - - createGradient: function(ctx) - { - this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); - this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); - this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); - }, - - onDrawBackground: function(ctx) - { - if(!this.lineargradient) - this.createGradient(ctx); - - ctx.lineWidth = 1; - ctx.strokeStyle = this.properties["borderColor"]; - //ctx.fillStyle = "#ebebeb"; - ctx.fillStyle = this.lineargradient; - - ctx.shadowColor = "#000"; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - ctx.shadowBlur = this.properties["shadowSize"]; - ctx.roundRect(0,0,this.size[0],this.size[1],this.properties["shadowSize"]); - ctx.fill(); - ctx.shadowColor = "rgba(0,0,0,0)"; - ctx.stroke(); - - ctx.fillStyle = "#A00"; - ctx.fillRect(this.size[0] * this.properties["x"] - 5, this.size[1] * this.properties["y"] - 5,10,10); - }, - - onWidget: function(e,widget) - { - if(widget.name == "update") - { - this.lineargradient = null; - this.setDirtyCanvas(true); - } - }, - - onExecute: function() - { - this.setOutputData(0, this.properties["x"] ); - this.setOutputData(1, this.properties["y"] ); - }, - - onMouseDown: function(e) - { - if(e.canvasY - this.pos[1] < 0) - return false; - - this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - this.captureInput(true); - return true; - }, - - onMouseMove: function(e) - { - if(!this.oldmouse) return; - - var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; - - this.properties.x = m[0] / this.size[0]; - this.properties.y = m[1] / this.size[1]; - - if(this.properties.x > 1.0) this.properties.x = 1.0; - else if(this.properties.x < 0.0) this.properties.x = 0.0; - - if(this.properties.y > 1.0) this.properties.y = 1.0; - else if(this.properties.y < 0.0) this.properties.y = 0.0; - - this.oldmouse = m; - this.setDirtyCanvas(true); - }, - - onMouseUp: function(e) - { - if(this.oldmouse) - { - this.oldmouse = null; - this.captureInput(false); - } - }, - - onMouseLeave: function(e) - { - //this.oldmouse = null; - } - }); - - - - LiteGraph.registerNodeType("widget/button", { - title: "Button", - desc: "A send command button", - - widgets: [{name:"test",text:"Test Button",type:"button"}], - size: [100,40], - properties:{text:"clickme",command:"",color:"#7AF",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",fontsize:"16"}, - outputs:[["M","module"]], - - createGradient: function(ctx) - { - this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); - this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); - this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); - }, - - drawVectorShape: function(ctx) - { - ctx.fillStyle = this.mouseOver ? this.properties["color"] : "#AAA"; - - if(this.clicking) - ctx.fillStyle = "#FFF"; - - ctx.strokeStyle = "#AAA"; - ctx.roundRect(5,5,this.size[0] - 10,this.size[1] - 10,4); - ctx.stroke(); - - if(this.mouseOver) - ctx.fill(); - - //ctx.fillRect(5,20,this.size[0] - 10,this.size[1] - 30); - - ctx.fillStyle = this.mouseOver ? "#000" : "#AAA"; - ctx.font = "bold " + this.properties["fontsize"] + "px Criticized,Tahoma"; - ctx.textAlign = "center"; - ctx.fillText(this.properties["text"],this.size[0]*0.5,this.size[1]*0.5 + 0.5*parseInt(this.properties["fontsize"])); - ctx.textAlign = "left"; - }, - - drawBevelShape: function(ctx) - { - ctx.shadowColor = "#000"; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - ctx.shadowBlur = this.properties["shadowSize"]; - - if(!this.lineargradient) - this.createGradient(ctx); - - ctx.fillStyle = this.mouseOver ? this.properties["color"] : this.lineargradient; - if(this.clicking) - ctx.fillStyle = "#444"; - - ctx.strokeStyle = "#FFF"; - ctx.roundRect(5,5,this.size[0] - 10,this.size[1] - 10,4); - ctx.fill(); - ctx.shadowColor = "rgba(0,0,0,0)"; - ctx.stroke(); - - ctx.fillStyle = this.mouseOver ? "#000" : "#444"; - ctx.font = "bold " + this.properties["fontsize"] + "px Century Gothic"; - ctx.textAlign = "center"; - ctx.fillText(this.properties["text"],this.size[0]*0.5,this.size[1]*0.5 + 0.40*parseInt(this.properties["fontsize"])); - ctx.textAlign = "left"; - }, - - onDrawForeground: function(ctx) - { - this.drawBevelShape(ctx); - }, - - clickButton: function() - { - var module = this.getOutputModule(0); - if(this.properties["command"] && this.properties["command"] != "") - { - if (! module.executeAction(this.properties["command"]) ) - this.trace("Error executing action in other module"); - } - else if(module && module.onTrigger) - { - module.onTrigger(); - } - }, - - onMouseDown: function(e) - { - if(e.canvasY - this.pos[1] < 2) - return false; - this.clickButton(); - this.clicking = true; - return true; - }, - - onMouseUp: function(e) - { - this.clicking = false; - }, - - onExecute: function() - { - }, - - onWidget: function(e,widget) - { - if(widget.name == "test") - { - this.clickButton(); - } - }, - - onPropertyChanged: function(name,value) - { - this.properties[name] = value; - return true; - } - }); - */ - - - function WidgetText() - { - this.addInputs("",0); - this.properties = { value:"...",font:"Arial", fontsize:18, color:"#AAA", align:"left", glowSize:0, decimals:1 }; - } - - WidgetText.title = "Text"; - WidgetText.desc = "Shows the input value"; - WidgetText.widgets = [{name:"resize",text:"Resize box",type:"button"},{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}]; - - WidgetText.prototype.onDrawForeground = function(ctx) - { - //ctx.fillStyle="#000"; - //ctx.fillRect(0,0,100,60); - ctx.fillStyle = this.properties["color"]; - var v = this.properties["value"]; - - if(this.properties["glowSize"]) - { - ctx.shadowColor = this.properties["color"]; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - ctx.shadowBlur = this.properties["glowSize"]; - } - else - ctx.shadowColor = "transparent"; - - var fontsize = this.properties["fontsize"]; - - ctx.textAlign = this.properties["align"]; - ctx.font = fontsize.toString() + "px " + this.properties["font"]; - this.str = typeof(v) == 'number' ? v.toFixed(this.properties["decimals"]) : v; - - if( typeof(this.str) == 'string') - { - var lines = this.str.split("\\n"); - for(var i in lines) - ctx.fillText(lines[i],this.properties["align"] == "left" ? 15 : this.size[0] - 15, fontsize * -0.15 + fontsize * (parseInt(i)+1) ); - } - - ctx.shadowColor = "transparent"; - this.last_ctx = ctx; - ctx.textAlign = "left"; - } - - WidgetText.prototype.onExecute = function() - { - var v = this.getInputData(0); - if(v != null) - this.properties["value"] = v; - //this.setDirtyCanvas(true); - } - - WidgetText.prototype.resize = function() - { - if(!this.last_ctx) return; - - var lines = this.str.split("\\n"); - this.last_ctx.font = this.properties["fontsize"] + "px " + this.properties["font"]; - var max = 0; - for(var i in lines) - { - var w = this.last_ctx.measureText(lines[i]).width; - if(max < w) max = w; - } - this.size[0] = max + 20; - this.size[1] = 4 + lines.length * this.properties["fontsize"]; - - this.setDirtyCanvas(true); - } - - WidgetText.prototype.onWidget = function(e,widget) - { - if(widget.name == "resize") - this.resize(); - else if (widget.name == "led_text") - { - this.properties["font"] = "Digital"; - this.properties["glowSize"] = 4; - this.setDirtyCanvas(true); - } - else if (widget.name == "normal_text") - { - this.properties["font"] = "Arial"; - this.setDirtyCanvas(true); - } - } - - WidgetText.prototype.onPropertyChanged = function(name,value) - { - this.properties[name] = value; - this.str = typeof(value) == 'number' ? value.toFixed(3) : value; - //this.resize(); - return true; - } - - LiteGraph.registerNodeType("widget/text", WidgetText ); - - - function WidgetPanel() - { - this.size = [200,100]; - this.properties = {borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2, borderRadius:3}; - } - - WidgetPanel.title = "Panel"; - WidgetPanel.desc = "Non interactive panel"; - WidgetPanel.widgets = [{name:"update",text:"Update",type:"button"}]; - - - WidgetPanel.prototype.createGradient = function(ctx) - { - if(this.properties["bgcolorTop"] == "" || this.properties["bgcolorBottom"] == "") - { - this.lineargradient = 0; - return; - } - - this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); - this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); - this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); - } - - WidgetPanel.prototype.onDrawForeground = function(ctx) - { - if(this.lineargradient == null) - this.createGradient(ctx); - - if(!this.lineargradient) - return; - - ctx.lineWidth = 1; - ctx.strokeStyle = this.properties["borderColor"]; - //ctx.fillStyle = "#ebebeb"; - ctx.fillStyle = this.lineargradient; - - if(this.properties["shadowSize"]) - { - ctx.shadowColor = "#000"; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - ctx.shadowBlur = this.properties["shadowSize"]; - } - else - ctx.shadowColor = "transparent"; - - ctx.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties["shadowSize"]); - ctx.fill(); - ctx.shadowColor = "transparent"; - ctx.stroke(); - } - - WidgetPanel.prototype.onWidget = function(e,widget) - { - if(widget.name == "update") - { - this.lineargradient = null; - this.setDirtyCanvas(true); - } - } - - LiteGraph.registerNodeType("widget/panel", WidgetPanel ); - -})(this); +})(this); +//widgets +(function(global){ +var LiteGraph = global.LiteGraph; + + /* Button ****************/ + + function WidgetButton() + { + this.addOutput( "clicked", LiteGraph.EVENT ); + this.addProperty( "text","" ); + this.addProperty( "font_size", 40 ); + this.addProperty( "message", "" ); + this.size = [64,84]; + } + + WidgetButton.title = "Button"; + WidgetButton.desc = "Triggers an event"; + + WidgetButton.font = "Arial"; + WidgetButton.prototype.onDrawForeground = function(ctx) + { + if(this.flags.collapsed) + return; + + //ctx.font = "40px Arial"; + //ctx.textAlign = "center"; + ctx.fillStyle = "black"; + ctx.fillRect(1,1,this.size[0] - 3, this.size[1] - 3); + ctx.fillStyle = "#AAF"; + ctx.fillRect(0,0,this.size[0] - 3, this.size[1] - 3); + ctx.fillStyle = this.clicked ? "white" : (this.mouseOver ? "#668" : "#334"); + ctx.fillRect(1,1,this.size[0] - 4, this.size[1] - 4); + + if( this.properties.text || this.properties.text === 0 ) + { + var font_size = this.properties.font_size || 30; + ctx.textAlign = "center"; + ctx.fillStyle = this.clicked ? "black" : "white"; + ctx.font = font_size + "px " + WidgetButton.font; + ctx.fillText( this.properties.text, this.size[0] * 0.5, this.size[1] * 0.5 + font_size * 0.3 ); + ctx.textAlign = "left"; + } + } + + WidgetButton.prototype.onMouseDown = function(e, local_pos) + { + if(local_pos[0] > 1 && local_pos[1] > 1 && local_pos[0] < (this.size[0] - 2) && local_pos[1] < (this.size[1] - 2) ) + { + this.clicked = true; + this.trigger( "clicked", this.properties.message ); + return true; + } + } + + WidgetButton.prototype.onMouseUp = function(e) + { + this.clicked = false; + } + + + LiteGraph.registerNodeType("widget/button", WidgetButton ); + + + function WidgetToggle() + { + this.addInput( "", "boolean" ); + this.addInput( "e", LiteGraph.ACTION ); + this.addOutput( "v", "boolean" ); + this.addOutput( "e", LiteGraph.EVENT ); + this.properties = { font: "", value: false }; + this.size = [124,64]; + } + + WidgetToggle.title = "Toggle"; + WidgetToggle.desc = "Toggles between true or false"; + + WidgetToggle.prototype.onDrawForeground = function(ctx) + { + if(this.flags.collapsed) + return; + + var size = this.size[1] * 0.5; + var margin = 0.25; + var h = this.size[1] * 0.8; + + ctx.fillStyle = "#AAA"; + ctx.fillRect(10, h - size,size,size); + + ctx.fillStyle = this.properties.value ? "#AEF" : "#000"; + ctx.fillRect(10+size*margin,h - size + size*margin,size*(1-margin*2),size*(1-margin*2)); + + ctx.textAlign = "left"; + ctx.font = this.properties.font || ((size * 0.8).toFixed(0) + "px Arial"); + ctx.fillStyle = "#AAA"; + ctx.fillText( this.title, size + 20, h * 0.85 ); + ctx.textAlign = "left"; + } + + WidgetToggle.prototype.onAction = function(action) + { + this.properties.value = !this.properties.value; + this.trigger( "e", this.properties.value ); + } + + WidgetToggle.prototype.onExecute = function() + { + var v = this.getInputData(0); + if( v != null ) + this.properties.value = v; + this.setOutputData( 0, this.properties.value ); + } + + WidgetToggle.prototype.onMouseDown = function(e, local_pos) + { + if(local_pos[0] > 1 && local_pos[1] > 1 && local_pos[0] < (this.size[0] - 2) && local_pos[1] < (this.size[1] - 2) ) + { + this.properties.value = !this.properties.value; + this.graph._version++; + this.trigger( "e", this.properties.value ); + return true; + } + } + + LiteGraph.registerNodeType("widget/toggle", WidgetToggle ); + + /* Number ****************/ + + function WidgetNumber() + { + this.addOutput("",'number'); + this.size = [74,54]; + this.properties = {min:-1000,max:1000,value:1,step:1}; + this.old_y = -1; + this._remainder = 0; + this._precision = 0; + this.mouse_captured = false; + } + + WidgetNumber.title = "Number"; + WidgetNumber.desc = "Widget to select number value"; + + WidgetNumber.pixels_threshold = 10; + WidgetNumber.markers_color = "#666"; + + WidgetNumber.prototype.onDrawForeground = function(ctx) + { + var x = this.size[0]*0.5; + var h = this.size[1]; + if(h > 30) + { + ctx.fillStyle = WidgetNumber.markers_color; + ctx.beginPath(); ctx.moveTo(x,h*0.1); ctx.lineTo(x+h*0.1,h*0.2); ctx.lineTo(x+h*-0.1,h*0.2); ctx.fill(); + ctx.beginPath(); ctx.moveTo(x,h*0.9); ctx.lineTo(x+h*0.1,h*0.8); ctx.lineTo(x+h*-0.1,h*0.8); ctx.fill(); + ctx.font = (h * 0.7).toFixed(1) + "px Arial"; + } + else + ctx.font = (h * 0.8).toFixed(1) + "px Arial"; + + ctx.textAlign = "center"; + ctx.font = (h * 0.7).toFixed(1) + "px Arial"; + ctx.fillStyle = "#EEE"; + ctx.fillText( this.properties.value.toFixed( this._precision ), x, h * 0.75 ); + } + + WidgetNumber.prototype.onExecute = function() + { + this.setOutputData(0, this.properties.value ); + } + + WidgetNumber.prototype.onPropertyChanged = function(name,value) + { + var t = (this.properties.step + "").split("."); + this._precision = t.length > 1 ? t[1].length : 0; + } + + WidgetNumber.prototype.onMouseDown = function(e, pos) + { + if(pos[1] < 0) + return; + + this.old_y = e.canvasY; + this.captureInput(true); + this.mouse_captured = true; + + return true; + } + + WidgetNumber.prototype.onMouseMove = function(e) + { + if(!this.mouse_captured) + return; + + var delta = this.old_y - e.canvasY; + if(e.shiftKey) + delta *= 10; + if(e.metaKey || e.altKey) + delta *= 0.1; + this.old_y = e.canvasY; + + var steps = (this._remainder + delta / WidgetNumber.pixels_threshold); + this._remainder = steps % 1; + steps = steps|0; + + var v = Math.clamp( this.properties.value + steps * this.properties.step, this.properties.min, this.properties.max ); + this.properties.value = v; + this.graph._version++; + this.setDirtyCanvas(true); + } + + WidgetNumber.prototype.onMouseUp = function(e,pos) + { + if(e.click_time < 200) + { + var steps = pos[1] > this.size[1] * 0.5 ? -1 : 1; + this.properties.value = Math.clamp( this.properties.value + steps * this.properties.step, this.properties.min, this.properties.max ); + this.graph._version++; + this.setDirtyCanvas(true); + } + + if( this.mouse_captured ) + { + this.mouse_captured = false; + this.captureInput(false); + } + } + + LiteGraph.registerNodeType("widget/number", WidgetNumber ); + + + /* Knob ****************/ + + function WidgetKnob() + { + this.addOutput("",'number'); + this.size = [64,84]; + this.properties = {min:0,max:1,value:0.5,wcolor:"#7AF",size:50}; + } + + WidgetKnob.title = "Knob"; + WidgetKnob.desc = "Circular controller"; + WidgetKnob.widgets = [{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",type:"minibutton"}]; + + + WidgetKnob.prototype.onAdded = function() + { + this.value = (this.properties["value"] - this.properties["min"]) / (this.properties["max"] - this.properties["min"]); + + this.imgbg = this.loadImage("imgs/knob_bg.png"); + this.imgfg = this.loadImage("imgs/knob_fg.png"); + } + + WidgetKnob.prototype.onDrawImageKnob = function(ctx) + { + if(!this.imgfg || !this.imgfg.width) return; + + var d = this.imgbg.width*0.5; + var scale = this.size[0] / this.imgfg.width; + + ctx.save(); + ctx.translate(0,20); + ctx.scale(scale,scale); + ctx.drawImage(this.imgbg,0,0); + //ctx.drawImage(this.imgfg,0,20); + + ctx.translate(d,d); + ctx.rotate(this.value * (Math.PI*2) * 6/8 + Math.PI * 10/8); + //ctx.rotate(this.value * (Math.PI*2)); + ctx.translate(-d,-d); + ctx.drawImage(this.imgfg,0,0); + + ctx.restore(); + + if(this.title) + { + ctx.font = "bold 16px Criticized,Tahoma"; + ctx.fillStyle="rgba(100,100,100,0.8)"; + ctx.textAlign = "center"; + ctx.fillText(this.title.toUpperCase(), this.size[0] * 0.5, 18 ); + ctx.textAlign = "left"; + } + } + + WidgetKnob.prototype.onDrawVectorKnob = function(ctx) + { + if(!this.imgfg || !this.imgfg.width) return; + + //circle around + ctx.lineWidth = 1; + ctx.strokeStyle= this.mouseOver ? "#FFF" : "#AAA"; + ctx.fillStyle="#000"; + ctx.beginPath(); + ctx.arc(this.size[0] * 0.5,this.size[1] * 0.5 + 10,this.properties.size * 0.5,0,Math.PI*2,true); + ctx.stroke(); + + if(this.value > 0) + { + ctx.strokeStyle=this.properties["wcolor"]; + ctx.lineWidth = (this.properties.size * 0.2); + ctx.beginPath(); + ctx.arc(this.size[0] * 0.5,this.size[1] * 0.5 + 10,this.properties.size * 0.35,Math.PI * -0.5 + Math.PI*2 * this.value,Math.PI * -0.5,true); + ctx.stroke(); + ctx.lineWidth = 1; + } + + ctx.font = (this.properties.size * 0.2) + "px Arial"; + ctx.fillStyle="#AAA"; + ctx.textAlign = "center"; + + var str = this.properties["value"]; + if(typeof(str) == 'number') + str = str.toFixed(2); + + ctx.fillText(str,this.size[0] * 0.5,this.size[1]*0.65); + ctx.textAlign = "left"; + } + + WidgetKnob.prototype.onDrawForeground = function(ctx) + { + this.onDrawImageKnob(ctx); + } + + WidgetKnob.prototype.onExecute = function() + { + this.setOutputData(0, this.properties["value"] ); + + this.boxcolor = LiteGraph.colorToString([this.value,this.value,this.value]); + } + + WidgetKnob.prototype.onMouseDown = function(e) + { + if(!this.imgfg || !this.imgfg.width) return; + + //this.center = [this.imgbg.width * 0.5, this.imgbg.height * 0.5 + 20]; + //this.radius = this.imgbg.width * 0.5; + this.center = [this.size[0] * 0.5, this.size[1] * 0.5 + 20]; + this.radius = this.size[0] * 0.5; + + if(e.canvasY - this.pos[1] < 20 || LiteGraph.distance([e.canvasX,e.canvasY],[this.pos[0] + this.center[0],this.pos[1] + this.center[1]]) > this.radius) + return false; + + this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + this.captureInput(true); + + /* + var tmp = this.localToScreenSpace(0,0); + this.trace(tmp[0] + "," + tmp[1]); */ + return true; + } + + WidgetKnob.prototype.onMouseMove = function(e) + { + if(!this.oldmouse) return; + + var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + + var v = this.value; + v -= (m[1] - this.oldmouse[1]) * 0.01; + if(v > 1.0) v = 1.0; + else if(v < 0.0) v = 0.0; + + this.value = v; + this.properties["value"] = this.properties["min"] + (this.properties["max"] - this.properties["min"]) * this.value; + + this.oldmouse = m; + this.setDirtyCanvas(true); + } + + WidgetKnob.prototype.onMouseUp = function(e) + { + if(this.oldmouse) + { + this.oldmouse = null; + this.captureInput(false); + } + } + + WidgetKnob.prototype.onMouseLeave = function(e) + { + //this.oldmouse = null; + } + + WidgetKnob.prototype.onWidget = function(e,widget) + { + if(widget.name=="increase") + this.onPropertyChanged("size", this.properties.size + 10); + else if(widget.name=="decrease") + this.onPropertyChanged("size", this.properties.size - 10); + } + + WidgetKnob.prototype.onPropertyChanged = function(name,value) + { + if(name=="wcolor") + this.properties[name] = value; + else if(name=="size") + { + value = parseInt(value); + this.properties[name] = value; + this.size = [value+4,value+24]; + this.setDirtyCanvas(true,true); + } + else if(name=="min" || name=="max" || name=="value") + { + this.properties[name] = parseFloat(value); + } + else + return false; + return true; + } + + LiteGraph.registerNodeType("widget/knob", WidgetKnob); + + //Show value inside the debug console + function WidgetSliderGUI() + { + this.addOutput("","number"); + this.properties = { + value: 0.5, + min: 0, + max: 1, + text: "V" + }; + var that = this; + this.size = [80,60]; + this.slider = this.addWidget("slider","V", this.properties.value, function(v){ that.properties.value = v; }, this.properties ); + } + + WidgetSliderGUI.title = "Internal Slider"; + + WidgetSliderGUI.prototype.onPropertyChanged = function(name,value) + { + if(name == "value") + this.slider.value = value; + } + + WidgetSliderGUI.prototype.onExecute = function() + { + this.setOutputData(0,this.properties.value); + } + + + LiteGraph.registerNodeType("widget/internal_slider", WidgetSliderGUI ); + + //Widget H SLIDER + function WidgetHSlider() + { + this.size = [160,26]; + this.addOutput("",'number'); + this.properties = {wcolor:"#7AF",min:0,max:1,value:0.5}; + } + + WidgetHSlider.title = "H.Slider"; + WidgetHSlider.desc = "Linear slider controller"; + + WidgetHSlider.prototype.onAdded = function() + { + this.value = 0.5; + this.imgfg = this.loadImage("imgs/slider_fg.png"); + } + + WidgetHSlider.prototype.onDrawVectorial = function(ctx) + { + if(!this.imgfg || !this.imgfg.width) return; + + //border + ctx.lineWidth = 1; + ctx.strokeStyle= this.mouseOver ? "#FFF" : "#AAA"; + ctx.fillStyle="#000"; + ctx.beginPath(); + ctx.rect(2,0,this.size[0]-4,20); + ctx.stroke(); + + ctx.fillStyle=this.properties["wcolor"]; + ctx.beginPath(); + ctx.rect(2+(this.size[0]-4-20)*this.value,0, 20,20); + ctx.fill(); + } + + WidgetHSlider.prototype.onDrawImage = function(ctx) + { + if(!this.imgfg || !this.imgfg.width) + return; + + //border + ctx.lineWidth = 1; + ctx.fillStyle="#000"; + ctx.fillRect(2,9,this.size[0]-4,2); + + ctx.strokeStyle= "#333"; + ctx.beginPath(); + ctx.moveTo(2,9); + ctx.lineTo(this.size[0]-4,9); + ctx.stroke(); + + ctx.strokeStyle= "#AAA"; + ctx.beginPath(); + ctx.moveTo(2,11); + ctx.lineTo(this.size[0]-4,11); + ctx.stroke(); + + ctx.drawImage(this.imgfg, 2+(this.size[0]-4)*this.value - this.imgfg.width*0.5,-this.imgfg.height*0.5 + 10); + }, + + WidgetHSlider.prototype.onDrawForeground = function(ctx) + { + this.onDrawImage(ctx); + } + + WidgetHSlider.prototype.onExecute = function() + { + this.properties["value"] = this.properties["min"] + (this.properties["max"] - this.properties["min"]) * this.value; + this.setOutputData(0, this.properties["value"] ); + this.boxcolor = LiteGraph.colorToString([this.value,this.value,this.value]); + } + + WidgetHSlider.prototype.onMouseDown = function(e) + { + if(e.canvasY - this.pos[1] < 0) + return false; + + this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + this.captureInput(true); + return true; + } + + WidgetHSlider.prototype.onMouseMove = function(e) + { + if(!this.oldmouse) return; + + var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + + var v = this.value; + var delta = (m[0] - this.oldmouse[0]); + v += delta / this.size[0]; + if(v > 1.0) v = 1.0; + else if(v < 0.0) v = 0.0; + + this.value = v; + + this.oldmouse = m; + this.setDirtyCanvas(true); + } + + WidgetHSlider.prototype.onMouseUp = function(e) + { + this.oldmouse = null; + this.captureInput(false); + } + + WidgetHSlider.prototype.onMouseLeave = function(e) + { + //this.oldmouse = null; + } + + WidgetHSlider.prototype.onPropertyChanged = function(name,value) + { + if(name=="wcolor") + this.properties[name] = value; + else + return false; + return true; + } + + LiteGraph.registerNodeType("widget/hslider", WidgetHSlider ); + + + function WidgetProgress() + { + this.size = [160,26]; + this.addInput("",'number'); + this.properties = {min:0,max:1,value:0,wcolor:"#AAF"}; + } + + WidgetProgress.title = "Progress"; + WidgetProgress.desc = "Shows data in linear progress"; + + WidgetProgress.prototype.onExecute = function() + { + var v = this.getInputData(0); + if( v != undefined ) + this.properties["value"] = v; + } + + WidgetProgress.prototype.onDrawForeground = function(ctx) + { + //border + ctx.lineWidth = 1; + ctx.fillStyle=this.properties.wcolor; + var v = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min); + v = Math.min(1,v); + v = Math.max(0,v); + ctx.fillRect(2,2,(this.size[0]-4)*v,this.size[1]-4); + } + + LiteGraph.registerNodeType("widget/progress", WidgetProgress); + + + /* + LiteGraph.registerNodeType("widget/kpad",{ + title: "KPad", + desc: "bidimensional slider", + size: [200,200], + outputs: [["x",'number'],["y",'number']], + properties:{x:0,y:0,borderColor:"#333",bgcolorTop:"#444",bgcolorBottom:"#000",shadowSize:1, borderRadius:2}, + + createGradient: function(ctx) + { + this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); + this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); + this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); + }, + + onDrawBackground: function(ctx) + { + if(!this.lineargradient) + this.createGradient(ctx); + + ctx.lineWidth = 1; + ctx.strokeStyle = this.properties["borderColor"]; + //ctx.fillStyle = "#ebebeb"; + ctx.fillStyle = this.lineargradient; + + ctx.shadowColor = "#000"; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + ctx.shadowBlur = this.properties["shadowSize"]; + ctx.roundRect(0,0,this.size[0],this.size[1],this.properties["shadowSize"]); + ctx.fill(); + ctx.shadowColor = "rgba(0,0,0,0)"; + ctx.stroke(); + + ctx.fillStyle = "#A00"; + ctx.fillRect(this.size[0] * this.properties["x"] - 5, this.size[1] * this.properties["y"] - 5,10,10); + }, + + onWidget: function(e,widget) + { + if(widget.name == "update") + { + this.lineargradient = null; + this.setDirtyCanvas(true); + } + }, + + onExecute: function() + { + this.setOutputData(0, this.properties["x"] ); + this.setOutputData(1, this.properties["y"] ); + }, + + onMouseDown: function(e) + { + if(e.canvasY - this.pos[1] < 0) + return false; + + this.oldmouse = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + this.captureInput(true); + return true; + }, + + onMouseMove: function(e) + { + if(!this.oldmouse) return; + + var m = [ e.canvasX - this.pos[0], e.canvasY - this.pos[1] ]; + + this.properties.x = m[0] / this.size[0]; + this.properties.y = m[1] / this.size[1]; + + if(this.properties.x > 1.0) this.properties.x = 1.0; + else if(this.properties.x < 0.0) this.properties.x = 0.0; + + if(this.properties.y > 1.0) this.properties.y = 1.0; + else if(this.properties.y < 0.0) this.properties.y = 0.0; + + this.oldmouse = m; + this.setDirtyCanvas(true); + }, + + onMouseUp: function(e) + { + if(this.oldmouse) + { + this.oldmouse = null; + this.captureInput(false); + } + }, + + onMouseLeave: function(e) + { + //this.oldmouse = null; + } + }); + + + + LiteGraph.registerNodeType("widget/button", { + title: "Button", + desc: "A send command button", + + widgets: [{name:"test",text:"Test Button",type:"button"}], + size: [100,40], + properties:{text:"clickme",command:"",color:"#7AF",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",fontsize:"16"}, + outputs:[["M","module"]], + + createGradient: function(ctx) + { + this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); + this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); + this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); + }, + + drawVectorShape: function(ctx) + { + ctx.fillStyle = this.mouseOver ? this.properties["color"] : "#AAA"; + + if(this.clicking) + ctx.fillStyle = "#FFF"; + + ctx.strokeStyle = "#AAA"; + ctx.roundRect(5,5,this.size[0] - 10,this.size[1] - 10,4); + ctx.stroke(); + + if(this.mouseOver) + ctx.fill(); + + //ctx.fillRect(5,20,this.size[0] - 10,this.size[1] - 30); + + ctx.fillStyle = this.mouseOver ? "#000" : "#AAA"; + ctx.font = "bold " + this.properties["fontsize"] + "px Criticized,Tahoma"; + ctx.textAlign = "center"; + ctx.fillText(this.properties["text"],this.size[0]*0.5,this.size[1]*0.5 + 0.5*parseInt(this.properties["fontsize"])); + ctx.textAlign = "left"; + }, + + drawBevelShape: function(ctx) + { + ctx.shadowColor = "#000"; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + ctx.shadowBlur = this.properties["shadowSize"]; + + if(!this.lineargradient) + this.createGradient(ctx); + + ctx.fillStyle = this.mouseOver ? this.properties["color"] : this.lineargradient; + if(this.clicking) + ctx.fillStyle = "#444"; + + ctx.strokeStyle = "#FFF"; + ctx.roundRect(5,5,this.size[0] - 10,this.size[1] - 10,4); + ctx.fill(); + ctx.shadowColor = "rgba(0,0,0,0)"; + ctx.stroke(); + + ctx.fillStyle = this.mouseOver ? "#000" : "#444"; + ctx.font = "bold " + this.properties["fontsize"] + "px Century Gothic"; + ctx.textAlign = "center"; + ctx.fillText(this.properties["text"],this.size[0]*0.5,this.size[1]*0.5 + 0.40*parseInt(this.properties["fontsize"])); + ctx.textAlign = "left"; + }, + + onDrawForeground: function(ctx) + { + this.drawBevelShape(ctx); + }, + + clickButton: function() + { + var module = this.getOutputModule(0); + if(this.properties["command"] && this.properties["command"] != "") + { + if (! module.executeAction(this.properties["command"]) ) + this.trace("Error executing action in other module"); + } + else if(module && module.onTrigger) + { + module.onTrigger(); + } + }, + + onMouseDown: function(e) + { + if(e.canvasY - this.pos[1] < 2) + return false; + this.clickButton(); + this.clicking = true; + return true; + }, + + onMouseUp: function(e) + { + this.clicking = false; + }, + + onExecute: function() + { + }, + + onWidget: function(e,widget) + { + if(widget.name == "test") + { + this.clickButton(); + } + }, + + onPropertyChanged: function(name,value) + { + this.properties[name] = value; + return true; + } + }); + */ + + + function WidgetText() + { + this.addInputs("",0); + this.properties = { value:"...",font:"Arial", fontsize:18, color:"#AAA", align:"left", glowSize:0, decimals:1 }; + } + + WidgetText.title = "Text"; + WidgetText.desc = "Shows the input value"; + WidgetText.widgets = [{name:"resize",text:"Resize box",type:"button"},{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}]; + + WidgetText.prototype.onDrawForeground = function(ctx) + { + //ctx.fillStyle="#000"; + //ctx.fillRect(0,0,100,60); + ctx.fillStyle = this.properties["color"]; + var v = this.properties["value"]; + + if(this.properties["glowSize"]) + { + ctx.shadowColor = this.properties["color"]; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + ctx.shadowBlur = this.properties["glowSize"]; + } + else + ctx.shadowColor = "transparent"; + + var fontsize = this.properties["fontsize"]; + + ctx.textAlign = this.properties["align"]; + ctx.font = fontsize.toString() + "px " + this.properties["font"]; + this.str = typeof(v) == 'number' ? v.toFixed(this.properties["decimals"]) : v; + + if( typeof(this.str) == 'string') + { + var lines = this.str.split("\\n"); + for(var i in lines) + ctx.fillText(lines[i],this.properties["align"] == "left" ? 15 : this.size[0] - 15, fontsize * -0.15 + fontsize * (parseInt(i)+1) ); + } + + ctx.shadowColor = "transparent"; + this.last_ctx = ctx; + ctx.textAlign = "left"; + } + + WidgetText.prototype.onExecute = function() + { + var v = this.getInputData(0); + if(v != null) + this.properties["value"] = v; + //this.setDirtyCanvas(true); + } + + WidgetText.prototype.resize = function() + { + if(!this.last_ctx) return; + + var lines = this.str.split("\\n"); + this.last_ctx.font = this.properties["fontsize"] + "px " + this.properties["font"]; + var max = 0; + for(var i in lines) + { + var w = this.last_ctx.measureText(lines[i]).width; + if(max < w) max = w; + } + this.size[0] = max + 20; + this.size[1] = 4 + lines.length * this.properties["fontsize"]; + + this.setDirtyCanvas(true); + } + + WidgetText.prototype.onWidget = function(e,widget) + { + if(widget.name == "resize") + this.resize(); + else if (widget.name == "led_text") + { + this.properties["font"] = "Digital"; + this.properties["glowSize"] = 4; + this.setDirtyCanvas(true); + } + else if (widget.name == "normal_text") + { + this.properties["font"] = "Arial"; + this.setDirtyCanvas(true); + } + } + + WidgetText.prototype.onPropertyChanged = function(name,value) + { + this.properties[name] = value; + this.str = typeof(value) == 'number' ? value.toFixed(3) : value; + //this.resize(); + return true; + } + + LiteGraph.registerNodeType("widget/text", WidgetText ); + + + function WidgetPanel() + { + this.size = [200,100]; + this.properties = {borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2, borderRadius:3}; + } + + WidgetPanel.title = "Panel"; + WidgetPanel.desc = "Non interactive panel"; + WidgetPanel.widgets = [{name:"update",text:"Update",type:"button"}]; + + + WidgetPanel.prototype.createGradient = function(ctx) + { + if(this.properties["bgcolorTop"] == "" || this.properties["bgcolorBottom"] == "") + { + this.lineargradient = 0; + return; + } + + this.lineargradient = ctx.createLinearGradient(0,0,0,this.size[1]); + this.lineargradient.addColorStop(0,this.properties["bgcolorTop"]); + this.lineargradient.addColorStop(1,this.properties["bgcolorBottom"]); + } + + WidgetPanel.prototype.onDrawForeground = function(ctx) + { + if(this.lineargradient == null) + this.createGradient(ctx); + + if(!this.lineargradient) + return; + + ctx.lineWidth = 1; + ctx.strokeStyle = this.properties["borderColor"]; + //ctx.fillStyle = "#ebebeb"; + ctx.fillStyle = this.lineargradient; + + if(this.properties["shadowSize"]) + { + ctx.shadowColor = "#000"; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + ctx.shadowBlur = this.properties["shadowSize"]; + } + else + ctx.shadowColor = "transparent"; + + ctx.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties["shadowSize"]); + ctx.fill(); + ctx.shadowColor = "transparent"; + ctx.stroke(); + } + + WidgetPanel.prototype.onWidget = function(e,widget) + { + if(widget.name == "update") + { + this.lineargradient = null; + this.setDirtyCanvas(true); + } + } + + LiteGraph.registerNodeType("widget/panel", WidgetPanel ); + +})(this); (function(global){ var LiteGraph = global.LiteGraph; @@ -9667,7 +9677,7 @@ GamepadInput.prototype.onGetOutputs = function() { LiteGraph.registerNodeType("input/gamepad", GamepadInput ); -})(this); +})(this); (function(global){ var LiteGraph = global.LiteGraph; @@ -10751,835 +10761,835 @@ if(global.glMatrix) } //glMatrix -})(this); -(function(global){ -var LiteGraph = global.LiteGraph; - -function Selector() -{ - this.addInput("sel","boolean"); - this.addOutput("value","number"); - this.properties = { A:0, B:1 }; - this.size = [60,20]; -} - -Selector.title = "Selector"; -Selector.desc = "outputs A if selector is true, B if selector is false"; - -Selector.prototype.onExecute = function() -{ - var cond = this.getInputData(0); - if(cond === undefined) - return; - - for(var i = 1; i < this.inputs.length; i++) - { - var input = this.inputs[i]; - var v = this.getInputData(i); - if(v === undefined) - continue; - this.properties[input.name] = v; - } - - var A = this.properties.A; - var B = this.properties.B; - this.setOutputData(0, cond ? A : B ); -} - -Selector.prototype.onGetInputs = function() { - return [["A",0],["B",0]]; -} - -LiteGraph.registerNodeType("logic/selector", Selector); - -})(this); -(function(global){ -var LiteGraph = global.LiteGraph; - -function GraphicsPlot() -{ - this.addInput("A","Number"); - this.addInput("B","Number"); - this.addInput("C","Number"); - this.addInput("D","Number"); - - this.values = [[],[],[],[]]; - this.properties = { scale: 2 }; -} - -GraphicsPlot.title = "Plot"; -GraphicsPlot.desc = "Plots data over time"; -GraphicsPlot.colors = ["#FFF","#F99","#9F9","#99F"]; - -GraphicsPlot.prototype.onExecute = function(ctx) -{ - if(this.flags.collapsed) - return; - - var size = this.size; - - for(var i = 0; i < 4; ++i) - { - var v = this.getInputData(i); - if(v == null) - continue; - var values = this.values[i]; - values.push(v); - if(values.length > size[0]) - values.shift(); - } -} - -GraphicsPlot.prototype.onDrawBackground = function(ctx) -{ - if(this.flags.collapsed) - return; - - var size = this.size; - - var scale = 0.5 * size[1] / this.properties.scale; - var colors = GraphicsPlot.colors; - var offset = size[1] * 0.5; - - ctx.fillStyle = "#000"; - ctx.fillRect(0,0, size[0],size[1]); - ctx.strokeStyle = "#555"; - ctx.beginPath(); - ctx.moveTo(0, offset); - ctx.lineTo(size[0], offset); - ctx.stroke(); - - for(var i = 0; i < 4; ++i) - { - var values = this.values[i]; - ctx.strokeStyle = colors[i]; - ctx.beginPath(); - var v = values[0] * scale * -1 + offset; - ctx.moveTo(0, Math.clamp( v, 0, size[1]) ); - for(var j = 1; j < values.length && j < size[0]; ++j) - { - var v = values[j] * scale * -1 + offset; - ctx.lineTo( j, Math.clamp( v, 0, size[1]) ); - } - ctx.stroke(); - } -} - -LiteGraph.registerNodeType("graphics/plot", GraphicsPlot); - - -function GraphicsImage() -{ - this.addOutput("frame","image"); - this.properties = {"url":""}; -} - -GraphicsImage.title = "Image"; -GraphicsImage.desc = "Image loader"; -GraphicsImage.widgets = [{name:"load",text:"Load",type:"button"}]; - -GraphicsImage.supported_extensions = ["jpg","jpeg","png","gif"]; - -GraphicsImage.prototype.onAdded = function() -{ - if(this.properties["url"] != "" && this.img == null) - { - this.loadImage( this.properties["url"] ); - } -} - -GraphicsImage.prototype.onDrawBackground = function(ctx) -{ - if(this.img && this.size[0] > 5 && this.size[1] > 5) - ctx.drawImage(this.img, 0,0,this.size[0],this.size[1]); -} - - -GraphicsImage.prototype.onExecute = function() -{ - if(!this.img) - this.boxcolor = "#000"; - if(this.img && this.img.width) - this.setOutputData(0,this.img); - else - this.setOutputData(0,null); - if(this.img && this.img.dirty) - this.img.dirty = false; -} - -GraphicsImage.prototype.onPropertyChanged = function(name,value) -{ - this.properties[name] = value; - if (name == "url" && value != "") - this.loadImage(value); - - return true; -} - -GraphicsImage.prototype.loadImage = function( url, callback ) -{ - if(url == "") - { - this.img = null; - return; - } - - this.img = document.createElement("img"); - - if(url.substr(0,4) == "http" && LiteGraph.proxy) - url = LiteGraph.proxy + url.substr( url.indexOf(":") + 3 ); - - this.img.src = url; - this.boxcolor = "#F95"; - var that = this; - this.img.onload = function() - { - if(callback) - callback(this); - that.trace("Image loaded, size: " + that.img.width + "x" + that.img.height ); - this.dirty = true; - that.boxcolor = "#9F9"; - that.setDirtyCanvas(true); - } -} - -GraphicsImage.prototype.onWidget = function(e,widget) -{ - if(widget.name == "load") - { - this.loadImage(this.properties["url"]); - } -} - -GraphicsImage.prototype.onDropFile = function(file) -{ - var that = this; - if(this._url) - URL.revokeObjectURL( this._url ); - this._url = URL.createObjectURL( file ); - this.properties.url = this._url; - this.loadImage( this._url, function(img){ - that.size[1] = (img.height / img.width) * that.size[0]; - }); -} - -LiteGraph.registerNodeType("graphics/image", GraphicsImage); - - - -function ColorPalette() -{ - this.addInput("f","number"); - this.addOutput("Color","color"); - this.properties = {colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}; - -} - -ColorPalette.title = "Palette"; -ColorPalette.desc = "Generates a color"; - -ColorPalette.prototype.onExecute = function() -{ - var c = []; - - if (this.properties.colorA != null) - c.push( hex2num( this.properties.colorA ) ); - if (this.properties.colorB != null) - c.push( hex2num( this.properties.colorB ) ); - if (this.properties.colorC != null) - c.push( hex2num( this.properties.colorC ) ); - if (this.properties.colorD != null) - c.push( hex2num( this.properties.colorD ) ); - - var f = this.getInputData(0); - if(f == null) f = 0.5; - if (f > 1.0) - f = 1.0; - else if (f < 0.0) - f = 0.0; - - if(c.length == 0) - return; - - var result = [0,0,0]; - if(f == 0) - result = c[0]; - else if(f == 1) - result = c[ c.length - 1]; - else - { - var pos = (c.length - 1)* f; - var c1 = c[ Math.floor(pos) ]; - var c2 = c[ Math.floor(pos)+1 ]; - var t = pos - Math.floor(pos); - result[0] = c1[0] * (1-t) + c2[0] * (t); - result[1] = c1[1] * (1-t) + c2[1] * (t); - result[2] = c1[2] * (1-t) + c2[2] * (t); - } - - /* - c[0] = 1.0 - Math.abs( Math.sin( 0.1 * reModular.getTime() * Math.PI) ); - c[1] = Math.abs( Math.sin( 0.07 * reModular.getTime() * Math.PI) ); - c[2] = Math.abs( Math.sin( 0.01 * reModular.getTime() * Math.PI) ); - */ - - for(var i in result) - result[i] /= 255; - - this.boxcolor = colorToString(result); - this.setOutputData(0, result); -} - - -LiteGraph.registerNodeType("color/palette", ColorPalette ); - - -function ImageFrame() -{ - this.addInput("","image"); - this.size = [200,200]; -} - -ImageFrame.title = "Frame"; -ImageFrame.desc = "Frame viewerew"; -ImageFrame.widgets = [{name:"resize",text:"Resize box",type:"button"},{name:"view",text:"View Image",type:"button"}]; - - -ImageFrame.prototype.onDrawBackground = function(ctx) -{ - if(this.frame) - ctx.drawImage(this.frame, 0,0,this.size[0],this.size[1]); -} - -ImageFrame.prototype.onExecute = function() -{ - this.frame = this.getInputData(0); - this.setDirtyCanvas(true); -} - -ImageFrame.prototype.onWidget = function(e,widget) -{ - if(widget.name == "resize" && this.frame) - { - var width = this.frame.width; - var height = this.frame.height; - - if(!width && this.frame.videoWidth != null ) - { - width = this.frame.videoWidth; - height = this.frame.videoHeight; - } - - if(width && height) - this.size = [width, height]; - this.setDirtyCanvas(true,true); - } - else if(widget.name == "view") - this.show(); -} - -ImageFrame.prototype.show = function() -{ - //var str = this.canvas.toDataURL("image/png"); - if(showElement && this.frame) - showElement(this.frame); -} - - -LiteGraph.registerNodeType("graphics/frame", ImageFrame ); - - - -/* -LiteGraph.registerNodeType("visualization/graph", { - desc: "Shows a graph of the inputs", - - inputs: [["",0],["",0],["",0],["",0]], - size: [200,200], - properties: {min:-1,max:1,bgColor:"#000"}, - onDrawBackground: function(ctx) - { - var colors = ["#FFF","#FAA","#AFA","#AAF"]; - - if(this.properties.bgColor != null && this.properties.bgColor != "") - { - ctx.fillStyle="#000"; - ctx.fillRect(2,2,this.size[0] - 4, this.size[1]-4); - } - - if(this.data) - { - var min = this.properties["min"]; - var max = this.properties["max"]; - - for(var i in this.data) - { - var data = this.data[i]; - if(!data) continue; - - if(this.getInputInfo(i) == null) continue; - - ctx.strokeStyle = colors[i]; - ctx.beginPath(); - - var d = data.length / this.size[0]; - for(var j = 0; j < data.length; j += d) - { - var value = data[ Math.floor(j) ]; - value = (value - min) / (max - min); - if (value > 1.0) value = 1.0; - else if(value < 0) value = 0; - - if(j == 0) - ctx.moveTo( j / d, (this.size[1] - 5) - (this.size[1] - 10) * value); - else - ctx.lineTo( j / d, (this.size[1] - 5) - (this.size[1] - 10) * value); - } - - ctx.stroke(); - } - } - - //ctx.restore(); - }, - - onExecute: function() - { - if(!this.data) this.data = []; - - for(var i in this.inputs) - { - var value = this.getInputData(i); - - if(typeof(value) == "number") - { - value = value ? value : 0; - if(!this.data[i]) - this.data[i] = []; - this.data[i].push(value); - - if(this.data[i].length > (this.size[1] - 4)) - this.data[i] = this.data[i].slice(1,this.data[i].length); - } - else - this.data[i] = value; - } - - if(this.data.length) - this.setDirtyCanvas(true); - } - }); -*/ - -function ImageFade() -{ - this.addInputs([["img1","image"],["img2","image"],["fade","number"]]); - this.addOutput("","image"); - this.properties = {fade:0.5,width:512,height:512}; -} - -ImageFade.title = "Image fade"; -ImageFade.desc = "Fades between images"; -ImageFade.widgets = [{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}]; - -ImageFade.prototype.onAdded = function() -{ - this.createCanvas(); - var ctx = this.canvas.getContext("2d"); - ctx.fillStyle = "#000"; - ctx.fillRect(0,0,this.properties["width"],this.properties["height"]); -} - -ImageFade.prototype.createCanvas = function() -{ - this.canvas = document.createElement("canvas"); - this.canvas.width = this.properties["width"]; - this.canvas.height = this.properties["height"]; -} - -ImageFade.prototype.onExecute = function() -{ - var ctx = this.canvas.getContext("2d"); - this.canvas.width = this.canvas.width; - - var A = this.getInputData(0); - if (A != null) - { - ctx.drawImage(A,0,0,this.canvas.width, this.canvas.height); - } - - var fade = this.getInputData(2); - if(fade == null) - fade = this.properties["fade"]; - else - this.properties["fade"] = fade; - - ctx.globalAlpha = fade; - var B = this.getInputData(1); - if (B != null) - { - ctx.drawImage(B,0,0,this.canvas.width, this.canvas.height); - } - ctx.globalAlpha = 1.0; - - this.setOutputData(0,this.canvas); - this.setDirtyCanvas(true); -} - -LiteGraph.registerNodeType("graphics/imagefade", ImageFade); - - - -function ImageCrop() -{ - this.addInput("","image"); - this.addOutput("","image"); - this.properties = {width:256,height:256,x:0,y:0,scale:1.0 }; - this.size = [50,20]; -} - -ImageCrop.title = "Crop"; -ImageCrop.desc = "Crop Image"; - -ImageCrop.prototype.onAdded = function() -{ - this.createCanvas(); -} - -ImageCrop.prototype.createCanvas = function() -{ - this.canvas = document.createElement("canvas"); - this.canvas.width = this.properties["width"]; - this.canvas.height = this.properties["height"]; -} - -ImageCrop.prototype.onExecute = function() -{ - var input = this.getInputData(0); - if(!input) - return; - - if(input.width) - { - var ctx = this.canvas.getContext("2d"); - - ctx.drawImage(input, -this.properties["x"],-this.properties["y"], input.width * this.properties["scale"], input.height * this.properties["scale"]); - this.setOutputData(0,this.canvas); - } - else - this.setOutputData(0,null); -} - -ImageCrop.prototype.onDrawBackground = function(ctx) -{ - if(this.flags.collapsed) - return; - if(this.canvas) - ctx.drawImage( this.canvas, 0,0,this.canvas.width,this.canvas.height, 0,0, this.size[0], this.size[1] ); -} - -ImageCrop.prototype.onPropertyChanged = function(name,value) -{ - this.properties[name] = value; - - if(name == "scale") - { - this.properties[name] = parseFloat(value); - if(this.properties[name] == 0) - { - this.trace("Error in scale"); - this.properties[name] = 1.0; - } - } - else - this.properties[name] = parseInt(value); - - this.createCanvas(); - - return true; -} - -LiteGraph.registerNodeType("graphics/cropImage", ImageCrop ); - - -function ImageVideo() -{ - this.addInput("t","number"); - this.addOutputs([["frame","image"],["t","number"],["d","number"]]); - this.properties = { url:"", use_proxy: true }; -} - -ImageVideo.title = "Video"; -ImageVideo.desc = "Video playback"; -ImageVideo.widgets = [{name:"play",text:"PLAY",type:"minibutton"},{name:"stop",text:"STOP",type:"minibutton"},{name:"demo",text:"Demo video",type:"button"},{name:"mute",text:"Mute video",type:"button"}]; - -ImageVideo.prototype.onExecute = function() -{ - if(!this.properties.url) - return; - - if(this.properties.url != this._video_url) - this.loadVideo(this.properties.url); - - if(!this._video || this._video.width == 0) - return; - - var t = this.getInputData(0); - if(t && t >= 0 && t <= 1.0) - { - this._video.currentTime = t * this._video.duration; - this._video.pause(); - } - - this._video.dirty = true; - this.setOutputData(0,this._video); - this.setOutputData(1,this._video.currentTime); - this.setOutputData(2,this._video.duration); - this.setDirtyCanvas(true); -} - -ImageVideo.prototype.onStart = function() -{ - this.play(); -} - -ImageVideo.prototype.onStop = function() -{ - this.stop(); -} - -ImageVideo.prototype.loadVideo = function(url) -{ - this._video_url = url; - - if(this.properties.use_proxy && url.substr(0,4) == "http" && LiteGraph.proxy ) - url = LiteGraph.proxy + url.substr( url.indexOf(":") + 3 ); - - this._video = document.createElement("video"); - this._video.src = url; - this._video.type = "type=video/mp4"; - - this._video.muted = true; - this._video.autoplay = true; - - var that = this; - this._video.addEventListener("loadedmetadata",function(e) { - //onload - that.trace("Duration: " + this.duration + " seconds"); - that.trace("Size: " + this.videoWidth + "," + this.videoHeight); - that.setDirtyCanvas(true); - this.width = this.videoWidth; - this.height = this.videoHeight; - }); - this._video.addEventListener("progress",function(e) { - //onload - //that.trace("loading..."); - }); - this._video.addEventListener("error",function(e) { - console.log("Error loading video: " + this.src); - that.trace("Error loading video: " + this.src); - if (this.error) { - switch (this.error.code) { - case this.error.MEDIA_ERR_ABORTED: - that.trace("You stopped the video."); - break; - case this.error.MEDIA_ERR_NETWORK: - that.trace("Network error - please try again later."); - break; - case this.error.MEDIA_ERR_DECODE: - that.trace("Video is broken.."); - break; - case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED: - that.trace("Sorry, your browser can't play this video."); - break; - } - } - }); - - this._video.addEventListener("ended",function(e) { - that.trace("Ended."); - this.play(); //loop - }); - - //document.body.appendChild(this.video); -} - -ImageVideo.prototype.onPropertyChanged = function(name,value) -{ - this.properties[name] = value; - if (name == "url" && value != "") - this.loadVideo(value); - - return true; -} - -ImageVideo.prototype.play = function() -{ - if(this._video) - this._video.play(); -} - -ImageVideo.prototype.playPause = function() -{ - if(!this._video) - return; - if(this._video.paused) - this.play(); - else - this.pause(); -} - -ImageVideo.prototype.stop = function() -{ - if(!this._video) - return; - this._video.pause(); - this._video.currentTime = 0; -} - -ImageVideo.prototype.pause = function() -{ - if(!this._video) - return; - this.trace("Video paused"); - this._video.pause(); -} - -ImageVideo.prototype.onWidget = function(e,widget) -{ - /* - if(widget.name == "demo") - { - this.loadVideo(); - } - else if(widget.name == "play") - { - if(this._video) - this.playPause(); - } - if(widget.name == "stop") - { - this.stop(); - } - else if(widget.name == "mute") - { - if(this._video) - this._video.muted = !this._video.muted; - } - */ -} - -LiteGraph.registerNodeType("graphics/video", ImageVideo ); - - -// Texture Webcam ***************************************** -function ImageWebcam() -{ - this.addOutput("Webcam","image"); - this.properties = {}; -} - -ImageWebcam.title = "Webcam"; -ImageWebcam.desc = "Webcam image"; - - -ImageWebcam.prototype.openStream = function() -{ - //Vendor prefixes hell - navigator.getUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia); - window.URL = window.URL || window.webkitURL; - - if (!navigator.getUserMedia) { - //console.log('getUserMedia() is not supported in your browser, use chrome and enable WebRTC from about://flags'); - return; - } - - this._waiting_confirmation = true; - - // Not showing vendor prefixes. - navigator.getUserMedia({video: true}, this.streamReady.bind(this), onFailSoHard); - - var that = this; - function onFailSoHard(e) { - console.log('Webcam rejected', e); - that._webcam_stream = false; - that.box_color = "red"; - }; -} - -ImageWebcam.prototype.onRemoved = function() -{ - if(this._webcam_stream) - { - this._webcam_stream.stop(); - this._webcam_stream = null; - this._video = null; - } -} - -ImageWebcam.prototype.streamReady = function(localMediaStream) -{ - this._webcam_stream = localMediaStream; - //this._waiting_confirmation = false; - - var video = this._video; - if(!video) - { - video = document.createElement("video"); - video.autoplay = true; - video.src = window.URL.createObjectURL(localMediaStream); - this._video = video; - //document.body.appendChild( video ); //debug - //when video info is loaded (size and so) - video.onloadedmetadata = function(e) { - // Ready to go. Do some stuff. - console.log(e); - }; - } -}, - -ImageWebcam.prototype.onExecute = function() -{ - if(this._webcam_stream == null && !this._waiting_confirmation) - this.openStream(); - - if(!this._video || !this._video.videoWidth) return; - - this._video.width = this._video.videoWidth; - this._video.height = this._video.videoHeight; - this.setOutputData(0, this._video); -} - -ImageWebcam.prototype.getExtraMenuOptions = function(graphcanvas) -{ - var that = this; - var txt = !that.properties.show ? "Show Frame" : "Hide Frame"; - return [ {content: txt, callback: - function() { - that.properties.show = !that.properties.show; - } - }]; -} - -ImageWebcam.prototype.onDrawBackground = function(ctx) -{ - if(this.flags.collapsed || this.size[1] <= 20 || !this.properties.show) - return; - - if(!this._video) - return; - - //render to graph canvas - ctx.save(); - ctx.drawImage(this._video, 0, 0, this.size[0], this.size[1]); - ctx.restore(); -} - -LiteGraph.registerNodeType("graphics/webcam", ImageWebcam ); - - -})(this); - +})(this); +(function(global){ +var LiteGraph = global.LiteGraph; + +function Selector() +{ + this.addInput("sel","boolean"); + this.addOutput("value","number"); + this.properties = { A:0, B:1 }; + this.size = [60,20]; +} + +Selector.title = "Selector"; +Selector.desc = "outputs A if selector is true, B if selector is false"; + +Selector.prototype.onExecute = function() +{ + var cond = this.getInputData(0); + if(cond === undefined) + return; + + for(var i = 1; i < this.inputs.length; i++) + { + var input = this.inputs[i]; + var v = this.getInputData(i); + if(v === undefined) + continue; + this.properties[input.name] = v; + } + + var A = this.properties.A; + var B = this.properties.B; + this.setOutputData(0, cond ? A : B ); +} + +Selector.prototype.onGetInputs = function() { + return [["A",0],["B",0]]; +} + +LiteGraph.registerNodeType("logic/selector", Selector); + +})(this); +(function(global){ +var LiteGraph = global.LiteGraph; + +function GraphicsPlot() +{ + this.addInput("A","Number"); + this.addInput("B","Number"); + this.addInput("C","Number"); + this.addInput("D","Number"); + + this.values = [[],[],[],[]]; + this.properties = { scale: 2 }; +} + +GraphicsPlot.title = "Plot"; +GraphicsPlot.desc = "Plots data over time"; +GraphicsPlot.colors = ["#FFF","#F99","#9F9","#99F"]; + +GraphicsPlot.prototype.onExecute = function(ctx) +{ + if(this.flags.collapsed) + return; + + var size = this.size; + + for(var i = 0; i < 4; ++i) + { + var v = this.getInputData(i); + if(v == null) + continue; + var values = this.values[i]; + values.push(v); + if(values.length > size[0]) + values.shift(); + } +} + +GraphicsPlot.prototype.onDrawBackground = function(ctx) +{ + if(this.flags.collapsed) + return; + + var size = this.size; + + var scale = 0.5 * size[1] / this.properties.scale; + var colors = GraphicsPlot.colors; + var offset = size[1] * 0.5; + + ctx.fillStyle = "#000"; + ctx.fillRect(0,0, size[0],size[1]); + ctx.strokeStyle = "#555"; + ctx.beginPath(); + ctx.moveTo(0, offset); + ctx.lineTo(size[0], offset); + ctx.stroke(); + + for(var i = 0; i < 4; ++i) + { + var values = this.values[i]; + ctx.strokeStyle = colors[i]; + ctx.beginPath(); + var v = values[0] * scale * -1 + offset; + ctx.moveTo(0, Math.clamp( v, 0, size[1]) ); + for(var j = 1; j < values.length && j < size[0]; ++j) + { + var v = values[j] * scale * -1 + offset; + ctx.lineTo( j, Math.clamp( v, 0, size[1]) ); + } + ctx.stroke(); + } +} + +LiteGraph.registerNodeType("graphics/plot", GraphicsPlot); + + +function GraphicsImage() +{ + this.addOutput("frame","image"); + this.properties = {"url":""}; +} + +GraphicsImage.title = "Image"; +GraphicsImage.desc = "Image loader"; +GraphicsImage.widgets = [{name:"load",text:"Load",type:"button"}]; + +GraphicsImage.supported_extensions = ["jpg","jpeg","png","gif"]; + +GraphicsImage.prototype.onAdded = function() +{ + if(this.properties["url"] != "" && this.img == null) + { + this.loadImage( this.properties["url"] ); + } +} + +GraphicsImage.prototype.onDrawBackground = function(ctx) +{ + if(this.img && this.size[0] > 5 && this.size[1] > 5) + ctx.drawImage(this.img, 0,0,this.size[0],this.size[1]); +} + + +GraphicsImage.prototype.onExecute = function() +{ + if(!this.img) + this.boxcolor = "#000"; + if(this.img && this.img.width) + this.setOutputData(0,this.img); + else + this.setOutputData(0,null); + if(this.img && this.img.dirty) + this.img.dirty = false; +} + +GraphicsImage.prototype.onPropertyChanged = function(name,value) +{ + this.properties[name] = value; + if (name == "url" && value != "") + this.loadImage(value); + + return true; +} + +GraphicsImage.prototype.loadImage = function( url, callback ) +{ + if(url == "") + { + this.img = null; + return; + } + + this.img = document.createElement("img"); + + if(url.substr(0,4) == "http" && LiteGraph.proxy) + url = LiteGraph.proxy + url.substr( url.indexOf(":") + 3 ); + + this.img.src = url; + this.boxcolor = "#F95"; + var that = this; + this.img.onload = function() + { + if(callback) + callback(this); + that.trace("Image loaded, size: " + that.img.width + "x" + that.img.height ); + this.dirty = true; + that.boxcolor = "#9F9"; + that.setDirtyCanvas(true); + } +} + +GraphicsImage.prototype.onWidget = function(e,widget) +{ + if(widget.name == "load") + { + this.loadImage(this.properties["url"]); + } +} + +GraphicsImage.prototype.onDropFile = function(file) +{ + var that = this; + if(this._url) + URL.revokeObjectURL( this._url ); + this._url = URL.createObjectURL( file ); + this.properties.url = this._url; + this.loadImage( this._url, function(img){ + that.size[1] = (img.height / img.width) * that.size[0]; + }); +} + +LiteGraph.registerNodeType("graphics/image", GraphicsImage); + + + +function ColorPalette() +{ + this.addInput("f","number"); + this.addOutput("Color","color"); + this.properties = {colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}; + +} + +ColorPalette.title = "Palette"; +ColorPalette.desc = "Generates a color"; + +ColorPalette.prototype.onExecute = function() +{ + var c = []; + + if (this.properties.colorA != null) + c.push( hex2num( this.properties.colorA ) ); + if (this.properties.colorB != null) + c.push( hex2num( this.properties.colorB ) ); + if (this.properties.colorC != null) + c.push( hex2num( this.properties.colorC ) ); + if (this.properties.colorD != null) + c.push( hex2num( this.properties.colorD ) ); + + var f = this.getInputData(0); + if(f == null) f = 0.5; + if (f > 1.0) + f = 1.0; + else if (f < 0.0) + f = 0.0; + + if(c.length == 0) + return; + + var result = [0,0,0]; + if(f == 0) + result = c[0]; + else if(f == 1) + result = c[ c.length - 1]; + else + { + var pos = (c.length - 1)* f; + var c1 = c[ Math.floor(pos) ]; + var c2 = c[ Math.floor(pos)+1 ]; + var t = pos - Math.floor(pos); + result[0] = c1[0] * (1-t) + c2[0] * (t); + result[1] = c1[1] * (1-t) + c2[1] * (t); + result[2] = c1[2] * (1-t) + c2[2] * (t); + } + + /* + c[0] = 1.0 - Math.abs( Math.sin( 0.1 * reModular.getTime() * Math.PI) ); + c[1] = Math.abs( Math.sin( 0.07 * reModular.getTime() * Math.PI) ); + c[2] = Math.abs( Math.sin( 0.01 * reModular.getTime() * Math.PI) ); + */ + + for(var i in result) + result[i] /= 255; + + this.boxcolor = colorToString(result); + this.setOutputData(0, result); +} + + +LiteGraph.registerNodeType("color/palette", ColorPalette ); + + +function ImageFrame() +{ + this.addInput("","image"); + this.size = [200,200]; +} + +ImageFrame.title = "Frame"; +ImageFrame.desc = "Frame viewerew"; +ImageFrame.widgets = [{name:"resize",text:"Resize box",type:"button"},{name:"view",text:"View Image",type:"button"}]; + + +ImageFrame.prototype.onDrawBackground = function(ctx) +{ + if(this.frame) + ctx.drawImage(this.frame, 0,0,this.size[0],this.size[1]); +} + +ImageFrame.prototype.onExecute = function() +{ + this.frame = this.getInputData(0); + this.setDirtyCanvas(true); +} + +ImageFrame.prototype.onWidget = function(e,widget) +{ + if(widget.name == "resize" && this.frame) + { + var width = this.frame.width; + var height = this.frame.height; + + if(!width && this.frame.videoWidth != null ) + { + width = this.frame.videoWidth; + height = this.frame.videoHeight; + } + + if(width && height) + this.size = [width, height]; + this.setDirtyCanvas(true,true); + } + else if(widget.name == "view") + this.show(); +} + +ImageFrame.prototype.show = function() +{ + //var str = this.canvas.toDataURL("image/png"); + if(showElement && this.frame) + showElement(this.frame); +} + + +LiteGraph.registerNodeType("graphics/frame", ImageFrame ); + + + +/* +LiteGraph.registerNodeType("visualization/graph", { + desc: "Shows a graph of the inputs", + + inputs: [["",0],["",0],["",0],["",0]], + size: [200,200], + properties: {min:-1,max:1,bgColor:"#000"}, + onDrawBackground: function(ctx) + { + var colors = ["#FFF","#FAA","#AFA","#AAF"]; + + if(this.properties.bgColor != null && this.properties.bgColor != "") + { + ctx.fillStyle="#000"; + ctx.fillRect(2,2,this.size[0] - 4, this.size[1]-4); + } + + if(this.data) + { + var min = this.properties["min"]; + var max = this.properties["max"]; + + for(var i in this.data) + { + var data = this.data[i]; + if(!data) continue; + + if(this.getInputInfo(i) == null) continue; + + ctx.strokeStyle = colors[i]; + ctx.beginPath(); + + var d = data.length / this.size[0]; + for(var j = 0; j < data.length; j += d) + { + var value = data[ Math.floor(j) ]; + value = (value - min) / (max - min); + if (value > 1.0) value = 1.0; + else if(value < 0) value = 0; + + if(j == 0) + ctx.moveTo( j / d, (this.size[1] - 5) - (this.size[1] - 10) * value); + else + ctx.lineTo( j / d, (this.size[1] - 5) - (this.size[1] - 10) * value); + } + + ctx.stroke(); + } + } + + //ctx.restore(); + }, + + onExecute: function() + { + if(!this.data) this.data = []; + + for(var i in this.inputs) + { + var value = this.getInputData(i); + + if(typeof(value) == "number") + { + value = value ? value : 0; + if(!this.data[i]) + this.data[i] = []; + this.data[i].push(value); + + if(this.data[i].length > (this.size[1] - 4)) + this.data[i] = this.data[i].slice(1,this.data[i].length); + } + else + this.data[i] = value; + } + + if(this.data.length) + this.setDirtyCanvas(true); + } + }); +*/ + +function ImageFade() +{ + this.addInputs([["img1","image"],["img2","image"],["fade","number"]]); + this.addOutput("","image"); + this.properties = {fade:0.5,width:512,height:512}; +} + +ImageFade.title = "Image fade"; +ImageFade.desc = "Fades between images"; +ImageFade.widgets = [{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}]; + +ImageFade.prototype.onAdded = function() +{ + this.createCanvas(); + var ctx = this.canvas.getContext("2d"); + ctx.fillStyle = "#000"; + ctx.fillRect(0,0,this.properties["width"],this.properties["height"]); +} + +ImageFade.prototype.createCanvas = function() +{ + this.canvas = document.createElement("canvas"); + this.canvas.width = this.properties["width"]; + this.canvas.height = this.properties["height"]; +} + +ImageFade.prototype.onExecute = function() +{ + var ctx = this.canvas.getContext("2d"); + this.canvas.width = this.canvas.width; + + var A = this.getInputData(0); + if (A != null) + { + ctx.drawImage(A,0,0,this.canvas.width, this.canvas.height); + } + + var fade = this.getInputData(2); + if(fade == null) + fade = this.properties["fade"]; + else + this.properties["fade"] = fade; + + ctx.globalAlpha = fade; + var B = this.getInputData(1); + if (B != null) + { + ctx.drawImage(B,0,0,this.canvas.width, this.canvas.height); + } + ctx.globalAlpha = 1.0; + + this.setOutputData(0,this.canvas); + this.setDirtyCanvas(true); +} + +LiteGraph.registerNodeType("graphics/imagefade", ImageFade); + + + +function ImageCrop() +{ + this.addInput("","image"); + this.addOutput("","image"); + this.properties = {width:256,height:256,x:0,y:0,scale:1.0 }; + this.size = [50,20]; +} + +ImageCrop.title = "Crop"; +ImageCrop.desc = "Crop Image"; + +ImageCrop.prototype.onAdded = function() +{ + this.createCanvas(); +} + +ImageCrop.prototype.createCanvas = function() +{ + this.canvas = document.createElement("canvas"); + this.canvas.width = this.properties["width"]; + this.canvas.height = this.properties["height"]; +} + +ImageCrop.prototype.onExecute = function() +{ + var input = this.getInputData(0); + if(!input) + return; + + if(input.width) + { + var ctx = this.canvas.getContext("2d"); + + ctx.drawImage(input, -this.properties["x"],-this.properties["y"], input.width * this.properties["scale"], input.height * this.properties["scale"]); + this.setOutputData(0,this.canvas); + } + else + this.setOutputData(0,null); +} + +ImageCrop.prototype.onDrawBackground = function(ctx) +{ + if(this.flags.collapsed) + return; + if(this.canvas) + ctx.drawImage( this.canvas, 0,0,this.canvas.width,this.canvas.height, 0,0, this.size[0], this.size[1] ); +} + +ImageCrop.prototype.onPropertyChanged = function(name,value) +{ + this.properties[name] = value; + + if(name == "scale") + { + this.properties[name] = parseFloat(value); + if(this.properties[name] == 0) + { + this.trace("Error in scale"); + this.properties[name] = 1.0; + } + } + else + this.properties[name] = parseInt(value); + + this.createCanvas(); + + return true; +} + +LiteGraph.registerNodeType("graphics/cropImage", ImageCrop ); + + +function ImageVideo() +{ + this.addInput("t","number"); + this.addOutputs([["frame","image"],["t","number"],["d","number"]]); + this.properties = { url:"", use_proxy: true }; +} + +ImageVideo.title = "Video"; +ImageVideo.desc = "Video playback"; +ImageVideo.widgets = [{name:"play",text:"PLAY",type:"minibutton"},{name:"stop",text:"STOP",type:"minibutton"},{name:"demo",text:"Demo video",type:"button"},{name:"mute",text:"Mute video",type:"button"}]; + +ImageVideo.prototype.onExecute = function() +{ + if(!this.properties.url) + return; + + if(this.properties.url != this._video_url) + this.loadVideo(this.properties.url); + + if(!this._video || this._video.width == 0) + return; + + var t = this.getInputData(0); + if(t && t >= 0 && t <= 1.0) + { + this._video.currentTime = t * this._video.duration; + this._video.pause(); + } + + this._video.dirty = true; + this.setOutputData(0,this._video); + this.setOutputData(1,this._video.currentTime); + this.setOutputData(2,this._video.duration); + this.setDirtyCanvas(true); +} + +ImageVideo.prototype.onStart = function() +{ + this.play(); +} + +ImageVideo.prototype.onStop = function() +{ + this.stop(); +} + +ImageVideo.prototype.loadVideo = function(url) +{ + this._video_url = url; + + if(this.properties.use_proxy && url.substr(0,4) == "http" && LiteGraph.proxy ) + url = LiteGraph.proxy + url.substr( url.indexOf(":") + 3 ); + + this._video = document.createElement("video"); + this._video.src = url; + this._video.type = "type=video/mp4"; + + this._video.muted = true; + this._video.autoplay = true; + + var that = this; + this._video.addEventListener("loadedmetadata",function(e) { + //onload + that.trace("Duration: " + this.duration + " seconds"); + that.trace("Size: " + this.videoWidth + "," + this.videoHeight); + that.setDirtyCanvas(true); + this.width = this.videoWidth; + this.height = this.videoHeight; + }); + this._video.addEventListener("progress",function(e) { + //onload + //that.trace("loading..."); + }); + this._video.addEventListener("error",function(e) { + console.log("Error loading video: " + this.src); + that.trace("Error loading video: " + this.src); + if (this.error) { + switch (this.error.code) { + case this.error.MEDIA_ERR_ABORTED: + that.trace("You stopped the video."); + break; + case this.error.MEDIA_ERR_NETWORK: + that.trace("Network error - please try again later."); + break; + case this.error.MEDIA_ERR_DECODE: + that.trace("Video is broken.."); + break; + case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED: + that.trace("Sorry, your browser can't play this video."); + break; + } + } + }); + + this._video.addEventListener("ended",function(e) { + that.trace("Ended."); + this.play(); //loop + }); + + //document.body.appendChild(this.video); +} + +ImageVideo.prototype.onPropertyChanged = function(name,value) +{ + this.properties[name] = value; + if (name == "url" && value != "") + this.loadVideo(value); + + return true; +} + +ImageVideo.prototype.play = function() +{ + if(this._video) + this._video.play(); +} + +ImageVideo.prototype.playPause = function() +{ + if(!this._video) + return; + if(this._video.paused) + this.play(); + else + this.pause(); +} + +ImageVideo.prototype.stop = function() +{ + if(!this._video) + return; + this._video.pause(); + this._video.currentTime = 0; +} + +ImageVideo.prototype.pause = function() +{ + if(!this._video) + return; + this.trace("Video paused"); + this._video.pause(); +} + +ImageVideo.prototype.onWidget = function(e,widget) +{ + /* + if(widget.name == "demo") + { + this.loadVideo(); + } + else if(widget.name == "play") + { + if(this._video) + this.playPause(); + } + if(widget.name == "stop") + { + this.stop(); + } + else if(widget.name == "mute") + { + if(this._video) + this._video.muted = !this._video.muted; + } + */ +} + +LiteGraph.registerNodeType("graphics/video", ImageVideo ); + + +// Texture Webcam ***************************************** +function ImageWebcam() +{ + this.addOutput("Webcam","image"); + this.properties = {}; +} + +ImageWebcam.title = "Webcam"; +ImageWebcam.desc = "Webcam image"; + + +ImageWebcam.prototype.openStream = function() +{ + //Vendor prefixes hell + navigator.getUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia); + window.URL = window.URL || window.webkitURL; + + if (!navigator.getUserMedia) { + //console.log('getUserMedia() is not supported in your browser, use chrome and enable WebRTC from about://flags'); + return; + } + + this._waiting_confirmation = true; + + // Not showing vendor prefixes. + navigator.getUserMedia({video: true}, this.streamReady.bind(this), onFailSoHard); + + var that = this; + function onFailSoHard(e) { + console.log('Webcam rejected', e); + that._webcam_stream = false; + that.box_color = "red"; + }; +} + +ImageWebcam.prototype.onRemoved = function() +{ + if(this._webcam_stream) + { + this._webcam_stream.stop(); + this._webcam_stream = null; + this._video = null; + } +} + +ImageWebcam.prototype.streamReady = function(localMediaStream) +{ + this._webcam_stream = localMediaStream; + //this._waiting_confirmation = false; + + var video = this._video; + if(!video) + { + video = document.createElement("video"); + video.autoplay = true; + video.src = window.URL.createObjectURL(localMediaStream); + this._video = video; + //document.body.appendChild( video ); //debug + //when video info is loaded (size and so) + video.onloadedmetadata = function(e) { + // Ready to go. Do some stuff. + console.log(e); + }; + } +}, + +ImageWebcam.prototype.onExecute = function() +{ + if(this._webcam_stream == null && !this._waiting_confirmation) + this.openStream(); + + if(!this._video || !this._video.videoWidth) return; + + this._video.width = this._video.videoWidth; + this._video.height = this._video.videoHeight; + this.setOutputData(0, this._video); +} + +ImageWebcam.prototype.getExtraMenuOptions = function(graphcanvas) +{ + var that = this; + var txt = !that.properties.show ? "Show Frame" : "Hide Frame"; + return [ {content: txt, callback: + function() { + that.properties.show = !that.properties.show; + } + }]; +} + +ImageWebcam.prototype.onDrawBackground = function(ctx) +{ + if(this.flags.collapsed || this.size[1] <= 20 || !this.properties.show) + return; + + if(!this._video) + return; + + //render to graph canvas + ctx.save(); + ctx.drawImage(this._video, 0, 0, this.size[0], this.size[1]); + ctx.restore(); +} + +LiteGraph.registerNodeType("graphics/webcam", ImageWebcam ); + + +})(this); + (function(global){ var LiteGraph = global.LiteGraph; @@ -14839,7 +14849,7 @@ LGraphTextureKuwaharaFilter.pixel_shader = "\n\ } //litegl.js defined -})(this); +})(this); (function(global){ var LiteGraph = global.LiteGraph; @@ -15516,7 +15526,7 @@ if(typeof(GL) != "undefined") global.LGraphFXVigneting = LGraphFXVigneting; } -})(this); +})(this); (function( global ) { var LiteGraph = global.LiteGraph; @@ -16224,7 +16234,7 @@ LiteGraph.registerNodeType("midi/cc", LGMIDICC); function now() { return window.performance.now() } -})( this ); +})( this ); (function( global ) { var LiteGraph = global.LiteGraph; @@ -17480,7 +17490,7 @@ LiteGraph.registerNodeType("audio/destination", LGAudioDestination); -})( this ); +})( this ); //event related nodes (function(global){ var LiteGraph = global.LiteGraph; @@ -17739,4 +17749,4 @@ LGSillyClient.prototype.onGetOutputs = function() LiteGraph.registerNodeType("network/sillyclient", LGSillyClient ); -})(this); +})(this); \ No newline at end of file diff --git a/build/litegraph.min.js b/build/litegraph.min.js index 2eb9bdc76d..e0a8ed61eb 100755 --- a/build/litegraph.min.js +++ b/build/litegraph.min.js @@ -1,485 +1,8217 @@ -(function(t){function h(a){k.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear();a&&this.configure(a)}function d(a){this._ctor(a)}function q(a){this._ctor(a)}function g(a,b,f){f=f||{};this.background_image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII="; -a&&a.constructor===String&&(a=document.querySelector(a));this.max_zoom=10;this.min_zoom=0.1;this.zoom_modify_alpha=!0;this.title_text_font="bold "+k.NODE_TEXT_SIZE+"px Arial";this.inner_text_font="normal "+k.NODE_SUBTEXT_SIZE+"px Arial";this.node_title_color=k.NODE_TITLE_COLOR;this.default_link_color=k.LINK_COLOR;this.default_connection_color={input_off:"#AAB",input_on:"#7F7",output_off:"#AAB",output_on:"#7F7"};this.highquality_render=!0;this.use_gradients=!1;this.editor_alpha=1;this.pause_rendering= -!1;this.render_only_selected=this.clear_background=this.render_shadows=!0;this.live_mode=!1;this.allow_searchbox=this.allow_interaction=this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.drag_mode=!1;this.filter=this.dragging_rectangle=null;this.always_render_background=!1;this.render_canvas_border=!0;this.render_connections_shadows=!1;this.render_connection_arrows=this.render_curved_connections=this.render_connections_border=!0;this.render_execution_order=!1;this.canvas_mouse=[0,0]; -this.onSearchBoxSelection=this.onSearchBox=null;this.connections_width=3;this.round_radius=8;this.node_widget=this.current_node=null;this.last_mouse_position=[0,0];b&&b.attachCanvas(this);this.setCanvas(a);this.clear();f.skip_render||this.startRendering();this.autoresize=f.autoresize}function r(a,b){return Math.sqrt((b[0]-a[0])*(b[0]-a[0])+(b[1]-a[1])*(b[1]-a[1]))}function p(a,b,f,c,e,l){return fa&&cb?!0:!1}function s(a,b){var f=a[0]+a[2],c=a[1]+a[3],e=b[1]+b[3];return a[0]>b[0]+b[2]|| -a[1]>e||fk.width-g.width-10&&(l=k.width-g.width-10);n>k.height-g.height-10&&(n=k.height-g.height-10)}e.style.left=l+"px";e.style.top=n+"px"}var k=t.LiteGraph={CANVAS_GRID_SIZE:10, -NODE_TITLE_HEIGHT:20,NODE_SLOT_HEIGHT:15,NODE_WIDGET_HEIGHT:20,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,NODE_COLLAPSED_WIDTH:80,NODE_TITLE_COLOR:"#999",NODE_TEXT_SIZE:14,NODE_TEXT_COLOR:"#AAA",NODE_SUBTEXT_SIZE:12,NODE_DEFAULT_COLOR:"#333",NODE_DEFAULT_BGCOLOR:"#444",NODE_DEFAULT_BOXCOLOR:"#666",NODE_DEFAULT_SHAPE:"box",DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)",LINK_COLOR:"#AAD",EVENT_LINK_COLOR:"#F85",CONNECTING_LINK_COLOR:"#AFA",MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],VALID_SHAPES:["default", -"box","round","card"],BOX_SHAPE:1,ROUND_SHAPE:2,CIRCLE_SHAPE:3,CARD_SHAPE:4,ARROW_SHAPE:5,INPUT:1,OUTPUT:2,EVENT:-1,ACTION:-1,ALWAYS:0,ON_EVENT:1,NEVER:2,ON_TRIGGER:3,UP:1,DOWN:2,LEFT:3,RIGHT:4,CENTER:5,NORMAL_TITLE:0,NO_TITLE:1,TRANSPARENT_TITLE:2,AUTOHIDE_TITLE:3,proxy:null,node_images_path:"",debug:!1,throw_errors:!0,allow_scripts:!0,registered_node_types:{},node_types_by_file_extension:{},Nodes:{},registerNodeType:function(a,b){if(!b.prototype)throw"Cannot register a simple object, it must be a class with a prototype"; -b.type=a;k.debug&&console.log("Node registered: "+a);a.split("/");var f=b.name,c=a.lastIndexOf("/");b.category=a.substr(0,c);b.title||(b.title=f);if(b.prototype)for(var e in d.prototype)b.prototype[e]||(b.prototype[e]=d.prototype[e]);Object.defineProperty(b.prototype,"shape",{set:function(a){switch(a){case "default":delete this._shape;break;case "box":this._shape=k.BOX_SHAPE;break;case "round":this._shape=k.ROUND_SHAPE;break;case "circle":this._shape=k.CIRCLE_SHAPE;break;case "card":this._shape=k.CARD_SHAPE; -break;default:this._shape=a}},get:function(a){return this._shape},enumerable:!0});this.registered_node_types[a]=b;b.constructor.name&&(this.Nodes[f]=b);b.prototype.onPropertyChange&&console.warn("LiteGraph node class "+a+" has onPropertyChange method, it must be called onPropertyChanged with d at the end");if(b.supported_extensions)for(e in b.supported_extensions)this.node_types_by_file_extension[b.supported_extensions[e].toLowerCase()]=b},wrapFunctionAsNode:function(a,b,f,c){for(var e=Array(b.length), -l="",n=k.getParameterNames(b),g=0;gn&&(n=e.size[0]),k+=e.size[1]+a;b+=n+a}this.setDirtyCanvas(!0,!0)};h.prototype.getTime=function(){return this.globaltime};h.prototype.getFixedTime=function(){return this.fixedtime};h.prototype.getElapsedTime=function(){return this.elapsed_time};h.prototype.sendEventToAllNodes=function(a,b,f){f=f||k.ALWAYS;var c=this._nodes_in_order?this._nodes_in_order:this._nodes; -if(c)for(var e=0,l=c.length;e=k.MAX_NUMBER_OF_NODES)throw"LiteGraph: max number of nodes in a graph reached";null==a.id||-1==a.id?a.id=++this.last_node_id:this.last_node_ida.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});this.id=-1;this.type= -null;this.inputs=[];this.outputs=[];this.connections=[];this.properties={};this.properties_info=[];this.data=null;this.flags={}};d.prototype.configure=function(a){this.graph&&this.graph._version++;for(var b in a)if("console"!=b)if("properties"==b)for(var f in a.properties){if(this.properties[f]=a.properties[f],this.onPropertyChanged)this.onPropertyChanged(f,a.properties[f])}else null!=a[b]&&("object"==typeof a[b]?this[b]&&this[b].configure?this[b].configure(a[b]):this[b]=k.cloneObject(a[b],this[b]): -this[b]=a[b]);a.title||(this.title=this.constructor.title);if(this.onConnectionsChange){if(this.inputs)for(var c=0;c=this.outputs.length)){var f= -this.outputs[a];if(f&&(f._data=b,this.outputs[a].links))for(f=0;f=this.inputs.length||null==this.inputs[a].link)){var f=this.graph.links[this.inputs[a].link];if(!f)return null;if(!b)return f.data;var c=this.graph.getNodeById(f.origin_id);if(!c)return f.data;if(c.updateOutputData)c.updateOutputData(f.origin_slot);else if(c.onExecute)c.onExecute();return f.data}}; -d.prototype.getInputDataByName=function(a,b){var f=this.findInputSlot(a);return-1==f?null:this.getInputData(f,b)};d.prototype.isInputConnected=function(a){return this.inputs?a=this.inputs.length)return null;a=this.inputs[a];return a&&null!==a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id): -null:null};d.prototype.getInputOrProperty=function(a){if(!this.inputs||!this.inputs.length)return this.properties?this.properties[a]:null;for(var b=0,f=this.inputs.length;b=this.outputs.length?null:this.outputs[a]._data};d.prototype.getOutputInfo=function(a){return this.outputs?a=this.outputs.length)return null;a=this.outputs[a];if(!a.links||0==a.links.length)return null; -for(var b=[],f=0;fa&&this.pos[1]-c-fb)return!0;return!1};d.prototype.getSlotInPosition=function(a,b){if(this.inputs)for(var f=0,c=this.inputs.length;f=this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;b&&b.constructor===Number&&(b=this.graph.getNodeById(b));if(!b)throw"target node is null";if(b==this)return!1;if(f.constructor===String){if(f=b.findInputSlot(f),-1==f)return k.debug&&console.log("Connect: Error, no slot of name "+f),!1}else{if(f===k.EVENT)return!1;if(!b.inputs||f>=b.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"), -!1}null!=b.inputs[f].link&&b.disconnectInput(f);var c=this.outputs[a];if(b.onConnectInput&&!1===b.onConnectInput(f,c.type,c))return!1;var e=b.inputs[f];if(k.isValidConnection(c.type,e.type)){var l={id:this.graph.last_link_id++,type:e.type,origin_id:this.id,origin_slot:a,target_id:b.id,target_slot:f};this.graph.links[l.id]=l;null==c.links&&(c.links=[]);c.links.push(l.id);b.inputs[f].link=l.id;this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!0,l,c); -if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,f,!0,l,e);if(this.graph&&this.graph.onNodeConnectionChange)this.graph.onNodeConnectionChange(k.OUTPUT,this,a,b,f)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};d.prototype.disconnectOutput=function(a,b){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"), -!1;var f=this.outputs[a];if(!f.links||0==f.links.length)return!1;if(b){b.constructor===Number&&(b=this.graph.getNodeById(b));if(!b)throw"Target Node not found";for(var c=0,e=f.links.length;c=this.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;var b=this.inputs[a];if(!b)return!1;var f=this.inputs[a].link;this.inputs[a].link=null;var c=this.graph.links[f];if(c){var e=this.graph.getNodeById(c.origin_id);if(!e)return!1;var l=e.outputs[c.origin_slot];if(!l||!l.links||0==l.links.length)return!1;for(var n=0,g=l.links.length;nb&&this.inputs[b].pos? -[this.pos[0]+this.inputs[b].pos[0],this.pos[1]+this.inputs[b].pos[1]]:!a&&this.outputs.length>b&&this.outputs[b].pos?[this.pos[0]+this.outputs[b].pos[0],this.pos[1]+this.outputs[b].pos[1]]:this.flags.horizontal?a?[this.pos[0]+this.size[0]/this.inputs.length*(b+0.5),this.pos[1]-k.NODE_TITLE_HEIGHT]:[this.pos[0]+this.size[0]/this.outputs.length*(b+0.5),this.pos[1]+this.size[1]]:a?[this.pos[0],this.pos[1]+10+b*k.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]:[this.pos[0]+this.size[0]+1,this.pos[1]+ -10+b*k.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]};d.prototype.alignToGrid=function(){this.pos[0]=k.CANVAS_GRID_SIZE*Math.round(this.pos[0]/k.CANVAS_GRID_SIZE);this.pos[1]=k.CANVAS_GRID_SIZE*Math.round(this.pos[1]/k.CANVAS_GRID_SIZE)};d.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>d.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};d.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty", -[a,b])};d.prototype.loadImage=function(a){var b=new Image;b.src=k.node_images_path+a;b.ready=!1;var f=this;b.onload=function(){this.ready=!0;f.setDirtyCanvas(!0)};return b};d.prototype.captureInput=function(a){if(this.graph&&this.graph.list_of_graphcanvas)for(var b=this.graph.list_of_graphcanvas,f=0;fa.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});Object.defineProperty(this,"size",{set:function(a){!a||2>a.length||(this._size[0]=Math.max(140,a[0]),this._size[1]=Math.max(80,a[1]))},get:function(){return this._size},enumerable:!0})};q.prototype.configure=function(a){this.title=a.title;this._bounding.set(a.bounding); -this.color=a.color};q.prototype.serialize=function(){var a=this._bounding;return{title:this.title,bounding:[a[0],a[1],a[2],a[3]],color:this.color}};q.prototype.move=function(a,b,f){this._pos[0]+=a;this._pos[1]+=b;if(!f)for(f=0;f element, you passed a "+a.localName;throw"This browser doesnt support Canvas";}null==(this.ctx=a.getContext("2d"))&&(a.webgl_enabled|| -console.warn("This canvas seems to be WebGL, enabling WebGL renderer"),this.enableWebGL());this._mousemove_callback=this.processMouseMove.bind(this);this._mouseup_callback=this.processMouseUp.bind(this);b||this.bindEvents()}};g.prototype._doNothing=function(a){a.preventDefault();return!1};g.prototype._doReturnTrue=function(a){a.preventDefault();return!0};g.prototype.bindEvents=function(){if(this._events_binded)console.warn("LGraphCanvas: events already binded");else{var a=this.canvas,b=this.getCanvasWindow().document; -this._mousedown_callback=this.processMouseDown.bind(this);this._mousewheel_callback=this.processMouseWheel.bind(this);a.addEventListener("mousedown",this._mousedown_callback,!0);a.addEventListener("mousemove",this._mousemove_callback);a.addEventListener("mousewheel",this._mousewheel_callback,!1);a.addEventListener("contextmenu",this._doNothing);a.addEventListener("DOMMouseScroll",this._mousewheel_callback,!1);a.addEventListener("touchstart",this.touchHandler,!0);a.addEventListener("touchmove",this.touchHandler, -!0);a.addEventListener("touchend",this.touchHandler,!0);a.addEventListener("touchcancel",this.touchHandler,!0);this._key_callback=this.processKey.bind(this);a.addEventListener("keydown",this._key_callback,!0);b.addEventListener("keyup",this._key_callback,!0);this._ondrop_callback=this.processDrop.bind(this);a.addEventListener("dragover",this._doNothing,!1);a.addEventListener("dragend",this._doNothing,!1);a.addEventListener("drop",this._ondrop_callback,!1);a.addEventListener("dragenter",this._doReturnTrue, -!1);this._events_binded=!0}};g.prototype.unbindEvents=function(){if(this._events_binded){var a=this.getCanvasWindow().document;this.canvas.removeEventListener("mousedown",this._mousedown_callback);this.canvas.removeEventListener("mousewheel",this._mousewheel_callback);this.canvas.removeEventListener("DOMMouseScroll",this._mousewheel_callback);this.canvas.removeEventListener("keydown",this._key_callback);a.removeEventListener("keyup",this._key_callback);this.canvas.removeEventListener("contextmenu", -this._doNothing);this.canvas.removeEventListener("drop",this._ondrop_callback);this.canvas.removeEventListener("dragenter",this._doReturnTrue);this.canvas.removeEventListener("touchstart",this.touchHandler);this.canvas.removeEventListener("touchmove",this.touchHandler);this.canvas.removeEventListener("touchend",this.touchHandler);this.canvas.removeEventListener("touchcancel",this.touchHandler);this._ondrop_callback=this._key_callback=this._mousewheel_callback=this._mousedown_callback=null;this._events_binded= -!1}else console.warn("LGraphCanvas: no events binded")};g.getFileExtension=function(a){var b=a.indexOf("?");-1!=b&&(a=a.substr(0,b));b=a.lastIndexOf(".");return-1==b?"":a.substr(b+1).toLowerCase()};g.prototype.enableWebGL=function(){if(void 0===typeof GL)throw"litegl.js must be included to use a WebGL canvas";if(void 0===typeof enableWebGLCanvas)throw"webglCanvas.js must be included to use this feature";this.gl=this.ctx=enableWebGLCanvas(this.canvas);this.ctx.webgl=!0;this.bgcanvas=this.canvas;this.bgctx= -this.gl;this.canvas.webgl_enabled=!0};g.prototype.setDirty=function(a,b){a&&(this.dirty_canvas=!0);b&&(this.dirty_bgcanvas=!0)};g.prototype.getCanvasWindow=function(){if(!this.canvas)return window;var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};g.prototype.startRendering=function(){function a(){this.pause_rendering||this.draw();var b=this.getCanvasWindow();this.is_rendering&&b.requestAnimationFrame(a.bind(this))}this.is_rendering||(this.is_rendering=!0,a.call(this))};g.prototype.stopRendering= -function(){this.is_rendering=!1};g.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var b=this.getCanvasWindow();g.active_canvas=this;this.canvas.removeEventListener("mousemove",this._mousemove_callback);b.document.addEventListener("mousemove",this._mousemove_callback,!0);b.document.addEventListener("mouseup",this._mouseup_callback,!0);var f=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),c=!1,e=300>k.getTime()-this.last_mouseclick;this.canvas_mouse[0]= -a.canvasX;this.canvas_mouse[1]=a.canvasY;k.closeAllContextMenus(b);if(1==a.which){a.ctrlKey&&(this.dragging_rectangle=new Float32Array(4),this.dragging_rectangle[0]=a.canvasX,this.dragging_rectangle[1]=a.canvasY,this.dragging_rectangle[2]=1,this.dragging_rectangle[3]=1,c=!0);var l=!1;if(f&&this.allow_interaction&&!c){this.live_mode||f.flags.pinned||this.bringToFront(f);if(!this.connecting_node&&!f.flags.collapsed&&!this.live_mode){if(f.outputs)for(var n=0,m=f.outputs.length;nr([a.canvasX,a.canvasY],[this.selected_group.pos[0]+this.selected_group.size[0], -this.selected_group.pos[1]+this.selected_group.size[1]])*this.scale?this.selected_group_resizing=!0:this.selected_group.recomputeInsideNodes()),e&&this.showSearchBox(a),l=!0;!c&&l&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextMenu(f,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=k.getTime();this.graph.change();(!b.document.activeElement||"input"!=b.document.activeElement.nodeName.toLowerCase()&&"textarea"!=b.document.activeElement.nodeName.toLowerCase())&& -a.preventDefault();a.stopPropagation();if(this.onMouseDown)this.onMouseDown(a);return!1}};g.prototype.processMouseMove=function(a){this.autoresize&&this.resize();if(this.graph){g.active_canvas=this;this.adjustMouseEvent(a);var b=[a.localX,a.localY],f=[b[0]-this.last_mouse[0],b[1]-this.last_mouse[1]];this.last_mouse=b;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;this.node_widget&&(this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a,this.node_widget[1]),this.dirty_canvas= -!0);if(this.dragging_rectangle)this.dragging_rectangle[2]=a.canvasX-this.dragging_rectangle[0],this.dragging_rectangle[3]=a.canvasY-this.dragging_rectangle[1],this.dirty_canvas=!0;else if(this.selected_group)this.selected_group_resizing?this.selected_group.size=[a.canvasX-this.selected_group.pos[0],a.canvasY-this.selected_group.pos[1]]:(this.selected_group.move(f[0]/this.scale,f[1]/this.scale,a.ctrlKey),this.selected_group._nodes.length&&(this.dirty_canvas=!0)),this.dirty_bgcanvas=!0;else if(this.dragging_canvas)this.offset[0]+= -f[0]/this.scale,this.offset[1]+=f[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction){this.connecting_node&&(this.dirty_canvas=!0);for(var c=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),b=0,e=this.graph._nodes.length;bthis.dragging_rectangle[2]&&(this.dragging_rectangle[0]+=this.dragging_rectangle[2]);0>this.dragging_rectangle[3]&&(this.dragging_rectangle[1]+=this.dragging_rectangle[3]);this.dragging_rectangle[2]=Math.abs(this.dragging_rectangle[2]*this.scale);this.dragging_rectangle[3]=Math.abs(this.dragging_rectangle[3]*this.scale);for(var e=0;ea.click_time&&this.deselectAllNodes();this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&this.node_over.onMouseUp)this.node_over.onMouseUp(a,[a.canvasX-this.node_over.pos[0],a.canvasY-this.node_over.pos[1]]);if(this.node_capturing_input&&this.node_capturing_input.onMouseUp)this.node_capturing_input.onMouseUp(a, -[a.canvasX-this.node_capturing_input.pos[0],a.canvasY-this.node_capturing_input.pos[1]])}else 2==a.which?(this.dirty_canvas=!0,this.dragging_canvas=!1):3==a.which&&(this.dirty_canvas=!0,this.dragging_canvas=!1);this.graph.change();a.stopPropagation();a.preventDefault();return!1}};g.prototype.processMouseWheel=function(a){if(this.graph&&this.allow_dragcanvas){var b=null!=a.wheelDeltaY?a.wheelDeltaY:-60*a.detail;this.adjustMouseEvent(a);var f=this.scale;0b&&(f*=1/1.1);this.setZoom(f,[a.localX, -a.localY]);this.graph.change();a.preventDefault();return!1}};g.prototype.isOverNodeBox=function(a,b,f){var c=k.NODE_TITLE_HEIGHT;return p(b,f,a.pos[0]+2,a.pos[1]+2-c,c-4,c-4)?!0:!1};g.prototype.isOverNodeInput=function(a,b,f,c){if(a.inputs)for(var e=0,l=a.inputs.length;ethis.max_zoom?this.scale=this.max_zoom:this.scalec-this.graph._last_trigger_time)&&this.drawBackCanvas();(this.dirty_canvas||a)&&this.drawFrontCanvas();this.fps=this.render_time?1/this.render_time:0;this.frame+=1}};g.prototype.drawFrontCanvas=function(){this.dirty_canvas=!1;this.ctx||(this.ctx=this.bgcanvas.getContext("2d"));var a=this.ctx;if(a){a.start2D&& -a.start2D();var b=this.canvas;a.restore();a.setTransform(1,0,0,1,0,0);this.dirty_area&&(a.save(),a.beginPath(),a.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]),a.clip());this.clear_background&&a.clearRect(0,0,b.width,b.height);this.bgcanvas==this.canvas?this.drawBackCanvas():a.drawImage(this.bgcanvas,0,0);if(this.onRender)this.onRender(b,a);this.show_info&&this.renderInfo(a);if(this.graph){a.save();a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1]); -for(var b=this.computeVisibleNodes(null,this.visible_nodes),c=0;cthis.scale?(b.beginPath(),b.rect(0,n,q,p),b.fill()):d==k.ROUND_SHAPE||d==k.CARD_SHAPE?(b.beginPath(),b.roundRect(0,n,q,p,this.round_radius,d==k.CARD_SHAPE?0:this.round_radius),b.fill()):d==k.CIRCLE_SHAPE&&(b.beginPath(),b.arc(0.5*c[0],0.5*c[1],0.5*c[0],0,2*Math.PI),b.fill()));b.shadowColor= -"transparent";a.bgImage&&a.bgImage.width&&b.drawImage(a.bgImage,0.5*(c[0]-a.bgImage.width),0.5*(c[1]-a.bgImage.height));a.bgImageUrl&&!a.bgImage&&(a.bgImage=a.loadImage(a.bgImageUrl));a.onDrawBackground&&(a.gui_rects&&(a.gui_rects.length=0),a.onDrawBackground(b,this));if(x||h==k.TRANSPARENT_TITLE){if(h!=k.TRANSPARENT_TITLE){a.flags.collapsed&&(b.shadowColor=k.DEFAULT_SHADOW_COLOR);if(this.use_gradients){var r=g.gradients[m];r||(r=g.gradients[m]=b.createLinearGradient(0,0,400,0),r.addColorStop(0,m), -r.addColorStop(1,"#000"));b.fillStyle=r}else b.fillStyle=m;r=b.globalAlpha;b.beginPath();if(d==k.BOX_SHAPE||0.5>this.scale)b.rect(0,-e,c[0]+1,e),b.fill();else if(d==k.ROUND_SHAPE||d==k.CARD_SHAPE)b.roundRect(0,-e,c[0]+1,e,this.round_radius,a.flags.collapsed?this.round_radius:0),b.fill();b.shadowColor="transparent"}d==k.ROUND_SHAPE||d==k.CIRCLE_SHAPE||d==k.CARD_SHAPE?(0.5b-n._last_time){var p=2-0.002*(b-n._last_time),r="rgba(255,255,255, "+p.toFixed(2)+")";this.renderLink(a,h,q,n,!0,p,r,d,m)}}}}}a.globalAlpha=1};g.prototype.renderLink=function(a,b,c,d,e,l,n,m,h){if(this.highquality_render){m=m||k.RIGHT;h=h||k.LEFT;var x=r(b,c);this.render_connections_border&&0.6b[1]?0:Math.PI,a.save(),a.translate(e[0],e[1]),a.rotate(x),a.beginPath(),a.moveTo(-5,-5),a.lineTo(0,5),a.lineTo(5,-5),a.fill(),a.restore());if(l)for(l=0;5>l;++l)e=(0.001*k.getTime()+0.2*l)%1,e=this.computeConnectionPoint(b,c,e,m,h),a.beginPath(),a.arc(e[0],e[1],5,0,2*Math.PI),a.fill()}else a.beginPath(),a.moveTo(b[0],b[1]),a.lineTo(c[0],c[1]),a.stroke()};g.prototype.computeConnectionPoint=function(a,b,c,g,e){g=g||k.RIGHT;e=e||k.LEFT;var l=r(a,b),n=[a[0],a[1]], -d=[b[0],b[1]];switch(g){case k.LEFT:n[0]+=-0.25*l;break;case k.RIGHT:n[0]+=0.25*l;break;case k.UP:n[1]+=-0.25*l;break;case k.DOWN:n[1]+=0.25*l}switch(e){case k.LEFT:d[0]+=-0.25*l;break;case k.RIGHT:d[0]+=0.25*l;break;case k.UP:d[1]+=-0.25*l;break;case k.DOWN:d[1]+=0.25*l}g=(1-c)*(1-c)*(1-c);e=3*(1-c)*(1-c)*c;l=3*(1-c)*c*c;c*=c*c;return[g*a[0]+e*n[0]+l*d[0]+c*b[0],g*a[1]+e*n[1]+l*d[1]+c*b[1]]};g.prototype.drawExecutionOrder=function(a){a.shadowColor="transparent";a.globalAlpha=0.25;a.textAlign="center"; -a.strokeStyle="white";a.globalAlpha=0.75;for(var b=this.visible_nodes,c=0;ch.last_y&&lh.options.max&&(h.value=h.options.max)):"mousedown"==c.type&& -(c=40>e?-1:e>n-40?1:0,"number"==h.type?(h.value+=0.1*c*(h.options.step||1),null!=h.options.min&&h.valueh.options.max&&(h.value=h.options.max)):c&&(c=h.options.values.indexOf(h.value)+c,c>=h.options.values.length&&(c=0),0>c&&(c=h.options.values.length-1),h.value=h.options.values[c]));h.callback&&setTimeout(function(){this.callback(this.value,m,a,b)}.bind(h),20);this.dirty_canvas=!0;break;case "text":"mousedown"==c.type&&this.prompt("Value", -h.value,function(a){this.value=a}.bind(h),c)}return h}}return null};g.prototype.drawGroups=function(a,b){if(this.graph){var c=this.graph._groups;b.save();b.globalAlpha=0.5*this.editor_alpha;b.font="24px Arial";for(var g=0;gc&&0.01>b.editor_alpha&&(clearInterval(g),1>c&&(b.live_mode=!0));1"+q+""+a+"",value:q});if(h.length)return new k.ContextMenu(h,{event:c,callback:l,parentMenu:m, -allow_html:!0,node:e},b),!1}};g.decodeHTML=function(a){var b=document.createElement("div");b.innerText=a;return b.innerHTML};g.onResizeNode=function(a,b,c,g,e){e&&(e.size=e.computeSize(),e.setDirtyCanvas(!0,!0))};g.onShowTitleEditor=function(a,b,c,m,e){function l(){e.title=h.value;d.parentNode.removeChild(d);e.setDirtyCanvas(!0,!0)}var d=document.createElement("div");d.className="graphdialog";d.innerHTML="Title"; -var h=d.querySelector("input");h&&(h.value=e.title,h.addEventListener("keydown",function(a){13==a.keyCode&&(l(),a.preventDefault(),a.stopPropagation())}));a=g.active_canvas.canvas;b=a.getBoundingClientRect();m=c=-20;b&&(c-=b.left,m-=b.top);event?(d.style.left=event.pageX+c+"px",d.style.top=event.pageY+m+"px"):(d.style.left=0.5*a.width+c+"px",d.style.top=0.5*a.height+m+"px");d.querySelector("button").addEventListener("click",l);a.parentNode.appendChild(d)};g.prototype.prompt=function(a,b,c,d){var e= -this;a=a||"";var l=document.createElement("div");l.className="graphdialog rounded";l.innerHTML=" ";l.close=function(){e.prompt_box=null;l.parentNode.removeChild(l)};l.addEventListener("mouseleave",function(a){l.close()});e.prompt_box&&e.prompt_box.close();e.prompt_box=l;l.querySelector(".name").innerText=a;l.querySelector(".value").value=b;var m=l.querySelector("input");m.addEventListener("keydown", -function(a){if(27==a.keyCode)l.close();else if(13==a.keyCode)c&&c(this.value),l.close();else return;a.preventDefault();a.stopPropagation()});l.querySelector("button").addEventListener("click",function(a){c&&c(m.value);e.setDirty(!0);l.close()});a=g.active_canvas.canvas;b=a.getBoundingClientRect();var h=-20,k=-20;b&&(h-=b.left,k-=b.top);d?(l.style.left=d.pageX+h+"px",l.style.top=d.pageY+k+"px"):(l.style.left=0.5*a.width+h+"px",l.style.top=0.5*a.height+k+"px");a.parentNode.appendChild(l);setTimeout(function(){m.focus()}, -10);return l};g.prototype.showSearchBox=function(a){function b(b){if(b)if(e.onSearchBoxSelection)e.onSearchBoxSelection(b,a,s);else if(b=k.createNode(b))b.pos=s.convertEventToCanvas(a),s.graph.add(b);l.close()}function c(a){var b=p;p&&p.classList.remove("selected");p?(p=a?p.nextSibling:p.previousSibling)||(p=b):p=a?m.childNodes[0]:m.childNodes[m.childNodes.length];p&&(p.classList.add("selected"),p.scrollIntoView())}function d(){q=null;var a=r.value;h=null;m.innerHTML="";if(a)if(e.onSearchBox)e.onSearchBox(f, -a,s);else for(var c in k.registered_node_types)if(-1!=c.indexOf(a)){var f=document.createElement("div");h||(h=c);f.innerText=c;f.className="help-item";f.addEventListener("click",function(a){b(this.innerText)});m.appendChild(f)}}var e=this,l=document.createElement("div");l.className="graphdialog rounded";l.innerHTML="Search
";l.close=function(){e.search_box=null;l.parentNode.removeChild(l)};l.addEventListener("mouseleave", -function(a){l.close()});e.search_box&&e.search_box.close();e.search_box=l;var m=l.querySelector(".helper"),h=null,q=null,p=null,r=l.querySelector("input");r&&r.addEventListener("keydown",function(a){if(38==a.keyCode)c(!1);else if(40==a.keyCode)c(!0);else if(27==a.keyCode)l.close();else if(13==a.keyCode)p?b(p.innerHTML):h?b(h):l.close();else{q&&clearInterval(q);q=setTimeout(d,10);return}a.preventDefault();a.stopPropagation()});var s=g.active_canvas,u=s.canvas,t=u.getBoundingClientRect(),z=-20,E=-20; -t&&(z-=t.left,E-=t.top);a?(l.style.left=a.pageX+z+"px",l.style.top=a.pageY+E+"px"):(l.style.left=0.5*u.width+z+"px",l.style.top=0.5*u.height+E+"px");u.parentNode.appendChild(l);setTimeout(function(){r.focus()},10);return l};g.prototype.showEditPropertyValue=function(a,b,c){function g(){e(p.value)}function e(c){"number"==typeof a.properties[b]&&(c=Number(c));"array"==l&&(c=c.split(",").map(Number));a.properties[b]=c;a._graph&&a._graph._version++;if(a.onPropertyChanged)a.onPropertyChanged(b,c);q.close(); -a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[b]){c=c||{};var l="string";null!==a.properties[b]&&(l=typeof a.properties[b]);"object"==l&&a.properties[b].length&&(l="array");var m=null;a.getPropertyInfo&&(m=a.getPropertyInfo(b));if(a.properties_info)for(var d=0;d";else if("enum"== -l&&m.values){h=""}else if("boolean"==l)h="";else{console.warn("unknown type: "+l);return}var q=this.createDialog(""+b+""+h+"",c);if("enum"==l&&m.values){var p= -q.querySelector("select");p.addEventListener("change",function(a){e(a.target.value)})}else if("boolean"==l)(p=q.querySelector("input"))&&p.addEventListener("click",function(a){e(!!p.checked)});else if(p=q.querySelector("input"))p.value=void 0!==a.properties[b]?a.properties[b]:"",p.addEventListener("keydown",function(a){13==a.keyCode&&(g(),a.preventDefault(),a.stopPropagation())});q.querySelector("button").addEventListener("click",g)}};g.prototype.createDialog=function(a,b){b=b||{};var c=document.createElement("div"); -c.className="graphdialog";c.innerHTML=a;var g=this.canvas.getBoundingClientRect(),e=-20,l=-20;g&&(e-=g.left,l-=g.top);b.position?(e+=b.position[0],l+=b.position[1]):b.event?(e+=b.event.pageX,l+=b.event.pageY):(e+=0.5*this.canvas.width,l+=0.5*this.canvas.height);c.style.left=e+"px";c.style.top=l+"px";this.canvas.parentNode.appendChild(c);c.close=function(){this.parentNode&&this.parentNode.removeChild(this)};return c};g.onMenuNodeCollapse=function(a,b,c,g,e){e.collapse()};g.onMenuNodePin=function(a, -b,c,g,e){e.pin()};g.onMenuNodeMode=function(a,b,c,g,e){new k.ContextMenu(["Always","On Event","On Trigger","Never"],{event:c,callback:function(a){if(e)switch(a){case "On Event":e.mode=k.ON_EVENT;break;case "On Trigger":e.mode=k.ON_TRIGGER;break;case "Never":e.mode=k.NEVER;break;default:e.mode=k.ALWAYS}},parentMenu:g,node:e});return!1};g.onMenuNodeColors=function(a,b,c,m,e){if(!e)throw"no node for color";b=[];b.push({value:null,content:"No color"}); -for(var l in g.node_colors)a=g.node_colors[l],a={value:l,content:""+l+""},b.push(a);new k.ContextMenu(b,{event:c,callback:function(a){e&&((a=a.value?g.node_colors[a.value]:null)?e.constructor===k.LGraphGroup?e.color=a.groupcolor:(e.color=a.color,e.bgcolor=a.bgcolor):(delete e.color,delete e.bgcolor),e.setDirtyCanvas(!0,!0))},parentMenu:m,node:e});return!1};g.onMenuNodeShapes= -function(a,b,c,g,e){if(!e)throw"no node passed";new k.ContextMenu(k.VALID_SHAPES,{event:c,callback:function(a){e&&(e.shape=a,e.setDirtyCanvas(!0))},parentMenu:g,node:e});return!1};g.onMenuNodeRemove=function(a,b,c,g,e){if(!e)throw"no node passed";!1!==e.removable&&(e.graph.remove(e),e.setDirtyCanvas(!0,!0))};g.onMenuNodeClone=function(a,b,c,g,e){!1!=e.clonable&&(a=e.clone())&&(a.pos=[e.pos[0]+5,e.pos[1]+5],e.graph.add(a),e.setDirtyCanvas(!0,!0))};g.node_colors={red:{color:"#322",bgcolor:"#533",groupcolor:"#A88"}, -brown:{color:"#332922",bgcolor:"#593930",groupcolor:"#b06634"},green:{color:"#232",bgcolor:"#353",groupcolor:"#8A8"},blue:{color:"#223",bgcolor:"#335",groupcolor:"#88A"},pale_blue:{color:"#2a363b",bgcolor:"#3f5159",groupcolor:"#3f789e"},cyan:{color:"#233",bgcolor:"#355",groupcolor:"#8AA"},purple:{color:"#323",bgcolor:"#535",groupcolor:"#a1309b"},yellow:{color:"#432",bgcolor:"#653",groupcolor:"#b58b2a"},black:{color:"#222",bgcolor:"#000",groupcolor:"#444"}};g.prototype.getCanvasMenuOptions=function(){var a= -null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:g.onMenuAdd},{content:"Add Group",callback:g.onGroupAdd}],this._graph_stack&&0Name",e),m=d.querySelector("input");d.querySelector("button").addEventListener("click",function(b){if(m.value){if(b=g.input?a.getInputInfo(g.slot):a.getOutputInfo(g.slot))b.label=m.value;c.setDirty(!0)}d.close()})}},extra:a},d=null;a&&(d=a.getSlotInPosition(b.canvasX,b.canvasY),g.active_node=a);d?(e=[],e.push(d.locked?"Cannot remove":{content:"Remove Slot",slot:d}),e.push({content:"Rename Slot",slot:d}),l.title= -(d.input?d.input.type:d.output.type)||"*",d.input&&d.input.type==k.ACTION&&(l.title="Action"),d.output&&d.output.type==k.EVENT&&(l.title="Event")):a?e=this.getNodeMenuOptions(a):(e=this.getCanvasMenuOptions(),(d=this.graph.getGroupOnPos(b.canvasX,b.canvasY))&&e.push(null,{content:"Edit Group",has_submenu:!0,submenu:{title:"Group",extra:d,options:this.getGroupMenuOptions(d)}}));e&&new k.ContextMenu(e,l,m)};this.CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.roundRect=function(a,b,c, -g,e,l){void 0===e&&(e=5);void 0===l&&(l=e);this.moveTo(a+e,b);this.lineTo(a+c-e,b);this.quadraticCurveTo(a+c,b,a+c,b+e);this.lineTo(a+c,b+g-l);this.quadraticCurveTo(a+c,b+g,a+c-l,b+g);this.lineTo(a+l,b+g);this.quadraticCurveTo(a,b+g,a,b+g-l);this.lineTo(a,b+e);this.quadraticCurveTo(a,b,a+e,b)});k.compareObjects=function(a,b){for(var c in a)if(a[c]!=b[c])return!1;return!0};k.distance=r;k.colorToString=function(a){return"rgba("+Math.round(255*a[0]).toFixed()+","+Math.round(255*a[1]).toFixed()+","+Math.round(255* -a[2]).toFixed()+","+(4==a.length?a[3].toFixed(2):"1.0")+")"};k.isInsideRectangle=p;k.growBounding=function(a,b,c){ba[2]&&(a[2]=b);ca[3]&&(a[3]=c)};k.isInsideBounding=function(a,b){return a[0]b[1][0]||a[1]>b[1][1]?!1:!0};k.overlapBounding=s;k.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),c=0,g,e,l=0;6>l;l+=2)g="0123456789ABCDEF".indexOf(a.charAt(l)),e="0123456789ABCDEF".indexOf(a.charAt(l+1)),b[c]= -16*g+e,c++;return b};k.num2hex=function(a){for(var b="#",c,g,e=0;3>e;e++)c=a[e]/16,g=a[e]%16,b+="0123456789ABCDEF".charAt(c)+"0123456789ABCDEF".charAt(g);return b};u.prototype.addItem=function(a,b,c){function g(a){var b=this.value;b&&b.has_submenu&&e.call(this,a)}function e(a){var b=this.value,e=!0;l.current_submenu&&l.current_submenu.close(a);if(c.callback){var g=c.callback.call(this,b,c,a,l,c.node);!0===g&&(e=!1)}if(b&&(b.callback&&!c.ignore_item_callbacks&&!0!==b.disabled&&(g=b.callback.call(this, -b,c,a,l,c.extra),!0===g&&(e=!1)),b.submenu)){if(!b.submenu.options)throw"ContextMenu submenu needs options";new l.constructor(b.submenu.options,{callback:b.submenu.callback,event:a,parentMenu:l,ignore_item_callbacks:b.submenu.ignore_item_callbacks,title:b.submenu.title,extra:b.submenu.extra,autoopen:c.autoopen});e=!1}e&&!l.lock&&l.close()}var l=this;c=c||{};var d=document.createElement("div");d.className="litemenu-entry submenu";var m=!1;if(null===b)d.classList.add("separator");else{d.innerHTML=b&& -b.title?b.title:a;if(d.value=b)b.disabled&&(m=!0,d.classList.add("disabled")),(b.submenu||b.has_submenu)&&d.classList.add("has_submenu");"function"==typeof b?(d.dataset.value=a,d.onclick_callback=b):d.dataset.value=b;b.className&&(d.className+=" "+b.className)}this.root.appendChild(d);m||d.addEventListener("click",e);c.autoopen&&d.addEventListener("mouseenter",g);return d};u.prototype.close=function(a,b){this.root.parentNode&&this.root.parentNode.removeChild(this.root);this.parentMenu&&!b&&(this.parentMenu.lock= -!1,this.parentMenu.current_submenu=null,void 0===a?this.parentMenu.close():a&&!u.isCursorOverElement(a,this.parentMenu.root)&&u.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0)};u.trigger=function(a,b,c,g){var e=document.createEvent("CustomEvent");e.initCustomEvent(b,!0,!0,c);e.srcElement=g;a.dispatchEvent?a.dispatchEvent(e):a.__events&&a.__events.dispatchEvent(e);return e};u.prototype.getTopMenu=function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu(): -this};u.prototype.getFirstEvent=function(){return this.options.parentMenu?this.options.parentMenu.getFirstEvent():this.options.event};u.isCursorOverElement=function(a,b){var c=a.pageX,g=a.pageY,e=b.getBoundingClientRect();return e?g>e.top&&ge.left&&ca?b:ca[1]))return this.old_y=c.canvasY,this.captureInput(!0),this.mouse_captured=!0};q.prototype.onMouseMove=function(c){if(this.mouse_captured){var a=this.old_y-c.canvasY;c.shiftKey&&(a*=10);if(c.metaKey||c.altKey)a*=0.1;this.old_y=c.canvasY;c=this._remainder+a/q.pixels_threshold;this._remainder=c%1;c=Math.clamp(this.properties.value+(c|0)*this.properties.step,this.properties.min,this.properties.max);this.properties.value=c;this.graph._version++; -this.setDirtyCanvas(!0)}};q.prototype.onMouseUp=function(c,a){200>c.click_time&&(this.properties.value=Math.clamp(this.properties.value+(a[1]>0.5*this.size[1]?-1:1)*this.properties.step,this.properties.min,this.properties.max),this.graph._version++,this.setDirtyCanvas(!0));this.mouse_captured&&(this.mouse_captured=!1,this.captureInput(!1))};m.registerNodeType("widget/number",q);g.title="Knob";g.desc="Circular controller";g.widgets=[{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-", -type:"minibutton"}];g.prototype.onAdded=function(){this.value=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min);this.imgbg=this.loadImage("imgs/knob_bg.png");this.imgfg=this.loadImage("imgs/knob_fg.png")};g.prototype.onDrawImageKnob=function(c){if(this.imgfg&&this.imgfg.width){var a=0.5*this.imgbg.width,b=this.size[0]/this.imgfg.width;c.save();c.translate(0,20);c.scale(b,b);c.drawImage(this.imgbg,0,0);c.translate(a,a);c.rotate(2*this.value*Math.PI*6/8+10*Math.PI/ -8);c.translate(-a,-a);c.drawImage(this.imgfg,0,0);c.restore();this.title&&(c.font="bold 16px Criticized,Tahoma",c.fillStyle="rgba(100,100,100,0.8)",c.textAlign="center",c.fillText(this.title.toUpperCase(),0.5*this.size[0],18),c.textAlign="left")}};g.prototype.onDrawVectorKnob=function(c){if(this.imgfg&&this.imgfg.width){c.lineWidth=1;c.strokeStyle=this.mouseOver?"#FFF":"#AAA";c.fillStyle="#000";c.beginPath();c.arc(0.5*this.size[0],0.5*this.size[1]+10,0.5*this.properties.size,0,2*Math.PI,!0);c.stroke(); -0c.canvasY-this.pos[1]||m.distance([c.canvasX,c.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];this.captureInput(!0); -return!0}};g.prototype.onMouseMove=function(c){if(this.oldmouse){c=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];var a=this.value,a=a-0.01*(c[1]-this.oldmouse[1]);1a&&(a=0);this.value=a;this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.oldmouse=c;this.setDirtyCanvas(!0)}};g.prototype.onMouseUp=function(c){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};g.prototype.onMouseLeave=function(c){};g.prototype.onWidget=function(c,a){if("increase"== -a.name)this.onPropertyChanged("size",this.properties.size+10);else if("decrease"==a.name)this.onPropertyChanged("size",this.properties.size-10)};g.prototype.onPropertyChanged=function(c,a){if("wcolor"==c)this.properties[c]=a;else if("size"==c)a=parseInt(a),this.properties[c]=a,this.size=[a+4,a+24],this.setDirtyCanvas(!0,!0);else if("min"==c||"max"==c||"value"==c)this.properties[c]=parseFloat(a);else return!1;return!0};m.registerNodeType("widget/knob",g);r.title="Internal Slider";r.prototype.onPropertyChanged= -function(c,a){"value"==c&&(this.slider.value=a)};r.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};m.registerNodeType("widget/internal_slider",r);p.title="H.Slider";p.desc="Linear slider controller";p.prototype.onAdded=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};p.prototype.onDrawVectorial=function(c){this.imgfg&&this.imgfg.width&&(c.lineWidth=1,c.strokeStyle=this.mouseOver?"#FFF":"#AAA",c.fillStyle="#000",c.beginPath(),c.rect(2,0,this.size[0]- -4,20),c.stroke(),c.fillStyle=this.properties.wcolor,c.beginPath(),c.rect(2+(this.size[0]-4-20)*this.value,0,20,20),c.fill())};p.prototype.onDrawImage=function(c){this.imgfg&&this.imgfg.width&&(c.lineWidth=1,c.fillStyle="#000",c.fillRect(2,9,this.size[0]-4,2),c.strokeStyle="#333",c.beginPath(),c.moveTo(2,9),c.lineTo(this.size[0]-4,9),c.stroke(),c.strokeStyle="#AAA",c.beginPath(),c.moveTo(2,11),c.lineTo(this.size[0]-4,11),c.stroke(),c.drawImage(this.imgfg,2+(this.size[0]-4)*this.value-0.5*this.imgfg.width, -0.5*-this.imgfg.height+10))};p.prototype.onDrawForeground=function(c){this.onDrawImage(c)};p.prototype.onExecute=function(){this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.setOutputData(0,this.properties.value);this.boxcolor=m.colorToString([this.value,this.value,this.value])};p.prototype.onMouseDown=function(c){if(0>c.canvasY-this.pos[1])return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];this.captureInput(!0);return!0};p.prototype.onMouseMove= -function(c){if(this.oldmouse){c=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];var a=this.value,a=a+(c[0]-this.oldmouse[0])/this.size[0];1a&&(a=0);this.value=a;this.oldmouse=c;this.setDirtyCanvas(!0)}};p.prototype.onMouseUp=function(c){this.oldmouse=null;this.captureInput(!1)};p.prototype.onMouseLeave=function(c){};p.prototype.onPropertyChanged=function(c,a){if("wcolor"==c)this.properties[c]=a;else return!1;return!0};m.registerNodeType("widget/hslider",p);s.title="Progress";s.desc="Shows data in linear progress"; -s.prototype.onExecute=function(){var c=this.getInputData(0);void 0!=c&&(this.properties.value=c)};s.prototype.onDrawForeground=function(c){c.lineWidth=1;c.fillStyle=this.properties.wcolor;var a=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),a=Math.min(1,a),a=Math.max(0,a);c.fillRect(2,2,(this.size[0]-4)*a,this.size[1]-4)};m.registerNodeType("widget/progress",s);u.title="Text";u.desc="Shows the input value";u.widgets=[{name:"resize",text:"Resize box",type:"button"}, -{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];u.prototype.onDrawForeground=function(c){c.fillStyle=this.properties.color;var a=this.properties.value;this.properties.glowSize?(c.shadowColor=this.properties.color,c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=this.properties.glowSize):c.shadowColor="transparent";var b=this.properties.fontsize;c.textAlign=this.properties.align;c.font=b.toString()+"px "+this.properties.font;this.str="number"==typeof a? -a.toFixed(this.properties.decimals):a;if("string"==typeof this.str){var a=this.str.split("\\n"),f;for(f in a)c.fillText(a[f],"left"==this.properties.align?15:this.size[0]-15,-0.15*b+b*(parseInt(f)+1))}c.shadowColor="transparent";this.last_ctx=c;c.textAlign="left"};u.prototype.onExecute=function(){var c=this.getInputData(0);null!=c&&(this.properties.value=c)};u.prototype.resize=function(){if(this.last_ctx){var c=this.str.split("\\n");this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font; -var a=0,b;for(b in c){var f=this.last_ctx.measureText(c[b]).width;ag?d.xbox.axes.lx:0,this._left_axis[1]=Math.abs(d.xbox.axes.ly)>g?d.xbox.axes.ly:0,this._right_axis[0]=Math.abs(d.xbox.axes.rx)>g?d.xbox.axes.rx:0,this._right_axis[1]=Math.abs(d.xbox.axes.ry)>g?d.xbox.axes.ry:0,this._triggers[0]=Math.abs(d.xbox.axes.ltrigger)>g?d.xbox.axes.ltrigger:0,this._triggers[1]=Math.abs(d.xbox.axes.rtrigger)>g?d.xbox.axes.rtrigger:0);if(this.outputs)for(g= -0;gd;d++)if(g[d]){d=g[d];g=this.xbox_mapping;g||(g=this.xbox_mapping= -{axes:[],buttons:{},hat:""});g.axes.lx=d.axes[0];g.axes.ly=d.axes[1];g.axes.rx=d.axes[2];g.axes.ry=d.axes[3];g.axes.ltrigger=d.buttons[6].value;g.axes.rtrigger=d.buttons[7].value;for(var h=0;h","string",{values:e.values});this.size=[60,40]}function l(){this.addInput("inc","number");this.addOutput("total","number");this.addProperty("increment",1);this.addProperty("value",0)}function n(){this.addInput("v","number");this.addOutput("sin","number");this.addProperty("amplitude",1);this.addProperty("offset",0);this.bgImageUrl="nodes/imgs/icon-sin.png"} -function C(){this.addInput("vec2","vec2");this.addOutput("x","number");this.addOutput("y","number")}function y(){this.addInputs([["x","number"],["y","number"]]);this.addOutput("vec2","vec2");this.properties={x:0,y:0};this._data=new Float32Array(2)}function x(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")}function A(){this.addInputs([["x","number"],["y","number"],["z","number"]]);this.addOutput("vec3","vec3");this.properties={x:0, -y:0,z:0};this._data=new Float32Array(3)}function D(){this.addInput("vec4","vec4");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number");this.addOutput("w","number")}function B(){this.addInputs([["x","number"],["y","number"],["z","number"],["w","number"]]);this.addOutput("vec4","vec4");this.properties={x:0,y:0,z:0,w:0};this._data=new Float32Array(4)}var v=t.LiteGraph;h.title="Converter";h.desc="type A to type B";h.prototype.onExecute=function(){var a=this.getInputData(0); -if(null!=a&&this.outputs)for(var b=0;bb&&(this._current=0);for(var c=a=0;cb&&(b=1);this.properties.samples=Math.round(b);var c=this._values;this._values=new Float32Array(this.properties.samples);c.length<=this._values.length?this._values.set(c):this._values.set(c.subarray(0,this._values.length))};v.registerNodeType("math/average",a);b.title="TendTo";b.desc="moves the output value always closer to the input"; -b.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.properties.factor;this._value=null==this._value?a:this._value*(1-b)+a*b;this.setOutputData(0,this._value)};v.registerNodeType("math/tendTo",b);f.values="+-*/%^".split("");f.title="Operation";f.desc="Easy math operators";f["@OP"]={type:"enum",title:"operation",values:f.values};f.prototype.getTitle=function(){return"A "+this.properties.OP+" B"};f.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a)); -this.properties.value=a};f.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null!=a?this.properties.A=a:a=this.properties.A;null!=b?this.properties.B=b:b=this.properties.B;var c=0;switch(this.properties.OP){case "+":c=a+b;break;case "-":c=a-b;break;case "x":case "X":case "*":c=a*b;break;case "/":c=a/b;break;case "%":c=a%b;break;case "^":c=Math.pow(a,b);break;default:console.warn("Unknown operation: "+this.properties.OP)}this.setOutputData(0,c)};f.prototype.onDrawBackground= -function(a){this.flags.collapsed||(a.font="40px Arial",a.fillStyle="#CCC",a.textAlign="center",a.fillText(this.properties.OP,0.5*this.size[0],0.35*this.size[1]+v.NODE_TITLE_HEIGHT),a.textAlign="left")};v.registerNodeType("math/operation",f);w.title="Compare";w.desc="compares between two values";w.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);void 0!==a?this.properties.A=a:a=this.properties.A;void 0!==b?this.properties.B=b:b=this.properties.B;for(var c=0,d=this.outputs.length;c< -d;++c){var e=this.outputs[c];if(e.links&&e.links.length){switch(e.name){case "A==B":value=a==b;break;case "A!=B":value=a!=b;break;case "A>B":value=a>b;break;case "A=B":value=a>=b}this.setOutputData(c,value)}}};w.prototype.onGetOutputs=function(){return[["A==B","boolean"],["A!=B","boolean"],["A>B","boolean"],["A=B","boolean"],["A<=B","boolean"]]};v.registerNodeType("math/compare",w);e.values="> < == != <= >=".split(" ");e["@OP"]= -{type:"enum",title:"operation",values:e.values};e.title="Condition";e.desc="evaluates condition between A and B";e.prototype.onExecute=function(){var a=this.getInputData(0);void 0===a?a=this.properties.A:this.properties.A=a;var b=this.getInputData(1);void 0===b?b=this.properties.B:this.properties.B=b;var c=!0;switch(this.properties.OP){case ">":c=a>b;break;case "<":c=a=":c=a>=b}this.setOutputData(0,c)};v.registerNodeType("math/condition", -e);l.title="Accumulate";l.desc="Increments a value every time";l.prototype.onExecute=function(){null===this.properties.value&&(this.properties.value=0);var a=this.getInputData(0);this.properties.value=null!==a?this.properties.value+a:this.properties.value+this.properties.increment;this.setOutputData(0,this.properties.value)};v.registerNodeType("math/accumulate",l);n.title="Trigonometry";n.desc="Sin Cos Tan";n.filter="shader";n.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a= -0);var b=this.properties.amplitude,c=this.findInputSlot("amplitude");-1!=c&&(b=this.getInputData(c));var d=this.properties.offset,c=this.findInputSlot("offset");-1!=c&&(d=this.getInputData(c));for(var c=0,e=this.outputs.length;cXY";C.desc="vector 2 to components";C.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]))};v.registerNodeType("math3d/vec2-to-xyz",C);y.title="XY->Vec2";y.desc="components to vector2";y.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this._data;c[0]=a;c[1]=b;this.setOutputData(0,c)};v.registerNodeType("math3d/xy-to-vec2", -y);x.title="Vec3->XYZ";x.desc="vector 3 to components";x.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]),this.setOutputData(2,a[2]))};v.registerNodeType("math3d/vec3-to-xyz",x);A.title="XYZ->Vec3";A.desc="components to vector3";A.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this.getInputData(2);null==c&&(c=this.properties.z); -var d=this._data;d[0]=a;d[1]=b;d[2]=c;this.setOutputData(0,d)};v.registerNodeType("math3d/xyz-to-vec3",A);D.title="Vec4->XYZW";D.desc="vector 4 to components";D.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]),this.setOutputData(2,a[2]),this.setOutputData(3,a[3]))};v.registerNodeType("math3d/vec4-to-xyzw",D);B.title="XYZW->Vec4";B.desc="components to vector4";B.prototype.onExecute=function(){var a=this.getInputData(0);null== -a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this.getInputData(2);null==c&&(c=this.properties.z);var d=this.getInputData(3);null==d&&(d=this.properties.w);var e=this._data;e[0]=a;e[1]=b;e[2]=c;e[3]=d;this.setOutputData(0,e)};v.registerNodeType("math3d/xyzw-to-vec4",B);t.glMatrix&&(t=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1};this._value=quat.create()},t.title="Quaternion",t.desc="quaternion",t.prototype.onExecute=function(){this._value[0]= -this.properties.x;this._value[1]=this.properties.y;this._value[2]=this.properties.z;this._value[3]=this.properties.w;this.setOutputData(0,this._value)},v.registerNodeType("math3d/quaternion",t),t=function(){this.addInputs([["degrees","number"],["axis","vec3"]]);this.addOutput("quat","quat");this.properties={angle:90,axis:vec3.fromValues(0,1,0)};this._value=quat.create()},t.title="Rotation",t.desc="quaternion rotation",t.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.angle); -var b=this.getInputData(1);null==b&&(b=this.properties.axis);a=quat.setAxisAngle(this._value,b,0.0174532925*a);this.setOutputData(0,a)},v.registerNodeType("math3d/rotation",t),t=function(){this.addInputs([["vec3","vec3"],["quat","quat"]]);this.addOutput("result","vec3");this.properties={vec:[0,0,1]}},t.title="Rot. Vec3",t.desc="rotate a point",t.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.vec);var b=this.getInputData(1);null==b?this.setOutputData(a):this.setOutputData(0, -vec3.transformQuat(vec3.create(),a,b))},v.registerNodeType("math3d/rotate_vec3",t),t=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},t.title="Mult. Quat",t.desc="rotate quaternion",t.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);null!=b&&(a=quat.multiply(this._value,a,b),this.setOutputData(0,a))}},v.registerNodeType("math3d/mult-quat",t),t=function(){this.addInputs([["A","quat"],["B", -"quat"],["factor","number"]]);this.addOutput("slerp","quat");this.addProperty("factor",0.5);this._value=quat.create()},t.title="Quat Slerp",t.desc="quaternion spherical interpolation",t.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);if(null!=b){var c=this.properties.factor;null!=this.getInputData(2)&&(c=this.getInputData(2));a=quat.slerp(this._value,a,b,c);this.setOutputData(0,a)}}},v.registerNodeType("math3d/quat-slerp",t))})(this); -(function(t){function h(){this.addInput("sel","boolean");this.addOutput("value","number");this.properties={A:0,B:1};this.size=[60,20]}t=t.LiteGraph;h.title="Selector";h.desc="outputs A if selector is true, B if selector is false";h.prototype.onExecute=function(){var d=this.getInputData(0);if(void 0!==d){for(var h=1;hc;++c){var a=this.getInputData(c);if(null!=a){var b=this.values[c];b.push(a);b.length>d[0]&&b.shift()}}}};h.prototype.onDrawBackground=function(d){if(!this.flags.collapsed){var c=this.size,a=0.5*c[1]/this.properties.scale,b=h.colors,f=0.5*c[1];d.fillStyle="#000";d.fillRect(0,0,c[0],c[1]);d.strokeStyle="#555";d.beginPath();d.moveTo(0,f);d.lineTo(c[0], -f);d.stroke();for(var g=0;4>g;++g){var e=this.values[g];d.strokeStyle=b[g];d.beginPath();var l=e[0]*a*-1+f;d.moveTo(0,Math.clamp(l,0,c[1]));for(var k=1;kc&&(c=0);if(0!=d.length){var a=[0,0,0];if(0==c)a=d[0];else if(1==c)a=d[d.length-1];else{var b=(d.length-1)*c,c=d[Math.floor(b)],d=d[Math.floor(b)+1],b=b-Math.floor(b);a[0]=c[0]*(1-b)+d[0]*b;a[1]=c[1]*(1-b)+d[1]*b;a[2]=c[2]*(1-b)+d[2]*b}for(var f in a)a[f]/=255;this.boxcolor=colorToString(a);this.setOutputData(0,a)}};k.registerNodeType("color/palette",q);g.title="Frame";g.desc="Frame viewerew";g.widgets=[{name:"resize",text:"Resize box",type:"button"}, -{name:"view",text:"View Image",type:"button"}];g.prototype.onDrawBackground=function(d){this.frame&&d.drawImage(this.frame,0,0,this.size[0],this.size[1])};g.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};g.prototype.onWidget=function(d,c){if("resize"==c.name&&this.frame){var a=this.frame.width,b=this.frame.height;a||null==this.frame.videoWidth||(a=this.frame.videoWidth,b=this.frame.videoHeight);a&&b&&(this.size=[a,b]);this.setDirtyCanvas(!0,!0)}else"view"== -c.name&&this.show()};g.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};k.registerNodeType("graphics/frame",g);r.title="Image fade";r.desc="Fades between images";r.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];r.prototype.onAdded=function(){this.createCanvas();var d=this.canvas.getContext("2d");d.fillStyle="#000";d.fillRect(0,0,this.properties.width,this.properties.height)};r.prototype.createCanvas=function(){this.canvas= -document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};r.prototype.onExecute=function(){var d=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var c=this.getInputData(0);null!=c&&d.drawImage(c,0,0,this.canvas.width,this.canvas.height);c=this.getInputData(2);null==c?c=this.properties.fade:this.properties.fade=c;d.globalAlpha=c;c=this.getInputData(1);null!=c&&d.drawImage(c,0,0,this.canvas.width,this.canvas.height);d.globalAlpha= -1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};k.registerNodeType("graphics/imagefade",r);p.title="Crop";p.desc="Crop Image";p.prototype.onAdded=function(){this.createCanvas()};p.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};p.prototype.onExecute=function(){var d=this.getInputData(0);d&&(d.width?(this.canvas.getContext("2d").drawImage(d,-this.properties.x,-this.properties.y, -d.width*this.properties.scale,d.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};p.prototype.onDrawBackground=function(d){this.flags.collapsed||this.canvas&&d.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};p.prototype.onPropertyChanged=function(d,c){this.properties[d]=c;"scale"==d?(this.properties[d]=parseFloat(c),0==this.properties[d]&&(this.trace("Error in scale"),this.properties[d]=1)):this.properties[d]= -parseInt(c);this.createCanvas();return!0};k.registerNodeType("graphics/cropImage",p);s.title="Video";s.desc="Video playback";s.widgets=[{name:"play",text:"PLAY",type:"minibutton"},{name:"stop",text:"STOP",type:"minibutton"},{name:"demo",text:"Demo video",type:"button"},{name:"mute",text:"Mute video",type:"button"}];s.prototype.onExecute=function(){if(this.properties.url&&(this.properties.url!=this._video_url&&this.loadVideo(this.properties.url),this._video&&0!=this._video.width)){var d=this.getInputData(0); -d&&0<=d&&1>=d&&(this._video.currentTime=d*this._video.duration,this._video.pause());this._video.dirty=!0;this.setOutputData(0,this._video);this.setOutputData(1,this._video.currentTime);this.setOutputData(2,this._video.duration);this.setDirtyCanvas(!0)}};s.prototype.onStart=function(){this.play()};s.prototype.onStop=function(){this.stop()};s.prototype.loadVideo=function(d){this._video_url=d;this.properties.use_proxy&&"http"==d.substr(0,4)&&k.proxy&&(d=k.proxy+d.substr(d.indexOf(":")+3));this._video= -document.createElement("video");this._video.src=d;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var c=this;this._video.addEventListener("loadedmetadata",function(a){c.trace("Duration: "+this.duration+" seconds");c.trace("Size: "+this.videoWidth+","+this.videoHeight);c.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(a){});this._video.addEventListener("error",function(a){console.log("Error loading video: "+ -this.src);c.trace("Error loading video: "+this.src);if(this.error)switch(this.error.code){case this.error.MEDIA_ERR_ABORTED:c.trace("You stopped the video.");break;case this.error.MEDIA_ERR_NETWORK:c.trace("Network error - please try again later.");break;case this.error.MEDIA_ERR_DECODE:c.trace("Video is broken..");break;case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:c.trace("Sorry, your browser can't play this video.")}});this._video.addEventListener("ended",function(a){c.trace("Ended.");this.play()})}; -s.prototype.onPropertyChanged=function(d,c){this.properties[d]=c;"url"==d&&""!=c&&this.loadVideo(c);return!0};s.prototype.play=function(){this._video&&this._video.play()};s.prototype.playPause=function(){this._video&&(this._video.paused?this.play():this.pause())};s.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};s.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};s.prototype.onWidget=function(d,c){};k.registerNodeType("graphics/video", -s);u.title="Webcam";u.desc="Webcam image";u.prototype.openStream=function(){function d(a){console.log("Webcam rejected",a);c._webcam_stream=!1;c.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.getUserMedia({video:!0},this.streamReady.bind(this),d);var c=this}};u.prototype.onRemoved=function(){this._webcam_stream&& -(this._webcam_stream.stop(),this._video=this._webcam_stream=null)};u.prototype.streamReady=function(d){this._webcam_stream=d;var c=this._video;c||(c=document.createElement("video"),c.autoplay=!0,c.src=window.URL.createObjectURL(d),this._video=c,c.onloadedmetadata=function(a){console.log(a)})};u.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();this._video&&this._video.videoWidth&&(this._video.width=this._video.videoWidth,this._video.height=this._video.videoHeight, -this.setOutputData(0,this._video))};u.prototype.getExtraMenuOptions=function(d){var c=this;return[{content:c.properties.show?"Hide Frame":"Show Frame",callback:function(){c.properties.show=!c.properties.show}}]};u.prototype.onDrawBackground=function(d){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._video||(d.save(),d.drawImage(this._video,0,0,this.size[0],this.size[1]),d.restore())};k.registerNodeType("graphics/webcam",u)})(this); -(function(t){var h=t.LiteGraph;t.LGraphTexture=null;if("undefined"!=typeof GL){var d=function(){this.addOutput("Texture","Texture");this.properties={name:"",filter:!0};this.size=[d.image_preview_size,d.image_preview_size]};t.LGraphTexture=d;d.title="Texture";d.desc="Texture";d.widgets_info={name:{widget:"texture"},filter:{widget:"checkbox"}};d.loadTextureCallback=null;d.image_preview_size=256;d.PASS_THROUGH=1;d.COPY=2;d.LOW=3;d.HIGH=4;d.REUSE=5;d.DEFAULT=2;d.MODE_VALUES={"pass through":d.PASS_THROUGH, -copy:d.COPY,low:d.LOW,high:d.HIGH,reuse:d.REUSE,"default":d.DEFAULT};d.getTexturesContainer=function(){return gl.textures};d.loadTexture=function(a,b){b=b||{};var c=a;"http://"==c.substr(0,7)&&h.proxy&&(c=h.proxy+c.substr(7));return d.getTexturesContainer()[a]=GL.Texture.fromURL(c,b)};d.getTexture=function(a){var b=this.getTexturesContainer();if(!b)throw"Cannot load texture, container of textures not found";b=b[a];return!b&&a&&":"!=a[0]?this.loadTexture(a):b};d.getTargetTexture=function(a,b,c){if(!a)throw"LGraphTexture.getTargetTexture expects a reference texture"; -var e=null;switch(c){case d.LOW:e=gl.UNSIGNED_BYTE;break;case d.HIGH:e=gl.HIGH_PRECISION_FORMAT;break;case d.REUSE:return a;default:e=a?a.type:gl.UNSIGNED_BYTE}b&&b.width==a.width&&b.height==a.height&&b.type==e||(b=new GL.Texture(a.width,a.height,{type:e,format:gl.RGBA,filter:gl.LINEAR}));return b};d.getTextureType=function(a,b){var c=b?b.type:gl.UNSIGNED_BYTE;switch(a){case d.HIGH:c=gl.HIGH_PRECISION_FORMAT;break;case d.LOW:c=gl.UNSIGNED_BYTE}return c};d.getNoiseTexture=function(){if(this._noise_texture)return this._noise_texture; -for(var a=new Uint8Array(1048576),b=0;1048576>b;++b)a[b]=255*Math.random();return this._noise_texture=a=GL.Texture.fromMemory(512,512,a,{format:gl.RGBA,wrap:gl.REPEAT,filter:gl.NEAREST})};d.prototype.onDropFile=function(a,b,c){if(a){var d=null;"string"==typeof a?d=GL.Texture.fromURL(a):-1!=b.toLowerCase().indexOf(".dds")?d=GL.Texture.fromDDSInMemory(a):(a=new Blob([c]),a=URL.createObjectURL(a),d=GL.Texture.fromURL(a));this._drop_texture=d;this.properties.name=b}else this._drop_texture=null,this.properties.name= -""};d.prototype.getExtraMenuOptions=function(a){var b=this;if(this._drop_texture)return[{content:"Clear",callback:function(){b._drop_texture=null;b.properties.name=""}}]};d.prototype.onExecute=function(){var a=null;this.isOutputConnected(1)&&(a=this.getInputData(0));!a&&this._drop_texture&&(a=this._drop_texture);!a&&this.properties.name&&(a=d.getTexture(this.properties.name));if(a){this._last_tex=a;!1===this.properties.filter?a.setParameter(gl.TEXTURE_MAG_FILTER,gl.NEAREST):a.setParameter(gl.TEXTURE_MAG_FILTER, -gl.LINEAR);this.setOutputData(0,a);for(var b=1;b=this.size[1]))if(this._drop_texture&&a.webgl)a.drawImage(this._drop_texture,0,0,this.size[0],this.size[1]); -else{if(this._last_preview_tex!=this._last_tex)if(a.webgl)this._canvas=this._last_tex;else{var b=d.generateLowResTexturePreview(this._last_tex);if(!b)return;this._last_preview_tex=this._last_tex;this._canvas=cloneCanvas(b)}this._canvas&&(a.save(),a.webgl||(a.translate(0,this.size[1]),a.scale(1,-1)),a.drawImage(this._canvas,0,0,this.size[0],this.size[1]),a.restore())}};d.generateLowResTexturePreview=function(a){if(!a)return null;var b=d.image_preview_size,c=a;if(a.format==gl.DEPTH_COMPONENT)return null; -if(a.width>b||a.height>b)c=this._preview_temp_tex,this._preview_temp_tex||(this._preview_temp_tex=c=new GL.Texture(b,b,{minFilter:gl.NEAREST})),a.copyTo(c);a=this._preview_canvas;a||(this._preview_canvas=a=createCanvas(b,b));c&&c.toCanvas(a);return a};d.prototype.getResources=function(a){a[this.properties.name]=GL.Texture;return a};d.prototype.onGetInputs=function(){return[["in","Texture"]]};d.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["aspect","number"]]};h.registerNodeType("texture/texture", -d);var q=function(){this.addInput("Texture","Texture");this.properties={flipY:!1};this.size=[d.image_preview_size,d.image_preview_size]};q.title="Preview";q.desc="Show a texture in the graph canvas";q.allow_preview=!1;q.prototype.onDrawBackground=function(a){if(!this.flags.collapsed&&(a.webgl||q.allow_preview)){var b=this.getInputData(0);if(b){var c=null,c=!b.handle&&a.webgl?b:d.generateLowResTexturePreview(b);a.save();this.properties.flipY&&(a.translate(0,this.size[1]),a.scale(1,-1));a.drawImage(c, -0,0,this.size[0],this.size[1]);a.restore()}}};h.registerNodeType("texture/preview",q);var g=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={name:""}};g.title="Save";g.desc="Save a texture in the repository";g.prototype.onExecute=function(){var a=this.getInputData(0);a&&(this.properties.name&&(d.storeTexture?d.storeTexture(this.properties.name,a):d.getTexturesContainer()[this.properties.name]=a),this.setOutputData(0,a))};h.registerNodeType("texture/save", -g);var r=function(){this.addInput("Texture","Texture");this.addInput("TextureB","Texture");this.addInput("value","number");this.addOutput("Texture","Texture");this.help="

pixelcode must be vec3

\t\t\t

uvcode must be vec2, is optional

\t\t\t

uv: tex. coords

color: texture

colorB: textureB

time: scene time

value: input value

";this.properties={value:1,uvcode:"",pixelcode:"color + colorB * value", -precision:d.DEFAULT}};r.widgets_info={uvcode:{widget:"textarea",height:100},pixelcode:{widget:"textarea",height:100},precision:{widget:"combo",values:d.MODE_VALUES}};r.title="Operation";r.desc="Texture shader operation";r.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:b.properties.show?"Hide Texture":"Show Texture",callback:function(){b.properties.show=!b.properties.show}}]};r.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show|| -!this._tex||this._tex.gl!=a||(a.save(),a.drawImage(this._tex,0,0,this.size[0],this.size[1]),a.restore())};r.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var c=512,e=512;a?(c=a.width,e=a.height):b&&(c=b.width,e=b.height);var f=d.getTextureType(this.properties.precision,a);this._tex=a||this._tex?d.getTargetTexture(a|| -this._tex,this._tex,this.properties.precision):new GL.Texture(c,e,{type:f,format:gl.RGBA,filter:gl.LINEAR});f="";this.properties.uvcode&&(f="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&(f=this.properties.uvcode));var l="";this.properties.pixelcode&&(l="result = "+this.properties.pixelcode,-1!=this.properties.pixelcode.indexOf(";")&&(l=this.properties.pixelcode));var g=this._shader;if(!g||this._shader_code!=f+"|"+l){try{this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER, -r.pixel_shader,{UV_CODE:f,PIXEL_CODE:l}),this.boxcolor="#00FF00"}catch(h){console.log("Error compiling shader: ",h);this.boxcolor="#FF0000";return}this.boxcolor="#FF0000";this._shader_code=f+"|"+l;g=this._shader}if(g){this.boxcolor="green";var k=this.getInputData(2);null!=k?this.properties.value=k:k=parseFloat(this.properties.value);var m=this.graph.getTime();this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var d=Mesh.getScreenQuad(); -g.uniforms({u_texture:0,u_textureB:1,value:k,texSize:[c,e],time:m}).draw(d)});this.setOutputData(0,this._tex)}else this.boxcolor="red"}}};r.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 texSize;\n\t\t\tuniform float time;\n\t\t\tuniform float value;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tUV_CODE;\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\t\t\t\tvec3 color = color4.rgb;\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\t\t\t\tvec3 colorB = color4B.rgb;\n\t\t\t\tvec3 result = color;\n\t\t\t\tfloat alpha = 1.0;\n\t\t\t\tPIXEL_CODE;\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/operation",r);var p=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:d.DEFAULT};this.properties.code="\nvoid main() {\n vec2 uv = v_coord;\n vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n";this._uniforms={in_texture:0,texSize:vec2.create(),time:0}};p.title="Shader";p.desc="Texture shader";p.widgets_info={code:{type:"code"},precision:{widget:"combo",values:d.MODE_VALUES}};p.prototype.onPropertyChanged= -function(a,b){if("code"==a){var c=this.getShader();if(c){var d=c.uniformInfo;if(this.inputs)for(var e={},f=0;f lumaMax))\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\t\t\t\telse\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\t\t\t\tif(u_igamma != 1.0)\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\t\t\t\treturn color;\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\t\t\t}\n\t\t\t"; -k.gamma_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_igamma;\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\t\t\t gl_FragColor = color;\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/toviewport",k);g=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={size:0,generate_mipmaps:!1, -precision:d.DEFAULT}};g.title="Copy";g.desc="Copy Texture";g.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",values:d.MODE_VALUES}};g.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)){if(a){var b=a.width,c=a.height;0!=this.properties.size&&(c=b=this.properties.size);var e=this._temp_texture,f=a.type;this.properties.precision===d.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===d.HIGH&& -(f=gl.HIGH_PRECISION_FORMAT);e&&e.width==b&&e.height==c&&e.type==f||(e=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(b)&&isPowerOfTwo(c)&&(e=gl.LINEAR_MIPMAP_LINEAR),this._temp_texture=new GL.Texture(b,c,{type:f,format:gl.RGBA,minFilter:e,magFilter:gl.LINEAR}));a.copyTo(this._temp_texture);this.properties.generate_mipmaps&&(this._temp_texture.bind(0),gl.generateMipmap(this._temp_texture.texture_type),this._temp_texture.unbind(0))}this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/copy", -g);var m=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={iterations:1,generate_mipmaps:!1,precision:d.DEFAULT}};m.title="Downsample";m.desc="Downsample Texture";m.widgets_info={iterations:{type:"number",step:1,precision:0,min:1},precision:{widget:"combo",values:d.MODE_VALUES}};m.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)&&a&&a.texture_type===GL.TEXTURE_2D){var b=m._shader;b||(m._shader= -b=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,m.pixel_shader));var c=a.width|0,e=a.height|0,f=a.type;this.properties.precision===d.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===d.HIGH&&(f=gl.HIGH_PRECISION_FORMAT);var l=this.properties.iterations||1,g=a,h=null,k=[],a={type:f,format:a.format},f=vec2.create(),n={u_offset:f};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var p=0;p>1||0;e=e>>1||0;h=GL.Texture.getTemporary(c,e,a);k.push(h);g.setParameter(GL.TEXTURE_MAG_FILTER, -GL.NEAREST);g.copyTo(h,b,n);if(1==c&&1==e)break;g=h}this._texture=k.pop();for(p=0;pd;++d)b[d]=Math.random();c._shader.uniforms({u_samples_a:b.subarray(0,16),u_samples_b:b.subarray(16,32)})}d=this._temp_texture;b=gl.UNSIGNED_BYTE;a.type!=b&&(b=gl.FLOAT);d&&d.type==b||(this._temp_texture=new GL.Texture(1,1,{type:b,format:gl.RGBA,filter:gl.NEAREST})); -var e=c._shader,f=this._uniforms;f.u_mipmap_offset=this.properties.mipmap_offset;this._temp_texture.drawTo(function(){a.toViewport(e,f)});this.setOutputData(0,this._temp_texture);if(this.isOutputConnected(1)||this.isOutputConnected(2))if(d=this._temp_texture.getPixels()){var l=this._luminance,b=this._temp_texture.type;l.set(d);b==gl.UNSIGNED_BYTE?vec4.scale(l,l,1/255):b!=GL.HALF_FLOAT&&b!=GL.HALF_FLOAT_OES||vec4.scale(l,l,1/65025);this.setOutputData(1,l);this.setOutputData(2,(l[0]+l[1]+l[2])/3)}}}; -c.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform mat4 u_samples_a;\n\t\t\tuniform mat4 u_samples_b;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_mipmap_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t\t{\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t}\n\t\t\t gl_FragColor = color * 0.03125;\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/average",c);g=function(){this.addInput("Image","image");this.addOutput("","Texture");this.properties={}};g.title="Image to Texture";g.desc="Uploads an image to the GPU";g.prototype.onExecute=function(){var a=this.getInputData(0);if(a){var b=a.videoWidth||a.width,c=a.videoHeight||a.height;if(a.gltexture)this.setOutputData(0,a.gltexture);else{var d=this._temp_texture;d&&d.width==b&&d.height==c||(this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(a)}catch(e){console.error("image comes from an unsafe location, cannot be uploaded to webgl: "+ -e);return}this.setOutputData(0,this._temp_texture)}}};h.registerNodeType("texture/imageToTexture",g);var a=function(){this.addInput("Texture","Texture");this.addInput("LUT","Texture");this.addInput("Intensity","number");this.addOutput("","Texture");this.properties={intensity:1,precision:d.DEFAULT,texture:null};a._shader||(a._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,a.pixel_shader))};a.widgets_info={texture:{widget:"texture"},precision:{widget:"combo",values:d.MODE_VALUES}};a.title="LUT";a.desc= -"Apply LUT to Texture";a.prototype.onExecute=function(){if(this.isOutputConnected(0)){var b=this.getInputData(0);if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,b);else if(b){var c=this.getInputData(1);c||(c=d.getTexture(this.properties.texture));if(c){c.bind(0);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.bindTexture(gl.TEXTURE_2D, -null);var e=this.properties.intensity;this.isInputConnected(2)&&(this.properties.intensity=e=this.getInputData(2));this._tex=d.getTargetTexture(b,this._tex,this.properties.precision);this._tex.drawTo(function(){c.bind(1);b.toViewport(a._shader,{u_texture:0,u_textureB:1,u_amount:e})});this.setOutputData(0,this._tex)}else this.setOutputData(0,b)}}};a.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform float u_amount;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\t\t\t\t mediump vec2 quad1;\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\t\t\t\t mediump vec2 quad2;\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\t\t\t\t highp vec2 texPos1;\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t highp vec2 texPos2;\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/LUT",a);var b=function(){this.addInput("Texture","Texture");this.addOutput("R","Texture");this.addOutput("G","Texture");this.addOutput("B","Texture");this.addOutput("A","Texture");this.properties={};b._shader||(b._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b.pixel_shader))};b.title="Texture to Channels";b.desc="Split texture channels";b.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this._channels||(this._channels=Array(4));for(var c=0,d=0;4>d;d++)this.isOutputConnected(d)? -(this._channels[d]&&this._channels[d].width==a.width&&this._channels[d].height==a.height&&this._channels[d].type==a.type||(this._channels[d]=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR})),c++):this._channels[d]=null;if(c){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var e=Mesh.getScreenQuad(),f=b._shader,l=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],d=0;4>d;d++)this._channels[d]&&(this._channels[d].drawTo(function(){a.bind(0);f.uniforms({u_texture:0,u_mask:l[d]}).draw(e)}), -this.setOutputData(d,this._channels[d]))}}};b.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec4 u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/textureChannels",b);var f=function(){this.addInput("R","Texture");this.addInput("G","Texture");this.addInput("B","Texture");this.addInput("A", -"Texture");this.addOutput("Texture","Texture");this.properties={};f._shader||(f._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,f.pixel_shader))};f.title="Channels to Texture";f.desc="Split texture channels";f.prototype.onExecute=function(){var a=[this.getInputData(0),this.getInputData(1),this.getInputData(2),this.getInputData(3)];if(a[0]&&a[1]&&a[2]&&a[3]){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=f._shader;this._tex=d.getTargetTexture(a[0],this._tex);this._tex.drawTo(function(){a[0].bind(0); -a[1].bind(1);a[2].bind(2);a[3].bind(3);c.uniforms({u_textureR:0,u_textureG:1,u_textureB:2,u_textureA:3}).draw(b)});this.setOutputData(0,this._tex)}};f.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureR;\n\t\t\tuniform sampler2D u_textureG;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t gl_FragColor = vec4( \t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/channelsTexture",f);var w=function(){this.addInput("A","color");this.addInput("B","color");this.addOutput("Texture","Texture");this.properties={angle:0,scale:1,A:[0,0,0],B:[1,1,1],texture_size:32};w._shader||(w._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,w.pixel_shader));this._uniforms={u_angle:0,u_colorA:vec3.create(),u_colorB:vec3.create()}};w.title="Gradient";w.desc="Generates a gradient";w["@A"]={type:"color"};w["@B"]={type:"color"};w["@texture_size"]={type:"enum", -values:[32,64,128,256,512]};w.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=GL.Mesh.getScreenQuad(),b=w._shader,c=this.getInputData(0);c||(c=this.properties.A);var d=this.getInputData(1);d||(d=this.properties.B);for(var e=2;e 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/edges",l);var n=function(){this.addInput("Texture","Texture");this.addInput("Distance","number");this.addInput("Range","number");this.addOutput("Texture","Texture");this.properties={distance:100,range:50,only_depth:!1,high_precision:!1};this._uniforms={u_texture:0,u_distance:100,u_range:50,u_camera_planes:null}};n.title="Depth Range";n.desc="Generates a texture with a depth range";n.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0); -if(a){var b=gl.UNSIGNED_BYTE;this.properties.high_precision&&(b=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==a.width&&this._temp_texture.height==a.height||(this._temp_texture=new GL.Texture(a.width,a.height,{type:b,format:gl.RGBA,filter:gl.LINEAR}));var c=this._uniforms,b=this.properties.distance;this.isInputConnected(1)&&(b=this.getInputData(1),this.properties.distance=b);var d=this.properties.range;this.isInputConnected(2)&& -(d=this.getInputData(2),this.properties.range=d);c.u_distance=b;c.u_range=d;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad();n._shader||(n._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,n.pixel_shader),n._shader_onlydepth=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,n.pixel_shader,{ONLY_DEPTH:""}));var f=this.properties.only_depth?n._shader_onlydepth:n._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes: -[0.1,1E3];c.u_camera_planes=b;this._temp_texture.drawTo(function(){a.bind(0);f.uniforms(c).draw(e)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}};n.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_distance;\n\t\t\tuniform float u_range;\n\t\t\t\n\t\t\tfloat LinearDepth()\n\t\t\t{\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat depth = LinearDepth();\n\t\t\t\t#ifdef ONLY_DEPTH\n\t\t\t\t gl_FragColor = vec4(depth);\n\t\t\t\t#else\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\t\t\t\t\tfloat dof = 1.0;\n\t\t\t\t\tif(diff <= u_range)\n\t\t\t\t\t\tdof = diff / u_range;\n\t\t\t\t gl_FragColor = vec4(dof);\n\t\t\t\t#endif\n\t\t\t}\n\t\t\t"; -h.registerNodeType("texture/depth_range",n);var C=function(){this.addInput("Texture","Texture");this.addInput("Iterations","number");this.addInput("Intensity","number");this.addOutput("Blurred","Texture");this.properties={intensity:1,iterations:1,preserve_aspect:!1,scale:[1,1],precision:d.DEFAULT}};C.title="Blur";C.desc="Blur a texture";C.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};C.max_iterations=20;C.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b= -this._final_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._final_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=this.properties.iterations;this.isInputConnected(1)&&(c=this.getInputData(1),this.properties.iterations=c);c=Math.min(Math.floor(c),C.max_iterations);if(0==c)this.setOutputData(0,a);else{var d=this.properties.intensity;this.isInputConnected(2)&&(d=this.getInputData(2),this.properties.intensity=d);var e=h.camera_aspect; -e||void 0===window.gl||(e=gl.canvas.height/gl.canvas.width);e||(e=1);var e=this.properties.preserve_aspect?e:1,f=this.properties.scale||[1,1];a.applyBlur(e*f[0],f[1],d,b);for(a=1;a>=1;1<(c|0)&&(c>>=1);if(2>b)break;k=g[r]=GL.Texture.getTemporary(b,c,e);p[0]=1/m.width;p[1]=1/m.height;m.blit(k,h.uniforms(l));m=k}this.isOutputConnected(2)&&(b=this._average_texture,b&&b.type==a.type&&b.format==a.format||(b=this._average_texture=new GL.Texture(1,1,{type:a.type,format:a.format,filter:gl.LINEAR})),p[0]=1/m.width,p[1]=1/m.height,l.u_intensity= -q,l.u_delta=1,m.blit(b,h.uniforms(l)),this.setOutputData(2,b));gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);l.u_intensity=this.getInputOrProperty("persistence");l.u_delta=0.5;for(r-=2;0<=r;r--)k=g[r],g[r]=null,p[0]=1/m.width,p[1]=1/m.height,m.blit(k,h.uniforms(l)),GL.Texture.releaseTemporary(m),m=k;gl.disable(gl.BLEND);this.isOutputConnected(1)&&(g=this._glow_texture,g&&g.width==a.width&&g.height==a.height&&g.type==f&&g.format==a.format||(g=this._glow_texture=new GL.Texture(a.width,a.height,{type:f, -format:a.format,filter:gl.LINEAR})),m.blit(g),this.setOutputData(1,g));if(this.isOutputConnected(0)){g=this._final_texture;g&&g.width==a.width&&g.height==a.height&&g.type==f&&g.format==a.format||(g=this._final_texture=new GL.Texture(a.width,a.height,{type:f,format:a.format,filter:gl.LINEAR}));var s=this.getInputData(1),C=this.getInputOrProperty("dirt_factor");l.u_intensity=q;h=s?y._dirt_final_shader:y._final_shader;h||(h=s?y._dirt_final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.final_pixel_shader, -{USE_DIRT:""}):y._final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.final_pixel_shader));g.drawTo(function(){a.bind(0);m.bind(1);s&&(h.setUniform("u_dirt_factor",C),h.setUniform("u_dirt_texture",s.bind(2)));h.toViewport(l)});this.setOutputData(0,g)}GL.Texture.releaseTemporary(m)}};y.cut_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_threshold;\n\t\tvoid main() {\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\t\t}"; -y.scale_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\t\t}"; -y.final_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_glow_texture;\n\t\t#ifdef USE_DIRT\n\t\t\tuniform sampler2D u_dirt_texture;\n\t\t#endif\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\tuniform float u_dirt_factor;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tvec4 glow = sampleBox( v_coord );\n\t\t\t#ifdef USE_DIRT\n\t\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\t\t\t#endif\n\t\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\t\t}"; -h.registerNodeType("texture/glow",y);var x=function(){this.addInput("Texture","Texture");this.addOutput("Filtered","Texture");this.properties={intensity:1,radius:5}};x.title="Kuwahara Filter";x.desc="Filters a texture giving an artistic oil canvas painting";x.max_radius=10;x._shaders=[];x.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(this._temp_texture=new GL.Texture(a.width, -a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));b=this.properties.radius;b=Math.min(Math.floor(b),x.max_radius);if(0==b)this.setOutputData(0,a);else{var c=this.properties.intensity,d=h.camera_aspect;d||void 0===window.gl||(d=gl.canvas.height/gl.canvas.width);d||(d=1);d=this.properties.preserve_aspect?d:1;x._shaders[b]||(x._shaders[b]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,x.pixel_shader,{RADIUS:b.toFixed(0)}));var e=x._shaders[b],f=GL.Mesh.getScreenQuad();a.bind(0);this._temp_texture.drawTo(function(){e.uniforms({u_texture:0, -u_intensity:c,u_resolution:[a.width,a.height],u_iResolution:[1/a.width,1/a.height]}).draw(f)});this.setOutputData(0,this._temp_texture)}}};x.pixel_shader="\n\tprecision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform float u_intensity;\n\tuniform vec2 u_resolution;\n\tuniform vec2 u_iResolution;\n\t#ifndef RADIUS\n\t\t#define RADIUS 7\n\t#endif\n\tvoid main() {\n\t\n\t\tconst int radius = RADIUS;\n\t\tvec2 fragCoord = v_coord;\n\t\tvec2 src_size = u_iResolution;\n\t\tvec2 uv = v_coord;\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\t\tint i;\n\t\tint j;\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\t\tvec3 c;\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j) {\n\t\t\tfor (int i = -radius; i <= 0; ++i) {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm0 += c;\n\t\t\t\ts0 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j) {\n\t\t\tfor (int i = 0; i <= radius; ++i) {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm1 += c;\n\t\t\t\ts1 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j) {\n\t\t\tfor (int i = 0; i <= radius; ++i) {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm2 += c;\n\t\t\t\ts2 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j) {\n\t\t\tfor (int i = -radius; i <= 0; ++i) {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm3 += c;\n\t\t\t\ts3 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfloat min_sigma2 = 1e+2;\n\t\tm0 /= n;\n\t\ts0 = abs(s0 / n - m0 * m0);\n\t\t\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\t\t}\n\t\t\n\t\tm1 /= n;\n\t\ts1 = abs(s1 / n - m1 * m1);\n\t\t\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\t\t}\n\t\t\n\t\tm2 /= n;\n\t\ts2 = abs(s2 / n - m2 * m2);\n\t\t\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\t\t}\n\t\t\n\t\tm3 /= n;\n\t\ts3 = abs(s3 / n - m3 * m3);\n\t\t\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\t\t}\n\t}\n\t"; -h.registerNodeType("texture/kuwahara",x);g=function(){this.addOutput("Webcam","Texture");this.properties={texture_name:""}};g.title="Webcam";g.desc="Webcam texture";g.prototype.openStream=function(){function a(c){console.log("Webcam rejected",c);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation= -!0;var b=this;navigator.getUserMedia({video:!0},this.streamReady.bind(this),a)}};g.prototype.streamReady=function(a){this._webcam_stream=a;var b=this._video;b||(b=document.createElement("video"),b.autoplay=!0,b.src=window.URL.createObjectURL(a),this._video=b,b.onloadedmetadata=function(a){console.log(a)})};g.prototype.onRemoved=function(){if(this._webcam_stream){var a=this._webcam_stream.getVideoTracks();a.length&&(a=a[0],a.stop&&a.stop());this._video=this._webcam_stream=null}};g.prototype.onDrawBackground= -function(a){this.flags.collapsed||20>=this.size[1]||!this._video||(a.save(),a.webgl?this._temp_texture&&a.drawImage(this._temp_texture,0,0,this.size[0],this.size[1]):(a.translate(0,this.size[1]),a.scale(1,-1),a.drawImage(this._video,0,0,this.size[0],this.size[1])),a.restore())};g.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&this._video.videoWidth){var a=this._video.videoWidth,b=this._video.videoHeight,c=this._temp_texture; -c&&c.width==a&&c.height==b||(this._temp_texture=new GL.Texture(a,b,{format:gl.RGB,filter:gl.LINEAR}));this._temp_texture.uploadImage(this._video);this.properties.texture_name&&(d.getTexturesContainer()[this.properties.texture_name]=this._temp_texture);this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/webcam",g);var A=function(){this.addInput("in","Texture");this.addInput("f","number");this.addOutput("out","Texture");this.properties={enabled:!0,factor:1,precision:d.LOW};this._uniforms= -{u_texture:0,u_factor:1}};A.title="Lens FX";A.desc="distortion and chromatic aberration";A.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};A.prototype.onGetInputs=function(){return[["enabled","boolean"]]};A.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type== -a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=A._shader;c||(c=A._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,A.pixel_shader));var e=this.getInputData(1);null==e&&(e=this.properties.factor);var f=this._uniforms;f.u_factor=e;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(f).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};A.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_factor;\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\t\t\t\tvec2 cc = coord - 0.5;\n\t\t\t\tfloat dist = dot(cc, cc);\n\t\t\t\treturn coord + cc * dist * amt;\n\t\t\t}\n\t\t\t\n\t\t\tfloat sat( float t )\n\t\t\t{\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\t\t\t}\n\t\t\t\n\t\t\tfloat linterp( float t ) {\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\t\t\t}\n\t\t\t\n\t\t\tfloat remap( float t, float a, float b ) {\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\t\t\t}\n\t\t\t\n\t\t\tvec4 spectrum_offset( float t ) {\n\t\t\t\tvec4 ret;\n\t\t\t\tfloat lo = step(t,0.5);\n\t\t\t\tfloat hi = 1.0-lo;\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\t\t\t\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\t\t\t}\n\t\t\t\n\t\t\tconst float max_distort = 2.2;\n\t\t\tconst int num_iter = 12;\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\t\t\t\n\t\t\tvoid main()\n\t\t\t{\t\n\t\t\t\tvec2 uv=v_coord;\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\t\t\t\tfor ( int i=0; i=this.size[1]||a.webgl&&(gl.meshes.cube||(gl.meshes.cube=GL.Mesh.cube({size:1})))};h.registerNodeType("texture/cubemap",g)}})(this); -(function(t){var h=t.LiteGraph;if("undefined"!=typeof GL){var d=function(){this.addInput("Texture","Texture");this.addInput("Aberration","number");this.addInput("Distortion","number");this.addInput("Blur","number");this.addOutput("Texture","Texture");this.properties={aberration:1,distortion:1,blur:1,precision:LGraphTexture.DEFAULT};d._shader||(d._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,d.pixel_shader),d._texture=new GL.Texture(3,1,{format:gl.RGB,wrap:gl.CLAMP_TO_EDGE,magFilter:gl.LINEAR, -minFilter:gl.LINEAR,pixel_data:[255,0,0,0,255,0,0,0,255]}))};d.title="Lens";d.desc="Camera Lens distortion";d.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};d.prototype.onExecute=function(){var g=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,g);else if(g){this._tex=LGraphTexture.getTargetTexture(g,this._tex,this.properties.precision);var h=this.properties.aberration;this.isInputConnected(1)&&(h=this.getInputData(1), -this.properties.aberration=h);var r=this.properties.distortion;this.isInputConnected(2)&&(r=this.getInputData(2),this.properties.distortion=r);var k=this.properties.blur;this.isInputConnected(3)&&(k=this.getInputData(3),this.properties.blur=k);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var m=Mesh.getScreenQuad(),c=d._shader;this._tex.drawTo(function(){g.bind(0);c.uniforms({u_texture:0,u_aberration:h,u_distortion:r,u_blur:k}).draw(m)});this.setOutputData(0,this._tex)}};d.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_aberration;\n\t\t\tuniform float u_distortion;\n\t\t\tuniform float u_blur;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = v_coord;\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\t\t\t\tdist_coord *= percent;\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n\t\t\t"; -h.registerNodeType("fx/lens",d);t.LGraphFXLens=d;var q=function(){this.addInput("Texture","Texture");this.addInput("Blurred","Texture");this.addInput("Mask","Texture");this.addInput("Threshold","number");this.addOutput("Texture","Texture");this.properties={shape:"",size:10,alpha:1,threshold:1,high_precision:!1}};q.title="Bokeh";q.desc="applies an Bokeh effect";q.widgets_info={shape:{widget:"texture"}};q.prototype.onExecute=function(){var d=this.getInputData(0),g=this.getInputData(1),h=this.getInputData(2); -if(d&&h&&this.properties.shape){g||(g=d);var k=LGraphTexture.getTexture(this.properties.shape);if(k){var m=this.properties.threshold;this.isInputConnected(3)&&(m=this.getInputData(3),this.properties.threshold=m);var c=gl.UNSIGNED_BYTE;this.properties.high_precision&&(c=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==c&&this._temp_texture.width==d.width&&this._temp_texture.height==d.height||(this._temp_texture=new GL.Texture(d.width,d.height,{type:c,format:gl.RGBA, -filter:gl.LINEAR}));var a=q._first_shader;a||(a=q._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,q._first_pixel_shader));var b=q._second_shader;b||(b=q._second_shader=new GL.Shader(q._second_vertex_shader,q._second_pixel_shader));var f=this._points_mesh;f&&f._width==d.width&&f._height==d.height&&2==f._spacing||(f=this.createPointsMesh(d.width,d.height,2));var r=Mesh.getScreenQuad(),e=this.properties.size,l=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){d.bind(0); -g.bind(1);h.bind(2);a.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[d.width,d.height]}).draw(r)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);d.bind(0);k.bind(3);b.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:l,u_threshold:m,u_pointSize:e,u_itexsize:[1/d.width,1/d.height]}).draw(f,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,d)};q.prototype.createPointsMesh=function(d,g,h){for(var k=Math.round(d/h),m=Math.round(g/ -h),c=new Float32Array(k*m*2),a=-1,b=2/d*h,f=2/g*h,r=0;r=h.NOTEON||c<=h.NOTEOFF)this.channel=d&15};Object.defineProperty(h.prototype,"velocity",{get:function(){return this.cmd==h.NOTEON?this.data[2]: --1},set:function(d){this.data[2]=d},enumerable:!0});h.notes="A A# B C C# D D# E F F# G G#".split(" ");h.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};h.computePitch=function(d){return 440*Math.pow(2,(d-69)/12)};h.prototype.getCC=function(){return this.data[1]};h.prototype.getCCValue=function(){return this.data[2]};h.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};h.computePitchBend=function(d,c){return d+(c<<7)-8192};h.prototype.setCommandFromString= -function(d){this.cmd=h.computeCommandFromString(d)};h.computeCommandFromString=function(d){if(!d)return 0;if(d&&d.constructor===Number)return d;d=d.toUpperCase();switch(d){case "NOTE ON":case "NOTEON":return h.NOTEON;case "NOTE OFF":case "NOTEOFF":return h.NOTEON;case "KEY PRESSURE":case "KEYPRESSURE":return h.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return h.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return h.PROGRAMCHANGE;case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return h.CHANNELPRESSURE; -case "PITCH BEND":case "PITCHBEND":return h.PITCHBEND;case "TIME TICK":case "TIMETICK":return h.TIMETICK;default:return Number(d)}};h.toNoteString=function(d){var c;c=(d-21)%12;0>c&&(c=12+c);return h.notes[c]+Math.floor((d-24)/12+1)};h.prototype.toString=function(){var d=""+this.channel+". ";switch(this.cmd){case h.NOTEON:d+="NOTEON "+h.toNoteString(this.data[1]);break;case h.NOTEOFF:d+="NOTEOFF "+h.toNoteString(this.data[1]);break;case h.CONTROLLERCHANGE:d+="CC "+this.data[1]+" "+this.data[2];break; -case h.PROGRAMCHANGE:d+="PC "+this.data[1];break;case h.PITCHBEND:d+="PITCHBEND "+this.getPitchBend();break;case h.KEYPRESSURE:d+="KEYPRESS "+this.data[1]}return d};h.prototype.toHexString=function(){for(var d="",c=0;cthis.properties.max_value||this.trigger("on_midi",c)};k.registerNodeType("midi/filter",p);s.title="MIDIEvent";s.desc="Create a MIDI Event";s.prototype.onAction=function(d,c){"assign"==d?(this.properties.channel=c.channel,this.properties.cmd=c.cmd,this.properties.value1= -c.data[1],this.properties.value2=c.data[2]):(c=new h,c.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?c.setCommandFromString(this.properties.cmd):c.cmd=this.properties.cmd,c.data[0]=c.cmd|c.channel,c.data[1]=Number(this.properties.value1),c.data[2]=Number(this.properties.value2),this.trigger("on_midi",c))};s.prototype.onExecute=function(){var d=this.properties;if(this.outputs)for(var c=0;c=this.size[0]&&(f=this.size[0]-1),a.strokeStyle="red",a.beginPath(),a.moveTo(f,d),a.lineTo(f,0),a.stroke())}};c.title="Visualization";c.desc="Audio Visualization";w.registerNodeType("audio/visualization", -c);a.prototype.onExecute=function(){if(this._freqs=this.getInputData(0)){var a=this.properties.band,b=this.getInputData(1);void 0!==b&&(a=b);b=e.getAudioContext().sampleRate/this._freqs.length;b=a/b*2;b>=this._freqs.length?b=this._freqs[this._freqs.length-1]:(a=b|0,b-=a,b=this._freqs[a]*(1-b)+this._freqs[a+1]*b);this.setOutputData(0,b/255*this.properties.amplitude)}};a.prototype.onGetInputs=function(){return[["band","number"]]};a.title="Signal";a.desc="extract the signal of some frequency";w.registerNodeType("audio/signal", -a);b.prototype.onAdded=function(a){a.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback)};b["@code"]={widget:"code"};b.prototype.onStart=function(){this.audionode.onaudioprocess=this._callback};b.prototype.onStop=function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.onPause=function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.onUnpause=function(){this.audionode.onaudioprocess=this._callback};b.prototype.onExecute=function(){};b.prototype.onRemoved= -function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.processCode=function(){try{this._script=new new Function("properties",this.properties.code)(this.properties),this._old_code=this.properties.code,this._callback=this._script.onaudioprocess}catch(a){console.error("Error in onaudioprocess code",a),this._callback=b._bypass_function,this.audionode.onaudioprocess=this._callback}};b.prototype.onPropertyChanged=function(a,b){"code"==a&&(this.properties.code=b,this.processCode(),this.graph&& -this.graph.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback))};b.default_function=function(){this.onaudioprocess=function(a){var b=a.inputBuffer;a=a.outputBuffer;for(var c=0;c h && (h = Math.max(0, d + h)); + if (null == n || n > d) { + n = d; + } + n = Number(n); + 0 > n && (n = Math.max(0, d + n)); + for (h = Number(h || 0); h < n; h++) { + this[h] = f; + } + return this; + }; +}, "es6", "es3"); +$jscomp.SYMBOL_PREFIX = "jscomp_symbol_"; +$jscomp.initSymbol = function() { + $jscomp.initSymbol = function() { + }; + $jscomp.global.Symbol || ($jscomp.global.Symbol = $jscomp.Symbol); +}; +$jscomp.Symbol = function() { + var u = 0; + return function(f) { + return $jscomp.SYMBOL_PREFIX + (f || "") + u++; + }; +}(); +$jscomp.initSymbolIterator = function() { + $jscomp.initSymbol(); + var u = $jscomp.global.Symbol.iterator; + u || (u = $jscomp.global.Symbol.iterator = $jscomp.global.Symbol("iterator")); + "function" != typeof Array.prototype[u] && $jscomp.defineProperty(Array.prototype, u, {configurable:!0, writable:!0, value:function() { + return $jscomp.arrayIterator(this); + }}); + $jscomp.initSymbolIterator = function() { + }; +}; +$jscomp.arrayIterator = function(u) { + var f = 0; + return $jscomp.iteratorPrototype(function() { + return f < u.length ? {done:!1, value:u[f++]} : {done:!0}; + }); +}; +$jscomp.iteratorPrototype = function(u) { + $jscomp.initSymbolIterator(); + u = {next:u}; + u[$jscomp.global.Symbol.iterator] = function() { + return this; + }; + return u; +}; +$jscomp.iteratorFromArray = function(u, f) { + $jscomp.initSymbolIterator(); + u instanceof String && (u += ""); + var h = 0, n = {next:function() { + if (h < u.length) { + var d = h++; + return {value:f(d, u[d]), done:!1}; + } + n.next = function() { + return {done:!0, value:void 0}; + }; + return n.next(); + }}; + n[Symbol.iterator] = function() { + return n; + }; + return n; +}; +$jscomp.polyfill("Array.prototype.values", function(u) { + return u ? u : function() { + return $jscomp.iteratorFromArray(this, function(f, h) { + return h; + }); + }; +}, "es8", "es3"); +(function(u) { + function f(a) { + k.debug && console.log("Graph created"); + this.list_of_graphcanvas = null; + this.clear(); + a && this.configure(a); + } + function h(a) { + this._ctor(a); + } + function n(a) { + this._ctor(a); + } + function d(a, b, e) { + e = e || {}; + this.background_image = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII="; + a && a.constructor === String && (a = document.querySelector(a)); + this.max_zoom = 10; + this.min_zoom = 0.1; + this.zoom_modify_alpha = !0; + this.title_text_font = "bold " + k.NODE_TEXT_SIZE + "px Arial"; + this.inner_text_font = "normal " + k.NODE_SUBTEXT_SIZE + "px Arial"; + this.node_title_color = k.NODE_TITLE_COLOR; + this.default_link_color = k.LINK_COLOR; + this.default_connection_color = {input_off:"#AAB", input_on:"#7F7", output_off:"#AAB", output_on:"#7F7"}; + this.highquality_render = !0; + this.use_gradients = !1; + this.editor_alpha = 1; + this.pause_rendering = !1; + this.render_only_selected = this.clear_background = this.render_shadows = !0; + this.live_mode = !1; + this.allow_searchbox = this.allow_interaction = this.allow_dragnodes = this.allow_dragcanvas = this.show_info = !0; + this.drag_mode = !1; + this.filter = this.dragging_rectangle = null; + this.always_render_background = !1; + this.render_canvas_border = !0; + this.render_connections_shadows = !1; + this.render_connection_arrows = this.render_curved_connections = this.render_connections_border = !0; + this.render_execution_order = !1; + this.canvas_mouse = [0, 0]; + this.onSearchBoxSelection = this.onSearchBox = null; + this.connections_width = 3; + this.round_radius = 8; + this.node_widget = this.current_node = null; + this.last_mouse_position = [0, 0]; + b && b.attachCanvas(this); + this.setCanvas(a); + this.clear(); + e.skip_render || this.startRendering(); + this.autoresize = e.autoresize; + } + function q(a, b) { + return Math.sqrt((b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1])); + } + function t(a, b, e, c, g, l) { + return e < a && e + g > a && c < b && c + l > b ? !0 : !1; + } + function v(a, b) { + var e = a[0] + a[2], c = a[1] + a[3], g = b[1] + b[3]; + return a[0] > b[0] + b[2] || a[1] > g || e < b[0] || c < b[1] ? !1 : !0; + } + function w(a, b) { + function e(a) { + var b = parseInt(g.style.top); + g.style.top = (b + 0.1 * a.deltaY).toFixed() + "px"; + a.preventDefault(); + return !0; + } + this.options = b = b || {}; + var c = this; + b.parentMenu && (b.parentMenu.constructor !== this.constructor ? (console.error("parentMenu must be of class ContextMenu, ignoring it"), b.parentMenu = null) : (this.parentMenu = b.parentMenu, this.parentMenu.lock = !0, this.parentMenu.current_submenu = this)); + b.event && b.event.constructor !== MouseEvent && b.event.constructor !== CustomEvent && (console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."), b.event = null); + var g = document.createElement("div"); + g.className = "litegraph litecontextmenu litemenubar-panel"; + g.style.minWidth = 100; + g.style.minHeight = 100; + g.style.pointerEvents = "none"; + setTimeout(function() { + g.style.pointerEvents = "auto"; + }, 100); + g.addEventListener("mouseup", function(a) { + a.preventDefault(); + return !0; + }, !0); + g.addEventListener("contextmenu", function(a) { + if (2 != a.button) { + return !1; + } + a.preventDefault(); + return !1; + }, !0); + g.addEventListener("mousedown", function(a) { + if (2 == a.button) { + return c.close(), a.preventDefault(), !0; + } + }, !0); + g.addEventListener("wheel", e, !0); + g.addEventListener("mousewheel", e, !0); + this.root = g; + if (b.title) { + var l = document.createElement("div"); + l.className = "litemenu-title"; + l.innerHTML = b.title; + g.appendChild(l); + } + l = 0; + for (var p in a) { + var k = a.constructor == Array ? a[p] : p; + null != k && k.constructor !== String && (k = void 0 === k.content ? String(k) : k.content); + this.addItem(k, a[p], b); + l++; + } + g.addEventListener("mouseleave", function(a) { + c.lock || c.close(a); + }); + a = document; + b.event && (a = b.event.target.ownerDocument); + a || (a = document); + a.body.appendChild(g); + p = b.left || 0; + a = b.top || 0; + b.event && (p = b.event.pageX - 10, a = b.event.pageY - 10, b.title && (a -= 20), b.parentMenu && (b = b.parentMenu.root.getBoundingClientRect(), p = b.left + b.width), b = document.body.getBoundingClientRect(), l = g.getBoundingClientRect(), p > b.width - l.width - 10 && (p = b.width - l.width - 10), a > b.height - l.height - 10 && (a = b.height - l.height - 10)); + g.style.left = p + "px"; + g.style.top = a + "px"; + } + var k = u.LiteGraph = {CANVAS_GRID_SIZE:10, NODE_TITLE_HEIGHT:20, NODE_SLOT_HEIGHT:15, NODE_WIDGET_HEIGHT:20, NODE_WIDTH:140, NODE_MIN_WIDTH:50, NODE_COLLAPSED_RADIUS:10, NODE_COLLAPSED_WIDTH:80, NODE_TITLE_COLOR:"#999", NODE_TEXT_SIZE:14, NODE_TEXT_COLOR:"#AAA", NODE_SUBTEXT_SIZE:12, NODE_DEFAULT_COLOR:"#333", NODE_DEFAULT_BGCOLOR:"#444", NODE_DEFAULT_BOXCOLOR:"#666", NODE_DEFAULT_SHAPE:"box", DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)", LINK_COLOR:"#AAD", EVENT_LINK_COLOR:"#F85", CONNECTING_LINK_COLOR:"#AFA", + MAX_NUMBER_OF_NODES:1000, DEFAULT_POSITION:[100, 100], VALID_SHAPES:["default", "box", "round", "card"], BOX_SHAPE:1, ROUND_SHAPE:2, CIRCLE_SHAPE:3, CARD_SHAPE:4, ARROW_SHAPE:5, INPUT:1, OUTPUT:2, EVENT:-1, ACTION:-1, ALWAYS:0, ON_EVENT:1, NEVER:2, ON_TRIGGER:3, UP:1, DOWN:2, LEFT:3, RIGHT:4, CENTER:5, NORMAL_TITLE:0, NO_TITLE:1, TRANSPARENT_TITLE:2, AUTOHIDE_TITLE:3, proxy:null, node_images_path:"", debug:!1, throw_errors:!0, allow_scripts:!0, registered_node_types:{}, node_types_by_file_extension:{}, + Nodes:{}, registerNodeType:function(a, b) { + if (!b.prototype) { + throw "Cannot register a simple object, it must be a class with a prototype"; + } + b.type = a; + k.debug && console.log("Node registered: " + a); + a.split("/"); + var e = b.name, c = a.lastIndexOf("/"); + b.category = a.substr(0, c); + b.title || (b.title = e); + if (b.prototype) { + for (var g in h.prototype) { + b.prototype[g] || (b.prototype[g] = h.prototype[g]); + } + } + Object.defineProperty(b.prototype, "shape", {set:function(a) { + switch(a) { + case "default": + delete this._shape; + break; + case "box": + this._shape = k.BOX_SHAPE; + break; + case "round": + this._shape = k.ROUND_SHAPE; + break; + case "circle": + this._shape = k.CIRCLE_SHAPE; + break; + case "card": + this._shape = k.CARD_SHAPE; + break; + default: + this._shape = a; + } + }, get:function(a) { + return this._shape; + }, enumerable:!0}); + this.registered_node_types[a] = b; + b.constructor.name && (this.Nodes[e] = b); + b.prototype.onPropertyChange && console.warn("LiteGraph node class " + a + " has onPropertyChange method, it must be called onPropertyChanged with d at the end"); + if (b.supported_extensions) { + for (g in b.supported_extensions) { + this.node_types_by_file_extension[b.supported_extensions[g].toLowerCase()] = b; + } + } + }, wrapFunctionAsNode:function(a, b, e, c) { + for (var g = Array(b.length), l = "", z = k.getParameterNames(b), d = 0; d < z.length; ++d) { + l += "this.addInput('" + z[d] + "'," + (e && e[d] ? "'" + e[d] + "'" : "0") + ");\n"; + } + e = Function(l + ("this.addOutput('out'," + (c ? "'" + c + "'" : 0) + ");\n")); + e.title = a.split("/").pop(); + e.desc = "Generated from " + b.name; + e.prototype.onExecute = function() { + for (var a = 0; a < g.length; ++a) { + g[a] = this.getInputData(a); + } + a = b.apply(this, g); + this.setOutputData(0, a); + }; + this.registerNodeType(a, e); + }, addNodeMethod:function(a, b) { + h.prototype[a] = b; + for (var e in this.registered_node_types) { + var c = this.registered_node_types[e]; + c.prototype[a] && (c.prototype["_" + a] = c.prototype[a]); + c.prototype[a] = b; + } + }, createNode:function(a, b, e) { + var c = this.registered_node_types[a]; + if (!c) { + return k.debug && console.log('GraphNode type "' + a + '" not registered.'), null; + } + b = b || c.title || a; + c = new c(b); + c.type = a; + !c.title && b && (c.title = b); + c.properties || (c.properties = {}); + c.properties_info || (c.properties_info = []); + c.flags || (c.flags = {}); + c.size || (c.size = c.computeSize()); + c.pos || (c.pos = k.DEFAULT_POSITION.concat()); + c.mode || (c.mode = k.ALWAYS); + if (e) { + for (var g in e) { + c[g] = e[g]; + } + } + return c; + }, getNodeType:function(a) { + return this.registered_node_types[a]; + }, getNodeTypesInCategory:function(a, b) { + var e = [], c; + for (c in this.registered_node_types) { + var g = this.registered_node_types[c]; + b && g.filter && g.filter != b || ("" == a ? null == g.category && e.push(g) : g.category == a && e.push(g)); + } + return e; + }, getNodeTypesCategories:function() { + var a = {"":1}, b; + for (b in this.registered_node_types) { + this.registered_node_types[b].category && !this.registered_node_types[b].skip_list && (a[this.registered_node_types[b].category] = 1); + } + var e = []; + for (b in a) { + e.push(b); + } + return e; + }, reloadNodes:function(a) { + var b = document.getElementsByTagName("script"), e = [], c; + for (c in b) { + e.push(b[c]); + } + b = document.getElementsByTagName("head")[0]; + a = document.location.href + a; + for (c in e) { + var g = e[c].src; + if (g && g.substr(0, a.length) == a) { + try { + k.debug && console.log("Reloading: " + g); + var l = document.createElement("script"); + l.type = "text/javascript"; + l.src = g; + b.appendChild(l); + b.removeChild(e[c]); + } catch (p) { + if (k.throw_errors) { + throw p; + } + k.debug && console.log("Error while reloading " + g); + } + } + } + k.debug && console.log("Nodes reloaded"); + }, cloneObject:function(a, b) { + if (null == a) { + return null; + } + a = JSON.parse(JSON.stringify(a)); + if (!b) { + return a; + } + for (var e in a) { + b[e] = a[e]; + } + return b; + }, isValidConnection:function(a, b) { + if (!a || !b || a == b || a == k.EVENT && b == k.ACTION) { + return !0; + } + a = String(a); + b = String(b); + a = a.toLowerCase(); + b = b.toLowerCase(); + if (-1 == a.indexOf(",") && -1 == b.indexOf(",")) { + return a == b; + } + a = a.split(","); + b = b.split(","); + for (var e = 0; e < a.length; ++e) { + for (var c = 0; c < b.length; ++c) { + if (a[e] == b[c]) { + return !0; + } + } + } + return !1; + }}; + k.getTime = "undefined" != typeof performance ? performance.now.bind(performance) : "undefined" != typeof Date && Date.now ? Date.now.bind(Date) : "undefined" != typeof process ? function() { + var a = process.hrtime(); + return 0.001 * a[0] + 1e-6 * a[1]; + } : function() { + return (new Date).getTime(); + }; + u.LGraph = k.LGraph = f; + f.supported_types = ["number", "string", "boolean"]; + f.prototype.getSupportedTypes = function() { + return this.supported_types || f.supported_types; + }; + f.STATUS_STOPPED = 1; + f.STATUS_RUNNING = 2; + f.prototype.clear = function() { + this.stop(); + this.status = f.STATUS_STOPPED; + this.last_link_id = this.last_node_id = 1; + this._version = -1; + this._nodes = []; + this._nodes_by_id = {}; + this._nodes_in_order = []; + this._nodes_executable = null; + this._groups = []; + this.links = {}; + this.iteration = 0; + this.config = {}; + this.fixedtime = this.runningtime = this.globaltime = 0; + this.elapsed_time = this.fixedtime_lapse = 0.01; + this.starttime = this.last_update_time = 0; + this.catch_errors = !0; + this.global_inputs = {}; + this.global_outputs = {}; + this.change(); + this.sendActionToCanvas("clear"); + }; + f.prototype.attachCanvas = function(a) { + if (a.constructor != d) { + throw "attachCanvas expects a LGraphCanvas instance"; + } + a.graph && a.graph != this && a.graph.detachCanvas(a); + a.graph = this; + this.list_of_graphcanvas || (this.list_of_graphcanvas = []); + this.list_of_graphcanvas.push(a); + }; + f.prototype.detachCanvas = function(a) { + if (this.list_of_graphcanvas) { + var b = this.list_of_graphcanvas.indexOf(a); + -1 != b && (a.graph = null, this.list_of_graphcanvas.splice(b, 1)); + } + }; + f.prototype.start = function(a) { + if (this.status != f.STATUS_RUNNING) { + this.status = f.STATUS_RUNNING; + if (this.onPlayEvent) { + this.onPlayEvent(); + } + this.sendEventToAllNodes("onStart"); + this.last_update_time = this.starttime = k.getTime(); + var b = this; + this.execution_timer_id = setInterval(function() { + b.runStep(1, !this.catch_errors); + }, a || 1); + } + }; + f.prototype.stop = function() { + if (this.status != f.STATUS_STOPPED) { + this.status = f.STATUS_STOPPED; + if (this.onStopEvent) { + this.onStopEvent(); + } + null != this.execution_timer_id && clearInterval(this.execution_timer_id); + this.execution_timer_id = null; + this.sendEventToAllNodes("onStop"); + } + }; + f.prototype.runStep = function(a, b) { + a = a || 1; + var e = k.getTime(); + this.globaltime = 0.001 * (e - this.starttime); + var c = this._nodes_executable ? this._nodes_executable : this._nodes; + if (c) { + if (b) { + for (var g = 0; g < a; g++) { + for (var l = 0, p = c.length; l < p; ++l) { + var d = c[l]; + if (d.mode == k.ALWAYS && d.onExecute) { + d.onExecute(); + } + } + this.fixedtime += this.fixedtime_lapse; + if (this.onExecuteStep) { + this.onExecuteStep(); + } + } + if (this.onAfterExecute) { + this.onAfterExecute(); + } + } else { + try { + for (g = 0; g < a; g++) { + l = 0; + for (p = c.length; l < p; ++l) { + if (d = c[l], d.mode == k.ALWAYS && d.onExecute) { + d.onExecute(); + } + } + this.fixedtime += this.fixedtime_lapse; + if (this.onExecuteStep) { + this.onExecuteStep(); + } + } + if (this.onAfterExecute) { + this.onAfterExecute(); + } + this.errors_in_execution = !1; + } catch (G) { + this.errors_in_execution = !0; + if (k.throw_errors) { + throw G; + } + k.debug && console.log("Error during execution: " + G); + this.stop(); + } + } + a = k.getTime(); + e = a - e; + 0 == e && (e = 1); + this.execution_time = 0.001 * e; + this.globaltime += 0.001 * e; + this.iteration += 1; + this.elapsed_time = 0.001 * (a - this.last_update_time); + this.last_update_time = a; + } + }; + f.prototype.updateExecutionOrder = function() { + this._nodes_in_order = this.computeExecutionOrder(!1); + this._nodes_executable = []; + for (var a = 0; a < this._nodes_in_order.length; ++a) { + this._nodes_in_order[a].onExecute && this._nodes_executable.push(this._nodes_in_order[a]); + } + }; + f.prototype.computeExecutionOrder = function(a, b) { + for (var e = [], c = [], g = {}, l = {}, p = {}, d = 0, m = this._nodes.length; d < m; ++d) { + var f = this._nodes[d]; + if (!a || f.onExecute) { + g[f.id] = f; + var n = 0; + if (f.inputs) { + for (var h = 0, q = f.inputs.length; h < q; h++) { + f.inputs[h] && null != f.inputs[h].link && (n += 1); + } + } + 0 == n ? (c.push(f), b && (f._level = 1)) : (b && (f._level = 0), p[f.id] = n); + } + } + for (; 0 != c.length;) { + if (f = c.shift(), e.push(f), delete g[f.id], f.outputs) { + for (d = 0; d < f.outputs.length; d++) { + if (a = f.outputs[d], null != a && null != a.links && 0 != a.links.length) { + for (h = 0; h < a.links.length; h++) { + (m = this.links[a.links[h]]) && !l[m.id] && (n = this.getNodeById(m.target_id), null == n ? l[m.id] = !0 : (b && (!n._level || n._level <= f._level) && (n._level = f._level + 1), l[m.id] = !0, --p[n.id], 0 == p[n.id] && c.push(n))); + } + } + } + } + } + for (d in g) { + e.push(g[d]); + } + e.length != this._nodes.length && k.debug && console.warn("something went wrong, nodes missing"); + m = e.length; + for (d = 0; d < m; ++d) { + e[d].order = d; + } + e = e.sort(function(a, b) { + var e = a.constructor.priority || a.priority || 0, c = b.constructor.priority || b.priority || 0; + return e == c ? a.order - b.order : e - c; + }); + for (d = 0; d < m; ++d) { + e[d].order = d; + } + return e; + }; + f.prototype.getAncestors = function(a) { + for (var b = [], e = [a], c = {}; e.length;) { + var g = e.shift(); + if (g.inputs) { + c[g.id] || g == a || (c[g.id] = !0, b.push(g)); + for (var l = 0; l < g.inputs.length; ++l) { + var p = g.getInputNode(l); + p && -1 == b.indexOf(p) && e.push(p); + } + } + } + b.sort(function(a, b) { + return a.order - b.order; + }); + return b; + }; + f.prototype.arrange = function(a) { + a = a || 40; + for (var b = this.computeExecutionOrder(!1, !0), e = [], c = 0; c < b.length; ++c) { + var g = b[c], l = g._level || 1; + e[l] || (e[l] = []); + e[l].push(g); + } + b = a; + for (c = 0; c < e.length; ++c) { + if (l = e[c]) { + for (var p = 100, k = a, d = 0; d < l.length; ++d) { + g = l[d], g.pos[0] = b, g.pos[1] = k, g.size[0] > p && (p = g.size[0]), k += g.size[1] + a; + } + b += p + a; + } + } + this.setDirtyCanvas(!0, !0); + }; + f.prototype.getTime = function() { + return this.globaltime; + }; + f.prototype.getFixedTime = function() { + return this.fixedtime; + }; + f.prototype.getElapsedTime = function() { + return this.elapsed_time; + }; + f.prototype.sendEventToAllNodes = function(a, b, e) { + e = e || k.ALWAYS; + var c = this._nodes_in_order ? this._nodes_in_order : this._nodes; + if (c) { + for (var g = 0, l = c.length; g < l; ++g) { + var p = c[g]; + if (p[a] && p.mode == e) { + if (void 0 === b) { + p[a](); + } else { + if (b && b.constructor === Array) { + p[a].apply(p, b); + } else { + p[a](b); + } + } + } + } + } + }; + f.prototype.sendActionToCanvas = function(a, b) { + if (this.list_of_graphcanvas) { + for (var e = 0; e < this.list_of_graphcanvas.length; ++e) { + var c = this.list_of_graphcanvas[e]; + c[a] && c[a].apply(c, b); + } + } + }; + f.prototype.add = function(a, b) { + if (a) { + if (a.constructor === n) { + this._groups.push(a), this.setDirtyCanvas(!0), this.change(), a.graph = this, this._version++; + } else { + -1 != a.id && null != this._nodes_by_id[a.id] && (console.warn("LiteGraph: there is already a node with this ID, changing it"), a.id = ++this.last_node_id); + if (this._nodes.length >= k.MAX_NUMBER_OF_NODES) { + throw "LiteGraph: max number of nodes in a graph reached"; + } + null == a.id || -1 == a.id ? a.id = ++this.last_node_id : this.last_node_id < a.id && (this.last_node_id = a.id); + a.graph = this; + this._version++; + this._nodes.push(a); + this._nodes_by_id[a.id] = a; + if (a.onAdded) { + a.onAdded(this); + } + this.config.align_to_grid && a.alignToGrid(); + b || this.updateExecutionOrder(); + if (this.onNodeAdded) { + this.onNodeAdded(a); + } + this.setDirtyCanvas(!0); + this.change(); + return a; + } + } + }; + f.prototype.remove = function(a) { + if (a.constructor === k.LGraphGroup) { + var b = this._groups.indexOf(a); + -1 != b && this._groups.splice(b, 1); + a.graph = null; + this._version++; + this.setDirtyCanvas(!0, !0); + this.change(); + } else { + if (null != this._nodes_by_id[a.id] && !a.ignore_remove) { + if (a.inputs) { + for (b = 0; b < a.inputs.length; b++) { + var e = a.inputs[b]; + null != e.link && a.disconnectInput(b); + } + } + if (a.outputs) { + for (b = 0; b < a.outputs.length; b++) { + e = a.outputs[b], null != e.links && e.links.length && a.disconnectOutput(b); + } + } + if (a.onRemoved) { + a.onRemoved(); + } + a.graph = null; + this._version++; + if (this.list_of_graphcanvas) { + for (b = 0; b < this.list_of_graphcanvas.length; ++b) { + e = this.list_of_graphcanvas[b], e.selected_nodes[a.id] && delete e.selected_nodes[a.id], e.node_dragged == a && (e.node_dragged = null); + } + } + b = this._nodes.indexOf(a); + -1 != b && this._nodes.splice(b, 1); + delete this._nodes_by_id[a.id]; + if (this.onNodeRemoved) { + this.onNodeRemoved(a); + } + this.setDirtyCanvas(!0, !0); + this.change(); + this.updateExecutionOrder(); + } + } + }; + f.prototype.getNodeById = function(a) { + return null == a ? null : this._nodes_by_id[a]; + }; + f.prototype.findNodesByClass = function(a) { + for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) { + this._nodes[e].constructor === a && b.push(this._nodes[e]); + } + return b; + }; + f.prototype.findNodesByType = function(a) { + a = a.toLowerCase(); + for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) { + this._nodes[e].type.toLowerCase() == a && b.push(this._nodes[e]); + } + return b; + }; + f.prototype.findNodesByTitle = function(a) { + for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) { + this._nodes[e].title == a && b.push(this._nodes[e]); + } + return b; + }; + f.prototype.getNodeOnPos = function(a, b, e) { + e = e || this._nodes; + for (var c = e.length - 1; 0 <= c; c--) { + var g = e[c]; + if (g.isPointInside(a, b, 2)) { + return g; + } + } + return null; + }; + f.prototype.getGroupOnPos = function(a, b) { + for (var e = this._groups.length - 1; 0 <= e; e--) { + var c = this._groups[e]; + if (c.isPointInside(a, b, 2)) { + return c; + } + } + return null; + }; + f.prototype.addGlobalInput = function(a, b, e) { + this.global_inputs[a] = {name:a, type:b, value:e}; + this._version++; + if (this.onGlobalInputAdded) { + this.onGlobalInputAdded(a, b); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + }; + f.prototype.setGlobalInputData = function(a, b) { + if (a = this.global_inputs[a]) { + a.value = b; + } + }; + f.prototype.setInputData = f.prototype.setGlobalInputData; + f.prototype.getGlobalInputData = function(a) { + return (a = this.global_inputs[a]) ? a.value : null; + }; + f.prototype.renameGlobalInput = function(a, b) { + if (b != a) { + if (!this.global_inputs[a]) { + return !1; + } + if (this.global_inputs[b]) { + return console.error("there is already one input with that name"), !1; + } + this.global_inputs[b] = this.global_inputs[a]; + delete this.global_inputs[a]; + this._version++; + if (this.onGlobalInputRenamed) { + this.onGlobalInputRenamed(a, b); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + } + }; + f.prototype.changeGlobalInputType = function(a, b) { + if (!this.global_inputs[a]) { + return !1; + } + if (!this.global_inputs[a].type || this.global_inputs[a].type.toLowerCase() != b.toLowerCase()) { + if (this.global_inputs[a].type = b, this._version++, this.onGlobalInputTypeChanged) { + this.onGlobalInputTypeChanged(a, b); + } + } + }; + f.prototype.removeGlobalInput = function(a) { + if (!this.global_inputs[a]) { + return !1; + } + delete this.global_inputs[a]; + this._version++; + if (this.onGlobalInputRemoved) { + this.onGlobalInputRemoved(a); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + return !0; + }; + f.prototype.addGlobalOutput = function(a, b, e) { + this.global_outputs[a] = {name:a, type:b, value:e}; + this._version++; + if (this.onGlobalOutputAdded) { + this.onGlobalOutputAdded(a, b); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + }; + f.prototype.setGlobalOutputData = function(a, b) { + if (a = this.global_outputs[a]) { + a.value = b; + } + }; + f.prototype.getGlobalOutputData = function(a) { + return (a = this.global_outputs[a]) ? a.value : null; + }; + f.prototype.getOutputData = f.prototype.getGlobalOutputData; + f.prototype.renameGlobalOutput = function(a, b) { + if (!this.global_outputs[a]) { + return !1; + } + if (this.global_outputs[b]) { + return console.error("there is already one output with that name"), !1; + } + this.global_outputs[b] = this.global_outputs[a]; + delete this.global_outputs[a]; + this._version++; + if (this.onGlobalOutputRenamed) { + this.onGlobalOutputRenamed(a, b); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + }; + f.prototype.changeGlobalOutputType = function(a, b) { + if (!this.global_outputs[a]) { + return !1; + } + if (!this.global_outputs[a].type || this.global_outputs[a].type.toLowerCase() != b.toLowerCase()) { + if (this.global_outputs[a].type = b, this._version++, this.onGlobalOutputTypeChanged) { + this.onGlobalOutputTypeChanged(a, b); + } + } + }; + f.prototype.removeGlobalOutput = function(a) { + if (!this.global_outputs[a]) { + return !1; + } + delete this.global_outputs[a]; + this._version++; + if (this.onGlobalOutputRemoved) { + this.onGlobalOutputRemoved(a); + } + if (this.onGlobalsChange) { + this.onGlobalsChange(); + } + return !0; + }; + f.prototype.triggerInput = function(a, b) { + a = this.findNodesByTitle(a); + for (var e = 0; e < a.length; ++e) { + a[e].onTrigger(b); + } + }; + f.prototype.setCallback = function(a, b) { + a = this.findNodesByTitle(a); + for (var e = 0; e < a.length; ++e) { + a[e].setTrigger(b); + } + }; + f.prototype.connectionChange = function(a) { + this.updateExecutionOrder(); + if (this.onConnectionChange) { + this.onConnectionChange(a); + } + this._version++; + this.sendActionToCanvas("onConnectionChange"); + }; + f.prototype.isLive = function() { + if (!this.list_of_graphcanvas) { + return !1; + } + for (var a = 0; a < this.list_of_graphcanvas.length; ++a) { + if (this.list_of_graphcanvas[a].live_mode) { + return !0; + } + } + return !1; + }; + f.prototype.change = function() { + k.debug && console.log("Graph changed"); + this.sendActionToCanvas("setDirty", [!0, !0]); + if (this.on_change) { + this.on_change(this); + } + }; + f.prototype.setDirtyCanvas = function(a, b) { + this.sendActionToCanvas("setDirty", [a, b]); + }; + f.prototype.serialize = function() { + for (var a = [], b = 0, e = this._nodes.length; b < e; ++b) { + a.push(this._nodes[b].serialize()); + } + e = []; + for (b in this.links) { + var c = this.links[b]; + e.push([c.id, c.origin_id, c.origin_slot, c.target_id, c.target_slot, c.type]); + } + c = []; + for (b = 0; b < this._groups.length; ++b) { + c.push(this._groups[b].serialize()); + } + return {last_node_id:this.last_node_id, last_link_id:this.last_link_id, nodes:a, links:e, groups:c, config:this.config}; + }; + f.prototype.configure = function(a, b) { + if (a) { + b || this.clear(); + b = a.nodes; + if (a.links && a.links.constructor === Array) { + for (var e = [], c = 0; c < a.links.length; ++c) { + var g = a.links[c]; + e[g[0]] = {id:g[0], origin_id:g[1], origin_slot:g[2], target_id:g[3], target_slot:g[4], type:g[5]}; + } + a.links = e; + } + for (c in a) { + this[c] = a[c]; + } + e = !1; + this._nodes = []; + if (b) { + c = 0; + for (g = b.length; c < g; ++c) { + var l = b[c], p = k.createNode(l.type, l.title); + p ? (p.id = l.id, this.add(p, !0)) : (k.debug && console.log("Node not found: " + l.type), e = !0); + } + c = 0; + for (g = b.length; c < g; ++c) { + l = b[c], (p = this.getNodeById(l.id)) && p.configure(l); + } + } + this._groups.length = 0; + if (a.groups) { + for (c = 0; c < a.groups.length; ++c) { + b = new k.LGraphGroup, b.configure(a.groups[c]), this.add(b); + } + } + this.updateExecutionOrder(); + this._version++; + this.setDirtyCanvas(!0, !0); + return e; + } + }; + f.prototype.load = function(a) { + var b = this, e = new XMLHttpRequest; + e.open("GET", a, !0); + e.send(null); + e.onload = function(a) { + 200 !== e.status ? console.error("Error loading graph:", e.status, e.response) : (a = JSON.parse(e.response), b.configure(a)); + }; + e.onerror = function(a) { + console.error("Error loading graph:", a); + }; + }; + f.prototype.onNodeTrace = function(a, b, e) { + }; + u.LGraphNode = k.LGraphNode = h; + h.prototype._ctor = function(a) { + this.title = a || "Unnamed"; + this.size = [k.NODE_WIDTH, 60]; + this.graph = null; + this._pos = new Float32Array(10, 10); + Object.defineProperty(this, "pos", {set:function(a) { + !a || 2 > a.length || (this._pos[0] = a[0], this._pos[1] = a[1]); + }, get:function() { + return this._pos; + }, enumerable:!0}); + this.id = -1; + this.type = null; + this.inputs = []; + this.outputs = []; + this.connections = []; + this.properties = {}; + this.properties_info = []; + this.data = null; + this.flags = {}; + }; + h.prototype.configure = function(a) { + this.graph && this.graph._version++; + for (var b in a) { + if ("console" != b) { + if ("properties" == b) { + for (var e in a.properties) { + if (this.properties[e] = a.properties[e], this.onPropertyChanged) { + this.onPropertyChanged(e, a.properties[e]); + } + } + } else { + null != a[b] && ("object" == typeof a[b] ? this[b] && this[b].configure ? this[b].configure(a[b]) : this[b] = k.cloneObject(a[b], this[b]) : this[b] = a[b]); + } + } + } + a.title || (this.title = this.constructor.title); + if (this.onConnectionsChange) { + if (this.inputs) { + for (var c = 0; c < this.inputs.length; ++c) { + e = this.inputs[c]; + var g = this.graph ? this.graph.links[e.link] : null; + this.onConnectionsChange(k.INPUT, c, !0, g, e); + } + } + if (this.outputs) { + for (c = 0; c < this.outputs.length; ++c) { + if (e = this.outputs[c], e.links) { + for (b = 0; b < e.links.length; ++b) { + g = this.graph ? this.graph.links[e.links[b]] : null, this.onConnectionsChange(k.OUTPUT, c, !0, g, e); + } + } + } + } + } + for (c in this.inputs) { + e = this.inputs[c], e.link && e.link.length && (g = e.link, "object" == typeof g && (e.link = g[0], this.graph && (this.graph.links[g[0]] = {id:g[0], origin_id:g[1], origin_slot:g[2], target_id:g[3], target_slot:g[4]}))); + } + for (c in this.outputs) { + if (e = this.outputs[c], e.links && 0 != e.links.length) { + for (b in e.links) { + g = e.links[b], "object" == typeof g && (e.links[b] = g[0]); + } + } + } + if (this.onConfigure) { + this.onConfigure(a); + } + }; + h.prototype.serialize = function() { + var a = {id:this.id, type:this.type, pos:this.pos, size:this.size, data:this.data, flags:k.cloneObject(this.flags), mode:this.mode}; + this.inputs && (a.inputs = this.inputs); + if (this.outputs) { + for (var b = 0; b < this.outputs.length; b++) { + delete this.outputs[b]._data; + } + a.outputs = this.outputs; + } + this.title && this.title != this.constructor.title && (a.title = this.title); + this.properties && (a.properties = k.cloneObject(this.properties)); + a.type || (a.type = this.constructor.type); + this.color && (a.color = this.color); + this.bgcolor && (a.bgcolor = this.bgcolor); + this.boxcolor && (a.boxcolor = this.boxcolor); + this.shape && (a.shape = this.shape); + if (this.onSerialize) { + this.onSerialize(a); + } + return a; + }; + h.prototype.clone = function() { + var a = k.createNode(this.type), b = k.cloneObject(this.serialize()); + if (b.inputs) { + for (var e = 0; e < b.inputs.length; ++e) { + b.inputs[e].link = null; + } + } + if (b.outputs) { + for (e = 0; e < b.outputs.length; ++e) { + b.outputs[e].links && (b.outputs[e].links.length = 0); + } + } + delete b.id; + a.configure(b); + return a; + }; + h.prototype.toString = function() { + return JSON.stringify(this.serialize()); + }; + h.prototype.getTitle = function() { + return this.title || this.constructor.title; + }; + h.prototype.setOutputData = function(a, b) { + if (this.outputs && !(-1 == a || a >= this.outputs.length)) { + var e = this.outputs[a]; + if (e && (e._data = b, this.outputs[a].links)) { + for (e = 0; e < this.outputs[a].links.length; e++) { + this.graph.links[this.outputs[a].links[e]].data = b; + } + } + } + }; + h.prototype.getInputData = function(a, b) { + if (this.inputs && !(a >= this.inputs.length || null == this.inputs[a].link)) { + a = this.graph.links[this.inputs[a].link]; + if (!a) { + return null; + } + if (!b) { + return a.data; + } + b = this.graph.getNodeById(a.origin_id); + if (!b) { + return a.data; + } + if (b.updateOutputData) { + b.updateOutputData(a.origin_slot); + } else { + if (b.onExecute) { + b.onExecute(); + } + } + return a.data; + } + }; + h.prototype.getInputDataByName = function(a, b) { + a = this.findInputSlot(a); + return -1 == a ? null : this.getInputData(a, b); + }; + h.prototype.isInputConnected = function(a) { + return this.inputs ? a < this.inputs.length && null != this.inputs[a].link : !1; + }; + h.prototype.getInputInfo = function(a) { + return this.inputs ? a < this.inputs.length ? this.inputs[a] : null : null; + }; + h.prototype.getInputNode = function(a) { + if (!this.inputs || a >= this.inputs.length) { + return null; + } + a = this.inputs[a]; + return a && null !== a.link ? (a = this.graph.links[a.link]) ? this.graph.getNodeById(a.origin_id) : null : null; + }; + h.prototype.getInputOrProperty = function(a) { + if (!this.inputs || !this.inputs.length) { + return this.properties ? this.properties[a] : null; + } + for (var b = 0, e = this.inputs.length; b < e; ++b) { + if (a == this.inputs[b].name) { + return (a = this.graph.links[this.inputs[b].link]) ? a.data : null; + } + } + return this.properties[a]; + }; + h.prototype.getOutputData = function(a) { + return !this.outputs || a >= this.outputs.length ? null : this.outputs[a]._data; + }; + h.prototype.getOutputInfo = function(a) { + return this.outputs ? a < this.outputs.length ? this.outputs[a] : null : null; + }; + h.prototype.isOutputConnected = function(a) { + return this.outputs ? a < this.outputs.length && this.outputs[a].links && this.outputs[a].links.length : !1; + }; + h.prototype.isAnyOutputConnected = function() { + if (!this.outputs) { + return !1; + } + for (var a = 0; a < this.outputs.length; ++a) { + if (this.outputs[a].links && this.outputs[a].links.length) { + return !0; + } + } + return !1; + }; + h.prototype.getOutputNodes = function(a) { + if (!this.outputs || 0 == this.outputs.length || a >= this.outputs.length) { + return null; + } + a = this.outputs[a]; + if (!a.links || 0 == a.links.length) { + return null; + } + for (var b = [], e = 0; e < a.links.length; e++) { + var c = this.graph.links[a.links[e]]; + c && (c = this.graph.getNodeById(c.target_id)) && b.push(c); + } + return b; + }; + h.prototype.trigger = function(a, b) { + if (this.outputs && this.outputs.length) { + this.graph && (this.graph._last_trigger_time = k.getTime()); + for (var e = 0; e < this.outputs.length; ++e) { + var c = this.outputs[e]; + !c || c.type !== k.EVENT || a && c.name != a || this.triggerSlot(e, b); + } + } + }; + h.prototype.triggerSlot = function(a, b) { + if (this.outputs && (a = this.outputs[a]) && (a = a.links) && a.length) { + this.graph && (this.graph._last_trigger_time = k.getTime()); + for (var e = 0; e < a.length; ++e) { + var c = this.graph.links[a[e]]; + if (c) { + var g = this.graph.getNodeById(c.target_id); + if (g) { + if (c._last_time = k.getTime(), c = g.inputs[c.target_slot], g.onAction) { + g.onAction(c.name, b); + } else { + if (g.mode === k.ON_TRIGGER && g.onExecute) { + g.onExecute(b); + } + } + } + } + } + } + }; + h.prototype.addProperty = function(a, b, e, c) { + e = {name:a, type:e, default_value:b}; + if (c) { + for (var g in c) { + e[g] = c[g]; + } + } + this.properties_info || (this.properties_info = []); + this.properties_info.push(e); + this.properties || (this.properties = {}); + this.properties[a] = b; + return e; + }; + h.prototype.addOutput = function(a, b, e) { + a = {name:a, type:b, links:null}; + if (e) { + for (var c in e) { + a[c] = e[c]; + } + } + this.outputs || (this.outputs = []); + this.outputs.push(a); + if (this.onOutputAdded) { + this.onOutputAdded(a); + } + this.size = this.computeSize(); + return a; + }; + h.prototype.addOutputs = function(a) { + for (var b = 0; b < a.length; ++b) { + var e = a[b], c = {name:e[0], type:e[1], link:null}; + if (a[2]) { + for (var g in e[2]) { + c[g] = e[2][g]; + } + } + this.outputs || (this.outputs = []); + this.outputs.push(c); + if (this.onOutputAdded) { + this.onOutputAdded(c); + } + } + this.size = this.computeSize(); + }; + h.prototype.removeOutput = function(a) { + this.disconnectOutput(a); + this.outputs.splice(a, 1); + this.size = this.computeSize(); + if (this.onOutputRemoved) { + this.onOutputRemoved(a); + } + }; + h.prototype.addInput = function(a, b, e) { + a = {name:a, type:b || 0, link:null}; + if (e) { + for (var c in e) { + a[c] = e[c]; + } + } + this.inputs || (this.inputs = []); + this.inputs.push(a); + this.size = this.computeSize(); + if (this.onInputAdded) { + this.onInputAdded(a); + } + return a; + }; + h.prototype.addInputs = function(a) { + for (var b = 0; b < a.length; ++b) { + var e = a[b], c = {name:e[0], type:e[1], link:null}; + if (a[2]) { + for (var g in e[2]) { + c[g] = e[2][g]; + } + } + this.inputs || (this.inputs = []); + this.inputs.push(c); + if (this.onInputAdded) { + this.onInputAdded(c); + } + } + this.size = this.computeSize(); + }; + h.prototype.removeInput = function(a) { + this.disconnectInput(a); + this.inputs.splice(a, 1); + this.size = this.computeSize(); + if (this.onInputRemoved) { + this.onInputRemoved(a); + } + }; + h.prototype.addConnection = function(a, b, e, c) { + a = {name:a, type:b, pos:e, direction:c, links:null}; + this.connections.push(a); + return a; + }; + h.prototype.computeSize = function(a, b) { + function e(a) { + return a ? c * a.length * 0.6 : 0; + } + a = Math.max(this.inputs ? this.inputs.length : 1, this.outputs ? this.outputs.length : 1); + b = b || new Float32Array([0, 0]); + a = Math.max(a, 1); + var c = k.NODE_TEXT_SIZE; + b[1] = (this.constructor.slot_start_y || 0) + a * (c + 1) + (this.widgets ? this.widgets.length : 0) * (k.NODE_WIDGET_HEIGHT + 4) + 4; + a = e(this.title); + var g = 0, l = 0; + if (this.inputs) { + for (var p = 0, d = this.inputs.length; p < d; ++p) { + var m = this.inputs[p]; + m = m.label || m.name || ""; + m = e(m); + g < m && (g = m); + } + } + if (this.outputs) { + for (p = 0, d = this.outputs.length; p < d; ++p) { + m = this.outputs[p], m = m.label || m.name || "", m = e(m), l < m && (l = m); + } + } + b[0] = Math.max(g + l + 10, a); + b[0] = Math.max(b[0], k.NODE_WIDTH); + if (this.onResize) { + this.onResize(b); + } + return b; + }; + h.prototype.addWidget = function(a, b, e, c, g) { + this.widgets || (this.widgets = []); + b = {type:a.toLowerCase(), name:b, value:e, callback:c, options:g || {}}; + void 0 !== b.options.y && (b.y = b.options.y); + if ("combo" == a && !b.options.values) { + throw "LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }"; + } + this.widgets.push(b); + return b; + }; + h.prototype.getBounding = function(a) { + a = a || new Float32Array(4); + a[0] = this.pos[0] - 4; + a[1] = this.pos[1] - k.NODE_TITLE_HEIGHT; + a[2] = this.size[0] + 4; + a[3] = this.size[1] + k.NODE_TITLE_HEIGHT; + return a; + }; + h.prototype.isPointInside = function(a, b, e) { + e = e || 0; + var c = this.graph && this.graph.isLive() ? 0 : 20; + if (this.flags && this.flags.collapsed) { + if (t(a, b, this.pos[0] - e, this.pos[1] - k.NODE_TITLE_HEIGHT - e, (this._collapsed_width || k.NODE_COLLAPSED_WIDTH) + 2 * e, k.NODE_TITLE_HEIGHT + 2 * e)) { + return !0; + } + } else { + if (this.pos[0] - 4 - e < a && this.pos[0] + this.size[0] + 4 + e > a && this.pos[1] - c - e < b && this.pos[1] + this.size[1] + e > b) { + return !0; + } + } + return !1; + }; + h.prototype.getSlotInPosition = function(a, b) { + if (this.inputs) { + for (var e = 0, c = this.inputs.length; e < c; ++e) { + var g = this.inputs[e], l = this.getConnectionPos(!0, e); + if (t(a, b, l[0] - 10, l[1] - 5, 20, 10)) { + return {input:g, slot:e, link_pos:l, locked:g.locked}; + } + } + } + if (this.outputs) { + for (e = 0, c = this.outputs.length; e < c; ++e) { + if (g = this.outputs[e], l = this.getConnectionPos(!1, e), t(a, b, l[0] - 10, l[1] - 5, 20, 10)) { + return {output:g, slot:e, link_pos:l, locked:g.locked}; + } + } + } + return null; + }; + h.prototype.findInputSlot = function(a) { + if (!this.inputs) { + return -1; + } + for (var b = 0, e = this.inputs.length; b < e; ++b) { + if (a == this.inputs[b].name) { + return b; + } + } + return -1; + }; + h.prototype.findOutputSlot = function(a) { + if (!this.outputs) { + return -1; + } + for (var b = 0, e = this.outputs.length; b < e; ++b) { + if (a == this.outputs[b].name) { + return b; + } + } + return -1; + }; + h.prototype.connect = function(a, b, e) { + e = e || 0; + if (!this.graph) { + return console.log("Connect: Error, node doesnt belong to any graph. Nodes must be added first to a graph before connecting them."), !1; + } + if (a.constructor === String) { + if (a = this.findOutputSlot(a), -1 == a) { + return k.debug && console.log("Connect: Error, no slot of name " + a), !1; + } + } else { + if (!this.outputs || a >= this.outputs.length) { + return k.debug && console.log("Connect: Error, slot number not found"), !1; + } + } + b && b.constructor === Number && (b = this.graph.getNodeById(b)); + if (!b) { + throw "target node is null"; + } + if (b == this) { + return !1; + } + if (e.constructor === String) { + if (e = b.findInputSlot(e), -1 == e) { + return k.debug && console.log("Connect: Error, no slot of name " + e), !1; + } + } else { + if (e === k.EVENT) { + return !1; + } + if (!b.inputs || e >= b.inputs.length) { + return k.debug && console.log("Connect: Error, slot number not found"), !1; + } + } + null != b.inputs[e].link && b.disconnectInput(e); + var c = this.outputs[a]; + if (b.onConnectInput && !1 === b.onConnectInput(e, c.type, c)) { + return !1; + } + var g = b.inputs[e]; + if (k.isValidConnection(c.type, g.type)) { + var l = {id:this.graph.last_link_id++, type:g.type, origin_id:this.id, origin_slot:a, target_id:b.id, target_slot:e}; + this.graph.links[l.id] = l; + null == c.links && (c.links = []); + c.links.push(l.id); + b.inputs[e].link = l.id; + this.graph && this.graph._version++; + if (this.onConnectionsChange) { + this.onConnectionsChange(k.OUTPUT, a, !0, l, c); + } + if (b.onConnectionsChange) { + b.onConnectionsChange(k.INPUT, e, !0, l, g); + } + if (this.graph && this.graph.onNodeConnectionChange) { + this.graph.onNodeConnectionChange(k.OUTPUT, this, a, b, e); + } + } + this.setDirtyCanvas(!1, !0); + this.graph.connectionChange(this); + return !0; + }; + h.prototype.disconnectOutput = function(a, b) { + if (a.constructor === String) { + if (a = this.findOutputSlot(a), -1 == a) { + return k.debug && console.log("Connect: Error, no slot of name " + a), !1; + } + } else { + if (!this.outputs || a >= this.outputs.length) { + return k.debug && console.log("Connect: Error, slot number not found"), !1; + } + } + var e = this.outputs[a]; + if (!e.links || 0 == e.links.length) { + return !1; + } + if (b) { + b.constructor === Number && (b = this.graph.getNodeById(b)); + if (!b) { + throw "Target Node not found"; + } + for (var c = 0, g = e.links.length; c < g; c++) { + var l = e.links[c], p = this.graph.links[l]; + if (p.target_id == b.id) { + e.links.splice(c, 1); + var d = b.inputs[p.target_slot]; + d.link = null; + delete this.graph.links[l]; + this.graph && this.graph._version++; + if (b.onConnectionsChange) { + b.onConnectionsChange(k.INPUT, p.target_slot, !1, p, d); + } + if (this.onConnectionsChange) { + this.onConnectionsChange(k.OUTPUT, a, !1, p, e); + } + if (this.graph && this.graph.onNodeConnectionChange) { + this.graph.onNodeConnectionChange(k.OUTPUT, this, a); + } + if (this.graph && this.graph.onNodeConnectionChange) { + this.graph.onNodeConnectionChange(k.INPUT, b, p.target_slot); + } + break; + } + } + } else { + c = 0; + for (g = e.links.length; c < g; c++) { + if (l = e.links[c], p = this.graph.links[l]) { + b = this.graph.getNodeById(p.target_id); + this.graph && this.graph._version++; + if (b) { + d = b.inputs[p.target_slot]; + d.link = null; + if (b.onConnectionsChange) { + b.onConnectionsChange(k.INPUT, p.target_slot, !1, p, d); + } + if (this.graph && this.graph.onNodeConnectionChange) { + this.graph.onNodeConnectionChange(k.INPUT, b, p.target_slot); + } + } + delete this.graph.links[l]; + if (this.onConnectionsChange) { + this.onConnectionsChange(k.OUTPUT, a, !1, p, e); + } + if (this.graph && this.graph.onNodeConnectionChange) { + this.graph.onNodeConnectionChange(k.OUTPUT, this, a); + } + } + } + e.links = null; + } + this.setDirtyCanvas(!1, !0); + this.graph.connectionChange(this); + return !0; + }; + h.prototype.disconnectInput = function(a) { + if (a.constructor === String) { + if (a = this.findInputSlot(a), -1 == a) { + return k.debug && console.log("Connect: Error, no slot of name " + a), !1; + } + } else { + if (!this.inputs || a >= this.inputs.length) { + return k.debug && console.log("Connect: Error, slot number not found"), !1; + } + } + var b = this.inputs[a]; + if (!b) { + return !1; + } + var e = this.inputs[a].link; + this.inputs[a].link = null; + var c = this.graph.links[e]; + if (c) { + var g = this.graph.getNodeById(c.origin_id); + if (!g) { + return !1; + } + var l = g.outputs[c.origin_slot]; + if (!l || !l.links || 0 == l.links.length) { + return !1; + } + for (var p = 0, d = l.links.length; p < d; p++) { + if (l.links[p] == e) { + l.links.splice(p, 1); + break; + } + } + delete this.graph.links[e]; + this.graph && this.graph._version++; + if (this.onConnectionsChange) { + this.onConnectionsChange(k.INPUT, a, !1, c, b); + } + if (g.onConnectionsChange) { + g.onConnectionsChange(k.OUTPUT, p, !1, c, l); + } + } + this.setDirtyCanvas(!1, !0); + this.graph.connectionChange(this); + return !0; + }; + h.prototype.getConnectionPos = function(a, b) { + return this.flags.collapsed ? a ? [this.pos[0], this.pos[1] - 0.5 * k.NODE_TITLE_HEIGHT] : [this.pos[0] + (this._collapsed_width || k.NODE_COLLAPSED_WIDTH), this.pos[1] - 0.5 * k.NODE_TITLE_HEIGHT] : a && -1 == b ? [this.pos[0] + 10, this.pos[1] + 10] : a && this.inputs.length > b && this.inputs[b].pos ? [this.pos[0] + this.inputs[b].pos[0], this.pos[1] + this.inputs[b].pos[1]] : !a && this.outputs.length > b && this.outputs[b].pos ? [this.pos[0] + this.outputs[b].pos[0], this.pos[1] + this.outputs[b].pos[1]] : + this.flags.horizontal ? a ? [this.pos[0] + this.size[0] / this.inputs.length * (b + 0.5), this.pos[1] - k.NODE_TITLE_HEIGHT] : [this.pos[0] + this.size[0] / this.outputs.length * (b + 0.5), this.pos[1] + this.size[1]] : a ? [this.pos[0], this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)] : [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)]; + }; + h.prototype.alignToGrid = function() { + this.pos[0] = k.CANVAS_GRID_SIZE * Math.round(this.pos[0] / k.CANVAS_GRID_SIZE); + this.pos[1] = k.CANVAS_GRID_SIZE * Math.round(this.pos[1] / k.CANVAS_GRID_SIZE); + }; + h.prototype.trace = function(a) { + this.console || (this.console = []); + this.console.push(a); + this.console.length > h.MAX_CONSOLE && this.console.shift(); + this.graph.onNodeTrace(this, a); + }; + h.prototype.setDirtyCanvas = function(a, b) { + this.graph && this.graph.sendActionToCanvas("setDirty", [a, b]); + }; + h.prototype.loadImage = function(a) { + var b = new Image; + b.src = k.node_images_path + a; + b.ready = !1; + var e = this; + b.onload = function() { + this.ready = !0; + e.setDirtyCanvas(!0); + }; + return b; + }; + h.prototype.captureInput = function(a) { + if (this.graph && this.graph.list_of_graphcanvas) { + for (var b = this.graph.list_of_graphcanvas, e = 0; e < b.length; ++e) { + var c = b[e]; + if (a || c.node_capturing_input == this) { + c.node_capturing_input = a ? this : null; + } + } + } + }; + h.prototype.collapse = function(a) { + this.graph._version++; + if (!1 !== this.constructor.collapsable || a) { + this.flags.collapsed = this.flags.collapsed ? !1 : !0, this.setDirtyCanvas(!0, !0); + } + }; + h.prototype.pin = function(a) { + this.graph._version++; + this.flags.pinned = void 0 === a ? !this.flags.pinned : a; + }; + h.prototype.localToScreen = function(a, b, e) { + return [(a + this.pos[0]) * e.scale + e.offset[0], (b + this.pos[1]) * e.scale + e.offset[1]]; + }; + u.LGraphGroup = k.LGraphGroup = n; + n.prototype._ctor = function(a) { + this.title = a || "Group"; + this._bounding = new Float32Array([10, 10, 140, 80]); + this._pos = this._bounding.subarray(0, 2); + this._size = this._bounding.subarray(2, 4); + this._nodes = []; + this.color = d.node_colors.pale_blue ? d.node_colors.pale_blue.groupcolor : "#AAA"; + this.graph = null; + Object.defineProperty(this, "pos", {set:function(a) { + !a || 2 > a.length || (this._pos[0] = a[0], this._pos[1] = a[1]); + }, get:function() { + return this._pos; + }, enumerable:!0}); + Object.defineProperty(this, "size", {set:function(a) { + !a || 2 > a.length || (this._size[0] = Math.max(140, a[0]), this._size[1] = Math.max(80, a[1])); + }, get:function() { + return this._size; + }, enumerable:!0}); + }; + n.prototype.configure = function(a) { + this.title = a.title; + this._bounding.set(a.bounding); + this.color = a.color; + }; + n.prototype.serialize = function() { + var a = this._bounding; + return {title:this.title, bounding:[a[0], a[1], a[2], a[3]], color:this.color}; + }; + n.prototype.move = function(a, b, e) { + this._pos[0] += a; + this._pos[1] += b; + if (!e) { + for (e = 0; e < this._nodes.length; ++e) { + var c = this._nodes[e]; + c.pos[0] += a; + c.pos[1] += b; + } + } + }; + n.prototype.recomputeInsideNodes = function() { + this._nodes.length = 0; + for (var a = this.graph._nodes, b = new Float32Array(4), e = 0; e < a.length; ++e) { + var c = a[e]; + c.getBounding(b); + v(this._bounding, b) && this._nodes.push(c); + } + }; + n.prototype.isPointInside = h.prototype.isPointInside; + n.prototype.setDirtyCanvas = h.prototype.setDirtyCanvas; + u.LGraphCanvas = k.LGraphCanvas = d; + d.link_type_colors = {"-1":"#F85", number:"#AAC", node:"#DCA"}; + d.gradients = {}; + d.prototype.clear = function() { + this.fps = this.render_time = this.last_draw_time = this.frame = 0; + this.scale = 1; + this.offset = [0, 0]; + this.dragging_rectangle = null; + this.selected_nodes = {}; + this.selected_group = null; + this.visible_nodes = []; + this.connecting_node = this.node_capturing_input = this.node_over = this.node_dragged = null; + this.highlighted_links = {}; + this.dirty_bgcanvas = this.dirty_canvas = !0; + this.node_widget = this.node_in_panel = this.dirty_area = null; + this.last_mouse = [0, 0]; + this.last_mouseclick = 0; + if (this.onClear) { + this.onClear(); + } + }; + d.prototype.setGraph = function(a, b) { + this.graph != a && (b || this.clear(), !a && this.graph ? this.graph.detachCanvas(this) : (a.attachCanvas(this), this.setDirty(!0, !0))); + }; + d.prototype.openSubgraph = function(a) { + if (!a) { + throw "graph cannot be null"; + } + if (this.graph == a) { + throw "graph cannot be the same"; + } + this.clear(); + this.graph && (this._graph_stack || (this._graph_stack = []), this._graph_stack.push(this.graph)); + a.attachCanvas(this); + this.setDirty(!0, !0); + }; + d.prototype.closeSubgraph = function() { + if (this._graph_stack && 0 != this._graph_stack.length) { + var a = this._graph_stack.pop(); + this.selected_nodes = {}; + this.highlighted_links = {}; + a.attachCanvas(this); + this.setDirty(!0, !0); + } + }; + d.prototype.setCanvas = function(a, b) { + if (a && a.constructor === String && (a = document.getElementById(a), !a)) { + throw "Error creating LiteGraph canvas: Canvas not found"; + } + if (a !== this.canvas && (!a && this.canvas && (b || this.unbindEvents()), this.canvas = a)) { + a.className += " lgraphcanvas"; + a.data = this; + this.bgcanvas = null; + this.bgcanvas || (this.bgcanvas = document.createElement("canvas"), this.bgcanvas.width = this.canvas.width, this.bgcanvas.height = this.canvas.height); + if (null == a.getContext) { + if ("canvas" != a.localName) { + throw "Element supplied for LGraphCanvas must be a element, you passed a " + a.localName; + } + throw "This browser doesnt support Canvas"; + } + null == (this.ctx = a.getContext("2d")) && (a.webgl_enabled || console.warn("This canvas seems to be WebGL, enabling WebGL renderer"), this.enableWebGL()); + this._mousemove_callback = this.processMouseMove.bind(this); + this._mouseup_callback = this.processMouseUp.bind(this); + b || this.bindEvents(); + } + }; + d.prototype._doNothing = function(a) { + a.preventDefault(); + return !1; + }; + d.prototype._doReturnTrue = function(a) { + a.preventDefault(); + return !0; + }; + d.prototype.bindEvents = function() { + if (this._events_binded) { + console.warn("LGraphCanvas: events already binded"); + } else { + var a = this.canvas, b = this.getCanvasWindow().document; + this._mousedown_callback = this.processMouseDown.bind(this); + this._mousewheel_callback = this.processMouseWheel.bind(this); + a.addEventListener("mousedown", this._mousedown_callback, !0); + a.addEventListener("mousemove", this._mousemove_callback); + a.addEventListener("mousewheel", this._mousewheel_callback, !1); + a.addEventListener("contextmenu", this._doNothing); + a.addEventListener("DOMMouseScroll", this._mousewheel_callback, !1); + a.addEventListener("touchstart", this.touchHandler, !0); + a.addEventListener("touchmove", this.touchHandler, !0); + a.addEventListener("touchend", this.touchHandler, !0); + a.addEventListener("touchcancel", this.touchHandler, !0); + this._key_callback = this.processKey.bind(this); + a.addEventListener("keydown", this._key_callback, !0); + b.addEventListener("keyup", this._key_callback, !0); + this._ondrop_callback = this.processDrop.bind(this); + a.addEventListener("dragover", this._doNothing, !1); + a.addEventListener("dragend", this._doNothing, !1); + a.addEventListener("drop", this._ondrop_callback, !1); + a.addEventListener("dragenter", this._doReturnTrue, !1); + this._events_binded = !0; + } + }; + d.prototype.unbindEvents = function() { + if (this._events_binded) { + var a = this.getCanvasWindow().document; + this.canvas.removeEventListener("mousedown", this._mousedown_callback); + this.canvas.removeEventListener("mousewheel", this._mousewheel_callback); + this.canvas.removeEventListener("DOMMouseScroll", this._mousewheel_callback); + this.canvas.removeEventListener("keydown", this._key_callback); + a.removeEventListener("keyup", this._key_callback); + this.canvas.removeEventListener("contextmenu", this._doNothing); + this.canvas.removeEventListener("drop", this._ondrop_callback); + this.canvas.removeEventListener("dragenter", this._doReturnTrue); + this.canvas.removeEventListener("touchstart", this.touchHandler); + this.canvas.removeEventListener("touchmove", this.touchHandler); + this.canvas.removeEventListener("touchend", this.touchHandler); + this.canvas.removeEventListener("touchcancel", this.touchHandler); + this._ondrop_callback = this._key_callback = this._mousewheel_callback = this._mousedown_callback = null; + this._events_binded = !1; + } else { + console.warn("LGraphCanvas: no events binded"); + } + }; + d.getFileExtension = function(a) { + var b = a.indexOf("?"); + -1 != b && (a = a.substr(0, b)); + b = a.lastIndexOf("."); + return -1 == b ? "" : a.substr(b + 1).toLowerCase(); + }; + d.prototype.enableWebGL = function() { + this.gl = this.ctx = enableWebGLCanvas(this.canvas); + this.ctx.webgl = !0; + this.bgcanvas = this.canvas; + this.bgctx = this.gl; + this.canvas.webgl_enabled = !0; + }; + d.prototype.setDirty = function(a, b) { + a && (this.dirty_canvas = !0); + b && (this.dirty_bgcanvas = !0); + }; + d.prototype.getCanvasWindow = function() { + if (!this.canvas) { + return window; + } + var a = this.canvas.ownerDocument; + return a.defaultView || a.parentWindow; + }; + d.prototype.startRendering = function() { + function a() { + this.pause_rendering || this.draw(); + var b = this.getCanvasWindow(); + this.is_rendering && b.requestAnimationFrame(a.bind(this)); + } + this.is_rendering || (this.is_rendering = !0, a.call(this)); + }; + d.prototype.stopRendering = function() { + this.is_rendering = !1; + }; + d.prototype.processMouseDown = function(a) { + if (this.graph) { + this.adjustMouseEvent(a); + var b = this.getCanvasWindow(); + d.active_canvas = this; + this.canvas.removeEventListener("mousemove", this._mousemove_callback); + b.document.addEventListener("mousemove", this._mousemove_callback, !0); + b.document.addEventListener("mouseup", this._mouseup_callback, !0); + var e = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes), c = !1, g = 300 > k.getTime() - this.last_mouseclick; + this.canvas_mouse[0] = a.canvasX; + this.canvas_mouse[1] = a.canvasY; + k.closeAllContextMenus(b); + if (1 == a.which) { + a.ctrlKey && (this.dragging_rectangle = new Float32Array(4), this.dragging_rectangle[0] = a.canvasX, this.dragging_rectangle[1] = a.canvasY, this.dragging_rectangle[2] = 1, this.dragging_rectangle[3] = 1, c = !0); + var l = !1; + if (e && this.allow_interaction && !c) { + this.live_mode || e.flags.pinned || this.bringToFront(e); + if (!this.connecting_node && !e.flags.collapsed && !this.live_mode) { + if (e.outputs) { + for (var p = 0, m = e.outputs.length; p < m; ++p) { + var f = e.outputs[p], x = e.getConnectionPos(!1, p); + if (t(a.canvasX, a.canvasY, x[0] - 10, x[1] - 5, 20, 10)) { + this.connecting_node = e; + this.connecting_output = f; + this.connecting_pos = e.getConnectionPos(!1, p); + this.connecting_slot = p; + if (g) { + if (e.onOutputDblClick) { + e.onOutputDblClick(p, a); + } + } else { + if (e.onOutputClick) { + e.onOutputClick(p, a); + } + } + c = !0; + break; + } + } + } + if (e.inputs) { + for (p = 0, m = e.inputs.length; p < m; ++p) { + if (f = e.inputs[p], x = e.getConnectionPos(!0, p), t(a.canvasX, a.canvasY, x[0] - 10, x[1] - 5, 20, 10)) { + if (g) { + if (e.onInputDblClick) { + e.onInputDblClick(p, a); + } + } else { + if (e.onInputClick) { + e.onInputClick(p, a); + } + } + null !== f.link && (e.disconnectInput(p), c = this.dirty_bgcanvas = !0); + } + } + } + !c && !1 !== e.flags.resizable && t(a.canvasX, a.canvasY, e.pos[0] + e.size[0] - 5, e.pos[1] + e.size[1] - 5, 5, 5) && (this.resizing_node = e, this.canvas.style.cursor = "se-resize", c = !0); + } + !c && t(a.canvasX, a.canvasY, e.pos[0], e.pos[1] - k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT) && (e.collapse(), c = !0); + if (!c) { + p = !1; + if (m = this.processNodeWidgets(e, this.canvas_mouse, a)) { + p = !0, this.node_widget = [e, m]; + } + if (g && this.selected_nodes[e.id]) { + if (e.onDblClick) { + e.onDblClick(a); + } + this.processNodeDblClicked(e); + p = !0; + } + e.onMouseDown && e.onMouseDown(a, [a.canvasX - e.pos[0], a.canvasY - e.pos[1]]) ? p = !0 : this.live_mode && (p = l = !0); + p || (this.allow_dragnodes && (this.node_dragged = e), this.selected_nodes[e.id] || this.processNodeSelected(e, a)); + this.dirty_canvas = !0; + } + } else { + this.selected_group = this.graph.getGroupOnPos(a.canvasX, a.canvasY), this.selected_group_resizing = !1, this.selected_group && (a.ctrlKey && (this.dragging_rectangle = null), 10 > q([a.canvasX, a.canvasY], [this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1]]) * this.scale ? this.selected_group_resizing = !0 : this.selected_group.recomputeInsideNodes()), g && this.showSearchBox(a), l = !0; + } + !c && l && this.allow_dragcanvas && (this.dragging_canvas = !0); + } else { + 2 != a.which && 3 == a.which && this.processContextMenu(e, a); + } + this.last_mouse[0] = a.localX; + this.last_mouse[1] = a.localY; + this.last_mouseclick = k.getTime(); + this.graph.change(); + (!b.document.activeElement || "input" != b.document.activeElement.nodeName.toLowerCase() && "textarea" != b.document.activeElement.nodeName.toLowerCase()) && a.preventDefault(); + a.stopPropagation(); + if (this.onMouseDown) { + this.onMouseDown(a); + } + return !1; + } + }; + d.prototype.processMouseMove = function(a) { + this.autoresize && this.resize(); + if (this.graph) { + d.active_canvas = this; + this.adjustMouseEvent(a); + var b = [a.localX, a.localY], e = [b[0] - this.last_mouse[0], b[1] - this.last_mouse[1]]; + this.last_mouse = b; + this.canvas_mouse[0] = a.canvasX; + this.canvas_mouse[1] = a.canvasY; + this.node_widget && (this.processNodeWidgets(this.node_widget[0], this.canvas_mouse, a, this.node_widget[1]), this.dirty_canvas = !0); + if (this.dragging_rectangle) { + this.dragging_rectangle[2] = a.canvasX - this.dragging_rectangle[0], this.dragging_rectangle[3] = a.canvasY - this.dragging_rectangle[1], this.dirty_canvas = !0; + } else { + if (this.selected_group) { + this.selected_group_resizing ? this.selected_group.size = [a.canvasX - this.selected_group.pos[0], a.canvasY - this.selected_group.pos[1]] : (this.selected_group.move(e[0] / this.scale, e[1] / this.scale, a.ctrlKey), this.selected_group._nodes.length && (this.dirty_canvas = !0)), this.dirty_bgcanvas = !0; + } else { + if (this.dragging_canvas) { + this.offset[0] += e[0] / this.scale, this.offset[1] += e[1] / this.scale, this.dirty_bgcanvas = this.dirty_canvas = !0; + } else { + if (this.allow_interaction) { + this.connecting_node && (this.dirty_canvas = !0); + var c = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes); + b = 0; + for (var g = this.graph._nodes.length; b < g; ++b) { + if (this.graph._nodes[b].mouseOver && c != this.graph._nodes[b]) { + this.graph._nodes[b].mouseOver = !1; + if (this.node_over && this.node_over.onMouseLeave) { + this.node_over.onMouseLeave(a); + } + this.node_over = null; + this.dirty_canvas = !0; + } + } + if (c) { + if (!c.mouseOver && (c.mouseOver = !0, this.node_over = c, this.dirty_canvas = !0, c.onMouseEnter)) { + c.onMouseEnter(a); + } + if (c.onMouseMove) { + c.onMouseMove(a); + } + if (this.connecting_node && (g = this._highlight_input || [0, 0], !this.isOverNodeBox(c, a.canvasX, a.canvasY))) { + var l = this.isOverNodeInput(c, a.canvasX, a.canvasY, g); + -1 != l && c.inputs[l] ? k.isValidConnection(this.connecting_output.type, c.inputs[l].type) && (this._highlight_input = g) : this._highlight_input = null; + } + this.canvas && (t(a.canvasX, a.canvasY, c.pos[0] + c.size[0] - 5, c.pos[1] + c.size[1] - 5, 5, 5) ? this.canvas.style.cursor = "se-resize" : this.canvas.style.cursor = null); + } else { + this.canvas && (this.canvas.style.cursor = null); + } + if (this.node_capturing_input && this.node_capturing_input != c && this.node_capturing_input.onMouseMove) { + this.node_capturing_input.onMouseMove(a); + } + if (this.node_dragged && !this.live_mode) { + for (b in this.selected_nodes) { + c = this.selected_nodes[b], c.pos[0] += e[0] / this.scale, c.pos[1] += e[1] / this.scale; + } + this.dirty_bgcanvas = this.dirty_canvas = !0; + } + this.resizing_node && !this.live_mode && (this.resizing_node.size[0] = a.canvasX - this.resizing_node.pos[0], this.resizing_node.size[1] = a.canvasY - this.resizing_node.pos[1], e = Math.max(this.resizing_node.inputs ? this.resizing_node.inputs.length : 0, this.resizing_node.outputs ? this.resizing_node.outputs.length : 0) * k.NODE_SLOT_HEIGHT + (this.resizing_node.widgets ? this.resizing_node.widgets.length : 0) * (k.NODE_WIDGET_HEIGHT + 4) + 4, this.resizing_node.size[1] < e && (this.resizing_node.size[1] = + e), this.resizing_node.size[0] < k.NODE_MIN_WIDTH && (this.resizing_node.size[0] = k.NODE_MIN_WIDTH), this.canvas.style.cursor = "se-resize", this.dirty_bgcanvas = this.dirty_canvas = !0); + } + } + } + } + a.preventDefault(); + return !1; + } + }; + d.prototype.processMouseUp = function(a) { + if (this.graph) { + var b = this.getCanvasWindow().document; + d.active_canvas = this; + b.removeEventListener("mousemove", this._mousemove_callback, !0); + this.canvas.addEventListener("mousemove", this._mousemove_callback, !0); + b.removeEventListener("mouseup", this._mouseup_callback, !0); + this.adjustMouseEvent(a); + b = k.getTime(); + a.click_time = b - this.last_mouseclick; + if (1 == a.which) { + if (this.selected_group = this.node_widget = null, this.selected_group_resizing = !1, this.dragging_rectangle) { + if (this.graph) { + var c = this.graph._nodes, m = new Float32Array(4); + this.deselectAllNodes(); + 0 > this.dragging_rectangle[2] && (this.dragging_rectangle[0] += this.dragging_rectangle[2]); + 0 > this.dragging_rectangle[3] && (this.dragging_rectangle[1] += this.dragging_rectangle[3]); + this.dragging_rectangle[2] = Math.abs(this.dragging_rectangle[2] * this.scale); + this.dragging_rectangle[3] = Math.abs(this.dragging_rectangle[3] * this.scale); + for (var g = 0; g < c.length; ++g) { + b = c[g], b.getBounding(m), v(this.dragging_rectangle, m) && this.selectNode(b, !0); + } + } + this.dragging_rectangle = null; + } else { + if (this.connecting_node) { + this.dirty_bgcanvas = this.dirty_canvas = !0; + if (b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes)) { + this.connecting_output.type == k.EVENT && this.isOverNodeBox(b, a.canvasX, a.canvasY) ? this.connecting_node.connect(this.connecting_slot, b, k.EVENT) : (c = this.isOverNodeInput(b, a.canvasX, a.canvasY), -1 != c ? this.connecting_node.connect(this.connecting_slot, b, c) : (c = b.getInputInfo(0), this.connecting_output.type == k.EVENT ? this.connecting_node.connect(this.connecting_slot, b, k.EVENT) : c && !c.link && k.isValidConnection(c.type && this.connecting_output.type) && this.connecting_node.connect(this.connecting_slot, + b, 0))); + } + this.connecting_node = this.connecting_pos = this.connecting_output = null; + this.connecting_slot = -1; + } else { + if (this.resizing_node) { + this.dirty_bgcanvas = this.dirty_canvas = !0, this.resizing_node = null; + } else { + if (this.node_dragged) { + this.dirty_bgcanvas = this.dirty_canvas = !0, this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]), this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]), this.graph.config.align_to_grid && this.node_dragged.alignToGrid(), this.node_dragged = null; + } else { + b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes); + !b && 300 > a.click_time && this.deselectAllNodes(); + this.dirty_canvas = !0; + this.dragging_canvas = !1; + if (this.node_over && this.node_over.onMouseUp) { + this.node_over.onMouseUp(a, [a.canvasX - this.node_over.pos[0], a.canvasY - this.node_over.pos[1]]); + } + if (this.node_capturing_input && this.node_capturing_input.onMouseUp) { + this.node_capturing_input.onMouseUp(a, [a.canvasX - this.node_capturing_input.pos[0], a.canvasY - this.node_capturing_input.pos[1]]); + } + } + } + } + } + } else { + 2 == a.which ? (this.dirty_canvas = !0, this.dragging_canvas = !1) : 3 == a.which && (this.dirty_canvas = !0, this.dragging_canvas = !1); + } + this.graph.change(); + a.stopPropagation(); + a.preventDefault(); + return !1; + } + }; + d.prototype.processMouseWheel = function(a) { + if (this.graph && this.allow_dragcanvas) { + var b = null != a.wheelDeltaY ? a.wheelDeltaY : -60 * a.detail; + this.adjustMouseEvent(a); + var c = this.scale; + 0 < b ? c *= 1.1 : 0 > b && (c *= 1 / 1.1); + this.setZoom(c, [a.localX, a.localY]); + this.graph.change(); + a.preventDefault(); + return !1; + } + }; + d.prototype.isOverNodeBox = function(a, b, c) { + var e = k.NODE_TITLE_HEIGHT; + return t(b, c, a.pos[0] + 2, a.pos[1] + 2 - e, e - 4, e - 4) ? !0 : !1; + }; + d.prototype.isOverNodeInput = function(a, b, c, d) { + if (a.inputs) { + for (var e = 0, l = a.inputs.length; e < l; ++e) { + var p = a.getConnectionPos(!0, e); + if (t(b, c, p[0] - 10, p[1] - 5, 20, 10)) { + return d && (d[0] = p[0], d[1] = p[1]), e; + } + } + } + return -1; + }; + d.prototype.processKey = function(a) { + if (this.graph) { + var b = !1; + if ("input" != a.target.localName) { + if ("keydown" == a.type) { + 32 == a.keyCode && (b = this.dragging_canvas = !0); + 65 == a.keyCode && a.ctrlKey && (this.selectNodes(), b = !0); + "KeyC" == a.code && (a.metaKey || a.ctrlKey) && !a.shiftKey && this.selected_nodes && (this.copyToClipboard(), b = !0); + "KeyV" != a.code || !a.metaKey && !a.ctrlKey || a.shiftKey || this.pasteFromClipboard(); + if (46 == a.keyCode || 8 == a.keyCode) { + this.deleteSelectedNodes(), b = !0; + } + if (this.selected_nodes) { + for (var c in this.selected_nodes) { + if (this.selected_nodes[c].onKeyDown) { + this.selected_nodes[c].onKeyDown(a); + } + } + } + } else { + if ("keyup" == a.type && (32 == a.keyCode && (this.dragging_canvas = !1), this.selected_nodes)) { + for (c in this.selected_nodes) { + if (this.selected_nodes[c].onKeyUp) { + this.selected_nodes[c].onKeyUp(a); + } + } + } + } + this.graph.change(); + if (b) { + return a.preventDefault(), !1; + } + } + } + }; + d.prototype.copyToClipboard = function() { + var a = {nodes:[], links:[]}, b = 0, c = [], d; + for (d in this.selected_nodes) { + var g = this.selected_nodes[d]; + g._relative_id = b; + c.push(g); + b += 1; + } + for (d = 0; d < c.length; ++d) { + if (g = c[d], a.nodes.push(g.clone().serialize()), g.inputs && g.inputs.length) { + for (b = 0; b < g.inputs.length; ++b) { + var l = g.inputs[b]; + if (l && null != l.link && (l = this.graph.links[l.link])) { + var p = this.graph.getNodeById(l.origin_id); + p && this.selected_nodes[p.id] && a.links.push([p._relative_id, b, g._relative_id, l.target_slot]); + } + } + } + } + localStorage.setItem("litegrapheditor_clipboard", JSON.stringify(a)); + }; + d.prototype.pasteFromClipboard = function() { + var a = localStorage.getItem("litegrapheditor_clipboard"); + if (a) { + a = JSON.parse(a); + for (var b = [], c = 0; c < a.nodes.length; ++c) { + var d = a.nodes[c], g = k.createNode(d.type); + g && (g.configure(d), g.pos[0] += 5, g.pos[1] += 5, this.graph.add(g), b.push(g)); + } + for (c = 0; c < a.links.length; ++c) { + d = a.links[c], b[d[0]].connect(d[1], b[d[2]], d[3]); + } + this.selectNodes(b); + } + }; + d.prototype.processDrop = function(a) { + a.preventDefault(); + this.adjustMouseEvent(a); + var b = [a.canvasX, a.canvasY], c = this.graph.getNodeOnPos(b[0], b[1]); + if (c) { + if ((c.onDropFile || c.onDropData) && (b = a.dataTransfer.files) && b.length) { + for (var k = 0; k < b.length; k++) { + var g = a.dataTransfer.files[0], l = g.name; + d.getFileExtension(l); + if (c.onDropFile) { + c.onDropFile(g); + } + if (c.onDropData) { + var p = new FileReader; + p.onload = function(a) { + c.onDropData(a.target.result, l, g); + }; + var m = g.type.split("/")[0]; + "text" == m || "" == m ? p.readAsText(g) : "image" == m ? p.readAsDataURL(g) : p.readAsArrayBuffer(g); + } + } + } + return c.onDropItem && c.onDropItem(event) ? !0 : this.onDropItem ? this.onDropItem(event) : !1; + } + b = null; + this.onDropItem && (b = this.onDropItem(event)); + b || this.checkDropItem(a); + }; + d.prototype.checkDropItem = function(a) { + if (a.dataTransfer.files.length) { + var b = a.dataTransfer.files[0], c = d.getFileExtension(b.name).toLowerCase(); + if (c = k.node_types_by_file_extension[c]) { + if (c = k.createNode(c.type), c.pos = [a.canvasX, a.canvasY], this.graph.add(c), c.onDropFile) { + c.onDropFile(b); + } + } + } + }; + d.prototype.processNodeDblClicked = function(a) { + if (this.onShowNodePanel) { + this.onShowNodePanel(a); + } + if (this.onNodeDblClicked) { + this.onNodeDblClicked(a); + } + this.setDirty(!0); + }; + d.prototype.processNodeSelected = function(a, b) { + this.selectNode(a, b && b.shiftKey); + if (this.onNodeSelected) { + this.onNodeSelected(a); + } + }; + d.prototype.processNodeDeselected = function(a) { + this.deselectNode(a); + if (this.onNodeDeselected) { + this.onNodeDeselected(a); + } + }; + d.prototype.selectNode = function(a, b) { + null == a ? this.deselectAllNodes() : this.selectNodes([a], b); + }; + d.prototype.selectNodes = function(a, b) { + b || this.deselectAllNodes(); + a = a || this.graph._nodes; + for (b = 0; b < a.length; ++b) { + var c = a[b]; + if (!c.selected) { + if (!c.selected && c.onSelected) { + c.onSelected(); + } + c.selected = !0; + this.selected_nodes[c.id] = c; + if (c.inputs) { + for (var d = 0; d < c.inputs.length; ++d) { + this.highlighted_links[c.inputs[d].link] = !0; + } + } + if (c.outputs) { + for (d = 0; d < c.outputs.length; ++d) { + var g = c.outputs[d]; + if (g.links) { + for (var l = 0; l < g.links.length; ++l) { + this.highlighted_links[g.links[l]] = !0; + } + } + } + } + } + } + this.setDirty(!0); + }; + d.prototype.deselectNode = function(a) { + if (a.selected) { + if (a.onDeselected) { + a.onDeselected(); + } + a.selected = !1; + if (a.inputs) { + for (var b = 0; b < a.inputs.length; ++b) { + delete this.highlighted_links[a.inputs[b].link]; + } + } + if (a.outputs) { + for (b = 0; b < a.outputs.length; ++b) { + var c = a.outputs[b]; + if (c.links) { + for (var d = 0; d < c.links.length; ++d) { + delete this.highlighted_links[c.links[d]]; + } + } + } + } + } + }; + d.prototype.deselectAllNodes = function() { + if (this.graph) { + for (var a = this.graph._nodes, b = 0, c = a.length; b < c; ++b) { + var d = a[b]; + if (d.selected) { + if (d.onDeselected) { + d.onDeselected(); + } + d.selected = !1; + } + } + this.selected_nodes = {}; + this.highlighted_links = {}; + this.setDirty(!0); + } + }; + d.prototype.deleteSelectedNodes = function() { + for (var a in this.selected_nodes) { + this.graph.remove(this.selected_nodes[a]); + } + this.selected_nodes = {}; + this.highlighted_links = {}; + this.setDirty(!0); + }; + d.prototype.centerOnNode = function(a) { + this.offset[0] = -a.pos[0] - 0.5 * a.size[0] + 0.5 * this.canvas.width / this.scale; + this.offset[1] = -a.pos[1] - 0.5 * a.size[1] + 0.5 * this.canvas.height / this.scale; + this.setDirty(!0, !0); + }; + d.prototype.adjustMouseEvent = function(a) { + if (this.canvas) { + var b = this.canvas.getBoundingClientRect(); + a.localX = a.pageX - b.left; + a.localY = a.pageY - b.top; + } else { + a.localX = a.pageX, a.localY = a.pageY; + } + a.deltaX = a.localX - this.last_mouse_position[0]; + a.deltaY = a.localY - this.last_mouse_position[1]; + this.last_mouse_position[0] = a.localX; + this.last_mouse_position[1] = a.localY; + a.canvasX = a.localX / this.scale - this.offset[0]; + a.canvasY = a.localY / this.scale - this.offset[1]; + }; + d.prototype.setZoom = function(a, b) { + !b && this.canvas && (b = [0.5 * this.canvas.width, 0.5 * this.canvas.height]); + var c = this.convertOffsetToCanvas(b); + this.scale = a; + this.scale > this.max_zoom ? this.scale = this.max_zoom : this.scale < this.min_zoom && (this.scale = this.min_zoom); + a = this.convertOffsetToCanvas(b); + c = [a[0] - c[0], a[1] - c[1]]; + this.offset[0] += c[0]; + this.offset[1] += c[1]; + this.dirty_bgcanvas = this.dirty_canvas = !0; + }; + d.prototype.convertOffsetToCanvas = function(a, b) { + b = b || []; + b[0] = a[0] / this.scale - this.offset[0]; + b[1] = a[1] / this.scale - this.offset[1]; + return b; + }; + d.prototype.convertCanvasToOffset = function(a, b) { + b = b || []; + b[0] = (a[0] + this.offset[0]) * this.scale; + b[1] = (a[1] + this.offset[1]) * this.scale; + return b; + }; + d.prototype.convertEventToCanvas = function(a) { + var b = this.canvas.getBoundingClientRect(); + return this.convertOffsetToCanvas([a.pageX - b.left, a.pageY - b.top]); + }; + d.prototype.bringToFront = function(a) { + var b = this.graph._nodes.indexOf(a); + -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.push(a)); + }; + d.prototype.sendToBack = function(a) { + var b = this.graph._nodes.indexOf(a); + -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.unshift(a)); + }; + var m = new Float32Array(4); + d.prototype.computeVisibleNodes = function(a, b) { + b = b || []; + b.length = 0; + a = a || this.graph._nodes; + for (var c = 0, d = a.length; c < d; ++c) { + var g = a[c]; + (!this.live_mode || g.onDrawBackground || g.onDrawForeground) && v(this.visible_area, g.getBounding(m)) && b.push(g); + } + return b; + }; + d.prototype.draw = function(a, b) { + if (this.canvas) { + var c = k.getTime(); + this.render_time = 0.001 * (c - this.last_draw_time); + this.last_draw_time = c; + if (this.graph) { + var d = [-this.offset[0], -this.offset[1]], g = [d[0] + this.canvas.width / this.scale, d[1] + this.canvas.height / this.scale]; + this.visible_area = new Float32Array([d[0], d[1], g[0] - d[0], g[1] - d[1]]); + } + (this.dirty_bgcanvas || b || this.always_render_background || this.graph && this.graph._last_trigger_time && 1000 > c - this.graph._last_trigger_time) && this.drawBackCanvas(); + (this.dirty_canvas || a) && this.drawFrontCanvas(); + this.fps = this.render_time ? 1.0 / this.render_time : 0; + this.frame += 1; + } + }; + d.prototype.drawFrontCanvas = function() { + this.dirty_canvas = !1; + this.ctx || (this.ctx = this.bgcanvas.getContext("2d")); + var a = this.ctx; + if (a) { + a.start2D && a.start2D(); + var b = this.canvas; + a.restore(); + a.setTransform(1, 0, 0, 1, 0, 0); + this.dirty_area && (a.save(), a.beginPath(), a.rect(this.dirty_area[0], this.dirty_area[1], this.dirty_area[2], this.dirty_area[3]), a.clip()); + this.clear_background && a.clearRect(0, 0, b.width, b.height); + this.bgcanvas == this.canvas ? this.drawBackCanvas() : a.drawImage(this.bgcanvas, 0, 0); + if (this.onRender) { + this.onRender(b, a); + } + this.show_info && this.renderInfo(a); + if (this.graph) { + a.save(); + a.scale(this.scale, this.scale); + a.translate(this.offset[0], this.offset[1]); + b = this.computeVisibleNodes(null, this.visible_nodes); + for (var c = 0; c < b.length; ++c) { + var d = b[c]; + a.save(); + a.translate(d.pos[0], d.pos[1]); + this.drawNode(d, a); + a.restore(); + } + this.render_execution_order && this.drawExecutionOrder(a); + this.graph.config.links_ontop && (this.live_mode || this.drawConnections(a)); + if (null != this.connecting_pos) { + a.lineWidth = this.connections_width; + switch(this.connecting_output.type) { + case k.EVENT: + b = k.EVENT_LINK_COLOR; + break; + default: + b = k.CONNECTING_LINK_COLOR; + } + this.renderLink(a, this.connecting_pos, [this.canvas_mouse[0], this.canvas_mouse[1]], null, !1, null, b, this.connecting_output.dir || (this.connecting_node.flags.horizontal ? k.DOWN : k.RIGHT), k.CENTER); + a.beginPath(); + this.connecting_output.type === k.EVENT || this.connecting_output.shape === k.BOX_SHAPE ? a.rect(this.connecting_pos[0] - 6 + 0.5, this.connecting_pos[1] - 5 + 0.5, 14, 10) : a.arc(this.connecting_pos[0], this.connecting_pos[1], 4, 0, 2 * Math.PI); + a.fill(); + a.fillStyle = "#ffcc00"; + this._highlight_input && (a.beginPath(), a.arc(this._highlight_input[0], this._highlight_input[1], 6, 0, 2 * Math.PI), a.fill()); + } + this.dragging_rectangle && (a.strokeStyle = "#FFF", a.strokeRect(this.dragging_rectangle[0], this.dragging_rectangle[1], this.dragging_rectangle[2], this.dragging_rectangle[3])); + a.restore(); + } + this.dirty_area && a.restore(); + a.finish2D && a.finish2D(); + } + }; + d.prototype.renderInfo = function(a, b, c) { + b = b || 0; + c = c || 0; + a.save(); + a.translate(b, c); + a.font = "10px Arial"; + a.fillStyle = "#888"; + this.graph ? (a.fillText("T: " + this.graph.globaltime.toFixed(2) + "s", 5, 13), a.fillText("I: " + this.graph.iteration, 5, 26), a.fillText("V: " + this.graph._version, 5, 39), a.fillText("FPS:" + this.fps.toFixed(2), 5, 52)) : a.fillText("No graph selected", 5, 13); + a.restore(); + }; + d.prototype.drawBackCanvas = function() { + var a = this.bgcanvas; + if (a.width != this.canvas.width || a.height != this.canvas.height) { + a.width = this.canvas.width, a.height = this.canvas.height; + } + this.bgctx || (this.bgctx = this.bgcanvas.getContext("2d")); + var b = this.bgctx; + b.start && b.start(); + this.clear_background && b.clearRect(0, 0, a.width, a.height); + this._graph_stack && this._graph_stack.length && (b.strokeStyle = this._graph_stack[this._graph_stack.length - 1].bgcolor, b.lineWidth = 10, b.strokeRect(1, 1, a.width - 2, a.height - 2), b.lineWidth = 1); + var c = !1; + this.onRenderBackground && (c = this.onRenderBackground(a, b)); + b.restore(); + b.setTransform(1, 0, 0, 1, 0, 0); + if (this.graph) { + b.save(); + b.scale(this.scale, this.scale); + b.translate(this.offset[0], this.offset[1]); + if (this.background_image && 0.5 < this.scale && !c) { + b.globalAlpha = this.zoom_modify_alpha ? (1.0 - 0.5 / this.scale) * this.editor_alpha : this.editor_alpha; + b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !1; + if (!this._bg_img || this._bg_img.name != this.background_image) { + this._bg_img = new Image; + this._bg_img.name = this.background_image; + this._bg_img.src = this.background_image; + var d = this; + this._bg_img.onload = function() { + d.draw(!0, !0); + }; + } + c = null; + null == this._pattern && 0 < this._bg_img.width ? (c = b.createPattern(this._bg_img, "repeat"), this._pattern_img = this._bg_img, this._pattern = c) : c = this._pattern; + c && (b.fillStyle = c, b.fillRect(this.visible_area[0], this.visible_area[1], this.visible_area[2], this.visible_area[3]), b.fillStyle = "transparent"); + b.globalAlpha = 1.0; + b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !0; + } + this.graph._groups.length && !this.live_mode && this.drawGroups(a, b); + if (this.onBackgroundRender) { + this.onBackgroundRender(a, b); + } + this.render_canvas_border && (b.strokeStyle = "#235", b.strokeRect(0, 0, a.width, a.height)); + this.render_connections_shadows ? (b.shadowColor = "#000", b.shadowOffsetX = 0, b.shadowOffsetY = 0, b.shadowBlur = 6) : b.shadowColor = "rgba(0,0,0,0)"; + this.live_mode || this.drawConnections(b); + b.shadowColor = "rgba(0,0,0,0)"; + b.restore(); + } + b.finish && b.finish(); + this.dirty_bgcanvas = !1; + this.dirty_canvas = !0; + }; + var c = new Float32Array(2); + d.prototype.drawNode = function(a, b) { + this.current_node = a; + var e = a.color || a.constructor.color || k.NODE_DEFAULT_COLOR, d = a.bgcolor || a.constructor.bgcolor || k.NODE_DEFAULT_BGCOLOR; + if (this.live_mode) { + if (!a.flags.collapsed && (b.shadowColor = "transparent", a.onDrawForeground)) { + a.onDrawForeground(b, this); + } + } else { + var g = this.editor_alpha; + b.globalAlpha = g; + this.render_shadows ? (b.shadowColor = k.DEFAULT_SHADOW_COLOR, b.shadowOffsetX = 2 * this.scale, b.shadowOffsetY = 2 * this.scale, b.shadowBlur = 3 * this.scale) : b.shadowColor = "transparent"; + if (!a.flags.collapsed || !a.onDrawCollaped || 1 != a.onDrawCollapsed(b, this)) { + var l = a._shape || k.BOX_SHAPE; + c.set(a.size); + if (a.flags.collapsed) { + b.font = this.inner_text_font; + var p = a.getTitle ? a.getTitle() : a.title; + a._collapsed_width = Math.min(a.size[0], b.measureText(p).width + 40); + c[0] = a._collapsed_width; + c[1] = 0; + } + a.flags.clip_area && (b.save(), b.beginPath(), l == k.BOX_SHAPE ? b.rect(0, 0, c[0], c[1]) : l == k.ROUND_SHAPE ? b.roundRect(0, 0, c[0], c[1], 10) : l == k.CIRCLE_SHAPE && b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0], 0, 2 * Math.PI), b.clip()); + this.drawNodeShape(a, b, c, e, d, a.selected, a.mouseOver); + b.shadowColor = "transparent"; + b.textAlign = a.flags.horizontal ? "center" : "left"; + b.font = this.inner_text_font; + e = 0.6 < this.scale; + d = this.connecting_output; + b.lineWidth = 1; + l = 0; + if (a.flags.collapsed) { + if (a.inputs) { + for (p = 0; p < a.inputs.length; p++) { + if (m = a.inputs[p], null != m.link) { + b.fillStyle = m.color_on || this.default_connection_color.input_on; + b.beginPath(); + m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(0.5, 4 - k.NODE_TITLE_HEIGHT + 0.5, 14, k.NODE_TITLE_HEIGHT - 8) : m.shape === k.ARROW_SHAPE ? (b.moveTo(8, -0.5 * k.NODE_TITLE_HEIGHT), b.lineTo(-4, -0.8 * k.NODE_TITLE_HEIGHT), b.lineTo(-4, -0.2 * k.NODE_TITLE_HEIGHT), b.closePath()) : b.arc(0, -0.5 * k.NODE_TITLE_HEIGHT, 4, 0, 2 * Math.PI); + b.fill(); + break; + } + } + } + if (a.outputs) { + for (p = 0; p < a.outputs.length; p++) { + m = a.outputs[p], m.links && m.links.length && (b.fillStyle = m.color_on || this.default_connection_color.output_on, b.strokeStyle = "black", b.beginPath(), m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(a._collapsed_width - 4 + 0.5, 4 - k.NODE_TITLE_HEIGHT + 0.5, 14, k.NODE_TITLE_HEIGHT - 8) : m.shape === k.ARROW_SHAPE ? (b.moveTo(a._collapsed_width + 6, -0.5 * k.NODE_TITLE_HEIGHT), b.lineTo(a._collapsed_width - 6, -0.8 * k.NODE_TITLE_HEIGHT), b.lineTo(a._collapsed_width - + 6, -0.2 * k.NODE_TITLE_HEIGHT), b.closePath()) : b.arc(a._collapsed_width, -0.5 * k.NODE_TITLE_HEIGHT, 4, 0, 2 * Math.PI), b.fill(), b.stroke()); + } + } + } else { + if (a.inputs) { + for (p = 0; p < a.inputs.length; p++) { + var m = a.inputs[p]; + b.globalAlpha = g; + this.connecting_node && k.isValidConnection(m.type && d.type) && (b.globalAlpha = 0.4 * g); + b.fillStyle = null != m.link ? m.color_on || this.default_connection_color.input_on : m.color_off || this.default_connection_color.input_off; + var f = a.getConnectionPos(!0, p); + f[0] -= a.pos[0]; + f[1] -= a.pos[1]; + l < f[1] + 0.5 * k.NODE_SLOT_HEIGHT && (l = f[1] + 0.5 * k.NODE_SLOT_HEIGHT); + b.beginPath(); + m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(f[0] - 6 + 0.5, f[1] - 5 + 0.5, 14, 10) : m.shape === k.ARROW_SHAPE ? (b.moveTo(f[0] + 8, f[1] + 0.5), b.lineTo(f[0] - 4, f[1] + 6 + 0.5), b.lineTo(f[0] - 4, f[1] - 6 + 0.5), b.closePath()) : b.arc(f[0], f[1], 4, 0, 2 * Math.PI); + b.fill(); + if (e) { + var x = null != m.label ? m.label : m.name; + x && (b.fillStyle = k.NODE_TEXT_COLOR, a.flags.horizontal || m.dir == k.UP ? b.fillText(x, f[0], f[1] - 10) : b.fillText(x, f[0] + 10, f[1] + 5)); + } + } + } + this.connecting_node && (b.globalAlpha = 0.4 * g); + b.textAlign = a.flags.horizontal ? "center" : "right"; + b.strokeStyle = "black"; + if (a.outputs) { + for (p = 0; p < a.outputs.length; p++) { + if (m = a.outputs[p], f = a.getConnectionPos(!1, p), f[0] -= a.pos[0], f[1] -= a.pos[1], l < f[1] + 0.5 * k.NODE_SLOT_HEIGHT && (l = f[1] + 0.5 * k.NODE_SLOT_HEIGHT), b.fillStyle = m.links && m.links.length ? m.color_on || this.default_connection_color.output_on : m.color_off || this.default_connection_color.output_off, b.beginPath(), m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(f[0] - 6 + 0.5, f[1] - 5 + 0.5, 14, 10) : m.shape === k.ARROW_SHAPE ? (b.moveTo(f[0] + 8, f[1] + + 0.5), b.lineTo(f[0] - 4, f[1] + 6 + 0.5), b.lineTo(f[0] - 4, f[1] - 6 + 0.5), b.closePath()) : b.arc(f[0], f[1], 4, 0, 2 * Math.PI), b.fill(), b.stroke(), e && (x = null != m.label ? m.label : m.name)) { + b.fillStyle = k.NODE_TEXT_COLOR, a.flags.horizontal || m.dir == k.DOWN ? b.fillText(x, f[0], f[1] - 8) : b.fillText(x, f[0] - 10, f[1] + 5); + } + } + } + b.textAlign = "left"; + b.globalAlpha = 1; + if (a.widgets) { + if (a.flags.horizontal || a.flags.widgets_up) { + l = 2; + } + this.drawNodeWidgets(a, l, b, this.node_widget && this.node_widget[0] == a ? this.node_widget[1] : null); + } + a.onDrawForeground && (a.gui_rects && (a.gui_rects.length = 0), a.onDrawForeground(b, this)); + } + a.flags.clip_area && b.restore(); + b.globalAlpha = 1.0; + } + } + }; + d.prototype.drawNodeShape = function(a, b, c, m, g, l, p) { + b.strokeStyle = m; + b.fillStyle = g; + g = k.NODE_TITLE_HEIGHT; + var e = a._shape || a.constructor.shape || k.BOX_SHAPE, f = a.constructor.title_mode, x = !0; + f == k.TRANSPARENT_TITLE ? x = !1 : f == k.AUTOHIDE_TITLE && p && (x = !0); + p = x ? -g : 0; + var n = c[0] + 1, h = x ? c[1] + g : c[1]; + a.flags.collapsed || (e == k.BOX_SHAPE || 0.5 > this.scale ? (b.beginPath(), b.rect(0, p, n, h), b.fill()) : e == k.ROUND_SHAPE || e == k.CARD_SHAPE ? (b.beginPath(), b.roundRect(0, p, n, h, this.round_radius, e == k.CARD_SHAPE ? 0 : this.round_radius), b.fill()) : e == k.CIRCLE_SHAPE && (b.beginPath(), b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0], 0, 2 * Math.PI), b.fill())); + b.shadowColor = "transparent"; + a.bgImage && a.bgImage.width && b.drawImage(a.bgImage, 0.5 * (c[0] - a.bgImage.width), 0.5 * (c[1] - a.bgImage.height)); + a.bgImageUrl && !a.bgImage && (a.bgImage = a.loadImage(a.bgImageUrl)); + a.onDrawBackground && (a.gui_rects && (a.gui_rects.length = 0), a.onDrawBackground(b, this)); + if (x || f == k.TRANSPARENT_TITLE) { + if (f != k.TRANSPARENT_TITLE) { + a.flags.collapsed && (b.shadowColor = k.DEFAULT_SHADOW_COLOR); + if (this.use_gradients) { + var q = d.gradients[m]; + q || (q = d.gradients[m] = b.createLinearGradient(0, 0, 400, 0), q.addColorStop(0, m), q.addColorStop(1, "#000")); + b.fillStyle = q; + } else { + b.fillStyle = m; + } + q = b.globalAlpha; + b.beginPath(); + if (e == k.BOX_SHAPE || 0.5 > this.scale) { + b.rect(0, -g, c[0] + 1, g), b.fill(); + } else { + if (e == k.ROUND_SHAPE || e == k.CARD_SHAPE) { + b.roundRect(0, -g, c[0] + 1, g, this.round_radius, a.flags.collapsed ? this.round_radius : 0), b.fill(); + } + } + b.shadowColor = "transparent"; + } + e == k.ROUND_SHAPE || e == k.CIRCLE_SHAPE || e == k.CARD_SHAPE ? (0.5 < this.scale && (b.fillStyle = "black", b.beginPath(), b.arc(0.5 * g, -0.5 * g, 0.5 * (g - 8), 0, 2 * Math.PI), b.fill()), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), b.arc(0.5 * g, -0.5 * g, 0.4 * (g - 8), 0, 2 * Math.PI), b.fill()) : (0.5 < this.scale && (b.fillStyle = "black", b.fillRect(4, -g + 4, g - 8, g - 8)), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.fillRect(5, -g + 5, g - 10, + g - 10)); + b.globalAlpha = q; + 0.5 < this.scale && (b.font = this.title_text_font, q = a.getTitle()) && (b.fillStyle = l ? "white" : a.constructor.title_text_color || this.node_title_color, a.flags.collapsed ? (b.textAlign = "center", x = b.measureText(q), b.fillText(q, g + 0.5 * x.width, 0.2 * -g), b.textAlign = "left") : (b.textAlign = "left", b.fillText(q, g, 0.2 * -g))); + } + l && (f == k.TRANSPARENT_TITLE && (p -= g, h += g), b.lineWidth = 1, b.globalAlpha = 0.8, b.beginPath(), e == k.BOX_SHAPE ? b.rect(-6, -6 + p, 12 + n, 12 + h) : e == k.ROUND_SHAPE || e == k.CARD_SHAPE && a.flags.collapsed ? b.roundRect(-6, -6 + p, 12 + n, 12 + h, 2 * this.round_radius) : e == k.CARD_SHAPE ? b.roundRect(-6, -6 + p, 12 + n, 12 + h, 2 * this.round_radius, 2) : e == k.CIRCLE_SHAPE && b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0] + 6, 0, 2 * Math.PI), b.strokeStyle = "#FFF", b.stroke(), + b.strokeStyle = m, b.globalAlpha = 1); + }; + d.prototype.drawConnections = function(a) { + var b = k.getTime(); + a.lineWidth = this.connections_width; + a.fillStyle = "#AAA"; + a.strokeStyle = "#AAA"; + a.globalAlpha = this.editor_alpha; + for (var c = 0, d = this.graph._nodes.length; c < d; ++c) { + var g = this.graph._nodes[c]; + if (g.inputs && g.inputs.length) { + for (var l = 0; l < g.inputs.length; ++l) { + var p = g.inputs[l]; + if (p && null != p.link && (p = this.graph.links[p.link])) { + var m = this.graph.getNodeById(p.origin_id); + if (null != m) { + var f = p.origin_slot; + var x = -1 == f ? [m.pos[0] + 10, m.pos[1] + 10] : m.getConnectionPos(!1, f); + var n = g.getConnectionPos(!0, l); + m = m.outputs[f].dir || (m.flags.horizontal ? k.DOWN : k.RIGHT); + f = g.inputs[l].dir || (g.flags.horizontal ? k.UP : k.LEFT); + this.renderLink(a, x, n, p, !1, 0, null, m, f); + if (p && p._last_time && 1000 > b - p._last_time) { + var h = 2.0 - 0.002 * (b - p._last_time), q = "rgba(255,255,255, " + h.toFixed(2) + ")"; + this.renderLink(a, x, n, p, !0, h, q, m, f); + } + } + } + } + } + } + a.globalAlpha = 1; + }; + d.prototype.renderLink = function(a, b, c, m, g, l, p, f, n) { + if (this.highquality_render) { + f = f || k.RIGHT; + n = n || k.LEFT; + var e = q(b, c); + this.render_connections_border && 0.6 < this.scale && (a.lineWidth = this.connections_width + 4); + !p && m && (p = d.link_type_colors[m.type]); + p || (p = this.default_link_color); + null != m && this.highlighted_links[m.id] && (p = "#FFF"); + a.beginPath(); + if (this.render_curved_connections) { + a.moveTo(b[0], b[1]); + var h = m = 0, A = 0, t = 0; + switch(f) { + case k.LEFT: + m = -0.25 * e; + break; + case k.RIGHT: + m = 0.25 * e; + break; + case k.UP: + h = -0.25 * e; + break; + case k.DOWN: + h = 0.25 * e; + } + switch(n) { + case k.LEFT: + A = -0.25 * e; + break; + case k.RIGHT: + A = 0.25 * e; + break; + case k.UP: + t = -0.25 * e; + break; + case k.DOWN: + t = 0.25 * e; + } + a.bezierCurveTo(b[0] + m, b[1] + h, c[0] + A, c[1] + t, c[0], c[1]); + } else { + a.moveTo(b[0] + 10, b[1]), a.lineTo(0.5 * (b[0] + 10 + (c[0] - 10)), b[1]), a.lineTo(0.5 * (b[0] + 10 + (c[0] - 10)), c[1]), a.lineTo(c[0] - 10, c[1]); + } + this.render_connections_border && 0.6 < this.scale && !g && (a.strokeStyle = "rgba(0,0,0,0.5)", a.stroke()); + a.lineWidth = this.connections_width; + a.fillStyle = a.strokeStyle = p; + a.stroke(); + this.render_connection_arrows && 0.6 <= this.scale && this.render_connection_arrows && 0.6 < this.scale && (g = this.computeConnectionPoint(b, c, 0.5, f, n), p = this.computeConnectionPoint(b, c, 0.51, f, n), p = this.render_curved_connections ? -Math.atan2(p[0] - g[0], p[1] - g[1]) : c[1] > b[1] ? 0 : Math.PI, a.save(), a.translate(g[0], g[1]), a.rotate(p), a.beginPath(), a.moveTo(-5, -5), a.lineTo(0, 5), a.lineTo(5, -5), a.fill(), a.restore()); + if (l) { + for (l = 0; 5 > l; ++l) { + g = (0.001 * k.getTime() + 0.2 * l) % 1, g = this.computeConnectionPoint(b, c, g, f, n), a.beginPath(), a.arc(g[0], g[1], 5, 0, 2 * Math.PI), a.fill(); + } + } + } else { + a.beginPath(), a.moveTo(b[0], b[1]), a.lineTo(c[0], c[1]), a.stroke(); + } + }; + d.prototype.computeConnectionPoint = function(a, b, c, d, g) { + d = d || k.RIGHT; + g = g || k.LEFT; + var e = q(a, b), m = [a[0], a[1]], f = [b[0], b[1]]; + switch(d) { + case k.LEFT: + m[0] += -0.25 * e; + break; + case k.RIGHT: + m[0] += 0.25 * e; + break; + case k.UP: + m[1] += -0.25 * e; + break; + case k.DOWN: + m[1] += 0.25 * e; + } + switch(g) { + case k.LEFT: + f[0] += -0.25 * e; + break; + case k.RIGHT: + f[0] += 0.25 * e; + break; + case k.UP: + f[1] += -0.25 * e; + break; + case k.DOWN: + f[1] += 0.25 * e; + } + d = (1 - c) * (1 - c) * (1 - c); + g = 3 * (1 - c) * (1 - c) * c; + e = 3 * (1 - c) * c * c; + c *= c * c; + return [d * a[0] + g * m[0] + e * f[0] + c * b[0], d * a[1] + g * m[1] + e * f[1] + c * b[1]]; + }; + d.prototype.drawExecutionOrder = function(a) { + a.shadowColor = "transparent"; + a.globalAlpha = 0.25; + a.textAlign = "center"; + a.strokeStyle = "white"; + a.globalAlpha = 0.75; + for (var b = this.visible_nodes, c = 0; c < b.length; ++c) { + var d = b[c]; + a.fillStyle = "black"; + a.fillRect(d.pos[0] - k.NODE_TITLE_HEIGHT, d.pos[1] - k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT); + 0 == d.order && a.strokeRect(d.pos[0] - k.NODE_TITLE_HEIGHT + 0.5, d.pos[1] - k.NODE_TITLE_HEIGHT + 0.5, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT); + a.fillStyle = "#FFF"; + a.fillText(d.order, d.pos[0] + -0.5 * k.NODE_TITLE_HEIGHT, d.pos[1] - 6); + } + a.globalAlpha = 1; + }; + d.prototype.drawNodeWidgets = function(a, b, c, d) { + if (!a.widgets || !a.widgets.length) { + return 0; + } + var e = a.size[0]; + a = a.widgets; + b += 2; + var l = k.NODE_WIDGET_HEIGHT, m = 0.5 < this.scale; + c.save(); + c.globalAlpha = this.editor_alpha; + for (var f = 0; f < a.length; ++f) { + var n = a[f], h = b; + n.y && (h = n.y); + n.last_y = h; + c.strokeStyle = "#AAA"; + c.fillStyle = "#222"; + c.textAlign = "left"; + switch(n.type) { + case "button": + n.clicked && (c.fillStyle = "#AAA", n.clicked = !1, this.dirty_canvas = !0); + c.fillRect(10, h, e - 20, l); + c.strokeRect(10, h, e - 20, l); + m && (c.textAlign = "center", c.fillStyle = "#AAA", c.fillText(n.name, 0.5 * e, h + 0.7 * l)); + break; + case "slider": + c.fillStyle = "#111"; + c.fillRect(10, h, e - 20, l); + var q = (n.value - n.options.min) / (n.options.max - n.options.min); + c.fillStyle = d == n ? "#89A" : "#678"; + c.fillRect(10, h, q * (e - 20), l); + c.strokeRect(10, h, e - 20, l); + m && (c.textAlign = "center", c.fillStyle = "#DDD", c.fillText(n.name + " " + Number(n.value).toFixed(3), 0.5 * e, h + 0.7 * l)); + break; + case "number": + case "combo": + c.textAlign = "left"; + c.strokeStyle = "#AAA"; + c.fillStyle = "#111"; + c.beginPath(); + c.roundRect(10, b, e - 20, l, 0.5 * l); + c.fill(); + c.stroke(); + c.fillStyle = "#AAA"; + c.beginPath(); + c.moveTo(26, b + 5); + c.lineTo(16, b + 0.5 * l); + c.lineTo(26, b + l - 5); + c.moveTo(e - 26, b + 5); + c.lineTo(e - 16, b + 0.5 * l); + c.lineTo(e - 26, b + l - 5); + c.fill(); + m && (c.fillStyle = "#999", c.fillText(n.name, 30, h + 0.7 * l), c.fillStyle = "#DDD", c.textAlign = "right", "number" == n.type ? c.fillText(Number(n.value).toFixed(void 0 !== n.options.precision ? n.options.precision : 3), e - 40, h + 0.7 * l) : c.fillText(n.value, e - 40, h + 0.7 * l)); + break; + case "text": + c.textAlign = "left", c.strokeStyle = "#AAA", c.fillStyle = "#111", c.beginPath(), c.roundRect(10, b, e - 20, l, 0.5 * l), c.fill(), c.stroke(), m && (c.fillStyle = "#999", null != n.name && c.fillText(n.name, 20, h + 0.7 * l), c.fillStyle = "#DDD", c.textAlign = "right", c.fillText(n.value, e - 20, h + 0.7 * l)); + } + b += l + 4; + } + c.restore(); + }; + d.prototype.processNodeWidgets = function(a, b, c, d) { + if (!a.widgets || !a.widgets.length) { + return null; + } + for (var e = b[0] - a.pos[0], l = b[1] - a.pos[1], m = a.size[0], f = this, n = 0; n < a.widgets.length; ++n) { + var h = a.widgets[n]; + if (h == d || 6 < e && e < m - 12 && l > h.last_y && l < h.last_y + k.NODE_WIDGET_HEIGHT) { + switch(h.type) { + case "button": + h.callback && setTimeout(function() { + h.callback(h, f, a, b); + }, 20); + this.dirty_canvas = h.clicked = !0; + break; + case "slider": + c = Math.clamp((e - 10) / (m - 20), 0, 1); + h.value = h.options.min + (h.options.max - h.options.min) * c; + h.callback && setTimeout(function() { + h.callback(h.value, f, a, b); + }, 20); + this.dirty_canvas = !0; + break; + case "number": + case "combo": + "mousemove" == c.type && "number" == h.type ? (h.value += 0.1 * c.deltaX * (h.options.step || 1), null != h.options.min && h.value < h.options.min && (h.value = h.options.min), null != h.options.max && h.value > h.options.max && (h.value = h.options.max)) : "mousedown" == c.type && (c = 40 > e ? -1 : e > m - 40 ? 1 : 0, "number" == h.type ? (h.value += 0.1 * c * (h.options.step || 1), null != h.options.min && h.value < h.options.min && (h.value = h.options.min), null != h.options.max && + h.value > h.options.max && (h.value = h.options.max)) : c && (c = h.options.values.indexOf(h.value) + c, c >= h.options.values.length && (c = 0), 0 > c && (c = h.options.values.length - 1), h.value = h.options.values[c])); + h.callback && setTimeout(function() { + this.callback(this.value, f, a, b); + }.bind(h), 20); + this.dirty_canvas = !0; + break; + case "text": + "mousedown" == c.type && this.prompt("Value", h.value, function(a) { + this.value = a; + }.bind(h), c); + } + return h; + } + } + return null; + }; + d.prototype.drawGroups = function(a, b) { + if (this.graph) { + a = this.graph._groups; + b.save(); + b.globalAlpha = 0.5 * this.editor_alpha; + b.font = "24px Arial"; + for (var c = 0; c < a.length; ++c) { + var d = a[c]; + if (v(this.visible_area, d._bounding)) { + b.fillStyle = d.color || "#335"; + b.strokeStyle = d.color || "#335"; + var g = d._pos, l = d._size; + b.globalAlpha = 0.25 * this.editor_alpha; + b.beginPath(); + b.rect(g[0] + 0.5, g[1] + 0.5, l[0], l[1]); + b.fill(); + b.globalAlpha = this.editor_alpha; + b.stroke(); + b.beginPath(); + b.moveTo(g[0] + l[0], g[1] + l[1]); + b.lineTo(g[0] + l[0] - 10, g[1] + l[1]); + b.lineTo(g[0] + l[0], g[1] + l[1] - 10); + b.fill(); + b.fillText(d.title, g[0] + 4, g[1] + 24); + } + } + b.restore(); + } + }; + d.prototype.resize = function(a, b) { + a || b || (b = this.canvas.parentNode, a = b.offsetWidth, b = b.offsetHeight); + if (this.canvas.width != a || this.canvas.height != b) { + this.canvas.width = a, this.canvas.height = b, this.bgcanvas.width = this.canvas.width, this.bgcanvas.height = this.canvas.height, this.setDirty(!0, !0); + } + }; + d.prototype.switchLiveMode = function(a) { + if (a) { + var b = this, c = this.live_mode ? 1.1 : 0.9; + this.live_mode && (this.live_mode = !1, this.editor_alpha = 0.1); + var d = setInterval(function() { + b.editor_alpha *= c; + b.dirty_canvas = !0; + b.dirty_bgcanvas = !0; + 1 > c && 0.01 > b.editor_alpha && (clearInterval(d), 1 > c && (b.live_mode = !0)); + 1 < c && 0.99 < b.editor_alpha && (clearInterval(d), b.editor_alpha = 1); + }, 1); + } else { + this.live_mode = !this.live_mode, this.dirty_bgcanvas = this.dirty_canvas = !0; + } + }; + d.prototype.onNodeSelectionChange = function(a) { + }; + d.prototype.touchHandler = function(a) { + var b = a.changedTouches[0]; + switch(a.type) { + case "touchstart": + var c = "mousedown"; + break; + case "touchmove": + c = "mousemove"; + break; + case "touchend": + c = "mouseup"; + break; + default: + return; + } + var d = this.getCanvasWindow(), g = d.document.createEvent("MouseEvent"); + g.initMouseEvent(c, !0, !0, d, 1, b.screenX, b.screenY, b.clientX, b.clientY, !1, !1, !1, !1, 0, null); + b.target.dispatchEvent(g); + a.preventDefault(); + }; + d.onGroupAdd = function(a, b, c) { + a = d.active_canvas; + a.getCanvasWindow(); + b = new k.LGraphGroup; + b.pos = a.convertEventToCanvas(c); + a.graph.add(b); + }; + d.onMenuAdd = function(a, b, c, m) { + function e(a, b) { + b = m.getFirstEvent(); + if (a = k.createNode(a.value)) { + a.pos = l.convertEventToCanvas(b), l.graph.add(a); + } + } + var l = d.active_canvas, f = l.getCanvasWindow(); + a = k.getNodeTypesCategories(); + b = []; + for (var h in a) { + a[h] && b.push({value:a[h], content:a[h], has_submenu:!0}); + } + var n = new k.ContextMenu(b, {event:c, callback:function(a, b, c) { + a = k.getNodeTypesInCategory(a.value, l.filter); + b = []; + for (var g in a) { + b.push({content:a[g].title, value:a[g].type}); + } + new k.ContextMenu(b, {event:c, callback:e, parentMenu:n}, f); + return !1; + }, parentMenu:m}, f); + return !1; + }; + d.onMenuCollapseAll = function() { + }; + d.onMenuNodeEdit = function() { + }; + d.showMenuNodeOptionalInputs = function(a, b, c, m, g) { + if (g) { + var e = this; + a = d.active_canvas.getCanvasWindow(); + b = g.optional_inputs; + g.onGetInputs && (b = g.onGetInputs()); + var f = []; + if (b) { + for (var h in b) { + var n = b[h]; + if (n) { + var q = n[0]; + n[2] && n[2].label && (q = n[2].label); + q = {content:q, value:n}; + n[1] == k.ACTION && (q.className = "event"); + f.push(q); + } else { + f.push(null); + } + } + } + this.onMenuNodeInputs && (f = this.onMenuNodeInputs(f)); + if (f.length) { + return new k.ContextMenu(f, {event:c, callback:function(a, b, c) { + g && (a.callback && a.callback.call(e, g, a, b, c), a.value && (g.addInput(a.value[0], a.value[1], a.value[2]), g.setDirtyCanvas(!0, !0))); + }, parentMenu:m, node:g}, a), !1; + } + } + }; + d.showMenuNodeOptionalOutputs = function(a, b, c, m, g) { + function e(a, b, c) { + if (g && (a.callback && a.callback.call(f, g, a, b, c), a.value)) { + if (c = a.value[1], !c || c.constructor !== Object && c.constructor !== Array) { + g.addOutput(a.value[0], a.value[1], a.value[2]), g.setDirtyCanvas(!0, !0); + } else { + a = []; + for (var l in c) { + a.push({content:l, value:c[l]}); + } + new k.ContextMenu(a, {event:b, callback:e, parentMenu:m, node:g}); + return !1; + } + } + } + if (g) { + var f = this; + a = d.active_canvas.getCanvasWindow(); + b = g.optional_outputs; + g.onGetOutputs && (b = g.onGetOutputs()); + var h = []; + if (b) { + for (var n in b) { + var q = b[n]; + if (!q) { + h.push(null); + } else { + if (!g.flags || !g.flags.skip_repeated_outputs || -1 == g.findOutputSlot(q[0])) { + var t = q[0]; + q[2] && q[2].label && (t = q[2].label); + t = {content:t, value:q}; + q[1] == k.EVENT && (t.className = "event"); + h.push(t); + } + } + } + } + this.onMenuNodeOutputs && (h = this.onMenuNodeOutputs(h)); + if (h.length) { + return new k.ContextMenu(h, {event:c, callback:e, parentMenu:m, node:g}, a), !1; + } + } + }; + d.onShowMenuNodeProperties = function(a, b, c, m, g) { + if (g && g.properties) { + var e = d.active_canvas; + b = e.getCanvasWindow(); + var f = [], h; + for (h in g.properties) { + a = void 0 !== g.properties[h] ? g.properties[h] : " ", a = d.decodeHTML(a), f.push({content:"" + h + "" + a + "", value:h}); + } + if (f.length) { + return new k.ContextMenu(f, {event:c, callback:function(a, b, c, l) { + g && (b = this.getBoundingClientRect(), e.showEditPropertyValue(g, a.value, {position:[b.left, b.top]})); + }, parentMenu:m, allow_html:!0, node:g}, b), !1; + } + } + }; + d.decodeHTML = function(a) { + var b = document.createElement("div"); + b.innerText = a; + return b.innerHTML; + }; + d.onResizeNode = function(a, b, c, d, g) { + g && (g.size = g.computeSize(), g.setDirtyCanvas(!0, !0)); + }; + d.onShowTitleEditor = function(a, b, c, m, g) { + function e() { + g.title = k.value; + f.parentNode.removeChild(f); + g.setDirtyCanvas(!0, !0); + } + var f = document.createElement("div"); + f.className = "graphdialog"; + f.innerHTML = "Title"; + var k = f.querySelector("input"); + k && (k.value = g.title, k.addEventListener("blur", function(a) { + this.focus(); + }), k.addEventListener("keydown", function(a) { + 13 == a.keyCode && (e(), a.preventDefault(), a.stopPropagation()); + })); + a = d.active_canvas.canvas; + b = a.getBoundingClientRect(); + m = c = -20; + b && (c -= b.left, m -= b.top); + event ? (f.style.left = event.pageX + c + "px", f.style.top = event.pageY + m + "px") : (f.style.left = 0.5 * a.width + c + "px", f.style.top = 0.5 * a.height + m + "px"); + f.querySelector("button").addEventListener("click", e); + a.parentNode.appendChild(f); + }; + d.prototype.prompt = function(a, b, c, m) { + var e = this; + a = a || ""; + var l = document.createElement("div"); + l.className = "graphdialog rounded"; + l.innerHTML = " "; + l.close = function() { + e.prompt_box = null; + l.parentNode.removeChild(l); + }; + l.addEventListener("mouseleave", function(a) { + l.close(); + }); + e.prompt_box && e.prompt_box.close(); + e.prompt_box = l; + l.querySelector(".name").innerText = a; + l.querySelector(".value").value = b; + var f = l.querySelector("input"); + f.addEventListener("keydown", function(a) { + if (27 == a.keyCode) { + l.close(); + } else { + if (13 == a.keyCode) { + c && c(this.value), l.close(); + } else { + return; + } + } + a.preventDefault(); + a.stopPropagation(); + }); + l.querySelector("button").addEventListener("click", function(a) { + c && c(f.value); + e.setDirty(!0); + l.close(); + }); + a = d.active_canvas.canvas; + b = a.getBoundingClientRect(); + var k = -20, h = -20; + b && (k -= b.left, h -= b.top); + m ? (l.style.left = m.pageX + k + "px", l.style.top = m.pageY + h + "px") : (l.style.left = 0.5 * a.width + k + "px", l.style.top = 0.5 * a.height + h + "px"); + a.parentNode.appendChild(l); + setTimeout(function() { + f.focus(); + }, 10); + return l; + }; + d.prototype.showSearchBox = function(a) { + function b(b) { + if (b) { + if (g.onSearchBoxSelection) { + g.onSearchBoxSelection(b, a, v); + } else { + if (b = k.createNode(b)) { + b.pos = v.convertEventToCanvas(a), v.graph.add(b); + } + } + } + l.close(); + } + function c(a) { + var b = q; + q && q.classList.remove("selected"); + q ? (q = a ? q.nextSibling : q.previousSibling) || (q = b) : q = a ? f.childNodes[0] : f.childNodes[f.childNodes.length]; + q && (q.classList.add("selected"), q.scrollIntoView()); + } + function m() { + n = null; + var a = t.value; + h = null; + f.innerHTML = ""; + if (a) { + if (g.onSearchBox) { + g.onSearchBox(e, a, v); + } else { + for (var c in k.registered_node_types) { + if (-1 != c.indexOf(a)) { + var e = document.createElement("div"); + h || (h = c); + e.innerText = c; + e.className = "litegraph lite-search-item"; + e.addEventListener("click", function(a) { + b(this.innerText); + }); + f.appendChild(e); + } + } + } + } + } + var g = this, l = document.createElement("div"); + l.className = "litegraph litesearchbox graphdialog rounded"; + l.innerHTML = "Search
"; + l.close = function() { + g.search_box = null; + l.parentNode.removeChild(l); + }; + l.addEventListener("mouseleave", function(a) { + l.close(); + }); + g.search_box && g.search_box.close(); + g.search_box = l; + var f = l.querySelector(".helper"), h = null, n = null, q = null, t = l.querySelector("input"); + t && (t.addEventListener("blur", function(a) { + this.focus(); + }), t.addEventListener("keydown", function(a) { + if (38 == a.keyCode) { + c(!1); + } else { + if (40 == a.keyCode) { + c(!0); + } else { + if (27 == a.keyCode) { + l.close(); + } else { + if (13 == a.keyCode) { + q ? b(q.innerHTML) : h ? b(h) : l.close(); + } else { + n && clearInterval(n); + n = setTimeout(m, 10); + return; + } + } + } + } + a.preventDefault(); + a.stopPropagation(); + })); + var v = d.active_canvas, u = v.canvas, w = u.getBoundingClientRect(), B = -20, D = -20; + w && (B -= w.left, D -= w.top); + a ? (l.style.left = a.pageX + B + "px", l.style.top = a.pageY + D + "px") : (l.style.left = 0.5 * u.width + B + "px", l.style.top = 0.5 * u.height + D + "px"); + u.parentNode.appendChild(l); + t.focus(); + return l; + }; + d.prototype.showEditPropertyValue = function(a, b, c) { + function e() { + g(n.value); + } + function g(c) { + "number" == typeof a.properties[b] && (c = Number(c)); + "array" == l && (c = c.split(",").map(Number)); + a.properties[b] = c; + a._graph && a._graph._version++; + if (a.onPropertyChanged) { + a.onPropertyChanged(b, c); + } + h.close(); + a.setDirtyCanvas(!0, !0); + } + if (a && void 0 !== a.properties[b]) { + c = c || {}; + var l = "string"; + null !== a.properties[b] && (l = typeof a.properties[b]); + "object" == l && a.properties[b].length && (l = "array"); + var d = null; + a.getPropertyInfo && (d = a.getPropertyInfo(b)); + if (a.properties_info) { + for (var m = 0; m < a.properties_info.length; ++m) { + if (a.properties_info[m].name == b) { + d = a.properties_info[m]; + break; + } + } + } + void 0 !== d && null !== d && d.type && (l = d.type); + var f = ""; + if ("string" == l || "number" == l || "array" == l) { + f = ""; + } else { + if ("enum" == l && d.values) { + f = ""; + } else { + if ("boolean" == l) { + f = ""; + } else { + console.warn("unknown type: " + l); + return; + } + } + } + var h = this.createDialog("" + b + "" + f + "", c); + if ("enum" == l && d.values) { + var n = h.querySelector("select"); + n.addEventListener("change", function(a) { + g(a.target.value); + }); + } else { + if ("boolean" == l) { + (n = h.querySelector("input")) && n.addEventListener("click", function(a) { + g(!!n.checked); + }); + } else { + if (n = h.querySelector("input")) { + n.addEventListener("blur", function(a) { + this.focus(); + }), n.value = void 0 !== a.properties[b] ? a.properties[b] : "", n.addEventListener("keydown", function(a) { + 13 == a.keyCode && (e(), a.preventDefault(), a.stopPropagation()); + }); + } + } + } + h.querySelector("button").addEventListener("click", e); + } + }; + d.prototype.createDialog = function(a, b) { + b = b || {}; + var c = document.createElement("div"); + c.className = "graphdialog"; + c.innerHTML = a; + a = this.canvas.getBoundingClientRect(); + var d = -20, g = -20; + a && (d -= a.left, g -= a.top); + b.position ? (d += b.position[0], g += b.position[1]) : b.event ? (d += b.event.pageX, g += b.event.pageY) : (d += 0.5 * this.canvas.width, g += 0.5 * this.canvas.height); + c.style.left = d + "px"; + c.style.top = g + "px"; + this.canvas.parentNode.appendChild(c); + c.close = function() { + this.parentNode && this.parentNode.removeChild(this); + }; + return c; + }; + d.onMenuNodeCollapse = function(a, b, c, d, g) { + g.collapse(); + }; + d.onMenuNodePin = function(a, b, c, d, g) { + g.pin(); + }; + d.onMenuNodeMode = function(a, b, c, d, g) { + new k.ContextMenu(["Always", "On Event", "On Trigger", "Never"], {event:c, callback:function(a) { + if (g) { + switch(a) { + case "On Event": + g.mode = k.ON_EVENT; + break; + case "On Trigger": + g.mode = k.ON_TRIGGER; + break; + case "Never": + g.mode = k.NEVER; + break; + default: + g.mode = k.ALWAYS; + } + } + }, parentMenu:d, node:g}); + return !1; + }; + d.onMenuNodeColors = function(a, b, c, m, g) { + if (!g) { + throw "no node for color"; + } + b = []; + b.push({value:null, content:"No color"}); + for (var e in d.node_colors) { + a = d.node_colors[e], a = {value:e, content:"" + e + ""}, b.push(a); + } + new k.ContextMenu(b, {event:c, callback:function(a) { + g && ((a = a.value ? d.node_colors[a.value] : null) ? g.constructor === k.LGraphGroup ? g.color = a.groupcolor : (g.color = a.color, g.bgcolor = a.bgcolor) : (delete g.color, delete g.bgcolor), g.setDirtyCanvas(!0, !0)); + }, parentMenu:m, node:g}); + return !1; + }; + d.onMenuNodeShapes = function(a, b, c, d, g) { + if (!g) { + throw "no node passed"; + } + new k.ContextMenu(k.VALID_SHAPES, {event:c, callback:function(a) { + g && (g.shape = a, g.setDirtyCanvas(!0)); + }, parentMenu:d, node:g}); + return !1; + }; + d.onMenuNodeRemove = function(a, b, c, d, g) { + if (!g) { + throw "no node passed"; + } + !1 !== g.removable && (g.graph.remove(g), g.setDirtyCanvas(!0, !0)); + }; + d.onMenuNodeClone = function(a, b, c, d, g) { + 0 != g.clonable && (a = g.clone()) && (a.pos = [g.pos[0] + 5, g.pos[1] + 5], g.graph.add(a), g.setDirtyCanvas(!0, !0)); + }; + d.node_colors = {red:{color:"#322", bgcolor:"#533", groupcolor:"#A88"}, brown:{color:"#332922", bgcolor:"#593930", groupcolor:"#b06634"}, green:{color:"#232", bgcolor:"#353", groupcolor:"#8A8"}, blue:{color:"#223", bgcolor:"#335", groupcolor:"#88A"}, pale_blue:{color:"#2a363b", bgcolor:"#3f5159", groupcolor:"#3f789e"}, cyan:{color:"#233", bgcolor:"#355", groupcolor:"#8AA"}, purple:{color:"#323", bgcolor:"#535", groupcolor:"#a1309b"}, yellow:{color:"#432", bgcolor:"#653", groupcolor:"#b58b2a"}, + black:{color:"#222", bgcolor:"#000", groupcolor:"#444"}}; + d.prototype.getCanvasMenuOptions = function() { + if (this.getMenuOptions) { + var a = this.getMenuOptions(); + } else { + a = [{content:"Add Node", has_submenu:!0, callback:d.onMenuAdd}, {content:"Add Group", callback:d.onGroupAdd}], this._graph_stack && 0 < this._graph_stack.length && (a = [{content:"Close subgraph", callback:this.closeSubgraph.bind(this)}, null].concat(a)); + } + if (this.getExtraMenuOptions) { + var b = this.getExtraMenuOptions(this, a); + b && (a = a.concat(b)); + } + return a; + }; + d.prototype.getNodeMenuOptions = function(a) { + var b = a.getMenuOptions ? a.getMenuOptions(this) : [{content:"Inputs", has_submenu:!0, disabled:!0, callback:d.showMenuNodeOptionalInputs}, {content:"Outputs", has_submenu:!0, disabled:!0, callback:d.showMenuNodeOptionalOutputs}, null, {content:"Properties", has_submenu:!0, callback:d.onShowMenuNodeProperties}, null, {content:"Title", callback:d.onShowTitleEditor}, {content:"Mode", has_submenu:!0, callback:d.onMenuNodeMode}, {content:"Resize", callback:d.onResizeNode}, {content:"Collapse", callback:d.onMenuNodeCollapse}, + {content:"Pin", callback:d.onMenuNodePin}, {content:"Colors", has_submenu:!0, callback:d.onMenuNodeColors}, {content:"Shapes", has_submenu:!0, callback:d.onMenuNodeShapes}, null]; + if (a.getExtraMenuOptions) { + var c = a.getExtraMenuOptions(this); + c && (c.push(null), b = c.concat(b)); + } + !1 !== a.clonable && b.push({content:"Clone", callback:d.onMenuNodeClone}); + !1 !== a.removable && b.push(null, {content:"Remove", callback:d.onMenuNodeRemove}); + a.onGetInputs && (c = a.onGetInputs()) && c.length && (b[0].disabled = !1); + a.onGetOutputs && (c = a.onGetOutputs()) && c.length && (b[1].disabled = !1); + if (a.graph && a.graph.onGetNodeMenuOptions) { + a.graph.onGetNodeMenuOptions(b, a); + } + return b; + }; + d.prototype.getGroupMenuOptions = function(a) { + return [{content:"Title", callback:d.onShowTitleEditor}, {content:"Color", has_submenu:!0, callback:d.onMenuNodeColors}, null, {content:"Remove", callback:d.onMenuNodeRemove}]; + }; + d.prototype.processContextMenu = function(a, b) { + var c = this, m = d.active_canvas.getCanvasWindow(), g = null, l = {event:b, callback:function(b, e, g) { + if (b) { + if ("Remove Slot" == b.content) { + b = b.slot, b.input ? a.removeInput(b.slot) : b.output && a.removeOutput(b.slot); + } else { + if ("Rename Slot" == b.content) { + b = b.slot; + var d = b.input ? a.getInputInfo(b.slot) : a.getOutputInfo(b.slot), l = c.createDialog("Name", e), m = l.querySelector("input"); + m && d && (m.value = d.label); + l.querySelector("button").addEventListener("click", function(a) { + m.value && (d && (d.label = m.value), c.setDirty(!0)); + l.close(); + }); + } + } + } + }, extra:a}, f = null; + a && (f = a.getSlotInPosition(b.canvasX, b.canvasY), d.active_node = a); + f ? (g = [], g.push(f.locked ? "Cannot remove" : {content:"Remove Slot", slot:f}), g.push(f.nameLocked ? "Cannot rename" : {content:"Rename Slot", slot:f}), l.title = (f.input ? f.input.type : f.output.type) || "*", f.input && f.input.type == k.ACTION && (l.title = "Action"), f.output && f.output.type == k.EVENT && (l.title = "Event")) : a ? g = this.getNodeMenuOptions(a) : (g = this.getCanvasMenuOptions(), (b = this.graph.getGroupOnPos(b.canvasX, b.canvasY)) && g.push(null, {content:"Edit Group", + has_submenu:!0, submenu:{title:"Group", extra:b, options:this.getGroupMenuOptions(b)}})); + g && new k.ContextMenu(g, l, m); + }; + this.CanvasRenderingContext2D && (CanvasRenderingContext2D.prototype.roundRect = function(a, b, c, d, g, l) { + void 0 === g && (g = 5); + void 0 === l && (l = g); + this.moveTo(a + g, b); + this.lineTo(a + c - g, b); + this.quadraticCurveTo(a + c, b, a + c, b + g); + this.lineTo(a + c, b + d - l); + this.quadraticCurveTo(a + c, b + d, a + c - l, b + d); + this.lineTo(a + l, b + d); + this.quadraticCurveTo(a, b + d, a, b + d - l); + this.lineTo(a, b + g); + this.quadraticCurveTo(a, b, a + g, b); + }); + k.compareObjects = function(a, b) { + for (var c in a) { + if (a[c] != b[c]) { + return !1; + } + } + return !0; + }; + k.distance = q; + k.colorToString = function(a) { + return "rgba(" + Math.round(255 * a[0]).toFixed() + "," + Math.round(255 * a[1]).toFixed() + "," + Math.round(255 * a[2]).toFixed() + "," + (4 == a.length ? a[3].toFixed(2) : "1.0") + ")"; + }; + k.isInsideRectangle = t; + k.growBounding = function(a, b, c) { + b < a[0] ? a[0] = b : b > a[2] && (a[2] = b); + c < a[1] ? a[1] = c : c > a[3] && (a[3] = c); + }; + k.isInsideBounding = function(a, b) { + return a[0] < b[0][0] || a[1] < b[0][1] || a[0] > b[1][0] || a[1] > b[1][1] ? !1 : !0; + }; + k.overlapBounding = v; + k.hex2num = function(a) { + "#" == a.charAt(0) && (a = a.slice(1)); + a = a.toUpperCase(); + for (var b = Array(3), c = 0, d, g, l = 0; 6 > l; l += 2) { + d = "0123456789ABCDEF".indexOf(a.charAt(l)), g = "0123456789ABCDEF".indexOf(a.charAt(l + 1)), b[c] = 16 * d + g, c++; + } + return b; + }; + k.num2hex = function(a) { + for (var b = "#", c, d, g = 0; 3 > g; g++) { + c = a[g] / 16, d = a[g] % 16, b += "0123456789ABCDEF".charAt(c) + "0123456789ABCDEF".charAt(d); + } + return b; + }; + w.prototype.addItem = function(a, b, c) { + function e(a) { + var b = this.value; + b && b.has_submenu && d.call(this, a); + } + function d(a) { + var b = this.value, e = !0; + l.current_submenu && l.current_submenu.close(a); + if (c.callback) { + var d = c.callback.call(this, b, c, a, l, c.node); + !0 === d && (e = !1); + } + if (b && (b.callback && !c.ignore_item_callbacks && !0 !== b.disabled && (d = b.callback.call(this, b, c, a, l, c.extra), !0 === d && (e = !1)), b.submenu)) { + if (!b.submenu.options) { + throw "ContextMenu submenu needs options"; + } + new l.constructor(b.submenu.options, {callback:b.submenu.callback, event:a, parentMenu:l, ignore_item_callbacks:b.submenu.ignore_item_callbacks, title:b.submenu.title, extra:b.submenu.extra, autoopen:c.autoopen}); + e = !1; + } + e && !l.lock && l.close(); + } + var l = this; + c = c || {}; + var m = document.createElement("div"); + m.className = "litemenu-entry submenu"; + var f = !1; + if (null === b) { + m.classList.add("separator"); + } else { + m.innerHTML = b && b.title ? b.title : a; + if (m.value = b) { + b.disabled && (f = !0, m.classList.add("disabled")), (b.submenu || b.has_submenu) && m.classList.add("has_submenu"); + } + "function" == typeof b ? (m.dataset.value = a, m.onclick_callback = b) : m.dataset.value = b; + b.className && (m.className += " " + b.className); + } + this.root.appendChild(m); + f || m.addEventListener("click", d); + c.autoopen && m.addEventListener("mouseenter", e); + return m; + }; + w.prototype.close = function(a, b) { + this.root.parentNode && this.root.parentNode.removeChild(this.root); + this.parentMenu && !b && (this.parentMenu.lock = !1, this.parentMenu.current_submenu = null, void 0 === a ? this.parentMenu.close() : a && !w.isCursorOverElement(a, this.parentMenu.root) && w.trigger(this.parentMenu.root, "mouseleave", a)); + this.current_submenu && this.current_submenu.close(a, !0); + }; + w.trigger = function(a, b, c, d) { + var e = document.createEvent("CustomEvent"); + e.initCustomEvent(b, !0, !0, c); + e.srcElement = d; + a.dispatchEvent ? a.dispatchEvent(e) : a.__events && a.__events.dispatchEvent(e); + return e; + }; + w.prototype.getTopMenu = function() { + return this.options.parentMenu ? this.options.parentMenu.getTopMenu() : this; + }; + w.prototype.getFirstEvent = function() { + return this.options.parentMenu ? this.options.parentMenu.getFirstEvent() : this.options.event; + }; + w.isCursorOverElement = function(a, b) { + var c = a.pageX; + a = a.pageY; + return (b = b.getBoundingClientRect()) ? a > b.top && a < b.top + b.height && c > b.left && c < b.left + b.width ? !0 : !1 : !1; + }; + k.ContextMenu = w; + k.closeAllContextMenus = function(a) { + a = a || window; + a = a.document.querySelectorAll(".litecontextmenu"); + if (a.length) { + for (var b = [], c = 0; c < a.length; c++) { + b.push(a[c]); + } + for (c in b) { + b[c].close ? b[c].close() : b[c].parentNode && b[c].parentNode.removeChild(b[c]); + } + } + }; + k.extendClass = function(a, b) { + for (var c in b) { + a.hasOwnProperty(c) || (a[c] = b[c]); + } + if (b.prototype) { + for (c in b.prototype) { + b.prototype.hasOwnProperty(c) && !a.prototype.hasOwnProperty(c) && (b.prototype.__lookupGetter__(c) ? a.prototype.__defineGetter__(c, b.prototype.__lookupGetter__(c)) : a.prototype[c] = b.prototype[c], b.prototype.__lookupSetter__(c) && a.prototype.__defineSetter__(c, b.prototype.__lookupSetter__(c))); + } + } + }; + k.getParameterNames = function(a) { + return (a + "").replace(/[/][/].*$/mg, "").replace(/\s+/g, "").replace(/[/][*][^/*]*[*][/]/g, "").split("){", 1)[0].replace(/^[^(]*[(]/, "").replace(/=[^,]+/g, "").split(",").filter(Boolean); + }; + Math.clamp = function(a, b, c) { + return b > a ? b : c < a ? c : a; + }; + "undefined" == typeof window || window.requestAnimationFrame || (window.requestAnimationFrame = window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(a) { + window.setTimeout(a, 1000 / 60); + }); +})(this); +"undefined" != typeof exports && (exports.LiteGraph = this.LiteGraph); +(function(u) { + function f() { + this.addOutput("in ms", "number"); + this.addOutput("in sec", "number"); + } + function h() { + var c = this; + this.size = [120, 80]; + this.subgraph = new LGraph; + this.subgraph._subgraph_node = this; + this.subgraph._is_subgraph = !0; + this.subgraph.onGlobalInputAdded = this.onSubgraphNewGlobalInput.bind(this); + this.subgraph.onGlobalInputRenamed = this.onSubgraphRenamedGlobalInput.bind(this); + this.subgraph.onGlobalInputTypeChanged = this.onSubgraphTypeChangeGlobalInput.bind(this); + this.subgraph.onGlobalOutputAdded = this.onSubgraphNewGlobalOutput.bind(this); + this.subgraph.onGlobalOutputRenamed = this.onSubgraphRenamedGlobalOutput.bind(this); + this.subgraph.onGlobalOutputTypeChanged = this.onSubgraphTypeChangeGlobalOutput.bind(this); + this.addWidget("button", "Open Graph", null, function(a, b) { + b.openSubgraph(c.subgraph); + }); + this.bgcolor = "#353"; + } + function n() { + var c = "input_" + (1000 * Math.random()).toFixed(); + this.addOutput(c, null); + this.properties = {name:c, type:null}; + var a = this; + Object.defineProperty(this.properties, "name", {get:function() { + return c; + }, set:function(b) { + if ("" != b) { + var e = a.getOutputInfo(0); + e.name != b && (e.name = b, a.graph && a.graph.renameGlobalInput(c, b), c = b); + } + }, enumerable:!0}); + Object.defineProperty(this.properties, "type", {get:function() { + return a.outputs[0].type; + }, set:function(b) { + a.outputs[0].type = b; + a.graph && a.graph.changeGlobalInputType(c, a.outputs[0].type); + }, enumerable:!0}); + } + function d() { + var c = "output_" + (1000 * Math.random()).toFixed(); + this.addInput(c, null); + this._value = null; + this.properties = {name:c, type:null}; + var a = this; + Object.defineProperty(this.properties, "name", {get:function() { + return c; + }, set:function(b) { + if ("" != b) { + var e = a.getInputInfo(0); + e.name != b && (e.name = b, a.graph && a.graph.renameGlobalOutput(c, b), c = b); + } + }, enumerable:!0}); + Object.defineProperty(this.properties, "type", {get:function() { + return a.inputs[0].type; + }, set:function(b) { + a.inputs[0].type = b; + a.graph && a.graph.changeGlobalInputType(c, a.inputs[0].type); + }, enumerable:!0}); + } + function q() { + this.addOutput("value", "number"); + this.addProperty("value", 1.0); + this.editable = {property:"value", type:"number"}; + } + function t() { + this.size = [60, 20]; + this.addInput("value", 0, {label:""}); + this.addOutput("value", 0, {label:""}); + this.addProperty("value", ""); + } + function v() { + this.addInput("in", 0); + this.addOutput("out", 0); + this.size = [40, 20]; + } + function w() { + this.mode = m.ON_EVENT; + this.size = [60, 20]; + this.addProperty("msg", ""); + this.addInput("log", m.EVENT); + this.addInput("msg", 0); + } + function k() { + this.size = [60, 20]; + this.addProperty("onExecute", ""); + this.addInput("in", ""); + this.addInput("in2", ""); + this.addOutput("out", ""); + this.addOutput("out2", ""); + this._func = null; + } + var m = u.LiteGraph; + f.title = "Time"; + f.desc = "Time"; + f.prototype.onExecute = function() { + this.setOutputData(0, 1000 * this.graph.globaltime); + this.setOutputData(1, this.graph.globaltime); + }; + m.registerNodeType("basic/time", f); + h.title = "Subgraph"; + h.desc = "Graph inside a node"; + h.prototype.onSubgraphNewGlobalInput = function(c, a) { + this.addInput(c, a); + }; + h.prototype.onSubgraphRenamedGlobalInput = function(c, a) { + c = this.findInputSlot(c); + -1 != c && (this.getInputInfo(c).name = a); + }; + h.prototype.onSubgraphTypeChangeGlobalInput = function(c, a) { + c = this.findInputSlot(c); + -1 != c && (this.getInputInfo(c).type = a); + }; + h.prototype.onSubgraphNewGlobalOutput = function(c, a) { + this.addOutput(c, a); + }; + h.prototype.onSubgraphRenamedGlobalOutput = function(c, a) { + c = this.findOutputSlot(c); + -1 != c && (this.getOutputInfo(c).name = a); + }; + h.prototype.onSubgraphTypeChangeGlobalOutput = function(c, a) { + c = this.findOutputSlot(c); + -1 != c && (this.getOutputInfo(c).type = a); + }; + h.prototype.getExtraMenuOptions = function(c) { + var a = this; + return [{content:"Open", callback:function() { + c.openSubgraph(a.subgraph); + }}]; + }; + h.prototype.onDrawForeground = function(c, a) { + }; + h.prototype.onResize = function(c) { + c[1] += 20; + }; + h.prototype.onExecute = function() { + if (this.inputs) { + for (var c = 0; c < this.inputs.length; c++) { + var a = this.inputs[c], b = this.getInputData(c); + this.subgraph.setGlobalInputData(a.name, b); + } + } + this.subgraph.runStep(); + if (this.outputs) { + for (c = 0; c < this.outputs.length; c++) { + b = this.subgraph.getGlobalOutputData(this.outputs[c].name), this.setOutputData(c, b); + } + } + }; + h.prototype.configure = function(c) { + LGraphNode.prototype.configure.call(this, c); + }; + h.prototype.serialize = function() { + var c = LGraphNode.prototype.serialize.call(this); + c.subgraph = this.subgraph.serialize(); + return c; + }; + h.prototype.clone = function() { + var c = m.createNode(this.type), a = this.serialize(); + delete a.id; + delete a.inputs; + delete a.outputs; + c.configure(a); + return c; + }; + m.registerNodeType("graph/subgraph", h); + n.title = "Input"; + n.desc = "Input of the graph"; + n.prototype.onAdded = function() { + this.graph.addGlobalInput(this.properties.name, this.properties.type); + }; + n.prototype.onExecute = function() { + var c = this.graph.global_inputs[this.properties.name]; + c && this.setOutputData(0, c.value); + }; + m.registerNodeType("graph/input", n); + d.title = "Output"; + d.desc = "Output of the graph"; + d.prototype.onAdded = function() { + this.graph.addGlobalOutput(this.properties.name, this.properties.type); + }; + d.prototype.getValue = function() { + return this._value; + }; + d.prototype.onExecute = function() { + this._value = this.getInputData(0); + this.graph.setGlobalOutputData(this.properties.name, this._value); + }; + m.registerNodeType("graph/output", d); + q.title = "Const"; + q.desc = "Constant value"; + q.prototype.setValue = function(c) { + "string" == typeof c && (c = parseFloat(c)); + this.properties.value = c; + this.setDirtyCanvas(!0); + }; + q.prototype.onExecute = function() { + this.setOutputData(0, parseFloat(this.properties.value)); + }; + q.prototype.onDrawBackground = function(c) { + this.outputs[0].label = this.properties.value.toFixed(3); + }; + q.prototype.onWidget = function(c, a) { + "value" == a.name && this.setValue(a.value); + }; + m.registerNodeType("basic/const", q); + t.title = "Watch"; + t.desc = "Show value of input"; + t.prototype.onExecute = function() { + this.properties.value = this.getInputData(0); + this.setOutputData(0, this.properties.value); + }; + t.prototype.onDrawBackground = function(c) { + this.inputs[0] && null != this.properties.value && (this.inputs[0].label = this.properties.value.constructor === Number ? this.properties.value.toFixed(3) : String(this.properties.value)); + }; + m.registerNodeType("basic/watch", t); + v.title = "Pass"; + v.desc = "Allows to connect different types"; + v.prototype.onExecute = function() { + this.setOutputData(0, this.getInputData(0)); + }; + m.registerNodeType("basic/pass", v); + w.title = "Console"; + w.desc = "Show value inside the console"; + w.prototype.onAction = function(c, a) { + "log" == c ? console.log(a) : "warn" == c ? console.warn(a) : "error" == c && console.error(a); + }; + w.prototype.onExecute = function() { + var c = this.getInputData(1); + null !== c && (this.properties.msg = c); + console.log(c); + }; + w.prototype.onGetInputs = function() { + return [["log", m.ACTION], ["warn", m.ACTION], ["error", m.ACTION]]; + }; + m.registerNodeType("basic/console", w); + k.title = "Script"; + k.desc = "executes a code"; + k.widgets_info = {onExecute:{type:"code"}}; + k.prototype.onPropertyChanged = function(c, a) { + if ("onExecute" == c && m.allow_scripts) { + this._func = null; + try { + this._func = new Function(a); + } catch (b) { + console.error("Error parsing script"), console.error(b); + } + } + }; + k.prototype.onExecute = function() { + if (this._func) { + try { + this._func.call(this); + } catch (c) { + console.error("Error in script"), console.error(c); + } + } + }; + m.registerNodeType("basic/script", k); +})(this); +(function(u) { + function f() { + this.size = [60, 20]; + this.addInput("event", d.ACTION); + } + function h() { + this.size = [60, 20]; + this.addInput("event", d.ACTION); + this.addOutput("event", d.EVENT); + this.properties = {equal_to:"", has_property:"", property_equal_to:""}; + } + function n() { + this.size = [60, 20]; + this.addProperty("time", 1000); + this.addInput("event", d.ACTION); + this.addOutput("on_time", d.EVENT); + this._pending = []; + } + var d = u.LiteGraph; + f.title = "Log Event"; + f.desc = "Log event in console"; + f.prototype.onAction = function(d, f) { + console.log(d, f); + }; + d.registerNodeType("events/log", f); + h.title = "Filter Event"; + h.desc = "Blocks events that do not match the filter"; + h.prototype.onAction = function(d, f) { + if (null != f && (!this.properties.equal_to || this.properties.equal_to == f)) { + if (this.properties.has_property && (d = f[this.properties.has_property], null == d || this.properties.property_equal_to && this.properties.property_equal_to != d)) { + return; + } + this.triggerSlot(0, f); + } + }; + d.registerNodeType("events/filter", h); + n.title = "Delay"; + n.desc = "Delays one event"; + n.prototype.onAction = function(d, f) { + this._pending.push([this.properties.time, f]); + }; + n.prototype.onExecute = function() { + for (var d = 1000 * this.graph.elapsed_time, f = 0; f < this._pending.length; ++f) { + var h = this._pending[f]; + h[0] -= d; + 0 < h[0] || (this._pending.splice(f, 1), --f, this.trigger(null, h[1])); + } + }; + n.prototype.onGetInputs = function() { + return [["event", d.ACTION]]; + }; + d.registerNodeType("events/delay", n); +})(this); +(function(u) { + function f() { + this.addOutput("clicked", m.EVENT); + this.addProperty("text", ""); + this.addProperty("font_size", 40); + this.addProperty("message", ""); + this.size = [64, 84]; + } + function h() { + this.addInput("", "boolean"); + this.addInput("e", m.ACTION); + this.addOutput("v", "boolean"); + this.addOutput("e", m.EVENT); + this.properties = {font:"", value:!1}; + this.size = [124, 64]; + } + function n() { + this.addOutput("", "number"); + this.size = [74, 54]; + this.properties = {min:-1000, max:1000, value:1, step:1}; + this.old_y = -1; + this._precision = this._remainder = 0; + this.mouse_captured = !1; + } + function d() { + this.addOutput("", "number"); + this.size = [64, 84]; + this.properties = {min:0, max:1, value:0.5, wcolor:"#7AF", size:50}; + } + function q() { + this.addOutput("", "number"); + this.properties = {value:0.5, min:0, max:1, text:"V"}; + var c = this; + this.size = [80, 60]; + this.slider = this.addWidget("slider", "V", this.properties.value, function(a) { + c.properties.value = a; + }, this.properties); + } + function t() { + this.size = [160, 26]; + this.addOutput("", "number"); + this.properties = {wcolor:"#7AF", min:0, max:1, value:0.5}; + } + function v() { + this.size = [160, 26]; + this.addInput("", "number"); + this.properties = {min:0, max:1, value:0, wcolor:"#AAF"}; + } + function w() { + this.addInputs("", 0); + this.properties = {value:"...", font:"Arial", fontsize:18, color:"#AAA", align:"left", glowSize:0, decimals:1}; + } + function k() { + this.size = [200, 100]; + this.properties = {borderColor:"#ffffff", bgcolorTop:"#f0f0f0", bgcolorBottom:"#e0e0e0", shadowSize:2, borderRadius:3}; + } + var m = u.LiteGraph; + f.title = "Button"; + f.desc = "Triggers an event"; + f.font = "Arial"; + f.prototype.onDrawForeground = function(c) { + if (!this.flags.collapsed && (c.fillStyle = "black", c.fillRect(1, 1, this.size[0] - 3, this.size[1] - 3), c.fillStyle = "#AAF", c.fillRect(0, 0, this.size[0] - 3, this.size[1] - 3), c.fillStyle = this.clicked ? "white" : this.mouseOver ? "#668" : "#334", c.fillRect(1, 1, this.size[0] - 4, this.size[1] - 4), this.properties.text || 0 === this.properties.text)) { + var a = this.properties.font_size || 30; + c.textAlign = "center"; + c.fillStyle = this.clicked ? "black" : "white"; + c.font = a + "px " + f.font; + c.fillText(this.properties.text, 0.5 * this.size[0], 0.5 * this.size[1] + 0.3 * a); + c.textAlign = "left"; + } + }; + f.prototype.onMouseDown = function(c, a) { + if (1 < a[0] && 1 < a[1] && a[0] < this.size[0] - 2 && a[1] < this.size[1] - 2) { + return this.clicked = !0, this.trigger("clicked", this.properties.message), !0; + } + }; + f.prototype.onMouseUp = function(c) { + this.clicked = !1; + }; + m.registerNodeType("widget/button", f); + h.title = "Toggle"; + h.desc = "Toggles between true or false"; + h.prototype.onDrawForeground = function(c) { + if (!this.flags.collapsed) { + var a = 0.5 * this.size[1], b = 0.8 * this.size[1]; + c.fillStyle = "#AAA"; + c.fillRect(10, b - a, a, a); + c.fillStyle = this.properties.value ? "#AEF" : "#000"; + c.fillRect(10 + 0.25 * a, b - a + 0.25 * a, .5 * a, .5 * a); + c.textAlign = "left"; + c.font = this.properties.font || (0.8 * a).toFixed(0) + "px Arial"; + c.fillStyle = "#AAA"; + c.fillText(this.title, a + 20, 0.85 * b); + c.textAlign = "left"; + } + }; + h.prototype.onAction = function(c) { + this.properties.value = !this.properties.value; + this.trigger("e", this.properties.value); + }; + h.prototype.onExecute = function() { + var c = this.getInputData(0); + null != c && (this.properties.value = c); + this.setOutputData(0, this.properties.value); + }; + h.prototype.onMouseDown = function(c, a) { + if (1 < a[0] && 1 < a[1] && a[0] < this.size[0] - 2 && a[1] < this.size[1] - 2) { + return this.properties.value = !this.properties.value, this.graph._version++, this.trigger("e", this.properties.value), !0; + } + }; + m.registerNodeType("widget/toggle", h); + n.title = "Number"; + n.desc = "Widget to select number value"; + n.pixels_threshold = 10; + n.markers_color = "#666"; + n.prototype.onDrawForeground = function(c) { + var a = 0.5 * this.size[0], b = this.size[1]; + 30 < b ? (c.fillStyle = n.markers_color, c.beginPath(), c.moveTo(a, 0.1 * b), c.lineTo(a + 0.1 * b, 0.2 * b), c.lineTo(a + -0.1 * b, 0.2 * b), c.fill(), c.beginPath(), c.moveTo(a, 0.9 * b), c.lineTo(a + 0.1 * b, 0.8 * b), c.lineTo(a + -0.1 * b, 0.8 * b), c.fill(), c.font = (0.7 * b).toFixed(1) + "px Arial") : c.font = (0.8 * b).toFixed(1) + "px Arial"; + c.textAlign = "center"; + c.font = (0.7 * b).toFixed(1) + "px Arial"; + c.fillStyle = "#EEE"; + c.fillText(this.properties.value.toFixed(this._precision), a, 0.75 * b); + }; + n.prototype.onExecute = function() { + this.setOutputData(0, this.properties.value); + }; + n.prototype.onPropertyChanged = function(c, a) { + c = (this.properties.step + "").split("."); + this._precision = 1 < c.length ? c[1].length : 0; + }; + n.prototype.onMouseDown = function(c, a) { + if (!(0 > a[1])) { + return this.old_y = c.canvasY, this.captureInput(!0), this.mouse_captured = !0; + } + }; + n.prototype.onMouseMove = function(c) { + if (this.mouse_captured) { + var a = this.old_y - c.canvasY; + c.shiftKey && (a *= 10); + if (c.metaKey || c.altKey) { + a *= 0.1; + } + this.old_y = c.canvasY; + c = this._remainder + a / n.pixels_threshold; + this._remainder = c % 1; + c = Math.clamp(this.properties.value + (c | 0) * this.properties.step, this.properties.min, this.properties.max); + this.properties.value = c; + this.graph._version++; + this.setDirtyCanvas(!0); + } + }; + n.prototype.onMouseUp = function(c, a) { + 200 > c.click_time && (this.properties.value = Math.clamp(this.properties.value + (a[1] > 0.5 * this.size[1] ? -1 : 1) * this.properties.step, this.properties.min, this.properties.max), this.graph._version++, this.setDirtyCanvas(!0)); + this.mouse_captured && (this.mouse_captured = !1, this.captureInput(!1)); + }; + m.registerNodeType("widget/number", n); + d.title = "Knob"; + d.desc = "Circular controller"; + d.widgets = [{name:"increase", text:"+", type:"minibutton"}, {name:"decrease", text:"-", type:"minibutton"}]; + d.prototype.onAdded = function() { + this.value = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min); + this.imgbg = this.loadImage("imgs/knob_bg.png"); + this.imgfg = this.loadImage("imgs/knob_fg.png"); + }; + d.prototype.onDrawImageKnob = function(c) { + if (this.imgfg && this.imgfg.width) { + var a = 0.5 * this.imgbg.width, b = this.size[0] / this.imgfg.width; + c.save(); + c.translate(0, 20); + c.scale(b, b); + c.drawImage(this.imgbg, 0, 0); + c.translate(a, a); + c.rotate(2 * this.value * Math.PI * 6 / 8 + 10 * Math.PI / 8); + c.translate(-a, -a); + c.drawImage(this.imgfg, 0, 0); + c.restore(); + this.title && (c.font = "bold 16px Criticized,Tahoma", c.fillStyle = "rgba(100,100,100,0.8)", c.textAlign = "center", c.fillText(this.title.toUpperCase(), 0.5 * this.size[0], 18), c.textAlign = "left"); + } + }; + d.prototype.onDrawVectorKnob = function(c) { + if (this.imgfg && this.imgfg.width) { + c.lineWidth = 1; + c.strokeStyle = this.mouseOver ? "#FFF" : "#AAA"; + c.fillStyle = "#000"; + c.beginPath(); + c.arc(0.5 * this.size[0], 0.5 * this.size[1] + 10, 0.5 * this.properties.size, 0, 2 * Math.PI, !0); + c.stroke(); + 0 < this.value && (c.strokeStyle = this.properties.wcolor, c.lineWidth = 0.2 * this.properties.size, c.beginPath(), c.arc(0.5 * this.size[0], 0.5 * this.size[1] + 10, 0.35 * this.properties.size, -0.5 * Math.PI + 2 * Math.PI * this.value, -0.5 * Math.PI, !0), c.stroke(), c.lineWidth = 1); + c.font = 0.2 * this.properties.size + "px Arial"; + c.fillStyle = "#AAA"; + c.textAlign = "center"; + var a = this.properties.value; + "number" == typeof a && (a = a.toFixed(2)); + c.fillText(a, 0.5 * this.size[0], 0.65 * this.size[1]); + c.textAlign = "left"; + } + }; + d.prototype.onDrawForeground = function(c) { + this.onDrawImageKnob(c); + }; + d.prototype.onExecute = function() { + this.setOutputData(0, this.properties.value); + this.boxcolor = m.colorToString([this.value, this.value, this.value]); + }; + d.prototype.onMouseDown = function(c) { + if (this.imgfg && this.imgfg.width) { + this.center = [0.5 * this.size[0], 0.5 * this.size[1] + 20]; + this.radius = 0.5 * this.size[0]; + if (20 > c.canvasY - this.pos[1] || m.distance([c.canvasX, c.canvasY], [this.pos[0] + this.center[0], this.pos[1] + this.center[1]]) > this.radius) { + return !1; + } + this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]]; + this.captureInput(!0); + return !0; + } + }; + d.prototype.onMouseMove = function(c) { + if (this.oldmouse) { + c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]]; + var a = this.value; + a -= 0.01 * (c[1] - this.oldmouse[1]); + 1.0 < a ? a = 1.0 : 0.0 > a && (a = 0.0); + this.value = a; + this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value; + this.oldmouse = c; + this.setDirtyCanvas(!0); + } + }; + d.prototype.onMouseUp = function(c) { + this.oldmouse && (this.oldmouse = null, this.captureInput(!1)); + }; + d.prototype.onMouseLeave = function(c) { + }; + d.prototype.onWidget = function(c, a) { + if ("increase" == a.name) { + this.onPropertyChanged("size", this.properties.size + 10); + } else { + if ("decrease" == a.name) { + this.onPropertyChanged("size", this.properties.size - 10); + } + } + }; + d.prototype.onPropertyChanged = function(c, a) { + if ("wcolor" == c) { + this.properties[c] = a; + } else { + if ("size" == c) { + a = parseInt(a), this.properties[c] = a, this.size = [a + 4, a + 24], this.setDirtyCanvas(!0, !0); + } else { + if ("min" == c || "max" == c || "value" == c) { + this.properties[c] = parseFloat(a); + } else { + return !1; + } + } + } + return !0; + }; + m.registerNodeType("widget/knob", d); + q.title = "Internal Slider"; + q.prototype.onPropertyChanged = function(c, a) { + "value" == c && (this.slider.value = a); + }; + q.prototype.onExecute = function() { + this.setOutputData(0, this.properties.value); + }; + m.registerNodeType("widget/internal_slider", q); + t.title = "H.Slider"; + t.desc = "Linear slider controller"; + t.prototype.onAdded = function() { + this.value = 0.5; + this.imgfg = this.loadImage("imgs/slider_fg.png"); + }; + t.prototype.onDrawVectorial = function(c) { + this.imgfg && this.imgfg.width && (c.lineWidth = 1, c.strokeStyle = this.mouseOver ? "#FFF" : "#AAA", c.fillStyle = "#000", c.beginPath(), c.rect(2, 0, this.size[0] - 4, 20), c.stroke(), c.fillStyle = this.properties.wcolor, c.beginPath(), c.rect(2 + (this.size[0] - 4 - 20) * this.value, 0, 20, 20), c.fill()); + }; + t.prototype.onDrawImage = function(c) { + this.imgfg && this.imgfg.width && (c.lineWidth = 1, c.fillStyle = "#000", c.fillRect(2, 9, this.size[0] - 4, 2), c.strokeStyle = "#333", c.beginPath(), c.moveTo(2, 9), c.lineTo(this.size[0] - 4, 9), c.stroke(), c.strokeStyle = "#AAA", c.beginPath(), c.moveTo(2, 11), c.lineTo(this.size[0] - 4, 11), c.stroke(), c.drawImage(this.imgfg, 2 + (this.size[0] - 4) * this.value - 0.5 * this.imgfg.width, 0.5 * -this.imgfg.height + 10)); + }; + t.prototype.onDrawForeground = function(c) { + this.onDrawImage(c); + }; + t.prototype.onExecute = function() { + this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value; + this.setOutputData(0, this.properties.value); + this.boxcolor = m.colorToString([this.value, this.value, this.value]); + }; + t.prototype.onMouseDown = function(c) { + if (0 > c.canvasY - this.pos[1]) { + return !1; + } + this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]]; + this.captureInput(!0); + return !0; + }; + t.prototype.onMouseMove = function(c) { + if (this.oldmouse) { + c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]]; + var a = this.value; + a += (c[0] - this.oldmouse[0]) / this.size[0]; + 1.0 < a ? a = 1.0 : 0.0 > a && (a = 0.0); + this.value = a; + this.oldmouse = c; + this.setDirtyCanvas(!0); + } + }; + t.prototype.onMouseUp = function(c) { + this.oldmouse = null; + this.captureInput(!1); + }; + t.prototype.onMouseLeave = function(c) { + }; + t.prototype.onPropertyChanged = function(c, a) { + if ("wcolor" == c) { + this.properties[c] = a; + } else { + return !1; + } + return !0; + }; + m.registerNodeType("widget/hslider", t); + v.title = "Progress"; + v.desc = "Shows data in linear progress"; + v.prototype.onExecute = function() { + var c = this.getInputData(0); + void 0 != c && (this.properties.value = c); + }; + v.prototype.onDrawForeground = function(c) { + c.lineWidth = 1; + c.fillStyle = this.properties.wcolor; + var a = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min); + a = Math.min(1, a); + a = Math.max(0, a); + c.fillRect(2, 2, (this.size[0] - 4) * a, this.size[1] - 4); + }; + m.registerNodeType("widget/progress", v); + w.title = "Text"; + w.desc = "Shows the input value"; + w.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"led_text", text:"LED", type:"minibutton"}, {name:"normal_text", text:"Normal", type:"minibutton"}]; + w.prototype.onDrawForeground = function(c) { + c.fillStyle = this.properties.color; + var a = this.properties.value; + this.properties.glowSize ? (c.shadowColor = this.properties.color, c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.glowSize) : c.shadowColor = "transparent"; + var b = this.properties.fontsize; + c.textAlign = this.properties.align; + c.font = b.toString() + "px " + this.properties.font; + this.str = "number" == typeof a ? a.toFixed(this.properties.decimals) : a; + if ("string" == typeof this.str) { + a = this.str.split("\\n"); + for (var e in a) { + c.fillText(a[e], "left" == this.properties.align ? 15 : this.size[0] - 15, -0.15 * b + b * (parseInt(e) + 1)); + } + } + c.shadowColor = "transparent"; + this.last_ctx = c; + c.textAlign = "left"; + }; + w.prototype.onExecute = function() { + var c = this.getInputData(0); + null != c && (this.properties.value = c); + }; + w.prototype.resize = function() { + if (this.last_ctx) { + var c = this.str.split("\\n"); + this.last_ctx.font = this.properties.fontsize + "px " + this.properties.font; + var a = 0, b; + for (b in c) { + var e = this.last_ctx.measureText(c[b]).width; + a < e && (a = e); + } + this.size[0] = a + 20; + this.size[1] = 4 + c.length * this.properties.fontsize; + this.setDirtyCanvas(!0); + } + }; + w.prototype.onWidget = function(c, a) { + "resize" == a.name ? this.resize() : "led_text" == a.name ? (this.properties.font = "Digital", this.properties.glowSize = 4, this.setDirtyCanvas(!0)) : "normal_text" == a.name && (this.properties.font = "Arial", this.setDirtyCanvas(!0)); + }; + w.prototype.onPropertyChanged = function(c, a) { + this.properties[c] = a; + this.str = "number" == typeof a ? a.toFixed(3) : a; + return !0; + }; + m.registerNodeType("widget/text", w); + k.title = "Panel"; + k.desc = "Non interactive panel"; + k.widgets = [{name:"update", text:"Update", type:"button"}]; + k.prototype.createGradient = function(c) { + "" == this.properties.bgcolorTop || "" == this.properties.bgcolorBottom ? this.lineargradient = 0 : (this.lineargradient = c.createLinearGradient(0, 0, 0, this.size[1]), this.lineargradient.addColorStop(0, this.properties.bgcolorTop), this.lineargradient.addColorStop(1, this.properties.bgcolorBottom)); + }; + k.prototype.onDrawForeground = function(c) { + null == this.lineargradient && this.createGradient(c); + this.lineargradient && (c.lineWidth = 1, c.strokeStyle = this.properties.borderColor, c.fillStyle = this.lineargradient, this.properties.shadowSize ? (c.shadowColor = "#000", c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.shadowSize) : c.shadowColor = "transparent", c.roundRect(0, 0, this.size[0] - 1, this.size[1] - 1, this.properties.shadowSize), c.fill(), c.shadowColor = "transparent", c.stroke()); + }; + k.prototype.onWidget = function(c, a) { + "update" == a.name && (this.lineargradient = null, this.setDirtyCanvas(!0)); + }; + m.registerNodeType("widget/panel", k); +})(this); +(function(u) { + function f() { + this.addOutput("left_x_axis", "number"); + this.addOutput("left_y_axis", "number"); + this.addOutput("button_pressed", h.EVENT); + this.properties = {gamepad_index:0, threshold:0.1}; + this._left_axis = new Float32Array(2); + this._right_axis = new Float32Array(2); + this._triggers = new Float32Array(2); + this._previous_buttons = new Uint8Array(17); + this._current_buttons = new Uint8Array(17); + } + var h = u.LiteGraph; + f.title = "Gamepad"; + f.desc = "gets the input of the gamepad"; + f.zero = new Float32Array(2); + f.buttons = "a b x y lb rb lt rt back start ls rs home".split(" "); + f.prototype.onExecute = function() { + var h = this.getGamepad(), d = this.properties.threshold || 0.0; + h && (this._left_axis[0] = Math.abs(h.xbox.axes.lx) > d ? h.xbox.axes.lx : 0, this._left_axis[1] = Math.abs(h.xbox.axes.ly) > d ? h.xbox.axes.ly : 0, this._right_axis[0] = Math.abs(h.xbox.axes.rx) > d ? h.xbox.axes.rx : 0, this._right_axis[1] = Math.abs(h.xbox.axes.ry) > d ? h.xbox.axes.ry : 0, this._triggers[0] = Math.abs(h.xbox.axes.ltrigger) > d ? h.xbox.axes.ltrigger : 0, this._triggers[1] = Math.abs(h.xbox.axes.rtrigger) > d ? h.xbox.axes.rtrigger : 0); + if (this.outputs) { + for (d = 0; d < this.outputs.length; d++) { + var q = this.outputs[d]; + if (q.links && q.links.length) { + var t = null; + if (h) { + switch(q.name) { + case "left_axis": + t = this._left_axis; + break; + case "right_axis": + t = this._right_axis; + break; + case "left_x_axis": + t = this._left_axis[0]; + break; + case "left_y_axis": + t = this._left_axis[1]; + break; + case "right_x_axis": + t = this._right_axis[0]; + break; + case "right_y_axis": + t = this._right_axis[1]; + break; + case "trigger_left": + t = this._triggers[0]; + break; + case "trigger_right": + t = this._triggers[1]; + break; + case "a_button": + t = h.xbox.buttons.a ? 1 : 0; + break; + case "b_button": + t = h.xbox.buttons.b ? 1 : 0; + break; + case "x_button": + t = h.xbox.buttons.x ? 1 : 0; + break; + case "y_button": + t = h.xbox.buttons.y ? 1 : 0; + break; + case "lb_button": + t = h.xbox.buttons.lb ? 1 : 0; + break; + case "rb_button": + t = h.xbox.buttons.rb ? 1 : 0; + break; + case "ls_button": + t = h.xbox.buttons.ls ? 1 : 0; + break; + case "rs_button": + t = h.xbox.buttons.rs ? 1 : 0; + break; + case "start_button": + t = h.xbox.buttons.start ? 1 : 0; + break; + case "back_button": + t = h.xbox.buttons.back ? 1 : 0; + break; + case "button_pressed": + for (q = 0; q < this._current_buttons.length; ++q) { + this._current_buttons[q] && !this._previous_buttons[q] && this.triggerSlot(d, f.buttons[q]); + } + } + } else { + switch(q.name) { + case "button_pressed": + break; + case "left_axis": + case "right_axis": + t = f.zero; + break; + default: + t = 0; + } + } + this.setOutputData(d, t); + } + } + } + }; + f.prototype.getGamepad = function() { + var f = navigator.getGamepads || navigator.webkitGetGamepads || navigator.mozGetGamepads; + if (!f) { + return null; + } + f = f.call(navigator); + this._previous_buttons.set(this._current_buttons); + for (var d = this.properties.gamepad_index; 4 > d; d++) { + if (f[d]) { + f = f[d]; + d = this.xbox_mapping; + d || (d = this.xbox_mapping = {axes:[], buttons:{}, hat:""}); + d.axes.lx = f.axes[0]; + d.axes.ly = f.axes[1]; + d.axes.rx = f.axes[2]; + d.axes.ry = f.axes[3]; + d.axes.ltrigger = f.buttons[6].value; + d.axes.rtrigger = f.buttons[7].value; + for (var h = 0; h < f.buttons.length; h++) { + switch(this._current_buttons[h] = f.buttons[h].pressed, h) { + case 0: + d.buttons.a = f.buttons[h].pressed; + break; + case 1: + d.buttons.b = f.buttons[h].pressed; + break; + case 2: + d.buttons.x = f.buttons[h].pressed; + break; + case 3: + d.buttons.y = f.buttons[h].pressed; + break; + case 4: + d.buttons.lb = f.buttons[h].pressed; + break; + case 5: + d.buttons.rb = f.buttons[h].pressed; + break; + case 6: + d.buttons.lt = f.buttons[h].pressed; + break; + case 7: + d.buttons.rt = f.buttons[h].pressed; + break; + case 8: + d.buttons.back = f.buttons[h].pressed; + break; + case 9: + d.buttons.start = f.buttons[h].pressed; + break; + case 10: + d.buttons.ls = f.buttons[h].pressed; + break; + case 11: + d.buttons.rs = f.buttons[h].pressed; + break; + case 12: + f.buttons[h].pressed && (d.hat += "up"); + break; + case 13: + f.buttons[h].pressed && (d.hat += "down"); + break; + case 14: + f.buttons[h].pressed && (d.hat += "left"); + break; + case 15: + f.buttons[h].pressed && (d.hat += "right"); + break; + case 16: + d.buttons.home = f.buttons[h].pressed; + } + } + f.xbox = d; + return f; + } + } + }; + f.prototype.onDrawBackground = function(f) { + if (!this.flags.collapsed) { + var d = this._left_axis, h = this._right_axis; + f.strokeStyle = "#88A"; + f.strokeRect(0.5 * (d[0] + 1) * this.size[0] - 4, 0.5 * (d[1] + 1) * this.size[1] - 4, 8, 8); + f.strokeStyle = "#8A8"; + f.strokeRect(0.5 * (h[0] + 1) * this.size[0] - 4, 0.5 * (h[1] + 1) * this.size[1] - 4, 8, 8); + d = this.size[1] / this._current_buttons.length; + f.fillStyle = "#AEB"; + for (h = 0; h < this._current_buttons.length; ++h) { + this._current_buttons[h] && f.fillRect(0, d * h, 6, d); + } + } + }; + f.prototype.onGetOutputs = function() { + return [["left_axis", "vec2"], ["right_axis", "vec2"], ["left_x_axis", "number"], ["left_y_axis", "number"], ["right_x_axis", "number"], ["right_y_axis", "number"], ["trigger_left", "number"], ["trigger_right", "number"], ["a_button", "number"], ["b_button", "number"], ["x_button", "number"], ["y_button", "number"], ["lb_button", "number"], ["rb_button", "number"], ["ls_button", "number"], ["rs_button", "number"], ["start", "number"], ["back", "number"], ["button_pressed", h.EVENT]]; + }; + h.registerNodeType("input/gamepad", f); +})(this); +(function(u) { + function f() { + this.addInput("in", "*"); + this.size = [60, 20]; + } + function h() { + this.addInput("in"); + this.addOutput("out"); + this.size = [60, 20]; + } + function n() { + this.addInput("in", "number", {locked:!0}); + this.addOutput("out", "number", {locked:!0}); + this.addProperty("in", 0); + this.addProperty("in_min", 0); + this.addProperty("in_max", 1); + this.addProperty("out_min", 0); + this.addProperty("out_max", 1); + this.size = [80, 20]; + } + function d() { + this.addOutput("value", "number"); + this.addProperty("min", 0); + this.addProperty("max", 1); + this.size = [60, 20]; + } + function q() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + this.addProperty("min", 0); + this.addProperty("max", 1); + } + function t() { + this.properties = {f:0.5}; + this.addInput("A", "number"); + this.addInput("B", "number"); + this.addOutput("out", "number"); + } + function v() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + } + function w() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + } + function k() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + } + function m() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + this.properties = {A:0, B:1}; + } + function c() { + this.addInput("in", "number", {label:""}); + this.addOutput("out", "number", {label:""}); + this.size = [60, 20]; + this.addProperty("factor", 1); + } + function a() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.size = [60, 20]; + this.addProperty("samples", 10); + this._values = new Float32Array(10); + this._current = 0; + } + function b() { + this.addInput("in", "number"); + this.addOutput("out", "number"); + this.addProperty("factor", 0.1); + this.size = [60, 20]; + this._value = null; + } + function e() { + this.addInput("A", "number"); + this.addInput("B", "number"); + this.addOutput("=", "number"); + this.addProperty("A", 1); + this.addProperty("B", 1); + this.addProperty("OP", "+", "enum", {values:e.values}); + } + function z() { + this.addInput("A", "number"); + this.addInput("B", "number"); + this.addOutput("A==B", "boolean"); + this.addOutput("A!=B", "boolean"); + this.addProperty("A", 0); + this.addProperty("B", 0); + } + function g() { + this.addInput("A", "number"); + this.addInput("B", "number"); + this.addOutput("out", "boolean"); + this.addProperty("A", 1); + this.addProperty("B", 1); + this.addProperty("OP", ">", "string", {values:g.values}); + this.size = [60, 40]; + } + function l() { + this.addInput("inc", "number"); + this.addOutput("total", "number"); + this.addProperty("increment", 1); + this.addProperty("value", 0); + } + function p() { + this.addInput("v", "number"); + this.addOutput("sin", "number"); + this.addProperty("amplitude", 1); + this.addProperty("offset", 0); + this.bgImageUrl = "nodes/imgs/icon-sin.png"; + } + function A() { + this.addInput("vec2", "vec2"); + this.addOutput("x", "number"); + this.addOutput("y", "number"); + } + function G() { + this.addInputs([["x", "number"], ["y", "number"]]); + this.addOutput("vec2", "vec2"); + this.properties = {x:0, y:0}; + this._data = new Float32Array(2); + } + function x() { + this.addInput("vec3", "vec3"); + this.addOutput("x", "number"); + this.addOutput("y", "number"); + this.addOutput("z", "number"); + } + function E() { + this.addInputs([["x", "number"], ["y", "number"], ["z", "number"]]); + this.addOutput("vec3", "vec3"); + this.properties = {x:0, y:0, z:0}; + this._data = new Float32Array(3); + } + function H() { + this.addInput("vec4", "vec4"); + this.addOutput("x", "number"); + this.addOutput("y", "number"); + this.addOutput("z", "number"); + this.addOutput("w", "number"); + } + function C() { + this.addInputs([["x", "number"], ["y", "number"], ["z", "number"], ["w", "number"]]); + this.addOutput("vec4", "vec4"); + this.properties = {x:0, y:0, z:0, w:0}; + this._data = new Float32Array(4); + } + var y = u.LiteGraph; + f.title = "Converter"; + f.desc = "type A to type B"; + f.prototype.onExecute = function() { + var a = this.getInputData(0); + if (null != a && this.outputs) { + for (var b = 0; b < this.outputs.length; b++) { + var c = this.outputs[b]; + if (c.links && c.links.length) { + var e = null; + switch(c.name) { + case "number": + e = a.length ? a[0] : parseFloat(a); + break; + case "vec2": + case "vec3": + case "vec4": + e = 1; + switch(c.name) { + case "vec2": + e = 2; + break; + case "vec3": + e = 3; + break; + case "vec4": + e = 4; + }e = new Float32Array(e); + if (a.length) { + for (c = 0; c < a.length && c < e.length; c++) { + e[c] = a[c]; + } + } else { + e[0] = parseFloat(a); + } + } + this.setOutputData(b, e); + } + } + } + }; + f.prototype.onGetOutputs = function() { + return [["number", "number"], ["vec2", "vec2"], ["vec3", "vec3"], ["vec4", "vec4"]]; + }; + y.registerNodeType("math/converter", f); + h.title = "Bypass"; + h.desc = "removes the type"; + h.prototype.onExecute = function() { + var a = this.getInputData(0); + this.setOutputData(0, a); + }; + y.registerNodeType("math/bypass", h); + n.title = "Range"; + n.desc = "Convert a number from one range to another"; + n.prototype.getTitle = function() { + return this.flags.collapsed ? (this._last_v || 0).toFixed(2) : this.title; + }; + n.prototype.onExecute = function() { + if (this.inputs) { + for (var a = 0; a < this.inputs.length; a++) { + var b = this.inputs[a], c = this.getInputData(a); + void 0 !== c && (this.properties[b.name] = c); + } + } + c = this.properties["in"]; + if (void 0 === c || null === c || c.constructor !== Number) { + c = 0; + } + a = this.properties.in_min; + b = this.properties.out_min; + this._last_v = (c - a) / (this.properties.in_max - a) * (this.properties.out_max - b) + b; + this.setOutputData(0, this._last_v); + }; + n.prototype.onDrawBackground = function(a) { + this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?"; + }; + n.prototype.onGetInputs = function() { + return [["in_min", "number"], ["in_max", "number"], ["out_min", "number"], ["out_max", "number"]]; + }; + y.registerNodeType("math/range", n); + d.title = "Rand"; + d.desc = "Random number"; + d.prototype.onExecute = function() { + if (this.inputs) { + for (var a = 0; a < this.inputs.length; a++) { + var b = this.inputs[a], c = this.getInputData(a); + void 0 !== c && (this.properties[b.name] = c); + } + } + a = this.properties.min; + this._last_v = Math.random() * (this.properties.max - a) + a; + this.setOutputData(0, this._last_v); + }; + d.prototype.onDrawBackground = function(a) { + this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?"; + }; + d.prototype.onGetInputs = function() { + return [["min", "number"], ["max", "number"]]; + }; + y.registerNodeType("math/rand", d); + q.title = "Clamp"; + q.desc = "Clamp number between min and max"; + q.filter = "shader"; + q.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && (a = Math.max(this.properties.min, a), a = Math.min(this.properties.max, a), this.setOutputData(0, a)); + }; + q.prototype.getCode = function(a) { + a = ""; + this.isInputConnected(0) && (a += "clamp({{0}}," + this.properties.min + "," + this.properties.max + ")"); + return a; + }; + y.registerNodeType("math/clamp", q); + t.title = "Lerp"; + t.desc = "Linear Interpolation"; + t.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = 0); + var b = this.getInputData(1); + null == b && (b = 0); + var c = this.properties.f, e = this.getInputData(2); + void 0 !== e && (c = e); + this.setOutputData(0, a * (1 - c) + b * c); + }; + t.prototype.onGetInputs = function() { + return [["f", "number"]]; + }; + y.registerNodeType("math/lerp", t); + v.title = "Abs"; + v.desc = "Absolute"; + v.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && this.setOutputData(0, Math.abs(a)); + }; + y.registerNodeType("math/abs", v); + w.title = "Floor"; + w.desc = "Floor number to remove fractional part"; + w.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && this.setOutputData(0, Math.floor(a)); + }; + y.registerNodeType("math/floor", w); + k.title = "Frac"; + k.desc = "Returns fractional part"; + k.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && this.setOutputData(0, a % 1); + }; + y.registerNodeType("math/frac", k); + m.title = "Smoothstep"; + m.desc = "Smoothstep"; + m.prototype.onExecute = function() { + var a = this.getInputData(0); + if (void 0 !== a) { + var b = this.properties.A; + a = Math.clamp((a - b) / (this.properties.B - b), 0.0, 1.0); + this.setOutputData(0, a * a * (3 - 2 * a)); + } + }; + y.registerNodeType("math/smoothstep", m); + c.title = "Scale"; + c.desc = "v * factor"; + c.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && this.setOutputData(0, a * this.properties.factor); + }; + y.registerNodeType("math/scale", c); + a.title = "Average"; + a.desc = "Average Filter"; + a.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = 0); + var b = this._values.length; + this._values[this._current % b] = a; + this._current += 1; + this._current > b && (this._current = 0); + for (var c = a = 0; c < b; ++c) { + a += this._values[c]; + } + this.setOutputData(0, a / b); + }; + a.prototype.onPropertyChanged = function(a, b) { + 1 > b && (b = 1); + this.properties.samples = Math.round(b); + a = this._values; + this._values = new Float32Array(this.properties.samples); + a.length <= this._values.length ? this._values.set(a) : this._values.set(a.subarray(0, this._values.length)); + }; + y.registerNodeType("math/average", a); + b.title = "TendTo"; + b.desc = "moves the output value always closer to the input"; + b.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = 0); + var b = this.properties.factor; + this._value = null == this._value ? a : this._value * (1 - b) + a * b; + this.setOutputData(0, this._value); + }; + y.registerNodeType("math/tendTo", b); + e.values = "+-*/%^".split(""); + e.title = "Operation"; + e.desc = "Easy math operators"; + e["@OP"] = {type:"enum", title:"operation", values:e.values}; + e.prototype.getTitle = function() { + return "A " + this.properties.OP + " B"; + }; + e.prototype.setValue = function(a) { + "string" == typeof a && (a = parseFloat(a)); + this.properties.value = a; + }; + e.prototype.onExecute = function() { + var a = this.getInputData(0), b = this.getInputData(1); + null != a ? this.properties.A = a : a = this.properties.A; + null != b ? this.properties.B = b : b = this.properties.B; + var c = 0; + switch(this.properties.OP) { + case "+": + c = a + b; + break; + case "-": + c = a - b; + break; + case "x": + case "X": + case "*": + c = a * b; + break; + case "/": + c = a / b; + break; + case "%": + c = a % b; + break; + case "^": + c = Math.pow(a, b); + break; + default: + console.warn("Unknown operation: " + this.properties.OP); + } + this.setOutputData(0, c); + }; + e.prototype.onDrawBackground = function(a) { + this.flags.collapsed || (a.font = "40px Arial", a.fillStyle = "#CCC", a.textAlign = "center", a.fillText(this.properties.OP, 0.5 * this.size[0], 0.35 * this.size[1] + y.NODE_TITLE_HEIGHT), a.textAlign = "left"); + }; + y.registerNodeType("math/operation", e); + z.title = "Compare"; + z.desc = "compares between two values"; + z.prototype.onExecute = function() { + var a = this.getInputData(0), b = this.getInputData(1); + void 0 !== a ? this.properties.A = a : a = this.properties.A; + void 0 !== b ? this.properties.B = b : b = this.properties.B; + for (var c = 0, e = this.outputs.length; c < e; ++c) { + var d = this.outputs[c]; + if (d.links && d.links.length) { + switch(d.name) { + case "A==B": + value = a == b; + break; + case "A!=B": + value = a != b; + break; + case "A>B": + value = a > b; + break; + case "A=B": + value = a >= b; + } + this.setOutputData(c, value); + } + } + }; + z.prototype.onGetOutputs = function() { + return [["A==B", "boolean"], ["A!=B", "boolean"], ["A>B", "boolean"], ["A=B", "boolean"], ["A<=B", "boolean"]]; + }; + y.registerNodeType("math/compare", z); + g.values = "> < == != <= >=".split(" "); + g["@OP"] = {type:"enum", title:"operation", values:g.values}; + g.title = "Condition"; + g.desc = "evaluates condition between A and B"; + g.prototype.onExecute = function() { + var a = this.getInputData(0); + void 0 === a ? a = this.properties.A : this.properties.A = a; + var b = this.getInputData(1); + void 0 === b ? b = this.properties.B : this.properties.B = b; + var c = !0; + switch(this.properties.OP) { + case ">": + c = a > b; + break; + case "<": + c = a < b; + break; + case "==": + c = a == b; + break; + case "!=": + c = a != b; + break; + case "<=": + c = a <= b; + break; + case ">=": + c = a >= b; + } + this.setOutputData(0, c); + }; + y.registerNodeType("math/condition", g); + l.title = "Accumulate"; + l.desc = "Increments a value every time"; + l.prototype.onExecute = function() { + null === this.properties.value && (this.properties.value = 0); + var a = this.getInputData(0); + this.properties.value = null !== a ? this.properties.value + a : this.properties.value + this.properties.increment; + this.setOutputData(0, this.properties.value); + }; + y.registerNodeType("math/accumulate", l); + p.title = "Trigonometry"; + p.desc = "Sin Cos Tan"; + p.filter = "shader"; + p.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = 0); + var b = this.properties.amplitude, c = this.findInputSlot("amplitude"); + -1 != c && (b = this.getInputData(c)); + var e = this.properties.offset; + c = this.findInputSlot("offset"); + -1 != c && (e = this.getInputData(c)); + c = 0; + for (var d = this.outputs.length; c < d; ++c) { + switch(this.outputs[c].name) { + case "sin": + value = Math.sin(a); + break; + case "cos": + value = Math.cos(a); + break; + case "tan": + value = Math.tan(a); + break; + case "asin": + value = Math.asin(a); + break; + case "acos": + value = Math.acos(a); + break; + case "atan": + value = Math.atan(a); + } + this.setOutputData(c, b * value + e); + } + }; + p.prototype.onGetInputs = function() { + return [["v", "number"], ["amplitude", "number"], ["offset", "number"]]; + }; + p.prototype.onGetOutputs = function() { + return [["sin", "number"], ["cos", "number"], ["tan", "number"], ["asin", "number"], ["acos", "number"], ["atan", "number"]]; + }; + y.registerNodeType("math/trigonometry", p); + var B = function() { + this.addInputs("x", "number"); + this.addInputs("y", "number"); + this.addOutputs("", "number"); + this.properties = {x:1.0, y:1.0, formula:"x+y"}; + }; + B.title = "Formula"; + B.desc = "Compute safe formula"; + B.prototype.onExecute = function() { + var a = this.getInputData(0), b = this.getInputData(1); + null != a ? this.properties.x = a : a = this.properties.x; + null != b ? this.properties.y = b : b = this.properties.y; + a = math.eval(this.properties.formula, {x:a, y:b, T:this.graph.globaltime}); + this.setOutputData(0, a); + }; + B.prototype.onDrawBackground = function() { + this.outputs[0].label = this.properties.formula; + }; + B.prototype.onGetOutputs = function() { + return [["A-B", "number"], ["A*B", "number"], ["A/B", "number"]]; + }; + y.registerNodeType("math/formula", B); + A.title = "Vec2->XY"; + A.desc = "vector 2 to components"; + A.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1])); + }; + y.registerNodeType("math3d/vec2-to-xyz", A); + G.title = "XY->Vec2"; + G.desc = "components to vector2"; + G.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = this.properties.x); + var b = this.getInputData(1); + null == b && (b = this.properties.y); + var c = this._data; + c[0] = a; + c[1] = b; + this.setOutputData(0, c); + }; + y.registerNodeType("math3d/xy-to-vec2", G); + x.title = "Vec3->XYZ"; + x.desc = "vector 3 to components"; + x.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]), this.setOutputData(2, a[2])); + }; + y.registerNodeType("math3d/vec3-to-xyz", x); + E.title = "XYZ->Vec3"; + E.desc = "components to vector3"; + E.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = this.properties.x); + var b = this.getInputData(1); + null == b && (b = this.properties.y); + var c = this.getInputData(2); + null == c && (c = this.properties.z); + var e = this._data; + e[0] = a; + e[1] = b; + e[2] = c; + this.setOutputData(0, e); + }; + y.registerNodeType("math3d/xyz-to-vec3", E); + H.title = "Vec4->XYZW"; + H.desc = "vector 4 to components"; + H.prototype.onExecute = function() { + var a = this.getInputData(0); + null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]), this.setOutputData(2, a[2]), this.setOutputData(3, a[3])); + }; + y.registerNodeType("math3d/vec4-to-xyzw", H); + C.title = "XYZW->Vec4"; + C.desc = "components to vector4"; + C.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = this.properties.x); + var b = this.getInputData(1); + null == b && (b = this.properties.y); + var c = this.getInputData(2); + null == c && (c = this.properties.z); + var e = this.getInputData(3); + null == e && (e = this.properties.w); + var d = this._data; + d[0] = a; + d[1] = b; + d[2] = c; + d[3] = e; + this.setOutputData(0, d); + }; + y.registerNodeType("math3d/xyzw-to-vec4", C); + if (u.glMatrix) { + u = function() { + this.addInputs([["A", "quat"], ["B", "quat"], ["factor", "number"]]); + this.addOutput("slerp", "quat"); + this.addProperty("factor", 0.5); + this._value = quat.create(); + }; + B = function() { + this.addInputs([["A", "quat"], ["B", "quat"]]); + this.addOutput("A*B", "quat"); + this._value = quat.create(); + }; + var D = function() { + this.addInputs([["vec3", "vec3"], ["quat", "quat"]]); + this.addOutput("result", "vec3"); + this.properties = {vec:[0, 0, 1]}; + }, F = function() { + this.addInputs([["degrees", "number"], ["axis", "vec3"]]); + this.addOutput("quat", "quat"); + this.properties = {angle:90.0, axis:vec3.fromValues(0, 1, 0)}; + this._value = quat.create(); + }, I = function() { + this.addOutput("quat", "quat"); + this.properties = {x:0, y:0, z:0, w:1}; + this._value = quat.create(); + }; + I.title = "Quaternion"; + I.desc = "quaternion"; + I.prototype.onExecute = function() { + this._value[0] = this.properties.x; + this._value[1] = this.properties.y; + this._value[2] = this.properties.z; + this._value[3] = this.properties.w; + this.setOutputData(0, this._value); + }; + y.registerNodeType("math3d/quaternion", I); + F.title = "Rotation"; + F.desc = "quaternion rotation"; + F.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = this.properties.angle); + var b = this.getInputData(1); + null == b && (b = this.properties.axis); + a = quat.setAxisAngle(this._value, b, 0.0174532925 * a); + this.setOutputData(0, a); + }; + y.registerNodeType("math3d/rotation", F); + D.title = "Rot. Vec3"; + D.desc = "rotate a point"; + D.prototype.onExecute = function() { + var a = this.getInputData(0); + null == a && (a = this.properties.vec); + var b = this.getInputData(1); + null == b ? this.setOutputData(a) : this.setOutputData(0, vec3.transformQuat(vec3.create(), a, b)); + }; + y.registerNodeType("math3d/rotate_vec3", D); + B.title = "Mult. Quat"; + B.desc = "rotate quaternion"; + B.prototype.onExecute = function() { + var a = this.getInputData(0); + if (null != a) { + var b = this.getInputData(1); + null != b && (a = quat.multiply(this._value, a, b), this.setOutputData(0, a)); + } + }; + y.registerNodeType("math3d/mult-quat", B); + u.title = "Quat Slerp"; + u.desc = "quaternion spherical interpolation"; + u.prototype.onExecute = function() { + var a = this.getInputData(0); + if (null != a) { + var b = this.getInputData(1); + if (null != b) { + var c = this.properties.factor; + null != this.getInputData(2) && (c = this.getInputData(2)); + a = quat.slerp(this._value, a, b, c); + this.setOutputData(0, a); + } + } + }; + y.registerNodeType("math3d/quat-slerp", u); + } +})(this); +(function(u) { + function f() { + this.addInput("sel", "boolean"); + this.addOutput("value", "number"); + this.properties = {A:0, B:1}; + this.size = [60, 20]; + } + u = u.LiteGraph; + f.title = "Selector"; + f.desc = "outputs A if selector is true, B if selector is false"; + f.prototype.onExecute = function() { + var f = this.getInputData(0); + if (void 0 !== f) { + for (var n = 1; n < this.inputs.length; n++) { + var d = this.inputs[n], q = this.getInputData(n); + void 0 !== q && (this.properties[d.name] = q); + } + n = this.properties.A; + d = this.properties.B; + this.setOutputData(0, f ? n : d); + } + }; + f.prototype.onGetInputs = function() { + return [["A", 0], ["B", 0]]; + }; + u.registerNodeType("logic/selector", f); +})(this); +(function(u) { + function f() { + this.addInput("A", "Number"); + this.addInput("B", "Number"); + this.addInput("C", "Number"); + this.addInput("D", "Number"); + this.values = [[], [], [], []]; + this.properties = {scale:2}; + } + function h() { + this.addOutput("frame", "image"); + this.properties = {url:""}; + } + function n() { + this.addInput("f", "number"); + this.addOutput("Color", "color"); + this.properties = {colorA:"#444444", colorB:"#44AAFF", colorC:"#44FFAA", colorD:"#FFFFFF"}; + } + function d() { + this.addInput("", "image"); + this.size = [200, 200]; + } + function q() { + this.addInputs([["img1", "image"], ["img2", "image"], ["fade", "number"]]); + this.addOutput("", "image"); + this.properties = {fade:0.5, width:512, height:512}; + } + function t() { + this.addInput("", "image"); + this.addOutput("", "image"); + this.properties = {width:256, height:256, x:0, y:0, scale:1.0}; + this.size = [50, 20]; + } + function v() { + this.addInput("t", "number"); + this.addOutputs([["frame", "image"], ["t", "number"], ["d", "number"]]); + this.properties = {url:"", use_proxy:!0}; + } + function w() { + this.addOutput("Webcam", "image"); + this.properties = {}; + } + var k = u.LiteGraph; + f.title = "Plot"; + f.desc = "Plots data over time"; + f.colors = ["#FFF", "#F99", "#9F9", "#99F"]; + f.prototype.onExecute = function(d) { + if (!this.flags.collapsed) { + d = this.size; + for (var c = 0; 4 > c; ++c) { + var a = this.getInputData(c); + if (null != a) { + var b = this.values[c]; + b.push(a); + b.length > d[0] && b.shift(); + } + } + } + }; + f.prototype.onDrawBackground = function(d) { + if (!this.flags.collapsed) { + var c = this.size, a = 0.5 * c[1] / this.properties.scale, b = f.colors, e = 0.5 * c[1]; + d.fillStyle = "#000"; + d.fillRect(0, 0, c[0], c[1]); + d.strokeStyle = "#555"; + d.beginPath(); + d.moveTo(0, e); + d.lineTo(c[0], e); + d.stroke(); + for (var m = 0; 4 > m; ++m) { + var g = this.values[m]; + d.strokeStyle = b[m]; + d.beginPath(); + var l = g[0] * a * -1 + e; + d.moveTo(0, Math.clamp(l, 0, c[1])); + for (var k = 1; k < g.length && k < c[0]; ++k) { + l = g[k] * a * -1 + e, d.lineTo(k, Math.clamp(l, 0, c[1])); + } + d.stroke(); + } + } + }; + k.registerNodeType("graphics/plot", f); + h.title = "Image"; + h.desc = "Image loader"; + h.widgets = [{name:"load", text:"Load", type:"button"}]; + h.supported_extensions = ["jpg", "jpeg", "png", "gif"]; + h.prototype.onAdded = function() { + "" != this.properties.url && null == this.img && this.loadImage(this.properties.url); + }; + h.prototype.onDrawBackground = function(d) { + this.img && 5 < this.size[0] && 5 < this.size[1] && d.drawImage(this.img, 0, 0, this.size[0], this.size[1]); + }; + h.prototype.onExecute = function() { + this.img || (this.boxcolor = "#000"); + this.img && this.img.width ? this.setOutputData(0, this.img) : this.setOutputData(0, null); + this.img && this.img.dirty && (this.img.dirty = !1); + }; + h.prototype.onPropertyChanged = function(d, c) { + this.properties[d] = c; + "url" == d && "" != c && this.loadImage(c); + return !0; + }; + h.prototype.loadImage = function(d, c) { + if ("" == d) { + this.img = null; + } else { + this.img = document.createElement("img"); + "http" == d.substr(0, 4) && k.proxy && (d = k.proxy + d.substr(d.indexOf(":") + 3)); + this.img.src = d; + this.boxcolor = "#F95"; + var a = this; + this.img.onload = function() { + c && c(this); + a.trace("Image loaded, size: " + a.img.width + "x" + a.img.height); + this.dirty = !0; + a.boxcolor = "#9F9"; + a.setDirtyCanvas(!0); + }; + } + }; + h.prototype.onWidget = function(d, c) { + "load" == c.name && this.loadImage(this.properties.url); + }; + h.prototype.onDropFile = function(d) { + var c = this; + this._url && URL.revokeObjectURL(this._url); + this._url = URL.createObjectURL(d); + this.properties.url = this._url; + this.loadImage(this._url, function(a) { + c.size[1] = a.height / a.width * c.size[0]; + }); + }; + k.registerNodeType("graphics/image", h); + n.title = "Palette"; + n.desc = "Generates a color"; + n.prototype.onExecute = function() { + var d = []; + null != this.properties.colorA && d.push(hex2num(this.properties.colorA)); + null != this.properties.colorB && d.push(hex2num(this.properties.colorB)); + null != this.properties.colorC && d.push(hex2num(this.properties.colorC)); + null != this.properties.colorD && d.push(hex2num(this.properties.colorD)); + var c = this.getInputData(0); + null == c && (c = 0.5); + 1.0 < c ? c = 1.0 : 0.0 > c && (c = 0.0); + if (0 != d.length) { + var a = [0, 0, 0]; + if (0 == c) { + a = d[0]; + } else { + if (1 == c) { + a = d[d.length - 1]; + } else { + var b = (d.length - 1) * c; + c = d[Math.floor(b)]; + d = d[Math.floor(b) + 1]; + b -= Math.floor(b); + a[0] = c[0] * (1 - b) + d[0] * b; + a[1] = c[1] * (1 - b) + d[1] * b; + a[2] = c[2] * (1 - b) + d[2] * b; + } + } + for (var e in a) { + a[e] /= 255; + } + this.boxcolor = colorToString(a); + this.setOutputData(0, a); + } + }; + k.registerNodeType("color/palette", n); + d.title = "Frame"; + d.desc = "Frame viewerew"; + d.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"view", text:"View Image", type:"button"}]; + d.prototype.onDrawBackground = function(d) { + this.frame && d.drawImage(this.frame, 0, 0, this.size[0], this.size[1]); + }; + d.prototype.onExecute = function() { + this.frame = this.getInputData(0); + this.setDirtyCanvas(!0); + }; + d.prototype.onWidget = function(d, c) { + "resize" == c.name && this.frame ? (d = this.frame.width, c = this.frame.height, d || null == this.frame.videoWidth || (d = this.frame.videoWidth, c = this.frame.videoHeight), d && c && (this.size = [d, c]), this.setDirtyCanvas(!0, !0)) : "view" == c.name && this.show(); + }; + d.prototype.show = function() { + showElement && this.frame && showElement(this.frame); + }; + k.registerNodeType("graphics/frame", d); + q.title = "Image fade"; + q.desc = "Fades between images"; + q.widgets = [{name:"resizeA", text:"Resize to A", type:"button"}, {name:"resizeB", text:"Resize to B", type:"button"}]; + q.prototype.onAdded = function() { + this.createCanvas(); + var d = this.canvas.getContext("2d"); + d.fillStyle = "#000"; + d.fillRect(0, 0, this.properties.width, this.properties.height); + }; + q.prototype.createCanvas = function() { + this.canvas = document.createElement("canvas"); + this.canvas.width = this.properties.width; + this.canvas.height = this.properties.height; + }; + q.prototype.onExecute = function() { + var d = this.canvas.getContext("2d"); + this.canvas.width = this.canvas.width; + var c = this.getInputData(0); + null != c && d.drawImage(c, 0, 0, this.canvas.width, this.canvas.height); + c = this.getInputData(2); + null == c ? c = this.properties.fade : this.properties.fade = c; + d.globalAlpha = c; + c = this.getInputData(1); + null != c && d.drawImage(c, 0, 0, this.canvas.width, this.canvas.height); + d.globalAlpha = 1.0; + this.setOutputData(0, this.canvas); + this.setDirtyCanvas(!0); + }; + k.registerNodeType("graphics/imagefade", q); + t.title = "Crop"; + t.desc = "Crop Image"; + t.prototype.onAdded = function() { + this.createCanvas(); + }; + t.prototype.createCanvas = function() { + this.canvas = document.createElement("canvas"); + this.canvas.width = this.properties.width; + this.canvas.height = this.properties.height; + }; + t.prototype.onExecute = function() { + var d = this.getInputData(0); + d && (d.width ? (this.canvas.getContext("2d").drawImage(d, -this.properties.x, -this.properties.y, d.width * this.properties.scale, d.height * this.properties.scale), this.setOutputData(0, this.canvas)) : this.setOutputData(0, null)); + }; + t.prototype.onDrawBackground = function(d) { + this.flags.collapsed || this.canvas && d.drawImage(this.canvas, 0, 0, this.canvas.width, this.canvas.height, 0, 0, this.size[0], this.size[1]); + }; + t.prototype.onPropertyChanged = function(d, c) { + this.properties[d] = c; + "scale" == d ? (this.properties[d] = parseFloat(c), 0 == this.properties[d] && (this.trace("Error in scale"), this.properties[d] = 1.0)) : this.properties[d] = parseInt(c); + this.createCanvas(); + return !0; + }; + k.registerNodeType("graphics/cropImage", t); + v.title = "Video"; + v.desc = "Video playback"; + v.widgets = [{name:"play", text:"PLAY", type:"minibutton"}, {name:"stop", text:"STOP", type:"minibutton"}, {name:"demo", text:"Demo video", type:"button"}, {name:"mute", text:"Mute video", type:"button"}]; + v.prototype.onExecute = function() { + if (this.properties.url && (this.properties.url != this._video_url && this.loadVideo(this.properties.url), this._video && 0 != this._video.width)) { + var d = this.getInputData(0); + d && 0 <= d && 1.0 >= d && (this._video.currentTime = d * this._video.duration, this._video.pause()); + this._video.dirty = !0; + this.setOutputData(0, this._video); + this.setOutputData(1, this._video.currentTime); + this.setOutputData(2, this._video.duration); + this.setDirtyCanvas(!0); + } + }; + v.prototype.onStart = function() { + this.play(); + }; + v.prototype.onStop = function() { + this.stop(); + }; + v.prototype.loadVideo = function(d) { + this._video_url = d; + this.properties.use_proxy && "http" == d.substr(0, 4) && k.proxy && (d = k.proxy + d.substr(d.indexOf(":") + 3)); + this._video = document.createElement("video"); + this._video.src = d; + this._video.type = "type=video/mp4"; + this._video.muted = !0; + this._video.autoplay = !0; + var c = this; + this._video.addEventListener("loadedmetadata", function(a) { + c.trace("Duration: " + this.duration + " seconds"); + c.trace("Size: " + this.videoWidth + "," + this.videoHeight); + c.setDirtyCanvas(!0); + this.width = this.videoWidth; + this.height = this.videoHeight; + }); + this._video.addEventListener("progress", function(a) { + }); + this._video.addEventListener("error", function(a) { + console.log("Error loading video: " + this.src); + c.trace("Error loading video: " + this.src); + if (this.error) { + switch(this.error.code) { + case this.error.MEDIA_ERR_ABORTED: + c.trace("You stopped the video."); + break; + case this.error.MEDIA_ERR_NETWORK: + c.trace("Network error - please try again later."); + break; + case this.error.MEDIA_ERR_DECODE: + c.trace("Video is broken.."); + break; + case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED: + c.trace("Sorry, your browser can't play this video."); + } + } + }); + this._video.addEventListener("ended", function(a) { + c.trace("Ended."); + this.play(); + }); + }; + v.prototype.onPropertyChanged = function(d, c) { + this.properties[d] = c; + "url" == d && "" != c && this.loadVideo(c); + return !0; + }; + v.prototype.play = function() { + this._video && this._video.play(); + }; + v.prototype.playPause = function() { + this._video && (this._video.paused ? this.play() : this.pause()); + }; + v.prototype.stop = function() { + this._video && (this._video.pause(), this._video.currentTime = 0); + }; + v.prototype.pause = function() { + this._video && (this.trace("Video paused"), this._video.pause()); + }; + v.prototype.onWidget = function(d, c) { + }; + k.registerNodeType("graphics/video", v); + w.title = "Webcam"; + w.desc = "Webcam image"; + w.prototype.openStream = function() { + navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia; + window.URL = window.URL || window.webkitURL; + if (navigator.getUserMedia) { + this._waiting_confirmation = !0; + navigator.getUserMedia({video:!0}, this.streamReady.bind(this), function(c) { + console.log("Webcam rejected", c); + d._webcam_stream = !1; + d.box_color = "red"; + }); + var d = this; + } + }; + w.prototype.onRemoved = function() { + this._webcam_stream && (this._webcam_stream.stop(), this._video = this._webcam_stream = null); + }; + w.prototype.streamReady = function(d) { + this._webcam_stream = d; + var c = this._video; + c || (c = document.createElement("video"), c.autoplay = !0, c.src = window.URL.createObjectURL(d), this._video = c, c.onloadedmetadata = function(a) { + console.log(a); + }); + }; + w.prototype.onExecute = function() { + null != this._webcam_stream || this._waiting_confirmation || this.openStream(); + this._video && this._video.videoWidth && (this._video.width = this._video.videoWidth, this._video.height = this._video.videoHeight, this.setOutputData(0, this._video)); + }; + w.prototype.getExtraMenuOptions = function(d) { + var c = this; + return [{content:c.properties.show ? "Hide Frame" : "Show Frame", callback:function() { + c.properties.show = !c.properties.show; + }}]; + }; + w.prototype.onDrawBackground = function(d) { + this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._video || (d.save(), d.drawImage(this._video, 0, 0, this.size[0], this.size[1]), d.restore()); + }; + k.registerNodeType("graphics/webcam", w); +})(this); +(function(u) { + var f = u.LiteGraph; + u.LGraphTexture = null; + if ("undefined" != typeof GL) { + var h = function() { + this.addOutput("Cubemap", "Cubemap"); + this.properties = {name:""}; + this.size = [r.image_preview_size, r.image_preview_size]; + }, n = function() { + this.addInput("in", "Texture"); + this.addOutput("out", "Texture"); + this.properties = {key_color:vec3.fromValues(0., 1., 0.), threshold:0.8, slope:0.2, precision:r.DEFAULT}; + }, d = function() { + this.addOutput("out", "Texture"); + this.properties = {code:"", width:512, height:512, precision:r.DEFAULT}; + this._temp_texture = this._func = null; + }, q = function() { + this.addOutput("out", "Texture"); + this.properties = {width:512, height:512, seed:0, persistence:0.1, octaves:8, scale:1, offset:[0, 0], amplitude:1, precision:r.DEFAULT}; + this._key = 0; + this._uniforms = {u_persistence:0.1, u_seed:0, u_offset:vec2.create(), u_scale:1, u_viewport:vec2.create()}; + }, t = function() { + this.addInput("in", "Texture"); + this.addInput("avg", "number"); + this.addOutput("out", "Texture"); + this.properties = {enabled:!0, scale:1, gamma:1, average_lum:1, lum_white:1, precision:r.LOW}; + this._uniforms = {u_texture:0, u_lumwhite2:1, u_igamma:1, u_scale:1, u_average_lum:1}; + }, v = function() { + this.addInput("in", "Texture"); + this.addInput("exp", "number"); + this.addOutput("out", "Texture"); + this.properties = {exposition:1, precision:r.LOW}; + this._uniforms = {u_texture:0, u_exposition:exp}; + }, w = function() { + this.addInput("in", "Texture"); + this.addInput("f", "number"); + this.addOutput("out", "Texture"); + this.properties = {enabled:!0, factor:1, precision:r.LOW}; + this._uniforms = {u_texture:0, u_factor:1}; + }, k = function() { + this.addOutput("Webcam", "Texture"); + this.properties = {texture_name:""}; + }, m = function() { + this.addInput("Texture", "Texture"); + this.addOutput("Filtered", "Texture"); + this.properties = {intensity:1, radius:5}; + }, c = function() { + this.addInput("in", "Texture"); + this.addInput("dirt", "Texture"); + this.addOutput("out", "Texture"); + this.addOutput("glow", "Texture"); + this.properties = {enabled:!0, intensity:1, persistence:0.99, iterations:16, threshold:0, scale:1, dirt_factor:0.5, precision:r.DEFAULT}; + this._textures = []; + this._uniforms = {u_intensity:1, u_texture:0, u_glow_texture:1, u_threshold:0, u_texel_size:vec2.create()}; + }, a = function() { + this.addInput("Texture", "Texture"); + this.addInput("Iterations", "number"); + this.addInput("Intensity", "number"); + this.addOutput("Blurred", "Texture"); + this.properties = {intensity:1, iterations:1, preserve_aspect:!1, scale:[1, 1], precision:r.DEFAULT}; + }, b = function() { + this.addInput("Texture", "Texture"); + this.addInput("Distance", "number"); + this.addInput("Range", "number"); + this.addOutput("Texture", "Texture"); + this.properties = {distance:100, range:50, only_depth:!1, high_precision:!1}; + this._uniforms = {u_texture:0, u_distance:100, u_range:50, u_camera_planes:null}; + }, e = function() { + this.addInput("Tex.", "Texture"); + this.addOutput("Edges", "Texture"); + this.properties = {invert:!0, threshold:!1, factor:1, precision:r.DEFAULT}; + e._shader || (e._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, e.pixel_shader)); + }, z = function() { + this.addInput("A", "Texture"); + this.addInput("B", "Texture"); + this.addInput("Mixer", "Texture"); + this.addOutput("Texture", "Texture"); + this.properties = {precision:r.DEFAULT}; + z._shader || (z._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, z.pixel_shader)); + }, g = function() { + this.addInput("A", "color"); + this.addInput("B", "color"); + this.addOutput("Texture", "Texture"); + this.properties = {angle:0, scale:1, A:[0, 0, 0], B:[1, 1, 1], texture_size:32}; + g._shader || (g._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, g.pixel_shader)); + this._uniforms = {u_angle:0, u_colorA:vec3.create(), u_colorB:vec3.create()}; + }, l = function() { + this.addInput("R", "Texture"); + this.addInput("G", "Texture"); + this.addInput("B", "Texture"); + this.addInput("A", "Texture"); + this.addOutput("Texture", "Texture"); + this.properties = {}; + l._shader || (l._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, l.pixel_shader)); + }, p = function() { + this.addInput("Texture", "Texture"); + this.addOutput("R", "Texture"); + this.addOutput("G", "Texture"); + this.addOutput("B", "Texture"); + this.addOutput("A", "Texture"); + this.properties = {}; + p._shader || (p._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, p.pixel_shader)); + }, A = function() { + this.addInput("Texture", "Texture"); + this.addInput("LUT", "Texture"); + this.addInput("Intensity", "number"); + this.addOutput("", "Texture"); + this.properties = {intensity:1, precision:r.DEFAULT, texture:null}; + A._shader || (A._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, A.pixel_shader)); + }, G = function() { + this.addInput("Image", "image"); + this.addOutput("", "Texture"); + this.properties = {}; + }, x = function() { + this.addInput("Texture", "Texture"); + this.addOutput("tex", "Texture"); + this.addOutput("avg", "vec4"); + this.addOutput("lum", "number"); + this.properties = {mipmap_offset:0, low_precision:!1}; + this._uniforms = {u_texture:0, u_mipmap_offset:this.properties.mipmap_offset}; + this._luminance = new Float32Array(4); + }, E = function() { + this.addInput("Texture", "Texture"); + this.addOutput("", "Texture"); + this.properties = {iterations:1, generate_mipmaps:!1, precision:r.DEFAULT}; + }, H = function() { + this.addInput("Texture", "Texture"); + this.addOutput("", "Texture"); + this.properties = {size:0, generate_mipmaps:!1, precision:r.DEFAULT}; + }, C = function() { + this.addInput("Texture", "Texture"); + this.properties = {additive:!1, antialiasing:!1, filter:!0, disable_alpha:!1, gamma:1.0}; + this.size[0] = 130; + }, y = function() { + this.addInput("in", "Texture"); + this.addInput("warp", "Texture"); + this.addInput("factor", "number"); + this.addOutput("out", "Texture"); + this.properties = {factor:0.01, precision:r.DEFAULT}; + }, B = function() { + this.addInput("in", "Texture"); + this.addInput("scale", "vec2"); + this.addInput("offset", "vec2"); + this.addOutput("out", "Texture"); + this.properties = {offset:vec2.fromValues(0, 0), scale:vec2.fromValues(1, 1), precision:r.DEFAULT}; + }, D = function() { + this.addOutput("out", "Texture"); + this.properties = {code:"", width:512, height:512, precision:r.DEFAULT}; + this.properties.code = "\nvoid main() {\n vec2 uv = v_coord;\n vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n"; + this._uniforms = {in_texture:0, texSize:vec2.create(), time:0}; + }, F = function() { + this.addInput("Texture", "Texture"); + this.addInput("TextureB", "Texture"); + this.addInput("value", "number"); + this.addOutput("Texture", "Texture"); + this.help = "

pixelcode must be vec3

\r\n\t\t\t

uvcode must be vec2, is optional

\r\n\t\t\t

uv: tex. coords

color: texture

colorB: textureB

time: scene time

value: input value

"; + this.properties = {value:1, uvcode:"", pixelcode:"color + colorB * value", precision:r.DEFAULT}; + }, I = function() { + this.addInput("Texture", "Texture"); + this.addOutput("", "Texture"); + this.properties = {name:""}; + }, J = function() { + this.addInput("Texture", "Texture"); + this.properties = {flipY:!1}; + this.size = [r.image_preview_size, r.image_preview_size]; + }, r = function() { + this.addOutput("Texture", "Texture"); + this.properties = {name:"", filter:!0}; + this.size = [r.image_preview_size, r.image_preview_size]; + }; + u.LGraphTexture = r; + r.title = "Texture"; + r.desc = "Texture"; + r.widgets_info = {name:{widget:"texture"}, filter:{widget:"checkbox"}}; + r.loadTextureCallback = null; + r.image_preview_size = 256; + r.PASS_THROUGH = 1; + r.COPY = 2; + r.LOW = 3; + r.HIGH = 4; + r.REUSE = 5; + r.DEFAULT = 2; + r.MODE_VALUES = {"pass through":r.PASS_THROUGH, copy:r.COPY, low:r.LOW, high:r.HIGH, reuse:r.REUSE, "default":r.DEFAULT}; + r.getTexturesContainer = function() { + return gl.textures; + }; + r.loadTexture = function(a, b) { + b = b || {}; + var c = a; + "http://" == c.substr(0, 7) && f.proxy && (c = f.proxy + c.substr(7)); + return r.getTexturesContainer()[a] = GL.Texture.fromURL(c, b); + }; + r.getTexture = function(a) { + var b = this.getTexturesContainer(); + if (!b) { + throw "Cannot load texture, container of textures not found"; + } + b = b[a]; + return !b && a && ":" != a[0] ? this.loadTexture(a) : b; + }; + r.getTargetTexture = function(a, b, c) { + if (!a) { + throw "LGraphTexture.getTargetTexture expects a reference texture"; + } + switch(c) { + case r.LOW: + c = gl.UNSIGNED_BYTE; + break; + case r.HIGH: + c = gl.HIGH_PRECISION_FORMAT; + break; + case r.REUSE: + return a; + default: + c = a ? a.type : gl.UNSIGNED_BYTE; + } + b && b.width == a.width && b.height == a.height && b.type == c || (b = new GL.Texture(a.width, a.height, {type:c, format:gl.RGBA, filter:gl.LINEAR})); + return b; + }; + r.getTextureType = function(a, b) { + b = b ? b.type : gl.UNSIGNED_BYTE; + switch(a) { + case r.HIGH: + b = gl.HIGH_PRECISION_FORMAT; + break; + case r.LOW: + b = gl.UNSIGNED_BYTE; + } + return b; + }; + r.getNoiseTexture = function() { + if (this._noise_texture) { + return this._noise_texture; + } + for (var a = new Uint8Array(1048576), b = 0; 1048576 > b; ++b) { + a[b] = 255 * Math.random(); + } + return this._noise_texture = a = GL.Texture.fromMemory(512, 512, a, {format:gl.RGBA, wrap:gl.REPEAT, filter:gl.NEAREST}); + }; + r.prototype.onDropFile = function(a, b, c) { + a ? ("string" == typeof a ? a = GL.Texture.fromURL(a) : -1 != b.toLowerCase().indexOf(".dds") ? a = GL.Texture.fromDDSInMemory(a) : (a = new Blob([c]), a = URL.createObjectURL(a), a = GL.Texture.fromURL(a)), this._drop_texture = a, this.properties.name = b) : (this._drop_texture = null, this.properties.name = ""); + }; + r.prototype.getExtraMenuOptions = function(a) { + var b = this; + if (this._drop_texture) { + return [{content:"Clear", callback:function() { + b._drop_texture = null; + b.properties.name = ""; + }}]; + } + }; + r.prototype.onExecute = function() { + var a = null; + this.isOutputConnected(1) && (a = this.getInputData(0)); + !a && this._drop_texture && (a = this._drop_texture); + !a && this.properties.name && (a = r.getTexture(this.properties.name)); + if (a) { + this._last_tex = a; + !1 === this.properties.filter ? a.setParameter(gl.TEXTURE_MAG_FILTER, gl.NEAREST) : a.setParameter(gl.TEXTURE_MAG_FILTER, gl.LINEAR); + this.setOutputData(0, a); + for (var b = 1; b < this.outputs.length; b++) { + var c = this.outputs[b]; + if (c) { + var d = null; + "width" == c.name ? d = a.width : "height" == c.name ? d = a.height : "aspect" == c.name && (d = a.width / a.height); + this.setOutputData(b, d); + } + } + } + }; + r.prototype.onResourceRenamed = function(a, b) { + this.properties.name == a && (this.properties.name = b); + }; + r.prototype.onDrawBackground = function(a) { + if (!(this.flags.collapsed || 20 >= this.size[1])) { + if (this._drop_texture && a.webgl) { + a.drawImage(this._drop_texture, 0, 0, this.size[0], this.size[1]); + } else { + if (this._last_preview_tex != this._last_tex) { + if (a.webgl) { + this._canvas = this._last_tex; + } else { + var b = r.generateLowResTexturePreview(this._last_tex); + if (!b) { + return; + } + this._last_preview_tex = this._last_tex; + this._canvas = cloneCanvas(b); + } + } + this._canvas && (a.save(), a.webgl || (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(this._canvas, 0, 0, this.size[0], this.size[1]), a.restore()); + } + } + }; + r.generateLowResTexturePreview = function(a) { + if (!a) { + return null; + } + var b = r.image_preview_size, c = a; + if (a.format == gl.DEPTH_COMPONENT) { + return null; + } + if (a.width > b || a.height > b) { + c = this._preview_temp_tex, this._preview_temp_tex || (this._preview_temp_tex = c = new GL.Texture(b, b, {minFilter:gl.NEAREST})), a.copyTo(c); + } + a = this._preview_canvas; + a || (this._preview_canvas = a = createCanvas(b, b)); + c && c.toCanvas(a); + return a; + }; + r.prototype.getResources = function(a) { + a[this.properties.name] = GL.Texture; + return a; + }; + r.prototype.onGetInputs = function() { + return [["in", "Texture"]]; + }; + r.prototype.onGetOutputs = function() { + return [["width", "number"], ["height", "number"], ["aspect", "number"]]; + }; + f.registerNodeType("texture/texture", r); + J.title = "Preview"; + J.desc = "Show a texture in the graph canvas"; + J.allow_preview = !1; + J.prototype.onDrawBackground = function(a) { + if (!this.flags.collapsed && (a.webgl || J.allow_preview)) { + var b = this.getInputData(0); + b && (b = !b.handle && a.webgl ? b : r.generateLowResTexturePreview(b), a.save(), this.properties.flipY && (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(b, 0, 0, this.size[0], this.size[1]), a.restore()); + } + }; + f.registerNodeType("texture/preview", J); + I.title = "Save"; + I.desc = "Save a texture in the repository"; + I.prototype.onExecute = function() { + var a = this.getInputData(0); + a && (this.properties.name && (r.storeTexture ? r.storeTexture(this.properties.name, a) : r.getTexturesContainer()[this.properties.name] = a), this.setOutputData(0, a)); + }; + f.registerNodeType("texture/save", I); + F.widgets_info = {uvcode:{widget:"textarea", height:100}, pixelcode:{widget:"textarea", height:100}, precision:{widget:"combo", values:r.MODE_VALUES}}; + F.title = "Operation"; + F.desc = "Texture shader operation"; + F.prototype.getExtraMenuOptions = function(a) { + var b = this; + return [{content:b.properties.show ? "Hide Texture" : "Show Texture", callback:function() { + b.properties.show = !b.properties.show; + }}]; + }; + F.prototype.onDrawBackground = function(a) { + this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._tex || this._tex.gl != a || (a.save(), a.drawImage(this._tex, 0, 0, this.size[0], this.size[1]), a.restore()); + }; + F.prototype.onExecute = function() { + var a = this.getInputData(0); + if (this.isOutputConnected(0)) { + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + var b = this.getInputData(1); + if (this.properties.uvcode || this.properties.pixelcode) { + var c = 512, d = 512; + a ? (c = a.width, d = a.height) : b && (c = b.width, d = b.height); + var e = r.getTextureType(this.properties.precision, a); + this._tex = a || this._tex ? r.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(c, d, {type:e, format:gl.RGBA, filter:gl.LINEAR}); + e = ""; + this.properties.uvcode && (e = "uv = " + this.properties.uvcode, -1 != this.properties.uvcode.indexOf(";") && (e = this.properties.uvcode)); + var f = ""; + this.properties.pixelcode && (f = "result = " + this.properties.pixelcode, -1 != this.properties.pixelcode.indexOf(";") && (f = this.properties.pixelcode)); + var g = this._shader; + if (!g || this._shader_code != e + "|" + f) { + try { + this._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, F.pixel_shader, {UV_CODE:e, PIXEL_CODE:f}), this.boxcolor = "#00FF00"; + } catch (N) { + console.log("Error compiling shader: ", N); + this.boxcolor = "#FF0000"; + return; + } + this.boxcolor = "#FF0000"; + this._shader_code = e + "|" + f; + g = this._shader; + } + if (g) { + this.boxcolor = "green"; + var l = this.getInputData(2); + null != l ? this.properties.value = l : l = parseFloat(this.properties.value); + var k = this.graph.getTime(); + this._tex.drawTo(function() { + gl.disable(gl.DEPTH_TEST); + gl.disable(gl.CULL_FACE); + gl.disable(gl.BLEND); + a && a.bind(0); + b && b.bind(1); + var e = Mesh.getScreenQuad(); + g.uniforms({u_texture:0, u_textureB:1, value:l, texSize:[c, d], time:k}).draw(e); + }); + this.setOutputData(0, this._tex); + } else { + this.boxcolor = "red"; + } + } + } + } + }; + F.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform vec2 texSize;\n\r\n\t\t\tuniform float time;\n\r\n\t\t\tuniform float value;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tUV_CODE;\n\r\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\r\n\t\t\t\tvec3 color = color4.rgb;\n\r\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\r\n\t\t\t\tvec3 colorB = color4B.rgb;\n\r\n\t\t\t\tvec3 result = color;\n\r\n\t\t\t\tfloat alpha = 1.0;\n\r\n\t\t\t\tPIXEL_CODE;\n\r\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/operation", F); + D.title = "Shader"; + D.desc = "Texture shader"; + D.widgets_info = {code:{type:"code"}, precision:{widget:"combo", values:r.MODE_VALUES}}; + D.prototype.onPropertyChanged = function(a, b) { + if ("code" == a && (a = this.getShader())) { + b = a.uniformInfo; + if (this.inputs) { + for (var c = {}, d = 0; d < this.inputs.length; ++d) { + var e = this.getInputInfo(d); + e && (b[e.name] && !c[e.name] ? c[e.name] = !0 : (this.removeInput(d), d--)); + } + } + for (d in b) { + if (e = a.uniformInfo[d], null !== e.loc && "time" != d) { + if (this._shader.samplers[d]) { + b = "texture"; + } else { + switch(e.size) { + case 1: + b = "number"; + break; + case 2: + b = "vec2"; + break; + case 3: + b = "vec3"; + break; + case 4: + b = "vec4"; + break; + case 9: + b = "mat3"; + break; + case 16: + b = "mat4"; + break; + default: + continue; + } + } + c = this.findInputSlot(d); + if (-1 != c && (e = this.getInputInfo(c))) { + if (e.type == b) { + continue; + } + this.removeInput(c, b); + } + this.addInput(d, b); + } + } + } + }; + D.prototype.getShader = function() { + if (this._shader && this._shader_code == this.properties.code) { + return this._shader; + } + this._shader_code = this.properties.code; + this._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, D.pixel_shader + this.properties.code), this.boxcolor = "green"; + return this._shader; + }; + D.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var a = this.getShader(); + if (a) { + for (var b = 0, c = null, d = 0; d < this.inputs.length; ++d) { + var e = this.getInputInfo(d), f = this.getInputData(d); + null != f && (f.constructor === GL.Texture && (f.bind(b), c || (c = f), f = b, b++), a.setUniform(e.name, f)); + } + var g = this._uniforms; + b = r.getTextureType(this.properties.precision, c); + d = this.properties.width | 0; + e = this.properties.height | 0; + 0 == d && (d = c ? c.width : gl.canvas.width); + 0 == e && (e = c ? c.height : gl.canvas.height); + g.texSize[0] = d; + g.texSize[1] = e; + g.time = this.graph.getTime(); + this._tex && this._tex.type == b && this._tex.width == d && this._tex.height == e || (this._tex = new GL.Texture(d, e, {type:b, format:gl.RGBA, filter:gl.LINEAR})); + this._tex.drawTo(function() { + a.uniforms(g).draw(GL.Mesh.getScreenQuad()); + }); + this.setOutputData(0, this._tex); + } + } + }; + D.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float time;\n\r\n\t"; + f.registerNodeType("texture/shader", D); + B.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + B.title = "Scale/Offset"; + B.desc = "Applies an scaling and offseting"; + B.prototype.onExecute = function() { + var a = this.getInputData(0); + if (this.isOutputConnected(0) && a) { + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + var b = a.width, c = a.height, d = this.precision === r.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT; + this.precision === r.DEFAULT && (d = a.type); + this._tex && this._tex.width == b && this._tex.height == c && this._tex.type == d || (this._tex = new GL.Texture(b, c, {type:d, format:gl.RGBA, filter:gl.LINEAR})); + var e = this._shader; + e || (e = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, B.pixel_shader)); + var f = this.getInputData(1); + f ? (this.properties.scale[0] = f[0], this.properties.scale[1] = f[1]) : f = this.properties.scale; + var g = this.getInputData(2); + g ? (this.properties.offset[0] = g[0], this.properties.offset[1] = g[1]) : g = this.properties.offset; + this._tex.drawTo(function() { + gl.disable(gl.DEPTH_TEST); + gl.disable(gl.CULL_FACE); + gl.disable(gl.BLEND); + a.bind(0); + var b = Mesh.getScreenQuad(); + e.uniforms({u_texture:0, u_scale:f, u_offset:g}).draw(b); + }); + this.setOutputData(0, this._tex); + } + } + }; + B.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform vec2 u_scale;\n\r\n\t\t\tuniform vec2 u_offset;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tuv = uv / u_scale - u_offset;\n\r\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/scaleOffset", B); + y.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + y.title = "Warp"; + y.desc = "Texture warp operation"; + y.prototype.onExecute = function() { + var a = this.getInputData(0); + if (this.isOutputConnected(0)) { + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + var b = this.getInputData(1), c = 512, d = 512; + a ? (c = a.width, d = a.height) : b && (c = b.width, d = b.height); + this._tex = a || this._tex ? r.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(c, d, {type:this.precision === r.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT, format:gl.RGBA, filter:gl.LINEAR}); + var e = this._shader; + e || (e = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, y.pixel_shader)); + var f = this.getInputData(2); + null != f ? this.properties.factor = f : f = parseFloat(this.properties.factor); + this._tex.drawTo(function() { + gl.disable(gl.DEPTH_TEST); + gl.disable(gl.CULL_FACE); + gl.disable(gl.BLEND); + a && a.bind(0); + b && b.bind(1); + var c = Mesh.getScreenQuad(); + e.uniforms({u_texture:0, u_textureB:1, u_factor:f}).draw(c); + }); + this.setOutputData(0, this._tex); + } + } + }; + y.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\r\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/warp", y); + C.title = "to Viewport"; + C.desc = "Texture to viewport"; + C.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a) { + this.properties.disable_alpha ? gl.disable(gl.BLEND) : (gl.enable(gl.BLEND), this.properties.additive ? gl.blendFunc(gl.SRC_ALPHA, gl.ONE) : gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)); + gl.disable(gl.DEPTH_TEST); + var b = this.properties.gamma || 1.0; + this.isInputConnected(1) && (b = this.getInputData(1)); + a.setParameter(gl.TEXTURE_MAG_FILTER, this.properties.filter ? gl.LINEAR : gl.NEAREST); + if (this.properties.antialiasing) { + C._shader || (C._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, C.aa_pixel_shader)); + gl.getViewport(); + var c = Mesh.getScreenQuad(); + a.bind(0); + C._shader.uniforms({u_texture:0, uViewportSize:[a.width, a.height], u_igamma:1 / b, inverseVP:[1 / a.width, 1 / a.height]}).draw(c); + } else { + 1.0 != b ? (C._gamma_shader || (C._gamma_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, C.gamma_pixel_shader)), a.toViewport(C._gamma_shader, {u_texture:0, u_igamma:1 / b})) : a.toViewport(); + } + } + }; + C.prototype.onGetInputs = function() { + return [["gamma", "number"]]; + }; + C.aa_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 uViewportSize;\n\r\n\t\t\tuniform vec2 inverseVP;\n\r\n\t\t\tuniform float u_igamma;\n\r\n\t\t\t#define FXAA_REDUCE_MIN (1.0/ 128.0)\n\r\n\t\t\t#define FXAA_REDUCE_MUL (1.0 / 8.0)\n\r\n\t\t\t#define FXAA_SPAN_MAX 8.0\n\r\n\t\t\t\n\r\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\r\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\r\n\t\t\t{\n\r\n\t\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\r\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbM = texture2D(tex, fragCoord * inverseVP).xyz;\n\r\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\r\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\r\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\r\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\r\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\r\n\t\t\t\tfloat lumaM = dot(rgbM, luma);\n\r\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\r\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\r\n\t\t\t\t\n\r\n\t\t\t\tvec2 dir;\n\r\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\r\n\t\t\t\tdir.y = ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\r\n\t\t\t\t\n\r\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\r\n\t\t\t\t\n\r\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\r\n\t\t\t\tdir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX), max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX), dir * rcpDirMin)) * inverseVP;\n\r\n\t\t\t\t\n\r\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\r\n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\r\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\r\n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\r\n\t\t\t\t\n\r\n\t\t\t\t//return vec4(rgbA,1.0);\n\r\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\r\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\r\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\r\n\t\t\t\telse\n\r\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\r\n\t\t\t\tif(u_igamma != 1.0)\n\r\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\r\n\t\t\t\treturn color;\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\r\n\t\t\t}\n\r\n\t\t\t"; + C.gamma_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_igamma;\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\r\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\r\n\t\t\t gl_FragColor = color;\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/toviewport", C); + H.title = "Copy"; + H.desc = "Copy Texture"; + H.widgets_info = {size:{widget:"combo", values:[0, 32, 64, 128, 256, 512, 1024, 2048]}, precision:{widget:"combo", values:r.MODE_VALUES}}; + H.prototype.onExecute = function() { + var a = this.getInputData(0); + if ((a || this._temp_texture) && this.isOutputConnected(0)) { + if (a) { + var b = a.width, c = a.height; + 0 != this.properties.size && (c = b = this.properties.size); + var d = this._temp_texture, e = a.type; + this.properties.precision === r.LOW ? e = gl.UNSIGNED_BYTE : this.properties.precision === r.HIGH && (e = gl.HIGH_PRECISION_FORMAT); + d && d.width == b && d.height == c && d.type == e || (d = gl.LINEAR, this.properties.generate_mipmaps && isPowerOfTwo(b) && isPowerOfTwo(c) && (d = gl.LINEAR_MIPMAP_LINEAR), this._temp_texture = new GL.Texture(b, c, {type:e, format:gl.RGBA, minFilter:d, magFilter:gl.LINEAR})); + a.copyTo(this._temp_texture); + this.properties.generate_mipmaps && (this._temp_texture.bind(0), gl.generateMipmap(this._temp_texture.texture_type), this._temp_texture.unbind(0)); + } + this.setOutputData(0, this._temp_texture); + } + }; + f.registerNodeType("texture/copy", H); + E.title = "Downsample"; + E.desc = "Downsample Texture"; + E.widgets_info = {iterations:{type:"number", step:1, precision:0, min:1}, precision:{widget:"combo", values:r.MODE_VALUES}}; + E.prototype.onExecute = function() { + var a = this.getInputData(0); + if ((a || this._temp_texture) && this.isOutputConnected(0) && a && a.texture_type === GL.TEXTURE_2D) { + var b = E._shader; + b || (E._shader = b = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, E.pixel_shader)); + var c = a.width | 0, d = a.height | 0, e = a.type; + this.properties.precision === r.LOW ? e = gl.UNSIGNED_BYTE : this.properties.precision === r.HIGH && (e = gl.HIGH_PRECISION_FORMAT); + var f = this.properties.iterations || 1, g = a, l = []; + e = {type:e, format:a.format}; + var k = vec2.create(), m = {u_offset:k}; + this._texture && GL.Texture.releaseTemporary(this._texture); + for (var h = 0; h < f; ++h) { + k[0] = 1 / c; + k[1] = 1 / d; + c = c >> 1 || 0; + d = d >> 1 || 0; + a = GL.Texture.getTemporary(c, d, e); + l.push(a); + g.setParameter(GL.TEXTURE_MAG_FILTER, GL.NEAREST); + g.copyTo(a, b, m); + if (1 == c && 1 == d) { + break; + } + g = a; + } + this._texture = l.pop(); + for (h = 0; h < l.length; ++h) { + GL.Texture.releaseTemporary(l[h]); + } + this.properties.generate_mipmaps && (this._texture.bind(0), gl.generateMipmap(this._texture.texture_type), this._texture.unbind(0)); + this.setOutputData(0, this._texture); + } + }; + E.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_offset;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\r\n\t\t\t gl_FragColor = color * 0.25;\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/downsample", E); + x.title = "Average"; + x.desc = "Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture"; + x.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a && (this.isOutputConnected(0) || this.isOutputConnected(1) || this.isOutputConnected(2))) { + if (!x._shader) { + x._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.pixel_shader); + for (var b = new Float32Array(32), c = 0; 32 > c; ++c) { + b[c] = Math.random(); + } + x._shader.uniforms({u_samples_a:b.subarray(0, 16), u_samples_b:b.subarray(16, 32)}); + } + c = this._temp_texture; + b = gl.UNSIGNED_BYTE; + a.type != b && (b = gl.FLOAT); + c && c.type == b || (this._temp_texture = new GL.Texture(1, 1, {type:b, format:gl.RGBA, filter:gl.NEAREST})); + var d = x._shader, e = this._uniforms; + e.u_mipmap_offset = this.properties.mipmap_offset; + this._temp_texture.drawTo(function() { + a.toViewport(d, e); + }); + this.setOutputData(0, this._temp_texture); + if (this.isOutputConnected(1) || this.isOutputConnected(2)) { + if (c = this._temp_texture.getPixels()) { + var f = this._luminance; + b = this._temp_texture.type; + f.set(c); + b == gl.UNSIGNED_BYTE ? vec4.scale(f, f, 1 / 255) : (b == GL.HALF_FLOAT || b == GL.HALF_FLOAT_OES) && vec4.scale(f, f, 1 / 65025); + this.setOutputData(1, f); + this.setOutputData(2, (f[0] + f[1] + f[2]) / 3); + } + } + } + }; + x.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tuniform mat4 u_samples_a;\n\r\n\t\t\tuniform mat4 u_samples_b;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_mipmap_offset;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\r\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\r\n\t\t\t\t\t{\n\r\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\r\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\r\n\t\t\t\t\t}\n\r\n\t\t\t gl_FragColor = color * 0.03125;\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/average", x); + G.title = "Image to Texture"; + G.desc = "Uploads an image to the GPU"; + G.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a) { + var b = a.videoWidth || a.width, c = a.videoHeight || a.height; + if (a.gltexture) { + this.setOutputData(0, a.gltexture); + } else { + var d = this._temp_texture; + d && d.width == b && d.height == c || (this._temp_texture = new GL.Texture(b, c, {format:gl.RGBA, filter:gl.LINEAR})); + try { + this._temp_texture.uploadImage(a); + } catch (L) { + console.error("image comes from an unsafe location, cannot be uploaded to webgl: " + L); + return; + } + this.setOutputData(0, this._temp_texture); + } + } + }; + f.registerNodeType("texture/imageToTexture", G); + A.widgets_info = {texture:{widget:"texture"}, precision:{widget:"combo", values:r.MODE_VALUES}}; + A.title = "LUT"; + A.desc = "Apply LUT to Texture"; + A.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var a = this.getInputData(0); + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + if (a) { + var b = this.getInputData(1); + b || (b = r.getTexture(this.properties.texture)); + if (b) { + b.bind(0); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); + gl.bindTexture(gl.TEXTURE_2D, null); + var c = this.properties.intensity; + this.isInputConnected(2) && (this.properties.intensity = c = this.getInputData(2)); + this._tex = r.getTargetTexture(a, this._tex, this.properties.precision); + this._tex.drawTo(function() { + b.bind(1); + a.toViewport(A._shader, {u_texture:0, u_textureB:1, u_amount:c}); + }); + this.setOutputData(0, this._tex); + } else { + this.setOutputData(0, a); + } + } + } + } + }; + A.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform float u_amount;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\r\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\r\n\t\t\t\t mediump vec2 quad1;\n\r\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\r\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\r\n\t\t\t\t mediump vec2 quad2;\n\r\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\r\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\r\n\t\t\t\t highp vec2 texPos1;\n\r\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\r\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\r\n\t\t\t\t highp vec2 texPos2;\n\r\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\r\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\r\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\r\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\r\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\r\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/LUT", A); + p.title = "Texture to Channels"; + p.desc = "Split texture channels"; + p.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a) { + this._channels || (this._channels = Array(4)); + for (var b = 0, c = 0; 4 > c; c++) { + this.isOutputConnected(c) ? (this._channels[c] && this._channels[c].width == a.width && this._channels[c].height == a.height && this._channels[c].type == a.type || (this._channels[c] = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR})), b++) : this._channels[c] = null; + } + if (b) { + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var d = Mesh.getScreenQuad(), e = p._shader, f = [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]; + for (c = 0; 4 > c; c++) { + this._channels[c] && (this._channels[c].drawTo(function() { + a.bind(0); + e.uniforms({u_texture:0, u_mask:f[c]}).draw(d); + }), this.setOutputData(c, this._channels[c])); + } + } + } + }; + p.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec4 u_mask;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/textureChannels", p); + l.title = "Channels to Texture"; + l.desc = "Split texture channels"; + l.prototype.onExecute = function() { + var a = [this.getInputData(0), this.getInputData(1), this.getInputData(2), this.getInputData(3)]; + if (a[0] && a[1] && a[2] && a[3]) { + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var b = Mesh.getScreenQuad(), c = l._shader; + this._tex = r.getTargetTexture(a[0], this._tex); + this._tex.drawTo(function() { + a[0].bind(0); + a[1].bind(1); + a[2].bind(2); + a[3].bind(3); + c.uniforms({u_textureR:0, u_textureG:1, u_textureB:2, u_textureA:3}).draw(b); + }); + this.setOutputData(0, this._tex); + } + }; + l.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_textureR;\n\r\n\t\t\tuniform sampler2D u_textureG;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform sampler2D u_textureA;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t gl_FragColor = vec4( \r\n\t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/channelsTexture", l); + g.title = "Gradient"; + g.desc = "Generates a gradient"; + g["@A"] = {type:"color"}; + g["@B"] = {type:"color"}; + g["@texture_size"] = {type:"enum", values:[32, 64, 128, 256, 512]}; + g.prototype.onExecute = function() { + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var a = GL.Mesh.getScreenQuad(), b = g._shader, c = this.getInputData(0); + c || (c = this.properties.A); + var d = this.getInputData(1); + d || (d = this.properties.B); + for (var e = 2; e < this.inputs.length; e++) { + var f = this.inputs[e], l = this.getInputData(e); + void 0 !== l && (this.properties[f.name] = l); + } + var k = this._uniforms; + this._uniforms.u_angle = this.properties.angle * DEG2RAD; + this._uniforms.u_scale = this.properties.scale; + vec3.copy(k.u_colorA, c); + vec3.copy(k.u_colorB, d); + c = parseInt(this.properties.texture_size); + this._tex && this._tex.width == c || (this._tex = new GL.Texture(c, c, {format:gl.RGB, filter:gl.LINEAR})); + this._tex.drawTo(function() { + b.uniforms(k).draw(a); + }); + this.setOutputData(0, this._tex); + }; + g.prototype.onGetInputs = function() { + return [["angle", "number"], ["scale", "number"]]; + }; + g.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float u_angle;\n\r\n\t\t\tuniform float u_scale;\n\r\n\t\t\tuniform vec3 u_colorA;\n\r\n\t\t\tuniform vec3 u_colorB;\n\r\n\t\t\t\n\r\n\t\t\tvec2 rotate(vec2 v, float angle)\n\r\n\t\t\t{\n\r\n\t\t\t\tvec2 result;\n\r\n\t\t\t\tfloat _cos = cos(angle);\n\r\n\t\t\t\tfloat _sin = sin(angle);\n\r\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\r\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\r\n\t\t\t\treturn result;\n\r\n\t\t\t}\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\r\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\r\n\t\t\t gl_FragColor = vec4(color,1.0);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/gradient", g); + z.title = "Mix"; + z.desc = "Generates a texture mixing two textures"; + z.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + z.prototype.onExecute = function() { + var a = this.getInputData(0); + if (this.isOutputConnected(0)) { + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + var b = this.getInputData(1), c = this.getInputData(2); + if (a && b && c) { + this._tex = r.getTargetTexture(a, this._tex, this.properties.precision); + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var d = Mesh.getScreenQuad(), e = z._shader; + this._tex.drawTo(function() { + a.bind(0); + b.bind(1); + c.bind(2); + e.uniforms({u_textureA:0, u_textureB:1, u_textureMix:2}).draw(d); + }); + this.setOutputData(0, this._tex); + } + } + } + }; + z.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_textureA;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform sampler2D u_textureMix;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/mix", z); + e.title = "Edges"; + e.desc = "Detects edges"; + e.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + e.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var a = this.getInputData(0); + if (this.properties.precision === r.PASS_THROUGH) { + this.setOutputData(0, a); + } else { + if (a) { + this._tex = r.getTargetTexture(a, this._tex, this.properties.precision); + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var b = Mesh.getScreenQuad(), c = e._shader, d = this.properties.invert, f = this.properties.factor, g = this.properties.threshold ? 1 : 0; + this._tex.drawTo(function() { + a.bind(0); + c.uniforms({u_texture:0, u_isize:[1 / a.width, 1 / a.height], u_factor:f, u_threshold:g, u_invert:d ? 1 : 0}).draw(b); + }); + this.setOutputData(0, this._tex); + } + } + } + }; + e.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_isize;\n\r\n\t\t\tuniform int u_invert;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\r\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\r\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\r\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\r\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\r\n\t\t\t\tdiff *= u_factor;\n\r\n\t\t\t\tif(u_invert == 1)\n\r\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\r\n\t\t\t\tif( u_threshold == 0.0 )\n\r\n\t\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\r\n\t\t\t\telse\n\r\n\t\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/edges", e); + b.title = "Depth Range"; + b.desc = "Generates a texture with a depth range"; + b.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var a = this.getInputData(0); + if (a) { + var c = gl.UNSIGNED_BYTE; + this.properties.high_precision && (c = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT); + this._temp_texture && this._temp_texture.type == c && this._temp_texture.width == a.width && this._temp_texture.height == a.height || (this._temp_texture = new GL.Texture(a.width, a.height, {type:c, format:gl.RGBA, filter:gl.LINEAR})); + var d = this._uniforms; + c = this.properties.distance; + this.isInputConnected(1) && (c = this.getInputData(1), this.properties.distance = c); + var e = this.properties.range; + this.isInputConnected(2) && (e = this.getInputData(2), this.properties.range = e); + d.u_distance = c; + d.u_range = e; + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var f = Mesh.getScreenQuad(); + b._shader || (b._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, b.pixel_shader), b._shader_onlydepth = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, b.pixel_shader, {ONLY_DEPTH:""})); + var g = this.properties.only_depth ? b._shader_onlydepth : b._shader; + c = null; + c = a.near_far_planes ? a.near_far_planes : window.LS && LS.Renderer._main_camera ? LS.Renderer._main_camera._uniforms.u_camera_planes : [0.1, 1000]; + d.u_camera_planes = c; + this._temp_texture.drawTo(function() { + a.bind(0); + g.uniforms(d).draw(f); + }); + this._temp_texture.near_far_planes = c; + this.setOutputData(0, this._temp_texture); + } + } + }; + b.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform float u_distance;\n\r\n\t\t\tuniform float u_range;\n\r\n\t\t\t\n\r\n\t\t\tfloat LinearDepth()\n\r\n\t\t\t{\n\r\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\r\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\r\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\r\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\r\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat depth = LinearDepth();\n\r\n\t\t\t\t#ifdef ONLY_DEPTH\n\r\n\t\t\t\t gl_FragColor = vec4(depth);\n\r\n\t\t\t\t#else\n\r\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\r\n\t\t\t\t\tfloat dof = 1.0;\n\r\n\t\t\t\t\tif(diff <= u_range)\n\r\n\t\t\t\t\t\tdof = diff / u_range;\n\r\n\t\t\t\t gl_FragColor = vec4(dof);\n\r\n\t\t\t\t#endif\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("texture/depth_range", b); + a.title = "Blur"; + a.desc = "Blur a texture"; + a.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + a.max_iterations = 20; + a.prototype.onExecute = function() { + var b = this.getInputData(0); + if (b && this.isOutputConnected(0)) { + var c = this._final_texture; + c && c.width == b.width && c.height == b.height && c.type == b.type || (c = this._final_texture = new GL.Texture(b.width, b.height, {type:b.type, format:gl.RGBA, filter:gl.LINEAR})); + var d = this.properties.iterations; + this.isInputConnected(1) && (d = this.getInputData(1), this.properties.iterations = d); + d = Math.min(Math.floor(d), a.max_iterations); + if (0 == d) { + this.setOutputData(0, b); + } else { + var e = this.properties.intensity; + this.isInputConnected(2) && (e = this.getInputData(2), this.properties.intensity = e); + var g = f.camera_aspect; + g || void 0 === window.gl || (g = gl.canvas.height / gl.canvas.width); + g || (g = 1); + g = this.properties.preserve_aspect ? g : 1; + var l = this.properties.scale || [1, 1]; + b.applyBlur(g * l[0], l[1], e, c); + for (b = 1; b < d; ++b) { + c.applyBlur(g * l[0] * (b + 1), l[1] * (b + 1), e); + } + this.setOutputData(0, c); + } + } + }; + f.registerNodeType("texture/blur", a); + c.title = "Glow"; + c.desc = "Filters a texture giving it a glow effect"; + c.weights = new Float32Array([0.5, 0.4, 0.3, 0.2]); + c.widgets_info = {iterations:{type:"number", min:0, max:16, step:1, precision:0}, threshold:{type:"number", min:0, max:10, step:0.01, precision:2}, precision:{widget:"combo", values:r.MODE_VALUES}}; + c.prototype.onGetInputs = function() { + return [["enabled", "boolean"], ["threshold", "number"], ["intensity", "number"], ["persistence", "number"], ["iterations", "number"], ["dirt_factor", "number"]]; + }; + c.prototype.onGetOutputs = function() { + return [["average", "Texture"]]; + }; + c.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a && this.isAnyOutputConnected()) { + if (this.properties.precision === r.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) { + this.setOutputData(0, a); + } else { + var b = a.width, d = a.height, e = {format:a.format, type:a.type, minFilter:GL.LINEAR, magFilter:GL.LINEAR, wrap:gl.CLAMP_TO_EDGE}, f = r.getTextureType(this.properties.precision, a), g = this._uniforms, l = this._textures, k = c._cut_shader; + k || (k = c._cut_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.cut_pixel_shader)); + gl.disable(gl.DEPTH_TEST); + gl.disable(gl.BLEND); + g.u_threshold = this.getInputOrProperty("threshold"); + var h = l[0] = GL.Texture.getTemporary(b, d, e); + a.blit(h, k.uniforms(g)); + var m = h, p = this.getInputOrProperty("iterations"); + p = Math.clamp(p, 1, 16) | 0; + var n = g.u_texel_size, q = this.getInputOrProperty("intensity"); + g.u_intensity = 1; + g.u_delta = this.properties.scale; + k = c._shader; + k || (k = c._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.scale_pixel_shader)); + for (var t = 1; t < p; t++) { + b >>= 1; + 1 < (d | 0) && (d >>= 1); + if (2 > b) { + break; + } + h = l[t] = GL.Texture.getTemporary(b, d, e); + n[0] = 1 / m.width; + n[1] = 1 / m.height; + m.blit(h, k.uniforms(g)); + m = h; + } + this.isOutputConnected(2) && (b = this._average_texture, b && b.type == a.type && b.format == a.format || (b = this._average_texture = new GL.Texture(1, 1, {type:a.type, format:a.format, filter:gl.LINEAR})), n[0] = 1 / m.width, n[1] = 1 / m.height, g.u_intensity = q, g.u_delta = 1, m.blit(b, k.uniforms(g)), this.setOutputData(2, b)); + gl.enable(gl.BLEND); + gl.blendFunc(gl.ONE, gl.ONE); + g.u_intensity = this.getInputOrProperty("persistence"); + g.u_delta = 0.5; + for (t -= 2; 0 <= t; t--) { + h = l[t], l[t] = null, n[0] = 1 / m.width, n[1] = 1 / m.height, m.blit(h, k.uniforms(g)), GL.Texture.releaseTemporary(m), m = h; + } + gl.disable(gl.BLEND); + this.isOutputConnected(1) && (l = this._glow_texture, l && l.width == a.width && l.height == a.height && l.type == f && l.format == a.format || (l = this._glow_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR})), m.blit(l), this.setOutputData(1, l)); + if (this.isOutputConnected(0)) { + l = this._final_texture; + l && l.width == a.width && l.height == a.height && l.type == f && l.format == a.format || (l = this._final_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR})); + var v = this.getInputData(1), u = this.getInputOrProperty("dirt_factor"); + g.u_intensity = q; + k = v ? c._dirt_final_shader : c._final_shader; + k || (k = v ? c._dirt_final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.final_pixel_shader, {USE_DIRT:""}) : c._final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.final_pixel_shader)); + l.drawTo(function() { + a.bind(0); + m.bind(1); + v && (k.setUniform("u_dirt_factor", u), k.setUniform("u_dirt_texture", v.bind(2))); + k.toViewport(g); + }); + this.setOutputData(0, l); + } + GL.Texture.releaseTemporary(m); + } + } + }; + c.cut_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_threshold;\n\r\n\t\tvoid main() {\n\r\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\r\n\t\t}"; + c.scale_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 u_texel_size;\n\r\n\t\tuniform float u_delta;\n\r\n\t\tuniform float u_intensity;\n\r\n\t\t\n\r\n\t\tvec4 sampleBox(vec2 uv) {\n\r\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\r\n\t\t\treturn s * 0.25;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\r\n\t\t}"; + c.final_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_glow_texture;\n\r\n\t\t#ifdef USE_DIRT\n\r\n\t\t\tuniform sampler2D u_dirt_texture;\n\r\n\t\t#endif\n\r\n\t\tuniform vec2 u_texel_size;\n\r\n\t\tuniform float u_delta;\n\r\n\t\tuniform float u_intensity;\n\r\n\t\tuniform float u_dirt_factor;\n\r\n\t\t\n\r\n\t\tvec4 sampleBox(vec2 uv) {\n\r\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\r\n\t\t\treturn s * 0.25;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 glow = sampleBox( v_coord );\n\r\n\t\t\t#ifdef USE_DIRT\n\r\n\t\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\r\n\t\t\t#endif\n\r\n\t\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\r\n\t\t}"; + f.registerNodeType("texture/glow", c); + m.title = "Kuwahara Filter"; + m.desc = "Filters a texture giving an artistic oil canvas painting"; + m.max_radius = 10; + m._shaders = []; + m.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a && this.isOutputConnected(0)) { + var b = this._temp_texture; + b && b.width == a.width && b.height == a.height && b.type == a.type || (this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR})); + b = this.properties.radius; + b = Math.min(Math.floor(b), m.max_radius); + if (0 == b) { + this.setOutputData(0, a); + } else { + var c = this.properties.intensity, d = f.camera_aspect; + d || void 0 === window.gl || (d = gl.canvas.height / gl.canvas.width); + d || (d = 1); + d = this.properties.preserve_aspect ? d : 1; + m._shaders[b] || (m._shaders[b] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, m.pixel_shader, {RADIUS:b.toFixed(0)})); + var e = m._shaders[b], g = GL.Mesh.getScreenQuad(); + a.bind(0); + this._temp_texture.drawTo(function() { + e.uniforms({u_texture:0, u_intensity:c, u_resolution:[a.width, a.height], u_iResolution:[1 / a.width, 1 / a.height]}).draw(g); + }); + this.setOutputData(0, this._temp_texture); + } + } + }; + m.pixel_shader = "\n\r\n\tprecision highp float;\n\r\n\tvarying vec2 v_coord;\n\r\n\tuniform sampler2D u_texture;\n\r\n\tuniform float u_intensity;\n\r\n\tuniform vec2 u_resolution;\n\r\n\tuniform vec2 u_iResolution;\n\r\n\t#ifndef RADIUS\n\r\n\t\t#define RADIUS 7\n\r\n\t#endif\n\r\n\tvoid main() {\n\r\n\t\n\r\n\t\tconst int radius = RADIUS;\n\r\n\t\tvec2 fragCoord = v_coord;\n\r\n\t\tvec2 src_size = u_iResolution;\n\r\n\t\tvec2 uv = v_coord;\n\r\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\r\n\t\tint i;\n\r\n\t\tint j;\n\r\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\r\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\r\n\t\tvec3 c;\n\r\n\t\t\n\r\n\t\tfor (int j = -radius; j <= 0; ++j) {\n\r\n\t\t\tfor (int i = -radius; i <= 0; ++i) {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm0 += c;\n\r\n\t\t\t\ts0 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = -radius; j <= 0; ++j) {\n\r\n\t\t\tfor (int i = 0; i <= radius; ++i) {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm1 += c;\n\r\n\t\t\t\ts1 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = 0; j <= radius; ++j) {\n\r\n\t\t\tfor (int i = 0; i <= radius; ++i) {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm2 += c;\n\r\n\t\t\t\ts2 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = 0; j <= radius; ++j) {\n\r\n\t\t\tfor (int i = -radius; i <= 0; ++i) {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm3 += c;\n\r\n\t\t\t\ts3 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat min_sigma2 = 1e+2;\n\r\n\t\tm0 /= n;\n\r\n\t\ts0 = abs(s0 / n - m0 * m0);\n\r\n\t\t\n\r\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm1 /= n;\n\r\n\t\ts1 = abs(s1 / n - m1 * m1);\n\r\n\t\t\n\r\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm2 /= n;\n\r\n\t\ts2 = abs(s2 / n - m2 * m2);\n\r\n\t\t\n\r\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm3 /= n;\n\r\n\t\ts3 = abs(s3 / n - m3 * m3);\n\r\n\t\t\n\r\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\r\n\t\t}\n\r\n\t}\n\r\n\t"; + f.registerNodeType("texture/kuwahara", m); + k.title = "Webcam"; + k.desc = "Webcam texture"; + k.prototype.openStream = function() { + navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia; + window.URL = window.URL || window.webkitURL; + if (navigator.getUserMedia) { + this._waiting_confirmation = !0; + var a = this; + navigator.getUserMedia({video:!0}, this.streamReady.bind(this), function(b) { + console.log("Webcam rejected", b); + a._webcam_stream = !1; + a.box_color = "red"; + }); + } + }; + k.prototype.streamReady = function(a) { + this._webcam_stream = a; + var b = this._video; + b || (b = document.createElement("video"), b.autoplay = !0, b.src = window.URL.createObjectURL(a), this._video = b, b.onloadedmetadata = function(a) { + console.log(a); + }); + }; + k.prototype.onRemoved = function() { + if (this._webcam_stream) { + var a = this._webcam_stream.getVideoTracks(); + a.length && (a = a[0], a.stop && a.stop()); + this._video = this._webcam_stream = null; + } + }; + k.prototype.onDrawBackground = function(a) { + this.flags.collapsed || 20 >= this.size[1] || !this._video || (a.save(), a.webgl ? this._temp_texture && a.drawImage(this._temp_texture, 0, 0, this.size[0], this.size[1]) : (a.translate(0, this.size[1]), a.scale(1, -1), a.drawImage(this._video, 0, 0, this.size[0], this.size[1])), a.restore()); + }; + k.prototype.onExecute = function() { + null != this._webcam_stream || this._waiting_confirmation || this.openStream(); + if (this._video && this._video.videoWidth) { + var a = this._video.videoWidth, b = this._video.videoHeight, c = this._temp_texture; + c && c.width == a && c.height == b || (this._temp_texture = new GL.Texture(a, b, {format:gl.RGB, filter:gl.LINEAR})); + this._temp_texture.uploadImage(this._video); + this.properties.texture_name && (r.getTexturesContainer()[this.properties.texture_name] = this._temp_texture); + this.setOutputData(0, this._temp_texture); + } + }; + f.registerNodeType("texture/webcam", k); + w.title = "Lens FX"; + w.desc = "distortion and chromatic aberration"; + w.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}}; + w.prototype.onGetInputs = function() { + return [["enabled", "boolean"]]; + }; + w.prototype.onExecute = function() { + var a = this.getInputData(0); + if (a && this.isOutputConnected(0)) { + if (this.properties.precision === r.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) { + this.setOutputData(0, a); + } else { + var b = this._temp_texture; + b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR})); + var c = w._shader; + c || (c = w._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, w.pixel_shader)); + var d = this.getInputData(1); + null == d && (d = this.properties.factor); + var e = this._uniforms; + e.u_factor = d; + gl.disable(gl.DEPTH_TEST); + b.drawTo(function() { + a.bind(0); + c.uniforms(e).draw(GL.Mesh.getScreenQuad()); + }); + this.setOutputData(0, b); + } + } + }; + w.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\r\n\t\t\t\tvec2 cc = coord - 0.5;\n\r\n\t\t\t\tfloat dist = dot(cc, cc);\n\r\n\t\t\t\treturn coord + cc * dist * amt;\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat sat( float t )\n\r\n\t\t\t{\n\r\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat linterp( float t ) {\n\r\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat remap( float t, float a, float b ) {\n\r\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvec4 spectrum_offset( float t ) {\n\r\n\t\t\t\tvec4 ret;\n\r\n\t\t\t\tfloat lo = step(t,0.5);\n\r\n\t\t\t\tfloat hi = 1.0-lo;\n\r\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\r\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\r\n\t\t\t\n\r\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tconst float max_distort = 2.2;\n\r\n\t\t\tconst int num_iter = 12;\n\r\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\r\n\t\t\t\n\r\n\t\t\tvoid main()\n\r\n\t\t\t{\t\n\r\n\t\t\t\tvec2 uv=v_coord;\n\r\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\r\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\r\n\t\t\t\tfor ( int i=0; i= this.size[1] || !a.webgl || gl.meshes.cube || (gl.meshes.cube = GL.Mesh.cube({size:1})); + }; + f.registerNodeType("texture/cubemap", h); + } +})(this); +(function(u) { + var f = u.LiteGraph; + if ("undefined" != typeof GL) { + var h = function() { + this.addInput("Tex.", "Texture"); + this.addInput("intensity", "number"); + this.addOutput("Texture", "Texture"); + this.properties = {intensity:1, invert:!1, precision:LGraphTexture.DEFAULT}; + h._shader || (h._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, h.pixel_shader)); + }, n = function() { + this.addInput("Texture", "Texture"); + this.addInput("value1", "number"); + this.addInput("value2", "number"); + this.addOutput("Texture", "Texture"); + this.properties = {fx:"halftone", value1:1, value2:1, precision:LGraphTexture.DEFAULT}; + }, d = function() { + this.addInput("Texture", "Texture"); + this.addInput("Blurred", "Texture"); + this.addInput("Mask", "Texture"); + this.addInput("Threshold", "number"); + this.addOutput("Texture", "Texture"); + this.properties = {shape:"", size:10, alpha:1.0, threshold:1.0, high_precision:!1}; + }, q = function() { + this.addInput("Texture", "Texture"); + this.addInput("Aberration", "number"); + this.addInput("Distortion", "number"); + this.addInput("Blur", "number"); + this.addOutput("Texture", "Texture"); + this.properties = {aberration:1.0, distortion:1.0, blur:1.0, precision:LGraphTexture.DEFAULT}; + q._shader || (q._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, q.pixel_shader), q._texture = new GL.Texture(3, 1, {format:gl.RGB, wrap:gl.CLAMP_TO_EDGE, magFilter:gl.LINEAR, minFilter:gl.LINEAR, pixel_data:[255, 0, 0, 0, 255, 0, 0, 0, 255]})); + }; + q.title = "Lens"; + q.desc = "Camera Lens distortion"; + q.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}}; + q.prototype.onExecute = function() { + var d = this.getInputData(0); + if (this.properties.precision === LGraphTexture.PASS_THROUGH) { + this.setOutputData(0, d); + } else { + if (d) { + this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision); + var f = this.properties.aberration; + this.isInputConnected(1) && (f = this.getInputData(1), this.properties.aberration = f); + var h = this.properties.distortion; + this.isInputConnected(2) && (h = this.getInputData(2), this.properties.distortion = h); + var k = this.properties.blur; + this.isInputConnected(3) && (k = this.getInputData(3), this.properties.blur = k); + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var m = Mesh.getScreenQuad(), c = q._shader; + this._tex.drawTo(function() { + d.bind(0); + c.uniforms({u_texture:0, u_aberration:f, u_distortion:h, u_blur:k}).draw(m); + }); + this.setOutputData(0, this._tex); + } + } + }; + q.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform float u_aberration;\n\r\n\t\t\tuniform float u_distortion;\n\r\n\t\t\tuniform float u_blur;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = v_coord;\n\r\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\r\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\r\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\r\n\t\t\t\tdist_coord *= percent;\n\r\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\r\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\r\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\r\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("fx/lens", q); + u.LGraphFXLens = q; + d.title = "Bokeh"; + d.desc = "applies an Bokeh effect"; + d.widgets_info = {shape:{widget:"texture"}}; + d.prototype.onExecute = function() { + var f = this.getInputData(0), h = this.getInputData(1), n = this.getInputData(2); + if (f && n && this.properties.shape) { + h || (h = f); + var k = LGraphTexture.getTexture(this.properties.shape); + if (k) { + var m = this.properties.threshold; + this.isInputConnected(3) && (m = this.getInputData(3), this.properties.threshold = m); + var c = gl.UNSIGNED_BYTE; + this.properties.high_precision && (c = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT); + this._temp_texture && this._temp_texture.type == c && this._temp_texture.width == f.width && this._temp_texture.height == f.height || (this._temp_texture = new GL.Texture(f.width, f.height, {type:c, format:gl.RGBA, filter:gl.LINEAR})); + var a = d._first_shader; + a || (a = d._first_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, d._first_pixel_shader)); + var b = d._second_shader; + b || (b = d._second_shader = new GL.Shader(d._second_vertex_shader, d._second_pixel_shader)); + var e = this._points_mesh; + e && e._width == f.width && e._height == f.height && 2 == e._spacing || (e = this.createPointsMesh(f.width, f.height, 2)); + var q = Mesh.getScreenQuad(), g = this.properties.size, l = this.properties.alpha; + gl.disable(gl.DEPTH_TEST); + gl.disable(gl.BLEND); + this._temp_texture.drawTo(function() { + f.bind(0); + h.bind(1); + n.bind(2); + a.uniforms({u_texture:0, u_texture_blur:1, u_mask:2, u_texsize:[f.width, f.height]}).draw(q); + }); + this._temp_texture.drawTo(function() { + gl.enable(gl.BLEND); + gl.blendFunc(gl.ONE, gl.ONE); + f.bind(0); + k.bind(3); + b.uniforms({u_texture:0, u_mask:2, u_shape:3, u_alpha:l, u_threshold:m, u_pointSize:g, u_itexsize:[1.0 / f.width, 1.0 / f.height]}).draw(e, gl.POINTS); + }); + this.setOutputData(0, this._temp_texture); + } + } else { + this.setOutputData(0, f); + } + }; + d.prototype.createPointsMesh = function(d, f, h) { + for (var k = Math.round(d / h), m = Math.round(f / h), c = new Float32Array(k * m * 2), a = -1, b = 2 / d * h, e = 2 / f * h, n = 0; n < m; ++n) { + for (var g = -1, l = 0; l < k; ++l) { + var p = n * k * 2 + 2 * l; + c[p] = g; + c[p + 1] = a; + g += b; + } + a += e; + } + this._points_mesh = GL.Mesh.load({vertices2D:c}); + this._points_mesh._width = d; + this._points_mesh._height = f; + this._points_mesh._spacing = h; + return this._points_mesh; + }; + d._first_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_texture_blur;\n\r\n\t\t\tuniform sampler2D u_mask;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec4 blurred_color = texture2D(u_texture_blur, v_coord);\n\r\n\t\t\t\tfloat mask = texture2D(u_mask, v_coord).x;\n\r\n\t\t\t gl_FragColor = mix(color, blurred_color, mask);\n\r\n\t\t\t}\n\r\n\t\t\t"; + d._second_vertex_shader = "precision highp float;\n\r\n\t\t\tattribute vec2 a_vertex2D;\n\r\n\t\t\tvarying vec4 v_color;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_mask;\n\r\n\t\t\tuniform vec2 u_itexsize;\n\r\n\t\t\tuniform float u_pointSize;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = a_vertex2D * 0.5 + 0.5;\n\r\n\t\t\t\tv_color = texture2D( u_texture, coord );\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(u_itexsize.x, 0.0) );\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(0.0, u_itexsize.y));\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + u_itexsize);\n\r\n\t\t\t\tv_color *= 0.25;\n\r\n\t\t\t\tfloat mask = texture2D(u_mask, coord).x;\n\r\n\t\t\t\tfloat luminance = length(v_color) * mask;\n\r\n\t\t\t\t/*luminance /= (u_pointSize*u_pointSize)*0.01 */;\n\r\n\t\t\t\tluminance -= u_threshold;\n\r\n\t\t\t\tif(luminance < 0.0)\n\r\n\t\t\t\t{\n\r\n\t\t\t\t\tgl_Position.x = -100.0;\n\r\n\t\t\t\t\treturn;\n\r\n\t\t\t\t}\n\r\n\t\t\t\tgl_PointSize = u_pointSize;\n\r\n\t\t\t\tgl_Position = vec4(a_vertex2D,0.0,1.0);\n\r\n\t\t\t}\n\r\n\t\t\t"; + d._second_pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec4 v_color;\n\r\n\t\t\tuniform sampler2D u_shape;\n\r\n\t\t\tuniform float u_alpha;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_shape, gl_PointCoord );\n\r\n\t\t\t\tcolor *= v_color * u_alpha;\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n"; + f.registerNodeType("fx/bokeh", d); + u.LGraphFXBokeh = d; + n.title = "FX"; + n.desc = "applies an FX from a list"; + n.widgets_info = {fx:{widget:"combo", values:["halftone", "pixelate", "lowpalette", "noise", "gamma"]}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}}; + n.shaders = {}; + n.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var d = this.getInputData(0); + if (this.properties.precision === LGraphTexture.PASS_THROUGH) { + this.setOutputData(0, d); + } else { + if (d) { + this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision); + var f = this.properties.value1; + this.isInputConnected(1) && (f = this.getInputData(1), this.properties.value1 = f); + var h = this.properties.value2; + this.isInputConnected(2) && (h = this.getInputData(2), this.properties.value2 = h); + var k = this.properties.fx, m = n.shaders[k]; + if (!m) { + var c = n["pixel_shader_" + k]; + if (!c) { + return; + } + m = n.shaders[k] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, c); + } + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var a = Mesh.getScreenQuad(); + camera_planes = u.LS && LS.Renderer._current_camera ? [LS.Renderer._current_camera.near, LS.Renderer._current_camera.far] : [1, 100]; + var b = null; + "noise" == k && (b = LGraphTexture.getNoiseTexture()); + this._tex.drawTo(function() { + d.bind(0); + "noise" == k && b.bind(1); + m.uniforms({u_texture:0, u_noise:1, u_size:[d.width, d.height], u_rand:[Math.random(), Math.random()], u_value1:f, u_value2:h, u_camera_planes:camera_planes}).draw(a); + }); + this.setOutputData(0, this._tex); + } + } + } + }; + n.pixel_shader_halftone = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tfloat pattern() {\n\r\n\t\t\t\tfloat s = sin(u_value1 * 3.1415), c = cos(u_value1 * 3.1415);\n\r\n\t\t\t\tvec2 tex = v_coord * u_size.xy;\n\r\n\t\t\t\tvec2 point = vec2(\n\r\n\t\t\t\t c * tex.x - s * tex.y ,\n\r\n\t\t\t\t s * tex.x + c * tex.y \n\r\n\t\t\t\t) * u_value2;\n\r\n\t\t\t\treturn (sin(point.x) * sin(point.y)) * 4.0;\n\r\n\t\t\t}\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tfloat average = (color.r + color.g + color.b) / 3.0;\n\r\n\t\t\t\tgl_FragColor = vec4(vec3(average * 10.0 - 5.0 + pattern()), color.a);\n\r\n\t\t\t}\n"; + n.pixel_shader_pixelate = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = vec2( floor(v_coord.x * u_value1) / u_value1, floor(v_coord.y * u_value2) / u_value2 );\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, coord);\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n"; + n.pixel_shader_lowpalette = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tgl_FragColor = floor(color * u_value1) / u_value1;\n\r\n\t\t\t}\n"; + n.pixel_shader_noise = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_noise;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\tuniform vec2 u_rand;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec3 noise = texture2D(u_noise, v_coord * vec2(u_size.x / 512.0, u_size.y / 512.0) + u_rand).xyz - vec3(0.5);\n\r\n\t\t\t\tgl_FragColor = vec4( color.xyz + noise * u_value1, color.a );\n\r\n\t\t\t}\n"; + n.pixel_shader_gamma = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tfloat gamma = 1.0 / u_value1;\n\r\n\t\t\t\tgl_FragColor = vec4( pow( color.xyz, vec3(gamma) ), color.a );\n\r\n\t\t\t}\n"; + f.registerNodeType("fx/generic", n); + u.LGraphFXGeneric = n; + h.title = "Vigneting"; + h.desc = "Vigneting"; + h.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}}; + h.prototype.onExecute = function() { + var d = this.getInputData(0); + if (this.properties.precision === LGraphTexture.PASS_THROUGH) { + this.setOutputData(0, d); + } else { + if (d) { + this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision); + var f = this.properties.intensity; + this.isInputConnected(1) && (f = this.getInputData(1), this.properties.intensity = f); + gl.disable(gl.BLEND); + gl.disable(gl.DEPTH_TEST); + var n = Mesh.getScreenQuad(), k = h._shader, m = this.properties.invert; + this._tex.drawTo(function() { + d.bind(0); + k.uniforms({u_texture:0, u_intensity:f, u_isize:[1 / d.width, 1 / d.height], u_invert:m ? 1 : 0}).draw(n); + }); + this.setOutputData(0, this._tex); + } + } + }; + h.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_intensity;\n\r\n\t\t\tuniform int u_invert;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat luminance = 1.0 - length( v_coord - vec2(0.5) ) * 1.414;\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tif(u_invert == 1)\n\r\n\t\t\t\t\tluminance = 1.0 - luminance;\n\r\n\t\t\t\tluminance = mix(1.0, luminance, u_intensity);\n\r\n\t\t\t gl_FragColor = vec4( luminance * color.xyz, color.a);\n\r\n\t\t\t}\n\r\n\t\t\t"; + f.registerNodeType("fx/vigneting", h); + u.LGraphFXVigneting = h; + } +})(this); +(function(u) { + function f(d) { + this.cmd = this.channel = 0; + d ? this.setup(d) : this.data = [0, 0, 0]; + } + function h(d, c) { + navigator.requestMIDIAccess ? (this.on_ready = d, this.state = {note:[], cc:[]}, navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this), this.onMIDIFailure.bind(this))) : (this.error = "not suppoorted", c ? c("Not supported") : console.error("MIDI NOT SUPPORTED, enable by chrome://flags")); + } + function n() { + this.addOutput("on_midi", k.EVENT); + this.addOutput("out", "midi"); + this.properties = {port:0}; + this._current_midi_event = this._last_midi_event = null; + var d = this; + new h(function(c) { + d._midi = c; + if (d._waiting) { + d.onStart(); + } + d._waiting = !1; + }); + } + function d() { + this.addInput("send", k.EVENT); + this.properties = {port:0}; + var d = this; + new h(function(c) { + d._midi = c; + }); + } + function q() { + this.addInput("on_midi", k.EVENT); + this._str = ""; + this.size = [200, 40]; + } + function t() { + this.properties = {channel:-1, cmd:-1, min_value:-1, max_value:-1}; + this.addInput("in", k.EVENT); + this.addOutput("on_midi", k.EVENT); + } + function v() { + this.properties = {channel:0, cmd:"CC", value1:1, value2:1}; + this.addInput("send", k.EVENT); + this.addInput("assign", k.EVENT); + this.addOutput("on_midi", k.EVENT); + } + function w() { + this.properties = {cc:1, value:0}; + this.addOutput("value", "number"); + } + var k = u.LiteGraph; + f.prototype.setup = function(d) { + this.data = d; + this.status = d = d[0]; + var c = d & 240; + this.cmd = 240 <= d ? d : c; + this.cmd == f.NOTEON && 0 == this.velocity && (this.cmd = f.NOTEOFF); + this.cmd_str = f.commands[this.cmd] || ""; + if (c >= f.NOTEON || c <= f.NOTEOFF) { + this.channel = d & 15; + } + }; + Object.defineProperty(f.prototype, "velocity", {get:function() { + return this.cmd == f.NOTEON ? this.data[2] : -1; + }, set:function(d) { + this.data[2] = d; + }, enumerable:!0}); + f.notes = "A A# B C C# D D# E F F# G G#".split(" "); + f.prototype.getPitch = function() { + return 440 * Math.pow(2, (this.data[1] - 69) / 12); + }; + f.computePitch = function(d) { + return 440 * Math.pow(2, (d - 69) / 12); + }; + f.prototype.getCC = function() { + return this.data[1]; + }; + f.prototype.getCCValue = function() { + return this.data[2]; + }; + f.prototype.getPitchBend = function() { + return this.data[1] + (this.data[2] << 7) - 8192; + }; + f.computePitchBend = function(d, c) { + return d + (c << 7) - 8192; + }; + f.prototype.setCommandFromString = function(d) { + this.cmd = f.computeCommandFromString(d); + }; + f.computeCommandFromString = function(d) { + if (!d) { + return 0; + } + if (d && d.constructor === Number) { + return d; + } + d = d.toUpperCase(); + switch(d) { + case "NOTE ON": + case "NOTEON": + return f.NOTEON; + case "NOTE OFF": + case "NOTEOFF": + return f.NOTEON; + case "KEY PRESSURE": + case "KEYPRESSURE": + return f.KEYPRESSURE; + case "CONTROLLER CHANGE": + case "CONTROLLERCHANGE": + case "CC": + return f.CONTROLLERCHANGE; + case "PROGRAM CHANGE": + case "PROGRAMCHANGE": + case "PC": + return f.PROGRAMCHANGE; + case "CHANNEL PRESSURE": + case "CHANNELPRESSURE": + return f.CHANNELPRESSURE; + case "PITCH BEND": + case "PITCHBEND": + return f.PITCHBEND; + case "TIME TICK": + case "TIMETICK": + return f.TIMETICK; + default: + return Number(d); + } + }; + f.toNoteString = function(d) { + var c = (d - 21) % 12; + 0 > c && (c = 12 + c); + return f.notes[c] + Math.floor((d - 24) / 12 + 1); + }; + f.prototype.toString = function() { + var d = "" + this.channel + ". "; + switch(this.cmd) { + case f.NOTEON: + d += "NOTEON " + f.toNoteString(this.data[1]); + break; + case f.NOTEOFF: + d += "NOTEOFF " + f.toNoteString(this.data[1]); + break; + case f.CONTROLLERCHANGE: + d += "CC " + this.data[1] + " " + this.data[2]; + break; + case f.PROGRAMCHANGE: + d += "PC " + this.data[1]; + break; + case f.PITCHBEND: + d += "PITCHBEND " + this.getPitchBend(); + break; + case f.KEYPRESSURE: + d += "KEYPRESS " + this.data[1]; + } + return d; + }; + f.prototype.toHexString = function() { + for (var d = "", c = 0; c < this.data.length; c++) { + d += this.data[c].toString(16) + " "; + } + }; + f.NOTEOFF = 128; + f.NOTEON = 144; + f.KEYPRESSURE = 160; + f.CONTROLLERCHANGE = 176; + f.PROGRAMCHANGE = 192; + f.CHANNELPRESSURE = 208; + f.PITCHBEND = 224; + f.TIMETICK = 248; + f.commands = {128:"note off", 144:"note on", 160:"key pressure", 176:"controller change", 192:"program change", 208:"channel pressure", 224:"pitch bend", 240:"system", 242:"Song pos", 243:"Song select", 246:"Tune request", 248:"time tick", 250:"Start Song", 251:"Continue Song", 252:"Stop Song", 254:"Sensing", 255:"Reset"}; + h.input = null; + h.MIDIEvent = f; + h.prototype.onMIDISuccess = function(d) { + console.log("MIDI ready!"); + console.log(d); + this.midi = d; + this.updatePorts(); + if (this.on_ready) { + this.on_ready(this); + } + }; + h.prototype.updatePorts = function() { + var d = this.midi; + this.input_ports = d.inputs; + for (var c = 0, a = this.input_ports.values(), b = a.next(); b && !1 === b.done;) { + b = b.value, console.log("Input port [type:'" + b.type + "'] id:'" + b.id + "' manufacturer:'" + b.manufacturer + "' name:'" + b.name + "' version:'" + b.version + "'"), c++, b = a.next(); + } + this.num_input_ports = c; + c = 0; + this.output_ports = d.outputs; + a = this.output_ports.values(); + for (b = a.next(); b && !1 === b.done;) { + b = b.value, console.log("Output port [type:'" + b.type + "'] id:'" + b.id + "' manufacturer:'" + b.manufacturer + "' name:'" + b.name + "' version:'" + b.version + "'"), c++, b = a.next(); + } + this.num_output_ports = c; + }; + h.prototype.onMIDIFailure = function(d) { + console.error("Failed to get MIDI access - " + d); + }; + h.prototype.openInputPort = function(d, c) { + d = this.input_ports.get("input-" + d); + if (!d) { + return !1; + } + h.input = this; + var a = this; + d.onmidimessage = function(b) { + var d = new f(b.data); + a.updateState(d); + c && c(b.data, d); + if (h.on_message) { + h.on_message(b.data, d); + } + }; + console.log("port open: ", d); + return !0; + }; + h.parseMsg = function(d) { + }; + h.prototype.updateState = function(d) { + switch(d.cmd) { + case f.NOTEON: + this.state.note[d.value1 | 0] = d.value2; + break; + case f.NOTEOFF: + this.state.note[d.value1 | 0] = 0; + break; + case f.CONTROLLERCHANGE: + this.state.cc[d.getCC()] = d.getCCValue(); + } + }; + h.prototype.sendMIDI = function(d, c) { + c && (d = this.output_ports.get("output-" + d)) && (h.output = this, c.constructor === f ? d.send(c.data) : d.send(c)); + }; + n.MIDIInterface = h; + n.title = "MIDI Input"; + n.desc = "Reads MIDI from a input port"; + n.prototype.getPropertyInfo = function(d) { + if (this._midi && "port" == d) { + d = {}; + for (var c = 0; c < this._midi.input_ports.size; ++c) { + var a = this._midi.input_ports.get("input-" + c); + d[c] = c + ".- " + a.name + " version:" + a.version; + } + return {type:"enum", values:d}; + } + }; + n.prototype.onStart = function() { + this._midi ? this._midi.openInputPort(this.properties.port, this.onMIDIEvent.bind(this)) : this._waiting = !0; + }; + n.prototype.onMIDIEvent = function(d, c) { + this._last_midi_event = c; + this.trigger("on_midi", c); + c.cmd == f.NOTEON ? this.trigger("on_noteon", c) : c.cmd == f.NOTEOFF ? this.trigger("on_noteoff", c) : c.cmd == f.CONTROLLERCHANGE ? this.trigger("on_cc", c) : c.cmd == f.PROGRAMCHANGE ? this.trigger("on_pc", c) : c.cmd == f.PITCHBEND && this.trigger("on_pitchbend", c); + }; + n.prototype.onExecute = function() { + if (this.outputs) { + for (var d = this._last_midi_event, c = 0; c < this.outputs.length; ++c) { + switch(this.outputs[c].name) { + case "midi": + var a = this._midi; + break; + case "last_midi": + a = d; + break; + default: + continue; + } + this.setOutputData(c, a); + } + } + }; + n.prototype.onGetOutputs = function() { + return [["last_midi", "midi"], ["on_midi", k.EVENT], ["on_noteon", k.EVENT], ["on_noteoff", k.EVENT], ["on_cc", k.EVENT], ["on_pc", k.EVENT], ["on_pitchbend", k.EVENT]]; + }; + k.registerNodeType("midi/input", n); + d.MIDIInterface = h; + d.title = "MIDI Output"; + d.desc = "Sends MIDI to output channel"; + d.prototype.getPropertyInfo = function(d) { + if (this._midi && "port" == d) { + d = {}; + for (var c = 0; c < this._midi.output_ports.size; ++c) { + var a = this._midi.output_ports.get(c); + d[c] = c + ".- " + a.name + " version:" + a.version; + } + return {type:"enum", values:d}; + } + }; + d.prototype.onAction = function(d, c) { + console.log(c); + this._midi && ("send" == d && this._midi.sendMIDI(this.port, c), this.trigger("midi", c)); + }; + d.prototype.onGetInputs = function() { + return [["send", k.ACTION]]; + }; + d.prototype.onGetOutputs = function() { + return [["on_midi", k.EVENT]]; + }; + k.registerNodeType("midi/output", d); + q.title = "MIDI Show"; + q.desc = "Shows MIDI in the graph"; + q.prototype.onAction = function(d, c) { + c && (this._str = c.constructor === f ? c.toString() : "???"); + }; + q.prototype.onDrawForeground = function(d) { + this._str && (d.font = "30px Arial", d.fillText(this._str, 10, 0.8 * this.size[1])); + }; + q.prototype.onGetInputs = function() { + return [["in", k.ACTION]]; + }; + q.prototype.onGetOutputs = function() { + return [["on_midi", k.EVENT]]; + }; + k.registerNodeType("midi/show", q); + t.title = "MIDI Filter"; + t.desc = "Filters MIDI messages"; + t.prototype.onAction = function(d, c) { + !c || c.constructor !== f || -1 != this.properties.channel && c.channel != this.properties.channel || -1 != this.properties.cmd && c.cmd != this.properties.cmd || -1 != this.properties.min_value && c.data[1] < this.properties.min_value || -1 != this.properties.max_value && c.data[1] > this.properties.max_value || this.trigger("on_midi", c); + }; + k.registerNodeType("midi/filter", t); + v.title = "MIDIEvent"; + v.desc = "Create a MIDI Event"; + v.prototype.onAction = function(d, c) { + "assign" == d ? (this.properties.channel = c.channel, this.properties.cmd = c.cmd, this.properties.value1 = c.data[1], this.properties.value2 = c.data[2]) : (c = new f, c.channel = this.properties.channel, this.properties.cmd && this.properties.cmd.constructor === String ? c.setCommandFromString(this.properties.cmd) : c.cmd = this.properties.cmd, c.data[0] = c.cmd | c.channel, c.data[1] = Number(this.properties.value1), c.data[2] = Number(this.properties.value2), this.trigger("on_midi", c)); + }; + v.prototype.onExecute = function() { + var d = this.properties; + if (this.outputs) { + for (var c = 0; c < this.outputs.length; ++c) { + switch(this.outputs[c].name) { + case "midi": + var a = new f; + a.setup([d.cmd, d.value1, d.value2]); + a.channel = d.channel; + break; + case "command": + a = d.cmd; + break; + case "cc": + a = d.value1; + break; + case "cc_value": + a = d.value2; + break; + case "note": + a = d.cmd == f.NOTEON || d.cmd == f.NOTEOFF ? d.value1 : null; + break; + case "velocity": + a = d.cmd == f.NOTEON ? d.value2 : null; + break; + case "pitch": + a = d.cmd == f.NOTEON ? f.computePitch(d.value1) : null; + break; + case "pitchbend": + a = d.cmd == f.PITCHBEND ? f.computePitchBend(d.value1, d.value2) : null; + break; + default: + continue; + } + null !== a && this.setOutputData(c, a); + } + } + }; + v.prototype.onPropertyChanged = function(d, c) { + "cmd" == d && (this.properties.cmd = f.computeCommandFromString(c)); + }; + v.prototype.onGetOutputs = function() { + return [["midi", "midi"], ["on_midi", k.EVENT], ["command", "number"], ["note", "number"], ["velocity", "number"], ["cc", "number"], ["cc_value", "number"], ["pitch", "number"], ["pitchbend", "number"]]; + }; + k.registerNodeType("midi/event", v); + w.title = "MIDICC"; + w.desc = "gets a Controller Change"; + w.prototype.onExecute = function() { + h.input && (this.properties.value = h.input.state.cc[this.properties.cc]); + this.setOutputData(0, this.properties.value); + }; + k.registerNodeType("midi/cc", w); +})(this); +(function(u) { + function f() { + this.properties = {src:"", gain:0.5, loop:!0, autoplay:!0, playbackRate:1}; + this._loading_audio = !1; + this._audiobuffer = null; + this._audionodes = []; + this._last_sourcenode = null; + this.addOutput("out", "audio"); + this.addInput("gain", "number"); + this.audionode = g.getAudioContext().createGain(); + this.audionode.graphnode = this; + this.audionode.gain.value = this.properties.gain; + this.properties.src && this.loadSound(this.properties.src); + } + function h() { + this.properties = {fftSize:2048, minDecibels:-100, maxDecibels:-10, smoothingTimeConstant:0.5}; + this.audionode = g.getAudioContext().createAnalyser(); + this.audionode.graphnode = this; + this.audionode.fftSize = this.properties.fftSize; + this.audionode.minDecibels = this.properties.minDecibels; + this.audionode.maxDecibels = this.properties.maxDecibels; + this.audionode.smoothingTimeConstant = this.properties.smoothingTimeConstant; + this.addInput("in", "audio"); + this.addOutput("freqs", "array"); + this.addOutput("samples", "array"); + this._time_bin = this._freq_bin = null; + } + function n() { + this.properties = {gain:1}; + this.audionode = g.getAudioContext().createGain(); + this.addInput("in", "audio"); + this.addInput("gain", "number"); + this.addOutput("out", "audio"); + } + function d() { + this.properties = {impulse_src:"", normalize:!0}; + this.audionode = g.getAudioContext().createConvolver(); + this.addInput("in", "audio"); + this.addOutput("out", "audio"); + } + function q() { + this.properties = {threshold:-50, knee:40, ratio:12, reduction:-20, attack:0, release:0.25}; + this.audionode = g.getAudioContext().createDynamicsCompressor(); + this.addInput("in", "audio"); + this.addOutput("out", "audio"); + } + function t() { + this.properties = {}; + this.audionode = g.getAudioContext().createWaveShaper(); + this.addInput("in", "audio"); + this.addInput("shape", "waveshape"); + this.addOutput("out", "audio"); + } + function v() { + this.properties = {gain1:0.5, gain2:0.5}; + this.audionode = g.getAudioContext().createGain(); + this.audionode1 = g.getAudioContext().createGain(); + this.audionode1.gain.value = this.properties.gain1; + this.audionode2 = g.getAudioContext().createGain(); + this.audionode2.gain.value = this.properties.gain2; + this.audionode1.connect(this.audionode); + this.audionode2.connect(this.audionode); + this.addInput("in1", "audio"); + this.addInput("in1 gain", "number"); + this.addInput("in2", "audio"); + this.addInput("in2 gain", "number"); + this.addOutput("out", "audio"); + } + function w() { + this.properties = {delayTime:0.5}; + this.audionode = g.getAudioContext().createDelay(10); + this.audionode.delayTime.value = this.properties.delayTime; + this.addInput("in", "audio"); + this.addInput("time", "number"); + this.addOutput("out", "audio"); + } + function k() { + this.properties = {frequency:350, detune:0, Q:1}; + this.addProperty("type", "lowpass", "enum", {values:"lowpass highpass bandpass lowshelf highshelf peaking notch allpass".split(" ")}); + this.audionode = g.getAudioContext().createBiquadFilter(); + this.addInput("in", "audio"); + this.addOutput("out", "audio"); + } + function m() { + this.properties = {frequency:440, detune:0, type:"sine"}; + this.addProperty("type", "sine", "enum", {values:["sine", "square", "sawtooth", "triangle", "custom"]}); + this.audionode = g.getAudioContext().createOscillator(); + this.addOutput("out", "audio"); + } + function c() { + this.properties = {continuous:!0, mark:-1}; + this.addInput("data", "array"); + this.addInput("mark", "number"); + this.size = [300, 200]; + this._last_buffer = null; + } + function a() { + this.properties = {band:440, amplitude:1}; + this.addInput("freqs", "array"); + this.addOutput("signal", "number"); + } + function b() { + if (!b.default_code) { + var a = b.default_function.toString(), c = a.indexOf("{") + 1, d = a.lastIndexOf("}"); + b.default_code = a.substr(c, d - c); + } + this.properties = {code:b.default_code}; + a = g.getAudioContext(); + a.createScriptProcessor ? this.audionode = a.createScriptProcessor(4096, 1, 1) : (console.warn("ScriptProcessorNode deprecated"), this.audionode = a.createGain()); + this.processCode(); + b._bypass_function || (b._bypass_function = this.audionode.onaudioprocess); + this.addInput("in", "audio"); + this.addOutput("out", "audio"); + } + function e() { + this.audionode = g.getAudioContext().destination; + this.addInput("in", "audio"); + } + var z = u.LiteGraph, g = {}; + u.LGAudio = g; + g.getAudioContext = function() { + if (!this._audio_context) { + window.AudioContext = window.AudioContext || window.webkitAudioContext; + if (!window.AudioContext) { + return console.error("AudioContext not supported by browser"), null; + } + this._audio_context = new AudioContext; + this._audio_context.onmessage = function(a) { + console.log("msg", a); + }; + this._audio_context.onended = function(a) { + console.log("ended", a); + }; + this._audio_context.oncomplete = function(a) { + console.log("complete", a); + }; + } + return this._audio_context; + }; + g.connect = function(a, b) { + try { + a.connect(b); + } catch (A) { + console.warn("LGraphAudio:", A); + } + }; + g.disconnect = function(a, b) { + try { + a.disconnect(b); + } catch (A) { + console.warn("LGraphAudio:", A); + } + }; + g.changeAllAudiosConnections = function(a, b) { + if (a.inputs) { + for (var c = 0; c < a.inputs.length; ++c) { + var d = a.graph.links[a.inputs[c].link]; + if (d) { + var e = a.graph.getNodeById(d.origin_id); + e = e.getAudioNodeInOutputSlot ? e.getAudioNodeInOutputSlot(d.origin_slot) : e.audionode; + d = a.getAudioNodeInInputSlot ? a.getAudioNodeInInputSlot(c) : a.audionode; + b ? g.connect(e, d) : g.disconnect(e, d); + } + } + } + if (a.outputs) { + for (c = 0; c < a.outputs.length; ++c) { + for (var f = a.outputs[c], l = 0; l < f.links.length; ++l) { + if (d = a.graph.links[f.links[l]]) { + e = a.getAudioNodeInOutputSlot ? a.getAudioNodeInOutputSlot(c) : a.audionode; + var k = a.graph.getNodeById(d.target_id); + d = k.getAudioNodeInInputSlot ? k.getAudioNodeInInputSlot(d.target_slot) : k.audionode; + b ? g.connect(e, d) : g.disconnect(e, d); + } + } + } + } + }; + g.onConnectionsChange = function(a, b, c, d) { + a == z.OUTPUT && (a = null, d && (a = this.graph.getNodeById(d.target_id)), a && (b = this.getAudioNodeInOutputSlot ? this.getAudioNodeInOutputSlot(b) : this.audionode, d = a.getAudioNodeInInputSlot ? a.getAudioNodeInInputSlot(d.target_slot) : a.audionode, c ? g.connect(b, d) : g.disconnect(b, d))); + }; + g.createAudioNodeWrapper = function(a) { + var b = a.prototype.onPropertyChanged; + a.prototype.onPropertyChanged = function(a, c) { + b && b.call(this, a, c); + this.audionode && void 0 !== this.audionode[a] && (void 0 !== this.audionode[a].value ? this.audionode[a].value = c : this.audionode[a] = c); + }; + a.prototype.onConnectionsChange = g.onConnectionsChange; + }; + g.cached_audios = {}; + g.loadSound = function(a, b, c) { + function d(a) { + console.log("Audio loading sample error:", a); + c && c(a); + } + if (g.cached_audios[a] && -1 == a.indexOf("blob:")) { + b && b(g.cached_audios[a]); + } else { + g.onProcessAudioURL && (a = g.onProcessAudioURL(a)); + var e = new XMLHttpRequest; + e.open("GET", a, !0); + e.responseType = "arraybuffer"; + var f = g.getAudioContext(); + e.onload = function() { + console.log("AudioSource loaded"); + f.decodeAudioData(e.response, function(c) { + console.log("AudioSource decoded"); + g.cached_audios[a] = c; + b && b(c); + }, d); + }; + e.send(); + return e; + } + }; + f["@src"] = {widget:"resource"}; + f.supported_extensions = ["wav", "ogg", "mp3"]; + f.prototype.onAdded = function(a) { + if (a.status === LGraph.STATUS_RUNNING) { + this.onStart(); + } + }; + f.prototype.onStart = function() { + this._audiobuffer && this.properties.autoplay && this.playBuffer(this._audiobuffer); + }; + f.prototype.onStop = function() { + this.stopAllSounds(); + }; + f.prototype.onPause = function() { + this.pauseAllSounds(); + }; + f.prototype.onUnpause = function() { + this.unpauseAllSounds(); + }; + f.prototype.onRemoved = function() { + this.stopAllSounds(); + this._dropped_url && URL.revokeObjectURL(this._url); + }; + f.prototype.stopAllSounds = function() { + for (var a = 0; a < this._audionodes.length; ++a) { + this._audionodes[a].started && (this._audionodes[a].started = !1, this._audionodes[a].stop()); + } + this._audionodes.length = 0; + }; + f.prototype.pauseAllSounds = function() { + g.getAudioContext().suspend(); + }; + f.prototype.unpauseAllSounds = function() { + g.getAudioContext().resume(); + }; + f.prototype.onExecute = function() { + if (this.inputs) { + for (var a = 0; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + if (null != b.link) { + var c = this.getInputData(a); + if (void 0 !== c) { + if ("gain" == b.name) { + this.audionode.gain.value = c; + } else { + if ("playbackRate" == b.name) { + for (this.properties.playbackRate = c, b = 0; b < this._audionodes.length; ++b) { + this._audionodes[b].playbackRate.value = c; + } + } + } + } + } + } + } + if (this.outputs) { + for (a = 0; a < this.outputs.length; ++a) { + "buffer" == this.outputs[a].name && this._audiobuffer && this.setOutputData(a, this._audiobuffer); + } + } + }; + f.prototype.onAction = function(a) { + this._audiobuffer && ("Play" == a ? this.playBuffer(this._audiobuffer) : "Stop" == a && this.stopAllSounds()); + }; + f.prototype.onPropertyChanged = function(a, b) { + if ("src" == a) { + this.loadSound(b); + } else { + if ("gain" == a) { + this.audionode.gain.value = b; + } else { + if ("playbackRate" == a) { + for (a = 0; a < this._audionodes.length; ++a) { + this._audionodes[a].playbackRate.value = b; + } + } + } + } + }; + f.prototype.playBuffer = function(a) { + var b = this, c = g.getAudioContext().createBufferSource(); + this._last_sourcenode = c; + c.graphnode = this; + c.buffer = a; + c.loop = this.properties.loop; + c.playbackRate.value = this.properties.playbackRate; + this._audionodes.push(c); + c.connect(this.audionode); + this._audionodes.push(c); + c.onended = function() { + b.trigger("ended"); + var a = b._audionodes.indexOf(c); + -1 != a && b._audionodes.splice(a, 1); + }; + c.started || (c.started = !0, c.start()); + return c; + }; + f.prototype.loadSound = function(a) { + var b = this; + this._request && (this._request.abort(), this._request = null); + this._audiobuffer = null; + this._loading_audio = !1; + a && (this._request = g.loadSound(a, function(a) { + this.boxcolor = z.NODE_DEFAULT_BOXCOLOR; + b._audiobuffer = a; + b._loading_audio = !1; + if (b.graph && b.graph.status === LGraph.STATUS_RUNNING) { + b.onStart(); + } + }), this._loading_audio = !0, this.boxcolor = "#AA4"); + }; + f.prototype.onConnectionsChange = g.onConnectionsChange; + f.prototype.onGetInputs = function() { + return [["playbackRate", "number"], ["Play", z.ACTION], ["Stop", z.ACTION]]; + }; + f.prototype.onGetOutputs = function() { + return [["buffer", "audiobuffer"], ["ended", z.EVENT]]; + }; + f.prototype.onDropFile = function(a) { + this._dropped_url && URL.revokeObjectURL(this._dropped_url); + a = URL.createObjectURL(a); + this.properties.src = a; + this.loadSound(a); + this._dropped_url = a; + }; + f.title = "Source"; + f.desc = "Plays audio"; + z.registerNodeType("audio/source", f); + h.prototype.onPropertyChanged = function(a, b) { + this.audionode[a] = b; + }; + h.prototype.onExecute = function() { + if (this.isOutputConnected(0)) { + var a = this.audionode.frequencyBinCount; + this._freq_bin && this._freq_bin.length == a || (this._freq_bin = new Uint8Array(a)); + this.audionode.getByteFrequencyData(this._freq_bin); + this.setOutputData(0, this._freq_bin); + } + this.isOutputConnected(1) && (a = this.audionode.frequencyBinCount, this._time_bin && this._time_bin.length == a || (this._time_bin = new Uint8Array(a)), this.audionode.getByteTimeDomainData(this._time_bin), this.setOutputData(1, this._time_bin)); + for (a = 1; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + if (null != b.link) { + var c = this.getInputData(a); + void 0 !== c && (this.audionode[b.name].value = c); + } + } + }; + h.prototype.onGetInputs = function() { + return [["minDecibels", "number"], ["maxDecibels", "number"], ["smoothingTimeConstant", "number"]]; + }; + h.prototype.onGetOutputs = function() { + return [["freqs", "array"], ["samples", "array"]]; + }; + h.title = "Analyser"; + h.desc = "Audio Analyser"; + z.registerNodeType("audio/analyser", h); + n.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + for (var a = 1; a < this.inputs.length; ++a) { + var b = this.inputs[a], c = this.getInputData(a); + void 0 !== c && (this.audionode[b.name].value = c); + } + } + }; + g.createAudioNodeWrapper(n); + n.title = "Gain"; + n.desc = "Audio gain"; + z.registerNodeType("audio/gain", n); + g.createAudioNodeWrapper(d); + d.prototype.onRemove = function() { + this._dropped_url && URL.revokeObjectURL(this._dropped_url); + }; + d.prototype.onPropertyChanged = function(a, b) { + "impulse_src" == a ? this.loadImpulse(b) : "normalize" == a && (this.audionode.normalize = b); + }; + d.prototype.onDropFile = function(a) { + this._dropped_url && URL.revokeObjectURL(this._dropped_url); + this._dropped_url = URL.createObjectURL(a); + this.properties.impulse_src = this._dropped_url; + this.loadImpulse(this._dropped_url); + }; + d.prototype.loadImpulse = function(a) { + var b = this; + this._request && (this._request.abort(), this._request = null); + this._impulse_buffer = null; + this._loading_impulse = !1; + a && (this._request = g.loadSound(a, function(a) { + b._impulse_buffer = a; + b.audionode.buffer = a; + console.log("Impulse signal set"); + b._loading_impulse = !1; + }), this._loading_impulse = !0); + }; + d.title = "Convolver"; + d.desc = "Convolves the signal (used for reverb)"; + z.registerNodeType("audio/convolver", d); + g.createAudioNodeWrapper(q); + q.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + for (var a = 1; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + if (null != b.link) { + var c = this.getInputData(a); + void 0 !== c && (this.audionode[b.name].value = c); + } + } + } + }; + q.prototype.onGetInputs = function() { + return [["threshold", "number"], ["knee", "number"], ["ratio", "number"], ["reduction", "number"], ["attack", "number"], ["release", "number"]]; + }; + q.title = "DynamicsCompressor"; + q.desc = "Dynamics Compressor"; + z.registerNodeType("audio/dynamicsCompressor", q); + t.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + var a = this.getInputData(1); + void 0 !== a && (this.audionode.curve = a); + } + }; + t.prototype.setWaveShape = function(a) { + this.audionode.curve = a; + }; + g.createAudioNodeWrapper(t); + v.prototype.getAudioNodeInInputSlot = function(a) { + if (0 == a) { + return this.audionode1; + } + if (2 == a) { + return this.audionode2; + } + }; + v.prototype.onPropertyChanged = function(a, b) { + "gain1" == a ? this.audionode1.gain.value = b : "gain2" == a && (this.audionode2.gain.value = b); + }; + v.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + for (var a = 1; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + null != b.link && "audio" != b.type && (b = this.getInputData(a), void 0 !== b && (1 == a ? this.audionode1.gain.value = b : 3 == a && (this.audionode2.gain.value = b))); + } + } + }; + g.createAudioNodeWrapper(v); + v.title = "Mixer"; + v.desc = "Audio mixer"; + z.registerNodeType("audio/mixer", v); + g.createAudioNodeWrapper(w); + w.prototype.onExecute = function() { + var a = this.getInputData(1); + void 0 !== a && (this.audionode.delayTime.value = a); + }; + w.title = "Delay"; + w.desc = "Audio delay"; + z.registerNodeType("audio/delay", w); + k.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + for (var a = 1; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + if (null != b.link) { + var c = this.getInputData(a); + void 0 !== c && (this.audionode[b.name].value = c); + } + } + } + }; + k.prototype.onGetInputs = function() { + return [["frequency", "number"], ["detune", "number"], ["Q", "number"]]; + }; + g.createAudioNodeWrapper(k); + k.title = "BiquadFilter"; + k.desc = "Audio filter"; + z.registerNodeType("audio/biquadfilter", k); + m.prototype.onStart = function() { + this.audionode.started || (this.audionode.started = !0, this.audionode.start()); + }; + m.prototype.onStop = function() { + this.audionode.started && (this.audionode.started = !1, this.audionode.stop()); + }; + m.prototype.onPause = function() { + this.onStop(); + }; + m.prototype.onUnpause = function() { + this.onStart(); + }; + m.prototype.onExecute = function() { + if (this.inputs && this.inputs.length) { + for (var a = 0; a < this.inputs.length; ++a) { + var b = this.inputs[a]; + if (null != b.link) { + var c = this.getInputData(a); + void 0 !== c && (this.audionode[b.name].value = c); + } + } + } + }; + m.prototype.onGetInputs = function() { + return [["frequency", "number"], ["detune", "number"], ["type", "string"]]; + }; + g.createAudioNodeWrapper(m); + m.title = "Oscillator"; + m.desc = "Oscillator"; + z.registerNodeType("audio/oscillator", m); + c.prototype.onExecute = function() { + this._last_buffer = this.getInputData(0); + var a = this.getInputData(1); + void 0 !== a && (this.properties.mark = a); + this.setDirtyCanvas(!0, !1); + }; + c.prototype.onDrawForeground = function(a) { + if (this._last_buffer) { + var b = this._last_buffer, c = b.length / this.size[0], d = this.size[1]; + a.fillStyle = "black"; + a.fillRect(0, 0, this.size[0], this.size[1]); + a.strokeStyle = "white"; + a.beginPath(); + var e = 0; + if (this.properties.continuous) { + a.moveTo(e, d); + for (var f = 0; f < b.length; f += c) { + a.lineTo(e, d - b[f | 0] / 255 * d), e++; + } + } else { + for (f = 0; f < b.length; f += c) { + a.moveTo(e + 0.5, d), a.lineTo(e + 0.5, d - b[f | 0] / 255 * d), e++; + } + } + a.stroke(); + 0 <= this.properties.mark && (b = g.getAudioContext().sampleRate / b.length, e = this.properties.mark / b * 2 / c, e >= this.size[0] && (e = this.size[0] - 1), a.strokeStyle = "red", a.beginPath(), a.moveTo(e, d), a.lineTo(e, 0), a.stroke()); + } + }; + c.title = "Visualization"; + c.desc = "Audio Visualization"; + z.registerNodeType("audio/visualization", c); + a.prototype.onExecute = function() { + if (this._freqs = this.getInputData(0)) { + var a = this.properties.band, b = this.getInputData(1); + void 0 !== b && (a = b); + b = g.getAudioContext().sampleRate / this._freqs.length; + b = a / b * 2; + b >= this._freqs.length ? b = this._freqs[this._freqs.length - 1] : (a = b | 0, b -= a, b = this._freqs[a] * (1 - b) + this._freqs[a + 1] * b); + this.setOutputData(0, b / 255 * this.properties.amplitude); + } + }; + a.prototype.onGetInputs = function() { + return [["band", "number"]]; + }; + a.title = "Signal"; + a.desc = "extract the signal of some frequency"; + z.registerNodeType("audio/signal", a); + b.prototype.onAdded = function(a) { + a.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback); + }; + b["@code"] = {widget:"code"}; + b.prototype.onStart = function() { + this.audionode.onaudioprocess = this._callback; + }; + b.prototype.onStop = function() { + this.audionode.onaudioprocess = b._bypass_function; + }; + b.prototype.onPause = function() { + this.audionode.onaudioprocess = b._bypass_function; + }; + b.prototype.onUnpause = function() { + this.audionode.onaudioprocess = this._callback; + }; + b.prototype.onExecute = function() { + }; + b.prototype.onRemoved = function() { + this.audionode.onaudioprocess = b._bypass_function; + }; + b.prototype.processCode = function() { + try { + this._script = new (new Function("properties", this.properties.code))(this.properties), this._old_code = this.properties.code, this._callback = this._script.onaudioprocess; + } catch (l) { + console.error("Error in onaudioprocess code", l), this._callback = b._bypass_function, this.audionode.onaudioprocess = this._callback; + } + }; + b.prototype.onPropertyChanged = function(a, b) { + "code" == a && (this.properties.code = b, this.processCode(), this.graph && this.graph.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback)); + }; + b.default_function = function() { + this.onaudioprocess = function(a) { + var b = a.inputBuffer; + a = a.outputBuffer; + for (var c = 0; c < a.numberOfChannels; c++) { + for (var d = b.getChannelData(c), e = a.getChannelData(c), f = 0; f < b.length; f++) { + e[f] = d[f]; + } + } + }; + }; + g.createAudioNodeWrapper(b); + b.title = "Script"; + b.desc = "apply script to signal"; + z.registerNodeType("audio/script", b); + e.title = "Destination"; + e.desc = "Audio output"; + z.registerNodeType("audio/destination", e); +})(this); +(function(u) { + function f() { + this.size = [60, 20]; + this.addInput("send", n.ACTION); + this.addOutput("received", n.EVENT); + this.addInput("in", 0); + this.addOutput("out", 0); + this.properties = {url:"", room:"lgraph"}; + this._ws = null; + this._last_data = []; + } + function h() { + this.size = [60, 20]; + this.addInput("send", n.ACTION); + this.addOutput("received", n.EVENT); + this.addInput("in", 0); + this.addOutput("out", 0); + this.properties = {url:"tamats.com:55000", room:"lgraph", save_bandwidth:!0}; + this._server = null; + this.createSocket(); + this._last_input_data = []; + this._last_output_data = []; + } + var n = u.LiteGraph; + f.title = "WebSocket"; + f.desc = "Send data through a websocket"; + f.prototype.onPropertyChanged = function(d, f) { + "url" == d && this.createSocket(); + }; + f.prototype.onExecute = function() { + !this._ws && this.properties.url && this.createSocket(); + if (this._ws && this._ws.readyState == WebSocket.OPEN) { + for (var d = this.properties.room, f = 1; f < this.inputs.length; ++f) { + var h = this.getInputData(f); + if (null != h) { + try { + var n = JSON.stringify({type:0, room:d, channel:f, data:h}); + } catch (w) { + continue; + } + this._ws.send(n); + } + } + for (f = 1; f < this.outputs.length; ++f) { + this.setOutputData(f, this._last_data[f]); + } + } + }; + f.prototype.createSocket = function() { + var d = this, f = this.properties.url; + "ws" != f.substr(0, 2) && (f = "ws://" + f); + this._ws = new WebSocket(f); + this._ws.onopen = function() { + console.log("ready"); + d.boxcolor = "#8E8"; + }; + this._ws.onmessage = function(f) { + var h = JSON.parse(f.data); + h.room && h.room != this.properties.room || (1 == f.data.type ? d.triggerSlot(0, h) : d._last_data[f.data.channel || 0] = h.data); + }; + this._ws.onerror = function(f) { + console.log("couldnt connect to websocket"); + d.boxcolor = "#E88"; + }; + this._ws.onclose = function(f) { + console.log("connection closed"); + d.boxcolor = "#000"; + }; + }; + f.prototype.send = function(d) { + this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send(JSON.stringify({type:1, msg:d})); + }; + f.prototype.onAction = function(d, f) { + this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send({type:1, room:this.properties.room, action:d, data:f}); + }; + f.prototype.onGetInputs = function() { + return [["in", 0]]; + }; + f.prototype.onGetOutputs = function() { + return [["out", 0]]; + }; + n.registerNodeType("network/websocket", f); + h.title = "SillyClient"; + h.desc = "Connects to SillyServer to broadcast messages"; + h.prototype.onPropertyChanged = function(d, f) { + d = this.properties.url + "/" + this.properties.room; + this._server && this._final_url != d && (this._server.connect(this.properties.url, this.properties.room), this._final_url = d); + }; + h.prototype.onExecute = function() { + if (this._server && this._server.is_connected) { + for (var d = this.properties.save_bandwidth, f = 1; f < this.inputs.length; ++f) { + var h = this.getInputData(f); + null == h || d && this._last_input_data[f] == h || (this._server.sendMessage({type:0, channel:f, data:h}), this._last_input_data[f] = h); + } + for (f = 1; f < this.outputs.length; ++f) { + this.setOutputData(f, this._last_output_data[f]); + } + } + }; + h.prototype.createSocket = function() { + var d = this; + "undefined" == typeof SillyClient ? (this._error || console.error("SillyClient node cannot be used, you must include SillyServer.js"), this._error = !0) : (this._server = new SillyClient, this._server.on_ready = function() { + console.log("ready"); + d.boxcolor = "#8E8"; + }, this._server.on_message = function(f, h) { + f = null; + try { + f = JSON.parse(h); + } catch (v) { + return; + } + 1 == f.type ? d.triggerSlot(0, f) : d._last_output_data[f.channel || 0] = f.data; + }, this._server.on_error = function(f) { + console.log("couldnt connect to websocket"); + d.boxcolor = "#E88"; + }, this._server.on_close = function(f) { + console.log("connection closed"); + d.boxcolor = "#000"; + }, this.properties.url && this.properties.room && (this._server.connect(this.properties.url, this.properties.room), this._final_url = this.properties.url + "/" + this.properties.room)); + }; + h.prototype.send = function(d) { + this._server && this._server.is_connected && this._server.sendMessage({type:1, data:d}); + }; + h.prototype.onAction = function(d, f) { + this._server && this._server.is_connected && this._server.sendMessage({type:1, action:d, data:f}); + }; + h.prototype.onGetInputs = function() { + return [["in", 0]]; + }; + h.prototype.onGetOutputs = function() { + return [["out", 0]]; + }; + n.registerNodeType("network/sillyclient", h); +})(this); +