ComfyUI_frontend/build/litegraph.min.js

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(function(e){function d(a,b){return Math.sqrt((b[0]-a[0])*(b[0]-a[0])+(b[1]-a[1])*(b[1]-a[1]))}function f(a,b,c,g,l,d){return c<a&&c+l>a&&g<b&&g+d>b?!0:!1}function h(a,b){return a[0]>b[2]||a[1]>b[3]||a[2]<b[0]||a[3]<b[1]?!1:!0}function n(a,b){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);this.root=g;if(b.title){var l=document.createElement("div");l.className="litemenu-title";l.innerHTML=b.title;g.appendChild(l)}var l=0,d;for(d in a){var e=a.constructor==Array?a[d]:d;null!=e&&e.constructor!==String&&(e=void 0===e.content?String(e):e.content);this.addItem(e,a[d],b);l++}g.addEventListener("mouseleave",function(a){c.lock||
c.close(a)});d=document;b.event&&(d=b.event.target.ownerDocument);d||(d=document);d.body.appendChild(g);l=b.left||0;d=b.top||0;if(b.event){l=b.event.pageX-10;d=b.event.pageY-10;b.title&&(d-=20);b.parentMenu&&(l=b.parentMenu.root.getBoundingClientRect(),l=l.left+l.width);var e=document.body.getBoundingClientRect(),f=g.getBoundingClientRect();l>e.width-f.width-10&&(l=e.width-f.width-10);d>e.height-f.height-10&&(d=e.height-f.height-10)}g.style.left=l+"px";g.style.top=d+"px"}var k=e.LiteGraph={NODE_TITLE_HEIGHT:16,
NODE_SLOT_HEIGHT:15,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,NODE_COLLAPSED_WIDTH:80,CANVAS_GRID_SIZE:10,NODE_TITLE_COLOR:"#222",NODE_DEFAULT_COLOR:"#999",NODE_DEFAULT_BGCOLOR:"#444",NODE_DEFAULT_BOXCOLOR:"#AEF",NODE_DEFAULT_SHAPE:"box",MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],node_images_path:"",INPUT:1,OUTPUT:2,EVENT:-1,ACTION:-1,ALWAYS:0,ON_EVENT:1,NEVER:2,proxy:null,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 c=b.constructor.name,g=a.lastIndexOf("/");b.category=a.substr(0,g);b.title||(b.title=c);if(b.prototype)for(var l in LGraphNode.prototype)b.prototype[l]||(b.prototype[l]=LGraphNode.prototype[l]);this.registered_node_types[a]=b;b.constructor.name&&(this.Nodes[c]=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(l in b.supported_extensions)this.node_types_by_file_extension[b.supported_extensions[l].toLowerCase()]=b},addNodeMethod:function(a,b){LGraphNode.prototype[a]=b;for(var c in this.registered_node_types){var g=this.registered_node_types[c];g.prototype[a]&&(g.prototype["_"+a]=g.prototype[a]);g.prototype[a]=b}},createNode:function(a,b,c){var g=this.registered_node_types[a];if(!g)return k.debug&&
console.log('GraphNode type "'+a+'" not registered.'),null;b=b||g.title||a;g=new g(name);g.type=a;g.title||(g.title=b);g.properties||(g.properties={});g.properties_info||(g.properties_info=[]);g.flags||(g.flags={});g.size||(g.size=g.computeSize());g.pos||(g.pos=k.DEFAULT_POSITION.concat());g.mode||(g.mode=k.ALWAYS);if(c)for(var l in c)g[l]=c[l];return g},getNodeType:function(a){return this.registered_node_types[a]},getNodeTypesInCategory:function(a){var b=[],c;for(c in this.registered_node_types)""==
a?null==this.registered_node_types[c].category&&b.push(this.registered_node_types[c]):this.registered_node_types[c].category==a&&b.push(this.registered_node_types[c]);return b},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 c=[];for(b in a)c.push(b);return c},reloadNodes:function(a){var b=document.getElementsByTagName("script"),c=
[],g;for(g in b)c.push(b[g]);b=document.getElementsByTagName("head")[0];a=document.location.href+a;for(g in c){var l=c[g].src;if(l&&l.substr(0,a.length)==a)try{k.debug&&console.log("Reloading: "+l);var d=document.createElement("script");d.type="text/javascript";d.src=l;b.appendChild(d);b.removeChild(c[g])}catch(e){if(k.throw_errors)throw e;k.debug&&console.log("Error while reloading "+l)}}k.debug&&console.log("Nodes reloaded")},cloneObject:function(a,b){if(null==a)return null;var c=JSON.parse(JSON.stringify(a));
if(!b)return c;for(var g in c)b[g]=c[g];return b},isValidConnection:function(a,b){return!a||!b||a==a||a!==k.EVENT&&b!==k.EVENT&&a.toLowerCase()==b.toLowerCase()?!0:!1}};k.getTime="undefined"!=typeof performance?function(){return performance.now()}:function(){return Date.now()};e.LGraph=k.LGraph=function(){k.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear()};LGraph.supported_types=["number","string","boolean"];LGraph.prototype.getSupportedTypes=function(){return this.supported_types||
LGraph.supported_types};LGraph.STATUS_STOPPED=1;LGraph.STATUS_RUNNING=2;LGraph.prototype.clear=function(){this.stop();this.status=LGraph.STATUS_STOPPED;this.last_node_id=0;this._nodes=[];this._nodes_by_id={};this._nodes_executable=this._nodes_in_order=null;this.last_link_id=0;this.links={};this.iteration=0;this.config={};this.fixedtime=this.runningtime=this.globaltime=0;this.elapsed_time=this.fixedtime_lapse=0.01;this.starttime=0;this.catch_errors=!0;this.global_inputs={};this.global_outputs={};this.debug=
!0;this.change();this.sendActionToCanvas("clear")};LGraph.prototype.attachCanvas=function(a){if(a.constructor!=LGraphCanvas)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)};LGraph.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))}};
LGraph.prototype.start=function(a){if(this.status!=LGraph.STATUS_RUNNING){this.status=LGraph.STATUS_RUNNING;if(this.onPlayEvent)this.onPlayEvent();this.sendEventToAllNodes("onStart");this.starttime=k.getTime();var b=this;this.execution_timer_id=setInterval(function(){b.runStep(1,!this.catch_errors)},a||1)}};LGraph.prototype.stop=function(){if(this.status!=LGraph.STATUS_STOPPED){this.status=LGraph.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")}};LGraph.prototype.runStep=function(a,b){a=a||1;var c=k.getTime();this.globaltime=0.001*(c-this.starttime);var g=this._nodes_executable?this._nodes_executable:this._nodes;if(g){if(b){for(var l=0;l<a;l++){for(var d=0,e=g.length;d<e;++d){var f=g[d];if(f.mode==k.ALWAYS&&f.onExecute)f.onExecute()}this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute()}else try{for(l=0;l<
a;l++){d=0;for(e=g.length;d<e;++d)if(f=g[d],f.mode==k.ALWAYS&&f.onExecute)f.onExecute();this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute();this.errors_in_execution=!1}catch(h){this.errors_in_execution=!0;if(k.throw_errors)throw h;k.debug&&console.log("Error during execution: "+h);this.stop()}c=k.getTime()-c;0==c&&(c=1);this.elapsed_time=0.001*c;this.globaltime+=0.001*c;this.iteration+=1}};LGraph.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])};LGraph.prototype.computeExecutionOrder=function(a){for(var b=[],c=[],g={},l={},d={},e=0,f=this._nodes.length;e<f;++e){var h=this._nodes[e];if(!a||h.onExecute){g[h.id]=h;var n=0;if(h.inputs)for(var q=0,v=h.inputs.length;q<v;q++)h.inputs[q]&&null!=h.inputs[q].link&&(n+=1);0==n?c.push(h):
d[h.id]=n}}for(;0!=c.length;)if(h=c.shift(),b.push(h),delete g[h.id],h.outputs)for(e=0;e<h.outputs.length;e++)if(a=h.outputs[e],null!=a&&null!=a.links&&0!=a.links.length)for(q=0;q<a.links.length;q++)(f=this.links[a.links[q]])&&!l[f.id]&&(n=this.getNodeById(f.target_id),null==n?l[f.id]=!0:(l[f.id]=!0,d[n.id]-=1,0==d[n.id]&&c.push(n)));for(e in g)b.push(g[e]);b.length!=this._nodes.length&&k.debug&&console.warn("something went wrong, nodes missing");for(e=0;e<b.length;++e)b[e].order=e;return b};LGraph.prototype.getTime=
function(){return this.globaltime};LGraph.prototype.getFixedTime=function(){return this.fixedtime};LGraph.prototype.getElapsedTime=function(){return this.elapsed_time};LGraph.prototype.sendEventToAllNodes=function(a,b,c){c=c||k.ALWAYS;var g=this._nodes_in_order?this._nodes_in_order:this._nodes;if(g)for(var l=0,d=g.length;l<d;++l){var e=g[l];if(e[a]&&e.mode==c)if(void 0===b)e[a]();else if(b&&b.constructor===Array)e[a].apply(e,b);else e[a](b)}};LGraph.prototype.sendActionToCanvas=function(a,b){if(this.list_of_graphcanvas)for(var c=
0;c<this.list_of_graphcanvas.length;++c){var g=this.list_of_graphcanvas[c];g[a]&&g[a].apply(g,b)}};LGraph.prototype.add=function(a,b){if(a&&(-1==a.id||null==this._nodes_by_id[a.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._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}};LGraph.prototype.remove=function(a){if(null!=this._nodes_by_id[a.id]&&!a.ignore_remove){if(a.inputs)for(var b=0;b<a.inputs.length;b++){var c=a.inputs[b];null!=c.link&&a.disconnectInput(b)}if(a.outputs)for(b=0;b<a.outputs.length;b++)c=a.outputs[b],null!=c.links&&c.links.length&&a.disconnectOutput(b);if(a.onRemoved)a.onRemoved();a.graph=null;if(this.list_of_graphcanvas)for(b=0;b<this.list_of_graphcanvas.length;++b)c=
this.list_of_graphcanvas[b],c.selected_nodes[a.id]&&delete c.selected_nodes[a.id],c.node_dragged==a&&(c.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()}};LGraph.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};LGraph.prototype.findNodesByClass=function(a){for(var b=[],c=0,g=this._nodes.length;c<g;++c)this._nodes[c].constructor===
a&&b.push(this._nodes[c]);return b};LGraph.prototype.findNodesByType=function(a){a=a.toLowerCase();for(var b=[],c=0,g=this._nodes.length;c<g;++c)this._nodes[c].type.toLowerCase()==a&&b.push(this._nodes[c]);return b};LGraph.prototype.findNodesByTitle=function(a){for(var b=[],c=0,g=this._nodes.length;c<g;++c)this._nodes[c].title==a&&b.push(this._nodes[c]);return b};LGraph.prototype.getNodeOnPos=function(a,b,c){c=c||this._nodes;for(var g=c.length-1;0<=g;g--){var l=c[g];if(l.isPointInsideNode(a,b,2))return l}return null};
LGraph.prototype.addGlobalInput=function(a,b,c){this.global_inputs[a]={name:a,type:b,value:c};if(this.onGlobalInputAdded)this.onGlobalInputAdded(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};LGraph.prototype.setGlobalInputData=function(a,b){var c=this.global_inputs[a];c&&(c.value=b)};LGraph.prototype.getGlobalInputData=function(a){return(a=this.global_inputs[a])?a.value:null};LGraph.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];if(this.onGlobalInputRenamed)this.onGlobalInputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()}};LGraph.prototype.changeGlobalInputType=function(a,b){if(!this.global_inputs[a])return!1;if(this.global_inputs[a].type.toLowerCase()!=b.toLowerCase()&&(this.global_inputs[a].type=b,this.onGlobalInputTypeChanged))this.onGlobalInputTypeChanged(a,b)};LGraph.prototype.removeGlobalInput=function(a){if(!this.global_inputs[a])return!1;
delete this.global_inputs[a];if(this.onGlobalInputRemoved)this.onGlobalInputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};LGraph.prototype.addGlobalOutput=function(a,b,c){this.global_outputs[a]={name:a,type:b,value:c};if(this.onGlobalOutputAdded)this.onGlobalOutputAdded(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};LGraph.prototype.setGlobalOutputData=function(a,b){var c=this.global_outputs[a];c&&(c.value=b)};LGraph.prototype.getGlobalOutputData=function(a){return(a=this.global_outputs[a])?
a.value:null};LGraph.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];if(this.onGlobalOutputRenamed)this.onGlobalOutputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};LGraph.prototype.changeGlobalOutputType=function(a,b){if(!this.global_outputs[a])return!1;if(this.global_outputs[a].type.toLowerCase()!=
b.toLowerCase()&&(this.global_outputs[a].type=b,this.onGlobalOutputTypeChanged))this.onGlobalOutputTypeChanged(a,b)};LGraph.prototype.removeGlobalOutput=function(a){if(!this.global_outputs[a])return!1;delete this.global_outputs[a];if(this.onGlobalOutputRemoved)this.onGlobalOutputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};LGraph.prototype.setInputData=function(a,b){for(var c=this.findNodesByName(a),g=0,l=c.length;g<l;++g)c[g].setValue(b)};LGraph.prototype.getOutputData=function(a){return this.findNodesByName(a).length?
m[0].getValue():null};LGraph.prototype.triggerInput=function(a,b){for(var c=this.findNodesByName(a),g=0;g<c.length;++g)c[g].onTrigger(b)};LGraph.prototype.setCallback=function(a,b){for(var c=this.findNodesByName(a),g=0;g<c.length;++g)c[g].setTrigger(b)};LGraph.prototype.connectionChange=function(a){this.updateExecutionOrder();if(this.onConnectionChange)this.onConnectionChange(a);this.sendActionToCanvas("onConnectionChange")};LGraph.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};LGraph.prototype.change=function(){k.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};LGraph.prototype.setDirtyCanvas=function(a,b){this.sendActionToCanvas("setDirty",[a,b])};LGraph.prototype.serialize=function(){for(var a=[],b=0,c=this._nodes.length;b<c;++b)a.push(this._nodes[b].serialize());c=[];for(b in this.links){var g=
this.links[b];c.push([g.id,g.origin_id,g.origin_slot,g.target_id,g.target_slot])}return{iteration:this.iteration,frame:this.frame,last_node_id:this.last_node_id,last_link_id:this.last_link_id,links:c,config:this.config,nodes:a}};LGraph.prototype.configure=function(a,b){b||this.clear();var c=a.nodes;if(a.links&&a.links.constructor===Array){for(var g={},l=0;l<a.links.length;++l){var d=a.links[l];g[d[0]]={id:d[0],origin_id:d[1],origin_slot:d[2],target_id:d[3],target_slot:d[4]}}a.links=g}for(l in a)this[l]=
a[l];g=!1;this._nodes=[];l=0;for(d=c.length;l<d;++l){var e=c[l],f=k.createNode(e.type,e.title);f?(f.id=e.id,this.add(f,!0)):(k.debug&&console.log("Node not found: "+e.type),g=!0)}l=0;for(d=c.length;l<d;++l)e=c[l],(f=this.getNodeById(e.id))&&f.configure(e);this.updateExecutionOrder();this.setDirtyCanvas(!0,!0);return g};LGraph.prototype.load=function(a){var b=this,c=new XMLHttpRequest;c.open("GET",a,!0);c.send(null);c.onload=function(a){200!==c.status?console.error("Error loading graph:",c.status,
c.response):(a=JSON.parse(c.response),b.configure(a))};c.onerror=function(a){console.error("Error loading graph:",a)}};LGraph.prototype.onNodeTrace=function(a,b,c){};e.LGraphNode=k.LGraphNode=function(a){this._ctor()};LGraphNode.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={}};LGraphNode.prototype.configure=function(a){for(var b in a)if("console"!=b)if("properties"==b)for(var c in a.properties){if(this.properties[c]=a.properties[c],this.onPropertyChanged)this.onPropertyChanged(c,a.properties[c])}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]);if(this.onConnectionsChange){if(this.inputs)for(var g=0;g<this.inputs.length;++g){c=this.inputs[g];var l=this.graph.links[c.link];this.onConnectionsChange(k.INPUT,g,!0,l,c)}if(this.outputs)for(g=0;g<this.outputs.length;++g)if(c=this.outputs[g],c.links)for(b=0;b<c.links.length;++b)l=this.graph.links[c.links[b]],this.onConnectionsChange(k.OUTPUT,g,!0,l,c)}for(g in this.inputs)c=this.inputs[g],c.link&&c.link.length&&(l=c.link,"object"==typeof l&&(c.link=l[0],this.graph.links[l[0]]={id:l[0],origin_id:l[1],
origin_slot:l[2],target_id:l[3],target_slot:l[4]}));for(g in this.outputs)if(c=this.outputs[g],c.links&&0!=c.links.length)for(b in c.links)l=c.links[b],"object"==typeof l&&(c.links[b]=l[0]);if(this.onConfigure)this.onConfigure(a)};LGraphNode.prototype.serialize=function(){if(this.outputs)for(var a=0;a<this.outputs.length;a++)delete this.outputs[a]._data;a={id:this.id,title:this.title,type:this.type,pos:this.pos,size:this.size,data:this.data,flags:k.cloneObject(this.flags),inputs:this.inputs,outputs:this.outputs,
mode:this.mode};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};LGraphNode.prototype.clone=function(){var a=k.createNode(this.type),b=k.cloneObject(this.serialize());if(b.inputs)for(var c=0;c<b.inputs.length;++c)b.inputs[c].link=null;if(b.outputs)for(c=
0;c<b.outputs.length;++c)b.outputs[c].links&&(b.outputs[c].links.length=0);delete b.id;a.configure(b);return a};LGraphNode.prototype.toString=function(){return JSON.stringify(this.serialize())};LGraphNode.prototype.getTitle=function(){return this.title||this.constructor.title};LGraphNode.prototype.setOutputData=function(a,b){if(this.outputs&&!(-1==a||a>=this.outputs.length)){var c=this.outputs[a];if(c&&(c._data=b,this.outputs[a].links))for(c=0;c<this.outputs[a].links.length;c++)this.graph.links[this.outputs[a].links[c]].data=
b}};LGraphNode.prototype.getInputData=function(a,b){if(this.inputs&&!(a>=this.inputs.length||null==this.inputs[a].link)){var c=this.graph.links[this.inputs[a].link];if(!b)return c.data;var g=this.graph.getNodeById(c.origin_id);if(!g)return c.data;if(g.updateOutputData)g.updateOutputData(c.origin_slot);else if(g.onExecute)g.onExecute();return c.data}};LGraphNode.prototype.isInputConnected=function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link:!1};LGraphNode.prototype.getInputInfo=
function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};LGraphNode.prototype.getInputNode=function(a){if(!this.inputs||a>=this.inputs.length)return null;a=this.inputs[a];return a&&a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id):null:null};LGraphNode.prototype.getOutputData=function(a){return!this.outputs||a>=this.outputs.length?null:this.outputs[a]._data};LGraphNode.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:
null:null};LGraphNode.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:null};LGraphNode.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=[],c=0;c<a.links.length;c++){var g=this.graph.links[a.links[c]];g&&(g=this.graph.getNodeById(g.target_id))&&b.push(g)}return b};LGraphNode.prototype.trigger=
function(a,b){if(this.outputs&&this.outputs.length){this.graph&&(this.graph._last_trigger_time=k.getTime());for(var c=0;c<this.outputs.length;++c){var g=this.outputs[c];if(!(g.type!==k.EVENT||a&&g.name!=a)&&(g=g.links)&&g.length)for(var l=0;l<g.length;++l){var d=this.graph.links[g[l]];if(d){var e=this.graph.getNodeById(d.target_id);if(e)if(d._last_time=k.getTime(),d=e.inputs[d.target_slot],e.onAction)e.onAction(d.name,b);else if(e.mode===k.ON_TRIGGER&&e.onExecute)e.onExecute(b)}}}}};LGraphNode.prototype.addProperty=
function(a,b,c,g){c={name:a,type:c,default_value:b};if(g)for(var l in g)c[l]=g[l];this.properties_info||(this.properties_info=[]);this.properties_info.push(c);this.properties||(this.properties={});this.properties[a]=b;return c};LGraphNode.prototype.addOutput=function(a,b,c){a={name:a,type:b,links:null};if(c)for(var g in c)a[g]=c[g];this.outputs||(this.outputs=[]);this.outputs.push(a);if(this.onOutputAdded)this.onOutputAdded(a);this.size=this.computeSize();return a};LGraphNode.prototype.addOutputs=
function(a){for(var b=0;b<a.length;++b){var c=a[b],g={name:c[0],type:c[1],link:null};if(a[2])for(var l in c[2])g[l]=c[2][l];this.outputs||(this.outputs=[]);this.outputs.push(g);if(this.onOutputAdded)this.onOutputAdded(g)}this.size=this.computeSize()};LGraphNode.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);this.size=this.computeSize();if(this.onOutputRemoved)this.onOutputRemoved(a)};LGraphNode.prototype.addInput=function(a,b,c){a={name:a,type:b||0,link:null};
if(c)for(var g in c)a[g]=c[g];this.inputs||(this.inputs=[]);this.inputs.push(a);this.size=this.computeSize();if(this.onInputAdded)this.onInputAdded(a);return a};LGraphNode.prototype.addInputs=function(a){for(var b=0;b<a.length;++b){var c=a[b],g={name:c[0],type:c[1],link:null};if(a[2])for(var l in c[2])g[l]=c[2][l];this.inputs||(this.inputs=[]);this.inputs.push(g);if(this.onInputAdded)this.onInputAdded(g)}this.size=this.computeSize()};LGraphNode.prototype.removeInput=function(a){this.disconnectInput(a);
this.inputs.splice(a,1);this.size=this.computeSize();if(this.onInputRemoved)this.onInputRemoved(a)};LGraphNode.prototype.addConnection=function(a,b,c,g){a={name:a,type:b,pos:c,direction:g,links:null};this.connections.push(a);return a};LGraphNode.prototype.computeSize=function(a,b){function c(a){return a?d*a.length*0.6:0}var g=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1),l=b||new Float32Array([0,0]),g=Math.max(g,1);l[1]=14*g+6;var d=14,g=c(this.title),e=0,f=0;if(this.inputs)for(var h=
0,n=this.inputs.length;h<n;++h){var q=this.inputs[h],q=q.label||q.name||"",q=c(q);e<q&&(e=q)}if(this.outputs)for(h=0,n=this.outputs.length;h<n;++h)q=this.outputs[h],q=q.label||q.name||"",q=c(q),f<q&&(f=q);l[0]=Math.max(e+f+10,g);l[0]=Math.max(l[0],k.NODE_WIDTH);return l};LGraphNode.prototype.getBounding=function(){return new Float32Array([this.pos[0]-4,this.pos[1]-k.NODE_TITLE_HEIGHT,this.pos[0]+this.size[0]+4,this.pos[1]+this.size[1]+LGraph.NODE_TITLE_HEIGHT])};LGraphNode.prototype.isPointInsideNode=
function(a,b,c){c=c||0;var g=this.graph&&this.graph.isLive()?0:20;if(this.flags.collapsed){if(f(a,b,this.pos[0]-c,this.pos[1]-k.NODE_TITLE_HEIGHT-c,k.NODE_COLLAPSED_WIDTH+2*c,k.NODE_TITLE_HEIGHT+2*c))return!0}else if(this.pos[0]-4-c<a&&this.pos[0]+this.size[0]+4+c>a&&this.pos[1]-g-c<b&&this.pos[1]+this.size[1]+c>b)return!0;return!1};LGraphNode.prototype.getSlotInPosition=function(a,b){if(this.inputs)for(var c=0,g=this.inputs.length;c<g;++c){var l=this.inputs[c],d=this.getConnectionPos(!0,c);if(f(a,
b,d[0]-10,d[1]-5,20,10))return{input:l,slot:c,link_pos:d,locked:l.locked}}if(this.outputs)for(c=0,g=this.outputs.length;c<g;++c)if(l=this.outputs[c],d=this.getConnectionPos(!1,c),f(a,b,d[0]-10,d[1]-5,20,10))return{output:l,slot:c,link_pos:d,locked:l.locked};return null};LGraphNode.prototype.findInputSlot=function(a){if(!this.inputs)return-1;for(var b=0,c=this.inputs.length;b<c;++b)if(a==this.inputs[b].name)return b;return-1};LGraphNode.prototype.findOutputSlot=function(a){if(!this.outputs)return-1;
for(var b=0,c=this.outputs.length;b<c;++b)if(a==this.outputs[b].name)return b;return-1};LGraphNode.prototype.connect=function(a,b,c){c=c||0;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"Node not found";if(b==this)return!1;if(c.constructor===
String){if(c=b.findInputSlot(c),-1==c)return k.debug&&console.log("Connect: Error, no slot of name "+c),!1}else{if(c===k.EVENT)return!1;if(!b.inputs||c>=b.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1}null!=b.inputs[c].link&&b.disconnectInput(c);this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);var g=this.outputs[a];if(b.onConnectInput&&!1===b.onConnectInput(c,g.type,g))return!1;var l=b.inputs[c];if(k.isValidConnection(g.type,l.type)){var d={id:this.graph.last_link_id++,
type:l.type,origin_id:this.id,origin_slot:a,target_id:b.id,target_slot:c};this.graph.links[d.id]=d;null==g.links&&(g.links=[]);g.links.push(d.id);b.inputs[c].link=d.id;if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!0,d,g);if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,c,!0,d,l)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};LGraphNode.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 c=this.outputs[a];if(!c.links||0==c.links.length)return!1;if(b){b.constructor===Number&&(b=this.graph.getNodeById(b));if(!b)throw"Target Node not found";for(var g=0,l=c.links.length;g<l;g++){var d=c.links[g],e=this.graph.links[d];if(e.target_id==b.id){c.links.splice(g,1);var f=b.inputs[e.target_slot];f.link=null;delete this.graph.links[d];
if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,e.target_slot,!1,e,f);if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!1,e,c);break}}}else{g=0;for(l=c.links.length;g<l;g++){d=c.links[g];e=this.graph.links[d];b=this.graph.getNodeById(e.target_id);f=null;b&&(f=b.inputs[e.target_slot],f.link=null);delete this.graph.links[d];if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,e.target_slot,!1,e,f);if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!1,e,c)}c.links=
null}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};LGraphNode.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 c=this.inputs[a].link;this.inputs[a].link=null;var g=this.graph.links[c];if(g){var l=this.graph.getNodeById(g.origin_id);
if(!l)return!1;var d=l.outputs[g.origin_slot];if(!d||!d.links||0==d.links.length)return!1;for(var e=0,f=d.links.length;e<f;e++)if(c=d.links[e],g.target_id==this.id){d.links.splice(e,1);break}delete this.graph.links[c];if(this.onConnectionsChange)this.onConnectionsChange(k.INPUT,a,!1,g,b);if(l.onConnectionsChange)l.onConnectionsChange(k.OUTPUT,e,!1,g,d)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};LGraphNode.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]+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]]:a?[this.pos[0],this.pos[1]+10+b*k.NODE_SLOT_HEIGHT]:[this.pos[0]+this.size[0]+1,this.pos[1]+10+b*k.NODE_SLOT_HEIGHT]};
LGraphNode.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)};LGraphNode.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>LGraphNode.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};LGraphNode.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,b])};LGraphNode.prototype.loadImage=
function(a){var b=new Image;b.src=k.node_images_path+a;b.ready=!1;var c=this;b.onload=function(){this.ready=!0;c.setDirtyCanvas(!0)};return b};LGraphNode.prototype.captureInput=function(a){if(this.graph&&this.graph.list_of_graphcanvas)for(var b=this.graph.list_of_graphcanvas,c=0;c<b.length;++c){var g=b[c];if(a||g.node_capturing_input==this)g.node_capturing_input=a?this:null}};LGraphNode.prototype.collapse=function(){this.flags.collapsed=this.flags.collapsed?!1:!0;this.setDirtyCanvas(!0,!0)};LGraphNode.prototype.pin=
function(a){this.flags.pinned=void 0===a?!this.flags.pinned:a};LGraphNode.prototype.localToScreen=function(a,b,c){return[(a+this.pos[0])*c.scale+c.offset[0],(b+this.pos[1])*c.scale+c.offset[1]]};e.LGraphCanvas=k.LGraphCanvas=function(a,b,c){c=c||{};a&&a.constructor===String&&(a=document.querySelector(a));this.max_zoom=10;this.min_zoom=0.1;this.title_text_font="bold 14px Arial";this.inner_text_font="normal 12px Arial";this.default_link_color="#AAC";this.highquality_render=!0;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_interaction=this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.render_connections_shadows=this.always_render_background=!1;this.render_connection_arrows=this.render_curved_connections=this.render_connections_border=!0;this.connections_width=3;b&&b.attachCanvas(this);this.setCanvas(a);this.clear();c.skip_render||this.startRendering();this.autoresize=c.autoresize};LGraphCanvas.link_type_colors=
{"-1":"#F85",number:"#AAC",node:"#DCA"};LGraphCanvas.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.scale=1;this.offset=[0,0];this.selected_nodes={};this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.dirty_bgcanvas=this.dirty_canvas=!0;this.node_in_panel=this.dirty_area=null;this.last_mouse=[0,0];this.last_mouseclick=0;if(this.onClear)this.onClear()};LGraphCanvas.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)))};LGraphCanvas.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)};LGraphCanvas.prototype.closeSubgraph=function(){this._graph_stack&&0!=this._graph_stack.length&&(this._graph_stack.pop().attachCanvas(this),
this.setDirty(!0,!0))};LGraphCanvas.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 <canvas> element, you passed a "+a.localName;throw"This browser doesnt support Canvas";}null==(this.ctx=a.getContext("2d"))&&(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()}};LGraphCanvas.prototype._doNothing=function(a){a.preventDefault();return!1};LGraphCanvas.prototype._doReturnTrue=
function(a){a.preventDefault();return!0};LGraphCanvas.prototype.bindEvents=function(){if(this._events_binded)console.warn("LGraphCanvas: events already binded");else{var a=this.canvas;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);a.addEventListener("keyup",this._key_callback);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}};LGraphCanvas.prototype.unbindEvents=function(){this._events_binded?(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),this.canvas.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):console.warn("LGraphCanvas: no events binded")};LGraphCanvas.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()};LGraphCanvas.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};LGraphCanvas.prototype.setDirty=function(a,b){a&&(this.dirty_canvas=!0);b&&(this.dirty_bgcanvas=!0)};LGraphCanvas.prototype.getCanvasWindow=function(){if(!this.canvas)return window;var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};LGraphCanvas.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))};LGraphCanvas.prototype.stopRendering=function(){this.is_rendering=!1};LGraphCanvas.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var b=this.getCanvasWindow();LGraphCanvas.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 c=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);k.closeAllContextMenus(b);if(1==a.which){if(!(a.shiftKey||c&&this.selected_nodes[c.id])){var g=[],l;for(l in this.selected_nodes)this.selected_nodes[l]!=c&&g.push(this.selected_nodes[l]);for(l in g)this.processNodeDeselected(g[l])}g=!1;if(c&&this.allow_interaction){this.live_mode||c.flags.pinned||this.bringToFront(c);var d=!1;if(!this.connecting_node&&!c.flags.collapsed&&!this.live_mode){if(c.outputs){l=0;for(var e=c.outputs.length;l<
e;++l){var h=c.outputs[l],n=c.getConnectionPos(!1,l);if(f(a.canvasX,a.canvasY,n[0]-10,n[1]-5,20,10)){this.connecting_node=c;this.connecting_output=h;this.connecting_pos=c.getConnectionPos(!1,l);this.connecting_slot=l;d=!0;break}}}if(c.inputs)for(l=0,e=c.inputs.length;l<e;++l)h=c.inputs[l],n=c.getConnectionPos(!0,l),f(a.canvasX,a.canvasY,n[0]-10,n[1]-5,20,10)&&null!==h.link&&(c.disconnectInput(l),d=this.dirty_bgcanvas=!0);!d&&f(a.canvasX,a.canvasY,c.pos[0]+c.size[0]-5,c.pos[1]+c.size[1]-5,5,5)&&(this.resizing_node=
c,this.canvas.style.cursor="se-resize",d=!0)}!d&&f(a.canvasX,a.canvasY,c.pos[0],c.pos[1]-k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT)&&(c.collapse(),d=!0);if(!d){l=!1;if(300>k.getTime()-this.last_mouseclick&&this.selected_nodes[c.id]){if(c.onDblClick)c.onDblClick(a);this.processNodeDblClicked(c);l=!0}c.onMouseDown&&c.onMouseDown(a,[a.canvasX-c.pos[0],a.canvasY-c.pos[1]])?l=!0:this.live_mode&&(l=g=!0);l||(this.allow_dragnodes&&(this.node_dragged=c),this.selected_nodes[c.id]||this.processNodeSelected(c,
a));this.dirty_canvas=!0}}else g=!0;g&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextMenu(c,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=k.getTime();this.canvas_mouse=[a.canvasX,a.canvasY];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}};LGraphCanvas.prototype.processMouseMove=function(a){this.autoresize&&this.resize();if(this.graph){LGraphCanvas.active_canvas=this;this.adjustMouseEvent(a);var b=[a.localX,a.localY],c=[b[0]-this.last_mouse[0],b[1]-this.last_mouse[1]];this.last_mouse=b;this.canvas_mouse=[a.canvasX,a.canvasY];if(this.dragging_canvas)this.offset[0]+=c[0]/this.scale,this.offset[1]+=c[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction){this.connecting_node&&(this.dirty_canvas=
!0);for(var b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),g=0,l=this.graph._nodes.length;g<l;++g)if(this.graph._nodes[g].mouseOver&&b!=this.graph._nodes[g]){this.graph._nodes[g].mouseOver=!1;if(this.node_over&&this.node_over.onMouseLeave)this.node_over.onMouseLeave(a);this.node_over=null;this.dirty_canvas=!0}if(b){if(!b.mouseOver&&(b.mouseOver=!0,this.node_over=b,this.dirty_canvas=!0,b.onMouseEnter))b.onMouseEnter(a);if(b.onMouseMove)b.onMouseMove(a);if(this.connecting_node&&(l=
this._highlight_input||[0,0],!this.isOverNodeBox(b,a.canvasX,a.canvasY))){var d=this.isOverNodeInput(b,a.canvasX,a.canvasY,l);-1!=d&&b.inputs[d]?k.isValidConnection(this.connecting_output.type,b.inputs[d].type)&&(this._highlight_input=l):this._highlight_input=null}f(a.canvasX,a.canvasY,b.pos[0]+b.size[0]-5,b.pos[1]+b.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor=null}else this.canvas.style.cursor=null;if(this.node_capturing_input&&this.node_capturing_input!=b&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a);
if(this.node_dragged&&!this.live_mode){for(g in this.selected_nodes)b=this.selected_nodes[g],b.pos[0]+=c[0]/this.scale,b.pos[1]+=c[1]/this.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}this.resizing_node&&!this.live_mode&&(this.resizing_node.size[0]+=c[0]/this.scale,this.resizing_node.size[1]+=c[1]/this.scale,c=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0),this.resizing_node.size[1]<c*k.NODE_SLOT_HEIGHT+4&&(this.resizing_node.size[1]=
c*k.NODE_SLOT_HEIGHT+4),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}};LGraphCanvas.prototype.processMouseUp=function(a){if(this.graph){var b=this.getCanvasWindow().document;LGraphCanvas.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);if(1==a.which)if(this.connecting_node){this.dirty_bgcanvas=this.dirty_canvas=!0;if(b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))if(this.connecting_output.type==k.EVENT&&this.isOverNodeBox(b,a.canvasX,a.canvasY))this.connecting_node.connect(this.connecting_slot,b,k.EVENT);else{var 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&&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{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}};LGraphCanvas.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}};LGraphCanvas.prototype.isOverNodeBox=
function(a,b,c){var g=k.NODE_TITLE_HEIGHT;return f(b,c,a.pos[0]+2,a.pos[1]+2-g,g-4,g-4)?!0:!1};LGraphCanvas.prototype.isOverNodeInput=function(a,b,c,g){if(a.inputs)for(var l=0,d=a.inputs.length;l<d;++l){var e=a.getConnectionPos(!0,l);if(f(b,c,e[0]-10,e[1]-5,20,10))return g&&(g[0]=e[0],g[1]=e[1]),l}return-1};LGraphCanvas.prototype.processKey=function(a){if(this.graph){var b=!1;if("keydown"==a.type){65==a.keyCode&&a.ctrlKey&&(this.selectAllNodes(),b=!0);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&&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}};LGraphCanvas.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 g=0;g<b.length;g++){var l=a.dataTransfer.files[0],d=l.name;LGraphCanvas.getFileExtension(d);if(c.onDropFile)c.onDropFile(l);if(c.onDropData){var e=new FileReader;e.onload=function(a){c.onDropData(a.target.result,d,l)};var f=l.type.split("/")[0];"text"==f||""==f?e.readAsText(l):"image"==f?e.readAsDataURL(l):e.readAsArrayBuffer(l)}}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)};LGraphCanvas.prototype.checkDropItem=function(a){if(a.dataTransfer.files.length){var b=a.dataTransfer.files[0],c=LGraphCanvas.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)}};LGraphCanvas.prototype.processNodeSelected=function(a,b){a.selected=!0;if(a.onSelected)a.onSelected();b&&b.shiftKey||(this.selected_nodes={});this.selected_nodes[a.id]=
a;this.dirty_canvas=!0;if(this.onNodeSelected)this.onNodeSelected(a)};LGraphCanvas.prototype.processNodeDeselected=function(a){a.selected=!1;if(a.onDeselected)a.onDeselected();delete this.selected_nodes[a.id];if(this.onNodeDeselected)this.onNodeDeselected(a);this.dirty_canvas=!0};LGraphCanvas.prototype.processNodeDblClicked=function(a){if(this.onShowNodePanel)this.onShowNodePanel(a);if(this.onNodeDblClicked)this.onNodeDblClicked(a);this.setDirty(!0)};LGraphCanvas.prototype.selectNode=function(a){this.deselectAllNodes();
if(a){if(!a.selected&&a.onSelected)a.onSelected();a.selected=!0;this.selected_nodes[a.id]=a;this.setDirty(!0)}};LGraphCanvas.prototype.selectAllNodes=function(){for(var a=0;a<this.graph._nodes.length;++a){var b=this.graph._nodes[a];if(!b.selected&&b.onSelected)b.onSelected();b.selected=!0;this.selected_nodes[this.graph._nodes[a].id]=b}this.setDirty(!0)};LGraphCanvas.prototype.deselectAllNodes=function(){for(var a in this.selected_nodes){var b=this.selected_nodes;if(b.onDeselected)b.onDeselected();
b.selected=!1}this.selected_nodes={};this.setDirty(!0)};LGraphCanvas.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes)this.graph.remove(this.selected_nodes[a]);this.selected_nodes={};this.setDirty(!0)};LGraphCanvas.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)};LGraphCanvas.prototype.adjustMouseEvent=function(a){var b=this.canvas.getBoundingClientRect();
a.localX=a.pageX-b.left;a.localY=a.pageY-b.top;a.canvasX=a.localX/this.scale-this.offset[0];a.canvasY=a.localY/this.scale-this.offset[1]};LGraphCanvas.prototype.setZoom=function(a,b){b||(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);var g=this.convertOffsetToCanvas(b),c=[g[0]-c[0],g[1]-c[1]];this.offset[0]+=c[0];this.offset[1]+=c[1];this.dirty_bgcanvas=
this.dirty_canvas=!0};LGraphCanvas.prototype.convertOffsetToCanvas=function(a){return[a[0]/this.scale-this.offset[0],a[1]/this.scale-this.offset[1]]};LGraphCanvas.prototype.convertCanvasToOffset=function(a){return[(a[0]+this.offset[0])*this.scale,(a[1]+this.offset[1])*this.scale]};LGraphCanvas.prototype.convertEventToCanvas=function(a){var b=this.canvas.getClientRects()[0];return this.convertOffsetToCanvas([a.pageX-b.left,a.pageY-b.top])};LGraphCanvas.prototype.bringToFront=function(a){var b=this.graph._nodes.indexOf(a);
-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.push(a))};LGraphCanvas.prototype.sendToBack=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.unshift(a))};LGraphCanvas.prototype.computeVisibleNodes=function(){for(var a=[],b=0,c=this.graph._nodes.length;b<c;++b){var g=this.graph._nodes[b];(!this.live_mode||g.onDrawBackground||g.onDrawForeground)&&h(this.visible_area,g.getBounding())&&a.push(g)}return a};LGraphCanvas.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 g=[-this.offset[0],-this.offset[1]],l=[g[0]+this.canvas.width/this.scale,g[1]+this.canvas.height/this.scale];this.visible_area=new Float32Array([g[0],g[1],l[0],l[1]])}(this.dirty_bgcanvas||b||this.always_render_background||this.graph&&this.graph._last_trigger_time&&1E3>c-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}};LGraphCanvas.prototype.drawFrontCanvas=function(){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]);this.visible_nodes=b=this.computeVisibleNodes();for(var c=0;c<b.length;++c){var g=b[c];a.save();a.translate(g.pos[0],g.pos[1]);this.drawNode(g,a);a.restore()}this.graph.config.links_ontop&&(this.live_mode||this.drawConnections(a));if(null!=this.connecting_pos){a.lineWidth=this.connections_width;b=null;switch(this.connecting_output.type){case k.EVENT:b=
"#F85";break;default:b="#AFA"}this.renderLink(a,this.connecting_pos,[this.canvas_mouse[0],this.canvas_mouse[1]],null,!1,null,b);a.beginPath();this.connecting_output.type===k.EVENT?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())}a.restore()}this.dirty_area&&a.restore();
a.finish2D&&a.finish2D();this.dirty_canvas=!1}};LGraphCanvas.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("F: "+this.frame,5,39),a.fillText("FPS:"+this.fps.toFixed(2),5,52)):a.fillText("No graph selected",5,13);a.restore()};LGraphCanvas.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);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){b.globalAlpha=(1-0.5/this.scale)*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 c=this;this._bg_img.onload=function(){c.draw(!0,!0)}}var g=null;null==this._pattern&&0<this._bg_img.width?(g=b.createPattern(this._bg_img,"repeat"),this._pattern_img=this._bg_img,this._pattern=g):g=this._pattern;g&&(b.fillStyle=g,b.fillRect(this.visible_area[0],this.visible_area[1],
this.visible_area[2]-this.visible_area[0],this.visible_area[3]-this.visible_area[1]),b.fillStyle="transparent");b.globalAlpha=1;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!0}if(this.onBackgroundRender)this.onBackgroundRender(a,b);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};LGraphCanvas.prototype.drawNode=function(a,b){var c=a.color||k.NODE_DEFAULT_COLOR,g=!0;if(a.flags.skip_title_render||a.graph.isLive())g=!1;a.mouseOver&&(g=!0);a.selected||(this.render_shadows?(b.shadowColor="rgba(0,0,0,0.5)",b.shadowOffsetX=2,b.shadowOffsetY=2,b.shadowBlur=3):b.shadowColor="transparent");if(this.live_mode){if(!a.flags.collapsed&&(b.shadowColor="transparent",a.onDrawForeground))a.onDrawForeground(b)}else{var l=
this.editor_alpha;b.globalAlpha=l;var d=a.shape||"box",e=new Float32Array(a.size);a.flags.collapsed&&(e[0]=k.NODE_COLLAPSED_WIDTH,e[1]=0);a.flags.clip_area&&(b.save(),"box"==d?(b.beginPath(),b.rect(0,0,e[0],e[1])):"round"==d?b.roundRect(0,0,e[0],e[1],10):"circle"==d&&(b.beginPath(),b.arc(0.5*e[0],0.5*e[1],0.5*e[0],0,2*Math.PI)),b.clip());this.drawNodeShape(a,b,e,c,a.bgcolor,!g,a.selected);b.shadowColor="transparent";b.textAlign="left";b.font=this.inner_text_font;g=0.6<this.scale;d=this.connecting_output;
if(!a.flags.collapsed){if(a.inputs)for(e=0;e<a.inputs.length;e++){var f=a.inputs[e];b.globalAlpha=l;this.connecting_node&&k.isValidConnection(f.type&&d.type)&&(b.globalAlpha=0.4*l);b.fillStyle=null!=f.link?"#7F7":"#AAA";var h=a.getConnectionPos(!0,e);h[0]-=a.pos[0];h[1]-=a.pos[1];b.beginPath();f.type===k.EVENT?b.rect(h[0]-6+0.5,h[1]-5+0.5,14,10):b.arc(h[0],h[1],4,0,2*Math.PI);b.fill();g&&(f=null!=f.label?f.label:f.name)&&(b.fillStyle=c,b.fillText(f,h[0]+10,h[1]+5))}this.connecting_node&&(b.globalAlpha=
0.4*l);b.lineWidth=1;b.textAlign="right";b.strokeStyle="black";if(a.outputs)for(e=0;e<a.outputs.length;e++)if(f=a.outputs[e],h=a.getConnectionPos(!1,e),h[0]-=a.pos[0],h[1]-=a.pos[1],b.fillStyle=f.links&&f.links.length?"#7F7":"#AAA",b.beginPath(),f.type===k.EVENT?b.rect(h[0]-6+0.5,h[1]-5+0.5,14,10):b.arc(h[0],h[1],4,0,2*Math.PI),b.fill(),b.stroke(),g&&(f=null!=f.label?f.label:f.name))b.fillStyle=c,b.fillText(f,h[0]-10,h[1]+5);b.textAlign="left";b.globalAlpha=1;if(a.onDrawForeground)a.onDrawForeground(b)}a.flags.clip_area&&
b.restore();b.globalAlpha=1}};LGraphCanvas.prototype.drawNodeShape=function(a,b,c,g,l,d,e){b.strokeStyle=g||k.NODE_DEFAULT_COLOR;b.fillStyle=l||k.NODE_DEFAULT_BGCOLOR;l=k.NODE_TITLE_HEIGHT;var f=a.shape||"box";"box"==f?(b.beginPath(),b.rect(0,d?0:-l,c[0]+1,d?c[1]:c[1]+l),b.fill(),b.shadowColor="transparent",e&&(b.strokeStyle="#CCC",b.strokeRect(-0.5,d?-0.5:-l+-0.5,c[0]+2,d?c[1]+2:c[1]+l+2-1),b.strokeStyle=g)):"round"==a.shape?(b.roundRect(0,d?0:-l,c[0],d?c[1]:c[1]+l,10),b.fill()):"circle"==a.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));if(a.onDrawBackground)a.onDrawBackground(b);d||(b.fillStyle=g||k.NODE_DEFAULT_COLOR,g=b.globalAlpha,b.globalAlpha=0.5*g,"box"==f?(b.beginPath(),b.rect(0,-l,c[0]+1,l),b.fill()):"round"==f&&(b.roundRect(0,-l,c[0],l,10,0),b.fill()),b.fillStyle=
a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,b.beginPath(),"round"==f?b.arc(0.5*l,-0.5*l,0.5*(l-6),0,2*Math.PI):b.rect(3,-l+3,l-6,l-6),b.fill(),b.globalAlpha=g,b.font=this.title_text_font,(a=a.getTitle())&&0.5<this.scale&&(b.fillStyle=k.NODE_TITLE_COLOR,b.fillText(a,16,13-l)))};LGraphCanvas.prototype.drawNodeCollapsed=function(a,b,c,g){b.strokeStyle=c||k.NODE_DEFAULT_COLOR;b.fillStyle=g||k.NODE_DEFAULT_BGCOLOR;c=k.NODE_COLLAPSED_RADIUS;g=a.shape||"box";"circle"==g?(b.beginPath(),b.arc(0.5*a.size[0],0.5*a.size[1],
c,0,2*Math.PI),b.fill(),b.shadowColor="rgba(0,0,0,0)",b.stroke(),b.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.arc(0.5*a.size[0],0.5*a.size[1],0.5*c,0,2*Math.PI)):"round"==g?(b.beginPath(),b.roundRect(0.5*a.size[0]-c,0.5*a.size[1]-c,2*c,2*c,5),b.fill(),b.shadowColor="rgba(0,0,0,0)",b.stroke(),b.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.roundRect(0.5*a.size[0]-0.5*c,0.5*a.size[1]-0.5*c,c,c,2)):(b.beginPath(),b.rect(0,0,a.size[0],2*c),b.fill(),b.shadowColor="rgba(0,0,0,0)",
b.stroke(),b.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.rect(0.5*c,0.5*c,c,c));b.fill()};LGraphCanvas.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,g=this.graph._nodes.length;c<g;++c){var l=this.graph._nodes[c];if(l.inputs&&l.inputs.length)for(var d=0;d<l.inputs.length;++d){var e=l.inputs[d];if(e&&null!=e.link&&(e=this.graph.links[e.link])){var f=this.graph.getNodeById(e.origin_id);
if(null!=f){var h=e.origin_slot,n=null,n=-1==h?[f.pos[0]+10,f.pos[1]+10]:f.getConnectionPos(!1,h);this.renderLink(a,n,l.getConnectionPos(!0,d),e);e&&e._last_time&&1E3>b-e._last_time&&(f=2-0.002*(b-e._last_time),h="rgba(255,255,255, "+f.toFixed(2)+")",this.renderLink(a,n,l.getConnectionPos(!0,d),e,!0,f,h))}}}}a.globalAlpha=1};LGraphCanvas.prototype.renderLink=function(a,b,c,g,l,e,f){if(this.highquality_render){var h=d(b,c);this.render_connections_border&&0.6<this.scale&&(a.lineWidth=this.connections_width+
4);!f&&g&&(f=LGraphCanvas.link_type_colors[g.type]);f||(f=this.default_link_color);a.beginPath();this.render_curved_connections?(a.moveTo(b[0],b[1]),a.bezierCurveTo(b[0]+0.25*h,b[1],c[0]-0.25*h,c[1],c[0],c[1])):(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&&!l&&(a.strokeStyle="rgba(0,0,0,0.5)",a.stroke());a.lineWidth=this.connections_width;a.fillStyle=a.strokeStyle=f;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),l=this.computeConnectionPoint(b,c,0.51),f=0,f=this.render_curved_connections?-Math.atan2(l[0]-g[0],l[1]-g[1]):c[1]>b[1]?0:Math.PI,a.save(),a.translate(g[0],g[1]),a.rotate(f),a.beginPath(),a.moveTo(-5,-5),a.lineTo(0,5),a.lineTo(5,-5),a.fill(),a.restore());if(e)for(e=0;5>e;++e)g=(0.001*k.getTime()+0.2*e)%1,g=this.computeConnectionPoint(b,c,g),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()};LGraphCanvas.prototype.computeConnectionPoint=function(a,b,c){var g=d(a,b),l=[a[0]+0.25*g,a[1]],g=[b[0]-0.25*g,b[1]],e=(1-c)*(1-c)*(1-c),f=3*(1-c)*(1-c)*c,h=3*(1-c)*c*c;c*=c*c;return[e*a[0]+f*l[0]+h*g[0]+c*b[0],e*a[1]+f*l[1]+h*g[1]+c*b[1]]};LGraphCanvas.prototype.resize=function(a,b){if(!a&&!b){var c=this.canvas.parentNode;a=c.offsetWidth;b=c.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)};LGraphCanvas.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 g=setInterval(function(){b.editor_alpha*=c;b.dirty_canvas=!0;b.dirty_bgcanvas=!0;1>c&&0.01>b.editor_alpha&&(clearInterval(g),1>c&&(b.live_mode=!0));1<c&&0.99<b.editor_alpha&&(clearInterval(g),b.editor_alpha=
1)},1)}else this.live_mode=!this.live_mode,this.dirty_bgcanvas=this.dirty_canvas=!0};LGraphCanvas.prototype.onNodeSelectionChange=function(a){};LGraphCanvas.prototype.touchHandler=function(a){var b=a.changedTouches[0],c="";switch(a.type){case "touchstart":c="mousedown";break;case "touchmove":c="mousemove";break;case "touchend":c="mouseup";break;default:return}var g=this.getCanvasWindow(),l=g.document.createEvent("MouseEvent");l.initMouseEvent(c,!0,!0,g,1,b.screenX,b.screenY,b.clientX,b.clientY,!1,
!1,!1,!1,0,null);b.target.dispatchEvent(l);a.preventDefault()};LGraphCanvas.onMenuAdd=function(a,b,c,g){function l(a,b){var c=g.getFirstEvent(),l=k.createNode(a.value);l&&(l.pos=d.convertEventToCanvas(c),d.graph.add(l))}var d=LGraphCanvas.active_canvas,e=d.getCanvasWindow();a=k.getNodeTypesCategories();b=[];for(var f in a)a[f]&&b.push({value:a[f],content:a[f],has_submenu:!0});var h=new k.ContextMenu(b,{event:c,callback:function(a,b,c){a=k.getNodeTypesInCategory(a.value);b=[];for(var g in a)b.push({content:a[g].title,
value:a[g].type});new k.ContextMenu(b,{event:c,callback:l,parentMenu:h},e);return!1},parentMenu:g},e);return!1};LGraphCanvas.onMenuCollapseAll=function(){};LGraphCanvas.onMenuNodeEdit=function(){};LGraphCanvas.showMenuNodeOptionalInputs=function(a,b,c,g,l){function d(a,b,c){l&&(a.callback&&a.callback.call(e,l,a,b,c),a.value&&l.addInput(a.value[0],a.value[1],a.value[2]))}if(l){var e=this;a=LGraphCanvas.active_canvas.getCanvasWindow();b=l.optional_inputs;l.onGetInputs&&(b=l.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);f.push({content:q,value:n})}else f.push(null)}this.onMenuNodeInputs&&(f=this.onMenuNodeInputs(f));if(f.length)return new k.ContextMenu(f,{event:c,callback:d,parentMenu:g,node:l},a),!1}};LGraphCanvas.showMenuNodeOptionalOutputs=function(a,b,c,g,d){function e(a,b,c){if(d&&(a.callback&&a.callback.call(f,d,a,b,c),a.value))if(c=a.value[1],!c||c.constructor!==Object&&c.constructor!==Array)d.addOutput(a.value[0],a.value[1],
a.value[2]);else{a=[];for(var h in c)a.push({content:h,value:c[h]});new k.ContextMenu(a,{event:b,callback:e,parentMenu:g,node:d});return!1}}if(d){var f=this;a=LGraphCanvas.active_canvas.getCanvasWindow();b=d.optional_outputs;d.onGetOutputs&&(b=d.onGetOutputs());var h=[];if(b)for(var n in b){var p=b[n];if(!p)h.push(null);else if(-1==d.findOutputSlot(p[0])){var q=p[0];p[2]&&p[2].label&&(q=p[2].label);q={content:q,value:p};p[1]==k.EVENT&&(q.className="event");h.push(q)}}this.onMenuNodeOutputs&&(h=this.onMenuNodeOutputs(h));
if(h.length)return new k.ContextMenu(h,{event:c,callback:e,parentMenu:g,node:d},a),!1}};LGraphCanvas.onShowMenuNodeProperties=function(a,b,c,g,d){function e(a,b,c,g){d&&(b=this.getBoundingClientRect(),f.showEditPropertyValue(d,a.value,{position:[b.left,b.top]}))}if(d&&d.properties){var f=LGraphCanvas.active_canvas;b=f.getCanvasWindow();var h=[],n;for(n in d.properties)a=void 0!==d.properties[n]?d.properties[n]:" ",a=LGraphCanvas.decodeHTML(a),h.push({content:"<span class='property_name'>"+n+"</span><span class='property_value'>"+
a+"</span>",value:n});if(h.length)return new k.ContextMenu(h,{event:c,callback:e,parentMenu:g,allow_html:!0,node:d},b),!1}};LGraphCanvas.decodeHTML=function(a){var b=document.createElement("div");b.innerText=a;return b.innerHTML};LGraphCanvas.onResizeNode=function(a,b,c,g,d){d&&(d.size=d.computeSize(),d.setDirtyCanvas(!0,!0))};LGraphCanvas.onShowTitleEditor=function(a,b,c,g,d){function e(){d.title=h.value;f.parentNode.removeChild(f);d.setDirtyCanvas(!0,!0)}var f=document.createElement("div");f.className=
"graphdialog";f.innerHTML="<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";var h=f.querySelector("input");h&&(h.value=d.title,h.addEventListener("keydown",function(a){13==a.keyCode&&(e(),a.preventDefault(),a.stopPropagation())}));a=LGraphCanvas.active_canvas.canvas;b=a.getBoundingClientRect();g=c=-20;b&&(c-=b.left,g-=b.top);event?(f.style.left=event.pageX+c+"px",f.style.top=event.pageY+g+"px"):(f.style.left=0.5*a.width+c+"px",f.style.top=0.5*a.height+
g+"px");f.querySelector("button").addEventListener("click",e);a.parentNode.appendChild(f)};LGraphCanvas.prototype.showEditPropertyValue=function(a,b,c){function g(){d(v.value)}function d(c){"number"==typeof a.properties[b]&&(c=Number(c));a.properties[b]=c;if(a.onPropertyChanged)a.onPropertyChanged(b,c);q.parentNode.removeChild(q);a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[b]){c=c||{};var e="string";null!==a.properties[b]&&(e=typeof a.properties[b]);var f=null;a.getPropertyInfo&&(f=a.getPropertyInfo(b));
if(a.properties_info)for(var h=0;h<a.properties_info.length;++h)if(a.properties_info[h].name==b){f=a.properties_info[h];break}void 0!==f&&null!==f&&f.type&&(e=f.type);var k="";if("string"==e||"number"==e)k="<input autofocus type='text' class='value'/>";else if("enum"==e&&f.values){k="<select autofocus type='text' class='value'>";for(h in f.values)var n=f.values.constructor===Array?f.values[h]:h,k=k+("<option value='"+n+"' "+(n==a.properties[b]?"selected":"")+">"+f.values[h]+"</option>");k+="</select>"}else"boolean"==
e&&(k="<input autofocus type='checkbox' class='value' "+(a.properties[b]?"checked":"")+"/>");var q=document.createElement("div");q.className="graphdialog";q.innerHTML="<span class='name'>"+b+"</span>"+k+"<button>OK</button>";if("enum"==e&&f.values){var v=q.querySelector("select");v.addEventListener("change",function(a){d(a.target.value)})}else if("boolean"==e)(v=q.querySelector("input"))&&v.addEventListener("click",function(a){d(!!v.checked)});else if(v=q.querySelector("input"))v.value=void 0!==a.properties[b]?
a.properties[b]:"",v.addEventListener("keydown",function(a){13==a.keyCode&&(g(),a.preventDefault(),a.stopPropagation())});e=this.canvas.getClientRects()[0];h=f=-20;e&&(f-=e.left,h-=e.top);c.position?(f+=c.position[0],h+=c.position[1]):c.event?(f+=c.event.pageX,h+=c.event.pageY):(f+=0.5*this.canvas.width,h+=0.5*this.canvas.height);q.style.left=f+"px";q.style.top=h+"px";q.querySelector("button").addEventListener("click",g);this.canvas.parentNode.appendChild(q)}};LGraphCanvas.onMenuNodeCollapse=function(a,
b,c,g,d){d.flags.collapsed=!d.flags.collapsed;d.setDirtyCanvas(!0,!0)};LGraphCanvas.onMenuNodePin=function(a,b,c,g,d){d.pin()};LGraphCanvas.onMenuNodeMode=function(a,b,c,g,d){new k.ContextMenu(["Always","On Event","Never"],{event:c,callback:function(a){if(d)switch(a){case "On Event":d.mode=k.ON_EVENT;break;case "Never":d.mode=k.NEVER;break;default:d.mode=k.ALWAYS}},parentMenu:prev_menu,node:d});return!1};LGraphCanvas.onMenuNodeColors=function(a,b,c,g,d){if(!d)throw"no node for color";b=[];for(var e in LGraphCanvas.node_colors)a=
LGraphCanvas.node_colors[e],a={value:e,content:"<span style='display: block; color:"+a.color+"; background-color:"+a.bgcolor+"'>"+e+"</span>"},b.push(a);new k.ContextMenu(b,{event:c,callback:function(a){d&&(a=LGraphCanvas.node_colors[a.value])&&(d.color=a.color,d.bgcolor=a.bgcolor,d.setDirtyCanvas(!0))},parentMenu:g,node:d});return!1};LGraphCanvas.onMenuNodeShapes=function(a,b,c,g,d){if(!d)throw"no node passed";new k.ContextMenu(["box","round"],{event:c,callback:function(a){d&&(d.shape=a,d.setDirtyCanvas(!0))},
parentMenu:g,node:d});return!1};LGraphCanvas.onMenuNodeRemove=function(a,b,c,g,d){if(!d)throw"no node passed";!1!=d.removable&&(d.graph.remove(d),d.setDirtyCanvas(!0,!0))};LGraphCanvas.onMenuNodeClone=function(a,b,c,g,d){!1!=d.clonable&&(a=d.clone())&&(a.pos=[d.pos[0]+5,d.pos[1]+5],d.graph.add(a),d.setDirtyCanvas(!0,!0))};LGraphCanvas.node_colors={red:{color:"#FAA",bgcolor:"#A44"},green:{color:"#AFA",bgcolor:"#4A4"},blue:{color:"#AAF",bgcolor:"#44A"},white:{color:"#FFF",bgcolor:"#AAA"}};LGraphCanvas.prototype.getCanvasMenuOptions=
function(){var a=null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:LGraphCanvas.onMenuAdd}],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};LGraphCanvas.prototype.getNodeMenuOptions=function(a){var b=null,b=a.getMenuOptions?a.getMenuOptions(this):[{content:"Inputs",has_submenu:!0,
disabled:!0,callback:LGraphCanvas.showMenuNodeOptionalInputs},{content:"Outputs",has_submenu:!0,disabled:!0,callback:LGraphCanvas.showMenuNodeOptionalOutputs},null,{content:"Properties",has_submenu:!0,callback:LGraphCanvas.onShowMenuNodeProperties},null,{content:"Title",callback:LGraphCanvas.onShowTitleEditor},{content:"Mode",has_submenu:!0,callback:LGraphCanvas.onMenuNodeMode},{content:"Resize",callback:LGraphCanvas.onResizeNode},{content:"Collapse",callback:LGraphCanvas.onMenuNodeCollapse},{content:"Pin",
callback:LGraphCanvas.onMenuNodePin},{content:"Colors",has_submenu:!0,callback:LGraphCanvas.onMenuNodeColors},{content:"Shapes",has_submenu:!0,callback:LGraphCanvas.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:LGraphCanvas.onMenuNodeClone});!1!==a.removable&&b.push(null,{content:"Remove",callback:LGraphCanvas.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};LGraphCanvas.prototype.processContextMenu=function(a,b){var c=LGraphCanvas.active_canvas.getCanvasWindow(),d=null,e={event:b,callback:function(b,c,d){b&&b==f&&(b.input?a.removeInput(f.slot):b.output&&a.removeOutput(f.slot))},node:a},f=null;a&&(f=a.getSlotInPosition(b.canvasX,b.canvasY),LGraphCanvas.active_node=a);f?(d=f.locked?["Cannot remove"]:
{"Remove Slot":f},e.title=f.input?f.input.type:f.output.type,f.input&&f.input.type==k.EVENT&&(e.title="Event")):d=a?this.getNodeMenuOptions(a):this.getCanvasMenuOptions();d&&new k.ContextMenu(d,e,c)};this.CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.roundRect=function(a,b,c,d,e,f){void 0===e&&(e=5);void 0===f&&(f=e);this.beginPath();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+d-f);this.quadraticCurveTo(a+c,b+d,a+c-f,b+d);this.lineTo(a+
f,b+d);this.quadraticCurveTo(a,b+d,a,b+d-f);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=d;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=f;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=h;k.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),c=0,d,e,f=0;6>f;f+=2)d="0123456789ABCDEF".indexOf(a.charAt(f)),e="0123456789ABCDEF".indexOf(a.charAt(f+1)),b[c]=16*d+e,c++;return b};k.num2hex=function(a){for(var b="#",c,d,e=0;3>e;e++)c=a[e]/16,d=a[e]%16,b+="0123456789ABCDEF".charAt(c)+"0123456789ABCDEF".charAt(d);return b};n.prototype.addItem=function(a,
b,c){function d(a){var b=this.value;b&&b.has_submenu&&e.call(this,a)}function e(a){var b=this.value,d=!0;f.current_submenu&&f.current_submenu.close(a);if(c.callback){var g=c.callback.call(this,b,c,a,f,c.node);!0===g&&(d=!1)}if(b&&(b.callback&&!c.ignore_item_callbacks&&!0!==b.disabled&&(g=b.callback.call(this,b,c,a,f,c.node),!0===g&&(d=!1)),b.submenu)){if(!b.submenu.options)throw"ContextMenu submenu needs options";new f.constructor(b.submenu.options,{callback:b.submenu.callback,event:a,parentMenu:f,
ignore_item_callbacks:b.submenu.ignore_item_callbacks,title:b.submenu.title,autoopen:c.autoopen});d=!1}d&&!f.lock&&f.close()}var f=this;c=c||{};var h=document.createElement("div");h.className="litemenu-entry submenu";var k=!1;if(null===b)h.classList.add("separator");else{h.innerHTML=b&&b.title?b.title:a;if(h.value=b)b.disabled&&(k=!0,h.classList.add("disabled")),(b.submenu||b.has_submenu)&&h.classList.add("has_submenu");"function"==typeof b?(h.dataset.value=a,h.onclick_callback=b):h.dataset.value=
b}this.root.appendChild(h);k||h.addEventListener("click",e);c.autoopen&&h.addEventListener("mouseenter",d);return h};n.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&&!n.isCursorOverElement(a,this.parentMenu.root)&&n.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0)};n.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};n.prototype.getTopMenu=function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu():this};n.prototype.getFirstEvent=function(){return this.options.parentMenu?this.options.parentMenu.getFirstEvent():this.options.event};n.isCursorOverElement=function(a,b){var c=a.pageX,d=a.pageY,e=b.getBoundingClientRect();
return e?d>e.top&&d<e.top+e.height&&c>e.left&&c<e.left+e.width?!0:!1:!1};k.ContextMenu=n;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)))};void 0===typeof window||window.requestAnimationFrame||(window.requestAnimationFrame=window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(a){window.setTimeout(a,1E3/60)})})(this);
(function(){function e(){this.addOutput("in ms","number");this.addOutput("in sec","number")}function d(){this.size=[120,60];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.bgcolor="#940"}function f(){var a="input_"+(1E3*Math.random()).toFixed();this.addOutput(a,null);this.properties={name:a,type:null};var b=this;Object.defineProperty(this.properties,"name",{get:function(){return a},set:function(d){if(""!=d){var e=b.getOutputInfo(0);e.name!=d&&(e.name=d,b.graph&&b.graph.renameGlobalInput(a,d),
a=d)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return b.outputs[0].type},set:function(d){b.outputs[0].type=d;b.graph&&b.graph.changeGlobalInputType(a,b.outputs[0].type)},enumerable:!0})}function h(){var a="output_"+(1E3*Math.random()).toFixed();this.addInput(a,null);this.properties={name:a,type:null};var b=this;Object.defineProperty(this.properties,"name",{get:function(){return a},set:function(d){if(""!=d){var e=b.getInputInfo(0);e.name!=d&&(e.name=d,b.graph&&
b.graph.renameGlobalOutput(a,d),a=d)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return b.inputs[0].type},set:function(d){b.inputs[0].type=d;b.graph&&b.graph.changeGlobalInputType(a,b.inputs[0].type)},enumerable:!0})}function n(){this.addOutput("value","number");this.addProperty("value",1);this.editable={property:"value",type:"number"}}function k(){this.size=[60,20];this.addInput("value",0,{label:""});this.addOutput("value",0,{label:""});this.addProperty("value",
"")}function a(){this.mode=LiteGraph.ON_EVENT;this.size=[60,20];this.addProperty("msg","");this.addInput("log",LiteGraph.EVENT);this.addInput("msg",0)}function b(){this.size=[60,20];this.addProperty("onExecute","");this.addInput("in","");this.addInput("in2","");this.addOutput("out","");this.addOutput("out2","");this._func=null}e.title="Time";e.desc="Time";e.prototype.onExecute=function(){this.setOutputData(0,1E3*this.graph.globaltime);this.setOutputData(1,this.graph.globaltime)};LiteGraph.registerNodeType("basic/time",
e);d.title="Subgraph";d.desc="Graph inside a node";d.prototype.onSubgraphNewGlobalInput=function(a,b){this.addInput(a,b)};d.prototype.onSubgraphRenamedGlobalInput=function(a,b){var d=this.findInputSlot(a);-1!=d&&(this.getInputInfo(d).name=b)};d.prototype.onSubgraphTypeChangeGlobalInput=function(a,b){var d=this.findInputSlot(a);-1!=d&&(this.getInputInfo(d).type=b)};d.prototype.onSubgraphNewGlobalOutput=function(a,b){this.addOutput(a,b)};d.prototype.onSubgraphRenamedGlobalOutput=function(a,b){var d=
this.findOutputSlot(a);-1!=d&&(this.getOutputInfo(d).name=b)};d.prototype.onSubgraphTypeChangeGlobalOutput=function(a,b){var d=this.findOutputSlot(a);-1!=d&&(this.getOutputInfo(d).type=b)};d.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:"Open",callback:function(){a.openSubgraph(b.subgraph)}}]};d.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=this.inputs[a],d=this.getInputData(a);this.subgraph.setGlobalInputData(b.name,d)}this.subgraph.runStep();
if(this.outputs)for(a=0;a<this.outputs.length;a++)d=this.subgraph.getGlobalOutputData(this.outputs[a].name),this.setOutputData(a,d)};d.prototype.configure=function(a){LGraphNode.prototype.configure.call(this,a)};d.prototype.serialize=function(){var a=LGraphNode.prototype.serialize.call(this);a.subgraph=this.subgraph.serialize();return a};d.prototype.clone=function(){var a=LiteGraph.createNode(this.type),b=this.serialize();delete b.id;delete b.inputs;delete b.outputs;a.configure(b);return a};LiteGraph.registerNodeType("graph/subgraph",
d);f.title="Input";f.desc="Input of the graph";f.prototype.onAdded=function(){this.graph.addGlobalInput(this.properties.name,this.properties.type)};f.prototype.onExecute=function(){var a=this.graph.global_inputs[this.properties.name];a&&this.setOutputData(0,a.value)};LiteGraph.registerNodeType("graph/input",f);h.title="Ouput";h.desc="Output of the graph";h.prototype.onAdded=function(){this.graph.addGlobalOutput(this.properties.name,this.properties.type)};h.prototype.onExecute=function(){this.graph.setGlobalOutputData(this.properties.name,
this.getInputData(0))};LiteGraph.registerNodeType("graph/output",h);n.title="Const";n.desc="Constant value";n.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));this.properties.value=a;this.setDirtyCanvas(!0)};n.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};n.prototype.onDrawBackground=function(a){this.outputs[0].label=this.properties.value.toFixed(3)};n.prototype.onWidget=function(a,b){"value"==b.name&&this.setValue(b.value)};LiteGraph.registerNodeType("basic/const",
n);k.title="Watch";k.desc="Show value of input";k.prototype.onExecute=function(){this.properties.value=this.getInputData(0);this.setOutputData(0,this.properties.value)};k.prototype.onDrawBackground=function(a){this.inputs[0]&&null!=this.properties.value&&(this.properties.value.constructor===Number?this.inputs[0].label=this.properties.value.toFixed(3):((a=this.properties.value)&&a.length&&(a=Array.prototype.slice.call(a).join(",")),this.inputs[0].label=a))};LiteGraph.registerNodeType("basic/watch",
k);a.title="Console";a.desc="Show value inside the console";a.prototype.onAction=function(a,b){"log"==a?console.log(b):"warn"==a?console.warn(b):"error"==a&&console.error(b)};a.prototype.onExecute=function(){var a=this.getInputData(1);null!==a&&(this.properties.msg=a);console.log(a)};a.prototype.onGetInputs=function(){return[["log",LiteGraph.ACTION],["warn",LiteGraph.ACTION],["error",LiteGraph.ACTION]]};LiteGraph.registerNodeType("basic/console",a);b.title="Script";b.desc="executes a code";b.widgets_info=
{onExecute:{type:"code"}};b.prototype.onPropertyChanged=function(a,b){if("onExecute"==a&&LiteGraph.allow_scripts){this._func=null;try{this._func=new Function(b)}catch(d){console.error("Error parsing script"),console.error(d)}}};b.prototype.onExecute=function(){if(this._func)try{this._func.call(this)}catch(a){console.error("Error in script"),console.error(a)}};LiteGraph.registerNodeType("basic/script",b)})();
(function(){function e(){this.size=[60,20];this.addProperty("time",1E3);this.addInput("event",LiteGraph.ACTION);this.addOutput("on_time",LiteGraph.EVENT);this._pending=[]}e.title="Delay";e.desc="Delays one event";e.prototype.onAction=function(d,e){this._pending.push([this.properties.time,e])};e.prototype.onExecute=function(){for(var d=1E3*this.graph.elapsed_time,e=0;e<this._pending.length;++e){var h=this._pending[e];h[0]-=d;0<h[0]||(this._pending.splice(e,1),--e,this.trigger(null,h[1]))}};e.prototype.onGetInputs=
function(){return[["event",LiteGraph.ACTION]]};LiteGraph.registerNodeType("events/delay",e)})();
(function(){function e(){this.addOutput("clicked",LiteGraph.EVENT);this.addProperty("text","");this.addProperty("font","40px Arial");this.addProperty("message","");this.size=[64,84]}function d(){this.addOutput("","number");this.size=[64,84];this.properties={min:0,max:1,value:0.5,wcolor:"#7AF",size:50}}function f(){this.size=[160,26];this.addOutput("","number");this.properties={wcolor:"#7AF",min:0,max:1,value:0.5}}function h(){this.size=[160,26];this.addInput("","number");this.properties={min:0,max:1,
value:0,wcolor:"#AAF"}}function n(){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}}e.title="Button";e.desc="Triggers an event";e.prototype.onDrawForeground=function(a){!this.flags.collapsed&&(a.fillStyle="black",a.fillRect(1,1,this.size[0]-3,this.size[1]-3),a.fillStyle="#AAF",a.fillRect(0,
0,this.size[0]-3,this.size[1]-3),a.fillStyle=this.clicked?"white":this.mouseOver?"#668":"#334",a.fillRect(1,1,this.size[0]-4,this.size[1]-4),this.properties.text||0===this.properties.text)&&(a.textAlign="center",a.fillStyle=this.clicked?"black":"white",this.properties.font&&(a.font=this.properties.font),a.fillText(this.properties.text,0.5*this.size[0],0.85*this.size[1]),a.textAlign="left")};e.prototype.onMouseDown=function(a,b){if(1<b[0]&&1<b[1]&&b[0]<this.size[0]-2&&b[1]<this.size[1]-2)return this.clicked=
!0,this.trigger("clicked",this.properties.message),!0};e.prototype.onMouseUp=function(a){this.clicked=!1};LiteGraph.registerNodeType("widget/button",e);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(a){if(this.imgfg&&this.imgfg.width){var b=0.5*this.imgbg.width,c=this.size[0]/this.imgfg.width;a.save();a.translate(0,20);a.scale(c,c);a.drawImage(this.imgbg,0,0);a.translate(b,b);a.rotate(2*this.value*Math.PI*6/8+10*Math.PI/8);a.translate(-b,-b);a.drawImage(this.imgfg,0,0);a.restore();this.title&&(a.font="bold 16px Criticized,Tahoma",a.fillStyle="rgba(100,100,100,0.8)",a.textAlign="center",a.fillText(this.title.toUpperCase(),0.5*this.size[0],18),a.textAlign="left")}};
d.prototype.onDrawVectorKnob=function(a){if(this.imgfg&&this.imgfg.width){a.lineWidth=1;a.strokeStyle=this.mouseOver?"#FFF":"#AAA";a.fillStyle="#000";a.beginPath();a.arc(0.5*this.size[0],0.5*this.size[1]+10,0.5*this.properties.size,0,2*Math.PI,!0);a.stroke();0<this.value&&(a.strokeStyle=this.properties.wcolor,a.lineWidth=0.2*this.properties.size,a.beginPath(),a.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),a.stroke(),a.lineWidth=
1);a.font=0.2*this.properties.size+"px Arial";a.fillStyle="#AAA";a.textAlign="center";var b=this.properties.value;"number"==typeof b&&(b=b.toFixed(2));a.fillText(b,0.5*this.size[0],0.65*this.size[1]);a.textAlign="left"}};d.prototype.onDrawForeground=function(a){this.onDrawImageKnob(a)};d.prototype.onExecute=function(){this.setOutputData(0,this.properties.value);this.boxcolor=LiteGraph.colorToString([this.value,this.value,this.value])};d.prototype.onMouseDown=function(a){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>a.canvasY-this.pos[1]||LiteGraph.distance([a.canvasX,a.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];this.captureInput(!0);return!0}};d.prototype.onMouseMove=function(a){if(this.oldmouse){a=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];var b=this.value,b=b-0.01*(a[1]-this.oldmouse[1]);1<b?b=1:0>b&&(b=0);this.value=b;this.properties.value=
this.properties.min+(this.properties.max-this.properties.min)*this.value;this.oldmouse=a;this.setDirtyCanvas(!0)}};d.prototype.onMouseUp=function(a){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};d.prototype.onMouseLeave=function(a){};d.prototype.onWidget=function(a,b){if("increase"==b.name)this.onPropertyChanged("size",this.properties.size+10);else if("decrease"==b.name)this.onPropertyChanged("size",this.properties.size-10)};d.prototype.onPropertyChanged=function(a,b){if("wcolor"==a)this.properties[a]=
b;else if("size"==a)b=parseInt(b),this.properties[a]=b,this.size=[b+4,b+24],this.setDirtyCanvas(!0,!0);else if("min"==a||"max"==a||"value"==a)this.properties[a]=parseFloat(b);else return!1;return!0};LiteGraph.registerNodeType("widget/knob",d);f.title="H.Slider";f.desc="Linear slider controller";f.prototype.onInit=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};f.prototype.onDrawVectorial=function(a){this.imgfg&&this.imgfg.width&&(a.lineWidth=1,a.strokeStyle=this.mouseOver?
"#FFF":"#AAA",a.fillStyle="#000",a.beginPath(),a.rect(2,0,this.size[0]-4,20),a.stroke(),a.fillStyle=this.properties.wcolor,a.beginPath(),a.rect(2+(this.size[0]-4-20)*this.value,0,20,20),a.fill())};f.prototype.onDrawImage=function(a){this.imgfg&&this.imgfg.width&&(a.lineWidth=1,a.fillStyle="#000",a.fillRect(2,9,this.size[0]-4,2),a.strokeStyle="#333",a.beginPath(),a.moveTo(2,9),a.lineTo(this.size[0]-4,9),a.stroke(),a.strokeStyle="#AAA",a.beginPath(),a.moveTo(2,11),a.lineTo(this.size[0]-4,11),a.stroke(),
a.drawImage(this.imgfg,2+(this.size[0]-4)*this.value-0.5*this.imgfg.width,0.5*-this.imgfg.height+10))};f.prototype.onDrawForeground=function(a){this.onDrawImage(a)};f.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])};f.prototype.onMouseDown=function(a){if(0>a.canvasY-this.pos[1])return!1;this.oldmouse=[a.canvasX-
this.pos[0],a.canvasY-this.pos[1]];this.captureInput(!0);return!0};f.prototype.onMouseMove=function(a){if(this.oldmouse){a=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];var b=this.value,b=b+(a[0]-this.oldmouse[0])/this.size[0];1<b?b=1:0>b&&(b=0);this.value=b;this.oldmouse=a;this.setDirtyCanvas(!0)}};f.prototype.onMouseUp=function(a){this.oldmouse=null;this.captureInput(!1)};f.prototype.onMouseLeave=function(a){};f.prototype.onPropertyChanged=function(a,b){if("wcolor"==a)this.properties[a]=b;else return!1;
return!0};LiteGraph.registerNodeType("widget/hslider",f);h.title="Progress";h.desc="Shows data in linear progress";h.prototype.onExecute=function(){var a=this.getInputData(0);void 0!=a&&(this.properties.value=a)};h.prototype.onDrawForeground=function(a){a.lineWidth=1;a.fillStyle=this.properties.wcolor;var b=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),b=Math.min(1,b),b=Math.max(0,b);a.fillRect(2,2,(this.size[0]-4)*b,this.size[1]-4)};LiteGraph.registerNodeType("widget/progress",
h);n.title="Text";n.desc="Shows the input value";n.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];n.prototype.onDrawForeground=function(a){a.fillStyle=this.properties.color;var b=this.properties.value;this.properties.glowSize?(a.shadowColor=this.properties.color,a.shadowOffsetX=0,a.shadowOffsetY=0,a.shadowBlur=this.properties.glowSize):a.shadowColor="transparent";var c=this.properties.fontsize;
a.textAlign=this.properties.align;a.font=c.toString()+"px "+this.properties.font;this.str="number"==typeof b?b.toFixed(this.properties.decimals):b;if("string"==typeof this.str){var b=this.str.split("\\n"),d;for(d in b)a.fillText(b[d],"left"==this.properties.align?15:this.size[0]-15,-0.15*c+c*(parseInt(d)+1))}a.shadowColor="transparent";this.last_ctx=a;a.textAlign="left"};n.prototype.onExecute=function(){var a=this.getInputData(0);this.properties.value=null!=a?a:"";this.setDirtyCanvas(!0)};n.prototype.resize=
function(){if(this.last_ctx){var a=this.str.split("\\n");this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font;var b=0,c;for(c in a){var d=this.last_ctx.measureText(a[c]).width;b<d&&(b=d)}this.size[0]=b+20;this.size[1]=4+a.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};n.prototype.onWidget=function(a,b){"resize"==b.name?this.resize():"led_text"==b.name?(this.properties.font="Digital",this.properties.glowSize=4,this.setDirtyCanvas(!0)):"normal_text"==b.name&&(this.properties.font=
"Arial",this.setDirtyCanvas(!0))};n.prototype.onPropertyChanged=function(a,b){this.properties[a]=b;this.str="number"==typeof b?b.toFixed(3):b;return!0};LiteGraph.registerNodeType("widget/text",n);k.title="Panel";k.desc="Non interactive panel";k.widgets=[{name:"update",text:"Update",type:"button"}];k.prototype.createGradient=function(a){""==this.properties.bgcolorTop||""==this.properties.bgcolorBottom?this.lineargradient=0:(this.lineargradient=a.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(a){null==this.lineargradient&&this.createGradient(a);this.lineargradient&&(a.lineWidth=1,a.strokeStyle=this.properties.borderColor,a.fillStyle=this.lineargradient,this.properties.shadowSize?(a.shadowColor="#000",a.shadowOffsetX=0,a.shadowOffsetY=0,a.shadowBlur=this.properties.shadowSize):a.shadowColor="transparent",a.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties.shadowSize),
a.fill(),a.shadowColor="transparent",a.stroke())};k.prototype.onWidget=function(a,b){"update"==b.name&&(this.lineargradient=null,this.setDirtyCanvas(!0))};LiteGraph.registerNodeType("widget/panel",k)})();
(function(){function e(){this.addOutput("left_x_axis","number");this.addOutput("left_y_axis","number");this.properties={}}e.title="Gamepad";e.desc="gets the input of the gamepad";e.prototype.onExecute=function(){var d=this.getGamepad();if(this.outputs)for(var e=0;e<this.outputs.length;e++){var h=this.outputs[e],n=null;if(d)switch(h.name){case "left_axis":n=[d.xbox.axes.lx,d.xbox.axes.ly];break;case "right_axis":n=[d.xbox.axes.rx,d.xbox.axes.ry];break;case "left_x_axis":n=d.xbox.axes.lx;break;case "left_y_axis":n=
d.xbox.axes.ly;break;case "right_x_axis":n=d.xbox.axes.rx;break;case "right_y_axis":n=d.xbox.axes.ry;break;case "trigger_left":n=d.xbox.axes.ltrigger;break;case "trigger_right":n=d.xbox.axes.rtrigger;break;case "a_button":n=d.xbox.buttons.a?1:0;break;case "b_button":n=d.xbox.buttons.b?1:0;break;case "x_button":n=d.xbox.buttons.x?1:0;break;case "y_button":n=d.xbox.buttons.y?1:0;break;case "lb_button":n=d.xbox.buttons.lb?1:0;break;case "rb_button":n=d.xbox.buttons.rb?1:0;break;case "ls_button":n=d.xbox.buttons.ls?
1:0;break;case "rs_button":n=d.xbox.buttons.rs?1:0;break;case "start_button":n=d.xbox.buttons.start?1:0;break;case "back_button":n=d.xbox.buttons.back?1:0}else switch(h.name){case "left_axis":case "right_axis":n=[0,0];break;default:n=0}this.setOutputData(e,n)}};e.prototype.getGamepad=function(){var d=navigator.getGamepads||navigator.webkitGetGamepads||navigator.mozGetGamepads;if(!d)return null;for(var e=d.call(navigator),d=null,h=0;4>h;h++)if(e[h]){d=e[h];e=this.xbox_mapping;e||(e=this.xbox_mapping=
{axes:[],buttons:{},hat:""});e.axes.lx=d.axes[0];e.axes.ly=d.axes[1];e.axes.rx=d.axes[2];e.axes.ry=d.axes[3];e.axes.ltrigger=d.buttons[6].value;e.axes.rtrigger=d.buttons[7].value;for(h=0;h<d.buttons.length;h++)switch(h){case 0:e.buttons.a=d.buttons[h].pressed;break;case 1:e.buttons.b=d.buttons[h].pressed;break;case 2:e.buttons.x=d.buttons[h].pressed;break;case 3:e.buttons.y=d.buttons[h].pressed;break;case 4:e.buttons.lb=d.buttons[h].pressed;break;case 5:e.buttons.rb=d.buttons[h].pressed;break;case 6:e.buttons.lt=
d.buttons[h].pressed;break;case 7:e.buttons.rt=d.buttons[h].pressed;break;case 8:e.buttons.back=d.buttons[h].pressed;break;case 9:e.buttons.start=d.buttons[h].pressed;break;case 10:e.buttons.ls=d.buttons[h].pressed;break;case 11:e.buttons.rs=d.buttons[h].pressed;break;case 12:d.buttons[h].pressed&&(e.hat+="up");break;case 13:d.buttons[h].pressed&&(e.hat+="down");break;case 14:d.buttons[h].pressed&&(e.hat+="left");break;case 15:d.buttons[h].pressed&&(e.hat+="right");break;case 16:e.buttons.home=d.buttons[h].pressed}d.xbox=
e;return d}};e.prototype.onDrawBackground=function(d){};e.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"]]};LiteGraph.registerNodeType("input/gamepad",e)})();
(function(){function e(){this.addInput("in","*");this.size=[60,20]}function d(){this.addInput("in");this.addOutput("out");this.size=[60,20]}function f(){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)}function h(){this.addOutput("value","number");this.addProperty("min",0);this.addProperty("max",1);this.size=[60,20]}function n(){this.addInput("in",
"number");this.addOutput("out","number");this.size=[60,20];this.addProperty("min",0);this.addProperty("max",1)}function k(){this.properties={f:0.5};this.addInput("A","number");this.addInput("B","number");this.addOutput("out","number")}function a(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function b(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function c(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,
20]}function g(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.properties={A:0,B:1}}function l(){this.addInput("in","number",{label:""});this.addOutput("out","number",{label:""});this.size=[60,20];this.addProperty("factor",1)}function u(){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 t(){this.addInput("A","number");this.addInput("B","number");
this.addOutput("=","number");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP","+","string",{values:t.values})}function r(){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 w(){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:w.values});
this.size=[60,40]}function p(){this.addInput("inc","number");this.addOutput("total","number");this.addProperty("increment",1);this.addProperty("value",0)}function q(){this.addInput("v","number");this.addOutput("sin","number");this.addProperty("amplitude",1);this.addProperty("offset",0);this.bgImageUrl="nodes/imgs/icon-sin.png"}function v(){this.addInput("vec2","vec2");this.addOutput("x","number");this.addOutput("y","number")}function x(){this.addInputs([["x","number"],["y","number"]]);this.addOutput("vec2",
"vec2");this.properties={x:0,y:0};this._data=new Float32Array(2)}function y(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")}function z(){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 A(){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)}e.title="Converter";e.desc="type A to type B";e.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 d=null;switch(c.name){case "number":d=a.length?a[0]:parseFloat(a);break;case "vec2":case "vec3":case "vec4":d=
1;switch(c.name){case "vec2":d=2;break;case "vec3":d=3;break;case "vec4":d=4}d=new Float32Array(d);if(a.length)for(c=0;c<a.length&&c<d.length;c++)d[c]=a[c];else d[0]=parseFloat(a)}this.setOutputData(b,d)}}};e.prototype.onGetOutputs=function(){return[["number","number"],["vec2","vec2"],["vec3","vec3"],["vec4","vec4"]]};LiteGraph.registerNodeType("math/converter",e);d.title="Bypass";d.desc="removes the type";d.prototype.onExecute=function(){var a=this.getInputData(0);this.setOutputData(0,a)};LiteGraph.registerNodeType("math/bypass",
d);f.title="Range";f.desc="Convert a number from one range to another";f.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)};f.prototype.onDrawBackground=
function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};f.prototype.onGetInputs=function(){return[["in_min","number"],["in_max","number"],["out_min","number"],["out_max","number"]]};LiteGraph.registerNodeType("math/range",f);h.title="Rand";h.desc="Random number";h.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;b=this.properties.max;this._last_v=
Math.random()*(b-a)+a;this.setOutputData(0,this._last_v)};h.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};h.prototype.onGetInputs=function(){return[["min","number"],["max","number"]]};LiteGraph.registerNodeType("math/rand",h);n.title="Clamp";n.desc="Clamp number between min and max";n.filter="shader";n.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))};n.prototype.getCode=function(a){a="";this.isInputConnected(0)&&(a+="clamp({{0}},"+this.properties.min+","+this.properties.max+")");return a};LiteGraph.registerNodeType("math/clamp",n);k.title="Lerp";k.desc="Linear Interpolation";k.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,d=this.getInputData(2);void 0!==d&&(c=d);this.setOutputData(0,a*(1-c)+b*c)};k.prototype.onGetInputs=function(){return[["f","number"]]};
LiteGraph.registerNodeType("math/lerp",k);a.title="Abs";a.desc="Absolute";a.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.abs(a))};LiteGraph.registerNodeType("math/abs",a);b.title="Floor";b.desc="Floor number to remove fractional part";b.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.floor(a))};LiteGraph.registerNodeType("math/floor",b);c.title="Frac";c.desc="Returns fractional part";c.prototype.onExecute=
function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a%1)};LiteGraph.registerNodeType("math/frac",c);g.title="Smoothstep";g.desc="Smoothstep";g.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),0,1);this.setOutputData(0,a*a*(3-2*a))}};LiteGraph.registerNodeType("math/smoothstep",g);l.title="Scale";l.desc="v * factor";l.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,
a*this.properties.factor)};LiteGraph.registerNodeType("math/scale",l);u.title="Average";u.desc="Average Filter";u.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)};u.prototype.onPropertyChanged=function(a,b){1>b&&(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))};LiteGraph.registerNodeType("math/average",u);t.values="+-*/%^".split("");t.title="Operation";t.desc="Easy math operators";t["@OP"]={type:"enum",title:"operation",values:t.values};t.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));this.properties.value=a};t.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)};t.prototype.onDrawBackground=function(a){this.flags.collapsed||(a.font="40px Arial",a.fillStyle="black",a.textAlign="center",a.fillText(this.properties.OP,0.5*this.size[0],0.5*
this.size[1]+LiteGraph.NODE_TITLE_HEIGHT),a.textAlign="left")};LiteGraph.registerNodeType("math/operation",t);r.title="Compare";r.desc="compares between two values";r.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;break;case "A<=B":value=a<=b;break;case "A>=B":value=a>=b}this.setOutputData(c,value)}}};r.prototype.onGetOutputs=function(){return[["A==B","boolean"],["A!=B","boolean"],["A>B","boolean"],["A<B","boolean"],["A>=B","boolean"],["A<=B","boolean"]]};LiteGraph.registerNodeType("math/compare",r);w.values="> < == != <= >=".split(" ");w["@OP"]={type:"enum",title:"operation",values:w.values};w.title="Condition";w.desc="evaluates condition between A and B";
w.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)};LiteGraph.registerNodeType("math/condition",w);p.title="Accumulate";p.desc="Increments a value every time";p.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)};LiteGraph.registerNodeType("math/accumulate",p);q.title="Trigonometry";q.desc="Sin Cos Tan";q.filter="shader";q.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;c<e;++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+d)}};q.prototype.onGetInputs=function(){return[["v","number"],["amplitude","number"],
["offset","number"]]};q.prototype.onGetOutputs=function(){return[["sin","number"],["cos","number"],["tan","number"],["asin","number"],["acos","number"],["atan","number"]]};LiteGraph.registerNodeType("math/trigonometry",q);if(window.math){var s=function(){this.addInputs("x","number");this.addInputs("y","number");this.addOutputs("","number");this.properties={x:1,y:1,formula:"x+y"}};s.title="Formula";s.desc="Compute safe formula";s.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)};s.prototype.onDrawBackground=function(){this.outputs[0].label=this.properties.formula};s.prototype.onGetOutputs=function(){return[["A-B","number"],["A*B","number"],["A/B","number"]]};LiteGraph.registerNodeType("math/formula",s)}v.title="Vec2->XY";v.desc="vector 2 to components";v.prototype.onExecute=function(){var a=
this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]))};LiteGraph.registerNodeType("math3d/vec2-to-xyz",v);x.title="XY->Vec2";x.desc="components to vector2";x.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)};LiteGraph.registerNodeType("math3d/xy-to-vec2",x);y.title="Vec3->XYZ";y.desc="vector 3 to components";y.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]))};LiteGraph.registerNodeType("math3d/vec3-to-xyz",y);z.title="XYZ->Vec3";z.desc="components to vector3";z.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)};
LiteGraph.registerNodeType("math3d/xyz-to-vec3",z);A.title="Vec4->XYZW";A.desc="vector 4 to components";A.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]))};LiteGraph.registerNodeType("math3d/vec4-to-xyzw",A);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)};LiteGraph.registerNodeType("math3d/xyzw-to-vec4",B);window.glMatrix&&(s=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1};this._value=quat.create()},s.title="Quaternion",s.desc="quaternion",s.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)},LiteGraph.registerNodeType("math3d/quaternion",s),s=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()},s.title="Rotation",s.desc="quaternion rotation",s.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)},LiteGraph.registerNodeType("math3d/rotation",s),s=function(){this.addInputs([["vec3","vec3"],["quat","quat"]]);this.addOutput("result","vec3");this.properties={vec:[0,0,1]}},s.title="Rot. Vec3",s.desc="rotate a point",s.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))},LiteGraph.registerNodeType("math3d/rotate_vec3",s),s=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},s.title="Mult. Quat",s.desc="rotate quaternion",s.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))}},LiteGraph.registerNodeType("math3d/mult-quat",s),s=function(){this.addInputs([["A","quat"],["B","quat"],["factor",
"number"]]);this.addOutput("slerp","quat");this.addProperty("factor",0.5);this._value=quat.create()},s.title="Quat Slerp",s.desc="quaternion spherical interpolation",s.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)}}},LiteGraph.registerNodeType("math3d/quat-slerp",s))})();
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 e=this.getInputData(0);if(void 0!==e){for(var d=1;d<this.inputs.length;d++){var f=this.inputs[d],h=this.getInputData(d);void 0!==h&&(this.properties[f.name]=h)}d=this.properties.A;f=this.properties.B;this.setOutputData(0,e?d:f)}};
Selector.prototype.onGetInputs=function(){return[["A",0],["B",0]]};LiteGraph.registerNodeType("logic/selector",Selector);
(function(){function e(){this.inputs=[];this.addOutput("frame","image");this.properties={url:""}}function d(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function f(){this.addInput("","image");this.size=[200,200]}function h(){this.addInputs([["img1","image"],["img2","image"],["fade","number"]]);this.addInput("","image");this.properties={fade:0.5,width:512,height:512}}function n(){this.addInput("",
"image");this.addOutput("","image");this.properties={width:256,height:256,x:0,y:0,scale:1};this.size=[50,20]}function k(){this.addInput("t","number");this.addOutputs([["frame","image"],["t","number"],["d","number"]]);this.properties={url:""}}function a(){this.addOutput("Webcam","image");this.properties={}}e.title="Image";e.desc="Image loader";e.widgets=[{name:"load",text:"Load",type:"button"}];e.supported_extensions=["jpg","jpeg","png","gif"];e.prototype.onAdded=function(){""!=this.properties.url&&
null==this.img&&this.loadImage(this.properties.url)};e.prototype.onDrawBackground=function(a){this.img&&5<this.size[0]&&5<this.size[1]&&a.drawImage(this.img,0,0,this.size[0],this.size[1])};e.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)};e.prototype.onPropertyChanged=function(a,c){this.properties[a]=c;"url"==a&&""!=c&&this.loadImage(c);return!0};e.prototype.loadImage=
function(a,c){if(""==a)this.img=null;else{this.img=document.createElement("img");"http://"==a.substr(0,7)&&LiteGraph.proxy&&(a=LiteGraph.proxy+a.substr(7));this.img.src=a;this.boxcolor="#F95";var d=this;this.img.onload=function(){c&&c(this);d.trace("Image loaded, size: "+d.img.width+"x"+d.img.height);this.dirty=!0;d.boxcolor="#9F9";d.setDirtyCanvas(!0)}}};e.prototype.onWidget=function(a,c){"load"==c.name&&this.loadImage(this.properties.url)};e.prototype.onDropFile=function(a){var c=this;this._url&&
URL.revokeObjectURL(this._url);this._url=URL.createObjectURL(a);this.properties.url=this._url;this.loadImage(this._url,function(a){c.size[1]=a.height/a.width*c.size[0]})};LiteGraph.registerNodeType("graphics/image",e);d.title="Palette";d.desc="Generates a color";d.prototype.onExecute=function(){var a=[];null!=this.properties.colorA&&a.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&a.push(hex2num(this.properties.colorB));null!=this.properties.colorC&&a.push(hex2num(this.properties.colorC));
null!=this.properties.colorD&&a.push(hex2num(this.properties.colorD));var c=this.getInputData(0);null==c&&(c=0.5);1<c?c=1:0>c&&(c=0);if(0!=a.length){var d=[0,0,0];if(0==c)d=a[0];else if(1==c)d=a[a.length-1];else{var e=(a.length-1)*c,c=a[Math.floor(e)],a=a[Math.floor(e)+1],e=e-Math.floor(e);d[0]=c[0]*(1-e)+a[0]*e;d[1]=c[1]*(1-e)+a[1]*e;d[2]=c[2]*(1-e)+a[2]*e}for(var f in d)d[f]/=255;this.boxcolor=colorToString(d);this.setOutputData(0,d)}};LiteGraph.registerNodeType("color/palette",d);f.title="Frame";
f.desc="Frame viewerew";f.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"view",text:"View Image",type:"button"}];f.prototype.onDrawBackground=function(a){this.frame&&a.drawImage(this.frame,0,0,this.size[0],this.size[1])};f.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};f.prototype.onWidget=function(a,c){if("resize"==c.name&&this.frame){var d=this.frame.width,e=this.frame.height;d||null==this.frame.videoWidth||(d=this.frame.videoWidth,e=this.frame.videoHeight);
d&&e&&(this.size=[d,e]);this.setDirtyCanvas(!0,!0)}else"view"==c.name&&this.show()};f.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};LiteGraph.registerNodeType("graphics/frame",f);h.title="Image fade";h.desc="Fades between images";h.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];h.prototype.onAdded=function(){this.createCanvas();var a=this.canvas.getContext("2d");a.fillStyle="#000";a.fillRect(0,0,this.properties.width,
this.properties.height)};h.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};h.prototype.onExecute=function(){var a=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var c=this.getInputData(0);null!=c&&a.drawImage(c,0,0,this.canvas.width,this.canvas.height);c=this.getInputData(2);null==c?c=this.properties.fade:this.properties.fade=c;a.globalAlpha=c;c=this.getInputData(1);
null!=c&&a.drawImage(c,0,0,this.canvas.width,this.canvas.height);a.globalAlpha=1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};LiteGraph.registerNodeType("graphics/imagefade",h);n.title="Crop";n.desc="Crop Image";n.prototype.onAdded=function(){this.createCanvas()};n.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};n.prototype.onExecute=function(){var a=this.getInputData(0);
a&&(a.width?(this.canvas.getContext("2d").drawImage(a,-this.properties.x,-this.properties.y,a.width*this.properties.scale,a.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};n.prototype.onDrawBackground=function(a){this.flags.collapsed||this.canvas&&a.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};n.prototype.onPropertyChanged=function(a,c){this.properties[a]=c;"scale"==a?(this.properties[a]=parseFloat(c),
0==this.properties[a]&&(this.trace("Error in scale"),this.properties[a]=1)):this.properties[a]=parseInt(c);this.createCanvas();return!0};LiteGraph.registerNodeType("graphics/cropImage",n);k.title="Video";k.desc="Video playback";k.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"}];k.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 a=this.getInputData(0);a&&0<=a&&1>=a&&(this._video.currentTime=a*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)}};k.prototype.onStart=function(){this.play()};k.prototype.onStop=function(){this.stop()};k.prototype.loadVideo=function(a){this._video_url=a;this._video=
document.createElement("video");this._video.src=a;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()})};
k.prototype.onPropertyChanged=function(a,c){this.properties[a]=c;"url"==a&&""!=c&&this.loadVideo(c);return!0};k.prototype.play=function(){this._video&&this._video.play()};k.prototype.playPause=function(){this._video&&(this._video.paused?this.play():this.pause())};k.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};k.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};k.prototype.onWidget=function(a,c){};LiteGraph.registerNodeType("graphics/video",
k);a.title="Webcam";a.desc="Webcam image";a.prototype.openStream=function(){function a(b){console.log("Webcam rejected",b);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),a);var c=this}};a.prototype.onRemoved=function(){this._webcam_stream&&
(this._webcam_stream.stop(),this._video=this._webcam_stream=null)};a.prototype.streamReady=function(a){this._webcam_stream=a;var c=this._video;c||(c=document.createElement("video"),c.autoplay=!0,c.src=window.URL.createObjectURL(a),this._video=c,c.onloadedmetadata=function(a){console.log(a)})};a.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))};a.prototype.getExtraMenuOptions=function(a){var c=this;return[{content:c.properties.show?"Hide Frame":"Show Frame",callback:function(){c.properties.show=!c.properties.show}}]};a.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._video||(a.save(),a.drawImage(this._video,0,0,this.size[0],this.size[1]),a.restore())};LiteGraph.registerNodeType("graphics/webcam",a)})();
if("undefined"!=typeof LiteGraph){var LGraphTexture=function(){this.addOutput("Texture","Texture");this.properties={name:"",filter:!0};this.size=[LGraphTexture.image_preview_size,LGraphTexture.image_preview_size]};LGraphTexture.title="Texture";LGraphTexture.desc="Texture";LGraphTexture.widgets_info={name:{widget:"texture"},filter:{widget:"checkbox"}};LGraphTexture.loadTextureCallback=null;LGraphTexture.image_preview_size=256;LGraphTexture.PASS_THROUGH=1;LGraphTexture.COPY=2;LGraphTexture.LOW=3;LGraphTexture.HIGH=
4;LGraphTexture.REUSE=5;LGraphTexture.DEFAULT=2;LGraphTexture.MODE_VALUES={"pass through":LGraphTexture.PASS_THROUGH,copy:LGraphTexture.COPY,low:LGraphTexture.LOW,high:LGraphTexture.HIGH,reuse:LGraphTexture.REUSE,"default":LGraphTexture.DEFAULT};LGraphTexture.getTexturesContainer=function(){return gl.textures};LGraphTexture.loadTexture=function(e,d){d=d||{};var f=e;"http://"==f.substr(0,7)&&LiteGraph.proxy&&(f=LiteGraph.proxy+f.substr(7));return LGraphTexture.getTexturesContainer()[e]=GL.Texture.fromURL(f,
d)};LGraphTexture.getTexture=function(e){var d=this.getTexturesContainer();if(!d)throw"Cannot load texture, container of textures not found";d=d[e];return!d&&e&&":"!=e[0]?this.loadTexture(e):d};LGraphTexture.getTargetTexture=function(e,d,f){if(!e)throw"LGraphTexture.getTargetTexture expects a reference texture";var h=null;switch(f){case LGraphTexture.LOW:h=gl.UNSIGNED_BYTE;break;case LGraphTexture.HIGH:h=gl.HIGH_PRECISION_FORMAT;break;case LGraphTexture.REUSE:return e;default:h=e?e.type:gl.UNSIGNED_BYTE}d&&
d.width==e.width&&d.height==e.height&&d.type==h||(d=new GL.Texture(e.width,e.height,{type:h,format:gl.RGBA,filter:gl.LINEAR}));return d};LGraphTexture.getNoiseTexture=function(){if(this._noise_texture)return this._noise_texture;for(var e=new Uint8Array(1048576),d=0;1048576>d;++d)e[d]=255*Math.random();return this._noise_texture=e=GL.Texture.fromMemory(512,512,e,{format:gl.RGBA,wrap:gl.REPEAT,filter:gl.NEAREST})};LGraphTexture.prototype.onDropFile=function(e,d,f){if(e){var h=null;"string"==typeof e?
h=GL.Texture.fromURL(e):-1!=d.toLowerCase().indexOf(".dds")?h=GL.Texture.fromDDSInMemory(e):(e=new Blob([f]),e=URL.createObjectURL(e),h=GL.Texture.fromURL(e));this._drop_texture=h;this.properties.name=d}else this._drop_texture=null,this.properties.name=""};LGraphTexture.prototype.getExtraMenuOptions=function(e){var d=this;if(this._drop_texture)return[{content:"Clear",callback:function(){d._drop_texture=null;d.properties.name=""}}]};LGraphTexture.prototype.onExecute=function(){var e=null;this.isOutputConnected(1)&&
(e=this.getInputData(0));!e&&this._drop_texture&&(e=this._drop_texture);!e&&this.properties.name&&(e=LGraphTexture.getTexture(this.properties.name));if(e){this._last_tex=e;!1===this.properties.filter?e.setParameter(gl.TEXTURE_MAG_FILTER,gl.NEAREST):e.setParameter(gl.TEXTURE_MAG_FILTER,gl.LINEAR);this.setOutputData(0,e);for(var d=1;d<this.outputs.length;d++){var f=this.outputs[d];if(f){var h=null;"width"==f.name?h=e.width:"height"==f.name?h=e.height:"aspect"==f.name&&(h=e.width/e.height);this.setOutputData(d,
h)}}}};LGraphTexture.prototype.onResourceRenamed=function(e,d){this.properties.name==e&&(this.properties.name=d)};LGraphTexture.prototype.onDrawBackground=function(e){if(!(this.flags.collapsed||20>=this.size[1]))if(this._drop_texture&&e.webgl)e.drawImage(this._drop_texture,0,0,this.size[0],this.size[1]);else{if(this._last_preview_tex!=this._last_tex)if(e.webgl)this._canvas=this._last_tex;else{var d=LGraphTexture.generateLowResTexturePreview(this._last_tex);if(!d)return;this._last_preview_tex=this._last_tex;
this._canvas=cloneCanvas(d)}this._canvas&&(e.save(),e.webgl||(e.translate(0,this.size[1]),e.scale(1,-1)),e.drawImage(this._canvas,0,0,this.size[0],this.size[1]),e.restore())}};LGraphTexture.generateLowResTexturePreview=function(e){if(!e)return null;var d=LGraphTexture.image_preview_size,f=e;if(e.format==gl.DEPTH_COMPONENT)return null;if(e.width>d||e.height>d)f=this._preview_temp_tex,this._preview_temp_tex||(this._preview_temp_tex=f=new GL.Texture(d,d,{minFilter:gl.NEAREST})),e.copyTo(f);e=this._preview_canvas;
e||(this._preview_canvas=e=createCanvas(d,d));f&&f.toCanvas(e);return e};LGraphTexture.prototype.getResources=function(e){e[this.properties.name]=GL.Texture;return e};LGraphTexture.prototype.onGetInputs=function(){return[["in","Texture"]]};LGraphTexture.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["aspect","number"]]};LiteGraph.registerNodeType("texture/texture",LGraphTexture);var LGraphTexturePreview=function(){this.addInput("Texture","Texture");this.properties=
{flipY:!1};this.size=[LGraphTexture.image_preview_size,LGraphTexture.image_preview_size]};LGraphTexturePreview.title="Preview";LGraphTexturePreview.desc="Show a texture in the graph canvas";LGraphTexturePreview.allow_preview=!1;LGraphTexturePreview.prototype.onDrawBackground=function(e){if(!this.flags.collapsed&&(e.webgl||LGraphTexturePreview.allow_preview)){var d=this.getInputData(0);if(d){var f=null,f=!d.handle&&e.webgl?d:LGraphTexture.generateLowResTexturePreview(d);e.save();this.properties.flipY&&
(e.translate(0,this.size[1]),e.scale(1,-1));e.drawImage(f,0,0,this.size[0],this.size[1]);e.restore()}}};LiteGraph.registerNodeType("texture/preview",LGraphTexturePreview);var LGraphTextureSave=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={name:""}};LGraphTextureSave.title="Save";LGraphTextureSave.desc="Save a texture in the repository";LGraphTextureSave.prototype.onExecute=function(){var e=this.getInputData(0);e&&(this.properties.name&&(LGraphTexture.storeTexture?
LGraphTexture.storeTexture(this.properties.name,e):LGraphTexture.getTexturesContainer()[this.properties.name]=e),this.setOutputData(0,e))};LiteGraph.registerNodeType("texture/save",LGraphTextureSave);var LGraphTextureOperation=function(){this.addInput("Texture","Texture");this.addInput("TextureB","Texture");this.addInput("value","number");this.addOutput("Texture","Texture");this.help="<p>pixelcode must be vec3</p>\t\t\t<p>uvcode must be vec2, is optional</p>\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";
this.properties={value:1,uvcode:"",pixelcode:"color + colorB * value",precision:LGraphTexture.DEFAULT}};LGraphTextureOperation.widgets_info={uvcode:{widget:"textarea",height:100},pixelcode:{widget:"textarea",height:100},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureOperation.title="Operation";LGraphTextureOperation.desc="Texture shader operation";LGraphTextureOperation.prototype.getExtraMenuOptions=function(e){var d=this;return[{content:d.properties.show?"Hide Texture":
"Show Texture",callback:function(){d.properties.show=!d.properties.show}}]};LGraphTextureOperation.prototype.onDrawBackground=function(e){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._tex||this._tex.gl!=e||(e.save(),e.drawImage(this._tex,0,0,this.size[0],this.size[1]),e.restore())};LGraphTextureOperation.prototype.onExecute=function(){var e=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else{var d=
this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var f=512,h=512;e?(f=e.width,h=e.height):d&&(f=d.width,h=d.height);this._tex=e||this._tex?LGraphTexture.getTargetTexture(e||this._tex,this._tex,this.properties.precision):new GL.Texture(f,h,{type:this.precision===LGraphTexture.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT,format:gl.RGBA,filter:gl.LINEAR});var n="";this.properties.uvcode&&(n="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&(n=this.properties.uvcode));
var k="";this.properties.pixelcode&&(k="result = "+this.properties.pixelcode,-1!=this.properties.pixelcode.indexOf(";")&&(k=this.properties.pixelcode));var a=this._shader;if(!a||this._shader_code!=n+"|"+k){try{this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureOperation.pixel_shader,{UV_CODE:n,PIXEL_CODE:k}),this.boxcolor="#00FF00"}catch(b){console.log("Error compiling shader: ",b);this.boxcolor="#FF0000";return}this.boxcolor="#FF0000";this._shader_code=n+"|"+k;a=this._shader}if(a){this.boxcolor=
"green";var c=this.getInputData(2);null!=c?this.properties.value=c:c=parseFloat(this.properties.value);var g=this.graph.getTime();this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);e&&e.bind(0);d&&d.bind(1);var b=Mesh.getScreenQuad();a.uniforms({u_texture:0,u_textureB:1,value:c,texSize:[f,h],time:g}).draw(b)});this.setOutputData(0,this._tex)}else this.boxcolor="red"}}};LGraphTextureOperation.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";
LiteGraph.registerNodeType("texture/operation",LGraphTextureOperation);var LGraphTextureShader=function(){this.addOutput("Texture","Texture");this.properties={code:"",width:512,height:512};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"};LGraphTextureShader.title="Shader";LGraphTextureShader.desc="Texture shader";LGraphTextureShader.widgets_info={code:{type:"code"},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};
LGraphTextureShader.prototype.onPropertyChanged=function(e,d){if("code"==e){var f=this.getShader();if(f){var h=f.uniformInfo;if(this.inputs)for(var n={},k=0;k<this.inputs.length;++k){var a=this.getInputInfo(k);a&&(h[a.name]&&!n[a.name]?n[a.name]=!0:(this.removeInput(k),k--))}for(k in h)if(a=f.uniformInfo[k],null!==a.loc&&"time"!=k){h="number";if(this._shader.samplers[k])h="texture";else switch(a.size){case 1:h="number";break;case 2:h="vec2";break;case 3:h="vec3";break;case 4:h="vec4";break;case 9:h=
"mat3";break;case 16:h="mat4";break;default:continue}a=this.findInputSlot(k);-1==a?this.addInput(k,h):(n=this.getInputInfo(a),n)?n.type!=h&&(this.removeInput(a,h),this.addInput(k,h)):this.addInput(k,h)}}}};LGraphTextureShader.prototype.getShader=function(){if(this._shader&&this._shader_code==this.properties.code)return this._shader;this._shader_code=this.properties.code;if(this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureShader.pixel_shader+this.properties.code))this.boxcolor="green";
else return this.boxcolor="red",null;return this._shader};LGraphTextureShader.prototype.onExecute=function(){if(this.isOutputConnected(0)){var e=this.getShader();if(e){for(var d=0;d<this.inputs.length;++d){var f=this.getInputInfo(d),h=this.getInputData(d);null!=h&&(h.constructor===GL.Texture&&(h.bind(slot),h=slot,slot++),e.setUniform(f.name,h))}this._tex&&this._tex.width==this.properties.width&&this._tex.height==this.properties.height||(this._tex=new GL.Texture(this.properties.width,this.properties.height,
{format:gl.RGBA,filter:gl.LINEAR}));var n=this._tex,k=this.graph.getTime();n.drawTo(function(){e.uniforms({texSize:[n.width,n.height],time:k}).draw(Mesh.getScreenQuad())});this.setOutputData(0,this._tex)}}};LGraphTextureShader.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float time;\n\t\t\t";LiteGraph.registerNodeType("texture/shader",LGraphTextureShader);var LGraphTextureScaleOffset=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:LGraphTexture.DEFAULT}};LGraphTextureScaleOffset.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureScaleOffset.title="Scale/Offset";LGraphTextureScaleOffset.desc="Applies an scaling and offseting";LGraphTextureScaleOffset.prototype.onExecute=function(){var e=this.getInputData(0);if(this.isOutputConnected(0)&&e)if(this.properties.precision===
LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else{var d=e.width,f=e.height,h=this.precision===LGraphTexture.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT;this.precision===LGraphTexture.DEFAULT&&(h=e.type);this._tex&&this._tex.width==d&&this._tex.height==f&&this._tex.type==h||(this._tex=new GL.Texture(d,f,{type:h,format:gl.RGBA,filter:gl.LINEAR}));var n=this._shader;n||(n=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureScaleOffset.pixel_shader));var k=this.getInputData(1);k?(this.properties.scale[0]=
k[0],this.properties.scale[1]=k[1]):k=this.properties.scale;var a=this.getInputData(2);a?(this.properties.offset[0]=a[0],this.properties.offset[1]=a[1]):a=this.properties.offset;this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);e.bind(0);var b=Mesh.getScreenQuad();n.uniforms({u_texture:0,u_scale:k,u_offset:a}).draw(b)});this.setOutputData(0,this._tex)}};LGraphTextureScaleOffset.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 u_scale;\n\t\t\tuniform vec2 u_offset;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv = uv / u_scale - u_offset;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/scaleOffset",LGraphTextureScaleOffset);var LGraphTextureWarp=function(){this.addInput("in","Texture");this.addInput("warp","Texture");this.addInput("factor","number");this.addOutput("out","Texture");this.properties={factor:0.01,precision:LGraphTexture.DEFAULT}};LGraphTextureWarp.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureWarp.title="Warp";LGraphTextureWarp.desc="Texture warp operation";LGraphTextureWarp.prototype.onExecute=
function(){var e=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else{var d=this.getInputData(1),f=512,h=512;e?(f=e.width,h=e.height):d&&(f=d.width,h=d.height);this._tex=e||this._tex?LGraphTexture.getTargetTexture(e||this._tex,this._tex,this.properties.precision):new GL.Texture(f,h,{type:this.precision===LGraphTexture.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT,format:gl.RGBA,filter:gl.LINEAR});var n=this._shader;
n||(n=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureWarp.pixel_shader));var k=this.getInputData(2);null!=k?this.properties.factor=k:k=parseFloat(this.properties.factor);this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);e&&e.bind(0);d&&d.bind(1);var a=Mesh.getScreenQuad();n.uniforms({u_texture:0,u_textureB:1,u_factor:k}).draw(a)});this.setOutputData(0,this._tex)}};LGraphTextureWarp.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 float u_factor;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/warp",LGraphTextureWarp);var LGraphTextureToViewport=function(){this.addInput("Texture","Texture");this.properties={additive:!1,antialiasing:!1,filter:!0,disable_alpha:!1,gamma:1};this.size[0]=130};LGraphTextureToViewport.title="to Viewport";LGraphTextureToViewport.desc="Texture to viewport";LGraphTextureToViewport.prototype.onExecute=function(){var e=this.getInputData(0);if(e){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 d=this.properties.gamma||1;this.isInputConnected(1)&&(d=this.getInputData(1));e.setParameter(gl.TEXTURE_MAG_FILTER,this.properties.filter?gl.LINEAR:gl.NEAREST);if(this.properties.antialiasing){LGraphTextureToViewport._shader||(LGraphTextureToViewport._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureToViewport.aa_pixel_shader));gl.getViewport();var f=Mesh.getScreenQuad();
e.bind(0);LGraphTextureToViewport._shader.uniforms({u_texture:0,uViewportSize:[e.width,e.height],u_igamma:1/d,inverseVP:[1/e.width,1/e.height]}).draw(f)}else 1!=d?(LGraphTextureToViewport._gamma_shader||(LGraphTextureToViewport._gamma_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureToViewport.gamma_pixel_shader)),e.toViewport(LGraphTextureToViewport._gamma_shader,{u_texture:0,u_igamma:1/d})):e.toViewport()}};LGraphTextureToViewport.prototype.onGetInputs=function(){return[["gamma","number"]]};
LGraphTextureToViewport.aa_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 uViewportSize;\n\t\t\tuniform vec2 inverseVP;\n\t\t\tuniform float u_igamma;\n\t\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\t\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\t\t\t#define FXAA_SPAN_MAX     8.0\n\t\t\t\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\t\t\t{\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\t\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\t\t\t\t\n\t\t\t\tvec2 dir;\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\t\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\t\t\t\t\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\t\t\t\t\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\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\t\t\t\t\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\t\t\t\t\n\t\t\t\t//return vec4(rgbA,1.0);\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > 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";
LGraphTextureToViewport.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";LiteGraph.registerNodeType("texture/toviewport",LGraphTextureToViewport);var LGraphTextureCopy=function(){this.addInput("Texture",
"Texture");this.addOutput("","Texture");this.properties={size:0,generate_mipmaps:!1,precision:LGraphTexture.DEFAULT}};LGraphTextureCopy.title="Copy";LGraphTextureCopy.desc="Copy Texture";LGraphTextureCopy.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureCopy.prototype.onExecute=function(){var e=this.getInputData(0);if((e||this._temp_texture)&&this.isOutputConnected(0)){if(e){var d=e.width,f=e.height;
0!=this.properties.size&&(f=d=this.properties.size);var h=this._temp_texture,n=e.type;this.properties.precision===LGraphTexture.LOW?n=gl.UNSIGNED_BYTE:this.properties.precision===LGraphTexture.HIGH&&(n=gl.HIGH_PRECISION_FORMAT);h&&h.width==d&&h.height==f&&h.type==n||(h=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(d)&&isPowerOfTwo(f)&&(h=gl.LINEAR_MIPMAP_LINEAR),this._temp_texture=new GL.Texture(d,f,{type:n,format:gl.RGBA,minFilter:h,magFilter:gl.LINEAR}));e.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)}};LiteGraph.registerNodeType("texture/copy",LGraphTextureCopy);var LGraphTextureDownsample=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={iterations:1,generate_mipmaps:!1,precision:LGraphTexture.DEFAULT}};LGraphTextureDownsample.title="Downsample";LGraphTextureDownsample.desc=
"Downsample Texture";LGraphTextureDownsample.widgets_info={iterations:{type:"number",step:1,precision:0,min:1},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureDownsample.prototype.onExecute=function(){var e=this.getInputData(0);if((e||this._temp_texture)&&this.isOutputConnected(0)&&e&&e.texture_type===GL.TEXTURE_2D){var d=LGraphTextureDownsample._shader;d||(LGraphTextureDownsample._shader=d=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureDownsample.pixel_shader));
var f=e.width|0,h=e.height|0,n=e.type;this.properties.precision===LGraphTexture.LOW?n=gl.UNSIGNED_BYTE:this.properties.precision===LGraphTexture.HIGH&&(n=gl.HIGH_PRECISION_FORMAT);var k=this.properties.iterations||1,a=e,b=null,c=[],e={type:n,format:e.format},n=vec2.create(),g={u_offset:n};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var l=0;l<k;++l){n[0]=1/f;n[1]=1/h;f=f>>1||0;h=h>>1||0;b=GL.Texture.getTemporary(f,h,e);c.push(b);a.setParameter(GL.TEXTURE_MAG_FILTER,GL.NEAREST);a.copyTo(b,
d,g);if(1==f&&1==h)break;a=b}this._texture=c.pop();for(l=0;l<c.length;++l)GL.Texture.releaseTemporary(c[l]);this.properties.generate_mipmaps&&(this._texture.bind(0),gl.generateMipmap(this._texture.texture_type),this._texture.unbind(0));this.setOutputData(0,this._texture)}};LGraphTextureDownsample.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\t\t\t   gl_FragColor = color * 0.25;\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/downsample",LGraphTextureDownsample);var LGraphTextureAverage=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={mipmap_offset:0,low_precision:!1};this._uniforms={u_texture:0,u_mipmap_offset:this.properties.mipmap_offset}};LGraphTextureAverage.title="Average";LGraphTextureAverage.desc="Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";LGraphTextureAverage.prototype.onExecute=
function(){var e=this.getInputData(0);if(e&&this.isOutputConnected(0)){if(!LGraphTextureAverage._shader){LGraphTextureAverage._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureAverage.pixel_shader);for(var d=new Float32Array(32),f=0;32>f;++f)d[f]=Math.random();LGraphTextureAverage._shader.uniforms({u_samples_a:d.subarray(0,16),u_samples_b:d.subarray(16,32)})}d=this._temp_texture;f=this.properties.low_precision?gl.UNSIGNED_BYTE:e.type;d&&d.type==f||(this._temp_texture=new GL.Texture(1,
1,{type:f,format:gl.RGBA,filter:gl.NEAREST}));var h=LGraphTextureAverage._shader,n=this._uniforms;n.u_mipmap_offset=this.properties.mipmap_offset;this._temp_texture.drawTo(function(){e.toViewport(h,n)});this.setOutputData(0,this._temp_texture)}};LGraphTextureAverage.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";
LiteGraph.registerNodeType("texture/average",LGraphTextureAverage);var LGraphImageToTexture=function(){this.addInput("Image","image");this.addOutput("","Texture");this.properties={}};LGraphImageToTexture.title="Image to Texture";LGraphImageToTexture.desc="Uploads an image to the GPU";LGraphImageToTexture.prototype.onExecute=function(){var e=this.getInputData(0);if(e){var d=e.videoWidth||e.width,f=e.videoHeight||e.height;if(e.gltexture)this.setOutputData(0,e.gltexture);else{var h=this._temp_texture;
h&&h.width==d&&h.height==f||(this._temp_texture=new GL.Texture(d,f,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(e)}catch(n){console.error("image comes from an unsafe location, cannot be uploaded to webgl");return}this.setOutputData(0,this._temp_texture)}}};LiteGraph.registerNodeType("texture/imageToTexture",LGraphImageToTexture);var LGraphTextureLUT=function(){this.addInput("Texture","Texture");this.addInput("LUT","Texture");this.addInput("Intensity","number");this.addOutput("",
"Texture");this.properties={intensity:1,precision:LGraphTexture.DEFAULT,texture:null};LGraphTextureLUT._shader||(LGraphTextureLUT._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureLUT.pixel_shader))};LGraphTextureLUT.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureLUT.title="LUT";LGraphTextureLUT.desc="Apply LUT to Texture";LGraphTextureLUT.widgets_info={texture:{widget:"texture"}};LGraphTextureLUT.prototype.onExecute=function(){if(this.isOutputConnected(0)){var e=
this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){var d=this.getInputData(1);d||(d=LGraphTexture.getTexture(this.properties.texture));if(d){d.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 f=this.properties.intensity;this.isInputConnected(2)&&
(this.properties.intensity=f=this.getInputData(2));this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);this._tex.drawTo(function(){d.bind(1);e.toViewport(LGraphTextureLUT._shader,{u_texture:0,u_textureB:1,u_amount:f})});this.setOutputData(0,this._tex)}else this.setOutputData(0,e)}}};LGraphTextureLUT.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";
LiteGraph.registerNodeType("texture/LUT",LGraphTextureLUT);var LGraphTextureChannels=function(){this.addInput("Texture","Texture");this.addOutput("R","Texture");this.addOutput("G","Texture");this.addOutput("B","Texture");this.addOutput("A","Texture");this.properties={};LGraphTextureChannels._shader||(LGraphTextureChannels._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureChannels.pixel_shader))};LGraphTextureChannels.title="Texture to Channels";LGraphTextureChannels.desc="Split texture channels";
LGraphTextureChannels.prototype.onExecute=function(){var e=this.getInputData(0);if(e){this._channels||(this._channels=Array(4));for(var d=0,f=0;4>f;f++)this.isOutputConnected(f)?(this._channels[f]&&this._channels[f].width==e.width&&this._channels[f].height==e.height&&this._channels[f].type==e.type||(this._channels[f]=new GL.Texture(e.width,e.height,{type:e.type,format:gl.RGBA,filter:gl.LINEAR})),d++):this._channels[f]=null;if(d){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var h=Mesh.getScreenQuad(),
n=LGraphTextureChannels._shader,k=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],f=0;4>f;f++)this._channels[f]&&(this._channels[f].drawTo(function(){e.bind(0);n.uniforms({u_texture:0,u_mask:k[f]}).draw(h)}),this.setOutputData(f,this._channels[f]))}}};LGraphTextureChannels.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";
LiteGraph.registerNodeType("texture/textureChannels",LGraphTextureChannels);var LGraphChannelsTexture=function(){this.addInput("R","Texture");this.addInput("G","Texture");this.addInput("B","Texture");this.addInput("A","Texture");this.addOutput("Texture","Texture");this.properties={};LGraphChannelsTexture._shader||(LGraphChannelsTexture._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphChannelsTexture.pixel_shader))};LGraphChannelsTexture.title="Channels to Texture";LGraphChannelsTexture.desc=
"Split texture channels";LGraphChannelsTexture.prototype.onExecute=function(){var e=[this.getInputData(0),this.getInputData(1),this.getInputData(2),this.getInputData(3)];if(e[0]&&e[1]&&e[2]&&e[3]){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var d=Mesh.getScreenQuad(),f=LGraphChannelsTexture._shader;this._tex=LGraphTexture.getTargetTexture(e[0],this._tex);this._tex.drawTo(function(){e[0].bind(0);e[1].bind(1);e[2].bind(2);e[3].bind(3);f.uniforms({u_textureR:0,u_textureG:1,u_textureB:2,u_textureA:3}).draw(d)});
this.setOutputData(0,this._tex)}};LGraphChannelsTexture.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";
LiteGraph.registerNodeType("texture/channelsTexture",LGraphChannelsTexture);var LGraphTextureGradient=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};LGraphTextureGradient._shader||(LGraphTextureGradient._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureGradient.pixel_shader));this._uniforms={u_angle:0,u_colorA:vec3.create(),u_colorB:vec3.create()}};LGraphTextureGradient.title=
"Gradient";LGraphTextureGradient.desc="Generates a gradient";LGraphTextureGradient["@A"]={type:"color"};LGraphTextureGradient["@B"]={type:"color"};LGraphTextureGradient["@texture_size"]={type:"enum",values:[32,64,128,256,512]};LGraphTextureGradient.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=GL.Mesh.getScreenQuad(),d=LGraphTextureGradient._shader,f=this.getInputData(0);f||(f=this.properties.A);var h=this.getInputData(1);h||(h=this.properties.B);for(var n=2;n<
this.inputs.length;n++){var k=this.inputs[n],a=this.getInputData(n);void 0!==a&&(this.properties[k.name]=a)}var b=this._uniforms;this._uniforms.u_angle=this.properties.angle*DEG2RAD;this._uniforms.u_scale=this.properties.scale;vec3.copy(b.u_colorA,f);vec3.copy(b.u_colorB,h);f=parseInt(this.properties.texture_size);this._tex&&this._tex.width==f||(this._tex=new GL.Texture(f,f,{format:gl.RGB,filter:gl.LINEAR}));this._tex.drawTo(function(){d.uniforms(b).draw(e)});this.setOutputData(0,this._tex)};LGraphTextureGradient.prototype.onGetInputs=
function(){return[["angle","number"],["scale","number"]]};LGraphTextureGradient.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_angle;\n\t\t\tuniform float u_scale;\n\t\t\tuniform vec3 u_colorA;\n\t\t\tuniform vec3 u_colorB;\n\t\t\t\n\t\t\tvec2 rotate(vec2 v, float angle)\n\t\t\t{\n\t\t\t\tvec2 result;\n\t\t\t\tfloat _cos = cos(angle);\n\t\t\t\tfloat _sin = sin(angle);\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\t\t\t\treturn result;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\t\t\t   gl_FragColor = vec4(color,1.0);\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/gradient",LGraphTextureGradient);var LGraphTextureMix=function(){this.addInput("A","Texture");this.addInput("B","Texture");this.addInput("Mixer","Texture");this.addOutput("Texture","Texture");this.properties={precision:LGraphTexture.DEFAULT};LGraphTextureMix._shader||(LGraphTextureMix._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureMix.pixel_shader))};LGraphTextureMix.title="Mix";LGraphTextureMix.desc="Generates a texture mixing two textures";LGraphTextureMix.widgets_info=
{precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureMix.prototype.onExecute=function(){var e=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else{var d=this.getInputData(1),f=this.getInputData(2);if(e&&d&&f){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var h=Mesh.getScreenQuad(),n=LGraphTextureMix._shader;this._tex.drawTo(function(){e.bind(0);
d.bind(1);f.bind(2);n.uniforms({u_textureA:0,u_textureB:1,u_textureMix:2}).draw(h)});this.setOutputData(0,this._tex)}}};LGraphTextureMix.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureMix;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/mix",LGraphTextureMix);var LGraphTextureEdges=function(){this.addInput("Tex.","Texture");this.addOutput("Edges","Texture");this.properties={invert:!0,factor:1,precision:LGraphTexture.DEFAULT};LGraphTextureEdges._shader||(LGraphTextureEdges._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureEdges.pixel_shader))};LGraphTextureEdges.title="Edges";LGraphTextureEdges.desc="Detects edges";LGraphTextureEdges.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};
LGraphTextureEdges.prototype.onExecute=function(){if(this.isOutputConnected(0)){var e=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var d=Mesh.getScreenQuad(),f=LGraphTextureEdges._shader,h=this.properties.invert,n=this.properties.factor;this._tex.drawTo(function(){e.bind(0);f.uniforms({u_texture:0,u_isize:[1/
e.width,1/e.height],u_factor:n,u_invert:h?1:0}).draw(d)});this.setOutputData(0,this._tex)}}};LGraphTextureEdges.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_isize;\n\t\t\tuniform int u_invert;\n\t\t\tuniform float u_factor;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\t\t\t\tdiff *= u_factor;\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\t\t\t   gl_FragColor = vec4( diff.xyz, center.a );\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/edges",LGraphTextureEdges);var LGraphTextureDepthRange=function(){this.addInput("Texture","Texture");this.addInput("Distance","number");this.addInput("Range","number");this.addOutput("Texture","Texture");this.properties={distance:100,range:50,high_precision:!1}};LGraphTextureDepthRange.title="Depth Range";LGraphTextureDepthRange.desc="Generates a texture with a depth range";LGraphTextureDepthRange.prototype.onExecute=function(){if(this.isOutputConnected(0)){var e=
this.getInputData(0);if(e){var d=gl.UNSIGNED_BYTE;this.properties.high_precision&&(d=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==d&&this._temp_texture.width==e.width&&this._temp_texture.height==e.height||(this._temp_texture=new GL.Texture(e.width,e.height,{type:d,format:gl.RGBA,filter:gl.LINEAR}));var f=this.properties.distance;this.isInputConnected(1)&&(f=this.getInputData(1),this.properties.distance=f);var h=this.properties.range;this.isInputConnected(2)&&
(h=this.getInputData(2),this.properties.range=h);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var n=Mesh.getScreenQuad();LGraphTextureDepthRange._shader||(LGraphTextureDepthRange._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureDepthRange.pixel_shader));var k=LGraphTextureDepthRange._shader,a=[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far];this._temp_texture.drawTo(function(){e.bind(0);k.uniforms({u_texture:0,u_distance:f,u_range:h,u_camera_planes:a}).draw(n)});
this.setOutputData(0,this._temp_texture)}}};LGraphTextureDepthRange.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 n = u_camera_planes.x;\n\t\t\t\tfloat f = u_camera_planes.y;\n\t\t\t\treturn (2.0 * n) / (f + n - texture2D(u_texture, v_coord).x * (f - n));\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat diff = abs(LinearDepth() * u_camera_planes.y - u_distance);\n\t\t\t\tfloat dof = 1.0;\n\t\t\t\tif(diff <= u_range)\n\t\t\t\t\tdof = diff / u_range;\n\t\t\t   gl_FragColor = vec4(dof);\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/depth_range",LGraphTextureDepthRange);var LGraphTextureBlur=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]}};LGraphTextureBlur.title="Blur";LGraphTextureBlur.desc="Blur a texture";LGraphTextureBlur.max_iterations=20;LGraphTextureBlur.prototype.onExecute=function(){var e=this.getInputData(0);
if(e&&this.isOutputConnected(0)){var d=this._temp_texture;d&&d.width==e.width&&d.height==e.height&&d.type==e.type||(this._temp_texture=new GL.Texture(e.width,e.height,{type:e.type,format:gl.RGBA,filter:gl.LINEAR}),this._final_texture=new GL.Texture(e.width,e.height,{type:e.type,format:gl.RGBA,filter:gl.LINEAR}));d=this.properties.iterations;this.isInputConnected(1)&&(d=this.getInputData(1),this.properties.iterations=d);d=Math.min(Math.floor(d),LGraphTextureBlur.max_iterations);if(0==d)this.setOutputData(0,
e);else{var f=this.properties.intensity;this.isInputConnected(2)&&(f=this.getInputData(2),this.properties.intensity=f);var h=LiteGraph.camera_aspect;h||void 0===window.gl||(h=gl.canvas.height/gl.canvas.width);h||(h=1);for(var h=this.properties.preserve_aspect?h:1,n=this.properties.scale||[1,1],k=0;k<d;++k)e.applyBlur(h*n[0]*k,n[1]*k,f,this._temp_texture,this._final_texture),e=this._final_texture;this.setOutputData(0,this._final_texture)}}};LGraphTextureBlur.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_offset;\n\t\t\tuniform float u_intensity;\n\t\t\tvoid main() {\n\t\t\t   vec4 sum = vec4(0.0);\n\t\t\t   vec4 center = texture2D(u_texture, v_coord);\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -4.0) * 0.05/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -3.0) * 0.09/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -2.0) * 0.12/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -1.0) * 0.15/0.98;\n\t\t\t   sum += center * 0.16/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 4.0) * 0.05/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 3.0) * 0.09/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 2.0) * 0.12/0.98;\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 1.0) * 0.15/0.98;\n\t\t\t   gl_FragColor = u_intensity * sum;\n\t\t\t   /*gl_FragColor.a = center.a*/;\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("texture/blur",LGraphTextureBlur);var LGraphTextureKuwaharaFilter=function(){this.addInput("Texture","Texture");this.addOutput("Filtered","Texture");this.properties={intensity:1,radius:5}};LGraphTextureKuwaharaFilter.title="Kuwahara Filter";LGraphTextureKuwaharaFilter.desc="Filters a texture giving an artistic oil canvas painting";LGraphTextureKuwaharaFilter.max_radius=10;LGraphTextureKuwaharaFilter._shaders=[];LGraphTextureKuwaharaFilter.prototype.onExecute=function(){var e=
this.getInputData(0);if(e&&this.isOutputConnected(0)){var d=this._temp_texture;d&&d.width==e.width&&d.height==e.height&&d.type==e.type||(this._temp_texture=new GL.Texture(e.width,e.height,{type:e.type,format:gl.RGBA,filter:gl.LINEAR}));d=this.properties.radius;d=Math.min(Math.floor(d),LGraphTextureKuwaharaFilter.max_radius);if(0==d)this.setOutputData(0,e);else{var f=this.properties.intensity,h=LiteGraph.camera_aspect;h||void 0===window.gl||(h=gl.canvas.height/gl.canvas.width);h||(h=1);h=this.properties.preserve_aspect?
h:1;LGraphTextureKuwaharaFilter._shaders[d]||(LGraphTextureKuwaharaFilter._shaders[d]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphTextureKuwaharaFilter.pixel_shader,{RADIUS:d.toFixed(0)}));var n=LGraphTextureKuwaharaFilter._shaders[d],k=GL.Mesh.getScreenQuad();e.bind(0);this._temp_texture.drawTo(function(){n.uniforms({u_texture:0,u_intensity:f,u_resolution:[e.width,e.height],u_iResolution:[1/e.width,1/e.height]}).draw(k)});this.setOutputData(0,this._temp_texture)}}};LGraphTextureKuwaharaFilter.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";
LiteGraph.registerNodeType("texture/kuwahara",LGraphTextureKuwaharaFilter);var LGraphTextureWebcam=function(){this.addOutput("Webcam","Texture");this.properties={texture_name:""}};LGraphTextureWebcam.title="Webcam";LGraphTextureWebcam.desc="Webcam texture";LGraphTextureWebcam.prototype.openStream=function(){function e(e){console.log("Webcam rejected",e);d._webcam_stream=!1;d.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 d=this;navigator.getUserMedia({video:!0},this.streamReady.bind(this),e)}};LGraphTextureWebcam.prototype.streamReady=function(e){this._webcam_stream=e;var d=this._video;d||(d=document.createElement("video"),d.autoplay=!0,d.src=window.URL.createObjectURL(e),this._video=d,d.onloadedmetadata=function(d){console.log(d)})};LGraphTextureWebcam.prototype.onRemoved=function(){this._webcam_stream&&(this._webcam_stream.stop(),
this._video=this._webcam_stream=null)};LGraphTextureWebcam.prototype.onDrawBackground=function(e){this.flags.collapsed||20>=this.size[1]||!this._video||(e.save(),e.webgl?this._temp_texture&&e.drawImage(this._temp_texture,0,0,this.size[0],this.size[1]):(e.translate(0,this.size[1]),e.scale(1,-1),e.drawImage(this._video,0,0,this.size[0],this.size[1])),e.restore())};LGraphTextureWebcam.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&
this._video.videoWidth){var e=this._video.videoWidth,d=this._video.videoHeight,f=this._temp_texture;f&&f.width==e&&f.height==d||(this._temp_texture=new GL.Texture(e,d,{format:gl.RGB,filter:gl.LINEAR}));this._temp_texture.uploadImage(this._video);this.properties.texture_name&&(LGraphTexture.getTexturesContainer()[this.properties.texture_name]=this._temp_texture);this.setOutputData(0,this._temp_texture)}};LiteGraph.registerNodeType("texture/webcam",LGraphTextureWebcam);var LGraphTextureMatte=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:LGraphTexture.DEFAULT};LGraphTextureMatte._shader||(LGraphTextureMatte._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,LGraphTextureMatte.pixel_shader))};LGraphTextureMatte.title="Matte";LGraphTextureMatte.desc="Extracts background";LGraphTextureMatte.widgets_info={key_color:{widget:"color"},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphTextureMatte.prototype.onExecute=
function(){if(this.isOutputConnected(0)){var e=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);this._uniforms||(this._uniforms={u_texture:0,u_key_color:this.properties.key_color,u_threshold:1,u_slope:1});var d=this._uniforms,f=Mesh.getScreenQuad(),h=LGraphTextureMatte._shader;d.u_key_color=this.properties.key_color;
d.u_threshold=this.properties.threshold;d.u_slope=this.properties.slope;this._tex.drawTo(function(){e.bind(0);h.uniforms(d).draw(f)});this.setOutputData(0,this._tex)}}};LGraphTextureMatte.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec3 u_key_color;\n\t\t\tuniform float u_threshold;\n\t\t\tuniform float u_slope;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\t\t\t}";
LiteGraph.registerNodeType("texture/matte",LGraphTextureMatte);var LGraphCubemap=function(){this.addOutput("Cubemap","Cubemap");this.properties={name:""};this.size=[LGraphTexture.image_preview_size,LGraphTexture.image_preview_size]};LGraphCubemap.title="Cubemap";LGraphCubemap.prototype.onDropFile=function(e,d,f){e?(this._drop_texture="string"==typeof e?GL.Texture.fromURL(e):GL.Texture.fromDDSInMemory(e),this.properties.name=d):(this._drop_texture=null,this.properties.name="")};LGraphCubemap.prototype.onExecute=
function(){if(this._drop_texture)this.setOutputData(0,this._drop_texture);else if(this.properties.name){var e=LGraphTexture.getTexture(this.properties.name);e&&(this._last_tex=e,this.setOutputData(0,e))}};LGraphCubemap.prototype.onDrawBackground=function(e){this.flags.collapsed||20>=this.size[1]||e.webgl&&(gl.meshes.cube||(gl.meshes.cube=GL.Mesh.cube({size:1})))};LiteGraph.registerNodeType("texture/cubemap",LGraphCubemap)}
if("undefined"!=typeof LiteGraph){var LGraphFXLens=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};LGraphFXLens._shader||(LGraphFXLens._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphFXLens.pixel_shader))};LGraphFXLens.title="Lens";LGraphFXLens.desc="Camera Lens distortion";
LGraphFXLens.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphFXLens.prototype.onExecute=function(){var e=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);var d=this.properties.aberration;this.isInputConnected(1)&&(d=this.getInputData(1),this.properties.aberration=d);var f=this.properties.distortion;this.isInputConnected(2)&&
(f=this.getInputData(2),this.properties.distortion=f);var h=this.properties.blur;this.isInputConnected(3)&&(h=this.getInputData(3),this.properties.blur=h);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var n=Mesh.getScreenQuad(),k=LGraphFXLens._shader;this._tex.drawTo(function(){e.bind(0);k.uniforms({u_texture:0,u_aberration:d,u_distortion:f,u_blur:h}).draw(n)});this.setOutputData(0,this._tex)}};LGraphFXLens.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";
LiteGraph.registerNodeType("fx/lens",LGraphFXLens);window.LGraphFXLens=LGraphFXLens;var LGraphFXBokeh=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}};LGraphFXBokeh.title="Bokeh";LGraphFXBokeh.desc="applies an Bokeh effect";LGraphFXBokeh.widgets_info={shape:{widget:"texture"}};LGraphFXBokeh.prototype.onExecute=
function(){var e=this.getInputData(0),d=this.getInputData(1),f=this.getInputData(2);if(e&&f&&this.properties.shape){d||(d=e);var h=LGraphTexture.getTexture(this.properties.shape);if(h){var n=this.properties.threshold;this.isInputConnected(3)&&(n=this.getInputData(3),this.properties.threshold=n);var k=gl.UNSIGNED_BYTE;this.properties.high_precision&&(k=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==k&&this._temp_texture.width==e.width&&this._temp_texture.height==
e.height||(this._temp_texture=new GL.Texture(e.width,e.height,{type:k,format:gl.RGBA,filter:gl.LINEAR}));var a=LGraphFXBokeh._first_shader;a||(a=LGraphFXBokeh._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphFXBokeh._first_pixel_shader));var b=LGraphFXBokeh._second_shader;b||(b=LGraphFXBokeh._second_shader=new GL.Shader(LGraphFXBokeh._second_vertex_shader,LGraphFXBokeh._second_pixel_shader));var c=this._points_mesh;c&&c._width==e.width&&c._height==e.height&&2==c._spacing||(c=this.createPointsMesh(e.width,
e.height,2));var g=Mesh.getScreenQuad(),l=this.properties.size,u=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){e.bind(0);d.bind(1);f.bind(2);a.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[e.width,e.height]}).draw(g)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);e.bind(0);h.bind(3);b.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:u,u_threshold:n,u_pointSize:l,u_itexsize:[1/e.width,1/
e.height]}).draw(c,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,e)};LGraphFXBokeh.prototype.createPointsMesh=function(e,d,f){for(var h=Math.round(e/f),n=Math.round(d/f),k=new Float32Array(h*n*2),a=-1,b=2/e*f,c=2/d*f,g=0;g<n;++g){for(var l=-1,u=0;u<h;++u){var t=g*h*2+2*u;k[t]=l;k[t+1]=a;l+=b}a+=c}this._points_mesh=GL.Mesh.load({vertices2D:k});this._points_mesh._width=e;this._points_mesh._height=d;this._points_mesh._spacing=f;return this._points_mesh};LGraphFXBokeh._first_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_texture_blur;\n\t\t\tuniform sampler2D u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 blurred_color = texture2D(u_texture_blur, v_coord);\n\t\t\t\tfloat mask = texture2D(u_mask, v_coord).x;\n\t\t\t   gl_FragColor = mix(color, blurred_color, mask);\n\t\t\t}\n\t\t\t";LGraphFXBokeh._second_vertex_shader=
"precision highp float;\n\t\t\tattribute vec2 a_vertex2D;\n\t\t\tvarying vec4 v_color;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_mask;\n\t\t\tuniform vec2 u_itexsize;\n\t\t\tuniform float u_pointSize;\n\t\t\tuniform float u_threshold;\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = a_vertex2D * 0.5 + 0.5;\n\t\t\t\tv_color = texture2D( u_texture, coord );\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(u_itexsize.x, 0.0) );\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(0.0, u_itexsize.y));\n\t\t\t\tv_color += texture2D( u_texture, coord + u_itexsize);\n\t\t\t\tv_color *= 0.25;\n\t\t\t\tfloat mask = texture2D(u_mask, coord).x;\n\t\t\t\tfloat luminance = length(v_color) * mask;\n\t\t\t\t/*luminance /= (u_pointSize*u_pointSize)*0.01 */;\n\t\t\t\tluminance -= u_threshold;\n\t\t\t\tif(luminance < 0.0)\n\t\t\t\t{\n\t\t\t\t\tgl_Position.x = -100.0;\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t\tgl_PointSize = u_pointSize;\n\t\t\t\tgl_Position = vec4(a_vertex2D,0.0,1.0);\n\t\t\t}\n\t\t\t";
LGraphFXBokeh._second_pixel_shader="precision highp float;\n\t\t\tvarying vec4 v_color;\n\t\t\tuniform sampler2D u_shape;\n\t\t\tuniform float u_alpha;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_shape, gl_PointCoord );\n\t\t\t\tcolor *= v_color * u_alpha;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n";LiteGraph.registerNodeType("fx/bokeh",LGraphFXBokeh);window.LGraphFXBokeh=LGraphFXBokeh;var LGraphFXGeneric=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}};LGraphFXGeneric.title="FX";LGraphFXGeneric.desc="applies an FX from a list";LGraphFXGeneric.widgets_info={fx:{widget:"combo",values:["halftone","pixelate","lowpalette","noise","gamma"]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphFXGeneric.shaders={};LGraphFXGeneric.prototype.onExecute=function(){if(this.isOutputConnected(0)){var e=
this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);var d=this.properties.value1;this.isInputConnected(1)&&(d=this.getInputData(1),this.properties.value1=d);var f=this.properties.value2;this.isInputConnected(2)&&(f=this.getInputData(2),this.properties.value2=f);var h=this.properties.fx,n=LGraphFXGeneric.shaders[h];if(!n){var k=LGraphFXGeneric["pixel_shader_"+
h];if(!k)return;n=LGraphFXGeneric.shaders[h]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,k)}gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=Mesh.getScreenQuad();camera_planes=window.LS&&LS.Renderer._current_camera?[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far]:[1,100];var b=null;"noise"==h&&(b=LGraphTexture.getNoiseTexture());this._tex.drawTo(function(){e.bind(0);"noise"==h&&b.bind(1);n.uniforms({u_texture:0,u_noise:1,u_size:[e.width,e.height],u_rand:[Math.random(),Math.random()],
u_value1:d,u_value2:f,u_camera_planes:camera_planes}).draw(a)});this.setOutputData(0,this._tex)}}};LGraphFXGeneric.pixel_shader_halftone="precision 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 vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tfloat pattern() {\n\t\t\t\tfloat s = sin(u_value1 * 3.1415), c = cos(u_value1 * 3.1415);\n\t\t\t\tvec2 tex = v_coord * u_size.xy;\n\t\t\t\tvec2 point = vec2(\n\t\t\t\t   c * tex.x - s * tex.y ,\n\t\t\t\t   s * tex.x + c * tex.y \n\t\t\t\t) * u_value2;\n\t\t\t\treturn (sin(point.x) * sin(point.y)) * 4.0;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tfloat average = (color.r + color.g + color.b) / 3.0;\n\t\t\t\tgl_FragColor = vec4(vec3(average * 10.0 - 5.0 + pattern()), color.a);\n\t\t\t}\n";
LGraphFXGeneric.pixel_shader_pixelate="precision 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 vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = vec2( floor(v_coord.x * u_value1) / u_value1, floor(v_coord.y * u_value2) / u_value2 );\n\t\t\t\tvec4 color = texture2D(u_texture, coord);\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n";LGraphFXGeneric.pixel_shader_lowpalette=
"precision 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 vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tgl_FragColor = floor(color * u_value1) / u_value1;\n\t\t\t}\n";LGraphFXGeneric.pixel_shader_noise="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_noise;\n\t\t\tuniform vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\tuniform vec2 u_rand;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\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\t\t\t\tgl_FragColor = vec4( color.xyz + noise * u_value1, color.a );\n\t\t\t}\n";
LGraphFXGeneric.pixel_shader_gamma="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_value1;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tfloat gamma = 1.0 / u_value1;\n\t\t\t\tgl_FragColor = vec4( pow( color.xyz, vec3(gamma) ), color.a );\n\t\t\t}\n";LiteGraph.registerNodeType("fx/generic",LGraphFXGeneric);window.LGraphFXGeneric=LGraphFXGeneric;var LGraphFXVigneting=function(){this.addInput("Tex.",
"Texture");this.addInput("intensity","number");this.addOutput("Texture","Texture");this.properties={intensity:1,invert:!1,precision:LGraphTexture.DEFAULT};LGraphFXVigneting._shader||(LGraphFXVigneting._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,LGraphFXVigneting.pixel_shader))};LGraphFXVigneting.title="Vigneting";LGraphFXVigneting.desc="Vigneting";LGraphFXVigneting.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};LGraphFXVigneting.prototype.onExecute=function(){var e=
this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,e);else if(e){this._tex=LGraphTexture.getTargetTexture(e,this._tex,this.properties.precision);var d=this.properties.intensity;this.isInputConnected(1)&&(d=this.getInputData(1),this.properties.intensity=d);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var f=Mesh.getScreenQuad(),h=LGraphFXVigneting._shader,n=this.properties.invert;this._tex.drawTo(function(){e.bind(0);h.uniforms({u_texture:0,u_intensity:d,
u_isize:[1/e.width,1/e.height],u_invert:n?1:0}).draw(f)});this.setOutputData(0,this._tex)}};LGraphFXVigneting.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_intensity;\n\t\t\tuniform int u_invert;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat luminance = 1.0 - length( v_coord - vec2(0.5) ) * 1.414;\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tluminance = 1.0 - luminance;\n\t\t\t\tluminance = mix(1.0, luminance, u_intensity);\n\t\t\t   gl_FragColor = vec4( luminance * color.xyz, color.a);\n\t\t\t}\n\t\t\t";
LiteGraph.registerNodeType("fx/vigneting",LGraphFXVigneting);window.LGraphFXVigneting=LGraphFXVigneting}
(function(e){function d(a){this.cmd=this.channel=0;a?this.setup(a):this.data=[0,0,0]}function f(a,b){navigator.requestMIDIAccess?(this.on_ready=a,this.state={note:[],cc:[]},navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this),this.onMIDIFailure.bind(this))):(this.error="not suppoorted",b?b("Not supported"):console.error("MIDI NOT SUPPORTED, enable by chrome://flags"))}function h(){this.addOutput("on_midi",LiteGraph.EVENT);this.addOutput("out","midi");this.properties={port:0};this._current_midi_event=
this._last_midi_event=null;var a=this;new f(function(b){a._midi=b;if(a._waiting)a.onStart();a._waiting=!1})}function n(){this.addInput("send",LiteGraph.EVENT);this.properties={port:0};var a=this;new f(function(b){a._midi=b})}function k(){this.addInput("on_midi",LiteGraph.EVENT);this._str="";this.size=[200,40]}function a(){this.properties={channel:-1,cmd:-1,min_value:-1,max_value:-1};this.addInput("in",LiteGraph.EVENT);this.addOutput("on_midi",LiteGraph.EVENT)}function b(){this.properties={channel:0,
cmd:"CC",value1:1,value2:1};this.addInput("send",LiteGraph.EVENT);this.addInput("assign",LiteGraph.EVENT);this.addOutput("on_midi",LiteGraph.EVENT)}function c(){this.properties={cc:1,value:0};this.addOutput("value","number")}d.prototype.setup=function(a){this.data=a;this.status=a=a[0];var b=a&240;this.cmd=240<=a?a:b;this.cmd==d.NOTEON&&0==this.velocity&&(this.cmd=d.NOTEOFF);this.cmd_str=d.commands[this.cmd]||"";if(b>=d.NOTEON||b<=d.NOTEOFF)this.channel=a&15};Object.defineProperty(d.prototype,"velocity",
{get:function(){return this.cmd==d.NOTEON?this.data[2]:-1},set:function(a){this.data[2]=a},enumerable:!0});d.notes="A A# B C C# D D# E F F# G G#".split(" ");d.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};d.computePitch=function(a){return 440*Math.pow(2,(a-69)/12)};d.prototype.getCC=function(){return this.data[1]};d.prototype.getCCValue=function(){return this.data[2]};d.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};d.computePitchBend=function(a,
b){return a+(b<<7)-8192};d.prototype.setCommandFromString=function(a){this.cmd=d.computeCommandFromString(a)};d.computeCommandFromString=function(a){if(!a)return 0;if(a&&a.constructor===Number)return a;a=a.toUpperCase();switch(a){case "NOTE ON":case "NOTEON":return d.NOTEON;case "NOTE OFF":case "NOTEOFF":return d.NOTEON;case "KEY PRESSURE":case "KEYPRESSURE":return d.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return d.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return d.PROGRAMCHANGE;
case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return d.CHANNELPRESSURE;case "PITCH BEND":case "PITCHBEND":return d.PITCHBEND;case "TIME TICK":case "TIMETICK":return d.TIMETICK;default:return Number(a)}};d.toNoteString=function(a){var b;b=(a-21)%12;0>b&&(b=12+b);return d.notes[b]+Math.floor((a-24)/12+1)};d.prototype.toString=function(){var a=""+this.channel+". ";switch(this.cmd){case d.NOTEON:a+="NOTEON "+d.toNoteString(this.data[1]);break;case d.NOTEOFF:a+="NOTEOFF "+d.toNoteString(this.data[1]);
break;case d.CONTROLLERCHANGE:a+="CC "+this.data[1]+" "+this.data[2];break;case d.PROGRAMCHANGE:a+="PC "+this.data[1];break;case d.PITCHBEND:a+="PITCHBEND "+this.getPitchBend();break;case d.KEYPRESSURE:a+="KEYPRESS "+this.data[1]}return a};d.prototype.toHexString=function(){for(var a="",b=0;b<this.data.length;b++)a+=this.data[b].toString(16)+" "};d.NOTEOFF=128;d.NOTEON=144;d.KEYPRESSURE=160;d.CONTROLLERCHANGE=176;d.PROGRAMCHANGE=192;d.CHANNELPRESSURE=208;d.PITCHBEND=224;d.TIMETICK=248;d.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"};f.input=null;f.MIDIEvent=d;f.prototype.onMIDISuccess=function(a){console.log("MIDI ready!");console.log(a);this.midi=a;this.updatePorts();if(this.on_ready)this.on_ready(this)};f.prototype.updatePorts=function(){var a=
this.midi;this.input_ports=a.inputs;for(var b=0,c=this.input_ports.values(),d=c.next();d&&!1===d.done;)d=d.value,console.log("Input port [type:'"+d.type+"'] id:'"+d.id+"' manufacturer:'"+d.manufacturer+"' name:'"+d.name+"' version:'"+d.version+"'"),b++,d=c.next();this.num_input_ports=b;b=0;this.output_ports=a.outputs;c=this.output_ports.values();for(d=c.next();d&&!1===d.done;)d=d.value,console.log("Output port [type:'"+d.type+"'] id:'"+d.id+"' manufacturer:'"+d.manufacturer+"' name:'"+d.name+"' version:'"+
d.version+"'"),b++,d=c.next();this.num_output_ports=b};f.prototype.onMIDIFailure=function(a){console.error("Failed to get MIDI access - "+a)};f.prototype.openInputPort=function(a,b){var c=this.input_ports.get("input-"+a);if(!c)return!1;f.input=this;var e=this;c.onmidimessage=function(a){var c=new d(a.data);e.updateState(c);b&&b(a.data,c);if(f.on_message)f.on_message(a.data,c)};console.log("port open: ",c);return!0};f.parseMsg=function(a){};f.prototype.updateState=function(a){switch(a.cmd){case d.NOTEON:this.state.note[a.value1|
0]=a.value2;break;case d.NOTEOFF:this.state.note[a.value1|0]=0;break;case d.CONTROLLERCHANGE:this.state.cc[a.getCC()]=a.getCCValue()}};f.prototype.sendMIDI=function(a,b){if(b){var c=this.output_ports.get("output-"+a);c&&(f.output=this,b.constructor===d?c.send(b.data):c.send(b))}};h.MIDIInterface=f;h.title="MIDI Input";h.desc="Reads MIDI from a input port";h.prototype.getPropertyInfo=function(a){if(this._midi&&"port"==a){a={};for(var b=0;b<this._midi.input_ports.size;++b){var c=this._midi.input_ports.get("input-"+
b);a[b]=b+".- "+c.name+" version:"+c.version}return{type:"enum",values:a}}};h.prototype.onStart=function(){this._midi?this._midi.openInputPort(this.properties.port,this.onMIDIEvent.bind(this)):this._waiting=!0};h.prototype.onMIDIEvent=function(a,b){this._last_midi_event=b;this.trigger("on_midi",b);b.cmd==d.NOTEON?this.trigger("on_noteon",b):b.cmd==d.NOTEOFF?this.trigger("on_noteoff",b):b.cmd==d.CONTROLLERCHANGE?this.trigger("on_cc",b):b.cmd==d.PROGRAMCHANGE?this.trigger("on_pc",b):b.cmd==d.PITCHBEND&&
this.trigger("on_pitchbend",b)};h.prototype.onExecute=function(){if(this.outputs)for(var a=this._last_midi_event,b=0;b<this.outputs.length;++b){var c=null;switch(this.outputs[b].name){case "midi":c=this._midi;break;case "last_midi":c=a;break;default:continue}this.setOutputData(b,c)}};h.prototype.onGetOutputs=function(){return[["last_midi","midi"],["on_midi",LiteGraph.EVENT],["on_noteon",LiteGraph.EVENT],["on_noteoff",LiteGraph.EVENT],["on_cc",LiteGraph.EVENT],["on_pc",LiteGraph.EVENT],["on_pitchbend",
LiteGraph.EVENT]]};LiteGraph.registerNodeType("midi/input",h);n.MIDIInterface=f;n.title="MIDI Output";n.desc="Sends MIDI to output channel";n.prototype.getPropertyInfo=function(a){if(this._midi&&"port"==a){a={};for(var b=0;b<this._midi.output_ports.size;++b){var c=this._midi.output_ports.get(b);a[b]=b+".- "+c.name+" version:"+c.version}return{type:"enum",values:a}}};n.prototype.onAction=function(a,b){console.log(b);this._midi&&("send"==a&&this._midi.sendMIDI(this.port,b),this.trigger("midi",b))};
n.prototype.onGetInputs=function(){return[["send",LiteGraph.ACTION]]};n.prototype.onGetOutputs=function(){return[["on_midi",LiteGraph.EVENT]]};LiteGraph.registerNodeType("midi/output",n);k.title="MIDI Show";k.desc="Shows MIDI in the graph";k.prototype.onAction=function(a,b){b&&(this._str=b.constructor===d?b.toString():"???")};k.prototype.onDrawForeground=function(a){this._str&&(a.font="30px Arial",a.fillText(this._str,10,0.8*this.size[1]))};k.prototype.onGetInputs=function(){return[["in",LiteGraph.ACTION]]};
k.prototype.onGetOutputs=function(){return[["on_midi",LiteGraph.EVENT]]};LiteGraph.registerNodeType("midi/show",k);a.title="MIDI Filter";a.desc="Filters MIDI messages";a.prototype.onAction=function(a,b){!b||b.constructor!==d||-1!=this.properties.channel&&b.channel!=this.properties.channel||-1!=this.properties.cmd&&b.cmd!=this.properties.cmd||-1!=this.properties.min_value&&b.data[1]<this.properties.min_value||-1!=this.properties.max_value&&b.data[1]>this.properties.max_value||this.trigger("on_midi",
b)};LiteGraph.registerNodeType("midi/filter",a);b.title="MIDIEvent";b.desc="Create a MIDI Event";b.prototype.onAction=function(a,b){"assign"==a?(this.properties.channel=b.channel,this.properties.cmd=b.cmd,this.properties.value1=b.data[1],this.properties.value2=b.data[2]):(b=new d,b.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?b.setCommandFromString(this.properties.cmd):b.cmd=this.properties.cmd,b.data[0]=b.cmd|b.channel,b.data[1]=Number(this.properties.value1),
b.data[2]=Number(this.properties.value2),this.trigger("on_midi",b))};b.prototype.onExecute=function(){var a=this.properties;if(this.outputs)for(var b=0;b<this.outputs.length;++b){var c=null;switch(this.outputs[b].name){case "midi":c=new d;c.setup([a.cmd,a.value1,a.value2]);c.channel=a.channel;break;case "command":c=a.cmd;break;case "cc":c=a.value1;break;case "cc_value":c=a.value2;break;case "note":c=a.cmd==d.NOTEON||a.cmd==d.NOTEOFF?a.value1:null;break;case "velocity":c=a.cmd==d.NOTEON?a.value2:null;
break;case "pitch":c=a.cmd==d.NOTEON?d.computePitch(a.value1):null;break;case "pitchbend":c=a.cmd==d.PITCHBEND?d.computePitchBend(a.value1,a.value2):null;break;default:continue}null!==c&&this.setOutputData(b,c)}};b.prototype.onPropertyChanged=function(a,b){"cmd"==a&&(this.properties.cmd=d.computeCommandFromString(b))};b.prototype.onGetOutputs=function(){return[["midi","midi"],["on_midi",LiteGraph.EVENT],["command","number"],["note","number"],["velocity","number"],["cc","number"],["cc_value","number"],
["pitch","number"],["pitchbend","number"]]};LiteGraph.registerNodeType("midi/event",b);c.title="MIDICC";c.desc="gets a Controller Change";c.prototype.onExecute=function(){f.input&&(this.properties.value=f.input.state.cc[this.properties.cc]);this.setOutputData(0,this.properties.value)};LiteGraph.registerNodeType("midi/cc",c)})(window);
(function(e){function d(){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=p.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain;this.properties.src&&this.loadSound(this.properties.src)}function f(){this.properties={fftSize:2048,minDecibels:-100,maxDecibels:-10,
smoothingTimeConstant:0.5};this.audionode=p.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 h(){this.properties={gain:1};
this.audionode=p.getAudioContext().createGain();this.addInput("in","audio");this.addInput("gain","number");this.addOutput("out","audio")}function n(){this.properties={impulse_src:"",normalize:!0};this.audionode=p.getAudioContext().createConvolver();this.addInput("in","audio");this.addOutput("out","audio")}function k(){this.properties={threshold:-50,knee:40,ratio:12,reduction:-20,attack:0,release:0.25};this.audionode=p.getAudioContext().createDynamicsCompressor();this.addInput("in","audio");this.addOutput("out",
"audio")}function a(){this.properties={};this.audionode=p.getAudioContext().createWaveShaper();this.addInput("in","audio");this.addInput("shape","waveshape");this.addOutput("out","audio")}function b(){this.properties={gain1:0.5,gain2:0.5};this.audionode=p.getAudioContext().createGain();this.audionode1=p.getAudioContext().createGain();this.audionode1.gain.value=this.properties.gain1;this.audionode2=p.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 c(){this.properties={delayTime:0.5};this.audionode=p.getAudioContext().createDelay(10);this.audionode.delayTime.value=this.properties.delayTime;this.addInput("in","audio");this.addInput("time","number");this.addOutput("out","audio")}function g(){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=p.getAudioContext().createBiquadFilter();this.addInput("in","audio");this.addOutput("out","audio")}function l(){this.properties={frequency:440,detune:0,type:"sine"};this.addProperty("type","sine","enum",{values:["sine","square","sawtooth","triangle","custom"]});this.audionode=p.getAudioContext().createOscillator();this.addOutput("out","audio")}function u(){this.properties={continuous:!0,
mark:-1};this.addInput("data","array");this.addInput("mark","number");this.size=[300,200];this._last_buffer=null}function t(){this.properties={band:440,amplitude:1};this.addInput("freqs","array");this.addOutput("signal","number")}function r(){if(!r.default_code){var a=r.default_function.toString(),b=a.indexOf("{")+1,c=a.lastIndexOf("}");r.default_code=a.substr(b,c-b)}this.properties={code:r.default_code};a=p.getAudioContext();a.createScriptProcessor?this.audionode=a.createScriptProcessor(4096,1,1):
(console.warn("ScriptProcessorNode deprecated"),this.audionode=a.createGain());this.processCode();r._bypass_function||(r._bypass_function=this.audionode.onaudioprocess);this.addInput("in","audio");this.addOutput("out","audio")}function w(){this.audionode=p.getAudioContext().destination;this.addInput("in","audio")}var p={};e.LGAudio=p;p.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};p.connect=function(a,b){try{a.connect(b)}catch(c){console.warn("LGraphAudio:",c)}};p.disconnect=function(a,b){try{a.disconnect(b)}catch(c){console.warn("LGraphAudio:",c)}};p.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),f=null,f=e.getAudioNodeInOutputSlot?e.getAudioNodeInOutputSlot(d.origin_slot):e.audionode,d=null,d=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(c):a.audionode;b?p.connect(f,d):p.disconnect(f,d)}}if(a.outputs)for(c=0;c<a.outputs.length;++c)for(var e=a.outputs[c],g=0;g<e.links.length;++g)if(d=a.graph.links[e.links[g]]){var f=a.getAudioNodeInOutputSlot?a.getAudioNodeInOutputSlot(c):a.audionode,
h=a.graph.getNodeById(d.target_id),d=h.getAudioNodeInInputSlot?h.getAudioNodeInInputSlot(d.target_slot):h.audionode;b?p.connect(f,d):p.disconnect(f,d)}};p.onConnectionsChange=function(a,b,c,d){if(a==LiteGraph.OUTPUT&&(a=null,d&&(a=this.graph.getNodeById(d.target_id)),a)){var e=null,e=this.getAudioNodeInOutputSlot?this.getAudioNodeInOutputSlot(b):this.audionode;b=null;b=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(d.target_slot):a.audionode;c?p.connect(e,b):p.disconnect(e,b)}};p.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=p.onConnectionsChange};p.cached_audios={};p.loadSound=function(a,b,c){function d(a){console.log("Audio loading sample error:",a);c&&c(a)}if(p.cached_audios[a]&&-1==a.indexOf("blob:"))b&&b(p.cached_audios[a]);else{p.onProcessAudioURL&&
(a=p.onProcessAudioURL(a));var e=new XMLHttpRequest;e.open("GET",a,!0);e.responseType="arraybuffer";var f=p.getAudioContext();e.onload=function(){console.log("AudioSource loaded");f.decodeAudioData(e.response,function(c){console.log("AudioSource decoded");p.cached_audios[a]=c;b&&b(c)},d)};e.send();return e}};d["@src"]={widget:"resource"};d.supported_extensions=["wav","ogg","mp3"];d.prototype.onAdded=function(a){if(a.status===LGraph.STATUS_RUNNING)this.onStart()};d.prototype.onStart=function(){this._audiobuffer&&
this.properties.autoplay&&this.playBuffer(this._audiobuffer)};d.prototype.onStop=function(){this.stopAllSounds()};d.prototype.onPause=function(){this.pauseAllSounds()};d.prototype.onUnpause=function(){this.unpauseAllSounds()};d.prototype.onRemoved=function(){this.stopAllSounds();this._dropped_url&&URL.revokeObjectURL(this._url)};d.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};d.prototype.pauseAllSounds=function(){p.getAudioContext().suspend()};d.prototype.unpauseAllSounds=function(){p.getAudioContext().resume()};d.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)};d.prototype.onAction=function(a){this._audiobuffer&&("Play"==a?this.playBuffer(this._audiobuffer):"Stop"==a&&this.stopAllSounds())};d.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(var c=0;c<this._audionodes.length;++c)this._audionodes[c].playbackRate.value=b};d.prototype.playBuffer=
function(a){var b=this,c=p.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};d.prototype.loadSound=function(a){function b(a){this.boxcolor=LiteGraph.NODE_DEFAULT_BOXCOLOR;
c._audiobuffer=a;c._loading_audio=!1;if(c.graph&&c.graph.status===LGraph.STATUS_RUNNING)c.onStart()}var c=this;this._request&&(this._request.abort(),this._request=null);this._audiobuffer=null;this._loading_audio=!1;a&&(this._request=p.loadSound(a,b),this._loading_audio=!0,this.boxcolor="#AA4")};d.prototype.onConnectionsChange=p.onConnectionsChange;d.prototype.onGetInputs=function(){return[["playbackRate","number"],["Play",LiteGraph.ACTION],["Stop",LiteGraph.ACTION]]};d.prototype.onGetOutputs=function(){return[["buffer",
"audiobuffer"],["ended",LiteGraph.EVENT]]};d.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};d.title="Source";d.desc="Plays audio";LiteGraph.registerNodeType("audio/source",d);f.prototype.onPropertyChanged=function(a,b){this.audionode[a]=b};f.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)}}};
f.prototype.onGetInputs=function(){return[["minDecibels","number"],["maxDecibels","number"],["smoothingTimeConstant","number"]]};f.prototype.onGetOutputs=function(){return[["freqs","array"],["samples","array"]]};f.title="Analyser";f.desc="Audio Analyser";LiteGraph.registerNodeType("audio/analyser",f);h.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)}};p.createAudioNodeWrapper(h);
h.title="Gain";h.desc="Audio gain";LiteGraph.registerNodeType("audio/gain",h);p.createAudioNodeWrapper(n);n.prototype.onRemove=function(){this._dropped_url&&URL.revokeObjectURL(this._dropped_url)};n.prototype.onPropertyChanged=function(a,b){"impulse_src"==a?this.loadImpulse(b):"normalize"==a&&(this.audionode.normalize=b)};n.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)};n.prototype.loadImpulse=function(a){function b(a){c._impulse_buffer=a;c.audionode.buffer=a;console.log("Impulse signal set");c._loading_impulse=!1}var c=this;this._request&&(this._request.abort(),this._request=null);this._impulse_buffer=null;this._loading_impulse=!1;a&&(this._request=p.loadSound(a,b),this._loading_impulse=!0)};n.title="Convolver";n.desc="Convolves the signal (used for reverb)";LiteGraph.registerNodeType("audio/convolver",n);p.createAudioNodeWrapper(k);
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[["threshold","number"],["knee","number"],["ratio","number"],["reduction","number"],["attack","number"],["release","number"]]};k.title="DynamicsCompressor";k.desc="Dynamics Compressor";LiteGraph.registerNodeType("audio/dynamicsCompressor",k);
a.prototype.onExecute=function(){if(this.inputs&&this.inputs.length){var a=this.getInputData(1);void 0!==a&&(this.audionode.curve=a)}};a.prototype.setWaveShape=function(a){this.audionode.curve=a};p.createAudioNodeWrapper(a);b.prototype.getAudioNodeInInputSlot=function(a){if(0==a)return this.audionode1;if(2==a)return this.audionode2};b.prototype.onPropertyChanged=function(a,b){"gain1"==a?this.audionode1.gain.value=b:"gain2"==a&&(this.audionode2.gain.value=b)};b.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)))}};p.createAudioNodeWrapper(b);b.title="Mixer";b.desc="Audio mixer";LiteGraph.registerNodeType("audio/mixer",b);p.createAudioNodeWrapper(c);c.prototype.onExecute=function(){var a=this.getInputData(1);void 0!==a&&(this.audionode.delayTime.value=a)};c.title="Delay";c.desc="Audio delay";
LiteGraph.registerNodeType("audio/delay",c);g.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)}}};g.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["Q","number"]]};p.createAudioNodeWrapper(g);g.title="BiquadFilter";g.desc="Audio filter";LiteGraph.registerNodeType("audio/biquadfilter",g);l.prototype.onStart=
function(){this.audionode.started||(this.audionode.started=!0,this.audionode.start())};l.prototype.onStop=function(){this.audionode.started&&(this.audionode.started=!1,this.audionode.stop())};l.prototype.onPause=function(){this.onStop()};l.prototype.onUnpause=function(){this.onStart()};l.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)}}};
l.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["type","string"]]};p.createAudioNodeWrapper(l);l.title="Oscillator";l.desc="Oscillator";LiteGraph.registerNodeType("audio/oscillator",l);u.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)};u.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=p.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())}};
u.title="Visualization";u.desc="Audio Visualization";LiteGraph.registerNodeType("audio/visualization",u);t.prototype.onExecute=function(){if(this._freqs=this.getInputData(0)){var a=this.properties.band,b=this.getInputData(1);void 0!==b&&(a=b);b=p.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)}};t.prototype.onGetInputs=function(){return[["band",
"number"]]};t.title="Signal";t.desc="extract the signal of some frequency";LiteGraph.registerNodeType("audio/signal",t);r.prototype.onAdded=function(a){a.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback)};r["@code"]={widget:"code"};r.prototype.onStart=function(){this.audionode.onaudioprocess=this._callback};r.prototype.onStop=function(){this.audionode.onaudioprocess=r._bypass_function};r.prototype.onPause=function(){this.audionode.onaudioprocess=r._bypass_function};r.prototype.onUnpause=
function(){this.audionode.onaudioprocess=this._callback};r.prototype.onExecute=function(){};r.prototype.onRemoved=function(){this.audionode.onaudioprocess=r._bypass_function};r.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=r._bypass_function,this.audionode.onaudioprocess=this._callback}};
r.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))};r.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]}};p.createAudioNodeWrapper(r);r.title="Script";r.desc="apply script to signal";LiteGraph.registerNodeType("audio/script",
r);w.title="Destination";w.desc="Audio output";LiteGraph.registerNodeType("audio/destination",w)})(window);
=======
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(function(c) {
  function e(a, b) {
    return Math.sqrt((b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1]));
  }
  function f(a, b, d, h, n, c) {
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  function l(a, b) {
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    var d = 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 h = document.createElement("div");
    h.className = "litegraph litecontextmenu litemenubar-panel";
    h.style.minWidth = 100;
    h.style.minHeight = 100;
    h.style.pointerEvents = "none";
    setTimeout(function() {
      h.style.pointerEvents = "auto";
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    h.addEventListener("mouseup", function(a) {
      a.preventDefault();
      return !0;
    }, !0);
    h.addEventListener("contextmenu", function(a) {
      if (2 != a.button) {
        return !1;
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      a.preventDefault();
      return !1;
    }, !0);
    h.addEventListener("mousedown", function(a) {
      if (2 == a.button) {
        return d.close(), a.preventDefault(), !0;
      }
    }, !0);
    this.root = h;
    if (b.title) {
      var n = document.createElement("div");
      n.className = "litemenu-title";
      n.innerHTML = b.title;
      h.appendChild(n);
    }
    n = 0;
    for (var c in a) {
      var e = a.constructor == Array ? a[c] : c;
      null != e && e.constructor !== String && (e = void 0 === e.content ? String(e) : e.content);
      this.addItem(e, a[c], b);
      n++;
    }
    h.addEventListener("mouseleave", function(a) {
      d.lock || d.close(a);
    });
    a = document;
    b.event && (a = b.event.target.ownerDocument);
    a || (a = document);
    a.body.appendChild(h);
    c = b.left || 0;
    a = b.top || 0;
    b.event && (c = b.event.pageX - 10, a = b.event.pageY - 10, b.title && (a -= 20), b.parentMenu && (b = b.parentMenu.root.getBoundingClientRect(), c = b.left + b.width), b = document.body.getBoundingClientRect(), n = h.getBoundingClientRect(), c > b.width - n.width - 10 && (c = b.width - n.width - 10), a > b.height - n.height - 10 && (a = b.height - n.height - 10));
    h.style.left = c + "px";
    h.style.top = a + "px";
  }
  var k = c.LiteGraph = {NODE_TITLE_HEIGHT:16, NODE_SLOT_HEIGHT:15, NODE_WIDTH:140, NODE_MIN_WIDTH:50, NODE_COLLAPSED_RADIUS:10, NODE_COLLAPSED_WIDTH:80, CANVAS_GRID_SIZE:10, NODE_TITLE_COLOR:"#222", NODE_DEFAULT_COLOR:"#999", NODE_DEFAULT_BGCOLOR:"#444", NODE_DEFAULT_BOXCOLOR:"#AEF", NODE_DEFAULT_SHAPE:"box", MAX_NUMBER_OF_NODES:1000, DEFAULT_POSITION:[100, 100], node_images_path:"", INPUT:1, OUTPUT:2, EVENT:-1, ACTION:-1, ALWAYS:0, ON_EVENT:1, NEVER:2, proxy:null, 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 d = b.constructor.name, h = a.lastIndexOf("/");
    b.category = a.substr(0, h);
    b.title || (b.title = d);
    if (b.prototype) {
      for (var n in LGraphNode.prototype) {
        b.prototype[n] || (b.prototype[n] = LGraphNode.prototype[n]);
      }
    }
    this.registered_node_types[a] = b;
    b.constructor.name && (this.Nodes[d] = 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 (n in b.supported_extensions) {
        this.node_types_by_file_extension[b.supported_extensions[n].toLowerCase()] = b;
      }
    }
  }, addNodeMethod:function(a, b) {
    LGraphNode.prototype[a] = b;
    for (var d in this.registered_node_types) {
      var h = this.registered_node_types[d];
      h.prototype[a] && (h.prototype["_" + a] = h.prototype[a]);
      h.prototype[a] = b;
    }
  }, createNode:function(a, b, d) {
    var h = this.registered_node_types[a];
    if (!h) {
      return k.debug && console.log('GraphNode type "' + a + '" not registered.'), null;
    }
    b = b || h.title || a;
    h = new h(name);
    h.type = a;
    h.title || (h.title = b);
    h.properties || (h.properties = {});
    h.properties_info || (h.properties_info = []);
    h.flags || (h.flags = {});
    h.size || (h.size = h.computeSize());
    h.pos || (h.pos = k.DEFAULT_POSITION.concat());
    h.mode || (h.mode = k.ALWAYS);
    if (d) {
      for (var n in d) {
        h[n] = d[n];
      }
    }
    return h;
  }, getNodeType:function(a) {
    return this.registered_node_types[a];
  }, getNodeTypesInCategory:function(a) {
    var b = [], d;
    for (d in this.registered_node_types) {
      "" == a ? null == this.registered_node_types[d].category && b.push(this.registered_node_types[d]) : this.registered_node_types[d].category == a && b.push(this.registered_node_types[d]);
    }
    return b;
  }, 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 d = [];
    for (b in a) {
      d.push(b);
    }
    return d;
  }, reloadNodes:function(a) {
    var b = document.getElementsByTagName("script"), d = [], h;
    for (h in b) {
      d.push(b[h]);
    }
    b = document.getElementsByTagName("head")[0];
    a = document.location.href + a;
    for (h in d) {
      var n = d[h].src;
      if (n && n.substr(0, a.length) == a) {
        try {
          k.debug && console.log("Reloading: " + n);
          var c = document.createElement("script");
          c.type = "text/javascript";
          c.src = n;
          b.appendChild(c);
          b.removeChild(d[h]);
        } catch (u) {
          if (k.throw_errors) {
            throw u;
          }
          k.debug && console.log("Error while reloading " + n);
        }
      }
    }
    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 d in a) {
      b[d] = a[d];
    }
    return b;
  }, isValidConnection:function(a, b) {
    return !a || !b || a == a || a !== k.EVENT && b !== k.EVENT && a.toLowerCase() == b.toLowerCase() ? !0 : !1;
  }};
  k.getTime = "undefined" != typeof performance ? function() {
    return performance.now();
  } : function() {
    return Date.now();
  };
  c.LGraph = k.LGraph = function() {
    k.debug && console.log("Graph created");
    this.list_of_graphcanvas = null;
    this.clear();
  };
  LGraph.supported_types = ["number", "string", "boolean"];
  LGraph.prototype.getSupportedTypes = function() {
    return this.supported_types || LGraph.supported_types;
  };
  LGraph.STATUS_STOPPED = 1;
  LGraph.STATUS_RUNNING = 2;
  LGraph.prototype.clear = function() {
    this.stop();
    this.status = LGraph.STATUS_STOPPED;
    this.last_node_id = 0;
    this._nodes = [];
    this._nodes_by_id = {};
    this._nodes_executable = this._nodes_in_order = null;
    this.last_link_id = 0;
    this.links = {};
    this.iteration = 0;
    this.config = {};
    this.fixedtime = this.runningtime = this.globaltime = 0;
    this.elapsed_time = this.fixedtime_lapse = 0.01;
    this.starttime = 0;
    this.catch_errors = !0;
    this.global_inputs = {};
    this.global_outputs = {};
    this.debug = !0;
    this.change();
    this.sendActionToCanvas("clear");
  };
  LGraph.prototype.attachCanvas = function(a) {
    if (a.constructor != LGraphCanvas) {
      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);
  };
  LGraph.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));
    }
  };
  LGraph.prototype.start = function(a) {
    if (this.status != LGraph.STATUS_RUNNING) {
      this.status = LGraph.STATUS_RUNNING;
      if (this.onPlayEvent) {
        this.onPlayEvent();
      }
      this.sendEventToAllNodes("onStart");
      this.starttime = k.getTime();
      var b = this;
      this.execution_timer_id = setInterval(function() {
        b.runStep(1, !this.catch_errors);
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    }
  };
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    if (this.status != LGraph.STATUS_STOPPED) {
      this.status = LGraph.STATUS_STOPPED;
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        this.onStopEvent();
      }
      null != this.execution_timer_id && clearInterval(this.execution_timer_id);
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  };
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      if (b) {
        for (var n = 0; n < a; n++) {
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          }
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            this.onExecuteStep();
          }
        }
        if (this.onAfterExecute) {
          this.onAfterExecute();
        }
      } else {
        try {
          for (n = 0; n < a; n++) {
            c = 0;
            for (e = h.length; c < e; ++c) {
              if (f = h[c], f.mode == k.ALWAYS && f.onExecute) {
                f.onExecute();
              }
            }
            this.fixedtime += this.fixedtime_lapse;
            if (this.onExecuteStep) {
              this.onExecuteStep();
            }
          }
          if (this.onAfterExecute) {
            this.onAfterExecute();
          }
          this.errors_in_execution = !1;
        } catch (t) {
          this.errors_in_execution = !0;
          if (k.throw_errors) {
            throw t;
          }
          k.debug && console.log("Error during execution: " + t);
          this.stop();
        }
      }
      a = k.getTime() - d;
      0 == a && (a = 1);
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      this.globaltime += 0.001 * a;
      this.iteration += 1;
    }
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    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]);
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  };
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      var g = this._nodes[e];
      if (!a || g.onExecute) {
        h[g.id] = g;
        var l = 0;
        if (g.inputs) {
          for (var q = 0, w = g.inputs.length; q < w; q++) {
            g.inputs[q] && null != g.inputs[q].link && (l += 1);
          }
        }
        0 == l ? d.push(g) : c[g.id] = l;
      }
    }
    for (; 0 != d.length;) {
      if (g = d.shift(), b.push(g), delete h[g.id], g.outputs) {
        for (e = 0; e < g.outputs.length; e++) {
          if (a = g.outputs[e], null != a && null != a.links && 0 != a.links.length) {
            for (q = 0; q < a.links.length; q++) {
              (f = this.links[a.links[q]]) && !n[f.id] && (l = this.getNodeById(f.target_id), null == l ? n[f.id] = !0 : (n[f.id] = !0, --c[l.id], 0 == c[l.id] && d.push(l)));
            }
          }
        }
      }
    }
    for (e in h) {
      b.push(h[e]);
    }
    b.length != this._nodes.length && k.debug && console.warn("something went wrong, nodes missing");
    for (e = 0; e < b.length; ++e) {
      b[e].order = e;
    }
    return b;
  };
  LGraph.prototype.getTime = function() {
    return this.globaltime;
  };
  LGraph.prototype.getFixedTime = function() {
    return this.fixedtime;
  };
  LGraph.prototype.getElapsedTime = function() {
    return this.elapsed_time;
  };
  LGraph.prototype.sendEventToAllNodes = function(a, b, d) {
    d = d || k.ALWAYS;
    var h = this._nodes_in_order ? this._nodes_in_order : this._nodes;
    if (h) {
      for (var n = 0, c = h.length; n < c; ++n) {
        var e = h[n];
        if (e[a] && e.mode == d) {
          if (void 0 === b) {
            e[a]();
          } else {
            if (b && b.constructor === Array) {
              e[a].apply(e, b);
            } else {
              e[a](b);
            }
          }
        }
      }
    }
  };
  LGraph.prototype.sendActionToCanvas = function(a, b) {
    if (this.list_of_graphcanvas) {
      for (var d = 0; d < this.list_of_graphcanvas.length; ++d) {
        var h = this.list_of_graphcanvas[d];
        h[a] && h[a].apply(h, b);
      }
    }
  };
  LGraph.prototype.add = function(a, b) {
    if (a && (-1 == a.id || null == this._nodes_by_id[a.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._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;
    }
  };
  LGraph.prototype.remove = function(a) {
    if (null != this._nodes_by_id[a.id] && !a.ignore_remove) {
      if (a.inputs) {
        for (var b = 0; b < a.inputs.length; b++) {
          var d = a.inputs[b];
          null != d.link && a.disconnectInput(b);
        }
      }
      if (a.outputs) {
        for (b = 0; b < a.outputs.length; b++) {
          d = a.outputs[b], null != d.links && d.links.length && a.disconnectOutput(b);
        }
      }
      if (a.onRemoved) {
        a.onRemoved();
      }
      a.graph = null;
      if (this.list_of_graphcanvas) {
        for (b = 0; b < this.list_of_graphcanvas.length; ++b) {
          d = this.list_of_graphcanvas[b], d.selected_nodes[a.id] && delete d.selected_nodes[a.id], d.node_dragged == a && (d.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();
    }
  };
  LGraph.prototype.getNodeById = function(a) {
    return null == a ? null : this._nodes_by_id[a];
  };
  LGraph.prototype.findNodesByClass = function(a) {
    for (var b = [], d = 0, h = this._nodes.length; d < h; ++d) {
      this._nodes[d].constructor === a && b.push(this._nodes[d]);
    }
    return b;
  };
  LGraph.prototype.findNodesByType = function(a) {
    a = a.toLowerCase();
    for (var b = [], d = 0, h = this._nodes.length; d < h; ++d) {
      this._nodes[d].type.toLowerCase() == a && b.push(this._nodes[d]);
    }
    return b;
  };
  LGraph.prototype.findNodesByTitle = function(a) {
    for (var b = [], d = 0, h = this._nodes.length; d < h; ++d) {
      this._nodes[d].title == a && b.push(this._nodes[d]);
    }
    return b;
  };
  LGraph.prototype.getNodeOnPos = function(a, b, d) {
    d = d || this._nodes;
    for (var h = d.length - 1; 0 <= h; h--) {
      var n = d[h];
      if (n.isPointInsideNode(a, b, 2)) {
        return n;
      }
    }
    return null;
  };
  LGraph.prototype.addGlobalInput = function(a, b, d) {
    this.global_inputs[a] = {name:a, type:b, value:d};
    if (this.onGlobalInputAdded) {
      this.onGlobalInputAdded(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  LGraph.prototype.setGlobalInputData = function(a, b) {
    if (a = this.global_inputs[a]) {
      a.value = b;
    }
  };
  LGraph.prototype.getGlobalInputData = function(a) {
    return (a = this.global_inputs[a]) ? a.value : null;
  };
  LGraph.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];
      if (this.onGlobalInputRenamed) {
        this.onGlobalInputRenamed(a, b);
      }
      if (this.onGlobalsChange) {
        this.onGlobalsChange();
      }
    }
  };
  LGraph.prototype.changeGlobalInputType = function(a, b) {
    if (!this.global_inputs[a]) {
      return !1;
    }
    if (this.global_inputs[a].type.toLowerCase() != b.toLowerCase() && (this.global_inputs[a].type = b, this.onGlobalInputTypeChanged)) {
      this.onGlobalInputTypeChanged(a, b);
    }
  };
  LGraph.prototype.removeGlobalInput = function(a) {
    if (!this.global_inputs[a]) {
      return !1;
    }
    delete this.global_inputs[a];
    if (this.onGlobalInputRemoved) {
      this.onGlobalInputRemoved(a);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
    return !0;
  };
  LGraph.prototype.addGlobalOutput = function(a, b, d) {
    this.global_outputs[a] = {name:a, type:b, value:d};
    if (this.onGlobalOutputAdded) {
      this.onGlobalOutputAdded(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  LGraph.prototype.setGlobalOutputData = function(a, b) {
    if (a = this.global_outputs[a]) {
      a.value = b;
    }
  };
  LGraph.prototype.getGlobalOutputData = function(a) {
    return (a = this.global_outputs[a]) ? a.value : null;
  };
  LGraph.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];
    if (this.onGlobalOutputRenamed) {
      this.onGlobalOutputRenamed(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  LGraph.prototype.changeGlobalOutputType = function(a, b) {
    if (!this.global_outputs[a]) {
      return !1;
    }
    if (this.global_outputs[a].type.toLowerCase() != b.toLowerCase() && (this.global_outputs[a].type = b, this.onGlobalOutputTypeChanged)) {
      this.onGlobalOutputTypeChanged(a, b);
    }
  };
  LGraph.prototype.removeGlobalOutput = function(a) {
    if (!this.global_outputs[a]) {
      return !1;
    }
    delete this.global_outputs[a];
    if (this.onGlobalOutputRemoved) {
      this.onGlobalOutputRemoved(a);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
    return !0;
  };
  LGraph.prototype.setInputData = function(a, b) {
    a = this.findNodesByName(a);
    for (var d = 0, h = a.length; d < h; ++d) {
      a[d].setValue(b);
    }
  };
  LGraph.prototype.getOutputData = function(a) {
    return this.findNodesByName(a).length ? m[0].getValue() : null;
  };
  LGraph.prototype.triggerInput = function(a, b) {
    a = this.findNodesByName(a);
    for (var d = 0; d < a.length; ++d) {
      a[d].onTrigger(b);
    }
  };
  LGraph.prototype.setCallback = function(a, b) {
    a = this.findNodesByName(a);
    for (var d = 0; d < a.length; ++d) {
      a[d].setTrigger(b);
    }
  };
  LGraph.prototype.connectionChange = function(a) {
    this.updateExecutionOrder();
    if (this.onConnectionChange) {
      this.onConnectionChange(a);
    }
    this.sendActionToCanvas("onConnectionChange");
  };
  LGraph.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;
  };
  LGraph.prototype.change = function() {
    k.debug && console.log("Graph changed");
    this.sendActionToCanvas("setDirty", [!0, !0]);
    if (this.on_change) {
      this.on_change(this);
    }
  };
  LGraph.prototype.setDirtyCanvas = function(a, b) {
    this.sendActionToCanvas("setDirty", [a, b]);
  };
  LGraph.prototype.serialize = function() {
    for (var a = [], b = 0, d = this._nodes.length; b < d; ++b) {
      a.push(this._nodes[b].serialize());
    }
    d = [];
    for (b in this.links) {
      var h = this.links[b];
      d.push([h.id, h.origin_id, h.origin_slot, h.target_id, h.target_slot]);
    }
    return {iteration:this.iteration, frame:this.frame, last_node_id:this.last_node_id, last_link_id:this.last_link_id, links:d, config:this.config, nodes:a};
  };
  LGraph.prototype.configure = function(a, b) {
    b || this.clear();
    b = a.nodes;
    if (a.links && a.links.constructor === Array) {
      for (var d = {}, h = 0; h < a.links.length; ++h) {
        var n = a.links[h];
        d[n[0]] = {id:n[0], origin_id:n[1], origin_slot:n[2], target_id:n[3], target_slot:n[4]};
      }
      a.links = d;
    }
    for (h in a) {
      this[h] = a[h];
    }
    a = !1;
    this._nodes = [];
    h = 0;
    for (d = b.length; h < d; ++h) {
      n = b[h];
      var e = k.createNode(n.type, n.title);
      e ? (e.id = n.id, this.add(e, !0)) : (k.debug && console.log("Node not found: " + n.type), a = !0);
    }
    h = 0;
    for (d = b.length; h < d; ++h) {
      n = b[h], (e = this.getNodeById(n.id)) && e.configure(n);
    }
    this.updateExecutionOrder();
    this.setDirtyCanvas(!0, !0);
    return a;
  };
  LGraph.prototype.load = function(a) {
    var b = this, d = new XMLHttpRequest;
    d.open("GET", a, !0);
    d.send(null);
    d.onload = function(a) {
      200 !== d.status ? console.error("Error loading graph:", d.status, d.response) : (a = JSON.parse(d.response), b.configure(a));
    };
    d.onerror = function(a) {
      console.error("Error loading graph:", a);
    };
  };
  LGraph.prototype.onNodeTrace = function(a, b, d) {
  };
  c.LGraphNode = k.LGraphNode = function(a) {
    this._ctor();
  };
  LGraphNode.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 = {};
  };
  LGraphNode.prototype.configure = function(a) {
    for (var b in a) {
      if ("console" != b) {
        if ("properties" == b) {
          for (var d in a.properties) {
            if (this.properties[d] = a.properties[d], this.onPropertyChanged) {
              this.onPropertyChanged(d, a.properties[d]);
            }
          }
        } 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]);
        }
      }
    }
    if (this.onConnectionsChange) {
      if (this.inputs) {
        for (var h = 0; h < this.inputs.length; ++h) {
          d = this.inputs[h];
          var n = this.graph.links[d.link];
          this.onConnectionsChange(k.INPUT, h, !0, n, d);
        }
      }
      if (this.outputs) {
        for (h = 0; h < this.outputs.length; ++h) {
          if (d = this.outputs[h], d.links) {
            for (b = 0; b < d.links.length; ++b) {
              n = this.graph.links[d.links[b]], this.onConnectionsChange(k.OUTPUT, h, !0, n, d);
            }
          }
        }
      }
    }
    for (h in this.inputs) {
      d = this.inputs[h], d.link && d.link.length && (n = d.link, "object" == typeof n && (d.link = n[0], this.graph.links[n[0]] = {id:n[0], origin_id:n[1], origin_slot:n[2], target_id:n[3], target_slot:n[4]}));
    }
    for (h in this.outputs) {
      if (d = this.outputs[h], d.links && 0 != d.links.length) {
        for (b in d.links) {
          n = d.links[b], "object" == typeof n && (d.links[b] = n[0]);
        }
      }
    }
    if (this.onConfigure) {
      this.onConfigure(a);
    }
  };
  LGraphNode.prototype.serialize = function() {
    if (this.outputs) {
      for (var a = 0; a < this.outputs.length; a++) {
        delete this.outputs[a]._data;
      }
    }
    a = {id:this.id, title:this.title, type:this.type, pos:this.pos, size:this.size, data:this.data, flags:k.cloneObject(this.flags), inputs:this.inputs, outputs:this.outputs, mode:this.mode};
    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;
  };
  LGraphNode.prototype.clone = function() {
    var a = k.createNode(this.type), b = k.cloneObject(this.serialize());
    if (b.inputs) {
      for (var d = 0; d < b.inputs.length; ++d) {
        b.inputs[d].link = null;
      }
    }
    if (b.outputs) {
      for (d = 0; d < b.outputs.length; ++d) {
        b.outputs[d].links && (b.outputs[d].links.length = 0);
      }
    }
    delete b.id;
    a.configure(b);
    return a;
  };
  LGraphNode.prototype.toString = function() {
    return JSON.stringify(this.serialize());
  };
  LGraphNode.prototype.getTitle = function() {
    return this.title || this.constructor.title;
  };
  LGraphNode.prototype.setOutputData = function(a, b) {
    if (this.outputs && !(-1 == a || a >= this.outputs.length)) {
      var d = this.outputs[a];
      if (d && (d._data = b, this.outputs[a].links)) {
        for (d = 0; d < this.outputs[a].links.length; d++) {
          this.graph.links[this.outputs[a].links[d]].data = b;
        }
      }
    }
  };
  LGraphNode.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 (!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;
    }
  };
  LGraphNode.prototype.isInputConnected = function(a) {
    return this.inputs ? a < this.inputs.length && null != this.inputs[a].link : !1;
  };
  LGraphNode.prototype.getInputInfo = function(a) {
    return this.inputs ? a < this.inputs.length ? this.inputs[a] : null : null;
  };
  LGraphNode.prototype.getInputNode = function(a) {
    if (!this.inputs || a >= this.inputs.length) {
      return null;
    }
    a = this.inputs[a];
    return a && a.link ? (a = this.graph.links[a.link]) ? this.graph.getNodeById(a.origin_id) : null : null;
  };
  LGraphNode.prototype.getOutputData = function(a) {
    return !this.outputs || a >= this.outputs.length ? null : this.outputs[a]._data;
  };
  LGraphNode.prototype.getOutputInfo = function(a) {
    return this.outputs ? a < this.outputs.length ? this.outputs[a] : null : null;
  };
  LGraphNode.prototype.isOutputConnected = function(a) {
    return this.outputs ? a < this.outputs.length && this.outputs[a].links && this.outputs[a].links.length : null;
  };
  LGraphNode.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 = [], d = 0; d < a.links.length; d++) {
      var h = this.graph.links[a.links[d]];
      h && (h = this.graph.getNodeById(h.target_id)) && b.push(h);
    }
    return b;
  };
  LGraphNode.prototype.trigger = function(a, b) {
    if (this.outputs && this.outputs.length) {
      this.graph && (this.graph._last_trigger_time = k.getTime());
      for (var d = 0; d < this.outputs.length; ++d) {
        var h = this.outputs[d];
        if (!(h.type !== k.EVENT || a && h.name != a) && (h = h.links) && h.length) {
          for (var n = 0; n < h.length; ++n) {
            var e = this.graph.links[h[n]];
            if (e) {
              var c = this.graph.getNodeById(e.target_id);
              if (c) {
                if (e._last_time = k.getTime(), e = c.inputs[e.target_slot], c.onAction) {
                  c.onAction(e.name, b);
                } else {
                  if (c.mode === k.ON_TRIGGER && c.onExecute) {
                    c.onExecute(b);
                  }
                }
              }
            }
          }
        }
      }
    }
  };
  LGraphNode.prototype.addProperty = function(a, b, d, h) {
    d = {name:a, type:d, default_value:b};
    if (h) {
      for (var n in h) {
        d[n] = h[n];
      }
    }
    this.properties_info || (this.properties_info = []);
    this.properties_info.push(d);
    this.properties || (this.properties = {});
    this.properties[a] = b;
    return d;
  };
  LGraphNode.prototype.addOutput = function(a, b, d) {
    a = {name:a, type:b, links:null};
    if (d) {
      for (var h in d) {
        a[h] = d[h];
      }
    }
    this.outputs || (this.outputs = []);
    this.outputs.push(a);
    if (this.onOutputAdded) {
      this.onOutputAdded(a);
    }
    this.size = this.computeSize();
    return a;
  };
  LGraphNode.prototype.addOutputs = function(a) {
    for (var b = 0; b < a.length; ++b) {
      var d = a[b], h = {name:d[0], type:d[1], link:null};
      if (a[2]) {
        for (var n in d[2]) {
          h[n] = d[2][n];
        }
      }
      this.outputs || (this.outputs = []);
      this.outputs.push(h);
      if (this.onOutputAdded) {
        this.onOutputAdded(h);
      }
    }
    this.size = this.computeSize();
  };
  LGraphNode.prototype.removeOutput = function(a) {
    this.disconnectOutput(a);
    this.outputs.splice(a, 1);
    this.size = this.computeSize();
    if (this.onOutputRemoved) {
      this.onOutputRemoved(a);
    }
  };
  LGraphNode.prototype.addInput = function(a, b, d) {
    a = {name:a, type:b || 0, link:null};
    if (d) {
      for (var h in d) {
        a[h] = d[h];
      }
    }
    this.inputs || (this.inputs = []);
    this.inputs.push(a);
    this.size = this.computeSize();
    if (this.onInputAdded) {
      this.onInputAdded(a);
    }
    return a;
  };
  LGraphNode.prototype.addInputs = function(a) {
    for (var b = 0; b < a.length; ++b) {
      var d = a[b], h = {name:d[0], type:d[1], link:null};
      if (a[2]) {
        for (var n in d[2]) {
          h[n] = d[2][n];
        }
      }
      this.inputs || (this.inputs = []);
      this.inputs.push(h);
      if (this.onInputAdded) {
        this.onInputAdded(h);
      }
    }
    this.size = this.computeSize();
  };
  LGraphNode.prototype.removeInput = function(a) {
    this.disconnectInput(a);
    this.inputs.splice(a, 1);
    this.size = this.computeSize();
    if (this.onInputRemoved) {
      this.onInputRemoved(a);
    }
  };
  LGraphNode.prototype.addConnection = function(a, b, d, h) {
    a = {name:a, type:b, pos:d, direction:h, links:null};
    this.connections.push(a);
    return a;
  };
  LGraphNode.prototype.computeSize = function(a, b) {
    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);
    b[1] = 14 * a + 6;
    a = (a = this.title) ? 8.4 * a.length : 0;
    var d = 0, h = 0;
    if (this.inputs) {
      for (var n = 0, e = this.inputs.length; n < e; ++n) {
        var c = this.inputs[n];
        c = (c = c.label || c.name || "") ? 8.4 * c.length : 0;
        d < c && (d = c);
      }
    }
    if (this.outputs) {
      for (n = 0, e = this.outputs.length; n < e; ++n) {
        c = this.outputs[n], c = (c = c.label || c.name || "") ? 8.4 * c.length : 0, h < c && (h = c);
      }
    }
    b[0] = Math.max(d + h + 10, a);
    b[0] = Math.max(b[0], k.NODE_WIDTH);
    return b;
  };
  LGraphNode.prototype.getBounding = function() {
    return new Float32Array([this.pos[0] - 4, this.pos[1] - k.NODE_TITLE_HEIGHT, this.pos[0] + this.size[0] + 4, this.pos[1] + this.size[1] + LGraph.NODE_TITLE_HEIGHT]);
  };
  LGraphNode.prototype.isPointInsideNode = function(a, b, d) {
    d = d || 0;
    var h = this.graph && this.graph.isLive() ? 0 : 20;
    if (this.flags.collapsed) {
      if (f(a, b, this.pos[0] - d, this.pos[1] - k.NODE_TITLE_HEIGHT - d, k.NODE_COLLAPSED_WIDTH + 2 * d, k.NODE_TITLE_HEIGHT + 2 * d)) {
        return !0;
      }
    } else {
      if (this.pos[0] - 4 - d < a && this.pos[0] + this.size[0] + 4 + d > a && this.pos[1] - h - d < b && this.pos[1] + this.size[1] + d > b) {
        return !0;
      }
    }
    return !1;
  };
  LGraphNode.prototype.getSlotInPosition = function(a, b) {
    if (this.inputs) {
      for (var d = 0, h = this.inputs.length; d < h; ++d) {
        var c = this.inputs[d], e = this.getConnectionPos(!0, d);
        if (f(a, b, e[0] - 10, e[1] - 5, 20, 10)) {
          return {input:c, slot:d, link_pos:e, locked:c.locked};
        }
      }
    }
    if (this.outputs) {
      for (d = 0, h = this.outputs.length; d < h; ++d) {
        if (c = this.outputs[d], e = this.getConnectionPos(!1, d), f(a, b, e[0] - 10, e[1] - 5, 20, 10)) {
          return {output:c, slot:d, link_pos:e, locked:c.locked};
        }
      }
    }
    return null;
  };
  LGraphNode.prototype.findInputSlot = function(a) {
    if (!this.inputs) {
      return -1;
    }
    for (var b = 0, d = this.inputs.length; b < d; ++b) {
      if (a == this.inputs[b].name) {
        return b;
      }
    }
    return -1;
  };
  LGraphNode.prototype.findOutputSlot = function(a) {
    if (!this.outputs) {
      return -1;
    }
    for (var b = 0, d = this.outputs.length; b < d; ++b) {
      if (a == this.outputs[b].name) {
        return b;
      }
    }
    return -1;
  };
  LGraphNode.prototype.connect = function(a, b, d) {
    d = d || 0;
    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 "Node not found";
    }
    if (b == this) {
      return !1;
    }
    if (d.constructor === String) {
      if (d = b.findInputSlot(d), -1 == d) {
        return k.debug && console.log("Connect: Error, no slot of name " + d), !1;
      }
    } else {
      if (d === k.EVENT) {
        return !1;
      }
      if (!b.inputs || d >= b.inputs.length) {
        return k.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    null != b.inputs[d].link && b.disconnectInput(d);
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    var h = this.outputs[a];
    if (b.onConnectInput && !1 === b.onConnectInput(d, h.type, h)) {
      return !1;
    }
    var c = b.inputs[d];
    if (k.isValidConnection(h.type, c.type)) {
      var e = {id:this.graph.last_link_id++, type:c.type, origin_id:this.id, origin_slot:a, target_id:b.id, target_slot:d};
      this.graph.links[e.id] = e;
      null == h.links && (h.links = []);
      h.links.push(e.id);
      b.inputs[d].link = e.id;
      if (this.onConnectionsChange) {
        this.onConnectionsChange(k.OUTPUT, a, !0, e, h);
      }
      if (b.onConnectionsChange) {
        b.onConnectionsChange(k.INPUT, d, !0, e, c);
      }
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  LGraphNode.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 d = this.outputs[a];
    if (!d.links || 0 == d.links.length) {
      return !1;
    }
    if (b) {
      b.constructor === Number && (b = this.graph.getNodeById(b));
      if (!b) {
        throw "Target Node not found";
      }
      for (var h = 0, c = d.links.length; h < c; h++) {
        var e = d.links[h], f = this.graph.links[e];
        if (f.target_id == b.id) {
          d.links.splice(h, 1);
          var g = b.inputs[f.target_slot];
          g.link = null;
          delete this.graph.links[e];
          if (b.onConnectionsChange) {
            b.onConnectionsChange(k.INPUT, f.target_slot, !1, f, g);
          }
          if (this.onConnectionsChange) {
            this.onConnectionsChange(k.OUTPUT, a, !1, f, d);
          }
          break;
        }
      }
    } else {
      h = 0;
      for (c = d.links.length; h < c; h++) {
        e = d.links[h];
        f = this.graph.links[e];
        b = this.graph.getNodeById(f.target_id);
        g = null;
        b && (g = b.inputs[f.target_slot], g.link = null);
        delete this.graph.links[e];
        if (b.onConnectionsChange) {
          b.onConnectionsChange(k.INPUT, f.target_slot, !1, f, g);
        }
        if (this.onConnectionsChange) {
          this.onConnectionsChange(k.OUTPUT, a, !1, f, d);
        }
      }
      d.links = null;
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  LGraphNode.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 d = this.inputs[a].link;
    this.inputs[a].link = null;
    if (d = this.graph.links[d]) {
      var h = this.graph.getNodeById(d.origin_id);
      if (!h) {
        return !1;
      }
      var e = h.outputs[d.origin_slot];
      if (!e || !e.links || 0 == e.links.length) {
        return !1;
      }
      for (var c = 0, f = e.links.length; c < f; c++) {
        if (d = e.links[c], d = this.graph.links[d], d.target_id == this.id) {
          e.links.splice(c, 1);
          break;
        }
      }
      if (this.onConnectionsChange) {
        this.onConnectionsChange(k.INPUT, a, !1, d, b);
      }
      if (h.onConnectionsChange) {
        h.onConnectionsChange(k.OUTPUT, c, !1, d, e);
      }
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  LGraphNode.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] + 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]] : a ? [this.pos[0], 
    this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT] : [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT];
  };
  LGraphNode.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);
  };
  LGraphNode.prototype.trace = function(a) {
    this.console || (this.console = []);
    this.console.push(a);
    this.console.length > LGraphNode.MAX_CONSOLE && this.console.shift();
    this.graph.onNodeTrace(this, a);
  };
  LGraphNode.prototype.setDirtyCanvas = function(a, b) {
    this.graph && this.graph.sendActionToCanvas("setDirty", [a, b]);
  };
  LGraphNode.prototype.loadImage = function(a) {
    var b = new Image;
    b.src = k.node_images_path + a;
    b.ready = !1;
    var d = this;
    b.onload = function() {
      this.ready = !0;
      d.setDirtyCanvas(!0);
    };
    return b;
  };
  LGraphNode.prototype.captureInput = function(a) {
    if (this.graph && this.graph.list_of_graphcanvas) {
      for (var b = this.graph.list_of_graphcanvas, d = 0; d < b.length; ++d) {
        var h = b[d];
        if (a || h.node_capturing_input == this) {
          h.node_capturing_input = a ? this : null;
        }
      }
    }
  };
  LGraphNode.prototype.collapse = function() {
    this.flags.collapsed = this.flags.collapsed ? !1 : !0;
    this.setDirtyCanvas(!0, !0);
  };
  LGraphNode.prototype.pin = function(a) {
    this.flags.pinned = void 0 === a ? !this.flags.pinned : a;
  };
  LGraphNode.prototype.localToScreen = function(a, b, d) {
    return [(a + this.pos[0]) * d.scale + d.offset[0], (b + this.pos[1]) * d.scale + d.offset[1]];
  };
  c.LGraphCanvas = k.LGraphCanvas = function(a, b, d) {
    d = d || {};
    a && a.constructor === String && (a = document.querySelector(a));
    this.max_zoom = 10;
    this.min_zoom = 0.1;
    this.title_text_font = "bold 14px Arial";
    this.inner_text_font = "normal 12px Arial";
    this.default_link_color = "#AAC";
    this.highquality_render = !0;
    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_interaction = this.allow_dragnodes = this.allow_dragcanvas = this.show_info = !0;
    this.render_connections_shadows = this.always_render_background = !1;
    this.render_connection_arrows = this.render_curved_connections = this.render_connections_border = !0;
    this.connections_width = 3;
    b && b.attachCanvas(this);
    this.setCanvas(a);
    this.clear();
    d.skip_render || this.startRendering();
    this.autoresize = d.autoresize;
  };
  LGraphCanvas.link_type_colors = {"-1":"#F85", number:"#AAC", node:"#DCA"};
  LGraphCanvas.prototype.clear = function() {
    this.fps = this.render_time = this.last_draw_time = this.frame = 0;
    this.scale = 1;
    this.offset = [0, 0];
    this.selected_nodes = {};
    this.connecting_node = this.node_capturing_input = this.node_over = this.node_dragged = null;
    this.dirty_bgcanvas = this.dirty_canvas = !0;
    this.node_in_panel = this.dirty_area = null;
    this.last_mouse = [0, 0];
    this.last_mouseclick = 0;
    if (this.onClear) {
      this.onClear();
    }
  };
  LGraphCanvas.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)));
  };
  LGraphCanvas.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);
  };
  LGraphCanvas.prototype.closeSubgraph = function() {
    this._graph_stack && 0 != this._graph_stack.length && (this._graph_stack.pop().attachCanvas(this), this.setDirty(!0, !0));
  };
  LGraphCanvas.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 <canvas> element, you passed a " + a.localName;
        }
        throw "This browser doesnt support Canvas";
      }
      null == (this.ctx = a.getContext("2d")) && (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();
    }
  };
  LGraphCanvas.prototype._doNothing = function(a) {
    a.preventDefault();
    return !1;
  };
  LGraphCanvas.prototype._doReturnTrue = function(a) {
    a.preventDefault();
    return !0;
  };
  LGraphCanvas.prototype.bindEvents = function() {
    if (this._events_binded) {
      console.warn("LGraphCanvas: events already binded");
    } else {
      var a = this.canvas;
      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);
      a.addEventListener("keyup", this._key_callback);
      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;
    }
  };
  LGraphCanvas.prototype.unbindEvents = function() {
    this._events_binded ? (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), this.canvas.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) : console.warn("LGraphCanvas: no events binded");
  };
  LGraphCanvas.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();
  };
  LGraphCanvas.prototype.enableWebGL = function() {
    this.gl = this.ctx = enableWebGLCanvas(this.canvas);
    this.ctx.webgl = !0;
    this.bgcanvas = this.canvas;
    this.bgctx = this.gl;
  };
  LGraphCanvas.prototype.setDirty = function(a, b) {
    a && (this.dirty_canvas = !0);
    b && (this.dirty_bgcanvas = !0);
  };
  LGraphCanvas.prototype.getCanvasWindow = function() {
    if (!this.canvas) {
      return window;
    }
    var a = this.canvas.ownerDocument;
    return a.defaultView || a.parentWindow;
  };
  LGraphCanvas.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));
  };
  LGraphCanvas.prototype.stopRendering = function() {
    this.is_rendering = !1;
  };
  LGraphCanvas.prototype.processMouseDown = function(a) {
    if (this.graph) {
      this.adjustMouseEvent(a);
      var b = this.getCanvasWindow();
      LGraphCanvas.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 d = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
      k.closeAllContextMenus(b);
      if (1 == a.which) {
        if (!(a.shiftKey || d && this.selected_nodes[d.id])) {
          var h = [];
          for (c in this.selected_nodes) {
            this.selected_nodes[c] != d && h.push(this.selected_nodes[c]);
          }
          for (c in h) {
            this.processNodeDeselected(h[c]);
          }
        }
        h = !1;
        if (d && this.allow_interaction) {
          this.live_mode || d.flags.pinned || this.bringToFront(d);
          var e = !1;
          if (!this.connecting_node && !d.flags.collapsed && !this.live_mode) {
            if (d.outputs) {
              var c = 0;
              for (var g = d.outputs.length; c < g; ++c) {
                var l = d.outputs[c], t = d.getConnectionPos(!1, c);
                if (f(a.canvasX, a.canvasY, t[0] - 10, t[1] - 5, 20, 10)) {
                  this.connecting_node = d;
                  this.connecting_output = l;
                  this.connecting_pos = d.getConnectionPos(!1, c);
                  this.connecting_slot = c;
                  e = !0;
                  break;
                }
              }
            }
            if (d.inputs) {
              for (c = 0, g = d.inputs.length; c < g; ++c) {
                l = d.inputs[c], t = d.getConnectionPos(!0, c), f(a.canvasX, a.canvasY, t[0] - 10, t[1] - 5, 20, 10) && null !== l.link && (d.disconnectInput(c), e = this.dirty_bgcanvas = !0);
              }
            }
            !e && f(a.canvasX, a.canvasY, d.pos[0] + d.size[0] - 5, d.pos[1] + d.size[1] - 5, 5, 5) && (this.resizing_node = d, this.canvas.style.cursor = "se-resize", e = !0);
          }
          !e && f(a.canvasX, a.canvasY, d.pos[0], d.pos[1] - k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT) && (d.collapse(), e = !0);
          if (!e) {
            c = !1;
            if (300 > k.getTime() - this.last_mouseclick && this.selected_nodes[d.id]) {
              if (d.onDblClick) {
                d.onDblClick(a);
              }
              this.processNodeDblClicked(d);
              c = !0;
            }
            d.onMouseDown && d.onMouseDown(a, [a.canvasX - d.pos[0], a.canvasY - d.pos[1]]) ? c = !0 : this.live_mode && (c = h = !0);
            c || (this.allow_dragnodes && (this.node_dragged = d), this.selected_nodes[d.id] || this.processNodeSelected(d, a));
            this.dirty_canvas = !0;
          }
        } else {
          h = !0;
        }
        h && this.allow_dragcanvas && (this.dragging_canvas = !0);
      } else {
        2 != a.which && 3 == a.which && this.processContextMenu(d, a);
      }
      this.last_mouse[0] = a.localX;
      this.last_mouse[1] = a.localY;
      this.last_mouseclick = k.getTime();
      this.canvas_mouse = [a.canvasX, a.canvasY];
      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;
    }
  };
  LGraphCanvas.prototype.processMouseMove = function(a) {
    this.autoresize && this.resize();
    if (this.graph) {
      LGraphCanvas.active_canvas = this;
      this.adjustMouseEvent(a);
      var b = [a.localX, a.localY], d = [b[0] - this.last_mouse[0], b[1] - this.last_mouse[1]];
      this.last_mouse = b;
      this.canvas_mouse = [a.canvasX, a.canvasY];
      if (this.dragging_canvas) {
        this.offset[0] += d[0] / this.scale, this.offset[1] += d[1] / this.scale, this.dirty_bgcanvas = this.dirty_canvas = !0;
      } else {
        if (this.allow_interaction) {
          this.connecting_node && (this.dirty_canvas = !0);
          b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
          for (var h = 0, c = this.graph._nodes.length; h < c; ++h) {
            if (this.graph._nodes[h].mouseOver && b != this.graph._nodes[h]) {
              this.graph._nodes[h].mouseOver = !1;
              if (this.node_over && this.node_over.onMouseLeave) {
                this.node_over.onMouseLeave(a);
              }
              this.node_over = null;
              this.dirty_canvas = !0;
            }
          }
          if (b) {
            if (!b.mouseOver && (b.mouseOver = !0, this.node_over = b, this.dirty_canvas = !0, b.onMouseEnter)) {
              b.onMouseEnter(a);
            }
            if (b.onMouseMove) {
              b.onMouseMove(a);
            }
            if (this.connecting_node && (c = this._highlight_input || [0, 0], !this.isOverNodeBox(b, a.canvasX, a.canvasY))) {
              var e = this.isOverNodeInput(b, a.canvasX, a.canvasY, c);
              -1 != e && b.inputs[e] ? k.isValidConnection(this.connecting_output.type, b.inputs[e].type) && (this._highlight_input = c) : this._highlight_input = null;
            }
            f(a.canvasX, a.canvasY, b.pos[0] + b.size[0] - 5, b.pos[1] + b.size[1] - 5, 5, 5) ? this.canvas.style.cursor = "se-resize" : this.canvas.style.cursor = null;
          } else {
            this.canvas.style.cursor = null;
          }
          if (this.node_capturing_input && this.node_capturing_input != b && this.node_capturing_input.onMouseMove) {
            this.node_capturing_input.onMouseMove(a);
          }
          if (this.node_dragged && !this.live_mode) {
            for (h in this.selected_nodes) {
              b = this.selected_nodes[h], b.pos[0] += d[0] / this.scale, b.pos[1] += d[1] / this.scale;
            }
            this.dirty_bgcanvas = this.dirty_canvas = !0;
          }
          this.resizing_node && !this.live_mode && (this.resizing_node.size[0] += d[0] / this.scale, this.resizing_node.size[1] += d[1] / this.scale, d = Math.max(this.resizing_node.inputs ? this.resizing_node.inputs.length : 0, this.resizing_node.outputs ? this.resizing_node.outputs.length : 0), this.resizing_node.size[1] < d * k.NODE_SLOT_HEIGHT + 4 && (this.resizing_node.size[1] = d * k.NODE_SLOT_HEIGHT + 4), 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;
    }
  };
  LGraphCanvas.prototype.processMouseUp = function(a) {
    if (this.graph) {
      var b = this.getCanvasWindow().document;
      LGraphCanvas.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);
      if (1 == a.which) {
        if (this.connecting_node) {
          this.dirty_bgcanvas = this.dirty_canvas = !0;
          if (b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes)) {
            if (this.connecting_output.type == k.EVENT && this.isOverNodeBox(b, a.canvasX, a.canvasY)) {
              this.connecting_node.connect(this.connecting_slot, b, k.EVENT);
            } else {
              var d = this.isOverNodeInput(b, a.canvasX, a.canvasY);
              -1 != d ? this.connecting_node.connect(this.connecting_slot, b, d) : (d = b.getInputInfo(0), this.connecting_output.type == k.EVENT ? this.connecting_node.connect(this.connecting_slot, b, k.EVENT) : d && !d.link && d.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 {
              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;
    }
  };
  LGraphCanvas.prototype.processMouseWheel = function(a) {
    if (this.graph && this.allow_dragcanvas) {
      var b = null != a.wheelDeltaY ? a.wheelDeltaY : -60 * a.detail;
      this.adjustMouseEvent(a);
      var d = this.scale;
      0 < b ? d *= 1.1 : 0 > b && (d *= 1 / 1.1);
      this.setZoom(d, [a.localX, a.localY]);
      this.graph.change();
      a.preventDefault();
      return !1;
    }
  };
  LGraphCanvas.prototype.isOverNodeBox = function(a, b, d) {
    var h = k.NODE_TITLE_HEIGHT;
    return f(b, d, a.pos[0] + 2, a.pos[1] + 2 - h, h - 4, h - 4) ? !0 : !1;
  };
  LGraphCanvas.prototype.isOverNodeInput = function(a, b, d, h) {
    if (a.inputs) {
      for (var c = 0, e = a.inputs.length; c < e; ++c) {
        var g = a.getConnectionPos(!0, c);
        if (f(b, d, g[0] - 10, g[1] - 5, 20, 10)) {
          return h && (h[0] = g[0], h[1] = g[1]), c;
        }
      }
    }
    return -1;
  };
  LGraphCanvas.prototype.processKey = function(a) {
    if (this.graph) {
      var b = !1;
      if ("keydown" == a.type) {
        65 == a.keyCode && a.ctrlKey && (this.selectAllNodes(), b = !0);
        if (46 == a.keyCode || 8 == a.keyCode) {
          this.deleteSelectedNodes(), b = !0;
        }
        if (this.selected_nodes) {
          for (var d in this.selected_nodes) {
            if (this.selected_nodes[d].onKeyDown) {
              this.selected_nodes[d].onKeyDown(a);
            }
          }
        }
      } else {
        if ("keyup" == a.type && this.selected_nodes) {
          for (d in this.selected_nodes) {
            if (this.selected_nodes[d].onKeyUp) {
              this.selected_nodes[d].onKeyUp(a);
            }
          }
        }
      }
      this.graph.change();
      if (b) {
        return a.preventDefault(), !1;
      }
    }
  };
  LGraphCanvas.prototype.processDrop = function(a) {
    a.preventDefault();
    this.adjustMouseEvent(a);
    var b = [a.canvasX, a.canvasY], d = this.graph.getNodeOnPos(b[0], b[1]);
    if (d) {
      if ((d.onDropFile || d.onDropData) && (b = a.dataTransfer.files) && b.length) {
        for (var h = 0; h < b.length; h++) {
          var c = a.dataTransfer.files[0], e = c.name;
          LGraphCanvas.getFileExtension(e);
          if (d.onDropFile) {
            d.onDropFile(c);
          }
          if (d.onDropData) {
            var f = new FileReader;
            f.onload = function(a) {
              d.onDropData(a.target.result, e, c);
            };
            var g = c.type.split("/")[0];
            "text" == g || "" == g ? f.readAsText(c) : "image" == g ? f.readAsDataURL(c) : f.readAsArrayBuffer(c);
          }
        }
      }
      return d.onDropItem && d.onDropItem(event) ? !0 : this.onDropItem ? this.onDropItem(event) : !1;
    }
    b = null;
    this.onDropItem && (b = this.onDropItem(event));
    b || this.checkDropItem(a);
  };
  LGraphCanvas.prototype.checkDropItem = function(a) {
    if (a.dataTransfer.files.length) {
      var b = a.dataTransfer.files[0], d = LGraphCanvas.getFileExtension(b.name).toLowerCase();
      if (d = k.node_types_by_file_extension[d]) {
        if (d = k.createNode(d.type), d.pos = [a.canvasX, a.canvasY], this.graph.add(d), d.onDropFile) {
          d.onDropFile(b);
        }
      }
    }
  };
  LGraphCanvas.prototype.processNodeSelected = function(a, b) {
    a.selected = !0;
    if (a.onSelected) {
      a.onSelected();
    }
    b && b.shiftKey || (this.selected_nodes = {});
    this.selected_nodes[a.id] = a;
    this.dirty_canvas = !0;
    if (this.onNodeSelected) {
      this.onNodeSelected(a);
    }
  };
  LGraphCanvas.prototype.processNodeDeselected = function(a) {
    a.selected = !1;
    if (a.onDeselected) {
      a.onDeselected();
    }
    delete this.selected_nodes[a.id];
    if (this.onNodeDeselected) {
      this.onNodeDeselected(a);
    }
    this.dirty_canvas = !0;
  };
  LGraphCanvas.prototype.processNodeDblClicked = function(a) {
    if (this.onShowNodePanel) {
      this.onShowNodePanel(a);
    }
    if (this.onNodeDblClicked) {
      this.onNodeDblClicked(a);
    }
    this.setDirty(!0);
  };
  LGraphCanvas.prototype.selectNode = function(a) {
    this.deselectAllNodes();
    if (a) {
      if (!a.selected && a.onSelected) {
        a.onSelected();
      }
      a.selected = !0;
      this.selected_nodes[a.id] = a;
      this.setDirty(!0);
    }
  };
  LGraphCanvas.prototype.selectAllNodes = function() {
    for (var a = 0; a < this.graph._nodes.length; ++a) {
      var b = this.graph._nodes[a];
      if (!b.selected && b.onSelected) {
        b.onSelected();
      }
      b.selected = !0;
      this.selected_nodes[this.graph._nodes[a].id] = b;
    }
    this.setDirty(!0);
  };
  LGraphCanvas.prototype.deselectAllNodes = function() {
    for (var a in this.selected_nodes) {
      var b = this.selected_nodes;
      if (b.onDeselected) {
        b.onDeselected();
      }
      b.selected = !1;
    }
    this.selected_nodes = {};
    this.setDirty(!0);
  };
  LGraphCanvas.prototype.deleteSelectedNodes = function() {
    for (var a in this.selected_nodes) {
      this.graph.remove(this.selected_nodes[a]);
    }
    this.selected_nodes = {};
    this.setDirty(!0);
  };
  LGraphCanvas.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);
  };
  LGraphCanvas.prototype.adjustMouseEvent = function(a) {
    var b = this.canvas.getBoundingClientRect();
    a.localX = a.pageX - b.left;
    a.localY = a.pageY - b.top;
    a.canvasX = a.localX / this.scale - this.offset[0];
    a.canvasY = a.localY / this.scale - this.offset[1];
  };
  LGraphCanvas.prototype.setZoom = function(a, b) {
    b || (b = [0.5 * this.canvas.width, 0.5 * this.canvas.height]);
    var d = 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);
    d = [a[0] - d[0], a[1] - d[1]];
    this.offset[0] += d[0];
    this.offset[1] += d[1];
    this.dirty_bgcanvas = this.dirty_canvas = !0;
  };
  LGraphCanvas.prototype.convertOffsetToCanvas = function(a) {
    return [a[0] / this.scale - this.offset[0], a[1] / this.scale - this.offset[1]];
  };
  LGraphCanvas.prototype.convertCanvasToOffset = function(a) {
    return [(a[0] + this.offset[0]) * this.scale, (a[1] + this.offset[1]) * this.scale];
  };
  LGraphCanvas.prototype.convertEventToCanvas = function(a) {
    var b = this.canvas.getClientRects()[0];
    return this.convertOffsetToCanvas([a.pageX - b.left, a.pageY - b.top]);
  };
  LGraphCanvas.prototype.bringToFront = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.push(a));
  };
  LGraphCanvas.prototype.sendToBack = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.unshift(a));
  };
  LGraphCanvas.prototype.computeVisibleNodes = function() {
    for (var a = [], b = 0, d = this.graph._nodes.length; b < d; ++b) {
      var h = this.graph._nodes[b];
      (!this.live_mode || h.onDrawBackground || h.onDrawForeground) && g(this.visible_area, h.getBounding()) && a.push(h);
    }
    return a;
  };
  LGraphCanvas.prototype.draw = function(a, b) {
    if (this.canvas) {
      var d = k.getTime();
      this.render_time = 0.001 * (d - this.last_draw_time);
      this.last_draw_time = d;
      if (this.graph) {
        var h = [-this.offset[0], -this.offset[1]], c = [h[0] + this.canvas.width / this.scale, h[1] + this.canvas.height / this.scale];
        this.visible_area = new Float32Array([h[0], h[1], c[0], c[1]]);
      }
      (this.dirty_bgcanvas || b || this.always_render_background || this.graph && this.graph._last_trigger_time && 1000 > d - 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;
    }
  };
  LGraphCanvas.prototype.drawFrontCanvas = function() {
    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]);
        this.visible_nodes = b = this.computeVisibleNodes();
        for (var d = 0; d < b.length; ++d) {
          var h = b[d];
          a.save();
          a.translate(h.pos[0], h.pos[1]);
          this.drawNode(h, a);
          a.restore();
        }
        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 = "#F85";
              break;
            default:
              b = "#AFA";
          }
          this.renderLink(a, this.connecting_pos, [this.canvas_mouse[0], this.canvas_mouse[1]], null, !1, null, b);
          a.beginPath();
          this.connecting_output.type === k.EVENT ? 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());
        }
        a.restore();
      }
      this.dirty_area && a.restore();
      a.finish2D && a.finish2D();
      this.dirty_canvas = !1;
    }
  };
  LGraphCanvas.prototype.renderInfo = function(a, b, d) {
    b = b || 0;
    d = d || 0;
    a.save();
    a.translate(b, d);
    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("F: " + this.frame, 5, 39), a.fillText("FPS:" + this.fps.toFixed(2), 5, 52)) : a.fillText("No graph selected", 5, 13);
    a.restore();
  };
  LGraphCanvas.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);
    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) {
        b.globalAlpha = (1.0 - 0.5 / this.scale) * 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);
          };
        }
        var h = null;
        null == this._pattern && 0 < this._bg_img.width ? (h = b.createPattern(this._bg_img, "repeat"), this._pattern_img = this._bg_img, this._pattern = h) : h = this._pattern;
        h && (b.fillStyle = h, b.fillRect(this.visible_area[0], this.visible_area[1], this.visible_area[2] - this.visible_area[0], this.visible_area[3] - this.visible_area[1]), b.fillStyle = "transparent");
        b.globalAlpha = 1.0;
        b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !0;
      }
      if (this.onBackgroundRender) {
        this.onBackgroundRender(a, b);
      }
      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;
  };
  LGraphCanvas.prototype.drawNode = function(a, b) {
    var d = a.color || k.NODE_DEFAULT_COLOR, h = !0;
    if (a.flags.skip_title_render || a.graph.isLive()) {
      h = !1;
    }
    a.mouseOver && (h = !0);
    a.selected || (this.render_shadows ? (b.shadowColor = "rgba(0,0,0,0.5)", b.shadowOffsetX = 2, b.shadowOffsetY = 2, b.shadowBlur = 3) : b.shadowColor = "transparent");
    if (this.live_mode) {
      if (!a.flags.collapsed && (b.shadowColor = "transparent", a.onDrawForeground)) {
        a.onDrawForeground(b);
      }
    } else {
      var c = this.editor_alpha;
      b.globalAlpha = c;
      var e = a.shape || "box", f = new Float32Array(a.size);
      a.flags.collapsed && (f[0] = k.NODE_COLLAPSED_WIDTH, f[1] = 0);
      a.flags.clip_area && (b.save(), "box" == e ? (b.beginPath(), b.rect(0, 0, f[0], f[1])) : "round" == e ? b.roundRect(0, 0, f[0], f[1], 10) : "circle" == e && (b.beginPath(), b.arc(0.5 * f[0], 0.5 * f[1], 0.5 * f[0], 0, 2 * Math.PI)), b.clip());
      this.drawNodeShape(a, b, f, d, a.bgcolor, !h, a.selected);
      b.shadowColor = "transparent";
      b.textAlign = "left";
      b.font = this.inner_text_font;
      h = 0.6 < this.scale;
      e = this.connecting_output;
      if (!a.flags.collapsed) {
        if (a.inputs) {
          for (f = 0; f < a.inputs.length; f++) {
            var g = a.inputs[f];
            b.globalAlpha = c;
            this.connecting_node && k.isValidConnection(g.type && e.type) && (b.globalAlpha = 0.4 * c);
            b.fillStyle = null != g.link ? "#7F7" : "#AAA";
            var l = a.getConnectionPos(!0, f);
            l[0] -= a.pos[0];
            l[1] -= a.pos[1];
            b.beginPath();
            g.type === k.EVENT ? b.rect(l[0] - 6 + 0.5, l[1] - 5 + 0.5, 14, 10) : b.arc(l[0], l[1], 4, 0, 2 * Math.PI);
            b.fill();
            h && (g = null != g.label ? g.label : g.name) && (b.fillStyle = d, b.fillText(g, l[0] + 10, l[1] + 5));
          }
        }
        this.connecting_node && (b.globalAlpha = 0.4 * c);
        b.lineWidth = 1;
        b.textAlign = "right";
        b.strokeStyle = "black";
        if (a.outputs) {
          for (f = 0; f < a.outputs.length; f++) {
            if (g = a.outputs[f], l = a.getConnectionPos(!1, f), l[0] -= a.pos[0], l[1] -= a.pos[1], b.fillStyle = g.links && g.links.length ? "#7F7" : "#AAA", b.beginPath(), g.type === k.EVENT ? b.rect(l[0] - 6 + 0.5, l[1] - 5 + 0.5, 14, 10) : b.arc(l[0], l[1], 4, 0, 2 * Math.PI), b.fill(), b.stroke(), h && (g = null != g.label ? g.label : g.name)) {
              b.fillStyle = d, b.fillText(g, l[0] - 10, l[1] + 5);
            }
          }
        }
        b.textAlign = "left";
        b.globalAlpha = 1;
        if (a.onDrawForeground) {
          a.onDrawForeground(b);
        }
      }
      a.flags.clip_area && b.restore();
      b.globalAlpha = 1.0;
    }
  };
  LGraphCanvas.prototype.drawNodeShape = function(a, b, d, h, c, e, f) {
    b.strokeStyle = h || k.NODE_DEFAULT_COLOR;
    b.fillStyle = c || k.NODE_DEFAULT_BGCOLOR;
    c = k.NODE_TITLE_HEIGHT;
    var n = a.shape || "box";
    "box" == n ? (b.beginPath(), b.rect(0, e ? 0 : -c, d[0] + 1, e ? d[1] : d[1] + c), b.fill(), b.shadowColor = "transparent", f && (b.strokeStyle = "#CCC", b.strokeRect(-0.5, e ? -0.5 : -c + -0.5, d[0] + 2, e ? d[1] + 2 : d[1] + c + 2 - 1), b.strokeStyle = h)) : "round" == a.shape ? (b.roundRect(0, e ? 0 : -c, d[0], e ? d[1] : d[1] + c, 10), b.fill()) : "circle" == a.shape && (b.beginPath(), b.arc(0.5 * d[0], 0.5 * d[1], 0.5 * d[0], 0, 2 * Math.PI), b.fill());
    b.shadowColor = "transparent";
    a.bgImage && a.bgImage.width && b.drawImage(a.bgImage, 0.5 * (d[0] - a.bgImage.width), 0.5 * (d[1] - a.bgImage.height));
    a.bgImageUrl && !a.bgImage && (a.bgImage = a.loadImage(a.bgImageUrl));
    if (a.onDrawBackground) {
      a.onDrawBackground(b);
    }
    e || (b.fillStyle = h || k.NODE_DEFAULT_COLOR, h = b.globalAlpha, b.globalAlpha = 0.5 * h, "box" == n ? (b.beginPath(), b.rect(0, -c, d[0] + 1, c), b.fill()) : "round" == n && (b.roundRect(0, -c, d[0], c, 10, 0), b.fill()), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), "round" == n ? b.arc(0.5 * c, -0.5 * c, 0.5 * (c - 6), 0, 2 * Math.PI) : b.rect(3, -c + 3, c - 6, c - 6), b.fill(), b.globalAlpha = h, b.font = this.title_text_font, (a = a.getTitle()) && 0.5 < this.scale && 
    (b.fillStyle = k.NODE_TITLE_COLOR, b.fillText(a, 16, 13 - c)));
  };
  LGraphCanvas.prototype.drawNodeCollapsed = function(a, b, d, c) {
    b.strokeStyle = d || k.NODE_DEFAULT_COLOR;
    b.fillStyle = c || k.NODE_DEFAULT_BGCOLOR;
    d = k.NODE_COLLAPSED_RADIUS;
    c = a.shape || "box";
    "circle" == c ? (b.beginPath(), b.arc(0.5 * a.size[0], 0.5 * a.size[1], d, 0, 2 * Math.PI), b.fill(), b.shadowColor = "rgba(0,0,0,0)", b.stroke(), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), b.arc(0.5 * a.size[0], 0.5 * a.size[1], 0.5 * d, 0, 2 * Math.PI)) : "round" == c ? (b.beginPath(), b.roundRect(0.5 * a.size[0] - d, 0.5 * a.size[1] - d, 2 * d, 2 * d, 5), b.fill(), b.shadowColor = "rgba(0,0,0,0)", b.stroke(), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), 
    b.roundRect(0.5 * a.size[0] - 0.5 * d, 0.5 * a.size[1] - 0.5 * d, d, d, 2)) : (b.beginPath(), b.rect(0, 0, a.size[0], 2 * d), b.fill(), b.shadowColor = "rgba(0,0,0,0)", b.stroke(), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), b.rect(0.5 * d, 0.5 * d, d, d));
    b.fill();
  };
  LGraphCanvas.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 d = 0, c = this.graph._nodes.length; d < c; ++d) {
      var e = this.graph._nodes[d];
      if (e.inputs && e.inputs.length) {
        for (var f = 0; f < e.inputs.length; ++f) {
          var g = e.inputs[f];
          if (g && null != g.link && (g = this.graph.links[g.link])) {
            var l = this.graph.getNodeById(g.origin_id);
            if (null != l) {
              var t = g.origin_slot;
              l = -1 == t ? [l.pos[0] + 10, l.pos[1] + 10] : l.getConnectionPos(!1, t);
              this.renderLink(a, l, e.getConnectionPos(!0, f), g);
              if (g && g._last_time && 1000 > b - g._last_time) {
                t = 2.0 - 0.002 * (b - g._last_time);
                var p = "rgba(255,255,255, " + t.toFixed(2) + ")";
                this.renderLink(a, l, e.getConnectionPos(!0, f), g, !0, t, p);
              }
            }
          }
        }
      }
    }
    a.globalAlpha = 1;
  };
  LGraphCanvas.prototype.renderLink = function(a, b, d, c, n, f, g) {
    if (this.highquality_render) {
      var h = e(b, d);
      this.render_connections_border && 0.6 < this.scale && (a.lineWidth = this.connections_width + 4);
      !g && c && (g = LGraphCanvas.link_type_colors[c.type]);
      g || (g = this.default_link_color);
      a.beginPath();
      this.render_curved_connections ? (a.moveTo(b[0], b[1]), a.bezierCurveTo(b[0] + 0.25 * h, b[1], d[0] - 0.25 * h, d[1], d[0], d[1])) : (a.moveTo(b[0] + 10, b[1]), a.lineTo(0.5 * (b[0] + 10 + (d[0] - 10)), b[1]), a.lineTo(0.5 * (b[0] + 10 + (d[0] - 10)), d[1]), a.lineTo(d[0] - 10, d[1]));
      this.render_connections_border && 0.6 < this.scale && !n && (a.strokeStyle = "rgba(0,0,0,0.5)", a.stroke());
      a.lineWidth = this.connections_width;
      a.fillStyle = a.strokeStyle = g;
      a.stroke();
      this.render_connection_arrows && 0.6 <= this.scale && this.render_connection_arrows && 0.6 < this.scale && (c = this.computeConnectionPoint(b, d, 0.5), n = this.computeConnectionPoint(b, d, 0.51), n = this.render_curved_connections ? -Math.atan2(n[0] - c[0], n[1] - c[1]) : d[1] > b[1] ? 0 : Math.PI, a.save(), a.translate(c[0], c[1]), a.rotate(n), a.beginPath(), a.moveTo(-5, -5), a.lineTo(0, 5), a.lineTo(5, -5), a.fill(), a.restore());
      if (f) {
        for (f = 0; 5 > f; ++f) {
          c = (0.001 * k.getTime() + 0.2 * f) % 1, c = this.computeConnectionPoint(b, d, c), a.beginPath(), a.arc(c[0], c[1], 5, 0, 2 * Math.PI), a.fill();
        }
      }
    } else {
      a.beginPath(), a.moveTo(b[0], b[1]), a.lineTo(d[0], d[1]), a.stroke();
    }
  };
  LGraphCanvas.prototype.computeConnectionPoint = function(a, b, d) {
    var c = e(a, b), n = [a[0] + 0.25 * c, a[1]];
    c = [b[0] - 0.25 * c, b[1]];
    var f = (1 - d) * (1 - d) * (1 - d), g = 3 * (1 - d) * (1 - d) * d, k = 3 * (1 - d) * d * d;
    d *= d * d;
    return [f * a[0] + g * n[0] + k * c[0] + d * b[0], f * a[1] + g * n[1] + k * c[1] + d * b[1]];
  };
  LGraphCanvas.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);
    }
  };
  LGraphCanvas.prototype.switchLiveMode = function(a) {
    if (a) {
      var b = this, d = this.live_mode ? 1.1 : 0.9;
      this.live_mode && (this.live_mode = !1, this.editor_alpha = 0.1);
      var c = setInterval(function() {
        b.editor_alpha *= d;
        b.dirty_canvas = !0;
        b.dirty_bgcanvas = !0;
        1 > d && 0.01 > b.editor_alpha && (clearInterval(c), 1 > d && (b.live_mode = !0));
        1 < d && 0.99 < b.editor_alpha && (clearInterval(c), b.editor_alpha = 1);
      }, 1);
    } else {
      this.live_mode = !this.live_mode, this.dirty_bgcanvas = this.dirty_canvas = !0;
    }
  };
  LGraphCanvas.prototype.onNodeSelectionChange = function(a) {
  };
  LGraphCanvas.prototype.touchHandler = function(a) {
    var b = a.changedTouches[0];
    switch(a.type) {
      case "touchstart":
        var d = "mousedown";
        break;
      case "touchmove":
        d = "mousemove";
        break;
      case "touchend":
        d = "mouseup";
        break;
      default:
        return;
    }
    var c = this.getCanvasWindow(), e = c.document.createEvent("MouseEvent");
    e.initMouseEvent(d, !0, !0, c, 1, b.screenX, b.screenY, b.clientX, b.clientY, !1, !1, !1, !1, 0, null);
    b.target.dispatchEvent(e);
    a.preventDefault();
  };
  LGraphCanvas.onMenuAdd = function(a, b, d, c) {
    function e(a, b) {
      b = c.getFirstEvent();
      if (a = k.createNode(a.value)) {
        a.pos = h.convertEventToCanvas(b), h.graph.add(a);
      }
    }
    var h = LGraphCanvas.active_canvas, f = h.getCanvasWindow();
    a = k.getNodeTypesCategories();
    b = [];
    for (var g in a) {
      a[g] && b.push({value:a[g], content:a[g], has_submenu:!0});
    }
    var l = new k.ContextMenu(b, {event:d, callback:function(a, b, d) {
      a = k.getNodeTypesInCategory(a.value);
      b = [];
      for (var c in a) {
        b.push({content:a[c].title, value:a[c].type});
      }
      new k.ContextMenu(b, {event:d, callback:e, parentMenu:l}, f);
      return !1;
    }, parentMenu:c}, f);
    return !1;
  };
  LGraphCanvas.onMenuCollapseAll = function() {
  };
  LGraphCanvas.onMenuNodeEdit = function() {
  };
  LGraphCanvas.showMenuNodeOptionalInputs = function(a, b, d, c, e) {
    if (e) {
      var h = this;
      a = LGraphCanvas.active_canvas.getCanvasWindow();
      b = e.optional_inputs;
      e.onGetInputs && (b = e.onGetInputs());
      var n = [];
      if (b) {
        for (var f in b) {
          var g = b[f];
          if (g) {
            var l = g[0];
            g[2] && g[2].label && (l = g[2].label);
            n.push({content:l, value:g});
          } else {
            n.push(null);
          }
        }
      }
      this.onMenuNodeInputs && (n = this.onMenuNodeInputs(n));
      if (n.length) {
        return new k.ContextMenu(n, {event:d, callback:function(a, b, d) {
          e && (a.callback && a.callback.call(h, e, a, b, d), a.value && e.addInput(a.value[0], a.value[1], a.value[2]));
        }, parentMenu:c, node:e}, a), !1;
      }
    }
  };
  LGraphCanvas.showMenuNodeOptionalOutputs = function(a, b, d, c, e) {
    function h(a, b, d) {
      if (e && (a.callback && a.callback.call(n, e, a, b, d), a.value)) {
        if (d = a.value[1], !d || d.constructor !== Object && d.constructor !== Array) {
          e.addOutput(a.value[0], a.value[1], a.value[2]);
        } else {
          a = [];
          for (var f in d) {
            a.push({content:f, value:d[f]});
          }
          new k.ContextMenu(a, {event:b, callback:h, parentMenu:c, node:e});
          return !1;
        }
      }
    }
    if (e) {
      var n = this;
      a = LGraphCanvas.active_canvas.getCanvasWindow();
      b = e.optional_outputs;
      e.onGetOutputs && (b = e.onGetOutputs());
      var f = [];
      if (b) {
        for (var g in b) {
          var l = b[g];
          if (!l) {
            f.push(null);
          } else {
            if (-1 == e.findOutputSlot(l[0])) {
              var q = l[0];
              l[2] && l[2].label && (q = l[2].label);
              q = {content:q, value:l};
              l[1] == k.EVENT && (q.className = "event");
              f.push(q);
            }
          }
        }
      }
      this.onMenuNodeOutputs && (f = this.onMenuNodeOutputs(f));
      if (f.length) {
        return new k.ContextMenu(f, {event:d, callback:h, parentMenu:c, node:e}, a), !1;
      }
    }
  };
  LGraphCanvas.onShowMenuNodeProperties = function(a, b, d, c, e) {
    if (e && e.properties) {
      var h = LGraphCanvas.active_canvas;
      b = h.getCanvasWindow();
      var f = [], n;
      for (n in e.properties) {
        a = void 0 !== e.properties[n] ? e.properties[n] : " ", a = LGraphCanvas.decodeHTML(a), f.push({content:"<span class='property_name'>" + n + "</span><span class='property_value'>" + a + "</span>", value:n});
      }
      if (f.length) {
        return new k.ContextMenu(f, {event:d, callback:function(a, b, d, c) {
          e && (b = this.getBoundingClientRect(), h.showEditPropertyValue(e, a.value, {position:[b.left, b.top]}));
        }, parentMenu:c, allow_html:!0, node:e}, b), !1;
      }
    }
  };
  LGraphCanvas.decodeHTML = function(a) {
    var b = document.createElement("div");
    b.innerText = a;
    return b.innerHTML;
  };
  LGraphCanvas.onResizeNode = function(a, b, d, c, e) {
    e && (e.size = e.computeSize(), e.setDirtyCanvas(!0, !0));
  };
  LGraphCanvas.onShowTitleEditor = function(a, b, d, c, e) {
    function h() {
      e.title = n.value;
      f.parentNode.removeChild(f);
      e.setDirtyCanvas(!0, !0);
    }
    var f = document.createElement("div");
    f.className = "graphdialog";
    f.innerHTML = "<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";
    var n = f.querySelector("input");
    n && (n.value = e.title, n.addEventListener("keydown", function(a) {
      13 == a.keyCode && (h(), a.preventDefault(), a.stopPropagation());
    }));
    a = LGraphCanvas.active_canvas.canvas;
    b = a.getBoundingClientRect();
    c = d = -20;
    b && (d -= b.left, c -= b.top);
    event ? (f.style.left = event.pageX + d + "px", f.style.top = event.pageY + c + "px") : (f.style.left = 0.5 * a.width + d + "px", f.style.top = 0.5 * a.height + c + "px");
    f.querySelector("button").addEventListener("click", h);
    a.parentNode.appendChild(f);
  };
  LGraphCanvas.prototype.showEditPropertyValue = function(a, b, d) {
    function c() {
      e(w.value);
    }
    function e(d) {
      "number" == typeof a.properties[b] && (d = Number(d));
      a.properties[b] = d;
      if (a.onPropertyChanged) {
        a.onPropertyChanged(b, d);
      }
      q.parentNode.removeChild(q);
      a.setDirtyCanvas(!0, !0);
    }
    if (a && void 0 !== a.properties[b]) {
      d = d || {};
      var f = "string";
      null !== a.properties[b] && (f = typeof a.properties[b]);
      var g = null;
      a.getPropertyInfo && (g = a.getPropertyInfo(b));
      if (a.properties_info) {
        for (var k = 0; k < a.properties_info.length; ++k) {
          if (a.properties_info[k].name == b) {
            g = a.properties_info[k];
            break;
          }
        }
      }
      void 0 !== g && null !== g && g.type && (f = g.type);
      var l = "";
      if ("string" == f || "number" == f) {
        l = "<input autofocus type='text' class='value'/>";
      } else {
        if ("enum" == f && g.values) {
          l = "<select autofocus type='text' class='value'>";
          for (k in g.values) {
            var p = g.values.constructor === Array ? g.values[k] : k;
            l += "<option value='" + p + "' " + (p == a.properties[b] ? "selected" : "") + ">" + g.values[k] + "</option>";
          }
          l += "</select>";
        } else {
          "boolean" == f && (l = "<input autofocus type='checkbox' class='value' " + (a.properties[b] ? "checked" : "") + "/>");
        }
      }
      var q = document.createElement("div");
      q.className = "graphdialog";
      q.innerHTML = "<span class='name'>" + b + "</span>" + l + "<button>OK</button>";
      if ("enum" == f && g.values) {
        var w = q.querySelector("select");
        w.addEventListener("change", function(a) {
          e(a.target.value);
        });
      } else {
        if ("boolean" == f) {
          (w = q.querySelector("input")) && w.addEventListener("click", function(a) {
            e(!!w.checked);
          });
        } else {
          if (w = q.querySelector("input")) {
            w.value = void 0 !== a.properties[b] ? a.properties[b] : "", w.addEventListener("keydown", function(a) {
              13 == a.keyCode && (c(), a.preventDefault(), a.stopPropagation());
            });
          }
        }
      }
      f = this.canvas.getClientRects()[0];
      k = g = -20;
      f && (g -= f.left, k -= f.top);
      d.position ? (g += d.position[0], k += d.position[1]) : d.event ? (g += d.event.pageX, k += d.event.pageY) : (g += 0.5 * this.canvas.width, k += 0.5 * this.canvas.height);
      q.style.left = g + "px";
      q.style.top = k + "px";
      q.querySelector("button").addEventListener("click", c);
      this.canvas.parentNode.appendChild(q);
    }
  };
  LGraphCanvas.onMenuNodeCollapse = function(a, b, d, c, e) {
    e.flags.collapsed = !e.flags.collapsed;
    e.setDirtyCanvas(!0, !0);
  };
  LGraphCanvas.onMenuNodePin = function(a, b, d, c, e) {
    e.pin();
  };
  LGraphCanvas.onMenuNodeMode = function(a, b, d, c, e) {
    new k.ContextMenu(["Always", "On Event", "Never"], {event:d, callback:function(a) {
      if (e) {
        switch(a) {
          case "On Event":
            e.mode = k.ON_EVENT;
            break;
          case "Never":
            e.mode = k.NEVER;
            break;
          default:
            e.mode = k.ALWAYS;
        }
      }
    }, parentMenu:prev_menu, node:e});
    return !1;
  };
  LGraphCanvas.onMenuNodeColors = function(a, b, d, c, e) {
    if (!e) {
      throw "no node for color";
    }
    b = [];
    for (var h in LGraphCanvas.node_colors) {
      a = LGraphCanvas.node_colors[h], a = {value:h, content:"<span style='display: block; color:" + a.color + "; background-color:" + a.bgcolor + "'>" + h + "</span>"}, b.push(a);
    }
    new k.ContextMenu(b, {event:d, callback:function(a) {
      e && (a = LGraphCanvas.node_colors[a.value]) && (e.color = a.color, e.bgcolor = a.bgcolor, e.setDirtyCanvas(!0));
    }, parentMenu:c, node:e});
    return !1;
  };
  LGraphCanvas.onMenuNodeShapes = function(a, b, d, c, e) {
    if (!e) {
      throw "no node passed";
    }
    new k.ContextMenu(["box", "round"], {event:d, callback:function(a) {
      e && (e.shape = a, e.setDirtyCanvas(!0));
    }, parentMenu:c, node:e});
    return !1;
  };
  LGraphCanvas.onMenuNodeRemove = function(a, b, d, c, e) {
    if (!e) {
      throw "no node passed";
    }
    0 != e.removable && (e.graph.remove(e), e.setDirtyCanvas(!0, !0));
  };
  LGraphCanvas.onMenuNodeClone = function(a, b, d, c, e) {
    0 != e.clonable && (a = e.clone()) && (a.pos = [e.pos[0] + 5, e.pos[1] + 5], e.graph.add(a), e.setDirtyCanvas(!0, !0));
  };
  LGraphCanvas.node_colors = {red:{color:"#FAA", bgcolor:"#A44"}, green:{color:"#AFA", bgcolor:"#4A4"}, blue:{color:"#AAF", bgcolor:"#44A"}, white:{color:"#FFF", bgcolor:"#AAA"}};
  LGraphCanvas.prototype.getCanvasMenuOptions = function() {
    if (this.getMenuOptions) {
      var a = this.getMenuOptions();
    } else {
      a = [{content:"Add Node", has_submenu:!0, callback:LGraphCanvas.onMenuAdd}], 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;
  };
  LGraphCanvas.prototype.getNodeMenuOptions = function(a) {
    var b = a.getMenuOptions ? a.getMenuOptions(this) : [{content:"Inputs", has_submenu:!0, disabled:!0, callback:LGraphCanvas.showMenuNodeOptionalInputs}, {content:"Outputs", has_submenu:!0, disabled:!0, callback:LGraphCanvas.showMenuNodeOptionalOutputs}, null, {content:"Properties", has_submenu:!0, callback:LGraphCanvas.onShowMenuNodeProperties}, null, {content:"Title", callback:LGraphCanvas.onShowTitleEditor}, {content:"Mode", has_submenu:!0, callback:LGraphCanvas.onMenuNodeMode}, {content:"Resize", 
    callback:LGraphCanvas.onResizeNode}, {content:"Collapse", callback:LGraphCanvas.onMenuNodeCollapse}, {content:"Pin", callback:LGraphCanvas.onMenuNodePin}, {content:"Colors", has_submenu:!0, callback:LGraphCanvas.onMenuNodeColors}, {content:"Shapes", has_submenu:!0, callback:LGraphCanvas.onMenuNodeShapes}, null];
    if (a.getExtraMenuOptions) {
      var d = a.getExtraMenuOptions(this);
      d && (d.push(null), b = d.concat(b));
    }
    !1 !== a.clonable && b.push({content:"Clone", callback:LGraphCanvas.onMenuNodeClone});
    !1 !== a.removable && b.push(null, {content:"Remove", callback:LGraphCanvas.onMenuNodeRemove});
    a.onGetInputs && (d = a.onGetInputs()) && d.length && (b[0].disabled = !1);
    a.onGetOutputs && (d = a.onGetOutputs()) && d.length && (b[1].disabled = !1);
    if (a.graph && a.graph.onGetNodeMenuOptions) {
      a.graph.onGetNodeMenuOptions(b, a);
    }
    return b;
  };
  LGraphCanvas.prototype.processContextMenu = function(a, b) {
    var d = LGraphCanvas.active_canvas.getCanvasWindow(), c = null, e = {event:b, callback:function(b, d, c) {
      b && b == f && (b.input ? a.removeInput(f.slot) : b.output && a.removeOutput(f.slot));
    }, node:a}, f = null;
    a && (f = a.getSlotInPosition(b.canvasX, b.canvasY), LGraphCanvas.active_node = a);
    f ? (c = f.locked ? ["Cannot remove"] : {"Remove Slot":f}, e.title = f.input ? f.input.type : f.output.type, f.input && f.input.type == k.EVENT && (e.title = "Event")) : c = a ? this.getNodeMenuOptions(a) : this.getCanvasMenuOptions();
    c && new k.ContextMenu(c, e, d);
  };
  this.CanvasRenderingContext2D && (CanvasRenderingContext2D.prototype.roundRect = function(a, b, d, c, e, f) {
    void 0 === e && (e = 5);
    void 0 === f && (f = e);
    this.beginPath();
    this.moveTo(a + e, b);
    this.lineTo(a + d - e, b);
    this.quadraticCurveTo(a + d, b, a + d, b + e);
    this.lineTo(a + d, b + c - f);
    this.quadraticCurveTo(a + d, b + c, a + d - f, b + c);
    this.lineTo(a + f, b + c);
    this.quadraticCurveTo(a, b + c, a, b + c - f);
    this.lineTo(a, b + e);
    this.quadraticCurveTo(a, b, a + e, b);
  });
  k.compareObjects = function(a, b) {
    for (var d in a) {
      if (a[d] != b[d]) {
        return !1;
      }
    }
    return !0;
  };
  k.distance = e;
  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 = f;
  k.growBounding = function(a, b, d) {
    b < a[0] ? a[0] = b : b > a[2] && (a[2] = b);
    d < a[1] ? a[1] = d : d > a[3] && (a[3] = d);
  };
  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 = g;
  k.hex2num = function(a) {
    "#" == a.charAt(0) && (a = a.slice(1));
    a = a.toUpperCase();
    for (var b = Array(3), d = 0, c, e, f = 0; 6 > f; f += 2) {
      c = "0123456789ABCDEF".indexOf(a.charAt(f)), e = "0123456789ABCDEF".indexOf(a.charAt(f + 1)), b[d] = 16 * c + e, d++;
    }
    return b;
  };
  k.num2hex = function(a) {
    for (var b = "#", d, c, e = 0; 3 > e; e++) {
      d = a[e] / 16, c = a[e] % 16, b += "0123456789ABCDEF".charAt(d) + "0123456789ABCDEF".charAt(c);
    }
    return b;
  };
  l.prototype.addItem = function(a, b, d) {
    function c(a) {
      var b = this.value;
      b && b.has_submenu && e.call(this, a);
    }
    function e(a) {
      var b = this.value, c = !0;
      f.current_submenu && f.current_submenu.close(a);
      if (d.callback) {
        var e = d.callback.call(this, b, d, a, f, d.node);
        !0 === e && (c = !1);
      }
      if (b && (b.callback && !d.ignore_item_callbacks && !0 !== b.disabled && (e = b.callback.call(this, b, d, a, f, d.node), !0 === e && (c = !1)), b.submenu)) {
        if (!b.submenu.options) {
          throw "ContextMenu submenu needs options";
        }
        new f.constructor(b.submenu.options, {callback:b.submenu.callback, event:a, parentMenu:f, ignore_item_callbacks:b.submenu.ignore_item_callbacks, title:b.submenu.title, autoopen:d.autoopen});
        c = !1;
      }
      c && !f.lock && f.close();
    }
    var f = this;
    d = d || {};
    var g = document.createElement("div");
    g.className = "litemenu-entry submenu";
    var k = !1;
    if (null === b) {
      g.classList.add("separator");
    } else {
      g.innerHTML = b && b.title ? b.title : a;
      if (g.value = b) {
        b.disabled && (k = !0, g.classList.add("disabled")), (b.submenu || b.has_submenu) && g.classList.add("has_submenu");
      }
      "function" == typeof b ? (g.dataset.value = a, g.onclick_callback = b) : g.dataset.value = b;
    }
    this.root.appendChild(g);
    k || g.addEventListener("click", e);
    d.autoopen && g.addEventListener("mouseenter", c);
    return g;
  };
  l.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 && !l.isCursorOverElement(a, this.parentMenu.root) && l.trigger(this.parentMenu.root, "mouseleave", a));
    this.current_submenu && this.current_submenu.close(a, !0);
  };
  l.trigger = function(a, b, d, c) {
    var e = document.createEvent("CustomEvent");
    e.initCustomEvent(b, !0, !0, d);
    e.srcElement = c;
    a.dispatchEvent ? a.dispatchEvent(e) : a.__events && a.__events.dispatchEvent(e);
    return e;
  };
  l.prototype.getTopMenu = function() {
    return this.options.parentMenu ? this.options.parentMenu.getTopMenu() : this;
  };
  l.prototype.getFirstEvent = function() {
    return this.options.parentMenu ? this.options.parentMenu.getFirstEvent() : this.options.event;
  };
  l.isCursorOverElement = function(a, b) {
    var d = a.pageX;
    a = a.pageY;
    return (b = b.getBoundingClientRect()) ? a > b.top && a < b.top + b.height && d > b.left && d < b.left + b.width ? !0 : !1 : !1;
  };
  k.ContextMenu = l;
  k.closeAllContextMenus = function(a) {
    a = a || window;
    a = a.document.querySelectorAll(".litecontextmenu");
    if (a.length) {
      for (var b = [], d = 0; d < a.length; d++) {
        b.push(a[d]);
      }
      for (d in b) {
        b[d].close ? b[d].close() : b[d].parentNode && b[d].parentNode.removeChild(b[d]);
      }
    }
  };
  k.extendClass = function(a, b) {
    for (var d in b) {
      a.hasOwnProperty(d) || (a[d] = b[d]);
    }
    if (b.prototype) {
      for (d in b.prototype) {
        b.prototype.hasOwnProperty(d) && !a.prototype.hasOwnProperty(d) && (b.prototype.__lookupGetter__(d) ? a.prototype.__defineGetter__(d, b.prototype.__lookupGetter__(d)) : a.prototype[d] = b.prototype[d], b.prototype.__lookupSetter__(d) && a.prototype.__defineSetter__(d, b.prototype.__lookupSetter__(d)));
      }
    }
  };
  window.requestAnimationFrame || (window.requestAnimationFrame = window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(a) {
    window.setTimeout(a, 1000 / 60);
  });
})(this);
(function() {
  function c() {
    this.addOutput("in ms", "number");
    this.addOutput("in sec", "number");
  }
  function e() {
    this.size = [120, 60];
    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.bgcolor = "#940";
  }
  function f() {
    var a = "input_" + (1000 * Math.random()).toFixed();
    this.addOutput(a, null);
    this.properties = {name:a, type:null};
    var b = this;
    Object.defineProperty(this.properties, "name", {get:function() {
      return a;
    }, set:function(d) {
      if ("" != d) {
        var c = b.getOutputInfo(0);
        c.name != d && (c.name = d, b.graph && b.graph.renameGlobalInput(a, d), a = d);
      }
    }, enumerable:!0});
    Object.defineProperty(this.properties, "type", {get:function() {
      return b.outputs[0].type;
    }, set:function(d) {
      b.outputs[0].type = d;
      b.graph && b.graph.changeGlobalInputType(a, b.outputs[0].type);
    }, enumerable:!0});
  }
  function g() {
    var a = "output_" + (1000 * Math.random()).toFixed();
    this.addInput(a, null);
    this.properties = {name:a, type:null};
    var b = this;
    Object.defineProperty(this.properties, "name", {get:function() {
      return a;
    }, set:function(d) {
      if ("" != d) {
        var c = b.getInputInfo(0);
        c.name != d && (c.name = d, b.graph && b.graph.renameGlobalOutput(a, d), a = d);
      }
    }, enumerable:!0});
    Object.defineProperty(this.properties, "type", {get:function() {
      return b.inputs[0].type;
    }, set:function(d) {
      b.inputs[0].type = d;
      b.graph && b.graph.changeGlobalInputType(a, b.inputs[0].type);
    }, enumerable:!0});
  }
  function l() {
    this.addOutput("value", "number");
    this.addProperty("value", 1.0);
    this.editable = {property:"value", type:"number"};
  }
  function k() {
    this.size = [60, 20];
    this.addInput("value", 0, {label:""});
    this.addOutput("value", 0, {label:""});
    this.addProperty("value", "");
  }
  function a() {
    this.mode = LiteGraph.ON_EVENT;
    this.size = [60, 20];
    this.addProperty("msg", "");
    this.addInput("log", LiteGraph.EVENT);
    this.addInput("msg", 0);
  }
  function b() {
    this.size = [60, 20];
    this.addProperty("onExecute", "");
    this.addInput("in", "");
    this.addInput("in2", "");
    this.addOutput("out", "");
    this.addOutput("out2", "");
    this._func = null;
  }
  c.title = "Time";
  c.desc = "Time";
  c.prototype.onExecute = function() {
    this.setOutputData(0, 1000 * this.graph.globaltime);
    this.setOutputData(1, this.graph.globaltime);
  };
  LiteGraph.registerNodeType("basic/time", c);
  e.title = "Subgraph";
  e.desc = "Graph inside a node";
  e.prototype.onSubgraphNewGlobalInput = function(a, b) {
    this.addInput(a, b);
  };
  e.prototype.onSubgraphRenamedGlobalInput = function(a, b) {
    a = this.findInputSlot(a);
    -1 != a && (this.getInputInfo(a).name = b);
  };
  e.prototype.onSubgraphTypeChangeGlobalInput = function(a, b) {
    a = this.findInputSlot(a);
    -1 != a && (this.getInputInfo(a).type = b);
  };
  e.prototype.onSubgraphNewGlobalOutput = function(a, b) {
    this.addOutput(a, b);
  };
  e.prototype.onSubgraphRenamedGlobalOutput = function(a, b) {
    a = this.findOutputSlot(a);
    -1 != a && (this.getOutputInfo(a).name = b);
  };
  e.prototype.onSubgraphTypeChangeGlobalOutput = function(a, b) {
    a = this.findOutputSlot(a);
    -1 != a && (this.getOutputInfo(a).type = b);
  };
  e.prototype.getExtraMenuOptions = function(a) {
    var b = this;
    return [{content:"Open", callback:function() {
      a.openSubgraph(b.subgraph);
    }}];
  };
  e.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; a++) {
        var b = this.inputs[a], c = this.getInputData(a);
        this.subgraph.setGlobalInputData(b.name, c);
      }
    }
    this.subgraph.runStep();
    if (this.outputs) {
      for (a = 0; a < this.outputs.length; a++) {
        c = this.subgraph.getGlobalOutputData(this.outputs[a].name), this.setOutputData(a, c);
      }
    }
  };
  e.prototype.configure = function(a) {
    LGraphNode.prototype.configure.call(this, a);
  };
  e.prototype.serialize = function() {
    var a = LGraphNode.prototype.serialize.call(this);
    a.subgraph = this.subgraph.serialize();
    return a;
  };
  e.prototype.clone = function() {
    var a = LiteGraph.createNode(this.type), b = this.serialize();
    delete b.id;
    delete b.inputs;
    delete b.outputs;
    a.configure(b);
    return a;
  };
  LiteGraph.registerNodeType("graph/subgraph", e);
  f.title = "Input";
  f.desc = "Input of the graph";
  f.prototype.onAdded = function() {
    this.graph.addGlobalInput(this.properties.name, this.properties.type);
  };
  f.prototype.onExecute = function() {
    var a = this.graph.global_inputs[this.properties.name];
    a && this.setOutputData(0, a.value);
  };
  LiteGraph.registerNodeType("graph/input", f);
  g.title = "Ouput";
  g.desc = "Output of the graph";
  g.prototype.onAdded = function() {
    this.graph.addGlobalOutput(this.properties.name, this.properties.type);
  };
  g.prototype.onExecute = function() {
    this.graph.setGlobalOutputData(this.properties.name, this.getInputData(0));
  };
  LiteGraph.registerNodeType("graph/output", g);
  l.title = "Const";
  l.desc = "Constant value";
  l.prototype.setValue = function(a) {
    "string" == typeof a && (a = parseFloat(a));
    this.properties.value = a;
    this.setDirtyCanvas(!0);
  };
  l.prototype.onExecute = function() {
    this.setOutputData(0, parseFloat(this.properties.value));
  };
  l.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this.properties.value.toFixed(3);
  };
  l.prototype.onWidget = function(a, b) {
    "value" == b.name && this.setValue(b.value);
  };
  LiteGraph.registerNodeType("basic/const", l);
  k.title = "Watch";
  k.desc = "Show value of input";
  k.prototype.onExecute = function() {
    this.properties.value = this.getInputData(0);
    this.setOutputData(0, this.properties.value);
  };
  k.prototype.onDrawBackground = function(a) {
    this.inputs[0] && null != this.properties.value && (this.properties.value.constructor === Number ? this.inputs[0].label = this.properties.value.toFixed(3) : ((a = this.properties.value) && a.length && (a = Array.prototype.slice.call(a).join(",")), this.inputs[0].label = a));
  };
  LiteGraph.registerNodeType("basic/watch", k);
  a.title = "Console";
  a.desc = "Show value inside the console";
  a.prototype.onAction = function(a, b) {
    "log" == a ? console.log(b) : "warn" == a ? console.warn(b) : "error" == a && console.error(b);
  };
  a.prototype.onExecute = function() {
    var a = this.getInputData(1);
    null !== a && (this.properties.msg = a);
    console.log(a);
  };
  a.prototype.onGetInputs = function() {
    return [["log", LiteGraph.ACTION], ["warn", LiteGraph.ACTION], ["error", LiteGraph.ACTION]];
  };
  LiteGraph.registerNodeType("basic/console", a);
  b.title = "Script";
  b.desc = "executes a code";
  b.widgets_info = {onExecute:{type:"code"}};
  b.prototype.onPropertyChanged = function(a, b) {
    if ("onExecute" == a && LiteGraph.allow_scripts) {
      this._func = null;
      try {
        this._func = new Function(b);
      } catch (n) {
        console.error("Error parsing script"), console.error(n);
      }
    }
  };
  b.prototype.onExecute = function() {
    if (this._func) {
      try {
        this._func.call(this);
      } catch (d) {
        console.error("Error in script"), console.error(d);
      }
    }
  };
  LiteGraph.registerNodeType("basic/script", b);
})();
(function() {
  function c() {
    this.size = [60, 20];
    this.addProperty("time", 1000);
    this.addInput("event", LiteGraph.ACTION);
    this.addOutput("on_time", LiteGraph.EVENT);
    this._pending = [];
  }
  c.title = "Delay";
  c.desc = "Delays one event";
  c.prototype.onAction = function(c, f) {
    this._pending.push([this.properties.time, f]);
  };
  c.prototype.onExecute = function() {
    for (var c = 1000 * this.graph.elapsed_time, f = 0; f < this._pending.length; ++f) {
      var g = this._pending[f];
      g[0] -= c;
      0 < g[0] || (this._pending.splice(f, 1), --f, this.trigger(null, g[1]));
    }
  };
  c.prototype.onGetInputs = function() {
    return [["event", LiteGraph.ACTION]];
  };
  LiteGraph.registerNodeType("events/delay", c);
})();
(function() {
  function c() {
    this.addOutput("clicked", LiteGraph.EVENT);
    this.addProperty("text", "");
    this.addProperty("font", "40px Arial");
    this.addProperty("message", "");
    this.size = [64, 84];
  }
  function e() {
    this.addOutput("", "number");
    this.size = [64, 84];
    this.properties = {min:0, max:1, value:0.5, wcolor:"#7AF", size:50};
  }
  function f() {
    this.size = [160, 26];
    this.addOutput("", "number");
    this.properties = {wcolor:"#7AF", min:0, max:1, value:0.5};
  }
  function g() {
    this.size = [160, 26];
    this.addInput("", "number");
    this.properties = {min:0, max:1, value:0, wcolor:"#AAF"};
  }
  function l() {
    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};
  }
  c.title = "Button";
  c.desc = "Triggers an event";
  c.prototype.onDrawForeground = function(a) {
    !this.flags.collapsed && (a.fillStyle = "black", a.fillRect(1, 1, this.size[0] - 3, this.size[1] - 3), a.fillStyle = "#AAF", a.fillRect(0, 0, this.size[0] - 3, this.size[1] - 3), a.fillStyle = this.clicked ? "white" : this.mouseOver ? "#668" : "#334", a.fillRect(1, 1, this.size[0] - 4, this.size[1] - 4), this.properties.text || 0 === this.properties.text) && (a.textAlign = "center", a.fillStyle = this.clicked ? "black" : "white", this.properties.font && (a.font = this.properties.font), a.fillText(this.properties.text, 
    0.5 * this.size[0], 0.85 * this.size[1]), a.textAlign = "left");
  };
  c.prototype.onMouseDown = function(a, b) {
    if (1 < b[0] && 1 < b[1] && b[0] < this.size[0] - 2 && b[1] < this.size[1] - 2) {
      return this.clicked = !0, this.trigger("clicked", this.properties.message), !0;
    }
  };
  c.prototype.onMouseUp = function(a) {
    this.clicked = !1;
  };
  LiteGraph.registerNodeType("widget/button", c);
  e.title = "Knob";
  e.desc = "Circular controller";
  e.widgets = [{name:"increase", text:"+", type:"minibutton"}, {name:"decrease", text:"-", type:"minibutton"}];
  e.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");
  };
  e.prototype.onDrawImageKnob = function(a) {
    if (this.imgfg && this.imgfg.width) {
      var b = 0.5 * this.imgbg.width, d = this.size[0] / this.imgfg.width;
      a.save();
      a.translate(0, 20);
      a.scale(d, d);
      a.drawImage(this.imgbg, 0, 0);
      a.translate(b, b);
      a.rotate(2 * this.value * Math.PI * 6 / 8 + 10 * Math.PI / 8);
      a.translate(-b, -b);
      a.drawImage(this.imgfg, 0, 0);
      a.restore();
      this.title && (a.font = "bold 16px Criticized,Tahoma", a.fillStyle = "rgba(100,100,100,0.8)", a.textAlign = "center", a.fillText(this.title.toUpperCase(), 0.5 * this.size[0], 18), a.textAlign = "left");
    }
  };
  e.prototype.onDrawVectorKnob = function(a) {
    if (this.imgfg && this.imgfg.width) {
      a.lineWidth = 1;
      a.strokeStyle = this.mouseOver ? "#FFF" : "#AAA";
      a.fillStyle = "#000";
      a.beginPath();
      a.arc(0.5 * this.size[0], 0.5 * this.size[1] + 10, 0.5 * this.properties.size, 0, 2 * Math.PI, !0);
      a.stroke();
      0 < this.value && (a.strokeStyle = this.properties.wcolor, a.lineWidth = 0.2 * this.properties.size, a.beginPath(), a.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), a.stroke(), a.lineWidth = 1);
      a.font = 0.2 * this.properties.size + "px Arial";
      a.fillStyle = "#AAA";
      a.textAlign = "center";
      var b = this.properties.value;
      "number" == typeof b && (b = b.toFixed(2));
      a.fillText(b, 0.5 * this.size[0], 0.65 * this.size[1]);
      a.textAlign = "left";
    }
  };
  e.prototype.onDrawForeground = function(a) {
    this.onDrawImageKnob(a);
  };
  e.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
    this.boxcolor = LiteGraph.colorToString([this.value, this.value, this.value]);
  };
  e.prototype.onMouseDown = function(a) {
    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 > a.canvasY - this.pos[1] || LiteGraph.distance([a.canvasX, a.canvasY], [this.pos[0] + this.center[0], this.pos[1] + this.center[1]]) > this.radius) {
        return !1;
      }
      this.oldmouse = [a.canvasX - this.pos[0], a.canvasY - this.pos[1]];
      this.captureInput(!0);
      return !0;
    }
  };
  e.prototype.onMouseMove = function(a) {
    if (this.oldmouse) {
      a = [a.canvasX - this.pos[0], a.canvasY - this.pos[1]];
      var b = this.value;
      b -= 0.01 * (a[1] - this.oldmouse[1]);
      1.0 < b ? b = 1.0 : 0.0 > b && (b = 0.0);
      this.value = b;
      this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value;
      this.oldmouse = a;
      this.setDirtyCanvas(!0);
    }
  };
  e.prototype.onMouseUp = function(a) {
    this.oldmouse && (this.oldmouse = null, this.captureInput(!1));
  };
  e.prototype.onMouseLeave = function(a) {
  };
  e.prototype.onWidget = function(a, b) {
    if ("increase" == b.name) {
      this.onPropertyChanged("size", this.properties.size + 10);
    } else {
      if ("decrease" == b.name) {
        this.onPropertyChanged("size", this.properties.size - 10);
      }
    }
  };
  e.prototype.onPropertyChanged = function(a, b) {
    if ("wcolor" == a) {
      this.properties[a] = b;
    } else {
      if ("size" == a) {
        b = parseInt(b), this.properties[a] = b, this.size = [b + 4, b + 24], this.setDirtyCanvas(!0, !0);
      } else {
        if ("min" == a || "max" == a || "value" == a) {
          this.properties[a] = parseFloat(b);
        } else {
          return !1;
        }
      }
    }
    return !0;
  };
  LiteGraph.registerNodeType("widget/knob", e);
  f.title = "H.Slider";
  f.desc = "Linear slider controller";
  f.prototype.onInit = function() {
    this.value = 0.5;
    this.imgfg = this.loadImage("imgs/slider_fg.png");
  };
  f.prototype.onDrawVectorial = function(a) {
    this.imgfg && this.imgfg.width && (a.lineWidth = 1, a.strokeStyle = this.mouseOver ? "#FFF" : "#AAA", a.fillStyle = "#000", a.beginPath(), a.rect(2, 0, this.size[0] - 4, 20), a.stroke(), a.fillStyle = this.properties.wcolor, a.beginPath(), a.rect(2 + (this.size[0] - 4 - 20) * this.value, 0, 20, 20), a.fill());
  };
  f.prototype.onDrawImage = function(a) {
    this.imgfg && this.imgfg.width && (a.lineWidth = 1, a.fillStyle = "#000", a.fillRect(2, 9, this.size[0] - 4, 2), a.strokeStyle = "#333", a.beginPath(), a.moveTo(2, 9), a.lineTo(this.size[0] - 4, 9), a.stroke(), a.strokeStyle = "#AAA", a.beginPath(), a.moveTo(2, 11), a.lineTo(this.size[0] - 4, 11), a.stroke(), a.drawImage(this.imgfg, 2 + (this.size[0] - 4) * this.value - 0.5 * this.imgfg.width, 0.5 * -this.imgfg.height + 10));
  };
  f.prototype.onDrawForeground = function(a) {
    this.onDrawImage(a);
  };
  f.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]);
  };
  f.prototype.onMouseDown = function(a) {
    if (0 > a.canvasY - this.pos[1]) {
      return !1;
    }
    this.oldmouse = [a.canvasX - this.pos[0], a.canvasY - this.pos[1]];
    this.captureInput(!0);
    return !0;
  };
  f.prototype.onMouseMove = function(a) {
    if (this.oldmouse) {
      a = [a.canvasX - this.pos[0], a.canvasY - this.pos[1]];
      var b = this.value;
      b += (a[0] - this.oldmouse[0]) / this.size[0];
      1.0 < b ? b = 1.0 : 0.0 > b && (b = 0.0);
      this.value = b;
      this.oldmouse = a;
      this.setDirtyCanvas(!0);
    }
  };
  f.prototype.onMouseUp = function(a) {
    this.oldmouse = null;
    this.captureInput(!1);
  };
  f.prototype.onMouseLeave = function(a) {
  };
  f.prototype.onPropertyChanged = function(a, b) {
    if ("wcolor" == a) {
      this.properties[a] = b;
    } else {
      return !1;
    }
    return !0;
  };
  LiteGraph.registerNodeType("widget/hslider", f);
  g.title = "Progress";
  g.desc = "Shows data in linear progress";
  g.prototype.onExecute = function() {
    var a = this.getInputData(0);
    void 0 != a && (this.properties.value = a);
  };
  g.prototype.onDrawForeground = function(a) {
    a.lineWidth = 1;
    a.fillStyle = this.properties.wcolor;
    var b = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min);
    b = Math.min(1, b);
    b = Math.max(0, b);
    a.fillRect(2, 2, (this.size[0] - 4) * b, this.size[1] - 4);
  };
  LiteGraph.registerNodeType("widget/progress", g);
  l.title = "Text";
  l.desc = "Shows the input value";
  l.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"led_text", text:"LED", type:"minibutton"}, {name:"normal_text", text:"Normal", type:"minibutton"}];
  l.prototype.onDrawForeground = function(a) {
    a.fillStyle = this.properties.color;
    var b = this.properties.value;
    this.properties.glowSize ? (a.shadowColor = this.properties.color, a.shadowOffsetX = 0, a.shadowOffsetY = 0, a.shadowBlur = this.properties.glowSize) : a.shadowColor = "transparent";
    var d = this.properties.fontsize;
    a.textAlign = this.properties.align;
    a.font = d.toString() + "px " + this.properties.font;
    this.str = "number" == typeof b ? b.toFixed(this.properties.decimals) : b;
    if ("string" == typeof this.str) {
      b = this.str.split("\\n");
      for (var c in b) {
        a.fillText(b[c], "left" == this.properties.align ? 15 : this.size[0] - 15, -0.15 * d + d * (parseInt(c) + 1));
      }
    }
    a.shadowColor = "transparent";
    this.last_ctx = a;
    a.textAlign = "left";
  };
  l.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.properties.value = null != a ? a : "";
    this.setDirtyCanvas(!0);
  };
  l.prototype.resize = function() {
    if (this.last_ctx) {
      var a = this.str.split("\\n");
      this.last_ctx.font = this.properties.fontsize + "px " + this.properties.font;
      var b = 0, d;
      for (d in a) {
        var c = this.last_ctx.measureText(a[d]).width;
        b < c && (b = c);
      }
      this.size[0] = b + 20;
      this.size[1] = 4 + a.length * this.properties.fontsize;
      this.setDirtyCanvas(!0);
    }
  };
  l.prototype.onWidget = function(a, b) {
    "resize" == b.name ? this.resize() : "led_text" == b.name ? (this.properties.font = "Digital", this.properties.glowSize = 4, this.setDirtyCanvas(!0)) : "normal_text" == b.name && (this.properties.font = "Arial", this.setDirtyCanvas(!0));
  };
  l.prototype.onPropertyChanged = function(a, b) {
    this.properties[a] = b;
    this.str = "number" == typeof b ? b.toFixed(3) : b;
    return !0;
  };
  LiteGraph.registerNodeType("widget/text", l);
  k.title = "Panel";
  k.desc = "Non interactive panel";
  k.widgets = [{name:"update", text:"Update", type:"button"}];
  k.prototype.createGradient = function(a) {
    "" == this.properties.bgcolorTop || "" == this.properties.bgcolorBottom ? this.lineargradient = 0 : (this.lineargradient = a.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(a) {
    null == this.lineargradient && this.createGradient(a);
    this.lineargradient && (a.lineWidth = 1, a.strokeStyle = this.properties.borderColor, a.fillStyle = this.lineargradient, this.properties.shadowSize ? (a.shadowColor = "#000", a.shadowOffsetX = 0, a.shadowOffsetY = 0, a.shadowBlur = this.properties.shadowSize) : a.shadowColor = "transparent", a.roundRect(0, 0, this.size[0] - 1, this.size[1] - 1, this.properties.shadowSize), a.fill(), a.shadowColor = "transparent", a.stroke());
  };
  k.prototype.onWidget = function(a, b) {
    "update" == b.name && (this.lineargradient = null, this.setDirtyCanvas(!0));
  };
  LiteGraph.registerNodeType("widget/panel", k);
})();
(function() {
  function c() {
    this.addOutput("left_x_axis", "number");
    this.addOutput("left_y_axis", "number");
    this.properties = {};
  }
  c.title = "Gamepad";
  c.desc = "gets the input of the gamepad";
  c.prototype.onExecute = function() {
    var c = this.getGamepad();
    if (this.outputs) {
      for (var f = 0; f < this.outputs.length; f++) {
        var g = this.outputs[f], l = null;
        if (c) {
          switch(g.name) {
            case "left_axis":
              l = [c.xbox.axes.lx, c.xbox.axes.ly];
              break;
            case "right_axis":
              l = [c.xbox.axes.rx, c.xbox.axes.ry];
              break;
            case "left_x_axis":
              l = c.xbox.axes.lx;
              break;
            case "left_y_axis":
              l = c.xbox.axes.ly;
              break;
            case "right_x_axis":
              l = c.xbox.axes.rx;
              break;
            case "right_y_axis":
              l = c.xbox.axes.ry;
              break;
            case "trigger_left":
              l = c.xbox.axes.ltrigger;
              break;
            case "trigger_right":
              l = c.xbox.axes.rtrigger;
              break;
            case "a_button":
              l = c.xbox.buttons.a ? 1 : 0;
              break;
            case "b_button":
              l = c.xbox.buttons.b ? 1 : 0;
              break;
            case "x_button":
              l = c.xbox.buttons.x ? 1 : 0;
              break;
            case "y_button":
              l = c.xbox.buttons.y ? 1 : 0;
              break;
            case "lb_button":
              l = c.xbox.buttons.lb ? 1 : 0;
              break;
            case "rb_button":
              l = c.xbox.buttons.rb ? 1 : 0;
              break;
            case "ls_button":
              l = c.xbox.buttons.ls ? 1 : 0;
              break;
            case "rs_button":
              l = c.xbox.buttons.rs ? 1 : 0;
              break;
            case "start_button":
              l = c.xbox.buttons.start ? 1 : 0;
              break;
            case "back_button":
              l = c.xbox.buttons.back ? 1 : 0;
          }
        } else {
          switch(g.name) {
            case "left_axis":
            case "right_axis":
              l = [0, 0];
              break;
            default:
              l = 0;
          }
        }
        this.setOutputData(f, l);
      }
    }
  };
  c.prototype.getGamepad = function() {
    var c = navigator.getGamepads || navigator.webkitGetGamepads || navigator.mozGetGamepads;
    if (!c) {
      return null;
    }
    var f = c.call(navigator);
    for (c = 0; 4 > c; c++) {
      if (f[c]) {
        f = f[c];
        var g = this.xbox_mapping;
        g || (g = this.xbox_mapping = {axes:[], buttons:{}, hat:""});
        g.axes.lx = f.axes[0];
        g.axes.ly = f.axes[1];
        g.axes.rx = f.axes[2];
        g.axes.ry = f.axes[3];
        g.axes.ltrigger = f.buttons[6].value;
        g.axes.rtrigger = f.buttons[7].value;
        for (c = 0; c < f.buttons.length; c++) {
          switch(c) {
            case 0:
              g.buttons.a = f.buttons[c].pressed;
              break;
            case 1:
              g.buttons.b = f.buttons[c].pressed;
              break;
            case 2:
              g.buttons.x = f.buttons[c].pressed;
              break;
            case 3:
              g.buttons.y = f.buttons[c].pressed;
              break;
            case 4:
              g.buttons.lb = f.buttons[c].pressed;
              break;
            case 5:
              g.buttons.rb = f.buttons[c].pressed;
              break;
            case 6:
              g.buttons.lt = f.buttons[c].pressed;
              break;
            case 7:
              g.buttons.rt = f.buttons[c].pressed;
              break;
            case 8:
              g.buttons.back = f.buttons[c].pressed;
              break;
            case 9:
              g.buttons.start = f.buttons[c].pressed;
              break;
            case 10:
              g.buttons.ls = f.buttons[c].pressed;
              break;
            case 11:
              g.buttons.rs = f.buttons[c].pressed;
              break;
            case 12:
              f.buttons[c].pressed && (g.hat += "up");
              break;
            case 13:
              f.buttons[c].pressed && (g.hat += "down");
              break;
            case 14:
              f.buttons[c].pressed && (g.hat += "left");
              break;
            case 15:
              f.buttons[c].pressed && (g.hat += "right");
              break;
            case 16:
              g.buttons.home = f.buttons[c].pressed;
          }
        }
        f.xbox = g;
        return f;
      }
    }
  };
  c.prototype.onDrawBackground = function(c) {
  };
  c.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"]];
  };
  LiteGraph.registerNodeType("input/gamepad", c);
})();
(function() {
  function c() {
    this.addInput("in", "*");
    this.size = [60, 20];
  }
  function e() {
    this.addInput("in");
    this.addOutput("out");
    this.size = [60, 20];
  }
  function f() {
    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);
  }
  function g() {
    this.addOutput("value", "number");
    this.addProperty("min", 0);
    this.addProperty("max", 1);
    this.size = [60, 20];
  }
  function l() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
    this.addProperty("min", 0);
    this.addProperty("max", 1);
  }
  function k() {
    this.properties = {f:0.5};
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("out", "number");
  }
  function a() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function b() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function d() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function h() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
    this.properties = {A:0, B:1};
  }
  function n() {
    this.addInput("in", "number", {label:""});
    this.addOutput("out", "number", {label:""});
    this.size = [60, 20];
    this.addProperty("factor", 1);
  }
  function v() {
    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 u() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("=", "number");
    this.addProperty("A", 1);
    this.addProperty("B", 1);
    this.addProperty("OP", "+", "string", {values:u.values});
  }
  function r() {
    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 t() {
    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:t.values});
    this.size = [60, 40];
  }
  function p() {
    this.addInput("inc", "number");
    this.addOutput("total", "number");
    this.addProperty("increment", 1);
    this.addProperty("value", 0);
  }
  function q() {
    this.addInput("v", "number");
    this.addOutput("sin", "number");
    this.addProperty("amplitude", 1);
    this.addProperty("offset", 0);
    this.bgImageUrl = "nodes/imgs/icon-sin.png";
  }
  function w() {
    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 z() {
    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 B() {
    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);
  }
  c.title = "Converter";
  c.desc = "type A to type B";
  c.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (null != a && this.outputs) {
      for (var b = 0; b < this.outputs.length; b++) {
        var d = this.outputs[b];
        if (d.links && d.links.length) {
          var c = null;
          switch(d.name) {
            case "number":
              c = a.length ? a[0] : parseFloat(a);
              break;
            case "vec2":
            case "vec3":
            case "vec4":
              c = 1;
              switch(d.name) {
                case "vec2":
                  c = 2;
                  break;
                case "vec3":
                  c = 3;
                  break;
                case "vec4":
                  c = 4;
              }c = new Float32Array(c);
              if (a.length) {
                for (d = 0; d < a.length && d < c.length; d++) {
                  c[d] = a[d];
                }
              } else {
                c[0] = parseFloat(a);
              }
          }
          this.setOutputData(b, c);
        }
      }
    }
  };
  c.prototype.onGetOutputs = function() {
    return [["number", "number"], ["vec2", "vec2"], ["vec3", "vec3"], ["vec4", "vec4"]];
  };
  LiteGraph.registerNodeType("math/converter", c);
  e.title = "Bypass";
  e.desc = "removes the type";
  e.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.setOutputData(0, a);
  };
  LiteGraph.registerNodeType("math/bypass", e);
  f.title = "Range";
  f.desc = "Convert a number from one range to another";
  f.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; a++) {
        var b = this.inputs[a], d = this.getInputData(a);
        void 0 !== d && (this.properties[b.name] = d);
      }
    }
    d = this.properties["in"];
    if (void 0 === d || null === d || d.constructor !== Number) {
      d = 0;
    }
    a = this.properties.in_min;
    b = this.properties.out_min;
    this._last_v = (d - a) / (this.properties.in_max - a) * (this.properties.out_max - b) + b;
    this.setOutputData(0, this._last_v);
  };
  f.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?";
  };
  f.prototype.onGetInputs = function() {
    return [["in_min", "number"], ["in_max", "number"], ["out_min", "number"], ["out_max", "number"]];
  };
  LiteGraph.registerNodeType("math/range", f);
  g.title = "Rand";
  g.desc = "Random number";
  g.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; a++) {
        var b = this.inputs[a], d = this.getInputData(a);
        void 0 !== d && (this.properties[b.name] = d);
      }
    }
    a = this.properties.min;
    this._last_v = Math.random() * (this.properties.max - a) + a;
    this.setOutputData(0, this._last_v);
  };
  g.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?";
  };
  g.prototype.onGetInputs = function() {
    return [["min", "number"], ["max", "number"]];
  };
  LiteGraph.registerNodeType("math/rand", g);
  l.title = "Clamp";
  l.desc = "Clamp number between min and max";
  l.filter = "shader";
  l.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));
  };
  l.prototype.getCode = function(a) {
    a = "";
    this.isInputConnected(0) && (a += "clamp({{0}}," + this.properties.min + "," + this.properties.max + ")");
    return a;
  };
  LiteGraph.registerNodeType("math/clamp", l);
  k.title = "Lerp";
  k.desc = "Linear Interpolation";
  k.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.getInputData(1);
    null == b && (b = 0);
    var d = this.properties.f, c = this.getInputData(2);
    void 0 !== c && (d = c);
    this.setOutputData(0, a * (1 - d) + b * d);
  };
  k.prototype.onGetInputs = function() {
    return [["f", "number"]];
  };
  LiteGraph.registerNodeType("math/lerp", k);
  a.title = "Abs";
  a.desc = "Absolute";
  a.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.abs(a));
  };
  LiteGraph.registerNodeType("math/abs", a);
  b.title = "Floor";
  b.desc = "Floor number to remove fractional part";
  b.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.floor(a));
  };
  LiteGraph.registerNodeType("math/floor", b);
  d.title = "Frac";
  d.desc = "Returns fractional part";
  d.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a % 1);
  };
  LiteGraph.registerNodeType("math/frac", d);
  h.title = "Smoothstep";
  h.desc = "Smoothstep";
  h.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));
    }
  };
  LiteGraph.registerNodeType("math/smoothstep", h);
  n.title = "Scale";
  n.desc = "v * factor";
  n.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a * this.properties.factor);
  };
  LiteGraph.registerNodeType("math/scale", n);
  v.title = "Average";
  v.desc = "Average Filter";
  v.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 d = a = 0; d < b; ++d) {
      a += this._values[d];
    }
    this.setOutputData(0, a / b);
  };
  v.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));
  };
  LiteGraph.registerNodeType("math/average", v);
  u.values = "+-*/%^".split("");
  u.title = "Operation";
  u.desc = "Easy math operators";
  u["@OP"] = {type:"enum", title:"operation", values:u.values};
  u.prototype.setValue = function(a) {
    "string" == typeof a && (a = parseFloat(a));
    this.properties.value = a;
  };
  u.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 d = 0;
    switch(this.properties.OP) {
      case "+":
        d = a + b;
        break;
      case "-":
        d = a - b;
        break;
      case "x":
      case "X":
      case "*":
        d = a * b;
        break;
      case "/":
        d = a / b;
        break;
      case "%":
        d = a % b;
        break;
      case "^":
        d = Math.pow(a, b);
        break;
      default:
        console.warn("Unknown operation: " + this.properties.OP);
    }
    this.setOutputData(0, d);
  };
  u.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || (a.font = "40px Arial", a.fillStyle = "black", a.textAlign = "center", a.fillText(this.properties.OP, 0.5 * this.size[0], 0.5 * this.size[1] + LiteGraph.NODE_TITLE_HEIGHT), a.textAlign = "left");
  };
  LiteGraph.registerNodeType("math/operation", u);
  r.title = "Compare";
  r.desc = "compares between two values";
  r.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 d = 0, c = this.outputs.length; d < c; ++d) {
      var e = this.outputs[d];
      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;
            break;
          case "A<=B":
            value = a <= b;
            break;
          case "A>=B":
            value = a >= b;
        }
        this.setOutputData(d, value);
      }
    }
  };
  r.prototype.onGetOutputs = function() {
    return [["A==B", "boolean"], ["A!=B", "boolean"], ["A>B", "boolean"], ["A<B", "boolean"], ["A>=B", "boolean"], ["A<=B", "boolean"]];
  };
  LiteGraph.registerNodeType("math/compare", r);
  t.values = "> < == != <= >=".split(" ");
  t["@OP"] = {type:"enum", title:"operation", values:t.values};
  t.title = "Condition";
  t.desc = "evaluates condition between A and B";
  t.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 d = !0;
    switch(this.properties.OP) {
      case ">":
        d = a > b;
        break;
      case "<":
        d = a < b;
        break;
      case "==":
        d = a == b;
        break;
      case "!=":
        d = a != b;
        break;
      case "<=":
        d = a <= b;
        break;
      case ">=":
        d = a >= b;
    }
    this.setOutputData(0, d);
  };
  LiteGraph.registerNodeType("math/condition", t);
  p.title = "Accumulate";
  p.desc = "Increments a value every time";
  p.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);
  };
  LiteGraph.registerNodeType("math/accumulate", p);
  q.title = "Trigonometry";
  q.desc = "Sin Cos Tan";
  q.filter = "shader";
  q.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.properties.amplitude, d = this.findInputSlot("amplitude");
    -1 != d && (b = this.getInputData(d));
    var c = this.properties.offset;
    d = this.findInputSlot("offset");
    -1 != d && (c = this.getInputData(d));
    d = 0;
    for (var e = this.outputs.length; d < e; ++d) {
      switch(this.outputs[d].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(d, b * value + c);
    }
  };
  q.prototype.onGetInputs = function() {
    return [["v", "number"], ["amplitude", "number"], ["offset", "number"]];
  };
  q.prototype.onGetOutputs = function() {
    return [["sin", "number"], ["cos", "number"], ["tan", "number"], ["asin", "number"], ["acos", "number"], ["atan", "number"]];
  };
  LiteGraph.registerNodeType("math/trigonometry", q);
  if (window.math) {
    var x = function() {
      this.addInputs("x", "number");
      this.addInputs("y", "number");
      this.addOutputs("", "number");
      this.properties = {x:1.0, y:1.0, formula:"x+y"};
    };
    x.title = "Formula";
    x.desc = "Compute safe formula";
    x.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);
    };
    x.prototype.onDrawBackground = function() {
      this.outputs[0].label = this.properties.formula;
    };
    x.prototype.onGetOutputs = function() {
      return [["A-B", "number"], ["A*B", "number"], ["A/B", "number"]];
    };
    LiteGraph.registerNodeType("math/formula", x);
  }
  w.title = "Vec2->XY";
  w.desc = "vector 2 to components";
  w.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]));
  };
  LiteGraph.registerNodeType("math3d/vec2-to-xyz", w);
  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 d = this._data;
    d[0] = a;
    d[1] = b;
    this.setOutputData(0, d);
  };
  LiteGraph.registerNodeType("math3d/xy-to-vec2", y);
  z.title = "Vec3->XYZ";
  z.desc = "vector 3 to components";
  z.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]));
  };
  LiteGraph.registerNodeType("math3d/vec3-to-xyz", z);
  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 d = this.getInputData(2);
    null == d && (d = this.properties.z);
    var c = this._data;
    c[0] = a;
    c[1] = b;
    c[2] = d;
    this.setOutputData(0, c);
  };
  LiteGraph.registerNodeType("math3d/xyz-to-vec3", A);
  B.title = "Vec4->XYZW";
  B.desc = "vector 4 to components";
  B.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]));
  };
  LiteGraph.registerNodeType("math3d/vec4-to-xyzw", B);
  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 d = this.getInputData(2);
    null == d && (d = this.properties.z);
    var c = this.getInputData(3);
    null == c && (c = this.properties.w);
    var e = this._data;
    e[0] = a;
    e[1] = b;
    e[2] = d;
    e[3] = c;
    this.setOutputData(0, e);
  };
  LiteGraph.registerNodeType("math3d/xyzw-to-vec4", C);
  if (window.glMatrix) {
    x = function() {
      this.addInputs([["A", "quat"], ["B", "quat"], ["factor", "number"]]);
      this.addOutput("slerp", "quat");
      this.addProperty("factor", 0.5);
      this._value = quat.create();
    };
    var D = function() {
      this.addInputs([["A", "quat"], ["B", "quat"]]);
      this.addOutput("A*B", "quat");
      this._value = quat.create();
    }, E = 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();
    }, G = function() {
      this.addOutput("quat", "quat");
      this.properties = {x:0, y:0, z:0, w:1};
      this._value = quat.create();
    };
    G.title = "Quaternion";
    G.desc = "quaternion";
    G.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);
    };
    LiteGraph.registerNodeType("math3d/quaternion", G);
    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);
    };
    LiteGraph.registerNodeType("math3d/rotation", F);
    E.title = "Rot. Vec3";
    E.desc = "rotate a point";
    E.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));
    };
    LiteGraph.registerNodeType("math3d/rotate_vec3", E);
    D.title = "Mult. Quat";
    D.desc = "rotate quaternion";
    D.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));
      }
    };
    LiteGraph.registerNodeType("math3d/mult-quat", D);
    x.title = "Quat Slerp";
    x.desc = "quaternion spherical interpolation";
    x.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (null != a) {
        var b = this.getInputData(1);
        if (null != b) {
          var d = this.properties.factor;
          null != this.getInputData(2) && (d = this.getInputData(2));
          a = quat.slerp(this._value, a, b, d);
          this.setOutputData(0, a);
        }
      }
    };
    LiteGraph.registerNodeType("math3d/quat-slerp", x);
  }
})();
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 c = this.getInputData(0);
  if (void 0 !== c) {
    for (var e = 1; e < this.inputs.length; e++) {
      var f = this.inputs[e], g = this.getInputData(e);
      void 0 !== g && (this.properties[f.name] = g);
    }
    e = this.properties.A;
    f = this.properties.B;
    this.setOutputData(0, c ? e : f);
  }
};
Selector.prototype.onGetInputs = function() {
  return [["A", 0], ["B", 0]];
};
LiteGraph.registerNodeType("logic/selector", Selector);
(function() {
  function c() {
    this.inputs = [];
    this.addOutput("frame", "image");
    this.properties = {url:""};
  }
  function e() {
    this.addInput("f", "number");
    this.addOutput("Color", "color");
    this.properties = {colorA:"#444444", colorB:"#44AAFF", colorC:"#44FFAA", colorD:"#FFFFFF"};
  }
  function f() {
    this.addInput("", "image");
    this.size = [200, 200];
  }
  function g() {
    this.addInputs([["img1", "image"], ["img2", "image"], ["fade", "number"]]);
    this.addInput("", "image");
    this.properties = {fade:0.5, width:512, height:512};
  }
  function l() {
    this.addInput("", "image");
    this.addOutput("", "image");
    this.properties = {width:256, height:256, x:0, y:0, scale:1.0};
    this.size = [50, 20];
  }
  function k() {
    this.addInput("t", "number");
    this.addOutputs([["frame", "image"], ["t", "number"], ["d", "number"]]);
    this.properties = {url:""};
  }
  function a() {
    this.addOutput("Webcam", "image");
    this.properties = {};
  }
  c.title = "Image";
  c.desc = "Image loader";
  c.widgets = [{name:"load", text:"Load", type:"button"}];
  c.supported_extensions = ["jpg", "jpeg", "png", "gif"];
  c.prototype.onAdded = function() {
    "" != this.properties.url && null == this.img && this.loadImage(this.properties.url);
  };
  c.prototype.onDrawBackground = function(a) {
    this.img && 5 < this.size[0] && 5 < this.size[1] && a.drawImage(this.img, 0, 0, this.size[0], this.size[1]);
  };
  c.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);
  };
  c.prototype.onPropertyChanged = function(a, d) {
    this.properties[a] = d;
    "url" == a && "" != d && this.loadImage(d);
    return !0;
  };
  c.prototype.loadImage = function(a, d) {
    if ("" == a) {
      this.img = null;
    } else {
      this.img = document.createElement("img");
      "http://" == a.substr(0, 7) && LiteGraph.proxy && (a = LiteGraph.proxy + a.substr(7));
      this.img.src = a;
      this.boxcolor = "#F95";
      var b = this;
      this.img.onload = function() {
        d && d(this);
        b.trace("Image loaded, size: " + b.img.width + "x" + b.img.height);
        this.dirty = !0;
        b.boxcolor = "#9F9";
        b.setDirtyCanvas(!0);
      };
    }
  };
  c.prototype.onWidget = function(a, d) {
    "load" == d.name && this.loadImage(this.properties.url);
  };
  c.prototype.onDropFile = function(a) {
    var b = this;
    this._url && URL.revokeObjectURL(this._url);
    this._url = URL.createObjectURL(a);
    this.properties.url = this._url;
    this.loadImage(this._url, function(a) {
      b.size[1] = a.height / a.width * b.size[0];
    });
  };
  LiteGraph.registerNodeType("graphics/image", c);
  e.title = "Palette";
  e.desc = "Generates a color";
  e.prototype.onExecute = function() {
    var a = [];
    null != this.properties.colorA && a.push(hex2num(this.properties.colorA));
    null != this.properties.colorB && a.push(hex2num(this.properties.colorB));
    null != this.properties.colorC && a.push(hex2num(this.properties.colorC));
    null != this.properties.colorD && a.push(hex2num(this.properties.colorD));
    var d = this.getInputData(0);
    null == d && (d = 0.5);
    1.0 < d ? d = 1.0 : 0.0 > d && (d = 0.0);
    if (0 != a.length) {
      var c = [0, 0, 0];
      if (0 == d) {
        c = a[0];
      } else {
        if (1 == d) {
          c = a[a.length - 1];
        } else {
          var e = (a.length - 1) * d;
          d = a[Math.floor(e)];
          a = a[Math.floor(e) + 1];
          e -= Math.floor(e);
          c[0] = d[0] * (1 - e) + a[0] * e;
          c[1] = d[1] * (1 - e) + a[1] * e;
          c[2] = d[2] * (1 - e) + a[2] * e;
        }
      }
      for (var f in c) {
        c[f] /= 255;
      }
      this.boxcolor = colorToString(c);
      this.setOutputData(0, c);
    }
  };
  LiteGraph.registerNodeType("color/palette", e);
  f.title = "Frame";
  f.desc = "Frame viewerew";
  f.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"view", text:"View Image", type:"button"}];
  f.prototype.onDrawBackground = function(a) {
    this.frame && a.drawImage(this.frame, 0, 0, this.size[0], this.size[1]);
  };
  f.prototype.onExecute = function() {
    this.frame = this.getInputData(0);
    this.setDirtyCanvas(!0);
  };
  f.prototype.onWidget = function(a, d) {
    "resize" == d.name && this.frame ? (a = this.frame.width, d = this.frame.height, a || null == this.frame.videoWidth || (a = this.frame.videoWidth, d = this.frame.videoHeight), a && d && (this.size = [a, d]), this.setDirtyCanvas(!0, !0)) : "view" == d.name && this.show();
  };
  f.prototype.show = function() {
    showElement && this.frame && showElement(this.frame);
  };
  LiteGraph.registerNodeType("graphics/frame", f);
  g.title = "Image fade";
  g.desc = "Fades between images";
  g.widgets = [{name:"resizeA", text:"Resize to A", type:"button"}, {name:"resizeB", text:"Resize to B", type:"button"}];
  g.prototype.onAdded = function() {
    this.createCanvas();
    var a = this.canvas.getContext("2d");
    a.fillStyle = "#000";
    a.fillRect(0, 0, this.properties.width, this.properties.height);
  };
  g.prototype.createCanvas = function() {
    this.canvas = document.createElement("canvas");
    this.canvas.width = this.properties.width;
    this.canvas.height = this.properties.height;
  };
  g.prototype.onExecute = function() {
    var a = this.canvas.getContext("2d");
    this.canvas.width = this.canvas.width;
    var d = this.getInputData(0);
    null != d && a.drawImage(d, 0, 0, this.canvas.width, this.canvas.height);
    d = this.getInputData(2);
    null == d ? d = this.properties.fade : this.properties.fade = d;
    a.globalAlpha = d;
    d = this.getInputData(1);
    null != d && a.drawImage(d, 0, 0, this.canvas.width, this.canvas.height);
    a.globalAlpha = 1.0;
    this.setOutputData(0, this.canvas);
    this.setDirtyCanvas(!0);
  };
  LiteGraph.registerNodeType("graphics/imagefade", g);
  l.title = "Crop";
  l.desc = "Crop Image";
  l.prototype.onAdded = function() {
    this.createCanvas();
  };
  l.prototype.createCanvas = function() {
    this.canvas = document.createElement("canvas");
    this.canvas.width = this.properties.width;
    this.canvas.height = this.properties.height;
  };
  l.prototype.onExecute = function() {
    var a = this.getInputData(0);
    a && (a.width ? (this.canvas.getContext("2d").drawImage(a, -this.properties.x, -this.properties.y, a.width * this.properties.scale, a.height * this.properties.scale), this.setOutputData(0, this.canvas)) : this.setOutputData(0, null));
  };
  l.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || this.canvas && a.drawImage(this.canvas, 0, 0, this.canvas.width, this.canvas.height, 0, 0, this.size[0], this.size[1]);
  };
  l.prototype.onPropertyChanged = function(a, d) {
    this.properties[a] = d;
    "scale" == a ? (this.properties[a] = parseFloat(d), 0 == this.properties[a] && (this.trace("Error in scale"), this.properties[a] = 1.0)) : this.properties[a] = parseInt(d);
    this.createCanvas();
    return !0;
  };
  LiteGraph.registerNodeType("graphics/cropImage", l);
  k.title = "Video";
  k.desc = "Video playback";
  k.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"}];
  k.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 a = this.getInputData(0);
      a && 0 <= a && 1.0 >= a && (this._video.currentTime = a * 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);
    }
  };
  k.prototype.onStart = function() {
    this.play();
  };
  k.prototype.onStop = function() {
    this.stop();
  };
  k.prototype.loadVideo = function(a) {
    this._video_url = a;
    this._video = document.createElement("video");
    this._video.src = a;
    this._video.type = "type=video/mp4";
    this._video.muted = !0;
    this._video.autoplay = !0;
    var b = this;
    this._video.addEventListener("loadedmetadata", function(a) {
      b.trace("Duration: " + this.duration + " seconds");
      b.trace("Size: " + this.videoWidth + "," + this.videoHeight);
      b.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);
      b.trace("Error loading video: " + this.src);
      if (this.error) {
        switch(this.error.code) {
          case this.error.MEDIA_ERR_ABORTED:
            b.trace("You stopped the video.");
            break;
          case this.error.MEDIA_ERR_NETWORK:
            b.trace("Network error - please try again later.");
            break;
          case this.error.MEDIA_ERR_DECODE:
            b.trace("Video is broken..");
            break;
          case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:
            b.trace("Sorry, your browser can't play this video.");
        }
      }
    });
    this._video.addEventListener("ended", function(a) {
      b.trace("Ended.");
      this.play();
    });
  };
  k.prototype.onPropertyChanged = function(a, d) {
    this.properties[a] = d;
    "url" == a && "" != d && this.loadVideo(d);
    return !0;
  };
  k.prototype.play = function() {
    this._video && this._video.play();
  };
  k.prototype.playPause = function() {
    this._video && (this._video.paused ? this.play() : this.pause());
  };
  k.prototype.stop = function() {
    this._video && (this._video.pause(), this._video.currentTime = 0);
  };
  k.prototype.pause = function() {
    this._video && (this.trace("Video paused"), this._video.pause());
  };
  k.prototype.onWidget = function(a, d) {
  };
  LiteGraph.registerNodeType("graphics/video", k);
  a.title = "Webcam";
  a.desc = "Webcam image";
  a.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(b) {
        console.log("Webcam rejected", b);
        a._webcam_stream = !1;
        a.box_color = "red";
      });
      var a = this;
    }
  };
  a.prototype.onRemoved = function() {
    this._webcam_stream && (this._webcam_stream.stop(), this._video = this._webcam_stream = null);
  };
  a.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);
    });
  };
  a.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));
  };
  a.prototype.getExtraMenuOptions = function(a) {
    var b = this;
    return [{content:b.properties.show ? "Hide Frame" : "Show Frame", callback:function() {
      b.properties.show = !b.properties.show;
    }}];
  };
  a.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._video || (a.save(), a.drawImage(this._video, 0, 0, this.size[0], this.size[1]), a.restore());
  };
  LiteGraph.registerNodeType("graphics/webcam", a);
})();
var LGraphTexture;
if ("undefined" != typeof LiteGraph) {
  var LGraphCubemap = function() {
    this.addOutput("Cubemap", "Cubemap");
    this.properties = {name:""};
    this.size = [LGraphTexture.image_preview_size, LGraphTexture.image_preview_size];
  }, LGraphTextureMatte = 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:LGraphTexture.DEFAULT};
    LGraphTextureMatte._shader || (LGraphTextureMatte._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureMatte.pixel_shader));
  }, LGraphTextureWebcam = function() {
    this.addOutput("Webcam", "Texture");
    this.properties = {texture_name:""};
  }, LGraphTextureKuwaharaFilter = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("Filtered", "Texture");
    this.properties = {intensity:1, radius:5};
  }, LGraphTextureBlur = 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]};
  }, LGraphTextureDepthRange = function() {
    this.addInput("Texture", "Texture");
    this.addInput("Distance", "number");
    this.addInput("Range", "number");
    this.addOutput("Texture", "Texture");
    this.properties = {distance:100, range:50, high_precision:!1};
  }, LGraphTextureEdges = function() {
    this.addInput("Tex.", "Texture");
    this.addOutput("Edges", "Texture");
    this.properties = {invert:!0, factor:1, precision:LGraphTexture.DEFAULT};
    LGraphTextureEdges._shader || (LGraphTextureEdges._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureEdges.pixel_shader));
  }, LGraphTextureMix = function() {
    this.addInput("A", "Texture");
    this.addInput("B", "Texture");
    this.addInput("Mixer", "Texture");
    this.addOutput("Texture", "Texture");
    this.properties = {precision:LGraphTexture.DEFAULT};
    LGraphTextureMix._shader || (LGraphTextureMix._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureMix.pixel_shader));
  }, LGraphTextureGradient = 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};
    LGraphTextureGradient._shader || (LGraphTextureGradient._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureGradient.pixel_shader));
    this._uniforms = {u_angle:0, u_colorA:vec3.create(), u_colorB:vec3.create()};
  }, LGraphChannelsTexture = function() {
    this.addInput("R", "Texture");
    this.addInput("G", "Texture");
    this.addInput("B", "Texture");
    this.addInput("A", "Texture");
    this.addOutput("Texture", "Texture");
    this.properties = {};
    LGraphChannelsTexture._shader || (LGraphChannelsTexture._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphChannelsTexture.pixel_shader));
  }, LGraphTextureChannels = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("R", "Texture");
    this.addOutput("G", "Texture");
    this.addOutput("B", "Texture");
    this.addOutput("A", "Texture");
    this.properties = {};
    LGraphTextureChannels._shader || (LGraphTextureChannels._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureChannels.pixel_shader));
  }, LGraphTextureLUT = function() {
    this.addInput("Texture", "Texture");
    this.addInput("LUT", "Texture");
    this.addInput("Intensity", "number");
    this.addOutput("", "Texture");
    this.properties = {intensity:1, precision:LGraphTexture.DEFAULT, texture:null};
    LGraphTextureLUT._shader || (LGraphTextureLUT._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureLUT.pixel_shader));
  }, LGraphImageToTexture = function() {
    this.addInput("Image", "image");
    this.addOutput("", "Texture");
    this.properties = {};
  }, LGraphTextureAverage = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {mipmap_offset:0, low_precision:!1};
    this._uniforms = {u_texture:0, u_mipmap_offset:this.properties.mipmap_offset};
  }, LGraphTextureDownsample = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {iterations:1, generate_mipmaps:!1, precision:LGraphTexture.DEFAULT};
  }, LGraphTextureCopy = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {size:0, generate_mipmaps:!1, precision:LGraphTexture.DEFAULT};
  }, LGraphTextureToViewport = function() {
    this.addInput("Texture", "Texture");
    this.properties = {additive:!1, antialiasing:!1, filter:!0, disable_alpha:!1, gamma:1.0};
    this.size[0] = 130;
  }, LGraphTextureWarp = function() {
    this.addInput("in", "Texture");
    this.addInput("warp", "Texture");
    this.addInput("factor", "number");
    this.addOutput("out", "Texture");
    this.properties = {factor:0.01, precision:LGraphTexture.DEFAULT};
  }, LGraphTextureScaleOffset = 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:LGraphTexture.DEFAULT};
  }, LGraphTextureShader = function() {
    this.addOutput("Texture", "Texture");
    this.properties = {code:"", width:512, height:512};
    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";
  }, LGraphTextureOperation = function() {
    this.addInput("Texture", "Texture");
    this.addInput("TextureB", "Texture");
    this.addInput("value", "number");
    this.addOutput("Texture", "Texture");
    this.help = "<p>pixelcode must be vec3</p>\r\n\t\t\t<p>uvcode must be vec2, is optional</p>\r\n\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";
    this.properties = {value:1, uvcode:"", pixelcode:"color + colorB * value", precision:LGraphTexture.DEFAULT};
  }, LGraphTextureSave = function() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {name:""};
  }, LGraphTexturePreview = function() {
    this.addInput("Texture", "Texture");
    this.properties = {flipY:!1};
    this.size = [LGraphTexture.image_preview_size, LGraphTexture.image_preview_size];
  };
  LGraphTexture = function() {
    this.addOutput("Texture", "Texture");
    this.properties = {name:"", filter:!0};
    this.size = [LGraphTexture.image_preview_size, LGraphTexture.image_preview_size];
  };
  LGraphTexture.title = "Texture";
  LGraphTexture.desc = "Texture";
  LGraphTexture.widgets_info = {name:{widget:"texture"}, filter:{widget:"checkbox"}};
  LGraphTexture.loadTextureCallback = null;
  LGraphTexture.image_preview_size = 256;
  LGraphTexture.PASS_THROUGH = 1;
  LGraphTexture.COPY = 2;
  LGraphTexture.LOW = 3;
  LGraphTexture.HIGH = 4;
  LGraphTexture.REUSE = 5;
  LGraphTexture.DEFAULT = 2;
  LGraphTexture.MODE_VALUES = {"pass through":LGraphTexture.PASS_THROUGH, copy:LGraphTexture.COPY, low:LGraphTexture.LOW, high:LGraphTexture.HIGH, reuse:LGraphTexture.REUSE, "default":LGraphTexture.DEFAULT};
  LGraphTexture.getTexturesContainer = function() {
    return gl.textures;
  };
  LGraphTexture.loadTexture = function(c, e) {
    e = e || {};
    var f = c;
    "http://" == f.substr(0, 7) && LiteGraph.proxy && (f = LiteGraph.proxy + f.substr(7));
    return LGraphTexture.getTexturesContainer()[c] = GL.Texture.fromURL(f, e);
  };
  LGraphTexture.getTexture = function(c) {
    var e = this.getTexturesContainer();
    if (!e) {
      throw "Cannot load texture, container of textures not found";
    }
    e = e[c];
    return !e && c && ":" != c[0] ? this.loadTexture(c) : e;
  };
  LGraphTexture.getTargetTexture = function(c, e, f) {
    if (!c) {
      throw "LGraphTexture.getTargetTexture expects a reference texture";
    }
    switch(f) {
      case LGraphTexture.LOW:
        f = gl.UNSIGNED_BYTE;
        break;
      case LGraphTexture.HIGH:
        f = gl.HIGH_PRECISION_FORMAT;
        break;
      case LGraphTexture.REUSE:
        return c;
      default:
        f = c ? c.type : gl.UNSIGNED_BYTE;
    }
    e && e.width == c.width && e.height == c.height && e.type == f || (e = new GL.Texture(c.width, c.height, {type:f, format:gl.RGBA, filter:gl.LINEAR}));
    return e;
  };
  LGraphTexture.getNoiseTexture = function() {
    if (this._noise_texture) {
      return this._noise_texture;
    }
    for (var c = new Uint8Array(1048576), e = 0; 1048576 > e; ++e) {
      c[e] = 255 * Math.random();
    }
    return this._noise_texture = c = GL.Texture.fromMemory(512, 512, c, {format:gl.RGBA, wrap:gl.REPEAT, filter:gl.NEAREST});
  };
  LGraphTexture.prototype.onDropFile = function(c, e, f) {
    c ? ("string" == typeof c ? c = GL.Texture.fromURL(c) : -1 != e.toLowerCase().indexOf(".dds") ? c = GL.Texture.fromDDSInMemory(c) : (c = new Blob([f]), c = URL.createObjectURL(c), c = GL.Texture.fromURL(c)), this._drop_texture = c, this.properties.name = e) : (this._drop_texture = null, this.properties.name = "");
  };
  LGraphTexture.prototype.getExtraMenuOptions = function(c) {
    var e = this;
    if (this._drop_texture) {
      return [{content:"Clear", callback:function() {
        e._drop_texture = null;
        e.properties.name = "";
      }}];
    }
  };
  LGraphTexture.prototype.onExecute = function() {
    var c = null;
    this.isOutputConnected(1) && (c = this.getInputData(0));
    !c && this._drop_texture && (c = this._drop_texture);
    !c && this.properties.name && (c = LGraphTexture.getTexture(this.properties.name));
    if (c) {
      this._last_tex = c;
      !1 === this.properties.filter ? c.setParameter(gl.TEXTURE_MAG_FILTER, gl.NEAREST) : c.setParameter(gl.TEXTURE_MAG_FILTER, gl.LINEAR);
      this.setOutputData(0, c);
      for (var e = 1; e < this.outputs.length; e++) {
        var f = this.outputs[e];
        if (f) {
          var g = null;
          "width" == f.name ? g = c.width : "height" == f.name ? g = c.height : "aspect" == f.name && (g = c.width / c.height);
          this.setOutputData(e, g);
        }
      }
    }
  };
  LGraphTexture.prototype.onResourceRenamed = function(c, e) {
    this.properties.name == c && (this.properties.name = e);
  };
  LGraphTexture.prototype.onDrawBackground = function(c) {
    if (!(this.flags.collapsed || 20 >= this.size[1])) {
      if (this._drop_texture && c.webgl) {
        c.drawImage(this._drop_texture, 0, 0, this.size[0], this.size[1]);
      } else {
        if (this._last_preview_tex != this._last_tex) {
          if (c.webgl) {
            this._canvas = this._last_tex;
          } else {
            var e = LGraphTexture.generateLowResTexturePreview(this._last_tex);
            if (!e) {
              return;
            }
            this._last_preview_tex = this._last_tex;
            this._canvas = cloneCanvas(e);
          }
        }
        this._canvas && (c.save(), c.webgl || (c.translate(0, this.size[1]), c.scale(1, -1)), c.drawImage(this._canvas, 0, 0, this.size[0], this.size[1]), c.restore());
      }
    }
  };
  LGraphTexture.generateLowResTexturePreview = function(c) {
    if (!c) {
      return null;
    }
    var e = LGraphTexture.image_preview_size, f = c;
    if (c.format == gl.DEPTH_COMPONENT) {
      return null;
    }
    if (c.width > e || c.height > e) {
      f = this._preview_temp_tex, this._preview_temp_tex || (this._preview_temp_tex = f = new GL.Texture(e, e, {minFilter:gl.NEAREST})), c.copyTo(f);
    }
    c = this._preview_canvas;
    c || (this._preview_canvas = c = createCanvas(e, e));
    f && f.toCanvas(c);
    return c;
  };
  LGraphTexture.prototype.getResources = function(c) {
    c[this.properties.name] = GL.Texture;
    return c;
  };
  LGraphTexture.prototype.onGetInputs = function() {
    return [["in", "Texture"]];
  };
  LGraphTexture.prototype.onGetOutputs = function() {
    return [["width", "number"], ["height", "number"], ["aspect", "number"]];
  };
  LiteGraph.registerNodeType("texture/texture", LGraphTexture);
  LGraphTexturePreview.title = "Preview";
  LGraphTexturePreview.desc = "Show a texture in the graph canvas";
  LGraphTexturePreview.allow_preview = !1;
  LGraphTexturePreview.prototype.onDrawBackground = function(c) {
    if (!this.flags.collapsed && (c.webgl || LGraphTexturePreview.allow_preview)) {
      var e = this.getInputData(0);
      e && (e = !e.handle && c.webgl ? e : LGraphTexture.generateLowResTexturePreview(e), c.save(), this.properties.flipY && (c.translate(0, this.size[1]), c.scale(1, -1)), c.drawImage(e, 0, 0, this.size[0], this.size[1]), c.restore());
    }
  };
  LiteGraph.registerNodeType("texture/preview", LGraphTexturePreview);
  LGraphTextureSave.title = "Save";
  LGraphTextureSave.desc = "Save a texture in the repository";
  LGraphTextureSave.prototype.onExecute = function() {
    var c = this.getInputData(0);
    c && (this.properties.name && (LGraphTexture.storeTexture ? LGraphTexture.storeTexture(this.properties.name, c) : LGraphTexture.getTexturesContainer()[this.properties.name] = c), this.setOutputData(0, c));
  };
  LiteGraph.registerNodeType("texture/save", LGraphTextureSave);
  LGraphTextureOperation.widgets_info = {uvcode:{widget:"textarea", height:100}, pixelcode:{widget:"textarea", height:100}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureOperation.title = "Operation";
  LGraphTextureOperation.desc = "Texture shader operation";
  LGraphTextureOperation.prototype.getExtraMenuOptions = function(c) {
    var e = this;
    return [{content:e.properties.show ? "Hide Texture" : "Show Texture", callback:function() {
      e.properties.show = !e.properties.show;
    }}];
  };
  LGraphTextureOperation.prototype.onDrawBackground = function(c) {
    this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._tex || this._tex.gl != c || (c.save(), c.drawImage(this._tex, 0, 0, this.size[0], this.size[1]), c.restore());
  };
  LGraphTextureOperation.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        var e = this.getInputData(1);
        if (this.properties.uvcode || this.properties.pixelcode) {
          var f = 512, g = 512;
          c ? (f = c.width, g = c.height) : e && (f = e.width, g = e.height);
          this._tex = c || this._tex ? LGraphTexture.getTargetTexture(c || this._tex, this._tex, this.properties.precision) : new GL.Texture(f, g, {type:this.precision === LGraphTexture.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT, format:gl.RGBA, filter:gl.LINEAR});
          var l = "";
          this.properties.uvcode && (l = "uv = " + this.properties.uvcode, -1 != this.properties.uvcode.indexOf(";") && (l = this.properties.uvcode));
          var k = "";
          this.properties.pixelcode && (k = "result = " + this.properties.pixelcode, -1 != this.properties.pixelcode.indexOf(";") && (k = this.properties.pixelcode));
          var a = this._shader;
          if (!a || this._shader_code != l + "|" + k) {
            try {
              this._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureOperation.pixel_shader, {UV_CODE:l, PIXEL_CODE:k}), this.boxcolor = "#00FF00";
            } catch (h) {
              console.log("Error compiling shader: ", h);
              this.boxcolor = "#FF0000";
              return;
            }
            this.boxcolor = "#FF0000";
            this._shader_code = l + "|" + k;
            a = this._shader;
          }
          if (a) {
            this.boxcolor = "green";
            var b = this.getInputData(2);
            null != b ? this.properties.value = b : b = parseFloat(this.properties.value);
            var d = this.graph.getTime();
            this._tex.drawTo(function() {
              gl.disable(gl.DEPTH_TEST);
              gl.disable(gl.CULL_FACE);
              gl.disable(gl.BLEND);
              c && c.bind(0);
              e && e.bind(1);
              var h = Mesh.getScreenQuad();
              a.uniforms({u_texture:0, u_textureB:1, value:b, texSize:[f, g], time:d}).draw(h);
            });
            this.setOutputData(0, this._tex);
          } else {
            this.boxcolor = "red";
          }
        }
      }
    }
  };
  LGraphTextureOperation.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";
  LiteGraph.registerNodeType("texture/operation", LGraphTextureOperation);
  LGraphTextureShader.title = "Shader";
  LGraphTextureShader.desc = "Texture shader";
  LGraphTextureShader.widgets_info = {code:{type:"code"}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureShader.prototype.onPropertyChanged = function(c, e) {
    if ("code" == c && (c = this.getShader())) {
      e = c.uniformInfo;
      if (this.inputs) {
        for (var f = {}, g = 0; g < this.inputs.length; ++g) {
          var l = this.getInputInfo(g);
          l && (e[l.name] && !f[l.name] ? f[l.name] = !0 : (this.removeInput(g), g--));
        }
      }
      for (g in e) {
        if (l = c.uniformInfo[g], null !== l.loc && "time" != g) {
          if (this._shader.samplers[g]) {
            e = "texture";
          } else {
            switch(l.size) {
              case 1:
                e = "number";
                break;
              case 2:
                e = "vec2";
                break;
              case 3:
                e = "vec3";
                break;
              case 4:
                e = "vec4";
                break;
              case 9:
                e = "mat3";
                break;
              case 16:
                e = "mat4";
                break;
              default:
                continue;
            }
          }
          f = this.findInputSlot(g);
          if (-1 != f && (l = this.getInputInfo(f))) {
            if (l.type == e) {
              continue;
            }
            this.removeInput(f, e);
          }
          this.addInput(g, e);
        }
      }
    }
  };
  LGraphTextureShader.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, LGraphTextureShader.pixel_shader + this.properties.code), this.boxcolor = "green";
    return this._shader;
  };
  LGraphTextureShader.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getShader();
      if (c) {
        for (var e = 0; e < this.inputs.length; ++e) {
          var f = this.getInputInfo(e), g = this.getInputData(e);
          null != g && (g.constructor === GL.Texture && (g.bind(slot), g = slot, slot++), c.setUniform(f.name, g));
        }
        this._tex && this._tex.width == this.properties.width && this._tex.height == this.properties.height || (this._tex = new GL.Texture(this.properties.width, this.properties.height, {format:gl.RGBA, filter:gl.LINEAR}));
        var l = this._tex, k = this.graph.getTime();
        l.drawTo(function() {
          c.uniforms({texSize:[l.width, l.height], time:k}).draw(Mesh.getScreenQuad());
        });
        this.setOutputData(0, this._tex);
      }
    }
  };
  LGraphTextureShader.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\t\t";
  LiteGraph.registerNodeType("texture/shader", LGraphTextureShader);
  LGraphTextureScaleOffset.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureScaleOffset.title = "Scale/Offset";
  LGraphTextureScaleOffset.desc = "Applies an scaling and offseting";
  LGraphTextureScaleOffset.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.isOutputConnected(0) && c) {
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        var e = c.width, f = c.height, g = this.precision === LGraphTexture.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT;
        this.precision === LGraphTexture.DEFAULT && (g = c.type);
        this._tex && this._tex.width == e && this._tex.height == f && this._tex.type == g || (this._tex = new GL.Texture(e, f, {type:g, format:gl.RGBA, filter:gl.LINEAR}));
        var l = this._shader;
        l || (l = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureScaleOffset.pixel_shader));
        var k = this.getInputData(1);
        k ? (this.properties.scale[0] = k[0], this.properties.scale[1] = k[1]) : k = this.properties.scale;
        var a = this.getInputData(2);
        a ? (this.properties.offset[0] = a[0], this.properties.offset[1] = a[1]) : a = this.properties.offset;
        this._tex.drawTo(function() {
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.CULL_FACE);
          gl.disable(gl.BLEND);
          c.bind(0);
          var b = Mesh.getScreenQuad();
          l.uniforms({u_texture:0, u_scale:k, u_offset:a}).draw(b);
        });
        this.setOutputData(0, this._tex);
      }
    }
  };
  LGraphTextureScaleOffset.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";
  LiteGraph.registerNodeType("texture/scaleOffset", LGraphTextureScaleOffset);
  LGraphTextureWarp.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureWarp.title = "Warp";
  LGraphTextureWarp.desc = "Texture warp operation";
  LGraphTextureWarp.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        var e = this.getInputData(1), f = 512, g = 512;
        c ? (f = c.width, g = c.height) : e && (f = e.width, g = e.height);
        this._tex = c || this._tex ? LGraphTexture.getTargetTexture(c || this._tex, this._tex, this.properties.precision) : new GL.Texture(f, g, {type:this.precision === LGraphTexture.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT, format:gl.RGBA, filter:gl.LINEAR});
        var l = this._shader;
        l || (l = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureWarp.pixel_shader));
        var k = this.getInputData(2);
        null != k ? this.properties.factor = k : k = parseFloat(this.properties.factor);
        this._tex.drawTo(function() {
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.CULL_FACE);
          gl.disable(gl.BLEND);
          c && c.bind(0);
          e && e.bind(1);
          var a = Mesh.getScreenQuad();
          l.uniforms({u_texture:0, u_textureB:1, u_factor:k}).draw(a);
        });
        this.setOutputData(0, this._tex);
      }
    }
  };
  LGraphTextureWarp.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";
  LiteGraph.registerNodeType("texture/warp", LGraphTextureWarp);
  LGraphTextureToViewport.title = "to Viewport";
  LGraphTextureToViewport.desc = "Texture to viewport";
  LGraphTextureToViewport.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c) {
      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 e = this.properties.gamma || 1.0;
      this.isInputConnected(1) && (e = this.getInputData(1));
      c.setParameter(gl.TEXTURE_MAG_FILTER, this.properties.filter ? gl.LINEAR : gl.NEAREST);
      if (this.properties.antialiasing) {
        LGraphTextureToViewport._shader || (LGraphTextureToViewport._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureToViewport.aa_pixel_shader));
        gl.getViewport();
        var f = Mesh.getScreenQuad();
        c.bind(0);
        LGraphTextureToViewport._shader.uniforms({u_texture:0, uViewportSize:[c.width, c.height], u_igamma:1 / e, inverseVP:[1 / c.width, 1 / c.height]}).draw(f);
      } else {
        1.0 != e ? (LGraphTextureToViewport._gamma_shader || (LGraphTextureToViewport._gamma_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureToViewport.gamma_pixel_shader)), c.toViewport(LGraphTextureToViewport._gamma_shader, {u_texture:0, u_igamma:1 / e})) : c.toViewport();
      }
    }
  };
  LGraphTextureToViewport.prototype.onGetInputs = function() {
    return [["gamma", "number"]];
  };
  LGraphTextureToViewport.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";
  LGraphTextureToViewport.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";
  LiteGraph.registerNodeType("texture/toviewport", LGraphTextureToViewport);
  LGraphTextureCopy.title = "Copy";
  LGraphTextureCopy.desc = "Copy Texture";
  LGraphTextureCopy.widgets_info = {size:{widget:"combo", values:[0, 32, 64, 128, 256, 512, 1024, 2048]}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureCopy.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if ((c || this._temp_texture) && this.isOutputConnected(0)) {
      if (c) {
        var e = c.width, f = c.height;
        0 != this.properties.size && (f = e = this.properties.size);
        var g = this._temp_texture, l = c.type;
        this.properties.precision === LGraphTexture.LOW ? l = gl.UNSIGNED_BYTE : this.properties.precision === LGraphTexture.HIGH && (l = gl.HIGH_PRECISION_FORMAT);
        g && g.width == e && g.height == f && g.type == l || (g = gl.LINEAR, this.properties.generate_mipmaps && isPowerOfTwo(e) && isPowerOfTwo(f) && (g = gl.LINEAR_MIPMAP_LINEAR), this._temp_texture = new GL.Texture(e, f, {type:l, format:gl.RGBA, minFilter:g, magFilter:gl.LINEAR}));
        c.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);
    }
  };
  LiteGraph.registerNodeType("texture/copy", LGraphTextureCopy);
  LGraphTextureDownsample.title = "Downsample";
  LGraphTextureDownsample.desc = "Downsample Texture";
  LGraphTextureDownsample.widgets_info = {iterations:{type:"number", step:1, precision:0, min:1}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureDownsample.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if ((c || this._temp_texture) && this.isOutputConnected(0) && c && c.texture_type === GL.TEXTURE_2D) {
      var e = LGraphTextureDownsample._shader;
      e || (LGraphTextureDownsample._shader = e = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureDownsample.pixel_shader));
      var f = c.width | 0, g = c.height | 0, l = c.type;
      this.properties.precision === LGraphTexture.LOW ? l = gl.UNSIGNED_BYTE : this.properties.precision === LGraphTexture.HIGH && (l = gl.HIGH_PRECISION_FORMAT);
      var k = this.properties.iterations || 1, a = c, b = [];
      l = {type:l, format:c.format};
      var d = vec2.create(), h = {u_offset:d};
      this._texture && GL.Texture.releaseTemporary(this._texture);
      for (var n = 0; n < k; ++n) {
        d[0] = 1 / f;
        d[1] = 1 / g;
        f = f >> 1 || 0;
        g = g >> 1 || 0;
        c = GL.Texture.getTemporary(f, g, l);
        b.push(c);
        a.setParameter(GL.TEXTURE_MAG_FILTER, GL.NEAREST);
        a.copyTo(c, e, h);
        if (1 == f && 1 == g) {
          break;
        }
        a = c;
      }
      this._texture = b.pop();
      for (n = 0; n < b.length; ++n) {
        GL.Texture.releaseTemporary(b[n]);
      }
      this.properties.generate_mipmaps && (this._texture.bind(0), gl.generateMipmap(this._texture.texture_type), this._texture.unbind(0));
      this.setOutputData(0, this._texture);
    }
  };
  LGraphTextureDownsample.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";
  LiteGraph.registerNodeType("texture/downsample", LGraphTextureDownsample);
  LGraphTextureAverage.title = "Average";
  LGraphTextureAverage.desc = "Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";
  LGraphTextureAverage.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c && this.isOutputConnected(0)) {
      if (!LGraphTextureAverage._shader) {
        LGraphTextureAverage._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, LGraphTextureAverage.pixel_shader);
        for (var e = new Float32Array(32), f = 0; 32 > f; ++f) {
          e[f] = Math.random();
        }
        LGraphTextureAverage._shader.uniforms({u_samples_a:e.subarray(0, 16), u_samples_b:e.subarray(16, 32)});
      }
      e = this._temp_texture;
      f = this.properties.low_precision ? gl.UNSIGNED_BYTE : c.type;
      e && e.type == f || (this._temp_texture = new GL.Texture(1, 1, {type:f, format:gl.RGBA, filter:gl.NEAREST}));
      var g = LGraphTextureAverage._shader, l = this._uniforms;
      l.u_mipmap_offset = this.properties.mipmap_offset;
      this._temp_texture.drawTo(function() {
        c.toViewport(g, l);
      });
      this.setOutputData(0, this._temp_texture);
    }
  };
  LGraphTextureAverage.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";
  LiteGraph.registerNodeType("texture/average", LGraphTextureAverage);
  LGraphImageToTexture.title = "Image to Texture";
  LGraphImageToTexture.desc = "Uploads an image to the GPU";
  LGraphImageToTexture.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c) {
      var e = c.videoWidth || c.width, f = c.videoHeight || c.height;
      if (c.gltexture) {
        this.setOutputData(0, c.gltexture);
      } else {
        var g = this._temp_texture;
        g && g.width == e && g.height == f || (this._temp_texture = new GL.Texture(e, f, {format:gl.RGBA, filter:gl.LINEAR}));
        try {
          this._temp_texture.uploadImage(c);
        } catch (l) {
          console.error("image comes from an unsafe location, cannot be uploaded to webgl");
          return;
        }
        this.setOutputData(0, this._temp_texture);
      }
    }
  };
  LiteGraph.registerNodeType("texture/imageToTexture", LGraphImageToTexture);
  LGraphTextureLUT.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureLUT.title = "LUT";
  LGraphTextureLUT.desc = "Apply LUT to Texture";
  LGraphTextureLUT.widgets_info = {texture:{widget:"texture"}};
  LGraphTextureLUT.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        if (c) {
          var e = this.getInputData(1);
          e || (e = LGraphTexture.getTexture(this.properties.texture));
          if (e) {
            e.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 f = this.properties.intensity;
            this.isInputConnected(2) && (this.properties.intensity = f = this.getInputData(2));
            this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
            this._tex.drawTo(function() {
              e.bind(1);
              c.toViewport(LGraphTextureLUT._shader, {u_texture:0, u_textureB:1, u_amount:f});
            });
            this.setOutputData(0, this._tex);
          } else {
            this.setOutputData(0, c);
          }
        }
      }
    }
  };
  LGraphTextureLUT.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";
  LiteGraph.registerNodeType("texture/LUT", LGraphTextureLUT);
  LGraphTextureChannels.title = "Texture to Channels";
  LGraphTextureChannels.desc = "Split texture channels";
  LGraphTextureChannels.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c) {
      this._channels || (this._channels = Array(4));
      for (var e = 0, f = 0; 4 > f; f++) {
        this.isOutputConnected(f) ? (this._channels[f] && this._channels[f].width == c.width && this._channels[f].height == c.height && this._channels[f].type == c.type || (this._channels[f] = new GL.Texture(c.width, c.height, {type:c.type, format:gl.RGBA, filter:gl.LINEAR})), e++) : this._channels[f] = null;
      }
      if (e) {
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var g = Mesh.getScreenQuad(), l = LGraphTextureChannels._shader, k = [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]];
        for (f = 0; 4 > f; f++) {
          this._channels[f] && (this._channels[f].drawTo(function() {
            c.bind(0);
            l.uniforms({u_texture:0, u_mask:k[f]}).draw(g);
          }), this.setOutputData(f, this._channels[f]));
        }
      }
    }
  };
  LGraphTextureChannels.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";
  LiteGraph.registerNodeType("texture/textureChannels", LGraphTextureChannels);
  LGraphChannelsTexture.title = "Channels to Texture";
  LGraphChannelsTexture.desc = "Split texture channels";
  LGraphChannelsTexture.prototype.onExecute = function() {
    var c = [this.getInputData(0), this.getInputData(1), this.getInputData(2), this.getInputData(3)];
    if (c[0] && c[1] && c[2] && c[3]) {
      gl.disable(gl.BLEND);
      gl.disable(gl.DEPTH_TEST);
      var e = Mesh.getScreenQuad(), f = LGraphChannelsTexture._shader;
      this._tex = LGraphTexture.getTargetTexture(c[0], this._tex);
      this._tex.drawTo(function() {
        c[0].bind(0);
        c[1].bind(1);
        c[2].bind(2);
        c[3].bind(3);
        f.uniforms({u_textureR:0, u_textureG:1, u_textureB:2, u_textureA:3}).draw(e);
      });
      this.setOutputData(0, this._tex);
    }
  };
  LGraphChannelsTexture.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";
  LiteGraph.registerNodeType("texture/channelsTexture", LGraphChannelsTexture);
  LGraphTextureGradient.title = "Gradient";
  LGraphTextureGradient.desc = "Generates a gradient";
  LGraphTextureGradient["@A"] = {type:"color"};
  LGraphTextureGradient["@B"] = {type:"color"};
  LGraphTextureGradient["@texture_size"] = {type:"enum", values:[32, 64, 128, 256, 512]};
  LGraphTextureGradient.prototype.onExecute = function() {
    gl.disable(gl.BLEND);
    gl.disable(gl.DEPTH_TEST);
    var c = GL.Mesh.getScreenQuad(), e = LGraphTextureGradient._shader, f = this.getInputData(0);
    f || (f = this.properties.A);
    var g = this.getInputData(1);
    g || (g = this.properties.B);
    for (var l = 2; l < this.inputs.length; l++) {
      var k = this.inputs[l], a = this.getInputData(l);
      void 0 !== a && (this.properties[k.name] = a);
    }
    var b = this._uniforms;
    this._uniforms.u_angle = this.properties.angle * DEG2RAD;
    this._uniforms.u_scale = this.properties.scale;
    vec3.copy(b.u_colorA, f);
    vec3.copy(b.u_colorB, g);
    f = parseInt(this.properties.texture_size);
    this._tex && this._tex.width == f || (this._tex = new GL.Texture(f, f, {format:gl.RGB, filter:gl.LINEAR}));
    this._tex.drawTo(function() {
      e.uniforms(b).draw(c);
    });
    this.setOutputData(0, this._tex);
  };
  LGraphTextureGradient.prototype.onGetInputs = function() {
    return [["angle", "number"], ["scale", "number"]];
  };
  LGraphTextureGradient.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";
  LiteGraph.registerNodeType("texture/gradient", LGraphTextureGradient);
  LGraphTextureMix.title = "Mix";
  LGraphTextureMix.desc = "Generates a texture mixing two textures";
  LGraphTextureMix.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureMix.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        var e = this.getInputData(1), f = this.getInputData(2);
        if (c && e && f) {
          this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var g = Mesh.getScreenQuad(), l = LGraphTextureMix._shader;
          this._tex.drawTo(function() {
            c.bind(0);
            e.bind(1);
            f.bind(2);
            l.uniforms({u_textureA:0, u_textureB:1, u_textureMix:2}).draw(g);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  };
  LGraphTextureMix.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";
  LiteGraph.registerNodeType("texture/mix", LGraphTextureMix);
  LGraphTextureEdges.title = "Edges";
  LGraphTextureEdges.desc = "Detects edges";
  LGraphTextureEdges.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureEdges.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        if (c) {
          this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var e = Mesh.getScreenQuad(), f = LGraphTextureEdges._shader, g = this.properties.invert, l = this.properties.factor;
          this._tex.drawTo(function() {
            c.bind(0);
            f.uniforms({u_texture:0, u_isize:[1 / c.width, 1 / c.height], u_factor:l, u_invert:g ? 1 : 0}).draw(e);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  };
  LGraphTextureEdges.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\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   gl_FragColor = vec4( diff.xyz, center.a );\n\r\n\t\t\t}\n\r\n\t\t\t";
  LiteGraph.registerNodeType("texture/edges", LGraphTextureEdges);
  LGraphTextureDepthRange.title = "Depth Range";
  LGraphTextureDepthRange.desc = "Generates a texture with a depth range";
  LGraphTextureDepthRange.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getInputData(0);
      if (c) {
        var e = gl.UNSIGNED_BYTE;
        this.properties.high_precision && (e = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
        this._temp_texture && this._temp_texture.type == e && this._temp_texture.width == c.width && this._temp_texture.height == c.height || (this._temp_texture = new GL.Texture(c.width, c.height, {type:e, format:gl.RGBA, filter:gl.LINEAR}));
        var f = this.properties.distance;
        this.isInputConnected(1) && (f = this.getInputData(1), this.properties.distance = f);
        var g = this.properties.range;
        this.isInputConnected(2) && (g = this.getInputData(2), this.properties.range = g);
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var l = Mesh.getScreenQuad();
        LGraphTextureDepthRange._shader || (LGraphTextureDepthRange._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureDepthRange.pixel_shader));
        var k = LGraphTextureDepthRange._shader, a = [LS.Renderer._current_camera.near, LS.Renderer._current_camera.far];
        this._temp_texture.drawTo(function() {
          c.bind(0);
          k.uniforms({u_texture:0, u_distance:f, u_range:g, u_camera_planes:a}).draw(l);
        });
        this.setOutputData(0, this._temp_texture);
      }
    }
  };
  LGraphTextureDepthRange.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 n = u_camera_planes.x;\n\r\n\t\t\t\tfloat f = u_camera_planes.y;\n\r\n\t\t\t\treturn (2.0 * n) / (f + n - texture2D(u_texture, v_coord).x * (f - n));\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 diff = abs(LinearDepth() * u_camera_planes.y - u_distance);\n\r\n\t\t\t\tfloat dof = 1.0;\n\r\n\t\t\t\tif(diff <= u_range)\n\r\n\t\t\t\t\tdof = diff / u_range;\n\r\n\t\t\t   gl_FragColor = vec4(dof);\n\r\n\t\t\t}\n\r\n\t\t\t";
  LiteGraph.registerNodeType("texture/depth_range", LGraphTextureDepthRange);
  LGraphTextureBlur.title = "Blur";
  LGraphTextureBlur.desc = "Blur a texture";
  LGraphTextureBlur.max_iterations = 20;
  LGraphTextureBlur.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c && this.isOutputConnected(0)) {
      var e = this._temp_texture;
      e && e.width == c.width && e.height == c.height && e.type == c.type || (this._temp_texture = new GL.Texture(c.width, c.height, {type:c.type, format:gl.RGBA, filter:gl.LINEAR}), this._final_texture = new GL.Texture(c.width, c.height, {type:c.type, format:gl.RGBA, filter:gl.LINEAR}));
      e = this.properties.iterations;
      this.isInputConnected(1) && (e = this.getInputData(1), this.properties.iterations = e);
      e = Math.min(Math.floor(e), LGraphTextureBlur.max_iterations);
      if (0 == e) {
        this.setOutputData(0, c);
      } else {
        var f = this.properties.intensity;
        this.isInputConnected(2) && (f = this.getInputData(2), this.properties.intensity = f);
        var g = LiteGraph.camera_aspect;
        g || void 0 === window.gl || (g = gl.canvas.height / gl.canvas.width);
        g || (g = 1);
        g = this.properties.preserve_aspect ? g : 1;
        for (var l = this.properties.scale || [1, 1], k = 0; k < e; ++k) {
          c.applyBlur(g * l[0] * k, l[1] * k, f, this._temp_texture, this._final_texture), c = this._final_texture;
        }
        this.setOutputData(0, this._final_texture);
      }
    }
  };
  LGraphTextureBlur.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_offset;\n\r\n\t\t\tuniform float u_intensity;\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t   vec4 sum = vec4(0.0);\n\r\n\t\t\t   vec4 center = texture2D(u_texture, v_coord);\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -4.0) * 0.05/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -3.0) * 0.09/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -2.0) * 0.12/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * -1.0) * 0.15/0.98;\n\r\n\t\t\t   sum += center * 0.16/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 4.0) * 0.05/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 3.0) * 0.09/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 2.0) * 0.12/0.98;\n\r\n\t\t\t   sum += texture2D(u_texture, v_coord + u_offset * 1.0) * 0.15/0.98;\n\r\n\t\t\t   gl_FragColor = u_intensity * sum;\n\r\n\t\t\t   /*gl_FragColor.a = center.a*/;\n\r\n\t\t\t}\n\r\n\t\t\t";
  LiteGraph.registerNodeType("texture/blur", LGraphTextureBlur);
  LGraphTextureKuwaharaFilter.title = "Kuwahara Filter";
  LGraphTextureKuwaharaFilter.desc = "Filters a texture giving an artistic oil canvas painting";
  LGraphTextureKuwaharaFilter.max_radius = 10;
  LGraphTextureKuwaharaFilter._shaders = [];
  LGraphTextureKuwaharaFilter.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (c && this.isOutputConnected(0)) {
      var e = this._temp_texture;
      e && e.width == c.width && e.height == c.height && e.type == c.type || (this._temp_texture = new GL.Texture(c.width, c.height, {type:c.type, format:gl.RGBA, filter:gl.LINEAR}));
      e = this.properties.radius;
      e = Math.min(Math.floor(e), LGraphTextureKuwaharaFilter.max_radius);
      if (0 == e) {
        this.setOutputData(0, c);
      } else {
        var f = this.properties.intensity, g = LiteGraph.camera_aspect;
        g || void 0 === window.gl || (g = gl.canvas.height / gl.canvas.width);
        g || (g = 1);
        g = this.properties.preserve_aspect ? g : 1;
        LGraphTextureKuwaharaFilter._shaders[e] || (LGraphTextureKuwaharaFilter._shaders[e] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphTextureKuwaharaFilter.pixel_shader, {RADIUS:e.toFixed(0)}));
        var l = LGraphTextureKuwaharaFilter._shaders[e], k = GL.Mesh.getScreenQuad();
        c.bind(0);
        this._temp_texture.drawTo(function() {
          l.uniforms({u_texture:0, u_intensity:f, u_resolution:[c.width, c.height], u_iResolution:[1 / c.width, 1 / c.height]}).draw(k);
        });
        this.setOutputData(0, this._temp_texture);
      }
    }
  };
  LGraphTextureKuwaharaFilter.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";
  LiteGraph.registerNodeType("texture/kuwahara", LGraphTextureKuwaharaFilter);
  LGraphTextureWebcam.title = "Webcam";
  LGraphTextureWebcam.desc = "Webcam texture";
  LGraphTextureWebcam.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 c = this;
      navigator.getUserMedia({video:!0}, this.streamReady.bind(this), function(e) {
        console.log("Webcam rejected", e);
        c._webcam_stream = !1;
        c.box_color = "red";
      });
    }
  };
  LGraphTextureWebcam.prototype.streamReady = function(c) {
    this._webcam_stream = c;
    var e = this._video;
    e || (e = document.createElement("video"), e.autoplay = !0, e.src = window.URL.createObjectURL(c), this._video = e, e.onloadedmetadata = function(c) {
      console.log(c);
    });
  };
  LGraphTextureWebcam.prototype.onRemoved = function() {
    this._webcam_stream && (this._webcam_stream.stop(), this._video = this._webcam_stream = null);
  };
  LGraphTextureWebcam.prototype.onDrawBackground = function(c) {
    this.flags.collapsed || 20 >= this.size[1] || !this._video || (c.save(), c.webgl ? this._temp_texture && c.drawImage(this._temp_texture, 0, 0, this.size[0], this.size[1]) : (c.translate(0, this.size[1]), c.scale(1, -1), c.drawImage(this._video, 0, 0, this.size[0], this.size[1])), c.restore());
  };
  LGraphTextureWebcam.prototype.onExecute = function() {
    null != this._webcam_stream || this._waiting_confirmation || this.openStream();
    if (this._video && this._video.videoWidth) {
      var c = this._video.videoWidth, e = this._video.videoHeight, f = this._temp_texture;
      f && f.width == c && f.height == e || (this._temp_texture = new GL.Texture(c, e, {format:gl.RGB, filter:gl.LINEAR}));
      this._temp_texture.uploadImage(this._video);
      this.properties.texture_name && (LGraphTexture.getTexturesContainer()[this.properties.texture_name] = this._temp_texture);
      this.setOutputData(0, this._temp_texture);
    }
  };
  LiteGraph.registerNodeType("texture/webcam", LGraphTextureWebcam);
  LGraphTextureMatte.title = "Matte";
  LGraphTextureMatte.desc = "Extracts background";
  LGraphTextureMatte.widgets_info = {key_color:{widget:"color"}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphTextureMatte.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        if (c) {
          this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          this._uniforms || (this._uniforms = {u_texture:0, u_key_color:this.properties.key_color, u_threshold:1, u_slope:1});
          var e = this._uniforms, f = Mesh.getScreenQuad(), g = LGraphTextureMatte._shader;
          e.u_key_color = this.properties.key_color;
          e.u_threshold = this.properties.threshold;
          e.u_slope = this.properties.slope;
          this._tex.drawTo(function() {
            c.bind(0);
            g.uniforms(e).draw(f);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  };
  LGraphTextureMatte.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 vec3 u_key_color;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\tuniform float u_slope;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\r\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\r\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\r\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\r\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\r\n\t\t\t}";
  LiteGraph.registerNodeType("texture/matte", LGraphTextureMatte);
  LGraphCubemap.title = "Cubemap";
  LGraphCubemap.prototype.onDropFile = function(c, e, f) {
    c ? (this._drop_texture = "string" == typeof c ? GL.Texture.fromURL(c) : GL.Texture.fromDDSInMemory(c), this.properties.name = e) : (this._drop_texture = null, this.properties.name = "");
  };
  LGraphCubemap.prototype.onExecute = function() {
    if (this._drop_texture) {
      this.setOutputData(0, this._drop_texture);
    } else {
      if (this.properties.name) {
        var c = LGraphTexture.getTexture(this.properties.name);
        c && (this._last_tex = c, this.setOutputData(0, c));
      }
    }
  };
  LGraphCubemap.prototype.onDrawBackground = function(c) {
    this.flags.collapsed || 20 >= this.size[1] || !c.webgl || gl.meshes.cube || (gl.meshes.cube = GL.Mesh.cube({size:1}));
  };
  LiteGraph.registerNodeType("texture/cubemap", LGraphCubemap);
}
;if ("undefined" != typeof LiteGraph) {
  var LGraphFXVigneting = function() {
    this.addInput("Tex.", "Texture");
    this.addInput("intensity", "number");
    this.addOutput("Texture", "Texture");
    this.properties = {intensity:1, invert:!1, precision:LGraphTexture.DEFAULT};
    LGraphFXVigneting._shader || (LGraphFXVigneting._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphFXVigneting.pixel_shader));
  }, LGraphFXGeneric = 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};
  }, LGraphFXBokeh = 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};
  }, LGraphFXLens = 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};
    LGraphFXLens._shader || (LGraphFXLens._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphFXLens.pixel_shader));
  };
  LGraphFXLens.title = "Lens";
  LGraphFXLens.desc = "Camera Lens distortion";
  LGraphFXLens.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphFXLens.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
      this.setOutputData(0, c);
    } else {
      if (c) {
        this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
        var e = this.properties.aberration;
        this.isInputConnected(1) && (e = this.getInputData(1), this.properties.aberration = e);
        var f = this.properties.distortion;
        this.isInputConnected(2) && (f = this.getInputData(2), this.properties.distortion = f);
        var g = this.properties.blur;
        this.isInputConnected(3) && (g = this.getInputData(3), this.properties.blur = g);
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var l = Mesh.getScreenQuad(), k = LGraphFXLens._shader;
        this._tex.drawTo(function() {
          c.bind(0);
          k.uniforms({u_texture:0, u_aberration:e, u_distortion:f, u_blur:g}).draw(l);
        });
        this.setOutputData(0, this._tex);
      }
    }
  };
  LGraphFXLens.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";
  LiteGraph.registerNodeType("fx/lens", LGraphFXLens);
  window.LGraphFXLens = LGraphFXLens;
  LGraphFXBokeh.title = "Bokeh";
  LGraphFXBokeh.desc = "applies an Bokeh effect";
  LGraphFXBokeh.widgets_info = {shape:{widget:"texture"}};
  LGraphFXBokeh.prototype.onExecute = function() {
    var c = this.getInputData(0), e = this.getInputData(1), f = this.getInputData(2);
    if (c && f && this.properties.shape) {
      e || (e = c);
      var g = LGraphTexture.getTexture(this.properties.shape);
      if (g) {
        var l = this.properties.threshold;
        this.isInputConnected(3) && (l = this.getInputData(3), this.properties.threshold = l);
        var k = gl.UNSIGNED_BYTE;
        this.properties.high_precision && (k = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
        this._temp_texture && this._temp_texture.type == k && this._temp_texture.width == c.width && this._temp_texture.height == c.height || (this._temp_texture = new GL.Texture(c.width, c.height, {type:k, format:gl.RGBA, filter:gl.LINEAR}));
        var a = LGraphFXBokeh._first_shader;
        a || (a = LGraphFXBokeh._first_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, LGraphFXBokeh._first_pixel_shader));
        var b = LGraphFXBokeh._second_shader;
        b || (b = LGraphFXBokeh._second_shader = new GL.Shader(LGraphFXBokeh._second_vertex_shader, LGraphFXBokeh._second_pixel_shader));
        var d = this._points_mesh;
        d && d._width == c.width && d._height == c.height && 2 == d._spacing || (d = this.createPointsMesh(c.width, c.height, 2));
        var h = Mesh.getScreenQuad(), n = this.properties.size, v = this.properties.alpha;
        gl.disable(gl.DEPTH_TEST);
        gl.disable(gl.BLEND);
        this._temp_texture.drawTo(function() {
          c.bind(0);
          e.bind(1);
          f.bind(2);
          a.uniforms({u_texture:0, u_texture_blur:1, u_mask:2, u_texsize:[c.width, c.height]}).draw(h);
        });
        this._temp_texture.drawTo(function() {
          gl.enable(gl.BLEND);
          gl.blendFunc(gl.ONE, gl.ONE);
          c.bind(0);
          g.bind(3);
          b.uniforms({u_texture:0, u_mask:2, u_shape:3, u_alpha:v, u_threshold:l, u_pointSize:n, u_itexsize:[1.0 / c.width, 1.0 / c.height]}).draw(d, gl.POINTS);
        });
        this.setOutputData(0, this._temp_texture);
      }
    } else {
      this.setOutputData(0, c);
    }
  };
  LGraphFXBokeh.prototype.createPointsMesh = function(c, e, f) {
    for (var g = Math.round(c / f), l = Math.round(e / f), k = new Float32Array(g * l * 2), a = -1, b = 2 / c * f, d = 2 / e * f, h = 0; h < l; ++h) {
      for (var n = -1, v = 0; v < g; ++v) {
        var u = h * g * 2 + 2 * v;
        k[u] = n;
        k[u + 1] = a;
        n += b;
      }
      a += d;
    }
    this._points_mesh = GL.Mesh.load({vertices2D:k});
    this._points_mesh._width = c;
    this._points_mesh._height = e;
    this._points_mesh._spacing = f;
    return this._points_mesh;
  };
  LGraphFXBokeh._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";
  LGraphFXBokeh._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";
  LGraphFXBokeh._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";
  LiteGraph.registerNodeType("fx/bokeh", LGraphFXBokeh);
  window.LGraphFXBokeh = LGraphFXBokeh;
  LGraphFXGeneric.title = "FX";
  LGraphFXGeneric.desc = "applies an FX from a list";
  LGraphFXGeneric.widgets_info = {fx:{widget:"combo", values:["halftone", "pixelate", "lowpalette", "noise", "gamma"]}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphFXGeneric.shaders = {};
  LGraphFXGeneric.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, c);
      } else {
        if (c) {
          this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
          var e = this.properties.value1;
          this.isInputConnected(1) && (e = this.getInputData(1), this.properties.value1 = e);
          var f = this.properties.value2;
          this.isInputConnected(2) && (f = this.getInputData(2), this.properties.value2 = f);
          var g = this.properties.fx, l = LGraphFXGeneric.shaders[g];
          if (!l) {
            var k = LGraphFXGeneric["pixel_shader_" + g];
            if (!k) {
              return;
            }
            l = LGraphFXGeneric.shaders[g] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, k);
          }
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var a = Mesh.getScreenQuad();
          camera_planes = window.LS && LS.Renderer._current_camera ? [LS.Renderer._current_camera.near, LS.Renderer._current_camera.far] : [1, 100];
          var b = null;
          "noise" == g && (b = LGraphTexture.getNoiseTexture());
          this._tex.drawTo(function() {
            c.bind(0);
            "noise" == g && b.bind(1);
            l.uniforms({u_texture:0, u_noise:1, u_size:[c.width, c.height], u_rand:[Math.random(), Math.random()], u_value1:e, u_value2:f, u_camera_planes:camera_planes}).draw(a);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  };
  LGraphFXGeneric.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";
  LGraphFXGeneric.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";
  LGraphFXGeneric.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";
  LGraphFXGeneric.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";
  LGraphFXGeneric.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";
  LiteGraph.registerNodeType("fx/generic", LGraphFXGeneric);
  window.LGraphFXGeneric = LGraphFXGeneric;
  LGraphFXVigneting.title = "Vigneting";
  LGraphFXVigneting.desc = "Vigneting";
  LGraphFXVigneting.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
  LGraphFXVigneting.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
      this.setOutputData(0, c);
    } else {
      if (c) {
        this._tex = LGraphTexture.getTargetTexture(c, this._tex, this.properties.precision);
        var e = this.properties.intensity;
        this.isInputConnected(1) && (e = this.getInputData(1), this.properties.intensity = e);
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var f = Mesh.getScreenQuad(), g = LGraphFXVigneting._shader, l = this.properties.invert;
        this._tex.drawTo(function() {
          c.bind(0);
          g.uniforms({u_texture:0, u_intensity:e, u_isize:[1 / c.width, 1 / c.height], u_invert:l ? 1 : 0}).draw(f);
        });
        this.setOutputData(0, this._tex);
      }
    }
  };
  LGraphFXVigneting.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";
  LiteGraph.registerNodeType("fx/vigneting", LGraphFXVigneting);
  window.LGraphFXVigneting = LGraphFXVigneting;
}
;(function(c) {
  function e(a) {
    this.cmd = this.channel = 0;
    a ? this.setup(a) : this.data = [0, 0, 0];
  }
  function f(a, b) {
    navigator.requestMIDIAccess ? (this.on_ready = a, this.state = {note:[], cc:[]}, navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this), this.onMIDIFailure.bind(this))) : (this.error = "not suppoorted", b ? b("Not supported") : console.error("MIDI NOT SUPPORTED, enable by chrome://flags"));
  }
  function g() {
    this.addOutput("on_midi", LiteGraph.EVENT);
    this.addOutput("out", "midi");
    this.properties = {port:0};
    this._current_midi_event = this._last_midi_event = null;
    var a = this;
    new f(function(b) {
      a._midi = b;
      if (a._waiting) {
        a.onStart();
      }
      a._waiting = !1;
    });
  }
  function l() {
    this.addInput("send", LiteGraph.EVENT);
    this.properties = {port:0};
    var a = this;
    new f(function(b) {
      a._midi = b;
    });
  }
  function k() {
    this.addInput("on_midi", LiteGraph.EVENT);
    this._str = "";
    this.size = [200, 40];
  }
  function a() {
    this.properties = {channel:-1, cmd:-1, min_value:-1, max_value:-1};
    this.addInput("in", LiteGraph.EVENT);
    this.addOutput("on_midi", LiteGraph.EVENT);
  }
  function b() {
    this.properties = {channel:0, cmd:"CC", value1:1, value2:1};
    this.addInput("send", LiteGraph.EVENT);
    this.addInput("assign", LiteGraph.EVENT);
    this.addOutput("on_midi", LiteGraph.EVENT);
  }
  function d() {
    this.properties = {cc:1, value:0};
    this.addOutput("value", "number");
  }
  e.prototype.setup = function(a) {
    this.data = a;
    this.status = a = a[0];
    var b = a & 240;
    this.cmd = 240 <= a ? a : b;
    this.cmd == e.NOTEON && 0 == this.velocity && (this.cmd = e.NOTEOFF);
    this.cmd_str = e.commands[this.cmd] || "";
    if (b >= e.NOTEON || b <= e.NOTEOFF) {
      this.channel = a & 15;
    }
  };
  Object.defineProperty(e.prototype, "velocity", {get:function() {
    return this.cmd == e.NOTEON ? this.data[2] : -1;
  }, set:function(a) {
    this.data[2] = a;
  }, enumerable:!0});
  e.notes = "A A# B C C# D D# E F F# G G#".split(" ");
  e.prototype.getPitch = function() {
    return 440 * Math.pow(2, (this.data[1] - 69) / 12);
  };
  e.computePitch = function(a) {
    return 440 * Math.pow(2, (a - 69) / 12);
  };
  e.prototype.getCC = function() {
    return this.data[1];
  };
  e.prototype.getCCValue = function() {
    return this.data[2];
  };
  e.prototype.getPitchBend = function() {
    return this.data[1] + (this.data[2] << 7) - 8192;
  };
  e.computePitchBend = function(a, b) {
    return a + (b << 7) - 8192;
  };
  e.prototype.setCommandFromString = function(a) {
    this.cmd = e.computeCommandFromString(a);
  };
  e.computeCommandFromString = function(a) {
    if (!a) {
      return 0;
    }
    if (a && a.constructor === Number) {
      return a;
    }
    a = a.toUpperCase();
    switch(a) {
      case "NOTE ON":
      case "NOTEON":
        return e.NOTEON;
      case "NOTE OFF":
      case "NOTEOFF":
        return e.NOTEON;
      case "KEY PRESSURE":
      case "KEYPRESSURE":
        return e.KEYPRESSURE;
      case "CONTROLLER CHANGE":
      case "CONTROLLERCHANGE":
      case "CC":
        return e.CONTROLLERCHANGE;
      case "PROGRAM CHANGE":
      case "PROGRAMCHANGE":
      case "PC":
        return e.PROGRAMCHANGE;
      case "CHANNEL PRESSURE":
      case "CHANNELPRESSURE":
        return e.CHANNELPRESSURE;
      case "PITCH BEND":
      case "PITCHBEND":
        return e.PITCHBEND;
      case "TIME TICK":
      case "TIMETICK":
        return e.TIMETICK;
      default:
        return Number(a);
    }
  };
  e.toNoteString = function(a) {
    var b = (a - 21) % 12;
    0 > b && (b = 12 + b);
    return e.notes[b] + Math.floor((a - 24) / 12 + 1);
  };
  e.prototype.toString = function() {
    var a = "" + this.channel + ". ";
    switch(this.cmd) {
      case e.NOTEON:
        a += "NOTEON " + e.toNoteString(this.data[1]);
        break;
      case e.NOTEOFF:
        a += "NOTEOFF " + e.toNoteString(this.data[1]);
        break;
      case e.CONTROLLERCHANGE:
        a += "CC " + this.data[1] + " " + this.data[2];
        break;
      case e.PROGRAMCHANGE:
        a += "PC " + this.data[1];
        break;
      case e.PITCHBEND:
        a += "PITCHBEND " + this.getPitchBend();
        break;
      case e.KEYPRESSURE:
        a += "KEYPRESS " + this.data[1];
    }
    return a;
  };
  e.prototype.toHexString = function() {
    for (var a = "", b = 0; b < this.data.length; b++) {
      a += this.data[b].toString(16) + " ";
    }
  };
  e.NOTEOFF = 128;
  e.NOTEON = 144;
  e.KEYPRESSURE = 160;
  e.CONTROLLERCHANGE = 176;
  e.PROGRAMCHANGE = 192;
  e.CHANNELPRESSURE = 208;
  e.PITCHBEND = 224;
  e.TIMETICK = 248;
  e.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"};
  f.input = null;
  f.MIDIEvent = e;
  f.prototype.onMIDISuccess = function(a) {
    console.log("MIDI ready!");
    console.log(a);
    this.midi = a;
    this.updatePorts();
    if (this.on_ready) {
      this.on_ready(this);
    }
  };
  f.prototype.updatePorts = function() {
    var a = this.midi;
    this.input_ports = a.inputs;
    for (var b = 0, d = this.input_ports.values(), c = d.next(); c && !1 === c.done;) {
      c = c.value, console.log("Input port [type:'" + c.type + "'] id:'" + c.id + "' manufacturer:'" + c.manufacturer + "' name:'" + c.name + "' version:'" + c.version + "'"), b++, c = d.next();
    }
    this.num_input_ports = b;
    b = 0;
    this.output_ports = a.outputs;
    d = this.output_ports.values();
    for (c = d.next(); c && !1 === c.done;) {
      c = c.value, console.log("Output port [type:'" + c.type + "'] id:'" + c.id + "' manufacturer:'" + c.manufacturer + "' name:'" + c.name + "' version:'" + c.version + "'"), b++, c = d.next();
    }
    this.num_output_ports = b;
  };
  f.prototype.onMIDIFailure = function(a) {
    console.error("Failed to get MIDI access - " + a);
  };
  f.prototype.openInputPort = function(a, b) {
    a = this.input_ports.get("input-" + a);
    if (!a) {
      return !1;
    }
    f.input = this;
    var c = this;
    a.onmidimessage = function(a) {
      var d = new e(a.data);
      c.updateState(d);
      b && b(a.data, d);
      if (f.on_message) {
        f.on_message(a.data, d);
      }
    };
    console.log("port open: ", a);
    return !0;
  };
  f.parseMsg = function(a) {
  };
  f.prototype.updateState = function(a) {
    switch(a.cmd) {
      case e.NOTEON:
        this.state.note[a.value1 | 0] = a.value2;
        break;
      case e.NOTEOFF:
        this.state.note[a.value1 | 0] = 0;
        break;
      case e.CONTROLLERCHANGE:
        this.state.cc[a.getCC()] = a.getCCValue();
    }
  };
  f.prototype.sendMIDI = function(a, b) {
    b && (a = this.output_ports.get("output-" + a)) && (f.output = this, b.constructor === e ? a.send(b.data) : a.send(b));
  };
  g.MIDIInterface = f;
  g.title = "MIDI Input";
  g.desc = "Reads MIDI from a input port";
  g.prototype.getPropertyInfo = function(a) {
    if (this._midi && "port" == a) {
      a = {};
      for (var b = 0; b < this._midi.input_ports.size; ++b) {
        var c = this._midi.input_ports.get("input-" + b);
        a[b] = b + ".- " + c.name + " version:" + c.version;
      }
      return {type:"enum", values:a};
    }
  };
  g.prototype.onStart = function() {
    this._midi ? this._midi.openInputPort(this.properties.port, this.onMIDIEvent.bind(this)) : this._waiting = !0;
  };
  g.prototype.onMIDIEvent = function(a, b) {
    this._last_midi_event = b;
    this.trigger("on_midi", b);
    b.cmd == e.NOTEON ? this.trigger("on_noteon", b) : b.cmd == e.NOTEOFF ? this.trigger("on_noteoff", b) : b.cmd == e.CONTROLLERCHANGE ? this.trigger("on_cc", b) : b.cmd == e.PROGRAMCHANGE ? this.trigger("on_pc", b) : b.cmd == e.PITCHBEND && this.trigger("on_pitchbend", b);
  };
  g.prototype.onExecute = function() {
    if (this.outputs) {
      for (var a = this._last_midi_event, b = 0; b < this.outputs.length; ++b) {
        switch(this.outputs[b].name) {
          case "midi":
            var c = this._midi;
            break;
          case "last_midi":
            c = a;
            break;
          default:
            continue;
        }
        this.setOutputData(b, c);
      }
    }
  };
  g.prototype.onGetOutputs = function() {
    return [["last_midi", "midi"], ["on_midi", LiteGraph.EVENT], ["on_noteon", LiteGraph.EVENT], ["on_noteoff", LiteGraph.EVENT], ["on_cc", LiteGraph.EVENT], ["on_pc", LiteGraph.EVENT], ["on_pitchbend", LiteGraph.EVENT]];
  };
  LiteGraph.registerNodeType("midi/input", g);
  l.MIDIInterface = f;
  l.title = "MIDI Output";
  l.desc = "Sends MIDI to output channel";
  l.prototype.getPropertyInfo = function(a) {
    if (this._midi && "port" == a) {
      a = {};
      for (var b = 0; b < this._midi.output_ports.size; ++b) {
        var c = this._midi.output_ports.get(b);
        a[b] = b + ".- " + c.name + " version:" + c.version;
      }
      return {type:"enum", values:a};
    }
  };
  l.prototype.onAction = function(a, b) {
    console.log(b);
    this._midi && ("send" == a && this._midi.sendMIDI(this.port, b), this.trigger("midi", b));
  };
  l.prototype.onGetInputs = function() {
    return [["send", LiteGraph.ACTION]];
  };
  l.prototype.onGetOutputs = function() {
    return [["on_midi", LiteGraph.EVENT]];
  };
  LiteGraph.registerNodeType("midi/output", l);
  k.title = "MIDI Show";
  k.desc = "Shows MIDI in the graph";
  k.prototype.onAction = function(a, b) {
    b && (this._str = b.constructor === e ? b.toString() : "???");
  };
  k.prototype.onDrawForeground = function(a) {
    this._str && (a.font = "30px Arial", a.fillText(this._str, 10, 0.8 * this.size[1]));
  };
  k.prototype.onGetInputs = function() {
    return [["in", LiteGraph.ACTION]];
  };
  k.prototype.onGetOutputs = function() {
    return [["on_midi", LiteGraph.EVENT]];
  };
  LiteGraph.registerNodeType("midi/show", k);
  a.title = "MIDI Filter";
  a.desc = "Filters MIDI messages";
  a.prototype.onAction = function(a, b) {
    !b || b.constructor !== e || -1 != this.properties.channel && b.channel != this.properties.channel || -1 != this.properties.cmd && b.cmd != this.properties.cmd || -1 != this.properties.min_value && b.data[1] < this.properties.min_value || -1 != this.properties.max_value && b.data[1] > this.properties.max_value || this.trigger("on_midi", b);
  };
  LiteGraph.registerNodeType("midi/filter", a);
  b.title = "MIDIEvent";
  b.desc = "Create a MIDI Event";
  b.prototype.onAction = function(a, b) {
    "assign" == a ? (this.properties.channel = b.channel, this.properties.cmd = b.cmd, this.properties.value1 = b.data[1], this.properties.value2 = b.data[2]) : (b = new e, b.channel = this.properties.channel, this.properties.cmd && this.properties.cmd.constructor === String ? b.setCommandFromString(this.properties.cmd) : b.cmd = this.properties.cmd, b.data[0] = b.cmd | b.channel, b.data[1] = Number(this.properties.value1), b.data[2] = Number(this.properties.value2), this.trigger("on_midi", b));
  };
  b.prototype.onExecute = function() {
    var a = this.properties;
    if (this.outputs) {
      for (var b = 0; b < this.outputs.length; ++b) {
        switch(this.outputs[b].name) {
          case "midi":
            var c = new e;
            c.setup([a.cmd, a.value1, a.value2]);
            c.channel = a.channel;
            break;
          case "command":
            c = a.cmd;
            break;
          case "cc":
            c = a.value1;
            break;
          case "cc_value":
            c = a.value2;
            break;
          case "note":
            c = a.cmd == e.NOTEON || a.cmd == e.NOTEOFF ? a.value1 : null;
            break;
          case "velocity":
            c = a.cmd == e.NOTEON ? a.value2 : null;
            break;
          case "pitch":
            c = a.cmd == e.NOTEON ? e.computePitch(a.value1) : null;
            break;
          case "pitchbend":
            c = a.cmd == e.PITCHBEND ? e.computePitchBend(a.value1, a.value2) : null;
            break;
          default:
            continue;
        }
        null !== c && this.setOutputData(b, c);
      }
    }
  };
  b.prototype.onPropertyChanged = function(a, b) {
    "cmd" == a && (this.properties.cmd = e.computeCommandFromString(b));
  };
  b.prototype.onGetOutputs = function() {
    return [["midi", "midi"], ["on_midi", LiteGraph.EVENT], ["command", "number"], ["note", "number"], ["velocity", "number"], ["cc", "number"], ["cc_value", "number"], ["pitch", "number"], ["pitchbend", "number"]];
  };
  LiteGraph.registerNodeType("midi/event", b);
  d.title = "MIDICC";
  d.desc = "gets a Controller Change";
  d.prototype.onExecute = function() {
    f.input && (this.properties.value = f.input.state.cc[this.properties.cc]);
    this.setOutputData(0, this.properties.value);
  };
  LiteGraph.registerNodeType("midi/cc", d);
})(window);
(function(c) {
  function e() {
    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 = p.getAudioContext().createGain();
    this.audionode.graphnode = this;
    this.audionode.gain.value = this.properties.gain;
    this.properties.src && this.loadSound(this.properties.src);
  }
  function f() {
    this.properties = {fftSize:2048, minDecibels:-100, maxDecibels:-10, smoothingTimeConstant:0.5};
    this.audionode = p.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 g() {
    this.properties = {gain:1};
    this.audionode = p.getAudioContext().createGain();
    this.addInput("in", "audio");
    this.addInput("gain", "number");
    this.addOutput("out", "audio");
  }
  function l() {
    this.properties = {impulse_src:"", normalize:!0};
    this.audionode = p.getAudioContext().createConvolver();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function k() {
    this.properties = {threshold:-50, knee:40, ratio:12, reduction:-20, attack:0, release:0.25};
    this.audionode = p.getAudioContext().createDynamicsCompressor();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function a() {
    this.properties = {};
    this.audionode = p.getAudioContext().createWaveShaper();
    this.addInput("in", "audio");
    this.addInput("shape", "waveshape");
    this.addOutput("out", "audio");
  }
  function b() {
    this.properties = {gain1:0.5, gain2:0.5};
    this.audionode = p.getAudioContext().createGain();
    this.audionode1 = p.getAudioContext().createGain();
    this.audionode1.gain.value = this.properties.gain1;
    this.audionode2 = p.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 d() {
    this.properties = {delayTime:0.5};
    this.audionode = p.getAudioContext().createDelay(10);
    this.audionode.delayTime.value = this.properties.delayTime;
    this.addInput("in", "audio");
    this.addInput("time", "number");
    this.addOutput("out", "audio");
  }
  function h() {
    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 = p.getAudioContext().createBiquadFilter();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function n() {
    this.properties = {frequency:440, detune:0, type:"sine"};
    this.addProperty("type", "sine", "enum", {values:["sine", "square", "sawtooth", "triangle", "custom"]});
    this.audionode = p.getAudioContext().createOscillator();
    this.addOutput("out", "audio");
  }
  function v() {
    this.properties = {continuous:!0, mark:-1};
    this.addInput("data", "array");
    this.addInput("mark", "number");
    this.size = [300, 200];
    this._last_buffer = null;
  }
  function u() {
    this.properties = {band:440, amplitude:1};
    this.addInput("freqs", "array");
    this.addOutput("signal", "number");
  }
  function r() {
    if (!r.default_code) {
      var a = r.default_function.toString(), b = a.indexOf("{") + 1, c = a.lastIndexOf("}");
      r.default_code = a.substr(b, c - b);
    }
    this.properties = {code:r.default_code};
    a = p.getAudioContext();
    a.createScriptProcessor ? this.audionode = a.createScriptProcessor(4096, 1, 1) : (console.warn("ScriptProcessorNode deprecated"), this.audionode = a.createGain());
    this.processCode();
    r._bypass_function || (r._bypass_function = this.audionode.onaudioprocess);
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function t() {
    this.audionode = p.getAudioContext().destination;
    this.addInput("in", "audio");
  }
  var p = {};
  c.LGAudio = p;
  p.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;
  };
  p.connect = function(a, b) {
    try {
      a.connect(b);
    } catch (y) {
      console.warn("LGraphAudio:", y);
    }
  };
  p.disconnect = function(a, b) {
    try {
      a.disconnect(b);
    } catch (y) {
      console.warn("LGraphAudio:", y);
    }
  };
  p.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 ? p.connect(e, d) : p.disconnect(e, d);
        }
      }
    }
    if (a.outputs) {
      for (c = 0; c < a.outputs.length; ++c) {
        for (var f = a.outputs[c], g = 0; g < f.links.length; ++g) {
          if (d = a.graph.links[f.links[g]]) {
            e = a.getAudioNodeInOutputSlot ? a.getAudioNodeInOutputSlot(c) : a.audionode;
            var h = a.graph.getNodeById(d.target_id);
            d = h.getAudioNodeInInputSlot ? h.getAudioNodeInInputSlot(d.target_slot) : h.audionode;
            b ? p.connect(e, d) : p.disconnect(e, d);
          }
        }
      }
    }
  };
  p.onConnectionsChange = function(a, b, c, d) {
    a == LiteGraph.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 ? p.connect(b, d) : p.disconnect(b, d)));
  };
  p.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 = p.onConnectionsChange;
  };
  p.cached_audios = {};
  p.loadSound = function(a, b, c) {
    function d(a) {
      console.log("Audio loading sample error:", a);
      c && c(a);
    }
    if (p.cached_audios[a] && -1 == a.indexOf("blob:")) {
      b && b(p.cached_audios[a]);
    } else {
      p.onProcessAudioURL && (a = p.onProcessAudioURL(a));
      var e = new XMLHttpRequest;
      e.open("GET", a, !0);
      e.responseType = "arraybuffer";
      var f = p.getAudioContext();
      e.onload = function() {
        console.log("AudioSource loaded");
        f.decodeAudioData(e.response, function(c) {
          console.log("AudioSource decoded");
          p.cached_audios[a] = c;
          b && b(c);
        }, d);
      };
      e.send();
      return e;
    }
  };
  e["@src"] = {widget:"resource"};
  e.supported_extensions = ["wav", "ogg", "mp3"];
  e.prototype.onAdded = function(a) {
    if (a.status === LGraph.STATUS_RUNNING) {
      this.onStart();
    }
  };
  e.prototype.onStart = function() {
    this._audiobuffer && this.properties.autoplay && this.playBuffer(this._audiobuffer);
  };
  e.prototype.onStop = function() {
    this.stopAllSounds();
  };
  e.prototype.onPause = function() {
    this.pauseAllSounds();
  };
  e.prototype.onUnpause = function() {
    this.unpauseAllSounds();
  };
  e.prototype.onRemoved = function() {
    this.stopAllSounds();
    this._dropped_url && URL.revokeObjectURL(this._url);
  };
  e.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;
  };
  e.prototype.pauseAllSounds = function() {
    p.getAudioContext().suspend();
  };
  e.prototype.unpauseAllSounds = function() {
    p.getAudioContext().resume();
  };
  e.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);
      }
    }
  };
  e.prototype.onAction = function(a) {
    this._audiobuffer && ("Play" == a ? this.playBuffer(this._audiobuffer) : "Stop" == a && this.stopAllSounds());
  };
  e.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;
          }
        }
      }
    }
  };
  e.prototype.playBuffer = function(a) {
    var b = this, c = p.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;
  };
  e.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 = p.loadSound(a, function(a) {
      this.boxcolor = LiteGraph.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");
  };
  e.prototype.onConnectionsChange = p.onConnectionsChange;
  e.prototype.onGetInputs = function() {
    return [["playbackRate", "number"], ["Play", LiteGraph.ACTION], ["Stop", LiteGraph.ACTION]];
  };
  e.prototype.onGetOutputs = function() {
    return [["buffer", "audiobuffer"], ["ended", LiteGraph.EVENT]];
  };
  e.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;
  };
  e.title = "Source";
  e.desc = "Plays audio";
  LiteGraph.registerNodeType("audio/source", e);
  f.prototype.onPropertyChanged = function(a, b) {
    this.audionode[a] = b;
  };
  f.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);
      }
    }
  };
  f.prototype.onGetInputs = function() {
    return [["minDecibels", "number"], ["maxDecibels", "number"], ["smoothingTimeConstant", "number"]];
  };
  f.prototype.onGetOutputs = function() {
    return [["freqs", "array"], ["samples", "array"]];
  };
  f.title = "Analyser";
  f.desc = "Audio Analyser";
  LiteGraph.registerNodeType("audio/analyser", f);
  g.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);
      }
    }
  };
  p.createAudioNodeWrapper(g);
  g.title = "Gain";
  g.desc = "Audio gain";
  LiteGraph.registerNodeType("audio/gain", g);
  p.createAudioNodeWrapper(l);
  l.prototype.onRemove = function() {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
  };
  l.prototype.onPropertyChanged = function(a, b) {
    "impulse_src" == a ? this.loadImpulse(b) : "normalize" == a && (this.audionode.normalize = b);
  };
  l.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);
  };
  l.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 = p.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);
  };
  l.title = "Convolver";
  l.desc = "Convolves the signal (used for reverb)";
  LiteGraph.registerNodeType("audio/convolver", l);
  p.createAudioNodeWrapper(k);
  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 [["threshold", "number"], ["knee", "number"], ["ratio", "number"], ["reduction", "number"], ["attack", "number"], ["release", "number"]];
  };
  k.title = "DynamicsCompressor";
  k.desc = "Dynamics Compressor";
  LiteGraph.registerNodeType("audio/dynamicsCompressor", k);
  a.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      var a = this.getInputData(1);
      void 0 !== a && (this.audionode.curve = a);
    }
  };
  a.prototype.setWaveShape = function(a) {
    this.audionode.curve = a;
  };
  p.createAudioNodeWrapper(a);
  b.prototype.getAudioNodeInInputSlot = function(a) {
    if (0 == a) {
      return this.audionode1;
    }
    if (2 == a) {
      return this.audionode2;
    }
  };
  b.prototype.onPropertyChanged = function(a, b) {
    "gain1" == a ? this.audionode1.gain.value = b : "gain2" == a && (this.audionode2.gain.value = b);
  };
  b.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)));
      }
    }
  };
  p.createAudioNodeWrapper(b);
  b.title = "Mixer";
  b.desc = "Audio mixer";
  LiteGraph.registerNodeType("audio/mixer", b);
  p.createAudioNodeWrapper(d);
  d.prototype.onExecute = function() {
    var a = this.getInputData(1);
    void 0 !== a && (this.audionode.delayTime.value = a);
  };
  d.title = "Delay";
  d.desc = "Audio delay";
  LiteGraph.registerNodeType("audio/delay", d);
  h.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);
        }
      }
    }
  };
  h.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["Q", "number"]];
  };
  p.createAudioNodeWrapper(h);
  h.title = "BiquadFilter";
  h.desc = "Audio filter";
  LiteGraph.registerNodeType("audio/biquadfilter", h);
  n.prototype.onStart = function() {
    this.audionode.started || (this.audionode.started = !0, this.audionode.start());
  };
  n.prototype.onStop = function() {
    this.audionode.started && (this.audionode.started = !1, this.audionode.stop());
  };
  n.prototype.onPause = function() {
    this.onStop();
  };
  n.prototype.onUnpause = function() {
    this.onStart();
  };
  n.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);
        }
      }
    }
  };
  n.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["type", "string"]];
  };
  p.createAudioNodeWrapper(n);
  n.title = "Oscillator";
  n.desc = "Oscillator";
  LiteGraph.registerNodeType("audio/oscillator", n);
  v.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);
  };
  v.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 = p.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());
    }
  };
  v.title = "Visualization";
  v.desc = "Audio Visualization";
  LiteGraph.registerNodeType("audio/visualization", v);
  u.prototype.onExecute = function() {
    if (this._freqs = this.getInputData(0)) {
      var a = this.properties.band, b = this.getInputData(1);
      void 0 !== b && (a = b);
      b = p.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);
    }
  };
  u.prototype.onGetInputs = function() {
    return [["band", "number"]];
  };
  u.title = "Signal";
  u.desc = "extract the signal of some frequency";
  LiteGraph.registerNodeType("audio/signal", u);
  r.prototype.onAdded = function(a) {
    a.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback);
  };
  r["@code"] = {widget:"code"};
  r.prototype.onStart = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  r.prototype.onStop = function() {
    this.audionode.onaudioprocess = r._bypass_function;
  };
  r.prototype.onPause = function() {
    this.audionode.onaudioprocess = r._bypass_function;
  };
  r.prototype.onUnpause = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  r.prototype.onExecute = function() {
  };
  r.prototype.onRemoved = function() {
    this.audionode.onaudioprocess = r._bypass_function;
  };
  r.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 (q) {
      console.error("Error in onaudioprocess code", q), this._callback = r._bypass_function, this.audionode.onaudioprocess = this._callback;
    }
  };
  r.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));
  };
  r.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];
        }
      }
    };
  };
  p.createAudioNodeWrapper(r);
  r.title = "Script";
  r.desc = "apply script to signal";
  LiteGraph.registerNodeType("audio/script", r);
  t.title = "Destination";
  t.desc = "Audio output";
  LiteGraph.registerNodeType("audio/destination", t);
})(window);

>>>>>>> 2cc2a410eb150720207034f5fb45b7bf8dd5b67d