ComfyUI_frontend/build/litegraph.min.js

<<<<<<< HEAD
(function(B){function c(a){h.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear();a&&this.configure(a)}function m(a,b,d,g,f,r){this.id=a;this.type=b;this.origin_id=d;this.origin_slot=g;this.target_id=f;this.target_slot=r;this._data=null;this._pos=new Float32Array(2)}function n(a){this._ctor(a)}function l(a){this._ctor(a)}function x(a,b){this.offset=new Float32Array([0,0]);this.scale=1;this.max_scale=10;this.min_scale=0.1;this.onredraw=null;this.enabled=!0;this.last_mouse=
[0,0];this.element=null;this.visible_area=new Float32Array(4);a&&(this.element=a,b||this.bindEvents(a))}function e(a,b,d){d=d||{};this.background_image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=";
a&&a.constructor===String&&(a=document.querySelector(a));this.ds=new x;this.zoom_modify_alpha=!0;this.title_text_font=""+h.NODE_TEXT_SIZE+"px Arial";this.inner_text_font="normal "+h.NODE_SUBTEXT_SIZE+"px Arial";this.node_title_color=h.NODE_TITLE_COLOR;this.default_link_color=h.LINK_COLOR;this.default_connection_color={input_off:"#778",input_on:"#7F7",output_off:"#778",output_on:"#7F7"};this.highquality_render=!0;this.use_gradients=!1;this.editor_alpha=1;this.pause_rendering=!1;this.clear_background=
!0;this.read_only=!1;this.render_only_selected=!0;this.live_mode=!1;this.allow_searchbox=this.allow_interaction=this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.drag_mode=this.allow_reconnect_links=!1;this.filter=this.dragging_rectangle=null;this.always_render_background=!1;this.render_canvas_border=this.render_shadows=!0;this.render_connections_shadows=!1;this.render_connections_border=!0;this.render_connection_arrows=this.render_curved_connections=!1;this.render_collapsed_slots=
!0;this.render_execution_order=!1;this.render_link_tooltip=this.render_title_colored=!0;this.links_render_mode=h.SPLINE_LINK;this.canvas_mouse=[0,0];this.onSelectionChange=this.onNodeMoved=this.onDrawLinkTooltip=this.onDrawOverlay=this.onDrawForeground=this.onDrawBackground=this.onMouse=this.onSearchBoxSelection=this.onSearchBox=null;this.connections_width=3;this.round_radius=8;this.over_link_center=this.node_widget=this.current_node=null;this.last_mouse_position=[0,0];this.visible_area=this.ds.visible_area;
this.visible_links=[];b&&b.attachCanvas(this);this.setCanvas(a);this.clear();d.skip_render||this.startRendering();this.autoresize=d.autoresize}function C(a,b){return Math.sqrt((b[0]-a[0])*(b[0]-a[0])+(b[1]-a[1])*(b[1]-a[1]))}function w(a,b,d,g,f,r){return d<a&&d+f>a&&g<b&&g+r>b?!0:!1}function u(a,b){var d=a[0]+a[2],g=a[1]+a[3],f=b[1]+b[3];return a[0]>b[0]+b[2]||a[1]>f||d<b[0]||g<b[1]?!1:!0}function D(a,b){function d(a){var d=parseInt(r.style.top);r.style.top=(d+a.deltaY*b.scroll_speed).toFixed()+
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b.event=null);var r=document.createElement("div");r.className="litegraph litecontextmenu litemenubar-panel";b.className&&(r.className+=" "+b.className);r.style.minWidth=100;r.style.minHeight=100;r.style.pointerEvents="none";setTimeout(function(){r.style.pointerEvents="auto"},100);r.addEventListener("mouseup",function(a){a.preventDefault();return!0},!0);r.addEventListener("contextmenu",function(a){if(2!=a.button)return!1;a.preventDefault();return!1},!0);r.addEventListener("mousedown",function(a){if(2==
a.button)return g.close(),a.preventDefault(),!0},!0);b.scroll_speed||(b.scroll_speed=0.1);r.addEventListener("wheel",d,!0);r.addEventListener("mousewheel",d,!0);this.root=r;b.title&&(f=document.createElement("div"),f.className="litemenu-title",f.innerHTML=b.title,r.appendChild(f));var f=0,h;for(h in a){var c=a.constructor==Array?a[h]:h;null!=c&&c.constructor!==String&&(c=void 0===c.content?String(c):c.content);this.addItem(c,a[h],b);f++}r.addEventListener("mouseleave",function(a){g.lock||(r.closing_timer&&
clearTimeout(r.closing_timer),r.closing_timer=setTimeout(g.close.bind(g,a),500))});r.addEventListener("mouseenter",function(a){r.closing_timer&&clearTimeout(r.closing_timer)});h=document;b.event&&(h=b.event.target.ownerDocument);h||(h=document);h.fullscreenElement?h.fullscreenElement.appendChild(r):h.body.appendChild(r);f=b.left||0;h=b.top||0;if(b.event){f=b.event.clientX-10;h=b.event.clientY-10;b.title&&(h-=20);b.parentMenu&&(f=b.parentMenu.root.getBoundingClientRect(),f=f.left+f.width);var c=document.body.getBoundingClientRect(),
k=r.getBoundingClientRect();0==c.height&&console.error("document.body height is 0. That is dangerous, set html,body { height: 100%; }");c.width&&f>c.width-k.width-10&&(f=c.width-k.width-10);c.height&&h>c.height-k.height-10&&(h=c.height-k.height-10)}r.style.left=f+"px";r.style.top=h+"px";b.scale&&(r.style.transform="scale("+b.scale+")")}function A(a){this.points=a;this.nearest=this.selected=-1;this.size=null;this.must_update=!0;this.margin=5}var h=B.LiteGraph={VERSION:0.4,CANVAS_GRID_SIZE:10,NODE_TITLE_HEIGHT:30,
NODE_TITLE_TEXT_Y:20,NODE_SLOT_HEIGHT:20,NODE_WIDGET_HEIGHT:20,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,NODE_COLLAPSED_WIDTH:80,NODE_TITLE_COLOR:"#999",NODE_TEXT_SIZE:14,NODE_TEXT_COLOR:"#AAA",NODE_SUBTEXT_SIZE:12,NODE_DEFAULT_COLOR:"#333",NODE_DEFAULT_BGCOLOR:"#353535",NODE_DEFAULT_BOXCOLOR:"#666",NODE_DEFAULT_SHAPE:"box",DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)",DEFAULT_GROUP_FONT:24,WIDGET_BGCOLOR:"#222",WIDGET_OUTLINE_COLOR:"#666",WIDGET_TEXT_COLOR:"#DDD",WIDGET_SECONDARY_TEXT_COLOR:"#999",
LINK_COLOR:"#9A9",EVENT_LINK_COLOR:"#A86",CONNECTING_LINK_COLOR:"#AFA",MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],VALID_SHAPES:["default","box","round","card"],BOX_SHAPE:1,ROUND_SHAPE:2,CIRCLE_SHAPE:3,CARD_SHAPE:4,ARROW_SHAPE:5,INPUT:1,OUTPUT:2,EVENT:-1,ACTION:-1,ALWAYS:0,ON_EVENT:1,NEVER:2,ON_TRIGGER:3,UP:1,DOWN:2,LEFT:3,RIGHT:4,CENTER:5,STRAIGHT_LINK:0,LINEAR_LINK:1,SPLINE_LINK:2,NORMAL_TITLE:0,NO_TITLE:1,TRANSPARENT_TITLE:2,AUTOHIDE_TITLE:3,proxy:null,node_images_path:"",debug:!1,catch_exceptions:!0,
throw_errors:!0,allow_scripts:!1,registered_node_types:{},node_types_by_file_extension:{},Nodes:{},searchbox_extras:{},registerNodeType:function(a,b){if(!b.prototype)throw"Cannot register a simple object, it must be a class with a prototype";b.type=a;h.debug&&console.log("Node registered: "+a);a.split("/");var d=b.name,g=a.lastIndexOf("/");b.category=a.substr(0,g);b.title||(b.title=d);if(b.prototype)for(var f in n.prototype)b.prototype[f]||(b.prototype[f]=n.prototype[f]);if(g=this.registered_node_types[a])console.log("replacing node type: "+
a);else if(Object.hasOwnProperty(b.prototype,"shape")||Object.defineProperty(b.prototype,"shape",{set:function(a){switch(a){case "default":delete this._shape;break;case "box":this._shape=h.BOX_SHAPE;break;case "round":this._shape=h.ROUND_SHAPE;break;case "circle":this._shape=h.CIRCLE_SHAPE;break;case "card":this._shape=h.CARD_SHAPE;break;default:this._shape=a}},get:function(a){return this._shape},enumerable:!0,configurable:!0}),b.prototype.onPropertyChange&&console.warn("LiteGraph node class "+a+
" has onPropertyChange method, it must be called onPropertyChanged with d at the end"),b.supported_extensions)for(f in b.supported_extensions){var r=b.supported_extensions[f];r&&r.constructor===String&&(this.node_types_by_file_extension[r.toLowerCase()]=b)}this.registered_node_types[a]=b;b.constructor.name&&(this.Nodes[d]=b);if(h.onNodeTypeRegistered)h.onNodeTypeRegistered(a,b);if(g&&h.onNodeTypeReplaced)h.onNodeTypeReplaced(a,b,g)},unregisterNodeType:function(a){var b=a.constructor===String?this.registered_node_types[a]:
a;if(!b)throw"node type not found: "+a;delete this.registered_node_types[b.type];b.constructor.name&&delete this.Nodes[b.constructor.name]},wrapFunctionAsNode:function(a,b,d,g,f){for(var r=Array(b.length),s="",c=h.getParameterNames(b),k=0;k<c.length;++k)s+="this.addInput('"+c[k]+"',"+(d&&d[k]?"'"+d[k]+"'":"0")+");\n";s+="this.addOutput('out',"+(g?"'"+g+"'":0)+");\n";f&&(s+="this.properties = "+JSON.stringify(f)+";\n");d=Function(s);d.title=a.split("/").pop();d.desc="Generated from "+b.name;d.prototype.onExecute=
function(){for(var a=0;a<r.length;++a)r[a]=this.getInputData(a);a=b.apply(this,r);this.setOutputData(0,a)};this.registerNodeType(a,d)},addNodeMethod:function(a,b){n.prototype[a]=b;for(var d in this.registered_node_types){var g=this.registered_node_types[d];g.prototype[a]&&(g.prototype["_"+a]=g.prototype[a]);g.prototype[a]=b}},createNode:function(a,b,d){var g=this.registered_node_types[a];if(!g)return h.debug&&console.log('GraphNode type "'+a+'" not registered.'),null;b=b||g.title||a;var f=null;if(h.catch_exceptions)try{f=
new g(b)}catch(r){return console.error(r),null}else f=new g(b);f.type=a;!f.title&&b&&(f.title=b);f.properties||(f.properties={});f.properties_info||(f.properties_info=[]);f.flags||(f.flags={});f.size||(f.size=f.computeSize());f.pos||(f.pos=h.DEFAULT_POSITION.concat());f.mode||(f.mode=h.ALWAYS);if(d)for(var s in d)f[s]=d[s];return f},getNodeType:function(a){return this.registered_node_types[a]},getNodeTypesInCategory:function(a,b){var d=[],g;for(g in this.registered_node_types){var f=this.registered_node_types[g];
b&&f.filter&&f.filter!=b||(""==a?null==f.category&&d.push(f):f.category==a&&d.push(f))}return d},getNodeTypesCategories:function(a){var b={"":1},d;for(d in this.registered_node_types){var g=this.registered_node_types[d];!g.category||g.skip_list||a&&g.filter!=a||(b[g.category]=1)}a=[];for(d in b)a.push(d);return a},reloadNodes:function(a){var b=document.getElementsByTagName("script"),d=[],g;for(g in b)d.push(b[g]);b=document.getElementsByTagName("head")[0];a=document.location.href+a;for(g in d){var f=
d[g].src;if(f&&f.substr(0,a.length)==a)try{h.debug&&console.log("Reloading: "+f);var r=document.createElement("script");r.type="text/javascript";r.src=f;b.appendChild(r);b.removeChild(d[g])}catch(s){if(h.throw_errors)throw s;h.debug&&console.log("Error while reloading "+f)}}h.debug&&console.log("Nodes reloaded")},cloneObject:function(a,b){if(null==a)return null;var d=JSON.parse(JSON.stringify(a));if(!b)return d;for(var g in d)b[g]=d[g];return b},isValidConnection:function(a,b){if(!a||!b||a==b||a==
h.EVENT&&b==h.ACTION)return!0;a=String(a);b=String(b);a=a.toLowerCase();b=b.toLowerCase();if(-1==a.indexOf(",")&&-1==b.indexOf(","))return a==b;for(var d=a.split(","),g=b.split(","),f=0;f<d.length;++f)for(var r=0;r<g.length;++r)if(d[f]==g[r])return!0;return!1},registerSearchboxExtra:function(a,b,d){this.searchbox_extras[b.toLowerCase()]={type:a,desc:b,data:d}},fetchFile:function(a,b,d,g){if(!a)return null;b=b||"text";if(a.constructor===String)return"http"==a.substr(0,4)&&h.proxy&&(a=h.proxy+a.substr(a.indexOf(":")+
3)),fetch(a).then(function(a){if(!a.ok)throw Error("File not found");if("arraybuffer"==b)return a.arrayBuffer();if("text"==b||"string"==b)return a.text();if("json"==b)return a.json();if("blob"==b)return a.blob()}).then(function(a){d&&d(a)})["catch"](function(b){console.error("error fetching file:",a);g&&g(b)});if(a.constructor===File||a.constructor===Blob){var f=new FileReader;f.onload=function(a){a=a.target.result;"json"==b&&(a=JSON.parse(a));d&&d(a)};if("arraybuffer"==b)return f.readAsArrayBuffer(a);
if("text"==b||"json"==b)return f.readAsText(a);if("blob"==b)return f.readAsBinaryString(a)}return null}};h.getTime="undefined"!=typeof performance?performance.now.bind(performance):"undefined"!=typeof Date&&Date.now?Date.now.bind(Date):"undefined"!=typeof process?function(){var a=process.hrtime();return 0.001*a[0]+1E-6*a[1]}:function(){return(new Date).getTime()};B.LGraph=h.LGraph=c;c.supported_types=["number","string","boolean"];c.prototype.getSupportedTypes=function(){return this.supported_types||
c.supported_types};c.STATUS_STOPPED=1;c.STATUS_RUNNING=2;c.prototype.clear=function(){this.stop();this.status=c.STATUS_STOPPED;this.last_link_id=this.last_node_id=0;this._version=-1;if(this._nodes)for(var a=0;a<this._nodes.length;++a){var b=this._nodes[a];if(b.onRemoved)b.onRemoved()}this._nodes=[];this._nodes_by_id={};this._nodes_in_order=[];this._nodes_executable=null;this._groups=[];this.links={};this.iteration=0;this.config={};this.vars={};this.fixedtime=this.runningtime=this.globaltime=0;this.elapsed_time=
this.fixedtime_lapse=0.01;this.starttime=this.last_update_time=0;this.catch_errors=!0;this.inputs={};this.outputs={};this.change();this.sendActionToCanvas("clear")};c.prototype.attachCanvas=function(a){if(a.constructor!=e)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)};c.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))}};c.prototype.start=function(a){if(this.status!=c.STATUS_RUNNING){this.status=c.STATUS_RUNNING;if(this.onPlayEvent)this.onPlayEvent();this.sendEventToAllNodes("onStart");this.last_update_time=this.starttime=h.getTime();a=a||0;var b=this;if(0==a&&"undefined"!=typeof window&&window.requestAnimationFrame){var d=function(){if(-1==b.execution_timer_id){window.requestAnimationFrame(d);if(b.onBeforeStep)b.onBeforeStep();b.runStep(1,!this.catch_errors);
if(b.onAfterStep)b.onAfterStep()}};this.execution_timer_id=-1;d()}else this.execution_timer_id=setInterval(function(){if(b.onBeforeStep)b.onBeforeStep();b.runStep(1,!this.catch_errors);if(b.onAfterStep)b.onAfterStep()},a)}};c.prototype.stop=function(){if(this.status!=c.STATUS_STOPPED){this.status=c.STATUS_STOPPED;if(this.onStopEvent)this.onStopEvent();null!=this.execution_timer_id&&(-1!=this.execution_timer_id&&clearInterval(this.execution_timer_id),this.execution_timer_id=null);this.sendEventToAllNodes("onStop")}};
c.prototype.runStep=function(a,b,d){a=a||1;var g=h.getTime();this.globaltime=0.001*(g-this.starttime);var f=this._nodes_executable?this._nodes_executable:this._nodes;if(f){d=d||f.length;if(b){for(var r=0;r<a;r++){for(var s=0;s<d;++s){var c=f[s];if(c.mode==h.ALWAYS&&c.onExecute)c.onExecute()}this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute()}else try{for(r=0;r<a;r++){for(s=0;s<d;++s)if(c=f[s],c.mode==h.ALWAYS&&c.onExecute)c.onExecute();
this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute();this.errors_in_execution=!1}catch(k){this.errors_in_execution=!0;if(h.throw_errors)throw k;h.debug&&console.log("Error during execution: "+k);this.stop()}a=h.getTime();g=a-g;0==g&&(g=1);this.execution_time=0.001*g;this.globaltime+=0.001*g;this.iteration+=1;this.elapsed_time=0.001*(a-this.last_update_time);this.last_update_time=a}};c.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])};c.prototype.computeExecutionOrder=function(a,b){for(var d=[],g=[],f={},r={},s={},c=0,k=this._nodes.length;c<k;++c){var e=this._nodes[c];if(!a||e.onExecute){f[e.id]=e;var p=0;if(e.inputs)for(var t=0,q=e.inputs.length;t<q;t++)e.inputs[t]&&null!=e.inputs[t].link&&(p+=1);0==p?(g.push(e),b&&(e._level=1)):(b&&(e._level=
0),s[e.id]=p)}}for(;0!=g.length;)if(e=g.shift(),d.push(e),delete f[e.id],e.outputs)for(c=0;c<e.outputs.length;c++)if(k=e.outputs[c],null!=k&&null!=k.links&&0!=k.links.length)for(t=0;t<k.links.length;t++)(p=this.links[k.links[t]])&&!r[p.id]&&(q=this.getNodeById(p.target_id),null==q?r[p.id]=!0:(b&&(!q._level||q._level<=e._level)&&(q._level=e._level+1),r[p.id]=!0,s[q.id]-=1,0==s[q.id]&&g.push(q)));for(c in f)d.push(f[c]);d.length!=this._nodes.length&&h.debug&&console.warn("something went wrong, nodes missing");
k=d.length;for(c=0;c<k;++c)d[c].order=c;d=d.sort(function(a,b){var d=a.constructor.priority||a.priority||0,f=b.constructor.priority||b.priority||0;return d==f?a.order-b.order:d-f});for(c=0;c<k;++c)d[c].order=c;return d};c.prototype.getAncestors=function(a){for(var b=[],d=[a],g={};d.length;){var f=d.shift();if(f.inputs){g[f.id]||f==a||(g[f.id]=!0,b.push(f));for(var h=0;h<f.inputs.length;++h){var s=f.getInputNode(h);s&&-1==b.indexOf(s)&&d.push(s)}}}b.sort(function(a,b){return a.order-b.order});return b};
c.prototype.arrange=function(a){a=a||100;for(var b=this.computeExecutionOrder(!1,!0),d=[],g=0;g<b.length;++g){var f=b[g],r=f._level||1;d[r]||(d[r]=[]);d[r].push(f)}b=a;for(g=0;g<d.length;++g)if(r=d[g]){for(var s=100,c=a+h.NODE_TITLE_HEIGHT,k=0;k<r.length;++k)f=r[k],f.pos[0]=b,f.pos[1]=c,f.size[0]>s&&(s=f.size[0]),c+=f.size[1]+a+h.NODE_TITLE_HEIGHT;b+=s+a}this.setDirtyCanvas(!0,!0)};c.prototype.getTime=function(){return this.globaltime};c.prototype.getFixedTime=function(){return this.fixedtime};c.prototype.getElapsedTime=
function(){return this.elapsed_time};c.prototype.sendEventToAllNodes=function(a,b,d){d=d||h.ALWAYS;var g=this._nodes_in_order?this._nodes_in_order:this._nodes;if(g)for(var f=0,r=g.length;f<r;++f){var s=g[f];if(s.constructor===h.Subgraph&&"onExecute"!=a)s.mode==d&&s.sendEventToAllNodes(a,b,d);else if(s[a]&&s.mode==d)if(void 0===b)s[a]();else if(b&&b.constructor===Array)s[a].apply(s,b);else s[a](b)}};c.prototype.sendActionToCanvas=function(a,b){if(this.list_of_graphcanvas)for(var d=0;d<this.list_of_graphcanvas.length;++d){var g=
this.list_of_graphcanvas[d];g[a]&&g[a].apply(g,b)}};c.prototype.add=function(a,b){if(a)if(a.constructor===l)this._groups.push(a),this.setDirtyCanvas(!0),this.change(),a.graph=this,this._version++;else{-1!=a.id&&null!=this._nodes_by_id[a.id]&&(console.warn("LiteGraph: there is already a node with this ID, changing it"),a.id=++this.last_node_id);if(this._nodes.length>=h.MAX_NUMBER_OF_NODES)throw"LiteGraph: max number of nodes in a graph reached";null==a.id||-1==a.id?a.id=++this.last_node_id:this.last_node_id<
a.id&&(this.last_node_id=a.id);a.graph=this;this._version++;this._nodes.push(a);this._nodes_by_id[a.id]=a;if(a.onAdded)a.onAdded(this);this.config.align_to_grid&&a.alignToGrid();b||this.updateExecutionOrder();if(this.onNodeAdded)this.onNodeAdded(a);this.setDirtyCanvas(!0);this.change();return a}};c.prototype.remove=function(a){if(a.constructor===h.LGraphGroup){var b=this._groups.indexOf(a);-1!=b&&this._groups.splice(b,1);a.graph=null;this._version++;this.setDirtyCanvas(!0,!0);this.change()}else if(null!=
this._nodes_by_id[a.id]&&!a.ignore_remove){if(a.inputs)for(b=0;b<a.inputs.length;b++){var 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;this._version++;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()}};c.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};c.prototype.findNodesByClass=function(a,b){b=b||[];for(var d=b.length=0,g=this._nodes.length;d<g;++d)this._nodes[d].constructor===a&&b.push(this._nodes[d]);return b};c.prototype.findNodesByType=function(a,b){a=a.toLowerCase();
b=b||[];for(var d=b.length=0,g=this._nodes.length;d<g;++d)this._nodes[d].type.toLowerCase()==a&&b.push(this._nodes[d]);return b};c.prototype.findNodeByTitle=function(a){for(var b=0,d=this._nodes.length;b<d;++b)if(this._nodes[b].title==a)return this._nodes[b];return null};c.prototype.findNodesByTitle=function(a){for(var b=[],d=0,g=this._nodes.length;d<g;++d)this._nodes[d].title==a&&b.push(this._nodes[d]);return b};c.prototype.getNodeOnPos=function(a,b,d,g){d=d||this._nodes;for(var f=d.length-1;0<=
f;f--){var h=d[f];if(h.isPointInside(a,b,g))return h}return null};c.prototype.getGroupOnPos=function(a,b){for(var d=this._groups.length-1;0<=d;d--){var g=this._groups[d];if(g.isPointInside(a,b,2,!0))return g}return null};c.prototype.checkNodeTypes=function(){for(var a=0;a<this._nodes.length;a++){var b=this._nodes[a];if(b.constructor!=h.registered_node_types[b.type]){console.log("node being replaced by newer version: "+b.type);var d=h.createNode(b.type);this._nodes[a]=d;d.configure(b.serialize());
d.graph=this;this._nodes_by_id[d.id]=d;b.inputs&&(d.inputs=b.inputs.concat());b.outputs&&(d.outputs=b.outputs.concat())}}this.updateExecutionOrder()};c.prototype.onAction=function(a,b){this._input_nodes=this.findNodesByClass(h.GraphInput,this._input_nodes);for(var d=0;d<this._input_nodes.length;++d){var g=this._input_nodes[d];if(g.properties.name==a){g.onAction(a,b);break}}};c.prototype.trigger=function(a,b){if(this.onTrigger)this.onTrigger(a,b)};c.prototype.addInput=function(a,b,d){if(!this.inputs[a]){this.inputs[a]=
{name:a,type:b,value:d};this._version++;if(this.onInputAdded)this.onInputAdded(a,b);if(this.onInputsOutputsChange)this.onInputsOutputsChange()}};c.prototype.setInputData=function(a,b){var d=this.inputs[a];d&&(d.value=b)};c.prototype.getInputData=function(a){return(a=this.inputs[a])?a.value:null};c.prototype.renameInput=function(a,b){if(b!=a){if(!this.inputs[a])return!1;if(this.inputs[b])return console.error("there is already one input with that name"),!1;this.inputs[b]=this.inputs[a];delete this.inputs[a];
this._version++;if(this.onInputRenamed)this.onInputRenamed(a,b);if(this.onInputsOutputsChange)this.onInputsOutputsChange()}};c.prototype.changeInputType=function(a,b){if(!this.inputs[a])return!1;if(!this.inputs[a].type||String(this.inputs[a].type).toLowerCase()!=String(b).toLowerCase())if(this.inputs[a].type=b,this._version++,this.onInputTypeChanged)this.onInputTypeChanged(a,b)};c.prototype.removeInput=function(a){if(!this.inputs[a])return!1;delete this.inputs[a];this._version++;if(this.onInputRemoved)this.onInputRemoved(a);
if(this.onInputsOutputsChange)this.onInputsOutputsChange();return!0};c.prototype.addOutput=function(a,b,d){this.outputs[a]={name:a,type:b,value:d};this._version++;if(this.onOutputAdded)this.onOutputAdded(a,b);if(this.onInputsOutputsChange)this.onInputsOutputsChange()};c.prototype.setOutputData=function(a,b){var d=this.outputs[a];d&&(d.value=b)};c.prototype.getOutputData=function(a){return(a=this.outputs[a])?a.value:null};c.prototype.renameOutput=function(a,b){if(!this.outputs[a])return!1;if(this.outputs[b])return console.error("there is already one output with that name"),
!1;this.outputs[b]=this.outputs[a];delete this.outputs[a];this._version++;if(this.onOutputRenamed)this.onOutputRenamed(a,b);if(this.onInputsOutputsChange)this.onInputsOutputsChange()};c.prototype.changeOutputType=function(a,b){if(!this.outputs[a])return!1;if(!this.outputs[a].type||String(this.outputs[a].type).toLowerCase()!=String(b).toLowerCase())if(this.outputs[a].type=b,this._version++,this.onOutputTypeChanged)this.onOutputTypeChanged(a,b)};c.prototype.removeOutput=function(a){if(!this.outputs[a])return!1;
delete this.outputs[a];this._version++;if(this.onOutputRemoved)this.onOutputRemoved(a);if(this.onInputsOutputsChange)this.onInputsOutputsChange();return!0};c.prototype.triggerInput=function(a,b){for(var d=this.findNodesByTitle(a),g=0;g<d.length;++g)d[g].onTrigger(b)};c.prototype.setCallback=function(a,b){for(var d=this.findNodesByTitle(a),g=0;g<d.length;++g)d[g].setTrigger(b)};c.prototype.connectionChange=function(a,b){this.updateExecutionOrder();if(this.onConnectionChange)this.onConnectionChange(a);
this._version++;this.sendActionToCanvas("onConnectionChange")};c.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};c.prototype.clearTriggeredSlots=function(){for(var a in this.links){var b=this.links[a];b&&b._last_time&&(b._last_time=0)}};c.prototype.change=function(){h.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};
c.prototype.setDirtyCanvas=function(a,b){this.sendActionToCanvas("setDirty",[a,b])};c.prototype.removeLink=function(a){if(a=this.links[a]){var b=this.getNodeById(a.target_id);b&&b.disconnectInput(a.target_slot)}};c.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 g=this.links[b];if(!g.serialize){console.warn("weird LLink bug, link info is not a LLink but a regular object");var f=new m;for(b in g)f[b]=g[b];
g=this.links[b]=f}d.push(g.serialize())}g=[];for(b=0;b<this._groups.length;++b)g.push(this._groups[b].serialize());return{last_node_id:this.last_node_id,last_link_id:this.last_link_id,nodes:a,links:d,groups:g,config:this.config,version:h.VERSION}};c.prototype.configure=function(a,b){if(a){b||this.clear();var d=a.nodes;if(a.links&&a.links.constructor===Array){for(var g=[],f=0;f<a.links.length;++f){var r=a.links[f];if(r){var s=new m;s.configure(r);g[s.id]=s}else console.warn("serialized graph link data contains errors, skipping.")}a.links=
g}for(f in a)"nodes"!=f&&"groups"!=f&&(this[f]=a[f]);g=!1;this._nodes=[];if(d){f=0;for(r=d.length;f<r;++f){var s=d[f],c=h.createNode(s.type,s.title);c||(h.debug&&console.log("Node not found or has errors: "+s.type),c=new n,c.last_serialization=s,g=c.has_errors=!0);c.id=s.id;this.add(c,!0)}f=0;for(r=d.length;f<r;++f)s=d[f],(c=this.getNodeById(s.id))&&c.configure(s)}this._groups.length=0;if(a.groups)for(f=0;f<a.groups.length;++f)d=new h.LGraphGroup,d.configure(a.groups[f]),this.add(d);this.updateExecutionOrder();
this._version++;this.setDirtyCanvas(!0,!0);return g}};c.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)}};c.prototype.onNodeTrace=function(a,b,d){};m.prototype.configure=function(a){a.constructor===Array?(this.id=a[0],this.origin_id=a[1],this.origin_slot=a[2],
this.target_id=a[3],this.target_slot=a[4],this.type=a[5]):(this.id=a.id,this.type=a.type,this.origin_id=a.origin_id,this.origin_slot=a.origin_slot,this.target_id=a.target_id,this.target_slot=a.target_slot)};m.prototype.serialize=function(){return[this.id,this.origin_id,this.origin_slot,this.target_id,this.target_slot,this.type]};h.LLink=m;B.LGraphNode=h.LGraphNode=n;n.prototype._ctor=function(a){this.title=a||"Unnamed";this.size=[h.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.flags={}};n.prototype.configure=function(a){this.graph&&this.graph._version++;for(var b in a)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]=h.cloneObject(a[b],this[b]):this[b]=a[b]);a.title||(this.title=this.constructor.title);if(this.onConnectionsChange){if(this.inputs)for(d=0;d<this.inputs.length;++d){b=this.inputs[d];var g=this.graph?this.graph.links[b.link]:null;this.onConnectionsChange(h.INPUT,d,!0,g,b)}if(this.outputs)for(d=0;d<this.outputs.length;++d){var f=this.outputs[d];if(f.links)for(b=0;b<f.links.length;++b)g=
this.graph?this.graph.links[f.links[b]]:null,this.onConnectionsChange(h.OUTPUT,d,!0,g,f)}}if(this.widgets){for(d=0;d<this.widgets.length;++d)(b=this.widgets[d])&&b.options&&b.options.property&&this.properties[b.options.property]&&(b.value=JSON.parse(JSON.stringify(this.properties[b.options.property])));if(a.widgets_values)for(d=0;d<a.widgets_values.length;++d)this.widgets[d]&&(this.widgets[d].value=a.widgets_values[d])}if(this.onConfigure)this.onConfigure(a)};n.prototype.serialize=function(){var a=
{id:this.id,type:this.type,pos:this.pos,size:this.size,flags:h.cloneObject(this.flags),order:this.order,mode:this.mode};if(this.constructor===n&&this.last_serialization)return this.last_serialization;this.inputs&&(a.inputs=this.inputs);if(this.outputs){for(var b=0;b<this.outputs.length;b++)delete this.outputs[b]._data;a.outputs=this.outputs}this.title&&this.title!=this.constructor.title&&(a.title=this.title);this.properties&&(a.properties=h.cloneObject(this.properties));if(this.widgets&&this.serialize_widgets)for(a.widgets_values=
[],b=0;b<this.widgets.length;++b)a.widgets_values[b]=this.widgets[b]?this.widgets[b].value:null;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);this.onSerialize&&this.onSerialize(a)&&console.warn("node onSerialize shouldnt return anything, data should be stored in the object pass in the first parameter");return a};n.prototype.clone=function(){var a=h.createNode(this.type);
if(!a)return null;var b=h.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};n.prototype.toString=function(){return JSON.stringify(this.serialize())};n.prototype.getTitle=function(){return this.title||this.constructor.title};n.prototype.setProperty=function(a,b){this.properties||(this.properties={});if(b!==this.properties[a]){var d=
this.properties[a];this.properties[a]=b;this.onPropertyChanged&&!1===this.onPropertyChanged(a,b,d)&&(this.properties[a]=d);if(this.widgets)for(d=0;d<this.widgets.length;++d){var g=this.widgets[d];if(g&&g.options.property==a){g.value=b;break}}}};n.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++){var g=this.graph.links[this.outputs[a].links[d]];g&&(g.data=
b)}}};n.prototype.setOutputDataType=function(a,b){if(this.outputs&&!(-1==a||a>=this.outputs.length)){var d=this.outputs[a];if(d&&(d.type=b,this.outputs[a].links))for(d=0;d<this.outputs[a].links.length;d++)this.graph.links[this.outputs[a].links[d]].type=b}};n.prototype.getInputData=function(a,b){if(this.inputs&&!(a>=this.inputs.length||null==this.inputs[a].link)){var d=this.graph.links[this.inputs[a].link];if(!d)return null;if(!b)return d.data;var g=this.graph.getNodeById(d.origin_id);if(!g)return d.data;
if(g.updateOutputData)g.updateOutputData(d.origin_slot);else if(g.onExecute)g.onExecute();return d.data}};n.prototype.getInputDataType=function(a){if(!this.inputs||a>=this.inputs.length||null==this.inputs[a].link)return null;a=this.graph.links[this.inputs[a].link];if(!a)return null;var b=this.graph.getNodeById(a.origin_id);return b?(a=b.outputs[a.origin_slot])?a.type:null:a.type};n.prototype.getInputDataByName=function(a,b){var d=this.findInputSlot(a);return-1==d?null:this.getInputData(d,b)};n.prototype.isInputConnected=
function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link:!1};n.prototype.getInputInfo=function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};n.prototype.getInputNode=function(a){if(!this.inputs||a>=this.inputs.length)return null;a=this.inputs[a];return a&&null!==a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id):null:null};n.prototype.getInputOrProperty=function(a){if(!this.inputs||!this.inputs.length)return this.properties?this.properties[a]:
null;for(var b=0,d=this.inputs.length;b<d;++b){var g=this.inputs[b];if(a==g.name&&null!=g.link&&(g=this.graph.links[g.link]))return g.data}return this.properties[a]};n.prototype.getOutputData=function(a){return!this.outputs||a>=this.outputs.length?null:this.outputs[a]._data};n.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:null:null};n.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:
!1};n.prototype.isAnyOutputConnected=function(){if(!this.outputs)return!1;for(var a=0;a<this.outputs.length;++a)if(this.outputs[a].links&&this.outputs[a].links.length)return!0;return!1};n.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 g=this.graph.links[a.links[d]];g&&(g=this.graph.getNodeById(g.target_id))&&b.push(g)}return b};
n.prototype.trigger=function(a,b){if(this.outputs&&this.outputs.length){this.graph&&(this.graph._last_trigger_time=h.getTime());for(var d=0;d<this.outputs.length;++d){var g=this.outputs[d];!g||g.type!==h.EVENT||a&&g.name!=a||this.triggerSlot(d,b)}}};n.prototype.triggerSlot=function(a,b,d){if(this.outputs&&(a=this.outputs[a])&&(a=a.links)&&a.length){this.graph&&(this.graph._last_trigger_time=h.getTime());for(var g=0;g<a.length;++g){var f=a[g];if(null==d||d==f){var r=this.graph.links[a[g]];if(r&&(r._last_time=
h.getTime(),f=this.graph.getNodeById(r.target_id)))if(r=f.inputs[r.target_slot],f.onAction)f.onAction(r.name,b);else if(f.mode===h.ON_TRIGGER&&f.onExecute)f.onExecute(b)}}}};n.prototype.clearTriggeredSlot=function(a,b){if(this.outputs){var d=this.outputs[a];if(d&&(d=d.links)&&d.length)for(var g=0;g<d.length;++g){var f=d[g];if(null==b||b==f)if(f=this.graph.links[d[g]])f._last_time=0}}};n.prototype.addProperty=function(a,b,d,g){d={name:a,type:d,default_value:b};if(g)for(var f in g)d[f]=g[f];this.properties_info||
(this.properties_info=[]);this.properties_info.push(d);this.properties||(this.properties={});this.properties[a]=b;return d};n.prototype.addOutput=function(a,b,d){a={name:a,type:b,links:null};if(d)for(var g in d)a[g]=d[g];this.outputs||(this.outputs=[]);this.outputs.push(a);if(this.onOutputAdded)this.onOutputAdded(a);this.size=this.computeSize();this.setDirtyCanvas(!0,!0);return a};n.prototype.addOutputs=function(a){for(var b=0;b<a.length;++b){var d=a[b],g={name:d[0],type:d[1],link:null};if(a[2])for(var f in d[2])g[f]=
d[2][f];this.outputs||(this.outputs=[]);this.outputs.push(g);if(this.onOutputAdded)this.onOutputAdded(g)}this.size=this.computeSize();this.setDirtyCanvas(!0,!0)};n.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);for(var b=a;b<this.outputs.length;++b)if(this.outputs[b]&&this.outputs[b].links)for(var d=this.outputs[b].links,g=0;g<d.length;++g){var f=this.graph.links[d[g]];f&&(f.origin_slot-=1)}this.size=this.computeSize();if(this.onOutputRemoved)this.onOutputRemoved(a);
this.setDirtyCanvas(!0,!0)};n.prototype.addInput=function(a,b,d){a={name:a,type:b||0,link:null};if(d)for(var g in d)a[g]=d[g];this.inputs||(this.inputs=[]);this.inputs.push(a);this.size=this.computeSize();if(this.onInputAdded)this.onInputAdded(a);this.setDirtyCanvas(!0,!0);return a};n.prototype.addInputs=function(a){for(var b=0;b<a.length;++b){var d=a[b],g={name:d[0],type:d[1],link:null};if(a[2])for(var f in d[2])g[f]=d[2][f];this.inputs||(this.inputs=[]);this.inputs.push(g);if(this.onInputAdded)this.onInputAdded(g)}this.size=
this.computeSize();this.setDirtyCanvas(!0,!0)};n.prototype.removeInput=function(a){this.disconnectInput(a);this.inputs.splice(a,1);for(var b=a;b<this.inputs.length;++b)if(this.inputs[b]){var d=this.graph.links[this.inputs[b].link];d&&(d.target_slot-=1)}this.size=this.computeSize();if(this.onInputRemoved)this.onInputRemoved(a);this.setDirtyCanvas(!0,!0)};n.prototype.addConnection=function(a,b,d,g){a={name:a,type:b,pos:d,direction:g,links:null};this.connections.push(a);return a};n.prototype.computeSize=
function(a,b){function d(a){return a?r*a.length*0.6:0}if(this.constructor.size)return this.constructor.size.concat();var g=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1),f=b||new Float32Array([0,0]),g=Math.max(g,1),r=h.NODE_TEXT_SIZE;f[1]=(this.constructor.slot_start_y||0)+g*h.NODE_SLOT_HEIGHT;g=0;this.widgets&&this.widgets.length&&(g=this.widgets.length*(h.NODE_WIDGET_HEIGHT+4)+8);f[1]=this.widgets_up?Math.max(f[1],g):null!=this.widgets_start_y?Math.max(f[1],g+this.widgets_start_y):
f[1]+g;var g=d(this.title),s=0,c=0;if(this.inputs)for(var k=0,e=this.inputs.length;k<e;++k){var p=this.inputs[k],p=p.label||p.name||"",p=d(p);s<p&&(s=p)}if(this.outputs)for(k=0,e=this.outputs.length;k<e;++k)p=this.outputs[k],p=p.label||p.name||"",p=d(p),c<p&&(c=p);f[0]=Math.max(s+c+10,g);f[0]=Math.max(f[0],h.NODE_WIDTH);this.widgets&&this.widgets.length&&(f[0]=Math.max(f[0],1.5*h.NODE_WIDTH));if(this.onResize)this.onResize(f);this.constructor.min_height&&f[1]<this.constructor.min_height&&(f[1]=this.constructor.min_height);
f[1]+=6;return f};n.prototype.getPropertyInfo=function(a){var b=null;if(this.properties_info)for(var d=0;d<this.properties_info.length;++d)if(this.properties_info[d].name==a){b=this.properties_info[d];break}this.constructor["@"+a]&&(b=this.constructor["@"+a]);this.onGetPropertyInfo&&(b=this.onGetPropertyInfo(a));b||(b={});b.type||(b.type=typeof this.properties[a]);return b};n.prototype.addWidget=function(a,b,d,g,f){this.widgets||(this.widgets=[]);!f&&g&&g.constructor===Object&&(f=g,g=null);f&&f.constructor===
String&&(f={property:f});g&&g.constructor===String&&(f||(f={}),f.property=g,g=null);g&&g.constructor!==Function&&(console.warn("addWidget: callback must be a function"),g=null);b={type:a.toLowerCase(),name:b,value:d,callback:g,options:f||{}};void 0!==b.options.y&&(b.y=b.options.y);g||b.options.callback||b.options.property||console.warn("LiteGraph addWidget(...) without a callback or property assigned");if("combo"==a&&!b.options.values)throw"LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }";
this.widgets.push(b);this.size=this.computeSize();return b};n.prototype.addCustomWidget=function(a){this.widgets||(this.widgets=[]);this.widgets.push(a);return a};n.prototype.getBounding=function(a){a=a||new Float32Array(4);a[0]=this.pos[0]-4;a[1]=this.pos[1]-h.NODE_TITLE_HEIGHT;a[2]=this.size[0]+4;a[3]=this.size[1]+h.NODE_TITLE_HEIGHT;if(this.onBounding)this.onBounding(a);return a};n.prototype.isPointInside=function(a,b,d,g){d=d||0;var f=this.graph&&this.graph.isLive()?0:h.NODE_TITLE_HEIGHT;g&&(f=
0);if(this.flags&&this.flags.collapsed){if(w(a,b,this.pos[0]-d,this.pos[1]-h.NODE_TITLE_HEIGHT-d,(this._collapsed_width||h.NODE_COLLAPSED_WIDTH)+2*d,h.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]-f-d<b&&this.pos[1]+this.size[1]+d>b)return!0;return!1};n.prototype.getSlotInPosition=function(a,b){var d=new Float32Array(2);if(this.inputs)for(var g=0,f=this.inputs.length;g<f;++g){var h=this.inputs[g];this.getConnectionPos(!0,g,d);if(w(a,b,d[0]-
10,d[1]-5,20,10))return{input:h,slot:g,link_pos:d}}if(this.outputs)for(g=0,f=this.outputs.length;g<f;++g)if(h=this.outputs[g],this.getConnectionPos(!1,g,d),w(a,b,d[0]-10,d[1]-5,20,10))return{output:h,slot:g,link_pos:d};return null};n.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};n.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};n.prototype.connect=function(a,b,d){d=d||0;if(!this.graph)return console.log("Connect: Error, node doesn't belong to any graph. Nodes must be added first to a graph before connecting them."),null;if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return h.debug&&console.log("Connect: Error, no slot of name "+a),null}else if(!this.outputs||a>=this.outputs.length)return h.debug&&console.log("Connect: Error, slot number not found"),null;b&&b.constructor===Number&&(b=this.graph.getNodeById(b));
if(!b)throw"target node is null";if(b==this)return null;if(d.constructor===String){if(d=b.findInputSlot(d),-1==d)return h.debug&&console.log("Connect: Error, no slot of name "+d),null}else{if(d===h.EVENT)return null;if(!b.inputs||d>=b.inputs.length)return h.debug&&console.log("Connect: Error, slot number not found"),null}null!=b.inputs[d].link&&b.disconnectInput(d);var g=this.outputs[a];if(b.onConnectInput&&!1===b.onConnectInput(d,g.type,g,this,a))return null;var f=b.inputs[d],r=null;if(h.isValidConnection(g.type,
f.type)){r=new m(++this.graph.last_link_id,f.type,this.id,a,b.id,d);this.graph.links[r.id]=r;null==g.links&&(g.links=[]);g.links.push(r.id);b.inputs[d].link=r.id;this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(h.OUTPUT,a,!0,r,g);if(b.onConnectionsChange)b.onConnectionsChange(h.INPUT,d,!0,r,f);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(h.INPUT,b,d,this,a),this.graph.onNodeConnectionChange(h.OUTPUT,this,a,b,d))}this.setDirtyCanvas(!1,
!0);this.graph.connectionChange(this,r);return r};n.prototype.disconnectOutput=function(a,b){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return h.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return h.debug&&console.log("Connect: Error, slot number not found"),!1;var d=this.outputs[a];if(!d||!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 g=0,f=d.links.length;g<f;g++){var r=d.links[g],s=this.graph.links[r];if(s.target_id==b.id){d.links.splice(g,1);var c=b.inputs[s.target_slot];c.link=null;delete this.graph.links[r];this.graph&&this.graph._version++;if(b.onConnectionsChange)b.onConnectionsChange(h.INPUT,s.target_slot,!1,s,c);if(this.onConnectionsChange)this.onConnectionsChange(h.OUTPUT,a,!1,s,d);if(this.graph&&this.graph.onNodeConnectionChange)this.graph.onNodeConnectionChange(h.OUTPUT,this,a);this.graph&&this.graph.onNodeConnectionChange&&
(this.graph.onNodeConnectionChange(h.OUTPUT,this,a),this.graph.onNodeConnectionChange(h.INPUT,b,s.target_slot));break}}}else{g=0;for(f=d.links.length;g<f;g++)if(r=d.links[g],s=this.graph.links[r]){b=this.graph.getNodeById(s.target_id);this.graph&&this.graph._version++;if(b){c=b.inputs[s.target_slot];c.link=null;if(b.onConnectionsChange)b.onConnectionsChange(h.INPUT,s.target_slot,!1,s,c);if(this.graph&&this.graph.onNodeConnectionChange)this.graph.onNodeConnectionChange(h.INPUT,b,s.target_slot)}delete this.graph.links[r];
if(this.onConnectionsChange)this.onConnectionsChange(h.OUTPUT,a,!1,s,d);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(h.OUTPUT,this,a),this.graph.onNodeConnectionChange(h.INPUT,b,s.target_slot))}d.links=null}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};n.prototype.disconnectInput=function(a){if(a.constructor===String){if(a=this.findInputSlot(a),-1==a)return h.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.inputs||
a>=this.inputs.length)return h.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;var g=this.graph.links[d];if(g){var f=this.graph.getNodeById(g.origin_id);if(!f)return!1;var r=f.outputs[g.origin_slot];if(!r||!r.links||0==r.links.length)return!1;for(var s=0,c=r.links.length;s<c;s++)if(r.links[s]==d){r.links.splice(s,1);break}delete this.graph.links[d];this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(h.INPUT,
a,!1,g,b);if(f.onConnectionsChange)f.onConnectionsChange(h.OUTPUT,s,!1,g,r);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(h.OUTPUT,f,s),this.graph.onNodeConnectionChange(h.INPUT,this,a))}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};n.prototype.getConnectionPos=function(a,b,d){d=d||new Float32Array(2);var g=0;a&&this.inputs&&(g=this.inputs.length);!a&&this.outputs&&(g=this.outputs.length);var f=0.5*h.NODE_SLOT_HEIGHT;if(this.flags.collapsed)return b=
this._collapsed_width||h.NODE_COLLAPSED_WIDTH,this.horizontal?(d[0]=this.pos[0]+0.5*b,d[1]=a?this.pos[1]-h.NODE_TITLE_HEIGHT:this.pos[1]):(d[0]=a?this.pos[0]:this.pos[0]+b,d[1]=this.pos[1]-0.5*h.NODE_TITLE_HEIGHT),d;if(a&&-1==b)return d[0]=this.pos[0]+0.5*h.NODE_TITLE_HEIGHT,d[1]=this.pos[1]+0.5*h.NODE_TITLE_HEIGHT,d;if(a&&g>b&&this.inputs[b].pos)return d[0]=this.pos[0]+this.inputs[b].pos[0],d[1]=this.pos[1]+this.inputs[b].pos[1],d;if(!a&&g>b&&this.outputs[b].pos)return d[0]=this.pos[0]+this.outputs[b].pos[0],
d[1]=this.pos[1]+this.outputs[b].pos[1],d;if(this.horizontal)return d[0]=this.pos[0]+this.size[0]/g*(b+0.5),d[1]=a?this.pos[1]-h.NODE_TITLE_HEIGHT:this.pos[1]+this.size[1],d;d[0]=a?this.pos[0]+f:this.pos[0]+this.size[0]+1-f;d[1]=this.pos[1]+(b+0.7)*h.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0);return d};n.prototype.alignToGrid=function(){this.pos[0]=h.CANVAS_GRID_SIZE*Math.round(this.pos[0]/h.CANVAS_GRID_SIZE);this.pos[1]=h.CANVAS_GRID_SIZE*Math.round(this.pos[1]/h.CANVAS_GRID_SIZE)};n.prototype.trace=
function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>n.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};n.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,b])};n.prototype.loadImage=function(a){var b=new Image;b.src=h.node_images_path+a;b.ready=!1;var d=this;b.onload=function(){this.ready=!0;d.setDirtyCanvas(!0)};return b};n.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 g=b[d];if(a||g.node_capturing_input==this)g.node_capturing_input=a?this:null}};n.prototype.collapse=function(a){this.graph._version++;if(!1!==this.constructor.collapsable||a)this.flags.collapsed=this.flags.collapsed?!1:!0,this.setDirtyCanvas(!0,!0)};n.prototype.pin=function(a){this.graph._version++;this.flags.pinned=void 0===a?!this.flags.pinned:a};n.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]]};B.LGraphGroup=h.LGraphGroup=l;l.prototype._ctor=function(a){this.title=a||"Group";this.font_size=24;this.color=e.node_colors.pale_blue?e.node_colors.pale_blue.groupcolor:"#AAA";this._bounding=new Float32Array([10,10,140,80]);this._pos=this._bounding.subarray(0,2);this._size=this._bounding.subarray(2,4);this._nodes=[];this.graph=null;Object.defineProperty(this,"pos",{set:function(a){!a||2>a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});
Object.defineProperty(this,"size",{set:function(a){!a||2>a.length||(this._size[0]=Math.max(140,a[0]),this._size[1]=Math.max(80,a[1]))},get:function(){return this._size},enumerable:!0})};l.prototype.configure=function(a){this.title=a.title;this._bounding.set(a.bounding);this.color=a.color;this.font=a.font};l.prototype.serialize=function(){var a=this._bounding;return{title:this.title,bounding:[Math.round(a[0]),Math.round(a[1]),Math.round(a[2]),Math.round(a[3])],color:this.color,font:this.font}};l.prototype.move=
function(a,b,d){this._pos[0]+=a;this._pos[1]+=b;if(!d)for(d=0;d<this._nodes.length;++d){var g=this._nodes[d];g.pos[0]+=a;g.pos[1]+=b}};l.prototype.recomputeInsideNodes=function(){this._nodes.length=0;for(var a=this.graph._nodes,b=new Float32Array(4),d=0;d<a.length;++d){var g=a[d];g.getBounding(b);u(this._bounding,b)&&this._nodes.push(g)}};l.prototype.isPointInside=n.prototype.isPointInside;l.prototype.setDirtyCanvas=n.prototype.setDirtyCanvas;h.DragAndScale=x;x.prototype.bindEvents=function(a){this.last_mouse=
new Float32Array(2);this._binded_mouse_callback=this.onMouse.bind(this);a.addEventListener("mousedown",this._binded_mouse_callback);a.addEventListener("mousemove",this._binded_mouse_callback);a.addEventListener("mousewheel",this._binded_mouse_callback,!1);a.addEventListener("wheel",this._binded_mouse_callback,!1)};x.prototype.computeVisibleArea=function(){if(this.element){var a=-this.offset[0],b=-this.offset[1],d=a+this.element.width/this.scale,g=b+this.element.height/this.scale;this.visible_area[0]=
a;this.visible_area[1]=b;this.visible_area[2]=d-a;this.visible_area[3]=g-b}else this.visible_area[0]=this.visible_area[1]=this.visible_area[2]=this.visible_area[3]=0};x.prototype.onMouse=function(a){if(this.enabled){var b=this.element,d=b.getBoundingClientRect(),g=a.clientX-d.left,d=a.clientY-d.top;a.canvasx=g;a.canvasy=d;a.dragging=this.dragging;var f=!1;this.onmouse&&(f=this.onmouse(a));if("mousedown"==a.type)this.dragging=!0,b.removeEventListener("mousemove",this._binded_mouse_callback),document.body.addEventListener("mousemove",
this._binded_mouse_callback),document.body.addEventListener("mouseup",this._binded_mouse_callback);else if("mousemove"==a.type)f||(b=g-this.last_mouse[0],f=d-this.last_mouse[1],this.dragging&&this.mouseDrag(b,f));else if("mouseup"==a.type)this.dragging=!1,document.body.removeEventListener("mousemove",this._binded_mouse_callback),document.body.removeEventListener("mouseup",this._binded_mouse_callback),b.addEventListener("mousemove",this._binded_mouse_callback);else if("mousewheel"==a.type||"wheel"==
a.type||"DOMMouseScroll"==a.type)a.eventType="mousewheel",a.wheel="wheel"==a.type?-a.deltaY:null!=a.wheelDeltaY?a.wheelDeltaY:-60*a.detail,a.delta=a.wheelDelta?a.wheelDelta/40:a.deltaY?-a.deltaY/3:0,this.changeDeltaScale(1+0.05*a.delta);this.last_mouse[0]=g;this.last_mouse[1]=d;a.preventDefault();a.stopPropagation();return!1}};x.prototype.toCanvasContext=function(a){a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1])};x.prototype.convertOffsetToCanvas=function(a){return[(a[0]+
this.offset[0])*this.scale,(a[1]+this.offset[1])*this.scale]};x.prototype.convertCanvasToOffset=function(a,b){b=b||[0,0];b[0]=a[0]/this.scale-this.offset[0];b[1]=a[1]/this.scale-this.offset[1];return b};x.prototype.mouseDrag=function(a,b){this.offset[0]+=a/this.scale;this.offset[1]+=b/this.scale;if(this.onredraw)this.onredraw(this)};x.prototype.changeScale=function(a,b){a<this.min_scale?a=this.min_scale:a>this.max_scale&&(a=this.max_scale);if(a!=this.scale&&this.element){var d=this.element.getBoundingClientRect();
if(d){b=b||[0.5*d.width,0.5*d.height];d=this.convertCanvasToOffset(b);this.scale=a;0.01>Math.abs(this.scale-1)&&(this.scale=1);var g=this.convertCanvasToOffset(b),d=[g[0]-d[0],g[1]-d[1]];this.offset[0]+=d[0];this.offset[1]+=d[1];if(this.onredraw)this.onredraw(this)}}};x.prototype.changeDeltaScale=function(a,b){this.changeScale(this.scale*a,b)};x.prototype.reset=function(){this.scale=1;this.offset[0]=0;this.offset[1]=0};B.LGraphCanvas=h.LGraphCanvas=e;e.link_type_colors={"-1":h.EVENT_LINK_COLOR,number:"#AAA",
node:"#DCA"};e.gradients={};e.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.dragging_rectangle=null;this.selected_nodes={};this.selected_group=null;this.visible_nodes=[];this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.highlighted_links={};this.dirty_bgcanvas=this.dirty_canvas=!0;this.node_widget=this.node_in_panel=this.dirty_area=null;this.last_mouse=[0,0];this.last_mouseclick=0;this.visible_area.set([0,0,0,0]);
if(this.onClear)this.onClear()};e.prototype.setGraph=function(a,b){this.graph!=a&&(b||this.clear(),!a&&this.graph?this.graph.detachCanvas(this):(a.attachCanvas(this),this._graph_stack&&(this._graph_stack=null),this.setDirty(!0,!0)))};e.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)};
e.prototype.closeSubgraph=function(){if(this._graph_stack&&0!=this._graph_stack.length){var a=this.graph._subgraph_node,b=this._graph_stack.pop();this.selected_nodes={};this.highlighted_links={};b.attachCanvas(this);this.setDirty(!0,!0);a&&(this.centerOnNode(a),this.selectNodes([a]))}};e.prototype.getCurrentGraph=function(){return this.graph};e.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,this.ds.element=a)){a.className+=" lgraphcanvas";a.data=this;a.tabindex="1";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 doesn't support Canvas";}null==
(this.ctx=a.getContext("2d"))&&(a.webgl_enabled||console.warn("This canvas seems to be WebGL, enabling WebGL renderer"),this.enableWebGL());this._mousemove_callback=this.processMouseMove.bind(this);this._mouseup_callback=this.processMouseUp.bind(this);b||this.bindEvents()}};e.prototype._doNothing=function(a){a.preventDefault();return!1};e.prototype._doReturnTrue=function(a){a.preventDefault();return!0};e.prototype.bindEvents=function(){if(this._events_binded)console.warn("LGraphCanvas: events already binded");
else{var a=this.canvas,b=this.getCanvasWindow().document;this._mousedown_callback=this.processMouseDown.bind(this);this._mousewheel_callback=this.processMouseWheel.bind(this);a.addEventListener("mousedown",this._mousedown_callback,!0);a.addEventListener("mousemove",this._mousemove_callback);a.addEventListener("mousewheel",this._mousewheel_callback,!1);a.addEventListener("contextmenu",this._doNothing);a.addEventListener("DOMMouseScroll",this._mousewheel_callback,!1);a.addEventListener("touchstart",
this.touchHandler,!0);a.addEventListener("touchmove",this.touchHandler,!0);a.addEventListener("touchend",this.touchHandler,!0);a.addEventListener("touchcancel",this.touchHandler,!0);this._key_callback=this.processKey.bind(this);a.addEventListener("keydown",this._key_callback,!0);b.addEventListener("keyup",this._key_callback,!0);this._ondrop_callback=this.processDrop.bind(this);a.addEventListener("dragover",this._doNothing,!1);a.addEventListener("dragend",this._doNothing,!1);a.addEventListener("drop",
this._ondrop_callback,!1);a.addEventListener("dragenter",this._doReturnTrue,!1);this._events_binded=!0}};e.prototype.unbindEvents=function(){if(this._events_binded){var a=this.getCanvasWindow().document;this.canvas.removeEventListener("mousedown",this._mousedown_callback);this.canvas.removeEventListener("mousewheel",this._mousewheel_callback);this.canvas.removeEventListener("DOMMouseScroll",this._mousewheel_callback);this.canvas.removeEventListener("keydown",this._key_callback);a.removeEventListener("keyup",
this._key_callback);this.canvas.removeEventListener("contextmenu",this._doNothing);this.canvas.removeEventListener("drop",this._ondrop_callback);this.canvas.removeEventListener("dragenter",this._doReturnTrue);this.canvas.removeEventListener("touchstart",this.touchHandler);this.canvas.removeEventListener("touchmove",this.touchHandler);this.canvas.removeEventListener("touchend",this.touchHandler);this.canvas.removeEventListener("touchcancel",this.touchHandler);this._ondrop_callback=this._key_callback=
this._mousewheel_callback=this._mousedown_callback=null;this._events_binded=!1}else console.warn("LGraphCanvas: no events binded")};e.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()};e.prototype.enableWebGL=function(){if(void 0===typeof GL)throw"litegl.js must be included to use a WebGL canvas";if(void 0===typeof enableWebGLCanvas)throw"webglCanvas.js must be included to use this feature";this.gl=this.ctx=enableWebGLCanvas(this.canvas);
this.ctx.webgl=!0;this.bgcanvas=this.canvas;this.bgctx=this.gl;this.canvas.webgl_enabled=!0};e.prototype.setDirty=function(a,b){a&&(this.dirty_canvas=!0);b&&(this.dirty_bgcanvas=!0)};e.prototype.getCanvasWindow=function(){if(!this.canvas)return window;var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};e.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))};e.prototype.stopRendering=function(){this.is_rendering=!1};e.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var b=this.getCanvasWindow();e.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,5),
g=!1,f=300>h.getTime()-this.last_mouseclick;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;this.canvas.focus();h.closeAllContextMenus(b);if(!this.onMouse||!0!=this.onMouse(a)){if(1==a.which){a.ctrlKey&&(this.dragging_rectangle=new Float32Array(4),this.dragging_rectangle[0]=a.canvasX,this.dragging_rectangle[1]=a.canvasY,this.dragging_rectangle[2]=1,this.dragging_rectangle[3]=1,g=!0);var r=!1;if(d&&this.allow_interaction&&!g&&!this.read_only){this.live_mode||d.flags.pinned||this.bringToFront(d);
if(!this.connecting_node&&!d.flags.collapsed&&!this.live_mode)if(!g&&!1!==d.resizable&&w(a.canvasX,a.canvasY,d.pos[0]+d.size[0]-5,d.pos[1]+d.size[1]-5,10,10))this.resizing_node=d,this.canvas.style.cursor="se-resize",g=!0;else{if(d.outputs)for(var s=0,c=d.outputs.length;s<c;++s){var k=d.outputs[s],p=d.getConnectionPos(!1,s);if(w(a.canvasX,a.canvasY,p[0]-15,p[1]-10,30,20)){this.connecting_node=d;this.connecting_output=k;this.connecting_pos=d.getConnectionPos(!1,s);this.connecting_slot=s;a.shiftKey&&
d.disconnectOutput(s);if(f){if(d.onOutputDblClick)d.onOutputDblClick(s,a)}else if(d.onOutputClick)d.onOutputClick(s,a);g=!0;break}}if(d.inputs)for(s=0,c=d.inputs.length;s<c;++s)if(k=d.inputs[s],p=d.getConnectionPos(!0,s),w(a.canvasX,a.canvasY,p[0]-15,p[1]-10,30,20)){if(f){if(d.onInputDblClick)d.onInputDblClick(s,a)}else if(d.onInputClick)d.onInputClick(s,a);if(null!==k.link){g=this.graph.links[k.link];d.disconnectInput(s);if(this.allow_reconnect_links||a.shiftKey)this.connecting_node=this.graph._nodes_by_id[g.origin_id],
this.connecting_slot=g.origin_slot,this.connecting_output=this.connecting_node.outputs[this.connecting_slot],this.connecting_pos=this.connecting_node.getConnectionPos(!1,this.connecting_slot);g=this.dirty_bgcanvas=!0}}}if(!g){s=!1;if(c=this.processNodeWidgets(d,this.canvas_mouse,a))s=!0,this.node_widget=[d,c];if(f&&this.selected_nodes[d.id]){if(d.onDblClick)d.onDblClick(a,[a.canvasX-d.pos[0],a.canvasY-d.pos[1]],this);this.processNodeDblClicked(d);s=!0}d.onMouseDown&&d.onMouseDown(a,[a.canvasX-d.pos[0],
a.canvasY-d.pos[1]],this)?s=!0:this.live_mode&&(s=r=!0);s||(this.allow_dragnodes&&(this.node_dragged=d),this.selected_nodes[d.id]||this.processNodeSelected(d,a));this.dirty_canvas=!0}}else{if(!this.read_only)for(s=0;s<this.visible_links.length;++s)if(d=this.visible_links[s],(r=d._pos)&&!(a.canvasX<r[0]-4||a.canvasX>r[0]+4||a.canvasY<r[1]-4||a.canvasY>r[1]+4)){this.showLinkMenu(d,a);this.over_link_center=null;break}this.selected_group=this.graph.getGroupOnPos(a.canvasX,a.canvasY);this.selected_group_resizing=
!1;this.selected_group&&!this.read_only&&(a.ctrlKey&&(this.dragging_rectangle=null),10>C([a.canvasX,a.canvasY],[this.selected_group.pos[0]+this.selected_group.size[0],this.selected_group.pos[1]+this.selected_group.size[1]])*this.ds.scale?this.selected_group_resizing=!0:this.selected_group.recomputeInsideNodes());f&&!this.read_only&&this.allow_searchbox&&this.showSearchBox(a);r=!0}!g&&r&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&(this.read_only||this.processContextMenu(d,
a));this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=h.getTime();this.last_mouse_dragging=!0;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}}};e.prototype.processMouseMove=function(a){this.autoresize&&this.resize();if(this.graph){e.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[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;a.dragging=this.last_mouse_dragging;this.node_widget&&(this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a,this.node_widget[1]),this.dirty_canvas=!0);if(this.dragging_rectangle)this.dragging_rectangle[2]=a.canvasX-this.dragging_rectangle[0],this.dragging_rectangle[3]=a.canvasY-this.dragging_rectangle[1],this.dirty_canvas=!0;else if(this.selected_group&&
!this.read_only)this.selected_group_resizing?this.selected_group.size=[a.canvasX-this.selected_group.pos[0],a.canvasY-this.selected_group.pos[1]]:(this.selected_group.move(d[0]/this.ds.scale,d[1]/this.ds.scale,a.ctrlKey),this.selected_group._nodes.length&&(this.dirty_canvas=!0)),this.dirty_bgcanvas=!0;else if(this.dragging_canvas)this.ds.offset[0]+=d[0]/this.ds.scale,this.ds.offset[1]+=d[1]/this.ds.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction&&!this.read_only){this.connecting_node&&
(this.dirty_canvas=!0);for(var g=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),b=0,f=this.graph._nodes.length;b<f;++b)if(this.graph._nodes[b].mouseOver&&g!=this.graph._nodes[b]){this.graph._nodes[b].mouseOver=!1;if(this.node_over&&this.node_over.onMouseLeave)this.node_over.onMouseLeave(a);this.node_over=null;this.dirty_canvas=!0}if(g){if(!g.mouseOver&&(g.mouseOver=!0,this.node_over=g,this.dirty_canvas=!0,g.onMouseEnter))g.onMouseEnter(a);if(g.onMouseMove)g.onMouseMove(a,[a.canvasX-
g.pos[0],a.canvasY-g.pos[1]],this);if(this.connecting_node&&(f=this._highlight_input||[0,0],!this.isOverNodeBox(g,a.canvasX,a.canvasY))){var r=this.isOverNodeInput(g,a.canvasX,a.canvasY,f);-1!=r&&g.inputs[r]?h.isValidConnection(this.connecting_output.type,g.inputs[r].type)&&(this._highlight_input=f):this._highlight_input=null}this.canvas&&(w(a.canvasX,a.canvasY,g.pos[0]+g.size[0]-5,g.pos[1]+g.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor="crosshair")}else{f=null;for(b=
0;b<this.visible_links.length;++b){var r=this.visible_links[b],s=r._pos;if(s&&!(a.canvasX<s[0]-4||a.canvasX>s[0]+4||a.canvasY<s[1]-4||a.canvasY>s[1]+4)){f=r;break}}f!=this.over_link_center&&(this.over_link_center=f,this.dirty_canvas=!0);this.canvas&&(this.canvas.style.cursor="")}if(this.node_capturing_input&&this.node_capturing_input!=g&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a,[a.canvasX-this.node_capturing_input.pos[0],a.canvasY-this.node_capturing_input.pos[1]],
this);if(this.node_dragged&&!this.live_mode){for(b in this.selected_nodes)g=this.selected_nodes[b],g.pos[0]+=d[0]/this.ds.scale,g.pos[1]+=d[1]/this.ds.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}if(this.resizing_node&&!this.live_mode){this.resizing_node.size[0]=a.canvasX-this.resizing_node.pos[0];this.resizing_node.size[1]=a.canvasY-this.resizing_node.pos[1];d=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0)*h.NODE_SLOT_HEIGHT+
(this.resizing_node.widgets?this.resizing_node.widgets.length:0)*(h.NODE_WIDGET_HEIGHT+4)+4;this.resizing_node.size[1]<d&&(this.resizing_node.size[1]=d);this.resizing_node.size[0]<h.NODE_MIN_WIDTH&&(this.resizing_node.size[0]=h.NODE_MIN_WIDTH);if(this.resizing_node.onResize)this.resizing_node.onResize(this.resizing_node.size);this.canvas.style.cursor="se-resize";this.dirty_bgcanvas=this.dirty_canvas=!0}}a.preventDefault();return!1}};e.prototype.processMouseUp=function(a){if(this.graph){var b=this.getCanvasWindow().document;
e.active_canvas=this;b.removeEventListener("mousemove",this._mousemove_callback,!0);this.canvas.addEventListener("mousemove",this._mousemove_callback,!0);b.removeEventListener("mouseup",this._mouseup_callback,!0);this.adjustMouseEvent(a);b=h.getTime();a.click_time=b-this.last_mouseclick;this.last_mouse_dragging=!1;if(1==a.which){this.node_widget&&this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a);this.node_widget=null;if(this.selected_group){var b=this.selected_group.pos[0]-Math.round(this.selected_group.pos[0]),
d=this.selected_group.pos[1]-Math.round(this.selected_group.pos[1]);this.selected_group.move(b,d,a.ctrlKey);this.selected_group.pos[0]=Math.round(this.selected_group.pos[0]);this.selected_group.pos[1]=Math.round(this.selected_group.pos[1]);this.selected_group._nodes.length&&(this.dirty_canvas=!0);this.selected_group=null}this.selected_group_resizing=!1;if(this.dragging_rectangle){if(this.graph){b=this.graph._nodes;d=new Float32Array(4);this.deselectAllNodes();var g=Math.abs(this.dragging_rectangle[2]),
f=Math.abs(this.dragging_rectangle[3]),r=0>this.dragging_rectangle[3]?this.dragging_rectangle[1]-f:this.dragging_rectangle[1];this.dragging_rectangle[0]=0>this.dragging_rectangle[2]?this.dragging_rectangle[0]-g:this.dragging_rectangle[0];this.dragging_rectangle[1]=r;this.dragging_rectangle[2]=g;this.dragging_rectangle[3]=f;f=[];for(r=0;r<b.length;++r)g=b[r],g.getBounding(d),u(this.dragging_rectangle,d)&&f.push(g);f.length&&this.selectNodes(f)}this.dragging_rectangle=null}else if(this.connecting_node){this.dirty_bgcanvas=
this.dirty_canvas=!0;if(g=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))this.connecting_output.type==h.EVENT&&this.isOverNodeBox(g,a.canvasX,a.canvasY)?this.connecting_node.connect(this.connecting_slot,g,h.EVENT):(b=this.isOverNodeInput(g,a.canvasX,a.canvasY),-1!=b?this.connecting_node.connect(this.connecting_slot,g,b):(b=g.getInputInfo(0),this.connecting_output.type==h.EVENT?this.connecting_node.connect(this.connecting_slot,g,h.EVENT):b&&!b.link&&h.isValidConnection(b.type&&this.connecting_output.type)&&
this.connecting_node.connect(this.connecting_slot,g,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){(g=this.node_dragged)&&300>a.click_time&&w(a.canvasX,a.canvasY,g.pos[0],g.pos[1]-h.NODE_TITLE_HEIGHT,h.NODE_TITLE_HEIGHT,h.NODE_TITLE_HEIGHT)&&g.collapse();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();if(this.onNodeMoved)this.onNodeMoved(this.node_dragged);this.node_dragged=null}else{g=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);!g&&300>a.click_time&&this.deselectAllNodes();this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&this.node_over.onMouseUp)this.node_over.onMouseUp(a,[a.canvasX-this.node_over.pos[0],a.canvasY-this.node_over.pos[1]],
this);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}};e.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.ds.scale;0<b?d*=1.1:0>b&&(d*=1/1.1);this.ds.changeScale(d,[a.localX,a.localY]);this.graph.change();a.preventDefault();return!1}};e.prototype.isOverNodeBox=function(a,b,d){var g=h.NODE_TITLE_HEIGHT;return w(b,d,a.pos[0]+2,a.pos[1]+2-g,g-4,g-4)?!0:!1};e.prototype.isOverNodeInput=function(a,b,d,g){if(a.inputs)for(var f=0,h=a.inputs.length;f<h;++f){var s=a.getConnectionPos(!0,f),c=!1;if(c=a.horizontal?w(b,d,s[0]-5,s[1]-10,10,20):w(b,d,s[0]-10,s[1]-5,40,
10))return g&&(g[0]=s[0],g[1]=s[1]),f}return-1};e.prototype.processKey=function(a){if(this.graph){var b=!1;if("input"!=a.target.localName){if("keydown"==a.type){if(32==a.keyCode&&(b=this.dragging_canvas=!0),65==a.keyCode&&a.ctrlKey&&(this.selectNodes(),b=!0),"KeyC"==a.code&&(a.metaKey||a.ctrlKey)&&!a.shiftKey&&this.selected_nodes&&(this.copyToClipboard(),b=!0),"KeyV"!=a.code||!a.metaKey&&!a.ctrlKey||a.shiftKey||this.pasteFromClipboard(),46!=a.keyCode&&8!=a.keyCode||"input"==a.target.localName||"textarea"==
a.target.localName||(this.deleteSelectedNodes(),b=!0),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&&(32==a.keyCode&&(this.dragging_canvas=!1),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(),a.stopImmediatePropagation(),!1}}};e.prototype.copyToClipboard=function(){var a={nodes:[],
links:[]},b=0,d=[],g;for(g in this.selected_nodes){var f=this.selected_nodes[g];f._relative_id=b;d.push(f);b+=1}for(g=0;g<d.length;++g)if(f=d[g],b=f.clone()){if(a.nodes.push(b.serialize()),f.inputs&&f.inputs.length)for(b=0;b<f.inputs.length;++b){var h=f.inputs[b];if(h&&null!=h.link&&(h=this.graph.links[h.link])){var s=this.graph.getNodeById(h.origin_id);s&&this.selected_nodes[s.id]&&a.links.push([s._relative_id,h.origin_slot,f._relative_id,h.target_slot])}}}else console.warn("node type not found: "+
f.type);localStorage.setItem("litegrapheditor_clipboard",JSON.stringify(a))};e.prototype.pasteFromClipboard=function(){var a=localStorage.getItem("litegrapheditor_clipboard");if(a){for(var a=JSON.parse(a),b=[],d=0;d<a.nodes.length;++d){var g=a.nodes[d],f=h.createNode(g.type);f&&(f.configure(g),f.pos[0]+=5,f.pos[1]+=5,this.graph.add(f),b.push(f))}for(d=0;d<a.links.length;++d){var g=a.links[d],f=b[g[0]],r=b[g[2]];f&&r?f.connect(g[1],r,g[3]):console.warn("Warning, nodes missing on pasting")}this.selectNodes(b)}};
e.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 g=0;g<b.length;g++){var f=a.dataTransfer.files[0],h=f.name;e.getFileExtension(h);if(d.onDropFile)d.onDropFile(f);if(d.onDropData){var s=new FileReader;s.onload=function(a){d.onDropData(a.target.result,h,f)};var c=f.type.split("/")[0];"text"==c||""==c?s.readAsText(f):"image"==
c?s.readAsDataURL(f):s.readAsArrayBuffer(f)}}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)};e.prototype.checkDropItem=function(a){if(a.dataTransfer.files.length){var b=a.dataTransfer.files[0],d=e.getFileExtension(b.name).toLowerCase();if(d=h.node_types_by_file_extension[d])if(d=h.createNode(d.type),d.pos=[a.canvasX,a.canvasY],this.graph.add(d),d.onDropFile)d.onDropFile(b)}};e.prototype.processNodeDblClicked=
function(a){if(this.onShowNodePanel)this.onShowNodePanel(a);if(this.onNodeDblClicked)this.onNodeDblClicked(a);this.setDirty(!0)};e.prototype.processNodeSelected=function(a,b){this.selectNode(a,b&&b.shiftKey);if(this.onNodeSelected)this.onNodeSelected(a)};e.prototype.selectNode=function(a,b){null==a?this.deselectAllNodes():this.selectNodes([a],b)};e.prototype.selectNodes=function(a,b){b||this.deselectAllNodes();a=a||this.graph._nodes;for(var d=0;d<a.length;++d){var g=a[d];if(!g.is_selected){if(!g.is_selected&&
g.onSelected)g.onSelected();g.is_selected=!0;this.selected_nodes[g.id]=g;if(g.inputs)for(var f=0;f<g.inputs.length;++f)this.highlighted_links[g.inputs[f].link]=!0;if(g.outputs)for(f=0;f<g.outputs.length;++f){var h=g.outputs[f];if(h.links)for(var s=0;s<h.links.length;++s)this.highlighted_links[h.links[s]]=!0}}}if(this.onSelectionChange)this.onSelectionChange(this.selected_nodes);this.setDirty(!0)};e.prototype.deselectNode=function(a){if(a.is_selected){if(a.onDeselected)a.onDeselected();a.is_selected=
!1;if(this.onNodeDeselected)this.onNodeDeselected(a);if(a.inputs)for(var b=0;b<a.inputs.length;++b)delete this.highlighted_links[a.inputs[b].link];if(a.outputs)for(b=0;b<a.outputs.length;++b){var d=a.outputs[b];if(d.links)for(var g=0;g<d.links.length;++g)delete this.highlighted_links[d.links[g]]}}};e.prototype.deselectAllNodes=function(){if(this.graph){for(var a=this.graph._nodes,b=0,d=a.length;b<d;++b){var g=a[b];if(g.is_selected){if(g.onDeselected)g.onDeselected();g.is_selected=!1;if(this.onNodeDeselected)this.onNodeDeselected(g)}}this.selected_nodes=
{};this.current_node=null;this.highlighted_links={};if(this.onSelectionChange)this.onSelectionChange(this.selected_nodes);this.setDirty(!0)}};e.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes){var b=this.selected_nodes[a];if(b.inputs&&b.inputs.length&&b.outputs&&b.outputs.length&&h.isValidConnection(b.inputs[0].type,b.outputs[0].type)&&b.inputs[0].link&&b.outputs[0].links&&b.outputs[0].links.length){var d=b.graph.links[b.inputs[0].link],g=b.graph.links[b.outputs[0].links[0]],
f=b.getInputNode(0),r=b.getOutputNodes(0)[0];f&&r&&f.connect(d.origin_slot,r,g.target_slot)}this.graph.remove(b);if(this.onNodeDeselected)this.onNodeDeselected(b)}this.selected_nodes={};this.current_node=null;this.highlighted_links={};this.setDirty(!0)};e.prototype.centerOnNode=function(a){this.ds.offset[0]=-a.pos[0]-0.5*a.size[0]+0.5*this.canvas.width/this.ds.scale;this.ds.offset[1]=-a.pos[1]-0.5*a.size[1]+0.5*this.canvas.height/this.ds.scale;this.setDirty(!0,!0)};e.prototype.adjustMouseEvent=function(a){if(this.canvas){var b=
this.canvas.getBoundingClientRect();a.localX=a.clientX-b.left;a.localY=a.clientY-b.top}else a.localX=a.clientX,a.localY=a.clientY;a.deltaX=a.localX-this.last_mouse_position[0];a.deltaY=a.localY-this.last_mouse_position[1];this.last_mouse_position[0]=a.localX;this.last_mouse_position[1]=a.localY;a.canvasX=a.localX/this.ds.scale-this.ds.offset[0];a.canvasY=a.localY/this.ds.scale-this.ds.offset[1]};e.prototype.setZoom=function(a,b){this.ds.changeScale(a,b);this.dirty_bgcanvas=this.dirty_canvas=!0};e.prototype.convertOffsetToCanvas=
function(a,b){return this.ds.convertOffsetToCanvas(a,b)};e.prototype.convertCanvasToOffset=function(a,b){return this.ds.convertCanvasToOffset(a,b)};e.prototype.convertEventToCanvasOffset=function(a){var b=this.canvas.getBoundingClientRect();return this.convertCanvasToOffset([a.clientX-b.left,a.clientY-b.top])};e.prototype.bringToFront=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.push(a))};e.prototype.sendToBack=function(a){var b=this.graph._nodes.indexOf(a);
-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.unshift(a))};var z=new Float32Array(4);e.prototype.computeVisibleNodes=function(a,b){var d=b||[];d.length=0;a=a||this.graph._nodes;for(var g=0,f=a.length;g<f;++g){var h=a[g];(!this.live_mode||h.onDrawBackground||h.onDrawForeground)&&u(this.visible_area,h.getBounding(z))&&d.push(h)}return d};e.prototype.draw=function(a,b){if(this.canvas){var d=h.getTime();this.render_time=0.001*(d-this.last_draw_time);this.last_draw_time=d;this.graph&&this.ds.computeVisibleArea();
(this.dirty_bgcanvas||b||this.always_render_background||this.graph&&this.graph._last_trigger_time&&1E3>d-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}};e.prototype.drawFrontCanvas=function(){this.dirty_canvas=!1;this.ctx||(this.ctx=this.bgcanvas.getContext("2d"));var a=this.ctx;if(a){a.start2D&&a.start2D();var b=this.canvas;a.restore();a.setTransform(1,0,0,1,0,0);this.dirty_area&&(a.save(),
a.beginPath(),a.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]),a.clip());this.clear_background&&a.clearRect(0,0,b.width,b.height);this.bgcanvas==this.canvas?this.drawBackCanvas():a.drawImage(this.bgcanvas,0,0);if(this.onRender)this.onRender(b,a);this.show_info&&this.renderInfo(a);if(this.graph){a.save();this.ds.toCanvasContext(a);for(var b=this.computeVisibleNodes(null,this.visible_nodes),d=0;d<b.length;++d){var g=b[d];a.save();a.translate(g.pos[0],g.pos[1]);this.drawNode(g,
a);a.restore()}this.render_execution_order&&this.drawExecutionOrder(a);this.graph.config.links_ontop&&(this.live_mode||this.drawConnections(a));if(null!=this.connecting_pos){a.lineWidth=this.connections_width;b=null;switch(this.connecting_output.type){case h.EVENT:b=h.EVENT_LINK_COLOR;break;default:b=h.CONNECTING_LINK_COLOR}this.renderLink(a,this.connecting_pos,[this.canvas_mouse[0],this.canvas_mouse[1]],null,!1,null,b,this.connecting_output.dir||(this.connecting_node.horizontal?h.DOWN:h.RIGHT),h.CENTER);
a.beginPath();this.connecting_output.type===h.EVENT||this.connecting_output.shape===h.BOX_SHAPE?a.rect(this.connecting_pos[0]-6+0.5,this.connecting_pos[1]-5+0.5,14,10):a.arc(this.connecting_pos[0],this.connecting_pos[1],4,0,2*Math.PI);a.fill();a.fillStyle="#ffcc00";this._highlight_input&&(a.beginPath(),a.arc(this._highlight_input[0],this._highlight_input[1],6,0,2*Math.PI),a.fill())}this.dragging_rectangle&&(a.strokeStyle="#FFF",a.strokeRect(this.dragging_rectangle[0],this.dragging_rectangle[1],this.dragging_rectangle[2],
this.dragging_rectangle[3]));if(this.over_link_center&&this.render_link_tooltip)this.drawLinkTooltip(a,this.over_link_center);else if(this.onDrawLinkTooltip)this.onDrawLinkTooltip(a,null);if(this.onDrawForeground)this.onDrawForeground(a,this.visible_rect);a.restore()}if(this.onDrawOverlay)this.onDrawOverlay(a);this.dirty_area&&a.restore();a.finish2D&&a.finish2D()}};e.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("N: "+this.graph._nodes.length+" ["+this.visible_nodes.length+"]",5,39),a.fillText("V: "+this.graph._version,5,52),a.fillText("FPS:"+this.fps.toFixed(2),5,65)):a.fillText("No graph selected",5,13);a.restore()};e.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);if(this._graph_stack&&this._graph_stack.length){b.save();var d=this.graph._subgraph_node;b.strokeStyle=d.bgcolor;b.lineWidth=10;b.strokeRect(1,1,a.width-2,a.height-2);b.lineWidth=1;b.font="40px Arial";b.textAlign="center";b.fillStyle=d.bgcolor||"#AAA";for(var g="",f=1;f<this._graph_stack.length;++f)g+=this._graph_stack[f]._subgraph_node.getTitle()+" >> ";b.fillText(g+d.getTitle(),
0.5*a.width,40);b.restore()}d=!1;this.onRenderBackground&&(d=this.onRenderBackground(a,b));b.restore();b.setTransform(1,0,0,1,0,0);this.visible_links.length=0;if(this.graph){b.save();this.ds.toCanvasContext(b);if(this.background_image&&0.5<this.ds.scale&&!d){b.globalAlpha=this.zoom_modify_alpha?(1-0.5/this.ds.scale)*this.editor_alpha:this.editor_alpha;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!1;if(!this._bg_img||this._bg_img.name!=this.background_image){this._bg_img=
new Image;this._bg_img.name=this.background_image;this._bg_img.src=this.background_image;var h=this;this._bg_img.onload=function(){h.draw(!0,!0)}}d=null;null==this._pattern&&0<this._bg_img.width?(d=b.createPattern(this._bg_img,"repeat"),this._pattern_img=this._bg_img,this._pattern=d):d=this._pattern;d&&(b.fillStyle=d,b.fillRect(this.visible_area[0],this.visible_area[1],this.visible_area[2],this.visible_area[3]),b.fillStyle="transparent");b.globalAlpha=1;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=
b.imageSmoothingEnabled=!0}this.graph._groups.length&&!this.live_mode&&this.drawGroups(a,b);if(this.onDrawBackground)this.onDrawBackground(b,this.visible_area);this.onBackgroundRender&&(console.error("WARNING! onBackgroundRender deprecated, now is named onDrawBackground "),this.onBackgroundRender=null);this.render_canvas_border&&(b.strokeStyle="#235",b.strokeRect(0,0,a.width,a.height));this.render_connections_shadows?(b.shadowColor="#000",b.shadowOffsetX=0,b.shadowOffsetY=0,b.shadowBlur=6):b.shadowColor=
"rgba(0,0,0,0)";this.live_mode||this.drawConnections(b);b.shadowColor="rgba(0,0,0,0)";b.restore()}b.finish&&b.finish();this.dirty_bgcanvas=!1;this.dirty_canvas=!0};var y=new Float32Array(2);e.prototype.drawNode=function(a,b){this.current_node=a;var d=a.color||a.constructor.color||h.NODE_DEFAULT_COLOR,g=a.bgcolor||a.constructor.bgcolor||h.NODE_DEFAULT_BGCOLOR,f=0.6>this.ds.scale;if(this.live_mode){if(!a.flags.collapsed&&(b.shadowColor="transparent",a.onDrawForeground))a.onDrawForeground(b,this,this.canvas)}else{var r=
this.editor_alpha;b.globalAlpha=r;this.render_shadows&&!f?(b.shadowColor=h.DEFAULT_SHADOW_COLOR,b.shadowOffsetX=2*this.ds.scale,b.shadowOffsetY=2*this.ds.scale,b.shadowBlur=3*this.ds.scale):b.shadowColor="transparent";if(!a.flags.collapsed||!a.onDrawCollapsed||!0!=a.onDrawCollapsed(b,this)){var s=a._shape||h.BOX_SHAPE;y.set(a.size);var c=a.horizontal;if(a.flags.collapsed){b.font=this.inner_text_font;var k=a.getTitle?a.getTitle():a.title;null!=k&&(a._collapsed_width=Math.min(a.size[0],b.measureText(k).width+
2*h.NODE_TITLE_HEIGHT),y[0]=a._collapsed_width,y[1]=0)}a.clip_area&&(b.save(),b.beginPath(),s==h.BOX_SHAPE?b.rect(0,0,y[0],y[1]):s==h.ROUND_SHAPE?b.roundRect(0,0,y[0],y[1],10):s==h.CIRCLE_SHAPE&&b.arc(0.5*y[0],0.5*y[1],0.5*y[0],0,2*Math.PI),b.clip());a.has_errors&&(g="red");this.drawNodeShape(a,b,y,d,g,a.is_selected,a.mouseOver);b.shadowColor="transparent";if(a.onDrawForeground)a.onDrawForeground(b,this,this.canvas);b.textAlign=c?"center":"left";b.font=this.inner_text_font;g=!f;s=this.connecting_output;
b.lineWidth=1;var k=0,e=new Float32Array(2);if(!a.flags.collapsed){if(a.inputs)for(d=0;d<a.inputs.length;d++){var p=a.inputs[d];b.globalAlpha=r;this.connecting_node&&!h.isValidConnection(p.type,s.type)&&(b.globalAlpha=0.4*r);b.fillStyle=null!=p.link?p.color_on||this.default_connection_color.input_on:p.color_off||this.default_connection_color.input_off;var t=a.getConnectionPos(!0,d,e);t[0]-=a.pos[0];t[1]-=a.pos[1];k<t[1]+0.5*h.NODE_SLOT_HEIGHT&&(k=t[1]+0.5*h.NODE_SLOT_HEIGHT);b.beginPath();p.type===
h.EVENT||p.shape===h.BOX_SHAPE?c?b.rect(t[0]-5+0.5,t[1]-8+0.5,10,14):b.rect(t[0]-6+0.5,t[1]-5+0.5,14,10):p.shape===h.ARROW_SHAPE?(b.moveTo(t[0]+8,t[1]+0.5),b.lineTo(t[0]-4,t[1]+6+0.5),b.lineTo(t[0]-4,t[1]-6+0.5),b.closePath()):f?b.rect(t[0]-4,t[1]-4,8,8):b.arc(t[0],t[1],4,0,2*Math.PI);b.fill();if(g){var q=null!=p.label?p.label:p.name;q&&(b.fillStyle=h.NODE_TEXT_COLOR,c||p.dir==h.UP?b.fillText(q,t[0],t[1]-10):b.fillText(q,t[0]+10,t[1]+5))}}this.connecting_node&&(b.globalAlpha=0.4*r);b.textAlign=c?
"center":"right";b.strokeStyle="black";if(a.outputs)for(d=0;d<a.outputs.length;d++)if(p=a.outputs[d],t=a.getConnectionPos(!1,d,e),t[0]-=a.pos[0],t[1]-=a.pos[1],k<t[1]+0.5*h.NODE_SLOT_HEIGHT&&(k=t[1]+0.5*h.NODE_SLOT_HEIGHT),b.fillStyle=p.links&&p.links.length?p.color_on||this.default_connection_color.output_on:p.color_off||this.default_connection_color.output_off,b.beginPath(),p.type===h.EVENT||p.shape===h.BOX_SHAPE?c?b.rect(t[0]-5+0.5,t[1]-8+0.5,10,14):b.rect(t[0]-6+0.5,t[1]-5+0.5,14,10):p.shape===
h.ARROW_SHAPE?(b.moveTo(t[0]+8,t[1]+0.5),b.lineTo(t[0]-4,t[1]+6+0.5),b.lineTo(t[0]-4,t[1]-6+0.5),b.closePath()):f?b.rect(t[0]-4,t[1]-4,8,8):b.arc(t[0],t[1],4,0,2*Math.PI),b.fill(),f||b.stroke(),g&&(q=null!=p.label?p.label:p.name))b.fillStyle=h.NODE_TEXT_COLOR,c||p.dir==h.DOWN?b.fillText(q,t[0],t[1]-8):b.fillText(q,t[0]-10,t[1]+5);b.textAlign="left";b.globalAlpha=1;if(a.widgets){p=k;if(c||a.widgets_up)p=2;null!=a.widgets_start_y&&(p=a.widgets_start_y);this.drawNodeWidgets(a,p,b,this.node_widget&&this.node_widget[0]==
a?this.node_widget[1]:null)}}else if(this.render_collapsed_slots){f=r=null;if(a.inputs)for(d=0;d<a.inputs.length;d++)if(p=a.inputs[d],null!=p.link){r=p;break}if(a.outputs)for(d=0;d<a.outputs.length;d++)p=a.outputs[d],p.links&&p.links.length&&(f=p);r&&(r=0,d=-0.5*h.NODE_TITLE_HEIGHT,c&&(r=0.5*a._collapsed_width,d=-h.NODE_TITLE_HEIGHT),b.fillStyle="#686",b.beginPath(),p.type===h.EVENT||p.shape===h.BOX_SHAPE?b.rect(r-7+0.5,d-4,14,8):p.shape===h.ARROW_SHAPE?(b.moveTo(r+8,d),b.lineTo(r+-4,d-4),b.lineTo(r+
-4,d+4),b.closePath()):b.arc(r,d,4,0,2*Math.PI),b.fill());f&&(r=a._collapsed_width,d=-0.5*h.NODE_TITLE_HEIGHT,c&&(r=0.5*a._collapsed_width,d=0),b.fillStyle="#686",b.strokeStyle="black",b.beginPath(),p.type===h.EVENT||p.shape===h.BOX_SHAPE?b.rect(r-7+0.5,d-4,14,8):p.shape===h.ARROW_SHAPE?(b.moveTo(r+6,d),b.lineTo(r-6,d-4),b.lineTo(r-6,d+4),b.closePath()):b.arc(r,d,4,0,2*Math.PI),b.fill())}a.clip_area&&b.restore();b.globalAlpha=1}}};e.prototype.drawLinkTooltip=function(a,b){var d=b._pos;a.fillStyle=
"black";a.beginPath();a.arc(d[0],d[1],3,0,2*Math.PI);a.fill();if(null!=b.data&&(!this.onDrawLinkTooltip||!0!=this.onDrawLinkTooltip(a,b,this))){var g=b.data,f=null,f=g.constructor===Number?g.toFixed(2):g.constructor===String?'"'+g+'"':g.constructor===Boolean?String(g):g.toToolTip?g.toToolTip():"["+g.constructor.name+"]";null!=f&&(f=f.substr(0,30),a.font="14px Courier New",g=a.measureText(f).width+20,a.shadowColor="black",a.shadowOffsetX=2,a.shadowOffsetY=2,a.shadowBlur=3,a.fillStyle="#454",a.beginPath(),
a.roundRect(d[0]-0.5*g,d[1]-15-24,g,24,3,3),a.moveTo(d[0]-10,d[1]-15),a.lineTo(d[0]+10,d[1]-15),a.lineTo(d[0],d[1]-5),a.fill(),a.shadowColor="transparent",a.textAlign="center",a.fillStyle="#CEC",a.fillText(f,d[0],d[1]-15-24*0.3))}};var v=new Float32Array(4);e.prototype.drawNodeShape=function(a,b,d,g,f,r,s){b.strokeStyle=g;b.fillStyle=f;f=h.NODE_TITLE_HEIGHT;var c=0.5>this.ds.scale,k=a._shape||a.constructor.shape||h.ROUND_SHAPE,p=a.constructor.title_mode,q=!0;p==h.TRANSPARENT_TITLE?q=!1:p==h.AUTOHIDE_TITLE&&
s&&(q=!0);v[0]=0;v[1]=q?-f:0;v[2]=d[0]+1;v[3]=q?d[1]+f:d[1];s=b.globalAlpha;b.beginPath();k==h.BOX_SHAPE||c?b.fillRect(v[0],v[1],v[2],v[3]):k==h.ROUND_SHAPE||k==h.CARD_SHAPE?b.roundRect(v[0],v[1],v[2],v[3],this.round_radius,k==h.CARD_SHAPE?0:this.round_radius):k==h.CIRCLE_SHAPE&&b.arc(0.5*d[0],0.5*d[1],0.5*d[0],0,2*Math.PI);b.fill();a.flags.collapsed||(b.shadowColor="transparent",b.fillStyle="rgba(0,0,0,0.2)",b.fillRect(0,-1,v[2],2));b.shadowColor="transparent";if(a.onDrawBackground)a.onDrawBackground(b,
this,this.canvas);if(q||p==h.TRANSPARENT_TITLE){if(a.onDrawTitleBar)a.onDrawTitleBar(b,f,d,this.ds.scale,g);else if(p!=h.TRANSPARENT_TITLE&&(a.constructor.title_color||this.render_title_colored)){q=a.constructor.title_color||g;a.flags.collapsed&&(b.shadowColor=h.DEFAULT_SHADOW_COLOR);if(this.use_gradients){var t=e.gradients[q];t||(t=e.gradients[q]=b.createLinearGradient(0,0,400,0),t.addColorStop(0,q),t.addColorStop(1,"#000"));b.fillStyle=t}else b.fillStyle=q;b.beginPath();k==h.BOX_SHAPE||c?b.rect(0,
-f,d[0]+1,f):k!=h.ROUND_SHAPE&&k!=h.CARD_SHAPE||b.roundRect(0,-f,d[0]+1,f,this.round_radius,a.flags.collapsed?this.round_radius:0);b.fill();b.shadowColor="transparent"}if(a.onDrawTitleBox)a.onDrawTitleBox(b,f,d,this.ds.scale);else k==h.ROUND_SHAPE||k==h.CIRCLE_SHAPE||k==h.CARD_SHAPE?(c&&(b.fillStyle="black",b.beginPath(),b.arc(0.5*f,-0.5*f,6,0,2*Math.PI),b.fill()),b.fillStyle=a.boxcolor||h.NODE_DEFAULT_BOXCOLOR,c?b.fillRect(0.5*f-5,-0.5*f-5,10,10):(b.beginPath(),b.arc(0.5*f,-0.5*f,5,0,2*Math.PI),
b.fill())):(c&&(b.fillStyle="black",b.fillRect(0.5*(f-10)-1,-0.5*(f+10)-1,12,12)),b.fillStyle=a.boxcolor||h.NODE_DEFAULT_BOXCOLOR,b.fillRect(0.5*(f-10),-0.5*(f+10),10,10));b.globalAlpha=s;if(a.onDrawTitleText)a.onDrawTitleText(b,f,d,this.ds.scale,this.title_text_font,r);!c&&(b.font=this.title_text_font,c=String(a.getTitle()))&&(b.fillStyle=r?"white":a.constructor.title_text_color||this.node_title_color,a.flags.collapsed?(b.textAlign="left",b.measureText(c),b.fillText(c.substr(0,20),f,h.NODE_TITLE_TEXT_Y-
f),b.textAlign="left"):(b.textAlign="left",b.fillText(c,f,h.NODE_TITLE_TEXT_Y-f)));if(a.onDrawTitle)a.onDrawTitle(b)}if(r){if(a.onBounding)a.onBounding(v);p==h.TRANSPARENT_TITLE&&(v[1]-=f,v[3]+=f);b.lineWidth=1;b.globalAlpha=0.8;b.beginPath();k==h.BOX_SHAPE?b.rect(-6+v[0],-6+v[1],12+v[2],12+v[3]):k==h.ROUND_SHAPE||k==h.CARD_SHAPE&&a.flags.collapsed?b.roundRect(-6+v[0],-6+v[1],12+v[2],12+v[3],2*this.round_radius):k==h.CARD_SHAPE?b.roundRect(-6+v[0],-6+v[1],12+v[2],12+v[3],2*this.round_radius,2):k==
h.CIRCLE_SHAPE&&b.arc(0.5*d[0],0.5*d[1],0.5*d[0]+6,0,2*Math.PI);b.strokeStyle="#FFF";b.stroke();b.strokeStyle=g;b.globalAlpha=1}};var G=new Float32Array(4),p=new Float32Array(4),q=new Float32Array(2),k=new Float32Array(2);e.prototype.drawConnections=function(a){var b=h.getTime(),d=this.visible_area;G[0]=d[0]-20;G[1]=d[1]-20;G[2]=d[2]+40;G[3]=d[3]+40;a.lineWidth=this.connections_width;a.fillStyle="#AAA";a.strokeStyle="#AAA";a.globalAlpha=this.editor_alpha;for(var d=this.graph._nodes,g=0,f=d.length;g<
f;++g){var r=d[g];if(r.inputs&&r.inputs.length)for(var s=0;s<r.inputs.length;++s){var c=r.inputs[s];if(c&&null!=c.link&&(c=this.graph.links[c.link])){var e=this.graph.getNodeById(c.origin_id);if(null!=e){var z=c.origin_slot,l=null,l=-1==z?[e.pos[0]+10,e.pos[1]+10]:e.getConnectionPos(!1,z,q),t=r.getConnectionPos(!0,s,k);p[0]=l[0];p[1]=l[1];p[2]=t[0]-l[0];p[3]=t[1]-l[1];0>p[2]&&(p[0]+=p[2],p[2]=Math.abs(p[2]));0>p[3]&&(p[1]+=p[3],p[3]=Math.abs(p[3]));if(u(p,G)){var n=e.outputs[z],z=r.inputs[s];if(n&&
z&&(e=n.dir||(e.horizontal?h.DOWN:h.RIGHT),z=z.dir||(r.horizontal?h.UP:h.LEFT),this.renderLink(a,l,t,c,!1,0,null,e,z),c&&c._last_time&&1E3>b-c._last_time)){var n=2-0.002*(b-c._last_time),K=a.globalAlpha;a.globalAlpha=K*n;this.renderLink(a,l,t,c,!0,n,"white",e,z);a.globalAlpha=K}}}}}}a.globalAlpha=1};e.prototype.renderLink=function(a,b,d,g,f,r,c,k,p,q){g&&this.visible_links.push(g);!c&&g&&(c=g.color||e.link_type_colors[g.type]);c||(c=this.default_link_color);null!=g&&this.highlighted_links[g.id]&&
(c="#FFF");k=k||h.RIGHT;p=p||h.LEFT;var z=C(b,d);this.render_connections_border&&0.6<this.ds.scale&&(a.lineWidth=this.connections_width+4);a.lineJoin="round";q=q||1;1<q&&(a.lineWidth=0.5);a.beginPath();for(var t=0;t<q;t+=1){var l=5*(t-0.5*(q-1));if(this.links_render_mode==h.SPLINE_LINK){a.moveTo(b[0],b[1]+l);var n=0,y=0,u=0,m=0;switch(k){case h.LEFT:n=-0.25*z;break;case h.RIGHT:n=0.25*z;break;case h.UP:y=-0.25*z;break;case h.DOWN:y=0.25*z}switch(p){case h.LEFT:u=-0.25*z;break;case h.RIGHT:u=0.25*
z;break;case h.UP:m=-0.25*z;break;case h.DOWN:m=0.25*z}a.bezierCurveTo(b[0]+n,b[1]+y+l,d[0]+u,d[1]+m+l,d[0],d[1]+l)}else if(this.links_render_mode==h.LINEAR_LINK){a.moveTo(b[0],b[1]+l);m=u=y=n=0;switch(k){case h.LEFT:n=-1;break;case h.RIGHT:n=1;break;case h.UP:y=-1;break;case h.DOWN:y=1}switch(p){case h.LEFT:u=-1;break;case h.RIGHT:u=1;break;case h.UP:m=-1;break;case h.DOWN:m=1}a.lineTo(b[0]+15*n,b[1]+15*y+l);a.lineTo(d[0]+15*u,d[1]+15*m+l);a.lineTo(d[0],d[1]+l)}else if(this.links_render_mode==h.STRAIGHT_LINK)a.moveTo(b[0],
b[1]),l=b[0],n=b[1],y=d[0],u=d[1],k==h.RIGHT?l+=10:n+=10,p==h.LEFT?y-=10:u-=10,a.lineTo(l,n),a.lineTo(0.5*(l+y),n),a.lineTo(0.5*(l+y),u),a.lineTo(y,u),a.lineTo(d[0],d[1]);else return}this.render_connections_border&&0.6<this.ds.scale&&!f&&(a.strokeStyle="rgba(0,0,0,0.5)",a.stroke());a.lineWidth=this.connections_width;a.fillStyle=a.strokeStyle=c;a.stroke();f=this.computeConnectionPoint(b,d,0.5,k,p);g&&g._pos&&(g._pos[0]=f[0],g._pos[1]=f[1]);0.6<=this.ds.scale&&this.highquality_render&&p!=h.CENTER&&
(this.render_connection_arrows&&(t=this.computeConnectionPoint(b,d,0.25,k,p),g=this.computeConnectionPoint(b,d,0.26,k,p),q=this.computeConnectionPoint(b,d,0.75,k,p),z=this.computeConnectionPoint(b,d,0.76,k,p),n=l=0,this.render_curved_connections?(l=-Math.atan2(g[0]-t[0],g[1]-t[1]),n=-Math.atan2(z[0]-q[0],z[1]-q[1])):n=l=d[1]>b[1]?0:Math.PI,a.save(),a.translate(t[0],t[1]),a.rotate(l),a.beginPath(),a.moveTo(-5,-3),a.lineTo(0,7),a.lineTo(5,-3),a.fill(),a.restore(),a.save(),a.translate(q[0],q[1]),a.rotate(n),
a.beginPath(),a.moveTo(-5,-3),a.lineTo(0,7),a.lineTo(5,-3),a.fill(),a.restore()),a.beginPath(),a.arc(f[0],f[1],5,0,2*Math.PI),a.fill());if(r)for(a.fillStyle=c,t=0;5>t;++t)r=(0.001*h.getTime()+0.2*t)%1,f=this.computeConnectionPoint(b,d,r,k,p),a.beginPath(),a.arc(f[0],f[1],5,0,2*Math.PI),a.fill()};e.prototype.computeConnectionPoint=function(a,b,d,g,f){g=g||h.RIGHT;f=f||h.LEFT;var r=C(a,b),c=[a[0],a[1]],k=[b[0],b[1]];switch(g){case h.LEFT:c[0]+=-0.25*r;break;case h.RIGHT:c[0]+=0.25*r;break;case h.UP:c[1]+=
-0.25*r;break;case h.DOWN:c[1]+=0.25*r}switch(f){case h.LEFT:k[0]+=-0.25*r;break;case h.RIGHT:k[0]+=0.25*r;break;case h.UP:k[1]+=-0.25*r;break;case h.DOWN:k[1]+=0.25*r}g=(1-d)*(1-d)*(1-d);f=3*(1-d)*(1-d)*d;r=3*(1-d)*d*d;d*=d*d;return[g*a[0]+f*c[0]+r*k[0]+d*b[0],g*a[1]+f*c[1]+r*k[1]+d*b[1]]};e.prototype.drawExecutionOrder=function(a){a.shadowColor="transparent";a.globalAlpha=0.25;a.textAlign="center";a.strokeStyle="white";a.globalAlpha=0.75;for(var b=this.visible_nodes,d=0;d<b.length;++d){var g=b[d];
a.fillStyle="black";a.fillRect(g.pos[0]-h.NODE_TITLE_HEIGHT,g.pos[1]-h.NODE_TITLE_HEIGHT,h.NODE_TITLE_HEIGHT,h.NODE_TITLE_HEIGHT);0==g.order&&a.strokeRect(g.pos[0]-h.NODE_TITLE_HEIGHT+0.5,g.pos[1]-h.NODE_TITLE_HEIGHT+0.5,h.NODE_TITLE_HEIGHT,h.NODE_TITLE_HEIGHT);a.fillStyle="#FFF";a.fillText(g.order,g.pos[0]+-0.5*h.NODE_TITLE_HEIGHT,g.pos[1]-6)}a.globalAlpha=1};e.prototype.drawNodeWidgets=function(a,b,d,g){if(!a.widgets||!a.widgets.length)return 0;var f=a.size[0],r=a.widgets;b+=2;var c=h.NODE_WIDGET_HEIGHT,
k=0.5<this.ds.scale;d.save();d.globalAlpha=this.editor_alpha;for(var p=h.WIDGET_OUTLINE_COLOR,e=h.WIDGET_BGCOLOR,q=h.WIDGET_TEXT_COLOR,t=h.WIDGET_SECONDARY_TEXT_COLOR,z=0;z<r.length;++z){var l=r[z],n=b;l.y&&(n=l.y);l.last_y=n;d.strokeStyle=p;d.fillStyle="#222";d.textAlign="left";l.disabled&&(d.globalAlpha*=0.5);switch(l.type){case "button":l.clicked&&(d.fillStyle="#AAA",l.clicked=!1,this.dirty_canvas=!0);d.fillRect(15,n,f-30,c);k&&d.strokeRect(15,n,f-30,c);k&&(d.textAlign="center",d.fillStyle=q,d.fillText(l.name,
0.5*f,n+0.7*c));break;case "toggle":d.textAlign="left";d.strokeStyle=p;d.fillStyle=e;d.beginPath();k?d.roundRect(15,b,f-30,c,0.5*c):d.rect(15,b,f-30,c);d.fill();k&&d.stroke();d.fillStyle=l.value?"#89A":"#333";d.beginPath();d.arc(f-30,n+0.5*c,0.36*c,0,2*Math.PI);d.fill();k&&(d.fillStyle=t,null!=l.name&&d.fillText(l.name,30,n+0.7*c),d.fillStyle=l.value?q:t,d.textAlign="right",d.fillText(l.value?l.options.on||"true":l.options.off||"false",f-40,n+0.7*c));break;case "slider":d.fillStyle=e;d.fillRect(15,
n,f-30,c);var y=l.options.max-l.options.min,u=(l.value-l.options.min)/y;d.fillStyle=g==l?"#89A":"#678";d.fillRect(15,n,u*(f-30),c);k&&d.strokeRect(15,n,f-30,c);l.marker&&(y=(l.marker-l.options.min)/y,d.fillStyle="#AA9",d.fillRect(15+y*(f-30),n,2,c));k&&(d.textAlign="center",d.fillStyle=q,d.fillText(l.name+"  "+Number(l.value).toFixed(3),0.5*f,n+0.7*c));break;case "number":case "combo":d.textAlign="left";d.strokeStyle=p;d.fillStyle=e;d.beginPath();k?d.roundRect(15,b,f-30,c,0.5*c):d.rect(15,b,f-30,
c);d.fill();k&&(d.stroke(),d.fillStyle=q,d.beginPath(),d.moveTo(31,b+5),d.lineTo(21,b+0.5*c),d.lineTo(31,b+c-5),d.fill(),d.beginPath(),d.moveTo(f-15-16,b+5),d.lineTo(f-15-6,b+0.5*c),d.lineTo(f-15-16,b+c-5),d.fill(),d.fillStyle=t,d.fillText(l.name,35,n+0.7*c),d.fillStyle=q,d.textAlign="right","number"==l.type?d.fillText(Number(l.value).toFixed(void 0!==l.options.precision?l.options.precision:3),f-30-20,n+0.7*c):(y=l.value,l.options.values&&(u=l.options.values,u.constructor===Function&&(u=u()),u&&u.constructor!==
Array&&(y=u[l.value])),d.fillText(y,f-30-20,n+0.7*c)));break;case "string":case "text":d.textAlign="left";d.strokeStyle=p;d.fillStyle=e;d.beginPath();k?d.roundRect(15,b,f-30,c,0.5*c):d.rect(15,b,f-30,c);d.fill();k&&(d.save(),d.beginPath(),d.rect(15,b,f-30,c),d.clip(),d.stroke(),d.fillStyle=t,null!=l.name&&d.fillText(l.name,30,n+0.7*c),d.fillStyle=q,d.textAlign="right",d.fillText(String(l.value).substr(0,30),f-30,n+0.7*c),d.restore());break;default:l.draw&&l.draw(d,a,l,n,c)}b+=c+4;d.globalAlpha=this.editor_alpha}d.restore();
d.textAlign="left"};e.prototype.processNodeWidgets=function(a,b,d,g){function f(f,g){f.value=g;f.options&&f.options.property&&void 0!==a.properties[f.options.property]&&a.setProperty(f.options.property,g);f.callback&&f.callback(f.value,p,a,b,d)}if(!a.widgets||!a.widgets.length)return null;for(var c=b[0]-a.pos[0],s=b[1]-a.pos[1],k=a.size[0],p=this,e=this.getCanvasWindow(),q=0;q<a.widgets.length;++q){var t=a.widgets[q];if(t&&!t.disabled&&(t==g||6<c&&c<k-12&&s>t.last_y&&s<t.last_y+h.NODE_WIDGET_HEIGHT)){switch(t.type){case "button":if("mousemove"===
d.type)break;t.callback&&setTimeout(function(){t.callback(t,p,a,b,d)},20);this.dirty_canvas=t.clicked=!0;break;case "slider":e=Math.clamp((c-10)/(k-20),0,1);t.value=t.options.min+(t.options.max-t.options.min)*e;t.callback&&setTimeout(function(){f(t,t.value)},20);this.dirty_canvas=!0;break;case "number":case "combo":g=t.value;if("mousemove"==d.type&&"number"==t.type)t.value+=0.1*d.deltaX*(t.options.step||1),null!=t.options.min&&t.value<t.options.min&&(t.value=t.options.min),null!=t.options.max&&t.value>
t.options.max&&(t.value=t.options.max);else if("mousedown"==d.type){var l=t.options.values;l&&l.constructor===Function&&(l=t.options.values(t,a));var z=null;"number"!=t.type&&(z=l.constructor===Array?l:Object.keys(l));c=40>c?-1:c>k-40?1:0;if("number"==t.type)t.value+=0.1*c*(t.options.step||1),null!=t.options.min&&t.value<t.options.min&&(t.value=t.options.min),null!=t.options.max&&t.value>t.options.max&&(t.value=t.options.max);else if(c)e=-1,e=l.constructor===Object?z.indexOf(String(t.value))+c:z.indexOf(t.value)+
c,e>=z.length&&(e=z.length-1),0>e&&(e=0),t.value=l.constructor===Array?l[e]:e;else{var n=l!=z?Object.values(l):l;new h.ContextMenu(n,{scale:Math.max(1,this.ds.scale),event:d,className:"dark",callback:y.bind(t)},e);var y=function(a,b,d){l!=z&&(a=n.indexOf(a));this.value=a;f(this,a);p.dirty_canvas=!0;return!1}}}else"mouseup"==d.type&&"number"==t.type&&(c=40>c?-1:c>k-40?1:0,200>d.click_time&&0==c&&this.prompt("Value",t.value,function(a){this.value=Number(a);f(this,this.value)}.bind(t),d));g!=t.value&&
setTimeout(function(){f(this,this.value)}.bind(t),20);this.dirty_canvas=!0;break;case "toggle":"mousedown"==d.type&&(t.value=!t.value,setTimeout(function(){f(t,t.value)},20));break;case "string":case "text":"mousedown"==d.type&&this.prompt("Value",t.value,function(a){this.value=a;f(this,a)}.bind(t),d);break;default:t.mouse&&t.mouse(ctx,d,[c,s],a)}return t}}return null};e.prototype.drawGroups=function(a,b){if(this.graph){var d=this.graph._groups;b.save();b.globalAlpha=0.5*this.editor_alpha;for(var g=
0;g<d.length;++g){var f=d[g];if(u(this.visible_area,f._bounding)){b.fillStyle=f.color||"#335";b.strokeStyle=f.color||"#335";var c=f._pos,s=f._size;b.globalAlpha=0.25*this.editor_alpha;b.beginPath();b.rect(c[0]+0.5,c[1]+0.5,s[0],s[1]);b.fill();b.globalAlpha=this.editor_alpha;b.stroke();b.beginPath();b.moveTo(c[0]+s[0],c[1]+s[1]);b.lineTo(c[0]+s[0]-10,c[1]+s[1]);b.lineTo(c[0]+s[0],c[1]+s[1]-10);b.fill();s=f.font_size||h.DEFAULT_GROUP_FONT_SIZE;b.font=s+"px Arial";b.fillText(f.title,c[0]+4,c[1]+s)}}b.restore()}};
e.prototype.adjustNodesSize=function(){for(var a=this.graph._nodes,b=0;b<a.length;++b)a[b].size=a[b].computeSize();this.setDirty(!0,!0)};e.prototype.resize=function(a,b){if(!a&&!b){var d=this.canvas.parentNode;a=d.offsetWidth;b=d.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)};e.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 g=setInterval(function(){b.editor_alpha*=d;b.dirty_canvas=!0;b.dirty_bgcanvas=!0;1>d&&0.01>b.editor_alpha&&(clearInterval(g),1>d&&(b.live_mode=!0));1<d&&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};e.prototype.onNodeSelectionChange=function(a){};e.prototype.touchHandler=function(a){var b=a.changedTouches[0],d="";switch(a.type){case "touchstart":d=
"mousedown";break;case "touchmove":d="mousemove";break;case "touchend":d="mouseup";break;default:return}var g=this.getCanvasWindow(),f=g.document.createEvent("MouseEvent");f.initMouseEvent(d,!0,!0,g,1,b.screenX,b.screenY,b.clientX,b.clientY,!1,!1,!1,!1,0,null);b.target.dispatchEvent(f);a.preventDefault()};e.onGroupAdd=function(a,b,d){a=e.active_canvas;a.getCanvasWindow();b=new h.LGraphGroup;b.pos=a.convertEventToCanvasOffset(d);a.graph.add(b)};e.onMenuAdd=function(a,b,d,g,f){function c(a,b){var d=
g.getFirstEvent(),r=h.createNode(a.value);r&&(r.pos=s.convertEventToCanvasOffset(d),s.graph.add(r));f&&f(r)}var s=e.active_canvas,k=s.getCanvasWindow();a=h.getNodeTypesCategories(s.filter);b=[];for(var p in a)a[p]&&b.push({value:a[p],content:a[p],has_submenu:!0});var q=new h.ContextMenu(b,{event:d,callback:function(a,b,d){a=h.getNodeTypesInCategory(a.value,s.filter);b=[];for(var f in a)a[f].skip_list||b.push({content:a[f].title,value:a[f].type});new h.ContextMenu(b,{event:d,callback:c,parentMenu:q},
k);return!1},parentMenu:g},k);return!1};e.onMenuCollapseAll=function(){};e.onMenuNodeEdit=function(){};e.showMenuNodeOptionalInputs=function(a,b,d,g,f){function c(a,b,d){f&&(a.callback&&a.callback.call(s,f,a,b,d),a.value&&(f.addInput(a.value[0],a.value[1],a.value[2]),f.setDirtyCanvas(!0,!0)))}if(f){var s=this;a=e.active_canvas.getCanvasWindow();b=f.optional_inputs;f.onGetInputs&&(b=f.onGetInputs());var k=[];if(b)for(var p in b){var q=b[p];if(q){var l=q[0];q[2]&&q[2].label&&(l=q[2].label);l={content:l,
value:q};q[1]==h.ACTION&&(l.className="event");k.push(l)}else k.push(null)}this.onMenuNodeInputs&&(k=this.onMenuNodeInputs(k));if(k.length)return new h.ContextMenu(k,{event:d,callback:c,parentMenu:g,node:f},a),!1}};e.showMenuNodeOptionalOutputs=function(a,b,d,g,f){function c(a,b,d){if(f&&(a.callback&&a.callback.call(k,f,a,b,d),a.value))if(d=a.value[1],!d||d.constructor!==Object&&d.constructor!==Array)f.addOutput(a.value[0],a.value[1],a.value[2]),f.setDirtyCanvas(!0,!0);else{a=[];for(var p in d)a.push({content:p,
value:d[p]});new h.ContextMenu(a,{event:b,callback:c,parentMenu:g,node:f});return!1}}if(f){var k=this;a=e.active_canvas.getCanvasWindow();b=f.optional_outputs;f.onGetOutputs&&(b=f.onGetOutputs());var p=[];if(b)for(var q in b){var l=b[q];if(!l)p.push(null);else if(!f.flags||!f.flags.skip_repeated_outputs||-1==f.findOutputSlot(l[0])){var z=l[0];l[2]&&l[2].label&&(z=l[2].label);z={content:z,value:l};l[1]==h.EVENT&&(z.className="event");p.push(z)}}this.onMenuNodeOutputs&&(p=this.onMenuNodeOutputs(p));
if(p.length)return new h.ContextMenu(p,{event:d,callback:c,parentMenu:g,node:f},a),!1}};e.onShowMenuNodeProperties=function(a,b,d,g,f){function c(a,b,d,g){f&&(b=this.getBoundingClientRect(),k.showEditPropertyValue(f,a.value,{position:[b.left,b.top]}))}if(f&&f.properties){var k=e.active_canvas;b=k.getCanvasWindow();var p=[],q;for(q in f.properties)a=void 0!==f.properties[q]?f.properties[q]:" ","object"==typeof a&&(a=JSON.stringify(a)),a=e.decodeHTML(a),p.push({content:"<span class='property_name'>"+
q+"</span><span class='property_value'>"+a+"</span>",value:q});if(p.length)return new h.ContextMenu(p,{event:d,callback:c,parentMenu:g,allow_html:!0,node:f},b),!1}};e.decodeHTML=function(a){var b=document.createElement("div");b.innerText=a;return b.innerHTML};e.onResizeNode=function(a,b,d,g,f){f&&(f.size=f.computeSize(),f.setDirtyCanvas(!0,!0))};e.prototype.showLinkMenu=function(a,b){var d=this;console.log(a);var g=new h.ContextMenu(["Add Node",null,"Delete"],{event:b,title:null!=a.data?a.data.constructor.name:
null,callback:function(b,h,c){switch(b){case "Add Node":e.onMenuAdd(null,null,c,g,function(b){console.log("node autoconnect");var f=d.graph.getNodeById(a.origin_id),g=d.graph.getNodeById(a.target_id);b.inputs&&b.inputs.length&&b.outputs&&b.outputs.length&&f.outputs[a.origin_slot].type==b.inputs[0].type&&b.outputs[0].type==g.inputs[0].type&&(f.connect(a.origin_slot,b,0),b.connect(0,g,a.target_slot),b.pos[0]-=0.5*b.size[0])});break;case "Delete":d.graph.removeLink(a.id)}}});return!1};e.onShowPropertyEditor=
function(a,b,d,g,f){function h(){var b=p.value;"Number"==a.type?b=Number(b):"Boolean"==a.type&&(b=Boolean(b));f[c]=b;k.parentNode&&k.parentNode.removeChild(k);f.setDirtyCanvas(!0,!0)}var c=a.property||"title";b=f[c];var k=document.createElement("div");k.className="graphdialog";k.innerHTML="<span class='name'></span><input autofocus type='text' class='value'/><button>OK</button>";k.querySelector(".name").innerText=c;var p=k.querySelector("input");p&&(p.value=b,p.addEventListener("blur",function(a){this.focus()}),
p.addEventListener("keydown",function(a){13==a.keyCode&&(h(),a.preventDefault(),a.stopPropagation())}));b=e.active_canvas.canvas;d=b.getBoundingClientRect();var q=g=-20;d&&(g-=d.left,q-=d.top);event?(k.style.left=event.clientX+g+"px",k.style.top=event.clientY+q+"px"):(k.style.left=0.5*b.width+g+"px",k.style.top=0.5*b.height+q+"px");k.querySelector("button").addEventListener("click",h);b.parentNode.appendChild(k)};e.prototype.prompt=function(a,b,d,g){var f=this;a=a||"";var h=!1,c=document.createElement("div");
c.className="graphdialog rounded";c.innerHTML="<span class='name'></span> <input autofocus type='text' class='value'/><button class='rounded'>OK</button>";c.close=function(){f.prompt_box=null;c.parentNode&&c.parentNode.removeChild(c)};1<this.ds.scale&&(c.style.transform="scale("+this.ds.scale+")");c.addEventListener("mouseleave",function(a){h||c.close()});f.prompt_box&&f.prompt_box.close();f.prompt_box=c;c.querySelector(".name").innerText=a;c.querySelector(".value").value=b;var k=c.querySelector("input");
k.addEventListener("keydown",function(a){h=!0;if(27==a.keyCode)c.close();else if(13==a.keyCode)d&&d(this.value),c.close();else return;a.preventDefault();a.stopPropagation()});c.querySelector("button").addEventListener("click",function(a){d&&d(k.value);f.setDirty(!0);c.close()});a=e.active_canvas.canvas;b=a.getBoundingClientRect();var p=-20,q=-20;b&&(p-=b.left,q-=b.top);g?(c.style.left=g.clientX+p+"px",c.style.top=g.clientY+q+"px"):(c.style.left=0.5*a.width+p+"px",c.style.top=0.5*a.height+q+"px");
a.parentNode.appendChild(c);setTimeout(function(){k.focus()},10);return c};e.search_limit=-1;e.prototype.showSearchBox=function(a){function b(b){if(b)if(f.onSearchBoxSelection)f.onSearchBoxSelection(b,a,c);else{var d=h.searchbox_extras[b.toLowerCase()];d&&(b=d.type);if(b=h.createNode(b))b.pos=c.convertEventToCanvasOffset(a),c.graph.add(b);if(d&&d.data){if(d.data.properties)for(var g in d.data.properties)b.addProperty(g,d.data.properties[g]);if(d.data.inputs)for(g in b.inputs=[],d.data.inputs)b.addOutput(d.data.inputs[g][0],
d.data.inputs[g][1]);if(d.data.outputs)for(g in b.outputs=[],d.data.outputs)b.addOutput(d.data.outputs[g][0],d.data.outputs[g][1]);d.data.title&&(b.title=d.data.title);d.data.json&&b.configure(d.data.json)}}q.close()}function d(a){var b=y;y&&y.classList.remove("selected");y?(y=a?y.nextSibling:y.previousSibling)||(y=b):y=a?z.childNodes[0]:z.childNodes[z.childNodes.length];y&&(y.classList.add("selected"),y.scrollIntoView({block:"end",behavior:"smooth"}))}function g(){function a(d,f){var g=document.createElement("div");
t||(t=d);g.innerText=d;g.dataset.type=escape(d);g.className="litegraph lite-search-item";f&&(g.className+=" "+f);g.addEventListener("click",function(a){b(unescape(this.dataset.type))});z.appendChild(g)}n=null;var d=u.value;t=null;z.innerHTML="";if(d)if(f.onSearchBox){var g=f.onSearchBox(z,d,c);if(g)for(var k=0;k<g.length;++k)a(g[k])}else{var g=0,d=d.toLowerCase(),p=c.filter||c.graph.filter;for(k in h.searchbox_extras){var s=h.searchbox_extras[k];if(-1!==s.desc.toLowerCase().indexOf(d)){var q=h.registered_node_types[s.type];
if(!q||!q.filter||q.filter==p)if(a(s.desc,"searchbox_extra"),-1!==e.search_limit&&g++>e.search_limit)break}}s=null;if(Array.prototype.filter)s=Object.keys(h.registered_node_types).filter(l);else for(k in s=[],h.registered_node_types)l(k)&&s.push(k);for(k=0;k<s.length&&!(a(s[k]),-1!==e.search_limit&&g++>e.search_limit);k++);var l=function(a){var b=h.registered_node_types[a];return p&&b.filter!=p?!1:-1!==a.toLowerCase().indexOf(d)}}}var f=this,c=e.active_canvas,k=c.canvas,p=k.ownerDocument||document,
q=document.createElement("div");q.className="litegraph litesearchbox graphdialog rounded";q.innerHTML="<span class='name'>Search</span> <input autofocus type='text' class='value rounded'/><div class='helper'></div>";q.close=function(){f.search_box=null;p.body.focus();p.body.style.overflow="";setTimeout(function(){f.canvas.focus()},20);q.parentNode&&q.parentNode.removeChild(q)};var l=null;1<this.ds.scale&&(q.style.transform="scale("+this.ds.scale+")");q.addEventListener("mouseenter",function(a){l&&
(clearTimeout(l),l=null)});q.addEventListener("mouseleave",function(a){l=setTimeout(function(){q.close()},500)});f.search_box&&f.search_box.close();f.search_box=q;var z=q.querySelector(".helper"),t=null,n=null,y=null,u=q.querySelector("input");u&&(u.addEventListener("blur",function(a){this.focus()}),u.addEventListener("keydown",function(a){if(38==a.keyCode)d(!1);else if(40==a.keyCode)d(!0);else if(27==a.keyCode)q.close();else if(13==a.keyCode)y?b(y.innerHTML):t?b(t):q.close();else{n&&clearInterval(n);
n=setTimeout(g,10);return}a.preventDefault();a.stopPropagation();a.stopImmediatePropagation();return!0}));p.fullscreenElement?p.fullscreenElement.appendChild(q):(p.body.appendChild(q),p.body.style.overflow="hidden");var k=k.getBoundingClientRect(),m=(a?a.clientY:k.top+0.5*k.height)-20;q.style.left=(a?a.clientX:k.left+0.5*k.width)-80+"px";q.style.top=m+"px";a.layerY>k.height-200&&(z.style.maxHeight=k.height-a.layerY-20+"px");u.focus();return q};e.prototype.showEditPropertyValue=function(a,b,d){function g(){f(t.value)}
function f(f){"number"==typeof a.properties[b]&&(f=Number(f));if("array"==h||"object"==h)f=JSON.parse(f);a.properties[b]=f;a._graph&&a._graph._version++;if(a.onPropertyChanged)a.onPropertyChanged(b,f);if(d.onclose)d.onclose();e.close();a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[b]){d=d||{};var c=a.getPropertyInfo(b),h=c.type,k="";if("string"==h||"number"==h||"array"==h||"object"==h)k="<input autofocus type='text' class='value'/>";else if("enum"==h&&c.values){var k="<select autofocus type='text' class='value'>",
p;for(p in c.values)var q=c.values.constructor===Array?c.values[p]:p,k=k+("<option value='"+q+"' "+(q==a.properties[b]?"selected":"")+">"+c.values[p]+"</option>");k+="</select>"}else if("boolean"==h)k="<input autofocus type='checkbox' class='value' "+(a.properties[b]?"checked":"")+"/>";else{console.warn("unknown type: "+h);return}var e=this.createDialog("<span class='name'>"+b+"</span>"+k+"<button>OK</button>",d);if("enum"==h&&c.values){var t=e.querySelector("select");t.addEventListener("change",
function(a){f(a.target.value)})}else if("boolean"==h)(t=e.querySelector("input"))&&t.addEventListener("click",function(a){f(!!t.checked)});else if(t=e.querySelector("input"))t.addEventListener("blur",function(a){this.focus()}),q=void 0!==a.properties[b]?a.properties[b]:"",q=JSON.stringify(q),t.value=q,t.addEventListener("keydown",function(a){13==a.keyCode&&(g(),a.preventDefault(),a.stopPropagation())});e.querySelector("button").addEventListener("click",g);return e}};e.prototype.createDialog=function(a,
b){b=b||{};var d=document.createElement("div");d.className="graphdialog";d.innerHTML=a;var g=this.canvas.getBoundingClientRect(),f=-20,c=-20;g&&(f-=g.left,c-=g.top);b.position?(f+=b.position[0],c+=b.position[1]):b.event?(f+=b.event.clientX,c+=b.event.clientY):(f+=0.5*this.canvas.width,c+=0.5*this.canvas.height);d.style.left=f+"px";d.style.top=c+"px";this.canvas.parentNode.appendChild(d);d.close=function(){this.parentNode&&this.parentNode.removeChild(this)};return d};e.onMenuNodeCollapse=function(a,
b,d,g,f){f.collapse()};e.onMenuNodePin=function(a,b,d,g,f){f.pin()};e.onMenuNodeMode=function(a,b,d,g,f){new h.ContextMenu(["Always","On Event","On Trigger","Never"],{event:d,callback:function(a){if(f)switch(a){case "On Event":f.mode=h.ON_EVENT;break;case "On Trigger":f.mode=h.ON_TRIGGER;break;case "Never":f.mode=h.NEVER;break;default:f.mode=h.ALWAYS}},parentMenu:g,node:f});return!1};e.onMenuNodeColors=function(a,b,d,g,f){if(!f)throw"no node for color";b=[];b.push({value:null,content:"<span style='display: block; padding-left: 4px;'>No color</span>"});
for(var c in e.node_colors)a=e.node_colors[c],a={value:c,content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid "+a.color+"; background-color:"+a.bgcolor+"'>"+c+"</span>"},b.push(a);new h.ContextMenu(b,{event:d,callback:function(a){f&&((a=a.value?e.node_colors[a.value]:null)?f.constructor===h.LGraphGroup?f.color=a.groupcolor:(f.color=a.color,f.bgcolor=a.bgcolor):(delete f.color,delete f.bgcolor),f.setDirtyCanvas(!0,!0))},parentMenu:g,node:f});return!1};e.onMenuNodeShapes=
function(a,b,d,g,f){if(!f)throw"no node passed";new h.ContextMenu(h.VALID_SHAPES,{event:d,callback:function(a){f&&(f.shape=a,f.setDirtyCanvas(!0))},parentMenu:g,node:f});return!1};e.onMenuNodeRemove=function(a,b,d,g,f){if(!f)throw"no node passed";!1!==f.removable&&(f.graph.remove(f),f.setDirtyCanvas(!0,!0))};e.onMenuNodeClone=function(a,b,d,g,f){!1!=f.clonable&&(a=f.clone())&&(a.pos=[f.pos[0]+5,f.pos[1]+5],f.graph.add(a),f.setDirtyCanvas(!0,!0))};e.node_colors={red:{color:"#322",bgcolor:"#533",groupcolor:"#A88"},
brown:{color:"#332922",bgcolor:"#593930",groupcolor:"#b06634"},green:{color:"#232",bgcolor:"#353",groupcolor:"#8A8"},blue:{color:"#223",bgcolor:"#335",groupcolor:"#88A"},pale_blue:{color:"#2a363b",bgcolor:"#3f5159",groupcolor:"#3f789e"},cyan:{color:"#233",bgcolor:"#355",groupcolor:"#8AA"},purple:{color:"#323",bgcolor:"#535",groupcolor:"#a1309b"},yellow:{color:"#432",bgcolor:"#653",groupcolor:"#b58b2a"},black:{color:"#222",bgcolor:"#000",groupcolor:"#444"}};e.prototype.getCanvasMenuOptions=function(){var a=
null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:e.onMenuAdd},{content:"Add Group",callback:e.onGroupAdd}],this._graph_stack&&0<this._graph_stack.length&&a.push(null,{content:"Close subgraph",callback:this.closeSubgraph.bind(this)}));if(this.getExtraMenuOptions){var b=this.getExtraMenuOptions(this,a);b&&(a=a.concat(b))}return a};e.prototype.getNodeMenuOptions=function(a){var b=null,b=a.getMenuOptions?a.getMenuOptions(this):[{content:"Inputs",has_submenu:!0,
disabled:!0,callback:e.showMenuNodeOptionalInputs},{content:"Outputs",has_submenu:!0,disabled:!0,callback:e.showMenuNodeOptionalOutputs},null,{content:"Properties",has_submenu:!0,callback:e.onShowMenuNodeProperties},null,{content:"Title",callback:e.onShowPropertyEditor},{content:"Mode",has_submenu:!0,callback:e.onMenuNodeMode},{content:"Resize",callback:e.onResizeNode},{content:"Collapse",callback:e.onMenuNodeCollapse},{content:"Pin",callback:e.onMenuNodePin},{content:"Colors",has_submenu:!0,callback:e.onMenuNodeColors},
{content:"Shapes",has_submenu:!0,callback:e.onMenuNodeShapes},null];if(a.onGetInputs){var d=a.onGetInputs();d&&d.length&&(b[0].disabled=!1)}a.onGetOutputs&&(d=a.onGetOutputs())&&d.length&&(b[1].disabled=!1);a.getExtraMenuOptions&&(d=a.getExtraMenuOptions(this))&&(d.push(null),b=d.concat(b));!1!==a.clonable&&b.push({content:"Clone",callback:e.onMenuNodeClone});!1!==a.removable&&b.push(null,{content:"Remove",callback:e.onMenuNodeRemove});if(a.graph&&a.graph.onGetNodeMenuOptions)a.graph.onGetNodeMenuOptions(b,
a);return b};e.prototype.getGroupMenuOptions=function(a){return[{content:"Title",callback:e.onShowPropertyEditor},{content:"Color",has_submenu:!0,callback:e.onMenuNodeColors},{content:"Font size",property:"font_size",type:"Number",callback:e.onShowPropertyEditor},null,{content:"Remove",callback:e.onMenuNodeRemove}]};e.prototype.processContextMenu=function(a,b){var d=this,g=e.active_canvas.getCanvasWindow(),f=null,c={event:b,callback:function(b,f,g){if(b)if("Remove Slot"==b.content)b=b.slot,b.input?
a.removeInput(b.slot):b.output&&a.removeOutput(b.slot);else if("Disconnect Links"==b.content)b=b.slot,b.output?a.disconnectOutput(b.slot):b.input&&a.disconnectInput(b.slot);else if("Rename Slot"==b.content){b=b.slot;var c=b.input?a.getInputInfo(b.slot):a.getOutputInfo(b.slot),h=d.createDialog("<span class='name'>Name</span><input autofocus type='text'/><button>OK</button>",f),k=h.querySelector("input");k&&c&&(k.value=c.label||"");h.querySelector("button").addEventListener("click",function(a){k.value&&
(c&&(c.label=k.value),d.setDirty(!0));h.close()})}},extra:a};a&&(c.title=a.type);var k=null;a&&(k=a.getSlotInPosition(b.canvasX,b.canvasY),e.active_node=a);if(k){f=[];k&&k.output&&k.output.links&&k.output.links.length&&f.push({content:"Disconnect Links",slot:k});var p=k.input||k.output;f.push(p.locked?"Cannot remove":{content:"Remove Slot",slot:k});f.push(p.nameLocked?"Cannot rename":{content:"Rename Slot",slot:k});c.title=(k.input?k.input.type:k.output.type)||"*";k.input&&k.input.type==h.ACTION&&
(c.title="Action");k.output&&k.output.type==h.EVENT&&(c.title="Event")}else a?f=this.getNodeMenuOptions(a):(f=this.getCanvasMenuOptions(),(k=this.graph.getGroupOnPos(b.canvasX,b.canvasY))&&f.push(null,{content:"Edit Group",has_submenu:!0,submenu:{title:"Group",extra:k,options:this.getGroupMenuOptions(k)}}));f&&new h.ContextMenu(f,c,g)};"undefined"!=typeof window&&window.CanvasRenderingContext2D&&(window.CanvasRenderingContext2D.prototype.roundRect=function(a,b,d,g,f,c){void 0===f&&(f=5);void 0===
c&&(c=f);this.moveTo(a+f,b);this.lineTo(a+d-f,b);this.quadraticCurveTo(a+d,b,a+d,b+f);this.lineTo(a+d,b+g-c);this.quadraticCurveTo(a+d,b+g,a+d-c,b+g);this.lineTo(a+c,b+g);this.quadraticCurveTo(a,b+g,a,b+g-c);this.lineTo(a,b+f);this.quadraticCurveTo(a,b,a+f,b)});h.compareObjects=function(a,b){for(var d in a)if(a[d]!=b[d])return!1;return!0};h.distance=C;h.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")+")"};h.isInsideRectangle=w;h.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)};h.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};h.overlapBounding=u;h.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),d=0,g,f,c=0;6>c;c+=2)g="0123456789ABCDEF".indexOf(a.charAt(c)),f="0123456789ABCDEF".indexOf(a.charAt(c+1)),b[d]=16*g+f,d++;return b};
h.num2hex=function(a){for(var b="#",d,g,f=0;3>f;f++)d=a[f]/16,g=a[f]%16,b+="0123456789ABCDEF".charAt(d)+"0123456789ABCDEF".charAt(g);return b};D.prototype.addItem=function(a,b,d){function g(a){var b=this.value;b&&b.has_submenu&&f.call(this,a)}function f(a){var b=this.value,f=!0;c.current_submenu&&c.current_submenu.close(a);if(d.callback){var g=d.callback.call(this,b,d,a,c,d.node);!0===g&&(f=!1)}if(b&&(b.callback&&!d.ignore_item_callbacks&&!0!==b.disabled&&(g=b.callback.call(this,b,d,a,c,d.extra),
!0===g&&(f=!1)),b.submenu)){if(!b.submenu.options)throw"ContextMenu submenu needs options";new c.constructor(b.submenu.options,{callback:b.submenu.callback,event:a,parentMenu:c,ignore_item_callbacks:b.submenu.ignore_item_callbacks,title:b.submenu.title,extra:b.submenu.extra,autoopen:d.autoopen});f=!1}f&&!c.lock&&c.close()}var c=this;d=d||{};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;b.className&&(h.className+=" "+b.className)}this.root.appendChild(h);k||h.addEventListener("click",f);d.autoopen&&h.addEventListener("mouseenter",g);return h};D.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&&!D.isCursorOverElement(a,this.parentMenu.root)&&D.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0);this.root.closing_timer&&clearTimeout(this.root.closing_timer)};D.trigger=function(a,b,d,g){var f=document.createEvent("CustomEvent");f.initCustomEvent(b,!0,!0,d);f.srcElement=g;a.dispatchEvent?a.dispatchEvent(f):a.__events&&a.__events.dispatchEvent(f);return f};D.prototype.getTopMenu=
function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu():this};D.prototype.getFirstEvent=function(){return this.options.parentMenu?this.options.parentMenu.getFirstEvent():this.options.event};D.isCursorOverElement=function(a,b){var d=a.clientX,g=a.clientY,f=b.getBoundingClientRect();return f?g>f.top&&g<f.top+f.height&&d>f.left&&d<f.left+f.width?!0:!1:!1};h.ContextMenu=D;h.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])}};h.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)))};
A.sampleCurve=function(a,b){if(b){for(var d=0;d<b.length-1;++d){var g=b[d],f=b[d+1];if(!(f[0]<a)){d=f[0]-g[0];if(1E-5>Math.abs(d))return g[1];d=(a-g[0])/d;return g[1]*(1-d)+f[1]*d}}return 0}};A.prototype.draw=function(a,b,d,g,f,c){if(d=this.points){this.size=b;var h=b[0]-2*this.margin;b=b[1]-2*this.margin;f=f||"#666";a.save();a.translate(this.margin,this.margin);g&&(a.fillStyle="#111",a.fillRect(0,0,h,b),a.fillStyle="#222",a.fillRect(0.5*h,0,1,b),a.strokeStyle="#333",a.strokeRect(0,0,h,b));a.strokeStyle=
f;c&&(a.globalAlpha=0.5);a.beginPath();for(g=0;g<d.length;++g)f=d[g],a.lineTo(f[0]*h,(1-f[1])*b);a.stroke();a.globalAlpha=1;if(!c)for(g=0;g<d.length;++g)f=d[g],a.fillStyle=this.selected==g?"#FFF":this.nearest==g?"#DDD":"#AAA",a.beginPath(),a.arc(f[0]*h,(1-f[1])*b,2,0,2*Math.PI),a.fill();a.restore()}};A.prototype.onMouseDown=function(a,b){var d=this.points;if(d&&!(0>a[1])){var g=this.size[0]-2*this.margin,f=this.size[1]-2*this.margin,c=a[0]-this.margin,h=a[1]-this.margin;this.selected=this.getCloserPoint([c,
h],30/b.ds.scale);-1==this.selected&&(g=[c/g,1-h/f],d.push(g),d.sort(function(a,b){return a[0]-b[0]}),this.selected=d.indexOf(g),this.must_update=!0);if(-1!=this.selected)return!0}};A.prototype.onMouseMove=function(a,b){var d=this.points;if(d){var g=this.selected;if(!(0>g)){var f=(a[0]-this.margin)/(this.size[0]-2*this.margin),c=(a[1]-this.margin)/(this.size[1]-2*this.margin);this._nearest=this.getCloserPoint([a[0]-this.margin,a[1]-this.margin],30/b.ds.scale);var h=d[g];if(h){var k=0==g||g==d.length-
1;!k&&(-10>a[0]||a[0]>this.size[0]+10||-10>a[1]||a[1]>this.size[1]+10)?(d.splice(g,1),this.selected=-1):(h[0]=k?0==g?0:1:Math.clamp(f,0,1),h[1]=1-Math.clamp(c,0,1),d.sort(function(a,b){return a[0]-b[0]}),this.selected=d.indexOf(h),this.must_update=!0)}}}};A.prototype.onMouseUp=function(a,b){this.selected=-1;return!1};A.prototype.getCloserPoint=function(a,b){var d=this.points;if(!d)return-1;b=b||30;for(var g=this.size[0]-2*this.margin,f=this.size[1]-2*this.margin,c=d.length,h=[0,0],k=1E6,p=-1,q=0;q<
c;++q){var e=d[q];h[0]=e[0]*g;h[1]=(1-e[1])*f;e=vec2.distance(a,h);e>k||e>b||(p=q,k=e)}return p};h.CurveEditor=A;h.getParameterNames=function(a){return(a+"").replace(/[/][/].*$/gm,"").replace(/\s+/g,"").replace(/[/][*][^/*]*[*][/]/g,"").split("){",1)[0].replace(/^[^(]*[(]/,"").replace(/=[^,]+/g,"").split(",").filter(Boolean)};Math.clamp=function(a,b,d){return b>a?b:d<a?d:a};"undefined"==typeof window||window.requestAnimationFrame||(window.requestAnimationFrame=window.webkitRequestAnimationFrame||
window.mozRequestAnimationFrame||function(a){window.setTimeout(a,1E3/60)})})(this);"undefined"!=typeof exports&&(exports.LiteGraph=this.LiteGraph);
(function(B){function c(){this.addOutput("in ms","number");this.addOutput("in sec","number")}function m(){this.size=[140,80];this.properties={enabled:!0};this.enabled=!0;this.subgraph=new g.LGraph;this.subgraph._subgraph_node=this;this.subgraph._is_subgraph=!0;this.subgraph.onTrigger=this.onSubgraphTrigger.bind(this);this.subgraph.onInputAdded=this.onSubgraphNewInput.bind(this);this.subgraph.onInputRenamed=this.onSubgraphRenamedInput.bind(this);this.subgraph.onInputTypeChanged=this.onSubgraphTypeChangeInput.bind(this);
this.subgraph.onInputRemoved=this.onSubgraphRemovedInput.bind(this);this.subgraph.onOutputAdded=this.onSubgraphNewOutput.bind(this);this.subgraph.onOutputRenamed=this.onSubgraphRenamedOutput.bind(this);this.subgraph.onOutputTypeChanged=this.onSubgraphTypeChangeOutput.bind(this);this.subgraph.onOutputRemoved=this.onSubgraphRemovedOutput.bind(this)}function n(){this.addOutput("","number");this.name_in_graph="";this.properties={name:"",type:"number",value:0};var a=this;this.name_widget=this.addWidget("text",
"Name",this.properties.name,function(b){b&&a.setProperty("name",b)});this.type_widget=this.addWidget("text","Type",this.properties.type,function(b){a.setProperty("type",b)});this.value_widget=this.addWidget("number","Value",this.properties.value,function(b){a.setProperty("value",b)});this.widgets_up=!0;this.size=[180,90]}function l(){this.addInput("","");this.name_in_graph="";this.properties={};var a=this;Object.defineProperty(this.properties,"name",{get:function(){return a.name_in_graph},set:function(b){""!=
b&&b!=a.name_in_graph&&(a.name_in_graph?a.graph.renameOutput(a.name_in_graph,b):a.graph.addOutput(b,a.properties.type),a.name_widget.value=b,a.name_in_graph=b)},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return a.inputs[0].type},set:function(b){if("action"==b||"event"==b)b=g.ACTION;a.inputs[0].type=b;a.name_in_graph&&a.graph.changeOutputType(a.name_in_graph,a.inputs[0].type);a.type_widget.value=b||""},enumerable:!0});this.name_widget=this.addWidget("text","Name",
this.properties.name,"name");this.type_widget=this.addWidget("text","Type",this.properties.type,"type");this.widgets_up=!0;this.size=[180,60]}function x(){this.addOutput("value","number");this.addProperty("value",1);this.widget=this.addWidget("number","value",1,"value");this.widgets_up=!0;this.size=[180,30]}function e(){this.addOutput("","boolean");this.addProperty("value",!0);this.widget=this.addWidget("toggle","value",!0,"value");this.widgets_up=!0;this.size=[140,30]}function C(){this.addOutput("",
"string");this.addProperty("value","");this.widget=this.addWidget("text","value","","value");this.widgets_up=!0;this.size=[180,30]}function w(){this.addInput("url","");this.addOutput("","");this.addProperty("url","");this.addProperty("type","text");this.widget=this.addWidget("text","url","","url");this._data=null}function u(){this.addOutput("","");this.addProperty("value","");this.widget=this.addWidget("text","json","","value");this.widgets_up=!0;this.size=[140,30];this._value=null}function D(){this.addInput("",
"");this.addOutput("","array");this.addProperty("value","");this.widget=this.addWidget("text","array","","value");this.widgets_up=!0;this.size=[140,30];this._value=null}function A(){this.addInput("array","array,table,string");this.addInput("index","number");this.addOutput("value","");this.addProperty("index",0)}function h(){this.addInput("table","table");this.addInput("row","number");this.addInput("col","number");this.addOutput("value","");this.addProperty("row",0);this.addProperty("column",0)}function z(){this.addInput("obj",
"");this.addOutput("","");this.addProperty("value","");this.widget=this.addWidget("text","prop.","",this.setValue.bind(this));this.widgets_up=!0;this.size=[140,30];this._value=null}function y(){this.addInput("obj","");this.addOutput("keys","array");this.size=[140,30]}function v(){this.addInput("A","object");this.addInput("B","object");this.addOutput("","object");this._result={};var a=this;this.addWidget("button","clear","",function(){a._result={}});this.size=this.computeSize()}function G(){this.size=
[60,30];this.addInput("in");this.addOutput("out");this.properties={varname:"myname",global:!1};this.value=null}function p(){this.size=[60,30];this.addInput("data",0);this.addInput("download",g.ACTION);this.properties={filename:"data.json"};this.value=null;var a=this;this.addWidget("button","Download","",function(b){a.value&&a.downloadAsFile()})}function q(){this.size=[60,30];this.addInput("value",0,{label:""});this.value=0}function k(){this.addInput("in",0);this.addOutput("out",0);this.size=[40,30]}
function a(){this.mode=g.ON_EVENT;this.size=[80,30];this.addProperty("msg","");this.addInput("log",g.EVENT);this.addInput("msg",0)}function b(){this.mode=g.ON_EVENT;this.addProperty("msg","");this.addInput("",g.EVENT);var a=this;this.widget=this.addWidget("text","Text","",function(b){a.properties.msg=b});this.widgets_up=!0;this.size=[200,30]}function d(){this.size=[60,30];this.addProperty("onExecute","return A;");this.addInput("A","");this.addInput("B","");this.addOutput("out","");this._func=null;
this.data={}}var g=B.LiteGraph;c.title="Time";c.desc="Time";c.prototype.onExecute=function(){this.setOutputData(0,1E3*this.graph.globaltime);this.setOutputData(1,this.graph.globaltime)};g.registerNodeType("basic/time",c);m.title="Subgraph";m.desc="Graph inside a node";m.title_color="#334";m.prototype.onGetInputs=function(){return[["enabled","boolean"]]};m.prototype.onDrawTitle=function(a){if(!this.flags.collapsed){a.fillStyle="#555";var b=g.NODE_TITLE_HEIGHT,d=this.size[0]-b;a.fillRect(d,-b,b,b);
a.fillStyle="#333";a.beginPath();a.moveTo(d+0.2*b,0.6*-b);a.lineTo(d+0.8*b,0.6*-b);a.lineTo(d+0.5*b,0.3*-b);a.fill()}};m.prototype.onDblClick=function(a,b,d){var g=this;setTimeout(function(){d.openSubgraph(g.subgraph)},10)};m.prototype.onMouseDown=function(a,b,d){if(!this.flags.collapsed&&b[0]>this.size[0]-g.NODE_TITLE_HEIGHT&&0>b[1]){var c=this;setTimeout(function(){d.openSubgraph(c.subgraph)},10)}};m.prototype.onAction=function(a,b){this.subgraph.onAction(a,b)};m.prototype.onExecute=function(){if(this.enabled=
this.getInputOrProperty("enabled")){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=this.inputs[a],d=this.getInputData(a);this.subgraph.setInputData(b.name,d)}this.subgraph.runStep();if(this.outputs)for(a=0;a<this.outputs.length;a++)d=this.subgraph.getOutputData(this.outputs[a].name),this.setOutputData(a,d)}};m.prototype.sendEventToAllNodes=function(a,b,d){this.enabled&&this.subgraph.sendEventToAllNodes(a,b,d)};m.prototype.onSubgraphTrigger=function(a,b){var d=this.findOutputSlot(a);-1!=
d&&this.triggerSlot(d)};m.prototype.onSubgraphNewInput=function(a,b){-1==this.findInputSlot(a)&&this.addInput(a,b)};m.prototype.onSubgraphRenamedInput=function(a,b){var d=this.findInputSlot(a);-1!=d&&(this.getInputInfo(d).name=b)};m.prototype.onSubgraphTypeChangeInput=function(a,b){var d=this.findInputSlot(a);-1!=d&&(this.getInputInfo(d).type=b)};m.prototype.onSubgraphRemovedInput=function(a){a=this.findInputSlot(a);-1!=a&&this.removeInput(a)};m.prototype.onSubgraphNewOutput=function(a,b){-1==this.findOutputSlot(a)&&
this.addOutput(a,b)};m.prototype.onSubgraphRenamedOutput=function(a,b){var d=this.findOutputSlot(a);-1!=d&&(this.getOutputInfo(d).name=b)};m.prototype.onSubgraphTypeChangeOutput=function(a,b){var d=this.findOutputSlot(a);-1!=d&&(this.getOutputInfo(d).type=b)};m.prototype.onSubgraphRemovedOutput=function(a){a=this.findInputSlot(a);-1!=a&&this.removeOutput(a)};m.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:"Open",callback:function(){a.openSubgraph(b.subgraph)}}]};m.prototype.onResize=
function(a){a[1]+=20};m.prototype.serialize=function(){var a=g.LGraphNode.prototype.serialize.call(this);a.subgraph=this.subgraph.serialize();return a};m.prototype.clone=function(){var a=g.createNode(this.type),b=this.serialize();delete b.id;delete b.inputs;delete b.outputs;a.configure(b);return a};g.Subgraph=m;g.registerNodeType("graph/subgraph",m);n.title="Input";n.desc="Input of the graph";n.prototype.onConfigure=function(){this.updateType()};n.prototype.updateType=function(){var a=this.properties.type;
this.type_widget.value=a;this.outputs[0].type!=a&&(this.outputs[0].type=a,this.disconnectOutput(0));"number"==a?(this.value_widget.type="number",this.value_widget.value=0):"boolean"==a?(this.value_widget.type="toggle",this.value_widget.value=!0):"string"==a?(this.value_widget.type="text",this.value_widget.value=""):(this.value_widget.type=null,this.value_widget.value=null);this.properties.value=this.value_widget.value};n.prototype.onPropertyChanged=function(a,b){if("name"==a){if(""==b||b==this.name_in_graph||
"enabled"==b)return!1;this.graph&&(this.name_in_graph?this.graph.renameInput(this.name_in_graph,b):this.graph.addInput(b,this.properties.type));this.name_in_graph=this.name_widget.value=b}else"type"==a&&this.updateType(b||"")};n.prototype.getTitle=function(){return this.flags.collapsed?this.properties.name:this.title};n.prototype.onAction=function(a,b){this.properties.type==g.EVENT&&this.triggerSlot(0,b)};n.prototype.onExecute=function(){var a=this.graph.inputs[this.properties.name];a?this.setOutputData(0,
void 0!==a.value?a.value:this.properties.value):this.setOutputData(0,this.properties.value)};n.prototype.onRemoved=function(){this.name_in_graph&&this.graph.removeInput(this.name_in_graph)};g.GraphInput=n;g.registerNodeType("graph/input",n);l.title="Output";l.desc="Output of the graph";l.prototype.onExecute=function(){this._value=this.getInputData(0);this.graph.setOutputData(this.properties.name,this._value)};l.prototype.onAction=function(a,b){this.properties.type==g.ACTION&&this.graph.trigger(this.properties.name,
b)};l.prototype.onRemoved=function(){this.name_in_graph&&this.graph.removeOutput(this.name_in_graph)};l.prototype.getTitle=function(){return this.flags.collapsed?this.properties.name:this.title};g.GraphOutput=l;g.registerNodeType("graph/output",l);x.title="Const Number";x.desc="Constant number";x.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};x.prototype.getTitle=function(){return this.flags.collapsed?this.properties.value:this.title};x.prototype.setValue=
function(a){this.setProperty("value",a)};x.prototype.onDrawBackground=function(a){this.outputs[0].label=this.properties.value.toFixed(3)};g.registerNodeType("basic/const",x);e.title="Const Boolean";e.desc="Constant boolean";e.prototype.getTitle=x.prototype.getTitle;e.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};e.prototype.setValue=x.prototype.setValue;e.prototype.onGetInputs=function(){return[["toggle",g.ACTION]]};e.prototype.onAction=function(a){this.setValue(!this.properties.value)};
g.registerNodeType("basic/boolean",e);C.title="Const String";C.desc="Constant string";C.prototype.getTitle=x.prototype.getTitle;C.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};C.prototype.setValue=x.prototype.setValue;C.prototype.onDropFile=function(a){var b=this,d=new FileReader;d.onload=function(a){b.setProperty("value",a.target.result)};d.readAsText(a)};g.registerNodeType("basic/string",C);w.title="Const File";w.desc="Fetches a file from an url";w["@type"]={type:"enum",
values:["text","arraybuffer","blob","json"]};w.prototype.onPropertyChanged=function(a,b){"url"==a&&(null==b||""==b?this._data=null:this.fetchFile(b))};w.prototype.onExecute=function(){var a=this.getInputData(0)||this.properties.url;!a||a==this._url&&this._type==this.properties.type||this.fetchFile(a);this.setOutputData(0,this._data)};w.prototype.setValue=x.prototype.setValue;w.prototype.fetchFile=function(a){var b=this;a&&a.constructor===String?(this._url=a,this._type=this.properties.type,"http"==
a.substr(0,4)&&g.proxy&&(a=g.proxy+a.substr(a.indexOf(":")+3)),fetch(a).then(function(a){if(!a.ok)throw Error("File not found");if("arraybuffer"==b.properties.type)return a.arrayBuffer();if("text"==b.properties.type)return a.text();if("json"==b.properties.type)return a.json();if("blob"==b.properties.type)return a.blob()}).then(function(a){b._data=a;b.boxcolor="#AEA"})["catch"](function(d){b._data=null;b.boxcolor="red";console.error("error fetching file:",a)})):(b._data=null,b.boxcolor=null)};w.prototype.onDropFile=
function(a){var b=this;this._url=a.name;this._type=this.properties.type;this.properties.url=a.name;var d=new FileReader;d.onload=function(a){b.boxcolor="#AEA";a=a.target.result;"json"==b.properties.type&&(a=JSON.parse(a));b._data=a};if("arraybuffer"==b.properties.type)d.readAsArrayBuffer(a);else if("text"==b.properties.type||"json"==b.properties.type)d.readAsText(a);else if("blob"==b.properties.type)return d.readAsBinaryString(a)};g.registerNodeType("basic/file",w);u.title="Const Data";u.desc="Constant Data";
u.prototype.onPropertyChanged=function(a,b){this.widget.value=b;if(null!=b&&""!=b)try{this._value=JSON.parse(b),this.boxcolor="#AEA"}catch(d){this.boxcolor="red"}};u.prototype.onExecute=function(){this.setOutputData(0,this._value)};u.prototype.setValue=x.prototype.setValue;g.registerNodeType("basic/data",u);D.title="Const Array";D.desc="Constant Array";D.prototype.onPropertyChanged=function(a,b){this.widget.value=b;if(null!=b&&""!=b)try{this._value=JSON.parse(b),this.boxcolor="#AEA"}catch(d){this.boxcolor=
"red"}};D.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&a.length){this._value||(this._value=[]);this._value.length=a.length;for(var b=0;b<a.length;++b)this._value[b]=a[b]}this.setOutputData(0,this._value)};D.prototype.setValue=x.prototype.setValue;g.registerNodeType("basic/array",D);A.title="Array[i]";A.desc="Returns an element from an array";A.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null==b&&(b=this.properties.index);null!=a&&null!=b&&this.setOutputData(0,
a[Math.floor(Number(b))])};g.registerNodeType("basic/array[]",A);h.title="Table[row][col]";h.desc="Returns an element from a table";h.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1),d=this.getInputData(2);null==b&&(b=this.properties.row);null==d&&(d=this.properties.column);null!=a&&null!=b&&null!=d&&((b=a[Math.floor(Number(b))])?this.setOutputData(0,b[Math.floor(Number(d))]):this.setOutputData(0,null))};g.registerNodeType("basic/table[][]",h);z.title="Object property";
z.desc="Outputs the property of an object";z.prototype.setValue=function(a){this.properties.value=a;this.widget.value=a};z.prototype.getTitle=function(){return this.flags.collapsed?"in."+this.properties.value:this.title};z.prototype.onPropertyChanged=function(a,b){this.widget.value=b};z.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a[this.properties.value])};g.registerNodeType("basic/object_property",z);y.title="Object keys";y.desc="Outputs an array with the keys of an object";
y.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Object.keys(a))};g.registerNodeType("basic/object_keys",y);v.title="Merge Objects";v.desc="Creates an object copying properties from others";v.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1),d=this._result;if(a)for(var g in a)d[g]=a[g];if(b)for(g in b)d[g]=b[g];this.setOutputData(0,d)};g.registerNodeType("basic/merge_objects",v);G.title="Variable";G.desc="store/read variable value";
G.prototype.onExecute=function(){this.value=this.getInputData(0);this.graph&&(this.graph.vars[this.properties.varname]=this.value);this.properties.global&&(B[this.properties.varname]=this.value);this.setOutputData(0,this.value)};G.prototype.getTitle=function(){return this.properties.varname};g.registerNodeType("basic/variable",G);g.wrapFunctionAsNode("basic/length",function(a){return a&&null!=a.length?Number(a.length):0},["*"],"number");p.title="Download";p.desc="Download some data";p.prototype.downloadAsFile=
function(){if(null!=this.value){var a=null,a=this.value.constructor===String?this.value:JSON.stringify(this.value),a=new Blob([a]),b=URL.createObjectURL(a),a=document.createElement("a");a.setAttribute("href",b);a.setAttribute("download",this.properties.filename);a.style.display="none";document.body.appendChild(a);a.click();document.body.removeChild(a);setTimeout(function(){URL.revokeObjectURL(b)},6E4)}};p.prototype.onAction=function(a,b){var d=this;setTimeout(function(){d.downloadAsFile()},100)};
p.prototype.onExecute=function(){this.inputs[0]&&(this.value=this.getInputData(0))};p.prototype.getTitle=function(){return this.flags.collapsed?this.properties.filename:this.title};g.registerNodeType("basic/download",p);q.title="Watch";q.desc="Show value of input";q.prototype.onExecute=function(){this.inputs[0]&&(this.value=this.getInputData(0))};q.prototype.getTitle=function(){return this.flags.collapsed?this.inputs[0].label:this.title};q.toString=function(a){if(null==a)return"null";if(a.constructor===
Number)return a.toFixed(3);if(a.constructor===Array){for(var b="[",d=0;d<a.length;++d)b+=q.toString(a[d])+(d+1!=a.length?",":"");return b+"]"}return String(a)};q.prototype.onDrawBackground=function(a){this.inputs[0].label=q.toString(this.value)};g.registerNodeType("basic/watch",q);k.title="Cast";k.desc="Allows to connect different types";k.prototype.onExecute=function(){this.setOutputData(0,this.getInputData(0))};g.registerNodeType("basic/cast",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",g.ACTION],["warn",g.ACTION],["error",g.ACTION]]};g.registerNodeType("basic/console",a);b.title="Alert";b.desc="Show an alert window";b.color="#510";b.prototype.onConfigure=function(a){this.widget.value=a.properties.msg};b.prototype.onAction=
function(a,b){var d=this.properties.msg;setTimeout(function(){alert(d)},10)};g.registerNodeType("basic/alert",b);d.prototype.onConfigure=function(a){a.properties.onExecute&&g.allow_scripts?this.compileCode(a.properties.onExecute):console.warn("Script not compiled, LiteGraph.allow_scripts is false")};d.title="Script";d.desc="executes a code (max 100 characters)";d.widgets_info={onExecute:{type:"code"}};d.prototype.onPropertyChanged=function(a,b){"onExecute"==a&&g.allow_scripts?this.compileCode(b):
console.warn("Script not compiled, LiteGraph.allow_scripts is false")};d.prototype.compileCode=function(a){this._func=null;if(256<a.length)console.warn("Script too long, max 256 chars");else{for(var b=a.toLowerCase(),d="script body document eval nodescript function".split(" "),g=0;g<d.length;++g)if(-1!=b.indexOf(d[g])){console.warn("invalid script");return}try{this._func=new Function("A","B","C","DATA","node",a)}catch(c){console.error("Error parsing script"),console.error(c)}}};d.prototype.onExecute=
function(){if(this._func)try{var a=this.getInputData(0),b=this.getInputData(1),d=this.getInputData(2);this.setOutputData(0,this._func(a,b,d,this.data,this))}catch(g){console.error("Error in script"),console.error(g)}};d.prototype.onGetOutputs=function(){return[["C",""]]};g.registerNodeType("basic/script",d)})(this);
(function(B){function c(){this.size=[60,30];this.addInput("event",u.ACTION)}function m(){this.size=[60,30];this.addInput("if","");this.addOutput("true",u.EVENT);this.addOutput("change",u.EVENT);this.addOutput("false",u.EVENT);this.properties={only_on_change:!0};this.prev=0}function n(){this.addInput("",u.ACTION);this.addInput("",u.ACTION);this.addInput("",u.ACTION);this.addInput("",u.ACTION);this.addInput("",u.ACTION);this.addInput("",u.ACTION);this.addOutput("",u.EVENT);this.addOutput("",u.EVENT);
this.addOutput("",u.EVENT);this.addOutput("",u.EVENT);this.addOutput("",u.EVENT);this.addOutput("",u.EVENT);this.size=[120,30];this.flags={horizontal:!0,render_box:!1}}function l(){this.size=[60,30];this.addInput("event",u.ACTION);this.addOutput("event",u.EVENT);this.properties={equal_to:"",has_property:"",property_equal_to:""}}function x(){this.addInput("inc",u.ACTION);this.addInput("dec",u.ACTION);this.addInput("reset",u.ACTION);this.addOutput("change",u.EVENT);this.addOutput("num","number");this.num=
0}function e(){this.size=[60,30];this.addProperty("time_in_ms",1E3);this.addInput("event",u.ACTION);this.addOutput("on_time",u.EVENT);this._pending=[]}function C(){this.addProperty("interval",1E3);this.addProperty("event","tick");this.addOutput("on_tick",u.EVENT);this.time=0;this.last_interval=1E3;this.triggered=!1}function w(){this.addInput("data","");this.addInput("assign",u.ACTION);this.addOutput("data","");this._last_value=null;this.properties={data:null,serialize:!0};var c=this;this.addWidget("button",
"store","",function(){c.properties.data=c._last_value})}var u=B.LiteGraph;c.title="Log Event";c.desc="Log event in console";c.prototype.onAction=function(c,e){console.log(c,e)};u.registerNodeType("events/log",c);m.title="TriggerEvent";m.desc="Triggers event if input evaluates to true";m.prototype.onExecute=function(c,e){var h=this.getInputData(0),l=h!=this.prev;0===this.prev&&(l=!1);var n=l&&this.properties.only_on_change||!l&&!this.properties.only_on_change;h&&n&&this.triggerSlot(0,e);!h&&n&&this.triggerSlot(2,
e);l&&this.triggerSlot(1,e);this.prev=h};u.registerNodeType("events/trigger",m);n.title="Sequencer";n.desc="Trigger events when an event arrives";n.prototype.getTitle=function(){return""};n.prototype.onAction=function(c,e){if(this.outputs)for(var h=0;h<this.outputs.length;++h)this.triggerSlot(h,e)};u.registerNodeType("events/sequencer",n);l.title="Filter Event";l.desc="Blocks events that do not match the filter";l.prototype.onAction=function(c,e){if(null!=e&&(!this.properties.equal_to||this.properties.equal_to==
e)){if(this.properties.has_property){var h=e[this.properties.has_property];if(null==h||this.properties.property_equal_to&&this.properties.property_equal_to!=h)return}this.triggerSlot(0,e)}};u.registerNodeType("events/filter",l);x.title="Counter";x.desc="Counts events";x.prototype.getTitle=function(){return this.flags.collapsed?String(this.num):this.title};x.prototype.onAction=function(c,e){var h=this.num;"inc"==c?this.num+=1:"dec"==c?this.num-=1:"reset"==c&&(this.num=0);this.num!=h&&this.trigger("change",
this.num)};x.prototype.onDrawBackground=function(c){this.flags.collapsed||(c.fillStyle="#AAA",c.font="20px Arial",c.textAlign="center",c.fillText(this.num,0.5*this.size[0],0.5*this.size[1]))};x.prototype.onExecute=function(){this.setOutputData(1,this.num)};u.registerNodeType("events/counter",x);e.title="Delay";e.desc="Delays one event";e.prototype.onAction=function(c,e){var h=this.properties.time_in_ms;0>=h?this.trigger(null,e):this._pending.push([h,e])};e.prototype.onExecute=function(){var c=1E3*
this.graph.elapsed_time;this.isInputConnected(1)&&(this.properties.time_in_ms=this.getInputData(1));for(var e=0;e<this._pending.length;++e){var h=this._pending[e];h[0]-=c;0<h[0]||(this._pending.splice(e,1),--e,this.trigger(null,h[1]))}};e.prototype.onGetInputs=function(){return[["event",u.ACTION],["time_in_ms","number"]]};u.registerNodeType("events/delay",e);C.title="Timer";C.desc="Sends an event every N milliseconds";C.prototype.onStart=function(){this.time=0};C.prototype.getTitle=function(){return"Timer: "+
this.last_interval.toString()+"ms"};C.on_color="#AAA";C.off_color="#222";C.prototype.onDrawBackground=function(){this.boxcolor=this.triggered?C.on_color:C.off_color;this.triggered=!1};C.prototype.onExecute=function(){var c=0==this.time;this.time+=1E3*this.graph.elapsed_time;this.last_interval=Math.max(1,this.getInputOrProperty("interval")|0);!c&&(this.time<this.last_interval||isNaN(this.last_interval))?this.inputs&&1<this.inputs.length&&this.inputs[1]&&this.setOutputData(1,!1):(this.triggered=!0,
this.time%=this.last_interval,this.trigger("on_tick",this.properties.event),this.inputs&&1<this.inputs.length&&this.inputs[1]&&this.setOutputData(1,!0))};C.prototype.onGetInputs=function(){return[["interval","number"]]};C.prototype.onGetOutputs=function(){return[["tick","boolean"]]};u.registerNodeType("events/timer",C);w.title="Data Store";w.desc="Stores data and only changes when event is received";w.prototype.onExecute=function(){this._last_value=this.getInputData(0);this.setOutputData(0,this.properties.data)};
w.prototype.onAction=function(c,e){this.properties.data=this._last_value};w.prototype.onSerialize=function(c){null!=c.data&&(!1==this.properties.serialize||c.data.constructor!==String&&c.data.constructor!==Number&&c.data.constructor!==Boolean&&c.data.constructor!==Array&&c.data.constructor!==Object)&&(c.data=null)};u.registerNodeType("basic/data_store",w)})(this);
(function(B){function c(){this.addOutput("",A.EVENT);this.addOutput("","boolean");this.addProperty("text","click me");this.addProperty("font_size",30);this.addProperty("message","");this.size=[164,84];this.clicked=!1}function m(){this.addInput("","boolean");this.addInput("e",A.ACTION);this.addOutput("v","boolean");this.addOutput("e",A.EVENT);this.properties={font:"",value:!1};this.size=[160,44]}function n(){this.addOutput("","number");this.size=[80,60];this.properties={min:-1E3,max:1E3,value:1,step:1};
this.old_y=-1;this._precision=this._remainder=0;this.mouse_captured=!1}function l(){this.addOutput("","string");this.addOutput("change",A.EVENT);this.size=[80,60];this.properties={value:"A",values:"A;B;C"};this.old_y=-1;this.mouse_captured=!1;this._values=this.properties.values.split(";");var c=this;this.widgets_up=!0;this.widget=this.addWidget("combo","",this.properties.value,function(e){c.properties.value=e;c.triggerSlot(1,e)},{property:"value",values:this._values})}function x(){this.addOutput("",
"number");this.size=[64,84];this.properties={min:0,max:1,value:0.5,color:"#7AF",precision:2};this.value=-1}function e(){this.addOutput("","number");this.properties={value:0.5,min:0,max:1,text:"V"};var c=this;this.size=[140,40];this.slider=this.addWidget("slider","V",this.properties.value,function(e){c.properties.value=e},this.properties);this.widgets_up=!0}function C(){this.size=[160,26];this.addOutput("","number");this.properties={color:"#7AF",min:0,max:1,value:0.5};this.value=-1}function w(){this.size=
[160,26];this.addInput("","number");this.properties={min:0,max:1,value:0,color:"#AAF"}}function u(){this.addInputs("",0);this.properties={value:"...",font:"Arial",fontsize:18,color:"#AAA",align:"left",glowSize:0,decimals:1}}function D(){this.size=[200,100];this.properties={borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2,borderRadius:3}}var A=B.LiteGraph;c.title="Button";c.desc="Triggers an event";c.font="Arial";c.prototype.onDrawForeground=function(h){if(!this.flags.collapsed&&
(h.fillStyle="black",h.fillRect(11,11,this.size[0]-20,this.size[1]-20),h.fillStyle="#AAF",h.fillRect(9,9,this.size[0]-20,this.size[1]-20),h.fillStyle=this.clicked?"white":this.mouseOver?"#668":"#334",h.fillRect(10,10,this.size[0]-20,this.size[1]-20),this.properties.text||0===this.properties.text)){var e=this.properties.font_size||30;h.textAlign="center";h.fillStyle=this.clicked?"black":"white";h.font=e+"px "+c.font;h.fillText(this.properties.text,0.5*this.size[0],0.5*this.size[1]+0.3*e);h.textAlign=
"left"}};c.prototype.onMouseDown=function(c,e){if(1<e[0]&&1<e[1]&&e[0]<this.size[0]-2&&e[1]<this.size[1]-2)return this.clicked=!0,this.triggerSlot(0,this.properties.message),!0};c.prototype.onExecute=function(){this.setOutputData(1,this.clicked)};c.prototype.onMouseUp=function(c){this.clicked=!1};A.registerNodeType("widget/button",c);m.title="Toggle";m.desc="Toggles between true or false";m.prototype.onDrawForeground=function(c){if(!this.flags.collapsed){var e=0.5*this.size[1],l=0.8*this.size[1];
c.font=this.properties.font||(0.8*e).toFixed(0)+"px Arial";var n=c.measureText(this.title).width,n=0.5*(this.size[0]-(n+e));c.fillStyle="#AAA";c.fillRect(n,l-e,e,e);c.fillStyle=this.properties.value?"#AEF":"#000";c.fillRect(n+0.25*e,l-e+0.25*e,0.5*e,0.5*e);c.textAlign="left";c.fillStyle="#AAA";c.fillText(this.title,1.2*e+n,0.85*l);c.textAlign="left"}};m.prototype.onAction=function(c){this.properties.value=!this.properties.value;this.trigger("e",this.properties.value)};m.prototype.onExecute=function(){var c=
this.getInputData(0);null!=c&&(this.properties.value=c);this.setOutputData(0,this.properties.value)};m.prototype.onMouseDown=function(c,e){if(1<e[0]&&1<e[1]&&e[0]<this.size[0]-2&&e[1]<this.size[1]-2)return this.properties.value=!this.properties.value,this.graph._version++,this.trigger("e",this.properties.value),!0};A.registerNodeType("widget/toggle",m);n.title="Number";n.desc="Widget to select number value";n.pixels_threshold=10;n.markers_color="#666";n.prototype.onDrawForeground=function(c){var e=
0.5*this.size[0],l=this.size[1];30<l?(c.fillStyle=n.markers_color,c.beginPath(),c.moveTo(e,0.1*l),c.lineTo(e+0.1*l,0.2*l),c.lineTo(e+-0.1*l,0.2*l),c.fill(),c.beginPath(),c.moveTo(e,0.9*l),c.lineTo(e+0.1*l,0.8*l),c.lineTo(e+-0.1*l,0.8*l),c.fill(),c.font=(0.7*l).toFixed(1)+"px Arial"):c.font=(0.8*l).toFixed(1)+"px Arial";c.textAlign="center";c.font=(0.7*l).toFixed(1)+"px Arial";c.fillStyle="#EEE";c.fillText(this.properties.value.toFixed(this._precision),e,0.75*l)};n.prototype.onExecute=function(){this.setOutputData(0,
this.properties.value)};n.prototype.onPropertyChanged=function(c,e){var l=(this.properties.step+"").split(".");this._precision=1<l.length?l[1].length:0};n.prototype.onMouseDown=function(c,e){if(!(0>e[1]))return this.old_y=c.canvasY,this.captureInput(!0),this.mouse_captured=!0};n.prototype.onMouseMove=function(c){if(this.mouse_captured){var e=this.old_y-c.canvasY;c.shiftKey&&(e*=10);if(c.metaKey||c.altKey)e*=0.1;this.old_y=c.canvasY;c=this._remainder+e/n.pixels_threshold;this._remainder=c%1;c=Math.clamp(this.properties.value+
(c|0)*this.properties.step,this.properties.min,this.properties.max);this.properties.value=c;this.graph._version++;this.setDirtyCanvas(!0)}};n.prototype.onMouseUp=function(c,e){200>c.click_time&&(this.properties.value=Math.clamp(this.properties.value+(e[1]>0.5*this.size[1]?-1:1)*this.properties.step,this.properties.min,this.properties.max),this.graph._version++,this.setDirtyCanvas(!0));this.mouse_captured&&(this.mouse_captured=!1,this.captureInput(!1))};A.registerNodeType("widget/number",n);l.title=
"Combo";l.desc="Widget to select from a list";l.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};l.prototype.onPropertyChanged=function(c,e){"values"==c?(this._values=e.split(";"),this.widget.options.values=this._values):"value"==c&&(this.widget.value=e)};A.registerNodeType("widget/combo",l);x.title="Knob";x.desc="Circular controller";x.size=[80,100];x.prototype.onDrawForeground=function(c){if(!this.flags.collapsed){-1==this.value&&(this.value=(this.properties.value-this.properties.min)/
(this.properties.max-this.properties.min));var e=0.5*this.size[0],l=0.5*this.size[1],n=0.5*Math.min(this.size[0],this.size[1])-5;c.globalAlpha=1;c.save();c.translate(e,l);c.rotate(0.75*Math.PI);c.fillStyle="rgba(0,0,0,0.5)";c.beginPath();c.moveTo(0,0);c.arc(0,0,n,0,1.5*Math.PI);c.fill();c.strokeStyle="black";c.fillStyle=this.properties.color;c.lineWidth=2;c.beginPath();c.moveTo(0,0);c.arc(0,0,n-4,0,1.5*Math.PI*Math.max(0.01,this.value));c.closePath();c.fill();c.lineWidth=1;c.globalAlpha=1;c.restore();
c.fillStyle="black";c.beginPath();c.arc(e,l,0.75*n,0,2*Math.PI,!0);c.fill();c.fillStyle=this.mouseOver?"white":this.properties.color;c.beginPath();var u=this.value*Math.PI*1.5+0.75*Math.PI;c.arc(e+Math.cos(u)*n*0.65,l+Math.sin(u)*n*0.65,0.05*n,0,2*Math.PI,!0);c.fill();c.fillStyle=this.mouseOver?"white":"#AAA";c.font=Math.floor(0.5*n)+"px Arial";c.textAlign="center";c.fillText(this.properties.value.toFixed(this.properties.precision),e,l+0.15*n)}};x.prototype.onExecute=function(){this.setOutputData(0,
this.properties.value);this.boxcolor=A.colorToString([this.value,this.value,this.value])};x.prototype.onMouseDown=function(c){this.center=[0.5*this.size[0],0.5*this.size[1]+20];this.radius=0.5*this.size[0];if(20>c.canvasY-this.pos[1]||A.distance([c.canvasX,c.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];this.captureInput(!0);return!0};x.prototype.onMouseMove=function(c){if(this.oldmouse){c=[c.canvasX-
this.pos[0],c.canvasY-this.pos[1]];var e=this.value,e=e-0.01*(c[1]-this.oldmouse[1]);1<e?e=1:0>e&&(e=0);this.value=e;this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.oldmouse=c;this.setDirtyCanvas(!0)}};x.prototype.onMouseUp=function(c){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};x.prototype.onPropertyChanged=function(c,e){if("min"==c||"max"==c||"value"==c)return this.properties[c]=parseFloat(e),!0};A.registerNodeType("widget/knob",
x);e.title="Inner Slider";e.prototype.onPropertyChanged=function(c,e){"value"==c&&(this.slider.value=e)};e.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};A.registerNodeType("widget/internal_slider",e);C.title="H.Slider";C.desc="Linear slider controller";C.prototype.onDrawForeground=function(c){-1==this.value&&(this.value=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min));c.globalAlpha=1;c.lineWidth=1;c.fillStyle="#000";c.fillRect(2,
2,this.size[0]-4,this.size[1]-4);c.fillStyle=this.properties.color;c.beginPath();c.rect(4,4,(this.size[0]-8)*this.value,this.size[1]-8);c.fill()};C.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=A.colorToString([this.value,this.value,this.value])};C.prototype.onMouseDown=function(c){if(0>c.canvasY-this.pos[1])return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-
this.pos[1]];this.captureInput(!0);return!0};C.prototype.onMouseMove=function(c){if(this.oldmouse){c=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];var e=this.value,e=e+(c[0]-this.oldmouse[0])/this.size[0];1<e?e=1:0>e&&(e=0);this.value=e;this.oldmouse=c;this.setDirtyCanvas(!0)}};C.prototype.onMouseUp=function(c){this.oldmouse=null;this.captureInput(!1)};C.prototype.onMouseLeave=function(c){};A.registerNodeType("widget/hslider",C);w.title="Progress";w.desc="Shows data in linear progress";w.prototype.onExecute=
function(){var c=this.getInputData(0);void 0!=c&&(this.properties.value=c)};w.prototype.onDrawForeground=function(c){c.lineWidth=1;c.fillStyle=this.properties.color;var e=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),e=Math.min(1,e),e=Math.max(0,e);c.fillRect(2,2,(this.size[0]-4)*e,this.size[1]-4)};A.registerNodeType("widget/progress",w);u.title="Text";u.desc="Shows the input value";u.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"led_text",
text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];u.prototype.onDrawForeground=function(c){c.fillStyle=this.properties.color;var e=this.properties.value;this.properties.glowSize?(c.shadowColor=this.properties.color,c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=this.properties.glowSize):c.shadowColor="transparent";var l=this.properties.fontsize;c.textAlign=this.properties.align;c.font=l.toString()+"px "+this.properties.font;this.str="number"==typeof e?e.toFixed(this.properties.decimals):
e;if("string"==typeof this.str){var e=this.str.split("\\n"),n;for(n in e)c.fillText(e[n],"left"==this.properties.align?15:this.size[0]-15,-0.15*l+l*(parseInt(n)+1))}c.shadowColor="transparent";this.last_ctx=c;c.textAlign="left"};u.prototype.onExecute=function(){var c=this.getInputData(0);null!=c&&(this.properties.value=c)};u.prototype.resize=function(){if(this.last_ctx){var c=this.str.split("\\n");this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font;var e=0,l;for(l in c){var n=this.last_ctx.measureText(c[l]).width;
e<n&&(e=n)}this.size[0]=e+20;this.size[1]=4+c.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};u.prototype.onPropertyChanged=function(c,e){this.properties[c]=e;this.str="number"==typeof e?e.toFixed(3):e;return!0};A.registerNodeType("widget/text",u);D.title="Panel";D.desc="Non interactive panel";D.widgets=[{name:"update",text:"Update",type:"button"}];D.prototype.createGradient=function(c){""==this.properties.bgcolorTop||""==this.properties.bgcolorBottom?this.lineargradient=0:(this.lineargradient=
c.createLinearGradient(0,0,0,this.size[1]),this.lineargradient.addColorStop(0,this.properties.bgcolorTop),this.lineargradient.addColorStop(1,this.properties.bgcolorBottom))};D.prototype.onDrawForeground=function(c){this.flags.collapsed||(null==this.lineargradient&&this.createGradient(c),this.lineargradient&&(c.lineWidth=1,c.strokeStyle=this.properties.borderColor,c.fillStyle=this.lineargradient,this.properties.shadowSize?(c.shadowColor="#000",c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=this.properties.shadowSize):
c.shadowColor="transparent",c.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties.shadowSize),c.fill(),c.shadowColor="transparent",c.stroke()))};A.registerNodeType("widget/panel",D)})(this);
(function(B){function c(){this.addOutput("left_x_axis","number");this.addOutput("left_y_axis","number");this.addOutput("button_pressed",m.EVENT);this.properties={gamepad_index:0,threshold:0.1};this._left_axis=new Float32Array(2);this._right_axis=new Float32Array(2);this._triggers=new Float32Array(2);this._previous_buttons=new Uint8Array(17);this._current_buttons=new Uint8Array(17)}var m=B.LiteGraph;c.title="Gamepad";c.desc="gets the input of the gamepad";c.CENTER=0;c.LEFT=1;c.RIGHT=2;c.UP=4;c.DOWN=
8;c.zero=new Float32Array(2);c.buttons="a b x y lb rb lt rt back start ls rs home".split(" ");c.prototype.onExecute=function(){var n=this.getGamepad(),l=this.properties.threshold||0;n&&(this._left_axis[0]=Math.abs(n.xbox.axes.lx)>l?n.xbox.axes.lx:0,this._left_axis[1]=Math.abs(n.xbox.axes.ly)>l?n.xbox.axes.ly:0,this._right_axis[0]=Math.abs(n.xbox.axes.rx)>l?n.xbox.axes.rx:0,this._right_axis[1]=Math.abs(n.xbox.axes.ry)>l?n.xbox.axes.ry:0,this._triggers[0]=Math.abs(n.xbox.axes.ltrigger)>l?n.xbox.axes.ltrigger:
0,this._triggers[1]=Math.abs(n.xbox.axes.rtrigger)>l?n.xbox.axes.rtrigger:0);if(this.outputs)for(l=0;l<this.outputs.length;l++){var m=this.outputs[l];if(m.links&&m.links.length){var e=null;if(n)switch(m.name){case "left_axis":e=this._left_axis;break;case "right_axis":e=this._right_axis;break;case "left_x_axis":e=this._left_axis[0];break;case "left_y_axis":e=this._left_axis[1];break;case "right_x_axis":e=this._right_axis[0];break;case "right_y_axis":e=this._right_axis[1];break;case "trigger_left":e=
this._triggers[0];break;case "trigger_right":e=this._triggers[1];break;case "a_button":e=n.xbox.buttons.a?1:0;break;case "b_button":e=n.xbox.buttons.b?1:0;break;case "x_button":e=n.xbox.buttons.x?1:0;break;case "y_button":e=n.xbox.buttons.y?1:0;break;case "lb_button":e=n.xbox.buttons.lb?1:0;break;case "rb_button":e=n.xbox.buttons.rb?1:0;break;case "ls_button":e=n.xbox.buttons.ls?1:0;break;case "rs_button":e=n.xbox.buttons.rs?1:0;break;case "hat_left":e=n.xbox.hatmap&c.LEFT;break;case "hat_right":e=
n.xbox.hatmap&c.RIGHT;break;case "hat_up":e=n.xbox.hatmap&c.UP;break;case "hat_down":e=n.xbox.hatmap&c.DOWN;break;case "hat":e=n.xbox.hatmap;break;case "start_button":e=n.xbox.buttons.start?1:0;break;case "back_button":e=n.xbox.buttons.back?1:0;break;case "button_pressed":for(m=0;m<this._current_buttons.length;++m)this._current_buttons[m]&&!this._previous_buttons[m]&&this.triggerSlot(l,c.buttons[m])}else switch(m.name){case "button_pressed":break;case "left_axis":case "right_axis":e=c.zero;break;
default:e=0}this.setOutputData(l,e)}}};c.mapping={a:0,b:1,x:2,y:3,lb:4,rb:5,lt:6,rt:7,back:8,start:9,ls:10,rs:11};c.mapping_array="a b x y lb rb lt rt back start ls rs".split(" ");c.prototype.getGamepad=function(){var n=navigator.getGamepads||navigator.webkitGetGamepads||navigator.mozGetGamepads;if(!n)return null;var l=n.call(navigator),n=null;this._previous_buttons.set(this._current_buttons);for(n=this.properties.gamepad_index;4>n;n++)if(l[n]){n=l[n];l=this.xbox_mapping;l||(l=this.xbox_mapping={axes:[],
buttons:{},hat:"",hatmap:c.CENTER});l.axes.lx=n.axes[0];l.axes.ly=n.axes[1];l.axes.rx=n.axes[2];l.axes.ry=n.axes[3];l.axes.ltrigger=n.buttons[6].value;l.axes.rtrigger=n.buttons[7].value;l.hat="";l.hatmap=c.CENTER;for(var m=0;m<n.buttons.length;m++)if(this._current_buttons[m]=n.buttons[m].pressed,12>m)l.buttons[c.mapping_array[m]]=n.buttons[m].pressed,n.buttons[m].was_pressed&&this.trigger(c.mapping_array[m]+"_button_event");else switch(m){case 12:n.buttons[m].pressed&&(l.hat+="up",l.hatmap|=c.UP);
break;case 13:n.buttons[m].pressed&&(l.hat+="down",l.hatmap|=c.DOWN);break;case 14:n.buttons[m].pressed&&(l.hat+="left",l.hatmap|=c.LEFT);break;case 15:n.buttons[m].pressed&&(l.hat+="right",l.hatmap|=c.RIGHT);break;case 16:l.buttons.home=n.buttons[m].pressed}n.xbox=l;return n}};c.prototype.onDrawBackground=function(c){if(!this.flags.collapsed){var l=this._left_axis,m=this._right_axis;c.strokeStyle="#88A";c.strokeRect(0.5*(l[0]+1)*this.size[0]-4,0.5*(l[1]+1)*this.size[1]-4,8,8);c.strokeStyle="#8A8";
c.strokeRect(0.5*(m[0]+1)*this.size[0]-4,0.5*(m[1]+1)*this.size[1]-4,8,8);l=this.size[1]/this._current_buttons.length;c.fillStyle="#AEB";for(m=0;m<this._current_buttons.length;++m)this._current_buttons[m]&&c.fillRect(0,l*m,6,l)}};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_button","number"],["back_button","number"],["a_button_event",m.EVENT],["b_button_event",m.EVENT],["x_button_event",m.EVENT],["y_button_event",m.EVENT],["lb_button_event",m.EVENT],["rb_button_event",m.EVENT],["ls_button_event",m.EVENT],["rs_button_event",m.EVENT],["start_button_event",m.EVENT],["back_button_event",m.EVENT],["hat_left","number"],["hat_right",
"number"],["hat_up","number"],["hat_down","number"],["hat","number"],["button_pressed",m.EVENT]]};m.registerNodeType("input/gamepad",c)})(this);
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(function(B){function c(){this.addInput("T","vec3");this.addInput("R","vec3");this.addInput("S","vec3");this.addOutput("mat4","mat4");this.properties={T:[0,0,0],R:[0,0,0],S:[1,1,1],R_in_degrees:!0};this._result=mat4.create();this._must_update=!0}function m(){this.addInput("A","number,vec3");this.addInput("B","number,vec3");this.addOutput("=","vec3");this.addProperty("OP","+","enum",{values:m.values});this._result=vec3.create()}function n(){this.addInput("in","vec3");this.addInput("f","number");this.addOutput("out",
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var w=B.LiteGraph;c.title="mat4";c.temp_quat=new Float32Array([0,0,0,1]);c.temp_mat4=new Float32Array(16);c.temp_vec3=new Float32Array(3);c.prototype.onPropertyChanged=function(c,e){this._must_update=!0};c.prototype.onExecute=function(){var e=this._result,l=c.temp_quat,n=c.temp_mat4,h=c.temp_vec3,m=this.getInputData(0),y=this.getInputData(1),v=this.getInputData(2);if(this._must_update||m||y||v)m=m||this.properties.T,y=y||this.properties.R,v=v||this.properties.S,mat4.identity(e),mat4.translate(e,e,
m),this.properties.R_in_degrees?(h.set(y),vec3.scale(h,h,DEG2RAD),quat.fromEuler(l,h)):quat.fromEuler(l,y),mat4.fromQuat(n,l),mat4.multiply(e,e,n),mat4.scale(e,e,v);this.setOutputData(0,e)};w.registerNodeType("math3d/mat4",c);m.values="+ - * / % ^ max min".split(" ");m.title="Operation";m.desc="Easy math 3D operators";m["@OP"]={type:"enum",title:"operation",values:m.values};m.size=[100,60];m.prototype.getTitle=function(){return"max"==this.properties.OP||"min"==this.properties.OP?this.properties.OP+
"(A,B)":"A "+this.properties.OP+" B"};m.prototype.onExecute=function(){var c=this.getInputData(0),e=this.getInputData(1);if(null!=c&&null!=e){c.constructor===Number&&(c=[c,c,c]);e.constructor===Number&&(e=[e,e,e]);var l=this._result;switch(this.properties.OP){case "+":l=vec3.add(l,c,e);break;case "-":l=vec3.sub(l,c,e);break;case "x":case "X":case "*":l=vec3.mul(l,c,e);break;case "/":l=vec3.div(l,c,e);break;case "%":l[0]=c[0]%e[0];l[1]=c[1]%e[1];l[2]=c[2]%e[2];break;case "^":l[0]=Math.pow(c[0],e[0]);
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(this.size[1]+w.NODE_TITLE_HEIGHT)),c.textAlign="left")};w.registerNodeType("math3d/operation",m);n.title="vec3_scale";n.desc="scales the components of a vec3";n.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=this.getInputData(1);null==e&&(e=this.properties.f);var l=this._data;l[0]=c[0]*e;l[1]=c[1]*e;l[2]=c[2]*e;this.setOutputData(0,l)}};w.registerNodeType("math3d/vec3-scale",n);l.title="vec3_length";l.desc="returns the module of a vector";l.prototype.onExecute=function(){var c=
this.getInputData(0);null!=c&&(c=Math.sqrt(c[0]*c[0]+c[1]*c[1]+c[2]*c[2]),this.setOutputData(0,c))};w.registerNodeType("math3d/vec3-length",l);x.title="vec3_normalize";x.desc="returns the vector normalized";x.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=Math.sqrt(c[0]*c[0]+c[1]*c[1]+c[2]*c[2]),l=this._data;l[0]=c[0]/e;l[1]=c[1]/e;l[2]=c[2]/e;this.setOutputData(0,l)}};w.registerNodeType("math3d/vec3-normalize",x);e.title="vec3_lerp";e.desc="returns the interpolated vector";
e.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=this.getInputData(1);if(null!=e){var l=this.getInputOrProperty("f"),h=this._data;h[0]=c[0]*(1-l)+e[0]*l;h[1]=c[1]*(1-l)+e[1]*l;h[2]=c[2]*(1-l)+e[2]*l;this.setOutputData(0,h)}}};w.registerNodeType("math3d/vec3-lerp",e);C.title="vec3_dot";C.desc="returns the dot product";C.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=this.getInputData(1);null!=e&&this.setOutputData(0,c[0]*e[0]+c[1]*e[1]+c[2]*
e[2])}};w.registerNodeType("math3d/vec3-dot",C);B.glMatrix?(B=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1,normalize:!1};this._value=quat.create()},B.title="Quaternion",B.desc="quaternion",B.prototype.onExecute=function(){this._value[0]=this.getInputOrProperty("x");this._value[1]=this.getInputOrProperty("y");this._value[2]=this.getInputOrProperty("z");this._value[3]=this.getInputOrProperty("w");this.properties.normalize&&quat.normalize(this._value,this._value);this.setOutputData(0,
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c,e))},w.registerNodeType("math3d/rotate_vec3",B),B=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},B.title="Mult. Quat",B.desc="rotate quaternion",B.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=this.getInputData(1);null!=e&&(c=quat.multiply(this._value,c,e),this.setOutputData(0,c))}},w.registerNodeType("math3d/mult-quat",B),B=function(){this.addInputs([["A","quat"],["B","quat"],["factor","number"]]);this.addOutput("slerp",
"quat");this.addProperty("factor",0.5);this._value=quat.create()},B.title="Quat Slerp",B.desc="quaternion spherical interpolation",B.prototype.onExecute=function(){var c=this.getInputData(0);if(null!=c){var e=this.getInputData(1);if(null!=e){var l=this.properties.factor;null!=this.getInputData(2)&&(l=this.getInputData(2));c=quat.slerp(this._value,c,e,l);this.setOutputData(0,c)}}},w.registerNodeType("math3d/quat-slerp",B),B=function(){this.addInput("vec3","vec3");this.addOutput("remap","vec3");this.addOutput("clamped",
"vec3");this.properties={clamp:!0,range_min:[-1,-1,0],range_max:[1,1,0],target_min:[-1,-1,0],target_max:[1,1,0]};this._value=vec3.create();this._clamped=vec3.create()},B.title="Remap Range",B.desc="remap a 3D range",B.prototype.onExecute=function(){var c=this.getInputData(0);c&&this._value.set(c);for(var c=this.properties.range_min,e=this.properties.range_max,l=this.properties.target_min,h=this.properties.target_max,n=0;3>n;++n){var m=e[n]-c[n];this._clamped[n]=Math.clamp(this._value[n],c[n],e[n]);
0==m?this._value[n]=0.5*(l[n]+h[n]):(m=(this._value[n]-c[n])/m,this.properties.clamp&&(m=Math.clamp(m,0,1)),this._value[n]=l[n]+m*(h[n]-l[n]))}this.setOutputData(0,this._value);this.setOutputData(1,this._clamped)},w.registerNodeType("math3d/remap_range",B)):console.warn("No glmatrix found, some Math3D nodes may not work")})(this);
(function(B){function c(c,l){return c==l}function m(){this.addInput("","string");this.addOutput("table","table");this.addOutput("rows","number");this.addProperty("value","");this.addProperty("separator",",");this._table=null}B=B.LiteGraph;B.wrapFunctionAsNode("string/toString",c,["*"],"String");B.wrapFunctionAsNode("string/compare",c,["string","string"],"boolean");B.wrapFunctionAsNode("string/concatenate",function(c,l){return void 0===c?l:void 0===l?c:c+l},["string","string"],"string");B.wrapFunctionAsNode("string/contains",
function(c,l){return void 0===c||void 0===l?!1:-1!=c.indexOf(l)},["string","string"],"boolean");B.wrapFunctionAsNode("string/toUpperCase",function(c){return null!=c&&c.constructor===String?c.toUpperCase():c},["string"],"string");B.wrapFunctionAsNode("string/split",function(c,l){null==l&&(l=this.properties.separator);if(null==c)return[];if(c.constructor===String)return c.split(l||" ");if(c.constructor===Array){for(var m=[],e=0;e<c.length;++e)m[e]=c[e].split(l||" ");return m}return null},["string,array",
"string"],"array",{separator:","});B.wrapFunctionAsNode("string/toFixed",function(c){return null!=c&&c.constructor===Number?c.toFixed(this.properties.precision):c},["number"],"string",{precision:0});m.title="toTable";m.desc="Splits a string to table";m.prototype.onExecute=function(){var c=this.getInputData(0);if(c){var l=this.properties.separator||",";if(c!=this._str||l!=this._last_separator)this._last_separator=l,this._str=c,this._table=c.split("\n").map(function(c){return c.trim().split(l)});this.setOutputData(0,
this._table);this.setOutputData(1,this._table?this._table.length:0)}};B.registerNodeType("string/toTable",m)})(this);
(function(B){function c(){this.addInput("sel","number");this.addInput("A");this.addInput("B");this.addInput("C");this.addInput("D");this.addOutput("out");this.selected=0}function m(){this.properties={sequence:"A,B,C"};this.addInput("index","number");this.addInput("seq");this.addOutput("out");this.index=0;this.values=this.properties.sequence.split(",")}var n=B.LiteGraph;c.title="Selector";c.desc="selects an output";c.prototype.onDrawBackground=function(c){if(!this.flags.collapsed){c.fillStyle="#AFB";
var m=(this.selected+1)*n.NODE_SLOT_HEIGHT+6;c.beginPath();c.moveTo(50,m);c.lineTo(50,m+n.NODE_SLOT_HEIGHT);c.lineTo(34,m+0.5*n.NODE_SLOT_HEIGHT);c.fill()}};c.prototype.onExecute=function(){var c=this.getInputData(0);if(null==c||c.constructor!==Number)c=0;this.selected=c=Math.round(c)%(this.inputs.length-1);c=this.getInputData(c+1);void 0!==c&&this.setOutputData(0,c)};c.prototype.onGetInputs=function(){return[["E",0],["F",0],["G",0],["H",0]]};n.registerNodeType("logic/selector",c);m.title="Sequence";
m.desc="select one element from a sequence from a string";m.prototype.onPropertyChanged=function(c,n){"sequence"==c&&(this.values=n.split(","))};m.prototype.onExecute=function(){var c=this.getInputData(1);c&&c!=this.current_sequence&&(this.values=c.split(","),this.current_sequence=c);c=this.getInputData(0);null==c&&(c=0);this.index=c=Math.round(c)%this.values.length;this.setOutputData(0,this.values[c])};n.registerNodeType("logic/sequence",m)})(this);
(function(B){function c(){this.addInput("A","Number");this.addInput("B","Number");this.addInput("C","Number");this.addInput("D","Number");this.values=[[],[],[],[]];this.properties={scale:2}}function m(){this.addOutput("frame","image");this.properties={url:""}}function n(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function l(){this.addInput("","image,canvas");this.size=[200,200]}function x(){this.addInputs([["img1",
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"canvas");this.addInput("img","image,canvas");this.addInput("x","number");this.addInput("y","number");this.properties={x:0,y:0,opacity:1}}function u(){this.addInput("canvas","canvas");this.addInput("x","number");this.addInput("y","number");this.addInput("w","number");this.addInput("h","number");this.properties={x:0,y:0,w:10,h:10,color:"white",opacity:1}}function D(){this.addInput("t","number");this.addOutputs([["frame","image"],["t","number"],["d","number"]]);this.properties={url:"",use_proxy:!0}}
function A(){this.addOutput("Webcam","image");this.properties={facingMode:"user"};this.boxcolor="black";this.frame=0}var h=B.LiteGraph;c.title="Plot";c.desc="Plots data over time";c.colors=["#FFF","#F99","#9F9","#99F"];c.prototype.onExecute=function(c){if(!this.flags.collapsed){c=this.size;for(var e=0;4>e;++e){var h=this.getInputData(e);if(null!=h){var l=this.values[e];l.push(h);l.length>c[0]&&l.shift()}}}};c.prototype.onDrawBackground=function(e){if(!this.flags.collapsed){var h=this.size,l=0.5*h[1]/
this.properties.scale,n=c.colors,p=0.5*h[1];e.fillStyle="#000";e.fillRect(0,0,h[0],h[1]);e.strokeStyle="#555";e.beginPath();e.moveTo(0,p);e.lineTo(h[0],p);e.stroke();if(this.inputs)for(var q=0;4>q;++q){var k=this.values[q];if(this.inputs[q]&&this.inputs[q].link){e.strokeStyle=n[q];e.beginPath();var a=k[0]*l*-1+p;e.moveTo(0,Math.clamp(a,0,h[1]));for(var b=1;b<k.length&&b<h[0];++b)a=k[b]*l*-1+p,e.lineTo(b,Math.clamp(a,0,h[1]));e.stroke()}}}};h.registerNodeType("graphics/plot",c);m.title="Image";m.desc=
"Image loader";m.widgets=[{name:"load",text:"Load",type:"button"}];m.supported_extensions=["jpg","jpeg","png","gif"];m.prototype.onAdded=function(){""!=this.properties.url&&null==this.img&&this.loadImage(this.properties.url)};m.prototype.onDrawBackground=function(c){this.flags.collapsed||this.img&&5<this.size[0]&&5<this.size[1]&&this.img.width&&c.drawImage(this.img,0,0,this.size[0],this.size[1])};m.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)};m.prototype.onPropertyChanged=function(c,e){this.properties[c]=e;"url"==c&&""!=e&&this.loadImage(e);return!0};m.prototype.loadImage=function(c,e){if(""==c)this.img=null;else{this.img=document.createElement("img");"http"==c.substr(0,4)&&h.proxy&&(c=h.proxy+c.substr(c.indexOf(":")+3));this.img.src=c;this.boxcolor="#F95";var l=this;this.img.onload=function(){e&&e(this);console.log("Image loaded, size: "+l.img.width+"x"+
l.img.height);this.dirty=!0;l.boxcolor="#9F9";l.setDirtyCanvas(!0)};this.img.onerror=function(){console.log("error loading the image:"+c)}}};m.prototype.onWidget=function(c,e){"load"==e.name&&this.loadImage(this.properties.url)};m.prototype.onDropFile=function(c){var e=this;this._url&&URL.revokeObjectURL(this._url);this._url=URL.createObjectURL(c);this.properties.url=this._url;this.loadImage(this._url,function(c){e.size[1]=c.height/c.width*e.size[0]})};h.registerNodeType("graphics/image",m);n.title=
"Palette";n.desc="Generates a color";n.prototype.onExecute=function(){var c=[];null!=this.properties.colorA&&c.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&c.push(hex2num(this.properties.colorB));null!=this.properties.colorC&&c.push(hex2num(this.properties.colorC));null!=this.properties.colorD&&c.push(hex2num(this.properties.colorD));var e=this.getInputData(0);null==e&&(e=0.5);1<e?e=1:0>e&&(e=0);if(0!=c.length){var h=[0,0,0];if(0==e)h=c[0];else if(1==e)h=c[c.length-1];else{var l=
(c.length-1)*e,e=c[Math.floor(l)],c=c[Math.floor(l)+1],l=l-Math.floor(l);h[0]=e[0]*(1-l)+c[0]*l;h[1]=e[1]*(1-l)+c[1]*l;h[2]=e[2]*(1-l)+c[2]*l}for(var p in h)h[p]/=255;this.boxcolor=colorToString(h);this.setOutputData(0,h)}};h.registerNodeType("color/palette",n);l.title="Frame";l.desc="Frame viewerew";l.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"view",text:"View Image",type:"button"}];l.prototype.onDrawBackground=function(c){this.frame&&!this.flags.collapsed&&c.drawImage(this.frame,
0,0,this.size[0],this.size[1])};l.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};l.prototype.onWidget=function(c,e){if("resize"==e.name&&this.frame){var h=this.frame.width,l=this.frame.height;h||null==this.frame.videoWidth||(h=this.frame.videoWidth,l=this.frame.videoHeight);h&&l&&(this.size=[h,l]);this.setDirtyCanvas(!0,!0)}else"view"==e.name&&this.show()};l.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};h.registerNodeType("graphics/frame",
l);x.title="Image fade";x.desc="Fades between images";x.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];x.prototype.onAdded=function(){this.createCanvas();var c=this.canvas.getContext("2d");c.fillStyle="#000";c.fillRect(0,0,this.properties.width,this.properties.height)};x.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};x.prototype.onExecute=
function(){var c=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var e=this.getInputData(0);null!=e&&c.drawImage(e,0,0,this.canvas.width,this.canvas.height);e=this.getInputData(2);null==e?e=this.properties.fade:this.properties.fade=e;c.globalAlpha=e;e=this.getInputData(1);null!=e&&c.drawImage(e,0,0,this.canvas.width,this.canvas.height);c.globalAlpha=1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};h.registerNodeType("graphics/imagefade",x);e.title="Crop";e.desc="Crop Image";
e.prototype.onAdded=function(){this.createCanvas()};e.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};e.prototype.onExecute=function(){var c=this.getInputData(0);c&&(c.width?(this.canvas.getContext("2d").drawImage(c,-this.properties.x,-this.properties.y,c.width*this.properties.scale,c.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};e.prototype.onDrawBackground=
function(c){this.flags.collapsed||this.canvas&&c.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};e.prototype.onPropertyChanged=function(c,e){this.properties[c]=e;"scale"==c?(this.properties[c]=parseFloat(e),0==this.properties[c]&&(console.error("Error in scale"),this.properties[c]=1)):this.properties[c]=parseInt(e);this.createCanvas();return!0};h.registerNodeType("graphics/cropImage",e);C.title="Canvas";C.desc="Canvas to render stuff";C.prototype.onExecute=
function(){var c=this.canvas,e=this.properties.width|0,h=this.properties.height|0;c.width!=e&&(c.width=e);c.height!=h&&(c.height=h);this.properties.autoclear&&this.ctx.clearRect(0,0,c.width,c.height);this.setOutputData(0,c)};C.prototype.onAction=function(c,e){"clear"==c&&this.ctx.clearRect(0,0,this.canvas.width,this.canvas.height)};h.registerNodeType("graphics/canvas",C);w.title="DrawImage";w.desc="Draws image into a canvas";w.prototype.onExecute=function(){var c=this.getInputData(0);if(c){var e=
this.getInputOrProperty("img");if(e){var h=this.getInputOrProperty("x"),l=this.getInputOrProperty("y");c.getContext("2d").drawImage(e,h,l)}}};h.registerNodeType("graphics/drawImage",w);u.title="DrawRectangle";u.desc="Draws rectangle in canvas";u.prototype.onExecute=function(){var c=this.getInputData(0);if(c){var e=this.getInputOrProperty("x"),h=this.getInputOrProperty("y"),l=this.getInputOrProperty("w"),p=this.getInputOrProperty("h");c.getContext("2d").fillRect(e,h,l,p)}};h.registerNodeType("graphics/drawRectangle",
u);D.title="Video";D.desc="Video playback";D.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"}];D.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 c=this.getInputData(0);c&&0<=c&&1>=c&&(this._video.currentTime=c*this._video.duration,this._video.pause());
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(c=h.proxy+c.substr(c.indexOf(":")+3));this._video=document.createElement("video");this._video.src=c;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var n=this;this._video.addEventListener("loadedmetadata",function(c){console.log("Duration: "+this.duration+" seconds");console.log("Size: "+this.videoWidth+","+this.videoHeight);n.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(c){console.log("video loading...")});
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gl.generateMipmap(a.texture_type),a.unbind(0)),this.properties.name&&(c.storeTexture?c.storeTexture(this.properties.name,a):c.getTexturesContainer()[this.properties.name]=a),this._texture=a,this.setOutputData(0,a),this.setOutputData(1,this.properties.name))},F.registerNodeType("texture/save",n),l.widgets_info={uvcode:{widget:"code"},pixelcode:{widget:"code"},precision:{widget:"combo",values:c.MODE_VALUES}},l.title="Operation",l.desc="Texture shader operation",l.presets={},l.prototype.getExtraMenuOptions=
function(a){var b=this;return[{content:b.properties.show?"Hide Texture":"Show Texture",callback:function(){b.properties.show=!b.properties.show}}]},l.prototype.onPropertyChanged=function(){this.has_error=!1},l.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._tex||this._tex.gl!=a||(a.save(),a.drawImage(this._tex,0,0,this.size[0],this.size[1]),a.restore())},l.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===
c.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var d=512,g=512;a?(d=a.width,g=a.height):b&&(d=b.width,g=b.height);b||(b=GL.Texture.getWhiteTexture());var f=c.getTextureType(this.properties.precision,a);this._tex=a||this._tex?c.getTargetTexture(a||this._tex,this._tex,this.properties.precision):new GL.Texture(d,g,{type:f,format:gl.RGBA,filter:gl.LINEAR});f="";this.properties.uvcode&&(f="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&
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l.registerPreset=function(a,b){l.presets[a]=b},l.registerPreset("",""),l.registerPreset("bypass","color"),l.registerPreset("add","color + colorB * value"),l.registerPreset("substract","(color - colorB) * value"),l.registerPreset("mate","mix( color, colorB, color4B.a * value)"),l.registerPreset("invert","vec3(1.0) - color"),l.registerPreset("multiply","color * colorB * value"),l.registerPreset("divide","(color / colorB) / value"),l.registerPreset("difference","abs(color - colorB) * value"),l.registerPreset("max",
"max(color, colorB) * value"),l.registerPreset("min","min(color, colorB) * value"),l.registerPreset("displace","texture2D(u_texture, uv + (colorB.xy - vec2(0.5)) * value).xyz"),l.registerPreset("grayscale","vec3(color.x + color.y + color.z) * value / 3.0"),l.registerPreset("saturation","mix( vec3(color.x + color.y + color.z) / 3.0, color, value )"),l.registerPreset("threshold","vec3(color.x > colorB.x * value ? 1.0 : 0.0,color.y > colorB.y * value ? 1.0 : 0.0,color.z > colorB.z * value ? 1.0 : 0.0)"),
l.prototype.onInspect=function(a){var b=this;a.addCombo("Presets","",{values:Object.keys(l.presets),callback:function(d){var c=l.presets[d];c&&(b.setProperty("pixelcode",c),b.title=d,a.refresh())}})},F.registerNodeType("texture/operation",l),x.title="Shader",x.desc="Texture shader",x.widgets_info={code:{type:"code",lang:"glsl"},precision:{widget:"combo",values:c.MODE_VALUES}},x.prototype.onPropertyChanged=function(a,b){if("code"==a){var d=this.getShader();if(d){var c=d.uniformInfo;if(this.inputs)for(var g=
{},f=0;f<this.inputs.length;++f){var e=this.getInputInfo(f);e&&(c[e.name]&&!g[e.name]?g[e.name]=!0:(this.removeInput(f),f--))}for(f in c)if(e=d.uniformInfo[f],null!==e.loc&&"time"!=f){c="number";if(this._shader.samplers[f])c="texture";else switch(e.size){case 1:c="number";break;case 2:c="vec2";break;case 3:c="vec3";break;case 4:c="vec4";break;case 9:c="mat3";break;case 16:c="mat4";break;default:continue}e=this.findInputSlot(f);-1==e?this.addInput(f,c):(g=this.getInputInfo(e),g)?g.type!=c&&(this.removeInput(e,
c),this.addInput(f,c)):this.addInput(f,c)}}}},x.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,this.properties.code))this.boxcolor="green";else return this.boxcolor="red",null;return this._shader},x.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getShader();if(a){var b=0,d=null;if(this.inputs)for(var g=0;g<this.inputs.length;++g){var f=
this.getInputInfo(g),e=this.getInputData(g);null!=e&&(e.constructor===GL.Texture&&(e.bind(b),d||(d=e),e=b,b++),a.setUniform(f.name,e))}var k=this._uniforms,b=c.getTextureType(this.properties.precision,d),g=this.properties.width|0,f=this.properties.height|0;0==g&&(g=d?d.width:gl.canvas.width);0==f&&(f=d?d.height:gl.canvas.height);k.texSize[0]=g;k.texSize[1]=f;k.time=this.graph.getTime();k.u_value=this.properties.u_value;k.u_color.set(this.properties.u_color);this._tex&&this._tex.type==b&&this._tex.width==
g&&this._tex.height==f||(this._tex=new GL.Texture(g,f,{type:b,format:gl.RGBA,filter:gl.LINEAR}));this._tex.drawTo(function(){a.uniforms(k).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._tex)}}},x.pixel_shader="precision highp float;\n\nvarying vec2 v_coord;\nuniform float time; //time in seconds\nuniform vec2 texSize; //tex resolution\nuniform float u_value;\nuniform vec4 u_color;\n\nvoid main() {\n\tvec2 uv = v_coord;\n\tvec3 color = vec3(0.0);\n\t//your code here\n\tcolor.xy=uv;\n\n\tgl_FragColor = vec4(color, 1.0);\n}\n",
F.registerNodeType("texture/shader",x),e.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},e.title="Scale/Offset",e.desc="Applies an scaling and offseting",e.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0)&&a)if(this.properties.precision===c.PASS_THROUGH)this.setOutputData(0,a);else{var b=a.width,d=a.height,g=this.precision===c.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT;this.precision===c.DEFAULT&&(g=a.type);this._tex&&this._tex.width==b&&this._tex.height==
d&&this._tex.type==g||(this._tex=new GL.Texture(b,d,{type:g,format:gl.RGBA,filter:gl.LINEAR}));var f=this._shader;f||(f=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,e.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 h=this.getInputData(2);h?(this.properties.offset[0]=h[0],this.properties.offset[1]=h[1]):h=this.properties.offset;this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);
a.bind(0);var b=Mesh.getScreenQuad();f.uniforms({u_texture:0,u_scale:k,u_offset:h}).draw(b)});this.setOutputData(0,this._tex)}},e.pixel_shader="precision highp float;\n\t\t\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_textureB;\n\t\tvarying vec2 v_coord;\n\t\tuniform vec2 u_scale;\n\t\tuniform vec2 u_offset;\n\t\t\n\t\tvoid main() {\n\t\t\tvec2 uv = v_coord;\n\t\t\tuv = uv / u_scale - u_offset;\n\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t}\n\t\t",F.registerNodeType("texture/scaleOffset",
e),C.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},C.title="Warp",C.desc="Texture warp operation",C.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===c.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1),d=512,g=512;a?(d=a.width,g=a.height):b&&(d=b.width,g=b.height);this._tex=a||this._tex?c.getTargetTexture(a||this._tex,this._tex,this.properties.precision):new GL.Texture(d,g,{type:this.precision===
c.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT,format:gl.RGBA,filter:gl.LINEAR});var f=this._shader;f||(f=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,C.pixel_shader));d=this.getInputData(2);null!=d?this.properties.factor=d:d=parseFloat(this.properties.factor);var e=this._uniforms;e.u_factor=d;e.u_scale.set(this.properties.scale);e.u_offset.set(this.properties.offset);this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var d=
Mesh.getScreenQuad();f.uniforms(e).draw(d)});this.setOutputData(0,this._tex)}},C.pixel_shader="precision highp float;\n\t\t\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_textureB;\n\t\tvarying vec2 v_coord;\n\t\tuniform float u_factor;\n\t\tuniform vec2 u_scale;\n\t\tuniform vec2 u_offset;\n\t\t\n\t\tvoid main() {\n\t\t\tvec2 uv = v_coord;\n\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor * u_scale + u_offset;\n\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t}\n\t\t",
F.registerNodeType("texture/warp",C),w.title="to Viewport",w.desc="Texture to viewport",w._prev_viewport=new Float32Array(4),w.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this.properties.disable_alpha?gl.disable(gl.BLEND):(gl.enable(gl.BLEND),this.properties.additive?gl.blendFunc(gl.SRC_ALPHA,gl.ONE):gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA));gl.disable(gl.DEPTH_TEST);var b=this.properties.gamma||1;this.isInputConnected(1)&&(b=this.getInputData(1));a.setParameter(gl.TEXTURE_MAG_FILTER,
this.properties.filter?gl.LINEAR:gl.NEAREST);var d=w._prev_viewport;d.set(gl.viewport_data);var c=this.properties.viewport;gl.viewport(d[0]+d[2]*c[0],d[1]+d[3]*c[1],d[2]*c[2],d[3]*c[3]);gl.getViewport();this.properties.antialiasing?(w._shader||(w._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,w.aa_pixel_shader)),c=Mesh.getScreenQuad(),a.bind(0),w._shader.uniforms({u_texture:0,uViewportSize:[a.width,a.height],u_igamma:1/b,inverseVP:[1/a.width,1/a.height]}).draw(c)):1!=b?(w._gamma_shader||(w._gamma_shader=
new GL.Shader(Shader.SCREEN_VERTEX_SHADER,w.gamma_pixel_shader)),a.toViewport(w._gamma_shader,{u_texture:0,u_igamma:1/b})):a.toViewport();gl.viewport(d[0],d[1],d[2],d[3])}},w.prototype.onGetInputs=function(){return[["gamma","number"]]},w.aa_pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 uViewportSize;\n\t\tuniform vec2 inverseVP;\n\t\tuniform float u_igamma;\n\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\t\t#define FXAA_SPAN_MAX     8.0\n\t\t\n\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\t\t{\n\t\t\tvec4 color = vec4(0.0);\n\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\t\t\t\n\t\t\tvec2 dir;\n\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\t\t\t\n\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\t\t\t\n\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\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\n\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\t\t\t\n\t\t\t//return vec4(rgbA,1.0);\n\t\t\tfloat lumaB = dot(rgbB, luma);\n\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\t\t\t\tcolor = vec4(rgbA, 1.0);\n\t\t\telse\n\t\t\t\tcolor = vec4(rgbB, 1.0);\n\t\t\tif(u_igamma != 1.0)\n\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\t\t\treturn color;\n\t\t}\n\t\t\n\t\tvoid main() {\n\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\t\t}\n\t\t",
w.gamma_pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_igamma;\n\t\tvoid main() {\n\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\t\t   gl_FragColor = color;\n\t\t}\n\t\t",F.registerNodeType("texture/toviewport",w),u.title="Copy",u.desc="Copy Texture",u.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",
values:c.MODE_VALUES}},u.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)){if(a){var b=a.width,d=a.height;0!=this.properties.size&&(d=b=this.properties.size);var g=this._temp_texture,f=a.type;this.properties.precision===c.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===c.HIGH&&(f=gl.HIGH_PRECISION_FORMAT);g&&g.width==b&&g.height==d&&g.type==f||(g=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(b)&&isPowerOfTwo(d)&&(g=gl.LINEAR_MIPMAP_LINEAR),
this._temp_texture=new GL.Texture(b,d,{type:f,format:gl.RGBA,minFilter:g,magFilter:gl.LINEAR}));a.copyTo(this._temp_texture);this.properties.generate_mipmaps&&(this._temp_texture.bind(0),gl.generateMipmap(this._temp_texture.texture_type),this._temp_texture.unbind(0))}this.setOutputData(0,this._temp_texture)}},F.registerNodeType("texture/copy",u),D.title="Downsample",D.desc="Downsample Texture",D.widgets_info={iterations:{type:"number",step:1,precision:0,min:0},precision:{widget:"combo",values:c.MODE_VALUES}},
D.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)&&a&&a.texture_type===GL.TEXTURE_2D)if(1>this.properties.iterations)this.setOutputData(0,a);else{var b=D._shader;b||(D._shader=b=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,D.pixel_shader));var d=a.width|0,g=a.height|0,f=a.type;this.properties.precision===c.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===c.HIGH&&(f=gl.HIGH_PRECISION_FORMAT);var e=this.properties.iterations||1,k=a,h=
null,l=[],a={type:f,format:a.format},f=vec2.create(),p={u_offset:f};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var q=0;q<e;++q){f[0]=1/d;f[1]=1/g;d=d>>1||0;g=g>>1||0;h=GL.Texture.getTemporary(d,g,a);l.push(h);k.setParameter(GL.TEXTURE_MAG_FILTER,GL.NEAREST);k.copyTo(h,b,p);if(1==d&&1==g)break;k=h}this._texture=l.pop();for(q=0;q<l.length;++q)GL.Texture.releaseTemporary(l[q]);this.properties.generate_mipmaps&&(this._texture.bind(0),gl.generateMipmap(this._texture.texture_type),this._texture.unbind(0));
this.setOutputData(0,this._texture)}},D.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_offset;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\t\t   gl_FragColor = color * 0.25;\n\t\t}\n\t\t",
F.registerNodeType("texture/downsample",D),A.title="Average",A.desc="Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture.\n If high_quality is true, then it generates the mipmaps first and reads from the lower one.",A.prototype.onExecute=function(){this.properties.use_previous_frame||this.updateAverage();var a=this._luminance;this.setOutputData(0,this._temp_texture);this.setOutputData(1,a);this.setOutputData(2,(a[0]+a[1]+a[2])/3)},A.prototype.onPreRenderExecute=
function(){this.updateAverage()},A.prototype.updateAverage=function(){var a=this.getInputData(0);if(a&&(this.isOutputConnected(0)||this.isOutputConnected(1)||this.isOutputConnected(2))){if(!A._shader){A._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,A.pixel_shader);for(var b=new Float32Array(16),d=0;d<b.length;++d)b[d]=Math.random();A._shader.uniforms({u_samples_a:b.subarray(0,16),u_samples_b:b.subarray(16,32)})}d=this._temp_texture;b=gl.UNSIGNED_BYTE;a.type!=b&&(b=gl.FLOAT);d&&d.type==b||(this._temp_texture=
new GL.Texture(1,1,{type:b,format:gl.RGBA,filter:gl.NEAREST}));this._uniforms.u_mipmap_offset=0;this.properties.high_quality&&(this._temp_pot2_texture&&this._temp_pot2_texture.type==b||(this._temp_pot2_texture=new GL.Texture(512,512,{type:b,format:gl.RGBA,minFilter:gl.LINEAR_MIPMAP_LINEAR,magFilter:gl.LINEAR})),a.copyTo(this._temp_pot2_texture),a=this._temp_pot2_texture,a.bind(0),gl.generateMipmap(GL.TEXTURE_2D),this._uniforms.u_mipmap_offset=9);var c=A._shader,g=this._uniforms;g.u_mipmap_offset=
this.properties.mipmap_offset;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){a.toViewport(c,g)});if(this.isOutputConnected(1)||this.isOutputConnected(2))if(d=this._temp_texture.getPixels()){var f=this._luminance,b=this._temp_texture.type;f.set(d);b==gl.UNSIGNED_BYTE&&vec4.scale(f,f,1/255)}}},A.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tuniform mat4 u_samples_a;\n\t\tuniform mat4 u_samples_b;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_mipmap_offset;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = vec4(0.0);\n\t\t\t//random average\n\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t{\n\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\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}\n\t\t   gl_FragColor = color * 0.03125;\n\t\t}\n\t\t",
F.registerNodeType("texture/average",A),h.widgets_info={mode:{widget:"combo",values:["min","max","avg"]}},h.title="MinMax",h.desc="Compute the scene min max",h.prototype.onExecute=function(){this.properties.use_previous_frame||this.update();this.setOutputData(0,this._temp_texture);this.setOutputData(1,this._luminance)},h.prototype.onPreRenderExecute=function(){this.update()},h.prototype.update=function(){var a=this.getInputData(0);if(a&&(this.isOutputConnected(0)||this.isOutputConnected(1))){h._shader||
(h._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,h.pixel_shader));var b=gl.UNSIGNED_BYTE;a.type!=b&&(b=gl.FLOAT);var d=512;if(!this._textures_chain.length||this._textures_chain[0].type!=b)for(;c&&(this._textures_chain[c]=new GL.Texture(d,d,{type:b,format:gl.RGBA,filter:gl.NEAREST}),d>>=2,c++,1!=d););a.copyTo(this._textures_chain[0]);for(var c=1;c<=this._textures_chain.length;++c)a=this._textures_chain[c];var g=h._shader,f=this._uniforms;f.u_mipmap_offset=this.properties.mipmap_offset;gl.disable(gl.DEPTH_TEST);
gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){a.toViewport(g,f)})}},h.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tuniform mat4 u_samples_a;\n\t\tuniform mat4 u_samples_b;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_mipmap_offset;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = vec4(0.0);\n\t\t\t//random average\n\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t{\n\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\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}\n\t\t   gl_FragColor = color * 0.03125;\n\t\t}\n\t\t",
z.title="Smooth",z.desc="Smooth texture over time",z.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){z._shader||(z._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,z.pixel_shader));var b=this._temp_texture;b&&b.type==a.type&&b.width==a.width&&b.height==a.height||(b={type:a.type,format:gl.RGBA,filter:gl.NEAREST},this._temp_texture=new GL.Texture(a.width,a.height,b),this._temp_texture2=new GL.Texture(a.width,a.height,b),a.copyTo(this._temp_texture2));var b=
this._temp_texture,d=this._temp_texture2,c=z._shader,g=this._uniforms;g.u_factor=1-this.getInputOrProperty("factor");gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);b.drawTo(function(){d.bind(1);a.toViewport(c,g)});this.setOutputData(0,b);this._temp_texture=d;this._temp_texture2=b}},z.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_textureB;\n\t\tuniform float u_factor;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tgl_FragColor = mix( texture2D( u_texture, v_coord ), texture2D( u_textureB, v_coord ), u_factor );\n\t\t}\n\t\t",
F.registerNodeType("texture/temporal_smooth",z),y.title="Lineal Avg Smooth",y.desc="Smooth texture linearly over time",y["@samples"]={type:"number",min:1,max:64,step:1,precision:1},y.prototype.getPreviewTexture=function(){return this._temp_texture2},y.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){y._shader||(y._shader_copy=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.pixel_shader_copy),y._shader_avg=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.pixel_shader_avg));
var b=Math.clamp(this.properties.samples,0,64),d=this.frame,c=this.properties.frames_interval;if(0==c||0==d%c){d=this._temp_texture;d&&d.type==a.type&&d.width==b||(d={type:a.type,format:gl.RGBA,filter:gl.NEAREST},this._temp_texture=new GL.Texture(b,1,d),this._temp_texture2=new GL.Texture(b,1,d),this._temp_texture_out=new GL.Texture(1,1,d));var g=this._temp_texture,f=this._temp_texture2,e=y._shader_copy,k=y._shader_avg,h=this._uniforms;h.u_samples=b;h.u_isamples=1/b;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);
g.drawTo(function(){f.bind(1);a.toViewport(e,h)});this._temp_texture_out.drawTo(function(){g.toViewport(k,h)});this.setOutputData(0,this._temp_texture_out);this._temp_texture=f;this._temp_texture2=g}else this.setOutputData(0,this._temp_texture_out);this.setOutputData(1,this._temp_texture2);this.frame++}},y.pixel_shader_copy="precision highp float;\n\t\tprecision highp float;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_textureB;\n\t\tuniform float u_isamples;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tif( v_coord.x <= u_isamples )\n\t\t\t\tgl_FragColor = texture2D( u_texture, vec2(0.5) );\n\t\t\telse\n\t\t\t\tgl_FragColor = texture2D( u_textureB, v_coord - vec2(u_isamples,0.0) );\n\t\t}\n\t\t",
y.pixel_shader_avg="precision highp float;\n\t\tprecision highp float;\n\t\tuniform sampler2D u_texture;\n\t\tuniform int u_samples;\n\t\tuniform float u_isamples;\n\t\tvarying vec2 v_coord;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = vec4(0.0);\n\t\t\tfor(int i = 0; i < 64; ++i)\n\t\t\t{\n\t\t\t\tcolor += texture2D( u_texture, vec2( float(i)*u_isamples,0.0) );\n\t\t\t\tif(i == (u_samples - 1))\n\t\t\t\t\tbreak;\n\t\t\t}\n\t\t\tgl_FragColor = color * u_isamples;\n\t\t}\n\t\t",F.registerNodeType("texture/linear_avg_smooth",
y),v.title="Image to Texture",v.desc="Uploads an image to the GPU",v.prototype.onExecute=function(){var a=this.getInputData(0);if(a){var b=a.videoWidth||a.width,d=a.videoHeight||a.height;if(a.gltexture)this.setOutputData(0,a.gltexture);else{var c=this._temp_texture;c&&c.width==b&&c.height==d||(this._temp_texture=new GL.Texture(b,d,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(a)}catch(g){console.error("image comes from an unsafe location, cannot be uploaded to webgl: "+g);
return}this.setOutputData(0,this._temp_texture)}}},F.registerNodeType("texture/imageToTexture",v),G.widgets_info={texture:{widget:"texture"},precision:{widget:"combo",values:c.MODE_VALUES}},G.title="LUT",G.desc="Apply LUT to Texture",G.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===c.PASS_THROUGH||!1===this.properties.enabled)this.setOutputData(0,a);else if(a){var b=this.getInputData(1);b||(b=c.getTexture(this.properties.texture));
if(b){b.bind(0);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.bindTexture(gl.TEXTURE_2D,null);var d=this.properties.intensity;this.isInputConnected(2)&&(this.properties.intensity=d=this.getInputData(2));this._tex=c.getTargetTexture(a,this._tex,this.properties.precision);this._tex.drawTo(function(){b.bind(1);a.toViewport(G._shader,{u_texture:0,u_textureB:1,
u_amount:d})});this.setOutputData(0,this._tex)}else this.setOutputData(0,a)}}},G.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_textureB;\n\t\tuniform float u_amount;\n\t\t\n\t\tvoid main() {\n\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\t\t\t mediump vec2 quad1;\n\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\t\t\t mediump vec2 quad2;\n\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\t\t\t highp vec2 texPos1;\n\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 texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t highp vec2 texPos2;\n\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 texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\t\t}\n\t\t",
F.registerNodeType("texture/LUT",G),p.title="Texture to Channels",p.desc="Split texture channels",p.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this._channels||(this._channels=Array(4));for(var b=gl.RGB,d=0,c=0;4>c;c++)this.isOutputConnected(c)?(this._channels[c]&&this._channels[c].width==a.width&&this._channels[c].height==a.height&&this._channels[c].type==a.type&&this._channels[c].format==b||(this._channels[c]=new GL.Texture(a.width,a.height,{type:a.type,format:b,filter:gl.LINEAR})),
d++):this._channels[c]=null;if(d){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var g=Mesh.getScreenQuad(),f=p._shader,e=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],c=0;4>c;c++)this._channels[c]&&(this._channels[c].drawTo(function(){a.bind(0);f.uniforms({u_texture:0,u_mask:e[c]}).draw(g)}),this.setOutputData(c,this._channels[c]))}}},p.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec4 u_mask;\n\t\t\n\t\tvoid main() {\n\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\t\t}\n\t\t",
F.registerNodeType("texture/textureChannels",p),q.title="Channels to Texture",q.desc="Split texture channels",q.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},q.prototype.onExecute=function(){var a=c.getWhiteTexture(),b=this.getInputData(0)||a,d=this.getInputData(1)||a,g=this.getInputData(2)||a,f=this.getInputData(3)||a;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad();q._shader||(q._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,q.pixel_shader));var k=q._shader,
a=Math.max(b.width,d.width,g.width,f.width),h=Math.max(b.height,d.height,g.height,f.height),l=this.properties.precision==c.HIGH?c.HIGH_PRECISION_FORMAT:gl.UNSIGNED_BYTE;this._texture&&this._texture.width==a&&this._texture.height==h&&this._texture.type==l||(this._texture=new GL.Texture(a,h,{type:l,format:gl.RGBA,filter:gl.LINEAR}));a=this._color;a[0]=this.properties.R;a[1]=this.properties.G;a[2]=this.properties.B;a[3]=this.properties.A;var p=this._uniforms;this._texture.drawTo(function(){b.bind(0);
d.bind(1);g.bind(2);f.bind(3);k.uniforms(p).draw(e)});this.setOutputData(0,this._texture)},q.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_textureR;\n\t\tuniform sampler2D u_textureG;\n\t\tuniform sampler2D u_textureB;\n\t\tuniform sampler2D u_textureA;\n\t\tuniform vec4 u_color;\n\t\t\n\t\tvoid main() {\n\t\t   gl_FragColor = u_color * vec4( \t\t\t\t\ttexture2D(u_textureR, v_coord).r,\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\t\t}\n\t\t",
F.registerNodeType("texture/channelsTexture",q),k.title="Color",k.desc="Generates a 1x1 texture with a constant color",k.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},k.prototype.onDrawBackground=function(a){var b=this.properties.color;a.fillStyle="rgb("+Math.floor(255*Math.clamp(b[0],0,1))+","+Math.floor(255*Math.clamp(b[1],0,1))+","+Math.floor(255*Math.clamp(b[2],0,1))+")";this.flags.collapsed?this.boxcolor=a.fillStyle:a.fillRect(0,0,this.size[0],this.size[1])},k.prototype.onExecute=
function(){var a=this.properties.precision==c.HIGH?c.HIGH_PRECISION_FORMAT:gl.UNSIGNED_BYTE;this._tex&&this._tex.type==a||(this._tex=new GL.Texture(1,1,{format:gl.RGBA,type:a,minFilter:gl.NEAREST}));a=this.properties.color;if(this.inputs)for(var b=0;b<this.inputs.length;b++){var d=this.inputs[b],g=this.getInputData(b);if(void 0!==g)switch(d.name){case "RGB":case "RGBA":a.set(g);break;case "R":a[0]=g;break;case "G":a[1]=g;break;case "B":a[2]=g;break;case "A":a[3]=g}}0.001<vec4.sqrDist(this._tex_color,
a)&&(this._tex_color.set(a),this._tex.fill(a));this.setOutputData(0,this._tex)},k.prototype.onGetInputs=function(){return[["RGB","vec3"],["RGBA","vec4"],["R","number"],["G","number"],["B","number"],["A","number"]]},F.registerNodeType("texture/color",k),a.title="Gradient",a.desc="Generates a gradient",a["@A"]={type:"color"},a["@B"]={type:"color"},a["@texture_size"]={type:"enum",values:[32,64,128,256,512]},a.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=GL.Mesh.getScreenQuad(),
d=a._shader,c=this.getInputData(0);c||(c=this.properties.A);var g=this.getInputData(1);g||(g=this.properties.B);for(var f=2;f<this.inputs.length;f++){var e=this.inputs[f],k=this.getInputData(f);void 0!==k&&(this.properties[e.name]=k)}var h=this._uniforms;this._uniforms.u_angle=this.properties.angle*DEG2RAD;this._uniforms.u_scale=this.properties.scale;vec3.copy(h.u_colorA,c);vec3.copy(h.u_colorB,g);c=parseInt(this.properties.texture_size);this._tex&&this._tex.width==c||(this._tex=new GL.Texture(c,
c,{format:gl.RGB,filter:gl.LINEAR}));this._tex.drawTo(function(){d.uniforms(h).draw(b)});this.setOutputData(0,this._tex)},a.prototype.onGetInputs=function(){return[["angle","number"],["scale","number"]]},a.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform float u_angle;\n\t\tuniform float u_scale;\n\t\tuniform vec3 u_colorA;\n\t\tuniform vec3 u_colorB;\n\t\t\n\t\tvec2 rotate(vec2 v, float angle)\n\t\t{\n\t\t\tvec2 result;\n\t\t\tfloat _cos = cos(angle);\n\t\t\tfloat _sin = sin(angle);\n\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\t\t\treturn result;\n\t\t}\n\t\tvoid main() {\n\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\t\t   gl_FragColor = vec4(color,1.0);\n\t\t}\n\t\t",
F.registerNodeType("texture/gradient",a),b.title="Mix",b.desc="Generates a texture mixing two textures",b.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},b.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===c.PASS_THROUGH)this.setOutputData(0,a);else{var d=this.getInputData(1);if(a&&d){var g=this.getInputData(2),f=this.getInputData(3);this._tex=c.getTargetTexture(this.properties.size_from_biggest&&d.width>a.width?d:
a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad(),k=null,h=this._uniforms;g?(k=b._shader_tex,k||(k=b._shader_tex=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b.pixel_shader,{MIX_TEX:""}))):(k=b._shader_factor,k||(k=b._shader_factor=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b.pixel_shader)),f=null==f?this.properties.factor:f,h.u_mix.set([f,f,f,f]));var l=this.properties.invert;this._tex.drawTo(function(){a.bind(l?1:0);d.bind(l?0:1);g&&g.bind(2);
k.uniforms(h).draw(e)});this.setOutputData(0,this._tex)}}},b.prototype.onGetInputs=function(){return[["factor","number"]]},b.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_textureA;\n\t\tuniform sampler2D u_textureB;\n\t\t#ifdef MIX_TEX\n\t\t\tuniform sampler2D u_textureMix;\n\t\t#else\n\t\t\tuniform vec4 u_mix;\n\t\t#endif\n\t\t\n\t\tvoid main() {\n\t\t\t#ifdef MIX_TEX\n\t\t\t   vec4 f = texture2D(u_textureMix, v_coord);\n\t\t\t#else\n\t\t\t   vec4 f = u_mix;\n\t\t\t#endif\n\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), f );\n\t\t}\n\t\t",
F.registerNodeType("texture/mix",b),d.title="Edges",d.desc="Detects edges",d.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},d.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===c.PASS_THROUGH)this.setOutputData(0,a);else if(a){this._tex=c.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),g=d._shader,f=this.properties.invert,e=this.properties.factor,
k=this.properties.threshold?1:0;this._tex.drawTo(function(){a.bind(0);g.uniforms({u_texture:0,u_isize:[1/a.width,1/a.height],u_factor:e,u_threshold:k,u_invert:f?1:0}).draw(b)});this.setOutputData(0,this._tex)}}},d.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_isize;\n\t\tuniform int u_invert;\n\t\tuniform float u_factor;\n\t\tuniform float u_threshold;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\t\t\tdiff *= u_factor;\n\t\t\tif(u_invert == 1)\n\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\t\t\tif( u_threshold == 0.0 )\n\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\t\t\telse\n\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\t\t}\n\t\t",
F.registerNodeType("texture/edges",d),g.title="Depth Range",g.desc="Generates a texture with a depth range",g.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(a){var b=gl.UNSIGNED_BYTE;this.properties.high_precision&&(b=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==a.width&&this._temp_texture.height==a.height||(this._temp_texture=new GL.Texture(a.width,a.height,{type:b,format:gl.RGBA,
filter:gl.LINEAR}));var d=this._uniforms,b=this.properties.distance;this.isInputConnected(1)&&(b=this.getInputData(1),this.properties.distance=b);var c=this.properties.range;this.isInputConnected(2)&&(c=this.getInputData(2),this.properties.range=c);d.u_distance=b;d.u_range=c;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var f=Mesh.getScreenQuad();g._shader||(g._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,g.pixel_shader),g._shader_onlydepth=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,g.pixel_shader,
{ONLY_DEPTH:""}));var e=this.properties.only_depth?g._shader_onlydepth:g._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes:[0.1,1E3];d.u_camera_planes=b;this._temp_texture.drawTo(function(){a.bind(0);e.uniforms(d).draw(f)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}},g.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_camera_planes;\n\t\tuniform float u_distance;\n\t\tuniform float u_range;\n\t\t\n\t\tfloat LinearDepth()\n\t\t{\n\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\t\t\tdepth = depth * 2.0 - 1.0;\n\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t}\n\t\t\n\t\tvoid main() {\n\t\t\tfloat depth = LinearDepth();\n\t\t\t#ifdef ONLY_DEPTH\n\t\t\t   gl_FragColor = vec4(depth);\n\t\t\t#else\n\t\t\t\tfloat diff = abs(depth * 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#endif\n\t\t}\n\t\t",
F.registerNodeType("texture/depth_range",g),f.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},f.title="Linear Depth",f.desc="Creates a color texture with linear depth",f.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(a&&(a.format==gl.DEPTH_COMPONENT||a.format==gl.DEPTH_STENCIL)){var b=this.properties.precision==c.HIGH?gl.HIGH_PRECISION_FORMAT:gl.UNSIGNED_BYTE;this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==a.width&&
this._temp_texture.height==a.height||(this._temp_texture=new GL.Texture(a.width,a.height,{type:b,format:gl.RGB,filter:gl.LINEAR}));var d=this._uniforms;d.u_invert=this.properties.invert?1:0;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var g=Mesh.getScreenQuad();f._shader||(f._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,f.pixel_shader));var e=f._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes:[0.1,
1E3];d.u_camera_planes=b;d.u_ires.set([0,0]);this._temp_texture.drawTo(function(){a.bind(0);e.uniforms(d).draw(g)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}},f.pixel_shader="precision highp float;\n\t\tprecision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_camera_planes;\n\t\tuniform int u_invert;\n\t\tuniform vec2 u_ires;\n\t\t\n\t\tvoid main() {\n\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\tfloat depth = texture2D(u_texture, v_coord + u_ires*0.5).x * 2.0 - 1.0;\n\t\t\tfloat f = zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t\tif( u_invert == 1 )\n\t\t\t\tf = 1.0 - f;\n\t\t\tgl_FragColor = vec4(vec3(f),1.0);\n\t\t}\n\t\t",
F.registerNodeType("texture/linear_depth",f),r.title="Blur",r.desc="Blur a texture",r.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},r.max_iterations=20,r.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._final_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._final_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var d=this.properties.iterations;this.isInputConnected(1)&&
(d=this.getInputData(1),this.properties.iterations=d);d=Math.min(Math.floor(d),r.max_iterations);if(0==d)this.setOutputData(0,a);else{var c=this.properties.intensity;this.isInputConnected(2)&&(c=this.getInputData(2),this.properties.intensity=c);var g=F.camera_aspect;g||void 0===window.gl||(g=gl.canvas.height/gl.canvas.width);g||(g=1);var g=this.properties.preserve_aspect?g:1,f=this.properties.scale||[1,1];a.applyBlur(g*f[0],f[1],c,b);for(a=1;a<d;++a)b.applyBlur(g*f[0]*(a+1),f[1]*(a+1),c);this.setOutputData(0,
b)}}},F.registerNodeType("texture/blur",r),s.title="Glow",s.desc="Filters a texture giving it a glow effect",s.weights=new Float32Array([0.5,0.4,0.3,0.2]),s.widgets_info={iterations:{type:"number",min:0,max:16,step:1,precision:0},threshold:{type:"number",min:0,max:10,step:0.01,precision:2},precision:{widget:"combo",values:c.MODE_VALUES}},s.prototype.onGetInputs=function(){return[["enabled","boolean"],["threshold","number"],["intensity","number"],["persistence","number"],["iterations","number"],["dirt_factor",
"number"]]},s.prototype.onGetOutputs=function(){return[["average","Texture"]]},s.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isAnyOutputConnected())if(this.properties.precision===c.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=a.width,d=a.height,g={format:a.format,type:a.type,minFilter:GL.LINEAR,magFilter:GL.LINEAR,wrap:gl.CLAMP_TO_EDGE},f=c.getTextureType(this.properties.precision,a),e=this._uniforms,k=this._textures,h=s._cut_shader;
h||(h=s._cut_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,s.cut_pixel_shader));gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);e.u_threshold=this.getInputOrProperty("threshold");var l=k[0]=GL.Texture.getTemporary(b,d,g);a.blit(l,h.uniforms(e));var p=l,q=this.getInputOrProperty("iterations"),q=Math.clamp(q,1,16)|0,r=e.u_texel_size,n=this.getInputOrProperty("intensity");e.u_intensity=1;e.u_delta=this.properties.scale;h=s._shader;h||(h=s._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,s.scale_pixel_shader));
for(var m=1;m<q;m++){b>>=1;1<(d|0)&&(d>>=1);if(2>b)break;l=k[m]=GL.Texture.getTemporary(b,d,g);r[0]=1/p.width;r[1]=1/p.height;p.blit(l,h.uniforms(e));p=l}this.isOutputConnected(2)&&(b=this._average_texture,b&&b.type==a.type&&b.format==a.format||(b=this._average_texture=new GL.Texture(1,1,{type:a.type,format:a.format,filter:gl.LINEAR})),r[0]=1/p.width,r[1]=1/p.height,e.u_intensity=n,e.u_delta=1,p.blit(b,h.uniforms(e)),this.setOutputData(2,b));gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);e.u_intensity=
this.getInputOrProperty("persistence");e.u_delta=0.5;for(m-=2;0<=m;m--)l=k[m],k[m]=null,r[0]=1/p.width,r[1]=1/p.height,p.blit(l,h.uniforms(e)),GL.Texture.releaseTemporary(p),p=l;gl.disable(gl.BLEND);this.isOutputConnected(1)&&(k=this._glow_texture,k&&k.width==a.width&&k.height==a.height&&k.type==f&&k.format==a.format||(k=this._glow_texture=new GL.Texture(a.width,a.height,{type:f,format:a.format,filter:gl.LINEAR})),p.blit(k),this.setOutputData(1,k));if(this.isOutputConnected(0)){k=this._final_texture;
k&&k.width==a.width&&k.height==a.height&&k.type==f&&k.format==a.format||(k=this._final_texture=new GL.Texture(a.width,a.height,{type:f,format:a.format,filter:gl.LINEAR}));var t=this.getInputData(1),u=this.getInputOrProperty("dirt_factor");e.u_intensity=n;h=t?s._dirt_final_shader:s._final_shader;h||(h=t?s._dirt_final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,s.final_pixel_shader,{USE_DIRT:""}):s._final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,s.final_pixel_shader));k.drawTo(function(){a.bind(0);
p.bind(1);t&&(h.setUniform("u_dirt_factor",u),h.setUniform("u_dirt_texture",t.bind(2)));h.toViewport(e)});this.setOutputData(0,k)}GL.Texture.releaseTemporary(p)}},s.cut_pixel_shader="precision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform float u_threshold;\n\tvoid main() {\n\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\t}",s.scale_pixel_shader="precision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform vec2 u_texel_size;\n\tuniform float u_delta;\n\tuniform float u_intensity;\n\t\n\tvec4 sampleBox(vec2 uv) {\n\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\t\treturn s * 0.25;\n\t}\n\tvoid main() {\n\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\t}",
s.final_pixel_shader="precision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform sampler2D u_glow_texture;\n\t#ifdef USE_DIRT\n\t\tuniform sampler2D u_dirt_texture;\n\t#endif\n\tuniform vec2 u_texel_size;\n\tuniform float u_delta;\n\tuniform float u_intensity;\n\tuniform float u_dirt_factor;\n\t\n\tvec4 sampleBox(vec2 uv) {\n\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\t\treturn s * 0.25;\n\t}\n\tvoid main() {\n\t\tvec4 glow = sampleBox( v_coord );\n\t\t#ifdef USE_DIRT\n\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\t\t#endif\n\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\t}",
F.registerNodeType("texture/glow",s),I.title="Kuwahara Filter",I.desc="Filters a texture giving an artistic oil canvas painting",I.max_radius=10,I._shaders=[],I.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));b=this.properties.radius;b=Math.min(Math.floor(b),I.max_radius);if(0==
b)this.setOutputData(0,a);else{var d=this.properties.intensity,c=F.camera_aspect;c||void 0===window.gl||(c=gl.canvas.height/gl.canvas.width);c||(c=1);c=this.properties.preserve_aspect?c:1;I._shaders[b]||(I._shaders[b]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,I.pixel_shader,{RADIUS:b.toFixed(0)}));var g=I._shaders[b],f=GL.Mesh.getScreenQuad();a.bind(0);this._temp_texture.drawTo(function(){g.uniforms({u_texture:0,u_intensity:d,u_resolution:[a.width,a.height],u_iResolution:[1/a.width,1/a.height]}).draw(f)});
this.setOutputData(0,this._temp_texture)}}},I.pixel_shader="\nprecision highp float;\nvarying vec2 v_coord;\nuniform sampler2D u_texture;\nuniform float u_intensity;\nuniform vec2 u_resolution;\nuniform vec2 u_iResolution;\n#ifndef RADIUS\n\t#define RADIUS 7\n#endif\nvoid main() {\n\n\tconst int radius = RADIUS;\n\tvec2 fragCoord = v_coord;\n\tvec2 src_size = u_iResolution;\n\tvec2 uv = v_coord;\n\tfloat n = float((radius + 1) * (radius + 1));\n\tint i;\n\tint j;\n\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\tvec3 c;\n\t\n\tfor (int j = -radius; j <= 0; ++j)  {\n\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\tm0 += c;\n\t\t\ts0 += c * c;\n\t\t}\n\t}\n\t\n\tfor (int j = -radius; j <= 0; ++j)  {\n\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\tm1 += c;\n\t\t\ts1 += c * c;\n\t\t}\n\t}\n\t\n\tfor (int j = 0; j <= radius; ++j)  {\n\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\tm2 += c;\n\t\t\ts2 += c * c;\n\t\t}\n\t}\n\t\n\tfor (int j = 0; j <= radius; ++j)  {\n\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\tm3 += c;\n\t\t\ts3 += c * c;\n\t\t}\n\t}\n\t\n\tfloat min_sigma2 = 1e+2;\n\tm0 /= n;\n\ts0 = abs(s0 / n - m0 * m0);\n\t\n\tfloat sigma2 = s0.r + s0.g + s0.b;\n\tif (sigma2 < min_sigma2) {\n\t\tmin_sigma2 = sigma2;\n\t\tgl_FragColor = vec4(m0, 1.0);\n\t}\n\t\n\tm1 /= n;\n\ts1 = abs(s1 / n - m1 * m1);\n\t\n\tsigma2 = s1.r + s1.g + s1.b;\n\tif (sigma2 < min_sigma2) {\n\t\tmin_sigma2 = sigma2;\n\t\tgl_FragColor = vec4(m1, 1.0);\n\t}\n\t\n\tm2 /= n;\n\ts2 = abs(s2 / n - m2 * m2);\n\t\n\tsigma2 = s2.r + s2.g + s2.b;\n\tif (sigma2 < min_sigma2) {\n\t\tmin_sigma2 = sigma2;\n\t\tgl_FragColor = vec4(m2, 1.0);\n\t}\n\t\n\tm3 /= n;\n\ts3 = abs(s3 / n - m3 * m3);\n\t\n\tsigma2 = s3.r + s3.g + s3.b;\n\tif (sigma2 < min_sigma2) {\n\t\tmin_sigma2 = sigma2;\n\t\tgl_FragColor = vec4(m3, 1.0);\n\t}\n}\n",
F.registerNodeType("texture/kuwahara",I),J.title="XDoG Filter",J.desc="Filters a texture giving an artistic ink style",J.max_radius=10,J._shaders=[],J.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));J._xdog_shader||(J._xdog_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,J.xdog_pixel_shader));
var d=J._xdog_shader,c=GL.Mesh.getScreenQuad(),g=this.properties.sigma,f=this.properties.k,e=this.properties.p,k=this.properties.epsilon,h=this.properties.phi;a.bind(0);this._temp_texture.drawTo(function(){d.uniforms({src:0,sigma:g,k:f,p:e,epsilon:k,phi:h,cvsWidth:a.width,cvsHeight:a.height}).draw(c)});this.setOutputData(0,this._temp_texture)}},J.xdog_pixel_shader="\nprecision highp float;\nuniform sampler2D src;\n\nuniform float cvsHeight;\nuniform float cvsWidth;\n\nuniform float sigma;\nuniform float k;\nuniform float p;\nuniform float epsilon;\nuniform float phi;\nvarying vec2 v_coord;\n\nfloat cosh(float val)\n{\n\tfloat tmp = exp(val);\n\tfloat cosH = (tmp + 1.0 / tmp) / 2.0;\n\treturn cosH;\n}\n\nfloat tanh(float val)\n{\n\tfloat tmp = exp(val);\n\tfloat tanH = (tmp - 1.0 / tmp) / (tmp + 1.0 / tmp);\n\treturn tanH;\n}\n\nfloat sinh(float val)\n{\n\tfloat tmp = exp(val);\n\tfloat sinH = (tmp - 1.0 / tmp) / 2.0;\n\treturn sinH;\n}\n\nvoid main(void){\n\tvec3 destColor = vec3(0.0);\n\tfloat tFrag = 1.0 / cvsHeight;\n\tfloat sFrag = 1.0 / cvsWidth;\n\tvec2 Frag = vec2(sFrag,tFrag);\n\tvec2 uv = gl_FragCoord.st;\n\tfloat twoSigmaESquared = 2.0 * sigma * sigma;\n\tfloat twoSigmaRSquared = twoSigmaESquared * k * k;\n\tint halfWidth = int(ceil( 1.0 * sigma * k ));\n\n\tconst int MAX_NUM_ITERATION = 99999;\n\tvec2 sum = vec2(0.0);\n\tvec2 norm = vec2(0.0);\n\n\tfor(int cnt=0;cnt<MAX_NUM_ITERATION;cnt++){\n\t\tif(cnt > (2*halfWidth+1)*(2*halfWidth+1)){break;}\n\t\tint i = int(cnt / (2*halfWidth+1)) - halfWidth;\n\t\tint j = cnt - halfWidth - int(cnt / (2*halfWidth+1)) * (2*halfWidth+1);\n\n\t\tfloat d = length(vec2(i,j));\n\t\tvec2 kernel = vec2( exp( -d * d / twoSigmaESquared ), \n\t\t\t\t\t\t\texp( -d * d / twoSigmaRSquared ));\n\n\t\tvec2 L = texture2D(src, (uv + vec2(i,j)) * Frag).xx;\n\n\t\tnorm += kernel;\n\t\tsum += kernel * L;\n\t}\n\n\tsum /= norm;\n\n\tfloat H = 100.0 * ((1.0 + p) * sum.x - p * sum.y);\n\tfloat edge = ( H > epsilon )? 1.0 : 1.0 + tanh( phi * (H - epsilon));\n\tdestColor = vec3(edge);\n\tgl_FragColor = vec4(destColor, 1.0);\n}",
F.registerNodeType("texture/xDoG",J),H.title="Webcam",H.desc="Webcam texture",H.is_webcam_open=!1,H.prototype.openStream=function(){function a(d){H.is_webcam_open=!1;console.log("Webcam rejected",d);b._webcam_stream=!1;b.boxcolor="red";b.trigger("stream_error")}if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.mediaDevices.getUserMedia({audio:!1,video:{facingMode:this.properties.facingMode}}).then(this.streamReady.bind(this))["catch"](a);var b=this}},H.prototype.closeStream=function(){if(this._webcam_stream){var a=
this._webcam_stream.getTracks();if(a.length)for(var b=0;b<a.length;++b)a[b].stop();H.is_webcam_open=!1;this._video=this._webcam_stream=null;this.boxcolor="black";this.trigger("stream_closed")}},H.prototype.streamReady=function(a){this._webcam_stream=a;this.boxcolor="green";var b=this._video;b||(b=document.createElement("video"),b.autoplay=!0,b.srcObject=a,this._video=b,b.onloadedmetadata=function(a){H.is_webcam_open=!0;console.log(a)});this.trigger("stream_ready",b)},H.prototype.onPropertyChanged=
function(a,b){"facingMode"==a&&(this.properties.facingMode=b,this.closeStream(),this.openStream())},H.prototype.onRemoved=function(){if(this._webcam_stream){var a=this._webcam_stream.getTracks();if(a.length)for(var b=0;b<a.length;++b)a[b].stop();this._video=this._webcam_stream=null}},H.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this._video||(a.save(),a.webgl?this._video_texture&&a.drawImage(this._video_texture,0,0,this.size[0],this.size[1]):a.drawImage(this._video,
0,0,this.size[0],this.size[1]),a.restore())},H.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&this._video.videoWidth){var a=this._video.videoWidth,b=this._video.videoHeight,d=this._video_texture;d&&d.width==a&&d.height==b||(this._video_texture=new GL.Texture(a,b,{format:gl.RGB,filter:gl.LINEAR}));this._video_texture.uploadImage(this._video);this._video_texture.version=++this.version;this.properties.texture_name&&(c.getTexturesContainer()[this.properties.texture_name]=
this._video_texture);this.setOutputData(0,this._video_texture);for(a=1;a<this.outputs.length;++a)if(this.outputs[a])switch(this.outputs[a].name){case "width":this.setOutputData(a,this._video.videoWidth);break;case "height":this.setOutputData(a,this._video.videoHeight)}}},H.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["stream_ready",F.EVENT],["stream_closed",F.EVENT],["stream_error",F.EVENT]]},F.registerNodeType("texture/webcam",H),E.title="Lens FX",E.desc="distortion and chromatic aberration",
E.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},E.prototype.onGetInputs=function(){return[["enabled","boolean"]]},E.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===c.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,
filter:gl.LINEAR}));var d=E._shader;d||(d=E._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,E.pixel_shader));var g=this.getInputData(1);null==g&&(g=this.properties.factor);var f=this._uniforms;f.u_factor=g;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);d.uniforms(f).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}},E.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_factor;\n\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\t\t\tvec2 cc = coord - 0.5;\n\t\t\tfloat dist = dot(cc, cc);\n\t\t\treturn coord + cc * dist * amt;\n\t\t}\n\t\t\n\t\tfloat sat( float t )\n\t\t{\n\t\t\treturn clamp( t, 0.0, 1.0 );\n\t\t}\n\t\t\n\t\tfloat linterp( float t ) {\n\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\t\t}\n\t\t\n\t\tfloat remap( float t, float a, float b ) {\n\t\t\treturn sat( (t - a) / (b - a) );\n\t\t}\n\t\t\n\t\tvec4 spectrum_offset( float t ) {\n\t\t\tvec4 ret;\n\t\t\tfloat lo = step(t,0.5);\n\t\t\tfloat hi = 1.0-lo;\n\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\t\t\n\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\t\t}\n\t\t\n\t\tconst float max_distort = 2.2;\n\t\tconst int num_iter = 12;\n\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\t\t\n\t\tvoid main()\n\t\t{\t\n\t\t\tvec2 uv=v_coord;\n\t\t\tvec4 sumcol = vec4(0.0);\n\t\t\tvec4 sumw = vec4(0.0);\t\n\t\t\tfor ( int i=0; i<num_iter;++i )\n\t\t\t{\n\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\t\t\t\tvec4 w = spectrum_offset( t );\n\t\t\t\tsumw += w;\n\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\t\t\t}\n\t\t\tgl_FragColor = sumcol / sumw;\n\t\t}",
F.registerNodeType("texture/lensfx",E),t.title="Curve",t.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var d=t._shader;d||(d=t._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,t.pixel_shader));!this._must_update&&this._curve_texture||this.updateCurve();var c=this._uniforms,
g=this._curve_texture;b.drawTo(function(){gl.disable(gl.DEPTH_TEST);a.bind(0);g.bind(1);d.uniforms(c).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}},t.prototype.sampleCurve=function(a,b){if(b=b||this._points.RGB){for(var d=0;d<b.length-1;++d){var c=b[d],g=b[d+1];if(!(g[0]<a)){d=g[0]-c[0];if(1E-5>Math.abs(d))return c[1];d=(a-c[0])/d;return c[1]*(1-d)+g[1]*d}}return 0}},t.prototype.updateCurve=function(){for(var a=this._values,b=a.length/4,d=this.properties.split_channels,c=0;c<b;++c){if(d)a[4*
c]=Math.clamp(255*this.sampleCurve(c/b,this._points.R),0,255),a[4*c+1]=Math.clamp(255*this.sampleCurve(c/b,this._points.G),0,255),a[4*c+2]=Math.clamp(255*this.sampleCurve(c/b,this._points.B),0,255);else{var g=this.sampleCurve(c/b);a[4*c]=a[4*c+1]=a[4*c+2]=Math.clamp(255*g,0,255)}a[4*c+3]=255}this._curve_texture||(this._curve_texture=new GL.Texture(256,1,{format:gl.RGBA,magFilter:gl.LINEAR,wrap:gl.CLAMP_TO_EDGE}));this._curve_texture.uploadData(a,null,!0)},t.prototype.onSerialize=function(a){var b=
{},d;for(d in this._points)b[d]=this._points[d].concat();a.curves=b},t.prototype.onConfigure=function(a){this._points=a.curves;this.curve_editor&&(curve_editor.points=this._points);this._must_update=!0},t.prototype.onMouseDown=function(a,b,d){if(this.curve_editor)return(a=this.curve_editor.onMouseDown([b[0],b[1]-this.curve_offset],d))&&this.captureInput(!0),a},t.prototype.onMouseMove=function(a,b,d){if(this.curve_editor)return this.curve_editor.onMouseMove([b[0],b[1]-this.curve_offset],d)},t.prototype.onMouseUp=
function(a,b,d){if(this.curve_editor)return this.curve_editor.onMouseUp([b[0],b[1]-this.curve_offset],d);this.captureInput(!1)},t.channel_line_colors={RGB:"#666",R:"#F33",G:"#3F3",B:"#33F"},t.prototype.onDrawBackground=function(a,b){if(!this.flags.collapsed){this.curve_editor||(this.curve_editor=new F.CurveEditor(this._points.R));a.save();a.translate(0,this.curve_offset);var d=this.widgets[1].value;this.properties.split_channels?("RGB"==d&&(this.widgets[1].value=d="R",this.widgets[1].disabled=!1),
this.curve_editor.points=this._points.R,this.curve_editor.draw(a,[this.size[0],this.size[1]-this.curve_offset],b,"#111",t.channel_line_colors.R,!0),a.globalCompositeOperation="lighten",this.curve_editor.points=this._points.G,this.curve_editor.draw(a,[this.size[0],this.size[1]-this.curve_offset],b,null,t.channel_line_colors.G,!0),this.curve_editor.points=this._points.B,this.curve_editor.draw(a,[this.size[0],this.size[1]-this.curve_offset],b,null,t.channel_line_colors.B,!0),a.globalCompositeOperation=
"source-over"):(this.widgets[1].value=d="RGB",this.widgets[1].disabled=!0);this.curve_editor.points=this._points[d];this.curve_editor.draw(a,[this.size[0],this.size[1]-this.curve_offset],b,this.properties.split_channels?null:"#111",t.channel_line_colors[d]);a.restore()}},t.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_curve;\n\t\tuniform float u_range;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = texture2D( u_texture, v_coord ) * u_range;\n\t\t\tcolor.x = texture2D( u_curve, vec2( color.x, 0.5 ) ).x;\n\t\t\tcolor.y = texture2D( u_curve, vec2( color.y, 0.5 ) ).y;\n\t\t\tcolor.z = texture2D( u_curve, vec2( color.z, 0.5 ) ).z;\n\t\t\t//color.w = texture2D( u_curve, vec2( color.w, 0.5 ) ).w;\n\t\t\tgl_FragColor = color;\n\t\t}",
F.registerNodeType("texture/curve",t),N.title="Exposition",N.desc="Controls texture exposition",N.widgets_info={exposition:{widget:"slider",min:0,max:3},precision:{widget:"combo",values:c.MODE_VALUES}},N.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var d=N._shader;d||(d=
N._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,N.pixel_shader));var c=this.getInputData(1);null!=c&&(this.properties.exposition=c);var g=this._uniforms;b.drawTo(function(){gl.disable(gl.DEPTH_TEST);a.bind(0);d.uniforms(g).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}},N.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_exposition;\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\t\t\tgl_FragColor = vec4( color.xyz * u_exposition, color.a );\n\t\t}",
F.registerNodeType("texture/exposition",N),K.title="Tone Mapping",K.desc="Applies Tone Mapping to convert from high to low",K.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES}},K.prototype.onGetInputs=function(){return[["enabled","boolean"]]},K.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===c.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&
b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var d=this.getInputData(1);null==d&&(d=this.properties.average_lum);var g=this._uniforms,f=null;d.constructor===Number?(this.properties.average_lum=d,g.u_average_lum=this.properties.average_lum,f=K._shader,f||(f=K._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,K.pixel_shader))):d.constructor===GL.Texture&&(g.u_average_texture=d.bind(1),f=K._shader_texture,
f||(f=K._shader_texture=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,K.pixel_shader,{AVG_TEXTURE:""})));g.u_lumwhite2=this.properties.lum_white*this.properties.lum_white;g.u_scale=this.properties.scale;g.u_igamma=1/this.properties.gamma;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);f.uniforms(g).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._temp_texture)}},K.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_scale;\n\t\t#ifdef AVG_TEXTURE\n\t\t\tuniform sampler2D u_average_texture;\n\t\t#else\n\t\t\tuniform float u_average_lum;\n\t\t#endif\n\t\tuniform float u_lumwhite2;\n\t\tuniform float u_igamma;\n\t\tvec3 RGB2xyY (vec3 rgb)\n\t\t{\n\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\t\t\t\t\t\t\t\t\t   0.2126, 0.7152, 0.0722,\n\t\t\t\t\t\t\t\t\t   0.0193, 0.1192, 0.9505);\n\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\t\t\t\n\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\t\t\treturn vec3(XYZ.x / f,\n\t\t\t\t\t\tXYZ.y / f,\n\t\t\t\t\t\tXYZ.y);\n\t\t}\n\t\t\n\t\tvoid main() {\n\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\t\t\tvec3 rgb = color.xyz;\n\t\t\tfloat average_lum = 0.0;\n\t\t\t#ifdef AVG_TEXTURE\n\t\t\t\tvec3 pixel = texture2D(u_average_texture,vec2(0.5)).xyz;\n\t\t\t\taverage_lum = (pixel.x + pixel.y + pixel.z) / 3.0;\n\t\t\t#else\n\t\t\t\taverage_lum = u_average_lum;\n\t\t\t#endif\n\t\t\t//Ld - this part of the code is the same for both versions\n\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\t\t\tfloat L = (u_scale / average_lum) * lum;\n\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\t\t\t//first\n\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\t\t\t//xyY.z *= Ld;\n\t\t\t//rgb = xyYtoRGB(xyY);\n\t\t\t//second\n\t\t\trgb = (rgb / lum) * Ld;\n\t\t\trgb = max(rgb,vec3(0.001));\n\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\t\t\tgl_FragColor = vec4( rgb, color.a );\n\t\t}",
F.registerNodeType("texture/tonemapping",K),M.title="Perlin",M.desc="Generates a perlin noise texture",M.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES},width:{type:"Number",precision:0,step:1},height:{type:"Number",precision:0,step:1},octaves:{type:"Number",precision:0,step:1,min:1,max:50}},M.prototype.onGetInputs=function(){return[["seed","Number"],["persistence","Number"],["octaves","Number"],["scale","Number"],["amplitude","Number"],["offset","vec2"]]},M.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=
this.properties.width|0,b=this.properties.height|0;0==a&&(a=gl.viewport_data[2]);0==b&&(b=gl.viewport_data[3]);var d=c.getTextureType(this.properties.precision),g=this._texture;g&&g.width==a&&g.height==b&&g.type==d||(g=this._texture=new GL.Texture(a,b,{type:d,format:gl.RGB,filter:gl.LINEAR}));var f=this.getInputOrProperty("persistence"),e=this.getInputOrProperty("octaves"),k=this.getInputOrProperty("offset"),h=this.getInputOrProperty("scale"),l=this.getInputOrProperty("amplitude"),p=this.getInputOrProperty("seed"),
d=""+a+b+d+f+e+h+p+k[0]+k[1]+l;if(d!=this._key){this._key=d;var q=this._uniforms;q.u_persistence=f;q.u_octaves=e;q.u_offset.set(k);q.u_scale=h;q.u_amplitude=l;q.u_seed=128*p;q.u_viewport[0]=a;q.u_viewport[1]=b;var r=M._shader;r||(r=M._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,M.pixel_shader));gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);g.drawTo(function(){r.uniforms(q).draw(GL.Mesh.getScreenQuad())})}this.setOutputData(0,g)}},M.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform vec2 u_offset;\n\t\tuniform float u_scale;\n\t\tuniform float u_persistence;\n\t\tuniform int u_octaves;\n\t\tuniform float u_amplitude;\n\t\tuniform vec2 u_viewport;\n\t\tuniform float u_seed;\n\t\t#define M_PI 3.14159265358979323846\n\t\t\n\t\tfloat rand(vec2 c){\treturn fract(sin(dot(c.xy ,vec2( 12.9898 + u_seed,78.233 + u_seed))) * 43758.5453); }\n\t\t\n\t\tfloat noise(vec2 p, float freq ){\n\t\t\tfloat unit = u_viewport.x/freq;\n\t\t\tvec2 ij = floor(p/unit);\n\t\t\tvec2 xy = mod(p,unit)/unit;\n\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\t\t\txy = .5*(1.-cos(M_PI*xy));\n\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\t\t\tfloat x1 = mix(a, b, xy.x);\n\t\t\tfloat x2 = mix(c, d, xy.x);\n\t\t\treturn mix(x1, x2, xy.y);\n\t\t}\n\t\t\n\t\tfloat pNoise(vec2 p, int res){\n\t\t\tfloat persistance = u_persistence;\n\t\t\tfloat n = 0.;\n\t\t\tfloat normK = 0.;\n\t\t\tfloat f = 4.;\n\t\t\tfloat amp = 1.0;\n\t\t\tint iCount = 0;\n\t\t\tfor (int i = 0; i<50; i++){\n\t\t\t\tn+=amp*noise(p, f);\n\t\t\t\tf*=2.;\n\t\t\t\tnormK+=amp;\n\t\t\t\tamp*=persistance;\n\t\t\t\tif (iCount >= res)\n\t\t\t\t\tbreak;\n\t\t\t\tiCount++;\n\t\t\t}\n\t\t\tfloat nf = n/normK;\n\t\t\treturn nf*nf*nf*nf;\n\t\t}\n\t\tvoid main() {\n\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\t\t\tgl_FragColor = color;\n\t\t}",
F.registerNodeType("texture/perlin",M),L.title="Canvas2D",L.desc="Executes Canvas2D code inside a texture or the viewport.",L.help="Set width and height to 0 to match viewport size.",L.default_code="//vars: canvas,ctx,time\nctx.fillStyle='red';\nctx.fillRect(0,0,50,50);\n",L.widgets_info={precision:{widget:"combo",values:c.MODE_VALUES},code:{type:"code"},width:{type:"Number",precision:0,step:1},height:{type:"Number",precision:0,step:1}},L.prototype.onPropertyChanged=function(a,b){"code"==a&&this.compileCode(b)},
L.prototype.compileCode=function(a){this._func=null;if(F.allow_scripts)try{this._func=new Function("canvas","ctx","time","script","v",a),this.boxcolor="#00FF00"}catch(b){this.boxcolor="#FF0000",console.error("Error parsing script"),console.error(b)}},L.prototype.onExecute=function(){var a=this._func;a&&this.isOutputConnected(0)&&this.executeDraw(a)},L.prototype.executeDraw=function(a){var b=this.properties.width||gl.canvas.width,d=this.properties.height||gl.canvas.height,g=this._temp_texture,f=c.getTextureType(this.properties.precision);
g&&g.width==b&&g.height==d&&g.type==f||(g=this._temp_texture=new GL.Texture(b,d,{format:gl.RGBA,filter:gl.LINEAR,type:f}));var e=this.getInputData(0),k=this.properties,h=this,l=this.graph.getTime(),p=gl,q=gl.canvas;if(this.properties.use_html_canvas||!B.enableWebGLCanvas)this._canvas?(q=this._canvas,p=this._ctx):(q=this._canvas=createCanvas(b.height),p=this._ctx=q.getContext("2d")),q.width=b,q.height=d;if(p==gl)g.drawTo(function(){gl.start2D();k.clear&&(gl.clearColor(0,0,0,0),gl.clear(gl.COLOR_BUFFER_BIT));
try{a.draw?a.draw.call(h,q,p,l,a,e):a.call(h,q,p,l,a,e),h.boxcolor="#00FF00"}catch(b){h.boxcolor="#FF0000",console.error("Error executing script"),console.error(b)}gl.finish2D()});else{k.clear&&p.clearRect(0,0,q.width,q.height);try{a.draw?a.draw.call(this,q,p,l,a,e):a.call(this,q,p,l,a,e),this.boxcolor="#00FF00"}catch(r){this.boxcolor="#FF0000",console.error("Error executing script"),console.error(r)}g.uploadImage(q)}this.setOutputData(0,g)},F.registerNodeType("texture/canvas2D",L),O.title="Matte",
O.desc="Extracts background",O.widgets_info={key_color:{widget:"color"},precision:{widget:"combo",values:c.MODE_VALUES}},O.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===c.PASS_THROUGH)this.setOutputData(0,a);else if(a){this._tex=c.getTargetTexture(a,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 b=this._uniforms,d=Mesh.getScreenQuad(),g=O._shader;g||(g=O._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,O.pixel_shader));b.u_key_color=this.properties.key_color;b.u_threshold=this.properties.threshold;b.u_slope=this.properties.slope;this._tex.drawTo(function(){a.bind(0);g.uniforms(b).draw(d)});this.setOutputData(0,this._tex)}}},O.pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec3 u_key_color;\n\t\tuniform float u_threshold;\n\t\tuniform float u_slope;\n\t\t\n\t\tvoid main() {\n\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\t\t\tgl_FragColor = vec4( color, alpha );\n\t\t}",
F.registerNodeType("texture/matte",O),P.title="CubemapToTexture2D",P.desc="Transforms a CUBEMAP texture into a TEXTURE2D in Polar Representation",P.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(a&&a.texture_type==GL.TEXTURE_CUBE_MAP){!this._last_tex||this._last_tex.height==a.height&&this._last_tex.type==a.type||(this._last_tex=null);var b=this.getInputOrProperty("yaw");this._last_tex=GL.Texture.cubemapToTexture2D(a,a.height,this._last_tex,!0,b);this.setOutputData(0,
this._last_tex)}}},F.registerNodeType("texture/cubemapToTexture2D",P))})(this);
(function(B){function c(){return 1E5*Math.random()|0}function m(){this.addInput("obj","");this.addInput("radius","number");this.addOutput("out","geometry");this.addOutput("points","[vec3]");this.properties={radius:1,num_points:4096,generate_normals:!0,regular:!1,mode:m.SPHERE,force_update:!1};this.points=new Float32Array(3*this.properties.num_points);this.normals=new Float32Array(3*this.properties.num_points);this.must_update=!0;this.version=0;var a=this;this.addWidget("button","update",null,function(){a.must_update=
!0});this.geometry={vertices:null,_id:c()};this._last_radius=this._old_obj=null}function n(a,d){var c=a.length,f=0,e=0,k=c;if(0==c)return-1;if(1==c)return 0;for(;k>=f;){e=0.5*(k+f)|0;c=a[e];if(c==d)break;if(f==k-1)return f;c<d?f=e:k=e}return e}function l(){this.addInput("points","geometry");this.addOutput("instances","[mat4]");this.properties={mode:1,autoupdate:!0};this.must_update=!0;this.matrices=[];this.first_time=!0}function x(){this.addInput("in","geometry,[mat4]");this.addInput("mat4","mat4");
this.addOutput("out","geometry");this.properties={};this.geometry={type:"triangles",vertices:null,_id:c(),_version:0};this._last_version=this._last_geometry_id=-1;this._last_key="";this.must_update=!0}function e(){this.addInput("sides","number");this.addInput("radius","number");this.addOutput("out","geometry");this.properties={sides:6,radius:1,uvs:!1};this.geometry={type:"line_loop",vertices:null,_id:c()};this.version=this.geometry_id=-1;this.must_update=!0;this.last_info={sides:-1,radius:-1}}function C(){this.addInput("",
"geometry");this.addOutput("","geometry");this.properties={top_cap:!0,bottom_cap:!0,offset:[0,100,0]};this._last_geo_version=this.version=-1;this._must_update=!0}function w(){this.addInput("in","geometry");this.addOutput("out","geometry");this.properties={code:"V[1] += 0.01 * Math.sin(I + T*0.001);",execute_every_frame:!1};this.geometry=null;this.version=this.geometry_id=-1;this.must_update=!0;this.func=this.vertices=null}function u(){this.addInput("in","geometry");this.addOutput("out","geometry");
this.properties={min_dist:0.4,max_dist:0.5,max_connections:0,probability:1};this.version=this.geometry_id=-1;this.my_version=1;this.must_update=!0}function D(){this.addInput("mesh","mesh");this.addOutput("out","geometry");this.geometry={};this.last_mesh=null}function A(){this.addInput("in","geometry");this.addOutput("mesh","mesh");this.properties={};this.version=-1;this.mesh=null}function h(){this.addInput("mesh","mesh");this.addInput("mat4","mat4");this.addInput("tex","texture");this.properties=
{enabled:!0,primitive:GL.TRIANGLES,additive:!1,color:[1,1,1],opacity:1};this.color=vec4.create([1,1,1,1]);this.model_matrix=mat4.create();this.uniforms={u_color:this.color,u_model:this.model_matrix}}function z(){this.addInput("size","number");this.addOutput("out","mesh");this.properties={type:1,size:1,subdivisions:32};this.version=1E5*Math.random()|0;this.last_info={type:-1,size:-1,subdivisions:-1}}function y(){this.addInput("in","geometry");this.addInput("mat4","mat4");this.addInput("tex","texture");
this.properties={enabled:!0,point_size:0.1,fixed_size:!1,additive:!0,color:[1,1,1],opacity:1};this.color=vec4.create([1,1,1,1]);this.uniforms={u_point_size:1,u_perspective:1,u_point_perspective:1,u_color:this.color};this.version=this.geometry_id=-1;this.mesh=null}var v=B.LiteGraph,G=new Float32Array(16),p=new Float32Array(16),q=new Float32Array(16),k=new Float32Array(16),a={u_view:G,u_projection:p,u_viewprojection:q,u_model:k};v.LGraphRender={onRequestCameraMatrices:null};B.LGraphPoints3D=m;m.RECTANGLE=
1;m.CIRCLE=2;m.CUBE=10;m.SPHERE=11;m.HEMISPHERE=12;m.INSIDE_SPHERE=13;m.OBJECT=20;m.OBJECT_UNIFORMLY=21;m.OBJECT_INSIDE=22;m.MODE_VALUES={rectangle:m.RECTANGLE,circle:m.CIRCLE,cube:m.CUBE,sphere:m.SPHERE,hemisphere:m.HEMISPHERE,inside_sphere:m.INSIDE_SPHERE,object:m.OBJECT,object_uniformly:m.OBJECT_UNIFORMLY,object_inside:m.OBJECT_INSIDE};m.widgets_info={mode:{widget:"combo",values:m.MODE_VALUES}};m.title="list of points";m.desc="returns an array of points";m.prototype.onPropertyChanged=function(a,
d){this.must_update=!0};m.prototype.onExecute=function(){var a=this.getInputData(0);if(a!=this._old_obj||a&&a._version!=this._old_obj_version)this._old_obj=a,this.must_update=!0;a=this.getInputData(1);null==a&&(a=this.properties.radius);this._last_radius!=a&&(this._last_radius=a,this.must_update=!0);if(this.must_update||this.properties.force_update)this.must_update=!1,this.updatePoints();this.geometry.vertices=this.points;this.geometry.normals=this.normals;this.geometry._version=this.version;this.setOutputData(0,
this.geometry)};m.prototype.updatePoints=function(){var a=this.properties.num_points|0;1>a&&(a=1);this.points&&this.points.length==3*a||(this.points=new Float32Array(3*a));this.properties.generate_normals?this.normals&&this.normals.length==this.points.length||(this.normals=new Float32Array(this.points.length)):this.normals=null;var d=this._last_radius||this.properties.radius,c=this.properties.mode,f=this.getInputData(0);this._old_obj_version=f?f._version:null;this.points=m.generatePoints(d,a,c,this.points,
this.normals,this.properties.regular,f);this.version++};m.generatePoints=function(a,d,c,f,e,k,h){var p=3*d;f&&f.length==p||(f=new Float32Array(p));var l=new Float32Array(3),q=new Float32Array([0,1,0]);if(k)if(c==m.RECTANGLE){p=Math.floor(Math.sqrt(d));for(d=0;d<p;++d)for(c=0;c<p;++c)k=3*d+3*c*p,f[k]=(d/p-0.5)*a*2,f[k+1]=0,f[k+2]=(c/p-0.5)*a*2;f=new Float32Array(f.subarray(0,p*p*3));if(e)for(d=0;d<e.length;d+=3)e.set(q,d)}else if(c==m.SPHERE){p=Math.floor(Math.sqrt(d));for(d=0;d<p;++d)for(c=0;c<p;++c)k=
3*d+3*c*p,polarToCartesian(l,d/p*2*Math.PI,2*(c/p-0.5)*Math.PI,a),f[k]=l[0],f[k+1]=l[1],f[k+2]=l[2];f=new Float32Array(f.subarray(0,p*p*3));e&&m.generateSphericalNormals(f,e)}else{if(c==m.CIRCLE){for(d=0;d<p;d+=3)l=d/p*Math.PI*2,f[d]=Math.cos(l)*a,f[d+1]=0,f[d+2]=Math.sin(l)*a;if(e)for(d=0;d<e.length;d+=3)e.set(q,d)}}else if(c==m.RECTANGLE){for(d=0;d<p;d+=3)f[d]=(Math.random()-0.5)*a*2,f[d+1]=0,f[d+2]=(Math.random()-0.5)*a*2;if(e)for(d=0;d<e.length;d+=3)e.set(q,d)}else if(c==m.CUBE){for(d=0;d<p;d+=
3)f[d]=(Math.random()-0.5)*a*2,f[d+1]=(Math.random()-0.5)*a*2,f[d+2]=(Math.random()-0.5)*a*2;if(e)for(d=0;d<e.length;d+=3)e.set(q,d)}else c==m.SPHERE?(m.generateSphere(f,p,a),e&&m.generateSphericalNormals(f,e)):c==m.HEMISPHERE?(m.generateHemisphere(f,p,a),e&&m.generateSphericalNormals(f,e)):c==m.CIRCLE?(m.generateInsideCircle(f,p,a),e&&m.generateSphericalNormals(f,e)):c==m.INSIDE_SPHERE?(m.generateInsideSphere(f,p,a),e&&m.generateSphericalNormals(f,e)):c==m.OBJECT?m.generateFromObject(f,e,p,h,!1):
c==m.OBJECT_UNIFORMLY?m.generateFromObject(f,e,p,h,!0):c==m.OBJECT_INSIDE?m.generateFromInsideObject(f,p,h):console.warn("wrong mode in LGraphPoints3D");return f};m.generateSphericalNormals=function(a,d){for(var c=new Float32Array(3),f=0;f<d.length;f+=3)c[0]=a[f],c[1]=a[f+1],c[2]=a[f+2],vec3.normalize(c,c),d.set(c,f)};m.generateSphere=function(a,d,c){for(var f=0;f<d;f+=3){var e=Math.random(),k=Math.random(),h=2*Math.cos(2*Math.PI*e)*Math.sqrt(k*(1-k)),p=1-2*k,e=2*Math.sin(2*Math.PI*e)*Math.sqrt(k*
(1-k));a[f]=h*c;a[f+1]=p*c;a[f+2]=e*c}};m.generateHemisphere=function(a,d,c){for(var f=0;f<d;f+=3){var e=Math.random(),k=Math.random(),h=Math.cos(2*Math.PI*e)*Math.sqrt(1-k*k),p=k,e=Math.sin(2*Math.PI*e)*Math.sqrt(1-k*k);a[f]=h*c;a[f+1]=p*c;a[f+2]=e*c}};m.generateInsideCircle=function(a,d,c){for(var f=0;f<d;f+=3){var e=Math.random(),k=Math.random(),h=Math.cos(2*Math.PI*e)*Math.sqrt(1-k*k),e=Math.sin(2*Math.PI*e)*Math.sqrt(1-k*k);a[f]=h*c;a[f+1]=0;a[f+2]=e*c}};m.generateInsideSphere=function(a,d,c){for(var f=
0;f<d;f+=3){var e=Math.random(),k=Math.random(),h=2*e*Math.PI,p=Math.acos(2*k-1),k=Math.cbrt(Math.random())*c,e=Math.sin(h),h=Math.cos(h),l=Math.sin(p),p=Math.cos(p);a[f]=k*l*h;a[f+1]=k*l*e;a[f+2]=k*p}};m.generateFromObject=function(a,d,c,f,e){if(f){var k=null,h=null,p=null,l=null;f.constructor===GL.Mesh&&(k=f.vertexBuffers.vertices.data,h=f.vertexBuffers.normals?f.vertexBuffers.normals.data:null,(p=f.indexBuffers.indices?f.indexBuffers.indices.data:null)||(p=f.indexBuffers.triangles?f.indexBuffers.triangles.data:
null));if(!k)return null;f=p?p.length/3:k.length/9;var q=0;if(e){for(var l=new Float32Array(f),m=0;m<f;++m){p?(u=3*p[3*m],v=3*p[3*m+1],w=3*p[3*m+2]):(u=9*m,v=9*m+3,w=9*m+6);var u=k.subarray(u,u+3),v=k.subarray(v,v+3),x=k.subarray(w,w+3),w=vec3.distance(u,v),v=vec3.distance(v,x),u=vec3.distance(x,u),x=(w+v+u)/2,q=q+Math.sqrt(x*(x-w)*(x-v)*(x-u));l[m]=q}for(m=0;m<f;++m)l[m]/=q}for(m=0;m<c;m+=3){var w=Math.random(),q=e?n(l,w):Math.floor(w*f),u=0,v=0,w=0;p?(u=3*p[3*q],v=3*p[3*q+1],w=3*p[3*q+2]):(u=9*
q,v=9*q+3,w=9*q+6);var x=Math.random(),q=Math.random(),y=Math.sqrt(x),x=1-y,C=y*(1-q),q=q*y;a[m]=x*k[u]+C*k[v]+q*k[w];a[m+1]=x*k[u+1]+C*k[v+1]+q*k[w+1];a[m+2]=x*k[u+2]+C*k[v+2]+q*k[w+2];d&&h&&(d[m]=x*h[u]+C*h[v]+q*h[w],d[m+1]=x*h[u+1]+C*h[v+1]+q*h[w+1],d[m+2]=x*h[u+2]+C*h[v+2]+q*h[w+2],w=d.subarray(m,m+3),vec3.normalize(w,w))}}};m.generateFromInsideObject=function(a,d,c){if(c&&c.constructor===GL.Mesh){var f=c.getBoundingBox();c.octree||(c.octree=new GL.Octree(c));c=c.octree;for(var e=vec3.create(),
k=vec3.fromValues(1,0,0),h=vec3.create(),p=0,l=0;p<d&&l<10*a.length;){var l=l+1,q=vec3.random(h);q[0]=(2*q[0]-1)*f[3]+f[0];q[1]=(2*q[1]-1)*f[4]+f[1];q[2]=(2*q[2]-1)*f[5]+f[2];e.set(q);var n=c.testRay(e,k,0,1E4,!0,GL.Octree.ALL);n&&0!=n.length%2&&(a.set(q,p),p+=3)}}};v.registerNodeType("geometry/points3D",m);l.NORMAL=0;l.VERTICAL=1;l.SPHERICAL=2;l.RANDOM=3;l.RANDOM_VERTICAL=4;l.modes={normal:0,vertical:1,spherical:2,random:3,random_vertical:4};l.widgets_info={mode:{widget:"combo",values:l.modes}};
l.title="points to inst";l.prototype.onExecute=function(){var a=this.getInputData(0);if(!a)this.setOutputData(0,null);else if(this.isOutputConnected(0)){if((a._version!=this._version||a._id!=this._geometry_id)&&this.properties.autoupdate||this.first_time)this.first_time=!1,this.updateInstances(a);this.setOutputData(0,this.matrices)}};l.prototype.updateInstances=function(a){var d=a.vertices;if(!d)return null;var c=a.normals,f=this.matrices,e=d.length/3;f.length!=e&&(f.length=e);var e=mat4.create(),
k=vec3.create();vec3.create();var h=vec3.fromValues(0,1,0),p=vec3.fromValues(0,0,-1);vec3.fromValues(1,0,0);for(var q=quat.create(),n=vec3.create(),m=vec3.create(),u=vec3.create(),v=0;v<d.length;v+=3){var x=v/3,w=f[x];w||(w=f[x]=mat4.create());w.set(e);x=d.subarray(v,v+3);switch(this.properties.mode){case l.NORMAL:mat4.setTranslation(w,x);if(c){var y=c.subarray(v,v+3);u.set(y);vec3.normalize(u,u);vec3.cross(m,p,u);vec3.normalize(m,m);vec3.cross(n,m,u);vec3.normalize(n,n);w.set(m,0);w.set(u,4);w.set(n,
8);mat4.setTranslation(w,x)}break;case l.VERTICAL:mat4.setTranslation(w,x);break;case l.SPHERICAL:n.set(x);vec3.normalize(n,n);vec3.cross(m,h,n);vec3.normalize(m,m);vec3.cross(u,n,m);vec3.normalize(u,u);w.set(m,0);w.set(u,4);w.set(n,8);mat4.setTranslation(w,x);break;case l.RANDOM:k[0]=2*Math.random()-1;k[1]=2*Math.random()-1;k[2]=2*Math.random()-1;vec3.normalize(k,k);quat.setAxisAngle(q,k,2*Math.random()*Math.PI);mat4.fromQuat(w,q);mat4.setTranslation(w,x);break;case l.RANDOM_VERTICAL:quat.setAxisAngle(q,
h,2*Math.random()*Math.PI),mat4.fromQuat(w,q),mat4.setTranslation(w,x)}}this._version=a._version;this._geometry_id=a._id};v.registerNodeType("geometry/points_to_instances",l);x.title="Transform";x.prototype.onExecute=function(){var a=this.getInputData(0),d=this.getInputData(1);if(a)if(a.constructor===Array){if(0!=a.length&&(this.outputs[0].type="[mat4]",this.isOutputConnected(0)))if(d){this._output||(this._output=[]);this._output.length!=a.length&&(this._output.length=a.length);for(var c=0;c<a.length;++c){var f=
this._output[c];f||(f=this._output[c]=mat4.create());mat4.multiply(f,a[c],d)}this.setOutputData(0,this._output)}else this.setOutputData(0,a)}else if(a.vertices&&a.vertices.length&&(this.outputs[0].type="geometry",this.isOutputConnected(0)))if(d){c=typedArrayToArray(d).join(",");if(this.must_update||a._id!=this._last_geometry_id||a._version!=this._last_version||c!=this._last_key)this.updateGeometry(a,d),this._last_key=c,this._last_version=a._version,this._last_geometry_id=a._id,this.must_update=!1;
this.setOutputData(0,this.geometry)}else this.setOutputData(0,a)};x.prototype.updateGeometry=function(a,d){var c=a.vertices,f=this.geometry.vertices;f&&f.length==c.length||(f=this.geometry.vertices=new Float32Array(c.length));for(var e=vec3.create(),k=0,h=f.length;k<h;k+=3)e[0]=c[k],e[1]=c[k+1],e[2]=c[k+2],mat4.multiplyVec3(e,d,e),f[k]=e[0],f[k+1]=e[1],f[k+2]=e[2];if(a.normals){this.geometry.normals&&this.geometry.normals.length==a.normals.length||(this.geometry.normals=new Float32Array(a.normals.length));
c=this.geometry.normals;(f=mat4.invert(mat4.create(),d))&&mat4.transpose(f,f);for(var p=a.normals,k=0,h=c.length;k<h;k+=3)e[0]=p[k],e[1]=p[k+1],e[2]=p[k+2],mat4.multiplyVec3(e,f,e),c[k]=e[0],c[k+1]=e[1],c[k+2]=e[2]}this.geometry.type=a.type;this.geometry._version++};v.registerNodeType("geometry/transform",x);e.title="Polygon";e.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputOrProperty("sides"),d=this.getInputOrProperty("radius"),a=Math.max(3,a)|0;this.last_info.sides==
a&&this.last_info.radius==d||this.updateGeometry(a,d);this.setOutputData(0,this.geometry)}};e.prototype.updateGeometry=function(a,d){var c=this.geometry.vertices;c&&c.length==3*a||(c=this.geometry.vertices=new Float32Array(3*a));var f=2*Math.PI/a;this.properties.uvs&&(uvs=this.geometry.coords=new Float32Array(3*a));for(var e=0;e<a;++e){var k=f*-e,h=Math.cos(k)*d,k=Math.sin(k)*d;c[3*e]=h;c[3*e+1]=0;c[3*e+2]=k}this.geometry._id=++this.geometry_id;this.geometry._version=++this.version;this.last_info.sides=
a;this.last_info.radius=d};v.registerNodeType("geometry/polygon",e);C.title="extrude";C.prototype.onPropertyChanged=function(a,d){this._must_update=!0};C.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){if(a.version!=this._last_geo_version||this._must_update){if(this._geo=this.extrudeGeometry(a,this._geo))this._geo.version=this.version++;this._must_update=!1}this.setOutputData(0,this._geo)}};C.prototype.extrudeGeometry=function(a){var d=a.vertices,g=d.length/
3,f=vec3.create(),e=vec3.create(),k=vec3.create(),h=vec3.create(),p=new Float32Array(this.properties.offset);if("line_loop"==a.type)for(var l=new Float32Array(18*g),g=a=0,q=d.length;g<q;g+=3)f[0]=d[g],f[1]=d[g+1],f[2]=d[g+2],g+3<q?(e[0]=d[g+3],e[1]=d[g+4],e[2]=d[g+5]):(e[0]=d[0],e[1]=d[1],e[2]=d[2]),vec3.add(k,f,p),vec3.add(h,e,p),l.set(f,a),a+=3,l.set(e,a),a+=3,l.set(k,a),a+=3,l.set(e,a),a+=3,l.set(h,a),a+=3,l.set(k,a),a+=3;return{_id:c(),type:"triangles",vertices:l}};v.registerNodeType("geometry/extrude",
C);w.title="geoeval";w.desc="eval code";w.widgets_info={code:{widget:"code"}};w.prototype.onConfigure=function(a){this.compileCode()};w.prototype.compileCode=function(){if(this.properties.code)try{this.func=new Function("V","I","T",this.properties.code),this.boxcolor="#AFA",this.must_update=!0}catch(a){this.boxcolor="red"}};w.prototype.onPropertyChanged=function(a,d){"code"==a&&(this.properties.code=d,this.compileCode())};w.prototype.onExecute=function(){var a=this.getInputData(0);if(a)if(this.func){if(this.geometry_id!=
a._id||this.version!=a._version||this.must_update||this.properties.execute_every_frame){this.must_update=!1;this.geometry_id=a._id;this.properties.execute_every_frame?this.version++:this.version=a._version;var d=this.func,c=getTime();this.geometry||(this.geometry={});for(var f in a)null!=a[f]&&(this.geometry[f]=a[f].constructor==Float32Array?new Float32Array(a[f]):a[f]);this.geometry._id=a._id;this.geometry._version=this.properties.execute_every_frame?this.version:a._version+1;var e=vec3.create(),
k=this.vertices;k&&this.vertices.length==a.vertices.length?k.set(a.vertices):k=this.vertices=new Float32Array(a.vertices);for(f=0;f<k.length;f+=3)e[0]=k[f],e[1]=k[f+1],e[2]=k[f+2],d(e,f/3,c),k[f]=e[0],k[f+1]=e[1],k[f+2]=e[2];this.geometry.vertices=k}this.setOutputData(0,this.geometry)}else this.setOutputData(0,a)};v.registerNodeType("geometry/eval",w);u.title="connect points";u.desc="adds indices between near points";u.prototype.onPropertyChanged=function(a,d){this.must_update=!0};u.prototype.onExecute=
function(){var a=this.getInputData(0);if(a){if(this.geometry_id!=a._id||this.version!=a._version||this.must_update){this.must_update=!1;this.geometry_id=a._id;this.version=a._version;this.geometry={};for(var d in a)this.geometry[d]=a[d];this.geometry._id=c();this.geometry._version=this.my_version++;var a=a.vertices,g=a.length,f=this.properties.min_dist,e=this.properties.max_dist,k=this.properties.probability,h=this.properties.max_connections,p=[];for(d=0;d<g;d+=3)for(var l=a[d],q=a[d+1],n=a[d+2],
m=0,u=d+3;u<g;u+=3){var w=a[u],v=a[u+1],x=a[u+2],w=Math.sqrt((l-w)*(l-w)+(q-v)*(q-v)+(n-x)*(n-x));if(!(w>e||w<f||1>k&&k<Math.random())&&(p.push(d/3,u/3),m+=1,h&&m>h))break}this.geometry.indices=this.indices=new Uint32Array(p)}this.indices&&this.indices.length?(this.geometry.indices=this.indices,this.setOutputData(0,this.geometry)):this.setOutputData(0,null)}};v.registerNodeType("geometry/connectPoints",u);"undefined"!=typeof GL&&(D.title="to geometry",D.desc="converts a mesh to geometry",D.prototype.onExecute=
function(){var a=this.getInputData(0);if(a){if(a!=this.last_mesh){this.last_mesh=a;for(i in a.vertexBuffers)this.geometry[i]=a.vertexBuffers[i].data;a.indexBuffers.triangles&&(this.geometry.indices=a.indexBuffers.triangles.data);this.geometry._id=c();this.geometry._version=0}this.setOutputData(0,this.geometry);this.geometry&&this.setOutputData(1,this.geometry.vertices)}},v.registerNodeType("geometry/toGeometry",D),A.title="Geo to Mesh",A.prototype.updateMesh=function(a){this.mesh||(this.mesh=new GL.Mesh);
for(var d in a)if("_"!=d[0]){var c=a[d],f=GL.Mesh.common_buffers[d];if(f||"indices"==d){var f=f?f.spacing:3,e=this.mesh.vertexBuffers[d];e&&e.data.length==c.length?(e.data.set(c),e.upload(GL.DYNAMIC_DRAW)):e=new GL.Buffer("indices"==d?GL.ELEMENT_ARRAY_BUFFER:GL.ARRAY_BUFFER,c,f,GL.DYNAMIC_DRAW);this.mesh.addBuffer(d,e)}}if(this.mesh.vertexBuffers.normals&&this.mesh.vertexBuffers.normals.data.length!=this.mesh.vertexBuffers.vertices.data.length){c=new Float32Array([0,1,0]);f=new Float32Array(this.mesh.vertexBuffers.vertices.data.length);
for(d=0;d<f.length;d+=3)f.set(c,d);e=new GL.Buffer(GL.ARRAY_BUFFER,f,3);this.mesh.addBuffer("normals",e)}this.mesh.updateBoundingBox();this.geometry_id=this.mesh.id=a._id;this.version=this.mesh.version=a._version;return this.mesh},A.prototype.onExecute=function(){var a=this.getInputData(0);a&&(this.version==a._version&&this.geometry_id==a._id||this.updateMesh(a),this.setOutputData(0,this.mesh))},v.registerNodeType("geometry/toMesh",A),h.title="Render Mesh",h.desc="renders a mesh flat",h.PRIMITIVE_VALUES=
{points:GL.POINTS,lines:GL.LINES,line_loop:GL.LINE_LOOP,line_strip:GL.LINE_STRIP,triangles:GL.TRIANGLES,triangle_fan:GL.TRIANGLE_FAN,triangle_strip:GL.TRIANGLE_STRIP},h.widgets_info={primitive:{widget:"combo",values:h.PRIMITIVE_VALUES},color:{widget:"color"}},h.prototype.onExecute=function(){if(this.properties.enabled){var b=this.getInputData(0);if(b)if(v.LGraphRender.onRequestCameraMatrices){v.LGraphRender.onRequestCameraMatrices(G,p,q);var d=null;this.getInputData(2)?(d=gl.shaders.textured)||(d=
gl.shaders.textured=new GL.Shader(y.vertex_shader_code,y.fragment_shader_code,{USE_TEXTURE:""})):(d=gl.shaders.flat)||(d=gl.shaders.flat=new GL.Shader(y.vertex_shader_code,y.fragment_shader_code));this.color.set(this.properties.color);this.color[3]=this.properties.opacity;var c=this.model_matrix,f=this.getInputData(1);f?c.set(f):mat4.identity(c);this.uniforms.u_point_size=1;c=this.properties.primitive;d.uniforms(a);d.uniforms(this.uniforms);1<=this.properties.opacity?gl.disable(gl.BLEND):gl.enable(gl.BLEND);
gl.enable(gl.DEPTH_TEST);this.properties.additive?(gl.blendFunc(gl.SRC_ALPHA,gl.ONE),gl.depthMask(!1)):gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA);f="indices";b.indexBuffers.triangles&&(f="triangles");d.draw(b,c,f);gl.disable(gl.BLEND);gl.depthMask(!0)}else console.warn("cannot render geometry, LiteGraph.onRequestCameraMatrices is null, remember to fill this with a callback(view_matrix, projection_matrix,viewprojection_matrix) to use 3D rendering from the graph")}},v.registerNodeType("geometry/render_mesh",
h),z.title="Primitive",z.VALID={CUBE:1,PLANE:2,CYLINDER:3,SPHERE:4,CIRCLE:5,HEMISPHERE:6,ICOSAHEDRON:7,CONE:8,QUAD:9},z.widgets_info={type:{widget:"combo",values:z.VALID}},z.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputOrProperty("size");this.last_info.type==this.properties.type&&this.last_info.size==a&&this.last_info.subdivisions==this.properties.subdivisions||this.updateMesh(this.properties.type,a,this.properties.subdivisions);this.setOutputData(0,this._mesh)}},
z.prototype.updateMesh=function(a,d,c){c=Math.max(0,c)|0;switch(a){case 1:this._mesh=GL.Mesh.cube({size:d,normals:!0,coords:!0});break;case 2:this._mesh=GL.Mesh.plane({size:d,xz:!0,detail:c,normals:!0,coords:!0});break;case 3:this._mesh=GL.Mesh.cylinder({size:d,subdivisions:c,normals:!0,coords:!0});break;case 4:this._mesh=GL.Mesh.sphere({size:d,"long":c,lat:c,normals:!0,coords:!0});break;case 5:this._mesh=GL.Mesh.circle({size:d,slices:c,normals:!0,coords:!0});break;case 6:this._mesh=GL.Mesh.sphere({size:d,
"long":c,lat:c,normals:!0,coords:!0,hemi:!0});break;case 7:this._mesh=GL.Mesh.icosahedron({size:d,subdivisions:c});break;case 8:this._mesh=GL.Mesh.cone({radius:d,height:d,subdivisions:c});break;case 9:this._mesh=GL.Mesh.plane({size:d,xz:!1,detail:c,normals:!0,coords:!0})}this.last_info.type=a;this.last_info.size=d;this.last_info.subdivisions=c;this._mesh.version=this.version++},v.registerNodeType("geometry/mesh_primitive",z),y.title="renderPoints",y.desc="render points with a texture",y.widgets_info=
{color:{widget:"color"}},y.prototype.updateMesh=function(a){this.buffer&&this.buffer.data&&this.buffer.data.length==a.vertices.length?(this.buffer.data.set(a.vertices),this.buffer.upload(GL.DYNAMIC_DRAW)):this.buffer=new GL.Buffer(GL.ARRAY_BUFFER,a.vertices,3,GL.DYNAMIC_DRAW);this.mesh||(this.mesh=new GL.Mesh);this.mesh.addBuffer("vertices",this.buffer);this.geometry_id=this.mesh.id=a._id;this.version=this.mesh.version=a._version},y.prototype.onExecute=function(){if(this.properties.enabled){var b=
this.getInputData(0);if(b)if(this.version==b._version&&this.geometry_id==b._id||this.updateMesh(b),v.LGraphRender.onRequestCameraMatrices){v.LGraphRender.onRequestCameraMatrices(G,p,q);b=null;this.getInputData(2)?(b=gl.shaders.textured_points)||(b=gl.shaders.textured_points=new GL.Shader(y.vertex_shader_code,y.fragment_shader_code,{USE_TEXTURED_POINTS:""})):(b=gl.shaders.points)||(b=gl.shaders.points=new GL.Shader(y.vertex_shader_code,y.fragment_shader_code,{USE_POINTS:""}));this.color.set(this.properties.color);
this.color[3]=this.properties.opacity;var d=this.getInputData(1);d?k.set(d):mat4.identity(k);this.uniforms.u_point_size=this.properties.point_size;this.uniforms.u_point_perspective=this.properties.fixed_size?0:1;this.uniforms.u_perspective=gl.viewport_data[3]*p[5];b.uniforms(a);b.uniforms(this.uniforms);1<=this.properties.opacity?gl.disable(gl.BLEND):gl.enable(gl.BLEND);gl.enable(gl.DEPTH_TEST);this.properties.additive?(gl.blendFunc(gl.SRC_ALPHA,gl.ONE),gl.depthMask(!1)):gl.blendFunc(gl.SRC_ALPHA,
gl.ONE_MINUS_SRC_ALPHA);b.draw(this.mesh,GL.POINTS);gl.disable(gl.BLEND);gl.depthMask(!0)}else console.warn("cannot render geometry, LiteGraph.onRequestCameraMatrices is null, remember to fill this with a callback(view_matrix, projection_matrix,viewprojection_matrix) to use 3D rendering from the graph")}},v.registerNodeType("geometry/render_points",y),y.vertex_shader_code="\t\tprecision mediump float;\n\t\tattribute vec3 a_vertex;\n\t\tvarying vec3 v_vertex;\n\t\tattribute vec3 a_normal;\n\t\tvarying vec3 v_normal;\n\t\t#ifdef USE_COLOR\n\t\t\tattribute vec4 a_color;\n\t\t\tvarying vec4 v_color;\n\t\t#endif\n\t\tattribute vec2 a_coord;\n\t\tvarying vec2 v_coord;\n\t\t#ifdef USE_SIZE\n\t\t\tattribute float a_extra;\n\t\t#endif\n\t\t#ifdef USE_INSTANCING\n\t\t\tattribute mat4 u_model;\n\t\t#else\n\t\t\tuniform mat4 u_model;\n\t\t#endif\n\t\tuniform mat4 u_viewprojection;\n\t\tuniform float u_point_size;\n\t\tuniform float u_perspective;\n\t\tuniform float u_point_perspective;\n\t\tfloat computePointSize(float radius, float w)\n\t\t{\n\t\t\tif(radius < 0.0)\n\t\t\t\treturn -radius;\n\t\t\treturn u_perspective * radius / w;\n\t\t}\n\t\tvoid main() {\n\t\t\tv_coord = a_coord;\n\t\t\t#ifdef USE_COLOR\n\t\t\t\tv_color = a_color;\n\t\t\t#endif\n\t\t\tv_vertex = ( u_model * vec4( a_vertex, 1.0 )).xyz;\n\t\t\tv_normal = ( u_model * vec4( a_normal, 0.0 )).xyz;\n\t\t\tgl_Position = u_viewprojection * vec4(v_vertex,1.0);\n\t\t\tgl_PointSize = u_point_size;\n\t\t\t#ifdef USE_SIZE\n\t\t\t\tgl_PointSize = a_extra;\n\t\t\t#endif\n\t\t\tif(u_point_perspective != 0.0)\n\t\t\t\tgl_PointSize = computePointSize( gl_PointSize, gl_Position.w );\n\t\t}\t",
y.fragment_shader_code="\t\tprecision mediump float;\n\t\tuniform vec4 u_color;\n\t\t#ifdef USE_COLOR\n\t\t\tvarying vec4 v_color;\n\t\t#endif\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tvoid main() {\n\t\t\tvec4 color = u_color;\n\t\t\t#ifdef USE_TEXTURED_POINTS\n\t\t\t\tcolor *= texture2D(u_texture, gl_PointCoord.xy);\n\t\t\t#else\n\t\t\t\t#ifdef USE_TEXTURE\n\t\t\t\t  color *= texture2D(u_texture, v_coord);\n\t\t\t\t  if(color.a < 0.1)\n\t\t\t\t\tdiscard;\n\t\t\t\t#endif\n\t\t\t\t#ifdef USE_POINTS\n\t\t\t\t\tfloat dist = length( gl_PointCoord.xy - vec2(0.5) );\n\t\t\t\t\tif( dist > 0.45 )\n\t\t\t\t\t\tdiscard;\n\t\t\t\t#endif\n\t\t\t#endif\n\t\t\t#ifdef USE_COLOR\n\t\t\t\tcolor *= v_color;\n\t\t\t#endif\n\t\t\tgl_FragColor = color;\n\t\t}\t")})(this);
(function(B){var c=B.LiteGraph;if("undefined"!=typeof GL){var m=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};m._shader||(m._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,m.pixel_shader),m._texture=new GL.Texture(3,1,{format:gl.RGB,wrap:gl.CLAMP_TO_EDGE,magFilter:gl.LINEAR,
minFilter:gl.LINEAR,pixel_data:[255,0,0,0,255,0,0,0,255]}))};m.title="Lens";m.desc="Camera Lens distortion";m.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};m.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 l=this.properties.aberration;this.isInputConnected(1)&&(l=this.getInputData(1),
this.properties.aberration=l);var n=this.properties.distortion;this.isInputConnected(2)&&(n=this.getInputData(2),this.properties.distortion=n);var u=this.properties.blur;this.isInputConnected(3)&&(u=this.getInputData(3),this.properties.blur=u);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var x=Mesh.getScreenQuad(),A=m._shader;this._tex.drawTo(function(){c.bind(0);A.uniforms({u_texture:0,u_aberration:l,u_distortion:n,u_blur:u}).draw(x)});this.setOutputData(0,this._tex)}};m.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";
c.registerNodeType("fx/lens",m);B.LGraphFXLens=m;var n=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}};n.title="Bokeh";n.desc="applies an Bokeh effect";n.widgets_info={shape:{widget:"texture"}};n.prototype.onExecute=function(){var c=this.getInputData(0),l=this.getInputData(1),m=this.getInputData(2);
if(c&&m&&this.properties.shape){l||(l=c);var u=LGraphTexture.getTexture(this.properties.shape);if(u){var x=this.properties.threshold;this.isInputConnected(3)&&(x=this.getInputData(3),this.properties.threshold=x);var A=gl.UNSIGNED_BYTE;this.properties.high_precision&&(A=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==A&&this._temp_texture.width==c.width&&this._temp_texture.height==c.height||(this._temp_texture=new GL.Texture(c.width,c.height,{type:A,format:gl.RGBA,
filter:gl.LINEAR}));var h=n._first_shader;h||(h=n._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,n._first_pixel_shader));var z=n._second_shader;z||(z=n._second_shader=new GL.Shader(n._second_vertex_shader,n._second_pixel_shader));var y=this._points_mesh;y&&y._width==c.width&&y._height==c.height&&2==y._spacing||(y=this.createPointsMesh(c.width,c.height,2));var v=Mesh.getScreenQuad(),B=this.properties.size,p=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){c.bind(0);
l.bind(1);m.bind(2);h.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[c.width,c.height]}).draw(v)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);c.bind(0);u.bind(3);z.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:p,u_threshold:x,u_pointSize:B,u_itexsize:[1/c.width,1/c.height]}).draw(y,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,c)};n.prototype.createPointsMesh=function(c,l,n){for(var m=Math.round(c/n),x=Math.round(l/
n),A=new Float32Array(m*x*2),h=-1,z=2/c*n,y=2/l*n,v=0;v<x;++v){for(var B=-1,p=0;p<m;++p){var q=v*m*2+2*p;A[q]=B;A[q+1]=h;B+=z}h+=y}this._points_mesh=GL.Mesh.load({vertices2D:A});this._points_mesh._width=c;this._points_mesh._height=l;this._points_mesh._spacing=n;return this._points_mesh};n._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";
n._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";
n._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";c.registerNodeType("fx/bokeh",n);B.LGraphFXBokeh=n;var l=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}};l.title="FX";l.desc="applies an FX from a list";l.widgets_info={fx:{widget:"combo",values:["halftone","pixelate","lowpalette","noise","gamma"]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};l.shaders={};l.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 n=this.properties.value1;this.isInputConnected(1)&&(n=this.getInputData(1),this.properties.value1=n);var m=this.properties.value2;this.isInputConnected(2)&&(m=this.getInputData(2),this.properties.value2=m);var u=this.properties.fx,x=l.shaders[u];if(!x){var A=l["pixel_shader_"+u];if(!A)return;x=l.shaders[u]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,A)}gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var h=Mesh.getScreenQuad(),
z;z=B.LS&&LS.Renderer._current_camera?[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far]:[1,100];var y=null;"noise"==u&&(y=LGraphTexture.getNoiseTexture());this._tex.drawTo(function(){c.bind(0);"noise"==u&&y.bind(1);x.uniforms({u_texture:0,u_noise:1,u_size:[c.width,c.height],u_rand:[Math.random(),Math.random()],u_value1:n,u_value2:m,u_camera_planes:z}).draw(h)});this.setOutputData(0,this._tex)}}};l.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";
l.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";l.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";
l.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";
l.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";c.registerNodeType("fx/generic",l);B.LGraphFXGeneric=l;var x=function(){this.addInput("Tex.","Texture");this.addInput("intensity","number");this.addOutput("Texture",
"Texture");this.properties={intensity:1,invert:!1,precision:LGraphTexture.DEFAULT};x._shader||(x._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,x.pixel_shader))};x.title="Vigneting";x.desc="Vigneting";x.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};x.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 l=this.properties.intensity;this.isInputConnected(1)&&(l=this.getInputData(1),this.properties.intensity=l);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var n=Mesh.getScreenQuad(),m=x._shader,B=this.properties.invert;this._tex.drawTo(function(){c.bind(0);m.uniforms({u_texture:0,u_intensity:l,u_isize:[1/c.width,1/c.height],u_invert:B?1:0}).draw(n)});this.setOutputData(0,this._tex)}};x.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";
c.registerNodeType("fx/vigneting",x);B.LGraphFXVigneting=x}})(this);
(function(B){function c(c){this.cmd=this.channel=0;this.data=new Uint32Array(3);c&&this.setup(c)}function m(c,e){navigator.requestMIDIAccess?(this.on_ready=c,this.state={note:[],cc:[]},this.input_ports=null,this.input_ports_info=[],this.output_ports=null,this.output_ports_info=[],navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this),this.onMIDIFailure.bind(this))):(this.error="not suppoorted",e?e("Not supported"):console.error("MIDI NOT SUPPORTED, enable by chrome://flags"))}function n(){this.addOutput("on_midi",
v.EVENT);this.addOutput("out","midi");this.properties={port:0};this._current_midi_event=this._last_midi_event=null;this.boxcolor="#AAA";this._last_time=0;var c=this;new m(function(e){c._midi=e;if(c._waiting)c.onStart();c._waiting=!1})}function l(){this.addInput("send",v.EVENT);this.properties={port:0};var c=this;new m(function(e){c._midi=e;c.widget.options.values=c.getMIDIOutputs()});this.widget=this.addWidget("combo","Device",this.properties.port,{property:"port",values:this.getMIDIOutputs.bind(this)});
this.size=[340,60]}function x(){this.addInput("on_midi",v.EVENT);this._str="";this.size=[200,40]}function e(){this.properties={channel:-1,cmd:-1,min_value:-1,max_value:-1};var c=this;this._learning=!1;this.addWidget("button","Learn","",function(){c._learning=!0;c.boxcolor="#FA3"});this.addInput("in",v.EVENT);this.addOutput("on_midi",v.EVENT);this.boxcolor="#AAA"}function C(){this.properties={channel:0,cmd:144,value1:1,value2:1};this.addInput("send",v.EVENT);this.addInput("assign",v.EVENT);this.addOutput("on_midi",
v.EVENT);this.midi_event=new c;this.gate=!1}function w(){this.properties={cc:1,value:0};this.addOutput("value","number")}function u(){this.addInput("generate",v.ACTION);this.addInput("scale","string");this.addInput("octave","number");this.addOutput("note",v.EVENT);this.properties={notes:"A,A#,B,C,C#,D,D#,E,F,F#,G,G#",octave:2,duration:0.5,mode:"sequence"};this.notes_pitches=u.processScale(this.properties.notes);this.sequence_index=0}function D(){this.properties={amount:0};this.addInput("in",v.ACTION);
this.addInput("amount","number");this.addOutput("out",v.EVENT);this.midi_event=new c}function A(){this.properties={scale:"A,A#,B,C,C#,D,D#,E,F,F#,G,G#"};this.addInput("note",v.ACTION);this.addInput("scale","string");this.addOutput("out",v.EVENT);this.valid_notes=Array(12);this.offset_notes=Array(12);this.processScale(this.properties.scale)}function h(){this.properties={url:"",autoplay:!0};this.addInput("play",v.ACTION);this.addInput("pause",v.ACTION);this.addOutput("note",v.EVENT);this._midi=null;
this._current_time=0;this._playing=!1;"undefined"==typeof MidiParser&&(console.error("midi-parser.js not included, LGMidiPlay requires that library: https://raw.githubusercontent.com/colxi/midi-parser-js/master/src/main.js"),this.boxcolor="red")}function z(){this.properties={volume:0.5,duration:1};this.addInput("note",v.ACTION);this.addInput("volume","number");this.addInput("duration","number");this.addOutput("note",v.EVENT);"undefined"==typeof AudioSynth?(console.error("Audiosynth.js not included, LGMidiPlay requires that library"),
this.boxcolor="red"):this.instrument=(this.synth=new AudioSynth).createInstrument("piano")}function y(){this.properties={num_octaves:2,start_octave:2};this.addInput("note",v.ACTION);this.addInput("reset",v.ACTION);this.addOutput("note",v.EVENT);this.size=[400,100];this.keys=[];this._last_key=-1}var v=B.LiteGraph;v.MIDIEvent=c;c.prototype.fromJSON=function(c){this.setup(c.data)};c.prototype.setup=function(e){var h=e;e.constructor===Object&&(h=e.data);this.data.set(h);this.status=e=h[0];h=e&240;this.cmd=
240<=e?e:h;this.cmd==c.NOTEON&&0==this.velocity&&(this.cmd=c.NOTEOFF);this.cmd_str=c.commands[this.cmd]||"";if(h>=c.NOTEON||h<=c.NOTEOFF)this.channel=e&15};Object.defineProperty(c.prototype,"velocity",{get:function(){return this.cmd==c.NOTEON?this.data[2]:-1},set:function(c){this.data[2]=c},enumerable:!0});c.notes="A A# B C C# D D# E F F# G G#".split(" ");c.note_to_index={A:0,"A#":1,B:2,C:3,"C#":4,D:5,"D#":6,E:7,F:8,"F#":9,G:10,"G#":11};Object.defineProperty(c.prototype,"note",{get:function(){return this.cmd!=
c.NOTEON?-1:c.toNoteString(this.data[1],!0)},set:function(c){throw"notes cannot be assigned this way, must modify the data[1]";},enumerable:!0});Object.defineProperty(c.prototype,"octave",{get:function(){return this.cmd!=c.NOTEON?-1:Math.floor((this.data[1]-24)/12+1)},set:function(c){throw"octave cannot be assigned this way, must modify the data[1]";},enumerable:!0});c.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};c.computePitch=function(c){return 440*Math.pow(2,(c-69)/
12)};c.prototype.getCC=function(){return this.data[1]};c.prototype.getCCValue=function(){return this.data[2]};c.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};c.computePitchBend=function(c,e){return c+(e<<7)-8192};c.prototype.setCommandFromString=function(e){this.cmd=c.computeCommandFromString(e)};c.computeCommandFromString=function(e){if(!e)return 0;if(e&&e.constructor===Number)return e;e=e.toUpperCase();switch(e){case "NOTE ON":case "NOTEON":return c.NOTEON;case "NOTE OFF":case "NOTEOFF":return c.NOTEON;
case "KEY PRESSURE":case "KEYPRESSURE":return c.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return c.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return c.PROGRAMCHANGE;case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return c.CHANNELPRESSURE;case "PITCH BEND":case "PITCHBEND":return c.PITCHBEND;case "TIME TICK":case "TIMETICK":return c.TIMETICK;default:return Number(e)}};c.toNoteString=function(e,h){e=Math.round(e);var k,a=Math.floor((e-24)/12+1);
k=(e-21)%12;0>k&&(k=12+k);return c.notes[k]+(h?"":a)};c.NoteStringToPitch=function(e){e=e.toUpperCase();var h=e[0],k=4;"#"==e[1]?(h+="#",2<e.length&&(k=Number(e[2]))):1<e.length&&(k=Number(e[1]));e=c.note_to_index[h];return null==e?null:12*(k-1)+e+21};c.prototype.toString=function(){var e=""+this.channel+". ";switch(this.cmd){case c.NOTEON:e+="NOTEON "+c.toNoteString(this.data[1]);break;case c.NOTEOFF:e+="NOTEOFF "+c.toNoteString(this.data[1]);break;case c.CONTROLLERCHANGE:e+="CC "+this.data[1]+" "+
this.data[2];break;case c.PROGRAMCHANGE:e+="PC "+this.data[1];break;case c.PITCHBEND:e+="PITCHBEND "+this.getPitchBend();break;case c.KEYPRESSURE:e+="KEYPRESS "+this.data[1]}return e};c.prototype.toHexString=function(){for(var c="",e=0;e<this.data.length;e++)c+=this.data[e].toString(16)+" "};c.prototype.toJSON=function(){return{data:[this.data[0],this.data[1],this.data[2]],object_class:"MIDIEvent"}};c.NOTEOFF=128;c.NOTEON=144;c.KEYPRESSURE=160;c.CONTROLLERCHANGE=176;c.PROGRAMCHANGE=192;c.CHANNELPRESSURE=
208;c.PITCHBEND=224;c.TIMETICK=248;c.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"};c.commands_short={128:"NOTEOFF",144:"NOTEOFF",160:"KEYP",176:"CC",192:"PC",208:"CP",224:"PB",240:"SYS",242:"POS",243:"SELECT",246:"TUNEREQ",248:"TT",250:"START",
251:"CONTINUE",252:"STOP",254:"SENS",255:"RESET"};c.commands_reversed={};for(var G in c.commands)c.commands_reversed[c.commands[G]]=G;m.input=null;m.MIDIEvent=c;m.prototype.onMIDISuccess=function(c){console.log("MIDI ready!");console.log(c);this.midi=c;this.updatePorts();if(this.on_ready)this.on_ready(this)};m.prototype.updatePorts=function(){var c=this.midi;this.input_ports=c.inputs;this.input_ports_info=[];this.output_ports=c.outputs;this.output_ports_info=[];for(var c=0,e=this.input_ports.values(),
k=e.next();k&&!1===k.done;)k=k.value,this.input_ports_info.push(k),console.log("Input port [type:'"+k.type+"'] id:'"+k.id+"' manufacturer:'"+k.manufacturer+"' name:'"+k.name+"' version:'"+k.version+"'"),c++,k=e.next();this.num_input_ports=c;c=0;e=this.output_ports.values();for(k=e.next();k&&!1===k.done;)k=k.value,this.output_ports_info.push(k),console.log("Output port [type:'"+k.type+"'] id:'"+k.id+"' manufacturer:'"+k.manufacturer+"' name:'"+k.name+"' version:'"+k.version+"'"),c++,k=e.next();this.num_output_ports=
c};m.prototype.onMIDIFailure=function(c){console.error("Failed to get MIDI access - "+c)};m.prototype.openInputPort=function(e,h){var k=this.input_ports.get("input-"+e);if(!k)return!1;m.input=this;var a=this;k.onmidimessage=function(b){var d=new c(b.data);a.updateState(d);h&&h(b.data,d);if(m.on_message)m.on_message(b.data,d)};console.log("port open: ",k);return!0};m.parseMsg=function(c){};m.prototype.updateState=function(e){switch(e.cmd){case c.NOTEON:this.state.note[e.value1|0]=e.value2;break;case c.NOTEOFF:this.state.note[e.value1|
0]=0;break;case c.CONTROLLERCHANGE:this.state.cc[e.getCC()]=e.getCCValue()}};m.prototype.sendMIDI=function(e,h){if(h){var k=this.output_ports_info[e];k&&(m.output=this,h.constructor===c?k.send(h.data):k.send(h))}};n.MIDIInterface=m;n.title="MIDI Input";n.desc="Reads MIDI from a input port";n.color="#243";n.prototype.getPropertyInfo=function(c){if(this._midi&&"port"==c){c={};for(var e=0;e<this._midi.input_ports_info.length;++e){var k=this._midi.input_ports_info[e];c[e]=e+".- "+k.name+" version:"+k.version}return{type:"enum",
values:c}}};n.prototype.onStart=function(){this._midi?this._midi.openInputPort(this.properties.port,this.onMIDIEvent.bind(this)):this._waiting=!0};n.prototype.onMIDIEvent=function(e,h){this._last_midi_event=h;this.boxcolor="#AFA";this._last_time=v.getTime();this.trigger("on_midi",h);h.cmd==c.NOTEON?this.trigger("on_noteon",h):h.cmd==c.NOTEOFF?this.trigger("on_noteoff",h):h.cmd==c.CONTROLLERCHANGE?this.trigger("on_cc",h):h.cmd==c.PROGRAMCHANGE?this.trigger("on_pc",h):h.cmd==c.PITCHBEND&&this.trigger("on_pitchbend",
h)};n.prototype.onDrawBackground=function(c){this.boxcolor="#AAA";if(!this.flags.collapsed&&this._last_midi_event){c.fillStyle="white";var e=v.getTime(),e=1-Math.max(0,0.001*(e-this._last_time));if(0<e){var k=c.globalAlpha;c.globalAlpha*=e;c.font="12px Tahoma";c.fillText(this._last_midi_event.toString(),2,0.5*this.size[1]+3);c.globalAlpha=k}}};n.prototype.onExecute=function(){if(this.outputs)for(var c=this._last_midi_event,e=0;e<this.outputs.length;++e){var k=null;switch(this.outputs[e].name){case "midi":k=
this._midi;break;case "last_midi":k=c;break;default:continue}this.setOutputData(e,k)}};n.prototype.onGetOutputs=function(){return[["last_midi","midi"],["on_midi",v.EVENT],["on_noteon",v.EVENT],["on_noteoff",v.EVENT],["on_cc",v.EVENT],["on_pc",v.EVENT],["on_pitchbend",v.EVENT]]};v.registerNodeType("midi/input",n);l.MIDIInterface=m;l.title="MIDI Output";l.desc="Sends MIDI to output channel";l.color="#243";l.prototype.onGetPropertyInfo=function(c){if(this._midi&&"port"==c)return{type:"enum",values:this.getMIDIOutputs()}};
l.default_ports={0:"unknown"};l.prototype.getMIDIOutputs=function(){var c={};if(!this._midi)return l.default_ports;if(this._midi.output_ports_info)for(var e=0;e<this._midi.output_ports_info.length;++e){var k=this._midi.output_ports_info[e];k&&(c[e]=e+".- "+k.name+" version:"+k.version)}return c};l.prototype.onAction=function(c,e){this._midi&&("send"==c&&this._midi.sendMIDI(this.properties.port,e),this.trigger("midi",e))};l.prototype.onGetInputs=function(){return[["send",v.ACTION]]};l.prototype.onGetOutputs=
function(){return[["on_midi",v.EVENT]]};v.registerNodeType("midi/output",l);x.title="MIDI Show";x.desc="Shows MIDI in the graph";x.color="#243";x.prototype.getTitle=function(){return this.flags.collapsed?this._str:this.title};x.prototype.onAction=function(e,h){h&&(this._str=h.constructor===c?h.toString():"???")};x.prototype.onDrawForeground=function(c){this._str&&!this.flags.collapsed&&(c.font="30px Arial",c.fillText(this._str,10,0.8*this.size[1]))};x.prototype.onGetInputs=function(){return[["in",
v.ACTION]]};x.prototype.onGetOutputs=function(){return[["on_midi",v.EVENT]]};v.registerNodeType("midi/show",x);e.title="MIDI Filter";e.desc="Filters MIDI messages";e.color="#243";e["@cmd"]={type:"enum",title:"Command",values:c.commands_reversed};e.prototype.getTitle=function(){var e=null,e=-1==this.properties.cmd?"Nothing":c.commands_short[this.properties.cmd]||"Unknown";-1!=this.properties.min_value&&-1!=this.properties.max_value&&(e+=" "+(this.properties.min_value==this.properties.max_value?this.properties.max_value:
this.properties.min_value+".."+this.properties.max_value));return"Filter: "+e};e.prototype.onPropertyChanged=function(e,h){if("cmd"==e){var k=Number(h);isNaN(k)&&(k=c.commands[h]||0);this.properties.cmd=k}};e.prototype.onAction=function(e,h){if(h&&h.constructor===c){if(this._learning)this._learning=!1,this.boxcolor="#AAA",this.properties.channel=h.channel,this.properties.cmd=h.cmd,this.properties.min_value=this.properties.max_value=h.data[1];else if(-1!=this.properties.channel&&h.channel!=this.properties.channel||
-1!=this.properties.cmd&&h.cmd!=this.properties.cmd||-1!=this.properties.min_value&&h.data[1]<this.properties.min_value||-1!=this.properties.max_value&&h.data[1]>this.properties.max_value)return;this.trigger("on_midi",h)}};v.registerNodeType("midi/filter",e);C.title="MIDIEvent";C.desc="Create a MIDI Event";C.color="#243";C.prototype.onAction=function(e,h){"assign"==e?(this.properties.channel=h.channel,this.properties.cmd=h.cmd,this.properties.value1=h.data[1],this.properties.value2=h.data[2],h.cmd==
c.NOTEON?this.gate=!0:h.cmd==c.NOTEOFF&&(this.gate=!1)):(h=this.midi_event,h.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?h.setCommandFromString(this.properties.cmd):h.cmd=this.properties.cmd,h.data[0]=h.cmd|h.channel,h.data[1]=Number(this.properties.value1),h.data[2]=Number(this.properties.value2),this.trigger("on_midi",h))};C.prototype.onExecute=function(){var e=this.properties;if(this.inputs)for(var h=0;h<this.inputs.length;++h){var k=this.inputs[h];
if(-1!=k.link)switch(k.name){case "note":k=this.getInputData(h);null!=k&&(k.constructor===String&&(k=c.NoteStringToPitch(k)),this.properties.value1=(k|0)%255);break;case "cmd":k=this.getInputData(h);null!=k&&(this.properties.cmd=k);break;case "value1":k=this.getInputData(h);null!=k&&(this.properties.value1=Math.clamp(k|0,0,127));break;case "value2":k=this.getInputData(h),null!=k&&(this.properties.value2=Math.clamp(k|0,0,127))}}if(this.outputs)for(h=0;h<this.outputs.length;++h){switch(this.outputs[h].name){case "midi":k=
new c;k.setup([e.cmd,e.value1,e.value2]);k.channel=e.channel;break;case "command":k=e.cmd;break;case "cc":k=e.value1;break;case "cc_value":k=e.value2;break;case "note":k=e.cmd==c.NOTEON||e.cmd==c.NOTEOFF?e.value1:null;break;case "velocity":k=e.cmd==c.NOTEON?e.value2:null;break;case "pitch":k=e.cmd==c.NOTEON?c.computePitch(e.value1):null;break;case "pitchbend":k=e.cmd==c.PITCHBEND?c.computePitchBend(e.value1,e.value2):null;break;case "gate":k=this.gate;break;default:continue}null!==k&&this.setOutputData(h,
k)}};C.prototype.onPropertyChanged=function(e,h){"cmd"==e&&(this.properties.cmd=c.computeCommandFromString(h))};C.prototype.onGetInputs=function(){return[["cmd","number"],["note","number"],["value1","number"],["value2","number"]]};C.prototype.onGetOutputs=function(){return[["midi","midi"],["on_midi",v.EVENT],["command","number"],["note","number"],["velocity","number"],["cc","number"],["cc_value","number"],["pitch","number"],["gate","bool"],["pitchbend","number"]]};v.registerNodeType("midi/event",
C);w.title="MIDICC";w.desc="gets a Controller Change";w.color="#243";w.prototype.onExecute=function(){m.input&&(this.properties.value=m.input.state.cc[this.properties.cc]);this.setOutputData(0,this.properties.value)};v.registerNodeType("midi/cc",w);u.title="MIDI Generator";u.desc="Generates a random MIDI note";u.color="#243";u.processScale=function(e){e=e.split(",");for(var h=0;h<e.length;++h){var k=e[h];e[h]=2==k.length&&"#"!=k[1]||2<k.length?-v.MIDIEvent.NoteStringToPitch(k):c.note_to_index[k]||
0}return e};u.prototype.onPropertyChanged=function(c,e){"notes"==c&&(this.notes_pitches=u.processScale(e))};u.prototype.onExecute=function(){var c=this.getInputData(2);null!=c&&(this.properties.octave=c);if(c=this.getInputData(1))this.notes_pitches=u.processScale(c)};u.prototype.onAction=function(e,h){var k=0,a=this.notes_pitches.length,b=0;"sequence"==this.properties.mode?b=this.sequence_index=(this.sequence_index+1)%a:"random"==this.properties.mode&&(b=Math.floor(Math.random()*a));a=this.notes_pitches[b];
k=0<=a?a+12*(this.properties.octave-1)+33:-a;h=new c;h.setup([c.NOTEON,k,10]);a=this.properties.duration||1;this.trigger("note",h);setTimeout(function(){var a=new c;a.setup([c.NOTEOFF,k,0]);this.trigger("note",a)}.bind(this),1E3*a)};v.registerNodeType("midi/generator",u);D.title="MIDI Transpose";D.desc="Transpose a MIDI note";D.color="#243";D.prototype.onAction=function(e,h){h&&h.constructor===c&&(h.data[0]==c.NOTEON||h.data[0]==c.NOTEOFF?(this.midi_event=new c,this.midi_event.setup(h.data),this.midi_event.data[1]=
Math.round(this.midi_event.data[1]+this.properties.amount),this.trigger("out",this.midi_event)):this.trigger("out",h))};D.prototype.onExecute=function(){var c=this.getInputData(1);null!=c&&(this.properties.amount=c)};v.registerNodeType("midi/transpose",D);A.title="MIDI Quantize Pitch";A.desc="Transpose a MIDI note tp fit an scale";A.color="#243";A.prototype.onPropertyChanged=function(c,e){"scale"==c&&this.processScale(e)};A.prototype.processScale=function(c){this._current_scale=c;this.notes_pitches=
u.processScale(c);for(c=0;12>c;++c)this.valid_notes[c]=-1!=this.notes_pitches.indexOf(c);for(c=0;12>c;++c)if(this.valid_notes[c])this.offset_notes[c]=0;else for(var e=1;12>e;++e){if(this.valid_notes[(c-e)%12]){this.offset_notes[c]=-e;break}if(this.valid_notes[(c+e)%12]){this.offset_notes[c]=e;break}}};A.prototype.onAction=function(e,h){h&&h.constructor===c&&(h.data[0]==c.NOTEON||h.data[0]==c.NOTEOFF?(this.midi_event=new c,this.midi_event.setup(h.data),this.midi_event.data[1]+=this.offset_notes[c.note_to_index[h.note]],
this.trigger("out",this.midi_event)):this.trigger("out",h))};A.prototype.onExecute=function(){var c=this.getInputData(1);null!=c&&c!=this._current_scale&&this.processScale(c)};v.registerNodeType("midi/quantize",A);h.title="MIDI fromFile";h.desc="Plays a MIDI file";h.color="#243";h.prototype.onAction=function(c){"play"==c?this.play():"pause"==c&&(this._playing=!this._playing)};h.prototype.onPropertyChanged=function(c,e){"url"==c&&this.loadMIDIFile(e)};h.prototype.onExecute=function(){if(this._midi&&
this._playing){this._current_time+=this.graph.elapsed_time;for(var e=100*this._current_time,h=0;h<this._midi.tracks;++h){var k=this._midi.track[h];k._last_pos||(k._last_pos=0,k._time=0);var a=k.event[k._last_pos];if(a&&k._time+a.deltaTime<=e&&(k._last_pos++,k._time+=a.deltaTime,a.data)){var k=a.type<<4+a.channel,b=new c;b.setup([k,a.data[0],a.data[1]]);this.trigger("note",b)}}}};h.prototype.play=function(){this._playing=!0;for(var c=this._current_time=0;c<this._midi.tracks;++c){var e=this._midi.track[c];
e._last_pos=0;e._time=0}};h.prototype.loadMIDIFile=function(c){var e=this;v.fetchFile(c,"arraybuffer",function(c){e.boxcolor="#AFA";e._midi=MidiParser.parse(new Uint8Array(c));e.properties.autoplay&&e.play()},function(c){e.boxcolor="#FAA";e._midi=null})};h.prototype.onDropFile=function(c){this.properties.url="";this.loadMIDIFile(c)};v.registerNodeType("midi/fromFile",h);z.title="MIDI Play";z.desc="Plays a MIDI note";z.color="#243";z.prototype.onAction=function(e,h){if(h&&h.constructor===c){if(this.instrument&&
h.data[0]==c.NOTEON){var k=h.note;if(!k||"undefined"==k||k.constructor!==String)return;this.instrument.play(k,h.octave,this.properties.duration,this.properties.volume)}this.trigger("note",h)}};z.prototype.onExecute=function(){var c=this.getInputData(1);null!=c&&(this.properties.volume=c);c=this.getInputData(2);null!=c&&(this.properties.duration=c)};v.registerNodeType("midi/play",z);y.title="MIDI Keys";y.desc="Keyboard to play notes";y.color="#243";y.keys=[{x:0,w:1,h:1,t:0},{x:0.75,w:0.5,h:0.6,t:1},
{x:1,w:1,h:1,t:0},{x:1.75,w:0.5,h:0.6,t:1},{x:2,w:1,h:1,t:0},{x:2.75,w:0.5,h:0.6,t:1},{x:3,w:1,h:1,t:0},{x:4,w:1,h:1,t:0},{x:4.75,w:0.5,h:0.6,t:1},{x:5,w:1,h:1,t:0},{x:5.75,w:0.5,h:0.6,t:1},{x:6,w:1,h:1,t:0}];y.prototype.onDrawForeground=function(c){if(!this.flags.collapsed){var e=12*this.properties.num_octaves;this.keys.length=e;var h=this.size[0]/(7*this.properties.num_octaves),a=this.size[1];c.globalAlpha=1;for(var b=0;2>b;b++)for(var d=0;d<e;++d){var g=y.keys[d%12];if(g.t==b){var f=7*Math.floor(d/
12)*h+g.x*h;c.fillStyle=0==b?this.keys[d]?"#CCC":"white":this.keys[d]?"#333":"black";c.fillRect(f+1,0,h*g.w-2,a*g.h)}}}};y.prototype.getKeyIndex=function(c){for(var e=this.size[0]/(7*this.properties.num_octaves),h=this.size[1],a=1;0<=a;a--)for(var b=0;b<this.keys.length;++b){var d=y.keys[b%12];if(d.t==a){var g=7*Math.floor(b/12)*e+d.x*e,f=e*d.w,d=h*d.h;if(!(c[0]<g||c[0]>g+f||c[1]>d))return b}}return-1};y.prototype.onAction=function(e,h){if("reset"==e)for(var k=0;k<this.keys.length;++k)this.keys[k]=
!1;else h&&h.constructor===c&&(k=h.data[1]-(12*(this.properties.start_octave-1)+29),0<=k&&k<this.keys.length&&(h.data[0]==c.NOTEON?this.keys[k]=!0:h.data[0]==c.NOTEOFF&&(this.keys[k]=!1)),this.trigger("note",h))};y.prototype.onMouseDown=function(e,h){if(!(0>h[1])){var k=this.getKeyIndex(h);this.keys[k]=!0;this._last_key=k;var k=12*(this.properties.start_octave-1)+29+k,a=new c;a.setup([c.NOTEON,k,100]);this.trigger("note",a);return!0}};y.prototype.onMouseMove=function(e,h){if(!(0>h[1]||-1==this._last_key)){this.setDirtyCanvas(!0);
var k=this.getKeyIndex(h);if(this._last_key==k)return!0;this.keys[this._last_key]=!1;var a=12*(this.properties.start_octave-1)+29+this._last_key,b=new c;b.setup([c.NOTEOFF,a,100]);this.trigger("note",b);this.keys[k]=!0;a=12*(this.properties.start_octave-1)+29+k;b=new c;b.setup([c.NOTEON,a,100]);this.trigger("note",b);this._last_key=k;return!0}};y.prototype.onMouseUp=function(e,h){if(!(0>h[1])){var k=this.getKeyIndex(h);this.keys[k]=!1;this._last_key=-1;var k=12*(this.properties.start_octave-1)+29+
k,a=new c;a.setup([c.NOTEOFF,k,100]);this.trigger("note",a);return!0}};v.registerNodeType("midi/keys",y)})(this);
(function(B){function c(){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=q.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain;this.properties.src&&this.loadSound(this.properties.src)}function m(){this.properties={gain:0.5};this._audionodes=[];this._media_stream=
null;this.addOutput("out","audio");this.addInput("gain","number");this.audionode=q.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain}function n(){this.properties={fftSize:2048,minDecibels:-100,maxDecibels:-10,smoothingTimeConstant:0.5};this.audionode=q.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 l(){this.properties={gain:1};this.audionode=q.getAudioContext().createGain();this.addInput("in","audio");this.addInput("gain","number");this.addOutput("out","audio")}function x(){this.properties={impulse_src:"",normalize:!0};this.audionode=q.getAudioContext().createConvolver();
this.addInput("in","audio");this.addOutput("out","audio")}function e(){this.properties={threshold:-50,knee:40,ratio:12,reduction:-20,attack:0,release:0.25};this.audionode=q.getAudioContext().createDynamicsCompressor();this.addInput("in","audio");this.addOutput("out","audio")}function C(){this.properties={};this.audionode=q.getAudioContext().createWaveShaper();this.addInput("in","audio");this.addInput("shape","waveshape");this.addOutput("out","audio")}function w(){this.properties={gain1:0.5,gain2:0.5};
this.audionode=q.getAudioContext().createGain();this.audionode1=q.getAudioContext().createGain();this.audionode1.gain.value=this.properties.gain1;this.audionode2=q.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 u(){this.properties=
{A:0.1,D:0.1,S:0.1,R:0.1};this.audionode=q.getAudioContext().createGain();this.audionode.gain.value=0;this.addInput("in","audio");this.addInput("gate","bool");this.addOutput("out","audio");this.gate=!1}function D(){this.properties={delayTime:0.5};this.audionode=q.getAudioContext().createDelay(10);this.audionode.delayTime.value=this.properties.delayTime;this.addInput("in","audio");this.addInput("time","number");this.addOutput("out","audio")}function A(){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=q.getAudioContext().createBiquadFilter();this.addInput("in","audio");this.addOutput("out","audio")}function h(){this.properties={frequency:440,detune:0,type:"sine"};this.addProperty("type","sine","enum",{values:["sine","square","sawtooth","triangle","custom"]});this.audionode=q.getAudioContext().createOscillator();this.addOutput("out","audio")}function z(){this.properties=
{continuous:!0,mark:-1};this.addInput("data","array");this.addInput("mark","number");this.size=[300,200];this._last_buffer=null}function y(){this.properties={band:440,amplitude:1};this.addInput("freqs","array");this.addOutput("signal","number")}function v(){if(!v.default_code){var c=v.default_function.toString(),a=c.indexOf("{")+1,b=c.lastIndexOf("}");v.default_code=c.substr(a,b-a)}this.properties={code:v.default_code};c=q.getAudioContext();c.createScriptProcessor?this.audionode=c.createScriptProcessor(4096,
1,1):(console.warn("ScriptProcessorNode deprecated"),this.audionode=c.createGain());this.processCode();v._bypass_function||(v._bypass_function=this.audionode.onaudioprocess);this.addInput("in","audio");this.addOutput("out","audio")}function G(){this.audionode=q.getAudioContext().destination;this.addInput("in","audio")}var p=B.LiteGraph,q={};B.LGAudio=q;q.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(c){console.log("msg",c)};this._audio_context.onended=function(c){console.log("ended",c)};this._audio_context.oncomplete=function(c){console.log("complete",c)}}return this._audio_context};q.connect=function(c,a){try{c.connect(a)}catch(b){console.warn("LGraphAudio:",b)}};q.disconnect=function(c,a){try{c.disconnect(a)}catch(b){console.warn("LGraphAudio:",b)}};q.changeAllAudiosConnections=function(c,a){if(c.inputs)for(var b=
0;b<c.inputs.length;++b){var d=c.graph.links[c.inputs[b].link];if(d){var e=c.graph.getNodeById(d.origin_id),f=null,f=e.getAudioNodeInOutputSlot?e.getAudioNodeInOutputSlot(d.origin_slot):e.audionode,d=null,d=c.getAudioNodeInInputSlot?c.getAudioNodeInInputSlot(b):c.audionode;a?q.connect(f,d):q.disconnect(f,d)}}if(c.outputs)for(b=0;b<c.outputs.length;++b)for(var e=c.outputs[b],h=0;h<e.links.length;++h)if(d=c.graph.links[e.links[h]]){var f=c.getAudioNodeInOutputSlot?c.getAudioNodeInOutputSlot(b):c.audionode,
l=c.graph.getNodeById(d.target_id),d=l.getAudioNodeInInputSlot?l.getAudioNodeInInputSlot(d.target_slot):l.audionode;a?q.connect(f,d):q.disconnect(f,d)}};q.onConnectionsChange=function(c,a,b,d){if(c==p.OUTPUT&&(c=null,d&&(c=this.graph.getNodeById(d.target_id)),c)){var e=null,e=this.getAudioNodeInOutputSlot?this.getAudioNodeInOutputSlot(a):this.audionode;a=null;a=c.getAudioNodeInInputSlot?c.getAudioNodeInInputSlot(d.target_slot):c.audionode;b?q.connect(e,a):q.disconnect(e,a)}};q.createAudioNodeWrapper=
function(c){var a=c.prototype.onPropertyChanged;c.prototype.onPropertyChanged=function(b,c){a&&a.call(this,b,c);this.audionode&&void 0!==this.audionode[b]&&(void 0!==this.audionode[b].value?this.audionode[b].value=c:this.audionode[b]=c)};c.prototype.onConnectionsChange=q.onConnectionsChange};q.cached_audios={};q.loadSound=function(c,a,b){function d(a){console.log("Audio loading sample error:",a);b&&b(a)}if(q.cached_audios[c]&&-1==c.indexOf("blob:"))a&&a(q.cached_audios[c]);else{q.onProcessAudioURL&&
(c=q.onProcessAudioURL(c));var e=new XMLHttpRequest;e.open("GET",c,!0);e.responseType="arraybuffer";var f=q.getAudioContext();e.onload=function(){console.log("AudioSource loaded");f.decodeAudioData(e.response,function(b){console.log("AudioSource decoded");q.cached_audios[c]=b;a&&a(b)},d)};e.send();return e}};c.desc="Plays an audio file";c["@src"]={widget:"resource"};c.supported_extensions=["wav","ogg","mp3"];c.prototype.onAdded=function(c){if(c.status===LGraph.STATUS_RUNNING)this.onStart()};c.prototype.onStart=
function(){this._audiobuffer&&this.properties.autoplay&&this.playBuffer(this._audiobuffer)};c.prototype.onStop=function(){this.stopAllSounds()};c.prototype.onPause=function(){this.pauseAllSounds()};c.prototype.onUnpause=function(){this.unpauseAllSounds()};c.prototype.onRemoved=function(){this.stopAllSounds();this._dropped_url&&URL.revokeObjectURL(this._url)};c.prototype.stopAllSounds=function(){for(var c=0;c<this._audionodes.length;++c)this._audionodes[c].started&&(this._audionodes[c].started=!1,
this._audionodes[c].stop());this._audionodes.length=0};c.prototype.pauseAllSounds=function(){q.getAudioContext().suspend()};c.prototype.unpauseAllSounds=function(){q.getAudioContext().resume()};c.prototype.onExecute=function(){if(this.inputs)for(var c=0;c<this.inputs.length;++c){var a=this.inputs[c];if(null!=a.link){var b=this.getInputData(c);if(void 0!==b)if("gain"==a.name)this.audionode.gain.value=b;else if("src"==a.name)this.setProperty("src",b);else if("playbackRate"==a.name)for(this.properties.playbackRate=
b,a=0;a<this._audionodes.length;++a)this._audionodes[a].playbackRate.value=b}}if(this.outputs)for(c=0;c<this.outputs.length;++c)"buffer"==this.outputs[c].name&&this._audiobuffer&&this.setOutputData(c,this._audiobuffer)};c.prototype.onAction=function(c){this._audiobuffer&&("Play"==c?this.playBuffer(this._audiobuffer):"Stop"==c&&this.stopAllSounds())};c.prototype.onPropertyChanged=function(c,a){if("src"==c)this.loadSound(a);else if("gain"==c)this.audionode.gain.value=a;else if("playbackRate"==c)for(var b=
0;b<this._audionodes.length;++b)this._audionodes[b].playbackRate.value=a};c.prototype.playBuffer=function(c){var a=this,b=q.getAudioContext().createBufferSource();this._last_sourcenode=b;b.graphnode=this;b.buffer=c;b.loop=this.properties.loop;b.playbackRate.value=this.properties.playbackRate;this._audionodes.push(b);b.connect(this.audionode);this._audionodes.push(b);this.trigger("start");b.onended=function(){a.trigger("ended");var c=a._audionodes.indexOf(b);-1!=c&&a._audionodes.splice(c,1)};b.started||
(b.started=!0,b.start());return b};c.prototype.loadSound=function(c){function a(a){this.boxcolor=p.NODE_DEFAULT_BOXCOLOR;b._audiobuffer=a;b._loading_audio=!1;if(b.graph&&b.graph.status===LGraph.STATUS_RUNNING)b.onStart()}var b=this;this._request&&(this._request.abort(),this._request=null);this._audiobuffer=null;this._loading_audio=!1;c&&(this._request=q.loadSound(c,a),this._loading_audio=!0,this.boxcolor="#AA4")};c.prototype.onConnectionsChange=q.onConnectionsChange;c.prototype.onGetInputs=function(){return[["playbackRate",
"number"],["src","string"],["Play",p.ACTION],["Stop",p.ACTION]]};c.prototype.onGetOutputs=function(){return[["buffer","audiobuffer"],["start",p.EVENT],["ended",p.EVENT]]};c.prototype.onDropFile=function(c){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);c=URL.createObjectURL(c);this.properties.src=c;this.loadSound(c);this._dropped_url=c};c.title="Source";c.desc="Plays audio";p.registerNodeType("audio/source",c);m.prototype.onAdded=function(c){if(c.status===LGraph.STATUS_RUNNING)this.onStart()};
m.prototype.onStart=function(){null!=this._media_stream||this._waiting_confirmation||this.openStream()};m.prototype.onStop=function(){this.audionode.gain.value=0};m.prototype.onPause=function(){this.audionode.gain.value=0};m.prototype.onUnpause=function(){this.audionode.gain.value=this.properties.gain};m.prototype.onRemoved=function(){this.audionode.gain.value=0;this.audiosource_node&&(this.audiosource_node.disconnect(this.audionode),this.audiosource_node=null);if(this._media_stream){var c=this._media_stream.getTracks();
c.length&&c[0].stop()}};m.prototype.openStream=function(){function c(b){console.log("Media rejected",b);a._media_stream=!1;a.boxcolor="red"}if(navigator.mediaDevices){this._waiting_confirmation=!0;navigator.mediaDevices.getUserMedia({audio:!0,video:!1}).then(this.streamReady.bind(this))["catch"](c);var a=this}else console.log("getUserMedia() is not supported in your browser, use chrome and enable WebRTC from about://flags")};m.prototype.streamReady=function(c){this._media_stream=c;this.audiosource_node&&
this.audiosource_node.disconnect(this.audionode);this.audiosource_node=q.getAudioContext().createMediaStreamSource(c);this.audiosource_node.graphnode=this;this.audiosource_node.connect(this.audionode);this.boxcolor="white"};m.prototype.onExecute=function(){null!=this._media_stream||this._waiting_confirmation||this.openStream();if(this.inputs)for(var c=0;c<this.inputs.length;++c){var a=this.inputs[c];if(null!=a.link){var b=this.getInputData(c);void 0!==b&&"gain"==a.name&&(this.audionode.gain.value=
this.properties.gain=b)}}};m.prototype.onAction=function(c){"Play"==c?this.audionode.gain.value=this.properties.gain:"Stop"==c&&(this.audionode.gain.value=0)};m.prototype.onPropertyChanged=function(c,a){"gain"==c&&(this.audionode.gain.value=a)};m.prototype.onConnectionsChange=q.onConnectionsChange;m.prototype.onGetInputs=function(){return[["playbackRate","number"],["Play",p.ACTION],["Stop",p.ACTION]]};m.title="MediaSource";m.desc="Plays microphone";p.registerNodeType("audio/media_source",m);n.prototype.onPropertyChanged=
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this.inputs.length)for(var c=1;c<this.inputs.length;++c){var a=this.inputs[c],b=this.getInputData(c);void 0!==b&&(this.audionode[a.name].value=b)}};q.createAudioNodeWrapper(l);l.title="Gain";l.desc="Audio gain";p.registerNodeType("audio/gain",l);q.createAudioNodeWrapper(x);x.prototype.onRemove=function(){this._dropped_url&&URL.revokeObjectURL(this._dropped_url)};x.prototype.onPropertyChanged=function(c,a){"impulse_src"==c?this.loadImpulse(a):"normalize"==c&&(this.audionode.normalize=a)};x.prototype.onDropFile=
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action:c,data:m})};c.prototype.onGetInputs=function(){return[["in",0]]};c.prototype.onGetOutputs=function(){return[["out",0]]};n.registerNodeType("network/websocket",c);m.title="SillyClient";m.desc="Connects to SillyServer to broadcast messages";m.prototype.onPropertyChanged=function(c,m){"room"==c&&(this.room_widget.value=m);this.connectSocket()};m.prototype.setRoom=function(c){this.properties.room=c;this.room_widget.value=c;this.connectSocket()};m.prototype.onDrawForeground=function(){for(var c=
1;c<this.inputs.length;++c){var m=this.inputs[c];m.label="in_"+c}for(c=1;c<this.outputs.length;++c)m=this.outputs[c],m.label="out_"+c};m.prototype.onExecute=function(){if(this._server&&this._server.is_connected){for(var c=this.properties.only_send_changes,m=1;m<this.inputs.length;++m){var e=this.getInputData(m),n=this._last_sent_data[m];if(null!=e){if(c){var w=!0;if(e&&e.length&&n&&n.length==e.length&&e.constructor!==String)for(var u=0;u<e.length;++u){if(n[u]!=e[u]){w=!1;break}}else this._last_sent_data[m]!=
e&&(w=!1);if(w)continue}this._server.sendMessage({type:0,channel:m,data:e});if(e.length&&e.constructor!==String)if(this._last_sent_data[m])for(this._last_sent_data[m].length=e.length,u=0;u<e.length;++u)this._last_sent_data[m][u]=e[u];else this._last_sent_data[m]=e.constructor===Array?e.concat():new e.constructor(e);else this._last_sent_data[m]=e}}for(m=1;m<this.outputs.length;++m)this.setOutputData(m,this._last_received_data[m]);"#AFA"==this.boxcolor&&(this.boxcolor="#6C6")}};m.prototype.connectSocket=
function(){var c=this;if("undefined"==typeof SillyClient)this._error||console.error("SillyClient node cannot be used, you must include SillyServer.js"),this._error=!0;else if(this._server=new SillyClient,this._server.on_ready=function(){console.log("ready");c.boxcolor="#6C6"},this._server.on_message=function(e,m){var w=null;try{w=JSON.parse(m)}catch(u){return}if(1==w.type)if(w.data.object_class&&n[w.data.object_class]){var x=null;try{x=new n[w.data.object_class](w.data),c.triggerSlot(0,x)}catch(A){return}}else c.triggerSlot(0,
w.data);else c._last_received_data[w.channel||0]=w.data;c.boxcolor="#AFA"},this._server.on_error=function(e){console.log("couldnt connect to websocket");c.boxcolor="#E88"},this._server.on_close=function(e){console.log("connection closed");c.boxcolor="#000"},this.properties.url&&this.properties.room){try{this._server.connect(this.properties.url,this.properties.room)}catch(m){console.error("SillyServer error: "+m);this._server=null;return}this._final_url=this.properties.url+"/"+this.properties.room}};
m.prototype.send=function(c){this._server&&this._server.is_connected&&this._server.sendMessage({type:1,data:c})};m.prototype.onAction=function(c,m){this._server&&this._server.is_connected&&this._server.sendMessage({type:1,action:c,data:m})};m.prototype.onGetInputs=function(){return[["in",0]]};m.prototype.onGetOutputs=function(){return[["out",0]]};n.registerNodeType("network/sillyclient",m)})(this);
=======
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    this.live_mode = !1;
    this.allow_searchbox = this.allow_interaction = this.allow_dragnodes = this.allow_dragcanvas = this.show_info = !0;
    this.drag_mode = this.allow_reconnect_links = !1;
    this.filter = this.dragging_rectangle = null;
    this.always_render_background = !1;
    this.render_canvas_border = this.render_shadows = !0;
    this.render_connections_shadows = !1;
    this.render_connections_border = !0;
    this.render_connection_arrows = this.render_curved_connections = !1;
    this.render_collapsed_slots = !0;
    this.render_execution_order = !1;
    this.render_link_tooltip = this.render_title_colored = !0;
    this.links_render_mode = e.SPLINE_LINK;
    this.canvas_mouse = [0, 0];
    this.onSelectionChange = this.onNodeMoved = this.onDrawLinkTooltip = this.onDrawOverlay = this.onDrawForeground = this.onDrawBackground = this.onMouse = this.onSearchBoxSelection = this.onSearchBox = null;
    this.connections_width = 3;
    this.round_radius = 8;
    this.over_link_center = this.node_widget = this.current_node = null;
    this.last_mouse_position = [0, 0];
    this.visible_area = this.ds.visible_area;
    this.visible_links = [];
    b && b.attachCanvas(this);
    this.setCanvas(a);
    this.clear();
    d.skip_render || this.startRendering();
    this.autoresize = d.autoresize;
  }
  function B(a, b) {
    return Math.sqrt((b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1]));
  }
  function y(a, b, d, h, f, e) {
    return d < a && d + f > a && h < b && h + e > b ? !0 : !1;
  }
  function w(a, b) {
    var d = a[0] + a[2], h = a[1] + a[3], f = b[1] + b[3];
    return a[0] > b[0] + b[2] || a[1] > f || d < b[0] || h < b[1] ? !1 : !0;
  }
  function E(a, b) {
    function d(a) {
      var d = parseInt(e.style.top);
      e.style.top = (d + a.deltaY * b.scroll_speed).toFixed() + "px";
      a.preventDefault();
      return !0;
    }
    this.options = b = b || {};
    var h = 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));
    var f = null;
    b.event && (f = b.event.constructor.name);
    "MouseEvent" !== f && "CustomEvent" !== f && "PointerEvent" !== f && (console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."), b.event = null);
    var e = document.createElement("div");
    e.className = "litegraph litecontextmenu litemenubar-panel";
    b.className && (e.className += " " + b.className);
    e.style.minWidth = 100;
    e.style.minHeight = 100;
    e.style.pointerEvents = "none";
    setTimeout(function() {
      e.style.pointerEvents = "auto";
    }, 100);
    e.addEventListener("mouseup", function(a) {
      a.preventDefault();
      return !0;
    }, !0);
    e.addEventListener("contextmenu", function(a) {
      if (2 != a.button) {
        return !1;
      }
      a.preventDefault();
      return !1;
    }, !0);
    e.addEventListener("mousedown", function(a) {
      if (2 == a.button) {
        return h.close(), a.preventDefault(), !0;
      }
    }, !0);
    b.scroll_speed || (b.scroll_speed = 0.1);
    e.addEventListener("wheel", d, !0);
    e.addEventListener("mousewheel", d, !0);
    this.root = e;
    b.title && (f = document.createElement("div"), f.className = "litemenu-title", f.innerHTML = b.title, e.appendChild(f));
    f = 0;
    for (var c in a) {
      var k = a.constructor == Array ? a[c] : c;
      null != k && k.constructor !== String && (k = void 0 === k.content ? String(k) : k.content);
      this.addItem(k, a[c], b);
      f++;
    }
    e.addEventListener("mouseleave", function(a) {
      h.lock || (e.closing_timer && clearTimeout(e.closing_timer), e.closing_timer = setTimeout(h.close.bind(h, a), 500));
    });
    e.addEventListener("mouseenter", function(a) {
      e.closing_timer && clearTimeout(e.closing_timer);
    });
    a = document;
    b.event && (a = b.event.target.ownerDocument);
    a || (a = document);
    a.fullscreenElement ? a.fullscreenElement.appendChild(e) : a.body.appendChild(e);
    c = b.left || 0;
    a = b.top || 0;
    b.event && (c = b.event.clientX - 10, a = b.event.clientY - 10, b.title && (a -= 20), b.parentMenu && (c = b.parentMenu.root.getBoundingClientRect(), c = c.left + c.width), f = document.body.getBoundingClientRect(), k = e.getBoundingClientRect(), c > f.width - k.width - 10 && (c = f.width - k.width - 10), a > f.height - k.height - 10 && (a = f.height - k.height - 10));
    e.style.left = c + "px";
    e.style.top = a + "px";
    b.scale && (e.style.transform = "scale(" + b.scale + ")");
  }
  function z(a) {
    this.points = a;
    this.nearest = this.selected = -1;
    this.size = null;
    this.must_update = !0;
    this.margin = 5;
  }
  var e = v.LiteGraph = {VERSION:0.4, CANVAS_GRID_SIZE:10, NODE_TITLE_HEIGHT:30, NODE_TITLE_TEXT_Y:20, NODE_SLOT_HEIGHT:20, NODE_WIDGET_HEIGHT:20, NODE_WIDTH:140, NODE_MIN_WIDTH:50, NODE_COLLAPSED_RADIUS:10, NODE_COLLAPSED_WIDTH:80, NODE_TITLE_COLOR:"#999", NODE_TEXT_SIZE:14, NODE_TEXT_COLOR:"#AAA", NODE_SUBTEXT_SIZE:12, NODE_DEFAULT_COLOR:"#333", NODE_DEFAULT_BGCOLOR:"#353535", NODE_DEFAULT_BOXCOLOR:"#666", NODE_DEFAULT_SHAPE:"box", DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)", DEFAULT_GROUP_FONT:24, 
  WIDGET_BGCOLOR:"#222", WIDGET_OUTLINE_COLOR:"#666", WIDGET_TEXT_COLOR:"#DDD", WIDGET_SECONDARY_TEXT_COLOR:"#999", LINK_COLOR:"#9A9", EVENT_LINK_COLOR:"#A86", CONNECTING_LINK_COLOR:"#AFA", MAX_NUMBER_OF_NODES:1000, DEFAULT_POSITION:[100, 100], VALID_SHAPES:["default", "box", "round", "card"], BOX_SHAPE:1, ROUND_SHAPE:2, CIRCLE_SHAPE:3, CARD_SHAPE:4, ARROW_SHAPE:5, INPUT:1, OUTPUT:2, EVENT:-1, ACTION:-1, ALWAYS:0, ON_EVENT:1, NEVER:2, ON_TRIGGER:3, UP:1, DOWN:2, LEFT:3, RIGHT:4, CENTER:5, STRAIGHT_LINK:0, 
  LINEAR_LINK:1, SPLINE_LINK:2, NORMAL_TITLE:0, NO_TITLE:1, TRANSPARENT_TITLE:2, AUTOHIDE_TITLE:3, proxy:null, node_images_path:"", debug:!1, catch_exceptions:!0, throw_errors:!0, allow_scripts:!1, registered_node_types:{}, node_types_by_file_extension:{}, Nodes:{}, searchbox_extras:{}, registerNodeType:function(a, b) {
    if (!b.prototype) {
      throw "Cannot register a simple object, it must be a class with a prototype";
    }
    b.type = a;
    e.debug && console.log("Node registered: " + a);
    a.split("/");
    var d = b.name, h = a.lastIndexOf("/");
    b.category = a.substr(0, h);
    b.title || (b.title = d);
    if (b.prototype) {
      for (var f in m.prototype) {
        b.prototype[f] || (b.prototype[f] = m.prototype[f]);
      }
    }
    if (h = this.registered_node_types[a]) {
      console.log("replacing node type: " + a);
    } else {
      if (Object.hasOwnProperty(b.prototype, "shape") || Object.defineProperty(b.prototype, "shape", {set:function(a) {
        switch(a) {
          case "default":
            delete this._shape;
            break;
          case "box":
            this._shape = e.BOX_SHAPE;
            break;
          case "round":
            this._shape = e.ROUND_SHAPE;
            break;
          case "circle":
            this._shape = e.CIRCLE_SHAPE;
            break;
          case "card":
            this._shape = e.CARD_SHAPE;
            break;
          default:
            this._shape = a;
        }
      }, get:function(a) {
        return this._shape;
      }, enumerable:!0, configurable:!0}), b.prototype.onPropertyChange && console.warn("LiteGraph node class " + a + " has onPropertyChange method, it must be called onPropertyChanged with d at the end"), b.supported_extensions) {
        for (f in b.supported_extensions) {
          var x = b.supported_extensions[f];
          x && x.constructor === String && (this.node_types_by_file_extension[x.toLowerCase()] = b);
        }
      }
    }
    this.registered_node_types[a] = b;
    b.constructor.name && (this.Nodes[d] = b);
    if (e.onNodeTypeRegistered) {
      e.onNodeTypeRegistered(a, b);
    }
    if (h && e.onNodeTypeReplaced) {
      e.onNodeTypeReplaced(a, b, h);
    }
  }, unregisterNodeType:function(a) {
    var b = a.constructor === String ? this.registered_node_types[a] : a;
    if (!b) {
      throw "node type not found: " + a;
    }
    delete this.registered_node_types[b.type];
    b.constructor.name && delete this.Nodes[b.constructor.name];
  }, wrapFunctionAsNode:function(a, b, d, h, f) {
    for (var x = Array(b.length), c = "", k = e.getParameterNames(b), n = 0; n < k.length; ++n) {
      c += "this.addInput('" + k[n] + "'," + (d && d[n] ? "'" + d[n] + "'" : "0") + ");\n";
    }
    c += "this.addOutput('out'," + (h ? "'" + h + "'" : 0) + ");\n";
    f && (c += "this.properties = " + JSON.stringify(f) + ";\n");
    d = Function(c);
    d.title = a.split("/").pop();
    d.desc = "Generated from " + b.name;
    d.prototype.onExecute = function() {
      for (var a = 0; a < x.length; ++a) {
        x[a] = this.getInputData(a);
      }
      a = b.apply(this, x);
      this.setOutputData(0, a);
    };
    this.registerNodeType(a, d);
  }, addNodeMethod:function(a, b) {
    m.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 e.debug && console.log('GraphNode type "' + a + '" not registered.'), null;
    }
    b = b || h.title || a;
    var f = null;
    if (e.catch_exceptions) {
      try {
        f = new h(b);
      } catch (H) {
        return console.error(H), null;
      }
    } else {
      f = new h(b);
    }
    f.type = a;
    !f.title && b && (f.title = b);
    f.properties || (f.properties = {});
    f.properties_info || (f.properties_info = []);
    f.flags || (f.flags = {});
    f.size || (f.size = f.computeSize());
    f.pos || (f.pos = e.DEFAULT_POSITION.concat());
    f.mode || (f.mode = e.ALWAYS);
    if (d) {
      for (var x in d) {
        f[x] = d[x];
      }
    }
    return f;
  }, getNodeType:function(a) {
    return this.registered_node_types[a];
  }, getNodeTypesInCategory:function(a, b) {
    var d = [], h;
    for (h in this.registered_node_types) {
      var f = this.registered_node_types[h];
      b && f.filter && f.filter != b || ("" == a ? null == f.category && d.push(f) : f.category == a && d.push(f));
    }
    return d;
  }, getNodeTypesCategories:function(a) {
    var b = {"":1}, d;
    for (d in this.registered_node_types) {
      var h = this.registered_node_types[d];
      !h.category || h.skip_list || a && h.filter != a || (b[h.category] = 1);
    }
    a = [];
    for (d in b) {
      a.push(d);
    }
    return a;
  }, 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 f = d[h].src;
      if (f && f.substr(0, a.length) == a) {
        try {
          e.debug && console.log("Reloading: " + f);
          var x = document.createElement("script");
          x.type = "text/javascript";
          x.src = f;
          b.appendChild(x);
          b.removeChild(d[h]);
        } catch (H) {
          if (e.throw_errors) {
            throw H;
          }
          e.debug && console.log("Error while reloading " + f);
        }
      }
    }
    e.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) {
    if (!a || !b || a == b || a == e.EVENT && b == e.ACTION) {
      return !0;
    }
    a = String(a);
    b = String(b);
    a = a.toLowerCase();
    b = b.toLowerCase();
    if (-1 == a.indexOf(",") && -1 == b.indexOf(",")) {
      return a == b;
    }
    a = a.split(",");
    b = b.split(",");
    for (var d = 0; d < a.length; ++d) {
      for (var h = 0; h < b.length; ++h) {
        if (a[d] == b[h]) {
          return !0;
        }
      }
    }
    return !1;
  }, registerSearchboxExtra:function(a, b, d) {
    this.searchbox_extras[b.toLowerCase()] = {type:a, desc:b, data:d};
  }, fetchFile:function(a, b, d, h) {
    if (!a) {
      return null;
    }
    b = b || "text";
    if (a.constructor === String) {
      return "http" == a.substr(0, 4) && e.proxy && (a = e.proxy + a.substr(a.indexOf(":") + 3)), fetch(a).then(function(a) {
        if (!a.ok) {
          throw Error("File not found");
        }
        if ("arraybuffer" == b) {
          return a.arrayBuffer();
        }
        if ("text" == b || "string" == b) {
          return a.text();
        }
        if ("json" == b) {
          return a.json();
        }
        if ("blob" == b) {
          return a.blob();
        }
      }).then(function(a) {
        d && d(a);
      }).catch(function(b) {
        console.error("error fetching file:", a);
        h && h(b);
      });
    }
    if (a.constructor === File || a.constructor === Blob) {
      var f = new FileReader;
      f.onload = function(a) {
        a = a.target.result;
        "json" == b && (a = JSON.parse(a));
        d && d(a);
      };
      if ("arraybuffer" == b) {
        return f.readAsArrayBuffer(a);
      }
      if ("text" == b || "json" == b) {
        return f.readAsText(a);
      }
      if ("blob" == b) {
        return f.readAsBinaryString(a);
      }
    }
    return null;
  }};
  e.getTime = "undefined" != typeof performance ? performance.now.bind(performance) : "undefined" != typeof Date && Date.now ? Date.now.bind(Date) : "undefined" != typeof process ? function() {
    var a = process.hrtime();
    return 0.001 * a[0] + 1e-6 * a[1];
  } : function() {
    return (new Date).getTime();
  };
  v.LGraph = e.LGraph = c;
  c.supported_types = ["number", "string", "boolean"];
  c.prototype.getSupportedTypes = function() {
    return this.supported_types || c.supported_types;
  };
  c.STATUS_STOPPED = 1;
  c.STATUS_RUNNING = 2;
  c.prototype.clear = function() {
    this.stop();
    this.status = c.STATUS_STOPPED;
    this.last_link_id = this.last_node_id = 0;
    this._version = -1;
    if (this._nodes) {
      for (var a = 0; a < this._nodes.length; ++a) {
        var b = this._nodes[a];
        if (b.onRemoved) {
          b.onRemoved();
        }
      }
    }
    this._nodes = [];
    this._nodes_by_id = {};
    this._nodes_in_order = [];
    this._nodes_executable = null;
    this._groups = [];
    this.links = {};
    this.iteration = 0;
    this.config = {};
    this.vars = {};
    this.fixedtime = this.runningtime = this.globaltime = 0;
    this.elapsed_time = this.fixedtime_lapse = 0.01;
    this.starttime = this.last_update_time = 0;
    this.catch_errors = !0;
    this.inputs = {};
    this.outputs = {};
    this.change();
    this.sendActionToCanvas("clear");
  };
  c.prototype.attachCanvas = function(a) {
    if (a.constructor != l) {
      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);
  };
  c.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));
    }
  };
  c.prototype.start = function(a) {
    if (this.status != c.STATUS_RUNNING) {
      this.status = c.STATUS_RUNNING;
      if (this.onPlayEvent) {
        this.onPlayEvent();
      }
      this.sendEventToAllNodes("onStart");
      this.last_update_time = this.starttime = e.getTime();
      a = a || 0;
      var b = this;
      if (0 == a && "undefined" != typeof window && window.requestAnimationFrame) {
        var d = function() {
          if (-1 == b.execution_timer_id) {
            window.requestAnimationFrame(d);
            if (b.onBeforeStep) {
              b.onBeforeStep();
            }
            b.runStep(1, !this.catch_errors);
            if (b.onAfterStep) {
              b.onAfterStep();
            }
          }
        };
        this.execution_timer_id = -1;
        d();
      } else {
        this.execution_timer_id = setInterval(function() {
          if (b.onBeforeStep) {
            b.onBeforeStep();
          }
          b.runStep(1, !this.catch_errors);
          if (b.onAfterStep) {
            b.onAfterStep();
          }
        }, a);
      }
    }
  };
  c.prototype.stop = function() {
    if (this.status != c.STATUS_STOPPED) {
      this.status = c.STATUS_STOPPED;
      if (this.onStopEvent) {
        this.onStopEvent();
      }
      null != this.execution_timer_id && (-1 != this.execution_timer_id && clearInterval(this.execution_timer_id), this.execution_timer_id = null);
      this.sendEventToAllNodes("onStop");
    }
  };
  c.prototype.runStep = function(a, b, d) {
    a = a || 1;
    var h = e.getTime();
    this.globaltime = 0.001 * (h - this.starttime);
    var f = this._nodes_executable ? this._nodes_executable : this._nodes;
    if (f) {
      d = d || f.length;
      if (b) {
        for (var x = 0; x < a; x++) {
          for (var c = 0; c < d; ++c) {
            var k = f[c];
            if (k.mode == e.ALWAYS && k.onExecute) {
              k.onExecute();
            }
          }
          this.fixedtime += this.fixedtime_lapse;
          if (this.onExecuteStep) {
            this.onExecuteStep();
          }
        }
        if (this.onAfterExecute) {
          this.onAfterExecute();
        }
      } else {
        try {
          for (x = 0; x < a; x++) {
            for (c = 0; c < d; ++c) {
              if (k = f[c], k.mode == e.ALWAYS && k.onExecute) {
                k.onExecute();
              }
            }
            this.fixedtime += this.fixedtime_lapse;
            if (this.onExecuteStep) {
              this.onExecuteStep();
            }
          }
          if (this.onAfterExecute) {
            this.onAfterExecute();
          }
          this.errors_in_execution = !1;
        } catch (J) {
          this.errors_in_execution = !0;
          if (e.throw_errors) {
            throw J;
          }
          e.debug && console.log("Error during execution: " + J);
          this.stop();
        }
      }
      a = e.getTime();
      h = a - h;
      0 == h && (h = 1);
      this.execution_time = 0.001 * h;
      this.globaltime += 0.001 * h;
      this.iteration += 1;
      this.elapsed_time = 0.001 * (a - this.last_update_time);
      this.last_update_time = a;
    }
  };
  c.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]);
    }
  };
  c.prototype.computeExecutionOrder = function(a, b) {
    for (var d = [], h = [], f = {}, x = {}, c = {}, k = 0, n = this._nodes.length; k < n; ++k) {
      var p = this._nodes[k];
      if (!a || p.onExecute) {
        f[p.id] = p;
        var l = 0;
        if (p.inputs) {
          for (var t = 0, g = p.inputs.length; t < g; t++) {
            p.inputs[t] && null != p.inputs[t].link && (l += 1);
          }
        }
        0 == l ? (h.push(p), b && (p._level = 1)) : (b && (p._level = 0), c[p.id] = l);
      }
    }
    for (; 0 != h.length;) {
      if (p = h.shift(), d.push(p), delete f[p.id], p.outputs) {
        for (k = 0; k < p.outputs.length; k++) {
          if (a = p.outputs[k], null != a && null != a.links && 0 != a.links.length) {
            for (t = 0; t < a.links.length; t++) {
              (n = this.links[a.links[t]]) && !x[n.id] && (l = this.getNodeById(n.target_id), null == l ? x[n.id] = !0 : (b && (!l._level || l._level <= p._level) && (l._level = p._level + 1), x[n.id] = !0, --c[l.id], 0 == c[l.id] && h.push(l)));
            }
          }
        }
      }
    }
    for (k in f) {
      d.push(f[k]);
    }
    d.length != this._nodes.length && e.debug && console.warn("something went wrong, nodes missing");
    n = d.length;
    for (k = 0; k < n; ++k) {
      d[k].order = k;
    }
    d = d.sort(function(a, b) {
      var d = a.constructor.priority || a.priority || 0, f = b.constructor.priority || b.priority || 0;
      return d == f ? a.order - b.order : d - f;
    });
    for (k = 0; k < n; ++k) {
      d[k].order = k;
    }
    return d;
  };
  c.prototype.getAncestors = function(a) {
    for (var b = [], d = [a], h = {}; d.length;) {
      var f = d.shift();
      if (f.inputs) {
        h[f.id] || f == a || (h[f.id] = !0, b.push(f));
        for (var e = 0; e < f.inputs.length; ++e) {
          var c = f.getInputNode(e);
          c && -1 == b.indexOf(c) && d.push(c);
        }
      }
    }
    b.sort(function(a, b) {
      return a.order - b.order;
    });
    return b;
  };
  c.prototype.arrange = function(a) {
    a = a || 100;
    for (var b = this.computeExecutionOrder(!1, !0), d = [], h = 0; h < b.length; ++h) {
      var f = b[h], x = f._level || 1;
      d[x] || (d[x] = []);
      d[x].push(f);
    }
    b = a;
    for (h = 0; h < d.length; ++h) {
      if (x = d[h]) {
        for (var c = 100, k = a + e.NODE_TITLE_HEIGHT, n = 0; n < x.length; ++n) {
          f = x[n], f.pos[0] = b, f.pos[1] = k, f.size[0] > c && (c = f.size[0]), k += f.size[1] + a + e.NODE_TITLE_HEIGHT;
        }
        b += c + a;
      }
    }
    this.setDirtyCanvas(!0, !0);
  };
  c.prototype.getTime = function() {
    return this.globaltime;
  };
  c.prototype.getFixedTime = function() {
    return this.fixedtime;
  };
  c.prototype.getElapsedTime = function() {
    return this.elapsed_time;
  };
  c.prototype.sendEventToAllNodes = function(a, b, d) {
    d = d || e.ALWAYS;
    var h = this._nodes_in_order ? this._nodes_in_order : this._nodes;
    if (h) {
      for (var f = 0, x = h.length; f < x; ++f) {
        var c = h[f];
        if (c.constructor === e.Subgraph && "onExecute" != a) {
          c.mode == d && c.sendEventToAllNodes(a, b, d);
        } else {
          if (c[a] && c.mode == d) {
            if (void 0 === b) {
              c[a]();
            } else {
              if (b && b.constructor === Array) {
                c[a].apply(c, b);
              } else {
                c[a](b);
              }
            }
          }
        }
      }
    }
  };
  c.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);
      }
    }
  };
  c.prototype.add = function(a, b) {
    if (a) {
      if (a.constructor === g) {
        this._groups.push(a), this.setDirtyCanvas(!0), this.change(), a.graph = this, this._version++;
      } else {
        -1 != a.id && null != this._nodes_by_id[a.id] && (console.warn("LiteGraph: there is already a node with this ID, changing it"), a.id = ++this.last_node_id);
        if (this._nodes.length >= e.MAX_NUMBER_OF_NODES) {
          throw "LiteGraph: max number of nodes in a graph reached";
        }
        null == a.id || -1 == a.id ? a.id = ++this.last_node_id : this.last_node_id < a.id && (this.last_node_id = a.id);
        a.graph = this;
        this._version++;
        this._nodes.push(a);
        this._nodes_by_id[a.id] = a;
        if (a.onAdded) {
          a.onAdded(this);
        }
        this.config.align_to_grid && a.alignToGrid();
        b || this.updateExecutionOrder();
        if (this.onNodeAdded) {
          this.onNodeAdded(a);
        }
        this.setDirtyCanvas(!0);
        this.change();
        return a;
      }
    }
  };
  c.prototype.remove = function(a) {
    if (a.constructor === e.LGraphGroup) {
      var b = this._groups.indexOf(a);
      -1 != b && this._groups.splice(b, 1);
      a.graph = null;
      this._version++;
      this.setDirtyCanvas(!0, !0);
      this.change();
    } else {
      if (null != this._nodes_by_id[a.id] && !a.ignore_remove) {
        if (a.inputs) {
          for (b = 0; b < a.inputs.length; b++) {
            var 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;
        this._version++;
        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();
      }
    }
  };
  c.prototype.getNodeById = function(a) {
    return null == a ? null : this._nodes_by_id[a];
  };
  c.prototype.findNodesByClass = function(a, b) {
    b = b || [];
    for (var d = b.length = 0, h = this._nodes.length; d < h; ++d) {
      this._nodes[d].constructor === a && b.push(this._nodes[d]);
    }
    return b;
  };
  c.prototype.findNodesByType = function(a, b) {
    a = a.toLowerCase();
    b = b || [];
    for (var d = b.length = 0, h = this._nodes.length; d < h; ++d) {
      this._nodes[d].type.toLowerCase() == a && b.push(this._nodes[d]);
    }
    return b;
  };
  c.prototype.findNodeByTitle = function(a) {
    for (var b = 0, d = this._nodes.length; b < d; ++b) {
      if (this._nodes[b].title == a) {
        return this._nodes[b];
      }
    }
    return null;
  };
  c.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;
  };
  c.prototype.getNodeOnPos = function(a, b, d, h) {
    d = d || this._nodes;
    for (var f = d.length - 1; 0 <= f; f--) {
      var e = d[f];
      if (e.isPointInside(a, b, h)) {
        return e;
      }
    }
    return null;
  };
  c.prototype.getGroupOnPos = function(a, b) {
    for (var d = this._groups.length - 1; 0 <= d; d--) {
      var h = this._groups[d];
      if (h.isPointInside(a, b, 2, !0)) {
        return h;
      }
    }
    return null;
  };
  c.prototype.checkNodeTypes = function() {
    for (var a = 0; a < this._nodes.length; a++) {
      var b = this._nodes[a];
      if (b.constructor != e.registered_node_types[b.type]) {
        console.log("node being replaced by newer version: " + b.type);
        var d = e.createNode(b.type);
        this._nodes[a] = d;
        d.configure(b.serialize());
        d.graph = this;
        this._nodes_by_id[d.id] = d;
        b.inputs && (d.inputs = b.inputs.concat());
        b.outputs && (d.outputs = b.outputs.concat());
      }
    }
    this.updateExecutionOrder();
  };
  c.prototype.onAction = function(a, b) {
    this._input_nodes = this.findNodesByClass(e.GraphInput, this._input_nodes);
    for (var d = 0; d < this._input_nodes.length; ++d) {
      var h = this._input_nodes[d];
      if (h.properties.name == a) {
        h.onAction(a, b);
        break;
      }
    }
  };
  c.prototype.trigger = function(a, b) {
    if (this.onTrigger) {
      this.onTrigger(a, b);
    }
  };
  c.prototype.addInput = function(a, b, d) {
    if (!this.inputs[a]) {
      this.inputs[a] = {name:a, type:b, value:d};
      this._version++;
      if (this.onInputAdded) {
        this.onInputAdded(a, b);
      }
      if (this.onInputsOutputsChange) {
        this.onInputsOutputsChange();
      }
    }
  };
  c.prototype.setInputData = function(a, b) {
    if (a = this.inputs[a]) {
      a.value = b;
    }
  };
  c.prototype.getInputData = function(a) {
    return (a = this.inputs[a]) ? a.value : null;
  };
  c.prototype.renameInput = function(a, b) {
    if (b != a) {
      if (!this.inputs[a]) {
        return !1;
      }
      if (this.inputs[b]) {
        return console.error("there is already one input with that name"), !1;
      }
      this.inputs[b] = this.inputs[a];
      delete this.inputs[a];
      this._version++;
      if (this.onInputRenamed) {
        this.onInputRenamed(a, b);
      }
      if (this.onInputsOutputsChange) {
        this.onInputsOutputsChange();
      }
    }
  };
  c.prototype.changeInputType = function(a, b) {
    if (!this.inputs[a]) {
      return !1;
    }
    if (!this.inputs[a].type || String(this.inputs[a].type).toLowerCase() != String(b).toLowerCase()) {
      if (this.inputs[a].type = b, this._version++, this.onInputTypeChanged) {
        this.onInputTypeChanged(a, b);
      }
    }
  };
  c.prototype.removeInput = function(a) {
    if (!this.inputs[a]) {
      return !1;
    }
    delete this.inputs[a];
    this._version++;
    if (this.onInputRemoved) {
      this.onInputRemoved(a);
    }
    if (this.onInputsOutputsChange) {
      this.onInputsOutputsChange();
    }
    return !0;
  };
  c.prototype.addOutput = function(a, b, d) {
    this.outputs[a] = {name:a, type:b, value:d};
    this._version++;
    if (this.onOutputAdded) {
      this.onOutputAdded(a, b);
    }
    if (this.onInputsOutputsChange) {
      this.onInputsOutputsChange();
    }
  };
  c.prototype.setOutputData = function(a, b) {
    if (a = this.outputs[a]) {
      a.value = b;
    }
  };
  c.prototype.getOutputData = function(a) {
    return (a = this.outputs[a]) ? a.value : null;
  };
  c.prototype.renameOutput = function(a, b) {
    if (!this.outputs[a]) {
      return !1;
    }
    if (this.outputs[b]) {
      return console.error("there is already one output with that name"), !1;
    }
    this.outputs[b] = this.outputs[a];
    delete this.outputs[a];
    this._version++;
    if (this.onOutputRenamed) {
      this.onOutputRenamed(a, b);
    }
    if (this.onInputsOutputsChange) {
      this.onInputsOutputsChange();
    }
  };
  c.prototype.changeOutputType = function(a, b) {
    if (!this.outputs[a]) {
      return !1;
    }
    if (!this.outputs[a].type || String(this.outputs[a].type).toLowerCase() != String(b).toLowerCase()) {
      if (this.outputs[a].type = b, this._version++, this.onOutputTypeChanged) {
        this.onOutputTypeChanged(a, b);
      }
    }
  };
  c.prototype.removeOutput = function(a) {
    if (!this.outputs[a]) {
      return !1;
    }
    delete this.outputs[a];
    this._version++;
    if (this.onOutputRemoved) {
      this.onOutputRemoved(a);
    }
    if (this.onInputsOutputsChange) {
      this.onInputsOutputsChange();
    }
    return !0;
  };
  c.prototype.triggerInput = function(a, b) {
    a = this.findNodesByTitle(a);
    for (var d = 0; d < a.length; ++d) {
      a[d].onTrigger(b);
    }
  };
  c.prototype.setCallback = function(a, b) {
    a = this.findNodesByTitle(a);
    for (var d = 0; d < a.length; ++d) {
      a[d].setTrigger(b);
    }
  };
  c.prototype.connectionChange = function(a, b) {
    this.updateExecutionOrder();
    if (this.onConnectionChange) {
      this.onConnectionChange(a);
    }
    this._version++;
    this.sendActionToCanvas("onConnectionChange");
  };
  c.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;
  };
  c.prototype.clearTriggeredSlots = function() {
    for (var a in this.links) {
      var b = this.links[a];
      b && b._last_time && (b._last_time = 0);
    }
  };
  c.prototype.change = function() {
    e.debug && console.log("Graph changed");
    this.sendActionToCanvas("setDirty", [!0, !0]);
    if (this.on_change) {
      this.on_change(this);
    }
  };
  c.prototype.setDirtyCanvas = function(a, b) {
    this.sendActionToCanvas("setDirty", [a, b]);
  };
  c.prototype.removeLink = function(a) {
    if (a = this.links[a]) {
      var b = this.getNodeById(a.target_id);
      b && b.disconnectInput(a.target_slot);
    }
  };
  c.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];
      if (!h.serialize) {
        console.warn("weird LLink bug, link info is not a LLink but a regular object");
        var f = new q;
        for (b in h) {
          f[b] = h[b];
        }
        h = this.links[b] = f;
      }
      d.push(h.serialize());
    }
    h = [];
    for (b = 0; b < this._groups.length; ++b) {
      h.push(this._groups[b].serialize());
    }
    return {last_node_id:this.last_node_id, last_link_id:this.last_link_id, nodes:a, links:d, groups:h, config:this.config, version:e.VERSION};
  };
  c.prototype.configure = function(a, b) {
    if (a) {
      b || this.clear();
      b = a.nodes;
      if (a.links && a.links.constructor === Array) {
        for (var d = [], h = 0; h < a.links.length; ++h) {
          var f = a.links[h];
          if (f) {
            var c = new q;
            c.configure(f);
            d[c.id] = c;
          } else {
            console.warn("serialized graph link data contains errors, skipping.");
          }
        }
        a.links = d;
      }
      for (h in a) {
        "nodes" != h && "groups" != h && (this[h] = a[h]);
      }
      d = !1;
      this._nodes = [];
      if (b) {
        h = 0;
        for (f = b.length; h < f; ++h) {
          c = b[h];
          var k = e.createNode(c.type, c.title);
          k || (e.debug && console.log("Node not found or has errors: " + c.type), k = new m, k.last_serialization = c, d = k.has_errors = !0);
          k.id = c.id;
          this.add(k, !0);
        }
        h = 0;
        for (f = b.length; h < f; ++h) {
          c = b[h], (k = this.getNodeById(c.id)) && k.configure(c);
        }
      }
      this._groups.length = 0;
      if (a.groups) {
        for (h = 0; h < a.groups.length; ++h) {
          b = new e.LGraphGroup, b.configure(a.groups[h]), this.add(b);
        }
      }
      this.updateExecutionOrder();
      this._version++;
      this.setDirtyCanvas(!0, !0);
      return d;
    }
  };
  c.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);
    };
  };
  c.prototype.onNodeTrace = function(a, b, d) {
  };
  q.prototype.configure = function(a) {
    a.constructor === Array ? (this.id = a[0], this.origin_id = a[1], this.origin_slot = a[2], this.target_id = a[3], this.target_slot = a[4], this.type = a[5]) : (this.id = a.id, this.type = a.type, this.origin_id = a.origin_id, this.origin_slot = a.origin_slot, this.target_id = a.target_id, this.target_slot = a.target_slot);
  };
  q.prototype.serialize = function() {
    return [this.id, this.origin_id, this.origin_slot, this.target_id, this.target_slot, this.type];
  };
  e.LLink = q;
  v.LGraphNode = e.LGraphNode = m;
  m.prototype._ctor = function(a) {
    this.title = a || "Unnamed";
    this.size = [e.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.flags = {};
  };
  m.prototype.configure = function(a) {
    this.graph && this.graph._version++;
    for (var b in a) {
      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] = e.cloneObject(a[b], this[b]) : this[b] = a[b]);
      }
    }
    a.title || (this.title = this.constructor.title);
    if (this.onConnectionsChange) {
      if (this.inputs) {
        for (d = 0; d < this.inputs.length; ++d) {
          b = this.inputs[d];
          var h = this.graph ? this.graph.links[b.link] : null;
          this.onConnectionsChange(e.INPUT, d, !0, h, b);
        }
      }
      if (this.outputs) {
        for (d = 0; d < this.outputs.length; ++d) {
          var f = this.outputs[d];
          if (f.links) {
            for (b = 0; b < f.links.length; ++b) {
              h = this.graph ? this.graph.links[f.links[b]] : null, this.onConnectionsChange(e.OUTPUT, d, !0, h, f);
            }
          }
        }
      }
    }
    if (this.widgets) {
      for (d = 0; d < this.widgets.length; ++d) {
        (b = this.widgets[d]) && b.options && b.options.property && this.properties[b.options.property] && (b.value = JSON.parse(JSON.stringify(this.properties[b.options.property])));
      }
      if (a.widgets_values) {
        for (d = 0; d < a.widgets_values.length; ++d) {
          this.widgets[d] && (this.widgets[d].value = a.widgets_values[d]);
        }
      }
    }
    if (this.onConfigure) {
      this.onConfigure(a);
    }
  };
  m.prototype.serialize = function() {
    var a = {id:this.id, type:this.type, pos:this.pos, size:this.size, flags:e.cloneObject(this.flags), order:this.order, mode:this.mode};
    if (this.constructor === m && this.last_serialization) {
      return this.last_serialization;
    }
    this.inputs && (a.inputs = this.inputs);
    if (this.outputs) {
      for (var b = 0; b < this.outputs.length; b++) {
        delete this.outputs[b]._data;
      }
      a.outputs = this.outputs;
    }
    this.title && this.title != this.constructor.title && (a.title = this.title);
    this.properties && (a.properties = e.cloneObject(this.properties));
    if (this.widgets && this.serialize_widgets) {
      for (a.widgets_values = [], b = 0; b < this.widgets.length; ++b) {
        a.widgets_values[b] = this.widgets[b] ? this.widgets[b].value : null;
      }
    }
    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);
    this.onSerialize && this.onSerialize(a) && console.warn("node onSerialize shouldnt return anything, data should be stored in the object pass in the first parameter");
    return a;
  };
  m.prototype.clone = function() {
    var a = e.createNode(this.type);
    if (!a) {
      return null;
    }
    var b = e.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;
  };
  m.prototype.toString = function() {
    return JSON.stringify(this.serialize());
  };
  m.prototype.getTitle = function() {
    return this.title || this.constructor.title;
  };
  m.prototype.setProperty = function(a, b) {
    this.properties || (this.properties = {});
    if (b !== this.properties[a]) {
      var d = this.properties[a];
      this.properties[a] = b;
      this.onPropertyChanged && !1 === this.onPropertyChanged(a, b, d) && (this.properties[a] = d);
      if (this.widgets) {
        for (d = 0; d < this.widgets.length; ++d) {
          var h = this.widgets[d];
          if (h && h.options.property == a) {
            h.value = b;
            break;
          }
        }
      }
    }
  };
  m.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++) {
          var h = this.graph.links[this.outputs[a].links[d]];
          h && (h.data = b);
        }
      }
    }
  };
  m.prototype.setOutputDataType = function(a, b) {
    if (this.outputs && !(-1 == a || a >= this.outputs.length)) {
      var d = this.outputs[a];
      if (d && (d.type = b, this.outputs[a].links)) {
        for (d = 0; d < this.outputs[a].links.length; d++) {
          this.graph.links[this.outputs[a].links[d]].type = b;
        }
      }
    }
  };
  m.prototype.getInputData = function(a, b) {
    if (this.inputs && !(a >= this.inputs.length || null == this.inputs[a].link)) {
      a = this.graph.links[this.inputs[a].link];
      if (!a) {
        return null;
      }
      if (!b) {
        return a.data;
      }
      b = this.graph.getNodeById(a.origin_id);
      if (!b) {
        return a.data;
      }
      if (b.updateOutputData) {
        b.updateOutputData(a.origin_slot);
      } else {
        if (b.onExecute) {
          b.onExecute();
        }
      }
      return a.data;
    }
  };
  m.prototype.getInputDataType = function(a) {
    if (!this.inputs || a >= this.inputs.length || null == this.inputs[a].link) {
      return null;
    }
    a = this.graph.links[this.inputs[a].link];
    if (!a) {
      return null;
    }
    var b = this.graph.getNodeById(a.origin_id);
    return b ? (a = b.outputs[a.origin_slot]) ? a.type : null : a.type;
  };
  m.prototype.getInputDataByName = function(a, b) {
    a = this.findInputSlot(a);
    return -1 == a ? null : this.getInputData(a, b);
  };
  m.prototype.isInputConnected = function(a) {
    return this.inputs ? a < this.inputs.length && null != this.inputs[a].link : !1;
  };
  m.prototype.getInputInfo = function(a) {
    return this.inputs ? a < this.inputs.length ? this.inputs[a] : null : null;
  };
  m.prototype.getInputNode = function(a) {
    if (!this.inputs || a >= this.inputs.length) {
      return null;
    }
    a = this.inputs[a];
    return a && null !== a.link ? (a = this.graph.links[a.link]) ? this.graph.getNodeById(a.origin_id) : null : null;
  };
  m.prototype.getInputOrProperty = function(a) {
    if (!this.inputs || !this.inputs.length) {
      return this.properties ? this.properties[a] : null;
    }
    for (var b = 0, d = this.inputs.length; b < d; ++b) {
      var h = this.inputs[b];
      if (a == h.name && null != h.link && (h = this.graph.links[h.link])) {
        return h.data;
      }
    }
    return this.properties[a];
  };
  m.prototype.getOutputData = function(a) {
    return !this.outputs || a >= this.outputs.length ? null : this.outputs[a]._data;
  };
  m.prototype.getOutputInfo = function(a) {
    return this.outputs ? a < this.outputs.length ? this.outputs[a] : null : null;
  };
  m.prototype.isOutputConnected = function(a) {
    return this.outputs ? a < this.outputs.length && this.outputs[a].links && this.outputs[a].links.length : !1;
  };
  m.prototype.isAnyOutputConnected = function() {
    if (!this.outputs) {
      return !1;
    }
    for (var a = 0; a < this.outputs.length; ++a) {
      if (this.outputs[a].links && this.outputs[a].links.length) {
        return !0;
      }
    }
    return !1;
  };
  m.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;
  };
  m.prototype.trigger = function(a, b) {
    if (this.outputs && this.outputs.length) {
      this.graph && (this.graph._last_trigger_time = e.getTime());
      for (var d = 0; d < this.outputs.length; ++d) {
        var h = this.outputs[d];
        !h || h.type !== e.EVENT || a && h.name != a || this.triggerSlot(d, b);
      }
    }
  };
  m.prototype.triggerSlot = function(a, b, d) {
    if (this.outputs && (a = this.outputs[a]) && (a = a.links) && a.length) {
      this.graph && (this.graph._last_trigger_time = e.getTime());
      for (var h = 0; h < a.length; ++h) {
        var f = a[h];
        if (null == d || d == f) {
          var c = this.graph.links[a[h]];
          if (c && (c._last_time = e.getTime(), f = this.graph.getNodeById(c.target_id))) {
            if (c = f.inputs[c.target_slot], f.onAction) {
              f.onAction(c.name, b);
            } else {
              if (f.mode === e.ON_TRIGGER && f.onExecute) {
                f.onExecute(b);
              }
            }
          }
        }
      }
    }
  };
  m.prototype.clearTriggeredSlot = function(a, b) {
    if (this.outputs && (a = this.outputs[a]) && (a = a.links) && a.length) {
      for (var d = 0; d < a.length; ++d) {
        var h = a[d];
        if (null == b || b == h) {
          if (h = this.graph.links[a[d]]) {
            h._last_time = 0;
          }
        }
      }
    }
  };
  m.prototype.addProperty = function(a, b, d, h) {
    d = {name:a, type:d, default_value:b};
    if (h) {
      for (var f in h) {
        d[f] = h[f];
      }
    }
    this.properties_info || (this.properties_info = []);
    this.properties_info.push(d);
    this.properties || (this.properties = {});
    this.properties[a] = b;
    return d;
  };
  m.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();
    this.setDirtyCanvas(!0, !0);
    return a;
  };
  m.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 f in d[2]) {
          h[f] = d[2][f];
        }
      }
      this.outputs || (this.outputs = []);
      this.outputs.push(h);
      if (this.onOutputAdded) {
        this.onOutputAdded(h);
      }
    }
    this.size = this.computeSize();
    this.setDirtyCanvas(!0, !0);
  };
  m.prototype.removeOutput = function(a) {
    this.disconnectOutput(a);
    this.outputs.splice(a, 1);
    for (var b = a; b < this.outputs.length; ++b) {
      if (this.outputs[b] && this.outputs[b].links) {
        for (var d = this.outputs[b].links, h = 0; h < d.length; ++h) {
          var f = this.graph.links[d[h]];
          f && --f.origin_slot;
        }
      }
    }
    this.size = this.computeSize();
    if (this.onOutputRemoved) {
      this.onOutputRemoved(a);
    }
    this.setDirtyCanvas(!0, !0);
  };
  m.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);
    }
    this.setDirtyCanvas(!0, !0);
    return a;
  };
  m.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 f in d[2]) {
          h[f] = d[2][f];
        }
      }
      this.inputs || (this.inputs = []);
      this.inputs.push(h);
      if (this.onInputAdded) {
        this.onInputAdded(h);
      }
    }
    this.size = this.computeSize();
    this.setDirtyCanvas(!0, !0);
  };
  m.prototype.removeInput = function(a) {
    this.disconnectInput(a);
    this.inputs.splice(a, 1);
    for (var b = a; b < this.inputs.length; ++b) {
      if (this.inputs[b]) {
        var d = this.graph.links[this.inputs[b].link];
        d && --d.target_slot;
      }
    }
    this.size = this.computeSize();
    if (this.onInputRemoved) {
      this.onInputRemoved(a);
    }
    this.setDirtyCanvas(!0, !0);
  };
  m.prototype.addConnection = function(a, b, d, h) {
    a = {name:a, type:b, pos:d, direction:h, links:null};
    this.connections.push(a);
    return a;
  };
  m.prototype.computeSize = function(a, b) {
    function d(a) {
      return a ? h * a.length * 0.6 : 0;
    }
    if (this.constructor.size) {
      return this.constructor.size.concat();
    }
    a = Math.max(this.inputs ? this.inputs.length : 1, this.outputs ? this.outputs.length : 1);
    b = b || new Float32Array([0, 0]);
    a = Math.max(a, 1);
    var h = e.NODE_TEXT_SIZE, f = d(this.title), c = 0, k = 0;
    if (this.inputs) {
      for (var n = 0, p = this.inputs.length; n < p; ++n) {
        var l = this.inputs[n];
        l = l.label || l.name || "";
        l = d(l);
        c < l && (c = l);
      }
    }
    if (this.outputs) {
      for (n = 0, p = this.outputs.length; n < p; ++n) {
        l = this.outputs[n], l = l.label || l.name || "", l = d(l), k < l && (k = l);
      }
    }
    b[0] = Math.max(c + k + 10, f);
    b[0] = Math.max(b[0], e.NODE_WIDTH);
    this.widgets && this.widgets.length && (b[0] = Math.max(b[0], 1.5 * e.NODE_WIDTH));
    b[1] = (this.constructor.slot_start_y || 0) + a * e.NODE_SLOT_HEIGHT;
    a = 0;
    if (this.widgets && this.widgets.length) {
      n = 0;
      for (p = this.widgets.length; n < p; ++n) {
        a = this.widgets[n].computeSize ? a + (this.widgets[n].computeSize(b[0])[1] + 4) : a + (e.NODE_WIDGET_HEIGHT + 4);
      }
      a += 8;
    }
    b[1] = this.widgets_up ? Math.max(b[1], a) : null != this.widgets_start_y ? Math.max(b[1], a + this.widgets_start_y) : b[1] + a;
    if (this.onResize) {
      this.onResize(b);
    }
    this.constructor.min_height && b[1] < this.constructor.min_height && (b[1] = this.constructor.min_height);
    b[1] += 6;
    return b;
  };
  m.prototype.getPropertyInfo = function(a) {
    var b = null;
    if (this.properties_info) {
      for (var d = 0; d < this.properties_info.length; ++d) {
        if (this.properties_info[d].name == a) {
          b = this.properties_info[d];
          break;
        }
      }
    }
    this.constructor["@" + a] && (b = this.constructor["@" + a]);
    this.onGetPropertyInfo && (b = this.onGetPropertyInfo(a));
    b || (b = {});
    b.type || (b.type = typeof this.properties[a]);
    return b;
  };
  m.prototype.addWidget = function(a, b, d, h, f) {
    this.widgets || (this.widgets = []);
    !f && h && h.constructor === Object && (f = h, h = null);
    f && f.constructor === String && (f = {property:f});
    h && h.constructor === String && (f || (f = {}), f.property = h, h = null);
    h && h.constructor !== Function && (console.warn("addWidget: callback must be a function"), h = null);
    b = {type:a.toLowerCase(), name:b, value:d, callback:h, options:f || {}};
    void 0 !== b.options.y && (b.y = b.options.y);
    h || b.options.callback || b.options.property || console.warn("LiteGraph addWidget(...) without a callback or property assigned");
    if ("combo" == a && !b.options.values) {
      throw "LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }";
    }
    this.widgets.push(b);
    this.size = this.computeSize();
    return b;
  };
  m.prototype.addCustomWidget = function(a) {
    this.widgets || (this.widgets = []);
    this.widgets.push(a);
    return a;
  };
  m.prototype.getBounding = function(a) {
    a = a || new Float32Array(4);
    a[0] = this.pos[0] - 4;
    a[1] = this.pos[1] - e.NODE_TITLE_HEIGHT;
    a[2] = this.size[0] + 4;
    a[3] = this.size[1] + e.NODE_TITLE_HEIGHT;
    if (this.onBounding) {
      this.onBounding(a);
    }
    return a;
  };
  m.prototype.isPointInside = function(a, b, d, h) {
    d = d || 0;
    var f = this.graph && this.graph.isLive() ? 0 : e.NODE_TITLE_HEIGHT;
    h && (f = 0);
    if (this.flags && this.flags.collapsed) {
      if (y(a, b, this.pos[0] - d, this.pos[1] - e.NODE_TITLE_HEIGHT - d, (this._collapsed_width || e.NODE_COLLAPSED_WIDTH) + 2 * d, e.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] - f - d < b && this.pos[1] + this.size[1] + d > b) {
        return !0;
      }
    }
    return !1;
  };
  m.prototype.getSlotInPosition = function(a, b) {
    var d = new Float32Array(2);
    if (this.inputs) {
      for (var h = 0, f = this.inputs.length; h < f; ++h) {
        var e = this.inputs[h];
        this.getConnectionPos(!0, h, d);
        if (y(a, b, d[0] - 10, d[1] - 5, 20, 10)) {
          return {input:e, slot:h, link_pos:d};
        }
      }
    }
    if (this.outputs) {
      for (h = 0, f = this.outputs.length; h < f; ++h) {
        if (e = this.outputs[h], this.getConnectionPos(!1, h, d), y(a, b, d[0] - 10, d[1] - 5, 20, 10)) {
          return {output:e, slot:h, link_pos:d};
        }
      }
    }
    return null;
  };
  m.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;
  };
  m.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;
  };
  m.prototype.connect = function(a, b, d) {
    d = d || 0;
    if (!this.graph) {
      return console.log("Connect: Error, node doesn't belong to any graph. Nodes must be added first to a graph before connecting them."), null;
    }
    if (a.constructor === String) {
      if (a = this.findOutputSlot(a), -1 == a) {
        return e.debug && console.log("Connect: Error, no slot of name " + a), null;
      }
    } else {
      if (!this.outputs || a >= this.outputs.length) {
        return e.debug && console.log("Connect: Error, slot number not found"), null;
      }
    }
    b && b.constructor === Number && (b = this.graph.getNodeById(b));
    if (!b) {
      throw "target node is null";
    }
    if (b == this) {
      return null;
    }
    if (d.constructor === String) {
      if (d = b.findInputSlot(d), -1 == d) {
        return e.debug && console.log("Connect: Error, no slot of name " + d), null;
      }
    } else {
      if (d === e.EVENT) {
        return null;
      }
      if (!b.inputs || d >= b.inputs.length) {
        return e.debug && console.log("Connect: Error, slot number not found"), null;
      }
    }
    null != b.inputs[d].link && b.disconnectInput(d);
    var h = this.outputs[a];
    if (b.onConnectInput && !1 === b.onConnectInput(d, h.type, h)) {
      return null;
    }
    var f = b.inputs[d], c = null;
    if (e.isValidConnection(h.type, f.type)) {
      c = new q(++this.graph.last_link_id, f.type, this.id, a, b.id, d);
      this.graph.links[c.id] = c;
      null == h.links && (h.links = []);
      h.links.push(c.id);
      b.inputs[d].link = c.id;
      this.graph && this.graph._version++;
      if (this.onConnectionsChange) {
        this.onConnectionsChange(e.OUTPUT, a, !0, c, h);
      }
      if (b.onConnectionsChange) {
        b.onConnectionsChange(e.INPUT, d, !0, c, f);
      }
      this.graph && this.graph.onNodeConnectionChange && (this.graph.onNodeConnectionChange(e.INPUT, b, d, this, a), this.graph.onNodeConnectionChange(e.OUTPUT, this, a, b, d));
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this, c);
    return c;
  };
  m.prototype.disconnectOutput = function(a, b) {
    if (a.constructor === String) {
      if (a = this.findOutputSlot(a), -1 == a) {
        return e.debug && console.log("Connect: Error, no slot of name " + a), !1;
      }
    } else {
      if (!this.outputs || a >= this.outputs.length) {
        return e.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    var d = this.outputs[a];
    if (!d || !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, f = d.links.length; h < f; h++) {
        var c = d.links[h], k = this.graph.links[c];
        if (k.target_id == b.id) {
          d.links.splice(h, 1);
          var n = b.inputs[k.target_slot];
          n.link = null;
          delete this.graph.links[c];
          this.graph && this.graph._version++;
          if (b.onConnectionsChange) {
            b.onConnectionsChange(e.INPUT, k.target_slot, !1, k, n);
          }
          if (this.onConnectionsChange) {
            this.onConnectionsChange(e.OUTPUT, a, !1, k, d);
          }
          if (this.graph && this.graph.onNodeConnectionChange) {
            this.graph.onNodeConnectionChange(e.OUTPUT, this, a);
          }
          this.graph && this.graph.onNodeConnectionChange && (this.graph.onNodeConnectionChange(e.OUTPUT, this, a), this.graph.onNodeConnectionChange(e.INPUT, b, k.target_slot));
          break;
        }
      }
    } else {
      h = 0;
      for (f = d.links.length; h < f; h++) {
        if (c = d.links[h], k = this.graph.links[c]) {
          b = this.graph.getNodeById(k.target_id);
          this.graph && this.graph._version++;
          if (b) {
            n = b.inputs[k.target_slot];
            n.link = null;
            if (b.onConnectionsChange) {
              b.onConnectionsChange(e.INPUT, k.target_slot, !1, k, n);
            }
            if (this.graph && this.graph.onNodeConnectionChange) {
              this.graph.onNodeConnectionChange(e.INPUT, b, k.target_slot);
            }
          }
          delete this.graph.links[c];
          if (this.onConnectionsChange) {
            this.onConnectionsChange(e.OUTPUT, a, !1, k, d);
          }
          this.graph && this.graph.onNodeConnectionChange && (this.graph.onNodeConnectionChange(e.OUTPUT, this, a), this.graph.onNodeConnectionChange(e.INPUT, b, k.target_slot));
        }
      }
      d.links = null;
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  m.prototype.disconnectInput = function(a) {
    if (a.constructor === String) {
      if (a = this.findInputSlot(a), -1 == a) {
        return e.debug && console.log("Connect: Error, no slot of name " + a), !1;
      }
    } else {
      if (!this.inputs || a >= this.inputs.length) {
        return e.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;
    var h = this.graph.links[d];
    if (h) {
      var f = this.graph.getNodeById(h.origin_id);
      if (!f) {
        return !1;
      }
      var c = f.outputs[h.origin_slot];
      if (!c || !c.links || 0 == c.links.length) {
        return !1;
      }
      for (var k = 0, n = c.links.length; k < n; k++) {
        if (c.links[k] == d) {
          c.links.splice(k, 1);
          break;
        }
      }
      delete this.graph.links[d];
      this.graph && this.graph._version++;
      if (this.onConnectionsChange) {
        this.onConnectionsChange(e.INPUT, a, !1, h, b);
      }
      if (f.onConnectionsChange) {
        f.onConnectionsChange(e.OUTPUT, k, !1, h, c);
      }
      this.graph && this.graph.onNodeConnectionChange && (this.graph.onNodeConnectionChange(e.OUTPUT, f, k), this.graph.onNodeConnectionChange(e.INPUT, this, a));
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  m.prototype.getConnectionPos = function(a, b, d) {
    d = d || new Float32Array(2);
    var h = 0;
    a && this.inputs && (h = this.inputs.length);
    !a && this.outputs && (h = this.outputs.length);
    var f = 0.5 * e.NODE_SLOT_HEIGHT;
    if (this.flags.collapsed) {
      return b = this._collapsed_width || e.NODE_COLLAPSED_WIDTH, this.horizontal ? (d[0] = this.pos[0] + 0.5 * b, d[1] = a ? this.pos[1] - e.NODE_TITLE_HEIGHT : this.pos[1]) : (d[0] = a ? this.pos[0] : this.pos[0] + b, d[1] = this.pos[1] - 0.5 * e.NODE_TITLE_HEIGHT), d;
    }
    if (a && -1 == b) {
      return d[0] = this.pos[0] + 0.5 * e.NODE_TITLE_HEIGHT, d[1] = this.pos[1] + 0.5 * e.NODE_TITLE_HEIGHT, d;
    }
    if (a && h > b && this.inputs[b].pos) {
      return d[0] = this.pos[0] + this.inputs[b].pos[0], d[1] = this.pos[1] + this.inputs[b].pos[1], d;
    }
    if (!a && h > b && this.outputs[b].pos) {
      return d[0] = this.pos[0] + this.outputs[b].pos[0], d[1] = this.pos[1] + this.outputs[b].pos[1], d;
    }
    if (this.horizontal) {
      return d[0] = this.pos[0] + this.size[0] / h * (b + 0.5), d[1] = a ? this.pos[1] - e.NODE_TITLE_HEIGHT : this.pos[1] + this.size[1], d;
    }
    d[0] = a ? this.pos[0] + f : this.pos[0] + this.size[0] + 1 - f;
    d[1] = this.pos[1] + (b + 0.7) * e.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0);
    return d;
  };
  m.prototype.alignToGrid = function() {
    this.pos[0] = e.CANVAS_GRID_SIZE * Math.round(this.pos[0] / e.CANVAS_GRID_SIZE);
    this.pos[1] = e.CANVAS_GRID_SIZE * Math.round(this.pos[1] / e.CANVAS_GRID_SIZE);
  };
  m.prototype.trace = function(a) {
    this.console || (this.console = []);
    this.console.push(a);
    this.console.length > m.MAX_CONSOLE && this.console.shift();
    this.graph.onNodeTrace(this, a);
  };
  m.prototype.setDirtyCanvas = function(a, b) {
    this.graph && this.graph.sendActionToCanvas("setDirty", [a, b]);
  };
  m.prototype.loadImage = function(a) {
    var b = new Image;
    b.src = e.node_images_path + a;
    b.ready = !1;
    var d = this;
    b.onload = function() {
      this.ready = !0;
      d.setDirtyCanvas(!0);
    };
    return b;
  };
  m.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;
        }
      }
    }
  };
  m.prototype.collapse = function(a) {
    this.graph._version++;
    if (!1 !== this.constructor.collapsable || a) {
      this.flags.collapsed = this.flags.collapsed ? !1 : !0, this.setDirtyCanvas(!0, !0);
    }
  };
  m.prototype.pin = function(a) {
    this.graph._version++;
    this.flags.pinned = void 0 === a ? !this.flags.pinned : a;
  };
  m.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]];
  };
  v.LGraphGroup = e.LGraphGroup = g;
  g.prototype._ctor = function(a) {
    this.title = a || "Group";
    this.font_size = 24;
    this.color = l.node_colors.pale_blue ? l.node_colors.pale_blue.groupcolor : "#AAA";
    this._bounding = new Float32Array([10, 10, 140, 80]);
    this._pos = this._bounding.subarray(0, 2);
    this._size = this._bounding.subarray(2, 4);
    this._nodes = [];
    this.graph = null;
    Object.defineProperty(this, "pos", {set:function(a) {
      !a || 2 > a.length || (this._pos[0] = a[0], this._pos[1] = a[1]);
    }, get:function() {
      return this._pos;
    }, enumerable:!0});
    Object.defineProperty(this, "size", {set:function(a) {
      !a || 2 > a.length || (this._size[0] = Math.max(140, a[0]), this._size[1] = Math.max(80, a[1]));
    }, get:function() {
      return this._size;
    }, enumerable:!0});
  };
  g.prototype.configure = function(a) {
    this.title = a.title;
    this._bounding.set(a.bounding);
    this.color = a.color;
    this.font = a.font;
  };
  g.prototype.serialize = function() {
    var a = this._bounding;
    return {title:this.title, bounding:[Math.round(a[0]), Math.round(a[1]), Math.round(a[2]), Math.round(a[3])], color:this.color, font:this.font};
  };
  g.prototype.move = function(a, b, d) {
    this._pos[0] += a;
    this._pos[1] += b;
    if (!d) {
      for (d = 0; d < this._nodes.length; ++d) {
        var h = this._nodes[d];
        h.pos[0] += a;
        h.pos[1] += b;
      }
    }
  };
  g.prototype.recomputeInsideNodes = function() {
    this._nodes.length = 0;
    for (var a = this.graph._nodes, b = new Float32Array(4), d = 0; d < a.length; ++d) {
      var h = a[d];
      h.getBounding(b);
      w(this._bounding, b) && this._nodes.push(h);
    }
  };
  g.prototype.isPointInside = m.prototype.isPointInside;
  g.prototype.setDirtyCanvas = m.prototype.setDirtyCanvas;
  e.DragAndScale = r;
  r.prototype.bindEvents = function(a) {
    this.last_mouse = new Float32Array(2);
    this._binded_mouse_callback = this.onMouse.bind(this);
    a.addEventListener("mousedown", this._binded_mouse_callback);
    a.addEventListener("mousemove", this._binded_mouse_callback);
    a.addEventListener("mousewheel", this._binded_mouse_callback, !1);
    a.addEventListener("wheel", this._binded_mouse_callback, !1);
  };
  r.prototype.computeVisibleArea = function() {
    if (this.element) {
      var a = -this.offset[0], b = -this.offset[1], d = a + this.element.width / this.scale, h = b + this.element.height / this.scale;
      this.visible_area[0] = a;
      this.visible_area[1] = b;
      this.visible_area[2] = d - a;
      this.visible_area[3] = h - b;
    } else {
      this.visible_area[0] = this.visible_area[1] = this.visible_area[2] = this.visible_area[3] = 0;
    }
  };
  r.prototype.onMouse = function(a) {
    if (this.enabled) {
      var b = this.element, d = b.getBoundingClientRect(), h = a.clientX - d.left;
      d = a.clientY - d.top;
      a.canvasx = h;
      a.canvasy = d;
      a.dragging = this.dragging;
      var f = !1;
      this.onmouse && (f = this.onmouse(a));
      if ("mousedown" == a.type) {
        this.dragging = !0, b.removeEventListener("mousemove", this._binded_mouse_callback), document.body.addEventListener("mousemove", this._binded_mouse_callback), document.body.addEventListener("mouseup", this._binded_mouse_callback);
      } else {
        if ("mousemove" == a.type) {
          f || (b = h - this.last_mouse[0], f = d - this.last_mouse[1], this.dragging && this.mouseDrag(b, f));
        } else {
          if ("mouseup" == a.type) {
            this.dragging = !1, document.body.removeEventListener("mousemove", this._binded_mouse_callback), document.body.removeEventListener("mouseup", this._binded_mouse_callback), b.addEventListener("mousemove", this._binded_mouse_callback);
          } else {
            if ("mousewheel" == a.type || "wheel" == a.type || "DOMMouseScroll" == a.type) {
              a.eventType = "mousewheel", a.wheel = "wheel" == a.type ? -a.deltaY : null != a.wheelDeltaY ? a.wheelDeltaY : -60 * a.detail, a.delta = a.wheelDelta ? a.wheelDelta / 40 : a.deltaY ? -a.deltaY / 3 : 0, this.changeDeltaScale(1.0 + 0.05 * a.delta);
            }
          }
        }
      }
      this.last_mouse[0] = h;
      this.last_mouse[1] = d;
      a.preventDefault();
      a.stopPropagation();
      return !1;
    }
  };
  r.prototype.toCanvasContext = function(a) {
    a.scale(this.scale, this.scale);
    a.translate(this.offset[0], this.offset[1]);
  };
  r.prototype.convertOffsetToCanvas = function(a) {
    return [(a[0] + this.offset[0]) * this.scale, (a[1] + this.offset[1]) * this.scale];
  };
  r.prototype.convertCanvasToOffset = function(a, b) {
    b = b || [0, 0];
    b[0] = a[0] / this.scale - this.offset[0];
    b[1] = a[1] / this.scale - this.offset[1];
    return b;
  };
  r.prototype.mouseDrag = function(a, b) {
    this.offset[0] += a / this.scale;
    this.offset[1] += b / this.scale;
    if (this.onredraw) {
      this.onredraw(this);
    }
  };
  r.prototype.changeScale = function(a, b) {
    a < this.min_scale ? a = this.min_scale : a > this.max_scale && (a = this.max_scale);
    if (a != this.scale && this.element) {
      var d = this.element.getBoundingClientRect();
      if (d && (b = b || [0.5 * d.width, 0.5 * d.height], d = this.convertCanvasToOffset(b), this.scale = a, 0.01 > Math.abs(this.scale - 1) && (this.scale = 1), a = this.convertCanvasToOffset(b), a = [a[0] - d[0], a[1] - d[1]], this.offset[0] += a[0], this.offset[1] += a[1], this.onredraw)) {
        this.onredraw(this);
      }
    }
  };
  r.prototype.changeDeltaScale = function(a, b) {
    this.changeScale(this.scale * a, b);
  };
  r.prototype.reset = function() {
    this.scale = 1;
    this.offset[0] = 0;
    this.offset[1] = 0;
  };
  v.LGraphCanvas = e.LGraphCanvas = l;
  l.link_type_colors = {"-1":e.EVENT_LINK_COLOR, number:"#AAA", node:"#DCA"};
  l.gradients = {};
  l.prototype.clear = function() {
    this.fps = this.render_time = this.last_draw_time = this.frame = 0;
    this.dragging_rectangle = null;
    this.selected_nodes = {};
    this.selected_group = null;
    this.visible_nodes = [];
    this.connecting_node = this.node_capturing_input = this.node_over = this.node_dragged = null;
    this.highlighted_links = {};
    this.dirty_bgcanvas = this.dirty_canvas = !0;
    this.node_widget = this.node_in_panel = this.dirty_area = null;
    this.last_mouse = [0, 0];
    this.last_mouseclick = 0;
    this.visible_area.set([0, 0, 0, 0]);
    if (this.onClear) {
      this.onClear();
    }
  };
  l.prototype.setGraph = function(a, b) {
    this.graph != a && (b || this.clear(), !a && this.graph ? this.graph.detachCanvas(this) : (a.attachCanvas(this), this._graph_stack && (this._graph_stack = null), this.setDirty(!0, !0)));
  };
  l.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);
  };
  l.prototype.closeSubgraph = function() {
    if (this._graph_stack && 0 != this._graph_stack.length) {
      var a = this.graph._subgraph_node, b = this._graph_stack.pop();
      this.selected_nodes = {};
      this.highlighted_links = {};
      b.attachCanvas(this);
      this.setDirty(!0, !0);
      a && (this.centerOnNode(a), this.selectNodes([a]));
    }
  };
  l.prototype.getCurrentGraph = function() {
    return this.graph;
  };
  l.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, this.ds.element = a)) {
      a.className += " lgraphcanvas";
      a.data = this;
      a.tabindex = "1";
      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 doesn't support Canvas";
      }
      null == (this.ctx = a.getContext("2d")) && (a.webgl_enabled || console.warn("This canvas seems to be WebGL, enabling WebGL renderer"), this.enableWebGL());
      this._mousemove_callback = this.processMouseMove.bind(this);
      this._mouseup_callback = this.processMouseUp.bind(this);
      b || this.bindEvents();
    }
  };
  l.prototype._doNothing = function(a) {
    a.preventDefault();
    return !1;
  };
  l.prototype._doReturnTrue = function(a) {
    a.preventDefault();
    return !0;
  };
  l.prototype.bindEvents = function() {
    if (this._events_binded) {
      console.warn("LGraphCanvas: events already binded");
    } else {
      var a = this.canvas, b = this.getCanvasWindow().document;
      this._mousedown_callback = this.processMouseDown.bind(this);
      this._mousewheel_callback = this.processMouseWheel.bind(this);
      a.addEventListener("mousedown", this._mousedown_callback, !0);
      a.addEventListener("mousemove", this._mousemove_callback);
      a.addEventListener("mousewheel", this._mousewheel_callback, !1);
      a.addEventListener("contextmenu", this._doNothing);
      a.addEventListener("DOMMouseScroll", this._mousewheel_callback, !1);
      a.addEventListener("touchstart", this.touchHandler, !0);
      a.addEventListener("touchmove", this.touchHandler, !0);
      a.addEventListener("touchend", this.touchHandler, !0);
      a.addEventListener("touchcancel", this.touchHandler, !0);
      this._key_callback = this.processKey.bind(this);
      a.addEventListener("keydown", this._key_callback, !0);
      b.addEventListener("keyup", this._key_callback, !0);
      this._ondrop_callback = this.processDrop.bind(this);
      a.addEventListener("dragover", this._doNothing, !1);
      a.addEventListener("dragend", this._doNothing, !1);
      a.addEventListener("drop", this._ondrop_callback, !1);
      a.addEventListener("dragenter", this._doReturnTrue, !1);
      this._events_binded = !0;
    }
  };
  l.prototype.unbindEvents = function() {
    if (this._events_binded) {
      var a = this.getCanvasWindow().document;
      this.canvas.removeEventListener("mousedown", this._mousedown_callback);
      this.canvas.removeEventListener("mousewheel", this._mousewheel_callback);
      this.canvas.removeEventListener("DOMMouseScroll", this._mousewheel_callback);
      this.canvas.removeEventListener("keydown", this._key_callback);
      a.removeEventListener("keyup", this._key_callback);
      this.canvas.removeEventListener("contextmenu", this._doNothing);
      this.canvas.removeEventListener("drop", this._ondrop_callback);
      this.canvas.removeEventListener("dragenter", this._doReturnTrue);
      this.canvas.removeEventListener("touchstart", this.touchHandler);
      this.canvas.removeEventListener("touchmove", this.touchHandler);
      this.canvas.removeEventListener("touchend", this.touchHandler);
      this.canvas.removeEventListener("touchcancel", this.touchHandler);
      this._ondrop_callback = this._key_callback = this._mousewheel_callback = this._mousedown_callback = null;
      this._events_binded = !1;
    } else {
      console.warn("LGraphCanvas: no events binded");
    }
  };
  l.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();
  };
  l.prototype.enableWebGL = function() {
    this.gl = this.ctx = enableWebGLCanvas(this.canvas);
    this.ctx.webgl = !0;
    this.bgcanvas = this.canvas;
    this.bgctx = this.gl;
    this.canvas.webgl_enabled = !0;
  };
  l.prototype.setDirty = function(a, b) {
    a && (this.dirty_canvas = !0);
    b && (this.dirty_bgcanvas = !0);
  };
  l.prototype.getCanvasWindow = function() {
    if (!this.canvas) {
      return window;
    }
    var a = this.canvas.ownerDocument;
    return a.defaultView || a.parentWindow;
  };
  l.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));
  };
  l.prototype.stopRendering = function() {
    this.is_rendering = !1;
  };
  l.prototype.processMouseDown = function(a) {
    if (this.graph) {
      this.adjustMouseEvent(a);
      var b = this.getCanvasWindow();
      l.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, 5), h = !1, f = 300 > e.getTime() - this.last_mouseclick;
      this.canvas_mouse[0] = a.canvasX;
      this.canvas_mouse[1] = a.canvasY;
      this.canvas.focus();
      e.closeAllContextMenus(b);
      if (!this.onMouse || 1 != this.onMouse(a)) {
        if (1 == a.which) {
          a.ctrlKey && (this.dragging_rectangle = new Float32Array(4), this.dragging_rectangle[0] = a.canvasX, this.dragging_rectangle[1] = a.canvasY, this.dragging_rectangle[2] = 1, this.dragging_rectangle[3] = 1, h = !0);
          var c = !1;
          if (d && this.allow_interaction && !h && !this.read_only) {
            this.live_mode || d.flags.pinned || this.bringToFront(d);
            if (!this.connecting_node && !d.flags.collapsed && !this.live_mode) {
              if (!h && !1 !== d.resizable && y(a.canvasX, a.canvasY, d.pos[0] + d.size[0] - 5, d.pos[1] + d.size[1] - 5, 10, 10)) {
                this.resizing_node = d, this.canvas.style.cursor = "se-resize", h = !0;
              } else {
                if (d.outputs) {
                  for (var k = 0, n = d.outputs.length; k < n; ++k) {
                    var p = d.outputs[k], g = d.getConnectionPos(!1, k);
                    if (y(a.canvasX, a.canvasY, g[0] - 15, g[1] - 10, 30, 20)) {
                      this.connecting_node = d;
                      this.connecting_output = p;
                      this.connecting_pos = d.getConnectionPos(!1, k);
                      this.connecting_slot = k;
                      a.shiftKey && d.disconnectOutput(k);
                      if (f) {
                        if (d.onOutputDblClick) {
                          d.onOutputDblClick(k, a);
                        }
                      } else {
                        if (d.onOutputClick) {
                          d.onOutputClick(k, a);
                        }
                      }
                      h = !0;
                      break;
                    }
                  }
                }
                if (d.inputs) {
                  for (k = 0, n = d.inputs.length; k < n; ++k) {
                    if (p = d.inputs[k], g = d.getConnectionPos(!0, k), y(a.canvasX, a.canvasY, g[0] - 15, g[1] - 10, 30, 20)) {
                      if (f) {
                        if (d.onInputDblClick) {
                          d.onInputDblClick(k, a);
                        }
                      } else {
                        if (d.onInputClick) {
                          d.onInputClick(k, a);
                        }
                      }
                      if (null !== p.link) {
                        h = this.graph.links[p.link];
                        d.disconnectInput(k);
                        if (this.allow_reconnect_links || a.shiftKey) {
                          this.connecting_node = this.graph._nodes_by_id[h.origin_id], this.connecting_slot = h.origin_slot, this.connecting_output = this.connecting_node.outputs[this.connecting_slot], this.connecting_pos = this.connecting_node.getConnectionPos(!1, this.connecting_slot);
                        }
                        h = this.dirty_bgcanvas = !0;
                      }
                    }
                  }
                }
              }
            }
            if (!h) {
              k = !1;
              if (n = this.processNodeWidgets(d, this.canvas_mouse, a)) {
                k = !0, this.node_widget = [d, n];
              }
              if (f && this.selected_nodes[d.id]) {
                if (d.onDblClick) {
                  d.onDblClick(a, [a.canvasX - d.pos[0], a.canvasY - d.pos[1]], this);
                }
                this.processNodeDblClicked(d);
                k = !0;
              }
              d.onMouseDown && d.onMouseDown(a, [a.canvasX - d.pos[0], a.canvasY - d.pos[1]], this) ? k = !0 : this.live_mode && (k = c = !0);
              k || (this.allow_dragnodes && (this.node_dragged = d), this.selected_nodes[d.id] || this.processNodeSelected(d, a));
              this.dirty_canvas = !0;
            }
          } else {
            if (!this.read_only) {
              for (k = 0; k < this.visible_links.length; ++k) {
                if (d = this.visible_links[k], c = d._pos, !(!c || a.canvasX < c[0] - 4 || a.canvasX > c[0] + 4 || a.canvasY < c[1] - 4 || a.canvasY > c[1] + 4)) {
                  this.showLinkMenu(d, a);
                  this.over_link_center = null;
                  break;
                }
              }
            }
            this.selected_group = this.graph.getGroupOnPos(a.canvasX, a.canvasY);
            this.selected_group_resizing = !1;
            this.selected_group && !this.read_only && (a.ctrlKey && (this.dragging_rectangle = null), 10 > B([a.canvasX, a.canvasY], [this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1]]) * this.ds.scale ? this.selected_group_resizing = !0 : this.selected_group.recomputeInsideNodes());
            f && !this.read_only && this.allow_searchbox && this.showSearchBox(a);
            c = !0;
          }
          !h && c && this.allow_dragcanvas && (this.dragging_canvas = !0);
        } else {
          2 != a.which && 3 == a.which && (this.read_only || this.processContextMenu(d, a));
        }
        this.last_mouse[0] = a.localX;
        this.last_mouse[1] = a.localY;
        this.last_mouseclick = e.getTime();
        this.last_mouse_dragging = !0;
        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;
      }
    }
  };
  l.prototype.processMouseMove = function(a) {
    this.autoresize && this.resize();
    if (this.graph) {
      l.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[0] = a.canvasX;
      this.canvas_mouse[1] = a.canvasY;
      a.dragging = this.last_mouse_dragging;
      this.node_widget && (this.processNodeWidgets(this.node_widget[0], this.canvas_mouse, a, this.node_widget[1]), this.dirty_canvas = !0);
      if (this.dragging_rectangle) {
        this.dragging_rectangle[2] = a.canvasX - this.dragging_rectangle[0], this.dragging_rectangle[3] = a.canvasY - this.dragging_rectangle[1], this.dirty_canvas = !0;
      } else {
        if (this.selected_group && !this.read_only) {
          this.selected_group_resizing ? this.selected_group.size = [a.canvasX - this.selected_group.pos[0], a.canvasY - this.selected_group.pos[1]] : (this.selected_group.move(d[0] / this.ds.scale, d[1] / this.ds.scale, a.ctrlKey), this.selected_group._nodes.length && (this.dirty_canvas = !0)), this.dirty_bgcanvas = !0;
        } else {
          if (this.dragging_canvas) {
            this.ds.offset[0] += d[0] / this.ds.scale, this.ds.offset[1] += d[1] / this.ds.scale, this.dirty_bgcanvas = this.dirty_canvas = !0;
          } else {
            if (this.allow_interaction && !this.read_only) {
              this.connecting_node && (this.dirty_canvas = !0);
              var h = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
              b = 0;
              for (var f = this.graph._nodes.length; b < f; ++b) {
                if (this.graph._nodes[b].mouseOver && h != this.graph._nodes[b]) {
                  this.graph._nodes[b].mouseOver = !1;
                  if (this.node_over && this.node_over.onMouseLeave) {
                    this.node_over.onMouseLeave(a);
                  }
                  this.node_over = null;
                  this.dirty_canvas = !0;
                }
              }
              if (h) {
                if (!h.mouseOver && (h.mouseOver = !0, this.node_over = h, this.dirty_canvas = !0, h.onMouseEnter)) {
                  h.onMouseEnter(a);
                }
                if (h.onMouseMove) {
                  h.onMouseMove(a, [a.canvasX - h.pos[0], a.canvasY - h.pos[1]], this);
                }
                if (this.connecting_node && (f = this._highlight_input || [0, 0], !this.isOverNodeBox(h, a.canvasX, a.canvasY))) {
                  var c = this.isOverNodeInput(h, a.canvasX, a.canvasY, f);
                  -1 != c && h.inputs[c] ? e.isValidConnection(this.connecting_output.type, h.inputs[c].type) && (this._highlight_input = f) : this._highlight_input = null;
                }
                this.canvas && (y(a.canvasX, a.canvasY, h.pos[0] + h.size[0] - 5, h.pos[1] + h.size[1] - 5, 5, 5) ? this.canvas.style.cursor = "se-resize" : this.canvas.style.cursor = "crosshair");
              } else {
                f = null;
                for (b = 0; b < this.visible_links.length; ++b) {
                  c = this.visible_links[b];
                  var k = c._pos;
                  if (!(!k || a.canvasX < k[0] - 4 || a.canvasX > k[0] + 4 || a.canvasY < k[1] - 4 || a.canvasY > k[1] + 4)) {
                    f = c;
                    break;
                  }
                }
                f != this.over_link_center && (this.over_link_center = f, this.dirty_canvas = !0);
                this.canvas && (this.canvas.style.cursor = "");
              }
              if (this.node_capturing_input && this.node_capturing_input != h && this.node_capturing_input.onMouseMove) {
                this.node_capturing_input.onMouseMove(a, [a.canvasX - this.node_capturing_input.pos[0], a.canvasY - this.node_capturing_input.pos[1]], this);
              }
              if (this.node_dragged && !this.live_mode) {
                for (b in this.selected_nodes) {
                  h = this.selected_nodes[b], h.pos[0] += d[0] / this.ds.scale, h.pos[1] += d[1] / this.ds.scale;
                }
                this.dirty_bgcanvas = this.dirty_canvas = !0;
              }
              if (this.resizing_node && !this.live_mode) {
                this.resizing_node.size[0] = a.canvasX - this.resizing_node.pos[0];
                this.resizing_node.size[1] = a.canvasY - this.resizing_node.pos[1];
                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[0] < e.NODE_MIN_WIDTH && (this.resizing_node.size[0] = e.NODE_MIN_WIDTH);
                h = this.resizing_node.widgets;
                c = 0;
                if (h && h.length) {
                  b = 0;
                  for (f = h.length; b < f; ++b) {
                    c = h[b].computeSize ? c + (h[b].computeSize(this.resizing_node.size[0])[1] + 4) : c + (e.NODE_WIDGET_HEIGHT + 4);
                  }
                  c += 8;
                }
                b = d * e.NODE_SLOT_HEIGHT + c;
                this.resizing_node.size[1] < b && (this.resizing_node.size[1] = b);
                this.canvas.style.cursor = "se-resize";
                this.dirty_bgcanvas = this.dirty_canvas = !0;
              }
            }
          }
        }
      }
      a.preventDefault();
      return !1;
    }
  };
  l.prototype.processMouseUp = function(a) {
    if (this.graph) {
      var b = this.getCanvasWindow().document;
      l.active_canvas = this;
      b.removeEventListener("mousemove", this._mousemove_callback, !0);
      this.canvas.addEventListener("mousemove", this._mousemove_callback, !0);
      b.removeEventListener("mouseup", this._mouseup_callback, !0);
      this.adjustMouseEvent(a);
      b = e.getTime();
      a.click_time = b - this.last_mouseclick;
      this.last_mouse_dragging = !1;
      if (1 == a.which) {
        if (this.node_widget && this.processNodeWidgets(this.node_widget[0], this.canvas_mouse, a), this.node_widget = null, this.selected_group && (this.selected_group.move(this.selected_group.pos[0] - Math.round(this.selected_group.pos[0]), this.selected_group.pos[1] - Math.round(this.selected_group.pos[1]), a.ctrlKey), this.selected_group.pos[0] = Math.round(this.selected_group.pos[0]), this.selected_group.pos[1] = Math.round(this.selected_group.pos[1]), this.selected_group._nodes.length && (this.dirty_canvas = 
        !0), this.selected_group = null), this.selected_group_resizing = !1, this.dragging_rectangle) {
          if (this.graph) {
            b = this.graph._nodes;
            var d = new Float32Array(4);
            this.deselectAllNodes();
            var h = Math.abs(this.dragging_rectangle[2]), f = Math.abs(this.dragging_rectangle[3]), c = 0 > this.dragging_rectangle[3] ? this.dragging_rectangle[1] - f : this.dragging_rectangle[1];
            this.dragging_rectangle[0] = 0 > this.dragging_rectangle[2] ? this.dragging_rectangle[0] - h : this.dragging_rectangle[0];
            this.dragging_rectangle[1] = c;
            this.dragging_rectangle[2] = h;
            this.dragging_rectangle[3] = f;
            f = [];
            for (c = 0; c < b.length; ++c) {
              h = b[c], h.getBounding(d), w(this.dragging_rectangle, d) && f.push(h);
            }
            f.length && this.selectNodes(f);
          }
          this.dragging_rectangle = null;
        } else {
          if (this.connecting_node) {
            this.dirty_bgcanvas = this.dirty_canvas = !0;
            if (h = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes)) {
              this.connecting_output.type == e.EVENT && this.isOverNodeBox(h, a.canvasX, a.canvasY) ? this.connecting_node.connect(this.connecting_slot, h, e.EVENT) : (b = this.isOverNodeInput(h, a.canvasX, a.canvasY), -1 != b ? this.connecting_node.connect(this.connecting_slot, h, b) : (b = h.getInputInfo(0), this.connecting_output.type == e.EVENT ? this.connecting_node.connect(this.connecting_slot, h, e.EVENT) : b && !b.link && e.isValidConnection(b.type && this.connecting_output.type) && this.connecting_node.connect(this.connecting_slot, 
              h, 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) {
                (h = this.node_dragged) && 300 > a.click_time && y(a.canvasX, a.canvasY, h.pos[0], h.pos[1] - e.NODE_TITLE_HEIGHT, e.NODE_TITLE_HEIGHT, e.NODE_TITLE_HEIGHT) && h.collapse();
                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();
                if (this.onNodeMoved) {
                  this.onNodeMoved(this.node_dragged);
                }
                this.node_dragged = null;
              } else {
                h = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
                !h && 300 > a.click_time && this.deselectAllNodes();
                this.dirty_canvas = !0;
                this.dragging_canvas = !1;
                if (this.node_over && this.node_over.onMouseUp) {
                  this.node_over.onMouseUp(a, [a.canvasX - this.node_over.pos[0], a.canvasY - this.node_over.pos[1]], this);
                }
                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;
    }
  };
  l.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.ds.scale;
      0 < b ? d *= 1.1 : 0 > b && (d *= 1 / 1.1);
      this.ds.changeScale(d, [a.localX, a.localY]);
      this.graph.change();
      a.preventDefault();
      return !1;
    }
  };
  l.prototype.isOverNodeBox = function(a, b, d) {
    var h = e.NODE_TITLE_HEIGHT;
    return y(b, d, a.pos[0] + 2, a.pos[1] + 2 - h, h - 4, h - 4) ? !0 : !1;
  };
  l.prototype.isOverNodeInput = function(a, b, d, h) {
    if (a.inputs) {
      for (var f = 0, e = a.inputs.length; f < e; ++f) {
        var c = a.getConnectionPos(!0, f);
        if (a.horizontal ? y(b, d, c[0] - 5, c[1] - 10, 10, 20) : y(b, d, c[0] - 10, c[1] - 5, 40, 10)) {
          return h && (h[0] = c[0], h[1] = c[1]), f;
        }
      }
    }
    return -1;
  };
  l.prototype.processKey = function(a) {
    if (this.graph) {
      var b = !1;
      if ("input" != a.target.localName) {
        if ("keydown" == a.type) {
          if (32 == a.keyCode && (b = this.dragging_canvas = !0), 65 == a.keyCode && a.ctrlKey && (this.selectNodes(), b = !0), "KeyC" == a.code && (a.metaKey || a.ctrlKey) && !a.shiftKey && this.selected_nodes && (this.copyToClipboard(), b = !0), "KeyV" != a.code || !a.metaKey && !a.ctrlKey || a.shiftKey || this.pasteFromClipboard(), 46 != a.keyCode && 8 != a.keyCode || "input" == a.target.localName || "textarea" == a.target.localName || (this.deleteSelectedNodes(), b = !0), 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 && (32 == a.keyCode && (this.dragging_canvas = !1), 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(), a.stopImmediatePropagation(), !1;
        }
      }
    }
  };
  l.prototype.copyToClipboard = function() {
    var a = {nodes:[], links:[]}, b = 0, d = [], h;
    for (h in this.selected_nodes) {
      var f = this.selected_nodes[h];
      f._relative_id = b;
      d.push(f);
      b += 1;
    }
    for (h = 0; h < d.length; ++h) {
      if (f = d[h], b = f.clone()) {
        if (a.nodes.push(b.serialize()), f.inputs && f.inputs.length) {
          for (b = 0; b < f.inputs.length; ++b) {
            var e = f.inputs[b];
            if (e && null != e.link && (e = this.graph.links[e.link])) {
              var c = this.graph.getNodeById(e.origin_id);
              c && this.selected_nodes[c.id] && a.links.push([c._relative_id, e.origin_slot, f._relative_id, e.target_slot]);
            }
          }
        }
      } else {
        console.warn("node type not found: " + f.type);
      }
    }
    localStorage.setItem("litegrapheditor_clipboard", JSON.stringify(a));
  };
  l.prototype.pasteFromClipboard = function() {
    var a = localStorage.getItem("litegrapheditor_clipboard");
    if (a) {
      a = JSON.parse(a);
      for (var b = [], d = 0; d < a.nodes.length; ++d) {
        var h = a.nodes[d], f = e.createNode(h.type);
        f && (f.configure(h), f.pos[0] += 5, f.pos[1] += 5, this.graph.add(f), b.push(f));
      }
      for (d = 0; d < a.links.length; ++d) {
        h = a.links[d];
        f = b[h[0]];
        var c = b[h[2]];
        f && c ? f.connect(h[1], c, h[3]) : console.warn("Warning, nodes missing on pasting");
      }
      this.selectNodes(b);
    }
  };
  l.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 f = a.dataTransfer.files[0], e = f.name;
          l.getFileExtension(e);
          if (d.onDropFile) {
            d.onDropFile(f);
          }
          if (d.onDropData) {
            var c = new FileReader;
            c.onload = function(a) {
              d.onDropData(a.target.result, e, f);
            };
            var k = f.type.split("/")[0];
            "text" == k || "" == k ? c.readAsText(f) : "image" == k ? c.readAsDataURL(f) : c.readAsArrayBuffer(f);
          }
        }
      }
      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);
  };
  l.prototype.checkDropItem = function(a) {
    if (a.dataTransfer.files.length) {
      var b = a.dataTransfer.files[0], d = l.getFileExtension(b.name).toLowerCase();
      if (d = e.node_types_by_file_extension[d]) {
        if (d = e.createNode(d.type), d.pos = [a.canvasX, a.canvasY], this.graph.add(d), d.onDropFile) {
          d.onDropFile(b);
        }
      }
    }
  };
  l.prototype.processNodeDblClicked = function(a) {
    if (this.onShowNodePanel) {
      this.onShowNodePanel(a);
    }
    if (this.onNodeDblClicked) {
      this.onNodeDblClicked(a);
    }
    this.setDirty(!0);
  };
  l.prototype.processNodeSelected = function(a, b) {
    this.selectNode(a, b && b.shiftKey);
    if (this.onNodeSelected) {
      this.onNodeSelected(a);
    }
  };
  l.prototype.selectNode = function(a, b) {
    null == a ? this.deselectAllNodes() : this.selectNodes([a], b);
  };
  l.prototype.selectNodes = function(a, b) {
    b || this.deselectAllNodes();
    a = a || this.graph._nodes;
    for (b = 0; b < a.length; ++b) {
      var d = a[b];
      if (!d.is_selected) {
        if (!d.is_selected && d.onSelected) {
          d.onSelected();
        }
        d.is_selected = !0;
        this.selected_nodes[d.id] = d;
        if (d.inputs) {
          for (var h = 0; h < d.inputs.length; ++h) {
            this.highlighted_links[d.inputs[h].link] = !0;
          }
        }
        if (d.outputs) {
          for (h = 0; h < d.outputs.length; ++h) {
            var f = d.outputs[h];
            if (f.links) {
              for (var e = 0; e < f.links.length; ++e) {
                this.highlighted_links[f.links[e]] = !0;
              }
            }
          }
        }
      }
    }
    if (this.onSelectionChange) {
      this.onSelectionChange(this.selected_nodes);
    }
    this.setDirty(!0);
  };
  l.prototype.deselectNode = function(a) {
    if (a.is_selected) {
      if (a.onDeselected) {
        a.onDeselected();
      }
      a.is_selected = !1;
      if (this.onNodeDeselected) {
        this.onNodeDeselected(a);
      }
      if (a.inputs) {
        for (var b = 0; b < a.inputs.length; ++b) {
          delete this.highlighted_links[a.inputs[b].link];
        }
      }
      if (a.outputs) {
        for (b = 0; b < a.outputs.length; ++b) {
          var d = a.outputs[b];
          if (d.links) {
            for (var h = 0; h < d.links.length; ++h) {
              delete this.highlighted_links[d.links[h]];
            }
          }
        }
      }
    }
  };
  l.prototype.deselectAllNodes = function() {
    if (this.graph) {
      for (var a = this.graph._nodes, b = 0, d = a.length; b < d; ++b) {
        var h = a[b];
        if (h.is_selected) {
          if (h.onDeselected) {
            h.onDeselected();
          }
          h.is_selected = !1;
          if (this.onNodeDeselected) {
            this.onNodeDeselected(h);
          }
        }
      }
      this.selected_nodes = {};
      this.current_node = null;
      this.highlighted_links = {};
      if (this.onSelectionChange) {
        this.onSelectionChange(this.selected_nodes);
      }
      this.setDirty(!0);
    }
  };
  l.prototype.deleteSelectedNodes = function() {
    for (var a in this.selected_nodes) {
      var b = this.selected_nodes[a];
      if (b.inputs && b.inputs.length && b.outputs && b.outputs.length && e.isValidConnection(b.inputs[0].type, b.outputs[0].type) && b.inputs[0].link && b.outputs[0].links && b.outputs[0].links.length) {
        var d = b.graph.links[b.inputs[0].link], h = b.graph.links[b.outputs[0].links[0]], f = b.getInputNode(0), c = b.getOutputNodes(0)[0];
        f && c && f.connect(d.origin_slot, c, h.target_slot);
      }
      this.graph.remove(b);
      if (this.onNodeDeselected) {
        this.onNodeDeselected(b);
      }
    }
    this.selected_nodes = {};
    this.current_node = null;
    this.highlighted_links = {};
    this.setDirty(!0);
  };
  l.prototype.centerOnNode = function(a) {
    this.ds.offset[0] = -a.pos[0] - 0.5 * a.size[0] + 0.5 * this.canvas.width / this.ds.scale;
    this.ds.offset[1] = -a.pos[1] - 0.5 * a.size[1] + 0.5 * this.canvas.height / this.ds.scale;
    this.setDirty(!0, !0);
  };
  l.prototype.adjustMouseEvent = function(a) {
    if (this.canvas) {
      var b = this.canvas.getBoundingClientRect();
      a.localX = a.clientX - b.left;
      a.localY = a.clientY - b.top;
    } else {
      a.localX = a.clientX, a.localY = a.clientY;
    }
    a.deltaX = a.localX - this.last_mouse_position[0];
    a.deltaY = a.localY - this.last_mouse_position[1];
    this.last_mouse_position[0] = a.localX;
    this.last_mouse_position[1] = a.localY;
    a.canvasX = a.localX / this.ds.scale - this.ds.offset[0];
    a.canvasY = a.localY / this.ds.scale - this.ds.offset[1];
  };
  l.prototype.setZoom = function(a, b) {
    this.ds.changeScale(a, b);
    this.dirty_bgcanvas = this.dirty_canvas = !0;
  };
  l.prototype.convertOffsetToCanvas = function(a, b) {
    return this.ds.convertOffsetToCanvas(a, b);
  };
  l.prototype.convertCanvasToOffset = function(a, b) {
    return this.ds.convertCanvasToOffset(a, b);
  };
  l.prototype.convertEventToCanvasOffset = function(a) {
    var b = this.canvas.getBoundingClientRect();
    return this.convertCanvasToOffset([a.clientX - b.left, a.clientY - b.top]);
  };
  l.prototype.bringToFront = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.push(a));
  };
  l.prototype.sendToBack = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.unshift(a));
  };
  var C = new Float32Array(4);
  l.prototype.computeVisibleNodes = function(a, b) {
    b = b || [];
    b.length = 0;
    a = a || this.graph._nodes;
    for (var d = 0, h = a.length; d < h; ++d) {
      var f = a[d];
      (!this.live_mode || f.onDrawBackground || f.onDrawForeground) && w(this.visible_area, f.getBounding(C)) && b.push(f);
    }
    return b;
  };
  l.prototype.draw = function(a, b) {
    if (this.canvas) {
      var d = e.getTime();
      this.render_time = 0.001 * (d - this.last_draw_time);
      this.last_draw_time = d;
      this.graph && this.ds.computeVisibleArea();
      (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;
    }
  };
  l.prototype.drawFrontCanvas = function() {
    this.dirty_canvas = !1;
    this.ctx || (this.ctx = this.bgcanvas.getContext("2d"));
    var a = this.ctx;
    if (a) {
      a.start2D && a.start2D();
      var b = this.canvas;
      a.restore();
      a.setTransform(1, 0, 0, 1, 0, 0);
      this.dirty_area && (a.save(), a.beginPath(), a.rect(this.dirty_area[0], this.dirty_area[1], this.dirty_area[2], this.dirty_area[3]), a.clip());
      this.clear_background && a.clearRect(0, 0, b.width, b.height);
      this.bgcanvas == this.canvas ? this.drawBackCanvas() : a.drawImage(this.bgcanvas, 0, 0);
      if (this.onRender) {
        this.onRender(b, a);
      }
      this.show_info && this.renderInfo(a);
      if (this.graph) {
        a.save();
        this.ds.toCanvasContext(a);
        b = this.computeVisibleNodes(null, this.visible_nodes);
        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.render_execution_order && this.drawExecutionOrder(a);
        this.graph.config.links_ontop && (this.live_mode || this.drawConnections(a));
        if (null != this.connecting_pos) {
          a.lineWidth = this.connections_width;
          switch(this.connecting_output.type) {
            case e.EVENT:
              b = e.EVENT_LINK_COLOR;
              break;
            default:
              b = e.CONNECTING_LINK_COLOR;
          }
          this.renderLink(a, this.connecting_pos, [this.canvas_mouse[0], this.canvas_mouse[1]], null, !1, null, b, this.connecting_output.dir || (this.connecting_node.horizontal ? e.DOWN : e.RIGHT), e.CENTER);
          a.beginPath();
          this.connecting_output.type === e.EVENT || this.connecting_output.shape === e.BOX_SHAPE ? a.rect(this.connecting_pos[0] - 6 + 0.5, this.connecting_pos[1] - 5 + 0.5, 14, 10) : a.arc(this.connecting_pos[0], this.connecting_pos[1], 4, 0, 2 * Math.PI);
          a.fill();
          a.fillStyle = "#ffcc00";
          this._highlight_input && (a.beginPath(), a.arc(this._highlight_input[0], this._highlight_input[1], 6, 0, 2 * Math.PI), a.fill());
        }
        this.dragging_rectangle && (a.strokeStyle = "#FFF", a.strokeRect(this.dragging_rectangle[0], this.dragging_rectangle[1], this.dragging_rectangle[2], this.dragging_rectangle[3]));
        if (this.over_link_center && this.render_link_tooltip) {
          this.drawLinkTooltip(a, this.over_link_center);
        } else {
          if (this.onDrawLinkTooltip) {
            this.onDrawLinkTooltip(a, null);
          }
        }
        if (this.onDrawForeground) {
          this.onDrawForeground(a, this.visible_rect);
        }
        a.restore();
      }
      if (this.onDrawOverlay) {
        this.onDrawOverlay(a);
      }
      this.dirty_area && a.restore();
      a.finish2D && a.finish2D();
    }
  };
  l.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("N: " + this.graph._nodes.length + " [" + this.visible_nodes.length + "]", 5, 39), a.fillText("V: " + this.graph._version, 5, 52), a.fillText("FPS:" + this.fps.toFixed(2), 5, 65)) : a.fillText("No graph selected", 5, 13);
    a.restore();
  };
  l.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);
    if (this._graph_stack && this._graph_stack.length) {
      b.save();
      var d = this.graph._subgraph_node;
      b.strokeStyle = d.bgcolor;
      b.lineWidth = 10;
      b.strokeRect(1, 1, a.width - 2, a.height - 2);
      b.lineWidth = 1;
      b.font = "40px Arial";
      b.textAlign = "center";
      b.fillStyle = d.bgcolor || "#AAA";
      for (var h = "", f = 1; f < this._graph_stack.length; ++f) {
        h += this._graph_stack[f]._subgraph_node.getTitle() + " >> ";
      }
      b.fillText(h + d.getTitle(), 0.5 * a.width, 40);
      b.restore();
    }
    d = !1;
    this.onRenderBackground && (d = this.onRenderBackground(a, b));
    b.restore();
    b.setTransform(1, 0, 0, 1, 0, 0);
    this.visible_links.length = 0;
    if (this.graph) {
      b.save();
      this.ds.toCanvasContext(b);
      if (this.background_image && 0.5 < this.ds.scale && !d) {
        b.globalAlpha = this.zoom_modify_alpha ? (1.0 - 0.5 / this.ds.scale) * this.editor_alpha : this.editor_alpha;
        b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !1;
        if (!this._bg_img || this._bg_img.name != this.background_image) {
          this._bg_img = new Image;
          this._bg_img.name = this.background_image;
          this._bg_img.src = this.background_image;
          var e = this;
          this._bg_img.onload = function() {
            e.draw(!0, !0);
          };
        }
        d = null;
        null == this._pattern && 0 < this._bg_img.width ? (d = b.createPattern(this._bg_img, "repeat"), this._pattern_img = this._bg_img, this._pattern = d) : d = this._pattern;
        d && (b.fillStyle = d, b.fillRect(this.visible_area[0], this.visible_area[1], this.visible_area[2], this.visible_area[3]), b.fillStyle = "transparent");
        b.globalAlpha = 1.0;
        b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !0;
      }
      this.graph._groups.length && !this.live_mode && this.drawGroups(a, b);
      if (this.onDrawBackground) {
        this.onDrawBackground(b, this.visible_area);
      }
      this.onBackgroundRender && (console.error("WARNING! onBackgroundRender deprecated, now is named onDrawBackground "), this.onBackgroundRender = null);
      this.render_canvas_border && (b.strokeStyle = "#235", b.strokeRect(0, 0, a.width, a.height));
      this.render_connections_shadows ? (b.shadowColor = "#000", b.shadowOffsetX = 0, b.shadowOffsetY = 0, b.shadowBlur = 6) : b.shadowColor = "rgba(0,0,0,0)";
      this.live_mode || this.drawConnections(b);
      b.shadowColor = "rgba(0,0,0,0)";
      b.restore();
    }
    b.finish && b.finish();
    this.dirty_bgcanvas = !1;
    this.dirty_canvas = !0;
  };
  var D = new Float32Array(2);
  l.prototype.drawNode = function(a, b) {
    this.current_node = a;
    var d = a.color || a.constructor.color || e.NODE_DEFAULT_COLOR, h = a.bgcolor || a.constructor.bgcolor || e.NODE_DEFAULT_BGCOLOR, f = 0.6 > this.ds.scale;
    if (this.live_mode) {
      if (!a.flags.collapsed && (b.shadowColor = "transparent", a.onDrawForeground)) {
        a.onDrawForeground(b, this, this.canvas);
      }
    } else {
      var c = this.editor_alpha;
      b.globalAlpha = c;
      this.render_shadows && !f ? (b.shadowColor = e.DEFAULT_SHADOW_COLOR, b.shadowOffsetX = 2 * this.ds.scale, b.shadowOffsetY = 2 * this.ds.scale, b.shadowBlur = 3 * this.ds.scale) : b.shadowColor = "transparent";
      if (!a.flags.collapsed || !a.onDrawCollapsed || 1 != a.onDrawCollapsed(b, this)) {
        var k = a._shape || e.BOX_SHAPE;
        D.set(a.size);
        var n = a.horizontal;
        if (a.flags.collapsed) {
          b.font = this.inner_text_font;
          var p = a.getTitle ? a.getTitle() : a.title;
          null != p && (a._collapsed_width = Math.min(a.size[0], b.measureText(p).width + 2 * e.NODE_TITLE_HEIGHT), D[0] = a._collapsed_width, D[1] = 0);
        }
        a.clip_area && (b.save(), b.beginPath(), k == e.BOX_SHAPE ? b.rect(0, 0, D[0], D[1]) : k == e.ROUND_SHAPE ? b.roundRect(0, 0, D[0], D[1], 10) : k == e.CIRCLE_SHAPE && b.arc(0.5 * D[0], 0.5 * D[1], 0.5 * D[0], 0, 2 * Math.PI), b.clip());
        a.has_errors && (h = "red");
        this.drawNodeShape(a, b, D, d, h, a.is_selected, a.mouseOver);
        b.shadowColor = "transparent";
        if (a.onDrawForeground) {
          a.onDrawForeground(b, this, this.canvas);
        }
        b.textAlign = n ? "center" : "left";
        b.font = this.inner_text_font;
        h = !f;
        k = this.connecting_output;
        b.lineWidth = 1;
        p = 0;
        var l = new Float32Array(2);
        if (!a.flags.collapsed) {
          if (a.inputs) {
            for (d = 0; d < a.inputs.length; d++) {
              var g = a.inputs[d];
              b.globalAlpha = c;
              this.connecting_node && !e.isValidConnection(g.type, k.type) && (b.globalAlpha = 0.4 * c);
              b.fillStyle = null != g.link ? g.color_on || this.default_connection_color.input_on : g.color_off || this.default_connection_color.input_off;
              var t = a.getConnectionPos(!0, d, l);
              t[0] -= a.pos[0];
              t[1] -= a.pos[1];
              p < t[1] + 0.5 * e.NODE_SLOT_HEIGHT && (p = t[1] + 0.5 * e.NODE_SLOT_HEIGHT);
              b.beginPath();
              g.type === e.EVENT || g.shape === e.BOX_SHAPE ? n ? b.rect(t[0] - 5 + 0.5, t[1] - 8 + 0.5, 10, 14) : b.rect(t[0] - 6 + 0.5, t[1] - 5 + 0.5, 14, 10) : g.shape === e.ARROW_SHAPE ? (b.moveTo(t[0] + 8, t[1] + 0.5), b.lineTo(t[0] - 4, t[1] + 6 + 0.5), b.lineTo(t[0] - 4, t[1] - 6 + 0.5), b.closePath()) : f ? b.rect(t[0] - 4, t[1] - 4, 8, 8) : b.arc(t[0], t[1], 4, 0, 2 * Math.PI);
              b.fill();
              if (h) {
                var m = null != g.label ? g.label : g.name;
                m && (b.fillStyle = e.NODE_TEXT_COLOR, n || g.dir == e.UP ? b.fillText(m, t[0], t[1] - 10) : b.fillText(m, t[0] + 10, t[1] + 5));
              }
            }
          }
          this.connecting_node && (b.globalAlpha = 0.4 * c);
          b.textAlign = n ? "center" : "right";
          b.strokeStyle = "black";
          if (a.outputs) {
            for (d = 0; d < a.outputs.length; d++) {
              if (g = a.outputs[d], t = a.getConnectionPos(!1, d, l), t[0] -= a.pos[0], t[1] -= a.pos[1], p < t[1] + 0.5 * e.NODE_SLOT_HEIGHT && (p = t[1] + 0.5 * e.NODE_SLOT_HEIGHT), b.fillStyle = g.links && g.links.length ? g.color_on || this.default_connection_color.output_on : g.color_off || this.default_connection_color.output_off, b.beginPath(), g.type === e.EVENT || g.shape === e.BOX_SHAPE ? n ? b.rect(t[0] - 5 + 0.5, t[1] - 8 + 0.5, 10, 14) : b.rect(t[0] - 6 + 0.5, t[1] - 5 + 0.5, 14, 10) : 
              g.shape === e.ARROW_SHAPE ? (b.moveTo(t[0] + 8, t[1] + 0.5), b.lineTo(t[0] - 4, t[1] + 6 + 0.5), b.lineTo(t[0] - 4, t[1] - 6 + 0.5), b.closePath()) : f ? b.rect(t[0] - 4, t[1] - 4, 8, 8) : b.arc(t[0], t[1], 4, 0, 2 * Math.PI), b.fill(), f || b.stroke(), h && (m = null != g.label ? g.label : g.name)) {
                b.fillStyle = e.NODE_TEXT_COLOR, n || g.dir == e.DOWN ? b.fillText(m, t[0], t[1] - 8) : b.fillText(m, t[0] - 10, t[1] + 5);
              }
            }
          }
          b.textAlign = "left";
          b.globalAlpha = 1;
          if (a.widgets) {
            g = p;
            if (n || a.widgets_up) {
              g = 2;
            }
            null != a.widgets_start_y && (g = a.widgets_start_y);
            this.drawNodeWidgets(a, g, b, this.node_widget && this.node_widget[0] == a ? this.node_widget[1] : null);
          }
        } else {
          if (this.render_collapsed_slots) {
            f = c = null;
            if (a.inputs) {
              for (d = 0; d < a.inputs.length; d++) {
                if (g = a.inputs[d], null != g.link) {
                  c = g;
                  break;
                }
              }
            }
            if (a.outputs) {
              for (d = 0; d < a.outputs.length; d++) {
                g = a.outputs[d], g.links && g.links.length && (f = g);
              }
            }
            c && (c = 0, d = -0.5 * e.NODE_TITLE_HEIGHT, n && (c = 0.5 * a._collapsed_width, d = -e.NODE_TITLE_HEIGHT), b.fillStyle = "#686", b.beginPath(), g.type === e.EVENT || g.shape === e.BOX_SHAPE ? b.rect(c - 7 + 0.5, d - 4, 14, 8) : g.shape === e.ARROW_SHAPE ? (b.moveTo(c + 8, d), b.lineTo(c + -4, d - 4), b.lineTo(c + -4, d + 4), b.closePath()) : b.arc(c, d, 4, 0, 2 * Math.PI), b.fill());
            f && (c = a._collapsed_width, d = -0.5 * e.NODE_TITLE_HEIGHT, n && (c = 0.5 * a._collapsed_width, d = 0), b.fillStyle = "#686", b.strokeStyle = "black", b.beginPath(), g.type === e.EVENT || g.shape === e.BOX_SHAPE ? b.rect(c - 7 + 0.5, d - 4, 14, 8) : g.shape === e.ARROW_SHAPE ? (b.moveTo(c + 6, d), b.lineTo(c - 6, d - 4), b.lineTo(c - 6, d + 4), b.closePath()) : b.arc(c, d, 4, 0, 2 * Math.PI), b.fill());
          }
        }
        a.clip_area && b.restore();
        b.globalAlpha = 1.0;
      }
    }
  };
  l.prototype.drawLinkTooltip = function(a, b) {
    var d = b._pos;
    a.fillStyle = "black";
    a.beginPath();
    a.arc(d[0], d[1], 3, 0, 2 * Math.PI);
    a.fill();
    if (null != b.data && (!this.onDrawLinkTooltip || 1 != this.onDrawLinkTooltip(a, b, this)) && (b = b.data, b = b.constructor === Number ? b.toFixed(2) : b.constructor === String ? '"' + b + '"' : b.constructor === Boolean ? String(b) : b.toToolTip ? b.toToolTip() : "[" + b.constructor.name + "]", null != b)) {
      b = b.substr(0, 30);
      a.font = "14px Courier New";
      var h = a.measureText(b).width + 20;
      a.shadowColor = "black";
      a.shadowOffsetX = 2;
      a.shadowOffsetY = 2;
      a.shadowBlur = 3;
      a.fillStyle = "#454";
      a.beginPath();
      a.roundRect(d[0] - 0.5 * h, d[1] - 15 - 24, h, 24, 3, 3);
      a.moveTo(d[0] - 10, d[1] - 15);
      a.lineTo(d[0] + 10, d[1] - 15);
      a.lineTo(d[0], d[1] - 5);
      a.fill();
      a.shadowColor = "transparent";
      a.textAlign = "center";
      a.fillStyle = "#CEC";
      a.fillText(b, d[0], d[1] - 15 - 24 * 0.3);
    }
  };
  var u = new Float32Array(4);
  l.prototype.drawNodeShape = function(a, b, d, h, f, c, k) {
    b.strokeStyle = h;
    b.fillStyle = f;
    f = e.NODE_TITLE_HEIGHT;
    var n = 0.5 > this.ds.scale, p = a._shape || a.constructor.shape || e.ROUND_SHAPE, x = a.constructor.title_mode, g = !0;
    x == e.TRANSPARENT_TITLE ? g = !1 : x == e.AUTOHIDE_TITLE && k && (g = !0);
    u[0] = 0;
    u[1] = g ? -f : 0;
    u[2] = d[0] + 1;
    u[3] = g ? d[1] + f : d[1];
    k = b.globalAlpha;
    b.beginPath();
    p == e.BOX_SHAPE || n ? b.fillRect(u[0], u[1], u[2], u[3]) : p == e.ROUND_SHAPE || p == e.CARD_SHAPE ? b.roundRect(u[0], u[1], u[2], u[3], this.round_radius, p == e.CARD_SHAPE ? 0 : this.round_radius) : p == e.CIRCLE_SHAPE && b.arc(0.5 * d[0], 0.5 * d[1], 0.5 * d[0], 0, 2 * Math.PI);
    b.fill();
    a.flags.collapsed || (b.shadowColor = "transparent", b.fillStyle = "rgba(0,0,0,0.2)", b.fillRect(0, -1, u[2], 2));
    b.shadowColor = "transparent";
    if (a.onDrawBackground) {
      a.onDrawBackground(b, this, this.canvas);
    }
    if (g || x == e.TRANSPARENT_TITLE) {
      if (a.onDrawTitleBar) {
        a.onDrawTitleBar(b, f, d, this.ds.scale, h);
      } else {
        if (x != e.TRANSPARENT_TITLE && (a.constructor.title_color || this.render_title_colored)) {
          g = a.constructor.title_color || h;
          a.flags.collapsed && (b.shadowColor = e.DEFAULT_SHADOW_COLOR);
          if (this.use_gradients) {
            var t = l.gradients[g];
            t || (t = l.gradients[g] = b.createLinearGradient(0, 0, 400, 0), t.addColorStop(0, g), t.addColorStop(1, "#000"));
            b.fillStyle = t;
          } else {
            b.fillStyle = g;
          }
          b.beginPath();
          p == e.BOX_SHAPE || n ? b.rect(0, -f, d[0] + 1, f) : (p == e.ROUND_SHAPE || p == e.CARD_SHAPE) && b.roundRect(0, -f, d[0] + 1, f, this.round_radius, a.flags.collapsed ? this.round_radius : 0);
          b.fill();
          b.shadowColor = "transparent";
        }
      }
      if (a.onDrawTitleBox) {
        a.onDrawTitleBox(b, f, d, this.ds.scale);
      } else {
        p == e.ROUND_SHAPE || p == e.CIRCLE_SHAPE || p == e.CARD_SHAPE ? (n && (b.fillStyle = "black", b.beginPath(), b.arc(0.5 * f, -0.5 * f, 6, 0, 2 * Math.PI), b.fill()), b.fillStyle = a.boxcolor || e.NODE_DEFAULT_BOXCOLOR, n ? b.fillRect(0.5 * f - 5, -0.5 * f - 5, 10, 10) : (b.beginPath(), b.arc(0.5 * f, -0.5 * f, 5, 0, 2 * Math.PI), b.fill())) : (n && (b.fillStyle = "black", b.fillRect(0.5 * (f - 10) - 1, -0.5 * (f + 10) - 1, 12, 12)), b.fillStyle = a.boxcolor || e.NODE_DEFAULT_BOXCOLOR, b.fillRect(0.5 * 
        (f - 10), -0.5 * (f + 10), 10, 10));
      }
      b.globalAlpha = k;
      if (a.onDrawTitleText) {
        a.onDrawTitleText(b, f, d, this.ds.scale, this.title_text_font, c);
      }
      !n && (b.font = this.title_text_font, n = String(a.getTitle())) && (b.fillStyle = c ? "white" : a.constructor.title_text_color || this.node_title_color, a.flags.collapsed ? (b.textAlign = "left", b.measureText(n), b.fillText(n.substr(0, 20), f, e.NODE_TITLE_TEXT_Y - f), b.textAlign = "left") : (b.textAlign = "left", b.fillText(n, f, e.NODE_TITLE_TEXT_Y - f)));
      if (a.onDrawTitle) {
        a.onDrawTitle(b);
      }
    }
    if (c) {
      if (a.onBounding) {
        a.onBounding(u);
      }
      x == e.TRANSPARENT_TITLE && (u[1] -= f, u[3] += f);
      b.lineWidth = 1;
      b.globalAlpha = 0.8;
      b.beginPath();
      p == e.BOX_SHAPE ? b.rect(-6 + u[0], -6 + u[1], 12 + u[2], 12 + u[3]) : p == e.ROUND_SHAPE || p == e.CARD_SHAPE && a.flags.collapsed ? b.roundRect(-6 + u[0], -6 + u[1], 12 + u[2], 12 + u[3], 2 * this.round_radius) : p == e.CARD_SHAPE ? b.roundRect(-6 + u[0], -6 + u[1], 12 + u[2], 12 + u[3], 2 * this.round_radius, 2) : p == e.CIRCLE_SHAPE && b.arc(0.5 * d[0], 0.5 * d[1], 0.5 * d[0] + 6, 0, 2 * Math.PI);
      b.strokeStyle = "#FFF";
      b.stroke();
      b.strokeStyle = h;
      b.globalAlpha = 1;
    }
  };
  var G = new Float32Array(4), n = new Float32Array(4), p = new Float32Array(2), k = new Float32Array(2);
  l.prototype.drawConnections = function(a) {
    var b = e.getTime(), d = this.visible_area;
    G[0] = d[0] - 20;
    G[1] = d[1] - 20;
    G[2] = d[2] + 40;
    G[3] = d[3] + 40;
    a.lineWidth = this.connections_width;
    a.fillStyle = "#AAA";
    a.strokeStyle = "#AAA";
    a.globalAlpha = this.editor_alpha;
    d = this.graph._nodes;
    for (var h = 0, f = d.length; h < f; ++h) {
      var c = d[h];
      if (c.inputs && c.inputs.length) {
        for (var l = 0; l < c.inputs.length; ++l) {
          var g = c.inputs[l];
          if (g && null != g.link && (g = this.graph.links[g.link])) {
            var m = this.graph.getNodeById(g.origin_id);
            if (null != m) {
              var r = g.origin_slot;
              var A = -1 == r ? [m.pos[0] + 10, m.pos[1] + 10] : m.getConnectionPos(!1, r, p);
              var t = c.getConnectionPos(!0, l, k);
              n[0] = A[0];
              n[1] = A[1];
              n[2] = t[0] - A[0];
              n[3] = t[1] - A[1];
              0 > n[2] && (n[0] += n[2], n[2] = Math.abs(n[2]));
              0 > n[3] && (n[1] += n[3], n[3] = Math.abs(n[3]));
              if (w(n, G)) {
                var q = m.outputs[r];
                r = c.inputs[l];
                if (q && r && (m = q.dir || (m.horizontal ? e.DOWN : e.RIGHT), r = r.dir || (c.horizontal ? e.UP : e.LEFT), this.renderLink(a, A, t, g, !1, 0, null, m, r), g && g._last_time && 1000 > b - g._last_time)) {
                  q = 2.0 - 0.002 * (b - g._last_time);
                  var M = a.globalAlpha;
                  a.globalAlpha = M * q;
                  this.renderLink(a, A, t, g, !0, q, "white", m, r);
                  a.globalAlpha = M;
                }
              }
            }
          }
        }
      }
    }
    a.globalAlpha = 1;
  };
  l.prototype.renderLink = function(a, b, d, h, f, c, k, n, p, g) {
    h && this.visible_links.push(h);
    !k && h && (k = h.color || l.link_type_colors[h.type]);
    k || (k = this.default_link_color);
    null != h && this.highlighted_links[h.id] && (k = "#FFF");
    n = n || e.RIGHT;
    p = p || e.LEFT;
    var x = B(b, d);
    this.render_connections_border && 0.6 < this.ds.scale && (a.lineWidth = this.connections_width + 4);
    a.lineJoin = "round";
    g = g || 1;
    1 < g && (a.lineWidth = 0.5);
    a.beginPath();
    for (var t = 0; t < g; t += 1) {
      var m = 5 * (t - 0.5 * (g - 1));
      if (this.links_render_mode == e.SPLINE_LINK) {
        a.moveTo(b[0], b[1] + m);
        var H = 0, r = 0, q = 0, I = 0;
        switch(n) {
          case e.LEFT:
            H = -0.25 * x;
            break;
          case e.RIGHT:
            H = 0.25 * x;
            break;
          case e.UP:
            r = -0.25 * x;
            break;
          case e.DOWN:
            r = 0.25 * x;
        }
        switch(p) {
          case e.LEFT:
            q = -0.25 * x;
            break;
          case e.RIGHT:
            q = 0.25 * x;
            break;
          case e.UP:
            I = -0.25 * x;
            break;
          case e.DOWN:
            I = 0.25 * x;
        }
        a.bezierCurveTo(b[0] + H, b[1] + r + m, d[0] + q, d[1] + I + m, d[0], d[1] + m);
      } else {
        if (this.links_render_mode == e.LINEAR_LINK) {
          a.moveTo(b[0], b[1] + m);
          I = q = r = H = 0;
          switch(n) {
            case e.LEFT:
              H = -1;
              break;
            case e.RIGHT:
              H = 1;
              break;
            case e.UP:
              r = -1;
              break;
            case e.DOWN:
              r = 1;
          }
          switch(p) {
            case e.LEFT:
              q = -1;
              break;
            case e.RIGHT:
              q = 1;
              break;
            case e.UP:
              I = -1;
              break;
            case e.DOWN:
              I = 1;
          }
          a.lineTo(b[0] + 15 * H, b[1] + 15 * r + m);
          a.lineTo(d[0] + 15 * q, d[1] + 15 * I + m);
          a.lineTo(d[0], d[1] + m);
        } else {
          if (this.links_render_mode == e.STRAIGHT_LINK) {
            a.moveTo(b[0], b[1]), m = b[0], H = b[1], r = d[0], q = d[1], n == e.RIGHT ? m += 10 : H += 10, p == e.LEFT ? r -= 10 : q -= 10, a.lineTo(m, H), a.lineTo(0.5 * (m + r), H), a.lineTo(0.5 * (m + r), q), a.lineTo(r, q), a.lineTo(d[0], d[1]);
          } else {
            return;
          }
        }
      }
    }
    this.render_connections_border && 0.6 < this.ds.scale && !f && (a.strokeStyle = "rgba(0,0,0,0.5)", a.stroke());
    a.lineWidth = this.connections_width;
    a.fillStyle = a.strokeStyle = k;
    a.stroke();
    f = this.computeConnectionPoint(b, d, 0.5, n, p);
    h && h._pos && (h._pos[0] = f[0], h._pos[1] = f[1]);
    0.6 <= this.ds.scale && this.highquality_render && p != e.CENTER && (this.render_connection_arrows && (t = this.computeConnectionPoint(b, d, 0.25, n, p), x = this.computeConnectionPoint(b, d, 0.26, n, p), h = this.computeConnectionPoint(b, d, 0.75, n, p), g = this.computeConnectionPoint(b, d, 0.76, n, p), this.render_curved_connections ? (x = -Math.atan2(x[0] - t[0], x[1] - t[1]), g = -Math.atan2(g[0] - h[0], g[1] - h[1])) : g = x = d[1] > b[1] ? 0 : Math.PI, a.save(), a.translate(t[0], t[1]), 
    a.rotate(x), a.beginPath(), a.moveTo(-5, -3), a.lineTo(0, 7), a.lineTo(5, -3), a.fill(), a.restore(), a.save(), a.translate(h[0], h[1]), a.rotate(g), a.beginPath(), a.moveTo(-5, -3), a.lineTo(0, 7), a.lineTo(5, -3), a.fill(), a.restore()), a.beginPath(), a.arc(f[0], f[1], 5, 0, 2 * Math.PI), a.fill());
    if (c) {
      for (a.fillStyle = k, t = 0; 5 > t; ++t) {
        c = (0.001 * e.getTime() + 0.2 * t) % 1, f = this.computeConnectionPoint(b, d, c, n, p), a.beginPath(), a.arc(f[0], f[1], 5, 0, 2 * Math.PI), a.fill();
      }
    }
  };
  l.prototype.computeConnectionPoint = function(a, b, d, h, f) {
    h = h || e.RIGHT;
    f = f || e.LEFT;
    var c = B(a, b), k = [a[0], a[1]], n = [b[0], b[1]];
    switch(h) {
      case e.LEFT:
        k[0] += -0.25 * c;
        break;
      case e.RIGHT:
        k[0] += 0.25 * c;
        break;
      case e.UP:
        k[1] += -0.25 * c;
        break;
      case e.DOWN:
        k[1] += 0.25 * c;
    }
    switch(f) {
      case e.LEFT:
        n[0] += -0.25 * c;
        break;
      case e.RIGHT:
        n[0] += 0.25 * c;
        break;
      case e.UP:
        n[1] += -0.25 * c;
        break;
      case e.DOWN:
        n[1] += 0.25 * c;
    }
    h = (1 - d) * (1 - d) * (1 - d);
    f = 3 * (1 - d) * (1 - d) * d;
    c = 3 * (1 - d) * d * d;
    d *= d * d;
    return [h * a[0] + f * k[0] + c * n[0] + d * b[0], h * a[1] + f * k[1] + c * n[1] + d * b[1]];
  };
  l.prototype.drawExecutionOrder = function(a) {
    a.shadowColor = "transparent";
    a.globalAlpha = 0.25;
    a.textAlign = "center";
    a.strokeStyle = "white";
    a.globalAlpha = 0.75;
    for (var b = this.visible_nodes, d = 0; d < b.length; ++d) {
      var h = b[d];
      a.fillStyle = "black";
      a.fillRect(h.pos[0] - e.NODE_TITLE_HEIGHT, h.pos[1] - e.NODE_TITLE_HEIGHT, e.NODE_TITLE_HEIGHT, e.NODE_TITLE_HEIGHT);
      0 == h.order && a.strokeRect(h.pos[0] - e.NODE_TITLE_HEIGHT + 0.5, h.pos[1] - e.NODE_TITLE_HEIGHT + 0.5, e.NODE_TITLE_HEIGHT, e.NODE_TITLE_HEIGHT);
      a.fillStyle = "#FFF";
      a.fillText(h.order, h.pos[0] + -0.5 * e.NODE_TITLE_HEIGHT, h.pos[1] - 6);
    }
    a.globalAlpha = 1;
  };
  l.prototype.drawNodeWidgets = function(a, b, d, h) {
    if (!a.widgets || !a.widgets.length) {
      return 0;
    }
    var f = a.size[0], c = a.widgets;
    b += 2;
    var k = e.NODE_WIDGET_HEIGHT, n = 0.5 < this.ds.scale;
    d.save();
    d.globalAlpha = this.editor_alpha;
    for (var p = e.WIDGET_OUTLINE_COLOR, l = e.WIDGET_BGCOLOR, g = e.WIDGET_TEXT_COLOR, t = e.WIDGET_SECONDARY_TEXT_COLOR, m = 0; m < c.length; ++m) {
      var r = c[m], q = b;
      r.y && (q = r.y);
      r.last_y = q;
      d.strokeStyle = p;
      d.fillStyle = "#222";
      d.textAlign = "left";
      r.disabled && (d.globalAlpha *= 0.5);
      switch(r.type) {
        case "button":
          r.clicked && (d.fillStyle = "#AAA", r.clicked = !1, this.dirty_canvas = !0);
          d.fillRect(15, q, f - 30, k);
          n && d.strokeRect(15, q, f - 30, k);
          n && (d.textAlign = "center", d.fillStyle = g, d.fillText(r.name, 0.5 * f, q + 0.7 * k));
          break;
        case "toggle":
          d.textAlign = "left";
          d.strokeStyle = p;
          d.fillStyle = l;
          d.beginPath();
          n ? d.roundRect(15, b, f - 30, k, 0.5 * k) : d.rect(15, b, f - 30, k);
          d.fill();
          n && d.stroke();
          d.fillStyle = r.value ? "#89A" : "#333";
          d.beginPath();
          d.arc(f - 30, q + 0.5 * k, 0.36 * k, 0, 2 * Math.PI);
          d.fill();
          n && (d.fillStyle = t, null != r.name && d.fillText(r.name, 30, q + 0.7 * k), d.fillStyle = r.value ? g : t, d.textAlign = "right", d.fillText(r.value ? r.options.on || "true" : r.options.off || "false", f - 40, q + 0.7 * k));
          break;
        case "slider":
          d.fillStyle = l;
          d.fillRect(15, q, f - 30, k);
          var u = r.options.max - r.options.min, C = (r.value - r.options.min) / u;
          d.fillStyle = h == r ? "#89A" : "#678";
          d.fillRect(15, q, C * (f - 30), k);
          n && d.strokeRect(15, q, f - 30, k);
          r.marker && (u = (r.marker - r.options.min) / u, d.fillStyle = "#AA9", d.fillRect(15 + u * (f - 30), q, 2, k));
          n && (d.textAlign = "center", d.fillStyle = g, d.fillText(r.name + "  " + Number(r.value).toFixed(3), 0.5 * f, q + 0.7 * k));
          break;
        case "number":
        case "combo":
          d.textAlign = "left";
          d.strokeStyle = p;
          d.fillStyle = l;
          d.beginPath();
          n ? d.roundRect(15, b, f - 30, k, 0.5 * k) : d.rect(15, b, f - 30, k);
          d.fill();
          n && (d.stroke(), d.fillStyle = g, d.beginPath(), d.moveTo(31, b + 5), d.lineTo(21, b + 0.5 * k), d.lineTo(31, b + k - 5), d.fill(), d.beginPath(), d.moveTo(f - 15 - 16, b + 5), d.lineTo(f - 15 - 6, b + 0.5 * k), d.lineTo(f - 15 - 16, b + k - 5), d.fill(), d.fillStyle = t, d.fillText(r.name, 35, q + 0.7 * k), d.fillStyle = g, d.textAlign = "right", "number" == r.type ? d.fillText(Number(r.value).toFixed(void 0 !== r.options.precision ? r.options.precision : 3), f - 30 - 20, q + 0.7 * k) : 
          (u = r.value, r.options.values && (C = r.options.values, C.constructor === Function && (C = C()), C && C.constructor !== Array && (u = C[r.value])), d.fillText(u, f - 30 - 20, q + 0.7 * k)));
          break;
        case "string":
        case "text":
          d.textAlign = "left";
          d.strokeStyle = p;
          d.fillStyle = l;
          d.beginPath();
          n ? d.roundRect(15, b, f - 30, k, 0.5 * k) : d.rect(15, b, f - 30, k);
          d.fill();
          n && (d.save(), d.beginPath(), d.rect(15, b, f - 30, k), d.clip(), d.stroke(), d.fillStyle = t, null != r.name && d.fillText(r.name, 30, q + 0.7 * k), d.fillStyle = g, d.textAlign = "right", d.fillText(String(r.value).substr(0, 30), f - 30, q + 0.7 * k), d.restore());
          break;
        default:
          r.draw && r.draw(d, a, f, q, k);
      }
      b += (r.computeSize ? r.computeSize(f)[1] : k) + 4;
      d.globalAlpha = this.editor_alpha;
    }
    d.restore();
    d.textAlign = "left";
  };
  l.prototype.processNodeWidgets = function(a, b, d, c) {
    function f(f, h) {
      f.value = h;
      f.options && f.options.property && void 0 !== a.properties[f.options.property] && a.setProperty(f.options.property, h);
      f.callback && f.callback(f.value, p, a, b, d);
    }
    if (!a.widgets || !a.widgets.length) {
      return null;
    }
    for (var h = b[0] - a.pos[0], k = b[1] - a.pos[1], n = a.size[0], p = this, l = this.getCanvasWindow(), g = 0; g < a.widgets.length; ++g) {
      var t = a.widgets[g];
      if (t && !t.disabled) {
        var m = t.computeSize ? t.computeSize(n)[1] : e.NODE_WIDGET_HEIGHT;
        if (t == c || 6 < h && h < n - 12 && k > t.last_y && k < t.last_y + m) {
          switch(t.type) {
            case "button":
              if ("mousemove" === d.type) {
                break;
              }
              t.callback && setTimeout(function() {
                t.callback(t, p, a, b, d);
              }, 20);
              this.dirty_canvas = t.clicked = !0;
              break;
            case "slider":
              l = Math.clamp((h - 10) / (n - 20), 0, 1);
              t.value = t.options.min + (t.options.max - t.options.min) * l;
              t.callback && setTimeout(function() {
                f(t, t.value);
              }, 20);
              this.dirty_canvas = !0;
              break;
            case "number":
            case "combo":
              c = t.value;
              if ("mousemove" == d.type && "number" == t.type) {
                t.value += 0.1 * d.deltaX * (t.options.step || 1), null != t.options.min && t.value < t.options.min && (t.value = t.options.min), null != t.options.max && t.value > t.options.max && (t.value = t.options.max);
              } else {
                if ("mousedown" == d.type) {
                  var r = t.options.values;
                  r && r.constructor === Function && (r = t.options.values(t, a));
                  var q = null;
                  "number" != t.type && (q = r.constructor === Array ? r : Object.keys(r));
                  h = 40 > h ? -1 : h > n - 40 ? 1 : 0;
                  if ("number" == t.type) {
                    t.value += 0.1 * h * (t.options.step || 1), null != t.options.min && t.value < t.options.min && (t.value = t.options.min), null != t.options.max && t.value > t.options.max && (t.value = t.options.max);
                  } else {
                    if (h) {
                      l = -1, l = r.constructor === Object ? q.indexOf(String(t.value)) + h : q.indexOf(t.value) + h, l >= q.length && (l = q.length - 1), 0 > l && (l = 0), t.value = r.constructor === Array ? r[l] : l;
                    } else {
                      var u = r != q ? Object.values(r) : r;
                      new e.ContextMenu(u, {scale:Math.max(1, this.ds.scale), event:d, className:"dark", callback:function(a, b, d) {
                        r != q && (a = u.indexOf(a));
                        this.value = a;
                        f(this, a);
                        p.dirty_canvas = !0;
                        return !1;
                      }.bind(t)}, l);
                    }
                  }
                } else {
                  "mouseup" == d.type && "number" == t.type && (h = 40 > h ? -1 : h > n - 40 ? 1 : 0, 200 > d.click_time && 0 == h && this.prompt("Value", t.value, function(a) {
                    this.value = Number(a);
                    f(this, this.value);
                  }.bind(t), d));
                }
              }
              c != t.value && setTimeout(function() {
                f(this, this.value);
              }.bind(t), 20);
              this.dirty_canvas = !0;
              break;
            case "toggle":
              "mousedown" == d.type && (t.value = !t.value, setTimeout(function() {
                f(t, t.value);
              }, 20));
              break;
            case "string":
            case "text":
              "mousedown" == d.type && this.prompt("Value", t.value, function(a) {
                this.value = a;
                f(this, a);
              }.bind(t), d);
              break;
            default:
              t.mouse && (this.dirty_canvas = t.mouse(d, [h, k], a));
          }
          return t;
        }
      }
    }
    return null;
  };
  l.prototype.drawGroups = function(a, b) {
    if (this.graph) {
      a = this.graph._groups;
      b.save();
      b.globalAlpha = 0.5 * this.editor_alpha;
      for (var d = 0; d < a.length; ++d) {
        var h = a[d];
        if (w(this.visible_area, h._bounding)) {
          b.fillStyle = h.color || "#335";
          b.strokeStyle = h.color || "#335";
          var f = h._pos, c = h._size;
          b.globalAlpha = 0.25 * this.editor_alpha;
          b.beginPath();
          b.rect(f[0] + 0.5, f[1] + 0.5, c[0], c[1]);
          b.fill();
          b.globalAlpha = this.editor_alpha;
          b.stroke();
          b.beginPath();
          b.moveTo(f[0] + c[0], f[1] + c[1]);
          b.lineTo(f[0] + c[0] - 10, f[1] + c[1]);
          b.lineTo(f[0] + c[0], f[1] + c[1] - 10);
          b.fill();
          c = h.font_size || e.DEFAULT_GROUP_FONT_SIZE;
          b.font = c + "px Arial";
          b.fillText(h.title, f[0] + 4, f[1] + c);
        }
      }
      b.restore();
    }
  };
  l.prototype.adjustNodesSize = function() {
    for (var a = this.graph._nodes, b = 0; b < a.length; ++b) {
      a[b].size = a[b].computeSize();
    }
    this.setDirty(!0, !0);
  };
  l.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);
    }
  };
  l.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;
    }
  };
  l.prototype.onNodeSelectionChange = function(a) {
  };
  l.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(), f = c.document.createEvent("MouseEvent");
    f.initMouseEvent(d, !0, !0, c, 1, b.screenX, b.screenY, b.clientX, b.clientY, !1, !1, !1, !1, 0, null);
    b.target.dispatchEvent(f);
    a.preventDefault();
  };
  l.onGroupAdd = function(a, b, d) {
    a = l.active_canvas;
    a.getCanvasWindow();
    b = new e.LGraphGroup;
    b.pos = a.convertEventToCanvasOffset(d);
    a.graph.add(b);
  };
  l.onMenuAdd = function(a, b, d, c, f) {
    function h(a, b) {
      b = c.getFirstEvent();
      if (a = e.createNode(a.value)) {
        a.pos = k.convertEventToCanvasOffset(b), k.graph.add(a);
      }
      f && f(a);
    }
    var k = l.active_canvas, n = k.getCanvasWindow();
    a = e.getNodeTypesCategories(k.filter);
    b = [];
    for (var p in a) {
      a[p] && b.push({value:a[p], content:a[p], has_submenu:!0});
    }
    var g = new e.ContextMenu(b, {event:d, callback:function(a, b, d) {
      a = e.getNodeTypesInCategory(a.value, k.filter);
      b = [];
      for (var f in a) {
        a[f].skip_list || b.push({content:a[f].title, value:a[f].type});
      }
      new e.ContextMenu(b, {event:d, callback:h, parentMenu:g}, n);
      return !1;
    }, parentMenu:c}, n);
    return !1;
  };
  l.onMenuCollapseAll = function() {
  };
  l.onMenuNodeEdit = function() {
  };
  l.showMenuNodeOptionalInputs = function(a, b, d, c, f) {
    if (f) {
      var h = this;
      a = l.active_canvas.getCanvasWindow();
      b = f.optional_inputs;
      f.onGetInputs && (b = f.onGetInputs());
      var k = [];
      if (b) {
        for (var n in b) {
          var p = b[n];
          if (p) {
            var g = p[0];
            p[2] && p[2].label && (g = p[2].label);
            g = {content:g, value:p};
            p[1] == e.ACTION && (g.className = "event");
            k.push(g);
          } else {
            k.push(null);
          }
        }
      }
      this.onMenuNodeInputs && (k = this.onMenuNodeInputs(k));
      if (k.length) {
        return new e.ContextMenu(k, {event:d, callback:function(a, b, d) {
          f && (a.callback && a.callback.call(h, f, a, b, d), a.value && (f.addInput(a.value[0], a.value[1], a.value[2]), f.setDirtyCanvas(!0, !0)));
        }, parentMenu:c, node:f}, a), !1;
      }
    }
  };
  l.showMenuNodeOptionalOutputs = function(a, b, d, c, f) {
    function h(a, b, d) {
      if (f && (a.callback && a.callback.call(k, f, a, b, d), a.value)) {
        if (d = a.value[1], !d || d.constructor !== Object && d.constructor !== Array) {
          f.addOutput(a.value[0], a.value[1], a.value[2]), f.setDirtyCanvas(!0, !0);
        } else {
          a = [];
          for (var n in d) {
            a.push({content:n, value:d[n]});
          }
          new e.ContextMenu(a, {event:b, callback:h, parentMenu:c, node:f});
          return !1;
        }
      }
    }
    if (f) {
      var k = this;
      a = l.active_canvas.getCanvasWindow();
      b = f.optional_outputs;
      f.onGetOutputs && (b = f.onGetOutputs());
      var n = [];
      if (b) {
        for (var p in b) {
          var g = b[p];
          if (!g) {
            n.push(null);
          } else {
            if (!f.flags || !f.flags.skip_repeated_outputs || -1 == f.findOutputSlot(g[0])) {
              var m = g[0];
              g[2] && g[2].label && (m = g[2].label);
              m = {content:m, value:g};
              g[1] == e.EVENT && (m.className = "event");
              n.push(m);
            }
          }
        }
      }
      this.onMenuNodeOutputs && (n = this.onMenuNodeOutputs(n));
      if (n.length) {
        return new e.ContextMenu(n, {event:d, callback:h, parentMenu:c, node:f}, a), !1;
      }
    }
  };
  l.onShowMenuNodeProperties = function(a, b, d, c, f) {
    if (f && f.properties) {
      var h = l.active_canvas;
      b = h.getCanvasWindow();
      var k = [], n;
      for (n in f.properties) {
        a = void 0 !== f.properties[n] ? f.properties[n] : " ", "object" == typeof a && (a = JSON.stringify(a)), a = l.decodeHTML(a), k.push({content:"<span class='property_name'>" + n + "</span><span class='property_value'>" + a + "</span>", value:n});
      }
      if (k.length) {
        return new e.ContextMenu(k, {event:d, callback:function(a, b, d, c) {
          f && (b = this.getBoundingClientRect(), h.showEditPropertyValue(f, a.value, {position:[b.left, b.top]}));
        }, parentMenu:c, allow_html:!0, node:f}, b), !1;
      }
    }
  };
  l.decodeHTML = function(a) {
    var b = document.createElement("div");
    b.innerText = a;
    return b.innerHTML;
  };
  l.onResizeNode = function(a, b, d, c, f) {
    f && (f.size = f.computeSize(), f.setDirtyCanvas(!0, !0));
  };
  l.prototype.showLinkMenu = function(a, b) {
    var d = this;
    console.log(a);
    var c = new e.ContextMenu(["Add Node", null, "Delete"], {event:b, title:null != a.data ? a.data.constructor.name : null, callback:function(b, h, e) {
      switch(b) {
        case "Add Node":
          l.onMenuAdd(null, null, e, c, function(b) {
            console.log("node autoconnect");
            var f = d.graph.getNodeById(a.origin_id), c = d.graph.getNodeById(a.target_id);
            b.inputs && b.inputs.length && b.outputs && b.outputs.length && f.outputs[a.origin_slot].type == b.inputs[0].type && b.outputs[0].type == c.inputs[0].type && (f.connect(a.origin_slot, b, 0), b.connect(0, c, a.target_slot), b.pos[0] -= 0.5 * b.size[0]);
          });
          break;
        case "Delete":
          d.graph.removeLink(a.id);
      }
    }});
    return !1;
  };
  l.onShowPropertyEditor = function(a, b, d, c, f) {
    function h() {
      var b = n.value;
      "Number" == a.type ? b = Number(b) : "Boolean" == a.type && (b = !!b);
      f[e] = b;
      k.parentNode && k.parentNode.removeChild(k);
      f.setDirtyCanvas(!0, !0);
    }
    var e = a.property || "title";
    b = f[e];
    var k = document.createElement("div");
    k.className = "graphdialog";
    k.innerHTML = "<span class='name'></span><input autofocus type='text' class='value'/><button>OK</button>";
    k.querySelector(".name").innerText = e;
    var n = k.querySelector("input");
    n && (n.value = b, n.addEventListener("blur", function(a) {
      this.focus();
    }), n.addEventListener("keydown", function(a) {
      13 == a.keyCode && (h(), a.preventDefault(), a.stopPropagation());
    }));
    b = l.active_canvas.canvas;
    d = b.getBoundingClientRect();
    var p = c = -20;
    d && (c -= d.left, p -= d.top);
    event ? (k.style.left = event.clientX + c + "px", k.style.top = event.clientY + p + "px") : (k.style.left = 0.5 * b.width + c + "px", k.style.top = 0.5 * b.height + p + "px");
    k.querySelector("button").addEventListener("click", h);
    b.parentNode.appendChild(k);
  };
  l.prototype.prompt = function(a, b, d, c) {
    var f = this;
    a = a || "";
    var h = !1, e = document.createElement("div");
    e.className = "graphdialog rounded";
    e.innerHTML = "<span class='name'></span> <input autofocus type='text' class='value'/><button class='rounded'>OK</button>";
    e.close = function() {
      f.prompt_box = null;
      e.parentNode && e.parentNode.removeChild(e);
    };
    1 < this.ds.scale && (e.style.transform = "scale(" + this.ds.scale + ")");
    e.addEventListener("mouseleave", function(a) {
      h || e.close();
    });
    f.prompt_box && f.prompt_box.close();
    f.prompt_box = e;
    e.querySelector(".name").innerText = a;
    e.querySelector(".value").value = b;
    var k = e.querySelector("input");
    k.addEventListener("keydown", function(a) {
      h = !0;
      if (27 == a.keyCode) {
        e.close();
      } else {
        if (13 == a.keyCode) {
          d && d(this.value), e.close();
        } else {
          return;
        }
      }
      a.preventDefault();
      a.stopPropagation();
    });
    e.querySelector("button").addEventListener("click", function(a) {
      d && d(k.value);
      f.setDirty(!0);
      e.close();
    });
    a = l.active_canvas.canvas;
    b = a.getBoundingClientRect();
    var n = -20, p = -20;
    b && (n -= b.left, p -= b.top);
    c ? (e.style.left = c.clientX + n + "px", e.style.top = c.clientY + p + "px") : (e.style.left = 0.5 * a.width + n + "px", e.style.top = 0.5 * a.height + p + "px");
    a.parentNode.appendChild(e);
    setTimeout(function() {
      k.focus();
    }, 10);
    return e;
  };
  l.search_limit = -1;
  l.prototype.showSearchBox = function(a) {
    function b(b) {
      if (b) {
        if (f.onSearchBoxSelection) {
          f.onSearchBoxSelection(b, a, k);
        } else {
          var d = e.searchbox_extras[b.toLowerCase()];
          d && (b = d.type);
          if (b = e.createNode(b)) {
            b.pos = k.convertEventToCanvasOffset(a), k.graph.add(b);
          }
          if (d && d.data) {
            if (d.data.properties) {
              for (var c in d.data.properties) {
                b.addProperty(c, d.data.properties[c]);
              }
            }
            if (d.data.inputs) {
              for (c in b.inputs = [], d.data.inputs) {
                b.addOutput(d.data.inputs[c][0], d.data.inputs[c][1]);
              }
            }
            if (d.data.outputs) {
              for (c in b.outputs = [], d.data.outputs) {
                b.addOutput(d.data.outputs[c][0], d.data.outputs[c][1]);
              }
            }
            d.data.title && (b.title = d.data.title);
            d.data.json && b.configure(d.data.json);
          }
        }
      }
      g.close();
    }
    function d(a) {
      var b = u;
      u && u.classList.remove("selected");
      u ? (u = a ? u.nextSibling : u.previousSibling) || (u = b) : u = a ? r.childNodes[0] : r.childNodes[r.childNodes.length];
      u && (u.classList.add("selected"), u.scrollIntoView({block:"end", behavior:"smooth"}));
    }
    function c() {
      function a(a, d) {
        var f = document.createElement("div");
        t || (t = a);
        f.innerText = a;
        f.dataset.type = escape(a);
        f.className = "litegraph lite-search-item";
        d && (f.className += " " + d);
        f.addEventListener("click", function(a) {
          b(unescape(this.dataset.type));
        });
        r.appendChild(f);
      }
      q = null;
      var d = C.value;
      t = null;
      r.innerHTML = "";
      if (d) {
        if (f.onSearchBox) {
          var c = f.onSearchBox(r, d, k);
          if (c) {
            for (var h = 0; h < c.length; ++h) {
              a(c[h]);
            }
          }
        } else {
          c = function(a) {
            var b = e.registered_node_types[a];
            return p && b.filter != p ? !1 : -1 !== a.toLowerCase().indexOf(d);
          };
          var n = 0;
          d = d.toLowerCase();
          var p = k.filter || k.graph.filter;
          for (h in e.searchbox_extras) {
            var g = e.searchbox_extras[h];
            if (-1 !== g.desc.toLowerCase().indexOf(d)) {
              var x = e.registered_node_types[g.type];
              if (!x || !x.filter || x.filter == p) {
                if (a(g.desc, "searchbox_extra"), -1 !== l.search_limit && n++ > l.search_limit) {
                  break;
                }
              }
            }
          }
          g = null;
          if (Array.prototype.filter) {
            g = Object.keys(e.registered_node_types).filter(c);
          } else {
            for (h in g = [], e.registered_node_types) {
              c(h) && g.push(h);
            }
          }
          for (h = 0; h < g.length && !(a(g[h]), -1 !== l.search_limit && n++ > l.search_limit); h++) {
          }
        }
      }
    }
    var f = this, k = l.active_canvas, n = k.canvas, p = n.ownerDocument || document, g = document.createElement("div");
    g.className = "litegraph litesearchbox graphdialog rounded";
    g.innerHTML = "<span class='name'>Search</span> <input autofocus type='text' class='value rounded'/><div class='helper'></div>";
    g.close = function() {
      f.search_box = null;
      p.body.focus();
      p.body.style.overflow = "";
      setTimeout(function() {
        f.canvas.focus();
      }, 20);
      g.parentNode && g.parentNode.removeChild(g);
    };
    var m = null;
    1 < this.ds.scale && (g.style.transform = "scale(" + this.ds.scale + ")");
    g.addEventListener("mouseenter", function(a) {
      m && (clearTimeout(m), m = null);
    });
    g.addEventListener("mouseleave", function(a) {
      m = setTimeout(function() {
        g.close();
      }, 500);
    });
    f.search_box && f.search_box.close();
    f.search_box = g;
    var r = g.querySelector(".helper"), t = null, q = null, u = null, C = g.querySelector("input");
    C && (C.addEventListener("blur", function(a) {
      this.focus();
    }), C.addEventListener("keydown", function(a) {
      if (38 == a.keyCode) {
        d(!1);
      } else {
        if (40 == a.keyCode) {
          d(!0);
        } else {
          if (27 == a.keyCode) {
            g.close();
          } else {
            if (13 == a.keyCode) {
              u ? b(u.innerHTML) : t ? b(t) : g.close();
            } else {
              q && clearInterval(q);
              q = setTimeout(c, 10);
              return;
            }
          }
        }
      }
      a.preventDefault();
      a.stopPropagation();
      a.stopImmediatePropagation();
      return !0;
    }));
    p.fullscreenElement ? p.fullscreenElement.appendChild(g) : (p.body.appendChild(g), p.body.style.overflow = "hidden");
    n = n.getBoundingClientRect();
    var w = (a ? a.clientY : n.top + 0.5 * n.height) - 20;
    g.style.left = (a ? a.clientX : n.left + 0.5 * n.width) - 80 + "px";
    g.style.top = w + "px";
    a.layerY > n.height - 200 && (r.style.maxHeight = n.height - a.layerY - 20 + "px");
    C.focus();
    return g;
  };
  l.prototype.showEditPropertyValue = function(a, b, d) {
    function c() {
      f(t.value);
    }
    function f(f) {
      "number" == typeof a.properties[b] && (f = Number(f));
      if ("array" == k || "object" == k) {
        f = JSON.parse(f);
      }
      a.properties[b] = f;
      a._graph && a._graph._version++;
      if (a.onPropertyChanged) {
        a.onPropertyChanged(b, f);
      }
      if (d.onclose) {
        d.onclose();
      }
      l.close();
      a.setDirtyCanvas(!0, !0);
    }
    if (a && void 0 !== a.properties[b]) {
      d = d || {};
      var e = a.getPropertyInfo(b), k = e.type, n = "";
      if ("string" == k || "number" == k || "array" == k || "object" == k) {
        n = "<input autofocus type='text' class='value'/>";
      } else {
        if ("enum" == k && e.values) {
          n = "<select autofocus type='text' class='value'>";
          for (var p in e.values) {
            var g = e.values.constructor === Array ? e.values[p] : p;
            n += "<option value='" + g + "' " + (g == a.properties[b] ? "selected" : "") + ">" + e.values[p] + "</option>";
          }
          n += "</select>";
        } else {
          if ("boolean" == k) {
            n = "<input autofocus type='checkbox' class='value' " + (a.properties[b] ? "checked" : "") + "/>";
          } else {
            console.warn("unknown type: " + k);
            return;
          }
        }
      }
      var l = this.createDialog("<span class='name'>" + b + "</span>" + n + "<button>OK</button>", d);
      if ("enum" == k && e.values) {
        var t = l.querySelector("select");
        t.addEventListener("change", function(a) {
          f(a.target.value);
        });
      } else {
        if ("boolean" == k) {
          (t = l.querySelector("input")) && t.addEventListener("click", function(a) {
            f(!!t.checked);
          });
        } else {
          if (t = l.querySelector("input")) {
            t.addEventListener("blur", function(a) {
              this.focus();
            }), g = void 0 !== a.properties[b] ? a.properties[b] : "", g = JSON.stringify(g), t.value = g, t.addEventListener("keydown", function(a) {
              13 == a.keyCode && (c(), a.preventDefault(), a.stopPropagation());
            });
          }
        }
      }
      l.querySelector("button").addEventListener("click", c);
      return l;
    }
  };
  l.prototype.createDialog = function(a, b) {
    b = b || {};
    var d = document.createElement("div");
    d.className = "graphdialog";
    d.innerHTML = a;
    a = this.canvas.getBoundingClientRect();
    var c = -20, f = -20;
    a && (c -= a.left, f -= a.top);
    b.position ? (c += b.position[0], f += b.position[1]) : b.event ? (c += b.event.clientX, f += b.event.clientY) : (c += 0.5 * this.canvas.width, f += 0.5 * this.canvas.height);
    d.style.left = c + "px";
    d.style.top = f + "px";
    this.canvas.parentNode.appendChild(d);
    d.close = function() {
      this.parentNode && this.parentNode.removeChild(this);
    };
    return d;
  };
  l.onMenuNodeCollapse = function(a, b, d, c, f) {
    f.collapse();
  };
  l.onMenuNodePin = function(a, b, d, c, f) {
    f.pin();
  };
  l.onMenuNodeMode = function(a, b, d, c, f) {
    new e.ContextMenu(["Always", "On Event", "On Trigger", "Never"], {event:d, callback:function(a) {
      if (f) {
        switch(a) {
          case "On Event":
            f.mode = e.ON_EVENT;
            break;
          case "On Trigger":
            f.mode = e.ON_TRIGGER;
            break;
          case "Never":
            f.mode = e.NEVER;
            break;
          default:
            f.mode = e.ALWAYS;
        }
      }
    }, parentMenu:c, node:f});
    return !1;
  };
  l.onMenuNodeColors = function(a, b, d, c, f) {
    if (!f) {
      throw "no node for color";
    }
    b = [];
    b.push({value:null, content:"<span style='display: block; padding-left: 4px;'>No color</span>"});
    for (var h in l.node_colors) {
      a = l.node_colors[h], a = {value:h, content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid " + a.color + "; background-color:" + a.bgcolor + "'>" + h + "</span>"}, b.push(a);
    }
    new e.ContextMenu(b, {event:d, callback:function(a) {
      f && ((a = a.value ? l.node_colors[a.value] : null) ? f.constructor === e.LGraphGroup ? f.color = a.groupcolor : (f.color = a.color, f.bgcolor = a.bgcolor) : (delete f.color, delete f.bgcolor), f.setDirtyCanvas(!0, !0));
    }, parentMenu:c, node:f});
    return !1;
  };
  l.onMenuNodeShapes = function(a, b, d, c, f) {
    if (!f) {
      throw "no node passed";
    }
    new e.ContextMenu(e.VALID_SHAPES, {event:d, callback:function(a) {
      f && (f.shape = a, f.setDirtyCanvas(!0));
    }, parentMenu:c, node:f});
    return !1;
  };
  l.onMenuNodeRemove = function(a, b, d, c, f) {
    if (!f) {
      throw "no node passed";
    }
    !1 !== f.removable && (f.graph.remove(f), f.setDirtyCanvas(!0, !0));
  };
  l.onMenuNodeClone = function(a, b, d, c, f) {
    0 != f.clonable && (a = f.clone()) && (a.pos = [f.pos[0] + 5, f.pos[1] + 5], f.graph.add(a), f.setDirtyCanvas(!0, !0));
  };
  l.node_colors = {red:{color:"#322", bgcolor:"#533", groupcolor:"#A88"}, brown:{color:"#332922", bgcolor:"#593930", groupcolor:"#b06634"}, green:{color:"#232", bgcolor:"#353", groupcolor:"#8A8"}, blue:{color:"#223", bgcolor:"#335", groupcolor:"#88A"}, pale_blue:{color:"#2a363b", bgcolor:"#3f5159", groupcolor:"#3f789e"}, cyan:{color:"#233", bgcolor:"#355", groupcolor:"#8AA"}, purple:{color:"#323", bgcolor:"#535", groupcolor:"#a1309b"}, yellow:{color:"#432", bgcolor:"#653", groupcolor:"#b58b2a"}, 
  black:{color:"#222", bgcolor:"#000", groupcolor:"#444"}};
  l.prototype.getCanvasMenuOptions = function() {
    if (this.getMenuOptions) {
      var a = this.getMenuOptions();
    } else {
      a = [{content:"Add Node", has_submenu:!0, callback:l.onMenuAdd}, {content:"Add Group", callback:l.onGroupAdd}], this._graph_stack && 0 < this._graph_stack.length && a.push(null, {content:"Close subgraph", callback:this.closeSubgraph.bind(this)});
    }
    if (this.getExtraMenuOptions) {
      var b = this.getExtraMenuOptions(this, a);
      b && (a = a.concat(b));
    }
    return a;
  };
  l.prototype.getNodeMenuOptions = function(a) {
    var b = a.getMenuOptions ? a.getMenuOptions(this) : [{content:"Inputs", has_submenu:!0, disabled:!0, callback:l.showMenuNodeOptionalInputs}, {content:"Outputs", has_submenu:!0, disabled:!0, callback:l.showMenuNodeOptionalOutputs}, null, {content:"Properties", has_submenu:!0, callback:l.onShowMenuNodeProperties}, null, {content:"Title", callback:l.onShowPropertyEditor}, {content:"Mode", has_submenu:!0, callback:l.onMenuNodeMode}, {content:"Resize", callback:l.onResizeNode}, {content:"Collapse", 
    callback:l.onMenuNodeCollapse}, {content:"Pin", callback:l.onMenuNodePin}, {content:"Colors", has_submenu:!0, callback:l.onMenuNodeColors}, {content:"Shapes", has_submenu:!0, callback:l.onMenuNodeShapes}, null];
    if (a.onGetInputs) {
      var d = a.onGetInputs();
      d && d.length && (b[0].disabled = !1);
    }
    a.onGetOutputs && (d = a.onGetOutputs()) && d.length && (b[1].disabled = !1);
    a.getExtraMenuOptions && (d = a.getExtraMenuOptions(this)) && (d.push(null), b = d.concat(b));
    !1 !== a.clonable && b.push({content:"Clone", callback:l.onMenuNodeClone});
    !1 !== a.removable && b.push(null, {content:"Remove", callback:l.onMenuNodeRemove});
    if (a.graph && a.graph.onGetNodeMenuOptions) {
      a.graph.onGetNodeMenuOptions(b, a);
    }
    return b;
  };
  l.prototype.getGroupMenuOptions = function(a) {
    return [{content:"Title", callback:l.onShowPropertyEditor}, {content:"Color", has_submenu:!0, callback:l.onMenuNodeColors}, {content:"Font size", property:"font_size", type:"Number", callback:l.onShowPropertyEditor}, null, {content:"Remove", callback:l.onMenuNodeRemove}];
  };
  l.prototype.processContextMenu = function(a, b) {
    var d = this, c = l.active_canvas.getCanvasWindow(), f = null, k = {event:b, callback:function(b, f, c) {
      if (b) {
        if ("Remove Slot" == b.content) {
          b = b.slot, b.input ? a.removeInput(b.slot) : b.output && a.removeOutput(b.slot);
        } else {
          if ("Disconnect Links" == b.content) {
            b = b.slot, b.output ? a.disconnectOutput(b.slot) : b.input && a.disconnectInput(b.slot);
          } else {
            if ("Rename Slot" == b.content) {
              b = b.slot;
              var e = b.input ? a.getInputInfo(b.slot) : a.getOutputInfo(b.slot), h = d.createDialog("<span class='name'>Name</span><input autofocus type='text'/><button>OK</button>", f), k = h.querySelector("input");
              k && e && (k.value = e.label || "");
              h.querySelector("button").addEventListener("click", function(a) {
                k.value && (e && (e.label = k.value), d.setDirty(!0));
                h.close();
              });
            }
          }
        }
      }
    }, extra:a};
    a && (k.title = a.type);
    var n = null;
    a && (n = a.getSlotInPosition(b.canvasX, b.canvasY), l.active_node = a);
    n ? (f = [], n && n.output && n.output.links && n.output.links.length && f.push({content:"Disconnect Links", slot:n}), b = n.input || n.output, f.push(b.locked ? "Cannot remove" : {content:"Remove Slot", slot:n}), f.push(b.nameLocked ? "Cannot rename" : {content:"Rename Slot", slot:n}), k.title = (n.input ? n.input.type : n.output.type) || "*", n.input && n.input.type == e.ACTION && (k.title = "Action"), n.output && n.output.type == e.EVENT && (k.title = "Event")) : a ? f = this.getNodeMenuOptions(a) : 
    (f = this.getCanvasMenuOptions(), (n = this.graph.getGroupOnPos(b.canvasX, b.canvasY)) && f.push(null, {content:"Edit Group", has_submenu:!0, submenu:{title:"Group", extra:n, options:this.getGroupMenuOptions(n)}}));
    f && new e.ContextMenu(f, k, c);
  };
  "undefined" != typeof window && window.CanvasRenderingContext2D && (window.CanvasRenderingContext2D.prototype.roundRect = function(a, b, d, c, f, e) {
    void 0 === f && (f = 5);
    void 0 === e && (e = f);
    this.moveTo(a + f, b);
    this.lineTo(a + d - f, b);
    this.quadraticCurveTo(a + d, b, a + d, b + f);
    this.lineTo(a + d, b + c - e);
    this.quadraticCurveTo(a + d, b + c, a + d - e, b + c);
    this.lineTo(a + e, b + c);
    this.quadraticCurveTo(a, b + c, a, b + c - e);
    this.lineTo(a, b + f);
    this.quadraticCurveTo(a, b, a + f, b);
  });
  e.compareObjects = function(a, b) {
    for (var d in a) {
      if (a[d] != b[d]) {
        return !1;
      }
    }
    return !0;
  };
  e.distance = B;
  e.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") + ")";
  };
  e.isInsideRectangle = y;
  e.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);
  };
  e.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;
  };
  e.overlapBounding = w;
  e.hex2num = function(a) {
    "#" == a.charAt(0) && (a = a.slice(1));
    a = a.toUpperCase();
    for (var b = Array(3), d = 0, c, f, e = 0; 6 > e; e += 2) {
      c = "0123456789ABCDEF".indexOf(a.charAt(e)), f = "0123456789ABCDEF".indexOf(a.charAt(e + 1)), b[d] = 16 * c + f, d++;
    }
    return b;
  };
  e.num2hex = function(a) {
    for (var b = "#", d, c, f = 0; 3 > f; f++) {
      d = a[f] / 16, c = a[f] % 16, b += "0123456789ABCDEF".charAt(d) + "0123456789ABCDEF".charAt(c);
    }
    return b;
  };
  E.prototype.addItem = function(a, b, d) {
    function c(a) {
      var b = this.value;
      b && b.has_submenu && f.call(this, a);
    }
    function f(a) {
      var b = this.value, f = !0;
      e.current_submenu && e.current_submenu.close(a);
      if (d.callback) {
        var c = d.callback.call(this, b, d, a, e, d.node);
        !0 === c && (f = !1);
      }
      if (b && (b.callback && !d.ignore_item_callbacks && !0 !== b.disabled && (c = b.callback.call(this, b, d, a, e, d.extra), !0 === c && (f = !1)), b.submenu)) {
        if (!b.submenu.options) {
          throw "ContextMenu submenu needs options";
        }
        new e.constructor(b.submenu.options, {callback:b.submenu.callback, event:a, parentMenu:e, ignore_item_callbacks:b.submenu.ignore_item_callbacks, title:b.submenu.title, extra:b.submenu.extra, autoopen:d.autoopen});
        f = !1;
      }
      f && !e.lock && e.close();
    }
    var e = this;
    d = d || {};
    var k = document.createElement("div");
    k.className = "litemenu-entry submenu";
    var n = !1;
    if (null === b) {
      k.classList.add("separator");
    } else {
      k.innerHTML = b && b.title ? b.title : a;
      if (k.value = b) {
        b.disabled && (n = !0, k.classList.add("disabled")), (b.submenu || b.has_submenu) && k.classList.add("has_submenu");
      }
      "function" == typeof b ? (k.dataset.value = a, k.onclick_callback = b) : k.dataset.value = b;
      b.className && (k.className += " " + b.className);
    }
    this.root.appendChild(k);
    n || k.addEventListener("click", f);
    d.autoopen && k.addEventListener("mouseenter", c);
    return k;
  };
  E.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 && !E.isCursorOverElement(a, this.parentMenu.root) && E.trigger(this.parentMenu.root, "mouseleave", a));
    this.current_submenu && this.current_submenu.close(a, !0);
    this.root.closing_timer && clearTimeout(this.root.closing_timer);
  };
  E.trigger = function(a, b, d, c) {
    var f = document.createEvent("CustomEvent");
    f.initCustomEvent(b, !0, !0, d);
    f.srcElement = c;
    a.dispatchEvent ? a.dispatchEvent(f) : a.__events && a.__events.dispatchEvent(f);
    return f;
  };
  E.prototype.getTopMenu = function() {
    return this.options.parentMenu ? this.options.parentMenu.getTopMenu() : this;
  };
  E.prototype.getFirstEvent = function() {
    return this.options.parentMenu ? this.options.parentMenu.getFirstEvent() : this.options.event;
  };
  E.isCursorOverElement = function(a, b) {
    var d = a.clientX;
    a = a.clientY;
    return (b = b.getBoundingClientRect()) ? a > b.top && a < b.top + b.height && d > b.left && d < b.left + b.width ? !0 : !1 : !1;
  };
  e.ContextMenu = E;
  e.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]);
      }
    }
  };
  e.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)));
      }
    }
  };
  z.sampleCurve = function(a, b) {
    if (b) {
      for (var d = 0; d < b.length - 1; ++d) {
        var c = b[d], f = b[d + 1];
        if (!(f[0] < a)) {
          b = f[0] - c[0];
          if (0.00001 > Math.abs(b)) {
            return c[1];
          }
          a = (a - c[0]) / b;
          return c[1] * (1.0 - a) + f[1] * a;
        }
      }
      return 0;
    }
  };
  z.prototype.draw = function(a, b, d, c, f, e) {
    if (d = this.points) {
      this.size = b;
      var k = b[0] - 2 * this.margin;
      b = b[1] - 2 * this.margin;
      f = f || "#666";
      a.save();
      a.translate(this.margin, this.margin);
      c && (a.fillStyle = "#111", a.fillRect(0, 0, k, b), a.fillStyle = "#222", a.fillRect(0.5 * k, 0, 1, b), a.strokeStyle = "#333", a.strokeRect(0, 0, k, b));
      a.strokeStyle = f;
      e && (a.globalAlpha = 0.5);
      a.beginPath();
      for (c = 0; c < d.length; ++c) {
        f = d[c], a.lineTo(f[0] * k, (1.0 - f[1]) * b);
      }
      a.stroke();
      a.globalAlpha = 1;
      if (!e) {
        for (c = 0; c < d.length; ++c) {
          f = d[c], a.fillStyle = this.selected == c ? "#FFF" : this.nearest == c ? "#DDD" : "#AAA", a.beginPath(), a.arc(f[0] * k, (1.0 - f[1]) * b, 2, 0, 2 * Math.PI), a.fill();
        }
      }
      a.restore();
    }
  };
  z.prototype.onMouseDown = function(a, b) {
    var d = this.points;
    if (d && !(0 > a[1])) {
      var c = this.size[0] - 2 * this.margin, f = this.size[1] - 2 * this.margin, e = a[0] - this.margin;
      a = a[1] - this.margin;
      this.selected = this.getCloserPoint([e, a], 30 / b.ds.scale);
      -1 == this.selected && (b = [e / c, 1 - a / f], d.push(b), d.sort(function(a, b) {
        return a[0] - b[0];
      }), this.selected = d.indexOf(b), this.must_update = !0);
      if (-1 != this.selected) {
        return !0;
      }
    }
  };
  z.prototype.onMouseMove = function(a, b) {
    var d = this.points;
    if (d) {
      var c = this.selected;
      if (!(0 > c)) {
        var f = (a[0] - this.margin) / (this.size[0] - 2 * this.margin), e = (a[1] - this.margin) / (this.size[1] - 2 * this.margin);
        this._nearest = this.getCloserPoint([a[0] - this.margin, a[1] - this.margin], 30 / b.ds.scale);
        if (b = d[c]) {
          var k = 0 == c || c == d.length - 1;
          !k && (-10 > a[0] || a[0] > this.size[0] + 10 || -10 > a[1] || a[1] > this.size[1] + 10) ? (d.splice(c, 1), this.selected = -1) : (b[0] = k ? 0 == c ? 0 : 1 : Math.clamp(f, 0, 1), b[1] = 1.0 - Math.clamp(e, 0, 1), d.sort(function(a, b) {
            return a[0] - b[0];
          }), this.selected = d.indexOf(b), this.must_update = !0);
        }
      }
    }
  };
  z.prototype.onMouseUp = function(a, b) {
    this.selected = -1;
    return !1;
  };
  z.prototype.getCloserPoint = function(a, b) {
    var d = this.points;
    if (!d) {
      return -1;
    }
    b = b || 30;
    for (var c = this.size[0] - 2 * this.margin, f = this.size[1] - 2 * this.margin, e = d.length, k = [0, 0], n = 1000000, p = -1, g = 0; g < e; ++g) {
      var l = d[g];
      k[0] = l[0] * c;
      k[1] = (1.0 - l[1]) * f;
      l = vec2.distance(a, k);
      l > n || l > b || (p = g, n = l);
    }
    return p;
  };
  e.CurveEditor = z;
  e.getParameterNames = function(a) {
    return (a + "").replace(/[/][/].*$/gm, "").replace(/\s+/g, "").replace(/[/][*][^/*]*[*][/]/g, "").split("){", 1)[0].replace(/^[^(]*[(]/, "").replace(/=[^,]+/g, "").split(",").filter(Boolean);
  };
  Math.clamp = function(a, b, d) {
    return b > a ? b : d < a ? d : a;
  };
  "undefined" == typeof window || window.requestAnimationFrame || (window.requestAnimationFrame = window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(a) {
    window.setTimeout(a, 1000 / 60);
  });
})(this);
"undefined" != typeof exports && (exports.LiteGraph = this.LiteGraph);
(function(v) {
  function c() {
    this.addOutput("in ms", "number");
    this.addOutput("in sec", "number");
  }
  function q() {
    this.size = [140, 80];
    this.properties = {enabled:!0};
    this.enabled = !0;
    this.subgraph = new h.LGraph;
    this.subgraph._subgraph_node = this;
    this.subgraph._is_subgraph = !0;
    this.subgraph.onTrigger = this.onSubgraphTrigger.bind(this);
    this.subgraph.onInputAdded = this.onSubgraphNewInput.bind(this);
    this.subgraph.onInputRenamed = this.onSubgraphRenamedInput.bind(this);
    this.subgraph.onInputTypeChanged = this.onSubgraphTypeChangeInput.bind(this);
    this.subgraph.onInputRemoved = this.onSubgraphRemovedInput.bind(this);
    this.subgraph.onOutputAdded = this.onSubgraphNewOutput.bind(this);
    this.subgraph.onOutputRenamed = this.onSubgraphRenamedOutput.bind(this);
    this.subgraph.onOutputTypeChanged = this.onSubgraphTypeChangeOutput.bind(this);
    this.subgraph.onOutputRemoved = this.onSubgraphRemovedOutput.bind(this);
  }
  function m() {
    this.addOutput("", "number");
    this.name_in_graph = "";
    this.properties = {name:"", type:"number", value:0};
    var a = this;
    this.name_widget = this.addWidget("text", "Name", this.properties.name, function(b) {
      b && a.setProperty("name", b);
    });
    this.type_widget = this.addWidget("text", "Type", this.properties.type, function(b) {
      a.setProperty("type", b);
    });
    this.value_widget = this.addWidget("number", "Value", this.properties.value, function(b) {
      a.setProperty("value", b);
    });
    this.widgets_up = !0;
    this.size = [180, 90];
  }
  function g() {
    this.addInput("", "");
    this.name_in_graph = "";
    this.properties = {};
    var a = this;
    Object.defineProperty(this.properties, "name", {get:function() {
      return a.name_in_graph;
    }, set:function(b) {
      "" != b && b != a.name_in_graph && (a.name_in_graph ? a.graph.renameOutput(a.name_in_graph, b) : a.graph.addOutput(b, a.properties.type), a.name_widget.value = b, a.name_in_graph = b);
    }, enumerable:!0});
    Object.defineProperty(this.properties, "type", {get:function() {
      return a.inputs[0].type;
    }, set:function(b) {
      if ("action" == b || "event" == b) {
        b = h.ACTION;
      }
      a.inputs[0].type = b;
      a.name_in_graph && a.graph.changeOutputType(a.name_in_graph, a.inputs[0].type);
      a.type_widget.value = b || "";
    }, enumerable:!0});
    this.name_widget = this.addWidget("text", "Name", this.properties.name, "name");
    this.type_widget = this.addWidget("text", "Type", this.properties.type, "type");
    this.widgets_up = !0;
    this.size = [180, 60];
  }
  function r() {
    this.addOutput("value", "number");
    this.addProperty("value", 1.0);
    this.widget = this.addWidget("number", "value", 1, "value");
    this.widgets_up = !0;
    this.size = [180, 30];
  }
  function l() {
    this.addOutput("", "boolean");
    this.addProperty("value", !0);
    this.widget = this.addWidget("toggle", "value", !0, "value");
    this.widgets_up = !0;
    this.size = [140, 30];
  }
  function B() {
    this.addOutput("", "string");
    this.addProperty("value", "");
    this.widget = this.addWidget("text", "value", "", "value");
    this.widgets_up = !0;
    this.size = [180, 30];
  }
  function y() {
    this.addInput("url", "");
    this.addOutput("", "");
    this.addProperty("url", "");
    this.addProperty("type", "text");
    this.widget = this.addWidget("text", "url", "", "url");
    this._data = null;
  }
  function w() {
    this.addOutput("", "");
    this.addProperty("value", "");
    this.widget = this.addWidget("text", "json", "", "value");
    this.widgets_up = !0;
    this.size = [140, 30];
    this._value = null;
  }
  function E() {
    this.addInput("", "");
    this.addOutput("", "array");
    this.addProperty("value", "");
    this.widget = this.addWidget("text", "array", "", "value");
    this.widgets_up = !0;
    this.size = [140, 30];
    this._value = null;
  }
  function z() {
    this.addInput("array", "array,table,string");
    this.addInput("index", "number");
    this.addOutput("value", "");
    this.addProperty("index", 0);
  }
  function e() {
    this.addInput("table", "table");
    this.addInput("row", "number");
    this.addInput("col", "number");
    this.addOutput("value", "");
    this.addProperty("row", 0);
    this.addProperty("column", 0);
  }
  function C() {
    this.addInput("obj", "");
    this.addOutput("", "");
    this.addProperty("value", "");
    this.widget = this.addWidget("text", "prop.", "", this.setValue.bind(this));
    this.widgets_up = !0;
    this.size = [140, 30];
    this._value = null;
  }
  function D() {
    this.addInput("obj", "");
    this.addOutput("keys", "array");
    this.size = [140, 30];
  }
  function u() {
    this.addInput("A", "object");
    this.addInput("B", "object");
    this.addOutput("", "object");
    this._result = {};
    var a = this;
    this.addWidget("button", "clear", "", function() {
      a._result = {};
    });
    this.size = this.computeSize();
  }
  function G() {
    this.size = [60, 30];
    this.addInput("in");
    this.addOutput("out");
    this.properties = {varname:"myname", global:!1};
    this.value = null;
  }
  function n() {
    this.size = [60, 30];
    this.addInput("data", 0);
    this.addInput("download", h.ACTION);
    this.properties = {filename:"data.json"};
    this.value = null;
    var a = this;
    this.addWidget("button", "Download", "", function(b) {
      a.value && a.downloadAsFile();
    });
  }
  function p() {
    this.size = [60, 30];
    this.addInput("value", 0, {label:""});
    this.value = 0;
  }
  function k() {
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.size = [40, 30];
  }
  function a() {
    this.mode = h.ON_EVENT;
    this.size = [80, 30];
    this.addProperty("msg", "");
    this.addInput("log", h.EVENT);
    this.addInput("msg", 0);
  }
  function b() {
    this.mode = h.ON_EVENT;
    this.addProperty("msg", "");
    this.addInput("", h.EVENT);
    var a = this;
    this.widget = this.addWidget("text", "Text", "", function(b) {
      a.properties.msg = b;
    });
    this.widgets_up = !0;
    this.size = [200, 30];
  }
  function d() {
    this.size = [60, 30];
    this.addProperty("onExecute", "return A;");
    this.addInput("A", "");
    this.addInput("B", "");
    this.addOutput("out", "");
    this._func = null;
    this.data = {};
  }
  var h = v.LiteGraph;
  c.title = "Time";
  c.desc = "Time";
  c.prototype.onExecute = function() {
    this.setOutputData(0, 1000 * this.graph.globaltime);
    this.setOutputData(1, this.graph.globaltime);
  };
  h.registerNodeType("basic/time", c);
  q.title = "Subgraph";
  q.desc = "Graph inside a node";
  q.title_color = "#334";
  q.prototype.onGetInputs = function() {
    return [["enabled", "boolean"]];
  };
  q.prototype.onDrawTitle = function(a) {
    if (!this.flags.collapsed) {
      a.fillStyle = "#555";
      var b = h.NODE_TITLE_HEIGHT, d = this.size[0] - b;
      a.fillRect(d, -b, b, b);
      a.fillStyle = "#333";
      a.beginPath();
      a.moveTo(d + 0.2 * b, 0.6 * -b);
      a.lineTo(d + 0.8 * b, 0.6 * -b);
      a.lineTo(d + 0.5 * b, 0.3 * -b);
      a.fill();
    }
  };
  q.prototype.onDblClick = function(a, b, d) {
    var f = this;
    setTimeout(function() {
      d.openSubgraph(f.subgraph);
    }, 10);
  };
  q.prototype.onMouseDown = function(a, b, d) {
    if (!this.flags.collapsed && b[0] > this.size[0] - h.NODE_TITLE_HEIGHT && 0 > b[1]) {
      var f = this;
      setTimeout(function() {
        d.openSubgraph(f.subgraph);
      }, 10);
    }
  };
  q.prototype.onAction = function(a, b) {
    this.subgraph.onAction(a, b);
  };
  q.prototype.onExecute = function() {
    if (this.enabled = this.getInputOrProperty("enabled")) {
      if (this.inputs) {
        for (var a = 0; a < this.inputs.length; a++) {
          var b = this.inputs[a], d = this.getInputData(a);
          this.subgraph.setInputData(b.name, d);
        }
      }
      this.subgraph.runStep();
      if (this.outputs) {
        for (a = 0; a < this.outputs.length; a++) {
          d = this.subgraph.getOutputData(this.outputs[a].name), this.setOutputData(a, d);
        }
      }
    }
  };
  q.prototype.sendEventToAllNodes = function(a, b, d) {
    this.enabled && this.subgraph.sendEventToAllNodes(a, b, d);
  };
  q.prototype.onSubgraphTrigger = function(a, b) {
    a = this.findOutputSlot(a);
    -1 != a && this.triggerSlot(a);
  };
  q.prototype.onSubgraphNewInput = function(a, b) {
    -1 == this.findInputSlot(a) && this.addInput(a, b);
  };
  q.prototype.onSubgraphRenamedInput = function(a, b) {
    a = this.findInputSlot(a);
    -1 != a && (this.getInputInfo(a).name = b);
  };
  q.prototype.onSubgraphTypeChangeInput = function(a, b) {
    a = this.findInputSlot(a);
    -1 != a && (this.getInputInfo(a).type = b);
  };
  q.prototype.onSubgraphRemovedInput = function(a) {
    a = this.findInputSlot(a);
    -1 != a && this.removeInput(a);
  };
  q.prototype.onSubgraphNewOutput = function(a, b) {
    -1 == this.findOutputSlot(a) && this.addOutput(a, b);
  };
  q.prototype.onSubgraphRenamedOutput = function(a, b) {
    a = this.findOutputSlot(a);
    -1 != a && (this.getOutputInfo(a).name = b);
  };
  q.prototype.onSubgraphTypeChangeOutput = function(a, b) {
    a = this.findOutputSlot(a);
    -1 != a && (this.getOutputInfo(a).type = b);
  };
  q.prototype.onSubgraphRemovedOutput = function(a) {
    a = this.findInputSlot(a);
    -1 != a && this.removeOutput(a);
  };
  q.prototype.getExtraMenuOptions = function(a) {
    var b = this;
    return [{content:"Open", callback:function() {
      a.openSubgraph(b.subgraph);
    }}];
  };
  q.prototype.onResize = function(a) {
    a[1] += 20;
  };
  q.prototype.serialize = function() {
    var a = h.LGraphNode.prototype.serialize.call(this);
    a.subgraph = this.subgraph.serialize();
    return a;
  };
  q.prototype.clone = function() {
    var a = h.createNode(this.type), b = this.serialize();
    delete b.id;
    delete b.inputs;
    delete b.outputs;
    a.configure(b);
    return a;
  };
  h.Subgraph = q;
  h.registerNodeType("graph/subgraph", q);
  m.title = "Input";
  m.desc = "Input of the graph";
  m.prototype.onConfigure = function() {
    this.updateType();
  };
  m.prototype.updateType = function() {
    var a = this.properties.type;
    this.type_widget.value = a;
    this.outputs[0].type != a && (this.outputs[0].type = a, this.disconnectOutput(0));
    "number" == a ? (this.value_widget.type = "number", this.value_widget.value = 0) : "boolean" == a ? (this.value_widget.type = "toggle", this.value_widget.value = !0) : "string" == a ? (this.value_widget.type = "text", this.value_widget.value = "") : (this.value_widget.type = null, this.value_widget.value = null);
    this.properties.value = this.value_widget.value;
  };
  m.prototype.onPropertyChanged = function(a, b) {
    if ("name" == a) {
      if ("" == b || b == this.name_in_graph || "enabled" == b) {
        return !1;
      }
      this.graph && (this.name_in_graph ? this.graph.renameInput(this.name_in_graph, b) : this.graph.addInput(b, this.properties.type));
      this.name_in_graph = this.name_widget.value = b;
    } else {
      "type" == a && this.updateType(b || "");
    }
  };
  m.prototype.getTitle = function() {
    return this.flags.collapsed ? this.properties.name : this.title;
  };
  m.prototype.onAction = function(a, b) {
    this.properties.type == h.EVENT && this.triggerSlot(0, b);
  };
  m.prototype.onExecute = function() {
    var a = this.graph.inputs[this.properties.name];
    a ? this.setOutputData(0, void 0 !== a.value ? a.value : this.properties.value) : this.setOutputData(0, this.properties.value);
  };
  m.prototype.onRemoved = function() {
    this.name_in_graph && this.graph.removeInput(this.name_in_graph);
  };
  h.GraphInput = m;
  h.registerNodeType("graph/input", m);
  g.title = "Output";
  g.desc = "Output of the graph";
  g.prototype.onExecute = function() {
    this._value = this.getInputData(0);
    this.graph.setOutputData(this.properties.name, this._value);
  };
  g.prototype.onAction = function(a, b) {
    this.properties.type == h.ACTION && this.graph.trigger(this.properties.name, b);
  };
  g.prototype.onRemoved = function() {
    this.name_in_graph && this.graph.removeOutput(this.name_in_graph);
  };
  g.prototype.getTitle = function() {
    return this.flags.collapsed ? this.properties.name : this.title;
  };
  h.GraphOutput = g;
  h.registerNodeType("graph/output", g);
  r.title = "Const Number";
  r.desc = "Constant number";
  r.prototype.onExecute = function() {
    this.setOutputData(0, parseFloat(this.properties.value));
  };
  r.prototype.getTitle = function() {
    return this.flags.collapsed ? this.properties.value : this.title;
  };
  r.prototype.setValue = function(a) {
    this.setProperty("value", a);
  };
  r.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this.properties.value.toFixed(3);
  };
  h.registerNodeType("basic/const", r);
  l.title = "Const Boolean";
  l.desc = "Constant boolean";
  l.prototype.getTitle = r.prototype.getTitle;
  l.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  l.prototype.setValue = r.prototype.setValue;
  l.prototype.onGetInputs = function() {
    return [["toggle", h.ACTION]];
  };
  l.prototype.onAction = function(a) {
    this.setValue(!this.properties.value);
  };
  h.registerNodeType("basic/boolean", l);
  B.title = "Const String";
  B.desc = "Constant string";
  B.prototype.getTitle = r.prototype.getTitle;
  B.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  B.prototype.setValue = r.prototype.setValue;
  B.prototype.onDropFile = function(a) {
    var b = this, d = new FileReader;
    d.onload = function(a) {
      b.setProperty("value", a.target.result);
    };
    d.readAsText(a);
  };
  h.registerNodeType("basic/string", B);
  y.title = "Const File";
  y.desc = "Fetches a file from an url";
  y["@type"] = {type:"enum", values:["text", "arraybuffer", "blob", "json"]};
  y.prototype.onPropertyChanged = function(a, b) {
    "url" == a && (null == b || "" == b ? this._data = null : this.fetchFile(b));
  };
  y.prototype.onExecute = function() {
    var a = this.getInputData(0) || this.properties.url;
    !a || a == this._url && this._type == this.properties.type || this.fetchFile(a);
    this.setOutputData(0, this._data);
  };
  y.prototype.setValue = r.prototype.setValue;
  y.prototype.fetchFile = function(a) {
    var b = this;
    a && a.constructor === String ? (this._url = a, this._type = this.properties.type, "http" == a.substr(0, 4) && h.proxy && (a = h.proxy + a.substr(a.indexOf(":") + 3)), fetch(a).then(function(a) {
      if (!a.ok) {
        throw Error("File not found");
      }
      if ("arraybuffer" == b.properties.type) {
        return a.arrayBuffer();
      }
      if ("text" == b.properties.type) {
        return a.text();
      }
      if ("json" == b.properties.type) {
        return a.json();
      }
      if ("blob" == b.properties.type) {
        return a.blob();
      }
    }).then(function(a) {
      b._data = a;
      b.boxcolor = "#AEA";
    }).catch(function(d) {
      b._data = null;
      b.boxcolor = "red";
      console.error("error fetching file:", a);
    })) : (b._data = null, b.boxcolor = null);
  };
  y.prototype.onDropFile = function(a) {
    var b = this;
    this._url = a.name;
    this._type = this.properties.type;
    this.properties.url = a.name;
    var d = new FileReader;
    d.onload = function(a) {
      b.boxcolor = "#AEA";
      a = a.target.result;
      "json" == b.properties.type && (a = JSON.parse(a));
      b._data = a;
    };
    if ("arraybuffer" == b.properties.type) {
      d.readAsArrayBuffer(a);
    } else {
      if ("text" == b.properties.type || "json" == b.properties.type) {
        d.readAsText(a);
      } else {
        if ("blob" == b.properties.type) {
          return d.readAsBinaryString(a);
        }
      }
    }
  };
  h.registerNodeType("basic/file", y);
  w.title = "Const Data";
  w.desc = "Constant Data";
  w.prototype.onPropertyChanged = function(a, b) {
    this.widget.value = b;
    if (null != b && "" != b) {
      try {
        this._value = JSON.parse(b), this.boxcolor = "#AEA";
      } catch (H) {
        this.boxcolor = "red";
      }
    }
  };
  w.prototype.onExecute = function() {
    this.setOutputData(0, this._value);
  };
  w.prototype.setValue = r.prototype.setValue;
  h.registerNodeType("basic/data", w);
  E.title = "Const Array";
  E.desc = "Constant Array";
  E.prototype.onPropertyChanged = function(a, b) {
    this.widget.value = b;
    if (null != b && "" != b) {
      try {
        this._value = JSON.parse(b), this.boxcolor = "#AEA";
      } catch (H) {
        this.boxcolor = "red";
      }
    }
  };
  E.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && a.length) {
      this._value || (this._value = []);
      this._value.length = a.length;
      for (var b = 0; b < a.length; ++b) {
        this._value[b] = a[b];
      }
    }
    this.setOutputData(0, this._value);
  };
  E.prototype.setValue = r.prototype.setValue;
  h.registerNodeType("basic/array", E);
  z.title = "Array[i]";
  z.desc = "Returns an element from an array";
  z.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1);
    null == b && (b = this.properties.index);
    null != a && null != b && this.setOutputData(0, a[Math.floor(Number(b))]);
  };
  h.registerNodeType("basic/array[]", z);
  e.title = "Table[row][col]";
  e.desc = "Returns an element from a table";
  e.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1), d = this.getInputData(2);
    null == b && (b = this.properties.row);
    null == d && (d = this.properties.column);
    null != a && null != b && null != d && ((b = a[Math.floor(Number(b))]) ? this.setOutputData(0, b[Math.floor(Number(d))]) : this.setOutputData(0, null));
  };
  h.registerNodeType("basic/table[][]", e);
  C.title = "Object property";
  C.desc = "Outputs the property of an object";
  C.prototype.setValue = function(a) {
    this.properties.value = a;
    this.widget.value = a;
  };
  C.prototype.getTitle = function() {
    return this.flags.collapsed ? "in." + this.properties.value : this.title;
  };
  C.prototype.onPropertyChanged = function(a, b) {
    this.widget.value = b;
  };
  C.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a[this.properties.value]);
  };
  h.registerNodeType("basic/object_property", C);
  D.title = "Object keys";
  D.desc = "Outputs an array with the keys of an object";
  D.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Object.keys(a));
  };
  h.registerNodeType("basic/object_keys", D);
  u.title = "Merge Objects";
  u.desc = "Creates an object copying properties from others";
  u.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1), d = this._result;
    if (a) {
      for (var c in a) {
        d[c] = a[c];
      }
    }
    if (b) {
      for (c in b) {
        d[c] = b[c];
      }
    }
    this.setOutputData(0, d);
  };
  h.registerNodeType("basic/merge_objects", u);
  G.title = "Variable";
  G.desc = "store/read variable value";
  G.prototype.onExecute = function() {
    this.value = this.getInputData(0);
    this.graph && (this.graph.vars[this.properties.varname] = this.value);
    this.properties.global && (v[this.properties.varname] = this.value);
    this.setOutputData(0, this.value);
  };
  G.prototype.getTitle = function() {
    return this.properties.varname;
  };
  h.registerNodeType("basic/variable", G);
  h.wrapFunctionAsNode("basic/length", function(a) {
    return a && null != a.length ? Number(a.length) : 0;
  }, ["*"], "number");
  n.title = "Download";
  n.desc = "Download some data";
  n.prototype.downloadAsFile = function() {
    if (null != this.value) {
      var a = null;
      a = this.value.constructor === String ? this.value : JSON.stringify(this.value);
      a = new Blob([a]);
      var b = URL.createObjectURL(a);
      a = document.createElement("a");
      a.setAttribute("href", b);
      a.setAttribute("download", this.properties.filename);
      a.style.display = "none";
      document.body.appendChild(a);
      a.click();
      document.body.removeChild(a);
      setTimeout(function() {
        URL.revokeObjectURL(b);
      }, 6E4);
    }
  };
  n.prototype.onAction = function(a, b) {
    var d = this;
    setTimeout(function() {
      d.downloadAsFile();
    }, 100);
  };
  n.prototype.onExecute = function() {
    this.inputs[0] && (this.value = this.getInputData(0));
  };
  n.prototype.getTitle = function() {
    return this.flags.collapsed ? this.properties.filename : this.title;
  };
  h.registerNodeType("basic/download", n);
  p.title = "Watch";
  p.desc = "Show value of input";
  p.prototype.onExecute = function() {
    this.inputs[0] && (this.value = this.getInputData(0));
  };
  p.prototype.getTitle = function() {
    return this.flags.collapsed ? this.inputs[0].label : this.title;
  };
  p.toString = function(a) {
    if (null == a) {
      return "null";
    }
    if (a.constructor === Number) {
      return a.toFixed(3);
    }
    if (a.constructor === Array) {
      for (var b = "[", d = 0; d < a.length; ++d) {
        b += p.toString(a[d]) + (d + 1 != a.length ? "," : "");
      }
      return b + "]";
    }
    return String(a);
  };
  p.prototype.onDrawBackground = function(a) {
    this.inputs[0].label = p.toString(this.value);
  };
  h.registerNodeType("basic/watch", p);
  k.title = "Cast";
  k.desc = "Allows to connect different types";
  k.prototype.onExecute = function() {
    this.setOutputData(0, this.getInputData(0));
  };
  h.registerNodeType("basic/cast", 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", h.ACTION], ["warn", h.ACTION], ["error", h.ACTION]];
  };
  h.registerNodeType("basic/console", a);
  b.title = "Alert";
  b.desc = "Show an alert window";
  b.color = "#510";
  b.prototype.onConfigure = function(a) {
    this.widget.value = a.properties.msg;
  };
  b.prototype.onAction = function(a, b) {
    var d = this.properties.msg;
    setTimeout(function() {
      alert(d);
    }, 10);
  };
  h.registerNodeType("basic/alert", b);
  d.prototype.onConfigure = function(a) {
    a.properties.onExecute && h.allow_scripts ? this.compileCode(a.properties.onExecute) : console.warn("Script not compiled, LiteGraph.allow_scripts is false");
  };
  d.title = "Script";
  d.desc = "executes a code (max 100 characters)";
  d.widgets_info = {onExecute:{type:"code"}};
  d.prototype.onPropertyChanged = function(a, b) {
    "onExecute" == a && h.allow_scripts ? this.compileCode(b) : console.warn("Script not compiled, LiteGraph.allow_scripts is false");
  };
  d.prototype.compileCode = function(a) {
    this._func = null;
    if (256 < a.length) {
      console.warn("Script too long, max 256 chars");
    } else {
      for (var b = a.toLowerCase(), d = "script body document eval nodescript function".split(" "), c = 0; c < d.length; ++c) {
        if (-1 != b.indexOf(d[c])) {
          console.warn("invalid script");
          return;
        }
      }
      try {
        this._func = new Function("A", "B", "C", "DATA", "node", a);
      } catch (J) {
        console.error("Error parsing script"), console.error(J);
      }
    }
  };
  d.prototype.onExecute = function() {
    if (this._func) {
      try {
        var a = this.getInputData(0), b = this.getInputData(1), d = this.getInputData(2);
        this.setOutputData(0, this._func(a, b, d, this.data, this));
      } catch (I) {
        console.error("Error in script"), console.error(I);
      }
    }
  };
  d.prototype.onGetOutputs = function() {
    return [["C", ""]];
  };
  h.registerNodeType("basic/script", d);
})(this);
(function(v) {
  function c() {
    this.size = [60, 30];
    this.addInput("event", w.ACTION);
  }
  function q() {
    this.size = [60, 30];
    this.addInput("if", "");
    this.addOutput("true", w.EVENT);
    this.addOutput("change", w.EVENT);
    this.addOutput("false", w.EVENT);
    this.properties = {only_on_change:!0};
    this.prev = 0;
  }
  function m() {
    this.addInput("", w.ACTION);
    this.addInput("", w.ACTION);
    this.addInput("", w.ACTION);
    this.addInput("", w.ACTION);
    this.addInput("", w.ACTION);
    this.addInput("", w.ACTION);
    this.addOutput("", w.EVENT);
    this.addOutput("", w.EVENT);
    this.addOutput("", w.EVENT);
    this.addOutput("", w.EVENT);
    this.addOutput("", w.EVENT);
    this.addOutput("", w.EVENT);
    this.size = [120, 30];
    this.flags = {horizontal:!0, render_box:!1};
  }
  function g() {
    this.size = [60, 30];
    this.addInput("event", w.ACTION);
    this.addOutput("event", w.EVENT);
    this.properties = {equal_to:"", has_property:"", property_equal_to:""};
  }
  function r() {
    this.addInput("inc", w.ACTION);
    this.addInput("dec", w.ACTION);
    this.addInput("reset", w.ACTION);
    this.addOutput("change", w.EVENT);
    this.addOutput("num", "number");
    this.num = 0;
  }
  function l() {
    this.size = [60, 30];
    this.addProperty("time_in_ms", 1000);
    this.addInput("event", w.ACTION);
    this.addOutput("on_time", w.EVENT);
    this._pending = [];
  }
  function B() {
    this.addProperty("interval", 1000);
    this.addProperty("event", "tick");
    this.addOutput("on_tick", w.EVENT);
    this.time = 0;
    this.last_interval = 1000;
    this.triggered = !1;
  }
  function y() {
    this.addInput("data", "");
    this.addInput("assign", w.ACTION);
    this.addOutput("data", "");
    this._last_value = null;
    this.properties = {data:null, serialize:!0};
    var c = this;
    this.addWidget("button", "store", "", function() {
      c.properties.data = c._last_value;
    });
  }
  var w = v.LiteGraph;
  c.title = "Log Event";
  c.desc = "Log event in console";
  c.prototype.onAction = function(c, g) {
    console.log(c, g);
  };
  w.registerNodeType("events/log", c);
  q.title = "TriggerEvent";
  q.desc = "Triggers event if input evaluates to true";
  q.prototype.onExecute = function(c, g) {
    c = this.getInputData(0);
    var e = c != this.prev;
    0 === this.prev && (e = !1);
    var l = e && this.properties.only_on_change || !e && !this.properties.only_on_change;
    c && l && this.triggerSlot(0, g);
    !c && l && this.triggerSlot(2, g);
    e && this.triggerSlot(1, g);
    this.prev = c;
  };
  w.registerNodeType("events/trigger", q);
  m.title = "Sequencer";
  m.desc = "Trigger events when an event arrives";
  m.prototype.getTitle = function() {
    return "";
  };
  m.prototype.onAction = function(c, g) {
    if (this.outputs) {
      for (c = 0; c < this.outputs.length; ++c) {
        this.triggerSlot(c, g);
      }
    }
  };
  w.registerNodeType("events/sequencer", m);
  g.title = "Filter Event";
  g.desc = "Blocks events that do not match the filter";
  g.prototype.onAction = function(c, g) {
    if (null != g && (!this.properties.equal_to || this.properties.equal_to == g)) {
      if (this.properties.has_property && (c = g[this.properties.has_property], null == c || this.properties.property_equal_to && this.properties.property_equal_to != c)) {
        return;
      }
      this.triggerSlot(0, g);
    }
  };
  w.registerNodeType("events/filter", g);
  r.title = "Counter";
  r.desc = "Counts events";
  r.prototype.getTitle = function() {
    return this.flags.collapsed ? String(this.num) : this.title;
  };
  r.prototype.onAction = function(c, g) {
    g = this.num;
    "inc" == c ? this.num += 1 : "dec" == c ? --this.num : "reset" == c && (this.num = 0);
    this.num != g && this.trigger("change", this.num);
  };
  r.prototype.onDrawBackground = function(c) {
    this.flags.collapsed || (c.fillStyle = "#AAA", c.font = "20px Arial", c.textAlign = "center", c.fillText(this.num, 0.5 * this.size[0], 0.5 * this.size[1]));
  };
  r.prototype.onExecute = function() {
    this.setOutputData(1, this.num);
  };
  w.registerNodeType("events/counter", r);
  l.title = "Delay";
  l.desc = "Delays one event";
  l.prototype.onAction = function(c, g) {
    c = this.properties.time_in_ms;
    0 >= c ? this.trigger(null, g) : this._pending.push([c, g]);
  };
  l.prototype.onExecute = function() {
    var c = 1000 * this.graph.elapsed_time;
    this.isInputConnected(1) && (this.properties.time_in_ms = this.getInputData(1));
    for (var g = 0; g < this._pending.length; ++g) {
      var e = this._pending[g];
      e[0] -= c;
      0 < e[0] || (this._pending.splice(g, 1), --g, this.trigger(null, e[1]));
    }
  };
  l.prototype.onGetInputs = function() {
    return [["event", w.ACTION], ["time_in_ms", "number"]];
  };
  w.registerNodeType("events/delay", l);
  B.title = "Timer";
  B.desc = "Sends an event every N milliseconds";
  B.prototype.onStart = function() {
    this.time = 0;
  };
  B.prototype.getTitle = function() {
    return "Timer: " + this.last_interval.toString() + "ms";
  };
  B.on_color = "#AAA";
  B.off_color = "#222";
  B.prototype.onDrawBackground = function() {
    this.boxcolor = this.triggered ? B.on_color : B.off_color;
    this.triggered = !1;
  };
  B.prototype.onExecute = function() {
    var c = 0 == this.time;
    this.time += 1000 * this.graph.elapsed_time;
    this.last_interval = Math.max(1, this.getInputOrProperty("interval") | 0);
    !c && (this.time < this.last_interval || isNaN(this.last_interval)) ? this.inputs && 1 < this.inputs.length && this.inputs[1] && this.setOutputData(1, !1) : (this.triggered = !0, this.time %= this.last_interval, this.trigger("on_tick", this.properties.event), this.inputs && 1 < this.inputs.length && this.inputs[1] && this.setOutputData(1, !0));
  };
  B.prototype.onGetInputs = function() {
    return [["interval", "number"]];
  };
  B.prototype.onGetOutputs = function() {
    return [["tick", "boolean"]];
  };
  w.registerNodeType("events/timer", B);
  y.title = "Data Store";
  y.desc = "Stores data and only changes when event is received";
  y.prototype.onExecute = function() {
    this._last_value = this.getInputData(0);
    this.setOutputData(0, this.properties.data);
  };
  y.prototype.onAction = function(c, g) {
    this.properties.data = this._last_value;
  };
  y.prototype.onSerialize = function(c) {
    null != c.data && (0 == this.properties.serialize || c.data.constructor !== String && c.data.constructor !== Number && c.data.constructor !== Boolean && c.data.constructor !== Array && c.data.constructor !== Object) && (c.data = null);
  };
  w.registerNodeType("basic/data_store", y);
})(this);
(function(v) {
  function c() {
    this.addOutput("", z.EVENT);
    this.addOutput("", "boolean");
    this.addProperty("text", "click me");
    this.addProperty("font_size", 30);
    this.addProperty("message", "");
    this.size = [164, 84];
    this.clicked = !1;
  }
  function q() {
    this.addInput("", "boolean");
    this.addInput("e", z.ACTION);
    this.addOutput("v", "boolean");
    this.addOutput("e", z.EVENT);
    this.properties = {font:"", value:!1};
    this.size = [160, 44];
  }
  function m() {
    this.addOutput("", "number");
    this.size = [80, 60];
    this.properties = {min:-1000, max:1000, value:1, step:1};
    this.old_y = -1;
    this._precision = this._remainder = 0;
    this.mouse_captured = !1;
  }
  function g() {
    this.addOutput("", "string");
    this.addOutput("change", z.EVENT);
    this.size = [80, 60];
    this.properties = {value:"A", values:"A;B;C"};
    this.old_y = -1;
    this.mouse_captured = !1;
    this._values = this.properties.values.split(";");
    var c = this;
    this.widgets_up = !0;
    this.widget = this.addWidget("combo", "", this.properties.value, function(e) {
      c.properties.value = e;
      c.triggerSlot(1, e);
    }, {property:"value", values:this._values});
  }
  function r() {
    this.addOutput("", "number");
    this.size = [64, 84];
    this.properties = {min:0, max:1, value:0.5, color:"#7AF", precision:2};
    this.value = -1;
  }
  function l() {
    this.addOutput("", "number");
    this.properties = {value:0.5, min:0, max:1, text:"V"};
    var c = this;
    this.size = [140, 40];
    this.slider = this.addWidget("slider", "V", this.properties.value, function(e) {
      c.properties.value = e;
    }, this.properties);
    this.widgets_up = !0;
  }
  function B() {
    this.size = [160, 26];
    this.addOutput("", "number");
    this.properties = {color:"#7AF", min:0, max:1, value:0.5};
    this.value = -1;
  }
  function y() {
    this.size = [160, 26];
    this.addInput("", "number");
    this.properties = {min:0, max:1, value:0, color:"#AAF"};
  }
  function w() {
    this.addInputs("", 0);
    this.properties = {value:"...", font:"Arial", fontsize:18, color:"#AAA", align:"left", glowSize:0, decimals:1};
  }
  function E() {
    this.size = [200, 100];
    this.properties = {borderColor:"#ffffff", bgcolorTop:"#f0f0f0", bgcolorBottom:"#e0e0e0", shadowSize:2, borderRadius:3};
  }
  var z = v.LiteGraph;
  c.title = "Button";
  c.desc = "Triggers an event";
  c.font = "Arial";
  c.prototype.onDrawForeground = function(e) {
    if (!this.flags.collapsed && (e.fillStyle = "black", e.fillRect(11, 11, this.size[0] - 20, this.size[1] - 20), e.fillStyle = "#AAF", e.fillRect(9, 9, this.size[0] - 20, this.size[1] - 20), e.fillStyle = this.clicked ? "white" : this.mouseOver ? "#668" : "#334", e.fillRect(10, 10, this.size[0] - 20, this.size[1] - 20), this.properties.text || 0 === this.properties.text)) {
      var g = this.properties.font_size || 30;
      e.textAlign = "center";
      e.fillStyle = this.clicked ? "black" : "white";
      e.font = g + "px " + c.font;
      e.fillText(this.properties.text, 0.5 * this.size[0], 0.5 * this.size[1] + 0.3 * g);
      e.textAlign = "left";
    }
  };
  c.prototype.onMouseDown = function(c, g) {
    if (1 < g[0] && 1 < g[1] && g[0] < this.size[0] - 2 && g[1] < this.size[1] - 2) {
      return this.clicked = !0, this.triggerSlot(0, this.properties.message), !0;
    }
  };
  c.prototype.onExecute = function() {
    this.setOutputData(1, this.clicked);
  };
  c.prototype.onMouseUp = function(c) {
    this.clicked = !1;
  };
  z.registerNodeType("widget/button", c);
  q.title = "Toggle";
  q.desc = "Toggles between true or false";
  q.prototype.onDrawForeground = function(c) {
    if (!this.flags.collapsed) {
      var e = 0.5 * this.size[1], g = 0.8 * this.size[1];
      c.font = this.properties.font || (0.8 * e).toFixed(0) + "px Arial";
      var l = c.measureText(this.title).width;
      l = 0.5 * (this.size[0] - (l + e));
      c.fillStyle = "#AAA";
      c.fillRect(l, g - e, e, e);
      c.fillStyle = this.properties.value ? "#AEF" : "#000";
      c.fillRect(l + 0.25 * e, g - e + 0.25 * e, .5 * e, .5 * e);
      c.textAlign = "left";
      c.fillStyle = "#AAA";
      c.fillText(this.title, 1.2 * e + l, 0.85 * g);
      c.textAlign = "left";
    }
  };
  q.prototype.onAction = function(c) {
    this.properties.value = !this.properties.value;
    this.trigger("e", this.properties.value);
  };
  q.prototype.onExecute = function() {
    var c = this.getInputData(0);
    null != c && (this.properties.value = c);
    this.setOutputData(0, this.properties.value);
  };
  q.prototype.onMouseDown = function(c, g) {
    if (1 < g[0] && 1 < g[1] && g[0] < this.size[0] - 2 && g[1] < this.size[1] - 2) {
      return this.properties.value = !this.properties.value, this.graph._version++, this.trigger("e", this.properties.value), !0;
    }
  };
  z.registerNodeType("widget/toggle", q);
  m.title = "Number";
  m.desc = "Widget to select number value";
  m.pixels_threshold = 10;
  m.markers_color = "#666";
  m.prototype.onDrawForeground = function(c) {
    var e = 0.5 * this.size[0], g = this.size[1];
    30 < g ? (c.fillStyle = m.markers_color, c.beginPath(), c.moveTo(e, 0.1 * g), c.lineTo(e + 0.1 * g, 0.2 * g), c.lineTo(e + -0.1 * g, 0.2 * g), c.fill(), c.beginPath(), c.moveTo(e, 0.9 * g), c.lineTo(e + 0.1 * g, 0.8 * g), c.lineTo(e + -0.1 * g, 0.8 * g), c.fill(), c.font = (0.7 * g).toFixed(1) + "px Arial") : c.font = (0.8 * g).toFixed(1) + "px Arial";
    c.textAlign = "center";
    c.font = (0.7 * g).toFixed(1) + "px Arial";
    c.fillStyle = "#EEE";
    c.fillText(this.properties.value.toFixed(this._precision), e, 0.75 * g);
  };
  m.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  m.prototype.onPropertyChanged = function(c, g) {
    c = (this.properties.step + "").split(".");
    this._precision = 1 < c.length ? c[1].length : 0;
  };
  m.prototype.onMouseDown = function(c, g) {
    if (!(0 > g[1])) {
      return this.old_y = c.canvasY, this.captureInput(!0), this.mouse_captured = !0;
    }
  };
  m.prototype.onMouseMove = function(c) {
    if (this.mouse_captured) {
      var e = this.old_y - c.canvasY;
      c.shiftKey && (e *= 10);
      if (c.metaKey || c.altKey) {
        e *= 0.1;
      }
      this.old_y = c.canvasY;
      c = this._remainder + e / m.pixels_threshold;
      this._remainder = c % 1;
      c = Math.clamp(this.properties.value + (c | 0) * this.properties.step, this.properties.min, this.properties.max);
      this.properties.value = c;
      this.graph._version++;
      this.setDirtyCanvas(!0);
    }
  };
  m.prototype.onMouseUp = function(c, g) {
    200 > c.click_time && (this.properties.value = Math.clamp(this.properties.value + (g[1] > 0.5 * this.size[1] ? -1 : 1) * this.properties.step, this.properties.min, this.properties.max), this.graph._version++, this.setDirtyCanvas(!0));
    this.mouse_captured && (this.mouse_captured = !1, this.captureInput(!1));
  };
  z.registerNodeType("widget/number", m);
  g.title = "Combo";
  g.desc = "Widget to select from a list";
  g.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  g.prototype.onPropertyChanged = function(c, g) {
    "values" == c ? (this._values = g.split(";"), this.widget.options.values = this._values) : "value" == c && (this.widget.value = g);
  };
  z.registerNodeType("widget/combo", g);
  r.title = "Knob";
  r.desc = "Circular controller";
  r.size = [80, 100];
  r.prototype.onDrawForeground = function(c) {
    if (!this.flags.collapsed) {
      -1 == this.value && (this.value = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min));
      var e = 0.5 * this.size[0], g = 0.5 * this.size[1], l = 0.5 * Math.min(this.size[0], this.size[1]) - 5;
      c.globalAlpha = 1;
      c.save();
      c.translate(e, g);
      c.rotate(0.75 * Math.PI);
      c.fillStyle = "rgba(0,0,0,0.5)";
      c.beginPath();
      c.moveTo(0, 0);
      c.arc(0, 0, l, 0, 1.5 * Math.PI);
      c.fill();
      c.strokeStyle = "black";
      c.fillStyle = this.properties.color;
      c.lineWidth = 2;
      c.beginPath();
      c.moveTo(0, 0);
      c.arc(0, 0, l - 4, 0, 1.5 * Math.PI * Math.max(0.01, this.value));
      c.closePath();
      c.fill();
      c.lineWidth = 1;
      c.globalAlpha = 1;
      c.restore();
      c.fillStyle = "black";
      c.beginPath();
      c.arc(e, g, 0.75 * l, 0, 2 * Math.PI, !0);
      c.fill();
      c.fillStyle = this.mouseOver ? "white" : this.properties.color;
      c.beginPath();
      var m = this.value * Math.PI * 1.5 + 0.75 * Math.PI;
      c.arc(e + Math.cos(m) * l * 0.65, g + Math.sin(m) * l * 0.65, 0.05 * l, 0, 2 * Math.PI, !0);
      c.fill();
      c.fillStyle = this.mouseOver ? "white" : "#AAA";
      c.font = Math.floor(0.5 * l) + "px Arial";
      c.textAlign = "center";
      c.fillText(this.properties.value.toFixed(this.properties.precision), e, g + 0.15 * l);
    }
  };
  r.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
    this.boxcolor = z.colorToString([this.value, this.value, this.value]);
  };
  r.prototype.onMouseDown = function(c) {
    this.center = [0.5 * this.size[0], 0.5 * this.size[1] + 20];
    this.radius = 0.5 * this.size[0];
    if (20 > c.canvasY - this.pos[1] || z.distance([c.canvasX, c.canvasY], [this.pos[0] + this.center[0], this.pos[1] + this.center[1]]) > this.radius) {
      return !1;
    }
    this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
    this.captureInput(!0);
    return !0;
  };
  r.prototype.onMouseMove = function(c) {
    if (this.oldmouse) {
      c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
      var e = this.value;
      e -= 0.01 * (c[1] - this.oldmouse[1]);
      1.0 < e ? e = 1.0 : 0.0 > e && (e = 0.0);
      this.value = e;
      this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value;
      this.oldmouse = c;
      this.setDirtyCanvas(!0);
    }
  };
  r.prototype.onMouseUp = function(c) {
    this.oldmouse && (this.oldmouse = null, this.captureInput(!1));
  };
  r.prototype.onPropertyChanged = function(c, g) {
    if ("min" == c || "max" == c || "value" == c) {
      return this.properties[c] = parseFloat(g), !0;
    }
  };
  z.registerNodeType("widget/knob", r);
  l.title = "Inner Slider";
  l.prototype.onPropertyChanged = function(c, g) {
    "value" == c && (this.slider.value = g);
  };
  l.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  z.registerNodeType("widget/internal_slider", l);
  B.title = "H.Slider";
  B.desc = "Linear slider controller";
  B.prototype.onDrawForeground = function(c) {
    -1 == this.value && (this.value = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min));
    c.globalAlpha = 1;
    c.lineWidth = 1;
    c.fillStyle = "#000";
    c.fillRect(2, 2, this.size[0] - 4, this.size[1] - 4);
    c.fillStyle = this.properties.color;
    c.beginPath();
    c.rect(4, 4, (this.size[0] - 8) * this.value, this.size[1] - 8);
    c.fill();
  };
  B.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 = z.colorToString([this.value, this.value, this.value]);
  };
  B.prototype.onMouseDown = function(c) {
    if (0 > c.canvasY - this.pos[1]) {
      return !1;
    }
    this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
    this.captureInput(!0);
    return !0;
  };
  B.prototype.onMouseMove = function(c) {
    if (this.oldmouse) {
      c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
      var e = this.value;
      e += (c[0] - this.oldmouse[0]) / this.size[0];
      1.0 < e ? e = 1.0 : 0.0 > e && (e = 0.0);
      this.value = e;
      this.oldmouse = c;
      this.setDirtyCanvas(!0);
    }
  };
  B.prototype.onMouseUp = function(c) {
    this.oldmouse = null;
    this.captureInput(!1);
  };
  B.prototype.onMouseLeave = function(c) {
  };
  z.registerNodeType("widget/hslider", B);
  y.title = "Progress";
  y.desc = "Shows data in linear progress";
  y.prototype.onExecute = function() {
    var c = this.getInputData(0);
    void 0 != c && (this.properties.value = c);
  };
  y.prototype.onDrawForeground = function(c) {
    c.lineWidth = 1;
    c.fillStyle = this.properties.color;
    var e = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min);
    e = Math.min(1, e);
    e = Math.max(0, e);
    c.fillRect(2, 2, (this.size[0] - 4) * e, this.size[1] - 4);
  };
  z.registerNodeType("widget/progress", y);
  w.title = "Text";
  w.desc = "Shows the input value";
  w.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"led_text", text:"LED", type:"minibutton"}, {name:"normal_text", text:"Normal", type:"minibutton"}];
  w.prototype.onDrawForeground = function(c) {
    c.fillStyle = this.properties.color;
    var e = this.properties.value;
    this.properties.glowSize ? (c.shadowColor = this.properties.color, c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.glowSize) : c.shadowColor = "transparent";
    var g = this.properties.fontsize;
    c.textAlign = this.properties.align;
    c.font = g.toString() + "px " + this.properties.font;
    this.str = "number" == typeof e ? e.toFixed(this.properties.decimals) : e;
    if ("string" == typeof this.str) {
      e = this.str.split("\\n");
      for (var l in e) {
        c.fillText(e[l], "left" == this.properties.align ? 15 : this.size[0] - 15, -0.15 * g + g * (parseInt(l) + 1));
      }
    }
    c.shadowColor = "transparent";
    this.last_ctx = c;
    c.textAlign = "left";
  };
  w.prototype.onExecute = function() {
    var c = this.getInputData(0);
    null != c && (this.properties.value = c);
  };
  w.prototype.resize = function() {
    if (this.last_ctx) {
      var c = this.str.split("\\n");
      this.last_ctx.font = this.properties.fontsize + "px " + this.properties.font;
      var g = 0, l;
      for (l in c) {
        var m = this.last_ctx.measureText(c[l]).width;
        g < m && (g = m);
      }
      this.size[0] = g + 20;
      this.size[1] = 4 + c.length * this.properties.fontsize;
      this.setDirtyCanvas(!0);
    }
  };
  w.prototype.onPropertyChanged = function(c, g) {
    this.properties[c] = g;
    this.str = "number" == typeof g ? g.toFixed(3) : g;
    return !0;
  };
  z.registerNodeType("widget/text", w);
  E.title = "Panel";
  E.desc = "Non interactive panel";
  E.widgets = [{name:"update", text:"Update", type:"button"}];
  E.prototype.createGradient = function(c) {
    "" == this.properties.bgcolorTop || "" == this.properties.bgcolorBottom ? this.lineargradient = 0 : (this.lineargradient = c.createLinearGradient(0, 0, 0, this.size[1]), this.lineargradient.addColorStop(0, this.properties.bgcolorTop), this.lineargradient.addColorStop(1, this.properties.bgcolorBottom));
  };
  E.prototype.onDrawForeground = function(c) {
    this.flags.collapsed || (null == this.lineargradient && this.createGradient(c), this.lineargradient && (c.lineWidth = 1, c.strokeStyle = this.properties.borderColor, c.fillStyle = this.lineargradient, this.properties.shadowSize ? (c.shadowColor = "#000", c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.shadowSize) : c.shadowColor = "transparent", c.roundRect(0, 0, this.size[0] - 1, this.size[1] - 1, this.properties.shadowSize), c.fill(), c.shadowColor = "transparent", 
    c.stroke()));
  };
  z.registerNodeType("widget/panel", E);
})(this);
(function(v) {
  function c() {
    this.addOutput("left_x_axis", "number");
    this.addOutput("left_y_axis", "number");
    this.addOutput("button_pressed", q.EVENT);
    this.properties = {gamepad_index:0, threshold:0.1};
    this._left_axis = new Float32Array(2);
    this._right_axis = new Float32Array(2);
    this._triggers = new Float32Array(2);
    this._previous_buttons = new Uint8Array(17);
    this._current_buttons = new Uint8Array(17);
  }
  var q = v.LiteGraph;
  c.title = "Gamepad";
  c.desc = "gets the input of the gamepad";
  c.CENTER = 0;
  c.LEFT = 1;
  c.RIGHT = 2;
  c.UP = 4;
  c.DOWN = 8;
  c.zero = new Float32Array(2);
  c.buttons = "a b x y lb rb lt rt back start ls rs home".split(" ");
  c.prototype.onExecute = function() {
    var m = this.getGamepad(), g = this.properties.threshold || 0.0;
    m && (this._left_axis[0] = Math.abs(m.xbox.axes.lx) > g ? m.xbox.axes.lx : 0, this._left_axis[1] = Math.abs(m.xbox.axes.ly) > g ? m.xbox.axes.ly : 0, this._right_axis[0] = Math.abs(m.xbox.axes.rx) > g ? m.xbox.axes.rx : 0, this._right_axis[1] = Math.abs(m.xbox.axes.ry) > g ? m.xbox.axes.ry : 0, this._triggers[0] = Math.abs(m.xbox.axes.ltrigger) > g ? m.xbox.axes.ltrigger : 0, this._triggers[1] = Math.abs(m.xbox.axes.rtrigger) > g ? m.xbox.axes.rtrigger : 0);
    if (this.outputs) {
      for (g = 0; g < this.outputs.length; g++) {
        var r = this.outputs[g];
        if (r.links && r.links.length) {
          var l = null;
          if (m) {
            switch(r.name) {
              case "left_axis":
                l = this._left_axis;
                break;
              case "right_axis":
                l = this._right_axis;
                break;
              case "left_x_axis":
                l = this._left_axis[0];
                break;
              case "left_y_axis":
                l = this._left_axis[1];
                break;
              case "right_x_axis":
                l = this._right_axis[0];
                break;
              case "right_y_axis":
                l = this._right_axis[1];
                break;
              case "trigger_left":
                l = this._triggers[0];
                break;
              case "trigger_right":
                l = this._triggers[1];
                break;
              case "a_button":
                l = m.xbox.buttons.a ? 1 : 0;
                break;
              case "b_button":
                l = m.xbox.buttons.b ? 1 : 0;
                break;
              case "x_button":
                l = m.xbox.buttons.x ? 1 : 0;
                break;
              case "y_button":
                l = m.xbox.buttons.y ? 1 : 0;
                break;
              case "lb_button":
                l = m.xbox.buttons.lb ? 1 : 0;
                break;
              case "rb_button":
                l = m.xbox.buttons.rb ? 1 : 0;
                break;
              case "ls_button":
                l = m.xbox.buttons.ls ? 1 : 0;
                break;
              case "rs_button":
                l = m.xbox.buttons.rs ? 1 : 0;
                break;
              case "hat_left":
                l = m.xbox.hatmap & c.LEFT;
                break;
              case "hat_right":
                l = m.xbox.hatmap & c.RIGHT;
                break;
              case "hat_up":
                l = m.xbox.hatmap & c.UP;
                break;
              case "hat_down":
                l = m.xbox.hatmap & c.DOWN;
                break;
              case "hat":
                l = m.xbox.hatmap;
                break;
              case "start_button":
                l = m.xbox.buttons.start ? 1 : 0;
                break;
              case "back_button":
                l = m.xbox.buttons.back ? 1 : 0;
                break;
              case "button_pressed":
                for (r = 0; r < this._current_buttons.length; ++r) {
                  this._current_buttons[r] && !this._previous_buttons[r] && this.triggerSlot(g, c.buttons[r]);
                }
            }
          } else {
            switch(r.name) {
              case "button_pressed":
                break;
              case "left_axis":
              case "right_axis":
                l = c.zero;
                break;
              default:
                l = 0;
            }
          }
          this.setOutputData(g, l);
        }
      }
    }
  };
  c.mapping = {a:0, b:1, x:2, y:3, lb:4, rb:5, lt:6, rt:7, back:8, start:9, ls:10, rs:11};
  c.mapping_array = "a b x y lb rb lt rt back start ls rs".split(" ");
  c.prototype.getGamepad = function() {
    var m = navigator.getGamepads || navigator.webkitGetGamepads || navigator.mozGetGamepads;
    if (!m) {
      return null;
    }
    m = m.call(navigator);
    this._previous_buttons.set(this._current_buttons);
    for (var g = this.properties.gamepad_index; 4 > g; g++) {
      if (m[g]) {
        m = m[g];
        g = this.xbox_mapping;
        g || (g = this.xbox_mapping = {axes:[], buttons:{}, hat:"", hatmap:c.CENTER});
        g.axes.lx = m.axes[0];
        g.axes.ly = m.axes[1];
        g.axes.rx = m.axes[2];
        g.axes.ry = m.axes[3];
        g.axes.ltrigger = m.buttons[6].value;
        g.axes.rtrigger = m.buttons[7].value;
        g.hat = "";
        g.hatmap = c.CENTER;
        for (var r = 0; r < m.buttons.length; r++) {
          if (this._current_buttons[r] = m.buttons[r].pressed, 12 > r) {
            g.buttons[c.mapping_array[r]] = m.buttons[r].pressed, m.buttons[r].was_pressed && this.trigger(c.mapping_array[r] + "_button_event");
          } else {
            switch(r) {
              case 12:
                m.buttons[r].pressed && (g.hat += "up", g.hatmap |= c.UP);
                break;
              case 13:
                m.buttons[r].pressed && (g.hat += "down", g.hatmap |= c.DOWN);
                break;
              case 14:
                m.buttons[r].pressed && (g.hat += "left", g.hatmap |= c.LEFT);
                break;
              case 15:
                m.buttons[r].pressed && (g.hat += "right", g.hatmap |= c.RIGHT);
                break;
              case 16:
                g.buttons.home = m.buttons[r].pressed;
            }
          }
        }
        m.xbox = g;
        return m;
      }
    }
  };
  c.prototype.onDrawBackground = function(c) {
    if (!this.flags.collapsed) {
      var g = this._left_axis, m = this._right_axis;
      c.strokeStyle = "#88A";
      c.strokeRect(0.5 * (g[0] + 1) * this.size[0] - 4, 0.5 * (g[1] + 1) * this.size[1] - 4, 8, 8);
      c.strokeStyle = "#8A8";
      c.strokeRect(0.5 * (m[0] + 1) * this.size[0] - 4, 0.5 * (m[1] + 1) * this.size[1] - 4, 8, 8);
      g = this.size[1] / this._current_buttons.length;
      c.fillStyle = "#AEB";
      for (m = 0; m < this._current_buttons.length; ++m) {
        this._current_buttons[m] && c.fillRect(0, g * m, 6, g);
      }
    }
  };
  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_button", "number"], ["back_button", "number"], ["a_button_event", q.EVENT], 
    ["b_button_event", q.EVENT], ["x_button_event", q.EVENT], ["y_button_event", q.EVENT], ["lb_button_event", q.EVENT], ["rb_button_event", q.EVENT], ["ls_button_event", q.EVENT], ["rs_button_event", q.EVENT], ["start_button_event", q.EVENT], ["back_button_event", q.EVENT], ["hat_left", "number"], ["hat_right", "number"], ["hat_up", "number"], ["hat_down", "number"], ["hat", "number"], ["button_pressed", q.EVENT]];
  };
  q.registerNodeType("input/gamepad", c);
})(this);
(function(v) {
  function c() {
    this.addInput("in", "*");
    this.size = [80, 30];
  }
  function q() {
    this.addInput("in");
    this.addOutput("out");
    this.size = [80, 30];
  }
  function m() {
    this.addInput("in");
    this.addOutput("out");
  }
  function g() {
    this.addInput("in", "number", {locked:!0});
    this.addOutput("out", "number", {locked:!0});
    this.addOutput("clamped", "number", {locked:!0});
    this.addProperty("in", 0);
    this.addProperty("in_min", 0);
    this.addProperty("in_max", 1);
    this.addProperty("out_min", 0);
    this.addProperty("out_max", 1);
    this.size = [120, 50];
  }
  function r() {
    this.addOutput("value", "number");
    this.addProperty("min", 0);
    this.addProperty("max", 1);
    this.size = [80, 30];
  }
  function l() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.addProperty("min", 0);
    this.addProperty("max", 1);
    this.addProperty("smooth", !0);
    this.size = [90, 30];
  }
  function B() {
    this.addOutput("out", "number");
    this.addProperty("min_time", 1);
    this.addProperty("max_time", 2);
    this.addProperty("duration", 0.2);
    this.size = [90, 30];
    this._blink_time = this._remaining_time = 0;
  }
  function y() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
    this.addProperty("min", 0);
    this.addProperty("max", 1);
  }
  function w() {
    this.properties = {f:0.5};
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("out", "number");
  }
  function E() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
  }
  function z() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
  }
  function e() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
  }
  function C() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
    this.properties = {A:0, B:1};
  }
  function D() {
    this.addInput("in", "number", {label:""});
    this.addOutput("out", "number", {label:""});
    this.size = [80, 30];
    this.addProperty("factor", 1);
  }
  function u() {
    this.addInput("v", "boolean");
    this.addInput("A");
    this.addInput("B");
    this.addOutput("out");
  }
  function G() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [80, 30];
    this.addProperty("samples", 10);
    this._values = new Float32Array(10);
    this._current = 0;
  }
  function n() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.addProperty("factor", 0.1);
    this.size = [80, 30];
    this._value = null;
  }
  function p() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("=", "number");
    this.addProperty("A", 1);
    this.addProperty("B", 1);
    this.addProperty("OP", "+", "enum", {values:p.values});
  }
  function k() {
    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 a() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("true", "boolean");
    this.addOutput("false", "boolean");
    this.addProperty("A", 1);
    this.addProperty("B", 1);
    this.addProperty("OP", ">", "enum", {values:a.values});
    this.size = [80, 60];
  }
  function b() {
    this.addInput("inc", "number");
    this.addOutput("total", "number");
    this.addProperty("increment", 1);
    this.addProperty("value", 0);
  }
  function d() {
    this.addInput("v", "number");
    this.addOutput("sin", "number");
    this.addProperty("amplitude", 1);
    this.addProperty("offset", 0);
    this.bgImageUrl = "nodes/imgs/icon-sin.png";
  }
  function h() {
    this.addInput("x", "number");
    this.addInput("y", "number");
    this.addOutput("", "number");
    this.properties = {x:1.0, y:1.0, formula:"x+y"};
    this.code_widget = this.addWidget("text", "F(x,y)", this.properties.formula, function(a, b, d) {
      d.properties.formula = a;
    });
    this.addWidget("toggle", "allow", A.allow_scripts, function(a) {
      A.allow_scripts = a;
    });
    this._func = null;
  }
  function f() {
    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 H() {
    this.addInput("vec3", "vec3");
    this.addOutput("x", "number");
    this.addOutput("y", "number");
    this.addOutput("z", "number");
  }
  function I() {
    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 J() {
    this.addInput("vec4", "vec4");
    this.addOutput("x", "number");
    this.addOutput("y", "number");
    this.addOutput("z", "number");
    this.addOutput("w", "number");
  }
  function K() {
    this.addInputs([["x", "number"], ["y", "number"], ["z", "number"], ["w", "number"]]);
    this.addOutput("vec4", "vec4");
    this.properties = {x:0, y:0, z:0, w:0};
    this._data = new Float32Array(4);
  }
  var A = v.LiteGraph;
  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"]];
  };
  A.registerNodeType("math/converter", c);
  q.title = "Bypass";
  q.desc = "removes the type";
  q.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.setOutputData(0, a);
  };
  A.registerNodeType("math/bypass", q);
  m.title = "to Number";
  m.desc = "Cast to number";
  m.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.setOutputData(0, Number(a));
  };
  A.registerNodeType("math/to_number", m);
  g.title = "Range";
  g.desc = "Convert a number from one range to another";
  g.prototype.getTitle = function() {
    return this.flags.collapsed ? (this._last_v || 0).toFixed(2) : this.title;
  };
  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);
      }
    }
    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;
    var c = this.properties.out_max;
    this._last_v = (d - a) / (this.properties.in_max - a) * (c - b) + b;
    this.setOutputData(0, this._last_v);
    this.setOutputData(1, Math.clamp(this._last_v, b, c));
  };
  g.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?";
  };
  g.prototype.onGetInputs = function() {
    return [["in_min", "number"], ["in_max", "number"], ["out_min", "number"], ["out_max", "number"]];
  };
  A.registerNodeType("math/range", g);
  r.title = "Rand";
  r.desc = "Random number";
  r.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);
  };
  r.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = (this._last_v || 0).toFixed(3);
  };
  r.prototype.onGetInputs = function() {
    return [["min", "number"], ["max", "number"]];
  };
  A.registerNodeType("math/rand", r);
  l.title = "Noise";
  l.desc = "Random number with temporal continuity";
  l.data = null;
  l.getValue = function(a, b) {
    if (!l.data) {
      l.data = new Float32Array(1024);
      for (var d = 0; d < l.data.length; ++d) {
        l.data[d] = Math.random();
      }
    }
    a %= 1024;
    0 > a && (a += 1024);
    var c = Math.floor(a);
    a -= c;
    d = l.data[c];
    c = l.data[1023 == c ? 0 : c + 1];
    b && (a = a * a * a * (a * (6.0 * a - 15.0) + 10.0));
    return d * (1 - a) + c * a;
  };
  l.prototype.onExecute = function() {
    var a = this.getInputData(0) || 0;
    a = l.getValue(a, this.properties.smooth);
    var b = this.properties.min;
    this._last_v = a * (this.properties.max - b) + b;
    this.setOutputData(0, this._last_v);
  };
  l.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = (this._last_v || 0).toFixed(3);
  };
  A.registerNodeType("math/noise", l);
  B.title = "Spikes";
  B.desc = "spike every random time";
  B.prototype.onExecute = function() {
    var a = this.graph.elapsed_time;
    this._remaining_time -= a;
    this._blink_time -= a;
    a = 0;
    0 < this._blink_time && (a = 1 / (Math.pow(this._blink_time / this.properties.duration * 8 - 4, 4) + 1));
    0 > this._remaining_time ? (this._remaining_time = Math.random() * (this.properties.max_time - this.properties.min_time) + this.properties.min_time, this._blink_time = this.properties.duration, this.boxcolor = "#FFF") : this.boxcolor = "#000";
    this.setOutputData(0, a);
  };
  A.registerNodeType("math/spikes", B);
  y.title = "Clamp";
  y.desc = "Clamp number between min and max";
  y.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));
  };
  y.prototype.getCode = function(a) {
    a = "";
    this.isInputConnected(0) && (a += "clamp({{0}}," + this.properties.min + "," + this.properties.max + ")");
    return a;
  };
  A.registerNodeType("math/clamp", y);
  w.title = "Lerp";
  w.desc = "Linear Interpolation";
  w.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);
  };
  w.prototype.onGetInputs = function() {
    return [["f", "number"]];
  };
  A.registerNodeType("math/lerp", w);
  E.title = "Abs";
  E.desc = "Absolute";
  E.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.abs(a));
  };
  A.registerNodeType("math/abs", E);
  z.title = "Floor";
  z.desc = "Floor number to remove fractional part";
  z.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.floor(a));
  };
  A.registerNodeType("math/floor", z);
  e.title = "Frac";
  e.desc = "Returns fractional part";
  e.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a % 1);
  };
  A.registerNodeType("math/frac", e);
  C.title = "Smoothstep";
  C.desc = "Smoothstep";
  C.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));
    }
  };
  A.registerNodeType("math/smoothstep", C);
  D.title = "Scale";
  D.desc = "v * factor";
  D.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a * this.properties.factor);
  };
  A.registerNodeType("math/scale", D);
  u.title = "Gate";
  u.desc = "if v is true, then outputs A, otherwise B";
  u.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.setOutputData(0, this.getInputData(a ? 1 : 2));
  };
  A.registerNodeType("math/gate", u);
  G.title = "Average";
  G.desc = "Average Filter";
  G.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);
  };
  G.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));
  };
  A.registerNodeType("math/average", G);
  n.title = "TendTo";
  n.desc = "moves the output value always closer to the input";
  n.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.properties.factor;
    this._value = null == this._value ? a : this._value * (1 - b) + a * b;
    this.setOutputData(0, this._value);
  };
  A.registerNodeType("math/tendTo", n);
  p.values = "+ - * / % ^ max min".split(" ");
  p.title = "Operation";
  p.desc = "Easy math operators";
  p["@OP"] = {type:"enum", title:"operation", values:p.values};
  p.size = [100, 60];
  p.prototype.getTitle = function() {
    return "max" == this.properties.OP || "min" == this.properties.OP ? this.properties.OP + "(A,B)" : "A " + this.properties.OP + " B";
  };
  p.prototype.setValue = function(a) {
    "string" == typeof a && (a = parseFloat(a));
    this.properties.value = a;
  };
  p.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;
      case "max":
        d = Math.max(a, b);
        break;
      case "min":
        d = Math.min(a, b);
        break;
      default:
        console.warn("Unknown operation: " + this.properties.OP);
    }
    this.setOutputData(0, d);
  };
  p.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || (a.font = "40px Arial", a.fillStyle = "#666", a.textAlign = "center", a.fillText(this.properties.OP, 0.5 * this.size[0], 0.5 * (this.size[1] + A.NODE_TITLE_HEIGHT)), a.textAlign = "left");
  };
  A.registerNodeType("math/operation", p);
  A.registerSearchboxExtra("math/operation", "MAX", {properties:{OP:"max"}, title:"MAX()"});
  A.registerSearchboxExtra("math/operation", "MIN", {properties:{OP:"min"}, title:"MIN()"});
  k.title = "Compare";
  k.desc = "compares between two values";
  k.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 k = this.outputs[d];
      if (k.links && k.links.length) {
        switch(k.name) {
          case "A==B":
            var f = a == b;
            break;
          case "A!=B":
            f = a != b;
            break;
          case "A>B":
            f = a > b;
            break;
          case "A<B":
            f = a < b;
            break;
          case "A<=B":
            f = a <= b;
            break;
          case "A>=B":
            f = a >= b;
        }
        this.setOutputData(d, f);
      }
    }
  };
  k.prototype.onGetOutputs = function() {
    return [["A==B", "boolean"], ["A!=B", "boolean"], ["A>B", "boolean"], ["A<B", "boolean"], ["A>=B", "boolean"], ["A<=B", "boolean"]];
  };
  A.registerNodeType("math/compare", k);
  A.registerSearchboxExtra("math/compare", "==", {outputs:[["A==B", "boolean"]], title:"A==B"});
  A.registerSearchboxExtra("math/compare", "!=", {outputs:[["A!=B", "boolean"]], title:"A!=B"});
  A.registerSearchboxExtra("math/compare", ">", {outputs:[["A>B", "boolean"]], title:"A>B"});
  A.registerSearchboxExtra("math/compare", "<", {outputs:[["A<B", "boolean"]], title:"A<B"});
  A.registerSearchboxExtra("math/compare", ">=", {outputs:[["A>=B", "boolean"]], title:"A>=B"});
  A.registerSearchboxExtra("math/compare", "<=", {outputs:[["A<=B", "boolean"]], title:"A<=B"});
  a.values = "> < == != <= >= || &&".split(" ");
  a["@OP"] = {type:"enum", title:"operation", values:a.values};
  a.title = "Condition";
  a.desc = "evaluates condition between A and B";
  a.prototype.getTitle = function() {
    return "A " + this.properties.OP + " B";
  };
  a.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;
        break;
      case "||":
        d = a || b;
        break;
      case "&&":
        d = a && b;
    }
    this.setOutputData(0, d);
    this.setOutputData(1, !d);
  };
  A.registerNodeType("math/condition", a);
  b.title = "Accumulate";
  b.desc = "Increments a value every time";
  b.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);
  };
  A.registerNodeType("math/accumulate", b);
  d.title = "Trigonometry";
  d.desc = "Sin Cos Tan";
  d.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 k = this.outputs.length; d < k; ++d) {
      switch(this.outputs[d].name) {
        case "sin":
          var f = Math.sin(a);
          break;
        case "cos":
          f = Math.cos(a);
          break;
        case "tan":
          f = Math.tan(a);
          break;
        case "asin":
          f = Math.asin(a);
          break;
        case "acos":
          f = Math.acos(a);
          break;
        case "atan":
          f = Math.atan(a);
      }
      this.setOutputData(d, b * f + c);
    }
  };
  d.prototype.onGetInputs = function() {
    return [["v", "number"], ["amplitude", "number"], ["offset", "number"]];
  };
  d.prototype.onGetOutputs = function() {
    return [["sin", "number"], ["cos", "number"], ["tan", "number"], ["asin", "number"], ["acos", "number"], ["atan", "number"]];
  };
  A.registerNodeType("math/trigonometry", d);
  A.registerSearchboxExtra("math/trigonometry", "SIN()", {outputs:[["sin", "number"]], title:"SIN()"});
  A.registerSearchboxExtra("math/trigonometry", "COS()", {outputs:[["cos", "number"]], title:"COS()"});
  A.registerSearchboxExtra("math/trigonometry", "TAN()", {outputs:[["tan", "number"]], title:"TAN()"});
  h.title = "Formula";
  h.desc = "Compute formula";
  h.size = [160, 100];
  G.prototype.onPropertyChanged = function(a, b) {
    "formula" == a && (this.code_widget.value = b);
  };
  h.prototype.onExecute = function() {
    if (A.allow_scripts) {
      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;
      try {
        this._func && this._func_code == this.properties.formula || (this._func = new Function("x", "y", "TIME", "return " + this.properties.formula), this._func_code = this.properties.formula);
        var d = this._func(a, b, this.graph.globaltime);
        this.boxcolor = null;
      } catch (N) {
        this.boxcolor = "red";
      }
      this.setOutputData(0, d);
    }
  };
  h.prototype.getTitle = function() {
    return this._func_code || "Formula";
  };
  h.prototype.onDrawBackground = function() {
    var a = this.properties.formula;
    this.outputs && this.outputs.length && (this.outputs[0].label = a);
  };
  A.registerNodeType("math/formula", h);
  f.title = "Vec2->XY";
  f.desc = "vector 2 to components";
  f.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]));
  };
  A.registerNodeType("math3d/vec2-to-xy", f);
  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 d = this._data;
    d[0] = a;
    d[1] = b;
    this.setOutputData(0, d);
  };
  A.registerNodeType("math3d/xy-to-vec2", x);
  H.title = "Vec3->XYZ";
  H.desc = "vector 3 to components";
  H.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]), this.setOutputData(2, a[2]));
  };
  A.registerNodeType("math3d/vec3-to-xyz", H);
  I.title = "XYZ->Vec3";
  I.desc = "components to vector3";
  I.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);
  };
  A.registerNodeType("math3d/xyz-to-vec3", I);
  J.title = "Vec4->XYZW";
  J.desc = "vector 4 to components";
  J.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]));
  };
  A.registerNodeType("math3d/vec4-to-xyzw", J);
  K.title = "XYZW->Vec4";
  K.desc = "components to vector4";
  K.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 k = this._data;
    k[0] = a;
    k[1] = b;
    k[2] = d;
    k[3] = c;
    this.setOutputData(0, k);
  };
  A.registerNodeType("math3d/xyzw-to-vec4", K);
})(this);
(function(v) {
  function c() {
    this.addInput("sel", "number");
    this.addInput("A");
    this.addInput("B");
    this.addInput("C");
    this.addInput("D");
    this.addOutput("out");
    this.selected = 0;
  }
  function q() {
    this.properties = {sequence:"A,B,C"};
    this.addInput("index", "number");
    this.addInput("seq");
    this.addOutput("out");
    this.index = 0;
    this.values = this.properties.sequence.split(",");
  }
  var m = v.LiteGraph;
  c.title = "Selector";
  c.desc = "selects an output";
  c.prototype.onDrawBackground = function(c) {
    if (!this.flags.collapsed) {
      c.fillStyle = "#AFB";
      var g = (this.selected + 1) * m.NODE_SLOT_HEIGHT + 6;
      c.beginPath();
      c.moveTo(50, g);
      c.lineTo(50, g + m.NODE_SLOT_HEIGHT);
      c.lineTo(34, g + 0.5 * m.NODE_SLOT_HEIGHT);
      c.fill();
    }
  };
  c.prototype.onExecute = function() {
    var c = this.getInputData(0);
    if (null == c || c.constructor !== Number) {
      c = 0;
    }
    this.selected = c = Math.round(c) % (this.inputs.length - 1);
    c = this.getInputData(c + 1);
    void 0 !== c && this.setOutputData(0, c);
  };
  c.prototype.onGetInputs = function() {
    return [["E", 0], ["F", 0], ["G", 0], ["H", 0]];
  };
  m.registerNodeType("logic/selector", c);
  q.title = "Sequence";
  q.desc = "select one element from a sequence from a string";
  q.prototype.onPropertyChanged = function(c, m) {
    "sequence" == c && (this.values = m.split(","));
  };
  q.prototype.onExecute = function() {
    var c = this.getInputData(1);
    c && c != this.current_sequence && (this.values = c.split(","), this.current_sequence = c);
    c = this.getInputData(0);
    null == c && (c = 0);
    this.index = c = Math.round(c) % this.values.length;
    this.setOutputData(0, this.values[c]);
  };
  m.registerNodeType("logic/sequence", q);
})(this);
(function(v) {
  function c() {
    this.addOutput("tex", "Texture");
    this.addOutput("name", "string");
    this.properties = {name:"", filter:!0};
    this.size = [c.image_preview_size, c.image_preview_size];
  }
  function q() {
    this.addInput("Texture", "Texture");
    this.properties = {flipY:!1};
    this.size = [c.image_preview_size, c.image_preview_size];
  }
  function m() {
    this.addInput("Texture", "Texture");
    this.addOutput("tex", "Texture");
    this.addOutput("name", "string");
    this.properties = {name:"", generate_mipmaps:!1};
  }
  function g() {
    this.addInput("Texture", "Texture");
    this.addInput("TextureB", "Texture");
    this.addInput("value", "number");
    this.addOutput("Texture", "Texture");
    this.help = "<p>pixelcode must be vec3, uvcode must be vec2, is optional</p>\r\n\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture <strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time <strong>value:</strong> input value</p><p>For multiline you must type: result = ...</p>";
    this.properties = {value:1, pixelcode:"color + colorB * value", uvcode:"", precision:c.DEFAULT};
    this.has_error = !1;
  }
  function r() {
    this.addOutput("out", "Texture");
    this.properties = {code:"", u_value:1, u_color:[1, 1, 1, 1], width:512, height:512, precision:c.DEFAULT};
    this.properties.code = r.pixel_shader;
    this._uniforms = {u_value:1, u_color:vec4.create(), in_texture:0, texSize:vec2.create(), time:0};
  }
  function l() {
    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:c.DEFAULT};
  }
  function B() {
    this.addInput("in", "Texture");
    this.addInput("warp", "Texture");
    this.addInput("factor", "number");
    this.addOutput("out", "Texture");
    this.properties = {factor:0.01, scale:[1, 1], offset:[0, 0], precision:c.DEFAULT};
    this._uniforms = {u_texture:0, u_textureB:1, u_factor:1, u_scale:vec2.create(), u_offset:vec2.create()};
  }
  function y() {
    this.addInput("Texture", "Texture");
    this.properties = {additive:!1, antialiasing:!1, filter:!0, disable_alpha:!1, gamma:1.0, viewport:[0, 0, 1, 1]};
    this.size[0] = 130;
  }
  function w() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {size:0, generate_mipmaps:!1, precision:c.DEFAULT};
  }
  function E() {
    this.addInput("Texture", "Texture");
    this.addOutput("", "Texture");
    this.properties = {iterations:1, generate_mipmaps:!1, precision:c.DEFAULT};
  }
  function z() {
    this.addInput("Texture", "Texture");
    this.addOutput("tex", "Texture");
    this.addOutput("avg", "vec4");
    this.addOutput("lum", "number");
    this.properties = {use_previous_frame:!0, high_quality:!1};
    this._uniforms = {u_texture:0, u_mipmap_offset:0};
    this._luminance = new Float32Array(4);
  }
  function e() {
    this.addInput("in", "Texture");
    this.addInput("factor", "Number");
    this.addOutput("out", "Texture");
    this.properties = {factor:0.5};
    this._uniforms = {u_texture:0, u_textureB:1, u_factor:this.properties.factor};
  }
  function C() {
    this.addInput("in", "Texture");
    this.addOutput("avg", "Texture");
    this.addOutput("array", "Texture");
    this.properties = {samples:64, frames_interval:1};
    this._uniforms = {u_texture:0, u_textureB:1, u_samples:this.properties.samples, u_isamples:1 / this.properties.samples};
    this.frame = 0;
  }
  function D() {
    this.addInput("Image", "image");
    this.addOutput("", "Texture");
    this.properties = {};
  }
  function u() {
    this.addInput("Texture", "Texture");
    this.addInput("LUT", "Texture");
    this.addInput("Intensity", "number");
    this.addOutput("", "Texture");
    this.properties = {enabled:!0, intensity:1, precision:c.DEFAULT, texture:null};
    u._shader || (u._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, u.pixel_shader));
  }
  function G() {
    this.addInput("Texture", "Texture");
    this.addOutput("R", "Texture");
    this.addOutput("G", "Texture");
    this.addOutput("B", "Texture");
    this.addOutput("A", "Texture");
    G._shader || (G._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, G.pixel_shader));
  }
  function n() {
    this.addInput("R", "Texture");
    this.addInput("G", "Texture");
    this.addInput("B", "Texture");
    this.addInput("A", "Texture");
    this.addOutput("Texture", "Texture");
    this.properties = {precision:c.DEFAULT, R:1, G:1, B:1, A:1};
    this._color = vec4.create();
    this._uniforms = {u_textureR:0, u_textureG:1, u_textureB:2, u_textureA:3, u_color:this._color};
  }
  function p() {
    this.addOutput("Texture", "Texture");
    this._tex_color = vec4.create();
    this.properties = {color:vec4.create(), precision:c.DEFAULT};
  }
  function k() {
    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};
    k._shader || (k._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, k.pixel_shader));
    this._uniforms = {u_angle:0, u_colorA:vec3.create(), u_colorB:vec3.create()};
  }
  function a() {
    this.addInput("A", "Texture");
    this.addInput("B", "Texture");
    this.addInput("Mixer", "Texture");
    this.addOutput("Texture", "Texture");
    this.properties = {factor:0.5, size_from_biggest:!0, invert:!1, precision:c.DEFAULT};
    this._uniforms = {u_textureA:0, u_textureB:1, u_textureMix:2, u_mix:vec4.create()};
  }
  function b() {
    this.addInput("Tex.", "Texture");
    this.addOutput("Edges", "Texture");
    this.properties = {invert:!0, threshold:!1, factor:1, precision:c.DEFAULT};
    b._shader || (b._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, b.pixel_shader));
  }
  function d() {
    this.addInput("Texture", "Texture");
    this.addInput("Distance", "number");
    this.addInput("Range", "number");
    this.addOutput("Texture", "Texture");
    this.properties = {distance:100, range:50, only_depth:!1, high_precision:!1};
    this._uniforms = {u_texture:0, u_distance:100, u_range:50, u_camera_planes:null};
  }
  function h() {
    this.addInput("Texture", "Texture");
    this.addOutput("Texture", "Texture");
    this.properties = {precision:c.DEFAULT, invert:!1};
    this._uniforms = {u_texture:0, u_near:0.1, u_far:10000};
  }
  function f() {
    this.addInput("Texture", "Texture");
    this.addInput("Iterations", "number");
    this.addInput("Intensity", "number");
    this.addOutput("Blurred", "Texture");
    this.properties = {intensity:1, iterations:1, preserve_aspect:!1, scale:[1, 1], precision:c.DEFAULT};
  }
  function x() {
    this.addInput("in", "Texture");
    this.addInput("dirt", "Texture");
    this.addOutput("out", "Texture");
    this.addOutput("glow", "Texture");
    this.properties = {enabled:!0, intensity:1, persistence:0.99, iterations:16, threshold:0, scale:1, dirt_factor:0.5, precision:c.DEFAULT};
    this._textures = [];
    this._uniforms = {u_intensity:1, u_texture:0, u_glow_texture:1, u_threshold:0, u_texel_size:vec2.create()};
  }
  function H() {
    this.addInput("Texture", "Texture");
    this.addOutput("Filtered", "Texture");
    this.properties = {intensity:1, radius:5};
  }
  function I() {
    this.addInput("Texture", "Texture");
    this.addOutput("Filtered", "Texture");
    this.properties = {sigma:1.4, k:1.6, p:21.7, epsilon:79, phi:0.017};
  }
  function J() {
    this.addOutput("Webcam", "Texture");
    this.properties = {texture_name:"", facingMode:"user"};
    this.boxcolor = "black";
    this.version = 0;
  }
  function K() {
    this.addInput("in", "Texture");
    this.addInput("f", "number");
    this.addOutput("out", "Texture");
    this.properties = {enabled:!0, factor:1, precision:c.LOW};
    this._uniforms = {u_texture:0, u_factor:1};
  }
  function A() {
    this.addInput("in", "Texture");
    this.addOutput("out", "Texture");
    this.properties = {precision:c.LOW, split_channels:!1};
    this._values = new Uint8Array(1024);
    this._values.fill(255);
    this._curve_texture = null;
    this._uniforms = {u_texture:0, u_curve:1, u_range:1.0};
    this._must_update = !0;
    this._points = {RGB:[[0, 0], [1, 1]], R:[[0, 0], [1, 1]], G:[[0, 0], [1, 1]], B:[[0, 0], [1, 1]]};
    this.curve_editor = null;
    this.addWidget("toggle", "Split Channels", !1, "split_channels");
    this.addWidget("combo", "Channel", "RGB", {values:["RGB", "R", "G", "B"]});
    this.curve_offset = 68;
    this.size = [240, 160];
  }
  function t() {
    this.addInput("in", "Texture");
    this.addInput("exp", "number");
    this.addOutput("out", "Texture");
    this.properties = {exposition:1, precision:c.LOW};
    this._uniforms = {u_texture:0, u_exposition:1};
  }
  function L() {
    this.addInput("in", "Texture");
    this.addInput("avg", "number,Texture");
    this.addOutput("out", "Texture");
    this.properties = {enabled:!0, scale:1, gamma:1, average_lum:1, lum_white:1, precision:c.LOW};
    this._uniforms = {u_texture:0, u_lumwhite2:1, u_igamma:1, u_scale:1, u_average_lum:1};
  }
  function M() {
    this.addOutput("out", "Texture");
    this.properties = {width:512, height:512, seed:0, persistence:0.1, octaves:8, scale:1, offset:[0, 0], amplitude:1, precision:c.DEFAULT};
    this._key = 0;
    this._texture = null;
    this._uniforms = {u_persistence:0.1, u_seed:0, u_offset:vec2.create(), u_scale:1, u_viewport:vec2.create()};
  }
  function N() {
    this.addInput("v");
    this.addOutput("out", "Texture");
    this.properties = {code:N.default_code, width:512, height:512, clear:!0, precision:c.DEFAULT, use_html_canvas:!1};
    this._temp_texture = this._func = null;
    this.compileCode();
  }
  function O() {
    this.addInput("in", "Texture");
    this.addOutput("out", "Texture");
    this.properties = {key_color:vec3.fromValues(0, 1, 0), threshold:0.8, slope:0.2, precision:c.DEFAULT};
  }
  function P() {
    this.addInput("in", "texture");
    this.addInput("yaw", "number");
    this.addOutput("out", "texture");
    this.properties = {yaw:0};
  }
  var F = v.LiteGraph;
  v.LGraphTexture = null;
  "undefined" != typeof GL && (LGraphCanvas.link_type_colors.Texture = "#987", v.LGraphTexture = c, c.title = "Texture", c.desc = "Texture", c.widgets_info = {name:{widget:"texture"}, filter:{widget:"checkbox"}}, c.loadTextureCallback = null, c.image_preview_size = 256, c.PASS_THROUGH = 1, c.COPY = 2, c.LOW = 3, c.HIGH = 4, c.REUSE = 5, c.DEFAULT = 2, c.MODE_VALUES = {"pass through":c.PASS_THROUGH, copy:c.COPY, low:c.LOW, high:c.HIGH, reuse:c.REUSE, default:c.DEFAULT}, c.getTexturesContainer = function() {
    return gl.textures;
  }, c.loadTexture = function(a, b) {
    b = b || {};
    var d = a;
    "http://" == d.substr(0, 7) && F.proxy && (d = F.proxy + d.substr(7));
    return c.getTexturesContainer()[a] = GL.Texture.fromURL(d, b);
  }, c.getTexture = function(a) {
    var b = this.getTexturesContainer();
    if (!b) {
      throw "Cannot load texture, container of textures not found";
    }
    b = b[a];
    return !b && a && ":" != a[0] ? this.loadTexture(a) : b;
  }, c.getTargetTexture = function(a, b, d) {
    if (!a) {
      throw "LGraphTexture.getTargetTexture expects a reference texture";
    }
    switch(d) {
      case c.LOW:
        d = gl.UNSIGNED_BYTE;
        break;
      case c.HIGH:
        d = gl.HIGH_PRECISION_FORMAT;
        break;
      case c.REUSE:
        return a;
      default:
        d = a ? a.type : gl.UNSIGNED_BYTE;
    }
    b && b.width == a.width && b.height == a.height && b.type == d || (b = new GL.Texture(a.width, a.height, {type:d, format:gl.RGBA, filter:gl.LINEAR}));
    return b;
  }, c.getTextureType = function(a, b) {
    b = b ? b.type : gl.UNSIGNED_BYTE;
    switch(a) {
      case c.HIGH:
        b = gl.HIGH_PRECISION_FORMAT;
        break;
      case c.LOW:
        b = gl.UNSIGNED_BYTE;
    }
    return b;
  }, c.getWhiteTexture = function() {
    return this._white_texture ? this._white_texture : this._white_texture = GL.Texture.fromMemory(1, 1, [255, 255, 255, 255], {format:gl.RGBA, wrap:gl.REPEAT, filter:gl.NEAREST});
  }, c.getNoiseTexture = function() {
    if (this._noise_texture) {
      return this._noise_texture;
    }
    for (var a = new Uint8Array(1048576), b = 0; 1048576 > b; ++b) {
      a[b] = 255 * Math.random();
    }
    return this._noise_texture = a = GL.Texture.fromMemory(512, 512, a, {format:gl.RGBA, wrap:gl.REPEAT, filter:gl.NEAREST});
  }, c.prototype.onDropFile = function(a, b, d) {
    a ? ("string" == typeof a ? a = GL.Texture.fromURL(a) : -1 != b.toLowerCase().indexOf(".dds") ? a = GL.Texture.fromDDSInMemory(a) : (a = new Blob([d]), a = URL.createObjectURL(a), a = GL.Texture.fromURL(a)), this._drop_texture = a, this.properties.name = b) : (this._drop_texture = null, this.properties.name = "");
  }, c.prototype.getExtraMenuOptions = function(a) {
    var b = this;
    if (this._drop_texture) {
      return [{content:"Clear", callback:function() {
        b._drop_texture = null;
        b.properties.name = "";
      }}];
    }
  }, c.prototype.onExecute = function() {
    var a = null;
    this.isOutputConnected(1) && (a = this.getInputData(0));
    !a && this._drop_texture && (a = this._drop_texture);
    !a && this.properties.name && (a = c.getTexture(this.properties.name));
    if (a) {
      this._last_tex = a;
      !1 === this.properties.filter ? a.setParameter(gl.TEXTURE_MAG_FILTER, gl.NEAREST) : a.setParameter(gl.TEXTURE_MAG_FILTER, gl.LINEAR);
      this.setOutputData(0, a);
      this.setOutputData(1, a.fullpath || a.filename);
      for (var b = 2; b < this.outputs.length; b++) {
        var d = this.outputs[b];
        if (d) {
          var k = null;
          "width" == d.name ? k = a.width : "height" == d.name ? k = a.height : "aspect" == d.name && (k = a.width / a.height);
          this.setOutputData(b, k);
        }
      }
    } else {
      this.setOutputData(0, null), this.setOutputData(1, "");
    }
  }, c.prototype.onResourceRenamed = function(a, b) {
    this.properties.name == a && (this.properties.name = b);
  }, c.prototype.onDrawBackground = function(a) {
    if (!(this.flags.collapsed || 20 >= this.size[1])) {
      if (this._drop_texture && a.webgl) {
        a.drawImage(this._drop_texture, 0, 0, this.size[0], this.size[1]);
      } else {
        if (this._last_preview_tex != this._last_tex) {
          if (a.webgl) {
            this._canvas = this._last_tex;
          } else {
            var b = c.generateLowResTexturePreview(this._last_tex);
            if (!b) {
              return;
            }
            this._last_preview_tex = this._last_tex;
            this._canvas = cloneCanvas(b);
          }
        }
        this._canvas && (a.save(), a.webgl || (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(this._canvas, 0, 0, this.size[0], this.size[1]), a.restore());
      }
    }
  }, c.generateLowResTexturePreview = function(a) {
    if (!a) {
      return null;
    }
    var b = c.image_preview_size, d = a;
    if (a.format == gl.DEPTH_COMPONENT) {
      return null;
    }
    if (a.width > b || a.height > b) {
      d = this._preview_temp_tex, this._preview_temp_tex || (this._preview_temp_tex = d = new GL.Texture(b, b, {minFilter:gl.NEAREST})), a.copyTo(d);
    }
    a = this._preview_canvas;
    a || (this._preview_canvas = a = createCanvas(b, b));
    d && d.toCanvas(a);
    return a;
  }, c.prototype.getResources = function(a) {
    this.properties.name && (a[this.properties.name] = GL.Texture);
    return a;
  }, c.prototype.onGetInputs = function() {
    return [["in", "Texture"]];
  }, c.prototype.onGetOutputs = function() {
    return [["width", "number"], ["height", "number"], ["aspect", "number"]];
  }, c.replaceCode = function(a, b) {
    return a.replace(/\{\{[a-zA-Z0-9_]*\}\}/g, function(a) {
      a = a.replace(/[\{\}]/g, "");
      return b[a] || "";
    });
  }, F.registerNodeType("texture/texture", c), q.title = "Preview", q.desc = "Show a texture in the graph canvas", q.allow_preview = !1, q.prototype.onDrawBackground = function(a) {
    if (!this.flags.collapsed && (a.webgl || q.allow_preview)) {
      var b = this.getInputData(0);
      b && (b = !b.handle && a.webgl ? b : c.generateLowResTexturePreview(b), a.save(), this.properties.flipY && (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(b, 0, 0, this.size[0], this.size[1]), a.restore());
    }
  }, F.registerNodeType("texture/preview", q), m.title = "Save", m.desc = "Save a texture in the repository", m.prototype.getPreviewTexture = function() {
    return this._texture;
  }, m.prototype.onExecute = function() {
    var a = this.getInputData(0);
    a && (this.properties.generate_mipmaps && (a.bind(0), a.setParameter(gl.TEXTURE_MIN_FILTER, gl.LINEAR_MIPMAP_LINEAR), gl.generateMipmap(a.texture_type), a.unbind(0)), this.properties.name && (c.storeTexture ? c.storeTexture(this.properties.name, a) : c.getTexturesContainer()[this.properties.name] = a), this._texture = a, this.setOutputData(0, a), this.setOutputData(1, this.properties.name));
  }, F.registerNodeType("texture/save", m), g.widgets_info = {uvcode:{widget:"code"}, pixelcode:{widget:"code"}, precision:{widget:"combo", values:c.MODE_VALUES}}, g.title = "Operation", g.desc = "Texture shader operation", g.presets = {}, g.prototype.getExtraMenuOptions = function(a) {
    var b = this;
    return [{content:b.properties.show ? "Hide Texture" : "Show Texture", callback:function() {
      b.properties.show = !b.properties.show;
    }}];
  }, g.prototype.onPropertyChanged = function() {
    this.has_error = !1;
  }, g.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._tex || this._tex.gl != a || (a.save(), a.drawImage(this._tex, 0, 0, this.size[0], this.size[1]), a.restore());
  }, g.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, a);
      } else {
        var b = this.getInputData(1);
        if (this.properties.uvcode || this.properties.pixelcode) {
          var d = 512, k = 512;
          a ? (d = a.width, k = a.height) : b && (d = b.width, k = b.height);
          b || (b = GL.Texture.getWhiteTexture());
          var f = c.getTextureType(this.properties.precision, a);
          this._tex = a || this._tex ? c.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(d, k, {type:f, format:gl.RGBA, filter:gl.LINEAR});
          f = "";
          this.properties.uvcode && (f = "uv = " + this.properties.uvcode, -1 != this.properties.uvcode.indexOf(";") && (f = this.properties.uvcode));
          var h = "";
          this.properties.pixelcode && (h = "result = " + this.properties.pixelcode, -1 != this.properties.pixelcode.indexOf(";") && (h = this.properties.pixelcode));
          var e = this._shader;
          if (!(this.has_error || e && this._shader_code == f + "|" + h)) {
            var n = c.replaceCode(g.pixel_shader, {UV_CODE:f, PIXEL_CODE:h});
            try {
              e = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, n), this.boxcolor = "#00FF00";
            } catch (T) {
              GL.Shader.dumpErrorToConsole(T, Shader.SCREEN_VERTEX_SHADER, n);
              this.boxcolor = "#FF0000";
              this.has_error = !0;
              return;
            }
            this._shader = e;
            this._shader_code = f + "|" + h;
          }
          if (this._shader) {
            var p = this.getInputData(2);
            null != p ? this.properties.value = p : p = parseFloat(this.properties.value);
            var l = this.graph.getTime();
            this._tex.drawTo(function() {
              gl.disable(gl.DEPTH_TEST);
              gl.disable(gl.CULL_FACE);
              gl.disable(gl.BLEND);
              a && a.bind(0);
              b && b.bind(1);
              var c = Mesh.getScreenQuad();
              e.uniforms({u_texture:0, u_textureB:1, value:p, texSize:[d, k], time:l}).draw(c);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    }
  }, g.pixel_shader = "precision highp float;\n\r\n\t\t\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform vec2 texSize;\n\r\n\t\tuniform float time;\n\r\n\t\tuniform float value;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t{{UV_CODE}};\n\r\n\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\r\n\t\t\tvec3 color = color4.rgb;\n\r\n\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\r\n\t\t\tvec3 colorB = color4B.rgb;\n\r\n\t\t\tvec3 result = color;\n\r\n\t\t\tfloat alpha = 1.0;\n\r\n\t\t\t{{PIXEL_CODE}};\n\r\n\t\t\tgl_FragColor = vec4(result, alpha);\n\r\n\t\t}\n\r\n\t\t", 
  g.registerPreset = function(a, b) {
    g.presets[a] = b;
  }, g.registerPreset("", ""), g.registerPreset("bypass", "color"), g.registerPreset("add", "color + colorB * value"), g.registerPreset("substract", "(color - colorB) * value"), g.registerPreset("mate", "mix( color, colorB, color4B.a * value)"), g.registerPreset("invert", "vec3(1.0) - color"), g.registerPreset("multiply", "color * colorB * value"), g.registerPreset("divide", "(color / colorB) / value"), g.registerPreset("difference", "abs(color - colorB) * value"), g.registerPreset("max", "max(color, colorB) * value"), 
  g.registerPreset("min", "min(color, colorB) * value"), g.registerPreset("displace", "texture2D(u_texture, uv + (colorB.xy - vec2(0.5)) * value).xyz"), g.registerPreset("grayscale", "vec3(color.x + color.y + color.z) * value / 3.0"), g.registerPreset("saturation", "mix( vec3(color.x + color.y + color.z) / 3.0, color, value )"), g.registerPreset("threshold", "vec3(color.x > colorB.x * value ? 1.0 : 0.0,color.y > colorB.y * value ? 1.0 : 0.0,color.z > colorB.z * value ? 1.0 : 0.0)"), g.prototype.onInspect = 
  function(a) {
    var b = this;
    a.addCombo("Presets", "", {values:Object.keys(g.presets), callback:function(d) {
      var c = g.presets[d];
      c && (b.setProperty("pixelcode", c), b.title = d, a.refresh());
    }});
  }, F.registerNodeType("texture/operation", g), r.title = "Shader", r.desc = "Texture shader", r.widgets_info = {code:{type:"code", lang:"glsl"}, precision:{widget:"combo", values:c.MODE_VALUES}}, r.prototype.onPropertyChanged = function(a, b) {
    if ("code" == a && (a = this.getShader())) {
      b = a.uniformInfo;
      if (this.inputs) {
        for (var d = {}, c = 0; c < this.inputs.length; ++c) {
          var k = this.getInputInfo(c);
          k && (b[k.name] && !d[k.name] ? d[k.name] = !0 : (this.removeInput(c), c--));
        }
      }
      for (c in b) {
        if (k = a.uniformInfo[c], null !== k.loc && "time" != c) {
          if (this._shader.samplers[c]) {
            b = "texture";
          } else {
            switch(k.size) {
              case 1:
                b = "number";
                break;
              case 2:
                b = "vec2";
                break;
              case 3:
                b = "vec3";
                break;
              case 4:
                b = "vec4";
                break;
              case 9:
                b = "mat3";
                break;
              case 16:
                b = "mat4";
                break;
              default:
                continue;
            }
          }
          d = this.findInputSlot(c);
          if (-1 != d && (k = this.getInputInfo(d))) {
            if (k.type == b) {
              continue;
            }
            this.removeInput(d, b);
          }
          this.addInput(c, b);
        }
      }
    }
  }, r.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, this.properties.code), this.boxcolor = "green";
    return this._shader;
  }, r.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getShader();
      if (a) {
        var b = 0, d = null;
        if (this.inputs) {
          for (var k = 0; k < this.inputs.length; ++k) {
            var f = this.getInputInfo(k), h = this.getInputData(k);
            null != h && (h.constructor === GL.Texture && (h.bind(b), d || (d = h), h = b, b++), a.setUniform(f.name, h));
          }
        }
        var e = this._uniforms;
        b = c.getTextureType(this.properties.precision, d);
        k = this.properties.width | 0;
        f = this.properties.height | 0;
        0 == k && (k = d ? d.width : gl.canvas.width);
        0 == f && (f = d ? d.height : gl.canvas.height);
        e.texSize[0] = k;
        e.texSize[1] = f;
        e.time = this.graph.getTime();
        e.u_value = this.properties.u_value;
        e.u_color.set(this.properties.u_color);
        this._tex && this._tex.type == b && this._tex.width == k && this._tex.height == f || (this._tex = new GL.Texture(k, f, {type:b, format:gl.RGBA, filter:gl.LINEAR}));
        this._tex.drawTo(function() {
          a.uniforms(e).draw(GL.Mesh.getScreenQuad());
        });
        this.setOutputData(0, this._tex);
      }
    }
  }, r.pixel_shader = "precision highp float;\n\r\n\n\r\nvarying vec2 v_coord;\n\r\nuniform float time; //time in seconds\n\r\nuniform vec2 texSize; //tex resolution\n\r\nuniform float u_value;\n\r\nuniform vec4 u_color;\n\n\r\nvoid main() {\n\r\n\tvec2 uv = v_coord;\n\r\n\tvec3 color = vec3(0.0);\n\r\n\t//your code here\n\r\n\tcolor.xy=uv;\n\n\r\n\tgl_FragColor = vec4(color, 1.0);\n\r\n}\n\r\n", F.registerNodeType("texture/shader", r), l.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, 
  l.title = "Scale/Offset", l.desc = "Applies an scaling and offseting", l.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (this.isOutputConnected(0) && a) {
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, a);
      } else {
        var b = a.width, d = a.height, k = this.precision === c.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT;
        this.precision === c.DEFAULT && (k = a.type);
        this._tex && this._tex.width == b && this._tex.height == d && this._tex.type == k || (this._tex = new GL.Texture(b, d, {type:k, format:gl.RGBA, filter:gl.LINEAR}));
        var f = this._shader;
        f || (f = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, l.pixel_shader));
        var h = this.getInputData(1);
        h ? (this.properties.scale[0] = h[0], this.properties.scale[1] = h[1]) : h = this.properties.scale;
        var e = this.getInputData(2);
        e ? (this.properties.offset[0] = e[0], this.properties.offset[1] = e[1]) : e = this.properties.offset;
        this._tex.drawTo(function() {
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.CULL_FACE);
          gl.disable(gl.BLEND);
          a.bind(0);
          var b = Mesh.getScreenQuad();
          f.uniforms({u_texture:0, u_scale:h, u_offset:e}).draw(b);
        });
        this.setOutputData(0, this._tex);
      }
    }
  }, l.pixel_shader = "precision highp float;\n\r\n\t\t\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform vec2 u_scale;\n\r\n\t\tuniform vec2 u_offset;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec2 uv = v_coord;\n\r\n\t\t\tuv = uv / u_scale - u_offset;\n\r\n\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t}\n\r\n\t\t", F.registerNodeType("texture/scaleOffset", l), B.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, 
  B.title = "Warp", B.desc = "Texture warp operation", B.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, a);
      } else {
        var b = this.getInputData(1), d = 512, k = 512;
        a ? (d = a.width, k = a.height) : b && (d = b.width, k = b.height);
        this._tex = a || this._tex ? c.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(d, k, {type:this.precision === c.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT, format:gl.RGBA, filter:gl.LINEAR});
        var f = this._shader;
        f || (f = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, B.pixel_shader));
        d = this.getInputData(2);
        null != d ? this.properties.factor = d : d = parseFloat(this.properties.factor);
        var h = this._uniforms;
        h.u_factor = d;
        h.u_scale.set(this.properties.scale);
        h.u_offset.set(this.properties.offset);
        this._tex.drawTo(function() {
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.CULL_FACE);
          gl.disable(gl.BLEND);
          a && a.bind(0);
          b && b.bind(1);
          var d = Mesh.getScreenQuad();
          f.uniforms(h).draw(d);
        });
        this.setOutputData(0, this._tex);
      }
    }
  }, B.pixel_shader = "precision highp float;\n\r\n\t\t\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform float u_factor;\n\r\n\t\tuniform vec2 u_scale;\n\r\n\t\tuniform vec2 u_offset;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec2 uv = v_coord;\n\r\n\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor * u_scale + u_offset;\n\r\n\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t}\n\r\n\t\t", F.registerNodeType("texture/warp", 
  B), y.title = "to Viewport", y.desc = "Texture to viewport", y._prev_viewport = new Float32Array(4), y.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a) {
      this.properties.disable_alpha ? gl.disable(gl.BLEND) : (gl.enable(gl.BLEND), this.properties.additive ? gl.blendFunc(gl.SRC_ALPHA, gl.ONE) : gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA));
      gl.disable(gl.DEPTH_TEST);
      var b = this.properties.gamma || 1.0;
      this.isInputConnected(1) && (b = this.getInputData(1));
      a.setParameter(gl.TEXTURE_MAG_FILTER, this.properties.filter ? gl.LINEAR : gl.NEAREST);
      var d = y._prev_viewport;
      d.set(gl.viewport_data);
      var c = this.properties.viewport;
      gl.viewport(d[0] + d[2] * c[0], d[1] + d[3] * c[1], d[2] * c[2], d[3] * c[3]);
      gl.getViewport();
      this.properties.antialiasing ? (y._shader || (y._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, y.aa_pixel_shader)), c = Mesh.getScreenQuad(), a.bind(0), y._shader.uniforms({u_texture:0, uViewportSize:[a.width, a.height], u_igamma:1 / b, inverseVP:[1 / a.width, 1 / a.height]}).draw(c)) : 1.0 != b ? (y._gamma_shader || (y._gamma_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, y.gamma_pixel_shader)), a.toViewport(y._gamma_shader, {u_texture:0, u_igamma:1 / b})) : a.toViewport();
      gl.viewport(d[0], d[1], d[2], d[3]);
    }
  }, y.prototype.onGetInputs = function() {
    return [["gamma", "number"]];
  }, y.aa_pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 uViewportSize;\n\r\n\t\tuniform vec2 inverseVP;\n\r\n\t\tuniform float u_igamma;\n\r\n\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\r\n\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\r\n\t\t#define FXAA_SPAN_MAX     8.0\n\r\n\t\t\n\r\n\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\r\n\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\r\n\t\t{\n\r\n\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\r\n\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\r\n\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\r\n\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\r\n\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\r\n\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\r\n\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\r\n\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\r\n\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\r\n\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\r\n\t\t\t\n\r\n\t\t\tvec2 dir;\n\r\n\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\r\n\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\r\n\t\t\t\n\r\n\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\r\n\t\t\t\n\r\n\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\r\n\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\n\r\n\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\r\n\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\r\n\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\r\n\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\r\n\t\t\t\n\r\n\t\t\t//return vec4(rgbA,1.0);\n\r\n\t\t\tfloat lumaB = dot(rgbB, luma);\n\r\n\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\r\n\t\t\t\tcolor = vec4(rgbA, 1.0);\n\r\n\t\t\telse\n\r\n\t\t\t\tcolor = vec4(rgbB, 1.0);\n\r\n\t\t\tif(u_igamma != 1.0)\n\r\n\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\r\n\t\t\treturn color;\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\r\n\t\t}\n\r\n\t\t", 
  y.gamma_pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_igamma;\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\r\n\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\r\n\t\t   gl_FragColor = color;\n\r\n\t\t}\n\r\n\t\t", F.registerNodeType("texture/toviewport", y), w.title = "Copy", w.desc = "Copy Texture", w.widgets_info = {size:{widget:"combo", 
  values:[0, 32, 64, 128, 256, 512, 1024, 2048]}, precision:{widget:"combo", values:c.MODE_VALUES}}, w.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if ((a || this._temp_texture) && this.isOutputConnected(0)) {
      if (a) {
        var b = a.width, d = a.height;
        0 != this.properties.size && (d = b = this.properties.size);
        var k = this._temp_texture, f = a.type;
        this.properties.precision === c.LOW ? f = gl.UNSIGNED_BYTE : this.properties.precision === c.HIGH && (f = gl.HIGH_PRECISION_FORMAT);
        k && k.width == b && k.height == d && k.type == f || (k = gl.LINEAR, this.properties.generate_mipmaps && isPowerOfTwo(b) && isPowerOfTwo(d) && (k = gl.LINEAR_MIPMAP_LINEAR), this._temp_texture = new GL.Texture(b, d, {type:f, format:gl.RGBA, minFilter:k, magFilter:gl.LINEAR}));
        a.copyTo(this._temp_texture);
        this.properties.generate_mipmaps && (this._temp_texture.bind(0), gl.generateMipmap(this._temp_texture.texture_type), this._temp_texture.unbind(0));
      }
      this.setOutputData(0, this._temp_texture);
    }
  }, F.registerNodeType("texture/copy", w), E.title = "Downsample", E.desc = "Downsample Texture", E.widgets_info = {iterations:{type:"number", step:1, precision:0, min:0}, precision:{widget:"combo", values:c.MODE_VALUES}}, E.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if ((a || this._temp_texture) && this.isOutputConnected(0) && a && a.texture_type === GL.TEXTURE_2D) {
      if (1 > this.properties.iterations) {
        this.setOutputData(0, a);
      } else {
        var b = E._shader;
        b || (E._shader = b = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, E.pixel_shader));
        var d = a.width | 0, k = a.height | 0, f = a.type;
        this.properties.precision === c.LOW ? f = gl.UNSIGNED_BYTE : this.properties.precision === c.HIGH && (f = gl.HIGH_PRECISION_FORMAT);
        var h = this.properties.iterations || 1, e = a, n = [];
        f = {type:f, format:a.format};
        var g = vec2.create(), p = {u_offset:g};
        this._texture && GL.Texture.releaseTemporary(this._texture);
        for (var l = 0; l < h; ++l) {
          g[0] = 1 / d;
          g[1] = 1 / k;
          d = d >> 1 || 0;
          k = k >> 1 || 0;
          a = GL.Texture.getTemporary(d, k, f);
          n.push(a);
          e.setParameter(GL.TEXTURE_MAG_FILTER, GL.NEAREST);
          e.copyTo(a, b, p);
          if (1 == d && 1 == k) {
            break;
          }
          e = a;
        }
        this._texture = n.pop();
        for (l = 0; l < n.length; ++l) {
          GL.Texture.releaseTemporary(n[l]);
        }
        this.properties.generate_mipmaps && (this._texture.bind(0), gl.generateMipmap(this._texture.texture_type), this._texture.unbind(0));
        this.setOutputData(0, this._texture);
      }
    }
  }, E.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 u_offset;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\r\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\r\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\r\n\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\r\n\t\t   gl_FragColor = color * 0.25;\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/downsample", E), z.title = "Average", z.desc = "Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture.\n If high_quality is true, then it generates the mipmaps first and reads from the lower one.", z.prototype.onExecute = function() {
    this.properties.use_previous_frame || this.updateAverage();
    var a = this._luminance;
    this.setOutputData(0, this._temp_texture);
    this.setOutputData(1, a);
    this.setOutputData(2, (a[0] + a[1] + a[2]) / 3);
  }, z.prototype.onPreRenderExecute = function() {
    this.updateAverage();
  }, z.prototype.updateAverage = function() {
    var a = this.getInputData(0);
    if (a && (this.isOutputConnected(0) || this.isOutputConnected(1) || this.isOutputConnected(2))) {
      if (!z._shader) {
        z._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, z.pixel_shader);
        for (var b = new Float32Array(16), d = 0; d < b.length; ++d) {
          b[d] = Math.random();
        }
        z._shader.uniforms({u_samples_a:b.subarray(0, 16), u_samples_b:b.subarray(16, 32)});
      }
      d = this._temp_texture;
      b = gl.UNSIGNED_BYTE;
      a.type != b && (b = gl.FLOAT);
      d && d.type == b || (this._temp_texture = new GL.Texture(1, 1, {type:b, format:gl.RGBA, filter:gl.NEAREST}));
      this._uniforms.u_mipmap_offset = 0;
      this.properties.high_quality && (this._temp_pot2_texture && this._temp_pot2_texture.type == b || (this._temp_pot2_texture = new GL.Texture(512, 512, {type:b, format:gl.RGBA, minFilter:gl.LINEAR_MIPMAP_LINEAR, magFilter:gl.LINEAR})), a.copyTo(this._temp_pot2_texture), a = this._temp_pot2_texture, a.bind(0), gl.generateMipmap(GL.TEXTURE_2D), this._uniforms.u_mipmap_offset = 9);
      var c = z._shader, k = this._uniforms;
      k.u_mipmap_offset = this.properties.mipmap_offset;
      gl.disable(gl.DEPTH_TEST);
      gl.disable(gl.BLEND);
      this._temp_texture.drawTo(function() {
        a.toViewport(c, k);
      });
      if (this.isOutputConnected(1) || this.isOutputConnected(2)) {
        if (d = this._temp_texture.getPixels()) {
          var f = this._luminance;
          b = this._temp_texture.type;
          f.set(d);
          b == gl.UNSIGNED_BYTE && vec4.scale(f, f, 1 / 255);
        }
      }
    }
  }, z.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tuniform mat4 u_samples_a;\n\r\n\t\tuniform mat4 u_samples_b;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_mipmap_offset;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t//random average\n\r\n\t\t\tfor(int i = 0; i < 4; ++i)\n\r\n\t\t\t\tfor(int j = 0; j < 4; ++j)\n\r\n\t\t\t\t{\n\r\n\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\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}\n\r\n\t\t   gl_FragColor = color * 0.03125;\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/average", z), e.title = "Smooth", e.desc = "Smooth texture over time", e.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      e._shader || (e._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, e.pixel_shader));
      var b = this._temp_texture;
      b && b.type == a.type && b.width == a.width && b.height == a.height || (b = {type:a.type, format:gl.RGBA, filter:gl.NEAREST}, this._temp_texture = new GL.Texture(a.width, a.height, b), this._temp_texture2 = new GL.Texture(a.width, a.height, b), a.copyTo(this._temp_texture2));
      b = this._temp_texture;
      var d = this._temp_texture2, c = e._shader, k = this._uniforms;
      k.u_factor = 1.0 - this.getInputOrProperty("factor");
      gl.disable(gl.BLEND);
      gl.disable(gl.DEPTH_TEST);
      b.drawTo(function() {
        d.bind(1);
        a.toViewport(c, k);
      });
      this.setOutputData(0, b);
      this._temp_texture = d;
      this._temp_texture2 = b;
    }
  }, e.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tuniform float u_factor;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tgl_FragColor = mix( texture2D( u_texture, v_coord ), texture2D( u_textureB, v_coord ), u_factor );\n\r\n\t\t}\n\r\n\t\t", F.registerNodeType("texture/temporal_smooth", e), C.title = "Lineal Avg Smooth", C.desc = "Smooth texture linearly over time", 
  C["@samples"] = {type:"number", min:1, max:64, step:1, precision:1}, C.prototype.getPreviewTexture = function() {
    return this._temp_texture2;
  }, C.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      C._shader || (C._shader_copy = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, C.pixel_shader_copy), C._shader_avg = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, C.pixel_shader_avg));
      var b = Math.clamp(this.properties.samples, 0, 64), d = this.frame, c = this.properties.frames_interval;
      if (0 == c || 0 == d % c) {
        d = this._temp_texture;
        d && d.type == a.type && d.width == b || (d = {type:a.type, format:gl.RGBA, filter:gl.NEAREST}, this._temp_texture = new GL.Texture(b, 1, d), this._temp_texture2 = new GL.Texture(b, 1, d), this._temp_texture_out = new GL.Texture(1, 1, d));
        var k = this._temp_texture, f = this._temp_texture2, h = C._shader_copy, e = C._shader_avg, n = this._uniforms;
        n.u_samples = b;
        n.u_isamples = 1.0 / b;
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        k.drawTo(function() {
          f.bind(1);
          a.toViewport(h, n);
        });
        this._temp_texture_out.drawTo(function() {
          k.toViewport(e, n);
        });
        this.setOutputData(0, this._temp_texture_out);
        this._temp_texture = f;
        this._temp_texture2 = k;
      } else {
        this.setOutputData(0, this._temp_texture_out);
      }
      this.setOutputData(1, this._temp_texture2);
      this.frame++;
    }
  }, C.pixel_shader_copy = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tuniform float u_isamples;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tif( v_coord.x <= u_isamples )\n\r\n\t\t\t\tgl_FragColor = texture2D( u_texture, vec2(0.5) );\n\r\n\t\t\telse\n\r\n\t\t\t\tgl_FragColor = texture2D( u_textureB, v_coord - vec2(u_isamples,0.0) );\n\r\n\t\t}\n\r\n\t\t", C.pixel_shader_avg = 
  "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform int u_samples;\n\r\n\t\tuniform float u_isamples;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\tfor(int i = 0; i < 64; ++i)\n\r\n\t\t\t{\n\r\n\t\t\t\tcolor += texture2D( u_texture, vec2( float(i)*u_isamples,0.0) );\n\r\n\t\t\t\tif(i == (u_samples - 1))\n\r\n\t\t\t\t\tbreak;\n\r\n\t\t\t}\n\r\n\t\t\tgl_FragColor = color * u_isamples;\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/linear_avg_smooth", C), D.title = "Image to Texture", D.desc = "Uploads an image to the GPU", D.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a) {
      var b = a.videoWidth || a.width, d = a.videoHeight || a.height;
      if (a.gltexture) {
        this.setOutputData(0, a.gltexture);
      } else {
        var c = this._temp_texture;
        c && c.width == b && c.height == d || (this._temp_texture = new GL.Texture(b, d, {format:gl.RGBA, filter:gl.LINEAR}));
        try {
          this._temp_texture.uploadImage(a);
        } catch (S) {
          console.error("image comes from an unsafe location, cannot be uploaded to webgl: " + S);
          return;
        }
        this.setOutputData(0, this._temp_texture);
      }
    }
  }, F.registerNodeType("texture/imageToTexture", D), u.widgets_info = {texture:{widget:"texture"}, precision:{widget:"combo", values:c.MODE_VALUES}}, u.title = "LUT", u.desc = "Apply LUT to Texture", u.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (this.properties.precision === c.PASS_THROUGH || !1 === this.properties.enabled) {
        this.setOutputData(0, a);
      } else {
        if (a) {
          var b = this.getInputData(1);
          b || (b = c.getTexture(this.properties.texture));
          if (b) {
            b.bind(0);
            gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
            gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
            gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
            gl.bindTexture(gl.TEXTURE_2D, null);
            var d = this.properties.intensity;
            this.isInputConnected(2) && (this.properties.intensity = d = this.getInputData(2));
            this._tex = c.getTargetTexture(a, this._tex, this.properties.precision);
            this._tex.drawTo(function() {
              b.bind(1);
              a.toViewport(u._shader, {u_texture:0, u_textureB:1, u_amount:d});
            });
            this.setOutputData(0, this._tex);
          } else {
            this.setOutputData(0, a);
          }
        }
      }
    }
  }, u.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tuniform float u_amount;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\r\n\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\r\n\t\t\t mediump vec2 quad1;\n\r\n\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\r\n\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\r\n\t\t\t mediump vec2 quad2;\n\r\n\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\r\n\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\r\n\t\t\t highp vec2 texPos1;\n\r\n\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 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 highp vec2 texPos2;\n\r\n\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 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 lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\r\n\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\r\n\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\r\n\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/LUT", u), G.title = "Texture to Channels", G.desc = "Split texture channels", G.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a) {
      this._channels || (this._channels = Array(4));
      for (var b = gl.RGB, d = 0, c = 0; 4 > c; c++) {
        this.isOutputConnected(c) ? (this._channels[c] && this._channels[c].width == a.width && this._channels[c].height == a.height && this._channels[c].type == a.type && this._channels[c].format == b || (this._channels[c] = new GL.Texture(a.width, a.height, {type:a.type, format:b, filter:gl.LINEAR})), d++) : this._channels[c] = null;
      }
      if (d) {
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var k = Mesh.getScreenQuad(), f = G._shader, h = [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]];
        for (c = 0; 4 > c; c++) {
          this._channels[c] && (this._channels[c].drawTo(function() {
            a.bind(0);
            f.uniforms({u_texture:0, u_mask:h[c]}).draw(k);
          }), this.setOutputData(c, this._channels[c]));
        }
      }
    }
  }, G.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec4 u_mask;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\r\n\t\t}\n\r\n\t\t", F.registerNodeType("texture/textureChannels", G), n.title = "Channels to Texture", n.desc = "Split texture channels", n.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, 
  n.prototype.onExecute = function() {
    var a = c.getWhiteTexture(), b = this.getInputData(0) || a, d = this.getInputData(1) || a, k = this.getInputData(2) || a, f = this.getInputData(3) || a;
    gl.disable(gl.BLEND);
    gl.disable(gl.DEPTH_TEST);
    var h = Mesh.getScreenQuad();
    n._shader || (n._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, n.pixel_shader));
    var e = n._shader;
    a = Math.max(b.width, d.width, k.width, f.width);
    var g = Math.max(b.height, d.height, k.height, f.height), p = this.properties.precision == c.HIGH ? c.HIGH_PRECISION_FORMAT : gl.UNSIGNED_BYTE;
    this._texture && this._texture.width == a && this._texture.height == g && this._texture.type == p || (this._texture = new GL.Texture(a, g, {type:p, format:gl.RGBA, filter:gl.LINEAR}));
    a = this._color;
    a[0] = this.properties.R;
    a[1] = this.properties.G;
    a[2] = this.properties.B;
    a[3] = this.properties.A;
    var l = this._uniforms;
    this._texture.drawTo(function() {
      b.bind(0);
      d.bind(1);
      k.bind(2);
      f.bind(3);
      e.uniforms(l).draw(h);
    });
    this.setOutputData(0, this._texture);
  }, n.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_textureR;\n\r\n\t\tuniform sampler2D u_textureG;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\tuniform sampler2D u_textureA;\n\r\n\t\tuniform vec4 u_color;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t   gl_FragColor = u_color * vec4( \r\n\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\r\n\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\r\n\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\r\n\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/channelsTexture", n), p.title = "Color", p.desc = "Generates a 1x1 texture with a constant color", p.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, p.prototype.onDrawBackground = function(a) {
    var b = this.properties.color;
    a.fillStyle = "rgb(" + Math.floor(255 * Math.clamp(b[0], 0, 1)) + "," + Math.floor(255 * Math.clamp(b[1], 0, 1)) + "," + Math.floor(255 * Math.clamp(b[2], 0, 1)) + ")";
    this.flags.collapsed ? this.boxcolor = a.fillStyle : a.fillRect(0, 0, this.size[0], this.size[1]);
  }, p.prototype.onExecute = function() {
    var a = this.properties.precision == c.HIGH ? c.HIGH_PRECISION_FORMAT : gl.UNSIGNED_BYTE;
    this._tex && this._tex.type == a || (this._tex = new GL.Texture(1, 1, {format:gl.RGBA, type:a, minFilter:gl.NEAREST}));
    a = this.properties.color;
    if (this.inputs) {
      for (var b = 0; b < this.inputs.length; b++) {
        var d = this.inputs[b], k = this.getInputData(b);
        if (void 0 !== k) {
          switch(d.name) {
            case "RGB":
            case "RGBA":
              a.set(k);
              break;
            case "R":
              a[0] = k;
              break;
            case "G":
              a[1] = k;
              break;
            case "B":
              a[2] = k;
              break;
            case "A":
              a[3] = k;
          }
        }
      }
    }
    0.001 < vec4.sqrDist(this._tex_color, a) && (this._tex_color.set(a), this._tex.fill(a));
    this.setOutputData(0, this._tex);
  }, p.prototype.onGetInputs = function() {
    return [["RGB", "vec3"], ["RGBA", "vec4"], ["R", "number"], ["G", "number"], ["B", "number"], ["A", "number"]];
  }, F.registerNodeType("texture/color", p), k.title = "Gradient", k.desc = "Generates a gradient", k["@A"] = {type:"color"}, k["@B"] = {type:"color"}, k["@texture_size"] = {type:"enum", values:[32, 64, 128, 256, 512]}, k.prototype.onExecute = function() {
    gl.disable(gl.BLEND);
    gl.disable(gl.DEPTH_TEST);
    var a = GL.Mesh.getScreenQuad(), b = k._shader, d = this.getInputData(0);
    d || (d = this.properties.A);
    var c = this.getInputData(1);
    c || (c = this.properties.B);
    for (var f = 2; f < this.inputs.length; f++) {
      var h = this.inputs[f], e = this.getInputData(f);
      void 0 !== e && (this.properties[h.name] = e);
    }
    var n = this._uniforms;
    this._uniforms.u_angle = this.properties.angle * DEG2RAD;
    this._uniforms.u_scale = this.properties.scale;
    vec3.copy(n.u_colorA, d);
    vec3.copy(n.u_colorB, c);
    d = parseInt(this.properties.texture_size);
    this._tex && this._tex.width == d || (this._tex = new GL.Texture(d, d, {format:gl.RGB, filter:gl.LINEAR}));
    this._tex.drawTo(function() {
      b.uniforms(n).draw(a);
    });
    this.setOutputData(0, this._tex);
  }, k.prototype.onGetInputs = function() {
    return [["angle", "number"], ["scale", "number"]];
  }, k.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform float u_angle;\n\r\n\t\tuniform float u_scale;\n\r\n\t\tuniform vec3 u_colorA;\n\r\n\t\tuniform vec3 u_colorB;\n\r\n\t\t\n\r\n\t\tvec2 rotate(vec2 v, float angle)\n\r\n\t\t{\n\r\n\t\t\tvec2 result;\n\r\n\t\t\tfloat _cos = cos(angle);\n\r\n\t\t\tfloat _sin = sin(angle);\n\r\n\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\r\n\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\r\n\t\t\treturn result;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\r\n\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\r\n\t\t   gl_FragColor = vec4(color,1.0);\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/gradient", k), a.title = "Mix", a.desc = "Generates a texture mixing two textures", a.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, a.prototype.onExecute = function() {
    var b = this.getInputData(0);
    if (this.isOutputConnected(0)) {
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, b);
      } else {
        var d = this.getInputData(1);
        if (b && d) {
          var k = this.getInputData(2), f = this.getInputData(3);
          this._tex = c.getTargetTexture(this.properties.size_from_biggest && d.width > b.width ? d : b, this._tex, this.properties.precision);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var h = Mesh.getScreenQuad(), e = null, n = this._uniforms;
          k ? (e = a._shader_tex, e || (e = a._shader_tex = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, a.pixel_shader, {MIX_TEX:""}))) : (e = a._shader_factor, e || (e = a._shader_factor = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, a.pixel_shader)), f = null == f ? this.properties.factor : f, n.u_mix.set([f, f, f, f]));
          var g = this.properties.invert;
          this._tex.drawTo(function() {
            b.bind(g ? 1 : 0);
            d.bind(g ? 0 : 1);
            k && k.bind(2);
            e.uniforms(n).draw(h);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  }, a.prototype.onGetInputs = function() {
    return [["factor", "number"]];
  }, a.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_textureA;\n\r\n\t\tuniform sampler2D u_textureB;\n\r\n\t\t#ifdef MIX_TEX\n\r\n\t\t\tuniform sampler2D u_textureMix;\n\r\n\t\t#else\n\r\n\t\t\tuniform vec4 u_mix;\n\r\n\t\t#endif\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\t#ifdef MIX_TEX\n\r\n\t\t\t   vec4 f = texture2D(u_textureMix, v_coord);\n\r\n\t\t\t#else\n\r\n\t\t\t   vec4 f = u_mix;\n\r\n\t\t\t#endif\n\r\n\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), f );\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/mix", a), b.title = "Edges", b.desc = "Detects edges", b.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, b.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, a);
      } else {
        if (a) {
          this._tex = c.getTargetTexture(a, this._tex, this.properties.precision);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var d = Mesh.getScreenQuad(), k = b._shader, f = this.properties.invert, h = this.properties.factor, e = this.properties.threshold ? 1 : 0;
          this._tex.drawTo(function() {
            a.bind(0);
            k.uniforms({u_texture:0, u_isize:[1 / a.width, 1 / a.height], u_factor:h, u_threshold:e, u_invert:f ? 1 : 0}).draw(d);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  }, b.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 u_isize;\n\r\n\t\tuniform int u_invert;\n\r\n\t\tuniform float u_factor;\n\r\n\t\tuniform float u_threshold;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\r\n\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\r\n\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\r\n\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\r\n\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\r\n\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\r\n\t\t\tdiff *= u_factor;\n\r\n\t\t\tif(u_invert == 1)\n\r\n\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\r\n\t\t\tif( u_threshold == 0.0 )\n\r\n\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\r\n\t\t\telse\n\r\n\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/edges", b), d.title = "Depth Range", d.desc = "Generates a texture with a depth range", d.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (a) {
        var b = gl.UNSIGNED_BYTE;
        this.properties.high_precision && (b = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
        this._temp_texture && this._temp_texture.type == b && this._temp_texture.width == a.width && this._temp_texture.height == a.height || (this._temp_texture = new GL.Texture(a.width, a.height, {type:b, format:gl.RGBA, filter:gl.LINEAR}));
        var c = this._uniforms;
        b = this.properties.distance;
        this.isInputConnected(1) && (b = this.getInputData(1), this.properties.distance = b);
        var k = this.properties.range;
        this.isInputConnected(2) && (k = this.getInputData(2), this.properties.range = k);
        c.u_distance = b;
        c.u_range = k;
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var f = Mesh.getScreenQuad();
        d._shader || (d._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, d.pixel_shader), d._shader_onlydepth = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, d.pixel_shader, {ONLY_DEPTH:""}));
        var h = this.properties.only_depth ? d._shader_onlydepth : d._shader;
        b = null;
        b = a.near_far_planes ? a.near_far_planes : window.LS && LS.Renderer._main_camera ? LS.Renderer._main_camera._uniforms.u_camera_planes : [0.1, 1000];
        c.u_camera_planes = b;
        this._temp_texture.drawTo(function() {
          a.bind(0);
          h.uniforms(c).draw(f);
        });
        this._temp_texture.near_far_planes = b;
        this.setOutputData(0, this._temp_texture);
      }
    }
  }, d.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 u_camera_planes;\n\r\n\t\tuniform float u_distance;\n\r\n\t\tuniform float u_range;\n\r\n\t\t\n\r\n\t\tfloat LinearDepth()\n\r\n\t\t{\n\r\n\t\t\tfloat zNear = u_camera_planes.x;\n\r\n\t\t\tfloat zFar = u_camera_planes.y;\n\r\n\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\r\n\t\t\tdepth = depth * 2.0 - 1.0;\n\r\n\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tfloat depth = LinearDepth();\n\r\n\t\t\t#ifdef ONLY_DEPTH\n\r\n\t\t\t   gl_FragColor = vec4(depth);\n\r\n\t\t\t#else\n\r\n\t\t\t\tfloat diff = abs(depth * 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#endif\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/depth_range", d), h.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, h.title = "Linear Depth", h.desc = "Creates a color texture with linear depth", h.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (a && (a.format == gl.DEPTH_COMPONENT || a.format == gl.DEPTH_STENCIL)) {
        var b = this.properties.precision == c.HIGH ? gl.HIGH_PRECISION_FORMAT : gl.UNSIGNED_BYTE;
        this._temp_texture && this._temp_texture.type == b && this._temp_texture.width == a.width && this._temp_texture.height == a.height || (this._temp_texture = new GL.Texture(a.width, a.height, {type:b, format:gl.RGB, filter:gl.LINEAR}));
        var d = this._uniforms;
        d.u_near = a.near_far_planes[0];
        d.u_far = a.near_far_planes[1];
        d.u_invert = this.properties.invert ? 1 : 0;
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var k = Mesh.getScreenQuad();
        h._shader || (h._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, h.pixel_shader));
        var f = h._shader;
        b = null;
        b = a.near_far_planes ? a.near_far_planes : window.LS && LS.Renderer._main_camera ? LS.Renderer._main_camera._uniforms.u_camera_planes : [0.1, 1000];
        d.u_camera_planes = b;
        this._temp_texture.drawTo(function() {
          a.bind(0);
          f.uniforms(d).draw(k);
        });
        this._temp_texture.near_far_planes = b;
        this.setOutputData(0, this._temp_texture);
      }
    }
  }, h.pixel_shader = "precision highp float;\n\r\n\t\tprecision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_near;\n\r\n\t\tuniform float u_far;\n\r\n\t\tuniform int u_invert;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tfloat zNear = u_near;\n\r\n\t\t\tfloat zFar = u_far;\n\r\n\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\r\n\t\t\tdepth = depth * 2.0 - 1.0;\n\r\n\t\t\tfloat f = zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\r\n\t\t\tif( u_invert == 1 )\n\r\n\t\t\t\tf = 1.0 - f;\n\r\n\t\t\tgl_FragColor = vec4(vec3(f),1.0);\n\r\n\t\t}\n\r\n\t\t", 
  F.registerNodeType("texture/linear_depth", h), f.title = "Blur", f.desc = "Blur a texture", f.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, f.max_iterations = 20, f.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      var b = this._final_texture;
      b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._final_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
      var d = this.properties.iterations;
      this.isInputConnected(1) && (d = this.getInputData(1), this.properties.iterations = d);
      d = Math.min(Math.floor(d), f.max_iterations);
      if (0 == d) {
        this.setOutputData(0, a);
      } else {
        var c = this.properties.intensity;
        this.isInputConnected(2) && (c = this.getInputData(2), this.properties.intensity = c);
        var k = F.camera_aspect;
        k || void 0 === window.gl || (k = gl.canvas.height / gl.canvas.width);
        k || (k = 1);
        k = this.properties.preserve_aspect ? k : 1;
        var h = this.properties.scale || [1, 1];
        a.applyBlur(k * h[0], h[1], c, b);
        for (a = 1; a < d; ++a) {
          b.applyBlur(k * h[0] * (a + 1), h[1] * (a + 1), c);
        }
        this.setOutputData(0, b);
      }
    }
  }, F.registerNodeType("texture/blur", f), x.title = "Glow", x.desc = "Filters a texture giving it a glow effect", x.weights = new Float32Array([0.5, 0.4, 0.3, 0.2]), x.widgets_info = {iterations:{type:"number", min:0, max:16, step:1, precision:0}, threshold:{type:"number", min:0, max:10, step:0.01, precision:2}, precision:{widget:"combo", values:c.MODE_VALUES}}, x.prototype.onGetInputs = function() {
    return [["enabled", "boolean"], ["threshold", "number"], ["intensity", "number"], ["persistence", "number"], ["iterations", "number"], ["dirt_factor", "number"]];
  }, x.prototype.onGetOutputs = function() {
    return [["average", "Texture"]];
  }, x.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isAnyOutputConnected()) {
      if (this.properties.precision === c.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
        this.setOutputData(0, a);
      } else {
        var b = a.width, d = a.height, k = {format:a.format, type:a.type, minFilter:GL.LINEAR, magFilter:GL.LINEAR, wrap:gl.CLAMP_TO_EDGE}, f = c.getTextureType(this.properties.precision, a), h = this._uniforms, e = this._textures, n = x._cut_shader;
        n || (n = x._cut_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.cut_pixel_shader));
        gl.disable(gl.DEPTH_TEST);
        gl.disable(gl.BLEND);
        h.u_threshold = this.getInputOrProperty("threshold");
        var g = e[0] = GL.Texture.getTemporary(b, d, k);
        a.blit(g, n.uniforms(h));
        var p = g, l = this.getInputOrProperty("iterations");
        l = Math.clamp(l, 1, 16) | 0;
        var m = h.u_texel_size, r = this.getInputOrProperty("intensity");
        h.u_intensity = 1;
        h.u_delta = this.properties.scale;
        n = x._shader;
        n || (n = x._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.scale_pixel_shader));
        for (var q = 1; q < l; q++) {
          b >>= 1;
          1 < (d | 0) && (d >>= 1);
          if (2 > b) {
            break;
          }
          g = e[q] = GL.Texture.getTemporary(b, d, k);
          m[0] = 1 / p.width;
          m[1] = 1 / p.height;
          p.blit(g, n.uniforms(h));
          p = g;
        }
        this.isOutputConnected(2) && (b = this._average_texture, b && b.type == a.type && b.format == a.format || (b = this._average_texture = new GL.Texture(1, 1, {type:a.type, format:a.format, filter:gl.LINEAR})), m[0] = 1 / p.width, m[1] = 1 / p.height, h.u_intensity = r, h.u_delta = 1, p.blit(b, n.uniforms(h)), this.setOutputData(2, b));
        gl.enable(gl.BLEND);
        gl.blendFunc(gl.ONE, gl.ONE);
        h.u_intensity = this.getInputOrProperty("persistence");
        h.u_delta = 0.5;
        for (q -= 2; 0 <= q; q--) {
          g = e[q], e[q] = null, m[0] = 1 / p.width, m[1] = 1 / p.height, p.blit(g, n.uniforms(h)), GL.Texture.releaseTemporary(p), p = g;
        }
        gl.disable(gl.BLEND);
        this.isOutputConnected(1) && (e = this._glow_texture, e && e.width == a.width && e.height == a.height && e.type == f && e.format == a.format || (e = this._glow_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR})), p.blit(e), this.setOutputData(1, e));
        if (this.isOutputConnected(0)) {
          e = this._final_texture;
          e && e.width == a.width && e.height == a.height && e.type == f && e.format == a.format || (e = this._final_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR}));
          var t = this.getInputData(1), u = this.getInputOrProperty("dirt_factor");
          h.u_intensity = r;
          n = t ? x._dirt_final_shader : x._final_shader;
          n || (n = t ? x._dirt_final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.final_pixel_shader, {USE_DIRT:""}) : x._final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.final_pixel_shader));
          e.drawTo(function() {
            a.bind(0);
            p.bind(1);
            t && (n.setUniform("u_dirt_factor", u), n.setUniform("u_dirt_texture", t.bind(2)));
            n.toViewport(h);
          });
          this.setOutputData(0, e);
        }
        GL.Texture.releaseTemporary(p);
      }
    }
  }, x.cut_pixel_shader = "precision highp float;\n\r\n\tvarying vec2 v_coord;\n\r\n\tuniform sampler2D u_texture;\n\r\n\tuniform float u_threshold;\n\r\n\tvoid main() {\n\r\n\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\r\n\t}", x.scale_pixel_shader = "precision highp float;\n\r\n\tvarying vec2 v_coord;\n\r\n\tuniform sampler2D u_texture;\n\r\n\tuniform vec2 u_texel_size;\n\r\n\tuniform float u_delta;\n\r\n\tuniform float u_intensity;\n\r\n\t\n\r\n\tvec4 sampleBox(vec2 uv) {\n\r\n\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\r\n\t\treturn s * 0.25;\n\r\n\t}\n\r\n\tvoid main() {\n\r\n\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\r\n\t}", 
  x.final_pixel_shader = "precision highp float;\n\r\n\tvarying vec2 v_coord;\n\r\n\tuniform sampler2D u_texture;\n\r\n\tuniform sampler2D u_glow_texture;\n\r\n\t#ifdef USE_DIRT\n\r\n\t\tuniform sampler2D u_dirt_texture;\n\r\n\t#endif\n\r\n\tuniform vec2 u_texel_size;\n\r\n\tuniform float u_delta;\n\r\n\tuniform float u_intensity;\n\r\n\tuniform float u_dirt_factor;\n\r\n\t\n\r\n\tvec4 sampleBox(vec2 uv) {\n\r\n\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\r\n\t\treturn s * 0.25;\n\r\n\t}\n\r\n\tvoid main() {\n\r\n\t\tvec4 glow = sampleBox( v_coord );\n\r\n\t\t#ifdef USE_DIRT\n\r\n\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\r\n\t\t#endif\n\r\n\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\r\n\t}", 
  F.registerNodeType("texture/glow", x), H.title = "Kuwahara Filter", H.desc = "Filters a texture giving an artistic oil canvas painting", H.max_radius = 10, H._shaders = [], H.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      var b = this._temp_texture;
      b && b.width == a.width && b.height == a.height && b.type == a.type || (this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
      b = this.properties.radius;
      b = Math.min(Math.floor(b), H.max_radius);
      if (0 == b) {
        this.setOutputData(0, a);
      } else {
        var d = this.properties.intensity, c = F.camera_aspect;
        c || void 0 === window.gl || (c = gl.canvas.height / gl.canvas.width);
        c || (c = 1);
        c = this.properties.preserve_aspect ? c : 1;
        H._shaders[b] || (H._shaders[b] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, H.pixel_shader, {RADIUS:b.toFixed(0)}));
        var k = H._shaders[b], f = GL.Mesh.getScreenQuad();
        a.bind(0);
        this._temp_texture.drawTo(function() {
          k.uniforms({u_texture:0, u_intensity:d, u_resolution:[a.width, a.height], u_iResolution:[1 / a.width, 1 / a.height]}).draw(f);
        });
        this.setOutputData(0, this._temp_texture);
      }
    }
  }, H.pixel_shader = "\n\r\nprecision highp float;\n\r\nvarying vec2 v_coord;\n\r\nuniform sampler2D u_texture;\n\r\nuniform float u_intensity;\n\r\nuniform vec2 u_resolution;\n\r\nuniform vec2 u_iResolution;\n\r\n#ifndef RADIUS\n\r\n\t#define RADIUS 7\n\r\n#endif\n\r\nvoid main() {\n\r\n\n\r\n\tconst int radius = RADIUS;\n\r\n\tvec2 fragCoord = v_coord;\n\r\n\tvec2 src_size = u_iResolution;\n\r\n\tvec2 uv = v_coord;\n\r\n\tfloat n = float((radius + 1) * (radius + 1));\n\r\n\tint i;\n\r\n\tint j;\n\r\n\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\r\n\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\r\n\tvec3 c;\n\r\n\t\n\r\n\tfor (int j = -radius; j <= 0; ++j)  {\n\r\n\t\tfor (int i = -radius; i <= 0; ++i)  {\n\r\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\tm0 += c;\n\r\n\t\t\ts0 += c * c;\n\r\n\t\t}\n\r\n\t}\n\r\n\t\n\r\n\tfor (int j = -radius; j <= 0; ++j)  {\n\r\n\t\tfor (int i = 0; i <= radius; ++i)  {\n\r\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\tm1 += c;\n\r\n\t\t\ts1 += c * c;\n\r\n\t\t}\n\r\n\t}\n\r\n\t\n\r\n\tfor (int j = 0; j <= radius; ++j)  {\n\r\n\t\tfor (int i = 0; i <= radius; ++i)  {\n\r\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\tm2 += c;\n\r\n\t\t\ts2 += c * c;\n\r\n\t\t}\n\r\n\t}\n\r\n\t\n\r\n\tfor (int j = 0; j <= radius; ++j)  {\n\r\n\t\tfor (int i = -radius; i <= 0; ++i)  {\n\r\n\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\tm3 += c;\n\r\n\t\t\ts3 += c * c;\n\r\n\t\t}\n\r\n\t}\n\r\n\t\n\r\n\tfloat min_sigma2 = 1e+2;\n\r\n\tm0 /= n;\n\r\n\ts0 = abs(s0 / n - m0 * m0);\n\r\n\t\n\r\n\tfloat sigma2 = s0.r + s0.g + s0.b;\n\r\n\tif (sigma2 < min_sigma2) {\n\r\n\t\tmin_sigma2 = sigma2;\n\r\n\t\tgl_FragColor = vec4(m0, 1.0);\n\r\n\t}\n\r\n\t\n\r\n\tm1 /= n;\n\r\n\ts1 = abs(s1 / n - m1 * m1);\n\r\n\t\n\r\n\tsigma2 = s1.r + s1.g + s1.b;\n\r\n\tif (sigma2 < min_sigma2) {\n\r\n\t\tmin_sigma2 = sigma2;\n\r\n\t\tgl_FragColor = vec4(m1, 1.0);\n\r\n\t}\n\r\n\t\n\r\n\tm2 /= n;\n\r\n\ts2 = abs(s2 / n - m2 * m2);\n\r\n\t\n\r\n\tsigma2 = s2.r + s2.g + s2.b;\n\r\n\tif (sigma2 < min_sigma2) {\n\r\n\t\tmin_sigma2 = sigma2;\n\r\n\t\tgl_FragColor = vec4(m2, 1.0);\n\r\n\t}\n\r\n\t\n\r\n\tm3 /= n;\n\r\n\ts3 = abs(s3 / n - m3 * m3);\n\r\n\t\n\r\n\tsigma2 = s3.r + s3.g + s3.b;\n\r\n\tif (sigma2 < min_sigma2) {\n\r\n\t\tmin_sigma2 = sigma2;\n\r\n\t\tgl_FragColor = vec4(m3, 1.0);\n\r\n\t}\n\r\n}\n\r\n", 
  F.registerNodeType("texture/kuwahara", H), I.title = "XDoG Filter", I.desc = "Filters a texture giving an artistic ink style", I.max_radius = 10, I._shaders = [], I.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      var b = this._temp_texture;
      b && b.width == a.width && b.height == a.height && b.type == a.type || (this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
      I._xdog_shader || (I._xdog_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, I.xdog_pixel_shader));
      var d = I._xdog_shader, c = GL.Mesh.getScreenQuad(), k = this.properties.sigma, f = this.properties.k, h = this.properties.p, e = this.properties.epsilon, n = this.properties.phi;
      a.bind(0);
      this._temp_texture.drawTo(function() {
        d.uniforms({src:0, sigma:k, k:f, p:h, epsilon:e, phi:n, cvsWidth:a.width, cvsHeight:a.height}).draw(c);
      });
      this.setOutputData(0, this._temp_texture);
    }
  }, I.xdog_pixel_shader = "\n\r\nprecision highp float;\n\r\nuniform sampler2D src;\n\n\r\nuniform float cvsHeight;\n\r\nuniform float cvsWidth;\n\n\r\nuniform float sigma;\n\r\nuniform float k;\n\r\nuniform float p;\n\r\nuniform float epsilon;\n\r\nuniform float phi;\n\r\nvarying vec2 v_coord;\n\n\r\nfloat cosh(float val)\n\r\n{\n\r\n\tfloat tmp = exp(val);\n\r\n\tfloat cosH = (tmp + 1.0 / tmp) / 2.0;\n\r\n\treturn cosH;\n\r\n}\n\n\r\nfloat tanh(float val)\n\r\n{\n\r\n\tfloat tmp = exp(val);\n\r\n\tfloat tanH = (tmp - 1.0 / tmp) / (tmp + 1.0 / tmp);\n\r\n\treturn tanH;\n\r\n}\n\n\r\nfloat sinh(float val)\n\r\n{\n\r\n\tfloat tmp = exp(val);\n\r\n\tfloat sinH = (tmp - 1.0 / tmp) / 2.0;\n\r\n\treturn sinH;\n\r\n}\n\n\r\nvoid main(void){\n\r\n\tvec3 destColor = vec3(0.0);\n\r\n\tfloat tFrag = 1.0 / cvsHeight;\n\r\n\tfloat sFrag = 1.0 / cvsWidth;\n\r\n\tvec2 Frag = vec2(sFrag,tFrag);\n\r\n\tvec2 uv = gl_FragCoord.st;\n\r\n\tfloat twoSigmaESquared = 2.0 * sigma * sigma;\n\r\n\tfloat twoSigmaRSquared = twoSigmaESquared * k * k;\n\r\n\tint halfWidth = int(ceil( 1.0 * sigma * k ));\n\n\r\n\tconst int MAX_NUM_ITERATION = 99999;\n\r\n\tvec2 sum = vec2(0.0);\n\r\n\tvec2 norm = vec2(0.0);\n\n\r\n\tfor(int cnt=0;cnt<MAX_NUM_ITERATION;cnt++){\n\r\n\t\tif(cnt > (2*halfWidth+1)*(2*halfWidth+1)){break;}\n\r\n\t\tint i = int(cnt / (2*halfWidth+1)) - halfWidth;\n\r\n\t\tint j = cnt - halfWidth - int(cnt / (2*halfWidth+1)) * (2*halfWidth+1);\n\n\r\n\t\tfloat d = length(vec2(i,j));\n\r\n\t\tvec2 kernel = vec2( exp( -d * d / twoSigmaESquared ), \n\r\n\t\t\t\t\t\t\texp( -d * d / twoSigmaRSquared ));\n\n\r\n\t\tvec2 L = texture2D(src, (uv + vec2(i,j)) * Frag).xx;\n\n\r\n\t\tnorm += kernel;\n\r\n\t\tsum += kernel * L;\n\r\n\t}\n\n\r\n\tsum /= norm;\n\n\r\n\tfloat H = 100.0 * ((1.0 + p) * sum.x - p * sum.y);\n\r\n\tfloat edge = ( H > epsilon )? 1.0 : 1.0 + tanh( phi * (H - epsilon));\n\r\n\tdestColor = vec3(edge);\n\r\n\tgl_FragColor = vec4(destColor, 1.0);\n\r\n}", 
  F.registerNodeType("texture/xDoG", I), J.title = "Webcam", J.desc = "Webcam texture", J.is_webcam_open = !1, J.prototype.openStream = function() {
    if (navigator.getUserMedia) {
      this._waiting_confirmation = !0;
      navigator.mediaDevices.getUserMedia({audio:!1, video:{facingMode:this.properties.facingMode}}).then(this.streamReady.bind(this)).catch(function(b) {
        J.is_webcam_open = !1;
        console.log("Webcam rejected", b);
        a._webcam_stream = !1;
        a.boxcolor = "red";
        a.trigger("stream_error");
      });
      var a = this;
    }
  }, J.prototype.closeStream = function() {
    if (this._webcam_stream) {
      var a = this._webcam_stream.getTracks();
      if (a.length) {
        for (var b = 0; b < a.length; ++b) {
          a[b].stop();
        }
      }
      J.is_webcam_open = !1;
      this._video = this._webcam_stream = null;
      this.boxcolor = "black";
      this.trigger("stream_closed");
    }
  }, J.prototype.streamReady = function(a) {
    this._webcam_stream = a;
    this.boxcolor = "green";
    var b = this._video;
    b || (b = document.createElement("video"), b.autoplay = !0, b.srcObject = a, this._video = b, b.onloadedmetadata = function(a) {
      J.is_webcam_open = !0;
      console.log(a);
    });
    this.trigger("stream_ready", b);
  }, J.prototype.onPropertyChanged = function(a, b) {
    "facingMode" == a && (this.properties.facingMode = b, this.closeStream(), this.openStream());
  }, J.prototype.onRemoved = function() {
    if (this._webcam_stream) {
      var a = this._webcam_stream.getTracks();
      if (a.length) {
        for (var b = 0; b < a.length; ++b) {
          a[b].stop();
        }
      }
      this._video = this._webcam_stream = null;
    }
  }, J.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || 20 >= this.size[1] || !this._video || (a.save(), a.webgl ? this._video_texture && a.drawImage(this._video_texture, 0, 0, this.size[0], this.size[1]) : a.drawImage(this._video, 0, 0, this.size[0], this.size[1]), a.restore());
  }, J.prototype.onExecute = function() {
    null != this._webcam_stream || this._waiting_confirmation || this.openStream();
    if (this._video && this._video.videoWidth) {
      var a = this._video.videoWidth, b = this._video.videoHeight, d = this._video_texture;
      d && d.width == a && d.height == b || (this._video_texture = new GL.Texture(a, b, {format:gl.RGB, filter:gl.LINEAR}));
      this._video_texture.uploadImage(this._video);
      this._video_texture.version = ++this.version;
      this.properties.texture_name && (c.getTexturesContainer()[this.properties.texture_name] = this._video_texture);
      this.setOutputData(0, this._video_texture);
      for (a = 1; a < this.outputs.length; ++a) {
        if (this.outputs[a]) {
          switch(this.outputs[a].name) {
            case "width":
              this.setOutputData(a, this._video.videoWidth);
              break;
            case "height":
              this.setOutputData(a, this._video.videoHeight);
          }
        }
      }
    }
  }, J.prototype.onGetOutputs = function() {
    return [["width", "number"], ["height", "number"], ["stream_ready", F.EVENT], ["stream_closed", F.EVENT], ["stream_error", F.EVENT]];
  }, F.registerNodeType("texture/webcam", J), K.title = "Lens FX", K.desc = "distortion and chromatic aberration", K.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}}, K.prototype.onGetInputs = function() {
    return [["enabled", "boolean"]];
  }, K.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      if (this.properties.precision === c.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
        this.setOutputData(0, a);
      } else {
        var b = this._temp_texture;
        b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
        var d = K._shader;
        d || (d = K._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, K.pixel_shader));
        var k = this.getInputData(1);
        null == k && (k = this.properties.factor);
        var f = this._uniforms;
        f.u_factor = k;
        gl.disable(gl.DEPTH_TEST);
        b.drawTo(function() {
          a.bind(0);
          d.uniforms(f).draw(GL.Mesh.getScreenQuad());
        });
        this.setOutputData(0, b);
      }
    }
  }, K.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_factor;\n\r\n\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\r\n\t\t\tvec2 cc = coord - 0.5;\n\r\n\t\t\tfloat dist = dot(cc, cc);\n\r\n\t\t\treturn coord + cc * dist * amt;\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat sat( float t )\n\r\n\t\t{\n\r\n\t\t\treturn clamp( t, 0.0, 1.0 );\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat linterp( float t ) {\n\r\n\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat remap( float t, float a, float b ) {\n\r\n\t\t\treturn sat( (t - a) / (b - a) );\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tvec4 spectrum_offset( float t ) {\n\r\n\t\t\tvec4 ret;\n\r\n\t\t\tfloat lo = step(t,0.5);\n\r\n\t\t\tfloat hi = 1.0-lo;\n\r\n\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\r\n\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\r\n\t\t\n\r\n\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tconst float max_distort = 2.2;\n\r\n\t\tconst int num_iter = 12;\n\r\n\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\r\n\t\t\n\r\n\t\tvoid main()\n\r\n\t\t{\t\n\r\n\t\t\tvec2 uv=v_coord;\n\r\n\t\t\tvec4 sumcol = vec4(0.0);\n\r\n\t\t\tvec4 sumw = vec4(0.0);\t\n\r\n\t\t\tfor ( int i=0; i<num_iter;++i )\n\r\n\t\t\t{\n\r\n\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\r\n\t\t\t\tvec4 w = spectrum_offset( t );\n\r\n\t\t\t\tsumw += w;\n\r\n\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\r\n\t\t\t}\n\r\n\t\t\tgl_FragColor = sumcol / sumw;\n\r\n\t\t}", 
  F.registerNodeType("texture/lensfx", K), A.title = "Curve", A.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      var b = this._temp_texture;
      b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
      var d = A._shader;
      d || (d = A._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, A.pixel_shader));
      !this._must_update && this._curve_texture || this.updateCurve();
      var c = this._uniforms, k = this._curve_texture;
      b.drawTo(function() {
        gl.disable(gl.DEPTH_TEST);
        a.bind(0);
        k.bind(1);
        d.uniforms(c).draw(GL.Mesh.getScreenQuad());
      });
      this.setOutputData(0, b);
    }
  }, A.prototype.sampleCurve = function(a, b) {
    if (b = b || this._points.RGB) {
      for (var d = 0; d < b.length - 1; ++d) {
        var c = b[d], k = b[d + 1];
        if (!(k[0] < a)) {
          b = k[0] - c[0];
          if (0.00001 > Math.abs(b)) {
            return c[1];
          }
          a = (a - c[0]) / b;
          return c[1] * (1.0 - a) + k[1] * a;
        }
      }
      return 0;
    }
  }, A.prototype.updateCurve = function() {
    for (var a = this._values, b = a.length / 4, d = this.properties.split_channels, c = 0; c < b; ++c) {
      if (d) {
        a[4 * c] = Math.clamp(255 * this.sampleCurve(c / b, this._points.R), 0, 255), a[4 * c + 1] = Math.clamp(255 * this.sampleCurve(c / b, this._points.G), 0, 255), a[4 * c + 2] = Math.clamp(255 * this.sampleCurve(c / b, this._points.B), 0, 255);
      } else {
        var k = this.sampleCurve(c / b);
        a[4 * c] = a[4 * c + 1] = a[4 * c + 2] = Math.clamp(255 * k, 0, 255);
      }
      a[4 * c + 3] = 255;
    }
    this._curve_texture || (this._curve_texture = new GL.Texture(256, 1, {format:gl.RGBA, magFilter:gl.LINEAR, wrap:gl.CLAMP_TO_EDGE}));
    this._curve_texture.uploadData(a, null, !0);
  }, A.prototype.onSerialize = function(a) {
    var b = {}, d;
    for (d in this._points) {
      b[d] = this._points[d].concat();
    }
    a.curves = b;
  }, A.prototype.onConfigure = function(a) {
    this._points = a.curves;
    this.curve_editor && (curve_editor.points = this._points);
    this._must_update = !0;
  }, A.prototype.onMouseDown = function(a, b, d) {
    if (this.curve_editor) {
      return (a = this.curve_editor.onMouseDown([b[0], b[1] - this.curve_offset], d)) && this.captureInput(!0), a;
    }
  }, A.prototype.onMouseMove = function(a, b, d) {
    if (this.curve_editor) {
      return this.curve_editor.onMouseMove([b[0], b[1] - this.curve_offset], d);
    }
  }, A.prototype.onMouseUp = function(a, b, d) {
    if (this.curve_editor) {
      return this.curve_editor.onMouseUp([b[0], b[1] - this.curve_offset], d);
    }
    this.captureInput(!1);
  }, A.channel_line_colors = {RGB:"#666", R:"#F33", G:"#3F3", B:"#33F"}, A.prototype.onDrawBackground = function(a, b) {
    if (!this.flags.collapsed) {
      this.curve_editor || (this.curve_editor = new F.CurveEditor(this._points.R));
      a.save();
      a.translate(0, this.curve_offset);
      var d = this.widgets[1].value;
      this.properties.split_channels ? ("RGB" == d && (this.widgets[1].value = d = "R", this.widgets[1].disabled = !1), this.curve_editor.points = this._points.R, this.curve_editor.draw(a, [this.size[0], this.size[1] - this.curve_offset], b, "#111", A.channel_line_colors.R, !0), a.globalCompositeOperation = "lighten", this.curve_editor.points = this._points.G, this.curve_editor.draw(a, [this.size[0], this.size[1] - this.curve_offset], b, null, A.channel_line_colors.G, !0), this.curve_editor.points = 
      this._points.B, this.curve_editor.draw(a, [this.size[0], this.size[1] - this.curve_offset], b, null, A.channel_line_colors.B, !0), a.globalCompositeOperation = "source-over") : (this.widgets[1].value = d = "RGB", this.widgets[1].disabled = !0);
      this.curve_editor.points = this._points[d];
      this.curve_editor.draw(a, [this.size[0], this.size[1] - this.curve_offset], b, this.properties.split_channels ? null : "#111", A.channel_line_colors[d]);
      a.restore();
    }
  }, A.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_curve;\n\r\n\t\tuniform float u_range;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = texture2D( u_texture, v_coord ) * u_range;\n\r\n\t\t\tcolor.x = texture2D( u_curve, vec2( color.x, 0.5 ) ).x;\n\r\n\t\t\tcolor.y = texture2D( u_curve, vec2( color.y, 0.5 ) ).y;\n\r\n\t\t\tcolor.z = texture2D( u_curve, vec2( color.z, 0.5 ) ).z;\n\r\n\t\t\t//color.w = texture2D( u_curve, vec2( color.w, 0.5 ) ).w;\n\r\n\t\t\tgl_FragColor = color;\n\r\n\t\t}", 
  F.registerNodeType("texture/curve", A), t.title = "Exposition", t.desc = "Controls texture exposition", t.widgets_info = {exposition:{widget:"slider", min:0, max:3}, precision:{widget:"combo", values:c.MODE_VALUES}}, t.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      var b = this._temp_texture;
      b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
      var d = t._shader;
      d || (d = t._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, t.pixel_shader));
      var c = this.getInputData(1);
      null != c && (this.properties.exposition = c);
      var k = this._uniforms;
      b.drawTo(function() {
        gl.disable(gl.DEPTH_TEST);
        a.bind(0);
        d.uniforms(k).draw(GL.Mesh.getScreenQuad());
      });
      this.setOutputData(0, b);
    }
  }, t.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_exposition;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\r\n\t\t\tgl_FragColor = vec4( color.xyz * u_exposition, color.a );\n\r\n\t\t}", F.registerNodeType("texture/exposition", t), L.title = "Tone Mapping", L.desc = "Applies Tone Mapping to convert from high to low", L.widgets_info = {precision:{widget:"combo", 
  values:c.MODE_VALUES}}, L.prototype.onGetInputs = function() {
    return [["enabled", "boolean"]];
  }, L.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (a && this.isOutputConnected(0)) {
      if (this.properties.precision === c.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
        this.setOutputData(0, a);
      } else {
        var b = this._temp_texture;
        b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
        var d = this.getInputData(1);
        null == d && (d = this.properties.average_lum);
        var k = this._uniforms, f = null;
        d.constructor === Number ? (this.properties.average_lum = d, k.u_average_lum = this.properties.average_lum, f = L._shader, f || (f = L._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, L.pixel_shader))) : d.constructor === GL.Texture && (k.u_average_texture = d.bind(1), f = L._shader_texture, f || (f = L._shader_texture = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, L.pixel_shader, {AVG_TEXTURE:""})));
        k.u_lumwhite2 = this.properties.lum_white * this.properties.lum_white;
        k.u_scale = this.properties.scale;
        k.u_igamma = 1 / this.properties.gamma;
        gl.disable(gl.DEPTH_TEST);
        b.drawTo(function() {
          a.bind(0);
          f.uniforms(k).draw(GL.Mesh.getScreenQuad());
        });
        this.setOutputData(0, this._temp_texture);
      }
    }
  }, L.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_scale;\n\r\n\t\t#ifdef AVG_TEXTURE\n\r\n\t\t\tuniform sampler2D u_average_texture;\n\r\n\t\t#else\n\r\n\t\t\tuniform float u_average_lum;\n\r\n\t\t#endif\n\r\n\t\tuniform float u_lumwhite2;\n\r\n\t\tuniform float u_igamma;\n\r\n\t\tvec3 RGB2xyY (vec3 rgb)\n\r\n\t\t{\n\r\n\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\r\n\t\t\t\t\t\t\t\t\t   0.2126, 0.7152, 0.0722,\n\r\n\t\t\t\t\t\t\t\t\t   0.0193, 0.1192, 0.9505);\n\r\n\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\r\n\t\t\t\n\r\n\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\r\n\t\t\treturn vec3(XYZ.x / f,\n\r\n\t\t\t\t\t\tXYZ.y / f,\n\r\n\t\t\t\t\t\tXYZ.y);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\r\n\t\t\tvec3 rgb = color.xyz;\n\r\n\t\t\tfloat average_lum = 0.0;\n\r\n\t\t\t#ifdef AVG_TEXTURE\n\r\n\t\t\t\tvec3 pixel = texture2D(u_average_texture,vec2(0.5)).xyz;\n\r\n\t\t\t\taverage_lum = (pixel.x + pixel.y + pixel.z) / 3.0;\n\r\n\t\t\t#else\n\r\n\t\t\t\taverage_lum = u_average_lum;\n\r\n\t\t\t#endif\n\r\n\t\t\t//Ld - this part of the code is the same for both versions\n\r\n\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\r\n\t\t\tfloat L = (u_scale / average_lum) * lum;\n\r\n\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\r\n\t\t\t//first\n\r\n\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\r\n\t\t\t//xyY.z *= Ld;\n\r\n\t\t\t//rgb = xyYtoRGB(xyY);\n\r\n\t\t\t//second\n\r\n\t\t\trgb = (rgb / lum) * Ld;\n\r\n\t\t\trgb = max(rgb,vec3(0.001));\n\r\n\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\r\n\t\t\tgl_FragColor = vec4( rgb, color.a );\n\r\n\t\t}", 
  F.registerNodeType("texture/tonemapping", L), M.title = "Perlin", M.desc = "Generates a perlin noise texture", M.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}, width:{type:"Number", precision:0, step:1}, height:{type:"Number", precision:0, step:1}, octaves:{type:"Number", precision:0, step:1, min:1, max:50}}, M.prototype.onGetInputs = function() {
    return [["seed", "Number"], ["persistence", "Number"], ["octaves", "Number"], ["scale", "Number"], ["amplitude", "Number"], ["offset", "vec2"]];
  }, M.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.properties.width | 0, b = this.properties.height | 0;
      0 == a && (a = gl.viewport_data[2]);
      0 == b && (b = gl.viewport_data[3]);
      var d = c.getTextureType(this.properties.precision), k = this._texture;
      k && k.width == a && k.height == b && k.type == d || (k = this._texture = new GL.Texture(a, b, {type:d, format:gl.RGB, filter:gl.LINEAR}));
      var f = this.getInputOrProperty("persistence"), h = this.getInputOrProperty("octaves"), e = this.getInputOrProperty("offset"), n = this.getInputOrProperty("scale"), g = this.getInputOrProperty("amplitude"), p = this.getInputOrProperty("seed");
      d = "" + a + b + d + f + h + n + p + e[0] + e[1] + g;
      if (d != this._key) {
        this._key = d;
        var l = this._uniforms;
        l.u_persistence = f;
        l.u_octaves = h;
        l.u_offset.set(e);
        l.u_scale = n;
        l.u_amplitude = g;
        l.u_seed = 128 * p;
        l.u_viewport[0] = a;
        l.u_viewport[1] = b;
        var m = M._shader;
        m || (m = M._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, M.pixel_shader));
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        k.drawTo(function() {
          m.uniforms(l).draw(GL.Mesh.getScreenQuad());
        });
      }
      this.setOutputData(0, k);
    }
  }, M.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform vec2 u_offset;\n\r\n\t\tuniform float u_scale;\n\r\n\t\tuniform float u_persistence;\n\r\n\t\tuniform int u_octaves;\n\r\n\t\tuniform float u_amplitude;\n\r\n\t\tuniform vec2 u_viewport;\n\r\n\t\tuniform float u_seed;\n\r\n\t\t#define M_PI 3.14159265358979323846\n\r\n\t\t\n\r\n\t\tfloat rand(vec2 c){\treturn fract(sin(dot(c.xy ,vec2( 12.9898 + u_seed,78.233 + u_seed))) * 43758.5453); }\n\r\n\t\t\n\r\n\t\tfloat noise(vec2 p, float freq ){\n\r\n\t\t\tfloat unit = u_viewport.x/freq;\n\r\n\t\t\tvec2 ij = floor(p/unit);\n\r\n\t\t\tvec2 xy = mod(p,unit)/unit;\n\r\n\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\r\n\t\t\txy = .5*(1.-cos(M_PI*xy));\n\r\n\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\r\n\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\r\n\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\r\n\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\r\n\t\t\tfloat x1 = mix(a, b, xy.x);\n\r\n\t\t\tfloat x2 = mix(c, d, xy.x);\n\r\n\t\t\treturn mix(x1, x2, xy.y);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat pNoise(vec2 p, int res){\n\r\n\t\t\tfloat persistance = u_persistence;\n\r\n\t\t\tfloat n = 0.;\n\r\n\t\t\tfloat normK = 0.;\n\r\n\t\t\tfloat f = 4.;\n\r\n\t\t\tfloat amp = 1.0;\n\r\n\t\t\tint iCount = 0;\n\r\n\t\t\tfor (int i = 0; i<50; i++){\n\r\n\t\t\t\tn+=amp*noise(p, f);\n\r\n\t\t\t\tf*=2.;\n\r\n\t\t\t\tnormK+=amp;\n\r\n\t\t\t\tamp*=persistance;\n\r\n\t\t\t\tif (iCount >= res)\n\r\n\t\t\t\t\tbreak;\n\r\n\t\t\t\tiCount++;\n\r\n\t\t\t}\n\r\n\t\t\tfloat nf = n/normK;\n\r\n\t\t\treturn nf*nf*nf*nf;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\r\n\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\r\n\t\t\tgl_FragColor = color;\n\r\n\t\t}", 
  F.registerNodeType("texture/perlin", M), N.title = "Canvas2D", N.desc = "Executes Canvas2D code inside a texture or the viewport.", N.help = "Set width and height to 0 to match viewport size.", N.default_code = "//vars: canvas,ctx,time\nctx.fillStyle='red';\nctx.fillRect(0,0,50,50);\n", N.widgets_info = {precision:{widget:"combo", values:c.MODE_VALUES}, code:{type:"code"}, width:{type:"Number", precision:0, step:1}, height:{type:"Number", precision:0, step:1}}, N.prototype.onPropertyChanged = function(a, 
  b) {
    "code" == a && this.compileCode(b);
  }, N.prototype.compileCode = function(a) {
    this._func = null;
    if (F.allow_scripts) {
      try {
        this._func = new Function("canvas", "ctx", "time", "script", "v", a), this.boxcolor = "#00FF00";
      } catch (R) {
        this.boxcolor = "#FF0000", console.error("Error parsing script"), console.error(R);
      }
    }
  }, N.prototype.onExecute = function() {
    var a = this._func;
    a && this.isOutputConnected(0) && this.executeDraw(a);
  }, N.prototype.executeDraw = function(a) {
    var b = this.properties.width || gl.canvas.width, d = this.properties.height || gl.canvas.height, k = this._temp_texture, f = c.getTextureType(this.properties.precision);
    k && k.width == b && k.height == d && k.type == f || (k = this._temp_texture = new GL.Texture(b, d, {format:gl.RGBA, filter:gl.LINEAR, type:f}));
    var h = this.getInputData(0), e = this.properties, n = this, g = this.graph.getTime(), p = gl, l = gl.canvas;
    if (this.properties.use_html_canvas || !v.enableWebGLCanvas) {
      this._canvas ? (l = this._canvas, p = this._ctx) : (l = this._canvas = createCanvas(b.height), p = this._ctx = l.getContext("2d")), l.width = b, l.height = d;
    }
    if (p == gl) {
      k.drawTo(function() {
        gl.start2D();
        e.clear && (gl.clearColor(0, 0, 0, 0), gl.clear(gl.COLOR_BUFFER_BIT));
        try {
          a.draw ? a.draw.call(n, l, p, g, a, h) : a.call(n, l, p, g, a, h), n.boxcolor = "#00FF00";
        } catch (Q) {
          n.boxcolor = "#FF0000", console.error("Error executing script"), console.error(Q);
        }
        gl.finish2D();
      });
    } else {
      e.clear && p.clearRect(0, 0, l.width, l.height);
      try {
        a.draw ? a.draw.call(this, l, p, g, a, h) : a.call(this, l, p, g, a, h), this.boxcolor = "#00FF00";
      } catch (Q) {
        this.boxcolor = "#FF0000", console.error("Error executing script"), console.error(Q);
      }
      k.uploadImage(l);
    }
    this.setOutputData(0, k);
  }, F.registerNodeType("texture/canvas2D", N), O.title = "Matte", O.desc = "Extracts background", O.widgets_info = {key_color:{widget:"color"}, precision:{widget:"combo", values:c.MODE_VALUES}}, O.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (this.properties.precision === c.PASS_THROUGH) {
        this.setOutputData(0, a);
      } else {
        if (a) {
          this._tex = c.getTargetTexture(a, 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 b = this._uniforms, d = Mesh.getScreenQuad(), k = O._shader;
          k || (k = O._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, O.pixel_shader));
          b.u_key_color = this.properties.key_color;
          b.u_threshold = this.properties.threshold;
          b.u_slope = this.properties.slope;
          this._tex.drawTo(function() {
            a.bind(0);
            k.uniforms(b).draw(d);
          });
          this.setOutputData(0, this._tex);
        }
      }
    }
  }, O.pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec3 u_key_color;\n\r\n\t\tuniform float u_threshold;\n\r\n\t\tuniform float u_slope;\n\r\n\t\t\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\r\n\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\r\n\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\r\n\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\r\n\t\t\tgl_FragColor = vec4( color, alpha );\n\r\n\t\t}", 
  F.registerNodeType("texture/matte", O), P.title = "CubemapToTexture2D", P.desc = "Transforms a CUBEMAP texture into a TEXTURE2D in Polar Representation", P.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.getInputData(0);
      if (a && a.texture_type == GL.TEXTURE_CUBE_MAP) {
        !this._last_tex || this._last_tex.height == a.height && this._last_tex.type == a.type || (this._last_tex = null);
        var b = this.getInputOrProperty("yaw");
        this._last_tex = GL.Texture.cubemapToTexture2D(a, a.height, this._last_tex, !0, b);
        this.setOutputData(0, this._last_tex);
      }
    }
  }, F.registerNodeType("texture/cubemapToTexture2D", P));
})(this);
(function(v) {
  var c = v.LiteGraph;
  if ("undefined" != typeof GL) {
    var q = function() {
      this.addInput("Tex.", "Texture");
      this.addInput("intensity", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {intensity:1, invert:!1, precision:LGraphTexture.DEFAULT};
      q._shader || (q._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, q.pixel_shader));
    }, m = 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};
    }, g = 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};
    }, r = 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};
      r._shader || (r._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, r.pixel_shader), r._texture = new GL.Texture(3, 1, {format:gl.RGB, wrap:gl.CLAMP_TO_EDGE, magFilter:gl.LINEAR, minFilter:gl.LINEAR, pixel_data:[255, 0, 0, 0, 255, 0, 0, 0, 255]}));
    };
    r.title = "Lens";
    r.desc = "Camera Lens distortion";
    r.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    r.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 g = this.properties.aberration;
          this.isInputConnected(1) && (g = this.getInputData(1), this.properties.aberration = g);
          var m = this.properties.distortion;
          this.isInputConnected(2) && (m = this.getInputData(2), this.properties.distortion = m);
          var q = this.properties.blur;
          this.isInputConnected(3) && (q = this.getInputData(3), this.properties.blur = q);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var v = Mesh.getScreenQuad(), z = r._shader;
          this._tex.drawTo(function() {
            c.bind(0);
            z.uniforms({u_texture:0, u_aberration:g, u_distortion:m, u_blur:q}).draw(v);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    r.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";
    c.registerNodeType("fx/lens", r);
    v.LGraphFXLens = r;
    g.title = "Bokeh";
    g.desc = "applies an Bokeh effect";
    g.widgets_info = {shape:{widget:"texture"}};
    g.prototype.onExecute = function() {
      var c = this.getInputData(0), m = this.getInputData(1), r = this.getInputData(2);
      if (c && r && this.properties.shape) {
        m || (m = c);
        var q = LGraphTexture.getTexture(this.properties.shape);
        if (q) {
          var v = this.properties.threshold;
          this.isInputConnected(3) && (v = this.getInputData(3), this.properties.threshold = v);
          var z = gl.UNSIGNED_BYTE;
          this.properties.high_precision && (z = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
          this._temp_texture && this._temp_texture.type == z && this._temp_texture.width == c.width && this._temp_texture.height == c.height || (this._temp_texture = new GL.Texture(c.width, c.height, {type:z, format:gl.RGBA, filter:gl.LINEAR}));
          var e = g._first_shader;
          e || (e = g._first_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, g._first_pixel_shader));
          var C = g._second_shader;
          C || (C = g._second_shader = new GL.Shader(g._second_vertex_shader, g._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 u = Mesh.getScreenQuad(), G = this.properties.size, n = this.properties.alpha;
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.BLEND);
          this._temp_texture.drawTo(function() {
            c.bind(0);
            m.bind(1);
            r.bind(2);
            e.uniforms({u_texture:0, u_texture_blur:1, u_mask:2, u_texsize:[c.width, c.height]}).draw(u);
          });
          this._temp_texture.drawTo(function() {
            gl.enable(gl.BLEND);
            gl.blendFunc(gl.ONE, gl.ONE);
            c.bind(0);
            q.bind(3);
            C.uniforms({u_texture:0, u_mask:2, u_shape:3, u_alpha:n, u_threshold:v, u_pointSize:G, 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);
      }
    };
    g.prototype.createPointsMesh = function(c, g, m) {
      for (var l = Math.round(c / m), r = Math.round(g / m), q = new Float32Array(l * r * 2), e = -1, v = 2 / c * m, y = 2 / g * m, u = 0; u < r; ++u) {
        for (var B = -1, n = 0; n < l; ++n) {
          var p = u * l * 2 + 2 * n;
          q[p] = B;
          q[p + 1] = e;
          B += v;
        }
        e += y;
      }
      this._points_mesh = GL.Mesh.load({vertices2D:q});
      this._points_mesh._width = c;
      this._points_mesh._height = g;
      this._points_mesh._spacing = m;
      return this._points_mesh;
    };
    g._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";
    g._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";
    g._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";
    c.registerNodeType("fx/bokeh", g);
    v.LGraphFXBokeh = g;
    m.title = "FX";
    m.desc = "applies an FX from a list";
    m.widgets_info = {fx:{widget:"combo", values:["halftone", "pixelate", "lowpalette", "noise", "gamma"]}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    m.shaders = {};
    m.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 g = this.properties.value1;
            this.isInputConnected(1) && (g = this.getInputData(1), this.properties.value1 = g);
            var r = this.properties.value2;
            this.isInputConnected(2) && (r = this.getInputData(2), this.properties.value2 = r);
            var q = this.properties.fx, E = m.shaders[q];
            if (!E) {
              var z = m["pixel_shader_" + q];
              if (!z) {
                return;
              }
              E = m.shaders[q] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, z);
            }
            gl.disable(gl.BLEND);
            gl.disable(gl.DEPTH_TEST);
            var e = Mesh.getScreenQuad();
            var C = v.LS && LS.Renderer._current_camera ? [LS.Renderer._current_camera.near, LS.Renderer._current_camera.far] : [1, 100];
            var D = null;
            "noise" == q && (D = LGraphTexture.getNoiseTexture());
            this._tex.drawTo(function() {
              c.bind(0);
              "noise" == q && D.bind(1);
              E.uniforms({u_texture:0, u_noise:1, u_size:[c.width, c.height], u_rand:[Math.random(), Math.random()], u_value1:g, u_value2:r, u_camera_planes:C}).draw(e);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    };
    m.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";
    m.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";
    m.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";
    m.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";
    m.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";
    c.registerNodeType("fx/generic", m);
    v.LGraphFXGeneric = m;
    q.title = "Vigneting";
    q.desc = "Vigneting";
    q.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    q.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 g = this.properties.intensity;
          this.isInputConnected(1) && (g = this.getInputData(1), this.properties.intensity = g);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var m = Mesh.getScreenQuad(), r = q._shader, v = this.properties.invert;
          this._tex.drawTo(function() {
            c.bind(0);
            r.uniforms({u_texture:0, u_intensity:g, u_isize:[1 / c.width, 1 / c.height], u_invert:v ? 1 : 0}).draw(m);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    q.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform 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";
    c.registerNodeType("fx/vigneting", q);
    v.LGraphFXVigneting = q;
  }
})(this);
(function(v) {
  function c(c) {
    this.cmd = this.channel = 0;
    this.data = new Uint32Array(3);
    c && this.setup(c);
  }
  function q(c, e) {
    navigator.requestMIDIAccess ? (this.on_ready = c, this.state = {note:[], cc:[]}, this.input_ports = null, this.input_ports_info = [], this.output_ports = null, this.output_ports_info = [], navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this), this.onMIDIFailure.bind(this))) : (this.error = "not suppoorted", e ? e("Not supported") : console.error("MIDI NOT SUPPORTED, enable by chrome://flags"));
  }
  function m() {
    this.addOutput("on_midi", u.EVENT);
    this.addOutput("out", "midi");
    this.properties = {port:0};
    this._current_midi_event = this._last_midi_event = null;
    this.boxcolor = "#AAA";
    this._last_time = 0;
    var c = this;
    new q(function(e) {
      c._midi = e;
      if (c._waiting) {
        c.onStart();
      }
      c._waiting = !1;
    });
  }
  function g() {
    this.addInput("send", u.EVENT);
    this.properties = {port:0};
    var c = this;
    new q(function(e) {
      c._midi = e;
      c.widget.options.values = c.getMIDIOutputs();
    });
    this.widget = this.addWidget("combo", "Device", this.properties.port, {property:"port", values:this.getMIDIOutputs.bind(this)});
    this.size = [340, 60];
  }
  function r() {
    this.addInput("on_midi", u.EVENT);
    this._str = "";
    this.size = [200, 40];
  }
  function l() {
    this.properties = {channel:-1, cmd:-1, min_value:-1, max_value:-1};
    var c = this;
    this._learning = !1;
    this.addWidget("button", "Learn", "", function() {
      c._learning = !0;
      c.boxcolor = "#FA3";
    });
    this.addInput("in", u.EVENT);
    this.addOutput("on_midi", u.EVENT);
    this.boxcolor = "#AAA";
  }
  function B() {
    this.properties = {channel:0, cmd:144, value1:1, value2:1};
    this.addInput("send", u.EVENT);
    this.addInput("assign", u.EVENT);
    this.addOutput("on_midi", u.EVENT);
    this.midi_event = new c;
    this.gate = !1;
  }
  function y() {
    this.properties = {cc:1, value:0};
    this.addOutput("value", "number");
  }
  function w() {
    this.addInput("generate", u.ACTION);
    this.addInput("scale", "string");
    this.addInput("octave", "number");
    this.addOutput("note", u.EVENT);
    this.properties = {notes:"A,A#,B,C,C#,D,D#,E,F,F#,G,G#", octave:2, duration:0.5, mode:"sequence"};
    this.notes_pitches = w.processScale(this.properties.notes);
    this.sequence_index = 0;
  }
  function E() {
    this.properties = {amount:0};
    this.addInput("in", u.ACTION);
    this.addInput("amount", "number");
    this.addOutput("out", u.EVENT);
    this.midi_event = new c;
  }
  function z() {
    this.properties = {scale:"A,A#,B,C,C#,D,D#,E,F,F#,G,G#"};
    this.addInput("note", u.ACTION);
    this.addInput("scale", "string");
    this.addOutput("out", u.EVENT);
    this.valid_notes = Array(12);
    this.offset_notes = Array(12);
    this.processScale(this.properties.scale);
  }
  function e() {
    this.properties = {url:"", autoplay:!0};
    this.addInput("play", u.ACTION);
    this.addInput("pause", u.ACTION);
    this.addOutput("note", u.EVENT);
    this._midi = null;
    this._current_time = 0;
    this._playing = !1;
    "undefined" == typeof MidiParser && (console.error("midi-parser.js not included, LGMidiPlay requires that library: https://raw.githubusercontent.com/colxi/midi-parser-js/master/src/main.js"), this.boxcolor = "red");
  }
  function C() {
    this.properties = {volume:0.5, duration:1};
    this.addInput("note", u.ACTION);
    this.addInput("volume", "number");
    this.addInput("duration", "number");
    this.addOutput("note", u.EVENT);
    "undefined" == typeof AudioSynth ? (console.error("Audiosynth.js not included, LGMidiPlay requires that library"), this.boxcolor = "red") : this.instrument = (this.synth = new AudioSynth).createInstrument("piano");
  }
  function D() {
    this.properties = {num_octaves:2, start_octave:2};
    this.addInput("note", u.ACTION);
    this.addInput("reset", u.ACTION);
    this.addOutput("note", u.EVENT);
    this.size = [400, 100];
    this.keys = [];
    this._last_key = -1;
  }
  var u = v.LiteGraph;
  u.MIDIEvent = c;
  c.prototype.fromJSON = function(c) {
    this.setup(c.data);
  };
  c.prototype.setup = function(e) {
    var n = e;
    e.constructor === Object && (n = e.data);
    this.data.set(n);
    this.status = e = n[0];
    n = e & 240;
    this.cmd = 240 <= e ? e : n;
    this.cmd == c.NOTEON && 0 == this.velocity && (this.cmd = c.NOTEOFF);
    this.cmd_str = c.commands[this.cmd] || "";
    if (n >= c.NOTEON || n <= c.NOTEOFF) {
      this.channel = e & 15;
    }
  };
  Object.defineProperty(c.prototype, "velocity", {get:function() {
    return this.cmd == c.NOTEON ? this.data[2] : -1;
  }, set:function(c) {
    this.data[2] = c;
  }, enumerable:!0});
  c.notes = "A A# B C C# D D# E F F# G G#".split(" ");
  c.note_to_index = {A:0, "A#":1, B:2, C:3, "C#":4, D:5, "D#":6, E:7, F:8, "F#":9, G:10, "G#":11};
  Object.defineProperty(c.prototype, "note", {get:function() {
    return this.cmd != c.NOTEON ? -1 : c.toNoteString(this.data[1], !0);
  }, set:function(c) {
    throw "notes cannot be assigned this way, must modify the data[1]";
  }, enumerable:!0});
  Object.defineProperty(c.prototype, "octave", {get:function() {
    return this.cmd != c.NOTEON ? -1 : Math.floor((this.data[1] - 24) / 12 + 1);
  }, set:function(c) {
    throw "octave cannot be assigned this way, must modify the data[1]";
  }, enumerable:!0});
  c.prototype.getPitch = function() {
    return 440 * Math.pow(2, (this.data[1] - 69) / 12);
  };
  c.computePitch = function(c) {
    return 440 * Math.pow(2, (c - 69) / 12);
  };
  c.prototype.getCC = function() {
    return this.data[1];
  };
  c.prototype.getCCValue = function() {
    return this.data[2];
  };
  c.prototype.getPitchBend = function() {
    return this.data[1] + (this.data[2] << 7) - 8192;
  };
  c.computePitchBend = function(c, e) {
    return c + (e << 7) - 8192;
  };
  c.prototype.setCommandFromString = function(e) {
    this.cmd = c.computeCommandFromString(e);
  };
  c.computeCommandFromString = function(e) {
    if (!e) {
      return 0;
    }
    if (e && e.constructor === Number) {
      return e;
    }
    e = e.toUpperCase();
    switch(e) {
      case "NOTE ON":
      case "NOTEON":
        return c.NOTEON;
      case "NOTE OFF":
      case "NOTEOFF":
        return c.NOTEON;
      case "KEY PRESSURE":
      case "KEYPRESSURE":
        return c.KEYPRESSURE;
      case "CONTROLLER CHANGE":
      case "CONTROLLERCHANGE":
      case "CC":
        return c.CONTROLLERCHANGE;
      case "PROGRAM CHANGE":
      case "PROGRAMCHANGE":
      case "PC":
        return c.PROGRAMCHANGE;
      case "CHANNEL PRESSURE":
      case "CHANNELPRESSURE":
        return c.CHANNELPRESSURE;
      case "PITCH BEND":
      case "PITCHBEND":
        return c.PITCHBEND;
      case "TIME TICK":
      case "TIMETICK":
        return c.TIMETICK;
      default:
        return Number(e);
    }
  };
  c.toNoteString = function(e, g) {
    e = Math.round(e);
    var k = Math.floor((e - 24) / 12 + 1);
    e = (e - 21) % 12;
    0 > e && (e = 12 + e);
    return c.notes[e] + (g ? "" : k);
  };
  c.NoteStringToPitch = function(e) {
    e = e.toUpperCase();
    var n = e[0], k = 4;
    "#" == e[1] ? (n += "#", 2 < e.length && (k = Number(e[2]))) : 1 < e.length && (k = Number(e[1]));
    e = c.note_to_index[n];
    return null == e ? null : 12 * (k - 1) + e + 21;
  };
  c.prototype.toString = function() {
    var e = "" + this.channel + ". ";
    switch(this.cmd) {
      case c.NOTEON:
        e += "NOTEON " + c.toNoteString(this.data[1]);
        break;
      case c.NOTEOFF:
        e += "NOTEOFF " + c.toNoteString(this.data[1]);
        break;
      case c.CONTROLLERCHANGE:
        e += "CC " + this.data[1] + " " + this.data[2];
        break;
      case c.PROGRAMCHANGE:
        e += "PC " + this.data[1];
        break;
      case c.PITCHBEND:
        e += "PITCHBEND " + this.getPitchBend();
        break;
      case c.KEYPRESSURE:
        e += "KEYPRESS " + this.data[1];
    }
    return e;
  };
  c.prototype.toHexString = function() {
    for (var c = "", e = 0; e < this.data.length; e++) {
      c += this.data[e].toString(16) + " ";
    }
  };
  c.prototype.toJSON = function() {
    return {data:[this.data[0], this.data[1], this.data[2]], object_class:"MIDIEvent"};
  };
  c.NOTEOFF = 128;
  c.NOTEON = 144;
  c.KEYPRESSURE = 160;
  c.CONTROLLERCHANGE = 176;
  c.PROGRAMCHANGE = 192;
  c.CHANNELPRESSURE = 208;
  c.PITCHBEND = 224;
  c.TIMETICK = 248;
  c.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"};
  c.commands_short = {128:"NOTEOFF", 144:"NOTEOFF", 160:"KEYP", 176:"CC", 192:"PC", 208:"CP", 224:"PB", 240:"SYS", 242:"POS", 243:"SELECT", 246:"TUNEREQ", 248:"TT", 250:"START", 251:"CONTINUE", 252:"STOP", 254:"SENS", 255:"RESET"};
  c.commands_reversed = {};
  for (var G in c.commands) {
    c.commands_reversed[c.commands[G]] = G;
  }
  q.input = null;
  q.MIDIEvent = c;
  q.prototype.onMIDISuccess = function(c) {
    console.log("MIDI ready!");
    console.log(c);
    this.midi = c;
    this.updatePorts();
    if (this.on_ready) {
      this.on_ready(this);
    }
  };
  q.prototype.updatePorts = function() {
    var c = this.midi;
    this.input_ports = c.inputs;
    this.input_ports_info = [];
    this.output_ports = c.outputs;
    this.output_ports_info = [];
    c = 0;
    for (var e = this.input_ports.values(), k = e.next(); k && !1 === k.done;) {
      k = k.value, this.input_ports_info.push(k), console.log("Input port [type:'" + k.type + "'] id:'" + k.id + "' manufacturer:'" + k.manufacturer + "' name:'" + k.name + "' version:'" + k.version + "'"), c++, k = e.next();
    }
    this.num_input_ports = c;
    c = 0;
    e = this.output_ports.values();
    for (k = e.next(); k && !1 === k.done;) {
      k = k.value, this.output_ports_info.push(k), console.log("Output port [type:'" + k.type + "'] id:'" + k.id + "' manufacturer:'" + k.manufacturer + "' name:'" + k.name + "' version:'" + k.version + "'"), c++, k = e.next();
    }
    this.num_output_ports = c;
  };
  q.prototype.onMIDIFailure = function(c) {
    console.error("Failed to get MIDI access - " + c);
  };
  q.prototype.openInputPort = function(e, g) {
    e = this.input_ports.get("input-" + e);
    if (!e) {
      return !1;
    }
    q.input = this;
    var k = this;
    e.onmidimessage = function(a) {
      var b = new c(a.data);
      k.updateState(b);
      g && g(a.data, b);
      if (q.on_message) {
        q.on_message(a.data, b);
      }
    };
    console.log("port open: ", e);
    return !0;
  };
  q.parseMsg = function(c) {
  };
  q.prototype.updateState = function(e) {
    switch(e.cmd) {
      case c.NOTEON:
        this.state.note[e.value1 | 0] = e.value2;
        break;
      case c.NOTEOFF:
        this.state.note[e.value1 | 0] = 0;
        break;
      case c.CONTROLLERCHANGE:
        this.state.cc[e.getCC()] = e.getCCValue();
    }
  };
  q.prototype.sendMIDI = function(e, g) {
    g && (e = this.output_ports_info[e]) && (q.output = this, g.constructor === c ? e.send(g.data) : e.send(g));
  };
  m.MIDIInterface = q;
  m.title = "MIDI Input";
  m.desc = "Reads MIDI from a input port";
  m.color = "#243";
  m.prototype.getPropertyInfo = function(c) {
    if (this._midi && "port" == c) {
      c = {};
      for (var e = 0; e < this._midi.input_ports_info.length; ++e) {
        var k = this._midi.input_ports_info[e];
        c[e] = e + ".- " + k.name + " version:" + k.version;
      }
      return {type:"enum", values:c};
    }
  };
  m.prototype.onStart = function() {
    this._midi ? this._midi.openInputPort(this.properties.port, this.onMIDIEvent.bind(this)) : this._waiting = !0;
  };
  m.prototype.onMIDIEvent = function(e, g) {
    this._last_midi_event = g;
    this.boxcolor = "#AFA";
    this._last_time = u.getTime();
    this.trigger("on_midi", g);
    g.cmd == c.NOTEON ? this.trigger("on_noteon", g) : g.cmd == c.NOTEOFF ? this.trigger("on_noteoff", g) : g.cmd == c.CONTROLLERCHANGE ? this.trigger("on_cc", g) : g.cmd == c.PROGRAMCHANGE ? this.trigger("on_pc", g) : g.cmd == c.PITCHBEND && this.trigger("on_pitchbend", g);
  };
  m.prototype.onDrawBackground = function(c) {
    this.boxcolor = "#AAA";
    if (!this.flags.collapsed && this._last_midi_event) {
      c.fillStyle = "white";
      var e = u.getTime();
      e = 1.0 - Math.max(0, 0.001 * (e - this._last_time));
      if (0 < e) {
        var k = c.globalAlpha;
        c.globalAlpha *= e;
        c.font = "12px Tahoma";
        c.fillText(this._last_midi_event.toString(), 2, 0.5 * this.size[1] + 3);
        c.globalAlpha = k;
      }
    }
  };
  m.prototype.onExecute = function() {
    if (this.outputs) {
      for (var c = this._last_midi_event, e = 0; e < this.outputs.length; ++e) {
        switch(this.outputs[e].name) {
          case "midi":
            var k = this._midi;
            break;
          case "last_midi":
            k = c;
            break;
          default:
            continue;
        }
        this.setOutputData(e, k);
      }
    }
  };
  m.prototype.onGetOutputs = function() {
    return [["last_midi", "midi"], ["on_midi", u.EVENT], ["on_noteon", u.EVENT], ["on_noteoff", u.EVENT], ["on_cc", u.EVENT], ["on_pc", u.EVENT], ["on_pitchbend", u.EVENT]];
  };
  u.registerNodeType("midi/input", m);
  g.MIDIInterface = q;
  g.title = "MIDI Output";
  g.desc = "Sends MIDI to output channel";
  g.color = "#243";
  g.prototype.onGetPropertyInfo = function(c) {
    if (this._midi && "port" == c) {
      return {type:"enum", values:this.getMIDIOutputs()};
    }
  };
  g.default_ports = {0:"unknown"};
  g.prototype.getMIDIOutputs = function() {
    var c = {};
    if (!this._midi) {
      return g.default_ports;
    }
    if (this._midi.output_ports_info) {
      for (var e = 0; e < this._midi.output_ports_info.length; ++e) {
        var k = this._midi.output_ports_info[e];
        k && (c[e] = e + ".- " + k.name + " version:" + k.version);
      }
    }
    return c;
  };
  g.prototype.onAction = function(c, e) {
    this._midi && ("send" == c && this._midi.sendMIDI(this.properties.port, e), this.trigger("midi", e));
  };
  g.prototype.onGetInputs = function() {
    return [["send", u.ACTION]];
  };
  g.prototype.onGetOutputs = function() {
    return [["on_midi", u.EVENT]];
  };
  u.registerNodeType("midi/output", g);
  r.title = "MIDI Show";
  r.desc = "Shows MIDI in the graph";
  r.color = "#243";
  r.prototype.getTitle = function() {
    return this.flags.collapsed ? this._str : this.title;
  };
  r.prototype.onAction = function(e, g) {
    g && (this._str = g.constructor === c ? g.toString() : "???");
  };
  r.prototype.onDrawForeground = function(c) {
    this._str && !this.flags.collapsed && (c.font = "30px Arial", c.fillText(this._str, 10, 0.8 * this.size[1]));
  };
  r.prototype.onGetInputs = function() {
    return [["in", u.ACTION]];
  };
  r.prototype.onGetOutputs = function() {
    return [["on_midi", u.EVENT]];
  };
  u.registerNodeType("midi/show", r);
  l.title = "MIDI Filter";
  l.desc = "Filters MIDI messages";
  l.color = "#243";
  l["@cmd"] = {type:"enum", title:"Command", values:c.commands_reversed};
  l.prototype.getTitle = function() {
    var e = -1 == this.properties.cmd ? "Nothing" : c.commands_short[this.properties.cmd] || "Unknown";
    -1 != this.properties.min_value && -1 != this.properties.max_value && (e += " " + (this.properties.min_value == this.properties.max_value ? this.properties.max_value : this.properties.min_value + ".." + this.properties.max_value));
    return "Filter: " + e;
  };
  l.prototype.onPropertyChanged = function(e, g) {
    "cmd" == e && (e = Number(g), isNaN(e) && (e = c.commands[g] || 0), this.properties.cmd = e);
  };
  l.prototype.onAction = function(e, g) {
    if (g && g.constructor === c) {
      if (this._learning) {
        this._learning = !1, this.boxcolor = "#AAA", this.properties.channel = g.channel, this.properties.cmd = g.cmd, this.properties.min_value = this.properties.max_value = g.data[1];
      } else {
        if (-1 != this.properties.channel && g.channel != this.properties.channel || -1 != this.properties.cmd && g.cmd != this.properties.cmd || -1 != this.properties.min_value && g.data[1] < this.properties.min_value || -1 != this.properties.max_value && g.data[1] > this.properties.max_value) {
          return;
        }
      }
      this.trigger("on_midi", g);
    }
  };
  u.registerNodeType("midi/filter", l);
  B.title = "MIDIEvent";
  B.desc = "Create a MIDI Event";
  B.color = "#243";
  B.prototype.onAction = function(e, g) {
    "assign" == e ? (this.properties.channel = g.channel, this.properties.cmd = g.cmd, this.properties.value1 = g.data[1], this.properties.value2 = g.data[2], g.cmd == c.NOTEON ? this.gate = !0 : g.cmd == c.NOTEOFF && (this.gate = !1)) : (g = this.midi_event, g.channel = this.properties.channel, this.properties.cmd && this.properties.cmd.constructor === String ? g.setCommandFromString(this.properties.cmd) : g.cmd = this.properties.cmd, g.data[0] = g.cmd | g.channel, g.data[1] = Number(this.properties.value1), 
    g.data[2] = Number(this.properties.value2), this.trigger("on_midi", g));
  };
  B.prototype.onExecute = function() {
    var e = this.properties;
    if (this.inputs) {
      for (var g = 0; g < this.inputs.length; ++g) {
        var k = this.inputs[g];
        if (-1 != k.link) {
          switch(k.name) {
            case "note":
              k = this.getInputData(g);
              null != k && (k.constructor === String && (k = c.NoteStringToPitch(k)), this.properties.value1 = (k | 0) % 255);
              break;
            case "cmd":
              k = this.getInputData(g);
              null != k && (this.properties.cmd = k);
              break;
            case "value1":
              k = this.getInputData(g);
              null != k && (this.properties.value1 = Math.clamp(k | 0, 0, 127));
              break;
            case "value2":
              k = this.getInputData(g), null != k && (this.properties.value2 = Math.clamp(k | 0, 0, 127));
          }
        }
      }
    }
    if (this.outputs) {
      for (g = 0; g < this.outputs.length; ++g) {
        switch(this.outputs[g].name) {
          case "midi":
            k = new c;
            k.setup([e.cmd, e.value1, e.value2]);
            k.channel = e.channel;
            break;
          case "command":
            k = e.cmd;
            break;
          case "cc":
            k = e.value1;
            break;
          case "cc_value":
            k = e.value2;
            break;
          case "note":
            k = e.cmd == c.NOTEON || e.cmd == c.NOTEOFF ? e.value1 : null;
            break;
          case "velocity":
            k = e.cmd == c.NOTEON ? e.value2 : null;
            break;
          case "pitch":
            k = e.cmd == c.NOTEON ? c.computePitch(e.value1) : null;
            break;
          case "pitchbend":
            k = e.cmd == c.PITCHBEND ? c.computePitchBend(e.value1, e.value2) : null;
            break;
          case "gate":
            k = this.gate;
            break;
          default:
            continue;
        }
        null !== k && this.setOutputData(g, k);
      }
    }
  };
  B.prototype.onPropertyChanged = function(e, g) {
    "cmd" == e && (this.properties.cmd = c.computeCommandFromString(g));
  };
  B.prototype.onGetInputs = function() {
    return [["cmd", "number"], ["note", "number"], ["value1", "number"], ["value2", "number"]];
  };
  B.prototype.onGetOutputs = function() {
    return [["midi", "midi"], ["on_midi", u.EVENT], ["command", "number"], ["note", "number"], ["velocity", "number"], ["cc", "number"], ["cc_value", "number"], ["pitch", "number"], ["gate", "bool"], ["pitchbend", "number"]];
  };
  u.registerNodeType("midi/event", B);
  y.title = "MIDICC";
  y.desc = "gets a Controller Change";
  y.color = "#243";
  y.prototype.onExecute = function() {
    q.input && (this.properties.value = q.input.state.cc[this.properties.cc]);
    this.setOutputData(0, this.properties.value);
  };
  u.registerNodeType("midi/cc", y);
  w.title = "MIDI Generator";
  w.desc = "Generates a random MIDI note";
  w.color = "#243";
  w.processScale = function(e) {
    e = e.split(",");
    for (var g = 0; g < e.length; ++g) {
      var k = e[g];
      e[g] = 2 == k.length && "#" != k[1] || 2 < k.length ? -u.MIDIEvent.NoteStringToPitch(k) : c.note_to_index[k] || 0;
    }
    return e;
  };
  w.prototype.onPropertyChanged = function(c, e) {
    "notes" == c && (this.notes_pitches = w.processScale(e));
  };
  w.prototype.onExecute = function() {
    var c = this.getInputData(2);
    null != c && (this.properties.octave = c);
    if (c = this.getInputData(1)) {
      this.notes_pitches = w.processScale(c);
    }
  };
  w.prototype.onAction = function(e, g) {
    var k = 0;
    g = this.notes_pitches.length;
    e = 0;
    "sequence" == this.properties.mode ? e = this.sequence_index = (this.sequence_index + 1) % g : "random" == this.properties.mode && (e = Math.floor(Math.random() * g));
    g = this.notes_pitches[e];
    k = 0 <= g ? g + 12 * (this.properties.octave - 1) + 33 : -g;
    g = new c;
    g.setup([c.NOTEON, k, 10]);
    e = this.properties.duration || 1;
    this.trigger("note", g);
    setTimeout(function() {
      var a = new c;
      a.setup([c.NOTEOFF, k, 0]);
      this.trigger("note", a);
    }.bind(this), 1000 * e);
  };
  u.registerNodeType("midi/generator", w);
  E.title = "MIDI Transpose";
  E.desc = "Transpose a MIDI note";
  E.color = "#243";
  E.prototype.onAction = function(e, g) {
    g && g.constructor === c && (g.data[0] == c.NOTEON || g.data[0] == c.NOTEOFF ? (this.midi_event = new c, this.midi_event.setup(g.data), this.midi_event.data[1] = Math.round(this.midi_event.data[1] + this.properties.amount), this.trigger("out", this.midi_event)) : this.trigger("out", g));
  };
  E.prototype.onExecute = function() {
    var c = this.getInputData(1);
    null != c && (this.properties.amount = c);
  };
  u.registerNodeType("midi/transpose", E);
  z.title = "MIDI Quantize Pitch";
  z.desc = "Transpose a MIDI note tp fit an scale";
  z.color = "#243";
  z.prototype.onPropertyChanged = function(c, e) {
    "scale" == c && this.processScale(e);
  };
  z.prototype.processScale = function(c) {
    this._current_scale = c;
    this.notes_pitches = w.processScale(c);
    for (c = 0; 12 > c; ++c) {
      this.valid_notes[c] = -1 != this.notes_pitches.indexOf(c);
    }
    for (c = 0; 12 > c; ++c) {
      if (this.valid_notes[c]) {
        this.offset_notes[c] = 0;
      } else {
        for (var e = 1; 12 > e; ++e) {
          if (this.valid_notes[(c - e) % 12]) {
            this.offset_notes[c] = -e;
            break;
          }
          if (this.valid_notes[(c + e) % 12]) {
            this.offset_notes[c] = e;
            break;
          }
        }
      }
    }
  };
  z.prototype.onAction = function(e, g) {
    g && g.constructor === c && (g.data[0] == c.NOTEON || g.data[0] == c.NOTEOFF ? (this.midi_event = new c, this.midi_event.setup(g.data), this.midi_event.data[1] += this.offset_notes[c.note_to_index[g.note]], this.trigger("out", this.midi_event)) : this.trigger("out", g));
  };
  z.prototype.onExecute = function() {
    var c = this.getInputData(1);
    null != c && c != this._current_scale && this.processScale(c);
  };
  u.registerNodeType("midi/quantize", z);
  e.title = "MIDI fromFile";
  e.desc = "Plays a MIDI file";
  e.color = "#243";
  e.prototype.onAction = function(c) {
    "play" == c ? this.play() : "pause" == c && (this._playing = !this._playing);
  };
  e.prototype.onPropertyChanged = function(c, e) {
    "url" == c && this.loadMIDIFile(e);
  };
  e.prototype.onExecute = function() {
    if (this._midi && this._playing) {
      this._current_time += this.graph.elapsed_time;
      for (var e = 100 * this._current_time, g = 0; g < this._midi.tracks; ++g) {
        var k = this._midi.track[g];
        k._last_pos || (k._last_pos = 0, k._time = 0);
        var a = k.event[k._last_pos];
        if (a && k._time + a.deltaTime <= e && (k._last_pos++, k._time += a.deltaTime, a.data)) {
          k = a.type << 4 + a.channel;
          var b = new c;
          b.setup([k, a.data[0], a.data[1]]);
          this.trigger("note", b);
        }
      }
    }
  };
  e.prototype.play = function() {
    this._playing = !0;
    for (var c = this._current_time = 0; c < this._midi.tracks; ++c) {
      var e = this._midi.track[c];
      e._last_pos = 0;
      e._time = 0;
    }
  };
  e.prototype.loadMIDIFile = function(c) {
    var e = this;
    u.fetchFile(c, "arraybuffer", function(c) {
      e.boxcolor = "#AFA";
      e._midi = MidiParser.parse(new Uint8Array(c));
      e.properties.autoplay && e.play();
    }, function(c) {
      e.boxcolor = "#FAA";
      e._midi = null;
    });
  };
  e.prototype.onDropFile = function(c) {
    this.properties.url = "";
    this.loadMIDIFile(c);
  };
  u.registerNodeType("midi/fromFile", e);
  C.title = "MIDI Play";
  C.desc = "Plays a MIDI note";
  C.color = "#243";
  C.prototype.onAction = function(e, g) {
    if (g && g.constructor === c) {
      if (this.instrument && g.data[0] == c.NOTEON) {
        e = g.note;
        if (!e || "undefined" == e || e.constructor !== String) {
          return;
        }
        this.instrument.play(e, g.octave, this.properties.duration, this.properties.volume);
      }
      this.trigger("note", g);
    }
  };
  C.prototype.onExecute = function() {
    var c = this.getInputData(1);
    null != c && (this.properties.volume = c);
    c = this.getInputData(2);
    null != c && (this.properties.duration = c);
  };
  u.registerNodeType("midi/play", C);
  D.title = "MIDI Keys";
  D.desc = "Keyboard to play notes";
  D.color = "#243";
  D.keys = [{x:0, w:1, h:1, t:0}, {x:0.75, w:0.5, h:0.6, t:1}, {x:1, w:1, h:1, t:0}, {x:1.75, w:0.5, h:0.6, t:1}, {x:2, w:1, h:1, t:0}, {x:2.75, w:0.5, h:0.6, t:1}, {x:3, w:1, h:1, t:0}, {x:4, w:1, h:1, t:0}, {x:4.75, w:0.5, h:0.6, t:1}, {x:5, w:1, h:1, t:0}, {x:5.75, w:0.5, h:0.6, t:1}, {x:6, w:1, h:1, t:0}];
  D.prototype.onDrawForeground = function(c) {
    if (!this.flags.collapsed) {
      var e = 12 * this.properties.num_octaves;
      this.keys.length = e;
      var k = this.size[0] / (7 * this.properties.num_octaves), a = this.size[1];
      c.globalAlpha = 1;
      for (var b = 0; 2 > b; b++) {
        for (var d = 0; d < e; ++d) {
          var h = D.keys[d % 12];
          if (h.t == b) {
            var f = 7 * Math.floor(d / 12) * k + h.x * k;
            c.fillStyle = 0 == b ? this.keys[d] ? "#CCC" : "white" : this.keys[d] ? "#333" : "black";
            c.fillRect(f + 1, 0, k * h.w - 2, a * h.h);
          }
        }
      }
    }
  };
  D.prototype.getKeyIndex = function(c) {
    for (var e = this.size[0] / (7 * this.properties.num_octaves), k = this.size[1], a = 1; 0 <= a; a--) {
      for (var b = 0; b < this.keys.length; ++b) {
        var d = D.keys[b % 12];
        if (d.t == a) {
          var h = 7 * Math.floor(b / 12) * e + d.x * e, f = e * d.w;
          d = k * d.h;
          if (!(c[0] < h || c[0] > h + f || c[1] > d)) {
            return b;
          }
        }
      }
    }
    return -1;
  };
  D.prototype.onAction = function(e, g) {
    if ("reset" == e) {
      for (g = 0; g < this.keys.length; ++g) {
        this.keys[g] = !1;
      }
    } else {
      g && g.constructor === c && (e = g.data[1] - (12 * (this.properties.start_octave - 1) + 29), 0 <= e && e < this.keys.length && (g.data[0] == c.NOTEON ? this.keys[e] = !0 : g.data[0] == c.NOTEOFF && (this.keys[e] = !1)), this.trigger("note", g));
    }
  };
  D.prototype.onMouseDown = function(e, g) {
    if (!(0 > g[1])) {
      return e = this.getKeyIndex(g), this.keys[e] = !0, this._last_key = e, e = 12 * (this.properties.start_octave - 1) + 29 + e, g = new c, g.setup([c.NOTEON, e, 100]), this.trigger("note", g), !0;
    }
  };
  D.prototype.onMouseMove = function(e, g) {
    if (!(0 > g[1] || -1 == this._last_key)) {
      this.setDirtyCanvas(!0);
      e = this.getKeyIndex(g);
      if (this._last_key == e) {
        return !0;
      }
      this.keys[this._last_key] = !1;
      g = 12 * (this.properties.start_octave - 1) + 29 + this._last_key;
      var k = new c;
      k.setup([c.NOTEOFF, g, 100]);
      this.trigger("note", k);
      this.keys[e] = !0;
      g = 12 * (this.properties.start_octave - 1) + 29 + e;
      k = new c;
      k.setup([c.NOTEON, g, 100]);
      this.trigger("note", k);
      this._last_key = e;
      return !0;
    }
  };
  D.prototype.onMouseUp = function(e, g) {
    if (!(0 > g[1])) {
      return e = this.getKeyIndex(g), this.keys[e] = !1, this._last_key = -1, e = 12 * (this.properties.start_octave - 1) + 29 + e, g = new c, g.setup([c.NOTEOFF, e, 100]), this.trigger("note", g), !0;
    }
  };
  u.registerNodeType("midi/keys", D);
})(this);
(function(v) {
  function c() {
    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 q() {
    this.properties = {gain:0.5};
    this._audionodes = [];
    this._media_stream = 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;
  }
  function m() {
    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 r() {
    this.properties = {impulse_src:"", normalize:!0};
    this.audionode = p.getAudioContext().createConvolver();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function l() {
    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 B() {
    this.properties = {};
    this.audionode = p.getAudioContext().createWaveShaper();
    this.addInput("in", "audio");
    this.addInput("shape", "waveshape");
    this.addOutput("out", "audio");
  }
  function y() {
    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 w() {
    this.properties = {A:0.1, D:0.1, S:0.1, R:0.1};
    this.audionode = p.getAudioContext().createGain();
    this.audionode.gain.value = 0;
    this.addInput("in", "audio");
    this.addInput("gate", "bool");
    this.addOutput("out", "audio");
    this.gate = !1;
  }
  function E() {
    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 z() {
    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 e() {
    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 C() {
    this.properties = {continuous:!0, mark:-1};
    this.addInput("data", "array");
    this.addInput("mark", "number");
    this.size = [300, 200];
    this._last_buffer = null;
  }
  function D() {
    this.properties = {band:440, amplitude:1};
    this.addInput("freqs", "array");
    this.addOutput("signal", "number");
  }
  function u() {
    if (!u.default_code) {
      var c = u.default_function.toString(), a = c.indexOf("{") + 1, b = c.lastIndexOf("}");
      u.default_code = c.substr(a, b - a);
    }
    this.properties = {code:u.default_code};
    c = p.getAudioContext();
    c.createScriptProcessor ? this.audionode = c.createScriptProcessor(4096, 1, 1) : (console.warn("ScriptProcessorNode deprecated"), this.audionode = c.createGain());
    this.processCode();
    u._bypass_function || (u._bypass_function = this.audionode.onaudioprocess);
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function G() {
    this.audionode = p.getAudioContext().destination;
    this.addInput("in", "audio");
  }
  var n = v.LiteGraph, p = {};
  v.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(c) {
        console.log("msg", c);
      };
      this._audio_context.onended = function(c) {
        console.log("ended", c);
      };
      this._audio_context.oncomplete = function(c) {
        console.log("complete", c);
      };
    }
    return this._audio_context;
  };
  p.connect = function(c, a) {
    try {
      c.connect(a);
    } catch (b) {
      console.warn("LGraphAudio:", b);
    }
  };
  p.disconnect = function(c, a) {
    try {
      c.disconnect(a);
    } catch (b) {
      console.warn("LGraphAudio:", b);
    }
  };
  p.changeAllAudiosConnections = function(c, a) {
    if (c.inputs) {
      for (var b = 0; b < c.inputs.length; ++b) {
        var d = c.graph.links[c.inputs[b].link];
        if (d) {
          var e = c.graph.getNodeById(d.origin_id);
          e = e.getAudioNodeInOutputSlot ? e.getAudioNodeInOutputSlot(d.origin_slot) : e.audionode;
          d = c.getAudioNodeInInputSlot ? c.getAudioNodeInInputSlot(b) : c.audionode;
          a ? p.connect(e, d) : p.disconnect(e, d);
        }
      }
    }
    if (c.outputs) {
      for (b = 0; b < c.outputs.length; ++b) {
        for (var k = c.outputs[b], g = 0; g < k.links.length; ++g) {
          if (d = c.graph.links[k.links[g]]) {
            e = c.getAudioNodeInOutputSlot ? c.getAudioNodeInOutputSlot(b) : c.audionode;
            var l = c.graph.getNodeById(d.target_id);
            d = l.getAudioNodeInInputSlot ? l.getAudioNodeInInputSlot(d.target_slot) : l.audionode;
            a ? p.connect(e, d) : p.disconnect(e, d);
          }
        }
      }
    }
  };
  p.onConnectionsChange = function(c, a, b, d) {
    c == n.OUTPUT && (c = null, d && (c = this.graph.getNodeById(d.target_id)), c && (a = this.getAudioNodeInOutputSlot ? this.getAudioNodeInOutputSlot(a) : this.audionode, d = c.getAudioNodeInInputSlot ? c.getAudioNodeInInputSlot(d.target_slot) : c.audionode, b ? p.connect(a, d) : p.disconnect(a, d)));
  };
  p.createAudioNodeWrapper = function(c) {
    var a = c.prototype.onPropertyChanged;
    c.prototype.onPropertyChanged = function(b, d) {
      a && a.call(this, b, d);
      this.audionode && void 0 !== this.audionode[b] && (void 0 !== this.audionode[b].value ? this.audionode[b].value = d : this.audionode[b] = d);
    };
    c.prototype.onConnectionsChange = p.onConnectionsChange;
  };
  p.cached_audios = {};
  p.loadSound = function(c, a, b) {
    function d(a) {
      console.log("Audio loading sample error:", a);
      b && b(a);
    }
    if (p.cached_audios[c] && -1 == c.indexOf("blob:")) {
      a && a(p.cached_audios[c]);
    } else {
      p.onProcessAudioURL && (c = p.onProcessAudioURL(c));
      var e = new XMLHttpRequest;
      e.open("GET", c, !0);
      e.responseType = "arraybuffer";
      var k = p.getAudioContext();
      e.onload = function() {
        console.log("AudioSource loaded");
        k.decodeAudioData(e.response, function(b) {
          console.log("AudioSource decoded");
          p.cached_audios[c] = b;
          a && a(b);
        }, d);
      };
      e.send();
      return e;
    }
  };
  c.desc = "Plays an audio file";
  c["@src"] = {widget:"resource"};
  c.supported_extensions = ["wav", "ogg", "mp3"];
  c.prototype.onAdded = function(c) {
    if (c.status === LGraph.STATUS_RUNNING) {
      this.onStart();
    }
  };
  c.prototype.onStart = function() {
    this._audiobuffer && this.properties.autoplay && this.playBuffer(this._audiobuffer);
  };
  c.prototype.onStop = function() {
    this.stopAllSounds();
  };
  c.prototype.onPause = function() {
    this.pauseAllSounds();
  };
  c.prototype.onUnpause = function() {
    this.unpauseAllSounds();
  };
  c.prototype.onRemoved = function() {
    this.stopAllSounds();
    this._dropped_url && URL.revokeObjectURL(this._url);
  };
  c.prototype.stopAllSounds = function() {
    for (var c = 0; c < this._audionodes.length; ++c) {
      this._audionodes[c].started && (this._audionodes[c].started = !1, this._audionodes[c].stop());
    }
    this._audionodes.length = 0;
  };
  c.prototype.pauseAllSounds = function() {
    p.getAudioContext().suspend();
  };
  c.prototype.unpauseAllSounds = function() {
    p.getAudioContext().resume();
  };
  c.prototype.onExecute = function() {
    if (this.inputs) {
      for (var c = 0; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        if (null != a.link) {
          var b = this.getInputData(c);
          if (void 0 !== b) {
            if ("gain" == a.name) {
              this.audionode.gain.value = b;
            } else {
              if ("src" == a.name) {
                this.setProperty("src", b);
              } else {
                if ("playbackRate" == a.name) {
                  for (this.properties.playbackRate = b, a = 0; a < this._audionodes.length; ++a) {
                    this._audionodes[a].playbackRate.value = b;
                  }
                }
              }
            }
          }
        }
      }
    }
    if (this.outputs) {
      for (c = 0; c < this.outputs.length; ++c) {
        "buffer" == this.outputs[c].name && this._audiobuffer && this.setOutputData(c, this._audiobuffer);
      }
    }
  };
  c.prototype.onAction = function(c) {
    this._audiobuffer && ("Play" == c ? this.playBuffer(this._audiobuffer) : "Stop" == c && this.stopAllSounds());
  };
  c.prototype.onPropertyChanged = function(c, a) {
    if ("src" == c) {
      this.loadSound(a);
    } else {
      if ("gain" == c) {
        this.audionode.gain.value = a;
      } else {
        if ("playbackRate" == c) {
          for (c = 0; c < this._audionodes.length; ++c) {
            this._audionodes[c].playbackRate.value = a;
          }
        }
      }
    }
  };
  c.prototype.playBuffer = function(c) {
    var a = this, b = p.getAudioContext().createBufferSource();
    this._last_sourcenode = b;
    b.graphnode = this;
    b.buffer = c;
    b.loop = this.properties.loop;
    b.playbackRate.value = this.properties.playbackRate;
    this._audionodes.push(b);
    b.connect(this.audionode);
    this._audionodes.push(b);
    this.trigger("start");
    b.onended = function() {
      a.trigger("ended");
      var c = a._audionodes.indexOf(b);
      -1 != c && a._audionodes.splice(c, 1);
    };
    b.started || (b.started = !0, b.start());
    return b;
  };
  c.prototype.loadSound = function(c) {
    var a = this;
    this._request && (this._request.abort(), this._request = null);
    this._audiobuffer = null;
    this._loading_audio = !1;
    c && (this._request = p.loadSound(c, function(b) {
      this.boxcolor = n.NODE_DEFAULT_BOXCOLOR;
      a._audiobuffer = b;
      a._loading_audio = !1;
      if (a.graph && a.graph.status === LGraph.STATUS_RUNNING) {
        a.onStart();
      }
    }), this._loading_audio = !0, this.boxcolor = "#AA4");
  };
  c.prototype.onConnectionsChange = p.onConnectionsChange;
  c.prototype.onGetInputs = function() {
    return [["playbackRate", "number"], ["src", "string"], ["Play", n.ACTION], ["Stop", n.ACTION]];
  };
  c.prototype.onGetOutputs = function() {
    return [["buffer", "audiobuffer"], ["start", n.EVENT], ["ended", n.EVENT]];
  };
  c.prototype.onDropFile = function(c) {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
    c = URL.createObjectURL(c);
    this.properties.src = c;
    this.loadSound(c);
    this._dropped_url = c;
  };
  c.title = "Source";
  c.desc = "Plays audio";
  n.registerNodeType("audio/source", c);
  q.prototype.onAdded = function(c) {
    if (c.status === LGraph.STATUS_RUNNING) {
      this.onStart();
    }
  };
  q.prototype.onStart = function() {
    null != this._media_stream || this._waiting_confirmation || this.openStream();
  };
  q.prototype.onStop = function() {
    this.audionode.gain.value = 0;
  };
  q.prototype.onPause = function() {
    this.audionode.gain.value = 0;
  };
  q.prototype.onUnpause = function() {
    this.audionode.gain.value = this.properties.gain;
  };
  q.prototype.onRemoved = function() {
    this.audionode.gain.value = 0;
    this.audiosource_node && (this.audiosource_node.disconnect(this.audionode), this.audiosource_node = null);
    if (this._media_stream) {
      var c = this._media_stream.getTracks();
      c.length && c[0].stop();
    }
  };
  q.prototype.openStream = function() {
    if (navigator.mediaDevices) {
      this._waiting_confirmation = !0;
      navigator.mediaDevices.getUserMedia({audio:!0, video:!1}).then(this.streamReady.bind(this)).catch(function(a) {
        console.log("Media rejected", a);
        c._media_stream = !1;
        c.boxcolor = "red";
      });
      var c = this;
    } else {
      console.log("getUserMedia() is not supported in your browser, use chrome and enable WebRTC from about://flags");
    }
  };
  q.prototype.streamReady = function(c) {
    this._media_stream = c;
    this.audiosource_node && this.audiosource_node.disconnect(this.audionode);
    this.audiosource_node = p.getAudioContext().createMediaStreamSource(c);
    this.audiosource_node.graphnode = this;
    this.audiosource_node.connect(this.audionode);
    this.boxcolor = "white";
  };
  q.prototype.onExecute = function() {
    null != this._media_stream || this._waiting_confirmation || this.openStream();
    if (this.inputs) {
      for (var c = 0; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        if (null != a.link) {
          var b = this.getInputData(c);
          void 0 !== b && "gain" == a.name && (this.audionode.gain.value = this.properties.gain = b);
        }
      }
    }
  };
  q.prototype.onAction = function(c) {
    "Play" == c ? this.audionode.gain.value = this.properties.gain : "Stop" == c && (this.audionode.gain.value = 0);
  };
  q.prototype.onPropertyChanged = function(c, a) {
    "gain" == c && (this.audionode.gain.value = a);
  };
  q.prototype.onConnectionsChange = p.onConnectionsChange;
  q.prototype.onGetInputs = function() {
    return [["playbackRate", "number"], ["Play", n.ACTION], ["Stop", n.ACTION]];
  };
  q.title = "MediaSource";
  q.desc = "Plays microphone";
  n.registerNodeType("audio/media_source", q);
  m.prototype.onPropertyChanged = function(c, a) {
    this.audionode[c] = a;
  };
  m.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var c = this.audionode.frequencyBinCount;
      this._freq_bin && this._freq_bin.length == c || (this._freq_bin = new Uint8Array(c));
      this.audionode.getByteFrequencyData(this._freq_bin);
      this.setOutputData(0, this._freq_bin);
    }
    this.isOutputConnected(1) && (c = this.audionode.frequencyBinCount, this._time_bin && this._time_bin.length == c || (this._time_bin = new Uint8Array(c)), this.audionode.getByteTimeDomainData(this._time_bin), this.setOutputData(1, this._time_bin));
    for (c = 1; c < this.inputs.length; ++c) {
      var a = this.inputs[c];
      if (null != a.link) {
        var b = this.getInputData(c);
        void 0 !== b && (this.audionode[a.name].value = b);
      }
    }
  };
  m.prototype.onGetInputs = function() {
    return [["minDecibels", "number"], ["maxDecibels", "number"], ["smoothingTimeConstant", "number"]];
  };
  m.prototype.onGetOutputs = function() {
    return [["freqs", "array"], ["samples", "array"]];
  };
  m.title = "Analyser";
  m.desc = "Audio Analyser";
  n.registerNodeType("audio/analyser", m);
  g.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var c = 1; c < this.inputs.length; ++c) {
        var a = this.inputs[c], b = this.getInputData(c);
        void 0 !== b && (this.audionode[a.name].value = b);
      }
    }
  };
  p.createAudioNodeWrapper(g);
  g.title = "Gain";
  g.desc = "Audio gain";
  n.registerNodeType("audio/gain", g);
  p.createAudioNodeWrapper(r);
  r.prototype.onRemove = function() {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
  };
  r.prototype.onPropertyChanged = function(c, a) {
    "impulse_src" == c ? this.loadImpulse(a) : "normalize" == c && (this.audionode.normalize = a);
  };
  r.prototype.onDropFile = function(c) {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
    this._dropped_url = URL.createObjectURL(c);
    this.properties.impulse_src = this._dropped_url;
    this.loadImpulse(this._dropped_url);
  };
  r.prototype.loadImpulse = function(c) {
    var a = this;
    this._request && (this._request.abort(), this._request = null);
    this._impulse_buffer = null;
    this._loading_impulse = !1;
    c && (this._request = p.loadSound(c, function(b) {
      a._impulse_buffer = b;
      a.audionode.buffer = b;
      console.log("Impulse signal set");
      a._loading_impulse = !1;
    }), this._loading_impulse = !0);
  };
  r.title = "Convolver";
  r.desc = "Convolves the signal (used for reverb)";
  n.registerNodeType("audio/convolver", r);
  p.createAudioNodeWrapper(l);
  l.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var c = 1; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        if (null != a.link) {
          var b = this.getInputData(c);
          void 0 !== b && (this.audionode[a.name].value = b);
        }
      }
    }
  };
  l.prototype.onGetInputs = function() {
    return [["threshold", "number"], ["knee", "number"], ["ratio", "number"], ["reduction", "number"], ["attack", "number"], ["release", "number"]];
  };
  l.title = "DynamicsCompressor";
  l.desc = "Dynamics Compressor";
  n.registerNodeType("audio/dynamicsCompressor", l);
  B.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      var c = this.getInputData(1);
      void 0 !== c && (this.audionode.curve = c);
    }
  };
  B.prototype.setWaveShape = function(c) {
    this.audionode.curve = c;
  };
  p.createAudioNodeWrapper(B);
  y.prototype.getAudioNodeInInputSlot = function(c) {
    if (0 == c) {
      return this.audionode1;
    }
    if (2 == c) {
      return this.audionode2;
    }
  };
  y.prototype.onPropertyChanged = function(c, a) {
    "gain1" == c ? this.audionode1.gain.value = a : "gain2" == c && (this.audionode2.gain.value = a);
  };
  y.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var c = 1; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        null != a.link && "audio" != a.type && (a = this.getInputData(c), void 0 !== a && (1 == c ? this.audionode1.gain.value = a : 3 == c && (this.audionode2.gain.value = a)));
      }
    }
  };
  p.createAudioNodeWrapper(y);
  y.title = "Mixer";
  y.desc = "Audio mixer";
  n.registerNodeType("audio/mixer", y);
  w.prototype.onExecute = function() {
    var c = p.getAudioContext().currentTime, a = this.audionode.gain, b = this.getInputData(1), d = this.getInputOrProperty("A"), e = this.getInputOrProperty("D"), f = this.getInputOrProperty("S"), g = this.getInputOrProperty("R");
    !this.gate && b ? (a.cancelScheduledValues(0), a.setValueAtTime(0, c), a.linearRampToValueAtTime(1, c + d), a.linearRampToValueAtTime(f, c + d + e)) : this.gate && !b && (a.cancelScheduledValues(0), a.setValueAtTime(a.value, c), a.linearRampToValueAtTime(0, c + g));
    this.gate = b;
  };
  w.prototype.onGetInputs = function() {
    return [["A", "number"], ["D", "number"], ["S", "number"], ["R", "number"]];
  };
  p.createAudioNodeWrapper(w);
  w.title = "ADSR";
  w.desc = "Audio envelope";
  n.registerNodeType("audio/adsr", w);
  p.createAudioNodeWrapper(E);
  E.prototype.onExecute = function() {
    var c = this.getInputData(1);
    void 0 !== c && (this.audionode.delayTime.value = c);
  };
  E.title = "Delay";
  E.desc = "Audio delay";
  n.registerNodeType("audio/delay", E);
  z.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var c = 1; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        if (null != a.link) {
          var b = this.getInputData(c);
          void 0 !== b && (this.audionode[a.name].value = b);
        }
      }
    }
  };
  z.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["Q", "number"]];
  };
  p.createAudioNodeWrapper(z);
  z.title = "BiquadFilter";
  z.desc = "Audio filter";
  n.registerNodeType("audio/biquadfilter", z);
  e.prototype.onStart = function() {
    if (!this.audionode.started) {
      this.audionode.started = !0;
      try {
        this.audionode.start();
      } catch (k) {
      }
    }
  };
  e.prototype.onStop = function() {
    this.audionode.started && (this.audionode.started = !1, this.audionode.stop());
  };
  e.prototype.onPause = function() {
    this.onStop();
  };
  e.prototype.onUnpause = function() {
    this.onStart();
  };
  e.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var c = 0; c < this.inputs.length; ++c) {
        var a = this.inputs[c];
        if (null != a.link) {
          var b = this.getInputData(c);
          void 0 !== b && (this.audionode[a.name].value = b);
        }
      }
    }
  };
  e.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["type", "string"]];
  };
  p.createAudioNodeWrapper(e);
  e.title = "Oscillator";
  e.desc = "Oscillator";
  n.registerNodeType("audio/oscillator", e);
  C.prototype.onExecute = function() {
    this._last_buffer = this.getInputData(0);
    var c = this.getInputData(1);
    void 0 !== c && (this.properties.mark = c);
    this.setDirtyCanvas(!0, !1);
  };
  C.prototype.onDrawForeground = function(c) {
    if (this._last_buffer) {
      var a = this._last_buffer, b = a.length / this.size[0], d = this.size[1];
      c.fillStyle = "black";
      c.fillRect(0, 0, this.size[0], this.size[1]);
      c.strokeStyle = "white";
      c.beginPath();
      var e = 0;
      if (this.properties.continuous) {
        c.moveTo(e, d);
        for (var f = 0; f < a.length; f += b) {
          c.lineTo(e, d - a[f | 0] / 255 * d), e++;
        }
      } else {
        for (f = 0; f < a.length; f += b) {
          c.moveTo(e + 0.5, d), c.lineTo(e + 0.5, d - a[f | 0] / 255 * d), e++;
        }
      }
      c.stroke();
      0 <= this.properties.mark && (a = p.getAudioContext().sampleRate / a.length, e = this.properties.mark / a * 2 / b, e >= this.size[0] && (e = this.size[0] - 1), c.strokeStyle = "red", c.beginPath(), c.moveTo(e, d), c.lineTo(e, 0), c.stroke());
    }
  };
  C.title = "Visualization";
  C.desc = "Audio Visualization";
  n.registerNodeType("audio/visualization", C);
  D.prototype.onExecute = function() {
    if (this._freqs = this.getInputData(0)) {
      var c = this.properties.band, a = this.getInputData(1);
      void 0 !== a && (c = a);
      a = p.getAudioContext().sampleRate / this._freqs.length;
      a = c / a * 2;
      a >= this._freqs.length ? a = this._freqs[this._freqs.length - 1] : (c = a | 0, a -= c, a = this._freqs[c] * (1 - a) + this._freqs[c + 1] * a);
      this.setOutputData(0, a / 255 * this.properties.amplitude);
    }
  };
  D.prototype.onGetInputs = function() {
    return [["band", "number"]];
  };
  D.title = "Signal";
  D.desc = "extract the signal of some frequency";
  n.registerNodeType("audio/signal", D);
  u.prototype.onAdded = function(c) {
    c.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback);
  };
  u["@code"] = {widget:"code", type:"code"};
  u.prototype.onStart = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  u.prototype.onStop = function() {
    this.audionode.onaudioprocess = u._bypass_function;
  };
  u.prototype.onPause = function() {
    this.audionode.onaudioprocess = u._bypass_function;
  };
  u.prototype.onUnpause = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  u.prototype.onExecute = function() {
  };
  u.prototype.onRemoved = function() {
    this.audionode.onaudioprocess = u._bypass_function;
  };
  u.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 (k) {
      console.error("Error in onaudioprocess code", k), this._callback = u._bypass_function, this.audionode.onaudioprocess = this._callback;
    }
  };
  u.prototype.onPropertyChanged = function(c, a) {
    "code" == c && (this.properties.code = a, this.processCode(), this.graph && this.graph.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback));
  };
  u.default_function = function() {
    this.onaudioprocess = function(c) {
      var a = c.inputBuffer;
      c = c.outputBuffer;
      for (var b = 0; b < c.numberOfChannels; b++) {
        for (var d = a.getChannelData(b), e = c.getChannelData(b), f = 0; f < a.length; f++) {
          e[f] = d[f];
        }
      }
    };
  };
  p.createAudioNodeWrapper(u);
  u.title = "Script";
  u.desc = "apply script to signal";
  n.registerNodeType("audio/script", u);
  G.title = "Destination";
  G.desc = "Audio output";
  n.registerNodeType("audio/destination", G);
})(this);
(function(v) {
  function c() {
    this.size = [60, 20];
    this.addInput("send", m.ACTION);
    this.addOutput("received", m.EVENT);
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.properties = {url:"", room:"lgraph", only_send_changes:!0};
    this._ws = null;
    this._last_sent_data = [];
    this._last_received_data = [];
  }
  function q() {
    this.room_widget = this.addWidget("text", "Room", "lgraph", this.setRoom.bind(this));
    this.addWidget("button", "Reconnect", null, this.connectSocket.bind(this));
    this.addInput("send", m.ACTION);
    this.addOutput("received", m.EVENT);
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.properties = {url:"tamats.com:55000", room:"lgraph", only_send_changes:!0};
    this._server = null;
    this.connectSocket();
    this._last_sent_data = [];
    this._last_received_data = [];
    "undefined" == typeof SillyClient && console.warn("remember to add SillyClient.js to your project: https://tamats.com/projects/sillyserver/src/sillyclient.js");
  }
  var m = v.LiteGraph;
  c.title = "WebSocket";
  c.desc = "Send data through a websocket";
  c.prototype.onPropertyChanged = function(c, m) {
    "url" == c && this.connectSocket();
  };
  c.prototype.onExecute = function() {
    !this._ws && this.properties.url && this.connectSocket();
    if (this._ws && this._ws.readyState == WebSocket.OPEN) {
      for (var c = this.properties.room, m = this.properties.only_send_changes, l = 1; l < this.inputs.length; ++l) {
        var q = this.getInputData(l);
        if (null != q) {
          try {
            var v = JSON.stringify({type:0, room:c, channel:l, data:q});
          } catch (w) {
            continue;
          }
          m && this._last_sent_data[l] == v || (this._last_sent_data[l] = v, this._ws.send(v));
        }
      }
      for (l = 1; l < this.outputs.length; ++l) {
        this.setOutputData(l, this._last_received_data[l]);
      }
      "#AFA" == this.boxcolor && (this.boxcolor = "#6C6");
    }
  };
  c.prototype.connectSocket = function() {
    var c = this, r = this.properties.url;
    "ws" != r.substr(0, 2) && (r = "ws://" + r);
    this._ws = new WebSocket(r);
    this._ws.onopen = function() {
      console.log("ready");
      c.boxcolor = "#6C6";
    };
    this._ws.onmessage = function(g) {
      c.boxcolor = "#AFA";
      g = JSON.parse(g.data);
      if (!g.room || g.room == c.properties.room) {
        if (1 == g.type) {
          if (g.data.object_class && m[g.data.object_class]) {
            var l = null;
            try {
              l = new m[g.data.object_class](g.data), c.triggerSlot(0, l);
            } catch (y) {
            }
          } else {
            c.triggerSlot(0, g.data);
          }
        } else {
          c._last_received_data[g.channel || 0] = g.data;
        }
      }
    };
    this._ws.onerror = function(g) {
      console.log("couldnt connect to websocket");
      c.boxcolor = "#E88";
    };
    this._ws.onclose = function(g) {
      console.log("connection closed");
      c.boxcolor = "#000";
    };
  };
  c.prototype.send = function(c) {
    this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send(JSON.stringify({type:1, msg:c}));
  };
  c.prototype.onAction = function(c, m) {
    this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send({type:1, room:this.properties.room, action:c, data:m});
  };
  c.prototype.onGetInputs = function() {
    return [["in", 0]];
  };
  c.prototype.onGetOutputs = function() {
    return [["out", 0]];
  };
  m.registerNodeType("network/websocket", c);
  q.title = "SillyClient";
  q.desc = "Connects to SillyServer to broadcast messages";
  q.prototype.onPropertyChanged = function(c, m) {
    "room" == c && (this.room_widget.value = m);
    this.connectSocket();
  };
  q.prototype.setRoom = function(c) {
    this.properties.room = c;
    this.room_widget.value = c;
    this.connectSocket();
  };
  q.prototype.onDrawForeground = function() {
    for (var c = 1; c < this.inputs.length; ++c) {
      var m = this.inputs[c];
      m.label = "in_" + c;
    }
    for (c = 1; c < this.outputs.length; ++c) {
      m = this.outputs[c], m.label = "out_" + c;
    }
  };
  q.prototype.onExecute = function() {
    if (this._server && this._server.is_connected) {
      for (var c = this.properties.only_send_changes, m = 1; m < this.inputs.length; ++m) {
        var l = this.getInputData(m), q = this._last_sent_data[m];
        if (null != l) {
          if (c) {
            var v = !0;
            if (l && l.length && q && q.length == l.length && l.constructor !== String) {
              for (var w = 0; w < l.length; ++w) {
                if (q[w] != l[w]) {
                  v = !1;
                  break;
                }
              }
            } else {
              this._last_sent_data[m] != l && (v = !1);
            }
            if (v) {
              continue;
            }
          }
          this._server.sendMessage({type:0, channel:m, data:l});
          if (l.length && l.constructor !== String) {
            if (this._last_sent_data[m]) {
              for (this._last_sent_data[m].length = l.length, w = 0; w < l.length; ++w) {
                this._last_sent_data[m][w] = l[w];
              }
            } else {
              this._last_sent_data[m] = l.constructor === Array ? l.concat() : new l.constructor(l);
            }
          } else {
            this._last_sent_data[m] = l;
          }
        }
      }
      for (m = 1; m < this.outputs.length; ++m) {
        this.setOutputData(m, this._last_received_data[m]);
      }
      "#AFA" == this.boxcolor && (this.boxcolor = "#6C6");
    }
  };
  q.prototype.connectSocket = function() {
    var c = this;
    if ("undefined" == typeof SillyClient) {
      this._error || console.error("SillyClient node cannot be used, you must include SillyServer.js"), this._error = !0;
    } else {
      if (this._server = new SillyClient, this._server.on_ready = function() {
        console.log("ready");
        c.boxcolor = "#6C6";
      }, this._server.on_message = function(g, l) {
        g = null;
        try {
          g = JSON.parse(l);
        } catch (B) {
          return;
        }
        if (1 == g.type) {
          if (g.data.object_class && m[g.data.object_class]) {
            l = null;
            try {
              l = new m[g.data.object_class](g.data), c.triggerSlot(0, l);
            } catch (B) {
              return;
            }
          } else {
            c.triggerSlot(0, g.data);
          }
        } else {
          c._last_received_data[g.channel || 0] = g.data;
        }
        c.boxcolor = "#AFA";
      }, this._server.on_error = function(g) {
        console.log("couldnt connect to websocket");
        c.boxcolor = "#E88";
      }, this._server.on_close = function(g) {
        console.log("connection closed");
        c.boxcolor = "#000";
      }, this.properties.url && this.properties.room) {
        try {
          this._server.connect(this.properties.url, this.properties.room);
        } catch (r) {
          console.error("SillyServer error: " + r);
          this._server = null;
          return;
        }
        this._final_url = this.properties.url + "/" + this.properties.room;
      }
    }
  };
  q.prototype.send = function(c) {
    this._server && this._server.is_connected && this._server.sendMessage({type:1, data:c});
  };
  q.prototype.onAction = function(c, m) {
    this._server && this._server.is_connected && this._server.sendMessage({type:1, action:c, data:m});
  };
  q.prototype.onGetInputs = function() {
    return [["in", 0]];
  };
  q.prototype.onGetOutputs = function() {
    return [["out", 0]];
  };
  m.registerNodeType("network/sillyclient", q);
})(this);

>>>>>>> custom widget custom size support