var LiteGraph={NODE_TITLE_HEIGHT:16,NODE_SLOT_HEIGHT:15,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,NODE_COLLAPSED_WIDTH:80,CANVAS_GRID_SIZE:10,NODE_DEFAULT_COLOR:"#999",NODE_DEFAULT_BGCOLOR:"#444",NODE_DEFAULT_BOXCOLOR:"#AEF",NODE_DEFAULT_SHAPE:"box",MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],node_images_path:"",debug:!1,throw_errors:!0,registered_node_types:{},registerNodeType:function(a,b){if(!b.prototype)throw"Cannot register a simple object, it must be a class with a prototype";
b.type=a;LiteGraph.debug&&console.log("Node registered: "+a);a.split("/");var c=a.lastIndexOf("/");b.category=a.substr(0,c);if(b.prototype)for(var d in LGraphNode.prototype)b.prototype[d]||(b.prototype[d]=LGraphNode.prototype[d]);this.registered_node_types[a]=b},createNode:function(a,b,c){var d=this.registered_node_types[a];if(!d)return LiteGraph.debug&&console.log('GraphNode type "'+a+'" not registered.'),null;b=b||d.title||a;d=new d(name);d.type=a;d.title||(d.title=b);d.flags||(d.flags={});d.size||
(d.size=d.computeSize());d.pos||(d.pos=LiteGraph.DEFAULT_POSITION.concat());if(c)for(var e in c)d[e]=c[e];return d},getNodeType:function(a){return this.registered_node_types[a]},getNodeTypesInCategory:function(a){var b=[],c;for(c in this.registered_node_types)""==a?null==this.registered_node_types[c].category&&b.push(this.registered_node_types[c]):this.registered_node_types[c].category==a&&b.push(this.registered_node_types[c]);return b},getNodeTypesCategories:function(){var a={"":1},b;for(b in this.registered_node_types)this.registered_node_types[b].category&&
!this.registered_node_types[b].skip_list&&(a[this.registered_node_types[b].category]=1);var c=[];for(b in a)c.push(b);return c},reloadNodes:function(a){var b=document.getElementsByTagName("script"),c=[],d;for(d in b)c.push(b[d]);b=document.getElementsByTagName("head")[0];a=document.location.href+a;for(d in c){var e=c[d].src;if(e&&e.substr(0,a.length)==a)try{LiteGraph.debug&&console.log("Reloading: "+e);var f=document.createElement("script");f.type="text/javascript";f.src=e;b.appendChild(f);b.removeChild(c[d])}catch(g){if(LiteGraph.throw_errors)throw g;
LiteGraph.debug&&console.log("Error while reloading "+e)}}LiteGraph.debug&&console.log("Nodes reloaded")},cloneObject:function(a,b){if(null==a)return null;var c=JSON.parse(JSON.stringify(a));if(!b)return c;for(var d in c)b[d]=c[d];return b}};LiteGraph.getTime="undefined"!=typeof performance?function(){return performance.now()}:function(){return Date.now()};function LGraph(){LiteGraph.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear()}
LGraph.supported_types=["number","string","boolean"];LGraph.prototype.getSupportedTypes=function(){return this.supported_types||LGraph.supported_types};LGraph.STATUS_STOPPED=1;LGraph.STATUS_RUNNING=2;
LGraph.prototype.clear=function(){this.stop();this.status=LGraph.STATUS_STOPPED;this.last_node_id=0;this._nodes=[];this._nodes_by_id={};this.last_link_id=0;this.links={};this.iteration=0;this.config={};this.fixedtime=this.runningtime=this.globaltime=0;this.elapsed_time=this.fixedtime_lapse=0.01;this.starttime=0;this.global_inputs={};this.global_outputs={};this.graph={};this.debug=!0;this.change();this.sendActionToCanvas("clear")};
LGraph.prototype.attachCanvas=function(a){if(a.constructor!=LGraphCanvas)throw"attachCanvas expects a LGraphCanvas instance";a.graph&&a.graph!=this&&a.graph.detachCanvas(a);a.graph=this;this.list_of_graphcanvas||(this.list_of_graphcanvas=[]);this.list_of_graphcanvas.push(a)};LGraph.prototype.detachCanvas=function(a){var b=this.list_of_graphcanvas.indexOf(a);-1!=b&&(a.graph=null,this.list_of_graphcanvas.splice(b,1))};
LGraph.prototype.start=function(a){if(this.status!=LGraph.STATUS_RUNNING){this.status=LGraph.STATUS_RUNNING;if(this.onPlayEvent)this.onPlayEvent();this.sendEventToAllNodes("onStart");this.starttime=LiteGraph.getTime();var b=this;this.execution_timer_id=setInterval(function(){b.runStep(1)},a||1)}};
LGraph.prototype.stop=function(){if(this.status!=LGraph.STATUS_STOPPED){this.status=LGraph.STATUS_STOPPED;if(this.onStopEvent)this.onStopEvent();null!=this.execution_timer_id&&clearInterval(this.execution_timer_id);this.execution_timer_id=null;this.sendEventToAllNodes("onStop")}};
LGraph.prototype.runStep=function(a){a=a||1;var b=LiteGraph.getTime();this.globaltime=0.001*(b-this.starttime);try{for(var c=0;c<a;c++)if(this.sendEventToAllNodes("onExecute"),this.fixedtime+=this.fixedtime_lapse,this.onExecuteStep)this.onExecuteStep();if(this.onAfterExecute)this.onAfterExecute();this.errors_in_execution=!1}catch(d){this.errors_in_execution=!0;if(LiteGraph.throw_errors)throw d;LiteGraph.debug&&console.log("Error during execution: "+d);this.stop()}a=LiteGraph.getTime()-b;0==a&&(a=
1);this.elapsed_time=0.001*a;this.globaltime+=0.001*a;this.iteration+=1};LGraph.prototype.updateExecutionOrder=function(){this._nodes_in_order=this.computeExecutionOrder()};
LGraph.prototype.computeExecutionOrder=function(){var a=[],b=[],c={},d={},e={},f;for(f in this._nodes){var g=this._nodes[f];c[g.id]=g;var h=0;if(g.inputs)for(var l=0,k=g.inputs.length;l<k;l++)g.inputs[l]&&null!=g.inputs[l].link&&(h+=1);0==h?b.push(g):e[g.id]=h}for(;0!=b.length;)if(g=b.shift(),a.push(g),delete c[g.id],g.outputs)for(f=0;f<g.outputs.length;f++)if(h=g.outputs[f],null!=h&&null!=h.links&&0!=h.links.length)for(l=0;l<h.links.length;l++)if((k=this.links[h.links[l]])&&!d[k.id]){var n=this.getNodeById(k.target_id);
null==n?d[k.id]=!0:(d[k.id]=!0,e[n.id]-=1,0==e[n.id]&&b.push(n))}for(f in c)a.push(c[f]);a.length!=this._nodes.length&&LiteGraph.debug&&console.log("something went wrong, nodes missing");for(f in a)a[f].order=f;return a};LGraph.prototype.getTime=function(){return this.globaltime};LGraph.prototype.getFixedTime=function(){return this.fixedtime};LGraph.prototype.getElapsedTime=function(){return this.elapsed_time};
LGraph.prototype.sendEventToAllNodes=function(a,b){var c=this._nodes_in_order?this._nodes_in_order:this._nodes,d;for(d in c)if(c[d][a])c[d][a](b)};LGraph.prototype.sendActionToCanvas=function(a,b){if(this.list_of_graphcanvas)for(var c in this.list_of_graphcanvas){var d=this.list_of_graphcanvas[c];d[a]&&d[a].apply(d,b)}};
LGraph.prototype.add=function(a,b){if(a&&(-1==a.id||null==this._nodes_by_id[a.id])){if(this._nodes.length>=LiteGraph.MAX_NUMBER_OF_NODES)throw"LiteGraph: max number of nodes in a graph reached";if(null==a.id||-1==a.id)a.id=this.last_node_id++;a.graph=this;this._nodes.push(a);this._nodes_by_id[a.id]=a;if(a.onAdded)a.onAdded();this.config.align_to_grid&&a.alignToGrid();b||this.updateExecutionOrder();if(this.onNodeAdded)this.onNodeAdded(a);this.setDirtyCanvas(!0);this.change();return a}};
LGraph.prototype.remove=function(a){if(null!=this._nodes_by_id[a.id]&&!a.ignore_remove){if(a.inputs)for(var b=0;b<a.inputs.length;b++){var c=a.inputs[b];null!=c.link&&a.disconnectInput(b)}if(a.outputs)for(b=0;b<a.outputs.length;b++)c=a.outputs[b],null!=c.links&&c.links.length&&a.disconnectOutput(b);a.id=-1;if(a.onRemoved)a.onRemoved();a.graph=null;for(b in this.list_of_graphcanvas)c=this.list_of_graphcanvas[b],c.selected_nodes[a.id]&&delete c.selected_nodes[a.id],c.node_dragged==a&&(c.node_dragged=
null);b=this._nodes.indexOf(a);-1!=b&&this._nodes.splice(b,1);delete this._nodes_by_id[a.id];if(this.onNodeRemoved)this.onNodeRemoved(a);this.setDirtyCanvas(!0,!0);this.change();this.updateExecutionOrder()}};LGraph.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};LGraph.prototype.findNodesByType=function(a){var b=[],c;for(c in this._nodes)this._nodes[c].type==a&&b.push(this._nodes[c]);return b};
LGraph.prototype.findNodesByTitle=function(a){var b=[],c;for(c in this._nodes)this._nodes[c].title==a&&b.push(this._nodes[c]);return b};LGraph.prototype.getNodeOnPos=function(a,b,c){c=c||this._nodes;for(var d=c.length-1;0<=d;d--){var e=c[d];if(e.isPointInsideNode(a,b))return e}return null};LGraph.prototype.addGlobalInput=function(a,b,c){this.global_inputs[a]={type:b,value:c}};LGraph.prototype.setGlobalInputData=function(a,b){var c=this.global_inputs[a];c&&(c.value=b)};
LGraph.prototype.renameGlobalInput=function(a,b,c){};LGraph.prototype.addGlobalOutput=function(a,b,c){this.global_outputs[a]={type:b,value:c}};LGraph.prototype.setGlobalOutputData=function(a,b){var c=this.global_outputs[a];c&&(c.value=b)};LGraph.prototype.renameGlobalOutput=function(a,b,c){};LGraph.prototype.setInputData=function(a,b){var c=this.findNodesByName(a),d;for(d in c)c[d].setValue(b)};LGraph.prototype.getOutputData=function(a){return this.findNodesByName(a).length?m[0].getValue():null};
LGraph.prototype.triggerInput=function(a,b){var c=this.findNodesByName(a),d;for(d in c)c[d].onTrigger(b)};LGraph.prototype.setCallback=function(a,b){var c=this.findNodesByName(a),d;for(d in c)c[d].setTrigger(b)};LGraph.prototype.onConnectionChange=function(){this.updateExecutionOrder()};LGraph.prototype.isLive=function(){for(var a in this.list_of_graphcanvas)if(this.list_of_graphcanvas[a].live_mode)return!0;return!1};
LGraph.prototype.change=function(){LiteGraph.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};LGraph.prototype.setDirtyCanvas=function(a,b){this.sendActionToCanvas("setDirty",[a,b])};
LGraph.prototype.serialize=function(){var a=[],b;for(b in this._nodes)a.push(this._nodes[b].serialize());for(b in this.links)this.links[b].data=null;return{graph:this.graph,iteration:this.iteration,frame:this.frame,last_node_id:this.last_node_id,last_link_id:this.last_link_id,links:LiteGraph.cloneObject(this.links),config:this.config,nodes:a}};
LGraph.prototype.configure=function(a,b){b||this.clear();var c=a.nodes,d;for(d in a)this[d]=a[d];var e=!1;this._nodes=[];for(d in c){var f=c[d],g=LiteGraph.createNode(f.type,f.title);g?(g.id=f.id,this.add(g,!0),g.configure(f)):(LiteGraph.debug&&console.log("Node not found: "+f.type),e=!0)}this.updateExecutionOrder();this.setDirtyCanvas(!0,!0);return e};LGraph.prototype.onNodeTrace=function(a,b,c){};
function LGraphNode(a){this.title=a||"Unnamed";this.size=[LiteGraph.NODE_WIDTH,60];this.graph=null;this.pos=[10,10];this.id=-1;this.type=null;this.inputs=[];this.outputs=[];this.connections=[];this.data=null;this.flags={}}
LGraphNode.prototype.configure=function(a){for(var b in a)"console"!=b&&null!=a[b]&&(this[b]="object"==typeof a[b]?LiteGraph.cloneObject(a[b],this[b]):a[b]);for(var c in this.inputs){var d=this.inputs[c];d.link&&d.link.length&&(a=d.link,"object"==typeof a&&(d.link=a[0],this.graph.links[a[0]]={id:a[0],origin_id:a[1],origin_slot:a[2],target_id:a[3],target_slot:a[4]}))}for(c in this.outputs)if(d=this.outputs[c],d.links&&0!=d.links.length)for(b in d.links)a=d.links[b],"object"==typeof a&&(d.links[b]=
a[0])};
LGraphNode.prototype.serialize=function(){var a={id:this.id,title:this.title,type:this.type,pos:this.pos,size:this.size,data:this.data,flags:LiteGraph.cloneObject(this.flags),inputs:this.inputs,outputs:this.outputs};this.properties&&(a.properties=LiteGraph.cloneObject(this.properties));a.type||(a.type=this.constructor.type);this.color&&(a.color=this.color);this.bgcolor&&(a.bgcolor=this.bgcolor);this.boxcolor&&(a.boxcolor=this.boxcolor);this.shape&&(a.shape=this.shape);if(this.onSerialize)this.onSerialize(a);return a};
LGraphNode.prototype.toString=function(){return JSON.stringify(this.serialize())};LGraphNode.prototype.getTitle=function(){return this.title||this.constructor.title};LGraphNode.prototype.setOutputData=function(a,b){if(this.outputs&&-1<a&&a<this.outputs.length&&this.outputs[a]&&null!=this.outputs[a].links)for(var c=0;c<this.outputs[a].links.length;c++)this.graph.links[this.outputs[a].links[c]].data=b};
LGraphNode.prototype.getInputData=function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link?this.graph.links[this.inputs[a].link].data:null:null};LGraphNode.prototype.isInputConnected=function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link:null};LGraphNode.prototype.getInputInfo=function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};
LGraphNode.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:null:null};LGraphNode.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:null};LGraphNode.prototype.getOutputNodes=function(a){if(!this.outputs||0==this.outputs.length)return null;if(a<this.outputs.length){a=this.outputs[a];for(var b=[],c=0;c<a.length;c++)b.push(this.graph.getNodeById(a.links[c].target_id));return b}return null};
LGraphNode.prototype.triggerOutput=function(a,b){var c=this.getOutputNode(a);if(c&&c.onTrigger)c.onTrigger(b)};LGraphNode.prototype.addOutput=function(a,b,c){a={name:a,type:b,links:null};if(c)for(var d in c)a[d]=c[d];this.outputs||(this.outputs=[]);this.outputs.push(a);this.size=this.computeSize()};
LGraphNode.prototype.addOutputs=function(a){for(var b in a){var c=a[b],d={name:c[0],type:c[1],link:null};if(a[2])for(var e in c[2])d[e]=c[2][e];this.outputs||(this.outputs=[]);this.outputs.push(d)}this.size=this.computeSize()};LGraphNode.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);this.size=this.computeSize()};
LGraphNode.prototype.addInput=function(a,b,c){a={name:a,type:b,link:null};if(c)for(var d in c)a[d]=c[d];this.inputs||(this.inputs=[]);this.inputs.push(a);this.size=this.computeSize()};LGraphNode.prototype.addInputs=function(a){for(var b in a){var c=a[b],d={name:c[0],type:c[1],link:null};if(a[2])for(var e in c[2])d[e]=c[2][e];this.inputs||(this.inputs=[]);this.inputs.push(d)}this.size=this.computeSize()};
LGraphNode.prototype.removeInput=function(a){this.disconnectInput(a);this.inputs.splice(a,1);this.size=this.computeSize()};LGraphNode.prototype.addConnection=function(a,b,c,d){this.connections.push({name:a,type:b,pos:c,direction:d,links:null})};
LGraphNode.prototype.computeSize=function(a){a=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1);var b=[0,0];b[1]=14*a+6;b[0]=this.inputs&&0!=this.inputs.length&&this.outputs&&0!=this.outputs.length?LiteGraph.NODE_WIDTH:0.5*LiteGraph.NODE_WIDTH;return b};LGraphNode.prototype.getBounding=function(){return new Float32Array([this.pos[0]-4,this.pos[1]-LiteGraph.NODE_TITLE_HEIGHT,this.pos[0]+this.size[0]+4,this.pos[1]+this.size[1]+LGraph.NODE_TITLE_HEIGHT])};
LGraphNode.prototype.isPointInsideNode=function(a,b){var c=this.graph&&this.graph.isLive()?0:20;if(this.flags.collapsed){if(isInsideRectangle(a,b,this.pos[0],this.pos[1]-LiteGraph.NODE_TITLE_HEIGHT,LiteGraph.NODE_COLLAPSED_WIDTH,LiteGraph.NODE_TITLE_HEIGHT))return!0}else if(this.pos[0]-4<a&&this.pos[0]+this.size[0]+4>a&&this.pos[1]-c<b&&this.pos[1]+this.size[1]>b)return!0;return!1};
LGraphNode.prototype.findInputSlot=function(a){if(!this.inputs)return-1;for(var b=0,c=this.inputs.length;b<c;++b)if(a==this.inputs[b].name)return b;return-1};LGraphNode.prototype.findOutputSlot=function(a){if(!this.outputs)return-1;for(var b=0,c=this.outputs.length;b<c;++b)if(a==this.outputs[b].name)return b;return-1};
LGraphNode.prototype.connect=function(a,b,c){c=c||0;if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return LiteGraph.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return LiteGraph.debug&&console.log("Connect: Error, slot number not found"),!1;if(b==this)return!1;if(c.constructor===String){if(c=b.findInputSlot(c),-1==c)return LiteGraph.debug&&console.log("Connect: Error, no slot of name "+c),!1}else if(!b.inputs||c>=b.inputs.length)return LiteGraph.debug&&
console.log("Connect: Error, slot number not found"),!1;-1!=c&&null!=b.inputs[c].link&&b.disconnectInput(c);var d=this.outputs[a];if(-1==c)null==d.links&&(d.links=[]),d.links.push({id:b.id,slot:-1});else if(0==d.type||0==b.inputs[c].type||d.type==b.inputs[c].type)a={id:this.graph.last_link_id++,origin_id:this.id,origin_slot:a,target_id:b.id,target_slot:c},this.graph.links[a.id]=a,null==d.links&&(d.links=[]),d.links.push(a.id),b.inputs[c].link=a.id,this.setDirtyCanvas(!1,!0),this.graph.onConnectionChange();
return!0};
LGraphNode.prototype.disconnectOutput=function(a,b){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return LiteGraph.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return LiteGraph.debug&&console.log("Connect: Error, slot number not found"),!1;var c=this.outputs[a];if(!c.links||0==c.links.length)return!1;if(b)for(var d=0,e=c.links.length;d<e;d++){var f=c.links[d],g=this.graph.links[f];if(g.target_id==b.id){c.links.splice(d,1);
b.inputs[g.target_slot].link=null;delete this.graph.links[f];break}}else{d=0;for(e=c.links.length;d<e;d++)if(f=c.links[d],g=this.graph.links[f],b=this.graph.getNodeById(g.target_id))b.inputs[g.target_slot].link=null;c.links=null}this.setDirtyCanvas(!1,!0);this.graph.onConnectionChange();return!0};
LGraphNode.prototype.disconnectInput=function(a){if(a.constructor===String){if(a=this.findInputSlot(a),-1==a)return LiteGraph.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.inputs||a>=this.inputs.length)return LiteGraph.debug&&console.log("Connect: Error, slot number not found"),!1;if(!this.inputs[a])return!1;var b=this.inputs[a].link;this.inputs[a].link=null;b=this.graph.links[b];a=this.graph.getNodeById(b.origin_id);if(!a)return!1;a=a.outputs[b.origin_slot];if(!a||!a.links||
0==a.links.length)return!1;for(var c=0,d=a.links.length;c<d;c++)if(b=a.links[c],b=this.graph.links[b],b.target_id==this.id){a.links.splice(c,1);break}this.setDirtyCanvas(!1,!0);this.graph.onConnectionChange();return!0};
LGraphNode.prototype.getConnectionPos=function(a,b){return this.flags.collapsed?a?[this.pos[0],this.pos[1]-0.5*LiteGraph.NODE_TITLE_HEIGHT]:[this.pos[0]+LiteGraph.NODE_COLLAPSED_WIDTH,this.pos[1]-0.5*LiteGraph.NODE_TITLE_HEIGHT]:a&&-1==b?[this.pos[0]+10,this.pos[1]+10]:a&&this.inputs.length>b&&this.inputs[b].pos?[this.pos[0]+this.inputs[b].pos[0],this.pos[1]+this.inputs[b].pos[1]]:!a&&this.outputs.length>b&&this.outputs[b].pos?[this.pos[0]+this.outputs[b].pos[0],this.pos[1]+this.outputs[b].pos[1]]:
a?[this.pos[0],this.pos[1]+10+b*LiteGraph.NODE_SLOT_HEIGHT]:[this.pos[0]+this.size[0]+1,this.pos[1]+10+b*LiteGraph.NODE_SLOT_HEIGHT]};LGraphNode.prototype.alignToGrid=function(){this.pos[0]=LiteGraph.CANVAS_GRID_SIZE*Math.round(this.pos[0]/LiteGraph.CANVAS_GRID_SIZE);this.pos[1]=LiteGraph.CANVAS_GRID_SIZE*Math.round(this.pos[1]/LiteGraph.CANVAS_GRID_SIZE)};
LGraphNode.prototype.clone=function(){var a=LiteGraph.createNode(this.type);a.size=this.size.concat();if(this.inputs)for(var b=0,c=this.inputs.length;b<c;++b)-1==a.findInputSlot(this.inputs[b].name)&&a.addInput(this.inputs[b].name,this.inputs[b].type);if(this.outputs)for(b=0,c=this.outputs.length;b<c;++b)-1==a.findOutputSlot(this.outputs[b].name)&&a.addOutput(this.outputs[b].name,this.outputs[b].type);return a};
LGraphNode.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>LGraphNode.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};LGraphNode.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,b])};LGraphNode.prototype.loadImage=function(a){var b=new Image;b.src=LiteGraph.node_images_path+a;b.ready=!1;var c=this;b.onload=function(){this.ready=!0;c.setDirtyCanvas(!0)};return b};
LGraphNode.prototype.executeAction=function(a){if(""==a)return!1;if(-1!=a.indexOf(";")||-1!=a.indexOf("}"))return this.trace("Error: Action contains unsafe characters"),!1;var b=a.split("(")[0];if("function"!=typeof this[b])return this.trace("Error: Action not found on node: "+b),!1;try{b=eval,eval=null,(new Function("with(this) { "+a+"}")).call(this),eval=b}catch(c){return this.trace("Error executing action {"+a+"} :"+c),!1}return!0};
LGraphNode.prototype.captureInput=function(a){if(this.graph&&this.graph.list_of_graphcanvas){var b=this.graph.list_of_graphcanvas,c;for(c in b){var d=b[c];if(a||d.node_capturing_input==this)d.node_capturing_input=a?this:null,this.graph.debug&&console.log(this.title+": Capturing input "+(a?"ON":"OFF"))}}};LGraphNode.prototype.collapse=function(){this.flags.collapsed=this.flags.collapsed?!1:!0;this.setDirtyCanvas(!0,!0)};
LGraphNode.prototype.pin=function(a){this.flags.pinned=void 0===a?!this.flags.pinned:a};LGraphNode.prototype.localToScreen=function(a,b,c){return[(a+this.pos[0])*c.scale+c.offset[0],(b+this.pos[1])*c.scale+c.offset[1]]};function LGraphCanvas(a,b){"string"==typeof a&&(a=document.querySelector(a));if(!a)throw"no canvas found";b&&b.attachCanvas(this);this.setCanvas(a);this.clear();this.startRendering()}LGraphCanvas.link_type_colors={number:"#AAC",node:"#DCA"};
LGraphCanvas.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.scale=1;this.offset=[0,0];this.selected_nodes={};this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.highquality_render=!0;this.editor_alpha=1;this.pause_rendering=!1;this.dirty_bgcanvas=this.dirty_canvas=this.render_shadows=!0;this.dirty_area=null;this.render_only_selected=!0;this.live_mode=!1;this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.node_in_panel=
null;this.last_mouse=[0,0];this.last_mouseclick=0;this.title_text_font="bold 14px Arial";this.inner_text_font="normal 12px Arial";this.render_connections_shadows=!1;this.render_connection_arrows=this.render_curved_connections=this.render_connections_border=!0;this.connections_width=4;if(this.onClear)this.onClear()};LGraphCanvas.prototype.setGraph=function(a){this.graph!=a&&(this.clear(),!a&&this.graph?this.graph.detachCanvas(this):(a.attachCanvas(this),this.setDirty(!0,!0)))};
LGraphCanvas.prototype.setCanvas=function(a){var b=this;"string"==typeof a&&(a=document.getElementById(a));if(null==a)throw"Error creating LiteGraph canvas: Canvas not found";if(a!=this.canvas){this.canvas=a;this.canvas.className+=" lgraphcanvas";this.canvas.data=this;this.bgcanvas=null;this.bgcanvas||(this.bgcanvas=document.createElement("canvas"),this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=this.canvas.height);if(null==this.canvas.getContext)throw"This browser doesnt support Canvas";
this.ctx=this.canvas.getContext("2d");this.bgctx=this.bgcanvas.getContext("2d");this._mousemove_callback=this.processMouseMove.bind(this);this._mouseup_callback=this.processMouseUp.bind(this);this.canvas.addEventListener("mousedown",this.processMouseDown.bind(this));this.canvas.addEventListener("mousemove",this._mousemove_callback);this.canvas.addEventListener("contextmenu",function(a){a.preventDefault();return!1});this.canvas.addEventListener("mousewheel",this.processMouseWheel.bind(this),!1);this.canvas.addEventListener("DOMMouseScroll",
this.processMouseWheel.bind(this),!1);this.canvas.addEventListener("touchstart",this.touchHandler,!0);this.canvas.addEventListener("touchmove",this.touchHandler,!0);this.canvas.addEventListener("touchend",this.touchHandler,!0);this.canvas.addEventListener("touchcancel",this.touchHandler,!0);this.canvas.addEventListener("keydown",function(a){b.processKeyDown(a)});this.canvas.addEventListener("keyup",function(a){b.processKeyUp(a)})}};
LGraphCanvas.prototype.setDirty=function(a,b){a&&(this.dirty_canvas=!0);b&&(this.dirty_bgcanvas=!0)};LGraphCanvas.prototype.getCanvasWindow=function(){var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};LGraphCanvas.prototype.startRendering=function(){function a(){this.pause_rendering||this.draw();var b=this.getCanvasWindow();this.is_rendering&&b.requestAnimationFrame(a.bind(this))}this.is_rendering||(this.is_rendering=!0,a.call(this))};
LGraphCanvas.prototype.stopRendering=function(){this.is_rendering=!1};
LGraphCanvas.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var b=this.getCanvasWindow();this.canvas.removeEventListener("mousemove",this._mousemove_callback);b.document.addEventListener("mousemove",this._mousemove_callback);b.document.addEventListener("mouseup",this._mouseup_callback);var c=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);if(1==a.which){if(!a.shiftKey){var d=[],e;for(e in this.selected_nodes)this.selected_nodes[e]!=c&&d.push(this.selected_nodes[e]);
for(e in d)this.processNodeDeselected(d[e])}d=!1;if(c){this.live_mode||c.flags.pinned||this.bringToFront(c);var f=!1;if(!this.connecting_node&&!c.flags.collapsed&&!this.live_mode){if(c.outputs){e=0;for(var g=c.outputs.length;e<g;++e){var h=c.outputs[e],l=c.getConnectionPos(!1,e);if(isInsideRectangle(a.canvasX,a.canvasY,l[0]-10,l[1]-5,20,10)){this.connecting_node=c;this.connecting_output=h;this.connecting_pos=c.getConnectionPos(!1,e);this.connecting_slot=e;f=!0;break}}}if(c.inputs)for(e=0,g=c.inputs.length;e<
g;++e)h=c.inputs[e],l=c.getConnectionPos(!0,e),isInsideRectangle(a.canvasX,a.canvasY,l[0]-10,l[1]-5,20,10)&&h.link&&(c.disconnectInput(e),f=this.dirty_bgcanvas=!0);!f&&isInsideRectangle(a.canvasX,a.canvasY,c.pos[0]+c.size[0]-5,c.pos[1]+c.size[1]-5,5,5)&&(this.resizing_node=c,this.canvas.style.cursor="se-resize",f=!0)}if(!f){e=!1;if(300>LiteGraph.getTime()-this.last_mouseclick&&this.selected_nodes[c.id]){if(c.onDblClick)c.onDblClick(a);this.processNodeDblClicked(c);e=!0}c.onMouseDown&&c.onMouseDown(a)?
e=!0:this.live_mode&&(e=d=!0);e||(this.allow_dragnodes&&(this.node_dragged=c),this.selected_nodes[c.id]||this.processNodeSelected(c,a));this.dirty_canvas=!0}}else d=!0;d&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextualMenu(c,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=LiteGraph.getTime();this.canvas_mouse=[a.canvasX,a.canvasY];this.graph.change();(!b.document.activeElement||"input"!=b.document.activeElement.nodeName.toLowerCase()&&
"textarea"!=b.document.activeElement.nodeName.toLowerCase())&&a.preventDefault();a.stopPropagation();return!1}};
LGraphCanvas.prototype.processMouseMove=function(a){if(this.graph){this.adjustMouseEvent(a);var b=[a.localX,a.localY],c=[b[0]-this.last_mouse[0],b[1]-this.last_mouse[1]];this.last_mouse=b;this.canvas_mouse=[a.canvasX,a.canvasY];if(this.dragging_canvas)this.offset[0]+=c[0]/this.scale,this.offset[1]+=c[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else{this.connecting_node&&(this.dirty_canvas=!0);var b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),d;for(d in this.graph._nodes)if(this.graph._nodes[d].mouseOver&&
b!=this.graph._nodes[d]){this.graph._nodes[d].mouseOver=!1;if(this.node_over&&this.node_over.onMouseLeave)this.node_over.onMouseLeave(a);this.node_over=null;this.dirty_canvas=!0}if(b){if(!b.mouseOver&&(b.mouseOver=!0,this.node_over=b,this.dirty_canvas=!0,b.onMouseEnter))b.onMouseEnter(a);if(b.onMouseMove)b.onMouseMove(a);if(this.connecting_node){var e=this._highlight_input||[0,0],f=this.isOverNodeInput(b,a.canvasX,a.canvasY,e);if(-1!=f&&b.inputs[f]){if(f=b.inputs[f].type,f==this.connecting_output.type||
"*"==f||"*"==this.connecting_output.type)this._highlight_input=e}else this._highlight_input=null}isInsideRectangle(a.canvasX,a.canvasY,b.pos[0]+b.size[0]-5,b.pos[1]+b.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor=null}else this.canvas.style.cursor=null;if(this.node_capturing_input&&this.node_capturing_input!=b&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a);if(this.node_dragged&&!this.live_mode){for(d in this.selected_nodes)b=this.selected_nodes[d],
b.pos[0]+=c[0]/this.scale,b.pos[1]+=c[1]/this.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}this.resizing_node&&!this.live_mode&&(this.resizing_node.size[0]+=c[0]/this.scale,this.resizing_node.size[1]+=c[1]/this.scale,c=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0),this.resizing_node.size[1]<c*LiteGraph.NODE_SLOT_HEIGHT+4&&(this.resizing_node.size[1]=c*LiteGraph.NODE_SLOT_HEIGHT+4),this.resizing_node.size[0]<
LiteGraph.NODE_MIN_WIDTH&&(this.resizing_node.size[0]=LiteGraph.NODE_MIN_WIDTH),this.canvas.style.cursor="se-resize",this.dirty_bgcanvas=this.dirty_canvas=!0)}a.preventDefault();a.stopPropagation();return!1}};
LGraphCanvas.prototype.processMouseUp=function(a){if(this.graph){var b=this.getCanvasWindow().document;b.removeEventListener("mousemove",this._mousemove_callback,!0);this.canvas.addEventListener("mousemove",this._mousemove_callback,!0);b.removeEventListener("mouseup",this._mouseup_callback,!0);this.adjustMouseEvent(a);if(1==a.which)if(this.connecting_node){this.dirty_bgcanvas=this.dirty_canvas=!0;if(b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))if("node"==this.connecting_output.type)this.connecting_node.connect(this.connecting_slot,
b,-1);else{var c=this.isOverNodeInput(b,a.canvasX,a.canvasY);-1!=c&&this.connecting_node.connect(this.connecting_slot,b,c)}this.connecting_node=this.connecting_pos=this.connecting_output=null;this.connecting_slot=-1}else if(this.resizing_node)this.dirty_bgcanvas=this.dirty_canvas=!0,this.resizing_node=null;else if(this.node_dragged)this.dirty_bgcanvas=this.dirty_canvas=!0,this.node_dragged.pos[0]=Math.round(this.node_dragged.pos[0]),this.node_dragged.pos[1]=Math.round(this.node_dragged.pos[1]),this.graph.config.align_to_grid&&
this.node_dragged.alignToGrid(),this.node_dragged=null;else{this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&this.node_over.onMouseUp)this.node_over.onMouseUp(a);if(this.node_capturing_input&&this.node_capturing_input.onMouseUp)this.node_capturing_input.onMouseUp(a)}else 2==a.which?(this.dirty_canvas=!0,this.dragging_canvas=!1):3==a.which&&(this.dirty_canvas=!0,this.dragging_canvas=!1);this.graph.change();a.stopPropagation();a.preventDefault();return!1}};
LGraphCanvas.prototype.isOverNodeInput=function(a,b,c,d){if(a.inputs)for(var e=0,f=a.inputs.length;e<f;++e){var g=a.getConnectionPos(!0,e);if(isInsideRectangle(b,c,g[0]-10,g[1]-5,20,10))return d&&(d[0]=g[0],d[1]=g[1]),e}return-1};
LGraphCanvas.prototype.processKeyDown=function(a){if(this.graph){var b=!1;65==a.keyCode&&a.ctrlKey&&(this.selectAllNodes(),b=!0);46!=a.keyCode&&8!=a.keyCode||this.deleteSelectedNodes();if(this.selected_nodes)for(var c in this.selected_nodes)if(this.selected_nodes[c].onKeyDown)this.selected_nodes[c].onKeyDown(a);this.graph.change();if(b)return a.preventDefault(),!1}};
LGraphCanvas.prototype.processKeyUp=function(a){if(this.graph){if(this.selected_nodes)for(var b in this.selected_nodes)if(this.selected_nodes[b].onKeyUp)this.selected_nodes[b].onKeyUp(a);this.graph.change()}};LGraphCanvas.prototype.processMouseWheel=function(a){if(this.graph&&this.allow_dragcanvas){var b=null!=a.wheelDeltaY?a.wheelDeltaY:-60*a.detail;this.adjustMouseEvent(a);var c=this.scale;0<b?c*=1.1:0>b&&(c*=1/1.1);this.setZoom(c,[a.localX,a.localY]);this.graph.change();a.preventDefault();return!1}};
LGraphCanvas.prototype.processNodeSelected=function(a,b){a.selected=!0;if(a.onSelected)a.onSelected();b&&b.shiftKey||(this.selected_nodes={});this.selected_nodes[a.id]=a;this.dirty_canvas=!0;if(this.onNodeSelected)this.onNodeSelected(a)};LGraphCanvas.prototype.processNodeDeselected=function(a){a.selected=!1;if(a.onDeselected)a.onDeselected();delete this.selected_nodes[a.id];if(this.onNodeDeselected)this.onNodeDeselected();this.dirty_canvas=!0};
LGraphCanvas.prototype.processNodeDblClicked=function(a){if(this.onShowNodePanel)this.onShowNodePanel(a);if(this.onNodeDblClicked)this.onNodeDblClicked(a);this.setDirty(!0)};LGraphCanvas.prototype.selectNode=function(a){this.deselectAllNodes();if(a){if(!a.selected&&a.onSelected)a.onSelected();a.selected=!0;this.selected_nodes[a.id]=a;this.setDirty(!0)}};
LGraphCanvas.prototype.selectAllNodes=function(){for(var a in this.graph._nodes){var b=this.graph._nodes[a];if(!b.selected&&b.onSelected)b.onSelected();b.selected=!0;this.selected_nodes[this.graph._nodes[a].id]=b}this.setDirty(!0)};LGraphCanvas.prototype.deselectAllNodes=function(){for(var a in this.selected_nodes){var b=this.selected_nodes;if(b.onDeselected)b.onDeselected();b.selected=!1}this.selected_nodes={};this.setDirty(!0)};
LGraphCanvas.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes)this.graph.remove(this.selected_nodes[a]);this.selected_nodes={};this.setDirty(!0)};LGraphCanvas.prototype.centerOnNode=function(a){this.offset[0]=-a.pos[0]-0.5*a.size[0]+0.5*this.canvas.width/this.scale;this.offset[1]=-a.pos[1]-0.5*a.size[1]+0.5*this.canvas.height/this.scale;this.setDirty(!0,!0)};
LGraphCanvas.prototype.adjustMouseEvent=function(a){var b=this.canvas.getBoundingClientRect();a.localX=a.pageX-b.left;a.localY=a.pageY-b.top;a.canvasX=a.localX/this.scale-this.offset[0];a.canvasY=a.localY/this.scale-this.offset[1]};
LGraphCanvas.prototype.setZoom=function(a,b){b||(b=[0.5*this.canvas.width,0.5*this.canvas.height]);var c=this.convertOffsetToCanvas(b);this.scale=a;4<this.scale?this.scale=4:0.1>this.scale&&(this.scale=0.1);var d=this.convertOffsetToCanvas(b),c=[d[0]-c[0],d[1]-c[1]];this.offset[0]+=c[0];this.offset[1]+=c[1];this.dirty_bgcanvas=this.dirty_canvas=!0};LGraphCanvas.prototype.convertOffsetToCanvas=function(a){return[a[0]/this.scale-this.offset[0],a[1]/this.scale-this.offset[1]]};
LGraphCanvas.prototype.convertCanvasToOffset=function(a){return[(a[0]+this.offset[0])*this.scale,(a[1]+this.offset[1])*this.scale]};LGraphCanvas.prototype.convertEventToCanvas=function(a){var b=this.canvas.getClientRects()[0];return this.convertOffsetToCanvas([a.pageX-b.left,a.pageY-b.top])};LGraphCanvas.prototype.bringToFront=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.push(a))};
LGraphCanvas.prototype.sendToBack=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.unshift(a))};LGraphCanvas.prototype.computeVisibleNodes=function(){var a=[],b;for(b in this.graph._nodes){var c=this.graph._nodes[b];(!this.live_mode||c.onDrawBackground||c.onDrawForeground)&&overlapBounding(this.visible_area,c.getBounding())&&a.push(c)}return a};
LGraphCanvas.prototype.draw=function(a,b){var c=LiteGraph.getTime();this.render_time=0.001*(c-this.last_draw_time);this.last_draw_time=c;if(this.graph){var c=[-this.offset[0],-this.offset[1]],d=[c[0]+this.canvas.width/this.scale,c[1]+this.canvas.height/this.scale];this.visible_area=new Float32Array([c[0],c[1],d[0],d[1]])}(this.dirty_bgcanvas||b)&&this.drawBgcanvas();(this.dirty_canvas||a)&&this.drawFrontCanvas();this.fps=this.render_time?1/this.render_time:0;this.frame+=1};
LGraphCanvas.prototype.drawFrontCanvas=function(){var a=this.ctx,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());a.clearRect(0,0,b.width,b.height);a.drawImage(this.bgcanvas,0,0);this.show_info&&(a.font="10px Arial",a.fillStyle="#888",this.graph?(a.fillText("T: "+this.graph.globaltime.toFixed(2)+"s",5,13),a.fillText("I: "+this.graph.iteration,5,26),a.fillText("F: "+
this.frame,5,39),a.fillText("FPS:"+this.fps.toFixed(2),5,52)):a.fillText("No graph selected",5,13));if(this.graph){a.save();a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1]);this.visible_nodes=b=this.computeVisibleNodes();for(var c in b){var d=b[c];a.save();a.translate(d.pos[0],d.pos[1]);this.drawNode(d,a);a.restore()}this.graph.config.links_ontop&&(this.live_mode||this.drawConnections(a));null!=this.connecting_pos&&(a.lineWidth=this.connections_width,this.renderLink(a,this.connecting_pos,
[this.canvas_mouse[0],this.canvas_mouse[1]],"node"==this.connecting_output.type?"#F85":"#AFA"),a.beginPath(),a.arc(this.connecting_pos[0],this.connecting_pos[1],4,0,2*Math.PI),a.fill(),a.fillStyle="#ffcc00",this._highlight_input&&(a.beginPath(),a.arc(this._highlight_input[0],this._highlight_input[1],6,0,2*Math.PI),a.fill()));a.restore()}this.dirty_area&&a.restore();this.dirty_canvas=!1};
LGraphCanvas.prototype.drawBgcanvas=function(){var a=this.bgcanvas,b=this.bgctx;a.width=a.width;b.restore();b.setTransform(1,0,0,1,0,0);if(this.graph){b.save();b.scale(this.scale,this.scale);b.translate(this.offset[0],this.offset[1]);if(this.background_image&&0.5<this.scale){b.globalAlpha=(1-0.5/this.scale)*this.editor_alpha;b.webkitImageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!1;if(!this._bg_img||this._bg_img.name!=this.background_image){this._bg_img=new Image;this._bg_img.name=
this.background_image;this._bg_img.src=this.background_image;var c=this;this._bg_img.onload=function(){c.draw(!0,!0)}}var d=null;this._bg_img!=this._pattern_img&&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[0],this.visible_area[3]-this.visible_area[1]),b.fillStyle="transparent");b.globalAlpha=1}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()}this.dirty_bgcanvas=!1;this.dirty_canvas=!0};
LGraphCanvas.prototype.drawNode=function(a,b){var c=a.color||LiteGraph.NODE_DEFAULT_COLOR,d=!0;if(a.flags.skip_title_render||a.graph.isLive())d=!1;a.mouseOver&&(d=!0);a.selected||(this.render_shadows?(b.shadowColor="rgba(0,0,0,0.5)",b.shadowOffsetX=2,b.shadowOffsetY=2,b.shadowBlur=3):b.shadowColor="transparent");if(this.live_mode){if(!a.flags.collapsed&&(b.shadowColor="transparent",a.onDrawForeground))a.onDrawForeground(b)}else{var e=this.editor_alpha;b.globalAlpha=e;var f=a.shape||"box",g=new Float32Array(a.size);
a.flags.collapsed&&g.set([LiteGraph.NODE_COLLAPSED_WIDTH,0]);a.flags.clip_area&&(b.save(),"box"==f?(b.beginPath(),b.rect(0,0,g[0],g[1])):"round"==f?b.roundRect(0,0,g[0],g[1],10):"circle"==f&&(b.beginPath(),b.arc(0.5*g[0],0.5*g[1],0.5*g[0],0,2*Math.PI)),b.clip());this.drawNodeShape(a,b,g,c,a.bgcolor,!d,a.selected);b.shadowColor="transparent";b.textAlign="left";b.font=this.inner_text_font;d=0.6<this.scale;if(!a.flags.collapsed){if(a.inputs)for(f=0;f<a.inputs.length;f++){var h=a.inputs[f];b.globalAlpha=
e;null!=this.connecting_node&&0!=this.connecting_output.type&&0!=a.inputs[f].type&&this.connecting_output.type!=a.inputs[f].type&&(b.globalAlpha=0.4*e);b.fillStyle=null!=h.link?"#7F7":"#AAA";g=a.getConnectionPos(!0,f);g[0]-=a.pos[0];g[1]-=a.pos[1];b.beginPath();b.arc(g[0],g[1],4,0,2*Math.PI);b.fill();d&&(h=null!=h.label?h.label:h.name)&&(b.fillStyle=c,b.fillText(h,g[0]+10,g[1]+5))}this.connecting_node&&(b.globalAlpha=0.4*e);b.lineWidth=1;b.textAlign="right";b.strokeStyle="black";if(a.outputs)for(f=
0;f<a.outputs.length;f++)if(h=a.outputs[f],g=a.getConnectionPos(!1,f),g[0]-=a.pos[0],g[1]-=a.pos[1],b.fillStyle=h.links&&h.links.length?"#7F7":"#AAA",b.beginPath(),b.arc(g[0],g[1],4,0,2*Math.PI),b.fill(),b.stroke(),d&&(h=null!=h.label?h.label:h.name))b.fillStyle=c,b.fillText(h,g[0]-10,g[1]+5);b.textAlign="left";b.globalAlpha=1;if(a.onDrawForeground)a.onDrawForeground(b)}a.flags.clip_area&&b.restore();b.globalAlpha=1}};
LGraphCanvas.prototype.drawNodeShape=function(a,b,c,d,e,f,g){b.strokeStyle=d||LiteGraph.NODE_DEFAULT_COLOR;b.fillStyle=e||LiteGraph.NODE_DEFAULT_BGCOLOR;e=LiteGraph.NODE_TITLE_HEIGHT;var h=a.shape||"box";"box"==h?(g&&(b.strokeStyle="#CCC",b.strokeRect(-0.5,f?-0.5:-e+-0.5,c[0]+2,f?c[1]+2:c[1]+e+2),b.strokeStyle=d),b.beginPath(),b.rect(0,f?0.5:-e+0.5,c[0]+1,f?c[1]:c[1]+e)):"round"==a.shape?b.roundRect(0,f?0:-e,c[0],f?c[1]:c[1]+e,10):"circle"==a.shape&&(b.beginPath(),b.arc(0.5*c[0],0.5*c[1],0.5*c[0],
0,2*Math.PI));b.fill();b.shadowColor="transparent";a.bgImage&&a.bgImage.width&&b.drawImage(a.bgImage,0.5*(c[0]-a.bgImage.width),0.5*(c[1]-a.bgImage.height));a.bgImageUrl&&!a.bgImage&&(a.bgImage=a.loadImage(a.bgImageUrl));if(a.onDrawBackground)a.onDrawBackground(b);f||(b.fillStyle=d||LiteGraph.NODE_DEFAULT_COLOR,d=b.globalAlpha,b.globalAlpha=0.5*d,"box"==h?(b.beginPath(),b.fillRect(0,-e,c[0]+1,e),b.stroke()):"round"==h&&(b.roundRect(0,-e,c[0],e,10,0),b.fill(),b.stroke()),b.fillStyle=a.boxcolor||LiteGraph.NODE_DEFAULT_BOXCOLOR,
b.beginPath(),"round"==h?b.arc(0.5*e,-0.5*e,0.5*(e-6),0,2*Math.PI):b.rect(3,-e+3,e-6,e-6),b.fill(),b.globalAlpha=d,b.font=this.title_text_font,(a=a.getTitle())&&0.8<this.scale&&(b.fillStyle="#222",b.fillText(a,16,13-e)))};
LGraphCanvas.prototype.drawNodeCollapsed=function(a,b,c,d){b.strokeStyle=c||LiteGraph.NODE_DEFAULT_COLOR;b.fillStyle=d||LiteGraph.NODE_DEFAULT_BGCOLOR;c=LiteGraph.NODE_COLLAPSED_RADIUS;d=a.shape||"box";"circle"==d?(b.beginPath(),b.arc(0.5*a.size[0],0.5*a.size[1],c,0,2*Math.PI),b.fill(),b.shadowColor="rgba(0,0,0,0)",b.stroke(),b.fillStyle=a.boxcolor||LiteGraph.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.arc(0.5*a.size[0],0.5*a.size[1],0.5*c,0,2*Math.PI)):"round"==d?(b.beginPath(),b.roundRect(0.5*a.size[0]-
c,0.5*a.size[1]-c,2*c,2*c,5),b.fill(),b.shadowColor="rgba(0,0,0,0)",b.stroke(),b.fillStyle=a.boxcolor||LiteGraph.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.roundRect(0.5*a.size[0]-0.5*c,0.5*a.size[1]-0.5*c,c,c,2)):(b.beginPath(),b.rect(0,0,a.size[0],2*c),b.fill(),b.shadowColor="rgba(0,0,0,0)",b.stroke(),b.fillStyle=a.boxcolor||LiteGraph.NODE_DEFAULT_BOXCOLOR,b.beginPath(),b.rect(0.5*c,0.5*c,c,c));b.fill()};LGraphCanvas.link_colors=["#AAC","#ACA","#CAA"];
LGraphCanvas.prototype.drawConnections=function(a){a.lineWidth=this.connections_width;a.fillStyle="#AAA";a.strokeStyle="#AAA";a.globalAlpha=this.editor_alpha;for(var b in this.graph._nodes){var c=this.graph._nodes[b];if(c.inputs&&c.inputs.length)for(var d in c.inputs){var e=c.inputs[d];if(e&&null!=e.link){var f=this.graph.links[e.link];if(f&&(e=this.graph.getNodeById(f.origin_id),null!=e)){var g=f.origin_slot,f=null,f=-1==g?[e.pos[0]+10,e.pos[1]+10]:e.getConnectionPos(!1,g),e=LGraphCanvas.link_type_colors[c.inputs[d].type];
null==e&&(e=LGraphCanvas.link_colors[c.id%LGraphCanvas.link_colors.length]);this.renderLink(a,f,c.getConnectionPos(!0,d),e)}}}}a.globalAlpha=1};
LGraphCanvas.prototype.renderLink=function(a,b,c,d){if(this.highquality_render){var e=distance(b,c);this.render_connections_border&&0.6<this.scale&&(a.lineWidth=this.connections_width+4);a.beginPath();this.render_curved_connections?(a.moveTo(b[0],b[1]),a.bezierCurveTo(b[0]+0.25*e,b[1],c[0]-0.25*e,c[1],c[0],c[1])):(a.moveTo(b[0]+10,b[1]),a.lineTo(0.5*(b[0]+10+(c[0]-10)),b[1]),a.lineTo(0.5*(b[0]+10+(c[0]-10)),c[1]),a.lineTo(c[0]-10,c[1]));this.render_connections_border&&0.6<this.scale&&(a.strokeStyle=
"rgba(0,0,0,0.5)",a.stroke());a.lineWidth=this.connections_width;a.fillStyle=a.strokeStyle=d;a.stroke();if(this.render_connection_arrows&&0.6<this.scale){d=this.computeConnectionPoint(b,c,0.5);var e=this.computeConnectionPoint(b,c,0.51),f=0,f=this.render_curved_connections?-Math.atan2(e[0]-d[0],e[1]-d[1]):c[1]>b[1]?0:Math.PI;a.save();a.translate(d[0],d[1]);a.rotate(f);a.beginPath();a.moveTo(-5,-5);a.lineTo(0,5);a.lineTo(5,-5);a.fill();a.restore()}}else a.beginPath(),a.moveTo(b[0],b[1]),a.lineTo(c[0],
c[1]),a.stroke()};LGraphCanvas.prototype.computeConnectionPoint=function(a,b,c){var d=distance(a,b),e=[a[0]+0.25*d,a[1]],d=[b[0]-0.25*d,b[1]],f=(1-c)*(1-c)*(1-c),g=3*(1-c)*(1-c)*c,h=3*(1-c)*c*c;c*=c*c;return[f*a[0]+g*e[0]+h*d[0]+c*b[0],f*a[1]+g*e[1]+h*d[1]+c*b[1]]};
LGraphCanvas.prototype.resize=function(a,b){if(!a&&!b){var c=this.canvas.parentNode;a=c.offsetWidth;b=c.offsetHeight}if(this.canvas.width!=a||this.canvas.height!=b)this.canvas.width=a,this.canvas.height=b,this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=this.canvas.height,this.setDirty(!0,!0)};
LGraphCanvas.prototype.switchLiveMode=function(a){if(a){var b=this,c=this.live_mode?1.1:0.9;this.live_mode&&(this.live_mode=!1,this.editor_alpha=0.1);var d=setInterval(function(){b.editor_alpha*=c;b.dirty_canvas=!0;b.dirty_bgcanvas=!0;1>c&&0.01>b.editor_alpha&&(clearInterval(d),1>c&&(b.live_mode=!0));1<c&&0.99<b.editor_alpha&&(clearInterval(d),b.editor_alpha=1)},1)}else this.live_mode=!this.live_mode,this.dirty_bgcanvas=this.dirty_canvas=!0};LGraphCanvas.prototype.onNodeSelectionChange=function(a){};
LGraphCanvas.prototype.touchHandler=function(a){var b=a.changedTouches[0],c="";switch(a.type){case "touchstart":c="mousedown";break;case "touchmove":c="mousemove";break;case "touchend":c="mouseup";break;default:return}var d=this.getCanvasWindow(),e=d.document.createEvent("MouseEvent");e.initMouseEvent(c,!0,!0,d,1,b.screenX,b.screenY,b.clientX,b.clientY,!1,!1,!1,!1,0,null);b.target.dispatchEvent(e);a.preventDefault()};
LGraphCanvas.onMenuAdd=function(a,b,c,d,e){function f(a,b){var c=LiteGraph.createNode(a.value);c&&(c.pos=d.convertEventToCanvas(e),d.graph.add(c))}var g=d.getCanvasWindow();a=LiteGraph.getNodeTypesCategories();var h={},l;for(l in a)a[l]&&(h[l]={value:a[l],content:a[l],is_menu:!0});var k=LiteGraph.createContextualMenu(h,{event:b,callback:function(a,b){var c=LiteGraph.getNodeTypesInCategory(a.value),d=[],e;for(e in c)d.push({content:c[e].title,value:c[e].type});LiteGraph.createContextualMenu(d,{event:b,
callback:f,from:k},g);return!1},from:c},g);return!1};LGraphCanvas.onMenuCollapseAll=function(){};LGraphCanvas.onMenuNodeEdit=function(){};LGraphCanvas.onMenuNodeInputs=function(a,b,c){function d(b){a&&a.addInput(b.value[0],b.value[1],b.value[2])}if(a){var e=a.optional_inputs;a.onGetInputs&&(e=a.onGetInputs());if(e){var f=[],g;for(g in e){var h=e[g],l=h[0];h[2]&&h[2].label&&(l=h[2].label);f.push({content:l,value:h})}LiteGraph.createContextualMenu(f,{event:b,callback:d,from:c})}return!1}};
LGraphCanvas.onMenuNodeOutputs=function(a,b,c){function d(f){if(a){var e=f.value[1];if(!e||e.constructor!==Object&&e.constructor!==Array)a.addOutput(f.value[0],f.value[1]);else{f=[];for(var g in e)f.push({content:g,value:e[g]});LiteGraph.createContextualMenu(f,{event:b,callback:d,from:c});return!1}}}if(a){var e=a.optional_outputs;a.onGetOutputs&&(e=a.onGetOutputs());if(e){var f=[],g;for(g in e)-1==a.findOutputSlot(e[g][0])&&f.push({content:e[g][0],value:e[g]});f.length&&LiteGraph.createContextualMenu(f,
{event:b,callback:d,from:c})}return!1}};LGraphCanvas.onMenuNodeCollapse=function(a){a.flags.collapsed=!a.flags.collapsed;a.setDirtyCanvas(!0,!0)};LGraphCanvas.onMenuNodePin=function(a){a.pin()};
LGraphCanvas.onMenuNodeColors=function(a,b,c){var d=[],e;for(e in LGraphCanvas.node_colors){var f=LGraphCanvas.node_colors[e];d.push({value:e,content:"<span style='display: block; color:"+f.color+"; background-color:"+f.bgcolor+"'>"+e+"</span>"})}LiteGraph.createContextualMenu(d,{event:b,callback:function(b){a&&(b=LGraphCanvas.node_colors[b.value])&&(a.color=b.color,a.bgcolor=b.bgcolor,a.setDirtyCanvas(!0))},from:c});return!1};
LGraphCanvas.onMenuNodeShapes=function(a,b){LiteGraph.createContextualMenu(["box","round"],{event:b,callback:function(b){a&&(a.shape=b,a.setDirtyCanvas(!0))}});return!1};LGraphCanvas.onMenuNodeRemove=function(a){!1!=a.removable&&(a.graph.remove(a),a.setDirtyCanvas(!0,!0))};LGraphCanvas.onMenuNodeClone=function(a){if(!1!=a.clonable){var b=a.clone();b&&(b.pos=[a.pos[0]+5,a.pos[1]+5],a.graph.add(b),a.setDirtyCanvas(!0,!0))}};
LGraphCanvas.node_colors={red:{color:"#FAA",bgcolor:"#A44"},green:{color:"#AFA",bgcolor:"#4A4"},blue:{color:"#AAF",bgcolor:"#44A"},white:{color:"#FFF",bgcolor:"#AAA"}};LGraphCanvas.prototype.getCanvasMenuOptions=function(){return[{content:"Add Node",is_menu:!0,callback:LGraphCanvas.onMenuAdd}]};
LGraphCanvas.prototype.getNodeMenuOptions=function(a){var b=[{content:"Inputs",is_menu:!0,disabled:!0,callback:LGraphCanvas.onMenuNodeInputs},{content:"Outputs",is_menu:!0,disabled:!0,callback:LGraphCanvas.onMenuNodeOutputs},null,{content:"Collapse",callback:LGraphCanvas.onMenuNodeCollapse},{content:"Pin",callback:LGraphCanvas.onMenuNodePin},{content:"Colors",is_menu:!0,callback:LGraphCanvas.onMenuNodeColors},{content:"Shapes",is_menu:!0,callback:LGraphCanvas.onMenuNodeShapes},null,{content:"Clone",
callback:LGraphCanvas.onMenuNodeClone},null,{content:"Remove",callback:LGraphCanvas.onMenuNodeRemove}];!1==a.clonable&&(b[7].disabled=!0);!1==a.removable&&(b[9].disabled=!0);if(a.onGetInputs){var c=a.onGetInputs();c&&c.length&&(b[0].disabled=!1)}a.onGetOutputs&&(a=a.onGetOutputs())&&a.length&&(b[1].disabled=!1);return b};
LGraphCanvas.prototype.processContextualMenu=function(a,b){var c=this,d=this.getCanvasWindow(),e=LiteGraph.createContextualMenu(a?this.getNodeMenuOptions(a):this.getCanvasMenuOptions(),{event:b,callback:function(f,d){if(f&&f.callback)return f.callback(a,d,e,c,b)}},d)};
CanvasRenderingContext2D.prototype.roundRect=function(a,b,c,d,e,f){void 0===e&&(e=5);void 0===f&&(f=e);this.beginPath();this.moveTo(a+e,b);this.lineTo(a+c-e,b);this.quadraticCurveTo(a+c,b,a+c,b+e);this.lineTo(a+c,b+d-f);this.quadraticCurveTo(a+c,b+d,a+c-f,b+d);this.lineTo(a+f,b+d);this.quadraticCurveTo(a,b+d,a,b+d-f);this.lineTo(a,b+e);this.quadraticCurveTo(a,b,a+e,b)};function compareObjects(a,b){for(var c in a)if(a[c]!=b[c])return!1;return!0}
function distance(a,b){return Math.sqrt((b[0]-a[0])*(b[0]-a[0])+(b[1]-a[1])*(b[1]-a[1]))}function colorToString(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")+")"}function isInsideRectangle(a,b,c,d,e,f){return c<a&&c+e>a&&d<b&&d+f>b?!0:!1}function growBounding(a,b,c){b<a[0]?a[0]=b:b>a[2]&&(a[2]=b);c<a[1]?a[1]=c:c>a[3]&&(a[3]=c)}
function isInsideBounding(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}function overlapBounding(a,b){return a[0]>b[2]||a[1]>b[3]||a[2]<b[0]||a[3]<b[1]?!1:!0}function hex2num(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),c=0,d,e,f=0;6>f;f+=2)d="0123456789ABCDEF".indexOf(a.charAt(f)),e="0123456789ABCDEF".indexOf(a.charAt(f+1)),b[c]=16*d+e,c++;return b}
function num2hex(a){for(var b="#",c,d,e=0;3>e;e++)c=a[e]/16,d=a[e]%16,b+="0123456789ABCDEF".charAt(c)+"0123456789ABCDEF".charAt(d);return b}
LiteGraph.createContextualMenu=function(a,b,c){function d(a){var c=!0;b.callback&&(a=b.callback.call(e,this.data,a),void 0!=a&&(c=a));c&&LiteGraph.closeAllContextualMenus()}this.options=b=b||{};c=c||window;b.from||LiteGraph.closeAllContextualMenus();var e=c.document.createElement("div");e.className="litecontextualmenu litemenubar-panel";this.root=e;var f=e.style;f.minWidth="100px";f.minHeight="20px";f.position="fixed";f.top="100px";f.left="100px";f.color="#AAF";f.padding="2px";f.borderBottom="2px solid #AAF";
f.backgroundColor="#444";e.addEventListener("contextmenu",function(a){a.preventDefault();return!1});for(var g in a){var f=a[g],h=c.document.createElement("div");h.className="litemenu-entry";null==f?h.className="litemenu-entry separator":(f.is_menu&&(h.className+=" submenu"),f.disabled&&(h.className+=" disabled"),h.style.cursor="pointer",h.dataset.value="string"==typeof f?f:f.value,h.data=f,h.innerHTML="string"==typeof f?a.constructor==Array?a[g]:g:f.content?f.content:g,h.addEventListener("click",
d));e.appendChild(h)}e.addEventListener("mouseover",function(a){this.mouse_inside=!0});e.addEventListener("mouseout",function(a){for(a=a.toElement;a!=this&&a!=c.document;)a=a.parentNode;a!=this&&(this.mouse_inside=!1,this.block_close||this.closeMenu())});c.document.body.appendChild(e);a=e.getClientRects()[0];b.from&&(b.from.block_close=!0);h=b.left||0;g=b.top||0;b.event&&(h=b.event.pageX-10,g=b.event.pageY-10,b.left&&(h=b.left),f=c.document.body.getClientRects()[0],b.from&&(h=b.from.getClientRects()[0],
h=h.left+h.width),h>f.width-a.width-10&&(h=f.width-a.width-10),g>f.height-a.height-10&&(g=f.height-a.height-10));e.style.left=h+"px";e.style.top=g+"px";e.closeMenu=function(){b.from&&(b.from.block_close=!1,b.from.mouse_inside||b.from.closeMenu());this.parentNode&&c.document.body.removeChild(this)};return e};LiteGraph.closeAllContextualMenus=function(){var a=document.querySelectorAll(".litecontextualmenu");if(a.length){for(var b=[],c=0;c<a.length;c++)b.push(a[c]);for(c in b)b[c].parentNode&&b[c].parentNode.removeChild(b[c])}};
LiteGraph.extendClass=function(a,b){for(var c in a)b[c]=a[c];if(a.prototype)for(c in a.prototype)b.prototype[c]=a.prototype[c]};window.requestAnimationFrame||(window.requestAnimationFrame=window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(a){window.setTimeout(a,1E3/60)});
(function(){function a(){this.addOutput("value",0)}function b(){this.title="Output";this.properties={name:"input_"+(1E3*Math.random()).toFixed(),type:"number"};this.addInput("value","number")}function c(){this.subgraph=new LGraph;this.bgcolor="#FA3"}function d(){this.addOutput("value","number");this.properties={value:1};this.editable={property:"value",type:"number"}}function e(){this.size=[60,20];this.addInput("value",0,{label:""});this.addOutput("value",0,{label:""});this.properties={value:""}}a.prototype.onExecute=
function(){this.setOutputData(0,node.graph.global_inputs[this.title])};LiteGraph.registerNodeType("graph/input",a);b.prototype.onAdded=function(){this.graph.addGlobalOutput(this.properties.name,this.properties.type)};b.prototype.onExecute=function(){var a=this.getInputData(0);this.graph.setGlobalOutputData(this.properties.name,a)};LiteGraph.registerNodeType("graph/output",b);c.prototype.onExecute=function(){for(var a in this.inputs);};c.prototype.configure=function(a){LGraph.prototype.configure.call(this,
a)};LiteGraph.registerNodeType("graph/subgraph",c);d.title="Const";d.desc="Constant value";d.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));this.properties.value=a;this.setDirtyCanvas(!0)};d.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};d.prototype.onDrawBackground=function(a){this.outputs[0].label=this.properties.value.toFixed(3)};d.prototype.onWidget=function(a,b){"value"==b.name&&this.setValue(b.value)};LiteGraph.registerNodeType("basic/const",
d);e.title="Watch";e.desc="Show value of input";e.prototype.onExecute=function(){this.properties.value=this.getInputData(0);this.setOutputData(0,this.properties.value)};e.prototype.onDrawBackground=function(a){this.inputs[0]&&null!=this.properties.value&&(this.inputs[0].label=this.properties.value.constructor===Number?this.properties.value.toFixed(3):this.properties.value)};LiteGraph.registerNodeType("basic/watch",e)})();
(function(){function a(){this.size=[64,84];this.addOutput("","number");this.properties={min:0,max:1,value:0.5,wcolor:"#7AF",size:50}}function b(){this.size=[160,26];this.addOutput("","number");this.properties={wcolor:"#7AF",min:0,max:1,value:0.5}}function c(){this.size=[160,26];this.addInput("","number");this.properties={min:0,max:1,value:0,wcolor:"#AAF"}}function d(){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}}a.title="Knob";a.desc="Circular controller";a.widgets=[{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",type:"minibutton"}];a.prototype.onAdded=function(){this.value=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min);this.imgbg=this.loadImage("imgs/knob_bg.png");this.imgfg=this.loadImage("imgs/knob_fg.png")};a.prototype.onDrawImageKnob=
function(a){if(this.imgfg&&this.imgfg.width){var b=0.5*this.imgbg.width,c=this.size[0]/this.imgfg.width;a.save();a.translate(0,20);a.scale(c,c);a.drawImage(this.imgbg,0,0);a.translate(b,b);a.rotate(2*this.value*Math.PI*6/8+10*Math.PI/8);a.translate(-b,-b);a.drawImage(this.imgfg,0,0);a.restore();a.font="bold 16px Criticized,Tahoma";a.fillStyle="rgba(100,100,100,0.8)";a.textAlign="center";a.fillText(this.name.toUpperCase(),0.5*this.size[0],18);a.textAlign="left"}};a.prototype.onDrawVectorKnob=function(a){if(this.imgfg&&
this.imgfg.width){a.lineWidth=1;a.strokeStyle=this.mouseOver?"#FFF":"#AAA";a.fillStyle="#000";a.beginPath();a.arc(0.5*this.size[0],0.5*this.size[1]+10,0.5*this.properties.size,0,2*Math.PI,!0);a.stroke();0<this.value&&(a.strokeStyle=this.properties.wcolor,a.lineWidth=0.2*this.properties.size,a.beginPath(),a.arc(0.5*this.size[0],0.5*this.size[1]+10,0.35*this.properties.size,-0.5*Math.PI+2*Math.PI*this.value,-0.5*Math.PI,!0),a.stroke(),a.lineWidth=1);a.font=0.2*this.properties.size+"px Arial";a.fillStyle=
"#AAA";a.textAlign="center";var b=this.properties.value;"number"==typeof b&&(b=b.toFixed(2));a.fillText(b,0.5*this.size[0],0.65*this.size[1]);a.textAlign="left"}};a.prototype.onDrawForeground=function(a){this.onDrawImageKnob(a)};a.prototype.onExecute=function(){this.setOutputData(0,this.properties.value);this.boxcolor=colorToString([this.value,this.value,this.value])};a.prototype.onMouseDown=function(a){if(this.imgfg&&this.imgfg.width){this.center=[0.5*this.size[0],0.5*this.size[1]+20];this.radius=
0.5*this.size[0];if(20>a.canvasY-this.pos[1]||distance([a.canvasX,a.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];this.captureInput(!0);return!0}};a.prototype.onMouseMove=function(a){if(this.oldmouse){a=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];var b=this.value,b=b-0.01*(a[1]-this.oldmouse[1]);1<b?b=1:0>b&&(b=0);this.value=b;this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*
this.value;this.oldmouse=a;this.setDirtyCanvas(!0)}};a.prototype.onMouseUp=function(a){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};a.prototype.onMouseLeave=function(a){};a.prototype.onWidget=function(a,b){if("increase"==b.name)this.onPropertyChange("size",this.properties.size+10);else if("decrease"==b.name)this.onPropertyChange("size",this.properties.size-10)};a.prototype.onPropertyChange=function(a,b){if("wcolor"==a)this.properties[a]=b;else if("size"==a)b=parseInt(b),this.properties[a]=
b,this.size=[b+4,b+24],this.setDirtyCanvas(!0,!0);else if("min"==a||"max"==a||"value"==a)this.properties[a]=parseFloat(b);else return!1;return!0};LiteGraph.registerNodeType("widget/knob",a);b.title="H.Slider";b.desc="Linear slider controller";b.prototype.onInit=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};b.prototype.onDrawVectorial=function(a){this.imgfg&&this.imgfg.width&&(a.lineWidth=1,a.strokeStyle=this.mouseOver?"#FFF":"#AAA",a.fillStyle="#000",a.beginPath(),a.rect(2,
0,this.size[0]-4,20),a.stroke(),a.fillStyle=this.properties.wcolor,a.beginPath(),a.rect(2+(this.size[0]-4-20)*this.value,0,20,20),a.fill())};b.prototype.onDrawImage=function(a){this.imgfg&&this.imgfg.width&&(a.lineWidth=1,a.fillStyle="#000",a.fillRect(2,9,this.size[0]-4,2),a.strokeStyle="#333",a.beginPath(),a.moveTo(2,9),a.lineTo(this.size[0]-4,9),a.stroke(),a.strokeStyle="#AAA",a.beginPath(),a.moveTo(2,11),a.lineTo(this.size[0]-4,11),a.stroke(),a.drawImage(this.imgfg,2+(this.size[0]-4)*this.value-
0.5*this.imgfg.width,0.5*-this.imgfg.height+10))};b.prototype.onDrawForeground=function(a){this.onDrawImage(a)};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=colorToString([this.value,this.value,this.value])};b.prototype.onMouseDown=function(a){if(0>a.canvasY-this.pos[1])return!1;this.oldmouse=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];this.captureInput(!0);
return!0};b.prototype.onMouseMove=function(a){if(this.oldmouse){a=[a.canvasX-this.pos[0],a.canvasY-this.pos[1]];var b=this.value,b=b+(a[0]-this.oldmouse[0])/this.size[0];1<b?b=1:0>b&&(b=0);this.value=b;this.oldmouse=a;this.setDirtyCanvas(!0)}};b.prototype.onMouseUp=function(a){this.oldmouse=null;this.captureInput(!1)};b.prototype.onMouseLeave=function(a){};b.prototype.onPropertyChange=function(a,b){if("wcolor"==a)this.properties[a]=b;else return!1;return!0};LiteGraph.registerNodeType("widget/hslider",
b);c.title="Progress";c.desc="Shows data in linear progress";c.prototype.onExecute=function(){var a=this.getInputData(0);void 0!=a&&(this.properties.value=a)};c.prototype.onDrawForeground=function(a){a.lineWidth=1;a.fillStyle=this.properties.wcolor;var b=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),b=Math.min(1,b),b=Math.max(0,b);a.fillRect(2,2,(this.size[0]-4)*b,this.size[1]-4)};LiteGraph.registerNodeType("widget/progress",c);d.title="Text";d.desc="Shows the input value";
d.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];d.prototype.onDrawForeground=function(a){a.fillStyle=this.properties.color;var b=this.properties.value;this.properties.glowSize?(a.shadowColor=this.properties.color,a.shadowOffsetX=0,a.shadowOffsetY=0,a.shadowBlur=this.properties.glowSize):a.shadowColor="transparent";var c=this.properties.fontsize;a.textAlign=this.properties.align;a.font=c.toString()+
"px "+this.properties.font;this.str="number"==typeof b?b.toFixed(this.properties.decimals):b;if("string"==typeof this.str){var b=this.str.split("\\n"),d;for(d in b)a.fillText(b[d],"left"==this.properties.align?15:this.size[0]-15,-0.15*c+c*(parseInt(d)+1))}a.shadowColor="transparent";this.last_ctx=a;a.textAlign="left"};d.prototype.onExecute=function(){var a=this.getInputData(0);this.properties.value=null!=a?a:"";this.setDirtyCanvas(!0)};d.prototype.resize=function(){if(this.last_ctx){var a=this.str.split("\\n");
this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font;var b=0,c;for(c in a){var d=this.last_ctx.measureText(a[c]).width;b<d&&(b=d)}this.size[0]=b+20;this.size[1]=4+a.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};d.prototype.onWidget=function(a,b){"resize"==b.name?this.resize():"led_text"==b.name?(this.properties.font="Digital",this.properties.glowSize=4,this.setDirtyCanvas(!0)):"normal_text"==b.name&&(this.properties.font="Arial",this.setDirtyCanvas(!0))};d.prototype.onPropertyChange=
function(a,b){this.properties[a]=b;this.str="number"==typeof b?b.toFixed(3):b;return!0};LiteGraph.registerNodeType("widget/text",d);e.title="Panel";e.desc="Non interactive panel";e.widgets=[{name:"update",text:"Update",type:"button"}];e.prototype.createGradient=function(a){""==this.properties.bgcolorTop||""==this.properties.bgcolorBottom?this.lineargradient=0:(this.lineargradient=a.createLinearGradient(0,0,0,this.size[1]),this.lineargradient.addColorStop(0,this.properties.bgcolorTop),this.lineargradient.addColorStop(1,
this.properties.bgcolorBottom))};e.prototype.onDrawForeground=function(a){null==this.lineargradient&&this.createGradient(a);this.lineargradient&&(a.lineWidth=1,a.strokeStyle=this.properties.borderColor,a.fillStyle=this.lineargradient,this.properties.shadowSize?(a.shadowColor="#000",a.shadowOffsetX=0,a.shadowOffsetY=0,a.shadowBlur=this.properties.shadowSize):a.shadowColor="transparent",a.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties.shadowSize),a.fill(),a.shadowColor="transparent",a.stroke())};
e.prototype.onWidget=function(a,b){"update"==b.name&&(this.lineargradient=null,this.setDirtyCanvas(!0))};LiteGraph.registerNodeType("widget/panel",e)})();
(function(){function a(){this.addOutput("value","number");this.properties={min:0,max:1};this.size=[60,20]}function b(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.properties={min:0,max:1}}function c(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function d(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function e(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function f(){this.addInput("in",
"number",{label:""});this.addOutput("out","number",{label:""});this.size=[60,20];this.properties={factor:1}}function g(){this.addInput("A","number");this.addInput("B","number");this.addOutput("A+B","number");this.size=[80,20];this.properties={A:1,B:1}}function h(){this.addInputs("A","number");this.addInputs("B","number");this.addOutputs("A==B","number");this.addOutputs("A!=B","number");this.properties={A:0,B:0}}function l(){this.addInput("v","number");this.addOutput("sin","number");this.properties=
{amplitude:1};this.bgImageUrl="nodes/imgs/icon-sin.png"}a.title="Rand";a.desc="Random number";a.prototype.onExecute=function(){var a=this.properties.min,b=this.properties.max;this._last_v=Math.random()*(b-a)+a;this.setOutputData(0,this._last_v)};a.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};LiteGraph.registerNodeType("math/rand",a);b.title="Clamp";b.desc="Clamp number between min and max";b.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))};LiteGraph.registerNodeType("math/clamp",b);c.title="Abs";c.desc="Absolute";c.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.abs(a))};LiteGraph.registerNodeType("math/abs",c);d.title="Floor";d.desc="Floor number to remove fractional part";d.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a|1)};LiteGraph.registerNodeType("math/floor",
d);e.title="Frac";e.desc="Returns fractional part";e.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a%1)};LiteGraph.registerNodeType("math/frac",e);f.title="Scale";f.desc="v * factor";f.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a*this.properties.factor)};LiteGraph.registerNodeType("math/scale",f);g.title="Operation";g.desc="Easy math operators";g.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));
this.properties.value=a;this.setDirtyCanvas(!0)};g.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;for(var c=0,d=this.outputs.length;c<d;++c){var e=this.outputs[c];if(e.links&&e.links.length){var f=0;switch(e.name){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(c,f)}}};g.prototype.onGetOutputs=function(){return[["A-B",
"number"],["A*B","number"],["A/B","number"]]};LiteGraph.registerNodeType("math/operation",g);h.title="Compare";h.desc="compares between two values";h.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;for(var c=0,d=this.outputs.length;c<d;++c){var e=this.outputs[c];if(e.links&&e.links.length){switch(e.name){case "A==B":value=a==b;break;case "A!=B":value=a!=b;break;case "A>B":value=
a>b;break;case "A<B":value=a<b;break;case "A<=B":value=a<=b;break;case "A>=B":value=a>=b}this.setOutputData(c,value)}}};h.prototype.onGetOutputs=function(){return[["A==B","number"],["A!=B","number"],["A>B","number"],["A<B","number"],["A>=B","number"],["A<=B","number"]]};LiteGraph.registerNodeType("math/compare",h);l.title="Trigonometry";l.desc="Sin Cos Tan";l.prototype.onExecute=function(){for(var a=this.getInputData(0),b=this.properties.amplitude,c=0,d=this.outputs.length;c<d;++c){switch(this.outputs[c].name){case "sin":value=
Math.sin(a);break;case "cos":value=Math.cos(a);break;case "tan":value=Math.tan(a);break;case "asin":value=Math.asin(a);break;case "acos":value=Math.acos(a);break;case "atan":value=Math.atan(a)}this.setOutputData(c,b*value)}};l.prototype.onGetOutputs=function(){return[["sin","number"],["cos","number"],["tan","number"],["asin","number"],["acos","number"],["atan","number"]]};LiteGraph.registerNodeType("math/trigonometry",l);if(window.math){var k=function(){this.addInputs("x","number");this.addInputs("y",
"number");this.addOutputs("","number");this.properties={x:1,y:1,formula:"x+y"}};k.title="Formula";k.desc="Compute safe formula";k.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null!=a?this.properties.x=a:a=this.properties.x;null!=b?this.properties.y=b:b=this.properties.y;a=math.eval(this.properties.formula,{x:a,y:b,T:this.graph.globaltime});this.setOutputData(0,a)};k.prototype.onDrawBackground=function(){this.outputs[0].label=this.properties.formula};k.prototype.onGetOutputs=
function(){return[["A-B","number"],["A*B","number"],["A/B","number"]]};LiteGraph.registerNodeType("math/formula",k)}window.glMatrix&&(k=function(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")},k.title="Vec3->XYZ",k.desc="vector 3 to components",k.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]),this.setOutputData(2,a[2]))},LiteGraph.registerNodeType("math3d/vec3-to-xyz",
k),k=function(){this.addInputs([["x","number"],["y","number"],["z","number"]]);this.addOutput("vec3","vec3")},k.title="XYZ->Vec3",k.desc="components to vector3",k.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.getInputData(1);null==b&&(b=0);var c=this.getInputData(2);null==c&&(c=0);this.setOutputData(0,vec3.fromValues(a,b,c))},LiteGraph.registerNodeType("math3d/xyz-to-vec3",k),k=function(){this.addInputs([["degrees","number"],["axis","vec3"]]);this.addOutput("quat",
"quat");this.properties={angle:90,axis:vec3.fromValues(0,1,0)}},k.title="Rotation",k.desc="quaternion rotation",k.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.angle);var b=this.getInputData(1);null==b&&(b=this.properties.axis);a=quat.setAxisAngle(quat.create(),b,0.0174532925*a);this.setOutputData(0,a)},LiteGraph.registerNodeType("math3d/rotation",k),k=function(){this.addInputs([["vec3","vec3"],["quat","quat"]]);this.addOutput("result","vec3");this.properties=
{vec:[0,0,1]}},k.title="Rot. Vec3",k.desc="rotate a point",k.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.vec);var b=this.getInputData(1);null==b?this.setOutputData(a):this.setOutputData(0,vec3.transformQuat(vec3.create(),a,b))},LiteGraph.registerNodeType("math3d/rotate_vec3",k),k=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat")},k.title="Mult. Quat",k.desc="rotate quaternion",k.prototype.onExecute=function(){var a=this.getInputData(0);
if(null!=a){var b=this.getInputData(1);null!=b&&(a=quat.multiply(quat.create(),a,b),this.setOutputData(0,a))}},LiteGraph.registerNodeType("math3d/mult-quat",k))})();
(function(){function a(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function b(){this.addInput("","image");this.size=[200,200]}function c(){this.addInputs([["img1","image"],["img2","image"],["fade","number"]]);this.addInput("","image");this.properties={fade:0.5,width:512,height:512}}function d(){this.inputs=[];this.addOutput("frame","image");this.properties={url:""}}function e(){this.addInput("",
"image");this.addOutputs("","image");this.properties={width:256,height:256,x:0,y:0,scale:1};this.size=[50,20]}function f(){this.addInput("t","number");this.addOutputs([["frame","image"],["t","number"],["d","number"]]);this.properties={url:""}}function g(){this.addOutput("Webcam","image");this.properties={}}a.title="Palette";a.desc="Generates a color";a.prototype.onExecute=function(){var a=[];null!=this.properties.colorA&&a.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&a.push(hex2num(this.properties.colorB));
null!=this.properties.colorC&&a.push(hex2num(this.properties.colorC));null!=this.properties.colorD&&a.push(hex2num(this.properties.colorD));var b=this.getInputData(0);null==b&&(b=0.5);1<b?b=1:0>b&&(b=0);if(0!=a.length){var c=[0,0,0];if(0==b)c=a[0];else if(1==b)c=a[a.length-1];else{var d=(a.length-1)*b,b=a[Math.floor(d)],a=a[Math.floor(d)+1],d=d-Math.floor(d);c[0]=b[0]*(1-d)+a[0]*d;c[1]=b[1]*(1-d)+a[1]*d;c[2]=b[2]*(1-d)+a[2]*d}for(var e in c)c[e]/=255;this.boxcolor=colorToString(c);this.setOutputData(0,
c)}};LiteGraph.registerNodeType("color/palette",a);b.title="Frame";b.desc="Frame viewerew";b.widgets=[{name:"resize",text:"Resize box",type:"button"},{name:"view",text:"View Image",type:"button"}];b.prototype.onDrawBackground=function(a){this.frame&&a.drawImage(this.frame,0,0,this.size[0],this.size[1])};b.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};b.prototype.onWidget=function(a,b){if("resize"==b.name&&this.frame){var c=this.frame.width,d=this.frame.height;
c||null==this.frame.videoWidth||(c=this.frame.videoWidth,d=this.frame.videoHeight);c&&d&&(this.size=[c,d]);this.setDirtyCanvas(!0,!0)}else"view"==b.name&&this.show()};b.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};LiteGraph.registerNodeType("graphics/frame",b);c.title="Image fade";c.desc="Fades between images";c.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];c.prototype.onAdded=function(){this.createCanvas();
var a=this.canvas.getContext("2d");a.fillStyle="#000";a.fillRect(0,0,this.properties.width,this.properties.height)};c.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};c.prototype.onExecute=function(){var a=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var b=this.getInputData(0);null!=b&&a.drawImage(b,0,0,this.canvas.width,this.canvas.height);b=this.getInputData(2);null==
b?b=this.properties.fade:this.properties.fade=b;a.globalAlpha=b;b=this.getInputData(1);null!=b&&a.drawImage(b,0,0,this.canvas.width,this.canvas.height);a.globalAlpha=1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};LiteGraph.registerNodeType("graphics/imagefade",c);d.title="Image";d.desc="Image loader";d.widgets=[{name:"load",text:"Load",type:"button"}];d.prototype.onAdded=function(){""!=this.properties.url&&null==this.img&&this.loadImage(this.properties.url)};d.prototype.onExecute=function(){this.img||
(this.boxcolor="#000");this.img&&this.img.width?this.setOutputData(0,this.img):this.setOutputData(0,null);this.img.dirty&&(this.img.dirty=!1)};d.prototype.onPropertyChange=function(a,b){this.properties[a]=b;"url"==a&&""!=b&&this.loadImage(b);return!0};d.prototype.loadImage=function(a){if(""==a)this.img=null;else{this.trace("loading image...");this.img=document.createElement("img");this.img.src="miniproxy.php?url="+a;this.boxcolor="#F95";var b=this;this.img.onload=function(){b.trace("Image loaded, size: "+
b.img.width+"x"+b.img.height);this.dirty=!0;b.boxcolor="#9F9";b.setDirtyCanvas(!0)}}};d.prototype.onWidget=function(a,b){"load"==b.name&&this.loadImage(this.properties.url)};LiteGraph.registerNodeType("graphics/image",d);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 a=
this.getInputData(0);a&&(a.width?(this.canvas.getContext("2d").drawImage(a,-this.properties.x,-this.properties.y,a.width*this.properties.scale,a.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};e.prototype.onPropertyChange=function(a,b){this.properties[a]=b;"scale"==a?(this.properties[a]=parseFloat(b),0==this.properties[a]&&(this.trace("Error in scale"),this.properties[a]=1)):this.properties[a]=parseInt(b);this.createCanvas();return!0};LiteGraph.registerNodeType("graphics/cropImage",
c);f.title="Video";f.desc="Video playback";f.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"}];f.prototype.onExecute=function(){if(this.properties.url&&(this.properties.url!=this._video_url&&this.loadVideo(this.properties.url),this._video&&0!=this._video.width)){var a=this.getInputData(0);a&&0<=a&&1>=a&&(this._video.currentTime=a*this._video.duration,this._video.pause());
this._video.dirty=!0;this.setOutputData(0,this._video);this.setOutputData(1,this._video.currentTime);this.setOutputData(2,this._video.duration);this.setDirtyCanvas(!0)}};f.prototype.onStart=function(){this.play()};f.prototype.onStop=function(){this.stop()};f.prototype.loadVideo=function(a){this._video_url=a;this._video=document.createElement("video");this._video.src=a;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var b=this;this._video.addEventListener("loadedmetadata",
function(a){b.trace("Duration: "+this.duration+" seconds");b.trace("Size: "+this.videoWidth+","+this.videoHeight);b.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(a){});this._video.addEventListener("error",function(a){console.log("Error loading video: "+this.src);b.trace("Error loading video: "+this.src);if(this.error)switch(this.error.code){case this.error.MEDIA_ERR_ABORTED:b.trace("You stopped the video.");break;case this.error.MEDIA_ERR_NETWORK:b.trace("Network error - please try again later.");
break;case this.error.MEDIA_ERR_DECODE:b.trace("Video is broken..");break;case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:b.trace("Sorry, your browser can't play this video.")}});this._video.addEventListener("ended",function(a){b.trace("Ended.");this.play()})};f.prototype.onPropertyChange=function(a,b){this.properties[a]=b;"url"==a&&""!=b&&this.loadVideo(b);return!0};f.prototype.play=function(){this._video&&this._video.play()};f.prototype.playPause=function(){this._video&&(this._video.paused?this.play():
this.pause())};f.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};f.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};f.prototype.onWidget=function(a,b){};LiteGraph.registerNodeType("graphics/video",f);g.title="Webcam";g.desc="Webcam image";g.prototype.openStream=function(){function a(c){trace("Webcam rejected",c);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||
navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.getUserMedia({video:!0},this.streamReady.bind(this),a);var b=this}};g.prototype.streamReady=function(a){this._webcam_stream=a;var b=this._video;b||(b=document.createElement("video"),b.autoplay=!0,b.src=window.URL.createObjectURL(a),this._video=b,b.onloadedmetadata=function(a){console.log(a)})};g.prototype.onExecute=function(){null!=this._webcam_stream||
this._waiting_confirmation||this.openStream();this._video&&this._video.videoWidth&&(this._video.width=this._video.videoWidth,this._video.hieght=this._video.videoHeight,this.setOutputData(0,this._video))};LiteGraph.registerNodeType("graphics/webcam",g)})();