diff --git a/build/litegraph.js b/build/litegraph.js
index f13c09d73b..7f779830c7 100644
--- a/build/litegraph.js
+++ b/build/litegraph.js
@@ -65,6 +65,11 @@ var LiteGraph = global.LiteGraph = {
 	NEVER: 2,
 	ON_TRIGGER: 3,
 
+	NORMAL_TITLE: 0,
+	NO_TITLE: 1,
+	TRANSPARENT_TITLE: 2,
+	AUTOHIDE_TITLE: 3,
+
 	proxy: null, //used to redirect calls
 
 	debug: false,
@@ -448,6 +453,9 @@ LGraph.prototype.clear = function()
 	this._nodes_in_order = null; //nodes that are executable sorted in execution order
 	this._nodes_executable = null; //nodes that contain onExecute
 
+	//other scene stuff
+	this._groups = [];
+
 	//links
 	this.links = {}; //container with all the links
 
@@ -780,8 +788,10 @@ LGraph.prototype.computeExecutionOrder = function( only_onExecute, set_level )
 }
 
 /**
-* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively
+* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively.
+* It doesnt include the node itself
 * @method getAncestors
+* @return {Array} an array with all the LGraphNodes that affect this node, in order of execution
 */
 LGraph.prototype.getAncestors = function( node )
 {
@@ -810,6 +820,7 @@ LGraph.prototype.getAncestors = function( node )
 		}
 	}
 
+	ancestors.sort(function(a,b){ return a.order - b.order;});
 	return ancestors;
 }
 
@@ -939,10 +950,23 @@ LGraph.prototype.sendActionToCanvas = function(action, params)
 * @param {LGraphNode} node the instance of the node
 */
 
-LGraph.prototype.add = function(node, skip_compute_order)
+LGraph.prototype.add = function( node, skip_compute_order)
 {
 	if(!node)
 		return;
+
+	//groups
+	if( node.constructor === LGraphGroup )
+	{
+		this._groups.push( node );
+		this.setDirtyCanvas(true);
+		this.change();
+		node.graph = this;
+		this._version++;
+		return;
+	}
+
+	//nodes
 	if(node.id != -1 && this._nodes_by_id[node.id] != null)
 	{
 		console.warn("LiteGraph: there is already a node with this ID, changing it");
@@ -979,7 +1003,6 @@ LGraph.prototype.add = function(node, skip_compute_order)
 
 
 	this.setDirtyCanvas(true);
-
 	this.change();
 
 	return node; //to chain actions
@@ -993,6 +1016,18 @@ LGraph.prototype.add = function(node, skip_compute_order)
 
 LGraph.prototype.remove = function(node)
 {
+	if(node.constructor === LiteGraph.LGraphGroup)
+	{
+		var index = this._groups.indexOf(node);
+		if(index != -1)
+			this._groups.splice(index,1);
+		node.graph = null;
+		this._version++;
+		this.setDirtyCanvas(true,true);
+		this.change();
+		return;
+	}
+
 	if(this._nodes_by_id[node.id] == null)
 		return; //not found
 
@@ -1049,7 +1084,6 @@ LGraph.prototype.remove = function(node)
 		this.onNodeRemoved(node);
 
 	this.setDirtyCanvas(true,true);
-
 	this.change();
 
 	this.updateExecutionOrder();
@@ -1123,7 +1157,7 @@ LGraph.prototype.findNodesByTitle = function(title)
 * @param {number} x the x coordinate in canvas space
 * @param {number} y the y coordinate in canvas space
 * @param {Array} nodes_list a list with all the nodes to search from, by default is all the nodes in the graph
-* @return {Array} a list with all the nodes that intersect this coordinate
+* @return {LGraphNode} the node at this position or null
 */
 LGraph.prototype.getNodeOnPos = function(x,y, nodes_list)
 {
@@ -1131,12 +1165,30 @@ LGraph.prototype.getNodeOnPos = function(x,y, nodes_list)
 	for (var i = nodes_list.length - 1; i >= 0; i--)
 	{
 		var n = nodes_list[i];
-		if(n.isPointInsideNode( x, y, 2 ))
+		if(n.isPointInside( x, y, 2 ))
 			return n;
 	}
 	return null;
 }
 
+/**
+* Returns the top-most group in that position
+* @method getGroupOnPos
+* @param {number} x the x coordinate in canvas space
+* @param {number} y the y coordinate in canvas space
+* @return {LGraphGroup} the group or null
+*/
+LGraph.prototype.getGroupOnPos = function(x,y)
+{
+	for (var i = this._groups.length - 1; i >= 0; i--)
+	{
+		var g = this._groups[i];
+		if(g.isPointInside( x, y, 2 ))
+			return g;
+	}
+	return null;
+}
+
 // ********** GLOBALS *****************
 
 /**
@@ -1470,11 +1522,16 @@ LGraph.prototype.serialize = function()
 		links.push([ link.id, link.origin_id, link.origin_slot, link.target_id, link.target_slot, link.type ]);
 	}
 
+	var groups_info = [];
+	for(var i = 0; i < this._groups.length; ++i)
+		groups_info.push( this._groups[i].serialize() );
+
 	var data = {
 		last_node_id: this.last_node_id,
 		last_link_id: this.last_link_id,
 		nodes: nodes_info,
 		links: links, 
+		groups: groups_info,
 		config: this.config
 	};
 
@@ -1546,6 +1603,16 @@ LGraph.prototype.configure = function( data, keep_old )
 		}
 	}
 
+	//groups
+	this._groups.length = 0;
+	if( data.groups )
+	for(var i = 0; i < data.groups.length; ++i )
+	{
+		var group = new LiteGraph.LGraphGroup();
+		group.configure( data.groups[i] );
+		this.add( group );
+	}
+
 	this.updateExecutionOrder();
 	this._version++;
 	this.setDirtyCanvas(true,true);
@@ -1591,7 +1658,6 @@ LGraph.prototype.onNodeTrace = function(node, msg, color)
 		+  { name:string, type:string, pos: [x,y]=Optional, direction: "input"|"output", links: Array });
 
 	flags:
-		+ skip_title_render
 		+ clip_area: if you render outside the node, it will be cliped
 		+ unsafe_execution: not allowed for safe execution
 		+ skip_repeated_outputs: when adding new outputs, it wont show if there is one already connected
@@ -1647,7 +1713,7 @@ LGraphNode.prototype._ctor = function( title )
 	Object.defineProperty( this, "pos", {
 		set: function(v)
 		{
-			if(!v || !v.length < 2)
+			if(!v || v.length < 2)
 				return;
 			this._pos[0] = v[0];
 			this._pos[1] = v[1];
@@ -2398,7 +2464,7 @@ LGraphNode.prototype.computeSize = function( minHeight, out )
 	var size = out || new Float32Array([0,0]);
 	rows = Math.max(rows, 1);
 	var font_size = LiteGraph.NODE_TEXT_SIZE; //although it should be graphcanvas.inner_text_font size
-	size[1] = rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4;
+	size[1] = (this.constructor.slot_start_y || 0) + rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4;
 
 	var font_size = font_size;
 	var title_width = compute_text_size( this.title );
@@ -2441,17 +2507,29 @@ LGraphNode.prototype.computeSize = function( minHeight, out )
 	return size;
 }
 
+/**
+* Allows to pass 
+* 
+* @method addWidget
+* @return {Float32Array[4]} the total size
+*/
 LGraphNode.prototype.addWidget = function( type, name, value, callback, options )
 {
 	if(!this.widgets)
 		this.widgets = [];
 	var w = {
-		type: type,
+		type: type.toLowerCase(),
 		name: name,
 		value: value,
 		callback: callback,
-		options: options
+		options: options || {}
 	};
+
+	if(options.y)
+		w.y = options.y;
+
+	if( type == "combo" && !w.options.values )
+		throw("LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }");
 	this.widgets.push(w);
 	return w;
 }
@@ -2475,17 +2553,17 @@ LGraphNode.prototype.getBounding = function( out )
 
 /**
 * checks if a point is inside the shape of a node
-* @method isPointInsideNode
+* @method isPointInside
 * @param {number} x
 * @param {number} y
 * @return {boolean}
 */
-LGraphNode.prototype.isPointInsideNode = function(x,y, margin)
+LGraphNode.prototype.isPointInside = function(x,y, margin)
 {
 	margin = margin || 0;
 
 	var margin_top = this.graph && this.graph.isLive() ? 0 : 20;
-	if(this.flags.collapsed)
+	if(this.flags && this.flags.collapsed)
 	{
 		//if ( distance([x,y], [this.pos[0] + this.size[0]*0.5, this.pos[1] + this.size[1]*0.5]) < LiteGraph.NODE_COLLAPSED_RADIUS)
 		if( isInsideRectangle( x, y, this.pos[0] - margin, this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT - margin, (this._collapsed_width||LiteGraph.NODE_COLLAPSED_WIDTH) + 2 * margin, LiteGraph.NODE_TITLE_HEIGHT + 2 * margin ) )
@@ -2848,7 +2926,7 @@ LGraphNode.prototype.disconnectInput = function( slot )
 * @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot)
 * @return {[x,y]} the position
 **/
-LGraphNode.prototype.getConnectionPos = function(is_input, slot_number)
+LGraphNode.prototype.getConnectionPos = function( is_input, slot_number )
 {
 	if(this.flags.collapsed)
 	{
@@ -2869,8 +2947,8 @@ LGraphNode.prototype.getConnectionPos = function(is_input, slot_number)
 		return [this.pos[0] + this.outputs[slot_number].pos[0],this.pos[1] + this.outputs[slot_number].pos[1]];
 
 	if(!is_input) //output
-		return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT];
-	return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT];
+		return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)];
+	return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0) ];
 }
 
 /* Force align to grid */
@@ -2978,9 +3056,11 @@ LGraphNode.prototype.captureInput = function(v)
 * Collapse the node to make it smaller on the canvas
 * @method collapse
 **/
-LGraphNode.prototype.collapse = function()
+LGraphNode.prototype.collapse = function( force )
 {
 	this.graph._version++;
+	if(this.constructor.collapsable === false && !force)
+		return;
 	if(!this.flags.collapsed)
 		this.flags.collapsed = true;
 	else
@@ -3010,6 +3090,105 @@ LGraphNode.prototype.localToScreen = function(x,y, graphcanvas)
 
 
 
+
+function LGraphGroup( title )
+{
+	this._ctor( title );
+}
+
+global.LGraphGroup = LiteGraph.LGraphGroup = LGraphGroup;
+
+LGraphGroup.prototype._ctor = function( title )
+{
+	this.title = title || "Unnamed";
+	this._bounding = new Float32Array([10,10,140,80]);
+	this._pos = this._bounding.subarray(0,2);
+	this._size = this._bounding.subarray(2,4);
+	this._nodes = [];
+	this.color = LGraphCanvas.node_colors.pale_blue ? LGraphCanvas.node_colors.pale_blue.groupcolor : "#AAA";
+	this.graph = null;
+
+	Object.defineProperty( this, "pos", {
+		set: function(v)
+		{
+			if(!v || v.length < 2)
+				return;
+			this._pos[0] = v[0];
+			this._pos[1] = v[1];
+		},
+		get: function()
+		{
+			return this._pos;
+		},
+		enumerable: true
+	});
+
+	Object.defineProperty( this, "size", {
+		set: function(v)
+		{
+			if(!v || v.length < 2)
+				return;
+			this._size[0] = Math.max(140,v[0]);
+			this._size[1] = Math.max(80,v[1]);
+		},
+		get: function()
+		{
+			return this._size;
+		},
+		enumerable: true
+	});
+}
+
+LGraphGroup.prototype.configure = function(o)
+{
+	this.title = o.title;
+	this._bounding.set( o.bounding );
+	this.color = o.color;
+}
+
+LGraphGroup.prototype.serialize = function()
+{
+	var b = this._bounding;
+	return {
+		title: this.title,
+		bounding: [ b[0], b[1], b[2], b[3] ],
+		color: this.color
+	};
+}
+
+LGraphGroup.prototype.move = function(deltax, deltay, ignore_nodes)
+{
+	this._pos[0] += deltax;
+	this._pos[1] += deltay;
+	if(ignore_nodes)
+		return;
+	for(var i = 0; i < this._nodes.length; ++i)
+	{
+		var node = this._nodes[i];
+		node.pos[0] += deltax;
+		node.pos[1] += deltay;
+	}
+}
+
+LGraphGroup.prototype.recomputeInsideNodes = function()
+{
+	this._nodes.length = 0;
+	var nodes = this.graph._nodes;
+	var node_bounding = new Float32Array(4);
+
+	for(var i = 0; i < nodes.length; ++i)
+	{
+		var node = nodes[i];
+		node.getBounding( node_bounding );
+		if(!overlapBounding( this._bounding, node_bounding ))
+			continue; //out of the visible area
+		this._nodes.push( node );
+	}
+}
+
+LGraphGroup.prototype.isPointInside = LGraphNode.prototype.isPointInside;
+LGraphGroup.prototype.setDirtyCanvas = LGraphNode.prototype.setDirtyCanvas;
+
 //*********************************************************************************
 // LGraphCanvas: LGraph renderer CLASS
 //*********************************************************************************
@@ -3087,6 +3266,7 @@ function LGraphCanvas( canvas, graph, options )
 
 	this.current_node = null;
 	this.node_widget = null; //used for widgets
+	this.last_mouse_position = [0,0];
 
 	//link canvas and graph
 	if(graph)
@@ -3124,6 +3304,8 @@ LGraphCanvas.prototype.clear = function()
 	this.dragging_rectangle = null;
 
 	this.selected_nodes = {};
+	this.selected_group = null;
+
 	this.visible_nodes = [];
 	this.node_dragged = null;
 	this.node_over = null;
@@ -3680,9 +3862,20 @@ LGraphCanvas.prototype.processMouseDown = function(e)
 		}
 		else //clicked outside of nodes
 		{
+			this.selected_group = this.graph.getGroupOnPos( e.canvasX, e.canvasY );
+			this.selected_group_resizing = false;
+			if( this.selected_group )
+			{
+				if( e.ctrlKey )
+					this.dragging_rectangle = null;
+
+				var dist = distance( [e.canvasX, e.canvasY], [ this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1] ] );
+				if( (dist * this.scale) < 10 )
+					this.selected_group_resizing = true;
+				else
+					this.selected_group.recomputeInsideNodes();
+			}
 			clicking_canvas_bg = true;
-			if ( (now - this.last_mouseclick) < 300 && this.allow_searchbox )
-				setTimeout( function(){ that.showSearchBox(e); },10 );
 		}
 
 		if( !skip_action && clicking_canvas_bg && this.allow_dragcanvas )
@@ -3746,12 +3939,27 @@ LGraphCanvas.prototype.processMouseMove = function(e)
 		this.processNodeWidgets( this.node_widget[0], this.canvas_mouse, e, this.node_widget[1] );
 		this.dirty_canvas = true;
 	}
+
 	if( this.dragging_rectangle )
 	{
 		this.dragging_rectangle[2] = e.canvasX - this.dragging_rectangle[0];
 		this.dragging_rectangle[3] = e.canvasY - this.dragging_rectangle[1];
 		this.dirty_canvas = true;
 	}
+	else if (this.selected_group)
+	{
+		if( this.selected_group_resizing )
+			this.selected_group.size = [ e.canvasX - this.selected_group.pos[0], e.canvasY - this.selected_group.pos[1] ];
+		else
+		{
+			var deltax = delta[0] / this.scale;
+			var deltay = delta[1] / this.scale;
+			this.selected_group.move( deltax, deltay, e.ctrlKey );
+			if( this.selected_group._nodes.length)
+				this.dirty_canvas = true;
+		}
+		this.dirty_bgcanvas = true;
+	}
 	else if(this.dragging_canvas)
 	{
 		this.offset[0] += delta[0] / this.scale;
@@ -3918,6 +4126,8 @@ LGraphCanvas.prototype.processMouseUp = function(e)
 	if (e.which == 1) //left button
 	{
 		this.node_widget = null;
+		this.selected_group = null;
+		this.selected_group_resizing = false;
 
 		if( this.dragging_rectangle )
 		{
@@ -4480,6 +4690,12 @@ LGraphCanvas.prototype.adjustMouseEvent = function(e)
 		e.localY = e.pageY;
 	}
 
+	e.deltaX = e.localX - this.last_mouse_position[0];
+	e.deltaY = e.localY - this.last_mouse_position[1];
+
+	this.last_mouse_position[0] = e.localX;
+	this.last_mouse_position[1] = e.localY;
+
 	e.canvasX = e.localX / this.scale - this.offset[0];
 	e.canvasY = e.localY / this.scale - this.offset[1];
 }
@@ -4836,6 +5052,10 @@ LGraphCanvas.prototype.drawBackCanvas = function()
 			ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = true;
 		}
 
+		//groups
+		if(this.graph._groups.length && !this.live_mode)
+			this.drawGroups(canvas, ctx);
+
 		if(this.onBackgroundRender)
 			this.onBackgroundRender(canvas, ctx);
 
@@ -4887,12 +5107,6 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 	var color = node.color || node.constructor.color || LiteGraph.NODE_DEFAULT_COLOR;
 	var bgcolor = node.bgcolor || node.constructor.bgcolor || LiteGraph.NODE_DEFAULT_BGCOLOR;
 
-	var render_title = true;
-	if(node.flags.skip_title_render || node.graph.isLive())
-		render_title = false;
-	if(node.mouseOver)
-		render_title = true;
-
 	//shadow and glow
 	if (node.mouseOver)
 		glow = true;
@@ -4963,7 +5177,7 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 	}
 
 	//draw shape
-	this.drawNodeShape( node, ctx, size, color, bgcolor, !render_title, node.selected );
+	this.drawNodeShape( node, ctx, size, color, bgcolor, node.selected, node.mouseOver );
 	ctx.shadowColor = "transparent";
 
 	//connection slots
@@ -5129,7 +5343,7 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 }
 
 /* Renders the node shape */
-LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolor, no_title, selected )
+LGraphCanvas.prototype.drawNodeShape = function( node, ctx, size, fgcolor, bgcolor, selected, mouse_over )
 {
 	//bg rect
 	ctx.strokeStyle = fgcolor;
@@ -5139,19 +5353,31 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 
 	//render node area depending on shape
 	var shape = node._shape || node.constructor.shape || LiteGraph.BOX_SHAPE;
+	var title_mode = node.constructor.title_mode;
+
+	var render_title = true;
+	if( title_mode == LiteGraph.TRANSPARENT_TITLE )
+		render_title = false;
+	else if( title_mode == LiteGraph.AUTOHIDE_TITLE && mouse_over)
+		render_title = true;
+
+	var areax = 0;
+	var areay = render_title ? -title_height : 0;
+	var areaw = size[0]+1;
+	var areah = render_title ? size[1] + title_height : size[1];
 
 	if(!node.flags.collapsed)
 	{
 		if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5)
 		{
 			ctx.beginPath();
-			ctx.rect(0,no_title ? 0 : -title_height, size[0]+1, no_title ? size[1] : size[1] + title_height);
+			ctx.rect( areax, areay, areaw, areah );
 			ctx.fill();
 		}
 		else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE)
 		{
 			ctx.beginPath();
-			ctx.roundRect(0,no_title ? 0 : -title_height,size[0], no_title ? size[1] : size[1] + title_height, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius);
+			ctx.roundRect( areax, areay, areaw, areah, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius);
 			ctx.fill();
 		}
 		else if (shape == LiteGraph.CIRCLE_SHAPE)
@@ -5178,11 +5404,11 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 		node.onDrawBackground( ctx, this );
 	}
 
-	//title bg (remember, it is rendered ABOVE the node
-	if(!no_title)
+	//title bg (remember, it is rendered ABOVE the node)
+	if(render_title || title_mode == LiteGraph.TRANSPARENT_TITLE )
 	{
 		//title bar
-		if(1) //!node.flags.collapsed)
+		if(title_mode != LiteGraph.TRANSPARENT_TITLE) //!node.flags.collapsed)
 		{
 			//* gradient test
 			if(this.use_gradients)
@@ -5241,7 +5467,10 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 			var title = node.getTitle();
 			if(title)
 			{
-				ctx.fillStyle = node.constructor.title_text_color || this.node_title_color;
+				if(selected)
+					ctx.fillStyle = "white";
+				else
+					ctx.fillStyle = node.constructor.title_text_color || this.node_title_color;
 				if( node.flags.collapsed )
 				{
 					ctx.textAlign =  "center";
@@ -5261,14 +5490,19 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 	//render selection marker
 	if(selected)
 	{
+		if( title_mode == LiteGraph.TRANSPARENT_TITLE )
+		{
+			areay -= title_height;
+			areah += title_height;
+		}
 		ctx.lineWidth = 1;
 		ctx.beginPath();
 		if(shape == LiteGraph.BOX_SHAPE)
-			ctx.rect(-6,-6 + (no_title ? 0 : -title_height), 12 + size[0]+1, 12 + (no_title ? size[1] : size[1] + title_height));
-		else if (shape == LiteGraph.ROUND_SHAPE)
-			ctx.roundRect(-6, -6 + (no_title ? 0 : -title_height), 12 + size[0], 12 + (no_title ? size[1] : size[1] + title_height), this.round_radius * 2);
+			ctx.rect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah );
+		else if (shape == LiteGraph.ROUND_SHAPE || (shape == LiteGraph.CARD_SHAPE && node.flags.collapsed) )
+			ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2);
 		else if (shape == LiteGraph.CARD_SHAPE)
-			ctx.roundRect(-6, -6 + (no_title ? 0 : -title_height), 12 + size[0], 12 + (no_title ? size[1] : size[1] + title_height), this.round_radius * 2, 0);
+			ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2, 2);
 		else if (shape == LiteGraph.CIRCLE_SHAPE)
 			ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5 + 6, 0, Math.PI*2);
 		ctx.strokeStyle = "#DDD";
@@ -5452,9 +5686,12 @@ LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widge
 	var width = node.size[0];
 	var widgets = node.widgets;
 	posY += 2;
+	var H = LiteGraph.NODE_WIDGET_HEIGHT;
+	var show_text = this.scale > 0.5;
+
 	for(var i = 0; i < widgets.length; ++i)
 	{
-		var w = widgets[0];
+		var w = widgets[i];
 		var y = posY;
 		if(w.y)
 			y = w.y;
@@ -5472,25 +5709,64 @@ LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widge
 					w.clicked = false;
 					this.dirty_canvas = true;
 				}
-				ctx.fillRect(6.5,y,width-12,20);
-				ctx.strokeRect(6.5,y,width-12,20);
-				ctx.textAlign = "center";
-				ctx.fillStyle = "#AAA";
-				ctx.fillText( w.name, width*0.5, y + 20*0.7 );
+				ctx.fillRect(10,y,width-20,H);
+				ctx.strokeRect(10,y,width-20,H);
+				if(show_text)
+				{
+					ctx.textAlign = "center";
+					ctx.fillStyle = "#AAA";
+					ctx.fillText( w.name, width*0.5, y + H*0.7 );
+				}
 				break;
 			case "slider": 
-				ctx.fillRect(6.5,y,width-12,20);
+				ctx.fillStyle = "#111";
+				ctx.fillRect(10,y,width-20,H);
 				var range = w.options.max - w.options.min;
 				var nvalue = (w.value - w.options.min) / range;
 				ctx.fillStyle = active_widget == w ? "#89A" : "#678";
-				ctx.fillRect(6.5,y,nvalue*(width-12),20);
-				ctx.strokeRect(6.5,y,width-12,20);
-				ctx.textAlign = "center";
-				ctx.fillStyle = "#CCC";
-				ctx.fillText( w.name + "  " + Number(w.value).toFixed(3), width*0.5, y + 20*0.7 );
+				ctx.fillRect(10,y,nvalue*(width-20),H);
+				ctx.strokeRect(10,y,width-20,H);
+				if(show_text)
+				{
+					ctx.textAlign = "center";
+					ctx.fillStyle = "#DDD";
+					ctx.fillText( w.name + "  " + Number(w.value).toFixed(3), width*0.5, y + H*0.7 );
+				}
+				break;
+			case "number":
+			case "combo":
+				ctx.textAlign = "left";
+				ctx.strokeStyle = "#AAA";
+				ctx.fillStyle = "#111";
+				ctx.beginPath();
+				ctx.roundRect( 10, posY, width - 20, H,H*0.5 );
+				ctx.fill();
+				ctx.stroke();
+				ctx.fillStyle = "#AAA";
+				ctx.beginPath();
+				ctx.moveTo( 26, posY + 5 );
+				ctx.lineTo( 16, posY + H*0.5 );
+				ctx.lineTo( 26, posY + H - 5 );
+				ctx.moveTo( width - 26, posY + 5 );
+				ctx.lineTo( width - 16, posY + H*0.5 );
+				ctx.lineTo( width - 26, posY + H - 5 );
+				ctx.fill();
+				if(show_text)
+				{
+					ctx.fillStyle = "#999";
+					ctx.fillText( w.name, 30, y + H*0.7 );
+					ctx.fillStyle = "#DDD";
+					ctx.textAlign = "right";
+					if(w.type == "number")
+						ctx.fillText( Number(w.value).toFixed( w.options.precision !== undefined ? w.options.precision : 3), width - 40, y + H*0.7 );
+					else
+						ctx.fillText( w.value, width - 40, y + H*0.7 );
+				}
+				break;
+			default:
 				break;
 		}
-		posY += 20;
+		posY += H + 4;
 	}
 	ctx.textAlign = "left";
 }
@@ -5521,12 +5797,47 @@ LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_w
 					break;
 				case "slider": 
 					var range = w.options.max - w.options.min;
-					var nvalue = Math.clamp( (x - 6) / (width - 12), 0, 1);
+					var nvalue = Math.clamp( (x - 10) / (width - 20), 0, 1);
 					w.value = w.options.min + (w.options.max - w.options.min) * nvalue;
 					if(w.callback)
 						setTimeout( function(){	w.callback( w.value, that, node, pos ); }, 20 );
 					this.dirty_canvas = true;
 					break;
+				case "number": 
+				case "combo": 
+					if(event.type == "mousemove" && w.type == "number")
+					{
+						w.value += (event.deltaX * 0.1) * (w.options.step || 1);
+						if(w.options.min != null && w.value < w.options.min)
+							w.value = w.options.min;
+						if(w.options.max != null && w.value > w.options.max)
+							w.value = w.options.max;
+					}
+					else if( event.type == "mousedown" )
+					{
+						var delta = ( x < 40 ? -1 : ( x > width - 40 ? 1 : 0) );
+						if (w.type == "number")
+						{
+							w.value += delta * 0.1 * (w.options.step || 1);
+							if(w.options.min != null && w.value < w.options.min)
+								w.value = w.options.min;
+							if(w.options.max != null && w.value > w.options.max)
+								w.value = w.options.max;
+						}
+						else if(delta)
+						{
+							var index = w.options.values.indexOf( w.value ) + delta;
+							if( index >= w.options.values.length )
+								index = 0;
+							if( index < 0 )
+								index = w.options.values.length - 1;
+							w.value = w.options.values[ index ];
+						}
+					}
+					if(w.callback)
+						setTimeout( function(){	w.callback( w.value, that, node, pos ); }, 20 );
+					this.dirty_canvas = true;
+					break;
 			}
 
 			return w;
@@ -5536,116 +5847,40 @@ LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_w
 }
 
 
-/*
-LGraphCanvas.prototype.guiButton = function( ctx, rect, text, callback )
+LGraphCanvas.prototype.drawGroups = function(canvas, ctx)
 {
-	if(!rect)
-		throw("No area");
+	if(!this.graph)
+		return;
 
-	var gui_data = this.gui_data;
+	var groups = this.graph._groups;
 
-	var node = this.current_node;
-	this.addGUIRect( node, rect );
+	ctx.save();
+	ctx.globalAlpha = 0.5;
+	ctx.font = "24px Arial";
 
-	var mouse_over = gui_data.local_position[0] >= rect[0] && gui_data.local_position[1] >= rect[1] && gui_data.local_position[0] < rect[0] + rect[2] && gui_data.local_position[1] < rect[1] + rect[3];
-	var clicked = gui_data.over_node == node && gui_data.last_frame_click && mouse_over;
-
-	ctx.fillStyle = clicked ? "#AAA" : ( mouse_over ? "#555" : "#333" );
-	ctx.fillRect( rect[0], rect[1], rect[2], rect[3] );
-	ctx.strokeStyle = "#AAA";
-	ctx.strokeRect( rect[0] + 0.5, rect[1] + 0.5, rect[2], rect[3] );
-	ctx.textAlign = "center";
-	ctx.fillStyle = clicked ? "#000" : "#AAA";
-	ctx.fillText( text, rect[0] + rect[2] * 0.5, rect[1] + rect[3] * 0.75 );
-
-	if(clicked)
+	for(var i = 0; i < groups.length; ++i)
 	{
-		this.node_dragged = null;
-		if(callback)
-			setTimeout( function(){ callback( this.current_node, text, gui_data.local_position ); },1 );
-		return true;
-	}
-	return false;
-}
+		var group = groups[i];
 
-LGraphCanvas.prototype.guiSlider = function( ctx, rect, value, left_value, right_value, text )
-{
-	if(!rect)
-		throw("No area");
+		if(!overlapBounding( this.visible_area, group._bounding ))
+			continue; //out of the visible area
 
-	var gui_data = this.gui_data;
-	var node = this.current_node;
-	this.addGUIRect( node, rect );
+		ctx.fillStyle = group.color || "#335";
+		ctx.strokeStyle = group.color || "#335";
 
-	var node = this.current_node;
-	var mouse_over = gui_data.local_position[0] >= rect[0] && gui_data.local_position[1] >= rect[1] && gui_data.local_position[0] < rect[0] + rect[2] && gui_data.local_position[1] - 2 < rect[1] + rect[3];
-	var clicked = gui_data.over_node == node && gui_data.last_frame_click && mouse_over;
-	var dragging = false;
-	
-	if( gui_data.clicked_node == node )
-		dragging = gui_data.click_position[0] >= rect[0] && gui_data.click_position[1] >= rect[1] && gui_data.click_position[0] < rect[0] + rect[2] && gui_data.click_position[1] - 2 < rect[1] + rect[3];
+		ctx.globalAlpha = 0.25;
+		ctx.beginPath();
+		ctx.rect( group._pos[0], group._pos[1], group.size[0], group.size[1] );
+		ctx.fill();
+		ctx.globalAlpha = 1;
+		ctx.stroke();
 
-	if(left_value === undefined)
-		left_value = 0;
-	if(right_value === undefined)
-		right_value = 1;
-	value = Number(value);
-	left_value = Number(left_value);
-	right_value = Number(right_value);
-
-	var range = right_value - left_value;
-	var norm_value = (value - left_value) / range;
-	if(norm_value < 0) norm_value = 0;
-	if(norm_value > 1) norm_value = 1;
-
-	var margin = Math.max(1,rect[3]*0.05);
-
-	if(clicked || dragging)
-	{
-		norm_value = ( gui_data.local_position[0] - (rect[0] + margin)) / (rect[2] - margin*2);
-		if(norm_value < 0) norm_value = 0;
-		if(norm_value > 1) norm_value = 1;
-		value = norm_value * range + left_value;
-		this.dirty_canvas = true;
+		ctx.fillText( group.title, group._pos[0] + 4, group._pos[1] + 24 );
 	}
 
-	//bg
-	ctx.fillStyle = "#AAA";
-	ctx.fillRect( rect[0], rect[1], rect[2], rect[3] );
-
-	//slider
-	ctx.fillStyle = "#111";
-	ctx.fillRect( rect[0] + margin, rect[1] + margin, rect[2] - margin*2, rect[3] - margin*2 );
-	ctx.fillStyle = (mouse_over && !gui_data.clicked_node) || dragging ? "#FE8" : "#666";
-	ctx.fillRect( rect[0] + margin, rect[1] + margin, Math.max(2, (rect[2] - margin*2) * norm_value ), rect[3] - margin*2 );
-
-	ctx.font = (rect[3]*0.5).toFixed(0) + "px Arial";
-	ctx.fillStyle = "#111";
-	if(text != null)
-	{
-		ctx.textAlign = "left";
-		ctx.fillText( String(text), rect[0] + 10, rect[1] + rect[3] * 0.7 );
-	}
-	ctx.textAlign = "right";
-	ctx.fillStyle = "#666";
-	ctx.fillText( value.toFixed(2), rect[0] + rect[2] - 10, rect[1] + rect[3] * 0.7 );
-
-	return value;
+	ctx.restore();
 }
-*/
 
-/*
-LGraphCanvas.prototype.resizeCanvas = function(width,height)
-{
-	this.canvas.width = width;
-	if(height)
-		this.canvas.height = height;
-
-	this.bgcanvas.width = this.canvas.width;
-	this.bgcanvas.height = this.canvas.height;
-	this.draw(true,true);
-}
-*/
 
 LGraphCanvas.prototype.resize = function(width, height)
 {
@@ -5743,6 +5978,16 @@ LGraphCanvas.prototype.touchHandler = function(event)
 
 /* CONTEXT MENU ********************/
 
+LGraphCanvas.onGroupAdd = function(info,entry,mouse_event)
+{
+	var canvas = LGraphCanvas.active_canvas;
+	var ref_window = canvas.getCanvasWindow();
+		
+	var group = new LiteGraph.LGraphGroup();
+	group.pos = canvas.convertEventToCanvas( mouse_event );
+	canvas.graph.add( group );
+}
+
 LGraphCanvas.onMenuAdd = function( node, options, e, prev_menu )
 {
 	var canvas = LGraphCanvas.active_canvas;
@@ -6361,8 +6606,7 @@ LGraphCanvas.prototype.createDialog = function( html, options )
 
 LGraphCanvas.onMenuNodeCollapse = function( value, options, e, menu, node )
 {
-	node.flags.collapsed = !node.flags.collapsed;
-	node.setDirtyCanvas(true,true);
+	node.collapse();
 }
 
 LGraphCanvas.onMenuNodePin = function( value, options, e, menu, node )
@@ -6416,8 +6660,13 @@ LGraphCanvas.onMenuNodeColors = function( value, options, e, menu, node )
 		var color = v.value ? LGraphCanvas.node_colors[ v.value ] : null;
 		if(color)
 		{
-			node.color = color.color;
-			node.bgcolor = color.bgcolor;
+			if(node.constructor === LiteGraph.LGraphGroup)
+				node.color = color.groupcolor;
+			else
+			{
+				node.color = color.color;
+				node.bgcolor = color.bgcolor;
+			}
 		}
 		else
 		{
@@ -6453,8 +6702,9 @@ LGraphCanvas.onMenuNodeRemove = function( value, options, e, menu, node )
 	if(!node)
 		throw("no node passed");
 
-	if(node.removable == false)
+	if(node.removable === false)
 		return;
+
 	node.graph.remove(node);
 	node.setDirtyCanvas(true,true);
 }
@@ -6471,15 +6721,15 @@ LGraphCanvas.onMenuNodeClone = function( value, options, e, menu, node )
 }
 
 LGraphCanvas.node_colors = {
-	"red": { color:"#322", bgcolor:"#533" },
-	"brown": { color:"#332922", bgcolor:"#593930" },
-	"green": { color:"#232", bgcolor:"#353" },
-	"blue": { color:"#223", bgcolor:"#335" },
-	"pale_blue": { color:"#2a363b", bgcolor:"#3f5159" },
-	"cyan": { color:"#233", bgcolor:"#355" },
-	"purple": { color:"#323", bgcolor:"#535" },
-	"yellow": { color:"#432", bgcolor:"#653" },
-	"black": { color:"#222", bgcolor:"#000" }
+	"red": { color:"#322", bgcolor:"#533", groupcolor: "#A88" },
+	"brown": { color:"#332922", bgcolor:"#593930", groupcolor: "#b06634" },
+	"green": { color:"#232", bgcolor:"#353", groupcolor: "#8A8" },
+	"blue": { color:"#223", bgcolor:"#335", groupcolor: "#88A" },
+	"pale_blue": { color:"#2a363b", bgcolor:"#3f5159", groupcolor: "#3f789e" },
+	"cyan": { color:"#233", bgcolor:"#355", groupcolor: "#8AA" },
+	"purple": { color:"#323", bgcolor:"#535", groupcolor: "#a1309b" },
+	"yellow": { color:"#432", bgcolor:"#653", groupcolor: "#b58b2a" },
+	"black": { color:"#222", bgcolor:"#000", groupcolor: "#444" }
 };
 
 LGraphCanvas.prototype.getCanvasMenuOptions = function()
@@ -6490,7 +6740,8 @@ LGraphCanvas.prototype.getCanvasMenuOptions = function()
 	else
 	{
 		options = [
-			{ content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd }
+			{ content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd },
+			{ content:"Add Group", callback: LGraphCanvas.onGroupAdd }
 			//{content:"Collapse All", callback: LGraphCanvas.onMenuCollapseAll }
 		];
 
@@ -6567,6 +6818,18 @@ LGraphCanvas.prototype.getNodeMenuOptions = function( node )
 	return options;
 }
 
+LGraphCanvas.prototype.getGroupMenuOptions = function( node )
+{
+	var o = [
+		{content:"Title", callback: LGraphCanvas.onShowTitleEditor },
+		{content:"Color", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors },
+		null,
+		{content:"Remove", callback: LGraphCanvas.onMenuNodeRemove }
+	];
+
+	return o;
+}
+
 LGraphCanvas.prototype.processContextMenu = function( node, event )
 {
 	var that = this;
@@ -6584,7 +6847,7 @@ LGraphCanvas.prototype.processContextMenu = function( node, event )
 		LGraphCanvas.active_node = node;
 	}
 
-	if(slot)
+	if(slot) //on slot
 	{
 		menu_info = [];
 		menu_info.push( slot.locked ? "Cannot remove"  : { content: "Remove Slot", slot: slot } );
@@ -6594,10 +6857,23 @@ LGraphCanvas.prototype.processContextMenu = function( node, event )
 			options.title = "Action";
 		if(slot.output && slot.output.type == LiteGraph.EVENT)
 			options.title = "Event";
-
 	}
 	else
-		menu_info = node ? this.getNodeMenuOptions(node) : this.getCanvasMenuOptions();
+	{
+		if( node ) //on node
+			menu_info = this.getNodeMenuOptions(node);
+		else 
+		{
+			var group = this.graph.getGroupOnPos( event.canvasX, event.canvasY );
+			if( group ) //on group
+			{
+				options.node = group;
+				menu_info = this.getGroupMenuOptions( group );
+			}
+			else
+				menu_info = this.getCanvasMenuOptions();
+		}
+	}
 
 	//show menu
 	if(!menu_info)
@@ -8241,8 +8517,6 @@ var LiteGraph = global.LiteGraph;
 
 	LiteGraph.registerNodeType("widget/knob", WidgetKnob);
 
-
-
 	//Show value inside the debug console
 	function WidgetSliderGUI()
 	{
@@ -8251,8 +8525,7 @@ var LiteGraph = global.LiteGraph;
 			value: 0.5,
 			min: 0,
 			max: 1,
-			text: "V",
-			y: 2
+			text: "V"
 		};
 		var that = this;
 		this.size = [80,60];
diff --git a/build/litegraph.min.js b/build/litegraph.min.js
index 2ff93767de..e0bcc3af95 100755
--- a/build/litegraph.min.js
+++ b/build/litegraph.min.js
@@ -1,462 +1,474 @@
-(function(v){function g(a){k.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear();a&&this.configure(a)}function d(a){this._ctor(a)}function l(a,b,c){c=c||{};this.background_image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=";
-a&&a.constructor===String&&(a=document.querySelector(a));this.max_zoom=10;this.min_zoom=0.1;this.zoom_modify_alpha=!0;this.title_text_font="bold "+k.NODE_TEXT_SIZE+"px Arial";this.inner_text_font="normal "+k.NODE_SUBTEXT_SIZE+"px Arial";this.node_title_color=k.NODE_TITLE_COLOR;this.default_link_color="#AAC";this.default_connection_color={input_off:"#AAB",input_on:"#7F7",output_off:"#AAB",output_on:"#7F7"};this.highquality_render=!0;this.use_gradients=!1;this.editor_alpha=1;this.pause_rendering=!1;
+(function(t){function h(a){l.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear();a&&this.configure(a)}function f(a){this._ctor(a)}function n(a){this._ctor(a)}function d(a,b,g){g=g||{};this.background_image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=";
+a&&a.constructor===String&&(a=document.querySelector(a));this.max_zoom=10;this.min_zoom=0.1;this.zoom_modify_alpha=!0;this.title_text_font="bold "+l.NODE_TEXT_SIZE+"px Arial";this.inner_text_font="normal "+l.NODE_SUBTEXT_SIZE+"px Arial";this.node_title_color=l.NODE_TITLE_COLOR;this.default_link_color="#AAC";this.default_connection_color={input_off:"#AAB",input_on:"#7F7",output_off:"#AAB",output_on:"#7F7"};this.highquality_render=!0;this.use_gradients=!1;this.editor_alpha=1;this.pause_rendering=!1;
 this.render_only_selected=this.clear_background=this.render_shadows=!0;this.live_mode=!1;this.allow_searchbox=this.allow_interaction=this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.drag_mode=!1;this.filter=this.dragging_rectangle=null;this.always_render_background=!1;this.render_canvas_border=!0;this.render_connections_shadows=!1;this.render_connection_arrows=this.render_curved_connections=this.render_connections_border=!0;this.canvas_mouse=[0,0];this.onSearchBoxSelection=this.onSearchBox=
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-b.priority||0;return c==E?a.order-b.order:c-E});for(p=0;p<n;++p)c[p].order=p;return c};g.prototype.getAncestors=function(a){for(var b=[],c=[a],e={};c.length;){var f=c.shift();if(f.inputs){e[f.id]||f==a||(e[f.id]=!0,b.push(f));for(var m=0;m<f.inputs.length;++m){var h=f.getInputNode(m);h&&-1==b.indexOf(h)&&c.push(h)}}}return b};g.prototype.arrange=function(a){a=a||40;for(var b=this.computeExecutionOrder(!1,!0),c=[],e=0;e<b.length;++e){var f=b[e],m=f._level||1;c[m]||(c[m]=[]);c[m].push(f)}b=a;for(e=
-0;e<c.length;++e)if(m=c[e]){for(var h=100,p=a,n=0;n<m.length;++n)f=m[n],f.pos[0]=b,f.pos[1]=p,f.size[0]>h&&(h=f.size[0]),p+=f.size[1]+a;b+=h+a}this.setDirtyCanvas(!0,!0)};g.prototype.getTime=function(){return this.globaltime};g.prototype.getFixedTime=function(){return this.fixedtime};g.prototype.getElapsedTime=function(){return this.elapsed_time};g.prototype.sendEventToAllNodes=function(a,b,c){c=c||k.ALWAYS;var e=this._nodes_in_order?this._nodes_in_order:this._nodes;if(e)for(var f=0,m=e.length;f<
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-k.MAX_NUMBER_OF_NODES)throw"LiteGraph: max number of nodes in a graph reached";null==a.id||-1==a.id?a.id=++this.last_node_id:this.last_node_id<a.id&&(this.last_node_id=a.id);a.graph=this;this._version++;this._nodes.push(a);this._nodes_by_id[a.id]=a;if(a.onAdded)a.onAdded(this);this.config.align_to_grid&&a.alignToGrid();b||this.updateExecutionOrder();if(this.onNodeAdded)this.onNodeAdded(a);this.setDirtyCanvas(!0);this.change();return a}};g.prototype.remove=function(a){if(null!=this._nodes_by_id[a.id]&&
-!a.ignore_remove){if(a.inputs)for(var b=0;b<a.inputs.length;b++){var c=a.inputs[b];null!=c.link&&a.disconnectInput(b)}if(a.outputs)for(b=0;b<a.outputs.length;b++)c=a.outputs[b],null!=c.links&&c.links.length&&a.disconnectOutput(b);if(a.onRemoved)a.onRemoved();a.graph=null;this._version++;if(this.list_of_graphcanvas)for(b=0;b<this.list_of_graphcanvas.length;++b)c=this.list_of_graphcanvas[b],c.selected_nodes[a.id]&&delete c.selected_nodes[a.id],c.node_dragged==a&&(c.node_dragged=null);b=this._nodes.indexOf(a);
--1!=b&&this._nodes.splice(b,1);delete this._nodes_by_id[a.id];if(this.onNodeRemoved)this.onNodeRemoved(a);this.setDirtyCanvas(!0,!0);this.change();this.updateExecutionOrder()}};g.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};g.prototype.findNodesByClass=function(a){for(var b=[],c=0,e=this._nodes.length;c<e;++c)this._nodes[c].constructor===a&&b.push(this._nodes[c]);return b};g.prototype.findNodesByType=function(a){a=a.toLowerCase();for(var b=[],c=0,e=this._nodes.length;c<
-e;++c)this._nodes[c].type.toLowerCase()==a&&b.push(this._nodes[c]);return b};g.prototype.findNodesByTitle=function(a){for(var b=[],c=0,e=this._nodes.length;c<e;++c)this._nodes[c].title==a&&b.push(this._nodes[c]);return b};g.prototype.getNodeOnPos=function(a,b,c){c=c||this._nodes;for(var e=c.length-1;0<=e;e--){var f=c[e];if(f.isPointInsideNode(a,b,2))return f}return null};g.prototype.addGlobalInput=function(a,b,c){this.global_inputs[a]={name:a,type:b,value:c};this._version++;if(this.onGlobalInputAdded)this.onGlobalInputAdded(a,
-b);if(this.onGlobalsChange)this.onGlobalsChange()};g.prototype.setGlobalInputData=function(a,b){var c=this.global_inputs[a];c&&(c.value=b)};g.prototype.setInputData=g.prototype.setGlobalInputData;g.prototype.getGlobalInputData=function(a){return(a=this.global_inputs[a])?a.value:null};g.prototype.renameGlobalInput=function(a,b){if(b!=a){if(!this.global_inputs[a])return!1;if(this.global_inputs[b])return console.error("there is already one input with that name"),!1;this.global_inputs[b]=this.global_inputs[a];
-delete this.global_inputs[a];this._version++;if(this.onGlobalInputRenamed)this.onGlobalInputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()}};g.prototype.changeGlobalInputType=function(a,b){if(!this.global_inputs[a])return!1;if(this.global_inputs[a].type!=b&&this.global_inputs[a].type.toLowerCase()!=b.toLowerCase()&&(this.global_inputs[a].type=b,this._version++,this.onGlobalInputTypeChanged))this.onGlobalInputTypeChanged(a,b)};g.prototype.removeGlobalInput=function(a){if(!this.global_inputs[a])return!1;
-delete this.global_inputs[a];this._version++;if(this.onGlobalInputRemoved)this.onGlobalInputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};g.prototype.addGlobalOutput=function(a,b,c){this.global_outputs[a]={name:a,type:b,value:c};this._version++;if(this.onGlobalOutputAdded)this.onGlobalOutputAdded(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};g.prototype.setGlobalOutputData=function(a,b){var c=this.global_outputs[a];c&&(c.value=b)};g.prototype.getGlobalOutputData=function(a){return(a=
-this.global_outputs[a])?a.value:null};g.prototype.getOutputData=g.prototype.getGlobalOutputData;g.prototype.renameGlobalOutput=function(a,b){if(!this.global_outputs[a])return!1;if(this.global_outputs[b])return console.error("there is already one output with that name"),!1;this.global_outputs[b]=this.global_outputs[a];delete this.global_outputs[a];this._version++;if(this.onGlobalOutputRenamed)this.onGlobalOutputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};g.prototype.changeGlobalOutputType=
-function(a,b){if(!this.global_outputs[a])return!1;if(this.global_outputs[a].type.toLowerCase()!=b.toLowerCase()&&(this.global_outputs[a].type=b,this._version++,this.onGlobalOutputTypeChanged))this.onGlobalOutputTypeChanged(a,b)};g.prototype.removeGlobalOutput=function(a){if(!this.global_outputs[a])return!1;delete this.global_outputs[a];this._version++;if(this.onGlobalOutputRemoved)this.onGlobalOutputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};g.prototype.triggerInput=function(a,
-b){for(var c=this.findNodesByTitle(a),e=0;e<c.length;++e)c[e].onTrigger(b)};g.prototype.setCallback=function(a,b){for(var c=this.findNodesByTitle(a),e=0;e<c.length;++e)c[e].setTrigger(b)};g.prototype.connectionChange=function(a){this.updateExecutionOrder();if(this.onConnectionChange)this.onConnectionChange(a);this._version++;this.sendActionToCanvas("onConnectionChange")};g.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};g.prototype.change=function(){k.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};g.prototype.setDirtyCanvas=function(a,b){this.sendActionToCanvas("setDirty",[a,b])};g.prototype.serialize=function(){for(var a=[],b=0,c=this._nodes.length;b<c;++b)a.push(this._nodes[b].serialize());c=[];for(b in this.links){var e=this.links[b];c.push([e.id,e.origin_id,e.origin_slot,e.target_id,e.target_slot,e.type])}return{last_node_id:this.last_node_id,
-last_link_id:this.last_link_id,nodes:a,links:c,config:this.config}};g.prototype.configure=function(a,b){if(a){b||this.clear();var c=a.nodes;if(a.links&&a.links.constructor===Array){for(var e=[],f=0;f<a.links.length;++f){var m=a.links[f];e[m[0]]={id:m[0],origin_id:m[1],origin_slot:m[2],target_id:m[3],target_slot:m[4],type:m[5]}}a.links=e}for(f in a)this[f]=a[f];e=!1;this._nodes=[];if(c){f=0;for(m=c.length;f<m;++f){var h=c[f],p=k.createNode(h.type,h.title);p?(p.id=h.id,this.add(p,!0)):(k.debug&&console.log("Node not found: "+
-h.type),e=!0)}f=0;for(m=c.length;f<m;++f)h=c[f],(p=this.getNodeById(h.id))&&p.configure(h)}this.updateExecutionOrder();this._version++;this.setDirtyCanvas(!0,!0);return e}};g.prototype.load=function(a){var b=this,c=new XMLHttpRequest;c.open("GET",a,!0);c.send(null);c.onload=function(a){200!==c.status?console.error("Error loading graph:",c.status,c.response):(a=JSON.parse(c.response),b.configure(a))};c.onerror=function(a){console.error("Error loading graph:",a)}};g.prototype.onNodeTrace=function(a,
-b,c){};v.LGraphNode=k.LGraphNode=d;d.prototype._ctor=function(a){this.title=a||"Unnamed";this.size=[k.NODE_WIDTH,60];this.graph=null;this._pos=new Float32Array(10,10);Object.defineProperty(this,"pos",{set:function(a){!a||2>!a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});this.id=-1;this.type=null;this.inputs=[];this.outputs=[];this.connections=[];this.properties={};this.properties_info=[];this.data=null;this.flags={}};d.prototype.configure=function(a){this.graph&&
-this.graph._version++;for(var b in a)if("console"!=b)if("properties"==b)for(var c in a.properties){if(this.properties[c]=a.properties[c],this.onPropertyChanged)this.onPropertyChanged(c,a.properties[c])}else null!=a[b]&&("object"==typeof a[b]?this[b]&&this[b].configure?this[b].configure(a[b]):this[b]=k.cloneObject(a[b],this[b]):this[b]=a[b]);a.title||(this.title=this.constructor.title);if(this.onConnectionsChange){if(this.inputs)for(var e=0;e<this.inputs.length;++e){c=this.inputs[e];var f=this.graph?
-this.graph.links[c.link]:null;this.onConnectionsChange(k.INPUT,e,!0,f,c)}if(this.outputs)for(e=0;e<this.outputs.length;++e)if(c=this.outputs[e],c.links)for(b=0;b<c.links.length;++b)f=this.graph?this.graph.links[c.links[b]]:null,this.onConnectionsChange(k.OUTPUT,e,!0,f,c)}for(e in this.inputs)c=this.inputs[e],c.link&&c.link.length&&(f=c.link,"object"==typeof f&&(c.link=f[0],this.graph&&(this.graph.links[f[0]]={id:f[0],origin_id:f[1],origin_slot:f[2],target_id:f[3],target_slot:f[4]})));for(e in this.outputs)if(c=
-this.outputs[e],c.links&&0!=c.links.length)for(b in c.links)f=c.links[b],"object"==typeof f&&(c.links[b]=f[0]);if(this.onConfigure)this.onConfigure(a)};d.prototype.serialize=function(){var a={id:this.id,type:this.type,pos:this.pos,size:this.size,data:this.data,flags:k.cloneObject(this.flags),mode:this.mode};this.inputs&&(a.inputs=this.inputs);if(this.outputs){for(var b=0;b<this.outputs.length;b++)delete this.outputs[b]._data;a.outputs=this.outputs}this.title&&this.title!=this.constructor.title&&(a.title=
-this.title);this.properties&&(a.properties=k.cloneObject(this.properties));a.type||(a.type=this.constructor.type);this.color&&(a.color=this.color);this.bgcolor&&(a.bgcolor=this.bgcolor);this.boxcolor&&(a.boxcolor=this.boxcolor);this.shape&&(a.shape=this.shape);if(this.onSerialize)this.onSerialize(a);return a};d.prototype.clone=function(){var a=k.createNode(this.type),b=k.cloneObject(this.serialize());if(b.inputs)for(var c=0;c<b.inputs.length;++c)b.inputs[c].link=null;if(b.outputs)for(c=0;c<b.outputs.length;++c)b.outputs[c].links&&
-(b.outputs[c].links.length=0);delete b.id;a.configure(b);return a};d.prototype.toString=function(){return JSON.stringify(this.serialize())};d.prototype.getTitle=function(){return this.title||this.constructor.title};d.prototype.setOutputData=function(a,b){if(this.outputs&&!(-1==a||a>=this.outputs.length)){var c=this.outputs[a];if(c&&(c._data=b,this.outputs[a].links))for(c=0;c<this.outputs[a].links.length;c++)this.graph.links[this.outputs[a].links[c]].data=b}};d.prototype.getInputData=function(a,b){if(this.inputs&&
-!(a>=this.inputs.length||null==this.inputs[a].link)){var c=this.graph.links[this.inputs[a].link];if(!c)return null;if(!b)return c.data;var e=this.graph.getNodeById(c.origin_id);if(!e)return c.data;if(e.updateOutputData)e.updateOutputData(c.origin_slot);else if(e.onExecute)e.onExecute();return c.data}};d.prototype.getInputDataByName=function(a,b){var c=this.findInputSlot(a);return-1==c?null:this.getInputData(c,b)};d.prototype.isInputConnected=function(a){return this.inputs?a<this.inputs.length&&null!=
-this.inputs[a].link:!1};d.prototype.getInputInfo=function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};d.prototype.getInputNode=function(a){if(!this.inputs||a>=this.inputs.length)return null;a=this.inputs[a];return a&&a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id):null:null};d.prototype.getInputOrProperty=function(a){if(!this.inputs||!this.inputs.length)return this.properties?this.properties[a]:null;for(var b=0,c=this.inputs.length;b<c;++b)if(a==this.inputs[b].name)return(a=
-this.graph.links[this.inputs[b].link])?a.data:null;return this.properties[a]};d.prototype.getOutputData=function(a){return!this.outputs||a>=this.outputs.length?null:this.outputs[a]._data};d.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:null:null};d.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:!1};d.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};d.prototype.getOutputNodes=function(a){if(!this.outputs||0==this.outputs.length||a>=this.outputs.length)return null;a=this.outputs[a];if(!a.links||0==a.links.length)return null;for(var b=[],c=0;c<a.links.length;c++){var e=this.graph.links[a.links[c]];e&&(e=this.graph.getNodeById(e.target_id))&&b.push(e)}return b};d.prototype.trigger=function(a,b){if(this.outputs&&this.outputs.length){this.graph&&
-(this.graph._last_trigger_time=k.getTime());for(var c=0;c<this.outputs.length;++c){var e=this.outputs[c];!e||e.type!==k.EVENT||a&&e.name!=a||this.triggerSlot(c,b)}}};d.prototype.triggerSlot=function(a,b){if(this.outputs){var c=this.outputs[a];if(c&&(c=c.links)&&c.length){this.graph&&(this.graph._last_trigger_time=k.getTime());for(var e=0;e<c.length;++e){var f=this.graph.links[c[e]];if(f){var m=this.graph.getNodeById(f.target_id);if(m)if(f._last_time=k.getTime(),f=m.inputs[f.target_slot],m.onAction)m.onAction(f.name,
-b);else if(m.mode===k.ON_TRIGGER&&m.onExecute)m.onExecute(b)}}}}};d.prototype.addProperty=function(a,b,c,e){c={name:a,type:c,default_value:b};if(e)for(var f in e)c[f]=e[f];this.properties_info||(this.properties_info=[]);this.properties_info.push(c);this.properties||(this.properties={});this.properties[a]=b;return c};d.prototype.addOutput=function(a,b,c){a={name:a,type:b,links:null};if(c)for(var e in c)a[e]=c[e];this.outputs||(this.outputs=[]);this.outputs.push(a);if(this.onOutputAdded)this.onOutputAdded(a);
-this.size=this.computeSize();return a};d.prototype.addOutputs=function(a){for(var b=0;b<a.length;++b){var c=a[b],e={name:c[0],type:c[1],link:null};if(a[2])for(var f in c[2])e[f]=c[2][f];this.outputs||(this.outputs=[]);this.outputs.push(e);if(this.onOutputAdded)this.onOutputAdded(e)}this.size=this.computeSize()};d.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);this.size=this.computeSize();if(this.onOutputRemoved)this.onOutputRemoved(a)};d.prototype.addInput=function(a,
-b,c){a={name:a,type:b||0,link:null};if(c)for(var e in c)a[e]=c[e];this.inputs||(this.inputs=[]);this.inputs.push(a);this.size=this.computeSize();if(this.onInputAdded)this.onInputAdded(a);return a};d.prototype.addInputs=function(a){for(var b=0;b<a.length;++b){var c=a[b],e={name:c[0],type:c[1],link:null};if(a[2])for(var f in c[2])e[f]=c[2][f];this.inputs||(this.inputs=[]);this.inputs.push(e);if(this.onInputAdded)this.onInputAdded(e)}this.size=this.computeSize()};d.prototype.removeInput=function(a){this.disconnectInput(a);
-this.inputs.splice(a,1);this.size=this.computeSize();if(this.onInputRemoved)this.onInputRemoved(a)};d.prototype.addConnection=function(a,b,c,e){a={name:a,type:b,pos:c,direction:e,links:null};this.connections.push(a);return a};d.prototype.computeSize=function(a,b){function c(a){return a?m*a.length*0.6:0}var e=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1),f=b||new Float32Array([0,0]),e=Math.max(e,1),m=k.NODE_TEXT_SIZE;f[1]=e*(m+1)+(this.widgets?this.widgets.length:0)*
-(k.NODE_WIDGET_HEIGHT+4)+4;var e=c(this.title),h=0,p=0;if(this.inputs)for(var n=0,l=this.inputs.length;n<l;++n){var d=this.inputs[n],d=d.label||d.name||"",d=c(d);h<d&&(h=d)}if(this.outputs)for(n=0,l=this.outputs.length;n<l;++n)d=this.outputs[n],d=d.label||d.name||"",d=c(d),p<d&&(p=d);f[0]=Math.max(h+p+10,e);f[0]=Math.max(f[0],k.NODE_WIDTH);if(this.onResize)this.onResize(f);return f};d.prototype.addWidget=function(a,b,c,e,f){this.widgets||(this.widgets=[]);a={type:a,name:b,value:c,callback:e,options:f};
-this.widgets.push(a);return a};d.prototype.getBounding=function(a){a=a||new Float32Array(4);a[0]=this.pos[0]-4;a[1]=this.pos[1]-k.NODE_TITLE_HEIGHT;a[2]=this.size[0]+4;a[3]=this.size[1]+k.NODE_TITLE_HEIGHT;return a};d.prototype.isPointInsideNode=function(a,b,c){c=c||0;var e=this.graph&&this.graph.isLive()?0:20;if(this.flags.collapsed){if(r(a,b,this.pos[0]-c,this.pos[1]-k.NODE_TITLE_HEIGHT-c,(this._collapsed_width||k.NODE_COLLAPSED_WIDTH)+2*c,k.NODE_TITLE_HEIGHT+2*c))return!0}else if(this.pos[0]-4-
-c<a&&this.pos[0]+this.size[0]+4+c>a&&this.pos[1]-e-c<b&&this.pos[1]+this.size[1]+c>b)return!0;return!1};d.prototype.getSlotInPosition=function(a,b){if(this.inputs)for(var c=0,e=this.inputs.length;c<e;++c){var f=this.inputs[c],m=this.getConnectionPos(!0,c);if(r(a,b,m[0]-10,m[1]-5,20,10))return{input:f,slot:c,link_pos:m,locked:f.locked}}if(this.outputs)for(c=0,e=this.outputs.length;c<e;++c)if(f=this.outputs[c],m=this.getConnectionPos(!1,c),r(a,b,m[0]-10,m[1]-5,20,10))return{output:f,slot:c,link_pos:m,
-locked:f.locked};return null};d.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};d.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};d.prototype.connect=function(a,b,c){c=c||0;if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),
-!1}else if(!this.outputs||a>=this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;b&&b.constructor===Number&&(b=this.graph.getNodeById(b));if(!b)throw"Node not found";if(b==this)return!1;if(c.constructor===String){if(c=b.findInputSlot(c),-1==c)return k.debug&&console.log("Connect: Error, no slot of name "+c),!1}else{if(c===k.EVENT)return!1;if(!b.inputs||c>=b.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1}null!=b.inputs[c].link&&
-b.disconnectInput(c);this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);var e=this.outputs[a];if(b.onConnectInput&&!1===b.onConnectInput(c,e.type,e))return!1;var f=b.inputs[c];if(k.isValidConnection(e.type,f.type)){var m={id:this.graph.last_link_id++,type:f.type,origin_id:this.id,origin_slot:a,target_id:b.id,target_slot:c};this.graph.links[m.id]=m;null==e.links&&(e.links=[]);e.links.push(m.id);b.inputs[c].link=m.id;this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,
-a,!0,m,e);if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,c,!0,m,f)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};d.prototype.disconnectOutput=function(a,b){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;var c=this.outputs[a];if(!c.links||0==c.links.length)return!1;if(b){b.constructor===
-Number&&(b=this.graph.getNodeById(b));if(!b)throw"Target Node not found";for(var e=0,f=c.links.length;e<f;e++){var m=c.links[e],h=this.graph.links[m];if(h.target_id==b.id){c.links.splice(e,1);var p=b.inputs[h.target_slot];p.link=null;delete this.graph.links[m];this.graph&&this.graph._version++;if(b.onConnectionsChange)b.onConnectionsChange(k.INPUT,h.target_slot,!1,h,p);if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!1,h,c);break}}}else{e=0;for(f=c.links.length;e<f;e++)if(m=c.links[e],
-h=this.graph.links[m]){b=this.graph.getNodeById(h.target_id);this.graph&&this.graph._version++;if(b&&(p=b.inputs[h.target_slot],p.link=null,b.onConnectionsChange))b.onConnectionsChange(k.INPUT,h.target_slot,!1,h,p);delete this.graph.links[m];if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!1,h,c)}c.links=null}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};d.prototype.disconnectInput=function(a){if(a.constructor===String){if(a=this.findInputSlot(a),-1==a)return k.debug&&
-console.log("Connect: Error, no slot of name "+a),!1}else if(!this.inputs||a>=this.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;var b=this.inputs[a];if(!b)return!1;var c=this.inputs[a].link;this.inputs[a].link=null;var e=this.graph.links[c];if(e){var f=this.graph.getNodeById(e.origin_id);if(!f)return!1;var m=f.outputs[e.origin_slot];if(!m||!m.links||0==m.links.length)return!1;for(var h=0,p=m.links.length;h<p;h++)if(m.links[h]==c){m.links.splice(h,1);break}delete this.graph.links[c];
-this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(k.INPUT,a,!1,e,b);if(f.onConnectionsChange)f.onConnectionsChange(k.OUTPUT,h,!1,e,m)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};d.prototype.getConnectionPos=function(a,b){return this.flags.collapsed?a?[this.pos[0],this.pos[1]-0.5*k.NODE_TITLE_HEIGHT]:[this.pos[0]+(this._collapsed_width||k.NODE_COLLAPSED_WIDTH),this.pos[1]-0.5*k.NODE_TITLE_HEIGHT]:a&&-1==b?[this.pos[0]+10,this.pos[1]+10]:
-a&&this.inputs.length>b&&this.inputs[b].pos?[this.pos[0]+this.inputs[b].pos[0],this.pos[1]+this.inputs[b].pos[1]]:!a&&this.outputs.length>b&&this.outputs[b].pos?[this.pos[0]+this.outputs[b].pos[0],this.pos[1]+this.outputs[b].pos[1]]:a?[this.pos[0],this.pos[1]+10+b*k.NODE_SLOT_HEIGHT]:[this.pos[0]+this.size[0]+1,this.pos[1]+10+b*k.NODE_SLOT_HEIGHT]};d.prototype.alignToGrid=function(){this.pos[0]=k.CANVAS_GRID_SIZE*Math.round(this.pos[0]/k.CANVAS_GRID_SIZE);this.pos[1]=k.CANVAS_GRID_SIZE*Math.round(this.pos[1]/
-k.CANVAS_GRID_SIZE)};d.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>d.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};d.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,b])};d.prototype.loadImage=function(a){var b=new Image;b.src=k.node_images_path+a;b.ready=!1;var c=this;b.onload=function(){this.ready=!0;c.setDirtyCanvas(!0)};return b};d.prototype.captureInput=function(a){if(this.graph&&
-this.graph.list_of_graphcanvas)for(var b=this.graph.list_of_graphcanvas,c=0;c<b.length;++c){var e=b[c];if(a||e.node_capturing_input==this)e.node_capturing_input=a?this:null}};d.prototype.collapse=function(){this.graph._version++;this.flags.collapsed=this.flags.collapsed?!1:!0;this.setDirtyCanvas(!0,!0)};d.prototype.pin=function(a){this.graph._version++;this.flags.pinned=void 0===a?!this.flags.pinned:a};d.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]]};v.LGraphCanvas=k.LGraphCanvas=l;l.link_type_colors={"-1":"#F85",number:"#AAC",node:"#DCA"};l.gradients={};l.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.scale=1;this.offset=[0,0];this.dragging_rectangle=null;this.selected_nodes={};this.visible_nodes=[];this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.highlighted_links={};this.dirty_bgcanvas=this.dirty_canvas=!0;this.node_widget=this.node_in_panel=
-this.dirty_area=null;this.last_mouse=[0,0];this.last_mouseclick=0;if(this.onClear)this.onClear()};l.prototype.setGraph=function(a,b){this.graph!=a&&(b||this.clear(),!a&&this.graph?this.graph.detachCanvas(this):(a.attachCanvas(this),this.setDirty(!0,!0)))};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_stack.pop();this.selected_nodes={};this.highlighted_links={};a.attachCanvas(this);this.setDirty(!0,!0)}};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)){a.className+=" lgraphcanvas";a.data=
-this;this.bgcanvas=null;this.bgcanvas||(this.bgcanvas=document.createElement("canvas"),this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=this.canvas.height);if(null==a.getContext){if("canvas"!=a.localName)throw"Element supplied for LGraphCanvas must be a <canvas> element, you passed a "+a.localName;throw"This browser doesnt support Canvas";}null==(this.ctx=a.getContext("2d"))&&(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(){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};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;var c=this;this.canvas.removeEventListener("mousemove",this._mousemove_callback);b.document.addEventListener("mousemove",this._mousemove_callback,!0);b.document.addEventListener("mouseup",this._mouseup_callback,!0);var e=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),f=!1,m=k.getTime();this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;k.closeAllContextMenus(b);if(1==a.which){a.ctrlKey&&(this.dragging_rectangle=new Float32Array(4),
-this.dragging_rectangle[0]=a.canvasX,this.dragging_rectangle[1]=a.canvasY,this.dragging_rectangle[2]=1,this.dragging_rectangle[3]=1,f=!0);var h=!1;if(e&&this.allow_interaction&&!f){this.live_mode||e.flags.pinned||this.bringToFront(e);if(!this.connecting_node&&!e.flags.collapsed&&!this.live_mode){if(e.outputs)for(var p=0,n=e.outputs.length;p<n;++p){var d=e.outputs[p],g=e.getConnectionPos(!1,p);if(r(a.canvasX,a.canvasY,g[0]-10,g[1]-5,20,10)){this.connecting_node=e;this.connecting_output=d;this.connecting_pos=
-e.getConnectionPos(!1,p);this.connecting_slot=p;f=!0;break}}if(e.inputs)for(p=0,n=e.inputs.length;p<n;++p)d=e.inputs[p],g=e.getConnectionPos(!0,p),r(a.canvasX,a.canvasY,g[0]-10,g[1]-5,20,10)&&null!==d.link&&(e.disconnectInput(p),f=this.dirty_bgcanvas=!0);!f&&!1!==e.flags.resizable&&r(a.canvasX,a.canvasY,e.pos[0]+e.size[0]-5,e.pos[1]+e.size[1]-5,5,5)&&(this.resizing_node=e,this.canvas.style.cursor="se-resize",f=!0)}!f&&r(a.canvasX,a.canvasY,e.pos[0],e.pos[1]-k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT,
-k.NODE_TITLE_HEIGHT)&&(e.collapse(),f=!0);if(!f){p=!1;if(n=this.processNodeWidgets(e,this.canvas_mouse,a))p=!0,this.node_widget=[e,n];if(300>m-this.last_mouseclick&&this.selected_nodes[e.id]){if(e.onDblClick)e.onDblClick(a);this.processNodeDblClicked(e);p=!0}e.onMouseDown&&e.onMouseDown(a,[a.canvasX-e.pos[0],a.canvasY-e.pos[1]])?p=!0:this.live_mode&&(p=h=!0);p||(this.allow_dragnodes&&(this.node_dragged=e),this.selected_nodes[e.id]||this.processNodeSelected(e,a));this.dirty_canvas=!0}}else h=!0,300>
-m-this.last_mouseclick&&this.allow_searchbox&&setTimeout(function(){c.showSearchBox(a)},10);!f&&h&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextMenu(e,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=k.getTime();this.graph.change();(!b.document.activeElement||"input"!=b.document.activeElement.nodeName.toLowerCase()&&"textarea"!=b.document.activeElement.nodeName.toLowerCase())&&a.preventDefault();a.stopPropagation();
-if(this.onMouseDown)this.onMouseDown(a);return!1}};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],c=[b[0]-this.last_mouse[0],b[1]-this.last_mouse[1]];this.last_mouse=b;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;this.node_widget&&(this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a,this.node_widget[1]),this.dirty_canvas=!0);if(this.dragging_rectangle)this.dragging_rectangle[2]=
-a.canvasX-this.dragging_rectangle[0],this.dragging_rectangle[3]=a.canvasY-this.dragging_rectangle[1],this.dirty_canvas=!0;else if(this.dragging_canvas)this.offset[0]+=c[0]/this.scale,this.offset[1]+=c[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction){this.connecting_node&&(this.dirty_canvas=!0);for(var e=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&&e!=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(e){if(!e.mouseOver&&(e.mouseOver=!0,this.node_over=e,this.dirty_canvas=!0,e.onMouseEnter))e.onMouseEnter(a);if(e.onMouseMove)e.onMouseMove(a);if(this.connecting_node&&(f=this._highlight_input||[0,0],!this.isOverNodeBox(e,a.canvasX,a.canvasY))){var m=this.isOverNodeInput(e,a.canvasX,a.canvasY,f);-1!=m&&e.inputs[m]?k.isValidConnection(this.connecting_output.type,e.inputs[m].type)&&
-(this._highlight_input=f):this._highlight_input=null}this.canvas&&(r(a.canvasX,a.canvasY,e.pos[0]+e.size[0]-5,e.pos[1]+e.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor=null)}else this.canvas&&(this.canvas.style.cursor=null);if(this.node_capturing_input&&this.node_capturing_input!=e&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a);if(this.node_dragged&&!this.live_mode){for(b in this.selected_nodes)e=this.selected_nodes[b],e.pos[0]+=c[0]/
-this.scale,e.pos[1]+=c[1]/this.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}this.resizing_node&&!this.live_mode&&(this.resizing_node.size[0]=a.canvasX-this.resizing_node.pos[0],this.resizing_node.size[1]=a.canvasY-this.resizing_node.pos[1],c=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0)*k.NODE_SLOT_HEIGHT+(this.resizing_node.widgets?this.resizing_node.widgets.length:0)*(k.NODE_WIDGET_HEIGHT+4)+4,this.resizing_node.size[1]<
-c&&(this.resizing_node.size[1]=c),this.resizing_node.size[0]<k.NODE_MIN_WIDTH&&(this.resizing_node.size[0]=k.NODE_MIN_WIDTH),this.canvas.style.cursor="se-resize",this.dirty_bgcanvas=this.dirty_canvas=!0)}a.preventDefault();return!1}};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=k.getTime();a.click_time=b-this.last_mouseclick;if(1==a.which)if(this.node_widget=null,this.dragging_rectangle){if(this.graph){var c=this.graph._nodes,e=new Float32Array(4);this.deselectAllNodes();0>this.dragging_rectangle[2]&&(this.dragging_rectangle[0]+=this.dragging_rectangle[2]);0>this.dragging_rectangle[3]&&(this.dragging_rectangle[1]+=this.dragging_rectangle[3]);this.dragging_rectangle[2]=Math.abs(this.dragging_rectangle[2]*this.scale);this.dragging_rectangle[3]=
-Math.abs(this.dragging_rectangle[3]*this.scale);for(var f=0;f<c.length;++f)b=c[f],b.getBounding(e),s(this.dragging_rectangle,e)&&this.selectNode(b,!0)}this.dragging_rectangle=null}else if(this.connecting_node){this.dirty_bgcanvas=this.dirty_canvas=!0;if(b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))this.connecting_output.type==k.EVENT&&this.isOverNodeBox(b,a.canvasX,a.canvasY)?this.connecting_node.connect(this.connecting_slot,b,k.EVENT):(c=this.isOverNodeInput(b,a.canvasX,a.canvasY),
--1!=c?this.connecting_node.connect(this.connecting_slot,b,c):(c=b.getInputInfo(0),this.connecting_output.type==k.EVENT?this.connecting_node.connect(this.connecting_slot,b,k.EVENT):c&&!c.link&&k.isValidConnection(c.type&&this.connecting_output.type)&&this.connecting_node.connect(this.connecting_slot,b,0)));this.connecting_node=this.connecting_pos=this.connecting_output=null;this.connecting_slot=-1}else if(this.resizing_node)this.dirty_bgcanvas=this.dirty_canvas=!0,this.resizing_node=null;else if(this.node_dragged)this.dirty_bgcanvas=
-this.dirty_canvas=!0,this.node_dragged.pos[0]=Math.round(this.node_dragged.pos[0]),this.node_dragged.pos[1]=Math.round(this.node_dragged.pos[1]),this.graph.config.align_to_grid&&this.node_dragged.alignToGrid(),this.node_dragged=null;else{b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);!b&&300>a.click_time&&this.deselectAllNodes();this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&this.node_over.onMouseUp)this.node_over.onMouseUp(a,[a.canvasX-this.node_over.pos[0],a.canvasY-
-this.node_over.pos[1]]);if(this.node_capturing_input&&this.node_capturing_input.onMouseUp)this.node_capturing_input.onMouseUp(a,[a.canvasX-this.node_capturing_input.pos[0],a.canvasY-this.node_capturing_input.pos[1]])}else 2==a.which?(this.dirty_canvas=!0,this.dragging_canvas=!1):3==a.which&&(this.dirty_canvas=!0,this.dragging_canvas=!1);this.graph.change();a.stopPropagation();a.preventDefault();return!1}};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 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}};l.prototype.isOverNodeBox=function(a,b,c){var e=k.NODE_TITLE_HEIGHT;return r(b,c,a.pos[0]+2,a.pos[1]+2-e,e-4,e-4)?!0:!1};l.prototype.isOverNodeInput=function(a,b,c,e){if(a.inputs)for(var f=0,m=a.inputs.length;f<m;++f){var h=a.getConnectionPos(!0,f);if(r(b,c,h[0]-10,h[1]-5,20,10))return e&&(e[0]=h[0],e[1]=
-h[1]),f}return-1};l.prototype.processKey=function(a){if(this.graph){var b=!1;if("input"!=a.target.localName){if("keydown"==a.type){32==a.keyCode&&(b=this.dragging_canvas=!0);65==a.keyCode&&a.ctrlKey&&(this.selectNodes(),b=!0);"KeyC"==a.code&&(a.metaKey||a.ctrlKey)&&!a.shiftKey&&this.selected_nodes&&(this.copyToClipboard(),b=!0);"KeyV"!=a.code||!a.metaKey&&!a.ctrlKey||a.shiftKey||this.pasteFromClipboard();if(46==a.keyCode||8==a.keyCode)this.deleteSelectedNodes(),b=!0;if(this.selected_nodes)for(var c in this.selected_nodes)if(this.selected_nodes[c].onKeyDown)this.selected_nodes[c].onKeyDown(a)}else if("keyup"==
-a.type&&(32==a.keyCode&&(this.dragging_canvas=!1),this.selected_nodes))for(c in this.selected_nodes)if(this.selected_nodes[c].onKeyUp)this.selected_nodes[c].onKeyUp(a);this.graph.change();if(b)return a.preventDefault(),!1}}};l.prototype.copyToClipboard=function(){var a={nodes:[],links:[]},b=0,c=[],e;for(e in this.selected_nodes){var f=this.selected_nodes[e];f._relative_id=b;c.push(f);b+=1}for(e=0;e<c.length;++e)if(f=c[e],a.nodes.push(f.clone().serialize()),f.inputs&&f.inputs.length)for(b=0;b<f.inputs.length;++b){var m=
-f.inputs[b];if(m&&null!=m.link&&(m=this.graph.links[m.link])){var h=this.graph.getNodeById(m.origin_id);h&&this.selected_nodes[h.id]&&a.links.push([h._relative_id,b,f._relative_id,m.target_slot])}}localStorage.setItem("litegrapheditor_clipboard",JSON.stringify(a))};l.prototype.pasteFromClipboard=function(){var a=localStorage.getItem("litegrapheditor_clipboard");if(a){for(var a=JSON.parse(a),b=[],c=0;c<a.nodes.length;++c){var e=a.nodes[c],f=k.createNode(e.type);f&&(f.configure(e),f.pos[0]+=5,f.pos[1]+=
-5,this.graph.add(f),b.push(f))}for(c=0;c<a.links.length;++c)e=a.links[c],b[e[0]].connect(e[1],b[e[2]],e[3]);this.selectNodes(b)}};l.prototype.processDrop=function(a){a.preventDefault();this.adjustMouseEvent(a);var b=[a.canvasX,a.canvasY],c=this.graph.getNodeOnPos(b[0],b[1]);if(c){if((c.onDropFile||c.onDropData)&&(b=a.dataTransfer.files)&&b.length)for(var e=0;e<b.length;e++){var f=a.dataTransfer.files[0],m=f.name;l.getFileExtension(m);if(c.onDropFile)c.onDropFile(f);if(c.onDropData){var h=new FileReader;
-h.onload=function(a){c.onDropData(a.target.result,m,f)};var p=f.type.split("/")[0];"text"==p||""==p?h.readAsText(f):"image"==p?h.readAsDataURL(f):h.readAsArrayBuffer(f)}}return c.onDropItem&&c.onDropItem(event)?!0:this.onDropItem?this.onDropItem(event):!1}b=null;this.onDropItem&&(b=this.onDropItem(event));b||this.checkDropItem(a)};l.prototype.checkDropItem=function(a){if(a.dataTransfer.files.length){var b=a.dataTransfer.files[0],c=l.getFileExtension(b.name).toLowerCase();if(c=k.node_types_by_file_extension[c])if(c=
-k.createNode(c.type),c.pos=[a.canvasX,a.canvasY],this.graph.add(c),c.onDropFile)c.onDropFile(b)}};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.processNodeDeselected=function(a){this.deselectNode(a);if(this.onNodeDeselected)this.onNodeDeselected(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(var c=0;c<a.length;++c){var e=a[c];if(!e.selected){if(!e.selected&&e.onSelected)e.onSelected();e.selected=!0;this.selected_nodes[e.id]=e;if(e.inputs)for(c=0;c<e.inputs.length;++c)this.highlighted_links[e.inputs[c].link]=!0;if(e.outputs)for(c=0;c<e.outputs.length;++c){var f=e.outputs[c];if(f.links)for(var m=0;m<f.links.length;++m)this.highlighted_links[f.links[m]]=
-!0}}}this.setDirty(!0)};l.prototype.deselectNode=function(a){if(a.selected){if(a.onDeselected)a.onDeselected();a.selected=!1;if(a.inputs)for(var b=0;b<a.inputs.length;++b)delete this.highlighted_links[a.inputs[b].link];if(a.outputs)for(b=0;b<a.outputs.length;++b){var c=a.outputs[b];if(c.links)for(var e=0;e<c.links.length;++e)delete this.highlighted_links[c.links[e]]}}};l.prototype.deselectAllNodes=function(){if(this.graph){for(var a=this.graph._nodes,b=0,c=a.length;b<c;++b){var e=a[b];if(e.selected){if(e.onDeselected)e.onDeselected();
-e.selected=!1}}this.selected_nodes={};this.highlighted_links={};this.setDirty(!0)}};l.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes)this.graph.remove(this.selected_nodes[a]);this.selected_nodes={};this.highlighted_links={};this.setDirty(!0)};l.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)};l.prototype.adjustMouseEvent=
-function(a){if(this.canvas){var b=this.canvas.getBoundingClientRect();a.localX=a.pageX-b.left;a.localY=a.pageY-b.top}else a.localX=a.pageX,a.localY=a.pageY;a.canvasX=a.localX/this.scale-this.offset[0];a.canvasY=a.localY/this.scale-this.offset[1]};l.prototype.setZoom=function(a,b){!b&&this.canvas&&(b=[0.5*this.canvas.width,0.5*this.canvas.height]);var c=this.convertOffsetToCanvas(b);this.scale=a;this.scale>this.max_zoom?this.scale=this.max_zoom:this.scale<this.min_zoom&&(this.scale=this.min_zoom);
-var e=this.convertOffsetToCanvas(b),c=[e[0]-c[0],e[1]-c[1]];this.offset[0]+=c[0];this.offset[1]+=c[1];this.dirty_bgcanvas=this.dirty_canvas=!0};l.prototype.convertOffsetToCanvas=function(a,b){b=b||[];b[0]=a[0]/this.scale-this.offset[0];b[1]=a[1]/this.scale-this.offset[1];return b};l.prototype.convertCanvasToOffset=function(a,b){b=b||[];b[0]=(a[0]+this.offset[0])*this.scale;b[1]=(a[1]+this.offset[1])*this.scale;return b};l.prototype.convertEventToCanvas=function(a){var b=this.canvas.getBoundingClientRect();
-return this.convertOffsetToCanvas([a.pageX-b.left,a.pageY-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 t=new Float32Array(4);l.prototype.computeVisibleNodes=function(a,b){var c=b||[];c.length=0;a=a||this.graph._nodes;for(var e=0,f=a.length;e<f;++e){var m=a[e];
-(!this.live_mode||m.onDrawBackground||m.onDrawForeground)&&s(this.visible_area,m.getBounding(t))&&c.push(m)}return c};l.prototype.draw=function(a,b){if(this.canvas){var c=k.getTime();this.render_time=0.001*(c-this.last_draw_time);this.last_draw_time=c;if(this.graph){var e=[-this.offset[0],-this.offset[1]],f=[e[0]+this.canvas.width/this.scale,e[1]+this.canvas.height/this.scale];this.visible_area=new Float32Array([e[0],e[1],f[0]-e[0],f[1]-e[1]])}(this.dirty_bgcanvas||b||this.always_render_background||
-this.graph&&this.graph._last_trigger_time&&1E3>c-this.graph._last_trigger_time)&&this.drawBackCanvas();(this.dirty_canvas||a)&&this.drawFrontCanvas();this.fps=this.render_time?1/this.render_time:0;this.frame+=1}};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();a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1]);for(var b=this.computeVisibleNodes(null,this.visible_nodes),c=0;c<b.length;++c){var e=b[c];a.save();a.translate(e.pos[0],e.pos[1]);this.drawNode(e,
-a);a.restore()}this.graph.config.links_ontop&&(this.live_mode||this.drawConnections(a));if(null!=this.connecting_pos){a.lineWidth=this.connections_width;b=null;switch(this.connecting_output.type){case k.EVENT:b="#F85";break;default:b="#AFA"}this.renderLink(a,this.connecting_pos,[this.canvas_mouse[0],this.canvas_mouse[1]],null,!1,null,b);a.beginPath();this.connecting_output.type===k.EVENT?a.rect(this.connecting_pos[0]-6+0.5,this.connecting_pos[1]-5+0.5,14,10):a.arc(this.connecting_pos[0],this.connecting_pos[1],
-4,0,2*Math.PI);a.fill();a.fillStyle="#ffcc00";this._highlight_input&&(a.beginPath(),a.arc(this._highlight_input[0],this._highlight_input[1],6,0,2*Math.PI),a.fill())}this.dragging_rectangle&&(a.strokeStyle="#FFF",a.strokeRect(this.dragging_rectangle[0],this.dragging_rectangle[1],this.dragging_rectangle[2],this.dragging_rectangle[3]));a.restore()}this.dirty_area&&a.restore();a.finish2D&&a.finish2D()}};l.prototype.renderInfo=function(a,b,c){b=b||0;c=c||0;a.save();a.translate(b,c);a.font="10px Arial";
-a.fillStyle="#888";this.graph?(a.fillText("T: "+this.graph.globaltime.toFixed(2)+"s",5,13),a.fillText("I: "+this.graph.iteration,5,26),a.fillText("V: "+this.graph._version,5,39),a.fillText("FPS:"+this.fps.toFixed(2),5,52)):a.fillText("No graph selected",5,13);a.restore()};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);this._graph_stack&&this._graph_stack.length&&(b.strokeStyle=this._graph_stack[this._graph_stack.length-1].bgcolor,b.lineWidth=10,b.strokeRect(1,1,a.width-2,a.height-2),b.lineWidth=1);var c=!1;this.onRenderBackground&&(c=this.onRenderBackground());b.restore();b.setTransform(1,0,0,1,0,0);if(this.graph){b.save();b.scale(this.scale,this.scale);b.translate(this.offset[0],this.offset[1]);if(this.background_image&&
-0.5<this.scale&&!c){b.globalAlpha=this.zoom_modify_alpha?(1-0.5/this.scale)*this.editor_alpha:this.editor_alpha;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!1;if(!this._bg_img||this._bg_img.name!=this.background_image){this._bg_img=new Image;this._bg_img.name=this.background_image;this._bg_img.src=this.background_image;var e=this;this._bg_img.onload=function(){e.draw(!0,!0)}}c=null;null==this._pattern&&0<this._bg_img.width?(c=b.createPattern(this._bg_img,"repeat"),this._pattern_img=
-this._bg_img,this._pattern=c):c=this._pattern;c&&(b.fillStyle=c,b.fillRect(this.visible_area[0],this.visible_area[1],this.visible_area[2],this.visible_area[3]),b.fillStyle="transparent");b.globalAlpha=1;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!0}if(this.onBackgroundRender)this.onBackgroundRender(a,b);this.render_canvas_border&&(b.strokeStyle="#235",b.strokeRect(0,0,a.width,a.height));this.render_connections_shadows?(b.shadowColor="#000",b.shadowOffsetX=0,b.shadowOffsetY=
-0,b.shadowBlur=6):b.shadowColor="rgba(0,0,0,0)";this.live_mode||this.drawConnections(b);b.shadowColor="rgba(0,0,0,0)";b.restore()}b.finish&&b.finish();this.dirty_bgcanvas=!1;this.dirty_canvas=!0};var n=new Float32Array(2);l.prototype.drawNode=function(a,b){this.current_node=a;var c=a.color||a.constructor.color||k.NODE_DEFAULT_COLOR,e=a.bgcolor||a.constructor.bgcolor||k.NODE_DEFAULT_BGCOLOR,f=!0;if(a.flags.skip_title_render||a.graph.isLive())f=!1;a.mouseOver&&(f=!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,this)}else if(!a.flags.collapsed||!a.onDrawCollaped||!0!=a.onDrawCollapsed(b,this)){var m=this.editor_alpha;b.globalAlpha=m;var h=a._shape||k.BOX_SHAPE;n.set(a.size);if(a.flags.collapsed){b.font=this.inner_text_font;var p=a.getTitle?a.getTitle():a.title;a._collapsed_width=Math.min(a.size[0],
-b.measureText(p).width+40);n[0]=a._collapsed_width;n[1]=0}a.flags.clip_area&&(b.save(),b.beginPath(),h==k.BOX_SHAPE?b.rect(0,0,n[0],n[1]):h==k.ROUND_SHAPE?b.roundRect(0,0,n[0],n[1],10):h==k.CIRCLE_SHAPE&&b.arc(0.5*n[0],0.5*n[1],0.5*n[0],0,2*Math.PI),b.clip());this.drawNodeShape(a,b,n,c,e,!f,a.selected);b.shadowColor="transparent";b.textAlign="left";b.font=this.inner_text_font;c=0.6<this.scale;e=this.connecting_output;b.lineWidth=1;f=0;if(a.flags.collapsed){if(a.inputs)for(h=0;h<a.inputs.length;h++)if(d=
-a.inputs[h],null!=d.link){b.fillStyle=this.default_connection_color.input_on;b.beginPath();d.type===k.EVENT?b.rect(0.5,4-k.NODE_TITLE_HEIGHT+0.5,14,k.NODE_TITLE_HEIGHT-8):b.arc(0,-0.5*k.NODE_TITLE_HEIGHT,4,0,2*Math.PI);b.fill();break}if(a.outputs)for(h=0;h<a.outputs.length;h++)d=a.outputs[h],d.links&&d.links.length&&(b.fillStyle=this.default_connection_color.output_on,b.strokeStyle="black",b.beginPath(),d.type===k.EVENT?b.rect(a._collapsed_width-4+0.5,4-k.NODE_TITLE_HEIGHT+0.5,14,k.NODE_TITLE_HEIGHT-
-8):b.arc(a._collapsed_width,-0.5*k.NODE_TITLE_HEIGHT,4,0,2*Math.PI),b.fill(),b.stroke())}else{if(a.inputs)for(h=0;h<a.inputs.length;h++){var d=a.inputs[h];b.globalAlpha=m;this.connecting_node&&k.isValidConnection(d.type&&e.type)&&(b.globalAlpha=0.4*m);b.fillStyle=null!=d.link?this.default_connection_color.input_on:this.default_connection_color.input_off;p=a.getConnectionPos(!0,h);p[0]-=a.pos[0];p[1]-=a.pos[1];f<p[1]+0.5*k.NODE_SLOT_HEIGHT&&(f=p[1]+0.5*k.NODE_SLOT_HEIGHT);b.beginPath();d.type===k.EVENT?
-b.rect(p[0]-6+0.5,p[1]-5+0.5,14,10):b.arc(p[0],p[1],4,0,2*Math.PI);b.fill();c&&(d=null!=d.label?d.label:d.name)&&(b.fillStyle=k.NODE_TEXT_COLOR,b.fillText(d,p[0]+10,p[1]+5))}this.connecting_node&&(b.globalAlpha=0.4*m);b.textAlign="right";b.strokeStyle="black";if(a.outputs)for(h=0;h<a.outputs.length;h++)if(d=a.outputs[h],p=a.getConnectionPos(!1,h),p[0]-=a.pos[0],p[1]-=a.pos[1],f<p[1]+0.5*k.NODE_SLOT_HEIGHT&&(f=p[1]+0.5*k.NODE_SLOT_HEIGHT),b.fillStyle=d.links&&d.links.length?this.default_connection_color.output_on:
-this.default_connection_color.output_off,b.beginPath(),d.type===k.EVENT?b.rect(p[0]-6+0.5,p[1]-5+0.5,14,10):b.arc(p[0],p[1],4,0,2*Math.PI),b.fill(),b.stroke(),c&&(d=null!=d.label?d.label:d.name))b.fillStyle=k.NODE_TEXT_COLOR,b.fillText(d,p[0]-10,p[1]+5);b.textAlign="left";b.globalAlpha=1;a.widgets&&this.drawNodeWidgets(a,f,b,this.node_widget&&this.node_widget[0]==a?this.node_widget[1]:null);a.onDrawForeground&&(a.gui_rects&&(a.gui_rects.length=0),a.onDrawForeground(b,this))}a.flags.clip_area&&b.restore();
-b.globalAlpha=1}};l.prototype.drawNodeShape=function(a,b,c,e,f,m,h){b.strokeStyle=e;b.fillStyle=f;f=k.NODE_TITLE_HEIGHT;var p=a._shape||a.constructor.shape||k.BOX_SHAPE;a.flags.collapsed||(p==k.BOX_SHAPE||0.5>this.scale?(b.beginPath(),b.rect(0,m?0:-f,c[0]+1,m?c[1]:c[1]+f),b.fill()):p==k.ROUND_SHAPE||p==k.CARD_SHAPE?(b.beginPath(),b.roundRect(0,m?0:-f,c[0],m?c[1]:c[1]+f,this.round_radius,p==k.CARD_SHAPE?0:this.round_radius),b.fill()):p==k.CIRCLE_SHAPE&&(b.beginPath(),b.arc(0.5*c[0],0.5*c[1],0.5*c[0],
-0,2*Math.PI),b.fill()));b.shadowColor="transparent";a.bgImage&&a.bgImage.width&&b.drawImage(a.bgImage,0.5*(c[0]-a.bgImage.width),0.5*(c[1]-a.bgImage.height));a.bgImageUrl&&!a.bgImage&&(a.bgImage=a.loadImage(a.bgImageUrl));a.onDrawBackground&&(a.gui_rects&&(a.gui_rects.length=0),a.onDrawBackground(b,this));if(!m){if(this.use_gradients){var n=l.gradients[e];n||(n=l.gradients[e]=b.createLinearGradient(0,0,400,0),n.addColorStop(0,e),n.addColorStop(1,"#000"));b.fillStyle=n}else b.fillStyle=e;n=b.globalAlpha;
-b.beginPath();if(p==k.BOX_SHAPE||0.5>this.scale)b.rect(0,-f,c[0]+1,f),b.fill();else if(p==k.ROUND_SHAPE||p==k.CARD_SHAPE)b.roundRect(0,-f,c[0],f,this.round_radius,a.flags.collapsed?this.round_radius:0),b.fill();b.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR;b.beginPath();p==k.ROUND_SHAPE||p==k.CIRCLE_SHAPE||p==k.CARD_SHAPE?b.arc(0.5*f,-0.5*f,0.5*(f-8),0,2*Math.PI):b.rect(4,-f+4,f-8,f-8);b.fill();b.globalAlpha=n;0.5<this.scale&&(b.font=this.title_text_font,n=a.getTitle())&&(b.fillStyle=a.constructor.title_text_color||
-this.node_title_color,a.flags.collapsed?(b.textAlign="center",a=b.measureText(n),b.fillText(n,f+0.5*a.width,0.2*-f),b.textAlign="left"):(b.textAlign="left",b.fillText(n,f,0.2*-f)))}h&&(b.lineWidth=1,b.beginPath(),p==k.BOX_SHAPE?b.rect(-6,-6+(m?0:-f),12+c[0]+1,12+(m?c[1]:c[1]+f)):p==k.ROUND_SHAPE?b.roundRect(-6,-6+(m?0:-f),12+c[0],12+(m?c[1]:c[1]+f),2*this.round_radius):p==k.CARD_SHAPE?b.roundRect(-6,-6+(m?0:-f),12+c[0],12+(m?c[1]:c[1]+f),2*this.round_radius,0):p==k.CIRCLE_SHAPE&&b.arc(0.5*c[0],0.5*
-c[1],0.5*c[0]+6,0,2*Math.PI),b.strokeStyle="#DDD",b.stroke(),b.strokeStyle=e)};l.prototype.drawConnections=function(a){var b=k.getTime();a.lineWidth=this.connections_width;a.fillStyle="#AAA";a.strokeStyle="#AAA";a.globalAlpha=this.editor_alpha;for(var c=0,e=this.graph._nodes.length;c<e;++c){var f=this.graph._nodes[c];if(f.inputs&&f.inputs.length)for(var n=0;n<f.inputs.length;++n){var h=f.inputs[n];if(h&&null!=h.link&&(h=this.graph.links[h.link])){var p=this.graph.getNodeById(h.origin_id);if(null!=
-p){var d=h.origin_slot,l=null,l=-1==d?[p.pos[0]+10,p.pos[1]+10]:p.getConnectionPos(!1,d);this.renderLink(a,l,f.getConnectionPos(!0,n),h);h&&h._last_time&&1E3>b-h._last_time&&(p=2-0.002*(b-h._last_time),d="rgba(255,255,255, "+p.toFixed(2)+")",this.renderLink(a,l,f.getConnectionPos(!0,n),h,!0,p,d))}}}}a.globalAlpha=1};l.prototype.renderLink=function(a,b,c,e,f,n,h){if(this.highquality_render){var p=q(b,c);this.render_connections_border&&0.6<this.scale&&(a.lineWidth=this.connections_width+4);!h&&e&&(h=
-l.link_type_colors[e.type]);h||(h=this.default_link_color);null!=e&&this.highlighted_links[e.id]&&(h="#FFF");a.beginPath();this.render_curved_connections?(a.moveTo(b[0],b[1]),a.bezierCurveTo(b[0]+0.25*p,b[1],c[0]-0.25*p,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&&!f&&(a.strokeStyle="rgba(0,0,0,0.5)",a.stroke());a.lineWidth=this.connections_width;a.fillStyle=
-a.strokeStyle=h;a.stroke();this.render_connection_arrows&&0.6<=this.scale&&this.render_connection_arrows&&0.6<this.scale&&(e=this.computeConnectionPoint(b,c,0.5),f=this.computeConnectionPoint(b,c,0.51),h=0,h=this.render_curved_connections?-Math.atan2(f[0]-e[0],f[1]-e[1]):c[1]>b[1]?0:Math.PI,a.save(),a.translate(e[0],e[1]),a.rotate(h),a.beginPath(),a.moveTo(-5,-5),a.lineTo(0,5),a.lineTo(5,-5),a.fill(),a.restore());if(n)for(n=0;5>n;++n)e=(0.001*k.getTime()+0.2*n)%1,e=this.computeConnectionPoint(b,c,
-e),a.beginPath(),a.arc(e[0],e[1],5,0,2*Math.PI),a.fill()}else a.beginPath(),a.moveTo(b[0],b[1]),a.lineTo(c[0],c[1]),a.stroke()};l.prototype.computeConnectionPoint=function(a,b,c){var e=q(a,b),f=[a[0]+0.25*e,a[1]],e=[b[0]-0.25*e,b[1]],n=(1-c)*(1-c)*(1-c),h=3*(1-c)*(1-c)*c,p=3*(1-c)*c*c;c*=c*c;return[n*a[0]+h*f[0]+p*e[0]+c*b[0],n*a[1]+h*f[1]+p*e[1]+c*b[1]]};l.prototype.drawNodeWidgets=function(a,b,c,e){if(!a.widgets||!a.widgets.length)return 0;var f=a.size[0];a=a.widgets;b+=2;for(var n=0;n<a.length;++n){var h=
-a[0],p=b;h.y&&(p=h.y);h.last_y=p;c.strokeStyle="#AAA";c.fillStyle="#222";c.textAlign="left";switch(h.type){case "button":h.clicked&&(c.fillStyle="#AAA",h.clicked=!1,this.dirty_canvas=!0);c.fillRect(6.5,p,f-12,20);c.strokeRect(6.5,p,f-12,20);c.textAlign="center";c.fillStyle="#AAA";c.fillText(h.name,0.5*f,p+14);break;case "slider":c.fillRect(6.5,p,f-12,20);var d=(h.value-h.options.min)/(h.options.max-h.options.min);c.fillStyle=e==h?"#89A":"#678";c.fillRect(6.5,p,d*(f-12),20);c.strokeRect(6.5,p,f-12,
-20);c.textAlign="center";c.fillStyle="#CCC";c.fillText(h.name+"  "+Number(h.value).toFixed(3),0.5*f,p+14)}b+=20}c.textAlign="left"};l.prototype.processNodeWidgets=function(a,b,c,e){if(!a.widgets||!a.widgets.length)return null;c=b[0]-a.pos[0];for(var f=b[1]-a.pos[1],n=a.size[0],h=this,p=0;p<a.widgets.length;++p){var d=a.widgets[p];if(d==e||6<c&&c<n-12&&f>d.last_y&&f<d.last_y+k.NODE_WIDGET_HEIGHT){switch(d.type){case "button":d.callback&&setTimeout(function(){d.callback(d,h,a,b)},20);this.dirty_canvas=
-d.clicked=!0;break;case "slider":e=Math.clamp((c-6)/(n-12),0,1),d.value=d.options.min+(d.options.max-d.options.min)*e,d.callback&&setTimeout(function(){d.callback(d.value,h,a,b)},20),this.dirty_canvas=!0}return d}}return null};l.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)};l.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 e=setInterval(function(){b.editor_alpha*=c;b.dirty_canvas=!0;b.dirty_bgcanvas=!0;1>c&&0.01>b.editor_alpha&&(clearInterval(e),1>c&&(b.live_mode=!0));1<c&&0.99<b.editor_alpha&&(clearInterval(e),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],c="";switch(a.type){case "touchstart":c="mousedown";break;case "touchmove":c="mousemove";break;case "touchend":c="mouseup";break;default:return}var e=this.getCanvasWindow(),f=e.document.createEvent("MouseEvent");f.initMouseEvent(c,!0,!0,e,1,b.screenX,b.screenY,b.clientX,b.clientY,!1,!1,!1,!1,0,null);b.target.dispatchEvent(f);a.preventDefault()};l.onMenuAdd=function(a,b,c,e){function f(a,b){var c=e.getFirstEvent(),f=k.createNode(a.value);f&&(f.pos=n.convertEventToCanvas(c),
-n.graph.add(f))}var n=l.active_canvas,h=n.getCanvasWindow();a=k.getNodeTypesCategories();b=[];for(var d in a)a[d]&&b.push({value:a[d],content:a[d],has_submenu:!0});var g=new k.ContextMenu(b,{event:c,callback:function(a,b,c){a=k.getNodeTypesInCategory(a.value,n.filter);b=[];for(var e in a)b.push({content:a[e].title,value:a[e].type});new k.ContextMenu(b,{event:c,callback:f,parentMenu:g},h);return!1},parentMenu:e},h);return!1};l.onMenuCollapseAll=function(){};l.onMenuNodeEdit=function(){};l.showMenuNodeOptionalInputs=
-function(a,b,c,e,f){function n(a,b,c){f&&(a.callback&&a.callback.call(h,f,a,b,c),a.value&&(f.addInput(a.value[0],a.value[1],a.value[2]),f.setDirtyCanvas(!0,!0)))}if(f){var h=this;a=l.active_canvas.getCanvasWindow();b=f.optional_inputs;f.onGetInputs&&(b=f.onGetInputs());var d=[];if(b)for(var g in b){var q=b[g];if(q){var r=q[0];q[2]&&q[2].label&&(r=q[2].label);r={content:r,value:q};q[1]==k.ACTION&&(r.className="event");d.push(r)}else d.push(null)}this.onMenuNodeInputs&&(d=this.onMenuNodeInputs(d));
-if(d.length)return new k.ContextMenu(d,{event:c,callback:n,parentMenu:e,node:f},a),!1}};l.showMenuNodeOptionalOutputs=function(a,b,c,e,f){function n(a,b,c){if(f&&(a.callback&&a.callback.call(h,f,a,b,c),a.value))if(c=a.value[1],!c||c.constructor!==Object&&c.constructor!==Array)f.addOutput(a.value[0],a.value[1],a.value[2]),f.setDirtyCanvas(!0,!0);else{a=[];for(var d in c)a.push({content:d,value:c[d]});new k.ContextMenu(a,{event:b,callback:n,parentMenu:e,node:f});return!1}}if(f){var h=this;a=l.active_canvas.getCanvasWindow();
-b=f.optional_outputs;f.onGetOutputs&&(b=f.onGetOutputs());var d=[];if(b)for(var g in b){var q=b[g];if(!q)d.push(null);else if(!f.flags||!f.flags.skip_repeated_outputs||-1==f.findOutputSlot(q[0])){var r=q[0];q[2]&&q[2].label&&(r=q[2].label);r={content:r,value:q};q[1]==k.EVENT&&(r.className="event");d.push(r)}}this.onMenuNodeOutputs&&(d=this.onMenuNodeOutputs(d));if(d.length)return new k.ContextMenu(d,{event:c,callback:n,parentMenu:e,node:f},a),!1}};l.onShowMenuNodeProperties=function(a,b,c,e,f){function n(a,
-b,c,e){f&&(b=this.getBoundingClientRect(),h.showEditPropertyValue(f,a.value,{position:[b.left,b.top]}))}if(f&&f.properties){var h=l.active_canvas;b=h.getCanvasWindow();var d=[],g;for(g in f.properties)a=void 0!==f.properties[g]?f.properties[g]:" ",a=l.decodeHTML(a),d.push({content:"<span class='property_name'>"+g+"</span><span class='property_value'>"+a+"</span>",value:g});if(d.length)return new k.ContextMenu(d,{event:c,callback:n,parentMenu:e,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,c,e,f){f&&(f.size=f.computeSize(),f.setDirtyCanvas(!0,!0))};l.onShowTitleEditor=function(a,b,c,e,f){function n(){f.title=d.value;h.parentNode.removeChild(h);f.setDirtyCanvas(!0,!0)}var h=document.createElement("div");h.className="graphdialog";h.innerHTML="<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";var d=h.querySelector("input");d&&(d.value=f.title,d.addEventListener("keydown",
-function(a){13==a.keyCode&&(n(),a.preventDefault(),a.stopPropagation())}));a=l.active_canvas.canvas;b=a.getBoundingClientRect();e=c=-20;b&&(c-=b.left,e-=b.top);event?(h.style.left=event.pageX+c+"px",h.style.top=event.pageY+e+"px"):(h.style.left=0.5*a.width+c+"px",h.style.top=0.5*a.height+e+"px");h.querySelector("button").addEventListener("click",n);a.parentNode.appendChild(h)};l.prototype.showSearchBox=function(a){function b(b){if(b)if(f.onSearchBoxSelection)f.onSearchBoxSelection(b,a,s);else if(b=
-k.createNode(b))b.pos=s.convertEventToCanvas(a),s.graph.add(b);d.close()}function c(a){var b=q;q&&q.classList.remove("selected");q?(q=a?q.nextSibling:q.previousSibling)||(q=b):q=a?h.childNodes[0]:h.childNodes[h.childNodes.length];q&&(q.classList.add("selected"),q.scrollIntoView())}function e(){g=null;var a=r.value;n=null;h.innerHTML="";if(a)if(f.onSearchBox)f.onSearchBox(e,a,s);else for(var c in k.registered_node_types)if(-1!=c.indexOf(a)){var e=document.createElement("div");n||(n=c);e.innerText=
-c;e.className="help-item";e.addEventListener("click",function(a){b(this.innerText)});h.appendChild(e)}}var f=this,d=document.createElement("div");d.className="graphdialog";d.innerHTML="<span class='name'>Search</span> <input autofocus type='text' class='value'/><div class='helper'></div>";d.close=function(){f.search_box=null;d.parentNode.removeChild(d)};d.addEventListener("mouseleave",function(a){d.close()});f.search_box&&f.search_box.close();f.search_box=d;var h=d.querySelector(".helper"),n=null,
-g=null,q=null,r=d.querySelector("input");r&&r.addEventListener("keydown",function(a){if(38==a.keyCode)c(!1);else if(40==a.keyCode)c(!0);else if(27==a.keyCode)d.close();else if(13==a.keyCode)q?b(q.innerHTML):n?b(n):d.close();else{g&&clearInterval(g);g=setTimeout(e,10);return}a.preventDefault();a.stopPropagation()});var s=l.active_canvas,u=s.canvas,t=u.getBoundingClientRect(),v=-20,y=-20;t&&(v-=t.left,y-=t.top);a?(d.style.left=a.pageX+v+"px",d.style.top=a.pageY+y+"px"):(d.style.left=0.5*u.width+v+"px",
-d.style.top=0.5*u.height+y+"px");u.parentNode.appendChild(d);r.focus();return d};l.prototype.showEditPropertyValue=function(a,b,c){function e(){f(q.value)}function f(c){"number"==typeof a.properties[b]&&(c=Number(c));"array"==d&&(c=c.split(",").map(Number));a.properties[b]=c;a._graph&&a._graph._version++;if(a.onPropertyChanged)a.onPropertyChanged(b,c);k.close();a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[b]){c=c||{};var d="string";null!==a.properties[b]&&(d=typeof a.properties[b]);"object"==
-d&&a.properties[b].length&&(d="array");var h=null;a.getPropertyInfo&&(h=a.getPropertyInfo(b));if(a.properties_info)for(var n=0;n<a.properties_info.length;++n)if(a.properties_info[n].name==b){h=a.properties_info[n];break}void 0!==h&&null!==h&&h.type&&(d=h.type);var l="";if("string"==d||"number"==d||"array"==d)l="<input autofocus type='text' class='value'/>";else if("enum"==d&&h.values){l="<select autofocus type='text' class='value'>";for(n in h.values)var g=h.values.constructor===Array?h.values[n]:
-n,l=l+("<option value='"+g+"' "+(g==a.properties[b]?"selected":"")+">"+h.values[n]+"</option>");l+="</select>"}else if("boolean"==d)l="<input autofocus type='checkbox' class='value' "+(a.properties[b]?"checked":"")+"/>";else{console.warn("unknown type: "+d);return}var k=this.createDialog("<span class='name'>"+b+"</span>"+l+"<button>OK</button>",c);if("enum"==d&&h.values){var q=k.querySelector("select");q.addEventListener("change",function(a){f(a.target.value)})}else if("boolean"==d)(q=k.querySelector("input"))&&
-q.addEventListener("click",function(a){f(!!q.checked)});else if(q=k.querySelector("input"))q.value=void 0!==a.properties[b]?a.properties[b]:"",q.addEventListener("keydown",function(a){13==a.keyCode&&(e(),a.preventDefault(),a.stopPropagation())});k.querySelector("button").addEventListener("click",e)}};l.prototype.createDialog=function(a,b){b=b||{};var c=document.createElement("div");c.className="graphdialog";c.innerHTML=a;var e=this.canvas.getBoundingClientRect(),f=-20,d=-20;e&&(f-=e.left,d-=e.top);
-b.position?(f+=b.position[0],d+=b.position[1]):b.event?(f+=b.event.pageX,d+=b.event.pageY):(f+=0.5*this.canvas.width,d+=0.5*this.canvas.height);c.style.left=f+"px";c.style.top=d+"px";this.canvas.parentNode.appendChild(c);c.close=function(){this.parentNode&&this.parentNode.removeChild(this)};return c};l.onMenuNodeCollapse=function(a,b,c,e,f){f.flags.collapsed=!f.flags.collapsed;f.setDirtyCanvas(!0,!0)};l.onMenuNodePin=function(a,b,c,e,f){f.pin()};l.onMenuNodeMode=function(a,b,c,e,f){new k.ContextMenu(["Always",
-"On Event","On Trigger","Never"],{event:c,callback:function(a){if(f)switch(a){case "On Event":f.mode=k.ON_EVENT;break;case "On Trigger":f.mode=k.ON_TRIGGER;break;case "Never":f.mode=k.NEVER;break;default:f.mode=k.ALWAYS}},parentMenu:e,node:f});return!1};l.onMenuNodeColors=function(a,b,c,e,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 d in l.node_colors)a=l.node_colors[d],a={value:d,content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid "+
-a.color+"; background-color:"+a.bgcolor+"'>"+d+"</span>"},b.push(a);new k.ContextMenu(b,{event:c,callback:function(a){f&&((a=a.value?l.node_colors[a.value]:null)?(f.color=a.color,f.bgcolor=a.bgcolor):(delete f.color,delete f.bgcolor),f.setDirtyCanvas(!0))},parentMenu:e,node:f});return!1};l.onMenuNodeShapes=function(a,b,c,e,f){if(!f)throw"no node passed";new k.ContextMenu(k.VALID_SHAPES,{event:c,callback:function(a){f&&(f.shape=a,f.setDirtyCanvas(!0))},parentMenu:e,node:f});return!1};l.onMenuNodeRemove=
-function(a,b,c,e,f){if(!f)throw"no node passed";!1!=f.removable&&(f.graph.remove(f),f.setDirtyCanvas(!0,!0))};l.onMenuNodeClone=function(a,b,c,e,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))};l.node_colors={red:{color:"#322",bgcolor:"#533"},brown:{color:"#332922",bgcolor:"#593930"},green:{color:"#232",bgcolor:"#353"},blue:{color:"#223",bgcolor:"#335"},pale_blue:{color:"#2a363b",bgcolor:"#3f5159"},cyan:{color:"#233",bgcolor:"#355"},purple:{color:"#323",
-bgcolor:"#535"},yellow:{color:"#432",bgcolor:"#653"},black:{color:"#222",bgcolor:"#000"}};l.prototype.getCanvasMenuOptions=function(){var a=null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:l.onMenuAdd}],this._graph_stack&&0<this._graph_stack.length&&(a=[{content:"Close subgraph",callback:this.closeSubgraph.bind(this)},null].concat(a)));if(this.getExtraMenuOptions){var b=this.getExtraMenuOptions(this,a);b&&(a=a.concat(b))}return a};l.prototype.getNodeMenuOptions=
-function(a){var b=null,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.onShowTitleEditor},{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.getExtraMenuOptions){var c=a.getExtraMenuOptions(this);c&&(c.push(null),b=c.concat(b))}!1!==a.clonable&&b.push({content:"Clone",callback:l.onMenuNodeClone});!1!==a.removable&&b.push(null,{content:"Remove",callback:l.onMenuNodeRemove});a.onGetInputs&&(c=a.onGetInputs())&&c.length&&(b[0].disabled=!1);a.onGetOutputs&&(c=a.onGetOutputs())&&
-c.length&&(b[1].disabled=!1);if(a.graph&&a.graph.onGetNodeMenuOptions)a.graph.onGetNodeMenuOptions(b,a);return b};l.prototype.processContextMenu=function(a,b){var c=this,e=l.active_canvas.getCanvasWindow(),f=null,d={event:b,callback:function(b,e,f){if(b)if("Remove Slot"==b.content){var h=b.slot;h.input?a.removeInput(h.slot):h.output&&a.removeOutput(h.slot)}else if("Rename Slot"==b.content){var h=b.slot,d=c.createDialog("<span class='name'>Name</span><input type='text'/><button>OK</button>",e),n=d.querySelector("input");
-d.querySelector("button").addEventListener("click",function(b){if(n.value){if(b=h.input?a.getInputInfo(h.slot):a.getOutputInfo(h.slot))b.label=n.value;c.setDirty(!0)}d.close()})}},node:a},h=null;a&&(h=a.getSlotInPosition(b.canvasX,b.canvasY),l.active_node=a);h?(f=[],f.push(h.locked?"Cannot remove":{content:"Remove Slot",slot:h}),f.push({content:"Rename Slot",slot:h}),d.title=(h.input?h.input.type:h.output.type)||"*",h.input&&h.input.type==k.ACTION&&(d.title="Action"),h.output&&h.output.type==k.EVENT&&
-(d.title="Event")):f=a?this.getNodeMenuOptions(a):this.getCanvasMenuOptions();f&&new k.ContextMenu(f,d,e)};this.CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.roundRect=function(a,b,c,e,f,d){void 0===f&&(f=5);void 0===d&&(d=f);this.moveTo(a+f,b);this.lineTo(a+c-f,b);this.quadraticCurveTo(a+c,b,a+c,b+f);this.lineTo(a+c,b+e-d);this.quadraticCurveTo(a+c,b+e,a+c-d,b+e);this.lineTo(a+d,b+e);this.quadraticCurveTo(a,b+e,a,b+e-d);this.lineTo(a,b+f);this.quadraticCurveTo(a,b,a+f,b)});k.compareObjects=
-function(a,b){for(var c in a)if(a[c]!=b[c])return!1;return!0};k.distance=q;k.colorToString=function(a){return"rgba("+Math.round(255*a[0]).toFixed()+","+Math.round(255*a[1]).toFixed()+","+Math.round(255*a[2]).toFixed()+","+(4==a.length?a[3].toFixed(2):"1.0")+")"};k.isInsideRectangle=r;k.growBounding=function(a,b,c){b<a[0]?a[0]=b:b>a[2]&&(a[2]=b);c<a[1]?a[1]=c:c>a[3]&&(a[3]=c)};k.isInsideBounding=function(a,b){return a[0]<b[0][0]||a[1]<b[0][1]||a[0]>b[1][0]||a[1]>b[1][1]?!1:!0};k.overlapBounding=s;
-k.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),c=0,e,f,d=0;6>d;d+=2)e="0123456789ABCDEF".indexOf(a.charAt(d)),f="0123456789ABCDEF".indexOf(a.charAt(d+1)),b[c]=16*e+f,c++;return b};k.num2hex=function(a){for(var b="#",c,e,f=0;3>f;f++)c=a[f]/16,e=a[f]%16,b+="0123456789ABCDEF".charAt(c)+"0123456789ABCDEF".charAt(e);return b};u.prototype.addItem=function(a,b,c){function e(a){var b=this.value;b&&b.has_submenu&&f.call(this,a)}function f(a){var b=this.value,e=
-!0;d.current_submenu&&d.current_submenu.close(a);if(c.callback){var f=c.callback.call(this,b,c,a,d,c.node);!0===f&&(e=!1)}if(b&&(b.callback&&!c.ignore_item_callbacks&&!0!==b.disabled&&(f=b.callback.call(this,b,c,a,d,c.node),!0===f&&(e=!1)),b.submenu)){if(!b.submenu.options)throw"ContextMenu submenu needs options";new d.constructor(b.submenu.options,{callback:b.submenu.callback,event:a,parentMenu:d,ignore_item_callbacks:b.submenu.ignore_item_callbacks,title:b.submenu.title,autoopen:c.autoopen});e=
-!1}e&&!d.lock&&d.close()}var d=this;c=c||{};var h=document.createElement("div");h.className="litemenu-entry submenu";var n=!1;if(null===b)h.classList.add("separator");else{h.innerHTML=b&&b.title?b.title:a;if(h.value=b)b.disabled&&(n=!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);n||h.addEventListener("click",
-f);c.autoopen&&h.addEventListener("mouseenter",e);return h};u.prototype.close=function(a,b){this.root.parentNode&&this.root.parentNode.removeChild(this.root);this.parentMenu&&!b&&(this.parentMenu.lock=!1,this.parentMenu.current_submenu=null,void 0===a?this.parentMenu.close():a&&!u.isCursorOverElement(a,this.parentMenu.root)&&u.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0)};u.trigger=function(a,b,c,e){var f=document.createEvent("CustomEvent");
-f.initCustomEvent(b,!0,!0,c);f.srcElement=e;a.dispatchEvent?a.dispatchEvent(f):a.__events&&a.__events.dispatchEvent(f);return f};u.prototype.getTopMenu=function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu():this};u.prototype.getFirstEvent=function(){return this.options.parentMenu?this.options.parentMenu.getFirstEvent():this.options.event};u.isCursorOverElement=function(a,b){var c=a.pageX,e=a.pageY,f=b.getBoundingClientRect();return f?e>f.top&&e<f.top+f.height&&c>f.left&&c<
-f.left+f.width?!0:!1:!1};k.ContextMenu=u;k.closeAllContextMenus=function(a){a=a||window;a=a.document.querySelectorAll(".litecontextmenu");if(a.length){for(var b=[],c=0;c<a.length;c++)b.push(a[c]);for(c in b)b[c].close?b[c].close():b[c].parentNode&&b[c].parentNode.removeChild(b[c])}};k.extendClass=function(a,b){for(var c in b)a.hasOwnProperty(c)||(a[c]=b[c]);if(b.prototype)for(c in b.prototype)b.prototype.hasOwnProperty(c)&&!a.prototype.hasOwnProperty(c)&&(b.prototype.__lookupGetter__(c)?a.prototype.__defineGetter__(c,
-b.prototype.__lookupGetter__(c)):a.prototype[c]=b.prototype[c],b.prototype.__lookupSetter__(c)&&a.prototype.__defineSetter__(c,b.prototype.__lookupSetter__(c)))};k.getParameterNames=function(a){return(a+"").replace(/[/][/].*$/mg,"").replace(/\s+/g,"").replace(/[/][*][^/*]*[*][/]/g,"").split("){",1)[0].replace(/^[^(]*[(]/,"").replace(/=[^,]+/g,"").split(",").filter(Boolean)};Math.clamp=function(a,b,c){return b>a?b:c<a?c:a};"undefined"==typeof window||window.requestAnimationFrame||(window.requestAnimationFrame=
+null;this.connections_width=3;this.round_radius=8;this.node_widget=this.current_node=null;this.last_mouse_position=[0,0];b&&b.attachCanvas(this);this.setCanvas(a);this.clear();g.skip_render||this.startRendering();this.autoresize=g.autoresize}function r(a,b){return Math.sqrt((b[0]-a[0])*(b[0]-a[0])+(b[1]-a[1])*(b[1]-a[1]))}function p(a,b,g,c,e,k){return g<a&&g+e>a&&c<b&&c+k>b?!0:!1}function s(a,b){var g=a[0]+a[2],c=a[1]+a[3],e=b[1]+b[3];return a[0]>b[0]+b[2]||a[1]>e||g<b[0]||c<b[1]?!1:!0}function u(a,
+b){function g(a){var b=parseInt(e.style.top);e.style.top=(b+0.1*a.deltaY).toFixed()+"px";a.preventDefault();return!0}this.options=b=b||{};var c=this;b.parentMenu&&(b.parentMenu.constructor!==this.constructor?(console.error("parentMenu must be of class ContextMenu, ignoring it"),b.parentMenu=null):(this.parentMenu=b.parentMenu,this.parentMenu.lock=!0,this.parentMenu.current_submenu=this));b.event&&b.event.constructor!==MouseEvent&&b.event.constructor!==CustomEvent&&(console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."),
+b.event=null);var e=document.createElement("div");e.className="litegraph litecontextmenu litemenubar-panel";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 c.close(),a.preventDefault(),
+!0},!0);e.addEventListener("wheel",g,!0);e.addEventListener("mousewheel",g,!0);this.root=e;if(b.title){var k=document.createElement("div");k.className="litemenu-title";k.innerHTML=b.title;e.appendChild(k)}var k=0,q;for(q in a){var d=a.constructor==Array?a[q]:q;null!=d&&d.constructor!==String&&(d=void 0===d.content?String(d):d.content);this.addItem(d,a[q],b);k++}e.addEventListener("mouseleave",function(a){c.lock||c.close(a)});q=document;b.event&&(q=b.event.target.ownerDocument);q||(q=document);q.body.appendChild(e);
+k=b.left||0;q=b.top||0;if(b.event){k=b.event.pageX-10;q=b.event.pageY-10;b.title&&(q-=20);b.parentMenu&&(k=b.parentMenu.root.getBoundingClientRect(),k=k.left+k.width);var d=document.body.getBoundingClientRect(),l=e.getBoundingClientRect();k>d.width-l.width-10&&(k=d.width-l.width-10);q>d.height-l.height-10&&(q=d.height-l.height-10)}e.style.left=k+"px";e.style.top=q+"px"}var l=t.LiteGraph={NODE_TITLE_HEIGHT:20,NODE_SLOT_HEIGHT:15,NODE_WIDGET_HEIGHT:20,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,
+NODE_COLLAPSED_WIDTH:80,CANVAS_GRID_SIZE:10,NODE_TITLE_COLOR:"#999",NODE_TEXT_SIZE:14,NODE_TEXT_COLOR:"#AAA",NODE_SUBTEXT_SIZE:12,NODE_DEFAULT_COLOR:"#333",NODE_DEFAULT_BGCOLOR:"#444",NODE_DEFAULT_BOXCOLOR:"#888",NODE_DEFAULT_SHAPE:"box",MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],node_images_path:"",VALID_SHAPES:["default","box","round","card"],BOX_SHAPE:1,ROUND_SHAPE:2,CIRCLE_SHAPE:3,CARD_SHAPE:4,INPUT:1,OUTPUT:2,EVENT:-1,ACTION:-1,ALWAYS:0,ON_EVENT:1,NEVER:2,ON_TRIGGER:3,NORMAL_TITLE:0,
+NO_TITLE:1,TRANSPARENT_TITLE:2,AUTOHIDE_TITLE:3,proxy:null,debug:!1,throw_errors:!0,allow_scripts:!0,registered_node_types:{},node_types_by_file_extension:{},Nodes:{},registerNodeType:function(a,b){if(!b.prototype)throw"Cannot register a simple object, it must be a class with a prototype";b.type=a;l.debug&&console.log("Node registered: "+a);a.split("/");var g=b.name,c=a.lastIndexOf("/");b.category=a.substr(0,c);b.title||(b.title=g);if(b.prototype)for(var e in f.prototype)b.prototype[e]||(b.prototype[e]=
+f.prototype[e]);Object.defineProperty(b.prototype,"shape",{set:function(a){switch(a){case "default":delete this._shape;break;case "box":this._shape=l.BOX_SHAPE;break;case "round":this._shape=l.ROUND_SHAPE;break;case "circle":this._shape=l.CIRCLE_SHAPE;break;case "card":this._shape=l.CARD_SHAPE;break;default:this._shape=a}},get:function(a){return this._shape},enumerable:!0});this.registered_node_types[a]=b;b.constructor.name&&(this.Nodes[g]=b);b.prototype.onPropertyChange&&console.warn("LiteGraph node class "+
+a+" has onPropertyChange method, it must be called onPropertyChanged with d at the end");if(b.supported_extensions)for(e in b.supported_extensions)this.node_types_by_file_extension[b.supported_extensions[e].toLowerCase()]=b},wrapFunctionAsNode:function(a,b,g,c){for(var e=Array(b.length),k="",q=l.getParameterNames(b),d=0;d<q.length;++d)k+="this.addInput('"+q[d]+"',"+(g&&g[d]?"'"+g[d]+"'":"0")+");\n";g=Function(k+("this.addOutput('out',"+(c?"'"+c+"'":0)+");\n"));g.title=a.split("/").pop();g.desc="Generated from "+
+b.name;g.prototype.onExecute=function(){for(var a=0;a<e.length;++a)e[a]=this.getInputData(a);a=b.apply(this,e);this.setOutputData(0,a)};this.registerNodeType(a,g)},addNodeMethod:function(a,b){f.prototype[a]=b;for(var g in this.registered_node_types){var c=this.registered_node_types[g];c.prototype[a]&&(c.prototype["_"+a]=c.prototype[a]);c.prototype[a]=b}},createNode:function(a,b,g){var c=this.registered_node_types[a];if(!c)return l.debug&&console.log('GraphNode type "'+a+'" not registered.'),null;
+b=b||c.title||a;c=new c(b);c.type=a;!c.title&&b&&(c.title=b);c.properties||(c.properties={});c.properties_info||(c.properties_info=[]);c.flags||(c.flags={});c.size||(c.size=c.computeSize());c.pos||(c.pos=l.DEFAULT_POSITION.concat());c.mode||(c.mode=l.ALWAYS);if(g)for(var e in g)c[e]=g[e];return c},getNodeType:function(a){return this.registered_node_types[a]},getNodeTypesInCategory:function(a,b){var g=[],c;for(c in this.registered_node_types){var e=this.registered_node_types[c];b&&e.filter&&e.filter!=
+b||(""==a?null==e.category&&g.push(e):e.category==a&&g.push(e))}return g},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 g=[];for(b in a)g.push(b);return g},reloadNodes:function(a){var b=document.getElementsByTagName("script"),g=[],c;for(c in b)g.push(b[c]);b=document.getElementsByTagName("head")[0];a=document.location.href+a;for(c in g){var e=
+g[c].src;if(e&&e.substr(0,a.length)==a)try{l.debug&&console.log("Reloading: "+e);var k=document.createElement("script");k.type="text/javascript";k.src=e;b.appendChild(k);b.removeChild(g[c])}catch(q){if(l.throw_errors)throw q;l.debug&&console.log("Error while reloading "+e)}}l.debug&&console.log("Nodes reloaded")},cloneObject:function(a,b){if(null==a)return null;var g=JSON.parse(JSON.stringify(a));if(!b)return g;for(var c in g)b[c]=g[c];return b},isValidConnection:function(a,b){if(!a||!b||a==b||a==
+l.EVENT&&b==l.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 g=a.split(","),c=b.split(","),e=0;e<g.length;++e)for(var k=0;k<c.length;++k)if(g[e]==c[k])return!0;return!1}};l.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()};
+t.LGraph=l.LGraph=h;h.supported_types=["number","string","boolean"];h.prototype.getSupportedTypes=function(){return this.supported_types||h.supported_types};h.STATUS_STOPPED=1;h.STATUS_RUNNING=2;h.prototype.clear=function(){this.stop();this.status=h.STATUS_STOPPED;this.last_link_id=this.last_node_id=0;this._version=-1;this._nodes=[];this._nodes_by_id={};this._nodes_executable=this._nodes_in_order=null;this._groups=[];this.links={};this.iteration=0;this.config={};this.fixedtime=this.runningtime=this.globaltime=
+0;this.elapsed_time=this.fixedtime_lapse=0.01;this.starttime=this.last_update_time=0;this.catch_errors=!0;this.global_inputs={};this.global_outputs={};this.change();this.sendActionToCanvas("clear")};h.prototype.attachCanvas=function(a){if(a.constructor!=d)throw"attachCanvas expects a LGraphCanvas instance";a.graph&&a.graph!=this&&a.graph.detachCanvas(a);a.graph=this;this.list_of_graphcanvas||(this.list_of_graphcanvas=[]);this.list_of_graphcanvas.push(a)};h.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))}};h.prototype.start=function(a){if(this.status!=h.STATUS_RUNNING){this.status=h.STATUS_RUNNING;if(this.onPlayEvent)this.onPlayEvent();this.sendEventToAllNodes("onStart");this.last_update_time=this.starttime=l.getTime();var b=this;this.execution_timer_id=setInterval(function(){b.runStep(1,!this.catch_errors)},a||1)}};h.prototype.stop=function(){if(this.status!=h.STATUS_STOPPED){this.status=h.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")}};h.prototype.runStep=function(a,b){a=a||1;var g=l.getTime();this.globaltime=0.001*(g-this.starttime);var c=this._nodes_executable?this._nodes_executable:this._nodes;if(c){if(b){for(var e=0;e<a;e++){for(var k=0,q=c.length;k<q;++k){var d=c[k];if(d.mode==l.ALWAYS&&d.onExecute)d.onExecute()}this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute()}else try{for(e=
+0;e<a;e++){k=0;for(q=c.length;k<q;++k)if(d=c[k],d.mode==l.ALWAYS&&d.onExecute)d.onExecute();this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute();this.errors_in_execution=!1}catch(m){this.errors_in_execution=!0;if(l.throw_errors)throw m;l.debug&&console.log("Error during execution: "+m);this.stop()}c=l.getTime();g=c-g;0==g&&(g=1);this.execution_time=0.001*g;this.globaltime+=0.001*g;this.iteration+=1;this.elapsed_time=0.001*(c-
+this.last_update_time);this.last_update_time=c}};h.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])};h.prototype.computeExecutionOrder=function(a,b){for(var g=[],c=[],e={},k={},q={},d=0,m=this._nodes.length;d<m;++d){var f=this._nodes[d];if(!a||f.onExecute){e[f.id]=f;var h=0;if(f.inputs)for(var n=
+0,p=f.inputs.length;n<p;n++)f.inputs[n]&&null!=f.inputs[n].link&&(h+=1);0==h?(c.push(f),b&&(f._level=1)):(b&&(f._level=0),q[f.id]=h)}}for(;0!=c.length;)if(f=c.shift(),g.push(f),delete e[f.id],f.outputs)for(d=0;d<f.outputs.length;d++)if(m=f.outputs[d],null!=m&&null!=m.links&&0!=m.links.length)for(n=0;n<m.links.length;n++)(h=this.links[m.links[n]])&&!k[h.id]&&(p=this.getNodeById(h.target_id),null==p?k[h.id]=!0:(b&&(!p._level||p._level<=f._level)&&(p._level=f._level+1),k[h.id]=!0,q[p.id]-=1,0==q[p.id]&&
+c.push(p)));for(d in e)g.push(e[d]);g.length!=this._nodes.length&&l.debug&&console.warn("something went wrong, nodes missing");m=g.length;for(d=0;d<m;++d)g[d].order=d;g=g.sort(function(a,b){var g=a.constructor.priority||a.priority||0,c=b.constructor.priority||b.priority||0;return g==c?a.order-b.order:g-c});for(d=0;d<m;++d)g[d].order=d;return g};h.prototype.getAncestors=function(a){for(var b=[],g=[a],c={};g.length;){var e=g.shift();if(e.inputs){c[e.id]||e==a||(c[e.id]=!0,b.push(e));for(var k=0;k<e.inputs.length;++k){var q=
+e.getInputNode(k);q&&-1==b.indexOf(q)&&g.push(q)}}}b.sort(function(a,b){return a.order-b.order});return b};h.prototype.arrange=function(a){a=a||40;for(var b=this.computeExecutionOrder(!1,!0),g=[],c=0;c<b.length;++c){var e=b[c],k=e._level||1;g[k]||(g[k]=[]);g[k].push(e)}b=a;for(c=0;c<g.length;++c)if(k=g[c]){for(var q=100,d=a,l=0;l<k.length;++l)e=k[l],e.pos[0]=b,e.pos[1]=d,e.size[0]>q&&(q=e.size[0]),d+=e.size[1]+a;b+=q+a}this.setDirtyCanvas(!0,!0)};h.prototype.getTime=function(){return this.globaltime};
+h.prototype.getFixedTime=function(){return this.fixedtime};h.prototype.getElapsedTime=function(){return this.elapsed_time};h.prototype.sendEventToAllNodes=function(a,b,g){g=g||l.ALWAYS;var c=this._nodes_in_order?this._nodes_in_order:this._nodes;if(c)for(var e=0,k=c.length;e<k;++e){var d=c[e];if(d[a]&&d.mode==g)if(void 0===b)d[a]();else if(b&&b.constructor===Array)d[a].apply(d,b);else d[a](b)}};h.prototype.sendActionToCanvas=function(a,b){if(this.list_of_graphcanvas)for(var g=0;g<this.list_of_graphcanvas.length;++g){var c=
+this.list_of_graphcanvas[g];c[a]&&c[a].apply(c,b)}};h.prototype.add=function(a,b){if(a)if(a.constructor===n)this._groups.push(a),this.setDirtyCanvas(!0),this.change(),a.graph=this,this._version++;else{-1!=a.id&&null!=this._nodes_by_id[a.id]&&(console.warn("LiteGraph: there is already a node with this ID, changing it"),a.id=++this.last_node_id);if(this._nodes.length>=l.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}};h.prototype.remove=function(a){if(a.constructor===l.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 g=a.inputs[b];null!=g.link&&a.disconnectInput(b)}if(a.outputs)for(b=0;b<a.outputs.length;b++)g=a.outputs[b],null!=g.links&&g.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)g=this.list_of_graphcanvas[b],g.selected_nodes[a.id]&&delete g.selected_nodes[a.id],g.node_dragged==a&&(g.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()}};h.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};h.prototype.findNodesByClass=function(a){for(var b=[],g=0,c=this._nodes.length;g<c;++g)this._nodes[g].constructor===a&&b.push(this._nodes[g]);return b};h.prototype.findNodesByType=function(a){a=a.toLowerCase();for(var b=
+[],g=0,c=this._nodes.length;g<c;++g)this._nodes[g].type.toLowerCase()==a&&b.push(this._nodes[g]);return b};h.prototype.findNodesByTitle=function(a){for(var b=[],g=0,c=this._nodes.length;g<c;++g)this._nodes[g].title==a&&b.push(this._nodes[g]);return b};h.prototype.getNodeOnPos=function(a,b,g){g=g||this._nodes;for(var c=g.length-1;0<=c;c--){var e=g[c];if(e.isPointInside(a,b,2))return e}return null};h.prototype.getGroupOnPos=function(a,b){for(var g=this._groups.length-1;0<=g;g--){var c=this._groups[g];
+if(c.isPointInside(a,b,2))return c}return null};h.prototype.addGlobalInput=function(a,b,g){this.global_inputs[a]={name:a,type:b,value:g};this._version++;if(this.onGlobalInputAdded)this.onGlobalInputAdded(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.setGlobalInputData=function(a,b){var g=this.global_inputs[a];g&&(g.value=b)};h.prototype.setInputData=h.prototype.setGlobalInputData;h.prototype.getGlobalInputData=function(a){return(a=this.global_inputs[a])?a.value:null};h.prototype.renameGlobalInput=
+function(a,b){if(b!=a){if(!this.global_inputs[a])return!1;if(this.global_inputs[b])return console.error("there is already one input with that name"),!1;this.global_inputs[b]=this.global_inputs[a];delete this.global_inputs[a];this._version++;if(this.onGlobalInputRenamed)this.onGlobalInputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()}};h.prototype.changeGlobalInputType=function(a,b){if(!this.global_inputs[a])return!1;if(this.global_inputs[a].type!=b&&this.global_inputs[a].type.toLowerCase()!=
+b.toLowerCase()&&(this.global_inputs[a].type=b,this._version++,this.onGlobalInputTypeChanged))this.onGlobalInputTypeChanged(a,b)};h.prototype.removeGlobalInput=function(a){if(!this.global_inputs[a])return!1;delete this.global_inputs[a];this._version++;if(this.onGlobalInputRemoved)this.onGlobalInputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};h.prototype.addGlobalOutput=function(a,b,g){this.global_outputs[a]={name:a,type:b,value:g};this._version++;if(this.onGlobalOutputAdded)this.onGlobalOutputAdded(a,
+b);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.setGlobalOutputData=function(a,b){var g=this.global_outputs[a];g&&(g.value=b)};h.prototype.getGlobalOutputData=function(a){return(a=this.global_outputs[a])?a.value:null};h.prototype.getOutputData=h.prototype.getGlobalOutputData;h.prototype.renameGlobalOutput=function(a,b){if(!this.global_outputs[a])return!1;if(this.global_outputs[b])return console.error("there is already one output with that name"),!1;this.global_outputs[b]=this.global_outputs[a];
+delete this.global_outputs[a];this._version++;if(this.onGlobalOutputRenamed)this.onGlobalOutputRenamed(a,b);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.changeGlobalOutputType=function(a,b){if(!this.global_outputs[a])return!1;if(this.global_outputs[a].type.toLowerCase()!=b.toLowerCase()&&(this.global_outputs[a].type=b,this._version++,this.onGlobalOutputTypeChanged))this.onGlobalOutputTypeChanged(a,b)};h.prototype.removeGlobalOutput=function(a){if(!this.global_outputs[a])return!1;delete this.global_outputs[a];
+this._version++;if(this.onGlobalOutputRemoved)this.onGlobalOutputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};h.prototype.triggerInput=function(a,b){for(var g=this.findNodesByTitle(a),c=0;c<g.length;++c)g[c].onTrigger(b)};h.prototype.setCallback=function(a,b){for(var g=this.findNodesByTitle(a),c=0;c<g.length;++c)g[c].setTrigger(b)};h.prototype.connectionChange=function(a){this.updateExecutionOrder();if(this.onConnectionChange)this.onConnectionChange(a);this._version++;this.sendActionToCanvas("onConnectionChange")};
+h.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};h.prototype.change=function(){l.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};h.prototype.setDirtyCanvas=function(a,b){this.sendActionToCanvas("setDirty",[a,b])};h.prototype.serialize=function(){for(var a=[],b=0,g=this._nodes.length;b<g;++b)a.push(this._nodes[b].serialize());
+g=[];for(b in this.links){var c=this.links[b];g.push([c.id,c.origin_id,c.origin_slot,c.target_id,c.target_slot,c.type])}c=[];for(b=0;b<this._groups.length;++b)c.push(this._groups[b].serialize());return{last_node_id:this.last_node_id,last_link_id:this.last_link_id,nodes:a,links:g,groups:c,config:this.config}};h.prototype.configure=function(a,b){if(a){b||this.clear();var g=a.nodes;if(a.links&&a.links.constructor===Array){for(var c=[],e=0;e<a.links.length;++e){var k=a.links[e];c[k[0]]={id:k[0],origin_id:k[1],
+origin_slot:k[2],target_id:k[3],target_slot:k[4],type:k[5]}}a.links=c}for(e in a)this[e]=a[e];c=!1;this._nodes=[];if(g){e=0;for(k=g.length;e<k;++e){var d=g[e],m=l.createNode(d.type,d.title);m?(m.id=d.id,this.add(m,!0)):(l.debug&&console.log("Node not found: "+d.type),c=!0)}e=0;for(k=g.length;e<k;++e)d=g[e],(m=this.getNodeById(d.id))&&m.configure(d)}this._groups.length=0;if(a.groups)for(e=0;e<a.groups.length;++e)g=new l.LGraphGroup,g.configure(a.groups[e]),this.add(g);this.updateExecutionOrder();this._version++;
+this.setDirtyCanvas(!0,!0);return c}};h.prototype.load=function(a){var b=this,g=new XMLHttpRequest;g.open("GET",a,!0);g.send(null);g.onload=function(a){200!==g.status?console.error("Error loading graph:",g.status,g.response):(a=JSON.parse(g.response),b.configure(a))};g.onerror=function(a){console.error("Error loading graph:",a)}};h.prototype.onNodeTrace=function(a,b,g){};t.LGraphNode=l.LGraphNode=f;f.prototype._ctor=function(a){this.title=a||"Unnamed";this.size=[l.NODE_WIDTH,60];this.graph=null;this._pos=
+new Float32Array(10,10);Object.defineProperty(this,"pos",{set:function(a){!a||2>a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});this.id=-1;this.type=null;this.inputs=[];this.outputs=[];this.connections=[];this.properties={};this.properties_info=[];this.data=null;this.flags={}};f.prototype.configure=function(a){this.graph&&this.graph._version++;for(var b in a)if("console"!=b)if("properties"==b)for(var g in a.properties){if(this.properties[g]=a.properties[g],
+this.onPropertyChanged)this.onPropertyChanged(g,a.properties[g])}else null!=a[b]&&("object"==typeof a[b]?this[b]&&this[b].configure?this[b].configure(a[b]):this[b]=l.cloneObject(a[b],this[b]):this[b]=a[b]);a.title||(this.title=this.constructor.title);if(this.onConnectionsChange){if(this.inputs)for(var c=0;c<this.inputs.length;++c){g=this.inputs[c];var e=this.graph?this.graph.links[g.link]:null;this.onConnectionsChange(l.INPUT,c,!0,e,g)}if(this.outputs)for(c=0;c<this.outputs.length;++c)if(g=this.outputs[c],
+g.links)for(b=0;b<g.links.length;++b)e=this.graph?this.graph.links[g.links[b]]:null,this.onConnectionsChange(l.OUTPUT,c,!0,e,g)}for(c in this.inputs)g=this.inputs[c],g.link&&g.link.length&&(e=g.link,"object"==typeof e&&(g.link=e[0],this.graph&&(this.graph.links[e[0]]={id:e[0],origin_id:e[1],origin_slot:e[2],target_id:e[3],target_slot:e[4]})));for(c in this.outputs)if(g=this.outputs[c],g.links&&0!=g.links.length)for(b in g.links)e=g.links[b],"object"==typeof e&&(g.links[b]=e[0]);if(this.onConfigure)this.onConfigure(a)};
+f.prototype.serialize=function(){var a={id:this.id,type:this.type,pos:this.pos,size:this.size,data:this.data,flags:l.cloneObject(this.flags),mode:this.mode};this.inputs&&(a.inputs=this.inputs);if(this.outputs){for(var b=0;b<this.outputs.length;b++)delete this.outputs[b]._data;a.outputs=this.outputs}this.title&&this.title!=this.constructor.title&&(a.title=this.title);this.properties&&(a.properties=l.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};f.prototype.clone=function(){var a=l.createNode(this.type),b=l.cloneObject(this.serialize());if(b.inputs)for(var g=0;g<b.inputs.length;++g)b.inputs[g].link=null;if(b.outputs)for(g=0;g<b.outputs.length;++g)b.outputs[g].links&&(b.outputs[g].links.length=0);delete b.id;a.configure(b);return a};f.prototype.toString=function(){return JSON.stringify(this.serialize())};
+f.prototype.getTitle=function(){return this.title||this.constructor.title};f.prototype.setOutputData=function(a,b){if(this.outputs&&!(-1==a||a>=this.outputs.length)){var g=this.outputs[a];if(g&&(g._data=b,this.outputs[a].links))for(g=0;g<this.outputs[a].links.length;g++)this.graph.links[this.outputs[a].links[g]].data=b}};f.prototype.getInputData=function(a,b){if(this.inputs&&!(a>=this.inputs.length||null==this.inputs[a].link)){var g=this.graph.links[this.inputs[a].link];if(!g)return null;if(!b)return g.data;
+var c=this.graph.getNodeById(g.origin_id);if(!c)return g.data;if(c.updateOutputData)c.updateOutputData(g.origin_slot);else if(c.onExecute)c.onExecute();return g.data}};f.prototype.getInputDataByName=function(a,b){var g=this.findInputSlot(a);return-1==g?null:this.getInputData(g,b)};f.prototype.isInputConnected=function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link:!1};f.prototype.getInputInfo=function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};f.prototype.getInputNode=
+function(a){if(!this.inputs||a>=this.inputs.length)return null;a=this.inputs[a];return a&&a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id):null:null};f.prototype.getInputOrProperty=function(a){if(!this.inputs||!this.inputs.length)return this.properties?this.properties[a]:null;for(var b=0,g=this.inputs.length;b<g;++b)if(a==this.inputs[b].name)return(a=this.graph.links[this.inputs[b].link])?a.data:null;return this.properties[a]};f.prototype.getOutputData=function(a){return!this.outputs||
+a>=this.outputs.length?null:this.outputs[a]._data};f.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:null:null};f.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:!1};f.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};f.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=[],g=0;g<a.links.length;g++){var c=this.graph.links[a.links[g]];c&&(c=this.graph.getNodeById(c.target_id))&&b.push(c)}return b};f.prototype.trigger=function(a,b){if(this.outputs&&this.outputs.length){this.graph&&(this.graph._last_trigger_time=l.getTime());for(var g=0;g<this.outputs.length;++g){var c=this.outputs[g];!c||c.type!==l.EVENT||a&&
+c.name!=a||this.triggerSlot(g,b)}}};f.prototype.triggerSlot=function(a,b){if(this.outputs){var g=this.outputs[a];if(g&&(g=g.links)&&g.length){this.graph&&(this.graph._last_trigger_time=l.getTime());for(var c=0;c<g.length;++c){var e=this.graph.links[g[c]];if(e){var k=this.graph.getNodeById(e.target_id);if(k)if(e._last_time=l.getTime(),e=k.inputs[e.target_slot],k.onAction)k.onAction(e.name,b);else if(k.mode===l.ON_TRIGGER&&k.onExecute)k.onExecute(b)}}}}};f.prototype.addProperty=function(a,b,g,c){g=
+{name:a,type:g,default_value:b};if(c)for(var e in c)g[e]=c[e];this.properties_info||(this.properties_info=[]);this.properties_info.push(g);this.properties||(this.properties={});this.properties[a]=b;return g};f.prototype.addOutput=function(a,b,g){a={name:a,type:b,links:null};if(g)for(var c in g)a[c]=g[c];this.outputs||(this.outputs=[]);this.outputs.push(a);if(this.onOutputAdded)this.onOutputAdded(a);this.size=this.computeSize();return a};f.prototype.addOutputs=function(a){for(var b=0;b<a.length;++b){var g=
+a[b],c={name:g[0],type:g[1],link:null};if(a[2])for(var e in g[2])c[e]=g[2][e];this.outputs||(this.outputs=[]);this.outputs.push(c);if(this.onOutputAdded)this.onOutputAdded(c)}this.size=this.computeSize()};f.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);this.size=this.computeSize();if(this.onOutputRemoved)this.onOutputRemoved(a)};f.prototype.addInput=function(a,b,g){a={name:a,type:b||0,link:null};if(g)for(var c in g)a[c]=g[c];this.inputs||(this.inputs=[]);this.inputs.push(a);
+this.size=this.computeSize();if(this.onInputAdded)this.onInputAdded(a);return a};f.prototype.addInputs=function(a){for(var b=0;b<a.length;++b){var g=a[b],c={name:g[0],type:g[1],link:null};if(a[2])for(var e in g[2])c[e]=g[2][e];this.inputs||(this.inputs=[]);this.inputs.push(c);if(this.onInputAdded)this.onInputAdded(c)}this.size=this.computeSize()};f.prototype.removeInput=function(a){this.disconnectInput(a);this.inputs.splice(a,1);this.size=this.computeSize();if(this.onInputRemoved)this.onInputRemoved(a)};
+f.prototype.addConnection=function(a,b,g,c){a={name:a,type:b,pos:g,direction:c,links:null};this.connections.push(a);return a};f.prototype.computeSize=function(a,b){function g(a){return a?k*a.length*0.6:0}var c=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1),e=b||new Float32Array([0,0]),c=Math.max(c,1),k=l.NODE_TEXT_SIZE;e[1]=(this.constructor.slot_start_y||0)+c*(k+1)+(this.widgets?this.widgets.length:0)*(l.NODE_WIDGET_HEIGHT+4)+4;var c=g(this.title),d=0,m=0;if(this.inputs)for(var f=
+0,h=this.inputs.length;f<h;++f){var n=this.inputs[f],n=n.label||n.name||"",n=g(n);d<n&&(d=n)}if(this.outputs)for(f=0,h=this.outputs.length;f<h;++f)n=this.outputs[f],n=n.label||n.name||"",n=g(n),m<n&&(m=n);e[0]=Math.max(d+m+10,c);e[0]=Math.max(e[0],l.NODE_WIDTH);if(this.onResize)this.onResize(e);return e};f.prototype.addWidget=function(a,b,g,c,e){this.widgets||(this.widgets=[]);b={type:a.toLowerCase(),name:b,value:g,callback:c,options:e||{}};e.y&&(b.y=e.y);if("combo"==a&&!b.options.values)throw"LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }";
+this.widgets.push(b);return b};f.prototype.getBounding=function(a){a=a||new Float32Array(4);a[0]=this.pos[0]-4;a[1]=this.pos[1]-l.NODE_TITLE_HEIGHT;a[2]=this.size[0]+4;a[3]=this.size[1]+l.NODE_TITLE_HEIGHT;return a};f.prototype.isPointInside=function(a,b,g){g=g||0;var c=this.graph&&this.graph.isLive()?0:20;if(this.flags&&this.flags.collapsed){if(p(a,b,this.pos[0]-g,this.pos[1]-l.NODE_TITLE_HEIGHT-g,(this._collapsed_width||l.NODE_COLLAPSED_WIDTH)+2*g,l.NODE_TITLE_HEIGHT+2*g))return!0}else if(this.pos[0]-
+4-g<a&&this.pos[0]+this.size[0]+4+g>a&&this.pos[1]-c-g<b&&this.pos[1]+this.size[1]+g>b)return!0;return!1};f.prototype.getSlotInPosition=function(a,b){if(this.inputs)for(var g=0,c=this.inputs.length;g<c;++g){var e=this.inputs[g],k=this.getConnectionPos(!0,g);if(p(a,b,k[0]-10,k[1]-5,20,10))return{input:e,slot:g,link_pos:k,locked:e.locked}}if(this.outputs)for(g=0,c=this.outputs.length;g<c;++g)if(e=this.outputs[g],k=this.getConnectionPos(!1,g),p(a,b,k[0]-10,k[1]-5,20,10))return{output:e,slot:g,link_pos:k,
+locked:e.locked};return null};f.prototype.findInputSlot=function(a){if(!this.inputs)return-1;for(var b=0,g=this.inputs.length;b<g;++b)if(a==this.inputs[b].name)return b;return-1};f.prototype.findOutputSlot=function(a){if(!this.outputs)return-1;for(var b=0,g=this.outputs.length;b<g;++b)if(a==this.outputs[b].name)return b;return-1};f.prototype.connect=function(a,b,g){g=g||0;if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return l.debug&&console.log("Connect: Error, no slot of name "+a),
+!1}else if(!this.outputs||a>=this.outputs.length)return l.debug&&console.log("Connect: Error, slot number not found"),!1;b&&b.constructor===Number&&(b=this.graph.getNodeById(b));if(!b)throw"Node not found";if(b==this)return!1;if(g.constructor===String){if(g=b.findInputSlot(g),-1==g)return l.debug&&console.log("Connect: Error, no slot of name "+g),!1}else{if(g===l.EVENT)return!1;if(!b.inputs||g>=b.inputs.length)return l.debug&&console.log("Connect: Error, slot number not found"),!1}null!=b.inputs[g].link&&
+b.disconnectInput(g);this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);var c=this.outputs[a];if(b.onConnectInput&&!1===b.onConnectInput(g,c.type,c))return!1;var e=b.inputs[g];if(l.isValidConnection(c.type,e.type)){var k={id:this.graph.last_link_id++,type:e.type,origin_id:this.id,origin_slot:a,target_id:b.id,target_slot:g};this.graph.links[k.id]=k;null==c.links&&(c.links=[]);c.links.push(k.id);b.inputs[g].link=k.id;this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(l.OUTPUT,
+a,!0,k,c);if(b.onConnectionsChange)b.onConnectionsChange(l.INPUT,g,!0,k,e)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.disconnectOutput=function(a,b){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return l.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return l.debug&&console.log("Connect: Error, slot number not found"),!1;var g=this.outputs[a];if(!g.links||0==g.links.length)return!1;if(b){b.constructor===
+Number&&(b=this.graph.getNodeById(b));if(!b)throw"Target Node not found";for(var c=0,e=g.links.length;c<e;c++){var k=g.links[c],d=this.graph.links[k];if(d.target_id==b.id){g.links.splice(c,1);var m=b.inputs[d.target_slot];m.link=null;delete this.graph.links[k];this.graph&&this.graph._version++;if(b.onConnectionsChange)b.onConnectionsChange(l.INPUT,d.target_slot,!1,d,m);if(this.onConnectionsChange)this.onConnectionsChange(l.OUTPUT,a,!1,d,g);break}}}else{c=0;for(e=g.links.length;c<e;c++)if(k=g.links[c],
+d=this.graph.links[k]){b=this.graph.getNodeById(d.target_id);this.graph&&this.graph._version++;if(b&&(m=b.inputs[d.target_slot],m.link=null,b.onConnectionsChange))b.onConnectionsChange(l.INPUT,d.target_slot,!1,d,m);delete this.graph.links[k];if(this.onConnectionsChange)this.onConnectionsChange(l.OUTPUT,a,!1,d,g)}g.links=null}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.disconnectInput=function(a){if(a.constructor===String){if(a=this.findInputSlot(a),-1==a)return l.debug&&
+console.log("Connect: Error, no slot of name "+a),!1}else if(!this.inputs||a>=this.inputs.length)return l.debug&&console.log("Connect: Error, slot number not found"),!1;var b=this.inputs[a];if(!b)return!1;var g=this.inputs[a].link;this.inputs[a].link=null;var c=this.graph.links[g];if(c){var e=this.graph.getNodeById(c.origin_id);if(!e)return!1;var k=e.outputs[c.origin_slot];if(!k||!k.links||0==k.links.length)return!1;for(var d=0,m=k.links.length;d<m;d++)if(k.links[d]==g){k.links.splice(d,1);break}delete this.graph.links[g];
+this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(l.INPUT,a,!1,c,b);if(e.onConnectionsChange)e.onConnectionsChange(l.OUTPUT,d,!1,c,k)}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.getConnectionPos=function(a,b){return this.flags.collapsed?a?[this.pos[0],this.pos[1]-0.5*l.NODE_TITLE_HEIGHT]:[this.pos[0]+(this._collapsed_width||l.NODE_COLLAPSED_WIDTH),this.pos[1]-0.5*l.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*l.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]:[this.pos[0]+this.size[0]+1,this.pos[1]+10+b*l.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]};f.prototype.alignToGrid=function(){this.pos[0]=l.CANVAS_GRID_SIZE*Math.round(this.pos[0]/
+l.CANVAS_GRID_SIZE);this.pos[1]=l.CANVAS_GRID_SIZE*Math.round(this.pos[1]/l.CANVAS_GRID_SIZE)};f.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>f.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};f.prototype.setDirtyCanvas=function(a,b){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,b])};f.prototype.loadImage=function(a){var b=new Image;b.src=l.node_images_path+a;b.ready=!1;var g=this;b.onload=function(){this.ready=!0;
+g.setDirtyCanvas(!0)};return b};f.prototype.captureInput=function(a){if(this.graph&&this.graph.list_of_graphcanvas)for(var b=this.graph.list_of_graphcanvas,g=0;g<b.length;++g){var c=b[g];if(a||c.node_capturing_input==this)c.node_capturing_input=a?this:null}};f.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)};f.prototype.pin=function(a){this.graph._version++;this.flags.pinned=void 0===
+a?!this.flags.pinned:a};f.prototype.localToScreen=function(a,b,g){return[(a+this.pos[0])*g.scale+g.offset[0],(b+this.pos[1])*g.scale+g.offset[1]]};t.LGraphGroup=l.LGraphGroup=n;n.prototype._ctor=function(a){this.title=a||"Unnamed";this._bounding=new Float32Array([10,10,140,80]);this._pos=this._bounding.subarray(0,2);this._size=this._bounding.subarray(2,4);this._nodes=[];this.color=d.node_colors.pale_blue?d.node_colors.pale_blue.groupcolor:"#AAA";this.graph=null;Object.defineProperty(this,"pos",{set:function(a){!a||
+2>a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});Object.defineProperty(this,"size",{set:function(a){!a||2>a.length||(this._size[0]=Math.max(140,a[0]),this._size[1]=Math.max(80,a[1]))},get:function(){return this._size},enumerable:!0})};n.prototype.configure=function(a){this.title=a.title;this._bounding.set(a.bounding);this.color=a.color};n.prototype.serialize=function(){var a=this._bounding;return{title:this.title,bounding:[a[0],a[1],a[2],a[3]],color:this.color}};
+n.prototype.move=function(a,b,g){this._pos[0]+=a;this._pos[1]+=b;if(!g)for(g=0;g<this._nodes.length;++g){var c=this._nodes[g];c.pos[0]+=a;c.pos[1]+=b}};n.prototype.recomputeInsideNodes=function(){this._nodes.length=0;for(var a=this.graph._nodes,b=new Float32Array(4),g=0;g<a.length;++g){var c=a[g];c.getBounding(b);s(this._bounding,b)&&this._nodes.push(c)}};n.prototype.isPointInside=f.prototype.isPointInside;n.prototype.setDirtyCanvas=f.prototype.setDirtyCanvas;t.LGraphCanvas=l.LGraphCanvas=d;d.link_type_colors=
+{"-1":"#F85",number:"#AAC",node:"#DCA"};d.gradients={};d.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.scale=1;this.offset=[0,0];this.dragging_rectangle=null;this.selected_nodes={};this.selected_group=null;this.visible_nodes=[];this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.highlighted_links={};this.dirty_bgcanvas=this.dirty_canvas=!0;this.node_widget=this.node_in_panel=this.dirty_area=null;this.last_mouse=[0,
+0];this.last_mouseclick=0;if(this.onClear)this.onClear()};d.prototype.setGraph=function(a,b){this.graph!=a&&(b||this.clear(),!a&&this.graph?this.graph.detachCanvas(this):(a.attachCanvas(this),this.setDirty(!0,!0)))};d.prototype.openSubgraph=function(a){if(!a)throw"graph cannot be null";if(this.graph==a)throw"graph cannot be the same";this.clear();this.graph&&(this._graph_stack||(this._graph_stack=[]),this._graph_stack.push(this.graph));a.attachCanvas(this);this.setDirty(!0,!0)};d.prototype.closeSubgraph=
+function(){if(this._graph_stack&&0!=this._graph_stack.length){var a=this._graph_stack.pop();this.selected_nodes={};this.highlighted_links={};a.attachCanvas(this);this.setDirty(!0,!0)}};d.prototype.setCanvas=function(a,b){if(a&&a.constructor===String&&(a=document.getElementById(a),!a))throw"Error creating LiteGraph canvas: Canvas not found";if(a!==this.canvas&&(!a&&this.canvas&&(b||this.unbindEvents()),this.canvas=a)){a.className+=" lgraphcanvas";a.data=this;this.bgcanvas=null;this.bgcanvas||(this.bgcanvas=
+document.createElement("canvas"),this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=this.canvas.height);if(null==a.getContext){if("canvas"!=a.localName)throw"Element supplied for LGraphCanvas must be a <canvas> element, you passed a "+a.localName;throw"This browser doesnt support Canvas";}null==(this.ctx=a.getContext("2d"))&&(a.webgl_enabled||console.warn("This canvas seems to be WebGL, enabling WebGL renderer"),this.enableWebGL());this._mousemove_callback=this.processMouseMove.bind(this);
+this._mouseup_callback=this.processMouseUp.bind(this);b||this.bindEvents()}};d.prototype._doNothing=function(a){a.preventDefault();return!1};d.prototype._doReturnTrue=function(a){a.preventDefault();return!0};d.prototype.bindEvents=function(){if(this._events_binded)console.warn("LGraphCanvas: events already binded");else{var a=this.canvas,b=this.getCanvasWindow().document;this._mousedown_callback=this.processMouseDown.bind(this);this._mousewheel_callback=this.processMouseWheel.bind(this);a.addEventListener("mousedown",
+this._mousedown_callback,!0);a.addEventListener("mousemove",this._mousemove_callback);a.addEventListener("mousewheel",this._mousewheel_callback,!1);a.addEventListener("contextmenu",this._doNothing);a.addEventListener("DOMMouseScroll",this._mousewheel_callback,!1);a.addEventListener("touchstart",this.touchHandler,!0);a.addEventListener("touchmove",this.touchHandler,!0);a.addEventListener("touchend",this.touchHandler,!0);a.addEventListener("touchcancel",this.touchHandler,!0);this._key_callback=this.processKey.bind(this);
+a.addEventListener("keydown",this._key_callback,!0);b.addEventListener("keyup",this._key_callback,!0);this._ondrop_callback=this.processDrop.bind(this);a.addEventListener("dragover",this._doNothing,!1);a.addEventListener("dragend",this._doNothing,!1);a.addEventListener("drop",this._ondrop_callback,!1);a.addEventListener("dragenter",this._doReturnTrue,!1);this._events_binded=!0}};d.prototype.unbindEvents=function(){if(this._events_binded){var a=this.getCanvasWindow().document;this.canvas.removeEventListener("mousedown",
+this._mousedown_callback);this.canvas.removeEventListener("mousewheel",this._mousewheel_callback);this.canvas.removeEventListener("DOMMouseScroll",this._mousewheel_callback);this.canvas.removeEventListener("keydown",this._key_callback);a.removeEventListener("keyup",this._key_callback);this.canvas.removeEventListener("contextmenu",this._doNothing);this.canvas.removeEventListener("drop",this._ondrop_callback);this.canvas.removeEventListener("dragenter",this._doReturnTrue);this.canvas.removeEventListener("touchstart",
+this.touchHandler);this.canvas.removeEventListener("touchmove",this.touchHandler);this.canvas.removeEventListener("touchend",this.touchHandler);this.canvas.removeEventListener("touchcancel",this.touchHandler);this._ondrop_callback=this._key_callback=this._mousewheel_callback=this._mousedown_callback=null;this._events_binded=!1}else console.warn("LGraphCanvas: no events binded")};d.getFileExtension=function(a){var b=a.indexOf("?");-1!=b&&(a=a.substr(0,b));b=a.lastIndexOf(".");return-1==b?"":a.substr(b+
+1).toLowerCase()};d.prototype.enableWebGL=function(){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};d.prototype.setDirty=function(a,b){a&&(this.dirty_canvas=!0);b&&(this.dirty_bgcanvas=!0)};d.prototype.getCanvasWindow=function(){if(!this.canvas)return window;
+var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};d.prototype.startRendering=function(){function a(){this.pause_rendering||this.draw();var b=this.getCanvasWindow();this.is_rendering&&b.requestAnimationFrame(a.bind(this))}this.is_rendering||(this.is_rendering=!0,a.call(this))};d.prototype.stopRendering=function(){this.is_rendering=!1};d.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var b=this.getCanvasWindow();d.active_canvas=this;this.canvas.removeEventListener("mousemove",
+this._mousemove_callback);b.document.addEventListener("mousemove",this._mousemove_callback,!0);b.document.addEventListener("mouseup",this._mouseup_callback,!0);var g=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),c=!1,e=l.getTime();this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;l.closeAllContextMenus(b);if(1==a.which){a.ctrlKey&&(this.dragging_rectangle=new Float32Array(4),this.dragging_rectangle[0]=a.canvasX,this.dragging_rectangle[1]=a.canvasY,this.dragging_rectangle[2]=
+1,this.dragging_rectangle[3]=1,c=!0);var k=!1;if(g&&this.allow_interaction&&!c){this.live_mode||g.flags.pinned||this.bringToFront(g);if(!this.connecting_node&&!g.flags.collapsed&&!this.live_mode){if(g.outputs)for(var q=0,m=g.outputs.length;q<m;++q){var f=g.outputs[q],h=g.getConnectionPos(!1,q);if(p(a.canvasX,a.canvasY,h[0]-10,h[1]-5,20,10)){this.connecting_node=g;this.connecting_output=f;this.connecting_pos=g.getConnectionPos(!1,q);this.connecting_slot=q;c=!0;break}}if(g.inputs)for(q=0,m=g.inputs.length;q<
+m;++q)f=g.inputs[q],h=g.getConnectionPos(!0,q),p(a.canvasX,a.canvasY,h[0]-10,h[1]-5,20,10)&&null!==f.link&&(g.disconnectInput(q),c=this.dirty_bgcanvas=!0);!c&&!1!==g.flags.resizable&&p(a.canvasX,a.canvasY,g.pos[0]+g.size[0]-5,g.pos[1]+g.size[1]-5,5,5)&&(this.resizing_node=g,this.canvas.style.cursor="se-resize",c=!0)}!c&&p(a.canvasX,a.canvasY,g.pos[0],g.pos[1]-l.NODE_TITLE_HEIGHT,l.NODE_TITLE_HEIGHT,l.NODE_TITLE_HEIGHT)&&(g.collapse(),c=!0);if(!c){q=!1;if(m=this.processNodeWidgets(g,this.canvas_mouse,
+a))q=!0,this.node_widget=[g,m];if(300>e-this.last_mouseclick&&this.selected_nodes[g.id]){if(g.onDblClick)g.onDblClick(a);this.processNodeDblClicked(g);q=!0}g.onMouseDown&&g.onMouseDown(a,[a.canvasX-g.pos[0],a.canvasY-g.pos[1]])?q=!0:this.live_mode&&(q=k=!0);q||(this.allow_dragnodes&&(this.node_dragged=g),this.selected_nodes[g.id]||this.processNodeSelected(g,a));this.dirty_canvas=!0}}else this.selected_group=this.graph.getGroupOnPos(a.canvasX,a.canvasY),this.selected_group_resizing=!1,this.selected_group&&
+(a.ctrlKey&&(this.dragging_rectangle=null),10>r([a.canvasX,a.canvasY],[this.selected_group.pos[0]+this.selected_group.size[0],this.selected_group.pos[1]+this.selected_group.size[1]])*this.scale?this.selected_group_resizing=!0:this.selected_group.recomputeInsideNodes()),k=!0;!c&&k&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextMenu(g,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=l.getTime();this.graph.change();(!b.document.activeElement||
+"input"!=b.document.activeElement.nodeName.toLowerCase()&&"textarea"!=b.document.activeElement.nodeName.toLowerCase())&&a.preventDefault();a.stopPropagation();if(this.onMouseDown)this.onMouseDown(a);return!1}};d.prototype.processMouseMove=function(a){this.autoresize&&this.resize();if(this.graph){d.active_canvas=this;this.adjustMouseEvent(a);var b=[a.localX,a.localY],g=[b[0]-this.last_mouse[0],b[1]-this.last_mouse[1]];this.last_mouse=b;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;
+this.node_widget&&(this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a,this.node_widget[1]),this.dirty_canvas=!0);if(this.dragging_rectangle)this.dragging_rectangle[2]=a.canvasX-this.dragging_rectangle[0],this.dragging_rectangle[3]=a.canvasY-this.dragging_rectangle[1],this.dirty_canvas=!0;else if(this.selected_group)this.selected_group_resizing?this.selected_group.size=[a.canvasX-this.selected_group.pos[0],a.canvasY-this.selected_group.pos[1]]:(this.selected_group.move(g[0]/this.scale,
+g[1]/this.scale,a.ctrlKey),this.selected_group._nodes.length&&(this.dirty_canvas=!0)),this.dirty_bgcanvas=!0;else if(this.dragging_canvas)this.offset[0]+=g[0]/this.scale,this.offset[1]+=g[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction){this.connecting_node&&(this.dirty_canvas=!0);for(var c=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),b=0,e=this.graph._nodes.length;b<e;++b)if(this.graph._nodes[b].mouseOver&&c!=this.graph._nodes[b]){this.graph._nodes[b].mouseOver=
+!1;if(this.node_over&&this.node_over.onMouseLeave)this.node_over.onMouseLeave(a);this.node_over=null;this.dirty_canvas=!0}if(c){if(!c.mouseOver&&(c.mouseOver=!0,this.node_over=c,this.dirty_canvas=!0,c.onMouseEnter))c.onMouseEnter(a);if(c.onMouseMove)c.onMouseMove(a);if(this.connecting_node&&(e=this._highlight_input||[0,0],!this.isOverNodeBox(c,a.canvasX,a.canvasY))){var k=this.isOverNodeInput(c,a.canvasX,a.canvasY,e);-1!=k&&c.inputs[k]?l.isValidConnection(this.connecting_output.type,c.inputs[k].type)&&
+(this._highlight_input=e):this._highlight_input=null}this.canvas&&(p(a.canvasX,a.canvasY,c.pos[0]+c.size[0]-5,c.pos[1]+c.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor=null)}else this.canvas&&(this.canvas.style.cursor=null);if(this.node_capturing_input&&this.node_capturing_input!=c&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a);if(this.node_dragged&&!this.live_mode){for(b in this.selected_nodes)c=this.selected_nodes[b],c.pos[0]+=g[0]/
+this.scale,c.pos[1]+=g[1]/this.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}this.resizing_node&&!this.live_mode&&(this.resizing_node.size[0]=a.canvasX-this.resizing_node.pos[0],this.resizing_node.size[1]=a.canvasY-this.resizing_node.pos[1],g=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0)*l.NODE_SLOT_HEIGHT+(this.resizing_node.widgets?this.resizing_node.widgets.length:0)*(l.NODE_WIDGET_HEIGHT+4)+4,this.resizing_node.size[1]<
+g&&(this.resizing_node.size[1]=g),this.resizing_node.size[0]<l.NODE_MIN_WIDTH&&(this.resizing_node.size[0]=l.NODE_MIN_WIDTH),this.canvas.style.cursor="se-resize",this.dirty_bgcanvas=this.dirty_canvas=!0)}a.preventDefault();return!1}};d.prototype.processMouseUp=function(a){if(this.graph){var b=this.getCanvasWindow().document;d.active_canvas=this;b.removeEventListener("mousemove",this._mousemove_callback,!0);this.canvas.addEventListener("mousemove",this._mousemove_callback,!0);b.removeEventListener("mouseup",
+this._mouseup_callback,!0);this.adjustMouseEvent(a);b=l.getTime();a.click_time=b-this.last_mouseclick;if(1==a.which)if(this.selected_group=this.node_widget=null,this.selected_group_resizing=!1,this.dragging_rectangle){if(this.graph){var g=this.graph._nodes,c=new Float32Array(4);this.deselectAllNodes();0>this.dragging_rectangle[2]&&(this.dragging_rectangle[0]+=this.dragging_rectangle[2]);0>this.dragging_rectangle[3]&&(this.dragging_rectangle[1]+=this.dragging_rectangle[3]);this.dragging_rectangle[2]=
+Math.abs(this.dragging_rectangle[2]*this.scale);this.dragging_rectangle[3]=Math.abs(this.dragging_rectangle[3]*this.scale);for(var e=0;e<g.length;++e)b=g[e],b.getBounding(c),s(this.dragging_rectangle,c)&&this.selectNode(b,!0)}this.dragging_rectangle=null}else if(this.connecting_node){this.dirty_bgcanvas=this.dirty_canvas=!0;if(b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))this.connecting_output.type==l.EVENT&&this.isOverNodeBox(b,a.canvasX,a.canvasY)?this.connecting_node.connect(this.connecting_slot,
+b,l.EVENT):(g=this.isOverNodeInput(b,a.canvasX,a.canvasY),-1!=g?this.connecting_node.connect(this.connecting_slot,b,g):(g=b.getInputInfo(0),this.connecting_output.type==l.EVENT?this.connecting_node.connect(this.connecting_slot,b,l.EVENT):g&&!g.link&&l.isValidConnection(g.type&&this.connecting_output.type)&&this.connecting_node.connect(this.connecting_slot,b,0)));this.connecting_node=this.connecting_pos=this.connecting_output=null;this.connecting_slot=-1}else if(this.resizing_node)this.dirty_bgcanvas=
+this.dirty_canvas=!0,this.resizing_node=null;else if(this.node_dragged)this.dirty_bgcanvas=this.dirty_canvas=!0,this.node_dragged.pos[0]=Math.round(this.node_dragged.pos[0]),this.node_dragged.pos[1]=Math.round(this.node_dragged.pos[1]),this.graph.config.align_to_grid&&this.node_dragged.alignToGrid(),this.node_dragged=null;else{b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);!b&&300>a.click_time&&this.deselectAllNodes();this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&
+this.node_over.onMouseUp)this.node_over.onMouseUp(a,[a.canvasX-this.node_over.pos[0],a.canvasY-this.node_over.pos[1]]);if(this.node_capturing_input&&this.node_capturing_input.onMouseUp)this.node_capturing_input.onMouseUp(a,[a.canvasX-this.node_capturing_input.pos[0],a.canvasY-this.node_capturing_input.pos[1]])}else 2==a.which?(this.dirty_canvas=!0,this.dragging_canvas=!1):3==a.which&&(this.dirty_canvas=!0,this.dragging_canvas=!1);this.graph.change();a.stopPropagation();a.preventDefault();return!1}};
+d.prototype.processMouseWheel=function(a){if(this.graph&&this.allow_dragcanvas){var b=null!=a.wheelDeltaY?a.wheelDeltaY:-60*a.detail;this.adjustMouseEvent(a);var g=this.scale;0<b?g*=1.1:0>b&&(g*=1/1.1);this.setZoom(g,[a.localX,a.localY]);this.graph.change();a.preventDefault();return!1}};d.prototype.isOverNodeBox=function(a,b,g){var c=l.NODE_TITLE_HEIGHT;return p(b,g,a.pos[0]+2,a.pos[1]+2-c,c-4,c-4)?!0:!1};d.prototype.isOverNodeInput=function(a,b,g,c){if(a.inputs)for(var e=0,k=a.inputs.length;e<k;++e){var d=
+a.getConnectionPos(!0,e);if(p(b,g,d[0]-10,d[1]-5,20,10))return c&&(c[0]=d[0],c[1]=d[1]),e}return-1};d.prototype.processKey=function(a){if(this.graph){var b=!1;if("input"!=a.target.localName){if("keydown"==a.type){32==a.keyCode&&(b=this.dragging_canvas=!0);65==a.keyCode&&a.ctrlKey&&(this.selectNodes(),b=!0);"KeyC"==a.code&&(a.metaKey||a.ctrlKey)&&!a.shiftKey&&this.selected_nodes&&(this.copyToClipboard(),b=!0);"KeyV"!=a.code||!a.metaKey&&!a.ctrlKey||a.shiftKey||this.pasteFromClipboard();if(46==a.keyCode||
+8==a.keyCode)this.deleteSelectedNodes(),b=!0;if(this.selected_nodes)for(var c in this.selected_nodes)if(this.selected_nodes[c].onKeyDown)this.selected_nodes[c].onKeyDown(a)}else if("keyup"==a.type&&(32==a.keyCode&&(this.dragging_canvas=!1),this.selected_nodes))for(c in this.selected_nodes)if(this.selected_nodes[c].onKeyUp)this.selected_nodes[c].onKeyUp(a);this.graph.change();if(b)return a.preventDefault(),!1}}};d.prototype.copyToClipboard=function(){var a={nodes:[],links:[]},b=0,c=[],d;for(d in this.selected_nodes){var e=
+this.selected_nodes[d];e._relative_id=b;c.push(e);b+=1}for(d=0;d<c.length;++d)if(e=c[d],a.nodes.push(e.clone().serialize()),e.inputs&&e.inputs.length)for(b=0;b<e.inputs.length;++b){var k=e.inputs[b];if(k&&null!=k.link&&(k=this.graph.links[k.link])){var q=this.graph.getNodeById(k.origin_id);q&&this.selected_nodes[q.id]&&a.links.push([q._relative_id,b,e._relative_id,k.target_slot])}}localStorage.setItem("litegrapheditor_clipboard",JSON.stringify(a))};d.prototype.pasteFromClipboard=function(){var a=
+localStorage.getItem("litegrapheditor_clipboard");if(a){for(var a=JSON.parse(a),b=[],c=0;c<a.nodes.length;++c){var d=a.nodes[c],e=l.createNode(d.type);e&&(e.configure(d),e.pos[0]+=5,e.pos[1]+=5,this.graph.add(e),b.push(e))}for(c=0;c<a.links.length;++c)d=a.links[c],b[d[0]].connect(d[1],b[d[2]],d[3]);this.selectNodes(b)}};d.prototype.processDrop=function(a){a.preventDefault();this.adjustMouseEvent(a);var b=[a.canvasX,a.canvasY],c=this.graph.getNodeOnPos(b[0],b[1]);if(c){if((c.onDropFile||c.onDropData)&&
+(b=a.dataTransfer.files)&&b.length)for(var m=0;m<b.length;m++){var e=a.dataTransfer.files[0],k=e.name;d.getFileExtension(k);if(c.onDropFile)c.onDropFile(e);if(c.onDropData){var q=new FileReader;q.onload=function(a){c.onDropData(a.target.result,k,e)};var f=e.type.split("/")[0];"text"==f||""==f?q.readAsText(e):"image"==f?q.readAsDataURL(e):q.readAsArrayBuffer(e)}}return c.onDropItem&&c.onDropItem(event)?!0:this.onDropItem?this.onDropItem(event):!1}b=null;this.onDropItem&&(b=this.onDropItem(event));
+b||this.checkDropItem(a)};d.prototype.checkDropItem=function(a){if(a.dataTransfer.files.length){var b=a.dataTransfer.files[0],c=d.getFileExtension(b.name).toLowerCase();if(c=l.node_types_by_file_extension[c])if(c=l.createNode(c.type),c.pos=[a.canvasX,a.canvasY],this.graph.add(c),c.onDropFile)c.onDropFile(b)}};d.prototype.processNodeDblClicked=function(a){if(this.onShowNodePanel)this.onShowNodePanel(a);if(this.onNodeDblClicked)this.onNodeDblClicked(a);this.setDirty(!0)};d.prototype.processNodeSelected=
+function(a,b){this.selectNode(a,b&&b.shiftKey);if(this.onNodeSelected)this.onNodeSelected(a)};d.prototype.processNodeDeselected=function(a){this.deselectNode(a);if(this.onNodeDeselected)this.onNodeDeselected(a)};d.prototype.selectNode=function(a,b){null==a?this.deselectAllNodes():this.selectNodes([a],b)};d.prototype.selectNodes=function(a,b){b||this.deselectAllNodes();a=a||this.graph._nodes;for(var c=0;c<a.length;++c){var d=a[c];if(!d.selected){if(!d.selected&&d.onSelected)d.onSelected();d.selected=
+!0;this.selected_nodes[d.id]=d;if(d.inputs)for(c=0;c<d.inputs.length;++c)this.highlighted_links[d.inputs[c].link]=!0;if(d.outputs)for(c=0;c<d.outputs.length;++c){var e=d.outputs[c];if(e.links)for(var k=0;k<e.links.length;++k)this.highlighted_links[e.links[k]]=!0}}}this.setDirty(!0)};d.prototype.deselectNode=function(a){if(a.selected){if(a.onDeselected)a.onDeselected();a.selected=!1;if(a.inputs)for(var b=0;b<a.inputs.length;++b)delete this.highlighted_links[a.inputs[b].link];if(a.outputs)for(b=0;b<
+a.outputs.length;++b){var c=a.outputs[b];if(c.links)for(var d=0;d<c.links.length;++d)delete this.highlighted_links[c.links[d]]}}};d.prototype.deselectAllNodes=function(){if(this.graph){for(var a=this.graph._nodes,b=0,c=a.length;b<c;++b){var d=a[b];if(d.selected){if(d.onDeselected)d.onDeselected();d.selected=!1}}this.selected_nodes={};this.highlighted_links={};this.setDirty(!0)}};d.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes)this.graph.remove(this.selected_nodes[a]);this.selected_nodes=
+{};this.highlighted_links={};this.setDirty(!0)};d.prototype.centerOnNode=function(a){this.offset[0]=-a.pos[0]-0.5*a.size[0]+0.5*this.canvas.width/this.scale;this.offset[1]=-a.pos[1]-0.5*a.size[1]+0.5*this.canvas.height/this.scale;this.setDirty(!0,!0)};d.prototype.adjustMouseEvent=function(a){if(this.canvas){var b=this.canvas.getBoundingClientRect();a.localX=a.pageX-b.left;a.localY=a.pageY-b.top}else a.localX=a.pageX,a.localY=a.pageY;a.deltaX=a.localX-this.last_mouse_position[0];a.deltaY=a.localY-
+this.last_mouse_position[1];this.last_mouse_position[0]=a.localX;this.last_mouse_position[1]=a.localY;a.canvasX=a.localX/this.scale-this.offset[0];a.canvasY=a.localY/this.scale-this.offset[1]};d.prototype.setZoom=function(a,b){!b&&this.canvas&&(b=[0.5*this.canvas.width,0.5*this.canvas.height]);var c=this.convertOffsetToCanvas(b);this.scale=a;this.scale>this.max_zoom?this.scale=this.max_zoom:this.scale<this.min_zoom&&(this.scale=this.min_zoom);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};d.prototype.convertOffsetToCanvas=function(a,b){b=b||[];b[0]=a[0]/this.scale-this.offset[0];b[1]=a[1]/this.scale-this.offset[1];return b};d.prototype.convertCanvasToOffset=function(a,b){b=b||[];b[0]=(a[0]+this.offset[0])*this.scale;b[1]=(a[1]+this.offset[1])*this.scale;return b};d.prototype.convertEventToCanvas=function(a){var b=this.canvas.getBoundingClientRect();return this.convertOffsetToCanvas([a.pageX-b.left,
+a.pageY-b.top])};d.prototype.bringToFront=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.push(a))};d.prototype.sendToBack=function(a){var b=this.graph._nodes.indexOf(a);-1!=b&&(this.graph._nodes.splice(b,1),this.graph._nodes.unshift(a))};var m=new Float32Array(4);d.prototype.computeVisibleNodes=function(a,b){var c=b||[];c.length=0;a=a||this.graph._nodes;for(var d=0,e=a.length;d<e;++d){var k=a[d];(!this.live_mode||k.onDrawBackground||k.onDrawForeground)&&
+s(this.visible_area,k.getBounding(m))&&c.push(k)}return c};d.prototype.draw=function(a,b){if(this.canvas){var c=l.getTime();this.render_time=0.001*(c-this.last_draw_time);this.last_draw_time=c;if(this.graph){var d=[-this.offset[0],-this.offset[1]],e=[d[0]+this.canvas.width/this.scale,d[1]+this.canvas.height/this.scale];this.visible_area=new Float32Array([d[0],d[1],e[0]-d[0],e[1]-d[1]])}(this.dirty_bgcanvas||b||this.always_render_background||this.graph&&this.graph._last_trigger_time&&1E3>c-this.graph._last_trigger_time)&&
+this.drawBackCanvas();(this.dirty_canvas||a)&&this.drawFrontCanvas();this.fps=this.render_time?1/this.render_time:0;this.frame+=1}};d.prototype.drawFrontCanvas=function(){this.dirty_canvas=!1;this.ctx||(this.ctx=this.bgcanvas.getContext("2d"));var a=this.ctx;if(a){a.start2D&&a.start2D();var b=this.canvas;a.restore();a.setTransform(1,0,0,1,0,0);this.dirty_area&&(a.save(),a.beginPath(),a.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]),a.clip());this.clear_background&&
+a.clearRect(0,0,b.width,b.height);this.bgcanvas==this.canvas?this.drawBackCanvas():a.drawImage(this.bgcanvas,0,0);if(this.onRender)this.onRender(b,a);this.show_info&&this.renderInfo(a);if(this.graph){a.save();a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1]);for(var b=this.computeVisibleNodes(null,this.visible_nodes),c=0;c<b.length;++c){var d=b[c];a.save();a.translate(d.pos[0],d.pos[1]);this.drawNode(d,a);a.restore()}this.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 l.EVENT:b="#F85";break;default:b="#AFA"}this.renderLink(a,this.connecting_pos,[this.canvas_mouse[0],this.canvas_mouse[1]],null,!1,null,b);a.beginPath();this.connecting_output.type===l.EVENT?a.rect(this.connecting_pos[0]-6+0.5,this.connecting_pos[1]-5+0.5,14,10):a.arc(this.connecting_pos[0],this.connecting_pos[1],4,0,2*Math.PI);a.fill();a.fillStyle="#ffcc00";this._highlight_input&&(a.beginPath(),
+a.arc(this._highlight_input[0],this._highlight_input[1],6,0,2*Math.PI),a.fill())}this.dragging_rectangle&&(a.strokeStyle="#FFF",a.strokeRect(this.dragging_rectangle[0],this.dragging_rectangle[1],this.dragging_rectangle[2],this.dragging_rectangle[3]));a.restore()}this.dirty_area&&a.restore();a.finish2D&&a.finish2D()}};d.prototype.renderInfo=function(a,b,c){b=b||0;c=c||0;a.save();a.translate(b,c);a.font="10px Arial";a.fillStyle="#888";this.graph?(a.fillText("T: "+this.graph.globaltime.toFixed(2)+"s",
+5,13),a.fillText("I: "+this.graph.iteration,5,26),a.fillText("V: "+this.graph._version,5,39),a.fillText("FPS:"+this.fps.toFixed(2),5,52)):a.fillText("No graph selected",5,13);a.restore()};d.prototype.drawBackCanvas=function(){var a=this.bgcanvas;if(a.width!=this.canvas.width||a.height!=this.canvas.height)a.width=this.canvas.width,a.height=this.canvas.height;this.bgctx||(this.bgctx=this.bgcanvas.getContext("2d"));var b=this.bgctx;b.start&&b.start();this.clear_background&&b.clearRect(0,0,a.width,a.height);
+this._graph_stack&&this._graph_stack.length&&(b.strokeStyle=this._graph_stack[this._graph_stack.length-1].bgcolor,b.lineWidth=10,b.strokeRect(1,1,a.width-2,a.height-2),b.lineWidth=1);var c=!1;this.onRenderBackground&&(c=this.onRenderBackground());b.restore();b.setTransform(1,0,0,1,0,0);if(this.graph){b.save();b.scale(this.scale,this.scale);b.translate(this.offset[0],this.offset[1]);if(this.background_image&&0.5<this.scale&&!c){b.globalAlpha=this.zoom_modify_alpha?(1-0.5/this.scale)*this.editor_alpha:
+this.editor_alpha;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!1;if(!this._bg_img||this._bg_img.name!=this.background_image){this._bg_img=new Image;this._bg_img.name=this.background_image;this._bg_img.src=this.background_image;var d=this;this._bg_img.onload=function(){d.draw(!0,!0)}}c=null;null==this._pattern&&0<this._bg_img.width?(c=b.createPattern(this._bg_img,"repeat"),this._pattern_img=this._bg_img,this._pattern=c):c=this._pattern;c&&(b.fillStyle=c,b.fillRect(this.visible_area[0],
+this.visible_area[1],this.visible_area[2],this.visible_area[3]),b.fillStyle="transparent");b.globalAlpha=1;b.imageSmoothingEnabled=b.mozImageSmoothingEnabled=b.imageSmoothingEnabled=!0}this.graph._groups.length&&!this.live_mode&&this.drawGroups(a,b);if(this.onBackgroundRender)this.onBackgroundRender(a,b);this.render_canvas_border&&(b.strokeStyle="#235",b.strokeRect(0,0,a.width,a.height));this.render_connections_shadows?(b.shadowColor="#000",b.shadowOffsetX=0,b.shadowOffsetY=0,b.shadowBlur=6):b.shadowColor=
+"rgba(0,0,0,0)";this.live_mode||this.drawConnections(b);b.shadowColor="rgba(0,0,0,0)";b.restore()}b.finish&&b.finish();this.dirty_bgcanvas=!1;this.dirty_canvas=!0};var c=new Float32Array(2);d.prototype.drawNode=function(a,b){this.current_node=a;var g=a.color||a.constructor.color||l.NODE_DEFAULT_COLOR,d=a.bgcolor||a.constructor.bgcolor||l.NODE_DEFAULT_BGCOLOR;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,this)}else if(!a.flags.collapsed||!a.onDrawCollaped||!0!=a.onDrawCollapsed(b,this)){var e=this.editor_alpha;b.globalAlpha=e;var k=a._shape||l.BOX_SHAPE;c.set(a.size);if(a.flags.collapsed){b.font=this.inner_text_font;var q=a.getTitle?a.getTitle():a.title;a._collapsed_width=Math.min(a.size[0],b.measureText(q).width+40);c[0]=a._collapsed_width;c[1]=0}a.flags.clip_area&&(b.save(),b.beginPath(),
+k==l.BOX_SHAPE?b.rect(0,0,c[0],c[1]):k==l.ROUND_SHAPE?b.roundRect(0,0,c[0],c[1],10):k==l.CIRCLE_SHAPE&&b.arc(0.5*c[0],0.5*c[1],0.5*c[0],0,2*Math.PI),b.clip());this.drawNodeShape(a,b,c,g,d,a.selected,a.mouseOver);b.shadowColor="transparent";b.textAlign="left";b.font=this.inner_text_font;g=0.6<this.scale;d=this.connecting_output;b.lineWidth=1;k=0;if(a.flags.collapsed){if(a.inputs)for(q=0;q<a.inputs.length;q++)if(m=a.inputs[q],null!=m.link){b.fillStyle=this.default_connection_color.input_on;b.beginPath();
+m.type===l.EVENT?b.rect(0.5,4-l.NODE_TITLE_HEIGHT+0.5,14,l.NODE_TITLE_HEIGHT-8):b.arc(0,-0.5*l.NODE_TITLE_HEIGHT,4,0,2*Math.PI);b.fill();break}if(a.outputs)for(q=0;q<a.outputs.length;q++)m=a.outputs[q],m.links&&m.links.length&&(b.fillStyle=this.default_connection_color.output_on,b.strokeStyle="black",b.beginPath(),m.type===l.EVENT?b.rect(a._collapsed_width-4+0.5,4-l.NODE_TITLE_HEIGHT+0.5,14,l.NODE_TITLE_HEIGHT-8):b.arc(a._collapsed_width,-0.5*l.NODE_TITLE_HEIGHT,4,0,2*Math.PI),b.fill(),b.stroke())}else{if(a.inputs)for(q=
+0;q<a.inputs.length;q++){var m=a.inputs[q];b.globalAlpha=e;this.connecting_node&&l.isValidConnection(m.type&&d.type)&&(b.globalAlpha=0.4*e);b.fillStyle=null!=m.link?this.default_connection_color.input_on:this.default_connection_color.input_off;var f=a.getConnectionPos(!0,q);f[0]-=a.pos[0];f[1]-=a.pos[1];k<f[1]+0.5*l.NODE_SLOT_HEIGHT&&(k=f[1]+0.5*l.NODE_SLOT_HEIGHT);b.beginPath();m.type===l.EVENT?b.rect(f[0]-6+0.5,f[1]-5+0.5,14,10):b.arc(f[0],f[1],4,0,2*Math.PI);b.fill();g&&(m=null!=m.label?m.label:
+m.name)&&(b.fillStyle=l.NODE_TEXT_COLOR,b.fillText(m,f[0]+10,f[1]+5))}this.connecting_node&&(b.globalAlpha=0.4*e);b.textAlign="right";b.strokeStyle="black";if(a.outputs)for(q=0;q<a.outputs.length;q++)if(m=a.outputs[q],f=a.getConnectionPos(!1,q),f[0]-=a.pos[0],f[1]-=a.pos[1],k<f[1]+0.5*l.NODE_SLOT_HEIGHT&&(k=f[1]+0.5*l.NODE_SLOT_HEIGHT),b.fillStyle=m.links&&m.links.length?this.default_connection_color.output_on:this.default_connection_color.output_off,b.beginPath(),m.type===l.EVENT?b.rect(f[0]-6+0.5,
+f[1]-5+0.5,14,10):b.arc(f[0],f[1],4,0,2*Math.PI),b.fill(),b.stroke(),g&&(m=null!=m.label?m.label:m.name))b.fillStyle=l.NODE_TEXT_COLOR,b.fillText(m,f[0]-10,f[1]+5);b.textAlign="left";b.globalAlpha=1;a.widgets&&this.drawNodeWidgets(a,k,b,this.node_widget&&this.node_widget[0]==a?this.node_widget[1]:null);a.onDrawForeground&&(a.gui_rects&&(a.gui_rects.length=0),a.onDrawForeground(b,this))}a.flags.clip_area&&b.restore();b.globalAlpha=1}};d.prototype.drawNodeShape=function(a,b,c,m,e,k,f){b.strokeStyle=
+m;b.fillStyle=e;e=l.NODE_TITLE_HEIGHT;var h=a._shape||a.constructor.shape||l.BOX_SHAPE,n=a.constructor.title_mode,y=!0;n==l.TRANSPARENT_TITLE?y=!1:n==l.AUTOHIDE_TITLE&&f&&(y=!0);f=y?-e:0;var p=c[0]+1,r=y?c[1]+e:c[1];a.flags.collapsed||(h==l.BOX_SHAPE||0.5>this.scale?(b.beginPath(),b.rect(0,f,p,r),b.fill()):h==l.ROUND_SHAPE||h==l.CARD_SHAPE?(b.beginPath(),b.roundRect(0,f,p,r,this.round_radius,h==l.CARD_SHAPE?0:this.round_radius),b.fill()):h==l.CIRCLE_SHAPE&&(b.beginPath(),b.arc(0.5*c[0],0.5*c[1],0.5*
+c[0],0,2*Math.PI),b.fill()));b.shadowColor="transparent";a.bgImage&&a.bgImage.width&&b.drawImage(a.bgImage,0.5*(c[0]-a.bgImage.width),0.5*(c[1]-a.bgImage.height));a.bgImageUrl&&!a.bgImage&&(a.bgImage=a.loadImage(a.bgImageUrl));a.onDrawBackground&&(a.gui_rects&&(a.gui_rects.length=0),a.onDrawBackground(b,this));if(y||n==l.TRANSPARENT_TITLE){if(n!=l.TRANSPARENT_TITLE){if(this.use_gradients){var s=d.gradients[m];s||(s=d.gradients[m]=b.createLinearGradient(0,0,400,0),s.addColorStop(0,m),s.addColorStop(1,
+"#000"));b.fillStyle=s}else b.fillStyle=m;s=b.globalAlpha;b.beginPath();if(h==l.BOX_SHAPE||0.5>this.scale)b.rect(0,-e,c[0]+1,e),b.fill();else if(h==l.ROUND_SHAPE||h==l.CARD_SHAPE)b.roundRect(0,-e,c[0],e,this.round_radius,a.flags.collapsed?this.round_radius:0),b.fill()}b.fillStyle=a.boxcolor||l.NODE_DEFAULT_BOXCOLOR;b.beginPath();h==l.ROUND_SHAPE||h==l.CIRCLE_SHAPE||h==l.CARD_SHAPE?b.arc(0.5*e,-0.5*e,0.5*(e-8),0,2*Math.PI):b.rect(4,-e+4,e-8,e-8);b.fill();b.globalAlpha=s;0.5<this.scale&&(b.font=this.title_text_font,
+s=a.getTitle())&&(b.fillStyle=k?"white":a.constructor.title_text_color||this.node_title_color,a.flags.collapsed?(b.textAlign="center",y=b.measureText(s),b.fillText(s,e+0.5*y.width,0.2*-e),b.textAlign="left"):(b.textAlign="left",b.fillText(s,e,0.2*-e)))}k&&(n==l.TRANSPARENT_TITLE&&(f-=e,r+=e),b.lineWidth=1,b.beginPath(),h==l.BOX_SHAPE?b.rect(-6,-6+f,12+p,12+r):h==l.ROUND_SHAPE||h==l.CARD_SHAPE&&a.flags.collapsed?b.roundRect(-6,-6+f,12+p,12+r,2*this.round_radius):h==l.CARD_SHAPE?b.roundRect(-6,-6+f,
+12+p,12+r,2*this.round_radius,2):h==l.CIRCLE_SHAPE&&b.arc(0.5*c[0],0.5*c[1],0.5*c[0]+6,0,2*Math.PI),b.strokeStyle="#DDD",b.stroke(),b.strokeStyle=m)};d.prototype.drawConnections=function(a){var b=l.getTime();a.lineWidth=this.connections_width;a.fillStyle="#AAA";a.strokeStyle="#AAA";a.globalAlpha=this.editor_alpha;for(var c=0,d=this.graph._nodes.length;c<d;++c){var e=this.graph._nodes[c];if(e.inputs&&e.inputs.length)for(var k=0;k<e.inputs.length;++k){var m=e.inputs[k];if(m&&null!=m.link&&(m=this.graph.links[m.link])){var f=
+this.graph.getNodeById(m.origin_id);if(null!=f){var h=m.origin_slot,n=null,n=-1==h?[f.pos[0]+10,f.pos[1]+10]:f.getConnectionPos(!1,h);this.renderLink(a,n,e.getConnectionPos(!0,k),m);m&&m._last_time&&1E3>b-m._last_time&&(f=2-0.002*(b-m._last_time),h="rgba(255,255,255, "+f.toFixed(2)+")",this.renderLink(a,n,e.getConnectionPos(!0,k),m,!0,f,h))}}}}a.globalAlpha=1};d.prototype.renderLink=function(a,b,c,m,e,k,f){if(this.highquality_render){var h=r(b,c);this.render_connections_border&&0.6<this.scale&&(a.lineWidth=
+this.connections_width+4);!f&&m&&(f=d.link_type_colors[m.type]);f||(f=this.default_link_color);null!=m&&this.highlighted_links[m.id]&&(f="#FFF");a.beginPath();this.render_curved_connections?(a.moveTo(b[0],b[1]),a.bezierCurveTo(b[0]+0.25*h,b[1],c[0]-0.25*h,c[1],c[0],c[1])):(a.moveTo(b[0]+10,b[1]),a.lineTo(0.5*(b[0]+10+(c[0]-10)),b[1]),a.lineTo(0.5*(b[0]+10+(c[0]-10)),c[1]),a.lineTo(c[0]-10,c[1]));this.render_connections_border&&0.6<this.scale&&!e&&(a.strokeStyle="rgba(0,0,0,0.5)",a.stroke());a.lineWidth=
+this.connections_width;a.fillStyle=a.strokeStyle=f;a.stroke();this.render_connection_arrows&&0.6<=this.scale&&this.render_connection_arrows&&0.6<this.scale&&(m=this.computeConnectionPoint(b,c,0.5),e=this.computeConnectionPoint(b,c,0.51),f=0,f=this.render_curved_connections?-Math.atan2(e[0]-m[0],e[1]-m[1]):c[1]>b[1]?0:Math.PI,a.save(),a.translate(m[0],m[1]),a.rotate(f),a.beginPath(),a.moveTo(-5,-5),a.lineTo(0,5),a.lineTo(5,-5),a.fill(),a.restore());if(k)for(k=0;5>k;++k)m=(0.001*l.getTime()+0.2*k)%
+1,m=this.computeConnectionPoint(b,c,m),a.beginPath(),a.arc(m[0],m[1],5,0,2*Math.PI),a.fill()}else a.beginPath(),a.moveTo(b[0],b[1]),a.lineTo(c[0],c[1]),a.stroke()};d.prototype.computeConnectionPoint=function(a,b,c){var d=r(a,b),e=[a[0]+0.25*d,a[1]],d=[b[0]-0.25*d,b[1]],k=(1-c)*(1-c)*(1-c),m=3*(1-c)*(1-c)*c,f=3*(1-c)*c*c;c*=c*c;return[k*a[0]+m*e[0]+f*d[0]+c*b[0],k*a[1]+m*e[1]+f*d[1]+c*b[1]]};d.prototype.drawNodeWidgets=function(a,b,c,d){if(!a.widgets||!a.widgets.length)return 0;var e=a.size[0];a=a.widgets;
+b+=2;for(var k=l.NODE_WIDGET_HEIGHT,m=0.5<this.scale,f=0;f<a.length;++f){var h=a[f],n=b;h.y&&(n=h.y);h.last_y=n;c.strokeStyle="#AAA";c.fillStyle="#222";c.textAlign="left";switch(h.type){case "button":h.clicked&&(c.fillStyle="#AAA",h.clicked=!1,this.dirty_canvas=!0);c.fillRect(10,n,e-20,k);c.strokeRect(10,n,e-20,k);m&&(c.textAlign="center",c.fillStyle="#AAA",c.fillText(h.name,0.5*e,n+0.7*k));break;case "slider":c.fillStyle="#111";c.fillRect(10,n,e-20,k);var p=(h.value-h.options.min)/(h.options.max-
+h.options.min);c.fillStyle=d==h?"#89A":"#678";c.fillRect(10,n,p*(e-20),k);c.strokeRect(10,n,e-20,k);m&&(c.textAlign="center",c.fillStyle="#DDD",c.fillText(h.name+"  "+Number(h.value).toFixed(3),0.5*e,n+0.7*k));break;case "number":case "combo":c.textAlign="left",c.strokeStyle="#AAA",c.fillStyle="#111",c.beginPath(),c.roundRect(10,b,e-20,k,0.5*k),c.fill(),c.stroke(),c.fillStyle="#AAA",c.beginPath(),c.moveTo(26,b+5),c.lineTo(16,b+0.5*k),c.lineTo(26,b+k-5),c.moveTo(e-26,b+5),c.lineTo(e-16,b+0.5*k),c.lineTo(e-
+26,b+k-5),c.fill(),m&&(c.fillStyle="#999",c.fillText(h.name,30,n+0.7*k),c.fillStyle="#DDD",c.textAlign="right","number"==h.type?c.fillText(Number(h.value).toFixed(void 0!==h.options.precision?h.options.precision:3),e-40,n+0.7*k):c.fillText(h.value,e-40,n+0.7*k))}b+=k+4}c.textAlign="left"};d.prototype.processNodeWidgets=function(a,b,c,d){if(!a.widgets||!a.widgets.length)return null;for(var e=b[0]-a.pos[0],k=b[1]-a.pos[1],m=a.size[0],f=this,h=0;h<a.widgets.length;++h){var n=a.widgets[h];if(n==d||6<
+e&&e<m-12&&k>n.last_y&&k<n.last_y+l.NODE_WIDGET_HEIGHT){switch(n.type){case "button":n.callback&&setTimeout(function(){n.callback(n,f,a,b)},20);this.dirty_canvas=n.clicked=!0;break;case "slider":c=Math.clamp((e-10)/(m-20),0,1);n.value=n.options.min+(n.options.max-n.options.min)*c;n.callback&&setTimeout(function(){n.callback(n.value,f,a,b)},20);this.dirty_canvas=!0;break;case "number":case "combo":"mousemove"==c.type&&"number"==n.type?(n.value+=0.1*c.deltaX*(n.options.step||1),null!=n.options.min&&
+n.value<n.options.min&&(n.value=n.options.min),null!=n.options.max&&n.value>n.options.max&&(n.value=n.options.max)):"mousedown"==c.type&&(c=40>e?-1:e>m-40?1:0,"number"==n.type?(n.value+=0.1*c*(n.options.step||1),null!=n.options.min&&n.value<n.options.min&&(n.value=n.options.min),null!=n.options.max&&n.value>n.options.max&&(n.value=n.options.max)):c&&(c=n.options.values.indexOf(n.value)+c,c>=n.options.values.length&&(c=0),0>c&&(c=n.options.values.length-1),n.value=n.options.values[c])),n.callback&&
+setTimeout(function(){n.callback(n.value,f,a,b)},20),this.dirty_canvas=!0}return n}}return null};d.prototype.drawGroups=function(a,b){if(this.graph){var c=this.graph._groups;b.save();b.globalAlpha=0.5;b.font="24px Arial";for(var d=0;d<c.length;++d){var e=c[d];s(this.visible_area,e._bounding)&&(b.fillStyle=e.color||"#335",b.strokeStyle=e.color||"#335",b.globalAlpha=0.25,b.beginPath(),b.rect(e._pos[0],e._pos[1],e.size[0],e.size[1]),b.fill(),b.globalAlpha=1,b.stroke(),b.fillText(e.title,e._pos[0]+4,
+e._pos[1]+24))}b.restore()}};d.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)};d.prototype.switchLiveMode=function(a){if(a){var b=this,c=this.live_mode?1.1:0.9;this.live_mode&&(this.live_mode=!1,this.editor_alpha=0.1);var d=setInterval(function(){b.editor_alpha*=
+c;b.dirty_canvas=!0;b.dirty_bgcanvas=!0;1>c&&0.01>b.editor_alpha&&(clearInterval(d),1>c&&(b.live_mode=!0));1<c&&0.99<b.editor_alpha&&(clearInterval(d),b.editor_alpha=1)},1)}else this.live_mode=!this.live_mode,this.dirty_bgcanvas=this.dirty_canvas=!0};d.prototype.onNodeSelectionChange=function(a){};d.prototype.touchHandler=function(a){var b=a.changedTouches[0],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()};d.onGroupAdd=function(a,b,c){a=d.active_canvas;a.getCanvasWindow();b=new l.LGraphGroup;b.pos=a.convertEventToCanvas(c);a.graph.add(b)};d.onMenuAdd=function(a,b,c,m){function e(a,b){var c=m.getFirstEvent(),g=l.createNode(a.value);g&&(g.pos=k.convertEventToCanvas(c),k.graph.add(g))}var k=d.active_canvas,f=
+k.getCanvasWindow();a=l.getNodeTypesCategories();b=[];for(var h in a)a[h]&&b.push({value:a[h],content:a[h],has_submenu:!0});var n=new l.ContextMenu(b,{event:c,callback:function(a,b,c){a=l.getNodeTypesInCategory(a.value,k.filter);b=[];for(var g in a)b.push({content:a[g].title,value:a[g].type});new l.ContextMenu(b,{event:c,callback:e,parentMenu:n},f);return!1},parentMenu:m},f);return!1};d.onMenuCollapseAll=function(){};d.onMenuNodeEdit=function(){};d.showMenuNodeOptionalInputs=function(a,b,c,m,e){function k(a,
+b,c){e&&(a.callback&&a.callback.call(f,e,a,b,c),a.value&&(e.addInput(a.value[0],a.value[1],a.value[2]),e.setDirtyCanvas(!0,!0)))}if(e){var f=this;a=d.active_canvas.getCanvasWindow();b=e.optional_inputs;e.onGetInputs&&(b=e.onGetInputs());var h=[];if(b)for(var n in b){var p=b[n];if(p){var r=p[0];p[2]&&p[2].label&&(r=p[2].label);r={content:r,value:p};p[1]==l.ACTION&&(r.className="event");h.push(r)}else h.push(null)}this.onMenuNodeInputs&&(h=this.onMenuNodeInputs(h));if(h.length)return new l.ContextMenu(h,
+{event:c,callback:k,parentMenu:m,node:e},a),!1}};d.showMenuNodeOptionalOutputs=function(a,b,c,m,e){function k(a,b,c){if(e&&(a.callback&&a.callback.call(f,e,a,b,c),a.value))if(c=a.value[1],!c||c.constructor!==Object&&c.constructor!==Array)e.addOutput(a.value[0],a.value[1],a.value[2]),e.setDirtyCanvas(!0,!0);else{a=[];for(var g in c)a.push({content:g,value:c[g]});new l.ContextMenu(a,{event:b,callback:k,parentMenu:m,node:e});return!1}}if(e){var f=this;a=d.active_canvas.getCanvasWindow();b=e.optional_outputs;
+e.onGetOutputs&&(b=e.onGetOutputs());var h=[];if(b)for(var n in b){var p=b[n];if(!p)h.push(null);else if(!e.flags||!e.flags.skip_repeated_outputs||-1==e.findOutputSlot(p[0])){var r=p[0];p[2]&&p[2].label&&(r=p[2].label);r={content:r,value:p};p[1]==l.EVENT&&(r.className="event");h.push(r)}}this.onMenuNodeOutputs&&(h=this.onMenuNodeOutputs(h));if(h.length)return new l.ContextMenu(h,{event:c,callback:k,parentMenu:m,node:e},a),!1}};d.onShowMenuNodeProperties=function(a,b,c,m,e){function k(a,b,c,g){e&&
+(b=this.getBoundingClientRect(),f.showEditPropertyValue(e,a.value,{position:[b.left,b.top]}))}if(e&&e.properties){var f=d.active_canvas;b=f.getCanvasWindow();var h=[],n;for(n in e.properties)a=void 0!==e.properties[n]?e.properties[n]:" ",a=d.decodeHTML(a),h.push({content:"<span class='property_name'>"+n+"</span><span class='property_value'>"+a+"</span>",value:n});if(h.length)return new l.ContextMenu(h,{event:c,callback:k,parentMenu:m,allow_html:!0,node:e},b),!1}};d.decodeHTML=function(a){var b=document.createElement("div");
+b.innerText=a;return b.innerHTML};d.onResizeNode=function(a,b,c,d,e){e&&(e.size=e.computeSize(),e.setDirtyCanvas(!0,!0))};d.onShowTitleEditor=function(a,b,c,m,e){function k(){e.title=h.value;f.parentNode.removeChild(f);e.setDirtyCanvas(!0,!0)}var f=document.createElement("div");f.className="graphdialog";f.innerHTML="<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";var h=f.querySelector("input");h&&(h.value=e.title,h.addEventListener("keydown",function(a){13==
+a.keyCode&&(k(),a.preventDefault(),a.stopPropagation())}));a=d.active_canvas.canvas;b=a.getBoundingClientRect();m=c=-20;b&&(c-=b.left,m-=b.top);event?(f.style.left=event.pageX+c+"px",f.style.top=event.pageY+m+"px"):(f.style.left=0.5*a.width+c+"px",f.style.top=0.5*a.height+m+"px");f.querySelector("button").addEventListener("click",k);a.parentNode.appendChild(f)};d.prototype.showSearchBox=function(a){function b(b){if(b)if(e.onSearchBoxSelection)e.onSearchBoxSelection(b,a,s);else if(b=l.createNode(b))b.pos=
+s.convertEventToCanvas(a),s.graph.add(b);k.close()}function c(a){var b=p;p&&p.classList.remove("selected");p?(p=a?p.nextSibling:p.previousSibling)||(p=b):p=a?f.childNodes[0]:f.childNodes[f.childNodes.length];p&&(p.classList.add("selected"),p.scrollIntoView())}function m(){n=null;var a=r.value;h=null;f.innerHTML="";if(a)if(e.onSearchBox)e.onSearchBox(g,a,s);else for(var c in l.registered_node_types)if(-1!=c.indexOf(a)){var g=document.createElement("div");h||(h=c);g.innerText=c;g.className="help-item";
+g.addEventListener("click",function(a){b(this.innerText)});f.appendChild(g)}}var e=this,k=document.createElement("div");k.className="graphdialog";k.innerHTML="<span class='name'>Search</span> <input autofocus type='text' class='value'/><div class='helper'></div>";k.close=function(){e.search_box=null;k.parentNode.removeChild(k)};k.addEventListener("mouseleave",function(a){k.close()});e.search_box&&e.search_box.close();e.search_box=k;var f=k.querySelector(".helper"),h=null,n=null,p=null,r=k.querySelector("input");
+r&&r.addEventListener("keydown",function(a){if(38==a.keyCode)c(!1);else if(40==a.keyCode)c(!0);else if(27==a.keyCode)k.close();else if(13==a.keyCode)p?b(p.innerHTML):h?b(h):k.close();else{n&&clearInterval(n);n=setTimeout(m,10);return}a.preventDefault();a.stopPropagation()});var s=d.active_canvas,u=s.canvas,t=u.getBoundingClientRect(),z=-20,E=-20;t&&(z-=t.left,E-=t.top);a?(k.style.left=a.pageX+z+"px",k.style.top=a.pageY+E+"px"):(k.style.left=0.5*u.width+z+"px",k.style.top=0.5*u.height+E+"px");u.parentNode.appendChild(k);
+r.focus();return k};d.prototype.showEditPropertyValue=function(a,b,c){function d(){e(p.value)}function e(c){"number"==typeof a.properties[b]&&(c=Number(c));"array"==k&&(c=c.split(",").map(Number));a.properties[b]=c;a._graph&&a._graph._version++;if(a.onPropertyChanged)a.onPropertyChanged(b,c);n.close();a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[b]){c=c||{};var k="string";null!==a.properties[b]&&(k=typeof a.properties[b]);"object"==k&&a.properties[b].length&&(k="array");var m=null;a.getPropertyInfo&&
+(m=a.getPropertyInfo(b));if(a.properties_info)for(var f=0;f<a.properties_info.length;++f)if(a.properties_info[f].name==b){m=a.properties_info[f];break}void 0!==m&&null!==m&&m.type&&(k=m.type);var h="";if("string"==k||"number"==k||"array"==k)h="<input autofocus type='text' class='value'/>";else if("enum"==k&&m.values){h="<select autofocus type='text' class='value'>";for(f in m.values)var l=m.values.constructor===Array?m.values[f]:f,h=h+("<option value='"+l+"' "+(l==a.properties[b]?"selected":"")+">"+
+m.values[f]+"</option>");h+="</select>"}else if("boolean"==k)h="<input autofocus type='checkbox' class='value' "+(a.properties[b]?"checked":"")+"/>";else{console.warn("unknown type: "+k);return}var n=this.createDialog("<span class='name'>"+b+"</span>"+h+"<button>OK</button>",c);if("enum"==k&&m.values){var p=n.querySelector("select");p.addEventListener("change",function(a){e(a.target.value)})}else if("boolean"==k)(p=n.querySelector("input"))&&p.addEventListener("click",function(a){e(!!p.checked)});
+else if(p=n.querySelector("input"))p.value=void 0!==a.properties[b]?a.properties[b]:"",p.addEventListener("keydown",function(a){13==a.keyCode&&(d(),a.preventDefault(),a.stopPropagation())});n.querySelector("button").addEventListener("click",d)}};d.prototype.createDialog=function(a,b){b=b||{};var c=document.createElement("div");c.className="graphdialog";c.innerHTML=a;var d=this.canvas.getBoundingClientRect(),e=-20,k=-20;d&&(e-=d.left,k-=d.top);b.position?(e+=b.position[0],k+=b.position[1]):b.event?
+(e+=b.event.pageX,k+=b.event.pageY):(e+=0.5*this.canvas.width,k+=0.5*this.canvas.height);c.style.left=e+"px";c.style.top=k+"px";this.canvas.parentNode.appendChild(c);c.close=function(){this.parentNode&&this.parentNode.removeChild(this)};return c};d.onMenuNodeCollapse=function(a,b,c,d,e){e.collapse()};d.onMenuNodePin=function(a,b,c,d,e){e.pin()};d.onMenuNodeMode=function(a,b,c,d,e){new l.ContextMenu(["Always","On Event","On Trigger","Never"],{event:c,callback:function(a){if(e)switch(a){case "On Event":e.mode=
+l.ON_EVENT;break;case "On Trigger":e.mode=l.ON_TRIGGER;break;case "Never":e.mode=l.NEVER;break;default:e.mode=l.ALWAYS}},parentMenu:d,node:e});return!1};d.onMenuNodeColors=function(a,b,c,m,e){if(!e)throw"no node for color";b=[];b.push({value:null,content:"<span style='display: block; padding-left: 4px;'>No color</span>"});for(var k in d.node_colors)a=d.node_colors[k],a={value:k,content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid "+a.color+"; background-color:"+
+a.bgcolor+"'>"+k+"</span>"},b.push(a);new l.ContextMenu(b,{event:c,callback:function(a){e&&((a=a.value?d.node_colors[a.value]:null)?e.constructor===l.LGraphGroup?e.color=a.groupcolor:(e.color=a.color,e.bgcolor=a.bgcolor):(delete e.color,delete e.bgcolor),e.setDirtyCanvas(!0))},parentMenu:m,node:e});return!1};d.onMenuNodeShapes=function(a,b,c,d,e){if(!e)throw"no node passed";new l.ContextMenu(l.VALID_SHAPES,{event:c,callback:function(a){e&&(e.shape=a,e.setDirtyCanvas(!0))},parentMenu:d,node:e});return!1};
+d.onMenuNodeRemove=function(a,b,c,d,e){if(!e)throw"no node passed";!1!==e.removable&&(e.graph.remove(e),e.setDirtyCanvas(!0,!0))};d.onMenuNodeClone=function(a,b,c,d,e){!1!=e.clonable&&(a=e.clone())&&(a.pos=[e.pos[0]+5,e.pos[1]+5],e.graph.add(a),e.setDirtyCanvas(!0,!0))};d.node_colors={red:{color:"#322",bgcolor:"#533",groupcolor:"#A88"},brown:{color:"#332922",bgcolor:"#593930",groupcolor:"#b06634"},green:{color:"#232",bgcolor:"#353",groupcolor:"#8A8"},blue:{color:"#223",bgcolor:"#335",groupcolor:"#88A"},
+pale_blue:{color:"#2a363b",bgcolor:"#3f5159",groupcolor:"#3f789e"},cyan:{color:"#233",bgcolor:"#355",groupcolor:"#8AA"},purple:{color:"#323",bgcolor:"#535",groupcolor:"#a1309b"},yellow:{color:"#432",bgcolor:"#653",groupcolor:"#b58b2a"},black:{color:"#222",bgcolor:"#000",groupcolor:"#444"}};d.prototype.getCanvasMenuOptions=function(){var a=null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:d.onMenuAdd},{content:"Add Group",callback:d.onGroupAdd}],this._graph_stack&&
+0<this._graph_stack.length&&(a=[{content:"Close subgraph",callback:this.closeSubgraph.bind(this)},null].concat(a)));if(this.getExtraMenuOptions){var b=this.getExtraMenuOptions(this,a);b&&(a=a.concat(b))}return a};d.prototype.getNodeMenuOptions=function(a){var b=null,b=a.getMenuOptions?a.getMenuOptions(this):[{content:"Inputs",has_submenu:!0,disabled:!0,callback:d.showMenuNodeOptionalInputs},{content:"Outputs",has_submenu:!0,disabled:!0,callback:d.showMenuNodeOptionalOutputs},null,{content:"Properties",
+has_submenu:!0,callback:d.onShowMenuNodeProperties},null,{content:"Title",callback:d.onShowTitleEditor},{content:"Mode",has_submenu:!0,callback:d.onMenuNodeMode},{content:"Resize",callback:d.onResizeNode},{content:"Collapse",callback:d.onMenuNodeCollapse},{content:"Pin",callback:d.onMenuNodePin},{content:"Colors",has_submenu:!0,callback:d.onMenuNodeColors},{content:"Shapes",has_submenu:!0,callback:d.onMenuNodeShapes},null];if(a.getExtraMenuOptions){var c=a.getExtraMenuOptions(this);c&&(c.push(null),
+b=c.concat(b))}!1!==a.clonable&&b.push({content:"Clone",callback:d.onMenuNodeClone});!1!==a.removable&&b.push(null,{content:"Remove",callback:d.onMenuNodeRemove});a.onGetInputs&&(c=a.onGetInputs())&&c.length&&(b[0].disabled=!1);a.onGetOutputs&&(c=a.onGetOutputs())&&c.length&&(b[1].disabled=!1);if(a.graph&&a.graph.onGetNodeMenuOptions)a.graph.onGetNodeMenuOptions(b,a);return b};d.prototype.getGroupMenuOptions=function(a){return[{content:"Title",callback:d.onShowTitleEditor},{content:"Color",has_submenu:!0,
+callback:d.onMenuNodeColors},null,{content:"Remove",callback:d.onMenuNodeRemove}]};d.prototype.processContextMenu=function(a,b){var c=this,m=d.active_canvas.getCanvasWindow(),e=null,k={event:b,callback:function(b,e,d){if(b)if("Remove Slot"==b.content){var k=b.slot;k.input?a.removeInput(k.slot):k.output&&a.removeOutput(k.slot)}else if("Rename Slot"==b.content){var k=b.slot,m=c.createDialog("<span class='name'>Name</span><input type='text'/><button>OK</button>",e),f=m.querySelector("input");m.querySelector("button").addEventListener("click",
+function(b){if(f.value){if(b=k.input?a.getInputInfo(k.slot):a.getOutputInfo(k.slot))b.label=f.value;c.setDirty(!0)}m.close()})}},node:a},f=null;a&&(f=a.getSlotInPosition(b.canvasX,b.canvasY),d.active_node=a);f?(e=[],e.push(f.locked?"Cannot remove":{content:"Remove Slot",slot:f}),e.push({content:"Rename Slot",slot:f}),k.title=(f.input?f.input.type:f.output.type)||"*",f.input&&f.input.type==l.ACTION&&(k.title="Action"),f.output&&f.output.type==l.EVENT&&(k.title="Event")):a?e=this.getNodeMenuOptions(a):
+(e=this.graph.getGroupOnPos(b.canvasX,b.canvasY))?(k.node=e,e=this.getGroupMenuOptions(e)):e=this.getCanvasMenuOptions();e&&new l.ContextMenu(e,k,m)};this.CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.roundRect=function(a,b,c,d,e,k){void 0===e&&(e=5);void 0===k&&(k=e);this.moveTo(a+e,b);this.lineTo(a+c-e,b);this.quadraticCurveTo(a+c,b,a+c,b+e);this.lineTo(a+c,b+d-k);this.quadraticCurveTo(a+c,b+d,a+c-k,b+d);this.lineTo(a+k,b+d);this.quadraticCurveTo(a,b+d,a,b+d-k);this.lineTo(a,b+e);
+this.quadraticCurveTo(a,b,a+e,b)});l.compareObjects=function(a,b){for(var c in a)if(a[c]!=b[c])return!1;return!0};l.distance=r;l.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")+")"};l.isInsideRectangle=p;l.growBounding=function(a,b,c){b<a[0]?a[0]=b:b>a[2]&&(a[2]=b);c<a[1]?a[1]=c:c>a[3]&&(a[3]=c)};l.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};l.overlapBounding=s;l.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var b=Array(3),c=0,d,e,k=0;6>k;k+=2)d="0123456789ABCDEF".indexOf(a.charAt(k)),e="0123456789ABCDEF".indexOf(a.charAt(k+1)),b[c]=16*d+e,c++;return b};l.num2hex=function(a){for(var b="#",c,d,e=0;3>e;e++)c=a[e]/16,d=a[e]%16,b+="0123456789ABCDEF".charAt(c)+"0123456789ABCDEF".charAt(d);return b};u.prototype.addItem=function(a,b,c){function d(a){var b=this.value;b&&b.has_submenu&&
+e.call(this,a)}function e(a){var b=this.value,d=!0;k.current_submenu&&k.current_submenu.close(a);if(c.callback){var e=c.callback.call(this,b,c,a,k,c.node);!0===e&&(d=!1)}if(b&&(b.callback&&!c.ignore_item_callbacks&&!0!==b.disabled&&(e=b.callback.call(this,b,c,a,k,c.node),!0===e&&(d=!1)),b.submenu)){if(!b.submenu.options)throw"ContextMenu submenu needs options";new k.constructor(b.submenu.options,{callback:b.submenu.callback,event:a,parentMenu:k,ignore_item_callbacks:b.submenu.ignore_item_callbacks,
+title:b.submenu.title,autoopen:c.autoopen});d=!1}d&&!k.lock&&k.close()}var k=this;c=c||{};var m=document.createElement("div");m.className="litemenu-entry submenu";var f=!1;if(null===b)m.classList.add("separator");else{m.innerHTML=b&&b.title?b.title:a;if(m.value=b)b.disabled&&(f=!0,m.classList.add("disabled")),(b.submenu||b.has_submenu)&&m.classList.add("has_submenu");"function"==typeof b?(m.dataset.value=a,m.onclick_callback=b):m.dataset.value=b;b.className&&(m.className+=" "+b.className)}this.root.appendChild(m);
+f||m.addEventListener("click",e);c.autoopen&&m.addEventListener("mouseenter",d);return m};u.prototype.close=function(a,b){this.root.parentNode&&this.root.parentNode.removeChild(this.root);this.parentMenu&&!b&&(this.parentMenu.lock=!1,this.parentMenu.current_submenu=null,void 0===a?this.parentMenu.close():a&&!u.isCursorOverElement(a,this.parentMenu.root)&&u.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0)};u.trigger=function(a,b,c,d){var e=document.createEvent("CustomEvent");
+e.initCustomEvent(b,!0,!0,c);e.srcElement=d;a.dispatchEvent?a.dispatchEvent(e):a.__events&&a.__events.dispatchEvent(e);return e};u.prototype.getTopMenu=function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu():this};u.prototype.getFirstEvent=function(){return this.options.parentMenu?this.options.parentMenu.getFirstEvent():this.options.event};u.isCursorOverElement=function(a,b){var c=a.pageX,d=a.pageY,e=b.getBoundingClientRect();return e?d>e.top&&d<e.top+e.height&&c>e.left&&c<
+e.left+e.width?!0:!1:!1};l.ContextMenu=u;l.closeAllContextMenus=function(a){a=a||window;a=a.document.querySelectorAll(".litecontextmenu");if(a.length){for(var b=[],c=0;c<a.length;c++)b.push(a[c]);for(c in b)b[c].close?b[c].close():b[c].parentNode&&b[c].parentNode.removeChild(b[c])}};l.extendClass=function(a,b){for(var c in b)a.hasOwnProperty(c)||(a[c]=b[c]);if(b.prototype)for(c in b.prototype)b.prototype.hasOwnProperty(c)&&!a.prototype.hasOwnProperty(c)&&(b.prototype.__lookupGetter__(c)?a.prototype.__defineGetter__(c,
+b.prototype.__lookupGetter__(c)):a.prototype[c]=b.prototype[c],b.prototype.__lookupSetter__(c)&&a.prototype.__defineSetter__(c,b.prototype.__lookupSetter__(c)))};l.getParameterNames=function(a){return(a+"").replace(/[/][/].*$/mg,"").replace(/\s+/g,"").replace(/[/][*][^/*]*[*][/]/g,"").split("){",1)[0].replace(/^[^(]*[(]/,"").replace(/=[^,]+/g,"").split(",").filter(Boolean)};Math.clamp=function(a,c,d){return c>a?c: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(v){function g(){this.addOutput("in ms","number");this.addOutput("in sec","number")}function d(){var a=this;this.size=[120,80];this.subgraph=new LGraph;this.subgraph._subgraph_node=this;this.subgraph._is_subgraph=!0;this.subgraph.onGlobalInputAdded=this.onSubgraphNewGlobalInput.bind(this);this.subgraph.onGlobalInputRenamed=this.onSubgraphRenamedGlobalInput.bind(this);this.subgraph.onGlobalInputTypeChanged=this.onSubgraphTypeChangeGlobalInput.bind(this);this.subgraph.onGlobalOutputAdded=this.onSubgraphNewGlobalOutput.bind(this);
-this.subgraph.onGlobalOutputRenamed=this.onSubgraphRenamedGlobalOutput.bind(this);this.subgraph.onGlobalOutputTypeChanged=this.onSubgraphTypeChangeGlobalOutput.bind(this);this.addWidget("button","Open Graph",null,function(b,c){c.openSubgraph(a.subgraph)});this.bgcolor="#353"}function l(){var a="input_"+(1E3*Math.random()).toFixed();this.addOutput(a,null);this.properties={name:a,type:null};var b=this;Object.defineProperty(this.properties,"name",{get:function(){return a},set:function(c){if(""!=c){var e=
-b.getOutputInfo(0);e.name!=c&&(e.name=c,b.graph&&b.graph.renameGlobalInput(a,c),a=c)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return b.outputs[0].type},set:function(c){b.outputs[0].type=c;b.graph&&b.graph.changeGlobalInputType(a,b.outputs[0].type)},enumerable:!0})}function q(){var a="output_"+(1E3*Math.random()).toFixed();this.addInput(a,null);this._value=null;this.properties={name:a,type:null};var b=this;Object.defineProperty(this.properties,"name",{get:function(){return a},
-set:function(c){if(""!=c){var e=b.getInputInfo(0);e.name!=c&&(e.name=c,b.graph&&b.graph.renameGlobalOutput(a,c),a=c)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return b.inputs[0].type},set:function(c){b.inputs[0].type=c;b.graph&&b.graph.changeGlobalInputType(a,b.inputs[0].type)},enumerable:!0})}function r(){this.addOutput("value","number");this.addProperty("value",1);this.editable={property:"value",type:"number"}}function s(){this.size=[60,20];this.addInput("value",
-0,{label:""});this.addOutput("value",0,{label:""});this.addProperty("value","")}function u(){this.addInput("in",0);this.addOutput("out",0);this.size=[40,20]}function k(){this.mode=n.ON_EVENT;this.size=[60,20];this.addProperty("msg","");this.addInput("log",n.EVENT);this.addInput("msg",0)}function t(){this.size=[60,20];this.addProperty("onExecute","");this.addInput("in","");this.addInput("in2","");this.addOutput("out","");this.addOutput("out2","");this._func=null}var n=v.LiteGraph;g.title="Time";g.desc=
-"Time";g.prototype.onExecute=function(){this.setOutputData(0,1E3*this.graph.globaltime);this.setOutputData(1,this.graph.globaltime)};n.registerNodeType("basic/time",g);d.title="Subgraph";d.desc="Graph inside a node";d.prototype.onSubgraphNewGlobalInput=function(a,b){this.addInput(a,b)};d.prototype.onSubgraphRenamedGlobalInput=function(a,b){var c=this.findInputSlot(a);-1!=c&&(this.getInputInfo(c).name=b)};d.prototype.onSubgraphTypeChangeGlobalInput=function(a,b){var c=this.findInputSlot(a);-1!=c&&
-(this.getInputInfo(c).type=b)};d.prototype.onSubgraphNewGlobalOutput=function(a,b){this.addOutput(a,b)};d.prototype.onSubgraphRenamedGlobalOutput=function(a,b){var c=this.findOutputSlot(a);-1!=c&&(this.getOutputInfo(c).name=b)};d.prototype.onSubgraphTypeChangeGlobalOutput=function(a,b){var c=this.findOutputSlot(a);-1!=c&&(this.getOutputInfo(c).type=b)};d.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:"Open",callback:function(){a.openSubgraph(b.subgraph)}}]};d.prototype.onDrawForeground=
-function(a,b){};d.prototype.onResize=function(a){a[1]+=20};d.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=this.inputs[a],c=this.getInputData(a);this.subgraph.setGlobalInputData(b.name,c)}this.subgraph.runStep();if(this.outputs)for(a=0;a<this.outputs.length;a++)c=this.subgraph.getGlobalOutputData(this.outputs[a].name),this.setOutputData(a,c)};d.prototype.configure=function(a){LGraphNode.prototype.configure.call(this,a)};d.prototype.serialize=function(){var a=
-LGraphNode.prototype.serialize.call(this);a.subgraph=this.subgraph.serialize();return a};d.prototype.clone=function(){var a=n.createNode(this.type),b=this.serialize();delete b.id;delete b.inputs;delete b.outputs;a.configure(b);return a};n.registerNodeType("graph/subgraph",d);l.title="Input";l.desc="Input of the graph";l.prototype.onAdded=function(){this.graph.addGlobalInput(this.properties.name,this.properties.type)};l.prototype.onExecute=function(){var a=this.graph.global_inputs[this.properties.name];
-a&&this.setOutputData(0,a.value)};n.registerNodeType("graph/input",l);q.title="Output";q.desc="Output of the graph";q.prototype.onAdded=function(){this.graph.addGlobalOutput(this.properties.name,this.properties.type)};q.prototype.getValue=function(){return this._value};q.prototype.onExecute=function(){this._value=this.getInputData(0);this.graph.setGlobalOutputData(this.properties.name,this._value)};n.registerNodeType("graph/output",q);r.title="Const";r.desc="Constant value";r.prototype.setValue=function(a){"string"==
-typeof a&&(a=parseFloat(a));this.properties.value=a;this.setDirtyCanvas(!0)};r.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};r.prototype.onDrawBackground=function(a){this.outputs[0].label=this.properties.value.toFixed(3)};r.prototype.onWidget=function(a,b){"value"==b.name&&this.setValue(b.value)};n.registerNodeType("basic/const",r);s.title="Watch";s.desc="Show value of input";s.prototype.onExecute=function(){this.properties.value=this.getInputData(0);this.setOutputData(0,
-this.properties.value)};s.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):String(this.properties.value))};n.registerNodeType("basic/watch",s);u.title="Pass";u.desc="Allows to connect different types";u.prototype.onExecute=function(){this.setOutputData(0,this.getInputData(0))};n.registerNodeType("basic/pass",u);k.title="Console";k.desc="Show value inside the console";
-k.prototype.onAction=function(a,b){"log"==a?console.log(b):"warn"==a?console.warn(b):"error"==a&&console.error(b)};k.prototype.onExecute=function(){var a=this.getInputData(1);null!==a&&(this.properties.msg=a);console.log(a)};k.prototype.onGetInputs=function(){return[["log",n.ACTION],["warn",n.ACTION],["error",n.ACTION]]};n.registerNodeType("basic/console",k);t.title="Script";t.desc="executes a code";t.widgets_info={onExecute:{type:"code"}};t.prototype.onPropertyChanged=function(a,b){if("onExecute"==
-a&&n.allow_scripts){this._func=null;try{this._func=new Function(b)}catch(c){console.error("Error parsing script"),console.error(c)}}};t.prototype.onExecute=function(){if(this._func)try{this._func.call(this)}catch(a){console.error("Error in script"),console.error(a)}};n.registerNodeType("basic/script",t)})(this);
-(function(v){function g(){this.size=[60,20];this.addInput("event",q.ACTION)}function d(){this.size=[60,20];this.addInput("event",q.ACTION);this.addOutput("event",q.EVENT);this.properties={equal_to:"",has_property:"",property_equal_to:""}}function l(){this.size=[60,20];this.addProperty("time",1E3);this.addInput("event",q.ACTION);this.addOutput("on_time",q.EVENT);this._pending=[]}var q=v.LiteGraph;g.title="Log Event";g.desc="Log event in console";g.prototype.onAction=function(d,l){console.log(d,l)};
-q.registerNodeType("events/log",g);d.title="Filter Event";d.desc="Blocks events that do not match the filter";d.prototype.onAction=function(d,l){if(null!=l&&(!this.properties.equal_to||this.properties.equal_to==l)){if(this.properties.has_property){var g=l[this.properties.has_property];if(null==g||this.properties.property_equal_to&&this.properties.property_equal_to!=g)return}this.triggerSlot(0,l)}};q.registerNodeType("events/filter",d);l.title="Delay";l.desc="Delays one event";l.prototype.onAction=
-function(d,l){this._pending.push([this.properties.time,l])};l.prototype.onExecute=function(){for(var d=1E3*this.graph.elapsed_time,l=0;l<this._pending.length;++l){var g=this._pending[l];g[0]-=d;0<g[0]||(this._pending.splice(l,1),--l,this.trigger(null,g[1]))}};l.prototype.onGetInputs=function(){return[["event",q.ACTION]]};q.registerNodeType("events/delay",l)})(this);
-(function(v){function g(){this.addOutput("clicked",n.EVENT);this.addProperty("text","");this.addProperty("font_size",40);this.addProperty("message","");this.size=[64,84]}function d(){this.addInput("","boolean");this.addInput("e",n.ACTION);this.addOutput("v","boolean");this.addOutput("e",n.EVENT);this.properties={font:"",value:!1};this.size=[124,64]}function l(){this.addOutput("","number");this.size=[74,54];this.properties={min:-1E3,max:1E3,value:1,step:1};this.old_y=-1;this._precision=this._remainder=
-0;this.mouse_captured=!1}function q(){this.addOutput("","number");this.size=[64,84];this.properties={min:0,max:1,value:0.5,wcolor:"#7AF",size:50}}function r(){this.addOutput("","number");this.properties={value:0.5,min:0,max:1,text:"V",y:2};var a=this;this.size=[80,60];this.slider=this.addWidget("slider","V",this.properties.value,function(b){a.properties.value=b},this.properties)}function s(){this.size=[160,26];this.addOutput("","number");this.properties={wcolor:"#7AF",min:0,max:1,value:0.5}}function u(){this.size=
-[160,26];this.addInput("","number");this.properties={min:0,max:1,value:0,wcolor:"#AAF"}}function k(){this.addInputs("",0);this.properties={value:"...",font:"Arial",fontsize:18,color:"#AAA",align:"left",glowSize:0,decimals:1}}function t(){this.size=[200,100];this.properties={borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2,borderRadius:3}}var n=v.LiteGraph;g.title="Button";g.desc="Triggers an event";g.font="Arial";g.prototype.onDrawForeground=function(a){if(!this.flags.collapsed&&
-(a.fillStyle="black",a.fillRect(1,1,this.size[0]-3,this.size[1]-3),a.fillStyle="#AAF",a.fillRect(0,0,this.size[0]-3,this.size[1]-3),a.fillStyle=this.clicked?"white":this.mouseOver?"#668":"#334",a.fillRect(1,1,this.size[0]-4,this.size[1]-4),this.properties.text||0===this.properties.text)){var b=this.properties.font_size||30;a.textAlign="center";a.fillStyle=this.clicked?"black":"white";a.font=b+"px "+g.font;a.fillText(this.properties.text,0.5*this.size[0],0.5*this.size[1]+0.3*b);a.textAlign="left"}};
-g.prototype.onMouseDown=function(a,b){if(1<b[0]&&1<b[1]&&b[0]<this.size[0]-2&&b[1]<this.size[1]-2)return this.clicked=!0,this.trigger("clicked",this.properties.message),!0};g.prototype.onMouseUp=function(a){this.clicked=!1};n.registerNodeType("widget/button",g);d.title="Toggle";d.desc="Toggles between true or false";d.prototype.onDrawForeground=function(a){if(!this.flags.collapsed){var b=0.5*this.size[1],c=0.8*this.size[1];a.fillStyle="#AAA";a.fillRect(10,c-b,b,b);a.fillStyle=this.properties.value?
-"#AEF":"#000";a.fillRect(10+0.25*b,c-b+0.25*b,0.5*b,0.5*b);a.textAlign="left";a.font=this.properties.font||(0.8*b).toFixed(0)+"px Arial";a.fillStyle="#AAA";a.fillText(this.title,b+20,0.85*c);a.textAlign="left"}};d.prototype.onAction=function(a){this.properties.value=!this.properties.value;this.trigger("e",this.properties.value)};d.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.properties.value=a);this.setOutputData(0,this.properties.value)};d.prototype.onMouseDown=function(a,
-b){if(1<b[0]&&1<b[1]&&b[0]<this.size[0]-2&&b[1]<this.size[1]-2)return this.properties.value=!this.properties.value,this.graph._version++,this.trigger("e",this.properties.value),!0};n.registerNodeType("widget/toggle",d);l.title="Number";l.desc="Widget to select number value";l.pixels_threshold=10;l.markers_color="#666";l.prototype.onDrawForeground=function(a){var b=0.5*this.size[0],c=this.size[1];30<c?(a.fillStyle=l.markers_color,a.beginPath(),a.moveTo(b,0.1*c),a.lineTo(b+0.1*c,0.2*c),a.lineTo(b+-0.1*
-c,0.2*c),a.fill(),a.beginPath(),a.moveTo(b,0.9*c),a.lineTo(b+0.1*c,0.8*c),a.lineTo(b+-0.1*c,0.8*c),a.fill(),a.font=(0.7*c).toFixed(1)+"px Arial"):a.font=(0.8*c).toFixed(1)+"px Arial";a.textAlign="center";a.font=(0.7*c).toFixed(1)+"px Arial";a.fillStyle="#EEE";a.fillText(this.properties.value.toFixed(this._precision),b,0.75*c)};l.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};l.prototype.onPropertyChanged=function(a,b){var c=(this.properties.step+"").split(".");this._precision=
-1<c.length?c[1].length:0};l.prototype.onMouseDown=function(a,b){if(!(0>b[1]))return this.old_y=a.canvasY,this.captureInput(!0),this.mouse_captured=!0};l.prototype.onMouseMove=function(a){if(this.mouse_captured){var b=this.old_y-a.canvasY;a.shiftKey&&(b*=10);if(a.metaKey||a.altKey)b*=0.1;this.old_y=a.canvasY;a=this._remainder+b/l.pixels_threshold;this._remainder=a%1;a=Math.clamp(this.properties.value+(a|0)*this.properties.step,this.properties.min,this.properties.max);this.properties.value=a;this.graph._version++;
-this.setDirtyCanvas(!0)}};l.prototype.onMouseUp=function(a,b){200>a.click_time&&(this.properties.value=Math.clamp(this.properties.value+(b[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))};n.registerNodeType("widget/number",l);q.title="Knob";q.desc="Circular controller";q.widgets=[{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",
-type:"minibutton"}];q.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")};q.prototype.onDrawImageKnob=function(a){if(this.imgfg&&this.imgfg.width){var b=0.5*this.imgbg.width,c=this.size[0]/this.imgfg.width;a.save();a.translate(0,20);a.scale(c,c);a.drawImage(this.imgbg,0,0);a.translate(b,b);a.rotate(2*this.value*Math.PI*6/8+10*Math.PI/
-8);a.translate(-b,-b);a.drawImage(this.imgfg,0,0);a.restore();this.title&&(a.font="bold 16px Criticized,Tahoma",a.fillStyle="rgba(100,100,100,0.8)",a.textAlign="center",a.fillText(this.title.toUpperCase(),0.5*this.size[0],18),a.textAlign="left")}};q.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"}};q.prototype.onDrawForeground=function(a){this.onDrawImageKnob(a)};
-q.prototype.onExecute=function(){this.setOutputData(0,this.properties.value);this.boxcolor=n.colorToString([this.value,this.value,this.value])};q.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]||n.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}};q.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)}};q.prototype.onMouseUp=function(a){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};q.prototype.onMouseLeave=function(a){};q.prototype.onWidget=function(a,b){if("increase"==
-b.name)this.onPropertyChanged("size",this.properties.size+10);else if("decrease"==b.name)this.onPropertyChanged("size",this.properties.size-10)};q.prototype.onPropertyChanged=function(a,b){if("wcolor"==a)this.properties[a]=b;else if("size"==a)b=parseInt(b),this.properties[a]=b,this.size=[b+4,b+24],this.setDirtyCanvas(!0,!0);else if("min"==a||"max"==a||"value"==a)this.properties[a]=parseFloat(b);else return!1;return!0};n.registerNodeType("widget/knob",q);r.title="Internal Slider";r.prototype.onPropertyChanged=
-function(a,b){"value"==a&&(this.slider.value=b)};r.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};n.registerNodeType("widget/internal_slider",r);s.title="H.Slider";s.desc="Linear slider controller";s.prototype.onAdded=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};s.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())};s.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))};s.prototype.onDrawForeground=function(a){this.onDrawImage(a)};s.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=n.colorToString([this.value,this.value,this.value])};s.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};s.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)}};s.prototype.onMouseUp=function(a){this.oldmouse=null;this.captureInput(!1)};s.prototype.onMouseLeave=function(a){};s.prototype.onPropertyChanged=function(a,b){if("wcolor"==a)this.properties[a]=b;else return!1;return!0};n.registerNodeType("widget/hslider",s);u.title="Progress";u.desc="Shows data in linear progress";
-u.prototype.onExecute=function(){var a=this.getInputData(0);void 0!=a&&(this.properties.value=a)};u.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)};n.registerNodeType("widget/progress",u);k.title="Text";k.desc="Shows the input value";k.widgets=[{name:"resize",text:"Resize box",type:"button"},
-{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];k.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"),e;for(e in b)a.fillText(b[e],"left"==this.properties.align?15:this.size[0]-15,-0.15*c+c*(parseInt(e)+1))}a.shadowColor="transparent";this.last_ctx=a;a.textAlign="left"};k.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.properties.value=a)};k.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 e=this.last_ctx.measureText(a[c]).width;b<e&&(b=e)}this.size[0]=b+20;this.size[1]=4+a.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};k.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))};k.prototype.onPropertyChanged=function(a,b){this.properties[a]=b;this.str="number"==
-typeof b?b.toFixed(3):b;return!0};n.registerNodeType("widget/text",k);t.title="Panel";t.desc="Non interactive panel";t.widgets=[{name:"update",text:"Update",type:"button"}];t.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))};t.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())};t.prototype.onWidget=function(a,b){"update"==b.name&&
-(this.lineargradient=null,this.setDirtyCanvas(!0))};n.registerNodeType("widget/panel",t)})(this);
-(function(v){function g(){this.addOutput("left_x_axis","number");this.addOutput("left_y_axis","number");this.addOutput("button_pressed",d.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 d=v.LiteGraph;g.title="Gamepad";g.desc="gets the input of the gamepad";g.zero=new Float32Array(2);g.buttons="a b x y lb rb lt rt back start ls rs home".split(" ");
-g.prototype.onExecute=function(){var d=this.getGamepad(),q=this.properties.threshold||0;d&&(this._left_axis[0]=Math.abs(d.xbox.axes.lx)>q?d.xbox.axes.lx:0,this._left_axis[1]=Math.abs(d.xbox.axes.ly)>q?d.xbox.axes.ly:0,this._right_axis[0]=Math.abs(d.xbox.axes.rx)>q?d.xbox.axes.rx:0,this._right_axis[1]=Math.abs(d.xbox.axes.ry)>q?d.xbox.axes.ry:0,this._triggers[0]=Math.abs(d.xbox.axes.ltrigger)>q?d.xbox.axes.ltrigger:0,this._triggers[1]=Math.abs(d.xbox.axes.rtrigger)>q?d.xbox.axes.rtrigger:0);if(this.outputs)for(q=
-0;q<this.outputs.length;q++){var r=this.outputs[q];if(r.links&&r.links.length){var s=null;if(d)switch(r.name){case "left_axis":s=this._left_axis;break;case "right_axis":s=this._right_axis;break;case "left_x_axis":s=this._left_axis[0];break;case "left_y_axis":s=this._left_axis[1];break;case "right_x_axis":s=this._right_axis[0];break;case "right_y_axis":s=this._right_axis[1];break;case "trigger_left":s=this._triggers[0];break;case "trigger_right":s=this._triggers[1];break;case "a_button":s=d.xbox.buttons.a?
-1:0;break;case "b_button":s=d.xbox.buttons.b?1:0;break;case "x_button":s=d.xbox.buttons.x?1:0;break;case "y_button":s=d.xbox.buttons.y?1:0;break;case "lb_button":s=d.xbox.buttons.lb?1:0;break;case "rb_button":s=d.xbox.buttons.rb?1:0;break;case "ls_button":s=d.xbox.buttons.ls?1:0;break;case "rs_button":s=d.xbox.buttons.rs?1:0;break;case "start_button":s=d.xbox.buttons.start?1:0;break;case "back_button":s=d.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(q,g.buttons[r])}else switch(r.name){case "button_pressed":break;case "left_axis":case "right_axis":s=g.zero;break;default:s=0}this.setOutputData(q,s)}}};g.prototype.getGamepad=function(){var d=navigator.getGamepads||navigator.webkitGetGamepads||navigator.mozGetGamepads;if(!d)return null;var g=d.call(navigator),d=null;this._previous_buttons.set(this._current_buttons);for(d=this.properties.gamepad_index;4>d;d++)if(g[d]){d=g[d];g=this.xbox_mapping;g||(g=this.xbox_mapping=
-{axes:[],buttons:{},hat:""});g.axes.lx=d.axes[0];g.axes.ly=d.axes[1];g.axes.rx=d.axes[2];g.axes.ry=d.axes[3];g.axes.ltrigger=d.buttons[6].value;g.axes.rtrigger=d.buttons[7].value;for(var r=0;r<d.buttons.length;r++)switch(this._current_buttons[r]=d.buttons[r].pressed,r){case 0:g.buttons.a=d.buttons[r].pressed;break;case 1:g.buttons.b=d.buttons[r].pressed;break;case 2:g.buttons.x=d.buttons[r].pressed;break;case 3:g.buttons.y=d.buttons[r].pressed;break;case 4:g.buttons.lb=d.buttons[r].pressed;break;
-case 5:g.buttons.rb=d.buttons[r].pressed;break;case 6:g.buttons.lt=d.buttons[r].pressed;break;case 7:g.buttons.rt=d.buttons[r].pressed;break;case 8:g.buttons.back=d.buttons[r].pressed;break;case 9:g.buttons.start=d.buttons[r].pressed;break;case 10:g.buttons.ls=d.buttons[r].pressed;break;case 11:g.buttons.rs=d.buttons[r].pressed;break;case 12:d.buttons[r].pressed&&(g.hat+="up");break;case 13:d.buttons[r].pressed&&(g.hat+="down");break;case 14:d.buttons[r].pressed&&(g.hat+="left");break;case 15:d.buttons[r].pressed&&
-(g.hat+="right");break;case 16:g.buttons.home=d.buttons[r].pressed}d.xbox=g;return d}};g.prototype.onDrawBackground=function(d){var g=this._left_axis,r=this._right_axis;d.strokeStyle="#88A";d.strokeRect(0.5*(g[0]+1)*this.size[0]-4,0.5*(g[1]+1)*this.size[1]-4,8,8);d.strokeStyle="#8A8";d.strokeRect(0.5*(r[0]+1)*this.size[0]-4,0.5*(r[1]+1)*this.size[1]-4,8,8);g=this.size[1]/this._current_buttons.length;d.fillStyle="#AEB";for(r=0;r<this._current_buttons.length;++r)this._current_buttons[r]&&d.fillRect(0,
-g*r,6,g)};g.prototype.onGetOutputs=function(){return[["left_axis","vec2"],["right_axis","vec2"],["left_x_axis","number"],["left_y_axis","number"],["right_x_axis","number"],["right_y_axis","number"],["trigger_left","number"],["trigger_right","number"],["a_button","number"],["b_button","number"],["x_button","number"],["y_button","number"],["lb_button","number"],["rb_button","number"],["ls_button","number"],["rs_button","number"],["start","number"],["back","number"],["button_pressed",d.EVENT]]};d.registerNodeType("input/gamepad",
-g)})(this);
-(function(v){function g(){this.addInput("in","*");this.size=[60,20]}function d(){this.addInput("in");this.addOutput("out");this.size=[60,20]}function l(){this.addInput("in","number",{locked:!0});this.addOutput("out","number",{locked:!0});this.addProperty("in",0);this.addProperty("in_min",0);this.addProperty("in_max",1);this.addProperty("out_min",0);this.addProperty("out_max",1)}function q(){this.addOutput("value","number");this.addProperty("min",0);this.addProperty("max",1);this.size=[60,20]}function r(){this.addInput("in",
-"number");this.addOutput("out","number");this.size=[60,20];this.addProperty("min",0);this.addProperty("max",1)}function s(){this.properties={f:0.5};this.addInput("A","number");this.addInput("B","number");this.addOutput("out","number")}function u(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function k(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function t(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,
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-this.addProperty("factor",0.1);this.size=[60,20];this._value=null}function e(){this.addInput("A","number");this.addInput("B","number");this.addOutput("=","number");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP","+","string",{values:e.values})}function f(){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 m(){this.addInput("A","number");this.addInput("B",
-"number");this.addOutput("out","boolean");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP",">","string",{values:m.values});this.size=[60,40]}function h(){this.addInput("inc","number");this.addOutput("total","number");this.addProperty("increment",1);this.addProperty("value",0)}function p(){this.addInput("v","number");this.addOutput("sin","number");this.addProperty("amplitude",1);this.addProperty("offset",0);this.bgImageUrl="nodes/imgs/icon-sin.png"}function D(){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 z(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")}function A(){this.addInputs([["x","number"],["y","number"],["z","number"]]);this.addOutput("vec3","vec3");this.properties={x:0,y:0,z:0};this._data=new Float32Array(3)}
-function C(){this.addInput("vec4","vec4");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number");this.addOutput("w","number")}function B(){this.addInputs([["x","number"],["y","number"],["z","number"],["w","number"]]);this.addOutput("vec4","vec4");this.properties={x:0,y:0,z:0,w:0};this._data=new Float32Array(4)}var w=v.LiteGraph;g.title="Converter";g.desc="type A to type B";g.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a&&this.outputs)for(var b=
-0;b<this.outputs.length;b++){var c=this.outputs[b];if(c.links&&c.links.length){var d=null;switch(c.name){case "number":d=a.length?a[0]:parseFloat(a);break;case "vec2":case "vec3":case "vec4":d=1;switch(c.name){case "vec2":d=2;break;case "vec3":d=3;break;case "vec4":d=4}d=new Float32Array(d);if(a.length)for(c=0;c<a.length&&c<d.length;c++)d[c]=a[c];else d[0]=parseFloat(a)}this.setOutputData(b,d)}}};g.prototype.onGetOutputs=function(){return[["number","number"],["vec2","vec2"],["vec3","vec3"],["vec4",
-"vec4"]]};w.registerNodeType("math/converter",g);d.title="Bypass";d.desc="removes the type";d.prototype.onExecute=function(){var a=this.getInputData(0);this.setOutputData(0,a)};w.registerNodeType("math/bypass",d);l.title="Range";l.desc="Convert a number from one range to another";l.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.properties[b.name]=c)}c=this.properties["in"];if(void 0===c||null===c||c.constructor!==
-Number)c=0;a=this.properties.in_min;b=this.properties.out_min;this._last_v=(c-a)/(this.properties.in_max-a)*(this.properties.out_max-b)+b;this.setOutputData(0,this._last_v)};l.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};l.prototype.onGetInputs=function(){return[["in_min","number"],["in_max","number"],["out_min","number"],["out_max","number"]]};w.registerNodeType("math/range",l);q.title="Rand";q.desc="Random number";q.prototype.onExecute=function(){if(this.inputs)for(var a=
-0;a<this.inputs.length;a++){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.properties[b.name]=c)}a=this.properties.min;b=this.properties.max;this._last_v=Math.random()*(b-a)+a;this.setOutputData(0,this._last_v)};q.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};q.prototype.onGetInputs=function(){return[["min","number"],["max","number"]]};w.registerNodeType("math/rand",q);r.title="Clamp";r.desc="Clamp number between min and max";
-r.filter="shader";r.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))};r.prototype.getCode=function(a){a="";this.isInputConnected(0)&&(a+="clamp({{0}},"+this.properties.min+","+this.properties.max+")");return a};w.registerNodeType("math/clamp",r);s.title="Lerp";s.desc="Linear Interpolation";s.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.getInputData(1);
-null==b&&(b=0);var c=this.properties.f,d=this.getInputData(2);void 0!==d&&(c=d);this.setOutputData(0,a*(1-c)+b*c)};s.prototype.onGetInputs=function(){return[["f","number"]]};w.registerNodeType("math/lerp",s);u.title="Abs";u.desc="Absolute";u.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.abs(a))};w.registerNodeType("math/abs",u);k.title="Floor";k.desc="Floor number to remove fractional part";k.prototype.onExecute=function(){var a=this.getInputData(0);
-null!=a&&this.setOutputData(0,Math.floor(a))};w.registerNodeType("math/floor",k);t.title="Frac";t.desc="Returns fractional part";t.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a%1)};w.registerNodeType("math/frac",t);n.title="Smoothstep";n.desc="Smoothstep";n.prototype.onExecute=function(){var a=this.getInputData(0);if(void 0!==a){var b=this.properties.A,a=Math.clamp((a-b)/(this.properties.B-b),0,1);this.setOutputData(0,a*a*(3-2*a))}};w.registerNodeType("math/smoothstep",
-n);a.title="Scale";a.desc="v * factor";a.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a*this.properties.factor)};w.registerNodeType("math/scale",a);b.title="Average";b.desc="Average Filter";b.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this._values.length;this._values[this._current%b]=a;this._current+=1;this._current>b&&(this._current=0);for(var c=a=0;c<b;++c)a+=this._values[c];this.setOutputData(0,a/b)};b.prototype.onPropertyChanged=
-function(a,b){1>b&&(b=1);this.properties.samples=Math.round(b);var c=this._values;this._values=new Float32Array(this.properties.samples);c.length<=this._values.length?this._values.set(c):this._values.set(c.subarray(0,this._values.length))};w.registerNodeType("math/average",b);c.title="TendTo";c.desc="moves the output value always closer to the input";c.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)};w.registerNodeType("math/tendTo",c);e.values="+-*/%^".split("");e.title="Operation";e.desc="Easy math operators";e["@OP"]={type:"enum",title:"operation",values:e.values};e.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));this.properties.value=a};e.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null!=a?this.properties.A=a:a=this.properties.A;null!=b?this.properties.B=b:b=this.properties.B;var c=0;switch(this.properties.OP){case "+":c=
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-0,e=this.outputs.length;c<e;++c){switch(this.outputs[c].name){case "sin":value=Math.sin(a);break;case "cos":value=Math.cos(a);break;case "tan":value=Math.tan(a);break;case "asin":value=Math.asin(a);break;case "acos":value=Math.acos(a);break;case "atan":value=Math.atan(a)}this.setOutputData(c,b*value+d)}};p.prototype.onGetInputs=function(){return[["v","number"],["amplitude","number"],["offset","number"]]};p.prototype.onGetOutputs=function(){return[["sin","number"],["cos","number"],["tan","number"],
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-e)};w.registerNodeType("math3d/xyzw-to-vec4",B);v.glMatrix&&(v=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1};this._value=quat.create()},v.title="Quaternion",v.desc="quaternion",v.prototype.onExecute=function(){this._value[0]=this.properties.x;this._value[1]=this.properties.y;this._value[2]=this.properties.z;this._value[3]=this.properties.w;this.setOutputData(0,this._value)},w.registerNodeType("math3d/quaternion",v),v=function(){this.addInputs([["degrees","number"],["axis",
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-this.addOutput("result","vec3");this.properties={vec:[0,0,1]}},v.title="Rot. Vec3",v.desc="rotate a point",v.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))},w.registerNodeType("math3d/rotate_vec3",v),v=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},v.title="Mult. Quat",v.desc=
-"rotate quaternion",v.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);null!=b&&(a=quat.multiply(this._value,a,b),this.setOutputData(0,a))}},w.registerNodeType("math3d/mult-quat",v),v=function(){this.addInputs([["A","quat"],["B","quat"],["factor","number"]]);this.addOutput("slerp","quat");this.addProperty("factor",0.5);this._value=quat.create()},v.title="Quat Slerp",v.desc="quaternion spherical interpolation",v.prototype.onExecute=function(){var a=this.getInputData(0);
-if(null!=a){var b=this.getInputData(1);if(null!=b){var c=this.properties.factor;null!=this.getInputData(2)&&(c=this.getInputData(2));a=quat.slerp(this._value,a,b,c);this.setOutputData(0,a)}}},w.registerNodeType("math3d/quat-slerp",v))})(this);
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-function(){return[["A",0],["B",0]]};v.registerNodeType("logic/selector",g)})(this);
-(function(v){function g(){this.addInput("A","Number");this.addInput("B","Number");this.addInput("C","Number");this.addInput("D","Number");this.values=[[],[],[],[]];this.properties={scale:2}}function d(){this.addOutput("frame","image");this.properties={url:""}}function l(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function q(){this.addInput("","image");this.size=[200,200]}function r(){this.addInputs([["img1",
-"image"],["img2","image"],["fade","number"]]);this.addOutput("","image");this.properties={fade:0.5,width:512,height:512}}function s(){this.addInput("","image");this.addOutput("","image");this.properties={width:256,height:256,x:0,y:0,scale:1};this.size=[50,20]}function u(){this.addInput("t","number");this.addOutputs([["frame","image"],["t","number"],["d","number"]]);this.properties={url:"",use_proxy:!0}}function k(){this.addOutput("Webcam","image");this.properties={}}var t=v.LiteGraph;g.title="Plot";
-g.desc="Plots data over time";g.colors=["#FFF","#F99","#9F9","#99F"];g.prototype.onExecute=function(d){if(!this.flags.collapsed){d=this.size;for(var a=0;4>a;++a){var b=this.getInputData(a);if(null!=b){var c=this.values[a];c.push(b);c.length>d[0]&&c.shift()}}}};g.prototype.onDrawBackground=function(d){if(!this.flags.collapsed){var a=this.size,b=0.5*a[1]/this.properties.scale,c=g.colors,e=0.5*a[1];d.fillStyle="#000";d.fillRect(0,0,a[0],a[1]);d.strokeStyle="#555";d.beginPath();d.moveTo(0,e);d.lineTo(a[0],
-e);d.stroke();for(var f=0;4>f;++f){var k=this.values[f];d.strokeStyle=c[f];d.beginPath();var h=k[0]*b*-1+e;d.moveTo(0,Math.clamp(h,0,a[1]));for(var p=1;p<k.length&&p<a[0];++p)h=k[p]*b*-1+e,d.lineTo(p,Math.clamp(h,0,a[1]));d.stroke()}}};t.registerNodeType("graphics/plot",g);d.title="Image";d.desc="Image loader";d.widgets=[{name:"load",text:"Load",type:"button"}];d.supported_extensions=["jpg","jpeg","png","gif"];d.prototype.onAdded=function(){""!=this.properties.url&&null==this.img&&this.loadImage(this.properties.url)};
-d.prototype.onDrawBackground=function(d){this.img&&5<this.size[0]&&5<this.size[1]&&d.drawImage(this.img,0,0,this.size[0],this.size[1])};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&&this.img.dirty&&(this.img.dirty=!1)};d.prototype.onPropertyChanged=function(d,a){this.properties[d]=a;"url"==d&&""!=a&&this.loadImage(a);return!0};d.prototype.loadImage=function(d,a){if(""==d)this.img=null;
-else{this.img=document.createElement("img");"http"==d.substr(0,4)&&t.proxy&&(d=t.proxy+d.substr(d.indexOf(":")+3));this.img.src=d;this.boxcolor="#F95";var b=this;this.img.onload=function(){a&&a(this);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(d,a){"load"==a.name&&this.loadImage(this.properties.url)};d.prototype.onDropFile=function(d){var a=this;this._url&&URL.revokeObjectURL(this._url);this._url=
-URL.createObjectURL(d);this.properties.url=this._url;this.loadImage(this._url,function(b){a.size[1]=b.height/b.width*a.size[0]})};t.registerNodeType("graphics/image",d);l.title="Palette";l.desc="Generates a color";l.prototype.onExecute=function(){var d=[];null!=this.properties.colorA&&d.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&d.push(hex2num(this.properties.colorB));null!=this.properties.colorC&&d.push(hex2num(this.properties.colorC));null!=this.properties.colorD&&d.push(hex2num(this.properties.colorD));
-var a=this.getInputData(0);null==a&&(a=0.5);1<a?a=1:0>a&&(a=0);if(0!=d.length){var b=[0,0,0];if(0==a)b=d[0];else if(1==a)b=d[d.length-1];else{var c=(d.length-1)*a,a=d[Math.floor(c)],d=d[Math.floor(c)+1],c=c-Math.floor(c);b[0]=a[0]*(1-c)+d[0]*c;b[1]=a[1]*(1-c)+d[1]*c;b[2]=a[2]*(1-c)+d[2]*c}for(var e in b)b[e]/=255;this.boxcolor=colorToString(b);this.setOutputData(0,b)}};t.registerNodeType("color/palette",l);q.title="Frame";q.desc="Frame viewerew";q.widgets=[{name:"resize",text:"Resize box",type:"button"},
-{name:"view",text:"View Image",type:"button"}];q.prototype.onDrawBackground=function(d){this.frame&&d.drawImage(this.frame,0,0,this.size[0],this.size[1])};q.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};q.prototype.onWidget=function(d,a){if("resize"==a.name&&this.frame){var b=this.frame.width,c=this.frame.height;b||null==this.frame.videoWidth||(b=this.frame.videoWidth,c=this.frame.videoHeight);b&&c&&(this.size=[b,c]);this.setDirtyCanvas(!0,!0)}else"view"==
-a.name&&this.show()};q.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};t.registerNodeType("graphics/frame",q);r.title="Image fade";r.desc="Fades between images";r.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];r.prototype.onAdded=function(){this.createCanvas();var d=this.canvas.getContext("2d");d.fillStyle="#000";d.fillRect(0,0,this.properties.width,this.properties.height)};r.prototype.createCanvas=function(){this.canvas=
-document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};r.prototype.onExecute=function(){var d=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var a=this.getInputData(0);null!=a&&d.drawImage(a,0,0,this.canvas.width,this.canvas.height);a=this.getInputData(2);null==a?a=this.properties.fade:this.properties.fade=a;d.globalAlpha=a;a=this.getInputData(1);null!=a&&d.drawImage(a,0,0,this.canvas.width,this.canvas.height);d.globalAlpha=
-1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};t.registerNodeType("graphics/imagefade",r);s.title="Crop";s.desc="Crop Image";s.prototype.onAdded=function(){this.createCanvas()};s.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};s.prototype.onExecute=function(){var d=this.getInputData(0);d&&(d.width?(this.canvas.getContext("2d").drawImage(d,-this.properties.x,-this.properties.y,
-d.width*this.properties.scale,d.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};s.prototype.onDrawBackground=function(d){this.flags.collapsed||this.canvas&&d.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};s.prototype.onPropertyChanged=function(d,a){this.properties[d]=a;"scale"==d?(this.properties[d]=parseFloat(a),0==this.properties[d]&&(this.trace("Error in scale"),this.properties[d]=1)):this.properties[d]=
-parseInt(a);this.createCanvas();return!0};t.registerNodeType("graphics/cropImage",s);u.title="Video";u.desc="Video playback";u.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"}];u.prototype.onExecute=function(){if(this.properties.url&&(this.properties.url!=this._video_url&&this.loadVideo(this.properties.url),this._video&&0!=this._video.width)){var d=this.getInputData(0);
-d&&0<=d&&1>=d&&(this._video.currentTime=d*this._video.duration,this._video.pause());this._video.dirty=!0;this.setOutputData(0,this._video);this.setOutputData(1,this._video.currentTime);this.setOutputData(2,this._video.duration);this.setDirtyCanvas(!0)}};u.prototype.onStart=function(){this.play()};u.prototype.onStop=function(){this.stop()};u.prototype.loadVideo=function(d){this._video_url=d;this.properties.use_proxy&&"http"==d.substr(0,4)&&t.proxy&&(d=t.proxy+d.substr(d.indexOf(":")+3));this._video=
-document.createElement("video");this._video.src=d;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var a=this;this._video.addEventListener("loadedmetadata",function(b){a.trace("Duration: "+this.duration+" seconds");a.trace("Size: "+this.videoWidth+","+this.videoHeight);a.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(a){});this._video.addEventListener("error",function(b){console.log("Error loading video: "+
-this.src);a.trace("Error loading video: "+this.src);if(this.error)switch(this.error.code){case this.error.MEDIA_ERR_ABORTED:a.trace("You stopped the video.");break;case this.error.MEDIA_ERR_NETWORK:a.trace("Network error - please try again later.");break;case this.error.MEDIA_ERR_DECODE:a.trace("Video is broken..");break;case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:a.trace("Sorry, your browser can't play this video.")}});this._video.addEventListener("ended",function(b){a.trace("Ended.");this.play()})};
-u.prototype.onPropertyChanged=function(d,a){this.properties[d]=a;"url"==d&&""!=a&&this.loadVideo(a);return!0};u.prototype.play=function(){this._video&&this._video.play()};u.prototype.playPause=function(){this._video&&(this._video.paused?this.play():this.pause())};u.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};u.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};u.prototype.onWidget=function(d,a){};t.registerNodeType("graphics/video",
-u);k.title="Webcam";k.desc="Webcam image";k.prototype.openStream=function(){function d(b){console.log("Webcam rejected",b);a._webcam_stream=!1;a.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.getUserMedia({video:!0},this.streamReady.bind(this),d);var a=this}};k.prototype.onRemoved=function(){this._webcam_stream&&
-(this._webcam_stream.stop(),this._video=this._webcam_stream=null)};k.prototype.streamReady=function(d){this._webcam_stream=d;var a=this._video;a||(a=document.createElement("video"),a.autoplay=!0,a.src=window.URL.createObjectURL(d),this._video=a,a.onloadedmetadata=function(a){console.log(a)})};k.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();this._video&&this._video.videoWidth&&(this._video.width=this._video.videoWidth,this._video.height=this._video.videoHeight,
-this.setOutputData(0,this._video))};k.prototype.getExtraMenuOptions=function(d){var a=this;return[{content:a.properties.show?"Hide Frame":"Show Frame",callback:function(){a.properties.show=!a.properties.show}}]};k.prototype.onDrawBackground=function(d){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._video||(d.save(),d.drawImage(this._video,0,0,this.size[0],this.size[1]),d.restore())};t.registerNodeType("graphics/webcam",k)})(this);
-(function(v){var g=v.LiteGraph;v.LGraphTexture=null;if("undefined"!=typeof GL){var d=function(){this.addOutput("Texture","Texture");this.properties={name:"",filter:!0};this.size=[d.image_preview_size,d.image_preview_size]};v.LGraphTexture=d;d.title="Texture";d.desc="Texture";d.widgets_info={name:{widget:"texture"},filter:{widget:"checkbox"}};d.loadTextureCallback=null;d.image_preview_size=256;d.PASS_THROUGH=1;d.COPY=2;d.LOW=3;d.HIGH=4;d.REUSE=5;d.DEFAULT=2;d.MODE_VALUES={"pass through":d.PASS_THROUGH,
-copy:d.COPY,low:d.LOW,high:d.HIGH,reuse:d.REUSE,"default":d.DEFAULT};d.getTexturesContainer=function(){return gl.textures};d.loadTexture=function(a,b){b=b||{};var c=a;"http://"==c.substr(0,7)&&g.proxy&&(c=g.proxy+c.substr(7));return d.getTexturesContainer()[a]=GL.Texture.fromURL(c,b)};d.getTexture=function(a){var b=this.getTexturesContainer();if(!b)throw"Cannot load texture, container of textures not found";b=b[a];return!b&&a&&":"!=a[0]?this.loadTexture(a):b};d.getTargetTexture=function(a,b,c){if(!a)throw"LGraphTexture.getTargetTexture expects a reference texture";
-var e=null;switch(c){case d.LOW:e=gl.UNSIGNED_BYTE;break;case d.HIGH:e=gl.HIGH_PRECISION_FORMAT;break;case d.REUSE:return a;default:e=a?a.type:gl.UNSIGNED_BYTE}b&&b.width==a.width&&b.height==a.height&&b.type==e||(b=new GL.Texture(a.width,a.height,{type:e,format:gl.RGBA,filter:gl.LINEAR}));return b};d.getTextureType=function(a,b){var c=b?b.type:gl.UNSIGNED_BYTE;switch(a){case d.HIGH:c=gl.HIGH_PRECISION_FORMAT;break;case d.LOW:c=gl.UNSIGNED_BYTE}return c};d.getNoiseTexture=function(){if(this._noise_texture)return this._noise_texture;
-for(var a=new Uint8Array(1048576),b=0;1048576>b;++b)a[b]=255*Math.random();return this._noise_texture=a=GL.Texture.fromMemory(512,512,a,{format:gl.RGBA,wrap:gl.REPEAT,filter:gl.NEAREST})};d.prototype.onDropFile=function(a,b,c){if(a){var d=null;"string"==typeof a?d=GL.Texture.fromURL(a):-1!=b.toLowerCase().indexOf(".dds")?d=GL.Texture.fromDDSInMemory(a):(a=new Blob([c]),a=URL.createObjectURL(a),d=GL.Texture.fromURL(a));this._drop_texture=d;this.properties.name=b}else this._drop_texture=null,this.properties.name=
-""};d.prototype.getExtraMenuOptions=function(a){var b=this;if(this._drop_texture)return[{content:"Clear",callback:function(){b._drop_texture=null;b.properties.name=""}}]};d.prototype.onExecute=function(){var a=null;this.isOutputConnected(1)&&(a=this.getInputData(0));!a&&this._drop_texture&&(a=this._drop_texture);!a&&this.properties.name&&(a=d.getTexture(this.properties.name));if(a){this._last_tex=a;!1===this.properties.filter?a.setParameter(gl.TEXTURE_MAG_FILTER,gl.NEAREST):a.setParameter(gl.TEXTURE_MAG_FILTER,
-gl.LINEAR);this.setOutputData(0,a);for(var b=1;b<this.outputs.length;b++){var c=this.outputs[b];if(c){var e=null;"width"==c.name?e=a.width:"height"==c.name?e=a.height:"aspect"==c.name&&(e=a.width/a.height);this.setOutputData(b,e)}}}};d.prototype.onResourceRenamed=function(a,b){this.properties.name==a&&(this.properties.name=b)};d.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=d.generateLowResTexturePreview(this._last_tex);if(!b)return;this._last_preview_tex=this._last_tex;this._canvas=cloneCanvas(b)}this._canvas&&(a.save(),a.webgl||(a.translate(0,this.size[1]),a.scale(1,-1)),a.drawImage(this._canvas,0,0,this.size[0],this.size[1]),a.restore())}};d.generateLowResTexturePreview=function(a){if(!a)return null;var b=d.image_preview_size,c=a;if(a.format==gl.DEPTH_COMPONENT)return null;
-if(a.width>b||a.height>b)c=this._preview_temp_tex,this._preview_temp_tex||(this._preview_temp_tex=c=new GL.Texture(b,b,{minFilter:gl.NEAREST})),a.copyTo(c);a=this._preview_canvas;a||(this._preview_canvas=a=createCanvas(b,b));c&&c.toCanvas(a);return a};d.prototype.getResources=function(a){a[this.properties.name]=GL.Texture;return a};d.prototype.onGetInputs=function(){return[["in","Texture"]]};d.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["aspect","number"]]};g.registerNodeType("texture/texture",
-d);var l=function(){this.addInput("Texture","Texture");this.properties={flipY:!1};this.size=[d.image_preview_size,d.image_preview_size]};l.title="Preview";l.desc="Show a texture in the graph canvas";l.allow_preview=!1;l.prototype.onDrawBackground=function(a){if(!this.flags.collapsed&&(a.webgl||l.allow_preview)){var b=this.getInputData(0);if(b){var c=null,c=!b.handle&&a.webgl?b:d.generateLowResTexturePreview(b);a.save();this.properties.flipY&&(a.translate(0,this.size[1]),a.scale(1,-1));a.drawImage(c,
-0,0,this.size[0],this.size[1]);a.restore()}}};g.registerNodeType("texture/preview",l);var q=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={name:""}};q.title="Save";q.desc="Save a texture in the repository";q.prototype.onExecute=function(){var a=this.getInputData(0);a&&(this.properties.name&&(d.storeTexture?d.storeTexture(this.properties.name,a):d.getTexturesContainer()[this.properties.name]=a),this.setOutputData(0,a))};g.registerNodeType("texture/save",
-q);var r=function(){this.addInput("Texture","Texture");this.addInput("TextureB","Texture");this.addInput("value","number");this.addOutput("Texture","Texture");this.help="<p>pixelcode must be vec3</p>\t\t\t<p>uvcode must be vec2, is optional</p>\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";this.properties={value:1,uvcode:"",pixelcode:"color + colorB * value",
-precision:d.DEFAULT}};r.widgets_info={uvcode:{widget:"textarea",height:100},pixelcode:{widget:"textarea",height:100},precision:{widget:"combo",values:d.MODE_VALUES}};r.title="Operation";r.desc="Texture shader operation";r.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:b.properties.show?"Hide Texture":"Show Texture",callback:function(){b.properties.show=!b.properties.show}}]};r.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show||
-!this._tex||this._tex.gl!=a||(a.save(),a.drawImage(this._tex,0,0,this.size[0],this.size[1]),a.restore())};r.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var c=512,e=512;a?(c=a.width,e=a.height):b&&(c=b.width,e=b.height);var f=d.getTextureType(this.properties.precision,a);this._tex=a||this._tex?d.getTargetTexture(a||
-this._tex,this._tex,this.properties.precision):new GL.Texture(c,e,{type:f,format:gl.RGBA,filter:gl.LINEAR});f="";this.properties.uvcode&&(f="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&(f=this.properties.uvcode));var h="";this.properties.pixelcode&&(h="result = "+this.properties.pixelcode,-1!=this.properties.pixelcode.indexOf(";")&&(h=this.properties.pixelcode));var g=this._shader;if(!g||this._shader_code!=f+"|"+h){try{this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,
-r.pixel_shader,{UV_CODE:f,PIXEL_CODE:h}),this.boxcolor="#00FF00"}catch(n){console.log("Error compiling shader: ",n);this.boxcolor="#FF0000";return}this.boxcolor="#FF0000";this._shader_code=f+"|"+h;g=this._shader}if(g){this.boxcolor="green";var p=this.getInputData(2);null!=p?this.properties.value=p:p=parseFloat(this.properties.value);var k=this.graph.getTime();this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var d=Mesh.getScreenQuad();
-g.uniforms({u_texture:0,u_textureB:1,value:p,texSize:[c,e],time:k}).draw(d)});this.setOutputData(0,this._tex)}else this.boxcolor="red"}}};r.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 texSize;\n\t\t\tuniform float time;\n\t\t\tuniform float value;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tUV_CODE;\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\t\t\t\tvec3 color = color4.rgb;\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\t\t\t\tvec3 colorB = color4B.rgb;\n\t\t\t\tvec3 result = color;\n\t\t\t\tfloat alpha = 1.0;\n\t\t\t\tPIXEL_CODE;\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/operation",r);var s=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:d.DEFAULT};this.properties.code="\nvoid main() {\n  vec2 uv = v_coord;\n  vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n";this._uniforms={in_texture:0,texSize:vec2.create(),time:0}};s.title="Shader";s.desc="Texture shader";s.widgets_info={code:{type:"code"},precision:{widget:"combo",values:d.MODE_VALUES}};s.prototype.onPropertyChanged=
-function(a,b){if("code"==a){var c=this.getShader();if(c){var d=c.uniformInfo;if(this.inputs)for(var e={},f=0;f<this.inputs.length;++f){var h=this.getInputInfo(f);h&&(d[h.name]&&!e[h.name]?e[h.name]=!0:(this.removeInput(f),f--))}for(f in d)if(h=c.uniformInfo[f],null!==h.loc&&"time"!=f){d="number";if(this._shader.samplers[f])d="texture";else switch(h.size){case 1:d="number";break;case 2:d="vec2";break;case 3:d="vec3";break;case 4:d="vec4";break;case 9:d="mat3";break;case 16:d="mat4";break;default:continue}h=
-this.findInputSlot(f);-1==h?this.addInput(f,d):(e=this.getInputInfo(h),e)?e.type!=d&&(this.removeInput(h,d),this.addInput(f,d)):this.addInput(f,d)}}}};s.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,s.pixel_shader+this.properties.code))this.boxcolor="green";else return this.boxcolor="red",null;return this._shader};s.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=
-this.getShader();if(a){for(var b=0,c=null,e=0;e<this.inputs.length;++e){var f=this.getInputInfo(e),h=this.getInputData(e);null!=h&&(h.constructor===GL.Texture&&(h.bind(b),c||(c=h),h=b,b++),a.setUniform(f.name,h))}var g=this._uniforms,b=d.getTextureType(this.properties.precision,c),e=this.properties.width|0,f=this.properties.height|0;0==e&&(e=c?c.width:gl.canvas.width);0==f&&(f=c?c.height:gl.canvas.height);g.texSize[0]=e;g.texSize[1]=f;g.time=this.graph.getTime();this._tex&&this._tex.type==b&&this._tex.width==
-e&&this._tex.height==f||(this._tex=new GL.Texture(e,f,{type:b,format:gl.RGBA,filter:gl.LINEAR}));this._tex.drawTo(function(){a.uniforms(g).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._tex)}}};s.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float time;\n\t";g.registerNodeType("texture/shader",s);var u=function(){this.addInput("in","Texture");this.addInput("scale","vec2");this.addInput("offset","vec2");this.addOutput("out","Texture");this.properties=
-{offset:vec2.fromValues(0,0),scale:vec2.fromValues(1,1),precision:d.DEFAULT}};u.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};u.title="Scale/Offset";u.desc="Applies an scaling and offseting";u.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0)&&a)if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,a);else{var b=a.width,c=a.height,e=this.precision===d.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT;this.precision===d.DEFAULT&&(e=a.type);
-this._tex&&this._tex.width==b&&this._tex.height==c&&this._tex.type==e||(this._tex=new GL.Texture(b,c,{type:e,format:gl.RGBA,filter:gl.LINEAR}));var f=this._shader;f||(f=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,u.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 g=this.getInputData(2);g?(this.properties.offset[0]=g[0],this.properties.offset[1]=g[1]):g=this.properties.offset;this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
-gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a.bind(0);var b=Mesh.getScreenQuad();f.uniforms({u_texture:0,u_scale:h,u_offset:g}).draw(b)});this.setOutputData(0,this._tex)}};u.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_scale;\n\t\t\tuniform vec2 u_offset;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv = uv / u_scale - u_offset;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/scaleOffset",u);var k=function(){this.addInput("in","Texture");this.addInput("warp","Texture");this.addInput("factor","number");this.addOutput("out","Texture");this.properties={factor:0.01,precision:d.DEFAULT}};k.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};k.title="Warp";k.desc="Texture warp operation";k.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,
-a);else{var b=this.getInputData(1),c=512,e=512;a?(c=a.width,e=a.height):b&&(c=b.width,e=b.height);this._tex=a||this._tex?d.getTargetTexture(a||this._tex,this._tex,this.properties.precision):new GL.Texture(c,e,{type:this.precision===d.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,k.pixel_shader));var h=this.getInputData(2);null!=h?this.properties.factor=h:h=parseFloat(this.properties.factor);this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
-gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var c=Mesh.getScreenQuad();f.uniforms({u_texture:0,u_textureB:1,u_factor:h}).draw(c)});this.setOutputData(0,this._tex)}};k.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_factor;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/warp",k);var t=function(){this.addInput("Texture","Texture");this.properties={additive:!1,antialiasing:!1,filter:!0,disable_alpha:!1,gamma:1};this.size[0]=130};t.title="to Viewport";t.desc="Texture to viewport";t.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);if(this.properties.antialiasing){t._shader||(t._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,t.aa_pixel_shader));gl.getViewport();var c=Mesh.getScreenQuad();a.bind(0);t._shader.uniforms({u_texture:0,uViewportSize:[a.width,a.height],u_igamma:1/b,inverseVP:[1/a.width,1/a.height]}).draw(c)}else 1!=b?(t._gamma_shader||(t._gamma_shader=
-new GL.Shader(Shader.SCREEN_VERTEX_SHADER,t.gamma_pixel_shader)),a.toViewport(t._gamma_shader,{u_texture:0,u_igamma:1/b})):a.toViewport()}};t.prototype.onGetInputs=function(){return[["gamma","number"]]};t.aa_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 uViewportSize;\n\t\t\tuniform vec2 inverseVP;\n\t\t\tuniform float u_igamma;\n\t\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\t\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\t\t\t#define FXAA_SPAN_MAX     8.0\n\t\t\t\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\t\t\t{\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\t\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\t\t\t\t\n\t\t\t\tvec2 dir;\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\t\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\t\t\t\t\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\t\t\t\t\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\t\t\t\tdir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX), max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX), dir * rcpDirMin)) * inverseVP;\n\t\t\t\t\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\t\t\t\t\n\t\t\t\t//return vec4(rgbA,1.0);\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\t\t\t\telse\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\t\t\t\tif(u_igamma != 1.0)\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\t\t\t\treturn color;\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\t\t\t}\n\t\t\t";
-t.gamma_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_igamma;\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\t\t\t   gl_FragColor = color;\n\t\t\t}\n\t\t\t";g.registerNodeType("texture/toviewport",t);q=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={size:0,generate_mipmaps:!1,
-precision:d.DEFAULT}};q.title="Copy";q.desc="Copy Texture";q.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",values:d.MODE_VALUES}};q.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)){if(a){var b=a.width,c=a.height;0!=this.properties.size&&(c=b=this.properties.size);var e=this._temp_texture,f=a.type;this.properties.precision===d.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===d.HIGH&&
-(f=gl.HIGH_PRECISION_FORMAT);e&&e.width==b&&e.height==c&&e.type==f||(e=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(b)&&isPowerOfTwo(c)&&(e=gl.LINEAR_MIPMAP_LINEAR),this._temp_texture=new GL.Texture(b,c,{type:f,format:gl.RGBA,minFilter:e,magFilter:gl.LINEAR}));a.copyTo(this._temp_texture);this.properties.generate_mipmaps&&(this._temp_texture.bind(0),gl.generateMipmap(this._temp_texture.texture_type),this._temp_texture.unbind(0))}this.setOutputData(0,this._temp_texture)}};g.registerNodeType("texture/copy",
-q);var n=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={iterations:1,generate_mipmaps:!1,precision:d.DEFAULT}};n.title="Downsample";n.desc="Downsample Texture";n.widgets_info={iterations:{type:"number",step:1,precision:0,min:1},precision:{widget:"combo",values:d.MODE_VALUES}};n.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)&&a&&a.texture_type===GL.TEXTURE_2D){var b=n._shader;b||(n._shader=
-b=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,n.pixel_shader));var c=a.width|0,e=a.height|0,f=a.type;this.properties.precision===d.LOW?f=gl.UNSIGNED_BYTE:this.properties.precision===d.HIGH&&(f=gl.HIGH_PRECISION_FORMAT);var h=this.properties.iterations||1,g=a,p=null,k=[],a={type:f,format:a.format},f=vec2.create(),l={u_offset:f};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var m=0;m<h;++m){f[0]=1/c;f[1]=1/e;c=c>>1||0;e=e>>1||0;p=GL.Texture.getTemporary(c,e,a);k.push(p);g.setParameter(GL.TEXTURE_MAG_FILTER,
-GL.NEAREST);g.copyTo(p,b,l);if(1==c&&1==e)break;g=p}this._texture=k.pop();for(m=0;m<k.length;++m)GL.Texture.releaseTemporary(k[m]);this.properties.generate_mipmaps&&(this._texture.bind(0),gl.generateMipmap(this._texture.texture_type),this._texture.unbind(0));this.setOutputData(0,this._texture)}};n.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\t\t\t   gl_FragColor = color * 0.25;\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/downsample",n);var a=function(){this.addInput("Texture","Texture");this.addOutput("tex","Texture");this.addOutput("avg","vec4");this.addOutput("lum","number");this.properties={mipmap_offset:0,low_precision:!1};this._uniforms={u_texture:0,u_mipmap_offset:this.properties.mipmap_offset};this._luminance=new Float32Array(4)};a.title="Average";a.desc="Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";a.prototype.onExecute=function(){var b=
-this.getInputData(0);if(b&&(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 c=new Float32Array(32),d=0;32>d;++d)c[d]=Math.random();a._shader.uniforms({u_samples_a:c.subarray(0,16),u_samples_b:c.subarray(16,32)})}d=this._temp_texture;c=gl.UNSIGNED_BYTE;b.type!=c&&(c=gl.FLOAT);d&&d.type==c||(this._temp_texture=new GL.Texture(1,1,{type:c,format:gl.RGBA,filter:gl.NEAREST}));
-var e=a._shader,f=this._uniforms;f.u_mipmap_offset=this.properties.mipmap_offset;this._temp_texture.drawTo(function(){b.toViewport(e,f)});this.setOutputData(0,this._temp_texture);if(this.isOutputConnected(1)||this.isOutputConnected(2))if(d=this._temp_texture.getPixels()){var h=this._luminance,c=this._temp_texture.type;h.set(d);c==gl.UNSIGNED_BYTE?vec4.scale(h,h,1/255):c!=GL.HALF_FLOAT&&c!=GL.HALF_FLOAT_OES||vec4.scale(h,h,1/65025);this.setOutputData(1,h);this.setOutputData(2,(h[0]+h[1]+h[2])/3)}}};
-a.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform mat4 u_samples_a;\n\t\t\tuniform mat4 u_samples_b;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_mipmap_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t\t{\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t}\n\t\t\t   gl_FragColor = color * 0.03125;\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/average",a);q=function(){this.addInput("Image","image");this.addOutput("","Texture");this.properties={}};q.title="Image to Texture";q.desc="Uploads an image to the GPU";q.prototype.onExecute=function(){var a=this.getInputData(0);if(a){var b=a.videoWidth||a.width,c=a.videoHeight||a.height;if(a.gltexture)this.setOutputData(0,a.gltexture);else{var d=this._temp_texture;d&&d.width==b&&d.height==c||(this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(a)}catch(e){console.error("image comes from an unsafe location, cannot be uploaded to webgl: "+
-e);return}this.setOutputData(0,this._temp_texture)}}};g.registerNodeType("texture/imageToTexture",q);var b=function(){this.addInput("Texture","Texture");this.addInput("LUT","Texture");this.addInput("Intensity","number");this.addOutput("","Texture");this.properties={intensity:1,precision:d.DEFAULT,texture:null};b._shader||(b._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b.pixel_shader))};b.widgets_info={texture:{widget:"texture"},precision:{widget:"combo",values:d.MODE_VALUES}};b.title="LUT";b.desc=
-"Apply LUT to Texture";b.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,a);else if(a){var c=this.getInputData(1);c||(c=d.getTexture(this.properties.texture));if(c){c.bind(0);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.bindTexture(gl.TEXTURE_2D,
-null);var e=this.properties.intensity;this.isInputConnected(2)&&(this.properties.intensity=e=this.getInputData(2));this._tex=d.getTargetTexture(a,this._tex,this.properties.precision);this._tex.drawTo(function(){c.bind(1);a.toViewport(b._shader,{u_texture:0,u_textureB:1,u_amount:e})});this.setOutputData(0,this._tex)}else this.setOutputData(0,a)}}};b.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform float u_amount;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\t\t\t\t mediump vec2 quad1;\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\t\t\t\t mediump vec2 quad2;\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\t\t\t\t highp vec2 texPos1;\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t highp vec2 texPos2;\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/LUT",b);var c=function(){this.addInput("Texture","Texture");this.addOutput("R","Texture");this.addOutput("G","Texture");this.addOutput("B","Texture");this.addOutput("A","Texture");this.properties={};c._shader||(c._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,c.pixel_shader))};c.title="Texture to Channels";c.desc="Split texture channels";c.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this._channels||(this._channels=Array(4));for(var b=0,d=0;4>d;d++)this.isOutputConnected(d)?
-(this._channels[d]&&this._channels[d].width==a.width&&this._channels[d].height==a.height&&this._channels[d].type==a.type||(this._channels[d]=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR})),b++):this._channels[d]=null;if(b){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var e=Mesh.getScreenQuad(),f=c._shader,h=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],d=0;4>d;d++)this._channels[d]&&(this._channels[d].drawTo(function(){a.bind(0);f.uniforms({u_texture:0,u_mask:h[d]}).draw(e)}),
-this.setOutputData(d,this._channels[d]))}}};c.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec4 u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\t\t\t}\n\t\t\t";g.registerNodeType("texture/textureChannels",c);var e=function(){this.addInput("R","Texture");this.addInput("G","Texture");this.addInput("B","Texture");this.addInput("A",
-"Texture");this.addOutput("Texture","Texture");this.properties={};e._shader||(e._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,e.pixel_shader))};e.title="Channels to Texture";e.desc="Split texture channels";e.prototype.onExecute=function(){var a=[this.getInputData(0),this.getInputData(1),this.getInputData(2),this.getInputData(3)];if(a[0]&&a[1]&&a[2]&&a[3]){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=e._shader;this._tex=d.getTargetTexture(a[0],this._tex);this._tex.drawTo(function(){a[0].bind(0);
-a[1].bind(1);a[2].bind(2);a[3].bind(3);c.uniforms({u_textureR:0,u_textureG:1,u_textureB:2,u_textureA:3}).draw(b)});this.setOutputData(0,this._tex)}};e.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureR;\n\t\t\tuniform sampler2D u_textureG;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( \t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/channelsTexture",e);var f=function(){this.addInput("A","color");this.addInput("B","color");this.addOutput("Texture","Texture");this.properties={angle:0,scale:1,A:[0,0,0],B:[1,1,1],texture_size:32};f._shader||(f._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,f.pixel_shader));this._uniforms={u_angle:0,u_colorA:vec3.create(),u_colorB:vec3.create()}};f.title="Gradient";f.desc="Generates a gradient";f["@A"]={type:"color"};f["@B"]={type:"color"};f["@texture_size"]={type:"enum",
-values:[32,64,128,256,512]};f.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=GL.Mesh.getScreenQuad(),b=f._shader,c=this.getInputData(0);c||(c=this.properties.A);var d=this.getInputData(1);d||(d=this.properties.B);for(var e=2;e<this.inputs.length;e++){var h=this.inputs[e],g=this.getInputData(e);void 0!==g&&(this.properties[h.name]=g)}var n=this._uniforms;this._uniforms.u_angle=this.properties.angle*DEG2RAD;this._uniforms.u_scale=this.properties.scale;vec3.copy(n.u_colorA,
-c);vec3.copy(n.u_colorB,d);c=parseInt(this.properties.texture_size);this._tex&&this._tex.width==c||(this._tex=new GL.Texture(c,c,{format:gl.RGB,filter:gl.LINEAR}));this._tex.drawTo(function(){b.uniforms(n).draw(a)});this.setOutputData(0,this._tex)};f.prototype.onGetInputs=function(){return[["angle","number"],["scale","number"]]};f.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_angle;\n\t\t\tuniform float u_scale;\n\t\t\tuniform vec3 u_colorA;\n\t\t\tuniform vec3 u_colorB;\n\t\t\t\n\t\t\tvec2 rotate(vec2 v, float angle)\n\t\t\t{\n\t\t\t\tvec2 result;\n\t\t\t\tfloat _cos = cos(angle);\n\t\t\t\tfloat _sin = sin(angle);\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\t\t\t\treturn result;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\t\t\t   gl_FragColor = vec4(color,1.0);\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/gradient",f);var m=function(){this.addInput("A","Texture");this.addInput("B","Texture");this.addInput("Mixer","Texture");this.addOutput("Texture","Texture");this.properties={precision:d.DEFAULT};m._shader||(m._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,m.pixel_shader))};m.title="Mix";m.desc="Generates a texture mixing two textures";m.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};m.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===
-d.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1),c=this.getInputData(2);if(a&&b&&c){this._tex=d.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad(),f=m._shader;this._tex.drawTo(function(){a.bind(0);b.bind(1);c.bind(2);f.uniforms({u_textureA:0,u_textureB:1,u_textureMix:2}).draw(e)});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_textureA;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureMix;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/mix",m);var h=function(){this.addInput("Tex.","Texture");this.addOutput("Edges","Texture");this.properties={invert:!0,threshold:!1,factor:1,precision:d.DEFAULT};h._shader||(h._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,h.pixel_shader))};h.title="Edges";h.desc="Detects edges";h.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};h.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,
-a);else if(a){this._tex=d.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=h._shader,e=this.properties.invert,f=this.properties.factor,g=this.properties.threshold?1:0;this._tex.drawTo(function(){a.bind(0);c.uniforms({u_texture:0,u_isize:[1/a.width,1/a.height],u_factor:f,u_threshold:g,u_invert:e?1:0}).draw(b)});this.setOutputData(0,this._tex)}}};h.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_isize;\n\t\t\tuniform int u_invert;\n\t\t\tuniform float u_factor;\n\t\t\tuniform float u_threshold;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\t\t\t\tdiff *= u_factor;\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\t\t\t\tif( u_threshold == 0.0 )\n\t\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\t\t\t\telse\n\t\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/edges",h);var p=function(){this.addInput("Texture","Texture");this.addInput("Distance","number");this.addInput("Range","number");this.addOutput("Texture","Texture");this.properties={distance:100,range:50,only_depth:!1,high_precision:!1};this._uniforms={u_texture:0,u_distance:100,u_range:50,u_camera_planes:null}};p.title="Depth Range";p.desc="Generates a texture with a depth range";p.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);
+(function(t){function h(){this.addOutput("in ms","number");this.addOutput("in sec","number")}function f(){var c=this;this.size=[120,80];this.subgraph=new LGraph;this.subgraph._subgraph_node=this;this.subgraph._is_subgraph=!0;this.subgraph.onGlobalInputAdded=this.onSubgraphNewGlobalInput.bind(this);this.subgraph.onGlobalInputRenamed=this.onSubgraphRenamedGlobalInput.bind(this);this.subgraph.onGlobalInputTypeChanged=this.onSubgraphTypeChangeGlobalInput.bind(this);this.subgraph.onGlobalOutputAdded=this.onSubgraphNewGlobalOutput.bind(this);
+this.subgraph.onGlobalOutputRenamed=this.onSubgraphRenamedGlobalOutput.bind(this);this.subgraph.onGlobalOutputTypeChanged=this.onSubgraphTypeChangeGlobalOutput.bind(this);this.addWidget("button","Open Graph",null,function(a,b){b.openSubgraph(c.subgraph)});this.bgcolor="#353"}function n(){var c="input_"+(1E3*Math.random()).toFixed();this.addOutput(c,null);this.properties={name:c,type:null};var a=this;Object.defineProperty(this.properties,"name",{get:function(){return c},set:function(b){if(""!=b){var d=
+a.getOutputInfo(0);d.name!=b&&(d.name=b,a.graph&&a.graph.renameGlobalInput(c,b),c=b)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return a.outputs[0].type},set:function(b){a.outputs[0].type=b;a.graph&&a.graph.changeGlobalInputType(c,a.outputs[0].type)},enumerable:!0})}function d(){var c="output_"+(1E3*Math.random()).toFixed();this.addInput(c,null);this._value=null;this.properties={name:c,type:null};var a=this;Object.defineProperty(this.properties,"name",{get:function(){return c},
+set:function(b){if(""!=b){var d=a.getInputInfo(0);d.name!=b&&(d.name=b,a.graph&&a.graph.renameGlobalOutput(c,b),c=b)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return a.inputs[0].type},set:function(b){a.inputs[0].type=b;a.graph&&a.graph.changeGlobalInputType(c,a.inputs[0].type)},enumerable:!0})}function r(){this.addOutput("value","number");this.addProperty("value",1);this.editable={property:"value",type:"number"}}function p(){this.size=[60,20];this.addInput("value",
+0,{label:""});this.addOutput("value",0,{label:""});this.addProperty("value","")}function s(){this.addInput("in",0);this.addOutput("out",0);this.size=[40,20]}function u(){this.mode=m.ON_EVENT;this.size=[60,20];this.addProperty("msg","");this.addInput("log",m.EVENT);this.addInput("msg",0)}function l(){this.size=[60,20];this.addProperty("onExecute","");this.addInput("in","");this.addInput("in2","");this.addOutput("out","");this.addOutput("out2","");this._func=null}var m=t.LiteGraph;h.title="Time";h.desc=
+"Time";h.prototype.onExecute=function(){this.setOutputData(0,1E3*this.graph.globaltime);this.setOutputData(1,this.graph.globaltime)};m.registerNodeType("basic/time",h);f.title="Subgraph";f.desc="Graph inside a node";f.prototype.onSubgraphNewGlobalInput=function(c,a){this.addInput(c,a)};f.prototype.onSubgraphRenamedGlobalInput=function(c,a){var b=this.findInputSlot(c);-1!=b&&(this.getInputInfo(b).name=a)};f.prototype.onSubgraphTypeChangeGlobalInput=function(c,a){var b=this.findInputSlot(c);-1!=b&&
+(this.getInputInfo(b).type=a)};f.prototype.onSubgraphNewGlobalOutput=function(c,a){this.addOutput(c,a)};f.prototype.onSubgraphRenamedGlobalOutput=function(c,a){var b=this.findOutputSlot(c);-1!=b&&(this.getOutputInfo(b).name=a)};f.prototype.onSubgraphTypeChangeGlobalOutput=function(c,a){var b=this.findOutputSlot(c);-1!=b&&(this.getOutputInfo(b).type=a)};f.prototype.getExtraMenuOptions=function(c){var a=this;return[{content:"Open",callback:function(){c.openSubgraph(a.subgraph)}}]};f.prototype.onDrawForeground=
+function(c,a){};f.prototype.onResize=function(c){c[1]+=20};f.prototype.onExecute=function(){if(this.inputs)for(var c=0;c<this.inputs.length;c++){var a=this.inputs[c],b=this.getInputData(c);this.subgraph.setGlobalInputData(a.name,b)}this.subgraph.runStep();if(this.outputs)for(c=0;c<this.outputs.length;c++)b=this.subgraph.getGlobalOutputData(this.outputs[c].name),this.setOutputData(c,b)};f.prototype.configure=function(c){LGraphNode.prototype.configure.call(this,c)};f.prototype.serialize=function(){var c=
+LGraphNode.prototype.serialize.call(this);c.subgraph=this.subgraph.serialize();return c};f.prototype.clone=function(){var c=m.createNode(this.type),a=this.serialize();delete a.id;delete a.inputs;delete a.outputs;c.configure(a);return c};m.registerNodeType("graph/subgraph",f);n.title="Input";n.desc="Input of the graph";n.prototype.onAdded=function(){this.graph.addGlobalInput(this.properties.name,this.properties.type)};n.prototype.onExecute=function(){var c=this.graph.global_inputs[this.properties.name];
+c&&this.setOutputData(0,c.value)};m.registerNodeType("graph/input",n);d.title="Output";d.desc="Output of the graph";d.prototype.onAdded=function(){this.graph.addGlobalOutput(this.properties.name,this.properties.type)};d.prototype.getValue=function(){return this._value};d.prototype.onExecute=function(){this._value=this.getInputData(0);this.graph.setGlobalOutputData(this.properties.name,this._value)};m.registerNodeType("graph/output",d);r.title="Const";r.desc="Constant value";r.prototype.setValue=function(c){"string"==
+typeof c&&(c=parseFloat(c));this.properties.value=c;this.setDirtyCanvas(!0)};r.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};r.prototype.onDrawBackground=function(c){this.outputs[0].label=this.properties.value.toFixed(3)};r.prototype.onWidget=function(c,a){"value"==a.name&&this.setValue(a.value)};m.registerNodeType("basic/const",r);p.title="Watch";p.desc="Show value of input";p.prototype.onExecute=function(){this.properties.value=this.getInputData(0);this.setOutputData(0,
+this.properties.value)};p.prototype.onDrawBackground=function(c){this.inputs[0]&&null!=this.properties.value&&(this.inputs[0].label=this.properties.value.constructor===Number?this.properties.value.toFixed(3):String(this.properties.value))};m.registerNodeType("basic/watch",p);s.title="Pass";s.desc="Allows to connect different types";s.prototype.onExecute=function(){this.setOutputData(0,this.getInputData(0))};m.registerNodeType("basic/pass",s);u.title="Console";u.desc="Show value inside the console";
+u.prototype.onAction=function(c,a){"log"==c?console.log(a):"warn"==c?console.warn(a):"error"==c&&console.error(a)};u.prototype.onExecute=function(){var c=this.getInputData(1);null!==c&&(this.properties.msg=c);console.log(c)};u.prototype.onGetInputs=function(){return[["log",m.ACTION],["warn",m.ACTION],["error",m.ACTION]]};m.registerNodeType("basic/console",u);l.title="Script";l.desc="executes a code";l.widgets_info={onExecute:{type:"code"}};l.prototype.onPropertyChanged=function(c,a){if("onExecute"==
+c&&m.allow_scripts){this._func=null;try{this._func=new Function(a)}catch(b){console.error("Error parsing script"),console.error(b)}}};l.prototype.onExecute=function(){if(this._func)try{this._func.call(this)}catch(c){console.error("Error in script"),console.error(c)}};m.registerNodeType("basic/script",l)})(this);
+(function(t){function h(){this.size=[60,20];this.addInput("event",d.ACTION)}function f(){this.size=[60,20];this.addInput("event",d.ACTION);this.addOutput("event",d.EVENT);this.properties={equal_to:"",has_property:"",property_equal_to:""}}function n(){this.size=[60,20];this.addProperty("time",1E3);this.addInput("event",d.ACTION);this.addOutput("on_time",d.EVENT);this._pending=[]}var d=t.LiteGraph;h.title="Log Event";h.desc="Log event in console";h.prototype.onAction=function(d,f){console.log(d,f)};
+d.registerNodeType("events/log",h);f.title="Filter Event";f.desc="Blocks events that do not match the filter";f.prototype.onAction=function(d,f){if(null!=f&&(!this.properties.equal_to||this.properties.equal_to==f)){if(this.properties.has_property){var h=f[this.properties.has_property];if(null==h||this.properties.property_equal_to&&this.properties.property_equal_to!=h)return}this.triggerSlot(0,f)}};d.registerNodeType("events/filter",f);n.title="Delay";n.desc="Delays one event";n.prototype.onAction=
+function(d,f){this._pending.push([this.properties.time,f])};n.prototype.onExecute=function(){for(var d=1E3*this.graph.elapsed_time,f=0;f<this._pending.length;++f){var h=this._pending[f];h[0]-=d;0<h[0]||(this._pending.splice(f,1),--f,this.trigger(null,h[1]))}};n.prototype.onGetInputs=function(){return[["event",d.ACTION]]};d.registerNodeType("events/delay",n)})(this);
+(function(t){function h(){this.addOutput("clicked",m.EVENT);this.addProperty("text","");this.addProperty("font_size",40);this.addProperty("message","");this.size=[64,84]}function f(){this.addInput("","boolean");this.addInput("e",m.ACTION);this.addOutput("v","boolean");this.addOutput("e",m.EVENT);this.properties={font:"",value:!1};this.size=[124,64]}function n(){this.addOutput("","number");this.size=[74,54];this.properties={min:-1E3,max:1E3,value:1,step:1};this.old_y=-1;this._precision=this._remainder=
+0;this.mouse_captured=!1}function d(){this.addOutput("","number");this.size=[64,84];this.properties={min:0,max:1,value:0.5,wcolor:"#7AF",size:50}}function r(){this.addOutput("","number");this.properties={value:0.5,min:0,max:1,text:"V"};var c=this;this.size=[80,60];this.slider=this.addWidget("slider","V",this.properties.value,function(a){c.properties.value=a},this.properties)}function p(){this.size=[160,26];this.addOutput("","number");this.properties={wcolor:"#7AF",min:0,max:1,value:0.5}}function s(){this.size=
+[160,26];this.addInput("","number");this.properties={min:0,max:1,value:0,wcolor:"#AAF"}}function u(){this.addInputs("",0);this.properties={value:"...",font:"Arial",fontsize:18,color:"#AAA",align:"left",glowSize:0,decimals:1}}function l(){this.size=[200,100];this.properties={borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2,borderRadius:3}}var m=t.LiteGraph;h.title="Button";h.desc="Triggers an event";h.font="Arial";h.prototype.onDrawForeground=function(c){if(!this.flags.collapsed&&
+(c.fillStyle="black",c.fillRect(1,1,this.size[0]-3,this.size[1]-3),c.fillStyle="#AAF",c.fillRect(0,0,this.size[0]-3,this.size[1]-3),c.fillStyle=this.clicked?"white":this.mouseOver?"#668":"#334",c.fillRect(1,1,this.size[0]-4,this.size[1]-4),this.properties.text||0===this.properties.text)){var a=this.properties.font_size||30;c.textAlign="center";c.fillStyle=this.clicked?"black":"white";c.font=a+"px "+h.font;c.fillText(this.properties.text,0.5*this.size[0],0.5*this.size[1]+0.3*a);c.textAlign="left"}};
+h.prototype.onMouseDown=function(c,a){if(1<a[0]&&1<a[1]&&a[0]<this.size[0]-2&&a[1]<this.size[1]-2)return this.clicked=!0,this.trigger("clicked",this.properties.message),!0};h.prototype.onMouseUp=function(c){this.clicked=!1};m.registerNodeType("widget/button",h);f.title="Toggle";f.desc="Toggles between true or false";f.prototype.onDrawForeground=function(c){if(!this.flags.collapsed){var a=0.5*this.size[1],b=0.8*this.size[1];c.fillStyle="#AAA";c.fillRect(10,b-a,a,a);c.fillStyle=this.properties.value?
+"#AEF":"#000";c.fillRect(10+0.25*a,b-a+0.25*a,0.5*a,0.5*a);c.textAlign="left";c.font=this.properties.font||(0.8*a).toFixed(0)+"px Arial";c.fillStyle="#AAA";c.fillText(this.title,a+20,0.85*b);c.textAlign="left"}};f.prototype.onAction=function(c){this.properties.value=!this.properties.value;this.trigger("e",this.properties.value)};f.prototype.onExecute=function(){var c=this.getInputData(0);null!=c&&(this.properties.value=c);this.setOutputData(0,this.properties.value)};f.prototype.onMouseDown=function(c,
+a){if(1<a[0]&&1<a[1]&&a[0]<this.size[0]-2&&a[1]<this.size[1]-2)return this.properties.value=!this.properties.value,this.graph._version++,this.trigger("e",this.properties.value),!0};m.registerNodeType("widget/toggle",f);n.title="Number";n.desc="Widget to select number value";n.pixels_threshold=10;n.markers_color="#666";n.prototype.onDrawForeground=function(c){var a=0.5*this.size[0],b=this.size[1];30<b?(c.fillStyle=n.markers_color,c.beginPath(),c.moveTo(a,0.1*b),c.lineTo(a+0.1*b,0.2*b),c.lineTo(a+-0.1*
+b,0.2*b),c.fill(),c.beginPath(),c.moveTo(a,0.9*b),c.lineTo(a+0.1*b,0.8*b),c.lineTo(a+-0.1*b,0.8*b),c.fill(),c.font=(0.7*b).toFixed(1)+"px Arial"):c.font=(0.8*b).toFixed(1)+"px Arial";c.textAlign="center";c.font=(0.7*b).toFixed(1)+"px Arial";c.fillStyle="#EEE";c.fillText(this.properties.value.toFixed(this._precision),a,0.75*b)};n.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};n.prototype.onPropertyChanged=function(c,a){var b=(this.properties.step+"").split(".");this._precision=
+1<b.length?b[1].length:0};n.prototype.onMouseDown=function(c,a){if(!(0>a[1]))return this.old_y=c.canvasY,this.captureInput(!0),this.mouse_captured=!0};n.prototype.onMouseMove=function(c){if(this.mouse_captured){var a=this.old_y-c.canvasY;c.shiftKey&&(a*=10);if(c.metaKey||c.altKey)a*=0.1;this.old_y=c.canvasY;c=this._remainder+a/n.pixels_threshold;this._remainder=c%1;c=Math.clamp(this.properties.value+(c|0)*this.properties.step,this.properties.min,this.properties.max);this.properties.value=c;this.graph._version++;
+this.setDirtyCanvas(!0)}};n.prototype.onMouseUp=function(c,a){200>c.click_time&&(this.properties.value=Math.clamp(this.properties.value+(a[1]>0.5*this.size[1]?-1:1)*this.properties.step,this.properties.min,this.properties.max),this.graph._version++,this.setDirtyCanvas(!0));this.mouse_captured&&(this.mouse_captured=!1,this.captureInput(!1))};m.registerNodeType("widget/number",n);d.title="Knob";d.desc="Circular controller";d.widgets=[{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",
+type:"minibutton"}];d.prototype.onAdded=function(){this.value=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min);this.imgbg=this.loadImage("imgs/knob_bg.png");this.imgfg=this.loadImage("imgs/knob_fg.png")};d.prototype.onDrawImageKnob=function(c){if(this.imgfg&&this.imgfg.width){var a=0.5*this.imgbg.width,b=this.size[0]/this.imgfg.width;c.save();c.translate(0,20);c.scale(b,b);c.drawImage(this.imgbg,0,0);c.translate(a,a);c.rotate(2*this.value*Math.PI*6/8+10*Math.PI/
+8);c.translate(-a,-a);c.drawImage(this.imgfg,0,0);c.restore();this.title&&(c.font="bold 16px Criticized,Tahoma",c.fillStyle="rgba(100,100,100,0.8)",c.textAlign="center",c.fillText(this.title.toUpperCase(),0.5*this.size[0],18),c.textAlign="left")}};d.prototype.onDrawVectorKnob=function(c){if(this.imgfg&&this.imgfg.width){c.lineWidth=1;c.strokeStyle=this.mouseOver?"#FFF":"#AAA";c.fillStyle="#000";c.beginPath();c.arc(0.5*this.size[0],0.5*this.size[1]+10,0.5*this.properties.size,0,2*Math.PI,!0);c.stroke();
+0<this.value&&(c.strokeStyle=this.properties.wcolor,c.lineWidth=0.2*this.properties.size,c.beginPath(),c.arc(0.5*this.size[0],0.5*this.size[1]+10,0.35*this.properties.size,-0.5*Math.PI+2*Math.PI*this.value,-0.5*Math.PI,!0),c.stroke(),c.lineWidth=1);c.font=0.2*this.properties.size+"px Arial";c.fillStyle="#AAA";c.textAlign="center";var a=this.properties.value;"number"==typeof a&&(a=a.toFixed(2));c.fillText(a,0.5*this.size[0],0.65*this.size[1]);c.textAlign="left"}};d.prototype.onDrawForeground=function(c){this.onDrawImageKnob(c)};
+d.prototype.onExecute=function(){this.setOutputData(0,this.properties.value);this.boxcolor=m.colorToString([this.value,this.value,this.value])};d.prototype.onMouseDown=function(c){if(this.imgfg&&this.imgfg.width){this.center=[0.5*this.size[0],0.5*this.size[1]+20];this.radius=0.5*this.size[0];if(20>c.canvasY-this.pos[1]||m.distance([c.canvasX,c.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];this.captureInput(!0);
+return!0}};d.prototype.onMouseMove=function(c){if(this.oldmouse){c=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];var a=this.value,a=a-0.01*(c[1]-this.oldmouse[1]);1<a?a=1:0>a&&(a=0);this.value=a;this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.oldmouse=c;this.setDirtyCanvas(!0)}};d.prototype.onMouseUp=function(c){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};d.prototype.onMouseLeave=function(c){};d.prototype.onWidget=function(c,a){if("increase"==
+a.name)this.onPropertyChanged("size",this.properties.size+10);else if("decrease"==a.name)this.onPropertyChanged("size",this.properties.size-10)};d.prototype.onPropertyChanged=function(c,a){if("wcolor"==c)this.properties[c]=a;else if("size"==c)a=parseInt(a),this.properties[c]=a,this.size=[a+4,a+24],this.setDirtyCanvas(!0,!0);else if("min"==c||"max"==c||"value"==c)this.properties[c]=parseFloat(a);else return!1;return!0};m.registerNodeType("widget/knob",d);r.title="Internal Slider";r.prototype.onPropertyChanged=
+function(c,a){"value"==c&&(this.slider.value=a)};r.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};m.registerNodeType("widget/internal_slider",r);p.title="H.Slider";p.desc="Linear slider controller";p.prototype.onAdded=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};p.prototype.onDrawVectorial=function(c){this.imgfg&&this.imgfg.width&&(c.lineWidth=1,c.strokeStyle=this.mouseOver?"#FFF":"#AAA",c.fillStyle="#000",c.beginPath(),c.rect(2,0,this.size[0]-
+4,20),c.stroke(),c.fillStyle=this.properties.wcolor,c.beginPath(),c.rect(2+(this.size[0]-4-20)*this.value,0,20,20),c.fill())};p.prototype.onDrawImage=function(c){this.imgfg&&this.imgfg.width&&(c.lineWidth=1,c.fillStyle="#000",c.fillRect(2,9,this.size[0]-4,2),c.strokeStyle="#333",c.beginPath(),c.moveTo(2,9),c.lineTo(this.size[0]-4,9),c.stroke(),c.strokeStyle="#AAA",c.beginPath(),c.moveTo(2,11),c.lineTo(this.size[0]-4,11),c.stroke(),c.drawImage(this.imgfg,2+(this.size[0]-4)*this.value-0.5*this.imgfg.width,
+0.5*-this.imgfg.height+10))};p.prototype.onDrawForeground=function(c){this.onDrawImage(c)};p.prototype.onExecute=function(){this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.setOutputData(0,this.properties.value);this.boxcolor=m.colorToString([this.value,this.value,this.value])};p.prototype.onMouseDown=function(c){if(0>c.canvasY-this.pos[1])return!1;this.oldmouse=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];this.captureInput(!0);return!0};p.prototype.onMouseMove=
+function(c){if(this.oldmouse){c=[c.canvasX-this.pos[0],c.canvasY-this.pos[1]];var a=this.value,a=a+(c[0]-this.oldmouse[0])/this.size[0];1<a?a=1:0>a&&(a=0);this.value=a;this.oldmouse=c;this.setDirtyCanvas(!0)}};p.prototype.onMouseUp=function(c){this.oldmouse=null;this.captureInput(!1)};p.prototype.onMouseLeave=function(c){};p.prototype.onPropertyChanged=function(c,a){if("wcolor"==c)this.properties[c]=a;else return!1;return!0};m.registerNodeType("widget/hslider",p);s.title="Progress";s.desc="Shows data in linear progress";
+s.prototype.onExecute=function(){var c=this.getInputData(0);void 0!=c&&(this.properties.value=c)};s.prototype.onDrawForeground=function(c){c.lineWidth=1;c.fillStyle=this.properties.wcolor;var a=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),a=Math.min(1,a),a=Math.max(0,a);c.fillRect(2,2,(this.size[0]-4)*a,this.size[1]-4)};m.registerNodeType("widget/progress",s);u.title="Text";u.desc="Shows the input value";u.widgets=[{name:"resize",text:"Resize box",type:"button"},
+{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];u.prototype.onDrawForeground=function(c){c.fillStyle=this.properties.color;var a=this.properties.value;this.properties.glowSize?(c.shadowColor=this.properties.color,c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=this.properties.glowSize):c.shadowColor="transparent";var b=this.properties.fontsize;c.textAlign=this.properties.align;c.font=b.toString()+"px "+this.properties.font;this.str="number"==typeof a?
+a.toFixed(this.properties.decimals):a;if("string"==typeof this.str){var a=this.str.split("\\n"),d;for(d in a)c.fillText(a[d],"left"==this.properties.align?15:this.size[0]-15,-0.15*b+b*(parseInt(d)+1))}c.shadowColor="transparent";this.last_ctx=c;c.textAlign="left"};u.prototype.onExecute=function(){var c=this.getInputData(0);null!=c&&(this.properties.value=c)};u.prototype.resize=function(){if(this.last_ctx){var c=this.str.split("\\n");this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font;
+var a=0,b;for(b in c){var d=this.last_ctx.measureText(c[b]).width;a<d&&(a=d)}this.size[0]=a+20;this.size[1]=4+c.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};u.prototype.onWidget=function(c,a){"resize"==a.name?this.resize():"led_text"==a.name?(this.properties.font="Digital",this.properties.glowSize=4,this.setDirtyCanvas(!0)):"normal_text"==a.name&&(this.properties.font="Arial",this.setDirtyCanvas(!0))};u.prototype.onPropertyChanged=function(c,a){this.properties[c]=a;this.str="number"==
+typeof a?a.toFixed(3):a;return!0};m.registerNodeType("widget/text",u);l.title="Panel";l.desc="Non interactive panel";l.widgets=[{name:"update",text:"Update",type:"button"}];l.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))};l.prototype.onDrawForeground=
+function(c){null==this.lineargradient&&this.createGradient(c);this.lineargradient&&(c.lineWidth=1,c.strokeStyle=this.properties.borderColor,c.fillStyle=this.lineargradient,this.properties.shadowSize?(c.shadowColor="#000",c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=this.properties.shadowSize):c.shadowColor="transparent",c.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties.shadowSize),c.fill(),c.shadowColor="transparent",c.stroke())};l.prototype.onWidget=function(c,a){"update"==a.name&&
+(this.lineargradient=null,this.setDirtyCanvas(!0))};m.registerNodeType("widget/panel",l)})(this);
+(function(t){function h(){this.addOutput("left_x_axis","number");this.addOutput("left_y_axis","number");this.addOutput("button_pressed",f.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 f=t.LiteGraph;h.title="Gamepad";h.desc="gets the input of the gamepad";h.zero=new Float32Array(2);h.buttons="a b x y lb rb lt rt back start ls rs home".split(" ");
+h.prototype.onExecute=function(){var f=this.getGamepad(),d=this.properties.threshold||0;f&&(this._left_axis[0]=Math.abs(f.xbox.axes.lx)>d?f.xbox.axes.lx:0,this._left_axis[1]=Math.abs(f.xbox.axes.ly)>d?f.xbox.axes.ly:0,this._right_axis[0]=Math.abs(f.xbox.axes.rx)>d?f.xbox.axes.rx:0,this._right_axis[1]=Math.abs(f.xbox.axes.ry)>d?f.xbox.axes.ry:0,this._triggers[0]=Math.abs(f.xbox.axes.ltrigger)>d?f.xbox.axes.ltrigger:0,this._triggers[1]=Math.abs(f.xbox.axes.rtrigger)>d?f.xbox.axes.rtrigger:0);if(this.outputs)for(d=
+0;d<this.outputs.length;d++){var r=this.outputs[d];if(r.links&&r.links.length){var p=null;if(f)switch(r.name){case "left_axis":p=this._left_axis;break;case "right_axis":p=this._right_axis;break;case "left_x_axis":p=this._left_axis[0];break;case "left_y_axis":p=this._left_axis[1];break;case "right_x_axis":p=this._right_axis[0];break;case "right_y_axis":p=this._right_axis[1];break;case "trigger_left":p=this._triggers[0];break;case "trigger_right":p=this._triggers[1];break;case "a_button":p=f.xbox.buttons.a?
+1:0;break;case "b_button":p=f.xbox.buttons.b?1:0;break;case "x_button":p=f.xbox.buttons.x?1:0;break;case "y_button":p=f.xbox.buttons.y?1:0;break;case "lb_button":p=f.xbox.buttons.lb?1:0;break;case "rb_button":p=f.xbox.buttons.rb?1:0;break;case "ls_button":p=f.xbox.buttons.ls?1:0;break;case "rs_button":p=f.xbox.buttons.rs?1:0;break;case "start_button":p=f.xbox.buttons.start?1:0;break;case "back_button":p=f.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(d,h.buttons[r])}else switch(r.name){case "button_pressed":break;case "left_axis":case "right_axis":p=h.zero;break;default:p=0}this.setOutputData(d,p)}}};h.prototype.getGamepad=function(){var f=navigator.getGamepads||navigator.webkitGetGamepads||navigator.mozGetGamepads;if(!f)return null;var d=f.call(navigator),f=null;this._previous_buttons.set(this._current_buttons);for(f=this.properties.gamepad_index;4>f;f++)if(d[f]){f=d[f];d=this.xbox_mapping;d||(d=this.xbox_mapping=
+{axes:[],buttons:{},hat:""});d.axes.lx=f.axes[0];d.axes.ly=f.axes[1];d.axes.rx=f.axes[2];d.axes.ry=f.axes[3];d.axes.ltrigger=f.buttons[6].value;d.axes.rtrigger=f.buttons[7].value;for(var h=0;h<f.buttons.length;h++)switch(this._current_buttons[h]=f.buttons[h].pressed,h){case 0:d.buttons.a=f.buttons[h].pressed;break;case 1:d.buttons.b=f.buttons[h].pressed;break;case 2:d.buttons.x=f.buttons[h].pressed;break;case 3:d.buttons.y=f.buttons[h].pressed;break;case 4:d.buttons.lb=f.buttons[h].pressed;break;
+case 5:d.buttons.rb=f.buttons[h].pressed;break;case 6:d.buttons.lt=f.buttons[h].pressed;break;case 7:d.buttons.rt=f.buttons[h].pressed;break;case 8:d.buttons.back=f.buttons[h].pressed;break;case 9:d.buttons.start=f.buttons[h].pressed;break;case 10:d.buttons.ls=f.buttons[h].pressed;break;case 11:d.buttons.rs=f.buttons[h].pressed;break;case 12:f.buttons[h].pressed&&(d.hat+="up");break;case 13:f.buttons[h].pressed&&(d.hat+="down");break;case 14:f.buttons[h].pressed&&(d.hat+="left");break;case 15:f.buttons[h].pressed&&
+(d.hat+="right");break;case 16:d.buttons.home=f.buttons[h].pressed}f.xbox=d;return f}};h.prototype.onDrawBackground=function(f){var d=this._left_axis,h=this._right_axis;f.strokeStyle="#88A";f.strokeRect(0.5*(d[0]+1)*this.size[0]-4,0.5*(d[1]+1)*this.size[1]-4,8,8);f.strokeStyle="#8A8";f.strokeRect(0.5*(h[0]+1)*this.size[0]-4,0.5*(h[1]+1)*this.size[1]-4,8,8);d=this.size[1]/this._current_buttons.length;f.fillStyle="#AEB";for(h=0;h<this._current_buttons.length;++h)this._current_buttons[h]&&f.fillRect(0,
+d*h,6,d)};h.prototype.onGetOutputs=function(){return[["left_axis","vec2"],["right_axis","vec2"],["left_x_axis","number"],["left_y_axis","number"],["right_x_axis","number"],["right_y_axis","number"],["trigger_left","number"],["trigger_right","number"],["a_button","number"],["b_button","number"],["x_button","number"],["y_button","number"],["lb_button","number"],["rb_button","number"],["ls_button","number"],["rs_button","number"],["start","number"],["back","number"],["button_pressed",f.EVENT]]};f.registerNodeType("input/gamepad",
+h)})(this);
+(function(t){function h(){this.addInput("in","*");this.size=[60,20]}function f(){this.addInput("in");this.addOutput("out");this.size=[60,20]}function n(){this.addInput("in","number",{locked:!0});this.addOutput("out","number",{locked:!0});this.addProperty("in",0);this.addProperty("in_min",0);this.addProperty("in_max",1);this.addProperty("out_min",0);this.addProperty("out_max",1)}function d(){this.addOutput("value","number");this.addProperty("min",0);this.addProperty("max",1);this.size=[60,20]}function r(){this.addInput("in",
+"number");this.addOutput("out","number");this.size=[60,20];this.addProperty("min",0);this.addProperty("max",1)}function p(){this.properties={f:0.5};this.addInput("A","number");this.addInput("B","number");this.addOutput("out","number")}function s(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function u(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function l(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,
+20]}function m(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.properties={A:0,B:1}}function c(){this.addInput("in","number",{label:""});this.addOutput("out","number",{label:""});this.size=[60,20];this.addProperty("factor",1)}function a(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.addProperty("samples",10);this._values=new Float32Array(10);this._current=0}function b(){this.addInput("in","number");this.addOutput("out","number");
+this.addProperty("factor",0.1);this.size=[60,20];this._value=null}function g(){this.addInput("A","number");this.addInput("B","number");this.addOutput("=","number");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP","+","string",{values:g.values})}function w(){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 e(){this.addInput("A","number");this.addInput("B",
+"number");this.addOutput("out","boolean");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP",">","string",{values:e.values});this.size=[60,40]}function k(){this.addInput("inc","number");this.addOutput("total","number");this.addProperty("increment",1);this.addProperty("value",0)}function q(){this.addInput("v","number");this.addOutput("sin","number");this.addProperty("amplitude",1);this.addProperty("offset",0);this.bgImageUrl="nodes/imgs/icon-sin.png"}function C(){this.addInput("vec2",
+"vec2");this.addOutput("x","number");this.addOutput("y","number")}function x(){this.addInputs([["x","number"],["y","number"]]);this.addOutput("vec2","vec2");this.properties={x:0,y:0};this._data=new Float32Array(2)}function y(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")}function A(){this.addInputs([["x","number"],["y","number"],["z","number"]]);this.addOutput("vec3","vec3");this.properties={x:0,y:0,z:0};this._data=new Float32Array(3)}
+function D(){this.addInput("vec4","vec4");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number");this.addOutput("w","number")}function B(){this.addInputs([["x","number"],["y","number"],["z","number"],["w","number"]]);this.addOutput("vec4","vec4");this.properties={x:0,y:0,z:0,w:0};this._data=new Float32Array(4)}var v=t.LiteGraph;h.title="Converter";h.desc="type A to type B";h.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a&&this.outputs)for(var c=
+0;c<this.outputs.length;c++){var b=this.outputs[c];if(b.links&&b.links.length){var d=null;switch(b.name){case "number":d=a.length?a[0]:parseFloat(a);break;case "vec2":case "vec3":case "vec4":d=1;switch(b.name){case "vec2":d=2;break;case "vec3":d=3;break;case "vec4":d=4}d=new Float32Array(d);if(a.length)for(b=0;b<a.length&&b<d.length;b++)d[b]=a[b];else d[0]=parseFloat(a)}this.setOutputData(c,d)}}};h.prototype.onGetOutputs=function(){return[["number","number"],["vec2","vec2"],["vec3","vec3"],["vec4",
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+Number)b=0;a=this.properties.in_min;c=this.properties.out_min;this._last_v=(b-a)/(this.properties.in_max-a)*(this.properties.out_max-c)+c;this.setOutputData(0,this._last_v)};n.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};n.prototype.onGetInputs=function(){return[["in_min","number"],["in_max","number"],["out_min","number"],["out_max","number"]]};v.registerNodeType("math/range",n);d.title="Rand";d.desc="Random number";d.prototype.onExecute=function(){if(this.inputs)for(var a=
+0;a<this.inputs.length;a++){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.properties[b.name]=c)}a=this.properties.min;b=this.properties.max;this._last_v=Math.random()*(b-a)+a;this.setOutputData(0,this._last_v)};d.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};d.prototype.onGetInputs=function(){return[["min","number"],["max","number"]]};v.registerNodeType("math/rand",d);r.title="Clamp";r.desc="Clamp number between min and max";
+r.filter="shader";r.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))};r.prototype.getCode=function(a){a="";this.isInputConnected(0)&&(a+="clamp({{0}},"+this.properties.min+","+this.properties.max+")");return a};v.registerNodeType("math/clamp",r);p.title="Lerp";p.desc="Linear Interpolation";p.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.getInputData(1);
+null==b&&(b=0);var c=this.properties.f,d=this.getInputData(2);void 0!==d&&(c=d);this.setOutputData(0,a*(1-c)+b*c)};p.prototype.onGetInputs=function(){return[["f","number"]]};v.registerNodeType("math/lerp",p);s.title="Abs";s.desc="Absolute";s.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.abs(a))};v.registerNodeType("math/abs",s);u.title="Floor";u.desc="Floor number to remove fractional part";u.prototype.onExecute=function(){var a=this.getInputData(0);
+null!=a&&this.setOutputData(0,Math.floor(a))};v.registerNodeType("math/floor",u);l.title="Frac";l.desc="Returns fractional part";l.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a%1)};v.registerNodeType("math/frac",l);m.title="Smoothstep";m.desc="Smoothstep";m.prototype.onExecute=function(){var a=this.getInputData(0);if(void 0!==a){var b=this.properties.A,a=Math.clamp((a-b)/(this.properties.B-b),0,1);this.setOutputData(0,a*a*(3-2*a))}};v.registerNodeType("math/smoothstep",
+m);c.title="Scale";c.desc="v * factor";c.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a*this.properties.factor)};v.registerNodeType("math/scale",c);a.title="Average";a.desc="Average Filter";a.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this._values.length;this._values[this._current%b]=a;this._current+=1;this._current>b&&(this._current=0);for(var c=a=0;c<b;++c)a+=this._values[c];this.setOutputData(0,a/b)};a.prototype.onPropertyChanged=
+function(a,b){1>b&&(b=1);this.properties.samples=Math.round(b);var c=this._values;this._values=new Float32Array(this.properties.samples);c.length<=this._values.length?this._values.set(c):this._values.set(c.subarray(0,this._values.length))};v.registerNodeType("math/average",a);b.title="TendTo";b.desc="moves the output value always closer to the input";b.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.properties.factor;this._value=null==this._value?a:this._value*
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+w.title="Compare";w.desc="compares between two values";w.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);void 0!==a?this.properties.A=a:a=this.properties.A;void 0!==b?this.properties.B=b:b=this.properties.B;for(var c=0,d=this.outputs.length;c<d;++c){var e=this.outputs[c];if(e.links&&e.links.length){switch(e.name){case "A==B":value=a==b;break;case "A!=B":value=a!=b;break;case "A>B":value=a>b;break;case "A<B":value=a<b;break;case "A<=B":value=a<=b;break;case "A>=B":value=
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+var b=this.getInputData(1);void 0===b?b=this.properties.B:this.properties.B=b;var c=!0;switch(this.properties.OP){case ">":c=a>b;break;case "<":c=a<b;break;case "==":c=a==b;break;case "!=":c=a!=b;break;case "<=":c=a<=b;break;case ">=":c=a>=b}this.setOutputData(0,c)};v.registerNodeType("math/condition",e);k.title="Accumulate";k.desc="Increments a value every time";k.prototype.onExecute=function(){null===this.properties.value&&(this.properties.value=0);var a=this.getInputData(0);this.properties.value=
+null!==a?this.properties.value+a:this.properties.value+this.properties.increment;this.setOutputData(0,this.properties.value)};v.registerNodeType("math/accumulate",k);q.title="Trigonometry";q.desc="Sin Cos Tan";q.filter="shader";q.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.properties.amplitude,c=this.findInputSlot("amplitude");-1!=c&&(b=this.getInputData(c));var d=this.properties.offset,c=this.findInputSlot("offset");-1!=c&&(d=this.getInputData(c));for(var c=
+0,e=this.outputs.length;c<e;++c){switch(this.outputs[c].name){case "sin":value=Math.sin(a);break;case "cos":value=Math.cos(a);break;case "tan":value=Math.tan(a);break;case "asin":value=Math.asin(a);break;case "acos":value=Math.acos(a);break;case "atan":value=Math.atan(a)}this.setOutputData(c,b*value+d)}};q.prototype.onGetInputs=function(){return[["v","number"],["amplitude","number"],["offset","number"]]};q.prototype.onGetOutputs=function(){return[["sin","number"],["cos","number"],["tan","number"],
+["asin","number"],["acos","number"],["atan","number"]]};v.registerNodeType("math/trigonometry",q);if(void 0!=typeof math){var z=function(){this.addInputs("x","number");this.addInputs("y","number");this.addOutputs("","number");this.properties={x:1,y:1,formula:"x+y"}};z.title="Formula";z.desc="Compute safe formula";z.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,
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+e)};v.registerNodeType("math3d/xyzw-to-vec4",B);t.glMatrix&&(t=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1};this._value=quat.create()},t.title="Quaternion",t.desc="quaternion",t.prototype.onExecute=function(){this._value[0]=this.properties.x;this._value[1]=this.properties.y;this._value[2]=this.properties.z;this._value[3]=this.properties.w;this.setOutputData(0,this._value)},v.registerNodeType("math3d/quaternion",t),t=function(){this.addInputs([["degrees","number"],["axis",
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+this.addOutput("result","vec3");this.properties={vec:[0,0,1]}},t.title="Rot. Vec3",t.desc="rotate a point",t.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.vec);var b=this.getInputData(1);null==b?this.setOutputData(a):this.setOutputData(0,vec3.transformQuat(vec3.create(),a,b))},v.registerNodeType("math3d/rotate_vec3",t),t=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},t.title="Mult. Quat",t.desc=
+"rotate quaternion",t.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);null!=b&&(a=quat.multiply(this._value,a,b),this.setOutputData(0,a))}},v.registerNodeType("math3d/mult-quat",t),t=function(){this.addInputs([["A","quat"],["B","quat"],["factor","number"]]);this.addOutput("slerp","quat");this.addProperty("factor",0.5);this._value=quat.create()},t.title="Quat Slerp",t.desc="quaternion spherical interpolation",t.prototype.onExecute=function(){var a=this.getInputData(0);
+if(null!=a){var b=this.getInputData(1);if(null!=b){var c=this.properties.factor;null!=this.getInputData(2)&&(c=this.getInputData(2));a=quat.slerp(this._value,a,b,c);this.setOutputData(0,a)}}},v.registerNodeType("math3d/quat-slerp",t))})(this);
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+function(){return[["A",0],["B",0]]};t.registerNodeType("logic/selector",h)})(this);
+(function(t){function h(){this.addInput("A","Number");this.addInput("B","Number");this.addInput("C","Number");this.addInput("D","Number");this.values=[[],[],[],[]];this.properties={scale:2}}function f(){this.addOutput("frame","image");this.properties={url:""}}function n(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function d(){this.addInput("","image");this.size=[200,200]}function r(){this.addInputs([["img1",
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+h.desc="Plots data over time";h.colors=["#FFF","#F99","#9F9","#99F"];h.prototype.onExecute=function(d){if(!this.flags.collapsed){d=this.size;for(var c=0;4>c;++c){var a=this.getInputData(c);if(null!=a){var b=this.values[c];b.push(a);b.length>d[0]&&b.shift()}}}};h.prototype.onDrawBackground=function(d){if(!this.flags.collapsed){var c=this.size,a=0.5*c[1]/this.properties.scale,b=h.colors,f=0.5*c[1];d.fillStyle="#000";d.fillRect(0,0,c[0],c[1]);d.strokeStyle="#555";d.beginPath();d.moveTo(0,f);d.lineTo(c[0],
+f);d.stroke();for(var l=0;4>l;++l){var e=this.values[l];d.strokeStyle=b[l];d.beginPath();var k=e[0]*a*-1+f;d.moveTo(0,Math.clamp(k,0,c[1]));for(var n=1;n<e.length&&n<c[0];++n)k=e[n]*a*-1+f,d.lineTo(n,Math.clamp(k,0,c[1]));d.stroke()}}};l.registerNodeType("graphics/plot",h);f.title="Image";f.desc="Image loader";f.widgets=[{name:"load",text:"Load",type:"button"}];f.supported_extensions=["jpg","jpeg","png","gif"];f.prototype.onAdded=function(){""!=this.properties.url&&null==this.img&&this.loadImage(this.properties.url)};
+f.prototype.onDrawBackground=function(d){this.img&&5<this.size[0]&&5<this.size[1]&&d.drawImage(this.img,0,0,this.size[0],this.size[1])};f.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)};f.prototype.onPropertyChanged=function(d,c){this.properties[d]=c;"url"==d&&""!=c&&this.loadImage(c);return!0};f.prototype.loadImage=function(d,c){if(""==d)this.img=null;
+else{this.img=document.createElement("img");"http"==d.substr(0,4)&&l.proxy&&(d=l.proxy+d.substr(d.indexOf(":")+3));this.img.src=d;this.boxcolor="#F95";var a=this;this.img.onload=function(){c&&c(this);a.trace("Image loaded, size: "+a.img.width+"x"+a.img.height);this.dirty=!0;a.boxcolor="#9F9";a.setDirtyCanvas(!0)}}};f.prototype.onWidget=function(d,c){"load"==c.name&&this.loadImage(this.properties.url)};f.prototype.onDropFile=function(d){var c=this;this._url&&URL.revokeObjectURL(this._url);this._url=
+URL.createObjectURL(d);this.properties.url=this._url;this.loadImage(this._url,function(a){c.size[1]=a.height/a.width*c.size[0]})};l.registerNodeType("graphics/image",f);n.title="Palette";n.desc="Generates a color";n.prototype.onExecute=function(){var d=[];null!=this.properties.colorA&&d.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&d.push(hex2num(this.properties.colorB));null!=this.properties.colorC&&d.push(hex2num(this.properties.colorC));null!=this.properties.colorD&&d.push(hex2num(this.properties.colorD));
+var c=this.getInputData(0);null==c&&(c=0.5);1<c?c=1:0>c&&(c=0);if(0!=d.length){var a=[0,0,0];if(0==c)a=d[0];else if(1==c)a=d[d.length-1];else{var b=(d.length-1)*c,c=d[Math.floor(b)],d=d[Math.floor(b)+1],b=b-Math.floor(b);a[0]=c[0]*(1-b)+d[0]*b;a[1]=c[1]*(1-b)+d[1]*b;a[2]=c[2]*(1-b)+d[2]*b}for(var f in a)a[f]/=255;this.boxcolor=colorToString(a);this.setOutputData(0,a)}};l.registerNodeType("color/palette",n);d.title="Frame";d.desc="Frame viewerew";d.widgets=[{name:"resize",text:"Resize box",type:"button"},
+{name:"view",text:"View Image",type:"button"}];d.prototype.onDrawBackground=function(d){this.frame&&d.drawImage(this.frame,0,0,this.size[0],this.size[1])};d.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};d.prototype.onWidget=function(d,c){if("resize"==c.name&&this.frame){var a=this.frame.width,b=this.frame.height;a||null==this.frame.videoWidth||(a=this.frame.videoWidth,b=this.frame.videoHeight);a&&b&&(this.size=[a,b]);this.setDirtyCanvas(!0,!0)}else"view"==
+c.name&&this.show()};d.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};l.registerNodeType("graphics/frame",d);r.title="Image fade";r.desc="Fades between images";r.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];r.prototype.onAdded=function(){this.createCanvas();var d=this.canvas.getContext("2d");d.fillStyle="#000";d.fillRect(0,0,this.properties.width,this.properties.height)};r.prototype.createCanvas=function(){this.canvas=
+document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};r.prototype.onExecute=function(){var d=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var c=this.getInputData(0);null!=c&&d.drawImage(c,0,0,this.canvas.width,this.canvas.height);c=this.getInputData(2);null==c?c=this.properties.fade:this.properties.fade=c;d.globalAlpha=c;c=this.getInputData(1);null!=c&&d.drawImage(c,0,0,this.canvas.width,this.canvas.height);d.globalAlpha=
+1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};l.registerNodeType("graphics/imagefade",r);p.title="Crop";p.desc="Crop Image";p.prototype.onAdded=function(){this.createCanvas()};p.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};p.prototype.onExecute=function(){var d=this.getInputData(0);d&&(d.width?(this.canvas.getContext("2d").drawImage(d,-this.properties.x,-this.properties.y,
+d.width*this.properties.scale,d.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};p.prototype.onDrawBackground=function(d){this.flags.collapsed||this.canvas&&d.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};p.prototype.onPropertyChanged=function(d,c){this.properties[d]=c;"scale"==d?(this.properties[d]=parseFloat(c),0==this.properties[d]&&(this.trace("Error in scale"),this.properties[d]=1)):this.properties[d]=
+parseInt(c);this.createCanvas();return!0};l.registerNodeType("graphics/cropImage",p);s.title="Video";s.desc="Video playback";s.widgets=[{name:"play",text:"PLAY",type:"minibutton"},{name:"stop",text:"STOP",type:"minibutton"},{name:"demo",text:"Demo video",type:"button"},{name:"mute",text:"Mute video",type:"button"}];s.prototype.onExecute=function(){if(this.properties.url&&(this.properties.url!=this._video_url&&this.loadVideo(this.properties.url),this._video&&0!=this._video.width)){var d=this.getInputData(0);
+d&&0<=d&&1>=d&&(this._video.currentTime=d*this._video.duration,this._video.pause());this._video.dirty=!0;this.setOutputData(0,this._video);this.setOutputData(1,this._video.currentTime);this.setOutputData(2,this._video.duration);this.setDirtyCanvas(!0)}};s.prototype.onStart=function(){this.play()};s.prototype.onStop=function(){this.stop()};s.prototype.loadVideo=function(d){this._video_url=d;this.properties.use_proxy&&"http"==d.substr(0,4)&&l.proxy&&(d=l.proxy+d.substr(d.indexOf(":")+3));this._video=
+document.createElement("video");this._video.src=d;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var c=this;this._video.addEventListener("loadedmetadata",function(a){c.trace("Duration: "+this.duration+" seconds");c.trace("Size: "+this.videoWidth+","+this.videoHeight);c.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(a){});this._video.addEventListener("error",function(a){console.log("Error loading video: "+
+this.src);c.trace("Error loading video: "+this.src);if(this.error)switch(this.error.code){case this.error.MEDIA_ERR_ABORTED:c.trace("You stopped the video.");break;case this.error.MEDIA_ERR_NETWORK:c.trace("Network error - please try again later.");break;case this.error.MEDIA_ERR_DECODE:c.trace("Video is broken..");break;case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:c.trace("Sorry, your browser can't play this video.")}});this._video.addEventListener("ended",function(a){c.trace("Ended.");this.play()})};
+s.prototype.onPropertyChanged=function(d,c){this.properties[d]=c;"url"==d&&""!=c&&this.loadVideo(c);return!0};s.prototype.play=function(){this._video&&this._video.play()};s.prototype.playPause=function(){this._video&&(this._video.paused?this.play():this.pause())};s.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};s.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};s.prototype.onWidget=function(d,c){};l.registerNodeType("graphics/video",
+s);u.title="Webcam";u.desc="Webcam image";u.prototype.openStream=function(){function d(a){console.log("Webcam rejected",a);c._webcam_stream=!1;c.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.getUserMedia({video:!0},this.streamReady.bind(this),d);var c=this}};u.prototype.onRemoved=function(){this._webcam_stream&&
+(this._webcam_stream.stop(),this._video=this._webcam_stream=null)};u.prototype.streamReady=function(d){this._webcam_stream=d;var c=this._video;c||(c=document.createElement("video"),c.autoplay=!0,c.src=window.URL.createObjectURL(d),this._video=c,c.onloadedmetadata=function(a){console.log(a)})};u.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();this._video&&this._video.videoWidth&&(this._video.width=this._video.videoWidth,this._video.height=this._video.videoHeight,
+this.setOutputData(0,this._video))};u.prototype.getExtraMenuOptions=function(d){var c=this;return[{content:c.properties.show?"Hide Frame":"Show Frame",callback:function(){c.properties.show=!c.properties.show}}]};u.prototype.onDrawBackground=function(d){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._video||(d.save(),d.drawImage(this._video,0,0,this.size[0],this.size[1]),d.restore())};l.registerNodeType("graphics/webcam",u)})(this);
+(function(t){var h=t.LiteGraph;t.LGraphTexture=null;if("undefined"!=typeof GL){var f=function(){this.addOutput("Texture","Texture");this.properties={name:"",filter:!0};this.size=[f.image_preview_size,f.image_preview_size]};t.LGraphTexture=f;f.title="Texture";f.desc="Texture";f.widgets_info={name:{widget:"texture"},filter:{widget:"checkbox"}};f.loadTextureCallback=null;f.image_preview_size=256;f.PASS_THROUGH=1;f.COPY=2;f.LOW=3;f.HIGH=4;f.REUSE=5;f.DEFAULT=2;f.MODE_VALUES={"pass through":f.PASS_THROUGH,
+copy:f.COPY,low:f.LOW,high:f.HIGH,reuse:f.REUSE,"default":f.DEFAULT};f.getTexturesContainer=function(){return gl.textures};f.loadTexture=function(a,b){b=b||{};var c=a;"http://"==c.substr(0,7)&&h.proxy&&(c=h.proxy+c.substr(7));return f.getTexturesContainer()[a]=GL.Texture.fromURL(c,b)};f.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};f.getTargetTexture=function(a,b,c){if(!a)throw"LGraphTexture.getTargetTexture expects a reference texture";
+var d=null;switch(c){case f.LOW:d=gl.UNSIGNED_BYTE;break;case f.HIGH:d=gl.HIGH_PRECISION_FORMAT;break;case f.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};f.getTextureType=function(a,b){var c=b?b.type:gl.UNSIGNED_BYTE;switch(a){case f.HIGH:c=gl.HIGH_PRECISION_FORMAT;break;case f.LOW:c=gl.UNSIGNED_BYTE}return c};f.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})};f.prototype.onDropFile=function(a,b,c){if(a){var d=null;"string"==typeof a?d=GL.Texture.fromURL(a):-1!=b.toLowerCase().indexOf(".dds")?d=GL.Texture.fromDDSInMemory(a):(a=new Blob([c]),a=URL.createObjectURL(a),d=GL.Texture.fromURL(a));this._drop_texture=d;this.properties.name=b}else this._drop_texture=null,this.properties.name=
+""};f.prototype.getExtraMenuOptions=function(a){var b=this;if(this._drop_texture)return[{content:"Clear",callback:function(){b._drop_texture=null;b.properties.name=""}}]};f.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=f.getTexture(this.properties.name));if(a){this._last_tex=a;!1===this.properties.filter?a.setParameter(gl.TEXTURE_MAG_FILTER,gl.NEAREST):a.setParameter(gl.TEXTURE_MAG_FILTER,
+gl.LINEAR);this.setOutputData(0,a);for(var b=1;b<this.outputs.length;b++){var c=this.outputs[b];if(c){var d=null;"width"==c.name?d=a.width:"height"==c.name?d=a.height:"aspect"==c.name&&(d=a.width/a.height);this.setOutputData(b,d)}}}};f.prototype.onResourceRenamed=function(a,b){this.properties.name==a&&(this.properties.name=b)};f.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=f.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())}};f.generateLowResTexturePreview=function(a){if(!a)return null;var b=f.image_preview_size,c=a;if(a.format==gl.DEPTH_COMPONENT)return null;
+if(a.width>b||a.height>b)c=this._preview_temp_tex,this._preview_temp_tex||(this._preview_temp_tex=c=new GL.Texture(b,b,{minFilter:gl.NEAREST})),a.copyTo(c);a=this._preview_canvas;a||(this._preview_canvas=a=createCanvas(b,b));c&&c.toCanvas(a);return a};f.prototype.getResources=function(a){a[this.properties.name]=GL.Texture;return a};f.prototype.onGetInputs=function(){return[["in","Texture"]]};f.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["aspect","number"]]};h.registerNodeType("texture/texture",
+f);var n=function(){this.addInput("Texture","Texture");this.properties={flipY:!1};this.size=[f.image_preview_size,f.image_preview_size]};n.title="Preview";n.desc="Show a texture in the graph canvas";n.allow_preview=!1;n.prototype.onDrawBackground=function(a){if(!this.flags.collapsed&&(a.webgl||n.allow_preview)){var b=this.getInputData(0);if(b){var c=null,c=!b.handle&&a.webgl?b:f.generateLowResTexturePreview(b);a.save();this.properties.flipY&&(a.translate(0,this.size[1]),a.scale(1,-1));a.drawImage(c,
+0,0,this.size[0],this.size[1]);a.restore()}}};h.registerNodeType("texture/preview",n);var d=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={name:""}};d.title="Save";d.desc="Save a texture in the repository";d.prototype.onExecute=function(){var a=this.getInputData(0);a&&(this.properties.name&&(f.storeTexture?f.storeTexture(this.properties.name,a):f.getTexturesContainer()[this.properties.name]=a),this.setOutputData(0,a))};h.registerNodeType("texture/save",
+d);var r=function(){this.addInput("Texture","Texture");this.addInput("TextureB","Texture");this.addInput("value","number");this.addOutput("Texture","Texture");this.help="<p>pixelcode must be vec3</p>\t\t\t<p>uvcode must be vec2, is optional</p>\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";this.properties={value:1,uvcode:"",pixelcode:"color + colorB * value",
+precision:f.DEFAULT}};r.widgets_info={uvcode:{widget:"textarea",height:100},pixelcode:{widget:"textarea",height:100},precision:{widget:"combo",values:f.MODE_VALUES}};r.title="Operation";r.desc="Texture shader operation";r.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:b.properties.show?"Hide Texture":"Show Texture",callback:function(){b.properties.show=!b.properties.show}}]};r.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show||
+!this._tex||this._tex.gl!=a||(a.save(),a.drawImage(this._tex,0,0,this.size[0],this.size[1]),a.restore())};r.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var c=512,d=512;a?(c=a.width,d=a.height):b&&(c=b.width,d=b.height);var e=f.getTextureType(this.properties.precision,a);this._tex=a||this._tex?f.getTargetTexture(a||
+this._tex,this._tex,this.properties.precision):new GL.Texture(c,d,{type:e,format:gl.RGBA,filter:gl.LINEAR});e="";this.properties.uvcode&&(e="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&(e=this.properties.uvcode));var k="";this.properties.pixelcode&&(k="result = "+this.properties.pixelcode,-1!=this.properties.pixelcode.indexOf(";")&&(k=this.properties.pixelcode));var g=this._shader;if(!g||this._shader_code!=e+"|"+k){try{this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,
+r.pixel_shader,{UV_CODE:e,PIXEL_CODE:k}),this.boxcolor="#00FF00"}catch(h){console.log("Error compiling shader: ",h);this.boxcolor="#FF0000";return}this.boxcolor="#FF0000";this._shader_code=e+"|"+k;g=this._shader}if(g){this.boxcolor="green";var m=this.getInputData(2);null!=m?this.properties.value=m:m=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 e=Mesh.getScreenQuad();
+g.uniforms({u_texture:0,u_textureB:1,value:m,texSize:[c,d],time:l}).draw(e)});this.setOutputData(0,this._tex)}else this.boxcolor="red"}}};r.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 texSize;\n\t\t\tuniform float time;\n\t\t\tuniform float value;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tUV_CODE;\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\t\t\t\tvec3 color = color4.rgb;\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\t\t\t\tvec3 colorB = color4B.rgb;\n\t\t\t\tvec3 result = color;\n\t\t\t\tfloat alpha = 1.0;\n\t\t\t\tPIXEL_CODE;\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/operation",r);var p=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:f.DEFAULT};this.properties.code="\nvoid main() {\n  vec2 uv = v_coord;\n  vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n";this._uniforms={in_texture:0,texSize:vec2.create(),time:0}};p.title="Shader";p.desc="Texture shader";p.widgets_info={code:{type:"code"},precision:{widget:"combo",values:f.MODE_VALUES}};p.prototype.onPropertyChanged=
+function(a,b){if("code"==a){var c=this.getShader();if(c){var d=c.uniformInfo;if(this.inputs)for(var e={},f=0;f<this.inputs.length;++f){var k=this.getInputInfo(f);k&&(d[k.name]&&!e[k.name]?e[k.name]=!0:(this.removeInput(f),f--))}for(f in d)if(k=c.uniformInfo[f],null!==k.loc&&"time"!=f){d="number";if(this._shader.samplers[f])d="texture";else switch(k.size){case 1:d="number";break;case 2:d="vec2";break;case 3:d="vec3";break;case 4:d="vec4";break;case 9:d="mat3";break;case 16:d="mat4";break;default:continue}k=
+this.findInputSlot(f);-1==k?this.addInput(f,d):(e=this.getInputInfo(k),e)?e.type!=d&&(this.removeInput(k,d),this.addInput(f,d)):this.addInput(f,d)}}}};p.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,p.pixel_shader+this.properties.code))this.boxcolor="green";else return this.boxcolor="red",null;return this._shader};p.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=
+this.getShader();if(a){for(var b=0,c=null,d=0;d<this.inputs.length;++d){var e=this.getInputInfo(d),k=this.getInputData(d);null!=k&&(k.constructor===GL.Texture&&(k.bind(b),c||(c=k),k=b,b++),a.setUniform(e.name,k))}var g=this._uniforms,b=f.getTextureType(this.properties.precision,c),d=this.properties.width|0,e=this.properties.height|0;0==d&&(d=c?c.width:gl.canvas.width);0==e&&(e=c?c.height:gl.canvas.height);g.texSize[0]=d;g.texSize[1]=e;g.time=this.graph.getTime();this._tex&&this._tex.type==b&&this._tex.width==
+d&&this._tex.height==e||(this._tex=new GL.Texture(d,e,{type:b,format:gl.RGBA,filter:gl.LINEAR}));this._tex.drawTo(function(){a.uniforms(g).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._tex)}}};p.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float time;\n\t";h.registerNodeType("texture/shader",p);var s=function(){this.addInput("in","Texture");this.addInput("scale","vec2");this.addInput("offset","vec2");this.addOutput("out","Texture");this.properties=
+{offset:vec2.fromValues(0,0),scale:vec2.fromValues(1,1),precision:f.DEFAULT}};s.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};s.title="Scale/Offset";s.desc="Applies an scaling and offseting";s.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0)&&a)if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else{var b=a.width,c=a.height,d=this.precision===f.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT;this.precision===f.DEFAULT&&(d=a.type);
+this._tex&&this._tex.width==b&&this._tex.height==c&&this._tex.type==d||(this._tex=new GL.Texture(b,c,{type:d,format:gl.RGBA,filter:gl.LINEAR}));var e=this._shader;e||(e=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,s.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 g=this.getInputData(2);g?(this.properties.offset[0]=g[0],this.properties.offset[1]=g[1]):g=this.properties.offset;this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
+gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a.bind(0);var b=Mesh.getScreenQuad();e.uniforms({u_texture:0,u_scale:k,u_offset:g}).draw(b)});this.setOutputData(0,this._tex)}};s.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_scale;\n\t\t\tuniform vec2 u_offset;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv = uv / u_scale - u_offset;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/scaleOffset",s);var u=function(){this.addInput("in","Texture");this.addInput("warp","Texture");this.addInput("factor","number");this.addOutput("out","Texture");this.properties={factor:0.01,precision:f.DEFAULT}};u.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};u.title="Warp";u.desc="Texture warp operation";u.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,
+a);else{var b=this.getInputData(1),c=512,d=512;a?(c=a.width,d=a.height):b&&(c=b.width,d=b.height);this._tex=a||this._tex?f.getTargetTexture(a||this._tex,this._tex,this.properties.precision):new GL.Texture(c,d,{type:this.precision===f.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT,format:gl.RGBA,filter:gl.LINEAR});var e=this._shader;e||(e=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,u.pixel_shader));var k=this.getInputData(2);null!=k?this.properties.factor=k:k=parseFloat(this.properties.factor);this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
+gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var c=Mesh.getScreenQuad();e.uniforms({u_texture:0,u_textureB:1,u_factor:k}).draw(c)});this.setOutputData(0,this._tex)}};u.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_factor;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/warp",u);var l=function(){this.addInput("Texture","Texture");this.properties={additive:!1,antialiasing:!1,filter:!0,disable_alpha:!1,gamma:1};this.size[0]=130};l.title="to Viewport";l.desc="Texture to viewport";l.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);if(this.properties.antialiasing){l._shader||(l._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,l.aa_pixel_shader));gl.getViewport();var c=Mesh.getScreenQuad();a.bind(0);l._shader.uniforms({u_texture:0,uViewportSize:[a.width,a.height],u_igamma:1/b,inverseVP:[1/a.width,1/a.height]}).draw(c)}else 1!=b?(l._gamma_shader||(l._gamma_shader=
+new GL.Shader(Shader.SCREEN_VERTEX_SHADER,l.gamma_pixel_shader)),a.toViewport(l._gamma_shader,{u_texture:0,u_igamma:1/b})):a.toViewport()}};l.prototype.onGetInputs=function(){return[["gamma","number"]]};l.aa_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 uViewportSize;\n\t\t\tuniform vec2 inverseVP;\n\t\t\tuniform float u_igamma;\n\t\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\t\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\t\t\t#define FXAA_SPAN_MAX     8.0\n\t\t\t\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\t\t\t{\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\t\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\t\t\t\t\n\t\t\t\tvec2 dir;\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\t\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\t\t\t\t\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\t\t\t\t\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\t\t\t\tdir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX), max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX), dir * rcpDirMin)) * inverseVP;\n\t\t\t\t\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\t\t\t\t\n\t\t\t\t//return vec4(rgbA,1.0);\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\t\t\t\telse\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\t\t\t\tif(u_igamma != 1.0)\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\t\t\t\treturn color;\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\t\t\t}\n\t\t\t";
+l.gamma_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_igamma;\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\t\t\t   gl_FragColor = color;\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/toviewport",l);d=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={size:0,generate_mipmaps:!1,
+precision:f.DEFAULT}};d.title="Copy";d.desc="Copy Texture";d.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",values:f.MODE_VALUES}};d.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)){if(a){var b=a.width,c=a.height;0!=this.properties.size&&(c=b=this.properties.size);var d=this._temp_texture,e=a.type;this.properties.precision===f.LOW?e=gl.UNSIGNED_BYTE:this.properties.precision===f.HIGH&&
+(e=gl.HIGH_PRECISION_FORMAT);d&&d.width==b&&d.height==c&&d.type==e||(d=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(b)&&isPowerOfTwo(c)&&(d=gl.LINEAR_MIPMAP_LINEAR),this._temp_texture=new GL.Texture(b,c,{type:e,format:gl.RGBA,minFilter:d,magFilter:gl.LINEAR}));a.copyTo(this._temp_texture);this.properties.generate_mipmaps&&(this._temp_texture.bind(0),gl.generateMipmap(this._temp_texture.texture_type),this._temp_texture.unbind(0))}this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/copy",
+d);var m=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={iterations:1,generate_mipmaps:!1,precision:f.DEFAULT}};m.title="Downsample";m.desc="Downsample Texture";m.widgets_info={iterations:{type:"number",step:1,precision:0,min:1},precision:{widget:"combo",values:f.MODE_VALUES}};m.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)&&a&&a.texture_type===GL.TEXTURE_2D){var b=m._shader;b||(m._shader=
+b=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,m.pixel_shader));var c=a.width|0,d=a.height|0,e=a.type;this.properties.precision===f.LOW?e=gl.UNSIGNED_BYTE:this.properties.precision===f.HIGH&&(e=gl.HIGH_PRECISION_FORMAT);var k=this.properties.iterations||1,g=a,h=null,l=[],a={type:e,format:a.format},e=vec2.create(),n={u_offset:e};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var q=0;q<k;++q){e[0]=1/c;e[1]=1/d;c=c>>1||0;d=d>>1||0;h=GL.Texture.getTemporary(c,d,a);l.push(h);g.setParameter(GL.TEXTURE_MAG_FILTER,
+GL.NEAREST);g.copyTo(h,b,n);if(1==c&&1==d)break;g=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)}};m.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\t\t\t   gl_FragColor = color * 0.25;\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/downsample",m);var c=function(){this.addInput("Texture","Texture");this.addOutput("tex","Texture");this.addOutput("avg","vec4");this.addOutput("lum","number");this.properties={mipmap_offset:0,low_precision:!1};this._uniforms={u_texture:0,u_mipmap_offset:this.properties.mipmap_offset};this._luminance=new Float32Array(4)};c.title="Average";c.desc="Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";c.prototype.onExecute=function(){var a=
+this.getInputData(0);if(a&&(this.isOutputConnected(0)||this.isOutputConnected(1)||this.isOutputConnected(2))){if(!c._shader){c._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,c.pixel_shader);for(var b=new Float32Array(32),d=0;32>d;++d)b[d]=Math.random();c._shader.uniforms({u_samples_a:b.subarray(0,16),u_samples_b:b.subarray(16,32)})}d=this._temp_texture;b=gl.UNSIGNED_BYTE;a.type!=b&&(b=gl.FLOAT);d&&d.type==b||(this._temp_texture=new GL.Texture(1,1,{type:b,format:gl.RGBA,filter:gl.NEAREST}));
+var e=c._shader,f=this._uniforms;f.u_mipmap_offset=this.properties.mipmap_offset;this._temp_texture.drawTo(function(){a.toViewport(e,f)});this.setOutputData(0,this._temp_texture);if(this.isOutputConnected(1)||this.isOutputConnected(2))if(d=this._temp_texture.getPixels()){var k=this._luminance,b=this._temp_texture.type;k.set(d);b==gl.UNSIGNED_BYTE?vec4.scale(k,k,1/255):b!=GL.HALF_FLOAT&&b!=GL.HALF_FLOAT_OES||vec4.scale(k,k,1/65025);this.setOutputData(1,k);this.setOutputData(2,(k[0]+k[1]+k[2])/3)}}};
+c.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform mat4 u_samples_a;\n\t\t\tuniform mat4 u_samples_b;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_mipmap_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t\t{\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t}\n\t\t\t   gl_FragColor = color * 0.03125;\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/average",c);d=function(){this.addInput("Image","image");this.addOutput("","Texture");this.properties={}};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,c=a.videoHeight||a.height;if(a.gltexture)this.setOutputData(0,a.gltexture);else{var d=this._temp_texture;d&&d.width==b&&d.height==c||(this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(a)}catch(e){console.error("image comes from an unsafe location, cannot be uploaded to webgl: "+
+e);return}this.setOutputData(0,this._temp_texture)}}};h.registerNodeType("texture/imageToTexture",d);var a=function(){this.addInput("Texture","Texture");this.addInput("LUT","Texture");this.addInput("Intensity","number");this.addOutput("","Texture");this.properties={intensity:1,precision:f.DEFAULT,texture:null};a._shader||(a._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,a.pixel_shader))};a.widgets_info={texture:{widget:"texture"},precision:{widget:"combo",values:f.MODE_VALUES}};a.title="LUT";a.desc=
+"Apply LUT to Texture";a.prototype.onExecute=function(){if(this.isOutputConnected(0)){var b=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,b);else if(b){var c=this.getInputData(1);c||(c=f.getTexture(this.properties.texture));if(c){c.bind(0);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.bindTexture(gl.TEXTURE_2D,
+null);var d=this.properties.intensity;this.isInputConnected(2)&&(this.properties.intensity=d=this.getInputData(2));this._tex=f.getTargetTexture(b,this._tex,this.properties.precision);this._tex.drawTo(function(){c.bind(1);b.toViewport(a._shader,{u_texture:0,u_textureB:1,u_amount:d})});this.setOutputData(0,this._tex)}else this.setOutputData(0,b)}}};a.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform float u_amount;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\t\t\t\t mediump vec2 quad1;\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\t\t\t\t mediump vec2 quad2;\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\t\t\t\t highp vec2 texPos1;\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t highp vec2 texPos2;\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/LUT",a);var b=function(){this.addInput("Texture","Texture");this.addOutput("R","Texture");this.addOutput("G","Texture");this.addOutput("B","Texture");this.addOutput("A","Texture");this.properties={};b._shader||(b._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b.pixel_shader))};b.title="Texture to Channels";b.desc="Split texture channels";b.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this._channels||(this._channels=Array(4));for(var c=0,d=0;4>d;d++)this.isOutputConnected(d)?
+(this._channels[d]&&this._channels[d].width==a.width&&this._channels[d].height==a.height&&this._channels[d].type==a.type||(this._channels[d]=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR})),c++):this._channels[d]=null;if(c){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var e=Mesh.getScreenQuad(),f=b._shader,k=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],d=0;4>d;d++)this._channels[d]&&(this._channels[d].drawTo(function(){a.bind(0);f.uniforms({u_texture:0,u_mask:k[d]}).draw(e)}),
+this.setOutputData(d,this._channels[d]))}}};b.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec4 u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/textureChannels",b);var g=function(){this.addInput("R","Texture");this.addInput("G","Texture");this.addInput("B","Texture");this.addInput("A",
+"Texture");this.addOutput("Texture","Texture");this.properties={};g._shader||(g._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,g.pixel_shader))};g.title="Channels to Texture";g.desc="Split texture channels";g.prototype.onExecute=function(){var a=[this.getInputData(0),this.getInputData(1),this.getInputData(2),this.getInputData(3)];if(a[0]&&a[1]&&a[2]&&a[3]){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=g._shader;this._tex=f.getTargetTexture(a[0],this._tex);this._tex.drawTo(function(){a[0].bind(0);
+a[1].bind(1);a[2].bind(2);a[3].bind(3);c.uniforms({u_textureR:0,u_textureG:1,u_textureB:2,u_textureA:3}).draw(b)});this.setOutputData(0,this._tex)}};g.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureR;\n\t\t\tuniform sampler2D u_textureG;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( \t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/channelsTexture",g);var w=function(){this.addInput("A","color");this.addInput("B","color");this.addOutput("Texture","Texture");this.properties={angle:0,scale:1,A:[0,0,0],B:[1,1,1],texture_size:32};w._shader||(w._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,w.pixel_shader));this._uniforms={u_angle:0,u_colorA:vec3.create(),u_colorB:vec3.create()}};w.title="Gradient";w.desc="Generates a gradient";w["@A"]={type:"color"};w["@B"]={type:"color"};w["@texture_size"]={type:"enum",
+values:[32,64,128,256,512]};w.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=GL.Mesh.getScreenQuad(),b=w._shader,c=this.getInputData(0);c||(c=this.properties.A);var d=this.getInputData(1);d||(d=this.properties.B);for(var e=2;e<this.inputs.length;e++){var f=this.inputs[e],k=this.getInputData(e);void 0!==k&&(this.properties[f.name]=k)}var g=this._uniforms;this._uniforms.u_angle=this.properties.angle*DEG2RAD;this._uniforms.u_scale=this.properties.scale;vec3.copy(g.u_colorA,
+c);vec3.copy(g.u_colorB,d);c=parseInt(this.properties.texture_size);this._tex&&this._tex.width==c||(this._tex=new GL.Texture(c,c,{format:gl.RGB,filter:gl.LINEAR}));this._tex.drawTo(function(){b.uniforms(g).draw(a)});this.setOutputData(0,this._tex)};w.prototype.onGetInputs=function(){return[["angle","number"],["scale","number"]]};w.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_angle;\n\t\t\tuniform float u_scale;\n\t\t\tuniform vec3 u_colorA;\n\t\t\tuniform vec3 u_colorB;\n\t\t\t\n\t\t\tvec2 rotate(vec2 v, float angle)\n\t\t\t{\n\t\t\t\tvec2 result;\n\t\t\t\tfloat _cos = cos(angle);\n\t\t\t\tfloat _sin = sin(angle);\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\t\t\t\treturn result;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\t\t\t   gl_FragColor = vec4(color,1.0);\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/gradient",w);var e=function(){this.addInput("A","Texture");this.addInput("B","Texture");this.addInput("Mixer","Texture");this.addOutput("Texture","Texture");this.properties={precision:f.DEFAULT};e._shader||(e._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,e.pixel_shader))};e.title="Mix";e.desc="Generates a texture mixing two textures";e.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};e.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===
+f.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1),c=this.getInputData(2);if(a&&b&&c){this._tex=f.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var d=Mesh.getScreenQuad(),k=e._shader;this._tex.drawTo(function(){a.bind(0);b.bind(1);c.bind(2);k.uniforms({u_textureA:0,u_textureB:1,u_textureMix:2}).draw(d)});this.setOutputData(0,this._tex)}}};e.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureMix;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/mix",e);var k=function(){this.addInput("Tex.","Texture");this.addOutput("Edges","Texture");this.properties={invert:!0,threshold:!1,factor:1,precision:f.DEFAULT};k._shader||(k._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,k.pixel_shader))};k.title="Edges";k.desc="Detects edges";k.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};k.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,
+a);else if(a){this._tex=f.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=k._shader,d=this.properties.invert,e=this.properties.factor,g=this.properties.threshold?1:0;this._tex.drawTo(function(){a.bind(0);c.uniforms({u_texture:0,u_isize:[1/a.width,1/a.height],u_factor:e,u_threshold:g,u_invert:d?1:0}).draw(b)});this.setOutputData(0,this._tex)}}};k.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_isize;\n\t\t\tuniform int u_invert;\n\t\t\tuniform float u_factor;\n\t\t\tuniform float u_threshold;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\t\t\t\tdiff *= u_factor;\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\t\t\t\tif( u_threshold == 0.0 )\n\t\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\t\t\t\telse\n\t\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/edges",k);var q=function(){this.addInput("Texture","Texture");this.addInput("Distance","number");this.addInput("Range","number");this.addOutput("Texture","Texture");this.properties={distance:100,range:50,only_depth:!1,high_precision:!1};this._uniforms={u_texture:0,u_distance:100,u_range:50,u_camera_planes:null}};q.title="Depth Range";q.desc="Generates a texture with a depth range";q.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);
 if(a){var b=gl.UNSIGNED_BYTE;this.properties.high_precision&&(b=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==a.width&&this._temp_texture.height==a.height||(this._temp_texture=new GL.Texture(a.width,a.height,{type:b,format:gl.RGBA,filter:gl.LINEAR}));var c=this._uniforms,b=this.properties.distance;this.isInputConnected(1)&&(b=this.getInputData(1),this.properties.distance=b);var d=this.properties.range;this.isInputConnected(2)&&
-(d=this.getInputData(2),this.properties.range=d);c.u_distance=b;c.u_range=d;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad();p._shader||(p._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,p.pixel_shader),p._shader_onlydepth=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,p.pixel_shader,{ONLY_DEPTH:""}));var f=this.properties.only_depth?p._shader_onlydepth:p._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes:
-[0.1,1E3];c.u_camera_planes=b;this._temp_texture.drawTo(function(){a.bind(0);f.uniforms(c).draw(e)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}};p.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_distance;\n\t\t\tuniform float u_range;\n\t\t\t\n\t\t\tfloat LinearDepth()\n\t\t\t{\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat depth = LinearDepth();\n\t\t\t\t#ifdef ONLY_DEPTH\n\t\t\t\t   gl_FragColor = vec4(depth);\n\t\t\t\t#else\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\t\t\t\t\tfloat dof = 1.0;\n\t\t\t\t\tif(diff <= u_range)\n\t\t\t\t\t\tdof = diff / u_range;\n\t\t\t\t   gl_FragColor = vec4(dof);\n\t\t\t\t#endif\n\t\t\t}\n\t\t\t";
-g.registerNodeType("texture/depth_range",p);var D=function(){this.addInput("Texture","Texture");this.addInput("Iterations","number");this.addInput("Intensity","number");this.addOutput("Blurred","Texture");this.properties={intensity:1,iterations:1,preserve_aspect:!1,scale:[1,1],precision:d.DEFAULT}};D.title="Blur";D.desc="Blur a texture";D.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};D.max_iterations=20;D.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=
-this._final_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._final_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=this.properties.iterations;this.isInputConnected(1)&&(c=this.getInputData(1),this.properties.iterations=c);c=Math.min(Math.floor(c),D.max_iterations);if(0==c)this.setOutputData(0,a);else{var d=this.properties.intensity;this.isInputConnected(2)&&(d=this.getInputData(2),this.properties.intensity=d);var e=g.camera_aspect;
-e||void 0===window.gl||(e=gl.canvas.height/gl.canvas.width);e||(e=1);var e=this.properties.preserve_aspect?e:1,f=this.properties.scale||[1,1];a.applyBlur(e*f[0],f[1],d,b);for(a=1;a<c;++a)b.applyBlur(e*f[0]*(a+1),f[1]*(a+1),d);this.setOutputData(0,b)}}};g.registerNodeType("texture/blur",D);var x=function(){this.addInput("in","Texture");this.addInput("dirt","Texture");this.addOutput("out","Texture");this.addOutput("glow","Texture");this.properties={enabled:!0,intensity:1,persistence:0.99,iterations:16,
-threshold:0,scale:1,dirt_factor:0.5,precision:d.DEFAULT};this._textures=[];this._uniforms={u_intensity:1,u_texture:0,u_glow_texture:1,u_threshold:0,u_texel_size:vec2.create()}};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:d.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===d.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=a.width,c=a.height,e={format:a.format,type:a.type,minFilter:GL.LINEAR,magFilter:GL.LINEAR,
-wrap:gl.CLAMP_TO_EDGE},f=d.getTextureType(this.properties.precision,a),h=this._uniforms,g=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 p=g[0]=GL.Texture.getTemporary(b,c,e);a.blit(p,n.uniforms(h));var k=p,l=this.getInputOrProperty("iterations"),l=Math.clamp(l,1,16)|0,m=h.u_texel_size,q=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 r=1;r<l;r++){b>>=1;1<(c|0)&&(c>>=1);if(2>b)break;p=g[r]=GL.Texture.getTemporary(b,c,e);m[0]=1/k.width;m[1]=1/k.height;k.blit(p,n.uniforms(h));k=p}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/k.width,m[1]=1/k.height,h.u_intensity=
-q,h.u_delta=1,k.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(r-=2;0<=r;r--)p=g[r],g[r]=null,m[0]=1/k.width,m[1]=1/k.height,k.blit(p,n.uniforms(h)),GL.Texture.releaseTemporary(k),k=p;gl.disable(gl.BLEND);this.isOutputConnected(1)&&(g=this._glow_texture,g&&g.width==a.width&&g.height==a.height&&g.type==f&&g.format==a.format||(g=this._glow_texture=new GL.Texture(a.width,a.height,{type:f,
-format:a.format,filter:gl.LINEAR})),k.blit(g),this.setOutputData(1,g));if(this.isOutputConnected(0)){g=this._final_texture;g&&g.width==a.width&&g.height==a.height&&g.type==f&&g.format==a.format||(g=this._final_texture=new GL.Texture(a.width,a.height,{type:f,format:a.format,filter:gl.LINEAR}));var s=this.getInputData(1),t=this.getInputOrProperty("dirt_factor");h.u_intensity=q;n=s?x._dirt_final_shader:x._final_shader;n||(n=s?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));g.drawTo(function(){a.bind(0);k.bind(1);s&&(n.setUniform("u_dirt_factor",t),n.setUniform("u_dirt_texture",s.bind(2)));n.toViewport(h)});this.setOutputData(0,g)}GL.Texture.releaseTemporary(k)}};x.cut_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_threshold;\n\t\tvoid main() {\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\t\t}";
+(d=this.getInputData(2),this.properties.range=d);c.u_distance=b;c.u_range=d;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad();q._shader||(q._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,q.pixel_shader),q._shader_onlydepth=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,q.pixel_shader,{ONLY_DEPTH:""}));var k=this.properties.only_depth?q._shader_onlydepth:q._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes:
+[0.1,1E3];c.u_camera_planes=b;this._temp_texture.drawTo(function(){a.bind(0);k.uniforms(c).draw(e)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}};q.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_distance;\n\t\t\tuniform float u_range;\n\t\t\t\n\t\t\tfloat LinearDepth()\n\t\t\t{\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat depth = LinearDepth();\n\t\t\t\t#ifdef ONLY_DEPTH\n\t\t\t\t   gl_FragColor = vec4(depth);\n\t\t\t\t#else\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\t\t\t\t\tfloat dof = 1.0;\n\t\t\t\t\tif(diff <= u_range)\n\t\t\t\t\t\tdof = diff / u_range;\n\t\t\t\t   gl_FragColor = vec4(dof);\n\t\t\t\t#endif\n\t\t\t}\n\t\t\t";
+h.registerNodeType("texture/depth_range",q);var C=function(){this.addInput("Texture","Texture");this.addInput("Iterations","number");this.addInput("Intensity","number");this.addOutput("Blurred","Texture");this.properties={intensity:1,iterations:1,preserve_aspect:!1,scale:[1,1],precision:f.DEFAULT}};C.title="Blur";C.desc="Blur a texture";C.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};C.max_iterations=20;C.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=
+this._final_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._final_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=this.properties.iterations;this.isInputConnected(1)&&(c=this.getInputData(1),this.properties.iterations=c);c=Math.min(Math.floor(c),C.max_iterations);if(0==c)this.setOutputData(0,a);else{var d=this.properties.intensity;this.isInputConnected(2)&&(d=this.getInputData(2),this.properties.intensity=d);var e=h.camera_aspect;
+e||void 0===window.gl||(e=gl.canvas.height/gl.canvas.width);e||(e=1);var e=this.properties.preserve_aspect?e:1,k=this.properties.scale||[1,1];a.applyBlur(e*k[0],k[1],d,b);for(a=1;a<c;++a)b.applyBlur(e*k[0]*(a+1),k[1]*(a+1),d);this.setOutputData(0,b)}}};h.registerNodeType("texture/blur",C);var x=function(){this.addInput("in","Texture");this.addInput("dirt","Texture");this.addOutput("out","Texture");this.addOutput("glow","Texture");this.properties={enabled:!0,intensity:1,persistence:0.99,iterations:16,
+threshold:0,scale:1,dirt_factor:0.5,precision:f.DEFAULT};this._textures=[];this._uniforms={u_intensity:1,u_texture:0,u_glow_texture:1,u_threshold:0,u_texel_size:vec2.create()}};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:f.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===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=a.width,c=a.height,d={format:a.format,type:a.type,minFilter:GL.LINEAR,magFilter:GL.LINEAR,
+wrap:gl.CLAMP_TO_EDGE},e=f.getTextureType(this.properties.precision,a),k=this._uniforms,g=this._textures,h=x._cut_shader;h||(h=x._cut_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,x.cut_pixel_shader));gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);k.u_threshold=this.getInputOrProperty("threshold");var m=g[0]=GL.Texture.getTemporary(b,c,d);a.blit(m,h.uniforms(k));var l=m,n=this.getInputOrProperty("iterations"),n=Math.clamp(n,1,16)|0,q=k.u_texel_size,p=this.getInputOrProperty("intensity");k.u_intensity=
+1;k.u_delta=this.properties.scale;h=x._shader;h||(h=x._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,x.scale_pixel_shader));for(var r=1;r<n;r++){b>>=1;1<(c|0)&&(c>>=1);if(2>b)break;m=g[r]=GL.Texture.getTemporary(b,c,d);q[0]=1/l.width;q[1]=1/l.height;l.blit(m,h.uniforms(k));l=m}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})),q[0]=1/l.width,q[1]=1/l.height,k.u_intensity=
+p,k.u_delta=1,l.blit(b,h.uniforms(k)),this.setOutputData(2,b));gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);k.u_intensity=this.getInputOrProperty("persistence");k.u_delta=0.5;for(r-=2;0<=r;r--)m=g[r],g[r]=null,q[0]=1/l.width,q[1]=1/l.height,l.blit(m,h.uniforms(k)),GL.Texture.releaseTemporary(l),l=m;gl.disable(gl.BLEND);this.isOutputConnected(1)&&(g=this._glow_texture,g&&g.width==a.width&&g.height==a.height&&g.type==e&&g.format==a.format||(g=this._glow_texture=new GL.Texture(a.width,a.height,{type:e,
+format:a.format,filter:gl.LINEAR})),l.blit(g),this.setOutputData(1,g));if(this.isOutputConnected(0)){g=this._final_texture;g&&g.width==a.width&&g.height==a.height&&g.type==e&&g.format==a.format||(g=this._final_texture=new GL.Texture(a.width,a.height,{type:e,format:a.format,filter:gl.LINEAR}));var s=this.getInputData(1),C=this.getInputOrProperty("dirt_factor");k.u_intensity=p;h=s?x._dirt_final_shader:x._final_shader;h||(h=s?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));g.drawTo(function(){a.bind(0);l.bind(1);s&&(h.setUniform("u_dirt_factor",C),h.setUniform("u_dirt_texture",s.bind(2)));h.toViewport(k)});this.setOutputData(0,g)}GL.Texture.releaseTemporary(l)}};x.cut_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_threshold;\n\t\tvoid main() {\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\t\t}";
 x.scale_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\t\t}";
 x.final_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_glow_texture;\n\t\t#ifdef USE_DIRT\n\t\t\tuniform sampler2D u_dirt_texture;\n\t\t#endif\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\tuniform float u_dirt_factor;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tvec4 glow = sampleBox( v_coord );\n\t\t\t#ifdef USE_DIRT\n\t\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\t\t\t#endif\n\t\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\t\t}";
-g.registerNodeType("texture/glow",x);var z=function(){this.addInput("Texture","Texture");this.addOutput("Filtered","Texture");this.properties={intensity:1,radius:5}};z.title="Kuwahara Filter";z.desc="Filters a texture giving an artistic oil canvas painting";z.max_radius=10;z._shaders=[];z.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),z.max_radius);if(0==b)this.setOutputData(0,a);else{var c=this.properties.intensity,d=g.camera_aspect;d||void 0===window.gl||(d=gl.canvas.height/gl.canvas.width);d||(d=1);d=this.properties.preserve_aspect?d:1;z._shaders[b]||(z._shaders[b]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,z.pixel_shader,{RADIUS:b.toFixed(0)}));var e=z._shaders[b],f=GL.Mesh.getScreenQuad();a.bind(0);this._temp_texture.drawTo(function(){e.uniforms({u_texture:0,
-u_intensity:c,u_resolution:[a.width,a.height],u_iResolution:[1/a.width,1/a.height]}).draw(f)});this.setOutputData(0,this._temp_texture)}}};z.pixel_shader="\n\tprecision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform float u_intensity;\n\tuniform vec2 u_resolution;\n\tuniform vec2 u_iResolution;\n\t#ifndef RADIUS\n\t\t#define RADIUS 7\n\t#endif\n\tvoid main() {\n\t\n\t\tconst int radius = RADIUS;\n\t\tvec2 fragCoord = v_coord;\n\t\tvec2 src_size = u_iResolution;\n\t\tvec2 uv = v_coord;\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\t\tint i;\n\t\tint j;\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\t\tvec3 c;\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm0 += c;\n\t\t\t\ts0 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm1 += c;\n\t\t\t\ts1 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm2 += c;\n\t\t\t\ts2 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm3 += c;\n\t\t\t\ts3 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfloat min_sigma2 = 1e+2;\n\t\tm0 /= n;\n\t\ts0 = abs(s0 / n - m0 * m0);\n\t\t\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\t\t}\n\t\t\n\t\tm1 /= n;\n\t\ts1 = abs(s1 / n - m1 * m1);\n\t\t\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\t\t}\n\t\t\n\t\tm2 /= n;\n\t\ts2 = abs(s2 / n - m2 * m2);\n\t\t\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\t\t}\n\t\t\n\t\tm3 /= n;\n\t\ts3 = abs(s3 / n - m3 * m3);\n\t\t\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\t\t}\n\t}\n\t";
-g.registerNodeType("texture/kuwahara",z);q=function(){this.addOutput("Webcam","Texture");this.properties={texture_name:""}};q.title="Webcam";q.desc="Webcam texture";q.prototype.openStream=function(){function a(c){console.log("Webcam rejected",c);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=
-!0;var b=this;navigator.getUserMedia({video:!0},this.streamReady.bind(this),a)}};q.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)})};q.prototype.onRemoved=function(){if(this._webcam_stream){var a=this._webcam_stream.getVideoTracks();a.length&&(a=a[0],a.stop&&a.stop());this._video=this._webcam_stream=null}};q.prototype.onDrawBackground=
-function(a){this.flags.collapsed||20>=this.size[1]||!this._video||(a.save(),a.webgl?this._temp_texture&&a.drawImage(this._temp_texture,0,0,this.size[0],this.size[1]):(a.translate(0,this.size[1]),a.scale(1,-1),a.drawImage(this._video,0,0,this.size[0],this.size[1])),a.restore())};q.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&this._video.videoWidth){var a=this._video.videoWidth,b=this._video.videoHeight,c=this._temp_texture;
-c&&c.width==a&&c.height==b||(this._temp_texture=new GL.Texture(a,b,{format:gl.RGB,filter:gl.LINEAR}));this._temp_texture.uploadImage(this._video);this.properties.texture_name&&(d.getTexturesContainer()[this.properties.texture_name]=this._temp_texture);this.setOutputData(0,this._temp_texture)}};g.registerNodeType("texture/webcam",q);var A=function(){this.addInput("in","Texture");this.addInput("f","number");this.addOutput("out","Texture");this.properties={enabled:!0,factor:1,precision:d.LOW};this._uniforms=
-{u_texture:0,u_factor:1}};A.title="Lens FX";A.desc="distortion and chromatic aberration";A.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};A.prototype.onGetInputs=function(){return[["enabled","boolean"]]};A.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==
-a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=A._shader;c||(c=A._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,A.pixel_shader));var e=this.getInputData(1);null==e&&(e=this.properties.factor);var f=this._uniforms;f.u_factor=e;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(f).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};A.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_factor;\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\t\t\t\tvec2 cc = coord - 0.5;\n\t\t\t\tfloat dist = dot(cc, cc);\n\t\t\t\treturn coord + cc * dist * amt;\n\t\t\t}\n\t\t\t\n\t\t\tfloat sat( float t )\n\t\t\t{\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\t\t\t}\n\t\t\t\n\t\t\tfloat linterp( float t ) {\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\t\t\t}\n\t\t\t\n\t\t\tfloat remap( float t, float a, float b ) {\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\t\t\t}\n\t\t\t\n\t\t\tvec4 spectrum_offset( float t ) {\n\t\t\t\tvec4 ret;\n\t\t\t\tfloat lo = step(t,0.5);\n\t\t\t\tfloat hi = 1.0-lo;\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\t\t\t\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\t\t\t}\n\t\t\t\n\t\t\tconst float max_distort = 2.2;\n\t\t\tconst int num_iter = 12;\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\t\t\t\n\t\t\tvoid main()\n\t\t\t{\t\n\t\t\t\tvec2 uv=v_coord;\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\t\t\t\tfor ( int i=0; i<num_iter;++i )\n\t\t\t\t{\n\t\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\t\t\t\t\tvec4 w = spectrum_offset( t );\n\t\t\t\t\tsumw += w;\n\t\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\t\t\t\t}\n\t\t\t\tgl_FragColor = sumcol / sumw;\n\t\t\t}";
-g.registerNodeType("texture/lensfx",A);var C=function(){this.addInput("in","Texture");this.addInput("exp","number");this.addOutput("out","Texture");this.properties={exposition:1,precision:d.LOW};this._uniforms={u_texture:0,u_exposition:exp}};C.title="Exposition";C.desc="Controls texture exposition";C.widgets_info={exposition:{widget:"slider",min:0,max:3},precision:{widget:"combo",values:d.MODE_VALUES}};C.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 c=C._shader;c||(c=C._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,C.pixel_shader));var d=this.getInputData(1);null!=d&&(this.properties.exposition=d);var e=this._uniforms;b.drawTo(function(){gl.disable(gl.DEPTH_TEST);a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};C.pixel_shader=
-"precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_exposition;\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 = vec4( color.xyz * u_exposition, color.a );\n\t\t\t}";g.registerNodeType("texture/exposition",C);var B=function(){this.addInput("in","Texture");this.addInput("avg","number");this.addOutput("out","Texture");this.properties={enabled:!0,scale:1,gamma:1,average_lum:1,lum_white:1,
-precision:d.LOW};this._uniforms={u_texture:0,u_lumwhite2:1,u_igamma:1,u_scale:1,u_average_lum:1}};B.title="Tone Mapping";B.desc="Applies Tone Mapping to convert from high to low";B.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES}};B.prototype.onGetInputs=function(){return[["enabled","boolean"]]};B.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===d.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,
-a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=B._shader;c||(c=B._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,B.pixel_shader));var e=this.getInputData(1);null!=e&&(this.properties.average_lum=e);var f=this._uniforms;f.u_lumwhite2=this.properties.lum_white*this.properties.lum_white;f.u_scale=this.properties.scale;f.u_average_lum=this.properties.average_lum;
-f.u_igamma=1/this.properties.gamma;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(f).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._temp_texture)}};B.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_average_lum;\n\t\t\tuniform float u_lumwhite2;\n\t\t\tuniform float u_igamma;\n\t\t\tvec3 RGB2xyY (vec3 rgb)\n\t\t\t{\n\t\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\t\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\t   0.0193, 0.1192, 0.9505);\n\t\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\t\t\t\t\n\t\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\t\t\t\treturn vec3(XYZ.x / f,\n\t\t\t\t\t\t\tXYZ.y / f,\n\t\t\t\t\t\t\tXYZ.y);\n\t\t\t}\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 rgb = color.xyz;\n\t\t\t\t//Ld - this part of the code is the same for both versions\n\t\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\t\t\t\tfloat L = (u_scale / u_average_lum) * lum;\n\t\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\t\t\t\t//first\n\t\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\t\t\t\t//xyY.z *= Ld;\n\t\t\t\t//rgb = xyYtoRGB(xyY);\n\t\t\t\t//second\n\t\t\t\trgb = (rgb / lum) * Ld;\n\t\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\t\t\t\tgl_FragColor = vec4( rgb, color.a );\n\t\t\t}";
-g.registerNodeType("texture/tonemapping",B);var w=function(){this.addOutput("out","Texture");this.properties={width:512,height:512,seed:0,persistence:0.1,octaves:8,scale:1,offset:[0,0],amplitude:1,precision:d.DEFAULT};this._key=0;this._uniforms={u_persistence:0.1,u_seed:0,u_offset:vec2.create(),u_scale:1,u_viewport:vec2.create()}};w.title="Perlin";w.desc="Generates a perlin noise texture";w.widgets_info={precision:{widget:"combo",values:d.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}};w.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 c=d.getTextureType(this.properties.precision),e=this._temp_texture;e&&e.width==a&&e.height==b&&e.type==c||(e=this._temp_texture=new GL.Texture(a,b,{type:c,format:gl.RGB,filter:gl.LINEAR}));c=a+b+c+this.properties.persistence+this.properties.octaves+
-this.properties.scale+this.properties.seed+this.properties.offset[0]+this.properties.offset[1]+this.properties.amplitude;if(c!=this._key){this._key=c;var f=this._uniforms;f.u_persistence=this.properties.persistence;f.u_octaves=this.properties.octaves;f.u_offset[0]=this.properties.offset[0];f.u_offset[1]=this.properties.offset[1];f.u_scale=this.properties.scale;f.u_amplitude=this.properties.amplitude;f.u_viewport[0]=a;f.u_viewport[1]=b;f.u_seed=128*this.properties.seed;var h=w._shader;h||(h=w._shader=
-new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,w.pixel_shader));gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);e.drawTo(function(){h.uniforms(f).draw(GL.Mesh.getScreenQuad())})}this.setOutputData(0,e)}};w.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_offset;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_persistence;\n\t\t\tuniform int u_octaves;\n\t\t\tuniform float u_amplitude;\n\t\t\tuniform vec2 u_viewport;\n\t\t\tuniform float u_seed;\n\t\t\t#define M_PI 3.14159265358979323846\n\t\t\t\n\t\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\t\n\t\t\tfloat noise(vec2 p, float freq ){\n\t\t\t\tfloat unit = u_viewport.x/freq;\n\t\t\t\tvec2 ij = floor(p/unit);\n\t\t\t\tvec2 xy = mod(p,unit)/unit;\n\t\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\t\t\t\txy = .5*(1.-cos(M_PI*xy));\n\t\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\t\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\t\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\t\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\t\t\t\tfloat x1 = mix(a, b, xy.x);\n\t\t\t\tfloat x2 = mix(c, d, xy.x);\n\t\t\t\treturn mix(x1, x2, xy.y);\n\t\t\t}\n\t\t\t\n\t\t\tfloat pNoise(vec2 p, int res){\n\t\t\t\tfloat persistance = u_persistence;\n\t\t\t\tfloat n = 0.;\n\t\t\t\tfloat normK = 0.;\n\t\t\t\tfloat f = 4.;\n\t\t\t\tfloat amp = 1.0;\n\t\t\t\tint iCount = 0;\n\t\t\t\tfor (int i = 0; i<50; i++){\n\t\t\t\t\tn+=amp*noise(p, f);\n\t\t\t\t\tf*=2.;\n\t\t\t\t\tnormK+=amp;\n\t\t\t\t\tamp*=persistance;\n\t\t\t\t\tif (iCount >= res)\n\t\t\t\t\t\tbreak;\n\t\t\t\t\tiCount++;\n\t\t\t\t}\n\t\t\t\tfloat nf = n/normK;\n\t\t\t\treturn nf*nf*nf*nf;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\t\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\t\t\t\tgl_FragColor = color;\n\t\t\t}";
-g.registerNodeType("texture/perlin",w);q=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:d.DEFAULT};this._temp_texture=this._func=null};q.title="Canvas2D";q.desc="Executes Canvas2D code inside a texture or the viewport";q.widgets_info={precision:{widget:"combo",values:d.MODE_VALUES},code:{type:"code"},width:{type:"Number",precision:0,step:1},height:{type:"Number",precision:0,step:1}};q.prototype.onPropertyChanged=function(a,b){if("code"==a&&g.allow_scripts){this._func=
-null;try{this._func=new Function("canvas","ctx","time","script",b),this.boxcolor="#00FF00"}catch(c){this.boxcolor="#FF0000",console.error("Error parsing script"),console.error(c)}}};q.prototype.onExecute=function(){var a=this._func;if(a&&this.isOutputConnected(0))if(v.enableWebGLCanvas){var b=this.properties.width||gl.canvas.width,c=this.properties.height||gl.canvas.height,d=this._temp_texture;d&&d.width==b&&d.height==c||(d=this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));
-var e=this,f=this.graph.getTime();d.drawTo(function(){gl.start2D();try{a.draw?a.draw.call(e,gl.canvas,gl,f,a):a.call(e,gl.canvas,gl,f,a),e.boxcolor="#00FF00"}catch(b){e.boxcolor="#FF0000",console.error("Error executing script"),console.error(b)}gl.finish2D()});this.setOutputData(0,d)}else console.warn("cannot use LGraphTextureCanvas2D if Canvas2DtoWebGL is not included")};g.registerNodeType("texture/canvas2D",q);var y=function(){this.addInput("in","Texture");this.addOutput("out","Texture");this.properties=
-{key_color:vec3.fromValues(0,1,0),threshold:0.8,slope:0.2,precision:d.DEFAULT}};y.title="Matte";y.desc="Extracts background";y.widgets_info={key_color:{widget:"color"},precision:{widget:"combo",values:d.MODE_VALUES}};y.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===d.PASS_THROUGH)this.setOutputData(0,a);else if(a){this._tex=d.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,c=Mesh.getScreenQuad(),e=y._shader;e||(e=y._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.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);e.uniforms(b).draw(c)});this.setOutputData(0,this._tex)}}};y.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec3 u_key_color;\n\t\t\tuniform float u_threshold;\n\t\t\tuniform float u_slope;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\t\t\t}";
-g.registerNodeType("texture/matte",y);q=function(){this.addOutput("Cubemap","Cubemap");this.properties={name:""};this.size=[d.image_preview_size,d.image_preview_size]};q.title="Cubemap";q.prototype.onDropFile=function(a,b,c){a?(this._drop_texture="string"==typeof a?GL.Texture.fromURL(a):GL.Texture.fromDDSInMemory(a),this.properties.name=b):(this._drop_texture=null,this.properties.name="")};q.prototype.onExecute=function(){if(this._drop_texture)this.setOutputData(0,this._drop_texture);else if(this.properties.name){var a=
-d.getTexture(this.properties.name);a&&(this._last_tex=a,this.setOutputData(0,a))}};q.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||a.webgl&&(gl.meshes.cube||(gl.meshes.cube=GL.Mesh.cube({size:1})))};g.registerNodeType("texture/cubemap",q)}})(this);
-(function(v){var g=v.LiteGraph;if("undefined"!=typeof GL){var d=function(){this.addInput("Texture","Texture");this.addInput("Aberration","number");this.addInput("Distortion","number");this.addInput("Blur","number");this.addOutput("Texture","Texture");this.properties={aberration:1,distortion:1,blur:1,precision:LGraphTexture.DEFAULT};d._shader||(d._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,d.pixel_shader),d._texture=new GL.Texture(3,1,{format:gl.RGB,wrap:gl.CLAMP_TO_EDGE,magFilter:gl.LINEAR,
-minFilter:gl.LINEAR,pixel_data:[255,0,0,0,255,0,0,0,255]}))};d.title="Lens";d.desc="Camera Lens distortion";d.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};d.prototype.onExecute=function(){var g=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,g);else if(g){this._tex=LGraphTexture.getTargetTexture(g,this._tex,this.properties.precision);var l=this.properties.aberration;this.isInputConnected(1)&&(l=this.getInputData(1),
-this.properties.aberration=l);var k=this.properties.distortion;this.isInputConnected(2)&&(k=this.getInputData(2),this.properties.distortion=k);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 n=Mesh.getScreenQuad(),a=d._shader;this._tex.drawTo(function(){g.bind(0);a.uniforms({u_texture:0,u_aberration:l,u_distortion:k,u_blur:q}).draw(n)});this.setOutputData(0,this._tex)}};d.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_aberration;\n\t\t\tuniform float u_distortion;\n\t\t\tuniform float u_blur;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = v_coord;\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\t\t\t\tdist_coord *= percent;\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n\t\t\t";
-g.registerNodeType("fx/lens",d);v.LGraphFXLens=d;var l=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}};l.title="Bokeh";l.desc="applies an Bokeh effect";l.widgets_info={shape:{widget:"texture"}};l.prototype.onExecute=function(){var d=this.getInputData(0),g=this.getInputData(1),k=this.getInputData(2);
-if(d&&k&&this.properties.shape){g||(g=d);var q=LGraphTexture.getTexture(this.properties.shape);if(q){var n=this.properties.threshold;this.isInputConnected(3)&&(n=this.getInputData(3),this.properties.threshold=n);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==d.width&&this._temp_texture.height==d.height||(this._temp_texture=new GL.Texture(d.width,d.height,{type:a,format:gl.RGBA,
-filter:gl.LINEAR}));var b=l._first_shader;b||(b=l._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,l._first_pixel_shader));var c=l._second_shader;c||(c=l._second_shader=new GL.Shader(l._second_vertex_shader,l._second_pixel_shader));var e=this._points_mesh;e&&e._width==d.width&&e._height==d.height&&2==e._spacing||(e=this.createPointsMesh(d.width,d.height,2));var f=Mesh.getScreenQuad(),m=this.properties.size,h=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){d.bind(0);
-g.bind(1);k.bind(2);b.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[d.width,d.height]}).draw(f)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);d.bind(0);q.bind(3);c.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:h,u_threshold:n,u_pointSize:m,u_itexsize:[1/d.width,1/d.height]}).draw(e,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,d)};l.prototype.createPointsMesh=function(d,g,k){for(var l=Math.round(d/k),n=Math.round(g/
-k),a=new Float32Array(l*n*2),b=-1,c=2/d*k,e=2/g*k,f=0;f<n;++f){for(var m=-1,h=0;h<l;++h){var p=f*l*2+2*h;a[p]=m;a[p+1]=b;m+=c}b+=e}this._points_mesh=GL.Mesh.load({vertices2D:a});this._points_mesh._width=d;this._points_mesh._height=g;this._points_mesh._spacing=k;return this._points_mesh};l._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";
-l._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";
-l._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";g.registerNodeType("fx/bokeh",l);v.LGraphFXBokeh=l;var q=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}};q.title="FX";q.desc="applies an FX from a list";q.widgets_info={fx:{widget:"combo",values:["halftone","pixelate","lowpalette","noise","gamma"]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};q.shaders={};q.prototype.onExecute=function(){if(this.isOutputConnected(0)){var d=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,d);else if(d){this._tex=
-LGraphTexture.getTargetTexture(d,this._tex,this.properties.precision);var g=this.properties.value1;this.isInputConnected(1)&&(g=this.getInputData(1),this.properties.value1=g);var k=this.properties.value2;this.isInputConnected(2)&&(k=this.getInputData(2),this.properties.value2=k);var l=this.properties.fx,n=q.shaders[l];if(!n){var a=q["pixel_shader_"+l];if(!a)return;n=q.shaders[l]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,a)}gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad();
-camera_planes=v.LS&&LS.Renderer._current_camera?[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far]:[1,100];var c=null;"noise"==l&&(c=LGraphTexture.getNoiseTexture());this._tex.drawTo(function(){d.bind(0);"noise"==l&&c.bind(1);n.uniforms({u_texture:0,u_noise:1,u_size:[d.width,d.height],u_rand:[Math.random(),Math.random()],u_value1:g,u_value2:k,u_camera_planes:camera_planes}).draw(b)});this.setOutputData(0,this._tex)}}};q.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";
-q.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";q.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";
-q.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";
-q.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";g.registerNodeType("fx/generic",q);v.LGraphFXGeneric=q;var r=function(){this.addInput("Tex.","Texture");this.addInput("intensity","number");this.addOutput("Texture",
+h.registerNodeType("texture/glow",x);var y=function(){this.addInput("Texture","Texture");this.addOutput("Filtered","Texture");this.properties={intensity:1,radius:5}};y.title="Kuwahara Filter";y.desc="Filters a texture giving an artistic oil canvas painting";y.max_radius=10;y._shaders=[];y.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),y.max_radius);if(0==b)this.setOutputData(0,a);else{var c=this.properties.intensity,d=h.camera_aspect;d||void 0===window.gl||(d=gl.canvas.height/gl.canvas.width);d||(d=1);d=this.properties.preserve_aspect?d:1;y._shaders[b]||(y._shaders[b]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,y.pixel_shader,{RADIUS:b.toFixed(0)}));var e=y._shaders[b],k=GL.Mesh.getScreenQuad();a.bind(0);this._temp_texture.drawTo(function(){e.uniforms({u_texture:0,
+u_intensity:c,u_resolution:[a.width,a.height],u_iResolution:[1/a.width,1/a.height]}).draw(k)});this.setOutputData(0,this._temp_texture)}}};y.pixel_shader="\n\tprecision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform float u_intensity;\n\tuniform vec2 u_resolution;\n\tuniform vec2 u_iResolution;\n\t#ifndef RADIUS\n\t\t#define RADIUS 7\n\t#endif\n\tvoid main() {\n\t\n\t\tconst int radius = RADIUS;\n\t\tvec2 fragCoord = v_coord;\n\t\tvec2 src_size = u_iResolution;\n\t\tvec2 uv = v_coord;\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\t\tint i;\n\t\tint j;\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\t\tvec3 c;\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm0 += c;\n\t\t\t\ts0 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm1 += c;\n\t\t\t\ts1 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm2 += c;\n\t\t\t\ts2 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm3 += c;\n\t\t\t\ts3 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfloat min_sigma2 = 1e+2;\n\t\tm0 /= n;\n\t\ts0 = abs(s0 / n - m0 * m0);\n\t\t\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\t\t}\n\t\t\n\t\tm1 /= n;\n\t\ts1 = abs(s1 / n - m1 * m1);\n\t\t\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\t\t}\n\t\t\n\t\tm2 /= n;\n\t\ts2 = abs(s2 / n - m2 * m2);\n\t\t\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\t\t}\n\t\t\n\t\tm3 /= n;\n\t\ts3 = abs(s3 / n - m3 * m3);\n\t\t\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\t\t}\n\t}\n\t";
+h.registerNodeType("texture/kuwahara",y);d=function(){this.addOutput("Webcam","Texture");this.properties={texture_name:""}};d.title="Webcam";d.desc="Webcam texture";d.prototype.openStream=function(){function a(c){console.log("Webcam rejected",c);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=
+!0;var b=this;navigator.getUserMedia({video:!0},this.streamReady.bind(this),a)}};d.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)})};d.prototype.onRemoved=function(){if(this._webcam_stream){var a=this._webcam_stream.getVideoTracks();a.length&&(a=a[0],a.stop&&a.stop());this._video=this._webcam_stream=null}};d.prototype.onDrawBackground=
+function(a){this.flags.collapsed||20>=this.size[1]||!this._video||(a.save(),a.webgl?this._temp_texture&&a.drawImage(this._temp_texture,0,0,this.size[0],this.size[1]):(a.translate(0,this.size[1]),a.scale(1,-1),a.drawImage(this._video,0,0,this.size[0],this.size[1])),a.restore())};d.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&this._video.videoWidth){var a=this._video.videoWidth,b=this._video.videoHeight,c=this._temp_texture;
+c&&c.width==a&&c.height==b||(this._temp_texture=new GL.Texture(a,b,{format:gl.RGB,filter:gl.LINEAR}));this._temp_texture.uploadImage(this._video);this.properties.texture_name&&(f.getTexturesContainer()[this.properties.texture_name]=this._temp_texture);this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/webcam",d);var A=function(){this.addInput("in","Texture");this.addInput("f","number");this.addOutput("out","Texture");this.properties={enabled:!0,factor:1,precision:f.LOW};this._uniforms=
+{u_texture:0,u_factor:1}};A.title="Lens FX";A.desc="distortion and chromatic aberration";A.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};A.prototype.onGetInputs=function(){return[["enabled","boolean"]]};A.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==
+a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=A._shader;c||(c=A._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,A.pixel_shader));var d=this.getInputData(1);null==d&&(d=this.properties.factor);var e=this._uniforms;e.u_factor=d;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};A.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_factor;\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\t\t\t\tvec2 cc = coord - 0.5;\n\t\t\t\tfloat dist = dot(cc, cc);\n\t\t\t\treturn coord + cc * dist * amt;\n\t\t\t}\n\t\t\t\n\t\t\tfloat sat( float t )\n\t\t\t{\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\t\t\t}\n\t\t\t\n\t\t\tfloat linterp( float t ) {\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\t\t\t}\n\t\t\t\n\t\t\tfloat remap( float t, float a, float b ) {\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\t\t\t}\n\t\t\t\n\t\t\tvec4 spectrum_offset( float t ) {\n\t\t\t\tvec4 ret;\n\t\t\t\tfloat lo = step(t,0.5);\n\t\t\t\tfloat hi = 1.0-lo;\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\t\t\t\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\t\t\t}\n\t\t\t\n\t\t\tconst float max_distort = 2.2;\n\t\t\tconst int num_iter = 12;\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\t\t\t\n\t\t\tvoid main()\n\t\t\t{\t\n\t\t\t\tvec2 uv=v_coord;\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\t\t\t\tfor ( int i=0; i<num_iter;++i )\n\t\t\t\t{\n\t\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\t\t\t\t\tvec4 w = spectrum_offset( t );\n\t\t\t\t\tsumw += w;\n\t\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\t\t\t\t}\n\t\t\t\tgl_FragColor = sumcol / sumw;\n\t\t\t}";
+h.registerNodeType("texture/lensfx",A);var D=function(){this.addInput("in","Texture");this.addInput("exp","number");this.addOutput("out","Texture");this.properties={exposition:1,precision:f.LOW};this._uniforms={u_texture:0,u_exposition:exp}};D.title="Exposition";D.desc="Controls texture exposition";D.widgets_info={exposition:{widget:"slider",min:0,max:3},precision:{widget:"combo",values:f.MODE_VALUES}};D.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 c=D._shader;c||(c=D._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,D.pixel_shader));var d=this.getInputData(1);null!=d&&(this.properties.exposition=d);var e=this._uniforms;b.drawTo(function(){gl.disable(gl.DEPTH_TEST);a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};D.pixel_shader=
+"precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_exposition;\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 = vec4( color.xyz * u_exposition, color.a );\n\t\t\t}";h.registerNodeType("texture/exposition",D);var B=function(){this.addInput("in","Texture");this.addInput("avg","number");this.addOutput("out","Texture");this.properties={enabled:!0,scale:1,gamma:1,average_lum:1,lum_white:1,
+precision:f.LOW};this._uniforms={u_texture:0,u_lumwhite2:1,u_igamma:1,u_scale:1,u_average_lum:1}};B.title="Tone Mapping";B.desc="Applies Tone Mapping to convert from high to low";B.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};B.prototype.onGetInputs=function(){return[["enabled","boolean"]]};B.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,
+a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=B._shader;c||(c=B._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,B.pixel_shader));var d=this.getInputData(1);null!=d&&(this.properties.average_lum=d);var e=this._uniforms;e.u_lumwhite2=this.properties.lum_white*this.properties.lum_white;e.u_scale=this.properties.scale;e.u_average_lum=this.properties.average_lum;
+e.u_igamma=1/this.properties.gamma;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._temp_texture)}};B.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_average_lum;\n\t\t\tuniform float u_lumwhite2;\n\t\t\tuniform float u_igamma;\n\t\t\tvec3 RGB2xyY (vec3 rgb)\n\t\t\t{\n\t\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\t\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\t   0.0193, 0.1192, 0.9505);\n\t\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\t\t\t\t\n\t\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\t\t\t\treturn vec3(XYZ.x / f,\n\t\t\t\t\t\t\tXYZ.y / f,\n\t\t\t\t\t\t\tXYZ.y);\n\t\t\t}\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 rgb = color.xyz;\n\t\t\t\t//Ld - this part of the code is the same for both versions\n\t\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\t\t\t\tfloat L = (u_scale / u_average_lum) * lum;\n\t\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\t\t\t\t//first\n\t\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\t\t\t\t//xyY.z *= Ld;\n\t\t\t\t//rgb = xyYtoRGB(xyY);\n\t\t\t\t//second\n\t\t\t\trgb = (rgb / lum) * Ld;\n\t\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\t\t\t\tgl_FragColor = vec4( rgb, color.a );\n\t\t\t}";
+h.registerNodeType("texture/tonemapping",B);var v=function(){this.addOutput("out","Texture");this.properties={width:512,height:512,seed:0,persistence:0.1,octaves:8,scale:1,offset:[0,0],amplitude:1,precision:f.DEFAULT};this._key=0;this._uniforms={u_persistence:0.1,u_seed:0,u_offset:vec2.create(),u_scale:1,u_viewport:vec2.create()}};v.title="Perlin";v.desc="Generates a perlin noise texture";v.widgets_info={precision:{widget:"combo",values:f.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}};v.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 c=f.getTextureType(this.properties.precision),d=this._temp_texture;d&&d.width==a&&d.height==b&&d.type==c||(d=this._temp_texture=new GL.Texture(a,b,{type:c,format:gl.RGB,filter:gl.LINEAR}));c=a+b+c+this.properties.persistence+this.properties.octaves+
+this.properties.scale+this.properties.seed+this.properties.offset[0]+this.properties.offset[1]+this.properties.amplitude;if(c!=this._key){this._key=c;var e=this._uniforms;e.u_persistence=this.properties.persistence;e.u_octaves=this.properties.octaves;e.u_offset[0]=this.properties.offset[0];e.u_offset[1]=this.properties.offset[1];e.u_scale=this.properties.scale;e.u_amplitude=this.properties.amplitude;e.u_viewport[0]=a;e.u_viewport[1]=b;e.u_seed=128*this.properties.seed;var k=v._shader;k||(k=v._shader=
+new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,v.pixel_shader));gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);d.drawTo(function(){k.uniforms(e).draw(GL.Mesh.getScreenQuad())})}this.setOutputData(0,d)}};v.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_offset;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_persistence;\n\t\t\tuniform int u_octaves;\n\t\t\tuniform float u_amplitude;\n\t\t\tuniform vec2 u_viewport;\n\t\t\tuniform float u_seed;\n\t\t\t#define M_PI 3.14159265358979323846\n\t\t\t\n\t\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\t\n\t\t\tfloat noise(vec2 p, float freq ){\n\t\t\t\tfloat unit = u_viewport.x/freq;\n\t\t\t\tvec2 ij = floor(p/unit);\n\t\t\t\tvec2 xy = mod(p,unit)/unit;\n\t\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\t\t\t\txy = .5*(1.-cos(M_PI*xy));\n\t\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\t\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\t\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\t\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\t\t\t\tfloat x1 = mix(a, b, xy.x);\n\t\t\t\tfloat x2 = mix(c, d, xy.x);\n\t\t\t\treturn mix(x1, x2, xy.y);\n\t\t\t}\n\t\t\t\n\t\t\tfloat pNoise(vec2 p, int res){\n\t\t\t\tfloat persistance = u_persistence;\n\t\t\t\tfloat n = 0.;\n\t\t\t\tfloat normK = 0.;\n\t\t\t\tfloat f = 4.;\n\t\t\t\tfloat amp = 1.0;\n\t\t\t\tint iCount = 0;\n\t\t\t\tfor (int i = 0; i<50; i++){\n\t\t\t\t\tn+=amp*noise(p, f);\n\t\t\t\t\tf*=2.;\n\t\t\t\t\tnormK+=amp;\n\t\t\t\t\tamp*=persistance;\n\t\t\t\t\tif (iCount >= res)\n\t\t\t\t\t\tbreak;\n\t\t\t\t\tiCount++;\n\t\t\t\t}\n\t\t\t\tfloat nf = n/normK;\n\t\t\t\treturn nf*nf*nf*nf;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\t\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\t\t\t\tgl_FragColor = color;\n\t\t\t}";
+h.registerNodeType("texture/perlin",v);d=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:f.DEFAULT};this._temp_texture=this._func=null};d.title="Canvas2D";d.desc="Executes Canvas2D code inside a texture or the viewport";d.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES},code:{type:"code"},width:{type:"Number",precision:0,step:1},height:{type:"Number",precision:0,step:1}};d.prototype.onPropertyChanged=function(a,b){if("code"==a&&h.allow_scripts){this._func=
+null;try{this._func=new Function("canvas","ctx","time","script",b),this.boxcolor="#00FF00"}catch(c){this.boxcolor="#FF0000",console.error("Error parsing script"),console.error(c)}}};d.prototype.onExecute=function(){var a=this._func;if(a&&this.isOutputConnected(0))if(t.enableWebGLCanvas){var b=this.properties.width||gl.canvas.width,c=this.properties.height||gl.canvas.height,d=this._temp_texture;d&&d.width==b&&d.height==c||(d=this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));
+var e=this,k=this.graph.getTime();d.drawTo(function(){gl.start2D();try{a.draw?a.draw.call(e,gl.canvas,gl,k,a):a.call(e,gl.canvas,gl,k,a),e.boxcolor="#00FF00"}catch(b){e.boxcolor="#FF0000",console.error("Error executing script"),console.error(b)}gl.finish2D()});this.setOutputData(0,d)}else console.warn("cannot use LGraphTextureCanvas2D if Canvas2DtoWebGL is not included")};h.registerNodeType("texture/canvas2D",d);var z=function(){this.addInput("in","Texture");this.addOutput("out","Texture");this.properties=
+{key_color:vec3.fromValues(0,1,0),threshold:0.8,slope:0.2,precision:f.DEFAULT}};z.title="Matte";z.desc="Extracts background";z.widgets_info={key_color:{widget:"color"},precision:{widget:"combo",values:f.MODE_VALUES}};z.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else if(a){this._tex=f.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,c=Mesh.getScreenQuad(),d=z._shader;d||(d=z._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,z.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);d.uniforms(b).draw(c)});this.setOutputData(0,this._tex)}}};z.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec3 u_key_color;\n\t\t\tuniform float u_threshold;\n\t\t\tuniform float u_slope;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\t\t\t}";
+h.registerNodeType("texture/matte",z);d=function(){this.addOutput("Cubemap","Cubemap");this.properties={name:""};this.size=[f.image_preview_size,f.image_preview_size]};d.title="Cubemap";d.prototype.onDropFile=function(a,b,c){a?(this._drop_texture="string"==typeof a?GL.Texture.fromURL(a):GL.Texture.fromDDSInMemory(a),this.properties.name=b):(this._drop_texture=null,this.properties.name="")};d.prototype.onExecute=function(){if(this._drop_texture)this.setOutputData(0,this._drop_texture);else if(this.properties.name){var a=
+f.getTexture(this.properties.name);a&&(this._last_tex=a,this.setOutputData(0,a))}};d.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||a.webgl&&(gl.meshes.cube||(gl.meshes.cube=GL.Mesh.cube({size:1})))};h.registerNodeType("texture/cubemap",d)}})(this);
+(function(t){var h=t.LiteGraph;if("undefined"!=typeof GL){var f=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};f._shader||(f._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,f.pixel_shader),f._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]}))};f.title="Lens";f.desc="Camera Lens distortion";f.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};f.prototype.onExecute=function(){var d=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,d);else if(d){this._tex=LGraphTexture.getTargetTexture(d,this._tex,this.properties.precision);var h=this.properties.aberration;this.isInputConnected(1)&&(h=this.getInputData(1),
+this.properties.aberration=h);var n=this.properties.distortion;this.isInputConnected(2)&&(n=this.getInputData(2),this.properties.distortion=n);var l=this.properties.blur;this.isInputConnected(3)&&(l=this.getInputData(3),this.properties.blur=l);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var m=Mesh.getScreenQuad(),c=f._shader;this._tex.drawTo(function(){d.bind(0);c.uniforms({u_texture:0,u_aberration:h,u_distortion:n,u_blur:l}).draw(m)});this.setOutputData(0,this._tex)}};f.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_aberration;\n\t\t\tuniform float u_distortion;\n\t\t\tuniform float u_blur;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = v_coord;\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\t\t\t\tdist_coord *= percent;\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n\t\t\t";
+h.registerNodeType("fx/lens",f);t.LGraphFXLens=f;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 d=this.getInputData(0),f=this.getInputData(1),h=this.getInputData(2);
+if(d&&h&&this.properties.shape){f||(f=d);var l=LGraphTexture.getTexture(this.properties.shape);if(l){var m=this.properties.threshold;this.isInputConnected(3)&&(m=this.getInputData(3),this.properties.threshold=m);var c=gl.UNSIGNED_BYTE;this.properties.high_precision&&(c=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==c&&this._temp_texture.width==d.width&&this._temp_texture.height==d.height||(this._temp_texture=new GL.Texture(d.width,d.height,{type:c,format:gl.RGBA,
+filter:gl.LINEAR}));var a=n._first_shader;a||(a=n._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,n._first_pixel_shader));var b=n._second_shader;b||(b=n._second_shader=new GL.Shader(n._second_vertex_shader,n._second_pixel_shader));var g=this._points_mesh;g&&g._width==d.width&&g._height==d.height&&2==g._spacing||(g=this.createPointsMesh(d.width,d.height,2));var r=Mesh.getScreenQuad(),e=this.properties.size,k=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){d.bind(0);
+f.bind(1);h.bind(2);a.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[d.width,d.height]}).draw(r)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);d.bind(0);l.bind(3);b.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:k,u_threshold:m,u_pointSize:e,u_itexsize:[1/d.width,1/d.height]}).draw(g,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,d)};n.prototype.createPointsMesh=function(d,f,h){for(var l=Math.round(d/h),m=Math.round(f/
+h),c=new Float32Array(l*m*2),a=-1,b=2/d*h,g=2/f*h,n=0;n<m;++n){for(var e=-1,k=0;k<l;++k){var q=n*l*2+2*k;c[q]=e;c[q+1]=a;e+=b}a+=g}this._points_mesh=GL.Mesh.load({vertices2D:c});this._points_mesh._width=d;this._points_mesh._height=f;this._points_mesh._spacing=h;return this._points_mesh};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";h.registerNodeType("fx/bokeh",n);t.LGraphFXBokeh=n;var d=function(){this.addInput("Texture","Texture");this.addInput("value1","number");this.addInput("value2","number");this.addOutput("Texture",
+"Texture");this.properties={fx:"halftone",value1:1,value2:1,precision:LGraphTexture.DEFAULT}};d.title="FX";d.desc="applies an FX from a list";d.widgets_info={fx:{widget:"combo",values:["halftone","pixelate","lowpalette","noise","gamma"]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};d.shaders={};d.prototype.onExecute=function(){if(this.isOutputConnected(0)){var f=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,f);else if(f){this._tex=
+LGraphTexture.getTargetTexture(f,this._tex,this.properties.precision);var h=this.properties.value1;this.isInputConnected(1)&&(h=this.getInputData(1),this.properties.value1=h);var n=this.properties.value2;this.isInputConnected(2)&&(n=this.getInputData(2),this.properties.value2=n);var l=this.properties.fx,m=d.shaders[l];if(!m){var c=d["pixel_shader_"+l];if(!c)return;m=d.shaders[l]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,c)}gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=Mesh.getScreenQuad();
+camera_planes=t.LS&&LS.Renderer._current_camera?[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far]:[1,100];var b=null;"noise"==l&&(b=LGraphTexture.getNoiseTexture());this._tex.drawTo(function(){f.bind(0);"noise"==l&&b.bind(1);m.uniforms({u_texture:0,u_noise:1,u_size:[f.width,f.height],u_rand:[Math.random(),Math.random()],u_value1:h,u_value2:n,u_camera_planes:camera_planes}).draw(a)});this.setOutputData(0,this._tex)}}};d.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";
+d.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";d.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";
+d.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";
+d.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";h.registerNodeType("fx/generic",d);t.LGraphFXGeneric=d;var r=function(){this.addInput("Tex.","Texture");this.addInput("intensity","number");this.addOutput("Texture",
 "Texture");this.properties={intensity:1,invert:!1,precision:LGraphTexture.DEFAULT};r._shader||(r._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,r.pixel_shader))};r.title="Vigneting";r.desc="Vigneting";r.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};r.prototype.onExecute=function(){var d=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,d);else if(d){this._tex=LGraphTexture.getTargetTexture(d,this._tex,this.properties.precision);
-var 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 k=Mesh.getScreenQuad(),l=r._shader,n=this.properties.invert;this._tex.drawTo(function(){d.bind(0);l.uniforms({u_texture:0,u_intensity:g,u_isize:[1/d.width,1/d.height],u_invert:n?1:0}).draw(k)});this.setOutputData(0,this._tex)}};r.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";
-g.registerNodeType("fx/vigneting",r);v.LGraphFXVigneting=r}})(this);
-(function(v){function g(d){this.cmd=this.channel=0;d?this.setup(d):this.data=[0,0,0]}function d(d,a){navigator.requestMIDIAccess?(this.on_ready=d,this.state={note:[],cc:[]},navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this),this.onMIDIFailure.bind(this))):(this.error="not suppoorted",a?a("Not supported"):console.error("MIDI NOT SUPPORTED, enable by chrome://flags"))}function l(){this.addOutput("on_midi",t.EVENT);this.addOutput("out","midi");this.properties={port:0};this._current_midi_event=
-this._last_midi_event=null;var g=this;new d(function(a){g._midi=a;if(g._waiting)g.onStart();g._waiting=!1})}function q(){this.addInput("send",t.EVENT);this.properties={port:0};var g=this;new d(function(a){g._midi=a})}function r(){this.addInput("on_midi",t.EVENT);this._str="";this.size=[200,40]}function s(){this.properties={channel:-1,cmd:-1,min_value:-1,max_value:-1};this.addInput("in",t.EVENT);this.addOutput("on_midi",t.EVENT)}function u(){this.properties={channel:0,cmd:"CC",value1:1,value2:1};this.addInput("send",
-t.EVENT);this.addInput("assign",t.EVENT);this.addOutput("on_midi",t.EVENT)}function k(){this.properties={cc:1,value:0};this.addOutput("value","number")}var t=v.LiteGraph;g.prototype.setup=function(d){this.data=d;this.status=d=d[0];var a=d&240;this.cmd=240<=d?d:a;this.cmd==g.NOTEON&&0==this.velocity&&(this.cmd=g.NOTEOFF);this.cmd_str=g.commands[this.cmd]||"";if(a>=g.NOTEON||a<=g.NOTEOFF)this.channel=d&15};Object.defineProperty(g.prototype,"velocity",{get:function(){return this.cmd==g.NOTEON?this.data[2]:
--1},set:function(d){this.data[2]=d},enumerable:!0});g.notes="A A# B C C# D D# E F F# G G#".split(" ");g.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};g.computePitch=function(d){return 440*Math.pow(2,(d-69)/12)};g.prototype.getCC=function(){return this.data[1]};g.prototype.getCCValue=function(){return this.data[2]};g.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};g.computePitchBend=function(d,a){return d+(a<<7)-8192};g.prototype.setCommandFromString=
-function(d){this.cmd=g.computeCommandFromString(d)};g.computeCommandFromString=function(d){if(!d)return 0;if(d&&d.constructor===Number)return d;d=d.toUpperCase();switch(d){case "NOTE ON":case "NOTEON":return g.NOTEON;case "NOTE OFF":case "NOTEOFF":return g.NOTEON;case "KEY PRESSURE":case "KEYPRESSURE":return g.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return g.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return g.PROGRAMCHANGE;case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return g.CHANNELPRESSURE;
-case "PITCH BEND":case "PITCHBEND":return g.PITCHBEND;case "TIME TICK":case "TIMETICK":return g.TIMETICK;default:return Number(d)}};g.toNoteString=function(d){var a;a=(d-21)%12;0>a&&(a=12+a);return g.notes[a]+Math.floor((d-24)/12+1)};g.prototype.toString=function(){var d=""+this.channel+". ";switch(this.cmd){case g.NOTEON:d+="NOTEON "+g.toNoteString(this.data[1]);break;case g.NOTEOFF:d+="NOTEOFF "+g.toNoteString(this.data[1]);break;case g.CONTROLLERCHANGE:d+="CC "+this.data[1]+" "+this.data[2];break;
-case g.PROGRAMCHANGE:d+="PC "+this.data[1];break;case g.PITCHBEND:d+="PITCHBEND "+this.getPitchBend();break;case g.KEYPRESSURE:d+="KEYPRESS "+this.data[1]}return d};g.prototype.toHexString=function(){for(var d="",a=0;a<this.data.length;a++)d+=this.data[a].toString(16)+" "};g.NOTEOFF=128;g.NOTEON=144;g.KEYPRESSURE=160;g.CONTROLLERCHANGE=176;g.PROGRAMCHANGE=192;g.CHANNELPRESSURE=208;g.PITCHBEND=224;g.TIMETICK=248;g.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"};d.input=null;d.MIDIEvent=g;d.prototype.onMIDISuccess=function(d){console.log("MIDI ready!");console.log(d);this.midi=d;this.updatePorts();if(this.on_ready)this.on_ready(this)};d.prototype.updatePorts=function(){var d=this.midi;this.input_ports=d.inputs;for(var a=0,b=this.input_ports.values(),c=b.next();c&&
-!1===c.done;)c=c.value,console.log("Input port [type:'"+c.type+"'] id:'"+c.id+"' manufacturer:'"+c.manufacturer+"' name:'"+c.name+"' version:'"+c.version+"'"),a++,c=b.next();this.num_input_ports=a;a=0;this.output_ports=d.outputs;b=this.output_ports.values();for(c=b.next();c&&!1===c.done;)c=c.value,console.log("Output port [type:'"+c.type+"'] id:'"+c.id+"' manufacturer:'"+c.manufacturer+"' name:'"+c.name+"' version:'"+c.version+"'"),a++,c=b.next();this.num_output_ports=a};d.prototype.onMIDIFailure=
-function(d){console.error("Failed to get MIDI access - "+d)};d.prototype.openInputPort=function(k,a){var b=this.input_ports.get("input-"+k);if(!b)return!1;d.input=this;var c=this;b.onmidimessage=function(b){var f=new g(b.data);c.updateState(f);a&&a(b.data,f);if(d.on_message)d.on_message(b.data,f)};console.log("port open: ",b);return!0};d.parseMsg=function(d){};d.prototype.updateState=function(d){switch(d.cmd){case g.NOTEON:this.state.note[d.value1|0]=d.value2;break;case g.NOTEOFF:this.state.note[d.value1|
-0]=0;break;case g.CONTROLLERCHANGE:this.state.cc[d.getCC()]=d.getCCValue()}};d.prototype.sendMIDI=function(k,a){if(a){var b=this.output_ports.get("output-"+k);b&&(d.output=this,a.constructor===g?b.send(a.data):b.send(a))}};l.MIDIInterface=d;l.title="MIDI Input";l.desc="Reads MIDI from a input port";l.prototype.getPropertyInfo=function(d){if(this._midi&&"port"==d){d={};for(var a=0;a<this._midi.input_ports.size;++a){var b=this._midi.input_ports.get("input-"+a);d[a]=a+".- "+b.name+" version:"+b.version}return{type:"enum",
-values:d}}};l.prototype.onStart=function(){this._midi?this._midi.openInputPort(this.properties.port,this.onMIDIEvent.bind(this)):this._waiting=!0};l.prototype.onMIDIEvent=function(d,a){this._last_midi_event=a;this.trigger("on_midi",a);a.cmd==g.NOTEON?this.trigger("on_noteon",a):a.cmd==g.NOTEOFF?this.trigger("on_noteoff",a):a.cmd==g.CONTROLLERCHANGE?this.trigger("on_cc",a):a.cmd==g.PROGRAMCHANGE?this.trigger("on_pc",a):a.cmd==g.PITCHBEND&&this.trigger("on_pitchbend",a)};l.prototype.onExecute=function(){if(this.outputs)for(var d=
-this._last_midi_event,a=0;a<this.outputs.length;++a){var b=null;switch(this.outputs[a].name){case "midi":b=this._midi;break;case "last_midi":b=d;break;default:continue}this.setOutputData(a,b)}};l.prototype.onGetOutputs=function(){return[["last_midi","midi"],["on_midi",t.EVENT],["on_noteon",t.EVENT],["on_noteoff",t.EVENT],["on_cc",t.EVENT],["on_pc",t.EVENT],["on_pitchbend",t.EVENT]]};t.registerNodeType("midi/input",l);q.MIDIInterface=d;q.title="MIDI Output";q.desc="Sends MIDI to output channel";q.prototype.getPropertyInfo=
-function(d){if(this._midi&&"port"==d){d={};for(var a=0;a<this._midi.output_ports.size;++a){var b=this._midi.output_ports.get(a);d[a]=a+".- "+b.name+" version:"+b.version}return{type:"enum",values:d}}};q.prototype.onAction=function(d,a){console.log(a);this._midi&&("send"==d&&this._midi.sendMIDI(this.port,a),this.trigger("midi",a))};q.prototype.onGetInputs=function(){return[["send",t.ACTION]]};q.prototype.onGetOutputs=function(){return[["on_midi",t.EVENT]]};t.registerNodeType("midi/output",q);r.title=
-"MIDI Show";r.desc="Shows MIDI in the graph";r.prototype.onAction=function(d,a){a&&(this._str=a.constructor===g?a.toString():"???")};r.prototype.onDrawForeground=function(d){this._str&&(d.font="30px Arial",d.fillText(this._str,10,0.8*this.size[1]))};r.prototype.onGetInputs=function(){return[["in",t.ACTION]]};r.prototype.onGetOutputs=function(){return[["on_midi",t.EVENT]]};t.registerNodeType("midi/show",r);s.title="MIDI Filter";s.desc="Filters MIDI messages";s.prototype.onAction=function(d,a){!a||
-a.constructor!==g||-1!=this.properties.channel&&a.channel!=this.properties.channel||-1!=this.properties.cmd&&a.cmd!=this.properties.cmd||-1!=this.properties.min_value&&a.data[1]<this.properties.min_value||-1!=this.properties.max_value&&a.data[1]>this.properties.max_value||this.trigger("on_midi",a)};t.registerNodeType("midi/filter",s);u.title="MIDIEvent";u.desc="Create a MIDI Event";u.prototype.onAction=function(d,a){"assign"==d?(this.properties.channel=a.channel,this.properties.cmd=a.cmd,this.properties.value1=
-a.data[1],this.properties.value2=a.data[2]):(a=new g,a.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?a.setCommandFromString(this.properties.cmd):a.cmd=this.properties.cmd,a.data[0]=a.cmd|a.channel,a.data[1]=Number(this.properties.value1),a.data[2]=Number(this.properties.value2),this.trigger("on_midi",a))};u.prototype.onExecute=function(){var d=this.properties;if(this.outputs)for(var a=0;a<this.outputs.length;++a){var b=null;switch(this.outputs[a].name){case "midi":b=
-new g;b.setup([d.cmd,d.value1,d.value2]);b.channel=d.channel;break;case "command":b=d.cmd;break;case "cc":b=d.value1;break;case "cc_value":b=d.value2;break;case "note":b=d.cmd==g.NOTEON||d.cmd==g.NOTEOFF?d.value1:null;break;case "velocity":b=d.cmd==g.NOTEON?d.value2:null;break;case "pitch":b=d.cmd==g.NOTEON?g.computePitch(d.value1):null;break;case "pitchbend":b=d.cmd==g.PITCHBEND?g.computePitchBend(d.value1,d.value2):null;break;default:continue}null!==b&&this.setOutputData(a,b)}};u.prototype.onPropertyChanged=
-function(d,a){"cmd"==d&&(this.properties.cmd=g.computeCommandFromString(a))};u.prototype.onGetOutputs=function(){return[["midi","midi"],["on_midi",t.EVENT],["command","number"],["note","number"],["velocity","number"],["cc","number"],["cc_value","number"],["pitch","number"],["pitchbend","number"]]};t.registerNodeType("midi/event",u);k.title="MIDICC";k.desc="gets a Controller Change";k.prototype.onExecute=function(){d.input&&(this.properties.value=d.input.state.cc[this.properties.cc]);this.setOutputData(0,
-this.properties.value)};t.registerNodeType("midi/cc",k)})(this);
-(function(v){function g(){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=m.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain;this.properties.src&&this.loadSound(this.properties.src)}function d(){this.properties={fftSize:2048,minDecibels:-100,maxDecibels:-10,
-smoothingTimeConstant:0.5};this.audionode=m.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=m.getAudioContext().createGain();this.addInput("in","audio");this.addInput("gain","number");this.addOutput("out","audio")}function q(){this.properties={impulse_src:"",normalize:!0};this.audionode=m.getAudioContext().createConvolver();this.addInput("in","audio");this.addOutput("out","audio")}function r(){this.properties={threshold:-50,knee:40,ratio:12,reduction:-20,attack:0,release:0.25};this.audionode=m.getAudioContext().createDynamicsCompressor();this.addInput("in","audio");this.addOutput("out",
-"audio")}function s(){this.properties={};this.audionode=m.getAudioContext().createWaveShaper();this.addInput("in","audio");this.addInput("shape","waveshape");this.addOutput("out","audio")}function u(){this.properties={gain1:0.5,gain2:0.5};this.audionode=m.getAudioContext().createGain();this.audionode1=m.getAudioContext().createGain();this.audionode1.gain.value=this.properties.gain1;this.audionode2=m.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 k(){this.properties={delayTime:0.5};this.audionode=m.getAudioContext().createDelay(10);this.audionode.delayTime.value=this.properties.delayTime;this.addInput("in","audio");this.addInput("time","number");this.addOutput("out","audio")}function t(){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=m.getAudioContext().createBiquadFilter();this.addInput("in","audio");this.addOutput("out","audio")}function n(){this.properties={frequency:440,detune:0,type:"sine"};this.addProperty("type","sine","enum",{values:["sine","square","sawtooth","triangle","custom"]});this.audionode=m.getAudioContext().createOscillator();this.addOutput("out","audio")}function a(){this.properties={continuous:!0,
-mark:-1};this.addInput("data","array");this.addInput("mark","number");this.size=[300,200];this._last_buffer=null}function b(){this.properties={band:440,amplitude:1};this.addInput("freqs","array");this.addOutput("signal","number")}function c(){if(!c.default_code){var a=c.default_function.toString(),b=a.indexOf("{")+1,d=a.lastIndexOf("}");c.default_code=a.substr(b,d-b)}this.properties={code:c.default_code};a=m.getAudioContext();a.createScriptProcessor?this.audionode=a.createScriptProcessor(4096,1,1):
-(console.warn("ScriptProcessorNode deprecated"),this.audionode=a.createGain());this.processCode();c._bypass_function||(c._bypass_function=this.audionode.onaudioprocess);this.addInput("in","audio");this.addOutput("out","audio")}function e(){this.audionode=m.getAudioContext().destination;this.addInput("in","audio")}var f=v.LiteGraph,m={};v.LGAudio=m;m.getAudioContext=function(){if(!this._audio_context){window.AudioContext=window.AudioContext||window.webkitAudioContext;if(!window.AudioContext)return console.error("AudioContext not supported by browser"),
-null;this._audio_context=new AudioContext;this._audio_context.onmessage=function(a){console.log("msg",a)};this._audio_context.onended=function(a){console.log("ended",a)};this._audio_context.oncomplete=function(a){console.log("complete",a)}}return this._audio_context};m.connect=function(a,b){try{a.connect(b)}catch(c){console.warn("LGraphAudio:",c)}};m.disconnect=function(a,b){try{a.disconnect(b)}catch(c){console.warn("LGraphAudio:",c)}};m.changeAllAudiosConnections=function(a,b){if(a.inputs)for(var c=
-0;c<a.inputs.length;++c){var d=a.graph.links[a.inputs[c].link];if(d){var e=a.graph.getNodeById(d.origin_id),f=null,f=e.getAudioNodeInOutputSlot?e.getAudioNodeInOutputSlot(d.origin_slot):e.audionode,d=null,d=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(c):a.audionode;b?m.connect(f,d):m.disconnect(f,d)}}if(a.outputs)for(c=0;c<a.outputs.length;++c)for(var e=a.outputs[c],g=0;g<e.links.length;++g)if(d=a.graph.links[e.links[g]]){var f=a.getAudioNodeInOutputSlot?a.getAudioNodeInOutputSlot(c):a.audionode,
-k=a.graph.getNodeById(d.target_id),d=k.getAudioNodeInInputSlot?k.getAudioNodeInInputSlot(d.target_slot):k.audionode;b?m.connect(f,d):m.disconnect(f,d)}};m.onConnectionsChange=function(a,b,c,d){if(a==f.OUTPUT&&(a=null,d&&(a=this.graph.getNodeById(d.target_id)),a)){var e=null,e=this.getAudioNodeInOutputSlot?this.getAudioNodeInOutputSlot(b):this.audionode;b=null;b=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(d.target_slot):a.audionode;c?m.connect(e,b):m.disconnect(e,b)}};m.createAudioNodeWrapper=
-function(a){var b=a.prototype.onPropertyChanged;a.prototype.onPropertyChanged=function(a,c){b&&b.call(this,a,c);this.audionode&&void 0!==this.audionode[a]&&(void 0!==this.audionode[a].value?this.audionode[a].value=c:this.audionode[a]=c)};a.prototype.onConnectionsChange=m.onConnectionsChange};m.cached_audios={};m.loadSound=function(a,b,c){function d(a){console.log("Audio loading sample error:",a);c&&c(a)}if(m.cached_audios[a]&&-1==a.indexOf("blob:"))b&&b(m.cached_audios[a]);else{m.onProcessAudioURL&&
-(a=m.onProcessAudioURL(a));var e=new XMLHttpRequest;e.open("GET",a,!0);e.responseType="arraybuffer";var f=m.getAudioContext();e.onload=function(){console.log("AudioSource loaded");f.decodeAudioData(e.response,function(c){console.log("AudioSource decoded");m.cached_audios[a]=c;b&&b(c)},d)};e.send();return e}};g["@src"]={widget:"resource"};g.supported_extensions=["wav","ogg","mp3"];g.prototype.onAdded=function(a){if(a.status===LGraph.STATUS_RUNNING)this.onStart()};g.prototype.onStart=function(){this._audiobuffer&&
-this.properties.autoplay&&this.playBuffer(this._audiobuffer)};g.prototype.onStop=function(){this.stopAllSounds()};g.prototype.onPause=function(){this.pauseAllSounds()};g.prototype.onUnpause=function(){this.unpauseAllSounds()};g.prototype.onRemoved=function(){this.stopAllSounds();this._dropped_url&&URL.revokeObjectURL(this._url)};g.prototype.stopAllSounds=function(){for(var a=0;a<this._audionodes.length;++a)this._audionodes[a].started&&(this._audionodes[a].started=!1,this._audionodes[a].stop());this._audionodes.length=
-0};g.prototype.pauseAllSounds=function(){m.getAudioContext().suspend()};g.prototype.unpauseAllSounds=function(){m.getAudioContext().resume()};g.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);if(void 0!==c)if("gain"==b.name)this.audionode.gain.value=c;else if("playbackRate"==b.name)for(this.properties.playbackRate=c,b=0;b<this._audionodes.length;++b)this._audionodes[b].playbackRate.value=c}}if(this.outputs)for(a=
-0;a<this.outputs.length;++a)"buffer"==this.outputs[a].name&&this._audiobuffer&&this.setOutputData(a,this._audiobuffer)};g.prototype.onAction=function(a){this._audiobuffer&&("Play"==a?this.playBuffer(this._audiobuffer):"Stop"==a&&this.stopAllSounds())};g.prototype.onPropertyChanged=function(a,b){if("src"==a)this.loadSound(b);else if("gain"==a)this.audionode.gain.value=b;else if("playbackRate"==a)for(var c=0;c<this._audionodes.length;++c)this._audionodes[c].playbackRate.value=b};g.prototype.playBuffer=
-function(a){var b=this,c=m.getAudioContext().createBufferSource();this._last_sourcenode=c;c.graphnode=this;c.buffer=a;c.loop=this.properties.loop;c.playbackRate.value=this.properties.playbackRate;this._audionodes.push(c);c.connect(this.audionode);this._audionodes.push(c);c.onended=function(){b.trigger("ended");var a=b._audionodes.indexOf(c);-1!=a&&b._audionodes.splice(a,1)};c.started||(c.started=!0,c.start());return c};g.prototype.loadSound=function(a){function b(a){this.boxcolor=f.NODE_DEFAULT_BOXCOLOR;
-c._audiobuffer=a;c._loading_audio=!1;if(c.graph&&c.graph.status===LGraph.STATUS_RUNNING)c.onStart()}var c=this;this._request&&(this._request.abort(),this._request=null);this._audiobuffer=null;this._loading_audio=!1;a&&(this._request=m.loadSound(a,b),this._loading_audio=!0,this.boxcolor="#AA4")};g.prototype.onConnectionsChange=m.onConnectionsChange;g.prototype.onGetInputs=function(){return[["playbackRate","number"],["Play",f.ACTION],["Stop",f.ACTION]]};g.prototype.onGetOutputs=function(){return[["buffer",
-"audiobuffer"],["ended",f.EVENT]]};g.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);a=URL.createObjectURL(a);this.properties.src=a;this.loadSound(a);this._dropped_url=a};g.title="Source";g.desc="Plays audio";f.registerNodeType("audio/source",g);d.prototype.onPropertyChanged=function(a,b){this.audionode[a]=b};d.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.audionode.frequencyBinCount;this._freq_bin&&this._freq_bin.length==a||(this._freq_bin=
-new Uint8Array(a));this.audionode.getByteFrequencyData(this._freq_bin);this.setOutputData(0,this._freq_bin)}this.isOutputConnected(1)&&(a=this.audionode.frequencyBinCount,this._time_bin&&this._time_bin.length==a||(this._time_bin=new Uint8Array(a)),this.audionode.getByteTimeDomainData(this._time_bin),this.setOutputData(1,this._time_bin));for(a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};d.prototype.onGetInputs=
-function(){return[["minDecibels","number"],["maxDecibels","number"],["smoothingTimeConstant","number"]]};d.prototype.onGetOutputs=function(){return[["freqs","array"],["samples","array"]]};d.title="Analyser";d.desc="Audio Analyser";f.registerNodeType("audio/analyser",d);l.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}};m.createAudioNodeWrapper(l);l.title=
-"Gain";l.desc="Audio gain";f.registerNodeType("audio/gain",l);m.createAudioNodeWrapper(q);q.prototype.onRemove=function(){this._dropped_url&&URL.revokeObjectURL(this._dropped_url)};q.prototype.onPropertyChanged=function(a,b){"impulse_src"==a?this.loadImpulse(b):"normalize"==a&&(this.audionode.normalize=b)};q.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);this._dropped_url=URL.createObjectURL(a);this.properties.impulse_src=this._dropped_url;this.loadImpulse(this._dropped_url)};
-q.prototype.loadImpulse=function(a){function b(a){c._impulse_buffer=a;c.audionode.buffer=a;console.log("Impulse signal set");c._loading_impulse=!1}var c=this;this._request&&(this._request.abort(),this._request=null);this._impulse_buffer=null;this._loading_impulse=!1;a&&(this._request=m.loadSound(a,b),this._loading_impulse=!0)};q.title="Convolver";q.desc="Convolves the signal (used for reverb)";f.registerNodeType("audio/convolver",q);m.createAudioNodeWrapper(r);r.prototype.onExecute=function(){if(this.inputs&&
-this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};r.prototype.onGetInputs=function(){return[["threshold","number"],["knee","number"],["ratio","number"],["reduction","number"],["attack","number"],["release","number"]]};r.title="DynamicsCompressor";r.desc="Dynamics Compressor";f.registerNodeType("audio/dynamicsCompressor",r);s.prototype.onExecute=function(){if(this.inputs&&this.inputs.length){var a=
-this.getInputData(1);void 0!==a&&(this.audionode.curve=a)}};s.prototype.setWaveShape=function(a){this.audionode.curve=a};m.createAudioNodeWrapper(s);u.prototype.getAudioNodeInInputSlot=function(a){if(0==a)return this.audionode1;if(2==a)return this.audionode2};u.prototype.onPropertyChanged=function(a,b){"gain1"==a?this.audionode1.gain.value=b:"gain2"==a&&(this.audionode2.gain.value=b)};u.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];
-null!=b.link&&"audio"!=b.type&&(b=this.getInputData(a),void 0!==b&&(1==a?this.audionode1.gain.value=b:3==a&&(this.audionode2.gain.value=b)))}};m.createAudioNodeWrapper(u);u.title="Mixer";u.desc="Audio mixer";f.registerNodeType("audio/mixer",u);m.createAudioNodeWrapper(k);k.prototype.onExecute=function(){var a=this.getInputData(1);void 0!==a&&(this.audionode.delayTime.value=a)};k.title="Delay";k.desc="Audio delay";f.registerNodeType("audio/delay",k);t.prototype.onExecute=function(){if(this.inputs&&
-this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};t.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["Q","number"]]};m.createAudioNodeWrapper(t);t.title="BiquadFilter";t.desc="Audio filter";f.registerNodeType("audio/biquadfilter",t);n.prototype.onStart=function(){this.audionode.started||(this.audionode.started=!0,this.audionode.start())};n.prototype.onStop=
-function(){this.audionode.started&&(this.audionode.started=!1,this.audionode.stop())};n.prototype.onPause=function(){this.onStop()};n.prototype.onUnpause=function(){this.onStart()};n.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};n.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["type","string"]]};
-m.createAudioNodeWrapper(n);n.title="Oscillator";n.desc="Oscillator";f.registerNodeType("audio/oscillator",n);a.prototype.onExecute=function(){this._last_buffer=this.getInputData(0);var a=this.getInputData(1);void 0!==a&&(this.properties.mark=a);this.setDirtyCanvas(!0,!1)};a.prototype.onDrawForeground=function(a){if(this._last_buffer){var b=this._last_buffer,c=b.length/this.size[0],d=this.size[1];a.fillStyle="black";a.fillRect(0,0,this.size[0],this.size[1]);a.strokeStyle="white";a.beginPath();var e=
-0;if(this.properties.continuous){a.moveTo(e,d);for(var f=0;f<b.length;f+=c)a.lineTo(e,d-b[f|0]/255*d),e++}else for(f=0;f<b.length;f+=c)a.moveTo(e+0.5,d),a.lineTo(e+0.5,d-b[f|0]/255*d),e++;a.stroke();0<=this.properties.mark&&(b=m.getAudioContext().sampleRate/b.length,e=this.properties.mark/b*2/c,e>=this.size[0]&&(e=this.size[0]-1),a.strokeStyle="red",a.beginPath(),a.moveTo(e,d),a.lineTo(e,0),a.stroke())}};a.title="Visualization";a.desc="Audio Visualization";f.registerNodeType("audio/visualization",
-a);b.prototype.onExecute=function(){if(this._freqs=this.getInputData(0)){var a=this.properties.band,b=this.getInputData(1);void 0!==b&&(a=b);b=m.getAudioContext().sampleRate/this._freqs.length;b=a/b*2;b>=this._freqs.length?b=this._freqs[this._freqs.length-1]:(a=b|0,b-=a,b=this._freqs[a]*(1-b)+this._freqs[a+1]*b);this.setOutputData(0,b/255*this.properties.amplitude)}};b.prototype.onGetInputs=function(){return[["band","number"]]};b.title="Signal";b.desc="extract the signal of some frequency";f.registerNodeType("audio/signal",
-b);c.prototype.onAdded=function(a){a.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback)};c["@code"]={widget:"code"};c.prototype.onStart=function(){this.audionode.onaudioprocess=this._callback};c.prototype.onStop=function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.onPause=function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.onUnpause=function(){this.audionode.onaudioprocess=this._callback};c.prototype.onExecute=function(){};c.prototype.onRemoved=
-function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.processCode=function(){try{this._script=new new Function("properties",this.properties.code)(this.properties),this._old_code=this.properties.code,this._callback=this._script.onaudioprocess}catch(a){console.error("Error in onaudioprocess code",a),this._callback=c._bypass_function,this.audionode.onaudioprocess=this._callback}};c.prototype.onPropertyChanged=function(a,b){"code"==a&&(this.properties.code=b,this.processCode(),this.graph&&
-this.graph.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback))};c.default_function=function(){this.onaudioprocess=function(a){var b=a.inputBuffer;a=a.outputBuffer;for(var c=0;c<a.numberOfChannels;c++)for(var d=b.getChannelData(c),e=a.getChannelData(c),f=0;f<b.length;f++)e[f]=d[f]}};m.createAudioNodeWrapper(c);c.title="Script";c.desc="apply script to signal";f.registerNodeType("audio/script",c);e.title="Destination";e.desc="Audio output";f.registerNodeType("audio/destination",
-e)})(this);
-(function(v){function g(){this.size=[60,20];this.addInput("send",l.ACTION);this.addOutput("received",l.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"",room:"lgraph"};this._ws=null;this._last_data=[]}function d(){this.size=[60,20];this.addInput("send",l.ACTION);this.addOutput("received",l.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"tamats.com:55000",room:"lgraph",save_bandwidth:!0};this._server=null;this.createSocket();this._last_input_data=[];
-this._last_output_data=[]}var l=v.LiteGraph;g.title="WebSocket";g.desc="Send data through a websocket";g.prototype.onPropertyChanged=function(d,g){"url"==d&&this.createSocket()};g.prototype.onExecute=function(){!this._ws&&this.properties.url&&this.createSocket();if(this._ws&&this._ws.readyState==WebSocket.OPEN){for(var d=this.properties.room,g=1;g<this.inputs.length;++g){var l=this.getInputData(g);if(null!=l){var u;try{u=JSON.stringify({type:0,room:d,channel:g,data:l})}catch(k){continue}this._ws.send(u)}}for(g=
-1;g<this.outputs.length;++g)this.setOutputData(g,this._last_data[g])}};g.prototype.createSocket=function(){var d=this,g=this.properties.url;"ws"!=g.substr(0,2)&&(g="ws://"+g);this._ws=new WebSocket(g);this._ws.onopen=function(){console.log("ready");d.boxcolor="#8E8"};this._ws.onmessage=function(g){var l=JSON.parse(g.data);l.room&&l.room!=this.properties.room||(1==g.data.type?d.triggerSlot(0,l):d._last_data[g.data.channel||0]=l.data)};this._ws.onerror=function(g){console.log("couldnt connect to websocket");
-d.boxcolor="#E88"};this._ws.onclose=function(g){console.log("connection closed");d.boxcolor="#000"}};g.prototype.send=function(d){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send(JSON.stringify({type:1,msg:d}))};g.prototype.onAction=function(d,g){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send({type:1,room:this.properties.room,action:d,data:g})};g.prototype.onGetInputs=function(){return[["in",0]]};g.prototype.onGetOutputs=function(){return[["out",0]]};l.registerNodeType("network/websocket",
-g);d.title="SillyClient";d.desc="Connects to SillyServer to broadcast messages";d.prototype.onPropertyChanged=function(d,g){var l=this.properties.url+"/"+this.properties.room;this._server&&this._final_url!=l&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=l)};d.prototype.onExecute=function(){if(this._server&&this._server.is_connected){for(var d=this.properties.save_bandwidth,g=1;g<this.inputs.length;++g){var l=this.getInputData(g);null==l||d&&this._last_input_data[g]==
-l||(this._server.sendMessage({type:0,channel:g,data:l}),this._last_input_data[g]=l)}for(g=1;g<this.outputs.length;++g)this.setOutputData(g,this._last_output_data[g])}};d.prototype.createSocket=function(){var d=this;"undefined"==typeof SillyClient?(this._error||console.error("SillyClient node cannot be used, you must include SillyServer.js"),this._error=!0):(this._server=new SillyClient,this._server.on_ready=function(){console.log("ready");d.boxcolor="#8E8"},this._server.on_message=function(g,l){var u=
-null;try{u=JSON.parse(l)}catch(k){return}1==u.type?d.triggerSlot(0,u):d._last_output_data[u.channel||0]=u.data},this._server.on_error=function(g){console.log("couldnt connect to websocket");d.boxcolor="#E88"},this._server.on_close=function(g){console.log("connection closed");d.boxcolor="#000"},this.properties.url&&this.properties.room&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=this.properties.url+"/"+this.properties.room))};d.prototype.send=function(d){this._server&&
-this._server.is_connected&&this._server.sendMessage({type:1,data:d})};d.prototype.onAction=function(d,g){this._server&&this._server.is_connected&&this._server.sendMessage({type:1,action:d,data:g})};d.prototype.onGetInputs=function(){return[["in",0]]};d.prototype.onGetOutputs=function(){return[["out",0]]};l.registerNodeType("network/sillyclient",d)})(this);
+var f=this.properties.intensity;this.isInputConnected(1)&&(f=this.getInputData(1),this.properties.intensity=f);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var h=Mesh.getScreenQuad(),l=r._shader,m=this.properties.invert;this._tex.drawTo(function(){d.bind(0);l.uniforms({u_texture:0,u_intensity:f,u_isize:[1/d.width,1/d.height],u_invert:m?1:0}).draw(h)});this.setOutputData(0,this._tex)}};r.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";
+h.registerNodeType("fx/vigneting",r);t.LGraphFXVigneting=r}})(this);
+(function(t){function h(d){this.cmd=this.channel=0;d?this.setup(d):this.data=[0,0,0]}function f(d,c){navigator.requestMIDIAccess?(this.on_ready=d,this.state={note:[],cc:[]},navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this),this.onMIDIFailure.bind(this))):(this.error="not suppoorted",c?c("Not supported"):console.error("MIDI NOT SUPPORTED, enable by chrome://flags"))}function n(){this.addOutput("on_midi",l.EVENT);this.addOutput("out","midi");this.properties={port:0};this._current_midi_event=
+this._last_midi_event=null;var d=this;new f(function(c){d._midi=c;if(d._waiting)d.onStart();d._waiting=!1})}function d(){this.addInput("send",l.EVENT);this.properties={port:0};var d=this;new f(function(c){d._midi=c})}function r(){this.addInput("on_midi",l.EVENT);this._str="";this.size=[200,40]}function p(){this.properties={channel:-1,cmd:-1,min_value:-1,max_value:-1};this.addInput("in",l.EVENT);this.addOutput("on_midi",l.EVENT)}function s(){this.properties={channel:0,cmd:"CC",value1:1,value2:1};this.addInput("send",
+l.EVENT);this.addInput("assign",l.EVENT);this.addOutput("on_midi",l.EVENT)}function u(){this.properties={cc:1,value:0};this.addOutput("value","number")}var l=t.LiteGraph;h.prototype.setup=function(d){this.data=d;this.status=d=d[0];var c=d&240;this.cmd=240<=d?d:c;this.cmd==h.NOTEON&&0==this.velocity&&(this.cmd=h.NOTEOFF);this.cmd_str=h.commands[this.cmd]||"";if(c>=h.NOTEON||c<=h.NOTEOFF)this.channel=d&15};Object.defineProperty(h.prototype,"velocity",{get:function(){return this.cmd==h.NOTEON?this.data[2]:
+-1},set:function(d){this.data[2]=d},enumerable:!0});h.notes="A A# B C C# D D# E F F# G G#".split(" ");h.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};h.computePitch=function(d){return 440*Math.pow(2,(d-69)/12)};h.prototype.getCC=function(){return this.data[1]};h.prototype.getCCValue=function(){return this.data[2]};h.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};h.computePitchBend=function(d,c){return d+(c<<7)-8192};h.prototype.setCommandFromString=
+function(d){this.cmd=h.computeCommandFromString(d)};h.computeCommandFromString=function(d){if(!d)return 0;if(d&&d.constructor===Number)return d;d=d.toUpperCase();switch(d){case "NOTE ON":case "NOTEON":return h.NOTEON;case "NOTE OFF":case "NOTEOFF":return h.NOTEON;case "KEY PRESSURE":case "KEYPRESSURE":return h.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return h.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return h.PROGRAMCHANGE;case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return h.CHANNELPRESSURE;
+case "PITCH BEND":case "PITCHBEND":return h.PITCHBEND;case "TIME TICK":case "TIMETICK":return h.TIMETICK;default:return Number(d)}};h.toNoteString=function(d){var c;c=(d-21)%12;0>c&&(c=12+c);return h.notes[c]+Math.floor((d-24)/12+1)};h.prototype.toString=function(){var d=""+this.channel+". ";switch(this.cmd){case h.NOTEON:d+="NOTEON "+h.toNoteString(this.data[1]);break;case h.NOTEOFF:d+="NOTEOFF "+h.toNoteString(this.data[1]);break;case h.CONTROLLERCHANGE:d+="CC "+this.data[1]+" "+this.data[2];break;
+case h.PROGRAMCHANGE:d+="PC "+this.data[1];break;case h.PITCHBEND:d+="PITCHBEND "+this.getPitchBend();break;case h.KEYPRESSURE:d+="KEYPRESS "+this.data[1]}return d};h.prototype.toHexString=function(){for(var d="",c=0;c<this.data.length;c++)d+=this.data[c].toString(16)+" "};h.NOTEOFF=128;h.NOTEON=144;h.KEYPRESSURE=160;h.CONTROLLERCHANGE=176;h.PROGRAMCHANGE=192;h.CHANNELPRESSURE=208;h.PITCHBEND=224;h.TIMETICK=248;h.commands={128:"note off",144:"note on",160:"key pressure",176:"controller change",192:"program change",
+208:"channel pressure",224:"pitch bend",240:"system",242:"Song pos",243:"Song select",246:"Tune request",248:"time tick",250:"Start Song",251:"Continue Song",252:"Stop Song",254:"Sensing",255:"Reset"};f.input=null;f.MIDIEvent=h;f.prototype.onMIDISuccess=function(d){console.log("MIDI ready!");console.log(d);this.midi=d;this.updatePorts();if(this.on_ready)this.on_ready(this)};f.prototype.updatePorts=function(){var d=this.midi;this.input_ports=d.inputs;for(var c=0,a=this.input_ports.values(),b=a.next();b&&
+!1===b.done;)b=b.value,console.log("Input port [type:'"+b.type+"'] id:'"+b.id+"' manufacturer:'"+b.manufacturer+"' name:'"+b.name+"' version:'"+b.version+"'"),c++,b=a.next();this.num_input_ports=c;c=0;this.output_ports=d.outputs;a=this.output_ports.values();for(b=a.next();b&&!1===b.done;)b=b.value,console.log("Output port [type:'"+b.type+"'] id:'"+b.id+"' manufacturer:'"+b.manufacturer+"' name:'"+b.name+"' version:'"+b.version+"'"),c++,b=a.next();this.num_output_ports=c};f.prototype.onMIDIFailure=
+function(d){console.error("Failed to get MIDI access - "+d)};f.prototype.openInputPort=function(d,c){var a=this.input_ports.get("input-"+d);if(!a)return!1;f.input=this;var b=this;a.onmidimessage=function(a){var d=new h(a.data);b.updateState(d);c&&c(a.data,d);if(f.on_message)f.on_message(a.data,d)};console.log("port open: ",a);return!0};f.parseMsg=function(d){};f.prototype.updateState=function(d){switch(d.cmd){case h.NOTEON:this.state.note[d.value1|0]=d.value2;break;case h.NOTEOFF:this.state.note[d.value1|
+0]=0;break;case h.CONTROLLERCHANGE:this.state.cc[d.getCC()]=d.getCCValue()}};f.prototype.sendMIDI=function(d,c){if(c){var a=this.output_ports.get("output-"+d);a&&(f.output=this,c.constructor===h?a.send(c.data):a.send(c))}};n.MIDIInterface=f;n.title="MIDI Input";n.desc="Reads MIDI from a input port";n.prototype.getPropertyInfo=function(d){if(this._midi&&"port"==d){d={};for(var c=0;c<this._midi.input_ports.size;++c){var a=this._midi.input_ports.get("input-"+c);d[c]=c+".- "+a.name+" version:"+a.version}return{type:"enum",
+values:d}}};n.prototype.onStart=function(){this._midi?this._midi.openInputPort(this.properties.port,this.onMIDIEvent.bind(this)):this._waiting=!0};n.prototype.onMIDIEvent=function(d,c){this._last_midi_event=c;this.trigger("on_midi",c);c.cmd==h.NOTEON?this.trigger("on_noteon",c):c.cmd==h.NOTEOFF?this.trigger("on_noteoff",c):c.cmd==h.CONTROLLERCHANGE?this.trigger("on_cc",c):c.cmd==h.PROGRAMCHANGE?this.trigger("on_pc",c):c.cmd==h.PITCHBEND&&this.trigger("on_pitchbend",c)};n.prototype.onExecute=function(){if(this.outputs)for(var d=
+this._last_midi_event,c=0;c<this.outputs.length;++c){var a=null;switch(this.outputs[c].name){case "midi":a=this._midi;break;case "last_midi":a=d;break;default:continue}this.setOutputData(c,a)}};n.prototype.onGetOutputs=function(){return[["last_midi","midi"],["on_midi",l.EVENT],["on_noteon",l.EVENT],["on_noteoff",l.EVENT],["on_cc",l.EVENT],["on_pc",l.EVENT],["on_pitchbend",l.EVENT]]};l.registerNodeType("midi/input",n);d.MIDIInterface=f;d.title="MIDI Output";d.desc="Sends MIDI to output channel";d.prototype.getPropertyInfo=
+function(d){if(this._midi&&"port"==d){d={};for(var c=0;c<this._midi.output_ports.size;++c){var a=this._midi.output_ports.get(c);d[c]=c+".- "+a.name+" version:"+a.version}return{type:"enum",values:d}}};d.prototype.onAction=function(d,c){console.log(c);this._midi&&("send"==d&&this._midi.sendMIDI(this.port,c),this.trigger("midi",c))};d.prototype.onGetInputs=function(){return[["send",l.ACTION]]};d.prototype.onGetOutputs=function(){return[["on_midi",l.EVENT]]};l.registerNodeType("midi/output",d);r.title=
+"MIDI Show";r.desc="Shows MIDI in the graph";r.prototype.onAction=function(d,c){c&&(this._str=c.constructor===h?c.toString():"???")};r.prototype.onDrawForeground=function(d){this._str&&(d.font="30px Arial",d.fillText(this._str,10,0.8*this.size[1]))};r.prototype.onGetInputs=function(){return[["in",l.ACTION]]};r.prototype.onGetOutputs=function(){return[["on_midi",l.EVENT]]};l.registerNodeType("midi/show",r);p.title="MIDI Filter";p.desc="Filters MIDI messages";p.prototype.onAction=function(d,c){!c||
+c.constructor!==h||-1!=this.properties.channel&&c.channel!=this.properties.channel||-1!=this.properties.cmd&&c.cmd!=this.properties.cmd||-1!=this.properties.min_value&&c.data[1]<this.properties.min_value||-1!=this.properties.max_value&&c.data[1]>this.properties.max_value||this.trigger("on_midi",c)};l.registerNodeType("midi/filter",p);s.title="MIDIEvent";s.desc="Create a MIDI Event";s.prototype.onAction=function(d,c){"assign"==d?(this.properties.channel=c.channel,this.properties.cmd=c.cmd,this.properties.value1=
+c.data[1],this.properties.value2=c.data[2]):(c=new h,c.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?c.setCommandFromString(this.properties.cmd):c.cmd=this.properties.cmd,c.data[0]=c.cmd|c.channel,c.data[1]=Number(this.properties.value1),c.data[2]=Number(this.properties.value2),this.trigger("on_midi",c))};s.prototype.onExecute=function(){var d=this.properties;if(this.outputs)for(var c=0;c<this.outputs.length;++c){var a=null;switch(this.outputs[c].name){case "midi":a=
+new h;a.setup([d.cmd,d.value1,d.value2]);a.channel=d.channel;break;case "command":a=d.cmd;break;case "cc":a=d.value1;break;case "cc_value":a=d.value2;break;case "note":a=d.cmd==h.NOTEON||d.cmd==h.NOTEOFF?d.value1:null;break;case "velocity":a=d.cmd==h.NOTEON?d.value2:null;break;case "pitch":a=d.cmd==h.NOTEON?h.computePitch(d.value1):null;break;case "pitchbend":a=d.cmd==h.PITCHBEND?h.computePitchBend(d.value1,d.value2):null;break;default:continue}null!==a&&this.setOutputData(c,a)}};s.prototype.onPropertyChanged=
+function(d,c){"cmd"==d&&(this.properties.cmd=h.computeCommandFromString(c))};s.prototype.onGetOutputs=function(){return[["midi","midi"],["on_midi",l.EVENT],["command","number"],["note","number"],["velocity","number"],["cc","number"],["cc_value","number"],["pitch","number"],["pitchbend","number"]]};l.registerNodeType("midi/event",s);u.title="MIDICC";u.desc="gets a Controller Change";u.prototype.onExecute=function(){f.input&&(this.properties.value=f.input.state.cc[this.properties.cc]);this.setOutputData(0,
+this.properties.value)};l.registerNodeType("midi/cc",u)})(this);
+(function(t){function h(){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=e.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain;this.properties.src&&this.loadSound(this.properties.src)}function f(){this.properties={fftSize:2048,minDecibels:-100,maxDecibels:-10,
+smoothingTimeConstant:0.5};this.audionode=e.getAudioContext().createAnalyser();this.audionode.graphnode=this;this.audionode.fftSize=this.properties.fftSize;this.audionode.minDecibels=this.properties.minDecibels;this.audionode.maxDecibels=this.properties.maxDecibels;this.audionode.smoothingTimeConstant=this.properties.smoothingTimeConstant;this.addInput("in","audio");this.addOutput("freqs","array");this.addOutput("samples","array");this._time_bin=this._freq_bin=null}function n(){this.properties={gain:1};
+this.audionode=e.getAudioContext().createGain();this.addInput("in","audio");this.addInput("gain","number");this.addOutput("out","audio")}function d(){this.properties={impulse_src:"",normalize:!0};this.audionode=e.getAudioContext().createConvolver();this.addInput("in","audio");this.addOutput("out","audio")}function r(){this.properties={threshold:-50,knee:40,ratio:12,reduction:-20,attack:0,release:0.25};this.audionode=e.getAudioContext().createDynamicsCompressor();this.addInput("in","audio");this.addOutput("out",
+"audio")}function p(){this.properties={};this.audionode=e.getAudioContext().createWaveShaper();this.addInput("in","audio");this.addInput("shape","waveshape");this.addOutput("out","audio")}function s(){this.properties={gain1:0.5,gain2:0.5};this.audionode=e.getAudioContext().createGain();this.audionode1=e.getAudioContext().createGain();this.audionode1.gain.value=this.properties.gain1;this.audionode2=e.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={delayTime:0.5};this.audionode=e.getAudioContext().createDelay(10);this.audionode.delayTime.value=this.properties.delayTime;this.addInput("in","audio");this.addInput("time","number");this.addOutput("out","audio")}function l(){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=e.getAudioContext().createBiquadFilter();this.addInput("in","audio");this.addOutput("out","audio")}function m(){this.properties={frequency:440,detune:0,type:"sine"};this.addProperty("type","sine","enum",{values:["sine","square","sawtooth","triangle","custom"]});this.audionode=e.getAudioContext().createOscillator();this.addOutput("out","audio")}function c(){this.properties={continuous:!0,
+mark:-1};this.addInput("data","array");this.addInput("mark","number");this.size=[300,200];this._last_buffer=null}function a(){this.properties={band:440,amplitude:1};this.addInput("freqs","array");this.addOutput("signal","number")}function b(){if(!b.default_code){var a=b.default_function.toString(),c=a.indexOf("{")+1,d=a.lastIndexOf("}");b.default_code=a.substr(c,d-c)}this.properties={code:b.default_code};a=e.getAudioContext();a.createScriptProcessor?this.audionode=a.createScriptProcessor(4096,1,1):
+(console.warn("ScriptProcessorNode deprecated"),this.audionode=a.createGain());this.processCode();b._bypass_function||(b._bypass_function=this.audionode.onaudioprocess);this.addInput("in","audio");this.addOutput("out","audio")}function g(){this.audionode=e.getAudioContext().destination;this.addInput("in","audio")}var w=t.LiteGraph,e={};t.LGAudio=e;e.getAudioContext=function(){if(!this._audio_context){window.AudioContext=window.AudioContext||window.webkitAudioContext;if(!window.AudioContext)return console.error("AudioContext not supported by browser"),
+null;this._audio_context=new AudioContext;this._audio_context.onmessage=function(a){console.log("msg",a)};this._audio_context.onended=function(a){console.log("ended",a)};this._audio_context.oncomplete=function(a){console.log("complete",a)}}return this._audio_context};e.connect=function(a,b){try{a.connect(b)}catch(c){console.warn("LGraphAudio:",c)}};e.disconnect=function(a,b){try{a.disconnect(b)}catch(c){console.warn("LGraphAudio:",c)}};e.changeAllAudiosConnections=function(a,b){if(a.inputs)for(var c=
+0;c<a.inputs.length;++c){var d=a.graph.links[a.inputs[c].link];if(d){var f=a.graph.getNodeById(d.origin_id),g=null,g=f.getAudioNodeInOutputSlot?f.getAudioNodeInOutputSlot(d.origin_slot):f.audionode,d=null,d=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(c):a.audionode;b?e.connect(g,d):e.disconnect(g,d)}}if(a.outputs)for(c=0;c<a.outputs.length;++c)for(var f=a.outputs[c],h=0;h<f.links.length;++h)if(d=a.graph.links[f.links[h]]){var g=a.getAudioNodeInOutputSlot?a.getAudioNodeInOutputSlot(c):a.audionode,
+l=a.graph.getNodeById(d.target_id),d=l.getAudioNodeInInputSlot?l.getAudioNodeInInputSlot(d.target_slot):l.audionode;b?e.connect(g,d):e.disconnect(g,d)}};e.onConnectionsChange=function(a,b,c,d){if(a==w.OUTPUT&&(a=null,d&&(a=this.graph.getNodeById(d.target_id)),a)){var f=null,f=this.getAudioNodeInOutputSlot?this.getAudioNodeInOutputSlot(b):this.audionode;b=null;b=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(d.target_slot):a.audionode;c?e.connect(f,b):e.disconnect(f,b)}};e.createAudioNodeWrapper=
+function(a){var b=a.prototype.onPropertyChanged;a.prototype.onPropertyChanged=function(a,c){b&&b.call(this,a,c);this.audionode&&void 0!==this.audionode[a]&&(void 0!==this.audionode[a].value?this.audionode[a].value=c:this.audionode[a]=c)};a.prototype.onConnectionsChange=e.onConnectionsChange};e.cached_audios={};e.loadSound=function(a,b,c){function d(a){console.log("Audio loading sample error:",a);c&&c(a)}if(e.cached_audios[a]&&-1==a.indexOf("blob:"))b&&b(e.cached_audios[a]);else{e.onProcessAudioURL&&
+(a=e.onProcessAudioURL(a));var f=new XMLHttpRequest;f.open("GET",a,!0);f.responseType="arraybuffer";var g=e.getAudioContext();f.onload=function(){console.log("AudioSource loaded");g.decodeAudioData(f.response,function(c){console.log("AudioSource decoded");e.cached_audios[a]=c;b&&b(c)},d)};f.send();return f}};h["@src"]={widget:"resource"};h.supported_extensions=["wav","ogg","mp3"];h.prototype.onAdded=function(a){if(a.status===LGraph.STATUS_RUNNING)this.onStart()};h.prototype.onStart=function(){this._audiobuffer&&
+this.properties.autoplay&&this.playBuffer(this._audiobuffer)};h.prototype.onStop=function(){this.stopAllSounds()};h.prototype.onPause=function(){this.pauseAllSounds()};h.prototype.onUnpause=function(){this.unpauseAllSounds()};h.prototype.onRemoved=function(){this.stopAllSounds();this._dropped_url&&URL.revokeObjectURL(this._url)};h.prototype.stopAllSounds=function(){for(var a=0;a<this._audionodes.length;++a)this._audionodes[a].started&&(this._audionodes[a].started=!1,this._audionodes[a].stop());this._audionodes.length=
+0};h.prototype.pauseAllSounds=function(){e.getAudioContext().suspend()};h.prototype.unpauseAllSounds=function(){e.getAudioContext().resume()};h.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);if(void 0!==c)if("gain"==b.name)this.audionode.gain.value=c;else if("playbackRate"==b.name)for(this.properties.playbackRate=c,b=0;b<this._audionodes.length;++b)this._audionodes[b].playbackRate.value=c}}if(this.outputs)for(a=
+0;a<this.outputs.length;++a)"buffer"==this.outputs[a].name&&this._audiobuffer&&this.setOutputData(a,this._audiobuffer)};h.prototype.onAction=function(a){this._audiobuffer&&("Play"==a?this.playBuffer(this._audiobuffer):"Stop"==a&&this.stopAllSounds())};h.prototype.onPropertyChanged=function(a,b){if("src"==a)this.loadSound(b);else if("gain"==a)this.audionode.gain.value=b;else if("playbackRate"==a)for(var c=0;c<this._audionodes.length;++c)this._audionodes[c].playbackRate.value=b};h.prototype.playBuffer=
+function(a){var b=this,c=e.getAudioContext().createBufferSource();this._last_sourcenode=c;c.graphnode=this;c.buffer=a;c.loop=this.properties.loop;c.playbackRate.value=this.properties.playbackRate;this._audionodes.push(c);c.connect(this.audionode);this._audionodes.push(c);c.onended=function(){b.trigger("ended");var a=b._audionodes.indexOf(c);-1!=a&&b._audionodes.splice(a,1)};c.started||(c.started=!0,c.start());return c};h.prototype.loadSound=function(a){function b(a){this.boxcolor=w.NODE_DEFAULT_BOXCOLOR;
+c._audiobuffer=a;c._loading_audio=!1;if(c.graph&&c.graph.status===LGraph.STATUS_RUNNING)c.onStart()}var c=this;this._request&&(this._request.abort(),this._request=null);this._audiobuffer=null;this._loading_audio=!1;a&&(this._request=e.loadSound(a,b),this._loading_audio=!0,this.boxcolor="#AA4")};h.prototype.onConnectionsChange=e.onConnectionsChange;h.prototype.onGetInputs=function(){return[["playbackRate","number"],["Play",w.ACTION],["Stop",w.ACTION]]};h.prototype.onGetOutputs=function(){return[["buffer",
+"audiobuffer"],["ended",w.EVENT]]};h.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);a=URL.createObjectURL(a);this.properties.src=a;this.loadSound(a);this._dropped_url=a};h.title="Source";h.desc="Plays audio";w.registerNodeType("audio/source",h);f.prototype.onPropertyChanged=function(a,b){this.audionode[a]=b};f.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.audionode.frequencyBinCount;this._freq_bin&&this._freq_bin.length==a||(this._freq_bin=
+new Uint8Array(a));this.audionode.getByteFrequencyData(this._freq_bin);this.setOutputData(0,this._freq_bin)}this.isOutputConnected(1)&&(a=this.audionode.frequencyBinCount,this._time_bin&&this._time_bin.length==a||(this._time_bin=new Uint8Array(a)),this.audionode.getByteTimeDomainData(this._time_bin),this.setOutputData(1,this._time_bin));for(a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};f.prototype.onGetInputs=
+function(){return[["minDecibels","number"],["maxDecibels","number"],["smoothingTimeConstant","number"]]};f.prototype.onGetOutputs=function(){return[["freqs","array"],["samples","array"]]};f.title="Analyser";f.desc="Audio Analyser";w.registerNodeType("audio/analyser",f);n.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}};e.createAudioNodeWrapper(n);n.title=
+"Gain";n.desc="Audio gain";w.registerNodeType("audio/gain",n);e.createAudioNodeWrapper(d);d.prototype.onRemove=function(){this._dropped_url&&URL.revokeObjectURL(this._dropped_url)};d.prototype.onPropertyChanged=function(a,b){"impulse_src"==a?this.loadImpulse(b):"normalize"==a&&(this.audionode.normalize=b)};d.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);this._dropped_url=URL.createObjectURL(a);this.properties.impulse_src=this._dropped_url;this.loadImpulse(this._dropped_url)};
+d.prototype.loadImpulse=function(a){function b(a){c._impulse_buffer=a;c.audionode.buffer=a;console.log("Impulse signal set");c._loading_impulse=!1}var c=this;this._request&&(this._request.abort(),this._request=null);this._impulse_buffer=null;this._loading_impulse=!1;a&&(this._request=e.loadSound(a,b),this._loading_impulse=!0)};d.title="Convolver";d.desc="Convolves the signal (used for reverb)";w.registerNodeType("audio/convolver",d);e.createAudioNodeWrapper(r);r.prototype.onExecute=function(){if(this.inputs&&
+this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};r.prototype.onGetInputs=function(){return[["threshold","number"],["knee","number"],["ratio","number"],["reduction","number"],["attack","number"],["release","number"]]};r.title="DynamicsCompressor";r.desc="Dynamics Compressor";w.registerNodeType("audio/dynamicsCompressor",r);p.prototype.onExecute=function(){if(this.inputs&&this.inputs.length){var a=
+this.getInputData(1);void 0!==a&&(this.audionode.curve=a)}};p.prototype.setWaveShape=function(a){this.audionode.curve=a};e.createAudioNodeWrapper(p);s.prototype.getAudioNodeInInputSlot=function(a){if(0==a)return this.audionode1;if(2==a)return this.audionode2};s.prototype.onPropertyChanged=function(a,b){"gain1"==a?this.audionode1.gain.value=b:"gain2"==a&&(this.audionode2.gain.value=b)};s.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];
+null!=b.link&&"audio"!=b.type&&(b=this.getInputData(a),void 0!==b&&(1==a?this.audionode1.gain.value=b:3==a&&(this.audionode2.gain.value=b)))}};e.createAudioNodeWrapper(s);s.title="Mixer";s.desc="Audio mixer";w.registerNodeType("audio/mixer",s);e.createAudioNodeWrapper(u);u.prototype.onExecute=function(){var a=this.getInputData(1);void 0!==a&&(this.audionode.delayTime.value=a)};u.title="Delay";u.desc="Audio delay";w.registerNodeType("audio/delay",u);l.prototype.onExecute=function(){if(this.inputs&&
+this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};l.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["Q","number"]]};e.createAudioNodeWrapper(l);l.title="BiquadFilter";l.desc="Audio filter";w.registerNodeType("audio/biquadfilter",l);m.prototype.onStart=function(){this.audionode.started||(this.audionode.started=!0,this.audionode.start())};m.prototype.onStop=
+function(){this.audionode.started&&(this.audionode.started=!1,this.audionode.stop())};m.prototype.onPause=function(){this.onStop()};m.prototype.onUnpause=function(){this.onStart()};m.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};m.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["type","string"]]};
+e.createAudioNodeWrapper(m);m.title="Oscillator";m.desc="Oscillator";w.registerNodeType("audio/oscillator",m);c.prototype.onExecute=function(){this._last_buffer=this.getInputData(0);var a=this.getInputData(1);void 0!==a&&(this.properties.mark=a);this.setDirtyCanvas(!0,!1)};c.prototype.onDrawForeground=function(a){if(this._last_buffer){var b=this._last_buffer,c=b.length/this.size[0],d=this.size[1];a.fillStyle="black";a.fillRect(0,0,this.size[0],this.size[1]);a.strokeStyle="white";a.beginPath();var f=
+0;if(this.properties.continuous){a.moveTo(f,d);for(var g=0;g<b.length;g+=c)a.lineTo(f,d-b[g|0]/255*d),f++}else for(g=0;g<b.length;g+=c)a.moveTo(f+0.5,d),a.lineTo(f+0.5,d-b[g|0]/255*d),f++;a.stroke();0<=this.properties.mark&&(b=e.getAudioContext().sampleRate/b.length,f=this.properties.mark/b*2/c,f>=this.size[0]&&(f=this.size[0]-1),a.strokeStyle="red",a.beginPath(),a.moveTo(f,d),a.lineTo(f,0),a.stroke())}};c.title="Visualization";c.desc="Audio Visualization";w.registerNodeType("audio/visualization",
+c);a.prototype.onExecute=function(){if(this._freqs=this.getInputData(0)){var a=this.properties.band,b=this.getInputData(1);void 0!==b&&(a=b);b=e.getAudioContext().sampleRate/this._freqs.length;b=a/b*2;b>=this._freqs.length?b=this._freqs[this._freqs.length-1]:(a=b|0,b-=a,b=this._freqs[a]*(1-b)+this._freqs[a+1]*b);this.setOutputData(0,b/255*this.properties.amplitude)}};a.prototype.onGetInputs=function(){return[["band","number"]]};a.title="Signal";a.desc="extract the signal of some frequency";w.registerNodeType("audio/signal",
+a);b.prototype.onAdded=function(a){a.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback)};b["@code"]={widget:"code"};b.prototype.onStart=function(){this.audionode.onaudioprocess=this._callback};b.prototype.onStop=function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.onPause=function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.onUnpause=function(){this.audionode.onaudioprocess=this._callback};b.prototype.onExecute=function(){};b.prototype.onRemoved=
+function(){this.audionode.onaudioprocess=b._bypass_function};b.prototype.processCode=function(){try{this._script=new new Function("properties",this.properties.code)(this.properties),this._old_code=this.properties.code,this._callback=this._script.onaudioprocess}catch(a){console.error("Error in onaudioprocess code",a),this._callback=b._bypass_function,this.audionode.onaudioprocess=this._callback}};b.prototype.onPropertyChanged=function(a,b){"code"==a&&(this.properties.code=b,this.processCode(),this.graph&&
+this.graph.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback))};b.default_function=function(){this.onaudioprocess=function(a){var b=a.inputBuffer;a=a.outputBuffer;for(var c=0;c<a.numberOfChannels;c++)for(var d=b.getChannelData(c),e=a.getChannelData(c),f=0;f<b.length;f++)e[f]=d[f]}};e.createAudioNodeWrapper(b);b.title="Script";b.desc="apply script to signal";w.registerNodeType("audio/script",b);g.title="Destination";g.desc="Audio output";w.registerNodeType("audio/destination",
+g)})(this);
+(function(t){function h(){this.size=[60,20];this.addInput("send",n.ACTION);this.addOutput("received",n.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"",room:"lgraph"};this._ws=null;this._last_data=[]}function f(){this.size=[60,20];this.addInput("send",n.ACTION);this.addOutput("received",n.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"tamats.com:55000",room:"lgraph",save_bandwidth:!0};this._server=null;this.createSocket();this._last_input_data=[];
+this._last_output_data=[]}var n=t.LiteGraph;h.title="WebSocket";h.desc="Send data through a websocket";h.prototype.onPropertyChanged=function(d,f){"url"==d&&this.createSocket()};h.prototype.onExecute=function(){!this._ws&&this.properties.url&&this.createSocket();if(this._ws&&this._ws.readyState==WebSocket.OPEN){for(var d=this.properties.room,f=1;f<this.inputs.length;++f){var h=this.getInputData(f);if(null!=h){var n;try{n=JSON.stringify({type:0,room:d,channel:f,data:h})}catch(t){continue}this._ws.send(n)}}for(f=
+1;f<this.outputs.length;++f)this.setOutputData(f,this._last_data[f])}};h.prototype.createSocket=function(){var d=this,f=this.properties.url;"ws"!=f.substr(0,2)&&(f="ws://"+f);this._ws=new WebSocket(f);this._ws.onopen=function(){console.log("ready");d.boxcolor="#8E8"};this._ws.onmessage=function(f){var h=JSON.parse(f.data);h.room&&h.room!=this.properties.room||(1==f.data.type?d.triggerSlot(0,h):d._last_data[f.data.channel||0]=h.data)};this._ws.onerror=function(f){console.log("couldnt connect to websocket");
+d.boxcolor="#E88"};this._ws.onclose=function(f){console.log("connection closed");d.boxcolor="#000"}};h.prototype.send=function(d){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send(JSON.stringify({type:1,msg:d}))};h.prototype.onAction=function(d,f){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send({type:1,room:this.properties.room,action:d,data:f})};h.prototype.onGetInputs=function(){return[["in",0]]};h.prototype.onGetOutputs=function(){return[["out",0]]};n.registerNodeType("network/websocket",
+h);f.title="SillyClient";f.desc="Connects to SillyServer to broadcast messages";f.prototype.onPropertyChanged=function(d,f){var h=this.properties.url+"/"+this.properties.room;this._server&&this._final_url!=h&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=h)};f.prototype.onExecute=function(){if(this._server&&this._server.is_connected){for(var d=this.properties.save_bandwidth,f=1;f<this.inputs.length;++f){var h=this.getInputData(f);null==h||d&&this._last_input_data[f]==
+h||(this._server.sendMessage({type:0,channel:f,data:h}),this._last_input_data[f]=h)}for(f=1;f<this.outputs.length;++f)this.setOutputData(f,this._last_output_data[f])}};f.prototype.createSocket=function(){var d=this;"undefined"==typeof SillyClient?(this._error||console.error("SillyClient node cannot be used, you must include SillyServer.js"),this._error=!0):(this._server=new SillyClient,this._server.on_ready=function(){console.log("ready");d.boxcolor="#8E8"},this._server.on_message=function(f,h){var n=
+null;try{n=JSON.parse(h)}catch(t){return}1==n.type?d.triggerSlot(0,n):d._last_output_data[n.channel||0]=n.data},this._server.on_error=function(f){console.log("couldnt connect to websocket");d.boxcolor="#E88"},this._server.on_close=function(f){console.log("connection closed");d.boxcolor="#000"},this.properties.url&&this.properties.room&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=this.properties.url+"/"+this.properties.room))};f.prototype.send=function(d){this._server&&
+this._server.is_connected&&this._server.sendMessage({type:1,data:d})};f.prototype.onAction=function(d,f){this._server&&this._server.is_connected&&this._server.sendMessage({type:1,action:d,data:f})};f.prototype.onGetInputs=function(){return[["in",0]]};f.prototype.onGetOutputs=function(){return[["out",0]]};n.registerNodeType("network/sillyclient",f)})(this);
diff --git a/demo/js/demos.js b/demo/js/demos.js
index fe6f1dc2e2..43651096a0 100644
--- a/demo/js/demos.js
+++ b/demo/js/demos.js
@@ -77,4 +77,94 @@ function benchmark()
 
 	for(var i = 0; i < nodes.length; i++)
 		nodes[ (Math.random() * nodes.length)|0 ].connect(0, nodes[ (Math.random() * nodes.length)|0 ], 0 );
-}
\ No newline at end of file
+}
+
+
+
+	//Show value inside the debug console
+	function TestWidgetsNode()
+	{
+		this.addOutput("","number");
+		this.properties = {};
+		var that = this;
+		this.slider = this.addWidget("slider","Slider", 0.5, function(v){}, { min: 0, max: 1} );
+		this.number = this.addWidget("number","Number", 0.5, function(v){}, { min: 0, max: 100} );
+		this.combo = this.addWidget("combo","Combo", "red", function(v){}, { values:["red","green","blue"]} );
+		this.button = this.addWidget("button","Button", null, function(v){}, {} );
+		this.size = this.computeSize();
+	}
+
+	TestWidgetsNode.title = "Test Widgets";
+
+	LiteGraph.registerNodeType("widget/test", TestWidgetsNode );
+
+
+	//Show value inside the debug console
+	function TestSpecialNode()
+	{
+		this.addInput("","number");
+		this.addOutput("","number");
+		this.properties = {};
+		var that = this;
+		this.size = this.computeSize();
+		this.enabled = false;
+		this.visible = false;
+	}
+
+	TestSpecialNode.title = "Test Render";
+	TestSpecialNode.title_mode = LiteGraph.TRANSPARENT_TITLE;
+	TestSpecialNode.slot_start_y = 20;
+
+	TestSpecialNode.prototype.onDrawBackground = function(ctx)
+	{
+		if(this.flags.collapsed)
+			return;
+
+		ctx.fillStyle = "#555";
+		ctx.fillRect(0,0,this.size[0],20);
+
+		if(this.enabled)
+		{
+			ctx.fillStyle = "#AFB";
+			ctx.beginPath();
+			ctx.moveTo(this.size[0]-20,0);
+			ctx.lineTo(this.size[0]-25,20);
+			ctx.lineTo(this.size[0],20);
+			ctx.lineTo(this.size[0],0);
+			ctx.fill();
+		}
+
+		if(this.visible)
+		{
+			ctx.fillStyle = "#ABF";
+			ctx.beginPath();
+			ctx.moveTo(this.size[0]-40,0);
+			ctx.lineTo(this.size[0]-45,20);
+			ctx.lineTo(this.size[0]-25,20);
+			ctx.lineTo(this.size[0]-20,0);
+			ctx.fill();
+		}
+
+		ctx.strokeStyle = "#333";
+		ctx.beginPath();
+		ctx.moveTo(0,20);
+		ctx.lineTo(this.size[0]+1,20);
+		ctx.moveTo(this.size[0]-20,0);
+		ctx.lineTo(this.size[0]-25,20);
+		ctx.moveTo(this.size[0]-40,0);
+		ctx.lineTo(this.size[0]-45,20);
+		ctx.stroke();
+	}
+
+	TestSpecialNode.prototype.onMouseDown = function(e, pos)
+	{
+		if(pos[1] > 20)
+			return;
+
+		if( pos[0] > this.size[0] - 20)
+			this.enabled = !this.enabled;
+		else if( pos[0] > this.size[0] - 40)
+			this.visible = !this.visible;
+	}
+
+	LiteGraph.registerNodeType("test/shape", TestSpecialNode );
\ No newline at end of file
diff --git a/src/litegraph.js b/src/litegraph.js
index 565a4c5eda..00c3436695 100755
--- a/src/litegraph.js
+++ b/src/litegraph.js
@@ -63,6 +63,11 @@ var LiteGraph = global.LiteGraph = {
 	NEVER: 2,
 	ON_TRIGGER: 3,
 
+	NORMAL_TITLE: 0,
+	NO_TITLE: 1,
+	TRANSPARENT_TITLE: 2,
+	AUTOHIDE_TITLE: 3,
+
 	proxy: null, //used to redirect calls
 
 	debug: false,
@@ -446,6 +451,9 @@ LGraph.prototype.clear = function()
 	this._nodes_in_order = null; //nodes that are executable sorted in execution order
 	this._nodes_executable = null; //nodes that contain onExecute
 
+	//other scene stuff
+	this._groups = [];
+
 	//links
 	this.links = {}; //container with all the links
 
@@ -778,8 +786,10 @@ LGraph.prototype.computeExecutionOrder = function( only_onExecute, set_level )
 }
 
 /**
-* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively
+* Returns all the nodes that could affect this one (ancestors) by crawling all the inputs recursively.
+* It doesnt include the node itself
 * @method getAncestors
+* @return {Array} an array with all the LGraphNodes that affect this node, in order of execution
 */
 LGraph.prototype.getAncestors = function( node )
 {
@@ -808,6 +818,7 @@ LGraph.prototype.getAncestors = function( node )
 		}
 	}
 
+	ancestors.sort(function(a,b){ return a.order - b.order;});
 	return ancestors;
 }
 
@@ -937,10 +948,23 @@ LGraph.prototype.sendActionToCanvas = function(action, params)
 * @param {LGraphNode} node the instance of the node
 */
 
-LGraph.prototype.add = function(node, skip_compute_order)
+LGraph.prototype.add = function( node, skip_compute_order)
 {
 	if(!node)
 		return;
+
+	//groups
+	if( node.constructor === LGraphGroup )
+	{
+		this._groups.push( node );
+		this.setDirtyCanvas(true);
+		this.change();
+		node.graph = this;
+		this._version++;
+		return;
+	}
+
+	//nodes
 	if(node.id != -1 && this._nodes_by_id[node.id] != null)
 	{
 		console.warn("LiteGraph: there is already a node with this ID, changing it");
@@ -977,7 +1001,6 @@ LGraph.prototype.add = function(node, skip_compute_order)
 
 
 	this.setDirtyCanvas(true);
-
 	this.change();
 
 	return node; //to chain actions
@@ -991,6 +1014,18 @@ LGraph.prototype.add = function(node, skip_compute_order)
 
 LGraph.prototype.remove = function(node)
 {
+	if(node.constructor === LiteGraph.LGraphGroup)
+	{
+		var index = this._groups.indexOf(node);
+		if(index != -1)
+			this._groups.splice(index,1);
+		node.graph = null;
+		this._version++;
+		this.setDirtyCanvas(true,true);
+		this.change();
+		return;
+	}
+
 	if(this._nodes_by_id[node.id] == null)
 		return; //not found
 
@@ -1047,7 +1082,6 @@ LGraph.prototype.remove = function(node)
 		this.onNodeRemoved(node);
 
 	this.setDirtyCanvas(true,true);
-
 	this.change();
 
 	this.updateExecutionOrder();
@@ -1121,7 +1155,7 @@ LGraph.prototype.findNodesByTitle = function(title)
 * @param {number} x the x coordinate in canvas space
 * @param {number} y the y coordinate in canvas space
 * @param {Array} nodes_list a list with all the nodes to search from, by default is all the nodes in the graph
-* @return {Array} a list with all the nodes that intersect this coordinate
+* @return {LGraphNode} the node at this position or null
 */
 LGraph.prototype.getNodeOnPos = function(x,y, nodes_list)
 {
@@ -1129,12 +1163,30 @@ LGraph.prototype.getNodeOnPos = function(x,y, nodes_list)
 	for (var i = nodes_list.length - 1; i >= 0; i--)
 	{
 		var n = nodes_list[i];
-		if(n.isPointInsideNode( x, y, 2 ))
+		if(n.isPointInside( x, y, 2 ))
 			return n;
 	}
 	return null;
 }
 
+/**
+* Returns the top-most group in that position
+* @method getGroupOnPos
+* @param {number} x the x coordinate in canvas space
+* @param {number} y the y coordinate in canvas space
+* @return {LGraphGroup} the group or null
+*/
+LGraph.prototype.getGroupOnPos = function(x,y)
+{
+	for (var i = this._groups.length - 1; i >= 0; i--)
+	{
+		var g = this._groups[i];
+		if(g.isPointInside( x, y, 2 ))
+			return g;
+	}
+	return null;
+}
+
 // ********** GLOBALS *****************
 
 /**
@@ -1468,11 +1520,16 @@ LGraph.prototype.serialize = function()
 		links.push([ link.id, link.origin_id, link.origin_slot, link.target_id, link.target_slot, link.type ]);
 	}
 
+	var groups_info = [];
+	for(var i = 0; i < this._groups.length; ++i)
+		groups_info.push( this._groups[i].serialize() );
+
 	var data = {
 		last_node_id: this.last_node_id,
 		last_link_id: this.last_link_id,
 		nodes: nodes_info,
 		links: links, 
+		groups: groups_info,
 		config: this.config
 	};
 
@@ -1544,6 +1601,16 @@ LGraph.prototype.configure = function( data, keep_old )
 		}
 	}
 
+	//groups
+	this._groups.length = 0;
+	if( data.groups )
+	for(var i = 0; i < data.groups.length; ++i )
+	{
+		var group = new LiteGraph.LGraphGroup();
+		group.configure( data.groups[i] );
+		this.add( group );
+	}
+
 	this.updateExecutionOrder();
 	this._version++;
 	this.setDirtyCanvas(true,true);
@@ -1589,7 +1656,6 @@ LGraph.prototype.onNodeTrace = function(node, msg, color)
 		+  { name:string, type:string, pos: [x,y]=Optional, direction: "input"|"output", links: Array });
 
 	flags:
-		+ skip_title_render
 		+ clip_area: if you render outside the node, it will be cliped
 		+ unsafe_execution: not allowed for safe execution
 		+ skip_repeated_outputs: when adding new outputs, it wont show if there is one already connected
@@ -1645,7 +1711,7 @@ LGraphNode.prototype._ctor = function( title )
 	Object.defineProperty( this, "pos", {
 		set: function(v)
 		{
-			if(!v || !v.length < 2)
+			if(!v || v.length < 2)
 				return;
 			this._pos[0] = v[0];
 			this._pos[1] = v[1];
@@ -2396,7 +2462,7 @@ LGraphNode.prototype.computeSize = function( minHeight, out )
 	var size = out || new Float32Array([0,0]);
 	rows = Math.max(rows, 1);
 	var font_size = LiteGraph.NODE_TEXT_SIZE; //although it should be graphcanvas.inner_text_font size
-	size[1] = rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4;
+	size[1] = (this.constructor.slot_start_y || 0) + rows * (font_size + 1) + ( this.widgets ? this.widgets.length : 0 ) * (LiteGraph.NODE_WIDGET_HEIGHT + 4 ) + 4;
 
 	var font_size = font_size;
 	var title_width = compute_text_size( this.title );
@@ -2439,17 +2505,29 @@ LGraphNode.prototype.computeSize = function( minHeight, out )
 	return size;
 }
 
+/**
+* Allows to pass 
+* 
+* @method addWidget
+* @return {Float32Array[4]} the total size
+*/
 LGraphNode.prototype.addWidget = function( type, name, value, callback, options )
 {
 	if(!this.widgets)
 		this.widgets = [];
 	var w = {
-		type: type,
+		type: type.toLowerCase(),
 		name: name,
 		value: value,
 		callback: callback,
-		options: options
+		options: options || {}
 	};
+
+	if(options.y)
+		w.y = options.y;
+
+	if( type == "combo" && !w.options.values )
+		throw("LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }");
 	this.widgets.push(w);
 	return w;
 }
@@ -2473,17 +2551,17 @@ LGraphNode.prototype.getBounding = function( out )
 
 /**
 * checks if a point is inside the shape of a node
-* @method isPointInsideNode
+* @method isPointInside
 * @param {number} x
 * @param {number} y
 * @return {boolean}
 */
-LGraphNode.prototype.isPointInsideNode = function(x,y, margin)
+LGraphNode.prototype.isPointInside = function(x,y, margin)
 {
 	margin = margin || 0;
 
 	var margin_top = this.graph && this.graph.isLive() ? 0 : 20;
-	if(this.flags.collapsed)
+	if(this.flags && this.flags.collapsed)
 	{
 		//if ( distance([x,y], [this.pos[0] + this.size[0]*0.5, this.pos[1] + this.size[1]*0.5]) < LiteGraph.NODE_COLLAPSED_RADIUS)
 		if( isInsideRectangle( x, y, this.pos[0] - margin, this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT - margin, (this._collapsed_width||LiteGraph.NODE_COLLAPSED_WIDTH) + 2 * margin, LiteGraph.NODE_TITLE_HEIGHT + 2 * margin ) )
@@ -2846,7 +2924,7 @@ LGraphNode.prototype.disconnectInput = function( slot )
 * @param {number_or_string} slot (could be the number of the slot or the string with the name of the slot)
 * @return {[x,y]} the position
 **/
-LGraphNode.prototype.getConnectionPos = function(is_input, slot_number)
+LGraphNode.prototype.getConnectionPos = function( is_input, slot_number )
 {
 	if(this.flags.collapsed)
 	{
@@ -2867,8 +2945,8 @@ LGraphNode.prototype.getConnectionPos = function(is_input, slot_number)
 		return [this.pos[0] + this.outputs[slot_number].pos[0],this.pos[1] + this.outputs[slot_number].pos[1]];
 
 	if(!is_input) //output
-		return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT];
-	return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT];
+		return [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)];
+	return [this.pos[0] , this.pos[1] + 10 + slot_number * LiteGraph.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0) ];
 }
 
 /* Force align to grid */
@@ -2976,9 +3054,11 @@ LGraphNode.prototype.captureInput = function(v)
 * Collapse the node to make it smaller on the canvas
 * @method collapse
 **/
-LGraphNode.prototype.collapse = function()
+LGraphNode.prototype.collapse = function( force )
 {
 	this.graph._version++;
+	if(this.constructor.collapsable === false && !force)
+		return;
 	if(!this.flags.collapsed)
 		this.flags.collapsed = true;
 	else
@@ -3008,6 +3088,105 @@ LGraphNode.prototype.localToScreen = function(x,y, graphcanvas)
 
 
 
+
+function LGraphGroup( title )
+{
+	this._ctor( title );
+}
+
+global.LGraphGroup = LiteGraph.LGraphGroup = LGraphGroup;
+
+LGraphGroup.prototype._ctor = function( title )
+{
+	this.title = title || "Unnamed";
+	this._bounding = new Float32Array([10,10,140,80]);
+	this._pos = this._bounding.subarray(0,2);
+	this._size = this._bounding.subarray(2,4);
+	this._nodes = [];
+	this.color = LGraphCanvas.node_colors.pale_blue ? LGraphCanvas.node_colors.pale_blue.groupcolor : "#AAA";
+	this.graph = null;
+
+	Object.defineProperty( this, "pos", {
+		set: function(v)
+		{
+			if(!v || v.length < 2)
+				return;
+			this._pos[0] = v[0];
+			this._pos[1] = v[1];
+		},
+		get: function()
+		{
+			return this._pos;
+		},
+		enumerable: true
+	});
+
+	Object.defineProperty( this, "size", {
+		set: function(v)
+		{
+			if(!v || v.length < 2)
+				return;
+			this._size[0] = Math.max(140,v[0]);
+			this._size[1] = Math.max(80,v[1]);
+		},
+		get: function()
+		{
+			return this._size;
+		},
+		enumerable: true
+	});
+}
+
+LGraphGroup.prototype.configure = function(o)
+{
+	this.title = o.title;
+	this._bounding.set( o.bounding );
+	this.color = o.color;
+}
+
+LGraphGroup.prototype.serialize = function()
+{
+	var b = this._bounding;
+	return {
+		title: this.title,
+		bounding: [ b[0], b[1], b[2], b[3] ],
+		color: this.color
+	};
+}
+
+LGraphGroup.prototype.move = function(deltax, deltay, ignore_nodes)
+{
+	this._pos[0] += deltax;
+	this._pos[1] += deltay;
+	if(ignore_nodes)
+		return;
+	for(var i = 0; i < this._nodes.length; ++i)
+	{
+		var node = this._nodes[i];
+		node.pos[0] += deltax;
+		node.pos[1] += deltay;
+	}
+}
+
+LGraphGroup.prototype.recomputeInsideNodes = function()
+{
+	this._nodes.length = 0;
+	var nodes = this.graph._nodes;
+	var node_bounding = new Float32Array(4);
+
+	for(var i = 0; i < nodes.length; ++i)
+	{
+		var node = nodes[i];
+		node.getBounding( node_bounding );
+		if(!overlapBounding( this._bounding, node_bounding ))
+			continue; //out of the visible area
+		this._nodes.push( node );
+	}
+}
+
+LGraphGroup.prototype.isPointInside = LGraphNode.prototype.isPointInside;
+LGraphGroup.prototype.setDirtyCanvas = LGraphNode.prototype.setDirtyCanvas;
+
 //*********************************************************************************
 // LGraphCanvas: LGraph renderer CLASS
 //*********************************************************************************
@@ -3085,6 +3264,7 @@ function LGraphCanvas( canvas, graph, options )
 
 	this.current_node = null;
 	this.node_widget = null; //used for widgets
+	this.last_mouse_position = [0,0];
 
 	//link canvas and graph
 	if(graph)
@@ -3122,6 +3302,8 @@ LGraphCanvas.prototype.clear = function()
 	this.dragging_rectangle = null;
 
 	this.selected_nodes = {};
+	this.selected_group = null;
+
 	this.visible_nodes = [];
 	this.node_dragged = null;
 	this.node_over = null;
@@ -3678,9 +3860,20 @@ LGraphCanvas.prototype.processMouseDown = function(e)
 		}
 		else //clicked outside of nodes
 		{
+			this.selected_group = this.graph.getGroupOnPos( e.canvasX, e.canvasY );
+			this.selected_group_resizing = false;
+			if( this.selected_group )
+			{
+				if( e.ctrlKey )
+					this.dragging_rectangle = null;
+
+				var dist = distance( [e.canvasX, e.canvasY], [ this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1] ] );
+				if( (dist * this.scale) < 10 )
+					this.selected_group_resizing = true;
+				else
+					this.selected_group.recomputeInsideNodes();
+			}
 			clicking_canvas_bg = true;
-			if ( (now - this.last_mouseclick) < 300 && this.allow_searchbox )
-				setTimeout( function(){ that.showSearchBox(e); },10 );
 		}
 
 		if( !skip_action && clicking_canvas_bg && this.allow_dragcanvas )
@@ -3744,12 +3937,27 @@ LGraphCanvas.prototype.processMouseMove = function(e)
 		this.processNodeWidgets( this.node_widget[0], this.canvas_mouse, e, this.node_widget[1] );
 		this.dirty_canvas = true;
 	}
+
 	if( this.dragging_rectangle )
 	{
 		this.dragging_rectangle[2] = e.canvasX - this.dragging_rectangle[0];
 		this.dragging_rectangle[3] = e.canvasY - this.dragging_rectangle[1];
 		this.dirty_canvas = true;
 	}
+	else if (this.selected_group)
+	{
+		if( this.selected_group_resizing )
+			this.selected_group.size = [ e.canvasX - this.selected_group.pos[0], e.canvasY - this.selected_group.pos[1] ];
+		else
+		{
+			var deltax = delta[0] / this.scale;
+			var deltay = delta[1] / this.scale;
+			this.selected_group.move( deltax, deltay, e.ctrlKey );
+			if( this.selected_group._nodes.length)
+				this.dirty_canvas = true;
+		}
+		this.dirty_bgcanvas = true;
+	}
 	else if(this.dragging_canvas)
 	{
 		this.offset[0] += delta[0] / this.scale;
@@ -3916,6 +4124,8 @@ LGraphCanvas.prototype.processMouseUp = function(e)
 	if (e.which == 1) //left button
 	{
 		this.node_widget = null;
+		this.selected_group = null;
+		this.selected_group_resizing = false;
 
 		if( this.dragging_rectangle )
 		{
@@ -4478,6 +4688,12 @@ LGraphCanvas.prototype.adjustMouseEvent = function(e)
 		e.localY = e.pageY;
 	}
 
+	e.deltaX = e.localX - this.last_mouse_position[0];
+	e.deltaY = e.localY - this.last_mouse_position[1];
+
+	this.last_mouse_position[0] = e.localX;
+	this.last_mouse_position[1] = e.localY;
+
 	e.canvasX = e.localX / this.scale - this.offset[0];
 	e.canvasY = e.localY / this.scale - this.offset[1];
 }
@@ -4834,6 +5050,10 @@ LGraphCanvas.prototype.drawBackCanvas = function()
 			ctx.imageSmoothingEnabled = ctx.mozImageSmoothingEnabled = ctx.imageSmoothingEnabled = true;
 		}
 
+		//groups
+		if(this.graph._groups.length && !this.live_mode)
+			this.drawGroups(canvas, ctx);
+
 		if(this.onBackgroundRender)
 			this.onBackgroundRender(canvas, ctx);
 
@@ -4885,12 +5105,6 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 	var color = node.color || node.constructor.color || LiteGraph.NODE_DEFAULT_COLOR;
 	var bgcolor = node.bgcolor || node.constructor.bgcolor || LiteGraph.NODE_DEFAULT_BGCOLOR;
 
-	var render_title = true;
-	if(node.flags.skip_title_render || node.graph.isLive())
-		render_title = false;
-	if(node.mouseOver)
-		render_title = true;
-
 	//shadow and glow
 	if (node.mouseOver)
 		glow = true;
@@ -4961,7 +5175,7 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 	}
 
 	//draw shape
-	this.drawNodeShape( node, ctx, size, color, bgcolor, !render_title, node.selected );
+	this.drawNodeShape( node, ctx, size, color, bgcolor, node.selected, node.mouseOver );
 	ctx.shadowColor = "transparent";
 
 	//connection slots
@@ -5127,7 +5341,7 @@ LGraphCanvas.prototype.drawNode = function(node, ctx )
 }
 
 /* Renders the node shape */
-LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolor, no_title, selected )
+LGraphCanvas.prototype.drawNodeShape = function( node, ctx, size, fgcolor, bgcolor, selected, mouse_over )
 {
 	//bg rect
 	ctx.strokeStyle = fgcolor;
@@ -5137,19 +5351,31 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 
 	//render node area depending on shape
 	var shape = node._shape || node.constructor.shape || LiteGraph.BOX_SHAPE;
+	var title_mode = node.constructor.title_mode;
+
+	var render_title = true;
+	if( title_mode == LiteGraph.TRANSPARENT_TITLE )
+		render_title = false;
+	else if( title_mode == LiteGraph.AUTOHIDE_TITLE && mouse_over)
+		render_title = true;
+
+	var areax = 0;
+	var areay = render_title ? -title_height : 0;
+	var areaw = size[0]+1;
+	var areah = render_title ? size[1] + title_height : size[1];
 
 	if(!node.flags.collapsed)
 	{
 		if(shape == LiteGraph.BOX_SHAPE || this.scale < 0.5)
 		{
 			ctx.beginPath();
-			ctx.rect(0,no_title ? 0 : -title_height, size[0]+1, no_title ? size[1] : size[1] + title_height);
+			ctx.rect( areax, areay, areaw, areah );
 			ctx.fill();
 		}
 		else if (shape == LiteGraph.ROUND_SHAPE || shape == LiteGraph.CARD_SHAPE)
 		{
 			ctx.beginPath();
-			ctx.roundRect(0,no_title ? 0 : -title_height,size[0], no_title ? size[1] : size[1] + title_height, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius);
+			ctx.roundRect( areax, areay, areaw, areah, this.round_radius, shape == LiteGraph.CARD_SHAPE ? 0 : this.round_radius);
 			ctx.fill();
 		}
 		else if (shape == LiteGraph.CIRCLE_SHAPE)
@@ -5176,11 +5402,11 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 		node.onDrawBackground( ctx, this );
 	}
 
-	//title bg (remember, it is rendered ABOVE the node
-	if(!no_title)
+	//title bg (remember, it is rendered ABOVE the node)
+	if(render_title || title_mode == LiteGraph.TRANSPARENT_TITLE )
 	{
 		//title bar
-		if(1) //!node.flags.collapsed)
+		if(title_mode != LiteGraph.TRANSPARENT_TITLE) //!node.flags.collapsed)
 		{
 			//* gradient test
 			if(this.use_gradients)
@@ -5239,7 +5465,10 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 			var title = node.getTitle();
 			if(title)
 			{
-				ctx.fillStyle = node.constructor.title_text_color || this.node_title_color;
+				if(selected)
+					ctx.fillStyle = "white";
+				else
+					ctx.fillStyle = node.constructor.title_text_color || this.node_title_color;
 				if( node.flags.collapsed )
 				{
 					ctx.textAlign =  "center";
@@ -5259,14 +5488,19 @@ LGraphCanvas.prototype.drawNodeShape = function(node, ctx, size, fgcolor, bgcolo
 	//render selection marker
 	if(selected)
 	{
+		if( title_mode == LiteGraph.TRANSPARENT_TITLE )
+		{
+			areay -= title_height;
+			areah += title_height;
+		}
 		ctx.lineWidth = 1;
 		ctx.beginPath();
 		if(shape == LiteGraph.BOX_SHAPE)
-			ctx.rect(-6,-6 + (no_title ? 0 : -title_height), 12 + size[0]+1, 12 + (no_title ? size[1] : size[1] + title_height));
-		else if (shape == LiteGraph.ROUND_SHAPE)
-			ctx.roundRect(-6, -6 + (no_title ? 0 : -title_height), 12 + size[0], 12 + (no_title ? size[1] : size[1] + title_height), this.round_radius * 2);
+			ctx.rect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah );
+		else if (shape == LiteGraph.ROUND_SHAPE || (shape == LiteGraph.CARD_SHAPE && node.flags.collapsed) )
+			ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2);
 		else if (shape == LiteGraph.CARD_SHAPE)
-			ctx.roundRect(-6, -6 + (no_title ? 0 : -title_height), 12 + size[0], 12 + (no_title ? size[1] : size[1] + title_height), this.round_radius * 2, 0);
+			ctx.roundRect(-6 + areax,-6 + areay, 12 + areaw, 12 + areah , this.round_radius * 2, 2);
 		else if (shape == LiteGraph.CIRCLE_SHAPE)
 			ctx.arc(size[0] * 0.5, size[1] * 0.5, size[0] * 0.5 + 6, 0, Math.PI*2);
 		ctx.strokeStyle = "#DDD";
@@ -5450,9 +5684,12 @@ LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widge
 	var width = node.size[0];
 	var widgets = node.widgets;
 	posY += 2;
+	var H = LiteGraph.NODE_WIDGET_HEIGHT;
+	var show_text = this.scale > 0.5;
+
 	for(var i = 0; i < widgets.length; ++i)
 	{
-		var w = widgets[0];
+		var w = widgets[i];
 		var y = posY;
 		if(w.y)
 			y = w.y;
@@ -5470,25 +5707,64 @@ LGraphCanvas.prototype.drawNodeWidgets = function( node, posY, ctx, active_widge
 					w.clicked = false;
 					this.dirty_canvas = true;
 				}
-				ctx.fillRect(6.5,y,width-12,20);
-				ctx.strokeRect(6.5,y,width-12,20);
-				ctx.textAlign = "center";
-				ctx.fillStyle = "#AAA";
-				ctx.fillText( w.name, width*0.5, y + 20*0.7 );
+				ctx.fillRect(10,y,width-20,H);
+				ctx.strokeRect(10,y,width-20,H);
+				if(show_text)
+				{
+					ctx.textAlign = "center";
+					ctx.fillStyle = "#AAA";
+					ctx.fillText( w.name, width*0.5, y + H*0.7 );
+				}
 				break;
 			case "slider": 
-				ctx.fillRect(6.5,y,width-12,20);
+				ctx.fillStyle = "#111";
+				ctx.fillRect(10,y,width-20,H);
 				var range = w.options.max - w.options.min;
 				var nvalue = (w.value - w.options.min) / range;
 				ctx.fillStyle = active_widget == w ? "#89A" : "#678";
-				ctx.fillRect(6.5,y,nvalue*(width-12),20);
-				ctx.strokeRect(6.5,y,width-12,20);
-				ctx.textAlign = "center";
-				ctx.fillStyle = "#CCC";
-				ctx.fillText( w.name + "  " + Number(w.value).toFixed(3), width*0.5, y + 20*0.7 );
+				ctx.fillRect(10,y,nvalue*(width-20),H);
+				ctx.strokeRect(10,y,width-20,H);
+				if(show_text)
+				{
+					ctx.textAlign = "center";
+					ctx.fillStyle = "#DDD";
+					ctx.fillText( w.name + "  " + Number(w.value).toFixed(3), width*0.5, y + H*0.7 );
+				}
+				break;
+			case "number":
+			case "combo":
+				ctx.textAlign = "left";
+				ctx.strokeStyle = "#AAA";
+				ctx.fillStyle = "#111";
+				ctx.beginPath();
+				ctx.roundRect( 10, posY, width - 20, H,H*0.5 );
+				ctx.fill();
+				ctx.stroke();
+				ctx.fillStyle = "#AAA";
+				ctx.beginPath();
+				ctx.moveTo( 26, posY + 5 );
+				ctx.lineTo( 16, posY + H*0.5 );
+				ctx.lineTo( 26, posY + H - 5 );
+				ctx.moveTo( width - 26, posY + 5 );
+				ctx.lineTo( width - 16, posY + H*0.5 );
+				ctx.lineTo( width - 26, posY + H - 5 );
+				ctx.fill();
+				if(show_text)
+				{
+					ctx.fillStyle = "#999";
+					ctx.fillText( w.name, 30, y + H*0.7 );
+					ctx.fillStyle = "#DDD";
+					ctx.textAlign = "right";
+					if(w.type == "number")
+						ctx.fillText( Number(w.value).toFixed( w.options.precision !== undefined ? w.options.precision : 3), width - 40, y + H*0.7 );
+					else
+						ctx.fillText( w.value, width - 40, y + H*0.7 );
+				}
+				break;
+			default:
 				break;
 		}
-		posY += 20;
+		posY += H + 4;
 	}
 	ctx.textAlign = "left";
 }
@@ -5519,12 +5795,47 @@ LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_w
 					break;
 				case "slider": 
 					var range = w.options.max - w.options.min;
-					var nvalue = Math.clamp( (x - 6) / (width - 12), 0, 1);
+					var nvalue = Math.clamp( (x - 10) / (width - 20), 0, 1);
 					w.value = w.options.min + (w.options.max - w.options.min) * nvalue;
 					if(w.callback)
 						setTimeout( function(){	w.callback( w.value, that, node, pos ); }, 20 );
 					this.dirty_canvas = true;
 					break;
+				case "number": 
+				case "combo": 
+					if(event.type == "mousemove" && w.type == "number")
+					{
+						w.value += (event.deltaX * 0.1) * (w.options.step || 1);
+						if(w.options.min != null && w.value < w.options.min)
+							w.value = w.options.min;
+						if(w.options.max != null && w.value > w.options.max)
+							w.value = w.options.max;
+					}
+					else if( event.type == "mousedown" )
+					{
+						var delta = ( x < 40 ? -1 : ( x > width - 40 ? 1 : 0) );
+						if (w.type == "number")
+						{
+							w.value += delta * 0.1 * (w.options.step || 1);
+							if(w.options.min != null && w.value < w.options.min)
+								w.value = w.options.min;
+							if(w.options.max != null && w.value > w.options.max)
+								w.value = w.options.max;
+						}
+						else if(delta)
+						{
+							var index = w.options.values.indexOf( w.value ) + delta;
+							if( index >= w.options.values.length )
+								index = 0;
+							if( index < 0 )
+								index = w.options.values.length - 1;
+							w.value = w.options.values[ index ];
+						}
+					}
+					if(w.callback)
+						setTimeout( function(){	w.callback( w.value, that, node, pos ); }, 20 );
+					this.dirty_canvas = true;
+					break;
 			}
 
 			return w;
@@ -5534,116 +5845,40 @@ LGraphCanvas.prototype.processNodeWidgets = function( node, pos, event, active_w
 }
 
 
-/*
-LGraphCanvas.prototype.guiButton = function( ctx, rect, text, callback )
+LGraphCanvas.prototype.drawGroups = function(canvas, ctx)
 {
-	if(!rect)
-		throw("No area");
+	if(!this.graph)
+		return;
 
-	var gui_data = this.gui_data;
+	var groups = this.graph._groups;
 
-	var node = this.current_node;
-	this.addGUIRect( node, rect );
+	ctx.save();
+	ctx.globalAlpha = 0.5;
+	ctx.font = "24px Arial";
 
-	var mouse_over = gui_data.local_position[0] >= rect[0] && gui_data.local_position[1] >= rect[1] && gui_data.local_position[0] < rect[0] + rect[2] && gui_data.local_position[1] < rect[1] + rect[3];
-	var clicked = gui_data.over_node == node && gui_data.last_frame_click && mouse_over;
-
-	ctx.fillStyle = clicked ? "#AAA" : ( mouse_over ? "#555" : "#333" );
-	ctx.fillRect( rect[0], rect[1], rect[2], rect[3] );
-	ctx.strokeStyle = "#AAA";
-	ctx.strokeRect( rect[0] + 0.5, rect[1] + 0.5, rect[2], rect[3] );
-	ctx.textAlign = "center";
-	ctx.fillStyle = clicked ? "#000" : "#AAA";
-	ctx.fillText( text, rect[0] + rect[2] * 0.5, rect[1] + rect[3] * 0.75 );
-
-	if(clicked)
+	for(var i = 0; i < groups.length; ++i)
 	{
-		this.node_dragged = null;
-		if(callback)
-			setTimeout( function(){ callback( this.current_node, text, gui_data.local_position ); },1 );
-		return true;
-	}
-	return false;
-}
+		var group = groups[i];
 
-LGraphCanvas.prototype.guiSlider = function( ctx, rect, value, left_value, right_value, text )
-{
-	if(!rect)
-		throw("No area");
+		if(!overlapBounding( this.visible_area, group._bounding ))
+			continue; //out of the visible area
 
-	var gui_data = this.gui_data;
-	var node = this.current_node;
-	this.addGUIRect( node, rect );
+		ctx.fillStyle = group.color || "#335";
+		ctx.strokeStyle = group.color || "#335";
 
-	var node = this.current_node;
-	var mouse_over = gui_data.local_position[0] >= rect[0] && gui_data.local_position[1] >= rect[1] && gui_data.local_position[0] < rect[0] + rect[2] && gui_data.local_position[1] - 2 < rect[1] + rect[3];
-	var clicked = gui_data.over_node == node && gui_data.last_frame_click && mouse_over;
-	var dragging = false;
-	
-	if( gui_data.clicked_node == node )
-		dragging = gui_data.click_position[0] >= rect[0] && gui_data.click_position[1] >= rect[1] && gui_data.click_position[0] < rect[0] + rect[2] && gui_data.click_position[1] - 2 < rect[1] + rect[3];
+		ctx.globalAlpha = 0.25;
+		ctx.beginPath();
+		ctx.rect( group._pos[0], group._pos[1], group.size[0], group.size[1] );
+		ctx.fill();
+		ctx.globalAlpha = 1;
+		ctx.stroke();
 
-	if(left_value === undefined)
-		left_value = 0;
-	if(right_value === undefined)
-		right_value = 1;
-	value = Number(value);
-	left_value = Number(left_value);
-	right_value = Number(right_value);
-
-	var range = right_value - left_value;
-	var norm_value = (value - left_value) / range;
-	if(norm_value < 0) norm_value = 0;
-	if(norm_value > 1) norm_value = 1;
-
-	var margin = Math.max(1,rect[3]*0.05);
-
-	if(clicked || dragging)
-	{
-		norm_value = ( gui_data.local_position[0] - (rect[0] + margin)) / (rect[2] - margin*2);
-		if(norm_value < 0) norm_value = 0;
-		if(norm_value > 1) norm_value = 1;
-		value = norm_value * range + left_value;
-		this.dirty_canvas = true;
+		ctx.fillText( group.title, group._pos[0] + 4, group._pos[1] + 24 );
 	}
 
-	//bg
-	ctx.fillStyle = "#AAA";
-	ctx.fillRect( rect[0], rect[1], rect[2], rect[3] );
-
-	//slider
-	ctx.fillStyle = "#111";
-	ctx.fillRect( rect[0] + margin, rect[1] + margin, rect[2] - margin*2, rect[3] - margin*2 );
-	ctx.fillStyle = (mouse_over && !gui_data.clicked_node) || dragging ? "#FE8" : "#666";
-	ctx.fillRect( rect[0] + margin, rect[1] + margin, Math.max(2, (rect[2] - margin*2) * norm_value ), rect[3] - margin*2 );
-
-	ctx.font = (rect[3]*0.5).toFixed(0) + "px Arial";
-	ctx.fillStyle = "#111";
-	if(text != null)
-	{
-		ctx.textAlign = "left";
-		ctx.fillText( String(text), rect[0] + 10, rect[1] + rect[3] * 0.7 );
-	}
-	ctx.textAlign = "right";
-	ctx.fillStyle = "#666";
-	ctx.fillText( value.toFixed(2), rect[0] + rect[2] - 10, rect[1] + rect[3] * 0.7 );
-
-	return value;
+	ctx.restore();
 }
-*/
 
-/*
-LGraphCanvas.prototype.resizeCanvas = function(width,height)
-{
-	this.canvas.width = width;
-	if(height)
-		this.canvas.height = height;
-
-	this.bgcanvas.width = this.canvas.width;
-	this.bgcanvas.height = this.canvas.height;
-	this.draw(true,true);
-}
-*/
 
 LGraphCanvas.prototype.resize = function(width, height)
 {
@@ -5741,6 +5976,16 @@ LGraphCanvas.prototype.touchHandler = function(event)
 
 /* CONTEXT MENU ********************/
 
+LGraphCanvas.onGroupAdd = function(info,entry,mouse_event)
+{
+	var canvas = LGraphCanvas.active_canvas;
+	var ref_window = canvas.getCanvasWindow();
+		
+	var group = new LiteGraph.LGraphGroup();
+	group.pos = canvas.convertEventToCanvas( mouse_event );
+	canvas.graph.add( group );
+}
+
 LGraphCanvas.onMenuAdd = function( node, options, e, prev_menu )
 {
 	var canvas = LGraphCanvas.active_canvas;
@@ -6359,8 +6604,7 @@ LGraphCanvas.prototype.createDialog = function( html, options )
 
 LGraphCanvas.onMenuNodeCollapse = function( value, options, e, menu, node )
 {
-	node.flags.collapsed = !node.flags.collapsed;
-	node.setDirtyCanvas(true,true);
+	node.collapse();
 }
 
 LGraphCanvas.onMenuNodePin = function( value, options, e, menu, node )
@@ -6414,8 +6658,13 @@ LGraphCanvas.onMenuNodeColors = function( value, options, e, menu, node )
 		var color = v.value ? LGraphCanvas.node_colors[ v.value ] : null;
 		if(color)
 		{
-			node.color = color.color;
-			node.bgcolor = color.bgcolor;
+			if(node.constructor === LiteGraph.LGraphGroup)
+				node.color = color.groupcolor;
+			else
+			{
+				node.color = color.color;
+				node.bgcolor = color.bgcolor;
+			}
 		}
 		else
 		{
@@ -6451,8 +6700,9 @@ LGraphCanvas.onMenuNodeRemove = function( value, options, e, menu, node )
 	if(!node)
 		throw("no node passed");
 
-	if(node.removable == false)
+	if(node.removable === false)
 		return;
+
 	node.graph.remove(node);
 	node.setDirtyCanvas(true,true);
 }
@@ -6469,15 +6719,15 @@ LGraphCanvas.onMenuNodeClone = function( value, options, e, menu, node )
 }
 
 LGraphCanvas.node_colors = {
-	"red": { color:"#322", bgcolor:"#533" },
-	"brown": { color:"#332922", bgcolor:"#593930" },
-	"green": { color:"#232", bgcolor:"#353" },
-	"blue": { color:"#223", bgcolor:"#335" },
-	"pale_blue": { color:"#2a363b", bgcolor:"#3f5159" },
-	"cyan": { color:"#233", bgcolor:"#355" },
-	"purple": { color:"#323", bgcolor:"#535" },
-	"yellow": { color:"#432", bgcolor:"#653" },
-	"black": { color:"#222", bgcolor:"#000" }
+	"red": { color:"#322", bgcolor:"#533", groupcolor: "#A88" },
+	"brown": { color:"#332922", bgcolor:"#593930", groupcolor: "#b06634" },
+	"green": { color:"#232", bgcolor:"#353", groupcolor: "#8A8" },
+	"blue": { color:"#223", bgcolor:"#335", groupcolor: "#88A" },
+	"pale_blue": { color:"#2a363b", bgcolor:"#3f5159", groupcolor: "#3f789e" },
+	"cyan": { color:"#233", bgcolor:"#355", groupcolor: "#8AA" },
+	"purple": { color:"#323", bgcolor:"#535", groupcolor: "#a1309b" },
+	"yellow": { color:"#432", bgcolor:"#653", groupcolor: "#b58b2a" },
+	"black": { color:"#222", bgcolor:"#000", groupcolor: "#444" }
 };
 
 LGraphCanvas.prototype.getCanvasMenuOptions = function()
@@ -6488,7 +6738,8 @@ LGraphCanvas.prototype.getCanvasMenuOptions = function()
 	else
 	{
 		options = [
-			{ content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd }
+			{ content:"Add Node", has_submenu: true, callback: LGraphCanvas.onMenuAdd },
+			{ content:"Add Group", callback: LGraphCanvas.onGroupAdd }
 			//{content:"Collapse All", callback: LGraphCanvas.onMenuCollapseAll }
 		];
 
@@ -6565,6 +6816,18 @@ LGraphCanvas.prototype.getNodeMenuOptions = function( node )
 	return options;
 }
 
+LGraphCanvas.prototype.getGroupMenuOptions = function( node )
+{
+	var o = [
+		{content:"Title", callback: LGraphCanvas.onShowTitleEditor },
+		{content:"Color", has_submenu: true, callback: LGraphCanvas.onMenuNodeColors },
+		null,
+		{content:"Remove", callback: LGraphCanvas.onMenuNodeRemove }
+	];
+
+	return o;
+}
+
 LGraphCanvas.prototype.processContextMenu = function( node, event )
 {
 	var that = this;
@@ -6582,7 +6845,7 @@ LGraphCanvas.prototype.processContextMenu = function( node, event )
 		LGraphCanvas.active_node = node;
 	}
 
-	if(slot)
+	if(slot) //on slot
 	{
 		menu_info = [];
 		menu_info.push( slot.locked ? "Cannot remove"  : { content: "Remove Slot", slot: slot } );
@@ -6592,10 +6855,23 @@ LGraphCanvas.prototype.processContextMenu = function( node, event )
 			options.title = "Action";
 		if(slot.output && slot.output.type == LiteGraph.EVENT)
 			options.title = "Event";
-
 	}
 	else
-		menu_info = node ? this.getNodeMenuOptions(node) : this.getCanvasMenuOptions();
+	{
+		if( node ) //on node
+			menu_info = this.getNodeMenuOptions(node);
+		else 
+		{
+			var group = this.graph.getGroupOnPos( event.canvasX, event.canvasY );
+			if( group ) //on group
+			{
+				options.node = group;
+				menu_info = this.getGroupMenuOptions( group );
+			}
+			else
+				menu_info = this.getCanvasMenuOptions();
+		}
+	}
 
 	//show menu
 	if(!menu_info)
diff --git a/src/nodes/interface.js b/src/nodes/interface.js
index beec23f4cc..130bdea35e 100755
--- a/src/nodes/interface.js
+++ b/src/nodes/interface.js
@@ -409,8 +409,6 @@ var LiteGraph = global.LiteGraph;
 
 	LiteGraph.registerNodeType("widget/knob", WidgetKnob);
 
-
-
 	//Show value inside the debug console
 	function WidgetSliderGUI()
 	{
@@ -419,8 +417,7 @@ var LiteGraph = global.LiteGraph;
 			value: 0.5,
 			min: 0,
 			max: 1,
-			text: "V",
-			y: 2
+			text: "V"
 		};
 		var that = this;
 		this.size = [80,60];