init

python

PCSurvey/libs/other/stats.js

@@ -0,0 +1,200 @@
+// stats.js -
+// @author mrdoob http://github.com/mrdoob/stats.js
+
+// The MIT License
+// 
+// Copyright (c) 2009-2016 stats.js author mrdoob / http://mrdoob.com/
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+// 
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+ */
+
+var Stats = function () {
+
+	this.fps = 0;
+	var mode = 0;
+
+	var container = document.createElement( 'div' );
+	container.style.cssText = 'position:fixed;top:0;left:0;cursor:pointer;opacity:0.9;z-index:10000';
+	container.addEventListener( 'click', function ( event ) {
+
+		event.preventDefault();
+		showPanel( ++ mode % container.children.length );
+
+	}, false );
+
+	//
+
+	function addPanel( panel ) {
+
+		container.appendChild( panel.dom );
+		return panel;
+
+	}
+
+	function showPanel( id ) {
+
+		for ( var i = 0; i < container.children.length; i ++ ) {
+
+			container.children[ i ].style.display = i === id ? 'block' : 'none';
+
+		}
+
+		mode = id;
+
+	}
+
+	//
+
+	var beginTime = ( performance || Date ).now(), prevTime = beginTime, frames = 0;
+
+	var fpsPanel = addPanel( new Stats.Panel( 'FPS', '#0ff', '#002' ) );
+	var msPanel = addPanel( new Stats.Panel( 'MS', '#0f0', '#020' ) );
+
+	if ( self.performance && self.performance.memory ) {
+
+		var memPanel = addPanel( new Stats.Panel( 'MB', '#f08', '#201' ) );
+
+	}
+
+	showPanel( 0 );
+
+	return {
+
+		REVISION: 16,
+
+		dom: container,
+
+		addPanel: addPanel,
+		showPanel: showPanel,
+
+		begin: function () {
+
+			beginTime = ( performance || Date ).now();
+
+		},
+
+		end: function () {
+
+			frames ++;
+
+			var time = ( performance || Date ).now();
+
+			msPanel.update( time - beginTime, 200 );
+
+			if ( time > prevTime + 3000 ) {
+
+				this.fps = ( frames * 1000 ) / ( time - prevTime );
+				fpsPanel.update( this.fps, 100 );
+				
+
+				prevTime = time;
+				frames = 0;
+
+				if ( memPanel ) {
+
+					var memory = performance.memory;
+					memPanel.update( memory.usedJSHeapSize / 1048576, memory.jsHeapSizeLimit / 1048576 );
+
+				}
+
+			}
+
+			return time;
+
+		},
+
+		update: function () {
+
+			beginTime = this.end();
+
+		},
+
+		// Backwards Compatibility
+
+		domElement: container,
+		setMode: showPanel
+
+	};
+
+};
+
+Stats.Panel = function ( name, fg, bg ) {
+
+	var min = Infinity, max = 0, round = Math.round;
+	var PR = round( window.devicePixelRatio || 1 );
+
+	var WIDTH = 80 * PR, HEIGHT = 48 * PR,
+			TEXT_X = 3 * PR, TEXT_Y = 2 * PR,
+			GRAPH_X = 3 * PR, GRAPH_Y = 15 * PR,
+			GRAPH_WIDTH = 74 * PR, GRAPH_HEIGHT = 30 * PR;
+
+	var canvas = document.createElement( 'canvas' );
+	canvas.width = WIDTH;
+	canvas.height = HEIGHT;
+	canvas.style.cssText = 'width:80px;height:48px';
+
+	var context = canvas.getContext( '2d' );
+	context.font = 'bold ' + ( 9 * PR ) + 'px Helvetica,Arial,sans-serif';
+	context.textBaseline = 'top';
+
+	context.fillStyle = bg;
+	context.fillRect( 0, 0, WIDTH, HEIGHT );
+
+	context.fillStyle = fg;
+	context.fillText( name, TEXT_X, TEXT_Y );
+	context.fillRect( GRAPH_X, GRAPH_Y, GRAPH_WIDTH, GRAPH_HEIGHT );
+
+	context.fillStyle = bg;
+	context.globalAlpha = 0.9;
+	context.fillRect( GRAPH_X, GRAPH_Y, GRAPH_WIDTH, GRAPH_HEIGHT );
+
+	return {
+
+		dom: canvas,
+
+		update: function ( value, maxValue ) {
+
+			min = Math.min( min, value );
+			max = Math.max( max, value );
+
+			context.fillStyle = bg;
+			context.globalAlpha = 1;
+			context.fillRect( 0, 0, WIDTH, GRAPH_Y );
+			context.fillStyle = fg;
+			context.fillText( round( value ) + ' ' + name + ' (' + round( min ) + '-' + round( max ) + ')', TEXT_X, TEXT_Y );
+
+			context.drawImage( canvas, GRAPH_X + PR, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT, GRAPH_X, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT );
+
+			context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, GRAPH_HEIGHT );
+
+			context.fillStyle = bg;
+			context.globalAlpha = 0.9;
+			context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, round( ( 1 - ( value / maxValue ) ) * GRAPH_HEIGHT ) );
+
+		}
+
+	};
+
+};
+
+if ( typeof module === 'object' ) {
+
+	module.exports = Stats;
+
+}