added changing backgrounds
This commit is contained in:
149
static/stats.js
Normal file
149
static/stats.js
Normal file
@@ -0,0 +1,149 @@
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/**
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* @author mrdoob / http://mrdoob.com/
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*/
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var Stats = function () {
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var startTime = Date.now(), prevTime = startTime;
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var ms = 0, msMin = Infinity, msMax = 0;
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var fps = 0, fpsMin = Infinity, fpsMax = 0;
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var frames = 0, mode = 0;
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var container = document.createElement( 'div' );
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container.id = 'stats';
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container.addEventListener( 'mousedown', function ( event ) { event.preventDefault(); setMode( ++ mode % 2 ) }, false );
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container.style.cssText = 'width:80px;opacity:0.9;cursor:pointer';
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var fpsDiv = document.createElement( 'div' );
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fpsDiv.id = 'fps';
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fpsDiv.style.cssText = 'padding:0 0 3px 3px;text-align:left;background-color:#002';
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container.appendChild( fpsDiv );
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var fpsText = document.createElement( 'div' );
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fpsText.id = 'fpsText';
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fpsText.style.cssText = 'color:#0ff;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px';
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fpsText.innerHTML = 'FPS';
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fpsDiv.appendChild( fpsText );
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var fpsGraph = document.createElement( 'div' );
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fpsGraph.id = 'fpsGraph';
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fpsGraph.style.cssText = 'position:relative;width:74px;height:30px;background-color:#0ff';
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fpsDiv.appendChild( fpsGraph );
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while ( fpsGraph.children.length < 74 ) {
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var bar = document.createElement( 'span' );
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bar.style.cssText = 'width:1px;height:30px;float:left;background-color:#113';
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fpsGraph.appendChild( bar );
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}
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var msDiv = document.createElement( 'div' );
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msDiv.id = 'ms';
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msDiv.style.cssText = 'padding:0 0 3px 3px;text-align:left;background-color:#020;display:none';
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container.appendChild( msDiv );
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var msText = document.createElement( 'div' );
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msText.id = 'msText';
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msText.style.cssText = 'color:#0f0;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px';
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msText.innerHTML = 'MS';
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msDiv.appendChild( msText );
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var msGraph = document.createElement( 'div' );
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msGraph.id = 'msGraph';
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msGraph.style.cssText = 'position:relative;width:74px;height:30px;background-color:#0f0';
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msDiv.appendChild( msGraph );
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while ( msGraph.children.length < 74 ) {
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var bar = document.createElement( 'span' );
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bar.style.cssText = 'width:1px;height:30px;float:left;background-color:#131';
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msGraph.appendChild( bar );
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}
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var setMode = function ( value ) {
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mode = value;
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switch ( mode ) {
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case 0:
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fpsDiv.style.display = 'block';
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msDiv.style.display = 'none';
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break;
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case 1:
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fpsDiv.style.display = 'none';
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msDiv.style.display = 'block';
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break;
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}
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};
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var updateGraph = function ( dom, value ) {
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var child = dom.appendChild( dom.firstChild );
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child.style.height = value + 'px';
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};
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return {
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REVISION: 12,
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domElement: container,
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setMode: setMode,
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begin: function () {
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startTime = Date.now();
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},
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end: function () {
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var time = Date.now();
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ms = time - startTime;
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msMin = Math.min( msMin, ms );
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msMax = Math.max( msMax, ms );
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msText.textContent = ms + ' MS (' + msMin + '-' + msMax + ')';
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updateGraph( msGraph, Math.min( 30, 30 - ( ms / 200 ) * 30 ) );
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frames ++;
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if ( time > prevTime + 1000 ) {
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fps = Math.round( ( frames * 1000 ) / ( time - prevTime ) );
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fpsMin = Math.min( fpsMin, fps );
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fpsMax = Math.max( fpsMax, fps );
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fpsText.textContent = fps + ' FPS (' + fpsMin + '-' + fpsMax + ')';
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updateGraph( fpsGraph, Math.min( 30, 30 - ( fps / 100 ) * 30 ) );
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prevTime = time;
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frames = 0;
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}
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return time;
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},
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update: function () {
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startTime = this.end();
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}
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}
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};
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if ( typeof module === 'object' ) {
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module.exports = Stats;
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}
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