Index: conformance/more/performance/jsGCPause.html |
=================================================================== |
--- conformance/more/performance/jsGCPause.html (revision 0) |
+++ conformance/more/performance/jsGCPause.html (revision 0) |
@@ -0,0 +1,58 @@ |
+<!DOCTYPE html> |
+<html><head> |
+<meta charset="utf-8"> |
+<link rel="stylesheet" type="text/css" href="../unit.css" /> |
+<script type="application/x-javascript" src="../unit.js"></script> |
+<script type="application/x-javascript" src="../util.js"></script> |
+<script type="application/x-javascript"> |
+ |
+Tests.autorun = false; |
+ |
+Tests.testInterval = function() { |
+ document.getElementById('dtMax').textContent = "Running, please wait..."; |
+ setTimeout(function() { |
+ var t0 = new Date().getTime(); |
+ var t = t0; |
+ var dtMax = 0; |
+ var frames = []; |
+ var iv; |
+ iv = setInterval(function() { |
+ if (t > t0 + 10000) { |
+ var hist = []; |
+ var dtMed = 0, maxi = [0, 0]; |
+ for (var i=0; i<dtMax; i++) hist[i] = 0; |
+ for (var i=0; i<frames.length; i++) |
+ hist[frames[i]]++; |
+ for (var i=0; i<hist.length; i++) |
+ if (hist[i] > maxi[1]) maxi = [i, hist[i]]; |
+ dtMed = maxi[0]; |
+ var dtAvg = frames.reduce(function(s,i){return s + i;})/frames.length; |
+ document.getElementById('dtMax').textContent = "Longest frame: " + dtMax + " ms. Average frame: " + Math.floor(dtAvg*100)*0.01 + " ms. Median frame: " + dtMed + " ms."; |
+ clearInterval(iv); |
+ var c = document.getElementById('dtCanvas'); |
+ c.width = frames.length; |
+ c.height = dtMax; |
+ var ctx = c.getContext('2d'); |
+ for (var i=0; i<frames.length; i++) |
+ ctx.fillRect(i,0,1,frames[i]); |
+ } |
+ var t1 = new Date().getTime(); |
+ if (t1-t > dtMax) dtMax = t1-t; |
+ frames.push(t1-t); |
+ t = t1; |
+ var rot = Matrix.rotate((t/400) % (2*Math.PI), [0, 1+(t%1000), 1]); |
+ var trans = Matrix.translate3(0, Math.cos(t/1000)*1, Math.sin(t/1000)*3); |
+ for (var i=0; i<200; i++) |
+ var mat = Matrix.mul4x4(rot, trans); |
+ }, 16); |
+ }, 0); |
+} |
+ |
+</script> |
+<style>canvas{ position:absolute; }</style> |
+</head><body> |
+<h3>10 seconds of 60fps 200x mul4x4, frame time statistics</h3> |
+<p id="dtMax"></p> |
+<canvas id="dtCanvas"></canvas> |
+</body></html> |
+ |
Property changes on: conformance/more/performance/jsGCPause.html |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |