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Unified Diff: third_party/webgl/sdk/tests/conformance/more/performance/jsToGLOverhead.html

Issue 9373009: Check in webgl conformance tests r16844 from khronos. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/
Patch Set: Created 8 years, 10 months ago
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Index: third_party/webgl/sdk/tests/conformance/more/performance/jsToGLOverhead.html
===================================================================
--- third_party/webgl/sdk/tests/conformance/more/performance/jsToGLOverhead.html (revision 0)
+++ third_party/webgl/sdk/tests/conformance/more/performance/jsToGLOverhead.html (revision 0)
@@ -0,0 +1,40 @@
+<!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.message = "This might take a second or two";
+
+Tests.testGLOverhead = function() {
+ var gl = document.getElementById("gl").getContext(GL_CONTEXT_ID);
+ var fakeGl = {getError: function(){ return 0; }};
+ time("testGLOverhead", function() {
+ for (var i=0; i<1000000; i++)
+ gl.getError();
+ });
+ time("testJSOverhead", function() {
+ for (var i=0; i<1000000; i++)
+ fakeGl.getError();
+ });
+ time("testLoopOverhead", function() {
+ for (var i=0; i<1000000;)
+ i++;
+ });
+}
+
+</script>
+<style>canvas{ position:absolute; }</style>
+</head><body>
+<canvas id="gl" width="16" height="16"></canvas>
+<h3>1000000x gl.getError() (measuring JS->GL call overhead)</h3>
+<p id="testGLOverhead"></p>
+<h3>1000000x fakeGl.getError() (measuring JS->JS call overhead)</h3>
+<p id="testJSOverhead"></p>
+<h3>1000000x i++ (measuring loop overhead)</h3>
+<p id="testLoopOverhead"></p>
+</body></html>
+
Property changes on: third_party/webgl/sdk/tests/conformance/more/performance/jsToGLOverhead.html
___________________________________________________________________
Added: svn:eol-style
+ LF

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