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| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <meta charset="utf-8"> |
| 5 <!-- |
| 6 |
| 7 /* |
| 8 ** Copyright (c) 2012 The Khronos Group Inc. |
| 9 ** |
| 10 ** Permission is hereby granted, free of charge, to any person obtaining a |
| 11 ** copy of this software and/or associated documentation files (the |
| 12 ** "Materials"), to deal in the Materials without restriction, including |
| 13 ** without limitation the rights to use, copy, modify, merge, publish, |
| 14 ** distribute, sublicense, and/or sell copies of the Materials, and to |
| 15 ** permit persons to whom the Materials are furnished to do so, subject to |
| 16 ** the following conditions: |
| 17 ** |
| 18 ** The above copyright notice and this permission notice shall be included |
| 19 ** in all copies or substantial portions of the Materials. |
| 20 ** |
| 21 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 22 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 23 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 24 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 25 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 26 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 27 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| 28 */ |
| 29 |
| 30 --> |
| 31 <link rel="stylesheet" type="text/css" href="../unit.css" /> |
| 32 <script type="application/x-javascript" src="../unit.js"></script> |
| 33 <script type="application/x-javascript" src="../util.js"></script> |
| 34 <script type="application/x-javascript"> |
| 35 |
| 36 Tests.autorun = false; |
| 37 Tests.message = "This might take a second or two"; |
| 38 |
| 39 Tests.testGLOverhead = function() { |
| 40 var gl = document.getElementById("gl").getContext(GL_CONTEXT_ID); |
| 41 var fakeGl = {getError: function(){ return 0; }}; |
| 42 time("testGLOverhead", function() { |
| 43 for (var i=0; i<1000000; i++) |
| 44 gl.getError(); |
| 45 }); |
| 46 time("testJSOverhead", function() { |
| 47 for (var i=0; i<1000000; i++) |
| 48 fakeGl.getError(); |
| 49 }); |
| 50 time("testLoopOverhead", function() { |
| 51 for (var i=0; i<1000000;) |
| 52 i++; |
| 53 }); |
| 54 } |
| 55 |
| 56 </script> |
| 57 <style>canvas{ position:absolute; }</style> |
| 58 </head><body> |
| 59 <canvas id="gl" width="16" height="16"></canvas> |
| 60 <h3>1000000x gl.getError() (measuring JS->GL call overhead)</h3> |
| 61 <p id="testGLOverhead"></p> |
| 62 <h3>1000000x fakeGl.getError() (measuring JS->JS call overhead)</h3> |
| 63 <p id="testJSOverhead"></p> |
| 64 <h3>1000000x i++ (measuring loop overhead)</h3> |
| 65 <p id="testLoopOverhead"></p> |
| 66 </body></html> |
| 67 |
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Chromium Code Reviews
Issue 41503006:
Add ToT WebGL conformance tests : part 8 (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/webgl/sdk/tests/