Chromium Code Reviews Chromium Code Reviews
Issue 11667030:
Add GPU memory usage contents browser test (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src| OLD | NEW |
|---|---|
| (Empty) | |
| 1 <!DOCTYPE HTML> | |
| 2 <html> | |
| 3 <head> | |
| 4 <title>GPU Memory Test: Use N MB of GPU Memory with 3D CSS</title> | |
| 5 <style> | |
| 6 .block { | |
| 7 background: #FF0000; | |
| 8 font-size: 150px; | |
| 9 height: 512px; | |
| 10 position: absolute; | |
| 11 width: 512px; | |
| 12 | |
| 13 } | |
| 14 .perspective | |
| 15 { | |
| 16 border: 1px solid black; | |
| 17 height: 512px; | |
| 18 text-align: center; | |
| 19 width: 512px; | |
| 20 -webkit-perspective: 600px; | |
| 21 -webkit-perspective-origin: center center; | |
| 22 -webkit-transform-style: preserve-3d; | |
| 23 } | |
| 24 </style> | |
| 25 <script type="text/javascript"> | |
| 26 // Generate n 3D CSS elements that are each about 1 MB in size | |
| 27 function useGpuMemory(n) { | |
| 28 var blocks = document.getElementById("blocks"); | |
| 29 var blockArray = document.getElementsByClassName("block"); | |
| 30 for (var i = 0; i < n; i++) { | |
| 31 var block = document.createElement("div"); | |
| 32 block.className = "block"; | |
| 33 block.style.WebkitTransform = "rotateX(-" + i + "deg)"; | |
|
vangelis
2013/01/03 20:26:14
Does this actually put every one of these elements
ccameron
2013/01/04 21:52:35
Yes. I verify that the page uses about the expecte
| |
| 34 block.style.zIndex = -i; | |
| 35 var r = 16 + 240 * (i % 2); | |
| 36 var g = 16; | |
| 37 var b = 255 - i; | |
| 38 block.style.background = "#" + r.toString(16) + g.toString(16) + b.toString( 16); | |
| 39 block.innerHTML = i; | |
| 40 blocks.appendChild(block); | |
| 41 } | |
| 42 | |
| 43 // Signal back to the test runner that we're done allocating memory. | |
| 44 domAutomationController.send(true); | |
| 45 } | |
| 46 </script> | |
| 47 </head> | |
| 48 <body> | |
| 49 <div id="blocks" class="perspective"/> | |
| 50 </body> | |
| 51 </html> | |
| OLD | NEW |
