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Issue 183103007:
Implement will-change-based GPU rasterization hint (Closed)
Base URL: svn://svn.chromium.org/blink/trunk| Index: LayoutTests/compositing/will-change/gpu-rasterization-hint.html |
| diff --git a/LayoutTests/compositing/will-change/gpu-rasterization-hint.html b/LayoutTests/compositing/will-change/gpu-rasterization-hint.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..84c5ed0e56c18299af2672889188f4e3338f7ac2 |
| --- /dev/null |
| +++ b/LayoutTests/compositing/will-change/gpu-rasterization-hint.html |
| @@ -0,0 +1,97 @@ |
| +<!DOCTYPE html> |
| +<html> |
| +<head> |
| + <style> |
| + .shouldCompositeAndHaveGpuHint { |
| + position: absolute; |
| + width: 50px; |
| + height: 50px; |
| + background-color: green; |
| + } |
| + |
| + .shouldCompositeButNotHaveGpuHint { |
| + position: absolute; |
| + width: 50px; |
| + height: 50px; |
| + background-color: blue; |
| + } |
| + |
| + .shouldNotComposite { |
| + position: absolute; |
| + width: 50px; |
| + height: 50px; |
| + background-color: red; |
| + } |
| + |
| + #willChangeAuto { |
| + will-change: auto; |
| + top: 0px; |
| + left: 0px; |
| + } |
| + |
| + #willChangeZIndex { |
| + will-change: z-index; |
| + top: 0px; |
| + left: 60px; |
| + } |
| + |
| + #willChangeOpacity { |
| + will-change: opacity; |
| + top: 0px; |
| + left: 120px; |
| + } |
| + |
| + #willChangeContents { |
| + will-change: contents; |
| + top: 60px; |
| + left: 0px; |
| + } |
| + |
| + #willChangeWidth { |
| + will-change: width; |
| + top: 60px; |
| + left: 60px; |
| + } |
| + |
| + #willChangeHeight { |
| + will-change: height; |
| + top: 60px; |
| + left: 120px; |
| + } |
| + |
| + #willChangeCombination { |
| + will-change: z-index, width, position; |
| + top: 120px; |
| + left: 0px; |
| + } |
| + </style> |
| + |
| + <script> |
| + if (window.internals) |
| + window.internals.settings.setAcceleratedCompositingForGpuRasterizationHintEnabled(true); |
| + |
| + if (window.testRunner) { |
| + testRunner.dumpAsText(); |
| + testRunner.waitUntilDone(); |
| + } |
| + |
| + window.addEventListener('load', function() { |
| + if (window.testRunner) { |
| + document.getElementById("layertree").innerText = window.internals.layerTreeAsText(document); |
|
Ian Vollick
2014/03/07 15:33:52
Nit: it would be nice to have a flag to optionally
ajuma
2014/03/07 17:03:41
This would be of limited value right now, since on
|
| + testRunner.notifyDone(); |
| + } |
| + }, false); |
| + </script> |
| +</head> |
| +<body> |
| + <div id="willChangeAuto" class="shouldNotComposite"></div> |
| + <div id="willChangeZIndex" class="shouldNotComposite"></div> |
| + <div id="willChangeOpacity" class="shouldCompositeButNotHaveGpuHint"></div> |
| + <div id="willChangeContents" class="shouldCompositeAndHaveGpuHint"></div> |
| + <div id="willChangeWidth" class="shouldCompositeAndHaveGpuHint"></div> |
| + <div id="willChangeHeight" class="shouldCompositeAndHaveGpuHint"></div> |
| + <div id="willChangeCombination" class="shouldCompositeAndHaveGpuHint"></div> |
| + |
| + <pre id="layertree"></pre> |
| +</body> |
| +</html> |
