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| author | Teng-Hui Zhu <ztenghui@google.com> | 2012-05-30 10:19:21 -0700 |
|---|---|---|
| committer | Teng-Hui Zhu <ztenghui@google.com> | 2012-05-30 15:21:34 -0700 |
| commit | 45c2747dcc0151ebf5a296118c2d3c8f69ab4f68 (patch) | |
| tree | cc9992fe8397395e6338334f6f23a00490183c3e /Source/WebCore/platform/graphics/android/GLWebViewState.h | |
| parent | 86ba073431c8ddf2e9d1f2d5d4f89157dd32ec33 (diff) | |
| download | external_webkit-45c2747dcc0151ebf5a296118c2d3c8f69ab4f68.zip external_webkit-45c2747dcc0151ebf5a296118c2d3c8f69ab4f68.tar.gz external_webkit-45c2747dcc0151ebf5a296118c2d3c8f69ab4f68.tar.bz2 | |
Minimize tearing for fixed element in single surface mode
bug:5683630
Change-Id: I43f738f2649a79b4ad7865ed27375c07195fa9b9
Diffstat (limited to 'Source/WebCore/platform/graphics/android/GLWebViewState.h')
| -rw-r--r-- | Source/WebCore/platform/graphics/android/GLWebViewState.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/android/GLWebViewState.h b/Source/WebCore/platform/graphics/android/GLWebViewState.h index b643405..c2094ff 100644 --- a/Source/WebCore/platform/graphics/android/GLWebViewState.h +++ b/Source/WebCore/platform/graphics/android/GLWebViewState.h @@ -196,6 +196,8 @@ public: float scale() { return m_scale; } + // Currently, we only use 3 modes : kAllTextures, kClippedTextures and + // kSingleSurfaceRendering ( for every mode > kClippedTextures ) . enum LayersRenderingMode { kAllTextures = 0, // all layers are drawn with textures fully covering them kClippedTextures = 1, // all layers are drawn, but their textures will be clipped @@ -206,6 +208,7 @@ public: }; LayersRenderingMode layersRenderingMode() { return m_layersRenderingMode; } + bool isSingleSurfaceRenderingMode() { return m_layersRenderingMode == kSingleSurfaceRendering; } void scrollLayer(int layerId, int x, int y); private: |