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Ignore HasAlphaLayer flag to fix b/30929229

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BUG:30929229
Change-Id: Iebadc6b3d224efa0554cbbb99ea43f871c28722b
This commit is contained in:
Yuqian Li
2016-09-14 11:14:06 -04:00
parent 4efd735a76
commit 83427ff222
1 changed files with 4 additions and 3 deletions
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7
libs/hwui/SkiaCanvas.cpp
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@@ -329,9 +329,10 @@ void SkiaCanvas::restoreToCount(int restoreCount) {
static inline SkCanvas::SaveLayerFlags layerFlags(SaveFlags::Flags flags) { static inline SkCanvas::SaveLayerFlags layerFlags(SaveFlags::Flags flags) {
SkCanvas::SaveLayerFlags layerFlags = 0; SkCanvas::SaveLayerFlags layerFlags = 0;
if (!(flags & SaveFlags::HasAlphaLayer)) { // We intentionally ignore the SaveFlags::HasAlphaLayer and
layerFlags |= SkCanvas::kIsOpaque_SaveLayerFlag; // SkCanvas::kIsOpaque_SaveLayerFlag flags because HWUI ignores it
} // and our Android client may use it incorrectly.
// In Skia, this flag is purely for performance optimization.
if (!(flags & SaveFlags::ClipToLayer)) { if (!(flags & SaveFlags::ClipToLayer)) {
layerFlags |= SkCanvas::kDontClipToLayer_Legacy_SaveLayerFlag; layerFlags |= SkCanvas::kDontClipToLayer_Legacy_SaveLayerFlag;