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Merge "Provide proper transform to mask canvas" into sc-dev

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TreeHugger Robot
2021-05-12 20:57:56 +00:00
committed by Android (Google) Code Review
parent 7ae30966d9 9238f59d97
commit c9216d334b
1 changed files with 7 additions and 0 deletions
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7
libs/hwui/pipeline/skia/StretchMask.cpp
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@@ -46,9 +46,16 @@ void StretchMask::draw(GrRecordingContext* context,
if (mIsDirty) {
SkCanvas* maskCanvas = mMaskSurface->getCanvas();
// Make sure to apply target transformation to the mask canvas
// to ensure the replayed drawing commands generate the same result
auto previousMatrix = displayList->mParentMatrix;
displayList->mParentMatrix = maskCanvas->getTotalMatrix();
maskCanvas->save();
maskCanvas->drawColor(0, SkBlendMode::kClear);
TransformCanvas transformCanvas(maskCanvas, SkBlendMode::kSrcOver);
displayList->draw(&transformCanvas);
maskCanvas->restore();
displayList->mParentMatrix = previousMatrix;
}
sk_sp<SkImage> maskImage = mMaskSurface->makeImageSnapshot();