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Commit e431e316 authored by Nader Jawad's avatar Nader Jawad
Browse files

Added support for antialiased canvas clipping 

Updated native hwui implementation to pass in
optional anti-alias flag to canvas clipping operations.
Made the default behavior to enable canvas clipping

Bug: 69115461
Test: Added test to CtsUiRenderingTestCases
Change-Id: I996f4b56e161cdc9f1ec5eba9c30f94474520af5
parent d261711e

libs/hwui/SkiaCanvas.cpp

+7 −4
Original line number Diff line number Diff line
@@ -217,13 +217,16 @@ public: 
        canvas->setMatrix(mMatrix);

        switch (mType) {

            case Type::Rect:

                canvas->clipRect(mRRect.rect(), mOp);

                // Don't anti-alias rectangular clips

                canvas->clipRect(mRRect.rect(), mOp, false);

                break;

            case Type::RRect:

                canvas->clipRRect(mRRect, mOp);

                // Ensure rounded rectangular clips are anti-aliased

                canvas->clipRRect(mRRect, mOp, true);

                break;

            case Type::Path:

                canvas->clipPath(mPath.value(), mOp);

                // Ensure path clips are anti-aliased

                canvas->clipPath(mPath.value(), mOp, true);

                break;

        }

    }
@@ -392,7 +395,7 @@ bool SkiaCanvas::clipRect(float left, float top, float right, float bottom, SkCl 


bool SkiaCanvas::clipPath(const SkPath* path, SkClipOp op) {

    this->recordClip(*path, op);

    mCanvas->clipPath(*path, op);

    mCanvas->clipPath(*path, op, true);

    return !mCanvas->isClipEmpty();

}