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Commit 37fd29f2 authored by Chris Craik's avatar Chris Craik Committed by Android (Google) Code Review
Browse files

Merge "Fix ripple clipping + quick rejection"

parents c8ca8ceb 7fc1b034

libs/hwui/ClipArea.cpp

+3 −0
Original line number Diff line number Diff line
@@ -213,6 +213,7 @@ void ClipArea::setClip(float left, float top, float right, float bottom) { 


void ClipArea::clipRectWithTransform(const Rect& r, const mat4* transform,

        SkRegion::Op op) {

    if (!mPostViewportClipObserved && op == SkRegion::kIntersect_Op) op = SkRegion::kReplace_Op;

    onClipUpdated();

    switch (mMode) {

    case ClipMode::Rectangle:
@@ -228,6 +229,7 @@ void ClipArea::clipRectWithTransform(const Rect& r, const mat4* transform, 
}



void ClipArea::clipRegion(const SkRegion& region, SkRegion::Op op) {

    if (!mPostViewportClipObserved && op == SkRegion::kIntersect_Op) op = SkRegion::kReplace_Op;

    onClipUpdated();

    enterRegionMode();

    mClipRegion.op(region, op);
@@ -236,6 +238,7 @@ void ClipArea::clipRegion(const SkRegion& region, SkRegion::Op op) { 


void ClipArea::clipPathWithTransform(const SkPath& path, const mat4* transform,

        SkRegion::Op op) {

    if (!mPostViewportClipObserved && op == SkRegion::kIntersect_Op) op = SkRegion::kReplace_Op;

    onClipUpdated();

    SkMatrix skTransform;

    transform->copyTo(skTransform);

libs/hwui/FrameBuilder.cpp

+3 −1
Original line number Diff line number Diff line
@@ -203,7 +203,9 @@ void FrameBuilder::deferNodePropsAndOps(RenderNode& node) { 
        mCanvasState.setClippingOutline(mAllocator, &(properties.getOutline()));

    }



    if (!mCanvasState.quickRejectConservative(0, 0, width, height)) {

    bool quickRejected = properties.getClipToBounds()

            && mCanvasState.quickRejectConservative(0, 0, width, height);

    if (!quickRejected) {

        // not rejected, so defer render as either Layer, or direct (possibly wrapped in saveLayer)

        if (node.getLayer()) {

            // HW layer

libs/hwui/tests/unit/RecordingCanvasTests.cpp

+17 −0
Original line number Diff line number Diff line
@@ -455,6 +455,23 @@ TEST(RecordingCanvas, drawRenderNode_projection) { 
    }

}



TEST(RecordingCanvas, firstClipWillReplace) {

    auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {

        canvas.save(SaveFlags::MatrixClip);

        // since no explicit clip set on canvas, this should be the one observed on op:

        canvas.clipRect(-100, -100, 300, 300, SkRegion::kIntersect_Op);



        SkPaint paint;

        paint.setColor(SK_ColorWHITE);

        canvas.drawRect(0, 0, 100, 100, paint);



        canvas.restore();

    });

    ASSERT_EQ(1u, dl->getOps().size()) << "Must have one op";

    // first clip must be preserved, even if it extends beyond canvas bounds

    EXPECT_CLIP_RECT(Rect(-100, -100, 300, 300), dl->getOps()[0]->localClip);

}



TEST(RecordingCanvas, insertReorderBarrier) {

    auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {

        canvas.drawRect(0, 0, 400, 400, SkPaint());