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Commit eb9e80ad authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Use SkPaint.nothingToDraw instead of PaintUtils helper."

parents 8f40508d 792fb325

libs/hwui/RecordingCanvas.cpp

+11 −11
Original line number Diff line number Diff line
@@ -268,7 +268,7 @@ static Rect calcBoundsOfPoints(const float* points, int floatCount) { 


// Geometry

void RecordingCanvas::drawPoints(const float* points, int floatCount, const SkPaint& paint) {

    if (CC_UNLIKELY(floatCount < 2 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(floatCount < 2 || paint.nothingToDraw())) return;

    floatCount &= ~0x1; // round down to nearest two



    addOp(alloc().create_trivial<PointsOp>(
@@ -279,7 +279,7 @@ void RecordingCanvas::drawPoints(const float* points, int floatCount, const SkPa 
}



void RecordingCanvas::drawLines(const float* points, int floatCount, const SkPaint& paint) {

    if (CC_UNLIKELY(floatCount < 4 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(floatCount < 4 || paint.nothingToDraw())) return;

    floatCount &= ~0x3; // round down to nearest four



    addOp(alloc().create_trivial<LinesOp>(
@@ -290,7 +290,7 @@ void RecordingCanvas::drawLines(const float* points, int floatCount, const SkPai 
}



void RecordingCanvas::drawRect(float left, float top, float right, float bottom, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    addOp(alloc().create_trivial<RectOp>(

            Rect(left, top, right, bottom),
@@ -333,7 +333,7 @@ void RecordingCanvas::drawSimpleRects(const float* rects, int vertexCount, const 
}



void RecordingCanvas::drawRegion(const SkRegion& region, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    if (paint.getStyle() == SkPaint::kFill_Style

            && (!paint.isAntiAlias() || mState.currentTransform()->isSimple())) {
@@ -362,7 +362,7 @@ void RecordingCanvas::drawRegion(const SkRegion& region, const SkPaint& paint) { 


void RecordingCanvas::drawRoundRect(float left, float top, float right, float bottom,

            float rx, float ry, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    if (CC_LIKELY(MathUtils::isPositive(rx) || MathUtils::isPositive(ry))) {

        addOp(alloc().create_trivial<RoundRectOp>(
@@ -398,7 +398,7 @@ void RecordingCanvas::drawRoundRect( 


void RecordingCanvas::drawCircle(float x, float y, float radius, const SkPaint& paint) {

    // TODO: move to Canvas.h

    if (CC_UNLIKELY(radius <= 0 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(radius <= 0 || paint.nothingToDraw())) return;



    drawOval(x - radius, y - radius, x + radius, y + radius, paint);

}
@@ -419,7 +419,7 @@ void RecordingCanvas::drawCircle( 
}



void RecordingCanvas::drawOval(float left, float top, float right, float bottom, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    addOp(alloc().create_trivial<OvalOp>(

            Rect(left, top, right, bottom),
@@ -430,7 +430,7 @@ void RecordingCanvas::drawOval(float left, float top, float right, float bottom, 


void RecordingCanvas::drawArc(float left, float top, float right, float bottom,

        float startAngle, float sweepAngle, bool useCenter, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    if (fabs(sweepAngle) >= 360.0f) {

        drawOval(left, top, right, bottom, paint);
@@ -445,7 +445,7 @@ void RecordingCanvas::drawArc(float left, float top, float right, float bottom, 
}



void RecordingCanvas::drawPath(const SkPath& path, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;



    addOp(alloc().create_trivial<PathOp>(

            Rect(path.getBounds()),
@@ -543,7 +543,7 @@ void RecordingCanvas::drawNinePatch(Bitmap& bitmap, const android::Res_png_9patc 
void RecordingCanvas::drawGlyphs(const uint16_t* glyphs, const float* positions, int glyphCount,

            const SkPaint& paint, float x, float y, float boundsLeft, float boundsTop,

            float boundsRight, float boundsBottom, float totalAdvance) {

    if (!glyphs || !positions || glyphCount <= 0 || PaintUtils::paintWillNotDrawText(paint)) return;

    if (!glyphs || !positions || glyphCount <= 0 || paint.nothingToDraw()) return;

    glyphs = refBuffer<glyph_t>(glyphs, glyphCount);

    positions = refBuffer<float>(positions, glyphCount * 2);
@@ -563,7 +563,7 @@ void RecordingCanvas::drawLayoutOnPath(const minikin::Layout& layout, float hOff 
        glyphs[0] = layout.getGlyphId(i);

        float x = hOffset + layout.getX(i);

        float y = vOffset + layout.getY(i);

        if (PaintUtils::paintWillNotDrawText(paint)) return;

        if (paint.nothingToDraw()) return;

        const uint16_t* tempGlyphs = refBuffer<glyph_t>(glyphs, 1);

        addOp(alloc().create_trivial<TextOnPathOp>(

                *(mState.currentSnapshot()->transform),

libs/hwui/SkiaCanvas.cpp

+10 −10
Original line number Diff line number Diff line
@@ -443,7 +443,7 @@ void SkiaCanvas::drawPaint(const SkPaint& paint) { 


void SkiaCanvas::drawPoints(const float* points, int count, const SkPaint& paint,

                            SkCanvas::PointMode mode) {

    if (CC_UNLIKELY(count < 2 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(count < 2 || paint.nothingToDraw())) return;

    // convert the floats into SkPoints

    count >>= 1;    // now it is the number of points

    std::unique_ptr<SkPoint[]> pts(new SkPoint[count]);
@@ -469,49 +469,49 @@ void SkiaCanvas::drawLine(float startX, float startY, float stopX, float stopY, 
}



void SkiaCanvas::drawLines(const float* points, int count, const SkPaint& paint) {

    if (CC_UNLIKELY(count < 4 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(count < 4 || paint.nothingToDraw())) return;

    this->drawPoints(points, count, paint, SkCanvas::kLines_PointMode);

}



void SkiaCanvas::drawRect(float left, float top, float right, float bottom,

        const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    mCanvas->drawRectCoords(left, top, right, bottom, paint);



}



void SkiaCanvas::drawRegion(const SkRegion& region, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    mCanvas->drawRegion(region, paint);

}



void SkiaCanvas::drawRoundRect(float left, float top, float right, float bottom,

        float rx, float ry, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    SkRect rect = SkRect::MakeLTRB(left, top, right, bottom);

    mCanvas->drawRoundRect(rect, rx, ry, paint);

}



void SkiaCanvas::drawCircle(float x, float y, float radius, const SkPaint& paint) {

    if (CC_UNLIKELY(radius <= 0 || PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(radius <= 0 || paint.nothingToDraw())) return;

    mCanvas->drawCircle(x, y, radius, paint);

}



void SkiaCanvas::drawOval(float left, float top, float right, float bottom, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    SkRect oval = SkRect::MakeLTRB(left, top, right, bottom);

    mCanvas->drawOval(oval, paint);

}



void SkiaCanvas::drawArc(float left, float top, float right, float bottom,

        float startAngle, float sweepAngle, bool useCenter, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    SkRect arc = SkRect::MakeLTRB(left, top, right, bottom);

    mCanvas->drawArc(arc, startAngle, sweepAngle, useCenter, paint);

}



void SkiaCanvas::drawPath(const SkPath& path, const SkPaint& paint) {

    if (CC_UNLIKELY(PaintUtils::paintWillNotDraw(paint))) return;

    if (CC_UNLIKELY(paint.nothingToDraw())) return;

    SkRect rect;

    SkRRect roundRect;

    if (path.isOval(&rect)) {
@@ -698,7 +698,7 @@ void SkiaCanvas::drawGlyphs(const uint16_t* text, const float* positions, int co 
        const SkPaint& paint, float x, float y,

        float boundsLeft, float boundsTop, float boundsRight, float boundsBottom,

        float totalAdvance) {

     if (!text || !positions || count <= 0 || PaintUtils::paintWillNotDrawText(paint)) return;

     if (!text || !positions || count <= 0 || paint.nothingToDraw()) return;

    // Set align to left for drawing, as we don't want individual

    // glyphs centered or right-aligned; the offset above takes

    // care of all alignment.

libs/hwui/tests/unit/SkiaCanvasTests.cpp

+19 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 


#include <gtest/gtest.h>

#include <RecordingCanvas.h>

#include <SkBlurDrawLooper.h>

#include <SkPicture.h>

#include <SkPictureRecorder.h>
@@ -59,3 +60,21 @@ OPENGL_PIPELINE_TEST(SkiaCanvasProxy, drawGlyphsViaPicture) { 
    EXPECT_EQ(directOp->unmappedBounds, pictureOp->unmappedBounds);

    EXPECT_EQ(directOp->localMatrix, pictureOp->localMatrix);

}



TEST(SkiaCanvas, drawShadowLayer) {

    auto surface = SkSurface::MakeRasterN32Premul(10, 10);

    SkiaCanvas canvas(surface->getCanvas());



    // clear to white

    canvas.drawColor(SK_ColorWHITE, SkBlendMode::kSrc);



    SkPaint paint;

    // it is transparent to ensure that we still draw the rect since it has a looper

    paint.setColor(SK_ColorTRANSPARENT);

    // this is how view's shadow layers are implemented

    paint.setLooper(SkBlurDrawLooper::Make(0xF0000000, 6.0f, 0, 10));

    canvas.drawRect(3, 3, 7, 7, paint);



    ASSERT_EQ(TestUtils::getColor(surface, 0, 0), SK_ColorWHITE);

    ASSERT_NE(TestUtils::getColor(surface, 5, 5), SK_ColorWHITE);

}

libs/hwui/utils/PaintUtils.h

+0 −15
Original line number Diff line number Diff line
@@ -39,21 +39,6 @@ public: 
        return GL_NEAREST;

    }



    // TODO: move to a method on android:Paint? replace with SkPaint::nothingToDraw()?

    static inline bool paintWillNotDraw(const SkPaint& paint) {

        return paint.getAlpha() == 0

                && !paint.getColorFilter()

                && paint.getBlendMode() == SkBlendMode::kSrcOver;

    }



    // TODO: move to a method on android:Paint? replace with SkPaint::nothingToDraw()?

    static inline bool paintWillNotDrawText(const SkPaint& paint) {

        return paint.getAlpha() == 0

                && paint.getLooper() == nullptr

                && !paint.getColorFilter()

                && paint.getBlendMode() == SkBlendMode::kSrcOver;

    }



    static bool isOpaquePaint(const SkPaint* paint) {

        if (!paint) return true; // default (paintless) behavior is SrcOver, black