0764efe6a9
HWUI skips transparent rects when drawing. When skia draws using bilerp, we will blend transparent rects with neighboring rects and might draw a bit of a smudge. This CL adds the option to skip rects, allowing us to have compatible behavior with the framework. BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2305433002 Review-Url: https://codereview.chromium.org/2305433002
76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Benchmark.h"
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#include "SkCanvas.h"
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#include "SkRect.h"
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#include "SkString.h"
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class DrawLatticeBench : public Benchmark {
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public:
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DrawLatticeBench(int* xDivs, int xCount, int* yDivs, int yCount, const SkISize& srcSize,
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const SkRect& dst, const char* desc)
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: fSrcSize(srcSize)
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, fDst(dst)
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{
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fLattice.fXDivs = xDivs;
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fLattice.fXCount = xCount;
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fLattice.fYDivs = yDivs;
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fLattice.fYCount = yCount;
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fLattice.fFlags = nullptr;
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fName = SkStringPrintf("DrawLattice_%s", desc);
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}
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const char* onGetName() override {
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return fName.c_str();
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}
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SkIPoint onGetSize() override {
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return SkIPoint::Make(1000, 1000);
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}
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bool isSuitableFor(Backend backend) override {
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return kRaster_Backend == backend || kGPU_Backend == backend;
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}
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void onDelayedSetup() override {
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fBitmap.allocN32Pixels(fSrcSize.width(), fSrcSize.height());
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fBitmap.eraseColor(0x880000FF);
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}
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void onDraw(int loops, SkCanvas* canvas) override {
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for (int i = 0; i < loops; i++) {
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canvas->drawBitmapLattice(fBitmap, fLattice, fDst);
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}
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}
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private:
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SkISize fSrcSize;
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SkCanvas::Lattice fLattice;
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SkRect fDst;
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SkString fName;
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SkBitmap fBitmap;
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typedef Benchmark INHERITED;
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};
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static int gDivs9[2] = { 25, 75, };
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DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
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SkRect::MakeWH(250.0f, 250.0f), "Src100_Dst250_Rects9");)
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DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
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SkRect::MakeWH(500.0f, 500.0f), "Src100_Dst500_Rects9");)
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DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
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SkRect::MakeWH(1000.0f, 1000.0f), "Src100_Dst1000_Rects9");)
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static int gDivs15[4] = { 15, 45, 55, 85, };
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DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
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SkRect::MakeWH(250.0f, 250.0f), "Src100_Dst250_Rects15");)
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DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
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SkRect::MakeWH(500.0f, 500.0f), "Src100_Dst500_Rects15");)
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DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
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SkRect::MakeWH(1000.0f, 1000.0f), "Src100_Dst1000_Rects15");)
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