81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
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/*
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* Copyright 2018 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 "SkPaint.h"
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#include "SkPictureRecorder.h"
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#include "SkPictureShader.h"
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#include "SkShaderMaskFilter.h"
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#include "SkSurface.h"
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static sk_sp<SkShader> make_bitmap_shader() {
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SkPaint p;
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p.setColor(SK_ColorBLACK);
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p.setAntiAlias(true);
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auto surface = SkSurface::MakeRasterN32Premul(100, 100);
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surface->getCanvas()->drawCircle(50, 50, 50, p);
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return surface->makeImageSnapshot()->makeShader(SkShader::kRepeat_TileMode,
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SkShader::kRepeat_TileMode);
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}
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static sk_sp<SkShader> make_picture_shader() {
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SkPaint p;
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p.setColor(SK_ColorBLACK);
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p.setAntiAlias(true);
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SkPictureRecorder recorder;
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recorder.beginRecording(100, 100)->drawCircle(50, 50, 50, p);
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return SkPictureShader::Make(recorder.finishRecordingAsPicture(),
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SkShader::kRepeat_TileMode,
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SkShader::kRepeat_TileMode,
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nullptr, nullptr);
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}
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class ShaderMFBench final : public Benchmark {
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public:
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using ShaderMaker = sk_sp<SkShader>(*)();
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ShaderMFBench(const char* nm, bool opaque, const ShaderMaker& maker) {
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fMaskFilter = SkShaderMaskFilter::Make(maker());
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fColor = opaque ? 0xff00ff00 : 0x8000ff00;
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fName = SkStringPrintf("shadermaskfilter_%s_%x", nm, SkColorGetA(fColor));
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}
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protected:
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const char* onGetName() override {
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return fName.c_str();
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}
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void onDraw(int loops, SkCanvas* canvas) override {
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SkPaint maskPaint;
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maskPaint.setMaskFilter(fMaskFilter);
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for (int i = 0; i < loops; ++i) {
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SkAutoCanvasRestore arc(canvas, false);
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canvas->saveLayer(nullptr, &maskPaint);
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canvas->drawColor(fColor);
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}
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}
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private:
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SkString fName;
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sk_sp<SkMaskFilter> fMaskFilter;
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SkColor fColor;
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using INHERITED = Benchmark;
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};
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DEF_BENCH( return new ShaderMFBench("bitmap" , true , make_bitmap_shader ); )
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DEF_BENCH( return new ShaderMFBench("bitmap" , false, make_bitmap_shader ); )
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DEF_BENCH( return new ShaderMFBench("picture", true , make_picture_shader); )
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DEF_BENCH( return new ShaderMFBench("picture", false, make_picture_shader); )
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