diff options
| -rw-r--r-- | bench/ClipStrategyBench.cpp | 91 | ||||
| -rw-r--r-- | gn/bench.gni | 1 |
2 files changed, 92 insertions, 0 deletions
diff --git a/bench/ClipStrategyBench.cpp b/bench/ClipStrategyBench.cpp new file mode 100644 index 0000000000..c65cf4b97d --- /dev/null +++ b/bench/ClipStrategyBench.cpp @@ -0,0 +1,91 @@ +/* + * Copyright 2017 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "Benchmark.h" +#include "SkCanvas.h" +#include "SkPath.h" +#include "SkPathOps.h" + +class ClipStrategyBench : public Benchmark { +public: + enum class Mode { + kClipPath, + kMask, + }; + + ClipStrategyBench(Mode mode, size_t count) + : fMode(mode) + , fCount(count) + , fName("clip_strategy_"){ + + if (fMode == Mode::kClipPath) { + fName.append("path_"); + this->forEachClipCircle([&](float x, float y, float r) { + fClipPath.addCircle(x, y, r); + }); + } else { + fName.append("mask_"); + } + fName.appendf("%zu", count); + } + + ~ClipStrategyBench() override = default; + +protected: + const char* onGetName() override { + return fName.c_str(); + } + + void onDraw(int loops, SkCanvas* canvas) override { + SkPaint p, srcIn; + p.setAntiAlias(true); + srcIn.setBlendMode(SkBlendMode::kSrcIn); + + for (int i = 0; i < loops; ++i) { + SkAutoCanvasRestore acr(canvas, false); + + if (fMode == Mode::kClipPath) { + canvas->save(); + canvas->clipPath(fClipPath, true); + } else { + canvas->saveLayer(nullptr, nullptr); + this->forEachClipCircle([&](float x, float y, float r) { + canvas->drawCircle(x, y, r, p); + }); + canvas->saveLayer(nullptr, &srcIn); + } + canvas->drawColor(SK_ColorGREEN); + } + } + +private: + template <typename Func> + void forEachClipCircle(Func&& func) { + auto q = static_cast<float>(this->getSize().x()) / (fCount + 1); + for (size_t i = 1; i <= fCount; ++i) { + auto x = q * i; + func(x, x, q / 2); + } + } + + Mode fMode; + size_t fCount; + SkString fName; + SkPath fClipPath; + + typedef Benchmark INHERITED; +}; + +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kClipPath, 1 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kClipPath, 5 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kClipPath, 10 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kClipPath, 100);) + +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kMask, 1 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kMask, 5 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kMask, 10 );) +DEF_BENCH( return new ClipStrategyBench(ClipStrategyBench::Mode::kMask, 100);) diff --git a/gn/bench.gni b/gn/bench.gni index e56c2e58d0..e1df5ba09d 100644 --- a/gn/bench.gni +++ b/gn/bench.gni @@ -28,6 +28,7 @@ bench_sources = [ "$_bench/ChecksumBench.cpp", "$_bench/ChromeBench.cpp", "$_bench/ClipMaskBench.cpp", + "$_bench/ClipStrategyBench.cpp", "$_bench/CmapBench.cpp", "$_bench/CodecBench.cpp", "$_bench/ColorCanvasDrawBitmapBench.cpp", |