Florin Malita | 15a64e7 | 2018-04-18 11:14:50 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "Benchmark.h" |
| 9 | #include "SkCanvas.h" |
| 10 | #include "SkPaint.h" |
| 11 | #include "SkPictureRecorder.h" |
| 12 | #include "SkPictureShader.h" |
| 13 | #include "SkShaderMaskFilter.h" |
| 14 | #include "SkSurface.h" |
| 15 | |
| 16 | static sk_sp<SkShader> make_bitmap_shader() { |
| 17 | SkPaint p; |
| 18 | p.setColor(SK_ColorBLACK); |
| 19 | p.setAntiAlias(true); |
| 20 | |
| 21 | auto surface = SkSurface::MakeRasterN32Premul(100, 100); |
| 22 | surface->getCanvas()->drawCircle(50, 50, 50, p); |
| 23 | |
| 24 | return surface->makeImageSnapshot()->makeShader(SkShader::kRepeat_TileMode, |
| 25 | SkShader::kRepeat_TileMode); |
| 26 | } |
| 27 | |
| 28 | static sk_sp<SkShader> make_picture_shader() { |
| 29 | SkPaint p; |
| 30 | p.setColor(SK_ColorBLACK); |
| 31 | p.setAntiAlias(true); |
| 32 | |
| 33 | SkPictureRecorder recorder; |
| 34 | recorder.beginRecording(100, 100)->drawCircle(50, 50, 50, p); |
| 35 | |
| 36 | return SkPictureShader::Make(recorder.finishRecordingAsPicture(), |
| 37 | SkShader::kRepeat_TileMode, |
| 38 | SkShader::kRepeat_TileMode, |
| 39 | nullptr, nullptr); |
| 40 | } |
| 41 | |
| 42 | class ShaderMFBench final : public Benchmark { |
| 43 | |
| 44 | public: |
| 45 | using ShaderMaker = sk_sp<SkShader>(*)(); |
| 46 | |
| 47 | ShaderMFBench(const char* nm, bool opaque, const ShaderMaker& maker) { |
| 48 | fMaskFilter = SkShaderMaskFilter::Make(maker()); |
| 49 | fColor = opaque ? 0xff00ff00 : 0x8000ff00; |
| 50 | fName = SkStringPrintf("shadermaskfilter_%s_%x", nm, SkColorGetA(fColor)); |
| 51 | } |
| 52 | |
| 53 | protected: |
| 54 | const char* onGetName() override { |
| 55 | return fName.c_str(); |
| 56 | } |
| 57 | |
| 58 | void onDraw(int loops, SkCanvas* canvas) override { |
| 59 | SkPaint maskPaint; |
| 60 | maskPaint.setMaskFilter(fMaskFilter); |
| 61 | |
| 62 | for (int i = 0; i < loops; ++i) { |
| 63 | SkAutoCanvasRestore arc(canvas, false); |
| 64 | canvas->saveLayer(nullptr, &maskPaint); |
| 65 | canvas->drawColor(fColor); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | private: |
| 70 | SkString fName; |
| 71 | sk_sp<SkMaskFilter> fMaskFilter; |
| 72 | SkColor fColor; |
| 73 | |
| 74 | using INHERITED = Benchmark; |
| 75 | }; |
| 76 | |
| 77 | DEF_BENCH( return new ShaderMFBench("bitmap" , true , make_bitmap_shader ); ) |
| 78 | DEF_BENCH( return new ShaderMFBench("bitmap" , false, make_bitmap_shader ); ) |
| 79 | DEF_BENCH( return new ShaderMFBench("picture", true , make_picture_shader); ) |
| 80 | DEF_BENCH( return new ShaderMFBench("picture", false, make_picture_shader); ) |