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 "bench/Benchmark.h"
9 #include "include/core/SkCanvas.h"
10 #include "include/core/SkMaskFilter.h"
11 #include "include/core/SkPaint.h"
12 #include "include/core/SkPictureRecorder.h"
13 #include "include/core/SkSurface.h"
14 #include "include/effects/SkShaderMaskFilter.h"
15 #include "src/shaders/SkPictureShader.h"
16
make_bitmap_shader()17 static sk_sp<SkShader> make_bitmap_shader() {
18 SkPaint p;
19 p.setColor(SK_ColorBLACK);
20 p.setAntiAlias(true);
21
22 auto surface = SkSurface::MakeRasterN32Premul(100, 100);
23 surface->getCanvas()->drawCircle(50, 50, 50, p);
24
25 return surface->makeImageSnapshot()->makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat,
26 SkSamplingOptions());
27 }
28
make_picture_shader()29 static sk_sp<SkShader> make_picture_shader() {
30 SkPaint p;
31 p.setColor(SK_ColorBLACK);
32 p.setAntiAlias(true);
33
34 SkPictureRecorder recorder;
35 recorder.beginRecording(100, 100)->drawCircle(50, 50, 50, p);
36
37 return recorder.finishRecordingAsPicture()->makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat,
38 SkFilterMode::kNearest);
39 }
40
41 class ShaderMFBench final : public Benchmark {
42
43 public:
44 using ShaderMaker = sk_sp<SkShader>(*)();
45
ShaderMFBench(const char * nm,bool opaque,const ShaderMaker maker)46 ShaderMFBench(const char* nm, bool opaque, const ShaderMaker maker)
47 : fMaker{maker}
48 , fColor{opaque ? 0xff00ff00 : 0x8000ff00} {
49 fName = SkStringPrintf("shadermaskfilter_%s_%x", nm, SkColorGetA(fColor));
50 }
51
52 protected:
onGetName()53 const char* onGetName() override {
54 return fName.c_str();
55 }
56
onDelayedSetup()57 void onDelayedSetup() override {
58 fMaskFilter = SkShaderMaskFilter::Make(fMaker());
59 }
60
onDraw(int loops,SkCanvas * canvas)61 void onDraw(int loops, SkCanvas* canvas) override {
62 SkPaint maskPaint;
63 maskPaint.setMaskFilter(fMaskFilter);
64
65 for (int i = 0; i < loops; ++i) {
66 SkAutoCanvasRestore arc(canvas, false);
67 canvas->saveLayer(nullptr, &maskPaint);
68 canvas->drawColor(fColor);
69 }
70 }
71
72 private:
73 const ShaderMaker fMaker;
74 const SkColor fColor;
75 SkString fName;
76 sk_sp<SkMaskFilter> fMaskFilter;
77
78 using INHERITED = Benchmark;
79 };
80
81 DEF_BENCH( return new ShaderMFBench("bitmap" , true , make_bitmap_shader ); )
82 DEF_BENCH( return new ShaderMFBench("bitmap" , false, make_bitmap_shader ); )
83 DEF_BENCH( return new ShaderMFBench("picture", true , make_picture_shader); )
84 DEF_BENCH( return new ShaderMFBench("picture", false, make_picture_shader); )
85