1 2/* 3 * Copyright 2011 Google Inc. 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8#include "SkBenchmark.h" 9#include "SkCanvas.h" 10#include "SkPaint.h" 11#include "SkRandom.h" 12#include "SkShader.h" 13#include "SkString.h" 14#include "SkBlurMaskFilter.h" 15 16#define SMALL SkIntToScalar(2) 17#define REAL SkFloatToScalar(1.5f) 18#define BIG SkIntToScalar(10) 19 20static const char* gStyleName[] = { 21 "normal", 22 "solid", 23 "outer", 24 "inner" 25}; 26 27class BlurBench : public SkBenchmark { 28 SkScalar fRadius; 29 SkBlurMaskFilter::BlurStyle fStyle; 30 SkString fName; 31 32public: 33 BlurBench(void* param, SkScalar rad, SkBlurMaskFilter::BlurStyle bs) : INHERITED(param) { 34 fRadius = rad; 35 fStyle = bs; 36 const char* name = rad > 0 ? gStyleName[bs] : "none"; 37 if (SkScalarFraction(rad) != 0) { 38 fName.printf("blur_%.2f_%s", SkScalarToFloat(rad), name); 39 } else { 40 fName.printf("blur_%d_%s", SkScalarRound(rad), name); 41 } 42 } 43 44protected: 45 virtual const char* onGetName() { 46 return fName.c_str(); 47 } 48 49 virtual void onDraw(SkCanvas* canvas) { 50 SkPaint paint; 51 this->setupPaint(&paint); 52 53 paint.setAntiAlias(true); 54 55 SkRandom rand; 56 for (int i = 0; i < SkBENCHLOOP(10); i++) { 57 SkRect r = SkRect::MakeWH(rand.nextUScalar1() * 400, 58 rand.nextUScalar1() * 400); 59 r.offset(fRadius, fRadius); 60 61 if (fRadius > 0) { 62 SkMaskFilter* mf = SkBlurMaskFilter::Create(fRadius, fStyle, 0); 63 paint.setMaskFilter(mf)->unref(); 64 } 65 canvas->drawOval(r, paint); 66 } 67 } 68 69private: 70 typedef SkBenchmark INHERITED; 71}; 72 73static SkBenchmark* Fact00(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kNormal_BlurStyle); } 74static SkBenchmark* Fact01(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kSolid_BlurStyle); } 75static SkBenchmark* Fact02(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kOuter_BlurStyle); } 76static SkBenchmark* Fact03(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kInner_BlurStyle); } 77 78static SkBenchmark* Fact10(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kNormal_BlurStyle); } 79static SkBenchmark* Fact11(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kSolid_BlurStyle); } 80static SkBenchmark* Fact12(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kOuter_BlurStyle); } 81static SkBenchmark* Fact13(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kInner_BlurStyle); } 82 83static SkBenchmark* Fact20(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kNormal_BlurStyle); } 84static SkBenchmark* Fact21(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kSolid_BlurStyle); } 85static SkBenchmark* Fact22(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kOuter_BlurStyle); } 86static SkBenchmark* Fact23(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kInner_BlurStyle); } 87 88static SkBenchmark* FactNone(void* p) { return new BlurBench(p, 0, SkBlurMaskFilter::kNormal_BlurStyle); } 89 90static BenchRegistry gReg00(Fact00); 91static BenchRegistry gReg01(Fact01); 92static BenchRegistry gReg02(Fact02); 93static BenchRegistry gReg03(Fact03); 94 95static BenchRegistry gReg10(Fact10); 96static BenchRegistry gReg11(Fact11); 97static BenchRegistry gReg12(Fact12); 98static BenchRegistry gReg13(Fact13); 99 100static BenchRegistry gReg20(Fact20); 101static BenchRegistry gReg21(Fact21); 102static BenchRegistry gReg22(Fact22); 103static BenchRegistry gReg23(Fact23); 104 105static BenchRegistry gRegNone(FactNone); 106 107