epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame^] | 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 | */ |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 8 | #include "SkBenchmark.h" |
| 9 | #include "SkBitmap.h" |
| 10 | #include "SkCanvas.h" |
| 11 | #include "SkColorPriv.h" |
| 12 | #include "SkGradientShader.h" |
| 13 | #include "SkPaint.h" |
| 14 | #include "SkShader.h" |
| 15 | #include "SkString.h" |
| 16 | #include "SkUnitMapper.h" |
| 17 | |
| 18 | struct GradData { |
| 19 | int fCount; |
| 20 | const SkColor* fColors; |
| 21 | const SkScalar* fPos; |
| 22 | }; |
| 23 | |
| 24 | static const SkColor gColors[] = { |
| 25 | SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK |
| 26 | }; |
| 27 | static const SkScalar gPos0[] = { 0, SK_Scalar1 }; |
| 28 | static const SkScalar gPos1[] = { SK_Scalar1/4, SK_Scalar1*3/4 }; |
| 29 | static const SkScalar gPos2[] = { |
| 30 | 0, SK_Scalar1/8, SK_Scalar1/2, SK_Scalar1*7/8, SK_Scalar1 |
| 31 | }; |
| 32 | |
| 33 | static const GradData gGradData[] = { |
| 34 | { 2, gColors, NULL }, |
| 35 | { 2, gColors, gPos0 }, |
| 36 | { 2, gColors, gPos1 }, |
| 37 | { 5, gColors, NULL }, |
| 38 | { 5, gColors, gPos2 } |
| 39 | }; |
| 40 | |
| 41 | static SkShader* MakeLinear(const SkPoint pts[2], const GradData& data, |
| 42 | SkShader::TileMode tm, SkUnitMapper* mapper) { |
| 43 | return SkGradientShader::CreateLinear(pts, data.fColors, data.fPos, |
| 44 | data.fCount, tm, mapper); |
| 45 | } |
| 46 | |
| 47 | static SkShader* MakeRadial(const SkPoint pts[2], const GradData& data, |
| 48 | SkShader::TileMode tm, SkUnitMapper* mapper) { |
| 49 | SkPoint center; |
| 50 | center.set(SkScalarAve(pts[0].fX, pts[1].fX), |
| 51 | SkScalarAve(pts[0].fY, pts[1].fY)); |
| 52 | return SkGradientShader::CreateRadial(center, center.fX, data.fColors, |
| 53 | data.fPos, data.fCount, tm, mapper); |
| 54 | } |
| 55 | |
| 56 | static SkShader* MakeSweep(const SkPoint pts[2], const GradData& data, |
| 57 | SkShader::TileMode tm, SkUnitMapper* mapper) { |
| 58 | SkPoint center; |
| 59 | center.set(SkScalarAve(pts[0].fX, pts[1].fX), |
| 60 | SkScalarAve(pts[0].fY, pts[1].fY)); |
| 61 | return SkGradientShader::CreateSweep(center.fX, center.fY, data.fColors, |
| 62 | data.fPos, data.fCount, mapper); |
| 63 | } |
| 64 | |
| 65 | static SkShader* Make2Radial(const SkPoint pts[2], const GradData& data, |
| 66 | SkShader::TileMode tm, SkUnitMapper* mapper) { |
| 67 | SkPoint center0, center1; |
| 68 | center0.set(SkScalarAve(pts[0].fX, pts[1].fX), |
| 69 | SkScalarAve(pts[0].fY, pts[1].fY)); |
| 70 | center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5), |
| 71 | SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4)); |
| 72 | return SkGradientShader::CreateTwoPointRadial( |
| 73 | center1, (pts[1].fX - pts[0].fX) / 7, |
| 74 | center0, (pts[1].fX - pts[0].fX) / 2, |
| 75 | data.fColors, data.fPos, data.fCount, tm, mapper); |
| 76 | } |
| 77 | |
| 78 | typedef SkShader* (*GradMaker)(const SkPoint pts[2], const GradData& data, |
| 79 | SkShader::TileMode tm, SkUnitMapper* mapper); |
| 80 | |
| 81 | static const struct { |
| 82 | GradMaker fMaker; |
| 83 | const char* fName; |
| 84 | int fRepeat; |
| 85 | } gGrads[] = { |
| 86 | { MakeLinear, "linear", 15 }, |
reed@google.com | 80adceb | 2011-04-13 18:32:19 +0000 | [diff] [blame] | 87 | { MakeRadial, "radial1", 10 }, |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 88 | { MakeSweep, "sweep", 1 }, |
| 89 | { Make2Radial, "radial2", 5 }, |
| 90 | }; |
| 91 | |
| 92 | enum GradType { // these must match the order in gGrads |
| 93 | kLinear_GradType, |
| 94 | kRadial_GradType, |
| 95 | kSweep_GradType, |
| 96 | kRadial2_GradType |
| 97 | }; |
| 98 | |
reed@google.com | 7241516 | 2011-06-15 21:17:37 +0000 | [diff] [blame] | 99 | static const char* tilemodename(SkShader::TileMode tm) { |
| 100 | switch (tm) { |
| 101 | case SkShader::kClamp_TileMode: |
| 102 | return "clamp"; |
| 103 | case SkShader::kRepeat_TileMode: |
| 104 | return "repeat"; |
| 105 | case SkShader::kMirror_TileMode: |
| 106 | return "mirror"; |
| 107 | default: |
| 108 | SkASSERT(!"unknown tilemode"); |
| 109 | return "error"; |
| 110 | } |
| 111 | } |
| 112 | |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 113 | /////////////////////////////////////////////////////////////////////////////// |
| 114 | |
| 115 | class GradientBench : public SkBenchmark { |
| 116 | SkString fName; |
| 117 | SkShader* fShader; |
| 118 | int fCount; |
| 119 | enum { |
| 120 | W = 400, |
| 121 | H = 400, |
| 122 | N = 1 |
| 123 | }; |
| 124 | public: |
reed@google.com | 7241516 | 2011-06-15 21:17:37 +0000 | [diff] [blame] | 125 | GradientBench(void* param, GradType gt, |
| 126 | SkShader::TileMode tm = SkShader::kClamp_TileMode) : INHERITED(param) { |
| 127 | fName.printf("gradient_%s_%s", gGrads[gt].fName, tilemodename(tm)); |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 128 | |
| 129 | const SkPoint pts[2] = { |
| 130 | { 0, 0 }, |
| 131 | { SkIntToScalar(W), SkIntToScalar(H) } |
| 132 | }; |
| 133 | |
| 134 | fCount = N * gGrads[gt].fRepeat; |
reed@google.com | 7241516 | 2011-06-15 21:17:37 +0000 | [diff] [blame] | 135 | fShader = gGrads[gt].fMaker(pts, gGradData[0], tm, NULL); |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | virtual ~GradientBench() { |
| 139 | fShader->unref(); |
| 140 | } |
| 141 | |
| 142 | protected: |
| 143 | virtual const char* onGetName() { |
| 144 | return fName.c_str(); |
| 145 | } |
| 146 | |
| 147 | virtual void onDraw(SkCanvas* canvas) { |
| 148 | SkPaint paint; |
| 149 | this->setupPaint(&paint); |
| 150 | |
| 151 | paint.setShader(fShader); |
| 152 | |
| 153 | SkRect r = { 0, 0, SkIntToScalar(W), SkIntToScalar(H) }; |
| 154 | for (int i = 0; i < fCount; i++) { |
| 155 | canvas->drawRect(r, paint); |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | private: |
| 160 | typedef SkBenchmark INHERITED; |
| 161 | }; |
| 162 | |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 163 | class Gradient2Bench : public SkBenchmark { |
| 164 | public: |
| 165 | Gradient2Bench(void* param) : INHERITED(param) {} |
| 166 | |
| 167 | protected: |
| 168 | virtual const char* onGetName() { |
| 169 | return "gradient_create"; |
| 170 | } |
| 171 | |
| 172 | virtual void onDraw(SkCanvas* canvas) { |
| 173 | SkPaint paint; |
| 174 | this->setupPaint(&paint); |
| 175 | |
| 176 | const SkRect r = { 0, 0, SkIntToScalar(4), SkIntToScalar(4) }; |
reed@google.com | 1ca4f26 | 2011-06-24 19:17:37 +0000 | [diff] [blame] | 177 | const SkPoint pts[] = { |
| 178 | { 0, 0 }, |
| 179 | { SkIntToScalar(100), SkIntToScalar(100) }, |
| 180 | }; |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 181 | |
| 182 | for (int i = 0; i < 1000; i++) { |
bungeman@google.com | 6d0c02c | 2011-06-17 17:56:23 +0000 | [diff] [blame] | 183 | const int a = i % 256; |
| 184 | SkColor colors[] = { SK_ColorBLACK, SkColorSetARGB(a, a, a, a), SK_ColorWHITE }; |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 185 | SkShader* s = SkGradientShader::CreateLinear(pts, colors, NULL, |
| 186 | SK_ARRAY_COUNT(colors), |
| 187 | SkShader::kClamp_TileMode); |
| 188 | paint.setShader(s)->unref(); |
| 189 | canvas->drawRect(r, paint); |
| 190 | } |
| 191 | } |
| 192 | |
| 193 | private: |
| 194 | typedef SkBenchmark INHERITED; |
| 195 | }; |
| 196 | |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 197 | static SkBenchmark* Fact0(void* p) { return new GradientBench(p, kLinear_GradType); } |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 198 | static SkBenchmark* Fact01(void* p) { return new GradientBench(p, kLinear_GradType, SkShader::kMirror_TileMode); } |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 199 | static SkBenchmark* Fact1(void* p) { return new GradientBench(p, kRadial_GradType); } |
reed@google.com | 7241516 | 2011-06-15 21:17:37 +0000 | [diff] [blame] | 200 | static SkBenchmark* Fact11(void* p) { return new GradientBench(p, kRadial_GradType, SkShader::kMirror_TileMode); } |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 201 | static SkBenchmark* Fact2(void* p) { return new GradientBench(p, kSweep_GradType); } |
| 202 | static SkBenchmark* Fact3(void* p) { return new GradientBench(p, kRadial2_GradType); } |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 203 | static SkBenchmark* Fact31(void* p) { return new GradientBench(p, kRadial2_GradType, SkShader::kMirror_TileMode); } |
| 204 | |
| 205 | static SkBenchmark* Fact4(void* p) { return new Gradient2Bench(p); } |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 206 | |
| 207 | static BenchRegistry gReg0(Fact0); |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 208 | static BenchRegistry gReg01(Fact01); |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 209 | static BenchRegistry gReg1(Fact1); |
reed@google.com | 7241516 | 2011-06-15 21:17:37 +0000 | [diff] [blame] | 210 | static BenchRegistry gReg11(Fact11); |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 211 | static BenchRegistry gReg2(Fact2); |
| 212 | static BenchRegistry gReg3(Fact3); |
reed@google.com | 8ac7a0f | 2011-06-16 13:14:19 +0000 | [diff] [blame] | 213 | static BenchRegistry gReg31(Fact31); |
| 214 | |
| 215 | static BenchRegistry gReg4(Fact4); |
reed@google.com | 84e9c08 | 2011-04-13 17:44:24 +0000 | [diff] [blame] | 216 | |