blob: f3e783e78fd3478e96d263f7c9ef7a6f25ec29f1 [file] [log] [blame]
epoger@google.comec3ed6a2011-07-28 14:26:00 +00001
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 */
tfarinaf168b862014-06-19 12:32:29 -07008#include "Benchmark.h"
reed@google.com84e9c082011-04-13 17:44:24 +00009#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"
reed@google.com84e9c082011-04-13 17:44:24 +000016
17struct GradData {
18 int fCount;
19 const SkColor* fColors;
20 const SkScalar* fPos;
commit-bot@chromium.org5396a042013-07-10 16:13:14 +000021 const char* fName;
reed@google.com84e9c082011-04-13 17:44:24 +000022};
23
24static const SkColor gColors[] = {
commit-bot@chromium.orgb6865392013-07-09 19:43:29 +000025 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
commit-bot@chromium.org5396a042013-07-10 16:13:14 +000026 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
27 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
28 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
29 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
30 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
31 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
32 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
33 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
34 SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK, // 10 lines, 50 colors
reed@google.com84e9c082011-04-13 17:44:24 +000035};
36
krajcevskif461a8f2014-06-19 14:14:06 -070037static const SkColor gShallowColors[] = { 0xFF555555, 0xFF444444 };
38
commit-bot@chromium.org3400f4b2013-09-30 19:41:09 +000039// We have several special-cases depending on the number (and spacing) of colors, so
40// try to exercise those here.
reed@google.com84e9c082011-04-13 17:44:24 +000041static const GradData gGradData[] = {
commit-bot@chromium.org5396a042013-07-10 16:13:14 +000042 { 2, gColors, NULL, "" },
43 { 50, gColors, NULL, "_hicolor" }, // many color gradient
commit-bot@chromium.org3400f4b2013-09-30 19:41:09 +000044 { 3, gColors, NULL, "_3color" },
krajcevskif461a8f2014-06-19 14:14:06 -070045 { 2, gShallowColors, NULL, "_shallow" },
reed@google.com84e9c082011-04-13 17:44:24 +000046};
47
tomhudson@google.com5ea050f2011-09-26 15:03:55 +000048/// Ignores scale
reed@google.com84e9c082011-04-13 17:44:24 +000049static SkShader* MakeLinear(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000050 SkShader::TileMode tm, float scale) {
51 return SkGradientShader::CreateLinear(pts, data.fColors, data.fPos, data.fCount, tm);
reed@google.com84e9c082011-04-13 17:44:24 +000052}
53
54static SkShader* MakeRadial(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000055 SkShader::TileMode tm, float scale) {
reed@google.com84e9c082011-04-13 17:44:24 +000056 SkPoint center;
57 center.set(SkScalarAve(pts[0].fX, pts[1].fX),
58 SkScalarAve(pts[0].fY, pts[1].fY));
tomhudson@google.com5ea050f2011-09-26 15:03:55 +000059 return SkGradientShader::CreateRadial(center, center.fX * scale,
60 data.fColors,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000061 data.fPos, data.fCount, tm);
reed@google.com84e9c082011-04-13 17:44:24 +000062}
63
tomhudson@google.com5ea050f2011-09-26 15:03:55 +000064/// Ignores scale
reed@google.com84e9c082011-04-13 17:44:24 +000065static SkShader* MakeSweep(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000066 SkShader::TileMode tm, float scale) {
reed@google.com84e9c082011-04-13 17:44:24 +000067 SkPoint center;
68 center.set(SkScalarAve(pts[0].fX, pts[1].fX),
69 SkScalarAve(pts[0].fY, pts[1].fY));
70 return SkGradientShader::CreateSweep(center.fX, center.fY, data.fColors,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000071 data.fPos, data.fCount);
reed@google.com84e9c082011-04-13 17:44:24 +000072}
73
tomhudson@google.com5ea050f2011-09-26 15:03:55 +000074/// Ignores scale
reed@google.com84e9c082011-04-13 17:44:24 +000075static SkShader* Make2Radial(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000076 SkShader::TileMode tm, float scale) {
reed@google.com84e9c082011-04-13 17:44:24 +000077 SkPoint center0, center1;
78 center0.set(SkScalarAve(pts[0].fX, pts[1].fX),
79 SkScalarAve(pts[0].fY, pts[1].fY));
80 center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5),
81 SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4));
82 return SkGradientShader::CreateTwoPointRadial(
reed@google.com258e0bf2012-06-07 14:18:34 +000083 center1, (pts[1].fX - pts[0].fX) / 7,
84 center0, (pts[1].fX - pts[0].fX) / 2,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000085 data.fColors, data.fPos, data.fCount, tm);
reed@google.com258e0bf2012-06-07 14:18:34 +000086}
87
88/// Ignores scale
89static SkShader* MakeConical(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000090 SkShader::TileMode tm, float scale) {
reed@google.com258e0bf2012-06-07 14:18:34 +000091 SkPoint center0, center1;
92 center0.set(SkScalarAve(pts[0].fX, pts[1].fX),
93 SkScalarAve(pts[0].fY, pts[1].fY));
94 center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5),
95 SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4));
96 return SkGradientShader::CreateTwoPointConical(center1, (pts[1].fX - pts[0].fX) / 7,
97 center0, (pts[1].fX - pts[0].fX) / 2,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +000098 data.fColors, data.fPos, data.fCount, tm);
reed@google.com84e9c082011-04-13 17:44:24 +000099}
100
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000101/// Ignores scale
102static SkShader* MakeConicalZeroRad(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000103 SkShader::TileMode tm, float scale) {
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000104 SkPoint center0, center1;
105 center0.set(SkScalarAve(pts[0].fX, pts[1].fX),
106 SkScalarAve(pts[0].fY, pts[1].fY));
107 center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5),
108 SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4));
109 return SkGradientShader::CreateTwoPointConical(center1, 0.0,
110 center0, (pts[1].fX - pts[0].fX) / 2,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000111 data.fColors, data.fPos, data.fCount, tm);
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000112}
113
114/// Ignores scale
115static SkShader* MakeConicalOutside(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000116 SkShader::TileMode tm, float scale) {
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000117 SkPoint center0, center1;
118 SkScalar radius0 = SkScalarDiv(pts[1].fX - pts[0].fX, 10);
119 SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3);
120 center0.set(pts[0].fX + radius0, pts[0].fY + radius0);
121 center1.set(pts[1].fX - radius1, pts[1].fY - radius1);
122 return SkGradientShader::CreateTwoPointConical(center0, radius0,
123 center1, radius1,
124 data.fColors, data.fPos,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000125 data.fCount, tm);
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000126}
127
128/// Ignores scale
129static SkShader* MakeConicalOutsideZeroRad(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000130 SkShader::TileMode tm, float scale) {
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000131 SkPoint center0, center1;
132 SkScalar radius0 = SkScalarDiv(pts[1].fX - pts[0].fX, 10);
133 SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3);
134 center0.set(pts[0].fX + radius0, pts[0].fY + radius0);
135 center1.set(pts[1].fX - radius1, pts[1].fY - radius1);
136 return SkGradientShader::CreateTwoPointConical(center0, 0.0,
137 center1, radius1,
138 data.fColors, data.fPos,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000139 data.fCount, tm);
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000140}
141
reed@google.com84e9c082011-04-13 17:44:24 +0000142typedef SkShader* (*GradMaker)(const SkPoint pts[2], const GradData& data,
commit-bot@chromium.org83f23d82014-05-22 12:27:41 +0000143 SkShader::TileMode tm, float scale);
reed@google.com84e9c082011-04-13 17:44:24 +0000144
145static const struct {
146 GradMaker fMaker;
147 const char* fName;
reed@google.com84e9c082011-04-13 17:44:24 +0000148} gGrads[] = {
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000149 { MakeLinear, "linear" },
150 { MakeRadial, "radial1" },
151 { MakeSweep, "sweep" },
152 { Make2Radial, "radial2" },
153 { MakeConical, "conical" },
154 { MakeConicalZeroRad, "conicalZero" },
155 { MakeConicalOutside, "conicalOut" },
156 { MakeConicalOutsideZeroRad, "conicalOutZero" },
reed@google.com84e9c082011-04-13 17:44:24 +0000157};
158
159enum GradType { // these must match the order in gGrads
160 kLinear_GradType,
161 kRadial_GradType,
162 kSweep_GradType,
reed@google.com258e0bf2012-06-07 14:18:34 +0000163 kRadial2_GradType,
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000164 kConical_GradType,
165 kConicalZero_GradType,
166 kConicalOut_GradType,
167 kConicalOutZero_GradType
reed@google.com84e9c082011-04-13 17:44:24 +0000168};
169
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000170enum GeomType {
171 kRect_GeomType,
172 kOval_GeomType
173};
174
reed@google.com72415162011-06-15 21:17:37 +0000175static const char* tilemodename(SkShader::TileMode tm) {
176 switch (tm) {
177 case SkShader::kClamp_TileMode:
178 return "clamp";
179 case SkShader::kRepeat_TileMode:
180 return "repeat";
181 case SkShader::kMirror_TileMode:
182 return "mirror";
183 default:
mtklein@google.com330313a2013-08-22 15:37:26 +0000184 SkDEBUGFAIL("unknown tilemode");
reed@google.com72415162011-06-15 21:17:37 +0000185 return "error";
186 }
187}
188
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000189static const char* geomtypename(GeomType gt) {
190 switch (gt) {
191 case kRect_GeomType:
192 return "rectangle";
193 case kOval_GeomType:
194 return "oval";
195 default:
mtklein@google.com330313a2013-08-22 15:37:26 +0000196 SkDEBUGFAIL("unknown geometry type");
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000197 return "error";
198 }
199}
200
reed@google.com84e9c082011-04-13 17:44:24 +0000201///////////////////////////////////////////////////////////////////////////////
202
tfarinaf168b862014-06-19 12:32:29 -0700203class GradientBench : public Benchmark {
reed@google.com84e9c082011-04-13 17:44:24 +0000204 SkString fName;
205 SkShader* fShader;
krajcevskif461a8f2014-06-19 14:14:06 -0700206 bool fDither;
reed@google.com84e9c082011-04-13 17:44:24 +0000207 enum {
208 W = 400,
209 H = 400,
commit-bot@chromium.orgb120bd92013-10-07 17:18:21 +0000210 kRepeat = 15,
reed@google.com84e9c082011-04-13 17:44:24 +0000211 };
212public:
krajcevskif461a8f2014-06-19 14:14:06 -0700213 SkShader* makeShader(GradType gradType, GradData data, SkShader::TileMode tm, float scale) {
214 const SkPoint pts[2] = {
215 { 0, 0 },
216 { SkIntToScalar(W), SkIntToScalar(H) }
217 };
218
219 return gGrads[gradType].fMaker(pts, data, tm, scale);
220 }
221
mtklein@google.com410e6e82013-09-13 19:52:27 +0000222 GradientBench(GradType gradType,
commit-bot@chromium.org5396a042013-07-10 16:13:14 +0000223 GradData data = gGradData[0],
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000224 SkShader::TileMode tm = SkShader::kClamp_TileMode,
225 GeomType geomType = kRect_GeomType,
commit-bot@chromium.org3400f4b2013-09-30 19:41:09 +0000226 float scale = 1.0f) {
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000227 fName.printf("gradient_%s_%s", gGrads[gradType].fName,
228 tilemodename(tm));
229 if (geomType != kRect_GeomType) {
230 fName.append("_");
231 fName.append(geomtypename(geomType));
232 }
reed@google.com84e9c082011-04-13 17:44:24 +0000233
commit-bot@chromium.org3400f4b2013-09-30 19:41:09 +0000234 if (scale != 1.f) {
235 fName.appendf("_scale_%g", scale);
236 }
237
commit-bot@chromium.org5396a042013-07-10 16:13:14 +0000238 fName.append(data.fName);
239
krajcevskif461a8f2014-06-19 14:14:06 -0700240 fDither = false;
241 fShader = this->makeShader(gradType, data, tm, scale);
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000242 fGeomType = geomType;
reed@google.com84e9c082011-04-13 17:44:24 +0000243 }
244
krajcevskif461a8f2014-06-19 14:14:06 -0700245 GradientBench(GradType gradType, GradData data, bool dither) {
246 const char *tmname = tilemodename(SkShader::kClamp_TileMode);
247 fName.printf("gradient_%s_%s", gGrads[gradType].fName, tmname);
248 fName.append(data.fName);
249
250 fDither = dither;
251 if (dither) {
252 fName.appendf("_dither");
253 }
254
255 fShader = this->makeShader(gradType, data, SkShader::kClamp_TileMode, 1.0f);
256 fGeomType = kRect_GeomType;
257 }
258
reed@google.com84e9c082011-04-13 17:44:24 +0000259 virtual ~GradientBench() {
260 fShader->unref();
261 }
262
263protected:
264 virtual const char* onGetName() {
265 return fName.c_str();
266 }
267
commit-bot@chromium.org33614712013-12-03 18:17:16 +0000268 virtual void onDraw(const int loops, SkCanvas* canvas) {
reed@google.com84e9c082011-04-13 17:44:24 +0000269 SkPaint paint;
270 this->setupPaint(&paint);
271
272 paint.setShader(fShader);
krajcevskif461a8f2014-06-19 14:14:06 -0700273 if (fDither) {
274 paint.setDither(true);
275 }
reed@google.com84e9c082011-04-13 17:44:24 +0000276
277 SkRect r = { 0, 0, SkIntToScalar(W), SkIntToScalar(H) };
commit-bot@chromium.org33614712013-12-03 18:17:16 +0000278 for (int i = 0; i < loops * kRepeat; i++) {
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000279 switch (fGeomType) {
280 case kRect_GeomType:
281 canvas->drawRect(r, paint);
282 break;
283 case kOval_GeomType:
284 canvas->drawOval(r, paint);
285 break;
286 }
reed@google.com84e9c082011-04-13 17:44:24 +0000287 }
288 }
289
290private:
tfarinaf168b862014-06-19 12:32:29 -0700291 typedef Benchmark INHERITED;
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000292
293 GeomType fGeomType;
reed@google.com84e9c082011-04-13 17:44:24 +0000294};
295
commit-bot@chromium.orgb120bd92013-10-07 17:18:21 +0000296DEF_BENCH( return new GradientBench(kLinear_GradType); )
297DEF_BENCH( return new GradientBench(kLinear_GradType, gGradData[1]); )
298DEF_BENCH( return new GradientBench(kLinear_GradType, gGradData[2]); )
299DEF_BENCH( return new GradientBench(kLinear_GradType, gGradData[0], SkShader::kMirror_TileMode); )
300
301DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[0]); )
302DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[1]); )
303DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[2]); )
304// Draw a radial gradient of radius 1/2 on a rectangle; half the lines should
305// be completely pinned, the other half should pe partially pinned
306DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[0], SkShader::kClamp_TileMode, kRect_GeomType, 0.5f); )
307
308// Draw a radial gradient on a circle of equal size; all the lines should
309// hit the unpinned fast path (so long as GradientBench.W == H)
310DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[0], SkShader::kClamp_TileMode, kOval_GeomType); )
311
312DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[0], SkShader::kMirror_TileMode); )
commit-bot@chromium.org34150b42013-10-16 18:59:44 +0000313DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[0], SkShader::kRepeat_TileMode); )
commit-bot@chromium.orgb120bd92013-10-07 17:18:21 +0000314DEF_BENCH( return new GradientBench(kSweep_GradType); )
315DEF_BENCH( return new GradientBench(kSweep_GradType, gGradData[1]); )
316DEF_BENCH( return new GradientBench(kSweep_GradType, gGradData[2]); )
317DEF_BENCH( return new GradientBench(kRadial2_GradType); )
318DEF_BENCH( return new GradientBench(kRadial2_GradType, gGradData[1]); )
319DEF_BENCH( return new GradientBench(kRadial2_GradType, gGradData[0], SkShader::kMirror_TileMode); )
320DEF_BENCH( return new GradientBench(kConical_GradType); )
321DEF_BENCH( return new GradientBench(kConical_GradType, gGradData[1]); )
322DEF_BENCH( return new GradientBench(kConical_GradType, gGradData[2]); )
commit-bot@chromium.org95f79262014-04-14 16:02:31 +0000323DEF_BENCH( return new GradientBench(kConicalZero_GradType); )
324DEF_BENCH( return new GradientBench(kConicalZero_GradType, gGradData[1]); )
325DEF_BENCH( return new GradientBench(kConicalZero_GradType, gGradData[2]); )
326DEF_BENCH( return new GradientBench(kConicalOut_GradType); )
327DEF_BENCH( return new GradientBench(kConicalOut_GradType, gGradData[1]); )
328DEF_BENCH( return new GradientBench(kConicalOut_GradType, gGradData[2]); )
329DEF_BENCH( return new GradientBench(kConicalOutZero_GradType); )
330DEF_BENCH( return new GradientBench(kConicalOutZero_GradType, gGradData[1]); )
331DEF_BENCH( return new GradientBench(kConicalOutZero_GradType, gGradData[2]); )
commit-bot@chromium.orgb120bd92013-10-07 17:18:21 +0000332
krajcevskif461a8f2014-06-19 14:14:06 -0700333// Dithering
334DEF_BENCH( return new GradientBench(kLinear_GradType, gGradData[3], true); )
335DEF_BENCH( return new GradientBench(kLinear_GradType, gGradData[3], false); )
336DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[3], true); )
337DEF_BENCH( return new GradientBench(kRadial_GradType, gGradData[3], false); )
338DEF_BENCH( return new GradientBench(kSweep_GradType, gGradData[3], true); )
339DEF_BENCH( return new GradientBench(kSweep_GradType, gGradData[3], false); )
340DEF_BENCH( return new GradientBench(kConical_GradType, gGradData[3], true); )
341DEF_BENCH( return new GradientBench(kConical_GradType, gGradData[3], false); )
342
commit-bot@chromium.orgb120bd92013-10-07 17:18:21 +0000343///////////////////////////////////////////////////////////////////////////////
344
tfarinaf168b862014-06-19 12:32:29 -0700345class Gradient2Bench : public Benchmark {
reed@google.com73349aa2013-02-04 18:09:58 +0000346 SkString fName;
347 bool fHasAlpha;
348
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000349public:
mtklein@google.com410e6e82013-09-13 19:52:27 +0000350 Gradient2Bench(bool hasAlpha) {
reed@google.com73349aa2013-02-04 18:09:58 +0000351 fName.printf("gradient_create_%s", hasAlpha ? "alpha" : "opaque");
352 fHasAlpha = hasAlpha;
353 }
rmistry@google.comfbfcd562012-08-23 18:09:54 +0000354
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000355protected:
356 virtual const char* onGetName() {
reed@google.com73349aa2013-02-04 18:09:58 +0000357 return fName.c_str();
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000358 }
rmistry@google.comfbfcd562012-08-23 18:09:54 +0000359
commit-bot@chromium.org33614712013-12-03 18:17:16 +0000360 virtual void onDraw(const int loops, SkCanvas* canvas) {
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000361 SkPaint paint;
362 this->setupPaint(&paint);
rmistry@google.comfbfcd562012-08-23 18:09:54 +0000363
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000364 const SkRect r = { 0, 0, SkIntToScalar(4), SkIntToScalar(4) };
reed@google.com1ca4f262011-06-24 19:17:37 +0000365 const SkPoint pts[] = {
366 { 0, 0 },
367 { SkIntToScalar(100), SkIntToScalar(100) },
368 };
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000369
commit-bot@chromium.org33614712013-12-03 18:17:16 +0000370 for (int i = 0; i < loops; i++) {
reed@google.com73349aa2013-02-04 18:09:58 +0000371 const int gray = i % 256;
372 const int alpha = fHasAlpha ? gray : 0xFF;
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000373 SkColor colors[] = {
374 SK_ColorBLACK,
reed@google.com73349aa2013-02-04 18:09:58 +0000375 SkColorSetARGB(alpha, gray, gray, gray),
tomhudson@google.com5ea050f2011-09-26 15:03:55 +0000376 SK_ColorWHITE };
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000377 SkShader* s = SkGradientShader::CreateLinear(pts, colors, NULL,
378 SK_ARRAY_COUNT(colors),
379 SkShader::kClamp_TileMode);
380 paint.setShader(s)->unref();
381 canvas->drawRect(r, paint);
382 }
383 }
rmistry@google.comfbfcd562012-08-23 18:09:54 +0000384
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000385private:
tfarinaf168b862014-06-19 12:32:29 -0700386 typedef Benchmark INHERITED;
reed@google.com8ac7a0f2011-06-16 13:14:19 +0000387};
388
mtklein@google.com410e6e82013-09-13 19:52:27 +0000389DEF_BENCH( return new Gradient2Bench(false); )
390DEF_BENCH( return new Gradient2Bench(true); )