1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
|
/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Benchmark.h"
#include "SkCanvas.h"
#include "SkGradientShader.h"
#include "SkPaint.h"
#include "SkPatchUtils.h"
#include "SkString.h"
/**
* This bench measures the rendering time of the call SkCanvas::drawPatch with different types of
* input patches (regular case, with loops, a square, with a big difference between "parallel"
* sides). This bench also tests the different combination of optional parameters for the function
* (passing texture coordinates and colors, only textures coordinates, only colors or none).
* Finally, it applies a scale to test if the size affects the rendering time.
*/
class PatchBench : public Benchmark {
public:
enum VertexMode {
kNone_VertexMode,
kColors_VertexMode,
kTexCoords_VertexMode,
kBoth_VertexMode
};
PatchBench(SkPoint scale, VertexMode vertexMode)
: fScale(scale)
, fVertexMode(vertexMode) { }
// to add name of specific class override this method
virtual void appendName(SkString* name) {
name->append("normal");
}
// to make other type of patches override this method
virtual void setCubics() {
const SkPoint points[SkPatchUtils::kNumCtrlPts] = {
//top points
{100,100},{150,50},{250,150}, {300,100},
//right points
{350, 150},{250,200},
//bottom points
{300,300},{250,250},{150,350},{100,300},
//left points
{50,250},{150,50}
};
memcpy(fCubics, points, SkPatchUtils::kNumCtrlPts * sizeof(SkPoint));
}
virtual void setColors() {
const SkColor colors[SkPatchUtils::kNumCorners] = {
SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorCYAN
};
memcpy(fColors, colors, SkPatchUtils::kNumCorners * sizeof(SkColor));
}
virtual void setTexCoords() {
const SkPoint texCoords[SkPatchUtils::kNumCorners] = {
{0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f,1.0f}, {0.0f, 1.0f}
};
memcpy(fTexCoords, texCoords, SkPatchUtils::kNumCorners * sizeof(SkPoint));
}
// override this method to change the shader
virtual SkShader* createShader() {
const SkColor colors[] = {
SK_ColorRED, SK_ColorCYAN, SK_ColorGREEN, SK_ColorWHITE,
SK_ColorMAGENTA, SK_ColorBLUE, SK_ColorYELLOW,
};
const SkPoint pts[] = { { 200.f / 4.f, 0.f }, { 3.f * 200.f / 4, 200.f } };
return SkGradientShader::CreateLinear(pts, colors, NULL,
SK_ARRAY_COUNT(colors),
SkShader::kMirror_TileMode);
}
protected:
const char* onGetName() SK_OVERRIDE {
SkString vertexMode;
switch (fVertexMode) {
case kNone_VertexMode:
vertexMode.set("meshlines");
break;
case kColors_VertexMode:
vertexMode.set("colors");
break;
case kTexCoords_VertexMode:
vertexMode.set("texs");
break;
case kBoth_VertexMode:
vertexMode.set("colors_texs");
break;
default:
break;
}
SkString type;
this->appendName(&type);
fName.printf("patch_%s_%s_[%f,%f]", type.c_str(), vertexMode.c_str(),
fScale.x(), fScale.y());
return fName.c_str();
}
void onPreDraw() SK_OVERRIDE {
this->setCubics();
this->setColors();
this->setTexCoords();
this->setupPaint(&fPaint);
switch (fVertexMode) {
case kTexCoords_VertexMode:
case kBoth_VertexMode:
fPaint.setShader(this->createShader())->unref();
break;
default:
fPaint.setShader(NULL);
break;
}
}
void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE {
canvas->scale(fScale.x(), fScale.y());
for (int i = 0; i < loops; i++) {
switch (fVertexMode) {
case kNone_VertexMode:
canvas->drawPatch(fCubics, NULL, NULL, NULL, fPaint);
break;
case kColors_VertexMode:
canvas->drawPatch(fCubics, fColors, NULL, NULL, fPaint);
break;
case kTexCoords_VertexMode:
canvas->drawPatch(fCubics, NULL, fTexCoords, NULL, fPaint);
break;
case kBoth_VertexMode:
canvas->drawPatch(fCubics, fColors, fTexCoords, NULL, fPaint);
break;
default:
break;
}
}
}
SkPaint fPaint;
SkString fName;
SkVector fScale;
SkPoint fCubics[12];
SkPoint fTexCoords[4];
SkColor fColors[4];
VertexMode fVertexMode;
typedef Benchmark INHERITED;
};
class SquarePatchBench : public PatchBench {
public:
SquarePatchBench(SkPoint scale, VertexMode vertexMode)
: INHERITED(scale, vertexMode) { }
void appendName(SkString* name) SK_OVERRIDE {
name->append("square");
}
void setCubics() SK_OVERRIDE {
const SkPoint points[SkPatchUtils::kNumCtrlPts] = {
//top points
{100,100},{150,100},{250,100}, {300,100},
//right points
{300, 150},{300,250},
//bottom points
{300,300},{250,300},{150,300},{100,300},
//left points
{100,250},{100,150}
};
memcpy(fCubics, points, SkPatchUtils::kNumCtrlPts * sizeof(SkPoint));
}
private:
typedef PatchBench INHERITED;
};
class LODDiffPatchBench : public PatchBench {
public:
LODDiffPatchBench(SkPoint scale, VertexMode vertexMode)
: INHERITED(scale, vertexMode) { }
void appendName(SkString* name) SK_OVERRIDE {
name->append("LOD_Diff");
}
void setCubics() SK_OVERRIDE {
const SkPoint points[SkPatchUtils::kNumCtrlPts] = {
//top points
{100,175},{150,100},{250,100}, {300,0},
//right points
{300, 150},{300,250},
//bottom points
{300,400},{250,300},{150,300},{100,225},
//left points
{100,215},{100,185}
};
memcpy(fCubics, points, SkPatchUtils::kNumCtrlPts * sizeof(SkPoint));
}
private:
typedef PatchBench INHERITED;
};
class LoopPatchBench : public PatchBench {
public:
LoopPatchBench(SkPoint scale, VertexMode vertexMode)
: INHERITED(scale, vertexMode) { }
void appendName(SkString* name) SK_OVERRIDE {
name->append("loop");
}
void setCubics() SK_OVERRIDE {
const SkPoint points[SkPatchUtils::kNumCtrlPts] = {
//top points
{100,100},{300,200},{100,200}, {300,100},
//right points
{380, 400},{380,0},
//bottom points
{300,300},{250,250},{30,200},{100,300},
//left points
{140,325},{150,150}
};
memcpy(fCubics, points, SkPatchUtils::kNumCtrlPts * sizeof(SkPoint));
}
private:
typedef PatchBench INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
DEF_BENCH( return new PatchBench(SkVector::Make(0.1f, 0.1f), PatchBench::kNone_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(0.1f, 0.1f), PatchBench::kColors_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(0.1f, 0.1f), PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(0.1f, 0.1f), PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(1.f, 1.0f), PatchBench::kNone_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(1.0f, 1.0f), PatchBench::kColors_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(1.0f, 1.0f), PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(1.0f, 1.0f), PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(3.0f, 3.0f), PatchBench::kNone_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(3.0f, 3.0f), PatchBench::kColors_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(3.0f, 3.0f), PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new PatchBench(SkVector::Make(3.0f, 3.0f), PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(1.f, 1.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new SquarePatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(1.f, 1.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LODDiffPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(0.1f, 0.1f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(1.f, 1.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(1.0f, 1.0f),
PatchBench::kBoth_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kNone_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kColors_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kTexCoords_VertexMode); )
DEF_BENCH( return new LoopPatchBench(SkVector::Make(3.0f, 3.0f),
PatchBench::kBoth_VertexMode); )
|