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
|
/*
* Copyright 2012 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 "SkMatrix44.h"
#include "SkRandom.h"
#include "SkString.h"
class Matrix44Bench : public Benchmark {
SkString fName;
public:
Matrix44Bench(const char name[]) {
fName.printf("matrix44_%s", name);
}
bool isSuitableFor(Backend backend) override {
return backend == kNonRendering_Backend;
}
virtual void performTest() = 0;
protected:
virtual int mulLoopCount() const { return 1; }
const char* onGetName() override {
return fName.c_str();
}
void onDraw(int loops, SkCanvas*) override {
for (int i = 0; i < loops; i++) {
this->performTest();
}
}
private:
typedef Benchmark INHERITED;
};
class EqualsMatrix44Bench : public Matrix44Bench {
public:
EqualsMatrix44Bench()
: INHERITED("equals")
, fM0(SkMatrix44::kIdentity_Constructor)
, fM1(SkMatrix44::kIdentity_Constructor)
, fM2(SkMatrix44::kIdentity_Constructor)
{
fM1.set(0, 0, 0);
fM2.set(3, 3, 0);
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
(void) (fM0 == fM1);
(void) (fM1 == fM2);
(void) (fM2 == fM0);
}
}
private:
SkMatrix44 fM0, fM1, fM2;
typedef Matrix44Bench INHERITED;
};
class SetIdentityMatrix44Bench : public Matrix44Bench {
public:
SetIdentityMatrix44Bench()
: INHERITED("setidentity")
, mat(SkMatrix44::kIdentity_Constructor)
{
double rowMajor[16] =
{ 1, 2, 3, 4,
5, 6, 7, 8,
9, 10, 11, 12,
13, 14, 15, 16};
mat.setRowMajord(rowMajor);
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
mat.setIdentity();
}
}
private:
SkMatrix44 mat;
typedef Matrix44Bench INHERITED;
};
class PreScaleMatrix44Bench : public Matrix44Bench {
public:
PreScaleMatrix44Bench()
: INHERITED("prescale")
, fM0(SkMatrix44::kUninitialized_Constructor)
{
fX = fY = fZ = SkDoubleToMScalar(1.5);
}
protected:
void performTest() override {
fM0.reset();
for (int i = 0; i < 10; ++i) {
fM0.preScale(fX, fY, fZ);
}
}
private:
SkMatrix44 fM0;
SkMScalar fX, fY, fZ;
typedef Matrix44Bench INHERITED;
};
class InvertMatrix44Bench : public Matrix44Bench {
public:
InvertMatrix44Bench()
: INHERITED("invert")
, fM0(SkMatrix44::kUninitialized_Constructor)
, fM1(SkMatrix44::kUninitialized_Constructor)
{
fM0.setDouble(0, 0, -1.1);
fM0.setDouble(0, 1, 2.1);
fM0.setDouble(0, 2, -3.1);
fM0.setDouble(0, 3, 4.1);
fM0.setDouble(1, 0, 5.1);
fM0.setDouble(1, 1, -6.1);
fM0.setDouble(1, 2, 7.1);
fM0.setDouble(1, 3, 8.1);
fM0.setDouble(2, 0, -9.1);
fM0.setDouble(2, 1, 10.1);
fM0.setDouble(2, 2, 11.1);
fM0.setDouble(2, 3, -12.1);
fM0.setDouble(3, 0, -13.1);
fM0.setDouble(3, 1, 14.1);
fM0.setDouble(3, 2, -15.1);
fM0.setDouble(3, 3, 16.1);
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
fM0.invert(&fM1);
}
}
private:
SkMatrix44 fM0, fM1;
typedef Matrix44Bench INHERITED;
};
class InvertAffineMatrix44Bench : public Matrix44Bench {
public:
InvertAffineMatrix44Bench()
: INHERITED("invertaffine")
, fM0(SkMatrix44::kIdentity_Constructor)
, fM1(SkMatrix44::kUninitialized_Constructor)
{
fM0.setDouble(0, 0, -1.1);
fM0.setDouble(0, 1, 2.1);
fM0.setDouble(0, 2, -3.1);
fM0.setDouble(0, 3, 4.1);
fM0.setDouble(1, 0, 5.1);
fM0.setDouble(1, 1, -6.1);
fM0.setDouble(1, 2, 7.1);
fM0.setDouble(1, 3, 8.1);
fM0.setDouble(2, 0, -9.1);
fM0.setDouble(2, 1, 10.1);
fM0.setDouble(2, 2, 11.1);
fM0.setDouble(2, 3, -12.1);
// bottom row (perspective component) remains (0, 0, 0, 1).
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
fM0.invert(&fM1);
}
}
private:
SkMatrix44 fM0, fM1;
typedef Matrix44Bench INHERITED;
};
class InvertScaleTranslateMatrix44Bench : public Matrix44Bench {
public:
InvertScaleTranslateMatrix44Bench()
: INHERITED("invertscaletranslate")
, fM0(SkMatrix44::kIdentity_Constructor)
, fM1(SkMatrix44::kUninitialized_Constructor)
{
fM0.setDouble(0, 0, -1.1);
fM0.setDouble(0, 3, 4.1);
fM0.setDouble(1, 1, -6.1);
fM0.setDouble(1, 3, 8.1);
fM0.setDouble(2, 2, 11.1);
fM0.setDouble(2, 3, -12.1);
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
fM0.invert(&fM1);
}
}
private:
SkMatrix44 fM0, fM1;
typedef Matrix44Bench INHERITED;
};
class InvertTranslateMatrix44Bench : public Matrix44Bench {
public:
InvertTranslateMatrix44Bench()
: INHERITED("inverttranslate")
, fM0(SkMatrix44::kIdentity_Constructor)
, fM1(SkMatrix44::kUninitialized_Constructor)
{
fM0.setDouble(0, 3, 4.1);
fM0.setDouble(1, 3, 8.1);
fM0.setDouble(2, 3, -12.1);
}
protected:
void performTest() override {
for (int i = 0; i < 10; ++i) {
fM0.invert(&fM1);
}
}
private:
SkMatrix44 fM0, fM1;
typedef Matrix44Bench INHERITED;
};
class PostScaleMatrix44Bench : public Matrix44Bench {
public:
PostScaleMatrix44Bench()
: INHERITED("postscale")
, fM0(SkMatrix44::kUninitialized_Constructor)
{
fX = fY = fZ = SkDoubleToMScalar(1.5);
}
protected:
void performTest() override {
fM0.reset();
for (int i = 0; i < 10; ++i) {
fM0.postScale(fX, fY, fZ);
}
}
private:
SkMatrix44 fM0;
SkMScalar fX, fY, fZ;
typedef Matrix44Bench INHERITED;
};
class SetConcatMatrix44Bench : public Matrix44Bench {
public:
// SkMatrix44::setConcat() has a fast path for matrices that are at most scale+translate.
SetConcatMatrix44Bench(bool fastPath)
: INHERITED(fastPath ? "setconcat_fast" : "setconcat_general")
, fM0(SkMatrix44::kUninitialized_Constructor)
, fM1(SkMatrix44::kUninitialized_Constructor)
, fM2(SkMatrix44::kUninitialized_Constructor)
{
if (fastPath) {
const SkMScalar v = SkDoubleToMScalar(1.5);
fM1.setScale(v,v,v);
fM2.setTranslate(v,v,v);
} else {
SkRandom rand;
for (int x = 0; x < 4; x++) {
for (int y = 0; y < 4; y++) {
fM1.setFloat(x,y, rand.nextF());
fM2.setFloat(x,y, rand.nextF());
}}
}
}
protected:
void performTest() override {
fM0.reset(); // just to normalize this test with prescale/postscale
for (int i = 0; i < 10000; ++i) {
fM0.setConcat(fM1, fM2);
}
}
private:
SkMatrix44 fM0, fM1, fM2;
typedef Matrix44Bench INHERITED;
};
class GetTypeMatrix44Bench : public Matrix44Bench {
public:
GetTypeMatrix44Bench()
: INHERITED("gettype")
, fMatrix(SkMatrix44::kIdentity_Constructor)
{}
protected:
// Putting random generation of the matrix inside performTest()
// would help us avoid anomalous runs, but takes up 25% or
// more of the function time.
void performTest() override {
for (int i = 0; i < 20; ++i) {
fMatrix.set(1, 2, 1); // to invalidate the type-cache
fMatrix.getType();
}
}
private:
SkMatrix44 fMatrix;
typedef Matrix44Bench INHERITED;
};
DEF_BENCH( return new SetIdentityMatrix44Bench(); )
DEF_BENCH( return new EqualsMatrix44Bench(); )
DEF_BENCH( return new PreScaleMatrix44Bench(); )
DEF_BENCH( return new PostScaleMatrix44Bench(); )
DEF_BENCH( return new InvertMatrix44Bench(); )
DEF_BENCH( return new InvertAffineMatrix44Bench(); )
DEF_BENCH( return new InvertScaleTranslateMatrix44Bench(); )
DEF_BENCH( return new InvertTranslateMatrix44Bench(); )
DEF_BENCH( return new SetConcatMatrix44Bench(true); )
DEF_BENCH( return new SetConcatMatrix44Bench(false); )
DEF_BENCH( return new GetTypeMatrix44Bench(); )
|
