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
|
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef Benchmark_DEFINED
#define Benchmark_DEFINED
#include "SkPoint.h"
#include "SkRefCnt.h"
#include "SkString.h"
#include "../tools/Registry.h"
#define DEF_BENCH3(code, N) \
static BenchRegistry gBench##N([](void*) -> Benchmark* { code; });
#define DEF_BENCH2(code, N) DEF_BENCH3(code, N)
#define DEF_BENCH(code) DEF_BENCH2(code, __COUNTER__)
/*
* With the above macros, you can register benches as follows (at the bottom
* of your .cpp)
*
* DEF_BENCH(return new MyBenchmark(...))
* DEF_BENCH(return new MyBenchmark(...))
* DEF_BENCH(return new MyBenchmark(...))
*/
class SkCanvas;
class SkPaint;
class SkTriState {
public:
enum State {
kDefault,
kTrue,
kFalse
};
static const char* Name[];
};
class Benchmark : public SkRefCnt {
public:
Benchmark();
const char* getName();
const char* getUniqueName();
SkIPoint getSize();
enum Backend {
kNonRendering_Backend,
kRaster_Backend,
kGPU_Backend,
kPDF_Backend,
kHWUI_Backend,
};
// Call to determine whether the benchmark is intended for
// the rendering mode.
virtual bool isSuitableFor(Backend backend) {
return backend != kNonRendering_Backend;
}
virtual int calculateLoops(int defaultLoops) const {
return defaultLoops;
}
// Call before draw, allows the benchmark to do setup work outside of the
// timer. When a benchmark is repeatedly drawn, this should be called once
// before the initial draw.
void delayedSetup();
// Called once before and after a series of draw calls to a single canvas.
// The setup/break down in these calls is not timed.
void perCanvasPreDraw(SkCanvas*);
void perCanvasPostDraw(SkCanvas*);
// Called just before and after each call to draw(). Not timed.
void preDraw(SkCanvas*);
void postDraw(SkCanvas*);
// Bench framework can tune loops to be large enough for stable timing.
void draw(int loops, SkCanvas*);
void setForceAlpha(int alpha) {
fForceAlpha = alpha;
}
void setDither(SkTriState::State state) {
fDither = state;
}
/** Assign masks for paint-flags. These will be applied when setupPaint()
* is called.
*
* Performs the following on the paint:
* uint32_t flags = paint.getFlags();
* flags &= ~clearMask;
* flags |= orMask;
* paint.setFlags(flags);
*/
void setPaintMasks(uint32_t orMask, uint32_t clearMask) {
fOrMask = orMask;
fClearMask = clearMask;
}
/*
* Benches which support running in a visual mode can advertise this functionality
*/
virtual bool isVisual() { return false; }
/*
* VisualBench frequently resets the canvas. As a result we need to bulk call all of the hooks
*/
void preTimingHooks(SkCanvas* canvas) {
this->perCanvasPreDraw(canvas);
this->preDraw(canvas);
}
void postTimingHooks(SkCanvas* canvas) {
this->postDraw(canvas);
this->perCanvasPostDraw(canvas);
}
virtual void getGpuStats(SkCanvas*, SkTArray<SkString>* keys, SkTArray<double>* values) {}
protected:
virtual void setupPaint(SkPaint* paint);
virtual const char* onGetName() = 0;
virtual const char* onGetUniqueName() { return this->onGetName(); }
virtual void onDelayedSetup() {}
virtual void onPerCanvasPreDraw(SkCanvas*) {}
virtual void onPerCanvasPostDraw(SkCanvas*) {}
virtual void onPreDraw(SkCanvas*) {}
virtual void onPostDraw(SkCanvas*) {}
// Each bench should do its main work in a loop like this:
// for (int i = 0; i < loops; i++) { <work here> }
virtual void onDraw(int loops, SkCanvas*) = 0;
virtual SkIPoint onGetSize();
private:
int fForceAlpha;
SkTriState::State fDither;
uint32_t fOrMask, fClearMask;
typedef SkRefCnt INHERITED;
};
typedef sk_tools::Registry<Benchmark*(*)(void*)> BenchRegistry;
#endif
|
