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
|
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBenchmark.h"
#include "SkCanvas.h"
#include "SkColorShader.h"
#include "SkFontHost.h"
#include "SkPaint.h"
#include "SkRandom.h"
#include "SkString.h"
#include "SkTemplates.h"
#define STR "Hamburgefons"
enum FontQuality {
kBW,
kAA,
kLCD
};
static const char* fontQualityName(const SkPaint& paint) {
if (!paint.isAntiAlias()) {
return "BW";
}
if (paint.isLCDRenderText()) {
return "LCD";
}
return "AA";
}
class ShaderMaskBench : public SkBenchmark {
SkPaint fPaint;
SkString fText;
SkString fName;
FontQuality fFQ;
enum { N = SkBENCHLOOP(500) };
public:
ShaderMaskBench(void* param, bool isOpaque, FontQuality fq) : INHERITED(param) {
fFQ = fq;
fText.set(STR);
fPaint.setAntiAlias(kBW != fq);
fPaint.setLCDRenderText(kLCD == fq);
fPaint.setAlpha(isOpaque ? 0xFF : 0x80);
fPaint.setShader(new SkColorShader)->unref();
}
protected:
virtual const char* onGetName() {
fName.printf("shadermask");
fName.appendf("_%s", fontQualityName(fPaint));
fName.appendf("_%02X", fPaint.getAlpha());
return fName.c_str();
}
virtual void onDraw(SkCanvas* canvas) {
const SkIPoint dim = this->getSize();
SkRandom rand;
SkPaint paint(fPaint);
this->setupPaint(&paint);
// explicitly need these
paint.setAlpha(fPaint.getAlpha());
paint.setAntiAlias(kBW != fFQ);
paint.setLCDRenderText(kLCD == fFQ);
const SkScalar x0 = SkIntToScalar(-10);
const SkScalar y0 = SkIntToScalar(-10);
paint.setTextSize(SkIntToScalar(12));
for (int i = 0; i < N; i++) {
SkScalar x = x0 + rand.nextUScalar1() * dim.fX;
SkScalar y = y0 + rand.nextUScalar1() * dim.fY;
canvas->drawText(fText.c_str(), fText.size(), x, y, paint);
}
paint.setTextSize(SkIntToScalar(48));
for (int i = 0; i < N/4; i++) {
SkScalar x = x0 + rand.nextUScalar1() * dim.fX;
SkScalar y = y0 + rand.nextUScalar1() * dim.fY;
canvas->drawText(fText.c_str(), fText.size(), x, y, paint);
}
}
private:
typedef SkBenchmark INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
static SkBenchmark* Fact00(void* p) { return new ShaderMaskBench(p, true, kBW); }
static SkBenchmark* Fact01(void* p) { return new ShaderMaskBench(p, false, kBW); }
static SkBenchmark* Fact10(void* p) { return new ShaderMaskBench(p, true, kAA); }
static SkBenchmark* Fact11(void* p) { return new ShaderMaskBench(p, false, kAA); }
static SkBenchmark* Fact20(void* p) { return new ShaderMaskBench(p, true, kLCD); }
static SkBenchmark* Fact21(void* p) { return new ShaderMaskBench(p, false, kLCD); }
static BenchRegistry gReg00(Fact00);
static BenchRegistry gReg01(Fact01);
static BenchRegistry gReg10(Fact10);
static BenchRegistry gReg11(Fact11);
static BenchRegistry gReg20(Fact20);
static BenchRegistry gReg21(Fact21);
|
