1
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 */
8 #include "SkBenchmark.h"
9 #include "SkCanvas.h"
10 #include "SkPaint.h"
11 #include "SkRandom.h"
12 #include "SkShader.h"
13 #include "SkString.h"
14 #include "SkBlurMaskFilter.h"
15
16 #define SMALL SkIntToScalar(2)
17 #define REAL SkFloatToScalar(1.5f)
18 #define BIG SkIntToScalar(10)
19
20 static const char* gStyleName[] = {
21 "normal",
22 "solid",
23 "outer",
24 "inner"
25 };
26
27 class BlurBench : public SkBenchmark {
28 SkScalar fRadius;
29 SkBlurMaskFilter::BlurStyle fStyle;
30 SkString fName;
31
32 public:
BlurBench(void * param,SkScalar rad,SkBlurMaskFilter::BlurStyle bs)33 BlurBench(void* param, SkScalar rad, SkBlurMaskFilter::BlurStyle bs) : INHERITED(param) {
34 fRadius = rad;
35 fStyle = bs;
36 const char* name = rad > 0 ? gStyleName[bs] : "none";
37 if (SkScalarFraction(rad) != 0) {
38 fName.printf("blur_%.2f_%s", SkScalarToFloat(rad), name);
39 } else {
40 fName.printf("blur_%d_%s", SkScalarRound(rad), name);
41 }
42 }
43
44 protected:
onGetName()45 virtual const char* onGetName() {
46 return fName.c_str();
47 }
48
onDraw(SkCanvas * canvas)49 virtual void onDraw(SkCanvas* canvas) {
50 SkPaint paint;
51 this->setupPaint(&paint);
52
53 paint.setAntiAlias(true);
54
55 SkRandom rand;
56 for (int i = 0; i < SkBENCHLOOP(10); i++) {
57 SkRect r = SkRect::MakeWH(rand.nextUScalar1() * 400,
58 rand.nextUScalar1() * 400);
59 r.offset(fRadius, fRadius);
60
61 if (fRadius > 0) {
62 SkMaskFilter* mf = SkBlurMaskFilter::Create(fRadius, fStyle, 0);
63 paint.setMaskFilter(mf)->unref();
64 }
65 canvas->drawOval(r, paint);
66 }
67 }
68
69 private:
70 typedef SkBenchmark INHERITED;
71 };
72
Fact00(void * p)73 static SkBenchmark* Fact00(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kNormal_BlurStyle); }
Fact01(void * p)74 static SkBenchmark* Fact01(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kSolid_BlurStyle); }
Fact02(void * p)75 static SkBenchmark* Fact02(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kOuter_BlurStyle); }
Fact03(void * p)76 static SkBenchmark* Fact03(void* p) { return new BlurBench(p, SMALL, SkBlurMaskFilter::kInner_BlurStyle); }
77
Fact10(void * p)78 static SkBenchmark* Fact10(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kNormal_BlurStyle); }
Fact11(void * p)79 static SkBenchmark* Fact11(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kSolid_BlurStyle); }
Fact12(void * p)80 static SkBenchmark* Fact12(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kOuter_BlurStyle); }
Fact13(void * p)81 static SkBenchmark* Fact13(void* p) { return new BlurBench(p, BIG, SkBlurMaskFilter::kInner_BlurStyle); }
82
Fact20(void * p)83 static SkBenchmark* Fact20(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kNormal_BlurStyle); }
Fact21(void * p)84 static SkBenchmark* Fact21(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kSolid_BlurStyle); }
Fact22(void * p)85 static SkBenchmark* Fact22(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kOuter_BlurStyle); }
Fact23(void * p)86 static SkBenchmark* Fact23(void* p) { return new BlurBench(p, REAL, SkBlurMaskFilter::kInner_BlurStyle); }
87
FactNone(void * p)88 static SkBenchmark* FactNone(void* p) { return new BlurBench(p, 0, SkBlurMaskFilter::kNormal_BlurStyle); }
89
90 static BenchRegistry gReg00(Fact00);
91 static BenchRegistry gReg01(Fact01);
92 static BenchRegistry gReg02(Fact02);
93 static BenchRegistry gReg03(Fact03);
94
95 static BenchRegistry gReg10(Fact10);
96 static BenchRegistry gReg11(Fact11);
97 static BenchRegistry gReg12(Fact12);
98 static BenchRegistry gReg13(Fact13);
99
100 static BenchRegistry gReg20(Fact20);
101 static BenchRegistry gReg21(Fact21);
102 static BenchRegistry gReg22(Fact22);
103 static BenchRegistry gReg23(Fact23);
104
105 static BenchRegistry gRegNone(FactNone);
106
107