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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkBenchmark.h" | 8 #include "SkBenchmark.h" |
9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
10 #include "SkPaint.h" | 10 #include "SkPaint.h" |
11 #include "SkRandom.h" | 11 #include "SkRandom.h" |
12 #include "SkBlurMaskFilter.h" | 12 #include "SkBlurMaskFilter.h" |
13 #include "SkLayerDrawLooper.h" | 13 #include "SkLayerDrawLooper.h" |
14 | 14 |
15 // This bench replicates a problematic use case of a draw looper used | 15 // This bench replicates a problematic use case of a draw looper used |
16 // to create an inner blurred rect | 16 // to create an inner blurred rect |
17 class RectoriBench : public SkBenchmark { | 17 class RectoriBench : public SkBenchmark { |
18 public: | 18 public: |
19 RectoriBench() {} | 19 RectoriBench() {} |
20 | 20 |
21 protected: | 21 protected: |
22 | 22 |
23 virtual const char* onGetName() { | 23 virtual const char* onGetName() { |
24 return "rectori"; | 24 return "rectori"; |
25 } | 25 } |
26 | 26 |
27 virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { | 27 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
28 SkRandom Random; | 28 SkRandom Random; |
29 | 29 |
30 for (int i = 0; i < this->getLoops(); i++) { | 30 for (int i = 0; i < loops; i++) { |
31 SkScalar blurSigma = Random.nextRangeScalar(1.5f, 25.0f); | 31 SkScalar blurSigma = Random.nextRangeScalar(1.5f, 25.0f); |
32 SkScalar size = Random.nextRangeScalar(20*blurSigma, 50*blurSigma); | 32 SkScalar size = Random.nextRangeScalar(20*blurSigma, 50*blurSigma); |
33 | 33 |
34 SkScalar x = Random.nextRangeScalar(0.0f, W - size); | 34 SkScalar x = Random.nextRangeScalar(0.0f, W - size); |
35 SkScalar y = Random.nextRangeScalar(0.0f, H - size); | 35 SkScalar y = Random.nextRangeScalar(0.0f, H - size); |
36 | 36 |
37 SkRect inner = { x, y, x + size, y + size }; | 37 SkRect inner = { x, y, x + size, y + size }; |
38 | 38 |
39 SkRect outer(inner); | 39 SkRect outer(inner); |
40 // outer is always outset either 2x or 4x the blur radius (we go wit
h 2x) | 40 // outer is always outset either 2x or 4x the blur radius (we go wit
h 2x) |
(...skipping 55 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
96 info.fOffset.set(0, 0); | 96 info.fOffset.set(0, 0); |
97 | 97 |
98 paint = looper->addLayer(info); | 98 paint = looper->addLayer(info); |
99 return looper; | 99 return looper; |
100 } | 100 } |
101 | 101 |
102 typedef SkBenchmark INHERITED; | 102 typedef SkBenchmark INHERITED; |
103 }; | 103 }; |
104 | 104 |
105 DEF_BENCH( return SkNEW_ARGS(RectoriBench, ()); ) | 105 DEF_BENCH( return SkNEW_ARGS(RectoriBench, ()); ) |
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