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| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 "Benchmark.h" | 8 #include "Benchmark.h" |
| 9 #include "SkGeometry.h" | 9 #include "SkGeometry.h" |
| 10 #include "SkRandom.h" | 10 #include "SkRandom.h" |
| 11 #include "SkRect.h" | 11 #include "SkRect.h" |
| 12 | 12 |
| 13 class GeometryBench : public Benchmark { | 13 class GeometryBench : public Benchmark { |
| 14 public: | 14 public: |
| 15 GeometryBench(const char suffix[]) : fVolatileInt(0) { | 15 GeometryBench(const char suffix[]) : fVolatileInt(0) { |
| 16 fName.printf("geo_%s", suffix); | 16 fName.printf("geo_%s", suffix); |
| 17 } | 17 } |
| 18 | 18 |
| 19 virtual const char* onGetName() SK_OVERRIDE { | 19 const char* onGetName() SK_OVERRIDE { |
| 20 return fName.c_str(); | 20 return fName.c_str(); |
| 21 } | 21 } |
| 22 | 22 |
| 23 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { | 23 bool isSuitableFor(Backend backend) SK_OVERRIDE { |
| 24 return kNonRendering_Backend == backend; | 24 return kNonRendering_Backend == backend; |
| 25 } | 25 } |
| 26 | 26 |
| 27 protected: | 27 protected: |
| 28 volatile int fVolatileInt; | 28 volatile int fVolatileInt; |
| 29 | 29 |
| 30 /** | 30 /** |
| 31 * Subclasses can call this to try to defeat the optimizer (with some resul
t of their | 31 * Subclasses can call this to try to defeat the optimizer (with some resul
t of their |
| 32 * inner loop), since it will fool the compiler into assuming that "n" is a
ctually | 32 * inner loop), since it will fool the compiler into assuming that "n" is a
ctually |
| 33 * needed somewhere, and since this method is not const, the member fields
cannot | 33 * needed somewhere, and since this method is not const, the member fields
cannot |
| (...skipping 24 matching lines...) Expand all Loading... |
| 58 fRects[i].setXYWH(x, y, w, h); | 58 fRects[i].setXYWH(x, y, w, h); |
| 59 } | 59 } |
| 60 } | 60 } |
| 61 }; | 61 }; |
| 62 | 62 |
| 63 class GeoRectBench_intersect : public GeoRectBench { | 63 class GeoRectBench_intersect : public GeoRectBench { |
| 64 public: | 64 public: |
| 65 GeoRectBench_intersect() : GeoRectBench("rect_intersect") {} | 65 GeoRectBench_intersect() : GeoRectBench("rect_intersect") {} |
| 66 | 66 |
| 67 protected: | 67 protected: |
| 68 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { | 68 void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
| 69 for (int outer = 0; outer < loops; ++outer) { | 69 for (int outer = 0; outer < loops; ++outer) { |
| 70 int count = 0; | 70 int count = 0; |
| 71 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { | 71 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { |
| 72 SkRect r = fRects[0]; | 72 SkRect r = fRects[0]; |
| 73 count += r.intersect(fRects[i]); | 73 count += r.intersect(fRects[i]); |
| 74 } | 74 } |
| 75 this->virtualCallToFoilOptimizers(count); | 75 this->virtualCallToFoilOptimizers(count); |
| 76 } | 76 } |
| 77 } | 77 } |
| 78 }; | 78 }; |
| 79 | 79 |
| 80 class GeoRectBench_intersect_rect : public GeoRectBench { | 80 class GeoRectBench_intersect_rect : public GeoRectBench { |
| 81 public: | 81 public: |
| 82 GeoRectBench_intersect_rect() : GeoRectBench("rect_intersect_rect") {} | 82 GeoRectBench_intersect_rect() : GeoRectBench("rect_intersect_rect") {} |
| 83 | 83 |
| 84 protected: | 84 protected: |
| 85 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { | 85 void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
| 86 for (int outer = 0; outer < loops; ++outer) { | 86 for (int outer = 0; outer < loops; ++outer) { |
| 87 int count = 0; | 87 int count = 0; |
| 88 SkRect r; | 88 SkRect r; |
| 89 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { | 89 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { |
| 90 count += r.intersect(fRects[0], fRects[i]); | 90 count += r.intersect(fRects[0], fRects[i]); |
| 91 } | 91 } |
| 92 this->virtualCallToFoilOptimizers(count); | 92 this->virtualCallToFoilOptimizers(count); |
| 93 } | 93 } |
| 94 } | 94 } |
| 95 }; | 95 }; |
| 96 | 96 |
| 97 class GeoRectBench_Intersects : public GeoRectBench { | 97 class GeoRectBench_Intersects : public GeoRectBench { |
| 98 public: | 98 public: |
| 99 GeoRectBench_Intersects() : GeoRectBench("rect_Intersects") {} | 99 GeoRectBench_Intersects() : GeoRectBench("rect_Intersects") {} |
| 100 | 100 |
| 101 protected: | 101 protected: |
| 102 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { | 102 void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
| 103 for (int outer = 0; outer < loops; ++outer) { | 103 for (int outer = 0; outer < loops; ++outer) { |
| 104 int count = 0; | 104 int count = 0; |
| 105 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { | 105 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { |
| 106 count += SkRect::Intersects(fRects[0], fRects[i]); | 106 count += SkRect::Intersects(fRects[0], fRects[i]); |
| 107 } | 107 } |
| 108 this->virtualCallToFoilOptimizers(count); | 108 this->virtualCallToFoilOptimizers(count); |
| 109 } | 109 } |
| 110 } | 110 } |
| 111 }; | 111 }; |
| 112 | 112 |
| 113 class GeoRectBench_sort : public GeoRectBench { | 113 class GeoRectBench_sort : public GeoRectBench { |
| 114 public: | 114 public: |
| 115 GeoRectBench_sort() : GeoRectBench("rect_sort") {} | 115 GeoRectBench_sort() : GeoRectBench("rect_sort") {} |
| 116 | 116 |
| 117 protected: | 117 protected: |
| 118 virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { | 118 void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE { |
| 119 for (int outer = 0; outer < loops; ++outer) { | 119 for (int outer = 0; outer < loops; ++outer) { |
| 120 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { | 120 for (size_t i = 0; i < SK_ARRAY_COUNT(fRects); ++i) { |
| 121 fRects[i].sort(); | 121 fRects[i].sort(); |
| 122 } | 122 } |
| 123 } | 123 } |
| 124 } | 124 } |
| 125 }; | 125 }; |
| 126 | 126 |
| 127 DEF_BENCH( return new GeoRectBench_intersect; ) | 127 DEF_BENCH( return new GeoRectBench_intersect; ) |
| 128 DEF_BENCH( return new GeoRectBench_intersect_rect; ) | 128 DEF_BENCH( return new GeoRectBench_intersect_rect; ) |
| 129 DEF_BENCH( return new GeoRectBench_Intersects; ) | 129 DEF_BENCH( return new GeoRectBench_Intersects; ) |
| 130 | 130 |
| 131 DEF_BENCH( return new GeoRectBench_sort; ) | 131 DEF_BENCH( return new GeoRectBench_sort; ) |
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