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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "SkTypes.h" |
| 9 |
8 // This tests a Gr class | 10 // This tests a Gr class |
9 #if SK_SUPPORT_GPU | 11 #if SK_SUPPORT_GPU |
10 | 12 |
11 #include "Benchmark.h" | 13 #include "Benchmark.h" |
12 #include "GrMemoryPool.h" | 14 #include "GrMemoryPool.h" |
13 #include "SkRandom.h" | 15 #include "SkRandom.h" |
14 #include "SkTDArray.h" | 16 #include "SkTDArray.h" |
15 #include "SkTemplates.h" | 17 #include "SkTemplates.h" |
16 | 18 |
17 // change this to 0 to compare GrMemoryPool to default new / delete | 19 // change this to 0 to compare GrMemoryPool to default new / delete |
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30 /** | 32 /** |
31 * This benchmark creates and deletes objects in stack order | 33 * This benchmark creates and deletes objects in stack order |
32 */ | 34 */ |
33 class GrMemoryPoolBenchStack : public Benchmark { | 35 class GrMemoryPoolBenchStack : public Benchmark { |
34 public: | 36 public: |
35 bool isSuitableFor(Backend backend) override { | 37 bool isSuitableFor(Backend backend) override { |
36 return backend == kNonRendering_Backend; | 38 return backend == kNonRendering_Backend; |
37 } | 39 } |
38 | 40 |
39 protected: | 41 protected: |
40 virtual const char* onGetName() { | 42 const char* onGetName() override { |
41 return "grmemorypool_stack"; | 43 return "grmemorypool_stack"; |
42 } | 44 } |
43 | 45 |
44 virtual void onDraw(const int loops, SkCanvas*) { | 46 void onDraw(const int loops, SkCanvas*) override { |
45 SkRandom r; | 47 SkRandom r; |
46 enum { | 48 enum { |
47 kMaxObjects = 4 * (1 << 10), | 49 kMaxObjects = 4 * (1 << 10), |
48 }; | 50 }; |
49 A* objects[kMaxObjects]; | 51 A* objects[kMaxObjects]; |
50 | 52 |
51 // We delete if a random [-1, 1] fixed pt is < the thresh. Otherwise, | 53 // We delete if a random [-1, 1] fixed pt is < the thresh. Otherwise, |
52 // we allocate. We start allocate-biased and ping-pong to delete-biased | 54 // we allocate. We start allocate-biased and ping-pong to delete-biased |
53 SkFixed delThresh = -SK_FixedHalf; | 55 SkFixed delThresh = -SK_FixedHalf; |
54 const int kSwitchThreshPeriod = loops / (2 * kMaxObjects); | 56 const int kSwitchThreshPeriod = loops / (2 * kMaxObjects); |
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92 /** | 94 /** |
93 * This benchmark creates objects and deletes them in random order | 95 * This benchmark creates objects and deletes them in random order |
94 */ | 96 */ |
95 class GrMemoryPoolBenchRandom : public Benchmark { | 97 class GrMemoryPoolBenchRandom : public Benchmark { |
96 public: | 98 public: |
97 bool isSuitableFor(Backend backend) override { | 99 bool isSuitableFor(Backend backend) override { |
98 return backend == kNonRendering_Backend; | 100 return backend == kNonRendering_Backend; |
99 } | 101 } |
100 | 102 |
101 protected: | 103 protected: |
102 virtual const char* onGetName() { | 104 const char* onGetName() override { |
103 return "grmemorypool_random"; | 105 return "grmemorypool_random"; |
104 } | 106 } |
105 | 107 |
106 virtual void onDraw(const int loops, SkCanvas*) { | 108 void onDraw(const int loops, SkCanvas*) override { |
107 SkRandom r; | 109 SkRandom r; |
108 enum { | 110 enum { |
109 kMaxObjects = 4 * (1 << 10), | 111 kMaxObjects = 4 * (1 << 10), |
110 }; | 112 }; |
111 SkAutoTDelete<B> objects[kMaxObjects]; | 113 SkAutoTDelete<B> objects[kMaxObjects]; |
112 | 114 |
113 for (int i = 0; i < loops; i++) { | 115 for (int i = 0; i < loops; i++) { |
114 uint32_t idx = r.nextRangeU(0, kMaxObjects-1); | 116 uint32_t idx = r.nextRangeU(0, kMaxObjects-1); |
115 if (NULL == objects[idx].get()) { | 117 if (NULL == objects[idx].get()) { |
116 objects[idx].reset(new B); | 118 objects[idx].reset(new B); |
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140 class GrMemoryPoolBenchQueue : public Benchmark { | 142 class GrMemoryPoolBenchQueue : public Benchmark { |
141 enum { | 143 enum { |
142 M = 4 * (1 << 10), | 144 M = 4 * (1 << 10), |
143 }; | 145 }; |
144 public: | 146 public: |
145 bool isSuitableFor(Backend backend) override { | 147 bool isSuitableFor(Backend backend) override { |
146 return backend == kNonRendering_Backend; | 148 return backend == kNonRendering_Backend; |
147 } | 149 } |
148 | 150 |
149 protected: | 151 protected: |
150 virtual const char* onGetName() { | 152 const char* onGetName() override { |
151 return "grmemorypool_queue"; | 153 return "grmemorypool_queue"; |
152 } | 154 } |
153 | 155 |
154 virtual void onDraw(const int loops, SkCanvas*) { | 156 void onDraw(const int loops, SkCanvas*) override { |
155 SkRandom r; | 157 SkRandom r; |
156 C* objects[M]; | 158 C* objects[M]; |
157 for (int i = 0; i < loops; i++) { | 159 for (int i = 0; i < loops; i++) { |
158 uint32_t count = r.nextRangeU(0, M-1); | 160 uint32_t count = r.nextRangeU(0, M-1); |
159 for (uint32_t i = 0; i < count; i++) { | 161 for (uint32_t i = 0; i < count; i++) { |
160 objects[i] = new C; | 162 objects[i] = new C; |
161 } | 163 } |
162 for (uint32_t i = 0; i < count; i++) { | 164 for (uint32_t i = 0; i < count; i++) { |
163 delete objects[i]; | 165 delete objects[i]; |
164 } | 166 } |
165 } | 167 } |
166 } | 168 } |
167 | 169 |
168 private: | 170 private: |
169 typedef Benchmark INHERITED; | 171 typedef Benchmark INHERITED; |
170 }; | 172 }; |
171 | 173 |
172 /////////////////////////////////////////////////////////////////////////////// | 174 /////////////////////////////////////////////////////////////////////////////// |
173 | 175 |
174 DEF_BENCH( return new GrMemoryPoolBenchStack(); ) | 176 DEF_BENCH( return new GrMemoryPoolBenchStack(); ) |
175 DEF_BENCH( return new GrMemoryPoolBenchRandom(); ) | 177 DEF_BENCH( return new GrMemoryPoolBenchRandom(); ) |
176 DEF_BENCH( return new GrMemoryPoolBenchQueue(); ) | 178 DEF_BENCH( return new GrMemoryPoolBenchQueue(); ) |
177 | 179 |
178 #endif | 180 #endif |
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