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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 "GrProcessor.h" | 8 #include "GrProcessor.h" |
9 #include "GrContext.h" | 9 #include "GrContext.h" |
10 #include "GrCoordTransform.h" | 10 #include "GrCoordTransform.h" |
11 #include "GrGeometryProcessor.h" | 11 #include "GrGeometryProcessor.h" |
12 #include "GrInvariantOutput.h" | 12 #include "GrInvariantOutput.h" |
13 #include "GrMemoryPool.h" | 13 #include "GrMemoryPool.h" |
14 #include "GrXferProcessor.h" | 14 #include "GrXferProcessor.h" |
15 #include "SkMutex.h" | 15 #include "SkSpinlock.h" |
16 | 16 |
17 #if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS | 17 #if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS |
18 | 18 |
19 class GrFragmentProcessor; | 19 class GrFragmentProcessor; |
20 class GrGeometryProcessor; | 20 class GrGeometryProcessor; |
21 | 21 |
22 /* | 22 /* |
23 * Originally these were both in the processor unit test header, but then it see
med to cause linker | 23 * Originally these were both in the processor unit test header, but then it see
med to cause linker |
24 * problems on android. | 24 * problems on android. |
25 */ | 25 */ |
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90 gMatrices[4].setRotate(SkIntToScalar(215)); | 90 gMatrices[4].setRotate(SkIntToScalar(215)); |
91 gMatrices[4].set(SkMatrix::kMPersp0, 0.00013f); | 91 gMatrices[4].set(SkMatrix::kMPersp0, 0.00013f); |
92 gMatrices[4].set(SkMatrix::kMPersp1, -0.000039f); | 92 gMatrices[4].set(SkMatrix::kMPersp1, -0.000039f); |
93 gOnce = true; | 93 gOnce = true; |
94 } | 94 } |
95 return gMatrices[random->nextULessThan(static_cast<uint32_t>(SK_ARRAY_COUNT(
gMatrices)))]; | 95 return gMatrices[random->nextULessThan(static_cast<uint32_t>(SK_ARRAY_COUNT(
gMatrices)))]; |
96 } | 96 } |
97 } | 97 } |
98 | 98 |
99 | 99 |
100 // We use a global pool protected by a mutex. Chrome may use the same GrContext
on different | 100 // We use a global pool protected by a mutex(spinlock). Chrome may use the same
GrContext on |
101 // threads. The GrContext is not used concurrently on different threads and ther
e is a memory | 101 // different threads. The GrContext is not used concurrently on different thread
s and there is a |
102 // barrier between accesses of a context on different threads. Also, there may b
e multiple | 102 // memory barrier between accesses of a context on different threads. Also, ther
e may be multiple |
103 // GrContexts and those contexts may be in use concurrently on different threads
. | 103 // GrContexts and those contexts may be in use concurrently on different threads
. |
104 namespace { | 104 namespace { |
105 SK_DECLARE_STATIC_MUTEX(gProcessorPoolMutex); | 105 SK_DECLARE_STATIC_SPINLOCK(gProcessorSpinlock); |
106 class MemoryPoolAccessor { | 106 class MemoryPoolAccessor { |
107 public: | 107 public: |
108 MemoryPoolAccessor() { gProcessorPoolMutex.acquire(); } | 108 MemoryPoolAccessor() { gProcessorSpinlock.acquire(); } |
109 | 109 |
110 ~MemoryPoolAccessor() { gProcessorPoolMutex.release(); } | 110 ~MemoryPoolAccessor() { gProcessorSpinlock.release(); } |
111 | 111 |
112 GrMemoryPool* pool() const { | 112 GrMemoryPool* pool() const { |
113 static GrMemoryPool gPool(4096, 4096); | 113 static GrMemoryPool gPool(4096, 4096); |
114 return &gPool; | 114 return &gPool; |
115 } | 115 } |
116 }; | 116 }; |
117 } | 117 } |
118 | 118 |
119 int32_t GrProcessor::gCurrProcessorClassID = GrProcessor::kIllegalProcessorClass
ID; | 119 int32_t GrProcessor::gCurrProcessorClassID = GrProcessor::kIllegalProcessorClass
ID; |
120 | 120 |
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170 | 170 |
171 void GrFragmentProcessor::computeInvariantOutput(GrInvariantOutput* inout) const
{ | 171 void GrFragmentProcessor::computeInvariantOutput(GrInvariantOutput* inout) const
{ |
172 this->onComputeInvariantOutput(inout); | 172 this->onComputeInvariantOutput(inout); |
173 } | 173 } |
174 | 174 |
175 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 175 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
176 | 176 |
177 // Initial static variable from GrXPFactory | 177 // Initial static variable from GrXPFactory |
178 int32_t GrXPFactory::gCurrXPFClassID = | 178 int32_t GrXPFactory::gCurrXPFClassID = |
179 GrXPFactory::kIllegalXPFClassID; | 179 GrXPFactory::kIllegalXPFClassID; |
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