| OLD | NEW |
| 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 #ifndef GrProcessor_DEFINED | 8 #ifndef GrProcessor_DEFINED |
| 9 #define GrProcessor_DEFINED | 9 #define GrProcessor_DEFINED |
| 10 | 10 |
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| 45 | 45 |
| 46 private: | 46 private: |
| 47 SkTArray<uint8_t, true>* fData; // unowned ptr to the larger key. | 47 SkTArray<uint8_t, true>* fData; // unowned ptr to the larger key. |
| 48 int fCount; // number of uint32_ts added to fData by the
processor. | 48 int fCount; // number of uint32_ts added to fData by the
processor. |
| 49 }; | 49 }; |
| 50 | 50 |
| 51 /** Provides custom shader code to the Ganesh shading pipeline. GrProcessor obje
cts *must* be | 51 /** Provides custom shader code to the Ganesh shading pipeline. GrProcessor obje
cts *must* be |
| 52 immutable: after being constructed, their fields may not change. | 52 immutable: after being constructed, their fields may not change. |
| 53 | 53 |
| 54 Dynamically allocated GrProcessors are managed by a per-thread memory pool.
The ref count of an | 54 Dynamically allocated GrProcessors are managed by a per-thread memory pool.
The ref count of an |
| 55 processor must reach 0 before the thread terminates and the pool is destroye
d. To create a | 55 processor must reach 0 before the thread terminates and the pool is destroye
d. |
| 56 static processor use the helper macro GR_CREATE_STATIC_PROCESSOR declared be
low. | |
| 57 */ | 56 */ |
| 58 class GrProcessor : public GrProgramElement { | 57 class GrProcessor : public GrProgramElement { |
| 59 public: | 58 public: |
| 60 virtual ~GrProcessor(); | 59 virtual ~GrProcessor(); |
| 61 | 60 |
| 62 /** Human-meaningful string to identify this prcoessor; may be embedded | 61 /** Human-meaningful string to identify this prcoessor; may be embedded |
| 63 in generated shader code. */ | 62 in generated shader code. */ |
| 64 virtual const char* name() const = 0; | 63 virtual const char* name() const = 0; |
| 65 | 64 |
| 66 int numTextures() const { return fTextureAccesses.count(); } | 65 int numTextures() const { return fTextureAccesses.count(); } |
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| 136 enum { | 135 enum { |
| 137 kIllegalProcessorClassID = 0, | 136 kIllegalProcessorClassID = 0, |
| 138 }; | 137 }; |
| 139 static int32_t gCurrProcessorClassID; | 138 static int32_t gCurrProcessorClassID; |
| 140 | 139 |
| 141 bool fWillReadFragmentPosition; | 140 bool fWillReadFragmentPosition; |
| 142 | 141 |
| 143 typedef GrProgramElement INHERITED; | 142 typedef GrProgramElement INHERITED; |
| 144 }; | 143 }; |
| 145 | 144 |
| 146 /** | |
| 147 * This creates a processor outside of the memory pool. The processor's destruct
or will be called | |
| 148 * at global destruction time. NAME will be the name of the created instance. | |
| 149 */ | |
| 150 #define GR_CREATE_STATIC_PROCESSOR(NAME, PROC_CLASS, ARGS)
\ | |
| 151 static SkAlignedSStorage<sizeof(PROC_CLASS)> g_##NAME##_Storage;
\ | |
| 152 static PROC_CLASS* NAME SkNEW_PLACEMENT_ARGS(g_##NAME##_Storage.get(), PROC_CLAS
S, ARGS); \ | |
| 153 static SkAutoTDestroy<GrProcessor> NAME##_ad(NAME); | |
| 154 | |
| 155 #endif | 145 #endif |
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