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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 #ifndef GrCacheable_DEFINED | 8 #ifndef GrCacheable_DEFINED |
9 #define GrCacheable_DEFINED | 9 #define GrCacheable_DEFINED |
10 | 10 |
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55 virtual bool isValidOnGpu() const = 0; | 55 virtual bool isValidOnGpu() const = 0; |
56 | 56 |
57 void setCacheEntry(GrResourceCacheEntry* cacheEntry) { fCacheEntry = cacheEn
try; } | 57 void setCacheEntry(GrResourceCacheEntry* cacheEntry) { fCacheEntry = cacheEn
try; } |
58 GrResourceCacheEntry* getCacheEntry() { return fCacheEntry; } | 58 GrResourceCacheEntry* getCacheEntry() { return fCacheEntry; } |
59 | 59 |
60 /** | 60 /** |
61 * Gets an id that is unique for this GrCacheable object. It is static in th
at it does | 61 * Gets an id that is unique for this GrCacheable object. It is static in th
at it does |
62 * not change when the content of the GrCacheable object changes. This will
never return | 62 * not change when the content of the GrCacheable object changes. This will
never return |
63 * 0. | 63 * 0. |
64 */ | 64 */ |
65 uint32_t getGenerationID() const; | 65 uint32_t getUniqueID() const { return fUniqueID; } |
66 | 66 |
67 protected: | 67 protected: |
68 GrCacheable() | 68 GrCacheable() |
69 : fRefCnt(1) | 69 : fRefCnt(1) |
70 , fCacheEntry(NULL) | 70 , fCacheEntry(NULL) |
71 , fGenID(0) {} | 71 , fUniqueID(CreateUniqueID()) {} |
72 | 72 |
73 bool isInCache() const { return NULL != fCacheEntry; } | 73 bool isInCache() const { return NULL != fCacheEntry; } |
74 | 74 |
75 /** | 75 /** |
76 * This entry point should be called whenever gpuMemorySize() begins | 76 * This entry point should be called whenever gpuMemorySize() begins |
77 * reporting a different size. If the object is in the cache, it will call | 77 * reporting a different size. If the object is in the cache, it will call |
78 * gpuMemorySize() immediately and pass the new size on to the resource | 78 * gpuMemorySize() immediately and pass the new size on to the resource |
79 * cache. | 79 * cache. |
80 */ | 80 */ |
81 void didChangeGpuMemorySize() const; | 81 void didChangeGpuMemorySize() const; |
82 | 82 |
83 private: | 83 private: |
| 84 static uint32_t CreateUniqueID(); |
| 85 |
84 mutable int32_t fRefCnt; | 86 mutable int32_t fRefCnt; |
85 GrResourceCacheEntry* fCacheEntry; // NULL if not in cache | 87 GrResourceCacheEntry* fCacheEntry; // NULL if not in cache |
86 mutable uint32_t fGenID; | 88 const uint32_t fUniqueID; |
87 | 89 |
88 typedef SkNoncopyable INHERITED; | 90 typedef SkNoncopyable INHERITED; |
89 }; | 91 }; |
90 | 92 |
91 #endif | 93 #endif |
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