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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2014 Google Inc. | 3 * Copyright 2014 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #ifndef GrResourceKey_DEFINED | 9 #ifndef GrResourceKey_DEFINED |
10 #define GrResourceKey_DEFINED | 10 #define GrResourceKey_DEFINED |
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38 | 38 |
39 /** Reset to an invalid key. */ | 39 /** Reset to an invalid key. */ |
40 void reset() { | 40 void reset() { |
41 GR_STATIC_ASSERT((uint16_t)kInvalidDomain == kInvalidDomain); | 41 GR_STATIC_ASSERT((uint16_t)kInvalidDomain == kInvalidDomain); |
42 fKey.reset(kMetaDataCnt); | 42 fKey.reset(kMetaDataCnt); |
43 fKey[kHash_MetaDataIdx] = 0; | 43 fKey[kHash_MetaDataIdx] = 0; |
44 fKey[kDomainAndSize_MetaDataIdx] = kInvalidDomain; | 44 fKey[kDomainAndSize_MetaDataIdx] = kInvalidDomain; |
45 } | 45 } |
46 | 46 |
47 bool operator==(const GrResourceKey& that) const { | 47 bool operator==(const GrResourceKey& that) const { |
48 SkASSERT(this->isValid() && that.isValid()); | |
49 return 0 == memcmp(fKey.get(), that.fKey.get(), this->size()); | 48 return 0 == memcmp(fKey.get(), that.fKey.get(), this->size()); |
50 } | 49 } |
51 | 50 |
52 GrResourceKey& operator=(const GrResourceKey& that) { | 51 GrResourceKey& operator=(const GrResourceKey& that) { |
53 SkASSERT(that.isValid()); | 52 SkASSERT(that.isValid()); |
54 if (this != &that) { | 53 if (this != &that) { |
55 size_t bytes = that.size(); | 54 size_t bytes = that.size(); |
56 SkASSERT(SkIsAlign4(bytes)); | 55 SkASSERT(SkIsAlign4(bytes)); |
57 fKey.reset(SkToInt(bytes / sizeof(uint32_t))); | 56 fKey.reset(SkToInt(bytes / sizeof(uint32_t))); |
58 memcpy(fKey.get(), that.fKey.get(), bytes); | 57 memcpy(fKey.get(), that.fKey.get(), bytes); |
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278 fKey = that.fKey; | 277 fKey = that.fKey; |
279 return *this; | 278 return *this; |
280 } | 279 } |
281 | 280 |
282 const GrUniqueKey& key() const { return fKey; } | 281 const GrUniqueKey& key() const { return fKey; } |
283 | 282 |
284 private: | 283 private: |
285 GrUniqueKey fKey; | 284 GrUniqueKey fKey; |
286 }; | 285 }; |
287 #endif | 286 #endif |
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