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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 | 8 |
9 #include "GrCacheable.h" | 9 #include "GrCacheable.h" |
10 | 10 |
11 uint64_t GrCacheable::CreateInstanceID() { | 11 uint32_t GrCacheable::getGenerationID() const { |
12 static int64_t gCacheableID; | 12 static int32_t gPathRefGenerationID; |
13 uint64_t id; | 13 while (!fGenID) { |
14 do { | 14 fGenID = static_cast<uint32_t>(sk_atomic_inc(&gPathRefGenerationID) + 1)
; |
15 id = static_cast<uint64_t>(sk_atomic_inc(&gCacheableID) + 1); | 15 } |
16 } while (!id); | 16 return fGenID; |
17 return id; | |
18 } | 17 } |
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