| robertphillips | 76948d4 | 2016-05-04 12:47:41 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Google Inc. | ||||
| 3 | * | ||||
| 4 | * Use of this source code is governed by a BSD-style license that can be | ||||
| 5 | * found in the LICENSE file. | ||||
| 6 | */ | ||||
| 7 | |||||
| 8 | #include "GrSurfaceProxy.h" | ||||
| 9 | |||||
| 10 | #include "SkAtomics.h" | ||||
| 11 | |||||
| 12 | uint32_t GrSurfaceProxy::CreateUniqueID() { | ||||
| 13 | static int32_t gUniqueID = SK_InvalidUniqueID; | ||||
| 14 | uint32_t id; | ||||
| 15 | do { | ||||
| 16 | id = static_cast<uint32_t>(sk_atomic_inc(&gUniqueID) + 1); | ||||
| 17 | } while (id == SK_InvalidUniqueID); | ||||
| 18 | return id; | ||||
| 19 | } | ||||