1/* 2 * Copyright 2012 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 "GrTypes.h" 9#include "SkThread.h" // for sk_atomic_inc 10 11// Well, the dummy_ "fix" caused a warning on windows, so hiding all of it 12// until we can find a universal fix. 13#if 0 14// This used to be a global scope, but we got a warning about unused variable 15// so we moved it into here. We just want it to compile, so we can test the 16// static asserts. 17static inline void dummy_function_to_avoid_unused_var_warning() { 18 GrCacheID::Key kAssertKey; 19 GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey.fData32)); 20 GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey.fData64)); 21 GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey)); 22} 23#endif 24 25GrCacheID::Domain GrCacheID::GenerateDomain() { 26 static int32_t gNextDomain = kInvalid_Domain + 1; 27 28 int32_t domain = sk_atomic_inc(&gNextDomain); 29 if (domain >= 1 << (8 * sizeof(Domain))) { 30 SkFAIL("Too many Cache Domains"); 31 } 32 33 return static_cast<Domain>(domain); 34} 35