| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/base/SkSpinlock.h" |
| #include "src/gpu/ganesh/GrMemoryPool.h" |
| #include "src/gpu/ganesh/GrProcessor.h" |
| |
| #include <memory> |
| |
| // We use a global pool protected by a mutex(spinlock). Chrome may use the same GrContext on |
| // different threads. The GrContext is not used concurrently on different threads and there is a |
| // memory barrier between accesses of a context on different threads. Also, there may be multiple |
| // GrContexts and those contexts may be in use concurrently on different threads. |
| namespace { |
| #if !defined(SK_BUILD_FOR_ANDROID_FRAMEWORK) |
| static SkSpinlock gProcessorSpinlock; |
| #endif |
| class MemoryPoolAccessor { |
| public: |
| |
| // We know in the Android framework there is only one GrContext. |
| #if defined(SK_BUILD_FOR_ANDROID_FRAMEWORK) |
| MemoryPoolAccessor() {} |
| ~MemoryPoolAccessor() {} |
| #else |
| MemoryPoolAccessor() { gProcessorSpinlock.acquire(); } |
| ~MemoryPoolAccessor() { gProcessorSpinlock.release(); } |
| #endif |
| |
| GrMemoryPool* pool() const { |
| static GrMemoryPool* gPool = GrMemoryPool::Make(4096, 4096).release(); |
| return gPool; |
| } |
| }; |
| } // namespace |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void* GrProcessor::operator new(size_t size) { return MemoryPoolAccessor().pool()->allocate(size); } |
| |
| void* GrProcessor::operator new(size_t object_size, size_t footer_size) { |
| return MemoryPoolAccessor().pool()->allocate(object_size + footer_size); |
| } |
| |
| void GrProcessor::operator delete(void* target) { |
| return MemoryPoolAccessor().pool()->release(target); |
| } |