blob: 4671c0dde2e3daf57ab32a2d038cc2e7c64cf089 [file] [log] [blame]
/*
* 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);
}