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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef SAMPLE_ALLOCATOR_H
#define SAMPLE_ALLOCATOR_H
#include "foundation/PxAllocatorCallback.h"
#include "common/PxPhysXCommonConfig.h"
#include "PsMutex.h"
#include "PxTkNamespaceMangle.h"
using namespace physx;
class PxSampleAllocator : public PxAllocatorCallback
{
public:
PxSampleAllocator();
~PxSampleAllocator();
virtual void* allocate(size_t size, const char* typeName, const char* filename, int line);
void* allocate(size_t size, const char* filename, int line) { return allocate(size, NULL, filename, line); }
virtual void deallocate(void* ptr);
protected:
Ps::MutexT<Ps::RawAllocator> mMutex;
void** mMemBlockList;
PxU32 mMemBlockListSize;
PxU32 mFirstFree;
PxU32 mMemBlockUsed;
public:
PxI32 mNbAllocatedBytes;
PxI32 mHighWaterMark;
PxI32 mTotalNbAllocs;
PxI32 mNbAllocs;
};
void initSampleAllocator();
void releaseSampleAllocator();
PxSampleAllocator* getSampleAllocator();
class SampleAllocateable
{
public:
PX_FORCE_INLINE void* operator new (size_t, void* ptr) { return ptr; }
PX_FORCE_INLINE void* operator new (size_t size, const char* handle, const char * filename, int line) { return getSampleAllocator()->allocate(size, handle, filename, line); }
PX_FORCE_INLINE void* operator new[] (size_t size, const char* handle, const char * filename, int line) { return getSampleAllocator()->allocate(size, handle, filename, line); }
PX_FORCE_INLINE void operator delete (void* p) { getSampleAllocator()->deallocate(p); }
PX_FORCE_INLINE void operator delete (void* p, PxU32, const char*, int) { getSampleAllocator()->deallocate(p); }
PX_FORCE_INLINE void operator delete (void* p, const char*, const char *, int) { getSampleAllocator()->deallocate(p); }
PX_FORCE_INLINE void operator delete[] (void* p) { getSampleAllocator()->deallocate(p); }
PX_FORCE_INLINE void operator delete[] (void* p, PxU32, const char*, int) { getSampleAllocator()->deallocate(p); }
PX_FORCE_INLINE void operator delete[] (void* p, const char*, const char *, int) { getSampleAllocator()->deallocate(p); }
};
#define SAMPLE_ALLOC(x) getSampleAllocator()->allocate(x, 0, __FILE__, __LINE__)
#define SAMPLE_FREE(x) if(x) { getSampleAllocator()->deallocate(x); x = NULL; }
#define SAMPLE_NEW(x) new(#x, __FILE__, __LINE__) x
#endif
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