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#ifndef PX_DEFAULT_ALLOCATOR_H
#define PX_DEFAULT_ALLOCATOR_H
/** \addtogroup extensions
  @{
*/

#include "foundation/PxAllocatorCallback.h"
#include "common/PxPhysXCommon.h"
#include "foundation/PxAssert.h"
#include <stdlib.h>

#ifndef PX_DOXYGEN
namespace physx
{
#endif

/**
\brief default implementation of the allocator interface required by the SDK
*/

#ifdef WIN32

// on win32 we only have 8-byte alignment guaranteed, but the CRT provides special aligned allocation
// fns
#include <malloc.h>
class PxDefaultAllocator : public PxAllocatorCallback
{
public:
	void* allocate(size_t size, const char*, const char*, int)
	{
		return _aligned_malloc(size, 16);	
	}

	void deallocate(void* ptr)
	{
		_aligned_free(ptr);
	}
};

#elif defined (ANDROID)

#include <malloc.h>
	class PxDefaultAllocator : public PxAllocatorCallback
	{
	public:
		void* allocate(size_t size, const char*, const char*, int)
		{
			void *ptr = memalign(16, size);
			PX_ASSERT((reinterpret_cast<size_t>(ptr) & 15)==0);
			return ptr;
		}

		void deallocate(void* ptr)
		{
			free(ptr);
		}
	};

#else

// on PS3, XBox and Win64 we get 16-byte alignment by default

class PxDefaultAllocator : public PxAllocatorCallback
{
public:
	void* allocate(size_t size, const char*, const char*, int)
	{
		void *ptr = ::malloc(size);	
		PX_ASSERT((reinterpret_cast<size_t>(ptr) & 15)==0);
		return ptr;
	}

	void deallocate(void* ptr)
	{
		::free(ptr);			
	}
};

#endif

#ifndef PX_DOXYGEN
} // namespace physx
#endif

/** @} */
#endif
