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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
*/

#if defined(WIN32) || defined (ANDROID)
#include <malloc.h>
#endif

class PxDefaultAllocator : public PxAllocatorCallback
{
public:
	void* allocate(size_t size, const char*, const char*, int)
	{
#if defined(WIN32)
		// on win32 we only have 8-byte alignment guaranteed, but the CRT provides special aligned allocation
		return _aligned_malloc(size, 16);	
#elif defined (ANDROID)
		void *ptr = memalign(16, size);
		PX_ASSERT((reinterpret_cast<size_t>(ptr) & 15)==0);
		return ptr;
#else
		// on PS3, XBox and Win64 we get 16-byte alignment by default
		void *ptr = ::malloc(size);	
		PX_ASSERT((reinterpret_cast<size_t>(ptr) & 15)==0);
		return ptr;
#endif
	}

	void deallocate(void* ptr)
	{
#if defined(WIN32)
		_aligned_free(ptr);
#elif defined (ANDROID)
		free(ptr);
#else
		::free(ptr);			
#endif
	}
};

#ifndef PX_DOXYGEN
} // namespace physx
#endif

/** @} */
#endif