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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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#ifndef PSFOUNDATION_PSUSERALLOCATED_H
#define PSFOUNDATION_PSUSERALLOCATED_H

#include "PsAllocator.h"

namespace physx
{
namespace shdfnd
{
/**
Provides new and delete using a UserAllocator.
Guarantees that 'delete x;' uses the UserAllocator too.
*/
class UserAllocated
{
  public:
	// PX_SERIALIZATION
	PX_INLINE void* operator new(size_t, void* address)
	{
		return address;
	}
	//~PX_SERIALIZATION
	// Matching operator delete to the above operator new.  Don't ask me
	// how this makes any sense - Nuernberger.
	PX_INLINE void operator delete(void*, void*)
	{
	}

	template <typename Alloc>
	PX_INLINE void* operator new(size_t size, Alloc alloc, const char* fileName, int line)
	{
		return alloc.allocate(size, fileName, line);
	}
	template <typename Alloc>
	PX_INLINE void* operator new(size_t size, size_t /*align*/, Alloc alloc, const char* fileName, int line)
	{
		// align is not respected, we have 16bit aligned allocator
		return alloc.allocate(size, fileName, line);
	}	
	template <typename Alloc>
	PX_INLINE void* operator new [](size_t size, Alloc alloc, const char* fileName, int line)
	{ return alloc.allocate(size, fileName, line); }
	template <typename Alloc>
	PX_INLINE void* operator new [](size_t size, size_t /*align*/, Alloc alloc, const char* fileName, int line)
	{ 
		// align is not respected, we have 16bit aligned allocator
		return alloc.allocate(size, fileName, line); 
	}

	// placement delete
	template <typename Alloc>
	PX_INLINE void operator delete(void* ptr, Alloc alloc, const char* fileName, int line)
	{
		PX_UNUSED(fileName);
		PX_UNUSED(line);
		alloc.deallocate(ptr);
	}
	template <typename Alloc>
	PX_INLINE void operator delete [](void* ptr, Alloc alloc, const char* fileName, int line)
	{
		PX_UNUSED(fileName);
		PX_UNUSED(line);
		alloc.deallocate(ptr);
	} PX_INLINE void
	operator delete(void* ptr)
	{
		NonTrackingAllocator().deallocate(ptr);
	}
	PX_INLINE void operator delete [](void* ptr)
	{ NonTrackingAllocator().deallocate(ptr); }
};
} // namespace shdfnd
} // namespace physx

#endif // #ifndef PSFOUNDATION_PSUSERALLOCATED_H
