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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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#include "PxsDefaultMemoryManager.h"

namespace physx
{

	PxsDefaultMemoryManager::~PxsDefaultMemoryManager()
	{
		for (PxU32 i = 0; i < mAllocators.size(); ++i)
		{
			mAllocators[i]->~VirtualAllocatorCallback();
			PX_FREE(mAllocators[i]);
		}
	}

	Ps::VirtualAllocatorCallback* PxsDefaultMemoryManager::createHostMemoryAllocator(const PxU32 gpuComputeVersion)
	{
		PX_UNUSED(gpuComputeVersion);
		Ps::VirtualAllocatorCallback* allocator = PX_PLACEMENT_NEW(PX_ALLOC(sizeof(PxsDefaultMemoryAllocator), "PxsDefaultMemoryAllocator"), PxsDefaultMemoryAllocator());
		mAllocators.pushBack(allocator);
		return allocator;
	}

	//this is an empty stub
	Ps::VirtualAllocatorCallback* PxsDefaultMemoryManager::createDeviceMemoryAllocator(const PxU32 gpuComputeVersion)
	{
		PX_UNUSED(gpuComputeVersion);
		return NULL;
	}

	void PxsDefaultMemoryManager::destroyMemoryAllocator()
	{
		for (PxU32 i = 0; i < mAllocators.size(); ++i)
		{
			mAllocators[i]->~VirtualAllocatorCallback();
			PX_FREE(mAllocators[i]);
		}
	}


	PxsMemoryManager* createMemoryManager()
	{
		return PX_PLACEMENT_NEW(PX_ALLOC(sizeof(PxsDefaultMemoryManager), PX_DEBUG_EXP("PxsDefaultMemoryManager")), PxsDefaultMemoryManager());
	}

}