/******************************************************************************
	libx42.net - skinned vertex animation library (.NET API)
	Copyright (C) 2007 HermitWorks Entertainment Corporation

	This program is free software; you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the Free
	Software Foundation; either version 2 of the License, or (at your option)
	any later version.

	This program is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
	or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
	for more details.

	You should have received a copy of the GNU General Public License along
	with this program; if not, write to the
	
		Free Software Foundation, Inc.
		51 Franklin Street, Fifth Floor
		Boston, MA  02110-1301, USA.
******************************************************************************/

#pragma once

System::String^ GetGcString( const char *str );

template< typename T, size_t sizeofT = sizeof( T ), size_t alignT = __alignof( T ) >
class mem_helper
{
public:
	mem_helper( void )
		: ptr( 0 )
	{
	}

	mem_helper( size_t numTs )
		: ptr( 0 )
	{
		ptr = (T*)_aligned_malloc( sizeofT * numTs, alignT );

		if( !ptr )
			throw gcnew Exception( "Failed to allocate memory buffer." );
	}

	~mem_helper( void )
	{
		if( ptr )
			_aligned_free( ptr );
	}

	void alloc( size_t numTs )
	{
		if( ptr )
			_aligned_free( ptr );

		ptr = (T*)_aligned_malloc( sizeofT * numTs, alignT );

		if( !ptr )
			throw gcnew Exception( "Failed to allocate memory buffer." );
	}

	T* get( void )
	{
		return ptr;
	}

	void release( void )
	{
		ptr = 0;
	}

	template< typename Y >
	static void free( Y* %p )
	{
		if( p )
		{
			_aligned_free( p );
			p = 0;
		}
	}

private:
	T *ptr;	
};

typedef mem_helper< void, 1, sizeof( void* ) > buf_helper;