mirror of
https://github.com/LMMS/lmms.git
synced 2026-01-25 14:58:07 -05:00
ab719618f7
git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@25 0778d3d1-df1d-0410-868b-ea421aaaa00d
80 lines
1.8 KiB
C++
80 lines
1.8 KiB
C++
/*
|
|
* buffer_allocator.h - namespace bufferAllocator providing routines for own
|
|
* optimized memory-management for audio-buffers
|
|
*
|
|
* Copyright (c) 2005 Tobias Doerffel <tobydox/at/users.sourceforge.net>
|
|
*
|
|
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
|
|
*
|
|
* 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 (see COPYING); if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*
|
|
*/
|
|
|
|
|
|
#ifndef _BUFFER_ALLOCATOR_H
|
|
#define _BUFFER_ALLOCATOR_H
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include "types.h"
|
|
|
|
|
|
|
|
|
|
namespace bufferAllocator
|
|
{
|
|
void * FASTCALL allocBytes( Uint32 _bytes );
|
|
|
|
template<class T>
|
|
inline T * FASTCALL alloc( Uint32 _n )
|
|
{
|
|
return( (T *) allocBytes( sizeof( T ) * _n ) );
|
|
}
|
|
|
|
void FASTCALL free( void * _buf );
|
|
|
|
void FASTCALL cleanUp( Uint16 _level );
|
|
|
|
|
|
// simple class for automatically freeing buffer in complex functions
|
|
template<class T = void>
|
|
class autoCleaner
|
|
{
|
|
public:
|
|
autoCleaner( T * _ptr ) :
|
|
m_ptr( _ptr )
|
|
{
|
|
}
|
|
~autoCleaner()
|
|
{
|
|
bufferAllocator::free( m_ptr );
|
|
}
|
|
inline const T * ptr( void ) const
|
|
{
|
|
return( m_ptr );
|
|
}
|
|
|
|
private:
|
|
T * m_ptr;
|
|
} ;
|
|
|
|
} ;
|
|
|
|
|
|
#endif
|