vrc7_snd.h

linux下的MPEG1

/*
** Nofrendo (c) 1998-2000 Matthew Conte ([e-mail])
**
**
** This program is free software; you can redistribute it and/or
** modify it under the terms of version 2 of the GNU Library General 
** Public License as published by the Free Software Foundation.
**
** 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 
** Library General Public License for more details.  To obtain a 
** copy of the GNU Library General Public License, write to the Free 
** Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
**
** Any permitted reproduction of these routines, in whole or in part,
** must bear this legend.
**
**
** vrc7_snd.h
**
** VRCVII (Konami MMC) sound hardware emulation header
** Thanks to Charles MacDonald ([e-mail]) for donating code.
**
** $Id: vrc7_snd.h,v 1.1 2003/01/08 07:04:36 tmmm Exp $
*/

#ifndef _VRC7_SND_H_
#define _VRC7_SND_H_

#include "fmopl.h"

/* VRC7 context */
typedef struct vrc7_s
{
   uint8 reg[0x40];        /* 64 registers */
   uint8 latch;            /* Register latch */
   uint8 user[0x10];       /* User instrument settings */
   struct
   {
      uint16 frequency;    /* Channel frequency */
      uint8 volume;        /* Channel volume */
      uint8 instrument;    /* Channel instrument */
   } channel[9];

   FM_OPL *ym3812;
} vrc7_t;


#include "nes_apu.h"

extern apuext_t vrc7_ext;

#endif /* !_VRC7_SND_H_ */

/*
** $Log: vrc7_snd.h,v $
** Revision 1.1  2003/01/08 07:04:36  tmmm
** initial import of Nosefart sources
**
** Revision 1.3  2000/07/04 04:51:02  matt
** made data types stricter
**
** Revision 1.2  2000/06/20 04:06:16  matt
** migrated external sound definition to apu module
**
** Revision 1.1  2000/06/20 00:06:47  matt
** initial revision
**
*/