libretro-wolfenstein3d/fmopl.h
2015-03-26 12:12:29 +01:00

53 lines
1.6 KiB
C

#ifndef __FMOPL_H_
#define __FMOPL_H_
#define HAS_YM3812 1
/* --- select emulation chips --- */
#define BUILD_YM3812 (HAS_YM3812)
/* select output bits size of output : 8 or 16 */
#define OPL_SAMPLE_BITS 16
/* compiler dependence */
#ifndef OSD_CPU_H
#define OSD_CPU_H
typedef unsigned char UINT8; /* unsigned 8bit */
typedef unsigned short UINT16; /* unsigned 16bit */
typedef unsigned int UINT32; /* unsigned 32bit */
typedef signed char INT8; /* signed 8bit */
typedef signed short INT16; /* signed 16bit */
typedef signed int INT32; /* signed 32bit */
typedef int BOOL;
#endif
typedef INT16 OPLSAMPLE;
typedef void (*OPL_TIMERHANDLER)(int channel,double interval_Sec);
typedef void (*OPL_IRQHANDLER)(int param,int irq);
typedef void (*OPL_UPDATEHANDLER)(int param,int min_interval_us);
typedef void (*OPL_PORTHANDLER_W)(int param,unsigned char data);
typedef unsigned char (*OPL_PORTHANDLER_R)(int param);
#if BUILD_YM3812
int YM3812Init(int num, int clock, int rate);
void YM3812Shutdown(void);
void YM3812ResetChip(int which);
int YM3812Write(int which, int a, int v);
unsigned char YM3812Read(int which, int a);
void YM3812Mute(int which,int channel,BOOL mute);
int YM3812TimerOver(int which, int c);
void YM3812UpdateOne(int which, INT16 *buffer, int length);
void YM3812SetTimerHandler(int which, OPL_TIMERHANDLER TimerHandler, int channelOffset);
void YM3812SetIRQHandler(int which, OPL_IRQHANDLER IRQHandler, int param);
void YM3812SetUpdateHandler(int which, OPL_UPDATEHANDLER UpdateHandler, int param);
#endif
#endif /* __FMOPL_H_ */