117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
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#pragma once
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#ifndef __FMOPL_H__
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#define __FMOPL_H__
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/* --- select emulation chips --- */
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#define BUILD_YM3812 (1)
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#define BUILD_YM3526 (1)
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#define BUILD_Y8950 (1)
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/* select output bits size of output : 8 or 16 */
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#define OPL_SAMPLE_BITS 16
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/* compiler dependence */
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#ifndef __OSDCOMM_H__
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#define __OSDCOMM_H__
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typedef unsigned char UINT8; /* unsigned 8bit */
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typedef unsigned short UINT16; /* unsigned 16bit */
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typedef unsigned int UINT32; /* unsigned 32bit */
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typedef signed char INT8; /* signed 8bit */
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typedef signed short INT16; /* signed 16bit */
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typedef signed int INT32; /* signed 32bit */
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typedef INT32 stream_sample_t;
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#endif /* __OSDCOMM_H__ */
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typedef stream_sample_t OPLSAMPLE;
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/*
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#if (OPL_SAMPLE_BITS==16)
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typedef INT16 OPLSAMPLE;
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#endif
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#if (OPL_SAMPLE_BITS==8)
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typedef INT8 OPLSAMPLE;
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#endif
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*/
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//typedef void (*OPL_TIMERHANDLER)(void *param,int timer,attotime period);
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typedef void (*OPL_IRQHANDLER)(void *param,int irq);
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typedef void (*OPL_UPDATEHANDLER)(void *param,int min_interval_us);
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typedef void (*OPL_PORTHANDLER_W)(void *param,unsigned char data);
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typedef unsigned char (*OPL_PORTHANDLER_R)(void *param);
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#if BUILD_YM3812
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void *ym3812_init(UINT32 clock, UINT32 rate);
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void ym3812_shutdown(void *chip);
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void ym3812_reset_chip(void *chip);
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int ym3812_write(void *chip, int a, int v);
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unsigned char ym3812_read(void *chip, int a);
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int ym3812_timer_over(void *chip, int c);
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void ym3812_update_one(void *chip, OPLSAMPLE *buffer, int length);
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//void ym3812_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param);
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void ym3812_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param);
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void ym3812_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param);
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#endif /* BUILD_YM3812 */
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#if BUILD_YM3526
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/*
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** Initialize YM3526 emulator(s).
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**
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** 'num' is the number of virtual YM3526's to allocate
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** 'clock' is the chip clock in Hz
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** 'rate' is sampling rate
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*/
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void *ym3526_init(UINT32 clock, UINT32 rate);
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/* shutdown the YM3526 emulators*/
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void ym3526_shutdown(void *chip);
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void ym3526_reset_chip(void *chip);
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int ym3526_write(void *chip, int a, int v);
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unsigned char ym3526_read(void *chip, int a);
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int ym3526_timer_over(void *chip, int c);
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/*
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** Generate samples for one of the YM3526's
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**
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** 'which' is the virtual YM3526 number
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** '*buffer' is the output buffer pointer
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** 'length' is the number of samples that should be generated
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*/
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void ym3526_update_one(void *chip, OPLSAMPLE *buffer, int length);
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//void ym3526_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param);
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void ym3526_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param);
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void ym3526_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param);
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#endif /* BUILD_YM3526 */
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#if BUILD_Y8950
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/* Y8950 port handlers */
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void y8950_set_port_handler(void *chip, OPL_PORTHANDLER_W PortHandler_w, OPL_PORTHANDLER_R PortHandler_r, void *param);
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void y8950_set_keyboard_handler(void *chip, OPL_PORTHANDLER_W KeyboardHandler_w, OPL_PORTHANDLER_R KeyboardHandler_r, void *param);
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void y8950_set_delta_t_memory(void *chip, void * deltat_mem_ptr, int deltat_mem_size );
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void * y8950_init(UINT32 clock, UINT32 rate);
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void y8950_shutdown(void *chip);
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void y8950_reset_chip(void *chip);
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int y8950_write(void *chip, int a, int v);
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unsigned char y8950_read (void *chip, int a);
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int y8950_timer_over(void *chip, int c);
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void y8950_update_one(void *chip, OPLSAMPLE *buffer, int length);
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//void y8950_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, void *param);
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void y8950_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, void *param);
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void y8950_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, void *param);
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#endif /* BUILD_Y8950 */
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#endif /* __FMOPL_H__ */
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