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DOSBox-X
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DOSBox-X
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00001 // license:GPL-2.0+ 00002 // copyright-holders:Jarek Burczynski,Tatsuyuki Satoh 00003 #ifndef MAME_SOUND_FMOPL_H 00004 #define MAME_SOUND_FMOPL_H 00005 00006 #pragma once 00007 00008 #if defined(_MSC_VER) && (_MSC_VER <= 1500) 00009 #include <SDL.h> 00010 #else 00011 #include <stdint.h> 00012 #endif 00013 00014 00015 /* --- select emulation chips --- */ 00016 #define BUILD_YM3812 1 00017 #define BUILD_YM3526 (0) 00018 #define BUILD_Y8950 (0) 00019 00020 /* select output bits size of output : 8 or 16 */ 00021 #define OPL_SAMPLE_BITS 16 00022 00023 typedef stream_sample_t OPLSAMPLE; 00024 /* 00025 #if (OPL_SAMPLE_BITS==16) 00026 typedef int16_t OPLSAMPLE; 00027 #endif 00028 #if (OPL_SAMPLE_BITS==8) 00029 typedef int8_t OPLSAMPLE; 00030 #endif 00031 */ 00032 00033 typedef void (*OPL_TIMERHANDLER)(device_t *device,int timer,const attotime &period); 00034 typedef void (*OPL_IRQHANDLER)(device_t *device,int irq); 00035 typedef void (*OPL_UPDATEHANDLER)(device_t *device,int min_interval_us); 00036 typedef void (*OPL_PORTHANDLER_W)(device_t *device,unsigned char data); 00037 typedef unsigned char (*OPL_PORTHANDLER_R)(device_t *device); 00038 00039 00040 #if BUILD_YM3812 00041 00042 void *ym3812_init(device_t *device, uint32_t clock, uint32_t rate); 00043 void ym3812_clock_changed(void *chip, uint32_t clock, uint32_t rate); 00044 void ym3812_shutdown(void *chip); 00045 void ym3812_reset_chip(void *chip); 00046 int ym3812_write(void *chip, int a, int v); 00047 unsigned char ym3812_read(void *chip, int a); 00048 int ym3812_timer_over(void *chip, int c); 00049 void ym3812_update_one(void *chip, OPLSAMPLE *buffer, int length); 00050 00051 void ym3812_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, device_t *device); 00052 void ym3812_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, device_t *device); 00053 void ym3812_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, device_t *device); 00054 void FMOPL_SaveState( void *chip, std::ostream& stream ); 00055 void FMOPL_LoadState( void *chip, std::istream& stream ); 00056 00057 #endif /* BUILD_YM3812 */ 00058 00059 00060 #if BUILD_YM3526 00061 00062 /* 00063 ** Initialize YM3526 emulator(s). 00064 ** 00065 ** 'num' is the number of virtual YM3526's to allocate 00066 ** 'clock' is the chip clock in Hz 00067 ** 'rate' is sampling rate 00068 */ 00069 void *ym3526_init(device_t *device, uint32_t clock, uint32_t rate); 00070 void ym3526_clock_changed(void *chip, uint32_t clock, uint32_t rate); 00071 /* shutdown the YM3526 emulators*/ 00072 void ym3526_shutdown(void *chip); 00073 void ym3526_reset_chip(void *chip); 00074 int ym3526_write(void *chip, int a, int v); 00075 unsigned char ym3526_read(void *chip, int a); 00076 int ym3526_timer_over(void *chip, int c); 00077 /* 00078 ** Generate samples for one of the YM3526's 00079 ** 00080 ** 'which' is the virtual YM3526 number 00081 ** '*buffer' is the output buffer pointer 00082 ** 'length' is the number of samples that should be generated 00083 */ 00084 void ym3526_update_one(void *chip, OPLSAMPLE *buffer, int length); 00085 00086 void ym3526_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, device_t *device); 00087 void ym3526_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, device_t *device); 00088 void ym3526_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, device_t *device); 00089 00090 #endif /* BUILD_YM3526 */ 00091 00092 00093 #if BUILD_Y8950 00094 00095 /* Y8950 port handlers */ 00096 void y8950_set_port_handler(void *chip, OPL_PORTHANDLER_W PortHandler_w, OPL_PORTHANDLER_R PortHandler_r, device_t *device); 00097 void y8950_set_keyboard_handler(void *chip, OPL_PORTHANDLER_W KeyboardHandler_w, OPL_PORTHANDLER_R KeyboardHandler_r, device_t *device); 00098 void y8950_set_delta_t_memory(void *chip, void * deltat_mem_ptr, int deltat_mem_size ); 00099 00100 void * y8950_init(device_t *device, uint32_t clock, uint32_t rate); 00101 void y8950_shutdown(void *chip); 00102 void y8950_reset_chip(void *chip); 00103 int y8950_write(void *chip, int a, int v); 00104 unsigned char y8950_read (void *chip, int a); 00105 int y8950_timer_over(void *chip, int c); 00106 void y8950_update_one(void *chip, OPLSAMPLE *buffer, int length); 00107 00108 void y8950_set_timer_handler(void *chip, OPL_TIMERHANDLER TimerHandler, device_t *device); 00109 void y8950_set_irq_handler(void *chip, OPL_IRQHANDLER IRQHandler, device_t *device); 00110 void y8950_set_update_handler(void *chip, OPL_UPDATEHANDLER UpdateHandler, device_t *device); 00111 00112 #endif /* BUILD_Y8950 */ 00113 00114 00115 #endif // MAME_SOUND_FMOPL_H
1.8.0
