cog/Frameworks/GME/vgmplay/chips/emu2149.h

103 lines
2.3 KiB
C

/* emu2149.h */
#ifndef _EMU2149_H_
#define _EMU2149_H_
#include "emutypes.h"
/*#ifdef EMU2149_DLL_EXPORTS
#define EMU2149_API __declspec(dllexport)
#elif EMU2149_DLL_IMPORTS
#define EMU2149_API __declspec(dllimport)
#else*/
#define EMU2149_API
//#endif
#define EMU2149_VOL_DEFAULT 1
#define EMU2149_VOL_YM2149 0
#define EMU2149_VOL_AY_3_8910 1
#define EMU2149_ZX_STEREO 0x80
#define PSG_MASK_CH(x) (1<<(x))
/*#ifdef __cplusplus
extern "C"
{
#endif*/
typedef struct __PSG
{
/* Volume Table */
e_uint32 *voltbl;
e_uint8 reg[0x20];
e_int32 out;
e_int32 cout[3];
e_uint32 clk, rate, base_incr, quality;
e_uint32 count[3];
e_uint32 volume[3];
e_uint32 freq[3];
e_uint32 edge[3];
e_uint32 tmask[3];
e_uint32 nmask[3];
e_uint32 mask;
e_uint32 stereo_mask[3];
e_uint32 base_count;
e_uint32 env_volume;
e_uint32 env_ptr;
e_uint32 env_face;
e_uint32 env_continue;
e_uint32 env_attack;
e_uint32 env_alternate;
e_uint32 env_hold;
e_uint32 env_pause;
e_uint32 env_reset;
e_uint32 env_freq;
e_uint32 env_count;
e_uint32 noise_seed;
e_uint32 noise_count;
e_uint32 noise_freq;
/* rate converter */
e_uint32 realstep;
e_uint32 psgtime;
e_uint32 psgstep;
e_int32 prev, next;
e_int32 sprev[2], snext[2];
/* I/O Ctrl */
e_uint32 adr;
}
PSG;
EMU2149_API void PSG_set_quality (PSG * psg, e_uint32 q);
EMU2149_API void PSG_set_clock(PSG * psg, e_uint32 c);
EMU2149_API void PSG_set_rate (PSG * psg, e_uint32 r);
EMU2149_API PSG *PSG_new (e_uint32 clk, e_uint32 rate);
EMU2149_API void PSG_reset (PSG *);
EMU2149_API void PSG_delete (PSG *);
EMU2149_API void PSG_writeReg (PSG *, e_uint32 reg, e_uint32 val);
EMU2149_API void PSG_writeIO (PSG * psg, e_uint32 adr, e_uint32 val);
EMU2149_API e_uint8 PSG_readReg (PSG * psg, e_uint32 reg);
EMU2149_API e_uint8 PSG_readIO (PSG * psg);
EMU2149_API e_int16 PSG_calc (PSG *);
EMU2149_API void PSG_calc_stereo (PSG * psg, e_int32 **out, e_int32 samples);
EMU2149_API void PSG_setFlags (PSG * psg, e_uint8 flags);
EMU2149_API void PSG_setVolumeMode (PSG * psg, int type);
EMU2149_API e_uint32 PSG_setMask (PSG *, e_uint32 mask);
EMU2149_API e_uint32 PSG_toggleMask (PSG *, e_uint32 mask);
/*#ifdef __cplusplus
}
#endif*/
#endif