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audio: add option to switch off SSG-EG

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This commit is contained in:
kub 2020-04-22 21:40:05 +02:00
parent 1dbda5f894
commit 324bd6852e
9 changed files with 21 additions and 17 deletions
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10
pico/sound/ym2612.h
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@ -95,7 +95,7 @@ typedef struct
UINT8 address; /* 10 address register | need_save */
UINT8 status; /* 11 status flag | need_save */
UINT8 mode; /* mode CSM / 3SLOT */
UINT8 pad;
UINT8 flags; /* operational flags */
int TA; /* timer a */
int TAC; /* timer a maxval */
int TAT; /* timer a ticker | need_save */
@ -161,7 +161,7 @@ typedef struct
extern YM2612 ym2612;
#endif
void YM2612Init_(int baseclock, int rate);
void YM2612Init_(int baseclock, int rate, int ssg);
void YM2612ResetChip_(void);
int YM2612UpdateOne_(int *buffer, int length, int stereo, int is_buf_empty);
@ -183,9 +183,9 @@ int YM2612PicoStateLoad2(int *tat, int *tbt);
#else
/* GP2X specific */
#include "../../platform/gp2x/940ctl.h"
#define YM2612Init(baseclock,rate) do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612Init_940(baseclock, rate); \
else YM2612Init_(baseclock, rate); \
#define YM2612Init(baseclock,rate,ssg) do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612Init_940(baseclock, rate, ssg); \
else YM2612Init_(baseclock, rate, ssg); \
} while (0)
#define YM2612ResetChip() do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612ResetChip_940(); \