int YM2203_sh_start(const struct MachineSound *msound)
{
int i;
if (AY8910_sh_start(msound)) return 1;
intf = msound->sound_interface;
/* Timer Handler set */
FMTimerInit();
/* stream system initialize */
for (i = 0;i < intf->num;i++)
{
int volume;
char name[20];
sprintf(name,"%s #%d FM",sound_name(msound),i);
volume = intf->mixing_level[i]>>16; /* high 16 bit */
stream[i] = stream_init(name,volume,Machine->sample_rate,i,YM2203UpdateOne/*YM2203UpdateCallback*/);
}
/* Initialize FM emurator */
if (YM2203Init(intf->num,intf->baseclock,Machine->sample_rate,TimerHandler,IRQHandler) == 0)
{
/* Ready */
return 0;
}
/* error */
/* stream close */
return 1;
}
int YM2610_sh_start(const struct MachineSound *msound)
{
int i,j;
int rate = Machine->sample_rate;
char buf[YM2610_NUMBUF][40];
const char *name[YM2610_NUMBUF];
int mixed_vol,vol[YM2610_NUMBUF];
void *pcmbufa[YM2610_NUMBUF],*pcmbufb[YM2610_NUMBUF];
int pcmsizea[YM2610_NUMBUF],pcmsizeb[YM2610_NUMBUF];
intf = msound->sound_interface;
if( intf->num > MAX_2610 ) return 1;
if (AY8910_sh_start(msound)) return 1;
/* Timer Handler set */
FMTimerInit();
/* stream system initialize */
for (i = 0;i < intf->num;i++)
{
/* stream setup */
mixed_vol = intf->volumeFM[i];
/* stream setup */
for (j = 0 ; j < YM2610_NUMBUF ; j++)
{
name[j]=buf[j];
vol[j] = mixed_vol & 0xffff;
mixed_vol>>=16;
sprintf(buf[j],"%s #%d Ch%d",sound_name(msound),i,j+1);
}
stream[i] = stream_init_multi(YM2610_NUMBUF,name,vol,rate,i,YM2610UpdateOne);
/* setup adpcm buffers */
pcmbufa[i] = (void *)(memory_region(intf->pcmroma[i]));
pcmsizea[i] = memory_region_length(intf->pcmroma[i]);
pcmbufb[i] = (void *)(memory_region(intf->pcmromb[i]));
pcmsizeb[i] = memory_region_length(intf->pcmromb[i]);
}
/**** initialize YM2610 ****/
if (YM2610Init(intf->num,intf->baseclock,rate,
pcmbufa,pcmsizea,pcmbufb,pcmsizeb,
TimerHandler,IRQHandler) == 0)
return 0;
/* error */
return 1;
}
int init_sound_emulators(void)
{
int i,j;
if(change_sample_rate)
saStopSoundEmulators();
if (emulators_active)
return 0;
change_sample_rate = 0;
if( SndMachine ){
if( !SndMachine->first ){
saInitVolPan(); /* moved. (hiro-shi) */
SndMachine->first = 1; /* first flag clear */
streams_sh_start(); /* streaming system initialize & start */
for( j = 0; j < SndMachine->control_max; j++ ){
switch( SndMachine->init[j] ){
#if HAS_YM2203
case SOUND_YM2203:
i = YM2203_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM2151
case SOUND_YM2151S:
i = YM2151_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM2413
case SOUND_YM2413:
i = YM2413_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM2151_ALT
case SOUND_YM2151J:
i = YM2151_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM2610
case SOUND_YM2610:
i = YM2610_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM2610B
case SOUND_YM2610B:
i = YM2610B_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_MSM5205_BUFF
case SOUND_MSM5205_BUFF:
i = MSM5205buffer_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_ADPCM
case SOUND_M6295:
i = OKIM6295_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_AY8910
case SOUND_AY8910:
i = AY8910_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YM3812
case SOUND_YM3812:
i = YM3812_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_SMP16
case SOUND_SMP16:
i = SMP16buffer_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_M6585
case SOUND_M6585:
i = M6585buffer_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YMZ280B
case SOUND_YMZ280B:
i = YMZ280B_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_ES5505
case SOUND_ES5505:
i = ES5505_sh_start( SndMachine->intf[j] );
break;
case SOUND_ES5506:
i = ES5506_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_QSOUND
case SOUND_QSOUND:
i = qsound_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_YMF278B
case SOUND_YMF278B:
i = YMF278B_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_NAMCO
case SOUND_NAMCO:
i = namco_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_X1_010
case SOUND_X1_010:
i = seta_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_DAC
case SOUND_DAC:
i = DAC_sh_start( SndMachine->intf[j] );
break;
#endif
#if HAS_DXSMP
case SOUND_DXSMP:
i = dxsmp_sh_start( SndMachine->intf[j] );
break;
#endif
default:
i = 1;
break;
}
if( i ){
audio_sample_rate = 0;
SndMachine = NULL;
printf("emulator init failed\n");
return 1;
}
}
}
}
emulators_active = 1;
return 0;
}
int amidar_sh_start(void)
{
pending_commands = 0;
return AY8910_sh_start(&interface);
}
int YM2608_sh_start(const struct MachineSound *msound)
{
int i,j;
int rate = Machine->sample_rate;
char buf[YM2608_NUMBUF][40];
const char *name[YM2608_NUMBUF];
int mixed_vol,vol[YM2608_NUMBUF];
void *pcmbufa[YM2608_NUMBUF];
int pcmsizea[YM2608_NUMBUF];
int rhythm_pos[6+1];
struct GameSamples *psSamples;
int total_size,r_offset,s_size;
intf = (const struct YM2608interface *)msound->sound_interface;
if( intf->num > MAX_2608 ) return 1;
if (AY8910_sh_start(msound)) return 1;
/* Timer Handler set */
FMTimerInit();
/* stream system initialize */
for (i = 0;i < intf->num;i++)
{
/* stream setup */
mixed_vol = intf->volumeFM[i];
/* stream setup */
for (j = 0 ; j < YM2608_NUMBUF ; j++)
{
name[j]=buf[j];
vol[j] = mixed_vol & 0xffff;
mixed_vol>>=16;
sprintf(buf[j],"%s #%d Ch%d",sound_name(msound),i,j+1);
}
stream[i] = stream_init_multi(YM2608_NUMBUF,name,vol,rate,i,YM2608UpdateOne);
/* setup adpcm buffers */
pcmbufa[i] = (void *)(memory_region(intf->pcmrom[i]));
pcmsizea[i] = memory_region_length(intf->pcmrom[i]);
}
/* rythm rom build */
rhythm_buf = 0;
#ifdef YM2608_USE_SAMPLES
psSamples = readsamples(ym2608_pDrumNames,"ym2608");
#else
psSamples = 0;
#endif
if( psSamples )
{
/* calcrate total data size */
total_size = 0;
for( i=0;i<6;i++)
{
s_size = psSamples->sample[i]->length;
total_size += s_size ? s_size : 1;
}
/* aloocate rythm data */
rhythm_buf = (short int*)malloc(total_size * sizeof(signed short));
if( rhythm_buf==0 ) return 0;
r_offset = 0;
/* merge sampling data */
for(i=0;i<6;i++)
{
/* set start point */
rhythm_pos[i] = r_offset*2;
/* copy sample data */
s_size = psSamples->sample[i]->length;
if(s_size && psSamples->sample[i]->data)
{
if( psSamples->sample[i]->resolution==16 )
{
signed short *s_ptr = (signed short *)psSamples->sample[i]->data;
for(j=0;j<s_size;j++) rhythm_buf[r_offset++] = *s_ptr++;
}else{
signed char *s_ptr = (signed char *)psSamples->sample[i]->data;
for(j=0;j<s_size;j++) rhythm_buf[r_offset++] = (*s_ptr++)*0x0101;
}
}else rhythm_buf[r_offset++] = 0;
/* set end point */
rhythm_pos[i+1] = r_offset*2;
}
freesamples( psSamples );
}else
{
/* aloocate rythm data */
rhythm_buf = (short int*)malloc(6 * sizeof(signed short));
if( rhythm_buf==0 ) return 0;
for(i=0;i<6;i++)
{
/* set start point */
rhythm_pos[i] = i*2;
rhythm_buf[i] = 0;
/* set end point */
rhythm_pos[i+1] = (i+1)*2;
}
}
/**** initialize YM2608 ****/
if (YM2608Init(intf->num,intf->baseclock,rate,
pcmbufa,pcmsizea,rhythm_buf,rhythm_pos,
TimerHandler,IRQHandler) == 0)
return 0;
/* error */
return 1;
}
int scramble_sh_start(void)
{
pending_commands = 0;
return AY8910_sh_start(&interface);
}
