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#include "sndintrf.h"
#include "streams.h"
#include "tiaintf.h"
#include "tiasound.h"
struct tia_info
{
sound_stream * channel;
void *chip;
};
static void tia_update(void *param, stream_sample_t **inputs, stream_sample_t **buffer, int length)
{
struct tia_info *info = param;
tia_process(info->chip, buffer[0], length);
}
static void *tia_start(int sndindex, int clock, const void *config)
{
struct tia_info *info;
info = auto_malloc(sizeof(*info));
memset(info, 0, sizeof(*info));
info->channel = stream_create(0, 1, clock, info, tia_update);
info->chip = tia_sound_init(clock, clock, 16);
if (!info->chip)
return NULL;
return info;
}
static void tia_stop(void *token)
{
struct tia_info *info = (struct tia_info*)token;
tia_sound_free(info->chip);
}
WRITE8_HANDLER( tia_sound_w )
{
struct tia_info *info = sndti_token(SOUND_TIA, 0);
stream_update(info->channel);
tia_write(info->chip, offset, data);
}
/**************************************************************************
* Generic get_info
**************************************************************************/
static void tia_set_info(void *token, UINT32 state, sndinfo *info)
{
switch (state)
{
/* no parameters to set */
}
}
void tia_get_info(void *token, UINT32 state, sndinfo *info)
{
switch (state)
{
/* --- the following bits of info are returned as 64-bit signed integers --- */
/* --- the following bits of info are returned as pointers to data or functions --- */
case SNDINFO_PTR_SET_INFO: info->set_info = tia_set_info; break;
case SNDINFO_PTR_START: info->start = tia_start; break;
case SNDINFO_PTR_STOP: info->stop = tia_stop; break;
case SNDINFO_PTR_RESET: /* Nothing */ break;
/* --- the following bits of info are returned as NULL-terminated strings --- */
case SNDINFO_STR_NAME: info->s = "TIA"; break;
case SNDINFO_STR_CORE_FAMILY: info->s = "Atari custom"; break;
case SNDINFO_STR_CORE_VERSION: info->s = "1.0"; break;
case SNDINFO_STR_CORE_FILE: info->s = __FILE__; break;
case SNDINFO_STR_CORE_CREDITS: info->s = "Copyright Nicola Salmoria and the MAME Team"; break;
}
}
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