// license:BSD-3-Clause
// copyright-holders:Zsolt Vasvari
/*
* Invinco sound routines
*/
#include "emu.h"
#include "includes/vicdual.h"
/* output port 0x02 definitions - sound effect drive outputs */
#define OUT_PORT_2_SAUCER 0x04
#define OUT_PORT_2_MOVE1 0x08
#define OUT_PORT_2_MOVE2 0x10
#define OUT_PORT_2_FIRE 0x20
#define OUT_PORT_2_INVHIT 0x40
#define OUT_PORT_2_SHIPHIT 0x80
#define PLAY(samp,id,loop) samp->start( id, id, loop )
#define STOP(samp,id) samp->stop( id )
/* sample file names */
static const char *const invinco_sample_names[] =
{
"*invinco",
"saucer",
"move1",
"move2",
"fire",
"invhit",
"shiphit",
"move3", /* currently not used */
"move4", /* currently not used */
nullptr
};
/* sample IDs - must match sample file name table above */
enum
{
SND_SAUCER = 0,
SND_MOVE1,
SND_MOVE2,
SND_FIRE,
SND_INVHIT,
SND_SHIPHIT,
SND_MOVE3,
SND_MOVE4
};
void vicdual_state::invinco_audio_w(uint8_t data)
{
int bitsChanged;
//int bitsGoneHigh;
int bitsGoneLow;
bitsChanged = m_port2State ^ data;
//bitsGoneHigh = bitsChanged & data;
bitsGoneLow = bitsChanged & ~data;
m_port2State = data;
if ( bitsGoneLow & OUT_PORT_2_SAUCER )
{
PLAY( m_samples, SND_SAUCER, 0 );
}
if ( bitsGoneLow & OUT_PORT_2_MOVE1 )
{
PLAY( m_samples, SND_MOVE1, 0 );
}
if ( bitsGoneLow & OUT_PORT_2_MOVE2 )
{
PLAY( m_samples, SND_MOVE2, 0 );
}
if ( bitsGoneLow & OUT_PORT_2_FIRE )
{
PLAY( m_samples, SND_FIRE, 0 );
}
if ( bitsGoneLow & OUT_PORT_2_INVHIT )
{
PLAY( m_samples, SND_INVHIT, 0 );
}
if ( bitsGoneLow & OUT_PORT_2_SHIPHIT )
{
PLAY( m_samples, SND_SHIPHIT, 0 );
}
}
void vicdual_state::invinco_audio(machine_config &config)
{
/* samples */
SAMPLES(config, m_samples);
m_samples->set_channels(8);
m_samples->set_samples_names(invinco_sample_names);
m_samples->add_route(ALL_OUTPUTS, "mono", 0.5);
}