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Removed duplicate code which necessitated separate samples for War of the Worlds (color) [wotwc]. Both display types now only need the one sample set (wotw). [Tafoid]

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This commit is contained in:
Scott Stone 2012-06-01 08:01:51 +00:00
parent 86e540adf2
commit 39f58071fb
2 changed files with 3 additions and 117 deletions
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116
src/mame/audio/cinemat.c
View File

@ -1196,7 +1196,7 @@ MACHINE_CONFIG_END
/*************************************
*
* War of the Worlds (B&W)
* War of the Worlds
*
*************************************/
@ -1308,120 +1308,6 @@ MACHINE_CONFIG_END
/*************************************
*
* War of the Worlds (color)
*
*************************************/
static const char *const wotwc_sample_names[] =
{
"*wotwc",
"cfire",
"shield",
"star",
"thrust",
"drone",
"lexplode",
"sexplode",
"pfire",
0
};
static const samples_interface wotwc_samples_interface =
{
8,
wotwc_sample_names
};
static void wotwc_sound_w(running_machine &machine, UINT8 sound_val, UINT8 bits_changed)
{
cinemat_state *state = machine.driver_data<cinemat_state>();
samples_device *samples = machine.device<samples_device>("samples");
UINT32 target_pitch;
/* on the rising edge of bit 0x10, clock bit 0x80 into the shift register */
if (SOUNDVAL_RISING_EDGE(0x10))
state->m_current_shift = ((state->m_current_shift >> 1) & 0x7f) | (sound_val & 0x80);
/* execute on the rising edge of bit 0x01 */
if (SOUNDVAL_RISING_EDGE(0x01))
{
/* fireball - falling edge */
if (SHIFTREG_FALLING_EDGE(0x80))
samples->start(0, 0);
/* shield hit - falling edge */
if (SHIFTREG_FALLING_EDGE(0x40))
samples->start(1, 1);
/* star sound - 0=off, 1=on */
if (SHIFTREG_RISING_EDGE(0x20))
samples->start(2, 2, true);
if (SHIFTREG_FALLING_EDGE(0x20))
samples->stop(2);
/* thrust sound - 1=off, 0=on*/
if (SHIFTREG_FALLING_EDGE(0x10))
samples->start(3, 3, true);
if (SHIFTREG_RISING_EDGE(0x10))
samples->stop(3);
/* drone - 1=off, 0=on */
if (SHIFTREG_FALLING_EDGE(0x08))
samples->start(4, 4, true);
if (SHIFTREG_RISING_EDGE(0x08))
samples->stop(4);
/* latch the drone pitch */
target_pitch = (state->m_current_shift & 7) + ((state->m_current_shift & 2) << 2);
target_pitch = 0x10000 + (target_pitch << 12);
/* once per frame slide the pitch toward the target */
if (machine.primary_screen->frame_number() > state->m_last_frame)
{
if (state->m_current_pitch > target_pitch)
state->m_current_pitch -= 300;
if (state->m_current_pitch < target_pitch)
state->m_current_pitch += 200;
samples->set_frequency(4, state->m_current_pitch);
state->m_last_frame = machine.primary_screen->frame_number();
}
/* remember the previous value */
state->m_last_shift = state->m_current_shift;
}
/* loud explosion - falling edge */
if (SOUNDVAL_FALLING_EDGE(0x02))
samples->start(5, 5);
/* soft explosion - falling edge */
if (SOUNDVAL_FALLING_EDGE(0x04))
samples->start(6, 6);
/* player fire - falling edge */
if (SOUNDVAL_FALLING_EDGE(0x08))
samples->start(7, 7);
}
static MACHINE_RESET( wotwc )
{
generic_init(machine, wotwc_sound_w);
}
MACHINE_CONFIG_FRAGMENT( wotwc_sound )
MCFG_MACHINE_START(generic)
MCFG_MACHINE_RESET(wotwc)
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SAMPLES_ADD("samples", wotwc_samples_interface)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MACHINE_CONFIG_END
/*************************************
*
* Demon

2
src/mame/drivers/cinemat.c
View File

@ -1122,7 +1122,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( wotwc, cinemat_jmi_16k )
MCFG_FRAGMENT_ADD(wotwc_sound)
MCFG_FRAGMENT_ADD(wotw_sound)
MCFG_VIDEO_START(cinemat_color)
MACHINE_CONFIG_END