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improved propcycl pedal too

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This commit is contained in:
Michaël Banaan Ananas 2013-02-02 18:41:49 +00:00
parent fba6bce6c6
commit 0ff47c0b8b
2 changed files with 49 additions and 26 deletions
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69
src/mame/drivers/namcos22.c
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@ -2675,23 +2675,6 @@ READ8_MEMBER(namcos22_state::propcycle_mcu_adc_r)
switch (offset)
{
case 0:
// also update the pedal here
//
// this is a wee bit hackish: the way it actually works is like so:
// the pedal has a simple 1-bit "light interrupted" sensor. the faster you pedal,
// the faster it pulses. this is connected to the clock input for timer A3,
// and timer A3 is configured by the MCU program to cause an interrupt each time
// it's clocked. by counting the number of interrupts in a frame, we can determine
// how fast the user is pedaling.
if( ioport("JOY")->read() & 0x10 )
{
int i;
for (i = 0; i < 16; i++)
{
generic_pulse_irq_line(m_mcu, M37710_LINE_TIMERA3TICK, 1);
}
}
return (ddx & 0xff);
case 1:
return (ddx>>8);
@ -3089,6 +3072,47 @@ static MACHINE_CONFIG_DERIVED( adillor, namcos22s )
MCFG_MACHINE_START_OVERRIDE(namcos22_state,adillor)
MACHINE_CONFIG_END
TIMER_DEVICE_CALLBACK_MEMBER(namcos22_state::propcycl_pedal_interrupt)
{
generic_pulse_irq_line(m_mcu, M37710_LINE_TIMERA3TICK, 1);
}
TIMER_DEVICE_CALLBACK_MEMBER(namcos22_state::propcycl_pedal_update)
{
// arbitrary timer for reading optical pedal
UINT8 i = ioport("PEDAL")->read();
if (i != 0)
{
// the pedal has a simple 1-bit "light interrupted" sensor. the faster you pedal,
// the faster it pulses. this is connected to the clock input for timer A3,
// and timer A3 is configured by the MCU program to cause an interrupt each time
// it's clocked. by counting the number of interrupts in a frame, we can determine
// how fast the user is pedaling.
// these values(in usec) may need tweaking:
const int base = 1000;
const int range = 10000;
attotime freq = attotime::from_usec(base + range * (1.0 / (double)i));
m_pc_pedal_interrupt->adjust(min(freq, m_pc_pedal_interrupt->time_left()), 0, freq);
}
else
{
// not moving
m_pc_pedal_interrupt->adjust(attotime::never, 0, attotime::never);
}
}
static MACHINE_CONFIG_DERIVED( propcycl, namcos22s )
/* basic machine hardware */
MCFG_TIMER_DRIVER_ADD_PERIODIC("pc_p_upd", namcos22_state, propcycl_pedal_update, attotime::from_msec(20))
MCFG_TIMER_DRIVER_ADD("pc_p_int", namcos22_state, propcycl_pedal_interrupt)
MACHINE_CONFIG_END
/*********************************************************************************/
/* Namco System 22 */
@ -5270,13 +5294,8 @@ static INPUT_PORTS_START( propcycl )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("JOY")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_START1 )
PORT_START("PEDAL")
PORT_BIT( 0x7f, 0x00, IPT_PEDAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10)
PORT_START("STICKX")
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_REVERSE
@ -5925,7 +5944,7 @@ GAME( 1995, cybrcycc, 0, namcos22s, cybrcycc, namcos22_state, cybrcyc,
GAME( 1995, dirtdash, 0, namcos22s, dirtdash, namcos22_state, dirtdash, ROT0, "Namco", "Dirt Dash (Rev. DT2)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 95/12/20 20:01:56
GAME( 1995, timecris, 0, timecris, timecris, namcos22_state, timecris, ROT0, "Namco", "Time Crisis (Rev. TS2 Ver.B)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 96/04/02 18:48:00
GAME( 1995, timecrisa,timecris, timecris, timecris, namcos22_state, timecris, ROT0, "Namco", "Time Crisis (Rev. TS2 Ver.A)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 96/01/08 18:56:09
GAME( 1996, propcycl, 0, namcos22s, propcycl, namcos22_state, propcycl, ROT0, "Namco", "Prop Cycle (Rev. PR2 Ver.A)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 96/06/18 21:22:13
GAME( 1996, propcycl, 0, propcycl, propcycl, namcos22_state, propcycl, ROT0, "Namco", "Prop Cycle (Rev. PR2 Ver.A)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 96/06/18 21:22:13
GAME( 1996, alpinesa, 0, namcos22s, alpiner, namcos22_state, alpinesa, ROT0, "Namco", "Alpine Surfer (Rev. AF2 Ver.A)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS|GAME_NOT_WORKING ) // 96/07/01 15:19:23. major gfx problems, slave dsp?
GAME( 1996, tokyowar, 0, namcos22s, tokyowar, namcos22_state, tokyowar, ROT0, "Namco", "Tokyo Wars (Rev. TW2 Ver.A)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS|GAME_NOT_WORKING ) // 96/09/03 14:08:47. near-invincible tanks, maybe related to timecris helicopter bug?
GAME( 1996, aquajet, 0, namcos22s, aquajet, namcos22_state, aquajet, ROT0, "Namco", "Aqua Jet (Rev. AJ2 Ver.B)" , GAME_IMPERFECT_SOUND|GAME_IMPERFECT_GRAPHICS ) // 96/09/20 14:28:30

6
src/mame/includes/namcos22.h
View File

@ -53,7 +53,8 @@ public:
m_vics_control(*this,"vics_control"),
m_czattr(*this,"czattr"),
m_tilemapattr(*this,"tilemapattr"),
m_czram(*this,"czram")
m_czram(*this,"czram"),
m_pc_pedal_interrupt(*this, "pc_p_int")
{ }
required_device<cpu_device> m_maincpu;
@ -76,6 +77,7 @@ public:
optional_shared_ptr<UINT32> m_czattr;
required_shared_ptr<UINT32> m_tilemapattr;
optional_shared_ptr<UINT32> m_czram;
optional_device<timer_device> m_pc_pedal_interrupt;
int m_bEnableDspIrqs;
emu_timer *m_ar_tb_interrupt[2];
@ -267,6 +269,8 @@ public:
INTERRUPT_GEN_MEMBER(namcos22_interrupt);
TIMER_DEVICE_CALLBACK_MEMBER(adillor_trackball_update);
TIMER_CALLBACK_MEMBER(adillor_trackball_interrupt);
TIMER_DEVICE_CALLBACK_MEMBER(propcycl_pedal_update);
TIMER_DEVICE_CALLBACK_MEMBER(propcycl_pedal_interrupt);
TIMER_CALLBACK_MEMBER(alpine_steplock_callback);
TIMER_DEVICE_CALLBACK_MEMBER(dsp_master_serial_irq);
TIMER_DEVICE_CALLBACK_MEMBER(dsp_slave_serial_irq);