/***************************************************************************
Atari Poolshark Driver
***************************************************************************/
#include "emu.h"
#include "cpu/m6800/m6800.h"
#include "includes/poolshrk.h"
#include "sound/discrete.h"
DRIVER_INIT_MEMBER(poolshrk_state,poolshrk)
{
UINT8* pSprite = machine().root_device().memregion("gfx1")->base();
UINT8* pOffset = machine().root_device().memregion("proms")->base();
int i;
int j;
/* re-arrange sprite data using the PROM */
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
UINT16 v =
(pSprite[0] << 0xC) |
(pSprite[1] << 0x8) |
(pSprite[2] << 0x4) |
(pSprite[3] << 0x0);
v >>= pOffset[j];
pSprite[0] = (v >> 0xC) & 15;
pSprite[1] = (v >> 0x8) & 15;
pSprite[2] = (v >> 0x4) & 15;
pSprite[3] = (v >> 0x0) & 15;
pSprite += 4;
}
}
}
WRITE8_MEMBER(poolshrk_state::poolshrk_da_latch_w)
{
m_da_latch = data & 15;
}
WRITE8_MEMBER(poolshrk_state::poolshrk_led_w)
{
if (offset & 2)
set_led_status(machine(), 0, offset & 1);
if (offset & 4)
set_led_status(machine(), 1, offset & 1);
}
WRITE8_MEMBER(poolshrk_state::poolshrk_watchdog_w)
{
if ((offset & 3) == 3)
{
watchdog_reset_w(space, 0, 0);
}
}
READ8_MEMBER(poolshrk_state::poolshrk_input_r)
{
static const char *const portnames[] = { "IN0", "IN1", "IN2", "IN3" };
UINT8 val = ioport(portnames[offset & 3])->read();
int x = ioport((offset & 1) ? "AN1" : "AN0")->read();
int y = ioport((offset & 1) ? "AN3" : "AN2")->read();
if (x >= m_da_latch) val |= 8;
if (y >= m_da_latch) val |= 4;
if ((offset & 3) == 3)
{
watchdog_reset_r(space, 0);
}
return val;
}
READ8_MEMBER(poolshrk_state::poolshrk_irq_reset_r)
{
machine().device("maincpu")->execute().set_input_line(0, CLEAR_LINE);
return 0;
}
static ADDRESS_MAP_START( poolshrk_cpu_map, AS_PROGRAM, 8, poolshrk_state )
ADDRESS_MAP_GLOBAL_MASK(0x7fff)
AM_RANGE(0x0000, 0x00ff) AM_MIRROR(0x2300) AM_RAM
AM_RANGE(0x0400, 0x07ff) AM_MIRROR(0x2000) AM_WRITEONLY AM_SHARE("playfield_ram")
AM_RANGE(0x0800, 0x080f) AM_MIRROR(0x23f0) AM_WRITEONLY AM_SHARE("hpos_ram")
AM_RANGE(0x0c00, 0x0c0f) AM_MIRROR(0x23f0) AM_WRITEONLY AM_SHARE("vpos_ram")
AM_RANGE(0x1000, 0x13ff) AM_MIRROR(0x2000) AM_READWRITE(poolshrk_input_r, poolshrk_watchdog_w)
AM_RANGE(0x1400, 0x17ff) AM_MIRROR(0x2000) AM_WRITE(poolshrk_scratch_sound_w)
AM_RANGE(0x1800, 0x1bff) AM_MIRROR(0x2000) AM_WRITE(poolshrk_score_sound_w)
AM_RANGE(0x1c00, 0x1fff) AM_MIRROR(0x2000) AM_WRITE(poolshrk_click_sound_w)
AM_RANGE(0x4000, 0x4000) AM_NOP /* diagnostic ROM location */
AM_RANGE(0x6000, 0x63ff) AM_WRITE(poolshrk_da_latch_w)
AM_RANGE(0x6400, 0x67ff) AM_WRITE(poolshrk_bump_sound_w)
AM_RANGE(0x6800, 0x6bff) AM_READ(poolshrk_irq_reset_r)
AM_RANGE(0x6c00, 0x6fff) AM_WRITE(poolshrk_led_w)
AM_RANGE(0x7000, 0x7fff) AM_ROM
ADDRESS_MAP_END
static INPUT_PORTS_START( poolshrk )
PORT_START("IN0")
PORT_BIT( 0x0C, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("IN1")
PORT_BIT( 0x0C, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_DIPNAME( 0x80, 0x00, "Extended Play" )
PORT_DIPSETTING( 0x80, DEF_STR( Off ))
PORT_DIPSETTING( 0x00, DEF_STR( On ))
PORT_START("IN2")
PORT_DIPNAME( 0x03, 0x02, "Racks Per Game" )
PORT_DIPSETTING( 0x03, "2" )
PORT_DIPSETTING( 0x02, "3" )
PORT_DIPSETTING( 0x01, "4" )
PORT_DIPSETTING( 0x00, "5" )
PORT_BIT( 0x0C, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_START("IN3")
PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coinage ))
PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ))
PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ))
PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ))
PORT_DIPSETTING( 0x01, DEF_STR( 1C_4C ))
PORT_BIT( 0x0C, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_SERVICE( 0x10, IP_ACTIVE_LOW )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_START("AN0")
PORT_BIT( 15, 8, IPT_AD_STICK_X ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_PLAYER(1)
PORT_START("AN1")
PORT_BIT( 15, 8, IPT_AD_STICK_X ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_PLAYER(2)
PORT_START("AN2")
PORT_BIT( 15, 8, IPT_AD_STICK_Y ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_REVERSE PORT_PLAYER(1)
PORT_START("AN3")
PORT_BIT( 15, 8, IPT_AD_STICK_Y ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_REVERSE PORT_PLAYER(2)
INPUT_PORTS_END
static const gfx_layout poolshrk_sprite_layout =
{
16, 16, /* width, height */
16, /* total */
1, /* planes */
{ 0 }, /* plane offsets */
{
0x04, 0x05, 0x06, 0x07, 0x0C, 0x0D, 0x0E, 0x0F,
0x14, 0x15, 0x16, 0x17, 0x1C, 0x1D, 0x1E, 0x1F
},
{
0x000, 0x020, 0x040, 0x060, 0x080, 0x0A0, 0x0C0, 0x0E0,
0x100, 0x120, 0x140, 0x160, 0x180, 0x1A0, 0x1C0, 0x1E0
},
0x200 /* increment */
};
static const gfx_layout poolshrk_tile_layout =
{
8, 8, /* width, height */
64, /* total */
1, /* planes */
{ 0 }, /* plane offsets */
{
7, 6, 5, 4, 3, 2, 1, 0
},
{
0x000, 0x200, 0x400, 0x600, 0x800, 0xA00, 0xC00, 0xE00
},
0x8 /* increment */
};
static GFXDECODE_START( poolshrk )
GFXDECODE_ENTRY( "gfx1", 0, poolshrk_sprite_layout, 0, 2 )
GFXDECODE_ENTRY( "gfx2", 0, poolshrk_tile_layout, 0, 1 )
GFXDECODE_END
void poolshrk_state::palette_init()
{
palette_set_color(machine(),0,MAKE_RGB(0x7F, 0x7F, 0x7F));
palette_set_color(machine(),1,MAKE_RGB(0xFF, 0xFF, 0xFF));
palette_set_color(machine(),2,MAKE_RGB(0x7F, 0x7F, 0x7F));
palette_set_color(machine(),3,MAKE_RGB(0x00, 0x00, 0x00));
}
static MACHINE_CONFIG_START( poolshrk, poolshrk_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6800, 11055000 / 8) /* ? */
MCFG_CPU_PROGRAM_MAP(poolshrk_cpu_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", poolshrk_state, irq0_line_assert)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_SIZE(256, 256)
MCFG_SCREEN_VISIBLE_AREA(1, 255, 24, 255)
MCFG_SCREEN_UPDATE_DRIVER(poolshrk_state, screen_update_poolshrk)
MCFG_GFXDECODE(poolshrk)
MCFG_PALETTE_LENGTH(4)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("discrete", DISCRETE, 0)
MCFG_SOUND_CONFIG_DISCRETE(poolshrk)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MACHINE_CONFIG_END
ROM_START( poolshrk )
ROM_REGION( 0x10000, "maincpu", 0 )
ROM_LOAD( "7329.k1", 0x7000, 0x800, CRC(88152245) SHA1(c7c5e43ea488a197e92a1dc2231578f8ed86c98d) )
ROM_LOAD( "7330.l1", 0x7800, 0x800, CRC(fb41d3e9) SHA1(c17994179362da13acfcd36a28f45e328428c031) )
ROM_REGION( 0x400, "gfx1", 0 ) /* sprites */
ROM_LOAD( "7325.j5", 0x0000, 0x200, CRC(fae87eed) SHA1(8891d0ea60f72f826d71dc6b064a2ba81b298914) )
ROM_LOAD( "7326.h5", 0x0200, 0x200, CRC(05ec9762) SHA1(6119c4529334c98a0a42ca13a98a8661fc594d80) )
ROM_REGION( 0x200, "gfx2", 0 ) /* tiles */
ROM_LOAD( "7328.n6", 0x0000, 0x200, CRC(64bcbf3a) SHA1(a4e3ce6b4734234359e3ef784a771e40580c2a2a) )
ROM_REGION( 0x20, "proms", 0 ) /* line offsets */
ROM_LOAD( "7327.k6", 0x0000, 0x020, CRC(f74cef5b) SHA1(f470bf5b193dae4b44e89bc4c4476cf8d98e7cfd) )
ROM_END
GAME( 1977, poolshrk, 0, poolshrk, poolshrk, poolshrk_state, poolshrk, 0, "Atari", "Poolshark", 0 )