/*************************************************************************** Atari Poolshark Driver ***************************************************************************/ #include "driver.h" #include "poolshrk.h" #include "sound/discrete.h" static int poolshrk_da_latch; static DRIVER_INIT( poolshrk ) { UINT8* pSprite = memory_region(REGION_GFX1); UINT8* pOffset = memory_region(REGION_PROMS); 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; } } } static WRITE8_HANDLER( poolshrk_da_latch_w ) { poolshrk_da_latch = data & 15; } static WRITE8_HANDLER( poolshrk_led_w ) { if (offset & 2) set_led_status(0, offset & 1); if (offset & 4) set_led_status(1, offset & 1); } static WRITE8_HANDLER( poolshrk_watchdog_w ) { if ((offset & 3) == 3) { watchdog_reset_w(0, 0); } } static READ8_HANDLER( poolshrk_input_r ) { UINT8 val = readinputport(offset & 3); int x = readinputport(4 + (offset & 1)); int y = readinputport(6 + (offset & 1)); if (x >= poolshrk_da_latch) val |= 8; if (y >= poolshrk_da_latch) val |= 4; if ((offset & 3) == 3) { watchdog_reset_r(0); } return val; } static READ8_HANDLER( poolshrk_irq_reset_r ) { cpunum_set_input_line(0, 0, CLEAR_LINE); return 0; } static ADDRESS_MAP_START( poolshrk_cpu_map, ADDRESS_SPACE_PROGRAM, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(15) ) AM_RANGE(0x0000, 0x00ff) AM_MIRROR(0x2300) AM_RAM AM_RANGE(0x0400, 0x07ff) AM_MIRROR(0x2000) AM_WRITE(MWA8_RAM) AM_BASE(&poolshrk_playfield_ram) AM_RANGE(0x0800, 0x080f) AM_MIRROR(0x23f0) AM_WRITE(MWA8_RAM) AM_BASE(&poolshrk_hpos_ram) AM_RANGE(0x0c00, 0x0c0f) AM_MIRROR(0x23f0) AM_WRITE(MWA8_RAM) AM_BASE(&poolshrk_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 PORT_BIT( 0x0C, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START 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 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 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 PORT_BIT( 15, 8, IPT_AD_STICK_X ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_PLAYER(1) PORT_START PORT_BIT( 15, 8, IPT_AD_STICK_X ) PORT_MINMAX(0,15) PORT_SENSITIVITY(25) PORT_KEYDELTA(1) PORT_PLAYER(2) PORT_START 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 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( REGION_GFX1, 0, poolshrk_sprite_layout, 0, 2 ) GFXDECODE_ENTRY( REGION_GFX2, 0, poolshrk_tile_layout, 0, 1 ) GFXDECODE_END static PALETTE_INIT( poolshrk ) { 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_DRIVER_START( poolshrk ) /* basic machine hardware */ MDRV_CPU_ADD(M6800, 11055000 / 8) /* ? */ MDRV_CPU_PROGRAM_MAP(poolshrk_cpu_map, 0) MDRV_CPU_VBLANK_INT(irq0_line_assert, 1) MDRV_SCREEN_REFRESH_RATE(60) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_SIZE(256, 256) MDRV_SCREEN_VISIBLE_AREA(1, 255, 24, 255) MDRV_GFXDECODE(poolshrk) MDRV_PALETTE_LENGTH(4) MDRV_PALETTE_INIT(poolshrk) MDRV_VIDEO_START(poolshrk) MDRV_VIDEO_UPDATE(poolshrk) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD_TAG("discrete", DISCRETE, 0) MDRV_SOUND_CONFIG_DISCRETE(poolshrk) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) MACHINE_DRIVER_END ROM_START( poolshrk ) ROM_REGION( 0x10000, REGION_CPU1, 0 ) ROM_LOAD( "7329.k1", 0x7000, 0x800, CRC(88152245) SHA1(c7c5e43ea488a197e92a1dc2231578f8ed86c98d) ) ROM_LOAD( "7330.l1", 0x7800, 0x800, CRC(fb41d3e9) SHA1(c17994179362da13acfcd36a28f45e328428c031) ) ROM_REGION( 0x400, REGION_GFX1, ROMREGION_DISPOSE ) /* sprites */ ROM_LOAD( "7325.j5", 0x0000, 0x200, CRC(fae87eed) SHA1(8891d0ea60f72f826d71dc6b064a2ba81b298914) ) ROM_LOAD( "7326.h5", 0x0200, 0x200, CRC(05ec9762) SHA1(6119c4529334c98a0a42ca13a98a8661fc594d80) ) ROM_REGION( 0x200, REGION_GFX2, ROMREGION_DISPOSE ) /* tiles */ ROM_LOAD( "7328.n6", 0x0000, 0x200, CRC(64bcbf3a) SHA1(a4e3ce6b4734234359e3ef784a771e40580c2a2a) ) ROM_REGION( 0x20, REGION_PROMS, 0 ) /* line offsets */ ROM_LOAD( "7327.k6", 0x0000, 0x020, CRC(f74cef5b) SHA1(f470bf5b193dae4b44e89bc4c4476cf8d98e7cfd) ) ROM_END GAME( 1977, poolshrk, 0, poolshrk, poolshrk, poolshrk, 0, "Atari", "Poolshark", 0 )