/*************************************************************************** Atari Flyball Driver ***************************************************************************/ #include "driver.h" extern VIDEO_START( flyball ); extern VIDEO_UPDATE( flyball ); extern UINT8 flyball_pitcher_pic; extern UINT8 flyball_pitcher_vert; extern UINT8 flyball_pitcher_horz; extern UINT8 flyball_ball_vert; extern UINT8 flyball_ball_horz; extern UINT8* flyball_playfield_ram; static UINT8 flyball_potmask; static UINT8 flyball_potsense; static UINT8 *rombase; static TIMER_CALLBACK( flyball_joystick_callback ) { int potsense = param; if (potsense & ~flyball_potmask) { cpunum_set_input_line(0, 0, PULSE_LINE); } flyball_potsense |= potsense; } static TIMER_CALLBACK( flyball_quarter_callback ) { int scanline = param; int potsense[64], i; memset(potsense, 0, sizeof potsense); potsense[readinputport(1)] |= 1; potsense[readinputport(2)] |= 2; potsense[readinputport(3)] |= 4; potsense[readinputport(4)] |= 8; for (i = 0; i < 64; i++) { if (potsense[i] != 0) { timer_set(video_screen_get_time_until_pos(0, scanline + i, 0), potsense[i], flyball_joystick_callback); } } scanline += 0x40; scanline &= 0xff; timer_set(video_screen_get_time_until_pos(0, scanline, 0), scanline, flyball_quarter_callback); flyball_potsense = 0; flyball_potmask = 0; } static MACHINE_RESET( flyball ) { int i; /* address bits 0 through 8 are inverted */ UINT8* ROM = memory_region(REGION_CPU1) + 0x2000; for (i = 0; i < 0x1000; i++) rombase[i] = ROM[i ^ 0x1ff]; timer_set(video_screen_get_time_until_pos(0, 0, 0), 0, flyball_quarter_callback); } /* two physical buttons (start game and stop runner) share the same port bit */ static READ8_HANDLER( flyball_input_r ) { return readinputport(0) & readinputport(5); } static READ8_HANDLER( flyball_scanline_r ) { return video_screen_get_vpos(0) & 0x3f; } static READ8_HANDLER( flyball_potsense_r ) { return flyball_potsense & ~flyball_potmask; } static WRITE8_HANDLER( flyball_potmask_w ) { flyball_potmask |= data & 0xf; } static WRITE8_HANDLER( flyball_pitcher_pic_w ) { flyball_pitcher_pic = data & 0xf; } static WRITE8_HANDLER( flyball_ball_vert_w ) { flyball_ball_vert = data; } static WRITE8_HANDLER( flyball_ball_horz_w ) { flyball_ball_horz = data; } static WRITE8_HANDLER( flyball_pitcher_vert_w ) { flyball_pitcher_vert = data; } static WRITE8_HANDLER( flyball_pitcher_horz_w ) { flyball_pitcher_horz = data; } static WRITE8_HANDLER( flyball_misc_w ) { int bit = ~data & 1; switch (offset) { case 0: set_led_status(0, bit); break; case 1: /* crowd very loud */ break; case 2: /* footstep off-on */ break; case 3: /* crowd off-on */ break; case 4: /* crowd soft-loud */ break; case 5: /* bat hit */ break; } } static ADDRESS_MAP_START( flyball_map, ADDRESS_SPACE_PROGRAM, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(13) ) AM_RANGE(0x0000, 0x00ff) AM_MIRROR(0x100) AM_RAM AM_RANGE(0x0800, 0x0800) AM_NOP AM_RANGE(0x0801, 0x0801) AM_WRITE(flyball_pitcher_pic_w) AM_RANGE(0x0802, 0x0802) AM_READ(flyball_scanline_r) AM_RANGE(0x0803, 0x0803) AM_READ(flyball_potsense_r) AM_RANGE(0x0804, 0x0804) AM_WRITE(flyball_ball_vert_w) AM_RANGE(0x0805, 0x0805) AM_WRITE(flyball_ball_horz_w) AM_RANGE(0x0806, 0x0806) AM_WRITE(flyball_pitcher_vert_w) AM_RANGE(0x0807, 0x0807) AM_WRITE(flyball_pitcher_horz_w) AM_RANGE(0x0900, 0x0900) AM_WRITE(flyball_potmask_w) AM_RANGE(0x0a00, 0x0a07) AM_WRITE(flyball_misc_w) AM_RANGE(0x0b00, 0x0b00) AM_READ(flyball_input_r) AM_RANGE(0x0d00, 0x0eff) AM_WRITE(MWA8_RAM) AM_BASE(&flyball_playfield_ram) AM_RANGE(0x1000, 0x1fff) AM_ROM AM_BASE(&rombase) /* program */ ADDRESS_MAP_END static INPUT_PORTS_START( flyball ) PORT_START /* IN0 */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_SERVICE( 0x08, IP_ACTIVE_LOW ) PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0x20, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPNAME( 0x40, 0x40, "Innings Per Game" ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x40, "2" ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x80, DEF_STR( On ) ) PORT_START /* IN1 */ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_Y ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(2) PORT_START /* IN2 */ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_X ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(2) PORT_START /* IN3 */ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_Y ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(1) PORT_START /* IN4 */ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_X ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(1) PORT_START /* IN5 */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0xFE, IP_ACTIVE_LOW, IPT_UNUSED ) INPUT_PORTS_END static const gfx_layout flyball_tiles_layout = { 8, 16, /* width, height */ 128, /* total */ 1, /* planes */ { 0 }, /* plane offsets */ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }, { 0x00, 0x08, 0x10, 0x18, 0x20, 0x28, 0x30, 0x38, 0x40, 0x48, 0x50, 0x58, 0x60, 0x68, 0x70, 0x78 }, 0x80 /* increment */ }; static const gfx_layout flyball_sprites_layout = { 16, 16, /* width, height */ 16, /* total */ 1, /* planes */ { 0 }, /* plane offsets */ { 0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF }, { 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, 0x80, 0x90, 0xA0, 0xB0, 0xC0, 0xD0, 0xE0, 0xF0 }, 0x100 /* increment */ }; static GFXDECODE_START( flyball ) GFXDECODE_ENTRY( REGION_GFX1, 0, flyball_tiles_layout, 0, 2 ) GFXDECODE_ENTRY( REGION_GFX2, 0, flyball_sprites_layout, 2, 2 ) GFXDECODE_END static PALETTE_INIT( flyball ) { palette_set_color(machine, 0, MAKE_RGB(0x3F, 0x3F, 0x3F)); /* tiles, ball */ palette_set_color(machine, 1, MAKE_RGB(0xFF, 0xFF, 0xFF)); palette_set_color(machine, 2, MAKE_RGB(0xFF ,0xFF, 0xFF)); /* sprites */ palette_set_color(machine, 3, MAKE_RGB(0x00, 0x00, 0x00)); } static MACHINE_DRIVER_START( flyball ) /* basic machine hardware */ MDRV_CPU_ADD(M6502, 12096000 / 16) MDRV_CPU_PROGRAM_MAP(flyball_map, 0) MDRV_CPU_VBLANK_INT(nmi_line_pulse, 1) MDRV_SCREEN_REFRESH_RATE(60) MDRV_MACHINE_RESET(flyball) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_SIZE(256, 262) MDRV_SCREEN_VISIBLE_AREA(0, 255, 0, 239) MDRV_GFXDECODE(flyball) MDRV_PALETTE_LENGTH(4) MDRV_PALETTE_INIT(flyball) MDRV_VIDEO_UPDATE(flyball) MDRV_VIDEO_START(flyball) /* sound hardware */ MACHINE_DRIVER_END ROM_START( flyball ) ROM_REGION( 0x3000, REGION_CPU1, 0 ) /* program */ ROM_LOAD( "6129.d5", 0x2000, 0x0200, CRC(17eda069) SHA1(e4ef0bf4546cf00668d759a188e0989a4f003825) ) ROM_LOAD( "6130.f5", 0x2200, 0x0200, CRC(a756955b) SHA1(220b7f1789bba4481d595b36b4bae25f98d3ad8d) ) ROM_LOAD( "6131.h5", 0x2400, 0x0200, CRC(a9c7e858) SHA1(aee4a359d6a5729dc1be5b8ce8fbe54d032d12b0) ) ROM_LOAD( "6132.j5", 0x2600, 0x0200, CRC(31fefd8a) SHA1(97e3ef278ce2175cd33c0f3147bdf7974752c836) ) ROM_LOAD( "6133.k5", 0x2800, 0x0200, CRC(6fdb09b1) SHA1(04ad412b437bb24739b3e31fa5a413e63d5897f8) ) ROM_LOAD( "6134.m5", 0x2A00, 0x0200, CRC(7b526c73) SHA1(e47c8f33b7edc143ab1713556c59b93571933daa) ) ROM_LOAD( "6135.n5", 0x2C00, 0x0200, CRC(b352cb51) SHA1(39b9062fb51d0a78a47dcd470ceae47fcdbd7891) ) ROM_LOAD( "6136.r5", 0x2E00, 0x0200, CRC(1622d890) SHA1(9ad342aefdc02e022eb79d84d1c856bed538bebe) ) ROM_REGION( 0x0C00, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */ ROM_LOAD( "6142.l2", 0x0000, 0x0200, CRC(65650cfa) SHA1(7d17455146fc9def22c7bd06f7fde32df0a0c2bc) ) ROM_LOAD( "6139.j2", 0x0200, 0x0200, CRC(a5d1358e) SHA1(33cecbe40ae299549a3395e3dffbe7b6021803ba) ) ROM_LOAD( "6141.m2", 0x0400, 0x0200, CRC(98b5f803) SHA1(c4e323ced2393fa4a9720ff0086c559fb9b3a9f8) ) ROM_LOAD( "6140.k2", 0x0600, 0x0200, CRC(66aeec61) SHA1(f577bad015fe9e3708fd95d5d2bc438997d14d2c) ) ROM_REGION( 0x0400, REGION_GFX2, ROMREGION_DISPOSE ) /* sprites */ ROM_LOAD16_BYTE( "6137.e2", 0x0000, 0x0200, CRC(68961fda) SHA1(a06c7b453cce04716f49bd65ecfe1ba67cb8681e) ) ROM_LOAD16_BYTE( "6138.f2", 0x0001, 0x0200, CRC(aab314f6) SHA1(6625c719fdc000d6af94bc9474de8f7e977cee97) ) ROM_END GAME( 1976, flyball, 0, flyball, flyball, 0, 0, "Atari", "Flyball", GAME_NO_SOUND )