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Diffstat (limited to 'src/mame/drivers/sstrangr.c')
-rw-r--r--src/mame/drivers/sstrangr.c288
1 files changed, 288 insertions, 0 deletions
diff --git a/src/mame/drivers/sstrangr.c b/src/mame/drivers/sstrangr.c
new file mode 100644
index 00000000000..d5988e7532a
--- /dev/null
+++ b/src/mame/drivers/sstrangr.c
@@ -0,0 +1,288 @@
+/*******************************************************/
+/* */
+/* Yachiyo "Space Stranger/Space Stranger 2" */
+/* */
+/*******************************************************/
+
+
+#include "driver.h"
+
+
+#define NUM_PENS (8)
+
+
+static UINT8 *sstrngr_ram;
+static size_t sstrngr_ram_size;
+static UINT8 sstrngr_flip_screen;
+
+
+
+/*************************************
+ *
+ * Video system
+ *
+ *************************************/
+
+static VIDEO_UPDATE( sstrangr )
+{
+ offs_t offs;
+
+ for (offs = 0; offs < sstrngr_ram_size; offs++)
+ {
+ int i;
+
+ UINT8 x = offs << 3;
+ int y = offs >> 5;
+ UINT8 data = sstrngr_ram[offs];
+
+ for (i = 0; i < 8; i++)
+ {
+ pen_t pen;
+
+ if (sstrngr_flip_screen)
+ {
+ pen = (data & 0x80) ? RGB_WHITE : RGB_BLACK;
+ data = data << 1;
+ }
+ else
+ {
+ pen = (data & 0x01) ? RGB_WHITE : RGB_BLACK;
+ data = data >> 1;
+ }
+
+ *BITMAP_ADDR32(bitmap, y, x) = pen;
+
+ x = x + 1;
+ }
+ }
+
+ return 0;
+}
+
+
+static void get_pens(pen_t *pens)
+{
+ offs_t i;
+
+ for (i = 0; i < NUM_PENS; i++)
+ {
+ pens[i] = MAKE_RGB(pal1bit(i >> 0), pal1bit(i >> 2), pal1bit(i >> 1));
+ }
+}
+
+
+static VIDEO_UPDATE( sstrngr2 )
+{
+ pen_t pens[NUM_PENS];
+ offs_t offs;
+ UINT8 *color_map_base;
+
+ get_pens(pens);
+
+ color_map_base = sstrngr_flip_screen ? memory_region(REGION_PROMS) : &memory_region(REGION_PROMS)[0x0200];
+
+ for (offs = 0; offs < sstrngr_ram_size; offs++)
+ {
+ int i;
+
+ UINT8 y = offs >> 5;
+ UINT8 x = offs << 3;
+
+ offs_t color_address = (offs >> 9 << 5) | (offs & 0x1f);
+
+ UINT8 data = sstrngr_ram[offs];
+ UINT8 fore_color = color_map_base[color_address] & 0x07;
+
+ for (i = 0; i < 8; i++)
+ {
+ UINT8 color;
+
+ if (sstrngr_flip_screen)
+ {
+ color = (data & 0x80) ? fore_color : 0;
+ data = data << 1;
+ }
+ else
+ {
+ color = (data & 0x01) ? fore_color : 0;
+ data = data >> 1;
+ }
+
+ *BITMAP_ADDR32(bitmap, y, x) = pens[color];
+
+ x = x + 1;
+ }
+ }
+
+ return 0;
+}
+
+
+static WRITE8_HANDLER( port_w )
+{
+ sstrngr_flip_screen = data & 0x20;
+}
+
+
+
+static ADDRESS_MAP_START( sstrangr_map, ADDRESS_SPACE_PROGRAM, 8 )
+ ADDRESS_MAP_FLAGS( AMEF_ABITS(15) )
+ AM_RANGE(0x0000, 0x1fff) AM_ROM
+ AM_RANGE(0x2000, 0x3fff) AM_RAM AM_BASE(&sstrngr_ram) AM_SIZE(&sstrngr_ram_size)
+ AM_RANGE(0x6000, 0x63ff) AM_ROM
+ADDRESS_MAP_END
+
+
+static ADDRESS_MAP_START( sstrangr_io_map, ADDRESS_SPACE_IO, 8 )
+ AM_RANGE(0x41, 0x41) AM_READ(input_port_0_r)
+ AM_RANGE(0x42, 0x42) AM_READ(input_port_1_r)
+ AM_RANGE(0x44, 0x44) AM_READWRITE(input_port_2_r, port_w)
+ADDRESS_MAP_END
+
+
+
+static INPUT_PORTS_START( sstrangr )
+ PORT_START_TAG("DSW0")
+ PORT_DIPNAME( 0x03, 0x01, "Extra Play" )
+ PORT_DIPSETTING( 0x00, "Never" )
+ PORT_DIPSETTING( 0x01, "3000" )
+ PORT_DIPSETTING( 0x02, "4000" )
+ PORT_DIPSETTING( 0x03, "5000" )
+ PORT_DIPNAME( 0x04, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x04, "4" )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x08, "1000" )
+ PORT_DIPSETTING( 0x00, "2000" )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* Must be ACTIVE_LOW for game to boot */
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2)
+
+ PORT_START_TAG("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_SERVICE( 0x08, IP_ACTIVE_HIGH )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY
+
+ PORT_START_TAG("EXT") /* External switches */
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_VBLANK )
+ PORT_BIT( 0xfe, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+static MACHINE_DRIVER_START( sstrangr )
+
+ /* basic machine hardware */
+ MDRV_CPU_ADD_TAG("main",8080,1996800) /* clock is a guess, taken from mw8080bw */
+ MDRV_CPU_PROGRAM_MAP(sstrangr_map,0)
+ MDRV_CPU_IO_MAP(sstrangr_io_map,0)
+ MDRV_CPU_VBLANK_INT(irq0_line_hold,2)
+
+ /* video hardware */
+ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
+ MDRV_VIDEO_UPDATE(sstrangr)
+
+ MDRV_SCREEN_ADD("main", 0)
+ MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
+ MDRV_SCREEN_SIZE(32*8, 262) /* vert size is a guess, taken from mw8080bw */
+ MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 4*8, 32*8-1)
+ MDRV_SCREEN_REFRESH_RATE(60)
+
+ /* sound hardware */
+
+MACHINE_DRIVER_END
+
+
+
+/*******************************************************/
+/* */
+/* Yachiyo "Space Stranger 2" */
+/* */
+/*******************************************************/
+
+/* color version of Space Stranger, board has Stranger 2 written on it */
+
+static INPUT_PORTS_START( sstrngr2 )
+ PORT_START_TAG("DSW0")
+ PORT_DIPNAME( 0x03, 0x01, "Extra Play" )
+ PORT_DIPSETTING( 0x00, "Never" )
+ PORT_DIPSETTING( 0x01, "3000" )
+ PORT_DIPSETTING( 0x02, "4000" )
+ PORT_DIPSETTING( 0x03, "5000" )
+ PORT_DIPNAME( 0x04, 0x00, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x04, "4" )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x08, "1000" )
+ PORT_DIPSETTING( 0x00, "2000" )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR(Coinage) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_2C ) )
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2)
+
+ PORT_START_TAG("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 )
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_SERVICE( 0x08, IP_ACTIVE_HIGH )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(1)
+ PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(1)
+
+ PORT_START_TAG("EXT") /* External switches */
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_VBLANK )
+ PORT_DIPNAME( 0x02, 0x00, "Player's Bullet Speed (Cheat)" )
+ PORT_DIPSETTING( 0x00, "Slow" )
+ PORT_DIPSETTING( 0x02, "Fast" )
+ PORT_BIT( 0xfc, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+static MACHINE_DRIVER_START( sstrngr2 )
+
+ /* basic machine hardware */
+ MDRV_IMPORT_FROM(sstrangr)
+
+ /* video hardware */
+ MDRV_VIDEO_UPDATE(sstrngr2)
+
+MACHINE_DRIVER_END
+
+
+
+ROM_START( sstrangr )
+ ROM_REGION( 0x10000, REGION_CPU1, 0 )
+ ROM_LOAD( "hss-01.58", 0x0000, 0x0400, CRC(feec7600) SHA1(787a6be4e24ce931e7678e777699b9f6789bc199) )
+ ROM_LOAD( "hss-02.59", 0x0400, 0x0400, CRC(7281ff0b) SHA1(56649d1362be1b9f517cb8616cbf9e4f955e9a2d) )
+ ROM_LOAD( "hss-03.60", 0x0800, 0x0400, CRC(a09ec572) SHA1(9c4ad811a6c0460403f9cdc9fe5381c460249ff5) )
+ ROM_LOAD( "hss-04.61", 0x0c00, 0x0400, CRC(ec411aca) SHA1(b72eb6f7c3d69e2829280d1ab982099f6eff0bde) )
+ ROM_LOAD( "hss-05.62", 0x1000, 0x0400, CRC(7b1b81dd) SHA1(3fa6e244e203fb75f92b19db7b4b18645b3f66a3) )
+ ROM_LOAD( "hss-06.63", 0x1400, 0x0400, CRC(de383625) SHA1(7ec0d7171e771c4b43e026f3f50a88d8ab2236bb) )
+ ROM_LOAD( "hss-07.64", 0x1800, 0x0400, CRC(2e41d0f0) SHA1(bba720b0c5a7bd47abb8bc8498a989e17dc52428) )
+ ROM_LOAD( "hss-08.65", 0x1c00, 0x0400, CRC(bd14d0b0) SHA1(9665f639afef9c1291f2efc054216ff44c595b45) )
+ROM_END
+
+ROM_START( sstrngr2 )
+ ROM_REGION( 0x10000, REGION_CPU1, 0 )
+ ROM_LOAD( "4764.09", 0x0000, 0x2000, CRC(d88f86cc) SHA1(9f284ee50caf3c64bd04a79a798de620348881bc) )
+ ROM_LOAD( "2708.10", 0x6000, 0x0400, CRC(eba304c1) SHA1(3fa6fbb29fa46c146283f69a712bfc51cbb2a43c) )
+
+ ROM_REGION( 0x0400, REGION_PROMS, 0 ) /* color maps player 1/player 2 */
+ ROM_LOAD( "2708.15", 0x0000, 0x0400, CRC(c176a89d) SHA1(955dd540dc3787091c3f34ae122a13e6b7523414) )
+ROM_END
+
+
+GAME( 1978, sstrangr, 0, sstrangr, sstrangr, 0, ROT270, "Yachiyo Electronics, Ltd.", "Space Stranger", GAME_NO_SOUND )
+GAME( 1979, sstrngr2, sstrangr, sstrngr2, sstrngr2, 0, ROT270, "Yachiyo Electronics, Ltd.", "Space Stranger 2", GAME_NO_SOUND )