diff options
Diffstat (limited to 'src/mame/drivers/drtomy.cpp')
-rw-r--r-- | src/mame/drivers/drtomy.cpp | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/src/mame/drivers/drtomy.cpp b/src/mame/drivers/drtomy.cpp new file mode 100644 index 00000000000..1f86b1df772 --- /dev/null +++ b/src/mame/drivers/drtomy.cpp @@ -0,0 +1,356 @@ +// license:BSD-3-Clause +// copyright-holders:Pierpaolo Prazzoli +/* + +Dr. Tomy - (c) 1993 Playmark + +A rip-off of Dr. Mario by Playmark, using some code from Gaelco's Big Karnak on +similar hardware. + +*/ + +#include "emu.h" +#include "cpu/m68000/m68000.h" +#include "sound/okim6295.h" + +class drtomy_state : public driver_device +{ +public: + drtomy_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_videoram_fg(*this, "videorafg"), + m_videoram_bg(*this, "videorabg"), + m_spriteram(*this, "spriteram"), + m_maincpu(*this, "maincpu"), + m_oki(*this, "oki"), + m_gfxdecode(*this, "gfxdecode"), + m_palette(*this, "palette") { } + + /* memory pointers */ + required_shared_ptr<UINT16> m_videoram_fg; + required_shared_ptr<UINT16> m_videoram_bg; + required_shared_ptr<UINT16> m_spriteram; + + /* video-related */ + tilemap_t *m_tilemap_bg; + tilemap_t *m_tilemap_fg; + + /* misc */ + int m_oki_bank; + DECLARE_WRITE16_MEMBER(drtomy_vram_fg_w); + DECLARE_WRITE16_MEMBER(drtomy_vram_bg_w); + DECLARE_WRITE16_MEMBER(drtomy_okibank_w); + TILE_GET_INFO_MEMBER(get_tile_info_fg); + TILE_GET_INFO_MEMBER(get_tile_info_bg); + virtual void machine_start(); + virtual void machine_reset(); + virtual void video_start(); + UINT32 screen_update_drtomy(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); + required_device<cpu_device> m_maincpu; + required_device<okim6295_device> m_oki; + required_device<gfxdecode_device> m_gfxdecode; + required_device<palette_device> m_palette; +}; + + + +TILE_GET_INFO_MEMBER(drtomy_state::get_tile_info_fg) +{ + int code = m_videoram_fg[tile_index] & 0xfff; + int color = (m_videoram_fg[tile_index] & 0xf000) >> 12; + SET_TILE_INFO_MEMBER(2, code, color, 0); +} + + +TILE_GET_INFO_MEMBER(drtomy_state::get_tile_info_bg) +{ + int code = m_videoram_bg[tile_index] & 0xfff; + int color = (m_videoram_bg[tile_index] & 0xf000) >> 12; + SET_TILE_INFO_MEMBER(1, code, color, 0); +} + + +/* + Sprite Format (almost like gaelco.c) + ------------- + + Word | Bit(s) | Description + -----+-FEDCBA98-76543210-+-------------------------- + 0 | -------- xxxxxxxx | y position + 0 | ----x--- -------- | sprite size + 0 | -x------ -------- | flipx + 0 | x------- -------- | flipy + 1 | xxxxxxxx xxxxxxxx | not used + 2 | -------x xxxxxxxx | x position + 2 | ---xxxx- -------- | sprite color + 3 | -------- ------xx | sprite code (8x8 cuadrant) + 3 | xxxxxxxx xxxxxx-- | sprite code +*/ + +void drtomy_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ) +{ + int i, x, y, ex, ey; + gfx_element *gfx = m_gfxdecode->gfx(0); + + static const int x_offset[2] = {0x0, 0x2}; + static const int y_offset[2] = {0x0, 0x1}; + + for (i = 3; i < 0x1000 / 2; i += 4) + { + int sx = m_spriteram[i + 2] & 0x01ff; + int sy = (240 - (m_spriteram[i] & 0x00ff)) & 0x00ff; + int number = m_spriteram[i + 3]; + int color = (m_spriteram[i + 2] & 0x1e00) >> 9; + int attr = (m_spriteram[i] & 0xfe00) >> 9; + + int xflip = attr & 0x20; + int yflip = attr & 0x40; + int spr_size; + + if (attr & 0x04) + spr_size = 1; + else + { + spr_size = 2; + number &= (~3); + } + + for (y = 0; y < spr_size; y++) + { + for (x = 0; x < spr_size; x++) + { + ex = xflip ? (spr_size - 1 - x) : x; + ey = yflip ? (spr_size - 1 - y) : y; + + gfx->transpen(bitmap,cliprect,number + x_offset[ex] + y_offset[ey], + color,xflip,yflip, + sx-0x09+x*8,sy+y*8,0); + } + } + } +} + +void drtomy_state::video_start() +{ + m_tilemap_bg = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(drtomy_state::get_tile_info_bg),this), TILEMAP_SCAN_ROWS, 16, 16, 32, 32); + m_tilemap_fg = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(drtomy_state::get_tile_info_fg),this), TILEMAP_SCAN_ROWS, 16, 16, 32, 32); + + m_tilemap_fg->set_transparent_pen(0); +} + +UINT32 drtomy_state::screen_update_drtomy(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + m_tilemap_bg->draw(screen, bitmap, cliprect, 0, 0); + m_tilemap_fg->draw(screen, bitmap, cliprect, 0, 0); + draw_sprites(bitmap, cliprect); + return 0; +} + +WRITE16_MEMBER(drtomy_state::drtomy_vram_fg_w) +{ + COMBINE_DATA(&m_videoram_fg[offset]); + m_tilemap_fg->mark_tile_dirty(offset); +} + +WRITE16_MEMBER(drtomy_state::drtomy_vram_bg_w) +{ + COMBINE_DATA(&m_videoram_bg[offset]); + m_tilemap_bg->mark_tile_dirty(offset); +} + +WRITE16_MEMBER(drtomy_state::drtomy_okibank_w) +{ + if (m_oki_bank != (data & 3)) + { + m_oki_bank = data & 3; + m_oki->set_bank_base(m_oki_bank * 0x40000); + } + + /* unknown bit 2 -> (data & 4) */ +} + +static ADDRESS_MAP_START( drtomy_map, AS_PROGRAM, 16, drtomy_state ) + AM_RANGE(0x000000, 0x03ffff) AM_ROM /* ROM */ + AM_RANGE(0x100000, 0x100fff) AM_RAM_WRITE(drtomy_vram_fg_w) AM_SHARE("videorafg") /* Video RAM FG */ + AM_RANGE(0x101000, 0x101fff) AM_RAM_WRITE(drtomy_vram_bg_w) AM_SHARE("videorabg") /* Video RAM BG */ + AM_RANGE(0x200000, 0x2007ff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") + AM_RANGE(0x440000, 0x440fff) AM_RAM AM_SHARE("spriteram") /* Sprite RAM */ + AM_RANGE(0x700000, 0x700001) AM_READ_PORT("DSW1") + AM_RANGE(0x700002, 0x700003) AM_READ_PORT("DSW2") + AM_RANGE(0x700004, 0x700005) AM_READ_PORT("P1") + AM_RANGE(0x700006, 0x700007) AM_READ_PORT("P2") + AM_RANGE(0x70000c, 0x70000d) AM_WRITE(drtomy_okibank_w) /* OKI banking */ + AM_RANGE(0x70000e, 0x70000f) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff) /* OKI 6295*/ + AM_RANGE(0xffc000, 0xffffff) AM_RAM /* Work RAM */ +ADDRESS_MAP_END + +static const gfx_layout tilelayout8= +{ + 8,8, /* 8x8 tiles */ + RGN_FRAC(1,4), /* number of tiles */ + 4, /* bitplanes */ + { RGN_FRAC(0,4), RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4) }, /* plane offsets */ + { 0,1,2,3,4,5,6,7 }, + { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8 }, + 8*8 +}; + +static const gfx_layout tilelayout16 = +{ + 16,16, /* 16x16 tiles */ + RGN_FRAC(1,4), /* number of tiles */ + 4, /* bitplanes */ + { RGN_FRAC(0,4), RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4) }, /* plane offsets */ + { 0,1,2,3,4,5,6,7, 16*8+0,16*8+1,16*8+2,16*8+3,16*8+4,16*8+5,16*8+6,16*8+7 }, + { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8, 8*8,9*8,10*8,11*8,12*8,13*8,14*8,15*8 }, + 32*8 +}; + +static GFXDECODE_START( drtomy ) + GFXDECODE_ENTRY( "gfx1", 0, tilelayout8, 0x100, 16 ) /* Sprites */ + GFXDECODE_ENTRY( "gfx1", 0, tilelayout16, 0x000, 16 ) /* BG */ + GFXDECODE_ENTRY( "gfx1", 0, tilelayout16, 0x200, 16 ) /* FG */ +GFXDECODE_END + + +static INPUT_PORTS_START( drtomy ) + PORT_START("DSW1") + PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:8,7,6,5") + PORT_DIPSETTING( 0x0a, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x07, DEF_STR( 3C_2C ) ) + PORT_DIPSETTING( 0x00, "5 Coins/4 Credits" ) + PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 3C_4C ) ) + PORT_DIPSETTING( 0x09, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) ) + PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:4,3,2,1") + PORT_DIPSETTING( 0xa0, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x70, DEF_STR( 3C_2C ) ) + PORT_DIPSETTING( 0x00, "5 Coins/4 Credits" ) + PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x60, DEF_STR( 3C_4C ) ) + PORT_DIPSETTING( 0x90, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) ) + + PORT_START("DSW2") + PORT_DIPNAME( 0x01, 0x01, "Time" ) PORT_DIPLOCATION("SW2:8") + PORT_DIPSETTING( 0x00, "Less" ) + PORT_DIPSETTING( 0x01, "More" ) + PORT_DIPNAME( 0x02, 0x02, "Number of Virus" ) PORT_DIPLOCATION("SW2:7") + PORT_DIPSETTING( 0x02, "Less" ) + PORT_DIPSETTING( 0x00, "More" ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:6") + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_SERVICE_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW2:5" ) + PORT_DIPNAME( 0x10, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:4") + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Language ) ) PORT_DIPLOCATION("SW2:3") + PORT_DIPSETTING( 0x20, DEF_STR( English ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Italian ) ) + PORT_DIPNAME( 0x40, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SW2:2") + PORT_DIPSETTING( 0x40, DEF_STR( No ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Yes ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:1") + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START("P1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 ) + + PORT_START("P2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) +INPUT_PORTS_END + + +void drtomy_state::machine_start() +{ + save_item(NAME(m_oki_bank)); +} + +void drtomy_state::machine_reset() +{ + m_oki_bank = 0; +} + +static MACHINE_CONFIG_START( drtomy, drtomy_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68000,24000000/2) /* ? MHz */ + MCFG_CPU_PROGRAM_MAP(drtomy_map) + MCFG_CPU_VBLANK_INT_DRIVER("screen", drtomy_state, irq6_line_hold) + + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_SIZE(32*16, 32*16) + MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 16, 256-1) + MCFG_SCREEN_UPDATE_DRIVER(drtomy_state, screen_update_drtomy) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", drtomy) + MCFG_PALETTE_ADD("palette", 1024) + MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB) + + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_OKIM6295_ADD("oki", 26000000/16, OKIM6295_PIN7_LOW) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.8) +MACHINE_CONFIG_END + + +ROM_START( drtomy ) + ROM_REGION( 0x40000, "maincpu", 0 ) /* 68000 code */ + ROM_LOAD16_BYTE( "15.u21", 0x00001, 0x20000, CRC(0b8d763b) SHA1(082005985a2de7b941ea227bbf6e761a197132e6) ) + ROM_LOAD16_BYTE( "16.u22", 0x00000, 0x20000, CRC(206f4d65) SHA1(f4a28bc6041981d50a03477e63e90d5ff8ffb765) ) + + ROM_REGION( 0x400000, "gfx1", 0 ) + ROM_LOAD( "20.u80", 0x000000, 0x40000, CRC(4d4d86ff) SHA1(60df0bf8ba62fea42ff756cd7c5485b57f597098) ) + ROM_LOAD( "19.u81", 0x100000, 0x40000, CRC(49ecbfe2) SHA1(16889663bdd3b7d0a350d5b18e221480413f6b4f) ) + ROM_LOAD( "18.u82", 0x200000, 0x40000, CRC(8ee5c921) SHA1(6ba43eeb3b633c3db22f7b18b8fe91f250da2242) ) + ROM_LOAD( "17.u83", 0x300000, 0x40000, CRC(42044b1c) SHA1(6fd01911932e0fb800ffefec595a9e7c524faa8f) ) + + ROM_REGION( 0x80000, "user1", 0 ) /* OKIM6295 samples */ + ROM_LOAD( "14.u23", 0x00000, 0x80000, CRC(479614ec) SHA1(b6300b344422f0a64146b853411f5285eaaada28) ) + + ROM_REGION( 0x100000, "oki", 0 ) + ROM_COPY( "user1", 0x00000, 0x00000, 0x20000) + ROM_COPY( "user1", 0x00000, 0x20000, 0x20000) + ROM_COPY( "user1", 0x00000, 0x40000, 0x20000) + ROM_COPY( "user1", 0x20000, 0x60000, 0x20000) + ROM_COPY( "user1", 0x00000, 0x80000, 0x20000) + ROM_COPY( "user1", 0x40000, 0xa0000, 0x20000) + ROM_COPY( "user1", 0x00000, 0xc0000, 0x20000) + ROM_COPY( "user1", 0x60000, 0xe0000, 0x20000) +ROM_END + + +GAME( 1993, drtomy, 0, drtomy, drtomy, driver_device, 0, ROT0, "Playmark", "Dr. Tomy", MACHINE_SUPPORTS_SAVE ) |