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Simplified bloodbro gfx decoding and removed unnecessary DRIVER_INIT.

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Marked two weststry sprite ROMs as BAD_DUMP [David Haywood]

from	David Haywood <neohaze@nildram.co.uk>
to	Philip Bennett <p.j.bennett@gmail.com>
date	Wed, Dec 23, 2009 at 2:47 PM
subject	Blood Bros
	
simplified gfx decoding, removed unnecessary DRIVER_INIT (we can specify invert in the loading)
marked 2 of the West Story bootleg sprite roms as bad dumps.
This commit is contained in:
Phil Bennett 2009-12-26 17:08:53 +00:00
parent dd7b96b1b1
commit 73c86ac3bf
2 changed files with 40 additions and 80 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

114
src/mame/drivers/bloodbro.c
View File

@ -6,14 +6,12 @@ TAD Corporation 1990
driver by Carlos A. Lozano Baides
Coin inputs are handled by the sound CPU, so they don't work with sound
disabled. Use the service switch instead.
TODO:
West Story:
- sound
- some bad sprites, probably bad ROMs.
- sound (program rom is close to the original)
- some bad sprites (2 bad sprite roms, should the actual decoded data match?, can they be reconstructed from the original?)
- tilemap scroll
- runs too fast? (vblank flag somewhere?)
Sky Smasher (c) 1990 Nihon System [Seibu hardware]
@ -71,8 +69,8 @@ Stephh's notes (based on the games M68000 code and some tests) :
3) 'weststry'
- This bootleg has been realised by Datsu in 1991. This "company" also
bootlegged "Toki" (another TAD game) in 1990.
- This bootleg has been released by Datsu in 1991. This "company" also
bootlegged "Toki" (another TAD game) in 1990, and several Sega titles.
- When "Starting Coin" Dip Switch is set to "x2", you need 2 coins to start
a game (but 1 coin to join), then 1 coin to continue.
@ -209,7 +207,7 @@ ADDRESS_MAP_END
PORT_DIPSETTING( 0x0020, DEF_STR( Normal ) ) \
PORT_DIPSETTING( 0x0000, "x2" )
static INPUT_PORTS_START( weststry_base )
static INPUT_PORTS_START( bloodbro_base )
PORT_START("DSW")
BLOODBRO_COINAGE
/* SW1:7,8 is listed as "ROM change option", "optional"
@ -270,7 +268,7 @@ static INPUT_PORTS_START( weststry_base )
PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) // "Fire"
PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) // "Roll"
PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) // "Dynamite"
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* tested - check code at 0x0005fe - VBLANK ? */
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* tested - check code at 0x0005fe - VBLANK ? (probably not) */
PORT_START("IN1")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
@ -284,7 +282,7 @@ INPUT_PORTS_END
static INPUT_PORTS_START( weststry )
PORT_INCLUDE( weststry_base )
PORT_INCLUDE( bloodbro_base )
PORT_START("COIN") /* referenced by seibu sound board */
PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -292,7 +290,7 @@ INPUT_PORTS_END
static INPUT_PORTS_START( bloodbro )
PORT_INCLUDE( weststry_base )
PORT_INCLUDE( bloodbro_base )
PORT_MODIFY("IN1")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_START1 )
@ -371,27 +369,14 @@ INPUT_PORTS_END
static const gfx_layout textlayout =
{
8,8, /* 8*8 characters */
4096, /* 4096 characters */
RGN_FRAC(1,2), /* 4096 characters */
4, /* 4 bits per pixel */
{ 0, 4, 0x10000*8, 0x10000*8+4 },
{ 0, 4, RGN_FRAC(1,2)+0, RGN_FRAC(1,2)+4 },
{ 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0},
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 },
16*8 /* every char takes 16 consecutive bytes */
};
static const gfx_layout backlayout =
{
16,16, /* 16*16 sprites */
4096, /* 4096 sprites */
4, /* 4 bits per pixel */
{ 8, 12, 0, 4 },
{ 3, 2, 1, 0, 16+3, 16+2, 16+1, 16+0,
3+32*16, 2+32*16, 1+32*16, 0+32*16, 16+3+32*16, 16+2+32*16, 16+1+32*16, 16+0+32*16 },
{ 0*16, 2*16, 4*16, 6*16, 8*16, 10*16, 12*16, 14*16,
16*16, 18*16, 20*16, 22*16, 24*16, 26*16, 28*16, 30*16 },
128*8 /* every sprite takes 128 consecutive bytes */
};
static const gfx_layout spritelayout =
{
16,16, /* 16*16 sprites */
@ -408,33 +393,20 @@ static const gfx_layout spritelayout =
static const gfx_layout weststry_textlayout =
{
8,8, /* 8*8 sprites */
4096, /* 4096 sprites */
RGN_FRAC(1,4), /* 4096 sprites */
4, /* 4 bits per pixel */
{ 0, 0x8000*8, 2*0x8000*8, 3*0x8000*8 },
{ RGN_FRAC(0,4), RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4) },
{ 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 /* every sprite takes 8 consecutive bytes */
};
static const gfx_layout weststry_backlayout =
{
16,16, /* 16*16 sprites */
4096, /* 4096 sprites */
4, /* 4 bits per pixel */
{ 0*0x20000*8, 1*0x20000*8, 2*0x20000*8, 3*0x20000*8 },
{ 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 /* every sprite takes 32 consecutive bytes */
};
static const gfx_layout weststry_spritelayout =
{
16,16, /* 16*16 sprites */
8192, /* 8192 sprites */
RGN_FRAC(1,4), /* 8192 sprites */
4, /* 4 bits per pixel */
{ 0*0x40000*8, 1*0x40000*8, 2*0x40000*8, 3*0x40000*8 },
{ RGN_FRAC(0,4), RGN_FRAC(1,4), RGN_FRAC(2,4), RGN_FRAC(3,4) },
{ 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,
@ -446,16 +418,16 @@ static const gfx_layout weststry_spritelayout =
static GFXDECODE_START( bloodbro )
GFXDECODE_ENTRY( "gfx1", 0x00000, textlayout, 0x70*16, 0x10 ) /* Text */
GFXDECODE_ENTRY( "gfx2", 0x00000, backlayout, 0x40*16, 0x10 ) /* Background */
GFXDECODE_ENTRY( "gfx2", 0x80000, backlayout, 0x50*16, 0x10 ) /* Foreground */
GFXDECODE_ENTRY( "gfx2", 0x00000, spritelayout, 0x40*16, 0x10 ) /* Background */
GFXDECODE_ENTRY( "gfx2", 0x00000, spritelayout, 0x50*16, 0x10 ) /* Foreground */
GFXDECODE_ENTRY( "gfx3", 0x00000, spritelayout, 0x00*16, 0x10 ) /* Sprites */
GFXDECODE_END
static GFXDECODE_START( weststry )
GFXDECODE_ENTRY( "gfx1", 0x00000, weststry_textlayout, 16*16, 0x10 )
GFXDECODE_ENTRY( "gfx2", 0x00000, weststry_backlayout, 48*16, 0x10 )
GFXDECODE_ENTRY( "gfx2", 0x80000, weststry_backlayout, 32*16, 0x10 )
GFXDECODE_ENTRY( "gfx3", 0x00000, weststry_spritelayout, 0*16, 0x10 )
GFXDECODE_ENTRY( "gfx1", 0x00000, weststry_textlayout, 0x10*16, 0x10 )
GFXDECODE_ENTRY( "gfx2", 0x00000, weststry_spritelayout, 0x30*16, 0x10 )
GFXDECODE_ENTRY( "gfx2", 0x00000, weststry_spritelayout, 0x20*16, 0x10 )
GFXDECODE_ENTRY( "gfx3", 0x00000, weststry_spritelayout, 0x00*16, 0x10 )
GFXDECODE_END
@ -605,29 +577,29 @@ ROM_START( weststry )
ROM_CONTINUE( 0x010000, 0x08000 )
ROM_COPY( "audiocpu", 0, 0x018000, 0x08000 )
ROM_REGION( 0x20000, "gfx1", 0 )
ROM_REGION( 0x20000, "gfx1", 0 ) // first half of these is blank
ROM_LOAD( "ws09.bin", 0x00000, 0x08000, CRC(f05b2b3e) SHA1(6570d795d68655ace9668f32dc0bf5c2d2372411) ) /* characters */
ROM_CONTINUE( 0x00000, 0x8000 )
ROM_CONTINUE( 0x00000, 0x08000 )
ROM_LOAD( "ws11.bin", 0x08000, 0x08000, CRC(2b10e3d2) SHA1(0f5045615b44e2300745fd3afac7f1441352cca5) )
ROM_CONTINUE( 0x08000, 0x8000 )
ROM_CONTINUE( 0x08000, 0x08000 )
ROM_LOAD( "ws10.bin", 0x10000, 0x08000, CRC(efdf7c82) SHA1(65392697f56473cfe90d9733b9c49f2da6f9b7e6) )
ROM_CONTINUE( 0x10000, 0x8000 )
ROM_CONTINUE( 0x10000, 0x08000 )
ROM_LOAD( "ws12.bin", 0x18000, 0x08000, CRC(af993578) SHA1(b250b562deeab3bb2c79002e5e1f0b6e17986848) )
ROM_CONTINUE( 0x18000, 0x8000 )
ROM_CONTINUE( 0x18000, 0x08000 )
ROM_REGION( 0x100000, "gfx2", 0 )
ROM_LOAD( "ws05.bin", 0x00000, 0x20000, CRC(007c8dc0) SHA1(f44576da3b89d6a889fdb564825ac6ce3bb4cffe) ) /* Background */
ROM_LOAD( "ws07.bin", 0x20000, 0x20000, CRC(0f0c8d9a) SHA1(f5fe9b5ee4c8ffd7caf5313d13fb5f6e181ed9b6) )
ROM_LOAD( "ws06.bin", 0x40000, 0x20000, CRC(459d075e) SHA1(24cd0bffe7c5bbccf653ced0b73579059603d187) )
ROM_LOAD( "ws08.bin", 0x60000, 0x20000, CRC(4d6783b3) SHA1(9870fe9570afeff179b6080581fd6bb187898ff0) )
ROM_LOAD( "ws01.bin", 0x80000, 0x20000, CRC(32bda4bc) SHA1(ed0c0740c7af513b341b2b7ff3e0bf6045e930e9) ) /* Foreground */
ROM_LOAD( "ws03.bin", 0xa0000, 0x20000, CRC(046b51f8) SHA1(25af752caebdec762582fc0130cf14546110bb54) )
ROM_LOAD( "ws02.bin", 0xc0000, 0x20000, CRC(ed9d682e) SHA1(0f79ea09a7af367d175081f72f2bc94f6caad463) )
ROM_LOAD( "ws01.bin", 0x20000, 0x20000, CRC(32bda4bc) SHA1(ed0c0740c7af513b341b2b7ff3e0bf6045e930e9) ) /* Foreground */
ROM_LOAD( "ws03.bin", 0x60000, 0x20000, CRC(046b51f8) SHA1(25af752caebdec762582fc0130cf14546110bb54) )
ROM_LOAD( "ws02.bin", 0xa0000, 0x20000, CRC(ed9d682e) SHA1(0f79ea09a7af367d175081f72f2bc94f6caad463) )
ROM_LOAD( "ws04.bin", 0xe0000, 0x20000, CRC(75f082e5) SHA1(b29f09a3cc9a0ac3f982be3981f5e895050c49e8) )
ROM_LOAD( "ws05.bin", 0x00000, 0x20000, CRC(007c8dc0) SHA1(f44576da3b89d6a889fdb564825ac6ce3bb4cffe) ) /* Background */
ROM_LOAD( "ws07.bin", 0x40000, 0x20000, CRC(0f0c8d9a) SHA1(f5fe9b5ee4c8ffd7caf5313d13fb5f6e181ed9b6) )
ROM_LOAD( "ws06.bin", 0x80000, 0x20000, CRC(459d075e) SHA1(24cd0bffe7c5bbccf653ced0b73579059603d187) )
ROM_LOAD( "ws08.bin", 0xc0000, 0x20000, CRC(4d6783b3) SHA1(9870fe9570afeff179b6080581fd6bb187898ff0) )
ROM_REGION( 0x100000, "gfx3", 0 )
ROM_LOAD( "ws25.bin", 0x00000, 0x20000, CRC(8092e8e9) SHA1(eabe58ac0f88234b0dddf361f56aad509a83012e) ) /* sprites */
ROM_LOAD( "ws26.bin", 0x20000, 0x20000, CRC(f6a1f42c) SHA1(6d5503e1a9b00104970292d22301ed28893c5223) )
ROM_REGION( 0x100000, "gfx3", ROMREGION_INVERT )
ROM_LOAD( "ws25.bin", 0x00000, 0x20000, BAD_DUMP CRC(8092e8e9) SHA1(eabe58ac0f88234b0dddf361f56aad509a83012e) ) /* sprites */
ROM_LOAD( "ws26.bin", 0x20000, 0x20000, BAD_DUMP CRC(f6a1f42c) SHA1(6d5503e1a9b00104970292d22301ed28893c5223) )
ROM_LOAD( "ws23.bin", 0x40000, 0x20000, CRC(43d58e24) SHA1(99e255faa9716d9102a1223419084fc209ab4024) )
ROM_LOAD( "ws24.bin", 0x60000, 0x20000, CRC(20a867ea) SHA1(d3985002931fd4180fc541d61a94371871f3709d) )
ROM_LOAD( "ws21.bin", 0x80000, 0x20000, CRC(e23d7296) SHA1(33bbced960be22efc7d2681e06a27feba09e0fc0) )
@ -665,23 +637,11 @@ ROM_START( skysmash )
ROM_LOAD( "rom1", 0x00000, 0x20000, CRC(e69986f6) SHA1(de38bf2d5638cb40740882e1abccf7928e43a5a6) )
ROM_END
/* Driver Initialization */
static DRIVER_INIT( weststry )
{
UINT8 *gfx = memory_region(machine, "gfx3");
int len = memory_region_length(machine, "gfx3");
int i;
// invert sprite data
for (i = 0; i < len; i++)
gfx[i] = ~gfx[i];
}
/* Game Drivers */
GAME( 1990, bloodbro, 0, bloodbro, bloodbro, 0, ROT0, "Tad", "Blood Bros. (set 1)", GAME_NO_COCKTAIL )
GAME( 1990, bloodbroa,bloodbro, bloodbro, bloodbro, 0, ROT0, "Tad", "Blood Bros. (set 2)", GAME_NO_COCKTAIL )
GAME( 1990, bloodbrob,bloodbro, bloodbro, bloodbro, 0, ROT0, "Tad", "Blood Bros. (set 3)", GAME_NO_COCKTAIL )
GAME( 1990, weststry, bloodbro, weststry, weststry, weststry, ROT0, "bootleg", "West Story", GAME_NO_COCKTAIL | GAME_NO_SOUND )
GAME( 1990, weststry, bloodbro, weststry, weststry, 0, ROT0, "[Tad] (Datsu bootleg)", "West Story (bootleg of Blood Bros.)", GAME_NO_COCKTAIL | GAME_NO_SOUND )
GAME( 1990, skysmash, 0, skysmash, skysmash, 0, ROT270, "Nihon System", "Sky Smasher", 0 )

6
src/mame/video/bloodbro.c
View File

@ -25,7 +25,7 @@ static TILE_GET_INFO( get_bg_tile_info )
SET_TILE_INFO(
1,
code & 0xfff,
code >> 12,
(code >> 12),
0);
}
@ -34,8 +34,8 @@ static TILE_GET_INFO( get_fg_tile_info )
int code = bloodbro_fgvideoram[tile_index];
SET_TILE_INFO(
2,
code & 0xfff,
code >> 12,
(code & 0xfff)+0x1000,
(code >> 12),
0);
}