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williams.c update 2 [hap]

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- fixed screen garbage when frameskipping
- fixed blaster background color (eg. screen flashes when hit)
This commit is contained in:
Michaël Banaan Ananas 2011-08-24 14:45:26 +00:00
parent 2836ba48cd
commit 7e9d0900ac
2 changed files with 30 additions and 30 deletions
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48
src/mame/drivers/williams.c
View File

@ -77,7 +77,7 @@
9800-BFFF RAM
0xBB00 Blaster only, Color 0 for each line (256 entry)
0xBC00 Blaster only, Color 0 flags, latch color only if bit 0 = 1 (256 entry)
Do something else with the bit 1, I do not know what
Erase background only if bit 1 = 1
C000-CFFF I/O
D000-FFFF ROM
@ -1436,7 +1436,7 @@ static MACHINE_CONFIG_START( defender, williams_state )
MCFG_CPU_ADD("maincpu", M6809, MASTER_CLOCK/3/4)
MCFG_CPU_PROGRAM_MAP(defender_map)
MCFG_CPU_ADD("soundcpu", M6808, SOUND_CLOCK)
MCFG_CPU_ADD("soundcpu", M6808, SOUND_CLOCK) // internal clock divider of 4, effective frequency is 894.886kHz
MCFG_CPU_PROGRAM_MAP(defender_sound_map)
MCFG_MACHINE_START(defender)
@ -1447,7 +1447,7 @@ static MACHINE_CONFIG_START( defender, williams_state )
MCFG_TIMER_ADD("240_timer", williams_count240_callback)
/* video hardware */
MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE)
MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE | VIDEO_ALWAYS_UPDATE)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
@ -1601,7 +1601,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( blaster, blastkit )
/* basic machine hardware */
MCFG_CPU_ADD("soundcpu_b", M6808, SOUND_CLOCK)
MCFG_CPU_ADD("soundcpu_b", M6808, SOUND_CLOCK) // internal clock divider of 4, effective frequency is 894.886kHz
MCFG_CPU_PROGRAM_MAP(sound_map_b)
/* pia */
@ -1638,7 +1638,7 @@ static MACHINE_CONFIG_START( williams2, williams_state )
MCFG_TIMER_ADD("254_timer", williams2_endscreen_callback)
/* video hardware */
MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE)
MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE | VIDEO_ALWAYS_UPDATE)
MCFG_PALETTE_LENGTH(1024)
MCFG_GFXDECODE(williams2)
@ -2392,8 +2392,8 @@ ROM_START( blaster )
ROM_LOAD( "18.sb10", 0xf000, 0x1000, CRC(c33a3145) SHA1(6ffe2da7b70c0b576fbc1790a33eecdbb9ee3d02) )
ROM_REGION( 0x0c00, "proms", 0 ) /* color & video-decoder PROM data */
ROM_LOAD( "decoder.4", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "decoder.6", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "4.u42", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "6.u23", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "blaster.col", 0x0000, 0x0800, CRC(bac50bc4) SHA1(80a48eb97c6f02703210d00498f9669c36e64326) )
ROM_END
@ -2425,8 +2425,8 @@ ROM_START( blaster30 )
ROM_LOAD( "sb10.18", 0xf000, 0x1000, CRC(c33a3145) SHA1(6ffe2da7b70c0b576fbc1790a33eecdbb9ee3d02) )
ROM_REGION( 0x0c00, "proms", 0 ) /* color & video-decoder PROM data */
ROM_LOAD( "decoder.4", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "decoder.6", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "4.u42", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "6.u23", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "blaster.col", 0x0000, 0x0800, CRC(bac50bc4) SHA1(80a48eb97c6f02703210d00498f9669c36e64326) )
ROM_END
@ -2456,8 +2456,8 @@ ROM_START( blasterkit )
ROM_LOAD( "blastkit.18", 0xf000, 0x1000, CRC(c33a3145) SHA1(6ffe2da7b70c0b576fbc1790a33eecdbb9ee3d02) )
ROM_REGION( 0x0c00, "proms", 0 ) /* color & video-decoder PROM data */
ROM_LOAD( "decoder.4", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "decoder.6", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "4.u42", 0x0800, 0x0200, CRC(e6631c23) SHA1(9988723269367fb44ef83f627186a1c88cf7877e) )
ROM_LOAD( "6.u23", 0x0a00, 0x0200, CRC(83faf25e) SHA1(30002643d08ed983a6701a7c4b5ee74a2f4a1adb) )
ROM_LOAD( "blaster.col", 0x0000, 0x0800, CRC(bac50bc4) SHA1(80a48eb97c6f02703210d00498f9669c36e64326) )
ROM_END
@ -2907,17 +2907,17 @@ static DRIVER_INIT( joust2 )
*************************************/
/* Defender hardware games */
GAME( 1980, defender, 0, defender, defender, defender, ROT0, "Williams", "Defender (Red label)", GAME_SUPPORTS_SAVE )
GAME( 1980, defender, 0, defender, defender, defender, ROT0, "Williams", "Defender (Red label)", GAME_SUPPORTS_SAVE ) // developers left Williams in 1981 and formed Vid Kidz
GAME( 1980, defenderg, defender, defender, defender, defender, ROT0, "Williams", "Defender (Green label)", GAME_SUPPORTS_SAVE )
GAME( 1980, defenderb, defender, defender, defender, defender, ROT0, "Williams", "Defender (Blue label)", GAME_SUPPORTS_SAVE )
GAME( 1980, defenderw, defender, defender, defender, defender, ROT0, "Williams", "Defender (White label)", GAME_SUPPORTS_SAVE )
GAME( 1980, defndjeu, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Defender (bootleg)", GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )
GAME( 1980, tornado1, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Tornado (bootleg set 1)", GAME_SUPPORTS_SAVE )
GAME( 1980, tornado2, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Tornado (bootleg set 2)", GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) // bad dump?
GAME( 1980, zero, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Zero (set 1)", GAME_SUPPORTS_SAVE )
GAME( 1980, zero2, defender, defender, defender, defndjeu, ROT0, "bootleg (Amtec)", "Zero (set 2)", GAME_SUPPORTS_SAVE )
GAME( 1980, defcmnd, defender, defender, defender, defender, ROT0, "bootleg", "Defense Command", GAME_SUPPORTS_SAVE )
GAME( 1981, defence, defender, defender, defender, defender, ROT0, "bootleg (Outer Limits)", "Defence Command", GAME_SUPPORTS_SAVE )
GAME( 1980, tornado1, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Tornado (set 1, Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1980, tornado2, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Tornado (set 2, Defender bootleg)", GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) // bad dump?
GAME( 1980, zero, defender, defender, defender, defndjeu, ROT0, "bootleg (Jeutel)", "Zero (set 1, Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1980, zero2, defender, defender, defender, defndjeu, ROT0, "bootleg (Amtec)", "Zero (set 2, Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1980, defcmnd, defender, defender, defender, defender, ROT0, "bootleg", "Defense Command (Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1981, defence, defender, defender, defender, defender, ROT0, "bootleg (Outer Limits)", "Defence Command (Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1981, startrkd, defender, defender, defender, defender, ROT0, "bootleg", "Star Trek (Defender bootleg)", GAME_SUPPORTS_SAVE )
GAME( 1980, mayday, 0, defender, mayday, mayday, ROT0, "Hoei", "Mayday (set 1)", GAME_SUPPORTS_SAVE ) // original by Hoei, which one of these 3 sets is bootleg/licensed/original is unknown
GAME( 1980, maydaya, mayday, defender, mayday, mayday, ROT0, "Hoei", "Mayday (set 2)", GAME_SUPPORTS_SAVE )
@ -2927,9 +2927,9 @@ GAME( 1981, colony7a, colony7, defender, colony7, defender, ROT27
GAME( 1982, jin, 0, jin, jin, defender, ROT90, "Falcon", "Jin", GAME_SUPPORTS_SAVE )
/* Standard Williams hardware */
GAME( 1981, stargate, 0, williams, stargate, stargate, ROT0, "Williams", "Stargate", GAME_SUPPORTS_SAVE )
GAME( 1982, robotron, 0, williams, robotron, robotron, ROT0, "Williams", "Robotron: 2084 (Solid Blue label)", GAME_SUPPORTS_SAVE )
GAME( 1982, robotronyo, robotron, williams, robotron, robotron, ROT0, "Williams", "Robotron: 2084 (Yellow/Orange label)", GAME_SUPPORTS_SAVE )
GAME( 1981, stargate, 0, williams, stargate, stargate, ROT0, "Williams / Vid Kidz", "Stargate", GAME_SUPPORTS_SAVE )
GAME( 1982, robotron, 0, williams, robotron, robotron, ROT0, "Williams / Vid Kidz", "Robotron: 2084 (Solid Blue label)", GAME_SUPPORTS_SAVE )
GAME( 1982, robotronyo, robotron, williams, robotron, robotron, ROT0, "Williams / Vid Kidz", "Robotron: 2084 (Yellow/Orange label)", GAME_SUPPORTS_SAVE )
GAME( 1982, joust, 0, williams_muxed, joust, joust, ROT0, "Williams", "Joust (White/Green label)", GAME_SUPPORTS_SAVE )
GAME( 1982, joustr, joust, williams_muxed, joust, joust, ROT0, "Williams", "Joust (Solid Red label)", GAME_SUPPORTS_SAVE )
GAME( 1982, joustwr, joust, williams_muxed, joust, joust, ROT0, "Williams", "Joust (White/Red label)", GAME_SUPPORTS_SAVE )
@ -2941,9 +2941,9 @@ GAME( 1982, sinistar, 0, sinistar, sinistar, sinistar, ROT27
GAME( 1982, sinistar1, sinistar, sinistar, sinistar, sinistar, ROT270, "Williams", "Sinistar (prototype version)", GAME_SUPPORTS_SAVE )
GAME( 1982, sinistar2, sinistar, sinistar, sinistar, sinistar, ROT270, "Williams", "Sinistar (revision 2)", GAME_SUPPORTS_SAVE )
GAME( 1983, playball, 0, playball, playball, playball, ROT270, "Williams", "PlayBall! (prototype)", GAME_SUPPORTS_SAVE )
GAME( 1983, blaster, 0, blaster, blaster, blaster, ROT0, "Williams", "Blaster", GAME_SUPPORTS_SAVE )
GAME( 1983, blaster30, blaster, blaster, blaster, blaster, ROT0, "Williams", "Blaster (early version with 30 waves)", GAME_SUPPORTS_SAVE )
GAME( 1983, blasterkit, blaster, blastkit, blastkit, blaster, ROT0, "Williams", "Blaster (kit)", GAME_SUPPORTS_SAVE )
GAME( 1983, blaster, 0, blaster, blaster, blaster, ROT0, "Williams / Vid Kidz", "Blaster", GAME_SUPPORTS_SAVE )
GAME( 1983, blaster30, blaster, blaster, blaster, blaster, ROT0, "Williams / Vid Kidz", "Blaster (early version with 30 waves)", GAME_SUPPORTS_SAVE )
GAME( 1983, blasterkit, blaster, blastkit, blastkit, blaster, ROT0, "Williams / Vid Kidz", "Blaster (kit)", GAME_SUPPORTS_SAVE )
GAME( 1985, spdball, 0, spdball, spdball, spdball, ROT0, "Williams", "Speed Ball (prototype)", GAME_SUPPORTS_SAVE )
GAME( 1985, alienar, 0, alienar, alienar, alienar, ROT0, "Duncan Brown", "Alien Arena", GAME_SUPPORTS_SAVE )
GAME( 1985, alienaru, alienar, alienar, alienar, alienaru, ROT0, "Duncan Brown", "Alien Arena (Stargate Upgrade)", GAME_SUPPORTS_SAVE )

8
src/mame/video/williams.c
View File

@ -212,7 +212,7 @@ SCREEN_UPDATE( blaster )
/* if we're blitting from the top, start with a 0 for color 0 */
if (cliprect->min_y == screen->visible_area().min_y || !(state->m_blaster_video_control & 1))
state->m_blaster_color0 = pens[0];
state->m_blaster_color0 = state->m_palette_lookup[state->m_blaster_palette_0[0] ^ 0xff];
/* loop over rows */
for (y = cliprect->min_y; y <= cliprect->max_y; y++)
@ -235,8 +235,8 @@ SCREEN_UPDATE( blaster )
source[(x/2) * 256] = 0;
/* now draw */
dest[x+0] = (pix & 0xf0) ? pens[pix >> 4] : state->m_blaster_color0;
dest[x+1] = (pix & 0x0f) ? pens[pix & 0x0f] : state->m_blaster_color0;
dest[x+0] = (pix & 0xf0) ? pens[pix >> 4] : state->m_blaster_color0 | pens[0];
dest[x+1] = (pix & 0x0f) ? pens[pix & 0x0f] : state->m_blaster_color0 | pens[0];
}
}
return 0;
@ -294,7 +294,7 @@ static void create_palette_lookup(running_machine &machine)
/* compute palette information */
/* note that there really are pullup/pulldown resistors, but this situation is complicated */
/* by the use of transistors, so we ignore that and just use the realtive resistor weights */
/* by the use of transistors, so we ignore that and just use the relative resistor weights */
compute_resistor_weights(0, 255, -1.0,
3, resistances_rg, weights_r, 0, 0,
3, resistances_rg, weights_g, 0, 0,