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Note about 0xdde5, and made Seibu Cup Soccer to be 320x240 from this guess (makes sense considering that there's an ugly black border on bottom screen otherwise).

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This commit is contained in:
Angelo Salese 2014-08-29 00:05:45 +00:00
parent 7677bfca65
commit be0f42c31d
3 changed files with 10 additions and 4 deletions
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4
src/mame/drivers/legionna.c
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@ -1228,7 +1228,7 @@ static MACHINE_CONFIG_START( cupsoc, legionna_state )
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500))
MCFG_SCREEN_SIZE(42*8, 36*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 32*8-1)
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 30*8-1)
MCFG_SCREEN_UPDATE_DRIVER(legionna_state, screen_update_grainbow)
MCFG_SCREEN_PALETTE("palette")
@ -1268,7 +1268,7 @@ static MACHINE_CONFIG_START( cupsocbl, legionna_state )
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(42*8, 36*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 32*8-1)
MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 30*8-1)
MCFG_SCREEN_UPDATE_DRIVER(legionna_state, screen_update_grainbow)
MCFG_SCREEN_PALETTE("palette")

6
src/mame/machine/seicop.c
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@ -2787,6 +2787,12 @@ WRITE16_MEMBER( seibu_cop_legacy_device::generic_cop_w )
/* 8 + [4] */
/* 4 + [6] */
// these two are obvious ...
// 0xf x 16 = 240
// 0x14 x 16 = 320
// what are these two instead? scale factor? offsets?
// 0xfc69 ?
// 0x7f4 ?
//printf("%08x %08x %08x %08x %08x %08x %08x\n",m_cop_register[0],m_cop_register[1],m_cop_register[2],m_cop_register[3],m_cop_register[4],m_cop_register[5],m_cop_register[6]);
offs = (offset & 3) * 4;

4
src/mame/video/seibu_crtc.c
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@ -28,8 +28,8 @@ preliminary memory map:
(screen 1 -> Foreground)
(screen 2 -> Midground)
(screen 3 -> Text layer)
[0x00]: Single cell H size +1?
[0x02]: Total number of visible cells +1?
[0x00]: Total number of visible cells?
[0x02]: Single cell H size +1?
[0x1a]: Layer Dynamic Paging?
[0x1c]: Layer Enable
---x ---- sprite enable