Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-10-06 17:08:28 +03:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

dreamwld.c - fix visarea and layer offsets based on real hw evidence (nw)

Browse Source
This commit is contained in:
David Haywood 2015-07-11 14:54:54 +01:00
parent e815452f37
commit 7a9e4cfbde
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/mame/drivers/dreamwld.c
View File

@ -163,6 +163,7 @@ void dreamwld_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &clipre
UINT32 *source = m_spritebuf1; UINT32 *source = m_spritebuf1;
UINT32 *finish = m_spritebuf1 + 0x1000 / 4; UINT32 *finish = m_spritebuf1 + 0x1000 / 4;
UINT16 *redirect = (UINT16 *)memregion("spritelut")->base(); UINT16 *redirect = (UINT16 *)memregion("spritelut")->base();
int xoffset = 4;
while (source < finish) while (source < finish)
{ {
@ -186,6 +187,9 @@ void dreamwld_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &clipre
xinc = 16; xinc = 16;
yinc = 16; yinc = 16;
xpos += xoffset;
xpos &= 0x1ff;
if (xflip) if (xflip)
{ {
xinc = -16; xinc = -16;
@ -297,8 +301,9 @@ UINT32 dreamwld_state::screen_update_dreamwld(screen_device &screen, bitmap_ind1
int layer0_scrolly = m_vregs[(0x000 / 4)]+32; int layer0_scrolly = m_vregs[(0x000 / 4)]+32;
int layer1_scrolly = m_vregs[(0x008 / 4)]+32; int layer1_scrolly = m_vregs[(0x008 / 4)]+32;
int layer0_scrollx = m_vregs[(0x004 / 4)] + 3; int layer0_scrollx = m_vregs[(0x004 / 4)] + 0;
int layer1_scrollx = m_vregs[(0x00c / 4)] + 5; int layer1_scrollx = m_vregs[(0x00c / 4)] + 2;
UINT32 layer0_ctrl = m_vregs[0x010 / 4]; UINT32 layer0_ctrl = m_vregs[0x010 / 4];
UINT32 layer1_ctrl = m_vregs[0x014 / 4]; UINT32 layer1_ctrl = m_vregs[0x014 / 4];
@ -796,7 +801,7 @@ static MACHINE_CONFIG_START( baryon, dreamwld_state )
MCFG_SCREEN_REFRESH_RATE(57.793) MCFG_SCREEN_REFRESH_RATE(57.793)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500))
MCFG_SCREEN_SIZE(512,256) MCFG_SCREEN_SIZE(512,256)
MCFG_SCREEN_VISIBLE_AREA(0, 304-1, 0, 224-1) MCFG_SCREEN_VISIBLE_AREA(0, 308-1, 0, 224-1)
MCFG_SCREEN_UPDATE_DRIVER(dreamwld_state, screen_update_dreamwld) MCFG_SCREEN_UPDATE_DRIVER(dreamwld_state, screen_update_dreamwld)
MCFG_SCREEN_VBLANK_DRIVER(dreamwld_state, screen_eof_dreamwld) MCFG_SCREEN_VBLANK_DRIVER(dreamwld_state, screen_eof_dreamwld)
MCFG_SCREEN_PALETTE("palette") MCFG_SCREEN_PALETTE("palette")