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uint16 oops

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This commit is contained in:
Michaël Banaan Ananas 2011-10-29 09:08:19 +00:00
parent fd62a1a1f8
commit 36af055214
1 changed files with 2 additions and 2 deletions
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4
src/mame/video/namcos22.c
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@ -1825,13 +1825,13 @@ READ32_HANDLER( namcos22_tilemapattr_r )
{ {
case 2: case 2:
{ {
UINT16 lo,hi = state->m_tilemapattr[offset] & 0xffff0000; UINT16 lo,hi = (state->m_tilemapattr[offset] & 0xffff0000) >> 16;
// assume current scanline, 0x1ff if in vblank (used in alpinesa) // assume current scanline, 0x1ff if in vblank (used in alpinesa)
// or maybe relative to posirq? // or maybe relative to posirq?
if (space->machine().primary_screen->vblank()) lo = 0x1ff; if (space->machine().primary_screen->vblank()) lo = 0x1ff;
else lo = space->machine().primary_screen->vpos() >> 1; else lo = space->machine().primary_screen->vpos() >> 1;
// dirtdash has slowdowns if high bit is clear, why?? // dirtdash has slowdowns if high bit is clear, why??
return hi | lo | 0x8000; return hi<<16 | lo | 0x8000;
} }
case 3: case 3: