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better implementation of lookup table

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This commit is contained in:
Roberto Zandona 2008-04-15 20:00:42 +00:00
parent 3fa675958b
commit 90bbd71aea
1 changed files with 2 additions and 2 deletions
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4
src/mame/video/aerofgt.c
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@ -211,7 +211,7 @@ WRITE16_HANDLER( pspikesb_gfxbank_w )
WRITE16_HANDLER( spikes91_lookup_w ) WRITE16_HANDLER( spikes91_lookup_w )
{ {
spikes91_lookup = data; spikes91_lookup = data & 1;
} }
WRITE16_HANDLER( karatblz_gfxbank_w ) WRITE16_HANDLER( karatblz_gfxbank_w )
@ -503,7 +503,7 @@ static void spikes91_draw_sprites(running_machine *machine, bitmap_t *bitmap,con
flipx = aerofgt_spriteram3[i + 3] & 0x8000; flipx = aerofgt_spriteram3[i + 3] & 0x8000;
color = ((aerofgt_spriteram3[i + 3] & 0x00f0) >> 4); color = ((aerofgt_spriteram3[i + 3] & 0x00f0) >> 4);
if (spikes91_lookup==1) code |= 0x2000; code |= spikes91_lookup * 0x2000;
realcode = (lookup[code] << 8) + lookup[0x10000 + code]; realcode = (lookup[code] << 8) + lookup[0x10000 + code];