static void
video_update_common( struct mame_bitmap *bitmap, const struct rectangle *cliprect, int bROZ )
{
const int xadjust[4] = { 0,2,3,4 };
int i,pri;
handle_mcu();
namconb1_install_palette();
fillbitmap(priority_bitmap,0,NULL); /* not actually used (yet) */
/* I have no idea what the background color should be, but I doubt it ever pokes through. */
fillbitmap( bitmap, 0, 0 );
for( i=0; i<6; i++ )
{
int tilemap_color = nth_word32( &namconb1_scrollram32[0x30/4], i )&7;
if( tilemap_palette_bank[i]!= tilemap_color )
{
tilemap_palette_bank[i] = tilemap_color;
tilemap_mark_all_tiles_dirty( background[i] );
}
if( i<4 )
{
tilemap_set_scrollx( background[i],0,namconb1_scrollram32[i*2]+48-xadjust[i] );
tilemap_set_scrolly( background[i],0,namconb1_scrollram32[i*2+1]+24 );
}
}
for( pri=0; pri<8; pri++ )
{
if( bROZ )
{
namco_roz_draw( bitmap,cliprect,pri );
}
for( i=0; i<6; i++ )
{
if( nth_word32( &namconb1_scrollram32[0x20/4],i ) == pri )
{
tilemap_draw( bitmap,cliprect,background[i],0,0/*1<<pri*/ );
}
}
namco_obj_draw( bitmap, cliprect, pri );
}
} /* video_update_common */
static INLINE void tilemapNB1_get_info(int tile_index,int tilemap_color,const data32_t *tilemap_videoram)
{
data16_t tile = nth_word32( tilemap_videoram, tile_index );
SET_TILE_INFO(
NAMCONB1_TILEGFX,
tile,
tilemap_color,
0)
tile_info.mask_data = 8*tile + mpMaskData;
}
INLINE void
tilemapFL_get_info(int tile_index,int which,const data32_t *tilemap_videoram)
{
int code = nth_word32( tilemap_videoram, tile_index );
int mangle;
code &= 0x1fff;
mangle = code;
SET_TILE_INFO( NAMCONB1_TILEGFX,mangle,tilemap_palette_bank[which],0)
tile_info.mask_data = 8*code + mpMaskData;
} /* tilemapFL_get_info */
static INLINE void
tilemapNB2_get_info(int tile_index,int which,const data32_t *tilemap_videoram)
{
data16_t tile = nth_word32( tilemap_videoram, tile_index );
int mangle;
if( namcos2_gametype == NAMCONB2_MACH_BREAKERS )
{
mangle = tile;
}
else
{
/* the pixmap index is mangled, the transparency bitmask index is not */
mangle = tile&~(0x140);
if( tile&0x100 ) mangle |= 0x040;
if( tile&0x040 ) mangle |= 0x100;
}
SET_TILE_INFO( NAMCONB1_TILEGFX,mangle,tilemap_palette_bank[which],0)
tile_info.mask_data = 8*tile + mpMaskData;
} /* tilemapNB2_get_info */
