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(MESS) small cleanup. (nw)

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This commit is contained in:
Wilbert Pol 2013-03-24 12:07:09 +00:00
parent 8b9423547a
commit 03e66de228
1 changed files with 9 additions and 13 deletions
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22
src/mess/video/gb.c
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@ -526,18 +526,14 @@ void gb_state::sgb_update_sprites()
void gb_state::sgb_refresh_border()
{
UINT16 data, data2;
UINT16 yidx, xidx, xindex;
UINT8 *map, *tiles, *tiles2;
UINT8 pal, i;
bitmap_ind16 &bitmap = m_bitmap;
UINT8 *tiles, *tiles2;
map = m_sgb_tile_map - 64;
for( yidx = 0; yidx < 224; yidx++ )
for( UINT16 yidx = 0; yidx < 224; yidx++ )
{
xindex = 0;
map += (yidx % 8) ? 0 : 64;
for( xidx = 0; xidx < 64; xidx+=2 )
UINT8 *map = m_sgb_tile_map + ( ( yidx >> 3 ) * 64 );
UINT16 xindex = 0;
for( UINT16 xidx = 0; xidx < 64; xidx+=2 )
{
if( map[xidx+1] & 0x80 ) /* Vertical flip */
tiles = m_sgb_tile_data + ( ( 7 - ( yidx % 8 ) ) << 1 );
@ -545,7 +541,7 @@ void gb_state::sgb_refresh_border()
tiles = m_sgb_tile_data + ( ( yidx % 8 ) << 1 );
tiles2 = tiles + 16;
pal = (map[xidx+1] & 0x1C) >> 2;
UINT8 pal = (map[xidx+1] & 0x1C) >> 2;
if( pal == 0 )
pal = 1;
pal <<= 4;
@ -564,7 +560,7 @@ void gb_state::sgb_refresh_border()
data2 = tiles2[ map[xidx] * 32 ] | ( tiles2[ (map[xidx] * 32 ) + 1 ] << 8 );
}
for( i = 0; i < 8; i++ )
for( UINT8 i = 0; i < 8; i++ )
{
register UINT8 colour;
if( (map[xidx+1] & 0x40) ) /* Horizontal flip */
@ -588,7 +584,7 @@ void gb_state::sgb_refresh_border()
if( !((yidx >= SGB_YOFFSET && yidx < SGB_YOFFSET + 144) &&
(xindex >= SGB_XOFFSET && xindex < SGB_XOFFSET + 160)) )
{
gb_plot_pixel(bitmap, xindex, yidx, m_sgb_pal[pal + colour]);
gb_plot_pixel(m_bitmap, xindex, yidx, m_sgb_pal[pal + colour]);
}
xindex++;
}