UINT32 rampart_state::screen_update_rampart(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
atarimo_rect_list rectlist;
bitmap_ind16 *mobitmap;
int x, y, r;
/* draw the playfield */
rampart_bitmap_render(bitmap, cliprect);
/* draw and merge the MO */
mobitmap = atarimo_render(0, cliprect, &rectlist);
for (r = 0; r < rectlist.numrects; r++, rectlist.rect++)
for (y = rectlist.rect->min_y; y <= rectlist.rect->max_y; y++)
{
UINT16 *mo = &mobitmap->pix16(y);
UINT16 *pf = &bitmap.pix16(y);
for (x = rectlist.rect->min_x; x <= rectlist.rect->max_x; x++)
if (mo[x])
{
/* the PCB supports more complex priorities, but the PAL is not stuffed, so we get the default */
pf[x] = mo[x];
/* erase behind ourselves */
mo[x] = 0;
}
}
return 0;
}
uint32_t rampart_state::screen_update_rampart(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
// start drawing
m_mob->draw_async(cliprect);
/* draw the playfield */
rampart_bitmap_render(bitmap, cliprect);
// draw and merge the MO
bitmap_ind16 &mobitmap = m_mob->bitmap();
for (const sparse_dirty_rect *rect = m_mob->first_dirty_rect(cliprect); rect != nullptr; rect = rect->next())
for (int y = rect->min_y; y <= rect->max_y; y++)
{
uint16_t *mo = &mobitmap.pix16(y);
uint16_t *pf = &bitmap.pix16(y);
for (int x = rect->min_x; x <= rect->max_x; x++)
if (mo[x] != 0xffff)
{
/* the PCB supports more complex priorities, but the PAL is not stuffed, so we get the default */
pf[x] = mo[x];
}
}
return 0;
}
