x0, y0 + y, 0, y, inlink->cur_buf->video->w, h);
/* TODO if tile->w == 1 && slice_dir is always 1, we could draw_slice
* immediately. */
x0, y0 + y, 0, y, inlink->cur_buf->video->w, h);
/* TODO if tile->w == 1 && slice_dir is always 1, we could draw_slice
* immediately. */