draw = rt_source_tile_render(rt, it, x, y, w, h, new_data, fast);
}
else if ((pr->zoom == 1.0 || pr->scale == 1.0) &&
+ pr->aspect_ratio == 1.0 &&
!has_alpha &&
pr->orientation == EXIF_ORIENTATION_TOP_LEFT &&
!(pr->func_post_process && !(pr->post_process_slow && fast)) &&