draw_set_color(c_black);
ossafe_fill_rectangle(0, -100, 79, room_height);
ossafe_fill_rectangle(0, 360, 79, room_height);
ossafe_fill_rectangle(80, -100, 639, 119);
ossafe_fill_rectangle(640, -100, 719, 239);
ossafe_fill_rectangle(719, -100, 799, 119);
ossafe_fill_rectangle(800, -100, room_width, 199);
ossafe_fill_rectangle(960, 180, room_width, 279);
ossafe_fill_rectangle(80, 360, 719, room_height);
ossafe_fill_rectangle(800, 360, room_width, room_height);
ossafe_fill_rectangle(880, -100, room_width, room_height);
draw_set_color(c_white);