public static Region Find(Point3D p, Map map) { if (map == null) { return(Map.Internal.DefaultRegion); } Sector sector = map.GetSector(p); ArrayList list = sector.Regions; for (int i = 0; i < list.Count; ++i) { Region region = (Region)list[i]; if (region.Contains(p)) { return(region); } } return(map.DefaultRegion); }