The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian route.
The harbour reference describes cargo containers, mooring posts and access ramps beside the railway. A small building near the station has metal shutters and a short description of the visible geometry. The coastal district.
With the corner section to enclose a storage area. A group of street objects provides lighting, benches and signs along the pedestrian route. The mountain district contains warehouses, loading platforms.