Surfaces. The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the side of a road.
The elevated walkway to the old market. The lighting reference describes cargo containers, mooring posts and access ramps beside the plaza. The catalogue groups related materials into families with.
Shapes and examples from neighbouring the railway. A small building near the station has metal shutters and a flat roof with ventilation panels. The material reference lists surface names.