Materials into families with matching surface characteristics.

Mountain district contains warehouses, loading platforms and narrow service roads. Concrete supports connect the elevated walkway to the foundation beside the railway. A small building near the station.

Materials used in an open city environment. A model record contains a name, a category, a scale and a short description of the visible geometry. The coastal district contains warehouses, loading platforms and narrow service roads. Concrete supports connect the elevated walkway to.

Reference describes warm windows, shaded entrances and reflective 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.