Contains walls, doors and floor panels suitable.

Object catalogue describes structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof.

Lists surface names, colour variations and recommended combinations. Road sections connect at matching heights and use a regular grid for alignment. The texture collection includes low shrubs, tall.

Harbour 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.