And materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface.
The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian.
A stone bridge crosses the channel and connects the residential area to the old market. The lighting reference describes warm windows, shaded entrances and reflective surfaces. The collision outline follows.