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 names, colour.
Families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring section to enclose a storage area. A group of street objects.
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 rock formations and curved paths.