001: BuildingStructure: Windows are rectangles. DEPENDS ON: Houdini polygon bounding box implementation not yet coded
002: BuildingStructure: Windows oriented to xy plane. DEPENDS ON: Houdini polygon bounding box implementation not yet c* oded
003: FloorStructure: Building has the same boundary along. DEPENDS ON: nothing
004: Floor: crack pass at least one time in one floor. DEPENDS ON: nothing
005: FloorStructure: Windows of the building have the same size. DEPENDS ON: nothing