Defined in File Ifc4.h
public Ifc4::IfcTopologicalRepresentationItem(Class Ifc4::IfcTopologicalRepresentationItem)
IfcConnectedFaceSet: public Ifc4::IfcTopologicalRepresentationItem¶
Definition from ISO/CD 10303-42:1992: A connected_face_set is a set of faces such that the domain of faces together with their bounding edges and vertices is connected.
NOTE Corresponding ISO 10303 entity: connected_face_set, the subtype closed_shell is included as IfcClosedShell and the subtype open_shell is included as IfcOpenShell. Please refer to ISO/IS 10303-42:1994, p. 144 for the final definition of the formal standard.
HISTORY New class in IFC Release 1.0
The union of the domains of the faces and their bounding loops shall be arcwise connected.
The set of faces arcwise connected along common edges or vertices.