Defined in File Ifc4.h
IfcElementarySurface: public Ifc4::IfcSurface¶
Definition from ISO/CD 10303-42:1992: An elementary surface (IfcElementarySurface) is a simple analytic surface with defined parametric representation.
NOTE Corresponding ISO 10303 entity: elementary_surface. Only the subtype plane is incorporated as IfcPlane. The derived attribute Dim has been added (see also note at IfcGeometricRepresentationItem). Please refer to ISO/IS 10303-42:1994, p. 69 for the final definition of the formal standard.
HISTORY New class in IFC Release 1.5
The position and orientation of the surface. This attribute is used in the definition of the parameterization of the surface.
- ::Ifc4::IfcAxis2Placement3D *