 | Surface Or Face Surface |
IfcSurfaceOrFaceSurface provides the option to either select a geometric surface (IfcSurface and subtypes) within a geometric model, or a face with associated surface geometry and coordinates (IfcFaceSurface) within a topological model.
HISTORY New select type in IFC2x3.
| Type | Description |
|---|---|
| IfcSurface | |
| IfcFaceSurface | |
| IfcFaceBasedSurfaceModel |
<xs:group name="IfcSurfaceOrFaceSurface">
<xs:choice>
<xs:element ref="ifc:IfcFaceBasedSurfaceModel"/>
<xs:element ref="ifc:IfcFaceSurface"/>
<xs:element ref="ifc:IfcSurface"/>
</xs:choice>
</xs:group>
TYPE IfcSurfaceOrFaceSurface = SELECT (
IfcSurface,
IfcFaceSurface,
IfcFaceBasedSurfaceModel);
END_TYPE;
References: IfcConnectionSurfaceGeometry
EXPRESS-G diagram
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