8.9.2.10 IfcPreferredSurfaceCurveRepresentation
8.9.2.10.1 Semantic definition
The IfcPreferredSurfaceCurveRepresentation indicates the preferred form of an edge curve representation.
8.9.2.10.2 Type values
| Type | Description | 
|---|---|
CURVE3D
 | 
 The curve in three-dimensional space is preferred  | 
PCURVE_S1
 | 
 The first pcurve is preferred  | 
PCURVE_S2
 | 
 The second pcurve is preferred  | 
8.9.2.10.3 Formal representation
TYPE IfcPreferredSurfaceCurveRepresentation = ENUMERATION OF
	(CURVE3D
	,PCURVE_S1
	,PCURVE_S2);
END_TYPE;