| IfcRationalBSplineCurveWithKnots |
| Entité | Attributs |
|---|---|
| IfcRepresentationItem | LayerAssignment, StyledByItem |
| IfcCurve | Dim |
| IfcBSplineCurve | Degree, ControlPointsList, CurveForm, ClosedCurve, SelfIntersect, UpperIndexOnControlPoints, ControlPoints |
| Nom | Type |
|---|---|
| KnotMultiplicities | IfcInteger |
| Knots | IfcParameterValue |
| KnotSpec | IfcKnotType |
| UpperIndexOnKnots | IfcInteger |