IFC 4.3.0.1 (IFC4X3) development

4.8.1.4.2.1 Body AdvancedSwept Directrix Geometry

The following diagram shows the generic classes and relationships used when applying this concept. In addition, concepts may have particular importance to common or standardised industry practices and scenarios. For these specific usage scenarios, the tables below shows a recommended list of general usage patterns that users may adopt.

G IfcElement IfcElement 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1]      HasAssignments [0:?]      Nests [0:1]      IsNestedBy [0:?]      HasContext [0:1]      IsDecomposedBy [0:?]      Decomposes [0:1]      HasAssociations [0:?] 5. ObjectType [0:1]      IsDeclaredBy [0:1]      Declares [0:?]      IsTypedBy [0:1]      IsDefinedBy [0:?] 6. ObjectPlacement [0:1] 7. Representation [0:1]      ReferencedBy [0:?]      PositionedRelativeTo [0:?]      ReferencedInStructures [0:?] 8. Tag [0:1]      FillsVoids [0:1]      ConnectedTo [0:?]      IsInterferedByElements [0:?]      InterferesElements [0:?]      HasProjections [0:?]      HasOpenings [0:?]      IsConnectionRealization [0:?]      ProvidesBoundaries [0:?]      ConnectedFrom [0:?]      ContainedInStructure [0:1]      HasCoverings [0:?]      HasSurfaceFeatures [0:?] IfcProductDefinitionShape IfcProductDefinitionShape 1. Name [0:1] 2. Description [0:1] 3. Representations [1:?]      ShapeOfProduct [1:?]      HasShapeAspects [0:?] IfcElement:Representation1->IfcProductDefinitionShape:IfcProductDefinitionShape0 IfcShapeRepresentation IfcShapeRepresentation 1. ContextOfItems [1:1] Identifier 2. RepresentationIdentifier [0:1] Type 3. RepresentationType [0:1] Items 4. Items [1:?]      RepresentationMap [0:1]      LayerAssignments [0:?]      OfProductRepresentation [0:?]      OfShapeAspect [0:1] IfcProductDefinitionShape:Representations1->IfcShapeRepresentation:IfcShapeRepresentation0 IfcGeometricRepresentationContext IfcGeometricRepresentationContext 1. ContextIdentifier [0:1] 2. ContextType [0:1]      RepresentationsInContext [0:?] 3. CoordinateSpaceDimension [1:1] 4. Precision [0:1] 5. WorldCoordinateSystem [1:1] 6. TrueNorth [0:1]      HasSubContexts [0:?]      HasCoordinateOperation [0:1] IfcShapeRepresentation:ContextOfItems1->IfcGeometricRepresentationContext:IfcGeometricRepresentationContext0 IfcLabel_0 IfcLabel IfcShapeRepresentation:RepresentationIdentifier1->IfcLabel_0:IfcLabel0 IfcLabel_1 IfcLabel IfcShapeRepresentation:RepresentationType1->IfcLabel_1:IfcLabel0 IfcSurfaceCurveSweptAreaSolid IfcSurfaceCurveSweptAreaSolid      LayerAssignment [0:1]      StyledByItem [0:1] 1. SweptArea [1:1] 2. Position [0:1] 3. Directrix [1:1] 4. StartParam [0:1] 5. EndParam [0:1] 6. ReferenceSurface [1:1] IfcShapeRepresentation:Items1->IfcSurfaceCurveSweptAreaSolid:IfcSurfaceCurveSweptAreaSolid0 IfcFixedReferenceSweptAreaSolid IfcFixedReferenceSweptAreaSolid      LayerAssignment [0:1]      StyledByItem [0:1] 1. SweptArea [1:1] 2. Position [0:1] 3. Directrix [1:1] 4. StartParam [0:1] 5. EndParam [0:1] 6. FixedReference [1:1] IfcShapeRepresentation:Items1->IfcFixedReferenceSweptAreaSolid:IfcFixedReferenceSweptAreaSolid0 constraint_0 =Body IfcLabel_0->constraint_0 constraint_1 =AdvancedSweptSolid IfcLabel_1->constraint_1 SurfaceCurve_SweptArea_PolyCurve_Profile SurfaceCurve SweptArea PolyCurve Profile IfcSurfaceCurveSweptAreaSolid->SurfaceCurve_SweptArea_PolyCurve_Profile FixedReference_SweptArea_PolyCurve_Profile FixedReference SweptArea PolyCurve Profile IfcFixedReferenceSweptAreaSolid->FixedReference_SweptArea_PolyCurve_Profile
Figure 4.8.1.4.2.1.A

General Usage

ApplicableEntity
IfcElement
Table 4.8.1.4.2.1.B

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