4.1.7.1.4.2.1 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 table below shows a recommended list of general usage patterns that users may adopt.
G
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcElement.htm'>IfcElement</a>
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:?]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProductDefinitionShape.htm'>IfcProductDefinitionShape</a>
IfcProductDefinitionShape
1. Name
[0:1]
2. Description
[0:1]
3. Representations
[1:?]
ShapeOfProduct
[1:?]
HasShapeAspects
[0:?]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcElement.htm'>IfcElement</a>:Representation1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProductDefinitionShape.htm'>IfcProductDefinitionShape</a>:IfcProductDefinitionShape0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>
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]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProductDefinitionShape.htm'>IfcProductDefinitionShape</a>:Representations1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:IfcShapeRepresentation0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcGeometricRepresentationContext.htm'>IfcGeometricRepresentationContext</a>
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]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:ContextOfItems1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcGeometricRepresentationContext.htm'>IfcGeometricRepresentationContext</a>:IfcGeometricRepresentationContext0
IfcLabel_0
IfcLabel
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:RepresentationIdentifier1->IfcLabel_0:IfcLabel0
IfcLabel_1
IfcLabel
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:RepresentationType1->IfcLabel_1:IfcLabel0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>
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]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:Items1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:IfcSurfaceCurveSweptAreaSolid0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFixedReferenceSweptAreaSolid.htm'>IfcFixedReferenceSweptAreaSolid</a>
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]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcShapeRepresentation.htm'>IfcShapeRepresentation</a>:Items1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFixedReferenceSweptAreaSolid.htm'>IfcFixedReferenceSweptAreaSolid</a>:IfcFixedReferenceSweptAreaSolid0
constraint_0
=Body
IfcLabel_0->constraint_0
constraint_1
=AdvancedSweptSolid
IfcLabel_1->constraint_1
SurfaceCurve_SweptArea_PolyCurve_Profile
SurfaceCurve SweptArea PolyCurve Profile
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>->SurfaceCurve_SweptArea_PolyCurve_Profile
FixedReference_SweptArea_PolyCurve_Profile
FixedReference SweptArea PolyCurve Profile
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFixedReferenceSweptAreaSolid.htm'>IfcFixedReferenceSweptAreaSolid</a>->FixedReference_SweptArea_PolyCurve_Profile
Figure 4.1.7.1.4.2.1.A
General UsageTable 4.1.7.1.4.2.1.B