22.214.171.124.1 Semantic definition
- The domain of the subedge is formally defined to be the domain of the parent edge, as trimmed by the subedge start vertex and subedge end vertex.
- The start vertex and end vertex shall be within the union of the domains of the vertices of the parent edge and the domain of the parent edge.
126.96.36.199.2 Entity inheritance
|LayerAssignment||SET [0:1] OF IfcPresentationLayerAssignment FOR AssignedItems||
Assignment of the representation item to a single or multiple layer(s). The LayerAssignments can override a LayerAssignments of the IfcRepresentation it is used within the list of Items.
|StyledByItem||SET [0:1] OF IfcStyledItem FOR Item||
Reference to the IfcStyledItem that provides presentation information to the representation, e.g. a curve style, including colour and thickness to a geometric curve.
Start point (vertex) of the edge.
End point (vertex) of the edge. The same vertex can be used for both EdgeStart and EdgeEnd.
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The Edge, or Subedge, which contains the Subedge.
188.8.131.52.4 Formal representation
ENTITY IfcSubedge SUBTYPE OF (IfcEdge); ParentEdge : IfcEdge; END_ENTITY;