220.127.116.11.1 Semantic definition
- The vertex has dimensionality 0. This is a fundamental property of the vertex.
- The extent of a vertex is defined to be zero.
18.104.22.168.2 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.
22.214.171.124.4 Formal representation
ENTITY IfcVertex SUPERTYPE OF (ONEOF (IfcVertexPoint)) SUBTYPE OF (IfcTopologicalRepresentationItem); END_ENTITY;