8.20.3.20 IfcVertexPoint

8.20.3.20.1 Semantic definition

Informal Propositions

The domain of the vertex is formally defined to be the domain of its vertex point.

#	Attribute	Type	Description
IfcRepresentationItem (2)
	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. IFC2x3-CHANGE The inverse attribute LayerAssignments has been added. IFC4-CHANGE The inverse attribute LayerAssignment has been restricted to max 1. Upward compatibility for file based exchange is guaranteed.
	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. IFC2x3-CHANGE The inverse attribute StyledByItem has been added.
Click to show 2 hidden inherited attributes
IfcVertexPoint (1)
1	VertexGeometry	IfcPoint	The geometric point, which defines the position in geometric space of the vertex.

Table 8.20.3.20.D

 ENTITY IfcVertexPoint
 SUBTYPE OF (IfcVertex);
	VertexGeometry : IfcPoint;
END_ENTITY;