IFC (IFC4X3_ADD2) under development IfcVertex Semantic definition

Informal Propositions

  1. The vertex has dimensionality 0. This is a fundamental property of the vertex.
  2. The extent of a vertex is defined to be zero. Entity inheritance Attributes

# 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.

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.

Table Formal representation

ENTITY IfcVertex
 SUBTYPE OF (IfcTopologicalRepresentationItem);
END_ENTITY; References

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