IfcVectorOrDirection

Natural language names
Vector Or Direction
vecteur ou direction
Semantic definitions at the type
Type definition

The IfcVectorOrDirection enables a choice between IfcVector and IfcDirection for vector functions.

NOTE  Definition according to ISO/CD 10303-42:1992
This type is used to identify the types of entity which can participate in vector computations.
NOTE  Type adapted from vector_or_direction defined in ISO 10303-42.
HISTORY  New type in IFC1.5.
Select definition
TypeDescription
IfcDirection
IfcVector
Formal representations
XML Specification
 <xs:group name="IfcVectorOrDirection">
  <xs:choice>
   <xs:element ref="ifc:IfcDirection"/>
   <xs:element ref="ifc:IfcVector"/>
  </xs:choice>
 </xs:group>
EXPRESS Specification
TYPE IfcVectorOrDirection = SELECT (
 IfcDirection,
 IfcVector);
END_TYPE;

Link to EXPRESS-G diagram EXPRESS-G diagram

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