Natural language names
Direction Sense Enum
Enumération des sens de direction
Semantic definitions at the type
Type definition

IfcDirectionSenseEnum is an enumeration denoting whether sense of direction is positive or negative along the given axis.

HISTORY  New Type in IFC2x.
Enumeration definition
POSITIVEDirection defined to be positive.
NEGATIVEDirection defined to be negative.
Formal representations
XML Specification
 <xs:simpleType name="IfcDirectionSenseEnum">
  <xs:restriction base="xs:string">
   <xs:enumeration value="positive"/>
   <xs:enumeration value="negative"/>
EXPRESS Specification
TYPE IfcDirectionSenseEnum = ENUMERATION OF (

Link to EXPRESS-G diagram EXPRESS-G diagram

References  References: IfcMaterialLayerSetUsage

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