IfcLayerSetDirectionEnum

Natural language names

Layer Set Direction Enum

Semantic definitions at the type

Type definition

IfcLayerSetDirectionEnum provides identification of the axis of element geometry, denoting the layer set thickness direction, or direction of layer offsets.

HISTORY New Type in IFC2x.

Enumeration definition

Constant	Description
AXIS1	Usually x-axis.
AXIS2	Usually y-axis.
AXIS3	Usually z-axis.

Formal representations

XML Specification

 <xs:simpleType name="IfcLayerSetDirectionEnum">

  <xs:restriction base="xs:string">

   <xs:enumeration value="axis1"/>

   <xs:enumeration value="axis2"/>

   <xs:enumeration value="axis3"/>

  </xs:restriction>

 </xs:simpleType>

EXPRESS Specification


TYPE IfcLayerSetDirectionEnum = ENUMERATION OF (

 AXIS1, 
 AXIS2, 
 AXIS3);
END_TYPE;


 EXPRESS-G diagram

References: IfcMaterialLayerSetUsage IfcMaterialLayerWithOffsets

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