![]()  | Physical Or Virtual Enum | 
![]()  | Physique ou virtuelle | 
This enumeration defines the different types of space boundaries in terms of its physical manifestation. A space boundary can either be physically dividing or can be a virtual divider.
HISTORY New enumeration in IFC2.0
| Constant | Description | 
|---|---|
| PHYSICAL | The space boundary is provided physically (by a physical element). | 
| VIRTUAL | The space boundary is provided virtually (by a logical divider that has no physical manifestation). | 
| NOTDEFINED | No information available. | 
 <xs:simpleType name="IfcPhysicalOrVirtualEnum">
  <xs:restriction base="xs:string">
   <xs:enumeration value="physical"/>
   <xs:enumeration value="virtual"/>
   <xs:enumeration value="notdefined"/>
  </xs:restriction>
 </xs:simpleType>
TYPE IfcPhysicalOrVirtualEnum = ENUMERATION OF (
 PHYSICAL, 
 VIRTUAL, 
 NOTDEFINED);
END_TYPE;
  References: IfcRelSpaceBoundary