5.4.2.26 IfcVirtualElementTypeEnum
5.4.2.26.1 Semantic definition
Enumeration of Virtual Element Types.
5.4.2.26.2 Type values
| Type | Description | 
|---|---|
BOUNDARY
 | 
 An imaginary boundary, such as between two adjacent spaces that are not separated by a physical boundary.  | 
CLEARANCE
 | 
 The virtual element denotes a clearance area or volume.  | 
PROVISIONFORVOID
 | 
 The virtual element denotes a proposed provision for voids (an proposed opening not applied as void yet).  | 
USERDEFINED
 | 
 User-defined type.  | 
NOTDEFINED
 | 
 Undefined type.  | 
5.4.2.26.3 Formal representation
TYPE IfcVirtualElementTypeEnum = ENUMERATION OF
	(BOUNDARY
	,CLEARANCE
	,PROVISIONFORVOID
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;