IFC 4.3.x development

8.3.2.2 IfcConstraintEnum

8.3.2.2.1 Semantic definitions at the entity

IfcConstraintEnum is an enumeration used to qualify a constraint.

HISTORY  New enumeration in IFC2.0

Items

HARD

Qualifies a constraint such that it must be followed rigidly within or at the values set.

SOFT

Qualifies a constraint such that it should be followed within or at the values set.

ADVISORY

Qualifies a constraint such that it is advised that it is followed within or at the values set.

USERDEFINED

A user-defined grade indicated by a separate attribute at the referencing entity.

NOTDEFINED

Grade has not been specified.

8.3.2.2.1 Formal representations

TYPE IfcConstraintEnum = ENUMERATION OF
	(HARD
	,SOFT
	,ADVISORY
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;