Defined in File Ifc4.h
IfcPositiveLengthMeasure: public Ifc4::IfcLengthMeasure¶
Definition from ISO/CD 10303-41:1992: A positive length measure is a length measure that is greater than zero. Type: IfcLengthMeasure
NOTE Corresponding ISO 10303 name: positive_length_measure, please refer to ISO/IS 10303-41 for the final definition of the formal standard.
HISTORY New type in IFC Release 1.5.1.
operator double() const¶