Defined in File Ifc4x1.h
IfcPositiveRatioMeasure: public Ifc4x1::IfcRatioMeasure¶
Definition from ISO/CD 10303-41:1992: A positive ratio measure is a ratio measure that is greater than zero. Type: IfcRatioMeasure
NOTE Corresponding ISO 10303 name: positive_ratio_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¶