IFC 4.3.2.20250327 (IFC4X3_ADD2) under development

8.9.6.9 IfcCurveWeightsPositive

8.9.6.9.1 Semantic definition

This function checks whether the curve weights of a b-spline are positive.

8.9.6.9.2 Formal representation

FUNCTION IfcCurveWeightsPositive
( B: IfcRationalBSplineCurveWithKnots)
: BOOLEAN;
LOCAL
Result : BOOLEAN := TRUE;
END_LOCAL;
REPEAT i := 0 TO B.UpperIndexOnControlPoints;
IF B.Weights[i] <= 0.0 THEN
Result := FALSE;
RETURN(Result);
END_IF;
END_REPEAT;
RETURN(Result);
END_FUNCTION;

8.9.6.9.3 References

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8.9.6.9.4 Changelog

8.9.6.9.4.1 IFC4

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