API Reference > OdDg Classes > OdDgCurveElement2d Class > OdDgCurveElement2d Methods > OdDgCurveElement2d::getDistAtParam Method
OdDgCurveElement2d::getDistAtParam Method
Syntax
C++
virtual OdResult getDistAtParam(double param, double& dist) const;
Parameters 
Description 
double param 
[in] Parameter specifying point.  
double& dist 
[out] Receives the distance. 

Returns eOk if successful, or an appropriate error code if not.

Returns the distance along this Curve object from its start point to the point specified by param. 

 

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