API Reference > OdDg Classes > OdDgCurveElement2d Class > OdDgCurveElement2d Methods > OdDgCurveElement2d::getParamAtPoint Method
OdDgCurveElement2d::getParamAtPoint Method
Syntax
C++
virtual OdResult getParamAtPoint(const OdGePoint2d& pointOnCurve, double& param) const;
Parameters 
Description 
const OdGePoint2d& pointOnCurve 
[in] Point to be evaluated. 
double& param 
[out] Receives the parameter corresponding to pointOnCurve.  

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

Returns the parameter corresponding to the specified WCS point on this Curve object. 

 

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