API Reference > OdDg Classes > OdDgCurveElement2d Class > OdDgCurveElement2d Methods > getFirstDeriv Method
getFirstDeriv Method
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This is the overview for the getFirstDeriv method overload.

Overload List
 
Name 
Description 
 
OdDgCurveElement2d::getFirstDeriv (double, OdGeVector2d&) 
Returns the first derivative of this Curve object at the specified WCS point.
 
 
OdDgCurveElement2d::getFirstDeriv (OdGePoint2d&, OdGeVector2d&) 
This is getFirstDeriv, a member of class OdDgCurveElement2d. 
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