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ODA Drawings SDK
OdDgBSplineCurve2d::getSecondDeriv Method
Syntax
C++
virtual OdResult getSecondDeriv(double param, OdGeVector2d& secondDeriv) const;

Returns the second derivative of this Curve object at the specified point. 

 

Parameters
Description
param
[in] Parameter specifying point.
secondDeriv
[out] Receives the first derivative.
pointOnCurve
[in] Point on the curve.

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

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