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ODA Kernel SDK
API Reference > OdGe Classes > OdGeCubicSplineCurve2d Class > OdGeCubicSplineCurve2d Methods > OdGeCubicSplineCurve2d::setFirstDerivAt Method
OdGeCubicSplineCurve2d::setFirstDerivAt Method
Syntax
C++
OdGeCubicSplineCurve2d& setFirstDerivAt(int fitPointIndex, const OdGeVector2d& deriv);

Sets the first derivative at the specified index, and returns a reference to this curve. 

 

Parameters
Description
fitPointIndex
[in] Fit point index.
deriv
[in] The first derivative at the fit point.

Currently not implemented.

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