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ODA Kernel SDK
API Reference > OdGe Classes > OdGeEllipArc3d Class > OdGeEllipArc3d Methods > OdGeEllipArc3d::tangentAt Method
OdGeEllipArc3d::tangentAt Method
Syntax
C++
OdGeVector3d tangentAt(double param) const;

Returns the tangent vector at the point specified by param. 

 

Parameters
Description
param
[in] Parameter corresponding to the point at which to compute the tangent.
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