CubicSplineCurve2dGetFirstDerivativeAt Method

Retrieves the first derivative at the specified index of an interpolation point.

Namespace: Teigha.Geometry
Assembly: TD_Mgd (in TD_Mgd.dll) Version: 24.2.0.0

Syntax

public Vector2d GetFirstDerivativeAt(
        int index
)

Public Function GetFirstDerivativeAt ( 
        index As Integer
) As Vector2d

public:
Vector2d GetFirstDerivativeAt(
        int index
)

member GetFirstDerivativeAt : 
        index : int -> Vector2d

Vector2d
Vector that represents a derivative at a point.