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: 21.4.0.0

Syntax

public Vector2d GetFirstDerivativeAt(
        int index
)

Public Function GetFirstDerivativeAt ( 
        index As Integer
) As Vector2d

public:
Vector2d GetFirstDerivativeAt(
        int index
)

member GetFirstDerivativeAt : 
        index : int -> Vector2d

index: Type: SystemInt32
[in] Index at which to retrieve the first derivative.

Type: Vector2d
Vector that represents a derivative at a point.

CubicSplineCurve2d //<![CDATA[ AddLanguageSpecificTextSet("LSTA5A44823_0?cpp=::|nu=."); //]]> GetFirstDerivativeAt Method