Computes a coplanar tangent vector on the circumference of the circle.

Namespace:  ceometric.VectorGeometry
Assembly:  ceometric.VectorGeometry (in ceometric.VectorGeometry.dll) Version: 1.6.0.0 (1.6.0.0)

Syntax

C#
public Vector3d TangentVector2d(
	Point point
)
Visual Basic (Declaration)
Public Function TangentVector2d ( _
	point As Point _
) As Vector3d
Visual C++
public:
Vector3d^ TangentVector2d(
	Point^ point
)

Parameters

point
Type: ceometric.VectorGeometry..::.Point
A point.

Return Value

Returns a normalized coplanar tangent vector at a point point on the circumference of the circle.

Returns null if point does not lie on the circumference of the circle.

See Also