Curve.GetLocalTangentPoint Method (Point3d, Double, Interval, Double)

CurveGetLocalTangentPoint Method (Point3d, Double, Interval, Double)

Search for a location on the curve, near seedParmameter, that is tangent to a test point.

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
Syntax
Copy
public bool GetLocalTangentPoint(
	Point3d testPoint,
	double seedParmameter,
	Interval subDomain,
	out double curveParameter
)
Public Function GetLocalTangentPoint ( 
	testPoint As Point3d,
	seedParmameter As Double,
	subDomain As Interval,
	<OutAttribute> ByRef curveParameter As Double
) As Boolean

Parameters

testPoint
Type: Rhino.GeometryPoint3d
The test point.
seedParmameter
Type: SystemDouble
A "seed" parameter on the curve.
subDomain
Type: Rhino.GeometryInterval
The sub-domain of the curve to search.
curveParameter
Type: SystemDouble
The parameter value at the tangent point

Return Value

Type: Boolean
True if a solution is found, false otherwise.
Version Information

Rhino for Windows

Supported in: 6.8
See Also

M:Rhino.Geometry.Curve.GetLocalTangentPoint(Rhino.Geometry.Point3d,System.Double,Rhino.Geometry.Interval,System.Double@)