Curve.DerivativeAt Method (Double, Int32)

CurveDerivativeAt Method (Double, Int32)

Evaluate the derivatives at the specified curve parameter.

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
Syntax
Copy
public Vector3d[] DerivativeAt(
	double t,
	int derivativeCount
)
Public Function DerivativeAt ( 
	t As Double,
	derivativeCount As Integer
) As Vector3d()

Parameters

t
Type: SystemDouble
Curve parameter to evaluate.
derivativeCount
Type: SystemInt32
Number of derivatives to evaluate, must be at least 0.

Return Value

Type: Vector3d
An array of vectors that represents all the derivatives starting at zero.
Version Information

Rhino for Mac

Supported in: 5.4

Rhino for Windows

Supported in: 6.8
See Also

M:Rhino.Geometry.Curve.DerivativeAt(System.Double,System.Int32)