NurbSpline

Description:
A nurb spline.

Remarks:
The nurb spline lies in the plane defined by control point, weight,knots,degree.

Inheritance Hierarchy:
System.Object
  Autodesk.Revit.DB.APIObject
    Autodesk.Revit.DB.GeometryObject
      Autodesk.Revit.DB.Curve
        Autodesk.Revit.DB.NurbSpline

public class NurbSpline : Curve

Public Class NurbSpline
	Inherits Curve

public ref class NurbSpline : public Curve

type NurbSpline = 
    class
        inherit Curve
    end

Name	Return Type	Description	Inherited From
M Clone()	Curve	Returns a copy of this curve. (Inherited from Curve )	Curve
M ComputeClosestPoints(Curve, Boolean, Boolean, Boolean, IList<ClosestPointsPairBetweenTwoCurves>)	None	(Inherited from Curve )	Curve
M ComputeDerivatives(Double, Boolean)	Transform	Returns the vectors describing the curve at the specified parameter. (Inherited from Curve )	Curve
M ComputeNormalizedParameter(Double)	Double	Computes the normalized curve parameter from the raw parameter. (Inherited from Curve )	Curve
M ComputeRawParameter(Double)	Double	Computes the raw parameter from the normalized parameter. (Inherited from Curve )	Curve
M Create(HermiteSpline)	NurbSpline	Creates a new geometric NurbSpline object from a HermiteSpline.
M CreateCurve(HermiteSpline)	Curve	Creates a new geometric Curve object by converting the given HermiteSpline. The created curve may be a NURBSpline or a simpler curve such as line or arc.
M CreateCurve(IList<XYZ>, IList<Double>)	Curve
M CreateCurve(Int32, IList<Double>, IList<XYZ>)	Curve
M CreateCurve(Int32, IList<Double>, IList<XYZ>, IList<Double>)	Curve
M CreateOffset(Double, XYZ)	Curve	Creates a new curve that is an offset of the existing curve. (Inherited from Curve )	Curve
M CreateReversed()	Curve	Creates a new curve with the opposite orientation of the existing curve. (Inherited from Curve )	Curve
M CreateTransformed(Transform)	Curve	Crates a new instance of a curve as a transformation of this curve. (Inherited from Curve )	Curve
M Dispose()	None	Causes the object to release immediately any resources it may be utilizing. (Inherited from APIObject )	APIObject
M Distance(XYZ)	Double	Returns the shortest distance from the specified point to this curve. (Inherited from Curve )	Curve
M Equals(Object)	Boolean	Determines whether the specified Object is equal to the current Object . (Inherited from GeometryObject )	GeometryObject
M Evaluate(Double, Boolean)	XYZ	Evaluates and returns the point that matches a parameter along the curve. (Inherited from Curve )	Curve
M GetEndParameter(Int32)	Double	Returns the raw parameter value at the start or end of this curve. (Inherited from Curve )	Curve
M GetEndPoint(Int32)	XYZ	Returns the 3D point at the start or end of this curve. (Inherited from Curve )	Curve
M GetEndPointReference(Int32)	Reference	Returns a stable reference to the start point or the end point of the curve. (Inherited from Curve )	Curve
M GetHashCode()	Int32	Gets the integer value of the geometry object as hash code (Inherited from GeometryObject )	GeometryObject
M GetType	None	Gets the Type of the current instance. (Inherited from Object )	Object
M Intersect(Curve)	SetComparisonResult	Calculates the intersection of this curve with the specified curve. (Inherited from Curve )	Curve
M Intersect(Curve, IntersectionResultArray%)	SetComparisonResult	Calculates the intersection of this curve with the specified curve and returns the intersection results. (Inherited from Curve )	Curve
M IsInside(Double)	Boolean	Indicates whether the specified parameter value is within this curve's bounds. (Inherited from Curve )	Curve
M IsInside(Double, Int32%)	Boolean	Indicates whether the specified parameter value is within this curve's bounds and outputs the end index. (Inherited from Curve )	Curve
M MakeBound(Double, Double)	None	Changes the bounds of this curve to the specified values. (Inherited from Curve )	Curve
M MakeUnbound()	None	Makes this curve unbound. (Inherited from Curve )	Curve
M Project(XYZ)	IntersectionResult	Projects the specified point on this curve. (Inherited from Curve )	Curve
M SetControlPointsAndWeights(IList<XYZ>, DoubleArray)	None
M SetGraphicsStyleId(ElementId)	None	Sets the graphics style id for this curve. (Inherited from Curve )	Curve
M Tessellate()	IList<XYZ>	Valid only if the curve is bound. Returns a polyline approximation to the curve. (Inherited from Curve )	Curve
M ToString	None	Returns a string that represents the current object. (Inherited from Object )	Object

Name	Return Type	Description	Inherited From
P ApproximateLength	double	The approximate length of the curve. (Inherited from Curve )	Curve
P CtrlPoints	IList<XYZ>	Returns the control points of the nurb spline.
P Degree	int	Returns the degree of the nurb spline.
P GraphicsStyleId	ElementId	The ElementId of the GeometryObject's GraphicsStyle (Inherited from GeometryObject )	GeometryObject
P Id	int	A unique integer identifying the GeometryObject in its associated non view-specific GeometryElement. (Inherited from GeometryObject )	GeometryObject
P IsBound	bool	Describes whether the parameter of the curve is restricted to a particular interval. (Inherited from Curve )	Curve
P IsClosed	bool	Describes whether the curve is closed. (Inherited from Curve )	Curve
P IsCyclic	Boolean	The boolean value that indicates whether this curve is cyclic. (Inherited from Curve )	Curve
P IsElementGeometry	bool	Indicates whether this geometry is obtained directly from an Element. (Inherited from GeometryObject )	GeometryObject
P isRational	bool	Returns whether the nurb spline is rational or not.
P IsReadOnly	bool	Identifies if the object is read-only or modifiable. (Inherited from APIObject )	APIObject
P Knots	DoubleArray	Return/set the knots of the nurb spline.
P Length	double	The exact length of the curve. (Inherited from Curve )	Curve
P Period	double	The period of this curve. (Inherited from Curve )	Curve
P Reference	Reference	Returns a stable reference to the curve. (Inherited from Curve )	Curve
P Visibility	Visibility	The visibility. (Inherited from GeometryObject )	GeometryObject
P Weights	DoubleArray	Returns the weights of the nurb spline.