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ICreateBsplineCurve Method (IModeler)

Creates a b-spline curve.

.NET Syntax

Visual Basic (Declaration) 
Function ICreateBsplineCurve( _
   ByRef Properties As Integer, _
   ByRef KnotArray As Double, _
   ByRef ControlPointCoordArray As Double _
) As Curve
Visual Basic (Usage) 
Dim instance As IModeler
Dim Properties As Integer
Dim KnotArray As Double
Dim ControlPointCoordArray As Double
Dim value As Curve
 
value = instance.ICreateBsplineCurve(Properties, KnotArray, ControlPointCoordArray)
C# 
Curve ICreateBsplineCurve( 
   ref int Properties,
   ref double KnotArray,
   ref double ControlPointCoordArray
)
C++/CLI 
Curve^ ICreateBsplineCurve( 
&   int% Properties,
&   double% KnotArray,
&   double% ControlPointCoordArray
) 

Parameters

Properties
Array containing 4 integers packed into 2 double elements (see Remarks)
KnotArray
Array of numKnots doubles (see Remarks)
ControlPointCoordArray
Array of NumCtrlPtCoord doubles (see Remarks)

Return Value

B-spline curve

Remarks

The Properties argument contains the following values:

  • DimensionControlPoints

  • Order

  • NumCtrlPoints

  • Periodicity

 

Length of this array...

Given by...

Knots

numKnots = NumCtrlPoints + Order

CtrlPtCoords

NumCtrlPtCoord = NumCtrlPoints + DimensionControlPoints

 

See Also



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