Default constructor. Initializes with an empty point list.

Public Sub New()
Public Sub New(
    knots As KnotCollection, 
    fitPoints As Point3dCollection, 
    firstDerivatives As Vector3dCollection, 
    periodic As [MarshalAs(UnmanagedType.U1)] bool
)

public CubicSplineCurve3d();
public CubicSplineCurve3d(
    KnotCollection knots, 
    Point3dCollection fitPoints, 
    Vector3dCollection firstDerivatives, 
    [MarshalAs(UnmanagedType.U1)] bool periodic
);