Constructs a full circle with the given center, normal vector, and radius. The radius must not be 0. The constructed circle is oriented counterclockwise about the normal vector.

Public Sub New(
    center As Point3d, 
    normal As Vector3d, 
    radius As double
)

public CircularArc3d(
    Point3d center, 
    Vector3d normal, 
    double radius
);