maxon.NURBSCURVE_KNOTMODE.CLAMPED_CENTRIPETAL
maxon.NURBSCURVE_KNOTMODE.CLAMPED_CHORDAL
maxon.NURBSCURVE_KNOTMODE.CLAMPED_UNIFORM
maxon.NURBSCURVE_KNOTMODE.UNCLAMPED_UNIFORM
maxon.NURBSCURVE_KNOTMODE.USER_DEFINED