OdGeNurbSurface.cs

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//------------------------------------------------------------------------------
// <auto-generated />
//
// This file was automatically generated by SWIG (http://www.swig.org).
// Version 4.0.2
//
// Do not make changes to this file unless you know what you are doing--modify
// the SWIG interface file instead.
//------------------------------------------------------------------------------
 
namespace Teigha.Core {
 
using System;
using System.Runtime.InteropServices;
 
public class OdGeNurbSurface : OdGeSurface {
  private Object locker = new Object();
  private HandleRef swigCPtr;
  [System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
  public OdGeNurbSurface(IntPtr cPtr, bool cMemoryOwn) : base(GlobalsPINVOKE.OdGeNurbSurface_SWIGUpcast(cPtr), cMemoryOwn) {
    swigCPtr = new HandleRef(this, cPtr);
  }
 
  [System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)] 
  public static HandleRef getCPtr(OdGeNurbSurface obj) {
    return (obj == null) ? new HandleRef(null, IntPtr.Zero) : obj.swigCPtr;
  }
 
  protected override void Dispose(bool disposing) {
    lock(this) {
      if (swigCPtr.Handle != global::System.IntPtr.Zero) {
        if (swigCMemOwn) {
          swigCMemOwn = false;
          GlobalsPINVOKE.delete_OdGeNurbSurface(swigCPtr);
        }
        swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
      }
      base.Dispose(disposing);
    }
  }
 
  public OdGeNurbSurface() : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_0(), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface(int degreeInU, int degreeInV, int propsInU, int propsInV, int numControlPointsInU, int numControlPointsInV, OdGePoint3dArray controlPoints, OdGeDoubleArray weights, OdGeKnotVector uKnots, OdGeKnotVector vKnots, OdGeTol tol) : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_1(degreeInU, degreeInV, propsInU, propsInV, numControlPointsInU, numControlPointsInV, OdGePoint3dArray.getCPtr(controlPoints), OdGeDoubleArray.getCPtr(weights), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots), OdGeTol.getCPtr(tol)), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface(int degreeInU, int degreeInV, int propsInU, int propsInV, int numControlPointsInU, int numControlPointsInV, OdGePoint3dArray controlPoints, OdGeDoubleArray weights, OdGeKnotVector uKnots, OdGeKnotVector vKnots) : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_2(degreeInU, degreeInV, propsInU, propsInV, numControlPointsInU, numControlPointsInV, OdGePoint3dArray.getCPtr(controlPoints), OdGeDoubleArray.getCPtr(weights), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots)), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface(OdGeNurbSurface source) : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_3(OdGeNurbSurface.getCPtr(source)), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface(OdGeEllipCylinder cylinder) : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_4(OdGeEllipCylinder.getCPtr(cylinder)), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface(OdGeEllipCone cone) : this(GlobalsPINVOKE.new_OdGeNurbSurface__SWIG_5(OdGeEllipCone.getCPtr(cone)), true) {
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface Assign(OdGeNurbSurface nurb) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_Assign(swigCPtr, OdGeNurbSurface.getCPtr(nurb)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public bool isRationalInU() {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_isRationalInU(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public bool isPeriodicInU(out double period) {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_isPeriodicInU(swigCPtr, out period);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public bool isRationalInV() {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_isRationalInV(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public bool isPeriodicInV(out double period) {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_isPeriodicInV(swigCPtr, out period);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int singularityInU() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_singularityInU(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int singularityInV() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_singularityInV(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int degreeInU() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_degreeInU(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int numControlPointsInU() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_numControlPointsInU(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int degreeInV() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_degreeInV(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int numControlPointsInV() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_numControlPointsInV(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public void getControlPoints(OdGePoint3dArray controlPoints) {
    GlobalsPINVOKE.OdGeNurbSurface_getControlPoints(swigCPtr, OdGePoint3dArray.getCPtr(controlPoints));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public bool getWeights(OdGeDoubleArray weights) {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_getWeights(swigCPtr, OdGeDoubleArray.getCPtr(weights));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int numKnotsInU() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_numKnotsInU(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public void getUKnots(OdGeKnotVector uKnots) {
    GlobalsPINVOKE.OdGeNurbSurface_getUKnots(swigCPtr, OdGeKnotVector.getCPtr(uKnots));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public int numKnotsInV() {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_numKnotsInV(swigCPtr);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public void getVKnots(OdGeKnotVector vKnots) {
    GlobalsPINVOKE.OdGeNurbSurface_getVKnots(swigCPtr, OdGeKnotVector.getCPtr(vKnots));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public void getDefinition(out int degreeInU, out int degreeInV, out int propsInU, out int propsInV, out int numControlPointsInU, out int numControlPointsInV, OdGePoint3dArray controlPoints, OdGeDoubleArray weights, OdGeKnotVector uKnots, OdGeKnotVector vKnots) {
    GlobalsPINVOKE.OdGeNurbSurface_getDefinition(swigCPtr, out degreeInU, out degreeInV, out propsInU, out propsInV, out numControlPointsInU, out numControlPointsInV, OdGePoint3dArray.getCPtr(controlPoints), OdGeDoubleArray.getCPtr(weights), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGeNurbSurface set(int degreeInU, int degreeInV, int propsInU, int propsInV, int numControlPointsInU, int numControlPointsInV, OdGePoint3dArray controlPoints, OdGeDoubleArray weights, OdGeKnotVector uKnots, OdGeKnotVector vKnots, OdGeTol tol) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_set__SWIG_0(swigCPtr, degreeInU, degreeInV, propsInU, propsInV, numControlPointsInU, numControlPointsInV, OdGePoint3dArray.getCPtr(controlPoints), OdGeDoubleArray.getCPtr(weights), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots), OdGeTol.getCPtr(tol)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface set(int degreeInU, int degreeInV, int propsInU, int propsInV, int numControlPointsInU, int numControlPointsInV, OdGePoint3dArray controlPoints, OdGeDoubleArray weights, OdGeKnotVector uKnots, OdGeKnotVector vKnots) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_set__SWIG_1(swigCPtr, degreeInU, degreeInV, propsInU, propsInV, numControlPointsInU, numControlPointsInV, OdGePoint3dArray.getCPtr(controlPoints), OdGeDoubleArray.getCPtr(weights), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface setFitData(OdGePoint3dArray fitPoints, OdGeVector3dArray arrTangentsInU, OdGeVector3dArray arrTangentsInV, OdGeVector3dArray arrMixedDerivs, OdGeKnotVector uKnots, OdGeKnotVector vKnots, OdGeTol tol) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_setFitData(swigCPtr, OdGePoint3dArray.getCPtr(fitPoints), OdGeVector3dArray.getCPtr(arrTangentsInU), OdGeVector3dArray.getCPtr(arrTangentsInV), OdGeVector3dArray.getCPtr(arrMixedDerivs), OdGeKnotVector.getCPtr(uKnots), OdGeKnotVector.getCPtr(vKnots), OdGeTol.getCPtr(tol)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public void computeVIsoLine(double V, OdGeNurbCurve3d isoline) {
    GlobalsPINVOKE.OdGeNurbSurface_computeVIsoLine(swigCPtr, V, OdGeNurbCurve3d.getCPtr(isoline));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public void computeUIsoLine(double U, OdGeNurbCurve3d isoline) {
    GlobalsPINVOKE.OdGeNurbSurface_computeUIsoLine(swigCPtr, U, OdGeNurbCurve3d.getCPtr(isoline));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
  }
 
  public OdGePoint2d paramOfPrec(OdGePoint3d point, OdGeTol tol) {
    OdGePoint2d ret = new OdGePoint2d(GlobalsPINVOKE.OdGeNurbSurface_paramOfPrec__SWIG_0(swigCPtr, OdGePoint3d.getCPtr(point), OdGeTol.getCPtr(tol)), true);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGePoint2d paramOfPrec(OdGePoint3d point) {
    OdGePoint2d ret = new OdGePoint2d(GlobalsPINVOKE.OdGeNurbSurface_paramOfPrec__SWIG_1(swigCPtr, OdGePoint3d.getCPtr(point)), true);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public int loc(int i, int j) {
    int ret = GlobalsPINVOKE.OdGeNurbSurface_loc(swigCPtr, i, j);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source, OdGeUvBox domain, OdGeTol tol, bool sameParametrization) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_0(OdGeSurface.getCPtr(source), OdGeUvBox.getCPtr(domain), OdGeTol.getCPtr(tol), sameParametrization);
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source, OdGeUvBox domain, OdGeTol tol) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_1(OdGeSurface.getCPtr(source), OdGeUvBox.getCPtr(domain), OdGeTol.getCPtr(tol));
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source, OdGeUvBox domain) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_2(OdGeSurface.getCPtr(source), OdGeUvBox.getCPtr(domain));
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source, OdGeTol tol, bool sameParametrization) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_3(OdGeSurface.getCPtr(source), OdGeTol.getCPtr(tol), sameParametrization);
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source, OdGeTol tol) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_4(OdGeSurface.getCPtr(source), OdGeTol.getCPtr(tol));
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public static OdGeNurbSurface convertFrom(OdGeSurface source) {
    global::System.IntPtr cPtr = GlobalsPINVOKE.OdGeNurbSurface_convertFrom__SWIG_5(OdGeSurface.getCPtr(source));
    OdGeNurbSurface ret = (cPtr == global::System.IntPtr.Zero) ? null : new OdGeNurbSurface(cPtr, false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface joinWith(OdGeNurbSurface surface, OdGeNurbSurface.ConnectionSide thisConnectionSide, OdGeNurbSurface.ConnectionSide surfaceConnectionSide, OdGeTol tol) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_joinWith__SWIG_0(swigCPtr, OdGeNurbSurface.getCPtr(surface), (int)thisConnectionSide, (int)surfaceConnectionSide, OdGeTol.getCPtr(tol)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface joinWith(OdGeNurbSurface surface, OdGeNurbSurface.ConnectionSide thisConnectionSide, OdGeNurbSurface.ConnectionSide surfaceConnectionSide) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_joinWith__SWIG_1(swigCPtr, OdGeNurbSurface.getCPtr(surface), (int)thisConnectionSide, (int)surfaceConnectionSide), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface elevateDegree(bool iByU, int iPlusDegree) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_elevateDegree(swigCPtr, iByU, iPlusDegree), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface insertKnot(bool iByU, double iNewKnot, int iTimes) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_insertKnot__SWIG_0(swigCPtr, iByU, iNewKnot, iTimes), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface insertKnot(bool iByU, double iNewKnot) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_insertKnot__SWIG_1(swigCPtr, iByU, iNewKnot), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public double knotAt(bool iByU, int iKnotIndex) {
    double ret = GlobalsPINVOKE.OdGeNurbSurface_knotAt(swigCPtr, iByU, iKnotIndex);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGePoint3d controlPointAt(int iIdxU, int iIdxV) {
    OdGePoint3d ret = new OdGePoint3d(GlobalsPINVOKE.OdGeNurbSurface_controlPointAt(swigCPtr, iIdxU, iIdxV), true);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public OdGeNurbSurface setControlPointAt(int iIdxU, int iIdxV, OdGePoint3d iPoint) {
    OdGeNurbSurface ret = new OdGeNurbSurface(GlobalsPINVOKE.OdGeNurbSurface_setControlPointAt(swigCPtr, iIdxU, iIdxV, OdGePoint3d.getCPtr(iPoint)), false);
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
  public bool getDerivativesAtWr(OdGePoint2d param, UInt32 /*SIMPLETYPE*/ numDeriv, VectorDerivArrayWr derivatives) {
    bool ret = GlobalsPINVOKE.OdGeNurbSurface_getDerivativesAtWr(swigCPtr, OdGePoint2d.getCPtr(param), numDeriv /*SIMPLETYPE*/, VectorDerivArrayWr.getCPtr(derivatives));
    if (GlobalsPINVOKE.SWIGPendingException.Pending) throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }
 
     public  Teigha.Core.OdGe.EntityId vb_type() { return this.type(); }
  
  public enum ConnectionSide {
    kLowerU = 1,
    kUpperU = 2,
    kLowerV = 3,
    kUpperV = 4
  }
 
}
 
}