vtkParametricMobius.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkParametricMobius.h,v $

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkParametricMobius_h
#define __vtkParametricMobius_h

#include "vtkParametricFunction.h"

class VTK_COMMON_EXPORT vtkParametricMobius : public vtkParametricFunction
{
public:
  vtkTypeRevisionMacro(vtkParametricMobius,vtkParametricFunction);
  void PrintSelf(ostream& os, vtkIndent indent);
  
  static vtkParametricMobius *New();


  vtkSetMacro(Radius,double);
  vtkGetMacro(Radius,double);

  virtual int GetDimension() {return 2;}

  virtual void Evaluate(double uvw[3], double Pt[3], double Duvw[9]);

  virtual double EvaluateScalar(double uvw[3], double Pt[3], double Duvw[9]);

protected:
  vtkParametricMobius();
  ~vtkParametricMobius();

  // Variables
  double Radius;

private:
  vtkParametricMobius(const vtkParametricMobius&);  // Not implemented.
  void operator=(const vtkParametricMobius&);  // Not implemented.
};

#endif

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