itkSymmetricEllipsoidInteriorExteriorSpatialFunction.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkSymmetricEllipsoidInteriorExteriorSpatialFunction.h,v $
  Language:  C++
  Date:      $Date: 2003/09/10 14:29:27 $
  Version:   $Revision: 1.12 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.

=========================================================================*/
#ifndef __itkSymmetricEllipsoidInteriorExteriorSpatialFunction_h
#define __itkSymmetricEllipsoidInteriorExteriorSpatialFunction_h

#include "itkInteriorExteriorSpatialFunction.h"

namespace itk
{

template <unsigned int VDimension = 3,
          typename TInput = Point<double, VDimension> >
class ITK_EXPORT SymmetricEllipsoidInteriorExteriorSpatialFunction:
    public InteriorExteriorSpatialFunction<VDimension, TInput>
{
public:
  typedef SymmetricEllipsoidInteriorExteriorSpatialFunction Self;
  typedef InteriorExteriorSpatialFunction<VDimension> Superclass;
  typedef SmartPointer<Self>  Pointer;
  typedef SmartPointer<const Self>  ConstPointer; 
      
  itkNewMacro(Self);

  itkTypeMacro(SymmetricEllipsoidInteriorExteriorSpatialFunction,InteriorExteriorSpatialFunction);

  typedef typename Superclass::InputType InputType;

  typedef typename Superclass::OutputType OutputType;

  OutputType Evaluate(const InputType& position) const;

  itkGetMacro(Center, InputType);
  itkSetMacro(Center, InputType);
  
  void SetOrientation(Vector<double> orientation, double uniqueAxis, double symmetricAxes);
     
protected:
  SymmetricEllipsoidInteriorExteriorSpatialFunction();
  virtual ~SymmetricEllipsoidInteriorExteriorSpatialFunction();

  void PrintSelf(std::ostream& os, Indent indent) const;

private:
  SymmetricEllipsoidInteriorExteriorSpatialFunction(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  InputType m_Center;

  double m_UniqueAxis;
  
  double m_SymmetricAxes;

  Vector<double, VDimension> m_Orientation;

  double m_VectorRatio;

};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkSymmetricEllipsoidInteriorExteriorSpatialFunction.txx"
#endif

#endif

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