itkEllipsoidInteriorExteriorSpatialFunction.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkEllipsoidInteriorExteriorSpatialFunction.h,v $
  Language:  C++
  Date:      $Date: 2009-04-25 12:24:05 $
  Version:   $Revision: 1.19 $

  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 __itkEllipsoidInteriorExteriorSpatialFunction_h
#define __itkEllipsoidInteriorExteriorSpatialFunction_h

#include "itkInteriorExteriorSpatialFunction.h"
#include "vnl/vnl_matrix_fixed.h"

namespace itk
{

template <unsigned int VDimension = 3,
          typename TInput = Point<double, VDimension> >
class ITK_EXPORT EllipsoidInteriorExteriorSpatialFunction
: public InteriorExteriorSpatialFunction<VDimension, TInput>
{
public:

  typedef EllipsoidInteriorExteriorSpatialFunction            Self;
  typedef InteriorExteriorSpatialFunction<VDimension, TInput> Superclass;
  typedef SmartPointer<Self>                                  Pointer;
  typedef SmartPointer<const Self>                            ConstPointer; 

  itkTypeMacro(EllipsoidInteriorExteriorSpatialFunction,InteriorExteriorSpatialFunction);

  itkNewMacro(Self);

  typedef typename Superclass::InputType InputType;

  typedef typename Superclass::OutputType OutputType;

  typedef vnl_matrix_fixed<double, VDimension, VDimension> OrientationType;

  itkGetConstMacro(Center, InputType);
  itkSetMacro(Center, InputType);

  itkGetConstMacro(Axes, InputType);
  itkSetMacro(Axes, InputType);

  void SetOrientations(const OrientationType &);

  OutputType Evaluate(const InputType& position) const;

protected:
  EllipsoidInteriorExteriorSpatialFunction();
  virtual ~EllipsoidInteriorExteriorSpatialFunction();

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

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

  InputType m_Center;

  InputType m_Axes;

  double ** m_Orientations;
};

} // end namespace itk

// Define instantiation macro for this template.
#define ITK_TEMPLATE_EllipsoidInteriorExteriorSpatialFunction(_, EXPORT, x, y) namespace itk { \
  _(2(class EXPORT EllipsoidInteriorExteriorSpatialFunction< ITK_TEMPLATE_2 x >)) \
  namespace Templates { typedef EllipsoidInteriorExteriorSpatialFunction< ITK_TEMPLATE_2 x > \
                                                  EllipsoidInteriorExteriorSpatialFunction##y; } \
  }

#if ITK_TEMPLATE_EXPLICIT
# include "Templates/itkEllipsoidInteriorExteriorSpatialFunction+-.h"
#endif

#if ITK_TEMPLATE_TXX
# include "itkEllipsoidInteriorExteriorSpatialFunction.txx"
#endif

#endif