itkNeighborhoodOperatorImageFunction.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkNeighborhoodOperatorImageFunction.h,v $
  Language:  C++
  Date:      $Date: 2003/09/10 14:29:18 $
  Version:   $Revision: 1.4 $

  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 _itkNeighborhoodOperatorImageFunction_h
#define _itkNeighborhoodOperatorImageFunction_h

#include "itkImageFunction.h"
#include "itkNeighborhood.h"

namespace itk
{

template <class TInputImage,class TOutput>
class ITK_EXPORT NeighborhoodOperatorImageFunction :
  public ImageFunction< TInputImage, TOutput >
{
public:

  typedef NeighborhoodOperatorImageFunction Self;

  typedef ImageFunction<TInputImage, TOutput> Superclass;

  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkNewMacro(Self);

  typedef TInputImage                                     InputImageType;
  typedef typename InputImageType::PixelType              InputPixelType;
  typedef typename Superclass::IndexType                  IndexType;
  typedef typename Superclass::ContinuousIndexType        ContinuousIndexType;

  itkTypeMacro( NeighborhoodOperatorImageFunction, ImageFunction );


  itkStaticConstMacro(ImageDimension, unsigned int,
                      InputImageType::ImageDimension);
  
  typedef Neighborhood<TOutput, itkGetStaticConstMacro(ImageDimension)> NeighborhoodType;

  typedef typename Superclass::PointType PointType;

  //virtual void SetInputImage( InputImageType * ptr );

  void SetOperator(const NeighborhoodType &p) const
    {
    m_Operator = p;
    this->Modified();
    }
  
   virtual TOutput Evaluate(const PointType& ) const 
   {
    std::cout << "NeighborhoodOperatorImageFunction::Evaluate(): Not implemented!" << std::endl;
    TOutput out;
    out = 0;
    return out;
   }
  virtual TOutput EvaluateAtIndex( const IndexType & index ) const;

  virtual TOutput EvaluateAtContinuousIndex( 
    const ContinuousIndexType &  ) const 
  {
    std::cout << "NeighborhoodOperatorImageFunction::EvaluateAtContinuousIndex():Not implemented!" << std::endl;
    TOutput out;
    out = 0;
    return out;
  }

protected:
  NeighborhoodOperatorImageFunction();
  NeighborhoodOperatorImageFunction( const Self& ){};

  ~NeighborhoodOperatorImageFunction(){};

  void operator=( const Self& ){};
  void PrintSelf(std::ostream& os, Indent indent) const;

private:

  mutable NeighborhoodType m_Operator;

};

} // namespace itk

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

#endif

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