itkNeighborhoodBinaryThresholdImageFunction.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkNeighborhoodBinaryThresholdImageFunction.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:57:13 $
  Version:   $Revision: 1.4 $

  Copyright (c) 2002 Insight 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 _itkNeighborhoodBinaryThresholdImageFunction_h
#define _itkNeighborhoodBinaryThresholdImageFunction_h

#include "itkBinaryThresholdImageFunction.h"

namespace itk
{

template <class TInputImage, class TCoordRep = float >
class ITK_EXPORT NeighborhoodBinaryThresholdImageFunction :
  public BinaryThresholdImageFunction< TInputImage, TCoordRep >
{
public:
  typedef NeighborhoodBinaryThresholdImageFunction Self;
  typedef BinaryThresholdImageFunction<TInputImage,TCoordRep> Superclass;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self>  ConstPointer;
  
  itkTypeMacro(NeighborhoodBinaryThresholdImageFunction, BinaryThresholdImageFunction);

  itkNewMacro(Self);

  typedef TInputImage InputImageType;

  typedef typename Superclass::OutputType OutputType;

  typedef typename Superclass::IndexType IndexType;
  
  typedef typename Superclass::ContinuousIndexType ContinuousIndexType;

  typedef typename Superclass::PointType PointType;

  typedef typename Superclass::PixelType PixelType;

  itkStaticConstMacro(ImageDimension, unsigned int,
                      InputImageType::ImageDimension);

  typedef typename InputImageType::SizeType InputSizeType;

  itkSetMacro(Radius, InputSizeType);

  itkGetConstReferenceMacro(Radius, InputSizeType);

  virtual bool EvaluateAtIndex( const IndexType& index ) const;
  
  virtual bool Evaluate( const PointType& point ) const
    { 
      IndexType index;
      this->ConvertPointToNearestIndex( point, index );
      return this->EvaluateAtIndex( index ); 
    }
  virtual bool EvaluateAtContinuousIndex( 
    const ContinuousIndexType& cindex ) const
    { 
      IndexType index;
      this->ConvertContinuousIndexToNearestIndex( cindex, index );
      return this->EvaluateAtIndex( index ) ; 
    }
  
protected:
  NeighborhoodBinaryThresholdImageFunction();
  ~NeighborhoodBinaryThresholdImageFunction(){};
  void PrintSelf(std::ostream& os, Indent indent) const;

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

  InputSizeType m_Radius;
};

} // namespace itk

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

#endif

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