itkBinaryErodeImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkBinaryErodeImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2005/11/11 20:16:05 $
  Version:   $Revision: 1.18 $

  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 __itkBinaryErodeImageFilter_h
#define __itkBinaryErodeImageFilter_h

#include <vector>
#include <queue>
#include "itkBinaryMorphologyImageFilter.h"
#include "itkImage.h"
#include "itkNumericTraits.h"
#include "itkNeighborhoodIterator.h"
#include "itkConstNeighborhoodIterator.h"
#include "itkNeighborhood.h"
#include "itkImageBoundaryCondition.h"
#include "itkImageRegionIterator.h"
#include "itkConceptChecking.h"

namespace itk
{
template <class TInputImage, class TOutputImage, class TKernel>
class ITK_EXPORT BinaryErodeImageFilter :
    public BinaryMorphologyImageFilter< TInputImage, TOutputImage, TKernel >
{
public:
  itkStaticConstMacro(InputImageDimension, unsigned int,
        TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
        TOutputImage::ImageDimension);

  itkStaticConstMacro(KernelDimension, unsigned int,
        TKernel::NeighborhoodDimension);
  
  typedef TInputImage InputImageType;
  typedef TOutputImage OutputImageType;
  typedef TKernel KernelType;
  

  typedef BinaryErodeImageFilter Self;
  typedef BinaryMorphologyImageFilter< InputImageType, OutputImageType, KernelType> Superclass;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(BinaryErodeImageFilter, BinaryMorphologyImageFilter);

  typedef typename KernelType::ConstIterator KernelIteratorType ;

  typedef typename InputImageType::PixelType InputPixelType;
  typedef typename OutputImageType::PixelType OutputPixelType;
  typedef typename NumericTraits<InputPixelType>::RealType InputRealType;
  typedef typename InputImageType::OffsetType OffsetType;
  typedef typename InputImageType::IndexType IndexType;

  typedef typename InputImageType::RegionType InputImageRegionType;
  typedef typename OutputImageType::RegionType OutputImageRegionType;
  typedef typename InputImageType::SizeType InputSizeType;

  void SetErodeValue(const InputPixelType& value)
    { this->SetForegroundValue( value ); }

  InputPixelType GetErodeValue() const
    { return this->GetForegroundValue(); }

protected:
  BinaryErodeImageFilter();
  virtual ~BinaryErodeImageFilter(){}
  void PrintSelf(std::ostream& os, Indent indent) const;

  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, int threadId );
    
  void BeforeThreadedGenerateData();

  // type inherited from the superclass
  typedef typename Superclass::NeighborIndexContainer NeighborIndexContainer;
  typedef typename Superclass::BorderCellContainer BorderCellContainer;
  typedef typename Superclass::BorderCell BorderCell;
  
private:
  BinaryErodeImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

};

} // end namespace itk

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

#endif

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