itkRegionGrowImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkRegionGrowImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2005-11-30 23:19:29 $
  Version:   $Revision: 1.20 $

  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 _itkRegionGrowImageFilter_h
#define _itkRegionGrowImageFilter_h

#include "itkObject.h"
#include "itkImageToImageFilter.h"

namespace itk
{

template <class TInputImage, class TOutputImage>
class ITK_EXPORT RegionGrowImageFilter :
    public ImageToImageFilter<TInputImage,TOutputImage>
{
public:
  typedef RegionGrowImageFilter   Self;
  typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
  typedef SmartPointer<Self>  Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkTypeMacro(RegionGrowImageFilter,ImageToImageFilter);

  typedef TInputImage                           InputImageType;
  typedef typename TInputImage::Pointer         InputImagePointer;
  typedef typename TInputImage::ConstPointer    InputImageConstPointer;

  typedef typename TInputImage::PixelType       InputImagePixelType;

  typedef TOutputImage                          OutputImageType;
  typedef typename TOutputImage::Pointer        OutputImagePointer;

  typedef typename TOutputImage::PixelType OutputImagePixelType;

  typedef typename TInputImage::SizeType        GridSizeType;

  itkSetMacro(GridSize, GridSizeType);
  itkGetConstReferenceMacro(GridSize, GridSizeType);

  itkSetMacro(MaximumNumberOfRegions, unsigned int);
  itkGetConstReferenceMacro(MaximumNumberOfRegions, unsigned int);

  virtual void ApplyRegionGrowImageFilter() = 0;

  virtual void MergeRegions() = 0;

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

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

  unsigned int    m_MaximumNumberOfRegions;

  GridSizeType    m_GridSize;

}; // class RegionGrowImageFilter

} // namespace itk

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


#endif

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