itkBinomialBlurImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkBinomialBlurImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2008-10-09 15:31:37 $
  Version:   $Revision: 1.16 $

  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 __itkBinomialBlurImageFilter_h
#define __itkBinomialBlurImageFilter_h

#include "itkImageFunction.h"
#include "itkImageRegionIterator.h"
#include "itkImageToImageFilter.h"
#include "itkSize.h"

namespace itk
{

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

  itkNewMacro(Self);

  itkTypeMacro( BinomialBlurImageFilter, ImageToImageFilter );

  itkStaticConstMacro(NDimensions, unsigned int, TInputImage::ImageDimension);
  itkStaticConstMacro(NOutputDimensions, unsigned int, TOutputImage::ImageDimension);

  typedef TInputImage                             InputImageType;
  typedef TOutputImage                            OutputImageType;
  typedef typename OutputImageType::Pointer       OutputImagePointer;
  typedef typename InputImageType::Pointer        InputImagePointer;
  typedef typename InputImageType::ConstPointer   InputImageConstPointer;

  typedef Size<itkGetStaticConstMacro(NDimensions)> SizeType;

  typedef typename TOutputImage::IndexType IndexType;

  typedef typename TOutputImage::PixelType PixelType;

  typedef typename TOutputImage::RegionType OutputImageRegionType;

  itkSetMacro(Repetitions, unsigned int);
  itkGetMacro(Repetitions, unsigned int);

  void GenerateInputRequestedRegion();

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(SameDimensionCheck,
    (Concept::SameDimension<itkGetStaticConstMacro(NDimensions),
                            itkGetStaticConstMacro(NOutputDimensions)>));
  itkConceptMacro(InputConvertibleToDoubleCheck,
    (Concept::Convertible<typename TInputImage::PixelType, double>));
  itkConceptMacro(DoubleConvertibleToOutputCheck,
    (Concept::Convertible<double, PixelType>));

#endif

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

  void GenerateData();

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

  unsigned int m_Repetitions;
};

} // end namespace itk

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

#endif

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