itkTwoOutputExampleImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkTwoOutputExampleImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2008-10-18 16:11:15 $
  Version:   $Revision: 1.12 $

  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 __itkTwoOutputExampleImageFilter_h
#define __itkTwoOutputExampleImageFilter_h

#include "itkImageToImageFilter.h"

namespace itk
{

template <class TImage>
class ITK_EXPORT TwoOutputExampleImageFilter:
    public ImageToImageFilter<TImage, TImage>
{
public:
  typedef TwoOutputExampleImageFilter        Self;
  typedef ImageToImageFilter<TImage,TImage>  Superclass;
  typedef SmartPointer<Self>                 Pointer;
  typedef SmartPointer<const Self>           ConstPointer;

  itkNewMacro(Self);  

  typedef typename TImage::PixelType PixelType;

  itkTypeMacro(TwoOutputExampleImageFilter, ImageToImageFilter);

  itkSetMacro(OutsideValue,PixelType);

  itkGetMacro(OutsideValue,PixelType);

  void ThresholdAbove(PixelType &thresh);

  void ThresholdBelow(PixelType &thresh);

  void ThresholdOutside(PixelType &lower, PixelType &upper);

  typedef typename Superclass::InputImageConstPointer InputImageConstPointer;
  
  typedef TImage                               OutputImageType;
  typedef typename OutputImageType::Pointer    OutputImagePointer;
  typedef typename OutputImageType::RegionType OutputImageRegionType;
  typedef typename OutputImageType::PixelType  OutputImagePixelType;

  OutputImagePointer GetInverseOutput()
    { return static_cast<TImage *>(this->ProcessObject::GetOutput(1)); }

  void SetInverseOutput(OutputImageType *output)
    { this->SetNthOutput(1, output); }

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(ComparableCheck,
                  (Concept::Comparable<PixelType>));
  itkConceptMacro(OStreamWritableCheck,
                  (Concept::OStreamWritable<PixelType>));

#endif

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

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

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

  PixelType m_OutsideValue;
  PixelType m_Lower;
  PixelType m_Upper;
};

  
} // end namespace itk
  
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkTwoOutputExampleImageFilter.txx"
#endif
  
#endif