itkTwoOutputExampleImageFilter.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#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);

  itkGetConstMacro(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,
                            ThreadIdType 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.hxx"
#endif

#endif