itkAccumulateImageFilter.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 __itkAccumulateImageFilter_h
#define __itkAccumulateImageFilter_h

#include "itkImageToImageFilter.h"

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

  itkNewMacro(Self);

  itkTypeMacro(AccumulateImageFilter, ImageToImageFilter);

  typedef TInputImage                            InputImageType;
  typedef typename    InputImageType::Pointer    InputImagePointer;
  typedef typename    InputImageType::RegionType InputImageRegionType;
  typedef typename    InputImageType::PixelType  InputImagePixelType;

  typedef TOutputImage                             OutputImageType;
  typedef typename     OutputImageType::Pointer    OutputImagePointer;
  typedef typename     OutputImageType::RegionType OutputImageRegionType;
  typedef typename     OutputImageType::PixelType  OutputImagePixelType;

  itkStaticConstMacro(InputImageDimension, unsigned int,
                      TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro( ImageDimensionCheck,
                   ( Concept::SameDimensionOrMinusOne< itkGetStaticConstMacro(InputImageDimension),
                                                       itkGetStaticConstMacro(OutputImageDimension) > ) );

#endif

  itkGetConstMacro(AccumulateDimension, unsigned int);
  itkSetMacro(AccumulateDimension, unsigned int);

  itkSetMacro(Average, bool);
  itkGetConstMacro(Average, bool);
  itkBooleanMacro(Average);

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

  virtual void GenerateOutputInformation();

  virtual void GenerateInputRequestedRegion();

  void GenerateData(void);

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

  unsigned int m_AccumulateDimension;
  bool         m_Average;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkAccumulateImageFilter.hxx"
#endif

#endif