itkReconstructionImageFilter.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 itkReconstructionImageFilter_h
#define itkReconstructionImageFilter_h
 
#include "itkImageToImageFilter.h"
#include "itkShapedNeighborhoodIterator.h"
#include "itkImageRegionIterator.h"
#include "itkProgressReporter.h"
#include <queue>
 
// #define BASIC
#define COPY
 
#ifdef COPY
#  include "itkNeighborhoodAlgorithm.h"
#endif
 
namespace itk
{
 
template <typename TInputImage, typename TOutputImage, typename TCompare>
class ITK_TEMPLATE_EXPORT ReconstructionImageFilter : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ReconstructionImageFilter);

  using Self = ReconstructionImageFilter;
  using Superclass = ImageToImageFilter<TInputImage, TOutputImage>;
 
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  using InputImageType = TInputImage;
  using ISizeType = typename InputImageType::SizeType;
  using MarkerImageType = TInputImage;
  using MarkerImagePointer = typename MarkerImageType::Pointer;
  using MarkerImageConstPointer = typename MarkerImageType::ConstPointer;
  using MarkerImageRegionType = typename MarkerImageType::RegionType;
  using MarkerImagePixelType = typename MarkerImageType::PixelType;
  using InputImagePixelType = typename InputImageType::PixelType;
  using InputImageIndexType = typename InputImageType::IndexType;
  using MaskImageType = TInputImage;
  using MaskImagePointer = typename MaskImageType::Pointer;
  using MaskImageConstPointer = typename MaskImageType::ConstPointer;
  using MaskImageRegionType = typename MaskImageType::RegionType;
  using MaskImagePixelType = typename MaskImageType::PixelType;
  using OutputImageType = TOutputImage;
  using OutputImagePointer = typename OutputImageType::Pointer;
  using OutputImageConstPointer = typename OutputImageType::ConstPointer;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using OutputImagePixelType = typename OutputImageType::PixelType;
  using OutputImageIndexType = typename OutputImageType::IndexType;


  static constexpr unsigned int MarkerImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int MaskImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TOutputImage::ImageDimension;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(ReconstructionImageFilter);

  itkSetInputMacro(MarkerImage, MarkerImageType);
  itkGetInputMacro(MarkerImage, MarkerImageType);

  itkSetInputMacro(MaskImage, MaskImageType);
  itkGetInputMacro(MaskImage, MaskImageType);

  itkSetMacro(FullyConnected, bool);
  itkGetConstReferenceMacro(FullyConnected, bool);
  itkBooleanMacro(FullyConnected);

  itkSetMacro(UseInternalCopy, bool);
  itkGetConstReferenceMacro(UseInternalCopy, bool);
  itkBooleanMacro(UseInternalCopy);
 
protected:
  ReconstructionImageFilter();
  ~ReconstructionImageFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  void
  GenerateInputRequestedRegion() override;

  void
  EnlargeOutputRequestedRegion(DataObject * itkNotUsed(output)) override;
 
  void
  GenerateData() override;

  typename TInputImage::PixelType m_MarkerValue{};
 
private:
  bool m_FullyConnected{};
  bool m_UseInternalCopy{};
 
  using FaceCalculatorType = typename itk::NeighborhoodAlgorithm::ImageBoundaryFacesCalculator<OutputImageType>;
 
  using FaceListType = typename FaceCalculatorType::FaceListType;
  using FaceListTypeIt = typename FaceCalculatorType::FaceListType::iterator;
 
  using InputIteratorType = ImageRegionConstIterator<InputImageType>;
  using OutputIteratorType = ImageRegionIterator<OutputImageType>;
 
  using OutIndexType = typename OutputImageType::IndexType;
  using InIndexType = typename InputImageType::IndexType;
  using CNInputIterator = ConstShapedNeighborhoodIterator<InputImageType>;
  using NOutputIterator = ShapedNeighborhoodIterator<OutputImageType>;
}; // end of class
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkReconstructionImageFilter.hxx"
#endif
 
#endif