rtkMotionCompensatedFourDROOSTERConeBeamReconstructionFilter.h

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/*=========================================================================
 *
 *  Copyright RTK 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
 *
 *         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 rtkMotionCompensatedFourDROOSTERConeBeamReconstructionFilter_h
#define rtkMotionCompensatedFourDROOSTERConeBeamReconstructionFilter_h

#include "rtkFourDROOSTERConeBeamReconstructionFilter.h"
#include "rtkMotionCompensatedFourDConjugateGradientConeBeamReconstructionFilter.h"

namespace rtk
{
template <typename VolumeSeriesType, typename ProjectionStackType>
class ITK_TEMPLATE_EXPORT MotionCompensatedFourDROOSTERConeBeamReconstructionFilter
  : public rtk::FourDROOSTERConeBeamReconstructionFilter<VolumeSeriesType, ProjectionStackType>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(MotionCompensatedFourDROOSTERConeBeamReconstructionFilter);

  using Self = MotionCompensatedFourDROOSTERConeBeamReconstructionFilter;
  using Superclass = rtk::FourDROOSTERConeBeamReconstructionFilter<VolumeSeriesType, ProjectionStackType>;
  using Pointer = itk::SmartPointer<Self>;
  using VolumeType = ProjectionStackType;
  using CovariantVectorForSpatialGradient =
    itk::CovariantVector<typename VolumeSeriesType::ValueType, VolumeSeriesType::ImageDimension - 1>;
  using CovariantVectorForTemporalGradient = itk::CovariantVector<typename VolumeSeriesType::ValueType, 1>;
  using DVFVectorType = CovariantVectorForSpatialGradient;

  using ForwardProjectionType = typename Superclass::ForwardProjectionType;
  using BackProjectionType = typename Superclass::BackProjectionType;
  using SpatialGradientImageType =
    typename VolumeSeriesType::template RebindImageType<CovariantVectorForSpatialGradient,
                                                        VolumeSeriesType::ImageDimension>;
  using TemporalGradientImageType =
    typename VolumeSeriesType::template RebindImageType<CovariantVectorForTemporalGradient,
                                                        VolumeSeriesType::ImageDimension>;
  using DVFSequenceImageType =
    typename VolumeSeriesType::template RebindImageType<DVFVectorType, VolumeSeriesType::ImageDimension>;
  using DVFImageType =
    typename VolumeSeriesType::template RebindImageType<DVFVectorType, VolumeSeriesType::ImageDimension - 1>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(MotionCompensatedFourDROOSTERConeBeamReconstructionFilter);

  using MotionCompensatedFourDCGFilterType =
    rtk::MotionCompensatedFourDConjugateGradientConeBeamReconstructionFilter<VolumeSeriesType, ProjectionStackType>;

  void
  SetForwardProjectionFilter(ForwardProjectionType itkNotUsed(fwtype)) override
  {
    itkExceptionMacro(<< "ForwardProjection cannot be changed");
  }
  void
  SetBackProjectionFilter(BackProjectionType itkNotUsed(bptype)) override
  {
    itkExceptionMacro(<< "BackProjection cannot be changed");
  }

  void
  SetSignal(const std::vector<double> signal) override;

protected:
  MotionCompensatedFourDROOSTERConeBeamReconstructionFilter();
  ~MotionCompensatedFourDROOSTERConeBeamReconstructionFilter() override = default;

  void
  GenerateData() override;

  void
  GenerateOutputInformation() override;

  void
  GenerateInputRequestedRegion() override;
};
} // namespace rtk


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

#endif