rtkMaskCollimationImageFilter.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 rtkMaskCollimationImageFilter_h
#define rtkMaskCollimationImageFilter_h

#include <itkInPlaceImageFilter.h>
#include "rtkConfiguration.h"
#include "rtkThreeDCircularProjectionGeometry.h"

namespace rtk
{

template <class TInputImage, class TOutputImage>
class ITK_TEMPLATE_EXPORT MaskCollimationImageFilter : public itk::InPlaceImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(MaskCollimationImageFilter);

  using Self = MaskCollimationImageFilter;
  using Superclass = itk::InPlaceImageFilter<TInputImage, TOutputImage>;
  using Pointer = itk::SmartPointer<Self>;
  using ConstPointer = itk::SmartPointer<const Self>;

  using OutputImageRegionType = typename TOutputImage::RegionType;
  using GeometryType = rtk::ThreeDCircularProjectionGeometry;
  using GeometryPointer = typename GeometryType::Pointer;
  using FileNamesContainer = std::vector<std::string>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(MaskCollimationImageFilter);

  itkGetModifiableObjectMacro(Geometry, GeometryType);
  itkSetObjectMacro(Geometry, GeometryType);

  itkSetMacro(RotationAxisIndex, unsigned int);

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

  void
  VerifyPreconditions() const override;

  void
  BeforeThreadedGenerateData() override;

  void
  DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;

  void
  VerifyInputInformation() const override
  {}

  // Set default parameters
  unsigned int m_RotationAxisIndex = 1; // y-axis

private:
  GeometryPointer m_Geometry;
};

} // end namespace rtk

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

#endif