rtkProjectGeometricPhantomImageFilter.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 rtkProjectGeometricPhantomImageFilter_h
#define rtkProjectGeometricPhantomImageFilter_h

#include <itkInPlaceImageFilter.h>
#include <itkAddImageFilter.h>
#include "rtkGeometricPhantom.h"
#include "rtkThreeDCircularProjectionGeometry.h"

namespace rtk
{

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

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

  using GeometryType = rtk::ThreeDCircularProjectionGeometry;
  using GeometryConstPointer = typename GeometryType::ConstPointer;
  using GeometricPhantomConstPointer = GeometricPhantom::ConstPointer;
  using StringType = std::string;
  using VectorType = ConvexShape::VectorType;
  using RotationMatrixType = ConvexShape::RotationMatrixType;
  using ScalarType = ConvexShape::ScalarType;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(ProjectGeometricPhantomImageFilter);

  itkGetConstObjectMacro(GeometricPhantom, GeometricPhantom);
  itkSetConstObjectMacro(GeometricPhantom, GeometricPhantom);

  itkGetConstObjectMacro(Geometry, GeometryType);
  itkSetConstObjectMacro(Geometry, GeometryType);

  itkSetMacro(ConfigFile, StringType);
  itkGetMacro(ConfigFile, StringType);

  itkSetMacro(PhantomScale, VectorType);
  itkGetMacro(PhantomScale, VectorType);

  virtual void
  SetPhantomScale(const ScalarType _arg)
  {
    SetPhantomScale(VectorType(_arg));
  }

  itkSetMacro(OriginOffset, VectorType);
  itkGetMacro(OriginOffset, VectorType);

  itkSetMacro(RotationMatrix, RotationMatrixType);
  itkGetMacro(RotationMatrix, RotationMatrixType);

  void
  AddClipPlane(const VectorType & dir, const ScalarType & pos);
  void
  SetClipPlanes(const std::vector<VectorType> & dir, const std::vector<ScalarType> & pos);

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

  void
  VerifyPreconditions() const override;

  void
  GenerateData() override;

private:
  GeometricPhantomConstPointer m_GeometricPhantom;
  GeometryConstPointer         m_Geometry;
  StringType                   m_ConfigFile;
  VectorType                   m_PhantomScale{ 1. };
  VectorType                   m_OriginOffset{ 0. };
  RotationMatrixType           m_RotationMatrix;
  std::vector<VectorType>      m_PlaneDirections;
  std::vector<ScalarType>      m_PlanePositions;
};

} // end namespace rtk

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

#endif