elxAdvancedAffineTransform.h

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/*=========================================================================
 *
 *  Copyright UMC Utrecht and contributors
 *
 *  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 elxAdvancedAffineTransform_h
#define elxAdvancedAffineTransform_h
 
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkAdvancedMatrixOffsetTransformBase.h"
#include "itkAdvancedCombinationTransform.h"
#include "itkCenteredTransformInitializer2.h"
 
namespace elastix
{

 
template <typename TElastix>
class ITK_TEMPLATE_EXPORT AdvancedAffineTransformElastix
  : public itk::AdvancedCombinationTransform<typename elx::TransformBase<TElastix>::CoordinateType,
                                             elx::TransformBase<TElastix>::FixedImageDimension>
  , public elx::TransformBase<TElastix>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(AdvancedAffineTransformElastix);

  using Self = AdvancedAffineTransformElastix;
  using Superclass1 = itk::AdvancedCombinationTransform<typename elx::TransformBase<TElastix>::CoordinateType,
                                                        elx::TransformBase<TElastix>::FixedImageDimension>;
  using Superclass2 = elx::TransformBase<TElastix>;
  using Pointer = itk::SmartPointer<Self>;
  using ConstPointer = itk::SmartPointer<const Self>;

  using AffineTransformType =
    itk::AdvancedMatrixOffsetTransformBase<typename elx::TransformBase<TElastix>::CoordinateType,
                                           elx::TransformBase<TElastix>::FixedImageDimension,
                                           elx::TransformBase<TElastix>::MovingImageDimension>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(AdvancedAffineTransformElastix);

  elxClassNameMacro("AffineTransform");

  itkStaticConstMacro(SpaceDimension, unsigned int, Superclass2::FixedImageDimension);

  using typename Superclass1::ScalarType;
  using typename Superclass1::ParametersType;
  using typename Superclass1::NumberOfParametersType;
  using typename Superclass1::JacobianType;
  using typename Superclass1::InputVectorType;
  using typename Superclass1::OutputVectorType;
  using typename Superclass1::InputCovariantVectorType;
  using typename Superclass1::OutputCovariantVectorType;
  using typename Superclass1::InputVnlVectorType;
  using typename Superclass1::OutputVnlVectorType;
  using typename Superclass1::InputPointType;
  using typename Superclass1::OutputPointType;

  using typename Superclass2::ElastixType;
  using typename Superclass2::ParameterMapType;
  using typename Superclass2::RegistrationType;
  using typename Superclass2::CoordinateType;
  using typename Superclass2::FixedImageType;
  using typename Superclass2::MovingImageType;
  using ITKBaseType = typename Superclass2::ITKBaseType;
  using CombinationTransformType = typename Superclass2::CombinationTransformType;

  using IndexType = typename FixedImageType::IndexType;
  using IndexValueType = typename IndexType::IndexValueType;
  using SizeType = typename FixedImageType::SizeType;
  using PointType = typename FixedImageType::PointType;
  using SpacingType = typename FixedImageType::SpacingType;
  using RegionType = typename FixedImageType::RegionType;
  using DirectionType = typename FixedImageType::DirectionType;
 
  // typedef CenteredTransformInitializer<
  using TransformInitializerType =
    itk::CenteredTransformInitializer2<AffineTransformType, FixedImageType, MovingImageType>;
  using TransformInitializerPointer = typename TransformInitializerType::Pointer;
  using AffineTransformPointer = typename AffineTransformType::Pointer;

  using typename Superclass2::ScalesType;

  void
  BeforeRegistration() override;

  virtual void
  SetScales();

  void
  ReadFromFile() override;
 
protected:
  AdvancedAffineTransformElastix();
  ~AdvancedAffineTransformElastix() override = default;
 
private:
  elxOverrideGetSelfMacro;

  bool
  ReadCenterOfRotationPoint(InputPointType & rotationPoint) const;

  void
  InitializeTransform();

  ParameterMapType
  CreateDerivedTransformParameterMap() const override;
 
  const AffineTransformPointer m_AffineTransform{ AffineTransformType::New() };
};
 
} // end namespace elastix
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "elxAdvancedAffineTransform.hxx"
#endif
 
#endif // end #ifndef elxAdvancedAffineTransform_h