elxDeformationFieldTransform.h

Go to the documentation of this file.

/*=========================================================================
 *
 *  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 elxDeformationFieldTransform_h
#define elxDeformationFieldTransform_h
 
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkDeformationFieldInterpolatingTransform.h"
#include "itkAdvancedCombinationTransform.h"
 
namespace elastix
{
 
template <class TElastix>
class ITK_TEMPLATE_EXPORT DeformationFieldTransform
  : public itk::AdvancedCombinationTransform<typename elx::TransformBase<TElastix>::CoordRepType,
                                             elx::TransformBase<TElastix>::FixedImageDimension>
  , public TransformBase<TElastix>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(DeformationFieldTransform);
 
  using Self = DeformationFieldTransform;
 
  using DeformationFieldInterpolatingTransformType =
    itk::DeformationFieldInterpolatingTransform<typename elx::TransformBase<TElastix>::CoordRepType,
                                                elx::TransformBase<TElastix>::FixedImageDimension,
                                                float>;
 
  using Superclass1 = itk::AdvancedCombinationTransform<typename elx::TransformBase<TElastix>::CoordRepType,
                                                        elx::TransformBase<TElastix>::FixedImageDimension>;
 
  using Superclass2 = elx::TransformBase<TElastix>;
 
  using Pointer = itk::SmartPointer<Self>;
  using ConstPointer = itk::SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(DeformationFieldTransform, itk::AdvancedCombinationTransform);
 
  elxClassNameMacro("DeformationFieldTransform");
 
  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 DeformationFieldType = typename DeformationFieldInterpolatingTransformType::DeformationFieldType;
  using DeformationFieldVectorType = typename DeformationFieldInterpolatingTransformType::DeformationFieldVectorType;
 
  using DeformationFieldInterpolatingTransformPointer = typename DeformationFieldInterpolatingTransformType::Pointer;
 
  using typename Superclass2::ElastixType;
  using typename Superclass2::ParameterMapType;
  using typename Superclass2::RegistrationType;
  using typename Superclass2::CoordRepType;
  using typename Superclass2::FixedImageType;
  using typename Superclass2::MovingImageType;
  using ITKBaseType = typename Superclass2::ITKBaseType;
  using CombinationTransformType = typename Superclass2::CombinationTransformType;
 
  void
  ReadFromFile() override;
 
protected:
  DeformationFieldTransform();
  ~DeformationFieldTransform() override = default;
 
private:
  elxOverrideGetSelfMacro;
 
  ParameterMapType
  CreateDerivedTransformParameterMap() const override;
 
  void
  WriteDerivedTransformDataToFile() const override;
 
  using DirectionType = typename DeformationFieldType::DirectionType;
 
  const DeformationFieldInterpolatingTransformPointer m_DeformationFieldInterpolatingTransform{
    DeformationFieldInterpolatingTransformType::New()
  };
 
  DirectionType m_OriginalDeformationFieldDirection;
};
 
} // end namespace elastix
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "elxDeformationFieldTransform.hxx"
#endif
 
#endif // end #ifndef elxDeformationFieldTransform_h