elxTranslationStackTransform.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 elxTranslationStackTransform_h
#define elxTranslationStackTransform_h
 
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkAdvancedCombinationTransform.h"
#include "itkAdvancedTranslationTransform.h"
#include "itkTranslationStackTransform.h"
 

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

  using Self = TranslationStackTransform;
  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>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(TranslationStackTransform);

  elxClassNameMacro("TranslationStackTransform");

  itkStaticConstMacro(SpaceDimension, unsigned int, Superclass2::FixedImageDimension);
  itkStaticConstMacro(ReducedSpaceDimension, unsigned int, Superclass2::FixedImageDimension - 1);

  using TranslationTransformType =
    itk::AdvancedTranslationTransform<typename elx::TransformBase<TElastix>::CoordinateType, Self::SpaceDimension>;
  using TranslationTransformPointer = typename TranslationTransformType::Pointer;

  using ReducedDimensionTranslationTransformType =
    itk::AdvancedTranslationTransform<typename elx::TransformBase<TElastix>::CoordinateType,
                                      Self::ReducedSpaceDimension>;
  using ReducedDimensionTranslationTransformPointer = typename ReducedDimensionTranslationTransformType::Pointer;

  using typename Superclass1::ParametersType;
  using typename Superclass1::NumberOfParametersType;

  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 SizeType = typename FixedImageType::SizeType;

  int
  BeforeAll() override;
 
  void
  BeforeRegistration() override;

  void
  ReadFromFile() override;
 
protected:
  TranslationStackTransform() { this->Superclass1::SetCurrentTransform(m_StackTransform); }

  ~TranslationStackTransform() override = default;
 
private:
  elxOverrideGetSelfMacro;
 
  void
  InitializeTransform();

  ParameterMapType
  CreateDerivedTransformParameterMap() const override;

  using StackTransformType = itk::TranslationStackTransform<SpaceDimension>;

  const typename StackTransformType::Pointer m_StackTransform{ StackTransformType::New() };

  ReducedDimensionTranslationTransformPointer m_DummySubTransform;

  unsigned int m_NumberOfSubTransforms;
  double       m_StackOrigin, m_StackSpacing;
 
  unsigned int
  InitializeTranslationTransform();
};
 
 
} // end namespace elastix
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "elxTranslationStackTransform.hxx"
#endif
 
#endif // end #ifndef elxTranslationStackTransform_h