elxSimilarityTransform.h

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/*======================================================================

  This file is part of the elastix software.

  Copyright (c) University Medical Center Utrecht. All rights reserved.
  See src/CopyrightElastix.txt or http://elastix.isi.uu.nl/legal.php for
  details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE. See the above copyright notices for more information.

======================================================================*/
#ifndef __elxSimilarityTransform_H__
#define __elxSimilarityTransform_H__

#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkSimilarityTransform.h"
#include "itkCenteredTransformInitializer.h"

namespace elastix
{

template< class TElastix >
class SimilarityTransformElastix :
  public itk::AdvancedCombinationTransform<
  typename elx::TransformBase< TElastix >::CoordRepType,
  elx::TransformBase< TElastix >::FixedImageDimension >,
  public elx::TransformBase< TElastix >
{
public:

  typedef SimilarityTransformElastix Self;
  typedef itk::AdvancedCombinationTransform<
    typename elx::TransformBase< TElastix >::CoordRepType,
    elx::TransformBase< TElastix >::FixedImageDimension >     Superclass1;
  typedef elx::TransformBase< TElastix >  Superclass2;
  typedef itk::SmartPointer< Self >       Pointer;
  typedef itk::SmartPointer< const Self > ConstPointer;

  typedef itk::SimilarityTransform<
    typename elx::TransformBase< TElastix >::CoordRepType,
    elx::TransformBase< TElastix >::FixedImageDimension >     SimilarityTransformType;

  itkNewMacro( Self );

  itkTypeMacro( SimilarityTransformElastix, itk::AdvancedCombinationTransform );

  elxClassNameMacro( "SimilarityTransform" );

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

  typedef typename Superclass1::ScalarType             ScalarType;
  typedef typename Superclass1::ParametersType         ParametersType;
  typedef typename Superclass1::NumberOfParametersType NumberOfParametersType;
  typedef typename Superclass1::JacobianType           JacobianType;

  typedef typename Superclass1::InputPointType            InputPointType;
  typedef typename Superclass1::OutputPointType           OutputPointType;
  typedef typename Superclass1::InputVectorType           InputVectorType;
  typedef typename Superclass1::OutputVectorType          OutputVectorType;
  typedef typename Superclass1::InputCovariantVectorType  InputCovariantVectorType;
  typedef typename Superclass1::OutputCovariantVectorType OutputCovariantVectorType;
  typedef typename Superclass1::InputVnlVectorType        InputVnlVectorType;
  typedef typename Superclass1::OutputVnlVectorType       OutputVnlVectorType;

  typedef typename SimilarityTransformType::Pointer    SimilarityTransformPointer;
  typedef typename SimilarityTransformType::OffsetType OffsetType;

  typedef typename Superclass2::ElastixType              ElastixType;
  typedef typename Superclass2::ElastixPointer           ElastixPointer;
  typedef typename Superclass2::ConfigurationType        ConfigurationType;
  typedef typename Superclass2::ConfigurationPointer     ConfigurationPointer;
  typedef typename Superclass2::RegistrationType         RegistrationType;
  typedef typename Superclass2::RegistrationPointer      RegistrationPointer;
  typedef typename Superclass2::CoordRepType             CoordRepType;
  typedef typename Superclass2::FixedImageType           FixedImageType;
  typedef typename Superclass2::MovingImageType          MovingImageType;
  typedef typename Superclass2::ITKBaseType              ITKBaseType;
  typedef typename Superclass2::CombinationTransformType CombinationTransformType;

  typedef typename FixedImageType::IndexType     IndexType;
  typedef typename IndexType::IndexValueType     IndexValueType;
  typedef typename FixedImageType::SizeType      SizeType;
  typedef typename FixedImageType::PointType     PointType;
  typedef typename FixedImageType::SpacingType   SpacingType;
  typedef typename FixedImageType::RegionType    RegionType;
  typedef typename FixedImageType::DirectionType DirectionType;

  typedef itk::CenteredTransformInitializer<
    SimilarityTransformType, FixedImageType, MovingImageType > TransformInitializerType;
  typedef typename TransformInitializerType::Pointer TransformInitializerPointer;

  typedef typename Superclass2::ScalesType ScalesType;

  virtual void BeforeRegistration( void );

  virtual void InitializeTransform( void );

  virtual void SetScales( void );

  virtual void ReadFromFile( void );

  virtual void WriteToFile( const ParametersType & param ) const;

protected:

  SimilarityTransformElastix();
  virtual ~SimilarityTransformElastix() {}

  virtual bool ReadCenterOfRotationIndex( InputPointType & rotationPoint ) const;

  virtual bool ReadCenterOfRotationPoint( InputPointType & rotationPoint ) const;

private:

  SimilarityTransformElastix( const Self & );   // purposely not implemented
  void operator=( const Self & );         // purposely not implemented

  SimilarityTransformPointer m_SimilarityTransform;

};

} // end namespace elastix

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

#endif // end #ifndef __elxSimilarityTransform_H__