itkDeformationFieldRegulizer.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 __itkDeformationFieldRegulizer_H__
#define __itkDeformationFieldRegulizer_H__

#include "itkDeformationVectorFieldTransform.h"
#include "itkImageRegionIterator.h"

namespace itk
{

template< class TAnyITKTransform >
class DeformationFieldRegulizer :
  public TAnyITKTransform
{
public:

  typedef DeformationFieldRegulizer  Self;
  typedef TAnyITKTransform           Superclass;
  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  itkNewMacro( Self );

  itkTypeMacro( DeformationFieldRegulizer, TAnyITKTransform );

  itkStaticConstMacro( InputSpaceDimension, unsigned int, Superclass::InputSpaceDimension );
  itkStaticConstMacro( OutputSpaceDimension, unsigned int, Superclass::OutputSpaceDimension );

  typedef typename Superclass::ScalarType                ScalarType;
  typedef typename Superclass::ParametersType            ParametersType;
  typedef typename Superclass::JacobianType              JacobianType;
  typedef typename Superclass::InputVectorType           InputVectorType;
  typedef typename Superclass::OutputVectorType          OutputVectorType;
  typedef typename Superclass::InputCovariantVectorType  InputCovariantVectorType;
  typedef typename Superclass::OutputCovariantVectorType OutputCovariantVectorType;
  typedef typename Superclass::InputVnlVectorType        InputVnlVectorType;
  typedef typename Superclass::OutputVnlVectorType       OutputVnlVectorType;
  typedef typename Superclass::InputPointType            InputPointType;
  typedef typename Superclass::OutputPointType           OutputPointType;

  typedef DeformationVectorFieldTransform<
    ScalarType,
    itkGetStaticConstMacro( InputSpaceDimension ) >       IntermediaryDFTransformType;
  typedef typename IntermediaryDFTransformType::Pointer IntermediaryDFTransformPointer;
  typedef typename IntermediaryDFTransformType
    ::CoefficientVectorImageType VectorImageType;
  typedef typename VectorImageType::PixelType    VectorPixelType;
  typedef ImageRegionIterator< VectorImageType > IteratorType;

  typedef typename VectorImageType::RegionType  RegionType;
  typedef typename VectorImageType::SpacingType SpacingType;
  typedef typename VectorImageType::PointType   OriginType;

  void InitializeDeformationFields( void );

  virtual void UpdateIntermediaryDeformationFieldTransform(
  typename VectorImageType::Pointer vecImage );

  itkSetMacro( DeformationFieldRegion, RegionType );

  itkSetMacro( DeformationFieldSpacing, SpacingType );

  itkSetMacro( DeformationFieldOrigin, OriginType );

  itkGetConstObjectMacro( IntermediaryDeformationFieldTransform, IntermediaryDFTransformType );

  virtual OutputPointType TransformPoint( const InputPointType & inputPoint ) const;

protected:

  DeformationFieldRegulizer();
  virtual ~DeformationFieldRegulizer() {}

private:

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

  IntermediaryDFTransformPointer m_IntermediaryDeformationFieldTransform;
  bool                           m_Initialized;

  RegionType  m_DeformationFieldRegion;
  OriginType  m_DeformationFieldOrigin;
  SpacingType m_DeformationFieldSpacing;

};

} // end namespace itk

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

#endif // end #ifndef __itkDeformationFieldRegulizer_H__