itkPointSetToPointSetSingleValuedMetric.h

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

  NifTK: A software platform for medical image computing.

  Copyright (c) University College London (UCL). All rights reserved.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.

  See LICENSE.txt in the top level directory for details.

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

#ifndef itkPointSetToPointSetSingleValuedMetric_h
#define itkPointSetToPointSetSingleValuedMetric_h

#include <itkImageBase.h>
#include <itkTransform.h>
#include <itkSingleValuedCostFunction.h>
#include <itkExceptionObject.h>

namespace itk
{
  
template <class TFixedPointSet,  class TMovingPointSet> 
class ITK_EXPORT PointSetToPointSetSingleValuedMetric : public SingleValuedCostFunction 
{
public:

  typedef PointSetToPointSetSingleValuedMetric  Self;
  typedef SingleValuedCostFunction              Superclass;
  typedef SmartPointer<Self>                    Pointer;
  typedef SmartPointer<const Self>              ConstPointer;

  typedef Superclass::ParametersValueType CoordinateRepresentationType;

  itkTypeMacro(PointSetToPointSetSingleValuedMetric, SingleValuedCostFunction);

  typedef TMovingPointSet                            MovingPointSetType;
  typedef typename MovingPointSetType::PixelType     MovingPointSetPixelType;
  typedef typename MovingPointSetType::ConstPointer  MovingPointSetConstPointer;

  typedef TFixedPointSet                             FixedPointSetType;
  typedef typename FixedPointSetType::PixelType      FixedPointSetPixelType;
  typedef typename FixedPointSetType::ConstPointer   FixedPointSetConstPointer;

  itkStaticConstMacro(MovingPointSetDimension, unsigned int,
                      TMovingPointSet::PointDimension);
  itkStaticConstMacro(FixedPointSetDimension, unsigned int,
                      TFixedPointSet::PointDimension);
  
  typedef typename FixedPointSetType::PointsContainer::ConstIterator        PointIterator;
  typedef typename FixedPointSetType::PointDataContainer::ConstIterator     PointDataIterator;

  typedef Transform<CoordinateRepresentationType, 
                    itkGetStaticConstMacro(MovingPointSetDimension),
                    itkGetStaticConstMacro(FixedPointSetDimension)> TransformType;

  typedef typename TransformType::Pointer            TransformPointer;
  typedef typename TransformType::InputPointType     InputPointType;
  typedef typename TransformType::OutputPointType    OutputPointType;
  typedef typename TransformType::ParametersType     TransformParametersType;
  typedef typename TransformType::JacobianType       TransformJacobianType;

  typedef Superclass::MeasureType          MeasureType;

  typedef Superclass::DerivativeType       DerivativeType;

  typedef Superclass::ParametersType       ParametersType;

  itkSetConstObjectMacro( FixedPointSet, FixedPointSetType );

  itkGetConstObjectMacro( FixedPointSet, FixedPointSetType );

  itkSetConstObjectMacro( MovingPointSet, MovingPointSetType );

  itkGetConstObjectMacro( MovingPointSet, MovingPointSetType );

  itkSetObjectMacro( Transform, TransformType );

  itkGetObjectMacro( Transform, TransformType );
 
  void SetTransformParameters( const ParametersType & parameters ) const;

  unsigned int GetNumberOfParameters(void) const override 
  { return m_Transform->GetNumberOfParameters(); }

  virtual void Initialize(void) throw ( ExceptionObject );

protected:
  PointSetToPointSetSingleValuedMetric();
  virtual ~PointSetToPointSetSingleValuedMetric() {};
  void PrintSelf(std::ostream& os, Indent indent) const override;

  FixedPointSetConstPointer   m_FixedPointSet;
  MovingPointSetConstPointer  m_MovingPointSet;

  mutable TransformPointer    m_Transform;

private:
  PointSetToPointSetSingleValuedMetric(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
  
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkPointSetToPointSetSingleValuedMetric.txx"
#endif

#endif