itkBSplineCurveFitMetric.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 itkBSplineCurveFitMetric_h
#define itkBSplineCurveFitMetric_h

#include <vector>

#include <itkConceptChecking.h>
#include <itkMultipleValuedCostFunction.h>
#include <itkPoint.h>


namespace itk
{
  
template < class IntensityType = int >
class ITK_EXPORT BSplineCurveFitMetric : public MultipleValuedCostFunction
{
  public:

  typedef BSplineCurveFitMetric        Self;
  typedef MultipleValuedCostFunction   Superclass;
  typedef SmartPointer<Self>           Pointer;
  typedef SmartPointer<const Self>     ConstPointer;
  
  itkNewMacro(Self);
  
  itkTypeMacro(BSplineCurveFitMetric, MultipleValuedCostFunction);
  
  typedef typename Superclass::ParametersValueType CoordinateRepresentationType;

  typedef typename MultipleValuedCostFunction::ParametersType ParametersType;
  typedef typename MultipleValuedCostFunction::MeasureType    MeasureType;
  typedef typename MultipleValuedCostFunction::DerivativeType DerivativeType;
  
  typedef Transform<CoordinateRepresentationType, 4, 4> 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;

  void Initialise( void );

  unsigned int GetNumberOfParameters(void) const override;
  
  unsigned int GetNumberOfValues( void ) const override; 

  virtual void GetValueAndDerivative( const ParametersType & parameters,
                                      MeasureType & value,
                                      DerivativeType & derivative ) const;

  virtual MeasureType GetValue( const ParametersType & parameters ) const override;

  virtual void GetDerivative( const ParametersType & parameters,
                              DerivativeType & derivative ) const override;


protected:

  BSplineCurveFitMetric();
  virtual ~BSplineCurveFitMetric() {};

  void PrintSelf(std::ostream& os, Indent indent) const override;


private:

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


};

} // end namespace itk

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

#endif