itkMultipleValuedCostFunction.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkMultipleValuedCostFunction.h,v $
  Language:  C++
  Date:      $Date: 2007-03-22 21:39:37 $
  Version:   $Revision: 1.9 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm 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 __itkMultipleValuedCostFunction_h
#define __itkMultipleValuedCostFunction_h

#include "itkCostFunction.h"
#include "itkArray.h"
#include "itkArray2D.h"
#include "itkObjectFactory.h"
#include "itkNumericTraits.h"


namespace itk
{
 
class ITK_EXPORT MultipleValuedCostFunction :
    public CostFunction
{
public:
  typedef MultipleValuedCostFunction Self;
  typedef CostFunction               Superclass;
  typedef SmartPointer<Self>         Pointer;
  typedef SmartPointer<const Self>   ConstPointer;

 
  itkTypeMacro( MultipleValuedCostFunction, CostFunction );


  typedef Superclass::ParametersType         ParametersType;


  typedef Array<double>                 MeasureType;

  typedef Array2D<double>               DerivativeType;

 

  virtual MeasureType GetValue( const ParametersType & parameters ) const = 0;

  virtual unsigned int GetNumberOfValues(void) const  = 0;


  virtual void GetDerivative( const ParametersType & parameters,
                              DerivativeType & derivative ) const = 0;
 
protected:
  MultipleValuedCostFunction() {};
  virtual ~MultipleValuedCostFunction() {};


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


};

} // end namespace itk


#endif