itkElasticBodySplineKernelTransform.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkElasticBodySplineKernelTransform.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:57:12 $
  Version:   $Revision: 1.24 $

  Copyright (c) 2002 Insight 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 __itkElasticBodySplineKernelTransform_h
#define __itkElasticBodySplineKernelTransform_h

#include "itkKernelTransform.h"


namespace itk
{

template <class TScalarType = double,   // Data type for scalars (float or double)
          unsigned int NDimensions = 3>          // Number of dimensions
class ElasticBodySplineKernelTransform : 
          public KernelTransform<  TScalarType, NDimensions>
{
public:
  typedef ElasticBodySplineKernelTransform   Self;
  typedef KernelTransform<  TScalarType, 
                            NDimensions> Superclass;

  typedef SmartPointer<Self>        Pointer;
  typedef SmartPointer<const Self>  ConstPointer;
    
  itkTypeMacro( ThinPlateSplineKernelTransform, KernelTransform );

  itkNewMacro( Self );

  typedef typename Superclass::ScalarType  ScalarType;

  typedef typename Superclass::ParametersType  ParametersType;

  typedef typename Superclass::JacobianType  JacobianType;

  itkStaticConstMacro(SpaceDimension, unsigned int,Superclass::SpaceDimension);

  itkSetMacro( Alpha, TScalarType );
  
  itkGetMacro( Alpha, TScalarType );
  
  typedef typename Superclass::InputPointType  InputPointType;
  typedef typename Superclass::OutputPointType  OutputPointType;
  typedef typename Superclass::InputVectorType InputVectorType;
  typedef typename Superclass::OutputVectorType OutputVectorType;
  typedef typename Superclass::InputCovariantVectorType InputCovariantVectorType;
  typedef typename Superclass::OutputCovariantVectorType OutputCovariantVectorType;
    

protected:
  ElasticBodySplineKernelTransform();
  virtual ~ElasticBodySplineKernelTransform();
  
  typedef typename Superclass::GMatrixType GMatrixType;

  const GMatrixType & ComputeG(const InputVectorType& x) const;

  TScalarType m_Alpha;

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

};

} // namespace itk

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

#endif // __itkElasticBodySplineKernelTransform_h

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