itkThinPlateSplineKernelTransform2.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkThinPlateSplineKernelTransform2.h,v $
  Language:  C++
  Date:      $Date: 2006-11-28 14:22:18 $
  Version:   $Revision: 1.1 $

  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 __itkThinPlateSplineKernelTransform2_h
#define __itkThinPlateSplineKernelTransform2_h

#include "itkKernelTransform2.h"

namespace itk
{
template< class TScalarType,         // Data type for scalars (float or double)
unsigned int NDimensions = 3 >
// Number of dimensions
class ThinPlateSplineKernelTransform2 :
  public KernelTransform2< TScalarType, NDimensions >
{
public:

  typedef ThinPlateSplineKernelTransform2              Self;
  typedef KernelTransform2< TScalarType, NDimensions > Superclass;
  typedef SmartPointer< Self >                         Pointer;
  typedef SmartPointer< const Self >                   ConstPointer;

  itkNewMacro( Self );

  itkTypeMacro( ThinPlateSplineKernelTransform2, KernelTransform2 );

  typedef typename Superclass::ScalarType ScalarType;

  typedef typename Superclass::ParametersType ParametersType;

  typedef typename Superclass::JacobianType JacobianType;

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

  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;
  typedef typename Superclass::PointsIterator            PointsIterator;

protected:

  ThinPlateSplineKernelTransform2()
  {
    this->m_FastComputationPossible = true;
  }


  virtual ~ThinPlateSplineKernelTransform2() {}

  typedef typename Superclass::GMatrixType GMatrixType;

  void ComputeG( const InputVectorType & x, GMatrixType & GMatrix ) const;

  virtual void ComputeDeformationContribution(
    const InputPointType & inputPoint, OutputPointType & result ) const;

private:

  ThinPlateSplineKernelTransform2( const Self & ); // purposely not implemented
  void operator=( const Self & );                  // purposely not implemented

};

} // namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkThinPlateSplineKernelTransform2.hxx"
#endif

#endif // __itkThinPlateSplineKernelTransform2_h