freTransformFunctionAccessor.h

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/*=========================================================================
 
  Program:   F.R.E.E. - flexible registration evaluation engine
  Version:   v.1.0.0
  Date:      $Date: 2006/09/01 12:00:00 $
  Module:    $RCSfile: freTransformFunctionAccessor.h,v $
  Language:  C++
 
 
 
  Copyright (c) 2007 Ralf o Floca (Department of Medical Informatics,
  Institute for Medical Biometry and Informatics, University of Heidelberg,
  Germany). All rights reserved.
  See FREECopyright.txt or http://www.mi.med.uni-hd.de/free/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 __freTransformFunctionAccessor_h
#define __freTransformFunctionAccessor_h

#include "freITKTransformControllerInterface.h"

namespace FREE
{


template <class TTransformBase>
class TransformFunctionAccessor
{
public:
    itkTypeMacro( TransformFunctionAccessor, none );

    typedef TTransformBase TransformType;
    typedef typename TransformType::Pointer TransformPointer;

    typedef typename ImageTypes<TransformType::OutputSpaceDimension>::InternalImageType ImageType;
    typedef typename ImageType::RegionType                                              RegionType;
    typedef typename ImageType::SpacingType                                             SpacingType;
    typedef typename ImageTypes<TransformType::OutputSpaceDimension>::PointType         PointType;

    typedef typename TransformType::ParametersType TransformParametersType;

    typedef ITKTransformControllerInterface<typename TransformType::ScalarType,
                                            TransformType::InputSpaceDimension,
                                            TransformType::OutputSpaceDimension> ITKTransformControllerInterfaceType;
    typedef typename ITKTransformControllerInterfaceType::TransformFunctionMediaType TransformFunctionMediaType;
    typedef typename ITKTransformControllerInterfaceType::TransformFunctionMediaPointer TransformFunctionMediaPointer;

    virtual TransformFunctionMediaPointer GetTransformationFunction(const TransformParametersType& parameters, const PointType& origin, const RegionType& region, const SpacingType& spacing);
    virtual TransformFunctionMediaPointer GetTransformationFunction(const TransformParametersType& parameters);

    virtual TransformFunctionMediaPointer GetInverseTransformationFunction(const TransformParametersType& parameters, const PointType& origin, const RegionType& region, const SpacingType& spacing);
    virtual TransformFunctionMediaPointer GetInverseTransformationFunction(const TransformParametersType& parameters);

    TransformFunctionAccessor(SessionComponentCache& cache, const IDPath& transformID);

protected:

    void GetTransformControllerAndCache(const ITKTransformControllerInterfaceType*& pController, SessionComponentCache*& pCache);

    IDPath m_TransformID;

    SessionComponentCache& m_Cache ;
};

}//End of Namespace free

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

#endif

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