freTransformFunctionMedia.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: freTransformFunctionMedia.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 __freTransformFunctionMedia_h
#define __freTransformFunctionMedia_h

#include "freImageTypes.h"
#include "itkObject.h"
#include "itkTransform.h"

namespace FREE
{

template <typename TTransformFunctionMedia>
struct GetTransformationFunctionMediaDimension
{
  itkStaticConstMacro(MediaDimension, unsigned int, TTransformFunctionMedia::MediaDimension);
}; 

template <class TScalarType, unsigned int NInputDimensions, unsigned int NOutputDimensions>
class TransformFunctionMedia : public itk::Object
{
public:  
  typedef TransformFunctionMedia           Self;
  typedef itk::Object                     Superclass;
  typedef itk::SmartPointer<Self>         Pointer;
  typedef itk::SmartPointer<const Self>   ConstPointer;

  itkStaticConstMacro(MediaDimension, unsigned int, NOutputDimensions );

  itkTypeMacro(TransformFunctionMedia, itk::Object);
  itkNewMacro(Self);

  typedef itk::Transform< TScalarType, NInputDimensions, NOutputDimensions > TransformType;
  typedef typename TransformType::Pointer TransformPointer;

  typedef typename ImageTypes<NOutputDimensions>::TransformationFieldType TransformFieldType;
  typedef typename TransformFieldType::Pointer     TransformFieldPointer;
  typedef typename TransformFieldType::RegionType  RegionType;
  typedef typename TransformFieldType::SpacingType SpacingType;
  typedef typename TransformFieldType::PointType   PointType;

  itkSetObjectMacro(Transform,TransformType);
  itkGetObjectMacro(Transform,TransformType);
  itkGetConstObjectMacro(Transform,TransformType);

  itkSetMacro(FieldOrigin, PointType);
  itkGetConstReferenceMacro(FieldOrigin, PointType);

  itkSetMacro(FieldSpacing, SpacingType);
  itkGetConstReferenceMacro(FieldSpacing, SpacingType);

  virtual void SetFieldRegion(const RegionType &region);

  virtual const RegionType& GetFieldRegion() const
    { return m_FieldRegion;};

  virtual TransformFieldPointer GenerateField();
  virtual void Reset();

  virtual ~TransformFunctionMedia();

protected:
  TransformFunctionMedia();

  TransformPointer m_Transform;
  RegionType  m_FieldRegion;
  SpacingType m_FieldSpacing;
  PointType   m_FieldOrigin;
};

} //end of namespace free


#if ITK_TEMPLATE_TXX
# include "freTransformFunctionMedia.txx"
#endif

#endif

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