itkWarpVectorImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkWarpVectorImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2005/07/27 15:21:12 $
  Version:   $Revision: 1.4 $

  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 __itkWarpVectorImageFilter_h
#define __itkWarpVectorImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkVectorInterpolateImageFunction.h"
#include "itkVectorLinearInterpolateImageFunction.h"
#include "itkPoint.h"
#include "itkFixedArray.h"

namespace itk
{

template <
  class TInputImage,
  class TOutputImage,
  class TDeformationField
  >
class ITK_EXPORT WarpVectorImageFilter :
    public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  typedef WarpVectorImageFilter      Self;
  typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
  typedef SmartPointer<Self>         Pointer;
  typedef SmartPointer<const Self>   ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro( WarpVectorImageFilter, ImageToImageFilter );

  typedef typename TOutputImage::RegionType OutputImageRegionType;

  typedef typename Superclass::InputImageType        InputImageType;
  typedef typename Superclass::InputImagePointer     InputImagePointer;
  typedef typename Superclass::OutputImageType       OutputImageType;
  typedef typename Superclass::OutputImagePointer    OutputImagePointer;
  typedef typename Superclass::InputImageConstPointer InputImageConstPointer;
  typedef typename OutputImageType::IndexType        IndexType;
  typedef typename OutputImageType::SizeType         SizeType;
  typedef typename OutputImageType::PixelType        PixelType;
  typedef typename OutputImageType::SpacingType      SpacingType;
  typedef typename OutputImageType::PixelType::ValueType        ValueType;

  itkStaticConstMacro(ImageDimension, unsigned int,
                      TOutputImage::ImageDimension );

  itkStaticConstMacro(PixelDimension, unsigned int,
                      PixelType::Dimension );

  typedef TDeformationField    DeformationFieldType;
  typedef typename DeformationFieldType::Pointer  DeformationFieldPointer;
  typedef typename DeformationFieldType::PixelType DisplacementType;

  typedef double CoordRepType;
  typedef VectorInterpolateImageFunction<InputImageType,CoordRepType>   InterpolatorType;
  typedef typename InterpolatorType::Pointer   InterpolatorPointer;
  typedef VectorLinearInterpolateImageFunction<InputImageType,CoordRepType>
  DefaultInterpolatorType;

  typedef Point<CoordRepType,itkGetStaticConstMacro(ImageDimension)> PointType;

  void SetDeformationField( DeformationFieldType * field );

  DeformationFieldType * GetDeformationField(void);

  itkSetObjectMacro( Interpolator, InterpolatorType );

  itkGetObjectMacro( Interpolator, InterpolatorType );

  itkSetMacro(OutputSpacing, SpacingType);
  virtual void SetOutputSpacing( const double* values);

  itkGetConstReferenceMacro(OutputSpacing, SpacingType);

  itkSetMacro(OutputOrigin, PointType);
  virtual void SetOutputOrigin( const double* values);

  itkGetConstReferenceMacro(OutputOrigin, PointType);

  itkSetMacro( EdgePaddingValue, PixelType );

  itkGetMacro( EdgePaddingValue, PixelType );

  virtual void GenerateOutputInformation();

  virtual void GenerateInputRequestedRegion();

  virtual void BeforeThreadedGenerateData();

protected:
  WarpVectorImageFilter();
  ~WarpVectorImageFilter() {};
  void PrintSelf(std::ostream& os, Indent indent) const;

  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
                            int threadId );

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

  PixelType                  m_EdgePaddingValue;
  SpacingType                m_OutputSpacing;
  PointType                  m_OutputOrigin;

  InterpolatorPointer        m_Interpolator;
  
};

} // end namespace itk

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

#endif

---