itkWarpJacobianDeterminantFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkWarpJacobianDeterminantFilter.h,v $
  Language:  C++
  Date:      $Date: 2008-07-12 17:48:04 $
  Version:   $Revision: 1.2 $

  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.

=========================================================================*/
#error "This filter is being replaced by itkDisplacementFieldJacobianDeterminantFilter, and is slated to be removed from CVS."

#ifndef __itkWarpJacobianDeterminantFilter_h
#define __itkWarpJacobianDeterminantFilter_h

#include "itkConstNeighborhoodIterator.h"
#include "itkNeighborhoodIterator.h"
#include "itkImageToImageFilter.h"
#include "itkImage.h"
#include "itkVector.h"

namespace itk
{
template < typename TInputImage,
           typename TOutputImage = Image <
              float,::itk::GetImageDimension<TInputImage>::ImageDimension >
>
class ITK_EXPORT WarpJacobianDeterminantFilter :
    public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  typedef WarpJacobianDeterminantFilter                     Self;
  typedef ImageToImageFilter< TInputImage, TOutputImage >   Superclass;
  typedef SmartPointer<Self>                                Pointer;
  typedef SmartPointer<const Self>                          ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(WarpJacobianDeterminantFilter, ImageToImageFilter);

  typedef typename TOutputImage::PixelType                  OutputPixelType;
  typedef typename TInputImage::PixelType                   InputPixelType;

  typedef TInputImage                                       InputImageType;
  typedef TOutputImage                                      OutputImageType;
  typedef typename InputImageType::Pointer                  InputImagePointer;
  typedef typename OutputImageType::Pointer                 OutputImagePointer;

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

  itkStaticConstMacro(VectorDimension, unsigned int,
                      InputPixelType::Dimension);

  void SetUseImageSpacingOn()
    {
    this->SetUseImageSpacing(true);
    }

  void SetUseImageSpacingOff()
    {
    this->SetUseImageSpacing(false);
    }

  void SetUseImageSpacing(bool);
  itkGetMacro(UseImageSpacing, bool);

  void SetDerivativeWeights( double data[] );
  itkGetVectorMacro(DerivativeWeights, const double, itk::GetImageDimension<TInputImage>::ImageDimension);

protected:
  WarpJacobianDeterminantFilter();
  virtual ~WarpJacobianDeterminantFilter() {}

  typedef ConstNeighborhoodIterator<InputImageType> ConstNeighborhoodIteratorType;
  typedef typename ConstNeighborhoodIteratorType::RadiusType RadiusType;

  typedef typename Superclass::OutputImageRegionType OutputImageRegionType;

  virtual void GenerateInputRequestedRegion() throw(InvalidRequestedRegionError);


  void BeforeThreadedGenerateData ();

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

  void PrintSelf(std::ostream& os, Indent indent) const;

  itkGetConstReferenceMacro( NeighborhoodRadius, RadiusType );
  itkSetMacro( NeighborhoodRadius, RadiusType );

  OutputPixelType EvaluateAtNeighborhood
     (ConstNeighborhoodIteratorType &it) const;

  double m_DerivativeWeights[itk::GetImageDimension<TInputImage>::ImageDimension];

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

  RadiusType      m_NeighborhoodRadius;
  bool            m_UseImageSpacing;
  int             m_RequestedNumberOfThreads;

};

} // end namespace itk

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

#endif

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