itkGeodesicActiveContourImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkGeodesicActiveContourImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:39:01 $
  Version:   $Revision: 1.17 $

  Copyright (c) 2002 Insight 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 _itkGeodesicActiveContourImageFilter_h
#define _itkGeodesicActiveContourImageFilter_h

#include "itkShapeDetectionLevelSetFilter.h"

namespace itk
{
template <
class TLevelSet, 
class TEdgeImage, 
class TDerivImage
>
class ITK_EXPORT GeodesicActiveContourImageFilter :
  public ShapeDetectionLevelSetFilter<TLevelSet,TEdgeImage>
{
public:
  typedef GeodesicActiveContourImageFilter Self;
  typedef ShapeDetectionLevelSetFilter<TLevelSet,TEdgeImage> Superclass;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(GeodesicActiveContourImageFilter, ShapeDetectionLevelSetFilter);

  typedef LevelSetTypeDefault<TLevelSet>  LevelSetType;
  typedef typename LevelSetType::LevelSetImageType  LevelSetImageType;
  typedef typename LevelSetType::LevelSetPointer  LevelSetPointer;
  typedef typename LevelSetType::PixelType  PixelType;
  typedef typename LevelSetType::NodeType NodeType;
  typedef typename LevelSetType::NodeContainer NodeContainer;
  typedef typename LevelSetType::NodeContainerPointer NodeContainerPointer;

  typedef TEdgeImage EdgeImageType;

  typedef typename EdgeImageType::Pointer EdgeImagePointer;

  typedef TDerivImage DerivImageType;

  typedef typename DerivImageType::Pointer DerivImagePointer;

  itkStaticConstMacro(SetDimension, unsigned int,
                      TLevelSet::ImageDimension);

  itkSetClampMacro( InflationStrength, double, 0.0,
    NumericTraits<double>::max() );

  itkGetMacro( InflationStrength, double );

  void SetDerivativeImage( TDerivImage *ptr, unsigned int idx=0 );

  DerivImageType * GetDerivativeImage( unsigned int idx );

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

  virtual void GenerateDataFull();
  virtual void GenerateDataNarrowBand();
  virtual void GenerateInputRequestedRegion();

private:
  GeodesicActiveContourImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
  
  typedef ReinitializeLevelSetImageFilter<TLevelSet> ExtenderType;
  typedef typename TEdgeImage::PixelType EdgePixelType;
  typedef typename TDerivImage::PixelType DerivPixelType;
  
  typename ExtenderType::Pointer    m_Extender;
  double                            m_InflationStrength;

};

} // namespace itk

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

#endif

---