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itkVoronoiPartitioningImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkVoronoiPartitioningImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/09/10 14:28:40 $
00007   Version:   $Revision: 1.8 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 
00018 #ifndef _itkVoronoiPartitioningImageFilter_h
00019 #define _itkVoronoiPartitioningImageFilter_h
00020 
00021 #include "itkImageToImageFilter.h"
00022 #include "itkVoronoiSegmentationImageFilterBase.h"
00023 #include "itkImage.h"
00024 
00025 namespace itk
00026 {
00027 
00034 template <class TInputImage, class TOutputImage>
00035 class ITK_EXPORT VoronoiPartitioningImageFilter:
00036     public VoronoiSegmentationImageFilterBase<TInputImage,TOutputImage>
00037 {
00038 public:
00040   typedef VoronoiPartitioningImageFilter       Self;
00041   typedef VoronoiSegmentationImageFilterBase<TInputImage,TOutputImage> 
00042   Superclass;
00043   typedef SmartPointer <Self>  Pointer;
00044   typedef SmartPointer<const Self>  ConstPointer;
00045 
00047   itkNewMacro(Self);
00048 
00050   itkTypeMacro(VoronoiPartitioningImageFilter,
00051                VoronoiSegmentationImageFilterBase);
00052 
00054   typedef typename Superclass::BinaryObjectImage BinaryObjectImage;
00055   typedef typename Superclass::IndexList IndexList;
00056   typedef typename Superclass::IndexType IndexType;
00057   typedef typename Superclass::RegionType RegionType;
00058   typedef typename Superclass::InputImageType InputImageType;
00059   typedef typename Superclass::OutputImageType OutputImageType;
00060   typedef typename Superclass::OutputPixelType OutputPixelType;
00061   typedef typename Superclass::PointType PointType;
00062   typedef typename Superclass::PointTypeDeque PointTypeDeque;
00063   typedef typename Superclass::PointIdIterator PointIdIterator;
00064   typedef typename Superclass::CellAutoPointer CellAutoPointer;
00065   typedef typename Superclass::EdgeIterator EdgeIterator;
00066   typedef typename Superclass::NeighborIdIterator NeighborIdIterator;
00067 
00069   virtual void MakeSegmentBoundary(void);
00070   virtual void MakeSegmentObject(void);
00071   
00076   itkSetMacro(SigmaThreshold, double);
00077   itkGetMacro(SigmaThreshold, double);
00078 
00079 protected:
00080   VoronoiPartitioningImageFilter();
00081   ~VoronoiPartitioningImageFilter();
00082   void PrintSelf(std::ostream &os, Indent indent) const;
00083 
00084   // Classify all the voronoi cells as interior , exterior or boundary.
00085   virtual void ClassifyDiagram(void);
00086   
00087   // Generate the seeds to be added by dividing the boundary cells.
00088   virtual void GenerateAddingSeeds(void);
00089 
00090   // Are the pixels specified in the index list homogeneous?
00091   virtual bool TestHomogeneity(IndexList &Plist);
00092 
00093   // Threshold for homogeneity criterion
00094   double m_SigmaThreshold;
00095 
00096 private:
00097   VoronoiPartitioningImageFilter(const Self&); //purposely not implemented
00098   void operator=(const Self&); //purposely not implemented
00099 };
00100 
00101 }//end namespace
00102 
00103 
00104 #ifndef ITK_MANUAL_INSTANTIATION
00105 #include "itkVoronoiPartitioningImageFilter.txx"
00106 #endif
00107 
00108 #endif
00109 
00110 
00111 
00112 

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