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itkLevelSetVelocityNeighborhoodExtractor.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkLevelSetVelocityNeighborhoodExtractor.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/09/10 14:28:33 $
00007   Version:   $Revision: 1.21 $
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 #ifndef _itkLevelSetVelocityNeighborhoodExtractor_h
00018 #define _itkLevelSetVelocityNeighborhoodExtractor_h
00019 
00020 #include "itkLevelSetNeighborhoodExtractor.h"
00021 #include "itkLevelSet.h"
00022 #include "itkIndex.h"
00023 
00024 namespace itk
00025 {
00026 
00054 template <
00055   class TLevelSet,
00056   class TAuxValue,
00057   unsigned int VAuxDimension = 1
00058   >
00059 class ITK_EXPORT LevelSetVelocityNeighborhoodExtractor :
00060     public LevelSetNeighborhoodExtractor<TLevelSet>
00061 {
00062 public:
00064   typedef LevelSetVelocityNeighborhoodExtractor Self;
00065   typedef LevelSetNeighborhoodExtractor<TLevelSet> Superclass;
00066   typedef SmartPointer<Self> Pointer;
00067   typedef SmartPointer<const Self>  ConstPointer;
00068 
00070   itkNewMacro(Self);
00071 
00073   itkTypeMacro(LevelSetVelocityNeighborhoodExtractor, 
00074                LevelSetNeighborhoodExtractor);
00075 
00077   typedef LevelSetTypeDefault<TLevelSet>  LevelSetType;
00078 
00080   itkStaticConstMacro(SetDimension, unsigned int,
00081                       LevelSetType::SetDimension);
00082 
00084   typedef Index<itkGetStaticConstMacro(SetDimension)> Index;
00085 
00087   typedef AuxVarTypeDefault<TAuxValue,VAuxDimension,itkGetStaticConstMacro(SetDimension)> AuxVarType;
00088   typedef typename AuxVarType::AuxValueType AuxValueType;
00089   typedef typename AuxVarType::AuxValueVectorType AuxValueVectorType;
00090   typedef typename AuxVarType::AuxValueContainer AuxValueContainer;
00091   typedef typename AuxVarType::AuxImageType AuxImageType;
00092   typedef typename AuxVarType::AuxImagePointer AuxImagePointer;
00093   typedef typename AuxVarType::AuxImageConstPointer AuxImageConstPointer;
00094 
00096   void SetAuxImage( const AuxImageType * ptr, unsigned int idx = 0 )
00097   { 
00098     if ( idx < VAuxDimension && m_AuxImage[idx] != ptr )
00099       {
00100       m_AuxImage[idx] = ptr;
00101       }
00102     this->Modified();
00103   }
00104 
00106   AuxImageConstPointer GetAuxImage( unsigned int idx = 0 )
00107   {
00108     if ( idx >= VAuxDimension ) 
00109       { 
00110       return NULL; 
00111       }
00112     else 
00113       { 
00114       return m_AuxImage[idx]; 
00115       }
00116   }
00117 
00120   itkGetObjectMacro( AuxInsideValues, AuxValueContainer );
00121 
00124   itkGetObjectMacro( AuxOutsideValues, AuxValueContainer );
00125 
00126 protected:
00127   LevelSetVelocityNeighborhoodExtractor();
00128   ~LevelSetVelocityNeighborhoodExtractor(){};
00129   void PrintSelf( std::ostream& os, Indent indent ) const;
00130 
00131   virtual void Initialize();
00132   virtual double CalculateDistance( Index & index );
00133 
00134 private:
00135   LevelSetVelocityNeighborhoodExtractor(const Self&); //purposely not implemented
00136   void operator=(const Self&); //purposely not implemented
00137 
00138   typename AuxValueContainer::Pointer    m_AuxInsideValues;
00139   typename AuxValueContainer::Pointer    m_AuxOutsideValues;
00140   AuxImageConstPointer                   m_AuxImage[VAuxDimension];
00141 
00142 };
00143 
00144 } // namespace itk
00145 
00146 #ifndef ITK_MANUAL_INSTANTIATION
00147 #include "itkLevelSetVelocityNeighborhoodExtractor.txx"
00148 #endif
00149 
00150 #endif
00151 
00152 

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