itkConnectedRegionsMeshFilter.h
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00020 #ifndef __itkConnectedRegionsMeshFilter_h
00021 #define __itkConnectedRegionsMeshFilter_h
00022
00023 #include "itkMeshToMeshFilter.h"
00024
00025 namespace itk
00026 {
00027
00040 template <class TInputMesh, class TOutputMesh>
00041 class ITK_EXPORT ConnectedRegionsMeshFilter
00042 : public MeshToMeshFilter<TInputMesh, TOutputMesh>
00043 {
00044 public:
00048 typedef ConnectedRegionsMeshFilter Self;
00049
00053 typedef MeshToMeshFilter<TInputMesh, TOutputMesh> Superclass;
00054
00058 typedef SmartPointer<Self> Pointer;
00059 typedef SmartPointer<const Self> ConstPointer;
00060
00064 itkNewMacro( Self );
00065
00069 typedef TInputMesh InputMeshType;
00070 typedef TOutputMesh OutputMeshType;
00071 typedef typename TInputMesh::Pointer InputMeshPointer;
00072 typedef typename TOutputMesh::Pointer OutputMeshPointer;
00073
00074 itkStaticConstMacro( PointDimension, unsigned int,
00075 TInputMesh::PointDimension );
00076
00077 typedef typename TInputMesh::PointType InputMeshPointType;
00078 typedef typename TInputMesh::PointIdentifier InputMeshPointIdentifier;
00079 typedef typename TInputMesh::PointsContainerPointer
00080 InputMeshPointsContainerPointer;
00081 typedef typename TInputMesh::CellsContainer InputMeshCellsContainer;
00082 typedef typename TInputMesh::CellsContainerPointer
00083 InputMeshCellsContainerPointer;
00084 typedef typename TInputMesh::CellDataContainer InputMeshCellDataContainer;
00085 typedef typename TInputMesh::CellDataContainerPointer
00086 InputMeshCellDataContainerPointer;
00087 typedef typename InputMeshType::PointsContainer::ConstIterator
00088 PointsContainerConstIterator;
00089 typedef typename InputMeshType::CellsContainer::ConstIterator
00090 CellsContainerConstIterator;
00091 typedef typename InputMeshType::CellDataContainer::ConstIterator
00092 CellDataContainerConstIterator;
00093 typedef typename TInputMesh::CellAutoPointer InputMeshCellPointer;
00094 typedef typename TInputMesh::CellTraits::PointIdConstIterator
00095 InputMeshPointIdConstIterator;
00096 typedef typename TInputMesh::CellLinksContainerPointer
00097 InputMeshCellLinksContainerPointer;
00098 typedef typename TInputMesh::PointCellLinksContainer
00099 InputMeshCellLinksContainer;
00100 typedef typename TInputMesh::CellIdentifier InputMeshCellIdentifier;
00101
00106 enum { PointSeededRegions = 0,
00107 CellSeededRegions = 1,
00108 SpecifiedRegions = 2,
00109 LargestRegion = 3,
00110 AllRegions = 4,
00111 ClosestPointRegion = 5 };
00112
00119 itkSetMacro( ExtractionMode, int );
00120 itkGetMacro( ExtractionMode, int );
00122
00123 void SetExtractionModeToPointSeededRegions( void )
00124 {
00125 this->SetExtractionMode( Self::PointSeededRegions );
00126 }
00127
00128 void SetExtractionModeToCellSeededRegions( void )
00129 {
00130 this->SetExtractionMode( Self::CellSeededRegions );
00131 }
00132
00133 void SetExtractionModeToSpecifiedRegions( void )
00134 {
00135 this->SetExtractionMode( Self::SpecifiedRegions );
00136 }
00137
00138 void SetExtractionModeToLargestRegion( void )
00139 {
00140 this->SetExtractionMode( Self::LargestRegion );
00141 }
00142
00143 void SetExtractionModeToAllRegions( void )
00144 {
00145 this->SetExtractionMode( Self::AllRegions );
00146 }
00147
00148 void SetExtractionModeToClosestPointRegion( void )
00149 {
00150 this->SetExtractionMode( Self::ClosestPointRegion );
00151 }
00152
00156 void InitializeSeedList( void )
00157 {
00158 this->Modified();
00159 m_SeedList.clear();
00160 }
00162
00166 void AddSeed( unsigned long id )
00167 {
00168 this->Modified();
00169 m_SeedList.push_back(id);
00170 }
00172
00176 void DeleteSeed( unsigned long id );
00177
00181 void InitializeSpecifiedRegionList( void )
00182 {
00183 this->Modified();
00184 m_RegionList.clear();
00185 }
00187
00191 void AddSpecifiedRegion( unsigned long id )
00192 {
00193 this->Modified();
00194 m_RegionList.push_back(id);
00195 }
00197
00201 void DeleteSpecifiedRegion( unsigned long id );
00202
00207 void SetClosestPoint( InputMeshPointType& p )
00208 {
00209 if( m_ClosestPoint != p )
00210 {
00211 m_ClosestPoint = p;
00212 this->Modified();
00213 }
00214 }
00216
00217 InputMeshPointType& GetClosestPoint( InputMeshPointType& p )
00218 {
00219 return m_ClosestPoint;
00220 }
00221
00225 unsigned long GetNumberOfExtractedRegions()
00226 {
00227 return m_RegionList.size();
00228 }
00229
00230 protected:
00231
00232 ConnectedRegionsMeshFilter( void );
00233 virtual ~ConnectedRegionsMeshFilter( void ) {}
00234
00235 void PrintSelf( std::ostream& os, Indent indent ) const;
00236
00237 virtual void GenerateData( void );
00238
00239 void PropagateConnectedWave( void );
00240
00241 private:
00242
00243 ConnectedRegionsMeshFilter( const Self& );
00244 void operator=( const Self& );
00245
00246 int m_ExtractionMode;
00247 InputMeshPointType m_ClosestPoint;
00248 std::vector<unsigned long> m_SeedList;
00249 std::vector<unsigned long> m_RegionList;
00250 std::vector<unsigned long> m_RegionSizes;
00251
00252 std::vector<long> m_Visited;
00253 unsigned long m_NumberOfCellsInRegion;
00254 unsigned long m_RegionNumber;
00255 std::vector<unsigned long> *m_Wave;
00256 std::vector<unsigned long> *m_Wave2;
00257
00258 };
00259
00260 }
00261
00262 #ifndef ITK_MANUAL_INSTANTIATION
00263 #include "itkConnectedRegionsMeshFilter.txx"
00264 #endif
00265
00266 #endif
00267