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00017 #ifndef __itkWatershedBoundary_h
00018 #define __itkWatershedBoundary_h
00019
00020 #if defined(_MSC_VER)
00021 #pragma warning ( disable : 4786 )
00022 #endif
00023
00024 #include <list>
00025 #include <vector>
00026 #include "itkImage.h"
00027 #include "itkObjectFactory.h"
00028 #include "itkDataObject.h"
00029 #include "itkProcessObject.h"
00030 #include "itk_hash_map.h"
00031
00032 namespace itk
00033 {
00034 namespace watershed
00035 {
00055 template <class TScalarType, unsigned int TDimension>
00056 class ITK_EXPORT Boundary : public DataObject
00057 {
00058 public:
00063 itkStaticConstMacro(Dimension, unsigned int, TDimension);
00064
00069 typedef std::pair<unsigned, unsigned> IndexType;
00070 typedef typename Image<unsigned long, TDimension>::IndexType ImageIndexType;
00071 typedef TScalarType ScalarType;
00072
00074 struct face_pixel_t
00075 {
00076
00091 short flow;
00092
00094 unsigned long label;
00095 };
00096
00098 struct flat_region_t
00099 {
00100
00104 std::list<unsigned long> offset_list;
00105
00108 ScalarType bounds_min;
00109
00112 unsigned long min_label;
00113
00115 ScalarType value;
00116 };
00117
00120 typedef Image<face_pixel_t, TDimension> face_t;
00121
00123 typedef itk::hash_map<unsigned long, flat_region_t,
00124 itk::hash<unsigned long> > flat_hash_t;
00125 typedef typename flat_hash_t::value_type FlatHashValueType;
00126
00129 typedef Boundary Self;
00130 typedef DataObject Superclass;
00131 typedef SmartPointer<Self> Pointer;
00132 typedef SmartPointer<const Self> ConstPointer;
00133 itkNewMacro(Self);
00134 itkTypeMacro(WatershedBoundary, DataObject);
00136
00138 typedef typename face_t::Pointer FacePointer;
00139
00140
00142 FacePointer GetFace(const IndexType &idx)
00143 { return this->GetFace(idx.first, idx.second); }
00144
00148 FacePointer GetFace(unsigned dimension, unsigned highlow)
00149 {
00150 if (highlow == 0) return m_Faces[dimension].first;
00151 else return m_Faces[dimension].second;
00152 }
00154
00155 void SetFace(FacePointer f, const IndexType &idx)
00156 { this->SetFace(f, idx.first, idx.second); }
00157
00158 void SetFace(FacePointer f, unsigned dimension, unsigned highlow)
00159 {
00160 if (highlow ==0 ) m_Faces[dimension].first = f;
00161 else m_Faces[dimension].second = f;
00162 this->Modified();
00163 }
00164
00166 flat_hash_t *GetFlatHash(const IndexType &idx)
00167 { return this->GetFlatHash(idx.first, idx.second); }
00168 flat_hash_t *GetFlatHash(unsigned dimension, unsigned highlow)
00169 {
00170 if (highlow == 0) return &(m_FlatHashes[dimension].first);
00171 else return &(m_FlatHashes[dimension].second);
00172 }
00173 void SetFlatHash(flat_hash_t & l, const IndexType &idx)
00174 { this->SetFlatHash(l, idx.first, idx.second); }
00175 void SetFlatHash(flat_hash_t & l, unsigned dimension,
00176 unsigned highlow)
00177 {
00178 if (highlow ==0 ) m_FlatHashes[dimension].first = l;
00179 else m_FlatHashes[dimension].second = l;
00180 this->Modified();
00181 }
00183
00188 void SetValid(bool & l, const IndexType &idx)
00189 { this->SetValid(l, idx.first, idx.second); }
00190 void SetValid(bool b, unsigned dimension,
00191 unsigned highlow)
00192 {
00193 if (highlow ==0 ) m_Valid[dimension].first = b;
00194 else m_Valid[dimension].second = b;
00195 this->Modified();
00196 }
00197 bool GetValid(const IndexType &idx) const
00198 { return this->GetValid(idx.first, idx.second); }
00199 bool GetValid(unsigned dimension, unsigned highlow) const
00200 {
00201 if (highlow == 0) return m_Valid[dimension].first;
00202 else return m_Valid[dimension].second;
00203 }
00205
00206 protected:
00207 Boundary();
00208 virtual ~Boundary() {}
00209 Boundary(const Self&) {}
00210 void operator=(const Self&) {}
00211 void PrintSelf(std::ostream& os, Indent indent) const;
00212
00214 std::vector<std::pair<FacePointer, FacePointer> > m_Faces;
00215
00218 std::vector<std::pair<flat_hash_t, flat_hash_t> > m_FlatHashes;
00219
00222 std::vector<std::pair<bool,bool> > m_Valid;
00223
00224 };
00225 }
00226 }
00227
00228 #ifndef ITK_MANUAL_INSTANTIATION
00229 #include "itkWatershedBoundary.txx"
00230 #endif
00231
00232 #endif
00233