ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkCellInterface.h
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18 #ifndef __itkCellInterface_h
19 #define __itkCellInterface_h
20 
21 #include "itkObject.h"
22 #include <map>
23 #include "itkCellInterfaceVisitor.h"
24 #include "itkAutoPointer.h"
25 #include "itkArray.h"
26 
27 // Define a macro for CellInterface sub-classes to use
28 // to define the Accept and GetTopologyId virtuals used
29 // by the MultiVisitor class
30 #define itkCellVisitMacro(TopologyId) \
31  static int GetTopologyId() \
32  { \
33  return TopologyId; \
34  } \
35  virtual void Accept(CellIdentifier cellid, typename CellInterface< PixelType, \
36  CellTraits >::MultiVisitor * mv) \
37  { \
38  typename CellInterfaceVisitor< PixelType, CellTraits >::Pointer v = \
39  mv->GetVisitor(TopologyId); \
40  if ( v ) \
41  { \
42  v->VisitFromCell(cellid, this); \
43  } \
44  }
45 
46 // Define a macro for the common typedefs required by the
47 // classes deriving form CellInterface (included).
48 #define itkCellCommonTypedefs(celltype) \
49  typedef celltype Self; \
50  typedef AutoPointer< const Self > ConstSelfAutoPointer; \
51  typedef AutoPointer< Self > SelfAutoPointer; \
52  typedef Self * RawPointer; \
53  typedef const Self *ConstRawPointer
54 
55 // Define a macro for the common typedefs required by the
56 // classes deriving form CellInterface (excluded).
57 #define itkCellInheritedTypedefs(superclassArg) \
58  typedef superclassArg Superclass; \
59  typedef typename Superclass::PixelType PixelType; \
60  typedef typename Superclass::CellType CellType; \
61  typedef typename Superclass::CellAutoPointer CellAutoPointer; \
62  typedef typename Superclass::CellConstAutoPointer CellConstAutoPointer; \
63  typedef typename Superclass::CellRawPointer CellRawPointer; \
64  typedef typename Superclass::CellConstRawPointer CellConstRawPointer; \
65  typedef typename Superclass::CellTraits CellTraits; \
66  typedef typename Superclass::CoordRepType CoordRepType; \
67  typedef typename Superclass::InterpolationWeightType \
68  InterpolationWeightType; \
69  typedef typename Superclass::PointIdentifier PointIdentifier; \
70  typedef typename Superclass::PointIdIterator PointIdIterator; \
71  typedef typename Superclass::PointIdConstIterator PointIdConstIterator; \
72  typedef typename Superclass::CellIdentifier CellIdentifier; \
73  typedef typename Superclass::CellFeatureIdentifier CellFeatureIdentifier; \
74  typedef typename Superclass::CellFeatureIdentifier CellFeatureCount; \
75  typedef typename Superclass::PointType PointType; \
76  typedef typename Superclass::VectorType VectorType; \
77  typedef typename Superclass::PointsContainer PointsContainer; \
78  typedef typename Superclass::UsingCellsContainer UsingCellsContainer; \
79  typedef typename Superclass::CellGeometry CellGeometry; \
80  typedef typename Superclass::ParametricCoordArrayType \
81  ParametricCoordArrayType; \
82  typedef typename Superclass::ShapeFunctionsArrayType \
83  ShapeFunctionsArrayType; \
84  itkStaticConstMacro(PointDimension, unsigned int, Superclass::PointDimension)
85 
86 namespace itk
87 {
100 template<
101  typename TPixelType,
102  typename TCellTraits
103  >
104 class CellInterface
105 {
106 public:
107 
109  itkCellCommonTypedefs(CellInterface);
110 
112  typedef TPixelType PixelType;
113 
115  typedef TCellTraits CellTraits;
116 
118  typedef typename CellTraits::CoordRepType CoordRepType;
119  typedef typename CellTraits::InterpolationWeightType InterpolationWeightType;
120  typedef typename CellTraits::PointIdentifier PointIdentifier;
121  typedef typename CellTraits::PointIdIterator PointIdIterator;
122  typedef typename CellTraits::PointIdConstIterator PointIdConstIterator;
123  typedef typename CellTraits::CellIdentifier CellIdentifier;
124  typedef typename CellTraits::CellFeatureIdentifier CellFeatureIdentifier;
125  typedef typename CellTraits::PointType PointType;
126  typedef typename CellTraits::PointsContainer PointsContainer;
127  typedef typename CellTraits::UsingCellsContainer UsingCellsContainer;
128 
130  typedef typename PointType::VectorType VectorType;
131 
133  itkStaticConstMacro(PointDimension, unsigned int, CellTraits::PointDimension);
134 
136  typedef typename UsingCellsContainer::iterator UsingCellsContainerIterator;
137 
139  typedef CellInterface CellType;
140  typedef SelfAutoPointer CellAutoPointer;
141  typedef ConstSelfAutoPointer CellConstAutoPointer;
142  typedef RawPointer CellRawPointer;
143  typedef ConstRawPointer CellConstRawPointer;
144 
146  typedef CellFeatureIdentifier CellFeatureCount;
147 
149  enum CellGeometry { VERTEX_CELL = 0, LINE_CELL, TRIANGLE_CELL,
150  QUADRILATERAL_CELL, POLYGON_CELL, TETRAHEDRON_CELL, HEXAHEDRON_CELL,
151  QUADRATIC_EDGE_CELL, QUADRATIC_TRIANGLE_CELL,
152  LAST_ITK_CELL, MAX_ITK_CELLS = 255 };
153 
155  typedef Array< CoordRepType > ParametricCoordArrayType;
156  typedef Array< InterpolationWeightType > ShapeFunctionsArrayType;
157 
158 // static int GetNextUserCellId(); // never return > MAX_INTERFACE
159 
168  class MultiVisitor:public LightObject
169  {
170 public:
173  typedef CellInterfaceVisitor< TPixelType, TCellTraits > VisitorType;
174 
176  typedef MultiVisitor Self;
177  typedef SmartPointer< Self > Pointer;
178 
180  //itkNewMacro(Self);
181  static Pointer New(void) { Pointer smartPtr = new Self; smartPtr->UnRegister(); return smartPtr; }
183 
185  itkTypeMacro(MultiVisitor, LightObject);
186 
188  typedef typename VisitorType::Pointer VisitorPointer;
189  typedef typename std::map< int, VisitorPointer >::value_type
190  VisitorPointerValueType;
191 
192 public:
193  VisitorType * GetVisitor(int id)
194  {
195  if ( id <= LAST_ITK_CELL )
196  {
197  return m_Visitors[id];
198  }
199  else
200  {
201  typename std::map< int, typename VisitorType::Pointer >::iterator
202  pos = m_UserDefined.find(id);
203  if ( pos != m_UserDefined.end() )
204  {
205  return ( *pos ).second;
206  }
207  }
208  return 0;
209  }
210 
211  void AddVisitor(VisitorType *v)
212  {
213  int id = v->GetCellTopologyId();
214 
215  if ( id <= LAST_ITK_CELL )
216  {
217  m_Visitors[id] = v;
218  }
219  else
220  {
221  m_UserDefined.insert( VisitorPointerValueType(id, v) );
222  }
223  }
224 
225  virtual ~MultiVisitor() {}
226 
227 protected:
228  VisitorPointer m_Visitors[LAST_ITK_CELL]; // fixed array set to the
229  // size
230  // from the enum
231  std::map< int, VisitorPointer > m_UserDefined; // user defined cell types
232  // go here
233  };
234 
236  virtual void Accept(CellIdentifier cellId, MultiVisitor *) = 0;
237 
240  virtual CellGeometry GetType(void) const = 0;
241 
244  virtual void MakeCopy(CellAutoPointer &) const = 0;
245 
247  virtual unsigned int GetDimension(void) const = 0;
248 
250  virtual unsigned int GetInterpolationOrder(void) const;
251 
253  virtual unsigned int GetNumberOfPoints(void) const = 0;
254 
256  virtual CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const = 0;
257 
259  virtual bool GetBoundaryFeature(int dimension, CellFeatureIdentifier,
260  CellAutoPointer &) = 0;
261 
265  virtual PointIdConstIterator GetPointIds(void) const;
266 
270  virtual void SetPointIds(PointIdConstIterator first) = 0;
271 
276  virtual void SetPointIds(PointIdConstIterator first,
277  PointIdConstIterator last) = 0;
278 
281  virtual void SetPointId(int localId, PointIdentifier) = 0;
282 
284  virtual PointIdIterator PointIdsBegin(void) = 0;
285 
288  virtual PointIdConstIterator PointIdsBegin(void) const = 0;
289 
291  virtual PointIdIterator PointIdsEnd(void) = 0;
292 
295  virtual PointIdConstIterator PointIdsEnd(void) const = 0;
296 
298  typedef itk::Array<PointIdentifier> PointIdentifierContainerType;
299  PointIdentifierContainerType GetPointIdsContainer() const;
300  void SetPointIdsContainer( const PointIdentifierContainerType & );
302 
307  virtual bool GetClosestBoundary(CoordRepType[], bool *, CellAutoPointer &)
308  { return false; }
309 
326  virtual bool EvaluatePosition(CoordRepType *,
327  PointsContainer *,
328  CoordRepType *,
329  CoordRepType[],
330  double *,
331  InterpolationWeightType *)
332  { return bool(); }
333 
337  virtual void EvaluateShapeFunctions(
338  const ParametricCoordArrayType &,
339  ShapeFunctionsArrayType &) const {}
340 
356  virtual bool IntersectWithLine(CoordRepType[PointDimension],
357  CoordRepType[PointDimension],
358  CoordRepType,
359  CoordRepType[PointDimension],
360  CoordRepType *,
361  CoordRepType[]) { return bool(); }
362 
367  CoordRepType * GetBoundingBox(CoordRepType[PointDimension * 2]) { return NULL; }
369 
371  CoordRepType GetBoundingBoxDiagonalLength2(void) { return NULL; }
372 
385  virtual bool IntersectBoundingBoxWithLine(CoordRepType[PointDimension * 2],
386  CoordRepType[PointDimension],
387  CoordRepType[PointDimension],
388  CoordRepType[PointDimension],
389  CoordRepType *) { return bool(); }
390 
396  virtual bool IsExplicitBoundary(void);
397 
402  virtual void AddUsingCell(CellIdentifier cellId);
403 
407  virtual void RemoveUsingCell(CellIdentifier cellId);
408 
414  virtual bool IsUsingCell(CellIdentifier cellId);
415 
419  virtual unsigned int GetNumberOfUsingCells(void);
420 
421 #if !defined( CABLE_CONFIGURATION )
422 
425  virtual UsingCellsContainerIterator UsingCellsBegin(void);
426 
430  virtual UsingCellsContainerIterator UsingCellsEnd(void);
431 
432 #endif
433 
435  itkTypeMacro(CellInterface, LightObject);
436 
437 public:
438  CellInterface() {}
439  virtual ~CellInterface() {}
443 // bool GetPointPosition(PointsContainer*, int localId, Point*)=0;
444 
445 protected:
447  UsingCellsContainer m_UsingCells;
448 
449 private:
450  CellInterface(const Self &); //purposely not implemented
451  void operator=(const Self &); //purposely not implemented
452 };
453 
472 template< int VPointDimension, typename TCoordRep,
473  typename TInterpolationWeight, typename TPointIdentifier,
474  typename TCellIdentifier, typename TCellFeatureIdentifier,
475  typename TPoint, typename TPointsContainer,
476  typename TUsingCellsContainer >
477 class CellTraitsInfo
478 {
479 public:
480  itkStaticConstMacro(PointDimension, unsigned int, VPointDimension);
481  typedef TCoordRep CoordRepType;
482  typedef TInterpolationWeight InterpolationWeightType;
483  typedef TPointIdentifier PointIdentifier;
484  typedef TCellIdentifier CellIdentifier;
485  typedef TCellFeatureIdentifier CellFeatureIdentifier;
486  typedef TPoint PointType;
487  typedef TPointsContainer PointsContainer;
488  typedef TUsingCellsContainer UsingCellsContainer;
489  typedef PointIdentifier * PointIdIterator;
490 
491  typedef const PointIdentifier *PointIdConstIterator;
492 };
493 
494 #define itkMakeCellTraitsMacro \
495  CellTraitsInfo < itkGetStaticConstMacro(PointDimension), CoordRepType, \
496  InterpolationWeightType, \
497  PointIdentifier, CellIdentifier, CellFeatureIdentifier, \
498  PointType, PointsContainer, UsingCellsContainer >
499 } // end namespace itk
500 
501 #if !defined( CABLE_CONFIGURATION )
502 #ifndef ITK_MANUAL_INSTANTIATION
503 #include "itkCellInterface.hxx"
504 #endif
505 #endif
506 
507 #endif
508 
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