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G4KDTreeResult.hh
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26 // $Id: G4KDTreeResult.hh 64057 2012-10-30 15:04:49Z gcosmo $
27 //
28 // Author: Mathieu Karamitros (kara (AT) cenbg . in2p3 . fr)
29 //
30 // WARNING : This class is released as a prototype.
31 // It might strongly evolve or even disapear in the next releases.
32 //
33 // History:
34 // -----------
35 // 10 Oct 2011 M.Karamitros created
36 //
37 // -------------------------------------------------------------------
38 
39 #ifndef G4KDTREERESULT_HH
40 #define G4KDTREERESULT_HH
41 
42 #include <list>
43 #include "globals.hh"
45 class G4KDTree;
46 class G4KDNode;
47 struct ResNode;
48 
50 
53 
59 class G4KDTreeResult : protected std::list<ResNode>
60 {
61 protected :
63  std::list<ResNode>::iterator fIterator;
64 
65 public:
67  virtual ~G4KDTreeResult();
68 
69  void Insert(double, G4KDNode*);
70 
71  void Clear();
72 
73  void Sort();
74 
75  /* returns the size of the result set (in elements) */
76  size_t GetSize();
77 
78  size_t size();
79 
80  /* rewinds the result set iterator */
81  void Rewind();
82 
83  /* returns non-zero if the set iterator reached the end after the last element */
84  bool End();
85 
86  /* advances the result set iterator
87  */
88  void Next();
89 
90  /* returns the data pointer (can be null) of the current result set item
91  * and optionally sets its position to the pointers(s) if not null.
92  */
93  void* GetItemData();
94  void* GetItem(double*& /*position*/);
95  void* GetItem(double& x, double& y, double& z); // 3D
96  void* GetItemNDistanceSQ(double& /*distance*/);
97  void* GetItemNDistanceSQ(double*& /*position*/, double& /*distance*/);
98  double GetDistanceSqr();
99 };
100 
101 #endif // G4KDTREERESULT_HH