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SbBSPTree.h
1 #ifndef COIN_SBBSPTREE_H
2 #define COIN_SBBSPTREE_H
3 
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35 
36 #include <cstddef> // for NULL definition
37 #include <Inventor/lists/SbList.h>
38 #include <Inventor/SbVec3f.h>
39 #include <Inventor/SbBox3f.h>
40 
41 #ifdef COIN_INTERNAL
42  #define COIN_ALLOW_SBINTLIST
43  #include <Inventor/lists/SbIntList.h>
44  #undef COIN_ALLOW_SBINTLIST
45 #else
46  #include <Inventor/lists/SbIntList.h>
47 #endif // COIN_INTERNAL
48 
49 class SbSphere;
50 class coin_bspnode;
51 
52 // *************************************************************************
53 
54 class COIN_DLL_API SbBSPTree {
55 public:
56  SbBSPTree(const int maxnodepts = 64, const int initsize = 4);
57  ~SbBSPTree();
58 
59  int numPoints() const;
60  SbVec3f getPoint(const int idx) const;
61  void getPoint(const int idx, SbVec3f & pt) const;
62  void * getUserData(const int idx) const;
63  void setUserData(const int idx, void * const data);
64 
65  int addPoint(const SbVec3f & pt, void * const userdata = NULL);
66  int removePoint(const SbVec3f & pt);
67  void removePoint(const int idx);
68  int findPoint(const SbVec3f & pos) const;
69  int findClosest(const SbVec3f & pos) const;
70  void clear(const int initsize = 4);
71  void findPoints(const SbSphere & sphere, SbIntList & array) const;
72  int findClosest(const SbSphere & sphere, SbIntList & array) const;
73 
74  const SbBox3f & getBBox() const;
75  const SbVec3f * getPointsArrayPtr() const;
76 
77  // Please stop using these two functions. They will be removed in
78  // Coin 3.0. Use the SbIntList versions instead.
79  void findPoints(const SbSphere & sphere, SbList <int> & array) const;
80  int findClosest(const SbSphere & sphere, SbList <int> & array) const;
81 
82 private:
83  friend class coin_bspnode;
84  SbList <SbVec3f> pointsArray;
85  SbList <void *> userdataArray;
86  coin_bspnode * topnode;
87  int maxnodepoints;
88  SbBox3f boundingBox;
89 };
90 
91 #endif // !COIN_SBBSPTREE_H
The SbSphere class is a representation of a sphere.
Definition: SbSphere.h:42
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.
Definition: SbBox3f.h:46
The SbBSPTree class provides a binary space partitioning container.
Definition: SbBSPTree.h:54
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition: SbVec3f.h:51
The SbIntList class is a container for integer list arrays.
Definition: SbIntList.h:40