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VFront.hh
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48 
49 //=============================================================================
50 //
51 // CLASS VFront
52 //
53 //=============================================================================
54 
55 #ifndef OPENMESH_VDPROGMESH_VFRONT_HH
56 #define OPENMESH_VDPROGMESH_VFRONT_HH
57 
58 
59 //== INCLUDES =================================================================
60 
61 #include <OpenMesh/Core/System/config.h>
62 #include <OpenMesh/Tools/VDPM/VHierarchyNode.hh>
63 #include <vector>
64 
65 
66 //== FORWARDDECLARATIONS ======================================================
67 
68 
69 //== NAMESPACES ===============================================================
70 
71 namespace OpenMesh {
72 namespace VDPM {
73 
74 //== CLASS DEFINITION =========================================================
75 
76 
80 class OPENMESHDLLEXPORT VFront
81 {
82 private:
83 
84  typedef VHierarchyNodeHandleList::iterator VHierarchyNodeHandleListIter;
85  enum VHierarchyNodeStatus { kSplit, kActive, kCollapse };
86 
88  VHierarchyNodeHandleListIter front_it_;
89  std::vector<VHierarchyNodeHandleListIter> front_location_;
90 
91 public:
92 
93  VFront();
94 
95  void clear() { front_.clear(); front_location_.clear(); }
96  void begin() { front_it_ = front_.begin(); }
97  bool end() { return (front_it_ == front_.end()) ? true : false; }
98  void next() { ++front_it_; }
99  int size() { return (int) front_.size(); }
100  VHierarchyNodeHandle node_handle() { return *front_it_; }
101 
102  void add(VHierarchyNodeHandle _node_handle);
103  void remove(VHierarchyNodeHandle _node_handle);
104  bool is_active(VHierarchyNodeHandle _node_handle);
105  void init(VHierarchyNodeHandleContainer &_roots, unsigned int _n_details);
106 };
107 
108 
109 //=============================================================================
110 } // namespace VDPM
111 } // namespace OpenMesh
112 //=============================================================================
113 #endif // OPENMESH_VDPROGMESH_VFRONT_HH defined
114 //=============================================================================
Active nodes in vertex hierarchy.
Definition: VFront.hh:80
std::list< VHierarchyNodeHandle > VHierarchyNodeHandleList
Container for vertex hierarchy node handles.
Definition: VHierarchyNode.hh:191
Handle for vertex hierarchy nodes.
Definition: VHierarchyNode.hh:82
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
std::vector< VHierarchyNodeHandle > VHierarchyNodeHandleContainer
Container for vertex hierarchy node handles.
Definition: VHierarchyNode.hh:188

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