Developer Documentation
VFront.cc
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42 /*===========================================================================*\
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48 
49 //=============================================================================
50 //
51 // CLASS newClass - IMPLEMENTATION
52 //
53 //=============================================================================
54 
55 
56 //== INCLUDES =================================================================
57 
58 #include <OpenMesh/Tools/VDPM/VFront.hh>
59 
60 //== NAMESPACES ===============================================================
61 
62 namespace OpenMesh {
63 namespace VDPM {
64 
65 //== IMPLEMENTATION ==========================================================
66 
67 
68 VFront::VFront()
69 {
70 }
71 
72 
73 void
74 VFront::
75 add(VHierarchyNodeHandle _node_handle)
76 {
77  front_location_[_node_handle.idx()] = front_.insert(front_.end(), _node_handle);
78 }
79 
80 
81 void
82 VFront::
83 remove(VHierarchyNodeHandle _node_handle)
84 {
85  VHierarchyNodeHandleListIter node_it = front_location_[_node_handle.idx()];
86  const bool isFront = (front_it_ == node_it);
87  VHierarchyNodeHandleListIter next_it = front_.erase(node_it);
88  front_location_[_node_handle.idx()] = front_.end();
89 
90  if (isFront)
91  front_it_ = next_it;
92 }
93 
94 bool
95 VFront::
96 is_active(VHierarchyNodeHandle _node_handle)
97 {
98  return (front_location_[_node_handle.idx()] != front_.end()) ? true : false;
99 }
100 
101 void
102 VFront::
103 init(VHierarchyNodeHandleContainer &_roots, unsigned int _n_details)
104 {
105  unsigned int i;
106 
107  front_location_.resize(_roots.size() + 2*_n_details);
108  for (i=0; i<front_location_.size(); ++i)
109  front_location_[i] = front_.end();
110 
111  for (i=0; i<_roots.size(); ++i)
112  add(_roots[i]);
113 }
114 
115 
116 //=============================================================================
117 } // namespace VDPM
118 } // namespace OpenMesh
119 //=============================================================================
std::vector< VHierarchyNodeHandle > VHierarchyNodeHandleContainer
Container for vertex hierarchy node handles.