Developer Documentation
TriConnectivity.hh
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41 
42 
43 
44 #ifndef OPENMESH_TRICONNECTIVITY_HH
45 #define OPENMESH_TRICONNECTIVITY_HH
46 
47 #include <OpenMesh/Core/Mesh/PolyConnectivity.hh>
48 
49 namespace OpenMesh {
50 
53 class OPENMESHDLLEXPORT TriConnectivity : public PolyConnectivity
54 {
55 public:
56 
57  TriConnectivity() {}
58  virtual ~TriConnectivity() {}
59 
60  inline static bool is_triangles()
61  { return true; }
62 
66  inline void assign_connectivity(const TriConnectivity& _other)
68 
69  inline void assign_connectivity(const PolyConnectivity& _other)
70  {
72  triangulate();
73  }
74 
79 
88  SmartFaceHandle add_face(const VertexHandle* _vhandles, size_t _vhs_size);
89 
98  SmartFaceHandle add_face(const std::vector<VertexHandle>& _vhandles);
99 
108  SmartFaceHandle add_face(const std::vector<SmartVertexHandle>& _vhandles);
109 
120  SmartFaceHandle add_face(VertexHandle _vh0, VertexHandle _vh1, VertexHandle _vh2);
121 
123 
128  {
129  return is_boundary(_heh) ? InvalidVertexHandle :
130  to_vertex_handle(next_halfedge_handle(_heh));
131  }
132 
137  { return opposite_vh(opposite_halfedge_handle(_heh)); }
138 
142 
143 
148  bool is_collapse_ok(HalfedgeHandle _heh);
149 
151  HalfedgeHandle vertex_split(VertexHandle v0, VertexHandle v1,
152  VertexHandle vl, VertexHandle vr);
153 
155  bool is_flip_ok(EdgeHandle _eh) const;
156 
159  void flip(EdgeHandle _eh);
160 
161 
173  void split(EdgeHandle _eh, VertexHandle _vh);
174 
190  inline void split_edge(EdgeHandle _eh, VertexHandle _vh) { TriConnectivity::split(_eh, _vh); }
191 
204  void split_copy(EdgeHandle _eh, VertexHandle _vh);
205 
223 
229  inline void split(FaceHandle _fh, VertexHandle _vh)
230  { PolyConnectivity::split(_fh, _vh); }
231 
237  inline void split_copy(FaceHandle _fh, VertexHandle _vh)
238  { PolyConnectivity::split_copy(_fh, _vh); }
239 
241 
242 private:
244  HalfedgeHandle insert_loop(HalfedgeHandle _hh);
246  HalfedgeHandle insert_edge(VertexHandle _vh,
247  HalfedgeHandle _h0, HalfedgeHandle _h1);
248 };
249 
250 }
251 
252 #endif//OPENMESH_TRICONNECTIVITY_HH
void split(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)
Handle for a edge entity.
Definition: Handles.hh:134
Handle for a face entity.
Definition: Handles.hh:141
void split_copy(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-n split).
void split(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-3) split, calls corresponding PolyMeshT function).
void split_edge(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)
Handle for a halfedge entity.
Definition: Handles.hh:127
void assign_connectivity(const PolyConnectivity &_other)
Handle for a vertex entity.
Definition: Handles.hh:120
void split(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-n split).
VertexHandle opposite_vh(HalfedgeHandle _heh) const
Connectivity Class for Triangle Meshes.
VertexHandle opposite_he_opposite_vh(HalfedgeHandle _heh) const
void split_copy(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-3) split, calls corresponding PolyMeshT function).
void assign_connectivity(const TriConnectivity &_other)
Connectivity Class for polygonal meshes.
void split_copy(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)
void split_edge_copy(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)