mesh_triangle_interface.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2014 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
3 
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License, or (at your option) any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
13 
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 
18 
19 #ifndef LIBMESH_MESH_TRIANGLE_INTERFACE_H
20 #define LIBMESH_MESH_TRIANGLE_INTERFACE_H
21 
22 
23 #include "libmesh/libmesh_config.h"
24 
25 #ifdef LIBMESH_HAVE_TRIANGLE
26 
27 // Local Includes
28 #include "libmesh/enum_elem_type.h"
29 #include "libmesh/libmesh.h"
31 
32 // C++ includes
33 #include <cstddef>
34 #include <vector>
35 
36 namespace libMesh
37 {
38 
39  // Forward Declarations
40 
41  class UnstructuredMesh;
42 
50  {
51  public:
58  explicit
60 
65 
71  {
78 
89  PSLG = 1,
90 
95  };
96 
102  class Hole;
103  class PolygonHole;
104  class ArbitraryHole;
105 
110  void triangulate();
111 
116 
122 
128 
132  std::string& extra_flags() {return _extra_flags;}
133 
138 
143 
149 
154  void attach_hole_list(const std::vector<Hole*>* holes) {_holes = holes;}
155 
167  std::vector<std::pair<unsigned int, unsigned int> > segments;
168 
169  private:
174 
179  const std::vector<Hole*>* _holes;
180 
186 
191 
196 
200  std::string _extra_flags;
201 
208 
215 
221 
226  };
227 
228 } // namespace libMesh
229 
230 
231 
232 #endif // LIBMESH_HAVE_TRIANGLE
233 
234 #endif // ifndef LIBMESH_MESH_TRIANGLE_INTERFACE_H

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