discontinuity_measure.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 
20 #ifndef LIBMESH_DISCONTINUITY_MEASURE_H
21 #define LIBMESH_DISCONTINUITY_MEASURE_H
22 
23 // Local Includes
25 
26 // C++ includes
27 #include <cstddef>
28 #include <string>
29 #include <vector>
30 
31 namespace libMesh
32 {
33 
34 // Forward Declarations
35 class Point;
36 
37 
38 
39 
40 
49 {
50 public:
51 
59  _bc_function(NULL)
60  { error_norm = L2; }
61 
66 
71  void attach_essential_bc_function (std::pair<bool,Real> fptr(const System& system,
72  const Point& p,
73  const std::string& var_name));
74 
75 protected:
76 
81  virtual void initialize(const System& system,
82  ErrorVector& error_per_cell,
83  bool estimate_parent_error);
84 
89  virtual void internal_side_integration();
90 
96  virtual bool boundary_side_integration();
97 
102 
106  std::pair<bool,Real> (* _bc_function) (const System& system,
107  const Point& p,
108  const std::string& var_name);
109 };
110 
111 
112 } // namespace libMesh
113 
114 #endif // LIBMESH_DISCONTINUITY_MEASURE_H

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