discontinuity_measure.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2018 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 
50 {
51 public:
52 
59 
64  DiscontinuityMeasure (const DiscontinuityMeasure &) = delete;
66 
72  virtual ~DiscontinuityMeasure() = default;
73 
77  void attach_essential_bc_function (std::pair<bool,Real> fptr(const System & system,
78  const Point & p,
79  const std::string & var_name));
80 
81  virtual ErrorEstimatorType type() const override;
82 
83 protected:
84 
89  virtual void init_context(FEMContext & c) override;
90 
95  virtual void internal_side_integration() override;
96 
103  virtual bool boundary_side_integration() override;
104 
108  std::pair<bool,Real> (* _bc_function) (const System & system,
109  const Point & p,
110  const std::string & var_name);
111 };
112 
113 
114 } // namespace libMesh
115 
116 #endif // LIBMESH_DISCONTINUITY_MEASURE_H
virtual bool boundary_side_integration() override
virtual ~DiscontinuityMeasure()=default
DiscontinuityMeasure & operator=(const DiscontinuityMeasure &)=delete
void attach_essential_bc_function(std::pair< bool, Real > fptr(const System &system, const Point &p, const std::string &var_name))
virtual void init_context(FEMContext &c) override
Manages consistently variables, degrees of freedom, and coefficient vectors.
Definition: system.h:92
virtual void internal_side_integration() override
virtual ErrorEstimatorType type() const override
A geometric point in (x,y,z) space.
Definition: point.h:38