ASPECT
friction_models.h
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1 /*
2  Copyright (C) 2019 - 2022 by the authors of the ASPECT code.
3 
4  This file is part of ASPECT.
5 
6  ASPECT is free software; you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation; either version 2, or (at your option)
9  any later version.
10 
11  ASPECT is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with ASPECT; see the file LICENSE. If not see
18  <http://www.gnu.org/licenses/>.
19 */
20 
21 #ifndef _aspect_material_model_rheology_friction_models_h
22 #define _aspect_material_model_rheology_friction_models_h
23 
24 #include <aspect/global.h>
27 #include <deal.II/base/parsed_function.h>
28 #include <aspect/utilities.h>
29 
31 #include <deal.II/fe/component_mask.h>
32 
33 namespace aspect
34 {
35  namespace MaterialModel
36  {
37  using namespace dealii;
38  namespace Rheology
39  {
49  {
52  function
53  };
54 
55  template <int dim>
57  {
58  public:
62  static
63  void
64  declare_parameters (ParameterHandler &prm);
65 
69  void
70  parse_parameters (ParameterHandler &prm);
71 
77  double
78  compute_friction_angle(const double current_edot_ii,
79  const unsigned int volume_fraction_index,
80  const double static_friction_angle,
81  const Point<dim> &position) const;
82 
87  get_friction_mechanism () const;
88 
89  private:
95 
104 
112 
119 
124  std::unique_ptr<Functions::ParsedFunction<dim>> friction_function;
125 
131  };
132  }
133  }
134 }
135 #endif
void declare_parameters(ParameterHandler &prm)
std::unique_ptr< Functions::ParsedFunction< dim > > friction_function
Utilities::Coordinates::CoordinateSystem coordinate_system_friction_function
Definition: compat.h:88