ASPECT
drucker_prager.h
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1 /*
2  Copyright (C) 2015 - 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_drucker_prager_h
22 #define _aspect_material_model_drucker_prager_h
23 
28 
29 namespace aspect
30 {
31  namespace MaterialModel
32  {
33  using namespace dealii;
34 
80  template <int dim>
82  {
83  public:
88  void evaluate(const MaterialModel::MaterialModelInputs<dim> &in,
89  MaterialModel::MaterialModelOutputs<dim> &out) const override;
90 
108  bool is_compressible () const override;
120  static
121  void
122  declare_parameters (ParameterHandler &prm);
123 
127  void
128  parse_parameters (ParameterHandler &prm) override;
133  private:
134 
135  double reference_T;
137 
139 
140  /*
141  * Objects for computing plastic stresses, viscosities, and additional outputs
142  */
144 
149 
153  double cohesion;
154 
160 
165  };
166 
167  }
168 }
169 
170 #endif
Rheology::DruckerPrager< dim > drucker_prager_plasticity
void declare_parameters(ParameterHandler &prm)
EquationOfState::LinearizedIncompressible< dim > equation_of_state
Definition: compat.h:88