linearized_incompressible.h

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/*
  Copyright (C) 2011 - 2019 by the authors of the ASPECT code.
 
  This file is part of ASPECT.
 
  ASPECT is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2, or (at your option)
  any later version.
 
  ASPECT is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with ASPECT; see the file LICENSE.  If not see
  <http://www.gnu.org/licenses/>.
*/
 
#ifndef _aspect_material_model_equation_of_state_linearized_incompressible_h
#define _aspect_material_model_equation_of_state_linearized_incompressible_h
 
#include <aspect/material_model/interface.h>
#include <aspect/simulator_access.h>
#include <aspect/material_model/equation_of_state/interface.h>
 
 
namespace aspect
{
  namespace MaterialModel
  {
    namespace EquationOfState
    {
      template <int dim>
      class LinearizedIncompressible
      {
        public:
          void evaluate(const MaterialModel::MaterialModelInputs<dim> &in,
                        const unsigned int q,
                        MaterialModel::EquationOfStateOutputs<dim> &eos_outputs) const;
 
          bool is_compressible () const;
 
          static
          void
          declare_parameters (ParameterHandler &prm,
                              const unsigned int n_compositions = 0);
 
          void
          parse_parameters (ParameterHandler &prm,
                            const unsigned int n_compositions = 0);
 
 
        private:
          double reference_rho;
 
          double reference_T;
 
          double thermal_alpha;
 
          double reference_specific_heat;
 
          unsigned int maximum_number_of_compositions;
 
          std::vector<double> compositional_delta_rhos;
      };
    }
  }
}
 
#endif