depth_dependent.h

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/*
  Copyright (C) 2014 - 2024 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_depth_dependent_h
#define _aspect_material_model_depth_dependent_h

#include <aspect/material_model/interface.h>
#include <aspect/simulator_access.h>
#include <aspect/material_model/rheology/ascii_depth_profile.h>

#include <deal.II/base/function_lib.h>
#include <deal.II/base/parsed_function.h>

namespace aspect
{
  namespace MaterialModel
  {
    template <int dim>
    class DepthDependent : public MaterialModel::Interface<dim>, public ::aspect::SimulatorAccess<dim>
    {
      public:
        void initialize() override;

        void update() override;

        bool is_compressible () const override;

        void
        evaluate (const typename Interface<dim>::MaterialModelInputs &in,
                  typename Interface<dim>::MaterialModelOutputs &out) const override;
        static void
        declare_parameters (ParameterHandler &prm);

        void
        parse_parameters (ParameterHandler &prm) override;

        void
        create_additional_named_outputs (MaterialModel::MaterialModelOutputs<dim> &out) const override;

      private:
        enum ViscositySource
        {
          function,
          file,
          list,
          none
        };

        double reference_viscosity;

        ViscositySource viscosity_source;

        std::unique_ptr<Functions::InterpolatedTensorProductGridData<1>> viscosity_file_function;

        double
        calculate_depth_dependent_prefactor(const double &depth) const;

        std::vector<double> depth_values;
        std::vector<double> viscosity_values;

        Functions::ParsedFunction<1> viscosity_function;

        std::unique_ptr<MaterialModel::Interface<dim>> base_model;

        std::unique_ptr<Rheology::AsciiDepthProfile<dim>> depth_dependent_rheology;
    };
  }
}

#endif