function.h

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/*
 Copyright (C) 2015 - 2022 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_particle_property_function_h
#define _aspect_particle_property_function_h

#include <aspect/particle/property/interface.h>

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

namespace aspect
{
  namespace Particle
  {
    namespace Property
    {
      template <int dim>
      class Function : public Interface<dim>
      {
        public:
          Function();

          void
          initialize_one_particle_property (const Point<dim> &position,
                                            std::vector<double> &particle_properties) const override;

          std::vector<std::pair<std::string, unsigned int>>
          get_property_information() const override;


          static
          void
          declare_parameters (ParameterHandler &prm);

          void
          parse_parameters (ParameterHandler &prm) override;

        private:
          std::unique_ptr<Functions::ParsedFunction<dim>> function;

          unsigned int n_components;
      };
    }
  }
}

#endif