initial_composition.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_prescribed_solution_initial_composition_h
#define _aspect_prescribed_solution_initial_composition_h
 
#include <aspect/initial_composition/interface.h>
#include <aspect/prescribed_solution/interface.h>
#include <aspect/simulator_access.h>
 
#include <deal.II/base/parsed_function.h>
 
namespace aspect
{
  namespace PrescribedSolution
  {
    template <int dim>
    class InitialComposition
      : public Interface<dim>,
        public SimulatorAccess<dim>
    {
      public:
 
        InitialComposition ();
 
        void initialize () override;
 
        void update () override;
 
        static void declare_parameters (ParameterHandler &prm);
 
        void parse_parameters (ParameterHandler &prm) override;
 
        void constrain_solution (const typename DoFHandler<dim>::active_cell_iterator &cell,
                                 const std::vector<Point<dim>> &positions,
                                 const std::vector<unsigned int> &component_indices,
                                 std::vector<bool> &should_be_constrained,
                                 std::vector<double> &solution) override;
 
      private:
 
        Functions::ParsedFunction<dim> indicator_function;
 
        Utilities::Coordinates::CoordinateSystem coordinate_system;
 
        std::shared_ptr<const aspect::InitialComposition::Manager<dim>> initial_composition_manager;
    };
  }
}
 
#endif