chunk.h

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/*
  Copyright (C) 2011 - 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_geometry_model_chunk_h
#define _aspect_geometry_model_chunk_h
 
#include <aspect/geometry_model/interface.h>
#include <aspect/simulator_access.h>
 
#include <deal.II/grid/manifold.h>
#include <deal.II/base/function_lib.h>
#include <deal.II/grid/grid_out.h>
 
namespace aspect
{
  namespace GeometryModel
  {
    namespace internal
    {
      template <int dim>
      class ChunkGeometry : public ChartManifold<dim,dim>
      {
        public:
          ChunkGeometry(const std::shared_ptr<const InitialTopographyModel::Interface<dim>> &topography,
                        const double min_longitude,
                        const double min_radius,
                        const double max_depth);
 
          ChunkGeometry(const ChunkGeometry &other) = default;
 
          Point<dim>
          pull_back(const Point<dim> &space_point) const override;
 
          Point<dim>
          push_forward(const Point<dim> &chart_point) const override;
 
          DerivativeForm<1, dim, dim>
          push_forward_gradient(const Point<dim> &chart_point) const override;
 
          Point<dim>
          pull_back_sphere(const Point<dim> &space_point) const;
 
          Point<dim>
          push_forward_sphere(const Point<dim> &chart_point) const;
 
          virtual Tensor<1, dim>
          normal_vector(
            const typename Triangulation<dim>::face_iterator &face,
            const Point<dim> &p) const override;
 
          std::unique_ptr<Manifold<dim,dim>>
          clone() const override;
 
          double topography_for_point(const Point<dim> &x_y_z) const;
 
        private:
          const std::shared_ptr<const InitialTopographyModel::Interface<dim>> topo;
 
          double point1_lon;
 
          double inner_radius;
 
          double max_depth;
 
          virtual
          Point<dim>
          pull_back_topo(const Point<dim> &space_point) const;
 
          virtual
          Point<dim>
          push_forward_topo(const Point<dim> &chart_point) const;
      };
    }
 
    template <int dim>
    class Chunk : public Interface<dim>, public SimulatorAccess<dim>
    {
      public:
 
        void initialize () override;
 
        void create_coarse_mesh (parallel::distributed::Triangulation<dim> &coarse_grid) const override;
 
 
        std::set<types::boundary_id>
        get_used_boundary_indicators () const override;
 
        std::map<std::string,types::boundary_id>
        get_symbolic_boundary_names_map () const override;
 
 
        double length_scale () const override;
 
        double depth(const Point<dim> &position) const override;
 
        double height_above_reference_surface(const Point<dim> &position) const override;
 
        Point<dim> representative_point(const double depth) const override;
 
        virtual
        double west_longitude() const;
 
        virtual
        double east_longitude() const;
 
        virtual
        double longitude_range() const;
 
        virtual
        double south_latitude() const;
 
        virtual
        double north_latitude() const;
 
        virtual
        double latitude_range() const;
 
        double maximal_depth() const override;
 
        virtual
        double inner_radius() const;
 
        virtual
        double outer_radius() const;
 
 
        bool
        has_curved_elements() const override;
 
        bool
        point_is_in_domain(const Point<dim> &point) const override;
 
        aspect::Utilities::Coordinates::CoordinateSystem natural_coordinate_system() const override;
 
        std::array<double,dim> cartesian_to_natural_coordinates(const Point<dim> &position) const override;
 
        Point<dim> natural_to_cartesian_coordinates(const std::array<double,dim> &position) const override;
 
        static
        void
        declare_parameters (ParameterHandler &prm);
 
        void
        parse_parameters (ParameterHandler &prm) override;
 
      private:
        Point<dim> point1;
 
        Point<dim> point2;
 
        std::array<unsigned int, dim> repetitions;
 
        std::unique_ptr<const internal::ChunkGeometry<dim>> manifold;
 
        static constexpr types::manifold_id my_manifold_id = 15;
    };
  }
}
 
 
#endif