Line data    Source code

       1            0 : // Distributed under the MIT License.
       2              : // See LICENSE.txt for details.
       3              : 
       4              : #pragma once
       5              : 
       6              : #include <array>
       7              : #include <cstddef>
       8              : #include <memory>
       9              : #include <pup.h>
      10              : #include <utility>
      11              : 
      12              : #include "DataStructures/DataBox/Prefixes.hpp"
      13              : #include "DataStructures/Tensor/TypeAliases.hpp"
      14              : #include "DataStructures/VariablesTag.hpp"
      15              : #include "Domain/Structure/DirectionalIdMap.hpp"
      16              : #include "Domain/Tags.hpp"
      17              : #include "Evolution/DgSubcell/GhostData.hpp"
      18              : #include "Evolution/DgSubcell/Tags/GhostDataForReconstruction.hpp"
      19              : #include "Evolution/DgSubcell/Tags/Mesh.hpp"
      20              : #include "Evolution/DiscontinuousGalerkin/Actions/NormalCovectorAndMagnitude.hpp"
      21              : #include "Evolution/Systems/ForceFree/FiniteDifference/Reconstructor.hpp"
      22              : #include "Evolution/Systems/ForceFree/FiniteDifference/Tags.hpp"
      23              : #include "Evolution/Systems/ForceFree/Tags.hpp"
      24              : #include "Options/Options.hpp"
      25              : #include "PointwiseFunctions/GeneralRelativity/Tags.hpp"
      26              : #include "Utilities/Serialization/CharmPupable.hpp"
      27              : #include "Utilities/TMPL.hpp"
      28              : 
      29              : /// \cond
      30              : class DataVector;
      31              : template <size_t dim>
      32              : class Direction;
      33              : template <size_t dim>
      34              : class Element;
      35              : template <size_t dim>
      36              : class ElementId;
      37              : template <size_t dim>
      38              : class Mesh;
      39              : template <typename recons_tags>
      40              : class Variables;
      41              : namespace gsl {
      42              : template <typename>
      43              : class not_null;
      44              : }  // namespace gsl
      45              : namespace PUP {
      46              : class er;
      47              : }  // namespace PUP
      48              : /// \endcond
      49              : 
      50              : namespace ForceFree::fd {
      51              : 
      52              : /*!
      53              :  * \brief Monotonised central reconstruction. See
      54              :  * ::fd::reconstruction::monotonised_central() for details.
      55              :  */
      56              : 
      57            1 : class MonotonisedCentral : public Reconstructor {
      58              :  private:
      59            0 :   using TildeE = ForceFree::Tags::TildeE;
      60            0 :   using TildeB = ForceFree::Tags::TildeB;
      61            0 :   using TildePsi = ForceFree::Tags::TildePsi;
      62            0 :   using TildePhi = ForceFree::Tags::TildePhi;
      63            0 :   using TildeQ = ForceFree::Tags::TildeQ;
      64            0 :   using TildeJ = ForceFree::Tags::TildeJ;
      65              : 
      66            0 :   using volume_vars_tags =
      67              :       tmpl::list<TildeE, TildeB, TildePsi, TildePhi, TildeQ>;
      68              : 
      69            0 :   using recons_tags = ForceFree::fd::tags_list_for_reconstruction;
      70              : 
      71              :  public:
      72            0 :   static constexpr size_t dim = 3;
      73              : 
      74            0 :   using options = tmpl::list<>;
      75            0 :   static constexpr Options::String help{
      76              :       "Monotonised central reconstruction scheme."};
      77              : 
      78            0 :   MonotonisedCentral() = default;
      79            0 :   MonotonisedCentral(MonotonisedCentral&&) = default;
      80            0 :   MonotonisedCentral& operator=(MonotonisedCentral&&) = default;
      81            0 :   MonotonisedCentral(const MonotonisedCentral&) = default;
      82            0 :   MonotonisedCentral& operator=(const MonotonisedCentral&) = default;
      83            0 :   ~MonotonisedCentral() override = default;
      84              : 
      85            0 :   explicit MonotonisedCentral(CkMigrateMessage* msg);
      86              : 
      87            0 :   WRAPPED_PUPable_decl_base_template(Reconstructor, MonotonisedCentral);
      88              : 
      89            0 :   auto get_clone() const -> std::unique_ptr<Reconstructor> override;
      90              : 
      91            0 :   static constexpr bool use_adaptive_order = false;
      92              : 
      93            0 :   void pup(PUP::er& p) override;
      94              : 
      95            0 :   size_t ghost_zone_size() const override { return 2; }
      96              : 
      97            0 :   using reconstruction_argument_tags =
      98              :       tmpl::list<::Tags::Variables<volume_vars_tags>, TildeJ,
      99              :                  domain::Tags::Element<dim>,
     100              :                  evolution::dg::subcell::Tags::GhostDataForReconstruction<dim>,
     101              :                  evolution::dg::subcell::Tags::Mesh<dim>>;
     102              : 
     103            0 :   void reconstruct(
     104              :       gsl::not_null<std::array<Variables<recons_tags>, dim>*>
     105              :           vars_on_lower_face,
     106              :       gsl::not_null<std::array<Variables<recons_tags>, dim>*>
     107              :           vars_on_upper_face,
     108              :       const Variables<volume_vars_tags>& volume_vars,
     109              :       const tnsr::I<DataVector, 3, Frame::Inertial>& tilde_j,
     110              :       const Element<dim>& element,
     111              :       const DirectionalIdMap<dim, evolution::dg::subcell::GhostData>&
     112              :           ghost_data,
     113              :       const Mesh<dim>& subcell_mesh) const;
     114              : 
     115            0 :   void reconstruct_fd_neighbor(
     116              :       gsl::not_null<Variables<recons_tags>*> vars_on_face,
     117              :       const Variables<volume_vars_tags>& volume_vars,
     118              :       const tnsr::I<DataVector, 3, Frame::Inertial>& tilde_j,
     119              :       const Element<dim>& element,
     120              :       const DirectionalIdMap<dim, evolution::dg::subcell::GhostData>&
     121              :           ghost_data,
     122              :       const Mesh<dim>& subcell_mesh,
     123              :       const Direction<dim> direction_to_reconstruct) const;
     124              : };
     125              : 
     126            0 : bool operator==(const MonotonisedCentral& /*lhs*/,
     127              :                 const MonotonisedCentral& /*rhs*/);
     128              : 
     129            0 : bool operator!=(const MonotonisedCentral& lhs, const MonotonisedCentral& rhs);
     130              : 
     131              : }  // namespace ForceFree::fd