Line data    Source code

       1            0 : // Distributed under the MIT License.
       2              : // See LICENSE.txt for details.
       3              : 
       4              : #pragma once
       5              : 
       6              : #include <cstddef>
       7              : 
       8              : #include "DataStructures/Tensor/TypeAliases.hpp"
       9              : #include "DataStructures/VariablesTag.hpp"
      10              : #include "Domain/Tags.hpp"
      11              : #include "Evolution/DgSubcell/Tags/DidRollback.hpp"
      12              : #include "Evolution/DgSubcell/Tags/Mesh.hpp"
      13              : #include "Evolution/Systems/NewtonianEuler/Tags.hpp"
      14              : #include "PointwiseFunctions/Hydro/Tags.hpp"
      15              : #include "Utilities/TMPL.hpp"
      16              : 
      17              : /// \cond
      18              : class DataVector;
      19              : namespace EquationsOfState {
      20              : template <bool IsRelativistic, size_t ThermodynamicDim>
      21              : class EquationOfState;
      22              : }  // namespace EquationsOfState
      23              : template <size_t Dim>
      24              : class Mesh;
      25              : namespace gsl {
      26              : template <typename T>
      27              : class not_null;
      28              : }  // namespace gsl
      29              : template <typename TagsList>
      30              : class Variables;
      31              : /// \endcond
      32              : 
      33              : namespace NewtonianEuler::subcell {
      34              : /*!
      35              :  * \brief Mutator that resizes the primitive variables to the subcell mesh and
      36              :  * computes the primitives, but only if
      37              :  * `evolution::dg::subcell::Tags::DidRollback` is `true`.
      38              :  *
      39              :  * In the DG-subcell `step_actions` list this will normally be called using the
      40              :  * `::Actions::MutateApply` action right after the
      41              :  * `evolution::dg::subcell::Actions::Labels::BeginSubcellAfterDgRollback` label.
      42              :  */
      43              : template <size_t Dim>
      44            1 : struct PrimsAfterRollback {
      45              :  private:
      46            0 :   using MassDensity = hydro::Tags::RestMassDensity<DataVector>;
      47            0 :   using Velocity = hydro::Tags::SpatialVelocity<DataVector, Dim>;
      48            0 :   using SpecificInternalEnergy =
      49              :       hydro::Tags::SpecificInternalEnergy<DataVector>;
      50            0 :   using Pressure = hydro::Tags::Pressure<DataVector>;
      51              : 
      52              :  public:
      53            0 :   using return_tags = tmpl::list<::Tags::Variables<
      54              :       tmpl::list<MassDensity, Velocity, SpecificInternalEnergy, Pressure>>>;
      55            0 :   using argument_tags =
      56              :       tmpl::list<evolution::dg::subcell::Tags::DidRollback,
      57              :                  evolution::dg::subcell::Tags::Mesh<Dim>, Tags::MassDensityCons,
      58              :                  Tags::MomentumDensity<Dim>, Tags::EnergyDensity,
      59              :                  hydro::Tags::EquationOfState<false, 2>>;
      60              : 
      61            0 :   static void apply(
      62              :       gsl::not_null<Variables<
      63              :           tmpl::list<MassDensity, Velocity, SpecificInternalEnergy, Pressure>>*>
      64              :           prim_vars,
      65              :       bool did_rollback, const Mesh<Dim>& subcell_mesh,
      66              :       const Scalar<DataVector>& mass_density_cons,
      67              :       const tnsr::I<DataVector, Dim>& momentum_density,
      68              :       const Scalar<DataVector>& energy_density,
      69              :       const EquationsOfState::EquationOfState<false, 2>& equation_of_state);
      70              : };
      71              : }  // namespace NewtonianEuler::subcell