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/EagerMath/Magnitude.hpp"
       9              : #include "DataStructures/VariablesTag.hpp"
      10              : #include "Evolution/Systems/CurvedScalarWave/BoundaryConditions/BoundaryCondition.hpp"
      11              : #include "Evolution/Systems/CurvedScalarWave/Characteristics.hpp"
      12              : #include "Evolution/Systems/CurvedScalarWave/Tags.hpp"
      13              : #include "Evolution/Systems/CurvedScalarWave/TimeDerivative.hpp"
      14              : #include "PointwiseFunctions/GeneralRelativity/Tags.hpp"
      15              : #include "Utilities/TMPL.hpp"
      16              : 
      17              : /*!
      18              :  * \ingroup EvolutionSystemsGroup
      19              :  * \brief Items related to evolving a scalar wave on a curved background
      20              :  */
      21              : namespace CurvedScalarWave {
      22              : 
      23              : template <size_t Dim>
      24            0 : struct System {
      25            0 :   static std::string name() { return "CurvedScalarWave"; }
      26              : 
      27            0 :   static constexpr bool is_in_flux_conservative_form = false;
      28            0 :   static constexpr bool has_primitive_and_conservative_vars = false;
      29            0 :   static constexpr size_t volume_dim = Dim;
      30            0 :   static constexpr bool is_euclidean = false;
      31              : 
      32            0 :   using boundary_conditions_base = BoundaryConditions::BoundaryCondition<Dim>;
      33              : 
      34            0 :   using variables_tag =
      35              :       ::Tags::Variables<tmpl::list<Tags::Psi, Tags::Pi, Tags::Phi<Dim>>>;
      36            0 :   using flux_variables = tmpl::list<>;
      37            0 :   using gradient_variables = tmpl::list<Tags::Psi, Tags::Pi, Tags::Phi<Dim>>;
      38              : 
      39              :   // Relic alias: needs to be removed once all evolution systems
      40              :   // convert to using dg::ComputeTimeDerivative
      41            0 :   using gradients_tags = gradient_variables;
      42              : 
      43            0 :   using spacetime_tag_list = tmpl::list<
      44              :       gr::Tags::Lapse<DataVector>,
      45              :       ::Tags::deriv<gr::Tags::Lapse<DataVector>, tmpl::size_t<Dim>,
      46              :                     Frame::Inertial>,
      47              :       gr::Tags::Shift<DataVector, volume_dim>,
      48              :       ::Tags::deriv<gr::Tags::Shift<DataVector, Dim>, tmpl::size_t<Dim>,
      49              :                     Frame::Inertial>,
      50              :       gr::Tags::SpatialMetric<DataVector, volume_dim>,
      51              :       gr::Tags::InverseSpatialMetric<DataVector, volume_dim>,
      52              :       gr::Tags::TraceSpatialChristoffelSecondKind<DataVector, volume_dim>,
      53              :       gr::Tags::TraceExtrinsicCurvature<DataVector>>;
      54              : 
      55            0 :   using compute_volume_time_derivative_terms = TimeDerivative<Dim>;
      56              : 
      57            0 :   using compute_largest_characteristic_speed =
      58              :       Tags::ComputeLargestCharacteristicSpeed<Dim>;
      59              : 
      60            0 :   using inverse_spatial_metric_tag =
      61              :       gr::Tags::InverseSpatialMetric<DataVector, Dim>;
      62              : };
      63              : }  // namespace CurvedScalarWave