Line data    Source code

       1           0 : // Distributed under the MIT License.
       2             : // See LICENSE.txt for details.
       3             : 
       4             : #pragma once
       5             : 
       6             : #include "DataStructures/VariablesTag.hpp"
       7             : #include "PointwiseFunctions/Hydro/Tags.hpp"
       8             : #include "Utilities/TMPL.hpp"
       9             : 
      10             : /// \cond
      11             : class DataVector;
      12             : template <typename T>
      13             : class Variables;
      14             : /// \endcond
      15             : 
      16             : namespace grmhd::ValenciaDivClean::subcell {
      17             : /*!
      18             :  * \brief Computes the rest mass density \f$\rho\f$, electron fraction
      19             :  * \f$Y_e\f$, temperature \f$T\f$, Lorentz factor times the spatial velocity
      20             :  * \f$W v^i\f$, magnetic field \f$B^i\f$, and the divergence cleaning field
      21             :  * \f$\Phi\f$ so they can be used for reconstruction.
      22             :  *
      23             :  * The computation copies the data from the primitive variables to a new
      24             :  * Variables and computes \f$W v^i\f$. In the future we will likely want to
      25             :  * elide this copy but that requires support from the actions.
      26             :  *
      27             :  * This mutator is passed to
      28             :  * `evolution::dg::subcell::Actions::SendDataForReconstruction`.
      29             :  */
      30           1 : class PrimitiveGhostVariables {
      31             :  private:
      32           0 :   using prims_to_reconstruct_tags =
      33             :       tmpl::list<hydro::Tags::RestMassDensity<DataVector>,
      34             :                  hydro::Tags::ElectronFraction<DataVector>,
      35             :                  hydro::Tags::Temperature<DataVector>,
      36             :                  hydro::Tags::LorentzFactorTimesSpatialVelocity<DataVector, 3>,
      37             :                  hydro::Tags::MagneticField<DataVector, 3>,
      38             :                  hydro::Tags::DivergenceCleaningField<DataVector>>;
      39             : 
      40             :  public:
      41           0 :   using return_tags = tmpl::list<>;
      42           0 :   using argument_tags =
      43             :       tmpl::list<::Tags::Variables<hydro::grmhd_tags<DataVector>>>;
      44             : 
      45           0 :   static DataVector apply(const Variables<hydro::grmhd_tags<DataVector>>& prims,
      46             :                           size_t rdmp_size);
      47             : };
      48             : }  // namespace grmhd::ValenciaDivClean::subcell