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/Variables.hpp"
       9              : #include "Evolution/Systems/NewtonianEuler/Fluxes.hpp"
      10              : #include "Utilities/Gsl.hpp"
      11              : #include "Utilities/TMPL.hpp"
      12              : 
      13            1 : namespace NewtonianEuler::subcell {
      14              : namespace detail {
      15              : template <size_t Dim, typename TagsList, typename... ReturnTags,
      16              :           typename... ArgumentTags>
      17              : void compute_fluxes_impl(const gsl::not_null<Variables<TagsList>*> vars,
      18              :                          tmpl::list<ReturnTags...> /*meta*/,
      19              :                          tmpl::list<ArgumentTags...> /*meta*/) {
      20              :   NewtonianEuler::ComputeFluxes<Dim>::apply(
      21              :       make_not_null(&get<ReturnTags>(*vars))..., get<ArgumentTags>(*vars)...);
      22              : }
      23              : }  // namespace detail
      24              : 
      25              : /*!
      26              :  * \brief Helper function that calls `ComputeFluxes` by retrieving the return
      27              :  * and argument tags from `vars`.
      28              :  */
      29              : template <size_t Dim, typename TagsList>
      30            1 : void compute_fluxes(const gsl::not_null<Variables<TagsList>*> vars) {
      31              :   detail::compute_fluxes_impl<Dim>(
      32              :       vars, typename NewtonianEuler::ComputeFluxes<Dim>::return_tags{},
      33              :       typename NewtonianEuler::ComputeFluxes<Dim>::argument_tags{});
      34              : }
      35              : }  // namespace NewtonianEuler::subcell