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             : #include <utility>
       8             : 
       9             : /// \cond
      10             : template <size_t VolumeDim>
      11             : class DirectionalId;
      12             : namespace db {
      13             : class Access;
      14             : }  // namespace db
      15             : namespace evolution::dg {
      16             : template <size_t Dim>
      17             : struct BoundaryData;
      18             : }  // namespace evolution::dg
      19             : namespace gsl {
      20             : template <class T>
      21             : class not_null;
      22             : }  // namespace gsl
      23             : /// \endcond
      24             : 
      25             : namespace evolution::dg::subcell {
      26             : /*!
      27             :  * \brief Invoked in directions where the neighbor is doing subcell, this
      28             :  * function copies received subcell data into the DataBox.
      29             :  *
      30             :  * The mesh and data needed for reconstruction are copied over into
      31             :  * `subcell::Tags::MeshForGhostData` and
      32             :  * `subcell::Tags::GhostDataForReconstruction`.
      33             :  * Additionally, the max/min of the evolved variables from neighboring elements
      34             :  * that is used for the relaxed discrete maximum principle troubled-cell
      35             :  * indicator is combined with the data from the local element and stored in
      36             :  * `subcell::Tags::DataForRdmpTci`. We handle the RDMP
      37             :  * data now because it is sent in the same buffer as the data for
      38             :  * reconstruction.
      39             :  */
      40             : template <size_t VolumeDim>
      41           1 : void receive_subcell_data_for_dg(
      42             :     gsl::not_null<db::Access*> box, const DirectionalId<VolumeDim>& mortar_id,
      43             :     const evolution::dg::BoundaryData<VolumeDim>& received_mortar_data);
      44             : }  // namespace evolution::dg::subcell