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/DataBox/Tag.hpp"
       9             : #include "DataStructures/Tensor/IndexType.hpp"
      10             : #include "Domain/Structure/DirectionMap.hpp"
      11             : #include "Evolution/DgSubcell/Tags/Coordinates.hpp"
      12             : #include "Evolution/DgSubcell/Tags/Jacobians.hpp"
      13             : 
      14             : namespace evolution::dg::subcell::Tags {
      15             : /// Inverse Jacobian data stored in the ghost zone.
      16             : ///
      17             : /// The `DirectionalIdMap` stores the grid coordinates and logical to grid
      18             : /// inverse Jacobians in the ghost zone to avoid recomputing these data when
      19             : /// full Jacobians are needed. We store the grid coordinates to be able to
      20             : /// compute the grid to inertial Jacobian at each time step.
      21             : template <size_t Dim>
      22           1 : struct GhostZoneInverseJacobian : db::SimpleTag {
      23           0 :   using type = DirectionMap<
      24             :       Dim, Variables<tmpl::list<Coordinates<Dim, Frame::Grid>,
      25             :                                 evolution::dg::subcell::fd::Tags::
      26             :                                     InverseJacobianLogicalToGrid<Dim>>>>;
      27             : };
      28             : }  // namespace evolution::dg::subcell::Tags