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