mapping_flags.h

/*  ______________________________________________________________________
 *
 *  ExaDG - High-Order Discontinuous Galerkin for the Exa-Scale
 *
 *  Copyright (C) 2021 by the ExaDG authors
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program. If not, see <https://www.gnu.org/licenses/>.
 *  ______________________________________________________________________
 */
 
#ifndef EXADG_OPERATORS_MAPPING_FLAGS_H_
#define EXADG_OPERATORS_MAPPING_FLAGS_H_
 
// deal.II
#include <deal.II/fe/fe_update_flags.h>
 
namespace ExaDG
{
struct MappingFlags
{
  MappingFlags()
    : cells(dealii::update_default),
      inner_faces(dealii::update_default),
      boundary_faces(dealii::update_default)
  {
  }
 
  MappingFlags
  operator||(MappingFlags const & other)
  {
    MappingFlags flags_combined;
 
    flags_combined.cells          = this->cells | other.cells;
    flags_combined.inner_faces    = this->inner_faces | other.inner_faces;
    flags_combined.boundary_faces = this->boundary_faces | other.boundary_faces;
 
    return flags_combined;
  }
 
  dealii::UpdateFlags cells;
  dealii::UpdateFlags inner_faces;
  dealii::UpdateFlags boundary_faces;
};
 
} // namespace ExaDG
 
#endif /* EXADG_OPERATORS_MAPPING_FLAGS_H_ */