assemble_flags.h

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// -----------------------------------------------------------------------------
//
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception OR LGPL-2.1-or-later
// Copyright (C) 2017 - 2026 by the deal.II authors
//
// This file is part of the deal.II library.
//
// Detailed license information governing the source code and contributions
// can be found in LICENSE.md and CONTRIBUTING.md at the top level directory.
//
// -----------------------------------------------------------------------------
 
#ifndef dealii_mesh_worker_assemble_flags_h
#define dealii_mesh_worker_assemble_flags_h
 
 
#include <deal.II/base/config.h>
 
#include <vector>
 
 
DEAL_II_NAMESPACE_OPEN
 
namespace MeshWorker
{
  enum AssembleFlags
  {
    assemble_nothing = 0,
    assemble_own_cells = 0x0001,
    assemble_ghost_cells = 0x0002,
    assemble_own_interior_faces_once = 0x0004,
    assemble_own_interior_faces_both = 0x0008,
    assemble_ghost_faces_once = 0x0010,
    assemble_ghost_faces_both = 0x0020,
    assemble_boundary_faces = 0x0040,
 
    cells_after_faces = 0x0080,
 
    work_on_cells = assemble_own_cells | assemble_ghost_cells,
 
    work_on_faces = assemble_own_interior_faces_once |
                    assemble_own_interior_faces_both |
                    assemble_ghost_faces_once | assemble_ghost_faces_both,
 
    work_on_boundary = assemble_boundary_faces,
  };
 
 
  template <typename StreamType>
  inline StreamType &
  operator<<(StreamType &s, AssembleFlags u)
  {
    s << " AssembleFlags";
    if (u & assemble_own_cells)
      s << "|own_cells";
    if (u & assemble_own_interior_faces_once)
      s << "|own_faces_once";
    if (u & assemble_own_interior_faces_both)
      s << "|own_faces_both";
    if (u & assemble_ghost_cells)
      s << "|ghost_cells";
    if (u & assemble_ghost_faces_once)
      s << "|ghost_faces_once";
    if (u & assemble_ghost_faces_both)
      s << "|ghost_faces_both";
    if (u & assemble_boundary_faces)
      s << "|boundary_faces";
    return s;
  }
 
 
  inline AssembleFlags
  operator|(AssembleFlags f1, AssembleFlags f2)
  {
    return static_cast<AssembleFlags>(static_cast<unsigned int>(f1) |
                                      static_cast<unsigned int>(f2));
  }
 
 
 
  inline AssembleFlags &
  operator|=(AssembleFlags &f1, AssembleFlags f2)
  {
    f1 = f1 | f2;
    return f1;
  }
 
 
  inline AssembleFlags
  operator&(AssembleFlags f1, AssembleFlags f2)
  {
    return static_cast<AssembleFlags>(static_cast<unsigned int>(f1) &
                                      static_cast<unsigned int>(f2));
  }
 
 
  inline AssembleFlags &
  operator&=(AssembleFlags &f1, AssembleFlags f2)
  {
    f1 = f1 & f2;
    return f1;
  }
} // namespace MeshWorker
 
DEAL_II_NAMESPACE_CLOSE
 
#endif