raviartthomas12dlocalcoefficients.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
#ifndef DUNE_LOCALFUNCTIONS_RAVIARTTHOMAS12DLOCALCOEFFICIENTS_HH
#define DUNE_LOCALFUNCTIONS_RAVIARTTHOMAS12DLOCALCOEFFICIENTS_HH
 
#include <cstddef>
#include <vector>
 
#include "../../common/localkey.hh"
 
namespace Dune
{

  class RT12DLocalCoefficients
  {
 
  public:
    RT12DLocalCoefficients () : li(8)
    {
      for (std::size_t i = 0; i < 3; i++)
      {
        li[i] = LocalKey(i,1,0);
        li[3 + i] = LocalKey(i,1,1);
      }
 
      // last two DOF are associated with the cell (codim = 0)
      li[6] = LocalKey(0,0,0);
      li[7] = LocalKey(0,0,1);
    }

    std::size_t size () const
    {
      return 8;
    }

    const LocalKey& localKey (std::size_t i) const
    {
      return li[i];
    }
 
  private:
    std::vector<LocalKey> li;
  };
}
#endif // DUNE_LOCALFUNCTIONS_RAVIARTTHOMAS12DLOCALCOEFFICIENTS_HH