fe_type.C

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2014 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner

// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.

// This library 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
// Lesser General Public License for more details.

// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

// Local includes
#include "libmesh/fe_type.h"
#include "libmesh/quadrature_clough.h"
#include "libmesh/quadrature_gauss.h"

namespace libMesh
{

// ---------------------------------------
// FEType class members

UniquePtr<QBase>
FEType::default_quadrature_rule (const unsigned int dim,
                                 const int extraorder) const
{

  // Clough elements have at least piecewise cubic functions
  if (family == CLOUGH)
    {
      // this seems ridiculous but for some reason gcc 3.3.5 wants
      // this when using complex numbers (spetersen 04/20/06)
      const unsigned int seven = 7;

      return UniquePtr<QBase>
        (new QClough(dim,
                     static_cast<Order>
                     (std::max(static_cast<unsigned int>
                               (this->default_quadrature_order()), seven + extraorder))));
    }

  if (family == SUBDIVISION)
    return UniquePtr<QBase>
      (new QGauss(dim, static_cast<Order>(1 + extraorder)));

  return UniquePtr<QBase>
    (new QGauss(dim, static_cast<Order>(this->default_quadrature_order()
                                        + extraorder)));
}

} // namespace libMesh