quadrature_simpson.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2018 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



#ifndef LIBMESH_QUADRATURE_SIMPSON_H
#define LIBMESH_QUADRATURE_SIMPSON_H

// Local includes
#include "libmesh/quadrature.h"

namespace libMesh
{

class QSimpson : public QBase
{
public:

  explicit
  QSimpson (unsigned int dim,
            Order order=THIRD) :
    QBase(dim, order)
  {
    if (_dim == 1)
      init(EDGE2);
  }

  QSimpson (const QSimpson &) = default;
  QSimpson (QSimpson &&) = default;
  QSimpson & operator= (const QSimpson &) = default;
  QSimpson & operator= (QSimpson &&) = default;
  virtual ~QSimpson() = default;

  virtual QuadratureType type() const override;


private:

  virtual void init_1D (const ElemType _type=INVALID_ELEM,
                        unsigned int p_level=0) override;
  virtual void init_2D (const ElemType _type=INVALID_ELEM,
                        unsigned int p_level=0) override;
  virtual void init_3D (const ElemType _type=INVALID_ELEM,
                        unsigned int p_level=0) override;
};

} // namespace libMesh

#endif // LIBMESH_QUADRATURE_SIMPSON_H