quadrature_monomial.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 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_MONOMIAL_H
#define LIBMESH_QUADRATURE_MONOMIAL_H
 
// Local includes
#include "libmesh/quadrature.h"
 
namespace libMesh
{
 
class QMonomial final : public QBase
{
public:
 
  QMonomial (unsigned int dim,
             Order order=INVALID_ORDER) :
    QBase(dim,order)
  {
    if (dim == 1)
      init(EDGE2);
  }
 
  QMonomial (const QMonomial &) = default;
  QMonomial (QMonomial &&) = default;
  QMonomial & operator= (const QMonomial &) = default;
  QMonomial & operator= (QMonomial &&) = default;
  virtual ~QMonomial() = default;
 
  virtual QuadratureType type() const override;
 
  virtual std::unique_ptr<QBase> clone() const override;
 
private:
 
  virtual void init_1D () override;
  virtual void init_2D () override;
  virtual void init_3D () override;
 
  void wissmann_rule(const Real rule_data[][3],
                     const unsigned int n_pts);
 
  void stroud_rule(const Real rule_data[][3],
                   const unsigned int * rule_symmetry,
                   const unsigned int n_pts);
 
  void kim_rule(const Real rule_data[][4],
                const unsigned int * rule_id,
                const unsigned int n_pts);
};
 
} // namespace libMesh
 
#endif // LIBMESH_QUADRATURE_MONOMIAL_H