Line data    Source code

       1             : // The libMesh Finite Element Library.
       2             : // Copyright (C) 2002-2025 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
       3             : 
       4             : // This library is free software; you can redistribute it and/or
       5             : // modify it under the terms of the GNU Lesser General Public
       6             : // License as published by the Free Software Foundation; either
       7             : // version 2.1 of the License, or (at your option) any later version.
       8             : 
       9             : // This library is distributed in the hope that it will be useful,
      10             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             : // Lesser General Public License for more details.
      13             : 
      14             : // You should have received a copy of the GNU Lesser General Public
      15             : // License along with this library; if not, write to the Free Software
      16             : // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      17             : 
      18             : 
      19             : 
      20             : #ifndef LIBMESH_QUADRATURE_CLOUGH_H
      21             : #define LIBMESH_QUADRATURE_CLOUGH_H
      22             : 
      23             : // Local includes
      24             : #include "libmesh/quadrature.h"
      25             : 
      26             : namespace libMesh
      27             : {
      28             : 
      29             : /**
      30             :  * This class creates a Gaussian quadrature rule duplicated for each
      31             :  * subelement of a Clough-Tocher divided macroelement.
      32             :  *
      33             :  * \author Roy Stogner
      34             :  * \date 2005
      35             :  * \brief Implements quadrature rules for Clough-Tocher macroelements.
      36             :  */
      37             : class QClough final : public QBase
      38             : {
      39             : public:
      40             : 
      41             :   /**
      42             :    * Constructor.  Declares the order of the quadrature rule.
      43             :    */
      44      133392 :   QClough (unsigned int dim,
      45      133392 :            Order order=INVALID_ORDER) :
      46      133392 :     QBase(dim, order)
      47             :   {
      48      133392 :     if (dim == 1)
      49       64992 :       init(EDGE2);
      50      133392 :   }
      51             : 
      52             :   /**
      53             :    * Copy/move ctor, copy/move assignment operator, and destructor are
      54             :    * all explicitly defaulted for this simple class.
      55             :    */
      56           0 :   QClough (const QClough &) = default;
      57             :   QClough (QClough &&) = default;
      58             :   QClough & operator= (const QClough &) = default;
      59             :   QClough & operator= (QClough &&) = default;
      60      137600 :   virtual ~QClough() = default;
      61             : 
      62             :   /**
      63             :    * \returns \p QCLOUGH.
      64             :    */
      65             :   virtual QuadratureType type() const override;
      66             : 
      67             :   virtual std::unique_ptr<QBase> clone() const override;
      68             : 
      69             : private:
      70             : 
      71             :   virtual void init_1D () override;
      72             :   virtual void init_2D () override;
      73             :   virtual void init_3D () override;
      74             : };
      75             : 
      76             : } // namespace libMesh
      77             : 
      78             : #endif // LIBMESH_QUADRATURE_CLOUGH_H