cell_inf.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2024 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_CELL_INF_H
#define LIBMESH_CELL_INF_H

#include "libmesh/libmesh_config.h"

#ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS

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

namespace libMesh
{

class InfCell : public Elem
{
public:

  InfCell (const unsigned int nn,
           const unsigned int ns,
           Elem * p,
           Elem ** elemlinkdata,
           Node ** nodelinkdata) :
    Elem (nn, ns, p, elemlinkdata, nodelinkdata)
  {}

  InfCell (InfCell &&) = delete;
  InfCell (const InfCell &) = delete;
  InfCell & operator= (const InfCell &) = delete;
  InfCell & operator= (InfCell &&) = delete;
  virtual ~InfCell() = default;

  virtual unsigned short dim () const override { return 3; }

  virtual bool infinite () const override { return true; }

  virtual Point origin () const override
  {
    return (this->point(0)*2 - this->point(this->n_vertices()/2));
  }
};

} // namespace libMesh

#endif // ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS

#endif // LIBMESH_CELL_INF_H