point_locator_list.h

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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



#ifndef LIBMESH_POINT_LOCATOR_LIST_H
#define LIBMESH_POINT_LOCATOR_LIST_H

// Local Includes
#include "libmesh/point_locator_base.h"

// C++ includes
#include <cstddef>
#include <utility> // pair
#include <vector>

namespace libMesh
{



// Forward Declarations
class MeshBase;
class Point;
class Elem;


class PointLocatorList : public PointLocatorBase
{
public:

  PointLocatorList (const MeshBase& mesh,
                    const PointLocatorBase* master = NULL);

  ~PointLocatorList ();

  virtual void clear();

  virtual void init();

  virtual const Elem* operator() (const Point& p, const std::set<subdomain_id_type> *allowed_subdomains = NULL) const;

  virtual void enable_out_of_mesh_mode ();

  virtual void disable_out_of_mesh_mode ();

  virtual void set_close_to_point_tol(Real close_to_point_tol);

  virtual void unset_close_to_point_tol();

protected:
  std::vector<std::pair<Point, const Elem *> >* _list;
};


} // namespace libMesh

#endif // LIBMESH_POINT_LOCATOR_LIST_H