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tree.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2012 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_TREE_H
#define LIBMESH_TREE_H

// Local includes
#include "libmesh/tree_node.h"
#include "libmesh/tree_base.h"

// C++ includes

namespace libMesh
{

// Forward Declarations
class MeshBase;

// ------------------------------------------------------------
// Tree class definition
template <unsigned int N>
class Tree : public TreeBase
{
public:

  Tree (const MeshBase& m, const unsigned int level, Trees::BuildType bt=Trees::NODES);

  Tree (const Tree<N>& other_tree);

  ~Tree() {}

  void print_nodes(std::ostream& my_out=libMesh::out) const
  { my_out << "Printing nodes...\n"; root.print_nodes(my_out); }

  void print_elements(std::ostream& my_out=libMesh::out) const
  { my_out << "Printing elements...\n"; root.print_elements(my_out); }

  unsigned int n_active_bins() const { return root.n_active_bins(); }

  const Elem* find_element(const Point& p) const;

  const Elem* operator() (const Point& p) const;


private:


  TreeNode<N> root;

  const Trees::BuildType build_type;

};



namespace Trees
{
  typedef Tree<2> BinaryTree;

  typedef Tree<4> QuadTree;

  typedef Tree<8> OctTree;
}



// ------------------------------------------------------------
// Tree class inline methods



// copy-constructor
template <unsigned int N>
inline
Tree<N>::Tree (const Tree<N>& other_tree) :
  TreeBase   (other_tree),
  root       (other_tree.root),
  build_type (other_tree.build_type)
{
  libmesh_error();
}



template <unsigned int N>
inline
const Elem* Tree<N>::operator() (const Point& p) const
{
  return this->find_element(p);
}


} // namespace libMesh


#endif // LIBMESH_TREE_H

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Last modified: February 05 2013 19:54:49 UTC

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