/usr/include/libmesh/tree_base.h is in libmesh-dev 0.7.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | // $Id: tree_base.h 3874 2010-07-02 21:57:26Z roystgnr $
// The libMesh Finite Element Library.
// Copyright (C) 2002-2008 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 __tree_base_h__
#define __tree_base_h__
// C++ includes
// Local includes
#include "reference_counted_object.h"
namespace libMesh
{
// Forward Declarations
class TreeBase;
class MeshBase;
class Point;
class Elem;
namespace Trees
{
/**
* \p enum defining how to build the tree. \p NODES will populate
* the tree with nodes and then replace the nodes with element
* connectivity, \p ELEMENTS will populate the tree with the elements
* directly.
*/
enum BuildType {NODES=0,
ELEMENTS,
INVALID_BUILD_TYPE };
}
/**
* This is the base class for trees, it allows pointer
* usage of trees.
*/
// ------------------------------------------------------------
// TreeBase class definition
class TreeBase : public ReferenceCountedObject<TreeBase>
{
protected:
/**
* Constructor. Protected.
*/
TreeBase (const MeshBase& m);
public:
/**
* Destructor.
*/
virtual ~TreeBase() {}
/**
* Prints the nodes.
*/
virtual void print_nodes(std::ostream& out=libMesh::out) const = 0;
/**
* Prints the nodes.
*/
virtual void print_elements(std::ostream& out=libMesh::out) const = 0;
/**
* @returns the number of active bins.
*/
virtual unsigned int n_active_bins() const = 0;
/**
* @returns a pointer to the element containing point p.
*/
virtual const Elem* find_element(const Point& p) const = 0;
protected:
/**
* Constant reference to a mesh. Declared
* at construction.
*/
const MeshBase& mesh;
};
// ------------------------------------------------------------
// TreeBase class inline methods
// constructor
inline
TreeBase::TreeBase (const MeshBase& m) :
mesh(m)
{
}
} // namespace libMesh
#endif
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