/usr/include/libmesh/edge_inf_edge2.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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 | // $Id: edge_inf_edge2.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 __edge_inf_edge2_h__
#define __edge_inf_edge2_h__
// Local includes
#include "libmesh_common.h"
#ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
#include "edge.h"
namespace libMesh
{
/**
* The \p InfEdge2 is an infinte element in 1D composed of 2 nodes.
* It is numbered like this:
*
\verbatim
INFEDGE2:
o closer to infinity
| 1
|
|
|
o base node
0
\endverbatim
*/
// ------------------------------------------------------------
// InfEdge2 class definition
class InfEdge2 : public Edge
{
public:
/**
* Constructor. By default this element has no parent.
*/
InfEdge2 (Elem* p=NULL) :
Edge(InfEdge2::n_nodes(), p) {}
/**
* Constructor. Explicitly specifies the number of
* nodes and neighbors for which storage will be allocated.
*/
InfEdge2(const unsigned int nn,
const unsigned int ns,
Elem* p) :
Edge(nn, ns, p) {}
/**
* @returns 1
*/
unsigned int n_sub_elem() const { return 1; }
/**
* @returns true iff the specified (local) node number is a vertex.
*/
virtual bool is_vertex(const unsigned int i) const;
/**
* @returns true iff the specified (local) node number is an edge.
*/
virtual bool is_edge(const unsigned int i) const;
/**
* @returns true iff the specified (local) node number is a face.
*/
virtual bool is_face(const unsigned int i) const;
/*
* @returns true iff the specified (local) node number is on the
* specified side
*/
virtual bool is_node_on_side(const unsigned int n,
const unsigned int s) const;
/*
* @returns true iff the specified (local) node number is on the
* specified edge (i.e. "returns true" in 1D)
*/
virtual bool is_node_on_edge(const unsigned int n,
const unsigned int e) const;
/**
* @returns \p INFEDGE2
*/
ElemType type() const { return INFEDGE2; }
/**
* @returns FIRST
*/
Order default_order() const { return FIRST; }
virtual void connectivity(const unsigned int se,
const IOPackage iop,
std::vector<unsigned int>& conn) const;
// const std::vector<unsigned int> tecplot_connectivity(const unsigned int se=0) const;
// void vtk_connectivity(const unsigned int se,
// std::vector<unsigned int>*conn = NULL) const;
// unsigned int vtk_element_type (const unsigned int) const
// { return 3; }
#ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
/**
* @returns \p true. This is an infinite element.
*/
bool infinite () const { return true; }
/**
* @returns the origin of this infinite element.
*/
Point origin () const;
#endif
protected:
#ifdef LIBMESH_ENABLE_AMR
/**
* Matrix used to create the elements children.
*/
float embedding_matrix (const unsigned int,
const unsigned int,
const unsigned int) const
{ libmesh_error(); return 0.; }
#endif
};
// ------------------------------------------------------------
// InfEdge2 class member functions
inline
Point InfEdge2::origin () const
{
return ( this->point(0)*2 - this->point(1) );
}
} // namespace libMesh
#endif
#endif
|