This file is indexed.

/usr/include/libmesh/cell_inf_prism6.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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
// $Id: cell_inf_prism6.h 4279 2011-03-21 17:01:31Z 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 __cell_inf_prism6_h__
#define __cell_inf_prism6_h__

// C++ includes

// Local includes
#include "libmesh_config.h"
#ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS

#include "cell_inf_prism.h"

namespace libMesh
{




/**
 * The \p InfPrism6 is an infinite element in 3D composed of 6 nodes.
 * It is numbered like this:
   \verbatim
   INFPRISM6:
           5
           o
           : 
           :         closer to infinity
           :
     3 o   :   o 4
       |   :   |
       | 2 o   |
       |  . .  |  
       | .   . |
       |.     .|
       o-------o     base face
       0       1
   \endverbatim
 */

// ------------------------------------------------------------
// InfPrism6 class definition
class InfPrism6 : public InfPrism
{
public:

  /**
   * Constructor.  By default this element has no parent.
   */
  InfPrism6  (Elem* p=NULL);
    
  /**
   * @returns 6.  The \p InfPrism6 has 6 nodes.
   */
  unsigned int n_nodes() const { return 6; }
  
  /**
   * @returns \p INFPRISM6
   */
  ElemType     type() const { return INFPRISM6; }

  /**
   * @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
   */
  virtual bool is_node_on_edge(const unsigned int n,
			       const unsigned int e) const;
  
  /**
   * @returns FIRST
   */
  Order        default_order() const { return FIRST; }
  
  /**
   * Returns a \p TRI3 built coincident with face 0, an \p INFQUAD4 
   * built coincident with faces 1 to 3.  Note that the \p AutoPtr<Elem>
   * takes care of freeing memory.
   */
  AutoPtr<Elem> build_side (const unsigned int i,
			    bool proxy) const;
  
  /**
   * Returns a \p EDGE2 built coincident with edges 0 to 2, an \p INFEDGE2
   * built coincident with edges 3 to 5.  Note that the \p AutoPtr<Elem>
   * takes care of freeing memory.
   */
  AutoPtr<Elem> build_edge (const unsigned int i) const;

  virtual void connectivity(const unsigned int sc,
			    const IOPackage iop,
			    std::vector<unsigned int>& conn) const;

//   void tecplot_connectivity(const unsigned int sc,
// 			    std::vector<unsigned int>& conn) const;
  
//   void vtk_connectivity(const unsigned int,
// 			std::vector<unsigned int>*) const
//   { libmesh_error(); }
  
//   unsigned int vtk_element_type (const unsigned int) const
//   { return 13; }

  /**
   * @returns \p true when this element contains the point
   * \p p.  Customized for infinite elements, since knowledge
   * about the envelope can be helpful.
   */
  bool contains_point (const Point& p, Real tol=TOLERANCE) const;

  /**
   * This maps the \f$ j^{th} \f$ node of the \f$ i^{th} \f$ side to
   * element node numbers.
   */
  static const unsigned int side_nodes_map[4][4];

  /**
   * This maps the \f$ j^{th} \f$ node of the \f$ i^{th} \f$ edge to
   * element node numbers.
   */
  static const unsigned int edge_nodes_map[6][2];
  
  
protected:

  
#ifdef LIBMESH_ENABLE_AMR
  
  /**
   * Matrix used to create the elements children.
   */
  float embedding_matrix (const unsigned int i,
			  const unsigned int j,
			  const unsigned int k) const
  { return _embedding_matrix[i][j][k]; }

  /**
   * Matrix that computes new nodal locations/solution values
   * from current nodes/solution.
   */
  static const float _embedding_matrix[4][6][6];
  
#endif
  
};



// ------------------------------------------------------------
// InfPrism6 class member functions
inline
InfPrism6::InfPrism6(Elem* p) :
  InfPrism(InfPrism6::n_nodes(), p) 
{
}


} // namespace libMesh

#endif  // ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS

#endif