face_inf_quad4.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2014 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
3 
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License, or (at your option) any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
13 
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 
18 
19 #ifndef LIBMESH_FACE_INF_QUAD4_H
20 #define LIBMESH_FACE_INF_QUAD4_H
21 
22 
23 #include "libmesh/libmesh_config.h"
24 
25 #ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
26 
27 // Local includes
28 #include "libmesh/face_inf_quad.h"
29 
30 // C++ includes
31 #include <cstddef>
32 
33 namespace libMesh
34 {
35 
36 
37 
53 // ------------------------------------------------------------
54 // InfQuad4 class definition
55 class InfQuad4 : public InfQuad
56 {
57 public:
58 
62  explicit
63  InfQuad4 (Elem* p=NULL) :
65 
69  unsigned int n_nodes() const { return 4; }
70 
74  ElemType type () const { return INFQUAD4; }
75 
79  unsigned int n_sub_elem() const { return 1; }
80 
84  virtual bool is_vertex(const unsigned int i) const;
85 
89  virtual bool is_edge(const unsigned int i) const;
90 
94  virtual bool is_face(const unsigned int i) const;
95 
96  /*
97  * @returns true iff the specified (local) node number is on the
98  * specified side
99  */
100  virtual bool is_node_on_side(const unsigned int n,
101  const unsigned int s) const;
102 
103  /*
104  * @returns true iff the specified (local) node number is on the
105  * specified edge (== is_node_on_side in 2D)
106  */
107  virtual bool is_node_on_edge(const unsigned int n,
108  const unsigned int e) const
109  { return this->is_node_on_side(n,e); }
110 
114  Order default_order() const { return FIRST; }
115 
120  AutoPtr<Elem> build_side (const unsigned int i,
121  bool proxy) const;
122 
123  virtual void connectivity(const unsigned int sf,
124  const IOPackage iop,
125  std::vector<dof_id_type>& conn) const;
126 
127 // void tecplot_connectivity(const unsigned int sf,
128 // std::vector<unsigned int>& conn) const;
129 
130 // void vtk_connectivity(const unsigned int sc,
131 // std::vector<unsigned int>*conn = NULL) const;
132 
133 // unsigned int vtk_element_type (const unsigned int) const
134 // { return 9; }
135 
142  bool contains_point (const Point& p, Real tol=TOLERANCE) const;
143 
148  static const unsigned int side_nodes_map[3][2];
149 
150 
151 protected:
152 
157 
158 
159 
160 #ifdef LIBMESH_ENABLE_AMR
161 
165  float embedding_matrix (const unsigned int i,
166  const unsigned int j,
167  const unsigned int k) const
168  { return _embedding_matrix[i][j][k]; }
169 
174  static const float _embedding_matrix[2][4][4];
175 
176 #endif
177 
178 };
179 
180 
181 } // namespace libMesh
182 
183 #endif // ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
184 
185 #endif // LIBMESH_FACE_INF_QUAD4_H

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