cell_tet4.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2018 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 
20 #ifndef LIBMESH_CELL_TET4_H
21 #define LIBMESH_CELL_TET4_H
22 
23 // Local includes
24 #include "libmesh/cell_tet.h"
25 
26 namespace libMesh
27 {
28 
53 class Tet4 final : public Tet
54 {
55 public:
56 
60  explicit
61  Tet4 (Elem * p=nullptr) :
63  {}
64 
65  Tet4 (Tet4 &&) = delete;
66  Tet4 (const Tet4 &) = delete;
67  Tet4 & operator= (const Tet4 &) = delete;
68  Tet4 & operator= (Tet4 &&) = delete;
69  virtual ~Tet4() = default;
70 
74  virtual ElemType type () const override { return TET4; }
75 
79  virtual unsigned int n_nodes() const override { return num_nodes; }
80 
84  virtual unsigned int n_sub_elem() const override { return 1; }
85 
89  virtual bool is_vertex(const unsigned int i) const override;
90 
94  virtual bool is_edge(const unsigned int i) const override;
95 
99  virtual bool is_face(const unsigned int i) const override;
100 
105  virtual bool is_node_on_side(const unsigned int n,
106  const unsigned int s) const override;
107 
108  virtual std::vector<unsigned int> nodes_on_side(const unsigned int s) const override;
109 
114  virtual bool is_node_on_edge(const unsigned int n,
115  const unsigned int e) const override;
116 
121  virtual bool is_child_on_side(const unsigned int c,
122  const unsigned int s) const override;
123 
128  virtual bool has_affine_map () const override { return true; }
129 
134  virtual bool is_linear () const override { return true; }
135 
139  virtual Order default_order() const override;
140 
145  virtual std::unique_ptr<Elem> build_side_ptr (const unsigned int i,
146  bool proxy) override;
147 
151  virtual void build_side_ptr (std::unique_ptr<Elem> & elem,
152  const unsigned int i) override;
153 
158  virtual std::unique_ptr<Elem> build_edge_ptr (const unsigned int i) override;
159 
160  virtual void connectivity(const unsigned int sc,
161  const IOPackage iop,
162  std::vector<dof_id_type> & conn) const override;
163 
167  static const int num_nodes = 4;
168  static const int num_sides = 4;
169  static const int num_edges = 6;
170  static const int num_children = 8;
171  static const int nodes_per_side = 3;
172  static const int nodes_per_edge = 2;
173 
178  static const unsigned int side_nodes_map[num_sides][nodes_per_side];
179 
184  static const unsigned int edge_nodes_map[num_edges][nodes_per_edge];
185 
190  virtual Real volume () const override;
191 
201  std::pair<Real, Real> min_and_max_angle() const;
202 
206  using Tet::key;
207 
213  virtual dof_id_type key () const override;
214 
219  virtual bool contains_point (const Point & p, Real tol) const override;
220 
221 protected:
222 
227 
228 
229 
230 #ifdef LIBMESH_ENABLE_AMR
231 
235  virtual float embedding_matrix (const unsigned int i,
236  const unsigned int j,
237  const unsigned int k) const override;
238 
244 
246 
247 #endif
248 
249 };
250 
251 } // namespace libMesh
252 
253 
254 #endif // LIBMESH_CELL_TET4_H
virtual float embedding_matrix(const unsigned int i, const unsigned int j, const unsigned int k) const override
Definition: cell_tet4.C:400
A geometric point in (x,y,z) space associated with a DOF.
Definition: node.h:52
std::pair< Real, Real > min_and_max_angle() const
Definition: cell_tet4.C:328
virtual std::vector< unsigned int > nodes_on_side(const unsigned int s) const override
Definition: cell_tet4.C:136
virtual dof_id_type key() const
Definition: elem.C:401
static const unsigned int side_nodes_map[num_sides][nodes_per_side]
Definition: cell_tet4.h:178
static const float _embedding_matrix[num_children][num_nodes][num_nodes]
Definition: cell_tet4.h:243
Node * _nodelinks_data[num_nodes]
Definition: cell_tet4.h:226
The base class for all geometric element types.
Definition: elem.h:100
Tet4(Elem *p=nullptr)
Definition: cell_tet4.h:61
virtual bool is_edge(const unsigned int i) const override
Definition: cell_tet4.C:69
static const int num_edges
Definition: cell_tet4.h:169
virtual unsigned int n_sub_elem() const override
Definition: cell_tet4.h:84
virtual void connectivity(const unsigned int sc, const IOPackage iop, std::vector< dof_id_type > &conn) const override
Definition: cell_tet4.C:185
virtual bool is_vertex(const unsigned int i) const override
Definition: cell_tet4.C:64
virtual dof_id_type key() const override
Definition: cell_tet4.C:353
The base class for all tetrahedral element types.
Definition: cell_tet.h:36
static const int nodes_per_side
Definition: cell_tet4.h:171
Tet4 & operator=(const Tet4 &)=delete
static const int num_nodes
Definition: cell_tet4.h:167
virtual Order default_order() const override
Definition: cell_tet4.C:142
static const int num_children
Definition: cell_tet4.h:170
virtual ~Tet4()=default
virtual bool is_node_on_edge(const unsigned int n, const unsigned int e) const override
Definition: cell_tet4.C:79
virtual unsigned int n_nodes() const override
Definition: cell_tet4.h:79
virtual bool is_face(const unsigned int i) const override
Definition: cell_tet4.C:74
virtual bool is_node_on_side(const unsigned int n, const unsigned int s) const override
Definition: cell_tet4.C:126
DIE A HORRIBLE DEATH HERE typedef LIBMESH_DEFAULT_SCALAR_TYPE Real
virtual bool is_child_on_side(const unsigned int c, const unsigned int s) const override
Definition: cell_tet4.C:94
virtual bool is_linear() const override
Definition: cell_tet4.h:134
virtual Real volume() const override
Definition: cell_tet4.C:310
virtual bool contains_point(const Point &p, Real tol) const override
Definition: cell_tet4.C:363
LIBMESH_ENABLE_TOPOLOGY_CACHES
Definition: cell_tet4.h:245
A 3D tetrahedral element with 4 nodes.
Definition: cell_tet4.h:53
virtual ElemType type() const override
Definition: cell_tet4.h:74
static const unsigned int edge_nodes_map[num_edges][nodes_per_edge]
Definition: cell_tet4.h:184
virtual bool has_affine_map() const override
Definition: cell_tet4.h:128
virtual std::unique_ptr< Elem > build_edge_ptr(const unsigned int i) override
Definition: cell_tet4.C:177
virtual std::unique_ptr< Elem > build_side_ptr(const unsigned int i, bool proxy) override
Definition: cell_tet4.C:147
A geometric point in (x,y,z) space.
Definition: point.h:38
static const int nodes_per_edge
Definition: cell_tet4.h:172
static const int num_sides
Definition: cell_tet4.h:168
uint8_t dof_id_type
Definition: id_types.h:64