libMesh
fe_scalar_shape_2D.C
Go to the documentation of this file.
1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2025 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 // C++ includes
20 
21 // Local includes
22 #include "libmesh/fe.h"
23 #include "libmesh/elem.h"
24 
25 
26 namespace libMesh
27 {
28 
29 
31 
32 
33 template <>
35  const Order,
36  const unsigned int,
37  const Point &)
38 {
39  return 1.;
40 }
41 
42 template <>
44  const Order,
45  const unsigned int,
46  const Point &,
47  const bool)
48 {
49  return 1.;
50 }
51 
52 
53 template <>
55  const Elem *,
56  const unsigned int,
57  const Point &,
58  const bool)
59 {
60  return 1.;
61 }
62 
63 
64 template <>
66  const Order,
67  const unsigned int,
68  const unsigned int,
69  const Point &)
70 {
71  return 0.;
72 }
73 
74 template <>
76  const Order,
77  const unsigned int,
78  const unsigned int,
79  const Point &,
80  const bool)
81 {
82  return 0.;
83 }
84 
85 
86 template <>
88  const Elem *,
89  const unsigned int,
90  const unsigned int,
91  const Point &,
92  const bool)
93 {
94  return 0.;
95 }
96 
97 
98 #ifdef LIBMESH_ENABLE_SECOND_DERIVATIVES
99 
100 template <>
102  const Order,
103  const unsigned int,
104  const unsigned int,
105  const Point &)
106 {
107  return 0.;
108 }
109 
110 template <>
112  const Order,
113  const unsigned int,
114  const unsigned int,
115  const Point &,
116  const bool)
117 {
118  return 0.;
119 }
120 
121 template <>
123  const Elem *,
124  const unsigned int,
125  const unsigned int,
126  const Point &,
127  const bool)
128 {
129  return 0.;
130 }
131 
132 #endif
133 
134 } // namespace libMesh
class FEType hides (possibly multiple) FEFamily and approximation orders, thereby enabling specialize...
Definition: fe_type.h:196
ElemType
Defines an enum for geometric element types.
Order
defines an enum for polynomial orders.
Definition: enum_order.h:40
static OutputShape shape(const ElemType t, const Order o, const unsigned int i, const Point &p)
This is the base class from which all geometric element types are derived.
Definition: elem.h:94
static OutputShape shape_deriv(const ElemType t, const Order o, const unsigned int i, const unsigned int j, const Point &p)
The libMesh namespace provides an interface to certain functionality in the library.
LIBMESH_DEFAULT_VECTORIZED_FE(template<>Real FE< 0, BERNSTEIN)
DIE A HORRIBLE DEATH HERE typedef LIBMESH_DEFAULT_SCALAR_TYPE Real
A Point defines a location in LIBMESH_DIM dimensional Real space.
Definition: point.h:39
static OutputShape shape_second_deriv(const ElemType t, const Order o, const unsigned int i, const unsigned int j, const Point &p)