libMesh
quadrature_gauss_lobatto.C
Go to the documentation of this file.
1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2019 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 // libMesh includes
20 #include "libmesh/quadrature_gauss_lobatto.h"
21 #include "libmesh/enum_quadrature_type.h"
22 
23 namespace libMesh
24 {
25 
26 // See the files:
27 // quadrature_gauss_lobatto_1D.C
28 // quadrature_gauss_lobatto_2D.C
29 // quadrature_gauss_lobatto_3D.C
30 // for implementation of specific element types.
31 
32 
33 QGaussLobatto::QGaussLobatto(const unsigned int d,
34  const Order o) : QBase(d,o)
35 {
36  // explicitly call the init function in 1D since the
37  // other tensor-product rules require this one.
38  // note that EDGE will not be used internally, however
39  // if we called the function with INVALID_ELEM it would try to
40  // be smart and return, thinking it had already done the work.
41  if (_dim == 1)
42  init(EDGE2);
43 }
44 
45 
47 {
48  return QGAUSS_LOBATTO;
49 }
50 
51 } // namespace libMesh
libMesh::QBase
The QBase class provides the basic functionality from which various quadrature rules can be derived.
Definition: quadrature.h:61
libMesh::QGaussLobatto::QGaussLobatto
QGaussLobatto(unsigned int dim, Order order=INVALID_ORDER)
Constructor.
Definition: quadrature_gauss_lobatto.C:33
libMesh
The libMesh namespace provides an interface to certain functionality in the library.
Definition: factoryfunction.C:55
libMesh::QuadratureType
QuadratureType
Defines an enum for currently available quadrature rules.
Definition: enum_quadrature_type.h:33
libMesh::Order
Order
Definition: enum_order.h:40
libMesh::QBase::init
virtual void init(const ElemType type=INVALID_ELEM, unsigned int p_level=0)
Initializes the data structures for a quadrature rule for an element of type type.
Definition: quadrature.C:59
libMesh::QGAUSS_LOBATTO
Definition: enum_quadrature_type.h:43
libMesh::QGaussLobatto::type
virtual QuadratureType type() const override
Definition: quadrature_gauss_lobatto.C:46
libMesh::QBase::_dim
unsigned int _dim
The spatial dimension of the quadrature rule.
Definition: quadrature.h:339
libMesh::EDGE2
Definition: enum_elem_type.h:35