libMesh
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quadrature_gauss_lobatto.C
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1// The libMesh Finite Element Library.
2// Copyright (C) 2002-2026 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
23namespace 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
33QGaussLobatto::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
50
51std::unique_ptr<QBase> QGaussLobatto::clone() const
52{
53 return std::make_unique<QGaussLobatto>(*this);
54}
55
56} // namespace libMesh
The QBase class provides the basic functionality from which various quadrature rules can be derived.
Definition quadrature.h:62
unsigned int _dim
The spatial dimension of the quadrature rule.
Definition quadrature.h:379
virtual void init(const Elem &e, unsigned int p_level=invalid_uint)
Initializes the data structures for a quadrature rule for the element e.
Definition quadrature.C:65
QGaussLobatto(unsigned int dim, Order order=INVALID_ORDER)
Constructor.
virtual QuadratureType type() const override
virtual std::unique_ptr< QBase > clone() const override
The libMesh namespace provides an interface to certain functionality in the library.
QuadratureType
Defines an enum for currently available quadrature rules.