libMesh
quadrature_jacobi.C
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2024 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 // libMesh includes
21 #include "libmesh/quadrature_jacobi.h"
22 #include "libmesh/enum_quadrature_type.h"
23 
24 namespace libMesh
25 {
26 
27 // See the file: quadrature_jacobi_1D.C for implementation of specific
28 // element types.
29 
31 {
32  if ((_alpha == 1) && (_beta == 0))
33  return QJACOBI_1_0;
34 
35  else if ((_alpha == 2) && (_beta == 0))
36  return QJACOBI_2_0;
37 
38  else
39  libmesh_error_msg("Invalid Jacobi quadrature rule: alpha = " << _alpha << ", beta = " << _beta);
40 }
41 
42 std::unique_ptr<QBase> QJacobi::clone() const
43 {
44  return std::make_unique<QJacobi>(*this);
45 }
46 
47 }
unsigned int _alpha
QuadratureType
Defines an enum for currently available quadrature rules.
The libMesh namespace provides an interface to certain functionality in the library.
virtual std::unique_ptr< QBase > clone() const override
virtual QuadratureType type() const override
unsigned int _beta