libMesh
quadrature_trap.h
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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 
20 #ifndef LIBMESH_QUADRATURE_TRAP_H
21 #define LIBMESH_QUADRATURE_TRAP_H
22 
23 // Local includes
24 #include "libmesh/quadrature.h"
25 
26 namespace libMesh
27 {
28 
38 class QTrap : public QBase
39 {
40 public:
41 
51  explicit
52  QTrap (unsigned int dim,
53  Order order=FIRST) :
54  QBase(dim,order)
55  {
56  if (_dim == 1)
57  init(EDGE2);
58  }
59 
64  QTrap (const QTrap &) = default;
65  QTrap (QTrap &&) = default;
66  QTrap & operator= (const QTrap &) = default;
67  QTrap & operator= (QTrap &&) = default;
68  virtual ~QTrap() = default;
69 
73  virtual QuadratureType type() const override;
74 
75 private:
76 
77  virtual void init_1D (const ElemType, unsigned int) override;
78  virtual void init_2D (const ElemType, unsigned int) override;
79  virtual void init_3D (const ElemType, unsigned int) override;
80 };
81 
82 } // namespace libMesh
83 
84 #endif // LIBMESH_QUADRATURE_TRAP_H
libMesh::QBase
The QBase class provides the basic functionality from which various quadrature rules can be derived.
Definition: quadrature.h:61
libMesh::QTrap::operator=
QTrap & operator=(const QTrap &)=default
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::QTrap
This class implements trapezoidal quadrature.
Definition: quadrature_trap.h:38
libMesh::Order
Order
Definition: enum_order.h:40
libMesh::QTrap::init_2D
virtual void init_2D(const ElemType, unsigned int) override
Initializes the 2D quadrature rule by filling the points and weights vectors with the appropriate val...
Definition: quadrature_trap_2D.C:27
libMesh::QTrap::type
virtual QuadratureType type() const override
Definition: quadrature_trap.C:26
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
dim
unsigned int dim
Definition: adaptivity_ex3.C:113
libMesh::QTrap::QTrap
QTrap(unsigned int dim, Order order=FIRST)
Constructor.
Definition: quadrature_trap.h:52
libMesh::QTrap::~QTrap
virtual ~QTrap()=default
libMesh::QTrap::init_3D
virtual void init_3D(const ElemType, unsigned int) override
Initializes the 3D quadrature rule by filling the points and weights vectors with the appropriate val...
Definition: quadrature_trap_3D.C:27
libMesh::QBase::_dim
unsigned int _dim
The spatial dimension of the quadrature rule.
Definition: quadrature.h:339
libMesh::QTrap::init_1D
virtual void init_1D(const ElemType, unsigned int) override
Initializes the 1D quadrature rule by filling the points and weights vectors with the appropriate val...
Definition: quadrature_trap_1D.C:26
libMesh::FIRST
Definition: enum_order.h:42
libMesh::EDGE2
Definition: enum_elem_type.h:35
libMesh::ElemType
ElemType
Defines an enum for geometric element types.
Definition: enum_elem_type.h:33