libMesh
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quadrature_grid.h
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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
20#ifndef LIBMESH_QUADRATURE_GRID_H
21#define LIBMESH_QUADRATURE_GRID_H
22
23// Local includes
24#include "libmesh/quadrature.h"
25
26namespace libMesh
27{
28
47class QGrid final : public QBase
48{
49public:
50
54 QGrid (unsigned int dim,
55 Order order=INVALID_ORDER) :
56 QBase(dim, order)
57 {
58 if (dim == 1)
59 init(EDGE2);
60 }
61
66 QGrid (const QGrid &) = default;
67 QGrid (QGrid &&) = default;
68 QGrid & operator= (const QGrid &) = default;
69 QGrid & operator= (QGrid &&) = default;
70 virtual ~QGrid() = default;
71
75 virtual QuadratureType type() const override;
76
77 virtual std::unique_ptr<QBase> clone() const override;
78
79private:
80
81 virtual void init_1D () override;
82 virtual void init_2D () override;
83 virtual void init_3D () override;
84};
85
86} // namespace libMesh
87
88#endif // LIBMESH_QUADRATURE_GRID_H
unsigned int dim
The QBase class provides the basic functionality from which various quadrature rules can be derived.
Definition quadrature.h:62
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
This class creates quadrature points on a uniform grid, with order+1 points on an edge.
virtual ~QGrid()=default
QGrid(QGrid &&)=default
virtual void init_2D() override
Initializes the 2D quadrature rule by filling the points and weights vectors with the appropriate val...
virtual void init_1D() override
Initializes the 1D quadrature rule by filling the points and weights vectors with the appropriate val...
virtual void init_3D() override
Initializes the 3D quadrature rule by filling the points and weights vectors with the appropriate val...
QGrid(unsigned int dim, Order order=INVALID_ORDER)
Constructor.
virtual QuadratureType type() const override
virtual std::unique_ptr< QBase > clone() const override
QGrid & operator=(const QGrid &)=default
QGrid(const QGrid &)=default
Copy/move ctor, copy/move assignment operator, and destructor are all explicitly defaulted for this s...
The libMesh namespace provides an interface to certain functionality in the library.
QuadratureType
Defines an enum for currently available quadrature rules.
@ INVALID_ORDER
Definition enum_order.h:88