Reference documentation for deal.II version 9.5.0
\(\newcommand{\dealvcentcolon}{\mathrel{\mathop{:}}}\) \(\newcommand{\dealcoloneq}{\dealvcentcolon\mathrel{\mkern-1.2mu}=}\) \(\newcommand{\jump}[1]{\left[\!\left[ #1 \right]\!\right]}\) \(\newcommand{\average}[1]{\left\{\!\left\{ #1 \right\}\!\right\}}\)
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mg_base.cc
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1// ---------------------------------------------------------------------
2//
3// Copyright (C) 1999 - 2021 by the deal.II authors
4//
5// This file is part of the deal.II library.
6//
7// The deal.II library is free software; you can use it, redistribute
8// it, and/or modify it under the terms of the GNU Lesser General
9// Public License as published by the Free Software Foundation; either
10// version 2.1 of the License, or (at your option) any later version.
11// The full text of the license can be found in the file LICENSE.md at
12// the top level directory of deal.II.
13//
14// ---------------------------------------------------------------------
15
25#include <deal.II/lac/vector.h>
26
28
29
31
32
33template <typename VectorType>
34void
36 VectorType & u,
37 const VectorType & rhs) const
38{
39 u = typename VectorType::value_type(0.);
40 smooth(level, u, rhs);
41}
42
43
44
45template <typename VectorType>
46void
48 VectorType & dst,
49 const VectorType & src) const
50{
51 VectorType temp;
52 temp.reinit(dst, true);
53
54 this->prolongate(to_level, temp, src);
55
56 dst += temp;
57}
58
59
60// Explicit instantiations
61
62#include "mg_base.inst"
63
virtual void apply(const unsigned int level, VectorType &u, const VectorType &rhs) const
Definition mg_base.cc:35
virtual void prolongate_and_add(const unsigned int to_level, VectorType &dst, const VectorType &src) const
Definition mg_base.cc:47
#define DEAL_II_NAMESPACE_OPEN
Definition config.h:472
#define DEAL_II_NAMESPACE_CLOSE
Definition config.h:473
unsigned int level
Definition grid_out.cc:4618