Reference documentation for deal.II version 9.4.0
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dof_handler_policy.h
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1// ---------------------------------------------------------------------
2//
3// Copyright (C) 1998 - 2020 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
16#ifndef dealii_dof_handler_policy_h
17# define dealii_dof_handler_policy_h
18
19
20
21# include <deal.II/base/config.h>
22
25
28
29# include <map>
30# include <set>
31# include <vector>
32
34
35// Forward declaration
36# ifndef DOXYGEN
37template <int, int>
38class DoFHandler;
39# endif
40
41namespace internal
42{
43 namespace DoFHandlerImplementation
44 {
45 struct NumberCache;
46
51 namespace Policy
52 {
53 struct Implementation;
54
60 template <int dim, int spacedim>
62 {
63 public:
67 virtual ~PolicyBase() = default;
68
77 virtual NumberCache
78 distribute_dofs() const = 0;
79
85 virtual std::vector<NumberCache>
86 distribute_mg_dofs() const = 0;
87
93 virtual NumberCache
95 const std::vector<types::global_dof_index> &new_numbers) const = 0;
96
105 virtual NumberCache
107 const unsigned int level,
108 const std::vector<types::global_dof_index> &new_numbers) const = 0;
109 };
110
111
116 template <int dim, int spacedim>
117 class Sequential : public PolicyBase<dim, spacedim>
118 {
119 public:
126
127 // documentation is inherited
128 virtual NumberCache
129 distribute_dofs() const override;
130
131 // documentation is inherited
132 virtual std::vector<NumberCache>
133 distribute_mg_dofs() const override;
134
135 // documentation is inherited
136 virtual NumberCache
137 renumber_dofs(const std::vector<types::global_dof_index> &new_numbers)
138 const override;
139
140 // documentation is inherited
141 virtual NumberCache
142 renumber_mg_dofs(const unsigned int level,
143 const std::vector<types::global_dof_index>
144 &new_numbers) const override;
145
146 protected:
151 };
152
153
154
159 template <int dim, int spacedim>
160 class ParallelShared : public PolicyBase<dim, spacedim>
161 {
162 public:
169
178 virtual NumberCache
179 distribute_dofs() const override;
180
184 virtual std::vector<NumberCache>
185 distribute_mg_dofs() const override;
186
196 virtual NumberCache
197 renumber_dofs(const std::vector<types::global_dof_index> &new_numbers)
198 const override;
199
200 // documentation is inherited
201 virtual NumberCache
202 renumber_mg_dofs(const unsigned int level,
203 const std::vector<types::global_dof_index>
204 &new_numbers) const override;
205
206 private:
211 };
212
213
218 template <int dim, int spacedim>
219 class ParallelDistributed : public PolicyBase<dim, spacedim>
220 {
221 public:
228
229 // documentation is inherited
230 virtual NumberCache
231 distribute_dofs() const override;
232
233 // documentation is inherited
234 virtual std::vector<NumberCache>
235 distribute_mg_dofs() const override;
236
237 // documentation is inherited
238 virtual NumberCache
239 renumber_dofs(const std::vector<types::global_dof_index> &new_numbers)
240 const override;
241
242 // documentation is inherited
243 virtual NumberCache
244 renumber_mg_dofs(const unsigned int level,
245 const std::vector<types::global_dof_index>
246 &new_numbers) const override;
247
248 private:
253 };
254 } // namespace Policy
255 } // namespace DoFHandlerImplementation
256} // namespace internal
257
258
259
261
262#endif
263/*-------------------------- dof_handler_policy.h -------------------------*/
virtual NumberCache renumber_dofs(const std::vector< types::global_dof_index > &new_numbers) const override
virtual std::vector< NumberCache > distribute_mg_dofs() const override
virtual NumberCache renumber_mg_dofs(const unsigned int level, const std::vector< types::global_dof_index > &new_numbers) const override
SmartPointer< DoFHandler< dim, spacedim > > dof_handler
virtual std::vector< NumberCache > distribute_mg_dofs() const override
virtual NumberCache renumber_mg_dofs(const unsigned int level, const std::vector< types::global_dof_index > &new_numbers) const override
ParallelShared(DoFHandler< dim, spacedim > &dof_handler)
virtual NumberCache renumber_dofs(const std::vector< types::global_dof_index > &new_numbers) const override
SmartPointer< DoFHandler< dim, spacedim > > dof_handler
virtual NumberCache renumber_mg_dofs(const unsigned int level, const std::vector< types::global_dof_index > &new_numbers) const =0
virtual NumberCache renumber_dofs(const std::vector< types::global_dof_index > &new_numbers) const =0
virtual std::vector< NumberCache > distribute_mg_dofs() const =0
virtual std::vector< NumberCache > distribute_mg_dofs() const override
Sequential(DoFHandler< dim, spacedim > &dof_handler)
virtual NumberCache renumber_dofs(const std::vector< types::global_dof_index > &new_numbers) const override
virtual NumberCache renumber_mg_dofs(const unsigned int level, const std::vector< types::global_dof_index > &new_numbers) const override
SmartPointer< DoFHandler< dim, spacedim > > dof_handler
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:442
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:443
unsigned int level
Definition: grid_out.cc:4606