deal.II version GIT relicensing-6842-g793a97d2aa 2026-10-02 14:00:01+00:00
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vector_tools_point_value.h
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1// -----------------------------------------------------------------------------
2//
3// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception OR LGPL-2.1-or-later
4// Copyright (C) 2020 - 2025 by the deal.II authors
5//
6// This file is part of the deal.II library.
7//
8// Detailed license information governing the source code and contributions
9// can be found in LICENSE.md and CONTRIBUTING.md at the top level directory.
10//
11// -----------------------------------------------------------------------------
12
13#ifndef dealii_vector_tools_point_value_h
14#define dealii_vector_tools_point_value_h
15
16
17#include <deal.II/base/config.h>
18
19#include <deal.II/base/template_constraints.h>
20
21
22DEAL_II_NAMESPACE_OPEN
23
24template <int dim, int spacedim>
25DEAL_II_CXX20_REQUIRES((concepts::is_valid_dim_spacedim<dim, spacedim>))
26class DoFHandler;
27
28template <int dim, typename Number>
29class Function;
30template <int dim, int spacedim>
31class Mapping;
32
33template <int dim, typename Number>
34DEAL_II_CXX20_REQUIRES(dim >= 0)
35class Point;
36
37template <typename Number>
38class Vector;
39namespace hp
40{
41 template <int dim, int spacedim>
42 class MappingCollection;
43} // namespace hp
44
45namespace VectorTools
46{
136 template <int dim, int spacedim>
137 void
138 create_point_source_vector(const Mapping<dim, spacedim> &mapping,
139 const DoFHandler<dim, spacedim> &dof_handler,
140 const Point<spacedim, double> &p,
141 Vector<double> &rhs_vector);
142
146 template <int dim, int spacedim>
147 void
148 create_point_source_vector(
149 const hp::MappingCollection<dim, spacedim> &mapping,
150 const DoFHandler<dim, spacedim> &dof_handler,
151 const Point<spacedim, double> &p,
152 Vector<double> &rhs_vector);
153
162 template <int dim, int spacedim>
163 void
164 create_point_source_vector(const DoFHandler<dim, spacedim> &dof_handler,
165 const Point<spacedim, double> &p,
166 Vector<double> &rhs_vector);
167
186 template <int dim, int spacedim>
187 void
188 create_point_source_vector(const Mapping<dim, spacedim> &mapping,
189 const DoFHandler<dim, spacedim> &dof_handler,
190 const Point<spacedim, double> &p,
191 const Point<dim, double> &direction,
192 Vector<double> &rhs_vector);
193
197 template <int dim, int spacedim>
198 void
199 create_point_source_vector(
200 const hp::MappingCollection<dim, spacedim> &mapping,
201 const DoFHandler<dim, spacedim> &dof_handler,
202 const Point<spacedim, double> &p,
203 const Point<dim, double> &direction,
204 Vector<double> &rhs_vector);
205
214 template <int dim, int spacedim>
215 void
216 create_point_source_vector(const DoFHandler<dim, spacedim> &dof_handler,
217 const Point<spacedim, double> &p,
218 const Point<dim, double> &direction,
219 Vector<double> &rhs_vector);
241 template <int dim, typename VectorType, int spacedim>
242 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
243 void point_difference(
244 const DoFHandler<dim, spacedim> &dof,
245 const VectorType &fe_function,
246 const Function<spacedim, typename VectorType::value_type> &exact_solution,
247 Vector<typename VectorType::value_type> &difference,
248 const Point<spacedim, double> &point);
249
264 template <int dim, typename VectorType, int spacedim>
265 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
266 void point_difference(
267 const Mapping<dim, spacedim> &mapping,
268 const DoFHandler<dim, spacedim> &dof,
269 const VectorType &fe_function,
270 const Function<spacedim, typename VectorType::value_type> &exact_solution,
271 Vector<typename VectorType::value_type> &difference,
272 const Point<spacedim, double> &point);
273
312 template <int dim, typename VectorType, int spacedim>
313 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
314 void point_value(const DoFHandler<dim, spacedim> &dof,
315 const VectorType &fe_function,
316 const Point<spacedim, double> &point,
317 Vector<typename VectorType::value_type> &value);
318
338 template <int dim, typename VectorType, int spacedim>
339 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
340 void point_value(const DoFHandler<dim, spacedim> &dof,
341 const VectorType &fe_function,
342 const Point<spacedim, double> &point,
343 Vector<typename VectorType::value_type> &value);
344
386 template <int dim, typename VectorType, int spacedim>
387 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
388 typename VectorType::value_type
389 point_value(const DoFHandler<dim, spacedim> &dof,
390 const VectorType &fe_function,
391 const Point<spacedim, double> &point);
392
412 template <int dim, typename VectorType, int spacedim>
413 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
414 typename VectorType::value_type
415 point_value(const DoFHandler<dim, spacedim> &dof,
416 const VectorType &fe_function,
417 const Point<spacedim, double> &point);
418
455 template <int dim, typename VectorType, int spacedim>
456 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
457 void point_value(const Mapping<dim, spacedim> &mapping,
458 const DoFHandler<dim, spacedim> &dof,
459 const VectorType &fe_function,
460 const Point<spacedim, double> &point,
461 Vector<typename VectorType::value_type> &value);
462
482 template <int dim, typename VectorType, int spacedim>
483 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
484 void point_value(const hp::MappingCollection<dim, spacedim> &mapping,
485 const DoFHandler<dim, spacedim> &dof,
486 const VectorType &fe_function,
487 const Point<spacedim, double> &point,
488 Vector<typename VectorType::value_type> &value);
489
525 template <int dim, typename VectorType, int spacedim>
526 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
527 typename VectorType::value_type
528 point_value(const Mapping<dim, spacedim> &mapping,
529 const DoFHandler<dim, spacedim> &dof,
530 const VectorType &fe_function,
531 const Point<spacedim, double> &point);
532
552 template <int dim, typename VectorType, int spacedim>
553 DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<VectorType>)
554 typename VectorType::value_type
555 point_value(const hp::MappingCollection<dim, spacedim> &mapping,
556 const DoFHandler<dim, spacedim> &dof,
557 const VectorType &fe_function,
558 const Point<spacedim, double> &point);
560} // namespace VectorTools
561
562DEAL_II_NAMESPACE_CLOSE
563
564#endif // dealii_vector_tools_point_value_h
Mapping
Abstract base class for mapping classes.
Definition mapping.h:318
Point
Definition point.h:111
concepts::is_dealii_vector_type
Definition template_constraints.h:864
concepts::is_valid_dim_spacedim
Definition template_constraints.h:712
DEAL_II_NAMESPACE_OPEN
#define DEAL_II_NAMESPACE_OPEN
Definition config.h:38
DEAL_II_CXX20_REQUIRES
#define DEAL_II_CXX20_REQUIRES(condition)
Definition config.h:249
DEAL_II_NAMESPACE_CLOSE
#define DEAL_II_NAMESPACE_CLOSE
Definition config.h:39
VectorTools::point_difference
void point_difference(const DoFHandler< dim, spacedim > &dof, const VectorType &fe_function, const Function< spacedim, typename VectorType::value_type > &exact_solution, Vector< typename VectorType::value_type > &difference, const Point< spacedim, double > &point)
VectorTools::create_point_source_vector
void create_point_source_vector(const Mapping< dim, spacedim > &mapping, const DoFHandler< dim, spacedim > &dof_handler, const Point< spacedim, double > &p, Vector< double > &rhs_vector)
VectorTools::point_value
void point_value(const DoFHandler< dim, spacedim > &dof, const VectorType &fe_function, const Point< spacedim, double > &point, Vector< typename VectorType::value_type > &value)
hp
Definition hp.h:115
template_constraints.h
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