Reference documentation for deal.II version GIT b6bf1e606d 2022-08-11 15:25:02+00:00
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grid_refinement.h
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2 //
3 // Copyright (C) 2000 - 2022 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.
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14 // ---------------------------------------------------------------------
15 
16 #ifndef dealii_grid_refinement_h
17 #define dealii_grid_refinement_h
18 
19 
20 #include <deal.II/base/config.h>
21 
23 
25 
26 #include <limits>
27 
29 
30 // forward declarations
31 #ifndef DOXYGEN
32 template <int dim, int spacedim>
33 class Triangulation;
34 template <typename Number>
35 class Vector;
36 #endif
37 
55 namespace GridRefinement
56 {
88  template <int dim>
89  std::pair<double, double>
91  const types::global_cell_index current_n_cells,
92  const types::global_cell_index max_n_cells,
93  const double top_fraction_of_cells,
94  const double bottom_fraction_of_cells);
95 
160  template <int dim, typename Number, int spacedim>
161  void
164  const Vector<Number> & criteria,
165  const double top_fraction_of_cells,
166  const double bottom_fraction_of_cells,
167  const unsigned int max_n_cells = std::numeric_limits<unsigned int>::max());
168 
231  template <int dim, typename Number, int spacedim>
232  void
235  const Vector<Number> & criteria,
236  const double top_fraction,
237  const double bottom_fraction,
238  const unsigned int max_n_cells = std::numeric_limits<unsigned int>::max(),
240 
241 
242 
314  template <int dim, typename Number, int spacedim>
315  void
317  const Vector<Number> & criteria,
318  const unsigned int order = 2);
319 
334  template <int dim, typename Number, int spacedim>
335  void
337  const Vector<Number> & criteria,
338  const double threshold,
339  const unsigned int max_to_mark = numbers::invalid_unsigned_int);
340 
355  template <int dim, typename Number, int spacedim>
356  void
358  const Vector<Number> & criteria,
359  const double threshold);
360 
366 
372 } // namespace GridRefinement
373 
374 
375 
377 
378 #endif // dealii_grid_refinement_h
Definition: vector.h:110
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:442
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:443
#define DeclException0(Exception0)
Definition: exceptions.h:464
static ::ExceptionBase & ExcNegativeCriteria()
static ::ExceptionBase & ExcInvalidParameterValue()
void refine(Triangulation< dim, spacedim > &tria, const Vector< Number > &criteria, const double threshold, const unsigned int max_to_mark=numbers::invalid_unsigned_int)
void refine_and_coarsen_fixed_number(Triangulation< dim, spacedim > &triangulation, const Vector< Number > &criteria, const double top_fraction_of_cells, const double bottom_fraction_of_cells, const unsigned int max_n_cells=std::numeric_limits< unsigned int >::max())
void refine_and_coarsen_optimize(Triangulation< dim, spacedim > &tria, const Vector< Number > &criteria, const unsigned int order=2)
void coarsen(Triangulation< dim, spacedim > &tria, const Vector< Number > &criteria, const double threshold)
std::pair< double, double > adjust_refine_and_coarsen_number_fraction(const types::global_cell_index current_n_cells, const types::global_cell_index max_n_cells, const double top_fraction_of_cells, const double bottom_fraction_of_cells)
void refine_and_coarsen_fixed_fraction(Triangulation< dim, spacedim > &tria, const Vector< Number > &criteria, const double top_fraction, const double bottom_fraction, const unsigned int max_n_cells=std::numeric_limits< unsigned int >::max(), const VectorTools::NormType norm_type=VectorTools::NormType::L1_norm)
static const unsigned int invalid_unsigned_int
Definition: types.h:201
unsigned int global_cell_index
Definition: types.h:105
const ::parallel::distributed::Triangulation< dim, spacedim > * triangulation
const ::Triangulation< dim, spacedim > & tria