Reference documentation for deal.II version Git 191d06ed00 2021-05-11 21:15:49 -0400
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output.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2010 - 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 
17 #ifndef dealii_mesh_worker_output_h
18 #define dealii_mesh_worker_output_h
19 
20 #include <deal.II/base/config.h>
21 
24 #include <deal.II/base/utilities.h>
25 
27 
29 
30 
32 
33 namespace MeshWorker
34 {
35  namespace Assembler
36  {
58  {
59  public:
63  GnuplotPatch();
64 
74  void
75  initialize(const unsigned int n_points, const unsigned int n_vectors);
76 
81  void
82  initialize_stream(std::ostream &stream);
83 
91  template <int dim>
92  void
93  initialize_info(DoFInfo<dim> &info, bool face);
94 
98  template <int dim>
99  void
100  assemble(const DoFInfo<dim> &info);
101 
105  template <int dim>
106  void
107  assemble(const DoFInfo<dim> &info1, const DoFInfo<dim> &info2);
108 
109  private:
114  template <typename T>
115  void
116  write(const T &t) const;
117 
123  void
124  write_endl() const;
125 
129  unsigned int n_vectors;
133  unsigned int n_points;
134 
138  std::ostream *os;
139  };
140 
141  //----------------------------------------------------------------------//
142 
143  template <typename T>
144  inline void
145  GnuplotPatch::write(const T &d) const
146  {
147  if (os == nullptr)
148  deallog << d;
149  else
150  (*os) << d;
151  }
152 
153 
154  inline void
156  {
157  if (os == nullptr)
158  deallog << std::endl;
159  else
160  (*os) << std::endl;
161  }
162 
163 
167  , os(nullptr)
168  {}
169 
170 
171  inline void
172  GnuplotPatch::initialize(const unsigned int np, const unsigned int nv)
173  {
174  n_vectors = nv;
175  n_points = np;
176  }
177 
178 
179  inline void
180  GnuplotPatch::initialize_stream(std::ostream &stream)
181  {
182  os = &stream;
183  }
184 
185 
186  template <int dim>
187  inline void
189  {
190  if (face)
191  info.initialize_quadrature(Utilities::fixed_power<dim - 1>(n_points),
192  n_vectors + dim);
193  else
194  info.initialize_quadrature(Utilities::fixed_power<dim>(n_points),
195  n_vectors + dim);
196  }
197 
198 
199  template <int dim>
200  inline void
202  {
203  const unsigned int np = info.n_quadrature_points();
204  const unsigned int nv = info.n_quadrature_values();
205  const unsigned int patch_dim =
206  (info.face_number == numbers::invalid_unsigned_int) ? dim : (dim - 1);
207  const unsigned int row_length = n_points;
208  // If patches are 1D, end the
209  // patch after a row, else end
210  // it after a square
211  const unsigned int row_length2 =
212  (patch_dim == 1) ? row_length : (row_length * row_length);
213 
214  // AssertDimension(np, Utilities::fixed_power<dim>(n_points));
215  AssertDimension(nv, n_vectors + dim);
216 
217 
218  for (unsigned int k = 0; k < np; ++k)
219  {
220  if (k % row_length == 0)
221  write_endl();
222  if (k % row_length2 == 0)
223  write_endl();
224 
225  for (unsigned int i = 0; i < nv; ++i)
226  {
227  write(info.quadrature_value(k, i));
228  write('\t');
229  }
230  write_endl();
231  }
232  }
233 
234 
235  template <int dim>
236  inline void
238  {
239  assemble(info1);
240  assemble(info2);
241  }
242  } // namespace Assembler
243 } // namespace MeshWorker
244 
246 
247 #endif
static const unsigned int invalid_unsigned_int
Definition: types.h:196
#define AssertDimension(dim1, dim2)
Definition: exceptions.h:1622
LogStream deallog
Definition: logstream.cc:37
unsigned int n_quadrature_values() const
void assemble(const DoFInfo< dim > &info)
Definition: output.h:201
void write(const T &t) const
Definition: output.h:145
static const char T
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:396
void initialize_info(DoFInfo< dim > &info, bool face)
Definition: output.h:188
SymmetricTensor< 2, dim, Number > d(const Tensor< 2, dim, Number > &F, const Tensor< 2, dim, Number > &dF_dt)
void initialize(const unsigned int n_points, const unsigned int n_vectors)
Definition: output.h:172
void initialize_quadrature(const unsigned int np, const unsigned int nv)
number & quadrature_value(const unsigned int k, const unsigned int i)
void initialize_stream(std::ostream &stream)
Definition: output.h:180
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:395
unsigned int face_number
Definition: dof_info.h:90
unsigned int n_quadrature_points() const