Reference documentation for deal.II version GIT b6bf1e606d 2022-08-11 15:25:02+00:00
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mapping_q_eulerian.h
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4 //
5 // This file is part of the deal.II library.
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12 // the top level directory of deal.II.
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15 
16 
17 #ifndef dealii_mapping_q_eulerian_h
18 #define dealii_mapping_q_eulerian_h
19 
20 #include <deal.II/base/config.h>
21 
22 #include <deal.II/base/mutex.h>
24 
27 
28 #include <deal.II/fe/fe_values.h>
29 #include <deal.II/fe/mapping_q.h>
30 
32 
33 
35 
36 template <typename>
37 class Vector;
38 
39 
94 template <int dim, typename VectorType = Vector<double>, int spacedim = dim>
95 class MappingQEulerian : public MappingQ<dim, spacedim>
96 {
97 public:
114  MappingQEulerian(const unsigned int degree,
116  const VectorType & euler_vector,
117  const unsigned int level = numbers::invalid_unsigned_int);
118 
125  virtual boost::container::small_vector<Point<spacedim>,
128  const override;
129 
134  virtual std::unique_ptr<Mapping<dim, spacedim>>
135  clone() const override;
136 
142  virtual bool
143  preserves_vertex_locations() const override;
144 
145  // for documentation, see the Mapping base class
146  virtual std::vector<Point<spacedim>>
148  const typename Triangulation<dim, spacedim>::cell_iterator &cell)
149  const override;
150 
156 
157 protected:
168  const typename Triangulation<dim, spacedim>::cell_iterator &cell,
169  const CellSimilarity::Similarity cell_similarity,
170  const Quadrature<dim> & quadrature,
171  const typename Mapping<dim, spacedim>::InternalDataBase & internal_data,
173  &output_data) const override;
174 
180 
187 
188 private:
192  const unsigned int level;
193 
198  class SupportQuadrature : public Quadrature<dim>
199  {
200  public:
204  SupportQuadrature(const unsigned int map_degree);
205  };
206 
211 
221 
226 };
227 
231 /*----------------------------------------------------------------------*/
232 
233 #ifndef DOXYGEN
234 
235 template <int dim, typename VectorType, int spacedim>
236 inline bool
238 {
239  return false;
240 }
241 
242 #endif // DOXYGEN
243 
244 
246 
247 
248 #endif // dealii_mapping_q_eulerian_h
SupportQuadrature(const unsigned int map_degree)
FEValues< dim, spacedim > fe_values
SmartPointer< const DoFHandler< dim, spacedim >, MappingQEulerian< dim, VectorType, spacedim > > euler_dof_handler
virtual std::vector< Point< spacedim > > compute_mapping_support_points(const typename Triangulation< dim, spacedim >::cell_iterator &cell) const override
virtual CellSimilarity::Similarity fill_fe_values(const typename Triangulation< dim, spacedim >::cell_iterator &cell, const CellSimilarity::Similarity cell_similarity, const Quadrature< dim > &quadrature, const typename Mapping< dim, spacedim >::InternalDataBase &internal_data, internal::FEValuesImplementation::MappingRelatedData< dim, spacedim > &output_data) const override
virtual std::unique_ptr< Mapping< dim, spacedim > > clone() const override
virtual boost::container::small_vector< Point< spacedim >, GeometryInfo< dim >::vertices_per_cell > get_vertices(const typename Triangulation< dim, spacedim >::cell_iterator &cell) const override
MappingQEulerian(const unsigned int degree, const DoFHandler< dim, spacedim > &euler_dof_handler, const VectorType &euler_vector, const unsigned int level=numbers::invalid_unsigned_int)
virtual bool preserves_vertex_locations() const override
SmartPointer< const VectorType, MappingQEulerian< dim, VectorType, spacedim > > euler_vector
Threads::Mutex fe_values_mutex
const SupportQuadrature support_quadrature
const unsigned int level
Abstract base class for mapping classes.
Definition: mapping.h:311
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 & ExcInactiveCell()
static const unsigned int invalid_unsigned_int
Definition: types.h:201