dune-grid  2.8.0
coordfunctioncaller.hh
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1 // -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 // vi: set et ts=4 sw=2 sts=2:
3 #ifndef DUNE_GEOGRID_COORDFUNCTIONCALLER_HH
4 #define DUNE_GEOGRID_COORDFUNCTIONCALLER_HH
5 
8 
9 namespace Dune
10 {
11 
12  namespace GeoGrid
13  {
14 
15  // CoordFunctionCaller
16  // -------------------
17 
18  template< class HostEntity, class CoordFunctionInterface >
20 
21  template< class HostEntity, class ct, unsigned int dimD, unsigned int dimR, class Impl >
22  class CoordFunctionCaller< HostEntity, AnalyticalCoordFunctionInterface< ct, dimD, dimR, Impl > >
23  {
24  typedef AnalyticalCoordFunctionInterface< ct, dimD, dimR, Impl > CoordFunctionInterface;
26 
27  static const int codimension = HostEntity::codimension;
28 
29  public:
30  typedef typename CoordFunctionInterface::RangeVector RangeVector;
31 
32  CoordFunctionCaller ( const HostEntity &hostEntity,
33  const CoordFunctionInterface &coordFunction )
34  : hostCorners_( hostEntity ),
35  coordFunction_( coordFunction )
36  {}
37 
38  void evaluate ( unsigned int i, RangeVector &y ) const
39  {
40  coordFunction_.evaluate( hostCorners_[ i ], y );
41  }
42 
43  GeometryType type () const
44  {
45  return hostCorners_.type();
46  }
47 
48  std::size_t size () const
49  {
50  return hostCorners_.size();
51  }
52 
53  private:
54  const HostCorners< HostEntity > hostCorners_;
55  const CoordFunctionInterface &coordFunction_;
56  };
57 
58  template< class HostEntity, class ct, unsigned int dimR, class Impl >
59  class CoordFunctionCaller< HostEntity, DiscreteCoordFunctionInterface< ct, dimR, Impl > >
60  {
61  typedef DiscreteCoordFunctionInterface< ct, dimR, Impl > CoordFunctionInterface;
62  typedef CoordFunctionCaller< HostEntity, CoordFunctionInterface > This;
63 
64  typedef typename CoordFunctionInterface::RangeVector RangeVector;
65 
66  public:
67  CoordFunctionCaller ( const HostEntity &hostEntity,
68  const CoordFunctionInterface &coordFunction )
69  : hostEntity_( hostEntity ),
70  coordFunction_( coordFunction )
71  {}
72 
73  void evaluate ( unsigned int i, RangeVector &y ) const
74  {
75  coordFunction_.evaluate( hostEntity_, i, y );
76  }
77 
78  GeometryType type () const
79  {
80  return hostEntity_.type();
81  }
82 
83  std::size_t size () const
84  {
85  auto refElement = referenceElement< ct, HostEntity::mydimension >( type() );
86  return refElement.size( HostEntity::mydimension );
87  }
88 
89  private:
90  const HostEntity &hostEntity_;
91  const CoordFunctionInterface &coordFunction_;
92  };
93 
94  } // namespace GeoGrid
95 
96 } // namespace Dune
97 
98 #endif // #ifndef DUNE_GEOGRID_COORDFUNCTIONCALLER_HH
Include standard header files.
Definition: agrid.hh:58
GeometryType
Type representing VTK's entity geometry types.
Definition: common.hh:130
Interface class for using an analytical function to define the geometry of a Dune::GeometryGrid....
Definition: coordfunction.hh:42
Definition: coordfunctioncaller.hh:19