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ExpList3DHomogeneous2D.h
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File ExpList3DHomogeneous2D.h
4 //
5 // For more information, please see: http://www.nektar.info
6 //
7 // The MIT License
8 //
9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
12 //
13 // License for the specific language governing rights and limitations under
14 // Permission is hereby granted, free of charge, to any person obtaining a
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25 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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31 //
32 // Description: A 3D field which is homogeneous in 2 directions and so
33 // uses much of the functionality from a ExpList1D and its daughters
34 //
35 ///////////////////////////////////////////////////////////////////////////////
36 
37 #ifndef EXPLIST3DHOMO2D_H
38 #define EXPLIST3DHOMO2D_H
39 
41 #include <vector>
43 
44 namespace Nektar
45 {
46  namespace MultiRegions
47  {
48 
49  // Forward declaration for typedefs
51 
52  /// Shared pointer to an ExpList3DHomogeneous2D object.
53  typedef boost::shared_ptr<ExpList3DHomogeneous2D> ExpList3DHomogeneous2DSharedPtr;
54  /// Vector of pointers to ExpList3DHomogeneous2D objects.
55  typedef std::vector< ExpList3DHomogeneous2DSharedPtr > ExpList3DHomogeneous2DVector;
56  /// Iterator for the vector of ExpList3DHomogeneous2D pointers.
58 
59  /// Abstraction of a one-dimensional multi-elemental expansion which
60  /// is merely a collection of local expansions.
62  {
63  public:
64  /// Default constructor.
66 
68  const LibUtilities::BasisKey &HomoBasis_y,
69  const LibUtilities::BasisKey &HomoBasis_z,
70  const NekDouble lhom_y,
71  const NekDouble lhom_z,
72  const bool useFFT,
73  const bool dealiasing);
74 
75  /// Sets up a list of local expansions based on an input mesh.
77  const LibUtilities::BasisKey &HomoBasis_y,
78  const LibUtilities::BasisKey &HomoBasis_z,
79  const NekDouble lhom_y,
80  const NekDouble lhom_z,
81  const bool useFFT,
82  const bool dealiasing,
83  const SpatialDomains::MeshGraphSharedPtr &graph1D);
84 
85  /// Copy constructor.
86  MULTI_REGIONS_EXPORT ExpList3DHomogeneous2D(const ExpList3DHomogeneous2D &In,
87  const bool DeclareLinesSetCoeffPhys = true);
88 
89  /// Destructor.
91 
92  /// This function calculates the coordinates of all the elemental
93  /// quadrature points \f$\boldsymbol{x}_i\f$.
94  inline void GetCoords(Array<OneD, NekDouble> &coord_0,
95  Array<OneD, NekDouble> &coord_1 = NullNekDouble1DArray,
96  Array<OneD, NekDouble> &coord_2 = NullNekDouble1DArray);
97 
98  MULTI_REGIONS_EXPORT void GetCoords(const int eid,
99  Array<OneD, NekDouble> &xc0,
100  Array<OneD, NekDouble> &xc1,
101  Array<OneD, NekDouble> &xc2);
102 
103  protected:
104 
105  /// Definition of the total number of degrees of freedom and
106  /// quadrature points. Sets up the storage for \a m_coeff and \a
107  /// m_phys.
108  void SetCoeffPhys(void);
109 
110  // virtual functions
111  virtual void v_GetCoords(Array<OneD, NekDouble> &coord_0,
112  Array<OneD, NekDouble> &coord_1,
113  Array<OneD, NekDouble> &coord_2);
114 
115  virtual void v_WriteTecplotZone(std::ostream &outfile,
116  int expansion);
117 
118 
119  virtual void v_WriteVtkPieceHeader(std::ostream &outfile, int expansion);
120 
121  virtual NekDouble v_L2(
122  const Array<OneD, const NekDouble> &inarray,
123  const Array<OneD, const NekDouble> &soln = NullNekDouble1DArray);
124 
125  private:
126  };
127 
128  inline void ExpList3DHomogeneous2D::GetCoords(Array<OneD, NekDouble> &coord_0,
129  Array<OneD, NekDouble> &coord_1,
130  Array<OneD, NekDouble> &coord_2)
131 
132  {
133  v_GetCoords(coord_0,coord_1,coord_2);
134  }
135  } //end of namespace
136 } //end of namespace
137 
138 #endif//EXPLIST3DHOMO2D_H
139