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OutputGmsh.h
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1 ////////////////////////////////////////////////////////////////////////////////
2 //
3 // File: OutputGmsh.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
15 // copy of this software and associated documentation files (the "Software"),
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21 // The above copyright notice and this permission notice shall be included
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25 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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31 //
32 // Description: GMSH converter.
33 //
34 ////////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef UTILITIES_NEKMESH_OUTPUTGMSH
37 #define UTILITIES_NEKMESH_OUTPUTGMSH
38 
40 
41 namespace Nektar
42 {
43 namespace Utilities
44 {
45 
46 bool operator==(NekMeshUtils::ElmtConfig const &p1, NekMeshUtils::ElmtConfig const &p2);
47 
48 struct ElmtConfigHash : std::unary_function<NekMeshUtils::ElmtConfig, std::size_t>
49 {
50  std::size_t operator()(NekMeshUtils::ElmtConfig const& el) const
51  {
52  std::size_t seed = 0;
53  boost::hash_combine(seed, (int)el.m_e );
54  boost::hash_combine(seed, el.m_faceNodes );
55  boost::hash_combine(seed, el.m_volumeNodes);
56  boost::hash_combine(seed, el.m_order );
57  return seed;
58  }
59 };
60 
62 {
63  return p1.m_e == p2.m_e &&
64  p1.m_faceNodes == p2.m_faceNodes &&
65  p1.m_volumeNodes == p2.m_volumeNodes &&
66  p1.m_order == p2.m_order;
67 }
68 
69 /// Converter for Gmsh files.
71 {
72 public:
73  /// Creates an instance of this class
74  static boost::shared_ptr<Module> create(NekMeshUtils::MeshSharedPtr m) {
76  }
78 
80  virtual ~OutputGmsh();
81 
82  /// Write mesh to output file.
83  virtual void Process();
84 
85 private:
86  boost::unordered_map<NekMeshUtils::ElmtConfig, unsigned int, ElmtConfigHash> elmMap;
87 };
88 
89 }
90 }
91 
92 #endif
bool m_faceNodes
Denotes whether the element contains face nodes. For 2D elements, if this is true then the element co...
Definition: ElementConfig.h:80
Basic information about an element.
Definition: ElementConfig.h:50
static boost::shared_ptr< DataType > AllocateSharedPtr()
Allocate a shared pointer from the memory pool.
boost::unordered_map< NekMeshUtils::ElmtConfig, unsigned int, ElmtConfigHash > elmMap
Definition: OutputGmsh.h:86
static boost::shared_ptr< Module > create(NekMeshUtils::MeshSharedPtr m)
Creates an instance of this class.
Definition: OutputGmsh.h:74
Abstract base class for output modules.
Converter for Gmsh files.
Definition: OutputGmsh.h:70
static NekMeshUtils::ModuleKey className
Definition: OutputGmsh.h:77
unsigned int m_order
Order of the element.
Definition: ElementConfig.h:87
std::size_t operator()(NekMeshUtils::ElmtConfig const &el) const
Definition: OutputGmsh.h:50
bool m_volumeNodes
Denotes whether the element contains volume (i.e. interior) nodes. These are not supported by either ...
Definition: ElementConfig.h:85
boost::shared_ptr< Mesh > MeshSharedPtr
Shared pointer to a mesh.
Definition: Mesh.h:147
bool operator==(NekMeshUtils::ElmtConfig const &p1, NekMeshUtils::ElmtConfig const &p2)
Definition: OutputGmsh.h:61
virtual void Process()
Write mesh to output file.
Definition: OutputGmsh.cpp:85
std::pair< ModuleType, std::string > ModuleKey
LibUtilities::ShapeType m_e
Element type (e.g. triangle, quad, etc).
Definition: ElementConfig.h:77
OutputGmsh(NekMeshUtils::MeshSharedPtr m)
Definition: OutputGmsh.cpp:56