Chaste  Release::3.4
GmshMeshReader.hpp
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35 
36 
37 #ifndef _GMSHMESHREADER_HPP_
38 #define _GMSHMESHREADER_HPP_
39 
40 #include <vector>
41 #include <string>
42 #include <fstream>
43 #include "AbstractMeshReader.hpp"
44 
48 struct GmshTypes
49 {
53  enum Value
54  {
55  LINE = 1u,
56  QUADRATIC_LINE = 8u,
57  TRIANGLE = 2u,
58  QUADRATIC_TRIANGLE = 9u,
59  TETRAHEDRON = 4u,
60  QUADRATIC_TETRAHEDRON = 11u
61  };
62 };
63 
67 template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
68 class GmshMeshReader : public AbstractMeshReader<ELEMENT_DIM,SPACE_DIM>
69 {
70 public:
71 
81  GmshMeshReader(std::string pathBaseName,
82  unsigned orderOfElements = 1,
83  unsigned orderOfBoundaryElements = 1);
84 
89 
91  unsigned GetNumElements() const;
92 
94  unsigned GetNumNodes() const;
95 
97  unsigned GetNumFaces() const;
98 
100  unsigned GetNumCableElements() const;
101 
103  unsigned GetNumElementAttributes() const;
104 
106  unsigned GetNumFaceAttributes() const;
107 
109  unsigned GetNumCableElementAttributes() const;
110 
112  unsigned GetOrderOfElements();
113 
115  unsigned GetOrderOfBoundaryElements();
116 
118  void Reset();
119 
121  std::vector<double> GetNextNode();
122 
125 
128 
131 
135  std::vector<double> GetNodeAttributes();
136 
143  std::vector<double> GetNode(unsigned index);
144 
151  ElementData GetElementData(unsigned index);
152 
159  ElementData GetFaceData(unsigned index);
160 
161 private:
163  void ReadHeaders();
164 
166  void ReadNodeHeader();
167 
169  void ReadElementHeader();
170 
172  void ReadFaceHeader();
173 
175  void OpenFiles();
176 
178  void CloseFiles();
179 
180  std::string mFileName;
181  std::ifstream mNodeFile;
182  std::ifstream mElementFile;
183  std::ifstream mFaceFile;
184  double mVersionNumber;
185  unsigned mFileType;
186  unsigned mDataSize;
187  unsigned mNumNodes;
188  unsigned mNumElements;
189  unsigned mNumFaces;
193  unsigned mOrderOfElements;
195  unsigned mNodesPerElement;
197 };
198 
199 #endif //_GMSHMESHREADER_HPP_
unsigned GetNumElements() const
unsigned GetOrderOfBoundaryElements()
unsigned GetNumFaceAttributes() const
unsigned mOrderOfBoundaryElements
ElementData GetFaceData(unsigned index)
ElementData GetNextCableElementData()
unsigned mNodesPerBoundaryElement
unsigned GetOrderOfElements()
std::string mFileName
ElementData GetNextFaceData()
unsigned mTotalNumElementsAndFaces
unsigned mNumElementAttributes
ElementData GetNextElementData()
std::ifstream mElementFile
unsigned GetNumFaces() const
std::vector< double > GetNodeAttributes()
ElementData GetElementData(unsigned index)
GmshMeshReader(std::string pathBaseName, unsigned orderOfElements=1, unsigned orderOfBoundaryElements=1)
std::vector< double > GetNode(unsigned index)
std::ifstream mFaceFile
unsigned mNumFaceAttributes
std::ifstream mNodeFile
unsigned GetNumCableElements() const
unsigned GetNumElementAttributes() const
unsigned mOrderOfElements
unsigned GetNumCableElementAttributes() const
unsigned GetNumNodes() const
unsigned mNodesPerElement
std::vector< double > GetNextNode()