Chaste  Release::2018.1
VertexMeshReader.hpp
1 /*
2 
3 Copyright (c) 2005-2018, University of Oxford.
4 All rights reserved.
5 
6 University of Oxford means the Chancellor, Masters and Scholars of the
7 University of Oxford, having an administrative office at Wellington
8 Square, Oxford OX1 2JD, UK.
9 
10 This file is part of Chaste.
11 
12 Redistribution and use in source and binary forms, with or without
13 modification, are permitted provided that the following conditions are met:
14  * Redistributions of source code must retain the above copyright notice,
15  this list of conditions and the following disclaimer.
16  * Redistributions in binary form must reproduce the above copyright notice,
17  this list of conditions and the following disclaimer in the documentation
18  and/or other materials provided with the distribution.
19  * Neither the name of the University of Oxford nor the names of its
20  contributors may be used to endorse or promote products derived from this
21  software without specific prior written permission.
22 
23 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
27 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
29 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
32 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 
34 */
35 #ifndef VERTEXMESHREADER2D_HPP_
36 #define VERTEXMESHREADER2D_HPP_
37 
38 #include <string>
39 #include <fstream>
40 #include <cassert>
41 #include <vector>
42 
43 #include "Exception.hpp"
44 #include "AbstractMeshReader.hpp"
45 
51 {
52  std::vector<unsigned> NodeIndices;
53  std::vector<ElementData> Faces;
54  std::vector<bool> Orientations;
55  unsigned AttributeValue;
56  unsigned ContainingElement;
57 };
58 
62  template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
63 class VertexMeshReader : public AbstractMeshReader<ELEMENT_DIM, SPACE_DIM>
64 {
65 private:
66 
68  std::string mFilesBaseName;
69 
71  std::ifstream mNodesFile;
72 
74  std::ifstream mElementsFile;
75 
78 
80  unsigned mNumNodes;
81 
83  unsigned mNumElements;
84 
86  unsigned mNodesRead;
87 
89  unsigned mElementsRead;
90 
93 
96 
100  void OpenFiles();
101 
105  void OpenNodeFile();
106 
110  void OpenElementsFile();
111 
115  void ReadHeaders();
116 
120  void CloseFiles();
121 
128  void GetNextLineFromStream(std::ifstream& fileStream, std::string& rawLine);
129 
130 public:
131 
137  VertexMeshReader(std::string pathBaseName);
138 
143  {}
144 
148  unsigned GetNumElements() const;
149 
153  unsigned GetNumNodes() const;
154 
158  unsigned GetNumElementAttributes() const;
159 
163  unsigned GetNumFaces() const;
164 
169 
171  unsigned GetNumEdges() const;
172 
176  void Reset();
177 
181  std::vector<double> GetNextNode();
182 
187 
193 };
194 
195 #endif /*VERTEXMESHREADER2D_HPP_*/
std::ifstream mElementsFile
VertexElementData GetNextElementDataWithFaces()
ElementData GetNextFaceData()
unsigned mNumElementAttributes
unsigned GetNumElementAttributes() const
std::ifstream mNodesFile
std::vector< ElementData > Faces
void GetNextLineFromStream(std::ifstream &fileStream, std::string &rawLine)
unsigned GetNumElements() const
VertexMeshReader(std::string pathBaseName)
unsigned GetNumNodes() const
unsigned GetNumEdges() const
ElementData GetNextElementData()
std::string mFilesBaseName
std::vector< double > GetNextNode()
unsigned GetNumFaces() const
std::vector< unsigned > NodeIndices
std::vector< bool > Orientations