writePointSet.C
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1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
6  \\/ M anipulation |
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24 \*---------------------------------------------------------------------------*/
25 
26 #include "writePointSet.H"
27 #include "OFstream.H"
28 #include "writeFuns.H"
29 
30 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 
35 // * * * * * * * * * * * * * * * Global Functions * * * * * * * * * * * * * //
36 
37 void writePointSet
38 (
39  const bool binary,
40  const primitiveMesh& mesh,
41  const topoSet& set,
42  const fileName& fileName
43 )
44 {
45  std::ofstream pStream(fileName.c_str());
46 
47  pStream
48  << "# vtk DataFile Version 2.0" << std::endl
49  << set.name() << std::endl;
50  if (binary)
51  {
52  pStream << "BINARY" << std::endl;
53  }
54  else
55  {
56  pStream << "ASCII" << std::endl;
57  }
58  pStream << "DATASET POLYDATA" << std::endl;
59 
60 
61  //------------------------------------------------------------------
62  //
63  // Write topology
64  //
65  //------------------------------------------------------------------
66 
67 
68  labelList pointLabels(set.toc());
69 
70  pointField setPoints(mesh.points(), pointLabels);
71 
72  // Write points
73 
74  pStream << "POINTS " << pointLabels.size() << " float" << std::endl;
75 
76  DynamicList<floatScalar> ptField(3*pointLabels.size());
77 
78  writeFuns::insert(setPoints, ptField);
79 
80  writeFuns::write(pStream, binary, ptField);
81 
82 
83  //-----------------------------------------------------------------
84  //
85  // Write data
86  //
87  //-----------------------------------------------------------------
88 
89  // Write pointID
90 
91  pStream
92  << "POINT_DATA " << pointLabels.size() << std::endl
93  << "FIELD attributes 1" << std::endl;
94 
95  // Cell ids first
96  pStream << "pointID 1 " << pointLabels.size() << " int" << std::endl;
97 
98  writeFuns::write(pStream, binary, pointLabels);
99 }
100 
101 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
102 
103 } // End namespace Foam
104 
105 // ************************************************************************* //
labelList pointLabels(nPoints, -1)
void size(const label)
Override size to be inconsistent with allocated storage.
Definition: ListI.H:163
void writePointSet(const bool binary, const primitiveMesh &mesh, const topoSet &set, const fileName &fileName)
Write pointSet to vtk polydata file.
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:253
static void insert(const point &, DynamicList< floatScalar > &dest)
Append point to given DynamicList.
vectorField pointField
pointField is a vectorField.
Definition: pointFieldFwd.H:42
List< label > labelList
A List of labels.
Definition: labelList.H:56
static void write(std::ostream &, const bool, DynamicList< floatScalar > &)
Write floats ascii or binary.
Namespace for OpenFOAM.