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surfaceMeshWriter.C
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1 /*---------------------------------------------------------------------------*\
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3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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5  \\ / A nd | Copyright (C) 2011-2020 OpenFOAM Foundation
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25 
26 #include "surfaceMeshWriter.H"
27 #include "vtkWriteFieldOps.H"
28 
29 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
30 
32 (
33  const bool binary,
34  const indirectPrimitivePatch& pp,
35  const word& name,
36  const fileName& fName
37 )
38 :
39  binary_(binary),
40  pp_(pp),
41  fName_(fName),
42  os_(fName.c_str())
43 {
44  // Write header
45  vtkWriteOps::writeHeader(os_, binary_, name);
46 
47  os_ << "DATASET POLYDATA" << std::endl;
48 
49  // Write topology
50  label nFaceVerts = 0;
51 
52  forAll(pp, facei)
53  {
54  nFaceVerts += pp[facei].size() + 1;
55  }
56 
57  os_ << "POINTS " << pp.nPoints() << " float" << std::endl;
58 
59  DynamicList<floatScalar> ptField(3*pp.nPoints());
60  vtkWriteOps::insert(pp.localPoints(), ptField);
61  vtkWriteOps::write(os_, binary, ptField);
62 
63 
64  os_ << "POLYGONS " << pp.size() << ' ' << nFaceVerts << std::endl;
65 
66  DynamicList<label> vertLabels(nFaceVerts);
67 
68  forAll(pp, facei)
69  {
70  const face& f = pp.localFaces()[facei];
71 
72  vertLabels.append(f.size());
73  vtkWriteOps::insert(f, vertLabels);
74  }
75  vtkWriteOps::write(os_, binary_, vertLabels);
76 }
77 
78 
79 // ************************************************************************* //
#define forAll(list, i)
Loop across all elements in list.
Definition: UList.H:434
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:251
PrimitivePatch< IndirectList< face >, const pointField & > indirectPrimitivePatch
Foam::indirectPrimitivePatch.
void insert(const scalar, DynamicList< floatScalar > &)
Append scalar to given DynamicList.
void writeHeader(std::ostream &, const bool isBinary, const std::string &title)
Write header.
void write(std::ostream &os, const bool binary, List< floatScalar > &fField)
Write floats ascii or binary.
surfaceMeshWriter(const bool binary, const indirectPrimitivePatch &pp, const word &name, const fileName &)
Construct from components.