Files
openfoam/src/meshTools/output/foamVtkWriteFaceSet.C

98 lines
3.0 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\/ M anipulation | Copyright (C) 2017 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "foamVtkWriteFaceSet.H"
#include "foamVtkOutputOptions.H"
#include "OFstream.H"
#include "primitiveMesh.H"
#include "faceSet.H"
#include "uindirectPrimitivePatch.H"
// * * * * * * * * * * * * * * * Global Functions * * * * * * * * * * * * * //
void Foam::foamVtkOutput::writeFaceSet
(
const bool binary,
const primitiveMesh& mesh,
const faceSet& set,
const fileName& fileName
)
{
std::ofstream os(fileName.c_str());
autoPtr<foamVtkOutput::formatter> format =
foamVtkOutput::outputOptions().legacy(true).ascii(!binary).newFormatter
(
os
);
foamVtkOutput::legacy::fileHeader(format(), set.name())
<< "DATASET POLYDATA" << nl;
//-------------------------------------------------------------------------
// Faces of set with OpenFOAM faceID as value
labelList faceLabels = set.sortedToc();
uindirectPrimitivePatch pp
(
UIndirectList<face>(mesh.faces(), faceLabels),
mesh.points()
);
//-------------------------------------------------------------------------
// Write points and faces as polygons
os << "POINTS " << pp.nPoints() << " float" << nl;
foamVtkOutput::writeList(format(), pp.localPoints());
format().flush();
label count = pp.size();
forAll(pp, facei)
{
count += pp.localFaces()[facei].size();
}
os << "POLYGONS " << pp.size() << ' ' << count << nl;
forAll(pp, facei)
{
const face& f = pp.localFaces()[facei];
format().write(f.size());
foamVtkOutput::writeList(format(), f);
}
format().flush();
// Write data - faceId/cellId
os << "faceID 1 " << pp.size() << " int" << nl;
foamVtkOutput::writeList(format(), faceLabels);
format().flush();
}
// ************************************************************************* //