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foam-extend4.1-coherent-io/applications/utilities/surface/surfacePointMerge/surfacePointMerge.C

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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright held by original author
\\/ M anipulation |
-------------------------------------------------------------------------------
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 2 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, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Description
Merges points on surface if they are within absolute distance.
Since absolute distance use with care!
\*---------------------------------------------------------------------------*/
#include "triSurface.H"
#include "triSurfaceTools.H"
#include "argList.H"
#include "OFstream.H"
#include "boundBox.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
argList::noParallel();
argList::validArgs.clear();
argList::validArgs.append("surface file");
argList::validArgs.append("merge distance");
argList::validArgs.append("output file");
argList args(argc, argv);
fileName surfFileName(args.additionalArgs()[0]);
scalar mergeTol(readScalar(IStringStream(args.additionalArgs()[1])()));
fileName outFileName(args.additionalArgs()[2]);
Info<< "Reading surface from " << surfFileName << " ..." << endl;
Info<< "Merging points within " << mergeTol << " meter." << endl;
triSurface surf1(surfFileName);
Info<< "Original surface:" << endl;
surf1.writeStats(Info);
triSurface cleanSurf(surf1);
while(true)
{
label nOldVert = cleanSurf.nPoints();
cleanSurf = triSurfaceTools::mergePoints(cleanSurf, mergeTol);
Info<< "After merging points:" << endl;
cleanSurf.writeStats(Info);
if (nOldVert == cleanSurf.nPoints())
{
break;
}
}
cleanSurf.write(outFileName);
Info << "End\n" << endl;
return 0;
}
// ************************************************************************* //