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foam-extend4.1-coherent-io/applications/utilities/surface/surfaceSplitByPatch/surfaceSplitByPatch.C
2015-05-17 15:58:16 +02:00

114 lines
3.1 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration | Version: 3.2
\\ / A nd | Web: http://www.foam-extend.org
\\/ M anipulation | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
This file is part of foam-extend.
foam-extend 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.
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
Description
Writes regions of triSurface to separate files.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "triSurface.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
argList::noParallel();
argList::validArgs.clear();
argList::validArgs.append("input file");
argList args(argc, argv);
fileName surfName(args.additionalArgs()[0]);
Info<< "Reading surf from " << surfName << " ..." << nl << endl;
fileName surfBase = surfName.lessExt();
word extension = surfName.ext();
triSurface surf(surfName);
Info<< "Writing regions to separate files ..."
<< nl << endl;
const geometricSurfacePatchList& patches = surf.patches();
forAll(patches, patchI)
{
const geometricSurfacePatch& pp = patches[patchI];
word patchName = pp.name();
if (patchName.empty())
{
patchName = "patch" + Foam::name(patchI);
}
fileName outFile(surfBase + '_' + patchName + '.' + extension);
Info<< " Writing patch " << patchName << " to file " << outFile
<< endl;
// Collect faces of region
boolList includeMap(surf.size(), false);
forAll(surf, faceI)
{
const labelledTri& f = surf[faceI];
if (f.region() == patchI)
{
includeMap[faceI] = true;
}
}
// Subset triSurface
labelList pointMap;
labelList faceMap;
triSurface subSurf
(
surf.subsetMesh
(
includeMap,
pointMap,
faceMap
)
);
subSurf.write(outFile);
}
Info << "End\n" << endl;
return 0;
}
// ************************************************************************* //