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foam-extend4.1-coherent-io/applications/utilities/mesh/generation/cfMesh/FLMAToSurface/FLMAToSurface.C

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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
Reads the AVL's surface mesh
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "objectRegistry.H"
#include "foamTime.H"
#include "triSurf.H"
#include "triSurfModifier.H"
#include "triFaceList.H"
#include "labelLongList.H"
#include "IFstream.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
argList::noParallel();
argList::validArgs.clear();
argList::validArgs.append("input surface file");
argList::validArgs.append("output surface file");
argList args(argc, argv);
fileName inFileName(args.args()[1]);
fileName outFileName(args.args()[2]);
if( inFileName.ext() != "flma" )
{
Info << "Cannot convert this mesh" << endl;
return 0;
}
//- create the surface mesh
triSurf ts;
triSurfModifier tsm(ts);
label counter;
IFstream inFile(inFileName);
inFile >> counter;
//- read vertices
pointField& points = tsm.pointsAccess();
points.setSize(counter);
forAll(points, pointI)
{
point& p = points[pointI];
inFile >> p.x();
inFile >> p.y();
inFile >> p.z();
}
//- read facets
inFile >> counter;
geometricSurfacePatchList patches(1);
patches[0].name() = "patch";
LongList<labelledTri>& triangles = tsm.facetsAccess();
triangles.setSize(counter);
forAll(triangles, triI)
{
inFile >> counter;
if( counter != 3 )
{
Info << "Facet " << triI << " is not a triangle!!" << endl;
Warning << "Cannot convert this surface!" << endl;
return 0;
}
for(label j=0;j<3;++j)
inFile >> triangles[triI][2-j];
triangles[triI].region() = 0;
}
//- read cell types
inFile >> counter;
forAll(triangles, triI)
inFile >> counter;
//- start reading selections
inFile >> counter;
for(label selI=0;selI<counter;++selI)
{
//- read selection name
word selName;
inFile >> selName;
//- read selection type
label selType;
inFile >> selType;
//- read selection entries
label size;
inFile >> size;
labelLongList entries(size);
for(label i=0;i<size;++i)
inFile >> entries[i];
//- store cell selections
if( selType == 2 )
{
Info << "Adding subset " << selName << endl;
const label setID = ts.addFacetSubset(selName);
forAll(entries, i)
ts.addFacetToSubset(setID, entries[i]);
}
}
//- write the surface
ts.writeSurface(outFileName);
Info << "End\n" << endl;
return 0;
}
// ************************************************************************* //