writeGTS.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2018 OpenFOAM Foundation
     \\/     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 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 "triSurface.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void triSurface::writeGTS(const bool writeSorted, Ostream& os) const
{
    // Write header
    os  << "# GTS file" << endl
        << "# Regions:" << endl;
 
    labelList faceMap;
 
    surfacePatchList patches(calcPatches(faceMap));
 
    // Print patch names as comment
    forAll(patches, patchi)
    {
        os  << "#     " << patchi << "    "
            << patches[patchi].name() << endl;
    }
    os  << "#" << endl;
 
 
    const pointField& ps = points();
 
    os  << "# nPoints  nEdges  nTriangles" << endl
        << ps.size() << ' ' << nEdges() << ' ' << size() << endl;
 
    // Write vertex coords
 
    forAll(ps, pointi)
    {
        os  << ps[pointi].x() << ' '
            << ps[pointi].y() << ' '
            << ps[pointi].z() << endl;
    }
 
    // Write edges.
    // Note: edges are in local point labels so convert
    const edgeList& es = edges();
    const labelList& meshPts = meshPoints();
 
    forAll(es, edgei)
    {
        os  << meshPts[es[edgei].start()] + 1 << ' '
            << meshPts[es[edgei].end()] + 1 << endl;
    }
 
    // Write faces in terms of edges.
    const labelListList& faceEs = faceEdges();
 
    if (writeSorted)
    {
        label faceIndex = 0;
        forAll(patches, patchi)
        {
            for
            (
                label patchFacei = 0;
                patchFacei < patches[patchi].size();
                patchFacei++
            )
            {
                const label facei = faceMap[faceIndex++];
 
                const labelList& fEdges = faceEdges()[facei];
 
                os  << fEdges[0] + 1 << ' '
                    << fEdges[1] + 1 << ' '
                    << fEdges[2] + 1 << ' '
                    << (*this)[facei].region() << endl;
            }
        }
    }
    else
    {
        forAll(faceEs, facei)
        {
            const labelList& fEdges = faceEdges()[facei];
 
            os  << fEdges[0] + 1 << ' '
                << fEdges[1] + 1 << ' '
                << fEdges[2] + 1 << ' '
                << (*this)[facei].region() << endl;
        }
    }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //