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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2013 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/>.
Application
surfaceOrient
Description
Set normal consistent with respect to a user provided 'outside' point.
If the -inside option is used the point is considered inside.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "triSurfaceSearch.H"
#include "orientedSurface.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
argList::addNote
(
"set face normals consistent with a user-provided 'outside' point"
);
argList::noParallel();
argList::validArgs.append("surfaceFile");
argList::validArgs.append("visiblePoint");
argList::validArgs.append("output surfaceFile");
argList::addBoolOption
(
"inside",
"treat provided point as being inside"
);
argList::addBoolOption
(
"usePierceTest",
"determine orientation by counting number of intersections"
);
argList args(argc, argv);
const fileName surfFileName = args[1];
const point visiblePoint = args.argRead<point>(2);
const fileName outFileName = args[3];
const bool orientInside = args.optionFound("inside");
const bool usePierceTest = args.optionFound("usePierceTest");
Info<< "Reading surface from " << surfFileName << nl
<< "Orienting surface such that visiblePoint " << visiblePoint
<< " is ";
if (orientInside)
{
Info<< "inside" << endl;
}
else
{
Info<< "outside" << endl;
}
// Load surface
triSurface surf(surfFileName);
bool anyFlipped = false;
if (usePierceTest)
{
triSurfaceSearch surfSearches(surf);
anyFlipped = orientedSurface::orient
(
surf,
surfSearches,
visiblePoint,
!orientInside
);
}
else
{
anyFlipped = orientedSurface::orient
(
surf,
visiblePoint,
!orientInside
);
}
if (anyFlipped)
{
Info<< "Flipped orientation of (part of) surface." << endl;
}
else
{
Info<< "Did not flip orientation of any triangle of surface." << endl;
}
Info<< "Writing new surface to " << outFileName << endl;
surf.write(outFileName);
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //
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