openfoam/applications/utilities/mesh/generation/CV3DMesher/CV3DMesher.C
2009-06-17 14:27:52 +01:00

131 lines
3.5 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2008-2009 OpenCFD Ltd.
\\/ 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
Application
CV3DMesher
Description
Conformal-Voronoi 3D automatic mesher
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "CV3D.H"
#include "IFstream.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
argList::noParallel();
argList::validArgs.clear();
argList::validArgs.append("surface");
argList::validOptions.insert("pointsFile", "<filename>");
# include "setRootCase.H"
# include "createTime.H"
IOdictionary CV3DMesherDict
(
IOobject
(
"CV3DMesherDict",
runTime.system(),
runTime,
IOobject::MUST_READ,
IOobject::NO_WRITE
)
);
// Read the surface to conform to
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
querySurface surf
(
args.args()[1],
readScalar(CV3DMesherDict.lookup("includedAngle"))
);
Info<< nl
<< "Read surface with " << surf.size() << " triangles from file "
<< args.args()[1] << nl << endl;
// Read and triangulation
// ~~~~~~~~~~~~~~~~~~~~~~
CV3D mesh(runTime, surf);
if (args.options().found("pointsFile"))
{
fileName pointFileName(args.options()["pointsFile"]);
mesh.insertPoints(pointFileName);
mesh.insertSurfacePointPairs();
mesh.boundaryConform();
}
else
{
mesh.insertGrid();
mesh.insertSurfacePointPairs();
mesh.boundaryConform();
}
scalar relaxation = mesh.meshingControls().relaxationFactorStart;
while (runTime.run())
{
runTime++;
Info<< nl << "Time = " << runTime.timeName()
<< nl << "relaxation = " << relaxation
<< endl;
mesh.relaxPoints(relaxation);
mesh.insertSurfacePointPairs();
relaxation -= (relaxation - mesh.meshingControls().relaxationFactorEnd)
/max
(
(runTime.endTime().value() - runTime.timeOutputValue())
/runTime.deltaT().value(),
1
);
Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
<< nl << endl;
}
mesh.write();
Info << nl << "End\n" << endl;
return 0;
}
// ************************************************************************* //