Files
OpenFOAM-12/tutorials/incompressibleFluid/flowWithOpenBoundary/distortMesh/distortMesh.C
2024-04-16 16:14:56 +01:00

84 lines
2.4 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2020-2024 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
distortMesh
Description
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "fvMesh.H"
#include "randomGenerator.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
#include "setRootCase.H"
#include "createTime.H"
#include "createMesh.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
const pointField& points(mesh.points());
pointField disp(points);
const point boundExtend(0, 0, 1);
const boundBox bounds
(
mesh.bounds().min() - boundExtend,
mesh.bounds().max() + boundExtend
);
randomGenerator rndGen(0);
const scalar s(0.04);
forAll(points, i)
{
const point& pi(points[i]);
if (bounds.containsInside(pi))
{
disp[i] += cmptMultiply(rndGen.sample01<vector>(),vector(s, s, 0));
}
}
mesh.movePoints(disp);
mesh.write();
Info<< nl << "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
<< nl << endl;
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //