foam-extend4.1-coherent-io/tutorials/incompressible/icoDyMFoam/movingConeMotion/setMotionMovingCone/setMotionMovingCone.C

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
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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/>.

Application
    setMotionMovingCone

Description
    Set the diffusivity field for mesh motion

\*---------------------------------------------------------------------------*/

#include "argList.H"
#include "tetPolyMesh.H"
#include "tetFemMatrix.H"
#include "elementFields.H"

using namespace Foam;

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

int main(int argc, char *argv[])
{

#   include "setRootCase.H"

#   include "createTime.H"
#   include "createPolyMesh.H"
#   include "createFields.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

    scalarField centresX =
        mesh.cellCentres().component(vector::X);

    motionGamma.internalField() +=
        999*pos(centresX + 7e-3)*neg(centresX + 3.5e-3);

    motionGamma.write();

    Info<< "End\n" << endl;

    return(0);
}


// ************************************************************************* //