data/src/pointMeshMovers/solidBodyMotionFunctions/rotatingMotion/rotatingMotion.C

/*---------------------------------------------------------------------------*\
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     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

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

#include "rotatingMotion.H"
#include "addToRunTimeSelectionTable.H"
#include "mathematicalConstants.H"

using namespace Foam::constant::mathematical;

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
namespace solidBodyMotionFunctions
{
    defineTypeNameAndDebug(rotatingMotion, 0);
    addToRunTimeSelectionTable
    (
        solidBodyMotionFunction,
        rotatingMotion,
        dictionary
    );
}
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::solidBodyMotionFunctions::rotatingMotion::rotatingMotion
(
    const word& name,
    const dictionary& SBMFCoeffs,
    const Time& runTime
)
:
    solidBodyMotionFunction(name, SBMFCoeffs, runTime),
    origin_(SBMFCoeffs_.lookup("origin")),
    axis_(SBMFCoeffs_.lookup("axis")),
    omega_(new Function1s::omega(runTime, SBMFCoeffs_))
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::solidBodyMotionFunctions::rotatingMotion::~rotatingMotion()
{}


// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //

Foam::septernion
Foam::solidBodyMotionFunctions::rotatingMotion::transformation() const
{
    // Rotation around axis
    const scalar angle = omega_->integral(0, time_.value());

    const quaternion R(axis_, angle);
    const septernion TR(septernion(-origin_)*R*septernion(origin_));

    DebugInFunction
        << "Time = " << time_.value() << " transformation: " << TR << endl;

    return TR;
}


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