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109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2012 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "axisRotationMotion.H"
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#include "addToRunTimeSelectionTable.H"
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#include "unitConversion.H"
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using namespace Foam::constant::mathematical;
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace solidBodyMotionFunctions
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{
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defineTypeNameAndDebug(axisRotationMotion, 0);
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addToRunTimeSelectionTable
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(
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solidBodyMotionFunction,
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axisRotationMotion,
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dictionary
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);
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}
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::solidBodyMotionFunctions::axisRotationMotion::axisRotationMotion
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(
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const dictionary& SBMFCoeffs,
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const Time& runTime
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)
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:
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solidBodyMotionFunction(SBMFCoeffs, runTime)
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{
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read(SBMFCoeffs);
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}
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// * * * * * * * * * * * * * * * * Destructors * * * * * * * * * * * * * * * //
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Foam::solidBodyMotionFunctions::axisRotationMotion::~axisRotationMotion()
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{}
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// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
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Foam::septernion
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Foam::solidBodyMotionFunctions::axisRotationMotion::transformation() const
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{
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scalar t = time_.value();
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// Rotation around centre of gravity (in radians)
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vector omega
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(
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t*degToRad(radialVelocity_.x()),
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t*degToRad(radialVelocity_.y()),
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t*degToRad(radialVelocity_.z())
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);
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scalar magOmega = mag(omega);
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quaternion R(omega/magOmega, magOmega);
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septernion TR(septernion(CofG_)*R*septernion(-CofG_));
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Info<< "solidBodyMotionFunctions::axisRotationMotion::transformation(): "
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<< "Time = " << t << " transformation: " << TR << endl;
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return TR;
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}
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bool Foam::solidBodyMotionFunctions::axisRotationMotion::read
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(
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const dictionary& SBMFCoeffs
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)
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{
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solidBodyMotionFunction::read(SBMFCoeffs);
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SBMFCoeffs_.lookup("CofG") >> CofG_;
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SBMFCoeffs_.lookup("radialVelocity") >> radialVelocity_;
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return true;
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}
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// ************************************************************************* //
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