| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2016-2024 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/>. | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * // | |
| template<class Type> | |
| bool Foam::functionObjects::randomise::calcRandomised() | |
| { | |
| if (foundObject<VolField<Type>>(fieldName_)) | |
| { | |
| const VolField<Type>& field = lookupObject<VolField<Type>>(fieldName_); | |
| tmp<VolField<Type>> rfieldt(new VolField<Type>(field)); | |
| VolField<Type>& rfield = rfieldt.ref(); | |
| randomGenerator rndGen(1234567); | |
| forAll(field, celli) | |
| { | |
| Type rndPert = rndGen.sample01<Type>(); | |
| rndPert = 2.0*rndPert - pTraits<Type>::one; | |
| rndPert /= mag(rndPert); | |
| rfield[celli] += magPerturbation_*rndPert; | |
| } | |
| store(resultName_, rfieldt); | |
| return true; | |
| } | |
| else | |
| { | |
| return false; | |
| } | |
| } | |
| // ************************************************************************* // | |