steepestDescent.C

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    Copyright (C) 2007-2021 PCOpt/NTUA
    Copyright (C) 2013-2021 FOSS GP
    Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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.
 
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#include "steepestDescent.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(steepestDescent, 0);
    addToRunTimeSelectionTable
    (
        updateMethod,
        steepestDescent,
        dictionary
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::steepestDescent::steepestDescent
(
    const fvMesh& mesh,
    const dictionary& dict,
    autoPtr<designVariables>& designVars,
    const label nConstraints,
    const word& type
)
:
    updateMethod(mesh, dict, designVars, nConstraints, type)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::steepestDescent::computeCorrection()
{
    for (const label varI : activeDesignVars_)
    {
        correction_[varI] = -eta_*objectiveDerivatives_[varI];
    }
}
 
 
// ************************************************************************* //