steepestDescent.C

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    Copyright (C) 2013-2021 FOSS GP
    Copyright (C) 2019 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.

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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];
    }
}


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