adjointSensitivity.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2007-2023 PCOpt/NTUA
    Copyright (C) 2013-2023 FOSS GP
    Copyright (C) 2019-2021 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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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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#include "adjointEikonalSolver.H"
#include "runTimeSelectionTables.H"
#include "adjointSensitivity.H"
#include "adjointSolver.H"
#include "designVariables.H"
#include "fvOptions.H"
#include "reverseLinear.H"
#include "sensitivity.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
defineTypeNameAndDebug(adjointSensitivity, 0);
defineRunTimeSelectionTable(adjointSensitivity, dictionary);
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
adjointSensitivity::adjointSensitivity
(
    const fvMesh& mesh,
    const dictionary& dict,
    class adjointSolver& adjointSolver
)
:
    sensitivity(mesh, dict),
    adjointSolver_(adjointSolver),
    derivatives_(0),
    suffix_(word::null),
    includeDistance_
    (
        this->dict().getOrDefault<bool>
        (
            "includeDistance",
            adjointSolver_.includeDistance()
        )
    ),
    eikonalSolver_(nullptr),
    gradDxDbMult_(nullptr),
    divDxDbMult_(nullptr),
    dxdbMult_(nullptr),
    dSfdbMult_(nullptr),
    dnfdbMult_(nullptr),
    dxdbDirectMult_(nullptr),
    pointDxDbDirectMult_(nullptr),
    bcDxDbMult_(nullptr),
    optionsDxDbMult_(nullptr)
{}
 
 
// * * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * //
 
autoPtr<adjointSensitivity> adjointSensitivity::New
(
    const fvMesh& mesh,
    const dictionary& dict,
    class adjointSolver& adjointSolver
)
{
    const word sensType =
        dict.optionalSubDict(mesh.name()).get<word>("sensitivityType");
 
    Info<< "adjointSensitivity type : " << sensType << endl;
 
    auto* ctorPtr = dictionaryConstructorTable(sensType);
 
    if (!ctorPtr)
    {
        FatalIOErrorInLookup
        (
            dict,
            "adjointSensitivity",
            sensType,
            *dictionaryConstructorTablePtr_
        ) << exit(FatalIOError);
    }
 
    return autoPtr<adjointSensitivity>
    (
        ctorPtr(mesh, dict, adjointSolver)
    );
}
 
 
// * * * * * * * * * * * * * * *  Member Functions   * * * * * * * * * * * * //
 
bool adjointSensitivity::readDict(const dictionary& dict)
{
    if (sensitivity::readDict(dict))
    {
        // The adjoint eikonal solver requires the parameterized patches
        // as an argument, if they exist. Allocation will be managed by
        // derived classes that have access to them
        includeDistance_ = this->dict().getOrDefault<bool>
        (
            "includeDistance",
            adjointSolver_.includeDistance()
        );
 
        return true;
    }
 
    return false;
}
 
 
bool adjointSensitivity::computeDxDbInternalField() const
{
    return false;
}
 
 
void adjointSensitivity::assembleSensitivities
(
    autoPtr<designVariables>& designVars
)
{
    derivatives_ = designVars->assembleSensitivities(*this);
}
 
 
const scalarField& adjointSensitivity::calculateSensitivities
(
    autoPtr<designVariables>& designVars
)
{
    assembleSensitivities(designVars);
    write(type());
    return derivatives_;
}
 
 
const scalarField& adjointSensitivity::getSensitivities() const
{
    return derivatives_;
}
 
 
void adjointSensitivity::clearSensitivities()
{
    derivatives_ = Zero;
    if (fieldSensPtr_)
    {
        fieldSensPtr_().primitiveFieldRef() = Zero;
    }
    if (eikonalSolver_)
    {
        eikonalSolver_->reset();
    }
    if (adjointMeshMovementSolver_)
    {
        adjointMeshMovementSolver_->reset();
    }
}
 
 
void adjointSensitivity::write(const word& baseName)
{
    sensitivity::write(baseName);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //