constantAbsorption.C

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    Copyright (C) 2015-2018, 2024 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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#include "constantAbsorption.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    namespace radiation
    {
        defineTypeNameAndDebug(constantAbsorption, 0);
 
        addToRunTimeSelectionTable
        (
            wallAbsorptionEmissionModel,
            constantAbsorption,
            dictionary
        );
    }
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::radiation::constantAbsorption::constantAbsorption
(
    const dictionary& dict,
     const polyPatch& pp
)
:
    wallAbsorptionEmissionModel(dict, pp),
    coeffsDict_(dict),
    a_(Function1<scalar>::New("absorptivity", coeffsDict_)),
    e_(Function1<scalar>::New("emissivity", coeffsDict_))
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::scalarField> Foam::radiation::constantAbsorption::a
(
    const label bandI,
    const vectorField* incomingDirection,
    const scalarField* T
) const
{
    if (a_->constant())
    {
        // Use arbitrary argument for a_
        return tmp<scalarField>::New(pp_.size(), a_->value(0));
    }
 
    if (T)
    {
        return a_->value(*T);
    }
 
    FatalErrorInFunction
        << "Attempted to set 'a' using a non-uniform function of Temperature, "
        << "but temperature field is unavailable"
        << abort(FatalError);
 
    return nullptr;
}
 
 
Foam::scalar Foam::radiation::constantAbsorption::a
(
    const label faceI,
    const label bandI,
    const vector dir,
    const scalar T
) const
{
    return a_->value(T);
}
 
 
Foam::tmp<Foam::scalarField> Foam::radiation::constantAbsorption::e
(
    const label bandI,
    const vectorField* incomingDirection,
    const scalarField* T
) const
{
    if (e_->constant())
    {
        // Use arbitrary argument for e_
        return tmp<scalarField>::New(pp_.size(), e_->value(0));
    }
 
    if (T)
    {
        return e_->value(*T);
    }
 
    FatalErrorInFunction
        << "Attempted to set 'e' using a non-uniform function of Temperature, "
        << "but temperature field is unavailable"
        << abort(FatalError);
 
    return nullptr;
}
 
 
Foam::scalar Foam::radiation::constantAbsorption::e
(
    const label faceI,
    const label bandI,
    const vector dir,
    const scalar T
) const
{
    return e_->value(T);
}
 
 
// ************************************************************************* //