function1Pressure.C

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#include "function1Pressure.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace saturationModels
{
    defineTypeNameAndDebug(function1Pressure, 0);
    addToRunTimeSelectionTable
    (
        saturationPressureModel,
        function1Pressure,
        dictionary
    );
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::saturationModels::function1Pressure::function1Pressure
(
    const dictionary& dict
)
:
    saturationPressureModel(),
    function_
    (
        Function1<scalar>::New("function", dimTemperature, dimPressure, dict)
    )
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::saturationModels::function1Pressure::~function1Pressure()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::scalarField>
Foam::saturationModels::function1Pressure::pSat
(
    const scalarField& T
) const
{
    return function_->value(T);
}
 
 
Foam::tmp<Foam::scalarField>
Foam::saturationModels::function1Pressure::pSatPrime
(
    const scalarField& T
) const
{
    const scalar dT(rootSmall);
 
    return
        (
            function_->value(T + dT/2)
          - function_->value(T - dT/2)
        )/dT;
}
 
 
Foam::tmp<Foam::scalarField>
Foam::saturationModels::function1Pressure::lnPSat(const scalarField& T) const
{
    return log(pSat(T));
}
 
 
// ************************************************************************* //