fixedValue.C

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#include "fixedValue.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace distributions
{
    defineTypeNameAndDebug(fixedValue, 0);
    addToRunTimeSelectionTable(distribution, fixedValue, dictionary);
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::distributions::fixedValue::fixedValue
(
    const unitConversion& units,
    const dictionary& dict,
    const label,
    randomGenerator&& rndGen
)
:
    FieldDistribution<distribution, fixedValue>
    (
        -labelMax,
        -labelMax,
        std::move(rndGen)
    ),
    value_(dict.lookup<scalar>("value", units))
{}
 
 
Foam::distributions::fixedValue::fixedValue
(
    const fixedValue& d,
    const label sampleQ
)
:
    FieldDistribution<distribution, fixedValue>(d, sampleQ),
    value_(d.value_)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::distributions::fixedValue::~fixedValue()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::scalar Foam::distributions::fixedValue::sample() const
{
    return value_;
}
 
 
Foam::scalar Foam::distributions::fixedValue::min() const
{
    return value_;
}
 
 
Foam::scalar Foam::distributions::fixedValue::max() const
{
    return value_;
}
 
 
Foam::scalar Foam::distributions::fixedValue::mean() const
{
    return value_;
}
 
 
void Foam::distributions::fixedValue::write
(
    Ostream& os,
    const unitConversion& units
) const
{
    FieldDistribution<distribution, fixedValue>::write(os, units);
 
    writeEntry(os, "value", units, value_);
}
 
 
Foam::tmp<Foam::scalarField>
Foam::distributions::fixedValue::x(const label n) const
{
    const scalar d = 0.1*mag(value_);
 
    tmp<scalarField> tResult(new scalarField(5));
    scalarField& result = tResult.ref();
 
    result[0] = value_ - d;
    result[1] = value_*(1 - sign(value_)*rootVSmall);
    result[2] = value_;
    result[3] = value_*(1 + sign(value_)*rootVSmall);
    result[4] = value_ + d;
 
    return tResult;
}
 
 
Foam::tmp<Foam::scalarField>
Foam::distributions::fixedValue::PDF(const scalarField& x) const
{
    tmp<scalarField> tResult(new scalarField(5, 0));
    scalarField& result = tResult.ref();
 
    result[2] = 1/rootVSmall;
 
    return tResult;
}
 
 
// ************************************************************************* //