totalNumberLagrangianScalarFieldSource.C

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#include "totalNumberLagrangianScalarFieldSource.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::totalNumberLagrangianScalarFieldSource::
totalNumberLagrangianScalarFieldSource
(
    const regIOobject& iIo,
    const dictionary& dict
)
:
    uniformSizeNumberLagrangianScalarFieldSource(iIo, dict),
    haveVolume_(dict.found("volume")),
    volumeOrMass_
    (
        haveVolume_
      ? dict.lookup<scalar>("volume", dimVolume)
      : dict.found("mass")
      ? dict.lookup<scalar>("mass", dimMass)
      : NaN
    )
{
    bool haveTotalMass = dict.found("mass");
 
    if (haveVolume_ == haveTotalMass)
    {
        FatalIOErrorInFunction(dict)
            << "keywords volume and mass both "
            << (haveVolume_ ? "" : "un") << "defined in "
            << "dictionary " << dict.name()
            << exit(FatalIOError);
    }
}
 
 
Foam::totalNumberLagrangianScalarFieldSource::
totalNumberLagrangianScalarFieldSource
(
    const totalNumberLagrangianScalarFieldSource& field,
    const regIOobject& iIo
)
:
    uniformSizeNumberLagrangianScalarFieldSource(field, iIo),
    haveVolume_(field.haveVolume_),
    volumeOrMass_(field.volumeOrMass_)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::totalNumberLagrangianScalarFieldSource::
~totalNumberLagrangianScalarFieldSource()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
Foam::tmp<Foam::LagrangianSubScalarField>
Foam::totalNumberLagrangianScalarFieldSource::value
(
    const LagrangianInjection& injection,
    const LagrangianSubMesh& subMesh
) const
{
    // Calculate the necessary sizes
    tmp<LagrangianSubScalarField> size, v, m;
    calcSizes
    (
        injection, subMesh,
        size,
        haveVolume_, v,
        !haveVolume_, m
    );
 
    // Return the numbers that equalise the sizes on all parcels and recover
    // the specified total
    if (haveVolume_)
    {
        const dimensionedScalar V(dimVolume, volumeOrMass_);
 
        return V/size()/sum(v()/size());
    }
    else
    {
        const dimensionedScalar M(dimMass, volumeOrMass_);
 
        return M/size()/sum(m()/size());
    }
}
 
 
void Foam::totalNumberLagrangianScalarFieldSource::write(Ostream& os) const
{
    uniformSizeNumberLagrangianScalarFieldSource::write(os);
 
    if (haveVolume_)
    {
        writeEntry(os, "volume", volumeOrMass_);
    }
    else
    {
        writeEntry(os, "mass", volumeOrMass_);
    }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    makeLagrangianTypeFieldSource
    (
        LagrangianScalarFieldSource,
        totalNumberLagrangianScalarFieldSource
    );
}
 
// ************************************************************************* //