blendingFactorTemplates.C

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#include "gaussConvectionScheme.H"
#include "blendedSchemeBase.H"
#include "fvcCellReduce.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
bool Foam::functionObjects::blendingFactor::calcBF()
{
    if (!foundObject<VolField<Type>>(fieldName_))
    {
        return false;
    }
 
    const VolField<Type>& field = lookupObject<VolField<Type>>(fieldName_);
 
    const word divScheme("div(" + phiName_ + ',' + fieldName_ + ')');
    ITstream& its = mesh_.schemes().div(divScheme);
 
    const surfaceScalarField& phi = lookupObject<surfaceScalarField>(phiName_);
 
    tmp<fv::convectionScheme<Type>> cs =
        fv::convectionScheme<Type>::New(mesh_, phi, its);
 
    const fv::gaussConvectionScheme<Type>& gcs =
        refCast<const fv::gaussConvectionScheme<Type>>(cs());
 
    const surfaceInterpolationScheme<Type>& interpScheme =
        gcs.interpScheme();
 
    if (!isA<blendedSchemeBase<Type>>(interpScheme))
    {
        FatalErrorInFunction
            << interpScheme.typeName << " is not a blended scheme"
            << exit(FatalError);
    }
 
    // Retrieve the face-based blending factor
    const blendedSchemeBase<Type>& blendedScheme =
        refCast<const blendedSchemeBase<Type>>(interpScheme);
    tmp<surfaceScalarField> factorf(blendedScheme.blendingFactor(field));
 
    // Convert into vol field whose values represent the local face maxima
    return store
    (
        resultName_,
        fvc::cellReduce(factorf, maxEqOp<scalar>())
    );
}
 
 
// ************************************************************************* //