wallDistAddressingTemplates.C

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// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Container, class Type>
Foam::tmp<Foam::Field<Type>>
Foam::wallDistAddressing::collectPatchFields
(
    const Container& bfld
) const
{
    label n = 0;
    for (const auto& patchi : patchIDs_)
    {
        n += bfld[patchi].size();
    }
 
    auto tresult(tmp<Field<Type>>::New(n));
    auto& result = tresult.ref();
 
    n = 0;
    for (const auto& patchi : patchIDs_)
    {
        const auto& pfld = bfld[patchi];
 
        SubList<Type>(result, pfld.size(), n) = pfld;
        n += pfld.size();
    }
    return tresult;
}
 
 
template<class VolField>
void Foam::wallDistAddressing::extract
(
    const Field<typename VolField::value_type>& wallFld,
    VolField& fld
) const
{
    {
        const label nUntrafoCells =
        (
            untransformedPatchStarts_.size()
          ? untransformedPatchStarts_[0]
          : untransformedItems_.size()
        );
        for (label i = 0; i < nUntrafoCells; i++)
        {
            const label celli = untransformedItems_[i];
            const label sloti = untransformedSlots_[i];
            fld[celli] = wallFld[sloti];
        }
    }
    {
        const label nTrafoCells =
        (
            transformedPatchStarts_.size()
          ? transformedPatchStarts_[0]
          : transformedItems_.size()
        );
        for (label i = 0; i < nTrafoCells; i++)
        {
            const label celli = transformedItems_[i];
            const label sloti = transformedSlots_[i];
            fld[celli] = wallFld[sloti];
        }
    }
 
    forAll(fld.boundaryField(), patchi)
    {
        const auto& pfld = fld.boundaryField()[patchi];
        Field<typename VolField::value_type> patchField(pfld.size());
 
        {
            const label start = untransformedPatchStarts_[patchi];
            const label end = untransformedPatchStarts_[patchi+1];
 
            for (label i = start; i < end; i++)
            {
                const label facei = untransformedItems_[i];
                const label sloti = untransformedSlots_[i];
                patchField[facei-pfld.patch().start()] = wallFld[sloti];
            }
        }
 
        {
            const label start = transformedPatchStarts_[patchi];
            const label end = transformedPatchStarts_[patchi+1];
 
            for (label i = start; i < end; i++)
            {
                const label facei = transformedItems_[i];
                const label sloti = transformedSlots_[i];
                patchField[facei-pfld.patch().start()] = wallFld[sloti];
            }
        }
 
        fld.boundaryFieldRef()[patchi] = patchField;
    }
    fld.correctBoundaryConditions();
}
 
 
template<class VolField, class TransformOp>
const VolField& Foam::wallDistAddressing::map
(
    VolField& fld,
    const TransformOp& top
) const
{
    const auto patchFld
    (
        collectPatchFields
        <
            typename VolField::Boundary,
            typename VolField::value_type
        >
        (
            fld.boundaryField()
        )
    );
 
    // Distribute and transform
    mapPtr_().distribute
    (
        mesh_.globalData().globalTransforms(),
        patchFld.ref(),
        top
    );
 
    // Extract into volField
    extract(patchFld(), fld);
 
    return fld;
}
 
 
// ************************************************************************* //