extendedFaceToCellStencilTemplates.C

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License
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#include "extendedFaceToCellStencil.H"
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Type>
void Foam::extendedFaceToCellStencil::collectData
(
    const mapDistribute& map,
    const labelListList& stencil,
    const GeometricField<Type, fvsPatchField, surfaceMesh>& fld,
    List<List<Type>>& stencilFld
)
{
    // 1. Construct face data in compact addressing
    List<Type> flatFld(map.constructSize(), Zero);
 
    // Insert my internal values
    forAll(fld, celli)
    {
        flatFld[celli] = fld[celli];
    }
    // Insert my boundary values
    forAll(fld.boundaryField(), patchi)
    {
        const fvsPatchField<Type>& pfld = fld.boundaryField()[patchi];
 
        label nCompact = pfld.patch().start();
 
        forAll(pfld, i)
        {
            flatFld[nCompact++] = pfld[i];
        }
    }
 
    // Do all swapping
    map.distribute(flatFld);
 
    // 2. Pull to stencil
    stencilFld.setSize(stencil.size());
 
    forAll(stencil, facei)
    {
        const labelList& compactCells = stencil[facei];
 
        stencilFld[facei].setSize(compactCells.size());
 
        forAll(compactCells, i)
        {
            stencilFld[facei][i] = flatFld[compactCells[i]];
        }
    }
}
 
 
template<class Type>
Foam::tmp<Foam::GeometricField<Type, Foam::fvPatchField, Foam::volMesh>>
Foam::extendedFaceToCellStencil::weightedSum
(
    const mapDistribute& map,
    const labelListList& stencil,
    const GeometricField<Type, fvsPatchField, surfaceMesh>& fld,
    const List<List<scalar>>& stencilWeights
)
{
    const fvMesh& mesh = fld.mesh();
 
    // Collect internal and boundary values
    List<List<Type>> stencilFld;
    collectData(map, stencil, fld, stencilFld);
 
    tmp<GeometricField<Type, fvPatchField, volMesh>> tsfCorr
    (
        new GeometricField<Type, fvPatchField, volMesh>
        (
            IOobject
            (
                fld.name(),
                mesh.time().timeName(),
                mesh
            ),
            mesh,
            dimensioned<Type>(fld.dimensions(), Zero)
        )
    );
    GeometricField<Type, fvPatchField, volMesh>& sf = tsfCorr.ref();
 
    // cells
    forAll(sf, celli)
    {
        const List<Type>& stField = stencilFld[celli];
        const List<scalar>& stWeight = stencilWeights[celli];
 
        forAll(stField, i)
        {
            sf[celli] += stField[i]*stWeight[i];
        }
    }
 
    // Boundaries values?
 
    return tsfCorr;
}
 
 
// ************************************************************************* //