Function walkHex

src/dynamicMesh/meshCut/cellLooper/hexCellLooper.C:49–106

Starting from cut edge start walking.

// Starting from cut edge start walking.
bool Foam::hexCellLooper::walkHex
(
    const label celli,
    const label startFacei,
    const label startEdgeI,

    labelList& loop,
    scalarField& loopWeights
) const
{
    label facei = startFacei;

    label edgeI = startEdgeI;

    label cutI = 0;

    do
    {
        if (debug & 2)
        {
            Pout<< "    walkHex : inserting cut onto edge:" << edgeI
                << " vertices:" << mesh().edges()[edgeI] << endl;
        }

        // Store cut through edge. For now cut edges halfway.
        loop[cutI] = edgeToEVert(edgeI);
        loopWeights[cutI] = 0.5;
        cutI++;

        facei = meshTools::otherFace(mesh(), celli, facei, edgeI);

        const edge& e = mesh().edges()[edgeI];

        // Walk two edges further
        edgeI = meshTools::walkFace(mesh(), facei, edgeI, e.end(), 2);

        if (edgeI == startEdgeI)
        {
            break;
        }
    }
    while (true);

    // Checks.
    if (cutI > 4)
    {
        Pout<< "hexCellLooper::walkHex" << "Problem : cell:" << celli
            << " collected loop:";
        writeCuts(Pout, loop, loopWeights);
        Pout<< "loopWeights:" << loopWeights << endl;

        return false;
    }
    else
    {
        return true;
    }
}