Function update

src/dynamicFvMesh/dynamicRefineFvMesh/dynamicRefineFvMesh.C:1187–1395

// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

bool Foam::dynamicRefineFvMesh::update()
{
    // Re-read dictionary. Choosen since usually -small so trivial amount
    // of time compared to actual refinement. Also very useful to be able
    // to modify on-the-fly.
    dictionary refineDict
    (
        IOdictionary
        (
            IOobject
            (
                "dynamicMeshDict",
                time().constant(),
                *this,
                IOobject::MUST_READ_IF_MODIFIED,
                IOobject::NO_WRITE,
                false
            )
        ).optionalSubDict(typeName + "Coeffs")
    );

    label refineInterval = readLabel(refineDict.lookup("refineInterval"));

    bool hasChanged = false;

    if (refineInterval == 0)
    {
        topoChanging(hasChanged);

        return false;
    }
    else if (refineInterval < 0)
    {
        FatalErrorInFunction
            << "Illegal refineInterval " << refineInterval << nl
            << "The refineInterval setting in the dynamicMeshDict should"
            << " be >= 1." << nl
            << exit(FatalError);
    }




    // Note: cannot refine at time 0 since no V0 present since mesh not
    //       moved yet.

    if (time().timeIndex() > 0 && time().timeIndex() % refineInterval == 0)
    {
        label maxCells = readLabel(refineDict.lookup("maxCells"));

        if (maxCells <= 0)
        {
            FatalErrorInFunction
                << "Illegal maximum number of cells " << maxCells << nl
                << "The maxCells setting in the dynamicMeshDict should"
                << " be > 0." << nl
                << exit(FatalError);
        }