Method CFinfo

Src/Base/AMReX_FabArrayBase.cpp:2169–2211

}

FabArrayBase::CFinfo::CFinfo (const FabArrayBase& finefa,
                              const Geometry&     finegm,
                              const IntVect&      ng,
                              bool                include_periodic,
                              bool                include_physbndry)
    : m_fine_bdk (finefa.getBDKey()),
      m_ng       (ng),
      m_include_periodic(include_periodic),
      m_include_physbndry(include_physbndry)
{
    BL_PROFILE("CFinfo::CFinfo()");

    m_fine_domain = Domain(finegm, ng, include_periodic, include_physbndry);

    const BoxArray& fba = amrex::convert(finefa.boxArray(), IndexType::TheCellType());
    const DistributionMapping& fdm = finefa.DistributionMap();

    BoxList bl(fba.ixType());
    Vector<int> iprocs;
    const int myproc = ParallelDescriptor::MyProc();

    for (int i = 0, N = static_cast<int>(fba.size()); i < N; ++i)
    {
        Box bx = fba[i];
        bx.grow(m_ng);
        bx &= m_fine_domain;

        const BoxList& noncovered = fba.complementIn(bx);
        for (const Box& b : noncovered) {
            bl.push_back(b);
            iprocs.push_back(fdm[i]);
            if (fdm[i] == myproc) {
                fine_grid_idx.push_back(i);
            }
        }
    }

    if (!iprocs.empty())
    {
        ba_cfb.define(bl);
        dm_cfb.define(std::move(iprocs));
    }
}

Box
FabArrayBase::CFinfo::Domain (const Geometry& geom, const IntVect& ng,