Method SFCProcessorMap

Src/Base/AMReX_DistributionMapping.cpp:1479–1504

}

void
DistributionMapping::SFCProcessorMap (const BoxArray& boxes, int nprocs)
{
    BL_ASSERT( ! boxes.empty());

    m_ref->clear();
    m_ref->m_pmap.resize(boxes.size());

    if (boxes.size() < Long(sfc_threshold)*nprocs)
    {
        KnapSackProcessorMap(boxes,nprocs);
    }
    else
    {
        std::vector<Long> wgts;

        wgts.reserve(boxes.size());

        for (int i = 0, N = static_cast<int>(boxes.size()); i < N; ++i)
        {
            wgts.push_back(boxes[i].numPts());
        }

        SFCProcessorMapDoIt(boxes,wgts,nprocs);
    }
}

void
DistributionMapping::SFCProcessorMap (const BoxArray&          boxes,