MFSNKENJILMYLGGTLYSL4SH3K7KHM6WA5STADZGD3TKDTFWCWYAQC
amrex::average_down(*fine_groupdata.mfab.at(tl), *groupdata.mfab.at(tl),
0, groupdata.numvars, reffact);
average_down(*fine_groupdata.mfab.at(tl), *groupdata.mfab.at(tl), 0,
groupdata.numvars, reffact);