void WarpXSumGuardCells(amrex::MultiFab &mf, const amrex::Periodicity &period, const amrex::IntVect &src_ngrow, int icomp=0, int ncomp=1)
Sum the values of mf, where the different boxes overlap (i.e. in the guard cells)
Definition: WarpXSumGuardCells.cpp:18