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Adding the new function setOversetMask() in AMReX_MLCellABecLap.H #4814

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Adding the new function setOversetMask() in AMReX_MLCellABecLap.H #4814

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Adding the new function setOversetMask() in AMReX_MLCellABecLap.H
itopcuoglu Nov 14, 2025
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itopcuoglu Nov 25, 2025
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17 changes: 17 additions & 0 deletions Src/LinearSolvers/MLMG/AMReX_MLCellABecLap.H
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,23 @@ public:
return m_overset_mask[amrlev][mglev].get();
}

void setOversetMask(int amrlev, const iMultiFab& a_mask)
{
#ifdef AMREX_USE_OMP
#pragma omp parallel if(Gpu::notInLaunchRegion())
#endif
for (MFIter mfi(*m_overset_mask[amrlev][0], TilingIfNotGPU());mfi.isValid();++mfi)
{
Array4<int const> const& amsk = a_mask.const_array(mfi);
Array4<int> const& omsk = m_overset_mask[amrlev][0]->array(mfi);
Box const& bx = mfi.tilebox();
AMREX_HOST_DEVICE_PARALLEL_FOR_3D(bx,i,j,k,
{
omsk(i,j,k) = 1-amsk(i,j,k);
});
}
}

[[nodiscard]] bool needsUpdate () const override {
return MLCellLinOpT<MF>::needsUpdate();
}
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