Option to not fill ghost cells outside the domain

AMReX-Codes · Sep 17, 2024 · 66a84ee · 66a84ee
1 parent c01611a
commit 66a84ee
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Showing 2 changed files with 23 additions and 5 deletions.
diff --git a/Src/AmrCore/AMReX_FillPatchUtil.H b/Src/AmrCore/AMReX_FillPatchUtil.H
@@ -702,11 +702,28 @@ namespace amrex
      * this function. It's assumed that the fine level MultiFab mf's
      * BoxArray is coarsenable by the refinement ratio. There is no support
      * for EB.
+     *
+     * \tparam MF the MultiFab/FabArray type
+     * \tparam Interp spatial interpolater
+     *
+     * \param mf destination MF on the fine level
+     * \param nghost number of ghost cells of mf inside domain needed to be filled
+     * \param nghost_outside_domain number of ghost cells of mf outside domain needed to be filled
+     * \param cmf source MF on the coarse level
+     * \param scomp starting component of the source MF
+     * \param dcomp starting component of the destination MF
+     * \param ncomp number of components
+     * \param cgeom Geometry for the coarse level
+     * \param fgeom Geometry for the fine level
+     * \param ratio refinement ratio
+     * \param mapper spatial interpolater
+     * \param bcs boundar types for each component
      */
     template <typename MF, typename Interp>
     std::enable_if_t<IsFabArray<MF>::value>
-    InterpFromCoarseLevel (MF& mf, IntVect const& nghost, const MF& cmf,
-                           int scomp, int dcomp, int ncomp,
+    InterpFromCoarseLevel (MF& mf, IntVect const& nghost,
+                           IntVect const& nghost_outside_domain,
+                           const MF& cmf, int scomp, int dcomp, int ncomp,
                            const Geometry& cgeom, const Geometry& fgeom,
                            const IntVect& ratio, Interp* mapper,
                            const Vector<BCRec>& bcs);

diff --git a/Src/AmrCore/AMReX_FillPatchUtil_I.H b/Src/AmrCore/AMReX_FillPatchUtil_I.H
@@ -1212,8 +1212,9 @@ InterpFromCoarseLevel (Array<MF*, AMREX_SPACEDIM> const& mf, IntVect const& ngho
 
 template <typename MF, typename Interp>
 std::enable_if_t<IsFabArray<MF>::value>
-InterpFromCoarseLevel (MF& mf, IntVect const& nghost, const MF& cmf,
-                       int scomp, int dcomp, int ncomp,
+InterpFromCoarseLevel (MF& mf, IntVect const& nghost,
+                       IntVect const& nghost_outside_domain,
+                       const MF& cmf, int scomp, int dcomp, int ncomp,
                        const Geometry& cgeom, const Geometry& fgeom,
                        const IntVect& ratio, Interp* mapper,
                        const Vector<BCRec>& bcs)
@@ -1234,7 +1235,7 @@ InterpFromCoarseLevel (MF& mf, IntVect const& nghost, const MF& cmf,
                                cgeom.periodicity());
 
     Box fdomain_g = amrex::convert(fgeom.Domain(),typ);
-    fdomain_g.grow(nghost);
+    fdomain_g.grow(nghost_outside_domain);
     FillPatchInterp(mf, dcomp, mf_crse_patch, 0, ncomp, nghost, cgeom, fgeom,
                     fdomain_g, ratio, mapper, bcs, 0);
 }