From b6985d24c36f5644c69b0773deb8ff14eb4a4097 Mon Sep 17 00:00:00 2001
From: Marco Garten <mgarten@lbl.gov>
Date: Mon, 20 Jun 2022 00:49:54 -0700
Subject: Remove temporary copy of MultiFab (#3190)

Use template specification of amrex::FillBoundary directly with
comm_float_type in case of single-precision communication.

Leave out FillBoundaryAndSync for now because it requires AMReX changes.
---
 Source/ablastr/utils/Communication.cpp | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

(limited to 'Source/ablastr/utils/Communication.cpp')

diff --git a/Source/ablastr/utils/Communication.cpp b/Source/ablastr/utils/Communication.cpp
index 1641a47c9..b78abb33c 100644
--- a/Source/ablastr/utils/Communication.cpp
+++ b/Source/ablastr/utils/Communication.cpp
@@ -65,16 +65,7 @@ void FillBoundary (amrex::MultiFab &mf, bool do_single_precision_comms, const am
 
     if (do_single_precision_comms)
     {
-        amrex::FabArray<amrex::BaseFab<comm_float_type> > mf_tmp(mf.boxArray(),
-                                                                 mf.DistributionMap(),
-                                                                 mf.nComp(),
-                                                                 mf.nGrowVect());
-
-        mixedCopy(mf_tmp, mf, 0, 0, mf.nComp(), mf.nGrowVect());
-
-        mf_tmp.FillBoundary(period);
-
-        mixedCopy(mf, mf_tmp, 0, 0, mf.nComp(), mf.nGrowVect());
+        mf.FillBoundary<comm_float_type>(period);
     }
     else
     {
-- 
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