From acb5f79738c71d14b2f2864cf982a6e5c66b8be8 Mon Sep 17 00:00:00 2001
From: Dave Grote <grote1@llnl.gov>
Date: Mon, 10 Jun 2024 13:58:45 -0700
Subject: [PATCH] Remove unneeded macros from AllocLevelData

---
 Source/Parallelization/GuardCellManager.H   | 2 +-
 Source/Parallelization/GuardCellManager.cpp | 2 +-
 Source/WarpX.cpp                            | 8 +-------
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/Source/Parallelization/GuardCellManager.H b/Source/Parallelization/GuardCellManager.H
index 341db01bef6..561456943f1 100644
--- a/Source/Parallelization/GuardCellManager.H
+++ b/Source/Parallelization/GuardCellManager.H
@@ -52,7 +52,7 @@ public:
      */
     void Init(
         amrex::Real dt,
-        amrex::RealVect dx,
+        const amrex::Real * dx,
         bool do_subcycling,
         bool do_fdtd_nci_corr,
         short grid_type,
diff --git a/Source/Parallelization/GuardCellManager.cpp b/Source/Parallelization/GuardCellManager.cpp
index 28157e09d8c..321be15df7e 100644
--- a/Source/Parallelization/GuardCellManager.cpp
+++ b/Source/Parallelization/GuardCellManager.cpp
@@ -33,7 +33,7 @@ using namespace amrex;
 void
 guardCellManager::Init (
     const amrex::Real dt,
-    const amrex::RealVect dx,
+    const amrex::Real *dx,
     const bool do_subcycling,
     const bool do_fdtd_nci_corr,
     const short grid_type,
diff --git a/Source/WarpX.cpp b/Source/WarpX.cpp
index d3f91002ef4..ef81aef4482 100644
--- a/Source/WarpX.cpp
+++ b/Source/WarpX.cpp
@@ -2120,13 +2120,7 @@ WarpX::AllocLevelData (int lev, const BoxArray& ba, const DistributionMapping& d
 {
     const bool aux_is_nodal = (field_gathering_algo == GatheringAlgo::MomentumConserving);
 
-#if   defined(WARPX_DIM_1D_Z)
-    const amrex::RealVect dx(WarpX::CellSize(lev)[2]);
-#elif   defined(WARPX_DIM_XZ) || defined(WARPX_DIM_RZ)
-    const amrex::RealVect dx = {WarpX::CellSize(lev)[0], WarpX::CellSize(lev)[2]};
-#elif defined(WARPX_DIM_3D)
-    const amrex::RealVect dx = {WarpX::CellSize(lev)[0], WarpX::CellSize(lev)[1], WarpX::CellSize(lev)[2]};
-#endif
+    const Real* dx = Geom(lev).CellSize();
 
     // Initialize filter before guard cells manager
     // (needs info on length of filter's stencil)