From c70c279eb6901edc4466d6f96f10e522ca6b62f9 Mon Sep 17 00:00:00 2001
From: Michael B Kuhn <31661049+mbkuhn@users.noreply.github.com>
Date: Wed, 8 May 2024 15:08:29 -0600
Subject: [PATCH] give actuator src a ghost cell and populate it (interior) for
 the sake of sampling (#1036)

---
 amr-wind/wind_energy/actuator/Actuator.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/amr-wind/wind_energy/actuator/Actuator.cpp b/amr-wind/wind_energy/actuator/Actuator.cpp
index 8c534b10a9..d09c664ed1 100644
--- a/amr-wind/wind_energy/actuator/Actuator.cpp
+++ b/amr-wind/wind_energy/actuator/Actuator.cpp
@@ -10,7 +10,8 @@
 namespace amr_wind::actuator {
 
 Actuator::Actuator(CFDSim& sim)
-    : m_sim(sim), m_act_source(sim.repo().declare_field("actuator_src_term", 3))
+    : m_sim(sim)
+    , m_act_source(sim.repo().declare_field("actuator_src_term", 3, 1))
 {}
 
 Actuator::~Actuator() = default;
@@ -244,6 +245,10 @@ void Actuator::compute_source_term()
                 }
             }
         }
+
+        // Ensure actuator src fills ghost cells prior to use (post-processing)
+        // Just need the interior velocity ghost cells updated
+        sfab.FillBoundary(geom.periodicity());
     }
 }