From 43f2e9adf5fae1ef56c113b21f7537f35b6b5e74 Mon Sep 17 00:00:00 2001
From: Whitney Armstrong <warmstrong@anl.gov>
Date: Tue, 8 Jun 2021 14:37:52 -0500
Subject: [PATCH] 	modified:   src/BarrelCalorimeter_geo.cpp

---
 src/BarrelCalorimeter_geo.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BarrelCalorimeter_geo.cpp b/src/BarrelCalorimeter_geo.cpp
index d62e0799..62b9c6e1 100644
--- a/src/BarrelCalorimeter_geo.cpp
+++ b/src/BarrelCalorimeter_geo.cpp
@@ -185,7 +185,7 @@ static Ref_t create_detector(Detector& description, xml_h e, SensitiveDetector s
         layer_phv.addPhysVolID("layer", l_num);
         layer.setPlacement(layer_phv);
         // Increment to next layer Z position.
-        double xcut = l_thickness * tan_hphi;
+        double xcut = l_thickness * tan_hphi/2.0;
         l_dim_x += xcut;
         l_pos_z += l_thickness;
         ++l_num;
-- 
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