From 3efd8073f115fd3947c682b27320fcf0dc19590a Mon Sep 17 00:00:00 2001
From: Cecilia Tosciri <cecilia.tosciri@cern.ch>
Date: Wed, 18 May 2022 19:10:42 +0200
Subject: [PATCH] Update JwoJ algorithm to consider only positive gTowers for
 SumEt

---
 Trigger/TrigT1/L1CaloFEX/L1CaloFEXSim/src/gFEXJwoJAlgo.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Trigger/TrigT1/L1CaloFEX/L1CaloFEXSim/src/gFEXJwoJAlgo.cxx b/Trigger/TrigT1/L1CaloFEX/L1CaloFEXSim/src/gFEXJwoJAlgo.cxx
index 9454b41ced7..326a5486ae0 100644
--- a/Trigger/TrigT1/L1CaloFEX/L1CaloFEXSim/src/gFEXJwoJAlgo.cxx
+++ b/Trigger/TrigT1/L1CaloFEX/L1CaloFEXSim/src/gFEXJwoJAlgo.cxx
@@ -347,7 +347,7 @@ void gFEXJwoJAlgo::sumEtFPGA(gTowersCentral twrs, int & partial_sumEt ){
 
   for( int irow = 0; irow < rows; irow++ ){
     for(int jcolumn = 0; jcolumn<cols; jcolumn++){
-      partial_sumEt += twrs[irow][jcolumn];
+      partial_sumEt += (twrs[irow][jcolumn] > 0 ? twrs[irow][jcolumn]: 0);
     }
   }
 }
-- 
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