Merge pull request #38353 from CMS-ECAL-Trigger-Group/peak_finder_sat…

…uration_bugfix [backport] Fix ECAL TPG emulator discrepancy for saturated strips
cms-sw · Jun 15, 2022 · 9901112 · 9901112
2 parents ab02da8 + b751607
commit 9901112
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diff --git a/SimCalorimetry/EcalTrigPrimAlgos/src/EcalFenixStripFormatEB.cc b/SimCalorimetry/EcalTrigPrimAlgos/src/EcalFenixStripFormatEB.cc
@@ -21,6 +21,7 @@ int EcalFenixStripFormatEB::process() {
   int even_output = 0;
   int odd_output = 0;
 
+  // Applying sliding window on the strip output after the peak finder
   if (ecaltpgTPMode_->DisableEBEvenPeakFinder) {
     even_output = input_even_ >> shift_;
   } else {
@@ -35,6 +36,12 @@ int EcalFenixStripFormatEB::process() {
     odd_output = input_odd_ >> shift_;
   }
 
+  // Truncating the signals to 12 bit after peak finder sliding window
+  if (odd_output > 0XFFF)
+    odd_output = 0XFFF;
+  if (even_output > 0XFFF)
+    even_output = 0XFFF;
+
   // Prepare the amplitude output for the strip looking at the TPmode options
   int output = 0;
   bool is_odd_larger = false;

diff --git a/SimCalorimetry/EcalTrigPrimAlgos/src/EcalFenixStripFormatEE.cc b/SimCalorimetry/EcalTrigPrimAlgos/src/EcalFenixStripFormatEE.cc
@@ -32,6 +32,7 @@ int EcalFenixStripFormatEE::process() {
   int even_output = 0;
   int odd_output = 0;
 
+  // Applying sliding window on the strip output after the peak finder
   if (ecaltpgTPMode_->DisableEEEvenPeakFinder) {
     even_output = input_even_ >> shift_;
   } else {
@@ -46,6 +47,12 @@ int EcalFenixStripFormatEE::process() {
     odd_output = input_odd_ >> shift_;
   }
 
+  // Truncating the signals to  to 12 bit after peak finder sliding window
+  if (odd_output > 0XFFF)
+    odd_output = 0XFFF;
+  if (even_output > 0XFFF)
+    even_output = 0XFFF;
+
   // Prepare the amplitude output for the strip looking at the TPmode options
   int output = 0;
   bool is_odd_larger = false;