From 80aa99156d0890dba23e634a4e37a2d31581dc56 Mon Sep 17 00:00:00 2001
From: Fabian Kellerer <fkellere@lmee>
Date: Tue, 25 Jun 2019 10:26:56 +0200
Subject: [PATCH] Decayer configurations for eta prime generator

---
 EVGEN/AliDecayer.h                      | 2 +-
 PYTHIA6/AliPythia6/AliDecayerPythia.cxx | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/EVGEN/AliDecayer.h b/EVGEN/AliDecayer.h
index 695d37ab42c..f40ba87ef27 100644
--- a/EVGEN/AliDecayer.h
+++ b/EVGEN/AliDecayer.h
@@ -23,7 +23,7 @@ typedef enum
     kElectronEM, kGammaEM, kDiElectronEM, kBeautyUpgrade,
     kHadronicDWithV0,kHadronicDWithout4BodiesWithV0,kAllEM,
     kLcpKpi, kLcpK0S, kHFYellowReport, kHadronicDPionicD0, kHadronicDWithV0PionicD0, kHadronicDWithout4BodiesPionicD0,
-    kHadronicDWithout4BodiesWithV0PionicD0,kHadronicDPionicD0pure,kHadronicDPionicD0K,kHadronicDPionicD0pi, kLcpK0SBDTsig
+    kHadronicDWithout4BodiesWithV0PionicD0,kHadronicDPionicD0pure,kHadronicDPionicD0K,kHadronicDPionicD0pi, kLcpK0SBDTsig, kEtaPrime
 } Decay_t;
 #endif
 
diff --git a/PYTHIA6/AliPythia6/AliDecayerPythia.cxx b/PYTHIA6/AliPythia6/AliDecayerPythia.cxx
index 1a4ece6190e..12090daf8bb 100644
--- a/PYTHIA6/AliPythia6/AliDecayerPythia.cxx
+++ b/PYTHIA6/AliPythia6/AliDecayerPythia.cxx
@@ -590,6 +590,9 @@ void AliDecayerPythia::ForceDecay()
      case kLcpK0SBDTsig:
         ForceHadronicD(0,0,4);
         break;
+     case kEtaPrime:
+	ForceParticleDecay(331,22,2);
+	break;
     }
 }