From 129c7f709e20cf0df3d9fc60045a0324fb4535de Mon Sep 17 00:00:00 2001
From: dainese <dainese@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Tue, 6 Jul 2010 08:23:13 +0000
Subject: [PATCH] Do not skip events with EventType==0 (MC)

---
 PWG1/global/AliAnalysisTaskVertexESD.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/PWG1/global/AliAnalysisTaskVertexESD.cxx b/PWG1/global/AliAnalysisTaskVertexESD.cxx
index bde90e0f0f2..64be43d34b2 100644
--- a/PWG1/global/AliAnalysisTaskVertexESD.cxx
+++ b/PWG1/global/AliAnalysisTaskVertexESD.cxx
@@ -175,7 +175,11 @@ void AliAnalysisTaskVertexESD::UserExec(Option_t *)
   }
   AliESDEvent* esdE = (AliESDEvent*) InputEvent();
   
-  if(fCheckEventType && (esdE->GetEventType())!=7) return; 
+  // Select PHYSICS events (type=7, for data) and MC events (type=0)
+  // fCheckEventType is kFALSE if fReadMC is kTRUE, hence check is skipped
+  if(fCheckEventType) {
+    if(esdE->GetEventType()!=7 && esdE->GetEventType()!=0) return; 
+  }
 
 
   TArrayF mcVertex(3);
-- 
2.31.1