Pileup histograms, asymmetry for pi0 and eta corrected.

[u/mrichter/AliRoot.git] / HLT / trigger / AliHLTTriggerBarrelMultiplicity.cxx

diff --git a/HLT/trigger/AliHLTTriggerBarrelMultiplicity.cxx b/HLT/trigger/AliHLTTriggerBarrelMultiplicity.cxx
index 3af502de61767976fe2b737fc595883a41980e66..680e3f7429aebfb202ada7fc207740a97890f1c2 100644 (file)
--- a/HLT/trigger/AliHLTTriggerBarrelMultiplicity.cxx
+++ b/HLT/trigger/AliHLTTriggerBarrelMultiplicity.cxx
@@ -81,6 +81,11 @@ AliHLTComponent* AliHLTTriggerBarrelMultiplicity::Spawn()
 int AliHLTTriggerBarrelMultiplicity::DoTrigger()
 {
   // see header file for class documentation
+
+  if (!IsDataEvent()) {
+    IgnoreEvent();  // dont generate any trigger decision.
+  }
+
   int iResult=0;
   int numberOfTracks=-1;