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changed phi calculation
authorkleinb <kleinb@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 19 Aug 2010 07:29:57 +0000 (07:29 +0000)
committerkleinb <kleinb@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 19 Aug 2010 07:29:57 +0000 (07:29 +0000)
PWG4/JetTasks/AliUEHistograms.cxx patch | blob | blame | history

diff --git a/PWG4/JetTasks/AliUEHistograms.cxx b/PWG4/JetTasks/AliUEHistograms.cxx
index 89f2b63fa9dede591cda10d7612031707b2d5f0b..b217f18911766f00115a10ee33f11e5ea29bde7b 100644 (file)
--- a/PWG4/JetTasks/AliUEHistograms.cxx
+++ b/PWG4/JetTasks/AliUEHistograms.cxx
@@ -254,7 +254,9 @@ void AliUEHistograms::FillRegion(AliUEHist::Region region, AliUEHist::CFStep ste
     vars[2] = leading->Pt();
     vars[3] = multiplicity;
     vars[4] = leading->Phi() - particle->Phi();
-    
+    if (vars[4]>TMath::Pi()/2.)vars[4]-=TMath::TwoPi();
+    if (vars[4]< - 3.*TMath::Pi()/2.)vars[4]+=TMath::TwoPi();
+
     fNumberDensitypT->GetTrackHist(region)->Fill(vars, step);
     fSumpT->GetTrackHist(region)->Fill(vars, step, particle->Pt());