use scaled V0A multiplicity as multiplicity estimator

diff --git a/PWGCF/Correlations/DPhi/AliAnalysisTaskPhiCorrelations.cxx b/PWGCF/Correlations/DPhi/AliAnalysisTaskPhiCorrelations.cxx
index 76cd90662fa71d309e8e8f7f0d6fb71ccd93f7f4..21a99510004428c06f264077c1d5868e7f6b7d65 100644 (file)
--- a/PWGCF/Correlations/DPhi/AliAnalysisTaskPhiCorrelations.cxx
+++ b/PWGCF/Correlations/DPhi/AliAnalysisTaskPhiCorrelations.cxx
@@ -935,6 +935,8 @@ void  AliAnalysisTaskPhiCorrelations::AnalyseDataMode()
     }
     else if (fCentralityMethod == "V0A_MANUAL")
     {
+      // for pp
+      
       //Total multiplicity in the VZERO A detector
       Float_t MV0A=inputEvent->GetVZEROData()->GetMTotV0A();
       Float_t MV0AScaled=0.;
@@ -944,8 +946,10 @@ void  AliAnalysisTaskPhiCorrelations::AnalyseDataMode()
       }
       ((TH2F*) fListOfHistos->FindObject("V0AMult"))->Fill(MV0A,MV0AScaled);
       
-      // for pp, to be implemented
-      centrality = 1;
+      if (MV0AScaled > 0)
+       centrality = MV0AScaled;
+      else
+       centrality = -1;
     }
     else
     {