Code update for handling centrality in the dN/deta analysis.

[u/mrichter/AliRoot.git] / ANALYSIS / AliCollisionNormalization.cxx

diff --git a/ANALYSIS/AliCollisionNormalization.cxx b/ANALYSIS/AliCollisionNormalization.cxx
index 552b45091bcc4025ec9bebb622f32d836517be47..be3121ec506548bacbce41879ea822382f717574 100644 (file)
--- a/ANALYSIS/AliCollisionNormalization.cxx
+++ b/ANALYSIS/AliCollisionNormalization.cxx
@@ -404,23 +404,22 @@ Double_t AliCollisionNormalization::ComputeNint() {
   // Integrate correctedEvents over full z range
   fAllEvents       = correctedEvents->Integral(0, correctedEvents->GetNbinsX()+1,0, correctedEvents->GetNbinsY()+1);
   // Integrate correctedEvents over needed z range
-  fAllEventsZRange = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange),
+  fAllEventsZRange = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange-0.0001),
                                                       0, correctedEvents->GetNbinsY()+1);
 
-  fAllEventsZRangeMult1 = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange), 
-                                                   2,correctedEvents->GetNbinsX()+1);
+  fAllEventsZRangeMult1 = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange-0.0001), 
+                                                   2,correctedEvents->GetNbinsY()+1);
 
-  fAllEventsInBin0ZRange = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange),1,1);
+  fAllEventsInBin0ZRange = correctedEvents->Integral(correctedEvents->GetXaxis()->FindBin(-fZRange), correctedEvents->GetXaxis()->FindBin(fZRange-0.0001),1,1);
 
   if(fVerbose > 1) AliInfo(Form("Results in |Vz| < %3.3f",fZRange));
   if(fVerbose > 1) AliInfo(Form(" Events in Bin0: %2.2f, With > 1 track: %2.2f, All corrected: %2.2f",
                                fAllEventsInBin0ZRange,
                                fAllEventsZRangeMult1,
                                fAllEventsZRange));
-
+  Int_t nbin = histVzMCTrg->GetNbinsX();
+  fTrigEffBin0 =  histVzMCTrg->Integral(0,nbin+1,1,1)/histVzMCGen->Integral(0,nbin+1,1,1);
   if(fVerbose > 1) {    
-    Int_t nbin = histVzMCTrg->GetNbinsX();
-    fTrigEffBin0 =  histVzMCTrg->Integral(0,nbin+1,1,1)/histVzMCGen->Integral(0,nbin+1,1,1);
     AliInfo(Form("Trigger Efficiency in the zero bin: %3.3f", fTrigEffBin0 ));
   }