message: correct evpl angle diff range from 0-360 to
diff: @@ -1635,6 +1635,7 @@ void AliAnalysisTaskGammaHadron::FillTriggerHist(AliTLorentzVector ClusterVec, D
  //fEPV0 = aliEP->GetEventplane("V0" ,InputEvent());
  //fEPV0A = aliEP->GetEventplane("V0A",InputEvent());
  //fEPV0C = aliEP->GetEventplane("V0C",InputEvent());
  +
  Double_t evtPlaneAngle= DeltaPhi(ClusterVec,fEPV0);
  Int_t evtPlaneCategory=-1;
  @@ -1689,7 +1690,7 @@ void AliAnalysisTaskGammaHadron::FillGhHistograms(Int_t identifier,AliTLorentzVe
  XI_Value = TMath::Log(1.0/ZT_Value);
  }
  Double_t zVertex = fVertex[2];
  - //..all from EMcal base class : fEPV0,fEPV0A,fEPV0C
  + //..all from EMCal base class : fEPV0,fEPV0A,fEPV0C
  //fEPV0 = aliEP->GetEventplane("V0" ,InputEvent());
  //fEPV0A = aliEP->GetEventplane("V0A",InputEvent());
  //fEPV0C = aliEP->GetEventplane("V0C",InputEvent());
  @@ -1987,10 +1988,13 @@ Double_t AliAnalysisTaskGammaHadron::DeltaPhi(AliTLorentzVector ClusterVec,Doubl
  Double_t pi = TMath::Pi();
  //..delta phi between gamma and evt plane
  + //..phi_g is [80,328] and phi_EVP [-90,90]
  dPhi = phi_g-phi_EVP;
  -
  - //--to create a histogram that starts at -pi and ends at pi
  - if (dPhi > pi)dPhi -= pi;
  + //..to create an angle that starts at 0 and ends at 2pi
  + if (dPhi >= 2*pi)dPhi -= 2*pi;
  + if (dPhi < 0) dPhi += 2*pi;
  + //..to create an angle that starts at -pi and ends at pi
  + if (dPhi >= pi)dPhi -= 2*pi;
  return dPhi;
  }
  