message: Fixes TriggerHist calculation of event plane bin, now same as CorrVsManyThings.
diff: @@ -1637,9 +1637,16 @@ void AliAnalysisTaskGammaHadron::FillTriggerHist(AliTLorentzVector ClusterVec, D
  //fEPV0C = aliEP->GetEventplane("V0C",InputEvent());
  Double_t evtPlaneAngle= DeltaPhi(ClusterVec,fEPV0);
  Int_t evtPlaneCategory=-1;
  - if ((TMath::Abs(evtPlaneAngle)<=pi/6.) || (TMath::Abs(evtPlaneAngle-pi)<pi/6.)) evtPlaneCategory=0;
  - else if ((TMath::Abs(evtPlaneAngle) <= pi/3.) || (TMath::Abs(evtPlaneAngle-pi) <= pi/.3)) evtPlaneCategory=1;
  - else evtPlaneCategory=2;
  +
  + Double_t angleFromAxis;
  + //..fold around 0 axis
  + angleFromAxis=fabs(evtPlaneAngle);
  + //..fold once more arounad pi/2 axis
  + if((pi-angleFromAxis)<angleFromAxis)angleFromAxis = pi-angleFromAxis;
  + //.. --> now we have only one quadrant left 0 to <pi/2
  + if(angleFromAxis>=0 && angleFromAxis<pi/6.) evtPlaneCategory=0;
  + else if (angleFromAxis>=pi/6. && angleFromAxis<pi/3.) evtPlaneCategory=1;
  + else if (angleFromAxis>=pi/3. && angleFromAxis<=pi/2.)evtPlaneCategory=2;
  Double_t valueArray[4];
  valueArray[0]=G_PT_Value;
  