void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
void SetImpactParameterBinning(Int_t nbins, Float_t dmin, Float_t dmax){
fNImpParBins=nbins;
void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
void SetImpactParameterBinning(Int_t nbins, Float_t dmin, Float_t dmax){
fNImpParBins=nbins;
Bool_t fReadMC; //flag for access to MC
Bool_t fUseStrangeness;//flag to enhance strangeness in MC to fit to data
Bool_t fUseBit; // flag to use bitmask
Bool_t fReadMC; //flag for access to MC
Bool_t fUseStrangeness;//flag to enhance strangeness in MC to fit to data
Bool_t fUseBit; // flag to use bitmask
Bool_t fDoImpPar; // flag to activate impact paramter histos
Int_t fNImpParBins; // nunber of bins in impact parameter histos
Float_t fLowerImpPar; // lower limit in impact parameter (um)
Float_t fHigherImpPar; // higher limit in impact parameter (um)
Int_t fDoLS; // flag to do LS analysis
Bool_t fDoImpPar; // flag to activate impact paramter histos
Int_t fNImpParBins; // nunber of bins in impact parameter histos
Float_t fLowerImpPar; // lower limit in impact parameter (um)
Float_t fHigherImpPar; // higher limit in impact parameter (um)
Int_t fDoLS; // flag to do LS analysis