virtual void Initialize();
virtual void ProcessTrack(const AliHFEpidObject *track, AliHFEdetPIDqa::EStep_t step);
+ TH2 *MakeTPCspectrumNsigma(AliHFEdetPIDqa::EStep_t step, Int_t species = -1, Int_t centralityClass = -1);
TH2 *MakeSpectrumNSigma(AliHFEdetPIDqa::EStep_t step, Int_t species = -1);
TH1 *GetHistogram(const char *name);
AliHFEcollection *GetHistoCollection() const { return fHistos; }