3 #ifndef ALIPWG0HELPER_H
4 #define ALIPWG0HELPER_H
8 // static helper functions
14 class AliPWG0Helper : public TObject
17 static Bool_t IsEventTriggered(AliESD* aEsd);
18 static Bool_t IsVertexReconstructed(AliESD* aEsd);
19 static Bool_t IsPrimaryCharged(TParticle* aParticle, Int_t aTotalPrimaries, Bool_t debug = kFALSE);
21 static void CreateProjections(TH3* hist);
22 static void CreateDividedProjections(TH3* hist, TH3* hist2, const char* axis = 0, Bool_t putErrors = kFALSE);
23 static const char* GetAxisTitle(TH3* hist, const char axis);
26 ClassDef(AliPWG0Helper, 0)