AliBasicParticle.h

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/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

// Basic particle class only containing pt, eta, phi, charge
//
#ifndef ALIBASICPARTICLE_H
#define ALIBASICPARTICLE_H


#include "AliVParticle.h"
#include "AliLog.h"

class AliBasicParticle : public AliVParticle
{
  public:
    AliBasicParticle();
    AliBasicParticle(Float_t eta, Float_t phi, Float_t pt, Short_t charge);
    ~AliBasicParticle();

    // kinematics
    virtual Double_t Px() const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Py() const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Pz() const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Pt() const { return fpT; }
    virtual Double_t P() const { AliFatal("Not implemented"); return 0; }
    virtual Bool_t   PxPyPz(Double_t[3]) const { AliFatal("Not implemented"); return 0; }

    virtual Double_t Xv() const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Yv() const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Zv() const { AliFatal("Not implemented"); return 0; }
    virtual Bool_t   XvYvZv(Double_t[3]) const { AliFatal("Not implemented"); return 0; }

    virtual Double_t OneOverPt()  const { AliFatal("Not implemented"); return 0; }
    virtual Double_t Phi()        const { return fPhi; }
    virtual Double_t Theta()      const { AliFatal("Not implemented"); return 0; }


    virtual Double_t E()          const { AliFatal("Not implemented"); return 0; }
    virtual Double_t M()          const { AliFatal("Not implemented"); return 0; }

    virtual Double_t Eta()        const { return fEta; }
    virtual Double_t Y()          const { AliFatal("Not implemented"); return 0; }

    virtual Short_t Charge()      const { return fCharge; }
    virtual Int_t   GetLabel()    const { AliFatal("Not implemented"); return 0; }
    // PID
    virtual Int_t   PdgCode()     const { AliFatal("Not implemented"); return 0; }
    virtual const Double_t *PID() const { AliFatal("Not implemented"); return 0; }

    virtual Long64_t GetEventIndex()const { return fEventIndex; }
    virtual Bool_t IsEqual(const TObject* obj) const { return (obj->GetUniqueID() == GetUniqueID()); }
    virtual Bool_t IsInSameEvent(const AliBasicParticle* obj) const { return (obj->GetEventIndex() == GetEventIndex()); }

    virtual void SetPhi(Double_t phi) { fPhi = phi; }
    virtual void SetEventIndex(Long64_t val) { fEventIndex = val; }

  private:
    Float_t fEta;      // eta
    Float_t fPhi;      // phi
    Float_t fpT;       // pT
    Short_t fCharge;   // charge
    Long64_t fEventIndex;// event index

    ClassDef( AliBasicParticle, 3); // very basic particle class used for correlation analyses
};

#endif