BmnParticleStore.h

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#ifndef BMNPARTICLESTORE_H
#define BMNPARTICLESTORE_H 1
 
#include <TMath.h>
#include <TNamed.h>
#include <TVector3.h>
 
using namespace TMath;
 
class BmnParticleStore : public TNamed
{
  public:
    BmnParticleStore();
    BmnParticleStore(Int_t, Double_t, Double_t, Double_t);
 
    ~BmnParticleStore();
 
    Double_t GetP() { return fP; }
 
    Double_t GetTx() { return fTx; }
 
    Double_t GetTy() { return fTy; }
 
    Double_t GetEta()
    {
        Double_t Pz = fP / TMath::Sqrt(1 + fTx * fTx + fTy * fTy);
        return 0.5 * TMath::Log((fP + Pz) / (fP - Pz));
    }
 
    Double_t GetPhi()
    {
        Double_t Pz = fP / TMath::Sqrt(1 + fTx * fTx + fTy * fTy);
        TVector3 tmp(fTx * Pz, fTy * Pz, Pz);
        return tmp.Phi() * TMath::RadToDeg() + 180.;
    }
 
    Int_t GetPdg() { return fPdg; }
 
  private:
    Double_t fP;
    Double_t fTx;
    Double_t fTy;
 
    Int_t fPdg;
 
    ClassDef(BmnParticleStore, 1)
};
 
#endif