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loizides |
1.1 |
//--------------------------------------------------------------------------------------------------
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loizides |
1.24 |
// $Id: Particle.h,v 1.23 2008/12/01 17:30:48 loizides Exp $
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loizides |
1.1 |
//
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// Particle
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//
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// Details to be worked out...
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//
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paus |
1.7 |
// Authors: C.Loizides
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loizides |
1.1 |
//--------------------------------------------------------------------------------------------------
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loizides |
1.18 |
#ifndef MITANA_DATATREE_PARTICLE_H
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#define MITANA_DATATREE_PARTICLE_H
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loizides |
1.9 |
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#include <TMath.h>
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#include "MitAna/DataTree/interface/DataObject.h"
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loizides |
1.1 |
namespace mithep
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{
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loizides |
1.3 |
class Particle : public DataObject
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loizides |
1.1 |
{
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public:
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Particle() {}
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loizides |
1.3 |
~Particle() {}
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loizides |
1.11 |
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loizides |
1.24 |
Double_t AbsEta() const { return TMath::Abs(Eta()); }
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virtual Double_t Charge() const = 0;
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Int_t Compare(const TObject *o) const;
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virtual Double_t E() const { return Mom().E(); }
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virtual Double_t Et() const;
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virtual Double_t Eta() const { return Mom().Eta(); }
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Bool_t IsSortable() const { return kTRUE; }
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virtual Double_t Mass() const { return TMath::Sqrt(Mom().M2()); }
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virtual Double_t Mt() const { return TMath::Sqrt(Mom().Mt2()); }
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virtual FourVector Mom() const = 0;
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EObjType ObjType() const { return kParticle; }
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virtual Double_t Phi() const { return Mom().Phi(); }
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Double_t PhiDeg() const { return Phi() * 180 /TMath::Pi(); }
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virtual Double_t Pt() const { return Mom().Pt(); }
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virtual Double_t Px() const { return Mom().Px(); }
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virtual Double_t Py() const { return Mom().Py(); }
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virtual Double_t Pz() const { return Mom().Pz(); }
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virtual Double_t P() const { return Mom().P(); }
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virtual Double_t Theta() const { return Mom().Theta(); }
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void Print(Option_t *opt="") const;
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loizides |
1.11 |
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loizides |
1.12 |
ClassDef(Particle, 1) // Generic particle class
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loizides |
1.1 |
};
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loizides |
1.8 |
}
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loizides |
1.24 |
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//--------------------------------------------------------------------------------------------------
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inline Int_t mithep::Particle::Compare(const TObject *o) const
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{
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// Default compare function for sorting according to transverse momentum.
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// Returns -1 if this object is smaller than given object, 0 if objects are
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// equal and 1 if this is larger than given object.
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const mithep::Particle *p = dynamic_cast<const mithep::Particle *>(o);
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if (!p)
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return 1;
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Double_t mypt = Pt();
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Double_t pt = p->Pt();
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if (mypt>pt)
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return -1;
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else if (pt>mypt)
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return +1;
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return 0;
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}
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//--------------------------------------------------------------------------------------------------
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inline Double_t mithep::Particle::Et() const
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{
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// Return transverse energy.
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return Mom().E()*Mom().Pt()/Mom().P();
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}
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loizides |
1.8 |
#endif
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