| 1 |
#ifndef TRootMCPhoton_h
|
| 2 |
#define TRootMCPhoton_h
|
| 3 |
|
| 4 |
#include <string>
|
| 5 |
#include <iostream>
|
| 6 |
|
| 7 |
#include "../interface/TRootParticle.h"
|
| 8 |
|
| 9 |
|
| 10 |
using namespace std;
|
| 11 |
|
| 12 |
class TRootMCPhoton : public TRootParticle
|
| 13 |
{
|
| 14 |
|
| 15 |
public:
|
| 16 |
|
| 17 |
TRootMCPhoton() :
|
| 18 |
TRootParticle()
|
| 19 |
,convVertex_()
|
| 20 |
,tracks_(0)
|
| 21 |
, recoPhotonIndex_(-1)
|
| 22 |
{;}
|
| 23 |
|
| 24 |
TRootMCPhoton(const TRootMCPhoton& photon) :
|
| 25 |
TRootParticle(photon)
|
| 26 |
,convVertex_(photon.convVertex_)
|
| 27 |
,tracks_(photon.tracks_)
|
| 28 |
, recoPhotonIndex_(photon.recoPhotonIndex_)
|
| 29 |
{;}
|
| 30 |
|
| 31 |
TRootMCPhoton(Double_t px, Double_t py, Double_t pz, Double_t e) :
|
| 32 |
TRootParticle(px,py,pz,e)
|
| 33 |
,convVertex_()
|
| 34 |
,tracks_(0)
|
| 35 |
, recoPhotonIndex_(-1)
|
| 36 |
{;}
|
| 37 |
|
| 38 |
TRootMCPhoton(Double_t px, Double_t py, Double_t pz, Double_t e, Double_t vtx_x, Double_t vtx_y, Double_t vtx_z) :
|
| 39 |
TRootParticle(px,py,pz,e,vtx_x,vtx_y,vtx_z)
|
| 40 |
,convVertex_()
|
| 41 |
,tracks_(0)
|
| 42 |
, recoPhotonIndex_(-1)
|
| 43 |
{;}
|
| 44 |
|
| 45 |
TRootMCPhoton(Double_t px, Double_t py, Double_t pz, Double_t e, Double_t vtx_x, Double_t vtx_y, Double_t vtx_z, Int_t type, Float_t charge) :
|
| 46 |
TRootParticle(px,py,pz,e,vtx_x,vtx_y,vtx_z,type,charge)
|
| 47 |
,convVertex_()
|
| 48 |
,tracks_(0)
|
| 49 |
, recoPhotonIndex_(-1)
|
| 50 |
{;}
|
| 51 |
|
| 52 |
TRootMCPhoton(const TLorentzVector &momentum) :
|
| 53 |
TRootParticle(momentum)
|
| 54 |
,convVertex_()
|
| 55 |
,tracks_(0)
|
| 56 |
, recoPhotonIndex_(-1)
|
| 57 |
{;}
|
| 58 |
|
| 59 |
TRootMCPhoton(const TLorentzVector &momentum, const TVector3 &vertex, Int_t type, Float_t charge) :
|
| 60 |
TRootParticle(momentum, vertex, type, charge)
|
| 61 |
,convVertex_()
|
| 62 |
,tracks_(0)
|
| 63 |
, recoPhotonIndex_(-1)
|
| 64 |
{;}
|
| 65 |
|
| 66 |
TRootMCPhoton(const TLorentzVector &momentum, const TVector3 &vertex, const TVector3 &convVertex, Int_t type, Float_t charge) :
|
| 67 |
TRootParticle(momentum, vertex, type, charge)
|
| 68 |
,convVertex_()
|
| 69 |
,tracks_(0)
|
| 70 |
, recoPhotonIndex_(-1)
|
| 71 |
{;}
|
| 72 |
|
| 73 |
TRootMCPhoton(const TLorentzVector &momentum, const TVector3 &vertex, const TVector3 &convVertex, const std::vector<TLorentzVector> &tracks, Int_t type, Float_t charge) :
|
| 74 |
TRootParticle(momentum, vertex, type, charge)
|
| 75 |
,convVertex_(convVertex)
|
| 76 |
,tracks_(tracks)
|
| 77 |
, recoPhotonIndex_(-1)
|
| 78 |
{;}
|
| 79 |
|
| 80 |
|
| 81 |
~TRootMCPhoton() {;}
|
| 82 |
|
| 83 |
|
| 84 |
unsigned int nTracks() const { return tracks_.size(); }
|
| 85 |
|
| 86 |
Float_t convEoverP() const
|
| 87 |
{
|
| 88 |
Float_t ptot = -1.;
|
| 89 |
if (tracks_.size()==2)
|
| 90 |
{
|
| 91 |
TLorentzVector pair = tracks_.at(0) + tracks_.at(1);
|
| 92 |
ptot = ( pair.P()>0 ? this->E() / pair.P() : -1. );
|
| 93 |
}
|
| 94 |
return ptot;
|
| 95 |
}
|
| 96 |
|
| 97 |
Float_t convMass() const
|
| 98 |
{
|
| 99 |
Float_t mass = -1.;
|
| 100 |
if (tracks_.size()==2)
|
| 101 |
{
|
| 102 |
TLorentzVector pair = tracks_.at(0) + tracks_.at(1);
|
| 103 |
mass = pair.M();
|
| 104 |
}
|
| 105 |
return mass;
|
| 106 |
}
|
| 107 |
|
| 108 |
Float_t convDeltaCotanTheta() const
|
| 109 |
{
|
| 110 |
Float_t cotan = -999.;
|
| 111 |
if (tracks_.size()==2)
|
| 112 |
{
|
| 113 |
if ( tan(tracks_.at(0).Theta()) != 0 && tan(tracks_.at(1).Theta()) != 0 ) cotan = 1./ tan(tracks_.at(0).Theta()) - 1./ tan(tracks_.at(1).Theta());
|
| 114 |
}
|
| 115 |
return cotan;
|
| 116 |
}
|
| 117 |
|
| 118 |
Float_t convPtOverEt() const
|
| 119 |
{
|
| 120 |
Float_t pe = -1.;
|
| 121 |
if (tracks_.size()==2)
|
| 122 |
{
|
| 123 |
TLorentzVector pair = tracks_.at(0) + tracks_.at(1);
|
| 124 |
pe = pair.Pt() / this->Et();
|
| 125 |
}
|
| 126 |
return pe;
|
| 127 |
}
|
| 128 |
|
| 129 |
|
| 130 |
TVector3 convVertex() const { return convVertex_;}
|
| 131 |
Double_t conv_vx() const { return convVertex_.x(); }
|
| 132 |
Double_t conv_vy() const { return convVertex_.y(); }
|
| 133 |
Double_t conv_vz() const { return convVertex_.z(); }
|
| 134 |
|
| 135 |
std::vector<TLorentzVector> tracks() const { return tracks_;}
|
| 136 |
Int_t recoPhotonIndex() const { return recoPhotonIndex_;}
|
| 137 |
|
| 138 |
void setConvVertex(TVector3 convVertex) { convVertex_=convVertex; }
|
| 139 |
void setConvVertex(Double_t x, Double_t y, Double_t z) { convVertex_.SetXYZ(x, y ,z); }
|
| 140 |
void setTracks(std::vector<TLorentzVector> tracks) { tracks_=tracks; }
|
| 141 |
void setRecoPhotonIndex(Int_t recoPhotonIndex) { recoPhotonIndex_=recoPhotonIndex; }
|
| 142 |
|
| 143 |
|
| 144 |
friend std::ostream& operator<< (std::ostream& stream, const TRootMCPhoton& photon) {
|
| 145 |
stream << "Converted TRootMCPhoton (Et,eta,phi)=("<< photon.Et() <<","<< photon.Eta() <<","<< photon.Phi() << ")"
|
| 146 |
<< " photon vertex=("<< photon.vx() <<","<< photon.vy() <<","<< photon.vz() << ")"
|
| 147 |
<< " conversion vertex=("<< photon.conv_vx() <<","<< photon.conv_vy() <<","<< photon.conv_vz() << ")";
|
| 148 |
return stream;
|
| 149 |
};
|
| 150 |
|
| 151 |
|
| 152 |
private:
|
| 153 |
|
| 154 |
TVector3 convVertex_; // Position of the conversion vertex
|
| 155 |
std::vector<TLorentzVector> tracks_; // Tracks from the conversion
|
| 156 |
Int_t recoPhotonIndex_; // Index of first conversion track (in tracks TCloneArray)
|
| 157 |
|
| 158 |
ClassDef (TRootMCPhoton,1);
|
| 159 |
};
|
| 160 |
|
| 161 |
#endif
|
