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root/cvsroot/UserCode/MitPhysics/Utils/interface/PhotonTools.h
Revision: 1.20
Committed: Fri May 25 19:41:11 2012 UTC (12 years, 11 months ago) by bendavid
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_028a
Changes since 1.19: +5 -0 lines
Log Message:
Update Photon PF Isolation implementation and first CiC4PF attempt plus new regression

File Contents

# User Rev Content
1 bendavid 1.1 //--------------------------------------------------------------------------------------------------
2     // $Id $
3     //
4     // PhotonTools
5     //
6     // Helper Class for photon Identification decisions.
7     //
8     // Authors: J.Bendavid
9     //--------------------------------------------------------------------------------------------------
10    
11     #ifndef MITPHYSICS_UTILS_PHOTONTOOLS_H
12     #define MITPHYSICS_UTILS_PHOTONTOOLS_H
13    
14     #include "MitAna/DataTree/interface/Photon.h"
15 bendavid 1.11 #include "MitAna/DataTree/interface/PhotonCol.h"
16 fabstoec 1.4 #include "MitAna/DataTree/interface/TrackCol.h"
17 bendavid 1.1 #include "MitAna/DataTree/interface/Electron.h"
18     #include "MitAna/DataTree/interface/ElectronCol.h"
19     #include "MitAna/DataTree/interface/BaseVertex.h"
20     #include "MitAna/DataTree/interface/DecayParticleCol.h"
21     #include "MitAna/DataTree/interface/VertexCol.h"
22     #include "MitAna/DataTree/interface/BeamSpotCol.h"
23     #include "MitAna/DataTree/interface/TriggerObjectCol.h"
24 bendavid 1.9 #include "MitAna/DataTree/interface/MCParticleCol.h"
25 bendavid 1.11 #include "MitAna/DataTree/interface/SuperCluster.h"
26     #include "MitAna/DataTree/interface/SuperClusterCol.h"
27 bendavid 1.1 #include "MitCommon/MathTools/interface/MathUtils.h"
28    
29 mingyang 1.19 #include "MitAna/DataTree/interface/PFCandidateCol.h"
30    
31 fabstoec 1.6 class TRandom3;
32    
33 bendavid 1.1 namespace mithep {
34     class PhotonTools {
35     public:
36     PhotonTools();
37    
38     enum DiphotonR9EtaCats {
39     kCat1 = 0, //barrel-barrel highr9/highr9
40     kCat2, //barrel-barrel highr9/lowr9+lowr9/lowr9
41     kCat3, //barrel-endcap+endcap/endcap highr9/highr9
42     kCat4 //barrel-endcap+endcap-endcap highr9/lowr9 + lowr9-lowr9
43     };
44    
45 bendavid 1.10 enum DiphotonR9EtaPtCats {
46     kOctCat0,
47     kOctCat1,
48     kOctCat2,
49     kOctCat3,
50     kOctCat4,
51     kOctCat5,
52     kOctCat6,
53     kOctCat7
54     };
55    
56 bendavid 1.1 enum DiphotonR9EtaConversionCats {
57     kNewCat1 = 0, //barrel-barrel highr9/highr9
58     kNewCat2, //barrel-barrel highr9/lowr9+lowr9/lowr9 one/two conversion
59     kNewCat3, //barrel-barrel highr9/lowr9+lowr9/lowr9 no conversion
60     kNewCat4, //barrel-endcap+endcap/endcap highr9/highr9
61     kNewCat5, //barrel-endcap+endcap-endcap highr9/lowr9 + lowr9-lowr9 one/two conversion
62     kNewCat6 //barrel-endcap+endcap-endcap highr9/lowr9 + lowr9-lowr9 no conversion
63     };
64    
65 fabstoec 1.3 enum CiCBaseLineCats {
66 fabstoec 1.6 kCiCNoCat = 0,
67     kCiCCat1,
68 fabstoec 1.3 kCiCCat2,
69     kCiCCat3,
70     kCiCCat4
71     };
72 bendavid 1.12
73     enum eScaleCats {
74 bendavid 1.15 kEBlowEtaGoldCenter = 0,
75     kEBlowEtaGoldGap,
76 bendavid 1.12 kEBlowEtaBad,
77     kEBhighEtaGold,
78     kEBhighEtaBad,
79     kEElowEtaGold,
80     kEElowEtaBad,
81     kEEhighEtaGold,
82     kEEhighEtaBad
83     };
84    
85    
86     static eScaleCats EScaleCat(const Photon *p);
87 fabstoec 1.3
88 fabstoec 1.6 // Methods for scaling/smearing Photons
89     static void ScalePhoton(Photon* p, Double_t scale);
90 fabstoec 1.8 static void SmearPhoton(Photon* p, TRandom3* rng, Double_t width, UInt_t iSeed);
91 bendavid 1.11 static void SmearPhotonError(Photon* p, Double_t width);
92 bendavid 1.12 static void ScalePhotonR9(Photon *p, Double_t scale);
93     static void ScalePhotonError(Photon *p, Double_t scale);
94 fabstoec 1.4
95 bendavid 1.17 static Bool_t PassSinglePhotonPresel(const Photon *p,const ElectronCol *els, const DecayParticleCol *conversions, const BaseVertex *bs, const TrackCol* trackCol, const Vertex *vtx, double rho, Bool_t applyElectronVeto = kTRUE, Bool_t invertElectronVeto = kFALSE);
96 mingyang 1.19 static Bool_t PassSinglePhotonPreselPFISO(const Photon *p,const ElectronCol *els, const DecayParticleCol *conversions, const BaseVertex *bs, const TrackCol* trackCol,const Vertex *vtx, double rho, const PFCandidateCol *fPFCands, Bool_t applyElectronVeto = kTRUE, Bool_t invertElectronVeto = kFALSE);
97 fabstoec 1.6 static Bool_t PassConversionId(const Photon *p, const DecayParticle *c);
98     static Bool_t PassElectronVeto(const Photon *p, const ElectronCol *els);
99     static Double_t ElectronVetoCiC(const Photon *p, const ElectronCol *els);
100     static Bool_t PassElectronVetoConvRecovery(const Photon *p, const ElectronCol *els, const DecayParticleCol *conversions, const BaseVertex *v);
101     static Bool_t PassTriggerMatching(const Photon *p, const TriggerObjectCol *trigobjs);
102     static const DecayParticle *MatchedConversion(const Photon *p, const DecayParticleCol *conversions,
103     const BaseVertex *vtx, Int_t nWrongHitsMax=1, Double_t probMin=1e-6,
104 bendavid 1.11 Double_t lxyMin = 2.0, Double_t dRMin = 0.1);
105     static const DecayParticle *MatchedConversion(const SuperCluster *sc, const DecayParticleCol *conversions,
106     const BaseVertex *vtx, Int_t nWrongHitsMax=1, Double_t probMin=1e-6,
107     Double_t lxyMin = 2.0, Double_t dRMin = 0.1);
108 fabstoec 1.6 static const DecayParticle *MatchedConversion(const Track *t, const DecayParticleCol *conversions,
109     const BaseVertex *vtx, Int_t nWrongHitsMax=1, Double_t probMin=1e-6,
110     Double_t lxyMin = 2.0);
111     static DiphotonR9EtaCats DiphotonR9EtaCat(const Photon *p1, const Photon *p2);
112 bendavid 1.10 static DiphotonR9EtaPtCats DiphotonR9EtaPtCat(const Photon *p1, const Photon *p2);
113 fabstoec 1.6 static DiphotonR9EtaConversionCats DiphotonR9EtaConversionCat(const Photon *p1, const Photon *p2, const DecayParticleCol *conversions, const BaseVertex *v);
114     static CiCBaseLineCats CiCBaseLineCat(const Photon *p);
115    
116     static const DecayParticle *MatchedCiCConversion(const Photon *p, const DecayParticleCol *conversions,
117     Double_t dPhiMin=0.1, Double_t dEtaMin=0.1,Double_t dRMin=0.1,
118     bool print = false);
119 bendavid 1.11
120    
121     static const Electron *MatchedElectron(const Photon *p, const ElectronCol *els);
122     static const Photon *MatchedPhoton(const Electron *e, const PhotonCol *phs);
123     static const SuperCluster *MatchedSC(const SuperCluster *psc, const SuperClusterCol *scs, Double_t drMin=0.3);
124 bendavid 1.18
125     static const SuperCluster *MatchedPFSC(const SuperCluster *psc, const PhotonCol *pfphos, const ElectronCol *eles, Double_t drMin=0.1);
126    
127 fabstoec 1.7 static bool PassCiCSelection(const Photon* ph,
128     const Vertex* vtx,
129     const TrackCol* trackCol,
130     const ElectronCol* eleCol,
131     const VertexCol* vtxCol,
132     double rho, double ptmin,
133     bool applyEleVeto = true,
134     bool print = false, float* kin=NULL);
135    
136 bendavid 1.20 static bool PassCiCPFIsoSelection(const Photon* ph,
137     const Vertex* vtx,
138     const PFCandidateCol* pfCol,
139     const VertexCol* vtxCol,
140     double rho, double ptmin);
141 bendavid 1.9
142 bendavid 1.11 static const MCParticle *MatchMC(const Particle *ph, const MCParticleCol *c, Bool_t matchElectrons = kFALSE);
143 bendavid 1.1 ClassDef(PhotonTools, 0) // Muon tools
144 fabstoec 1.6 };
145 bendavid 1.1 }
146    
147     #endif