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root/cvsroot/UserCode/MitPhysics/Utils/interface/VertexTools.h
Revision: 1.8
Committed: Mon May 28 14:24:49 2012 UTC (12 years, 11 months ago) by bendavid
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_028a
Changes since 1.7: +2 -0 lines
Log Message:
Add single leg conversion option for diphoton vertex selection

File Contents

# Content
1 //--------------------------------------------------------------------------------------------------
2 // $Id $
3 //
4 // VertexTools
5 //
6 // Helper Class for photon Identification decisions.
7 //
8 // Authors: J.Bendavid
9 //--------------------------------------------------------------------------------------------------
10
11 #ifndef MITPHYSICS_UTILS_VERTEXTOOLS_H
12 #define MITPHYSICS_UTILS_VERTEXTOOLS_H
13
14 #include "MitAna/DataTree/interface/Photon.h"
15 #include "MitAna/DataTree/interface/Electron.h"
16 #include "MitAna/DataTree/interface/ElectronCol.h"
17 #include "MitAna/DataTree/interface/BaseVertex.h"
18 #include "MitAna/DataTree/interface/DecayParticleCol.h"
19 #include "MitAna/DataTree/interface/VertexCol.h"
20 #include "MitAna/DataTree/interface/BeamSpotCol.h"
21 #include "MitAna/DataTree/interface/TriggerObjectCol.h"
22 #include "MitCommon/MathTools/interface/MathUtils.h"
23 #include "MitPhysics/Utils/interface/VertexMVA.h"
24 #include "MitAna/DataTree/interface/PFCandidateCol.h"
25
26 #include "TMVA/Reader.h"
27
28 namespace TMVA {//MVA
29 class Reader;
30 }
31
32 namespace mithep {
33 typedef std::vector<double> VertexZarray;
34 typedef std::vector<const Track*> TrackArray;
35
36 class VertexTools {
37 public:
38
39 VertexTools();
40
41 static double NewMass(const Photon* ph1, const Photon* ph2, const BaseVertex* vert);
42
43 static VertexZarray ExtractZarray(const VertexCol* vcol, float zmin=-30, float zmax = 30,
44 const BaseVertex *fBeamSpot = NULL);
45 static VertexZarray ExtractZarray(float zmin=-30, float zmax=30, float step=0.05);
46
47 static const Vertex* BestVtx(const PFCandidateCol *fPFJets, const VertexCol *c,
48 const BaseVertex *fBeamSpot, FourVector diboso);
49
50
51 static double BestVtx(const PFCandidateCol *fPFJets, VertexZarray zcol,
52 const BaseVertex *fBeamSpot, FourVector diboso);
53
54 static double Prob(const PFCandidateCol *fPFJets, double zpos,
55 const BaseVertex *fBeamSpot, FourVector diboso);
56
57 static double VertexWidth(const Vertex*, const BaseVertex* );
58
59 static void BanThisTrack(const Track*);
60 static void Reset();
61
62 static VertexTools* instance(const char* str){
63 if(meobject == NULL){
64 meobject = new VertexTools();
65 meobject->InitM(str);
66 }
67 return meobject;
68 }
69
70 // ----------------------------------------------------------
71 // Methods (added by Fabian) on the EPS BaseLine Analysis
72 const Vertex* findVtxBasicRanking(const Photon* ph1,
73 const Photon* ph2,
74 const BaseVertex* bsp,
75 const VertexCol* vtcs,
76 const DecayParticleCol* conv, Bool_t useMva, Double_t &vtxProb);
77 // ----------------------------------------------------------
78
79
80 static std::pair<double,double> VtxZFromConversion(const Photon *p, const DecayParticle *c, const BaseVertex *bsp);
81
82 void InitM(const char* str);
83 void InitP();
84
85 Bool_t IsInitMvaM() const { return fIsInitMvaM; }
86 Bool_t IsInitMvaP() const { return fIsInitMvaP; }
87
88 static Double_t DeltaMassVtx(Double_t xp1, Double_t yp1, Double_t zp1,
89 Double_t xp2, Double_t yp2, Double_t zp2,
90 Double_t xv, Double_t yv, Double_t zv,
91 Double_t dz);
92
93 private:
94
95 double VtxMvaP(float ptbal, float ptasym, float logsumpt2, float limPullToConv, float nConv) const;
96
97 static VertexTools *meobject;
98
99
100 TString relname;
101
102 TrackArray excluded;
103
104 Bool_t fIsInitMvaM;
105 Bool_t fIsInitMvaP;
106
107 Float_t tmvar1, tmvar2, tmvar3, tmvar4, tmvar5, tmvar6;
108 TMVA::Reader* reader;
109
110
111 TMVA::Reader *readervtx;
112 TMVA::Reader *readerevt;
113 mutable Float_t fMvaPVars[5];
114 mutable Float_t fMvaPEvtVars[8];
115
116 ClassDef(VertexTools, 0) // Muon tools
117 };
118 }
119
120 #endif