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root/cvsroot/UserCode/MitPhysics/Utils/interface/DiTauSystem.h
Revision: 1.11
Committed: Tue May 24 13:33:49 2011 UTC (13 years, 11 months ago) by klute
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_029c, Mit_029b, Mit_029a, Mit_028a, Mit_028, Mit_027, Mit_027a, Mit_025e, Mit_025d, Mit_025c, Mit_025b, Mit_025a, Mit_025, Mit_025pre2, Mit_024b, Mit_025pre1, Mit_024a, Mit_024, Mit_023, Mit_022a, Mit_022, HEAD
Changes since 1.10: +13 -1 lines
Log Message:
added pzeta stuff

File Contents

# User Rev Content
1 loizides 1.1 //--------------------------------------------------------------------------------------------------
2 klute 1.11 // $Id: DiTauSystem.h,v 1.10 2009/07/20 04:55:32 loizides Exp $
3 loizides 1.1 //
4 loizides 1.2 // DiTauSystem
5 loizides 1.1 //
6 loizides 1.2 // Class to calculate the mass to the di-tau system. It is assumed that the tau is boosted
7 loizides 1.8 // and that the neutrinos have the same flight direction as the tau. See CMS note 2006/082.
8 loizides 1.2 //
9     // Authors: G.Ceballos
10 loizides 1.1 //--------------------------------------------------------------------------------------------------
11    
12     #ifndef MITPHYSICS_UTILS_DITAUSYSTEM_H
13 loizides 1.2 #define MITPHYSICS_UTILS_DITAUSYSTEM_H
14 loizides 1.1
15 loizides 1.2 #include <Rtypes.h>
16 loizides 1.1
17     namespace mithep
18     {
19 ceballos 1.6 class Particle;
20 loizides 1.2 class Met;
21    
22 loizides 1.1 class DiTauSystem {
23     public:
24 loizides 1.7 DiTauSystem(const Particle *t1, const Particle *t2, const Met *met);
25 loizides 1.1
26 loizides 1.2 Double_t RecoMass() const { return fRecoMass;}
27     Double_t TransverseMass() const { return fMT; }
28     Double_t TransverseEll() const { return fETll; }
29     Double_t TransverseEnn() const { return fETnn; }
30     Double_t VisMass() const { return fVisMass; }
31     Double_t XTau1() const { return fXTau[0]; }
32     Double_t XTau2() const { return fXTau[1]; }
33 klute 1.11 Double_t Projected() const { return fProj; }
34     Double_t ProjectedVis() const { return fProjVis; }
35     Double_t ProjectedMet() const { return fProjMet; }
36     Double_t ProjectedPhi() const { return fProjPhi; }
37     Double_t Ht() const { return fHt; }
38 loizides 1.1
39 loizides 1.2 private:
40     void Init();
41 loizides 1.1
42 loizides 1.7 const Particle *fT1; //first tau
43     const Particle *fT2; //second tau
44 ceballos 1.5 const Met *fMet; //missing et
45 ceballos 1.3 Double_t fXTau[2]; //visible fraction of the tau momenta
46     Double_t fRecoMass; //higgs mass
47     Double_t fVisMass; //visible mass
48     Double_t fMT; //transverse visible mass
49     Double_t fETll; //transverse energy of tau products
50     Double_t fETnn; //transverse missing energy
51 klute 1.11 Double_t fProj;
52     Double_t fProjMet;
53     Double_t fProjVis;
54     Double_t fProjPhi;
55     Double_t fHt;
56    
57    
58 loizides 1.10
59     ClassDef(DiTauSystem, 0) // DiTauSystem ala CMS note 2006/082
60 loizides 1.2 };
61 loizides 1.1 }
62     #endif