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//--------------------------------------------------------------------------------------------------
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// $Id: IsolationTools.h,v 1.16 2011/05/20 13:25:40 mzanetti Exp $
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//
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// IsolationTools
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//
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// Isolation functions to compute various kinds of isolation.
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//
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// Authors: S.Xie
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//--------------------------------------------------------------------------------------------------
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#ifndef MITPHYSICS_UTILS_ISOLATIONTOOLS_H
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#define MITPHYSICS_UTILS_ISOLATIONTOOLS_H
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#include <TMath.h>
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#include "MitAna/DataTree/interface/Track.h"
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#include "MitAna/DataTree/interface/BasicCluster.h"
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#include "MitAna/DataTree/interface/SuperCluster.h"
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#include "MitAna/DataTree/interface/CaloTower.h"
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#include "MitAna/DataTree/interface/VertexCol.h"
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#include "MitAna/DataTree/interface/MuonCol.h"
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#include "MitAna/DataTree/interface/ElectronCol.h"
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#include "MitAna/DataTree/interface/PFCandidateCol.h"
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#include "MitAna/DataTree/interface/TrackCol.h"
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#include "MitAna/DataTree/interface/DecayParticleCol.h"
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namespace mithep
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{
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class IsolationTools {
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public:
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static Double_t TrackIsolation(const mithep::Track *p, Double_t extRadius,
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Double_t intRadius, Double_t ptLow, Double_t maxVtxZDist,
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const mithep::Collection<mithep::Track> *tracks);
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static Double_t EcalIsolation(const SuperCluster *sc, Double_t coneSize, Double_t etLow,
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const mithep::Collection<mithep::BasicCluster> *basicClusters);
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static Double_t CaloTowerHadIsolation(const ThreeVector *p, Double_t extRadius,
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Double_t intRadius, Double_t etLow,
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const mithep::Collection<mithep::CaloTower>
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*caloTowers);
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static Double_t CaloTowerEmIsolation(const ThreeVector *p, Double_t extRadius,
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Double_t intRadius, Double_t etLow,
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const mithep::Collection<mithep::CaloTower> *caloTowers);
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static Double_t PFMuonIsolation(const Muon *p, const PFCandidateCol *PFCands, const Vertex *vertex,
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Double_t delta_z = 0.1, Double_t ptMin = 1.0,
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Double_t extRadius = 0.4, Double_t intRadius = 0.07);
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static Double_t PFMuonIsolation(const Muon *p, const PFCandidateCol *PFCands, const Vertex *vertex,
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const MuonCol *goodMuons, const ElectronCol *goodElectrons,
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Double_t delta_z = 0.1, Double_t ptMin = 1.0, Double_t extRadius = 0.4,
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Double_t intRadius = 0.07, int isoType = 0, Double_t beta = 1.0);
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static Double_t PFElectronIsolation(const Electron *p, const PFCandidateCol *PFCands,
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const Vertex *vertex, Double_t delta_z, Double_t ptMin,
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Double_t extRadius, Double_t intRadius);
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static Double_t PFElectronIsolation(const Electron *p, const PFCandidateCol *PFCands, const Vertex *vertex,
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const MuonCol *goodMuons, const ElectronCol *goodElectrons,
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Double_t delta_z = 0.1 , Double_t ptMin = 1.0,Double_t extRadius = 0.4,
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Double_t intRadius = 0.0, int isoType = 0, Double_t beta = 1.0);
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static Double_t BetaM(const TrackCol *tracks, const Muon *p, const Vertex *vertex,
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Double_t ptMin, Double_t delta_z, Double_t extRadius,
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Double_t intRadius);
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static Double_t BetaE(const TrackCol *tracks, const Electron *p, const Vertex *vertex,
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Double_t ptMin, Double_t delta_z, Double_t extRadius,
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Double_t intRadius);
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// method added by F.Stoeckli: computes the track isolation with NO constrint on the OV-track compatibility
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static Double_t TrackIsolationNoPV(const mithep::Particle*, const BaseVertex*,
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Double_t extRadius,
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Double_t intRadius,
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Double_t ptLow,
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Double_t etaStrip,
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Double_t maxD0,
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mithep::TrackQuality::EQuality,
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const mithep::Collection<mithep::Track> *tracks,
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UInt_t maxNExpectedHitsInner = 999,
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const mithep::DecayParticleCol *conversions = 0);
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// methods for Hgg BaseLien Selection. These isoaltion are stupid, but what can we do.... ;(
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static Double_t CiCTrackIsolation(const mithep::Particle*,
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const BaseVertex*,
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Double_t extRadius,
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Double_t intRadius,
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Double_t ptLow,
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Double_t etaStrip,
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Double_t maxD0,
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Double_t maxDZ,
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const mithep::Collection<mithep::Track> *tracks,
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const mithep::Collection<mithep::Vertex> *vtxs = NULL);
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ClassDef(IsolationTools, 0) // Isolation tools
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};
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}
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#endif
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