[u/mrichter/AliRoot.git] / STEER / STEERBase / AliPIDResponse.h

#ifndef ALIPIDRESPONSE_H
#define ALIPIDRESPONSE_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

//---------------------------------------------------------------//
//        Base class for handling the pid response               //
//        functions of all detectors                             //
//        and give access to the nsigmas                         //
//                                                               //
//   Origin: Jens Wiechula, Uni Tuebingen, jens.wiechula@cern.ch //
//---------------------------------------------------------------//

#include "AliVParticle.h"
#include "AliVTrack.h"

#include "AliITSPIDResponse.h"
#include "AliTPCPIDResponse.h"
#include "AliTRDPIDResponse.h"
#include "AliTOFPIDResponse.h"
#include "AliHMPIDPIDResponse.h"
#include "AliEMCALPIDResponse.h"
#include "AliPID.h"

#include "TNamed.h"

class TF1;
class TObjArray;
class TLinearFitter;

class AliVEvent;
class AliTRDPIDResponseObject;
class AliTRDdEdxParams;
class AliTOFPIDParams;
class AliHMPIDPIDParams;
class AliOADBContainer;

class AliPIDResponse : public TNamed {
public:
  AliPIDResponse(Bool_t isMC=kFALSE);
  virtual ~AliPIDResponse();

  enum EDetector {
    kITS=0,
    kTPC=1,
    kTRD=2,
    kTOF=3,
    kHMPID=4,
    kEMCAL=5,
    kPHOS=6,
    kNdetectors=7
  };
  
  enum EDetCode {
    kDetITS = 0x1,
    kDetTPC = 0x2,
    kDetTRD = 0x4,
    kDetTOF = 0x8,
    kDetHMPID = 0x10,
    kDetEMCAL = 0x20,
    kDetPHOS = 0x40
  };

  enum EBeamType {
    kPP = 0,
    kPPB,
    kPBPB
  };
 
  enum EStartTimeType_t {kFILL_T0,kTOF_T0, kT0_T0, kBest_T0};

  enum ITSPIDmethod { kITSTruncMean, kITSLikelihood };

  enum EDetPidStatus {
    kDetNoSignal=0,
    kDetPidOk=1,
    kDetMismatch=2,
    kDetNoParams=3
  };

  AliITSPIDResponse &GetITSResponse() {return fITSResponse;}
  AliTPCPIDResponse &GetTPCResponse() {return fTPCResponse;}
  AliTOFPIDResponse &GetTOFResponse() {return fTOFResponse;}
  AliTRDPIDResponse &GetTRDResponse() {return fTRDResponse;}
  AliEMCALPIDResponse &GetEMCALResponse() {return fEMCALResponse;}

  // -----------------------------------------
  // buffered getters
  //
  
  // Number of sigmas
  EDetPidStatus NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val) const;
  
  Float_t NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
  
  virtual Float_t NumberOfSigmasITS  (const AliVParticle *track, AliPID::EParticleType type) const;
  virtual Float_t NumberOfSigmasTPC  (const AliVParticle *track, AliPID::EParticleType type) const;
  virtual Float_t NumberOfSigmasTPC  (const AliVParticle *track, AliPID::EParticleType type, AliTPCPIDResponse::ETPCdEdxSource dedxSource) const;
  virtual Float_t NumberOfSigmasTRD  (const AliVParticle *track, AliPID::EParticleType type) const;
  virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
  virtual Float_t NumberOfSigmasTOF  (const AliVParticle *track, AliPID::EParticleType type) const;
  virtual Float_t NumberOfSigmasTOF  (const AliVParticle *track, AliPID::EParticleType type, Float_t /*timeZeroTOF*/) const { return NumberOfSigmasTOF(track,type); }
  virtual Float_t NumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
  virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;

  Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Double_t efficiencyLevel,Double_t centrality=-1,AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
  Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Int_t &ntracklets, Double_t efficiencyLevel,Double_t centrality=-1,AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
  

  // Signal delta
  EDetPidStatus GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  Double_t GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Bool_t ratio=kFALSE) const;
  
  // Probabilities
  EDetPidStatus ComputePIDProbability  (EDetCode  detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus ComputePIDProbability  (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  
  virtual EDetPidStatus ComputeITSProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputeTPCProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputeTOFProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputeTRDProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  virtual EDetPidStatus ComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;

  virtual EDetPidStatus ComputeTRDProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const;
  
  // pid status
  EDetPidStatus CheckPIDStatus(EDetector detCode, const AliVTrack *track)  const;

  AliTOFPIDParams *GetTOFPIDParams() const {return fTOFPIDParams;}
  Float_t GetTOFMismatchProbability(const AliVTrack *track = NULL) const; // if empty argument return the value stored during TOF probability computation

  void SetITSPIDmethod(ITSPIDmethod pmeth) { fITSPIDmethod = pmeth; }
  
  void SetOADBPath(const char* path) {fOADBPath=path;}
  const char *GetOADBPath() const {return fOADBPath.Data();}

  void SetCustomTPCpidResponse(const char* tpcpid) { fCustomTPCpidResponse = tpcpid; }
  const char* GetCustomTPCpidResponse() const { return fCustomTPCpidResponse.Data(); }
  
  void SetCustomTPCetaMaps(const char* tpcEtaMaps) { fCustomTPCetaMaps = tpcEtaMaps; }
  const char* GetCustomTPCetaMaps() const { return fCustomTPCetaMaps.Data(); }
  
  void InitialiseEvent(AliVEvent *event, Int_t pass, Int_t run=-1);
  void SetCurrentFile(const char* file) { fCurrentFile=file; }
  
  void SetCurrentAliRootRev(Int_t alirootRev) { fCurrentAliRootRev = alirootRev; }
  Int_t GetCurrentAliRootRev() const { return fCurrentAliRootRev; }

  // cache PID in the track
  void SetCachePID(Bool_t cache)    { fCachePID=cache;  }
  Bool_t GetCachePID() const { return fCachePID; }
  void FillTrackDetectorPID(const AliVTrack *track, EDetector detector) const;
  void FillTrackDetectorPID();

  AliVEvent * GetCurrentEvent() const {return fCurrentEvent;}

  // User settings for the MC period and reco pass
  void SetMCperiod(const char *mcPeriod) {fMCperiodUser=mcPeriod;}
  void SetRecoPass(Int_t recoPass)       {fRecoPassUser=recoPass;}

  // event info
  Float_t GetCurrentCentrality() const {return fCurrCentrality;};
  void SetCurrentCentrality(Float_t centrality) {fCurrCentrality=centrality;fEMCALResponse.SetCentrality(fCurrCentrality);};
  // TPC setting
  void SetUseTPCEtaCorrection(Bool_t useEtaCorrection = kTRUE) { fUseTPCEtaCorrection = useEtaCorrection; };
  Bool_t UseTPCEtaCorrection() const { return fUseTPCEtaCorrection; };
  
  void SetUseTPCMultiplicityCorrection(Bool_t useMultiplicityCorrection = kTRUE) { fUseTPCMultiplicityCorrection = useMultiplicityCorrection; };
  Bool_t UseTPCMultiplicityCorrection() const { return fUseTPCMultiplicityCorrection; };
  
  // TOF setting
  void SetTOFtail(Float_t tail=0.9){if(tail > 0) fTOFtail=tail; else printf("TOF tail should be greater than 0 (nothing done)\n");};
  void SetTOFResponse(AliVEvent *vevent,EStartTimeType_t option);

  virtual Float_t GetTPCsignalTunedOnData(const AliVTrack *t) const {return t->GetTPCsignal();};
  virtual Float_t GetTOFsignalTunedOnData(const AliVTrack *t) const {return t->GetTOFsignal();};
  Bool_t IsTunedOnData() const {return fTuneMConData;};
  void SetTunedOnData(Bool_t flag=kTRUE,Int_t recoPass=0){fTuneMConData = flag; if(recoPass>0) fRecoPassUser = recoPass;};
  Int_t GetTunedOnDataMask() const {return fTuneMConDataMask;};
  void SetTunedOnDataMask(Int_t detMask) {fTuneMConDataMask = detMask;}

  // Utilities
  TString GetChecksum(const TObject* obj) const;
    
  AliPIDResponse(const AliPIDResponse &other);
  AliPIDResponse& operator=(const AliPIDResponse &other);

  EBeamType GetBeamType() const {return fBeamTypeNum;};

  void SetNoTOFmism(Bool_t value=kTRUE){fNoTOFmism=value;};

protected:
  AliITSPIDResponse   fITSResponse;    //PID response function of the ITS
  AliTPCPIDResponse   fTPCResponse;    //PID response function of the TPC
  AliTRDPIDResponse   fTRDResponse;    //PID response function of the TRD
  AliTOFPIDResponse   fTOFResponse;    //PID response function of the TOF
  AliHMPIDPIDResponse fHMPIDResponse;  //PID response function of the HMPID
  AliEMCALPIDResponse fEMCALResponse;  //PID response function of the EMCAL

  Float_t           fRange;          // nSigma max in likelihood
  ITSPIDmethod      fITSPIDmethod;   // 0 = trunc mean; 1 = likelihood

  //unbuffered PID calculation
  virtual Float_t GetNumberOfSigmasTOFold  (const AliVParticle */*track*/, AliPID::EParticleType /*type*/) const {return 0;}
  virtual Float_t GetSignalDeltaTOFold(const AliVParticle */*track*/, AliPID::EParticleType /*type*/, Bool_t /*ratio*/=kFALSE) const {return -9999.;}

  Int_t CalculateTRDResponse(const AliVTrack *track, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const;
  EDetPidStatus GetComputeTRDProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
  EDetPidStatus GetTOFPIDStatus(const AliVTrack *track) const;

  Bool_t fTuneMConData;                // switch to force the MC to be similar to data
  Int_t fTuneMConDataMask;             // select for which detectors enable MC tuning on data


private:
  static Float_t fgTOFmismatchProb;    // TOF mismatch probability (Bayesian)

  Bool_t fIsMC;                        //  If we run on MC data
  Bool_t fCachePID;

  TString fOADBPath;                   // OADB path to use
  TString fCustomTPCpidResponse;       // Custom TPC Pid Response file for debugging purposes
  TString fCustomTPCetaMaps;           // Custom TPC eta map file for debugging purposes
  
  TString fBeamType;                   //! beam type (PP) or (PBPB)
  TString fLHCperiod;                  //! LHC period
  TString fMCperiodTPC;                //! corresponding MC period to use for the TPC splines
  TString fMCperiodUser;               //  MC prodution requested by the user
  TString fCurrentFile;                //! name of currently processed file
  Int_t   fCurrentAliRootRev;          //! Aliroot rev. used to reconstruct the data
  Int_t   fRecoPass;                   //! reconstruction pass
  Int_t   fRecoPassUser;               //  reconstruction pass explicitly set by the user
  Int_t   fRun;                        //! current run number
  Int_t   fOldRun;                     //! current run number
  Float_t fResT0A;                     //! T0A resolution in current run
  Float_t fResT0C;                     //! T0C resolution in current run
  Float_t fResT0AC;                    //! T0A.and.T0C resolution in current run
  
  TObjArray *fArrPidResponseMaster;     //!  TPC pid splines
  TF1       *fResolutionCorrection;     //! TPC resolution correction
  AliOADBContainer* fOADBvoltageMaps;   //! container with the voltage maps
  Bool_t fUseTPCEtaCorrection;          // Use TPC eta correction
  Bool_t fUseTPCMultiplicityCorrection; // Use TPC multiplicity correction

  AliTRDPIDResponseObject *fTRDPIDResponseObject; //! TRD PID Response Object
  AliTRDdEdxParams * fTRDdEdxParams; //! TRD dEdx Response for truncated mean signal

  Float_t fTOFtail;                    //! TOF tail effect used in TOF probability
  AliTOFPIDParams *fTOFPIDParams;      //! TOF PID Params - period depending (OADB loaded)
  
  AliHMPIDPIDParams *fHMPIDPIDParams;  //! HMPID PID Params (OADB loaded)

  TObjArray *fEMCALPIDParams;             //! EMCAL PID Params

  AliVEvent *fCurrentEvent;            //! event currently being processed

  Float_t fCurrCentrality;             //! current centrality

  EBeamType fBeamTypeNum;              //! beam type enum 
  
  Bool_t fNoTOFmism;                   //! flag to switch off the TOF mismatch in the TOF weights (to check with old aliroot version)

  void ExecNewRun();
  
  //
  //setup parametrisations
  //

  //ITS
  void SetITSParametrisation();
  
  //TPC
  void SetTPCEtaMaps(Double_t refineFactorMapX = 6.0, Double_t refineFactorMapY = 6.0, Double_t refineFactorSigmaMapX = 6.0,
                     Double_t refineFactorSigmaMapY = 6.0);
  void SetTPCPidResponseMaster();
  void SetTPCParametrisation();
  Double_t GetTPCMultiplicityBin(const AliVEvent * const event);
  
  // TPC helpers for the eta maps
  void AddPointToHyperplane(TH2D* h, TLinearFitter* linExtrapolation, Int_t binX, Int_t binY);
  TH2D* RefineHistoViaLinearInterpolation(TH2D* h, Double_t refineFactorX = 6.0, Double_t refineFactorY = 6.0);

  //TRD
  void SetTRDPidResponseMaster();
  void InitializeTRDResponse();
  void SetTRDSlices(UInt_t TRDslicesForPID[2],AliTRDPIDResponse::ETRDPIDMethod method) const;
  void SetTRDdEdxParams();

  //TOF
  void SetTOFPidResponseMaster();
  void InitializeTOFResponse();

  //HMPID
  void SetHMPIDPidResponseMaster();
  void InitializeHMPIDResponse();

  //EMCAL
  void SetEMCALPidResponseMaster();
  void InitializeEMCALResponse();

  //
  void SetRecoInfo();

  //-------------------------------------------------
  //unbuffered PID calculation
  //
  
  // Number of sigmas
  Float_t GetNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasITS  (const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasTPC  (const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasTRD  (const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasTOF  (const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
  Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
  Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;

  Float_t GetBufferedNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;

  // Signal deltas
  EDetPidStatus GetSignalDeltaITS(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  EDetPidStatus GetSignalDeltaTPC(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  EDetPidStatus GetSignalDeltaTRD(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  EDetPidStatus GetSignalDeltaTOF(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  EDetPidStatus GetSignalDeltaHMPID(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
  
  // Probabilities
  EDetPidStatus GetComputePIDProbability  (EDetector detCode,  const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus GetComputeITSProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus GetComputeTPCProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus GetComputeTOFProbability  (const AliVTrack *track, Int_t nSpecies, Double_t p[],Bool_t kNoMism=kFALSE) const;
  EDetPidStatus GetComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus GetComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
  EDetPidStatus GetComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;

  // pid status
  EDetPidStatus GetPIDStatus(EDetector det, const AliVTrack *track) const;
  EDetPidStatus GetITSPIDStatus(const AliVTrack *track) const;
  EDetPidStatus GetTPCPIDStatus(const AliVTrack *track) const;
  EDetPidStatus GetTRDPIDStatus(const AliVTrack *track) const;
  EDetPidStatus GetHMPIDPIDStatus(const AliVTrack *track) const;
  EDetPidStatus GetPHOSPIDStatus(const AliVTrack *track) const;
  EDetPidStatus GetEMCALPIDStatus(const AliVTrack *track) const;

  ClassDef(AliPIDResponse, 14);  //PID response handling
};

#endif
Commit	Line	Data
29bf19f2	1	#ifndef ALIPIDRESPONSE_H
	2	#define ALIPIDRESPONSE_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	//---------------------------------------------------------------//
	7	// Base class for handling the pid response //
	8	// functions of all detectors //
	9	// and give access to the nsigmas //
	10	// //
	11	// Origin: Jens Wiechula, Uni Tuebingen, jens.wiechula@cern.ch //
	12	//---------------------------------------------------------------//
	13
1d59271b	14	#include "AliVParticle.h"
	15	#include "AliVTrack.h"
	16
29bf19f2	17	#include "AliITSPIDResponse.h"
	18	#include "AliTPCPIDResponse.h"
	19	#include "AliTRDPIDResponse.h"
	20	#include "AliTOFPIDResponse.h"
567624b5	21	#include "AliHMPIDPIDResponse.h"
e96b9916	22	#include "AliEMCALPIDResponse.h"
1d59271b	23	#include "AliPID.h"
29bf19f2	24
	25	#include "TNamed.h"
	26
4ec8e76d	27	class TF1;
00a38d07	28	class TObjArray;
f84b18dd	29	class TLinearFitter;
00a38d07	30
	31	class AliVEvent;
	32	class AliTRDPIDResponseObject;
9c499471	33	class AliTRDdEdxParams;
00a38d07	34	class AliTOFPIDParams;
567624b5	35	class AliHMPIDPIDParams;
1c9d11be	36	class AliOADBContainer;
29bf19f2	37
	38	class AliPIDResponse : public TNamed {
	39	public:
4ec8e76d	40	AliPIDResponse(Bool_t isMC=kFALSE);
4ec8e76d	41	virtual ~AliPIDResponse();
29bf19f2	42
00a38d07	43	enum EDetector {
	44	kITS=0,
	45	kTPC=1,
	46	kTRD=2,
	47	kTOF=3,
	48	kHMPID=4,
	49	kEMCAL=5,
	50	kPHOS=6,
	51	kNdetectors=7
	52	};
	53
fd21ec8d	54	enum EDetCode {
	55	kDetITS = 0x1,
	56	kDetTPC = 0x2,
	57	kDetTRD = 0x4,
	58	kDetTOF = 0x8,
	59	kDetHMPID = 0x10,
	60	kDetEMCAL = 0x20,
	61	kDetPHOS = 0x40
	62	};
	63
42fcc729	64	enum EBeamType {
	65	kPP = 0,
	66	kPPB,
	67	kPBPB
	68	};
	69
29bf19f2	70	enum EStartTimeType_t {kFILL_T0,kTOF_T0, kT0_T0, kBest_T0};
fd21ec8d	71
	72	enum ITSPIDmethod { kITSTruncMean, kITSLikelihood };
	73
	74	enum EDetPidStatus {
	75	kDetNoSignal=0,
	76	kDetPidOk=1,
355b831b	77	kDetMismatch=2,
355b831b	78	kDetNoParams=3
fd21ec8d	79	};
f84b18dd	80
29bf19f2	81	AliITSPIDResponse &GetITSResponse() {return fITSResponse;}
	82	AliTPCPIDResponse &GetTPCResponse() {return fTPCResponse;}
	83	AliTOFPIDResponse &GetTOFResponse() {return fTOFResponse;}
	84	AliTRDPIDResponse &GetTRDResponse() {return fTRDResponse;}
e96b9916	85	AliEMCALPIDResponse &GetEMCALResponse() {return fEMCALResponse;}
f84b18dd	86
355b831b	87	// -----------------------------------------
	88	// buffered getters
	89	//
	90
	91	// Number of sigmas
	92	EDetPidStatus NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val) const;
	93
00a38d07	94	Float_t NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
29bf19f2	95
00a38d07	96	virtual Float_t NumberOfSigmasITS (const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	97	virtual Float_t NumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type) const;
f84b18dd	98	virtual Float_t NumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type, AliTPCPIDResponse::ETPCdEdxSource dedxSource) const;
5cd0300d	99	virtual Float_t NumberOfSigmasTRD (const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	100	virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
1c9d11be	101	virtual Float_t NumberOfSigmasTOF (const AliVParticle *track, AliPID::EParticleType type) const;
f911e743	102	virtual Float_t NumberOfSigmasTOF (const AliVParticle track, AliPID::EParticleType type, Float_t /timeZeroTOF*/) const { return NumberOfSigmasTOF(track,type); }
567624b5	103	virtual Float_t NumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	104	virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	105
1c9d11be	106	Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Double_t efficiencyLevel,Double_t centrality=-1,AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
239fe91c	107	Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Int_t &ntracklets, Double_t efficiencyLevel,Double_t centrality=-1,AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
239fe91c	108
29bf19f2	109
567624b5	110	// Signal delta
1d59271b	111	EDetPidStatus GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
1d59271b	112	Double_t GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Bool_t ratio=kFALSE) const;
567624b5	113
355b831b	114	// Probabilities
00a38d07	115	EDetPidStatus ComputePIDProbability (EDetCode detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	116	EDetPidStatus ComputePIDProbability (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
fd21ec8d	117
1c9d11be	118	virtual EDetPidStatus ComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	119	virtual EDetPidStatus ComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	120	virtual EDetPidStatus ComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	121	virtual EDetPidStatus ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
1c9d11be	122	virtual EDetPidStatus ComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	123	virtual EDetPidStatus ComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	124	virtual EDetPidStatus ComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
fd21ec8d	125
355b831b	126	virtual EDetPidStatus ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const;
	127
	128	// pid status
	129	EDetPidStatus CheckPIDStatus(EDetector detCode, const AliVTrack *track) const;
	130
c53e310b	131	AliTOFPIDParams *GetTOFPIDParams() const {return fTOFPIDParams;}
42fcc729	132	Float_t GetTOFMismatchProbability(const AliVTrack *track = NULL) const; // if empty argument return the value stored during TOF probability computation
42fcc729	133
fd21ec8d	134	void SetITSPIDmethod(ITSPIDmethod pmeth) { fITSPIDmethod = pmeth; }
ea235c90	135
4ec8e76d	136	void SetOADBPath(const char* path) {fOADBPath=path;}
80f28562	137	const char *GetOADBPath() const {return fOADBPath.Data();}
00a38d07	138
	139	void SetCustomTPCpidResponse(const char* tpcpid) { fCustomTPCpidResponse = tpcpid; }
	140	const char* GetCustomTPCpidResponse() const { return fCustomTPCpidResponse.Data(); }
	141
d5113358	142	void SetCustomTPCetaMaps(const char* tpcEtaMaps) { fCustomTPCetaMaps = tpcEtaMaps; }
	143	const char* GetCustomTPCetaMaps() const { return fCustomTPCetaMaps.Data(); }
	144
00a38d07	145	void InitialiseEvent(AliVEvent *event, Int_t pass, Int_t run=-1);
ea235c90	146	void SetCurrentFile(const char* file) { fCurrentFile=file; }
87da0205	147
	148	void SetCurrentAliRootRev(Int_t alirootRev) { fCurrentAliRootRev = alirootRev; }
	149	Int_t GetCurrentAliRootRev() const { return fCurrentAliRootRev; }
4ec8e76d	150
00a38d07	151	// cache PID in the track
1c9d11be	152	void SetCachePID(Bool_t cache) { fCachePID=cache; }
	153	Bool_t GetCachePID() const { return fCachePID; }
	154	void FillTrackDetectorPID(const AliVTrack *track, EDetector detector) const;
00a38d07	155	void FillTrackDetectorPID();
00a38d07	156
e96b9916	157	AliVEvent * GetCurrentEvent() const {return fCurrentEvent;}
e96b9916	158
fd21ec8d	159	// User settings for the MC period and reco pass
	160	void SetMCperiod(const char *mcPeriod) {fMCperiodUser=mcPeriod;}
	161	void SetRecoPass(Int_t recoPass) {fRecoPassUser=recoPass;}
80f28562	162
	163	// event info
	164	Float_t GetCurrentCentrality() const {return fCurrCentrality;};
3524bf71	165	void SetCurrentCentrality(Float_t centrality) {fCurrCentrality=centrality;fEMCALResponse.SetCentrality(fCurrCentrality);};
f84b18dd	166	// TPC setting
	167	void SetUseTPCEtaCorrection(Bool_t useEtaCorrection = kTRUE) { fUseTPCEtaCorrection = useEtaCorrection; };
	168	Bool_t UseTPCEtaCorrection() const { return fUseTPCEtaCorrection; };
	169
87da0205	170	void SetUseTPCMultiplicityCorrection(Bool_t useMultiplicityCorrection = kTRUE) { fUseTPCMultiplicityCorrection = useMultiplicityCorrection; };
	171	Bool_t UseTPCMultiplicityCorrection() const { return fUseTPCMultiplicityCorrection; };
	172
0b39f221	173	// TOF setting
c5fb644a	174	void SetTOFtail(Float_t tail=0.9){if(tail > 0) fTOFtail=tail; else printf("TOF tail should be greater than 0 (nothing done)\n");};
5f8db5fe	175	void SetTOFResponse(AliVEvent *vevent,EStartTimeType_t option);
0b39f221	176
539a5a59	177	virtual Float_t GetTPCsignalTunedOnData(const AliVTrack *t) const {return t->GetTPCsignal();};
a2c30af1	178	virtual Float_t GetTOFsignalTunedOnData(const AliVTrack *t) const {return t->GetTOFsignal();};
539a5a59	179	Bool_t IsTunedOnData() const {return fTuneMConData;};
539a5a59	180	void SetTunedOnData(Bool_t flag=kTRUE,Int_t recoPass=0){fTuneMConData = flag; if(recoPass>0) fRecoPassUser = recoPass;};
a2c30af1	181	Int_t GetTunedOnDataMask() const {return fTuneMConDataMask;};
a2c30af1	182	void SetTunedOnDataMask(Int_t detMask) {fTuneMConDataMask = detMask;}
539a5a59	183
5a9dc560	184	// Utilities
	185	TString GetChecksum(const TObject* obj) const;
	186
4ec8e76d	187	AliPIDResponse(const AliPIDResponse &other);
4ec8e76d	188	AliPIDResponse& operator=(const AliPIDResponse &other);
80f28562	189
506c1482	190	EBeamType GetBeamType() const {return fBeamTypeNum;};
506c1482	191
6839b659	192	void SetNoTOFmism(Bool_t value=kTRUE){fNoTOFmism=value;};
c53e310b	193
29bf19f2	194	protected:
567624b5	195	AliITSPIDResponse fITSResponse; //PID response function of the ITS
	196	AliTPCPIDResponse fTPCResponse; //PID response function of the TPC
	197	AliTRDPIDResponse fTRDResponse; //PID response function of the TRD
	198	AliTOFPIDResponse fTOFResponse; //PID response function of the TOF
	199	AliHMPIDPIDResponse fHMPIDResponse; //PID response function of the HMPID
e96b9916	200	AliEMCALPIDResponse fEMCALResponse; //PID response function of the EMCAL
4ec8e76d	201
fd21ec8d	202	Float_t fRange; // nSigma max in likelihood
	203	ITSPIDmethod fITSPIDmethod; // 0 = trunc mean; 1 = likelihood
	204
1c9d11be	205	//unbuffered PID calculation
355b831b	206	virtual Float_t GetNumberOfSigmasTOFold (const AliVParticle /track/, AliPID::EParticleType /type*/) const {return 0;}
1d59271b	207	virtual Float_t GetSignalDeltaTOFold(const AliVParticle /track/, AliPID::EParticleType /type/, Bool_t /ratio*/=kFALSE) const {return -9999.;}
239fe91c	208
239fe91c	209	Int_t CalculateTRDResponse(const AliVTrack *track, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const;
1c9d11be	210	EDetPidStatus GetComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
355b831b	211	EDetPidStatus GetTOFPIDStatus(const AliVTrack *track) const;
355b831b	212
a2c30af1	213	Bool_t fTuneMConData; // switch to force the MC to be similar to data
	214	Int_t fTuneMConDataMask; // select for which detectors enable MC tuning on data
	215
	216
4ec8e76d	217	private:
42fcc729	218	static Float_t fgTOFmismatchProb; // TOF mismatch probability (Bayesian)
42fcc729	219
4ec8e76d	220	Bool_t fIsMC; // If we run on MC data
1c9d11be	221	Bool_t fCachePID;
4ec8e76d	222
4ec8e76d	223	TString fOADBPath; // OADB path to use
00a38d07	224	TString fCustomTPCpidResponse; // Custom TPC Pid Response file for debugging purposes
d5113358	225	TString fCustomTPCetaMaps; // Custom TPC eta map file for debugging purposes
4ec8e76d	226
	227	TString fBeamType; //! beam type (PP) or (PBPB)
	228	TString fLHCperiod; //! LHC period
	229	TString fMCperiodTPC; //! corresponding MC period to use for the TPC splines
fd21ec8d	230	TString fMCperiodUser; // MC prodution requested by the user
ea235c90	231	TString fCurrentFile; //! name of currently processed file
87da0205	232	Int_t fCurrentAliRootRev; //! Aliroot rev. used to reconstruct the data
4ec8e76d	233	Int_t fRecoPass; //! reconstruction pass
fd21ec8d	234	Int_t fRecoPassUser; // reconstruction pass explicitly set by the user
4ec8e76d	235	Int_t fRun; //! current run number
4ec8e76d	236	Int_t fOldRun; //! current run number
78cbd205	237	Float_t fResT0A; //! T0A resolution in current run
	238	Float_t fResT0C; //! T0C resolution in current run
	239	Float_t fResT0AC; //! T0A.and.T0C resolution in current run
fd21ec8d	240
87da0205	241	TObjArray *fArrPidResponseMaster; //! TPC pid splines
	242	TF1 *fResolutionCorrection; //! TPC resolution correction
	243	AliOADBContainer* fOADBvoltageMaps; //! container with the voltage maps
	244	Bool_t fUseTPCEtaCorrection; // Use TPC eta correction
	245	Bool_t fUseTPCMultiplicityCorrection; // Use TPC multiplicity correction
f84b18dd	246
db0e2c5f	247	AliTRDPIDResponseObject *fTRDPIDResponseObject; //! TRD PID Response Object
9c499471	248	AliTRDdEdxParams * fTRDdEdxParams; //! TRD dEdx Response for truncated mean signal
ea235c90	249
0b39f221	250	Float_t fTOFtail; //! TOF tail effect used in TOF probability
b79db598	251	AliTOFPIDParams *fTOFPIDParams; //! TOF PID Params - period depending (OADB loaded)
567624b5	252
567624b5	253	AliHMPIDPIDParams *fHMPIDPIDParams; //! HMPID PID Params (OADB loaded)
e96b9916	254
b2138b40	255	TObjArray *fEMCALPIDParams; //! EMCAL PID Params
b2138b40	256
e96b9916	257	AliVEvent *fCurrentEvent; //! event currently being processed
80f28562	258
80f28562	259	Float_t fCurrCentrality; //! current centrality
42fcc729	260
42fcc729	261	EBeamType fBeamTypeNum; //! beam type enum
355b831b	262
6839b659	263	Bool_t fNoTOFmism; //! flag to switch off the TOF mismatch in the TOF weights (to check with old aliroot version)
6839b659	264
4ec8e76d	265	void ExecNewRun();
	266
	267	//
	268	//setup parametrisations
	269	//
	270
	271	//ITS
	272	void SetITSParametrisation();
	273
	274	//TPC
f84b18dd	275	void SetTPCEtaMaps(Double_t refineFactorMapX = 6.0, Double_t refineFactorMapY = 6.0, Double_t refineFactorSigmaMapX = 6.0,
f84b18dd	276	Double_t refineFactorSigmaMapY = 6.0);
4ec8e76d	277	void SetTPCPidResponseMaster();
	278	void SetTPCParametrisation();
	279	Double_t GetTPCMultiplicityBin(const AliVEvent * const event);
f84b18dd	280
	281	// TPC helpers for the eta maps
	282	void AddPointToHyperplane(TH2D* h, TLinearFitter* linExtrapolation, Int_t binX, Int_t binY);
	283	TH2D* RefineHistoViaLinearInterpolation(TH2D* h, Double_t refineFactorX = 6.0, Double_t refineFactorY = 6.0);
4ec8e76d	284
ea235c90	285	//TRD
	286	void SetTRDPidResponseMaster();
	287	void InitializeTRDResponse();
bd58d4b9	288	void SetTRDSlices(UInt_t TRDslicesForPID[2],AliTRDPIDResponse::ETRDPIDMethod method) const;
9c499471	289	void SetTRDdEdxParams();
ea235c90	290
4ec8e76d	291	//TOF
b79db598	292	void SetTOFPidResponseMaster();
b79db598	293	void InitializeTOFResponse();
b2138b40	294
567624b5	295	//HMPID
	296	void SetHMPIDPidResponseMaster();
	297	void InitializeHMPIDResponse();
	298
b2138b40	299	//EMCAL
	300	void SetEMCALPidResponseMaster();
	301	void InitializeEMCALResponse();
	302
4ec8e76d	303	//
4ec8e76d	304	void SetRecoInfo();
1c9d11be	305
355b831b	306	//-------------------------------------------------
1c9d11be	307	//unbuffered PID calculation
355b831b	308	//
	309
	310	// Number of sigmas
1c9d11be	311	Float_t GetNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
	312	Float_t GetNumberOfSigmasITS (const AliVParticle *track, AliPID::EParticleType type) const;
	313	Float_t GetNumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type) const;
5cd0300d	314	Float_t GetNumberOfSigmasTRD (const AliVParticle *track, AliPID::EParticleType type) const;
355b831b	315	Float_t GetNumberOfSigmasTOF (const AliVParticle *track, AliPID::EParticleType type) const;
567624b5	316	Float_t GetNumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
1c9d11be	317	Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
	318	Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;
	319
355b831b	320	Float_t GetBufferedNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
567624b5	321
567624b5	322	// Signal deltas
1d59271b	323	EDetPidStatus GetSignalDeltaITS(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
1d59271b	324	EDetPidStatus GetSignalDeltaTPC(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
5cd0300d	325	EDetPidStatus GetSignalDeltaTRD(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
1d59271b	326	EDetPidStatus GetSignalDeltaTOF(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
1d59271b	327	EDetPidStatus GetSignalDeltaHMPID(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
355b831b	328
355b831b	329	// Probabilities
1c9d11be	330	EDetPidStatus GetComputePIDProbability (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	331	EDetPidStatus GetComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	332	EDetPidStatus GetComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
506c1482	333	EDetPidStatus GetComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],Bool_t kNoMism=kFALSE) const;
1c9d11be	334	EDetPidStatus GetComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	335	EDetPidStatus GetComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	336	EDetPidStatus GetComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	337
	338	// pid status
	339	EDetPidStatus GetPIDStatus(EDetector det, const AliVTrack *track) const;
	340	EDetPidStatus GetITSPIDStatus(const AliVTrack *track) const;
	341	EDetPidStatus GetTPCPIDStatus(const AliVTrack *track) const;
	342	EDetPidStatus GetTRDPIDStatus(const AliVTrack *track) const;
	343	EDetPidStatus GetHMPIDPIDStatus(const AliVTrack *track) const;
	344	EDetPidStatus GetPHOSPIDStatus(const AliVTrack *track) const;
	345	EDetPidStatus GetEMCALPIDStatus(const AliVTrack *track) const;
	346
6839b659	347	ClassDef(AliPIDResponse, 14); //PID response handling
29bf19f2	348	};
29bf19f2	349
29bf19f2	350	#endif