[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 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 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 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, const 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;

  // 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;

  Float_t GetTOFMismatchProbability(const AliVTrack *track) const;
  
  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 InitialiseEvent(AliVEvent *event, Int_t pass, Int_t run=-1);
  void SetCurrentFile(const char* file) { fCurrentFile=file; }

  // 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;};

  // TPC setting
  void SetUseTPCEtaCorrection(Bool_t useEtaCorrection = kTRUE) { fUseTPCEtaCorrection = useEtaCorrection; };
  Bool_t UseTPCEtaCorrection() const { return fUseTPCEtaCorrection; };
  
  // TOF setting
  void SetTOFtail(Float_t tail=1.1){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();};
  Bool_t IsTunedOnData() const {return fTuneMConData;};
  void SetTunedOnData(Bool_t flag=kTRUE,Int_t recoPass=0){fTuneMConData = flag; if(recoPass>0) fRecoPassUser = recoPass;};

  AliPIDResponse(const AliPIDResponse &other);
  AliPIDResponse& operator=(const AliPIDResponse &other);

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

private:
  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 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   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

  AliTRDPIDResponseObject *fTRDPIDResponseObject; //! TRD PID Response Object

  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
  
  Bool_t fTuneMConData;                // switch to force the MC to be similar to data (dE/dx)
  
  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;

  //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 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 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[]) 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, 11);  //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;
	33	class AliTOFPIDParams;
567624b5	34	class AliHMPIDPIDParams;
1c9d11be	35	class AliOADBContainer;
29bf19f2	36
	37	class AliPIDResponse : public TNamed {
	38	public:
4ec8e76d	39	AliPIDResponse(Bool_t isMC=kFALSE);
4ec8e76d	40	virtual ~AliPIDResponse();
29bf19f2	41
00a38d07	42	enum EDetector {
	43	kITS=0,
	44	kTPC=1,
	45	kTRD=2,
	46	kTOF=3,
	47	kHMPID=4,
	48	kEMCAL=5,
	49	kPHOS=6,
	50	kNdetectors=7
	51	};
	52
fd21ec8d	53	enum EDetCode {
	54	kDetITS = 0x1,
	55	kDetTPC = 0x2,
	56	kDetTRD = 0x4,
	57	kDetTOF = 0x8,
	58	kDetHMPID = 0x10,
	59	kDetEMCAL = 0x20,
	60	kDetPHOS = 0x40
	61	};
	62
29bf19f2	63	enum EStartTimeType_t {kFILL_T0,kTOF_T0, kT0_T0, kBest_T0};
fd21ec8d	64
	65	enum ITSPIDmethod { kITSTruncMean, kITSLikelihood };
	66
	67	enum EDetPidStatus {
	68	kDetNoSignal=0,
	69	kDetPidOk=1,
355b831b	70	kDetMismatch=2,
355b831b	71	kDetNoParams=3
fd21ec8d	72	};
f84b18dd	73
29bf19f2	74	AliITSPIDResponse &GetITSResponse() {return fITSResponse;}
	75	AliTPCPIDResponse &GetTPCResponse() {return fTPCResponse;}
	76	AliTOFPIDResponse &GetTOFResponse() {return fTOFResponse;}
	77	AliTRDPIDResponse &GetTRDResponse() {return fTRDResponse;}
e96b9916	78	AliEMCALPIDResponse &GetEMCALResponse() {return fEMCALResponse;}
f84b18dd	79
355b831b	80	// -----------------------------------------
	81	// buffered getters
	82	//
	83
	84	// Number of sigmas
	85	EDetPidStatus NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val) const;
	86
00a38d07	87	Float_t NumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
29bf19f2	88
00a38d07	89	virtual Float_t NumberOfSigmasITS (const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	90	virtual Float_t NumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type) const;
f84b18dd	91	virtual Float_t NumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type, AliTPCPIDResponse::ETPCdEdxSource dedxSource) const;
00a38d07	92	virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
1c9d11be	93	virtual Float_t NumberOfSigmasTOF (const AliVParticle *track, AliPID::EParticleType type) const;
355b831b	94	virtual Float_t NumberOfSigmasTOF (const AliVParticle track, AliPID::EParticleType type, const Float_t /timeZeroTOF*/) const { return NumberOfSigmasTOF(track,type); }
567624b5	95	virtual Float_t NumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	96	virtual Float_t NumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;
00a38d07	97
1c9d11be	98	Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Double_t efficiencyLevel,Double_t centrality=-1,AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
29bf19f2	99
567624b5	100	// Signal delta
1d59271b	101	EDetPidStatus GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
1d59271b	102	Double_t GetSignalDelta(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type, Bool_t ratio=kFALSE) const;
567624b5	103
355b831b	104	// Probabilities
00a38d07	105	EDetPidStatus ComputePIDProbability (EDetCode detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	106	EDetPidStatus ComputePIDProbability (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
fd21ec8d	107
1c9d11be	108	virtual EDetPidStatus ComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	109	virtual EDetPidStatus ComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	110	virtual EDetPidStatus ComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	111	virtual EDetPidStatus ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
1c9d11be	112	virtual EDetPidStatus ComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	113	virtual EDetPidStatus ComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	114	virtual EDetPidStatus ComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
fd21ec8d	115
355b831b	116	virtual EDetPidStatus ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod) const;
	117
	118	// pid status
	119	EDetPidStatus CheckPIDStatus(EDetector detCode, const AliVTrack *track) const;
	120
97d17530	121	Float_t GetTOFMismatchProbability(const AliVTrack *track) const;
97d17530	122
fd21ec8d	123	void SetITSPIDmethod(ITSPIDmethod pmeth) { fITSPIDmethod = pmeth; }
ea235c90	124
4ec8e76d	125	void SetOADBPath(const char* path) {fOADBPath=path;}
80f28562	126	const char *GetOADBPath() const {return fOADBPath.Data();}
00a38d07	127
	128	void SetCustomTPCpidResponse(const char* tpcpid) { fCustomTPCpidResponse = tpcpid; }
	129	const char* GetCustomTPCpidResponse() const { return fCustomTPCpidResponse.Data(); }
	130
	131	void InitialiseEvent(AliVEvent *event, Int_t pass, Int_t run=-1);
ea235c90	132	void SetCurrentFile(const char* file) { fCurrentFile=file; }
4ec8e76d	133
00a38d07	134	// cache PID in the track
1c9d11be	135	void SetCachePID(Bool_t cache) { fCachePID=cache; }
	136	Bool_t GetCachePID() const { return fCachePID; }
	137	void FillTrackDetectorPID(const AliVTrack *track, EDetector detector) const;
00a38d07	138	void FillTrackDetectorPID();
00a38d07	139
e96b9916	140	AliVEvent * GetCurrentEvent() const {return fCurrentEvent;}
e96b9916	141
fd21ec8d	142	// User settings for the MC period and reco pass
	143	void SetMCperiod(const char *mcPeriod) {fMCperiodUser=mcPeriod;}
	144	void SetRecoPass(Int_t recoPass) {fRecoPassUser=recoPass;}
80f28562	145
	146	// event info
	147	Float_t GetCurrentCentrality() const {return fCurrCentrality;};
	148
f84b18dd	149	// TPC setting
	150	void SetUseTPCEtaCorrection(Bool_t useEtaCorrection = kTRUE) { fUseTPCEtaCorrection = useEtaCorrection; };
	151	Bool_t UseTPCEtaCorrection() const { return fUseTPCEtaCorrection; };
	152
0b39f221	153	// TOF setting
0b39f221	154	void SetTOFtail(Float_t tail=1.1){if(tail > 0) fTOFtail=tail; else printf("TOF tail should be greater than 0 (nothing done)\n");};
5f8db5fe	155	void SetTOFResponse(AliVEvent *vevent,EStartTimeType_t option);
0b39f221	156
539a5a59	157	virtual Float_t GetTPCsignalTunedOnData(const AliVTrack *t) const {return t->GetTPCsignal();};
	158	Bool_t IsTunedOnData() const {return fTuneMConData;};
	159	void SetTunedOnData(Bool_t flag=kTRUE,Int_t recoPass=0){fTuneMConData = flag; if(recoPass>0) fRecoPassUser = recoPass;};
	160
4ec8e76d	161	AliPIDResponse(const AliPIDResponse &other);
4ec8e76d	162	AliPIDResponse& operator=(const AliPIDResponse &other);
80f28562	163
29bf19f2	164
29bf19f2	165	protected:
567624b5	166	AliITSPIDResponse fITSResponse; //PID response function of the ITS
	167	AliTPCPIDResponse fTPCResponse; //PID response function of the TPC
	168	AliTRDPIDResponse fTRDResponse; //PID response function of the TRD
	169	AliTOFPIDResponse fTOFResponse; //PID response function of the TOF
	170	AliHMPIDPIDResponse fHMPIDResponse; //PID response function of the HMPID
e96b9916	171	AliEMCALPIDResponse fEMCALResponse; //PID response function of the EMCAL
4ec8e76d	172
fd21ec8d	173	Float_t fRange; // nSigma max in likelihood
	174	ITSPIDmethod fITSPIDmethod; // 0 = trunc mean; 1 = likelihood
	175
1c9d11be	176	//unbuffered PID calculation
355b831b	177	virtual Float_t GetNumberOfSigmasTOFold (const AliVParticle /track/, AliPID::EParticleType /type*/) const {return 0;}
1d59271b	178	virtual Float_t GetSignalDeltaTOFold(const AliVParticle /track/, AliPID::EParticleType /type/, Bool_t /ratio*/=kFALSE) const {return -9999.;}
567624b5	179
1c9d11be	180	EDetPidStatus GetComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[],AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D) const;
355b831b	181	EDetPidStatus GetTOFPIDStatus(const AliVTrack *track) const;
355b831b	182
4ec8e76d	183	private:
4ec8e76d	184	Bool_t fIsMC; // If we run on MC data
1c9d11be	185	Bool_t fCachePID;
4ec8e76d	186
4ec8e76d	187	TString fOADBPath; // OADB path to use
00a38d07	188	TString fCustomTPCpidResponse; // Custom TPC Pid Response file for debugging purposes
4ec8e76d	189
	190	TString fBeamType; //! beam type (PP) or (PBPB)
	191	TString fLHCperiod; //! LHC period
	192	TString fMCperiodTPC; //! corresponding MC period to use for the TPC splines
fd21ec8d	193	TString fMCperiodUser; // MC prodution requested by the user
ea235c90	194	TString fCurrentFile; //! name of currently processed file
4ec8e76d	195	Int_t fRecoPass; //! reconstruction pass
fd21ec8d	196	Int_t fRecoPassUser; // reconstruction pass explicitly set by the user
4ec8e76d	197	Int_t fRun; //! current run number
4ec8e76d	198	Int_t fOldRun; //! current run number
78cbd205	199	Float_t fResT0A; //! T0A resolution in current run
	200	Float_t fResT0C; //! T0C resolution in current run
	201	Float_t fResT0AC; //! T0A.and.T0C resolution in current run
fd21ec8d	202
4ec8e76d	203	TObjArray *fArrPidResponseMaster; //! TPC pid splines
4ec8e76d	204	TF1 *fResolutionCorrection; //! TPC resolution correction
644666df	205	AliOADBContainer* fOADBvoltageMaps; //! container with the voltage maps
f84b18dd	206	Bool_t fUseTPCEtaCorrection; // Use TPC eta correction
f84b18dd	207
db0e2c5f	208	AliTRDPIDResponseObject *fTRDPIDResponseObject; //! TRD PID Response Object
ea235c90	209
0b39f221	210	Float_t fTOFtail; //! TOF tail effect used in TOF probability
b79db598	211	AliTOFPIDParams *fTOFPIDParams; //! TOF PID Params - period depending (OADB loaded)
567624b5	212
567624b5	213	AliHMPIDPIDParams *fHMPIDPIDParams; //! HMPID PID Params (OADB loaded)
e96b9916	214
b2138b40	215	TObjArray *fEMCALPIDParams; //! EMCAL PID Params
b2138b40	216
e96b9916	217	AliVEvent *fCurrentEvent; //! event currently being processed
80f28562	218
80f28562	219	Float_t fCurrCentrality; //! current centrality
4ec8e76d	220
539a5a59	221	Bool_t fTuneMConData; // switch to force the MC to be similar to data (dE/dx)
355b831b	222
4ec8e76d	223	void ExecNewRun();
	224
	225	//
	226	//setup parametrisations
	227	//
	228
	229	//ITS
	230	void SetITSParametrisation();
	231
	232	//TPC
f84b18dd	233	void SetTPCEtaMaps(Double_t refineFactorMapX = 6.0, Double_t refineFactorMapY = 6.0, Double_t refineFactorSigmaMapX = 6.0,
f84b18dd	234	Double_t refineFactorSigmaMapY = 6.0);
4ec8e76d	235	void SetTPCPidResponseMaster();
	236	void SetTPCParametrisation();
	237	Double_t GetTPCMultiplicityBin(const AliVEvent * const event);
f84b18dd	238
	239	// TPC helpers for the eta maps
	240	void AddPointToHyperplane(TH2D* h, TLinearFitter* linExtrapolation, Int_t binX, Int_t binY);
	241	TH2D* RefineHistoViaLinearInterpolation(TH2D* h, Double_t refineFactorX = 6.0, Double_t refineFactorY = 6.0);
4ec8e76d	242
ea235c90	243	//TRD
	244	void SetTRDPidResponseMaster();
	245	void InitializeTRDResponse();
bd58d4b9	246	void SetTRDSlices(UInt_t TRDslicesForPID[2],AliTRDPIDResponse::ETRDPIDMethod method) const;
ea235c90	247
4ec8e76d	248	//TOF
b79db598	249	void SetTOFPidResponseMaster();
b79db598	250	void InitializeTOFResponse();
b2138b40	251
567624b5	252	//HMPID
	253	void SetHMPIDPidResponseMaster();
	254	void InitializeHMPIDResponse();
	255
b2138b40	256	//EMCAL
	257	void SetEMCALPidResponseMaster();
	258	void InitializeEMCALResponse();
	259
4ec8e76d	260	//
4ec8e76d	261	void SetRecoInfo();
1c9d11be	262
355b831b	263	//-------------------------------------------------
1c9d11be	264	//unbuffered PID calculation
355b831b	265	//
	266
	267	// Number of sigmas
1c9d11be	268	Float_t GetNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
	269	Float_t GetNumberOfSigmasITS (const AliVParticle *track, AliPID::EParticleType type) const;
	270	Float_t GetNumberOfSigmasTPC (const AliVParticle *track, AliPID::EParticleType type) const;
355b831b	271	Float_t GetNumberOfSigmasTOF (const AliVParticle *track, AliPID::EParticleType type) const;
567624b5	272	Float_t GetNumberOfSigmasHMPID(const AliVParticle *track, AliPID::EParticleType type) const;
1c9d11be	273	Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type, Double_t &eop, Double_t showershape[4]) const;
	274	Float_t GetNumberOfSigmasEMCAL(const AliVParticle *track, AliPID::EParticleType type) const;
	275
355b831b	276	Float_t GetBufferedNumberOfSigmas(EDetector detCode, const AliVParticle *track, AliPID::EParticleType type) const;
567624b5	277
567624b5	278	// Signal deltas
1d59271b	279	EDetPidStatus GetSignalDeltaITS(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
	280	EDetPidStatus GetSignalDeltaTPC(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
	281	EDetPidStatus GetSignalDeltaTOF(const AliVParticle *track, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
	282	EDetPidStatus GetSignalDeltaHMPID(const AliVParticle *vtrack, AliPID::EParticleType type, Double_t &val, Bool_t ratio=kFALSE) const;
355b831b	283
355b831b	284	// Probabilities
1c9d11be	285	EDetPidStatus GetComputePIDProbability (EDetector detCode, const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	286	EDetPidStatus GetComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	287	EDetPidStatus GetComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	288	EDetPidStatus GetComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	289	EDetPidStatus GetComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	290	EDetPidStatus GetComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
	291	EDetPidStatus GetComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
355b831b	292
	293	// pid status
	294	EDetPidStatus GetPIDStatus(EDetector det, const AliVTrack *track) const;
	295	EDetPidStatus GetITSPIDStatus(const AliVTrack *track) const;
	296	EDetPidStatus GetTPCPIDStatus(const AliVTrack *track) const;
	297	EDetPidStatus GetTRDPIDStatus(const AliVTrack *track) const;
	298	EDetPidStatus GetHMPIDPIDStatus(const AliVTrack *track) const;
	299	EDetPidStatus GetPHOSPIDStatus(const AliVTrack *track) const;
	300	EDetPidStatus GetEMCALPIDStatus(const AliVTrack *track) const;
	301
f84b18dd	302	ClassDef(AliPIDResponse, 11); //PID response handling
29bf19f2	303	};
29bf19f2	304
29bf19f2	305	#endif