// 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 "AliVParticle.h"
-#include "AliVTrack.h"
+#include "AliPID.h"
#include "TNamed.h"
-class AliVEvent;
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,
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
+ kDetMismatch=2,
+ kDetNoParams=3
};
-
+
AliITSPIDResponse &GetITSResponse() {return fITSResponse;}
AliTPCPIDResponse &GetTPCResponse() {return fTPCResponse;}
AliTOFPIDResponse &GetTOFResponse() {return fTOFResponse;}
AliTRDPIDResponse &GetTRDResponse() {return fTRDResponse;}
AliEMCALPIDResponse &GetEMCALResponse() {return fEMCALResponse;}
- Float_t NumberOfSigmas(EDetCode detCode, const AliVParticle *track, AliPID::EParticleType type) const;
+ // -----------------------------------------
+ // 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;
- 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 NumberOfSigmasEMCAL(const AliVTrack *track, AliPID::EParticleType type) const;
- virtual Float_t NumberOfSigmasTOF(const AliVParticle *track, AliPID::EParticleType type) const = 0;
- virtual Bool_t IdentifiedAsElectronTRD(const AliVTrack *track, Double_t efficiencyLevel) 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;
- EDetPidStatus ComputePIDProbability (EDetCode detCode, 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;
- EDetPidStatus ComputeITSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputeTPCProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputeTOFProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputeTRDProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputeEMCALProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputePHOSProbability (const AliVTrack *track, Int_t nSpecies, Double_t p[]) const;
- EDetPidStatus ComputeHMPIDProbability(const AliVTrack *track, Int_t nSpecies, Double_t p[]) 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; }
- virtual void SetTOFResponse(AliVEvent */*event*/,EStartTimeType_t /*option*/) {;}
- void SetTRDslicesForPID(UInt_t slice1, UInt_t slice2) {fTRDslicesForPID[0]=slice1;fTRDslicesForPID[1]=slice2;}
void SetOADBPath(const char* path) {fOADBPath=path;}
- void InitialiseEvent(AliVEvent *event, Int_t pass);
+ 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; }
+
+ 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);
-
+
+
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
+ 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 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
+ 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
- AliTRDPIDParams *fTRDPIDParams; //! TRD PID Params
- AliTRDPIDReference *fTRDPIDReference; //! TRD PID References
- UInt_t fTRDslicesForPID[2]; //! TRD PID slices
+ AliTRDPIDResponseObject *fTRDPIDResponseObject; //! TRD PID Response Object
+ AliTRDdEdxParams * fTRDdEdxParams; //! TRD dEdx Response for truncated mean signal
- Int_t fTOFTimeZeroType; //! default start time type for tof (ESD)
- Float_t fTOFres; //! TOF resolution
+ 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
void ExecNewRun();
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
+ //
- ClassDef(AliPIDResponse,2); //PID response handling
-};
+ // 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[]) 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;
-inline Float_t AliPIDResponse::NumberOfSigmasTPC(const AliVParticle *vtrack, AliPID::EParticleType type) const {
- AliVTrack *track=(AliVTrack*)vtrack;
- Double_t mom = track->GetTPCmomentum();
- Double_t sig = track->GetTPCsignal();
- UInt_t sigN = track->GetTPCsignalN();
-
- Double_t nSigma = -999.;
- if (sigN>0) nSigma=fTPCResponse.GetNumberOfSigmas(mom,sig,sigN,type);
-
- return nSigma;
-}
-
-inline Float_t AliPIDResponse::NumberOfSigmasITS(const AliVParticle *vtrack, AliPID::EParticleType type) const {
- AliVTrack *track=(AliVTrack*)vtrack;
- Float_t dEdx=track->GetITSsignal();
- if (dEdx<=0) return -999.;
-
- UChar_t clumap=track->GetITSClusterMap();
- Int_t nPointsForPid=0;
- for(Int_t i=2; i<6; i++){
- if(clumap&(1<<i)) ++nPointsForPid;
- }
- Float_t mom=track->P();
- Bool_t isSA=kTRUE;
- if(track->GetTPCNcls()>0) isSA=kFALSE;
- return fITSResponse.GetNumberOfSigmas(mom,dEdx,type,nPointsForPid,isSA);
-}
+ ClassDef(AliPIDResponse, 13); //PID response handling
+};
#endif