1 #ifndef ALITOFT0MAKER_H
2 #define ALITOFT0MAKER_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
6 /* $Id: AliTOFT0maker.h,v 1.8 2010/01/19 16:32:20 noferini Exp $ */
8 ///////////////////////////////////////////////
10 // Manager class for time zero evaluation //
11 // with TOF informations //
13 ///////////////////////////////////////////////
25 class AliTOFT0maker : public TObject {
28 AliTOFT0maker() ; // default constructor
29 AliTOFT0maker(AliESDpid *externalPID, AliTOFcalib *tofCalib=NULL); // overloaded constructor
30 virtual ~AliTOFT0maker() ; // dtor
32 // return (fCalculated[0]=event time -- fCalculated[1]=sigma event time in ps -- fCalculated[2]=mean event time for each fill -- fCalculated[3]=number of tracks at the TOF level) if you can subtruct the event time; return NULL if there is no event time
33 Double_t *ComputeT0TOF(AliESDEvent *esd,Double_t t0time=0.,Double_t t0sigma=1000.); // t0time and t0sigma in ps
34 void ApplyT0TOF(AliESDEvent *esd);
35 Float_t GetExpectedSigma(Float_t mom, Float_t tof, Float_t mass);
36 Double_t *GetT0p(Float_t p);
38 void SetTimeResolution(Double_t timeresolution){fTimeResolution=timeresolution;};// TOF timeresolution in [ps]
39 Double_t GetTimeResolution() const {return fTimeResolution;} // Get TOF Time Resolution
40 void SetT0FillWidth(Float_t width){if(width > 50) fT0width = width; else fT0width=150;}; // in ps
42 void LoadChannelMap(char *filename="$ALICE_ROOT/TOF/enableMap.104892.root"); //load the enable channel map
43 void ApplyMask(AliESDEvent * const esd); // Apply the channel mask
45 void SetNoTOFT0(Bool_t status=kTRUE){fNoTOFT0=status;}; // disable the TOF T0 info
46 void SetMaskOffChannel(Bool_t status=kTRUE){fKmask=status;}; // switch for the map off channel
48 Float_t TuneForMC(AliESDEvent *esd); // set enabled channeld, add a smeared t0, add a TOF smearing, return true(smeared) T0 event
50 void SetT0spread(Float_t t0spread){fT0spreadExt=t0spread;}; // get T0spread
51 Float_t GetT0spread() const {return fT0spreadExt;} // get T0spread
53 void SetT0fill(Float_t t0fill){fT0fillExt=t0fill;};
55 void WriteInESD(AliESDEvent *esd);
59 AliTOFT0maker(const AliTOFT0maker &);
60 AliTOFT0maker & operator=(const AliTOFT0maker &);
62 void SetTOFResponse();
64 AliTOFT0v1 *fT0TOF; // T0-TOF
65 AliESDpid *fPIDesd; // PID esd
66 Bool_t fExternalPIDFlag; // external PID flag
67 AliTOFcalib *fTOFcalib; // TOF calibration
69 Bool_t fNoTOFT0; // switch to avoid T0-TOF is used
73 Double_t fCalculated[10]; // contains the parameters with the event time
75 Double_t fT0cur[2]; // current T0 and T0 sigma
77 Double_t fTimeResolution; // global time resolution used to calculate T0
79 Float_t fT0sigma; // T0 resolution
81 TH1F *fHmapChannel; // histo with the channel map
82 Bool_t fKmask; // switch if you want apply a channel filter
84 Float_t fT0width; // T0 FILL width
87 Float_t fT0fillExt; // t0spread if set
89 ClassDef(AliTOFT0maker,2); // Calculate the time zero using TOF detector */
93 #endif // ALITOFT0MAKER_H