[u/mrichter/AliRoot.git] / TOF / AliTOFT0maker.h

#ifndef ALITOFT0MAKER_H
#define ALITOFT0MAKER_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id: AliTOFT0maker.h,v 1.8 2010/01/19 16:32:20 noferini Exp $ */

///////////////////////////////////////////////
//					     //
//  Manager class for time zero evaluation   //
//  with TOF informations                    //
//					     //
///////////////////////////////////////////////


#include "TObject.h"

class TH1F;
class AliESDEvent;

class AliTOFcalibHisto;
class AliTOFT0v1;

class AliTOFT0maker : public TObject {
public:
  
  AliTOFT0maker() ;
  virtual ~AliTOFT0maker() ; // dtor
  AliTOFT0maker(const AliTOFT0maker & t);
  AliTOFT0maker & operator=(const AliTOFT0maker & t);
 
  void SetESDdata(Bool_t val=kTRUE){fESDswitch=val;};

  // 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
  Double_t *RemakePID(AliESDEvent *esd,Double_t t0time=0.,Double_t t0sigma=1000.); // t0time and t0sigma in ps

  void      SetTimeResolution(Double_t timeresolution){fTimeResolution=timeresolution;};// TOF timeresolution in [s] e.g. for 120 ps -> 1.2e-10
  Double_t  GetTimeResolution() const {return fTimeResolution;}
  
  void LoadChannelMap(char *filename="$ALICE_ROOT/TOF/enableMap.104892.root"); //load the enable channel map
  void ApplyMask(AliESDEvent * const esd);
  
  void SetNoTOFT0(Bool_t status=kTRUE){fNoTOFT0=status;}; // disable the TOF T0 info
  void SetMaskOffChannel(Bool_t status=kTRUE){fKmask=status;}; // swith for the map off channel
  
 private:
  void TakeTimeRawCorrection(AliESDEvent * const esd);
  void RemakeTOFpid(AliESDEvent *esd,Float_t timezero);
  Double_t GetT0Fill() const;
  
  AliTOFcalibHisto *fCalib; // TOF calibration object pointer
  
  Int_t fnT0; // total number of T0-TOF
  Int_t fiT0; // last T0-TOF used for T0 fill
  Double_t fT0fill[1000];  // array for dynamical t0 fill calculation
  Double_t fT0sigmaTOF[1000]; // array for dynamical t0 fill resolution

  Bool_t fNoTOFT0;   // swithc to avoid T0-TOF is used
  Bool_t fESDswitch; // if you want take the ESD time instead of the raw + time slewing correction
  
  Double_t fCalculated[8]; // contains the parameters with the event time
  Double_t fTimeResolution;  // global time resolution used to calculate T0
  
  Float_t fT0sigma; // T0 resolution
  
  TH1F *fHmapChannel; // histo with the channel map
  Bool_t fKmask; // switch if you want apply a channel filter
  
  static const Int_t fgkNmaxT0step = 500; //number of steps in the t0 fill calculation

  ClassDef(AliTOFT0maker,2);  // Calculate the time zero using TOF detector */
  
};

#endif // ALITOFT0MAKER_H
Commit	Line	Data
8f589502	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 */
536031f2	5
6a4e212e	6	/* $Id: AliTOFT0maker.h,v 1.8 2010/01/19 16:32:20 noferini Exp $ */
8f589502	7
	8	///////////////////////////////////////////////
	9	// //
	10	// Manager class for time zero evaluation //
	11	// with TOF informations //
	12	// //
	13	///////////////////////////////////////////////
	14
	15
	16	#include "TObject.h"
03bd764d	17
	18	class TH1F;
	19	class AliESDEvent;
536031f2	20
	21	class AliTOFcalibHisto;
	22	class AliTOFT0v1;
	23
8f589502	24	class AliTOFT0maker : public TObject {
536031f2	25	public:
	26
	27	AliTOFT0maker() ;
	28	virtual ~AliTOFT0maker() ; // dtor
8f589502	29	AliTOFT0maker(const AliTOFT0maker & t);
8f589502	30	AliTOFT0maker & operator=(const AliTOFT0maker & t);
536031f2	31
	32	void SetESDdata(Bool_t val=kTRUE){fESDswitch=val;};
	33
03bd764d	34	// 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
536031f2	35	Double_t RemakePID(AliESDEvent esd,Double_t t0time=0.,Double_t t0sigma=1000.); // t0time and t0sigma in ps
	36
	37	void SetTimeResolution(Double_t timeresolution){fTimeResolution=timeresolution;};// TOF timeresolution in [s] e.g. for 120 ps -> 1.2e-10
8f589502	38	Double_t GetTimeResolution() const {return fTimeResolution;}
536031f2	39
03bd764d	40	void LoadChannelMap(char *filename="$ALICE_ROOT/TOF/enableMap.104892.root"); //load the enable channel map
	41	void ApplyMask(AliESDEvent * const esd);
	42
	43	void SetNoTOFT0(Bool_t status=kTRUE){fNoTOFT0=status;}; // disable the TOF T0 info
	44	void SetMaskOffChannel(Bool_t status=kTRUE){fKmask=status;}; // swith for the map off channel
	45
536031f2	46	private:
8f589502	47	void TakeTimeRawCorrection(AliESDEvent * const esd);
536031f2	48	void RemakeTOFpid(AliESDEvent *esd,Float_t timezero);
03bd764d	49	Double_t GetT0Fill() const;
03bd764d	50
8f589502	51	AliTOFcalibHisto *fCalib; // TOF calibration object pointer
03bd764d	52
	53	Int_t fnT0; // total number of T0-TOF
	54	Int_t fiT0; // last T0-TOF used for T0 fill
	55	Double_t fT0fill[1000]; // array for dynamical t0 fill calculation
	56	Double_t fT0sigmaTOF[1000]; // array for dynamical t0 fill resolution
536031f2	57
03bd764d	58	Bool_t fNoTOFT0; // swithc to avoid T0-TOF is used
536031f2	59	Bool_t fESDswitch; // if you want take the ESD time instead of the raw + time slewing correction
03bd764d	60
03bd764d	61	Double_t fCalculated[8]; // contains the parameters with the event time
536031f2	62	Double_t fTimeResolution; // global time resolution used to calculate T0
03bd764d	63
8f589502	64	Float_t fT0sigma; // T0 resolution
536031f2	65
03bd764d	66	TH1F *fHmapChannel; // histo with the channel map
	67	Bool_t fKmask; // switch if you want apply a channel filter
	68
	69	static const Int_t fgkNmaxT0step = 500; //number of steps in the t0 fill calculation
	70
	71	ClassDef(AliTOFT0maker,2); // Calculate the time zero using TOF detector */
536031f2	72
	73	};
	74
8f589502	75	#endif // ALITOFT0MAKER_H