[u/mrichter/AliRoot.git] / TRD / AliTRDCalibraFit.h

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

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  TRD calibration class for the HLT parameters                             //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#ifndef ROOT_TObject
#  include <TObject.h>
#endif

class TTree;
class TProfile2D;
class TGraphErrors;
class TObjArray;
class TH1I;
class TH1;
class TH1F;
class TH2I;
class TH2F;
class TF1;
class TTreeSRedirector;

class AliLog;

class AliTRDCalibraMode;
class AliTRDCalibraVector;
class AliTRDCalibraVdriftLinearFit;
class AliTRDCalDet;
class AliTRDCalROC;
class AliTRDgeometry;

class AliTRDCalibraFit : public TObject {

 public: 

  // Instance
  static AliTRDCalibraFit *Instance();
  static void Terminate();
  static void Destroy();

  AliTRDCalibraFit(const AliTRDCalibraFit &c);
  AliTRDCalibraFit &operator=(const AliTRDCalibraFit &) { return *this; }

  // Functions fit for CH
          Bool_t   AnalyseCH(TH2I *ch);
	  Bool_t   AnalyseCH(AliTRDCalibraVector *calvect);
	          
  // Functions fit for PH       
          Bool_t   AnalysePH(TProfile2D *ph);
	  Bool_t   AnalysePH(AliTRDCalibraVector *calvect);
         
 // Functions fit for PRF
          Bool_t   AnalysePRF(TProfile2D *prf);
	  Bool_t   AnalysePRF(AliTRDCalibraVector *calvect);
      
	  Bool_t   AnalysePRFMarianFit(TProfile2D *prf);
	  Bool_t   AnalysePRFMarianFit(AliTRDCalibraVector *calvect);
	  
 // Functions fit for vdrift/lorentzangle
	  Bool_t   AnalyseLinearFitters(AliTRDCalibraVdriftLinearFit *calivdli);
	  
  // Pad Calibration
	  Bool_t   SetModeCalibration(const char *name, Int_t i);

  //Reset Function
	  void     ResetVectorFit();

  // Some functions
	  Double_t *CalculPolynomeLagrange2(Double_t *x, Double_t *y) const;
	  Double_t *CalculPolynomeLagrange3(Double_t *x, Double_t *y) const;
	  Double_t *CalculPolynomeLagrange4(Double_t *x, Double_t *y) const;

  // Fill the database
	  AliTRDCalDet *CreateDetObjectVdrift(TObjArray *vectorFit, Bool_t perdetector = kFALSE);
	  AliTRDCalDet *CreateDetObjectGain(TObjArray *vectorFit, Double_t scaleFitFactor, Bool_t perdetector = kFALSE);
	  AliTRDCalDet *CreateDetObjectT0(TObjArray *vectorFit, Bool_t perdetector = kFALSE);
	  AliTRDCalDet *CreateDetObjectLorentzAngle(TObjArray *vectorFit);
	  
	  TObject      *CreatePadObjectGain(TObjArray *vectorFit = 0, Double_t scaleFitFactor = 1.0, AliTRDCalDet *detobject = 0);
	  TObject      *CreatePadObjectVdrift(TObjArray *vectorFit = 0, AliTRDCalDet *detobject = 0);
	  TObject      *CreatePadObjectT0(TObjArray *vectorFit = 0, AliTRDCalDet *detobject = 0);
	  TObject      *CreatePadObjectPRF(TObjArray *vectorFit);

  // Outliers stats
	  AliTRDCalDet *MakeOutliersStatDet(TObjArray *vectorFit, const char *name, Double_t &mean);
	  TObject      *MakeOutliersStatPad(TObjArray *vectorFit, const char *name, Double_t &mean);


  // Correct the error
  TH1F            *CorrectTheError(TGraphErrors *hist);
    
  //
  // Set or Get the variables
  //
 
  // Fit
          void     ChooseMethod(Short_t method)                              { fMethod = method;               }
	  void     SetBeginFitCharge(Float_t beginFitCharge);   
	  void     SetPeriodeFitPH(Int_t periodeFitPH);   
	  void     SetTakeTheMaxPH()                                         { fTakeTheMaxPH   = kTRUE;        }
	  void     SetT0Shift(Float_t t0Shift); 
          void     SetRangeFitPRF(Float_t rangeFitPRF);     
       	  void     SetAccCDB()                                               { fAccCDB         = kTRUE;        }
          void     SetMinEntries(Int_t minEntries);                    
	  void     SetRebin(Short_t rebin);
  
	  Int_t    GetPeriodeFitPH() const                                   { return fFitPHPeriode;           }
	  Bool_t   GetTakeTheMaxPH() const                                   { return fTakeTheMaxPH;           }
  	  Float_t  GetT0Shift() const                                        { return fT0Shift;                }
          Float_t  GetRangeFitPRF() const                                    { return fRangeFitPRF;            }
	  Bool_t   GetAccCDB() const                                         { return fAccCDB;                 }
          Int_t    GetMinEntries() const                                     { return fMinEntries;             }
	  Short_t  GetRebin() const                                          { return fRebin;                  }

  // Statistics
          Int_t    GetNumberFit() const                                      { return fNumberFit;              }
	  Int_t    GetNumberFitSuccess() const                               { return fNumberFitSuccess;       }
	  Int_t    GetNumberEnt() const                                      { return fNumberEnt;              }
          Double_t GetStatisticMean() const                                  { return fStatisticMean;          }
	
  
  // Debug
          void     SetDebugLevel(Short_t level)                              { fDebugLevel = level;           }
	  void     SetDet(Int_t iPlane, Int_t iChamb, Int_t iSect)           { fDet[0]  = iPlane; 
                                                                               fDet[1]  = iChamb; 
                                                                               fDet[2]  = iSect;               }
          void     SetFitVoir(Int_t fitVoir)                                 { fFitVoir = fitVoir;             }
 // Magnetic field  
	  void     SetMagneticField(Float_t magneticfield)                   { fMagneticField = magneticfield; }

 // Get the scale factor
           Double_t GetScaleFitFactor() const                                { return fScaleFitFactor;         }

  // Vector Fit getter
          TObjArray  GetVectorFit() const                                    { return fVectorFit;              }
	  TObjArray  GetVectorFit2() const                                   { return fVectorFit2;             }

	  // AliTRDCalibraMode
	  AliTRDCalibraMode *GetCalibraMode()                                { return fCalibraMode;            }

 protected:

  // Geometry
  AliTRDgeometry  *fGeo;                    //! The TRD geometry


          Int_t        fNumberOfBinsExpected;  // Number of bins expected  
  
 // Fit
	  Short_t      fMethod;                // Method
	  Float_t      fBeginFitCharge;        // The fit begins at mean/fBeginFitCharge for the gain calibration
	  Int_t        fFitPHPeriode;          // Periode of the fit PH
       	  Bool_t       fTakeTheMaxPH;          // Take the Max for the T0 determination
          Float_t      fT0Shift;               // T0 Shift with the actual method
          Float_t      fRangeFitPRF;           // The fit range for the PRF is -fRangeFitPRF +fRangeFitPRF
	  Bool_t       fAccCDB;                // If there is a calibration database to be compared with....
	  Int_t        fMinEntries;            // Min Entries to fit the histo
	  Short_t      fRebin;                 // If you want to rebin the histo for the gain calibration 
         
  // Statistics      
          Int_t        fNumberFit;             // To know how many pad groups have been fitted
	  Int_t        fNumberFitSuccess;      // To know how many pad groups have been fitted successfully
	  Int_t        fNumberEnt;             // To know how many pad groups have entries in the histo
          Double_t     fStatisticMean;         // To know the mean statistic of the histos


  // Debug Modes
  TTreeSRedirector   *fDebugStreamer;         //!Debug streamer
          Short_t     fDebugLevel;            // Flag for debugging
          Int_t       fDet[3];                // Detector  visualised (plane,chamb,sect) si debugging == 3 or 4
          Int_t       fFitVoir;               // Fit visualised si debugging == 2

  // Magnetic field lorentz angle
	  Float_t     fMagneticField;        // Magnetic field lorentz angle

  // Calibra objects

	  AliTRDCalibraMode *fCalibraMode;  // The calibration mode
	  
  // Current values of the coefficients found and ect...
          Float_t  fCurrentCoef[2];         // Current coefs  
	  Float_t  fCurrentCoefE;           // Current coefs error 
	  Float_t  fCurrentCoef2[2];        // Current coefs  
	  Float_t  fCurrentCoefE2;          // Current coefs error   
	  Float_t  fPhd[3];                 // Begin AR and DR
	  Int_t    fDect1;                  // First calibration group that will be called to be maybe fitted
          Int_t    fDect2;                  // Last calibration group that will be called to be maybe fitted
          Double_t fScaleFitFactor;         // Scale factor of the fit results for the gain
	  Int_t    fEntriesCurrent;         // Entries in the current histo
	  Int_t    fCountDet;               // Current detector
          Int_t    fCount;                  // When the next detector comes
  
  // Current calib object
	  AliTRDCalDet *fCalDet;            // Current calib object
	  AliTRDCalROC *fCalROC;            // Current calib object
	  AliTRDCalDet *fCalDet2;           // Current calib object
	  AliTRDCalROC *fCalROC2;           // Current calib object
         
  // Current values detector

	  Float_t *fCurrentCoefDetector;     // Current values for the detector 
	  Float_t *fCurrentCoefDetector2;    // Current values for the detector   

	  class AliTRDFitInfo : public TObject {

	  public:
	    
	    AliTRDFitInfo()
	      :TObject()
	      ,fCoef(0x0)
	      ,fDetector(-1)                                   { }    
	    AliTRDFitInfo(const AliTRDFitInfo &i) 
	      :TObject(i)
	      ,fCoef(0x0)
	      ,fDetector(-1)                                   { }
	    AliTRDFitInfo &operator=(const AliTRDFitInfo&)     { return *this;            }
	    virtual ~AliTRDFitInfo()                           { }
	    
	    void      SetCoef(Float_t *coef)                   { fCoef     = coef;        }
	    void      SetDetector(Int_t detector)              { fDetector = detector;    }
	    
	    Float_t  *GetCoef() const                          { return fCoef;            }
	    Int_t     GetDetector() const                      { return fDetector;        }
	    
	  protected:
	    
	    Float_t  *fCoef;                        // Relative coefficient for each group of the detector
	    Int_t     fDetector;                    // Detector number
	    
	  };

	  TObjArray       fVectorFit;            // Vectors to fit
	  TObjArray       fVectorFit2;           // Vectors to fit
   
  //
  // A lot of internal functions......
  //

  // Init AliTRDCalibraFit
       	  Bool_t   InitFit(Int_t nbins, Int_t i);
	  Bool_t   InitFitCH();
	  Bool_t   InitFitPH();
	  Bool_t   InitFitPRF();
	  Bool_t   InitFitLinearFitter();
	  
 // Not enough Statistics
	  Bool_t   NotEnoughStatisticCH(Int_t idect);
	  Bool_t   NotEnoughStatisticPH(Int_t idect);
	  Bool_t   NotEnoughStatisticPRF(Int_t idect);
	  Bool_t   NotEnoughStatisticLinearFitter();

 // Fill Infos Fit
	  Bool_t   FillInfosFitCH(Int_t idect);
	  Bool_t   FillInfosFitPH(Int_t idect);
	  Bool_t   FillInfosFitPRF(Int_t idect);
	  Bool_t   FillInfosFitLinearFitter();

	  void     FillFillCH(Int_t idect);
	  void     FillFillPH(Int_t idect);
	  void     FillFillPRF(Int_t idect);
	  void     FillFillLinearFitter();

	  Bool_t   FillVectorFit();
	  Bool_t   FillVectorFit2();
	 	  
 // Functions... 
          void     InitfCountDetAndfCount(Int_t i);
	  void     CalculNumberOfBinsExpected(Int_t i);
	  void     CalculDect1Dect2(Int_t i);
          void     UpdatefCountDetAndfCount(Int_t idect, Int_t i);
          void     ReconstructFitRowMinRowMax(Int_t idect, Int_t i);
	  Bool_t   CheckFitVoir();
	  void     NormierungCharge();
	  Bool_t   SetNrphiFromTObject(const char *name, Int_t i);
	  Bool_t   SetNzFromTObject(const char *name, Int_t i);
	  Int_t    GetNumberOfGroupsPRF(const char* nametitle);
	
 // Calculate the mean coefs from the database
          Bool_t   CalculVdriftCoefMean();
          Bool_t   CalculChargeCoefMean(Bool_t vrai);
          Bool_t   CalculPRFCoefMean();
          Bool_t   CalculT0CoefMean();
	  Bool_t   CalculVdriftLorentzCoef();
          Float_t  GetPRFDefault(Int_t plane) const;
	  void     SetCalROC(Int_t i);

 // Fit methods
          void     FitBisCH(TH1 *projch, Double_t mean);
          void     FitCH(TH1 *projch, Double_t mean);
	  void     FitMeanW(TH1 *projch, Double_t nentries);
	  void     FitMeanWSm(TH1 *projch, Float_t sumAll);
	  void     FitMean(TH1 *projch, Double_t nentries, Double_t mean);
          void     FitPH(TH1 *projPH, Int_t idect);
          void     FitPRF(TH1 *projPRF);
	  void     RmsPRF(TH1 *projPRF);
	  Bool_t   FitPRFGausMI(Double_t *arraye,Double_t *arraym,Double_t *arrayme,Int_t nBins,Float_t xMin,Float_t xMax);
	  Double_t FitGausMI(Double_t *arraye,Double_t *arraym,Double_t *arrayme,Int_t nBins, Float_t xMin,Float_t xMax,TVectorD *param, Bool_t kError= kTRUE);
          void     FitPente(TH1 *projPH);
	  void     FitLagrangePoly(TH1* projPH);
	  void     FitTnpRange(Double_t *arraye,Double_t *arraym,Double_t *arrayme,Int_t nbg,Int_t nybins);
          TH1I    *ReBin(TH1I *hist) const;
          TH1F    *ReBin(TH1F *hist) const;

// Some basic geometry function
  virtual Int_t    GetPlane(Int_t d) const;
  virtual Int_t    GetChamber(Int_t d) const;
  virtual Int_t    GetSector(Int_t d) const;
  
 // Instance of this class and so on
  static  AliTRDCalibraFit   *fgInstance;                     // Instance
  static  Bool_t             fgTerminated;                    // If terminated


 private:
  
  static  Double_t PH(Double_t *x, Double_t *par);
  static  Double_t AsymmGauss(Double_t *x, Double_t *par);
  static  Double_t FuncLandauGaus(Double_t *x, Double_t *par);
  static  Double_t LanGauFun(Double_t *x, Double_t *par);
          TF1     *LanGauFit(TH1 *his, Double_t *fitrange, Double_t *startvalues
			     , Double_t *parlimitslo, Double_t *parlimitshi, Double_t *fitparams
			     , Double_t *fiterrors, Double_t *chiSqr, Int_t *ndf) const;
          Int_t    LanGauPro(Double_t *params, Double_t &maxx, Double_t &fwhm);
  static  Double_t GausConstant(Double_t *x, Double_t *par); 
	  
  // This is a singleton, contructor is private!
  AliTRDCalibraFit();
  virtual ~AliTRDCalibraFit();

	  
  ClassDef(AliTRDCalibraFit,2)                 // TRD Calibration class

};
  
#endif
Commit	Line	Data
55a288e5	1	#ifndef ALITRDCALIBRAFIT_H
	2	#define ALITRDCALIBRAFIT_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	///////////////////////////////////////////////////////////////////////////////
	9	// //
	10	// TRD calibration class for the HLT parameters //
	11	// //
	12	///////////////////////////////////////////////////////////////////////////////
	13
	14	#ifndef ROOT_TObject
	15	# include <TObject.h>
	16	#endif
	17
	18	class TTree;
	19	class TProfile2D;
	20	class TGraphErrors;
	21	class TObjArray;
	22	class TH1I;
	23	class TH1;
	24	class TH1F;
	25	class TH2I;
	26	class TH2F;
	27	class TF1;
3a0f6479	28	class TTreeSRedirector;
55a288e5	29
55a288e5	30	class AliLog;
f162af62	31
55a288e5	32	class AliTRDCalibraMode;
55a288e5	33	class AliTRDCalibraVector;
3a0f6479	34	class AliTRDCalibraVdriftLinearFit;
55a288e5	35	class AliTRDCalDet;
3a0f6479	36	class AliTRDCalROC;
f162af62	37	class AliTRDgeometry;
55a288e5	38
	39	class AliTRDCalibraFit : public TObject {
	40
	41	public:
	42
	43	// Instance
	44	static AliTRDCalibraFit *Instance();
	45	static void Terminate();
	46	static void Destroy();
	47
	48	AliTRDCalibraFit(const AliTRDCalibraFit &c);
	49	AliTRDCalibraFit &operator=(const AliTRDCalibraFit &) { return *this; }
	50
3a0f6479	51	// Functions fit for CH
	52	Bool_t AnalyseCH(TH2I *ch);
	53	Bool_t AnalyseCH(AliTRDCalibraVector *calvect);
	54
	55	// Functions fit for PH
	56	Bool_t AnalysePH(TProfile2D *ph);
	57	Bool_t AnalysePH(AliTRDCalibraVector *calvect);
	58
	59	// Functions fit for PRF
	60	Bool_t AnalysePRF(TProfile2D *prf);
	61	Bool_t AnalysePRF(AliTRDCalibraVector *calvect);
	62
	63	Bool_t AnalysePRFMarianFit(TProfile2D *prf);
	64	Bool_t AnalysePRFMarianFit(AliTRDCalibraVector *calvect);
	65
	66	// Functions fit for vdrift/lorentzangle
	67	Bool_t AnalyseLinearFitters(AliTRDCalibraVdriftLinearFit *calivdli);
	68
55a288e5	69	// Pad Calibration
3a0f6479	70	Bool_t SetModeCalibration(const char *name, Int_t i);
	71
	72	//Reset Function
	73	void ResetVectorFit();
	74
	75	// Some functions
e6381f8e	76	Double_t CalculPolynomeLagrange2(Double_t x, Double_t *y) const;
	77	Double_t CalculPolynomeLagrange3(Double_t x, Double_t *y) const;
	78	Double_t CalculPolynomeLagrange4(Double_t x, Double_t *y) const;
55a288e5	79
55a288e5	80	// Fill the database
3a0f6479	81	AliTRDCalDet CreateDetObjectVdrift(TObjArray vectorFit, Bool_t perdetector = kFALSE);
	82	AliTRDCalDet CreateDetObjectGain(TObjArray vectorFit, Double_t scaleFitFactor, Bool_t perdetector = kFALSE);
	83	AliTRDCalDet CreateDetObjectT0(TObjArray vectorFit, Bool_t perdetector = kFALSE);
	84	AliTRDCalDet CreateDetObjectLorentzAngle(TObjArray vectorFit);
	85
	86	TObject CreatePadObjectGain(TObjArray vectorFit = 0, Double_t scaleFitFactor = 1.0, AliTRDCalDet *detobject = 0);
	87	TObject CreatePadObjectVdrift(TObjArray vectorFit = 0, AliTRDCalDet *detobject = 0);
	88	TObject CreatePadObjectT0(TObjArray vectorFit = 0, AliTRDCalDet *detobject = 0);
	89	TObject CreatePadObjectPRF(TObjArray vectorFit);
	90
	91	// Outliers stats
	92	AliTRDCalDet MakeOutliersStatDet(TObjArray vectorFit, const char *name, Double_t &mean);
	93	TObject MakeOutliersStatPad(TObjArray vectorFit, const char *name, Double_t &mean);
	94
55a288e5	95
	96	// Correct the error
	97	TH1F CorrectTheError(TGraphErrors hist);
	98
	99	//
	100	// Set or Get the variables
	101	//
3a0f6479	102
55a288e5	103	// Fit
3a0f6479	104	void ChooseMethod(Short_t method) { fMethod = method; }
	105	void SetBeginFitCharge(Float_t beginFitCharge);
	106	void SetPeriodeFitPH(Int_t periodeFitPH);
55a288e5	107	void SetTakeTheMaxPH() { fTakeTheMaxPH = kTRUE; }
3a0f6479	108	void SetT0Shift(Float_t t0Shift);
55a288e5	109	void SetRangeFitPRF(Float_t rangeFitPRF);
3a0f6479	110	void SetAccCDB() { fAccCDB = kTRUE; }
3a0f6479	111	void SetMinEntries(Int_t minEntries);
55a288e5	112	void SetRebin(Short_t rebin);
55a288e5	113
3a0f6479	114	Int_t GetPeriodeFitPH() const { return fFitPHPeriode; }
55a288e5	115	Bool_t GetTakeTheMaxPH() const { return fTakeTheMaxPH; }
3a0f6479	116	Float_t GetT0Shift() const { return fT0Shift; }
55a288e5	117	Float_t GetRangeFitPRF() const { return fRangeFitPRF; }
55a288e5	118	Bool_t GetAccCDB() const { return fAccCDB; }
	119	Int_t GetMinEntries() const { return fMinEntries; }
	120	Short_t GetRebin() const { return fRebin; }
	121
	122	// Statistics
	123	Int_t GetNumberFit() const { return fNumberFit; }
	124	Int_t GetNumberFitSuccess() const { return fNumberFitSuccess; }
	125	Int_t GetNumberEnt() const { return fNumberEnt; }
	126	Double_t GetStatisticMean() const { return fStatisticMean; }
	127
	128
	129	// Debug
3a0f6479	130	void SetDebugLevel(Short_t level) { fDebugLevel = level; }
3a0f6479	131	void SetDet(Int_t iPlane, Int_t iChamb, Int_t iSect) { fDet[0] = iPlane;
55a288e5	132	fDet[1] = iChamb;
	133	fDet[2] = iSect; }
	134	void SetFitVoir(Int_t fitVoir) { fFitVoir = fitVoir; }
3a0f6479	135	// Magnetic field
3a0f6479	136	void SetMagneticField(Float_t magneticfield) { fMagneticField = magneticfield; }
55a288e5	137
3a0f6479	138	// Get the scale factor
3a0f6479	139	Double_t GetScaleFitFactor() const { return fScaleFitFactor; }
55a288e5	140
3a0f6479	141	// Vector Fit getter
e6381f8e	142	TObjArray GetVectorFit() const { return fVectorFit; }
e6381f8e	143	TObjArray GetVectorFit2() const { return fVectorFit2; }
3a0f6479	144
	145	// AliTRDCalibraMode
	146	AliTRDCalibraMode *GetCalibraMode() { return fCalibraMode; }
55a288e5	147
55a288e5	148	protected:
55a288e5	149
f162af62	150	// Geometry
	151	AliTRDgeometry *fGeo; //! The TRD geometry
	152
3a0f6479	153
	154	Int_t fNumberOfBinsExpected; // Number of bins expected
	155
	156	// Fit
	157	Short_t fMethod; // Method
	158	Float_t fBeginFitCharge; // The fit begins at mean/fBeginFitCharge for the gain calibration
	159	Int_t fFitPHPeriode; // Periode of the fit PH
	160	Bool_t fTakeTheMaxPH; // Take the Max for the T0 determination
	161	Float_t fT0Shift; // T0 Shift with the actual method
	162	Float_t fRangeFitPRF; // The fit range for the PRF is -fRangeFitPRF +fRangeFitPRF
	163	Bool_t fAccCDB; // If there is a calibration database to be compared with....
	164	Int_t fMinEntries; // Min Entries to fit the histo
	165	Short_t fRebin; // If you want to rebin the histo for the gain calibration
55a288e5	166
55a288e5	167	// Statistics
3a0f6479	168	Int_t fNumberFit; // To know how many pad groups have been fitted
	169	Int_t fNumberFitSuccess; // To know how many pad groups have been fitted successfully
	170	Int_t fNumberEnt; // To know how many pad groups have entries in the histo
	171	Double_t fStatisticMean; // To know the mean statistic of the histos
55a288e5	172
55a288e5	173
3a0f6479	174	// Debug Modes
	175	TTreeSRedirector *fDebugStreamer; //!Debug streamer
	176	Short_t fDebugLevel; // Flag for debugging
	177	Int_t fDet[3]; // Detector visualised (plane,chamb,sect) si debugging == 3 or 4
	178	Int_t fFitVoir; // Fit visualised si debugging == 2
55a288e5	179
3a0f6479	180	// Magnetic field lorentz angle
	181	Float_t fMagneticField; // Magnetic field lorentz angle
	182
	183	// Calibra objects
	184
	185	AliTRDCalibraMode *fCalibraMode; // The calibration mode
	186
	187	// Current values of the coefficients found and ect...
	188	Float_t fCurrentCoef[2]; // Current coefs
	189	Float_t fCurrentCoefE; // Current coefs error
	190	Float_t fCurrentCoef2[2]; // Current coefs
	191	Float_t fCurrentCoefE2; // Current coefs error
	192	Float_t fPhd[3]; // Begin AR and DR
	193	Int_t fDect1; // First calibration group that will be called to be maybe fitted
	194	Int_t fDect2; // Last calibration group that will be called to be maybe fitted
55a288e5	195	Double_t fScaleFitFactor; // Scale factor of the fit results for the gain
55a288e5	196	Int_t fEntriesCurrent; // Entries in the current histo
3a0f6479	197	Int_t fCountDet; // Current detector
	198	Int_t fCount; // When the next detector comes
	199
	200	// Current calib object
	201	AliTRDCalDet *fCalDet; // Current calib object
	202	AliTRDCalROC *fCalROC; // Current calib object
	203	AliTRDCalDet *fCalDet2; // Current calib object
	204	AliTRDCalROC *fCalROC2; // Current calib object
	205
	206	// Current values detector
55a288e5	207
3a0f6479	208	Float_t *fCurrentCoefDetector; // Current values for the detector
3a0f6479	209	Float_t *fCurrentCoefDetector2; // Current values for the detector
55a288e5	210
3a0f6479	211	class AliTRDFitInfo : public TObject {
55a288e5	212
	213	public:
	214
3a0f6479	215	AliTRDFitInfo()
55a288e5	216	:TObject()
	217	,fCoef(0x0)
	218	,fDetector(-1) { }
3a0f6479	219	AliTRDFitInfo(const AliTRDFitInfo &i)
55a288e5	220	:TObject(i)
	221	,fCoef(0x0)
	222	,fDetector(-1) { }
3a0f6479	223	AliTRDFitInfo &operator=(const AliTRDFitInfo&) { return *this; }
3a0f6479	224	virtual ~AliTRDFitInfo() { }
55a288e5	225
	226	void SetCoef(Float_t *coef) { fCoef = coef; }
	227	void SetDetector(Int_t detector) { fDetector = detector; }
	228
	229	Float_t *GetCoef() const { return fCoef; }
	230	Int_t GetDetector() const { return fDetector; }
	231
	232	protected:
	233
3a0f6479	234	Float_t *fCoef; // Relative coefficient for each group of the detector
55a288e5	235	Int_t fDetector; // Detector number
	236
	237	};
	238
3a0f6479	239	TObjArray fVectorFit; // Vectors to fit
	240	TObjArray fVectorFit2; // Vectors to fit
	241
55a288e5	242	//
	243	// A lot of internal functions......
	244	//
	245
	246	// Init AliTRDCalibraFit
3a0f6479	247	Bool_t InitFit(Int_t nbins, Int_t i);
	248	Bool_t InitFitCH();
	249	Bool_t InitFitPH();
	250	Bool_t InitFitPRF();
	251	Bool_t InitFitLinearFitter();
	252
	253	// Not enough Statistics
	254	Bool_t NotEnoughStatisticCH(Int_t idect);
	255	Bool_t NotEnoughStatisticPH(Int_t idect);
	256	Bool_t NotEnoughStatisticPRF(Int_t idect);
	257	Bool_t NotEnoughStatisticLinearFitter();
	258
	259	// Fill Infos Fit
	260	Bool_t FillInfosFitCH(Int_t idect);
	261	Bool_t FillInfosFitPH(Int_t idect);
	262	Bool_t FillInfosFitPRF(Int_t idect);
	263	Bool_t FillInfosFitLinearFitter();
	264
	265	void FillFillCH(Int_t idect);
	266	void FillFillPH(Int_t idect);
	267	void FillFillPRF(Int_t idect);
	268	void FillFillLinearFitter();
	269
	270	Bool_t FillVectorFit();
	271	Bool_t FillVectorFit2();
	272
	273	// Functions...
55a288e5	274	void InitfCountDetAndfCount(Int_t i);
3a0f6479	275	void CalculNumberOfBinsExpected(Int_t i);
3a0f6479	276	void CalculDect1Dect2(Int_t i);
55a288e5	277	void UpdatefCountDetAndfCount(Int_t idect, Int_t i);
55a288e5	278	void ReconstructFitRowMinRowMax(Int_t idect, Int_t i);
3a0f6479	279	Bool_t CheckFitVoir();
	280	void NormierungCharge();
	281	Bool_t SetNrphiFromTObject(const char *name, Int_t i);
	282	Bool_t SetNzFromTObject(const char *name, Int_t i);
	283	Int_t GetNumberOfGroupsPRF(const char* nametitle);
	284
	285	// Calculate the mean coefs from the database
	286	Bool_t CalculVdriftCoefMean();
	287	Bool_t CalculChargeCoefMean(Bool_t vrai);
	288	Bool_t CalculPRFCoefMean();
	289	Bool_t CalculT0CoefMean();
	290	Bool_t CalculVdriftLorentzCoef();
55a288e5	291	Float_t GetPRFDefault(Int_t plane) const;
3a0f6479	292	void SetCalROC(Int_t i);
55a288e5	293
55a288e5	294	// Fit methods
3a0f6479	295	void FitBisCH(TH1 *projch, Double_t mean);
	296	void FitCH(TH1 *projch, Double_t mean);
	297	void FitMeanW(TH1 *projch, Double_t nentries);
	298	void FitMeanWSm(TH1 *projch, Float_t sumAll);
	299	void FitMean(TH1 *projch, Double_t nentries, Double_t mean);
55a288e5	300	void FitPH(TH1 *projPH, Int_t idect);
3a0f6479	301	void FitPRF(TH1 *projPRF);
	302	void RmsPRF(TH1 *projPRF);
	303	Bool_t FitPRFGausMI(Double_t arraye,Double_t arraym,Double_t *arrayme,Int_t nBins,Float_t xMin,Float_t xMax);
	304	Double_t FitGausMI(Double_t arraye,Double_t arraym,Double_t arrayme,Int_t nBins, Float_t xMin,Float_t xMax,TVectorD param, Bool_t kError= kTRUE);
	305	void FitPente(TH1 *projPH);
	306	void FitLagrangePoly(TH1* projPH);
	307	void FitTnpRange(Double_t arraye,Double_t arraym,Double_t *arrayme,Int_t nbg,Int_t nybins);
55a288e5	308	TH1I ReBin(TH1I hist) const;
55a288e5	309	TH1F ReBin(TH1F hist) const;
55a288e5	310
3a0f6479	311	// Some basic geometry function
55a288e5	312	virtual Int_t GetPlane(Int_t d) const;
	313	virtual Int_t GetChamber(Int_t d) const;
	314	virtual Int_t GetSector(Int_t d) const;
	315
3a0f6479	316	// Instance of this class and so on
	317	static AliTRDCalibraFit *fgInstance; // Instance
	318	static Bool_t fgTerminated; // If terminated
	319
e6381f8e	320
	321	private:
	322
	323	static Double_t PH(Double_t x, Double_t par);
	324	static Double_t AsymmGauss(Double_t x, Double_t par);
	325	static Double_t FuncLandauGaus(Double_t x, Double_t par);
	326	static Double_t LanGauFun(Double_t x, Double_t par);
	327	TF1 LanGauFit(TH1 his, Double_t fitrange, Double_t startvalues
	328	, Double_t parlimitslo, Double_t parlimitshi, Double_t *fitparams
	329	, Double_t fiterrors, Double_t chiSqr, Int_t *ndf) const;
	330	Int_t LanGauPro(Double_t *params, Double_t &maxx, Double_t &fwhm);
	331	static Double_t GausConstant(Double_t x, Double_t par);
	332
	333	// This is a singleton, contructor is private!
	334	AliTRDCalibraFit();
	335	virtual ~AliTRDCalibraFit();
	336
	337
	338
55a288e5	339
f162af62	340	ClassDef(AliTRDCalibraFit,2) // TRD Calibration class
55a288e5	341
	342	};
	343
	344	#endif
	345
	346