[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
#ifndef ROOT_TVectorD
# include <TVectorD.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();
  void DestroyDebugStreamer();

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

  // Function for integration range of the charge 
  void     RangeChargeIntegration(Float_t vdrift, Float_t t0, Int_t &begin, Int_t &peak, Int_t &end) const;
  
  // Functions fit for CH
  Bool_t   AnalyseCH(const TH2I *ch);
  Bool_t   AnalyseCH(AliTRDCalibraVector *calvect);
  
  // Functions fit for PH       
  Bool_t   AnalysePH(const TProfile2D *ph);
  Bool_t   AnalysePH(AliTRDCalibraVector *calvect);
  
  // Functions fit for PRF
  Bool_t   AnalysePRF(const TProfile2D *prf);
  Bool_t   AnalysePRF(AliTRDCalibraVector *calvect);
  
  Bool_t   AnalysePRFMarianFit(const 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(const Double_t *x, const Double_t *y) const;
  Double_t *CalculPolynomeLagrange3(const Double_t *x, const Double_t *y) const;
  Double_t *CalculPolynomeLagrange4(const Double_t *x, const Double_t *y) const;
  
  // Fill the database
  void         RemoveOutliers(Int_t type, Bool_t perdetector = kFALSE);
  void         RemoveOutliers2(Bool_t perdetector = kFALSE);
  void         PutMeanValueOtherVectorFit(Int_t ofwhat = 1, Bool_t perdetector = kFALSE);
  void         PutMeanValueOtherVectorFit2(Int_t ofwhat = 1, Bool_t perdetector = kFALSE);
  AliTRDCalDet *CreateDetObjectVdrift(const TObjArray *vectorFit, Bool_t perdetector = kFALSE);
  AliTRDCalDet *CreateDetObjectGain(const TObjArray *vectorFit, Bool_t meanOtherBefore=kTRUE, Double_t scaleFitFactor = 0.02431, Bool_t perdetector = kTRUE);
  AliTRDCalDet *CreateDetObjectT0(const TObjArray *vectorFit, Bool_t perdetector = kFALSE);
  AliTRDCalDet *CreateDetObjectLorentzAngle(const TObjArray *vectorFit);
  
  TObject      *CreatePadObjectGain(const TObjArray *vectorFit = 0, Double_t scaleFitFactor = 1.0, const AliTRDCalDet *detobject = 0);
  TObject      *CreatePadObjectVdrift(const TObjArray *vectorFit = 0, const AliTRDCalDet *detobject = 0);
  TObject      *CreatePadObjectT0(const TObjArray *vectorFit = 0, const AliTRDCalDet *detobject = 0);
  TObject      *CreatePadObjectPRF(const TObjArray *vectorFit);
  
  // Outliers stats
  AliTRDCalDet *MakeOutliersStatDet(const TObjArray *vectorFit, const char *name, Double_t &mean);
  TObject      *MakeOutliersStatPad(const TObjArray *vectorFit, const char *name, Double_t &mean);
       
  //
  // 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     SetT0Shift0(Float_t t0Shift0); 
  void     SetT0Shift1(Float_t t0Shift1); 
  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  GetT0Shift0() const                                       { return fT0Shift0;               }
  Float_t  GetT0Shift1() const                                       { return fT0Shift1;               }
  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 iLayer, Int_t iStack, Int_t iSector)         { fDet[0]  = iLayer; 
                                                                            fDet[1]  = iStack; 
                                                                            fDet[2]  = iSector;             }
       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() const                          { return fCalibraMode;            }
       
       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()                           { if(fCoef) { delete [] fCoef;} }
	 
	 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
	 
       };

       // Fit function
       void     FitLagrangePoly(TH1* projPH);

 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      fT0Shift0;              // T0 Shift with the maximum positive slope
       Float_t      fT0Shift1;              // T0 Shift with the maximum of the amplification region
       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 (layer,stack,sector) 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 (or first in the group)
       Int_t    fCount;                  // When the next detector comes
       Int_t    fNbDet;                  // Number of detector in the group
       
       // 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   
       
       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,Double_t nentries);
       Bool_t   NotEnoughStatisticPRF(Int_t idect);
       Bool_t   NotEnoughStatisticLinearFitter();
       
       // Fill Infos Fit
       Bool_t   FillInfosFitCH(Int_t idect);
       Bool_t   FillInfosFitPH(Int_t idect,Double_t nentries);
       Bool_t   FillInfosFitPRF(Int_t idect);
       Bool_t   FillInfosFitLinearFitter();
       
       void     FillFillCH(Int_t idect);
       void     FillFillPH(Int_t idect,Double_t nentries);
       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 layer) 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     FitTnpRange(Double_t *arraye,Double_t *arraym,Double_t *arrayme,Int_t nbg,Int_t nybins);
       TH1I    *ReBin(const TH1I *hist) const;
       TH1F    *ReBin(const TH1F *hist) const;
       
       // Some basic geometry function
       virtual Int_t    GetLayer(Int_t d) const;
       virtual Int_t    GetStack(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(const Double_t *x, const Double_t *par);
       static  Double_t AsymmGauss(const Double_t *x, const Double_t *par);
       static  Double_t FuncLandauGaus(const Double_t *x, const Double_t *par);
       static  Double_t LanGauFun(const Double_t *x, const Double_t *par);
       TF1     *LanGauFit(TH1 *his, const Double_t *fitrange, const Double_t *startvalues
			  , const Double_t *parlimitslo, const Double_t *parlimitshi, Double_t *fitparams
			  , Double_t *fiterrors, Double_t *chiSqr, Int_t *ndf) const;
       Int_t    LanGauPro(const Double_t *params, Double_t &maxx, Double_t &fwhm);
       static  Double_t GausConstant(const Double_t *x, const 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
36dc3337	15	# include <TObject.h>
6bbdc11a	16	#endif
	17	#ifndef ROOT_TVectorD
	18	# include <TVectorD.h>
36dc3337	19	#endif
55a288e5	20
	21	class TTree;
	22	class TProfile2D;
	23	class TGraphErrors;
	24	class TObjArray;
	25	class TH1I;
	26	class TH1;
	27	class TH1F;
	28	class TH2I;
	29	class TH2F;
	30	class TF1;
3a0f6479	31	class TTreeSRedirector;
55a288e5	32
55a288e5	33	class AliLog;
f162af62	34
55a288e5	35	class AliTRDCalibraMode;
55a288e5	36	class AliTRDCalibraVector;
3a0f6479	37	class AliTRDCalibraVdriftLinearFit;
55a288e5	38	class AliTRDCalDet;
3a0f6479	39	class AliTRDCalROC;
f162af62	40	class AliTRDgeometry;
55a288e5	41
	42	class AliTRDCalibraFit : public TObject {
	43
	44	public:
	45
	46	// Instance
	47	static AliTRDCalibraFit *Instance();
	48	static void Terminate();
	49	static void Destroy();
64942b85	50	void DestroyDebugStreamer();
55a288e5	51
	52	AliTRDCalibraFit(const AliTRDCalibraFit &c);
	53	AliTRDCalibraFit &operator=(const AliTRDCalibraFit &) { return *this; }
	54
6aafa7ea	55	// Function for integration range of the charge
6aafa7ea	56	void RangeChargeIntegration(Float_t vdrift, Float_t t0, Int_t &begin, Int_t &peak, Int_t &end) const;
55a288e5	57
6aafa7ea	58	// Functions fit for CH
	59	Bool_t AnalyseCH(const TH2I *ch);
	60	Bool_t AnalyseCH(AliTRDCalibraVector *calvect);
	61
	62	// Functions fit for PH
	63	Bool_t AnalysePH(const TProfile2D *ph);
	64	Bool_t AnalysePH(AliTRDCalibraVector *calvect);
	65
	66	// Functions fit for PRF
	67	Bool_t AnalysePRF(const TProfile2D *prf);
	68	Bool_t AnalysePRF(AliTRDCalibraVector *calvect);
	69
	70	Bool_t AnalysePRFMarianFit(const TProfile2D *prf);
	71	Bool_t AnalysePRFMarianFit(AliTRDCalibraVector *calvect);
	72
	73	// Functions fit for vdrift/lorentzangle
	74	Bool_t AnalyseLinearFitters(AliTRDCalibraVdriftLinearFit *calivdli);
	75
	76	// Pad Calibration
	77	Bool_t SetModeCalibration(const char *name, Int_t i);
	78
	79	//Reset Function
	80	void ResetVectorFit();
	81
	82	// Some functions
	83	Double_t CalculPolynomeLagrange2(const Double_t x, const Double_t *y) const;
	84	Double_t CalculPolynomeLagrange3(const Double_t x, const Double_t *y) const;
	85	Double_t CalculPolynomeLagrange4(const Double_t x, const Double_t *y) const;
	86
	87	// Fill the database
	88	void RemoveOutliers(Int_t type, Bool_t perdetector = kFALSE);
	89	void RemoveOutliers2(Bool_t perdetector = kFALSE);
	90	void PutMeanValueOtherVectorFit(Int_t ofwhat = 1, Bool_t perdetector = kFALSE);
	91	void PutMeanValueOtherVectorFit2(Int_t ofwhat = 1, Bool_t perdetector = kFALSE);
	92	AliTRDCalDet CreateDetObjectVdrift(const TObjArray vectorFit, Bool_t perdetector = kFALSE);
	93	AliTRDCalDet CreateDetObjectGain(const TObjArray vectorFit, Bool_t meanOtherBefore=kTRUE, Double_t scaleFitFactor = 0.02431, Bool_t perdetector = kTRUE);
	94	AliTRDCalDet CreateDetObjectT0(const TObjArray vectorFit, Bool_t perdetector = kFALSE);
	95	AliTRDCalDet CreateDetObjectLorentzAngle(const TObjArray vectorFit);
	96
	97	TObject CreatePadObjectGain(const TObjArray vectorFit = 0, Double_t scaleFitFactor = 1.0, const AliTRDCalDet *detobject = 0);
	98	TObject CreatePadObjectVdrift(const TObjArray vectorFit = 0, const AliTRDCalDet *detobject = 0);
	99	TObject CreatePadObjectT0(const TObjArray vectorFit = 0, const AliTRDCalDet *detobject = 0);
	100	TObject CreatePadObjectPRF(const TObjArray vectorFit);
	101
	102	// Outliers stats
	103	AliTRDCalDet MakeOutliersStatDet(const TObjArray vectorFit, const char *name, Double_t &mean);
	104	TObject MakeOutliersStatPad(const TObjArray vectorFit, const char *name, Double_t &mean);
413153cb	105
6aafa7ea	106	//
	107	// Set or Get the variables
	108	//
	109
	110	// Fit
	111	void ChooseMethod(Short_t method) { fMethod = method; }
	112	void SetBeginFitCharge(Float_t beginFitCharge);
	113	void SetPeriodeFitPH(Int_t periodeFitPH);
	114	void SetTakeTheMaxPH() { fTakeTheMaxPH = kTRUE; }
	115	void SetT0Shift0(Float_t t0Shift0);
	116	void SetT0Shift1(Float_t t0Shift1);
	117	void SetRangeFitPRF(Float_t rangeFitPRF);
	118	void SetAccCDB() { fAccCDB = kTRUE; }
	119	void SetMinEntries(Int_t minEntries);
	120	void SetRebin(Short_t rebin);
	121
	122	Int_t GetPeriodeFitPH() const { return fFitPHPeriode; }
	123	Bool_t GetTakeTheMaxPH() const { return fTakeTheMaxPH; }
	124	Float_t GetT0Shift0() const { return fT0Shift0; }
	125	Float_t GetT0Shift1() const { return fT0Shift1; }
	126	Float_t GetRangeFitPRF() const { return fRangeFitPRF; }
	127	Bool_t GetAccCDB() const { return fAccCDB; }
	128	Int_t GetMinEntries() const { return fMinEntries; }
	129	Short_t GetRebin() const { return fRebin; }
	130
	131	// Statistics
	132	Int_t GetNumberFit() const { return fNumberFit; }
	133	Int_t GetNumberFitSuccess() const { return fNumberFitSuccess; }
	134	Int_t GetNumberEnt() const { return fNumberEnt; }
	135	Double_t GetStatisticMean() const { return fStatisticMean; }
	136
413153cb	137
6aafa7ea	138	// Debug
	139	void SetDebugLevel(Short_t level) { fDebugLevel = level; }
	140	void SetDet(Int_t iLayer, Int_t iStack, Int_t iSector) { fDet[0] = iLayer;
053767a4	141	fDet[1] = iStack;
053767a4	142	fDet[2] = iSector; }
413153cb	143	void SetFitVoir(Int_t fitVoir) { fFitVoir = fitVoir; }
	144	// Magnetic field
	145	void SetMagneticField(Float_t magneticfield) { fMagneticField = magneticfield; }
	146
	147	// Get the scale factor
053767a4	148	Double_t GetScaleFitFactor() const { return fScaleFitFactor; }
413153cb	149
	150	// Vector Fit getter
	151	TObjArray GetVectorFit() const { return fVectorFit; }
	152	TObjArray GetVectorFit2() const { return fVectorFit2; }
	153
	154	// AliTRDCalibraMode
979b168f	155	AliTRDCalibraMode *GetCalibraMode() const { return fCalibraMode; }
413153cb	156
e526983e	157	class AliTRDFitInfo : public TObject {
	158
	159	public:
	160
	161	AliTRDFitInfo()
	162	:TObject()
	163	,fCoef(0x0)
	164	,fDetector(-1) { }
	165	AliTRDFitInfo(const AliTRDFitInfo &i)
	166	:TObject(i)
	167	,fCoef(0x0)
	168	,fDetector(-1) { }
	169	AliTRDFitInfo &operator=(const AliTRDFitInfo&) { return *this; }
	170	virtual ~AliTRDFitInfo() { if(fCoef) { delete [] fCoef;} }
	171
6bbdc11a	172	void SetCoef(Float_t *coef) { fCoef = coef; }
e526983e	173	void SetDetector(Int_t detector) { fDetector = detector; }
	174
	175	Float_t *GetCoef() const { return fCoef; }
	176	Int_t GetDetector() const { return fDetector; }
	177
	178	protected:
	179
	180	Float_t *fCoef; // Relative coefficient for each group of the detector
	181	Int_t fDetector; // Detector number
	182
	183	};
	184
6aafa7ea	185	// Fit function
6aafa7ea	186	void FitLagrangePoly(TH1* projPH);
e526983e	187
55a288e5	188	protected:
413153cb	189
413153cb	190	// Geometry
64942b85	191	AliTRDgeometry *fGeo; //! The TRD geometry
413153cb	192
	193
	194	Int_t fNumberOfBinsExpected; // Number of bins expected
	195
	196	// Fit
	197	Short_t fMethod; // Method
	198	Float_t fBeginFitCharge; // The fit begins at mean/fBeginFitCharge for the gain calibration
	199	Int_t fFitPHPeriode; // Periode of the fit PH
	200	Bool_t fTakeTheMaxPH; // Take the Max for the T0 determination
	201	Float_t fT0Shift0; // T0 Shift with the maximum positive slope
	202	Float_t fT0Shift1; // T0 Shift with the maximum of the amplification region
	203	Float_t fRangeFitPRF; // The fit range for the PRF is -fRangeFitPRF +fRangeFitPRF
	204	Bool_t fAccCDB; // If there is a calibration database to be compared with....
	205	Int_t fMinEntries; // Min Entries to fit the histo
	206	Short_t fRebin; // If you want to rebin the histo for the gain calibration
	207
	208	// Statistics
	209	Int_t fNumberFit; // To know how many pad groups have been fitted
	210	Int_t fNumberFitSuccess; // To know how many pad groups have been fitted successfully
	211	Int_t fNumberEnt; // To know how many pad groups have entries in the histo
	212	Double_t fStatisticMean; // To know the mean statistic of the histos
	213
	214
	215	// Debug Modes
	216	TTreeSRedirector *fDebugStreamer; //!Debug streamer
	217	Short_t fDebugLevel; // Flag for debugging
053767a4	218	Int_t fDet[3]; // Detector visualised (layer,stack,sector) si debugging == 3 or 4
413153cb	219	Int_t fFitVoir; // Fit visualised si debugging == 2
	220
	221	// Magnetic field lorentz angle
	222	Float_t fMagneticField; // Magnetic field lorentz angle
	223
	224	// Calibra objects
	225
	226	AliTRDCalibraMode *fCalibraMode; // The calibration mode
	227
	228	// Current values of the coefficients found and ect...
	229	Float_t fCurrentCoef[2]; // Current coefs
	230	Float_t fCurrentCoefE; // Current coefs error
	231	Float_t fCurrentCoef2[2]; // Current coefs
	232	Float_t fCurrentCoefE2; // Current coefs error
	233	Float_t fPhd[3]; // Begin AR and DR
	234	Int_t fDect1; // First calibration group that will be called to be maybe fitted
	235	Int_t fDect2; // Last calibration group that will be called to be maybe fitted
	236	Double_t fScaleFitFactor; // Scale factor of the fit results for the gain
	237	Int_t fEntriesCurrent; // Entries in the current histo
64942b85	238	Int_t fCountDet; // Current detector (or first in the group)
413153cb	239	Int_t fCount; // When the next detector comes
64942b85	240	Int_t fNbDet; // Number of detector in the group
413153cb	241
	242	// Current calib object
	243	AliTRDCalDet *fCalDet; // Current calib object
	244	AliTRDCalROC *fCalROC; // Current calib object
	245	AliTRDCalDet *fCalDet2; // Current calib object
	246	AliTRDCalROC *fCalROC2; // Current calib object
	247
	248	// Current values detector
	249
	250	Float_t *fCurrentCoefDetector; // Current values for the detector
	251	Float_t *fCurrentCoefDetector2; // Current values for the detector
	252
413153cb	253	TObjArray fVectorFit; // Vectors to fit
	254	TObjArray fVectorFit2; // Vectors to fit
	255
	256	//
	257	// A lot of internal functions......
	258	//
	259
	260	// Init AliTRDCalibraFit
	261	Bool_t InitFit(Int_t nbins, Int_t i);
	262	Bool_t InitFitCH();
	263	Bool_t InitFitPH();
	264	Bool_t InitFitPRF();
	265	Bool_t InitFitLinearFitter();
	266
	267	// Not enough Statistics
	268	Bool_t NotEnoughStatisticCH(Int_t idect);
64942b85	269	Bool_t NotEnoughStatisticPH(Int_t idect,Double_t nentries);
413153cb	270	Bool_t NotEnoughStatisticPRF(Int_t idect);
	271	Bool_t NotEnoughStatisticLinearFitter();
	272
	273	// Fill Infos Fit
	274	Bool_t FillInfosFitCH(Int_t idect);
64942b85	275	Bool_t FillInfosFitPH(Int_t idect,Double_t nentries);
413153cb	276	Bool_t FillInfosFitPRF(Int_t idect);
	277	Bool_t FillInfosFitLinearFitter();
	278
	279	void FillFillCH(Int_t idect);
64942b85	280	void FillFillPH(Int_t idect,Double_t nentries);
413153cb	281	void FillFillPRF(Int_t idect);
	282	void FillFillLinearFitter();
	283
	284	Bool_t FillVectorFit();
	285	Bool_t FillVectorFit2();
	286
	287	// Functions...
	288	void InitfCountDetAndfCount(Int_t i);
	289	void CalculNumberOfBinsExpected(Int_t i);
	290	void CalculDect1Dect2(Int_t i);
	291	void UpdatefCountDetAndfCount(Int_t idect, Int_t i);
	292	void ReconstructFitRowMinRowMax(Int_t idect, Int_t i);
	293	Bool_t CheckFitVoir();
	294	void NormierungCharge();
	295	Bool_t SetNrphiFromTObject(const char *name, Int_t i);
	296	Bool_t SetNzFromTObject(const char *name, Int_t i);
	297	Int_t GetNumberOfGroupsPRF(const char* nametitle);
	298
	299	// Calculate the mean coefs from the database
	300	Bool_t CalculVdriftCoefMean();
	301	Bool_t CalculChargeCoefMean(Bool_t vrai);
	302	Bool_t CalculPRFCoefMean();
	303	Bool_t CalculT0CoefMean();
	304	Bool_t CalculVdriftLorentzCoef();
053767a4	305	Float_t GetPRFDefault(Int_t layer) const;
413153cb	306	void SetCalROC(Int_t i);
	307
	308	// Fit methods
	309	void FitBisCH(TH1 *projch, Double_t mean);
	310	void FitCH(TH1 *projch, Double_t mean);
	311	void FitMeanW(TH1 *projch, Double_t nentries);
	312	void FitMeanWSm(TH1 *projch, Float_t sumAll);
	313	void FitMean(TH1 *projch, Double_t nentries, Double_t mean);
	314	void FitPH(TH1 *projPH, Int_t idect);
	315	void FitPRF(TH1 *projPRF);
	316	void RmsPRF(TH1 *projPRF);
	317	Bool_t FitPRFGausMI(Double_t arraye,Double_t arraym,Double_t *arrayme,Int_t nBins,Float_t xMin,Float_t xMax);
	318	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);
	319	void FitPente(TH1 *projPH);
413153cb	320	void FitTnpRange(Double_t arraye,Double_t arraym,Double_t *arrayme,Int_t nbg,Int_t nybins);
979b168f	321	TH1I ReBin(const TH1I hist) const;
979b168f	322	TH1F ReBin(const TH1F hist) const;
413153cb	323
413153cb	324	// Some basic geometry function
053767a4	325	virtual Int_t GetLayer(Int_t d) const;
053767a4	326	virtual Int_t GetStack(Int_t d) const;
413153cb	327	virtual Int_t GetSector(Int_t d) const;
	328
	329	// Instance of this class and so on
	330	static AliTRDCalibraFit *fgInstance; // Instance
	331	static Bool_t fgTerminated; // If terminated
	332
	333
	334	private:
	335
979b168f	336	static Double_t PH(const Double_t x, const Double_t par);
	337	static Double_t AsymmGauss(const Double_t x, const Double_t par);
	338	static Double_t FuncLandauGaus(const Double_t x, const Double_t par);
	339	static Double_t LanGauFun(const Double_t x, const Double_t par);
	340	TF1 LanGauFit(TH1 his, const Double_t fitrange, const Double_t startvalues
	341	, const Double_t parlimitslo, const Double_t parlimitshi, Double_t *fitparams
413153cb	342	, Double_t fiterrors, Double_t chiSqr, Int_t *ndf) const;
979b168f	343	Int_t LanGauPro(const Double_t *params, Double_t &maxx, Double_t &fwhm);
979b168f	344	static Double_t GausConstant(const Double_t x, const Double_t par);
413153cb	345
	346	// This is a singleton, contructor is private!
	347	AliTRDCalibraFit();
	348	virtual ~AliTRDCalibraFit();
	349
	350
f162af62	351	ClassDef(AliTRDCalibraFit,2) // TRD Calibration class
413153cb	352
55a288e5	353	};
	354
	355	#endif
	356