[u/mrichter/AliRoot.git] / TPC / AliTPCcalibAlign.h

#ifndef ALITPCCALIBALIGN_H
#define ALITPCCALIBALIGN_H

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

////
////
////

class TFile;
class TGraphErrors;
class TH1;
class THnSparse;
#include <TLinearFitter.h>
#include <TMatrixDfwd.h>
class TObjArray;
class TTree;

#include "AliTPCcalibBase.h"
class AliExternalComparison;
class AliExternalTrackParam;
class AliTPCPointCorrection;
class AliTPCseed;

class AliTPCcalibAlign:public AliTPCcalibBase {
public:
  enum HistoType {kY=0, kZ =1, kPhi=2, kTheta=3, 
		  kYPhi=4, kZTheta=5, 
		  kYz=6,kZz=7,kPhiZ=8,kThetaZ=9};
  enum FitType{ k6=0, k9=1, k12=2};
  AliTPCcalibAlign();
  AliTPCcalibAlign(const Text_t *name, const Text_t *title);
  AliTPCcalibAlign(const AliTPCcalibAlign &align);
  //
  virtual ~AliTPCcalibAlign();
  void     Process(AliESDEvent *event);
  virtual void ProcessSeed(AliTPCseed *track);
  virtual void Process(AliTPCseed */*track*/){ return ;}
  virtual void Analyze();
  virtual void Terminate();  
  virtual Long64_t Merge(TCollection* const list);
  void ExportTrackPoints(AliESDEvent *event);
  //
  //
  void MakeReportDy(TFile *output); 
  void MakeReportDyPhi(TFile *output);
  //
  void UpdatePointCorrection(AliTPCPointCorrection * correction);
  //
  virtual void EvalFitters(Int_t minPoints=20);
  TH1 * GetHisto(HistoType type, Int_t s1, Int_t s2, Bool_t force=kFALSE);
  void  MakeTree(const char *fname="alignTree.root", Int_t minPoints=20);
  TGraphErrors * MakeGraph(Int_t sec0, Int_t sec1, Int_t dsec, 
			   Int_t i0, Int_t i1, FitType type); 
  Int_t  RefitLinear(const AliTPCseed * seed, Int_t isec, Double_t *fitParam, Int_t refSector, TMatrixD &param, TMatrixD&covar, Double_t xRef, Bool_t both=kFALSE);
  
  void ProcessTracklets(const AliExternalTrackParam &t1,
			const AliExternalTrackParam &t2,
			const AliTPCseed * seed,
			Int_t s1,Int_t s2);
  
  void UpdateClusterDeltaField(const AliTPCseed * seed);
  void UpdateAlignSector(const AliTPCseed * seed,Int_t isec); 
  Int_t GetIndex(Int_t s1,Int_t s2) const {return 72*s1+s2;}
  //
  inline const TMatrixD     * GetTransformation(Int_t s1,Int_t s2, Int_t fitType);
  //
  inline TLinearFitter* GetFitter12(Int_t s1,Int_t s2);
  inline TLinearFitter* GetFitter9(Int_t s1,Int_t s2);
  inline TLinearFitter* GetFitter6(Int_t s1,Int_t s2);
  //
  Bool_t GetTransformation12(Int_t s1,Int_t s2,TMatrixD &a);
  Bool_t GetTransformation9(Int_t s1,Int_t s2,TMatrixD &a);
  Bool_t GetTransformation6(Int_t s1,Int_t s2,TMatrixD &a);
  Int_t  AcceptTracklet(const AliExternalTrackParam &tp1,
			const AliExternalTrackParam &tp2) const;
  Int_t  AcceptTracklet(const Double_t *t1,
			const Double_t *t2) const;

  void ProcessDiff(const AliExternalTrackParam &t1,
		   const AliExternalTrackParam &t2,
		   const AliTPCseed *seed,
		   Int_t s1,Int_t s2);
  void ProcessAlign(Double_t * t1, Double_t * t2, Int_t s1,Int_t s2);

//   Bool_t GetTransformationCovar12(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
//   Bool_t GetTransformationCovar9(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
//   Bool_t GetTransformationCovar6(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
  void Add(AliTPCcalibAlign * align);
  const Int_t *GetPoints() const {return fPoints;}
  void     Process(AliESDtrack *const track, Int_t runNo=-1){AliTPCcalibBase::Process(track,runNo);};
  TLinearFitter* GetOrMakeFitter12(Int_t s1,Int_t s2);
  TLinearFitter* GetOrMakeFitter9(Int_t s1,Int_t s2);
  TLinearFitter* GetOrMakeFitter6(Int_t s1,Int_t s2);
  void Process12(const Double_t *t1, const Double_t *t2,
		 TLinearFitter *fitter) const;
  void Process9(const Double_t *const t1, const Double_t *const t2, TLinearFitter *fitter) const;
  void Process6(const Double_t *const t1, const Double_t *const t2, TLinearFitter *fitter) const;
  void ProcessTree(TTree * tree, AliExternalComparison *comp=0);
  void GlobalAlign6(Int_t minPoints, Float_t sysError, Int_t niter);
  //
  // Cluster comparison Part
  //
  //
  // For visualization and test purposes
  //
  Double_t Correct(Int_t type, Int_t value, Int_t s1, Int_t s2, Double_t x, Double_t y, Double_t z, Double_t phi,Double_t theta); 
  static Double_t SCorrect(Int_t type, Int_t value, Int_t s1, Int_t s2, Double_t x, Double_t y, Double_t z, Double_t phi,Double_t theta){return Instance()->Correct(type,value,s1,s2,x,y,z,phi,theta);}
  static AliTPCcalibAlign* Instance();
  void SetInstance(AliTPCcalibAlign* const param){fgInstance = param;}
  static void Constrain1Pt(AliExternalTrackParam &t1, const AliExternalTrackParam &t2, Bool_t noField);
  void SetNoField(Bool_t noField){ fNoField=noField;}

  //
  // Kalman fileter for sectors
  //
  void MakeSectorKalman();
  void UpdateSectorKalman(Int_t sector, Int_t quadrant0, Int_t quadrant1,  TMatrixD *const p0, TMatrixD *const c0, TMatrixD *const p1, TMatrixD *const c1);
  void UpdateSectorKalman(TMatrixD &par0, TMatrixD &cov0, TMatrixD &para1, TMatrixD &cov1);
  Double_t GetCorrectionSector(Int_t coord, Int_t sector, Double_t lx, Double_t ly, Double_t lz); 
  static Double_t SGetCorrectionSector(Int_t coord, Int_t sector, Double_t lx, Double_t ly, Double_t lz); 

  //
  // Kalman filter for full TPC
  //
  void MakeKalman();
  void UpdateKalman(Int_t sector0, Int_t sector1,  TMatrixD &p0, TMatrixD &c0, TMatrixD &p1, TMatrixD &c1);
  void UpdateKalman(TMatrixD &par0, TMatrixD &cov0, TMatrixD &para1, TMatrixD &cov1);
  //
  //private:
  static Int_t CheckCovariance(TMatrixD &covar);
  //
  //
  void MakeResidualHistos();
  void MakeResidualHistosTracklet();
  THnSparse * GetClusterDelta(Int_t index) const  { return fClusterDelta[index];}
  THnSparse * GetTrackletDelta(Int_t index) const  { return fTrackletDelta[index];}
public:
  
  void FillHisto(const Double_t *t1,
		 const Double_t *t2,
		 Int_t s1,Int_t s2);
  void FillHisto(AliExternalTrackParam *tp1,
		 AliExternalTrackParam *tp2,
		 Int_t s1,Int_t s2);

protected:
  THnSparse *fClusterDelta[2];  //clusters residuals
  THnSparse *fTrackletDelta[4]; //track residuals

  TObjArray fDphiHistArray;    // array of residual histograms  phi      -kPhi
  TObjArray fDthetaHistArray;  // array of residual histograms  theta    -kTheta
  TObjArray fDyHistArray;      // array of residual histograms  y        -kY
  TObjArray fDzHistArray;      // array of residual histograms  z        -kZ
  //
  TObjArray fDyPhiHistArray;      // array of residual histograms  y     -kYPhi
  TObjArray fDzThetaHistArray;    // array of residual histograms  z-z   -kZTheta
  //
  TObjArray fDphiZHistArray;      // array of residual histograms  phi   -kPhiz
  TObjArray fDthetaZHistArray;    // array of residual histograms  theta -kThetaz
  TObjArray fDyZHistArray;        // array of residual histograms  y     -kYz
  TObjArray fDzZHistArray;        // array of residual histograms  z     -kZz
  //
  //
  TObjArray fFitterArray12;    // array of fitters
  TObjArray fFitterArray9;     // array of fitters
  TObjArray fFitterArray6;     // array of fitters
  //
  TObjArray fMatrixArray12;    // array of transnformtation matrix
  TObjArray fMatrixArray9;     // array of transnformtation matrix
  TObjArray fMatrixArray6;     // array of transnformtation matrix 
  //
  //
  //
  //
  TObjArray fCombinedMatrixArray6;      // array  combeined transformation matrix
  //
  //
  Int_t fPoints[72*72];        // number of points in the fitter 
  Bool_t fNoField;             // flag - no field data
  // refernce x
  Double_t fXIO;               // OROC-IROC boundary
  Double_t fXmiddle;           // center of the TPC sector local X
  Double_t fXquadrant;         // x quadrant
  //
  // Kalman filter for sector internal  alignemnt
  //
  TObjArray fArraySectorIntParam; // array of sector alignment parameters
  TObjArray fArraySectorIntCovar; // array of sector alignment covariances 
  //
  // Kalman filter for global alignment
  //
  TMatrixD  *fSectorParamA;     // Kalman parameter   for A side
  TMatrixD  *fSectorCovarA;     // Kalman covariance  for A side 
  TMatrixD  *fSectorParamC;     // Kalman parameter   for A side
  TMatrixD  *fSectorCovarC;     // Kalman covariance  for A side 
  //
  //
  //
  Bool_t    fUseInnerOuter;         // flag- use Inner Outer sector for left righ alignment
  
  static AliTPCcalibAlign*   fgInstance; //! Instance of this class (singleton implementation)
private:
  AliTPCcalibAlign&  operator=(const AliTPCcalibAlign&);// not implemented

  ClassDef(AliTPCcalibAlign,6)
};


TLinearFitter* AliTPCcalibAlign::GetFitter12(Int_t s1,Int_t s2) {
  return static_cast<TLinearFitter*>(fFitterArray12[GetIndex(s1,s2)]);
}
TLinearFitter* AliTPCcalibAlign::GetFitter9(Int_t s1,Int_t s2) {
  return static_cast<TLinearFitter*>(fFitterArray9[GetIndex(s1,s2)]);
}
TLinearFitter* AliTPCcalibAlign::GetFitter6(Int_t s1,Int_t s2) {
  return static_cast<TLinearFitter*>(fFitterArray6[GetIndex(s1,s2)]);
}

const TMatrixD * AliTPCcalibAlign::GetTransformation(Int_t s1,Int_t s2, Int_t fitType){
  if (fitType==0) return static_cast<TMatrixD*>(fMatrixArray6[GetIndex(s1,s2)]);
  if (fitType==1) return static_cast<TMatrixD*>(fMatrixArray9[GetIndex(s1,s2)]);
  if (fitType==2) return static_cast<TMatrixD*>(fMatrixArray12[GetIndex(s1,s2)]);
  return 0;
}


#endif
Commit	Line	Data
9318a5b4	1	#ifndef ALITPCCALIBALIGN_H
	2	#define ALITPCCALIBALIGN_H
	3
	4	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
	7	////
	8	////
	9	////
	10
3326b323	11	class TFile;
8b3c60d8	12	class TGraphErrors;
3326b323	13	class TH1;
1d82fc56	14	class THnSparse;
3326b323	15	#include <TLinearFitter.h>
	16	#include <TMatrixDfwd.h>
	17	class TObjArray;
	18	class TTree;
	19
	20	#include "AliTPCcalibBase.h"
	21	class AliExternalComparison;
	22	class AliExternalTrackParam;
774a5ee9	23	class AliTPCPointCorrection;
3326b323	24	class AliTPCseed;
9318a5b4	25
e4042305	26	class AliTPCcalibAlign:public AliTPCcalibBase {
9318a5b4	27	public:
bb6bc8f6	28	enum HistoType {kY=0, kZ =1, kPhi=2, kTheta=3,
	29	kYPhi=4, kZTheta=5,
	30	kYz=6,kZz=7,kPhiZ=8,kThetaZ=9};
	31	enum FitType{ k6=0, k9=1, k12=2};
9318a5b4	32	AliTPCcalibAlign();
e149f26d	33	AliTPCcalibAlign(const Text_t name, const Text_t title);
bb6bc8f6	34	AliTPCcalibAlign(const AliTPCcalibAlign &align);
bb6bc8f6	35	//
9318a5b4	36	virtual ~AliTPCcalibAlign();
774a5ee9	37	void Process(AliESDEvent *event);
b842d904	38	virtual void ProcessSeed(AliTPCseed *track);
b842d904	39	virtual void Process(AliTPCseed /track*/){ return ;}
7eaa723e	40	virtual void Analyze();
7eaa723e	41	virtual void Terminate();
3326b323	42	virtual Long64_t Merge(TCollection* const list);
4de48bc7	43	void ExportTrackPoints(AliESDEvent *event);
7eaa723e	44	//
774a5ee9	45	//
	46	void MakeReportDy(TFile *output);
	47	void MakeReportDyPhi(TFile *output);
	48	//
	49	void UpdatePointCorrection(AliTPCPointCorrection * correction);
	50	//
	51	virtual void EvalFitters(Int_t minPoints=20);
8b3c60d8	52	TH1 * GetHisto(HistoType type, Int_t s1, Int_t s2, Bool_t force=kFALSE);
774a5ee9	53	void MakeTree(const char *fname="alignTree.root", Int_t minPoints=20);
8b3c60d8	54	TGraphErrors * MakeGraph(Int_t sec0, Int_t sec1, Int_t dsec,
8b3c60d8	55	Int_t i0, Int_t i1, FitType type);
774a5ee9	56	Int_t RefitLinear(const AliTPCseed * seed, Int_t isec, Double_t *fitParam, Int_t refSector, TMatrixD &param, TMatrixD&covar, Double_t xRef, Bool_t both=kFALSE);
774a5ee9	57
e4042305	58	void ProcessTracklets(const AliExternalTrackParam &t1,
e4042305	59	const AliExternalTrackParam &t2,
967eae0d	60	const AliTPCseed * seed,
e4042305	61	Int_t s1,Int_t s2);
774a5ee9	62
5b7417d2	63	void UpdateClusterDeltaField(const AliTPCseed * seed);
774a5ee9	64	void UpdateAlignSector(const AliTPCseed * seed,Int_t isec);
3326b323	65	Int_t GetIndex(Int_t s1,Int_t s2) const {return 72*s1+s2;}
972cf6f2	66	//
6f387311	67	inline const TMatrixD * GetTransformation(Int_t s1,Int_t s2, Int_t fitType);
6f387311	68	//
972cf6f2	69	inline TLinearFitter* GetFitter12(Int_t s1,Int_t s2);
	70	inline TLinearFitter* GetFitter9(Int_t s1,Int_t s2);
	71	inline TLinearFitter* GetFitter6(Int_t s1,Int_t s2);
	72	//
9318a5b4	73	Bool_t GetTransformation12(Int_t s1,Int_t s2,TMatrixD &a);
	74	Bool_t GetTransformation9(Int_t s1,Int_t s2,TMatrixD &a);
	75	Bool_t GetTransformation6(Int_t s1,Int_t s2,TMatrixD &a);
1d82fc56	76	Int_t AcceptTracklet(const AliExternalTrackParam &tp1,
3326b323	77	const AliExternalTrackParam &tp2) const;
774a5ee9	78	Int_t AcceptTracklet(const Double_t *t1,
3326b323	79	const Double_t *t2) const;
6f387311	80
967eae0d	81	void ProcessDiff(const AliExternalTrackParam &t1,
	82	const AliExternalTrackParam &t2,
	83	const AliTPCseed *seed,
	84	Int_t s1,Int_t s2);
6f387311	85	void ProcessAlign(Double_t * t1, Double_t * t2, Int_t s1,Int_t s2);
967eae0d	86
972cf6f2	87	// Bool_t GetTransformationCovar12(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
	88	// Bool_t GetTransformationCovar9(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
	89	// Bool_t GetTransformationCovar6(Int_t s1,Int_t s2,TMatrixD &a, Bool_t norm=kFALSE);
ae0ac7be	90	void Add(AliTPCcalibAlign * align);
3326b323	91	const Int_t *GetPoints() const {return fPoints;}
3326b323	92	void Process(AliESDtrack *const track, Int_t runNo=-1){AliTPCcalibBase::Process(track,runNo);};
6f387311	93	TLinearFitter* GetOrMakeFitter12(Int_t s1,Int_t s2);
	94	TLinearFitter* GetOrMakeFitter9(Int_t s1,Int_t s2);
	95	TLinearFitter* GetOrMakeFitter6(Int_t s1,Int_t s2);
972cf6f2	96	void Process12(const Double_t t1, const Double_t t2,
3326b323	97	TLinearFitter *fitter) const;
	98	void Process9(const Double_t const t1, const Double_t const t2, TLinearFitter *fitter) const;
	99	void Process6(const Double_t const t1, const Double_t const t2, TLinearFitter *fitter) const;
1d82fc56	100	void ProcessTree(TTree * tree, AliExternalComparison *comp=0);
	101	void GlobalAlign6(Int_t minPoints, Float_t sysError, Int_t niter);
	102	//
	103	// Cluster comparison Part
	104	//
6f387311	105	//
	106	// For visualization and test purposes
	107	//
	108	Double_t Correct(Int_t type, Int_t value, Int_t s1, Int_t s2, Double_t x, Double_t y, Double_t z, Double_t phi,Double_t theta);
	109	static Double_t SCorrect(Int_t type, Int_t value, Int_t s1, Int_t s2, Double_t x, Double_t y, Double_t z, Double_t phi,Double_t theta){return Instance()->Correct(type,value,s1,s2,x,y,z,phi,theta);}
	110	static AliTPCcalibAlign* Instance();
3326b323	111	void SetInstance(AliTPCcalibAlign* const param){fgInstance = param;}
1d82fc56	112	static void Constrain1Pt(AliExternalTrackParam &t1, const AliExternalTrackParam &t2, Bool_t noField);
1d82fc56	113	void SetNoField(Bool_t noField){ fNoField=noField;}
774a5ee9	114
	115	//
	116	// Kalman fileter for sectors
	117	//
	118	void MakeSectorKalman();
3326b323	119	void UpdateSectorKalman(Int_t sector, Int_t quadrant0, Int_t quadrant1, TMatrixD const p0, TMatrixD const c0, TMatrixD const p1, TMatrixD const c1);
774a5ee9	120	void UpdateSectorKalman(TMatrixD &par0, TMatrixD &cov0, TMatrixD &para1, TMatrixD &cov1);
	121	Double_t GetCorrectionSector(Int_t coord, Int_t sector, Double_t lx, Double_t ly, Double_t lz);
	122	static Double_t SGetCorrectionSector(Int_t coord, Int_t sector, Double_t lx, Double_t ly, Double_t lz);
	123
	124	//
	125	// Kalman filter for full TPC
	126	//
	127	void MakeKalman();
	128	void UpdateKalman(Int_t sector0, Int_t sector1, TMatrixD &p0, TMatrixD &c0, TMatrixD &p1, TMatrixD &c1);
	129	void UpdateKalman(TMatrixD &par0, TMatrixD &cov0, TMatrixD &para1, TMatrixD &cov1);
	130	//
	131	//private:
	132	static Int_t CheckCovariance(TMatrixD &covar);
b842d904	133	//
	134	//
	135	void MakeResidualHistos();
60721370	136	void MakeResidualHistosTracklet();
4486a91f	137	THnSparse * GetClusterDelta(Int_t index) const { return fClusterDelta[index];}
60721370	138	THnSparse * GetTrackletDelta(Int_t index) const { return fTrackletDelta[index];}
774a5ee9	139	public:
6f387311	140
774a5ee9	141	void FillHisto(const Double_t *t1,
774a5ee9	142	const Double_t *t2,
6f387311	143	Int_t s1,Int_t s2);
5b7417d2	144	void FillHisto(AliExternalTrackParam *tp1,
5b7417d2	145	AliExternalTrackParam *tp2,
60721370	146	Int_t s1,Int_t s2);
6f387311	147
3326b323	148	protected:
5b7417d2	149	THnSparse *fClusterDelta[2]; //clusters residuals
60721370	150	THnSparse *fTrackletDelta[4]; //track residuals
b842d904	151
bb6bc8f6	152	TObjArray fDphiHistArray; // array of residual histograms phi -kPhi
	153	TObjArray fDthetaHistArray; // array of residual histograms theta -kTheta
	154	TObjArray fDyHistArray; // array of residual histograms y -kY
	155	TObjArray fDzHistArray; // array of residual histograms z -kZ
	156	//
	157	TObjArray fDyPhiHistArray; // array of residual histograms y -kYPhi
	158	TObjArray fDzThetaHistArray; // array of residual histograms z-z -kZTheta
	159	//
	160	TObjArray fDphiZHistArray; // array of residual histograms phi -kPhiz
	161	TObjArray fDthetaZHistArray; // array of residual histograms theta -kThetaz
	162	TObjArray fDyZHistArray; // array of residual histograms y -kYz
	163	TObjArray fDzZHistArray; // array of residual histograms z -kZz
	164	//
	165	//
972cf6f2	166	TObjArray fFitterArray12; // array of fitters
	167	TObjArray fFitterArray9; // array of fitters
	168	TObjArray fFitterArray6; // array of fitters
6f387311	169	//
	170	TObjArray fMatrixArray12; // array of transnformtation matrix
	171	TObjArray fMatrixArray9; // array of transnformtation matrix
1d82fc56	172	TObjArray fMatrixArray6; // array of transnformtation matrix
	173	//
	174	//
b842d904	175	//
b842d904	176	//
1d82fc56	177	TObjArray fCombinedMatrixArray6; // array combeined transformation matrix
1d82fc56	178	//
6f387311	179	//
6f387311	180	Int_t fPoints[72*72]; // number of points in the fitter
774a5ee9	181	Bool_t fNoField; // flag - no field data
	182	// refernce x
	183	Double_t fXIO; // OROC-IROC boundary
	184	Double_t fXmiddle; // center of the TPC sector local X
	185	Double_t fXquadrant; // x quadrant
	186	//
	187	// Kalman filter for sector internal alignemnt
	188	//
	189	TObjArray fArraySectorIntParam; // array of sector alignment parameters
	190	TObjArray fArraySectorIntCovar; // array of sector alignment covariances
	191	//
	192	// Kalman filter for global alignment
	193	//
	194	TMatrixD *fSectorParamA; // Kalman parameter for A side
	195	TMatrixD *fSectorCovarA; // Kalman covariance for A side
	196	TMatrixD *fSectorParamC; // Kalman parameter for A side
	197	TMatrixD *fSectorCovarC; // Kalman covariance for A side
4de48bc7	198	//
	199	//
	200	//
	201	Bool_t fUseInnerOuter; // flag- use Inner Outer sector for left righ alignment
	202
6f387311	203	static AliTPCcalibAlign* fgInstance; //! Instance of this class (singleton implementation)
774a5ee9	204	private:
	205	AliTPCcalibAlign& operator=(const AliTPCcalibAlign&);// not implemented
	206
5b7417d2	207	ClassDef(AliTPCcalibAlign,6)
9318a5b4	208	};
9318a5b4	209
972cf6f2	210
	211	TLinearFitter* AliTPCcalibAlign::GetFitter12(Int_t s1,Int_t s2) {
	212	return static_cast<TLinearFitter*>(fFitterArray12[GetIndex(s1,s2)]);
	213	}
	214	TLinearFitter* AliTPCcalibAlign::GetFitter9(Int_t s1,Int_t s2) {
	215	return static_cast<TLinearFitter*>(fFitterArray9[GetIndex(s1,s2)]);
	216	}
	217	TLinearFitter* AliTPCcalibAlign::GetFitter6(Int_t s1,Int_t s2) {
	218	return static_cast<TLinearFitter*>(fFitterArray6[GetIndex(s1,s2)]);
	219	}
	220
6f387311	221	const TMatrixD * AliTPCcalibAlign::GetTransformation(Int_t s1,Int_t s2, Int_t fitType){
	222	if (fitType==0) return static_cast<TMatrixD*>(fMatrixArray6[GetIndex(s1,s2)]);
	223	if (fitType==1) return static_cast<TMatrixD*>(fMatrixArray9[GetIndex(s1,s2)]);
	224	if (fitType==2) return static_cast<TMatrixD*>(fMatrixArray12[GetIndex(s1,s2)]);
1d82fc56	225	return 0;
6f387311	226	}
972cf6f2	227
	228
	229
9318a5b4	230	#endif