1 #ifndef ALITPCCLUSTERPARAM_H
2 #define ALITPCCLUSTERPARAM_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
6 /* $Id: AliTPCClusterParam.h,v */
8 ////////////////////////////////////////////////////
10 // TPC cluster error and shape parameterization //
12 ////////////////////////////////////////////////////
20 //_____________________________________________________________________________
21 class AliTPCClusterParam : public TObject {
23 static AliTPCClusterParam* Instance();
25 AliTPCClusterParam(const AliTPCClusterParam& param);
26 AliTPCClusterParam & operator=(const AliTPCClusterParam&);
27 virtual ~AliTPCClusterParam();
28 virtual void Print(Option_t* option = "") const;
29 void SetInstance(AliTPCClusterParam*param){fgInstance = param;}
33 void FitData(TTree * tree);
34 void FitResol(TTree * tree);
35 void FitRMS(TTree * tree);
36 void SetQnorm(Int_t ipad, Int_t itype, TVectorD * norm);
37 Float_t Qnorm(Int_t ipad, Int_t itype, Float_t dr, Float_t ty, Float_t tz);
39 // Error parameterization
41 Float_t GetError0(Int_t dim, Int_t type, Float_t z, Float_t angle);
42 Float_t GetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle);
43 Float_t GetError1(Int_t dim, Int_t type, Float_t z, Float_t angle);
44 Float_t GetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
45 Float_t GetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
46 Float_t GetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
48 // Shape parameterization
50 Float_t GetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle);
51 Float_t GetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle);
52 Float_t GetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
53 Float_t GetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
54 Float_t GetShapeFactor(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean, Float_t rmsL, Float_t rmsM);
58 void Test(TTree * tree, const char *output="TestClusterParam.root");
60 // static methods equivalents - use instance of param object - useful for tree draw and TF2 visualization
61 static Float_t SGetError0(Int_t dim, Int_t type, Float_t z, Float_t angle){
62 return fgInstance->GetError0(dim,type,z,angle);
64 static Float_t SGetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle){
65 return fgInstance->GetError0Par(dim,type,z,angle);
67 static Float_t SGetError1(Int_t dim, Int_t type, Float_t z, Float_t angle){
68 return fgInstance->GetError1(dim,type,z,angle);
70 static Float_t SGetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
71 return fgInstance->GetErrorQ(dim,type,z,angle,Qmean);
73 static Float_t SGetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
74 return fgInstance->GetErrorQPar(dim,type,z,angle,Qmean);
76 static Float_t SGetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
77 return fgInstance->GetErrorQParScaled(dim,type,z,angle,Qmean);
80 static Float_t SGetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle){
81 return fgInstance->GetRMS0(dim,type,z,angle);
83 static Float_t SGetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle){
84 return fgInstance->GetRMS1(dim,type,z,angle);
86 static Float_t SGetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
87 return fgInstance->GetRMSQ(dim,type,z,angle,Qmean);
89 static Float_t SGetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
90 return fgInstance->GetRMSSigma(dim,type,z,angle,Qmean);
92 static Float_t SGetShapeFactor(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean, Float_t rmsL, Float_t rmsM){
93 return fgInstance->GetShapeFactor(dim,type,z,angle,Qmean, rmsL, rmsM);
97 static Float_t SQnorm(Int_t ipad, Int_t itype,Float_t dr, Float_t ty, Float_t tz) {return fgInstance->Qnorm(ipad, itype, dr,ty,tz);}
104 void FitResol0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
105 void FitResol0Par(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
106 void FitResol1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
107 void FitResolQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
108 void FitResolQPar(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
109 void FitRMS0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
110 void FitRMS1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
111 void FitRMSQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
112 void FitRMSSigma(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
115 Float_t fRatio; //ratio of values constibution to error
116 Float_t fParamS0[2][3][4]; //error parameterization coeficients
117 Float_t fErrorS0[2][3][4]; //error parameterization coeficients
118 Float_t fParamS0Par[2][3][7]; //error parameterization coeficients
119 Float_t fErrorS0Par[2][3][7]; //error parameterization coeficients
120 Float_t fParamSQ[2][3][6]; //error parameterization coeficients
121 Float_t fErrorSQ[2][3][6]; //error parameterization coeficients
122 Float_t fParamSQPar[2][3][9]; //error parameterization coeficients
123 Float_t fErrorSQPar[2][3][9]; //error parameterization coeficients
124 Float_t fParamS1[2][4]; //error parameterization coeficients
125 Float_t fErrorS1[2][4]; //error parameterization coeficients
127 Float_t fParamRMS0[2][3][4]; //shape parameterization coeficients
128 Float_t fErrorRMS0[2][3][4]; //shape parameterization coeficients
129 Float_t fParamRMSQ[2][3][6]; //shape parameterization coeficients
130 Float_t fErrorRMSQ[2][3][6]; //shape parameterization coeficients
131 Float_t fParamRMS1[2][5]; //shape parameterization coeficients
132 Float_t fErrorRMS1[2][5]; //shape parameterization coeficients
133 Float_t fErrorRMSSys[2]; // systematic relative error of the parametererization
134 Float_t fRMSSigmaRatio[2][2]; // mean value of the varation of RMS to RMS
135 Float_t fRMSSigmaFit[2][3][2]; // mean value of the varation of RMS to RMS
137 TObjArray *fQNorm; // q norm paramters
139 static AliTPCClusterParam* fgInstance; //! Instance of this class (singleton implementation)
140 ClassDef(AliTPCClusterParam,2) // TPC Cluster parameter class