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();
24 AliTPCClusterParam(){fRatio=0.01; fQNorm=0;}
25 virtual ~AliTPCClusterParam(){;}
26 virtual void Print(Option_t* option = "") const;
27 void SetInstance(AliTPCClusterParam*param){fgInstance = param;}
31 void FitData(TTree * tree);
32 void FitResol(TTree * tree);
33 void FitRMS(TTree * tree);
34 void SetQnorm(Int_t ipad, Int_t itype, TVectorD * norm);
35 Float_t Qnorm(Int_t ipad, Int_t itype, Float_t dr, Float_t ty, Float_t tz);
37 // Error parameterization
39 Float_t GetError0(Int_t dim, Int_t type, Float_t z, Float_t angle);
40 Float_t GetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle);
41 Float_t GetError1(Int_t dim, Int_t type, Float_t z, Float_t angle);
42 Float_t GetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
43 Float_t GetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
44 Float_t GetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
46 // Shape parameterization
48 Float_t GetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle);
49 Float_t GetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle);
50 Float_t GetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
51 Float_t GetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
52 Float_t GetShapeFactor(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean, Float_t rmsL, Float_t rmsM);
56 void Test(TTree * tree, const char *output="TestClusterParam.root");
58 // static methods equivalents - use instance of param object - useful for tree draw and TF2 visualization
59 static Float_t SGetError0(Int_t dim, Int_t type, Float_t z, Float_t angle){
60 return fgInstance->GetError0(dim,type,z,angle);
62 static Float_t SGetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle){
63 return fgInstance->GetError0Par(dim,type,z,angle);
65 static Float_t SGetError1(Int_t dim, Int_t type, Float_t z, Float_t angle){
66 return fgInstance->GetError1(dim,type,z,angle);
68 static Float_t SGetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
69 return fgInstance->GetErrorQ(dim,type,z,angle,Qmean);
71 static Float_t SGetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
72 return fgInstance->GetErrorQPar(dim,type,z,angle,Qmean);
74 static Float_t SGetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
75 return fgInstance->GetErrorQParScaled(dim,type,z,angle,Qmean);
78 static Float_t SGetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle){
79 return fgInstance->GetRMS0(dim,type,z,angle);
81 static Float_t SGetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle){
82 return fgInstance->GetRMS1(dim,type,z,angle);
84 static Float_t SGetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
85 return fgInstance->GetRMSQ(dim,type,z,angle,Qmean);
87 static Float_t SGetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
88 return fgInstance->GetRMSSigma(dim,type,z,angle,Qmean);
90 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){
91 return fgInstance->GetShapeFactor(dim,type,z,angle,Qmean, rmsL, rmsM);
95 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);}
102 void FitResol0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
103 void FitResol0Par(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
104 void FitResol1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
105 void FitResolQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
106 void FitResolQPar(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
107 void FitRMS0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
108 void FitRMS1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
109 void FitRMSQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
110 void FitRMSSigma(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
113 Float_t fRatio; //ratio of values constibution to error
114 Float_t fParamS0[2][3][4]; //error parameterization coeficients
115 Float_t fErrorS0[2][3][4]; //error parameterization coeficients
116 Float_t fParamS0Par[2][3][7]; //error parameterization coeficients
117 Float_t fErrorS0Par[2][3][7]; //error parameterization coeficients
118 Float_t fParamSQ[2][3][6]; //error parameterization coeficients
119 Float_t fErrorSQ[2][3][6]; //error parameterization coeficients
120 Float_t fParamSQPar[2][3][9]; //error parameterization coeficients
121 Float_t fErrorSQPar[2][3][9]; //error parameterization coeficients
122 Float_t fParamS1[2][4]; //error parameterization coeficients
123 Float_t fErrorS1[2][4]; //error parameterization coeficients
125 Float_t fParamRMS0[2][3][4]; //shape parameterization coeficients
126 Float_t fErrorRMS0[2][3][4]; //shape parameterization coeficients
127 Float_t fParamRMSQ[2][3][6]; //shape parameterization coeficients
128 Float_t fErrorRMSQ[2][3][6]; //shape parameterization coeficients
129 Float_t fParamRMS1[2][5]; //shape parameterization coeficients
130 Float_t fErrorRMS1[2][5]; //shape parameterization coeficients
131 Float_t fErrorRMSSys[2]; // systematic relative error of the parametererization
132 Float_t fRMSSigmaRatio[2][2]; // mean value of the varation of RMS to RMS
133 Float_t fRMSSigmaFit[2][3][2]; // mean value of the varation of RMS to RMS
135 TObjArray *fQNorm; // q norm paramters
137 static AliTPCClusterParam* fgInstance; //! Instance of this class (singleton implementation)
138 ClassDef(AliTPCClusterParam,2) // TPC Cluster parameter class