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;}
28 void FitData(TTree * tree);
29 Float_t GetError0(Int_t dim, Int_t type, Float_t z, Float_t angle);
30 Float_t GetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle);
31 Float_t GetError1(Int_t dim, Int_t type, Float_t z, Float_t angle);
32 Float_t GetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
33 Float_t GetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
34 Float_t GetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
35 Float_t GetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle);
36 Float_t GetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle);
37 Float_t GetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
38 Float_t GetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean);
39 Float_t GetShapeFactor(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean, Float_t rmsL, Float_t rmsM);
41 void Test(TTree * tree, const char *output="TestClusterParam.root");
43 // static methods equivalents - use instance of param object - useful for tree draw and TF2 visualization
44 static Float_t SGetError0(Int_t dim, Int_t type, Float_t z, Float_t angle){
45 return fgInstance->GetError0(dim,type,z,angle);
47 static Float_t SGetError0Par(Int_t dim, Int_t type, Float_t z, Float_t angle){
48 return fgInstance->GetError0Par(dim,type,z,angle);
50 static Float_t SGetError1(Int_t dim, Int_t type, Float_t z, Float_t angle){
51 return fgInstance->GetError1(dim,type,z,angle);
53 static Float_t SGetErrorQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
54 return fgInstance->GetErrorQ(dim,type,z,angle,Qmean);
56 static Float_t SGetErrorQPar(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
57 return fgInstance->GetErrorQPar(dim,type,z,angle,Qmean);
59 static Float_t SGetErrorQParScaled(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
60 return fgInstance->GetErrorQParScaled(dim,type,z,angle,Qmean);
63 static Float_t SGetRMS0(Int_t dim, Int_t type, Float_t z, Float_t angle){
64 return fgInstance->GetRMS0(dim,type,z,angle);
66 static Float_t SGetRMS1(Int_t dim, Int_t type, Float_t z, Float_t angle){
67 return fgInstance->GetRMS1(dim,type,z,angle);
69 static Float_t SGetRMSQ(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
70 return fgInstance->GetRMSQ(dim,type,z,angle,Qmean);
72 static Float_t SGetRMSSigma(Int_t dim, Int_t type, Float_t z, Float_t angle, Float_t Qmean){
73 return fgInstance->GetRMSSigma(dim,type,z,angle,Qmean);
75 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){
76 return fgInstance->GetShapeFactor(dim,type,z,angle,Qmean, rmsL, rmsM);
80 void FitResol(TTree * tree);
81 void FitRMS(TTree * tree);
82 Float_t Qnorm(Int_t ipad, Int_t itype, Float_t dr, Float_t ty, Float_t tz);
83 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);}
85 void SetQnorm(Int_t ipad, Int_t itype, TVectorD * norm);
89 void FitResol0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
90 void FitResol0Par(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
91 void FitResol1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
92 void FitResolQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
93 void FitResolQPar(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
94 void FitRMS0(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
95 void FitRMS1(TTree * tree, Int_t dim, Float_t *param0, Float_t *error);
96 void FitRMSQ(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
97 void FitRMSSigma(TTree * tree, Int_t dim, Int_t type, Float_t *param0, Float_t *error);
100 Float_t fRatio; //ratio of values constibution to error
101 Float_t fParamS0[2][3][4]; //error parameterization coeficients
102 Float_t fErrorS0[2][3][4]; //error parameterization coeficients
103 Float_t fParamS0Par[2][3][7]; //error parameterization coeficients
104 Float_t fErrorS0Par[2][3][7]; //error parameterization coeficients
105 Float_t fParamSQ[2][3][6]; //error parameterization coeficients
106 Float_t fErrorSQ[2][3][6]; //error parameterization coeficients
107 Float_t fParamSQPar[2][3][9]; //error parameterization coeficients
108 Float_t fErrorSQPar[2][3][9]; //error parameterization coeficients
109 Float_t fParamS1[2][4]; //error parameterization coeficients
110 Float_t fErrorS1[2][4]; //error parameterization coeficients
112 Float_t fParamRMS0[2][3][4]; //shape parameterization coeficients
113 Float_t fErrorRMS0[2][3][4]; //shape parameterization coeficients
114 Float_t fParamRMSQ[2][3][6]; //shape parameterization coeficients
115 Float_t fErrorRMSQ[2][3][6]; //shape parameterization coeficients
116 Float_t fParamRMS1[2][5]; //shape parameterization coeficients
117 Float_t fErrorRMS1[2][5]; //shape parameterization coeficients
118 Float_t fErrorRMSSys[2]; // systematic relative error of the parametererization
119 Float_t fRMSSigmaRatio[2][2]; // mean value of the varation of RMS to RMS
120 Float_t fRMSSigmaFit[2][3][2]; // mean value of the varation of RMS to RMS
122 TObjArray *fQNorm; // q norm paramters
124 static AliTPCClusterParam* fgInstance; //! Instance of this class (singleton implementation)
125 ClassDef(AliTPCClusterParam,2) // TPC Cluster parameter class