]>
Commit | Line | Data |
---|---|---|
1 | #ifndef ALITPCFCVOLTERROR3D_H | |
2 | #define ALITPCFCVOLTERROR3D_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 | // AliTPCFCVoltError3D class // | |
9 | // Authors: Jim Thomas, Stefan Rossegger // | |
10 | //////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include "AliTPCCorrection.h" | |
13 | ||
14 | ||
15 | class AliTPCFCVoltError3D : public AliTPCCorrection { | |
16 | public: | |
17 | AliTPCFCVoltError3D(); | |
18 | virtual ~AliTPCFCVoltError3D(); | |
19 | ||
20 | // initialization and update functions | |
21 | virtual void Init(); | |
22 | virtual void Update(const TTimeStamp &timeStamp); | |
23 | ||
24 | // common setters and getters for tangled ExB effect | |
25 | virtual void SetOmegaTauT1T2(Float_t omegaTau,Float_t t1,Float_t t2) { | |
26 | fT1=t1; fT2=t2; | |
27 | const Double_t wt0=t2*omegaTau; fC0=1./(1.+wt0*wt0); | |
28 | const Double_t wt1=t1*omegaTau; fC1=wt1/(1.+wt1*wt1); | |
29 | }; | |
30 | void SetC0C1(Float_t c0,Float_t c1) {fC0=c0;fC1=c1;} // CAUTION: USE WITH CARE | |
31 | Float_t GetC0() const {return fC0;} | |
32 | Float_t GetC1() const {return fC1;} | |
33 | ||
34 | // setters and getters | |
35 | ||
36 | // Set rod shift in Voltage equivalents (40V ~ 1mm) | |
37 | // rod numbers: 0-17 (IFC), 18-35 (OFC) | |
38 | // note: strips move accordingly | |
39 | void SetRodVoltShiftA(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fRodVoltShiftA[rod]=voltOffset; fInitLookUp=doInit;} | |
40 | void SetRodVoltShiftC(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fRodVoltShiftC[rod]=voltOffset; fInitLookUp=doInit;} | |
41 | Float_t GetRodVoltShiftA(Int_t i) const {return fRodVoltShiftA[i];}// 0-17: IFC, 18-35; OFC | |
42 | Float_t GetRodVoltShiftC(Int_t i) const {return fRodVoltShiftC[i];}// 0-17: IFC, 18-35; OFC | |
43 | ||
44 | // Set rotated clip (just at High Voltage RODs) in Voltage equivalents (40V ~ 1mm) | |
45 | // rod number: 0 (IFC), 1 (OFC) | |
46 | void SetRotatedClipVoltA(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fRotatedClipVoltA[rod]=voltOffset; fInitLookUp=doInit;} | |
47 | void SetRotatedClipVoltC(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fRotatedClipVoltC[rod]=voltOffset; fInitLookUp=doInit;} | |
48 | Float_t GetRotatedClipVoltA(Int_t i) const {return fRotatedClipVoltA[i];}// (0,1):(IFC,OFC) | |
49 | Float_t GetRotatedClipVoltC(Int_t i) const {return fRotatedClipVoltC[i];}// (0,1):(IFC,OFC) | |
50 | ||
51 | // Set rod shift in Voltage equivalents (40V ~ 1mm) | |
52 | // rod numbers: 0-17 (OFC) | |
53 | // note: strips DO NOT move, only the copper rods do ... | |
54 | void SetCopperRodShiftA(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fCopperRodShiftA[rod]=voltOffset; fInitLookUp=doInit;} | |
55 | void SetCopperRodShiftC(Int_t rod, Float_t voltOffset, Bool_t doInit=kTRUE) {fCopperRodShiftC[rod]=voltOffset; fInitLookUp=doInit;} | |
56 | Float_t GetCopperRodShiftA(Int_t i) const {return fCopperRodShiftA[i];}// 0-17: IFC, 18-35; OFC | |
57 | Float_t GetCopperRodShiftC(Int_t i) const {return fCopperRodShiftC[i];}// 0-17: IFC, 18-35; OFC | |
58 | ||
59 | ||
60 | void InitFCVoltError3D(); // Fill the lookup tables | |
61 | void ForceInitFCVoltError3D() { fInitLookUp=kFALSE; InitFCVoltError3D(); } | |
62 | ||
63 | virtual void Print(const Option_t* option="") const; | |
64 | ||
65 | ||
66 | ||
67 | protected: | |
68 | virtual void GetCorrection(const Float_t x[],const Short_t roc,Float_t dx[]); | |
69 | ||
70 | private: | |
71 | ||
72 | AliTPCFCVoltError3D(const AliTPCFCVoltError3D &); // not implemented | |
73 | AliTPCFCVoltError3D &operator=(const AliTPCFCVoltError3D &); // not implemented | |
74 | ||
75 | Float_t fC0; // coefficient C0 (compare Jim Thomas's notes for definitions) | |
76 | Float_t fC1; // coefficient C1 (compare Jim Thomas's notes for definitions) | |
77 | Float_t fRodVoltShiftA[36]; // Rod (&strips) shift in Volt (40V~1mm) | |
78 | Float_t fRodVoltShiftC[36]; // Rod (&strips) shift in Volt (40V~1mm) | |
79 | Float_t fRotatedClipVoltA[2]; // rotated clips at HV rod | |
80 | Float_t fRotatedClipVoltC[2]; // rotated clips at HV rod | |
81 | Float_t fCopperRodShiftA[36]; // only Rod shift | |
82 | Float_t fCopperRodShiftC[36]; // only Rod shift | |
83 | ||
84 | Bool_t fInitLookUp; // flag to check if the Look Up table was created (SUM) | |
85 | Bool_t fInitLookUpBasic[6]; // ! flag if the basic lookup was created (shifted Rod (IFC,OFC) or rotated clip (IFC,OFC)) | |
86 | ||
87 | ||
88 | TMatrixF *fLookUpErOverEz[kNPhi]; // Array to store electric field integral (int Er/Ez) | |
89 | TMatrixF *fLookUpEphiOverEz[kNPhi]; // Array to store electric field integral (int Er/Ez) | |
90 | TMatrixF *fLookUpDeltaEz[kNPhi]; // Array to store electric field integral (int Er/Ez) | |
91 | ||
92 | // basic numbers for the poisson relaxation //can be set individually in each class | |
93 | enum {kRows =257}; // grid size in r direction used in the poisson relaxation // ( 2**n + 1 ) eg. 65, 129, 257 etc. | |
94 | enum {kColumns=129}; // grid size in z direction used in the poisson relaxation // ( 2**m + 1 ) eg. 65, 129, 257 etc. | |
95 | enum {kPhiSlicesPerSector = 10 }; // number of points in phi slices | |
96 | enum {kPhiSlices = 1+kPhiSlicesPerSector*3 }; // number of points in phi for the basic lookup tables | |
97 | enum {kIterations=100}; // Number of iterations within the poisson relaxation | |
98 | ||
99 | // ugly way to store "partial" look up tables | |
100 | // needed for the faster calculation of the final distortion table | |
101 | ||
102 | // for Rod and Strip shift | |
103 | TMatrixD *fLookUpBasic1ErOverEz[kPhiSlices]; // ! Array to store electric field integral (int Er/Ez) | |
104 | TMatrixD *fLookUpBasic1EphiOverEz[kPhiSlices]; // ! Array to store electric field integral (int Ephi/Ez) | |
105 | TMatrixD *fLookUpBasic1DeltaEz[kPhiSlices]; // ! Array to store electric field integral (int Ez) | |
106 | ||
107 | TMatrixD *fLookUpBasic2ErOverEz[kPhiSlices]; // ! Array to store electric field integral | |
108 | TMatrixD *fLookUpBasic2EphiOverEz[kPhiSlices]; // ! Array to store electric field integral | |
109 | TMatrixD *fLookUpBasic2DeltaEz[kPhiSlices]; // ! Array to store electric field integral | |
110 | ||
111 | // for rotated clips | |
112 | TMatrixD *fLookUpBasic3ErOverEz[kPhiSlices]; // ! Array to store electric field integral | |
113 | TMatrixD *fLookUpBasic3EphiOverEz[kPhiSlices]; // ! Array to store electric field integral | |
114 | TMatrixD *fLookUpBasic3DeltaEz[kPhiSlices]; // ! Array to store electric field integral | |
115 | ||
116 | TMatrixD *fLookUpBasic4ErOverEz[kPhiSlices]; // ! Array to store electric field integral | |
117 | TMatrixD *fLookUpBasic4EphiOverEz[kPhiSlices]; // ! Array to store electric field integral | |
118 | TMatrixD *fLookUpBasic4DeltaEz[kPhiSlices]; // ! Array to store electric field integral | |
119 | ||
120 | // for (only rod) shift (copper rods) | |
121 | TMatrixD *fLookUpBasic5ErOverEz[kPhiSlices]; // ! Array to store electric field integral | |
122 | TMatrixD *fLookUpBasic5EphiOverEz[kPhiSlices]; // ! Array to store electric field integral | |
123 | TMatrixD *fLookUpBasic5DeltaEz[kPhiSlices]; // ! Array to store electric field integral | |
124 | ||
125 | TMatrixD *fLookUpBasic6ErOverEz[kPhiSlices]; // ! Array to store electric field integral | |
126 | TMatrixD *fLookUpBasic6EphiOverEz[kPhiSlices]; // ! Array to store electric field integral | |
127 | TMatrixD *fLookUpBasic6DeltaEz[kPhiSlices]; // ! Array to store electric field integral | |
128 | ||
129 | ||
130 | ClassDef(AliTPCFCVoltError3D,3); // | |
131 | }; | |
132 | ||
133 | #endif |