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108615fc | 1 | #ifndef ALIL3TRANSFORM_H |
2 | #define ALIL3TRANSFORM_H | |
3 | ||
108615fc | 4 | #include "AliL3RootTypes.h" |
108615fc | 5 | |
6 | class AliL3Transform { | |
494fad94 | 7 | |
108615fc | 8 | private: |
494fad94 | 9 | |
ef79795d | 10 | static Double_t fBField; |
293aee2f | 11 | static Int_t fBFieldFactor; |
494fad94 | 12 | static Int_t fNTimeBins; |
13 | static Int_t fNRowLow; | |
14 | static Int_t fNRowUp; | |
15 | static Int_t fNSectorLow; | |
16 | static Int_t fNSectorUp; | |
17 | static Double_t fPadPitchWidthLow; | |
18 | static Double_t fPadPitchWidthUp; | |
19 | static Double_t fZWidth; | |
20 | static Double_t fZSigma; | |
21 | static Int_t fNSector; | |
22 | static Int_t fNSlice; | |
23 | static Int_t fNRow; | |
24 | static Double_t fPi; | |
25 | static Double_t fNRotShift; | |
26 | static Double_t fZLength; | |
27 | static Double_t fZOffset; | |
28 | static Int_t fNPads[176]; //fill this following Init | |
29 | static Double_t fX[176]; //fill this following Init | |
30 | static Int_t fVersion; //flags which version one is using | |
9ca67380 | 31 | static Int_t fRows[6][2]; |
32 | static Int_t fNRows[6]; | |
33 | static Int_t fNPatches; | |
768861a0 | 34 | |
35 | static Double_t fDiffT; //Transversal diffusion constant | |
36 | static Double_t fDiffL; //Longitudinal diffusion constant | |
37 | static Double_t fAnodeWireSpacing; | |
38 | static Double_t fInnerPadLength; | |
39 | static Double_t fOuterPadLength; | |
40 | static Double_t fInnerPRFSigma; | |
41 | static Double_t fOuterPRFSigma; | |
42 | static Double_t fTimeSigma; //Minimal longitudinal width | |
108615fc | 43 | |
494fad94 | 44 | public: |
45 | ||
46 | static void Init(const Char_t* path); //new init for all AliRoot versions | |
47 | ||
ef79795d | 48 | static void SetBField(Double_t f) {fBField = f;} |
9ca67380 | 49 | static Int_t GetFirstRow(Int_t patch) {return fRows[patch][0];} |
50 | static Int_t GetLastRow(Int_t patch) {return fRows[patch][1];} | |
51 | static Int_t GetNRows(Int_t patch) {return fNRows[patch];} | |
f500b93b | 52 | static Int_t GetNRows() {return fNRow;} |
9ca67380 | 53 | static Int_t GetNPatches() {return fNPatches;} |
ef79795d | 54 | static Double_t GetBField() {return fBField;} |
9ca67380 | 55 | static Double_t Pi() {return fPi;} |
494fad94 | 56 | static Int_t GetVersion(){return fVersion;} |
57 | static Double_t GetPadPitchWidthLow() {return fPadPitchWidthLow;} | |
58 | static Double_t GetPadPitchWidthUp() {return fPadPitchWidthUp;} | |
6a17f2c9 | 59 | static Double_t GetPadPitchWidth(Int_t patch) {return patch < 2 ? fPadPitchWidthLow : fPadPitchWidthUp;} |
494fad94 | 60 | static Double_t GetZWidth() {return fZWidth;} |
61 | static Double_t GetZLength() {return fZLength;} | |
62 | static Double_t GetZOffset() {return fZOffset;} | |
768861a0 | 63 | static Double_t GetDiffT() {return fDiffT;} |
64 | static Double_t GetDiffL() {return fDiffL;} | |
65 | static Double_t GetAnodeWireSpacing() {return fAnodeWireSpacing;} | |
66 | static Double_t GetPadLength(Int_t patch) {return patch < 2 ? fInnerPadLength : fOuterPadLength;} | |
67 | static Double_t GetPRFSigma(Int_t patch) {return patch < 2 ? fInnerPRFSigma : fOuterPRFSigma;} | |
68 | static Double_t GetTimeSigma() {return fTimeSigma;} | |
494fad94 | 69 | static Int_t GetNSectorLow() {return fNSectorLow;} |
70 | static Int_t GetNSectorUp() {return fNSectorUp;} | |
95a00d93 | 71 | |
494fad94 | 72 | static Bool_t Slice2Sector(Int_t slice, Int_t slicerow, Int_t §or, Int_t &row); |
73 | static Bool_t Sector2Slice(Int_t &slice, Int_t sector); | |
74 | static Bool_t Sector2Slice(Int_t &slice, Int_t &slicerow, Int_t sector, Int_t row); | |
1727f1c9 | 75 | |
494fad94 | 76 | static Int_t GetNPads(Int_t row){return (row<fNRow)?fNPads[row]:0;} |
77 | static Int_t GetNTimeBins(){return fNTimeBins;} | |
78 | static Double_t Row2X(Int_t slicerow); | |
79 | static Double_t GetMaxY(Int_t slicerow); | |
80 | static Double_t GetEta(Float_t *xyz); | |
81 | static Double_t GetEta(Int_t row, Int_t pad, Int_t time); | |
82 | static Double_t GetPhi(Float_t *xyz); | |
1727f1c9 | 83 | |
494fad94 | 84 | static void XYZtoRPhiEta(Float_t *rpe, Float_t *xyz); |
85 | static void Local2Global(Float_t *xyz, Int_t slice); | |
86 | static void Local2GlobalAngle(Float_t *angle, Int_t slice); | |
87 | static void Global2LocalAngle(Float_t *angle, Int_t slice); | |
108615fc | 88 | |
494fad94 | 89 | static void Raw2Local(Float_t *xyz, Int_t sector, Int_t row, Float_t pad, Float_t time); |
90 | static void Local2Global(Float_t *xyz, Int_t sector, Int_t row); | |
91 | static void Global2Local(Float_t *xyz, Int_t sector, Bool_t isSlice=kFALSE); | |
92 | static void Raw2Global(Float_t *xyz, Int_t sector, Int_t row, Float_t pad, Float_t time); | |
93 | static void Local2Raw(Float_t *xyz, Int_t sector, Int_t row); | |
94 | static void Global2Raw(Float_t *xyz, Int_t sector, Int_t row); | |
108615fc | 95 | |
b661165c | 96 | ClassDef(AliL3Transform,1) //Transformation class for ALICE TPC |
108615fc | 97 | }; |
108615fc | 98 | #endif |
a4e75a99 | 99 | |
89693986 | 100 | |
101 | ||
102 | ||
103 |