1 #ifndef ALIL3TRANSFORM_H
2 #define ALIL3TRANSFORM_H
4 #include "AliL3RootTypes.h"
9 const static Double_t fBFACT;
11 static Double_t fBField;
12 static Int_t fBFieldFactor;
13 static Int_t fNTimeBins;
14 static Int_t fNRowLow;
16 static Int_t fNRowUp1;
17 static Int_t fNRowUp2;
18 static Int_t fNSectorLow;
19 static Int_t fNSectorUp;
20 static Double_t fPadPitchWidthLow;
21 static Double_t fPadPitchWidthUp;
22 static Double_t fZWidth;
23 static Double_t fZSigma;
24 static Int_t fNSector;
28 static Double_t fNRotShift;
29 static Double_t fZLength;
30 static Double_t fZOffset;
31 static Int_t fNPads[159]; //fill this following Init
32 static Double_t fX[159]; //fill this following Init
33 static Int_t fVersion; //flags the version
34 static Int_t fRows[6][2];
35 static Int_t fNRows[6];
36 static Int_t fNPatches;
37 static Double_t fDiffT; //Transversal diffusion constant
38 static Double_t fDiffL; //Longitudinal diffusion constant
39 static Double_t fAnodeWireSpacing;
40 static Double_t fInnerPadLength;
41 static Double_t fOuter1PadLength;
42 static Double_t fOuter2PadLength;
43 static Double_t fInnerPRFSigma;
44 static Double_t fOuter1PRFSigma;
45 static Double_t fOuter2PRFSigma;
46 static Double_t fTimeSigma; //Minimal longitudinal width
51 static Bool_t Init(Char_t* path,Bool_t UseAliTPCParam=kFALSE); //init for different AliRoot versions
52 static Bool_t MakeInitFile(Char_t *filename,Char_t *path); //create the init file in path
53 static Bool_t ReadInit(Char_t *path); //read it possibly from root file
55 static void SetBField(Double_t f) {fBField = f;}
57 static const Char_t* GetParamName() {return "75x40_100x60_150x60";}
59 static Int_t GetFirstRow(Int_t patch);
60 static Int_t GetLastRow(Int_t patch);
61 static Int_t GetNRows(Int_t patch);
62 static Int_t GetNRows() {return fNRow;}
63 static Int_t GetNPatches() {return fNPatches;}
64 static Double_t GetBField() {return fBField;}
65 static Double_t GetBFact() {return fBFACT;}
66 static Double_t GetBFieldValue() {return (fBField*fBFACT);}
67 static Double_t Pi() {return fPi;}
68 static Int_t GetVersion(){return fVersion;}
69 static Double_t GetPadPitchWidthLow() {return fPadPitchWidthLow;}
70 static Double_t GetPadPitchWidthUp() {return fPadPitchWidthUp;}
71 static Double_t GetPadPitchWidth(Int_t patch) {return patch < 2 ? fPadPitchWidthLow : fPadPitchWidthUp;}
72 static Double_t GetZWidth() {return fZWidth;}
73 static Double_t GetZLength() {return fZLength;}
74 static Double_t GetZOffset() {return fZOffset;}
75 static Double_t GetDiffT() {return fDiffT;}
76 static Double_t GetDiffL() {return fDiffL;}
77 static Double_t GetAnodeWireSpacing() {return fAnodeWireSpacing;}
78 static Double_t GetPadLength(Int_t padrow);
79 static Double_t GetPRFSigma(Int_t padrow);
80 static Double_t GetTimeSigma() {return fTimeSigma;}
81 static Int_t GetADCSat() {return fADCSat;}
82 static Int_t GetNSectorLow() {return fNSectorLow;}
83 static Int_t GetNSectorUp() {return fNSectorUp;}
85 static Bool_t Slice2Sector(Int_t slice, Int_t slicerow, Int_t §or, Int_t &row);
86 static Bool_t Sector2Slice(Int_t &slice, Int_t sector);
87 static Bool_t Sector2Slice(Int_t &slice, Int_t &slicerow, Int_t sector, Int_t row);
89 static Int_t GetNPads(Int_t row){return (row<fNRow)?fNPads[row]:0;}
90 static Int_t GetNTimeBins(){return fNTimeBins;}
91 static Double_t Row2X(Int_t slicerow);
92 static Double_t GetMaxY(Int_t slicerow);
93 static Double_t GetEta(Float_t *xyz);
94 static Double_t GetEta(Int_t row, Int_t pad, Int_t time);
95 static Double_t GetPhi(Float_t *xyz);
97 static void XYZtoRPhiEta(Float_t *rpe, Float_t *xyz);
98 static void Local2Global(Float_t *xyz, Int_t slice);
99 static void Local2GlobalAngle(Float_t *angle, Int_t slice);
100 static void Global2LocalAngle(Float_t *angle, Int_t slice);
102 static void Raw2Local(Float_t *xyz, Int_t sector, Int_t row, Float_t pad, Float_t time);
103 static void Local2Global(Float_t *xyz, Int_t sector, Int_t row);
104 static void Global2Local(Float_t *xyz, Int_t sector, Bool_t isSlice=kFALSE);
105 static void Raw2Global(Float_t *xyz, Int_t sector, Int_t row, Float_t pad, Float_t time);
106 static void Local2Raw(Float_t *xyz, Int_t sector, Int_t row);
107 static void Global2Raw(Float_t *xyz, Int_t sector, Int_t row);
109 ClassDef(AliL3Transform,1)