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0f4a7374 | 1 | #ifndef ALITOFGEOMETRY_H |
2 | #define ALITOFGEOMETRY_H | |
0e46b9ae | 3 | |
0f4a7374 | 4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | /* $Id$ */ | |
8 | ||
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | // // | |
11 | // TOF geometry class // | |
12 | // // | |
13 | /////////////////////////////////////////////////////////////////////////////// | |
14 | ||
0e46b9ae | 15 | #include "TGeoMatrix.h" |
d076c8d5 | 16 | #include "TObject.h" |
0f4a7374 | 17 | |
5c7c93fa | 18 | //class TGeoMatrix; |
19 | ||
d076c8d5 | 20 | class AliTOFGeometry: public TObject{ |
0f4a7374 | 21 | |
22 | public: | |
23 | AliTOFGeometry(); | |
24 | virtual ~AliTOFGeometry(); | |
25 | ||
74ea065c | 26 | static Int_t NStripA() { return kNStripA;}; |
27 | static Int_t NStripB() { return kNStripB;}; | |
0ef21f59 | 28 | static Int_t NStripC() { return kNStripC;}; |
731afc39 | 29 | static Int_t NStrip(Int_t nPlate); |
4402e7cb | 30 | static Int_t NMaxNstrip() { return kMaxNstrip;}; |
74ea065c | 31 | static Int_t NpadX() { return kNpadX;}; |
32 | static Int_t NpadZ() { return kNpadZ;}; | |
7e6dce66 | 33 | static Int_t NpadXStrip() { return kNpadX*kNpadZ;}; |
74ea065c | 34 | static Int_t NSectors() { return kNSectors;}; |
35 | static Int_t NPlates() { return kNPlates;}; | |
731afc39 | 36 | static Int_t NStripXSector() { return (kNStripA + 2*kNStripB + |
0ef21f59 | 37 | 2*kNStripC);}; |
731afc39 | 38 | static Int_t NPadXSector() { return (kNStripA + 2*kNStripB + |
0ef21f59 | 39 | 2*kNStripC)*kNpadX*kNpadZ;}; |
d3c7bfac | 40 | |
731afc39 | 41 | static Float_t RinTOF() { return fgkxTOF;}; |
42 | static Float_t Rmin() { return fgkRmin;}; | |
43 | static Float_t Rmax() { return fgkRmax;}; | |
d3c7bfac | 44 | |
340693af | 45 | static Float_t XPad() { return fgkXPad;}; |
46 | static Float_t ZPad() { return fgkZPad;}; | |
d3c7bfac | 47 | |
4402e7cb | 48 | static Float_t StripLength() { return fgkStripLength;}; |
49 | ||
5ab3605a | 50 | static Float_t DeadTime() { return fgkDeadTime;}; |
51 | static Float_t MatchingWindow() { return fgkMatchingWindow;}; | |
52 | ||
74ea065c | 53 | static Int_t MaxTOFTree() { return kMaxTOFTree;}; |
0f4a7374 | 54 | |
43f77f2d | 55 | static Int_t NDDL() { return kNDDL;}; |
56 | static Int_t NTRM() { return kNTRM;} | |
57 | static Int_t NTdc() { return kNTdc;}; | |
d0eb8f39 | 58 | static Int_t NChain() { return kNChain;}; |
43f77f2d | 59 | static Int_t NCh() { return kNCh;}; |
d0eb8f39 | 60 | static Int_t NPadXTRM() { return kNCh*kNTdc*kNChain;}; |
43f77f2d | 61 | |
0ef21f59 | 62 | static Float_t ZlenA() { return fgkZlenA;}; |
63 | static Float_t ZlenB() { return fgkZlenB;}; | |
64 | static Float_t ZlenC() { return fgkZlenC;}; | |
65 | static Float_t MaxhZtof() { return fgkMaxhZtof;}; | |
0f4a7374 | 66 | |
67 | static Float_t SigmaForTail1() { return fgkSigmaForTail1;}; | |
68 | static Float_t SigmaForTail2() { return fgkSigmaForTail2;}; | |
0f4a7374 | 69 | |
74ea065c | 70 | static Double_t GetAlpha() { return 2 * 3.14159265358979323846 / kNSectors; }; |
0f4a7374 | 71 | |
43f77f2d | 72 | static Float_t TdcBinWidth() {return fgkTdcBin;}; |
48e6af28 | 73 | static Float_t ToTBinWidth() {return fgkToTBin;}; |
2bf4d9d6 | 74 | static Float_t BunchCrossingBinWidth() {return fgkBunchCrossingBin;}; |
0f4a7374 | 75 | |
104ba366 | 76 | static Float_t SlewTOTMin() {return fgkSlewTOTMin;}; |
77 | static Float_t SlewTOTMax() {return fgkSlewTOTMax;}; | |
78 | ||
0ef21f59 | 79 | virtual void ImportGeometry(); |
6786addd | 80 | virtual void SetHoles(Bool_t holes) {fgHoles = holes;}; |
81 | static Bool_t GetHoles() {return fgHoles;}; | |
d02e3c4b | 82 | static Float_t DistanceToPadPar(Int_t *det, const Float_t * pos, Float_t *dist3d=0); |
a5043fb0 | 83 | virtual Bool_t IsInsideThePadPar(Int_t *det, const Float_t * pos) const; |
84 | virtual Bool_t IsInsideThePad(TGeoHMatrix *mat, const Float_t * pos, Float_t *dist3d=0) const; | |
85 | static void GetVolumePath(const Int_t * ind, Char_t *path ); | |
6786addd | 86 | static void GetVolumePath(Int_t sector, Char_t *path ); |
87 | static void GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path ); | |
88 | static void GetPos(Int_t *det,Float_t *pos); | |
89 | static void GetPosPar(Int_t *det,Float_t *pos); | |
90 | static void GetDetID(Float_t *pos,Int_t *det); | |
a5043fb0 | 91 | static Int_t GetPlate(const Float_t * pos); |
92 | static Int_t GetStrip(const Float_t * pos); | |
93 | static Int_t GetSector(const Float_t * pos); | |
94 | static Int_t GetPadX(const Float_t * pos); | |
95 | static Int_t GetPadZ(const Float_t * pos); | |
96 | static Float_t GetX(const Int_t * det); | |
97 | static Float_t GetY(const Int_t * det); | |
98 | static Float_t GetZ(const Int_t * det); | |
48e6af28 | 99 | virtual void DetToStripRF(Int_t nPadX, Int_t nPadZ, |
100 | Float_t &x, Float_t &z) const; | |
125dbd7c | 101 | virtual void DetToSectorRF(Int_t vol[5], Double_t coord[4][3]); |
a5043fb0 | 102 | static Float_t GetPadDx(const Float_t * pos); |
103 | static Float_t GetPadDy(const Float_t * pos); | |
104 | static Float_t GetPadDz(const Float_t * pos); | |
6786addd | 105 | static void Translation(Float_t *xyz, Float_t translationVector[3]); |
106 | static void Rotation(Float_t *xyz, Double_t rotationAngles[6]); | |
107 | static void InverseRotation(Float_t *xyz, Double_t rotationAngles[6]); | |
d3c7bfac | 108 | |
0ef21f59 | 109 | static Float_t GetAngles(Int_t iplate, Int_t istrip) {return fgkAngles[iplate][istrip];}; |
110 | static Float_t GetHeights(Int_t iplate, Int_t istrip) {return fgkHeights[iplate][istrip];}; | |
111 | static Float_t GetDistances(Int_t iplate, Int_t istrip) {return fgkDistances[iplate][istrip];}; | |
d3c7bfac | 112 | |
a5043fb0 | 113 | static Int_t GetIndex(const Int_t * detId); // Get channel index from det Id (for calibration mainly) |
731afc39 | 114 | static void GetVolumeIndices(Int_t index, Int_t *detId); // Get volume index from channel index |
0ef21f59 | 115 | |
6786addd | 116 | static UShort_t GetAliSensVolIndex(Int_t sec, Int_t pla, Int_t str); // Get the index of the TOF alignable volume in the AliGeomManager order |
ff826920 | 117 | static Int_t GetStripNumber(Int_t isector, Int_t iplate, Int_t istrip); // Get the serial number of the TOF alignable volume, i.e. the TOF strip |
118 | static Int_t GetStripNumberPerSM(Int_t iplate, Int_t istrip); // Get the serial number of the TOF strip in a TOF SM | |
ea932f75 | 119 | static void GetStripAndModule(Int_t iStripPerSM, Int_t &iplate, Int_t &istrip); // Return the module and strip per module corresponding to the strip number per SM |
120 | void PadRF2TrackingRF(Float_t *ctrackPos, Float_t *differenceT); // Convert the track coordinates from pad RF to tracking RF | |
ff826920 | 121 | |
a5043fb0 | 122 | static Int_t GetTOFsupermodule(Int_t index); // Return the TOF supermodule where TOF channel index is located |
ff826920 | 123 | |
0ef21f59 | 124 | private: |
0f4a7374 | 125 | |
58eb5b61 | 126 | enum { |
74ea065c | 127 | kNStripA = 15, // number of strips in A type module |
128 | kNStripB = 19, // number of strips in B type module | |
0ef21f59 | 129 | kNStripC = 19, // number of strips in C type module |
74ea065c | 130 | kNpadX = 48, // Number of pads along X |
131 | kNpadZ = 2, // Number of pads along Z | |
132 | kNSectors = 18, // Number of Sectors | |
133 | kNPlates = 5, // Number of Plates | |
4402e7cb | 134 | kMaxTOFTree = 5, // numer of geom. levels: |
135 | kMaxNstrip = 20 // Max. number of strips | |
58eb5b61 | 136 | }; |
137 | ||
43f77f2d | 138 | // DAQ characteristics |
139 | // cfr. TOF-TDR pag. 105 for Glossary | |
140 | // TARODA : TOF-ALICE Read Out and Data Acquisition system | |
141 | enum { | |
142 | kNDDL = 4, // Number of DDL (Detector Data Link) per sector | |
d0eb8f39 | 143 | kNTRM = 12, // Number of TRM ( Readout Module) per DDL |
144 | kNTdc = 15, // Number of Tdc (Time to Digital Converter) per TRM | |
145 | kNChain = 2, // Number of chains per TRM | |
43f77f2d | 146 | kNCh = 8 // Number of channels per Tdc |
147 | }; | |
148 | ||
5ab3605a | 149 | static const Float_t fgkDeadTime; // Single channel dead time (ps) |
150 | static const Float_t fgkMatchingWindow; // Matching window (ps) | |
7e6dce66 | 151 | |
0ef21f59 | 152 | static const Float_t fgkZlenA; // length (cm) of the A module |
153 | static const Float_t fgkZlenB; // length (cm) of the B module | |
154 | static const Float_t fgkZlenC; // length (cm) of the C module | |
155 | static const Float_t fgkMaxhZtof; // Max half z-size of TOF (cm) | |
d3c7bfac | 156 | |
0ef21f59 | 157 | static const Float_t fgkRmin; // Inner radius of the TOF (cm) |
158 | static const Float_t fgkRmax; // Outer radius of the TOF (cm) | |
159 | static const Float_t fgkxTOF; // Inner TOF Radius used in Reconstruction (cm) | |
d3c7bfac | 160 | |
4402e7cb | 161 | static const Float_t fgkStripLength; // Strip Length (rho X phi direction) (cm) |
162 | ||
d3c7bfac | 163 | static const Float_t fgkXPad; // Pad size in the x direction (cm) |
164 | static const Float_t fgkZPad; // Pad size in the z direction (cm) | |
58eb5b61 | 165 | |
166 | static const Float_t fgkSigmaForTail1;//Sig1 for simulation of TDC tails | |
167 | static const Float_t fgkSigmaForTail2;//Sig2 for simulation of TDC tails | |
d3c7bfac | 168 | |
0ef21f59 | 169 | static const Float_t fgkPhiSec; //sector Phi width (deg) |
170 | ||
6786addd | 171 | static Bool_t fgHoles; //logical for geometry version (w/wo holes) |
d3c7bfac | 172 | |
0ef21f59 | 173 | static const Float_t fgkAngles[kNPlates][kMaxNstrip]; //Strip Tilt Angles |
174 | static const Float_t fgkHeights[kNPlates][kMaxNstrip]; //Strip heights | |
175 | static const Float_t fgkDistances[kNPlates][kMaxNstrip];//Strip distances | |
d3c7bfac | 176 | |
0f4a7374 | 177 | |
48e6af28 | 178 | static const Float_t fgkTdcBin; // time-of-flight bin width [ps] |
179 | static const Float_t fgkToTBin; // time-over-threshold bin width [ps] | |
2bf4d9d6 | 180 | static const Float_t fgkBunchCrossingBin; // bunch-crossing bin width [ps] |
43f77f2d | 181 | |
104ba366 | 182 | static const Float_t fgkSlewTOTMin; // min TOT for slewing correction [ns] |
183 | static const Float_t fgkSlewTOTMax; // max TOT for slewing correction [ns] | |
184 | ||
6786addd | 185 | ClassDef(AliTOFGeometry,9) // TOF Geometry base class |
0f4a7374 | 186 | }; |
187 | ||
188 | #endif |