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1 | #ifndef ALITRDGEOMETRY_H | |
2 | #define ALITRDGEOMETRY_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | /////////////////////////////////////////////////////////////////////////////// | |
9 | // // | |
10 | // TRD geometry class // | |
11 | // // | |
12 | /////////////////////////////////////////////////////////////////////////////// | |
13 | ||
14 | #include "AliGeometry.h" | |
15 | ||
16 | #include "TObjArray.h" | |
17 | ||
18 | class TGeoHMatrix; | |
19 | ||
20 | class AliRunLoader; | |
21 | ||
22 | class AliTRDpadPlane; | |
23 | ||
24 | class AliTRDgeometry : public AliGeometry { | |
25 | ||
26 | public: | |
27 | ||
28 | enum { kNplan = 6 | |
29 | , kNcham = 5 | |
30 | , kNsect = 18 | |
31 | , kNdet = 540 | |
32 | , kNdets = 30 }; | |
33 | ||
34 | AliTRDgeometry(); | |
35 | AliTRDgeometry(const AliTRDgeometry &g); | |
36 | virtual ~AliTRDgeometry(); | |
37 | AliTRDgeometry &operator=(const AliTRDgeometry &g); | |
38 | ||
39 | virtual void Init(); | |
40 | virtual void CreateGeometry(Int_t *idtmed); | |
41 | virtual Int_t IsVersion() { return 1; } | |
42 | virtual Bool_t Impact(const TParticle* ) const { return kTRUE; } | |
43 | virtual Bool_t IsHole(Int_t /*p*/, Int_t /*c*/, Int_t /*s*/) const { return kFALSE; } | |
44 | ||
45 | virtual Bool_t RotateBack(Int_t det, Double_t *loc, Double_t *glb) const; | |
46 | ||
47 | Bool_t ChamberInGeometry(Int_t det); | |
48 | ||
49 | void GroupChamber(Int_t iplan, Int_t icham, Int_t *idtmed); | |
50 | void CreateFrame(Int_t *idtmed); | |
51 | void CreateServices(Int_t *idtmed); | |
52 | ||
53 | Bool_t CreateClusterMatrixArray(); | |
54 | TGeoHMatrix *GetClusterMatrix(Int_t det) { return (TGeoHMatrix *) | |
55 | fClusterMatrixArray->At(det); } | |
56 | ||
57 | void SetSMstatus(Int_t sm, Char_t status) { fSMstatus[sm] = status; } | |
58 | ||
59 | static Int_t GetDetectorSec(Int_t p, Int_t c); | |
60 | static Int_t GetDetector(Int_t p, Int_t c, Int_t s); | |
61 | static Int_t GetPlane(Int_t d); | |
62 | virtual Int_t GetChamber(Int_t d) const; | |
63 | virtual Int_t GetChamber(Double_t z, Int_t plane); | |
64 | virtual Int_t GetSector(Int_t d) const; | |
65 | ||
66 | void CreatePadPlaneArray(); | |
67 | AliTRDpadPlane *CreatePadPlane(Int_t p, Int_t c); | |
68 | AliTRDpadPlane *GetPadPlane(Int_t p, Int_t c); | |
69 | AliTRDpadPlane *GetPadPlane(Int_t det) { return GetPadPlane(GetPlane(det) | |
70 | ,GetChamber(det)); } | |
71 | Int_t GetRowMax(Int_t p, Int_t c, Int_t /*s*/); | |
72 | Int_t GetColMax(Int_t p); | |
73 | Double_t GetRow0(Int_t p, Int_t c, Int_t /*s*/); | |
74 | Double_t GetCol0(Int_t p); | |
75 | ||
76 | // Translation from MCM to Pad and vice versa (these functions are now in feeParam) | |
77 | //virtual Int_t GetPadRowFromMCM(Int_t irob, Int_t imcm) const; | |
78 | //virtual Int_t GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const; | |
79 | //virtual Int_t GetMCMfromPad(Int_t irow, Int_t icol) const; | |
80 | //virtual Int_t GetROBfromPad(Int_t irow, Int_t icol) const; | |
81 | //virtual Int_t GetRobSide(Int_t irob) const; | |
82 | //virtual Int_t GetColSide(Int_t icol) const; | |
83 | ||
84 | static Float_t GetTime0(Int_t p) { return fgkTime0[p]; } | |
85 | ||
86 | Char_t GetSMstatus(Int_t sm) const { return fSMstatus[sm]; } | |
87 | Float_t GetChamberWidth(Int_t p) const { return fCwidth[p]; } | |
88 | Float_t GetChamberLength(Int_t p, Int_t c) const { return fClength[p][c]; } | |
89 | ||
90 | virtual void GetGlobal(const AliRecPoint*, TVector3&, TMatrixF& ) const { }; | |
91 | virtual void GetGlobal(const AliRecPoint*, TVector3& ) const { }; | |
92 | ||
93 | static Double_t GetAlpha() { return 2.0 | |
94 | * 3.14159265358979324 | |
95 | / fgkNsect; } | |
96 | ||
97 | static Int_t Nsect() { return fgkNsect; } | |
98 | static Int_t Nplan() { return fgkNplan; } | |
99 | static Int_t Ncham() { return fgkNcham; } | |
100 | static Int_t Ndet() { return fgkNdet; } | |
101 | ||
102 | static Float_t Cheight() { return fgkCH; } | |
103 | static Float_t Cspace() { return fgkVspace; } | |
104 | static Float_t CraHght() { return fgkCraH; } | |
105 | static Float_t CdrHght() { return fgkCdrH; } | |
106 | static Float_t CamHght() { return fgkCamH; } | |
107 | static Float_t CroHght() { return fgkCroH; } | |
108 | static Float_t CroWid() { return fgkCroW; } | |
109 | static Float_t MyThick() { return fgkMyThick; } | |
110 | static Float_t DrThick() { return fgkDrThick; } | |
111 | static Float_t AmThick() { return fgkAmThick; } | |
112 | static Float_t DrZpos() { return fgkDrZpos; } | |
113 | static Float_t RpadW() { return fgkRpadW; } | |
114 | static Float_t CpadW() { return fgkCpadW; } | |
115 | ||
116 | static Float_t Cwidcha() { return (fgkSwidth2 - fgkSwidth1) | |
117 | / fgkSheight | |
118 | * (fgkCH + fgkVspace); } | |
119 | ||
120 | static Int_t MCMmax() { return fgkMCMmax; } | |
121 | static Int_t MCMrow() { return fgkMCMrow; } | |
122 | static Int_t ROBmaxC0() { return fgkROBmaxC0; } | |
123 | static Int_t ROBmaxC1() { return fgkROBmaxC1; } | |
124 | static Int_t ADCmax() { return fgkADCmax; } | |
125 | static Int_t TBmax() { return fgkTBmax; } | |
126 | static Int_t Padmax() { return fgkPadmax; } | |
127 | static Int_t Colmax() { return fgkColmax; } | |
128 | static Int_t RowmaxC0() { return fgkRowmaxC0; } | |
129 | static Int_t RowmaxC1() { return fgkRowmaxC1; } | |
130 | ||
131 | protected: | |
132 | ||
133 | static const Int_t fgkNsect; // Number of sectors in the full detector (18) | |
134 | static const Int_t fgkNplan; // Number of planes of the TRD (6) | |
135 | static const Int_t fgkNcham; // Number of chambers in z-direction (5) | |
136 | static const Int_t fgkNdet; // Total number of detectors (18 * 6 * 5 = 540) | |
137 | ||
138 | static const Float_t fgkTlength; // Length of the TRD-volume in spaceframe (BTRD) | |
139 | ||
140 | static const Float_t fgkSheight; // Height of the supermodule | |
141 | static const Float_t fgkSwidth1; // Lower width of the supermodule | |
142 | static const Float_t fgkSwidth2; // Upper width of the supermodule | |
143 | static const Float_t fgkSlength; // Length of the supermodule | |
144 | ||
145 | static const Float_t fgkFlength; // Length of the service space in front of a supermodule | |
146 | ||
147 | static const Float_t fgkSMpltT; // Thickness of the super module side plates | |
148 | ||
149 | static const Float_t fgkCraH; // Height of the radiator part of the chambers | |
150 | static const Float_t fgkCdrH; // Height of the drift region of the chambers | |
151 | static const Float_t fgkCamH; // Height of the amplification region of the chambers | |
152 | static const Float_t fgkCroH; // Height of the readout of the chambers | |
153 | static const Float_t fgkCH; // Total height of the chambers | |
154 | ||
155 | static const Float_t fgkVspace; // Vertical spacing of the chambers | |
156 | static const Float_t fgkHspace; // Horizontal spacing of the chambers | |
157 | static const Float_t fgkVrocsm; // Radial distance of the first ROC to the outer SM plates | |
158 | static const Float_t fgkCalT; // Thickness of the lower aluminum frame | |
159 | static const Float_t fgkCalW; // Width of additional aluminum on lower frame | |
160 | static const Float_t fgkCclsT; // Thickness of the lower Wacosit frame sides | |
161 | static const Float_t fgkCclfT; // Thickness of the lower Wacosit frame front | |
162 | static const Float_t fgkCglT; // Thichness of the glue around the radiator | |
163 | static const Float_t fgkCcuT; // Thickness of the upper Wacosit frame | |
164 | static const Float_t fgkCauT; // Thickness of the aluminum frame of the back panel | |
165 | ||
166 | static const Float_t fgkCroW; // Additional width of the readout chamber frames | |
167 | ||
168 | static const Float_t fgkCpadW; // Difference of outer chamber width and pad plane width | |
169 | static const Float_t fgkRpadW; // Difference of outer chamber width and pad plane width | |
170 | ||
171 | static const Float_t fgkMyThick; // Thickness of the mylar-layer | |
172 | static const Float_t fgkRaThick; // Thickness of the radiator | |
173 | static const Float_t fgkXeThick; // Thickness of the gas volume | |
174 | static const Float_t fgkDrThick; // Thickness of the drift region | |
175 | static const Float_t fgkAmThick; // Thickness of the amplification region | |
176 | static const Float_t fgkWrThick; // Thickness of the wire planes | |
177 | static const Float_t fgkCuThick; // Thickness of the pad plane | |
178 | static const Float_t fgkGlThick; // Thickness of the glue layer | |
179 | static const Float_t fgkSuThick; // Thickness of the NOMEX support structure | |
180 | static const Float_t fgkRpThick; // Thickness of the PCB readout boards | |
181 | static const Float_t fgkRcThick; // Thickness of the PCB copper layers | |
182 | static const Float_t fgkRoThick; // Thickness of all other ROB componentes (caps, etc.) | |
183 | ||
184 | static const Float_t fgkRaZpos; // Position of the radiator | |
185 | static const Float_t fgkDrZpos; // Position of the drift region | |
186 | static const Float_t fgkAmZpos; // Position of the amplification region | |
187 | static const Float_t fgkWrZpos; // Position of the wire planes | |
188 | static const Float_t fgkCuZpos; // Position of the pad plane | |
189 | static const Float_t fgkGlZpos; // Position of the glue layer | |
190 | static const Float_t fgkSuZpos; // Position of the HEXCEL+G10 support structure | |
191 | static const Float_t fgkRpZpos; // Position of the PCB readout boards | |
192 | static const Float_t fgkRcZpos; // Position of the PCB copper layers | |
193 | static const Float_t fgkRoZpos; // Position of all other ROB componentes (caps, etc.) | |
194 | ||
195 | static const Int_t fgkMCMmax; // Maximum number of MCMs per ROB | |
196 | static const Int_t fgkMCMrow; // Maximum number of MCMs per ROB Row | |
197 | static const Int_t fgkROBmaxC0; // Maximum number of ROBs per C0 chamber | |
198 | static const Int_t fgkROBmaxC1; // Maximum number of ROBs per C1 chamber | |
199 | static const Int_t fgkADCmax; // Maximum number of ADC channels per MCM | |
200 | static const Int_t fgkTBmax; // Maximum number of Time bins | |
201 | static const Int_t fgkPadmax; // Maximum number of pads per MCM | |
202 | static const Int_t fgkColmax; // Maximum number of pads per padplane row | |
203 | static const Int_t fgkRowmaxC0; // Maximum number of Rows per C0 chamber | |
204 | static const Int_t fgkRowmaxC1; // Maximum number of Rows per C1 chamber | |
205 | ||
206 | Char_t fSMstatus[kNsect]; // Super module status byte | |
207 | ||
208 | Float_t fCwidth[kNplan]; // Outer widths of the chambers | |
209 | Float_t fClength[kNplan][kNcham]; // Outer lengths of the chambers | |
210 | ||
211 | Float_t fRotB11[kNsect]; // Matrix elements for the backward rotation | |
212 | Float_t fRotB12[kNsect]; // Matrix elements for the backward rotation | |
213 | Float_t fRotB21[kNsect]; // Matrix elements for the backward rotation | |
214 | Float_t fRotB22[kNsect]; // Matrix elements for the backward rotation | |
215 | ||
216 | static const Double_t fgkTime0Base; // Base value for calculation of Time-position of pad 0 | |
217 | static const Float_t fgkTime0[kNplan]; // Time-position of pad 0 | |
218 | ||
219 | Float_t fChamberUAorig[3*kNdets][3]; // Volumes origin in | |
220 | Float_t fChamberUDorig[3*kNdets][3]; // the chamber | |
221 | Float_t fChamberUForig[3*kNdets][3]; // [3] = x, y, z | |
222 | Float_t fChamberUUorig[3*kNdets][3]; // | |
223 | ||
224 | Float_t fChamberUAboxd[3*kNdets][3]; // Volumes box | |
225 | Float_t fChamberUDboxd[3*kNdets][3]; // dimensions (half) | |
226 | Float_t fChamberUFboxd[3*kNdets][3]; // [3] = x, y, z | |
227 | Float_t fChamberUUboxd[3*kNdets][3]; // | |
228 | ||
229 | TObjArray *fClusterMatrixArray; //! Transformation matrices loc. cluster to tracking cs | |
230 | TObjArray *fPadPlaneArray; //! Array of pad plane objects | |
231 | ||
232 | ClassDef(AliTRDgeometry,16) // TRD geometry class | |
233 | ||
234 | }; | |
235 | ||
236 | #endif |