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dd9a6ee3 | 1 | #ifndef ALITRDGEOMETRY_H |
2 | #define ALITRDGEOMETRY_H | |
f7336fa3 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
db30bf0f | 6 | /* $Id$ */ |
f7336fa3 | 7 | |
0a29d0f1 | 8 | /////////////////////////////////////////////////////////////////////////////// |
9 | // // | |
10 | // TRD geometry class // | |
11 | // // | |
12 | /////////////////////////////////////////////////////////////////////////////// | |
13 | ||
b4a9cd27 | 14 | #include "TObjArray.h" |
2745a409 | 15 | |
2d0eca96 | 16 | #include "AliGeometry.h" |
5443e65e | 17 | |
2d0eca96 | 18 | class TGeoHMatrix; |
f162af62 | 19 | |
20 | class AliTRDpadPlane; | |
21 | ||
f7336fa3 | 22 | class AliTRDgeometry : public AliGeometry { |
23 | ||
24 | public: | |
25 | ||
053767a4 | 26 | enum { kNlayer = 6 |
27 | , kNstack = 5 | |
28 | , kNsector = 18 | |
29 | , kNdet = 540 | |
30 | , kNdets = 30 }; | |
dd56b762 | 31 | |
f7336fa3 | 32 | AliTRDgeometry(); |
2745a409 | 33 | AliTRDgeometry(const AliTRDgeometry &g); |
8230f242 | 34 | virtual ~AliTRDgeometry(); |
2745a409 | 35 | AliTRDgeometry &operator=(const AliTRDgeometry &g); |
f7336fa3 | 36 | |
793ff80c | 37 | virtual void Init(); |
030b4415 | 38 | virtual void CreateGeometry(Int_t *idtmed); |
053767a4 | 39 | virtual Int_t IsVersion() { return 1; } |
40 | virtual Bool_t Impact(const TParticle* ) const { return kTRUE; } | |
2f504fcc | 41 | virtual Bool_t IsHole(Int_t la, Int_t st, Int_t se) const; |
eb2b4f91 | 42 | virtual Bool_t IsOnBoundary(Int_t det, Float_t y, Float_t z, Float_t eps = .5) const; |
2669905c | 43 | virtual Bool_t RotateBack(Int_t det, Double_t *loc, Double_t *glb) const; |
793ff80c | 44 | |
9bf8c575 | 45 | Bool_t ChamberInGeometry(Int_t det); |
46 | ||
053a5ea0 | 47 | void AssembleChamber(Int_t ilayer, Int_t istack); |
bd0f8685 | 48 | void CreateFrame(Int_t *idtmed); |
49 | void CreateServices(Int_t *idtmed); | |
50 | ||
9a96f175 | 51 | Bool_t CreateClusterMatrixArray(); |
053767a4 | 52 | TGeoHMatrix *GetClusterMatrix(Int_t det) { return (TGeoHMatrix *) |
53 | fClusterMatrixArray->At(det); } | |
030b4415 | 54 | |
18c05eb3 | 55 | void SetSMstatus(Int_t sm, Char_t status) { fSMstatus[sm] = status; } |
030b4415 | 56 | |
053767a4 | 57 | static Int_t GetDetectorSec(Int_t layer, Int_t stack); |
58 | static Int_t GetDetector(Int_t layer, Int_t stack, Int_t sector); | |
59 | static Int_t GetLayer(Int_t det); | |
44024ed3 | 60 | static Int_t GetStack(Int_t det); |
61 | Int_t GetStack(Double_t z, Int_t layer); | |
62 | static Int_t GetSector(Int_t det); | |
afc51ac2 | 63 | |
f162af62 | 64 | void CreatePadPlaneArray(); |
053767a4 | 65 | AliTRDpadPlane *CreatePadPlane(Int_t layer, Int_t stack); |
66 | AliTRDpadPlane *GetPadPlane(Int_t layer, Int_t stack); | |
67 | AliTRDpadPlane *GetPadPlane(Int_t det) { return GetPadPlane(GetLayer(det) | |
68 | ,GetStack(det)); } | |
69 | Int_t GetRowMax(Int_t layer, Int_t stack, Int_t /*sector*/); | |
70 | Int_t GetColMax(Int_t layer); | |
71 | Double_t GetRow0(Int_t layer, Int_t stack, Int_t /*sector*/); | |
72 | Double_t GetCol0(Int_t layer); | |
73 | ||
74 | static Float_t GetTime0(Int_t layer) { return fgkTime0[layer]; } | |
75 | ||
cff68175 | 76 | static Double_t GetXtrdBeg() { return fgkXtrdBeg; } |
77 | static Double_t GetXtrdEnd() { return fgkXtrdEnd; } | |
78 | ||
18c05eb3 | 79 | Char_t GetSMstatus(Int_t sm) const { return fSMstatus[sm]; } |
053767a4 | 80 | Float_t GetChamberWidth(Int_t layer) const { return fCwidth[layer] ; } |
81 | Float_t GetChamberLength(Int_t layer, Int_t stack) const { return fClength[layer][stack]; } | |
f7336fa3 | 82 | |
25ca55ce | 83 | virtual void GetGlobal(const AliRecPoint*, TVector3&, TMatrixF& ) const { }; |
84 | virtual void GetGlobal(const AliRecPoint*, TVector3& ) const { }; | |
9a96f175 | 85 | |
053767a4 | 86 | static Double_t GetAlpha() { return 2.0 |
87 | * 3.14159265358979324 | |
88 | / fgkNsector; } | |
89 | ||
90 | static Int_t Nsector() { return fgkNsector; } | |
91 | static Int_t Nlayer() { return fgkNlayer; } | |
92 | static Int_t Nstack() { return fgkNstack; } | |
93 | static Int_t Ndet() { return fgkNdet; } | |
94 | ||
95 | static Float_t Cheight() { return fgkCH; } | |
053a5ea0 | 96 | static Float_t CheightSV() { return fgkCHsv; } |
053767a4 | 97 | static Float_t Cspace() { return fgkVspace; } |
98 | static Float_t CraHght() { return fgkCraH; } | |
99 | static Float_t CdrHght() { return fgkCdrH; } | |
100 | static Float_t CamHght() { return fgkCamH; } | |
101 | static Float_t CroHght() { return fgkCroH; } | |
053a5ea0 | 102 | static Float_t CsvHght() { return fgkCsvH; } |
053767a4 | 103 | static Float_t CroWid() { return fgkCroW; } |
a72494bb | 104 | |
105 | static Float_t AnodePos() { return fgkAnodePos; } | |
106 | ||
053a5ea0 | 107 | static Float_t MyThick() { return fgkRMyThick; } |
053767a4 | 108 | static Float_t DrThick() { return fgkDrThick; } |
109 | static Float_t AmThick() { return fgkAmThick; } | |
110 | static Float_t DrZpos() { return fgkDrZpos; } | |
111 | static Float_t RpadW() { return fgkRpadW; } | |
112 | static Float_t CpadW() { return fgkCpadW; } | |
113 | ||
114 | static Float_t Cwidcha() { return (fgkSwidth2 - fgkSwidth1) | |
115 | / fgkSheight | |
116 | * (fgkCH + fgkVspace); } | |
117 | ||
118 | static Int_t MCMmax() { return fgkMCMmax; } | |
119 | static Int_t MCMrow() { return fgkMCMrow; } | |
120 | static Int_t ROBmaxC0() { return fgkROBmaxC0; } | |
121 | static Int_t ROBmaxC1() { return fgkROBmaxC1; } | |
122 | static Int_t ADCmax() { return fgkADCmax; } | |
123 | static Int_t TBmax() { return fgkTBmax; } | |
124 | static Int_t Padmax() { return fgkPadmax; } | |
125 | static Int_t Colmax() { return fgkColmax; } | |
126 | static Int_t RowmaxC0() { return fgkRowmaxC0; } | |
127 | static Int_t RowmaxC1() { return fgkRowmaxC1; } | |
7925de54 | 128 | |
793ff80c | 129 | protected: |
0a5f3331 | 130 | |
053767a4 | 131 | static const Int_t fgkNsector; // Number of sectors in the full detector (18) |
132 | static const Int_t fgkNlayer; // Number of layers of the TRD (6) | |
133 | static const Int_t fgkNstack; // Number of stacks in z-direction (5) | |
030b4415 | 134 | static const Int_t fgkNdet; // Total number of detectors (18 * 6 * 5 = 540) |
135 | ||
b640260a | 136 | static const Float_t fgkTlength; // Length of the TRD-volume in spaceframe (BTRD) |
137 | ||
138 | static const Float_t fgkSheight; // Height of the supermodule | |
139 | static const Float_t fgkSwidth1; // Lower width of the supermodule | |
140 | static const Float_t fgkSwidth2; // Upper width of the supermodule | |
141 | static const Float_t fgkSlength; // Length of the supermodule | |
142 | ||
143 | static const Float_t fgkFlength; // Length of the service space in front of a supermodule | |
030b4415 | 144 | |
145 | static const Float_t fgkSMpltT; // Thickness of the super module side plates | |
146 | ||
147 | static const Float_t fgkCraH; // Height of the radiator part of the chambers | |
148 | static const Float_t fgkCdrH; // Height of the drift region of the chambers | |
149 | static const Float_t fgkCamH; // Height of the amplification region of the chambers | |
150 | static const Float_t fgkCroH; // Height of the readout of the chambers | |
053a5ea0 | 151 | static const Float_t fgkCsvH; // Height of the services on top of the chambers |
152 | static const Float_t fgkCH; // Total height of the chambers (w/o services) | |
153 | static const Float_t fgkCHsv; // Total height of the chambers (with services) | |
030b4415 | 154 | |
a72494bb | 155 | static const Float_t fgkAnodePos; // Distance of anode wire plane relative to alignabl volume |
156 | ||
030b4415 | 157 | static const Float_t fgkVspace; // Vertical spacing of the chambers |
158 | static const Float_t fgkHspace; // Horizontal spacing of the chambers | |
159 | static const Float_t fgkVrocsm; // Radial distance of the first ROC to the outer SM plates | |
053a5ea0 | 160 | |
030b4415 | 161 | static const Float_t fgkCalT; // Thickness of the lower aluminum frame |
053a5ea0 | 162 | static const Float_t fgkCalW; // Width of additional aluminum ledge on lower frame |
163 | static const Float_t fgkCalH; // Height of additional aluminum ledge on lower frame | |
164 | static const Float_t fgkCalWmod; // Width of additional aluminum ledge on lower frame | |
165 | static const Float_t fgkCalHmod; // Height of additional aluminum ledge on lower frame | |
166 | static const Float_t fgkCwsW; // Width of additional wacosit ledge on lower frame | |
167 | static const Float_t fgkCwsH; // Height of additional wacosit ledge on lower frame | |
0a5f3331 | 168 | static const Float_t fgkCclsT; // Thickness of the lower Wacosit frame sides |
169 | static const Float_t fgkCclfT; // Thickness of the lower Wacosit frame front | |
170 | static const Float_t fgkCglT; // Thichness of the glue around the radiator | |
053a5ea0 | 171 | static const Float_t fgkCcuTa; // Thickness of the upper Wacosit frame around amp. region |
172 | static const Float_t fgkCcuTb; // Thickness of the upper Wacosit frame around amp. region | |
0a5f3331 | 173 | static const Float_t fgkCauT; // Thickness of the aluminum frame of the back panel |
030b4415 | 174 | static const Float_t fgkCroW; // Additional width of the readout chamber frames |
175 | ||
176 | static const Float_t fgkCpadW; // Difference of outer chamber width and pad plane width | |
177 | static const Float_t fgkRpadW; // Difference of outer chamber width and pad plane width | |
178 | ||
030b4415 | 179 | static const Float_t fgkXeThick; // Thickness of the gas volume |
180 | static const Float_t fgkDrThick; // Thickness of the drift region | |
181 | static const Float_t fgkAmThick; // Thickness of the amplification region | |
0a5f3331 | 182 | static const Float_t fgkWrThick; // Thickness of the wire planes |
053a5ea0 | 183 | |
184 | static const Float_t fgkPPdThick; // Thickness of copper of the pad plane | |
185 | static const Float_t fgkPPpThick; // Thickness of PCB board of the pad plane | |
186 | static const Float_t fgkPGlThick; // Thickness of the glue layer | |
187 | static const Float_t fgkPCbThick; // Thickness of the carbon layers | |
188 | static const Float_t fgkPHcThick; // Thickness of the honeycomb support structure | |
189 | static const Float_t fgkPPcThick; // Thickness of the PCB readout boards | |
190 | static const Float_t fgkPRbThick; // Thickness of the PCB copper layers | |
191 | static const Float_t fgkPElThick; // Thickness of all other electronics components (caps, etc.) | |
192 | ||
193 | static const Float_t fgkRFbThick; // Thickness of the fiber layers in the radiator | |
194 | static const Float_t fgkRRhThick; // Thickness of the rohacell layers in the radiator | |
195 | static const Float_t fgkRGlThick; // Thickness of the glue layers in the radiator | |
196 | static const Float_t fgkRCbThick; // Thickness of the carbon layers in the radiator | |
197 | static const Float_t fgkRMyThick; // Thickness of the mylar layers in the radiator | |
198 | ||
030b4415 | 199 | static const Float_t fgkDrZpos; // Position of the drift region |
200 | static const Float_t fgkAmZpos; // Position of the amplification region | |
053a5ea0 | 201 | static const Float_t fgkWrZposA; // Position of the wire planes |
202 | static const Float_t fgkWrZposB; // Position of the wire planes | |
203 | static const Float_t fgkCalZpos; // Position of the additional aluminum ledges | |
030b4415 | 204 | |
7925de54 | 205 | static const Int_t fgkMCMmax; // Maximum number of MCMs per ROB |
206 | static const Int_t fgkMCMrow; // Maximum number of MCMs per ROB Row | |
207 | static const Int_t fgkROBmaxC0; // Maximum number of ROBs per C0 chamber | |
208 | static const Int_t fgkROBmaxC1; // Maximum number of ROBs per C1 chamber | |
209 | static const Int_t fgkADCmax; // Maximum number of ADC channels per MCM | |
210 | static const Int_t fgkTBmax; // Maximum number of Time bins | |
211 | static const Int_t fgkPadmax; // Maximum number of pads per MCM | |
212 | static const Int_t fgkColmax; // Maximum number of pads per padplane row | |
213 | static const Int_t fgkRowmaxC0; // Maximum number of Rows per C0 chamber | |
214 | static const Int_t fgkRowmaxC1; // Maximum number of Rows per C1 chamber | |
215 | ||
053767a4 | 216 | Float_t fCwidth[kNlayer]; // Outer widths of the chambers |
217 | Float_t fClength[kNlayer][kNstack]; // Outer lengths of the chambers | |
030b4415 | 218 | |
053767a4 | 219 | Float_t fRotB11[kNsector]; // Matrix elements for the backward rotation |
220 | Float_t fRotB12[kNsector]; // Matrix elements for the backward rotation | |
221 | Float_t fRotB21[kNsector]; // Matrix elements for the backward rotation | |
222 | Float_t fRotB22[kNsector]; // Matrix elements for the backward rotation | |
030b4415 | 223 | |
224 | static const Double_t fgkTime0Base; // Base value for calculation of Time-position of pad 0 | |
053767a4 | 225 | static const Float_t fgkTime0[kNlayer]; // Time-position of pad 0 |
cff68175 | 226 | |
227 | static const Double_t fgkXtrdBeg; // X-coordinate in tracking system of begin of TRD mother volume | |
228 | static const Double_t fgkXtrdEnd; // X-coordinate in tracking system of end of TRD mother volume | |
229 | ||
9a96f175 | 230 | TObjArray *fClusterMatrixArray; //! Transformation matrices loc. cluster to tracking cs |
f162af62 | 231 | TObjArray *fPadPlaneArray; //! Array of pad plane objects |
232 | ||
18c05eb3 | 233 | Char_t fSMstatus[kNsector]; // Super module status byte |
234 | ||
053a5ea0 | 235 | ClassDef(AliTRDgeometry,23) // TRD geometry class |
f7336fa3 | 236 | |
237 | }; | |
f7336fa3 | 238 | #endif |