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Removing SDD overlaps when using residual misalignment (Y. Corrales)
[u/mrichter/AliRoot.git] / TRD / AliTRDgeometry.h
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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 18class TGeoHMatrix;
f162af62 19
20class AliTRDpadPlane;
21
f7336fa3 22class 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;
bd0f8685 42
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
053767a4 47 void GroupChamber(Int_t ilayer, Int_t istack, Int_t *idtmed);
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
18c05eb3 76 Char_t GetSMstatus(Int_t sm) const { return fSMstatus[sm]; }
053767a4 77 Float_t GetChamberWidth(Int_t layer) const { return fCwidth[layer] ; }
78 Float_t GetChamberLength(Int_t layer, Int_t stack) const { return fClength[layer][stack]; }
f7336fa3 79
25ca55ce 80 virtual void GetGlobal(const AliRecPoint*, TVector3&, TMatrixF& ) const { };
81 virtual void GetGlobal(const AliRecPoint*, TVector3& ) const { };
9a96f175 82
053767a4 83 static Double_t GetAlpha() { return 2.0
84 * 3.14159265358979324
85 / fgkNsector; }
86
87 static Int_t Nsector() { return fgkNsector; }
88 static Int_t Nlayer() { return fgkNlayer; }
89 static Int_t Nstack() { return fgkNstack; }
90 static Int_t Ndet() { return fgkNdet; }
91
92 static Float_t Cheight() { return fgkCH; }
93 static Float_t Cspace() { return fgkVspace; }
94 static Float_t CraHght() { return fgkCraH; }
95 static Float_t CdrHght() { return fgkCdrH; }
96 static Float_t CamHght() { return fgkCamH; }
97 static Float_t CroHght() { return fgkCroH; }
98 static Float_t CroWid() { return fgkCroW; }
99 static Float_t MyThick() { return fgkMyThick; }
100 static Float_t DrThick() { return fgkDrThick; }
101 static Float_t AmThick() { return fgkAmThick; }
102 static Float_t DrZpos() { return fgkDrZpos; }
103 static Float_t RpadW() { return fgkRpadW; }
104 static Float_t CpadW() { return fgkCpadW; }
105
106 static Float_t Cwidcha() { return (fgkSwidth2 - fgkSwidth1)
107 / fgkSheight
108 * (fgkCH + fgkVspace); }
109
110 static Int_t MCMmax() { return fgkMCMmax; }
111 static Int_t MCMrow() { return fgkMCMrow; }
112 static Int_t ROBmaxC0() { return fgkROBmaxC0; }
113 static Int_t ROBmaxC1() { return fgkROBmaxC1; }
114 static Int_t ADCmax() { return fgkADCmax; }
115 static Int_t TBmax() { return fgkTBmax; }
116 static Int_t Padmax() { return fgkPadmax; }
117 static Int_t Colmax() { return fgkColmax; }
118 static Int_t RowmaxC0() { return fgkRowmaxC0; }
119 static Int_t RowmaxC1() { return fgkRowmaxC1; }
7925de54 120
793ff80c 121 protected:
0a5f3331 122
053767a4 123 static const Int_t fgkNsector; // Number of sectors in the full detector (18)
124 static const Int_t fgkNlayer; // Number of layers of the TRD (6)
125 static const Int_t fgkNstack; // Number of stacks in z-direction (5)
030b4415 126 static const Int_t fgkNdet; // Total number of detectors (18 * 6 * 5 = 540)
127
b640260a 128 static const Float_t fgkTlength; // Length of the TRD-volume in spaceframe (BTRD)
129
130 static const Float_t fgkSheight; // Height of the supermodule
131 static const Float_t fgkSwidth1; // Lower width of the supermodule
132 static const Float_t fgkSwidth2; // Upper width of the supermodule
133 static const Float_t fgkSlength; // Length of the supermodule
134
135 static const Float_t fgkFlength; // Length of the service space in front of a supermodule
030b4415 136
137 static const Float_t fgkSMpltT; // Thickness of the super module side plates
138
139 static const Float_t fgkCraH; // Height of the radiator part of the chambers
140 static const Float_t fgkCdrH; // Height of the drift region of the chambers
141 static const Float_t fgkCamH; // Height of the amplification region of the chambers
142 static const Float_t fgkCroH; // Height of the readout of the chambers
143 static const Float_t fgkCH; // Total height of the chambers
144
145 static const Float_t fgkVspace; // Vertical spacing of the chambers
146 static const Float_t fgkHspace; // Horizontal spacing of the chambers
147 static const Float_t fgkVrocsm; // Radial distance of the first ROC to the outer SM plates
148 static const Float_t fgkCalT; // Thickness of the lower aluminum frame
0a5f3331 149 static const Float_t fgkCalW; // Width of additional aluminum on lower frame
150 static const Float_t fgkCclsT; // Thickness of the lower Wacosit frame sides
151 static const Float_t fgkCclfT; // Thickness of the lower Wacosit frame front
152 static const Float_t fgkCglT; // Thichness of the glue around the radiator
153 static const Float_t fgkCcuT; // Thickness of the upper Wacosit frame
154 static const Float_t fgkCauT; // Thickness of the aluminum frame of the back panel
030b4415 155
156 static const Float_t fgkCroW; // Additional width of the readout chamber frames
157
158 static const Float_t fgkCpadW; // Difference of outer chamber width and pad plane width
159 static const Float_t fgkRpadW; // Difference of outer chamber width and pad plane width
160
030b4415 161 static const Float_t fgkMyThick; // Thickness of the mylar-layer
0a5f3331 162 static const Float_t fgkRaThick; // Thickness of the radiator
030b4415 163 static const Float_t fgkXeThick; // Thickness of the gas volume
164 static const Float_t fgkDrThick; // Thickness of the drift region
165 static const Float_t fgkAmThick; // Thickness of the amplification region
0a5f3331 166 static const Float_t fgkWrThick; // Thickness of the wire planes
030b4415 167 static const Float_t fgkCuThick; // Thickness of the pad plane
0a5f3331 168 static const Float_t fgkGlThick; // Thickness of the glue layer
169 static const Float_t fgkSuThick; // Thickness of the NOMEX support structure
030b4415 170 static const Float_t fgkRpThick; // Thickness of the PCB readout boards
171 static const Float_t fgkRcThick; // Thickness of the PCB copper layers
0a5f3331 172 static const Float_t fgkRoThick; // Thickness of all other ROB componentes (caps, etc.)
030b4415 173
174 static const Float_t fgkRaZpos; // Position of the radiator
030b4415 175 static const Float_t fgkDrZpos; // Position of the drift region
176 static const Float_t fgkAmZpos; // Position of the amplification region
0a5f3331 177 static const Float_t fgkWrZpos; // Position of the wire planes
030b4415 178 static const Float_t fgkCuZpos; // Position of the pad plane
0a5f3331 179 static const Float_t fgkGlZpos; // Position of the glue layer
030b4415 180 static const Float_t fgkSuZpos; // Position of the HEXCEL+G10 support structure
030b4415 181 static const Float_t fgkRpZpos; // Position of the PCB readout boards
182 static const Float_t fgkRcZpos; // Position of the PCB copper layers
0a5f3331 183 static const Float_t fgkRoZpos; // Position of all other ROB componentes (caps, etc.)
030b4415 184
7925de54 185 static const Int_t fgkMCMmax; // Maximum number of MCMs per ROB
186 static const Int_t fgkMCMrow; // Maximum number of MCMs per ROB Row
187 static const Int_t fgkROBmaxC0; // Maximum number of ROBs per C0 chamber
188 static const Int_t fgkROBmaxC1; // Maximum number of ROBs per C1 chamber
189 static const Int_t fgkADCmax; // Maximum number of ADC channels per MCM
190 static const Int_t fgkTBmax; // Maximum number of Time bins
191 static const Int_t fgkPadmax; // Maximum number of pads per MCM
192 static const Int_t fgkColmax; // Maximum number of pads per padplane row
193 static const Int_t fgkRowmaxC0; // Maximum number of Rows per C0 chamber
194 static const Int_t fgkRowmaxC1; // Maximum number of Rows per C1 chamber
195
053767a4 196 Float_t fCwidth[kNlayer]; // Outer widths of the chambers
197 Float_t fClength[kNlayer][kNstack]; // Outer lengths of the chambers
030b4415 198
053767a4 199 Float_t fRotB11[kNsector]; // Matrix elements for the backward rotation
200 Float_t fRotB12[kNsector]; // Matrix elements for the backward rotation
201 Float_t fRotB21[kNsector]; // Matrix elements for the backward rotation
202 Float_t fRotB22[kNsector]; // Matrix elements for the backward rotation
030b4415 203
204 static const Double_t fgkTime0Base; // Base value for calculation of Time-position of pad 0
053767a4 205 static const Float_t fgkTime0[kNlayer]; // Time-position of pad 0
3551db50 206
030b4415 207 Float_t fChamberUAorig[3*kNdets][3]; // Volumes origin in
208 Float_t fChamberUDorig[3*kNdets][3]; // the chamber
209 Float_t fChamberUForig[3*kNdets][3]; // [3] = x, y, z
2745a409 210 Float_t fChamberUUorig[3*kNdets][3]; //
9c782af4 211
030b4415 212 Float_t fChamberUAboxd[3*kNdets][3]; // Volumes box
213 Float_t fChamberUDboxd[3*kNdets][3]; // dimensions (half)
214 Float_t fChamberUFboxd[3*kNdets][3]; // [3] = x, y, z
2745a409 215 Float_t fChamberUUboxd[3*kNdets][3]; //
bd0f8685 216
9a96f175 217 TObjArray *fClusterMatrixArray; //! Transformation matrices loc. cluster to tracking cs
f162af62 218 TObjArray *fPadPlaneArray; //! Array of pad plane objects
219
18c05eb3 220 Char_t fSMstatus[kNsector]; // Super module status byte
221
2d0eca96 222 ClassDef(AliTRDgeometry,20) // TRD geometry class
f7336fa3 223
224};
f7336fa3 225#endif