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Make some calculations optional for HLT
[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;
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