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0f4a7374 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
731afc39 | 18 | Revision 1.20.1 2007/05/19 decaro |
19 | Added the following methods: | |
20 | GetVolumeIndices(Int_t index, Int_t *det), to get | |
21 | the volume indices (sector, plate, strip, padz, padx, | |
22 | stored respectively in det[0], det[1], det[2], det[3], det[4]) | |
23 | from the calibration channel index; | |
24 | NStrip(Int_t nPlate), to get the strips number | |
25 | per each kind of TOF module. | |
26 | ||
24982ffc | 27 | Revision 1.20 2007/10/08 17:52:55 decaro |
28 | hole region in front of PHOS detector: update of sectors' numbers | |
29 | ||
3c5f55bc | 30 | Revision 1.19 2007/10/04 14:05:09 zampolli |
31 | AliTOFGeometryV5 becoming AliTOFGeometry | |
32 | ||
0ef21f59 | 33 | Revision 1.18 2007/02/19 18:55:26 decaro |
34 | Added getter methods for volume path (for Event Display) | |
35 | ||
48e6af28 | 36 | Revision 1.17.1 2006/12/15 |
37 | Added method DetToStripRF(...) to get | |
38 | a pad corner coordinates in its strip reference frame | |
39 | (A.De Caro, M.Di Stefano) | |
40 | Revision 1.17 2006/08/22 13:30:02 arcelli | |
41 | removal of effective c++ warnings (C.Zampolli) | |
42 | ||
655e379f | 43 | Revision 1.16 2006/04/20 22:30:50 hristov |
44 | Coding conventions (Annalisa) | |
45 | ||
0e46b9ae | 46 | Revision 1.15 2006/04/16 22:29:05 hristov |
47 | Coding conventions (Annalisa) | |
48 | ||
7aeeaf38 | 49 | Revision 1.14 2006/04/05 08:35:38 hristov |
50 | Coding conventions (S.Arcelli, C.Zampolli) | |
51 | ||
340693af | 52 | Revision 1.13 2006/03/12 14:37:54 arcelli |
53 | Changes for TOF Reconstruction using TGeo | |
54 | ||
c0545837 | 55 | Revision 1.12 2006/02/28 10:38:00 decaro |
56 | AliTOFGeometry::fAngles, AliTOFGeometry::fHeights, AliTOFGeometry::fDistances arrays: dimension definition in the right location | |
57 | ||
4402e7cb | 58 | Revision 1.11 2005/12/15 14:17:29 decaro |
59 | Correction of some parameter values | |
60 | ||
6fbc8979 | 61 | Revision 1.10 2005/12/15 08:55:32 decaro |
62 | New TOF geometry description (V5) -G. Cara Romeo and A. De Caro | |
63 | ||
d3c7bfac | 64 | Revision 1.9.1 2005/07/19 A. De Caro |
65 | Created daughter-classes AliTOFGeometryV4 and AliTOFGeometryV5 | |
66 | => moved global methods IsInsideThePad, DistanceToPad, | |
67 | GetPlate, GetSector, GetStrip, GetPadX, GetPadZ, | |
68 | GetX, GetY, GetZ, GetPadDx, GetPadDy and GetPadDz | |
69 | in daughter-classes | |
70 | ||
71 | Revision 1.9 2005/10/20 12:41:35 hristov | |
72 | Implementation of parallel tracking. It is not the default version, one can use it passing option MI from AliReconstruction to TOF (M.Ivanov) | |
73 | ||
d88fbf15 | 74 | Revision 1.8 2004/11/29 08:28:01 decaro |
75 | Introduction of a new TOF constant (i.e. TDC bin width) | |
76 | ||
43f77f2d | 77 | Revision 1.7 2004/11/05 07:20:08 decaro |
78 | TOF library splitting and conversion of some printout messages in AliLog schema (T.Kuhr) | |
79 | ||
d076c8d5 | 80 | Revision 1.6 2004/06/15 15:27:59 decaro |
81 | TOF raw data: preliminary implementation and style changes | |
82 | ||
7e6dce66 | 83 | Revision 1.5 2004/04/20 14:37:22 hristov |
84 | Using TMath::Abs instead of fabs, arrays of variable size created/deleted correctly (HP,Sun) | |
85 | ||
9b49e4c9 | 86 | Revision 1.4 2004/04/13 09:42:51 decaro |
87 | Track reconstruction code for TOF: updating | |
88 | ||
74ea065c | 89 | Revision 1.3 2003/12/29 18:40:39 hristov |
90 | Copy/paste error corrected | |
91 | ||
fb9747d4 | 92 | Revision 1.2 2003/12/29 17:26:01 hristov |
93 | Using enum to initaialize static ints in the header file, the initialization of static floats moved to the implementation file | |
94 | ||
58eb5b61 | 95 | Revision 1.1 2003/12/29 15:18:03 decaro |
96 | TOF geometry updating (addition of AliTOFGeometry) | |
97 | ||
7e6dce66 | 98 | Revision 0.05 2004/6/11 A.De Caro |
99 | Implement Global method NpadXStrip | |
100 | Insert four float constants (originally in AliTOF class) | |
101 | Revision 0.04 2004/4/05 S.Arcelli | |
74ea065c | 102 | Implement Global methods IsInsideThePad |
103 | DistanceToPad | |
7e6dce66 | 104 | Revision 0.03 2003/12/14 S.Arcelli |
105 | Set Phi range [-180,180]->[0,360] | |
106 | Revision 0.02 2003/12/10 S.Arcelli: | |
107 | Implement Global methods GetPos & GetDetID | |
108 | Revision 0.01 2003/12/04 S.Arcelli | |
0f4a7374 | 109 | */ |
110 | ||
0f4a7374 | 111 | /////////////////////////////////////////////////////////////////////////////// |
112 | // // | |
113 | // TOF Geometry class // | |
114 | // // | |
115 | /////////////////////////////////////////////////////////////////////////////// | |
116 | ||
0ef21f59 | 117 | #include "TGeoManager.h" |
5c7c93fa | 118 | //#include "TGeoMatrix.h" |
119 | #include "TMath.h" | |
120 | ||
0ef21f59 | 121 | #include "AliConst.h" |
ff826920 | 122 | #include "AliGeomManager.h" |
123 | #include "AliLog.h" | |
0ef21f59 | 124 | |
5c7c93fa | 125 | #include "AliTOFGeometry.h" |
126 | ||
0ef21f59 | 127 | extern TGeoManager *gGeoManager; |
0f4a7374 | 128 | |
129 | ClassImp(AliTOFGeometry) | |
130 | ||
0ef21f59 | 131 | const Float_t AliTOFGeometry::fgkZlenA = 370.6*2.; // length (cm) of the A module |
132 | const Float_t AliTOFGeometry::fgkZlenB = 146.5; // length (cm) of the B module | |
133 | const Float_t AliTOFGeometry::fgkZlenC = 170.45; // length (cm) of the C module | |
134 | const Float_t AliTOFGeometry::fgkMaxhZtof = 370.6; // Max half z-size of TOF (cm) | |
135 | ||
8dacd1bb | 136 | const Float_t AliTOFGeometry::fgkxTOF = 372.00;// Inner radius of the TOF for Reconstruction (cm) |
137 | const Float_t AliTOFGeometry::fgkRmin = 371.00;// Inner radius of the TOF (cm) | |
138 | const Float_t AliTOFGeometry::fgkRmax = 400.05;// Outer radius of the TOF (cm) | |
58eb5b61 | 139 | |
7e6dce66 | 140 | const Float_t AliTOFGeometry::fgkXPad = 2.5; // Pad size in the x direction (cm) |
141 | const Float_t AliTOFGeometry::fgkZPad = 3.5; // Pad size in the z direction (cm) | |
58eb5b61 | 142 | |
4402e7cb | 143 | const Float_t AliTOFGeometry::fgkStripLength = 122.;// Strip Length (rho X phi direction) (cm) |
144 | ||
d3c7bfac | 145 | const Float_t AliTOFGeometry::fgkSigmaForTail1= 2.; //Sig1 for simulation of TDC tails |
fb9747d4 | 146 | const Float_t AliTOFGeometry::fgkSigmaForTail2= 0.5;//Sig2 for simulation of TDC tails |
58eb5b61 | 147 | |
0ef21f59 | 148 | const Float_t AliTOFGeometry::fgkPhiSec= 20;//sector Phi width (deg) |
149 | ||
48e6af28 | 150 | const Float_t AliTOFGeometry::fgkTdcBin = 24.4; // time-of-flight bin width [ps] |
5ab3605a | 151 | const Float_t AliTOFGeometry::fgkToTBin = 48.8; // time-over-threshold bin width [ps] |
43f77f2d | 152 | |
5ab3605a | 153 | const Float_t AliTOFGeometry::fgkDeadTime = 25E+03; // Single channel dead time (ps) |
154 | const Float_t AliTOFGeometry::fgkMatchingWindow = fgkTdcBin*TMath::Power(2,13); // Matching window (ps) | |
155 | ||
156 | const Float_t AliTOFGeometry::fgkAngles[kNPlates][kMaxNstrip] = { | |
0ef21f59 | 157 | { 43.99, 43.20, 42.40, 41.59, 40.77, 39.94, 39.11, 38.25, 37.40, 36.53, |
158 | 35.65, 34.76, 33.87, 32.96, 32.05, 31.13, 30.19, 29.24, 12.33, 0.00}, | |
159 | ||
160 | { 27.26, 26.28, 25.30, 24.31, 23.31, 22.31, 21.30, 20.29, 19.26, 18.24, | |
161 | 17.20, 16.16, 15.11, 14.05, 13.00, 11.93, 10.87, 9.80, 8.74, 0.00}, | |
162 | ||
163 | { 0.00, 6.30, 5.31, 4.25, 3.19, 2.12, 1.06, 0.00, -1.06, -2.12, | |
164 | -3.19, -4.25, -5.31, -6.30, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00}, | |
165 | ||
166 | { -8.74, -9.80, -10.87, -11.93, -13.00, -14.05, -15.11, -16.16, -17.20, -18.24, | |
167 | -19.26, -20.29, -21.30, -22.31, -23.31, -24.31, -25.30, -26.28, -27.26, 0.00}, | |
168 | ||
169 | {-12.33, -29.24, -30.19, -31.13, -32.05, -32.96, -33.87, -34.76, -35.65, -36.53, | |
170 | -37.40, -38.25, -39.11, -39.94, -40.77, -41.59, -42.40, -43.20, -43.99, 0.00} | |
171 | }; | |
5ab3605a | 172 | const Float_t AliTOFGeometry::fgkHeights[kNPlates][kMaxNstrip] = { |
0ef21f59 | 173 | {-8.2, -7.5, -8.2, -7.7, -8.1, -7.6, -7.7, -7.7, -7.7, -7.7, |
174 | -7.5, -7.2, -7.3, -7.5, -7.6, -7.8, -8.3, -9.3, -3.1, 0.0}, | |
175 | ||
176 | {-7.9, -8.1, -8.5, -9.0, -10.1, -3.9, -5.9, -7.7, -10.1, -3.6, | |
177 | -5.8, -8.0, -10.4, -4.4, -7.2, -10.2, -4.6, -7.4, -10.4, 0.0}, | |
178 | ||
179 | {-2.5, -10.4, -5.0, -9.9, -4.8, -9.9, -4.7, -10.2, -4.7, -9.9, | |
180 | -4.8, -9.9, -5.0, -10.4, -2.5, 0.0, 0.0, 0.0, 0.0, 0.0}, | |
181 | ||
182 | {-10.4, -7.4, -4.6, -10.2, -7.2, -4.4, -10.4, -8.0, -5.8, -3.6, | |
183 | -10.1, -7.7, -5.9, -3.9, -10.1, -9.0, -8.5, -8.1, -7.9, 0.0}, | |
184 | ||
185 | { -3.1, -9.3, -8.3, -7.8, -7.6, -7.5, -7.3, -7.2, -7.5, -7.7, | |
186 | -7.7, -7.7, -7.7, -7.6, -8.1, -7.7, -8.2, -7.5, -8.2, 0.0} | |
187 | }; | |
188 | ||
189 | ||
5ab3605a | 190 | const Float_t AliTOFGeometry::fgkDistances[kNPlates][kMaxNstrip] = { |
0ef21f59 | 191 | { 364.1, 354.9, 344.5, 335.4, 325.5, 316.6, 307.2, 298.0, 288.9, 280.0, |
192 | 271.3, 262.7, 254.0, 244.8, 236.1, 227.7, 219.1, 210.3, 205.7, 0.0}, | |
193 | ||
194 | { 194.2, 186.1, 177.9, 169.8, 161.5, 156.3, 147.8, 139.4, 130.9, 125.6, | |
195 | 117.3, 109.2, 101.1, 95.3, 87.1, 79.2, 73.0, 65.1, 57.6, 0.0}, | |
196 | ||
197 | { 49.5, 41.3, 35.3, 27.8, 21.2, 13.9, 7.0, 0.0, -7.0, -13.9, | |
198 | -21.2, -27.8, -35.3, -41.3, -49.5, 0.0, 0.0, 0.0, 0.0, 0.0}, | |
199 | ||
200 | { -57.6, -65.1, -73.0, -79.2, -87.1, -95.3, -101.1, -109.2, -117.3, -125.6, | |
201 | -130.9, -139.4, -147.8, -156.3, -161.5, -169.8, -177.9, -186.1, -194.2, 0.0}, | |
202 | ||
203 | {-205.7, -210.3, -219.1, -227.7, -236.1, -244.8, -254.0, -262.7, -271.3, -280.0, | |
204 | -288.9, -298.0, -307.2, -316.6, -325.5, -335.4, -344.5, -354.9, -364.1, 0.0} | |
205 | }; | |
0f4a7374 | 206 | //_____________________________________________________________________________ |
655e379f | 207 | AliTOFGeometry::AliTOFGeometry(): |
24982ffc | 208 | fHoles(1) |
0f4a7374 | 209 | { |
210 | // | |
211 | // AliTOFGeometry default constructor | |
212 | // | |
0f4a7374 | 213 | |
214 | } | |
215 | ||
216 | //_____________________________________________________________________________ | |
217 | AliTOFGeometry::~AliTOFGeometry() | |
218 | { | |
219 | // | |
220 | // AliTOFGeometry destructor | |
221 | // | |
0f4a7374 | 222 | } |
223 | //_____________________________________________________________________________ | |
0ef21f59 | 224 | void AliTOFGeometry::ImportGeometry(){ |
225 | TGeoManager::Import("geometry.root"); | |
0f4a7374 | 226 | } |
0f4a7374 | 227 | //_____________________________________________________________________________ |
7aeeaf38 | 228 | void AliTOFGeometry::GetPosPar(Int_t *det, Float_t *pos) const |
0f4a7374 | 229 | { |
230 | // | |
231 | // Returns space point coor (x,y,z) (cm) for Detector | |
232 | // Indices (iSect,iPlate,iStrip,iPadX,iPadZ) | |
233 | // | |
234 | ||
235 | pos[0]=GetX(det); | |
236 | pos[1]=GetY(det); | |
237 | pos[2]=GetZ(det); | |
238 | ||
239 | } | |
240 | //_____________________________________________________________________________ | |
7aeeaf38 | 241 | void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det) const |
0f4a7374 | 242 | { |
243 | // | |
244 | // Returns Detector Indices (iSect,iPlate,iStrip,iPadX,iPadZ) | |
245 | // space point coor (x,y,z) (cm) | |
246 | ||
247 | ||
248 | det[0]=GetSector(pos); | |
249 | det[1]=GetPlate(pos); | |
250 | det[2]=GetStrip(pos); | |
251 | det[3]=GetPadZ(pos); | |
252 | det[4]=GetPadX(pos); | |
253 | ||
254 | } | |
255 | //_____________________________________________________________________________ | |
48e6af28 | 256 | |
257 | void AliTOFGeometry::DetToStripRF(Int_t nPadX, Int_t nPadZ, Float_t &x, Float_t &z) const | |
258 | { | |
259 | // | |
260 | // Returns the local coordinates (x, z) in strip reference frame | |
261 | // for the bottom corner of the pad number (nPadX, nPadZ) | |
262 | // | |
263 | /* | |
264 | const Float_t xCenterStrip = kNpadX * fgkXPad / 2.; | |
265 | const Float_t zCenterStrip = kNpadZ * fgkZPad / 2.; | |
266 | ||
267 | const Float_t xCenterPad = nPadX*fgkXPad + fgkXPad / 2.; | |
268 | const Float_t zCenterPad = nPadZ*fgkZPad + fgkZPad / 2.; | |
269 | ||
270 | x = xCenterPad - xCenterStrip; | |
271 | z = zCenterPad - zCenterStrip; | |
272 | */ | |
273 | ||
274 | ||
275 | x = (nPadX - kNpadX*0.5) * fgkXPad; | |
276 | z = (nPadZ - kNpadZ*0.5) * fgkZPad; | |
277 | ||
278 | ||
279 | } | |
280 | //_____________________________________________________________________________ | |
0ef21f59 | 281 | Float_t AliTOFGeometry::DistanceToPadPar(Int_t *det, Float_t *pos, Float_t *dist3d) const |
282 | { | |
283 | // | |
284 | // Returns distance of space point with coor pos (x,y,z) (cm) wrt | |
285 | // pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ) | |
286 | // | |
287 | ||
288 | //Transform pos into Sector Frame | |
289 | ||
290 | Float_t x = pos[0]; | |
291 | Float_t y = pos[1]; | |
292 | Float_t z = pos[2]; | |
293 | ||
294 | Float_t radius = TMath::Sqrt(x*x+y*y); | |
295 | //Float_t phi=TMath::ATan(y/x); | |
296 | //if(phi<0) phi = k2PI+phi; //2.*TMath::Pi()+phi; | |
297 | Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x); | |
298 | // Get the local angle in the sector philoc | |
299 | Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5)*fgkPhiSec; | |
300 | Float_t xs = radius*TMath::Cos(angle/kRaddeg); | |
301 | Float_t ys = radius*TMath::Sin(angle/kRaddeg); | |
302 | Float_t zs = z; | |
303 | ||
304 | // Do the same for the selected pad | |
305 | ||
306 | Float_t g[3]; | |
307 | GetPosPar(det,g); | |
308 | ||
309 | Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]); | |
310 | //Float_t padPhi = TMath::ATan(g[1]/g[0]); | |
311 | //if(padPhi<0) padPhi = k2Pi + padPhi; | |
312 | Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]); | |
313 | ||
314 | // Get the local angle in the sector philoc | |
315 | Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec; | |
316 | Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg); | |
317 | Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg); | |
318 | Float_t padzs = g[2]; | |
319 | ||
320 | //Now move to local pad coordinate frame. Translate: | |
321 | ||
322 | Float_t xt = xs-padxs; | |
323 | Float_t yt = ys-padys; | |
324 | Float_t zt = zs-padzs; | |
325 | //Now Rotate: | |
326 | ||
327 | Float_t alpha = GetAngles(det[1],det[2]); | |
328 | Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg); | |
329 | Float_t yr = yt; | |
330 | Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg); | |
331 | ||
332 | Float_t dist = TMath::Sqrt(xr*xr+yr*yr+zr*zr); | |
333 | ||
334 | if (dist3d){ | |
335 | dist3d[0] = xr; | |
336 | dist3d[1] = yr; | |
337 | dist3d[2] = zr; | |
338 | } | |
339 | ||
340 | return dist; | |
341 | ||
342 | } | |
343 | //_____________________________________________________________________________ | |
344 | Bool_t AliTOFGeometry::IsInsideThePadPar(Int_t *det, Float_t *pos) const | |
345 | { | |
346 | // | |
347 | // Returns true if space point with coor pos (x,y,z) (cm) falls | |
348 | // inside pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ) | |
349 | // | |
350 | ||
351 | Bool_t isInside=false; | |
352 | ||
353 | /* | |
354 | const Float_t khhony = 1.0 ; // heigth of HONY Layer | |
355 | const Float_t khpcby = 0.08 ; // heigth of PCB Layer | |
356 | const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer | |
357 | const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer | |
358 | const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer | |
359 | //const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer | |
360 | const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11 | |
361 | //const Float_t kwstripz = kwcpcbz; | |
362 | //const Float_t klstripx = fgkStripLength; | |
363 | */ | |
364 | ||
365 | const Float_t kPadDepth = 0.5;//0.05;//0.11;//0.16;// // heigth of Sensitive Layer | |
366 | ||
367 | //Transform pos into Sector Frame | |
368 | ||
369 | Float_t x = pos[0]; | |
370 | Float_t y = pos[1]; | |
371 | Float_t z = pos[2]; | |
372 | ||
373 | Float_t radius = TMath::Sqrt(x*x+y*y); | |
374 | Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x); | |
375 | ||
376 | // Get the local angle in the sector philoc | |
377 | Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5) *fgkPhiSec; | |
378 | Float_t xs = radius*TMath::Cos(angle/kRaddeg); | |
379 | Float_t ys = radius*TMath::Sin(angle/kRaddeg); | |
380 | Float_t zs = z; | |
381 | ||
382 | // Do the same for the selected pad | |
383 | ||
384 | Float_t g[3]; | |
385 | GetPosPar(det,g); | |
386 | ||
387 | Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]); | |
388 | Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]); | |
389 | ||
390 | // Get the local angle in the sector philoc | |
391 | Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec; | |
392 | Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg); | |
393 | Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg); | |
394 | Float_t padzs = g[2]; | |
395 | ||
396 | //Now move to local pad coordinate frame. Translate: | |
397 | ||
398 | Float_t xt = xs-padxs; | |
399 | Float_t yt = ys-padys; | |
400 | Float_t zt = zs-padzs; | |
401 | ||
402 | //Now Rotate: | |
403 | ||
404 | Float_t alpha = GetAngles(det[1],det[2]); | |
405 | Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg); | |
406 | Float_t yr = yt; | |
407 | Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg); | |
408 | ||
409 | if(TMath::Abs(xr)<=kPadDepth*0.5 && TMath::Abs(yr)<= (fgkXPad*0.5) && TMath::Abs(zr)<= (fgkZPad*0.5)) | |
410 | isInside=true; | |
411 | return isInside; | |
412 | ||
413 | } | |
414 | //_____________________________________________________________________________ | |
415 | Bool_t AliTOFGeometry::IsInsideThePad(TGeoHMatrix mat, Float_t *pos, Float_t *dist3d) const | |
416 | { | |
6819758a | 417 | // |
418 | // Returns true if space point with coor pos (x,y,z) [cm] falls inside | |
419 | // pad identified by the matrix mat. In case dist3d!=0, dist3d vector | |
420 | // has been filled with the 3D distance between the impact point on | |
421 | // the pad and the pad centre (in the reference frame of the TOF pad | |
422 | // identified by the matrix mat). | |
423 | // | |
0ef21f59 | 424 | |
425 | const Float_t kPadDepth = 0.5; // heigth of Sensitive Layer | |
0ef21f59 | 426 | |
6819758a | 427 | Double_t posg[3]; |
428 | posg[0] = pos[0]; | |
429 | posg[1] = pos[1]; | |
430 | posg[2] = pos[2]; | |
431 | ||
432 | // from ALICE global reference system | |
433 | // towards TOF pad reference system | |
434 | Double_t posl[3] = {0., 0., 0.}; | |
435 | mat.MasterToLocal(posg,posl); | |
436 | ||
437 | Float_t xr = posl[0]; | |
438 | Float_t yr = posl[1]; | |
439 | Float_t zr = posl[2]; | |
440 | ||
441 | Bool_t isInside = false; | |
442 | if (TMath::Abs(yr)<= kPadDepth*0.5 && | |
443 | TMath::Abs(xr)<= fgkXPad*0.5 && | |
444 | TMath::Abs(zr)<= fgkZPad*0.5) | |
445 | isInside = true; | |
446 | ||
447 | if (dist3d) { | |
448 | //Double_t padl[3] = {0., 0., 0.}; | |
449 | dist3d[0] = posl[0]/* - padl[0]*/; | |
450 | dist3d[1] = posl[1]/* - padl[1]*/; | |
451 | dist3d[2] = posl[2]/* - padl[2]*/; | |
452 | ||
453 | /* | |
454 | Double_t padg[3] = {0., 0., 0.}; | |
455 | // from TOF pad local reference system | |
456 | // towards ALICE global reference system | |
457 | TGeoHMatrix inverse = mat.Inverse(); | |
458 | inverse.MasterToLocal(padl,padg); | |
459 | ||
460 | // returns the 3d distance | |
461 | // between the impact point on the pad | |
462 | // and the pad centre (in the ALICE global reference frame) | |
463 | dist3d[0] = posg[0] - padg[0]; | |
464 | dist3d[1] = posg[1] - padg[1]; | |
465 | dist3d[2] = posg[2] - padg[2]; | |
466 | */ | |
0ef21f59 | 467 | } |
468 | ||
0ef21f59 | 469 | return isInside; |
470 | ||
471 | } | |
472 | //_____________________________________________________________________________ | |
473 | void AliTOFGeometry::GetVolumePath(Int_t *ind, Char_t *path ) { | |
474 | //-------------------------------------------------------------------- | |
475 | // This function returns the colume path of a given pad | |
476 | //-------------------------------------------------------------------- | |
477 | Int_t sector = ind[0]; | |
478 | Char_t string1[100]; | |
479 | Char_t string2[100]; | |
480 | Char_t string3[100]; | |
481 | ||
482 | Int_t icopy=-1; | |
483 | icopy=sector; | |
484 | ||
485 | sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); | |
486 | ||
487 | Int_t iplate=ind[1]; | |
488 | Int_t istrip=ind[2]; | |
489 | if( iplate==0) icopy=istrip; | |
490 | if( iplate==1) icopy=istrip+NStripC(); | |
491 | if( iplate==2) icopy=istrip+NStripC()+NStripB(); | |
492 | if( iplate==3) icopy=istrip+NStripC()+NStripB()+NStripA(); | |
493 | if( iplate==4) icopy=istrip+NStripC()+2*NStripB()+NStripA(); | |
494 | icopy++; | |
495 | sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy); | |
3c5f55bc | 496 | if(fHoles && (sector==13 || sector==14 || sector==15)){ |
0ef21f59 | 497 | if(iplate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy); |
498 | if(iplate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy); | |
499 | } | |
500 | ||
501 | Int_t padz = ind[3]+1; | |
502 | Int_t padx = ind[4]+1; | |
503 | sprintf(string3,"FPCB_1/FSEN_1/FSEZ_%i/FPAD_%i",padz,padx); | |
504 | sprintf(path,"%s/%s/%s",string1,string2,string3); | |
505 | ||
506 | } | |
507 | //_____________________________________________________________________________ | |
508 | void AliTOFGeometry::GetVolumePath(Int_t sector, Char_t *path ){ | |
509 | //-------------------------------------------------------------------- | |
510 | // This function returns the colume path of a given sector | |
511 | //-------------------------------------------------------------------- | |
512 | ||
513 | Char_t string[100]; | |
514 | ||
515 | Int_t icopy = sector; | |
516 | ||
517 | sprintf(string,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); | |
518 | sprintf(path,"%s",string); | |
519 | ||
520 | } | |
521 | //_____________________________________________________________________________ | |
522 | void AliTOFGeometry::GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path ) { | |
523 | //-------------------------------------------------------------------- | |
524 | // This function returns the colume path of a given strip | |
525 | //-------------------------------------------------------------------- | |
526 | ||
527 | Char_t string1[100]; | |
528 | Char_t string2[100]; | |
529 | Char_t string3[100]; | |
530 | ||
531 | Int_t icopy = sector; | |
532 | ||
533 | sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); | |
534 | ||
535 | if(plate==0) icopy=strip; | |
536 | if(plate==1) icopy=strip+NStripC(); | |
537 | if(plate==2) icopy=strip+NStripC()+NStripB(); | |
538 | if(plate==3) icopy=strip+NStripC()+NStripB()+NStripA(); | |
539 | if(plate==4) icopy=strip+NStripC()+2*NStripB()+NStripA(); | |
540 | icopy++; | |
541 | sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy); | |
3c5f55bc | 542 | if(fHoles && (sector==13 || sector==14 || sector==15)){ |
0ef21f59 | 543 | if(plate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy); |
544 | if(plate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy); | |
545 | } | |
546 | ||
547 | sprintf(string3,"FPCB_1/FSEN_1"); | |
548 | sprintf(path,"%s/%s/%s",string1,string2,string3); | |
549 | ||
550 | } | |
551 | //_____________________________________________________________________________ | |
552 | void AliTOFGeometry::GetPos(Int_t *det, Float_t *pos) | |
553 | { | |
554 | // | |
555 | // Returns space point coor (x,y,z) (cm) for Detector | |
556 | // Indices (iSect,iPlate,iStrip,iPadX,iPadZ) | |
557 | // | |
558 | Char_t path[100]; | |
559 | GetVolumePath(det,path ); | |
560 | if (!gGeoManager) { | |
561 | printf("ERROR: no TGeo\n"); | |
562 | } | |
563 | gGeoManager->cd(path); | |
564 | TGeoHMatrix global; | |
565 | global = *gGeoManager->GetCurrentMatrix(); | |
566 | const Double_t *tr = global.GetTranslation(); | |
567 | ||
568 | pos[0]=tr[0]; | |
569 | pos[1]=tr[1]; | |
570 | pos[2]=tr[2]; | |
571 | } | |
572 | //_____________________________________________________________________________ | |
573 | Int_t AliTOFGeometry::GetPlate(Float_t *pos) const | |
574 | { | |
575 | // | |
576 | // Returns the Plate index | |
577 | // | |
578 | const Float_t kInterCentrModBorder1 = 49.5; | |
579 | const Float_t kInterCentrModBorder2 = 57.5; | |
580 | const Float_t kExterInterModBorder1 = 196.0; | |
581 | const Float_t kExterInterModBorder2 = 203.5; | |
582 | ||
583 | const Float_t kLengthExInModBorder = 4.7; | |
584 | const Float_t kLengthInCeModBorder = 7.0; | |
585 | ||
586 | //const Float_t khAlWall = 0.1; | |
587 | const Float_t kModuleWallThickness = 0.3; | |
588 | //const Float_t kHoneycombLayerThickness = 1.5; | |
589 | ||
590 | Int_t iPlate=-1; | |
591 | ||
592 | Float_t posLocal[3]; | |
593 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
594 | ||
595 | Int_t isector = GetSector(posLocal); | |
596 | if(isector == -1){ | |
597 | //AliError("Detector Index could not be determined"); | |
598 | return iPlate; | |
599 | } | |
600 | ||
601 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
602 | Double_t angles[6] = | |
603 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
604 | 0., 0., | |
605 | 90., (isector+0.5)*fgkPhiSec | |
606 | }; | |
607 | Rotation(posLocal,angles); | |
608 | ||
609 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
610 | Translation(posLocal,step); | |
611 | ||
612 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame | |
613 | angles[0] = 90.; | |
614 | angles[1] = 0.; | |
615 | angles[2] = 0.; | |
616 | angles[3] = 0.; | |
617 | angles[4] = 90.; | |
618 | angles[5] =270.; | |
619 | ||
620 | Rotation(posLocal,angles); | |
621 | ||
622 | Float_t yLocal = posLocal[1]; | |
623 | Float_t zLocal = posLocal[2]; | |
624 | ||
625 | Float_t deltaRhoLoc = (fgkRmax-fgkRmin)*0.5 - kModuleWallThickness + yLocal; | |
626 | Float_t deltaZetaLoc = TMath::Abs(zLocal); | |
627 | ||
628 | Float_t deltaRHOmax = 0.; | |
629 | ||
630 | if (TMath::Abs(zLocal)>=kExterInterModBorder1 && TMath::Abs(zLocal)<=kExterInterModBorder2) | |
631 | { | |
632 | deltaRhoLoc -= kLengthExInModBorder; | |
633 | deltaZetaLoc = kExterInterModBorder2-deltaZetaLoc; | |
634 | deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthExInModBorder; // old 5.35, new 4.8 | |
635 | ||
636 | if (deltaRhoLoc > deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) { | |
637 | if (zLocal<0) iPlate = 0; | |
638 | else iPlate = 4; | |
639 | } | |
640 | else { | |
641 | if (zLocal<0) iPlate = 1; | |
642 | else iPlate = 3; | |
643 | } | |
644 | } | |
645 | else if (TMath::Abs(zLocal)>=kInterCentrModBorder1 && TMath::Abs(zLocal)<=kInterCentrModBorder2) | |
646 | { | |
647 | deltaRhoLoc -= kLengthInCeModBorder; | |
648 | deltaZetaLoc = deltaZetaLoc-kInterCentrModBorder1; | |
649 | deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthInCeModBorder; // old 0.39, new 0.2 | |
650 | ||
651 | if (deltaRhoLoc>deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) iPlate = 2; | |
652 | else { | |
653 | if (zLocal<0) iPlate = 1; | |
654 | else iPlate = 3; | |
655 | } | |
656 | } | |
657 | ||
ff826920 | 658 | if (zLocal>-fgkZlenA*0.5 && zLocal<-kExterInterModBorder2) iPlate = 0; |
659 | else if (zLocal>-kExterInterModBorder1 && zLocal<-kInterCentrModBorder2) iPlate = 1; | |
660 | else if (zLocal>-kInterCentrModBorder1 && zLocal< kInterCentrModBorder1) iPlate = 2; | |
661 | else if (zLocal> kInterCentrModBorder2 && zLocal< kExterInterModBorder1) iPlate = 3; | |
662 | else if (zLocal> kExterInterModBorder2 && zLocal< fgkZlenA*0.5) iPlate = 4; | |
0ef21f59 | 663 | |
664 | return iPlate; | |
665 | ||
666 | } | |
667 | ||
668 | //_____________________________________________________________________________ | |
669 | Int_t AliTOFGeometry::GetSector(Float_t *pos) const | |
670 | { | |
671 | // | |
672 | // Returns the Sector index | |
673 | // | |
674 | ||
0ef21f59 | 675 | Int_t iSect = -1; |
676 | ||
677 | Float_t x = pos[0]; | |
678 | Float_t y = pos[1]; | |
679 | Float_t z = pos[2]; | |
680 | ||
681 | Float_t rho = TMath::Sqrt(x*x + y*y); | |
682 | ||
0ef21f59 | 683 | if (!((z>=-fgkZlenA*0.5 && z<=fgkZlenA*0.5) && |
684 | (rho>=(fgkRmin) && rho<=(fgkRmax)))) { | |
0ef21f59 | 685 | //AliError("Detector Index could not be determined"); |
686 | return iSect; | |
687 | } | |
688 | ||
689 | Float_t phi = TMath::Pi() + TMath::ATan2(-y,-x); | |
690 | ||
691 | iSect = (Int_t) (phi*kRaddeg/fgkPhiSec); | |
692 | ||
693 | return iSect; | |
694 | ||
695 | } | |
696 | //_____________________________________________________________________________ | |
697 | Int_t AliTOFGeometry::GetStrip(Float_t *pos) const | |
698 | { | |
699 | // | |
700 | // Returns the Strip index | |
701 | // | |
702 | const Float_t khhony = 1.0 ; // heigth of HONY Layer | |
703 | const Float_t khpcby = 0.08 ; // heigth of PCB Layer | |
704 | const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer | |
705 | const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer | |
706 | const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer | |
707 | const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer | |
708 | const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11 | |
709 | const Float_t kwstripz = kwcpcbz; | |
710 | const Float_t klstripx = fgkStripLength; | |
711 | ||
712 | Int_t iStrip=-1; | |
713 | ||
714 | Float_t posLocal[3]; | |
715 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
6819758a | 716 | AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", |
717 | posLocal[0],posLocal[1],posLocal[2])); | |
718 | ||
0ef21f59 | 719 | Int_t isector = GetSector(posLocal); |
720 | if(isector == -1){ | |
721 | //AliError("Detector Index could not be determined"); | |
722 | return iStrip;} | |
723 | Int_t iplate = GetPlate(posLocal); | |
724 | if(iplate == -1){ | |
725 | //AliError("Detector Index could not be determined"); | |
726 | return iStrip;} | |
727 | ||
728 | Int_t nstrips=0; | |
729 | switch (iplate) { | |
730 | case 0: | |
0ef21f59 | 731 | case 4: |
732 | nstrips=kNStripC; | |
733 | break; | |
734 | case 1: | |
0ef21f59 | 735 | case 3: |
736 | nstrips=kNStripB; | |
737 | break; | |
738 | case 2: | |
739 | nstrips=kNStripA; | |
740 | break; | |
741 | } | |
742 | ||
743 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
744 | Double_t angles[6] = | |
745 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
746 | 0., 0., | |
747 | 90., (isector+0.5)*fgkPhiSec | |
748 | }; | |
749 | Rotation(posLocal,angles); | |
6819758a | 750 | AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", |
751 | posLocal[0],posLocal[1],posLocal[2])); | |
0ef21f59 | 752 | |
753 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
754 | Translation(posLocal,step); | |
6819758a | 755 | AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", |
756 | posLocal[0],posLocal[1],posLocal[2])); | |
0ef21f59 | 757 | |
758 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame | |
759 | angles[0] = 90.; | |
760 | angles[1] = 0.; | |
761 | angles[2] = 0.; | |
762 | angles[3] = 0.; | |
763 | angles[4] = 90.; | |
764 | angles[5] =270.; | |
765 | ||
766 | Rotation(posLocal,angles); | |
6819758a | 767 | AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", |
768 | posLocal[0],posLocal[1],posLocal[2])); | |
0ef21f59 | 769 | |
770 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
771 | Int_t totStrip=0; | |
772 | for (Int_t istrip=0; istrip<nstrips; istrip++){ | |
773 | ||
774 | Float_t posLoc2[3]={posLocal[0],posLocal[1],posLocal[2]}; | |
775 | ||
776 | step[0] = 0.; | |
777 | step[1] = GetHeights(iplate,istrip); | |
778 | step[2] = -GetDistances(iplate,istrip); | |
779 | Translation(posLoc2,step); | |
780 | ||
781 | if (GetAngles(iplate,istrip) >0.) { | |
782 | angles[0] = 90.; | |
783 | angles[1] = 0.; | |
784 | angles[2] = 90.+GetAngles(iplate,istrip); | |
785 | angles[3] = 90.; | |
786 | angles[4] = GetAngles(iplate,istrip); | |
787 | angles[5] = 90.; | |
788 | } | |
789 | else if (GetAngles(iplate,istrip)==0.) { | |
790 | angles[0] = 90.; | |
791 | angles[1] = 0.; | |
792 | angles[2] = 90.; | |
793 | angles[3] = 90.; | |
794 | angles[4] = 0; | |
795 | angles[5] = 0.; | |
796 | } | |
797 | else if (GetAngles(iplate,istrip) <0.) { | |
798 | angles[0] = 90.; | |
799 | angles[1] = 0.; | |
800 | angles[2] = 90.+GetAngles(iplate,istrip); | |
801 | angles[3] = 90.; | |
802 | angles[4] =-GetAngles(iplate,istrip); | |
803 | angles[5] = 270.; | |
804 | } | |
805 | Rotation(posLoc2,angles); | |
6819758a | 806 | AliDebug(1,Form(" strip %2d: posLoc2[0] = %f, posLoc2[1] = %f, posLoc2[2] = %f ", |
807 | istrip, posLoc2[0],posLoc2[1],posLoc2[2])); | |
0ef21f59 | 808 | |
809 | if ((TMath::Abs(posLoc2[0])<=klstripx*0.5) && | |
810 | (TMath::Abs(posLoc2[1])<=khstripy*0.5) && | |
811 | (TMath::Abs(posLoc2[2])<=kwstripz*0.5)) { | |
812 | iStrip = istrip; | |
813 | totStrip++; | |
814 | for (Int_t jj=0; jj<3; jj++) posLocal[jj]=posLoc2[jj]; | |
6819758a | 815 | AliDebug(2,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", |
816 | posLocal[0],posLocal[1],posLocal[2])); | |
0ef21f59 | 817 | |
6819758a | 818 | AliDebug(2,Form(" GetAngles(%1i,%2i) = %f, pos[0] = %f, pos[1] = %f, pos[2] = %f", |
819 | iplate, istrip, GetAngles(iplate,istrip), pos[0], pos[1], pos[2])); | |
0ef21f59 | 820 | break; |
821 | } | |
822 | ||
823 | if (totStrip>1) AliInfo(Form("total strip number found %2i",totStrip)); | |
824 | ||
825 | } | |
826 | ||
827 | return iStrip; | |
828 | ||
829 | } | |
830 | //_____________________________________________________________________________ | |
831 | Int_t AliTOFGeometry::GetPadZ(Float_t *pos) const | |
832 | { | |
833 | // | |
834 | // Returns the Pad index along Z | |
835 | // | |
836 | //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer | |
837 | //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer | |
838 | //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer | |
839 | ||
840 | Int_t iPadZ = -1; | |
841 | ||
842 | Float_t posLocal[3]; | |
843 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
844 | ||
845 | Int_t isector = GetSector(posLocal); | |
846 | if(isector == -1){ | |
847 | //AliError("Detector Index could not be determined"); | |
848 | return iPadZ;} | |
849 | Int_t iplate = GetPlate(posLocal); | |
850 | if(iplate == -1){ | |
851 | //AliError("Detector Index could not be determined"); | |
852 | return iPadZ;} | |
853 | Int_t istrip = GetStrip(posLocal); | |
854 | if(istrip == -1){ | |
855 | //AliError("Detector Index could not be determined"); | |
856 | return iPadZ;} | |
857 | ||
858 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
859 | Double_t angles[6] = | |
860 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
861 | 0., 0., | |
862 | 90., (isector+0.5)*fgkPhiSec | |
863 | }; | |
864 | Rotation(posLocal,angles); | |
865 | ||
866 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
867 | Translation(posLocal,step); | |
868 | ||
869 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame | |
870 | angles[0] = 90.; | |
871 | angles[1] = 0.; | |
872 | angles[2] = 0.; | |
873 | angles[3] = 0.; | |
874 | angles[4] = 90.; | |
875 | angles[5] =270.; | |
876 | ||
877 | Rotation(posLocal,angles); | |
878 | ||
879 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
880 | step[0] = 0.; | |
881 | step[1] = GetHeights(iplate,istrip); | |
882 | step[2] = -GetDistances(iplate,istrip); | |
883 | Translation(posLocal,step); | |
884 | ||
885 | if (GetAngles(iplate,istrip) >0.) { | |
886 | angles[0] = 90.; | |
887 | angles[1] = 0.; | |
888 | angles[2] = 90.+GetAngles(iplate,istrip); | |
889 | angles[3] = 90.; | |
890 | angles[4] = GetAngles(iplate,istrip); | |
891 | angles[5] = 90.; | |
892 | } | |
893 | else if (GetAngles(iplate,istrip)==0.) { | |
894 | angles[0] = 90.; | |
895 | angles[1] = 0.; | |
896 | angles[2] = 90.; | |
897 | angles[3] = 90.; | |
898 | angles[4] = 0; | |
899 | angles[5] = 0.; | |
900 | } | |
901 | else if (GetAngles(iplate,istrip) <0.) { | |
902 | angles[0] = 90.; | |
903 | angles[1] = 0.; | |
904 | angles[2] = 90.+GetAngles(iplate,istrip); | |
905 | angles[3] = 90.; | |
906 | angles[4] =-GetAngles(iplate,istrip); | |
907 | angles[5] = 270.; | |
908 | } | |
909 | Rotation(posLocal,angles); | |
910 | ||
ff826920 | 911 | step[0] =-0.5*kNpadX*fgkXPad; |
912 | step[1] = 0.; | |
913 | step[2] =-0.5*kNpadZ*fgkZPad; | |
914 | Translation(posLocal,step); | |
0ef21f59 | 915 | |
ff826920 | 916 | iPadZ = (Int_t)(posLocal[2]/fgkZPad); |
917 | if (iPadZ==kNpadZ) iPadZ--; | |
918 | else if (iPadZ>kNpadZ) iPadZ=-1; | |
0ef21f59 | 919 | |
920 | return iPadZ; | |
921 | ||
922 | } | |
923 | //_____________________________________________________________________________ | |
924 | Int_t AliTOFGeometry::GetPadX(Float_t *pos) const | |
925 | { | |
926 | // | |
927 | // Returns the Pad index along X | |
928 | // | |
929 | //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer | |
930 | //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer | |
931 | //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer | |
932 | ||
933 | Int_t iPadX = -1; | |
934 | ||
935 | Float_t posLocal[3]; | |
936 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
937 | ||
938 | Int_t isector = GetSector(posLocal); | |
939 | if(isector == -1){ | |
940 | //AliError("Detector Index could not be determined"); | |
941 | return iPadX;} | |
942 | Int_t iplate = GetPlate(posLocal); | |
943 | if(iplate == -1){ | |
944 | //AliError("Detector Index could not be determined"); | |
945 | return iPadX;} | |
946 | Int_t istrip = GetStrip(posLocal); | |
947 | if(istrip == -1){ | |
948 | //AliError("Detector Index could not be determined"); | |
949 | return iPadX;} | |
950 | ||
951 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
952 | Double_t angles[6] = | |
953 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
954 | 0., 0., | |
955 | 90., (isector+0.5)*fgkPhiSec | |
956 | }; | |
957 | Rotation(posLocal,angles); | |
958 | ||
959 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
960 | Translation(posLocal,step); | |
961 | ||
962 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
963 | angles[0] = 90.; | |
964 | angles[1] = 0.; | |
965 | angles[2] = 0.; | |
966 | angles[3] = 0.; | |
967 | angles[4] = 90.; | |
968 | angles[5] =270.; | |
969 | ||
970 | Rotation(posLocal,angles); | |
971 | ||
972 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
973 | step[0] = 0.; | |
974 | step[1] = GetHeights(iplate,istrip); | |
975 | step[2] = -GetDistances(iplate,istrip); | |
976 | Translation(posLocal,step); | |
977 | ||
978 | if (GetAngles(iplate,istrip) >0.) { | |
979 | angles[0] = 90.; | |
980 | angles[1] = 0.; | |
981 | angles[2] = 90.+GetAngles(iplate,istrip); | |
982 | angles[3] = 90.; | |
983 | angles[4] = GetAngles(iplate,istrip); | |
984 | angles[5] = 90.; | |
985 | } | |
986 | else if (GetAngles(iplate,istrip)==0.) { | |
987 | angles[0] = 90.; | |
988 | angles[1] = 0.; | |
989 | angles[2] = 90.; | |
990 | angles[3] = 90.; | |
991 | angles[4] = 0; | |
992 | angles[5] = 0.; | |
993 | } | |
994 | else if (GetAngles(iplate,istrip) <0.) { | |
995 | angles[0] = 90.; | |
996 | angles[1] = 0.; | |
997 | angles[2] = 90.+GetAngles(iplate,istrip); | |
998 | angles[3] = 90.; | |
999 | angles[4] =-GetAngles(iplate,istrip); | |
1000 | angles[5] = 270.; | |
1001 | } | |
1002 | Rotation(posLocal,angles); | |
1003 | ||
ff826920 | 1004 | step[0] =-0.5*kNpadX*fgkXPad; |
1005 | step[1] = 0.; | |
1006 | step[2] =-0.5*kNpadZ*fgkZPad; | |
1007 | Translation(posLocal,step); | |
0ef21f59 | 1008 | |
ff826920 | 1009 | iPadX = (Int_t)(posLocal[0]/fgkXPad); |
1010 | if (iPadX==kNpadX) iPadX--; | |
1011 | else if (iPadX>kNpadX) iPadX=-1; | |
0ef21f59 | 1012 | |
1013 | return iPadX; | |
1014 | ||
1015 | } | |
1016 | //_____________________________________________________________________________ | |
1017 | Float_t AliTOFGeometry::GetX(Int_t *det) const | |
1018 | { | |
1019 | // | |
1020 | // Returns X coordinate (cm) | |
1021 | // | |
1022 | ||
1023 | Int_t isector = det[0]; | |
1024 | Int_t iplate = det[1]; | |
1025 | Int_t istrip = det[2]; | |
1026 | Int_t ipadz = det[3]; | |
1027 | Int_t ipadx = det[4]; | |
1028 | ||
1029 | /* | |
1030 | // Find out distance d on the plane wrt median phi: | |
1031 | Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad; | |
1032 | ||
1033 | // The radius r in xy plane: | |
1034 | //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ | |
1035 | // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ??? | |
1036 | Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ | |
1037 | (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg); | |
1038 | ||
1039 | // local azimuthal angle in the sector philoc | |
1040 | Float_t philoc = TMath::ATan(d/r); | |
1041 | //if(philoc<0.) philoc = k2PI + philoc; | |
1042 | ||
1043 | // azimuthal angle in the global frame phi | |
1044 | Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec; | |
1045 | ||
1046 | Float_t xCoor = r/TMath::Cos(philoc)*TMath::Cos(phi/kRaddeg); | |
1047 | */ | |
1048 | ||
1049 | // Pad reference frame -> FSTR reference frame | |
0ef21f59 | 1050 | Float_t posLocal[3] = {0., 0., 0.}; |
1051 | Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; | |
1052 | Translation(posLocal,step); | |
1053 | ||
1054 | step[0] = kNpadX*0.5*fgkXPad; | |
1055 | step[1] = 0.; | |
1056 | step[2] = kNpadZ*0.5*fgkZPad; | |
0ef21f59 | 1057 | /* |
1058 | Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; | |
1059 | Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; | |
1060 | */ | |
1061 | Translation(posLocal,step); | |
1062 | ||
1063 | // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1064 | Double_t angles[6]; | |
1065 | if (GetAngles(iplate,istrip) >0.) { | |
1066 | angles[0] = 90.; | |
1067 | angles[1] = 0.; | |
1068 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1069 | angles[3] = 90.; | |
1070 | angles[4] = GetAngles(iplate,istrip); | |
1071 | angles[5] = 90.; | |
1072 | } | |
1073 | else if (GetAngles(iplate,istrip)==0.) { | |
1074 | angles[0] = 90.; | |
1075 | angles[1] = 0.; | |
1076 | angles[2] = 90.; | |
1077 | angles[3] = 90.; | |
1078 | angles[4] = 0; | |
1079 | angles[5] = 0.; | |
1080 | } | |
1081 | else if (GetAngles(iplate,istrip) <0.) { | |
1082 | angles[0] = 90.; | |
1083 | angles[1] = 0.; | |
1084 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1085 | angles[3] = 90.; | |
1086 | angles[4] =-GetAngles(iplate,istrip); | |
1087 | angles[5] = 270.; | |
1088 | } | |
1089 | ||
1090 | InverseRotation(posLocal,angles); | |
1091 | ||
1092 | step[0] = 0.; | |
1093 | step[1] = -GetHeights(iplate,istrip); | |
1094 | step[2] = GetDistances(iplate,istrip); | |
1095 | Translation(posLocal,step); | |
1096 | ||
1097 | // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1098 | angles[0] = 90.; | |
1099 | angles[1] = 0.; | |
1100 | angles[2] = 0.; | |
1101 | angles[3] = 0.; | |
1102 | angles[4] = 90.; | |
1103 | angles[5] =270.; | |
1104 | ||
1105 | InverseRotation(posLocal,angles); | |
1106 | ||
1107 | // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame | |
1108 | step[0] = 0.; | |
1109 | step[1] = 0.; | |
1110 | step[2] = -((fgkRmax+fgkRmin)*0.5); | |
1111 | Translation(posLocal,step); | |
1112 | ||
1113 | angles[0] = 90.; | |
1114 | angles[1] = 90.+(isector+0.5)*fgkPhiSec; | |
1115 | angles[2] = 0.; | |
1116 | angles[3] = 0.; | |
1117 | angles[4] = 90.; | |
1118 | angles[5] = (isector+0.5)*fgkPhiSec; | |
1119 | ||
1120 | InverseRotation(posLocal,angles); | |
1121 | ||
1122 | Float_t xCoor = posLocal[0]; | |
1123 | ||
1124 | return xCoor; | |
1125 | ||
1126 | } | |
1127 | //_____________________________________________________________________________ | |
1128 | Float_t AliTOFGeometry::GetY(Int_t *det) const | |
1129 | { | |
1130 | // | |
1131 | // Returns Y coordinate (cm) | |
1132 | // | |
1133 | ||
1134 | Int_t isector = det[0]; | |
1135 | Int_t iplate = det[1]; | |
1136 | Int_t istrip = det[2]; | |
1137 | Int_t ipadz = det[3]; | |
1138 | Int_t ipadx = det[4]; | |
1139 | ||
1140 | /* | |
1141 | // Find out distance d on the plane wrt median phi: | |
1142 | Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad; | |
1143 | ||
1144 | // The radius r in xy plane: | |
1145 | //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ | |
1146 | // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ??? | |
1147 | Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ | |
1148 | (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg); | |
1149 | ||
1150 | // local azimuthal angle in the sector philoc | |
1151 | Float_t philoc = TMath::ATan(d/r); | |
1152 | //if(philoc<0.) philoc = k2PI + philoc; | |
1153 | ||
1154 | // azimuthal angle in the global frame phi | |
1155 | Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec; | |
1156 | ||
1157 | Float_t yCoor = r/TMath::Cos(philoc)*TMath::Sin(phi/kRaddeg); | |
1158 | */ | |
1159 | ||
1160 | // Pad reference frame -> FSTR reference frame | |
0ef21f59 | 1161 | Float_t posLocal[3] = {0., 0., 0.}; |
1162 | Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; | |
1163 | Translation(posLocal,step); | |
1164 | ||
1165 | step[0] = kNpadX*0.5*fgkXPad; | |
1166 | step[1] = 0.; | |
1167 | step[2] = kNpadZ*0.5*fgkZPad; | |
0ef21f59 | 1168 | /* |
1169 | Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; | |
1170 | Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; | |
1171 | */ | |
1172 | Translation(posLocal,step); | |
1173 | ||
1174 | // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1175 | ||
1176 | Double_t angles[6]; | |
1177 | if (GetAngles(iplate,istrip) >0.) { | |
1178 | angles[0] = 90.; | |
1179 | angles[1] = 0.; | |
1180 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1181 | angles[3] = 90.; | |
1182 | angles[4] = GetAngles(iplate,istrip); | |
1183 | angles[5] = 90.; | |
1184 | } | |
1185 | else if (GetAngles(iplate,istrip)==0.) { | |
1186 | angles[0] = 90.; | |
1187 | angles[1] = 0.; | |
1188 | angles[2] = 90.; | |
1189 | angles[3] = 90.; | |
1190 | angles[4] = 0; | |
1191 | angles[5] = 0.; | |
1192 | } | |
1193 | else if (GetAngles(iplate,istrip) <0.) { | |
1194 | angles[0] = 90.; | |
1195 | angles[1] = 0.; | |
1196 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1197 | angles[3] = 90.; | |
1198 | angles[4] =-GetAngles(iplate,istrip); | |
1199 | angles[5] = 270.; | |
1200 | } | |
1201 | ||
1202 | InverseRotation(posLocal,angles); | |
1203 | ||
1204 | step[0] = 0.; | |
1205 | step[1] = -GetHeights(iplate,istrip); | |
1206 | step[2] = GetDistances(iplate,istrip); | |
1207 | Translation(posLocal,step); | |
1208 | ||
1209 | // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1210 | angles[0] = 90.; | |
1211 | angles[1] = 0.; | |
1212 | angles[2] = 0.; | |
1213 | angles[3] = 0.; | |
1214 | angles[4] = 90.; | |
1215 | angles[5] =270.; | |
1216 | ||
1217 | InverseRotation(posLocal,angles); | |
1218 | ||
1219 | // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame | |
1220 | step[0] = 0.; | |
1221 | step[1] = 0.; | |
1222 | step[2] = -((fgkRmax+fgkRmin)*0.5); | |
1223 | Translation(posLocal,step); | |
1224 | ||
1225 | angles[0] = 90.; | |
1226 | angles[1] = 90.+(isector+0.5)*fgkPhiSec; | |
1227 | angles[2] = 0.; | |
1228 | angles[3] = 0.; | |
1229 | angles[4] = 90.; | |
1230 | angles[5] = (isector+0.5)*fgkPhiSec; | |
1231 | ||
1232 | InverseRotation(posLocal,angles); | |
1233 | ||
1234 | Float_t yCoor = posLocal[1]; | |
1235 | ||
1236 | return yCoor; | |
1237 | ||
1238 | } | |
1239 | ||
1240 | //_____________________________________________________________________________ | |
1241 | Float_t AliTOFGeometry::GetZ(Int_t *det) const | |
1242 | { | |
1243 | // | |
1244 | // Returns Z coordinate (cm) | |
1245 | // | |
1246 | ||
1247 | Int_t isector = det[0]; | |
1248 | Int_t iplate = det[1]; | |
1249 | Int_t istrip = det[2]; | |
1250 | Int_t ipadz = det[3]; | |
1251 | Int_t ipadx = det[4]; | |
1252 | ||
1253 | /* | |
1254 | Float_t zCoor = GetDistances(iplate,istrip) + | |
1255 | (0.5-ipadz) * fgkZPad * TMath::Cos(GetAngles(iplate,istrip)*kDegrad); | |
1256 | */ | |
1257 | ||
1258 | // Pad reference frame -> FSTR reference frame | |
0ef21f59 | 1259 | Float_t posLocal[3] = {0., 0., 0.}; |
1260 | Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; | |
1261 | Translation(posLocal,step); | |
1262 | ||
1263 | step[0] = kNpadX*0.5*fgkXPad; | |
1264 | step[1] = 0.; | |
1265 | step[2] = kNpadZ*0.5*fgkZPad; | |
0ef21f59 | 1266 | /* |
1267 | Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; | |
1268 | Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; | |
1269 | */ | |
1270 | Translation(posLocal,step); | |
1271 | ||
1272 | // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1273 | Double_t angles[6]; | |
1274 | if (GetAngles(iplate,istrip) >0.) { | |
1275 | angles[0] = 90.; | |
1276 | angles[1] = 0.; | |
1277 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1278 | angles[3] = 90.; | |
1279 | angles[4] = GetAngles(iplate,istrip); | |
1280 | angles[5] = 90.; | |
1281 | } | |
1282 | else if (GetAngles(iplate,istrip)==0.) { | |
1283 | angles[0] = 90.; | |
1284 | angles[1] = 0.; | |
1285 | angles[2] = 90.; | |
1286 | angles[3] = 90.; | |
1287 | angles[4] = 0; | |
1288 | angles[5] = 0.; | |
1289 | } | |
1290 | else if (GetAngles(iplate,istrip) <0.) { | |
1291 | angles[0] = 90.; | |
1292 | angles[1] = 0.; | |
1293 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1294 | angles[3] = 90.; | |
1295 | angles[4] =-GetAngles(iplate,istrip); | |
1296 | angles[5] = 270.; | |
1297 | } | |
1298 | ||
1299 | InverseRotation(posLocal,angles); | |
1300 | ||
1301 | step[0] = 0.; | |
1302 | step[1] = -GetHeights(iplate,istrip); | |
1303 | step[2] = GetDistances(iplate,istrip); | |
1304 | Translation(posLocal,step); | |
1305 | ||
1306 | // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1307 | angles[0] = 90.; | |
1308 | angles[1] = 0.; | |
1309 | angles[2] = 0.; | |
1310 | angles[3] = 0.; | |
1311 | angles[4] = 90.; | |
1312 | angles[5] =270.; | |
1313 | ||
1314 | InverseRotation(posLocal,angles); | |
1315 | ||
1316 | // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame | |
1317 | step[0] = 0.; | |
1318 | step[1] = 0.; | |
1319 | step[2] = -((fgkRmax+fgkRmin)*0.5); | |
1320 | Translation(posLocal,step); | |
1321 | ||
1322 | angles[0] = 90.; | |
1323 | angles[1] = 90.+(isector+0.5)*fgkPhiSec; | |
1324 | angles[2] = 0.; | |
1325 | angles[3] = 0.; | |
1326 | angles[4] = 90.; | |
1327 | angles[5] = (isector+0.5)*fgkPhiSec; | |
1328 | ||
1329 | InverseRotation(posLocal,angles); | |
1330 | ||
1331 | Float_t zCoor = posLocal[2]; | |
1332 | ||
1333 | return zCoor; | |
1334 | ||
1335 | } | |
1336 | //_____________________________________________________________________________ | |
1337 | ||
1338 | void AliTOFGeometry::DetToSectorRF(Int_t vol[5], Double_t **coord) | |
1339 | { | |
1340 | // | |
1341 | // Returns the local coordinates (x, y, z) in sector reference frame | |
1342 | // for the 4 corners of each sector pad (vol[1], vol[2], vol[3], vol[4]) | |
1343 | // | |
1344 | ||
1345 | if (!gGeoManager) printf("ERROR: no TGeo\n"); | |
1346 | ||
1347 | // ALICE -> TOF Sector | |
1348 | Char_t path1[100]=""; | |
1349 | GetVolumePath(vol[0],path1); | |
1350 | gGeoManager->cd(path1); | |
1351 | TGeoHMatrix aliceToSector; | |
1352 | aliceToSector = *gGeoManager->GetCurrentMatrix(); | |
1353 | ||
1354 | // TOF Sector -> ALICE | |
1355 | //TGeoHMatrix sectorToALICE = aliceToSector.Inverse(); | |
1356 | ||
1357 | // ALICE -> TOF Pad | |
1358 | Char_t path2[100]=""; | |
1359 | GetVolumePath(vol,path2); | |
1360 | gGeoManager->cd(path2); | |
1361 | TGeoHMatrix aliceToPad; | |
1362 | aliceToPad = *gGeoManager->GetCurrentMatrix(); | |
1363 | ||
1364 | // TOF Pad -> ALICE | |
1365 | TGeoHMatrix padToALICE = aliceToPad.Inverse(); | |
1366 | ||
1367 | // TOF Pad -> TOF Sector | |
1368 | TGeoHMatrix padToSector = padToALICE*aliceToSector; | |
1369 | ||
1370 | // TOF Sector -> TOF Pad | |
1371 | //TGeoHMatrix sectorToPad = sectorToALICE*aliceToPad; | |
1372 | ||
1373 | // coordinates of the pad bottom corner | |
1374 | Double_t **cornerPad = new Double_t*[4]; | |
1375 | for (Int_t ii=0; ii<4; ii++) cornerPad[ii] = new Double_t[3]; | |
1376 | ||
1377 | cornerPad[0][0] = -fgkXPad/2.; | |
1378 | cornerPad[0][1] = 0.; | |
1379 | cornerPad[0][2] = -fgkZPad/2.; | |
1380 | ||
1381 | cornerPad[1][0] = fgkXPad/2.; | |
1382 | cornerPad[1][1] = 0.; | |
1383 | cornerPad[1][2] = -fgkZPad/2.; | |
1384 | ||
1385 | cornerPad[2][0] = fgkXPad/2.; | |
1386 | cornerPad[2][1] = 0.; | |
1387 | cornerPad[2][2] = fgkZPad/2.; | |
1388 | ||
1389 | cornerPad[3][0] = -fgkXPad/2.; | |
1390 | cornerPad[3][1] = 0.; | |
1391 | cornerPad[3][2] = fgkZPad/2.; | |
1392 | ||
1393 | for(Int_t aa=0; aa<4; aa++) for(Int_t bb=0; bb<3; bb++) coord[aa][bb]=0.; | |
1394 | ||
1395 | for (Int_t jj=0; jj<4; jj++) padToSector.MasterToLocal(&cornerPad[jj][0], &coord[jj][0]); | |
1396 | ||
1397 | delete cornerPad; | |
1398 | ||
1399 | //sectorToPad.LocalToMaster(cornerPad, coord); | |
1400 | ||
1401 | } | |
1402 | //_____________________________________________________________________________ | |
1403 | Float_t AliTOFGeometry::GetPadDx(Float_t *pos) | |
1404 | { | |
1405 | // | |
1406 | // Returns the x coordinate in the Pad reference frame | |
1407 | // | |
1408 | ||
1409 | Float_t xpad = -2.; | |
1410 | ||
1411 | Float_t posLocal[3]; | |
1412 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
1413 | ||
1414 | Int_t isector = GetSector(posLocal); | |
1415 | if(isector == -1){ | |
1416 | //AliError("Detector Index could not be determined"); | |
1417 | return xpad;} | |
1418 | Int_t iplate = GetPlate(posLocal); | |
1419 | if(iplate == -1){ | |
1420 | //AliError("Detector Index could not be determined"); | |
1421 | return xpad;} | |
1422 | Int_t istrip = GetStrip(posLocal); | |
1423 | if(istrip == -1){ | |
1424 | //AliError("Detector Index could not be determined"); | |
1425 | return xpad;} | |
1426 | Int_t ipadz = GetPadZ(posLocal); | |
1427 | if(ipadz == -1){ | |
1428 | //AliError("Detector Index could not be determined"); | |
1429 | return xpad;} | |
1430 | Int_t ipadx = GetPadX(posLocal); | |
1431 | if(ipadx == -1){ | |
1432 | //AliError("Detector Index could not be determined"); | |
1433 | return xpad;} | |
1434 | ||
1435 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1436 | Double_t angles[6] = | |
1437 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
1438 | 0., 0., | |
1439 | 90., (isector+0.5)*fgkPhiSec | |
1440 | }; | |
1441 | Rotation(posLocal,angles); | |
1442 | ||
1443 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
1444 | Translation(posLocal,step); | |
1445 | ||
1446 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1447 | angles[0] = 90.; | |
1448 | angles[1] = 0.; | |
1449 | angles[2] = 0.; | |
1450 | angles[3] = 0.; | |
1451 | angles[4] = 90.; | |
1452 | angles[5] =270.; | |
1453 | ||
1454 | Rotation(posLocal,angles); | |
1455 | ||
1456 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
1457 | step[0] = 0.; | |
1458 | step[1] = GetHeights(iplate,istrip); | |
1459 | step[2] = -GetDistances(iplate,istrip); | |
1460 | Translation(posLocal,step); | |
1461 | ||
1462 | if (GetAngles(iplate,istrip) >0.) { | |
1463 | angles[0] = 90.; | |
1464 | angles[1] = 0.; | |
1465 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1466 | angles[3] = 90.; | |
1467 | angles[4] = GetAngles(iplate,istrip); | |
1468 | angles[5] = 90.; | |
1469 | } | |
1470 | else if (GetAngles(iplate,istrip)==0.) { | |
1471 | angles[0] = 90.; | |
1472 | angles[1] = 0.; | |
1473 | angles[2] = 90.; | |
1474 | angles[3] = 90.; | |
1475 | angles[4] = 0; | |
1476 | angles[5] = 0.; | |
1477 | } | |
1478 | else if (GetAngles(iplate,istrip) <0.) { | |
1479 | angles[0] = 90.; | |
1480 | angles[1] = 0.; | |
1481 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1482 | angles[3] = 90.; | |
1483 | angles[4] =-GetAngles(iplate,istrip); | |
1484 | angles[5] = 270.; | |
1485 | } | |
1486 | Rotation(posLocal,angles); | |
1487 | ||
1488 | step[0] =-0.5*kNpadX*fgkXPad; | |
1489 | step[1] = 0.; | |
1490 | step[2] =-0.5*kNpadZ*fgkZPad; | |
1491 | Translation(posLocal,step); | |
1492 | ||
1493 | step[0] = (ipadx+0.5)*fgkXPad; | |
1494 | step[1] = 0.; | |
1495 | step[2] = (ipadz+0.5)*fgkZPad; | |
1496 | Translation(posLocal,step); | |
1497 | ||
1498 | xpad=posLocal[0]; | |
1499 | ||
1500 | return xpad; | |
1501 | ||
1502 | } | |
1503 | //_____________________________________________________________________________ | |
1504 | Float_t AliTOFGeometry::GetPadDy(Float_t *pos) | |
1505 | { | |
1506 | // | |
1507 | // Returns the y coordinate in the Pad reference frame | |
1508 | // | |
1509 | ||
1510 | Float_t ypad = -2.; | |
1511 | ||
1512 | Float_t posLocal[3]; | |
1513 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
1514 | ||
1515 | Int_t isector = GetSector(posLocal); | |
1516 | if(isector == -1){ | |
1517 | //AliError("Detector Index could not be determined"); | |
1518 | return ypad;} | |
1519 | Int_t iplate = GetPlate(posLocal); | |
1520 | if(iplate == -1){ | |
1521 | //AliError("Detector Index could not be determined"); | |
1522 | return ypad;} | |
1523 | Int_t istrip = GetStrip(posLocal); | |
1524 | if(istrip == -1){ | |
1525 | //AliError("Detector Index could not be determined"); | |
1526 | return ypad;} | |
1527 | Int_t ipadz = GetPadZ(posLocal); | |
1528 | if(ipadz == -1){ | |
1529 | //AliError("Detector Index could not be determined"); | |
1530 | return ypad;} | |
1531 | Int_t ipadx = GetPadX(posLocal); | |
1532 | if(ipadx == -1){ | |
1533 | //AliError("Detector Index could not be determined"); | |
1534 | return ypad;} | |
1535 | ||
1536 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1537 | Double_t angles[6] = | |
1538 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
1539 | 0., 0., | |
1540 | 90., (isector+0.5)*fgkPhiSec | |
1541 | }; | |
1542 | Rotation(posLocal,angles); | |
1543 | ||
1544 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
1545 | Translation(posLocal,step); | |
1546 | ||
1547 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1548 | angles[0] = 90.; | |
1549 | angles[1] = 0.; | |
1550 | angles[2] = 0.; | |
1551 | angles[3] = 0.; | |
1552 | angles[4] = 90.; | |
1553 | angles[5] =270.; | |
1554 | ||
1555 | Rotation(posLocal,angles); | |
1556 | ||
1557 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
1558 | step[0] = 0.; | |
1559 | step[1] = GetHeights(iplate,istrip); | |
1560 | step[2] = -GetDistances(iplate,istrip); | |
1561 | Translation(posLocal,step); | |
1562 | ||
1563 | if (GetAngles(iplate,istrip) >0.) { | |
1564 | angles[0] = 90.; | |
1565 | angles[1] = 0.; | |
1566 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1567 | angles[3] = 90.; | |
1568 | angles[4] = GetAngles(iplate,istrip); | |
1569 | angles[5] = 90.; | |
1570 | } | |
1571 | else if (GetAngles(iplate,istrip)==0.) { | |
1572 | angles[0] = 90.; | |
1573 | angles[1] = 0.; | |
1574 | angles[2] = 90.; | |
1575 | angles[3] = 90.; | |
1576 | angles[4] = 0; | |
1577 | angles[5] = 0.; | |
1578 | } | |
1579 | else if (GetAngles(iplate,istrip) <0.) { | |
1580 | angles[0] = 90.; | |
1581 | angles[1] = 0.; | |
1582 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1583 | angles[3] = 90.; | |
1584 | angles[4] =-GetAngles(iplate,istrip); | |
1585 | angles[5] = 270.; | |
1586 | } | |
1587 | Rotation(posLocal,angles); | |
1588 | ||
1589 | step[0] =-0.5*kNpadX*fgkXPad; | |
1590 | step[1] = 0.; | |
1591 | step[2] =-0.5*kNpadZ*fgkZPad; | |
1592 | Translation(posLocal,step); | |
1593 | ||
1594 | step[0] = (ipadx+0.5)*fgkXPad; | |
1595 | step[1] = 0.; | |
1596 | step[2] = (ipadz+0.5)*fgkZPad; | |
1597 | Translation(posLocal,step); | |
1598 | ||
1599 | ypad=posLocal[1]; | |
1600 | ||
1601 | return ypad; | |
1602 | ||
1603 | } | |
1604 | //_____________________________________________________________________________ | |
1605 | Float_t AliTOFGeometry::GetPadDz(Float_t *pos) | |
1606 | { | |
1607 | // | |
1608 | // Returns the z coordinate in the Pad reference frame | |
1609 | // | |
1610 | ||
1611 | Float_t zpad = -2.; | |
1612 | ||
1613 | Float_t posLocal[3]; | |
1614 | for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; | |
1615 | ||
1616 | Int_t isector = GetSector(posLocal); | |
1617 | if(isector == -1){ | |
1618 | //AliError("Detector Index could not be determined"); | |
1619 | return zpad;} | |
1620 | Int_t iplate = GetPlate(posLocal); | |
1621 | if(iplate == -1){ | |
1622 | //AliError("Detector Index could not be determined"); | |
1623 | return zpad;} | |
1624 | Int_t istrip = GetStrip(posLocal); | |
1625 | if(istrip == -1){ | |
1626 | //AliError("Detector Index could not be determined"); | |
1627 | return zpad;} | |
1628 | Int_t ipadz = GetPadZ(posLocal); | |
1629 | if(ipadz == -1){ | |
1630 | //AliError("Detector Index could not be determined"); | |
1631 | return zpad;} | |
1632 | Int_t ipadx = GetPadX(posLocal); | |
1633 | if(ipadx == -1){ | |
1634 | //AliError("Detector Index could not be determined"); | |
1635 | return zpad;} | |
1636 | ||
1637 | // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame | |
1638 | Double_t angles[6] = | |
1639 | {90., 90.+(isector+0.5)*fgkPhiSec, | |
1640 | 0., 0., | |
1641 | 90., (isector+0.5)*fgkPhiSec | |
1642 | }; | |
1643 | Rotation(posLocal,angles); | |
1644 | ||
1645 | Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; | |
1646 | Translation(posLocal,step); | |
1647 | ||
1648 | // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame | |
1649 | angles[0] = 90.; | |
1650 | angles[1] = 0.; | |
1651 | angles[2] = 0.; | |
1652 | angles[3] = 0.; | |
1653 | angles[4] = 90.; | |
1654 | angles[5] =270.; | |
1655 | ||
1656 | Rotation(posLocal,angles); | |
1657 | ||
1658 | // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame | |
1659 | step[0] = 0.; | |
1660 | step[1] = GetHeights(iplate,istrip); | |
1661 | step[2] = -GetDistances(iplate,istrip); | |
1662 | Translation(posLocal,step); | |
1663 | ||
1664 | if (GetAngles(iplate,istrip) >0.) { | |
1665 | angles[0] = 90.; | |
1666 | angles[1] = 0.; | |
1667 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1668 | angles[3] = 90.; | |
1669 | angles[4] = GetAngles(iplate,istrip); | |
1670 | angles[5] = 90.; | |
1671 | } | |
1672 | else if (GetAngles(iplate,istrip)==0.) { | |
1673 | angles[0] = 90.; | |
1674 | angles[1] = 0.; | |
1675 | angles[2] = 90.; | |
1676 | angles[3] = 90.; | |
1677 | angles[4] = 0; | |
1678 | angles[5] = 0.; | |
1679 | } | |
1680 | else if (GetAngles(iplate,istrip) <0.) { | |
1681 | angles[0] = 90.; | |
1682 | angles[1] = 0.; | |
1683 | angles[2] = 90.+GetAngles(iplate,istrip); | |
1684 | angles[3] = 90.; | |
1685 | angles[4] =-GetAngles(iplate,istrip); | |
1686 | angles[5] = 270.; | |
1687 | } | |
1688 | Rotation(posLocal,angles); | |
1689 | ||
1690 | step[0] =-0.5*kNpadX*fgkXPad; | |
1691 | step[1] = 0.; | |
1692 | step[2] =-0.5*kNpadZ*fgkZPad; | |
1693 | Translation(posLocal,step); | |
1694 | ||
1695 | step[0] = (ipadx+0.5)*fgkXPad; | |
1696 | step[1] = 0.; | |
1697 | step[2] = (ipadz+0.5)*fgkZPad; | |
1698 | Translation(posLocal,step); | |
1699 | ||
1700 | zpad=posLocal[2]; | |
1701 | ||
1702 | return zpad; | |
1703 | ||
1704 | } | |
1705 | //_____________________________________________________________________________ | |
1706 | ||
1707 | void AliTOFGeometry::Translation(Float_t *xyz, Float_t translationVector[3]) const | |
1708 | { | |
1709 | // | |
1710 | // Return the vector xyz translated by translationVector vector | |
1711 | // | |
1712 | ||
1713 | Int_t ii=0; | |
1714 | ||
1715 | for (ii=0; ii<3; ii++) | |
1716 | xyz[ii] -= translationVector[ii]; | |
1717 | ||
1718 | return; | |
1719 | ||
1720 | } | |
1721 | //_____________________________________________________________________________ | |
1722 | ||
1723 | void AliTOFGeometry::Rotation(Float_t *xyz, Double_t rotationAngles[6]) const | |
1724 | { | |
1725 | // | |
1726 | // Return the vector xyz rotated according to the rotationAngles angles | |
1727 | // | |
1728 | ||
1729 | Int_t ii=0; | |
1730 | /* | |
1731 | TRotMatrix *matrix = new TRotMatrix("matrix","matrix", angles[0], angles[1], | |
1732 | angles[2], angles[3], | |
1733 | angles[4], angles[5]); | |
1734 | */ | |
1735 | ||
1736 | for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad; | |
1737 | ||
1738 | Float_t xyzDummy[3] = {0., 0., 0.}; | |
1739 | ||
1740 | for (ii=0; ii<3; ii++) { | |
1741 | xyzDummy[ii] = | |
1742 | xyz[0]*TMath::Sin(rotationAngles[2*ii])*TMath::Cos(rotationAngles[2*ii+1]) + | |
1743 | xyz[1]*TMath::Sin(rotationAngles[2*ii])*TMath::Sin(rotationAngles[2*ii+1]) + | |
1744 | xyz[2]*TMath::Cos(rotationAngles[2*ii]); | |
1745 | } | |
1746 | ||
1747 | for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii]; | |
1748 | ||
1749 | return; | |
1750 | ||
1751 | } | |
1752 | //_____________________________________________________________________________ | |
1753 | void AliTOFGeometry::InverseRotation(Float_t *xyz, Double_t rotationAngles[6]) const | |
1754 | { | |
1755 | // | |
1756 | // | |
1757 | // | |
1758 | ||
1759 | Int_t ii=0; | |
1760 | ||
1761 | for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad; | |
1762 | ||
1763 | Float_t xyzDummy[3] = {0., 0., 0.}; | |
1764 | ||
1765 | xyzDummy[0] = | |
1766 | xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Cos(rotationAngles[1]) + | |
1767 | xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Cos(rotationAngles[3]) + | |
1768 | xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Cos(rotationAngles[5]); | |
1769 | ||
1770 | xyzDummy[1] = | |
1771 | xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Sin(rotationAngles[1]) + | |
1772 | xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Sin(rotationAngles[3]) + | |
1773 | xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Sin(rotationAngles[5]); | |
1774 | ||
1775 | xyzDummy[2] = | |
1776 | xyz[0]*TMath::Cos(rotationAngles[0]) + | |
1777 | xyz[1]*TMath::Cos(rotationAngles[2]) + | |
1778 | xyz[2]*TMath::Cos(rotationAngles[4]); | |
1779 | ||
1780 | for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii]; | |
1781 | ||
1782 | return; | |
1783 | ||
1784 | } | |
1785 | //_____________________________________________________________________________ | |
1786 | ||
1787 | Int_t AliTOFGeometry::GetIndex(Int_t *detId) | |
1788 | { | |
1789 | //Retrieve calibration channel index | |
1790 | Int_t isector = detId[0]; | |
1791 | if (isector >= kNSectors){ | |
5ab3605a | 1792 | printf("Wrong sector number in TOF (%d) !\n",isector); |
0ef21f59 | 1793 | return -1; |
1794 | } | |
1795 | Int_t iplate = detId[1]; | |
1796 | if (iplate >= kNPlates){ | |
5ab3605a | 1797 | printf("Wrong plate number in TOF (%d) !\n",iplate); |
0ef21f59 | 1798 | return -1; |
1799 | } | |
1800 | Int_t istrip = detId[2]; | |
ff826920 | 1801 | Int_t stripOffset = GetStripNumberPerSM(iplate,istrip); |
1802 | if (stripOffset==-1) { | |
1803 | printf("Wrong strip number per SM in TOF (%d) !\n",stripOffset); | |
1804 | return -1; | |
1805 | } | |
1806 | ||
0ef21f59 | 1807 | Int_t ipadz = detId[3]; |
1808 | Int_t ipadx = detId[4]; | |
0ef21f59 | 1809 | |
ff826920 | 1810 | Int_t idet = ((2*(kNStripC+kNStripB)+kNStripA)*kNpadZ*kNpadX)*isector + |
0ef21f59 | 1811 | (stripOffset*kNpadZ*kNpadX)+ |
0ef21f59 | 1812 | (kNpadX)*ipadz+ |
1813 | ipadx; | |
1814 | return idet; | |
1815 | } | |
731afc39 | 1816 | //_____________________________________________________________________________ |
1817 | ||
1818 | void AliTOFGeometry::GetVolumeIndices(Int_t index, Int_t *detId) | |
1819 | { | |
1820 | // | |
1821 | // Retrieve volume indices from the calibration channel index | |
1822 | // | |
1823 | ||
1824 | detId[0] = index/NpadXStrip()/NStripXSector(); | |
1825 | ||
1826 | Int_t dummyStripPerModule = | |
1827 | ( index - ( NStripXSector()*NpadXStrip()*detId[0]) ) / NpadXStrip(); | |
1828 | if (dummyStripPerModule<kNStripC) { | |
1829 | detId[1] = 0; | |
1830 | detId[2] = dummyStripPerModule; | |
1831 | } | |
1832 | else if (dummyStripPerModule>=kNStripC && dummyStripPerModule<kNStripC+kNStripB) { | |
1833 | detId[1] = 1; | |
1834 | detId[2] = dummyStripPerModule-kNStripC; | |
1835 | } | |
1836 | else if (dummyStripPerModule>=kNStripC+kNStripB && dummyStripPerModule<kNStripC+kNStripB+kNStripA) { | |
1837 | detId[1] = 2; | |
1838 | detId[2] = dummyStripPerModule-kNStripC-kNStripB; | |
1839 | } | |
1840 | else if (dummyStripPerModule>=kNStripC+kNStripB+kNStripA && dummyStripPerModule<kNStripC+kNStripB+kNStripA+kNStripB) { | |
1841 | detId[1] = 3; | |
1842 | detId[2] = dummyStripPerModule-kNStripC-kNStripB-kNStripA; | |
1843 | } | |
1844 | else if (dummyStripPerModule>=kNStripC+kNStripB+kNStripA+kNStripB && dummyStripPerModule<NStripXSector()) { | |
1845 | detId[1] = 4; | |
1846 | detId[2] = dummyStripPerModule-kNStripC-kNStripB-kNStripA-kNStripB; | |
1847 | } | |
1848 | ||
1849 | Int_t padPerStrip = ( index - ( NStripXSector()*NpadXStrip()*detId[0]) ) - dummyStripPerModule*NpadXStrip(); | |
1850 | ||
ff826920 | 1851 | detId[3] = padPerStrip / kNpadX; // padZ |
1852 | detId[4] = padPerStrip - detId[3]*kNpadX; // padX | |
731afc39 | 1853 | |
1854 | } | |
1855 | //_____________________________________________________________________________ | |
0ef21f59 | 1856 | |
731afc39 | 1857 | Int_t AliTOFGeometry::NStrip(Int_t nPlate) |
1858 | { | |
1859 | // | |
1860 | // Returns the strips number for the plate number 'nPlate' | |
1861 | // | |
0ef21f59 | 1862 | |
731afc39 | 1863 | Int_t nStrips = kNStripC; |
0ef21f59 | 1864 | |
731afc39 | 1865 | switch(nPlate) { |
1866 | case 2: | |
1867 | nStrips = kNStripA; | |
1868 | break; | |
1869 | case 1: | |
1870 | case 3: | |
1871 | nStrips = kNStripB; | |
1872 | break; | |
1873 | case 0: | |
1874 | case 4: | |
1875 | default: | |
1876 | nStrips = kNStripC; | |
1877 | break; | |
1878 | } | |
1879 | ||
1880 | return nStrips; | |
1881 | ||
1882 | } | |
ff826920 | 1883 | //------------------------------------------------------------------------- |
1884 | ||
1885 | UShort_t AliTOFGeometry::GetAliSensVolIndex(Int_t isector, Int_t iplate, Int_t istrip) const | |
1886 | { | |
1887 | // | |
1888 | // Get the index of the TOF alignable volume in the AliGeomManager order. | |
1889 | // | |
1890 | ||
1891 | Int_t index = GetStripNumber(isector, iplate, istrip); | |
1892 | ||
1893 | UShort_t volIndex = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF,index); | |
1894 | ||
1895 | return volIndex; | |
1896 | ||
1897 | } | |
1898 | //------------------------------------------------------------------------- | |
1899 | ||
1900 | Int_t AliTOFGeometry::GetStripNumber(Int_t isector, Int_t iplate, Int_t istrip) | |
1901 | { | |
1902 | // | |
1903 | // Get the serial number of the TOF strip number istrip [0,14/18], | |
1904 | // in the module number iplate [0,4], | |
1905 | // in the TOF SM number isector [0,17]. | |
1906 | // This number will range in [0,1637]. | |
1907 | // | |
1908 | ||
1909 | Bool_t check = (isector >= kNSectors); | |
1910 | ||
1911 | if (check) | |
1912 | printf("E-AliTOFGeometry::GetStripNumber: Wrong sector number in TOF (%d)!\n",isector); | |
1913 | ||
1914 | Int_t index = -1; | |
1915 | Int_t stripInSM = GetStripNumberPerSM(iplate, istrip); | |
1916 | if (!check && stripInSM!=-1) | |
1917 | index = (2*(kNStripC+kNStripB)+kNStripA)*isector + stripInSM; | |
1918 | ||
1919 | return index; | |
1920 | ||
1921 | } | |
1922 | //------------------------------------------------------------------------- | |
1923 | ||
1924 | Int_t AliTOFGeometry::GetStripNumberPerSM(Int_t iplate, Int_t istrip) | |
1925 | { | |
1926 | // | |
1927 | // Get the serial number of the TOF strip number istrip [0,14/18], | |
1928 | // in the module number iplate [0,4]. | |
1929 | // This number will range in [0,90]. | |
1930 | // | |
1931 | ||
1932 | Int_t index = -1; | |
1933 | ||
1934 | Bool_t check = ( | |
1935 | (iplate<0 || iplate>=kNPlates) | |
1936 | || | |
1937 | ( | |
1938 | (iplate==2 && (istrip<0 || istrip>=kNStripA)) | |
1939 | || | |
1940 | (iplate!=2 && (istrip<0 || istrip>=kNStripC)) | |
1941 | ) | |
1942 | ); | |
1943 | ||
1944 | if (iplate<0 || iplate>=kNPlates) | |
1945 | printf("E-AliTOFGeometry::GetStripNumberPerSM: Wrong plate number in TOF (%1d)!\n",iplate); | |
1946 | ||
1947 | if ( | |
1948 | (iplate==2 && (istrip<0 || istrip>=kNStripA)) | |
1949 | || | |
1950 | (iplate!=2 && (istrip<0 || istrip>=kNStripC)) | |
1951 | ) | |
6819758a | 1952 | printf("E-AliTOFGeometry::GetStripNumberPerSM: Wrong strip number in TOF " |
1953 | "(strip=%2d in the plate=%1d)!\n",istrip,iplate); | |
ff826920 | 1954 | |
1955 | Int_t stripOffset = 0; | |
1956 | switch (iplate) { | |
1957 | case 0: | |
1958 | stripOffset = 0; | |
1959 | break; | |
1960 | case 1: | |
1961 | stripOffset = kNStripC; | |
1962 | break; | |
1963 | case 2: | |
1964 | stripOffset = kNStripC+kNStripB; | |
1965 | break; | |
1966 | case 3: | |
1967 | stripOffset = kNStripC+kNStripB+kNStripA; | |
1968 | break; | |
1969 | case 4: | |
1970 | stripOffset = kNStripC+kNStripB+kNStripA+kNStripB; | |
1971 | break; | |
1972 | }; | |
1973 | ||
1974 | if (!check) index = stripOffset + istrip; | |
1975 | ||
1976 | return index; | |
1977 | ||
1978 | } | |
6819758a | 1979 | //------------------------------------------------------------------------- |
1980 | ||
1981 | void AliTOFGeometry::PadRF2TrackingRF(Float_t *ctrackPos, Float_t *differenceT) | |
1982 | { | |
1983 | // | |
1984 | // To convert the 3D distance ctrackPos, referred to the ALICE RF, | |
1985 | // into the 3D distance differenceT, referred to the tracking RF | |
1986 | // in case ctrakPos belongs to a TOF sensitive volume. | |
1987 | // | |
1988 | ||
1989 | for (Int_t ii=0; ii<3; ii++) differenceT[ii] = 999.; | |
1990 | ||
1991 | AliDebug(1,Form(" track position in ALICE global Ref. frame -> %f, %f, %f", | |
1992 | ctrackPos[0],ctrackPos[1],ctrackPos[2])); | |
1993 | ||
1994 | Int_t detId[5] = {-1,-1,-1,-1,-1}; | |
1995 | ||
1996 | detId[0] = GetSector(ctrackPos); | |
1997 | if (detId[0]==-1) { | |
1998 | AliWarning(Form("This point does not belong to any TOF sector")); | |
1999 | return; | |
2000 | } | |
2001 | ||
2002 | detId[1] = GetPlate(ctrackPos); | |
2003 | if (detId[1]==-1) { | |
2004 | AliWarning(Form("This point does not belong to any TOF module")); | |
2005 | return; | |
2006 | } | |
2007 | ||
2008 | detId[2] = GetStrip(ctrackPos); | |
2009 | if (detId[2]==-1) { | |
2010 | AliWarning(Form("This point does not belong to any TOF strip")); | |
2011 | return; | |
2012 | } | |
2013 | ||
2014 | detId[3] = GetPadZ(ctrackPos); | |
2015 | if (detId[3]==-1) { | |
2016 | AliWarning(Form("This point does not belong to any TOF pad-row")); | |
2017 | return; | |
2018 | } | |
2019 | ||
2020 | detId[4] = GetPadX(ctrackPos); | |
2021 | if (detId[4]==-1) { | |
2022 | AliWarning(Form("This point does not belong to any TOF pad")); | |
2023 | return; | |
2024 | } | |
2025 | ||
2026 | ||
2027 | UShort_t alignableStripIndex = | |
2028 | GetAliSensVolIndex(detId[0],detId[1],detId[2]); | |
2029 | AliDebug(1,Form(" sector = %2d, plate = %1d, strip = %2d (padZ = %1d, padX = %2d) " | |
2030 | "---> stripIndex = %4d", | |
2031 | detId[0], detId[1], detId[2], detId[3], detId[4], alignableStripIndex)); | |
2032 | ||
2033 | // pad centre coordinates in the strip ref. frame | |
2034 | Double_t padCentreL[3] = {(detId[4]-AliTOFGeometry::NpadX()/2)*AliTOFGeometry::XPad() | |
2035 | +AliTOFGeometry::XPad()/2., | |
2036 | 0., | |
2037 | (detId[3]-AliTOFGeometry::NpadZ()/2)*AliTOFGeometry::XPad() | |
2038 | +AliTOFGeometry::XPad()/2.}; | |
2039 | // pad centre coordinates in the strip tracking frame | |
2040 | Double_t padCentreT[3] = {0., 0., 0.}; | |
2041 | TGeoHMatrix l2t = *AliGeomManager::GetTracking2LocalMatrix(alignableStripIndex); | |
2042 | l2t.MasterToLocal(padCentreL,padCentreT); | |
2043 | ||
2044 | ||
2045 | Char_t path[100]; | |
2046 | // pad centre coordinates in its ref. frame | |
2047 | Double_t padCentreL2[3] = {0., 0., 0.}; | |
2048 | // pad centre coordinates in the ALICE global ref. frame | |
2049 | Double_t padCentreG[3] = {0., 0., 0.}; | |
2050 | GetVolumePath(detId,path); | |
2051 | gGeoManager->cd(path); | |
2052 | TGeoHMatrix g2l = *gGeoManager->GetCurrentMatrix(); | |
2053 | TGeoHMatrix l2g = g2l.Inverse(); | |
2054 | l2g.MasterToLocal(padCentreL2,padCentreG); | |
2055 | ||
2056 | ||
2057 | Char_t path2[100]; | |
2058 | // strip centre coordinates in its ref. frame | |
2059 | Double_t stripCentreL[3] = {0., 0., 0.}; | |
2060 | // strip centre coordinates in the ALICE global ref. frame | |
2061 | Double_t stripCentreG[3] = {0., 0., 0.}; | |
2062 | GetVolumePath(detId[0],detId[1],detId[2],path2); | |
2063 | gGeoManager->cd(path2); | |
2064 | TGeoHMatrix g2lb = *gGeoManager->GetCurrentMatrix(); | |
2065 | TGeoHMatrix l2gb = g2lb.Inverse(); | |
2066 | l2gb.MasterToLocal(stripCentreL,stripCentreG); | |
2067 | ||
2068 | TGeoHMatrix g2t = 0; | |
2069 | AliGeomManager::GetTrackingMatrix(alignableStripIndex, g2t); | |
2070 | ||
2071 | // track position in the ALICE global ref. frame | |
2072 | Double_t posG[3]; | |
2073 | for (Int_t ii=0; ii<3; ii++) posG[ii] = (Double_t)ctrackPos[ii]; | |
2074 | ||
2075 | // strip centre coordinates in the tracking ref. frame | |
2076 | Double_t stripCentreT[3] = {0., 0., 0.}; | |
2077 | // track position in the tracking ref. frame | |
2078 | Double_t posT[3] = {0., 0., 0.}; | |
2079 | g2t.MasterToLocal(posG,posT); | |
2080 | g2t.MasterToLocal(stripCentreG,stripCentreT); | |
2081 | ||
2082 | for (Int_t ii=0; ii<3; ii++) | |
2083 | AliDebug(1,Form(" track position in ALICE global and tracking RFs -> posG[%d] = %f --- posT[%d] = %f", | |
2084 | ii, posG[ii], ii, posT[ii])); | |
2085 | for (Int_t ii=0; ii<3; ii++) | |
2086 | AliDebug(1,Form(" pad centre coordinates in its, the ALICE global and tracking RFs -> " | |
2087 | "padCentreL[%d] = %f --- padCentreG[%d] = %f --- padCentreT[%d] = %f", | |
2088 | ii, padCentreL[ii], | |
2089 | ii, padCentreG[ii], | |
2090 | ii, padCentreT[ii])); | |
2091 | for (Int_t ii=0; ii<3; ii++) | |
2092 | AliDebug(1,Form(" strip centre coordinates in its, the ALICE global and tracking RFs -> " | |
2093 | "stripCentreL[%d] = %f --- stripCentreG[%d] = %f --- stripCentreT[%d] = %f", | |
2094 | ii, stripCentreL[ii], | |
2095 | ii, stripCentreG[ii], | |
2096 | ii, stripCentreT[ii])); | |
2097 | for (Int_t ii=0; ii<3; ii++) | |
2098 | AliDebug(1,Form(" difference between the track position and the pad centre in the tracking RF " | |
2099 | "-> posT[%d]-padCentreT[%d] = %f", | |
2100 | ii,ii, | |
2101 | posT[ii]-padCentreT[ii])); | |
2102 | ||
2103 | for (Int_t ii=0; ii<3; ii++) differenceT[ii] = (Float_t)(posT[ii]-padCentreT[ii]); | |
2104 | ||
2105 | } |