1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
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.
27 Revision 1.20 2007/10/08 17:52:55 decaro
28 hole region in front of PHOS detector: update of sectors' numbers
30 Revision 1.19 2007/10/04 14:05:09 zampolli
31 AliTOFGeometryV5 becoming AliTOFGeometry
33 Revision 1.18 2007/02/19 18:55:26 decaro
34 Added getter methods for volume path (for Event Display)
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)
43 Revision 1.16 2006/04/20 22:30:50 hristov
44 Coding conventions (Annalisa)
46 Revision 1.15 2006/04/16 22:29:05 hristov
47 Coding conventions (Annalisa)
49 Revision 1.14 2006/04/05 08:35:38 hristov
50 Coding conventions (S.Arcelli, C.Zampolli)
52 Revision 1.13 2006/03/12 14:37:54 arcelli
53 Changes for TOF Reconstruction using TGeo
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
58 Revision 1.11 2005/12/15 14:17:29 decaro
59 Correction of some parameter values
61 Revision 1.10 2005/12/15 08:55:32 decaro
62 New TOF geometry description (V5) -G. Cara Romeo and A. De Caro
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
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)
74 Revision 1.8 2004/11/29 08:28:01 decaro
75 Introduction of a new TOF constant (i.e. TDC bin width)
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)
80 Revision 1.6 2004/06/15 15:27:59 decaro
81 TOF raw data: preliminary implementation and style changes
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)
86 Revision 1.4 2004/04/13 09:42:51 decaro
87 Track reconstruction code for TOF: updating
89 Revision 1.3 2003/12/29 18:40:39 hristov
90 Copy/paste error corrected
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
95 Revision 1.1 2003/12/29 15:18:03 decaro
96 TOF geometry updating (addition of AliTOFGeometry)
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
102 Implement Global methods IsInsideThePad
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
111 ///////////////////////////////////////////////////////////////////////////////
113 // TOF Geometry class //
115 ///////////////////////////////////////////////////////////////////////////////
117 #include "TGeoManager.h"
118 //#include "TGeoMatrix.h"
121 #include "AliConst.h"
122 #include "AliGeomManager.h"
125 #include "AliTOFGeometry.h"
127 extern TGeoManager *gGeoManager;
129 ClassImp(AliTOFGeometry)
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)
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)
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)
143 const Float_t AliTOFGeometry::fgkStripLength = 122.;// Strip Length (rho X phi direction) (cm)
145 const Float_t AliTOFGeometry::fgkSigmaForTail1= 2.; //Sig1 for simulation of TDC tails
146 const Float_t AliTOFGeometry::fgkSigmaForTail2= 0.5;//Sig2 for simulation of TDC tails
148 const Float_t AliTOFGeometry::fgkPhiSec= 20;//sector Phi width (deg)
150 const Float_t AliTOFGeometry::fgkTdcBin = 24.4; // time-of-flight bin width [ps]
151 const Float_t AliTOFGeometry::fgkToTBin = 48.8; // time-over-threshold bin width [ps]
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)
156 const Float_t AliTOFGeometry::fgkAngles[kNPlates][kMaxNstrip] = {
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},
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},
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},
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},
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}
174 const Float_t AliTOFGeometry::fgkHeights[kNPlates][kMaxNstrip] = {
175 {-8.2, -7.5, -8.2, -7.7, -8.1, -7.6, -7.7, -7.7, -7.7, -7.7,
176 -7.5, -7.2, -7.3, -7.5, -7.6, -7.8, -8.3, -9.3, -3.1, 0.0},
178 {-7.9, -8.1, -8.5, -9.0, -10.1, -3.9, -5.9, -7.7, -10.1, -3.6,
179 -5.8, -8.0, -10.4, -4.4, -7.2, -10.2, -4.6, -7.4, -10.4, 0.0},
181 {-2.5, -10.4, -5.0, -9.9, -4.8, -9.9, -4.7, -10.2, -4.7, -9.9,
182 -4.8, -9.9, -5.0, -10.4, -2.5, 0.0, 0.0, 0.0, 0.0, 0.0},
184 {-10.4, -7.4, -4.6, -10.2, -7.2, -4.4, -10.4, -8.0, -5.8, -3.6,
185 -10.1, -7.7, -5.9, -3.9, -10.1, -9.0, -8.5, -8.1, -7.9, 0.0},
187 { -3.1, -9.3, -8.3, -7.8, -7.6, -7.5, -7.3, -7.2, -7.5, -7.7,
188 -7.7, -7.7, -7.7, -7.6, -8.1, -7.7, -8.2, -7.5, -8.2, 0.0}
192 const Float_t AliTOFGeometry::fgkHeights[kNPlates][kMaxNstrip] = {
193 { -8.405, -10.885, -8.405, -7.765, -8.285, -7.745, -7.865, -7.905, -7.895, -7.885,
194 -7.705, -7.395, -7.525, -7.645, -11.285, -10.355, -8.365, -9.385, -3.255, 0.000 },
195 { -7.905, -8.235, -8.605, -9.045, -10.205, -3.975, -5.915, -7.765, -10.205, -3.635,
196 -5.885, -8.005, -10.505, -4.395, -7.325, -10.235, -4.655, -7.495, -10.515, 0.000 },
197 { -2.705, -10.645, -5.165, -10.095, -4.995, -10.815, -4.835, -10.385, -4.835, -10.815,
198 -4.995, -10.095, -5.165, -10.645, -2.705, 0.000, 0.000, 0.000, 0.000, 0.000 },
199 { -10.515, -7.495, -4.655, -10.235, -7.325, -4.395, -10.505, -8.005, -5.885, -3.635,
200 -10.205, -7.765, -5.915, -3.975, -10.205, -9.045, -8.605, -8.235, -7.905, 0.000 },
201 { -3.255, -9.385, -8.365, -10.355, -11.285, -7.645, -7.525, -7.395, -7.705, -7.885,
202 -7.895, -7.905, -7.865, -7.745, -8.285, -7.765, -8.405, -10.885, -8.405, 0.000 }
207 const Float_t AliTOFGeometry::fgkHeights[kNPlates][kMaxNstrip] = {
208 { -8.405, -7.725, -8.405, -7.765, -8.285, -7.745, -7.865, -7.905, -7.895, -7.885,
209 -7.705, -7.395, -7.525, -7.645, -7.835, -7.965, -8.365, -9.385, -3.255, 0.000 },
210 { -7.905, -8.235, -8.605, -9.045, -10.205, -3.975, -5.915, -7.765, -10.205, -3.635,
211 -5.885, -8.005, -10.505, -4.395, -7.325, -10.235, -4.655, -7.495, -10.515, 0.000 },
212 { -2.705, -10.645, -5.165, -10.095, -4.995, -10.085, -4.835, -10.385, -4.835, -10.085,
213 -4.995, -10.095, -5.165, -10.645, -2.705, 0.000, 0.000, 0.000, 0.000, 0.000 },
214 {-10.515, -7.495, -4.655, -10.235, -7.325, -4.395, -10.505, -8.005, -5.885, -3.635,
215 -10.205, -7.765, -5.915, -3.975, -10.205, -9.045, -8.605, -8.235, -7.905, 0.000 },
216 { -3.255, -9.385, -8.365, -7.965, -7.835, -7.645, -7.525, -7.395, -7.705, -7.885,
217 -7.895, -7.905, -7.865, -7.745, -8.285, -7.765, -8.405, -7.725, -8.405, 0.000 }
222 const Float_t AliTOFGeometry::fgkDistances[kNPlates][kMaxNstrip] = {
223 { 364.14, 354.88, 344.49, 335.31, 325.44, 316.51, 307.11, 297.91, 288.84, 279.89,
224 271.20, 262.62, 253.84, 245.20, 236.56, 228.06, 219.46, 210.63, 206.09, 0.00 },
225 { 194.57, 186.38, 178.25, 170.13, 161.78, 156.62, 148.10, 139.72, 131.23, 125.87,
226 117.61, 109.44, 101.29, 95.46, 87.36, 79.37, 73.17, 65.33, 57.71, 0.00 },
227 { 49.28, 41.35, 35.37, 27.91, 21.20, 13.94, 7.06, 0.00, -7.06, -13.94,
228 -21.20, -27.91, -35.37, -41.35, -49.28, 0.00, 0.00, 0.00, 0.00, 0.00 },
229 { -57.71, -65.33, -73.17, -79.37, -87.36, -95.46, -101.29, -109.44, -117.61, -125.87,
230 -131.23, -139.72, -148.10, -156.62, -161.78, -170.13, -178.25, -186.38, -194.57, 0.00 },
231 {-206.09, -210.63, -219.46, -228.06, -236.56, -245.20, -253.84, -262.62, -271.20, -279.89,
232 -288.84, -297.91, -307.11, -316.51, -325.44, -335.31, -344.49, -354.88, -364.14, 0.00 }
236 const Float_t AliTOFGeometry::fgkDistances[kNPlates][kMaxNstrip] = {
237 { 364.1, 354.9, 344.5, 335.4, 325.5, 316.6, 307.2, 298.0, 288.9, 280.0,
238 271.3, 262.7, 254.0, 244.8, 236.1, 227.7, 219.1, 210.3, 205.7, 0.0},
240 { 194.2, 186.1, 177.9, 169.8, 161.5, 156.3, 147.8, 139.4, 130.9, 125.6,
241 117.3, 109.2, 101.1, 95.3, 87.1, 79.2, 73.0, 65.1, 57.6, 0.0},
243 { 49.5, 41.3, 35.3, 27.8, 21.2, 13.9, 7.0, 0.0, -7.0, -13.9,
244 -21.2, -27.8, -35.3, -41.3, -49.5, 0.0, 0.0, 0.0, 0.0, 0.0},
246 { -57.6, -65.1, -73.0, -79.2, -87.1, -95.3, -101.1, -109.2, -117.3, -125.6,
247 -130.9, -139.4, -147.8, -156.3, -161.5, -169.8, -177.9, -186.1, -194.2, 0.0},
249 {-205.7, -210.3, -219.1, -227.7, -236.1, -244.8, -254.0, -262.7, -271.3, -280.0,
250 -288.9, -298.0, -307.2, -316.6, -325.5, -335.4, -344.5, -354.9, -364.1, 0.0}
253 //_____________________________________________________________________________
254 AliTOFGeometry::AliTOFGeometry():
258 // AliTOFGeometry default constructor
263 //_____________________________________________________________________________
264 AliTOFGeometry::~AliTOFGeometry()
267 // AliTOFGeometry destructor
270 //_____________________________________________________________________________
271 void AliTOFGeometry::ImportGeometry(){
272 TGeoManager::Import("geometry.root");
274 //_____________________________________________________________________________
275 void AliTOFGeometry::GetPosPar(Int_t *det, Float_t *pos) const
278 // Returns space point coor (x,y,z) (cm) for Detector
279 // Indices (iSect,iPlate,iStrip,iPadX,iPadZ)
287 //_____________________________________________________________________________
288 void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det) const
291 // Returns Detector Indices (iSect,iPlate,iStrip,iPadX,iPadZ)
292 // space point coor (x,y,z) (cm)
295 det[0]=GetSector(pos);
296 det[1]=GetPlate(pos);
297 det[2]=GetStrip(pos);
302 //_____________________________________________________________________________
304 void AliTOFGeometry::DetToStripRF(Int_t nPadX, Int_t nPadZ, Float_t &x, Float_t &z) const
307 // Returns the local coordinates (x, z) in strip reference frame
308 // for the bottom corner of the pad number (nPadX, nPadZ)
311 const Float_t xCenterStrip = kNpadX * fgkXPad / 2.;
312 const Float_t zCenterStrip = kNpadZ * fgkZPad / 2.;
314 const Float_t xCenterPad = nPadX*fgkXPad + fgkXPad / 2.;
315 const Float_t zCenterPad = nPadZ*fgkZPad + fgkZPad / 2.;
317 x = xCenterPad - xCenterStrip;
318 z = zCenterPad - zCenterStrip;
322 x = (nPadX - kNpadX*0.5) * fgkXPad;
323 z = (nPadZ - kNpadZ*0.5) * fgkZPad;
327 //_____________________________________________________________________________
328 Float_t AliTOFGeometry::DistanceToPadPar(Int_t *det, Float_t *pos, Float_t *dist3d) const
331 // Returns distance of space point with coor pos (x,y,z) (cm) wrt
332 // pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ)
335 //Transform pos into Sector Frame
341 Float_t radius = TMath::Sqrt(x*x+y*y);
342 //Float_t phi=TMath::ATan(y/x);
343 //if(phi<0) phi = k2PI+phi; //2.*TMath::Pi()+phi;
344 Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x);
345 // Get the local angle in the sector philoc
346 Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5)*fgkPhiSec;
347 Float_t xs = radius*TMath::Cos(angle/kRaddeg);
348 Float_t ys = radius*TMath::Sin(angle/kRaddeg);
351 // Do the same for the selected pad
356 Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]);
357 //Float_t padPhi = TMath::ATan(g[1]/g[0]);
358 //if(padPhi<0) padPhi = k2Pi + padPhi;
359 Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]);
361 // Get the local angle in the sector philoc
362 Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec;
363 Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg);
364 Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg);
365 Float_t padzs = g[2];
367 //Now move to local pad coordinate frame. Translate:
369 Float_t xt = xs-padxs;
370 Float_t yt = ys-padys;
371 Float_t zt = zs-padzs;
374 Float_t alpha = GetAngles(det[1],det[2]);
375 Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg);
377 Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg);
379 Float_t dist = TMath::Sqrt(xr*xr+yr*yr+zr*zr);
390 //_____________________________________________________________________________
391 Bool_t AliTOFGeometry::IsInsideThePadPar(Int_t *det, Float_t *pos) const
394 // Returns true if space point with coor pos (x,y,z) (cm) falls
395 // inside pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ)
398 Bool_t isInside=false;
401 const Float_t khhony = 1.0 ; // heigth of HONY Layer
402 const Float_t khpcby = 0.08 ; // heigth of PCB Layer
403 const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer
404 const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer
405 const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer
406 //const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer
407 const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11
408 //const Float_t kwstripz = kwcpcbz;
409 //const Float_t klstripx = fgkStripLength;
412 const Float_t kPadDepth = 0.5;//0.05;//0.11;//0.16;// // heigth of Sensitive Layer
414 //Transform pos into Sector Frame
420 Float_t radius = TMath::Sqrt(x*x+y*y);
421 Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x);
423 // Get the local angle in the sector philoc
424 Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5) *fgkPhiSec;
425 Float_t xs = radius*TMath::Cos(angle/kRaddeg);
426 Float_t ys = radius*TMath::Sin(angle/kRaddeg);
429 // Do the same for the selected pad
434 Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]);
435 Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]);
437 // Get the local angle in the sector philoc
438 Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec;
439 Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg);
440 Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg);
441 Float_t padzs = g[2];
443 //Now move to local pad coordinate frame. Translate:
445 Float_t xt = xs-padxs;
446 Float_t yt = ys-padys;
447 Float_t zt = zs-padzs;
451 Float_t alpha = GetAngles(det[1],det[2]);
452 Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg);
454 Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg);
456 if(TMath::Abs(xr)<=kPadDepth*0.5 && TMath::Abs(yr)<= (fgkXPad*0.5) && TMath::Abs(zr)<= (fgkZPad*0.5))
461 //_____________________________________________________________________________
462 Bool_t AliTOFGeometry::IsInsideThePad(TGeoHMatrix mat, Float_t *pos, Float_t *dist3d) const
465 // Returns true if space point with coor pos (x,y,z) [cm] falls inside
466 // pad identified by the matrix mat. In case dist3d!=0, dist3d vector
467 // has been filled with the 3D distance between the impact point on
468 // the pad and the pad centre (in the reference frame of the TOF pad
469 // identified by the matrix mat).
472 const Float_t kPadDepth = 0.5; // heigth of Sensitive Layer
479 // from ALICE global reference system
480 // towards TOF pad reference system
481 Double_t posl[3] = {0., 0., 0.};
482 mat.MasterToLocal(posg,posl);
484 Float_t xr = posl[0];
485 Float_t yr = posl[1];
486 Float_t zr = posl[2];
488 Bool_t isInside = false;
489 if (TMath::Abs(yr)<= kPadDepth*0.5 &&
490 TMath::Abs(xr)<= fgkXPad*0.5 &&
491 TMath::Abs(zr)<= fgkZPad*0.5)
495 //Double_t padl[3] = {0., 0., 0.};
496 dist3d[0] = posl[0]/* - padl[0]*/;
497 dist3d[1] = posl[1]/* - padl[1]*/;
498 dist3d[2] = posl[2]/* - padl[2]*/;
501 Double_t padg[3] = {0., 0., 0.};
502 // from TOF pad local reference system
503 // towards ALICE global reference system
504 TGeoHMatrix inverse = mat.Inverse();
505 inverse.MasterToLocal(padl,padg);
507 // returns the 3d distance
508 // between the impact point on the pad
509 // and the pad centre (in the ALICE global reference frame)
510 dist3d[0] = posg[0] - padg[0];
511 dist3d[1] = posg[1] - padg[1];
512 dist3d[2] = posg[2] - padg[2];
519 //_____________________________________________________________________________
520 void AliTOFGeometry::GetVolumePath(Int_t *ind, Char_t *path ) {
521 //--------------------------------------------------------------------
522 // This function returns the colume path of a given pad
523 //--------------------------------------------------------------------
524 Int_t sector = ind[0];
532 sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy);
536 if( iplate==0) icopy=istrip;
537 if( iplate==1) icopy=istrip+NStripC();
538 if( iplate==2) icopy=istrip+NStripC()+NStripB();
539 if( iplate==3) icopy=istrip+NStripC()+NStripB()+NStripA();
540 if( iplate==4) icopy=istrip+NStripC()+2*NStripB()+NStripA();
542 sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy);
543 if(fHoles && (sector==13 || sector==14 || sector==15)){
544 if(iplate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy);
545 if(iplate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy);
548 Int_t padz = ind[3]+1;
549 Int_t padx = ind[4]+1;
550 sprintf(string3,"FPCB_1/FSEN_1/FSEZ_%i/FPAD_%i",padz,padx);
551 sprintf(path,"%s/%s/%s",string1,string2,string3);
554 //_____________________________________________________________________________
555 void AliTOFGeometry::GetVolumePath(Int_t sector, Char_t *path ){
556 //--------------------------------------------------------------------
557 // This function returns the colume path of a given sector
558 //--------------------------------------------------------------------
562 Int_t icopy = sector;
564 sprintf(string,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy);
565 sprintf(path,"%s",string);
568 //_____________________________________________________________________________
569 void AliTOFGeometry::GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path ) {
570 //--------------------------------------------------------------------
571 // This function returns the colume path of a given strip
572 //--------------------------------------------------------------------
578 Int_t icopy = sector;
580 sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy);
582 if(plate==0) icopy=strip;
583 if(plate==1) icopy=strip+NStripC();
584 if(plate==2) icopy=strip+NStripC()+NStripB();
585 if(plate==3) icopy=strip+NStripC()+NStripB()+NStripA();
586 if(plate==4) icopy=strip+NStripC()+2*NStripB()+NStripA();
588 sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy);
589 if(fHoles && (sector==13 || sector==14 || sector==15)){
590 if(plate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy);
591 if(plate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy);
594 sprintf(string3,"FPCB_1/FSEN_1");
595 sprintf(path,"%s/%s/%s",string1,string2,string3);
598 //_____________________________________________________________________________
599 void AliTOFGeometry::GetPos(Int_t *det, Float_t *pos)
602 // Returns space point coor (x,y,z) (cm) for Detector
603 // Indices (iSect,iPlate,iStrip,iPadX,iPadZ)
606 GetVolumePath(det,path );
608 printf("ERROR: no TGeo\n");
610 gGeoManager->cd(path);
612 global = *gGeoManager->GetCurrentMatrix();
613 const Double_t *tr = global.GetTranslation();
619 //_____________________________________________________________________________
620 Int_t AliTOFGeometry::GetPlate(Float_t *pos) const
623 // Returns the Plate index
625 const Float_t kInterCentrModBorder1 = 49.5;
626 const Float_t kInterCentrModBorder2 = 57.5;
627 const Float_t kExterInterModBorder1 = 196.0;
628 const Float_t kExterInterModBorder2 = 203.5;
630 const Float_t kLengthExInModBorder = 4.7;
631 const Float_t kLengthInCeModBorder = 7.0;
633 //const Float_t khAlWall = 0.1;
634 const Float_t kModuleWallThickness = 0.3;
635 //const Float_t kHoneycombLayerThickness = 1.5;
640 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
642 Int_t isector = GetSector(posLocal);
644 //AliError("Detector Index could not be determined");
648 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
650 {90., 90.+(isector+0.5)*fgkPhiSec,
652 90., (isector+0.5)*fgkPhiSec
654 Rotation(posLocal,angles);
656 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
657 Translation(posLocal,step);
659 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame
667 Rotation(posLocal,angles);
669 Float_t yLocal = posLocal[1];
670 Float_t zLocal = posLocal[2];
672 Float_t deltaRhoLoc = (fgkRmax-fgkRmin)*0.5 - kModuleWallThickness + yLocal;
673 Float_t deltaZetaLoc = TMath::Abs(zLocal);
675 Float_t deltaRHOmax = 0.;
677 if (TMath::Abs(zLocal)>=kExterInterModBorder1 && TMath::Abs(zLocal)<=kExterInterModBorder2)
679 deltaRhoLoc -= kLengthExInModBorder;
680 deltaZetaLoc = kExterInterModBorder2-deltaZetaLoc;
681 deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthExInModBorder; // old 5.35, new 4.8
683 if (deltaRhoLoc > deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) {
684 if (zLocal<0) iPlate = 0;
688 if (zLocal<0) iPlate = 1;
692 else if (TMath::Abs(zLocal)>=kInterCentrModBorder1 && TMath::Abs(zLocal)<=kInterCentrModBorder2)
694 deltaRhoLoc -= kLengthInCeModBorder;
695 deltaZetaLoc = deltaZetaLoc-kInterCentrModBorder1;
696 deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthInCeModBorder; // old 0.39, new 0.2
698 if (deltaRhoLoc>deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) iPlate = 2;
700 if (zLocal<0) iPlate = 1;
705 if (zLocal>-fgkZlenA*0.5 && zLocal<-kExterInterModBorder2) iPlate = 0;
706 else if (zLocal>-kExterInterModBorder1 && zLocal<-kInterCentrModBorder2) iPlate = 1;
707 else if (zLocal>-kInterCentrModBorder1 && zLocal< kInterCentrModBorder1) iPlate = 2;
708 else if (zLocal> kInterCentrModBorder2 && zLocal< kExterInterModBorder1) iPlate = 3;
709 else if (zLocal> kExterInterModBorder2 && zLocal< fgkZlenA*0.5) iPlate = 4;
715 //_____________________________________________________________________________
716 Int_t AliTOFGeometry::GetSector(Float_t *pos) const
719 // Returns the Sector index
728 Float_t rho = TMath::Sqrt(x*x + y*y);
730 if (!((z>=-fgkZlenA*0.5 && z<=fgkZlenA*0.5) &&
731 (rho>=(fgkRmin) && rho<=(fgkRmax)))) {
732 //AliError("Detector Index could not be determined");
736 Float_t phi = TMath::Pi() + TMath::ATan2(-y,-x);
738 iSect = (Int_t) (phi*kRaddeg/fgkPhiSec);
743 //_____________________________________________________________________________
744 Int_t AliTOFGeometry::GetStrip(Float_t *pos) const
747 // Returns the Strip index
749 const Float_t khhony = 1.0 ; // heigth of HONY Layer
750 const Float_t khpcby = 0.08 ; // heigth of PCB Layer
751 const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer
752 const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer
753 const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer
754 const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer
755 const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11
756 const Float_t kwstripz = kwcpcbz;
757 const Float_t klstripx = fgkStripLength;
762 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
763 AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ",
764 posLocal[0],posLocal[1],posLocal[2]));
766 Int_t isector = GetSector(posLocal);
768 //AliError("Detector Index could not be determined");
770 Int_t iplate = GetPlate(posLocal);
772 //AliError("Detector Index could not be determined");
790 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
792 {90., 90.+(isector+0.5)*fgkPhiSec,
794 90., (isector+0.5)*fgkPhiSec
796 Rotation(posLocal,angles);
797 AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ",
798 posLocal[0],posLocal[1],posLocal[2]));
800 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
801 Translation(posLocal,step);
802 AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ",
803 posLocal[0],posLocal[1],posLocal[2]));
805 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame
813 Rotation(posLocal,angles);
814 AliDebug(1,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ",
815 posLocal[0],posLocal[1],posLocal[2]));
817 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
819 for (Int_t istrip=0; istrip<nstrips; istrip++){
821 Float_t posLoc2[3]={posLocal[0],posLocal[1],posLocal[2]};
824 step[1] = GetHeights(iplate,istrip);
825 step[2] = -GetDistances(iplate,istrip);
826 Translation(posLoc2,step);
828 if (GetAngles(iplate,istrip) >0.) {
831 angles[2] = 90.+GetAngles(iplate,istrip);
833 angles[4] = GetAngles(iplate,istrip);
836 else if (GetAngles(iplate,istrip)==0.) {
844 else if (GetAngles(iplate,istrip) <0.) {
847 angles[2] = 90.+GetAngles(iplate,istrip);
849 angles[4] =-GetAngles(iplate,istrip);
852 Rotation(posLoc2,angles);
853 AliDebug(1,Form(" strip %2d: posLoc2[0] = %f, posLoc2[1] = %f, posLoc2[2] = %f ",
854 istrip, posLoc2[0],posLoc2[1],posLoc2[2]));
856 if ((TMath::Abs(posLoc2[0])<=klstripx*0.5) &&
857 (TMath::Abs(posLoc2[1])<=khstripy*0.5) &&
858 (TMath::Abs(posLoc2[2])<=kwstripz*0.5)) {
861 for (Int_t jj=0; jj<3; jj++) posLocal[jj]=posLoc2[jj];
862 AliDebug(2,Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ",
863 posLocal[0],posLocal[1],posLocal[2]));
865 AliDebug(2,Form(" GetAngles(%1i,%2i) = %f, pos[0] = %f, pos[1] = %f, pos[2] = %f",
866 iplate, istrip, GetAngles(iplate,istrip), pos[0], pos[1], pos[2]));
870 if (totStrip>1) AliInfo(Form("total strip number found %2i",totStrip));
877 //_____________________________________________________________________________
878 Int_t AliTOFGeometry::GetPadZ(Float_t *pos) const
881 // Returns the Pad index along Z
883 //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer
884 //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer
885 //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer
890 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
892 Int_t isector = GetSector(posLocal);
894 //AliError("Detector Index could not be determined");
896 Int_t iplate = GetPlate(posLocal);
898 //AliError("Detector Index could not be determined");
900 Int_t istrip = GetStrip(posLocal);
902 //AliError("Detector Index could not be determined");
905 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
907 {90., 90.+(isector+0.5)*fgkPhiSec,
909 90., (isector+0.5)*fgkPhiSec
911 Rotation(posLocal,angles);
913 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
914 Translation(posLocal,step);
916 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame
924 Rotation(posLocal,angles);
926 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
928 step[1] = GetHeights(iplate,istrip);
929 step[2] = -GetDistances(iplate,istrip);
930 Translation(posLocal,step);
932 if (GetAngles(iplate,istrip) >0.) {
935 angles[2] = 90.+GetAngles(iplate,istrip);
937 angles[4] = GetAngles(iplate,istrip);
940 else if (GetAngles(iplate,istrip)==0.) {
948 else if (GetAngles(iplate,istrip) <0.) {
951 angles[2] = 90.+GetAngles(iplate,istrip);
953 angles[4] =-GetAngles(iplate,istrip);
956 Rotation(posLocal,angles);
958 step[0] =-0.5*kNpadX*fgkXPad;
960 step[2] =-0.5*kNpadZ*fgkZPad;
961 Translation(posLocal,step);
963 iPadZ = (Int_t)(posLocal[2]/fgkZPad);
964 if (iPadZ==kNpadZ) iPadZ--;
965 else if (iPadZ>kNpadZ) iPadZ=-1;
970 //_____________________________________________________________________________
971 Int_t AliTOFGeometry::GetPadX(Float_t *pos) const
974 // Returns the Pad index along X
976 //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer
977 //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer
978 //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer
983 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
985 Int_t isector = GetSector(posLocal);
987 //AliError("Detector Index could not be determined");
989 Int_t iplate = GetPlate(posLocal);
991 //AliError("Detector Index could not be determined");
993 Int_t istrip = GetStrip(posLocal);
995 //AliError("Detector Index could not be determined");
998 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1000 {90., 90.+(isector+0.5)*fgkPhiSec,
1002 90., (isector+0.5)*fgkPhiSec
1004 Rotation(posLocal,angles);
1006 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
1007 Translation(posLocal,step);
1009 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame
1017 Rotation(posLocal,angles);
1019 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
1021 step[1] = GetHeights(iplate,istrip);
1022 step[2] = -GetDistances(iplate,istrip);
1023 Translation(posLocal,step);
1025 if (GetAngles(iplate,istrip) >0.) {
1028 angles[2] = 90.+GetAngles(iplate,istrip);
1030 angles[4] = GetAngles(iplate,istrip);
1033 else if (GetAngles(iplate,istrip)==0.) {
1041 else if (GetAngles(iplate,istrip) <0.) {
1044 angles[2] = 90.+GetAngles(iplate,istrip);
1046 angles[4] =-GetAngles(iplate,istrip);
1049 Rotation(posLocal,angles);
1051 step[0] =-0.5*kNpadX*fgkXPad;
1053 step[2] =-0.5*kNpadZ*fgkZPad;
1054 Translation(posLocal,step);
1056 iPadX = (Int_t)(posLocal[0]/fgkXPad);
1057 if (iPadX==kNpadX) iPadX--;
1058 else if (iPadX>kNpadX) iPadX=-1;
1063 //_____________________________________________________________________________
1064 Float_t AliTOFGeometry::GetX(Int_t *det) const
1067 // Returns X coordinate (cm)
1070 Int_t isector = det[0];
1071 Int_t iplate = det[1];
1072 Int_t istrip = det[2];
1073 Int_t ipadz = det[3];
1074 Int_t ipadx = det[4];
1077 // Find out distance d on the plane wrt median phi:
1078 Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad;
1080 // The radius r in xy plane:
1081 //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+
1082 // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ???
1083 Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+
1084 (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg);
1086 // local azimuthal angle in the sector philoc
1087 Float_t philoc = TMath::ATan(d/r);
1088 //if(philoc<0.) philoc = k2PI + philoc;
1090 // azimuthal angle in the global frame phi
1091 Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec;
1093 Float_t xCoor = r/TMath::Cos(philoc)*TMath::Cos(phi/kRaddeg);
1096 // Pad reference frame -> FSTR reference frame
1097 Float_t posLocal[3] = {0., 0., 0.};
1098 Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad};
1099 Translation(posLocal,step);
1101 step[0] = kNpadX*0.5*fgkXPad;
1103 step[2] = kNpadZ*0.5*fgkZPad;
1105 Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad};
1106 Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad};
1108 Translation(posLocal,step);
1110 // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame
1112 if (GetAngles(iplate,istrip) >0.) {
1115 angles[2] = 90.+GetAngles(iplate,istrip);
1117 angles[4] = GetAngles(iplate,istrip);
1120 else if (GetAngles(iplate,istrip)==0.) {
1128 else if (GetAngles(iplate,istrip) <0.) {
1131 angles[2] = 90.+GetAngles(iplate,istrip);
1133 angles[4] =-GetAngles(iplate,istrip);
1137 InverseRotation(posLocal,angles);
1140 step[1] = -GetHeights(iplate,istrip);
1141 step[2] = GetDistances(iplate,istrip);
1142 Translation(posLocal,step);
1144 // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1152 InverseRotation(posLocal,angles);
1154 // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame
1157 step[2] = -((fgkRmax+fgkRmin)*0.5);
1158 Translation(posLocal,step);
1161 angles[1] = 90.+(isector+0.5)*fgkPhiSec;
1165 angles[5] = (isector+0.5)*fgkPhiSec;
1167 InverseRotation(posLocal,angles);
1169 Float_t xCoor = posLocal[0];
1174 //_____________________________________________________________________________
1175 Float_t AliTOFGeometry::GetY(Int_t *det) const
1178 // Returns Y coordinate (cm)
1181 Int_t isector = det[0];
1182 Int_t iplate = det[1];
1183 Int_t istrip = det[2];
1184 Int_t ipadz = det[3];
1185 Int_t ipadx = det[4];
1188 // Find out distance d on the plane wrt median phi:
1189 Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad;
1191 // The radius r in xy plane:
1192 //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+
1193 // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ???
1194 Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+
1195 (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg);
1197 // local azimuthal angle in the sector philoc
1198 Float_t philoc = TMath::ATan(d/r);
1199 //if(philoc<0.) philoc = k2PI + philoc;
1201 // azimuthal angle in the global frame phi
1202 Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec;
1204 Float_t yCoor = r/TMath::Cos(philoc)*TMath::Sin(phi/kRaddeg);
1207 // Pad reference frame -> FSTR reference frame
1208 Float_t posLocal[3] = {0., 0., 0.};
1209 Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad};
1210 Translation(posLocal,step);
1212 step[0] = kNpadX*0.5*fgkXPad;
1214 step[2] = kNpadZ*0.5*fgkZPad;
1216 Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad};
1217 Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad};
1219 Translation(posLocal,step);
1221 // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame
1224 if (GetAngles(iplate,istrip) >0.) {
1227 angles[2] = 90.+GetAngles(iplate,istrip);
1229 angles[4] = GetAngles(iplate,istrip);
1232 else if (GetAngles(iplate,istrip)==0.) {
1240 else if (GetAngles(iplate,istrip) <0.) {
1243 angles[2] = 90.+GetAngles(iplate,istrip);
1245 angles[4] =-GetAngles(iplate,istrip);
1249 InverseRotation(posLocal,angles);
1252 step[1] = -GetHeights(iplate,istrip);
1253 step[2] = GetDistances(iplate,istrip);
1254 Translation(posLocal,step);
1256 // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1264 InverseRotation(posLocal,angles);
1266 // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame
1269 step[2] = -((fgkRmax+fgkRmin)*0.5);
1270 Translation(posLocal,step);
1273 angles[1] = 90.+(isector+0.5)*fgkPhiSec;
1277 angles[5] = (isector+0.5)*fgkPhiSec;
1279 InverseRotation(posLocal,angles);
1281 Float_t yCoor = posLocal[1];
1287 //_____________________________________________________________________________
1288 Float_t AliTOFGeometry::GetZ(Int_t *det) const
1291 // Returns Z coordinate (cm)
1294 Int_t isector = det[0];
1295 Int_t iplate = det[1];
1296 Int_t istrip = det[2];
1297 Int_t ipadz = det[3];
1298 Int_t ipadx = det[4];
1301 Float_t zCoor = GetDistances(iplate,istrip) +
1302 (0.5-ipadz) * fgkZPad * TMath::Cos(GetAngles(iplate,istrip)*kDegrad);
1305 // Pad reference frame -> FSTR reference frame
1306 Float_t posLocal[3] = {0., 0., 0.};
1307 Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad};
1308 Translation(posLocal,step);
1310 step[0] = kNpadX*0.5*fgkXPad;
1312 step[2] = kNpadZ*0.5*fgkZPad;
1314 Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad};
1315 Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad};
1317 Translation(posLocal,step);
1319 // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame
1321 if (GetAngles(iplate,istrip) >0.) {
1324 angles[2] = 90.+GetAngles(iplate,istrip);
1326 angles[4] = GetAngles(iplate,istrip);
1329 else if (GetAngles(iplate,istrip)==0.) {
1337 else if (GetAngles(iplate,istrip) <0.) {
1340 angles[2] = 90.+GetAngles(iplate,istrip);
1342 angles[4] =-GetAngles(iplate,istrip);
1346 InverseRotation(posLocal,angles);
1349 step[1] = -GetHeights(iplate,istrip);
1350 step[2] = GetDistances(iplate,istrip);
1351 Translation(posLocal,step);
1353 // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1361 InverseRotation(posLocal,angles);
1363 // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame
1366 step[2] = -((fgkRmax+fgkRmin)*0.5);
1367 Translation(posLocal,step);
1370 angles[1] = 90.+(isector+0.5)*fgkPhiSec;
1374 angles[5] = (isector+0.5)*fgkPhiSec;
1376 InverseRotation(posLocal,angles);
1378 Float_t zCoor = posLocal[2];
1383 //_____________________________________________________________________________
1385 void AliTOFGeometry::DetToSectorRF(Int_t vol[5], Double_t **coord)
1388 // Returns the local coordinates (x, y, z) in sector reference frame
1389 // for the 4 corners of each sector pad (vol[1], vol[2], vol[3], vol[4])
1392 if (!gGeoManager) printf("ERROR: no TGeo\n");
1394 // ALICE -> TOF Sector
1395 Char_t path1[100]="";
1396 GetVolumePath(vol[0],path1);
1397 gGeoManager->cd(path1);
1398 TGeoHMatrix aliceToSector;
1399 aliceToSector = *gGeoManager->GetCurrentMatrix();
1401 // TOF Sector -> ALICE
1402 //TGeoHMatrix sectorToALICE = aliceToSector.Inverse();
1405 Char_t path2[100]="";
1406 GetVolumePath(vol,path2);
1407 gGeoManager->cd(path2);
1408 TGeoHMatrix aliceToPad;
1409 aliceToPad = *gGeoManager->GetCurrentMatrix();
1412 TGeoHMatrix padToALICE = aliceToPad.Inverse();
1414 // TOF Pad -> TOF Sector
1415 TGeoHMatrix padToSector = padToALICE*aliceToSector;
1417 // TOF Sector -> TOF Pad
1418 //TGeoHMatrix sectorToPad = sectorToALICE*aliceToPad;
1420 // coordinates of the pad bottom corner
1421 Double_t **cornerPad = new Double_t*[4];
1422 for (Int_t ii=0; ii<4; ii++) cornerPad[ii] = new Double_t[3];
1424 cornerPad[0][0] = -fgkXPad/2.;
1425 cornerPad[0][1] = 0.;
1426 cornerPad[0][2] = -fgkZPad/2.;
1428 cornerPad[1][0] = fgkXPad/2.;
1429 cornerPad[1][1] = 0.;
1430 cornerPad[1][2] = -fgkZPad/2.;
1432 cornerPad[2][0] = fgkXPad/2.;
1433 cornerPad[2][1] = 0.;
1434 cornerPad[2][2] = fgkZPad/2.;
1436 cornerPad[3][0] = -fgkXPad/2.;
1437 cornerPad[3][1] = 0.;
1438 cornerPad[3][2] = fgkZPad/2.;
1440 for(Int_t aa=0; aa<4; aa++) for(Int_t bb=0; bb<3; bb++) coord[aa][bb]=0.;
1442 for (Int_t jj=0; jj<4; jj++) padToSector.MasterToLocal(&cornerPad[jj][0], &coord[jj][0]);
1446 //sectorToPad.LocalToMaster(cornerPad, coord);
1449 //_____________________________________________________________________________
1450 Float_t AliTOFGeometry::GetPadDx(Float_t *pos)
1453 // Returns the x coordinate in the Pad reference frame
1458 Float_t posLocal[3];
1459 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
1461 Int_t isector = GetSector(posLocal);
1463 //AliError("Detector Index could not be determined");
1465 Int_t iplate = GetPlate(posLocal);
1467 //AliError("Detector Index could not be determined");
1469 Int_t istrip = GetStrip(posLocal);
1471 //AliError("Detector Index could not be determined");
1473 Int_t ipadz = GetPadZ(posLocal);
1475 //AliError("Detector Index could not be determined");
1477 Int_t ipadx = GetPadX(posLocal);
1479 //AliError("Detector Index could not be determined");
1482 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1483 Double_t angles[6] =
1484 {90., 90.+(isector+0.5)*fgkPhiSec,
1486 90., (isector+0.5)*fgkPhiSec
1488 Rotation(posLocal,angles);
1490 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
1491 Translation(posLocal,step);
1493 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame
1501 Rotation(posLocal,angles);
1503 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
1505 step[1] = GetHeights(iplate,istrip);
1506 step[2] = -GetDistances(iplate,istrip);
1507 Translation(posLocal,step);
1509 if (GetAngles(iplate,istrip) >0.) {
1512 angles[2] = 90.+GetAngles(iplate,istrip);
1514 angles[4] = GetAngles(iplate,istrip);
1517 else if (GetAngles(iplate,istrip)==0.) {
1525 else if (GetAngles(iplate,istrip) <0.) {
1528 angles[2] = 90.+GetAngles(iplate,istrip);
1530 angles[4] =-GetAngles(iplate,istrip);
1533 Rotation(posLocal,angles);
1535 step[0] =-0.5*kNpadX*fgkXPad;
1537 step[2] =-0.5*kNpadZ*fgkZPad;
1538 Translation(posLocal,step);
1540 step[0] = (ipadx+0.5)*fgkXPad;
1542 step[2] = (ipadz+0.5)*fgkZPad;
1543 Translation(posLocal,step);
1550 //_____________________________________________________________________________
1551 Float_t AliTOFGeometry::GetPadDy(Float_t *pos)
1554 // Returns the y coordinate in the Pad reference frame
1559 Float_t posLocal[3];
1560 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
1562 Int_t isector = GetSector(posLocal);
1564 //AliError("Detector Index could not be determined");
1566 Int_t iplate = GetPlate(posLocal);
1568 //AliError("Detector Index could not be determined");
1570 Int_t istrip = GetStrip(posLocal);
1572 //AliError("Detector Index could not be determined");
1574 Int_t ipadz = GetPadZ(posLocal);
1576 //AliError("Detector Index could not be determined");
1578 Int_t ipadx = GetPadX(posLocal);
1580 //AliError("Detector Index could not be determined");
1583 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1584 Double_t angles[6] =
1585 {90., 90.+(isector+0.5)*fgkPhiSec,
1587 90., (isector+0.5)*fgkPhiSec
1589 Rotation(posLocal,angles);
1591 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
1592 Translation(posLocal,step);
1594 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame
1602 Rotation(posLocal,angles);
1604 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
1606 step[1] = GetHeights(iplate,istrip);
1607 step[2] = -GetDistances(iplate,istrip);
1608 Translation(posLocal,step);
1610 if (GetAngles(iplate,istrip) >0.) {
1613 angles[2] = 90.+GetAngles(iplate,istrip);
1615 angles[4] = GetAngles(iplate,istrip);
1618 else if (GetAngles(iplate,istrip)==0.) {
1626 else if (GetAngles(iplate,istrip) <0.) {
1629 angles[2] = 90.+GetAngles(iplate,istrip);
1631 angles[4] =-GetAngles(iplate,istrip);
1634 Rotation(posLocal,angles);
1636 step[0] =-0.5*kNpadX*fgkXPad;
1638 step[2] =-0.5*kNpadZ*fgkZPad;
1639 Translation(posLocal,step);
1641 step[0] = (ipadx+0.5)*fgkXPad;
1643 step[2] = (ipadz+0.5)*fgkZPad;
1644 Translation(posLocal,step);
1651 //_____________________________________________________________________________
1652 Float_t AliTOFGeometry::GetPadDz(Float_t *pos)
1655 // Returns the z coordinate in the Pad reference frame
1660 Float_t posLocal[3];
1661 for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii];
1663 Int_t isector = GetSector(posLocal);
1665 //AliError("Detector Index could not be determined");
1667 Int_t iplate = GetPlate(posLocal);
1669 //AliError("Detector Index could not be determined");
1671 Int_t istrip = GetStrip(posLocal);
1673 //AliError("Detector Index could not be determined");
1675 Int_t ipadz = GetPadZ(posLocal);
1677 //AliError("Detector Index could not be determined");
1679 Int_t ipadx = GetPadX(posLocal);
1681 //AliError("Detector Index could not be determined");
1684 // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame
1685 Double_t angles[6] =
1686 {90., 90.+(isector+0.5)*fgkPhiSec,
1688 90., (isector+0.5)*fgkPhiSec
1690 Rotation(posLocal,angles);
1692 Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5};
1693 Translation(posLocal,step);
1695 // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame
1703 Rotation(posLocal,angles);
1705 // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame
1707 step[1] = GetHeights(iplate,istrip);
1708 step[2] = -GetDistances(iplate,istrip);
1709 Translation(posLocal,step);
1711 if (GetAngles(iplate,istrip) >0.) {
1714 angles[2] = 90.+GetAngles(iplate,istrip);
1716 angles[4] = GetAngles(iplate,istrip);
1719 else if (GetAngles(iplate,istrip)==0.) {
1727 else if (GetAngles(iplate,istrip) <0.) {
1730 angles[2] = 90.+GetAngles(iplate,istrip);
1732 angles[4] =-GetAngles(iplate,istrip);
1735 Rotation(posLocal,angles);
1737 step[0] =-0.5*kNpadX*fgkXPad;
1739 step[2] =-0.5*kNpadZ*fgkZPad;
1740 Translation(posLocal,step);
1742 step[0] = (ipadx+0.5)*fgkXPad;
1744 step[2] = (ipadz+0.5)*fgkZPad;
1745 Translation(posLocal,step);
1752 //_____________________________________________________________________________
1754 void AliTOFGeometry::Translation(Float_t *xyz, Float_t translationVector[3]) const
1757 // Return the vector xyz translated by translationVector vector
1762 for (ii=0; ii<3; ii++)
1763 xyz[ii] -= translationVector[ii];
1768 //_____________________________________________________________________________
1770 void AliTOFGeometry::Rotation(Float_t *xyz, Double_t rotationAngles[6]) const
1773 // Return the vector xyz rotated according to the rotationAngles angles
1778 TRotMatrix *matrix = new TRotMatrix("matrix","matrix", angles[0], angles[1],
1779 angles[2], angles[3],
1780 angles[4], angles[5]);
1783 for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad;
1785 Float_t xyzDummy[3] = {0., 0., 0.};
1787 for (ii=0; ii<3; ii++) {
1789 xyz[0]*TMath::Sin(rotationAngles[2*ii])*TMath::Cos(rotationAngles[2*ii+1]) +
1790 xyz[1]*TMath::Sin(rotationAngles[2*ii])*TMath::Sin(rotationAngles[2*ii+1]) +
1791 xyz[2]*TMath::Cos(rotationAngles[2*ii]);
1794 for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii];
1799 //_____________________________________________________________________________
1800 void AliTOFGeometry::InverseRotation(Float_t *xyz, Double_t rotationAngles[6]) const
1808 for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad;
1810 Float_t xyzDummy[3] = {0., 0., 0.};
1813 xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Cos(rotationAngles[1]) +
1814 xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Cos(rotationAngles[3]) +
1815 xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Cos(rotationAngles[5]);
1818 xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Sin(rotationAngles[1]) +
1819 xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Sin(rotationAngles[3]) +
1820 xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Sin(rotationAngles[5]);
1823 xyz[0]*TMath::Cos(rotationAngles[0]) +
1824 xyz[1]*TMath::Cos(rotationAngles[2]) +
1825 xyz[2]*TMath::Cos(rotationAngles[4]);
1827 for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii];
1832 //_____________________________________________________________________________
1834 Int_t AliTOFGeometry::GetIndex(Int_t *detId)
1836 //Retrieve calibration channel index
1837 Int_t isector = detId[0];
1838 if (isector >= kNSectors){
1839 printf("Wrong sector number in TOF (%d) !\n",isector);
1842 Int_t iplate = detId[1];
1843 if (iplate >= kNPlates){
1844 printf("Wrong plate number in TOF (%d) !\n",iplate);
1847 Int_t istrip = detId[2];
1848 Int_t stripOffset = GetStripNumberPerSM(iplate,istrip);
1849 if (stripOffset==-1) {
1850 printf("Wrong strip number per SM in TOF (%d) !\n",stripOffset);
1854 Int_t ipadz = detId[3];
1855 Int_t ipadx = detId[4];
1857 Int_t idet = ((2*(kNStripC+kNStripB)+kNStripA)*kNpadZ*kNpadX)*isector +
1858 (stripOffset*kNpadZ*kNpadX)+
1863 //_____________________________________________________________________________
1865 void AliTOFGeometry::GetVolumeIndices(Int_t index, Int_t *detId)
1868 // Retrieve volume indices from the calibration channel index
1871 detId[0] = index/NpadXStrip()/NStripXSector();
1873 Int_t dummyStripPerModule =
1874 ( index - ( NStripXSector()*NpadXStrip()*detId[0]) ) / NpadXStrip();
1875 if (dummyStripPerModule<kNStripC) {
1877 detId[2] = dummyStripPerModule;
1879 else if (dummyStripPerModule>=kNStripC && dummyStripPerModule<kNStripC+kNStripB) {
1881 detId[2] = dummyStripPerModule-kNStripC;
1883 else if (dummyStripPerModule>=kNStripC+kNStripB && dummyStripPerModule<kNStripC+kNStripB+kNStripA) {
1885 detId[2] = dummyStripPerModule-kNStripC-kNStripB;
1887 else if (dummyStripPerModule>=kNStripC+kNStripB+kNStripA && dummyStripPerModule<kNStripC+kNStripB+kNStripA+kNStripB) {
1889 detId[2] = dummyStripPerModule-kNStripC-kNStripB-kNStripA;
1891 else if (dummyStripPerModule>=kNStripC+kNStripB+kNStripA+kNStripB && dummyStripPerModule<NStripXSector()) {
1893 detId[2] = dummyStripPerModule-kNStripC-kNStripB-kNStripA-kNStripB;
1896 Int_t padPerStrip = ( index - ( NStripXSector()*NpadXStrip()*detId[0]) ) - dummyStripPerModule*NpadXStrip();
1898 detId[3] = padPerStrip / kNpadX; // padZ
1899 detId[4] = padPerStrip - detId[3]*kNpadX; // padX
1902 //_____________________________________________________________________________
1904 Int_t AliTOFGeometry::NStrip(Int_t nPlate)
1907 // Returns the strips number for the plate number 'nPlate'
1910 Int_t nStrips = kNStripC;
1930 //-------------------------------------------------------------------------
1932 UShort_t AliTOFGeometry::GetAliSensVolIndex(Int_t isector, Int_t iplate, Int_t istrip) const
1935 // Get the index of the TOF alignable volume in the AliGeomManager order.
1938 Int_t index = GetStripNumber(isector, iplate, istrip);
1940 UShort_t volIndex = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF,index);
1945 //-------------------------------------------------------------------------
1947 Int_t AliTOFGeometry::GetStripNumber(Int_t isector, Int_t iplate, Int_t istrip)
1950 // Get the serial number of the TOF strip number istrip [0,14/18],
1951 // in the module number iplate [0,4],
1952 // in the TOF SM number isector [0,17].
1953 // This number will range in [0,1637].
1956 Bool_t check = (isector >= kNSectors);
1959 printf("E-AliTOFGeometry::GetStripNumber: Wrong sector number in TOF (%d)!\n",isector);
1962 Int_t stripInSM = GetStripNumberPerSM(iplate, istrip);
1963 if (!check && stripInSM!=-1)
1964 index = (2*(kNStripC+kNStripB)+kNStripA)*isector + stripInSM;
1969 //-------------------------------------------------------------------------
1971 Int_t AliTOFGeometry::GetStripNumberPerSM(Int_t iplate, Int_t istrip)
1974 // Get the serial number of the TOF strip number istrip [0,14/18],
1975 // in the module number iplate [0,4].
1976 // This number will range in [0,90].
1982 (iplate<0 || iplate>=kNPlates)
1985 (iplate==2 && (istrip<0 || istrip>=kNStripA))
1987 (iplate!=2 && (istrip<0 || istrip>=kNStripC))
1991 if (iplate<0 || iplate>=kNPlates)
1992 printf("E-AliTOFGeometry::GetStripNumberPerSM: Wrong plate number in TOF (%1d)!\n",iplate);
1995 (iplate==2 && (istrip<0 || istrip>=kNStripA))
1997 (iplate!=2 && (istrip<0 || istrip>=kNStripC))
1999 printf("E-AliTOFGeometry::GetStripNumberPerSM: Wrong strip number in TOF "
2000 "(strip=%2d in the plate=%1d)!\n",istrip,iplate);
2002 Int_t stripOffset = 0;
2008 stripOffset = kNStripC;
2011 stripOffset = kNStripC+kNStripB;
2014 stripOffset = kNStripC+kNStripB+kNStripA;
2017 stripOffset = kNStripC+kNStripB+kNStripA+kNStripB;
2021 if (!check) index = stripOffset + istrip;
2026 //-------------------------------------------------------------------------
2028 void AliTOFGeometry::PadRF2TrackingRF(Float_t *ctrackPos, Float_t *differenceT)
2031 // To convert the 3D distance ctrackPos, referred to the ALICE RF,
2032 // into the 3D distance differenceT, referred to the tracking RF
2033 // in case ctrakPos belongs to a TOF sensitive volume.
2036 for (Int_t ii=0; ii<3; ii++) differenceT[ii] = 999.;
2038 AliDebug(1,Form(" track position in ALICE global Ref. frame -> %f, %f, %f",
2039 ctrackPos[0],ctrackPos[1],ctrackPos[2]));
2041 Int_t detId[5] = {-1,-1,-1,-1,-1};
2043 detId[0] = GetSector(ctrackPos);
2045 AliWarning(Form("This point does not belong to any TOF sector"));
2049 detId[1] = GetPlate(ctrackPos);
2051 AliWarning(Form("This point does not belong to any TOF module"));
2055 detId[2] = GetStrip(ctrackPos);
2057 AliWarning(Form("This point does not belong to any TOF strip"));
2061 detId[3] = GetPadZ(ctrackPos);
2063 AliWarning(Form("This point does not belong to any TOF pad-row"));
2067 detId[4] = GetPadX(ctrackPos);
2069 AliWarning(Form("This point does not belong to any TOF pad"));
2074 UShort_t alignableStripIndex =
2075 GetAliSensVolIndex(detId[0],detId[1],detId[2]);
2076 AliDebug(1,Form(" sector = %2d, plate = %1d, strip = %2d (padZ = %1d, padX = %2d) "
2077 "---> stripIndex = %4d",
2078 detId[0], detId[1], detId[2], detId[3], detId[4], alignableStripIndex));
2080 // pad centre coordinates in the strip ref. frame
2081 Double_t padCentreL[3] = {(detId[4]-AliTOFGeometry::NpadX()/2)*AliTOFGeometry::XPad()
2082 +AliTOFGeometry::XPad()/2.,
2084 (detId[3]-AliTOFGeometry::NpadZ()/2)*AliTOFGeometry::XPad()
2085 +AliTOFGeometry::XPad()/2.};
2086 // pad centre coordinates in the strip tracking frame
2087 Double_t padCentreT[3] = {0., 0., 0.};
2088 TGeoHMatrix l2t = *AliGeomManager::GetTracking2LocalMatrix(alignableStripIndex);
2089 l2t.MasterToLocal(padCentreL,padCentreT);
2093 // pad centre coordinates in its ref. frame
2094 Double_t padCentreL2[3] = {0., 0., 0.};
2095 // pad centre coordinates in the ALICE global ref. frame
2096 Double_t padCentreG[3] = {0., 0., 0.};
2097 GetVolumePath(detId,path);
2098 gGeoManager->cd(path);
2099 TGeoHMatrix g2l = *gGeoManager->GetCurrentMatrix();
2100 TGeoHMatrix l2g = g2l.Inverse();
2101 l2g.MasterToLocal(padCentreL2,padCentreG);
2105 // strip centre coordinates in its ref. frame
2106 Double_t stripCentreL[3] = {0., 0., 0.};
2107 // strip centre coordinates in the ALICE global ref. frame
2108 Double_t stripCentreG[3] = {0., 0., 0.};
2109 GetVolumePath(detId[0],detId[1],detId[2],path2);
2110 gGeoManager->cd(path2);
2111 TGeoHMatrix g2lb = *gGeoManager->GetCurrentMatrix();
2112 TGeoHMatrix l2gb = g2lb.Inverse();
2113 l2gb.MasterToLocal(stripCentreL,stripCentreG);
2115 TGeoHMatrix g2t = 0;
2116 AliGeomManager::GetTrackingMatrix(alignableStripIndex, g2t);
2118 // track position in the ALICE global ref. frame
2120 for (Int_t ii=0; ii<3; ii++) posG[ii] = (Double_t)ctrackPos[ii];
2122 // strip centre coordinates in the tracking ref. frame
2123 Double_t stripCentreT[3] = {0., 0., 0.};
2124 // track position in the tracking ref. frame
2125 Double_t posT[3] = {0., 0., 0.};
2126 g2t.MasterToLocal(posG,posT);
2127 g2t.MasterToLocal(stripCentreG,stripCentreT);
2129 for (Int_t ii=0; ii<3; ii++)
2130 AliDebug(1,Form(" track position in ALICE global and tracking RFs -> posG[%d] = %f --- posT[%d] = %f",
2131 ii, posG[ii], ii, posT[ii]));
2132 for (Int_t ii=0; ii<3; ii++)
2133 AliDebug(1,Form(" pad centre coordinates in its, the ALICE global and tracking RFs -> "
2134 "padCentreL[%d] = %f --- padCentreG[%d] = %f --- padCentreT[%d] = %f",
2137 ii, padCentreT[ii]));
2138 for (Int_t ii=0; ii<3; ii++)
2139 AliDebug(1,Form(" strip centre coordinates in its, the ALICE global and tracking RFs -> "
2140 "stripCentreL[%d] = %f --- stripCentreG[%d] = %f --- stripCentreT[%d] = %f",
2141 ii, stripCentreL[ii],
2142 ii, stripCentreG[ii],
2143 ii, stripCentreT[ii]));
2144 for (Int_t ii=0; ii<3; ii++)
2145 AliDebug(1,Form(" difference between the track position and the pad centre in the tracking RF "
2146 "-> posT[%d]-padCentreT[%d] = %f",
2148 posT[ii]-padCentreT[ii]));
2150 for (Int_t ii=0; ii<3; ii++) differenceT[ii] = (Float_t)(posT[ii]-padCentreT[ii]);