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4c039060 | 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 | $Log$ | |
c2af3d73 | 18 | Revision 1.16 2000/10/02 21:28:17 fca |
19 | Removal of useless dependecies via forward declarations | |
20 | ||
94de3818 | 21 | Revision 1.15 2000/05/18 14:33:01 vicinanz |
22 | Modified to be full HP compliant | |
23 | ||
f5489efc | 24 | Revision 1.14 2000/05/15 19:32:36 fca |
25 | Add AddHitList !! | |
26 | ||
c8bd506f | 27 | Revision 1.13 2000/05/10 16:52:18 vicinanz |
28 | New TOF version with holes for PHOS/RICH | |
29 | ||
2cef3cb2 | 30 | Revision 1.11.2.1 2000/05/10 09:37:15 vicinanz |
31 | New version with Holes for PHOS/RICH | |
32 | ||
1cedd08a | 33 | Revision 1.11 1999/11/05 22:39:06 fca |
34 | New hits structure | |
35 | ||
826b71ec | 36 | Revision 1.10 1999/11/01 20:41:57 fca |
37 | Added protections against using the wrong version of FRAME | |
38 | ||
ab76897d | 39 | Revision 1.9 1999/10/15 15:35:19 fca |
40 | New version for frame1099 with and without holes | |
41 | ||
937fe4a4 | 42 | Revision 1.9 1999/09/29 09:24:33 fca |
43 | Introduction of the Copyright and cvs Log | |
4c039060 | 44 | |
937fe4a4 | 45 | */ |
fe4da5cc | 46 | /////////////////////////////////////////////////////////////////////////////// |
47 | // // | |
937fe4a4 | 48 | // Time Of Flight FCA // |
fe4da5cc | 49 | // This class contains the basic functions for the Time Of Flight // |
50 | // detector. Functions specific to one particular geometry are // | |
51 | // contained in the derived classes // | |
937fe4a4 | 52 | // |
53 | // VERSIONE WITH 5 SYMMETRIC MODULES ALONG Z AXIS | |
54 | // ============================================== | |
55 | // | |
56 | // VERSION WITH HOLES FOR PHOS AND TRD IN SPACEFRAME WITH HOLES | |
57 | // | |
58 | // Volume sensibile : FPAD | |
59 | // | |
60 | // | |
61 | // | |
62 | // Begin_Html | |
fe4da5cc | 63 | /* |
1439f98e | 64 | <img src="picts/AliTOFClass.gif"> |
fe4da5cc | 65 | */ |
66 | //End_Html | |
937fe4a4 | 67 | // |
68 | // | |
fe4da5cc | 69 | // // |
70 | /////////////////////////////////////////////////////////////////////////////// | |
71 | ||
826b71ec | 72 | #include <iostream.h> |
73 | ||
fe4da5cc | 74 | #include "AliTOF.h" |
2cef3cb2 | 75 | #include "AliTOFD.h" |
826b71ec | 76 | #include "TBRIK.h" |
2cef3cb2 | 77 | #include "TNode.h" |
78 | #include "TObject.h" | |
79 | #include "TRandom.h" | |
94de3818 | 80 | #include "TTree.h" |
81 | ||
fe4da5cc | 82 | #include "AliRun.h" |
94de3818 | 83 | #include "AliMC.h" |
84 | #include "AliMagF.h" | |
fe4da5cc | 85 | #include "AliConst.h" |
2cef3cb2 | 86 | |
fe4da5cc | 87 | |
88 | ClassImp(AliTOF) | |
89 | ||
90 | //_____________________________________________________________________________ | |
91 | AliTOF::AliTOF() | |
92 | { | |
93 | // | |
94 | // Default constructor | |
95 | // | |
96 | fIshunt = 0; | |
97 | } | |
98 | ||
99 | //_____________________________________________________________________________ | |
100 | AliTOF::AliTOF(const char *name, const char *title) | |
101 | : AliDetector(name,title) | |
102 | { | |
103 | // | |
104 | // AliTOF standard constructor | |
105 | // | |
2cef3cb2 | 106 | // Here are fixed some important parameters |
107 | // | |
108 | ||
109 | // Initialization of hits and digits array | |
110 | // | |
fe4da5cc | 111 | fHits = new TClonesArray("AliTOFhit", 405); |
c8bd506f | 112 | gAlice->AddHitList(fHits); |
2cef3cb2 | 113 | fIshunt = 0; |
114 | fDigits = new TClonesArray("AliTOFdigit",405); | |
115 | // | |
116 | // Digitization parameters | |
fe4da5cc | 117 | // |
2cef3cb2 | 118 | // (Transfer Functions to be inserted here) |
fe4da5cc | 119 | // |
120 | SetMarkerColor(7); | |
121 | SetMarkerStyle(2); | |
122 | SetMarkerSize(0.4); | |
2cef3cb2 | 123 | |
124 | // General Geometrical Parameters | |
125 | fNTof = 18; | |
126 | fRmax = 399.0;//cm | |
127 | fRmin = 370.0;//cm | |
128 | fZlenC = 177.5;//cm | |
129 | fZlenB = 141.0;//cm | |
130 | fZlenA = 106.0;//cm | |
131 | fZtof = 370.5;//cm | |
132 | ||
133 | // Strip Parameters | |
134 | fStripLn = 122.0;//cm Strip Length | |
135 | fSpace = 5.5;//cm Space Beetween the strip and the bottom of the plate | |
136 | fDeadBndZ= 1.5;//cm Dead Boundaries of a Strip along Z direction (width) | |
137 | fDeadBndX= 1.0;//cm Dead Boundaries of a Strip along X direction (length) | |
138 | fXpad = 2.5;//cm X size of a pad | |
139 | fZpad = 3.5;//cm Z size of a pad | |
140 | fGapA = 4.; //cm Gap beetween tilted strip in A-type plate | |
141 | fGapB = 6.; //cm Gap beetween tilted strip in B-type plate | |
142 | fOverSpc = 15.3;//cm Space available for sensitive layers in radial direction | |
143 | fNpadX = 48; // Number of pads in a strip along the X direction | |
144 | fNpadZ = 2; // Number of pads in a strip along the Z direction | |
145 | fPadXStr = fNpadX*fNpadZ; //Number of pads per strip | |
146 | fNStripA = 0; | |
147 | fNStripB = 0; | |
148 | fNStripC = 0; | |
149 | ||
150 | // Physical performances | |
151 | fTimeRes = 100.;//ps | |
152 | fChrgRes = 100.;//pC | |
153 | ||
154 | // DAQ characteristics | |
155 | fPadXSector = 1932; | |
156 | fNRoc = 14; | |
157 | fNFec = 32; | |
158 | fNTdc = 32; | |
159 | fNPadXRoc = (Int_t)fPadXSector/fNRoc; | |
fe4da5cc | 160 | } |
161 | ||
162 | //_____________________________________________________________________________ | |
2cef3cb2 | 163 | void AliTOF::AddHit(Int_t track, Int_t *vol, Float_t *hits) |
fe4da5cc | 164 | { |
165 | // | |
166 | // Add a TOF hit | |
167 | // | |
168 | TClonesArray &lhits = *fHits; | |
2cef3cb2 | 169 | new(lhits[fNhits++]) AliTOFhit(fIshunt, track, vol, hits); |
fe4da5cc | 170 | } |
171 | ||
172 | //_____________________________________________________________________________ | |
2cef3cb2 | 173 | void AliTOF::AddDigit(Int_t *tracks, Int_t *vol, Float_t *digits) |
fe4da5cc | 174 | { |
175 | // | |
2cef3cb2 | 176 | // Add a TOF digit |
177 | // | |
178 | TClonesArray &ldigits = *fDigits; | |
179 | new (ldigits[fNdigits++]) AliTOFdigit(tracks, vol, digits); | |
fe4da5cc | 180 | } |
181 | ||
2cef3cb2 | 182 | |
fe4da5cc | 183 | //_____________________________________________________________________________ |
184 | void AliTOF::CreateGeometry() | |
185 | { | |
186 | // | |
3fe3a833 | 187 | // Common geometry code |
fe4da5cc | 188 | // |
189 | //Begin_Html | |
190 | /* | |
1439f98e | 191 | <img src="picts/AliTOFv23.gif"> |
fe4da5cc | 192 | */ |
193 | //End_Html | |
194 | // | |
fe4da5cc | 195 | const Double_t kPi=TMath::Pi(); |
2cef3cb2 | 196 | const Double_t kDegrad=kPi/180.; |
fe4da5cc | 197 | // |
2cef3cb2 | 198 | Float_t xTof, yTof, Wall; |
937fe4a4 | 199 | |
3fe3a833 | 200 | // frame inbetween TOF modules |
2cef3cb2 | 201 | Wall = 4.;//cm |
3fe3a833 | 202 | |
2cef3cb2 | 203 | // Sizes of TOF module with its support etc.. |
204 | xTof = 2.*(fRmin*TMath::Tan(10*kDegrad)-Wall/2-.5); | |
205 | yTof = fRmax-fRmin; | |
3fe3a833 | 206 | |
937fe4a4 | 207 | // TOF module internal definitions |
2cef3cb2 | 208 | TOFpc(xTof, yTof, fZlenC, fZlenB, fZlenA, fZtof); |
fe4da5cc | 209 | } |
210 | ||
211 | //_____________________________________________________________________________ | |
8f72dc0c | 212 | void AliTOF::DrawModule() |
fe4da5cc | 213 | { |
214 | // | |
215 | // Draw a shaded view of the common part of the TOF geometry | |
fe4da5cc | 216 | // |
217 | ||
3fe3a833 | 218 | cout << " Drawing of AliTOF"<< endl; |
fe4da5cc | 219 | // Set everything unseen |
cfce8870 | 220 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 221 | // |
222 | // Set ALIC mother transparent | |
cfce8870 | 223 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 224 | // |
225 | // Set the volumes visible | |
2cef3cb2 | 226 | gMC->Gsatt("FTOA","SEEN",1); |
227 | gMC->Gsatt("FTOB","SEEN",1); | |
228 | gMC->Gsatt("FTOC","SEEN",1); | |
229 | gMC->Gsatt("FLTA","SEEN",1); | |
230 | gMC->Gsatt("FLTB","SEEN",1); | |
231 | gMC->Gsatt("FLTC","SEEN",1); | |
232 | gMC->Gsatt("FSTR","SEEN",1); | |
cfce8870 | 233 | // |
234 | gMC->Gdopt("hide", "on"); | |
235 | gMC->Gdopt("shad", "on"); | |
236 | gMC->Gsatt("*", "fill", 7); | |
237 | gMC->SetClipBox("."); | |
238 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
239 | gMC->DefaultRange(); | |
240 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
241 | gMC->Gdhead(1111, "Time Of Flight"); | |
242 | gMC->Gdman(18, 4, "MAN"); | |
243 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 244 | } |
245 | ||
246 | //_____________________________________________________________________________ | |
247 | void AliTOF::CreateMaterials() | |
248 | { | |
249 | // | |
250 | // Defines TOF materials for all versions | |
2cef3cb2 | 251 | // Authors : Maxim Martemianov, Boris Zagreev (ITEP) |
252 | // 18/09/98 | |
fe4da5cc | 253 | // |
254 | Int_t ISXFLD = gAlice->Field()->Integ(); | |
255 | Float_t SXMGMX = gAlice->Field()->Max(); | |
256 | // | |
3fe3a833 | 257 | //--- Quartz (SiO2) |
258 | Float_t aq[2] = { 28.0855,15.9994 }; | |
259 | Float_t zq[2] = { 14.,8. }; | |
260 | Float_t wq[2] = { 1.,2. }; | |
261 | Float_t dq = 2.20; | |
262 | Int_t nq = -2; | |
263 | // --- Freon | |
2cef3cb2 | 264 | Float_t afre[2] = {12.011,18.9984032 }; |
265 | Float_t zfre[2] = { 6., 9.}; | |
266 | Float_t wfre[2] = { 5.,12.}; | |
3fe3a833 | 267 | Float_t densfre = 1.5; |
268 | Int_t nfre = -2; | |
269 | // --- CO2 | |
2cef3cb2 | 270 | Float_t ac[2] = {12.,16.}; |
271 | Float_t zc[2] = { 6., 8.}; | |
272 | Float_t wc[2] = { 1., 2.}; | |
3fe3a833 | 273 | Float_t dc = .001977; |
274 | Int_t nc = -2; | |
275 | // For mylar (C5H4O2) | |
276 | Float_t amy[3] = { 12., 1., 16. }; | |
277 | Float_t zmy[3] = { 6., 1., 8. }; | |
278 | Float_t wmy[3] = { 5., 4., 2. }; | |
279 | Float_t dmy = 1.39; | |
280 | Int_t nmy = -3; | |
281 | // For polyethilene (CH2) for honeycomb!!!! | |
282 | Float_t ape[2] = { 12., 1. }; | |
283 | Float_t zpe[2] = { 6., 1. }; | |
284 | Float_t wpe[2] = { 1., 2. }; | |
285 | Float_t dpe = 0.935*0.479; //To have 1%X0 for 1cm as for honeycomb | |
286 | Int_t npe = -2; | |
287 | // --- G10 | |
fe4da5cc | 288 | Float_t ag10[4] = { 12.,1.,16.,28. }; |
2cef3cb2 | 289 | Float_t zg10[4] = { 6.,1., 8.,14. }; |
fe4da5cc | 290 | Float_t wmatg10[4] = { .259,.288,.248,.205 }; |
3fe3a833 | 291 | Float_t densg10 = 1.7; |
292 | Int_t nlmatg10 = -4; | |
293 | // --- DME | |
fe4da5cc | 294 | Float_t adme[5] = { 12.,1.,16.,19.,79. }; |
2cef3cb2 | 295 | Float_t zdme[5] = { 6.,1., 8., 9.,35. }; |
fe4da5cc | 296 | Float_t wmatdme[5] = { .4056,.0961,.2562,.1014,.1407 }; |
3fe3a833 | 297 | Float_t densdme = .00205; |
298 | Int_t nlmatdme = 5; | |
299 | // ---- ALUMINA (AL203) | |
2cef3cb2 | 300 | Float_t aal[2] = { 27.,16.}; |
301 | Float_t zal[2] = { 13., 8.}; | |
fe4da5cc | 302 | Float_t wmatal[2] = { 2.,3. }; |
3fe3a833 | 303 | Float_t densal = 2.3; |
304 | Int_t nlmatal = -2; | |
305 | // -- Water | |
306 | Float_t awa[2] = { 1., 16. }; | |
307 | Float_t zwa[2] = { 1., 8. }; | |
308 | Float_t wwa[2] = { 2., 1. }; | |
309 | Float_t dwa = 1.0; | |
310 | Int_t nwa = -2; | |
fe4da5cc | 311 | // |
3fe3a833 | 312 | //AliMaterial(0, "Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); |
2cef3cb2 | 313 | AliMaterial( 1, "Air$",14.61,7.3,0.001205,30423.24,67500.); |
314 | AliMaterial( 2, "Cu $", 63.54, 29.0, 8.96, 1.43, 14.8); | |
315 | AliMaterial( 3, "C $", 12.01, 6.0, 2.265,18.8, 74.4); | |
316 | AliMixture ( 4, "Polyethilene$", ape, zpe, dpe, npe, wpe); | |
317 | AliMixture ( 5, "G10$", ag10, zg10, densg10, nlmatg10, wmatg10); | |
318 | AliMixture ( 6, "DME ", adme, zdme, densdme, nlmatdme, wmatdme); | |
319 | AliMixture ( 7, "CO2$", ac, zc, dc, nc, wc); | |
320 | AliMixture ( 8, "ALUMINA$", aal, zal, densal, nlmatal, wmatal); | |
321 | AliMaterial( 9, "Al $", 26.98, 13., 2.7, 8.9, 37.2); | |
3fe3a833 | 322 | AliMaterial(10, "C-TRD$", 12.01, 6., 2.265*18.8/69.282*15./100, 18.8, 74.4); // for 15% |
2cef3cb2 | 323 | AliMixture (11, "Mylar$", amy, zmy, dmy, nmy, wmy); |
324 | AliMixture (12, "Freon$", afre, zfre, densfre, nfre, wfre); | |
325 | AliMixture (13, "Quartz$", aq, zq, dq, nq, wq); | |
326 | AliMixture (14, "Water$", awa, zwa, dwa, nwa, wwa); | |
3fe3a833 | 327 | |
328 | Float_t epsil, stmin, deemax, stemax; | |
2cef3cb2 | 329 | |
330 | // Previous data | |
fe4da5cc | 331 | // EPSIL = 0.1 ! Tracking precision, |
332 | // STEMAX = 0.1 ! Maximum displacement for multiple scattering | |
333 | // DEEMAX = 0.1 ! Maximum fractional energy loss, DLS | |
334 | // STMIN = 0.1 | |
2cef3cb2 | 335 | // |
336 | // New data | |
337 | epsil = .001; // Tracking precision, | |
338 | stemax = -1.; // Maximum displacement for multiple scattering | |
339 | deemax = -.3; // Maximum fractional energy loss, DLS | |
fe4da5cc | 340 | stmin = -.8; |
937fe4a4 | 341 | |
2cef3cb2 | 342 | AliMedium( 1, "Air$" , 1, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); |
343 | AliMedium( 2, "Cu $" , 2, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
344 | AliMedium( 3, "C $" , 3, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
345 | AliMedium( 4, "Pol$" , 4, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
346 | AliMedium( 5, "G10$" , 5, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
347 | AliMedium( 6, "DME$" , 6, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
348 | AliMedium( 7, "CO2$" , 7, 0, ISXFLD, SXMGMX, 10., -.01, -.1, .01, -.01); | |
349 | AliMedium( 8,"ALUMINA$", 8, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
350 | AliMedium( 9,"Al Frame$",9, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
351 | AliMedium(10, "DME-S$", 6, 1, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
3fe3a833 | 352 | AliMedium(11, "C-TRD$", 10, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); |
2cef3cb2 | 353 | AliMedium(12, "Myl$" , 11, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); |
354 | AliMedium(13, "Fre$" , 12, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
3fe3a833 | 355 | AliMedium(14, "Fre-S$", 12, 1, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); |
356 | AliMedium(15, "Glass$", 13, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
357 | AliMedium(16, "Water$", 14, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
fe4da5cc | 358 | } |
359 | ||
360 | //_____________________________________________________________________________ | |
361 | Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) | |
362 | { | |
363 | // | |
364 | // Returns distance from mouse pointer to detector, default version | |
365 | // | |
366 | return 9999; | |
367 | } | |
368 | ||
369 | //_____________________________________________________________________________ | |
370 | void AliTOF::Init() | |
371 | { | |
372 | // | |
373 | // Initialise TOF detector after it has been built | |
374 | // | |
fe4da5cc | 375 | // Set id of TOF sensitive volume |
937fe4a4 | 376 | if (IsVersion() !=0) fIdSens=gMC->VolId("FPAD"); |
fe4da5cc | 377 | // |
fe4da5cc | 378 | } |
379 | ||
2cef3cb2 | 380 | //____________________________________________________________________________ |
381 | void AliTOF::MakeBranch(Option_t* option) | |
382 | // | |
383 | // Initializes the Branches of the TOF inside the | |
384 | // trees written for each event. | |
385 | // AliDetector::MakeBranch initializes just the | |
386 | // Branch inside TreeH. Here we add the branch in | |
387 | // TreeD. | |
388 | // | |
389 | { | |
390 | ||
391 | AliDetector::MakeBranch(option); | |
392 | ||
393 | Int_t buffersize = 4000; | |
394 | Char_t branchname[10]; | |
395 | sprintf(branchname,"%s",GetName()); | |
396 | char *D = strstr(option,"D"); | |
397 | ||
398 | if (fDigits && gAlice->TreeD() && D){ | |
399 | gAlice->TreeD()->Branch(branchname,&fDigits,buffersize); | |
400 | printf("Making Branch %s for digits \n",branchname); | |
401 | } | |
402 | } | |
403 | ||
404 | //____________________________________________________________________________ | |
405 | void AliTOF::FinishEvent() | |
406 | { | |
407 | // Hits2Digits(); | |
408 | } | |
409 | ||
410 | ||
411 | //____________________________________________________________________________ | |
412 | void AliTOF::Hits2Digits(Int_t evNumber) | |
413 | // | |
414 | // Starting from the Hits Tree (TreeH), this | |
415 | // function writes the Digits Tree (TreeD) storing | |
416 | // the digits informations. | |
417 | // Has to be called just at the end of an event or | |
418 | // at the end of a whole run. | |
419 | // It could also be called by AliTOF::Finish Event() | |
420 | // but it can be too heavy. | |
421 | // Just for MC events. | |
422 | // | |
423 | // Called by the macro H2D.C | |
424 | // | |
425 | { | |
426 | AliTOFhit* currentHit; | |
427 | TTree *TD, *TH; | |
428 | Int_t tracks[3]; | |
429 | Int_t vol[5]; | |
430 | Float_t digit[2]; | |
431 | TClonesArray* TOFhits=this->Hits(); | |
432 | ||
433 | Int_t nparticles = gAlice->GetEvent(evNumber); | |
434 | if (nparticles <= 0) return; | |
435 | ||
436 | TD = gAlice->TreeD(); | |
437 | TH = gAlice->TreeH(); | |
438 | Int_t ntracks =(Int_t) TH->GetEntries(); | |
439 | Int_t nbytes, nhits; | |
440 | TRandom *rnd = new TRandom(); | |
441 | ||
442 | for (Int_t ntk=0; ntk<ntracks; ntk++){ | |
443 | ||
444 | nbytes = TH->GetEvent(ntk); | |
445 | nhits = TOFhits->GetEntriesFast(); | |
446 | ||
447 | for (Int_t hit=0; hit<nhits; hit++){ | |
448 | ||
449 | currentHit = (AliTOFhit*)(TOFhits->At(hit)); | |
450 | ||
451 | vol[0] = currentHit->GetSector(); | |
452 | vol[1] = currentHit->GetPlate(); | |
453 | vol[2] = currentHit->GetPad_x(); | |
454 | vol[3] = currentHit->GetPad_z(); | |
455 | vol[4] = currentHit->GetStrip(); | |
456 | ||
457 | Float_t IdealTime = currentHit->GetTof(); | |
458 | Float_t TDCTime = rnd->Gaus(IdealTime, fTimeRes); | |
459 | digit[0] = TDCTime; | |
460 | ||
461 | Float_t IdealCharge = currentHit->GetEdep(); | |
462 | Float_t ADCcharge = rnd->Gaus(IdealCharge, fChrgRes); | |
463 | digit[1] = ADCcharge; | |
464 | ||
465 | Int_t Track = currentHit -> GetTrack(); | |
466 | tracks[0] = Track; | |
467 | tracks[1] = 0; | |
468 | tracks[2] = 0; | |
469 | ||
470 | Bool_t Overlap = CheckOverlap(vol, digit, Track); | |
471 | if(!Overlap) AddDigit(tracks, vol, digit); | |
472 | } | |
473 | } | |
474 | TD->Fill(); | |
475 | TD->Write(); | |
476 | } | |
477 | ||
478 | //___________________________________________________________________________ | |
479 | Bool_t AliTOF::CheckOverlap(Int_t* vol, Float_t* digit,Int_t Track) | |
480 | // | |
481 | // Checks if 2 or more hits belong to the same pad. | |
482 | // In this case the data assigned to the digit object | |
483 | // are the ones of the first hit in order of Time. | |
484 | // | |
485 | // Called only by Hits2Digits. | |
486 | // | |
487 | { | |
488 | Bool_t Overlap = 0; | |
489 | Int_t vol2[5]; | |
490 | ||
491 | for (Int_t ndig=0; ndig<fNdigits; ndig++){ | |
492 | AliTOFdigit* currentDigit = (AliTOFdigit*)(fDigits->UncheckedAt(ndig)); | |
493 | currentDigit->GetLocation(vol2); | |
494 | Bool_t Idem=1; | |
495 | for (Int_t i=0;i<=4;i++){ | |
496 | if (vol[i]!=vol2[i]) Idem=0;} | |
497 | if (Idem){ | |
498 | Float_t TDC2 = digit[0]; | |
499 | Float_t TDC1 = currentDigit->GetTdc(); | |
500 | if (TDC1>TDC2){ | |
501 | currentDigit->SetTdc(TDC2); | |
502 | currentDigit->SetAdc(digit[1]); | |
503 | } | |
504 | currentDigit->AddTrack(Track); | |
505 | Overlap = 1; | |
506 | } | |
507 | } | |
508 | return Overlap; | |
509 | } | |
510 | ||
511 | ||
512 | //____________________________________________________________________________ | |
513 | void AliTOF::Digits2Raw(Int_t evNumber) | |
514 | // | |
515 | // Starting from digits, writes the | |
516 | // Raw Data objects, i.e. a | |
517 | // TClonesArray of 18 AliTOFRawSector objects | |
518 | // | |
519 | ||
520 | { | |
521 | TTree* TD; | |
522 | ||
523 | Int_t nparticles = gAlice->GetEvent(evNumber); | |
524 | if (nparticles <= 0) return; | |
525 | ||
526 | TD = gAlice->TreeD(); | |
527 | ||
528 | TClonesArray* TOFdigits = this->Digits(); | |
529 | Int_t ndigits = TOFdigits->GetEntriesFast(); | |
530 | ||
531 | TClonesArray* Raw = new TClonesArray("AliTOFRawSector",fNTof+2); | |
532 | ||
533 | for (Int_t isect=1;isect<=fNTof;isect++){ | |
534 | AliTOFRawSector* currentSector = (AliTOFRawSector*)Raw->UncheckedAt(isect); | |
535 | TClonesArray* RocData = (TClonesArray*)currentSector->GetRocData(); | |
536 | ||
537 | for (Int_t digit=0; digit<ndigits; digit++){ | |
538 | AliTOFdigit* currentDigit = (AliTOFdigit*)TOFdigits->UncheckedAt(digit); | |
539 | Int_t sector = currentDigit->GetSector(); | |
540 | if (sector==isect){ | |
541 | Int_t Pad = currentDigit -> GetTotPad(); | |
542 | Int_t Roc = (Int_t)(Pad/fNPadXRoc)-1; | |
543 | if (Roc>=fNRoc) printf("Wrong n. of ROC ! Roc = %i",Roc); | |
544 | Int_t PadRoc = (Int_t) Pad%fNPadXRoc; | |
545 | Int_t Fec = (Int_t)(PadRoc/fNFec)-1; | |
546 | Int_t Tdc = (Int_t)(PadRoc%fNFec)-1; | |
547 | Float_t Time = currentDigit->GetTdc(); | |
548 | Float_t Charge = currentDigit->GetAdc(); | |
549 | AliTOFRoc* currentROC = (AliTOFRoc*)RocData->UncheckedAt(Roc); | |
550 | Int_t Error = 0; | |
551 | currentROC->AddItem(Fec, Tdc, Error, Charge, Time); | |
552 | } | |
553 | } | |
554 | ||
555 | UInt_t TotSize=16,RocSize=0; | |
556 | UInt_t RocHead[14],RocChek[14]; | |
557 | UInt_t GlobalCheckSum=0; | |
558 | ||
559 | for (UInt_t iRoc = 1; iRoc<(UInt_t)fNRoc; iRoc++){ | |
560 | AliTOFRoc* currentRoc = (AliTOFRoc*)RocData->UncheckedAt(iRoc); | |
561 | RocSize = currentRoc->Items*2+1; | |
562 | TotSize += RocSize*4; | |
f5489efc | 563 | if (RocSize>=TMath::Power(2,16)) RocSize=0; |
2cef3cb2 | 564 | RocHead[iRoc] = iRoc<<28; |
565 | RocHead[iRoc] += RocSize; | |
566 | RocChek[iRoc] = currentRoc->GetCheckSum(); | |
567 | Int_t HeadCheck = currentRoc->BitCount(RocHead[iRoc]); | |
568 | GlobalCheckSum += HeadCheck; | |
569 | GlobalCheckSum += RocChek[iRoc]; | |
570 | } | |
571 | ||
572 | AliTOFRoc* DummyRoc = new AliTOFRoc(); | |
573 | TotSize *= 4; | |
f5489efc | 574 | if (TotSize>=TMath::Power(2,24)) TotSize=0; |
2cef3cb2 | 575 | UInt_t Header = TotSize; |
576 | UInt_t SectId = ((UInt_t)isect)<<24; | |
577 | Header += SectId; | |
578 | GlobalCheckSum += DummyRoc->BitCount(Header); | |
579 | currentSector->SetGlobalCS(GlobalCheckSum); | |
580 | currentSector->SetHeader(Header); | |
581 | } | |
582 | } | |
583 | ||
584 | //____________________________________________________________________________ | |
585 | void AliTOF::Raw2Digits(Int_t evNumber) | |
586 | // | |
587 | // Converts Raw Data objects into digits objects. | |
588 | // We schematize the raw data with a | |
589 | // TClonesArray of 18 AliTOFRawSector objects | |
590 | // | |
591 | { | |
592 | TTree *TD; | |
593 | Int_t vol[5]; | |
594 | Int_t tracks[3]; | |
595 | Float_t digit[2]; | |
596 | ||
597 | tracks[0]=0; | |
598 | tracks[1]=0; | |
599 | tracks[2]=0; | |
fe4da5cc | 600 | |
2cef3cb2 | 601 | Int_t nparticles = gAlice->GetEvent(evNumber); |
602 | if (nparticles <= 0) return; | |
603 | ||
604 | TD = gAlice->TreeD(); | |
605 | ||
606 | TClonesArray* Raw = new TClonesArray("AliTOFRawSector",fNTof+2); | |
607 | ||
608 | for(Int_t nSec=1; nSec<=fNTof; nSec++){ | |
609 | AliTOFRawSector* currentSector = (AliTOFRawSector*)Raw->UncheckedAt(nSec); | |
610 | TClonesArray* RocData = (TClonesArray*)currentSector->GetRocData(); | |
611 | for(Int_t nRoc=1; nRoc<=14; nRoc++){ | |
612 | AliTOFRoc* currentRoc = (AliTOFRoc*)RocData->UncheckedAt(nRoc); | |
613 | Int_t currentItems = currentRoc->GetItems(); | |
614 | for(Int_t item=1; item<currentItems; item++){ | |
615 | Int_t nPad = currentRoc->GetTotPad(item); | |
616 | vol[0] = nSec; | |
617 | Int_t nStrip = (Int_t)(nPad/fPadXStr)+1; | |
618 | Int_t nPlate = 5; | |
619 | if (nStrip<=fNStripC+2*fNStripB+fNStripA) nPlate = 4; | |
620 | if (nStrip<=fNStripC+fNStripB+fNStripA) nPlate = 3; | |
621 | if (nStrip<=fNStripC+fNStripB) nPlate = 2; | |
622 | if (nStrip<=fNStripC) nPlate=1; | |
623 | vol[1] = nPlate; | |
624 | switch (nPlate){ | |
625 | case 1: break; | |
626 | case 2: nStrip -= (fNStripC); | |
627 | break; | |
628 | case 3: nStrip -= (fNStripC+fNStripB); | |
629 | break; | |
630 | case 4: nStrip -= (fNStripC+fNStripB+fNStripA); | |
631 | break; | |
632 | case 5: nStrip -= (fNStripC+2*fNStripB+fNStripA); | |
633 | break; | |
634 | } | |
635 | vol[2] = nStrip; | |
636 | Int_t Pad = nPad%fPadXStr; | |
637 | if (Pad==0) Pad=fPadXStr; | |
638 | Int_t nPadX=0, nPadZ=0; | |
639 | (Pad>fNpadX)? nPadX -= fNpadX : nPadX = Pad ; | |
640 | vol[3] = nPadX; | |
641 | (Pad>fNpadX)? nPadZ = 2 : nPadZ = 1 ; | |
642 | vol[4] = nPadZ; | |
643 | UInt_t error=0; | |
644 | Float_t TDC = currentRoc->GetTime(item,error); | |
645 | if (!error) digit[0]=TDC; | |
646 | digit[1] = currentRoc->GetCharge(item); | |
647 | AddDigit(tracks,vol,digit); | |
648 | } | |
649 | } | |
650 | } | |
651 | TD->Fill(); | |
652 | TD->Write(); | |
653 | } | |
654 | ||
655 | ||
656 | /******************************************************************************/ | |
657 | ||
fe4da5cc | 658 | ClassImp(AliTOFhit) |
659 | ||
2cef3cb2 | 660 | //______________________________________________________________________________ |
661 | AliTOFhit::AliTOFhit(Int_t shunt, Int_t track, Int_t *vol, | |
662 | Float_t *hits) | |
663 | :AliHit(shunt, track) | |
664 | // | |
665 | // Constructor of hit object | |
666 | // | |
fe4da5cc | 667 | { |
668 | // | |
669 | // Store a TOF hit | |
2cef3cb2 | 670 | // _______________ |
fe4da5cc | 671 | // |
2cef3cb2 | 672 | // Hit Volume |
673 | // | |
674 | fSector= vol[0]; | |
675 | fPlate = vol[1]; | |
676 | fStrip = vol[2]; | |
677 | fPad_x = vol[3]; | |
678 | fPad_z = vol[4]; | |
fe4da5cc | 679 | // |
2cef3cb2 | 680 | //Position |
681 | fX = hits[0]; | |
682 | fY = hits[1]; | |
683 | fZ = hits[2]; | |
fe4da5cc | 684 | // |
685 | // Momentum | |
2cef3cb2 | 686 | fPx = hits[3]; |
687 | fPy = hits[4]; | |
688 | fPz = hits[5]; | |
689 | fPmom= hits[6]; | |
fe4da5cc | 690 | // |
691 | // Time Of Flight | |
2cef3cb2 | 692 | fTof = hits[7]; //TOF[s] |
693 | // | |
694 | // Other Data | |
695 | fDx = hits[8]; //Distance from the edge along x axis | |
696 | fDy = hits[9]; //Y cohordinate of the hit | |
697 | fDz = hits[10]; //Distance from the edge along z axis | |
698 | fIncA= hits[11]; //Incidence angle | |
699 | fEdep= hits[12]; //Energy loss in TOF pad | |
700 | } | |
701 | ||
702 | //****************************************************************************** | |
703 | ||
704 | ClassImp(AliTOFdigit) | |
705 | ||
706 | //______________________________________________________________________________ | |
707 | AliTOFdigit::AliTOFdigit(Int_t *tracks, Int_t *vol,Float_t *digit) | |
708 | :AliDigit(tracks) | |
709 | // | |
710 | // Constructor of digit object | |
711 | // | |
712 | { | |
713 | fSector = vol[0]; | |
714 | fPlate = vol[1]; | |
715 | fStrip = vol[2]; | |
716 | fPad_x = vol[3]; | |
717 | fPad_z = vol[4]; | |
718 | fTdc = digit[0]; | |
719 | fAdc = digit[1]; | |
720 | } | |
721 | ||
722 | //______________________________________________________________________________ | |
723 | void AliTOFdigit::GetLocation(Int_t *Loc) | |
724 | // | |
725 | // Get the cohordinates of the digit | |
726 | // in terms of Sector - Plate - Strip - Pad | |
727 | // | |
728 | { | |
729 | Loc[0]=fSector; | |
730 | Loc[1]=fPlate; | |
731 | Loc[2]=fStrip; | |
732 | Loc[3]=fPad_x; | |
733 | Loc[4]=fPad_z; | |
734 | } | |
735 | ||
736 | //______________________________________________________________________________ | |
737 | Int_t AliTOFdigit::GetTotPad() | |
738 | // | |
739 | // Get the "total" index of the pad inside a Sector | |
740 | // starting from the digits data. | |
741 | // | |
742 | { | |
743 | AliTOF* TOF; | |
744 | ||
745 | if(gAlice){ | |
746 | TOF =(AliTOF*) gAlice->GetDetector("TOF"); | |
747 | }else{ | |
748 | printf("AliTOFdigit::GetTotPad - No AliRun object present, exiting"); | |
749 | return 0; | |
750 | } | |
751 | ||
752 | Int_t Pad = fPad_x+TOF->fNpadX*(fPad_z-1); | |
753 | Int_t Before=0; | |
754 | ||
755 | switch(fPlate){ | |
756 | case 1: Before = 0; | |
757 | break; | |
758 | case 2: Before = TOF->fNStripC; | |
759 | break; | |
760 | case 3: Before = TOF->fNStripB + TOF->fNStripC; | |
761 | break; | |
762 | case 4: Before = TOF->fNStripA + TOF->fNStripB + TOF->fNStripC; | |
763 | break; | |
764 | case 5: Before = TOF->fNStripA + 2*TOF->fNStripB + TOF->fNStripC; | |
765 | break; | |
766 | } | |
767 | ||
768 | Int_t Strip = fStrip+Before; | |
769 | Int_t PadTot = TOF->fPadXStr*(Strip-1)+Pad; | |
770 | return PadTot; | |
771 | } | |
772 | ||
773 | //______________________________________________________________________________ | |
774 | void AliTOFdigit::AddTrack(Int_t track) | |
775 | // | |
776 | // Add a track to the digit | |
777 | // | |
778 | { | |
779 | if (fTracks[1]==0){ | |
780 | fTracks[1] = track; | |
781 | }else if (fTracks[2]==0){ | |
782 | fTracks[2] = track; | |
783 | }else{ | |
c2af3d73 | 784 | // printf("AliTOFdigit::AddTrack ERROR: Too many Tracks (>3) \n"); |
2cef3cb2 | 785 | } |
fe4da5cc | 786 | } |
937fe4a4 | 787 |