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b9746a9e | 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 | **************************************************************************/ | |
b2b13ee2 | 15 | //-----------------------------------------------------// |
16 | // // | |
8599803d | 17 | // Source File : PMDDigitizer.cxx, Version 00 // |
b2b13ee2 | 18 | // // |
19 | // Date : September 20 2002 // | |
20 | // // | |
21 | //-----------------------------------------------------// | |
22 | ||
36031625 | 23 | #include <Riostream.h> |
b2b13ee2 | 24 | #include <TBRIK.h> |
25 | #include <TNode.h> | |
26 | #include <TTree.h> | |
27 | #include <TGeometry.h> | |
28 | #include <TObjArray.h> | |
29 | #include <TClonesArray.h> | |
30 | #include <TFile.h> | |
31 | #include <TNtuple.h> | |
32 | #include <TParticle.h> | |
33 | ||
34 | #include "AliRun.h" | |
35 | #include "AliPMD.h" | |
36 | #include "AliHit.h" | |
37 | #include "AliDetector.h" | |
38 | #include "AliRunLoader.h" | |
39 | #include "AliLoader.h" | |
40 | #include "AliConfig.h" | |
41 | #include "AliMagF.h" | |
42 | #include "AliRunDigitizer.h" | |
43 | #include "AliHeader.h" | |
44 | ||
45 | #include "AliPMDcell.h" | |
46 | #include "AliPMDsdigit.h" | |
47 | #include "AliPMDdigit.h" | |
48 | #include "AliPMDDigitizer.h" | |
49 | #include "AliPMDClustering.h" | |
5d12ce38 | 50 | #include "AliMC.h" |
b2b13ee2 | 51 | |
52 | ClassImp(AliPMDDigitizer) | |
a7d110b8 | 53 | |
b2b13ee2 | 54 | AliPMDDigitizer::AliPMDDigitizer() |
55 | { | |
36031625 | 56 | // Default Constructor |
57 | // | |
b2b13ee2 | 58 | if (!fSDigits) fSDigits = new TClonesArray("AliPMDsdigit", 1000); |
59 | fNsdigit = 0; | |
60 | if (!fDigits) fDigits = new TClonesArray("AliPMDdigit", 1000); | |
61 | fNdigit = 0; | |
62 | ||
36031625 | 63 | for (Int_t i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 64 | { |
36031625 | 65 | for (Int_t j = 0; j < fgkRow; j++) |
b2b13ee2 | 66 | { |
36031625 | 67 | for (Int_t k = 0; k < fgkCol; k++) |
b2b13ee2 | 68 | { |
69 | fCPV[i][j][k] = 0.; | |
36031625 | 70 | fPRE[i][j][k] = 0.; |
b2b13ee2 | 71 | } |
72 | } | |
73 | } | |
74 | ||
75 | if (!fCell) fCell = new TObjArray(); | |
76 | ||
77 | fZPos = 361.5; // in units of cm, This is the default position of PMD | |
b2b13ee2 | 78 | } |
79 | AliPMDDigitizer::~AliPMDDigitizer() | |
80 | { | |
36031625 | 81 | // Default Destructor |
82 | // | |
b2b13ee2 | 83 | delete fSDigits; |
84 | delete fDigits; | |
85 | delete fCell; | |
86 | } | |
87 | // | |
88 | // Member functions | |
89 | // | |
85a5290f | 90 | void AliPMDDigitizer::OpengAliceFile(const char *file, Option_t *option) |
b2b13ee2 | 91 | { |
36031625 | 92 | // Loads galice.root file and corresponding header, kinematics |
93 | // hits and sdigits or digits depending on the option | |
94 | // | |
806c4597 | 95 | fRunLoader = AliRunLoader::Open(file,AliConfig::fgkDefaultEventFolderName, |
96 | "UPDATE"); | |
b2b13ee2 | 97 | |
98 | if (!fRunLoader) | |
99 | { | |
100 | Error("Open","Can not open session for file %s.",file); | |
101 | } | |
102 | ||
103 | fRunLoader->LoadgAlice(); | |
104 | fRunLoader->LoadHeader(); | |
105 | fRunLoader->LoadKinematics(); | |
106 | ||
b208c6a3 | 107 | gAlice = fRunLoader->GetAliRun(); |
b2b13ee2 | 108 | |
b208c6a3 | 109 | if (gAlice) |
b2b13ee2 | 110 | { |
111 | printf("<AliPMDdigitizer::Open> "); | |
112 | printf("AliRun object found on file.\n"); | |
113 | } | |
114 | else | |
115 | { | |
116 | printf("<AliPMDdigitizer::Open> "); | |
117 | printf("Could not find AliRun object.\n"); | |
118 | } | |
119 | ||
b208c6a3 | 120 | fPMD = (AliPMD*)gAlice->GetDetector("PMD"); |
36031625 | 121 | fPMDLoader = fRunLoader->GetLoader("PMDLoader"); |
122 | if (fPMDLoader == 0x0) | |
b2b13ee2 | 123 | { |
124 | cerr<<"Hits2Digits : Can not find PMD or PMDLoader\n"; | |
125 | } | |
126 | ||
127 | const char *cHS = strstr(option,"HS"); | |
128 | const char *cHD = strstr(option,"HD"); | |
129 | const char *cSD = strstr(option,"SD"); | |
130 | ||
131 | if (cHS) | |
132 | { | |
36031625 | 133 | fPMDLoader->LoadHits("READ"); |
134 | fPMDLoader->LoadSDigits("recreate"); | |
b2b13ee2 | 135 | } |
136 | else if (cHD) | |
137 | { | |
36031625 | 138 | fPMDLoader->LoadHits("READ"); |
139 | fPMDLoader->LoadDigits("recreate"); | |
b2b13ee2 | 140 | } |
141 | else if (cSD) | |
142 | { | |
36031625 | 143 | fPMDLoader->LoadSDigits("READ"); |
144 | fPMDLoader->LoadDigits("recreate"); | |
b2b13ee2 | 145 | } |
146 | ||
147 | } | |
148 | void AliPMDDigitizer::Hits2SDigits(Int_t ievt) | |
149 | { | |
36031625 | 150 | // This reads the PMD Hits tree and assigns the right track number |
151 | // to a cell and stores in the summable digits tree | |
152 | // | |
153 | // cout << " -------- Beginning of Hits2SDigits ----------- " << endl; | |
b2b13ee2 | 154 | |
36031625 | 155 | const Int_t kPi0 = 111; |
156 | const Int_t kGamma = 22; | |
b2b13ee2 | 157 | Int_t npmd; |
158 | Int_t trackno; | |
b2b13ee2 | 159 | Int_t smnumber; |
160 | Int_t trackpid; | |
161 | Int_t mtrackno; | |
162 | Int_t mtrackpid; | |
163 | ||
164 | Float_t xPos, yPos, zPos; | |
8599803d | 165 | Int_t xpad = -1, ypad = -1; |
b2b13ee2 | 166 | Float_t edep; |
167 | Float_t vx = -999.0, vy = -999.0, vz = -999.0; | |
168 | ||
a7d110b8 | 169 | |
b2b13ee2 | 170 | ResetSDigit(); |
171 | ||
172 | printf("Event Number = %d \n",ievt); | |
173 | Int_t nparticles = fRunLoader->GetHeader()->GetNtrack(); | |
174 | printf("Number of Particles = %d \n", nparticles); | |
175 | fRunLoader->GetEvent(ievt); | |
a7d110b8 | 176 | // fPArray = gAlice->GetMCApp()->Particles(); |
b2b13ee2 | 177 | // ------------------------------------------------------- // |
178 | // Pointer to specific detector hits. | |
179 | // Get pointers to Alice detectors and Hits containers | |
180 | ||
36031625 | 181 | fTreeH = fPMDLoader->TreeH(); |
b2b13ee2 | 182 | |
36031625 | 183 | Int_t ntracks = (Int_t) fTreeH->GetEntries(); |
b2b13ee2 | 184 | printf("Number of Tracks in the TreeH = %d \n", ntracks); |
185 | ||
36031625 | 186 | fTreeS = fPMDLoader->TreeS(); |
187 | if (fTreeS == 0x0) | |
b2b13ee2 | 188 | { |
36031625 | 189 | fPMDLoader->MakeTree("S"); |
190 | fTreeS = fPMDLoader->TreeS(); | |
b2b13ee2 | 191 | } |
192 | Int_t bufsize = 16000; | |
36031625 | 193 | fTreeS->Branch("PMDSDigit", &fSDigits, bufsize); |
b2b13ee2 | 194 | |
36031625 | 195 | if (fPMD) fHits = fPMD->Hits(); |
b2b13ee2 | 196 | |
197 | // Start loop on tracks in the hits containers | |
a7d110b8 | 198 | |
b2b13ee2 | 199 | for (Int_t track=0; track<ntracks;track++) |
200 | { | |
b208c6a3 | 201 | gAlice->ResetHits(); |
36031625 | 202 | fTreeH->GetEvent(track); |
36031625 | 203 | if (fPMD) |
b2b13ee2 | 204 | { |
36031625 | 205 | npmd = fHits->GetEntriesFast(); |
b2b13ee2 | 206 | for (int ipmd = 0; ipmd < npmd; ipmd++) |
207 | { | |
36031625 | 208 | fPMDHit = (AliPMDhit*) fHits->UncheckedAt(ipmd); |
209 | trackno = fPMDHit->GetTrack(); | |
b2b13ee2 | 210 | // get kinematics of the particles |
36031625 | 211 | |
b208c6a3 | 212 | fParticle = gAlice->GetMCApp()->Particle(trackno); |
36031625 | 213 | trackpid = fParticle->GetPdgCode(); |
b2b13ee2 | 214 | |
215 | Int_t igatr = -999; | |
216 | Int_t ichtr = -999; | |
8599803d | 217 | Int_t igapid = -999; |
b2b13ee2 | 218 | Int_t imo; |
219 | Int_t igen = 0; | |
36031625 | 220 | Int_t idmo = -999; |
8599803d | 221 | |
36031625 | 222 | TParticle* mparticle = fParticle; |
223 | Int_t tracknoOld=0, trackpidOld=0, statusOld = 0; | |
8599803d | 224 | if (mparticle->GetFirstMother() == -1) |
225 | { | |
36031625 | 226 | tracknoOld = trackno; |
227 | trackpidOld = trackpid; | |
228 | statusOld = -1; | |
8599803d | 229 | } |
8599803d | 230 | Int_t igstatus = 0; |
b2b13ee2 | 231 | while((imo = mparticle->GetFirstMother()) >= 0) |
232 | { | |
233 | igen++; | |
36031625 | 234 | |
b208c6a3 | 235 | mparticle = gAlice->GetMCApp()->Particle(imo); |
36031625 | 236 | idmo = mparticle->GetPdgCode(); |
b2b13ee2 | 237 | |
238 | vx = mparticle->Vx(); | |
239 | vy = mparticle->Vy(); | |
240 | vz = mparticle->Vz(); | |
241 | ||
36031625 | 242 | //printf("==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); |
243 | //fprintf(fpw1,"==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); | |
244 | if ((idmo == kGamma || idmo == -11 || idmo == 11) && vx == 0. && vy == 0. && vz == 0.) | |
b2b13ee2 | 245 | { |
246 | igatr = imo; | |
36031625 | 247 | igapid = idmo; |
8599803d | 248 | igstatus = 1; |
249 | } | |
250 | if(igstatus == 0) | |
251 | { | |
36031625 | 252 | if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) |
8599803d | 253 | { |
254 | igatr = imo; | |
36031625 | 255 | igapid = idmo; |
8599803d | 256 | } |
b2b13ee2 | 257 | } |
258 | ichtr = imo; | |
259 | } | |
260 | ||
36031625 | 261 | if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) |
b2b13ee2 | 262 | { |
263 | mtrackno = igatr; | |
8599803d | 264 | mtrackpid = igapid; |
b2b13ee2 | 265 | } |
266 | else | |
267 | { | |
268 | mtrackno = ichtr; | |
36031625 | 269 | mtrackpid = idmo; |
b2b13ee2 | 270 | } |
36031625 | 271 | if (statusOld == -1) |
8599803d | 272 | { |
36031625 | 273 | mtrackno = tracknoOld; |
274 | mtrackpid = trackpidOld; | |
8599803d | 275 | } |
36031625 | 276 | xPos = fPMDHit->X(); |
277 | yPos = fPMDHit->Y(); | |
278 | zPos = fPMDHit->Z(); | |
279 | edep = fPMDHit->fEnergy; | |
280 | Int_t vol1 = fPMDHit->fVolume[1]; // Column | |
281 | Int_t vol2 = fPMDHit->fVolume[2]; // Row | |
282 | Int_t vol3 = fPMDHit->fVolume[3]; // UnitModule | |
283 | Int_t vol6 = fPMDHit->fVolume[6]; // SuperModule | |
8599803d | 284 | // -----------------------------------------// |
285 | // For Super Module 1 & 2 // | |
286 | // nrow = 96, ncol = 48 // | |
287 | // For Super Module 3 & 4 // | |
288 | // nrow = 48, ncol = 96 // | |
289 | // -----------------------------------------// | |
b2b13ee2 | 290 | |
36031625 | 291 | smnumber = (vol6-1)*6 + vol3; |
8599803d | 292 | |
36031625 | 293 | if (vol6 == 1 || vol6 == 2) |
8599803d | 294 | { |
36031625 | 295 | xpad = vol1; |
296 | ypad = vol2; | |
8599803d | 297 | } |
36031625 | 298 | else if (vol6 == 3 || vol6 == 4) |
b2b13ee2 | 299 | { |
36031625 | 300 | xpad = vol2; |
301 | ypad = vol1; | |
b2b13ee2 | 302 | } |
b2b13ee2 | 303 | |
75bb524e | 304 | //cout << "zpos = " << zPos << " edep = " << edep << endl; |
b2b13ee2 | 305 | |
8599803d | 306 | Float_t zposition = TMath::Abs(zPos); |
307 | if (zposition < fZPos) | |
b2b13ee2 | 308 | { |
309 | // CPV | |
310 | fDetNo = 1; | |
311 | } | |
8599803d | 312 | else if (zposition > fZPos) |
b2b13ee2 | 313 | { |
314 | // PMD | |
315 | fDetNo = 0; | |
316 | } | |
8599803d | 317 | Int_t smn = smnumber - 1; |
318 | Int_t ixx = xpad - 1; | |
319 | Int_t iyy = ypad - 1; | |
b2b13ee2 | 320 | if (fDetNo == 0) |
321 | { | |
36031625 | 322 | fPRE[smn][ixx][iyy] += edep; |
323 | fPRECounter[smn][ixx][iyy]++; | |
b2b13ee2 | 324 | |
36031625 | 325 | fPMDcell = new AliPMDcell(mtrackno,smn,ixx,iyy,edep); |
b2b13ee2 | 326 | |
36031625 | 327 | fCell->Add(fPMDcell); |
b2b13ee2 | 328 | } |
329 | else if(fDetNo == 1) | |
330 | { | |
8599803d | 331 | fCPV[smn][ixx][iyy] += edep; |
332 | fCPVTrackNo[smn][ixx][iyy] = mtrackno; | |
b2b13ee2 | 333 | } |
334 | } | |
335 | } | |
336 | } // Track Loop ended | |
8599803d | 337 | |
b2b13ee2 | 338 | TrackAssignment2Cell(); |
b2b13ee2 | 339 | ResetCell(); |
340 | ||
341 | Float_t deltaE = 0.; | |
342 | Int_t detno = 0; | |
b2b13ee2 | 343 | Int_t trno = -1; |
344 | Int_t cellno = 0; | |
345 | ||
346 | for (Int_t idet = 0; idet < 2; idet++) | |
347 | { | |
36031625 | 348 | for (Int_t ism = 0; ism < fgkTotUM; ism++) |
b2b13ee2 | 349 | { |
36031625 | 350 | for (Int_t jrow = 0; jrow < fgkRow; jrow++) |
b2b13ee2 | 351 | { |
36031625 | 352 | for (Int_t kcol = 0; kcol < fgkCol; kcol++) |
b2b13ee2 | 353 | { |
36031625 | 354 | cellno = jrow*fgkCol + kcol; |
b2b13ee2 | 355 | if (idet == 0) |
356 | { | |
36031625 | 357 | deltaE = fPRE[ism][jrow][kcol]; |
358 | trno = fPRETrackNo[ism][jrow][kcol]; | |
b2b13ee2 | 359 | detno = 0; |
360 | } | |
361 | else if (idet == 1) | |
362 | { | |
363 | deltaE = fCPV[ism][jrow][kcol]; | |
364 | trno = fCPVTrackNo[ism][jrow][kcol]; | |
365 | detno = 1; | |
366 | } | |
367 | if (deltaE > 0.) | |
368 | { | |
b2b13ee2 | 369 | AddSDigit(trno,detno,ism,cellno,deltaE); |
370 | } | |
371 | } | |
372 | } | |
36031625 | 373 | fTreeS->Fill(); |
b2b13ee2 | 374 | ResetSDigit(); |
375 | } | |
376 | } | |
36031625 | 377 | fPMDLoader->WriteSDigits("OVERWRITE"); |
b2b13ee2 | 378 | ResetCellADC(); |
379 | ||
380 | // cout << " -------- End of Hits2SDigit ----------- " << endl; | |
381 | } | |
382 | ||
383 | void AliPMDDigitizer::Hits2Digits(Int_t ievt) | |
384 | { | |
36031625 | 385 | // This reads the PMD Hits tree and assigns the right track number |
386 | // to a cell and stores in the digits tree | |
387 | // | |
388 | const Int_t kPi0 = 111; | |
389 | const Int_t kGamma = 22; | |
b2b13ee2 | 390 | Int_t npmd; |
391 | Int_t trackno; | |
b2b13ee2 | 392 | Int_t smnumber; |
393 | Int_t trackpid; | |
394 | Int_t mtrackno; | |
395 | Int_t mtrackpid; | |
396 | ||
397 | Float_t xPos, yPos, zPos; | |
8599803d | 398 | Int_t xpad = -1, ypad = -1; |
b2b13ee2 | 399 | Float_t edep; |
400 | Float_t vx = -999.0, vy = -999.0, vz = -999.0; | |
401 | ||
b2b13ee2 | 402 | ResetDigit(); |
403 | ||
404 | printf("Event Number = %d \n",ievt); | |
405 | ||
406 | Int_t nparticles = fRunLoader->GetHeader()->GetNtrack(); | |
407 | printf("Number of Particles = %d \n", nparticles); | |
408 | fRunLoader->GetEvent(ievt); | |
a7d110b8 | 409 | // fPArray = gAlice->GetMCApp()->Particles(); |
b2b13ee2 | 410 | // ------------------------------------------------------- // |
411 | // Pointer to specific detector hits. | |
412 | // Get pointers to Alice detectors and Hits containers | |
413 | ||
b208c6a3 | 414 | fPMD = (AliPMD*)gAlice->GetDetector("PMD"); |
36031625 | 415 | fPMDLoader = fRunLoader->GetLoader("PMDLoader"); |
b2b13ee2 | 416 | |
36031625 | 417 | if (fPMDLoader == 0x0) |
b2b13ee2 | 418 | { |
419 | cerr<<"Hits2Digits method : Can not find PMD or PMDLoader\n"; | |
420 | } | |
36031625 | 421 | fTreeH = fPMDLoader->TreeH(); |
422 | Int_t ntracks = (Int_t) fTreeH->GetEntries(); | |
b2b13ee2 | 423 | printf("Number of Tracks in the TreeH = %d \n", ntracks); |
36031625 | 424 | fPMDLoader->LoadDigits("recreate"); |
425 | fTreeD = fPMDLoader->TreeD(); | |
426 | if (fTreeD == 0x0) | |
b2b13ee2 | 427 | { |
36031625 | 428 | fPMDLoader->MakeTree("D"); |
429 | fTreeD = fPMDLoader->TreeD(); | |
b2b13ee2 | 430 | } |
431 | Int_t bufsize = 16000; | |
36031625 | 432 | fTreeD->Branch("PMDDigit", &fDigits, bufsize); |
b2b13ee2 | 433 | |
36031625 | 434 | if (fPMD) fHits = fPMD->Hits(); |
b2b13ee2 | 435 | |
436 | // Start loop on tracks in the hits containers | |
437 | ||
438 | for (Int_t track=0; track<ntracks;track++) | |
439 | { | |
b208c6a3 | 440 | gAlice->ResetHits(); |
36031625 | 441 | fTreeH->GetEvent(track); |
b2b13ee2 | 442 | |
36031625 | 443 | if (fPMD) |
b2b13ee2 | 444 | { |
36031625 | 445 | npmd = fHits->GetEntriesFast(); |
b2b13ee2 | 446 | for (int ipmd = 0; ipmd < npmd; ipmd++) |
447 | { | |
36031625 | 448 | fPMDHit = (AliPMDhit*) fHits->UncheckedAt(ipmd); |
449 | trackno = fPMDHit->GetTrack(); | |
b2b13ee2 | 450 | |
451 | // get kinematics of the particles | |
452 | ||
b208c6a3 | 453 | fParticle = gAlice->GetMCApp()->Particle(trackno); |
36031625 | 454 | trackpid = fParticle->GetPdgCode(); |
b2b13ee2 | 455 | |
456 | Int_t igatr = -999; | |
457 | Int_t ichtr = -999; | |
8599803d | 458 | Int_t igapid = -999; |
b2b13ee2 | 459 | Int_t imo; |
460 | Int_t igen = 0; | |
36031625 | 461 | Int_t idmo = -999; |
8599803d | 462 | |
36031625 | 463 | TParticle* mparticle = fParticle; |
464 | Int_t tracknoOld=0, trackpidOld=0, statusOld = 0; | |
8599803d | 465 | if (mparticle->GetFirstMother() == -1) |
466 | { | |
36031625 | 467 | tracknoOld = trackno; |
468 | trackpidOld = trackpid; | |
469 | statusOld = -1; | |
8599803d | 470 | } |
471 | ||
472 | Int_t igstatus = 0; | |
b2b13ee2 | 473 | while((imo = mparticle->GetFirstMother()) >= 0) |
474 | { | |
475 | igen++; | |
36031625 | 476 | |
b208c6a3 | 477 | mparticle = gAlice->GetMCApp()->Particle(imo); |
36031625 | 478 | idmo = mparticle->GetPdgCode(); |
b2b13ee2 | 479 | |
480 | vx = mparticle->Vx(); | |
481 | vy = mparticle->Vy(); | |
482 | vz = mparticle->Vz(); | |
483 | ||
36031625 | 484 | //printf("==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); |
485 | //fprintf(fpw1,"==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); | |
486 | if ((idmo == kGamma || idmo == -11 || idmo == 11) && vx == 0. && vy == 0. && vz == 0.) | |
b2b13ee2 | 487 | { |
488 | igatr = imo; | |
36031625 | 489 | igapid = idmo; |
8599803d | 490 | igstatus = 1; |
491 | } | |
492 | if(igstatus == 0) | |
493 | { | |
36031625 | 494 | if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) |
8599803d | 495 | { |
496 | igatr = imo; | |
36031625 | 497 | igapid = idmo; |
8599803d | 498 | } |
b2b13ee2 | 499 | } |
500 | ichtr = imo; | |
501 | } | |
502 | ||
36031625 | 503 | if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) |
b2b13ee2 | 504 | { |
505 | mtrackno = igatr; | |
8599803d | 506 | mtrackpid = igapid; |
b2b13ee2 | 507 | } |
508 | else | |
509 | { | |
510 | mtrackno = ichtr; | |
36031625 | 511 | mtrackpid = idmo; |
b2b13ee2 | 512 | } |
36031625 | 513 | if (statusOld == -1) |
8599803d | 514 | { |
36031625 | 515 | mtrackno = tracknoOld; |
516 | mtrackpid = trackpidOld; | |
8599803d | 517 | } |
b2b13ee2 | 518 | |
36031625 | 519 | xPos = fPMDHit->X(); |
520 | yPos = fPMDHit->Y(); | |
521 | zPos = fPMDHit->Z(); | |
522 | edep = fPMDHit->fEnergy; | |
523 | Int_t vol1 = fPMDHit->fVolume[1]; // Column | |
524 | Int_t vol2 = fPMDHit->fVolume[2]; // Row | |
525 | Int_t vol3 = fPMDHit->fVolume[3]; // UnitModule | |
526 | Int_t vol6 = fPMDHit->fVolume[6]; // SuperModule | |
8599803d | 527 | |
528 | // -----------------------------------------// | |
529 | // For Super Module 1 & 2 // | |
530 | // nrow = 96, ncol = 48 // | |
531 | // For Super Module 3 & 4 // | |
532 | // nrow = 48, ncol = 96 // | |
533 | // -----------------------------------------// | |
b2b13ee2 | 534 | |
36031625 | 535 | smnumber = (vol6-1)*6 + vol3; |
8599803d | 536 | |
36031625 | 537 | if (vol6 == 1 || vol6 == 2) |
b2b13ee2 | 538 | { |
36031625 | 539 | xpad = vol1; |
540 | ypad = vol2; | |
8599803d | 541 | } |
36031625 | 542 | else if (vol6 == 3 || vol6 == 4) |
8599803d | 543 | { |
36031625 | 544 | xpad = vol2; |
545 | ypad = vol1; | |
b2b13ee2 | 546 | } |
b2b13ee2 | 547 | |
548 | //cout << "-zpos = " << -zPos << endl; | |
8599803d | 549 | |
550 | Float_t zposition = TMath::Abs(zPos); | |
551 | ||
552 | if (zposition < fZPos) | |
b2b13ee2 | 553 | { |
554 | // CPV | |
555 | fDetNo = 1; | |
556 | } | |
8599803d | 557 | else if (zposition > fZPos) |
b2b13ee2 | 558 | { |
559 | // PMD | |
560 | fDetNo = 0; | |
561 | } | |
8599803d | 562 | |
563 | Int_t smn = smnumber - 1; | |
564 | Int_t ixx = xpad - 1; | |
565 | Int_t iyy = ypad - 1; | |
566 | if (fDetNo == 0) | |
b2b13ee2 | 567 | { |
36031625 | 568 | fPRE[smn][ixx][iyy] += edep; |
569 | fPRECounter[smn][ixx][iyy]++; | |
8599803d | 570 | |
36031625 | 571 | fPMDcell = new AliPMDcell(mtrackno,smn,ixx,iyy,edep); |
8599803d | 572 | |
36031625 | 573 | fCell->Add(fPMDcell); |
b2b13ee2 | 574 | } |
8599803d | 575 | else if(fDetNo == 1) |
b2b13ee2 | 576 | { |
8599803d | 577 | fCPV[smn][ixx][iyy] += edep; |
578 | fCPVTrackNo[smn][ixx][iyy] = mtrackno; | |
b2b13ee2 | 579 | } |
580 | } | |
581 | } | |
582 | } // Track Loop ended | |
583 | ||
584 | TrackAssignment2Cell(); | |
585 | ResetCell(); | |
586 | ||
587 | Float_t deltaE = 0.; | |
588 | Int_t detno = 0; | |
b2b13ee2 | 589 | Int_t trno = 1; |
590 | Int_t cellno; | |
591 | ||
592 | for (Int_t idet = 0; idet < 2; idet++) | |
593 | { | |
36031625 | 594 | for (Int_t ism = 0; ism < fgkTotUM; ism++) |
b2b13ee2 | 595 | { |
36031625 | 596 | for (Int_t jrow = 0; jrow < fgkRow; jrow++) |
b2b13ee2 | 597 | { |
36031625 | 598 | for (Int_t kcol = 0; kcol < fgkCol; kcol++) |
b2b13ee2 | 599 | { |
36031625 | 600 | cellno = jrow*fgkCol + kcol; |
b2b13ee2 | 601 | if (idet == 0) |
602 | { | |
36031625 | 603 | deltaE = fPRE[ism][jrow][kcol]; |
604 | trno = fPRETrackNo[ism][jrow][kcol]; | |
b2b13ee2 | 605 | detno = 0; |
606 | } | |
607 | else if (idet == 1) | |
608 | { | |
609 | deltaE = fCPV[ism][jrow][kcol]; | |
8599803d | 610 | trno = fCPVTrackNo[ism][jrow][kcol]; |
b2b13ee2 | 611 | detno = 1; |
612 | } | |
613 | if (deltaE > 0.) | |
614 | { | |
b2b13ee2 | 615 | AddDigit(trno,detno,ism,cellno,deltaE); |
616 | } | |
617 | } // column loop | |
618 | } // row loop | |
619 | } // supermodule loop | |
36031625 | 620 | fTreeD->Fill(); |
b2b13ee2 | 621 | ResetDigit(); |
622 | } // detector loop | |
623 | ||
36031625 | 624 | fPMDLoader->WriteDigits("OVERWRITE"); |
b2b13ee2 | 625 | ResetCellADC(); |
626 | ||
627 | // cout << " -------- End of Hits2Digit ----------- " << endl; | |
628 | } | |
629 | ||
630 | ||
631 | void AliPMDDigitizer::SDigits2Digits(Int_t ievt) | |
632 | { | |
36031625 | 633 | // This reads the PMD sdigits tree and converts energy deposition |
634 | // in a cell to ADC and stores in the digits tree | |
635 | // | |
b2b13ee2 | 636 | // cout << " -------- Beginning of SDigits2Digit ----------- " << endl; |
637 | fRunLoader->GetEvent(ievt); | |
638 | ||
36031625 | 639 | fTreeS = fPMDLoader->TreeS(); |
b2b13ee2 | 640 | AliPMDsdigit *pmdsdigit; |
36031625 | 641 | TBranch *branch = fTreeS->GetBranch("PMDSDigit"); |
b2b13ee2 | 642 | branch->SetAddress(&fSDigits); |
643 | ||
36031625 | 644 | fTreeD = fPMDLoader->TreeD(); |
645 | if (fTreeD == 0x0) | |
b2b13ee2 | 646 | { |
36031625 | 647 | fPMDLoader->MakeTree("D"); |
648 | fTreeD = fPMDLoader->TreeD(); | |
b2b13ee2 | 649 | } |
650 | Int_t bufsize = 16000; | |
36031625 | 651 | fTreeD->Branch("PMDDigit", &fDigits, bufsize); |
b2b13ee2 | 652 | |
653 | Int_t trno, det, smn; | |
654 | Int_t cellno; | |
655 | Float_t edep, adc; | |
656 | ||
36031625 | 657 | Int_t nmodules = (Int_t) fTreeS->GetEntries(); |
b2b13ee2 | 658 | |
659 | for (Int_t imodule = 0; imodule < nmodules; imodule++) | |
660 | { | |
36031625 | 661 | fTreeS->GetEntry(imodule); |
b2b13ee2 | 662 | Int_t nentries = fSDigits->GetLast(); |
663 | //cout << " nentries = " << nentries << endl; | |
664 | for (Int_t ient = 0; ient < nentries+1; ient++) | |
665 | { | |
666 | pmdsdigit = (AliPMDsdigit*)fSDigits->UncheckedAt(ient); | |
667 | trno = pmdsdigit->GetTrackNumber(); | |
668 | det = pmdsdigit->GetDetector(); | |
669 | smn = pmdsdigit->GetSMNumber(); | |
670 | cellno = pmdsdigit->GetCellNumber(); | |
671 | edep = pmdsdigit->GetCellEdep(); | |
672 | ||
673 | MeV2ADC(edep,adc); | |
b2b13ee2 | 674 | AddDigit(trno,det,smn,cellno,adc); |
675 | } | |
36031625 | 676 | fTreeD->Fill(); |
b2b13ee2 | 677 | ResetDigit(); |
678 | } | |
36031625 | 679 | fPMDLoader->WriteDigits("OVERWRITE"); |
b2b13ee2 | 680 | // cout << " -------- End of SDigits2Digit ----------- " << endl; |
681 | } | |
682 | ||
683 | void AliPMDDigitizer::TrackAssignment2Cell() | |
684 | { | |
b2b13ee2 | 685 | // |
75bb524e | 686 | // This block assigns the cell id when there are |
b2b13ee2 | 687 | // multiple tracks in a cell according to the |
688 | // energy deposition | |
689 | // | |
75bb524e | 690 | Bool_t jsort = false; |
8599803d | 691 | |
b2b13ee2 | 692 | Int_t i, j, k; |
693 | ||
36031625 | 694 | Float_t *fracEdp; |
695 | Float_t *trEdp; | |
75bb524e | 696 | Int_t *status1; |
697 | Int_t *status2; | |
698 | Int_t *trnarray; | |
36031625 | 699 | Int_t ****pmdTrack; |
700 | Float_t ****pmdEdep; | |
b2b13ee2 | 701 | |
36031625 | 702 | pmdTrack = new Int_t ***[fgkTotUM]; |
703 | pmdEdep = new Float_t ***[fgkTotUM]; | |
704 | for (i=0; i<fgkTotUM; i++) | |
b2b13ee2 | 705 | { |
36031625 | 706 | pmdTrack[i] = new Int_t **[fgkRow]; |
707 | pmdEdep[i] = new Float_t **[fgkRow]; | |
b2b13ee2 | 708 | } |
709 | ||
36031625 | 710 | for (i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 711 | { |
36031625 | 712 | for (j = 0; j < fgkRow; j++) |
b2b13ee2 | 713 | { |
36031625 | 714 | pmdTrack[i][j] = new Int_t *[fgkCol]; |
715 | pmdEdep[i][j] = new Float_t *[fgkCol]; | |
b2b13ee2 | 716 | } |
717 | } | |
718 | ||
36031625 | 719 | for (i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 720 | { |
36031625 | 721 | for (j = 0; j < fgkRow; j++) |
b2b13ee2 | 722 | { |
36031625 | 723 | for (k = 0; k < fgkCol; k++) |
b2b13ee2 | 724 | { |
36031625 | 725 | Int_t nn = fPRECounter[i][j][k]; |
b2b13ee2 | 726 | if(nn > 0) |
727 | { | |
36031625 | 728 | pmdTrack[i][j][k] = new Int_t[nn]; |
729 | pmdEdep[i][j][k] = new Float_t[nn]; | |
b2b13ee2 | 730 | } |
731 | else | |
732 | { | |
733 | nn = 1; | |
36031625 | 734 | pmdTrack[i][j][k] = new Int_t[nn]; |
735 | pmdEdep[i][j][k] = new Float_t[nn]; | |
b2b13ee2 | 736 | } |
36031625 | 737 | fPRECounter[i][j][k] = 0; |
b2b13ee2 | 738 | } |
739 | } | |
740 | } | |
741 | ||
742 | ||
743 | Int_t nentries = fCell->GetEntries(); | |
744 | ||
745 | Int_t mtrackno, ism, ixp, iyp; | |
746 | Float_t edep; | |
747 | ||
748 | for (i = 0; i < nentries; i++) | |
749 | { | |
36031625 | 750 | fPMDcell = (AliPMDcell*)fCell->UncheckedAt(i); |
b2b13ee2 | 751 | |
36031625 | 752 | mtrackno = fPMDcell->GetTrackNumber(); |
753 | ism = fPMDcell->GetSMNumber(); | |
754 | ixp = fPMDcell->GetX(); | |
755 | iyp = fPMDcell->GetY(); | |
756 | edep = fPMDcell->GetEdep(); | |
757 | Int_t nn = fPRECounter[ism][ixp][iyp]; | |
b2b13ee2 | 758 | // cout << " nn = " << nn << endl; |
36031625 | 759 | pmdTrack[ism][ixp][iyp][nn] = (Int_t) mtrackno; |
760 | pmdEdep[ism][ixp][iyp][nn] = edep; | |
761 | fPRECounter[ism][ixp][iyp]++; | |
b2b13ee2 | 762 | } |
763 | ||
764 | Int_t iz, il; | |
765 | Int_t im, ix, iy; | |
766 | Int_t nn; | |
767 | ||
36031625 | 768 | for (im=0; im<fgkTotUM; im++) |
b2b13ee2 | 769 | { |
36031625 | 770 | for (ix=0; ix<fgkRow; ix++) |
b2b13ee2 | 771 | { |
36031625 | 772 | for (iy=0; iy<fgkCol; iy++) |
b2b13ee2 | 773 | { |
36031625 | 774 | nn = fPRECounter[im][ix][iy]; |
b2b13ee2 | 775 | if (nn > 1) |
776 | { | |
777 | // This block handles if a cell is fired | |
778 | // many times by many tracks | |
75bb524e | 779 | status1 = new Int_t[nn]; |
780 | status2 = new Int_t[nn]; | |
781 | trnarray = new Int_t[nn]; | |
b2b13ee2 | 782 | for (iz = 0; iz < nn; iz++) |
783 | { | |
36031625 | 784 | status1[iz] = pmdTrack[im][ix][iy][iz]; |
b2b13ee2 | 785 | } |
75bb524e | 786 | TMath::Sort(nn,status1,status2,jsort); |
36031625 | 787 | Int_t trackOld = -99999; |
788 | Int_t track, trCount = 0; | |
b2b13ee2 | 789 | for (iz = 0; iz < nn; iz++) |
790 | { | |
75bb524e | 791 | track = status1[status2[iz]]; |
36031625 | 792 | if (trackOld != track) |
b2b13ee2 | 793 | { |
36031625 | 794 | trnarray[trCount] = track; |
795 | trCount++; | |
b2b13ee2 | 796 | } |
36031625 | 797 | trackOld = track; |
b2b13ee2 | 798 | } |
75bb524e | 799 | delete status1; |
800 | delete status2; | |
36031625 | 801 | Float_t totEdp = 0.; |
802 | trEdp = new Float_t[trCount]; | |
803 | fracEdp = new Float_t[trCount]; | |
804 | for (il = 0; il < trCount; il++) | |
b2b13ee2 | 805 | { |
36031625 | 806 | trEdp[il] = 0.; |
75bb524e | 807 | track = trnarray[il]; |
b2b13ee2 | 808 | for (iz = 0; iz < nn; iz++) |
809 | { | |
36031625 | 810 | if (track == pmdTrack[im][ix][iy][iz]) |
b2b13ee2 | 811 | { |
36031625 | 812 | trEdp[il] += pmdEdep[im][ix][iy][iz]; |
b2b13ee2 | 813 | } |
814 | } | |
36031625 | 815 | totEdp += trEdp[il]; |
b2b13ee2 | 816 | } |
36031625 | 817 | Int_t ilOld = 0; |
818 | Float_t fracOld = 0.; | |
b2b13ee2 | 819 | |
36031625 | 820 | for (il = 0; il < trCount; il++) |
b2b13ee2 | 821 | { |
36031625 | 822 | fracEdp[il] = trEdp[il]/totEdp; |
823 | if (fracOld < fracEdp[il]) | |
b2b13ee2 | 824 | { |
36031625 | 825 | fracOld = fracEdp[il]; |
826 | ilOld = il; | |
b2b13ee2 | 827 | } |
828 | } | |
36031625 | 829 | fPRETrackNo[im][ix][iy] = trnarray[ilOld]; |
830 | delete fracEdp; | |
831 | delete trEdp; | |
75bb524e | 832 | delete trnarray; |
b2b13ee2 | 833 | } |
834 | else if (nn == 1) | |
835 | { | |
836 | // This only handles if a cell is fired | |
837 | // by only one track | |
838 | ||
36031625 | 839 | fPRETrackNo[im][ix][iy] = pmdTrack[im][ix][iy][0]; |
b2b13ee2 | 840 | |
841 | } | |
842 | else if (nn ==0) | |
843 | { | |
844 | // This is if no cell is fired | |
36031625 | 845 | fPRETrackNo[im][ix][iy] = -999; |
b2b13ee2 | 846 | } |
847 | } // end of iy | |
848 | } // end of ix | |
849 | } // end of im | |
850 | ||
851 | // Delete all the pointers | |
852 | ||
36031625 | 853 | for (i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 854 | { |
36031625 | 855 | for (j = 0; j < fgkRow; j++) |
b2b13ee2 | 856 | { |
36031625 | 857 | for (k = 0; k < fgkCol; k++) |
b2b13ee2 | 858 | { |
36031625 | 859 | delete [] pmdTrack[i][j][k]; |
860 | delete [] pmdEdep[i][j][k]; | |
b2b13ee2 | 861 | } |
862 | } | |
863 | } | |
864 | ||
36031625 | 865 | for (i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 866 | { |
36031625 | 867 | for (j = 0; j < fgkRow; j++) |
b2b13ee2 | 868 | { |
36031625 | 869 | delete [] pmdTrack[i][j]; |
870 | delete [] pmdEdep[i][j]; | |
b2b13ee2 | 871 | } |
872 | } | |
873 | ||
36031625 | 874 | for (i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 875 | { |
36031625 | 876 | delete [] pmdTrack[i]; |
877 | delete [] pmdEdep[i]; | |
b2b13ee2 | 878 | } |
36031625 | 879 | delete pmdTrack; |
880 | delete pmdEdep; | |
b2b13ee2 | 881 | // |
882 | // End of the cell id assignment | |
883 | // | |
884 | } | |
885 | ||
a7d110b8 | 886 | void AliPMDDigitizer::MeV2ADC(Float_t mev, Float_t & adc) const |
b2b13ee2 | 887 | { |
36031625 | 888 | // This converts the simulated edep to ADC according to the |
889 | // Test Beam Data | |
b2b13ee2 | 890 | // To be done |
36031625 | 891 | // |
b2b13ee2 | 892 | adc = mev*1.; |
893 | } | |
894 | void AliPMDDigitizer::AddSDigit(Int_t trnumber, Int_t det, Int_t smnumber, | |
895 | Int_t cellnumber, Float_t adc) | |
896 | { | |
36031625 | 897 | // Add SDigit |
898 | // | |
b2b13ee2 | 899 | TClonesArray &lsdigits = *fSDigits; |
900 | AliPMDsdigit *newcell; | |
901 | newcell = new AliPMDsdigit(trnumber,det,smnumber,cellnumber,adc); | |
902 | new(lsdigits[fNsdigit++]) AliPMDsdigit(newcell); | |
903 | delete newcell; | |
904 | } | |
905 | ||
906 | void AliPMDDigitizer::AddDigit(Int_t trnumber, Int_t det, Int_t smnumber, | |
907 | Int_t cellnumber, Float_t adc) | |
908 | { | |
36031625 | 909 | // Add Digit |
910 | // | |
b2b13ee2 | 911 | TClonesArray &ldigits = *fDigits; |
912 | AliPMDdigit *newcell; | |
913 | newcell = new AliPMDdigit(trnumber,det,smnumber,cellnumber,adc); | |
914 | new(ldigits[fNdigit++]) AliPMDdigit(newcell); | |
915 | delete newcell; | |
916 | } | |
917 | ||
b2b13ee2 | 918 | void AliPMDDigitizer::SetZPosition(Float_t zpos) |
919 | { | |
920 | fZPos = zpos; | |
921 | } | |
922 | Float_t AliPMDDigitizer::GetZPosition() const | |
923 | { | |
924 | return fZPos; | |
925 | } | |
926 | ||
927 | void AliPMDDigitizer::ResetCell() | |
928 | { | |
36031625 | 929 | // clears the cell array and also the counter |
930 | // for each cell | |
931 | // | |
b2b13ee2 | 932 | fCell->Clear(); |
36031625 | 933 | for (Int_t i = 0; i < fgkTotUM; i++) |
b2b13ee2 | 934 | { |
36031625 | 935 | for (Int_t j = 0; j < fgkRow; j++) |
b2b13ee2 | 936 | { |
36031625 | 937 | for (Int_t k = 0; k < fgkCol; k++) |
b2b13ee2 | 938 | { |
36031625 | 939 | fPRECounter[i][j][k] = 0; |
b2b13ee2 | 940 | } |
941 | } | |
942 | } | |
943 | } | |
944 | void AliPMDDigitizer::ResetSDigit() | |
945 | { | |
36031625 | 946 | // Clears SDigits |
b2b13ee2 | 947 | fNsdigit = 0; |
948 | if (fSDigits) fSDigits->Clear(); | |
949 | } | |
950 | void AliPMDDigitizer::ResetDigit() | |
951 | { | |
36031625 | 952 | // Clears Digits |
b2b13ee2 | 953 | fNdigit = 0; |
954 | if (fDigits) fDigits->Clear(); | |
955 | } | |
956 | ||
957 | void AliPMDDigitizer::ResetCellADC() | |
958 | { | |
36031625 | 959 | // Clears individual cells edep |
960 | for (Int_t i = 0; i < fgkTotUM; i++) | |
b2b13ee2 | 961 | { |
36031625 | 962 | for (Int_t j = 0; j < fgkRow; j++) |
b2b13ee2 | 963 | { |
36031625 | 964 | for (Int_t k = 0; k < fgkCol; k++) |
b2b13ee2 | 965 | { |
966 | fCPV[i][j][k] = 0.; | |
36031625 | 967 | fPRE[i][j][k] = 0.; |
b2b13ee2 | 968 | } |
969 | } | |
970 | } | |
971 | } | |
972 | ||
973 | void AliPMDDigitizer::UnLoad(Option_t *option) | |
974 | { | |
36031625 | 975 | // Unloads all the root files |
976 | // | |
b2b13ee2 | 977 | const char *cS = strstr(option,"S"); |
978 | const char *cD = strstr(option,"D"); | |
979 | ||
980 | fRunLoader->UnloadgAlice(); | |
981 | fRunLoader->UnloadHeader(); | |
982 | fRunLoader->UnloadKinematics(); | |
983 | ||
984 | if (cS) | |
985 | { | |
36031625 | 986 | fPMDLoader->UnloadHits(); |
b2b13ee2 | 987 | } |
988 | if (cD) | |
989 | { | |
36031625 | 990 | fPMDLoader->UnloadHits(); |
991 | fPMDLoader->UnloadSDigits(); | |
b2b13ee2 | 992 | } |
993 | } |