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3c038d07 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2000, 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 | ||
88cb7938 | 16 | /* $Id$ */ |
d37f8c34 | 17 | |
18 | #include <stdlib.h> | |
3c038d07 | 19 | #include <TTree.h> |
20 | #include <TObjArray.h> | |
21 | #include <TFile.h> | |
22 | #include <TDirectory.h> | |
19364939 | 23 | #include <Riostream.h> |
3c038d07 | 24 | |
25 | #include "AliTPCDigitizer.h" | |
26 | ||
27 | #include "AliTPC.h" | |
28 | #include "AliTPCParam.h" | |
7a09f434 | 29 | #include "AliTPCParamSR.h" |
3c038d07 | 30 | #include "AliRun.h" |
31 | #include "AliPDG.h" | |
32 | #include "AliRunDigitizer.h" | |
33 | #include "AliSimDigits.h" | |
f77f13c8 | 34 | #include "AliLog.h" |
3c038d07 | 35 | |
13116aec | 36 | #include "AliTPCcalibDB.h" |
37 | #include "AliTPCCalPad.h" | |
38 | #include "AliTPCCalROC.h" | |
39 | ||
3c038d07 | 40 | ClassImp(AliTPCDigitizer) |
41 | ||
42 | //___________________________________________ | |
179c6296 | 43 | AliTPCDigitizer::AliTPCDigitizer() :AliDigitizer(),fDebug(0) |
3c038d07 | 44 | { |
179c6296 | 45 | // |
3c038d07 | 46 | // Default ctor - don't use it |
179c6296 | 47 | // |
48 | ||
3c038d07 | 49 | } |
50 | ||
51 | //___________________________________________ | |
52 | AliTPCDigitizer::AliTPCDigitizer(AliRunDigitizer* manager) | |
179c6296 | 53 | :AliDigitizer(manager),fDebug(0) |
3c038d07 | 54 | { |
179c6296 | 55 | // |
3c038d07 | 56 | // ctor which should be used |
179c6296 | 57 | // |
f77f13c8 | 58 | AliDebug(2,"(AliRunDigitizer* manager) was processed"); |
3c038d07 | 59 | } |
60 | ||
61 | //------------------------------------------------------------------------ | |
62 | AliTPCDigitizer::~AliTPCDigitizer() | |
63 | { | |
64 | // Destructor | |
65 | } | |
66 | ||
67 | ||
68 | ||
69 | //------------------------------------------------------------------------ | |
70 | Bool_t AliTPCDigitizer::Init() | |
71 | { | |
72 | // Initialization | |
73 | ||
74 | return kTRUE; | |
75 | } | |
76 | ||
77 | ||
78 | //------------------------------------------------------------------------ | |
79 | void AliTPCDigitizer::Exec(Option_t* option) | |
f648982e | 80 | { |
81 | ExecFast(option); | |
82 | } | |
83 | //------------------------------------------------------------------------ | |
84 | void AliTPCDigitizer::ExecFast(Option_t* option) | |
3c038d07 | 85 | { |
86 | ||
87 | // merge input tree's with summable digits | |
88 | //output stored in TreeTPCD | |
7a09f434 | 89 | char s[100]; |
90 | char ss[100]; | |
3c038d07 | 91 | TString optionString = option; |
92 | if (optionString.Data() == "deb") { | |
93 | cout<<"AliTPCDigitizer::Exec: called with option deb "<<endl; | |
94 | fDebug = 3; | |
95 | } | |
96 | //get detector and geometry | |
88cb7938 | 97 | |
98 | ||
99 | AliRunLoader *rl, *orl; | |
100 | AliLoader *gime, *ogime; | |
101 | ||
102 | if (gAlice == 0x0) | |
103 | { | |
104 | Warning("ExecFast","gAlice is NULL. Loading from input 0"); | |
105 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(0)); | |
106 | if (rl == 0x0) | |
107 | { | |
108 | Error("ExecFast","Can not find Run Loader for input 0. Can not proceed."); | |
109 | return; | |
110 | } | |
111 | rl->LoadgAlice(); | |
112 | rl->GetAliRun(); | |
113 | } | |
3c038d07 | 114 | AliTPC *pTPC = (AliTPC *) gAlice->GetModule("TPC"); |
115 | AliTPCParam * param = pTPC->GetParam(); | |
7a09f434 | 116 | |
117 | sprintf(s,param->GetTitle()); | |
118 | sprintf(ss,"75x40_100x60"); | |
119 | if(strcmp(s,ss)==0){ | |
120 | printf("2 pad-length geom hits with 3 pad-lenght geom digits...\n"); | |
121 | delete param; | |
122 | param=new AliTPCParamSR(); | |
123 | } | |
124 | else{ | |
125 | sprintf(ss,"75x40_100x60_150x60"); | |
126 | if(strcmp(s,ss)!=0) { | |
127 | printf("No TPC parameters found...\n"); | |
128 | exit(2); | |
129 | } | |
130 | } | |
131 | ||
407ff276 | 132 | pTPC->GenerNoise(500000); //create teble with noise |
407ff276 | 133 | // |
134 | Int_t nInputs = fManager->GetNinputs(); | |
135 | Int_t * masks = new Int_t[nInputs]; | |
136 | for (Int_t i=0; i<nInputs;i++) | |
137 | masks[i]= fManager->GetMask(i); | |
138 | Short_t **pdig= new Short_t*[nInputs]; //pointers to the expanded digits array | |
139 | Int_t **ptr= new Int_t*[nInputs]; //pointers to teh expanded tracks array | |
4df28b43 | 140 | Bool_t *active= new Bool_t[nInputs]; //flag for active input segments |
407ff276 | 141 | |
88cb7938 | 142 | |
3c038d07 | 143 | //create digits array for given sectors |
f648982e | 144 | // make indexes |
88cb7938 | 145 | |
407ff276 | 146 | AliSimDigits ** digarr = new AliSimDigits*[nInputs]; |
88cb7938 | 147 | for (Int_t i1=0;i1<nInputs; i1++) |
148 | { | |
149 | digarr[i1]=0; | |
150 | // intree[i1] | |
151 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(i1)); | |
152 | gime = rl->GetLoader("TPCLoader"); | |
153 | gime->LoadSDigits("read"); | |
154 | TTree * treear = gime->TreeS(); | |
155 | ||
156 | if (!treear) | |
157 | { | |
158 | cerr<<"AliTPCDigitizer: Input tree with SDigits not found in" | |
159 | <<" input "<< i1<<endl; | |
160 | return; | |
161 | } | |
88cb7938 | 162 | |
163 | if (treear->GetIndex()==0) | |
164 | treear->BuildIndex("fSegmentID","fSegmentID"); | |
165 | treear->GetBranch("Segment")->SetAddress(&digarr[i1]); | |
12d8d654 | 166 | } |
88cb7938 | 167 | |
3c038d07 | 168 | |
169 | //create branch's in TPC treeD | |
170 | AliSimDigits * digrow = new AliSimDigits; | |
88cb7938 | 171 | |
172 | orl = AliRunLoader::GetRunLoader(fManager->GetOutputFolderName()); | |
173 | ogime = orl->GetLoader("TPCLoader"); | |
174 | ||
175 | TTree * tree = ogime->TreeD(); | |
176 | if (tree == 0x0) | |
177 | { | |
178 | ogime->MakeTree("D"); | |
179 | tree = ogime->TreeD(); | |
180 | } | |
170950c3 | 181 | tree->Branch("Segment","AliSimDigits",&digrow); |
3c038d07 | 182 | // |
183 | ||
407ff276 | 184 | param->SetZeroSup(2); |
185 | ||
f648982e | 186 | Int_t zerosup = param->GetZeroSup(); |
13116aec | 187 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
f648982e | 188 | // |
3c038d07 | 189 | //Loop over segments of the TPC |
190 | ||
4df28b43 | 191 | for (Int_t segmentID=0; segmentID<param->GetNRowsTotal(); segmentID++) |
88cb7938 | 192 | { |
4df28b43 | 193 | Int_t sec, row; |
194 | if (!param->AdjustSectorRow(segmentID,sec,row)) | |
195 | { | |
196 | cerr<<"AliTPC warning: invalid segment ID ! "<<segmentID<<endl; | |
197 | continue; | |
198 | } | |
13116aec | 199 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(sec); // pad gains per given sector |
4df28b43 | 200 | digrow->SetID(segmentID); |
201 | ||
202 | Int_t nrows = 0; | |
203 | Int_t ncols = 0; | |
204 | ||
205 | Bool_t digitize = kFALSE; | |
206 | for (Int_t i=0;i<nInputs; i++) | |
88cb7938 | 207 | { |
208 | ||
209 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(i)); | |
210 | gime = rl->GetLoader("TPCLoader"); | |
211 | ||
4df28b43 | 212 | if (gime->TreeS()->GetEntryWithIndex(segmentID,segmentID) >= 0) { |
213 | digarr[i]->ExpandBuffer(); | |
214 | digarr[i]->ExpandTrackBuffer(); | |
215 | nrows = digarr[i]->GetNRows(); | |
216 | ncols = digarr[i]->GetNCols(); | |
217 | active[i] = kTRUE; | |
218 | if (!fRegionOfInterest || (i == 0)) digitize = kTRUE; | |
219 | } else { | |
220 | active[i] = kFALSE; | |
221 | } | |
222 | if (fRegionOfInterest && !digitize) break; | |
88cb7938 | 223 | } |
4df28b43 | 224 | if (!digitize) continue; |
3c038d07 | 225 | |
3c038d07 | 226 | digrow->Allocate(nrows,ncols); |
227 | digrow->AllocateTrack(3); | |
228 | ||
407ff276 | 229 | Float_t q=0; |
230 | Int_t label[1000]; //stack for 300 events | |
231 | Int_t labptr = 0; | |
232 | ||
f648982e | 233 | Int_t nElems = nrows*ncols; |
234 | ||
88cb7938 | 235 | for (Int_t i=0;i<nInputs; i++) |
4df28b43 | 236 | if (active[i]) { |
88cb7938 | 237 | pdig[i] = digarr[i]->GetDigits(); |
238 | ptr[i] = digarr[i]->GetTracks(); | |
4df28b43 | 239 | } |
88cb7938 | 240 | |
407ff276 | 241 | Short_t *pdig1= digrow->GetDigits(); |
242 | Int_t *ptr1= digrow->GetTracks() ; | |
243 | ||
f648982e | 244 | |
407ff276 | 245 | |
88cb7938 | 246 | for (Int_t elem=0;elem<nElems; elem++) |
247 | { | |
248 | ||
249 | q=0; | |
250 | labptr=0; | |
251 | // looop over digits | |
4df28b43 | 252 | for (Int_t i=0;i<nInputs; i++) if (active[i]) |
88cb7938 | 253 | { |
254 | // q += digarr[i]->GetDigitFast(rows,col); | |
255 | q += *(pdig[i]); | |
256 | ||
257 | for (Int_t tr=0;tr<3;tr++) | |
258 | { | |
259 | // Int_t lab = digarr[i]->GetTrackIDFast(rows,col,tr); | |
260 | Int_t lab = ptr[i][tr*nElems]; | |
261 | if ( (lab > 1) && *(pdig[i])>zerosup) | |
262 | { | |
263 | label[labptr]=lab+masks[i]; | |
264 | labptr++; | |
265 | } | |
266 | } | |
267 | pdig[i]++; | |
268 | ptr[i]++; | |
269 | } | |
270 | q/=16.; //conversion factor | |
13116aec | 271 | Float_t gain = gainROC->GetValue(row,elem/nrows); // get gain for given - pad-row pad |
272 | if (gain<0.5){ | |
273 | printf("problem\n"); | |
274 | } | |
275 | q*= gain; | |
88cb7938 | 276 | // Float_t noise = gRandom->Gaus(0,param->GetNoise()*param->GetNoiseNormFac()); |
277 | Float_t noise = pTPC->GetNoise(); | |
278 | q+=noise; | |
3c038d07 | 279 | q=TMath::Nint(q); |
88cb7938 | 280 | if (q > zerosup) |
281 | { | |
e93a083a | 282 | if(q >= param->GetADCSat()) q = (Short_t)(param->GetADCSat() - 1); |
88cb7938 | 283 | //digrow->SetDigitFast((Short_t)q,rows,col); |
284 | *pdig1 =Short_t(q); | |
285 | for (Int_t tr=0;tr<3;tr++) | |
286 | { | |
287 | if (tr<labptr) | |
288 | ptr1[tr*nElems] = label[tr]; | |
289 | } | |
290 | } | |
291 | pdig1++; | |
292 | ptr1++; | |
293 | } | |
407ff276 | 294 | |
3c038d07 | 295 | digrow->CompresBuffer(1,zerosup); |
296 | digrow->CompresTrackBuffer(1); | |
297 | tree->Fill(); | |
298 | if (fDebug>0) cerr<<sec<<"\t"<<row<<"\n"; | |
4df28b43 | 299 | } //for (Int_t n=0; n<param->GetNRowsTotal(); n++) |
88cb7938 | 300 | |
301 | ||
302 | orl = AliRunLoader::GetRunLoader(fManager->GetOutputFolderName()); | |
303 | ogime = orl->GetLoader("TPCLoader"); | |
304 | ogime->WriteDigits("OVERWRITE"); | |
305 | ||
306 | //fManager->GetTreeDTPC()->Write(0,TObject::kOverwrite); | |
307 | ||
3c038d07 | 308 | delete digrow; |
407ff276 | 309 | for (Int_t i1=0;i1<nInputs; i1++) delete digarr[i1]; |
310 | delete []masks; | |
4df28b43 | 311 | delete []pdig; |
312 | delete []ptr; | |
313 | delete []active; | |
314 | delete []digarr; | |
3c038d07 | 315 | } |
316 | ||
f648982e | 317 | |
318 | ||
319 | //------------------------------------------------------------------------ | |
320 | void AliTPCDigitizer::ExecSave(Option_t* option) | |
321 | { | |
322 | ||
323 | // merge input tree's with summable digits | |
324 | //output stored in TreeTPCD | |
325 | ||
326 | TString optionString = option; | |
327 | if (optionString.Data() == "deb") { | |
328 | cout<<"AliTPCDigitizer::Exec: called with option deb "<<endl; | |
329 | fDebug = 3; | |
330 | } | |
331 | //get detector and geometry | |
88cb7938 | 332 | AliRunLoader *rl, *orl; |
333 | AliLoader *gime, *ogime; | |
334 | ||
335 | ||
336 | orl = AliRunLoader::GetRunLoader(fManager->GetOutputFolderName()); | |
337 | ogime = orl->GetLoader("TPCLoader"); | |
338 | ||
339 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(0)); | |
340 | gime = rl->GetLoader("TPCLoader"); | |
341 | ||
342 | rl->LoadgAlice(); | |
343 | AliRun* alirun = rl->GetAliRun(); | |
344 | ||
345 | AliTPC *pTPC = (AliTPC *) alirun->GetModule("TPC"); | |
f648982e | 346 | AliTPCParam * param = pTPC->GetParam(); |
347 | pTPC->GenerNoise(500000); //create teble with noise | |
348 | printf("noise %f \n", param->GetNoise()*param->GetNoiseNormFac()); | |
349 | // | |
350 | Int_t nInputs = fManager->GetNinputs(); | |
351 | Int_t * masks = new Int_t[nInputs]; | |
352 | for (Int_t i=0; i<nInputs;i++) | |
353 | masks[i]= fManager->GetMask(i); | |
f648982e | 354 | |
f648982e | 355 | AliSimDigits ** digarr = new AliSimDigits*[nInputs]; |
88cb7938 | 356 | for (Int_t i1=0;i1<nInputs; i1++) |
357 | { | |
f648982e | 358 | digarr[i1]=0; |
359 | // intree[i1] | |
88cb7938 | 360 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(i1)); |
361 | gime = rl->GetLoader("TPCLoader"); | |
362 | ||
363 | TTree * treear = gime->TreeS(); | |
f648982e | 364 | TBranch * br = treear->GetBranch("fSegmentID"); |
365 | if (br) br->GetFile()->cd(); | |
f648982e | 366 | if (!treear) { |
367 | cerr<<" TPC - not existing input = \n"<<i1<<" "; | |
368 | } | |
f648982e | 369 | treear->GetBranch("Segment")->SetAddress(&digarr[i1]); |
f648982e | 370 | } |
88cb7938 | 371 | |
372 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(0)); | |
373 | gime = rl->GetLoader("TPCLoader"); | |
374 | Stat_t nentries = gime->TreeS()->GetEntries(); | |
f648982e | 375 | |
376 | ||
377 | //create branch's in TPC treeD | |
378 | AliSimDigits * digrow = new AliSimDigits; | |
88cb7938 | 379 | TTree * tree = ogime->TreeD(); |
380 | ||
f648982e | 381 | tree->Branch("Segment","AliSimDigits",&digrow); |
f648982e | 382 | param->SetZeroSup(2); |
383 | ||
384 | Int_t zerosup = param->GetZeroSup(); | |
385 | //Loop over segments of the TPC | |
386 | ||
13116aec | 387 | AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor(); |
f648982e | 388 | for (Int_t n=0; n<nentries; n++) { |
88cb7938 | 389 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(0)); |
390 | gime = rl->GetLoader("TPCLoader"); | |
391 | gime->TreeS()->GetEvent(n); | |
392 | ||
f648982e | 393 | digarr[0]->ExpandBuffer(); |
394 | digarr[0]->ExpandTrackBuffer(); | |
13116aec | 395 | |
396 | ||
f648982e | 397 | for (Int_t i=1;i<nInputs; i++){ |
88cb7938 | 398 | // fManager->GetInputTreeTPCS(i)->GetEntryWithIndex(digarr[0]->GetID(),digarr[0]->GetID()); |
399 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(i)); | |
400 | gime = rl->GetLoader("TPCLoader"); | |
401 | gime->TreeS()->GetEntryWithIndex(digarr[0]->GetID(),digarr[0]->GetID()); | |
f648982e | 402 | digarr[i]->ExpandBuffer(); |
403 | digarr[i]->ExpandTrackBuffer(); | |
404 | if ((digarr[0]->GetID()-digarr[i]->GetID())>0) | |
88cb7938 | 405 | printf("problem\n"); |
f648982e | 406 | |
407 | } | |
408 | ||
409 | Int_t sec, row; | |
410 | if (!param->AdjustSectorRow(digarr[0]->GetID(),sec,row)) { | |
411 | cerr<<"AliTPC warning: invalid segment ID ! "<<digarr[0]->GetID()<<endl; | |
412 | continue; | |
413 | } | |
414 | ||
13116aec | 415 | AliTPCCalROC * gainROC = gainTPC->GetCalROC(sec); // pad gains per given sector |
f648982e | 416 | digrow->SetID(digarr[0]->GetID()); |
417 | ||
418 | Int_t nrows = digarr[0]->GetNRows(); | |
419 | Int_t ncols = digarr[0]->GetNCols(); | |
420 | digrow->Allocate(nrows,ncols); | |
421 | digrow->AllocateTrack(3); | |
422 | ||
423 | Float_t q=0; | |
424 | Int_t label[1000]; //stack for 300 events | |
425 | Int_t labptr = 0; | |
426 | ||
427 | ||
428 | ||
429 | for (Int_t rows=0;rows<nrows; rows++){ | |
430 | for (Int_t col=0;col<ncols; col++){ | |
431 | ||
88cb7938 | 432 | q=0; |
433 | labptr=0; | |
434 | // looop over digits | |
f648982e | 435 | for (Int_t i=0;i<nInputs; i++){ |
88cb7938 | 436 | q += digarr[i]->GetDigitFast(rows,col); |
f648982e | 437 | //q += *(pdig[i]); |
88cb7938 | 438 | |
f648982e | 439 | for (Int_t tr=0;tr<3;tr++) { |
88cb7938 | 440 | Int_t lab = digarr[i]->GetTrackIDFast(rows,col,tr); |
441 | //Int_t lab = ptr[i][tr*nElems]; | |
f648982e | 442 | if ( (lab > 1) ) { |
443 | label[labptr]=lab+masks[i]; | |
444 | labptr++; | |
88cb7938 | 445 | } |
f648982e | 446 | } |
88cb7938 | 447 | // pdig[i]++; |
448 | //ptr[i]++; | |
449 | ||
f648982e | 450 | } |
88cb7938 | 451 | q/=16.; //conversion factor |
452 | // Float_t noise = gRandom->Gaus(0,param->GetNoise()*param->GetNoiseNormFac()); | |
13116aec | 453 | Float_t gain = gainROC->GetValue(row,col); |
454 | q*= gain; | |
88cb7938 | 455 | Float_t noise = pTPC->GetNoise(); |
456 | q+=noise; | |
f648982e | 457 | q=TMath::Nint(q); |
458 | if (q > zerosup){ | |
88cb7938 | 459 | |
e93a083a | 460 | if(q >= param->GetADCSat()) q = (Short_t)(param->GetADCSat() - 1); |
88cb7938 | 461 | digrow->SetDigitFast((Short_t)q,rows,col); |
462 | // *pdig1 =Short_t(q); | |
463 | for (Int_t tr=0;tr<3;tr++){ | |
464 | if (tr<labptr) | |
465 | ((AliSimDigits*)digrow)->SetTrackIDFast(label[tr],rows,col,tr); | |
466 | //ptr1[tr*nElems] = label[tr]; | |
467 | //else | |
468 | // ((AliSimDigits*)digrow)->SetTrackIDFast(-1,rows,col,tr); | |
469 | // ptr1[tr*nElems] = 1; | |
470 | } | |
471 | } | |
472 | //pdig1++; | |
473 | //ptr1++; | |
f648982e | 474 | } |
475 | } | |
476 | ||
477 | digrow->CompresBuffer(1,zerosup); | |
478 | digrow->CompresTrackBuffer(1); | |
479 | tree->Fill(); | |
480 | if (fDebug>0) cerr<<sec<<"\t"<<row<<"\n"; | |
481 | } | |
88cb7938 | 482 | // printf("end TPC merging - end -Tree %s\t%p\n",fManager->GetInputTreeH(0)->GetName(),fManager->GetInputTreeH(0)->GetListOfBranches()->At(3)); |
483 | //fManager->GetTreeDTPC()->Write(0,TObject::kOverwrite); | |
484 | ogime->WriteDigits("OVERWRITE"); | |
485 | ||
486 | for (Int_t i=1;i<nInputs; i++) | |
487 | { | |
488 | rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(i)); | |
489 | gime = rl->GetLoader("TPCLoader"); | |
490 | gime->UnloadSDigits(); | |
491 | } | |
492 | ogime->UnloadDigits(); | |
493 | ||
f648982e | 494 | delete digrow; |
495 | for (Int_t i1=0;i1<nInputs; i1++) delete digarr[i1]; | |
496 | delete []masks; | |
497 | delete digarr; | |
498 | } |