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