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9ce40367 | 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 | ||
acd84897 | 16 | /* $Id$ */ |
9ce40367 | 17 | |
88cb7938 | 18 | //_______________________________________________________________________ |
9ce40367 | 19 | // |
20 | // AliRunDigitizer.cxx | |
21 | // | |
22 | // Manager object for merging/digitization | |
23 | // | |
24 | // Instance of this class manages the digitization and/or merging of | |
25 | // Sdigits into Digits. | |
26 | // | |
27 | // Only one instance of this class is created in the macro: | |
a90ecf3c | 28 | // AliRunDigitizer * manager = |
29 | // new AliRunDigitizer(nInputStreams,SPERB); | |
30 | // where nInputStreams is number of input streams and SPERB is | |
31 | // signals per background variable, which determines how combinations | |
32 | // of signal and background events are generated. | |
9ce40367 | 33 | // Then instances of specific detector digitizers are created: |
34 | // AliMUONDigitizer *dMUON = new AliMUONDigitizer(manager) | |
a90ecf3c | 35 | // and the I/O configured (you have to specify input files |
36 | // and an output file). The manager connects appropriate trees from | |
37 | // the input files according a combination returned by AliMergeCombi | |
9ae76683 | 38 | // class. It creates TreeD in the output and runs once per |
a90ecf3c | 39 | // event Digitize method of all existing AliDetDigitizers |
40 | // (without any option). AliDetDigitizers ask manager | |
41 | // for a TTree with input (manager->GetInputTreeS(Int_t i), | |
9ce40367 | 42 | // merge all inputs, digitize it, and save it in the TreeD |
43 | // obtained by manager->GetTreeD(). Output events are stored with | |
44 | // numbers from 0, this default can be changed by | |
45 | // manager->SetFirstOutputEventNr(Int_t) method. The particle numbers | |
46 | // in the output are shifted by MASK, which is taken from manager. | |
47 | // | |
8d5e6345 | 48 | // The default output is to the signal file (stream 0). This can be |
49 | // changed with the SetOutputFile(TString fn) method. | |
50 | // | |
af7ba10c | 51 | // Single input file is permitted. Maximum MAXSTREAMSTOMERGE can be merged. |
9ce40367 | 52 | // Input from the memory (on-the-fly merging) is not yet |
53 | // supported, as well as access to the input data by invoking methods | |
54 | // on the output data. | |
55 | // | |
a90ecf3c | 56 | // Access to the some data is via gAlice for now (supposing the |
57 | // same geometry in all input files), gAlice is taken from the first | |
58 | // input file on the first stream. | |
9ce40367 | 59 | // |
314558d7 | 60 | // Example with MUON digitizer, no merging, just digitization |
61 | // | |
62 | // AliRunDigitizer * manager = new AliRunDigitizer(1,1); | |
63 | // manager->SetInputStream(0,"galice.root"); | |
64 | // AliMUONDigitizer *dMUON = new AliMUONDigitizer(manager); | |
65 | // manager->Exec(""); | |
66 | // | |
67 | // Example with MUON digitizer, merge all events from | |
68 | // galice.root (signal) file with events from bgr.root | |
69 | // (background) file. Number of merged events is | |
70 | // min(number of events in galice.root, number of events in bgr.root) | |
71 | // | |
72 | // AliRunDigitizer * manager = new AliRunDigitizer(2,1); | |
73 | // manager->SetInputStream(0,"galice.root"); | |
74 | // manager->SetInputStream(1,"bgr.root"); | |
75 | // AliMUONDigitizer *dMUON = new AliMUONDigitizer(manager); | |
76 | // manager->Exec(""); | |
77 | // | |
78 | // Example with MUON digitizer, save digits in a new file digits.root, | |
79 | // process only 1 event | |
9ce40367 | 80 | // |
a90ecf3c | 81 | // AliRunDigitizer * manager = new AliRunDigitizer(2,1); |
314558d7 | 82 | // manager->SetInputStream(0,"galice.root"); |
83 | // manager->SetInputStream(1,"bgr.root"); | |
a90ecf3c | 84 | // manager->SetOutputFile("digits.root"); |
85 | // AliMUONDigitizer *dMUON = new AliMUONDigitizer(manager); | |
86 | // manager->SetNrOfEventsToWrite(1); | |
8d5e6345 | 87 | // manager->Exec(""); |
9ce40367 | 88 | // |
88cb7938 | 89 | //_______________________________________________________________________ |
9ce40367 | 90 | |
91 | // system includes | |
92 | ||
9ce40367 | 93 | // ROOT includes |
94 | ||
1bb2a43c | 95 | #include <Riostream.h> |
96 | class TList; | |
9ce40367 | 97 | |
98 | // AliROOT includes | |
99 | ||
9ce40367 | 100 | #include "AliDigitizer.h" |
1bb2a43c | 101 | #include "AliHeader.h" |
88cb7938 | 102 | #include "AliLoader.h" |
1bb2a43c | 103 | #include "AliMergeCombi.h" |
e2afb3b6 | 104 | #include "AliRun.h" |
105 | #include "AliRunDigitizer.h" | |
1bb2a43c | 106 | #include "AliRunLoader.h" |
9ce40367 | 107 | |
108 | ClassImp(AliRunDigitizer) | |
109 | ||
88cb7938 | 110 | const TString AliRunDigitizer::fgkDefOutFolderName("Output"); |
111 | const TString AliRunDigitizer::fgkBaseInFolderName("Input"); | |
112 | ||
113 | ||
e2afb3b6 | 114 | //_______________________________________________________________________ |
115 | AliRunDigitizer::AliRunDigitizer(): | |
88cb7938 | 116 | fkMASKSTEP(0), |
117 | fOutputFileName(0), | |
118 | fOutputDirName(0), | |
119 | fEvent(0), | |
120 | fNrOfEventsToWrite(0), | |
121 | fNrOfEventsWritten(0), | |
122 | fCopyTreesFromInput(0), | |
123 | fNinputs(0), | |
124 | fNinputsGiven(0), | |
125 | fInputStreams(0x0), | |
126 | fOutRunLoader(0x0), | |
127 | fOutputInitialized(kFALSE), | |
128 | fCombi(0), | |
129 | fCombination(0), | |
130 | fCombinationFileName(0), | |
131 | fDebug(0) | |
314558d7 | 132 | { |
1bb2a43c | 133 | // |
134 | // root requires default ctor, where no new objects can be created | |
135 | // do not use this ctor, it is supplied only for root needs | |
e2afb3b6 | 136 | } |
314558d7 | 137 | |
e2afb3b6 | 138 | //_______________________________________________________________________ |
88cb7938 | 139 | AliRunDigitizer::AliRunDigitizer(Int_t nInputStreams, Int_t sperb): |
140 | TTask("AliRunDigitizer","The manager for Merging"), | |
141 | fkMASKSTEP(10000000), | |
142 | fOutputFileName(""), | |
143 | fOutputDirName("."), | |
144 | fEvent(0), | |
145 | fNrOfEventsToWrite(-1), | |
146 | fNrOfEventsWritten(0), | |
147 | fCopyTreesFromInput(-1), | |
148 | fNinputs(nInputStreams), | |
149 | fNinputsGiven(0), | |
150 | fInputStreams(new TClonesArray("AliStream",nInputStreams)), | |
151 | fOutRunLoader(0x0), | |
152 | fOutputInitialized(kFALSE), | |
153 | fCombi(new AliMergeCombi(nInputStreams,sperb)), | |
af7ba10c | 154 | fCombination(MAXSTREAMSTOMERGE), |
88cb7938 | 155 | fCombinationFileName(0), |
156 | fDebug(0) | |
157 | ||
158 | { | |
1bb2a43c | 159 | // |
160 | // ctor which should be used to create | |
161 | // a manager for merging/digitization | |
162 | // | |
88cb7938 | 163 | if (nInputStreams == 0) |
164 | {//kidding | |
165 | Fatal("AliRunDigitizer","Specify nr of input streams"); | |
166 | return; | |
167 | } | |
168 | Int_t i; | |
169 | ||
170 | fkMASK[0] = 0; | |
171 | ||
af7ba10c | 172 | for (i=1;i<MAXSTREAMSTOMERGE;i++) |
88cb7938 | 173 | { |
174 | fkMASK[i] = fkMASK[i-1] + fkMASKSTEP; | |
175 | } | |
176 | ||
177 | TClonesArray &lInputStreams = *fInputStreams; | |
88cb7938 | 178 | |
5f0ac153 | 179 | new(lInputStreams[0]) AliStream(fgkBaseInFolderName+(Long_t)0,"UPDATE"); |
180 | for (i=1;i<nInputStreams;i++) { | |
181 | new(lInputStreams[i]) AliStream(fgkBaseInFolderName+(Long_t)i,"READ"); | |
88cb7938 | 182 | } |
183 | } | |
184 | //_______________________________________________________________________ | |
185 | ||
e2afb3b6 | 186 | AliRunDigitizer::AliRunDigitizer(const AliRunDigitizer& dig): |
d1898505 | 187 | TTask(dig), |
88cb7938 | 188 | fkMASKSTEP(0), |
189 | fOutputFileName(0), | |
190 | fOutputDirName(0), | |
191 | fEvent(0), | |
192 | fNrOfEventsToWrite(0), | |
193 | fNrOfEventsWritten(0), | |
194 | fCopyTreesFromInput(0), | |
195 | fNinputs(0), | |
196 | fNinputsGiven(0), | |
197 | fInputStreams(0x0), | |
198 | fOutRunLoader(0x0), | |
199 | fOutputInitialized(kFALSE), | |
200 | fCombi(0), | |
201 | fCombination(0), | |
202 | fCombinationFileName(0), | |
203 | fDebug(0) | |
e2afb3b6 | 204 | { |
205 | // | |
206 | // Copy ctor | |
207 | // | |
208 | dig.Copy(*this); | |
314558d7 | 209 | } |
e2afb3b6 | 210 | //_______________________________________________________________________ |
88cb7938 | 211 | |
6c4904c2 | 212 | void AliRunDigitizer::Copy(TObject&) const |
a90ecf3c | 213 | { |
1bb2a43c | 214 | // |
215 | // Non implemented copy function | |
216 | // | |
e2afb3b6 | 217 | Fatal("Copy","Not installed\n"); |
218 | } | |
219 | ||
e2afb3b6 | 220 | //_______________________________________________________________________ |
e2afb3b6 | 221 | |
1bb2a43c | 222 | AliRunDigitizer::~AliRunDigitizer() |
223 | { | |
224 | // | |
225 | // dtor | |
226 | // | |
88cb7938 | 227 | delete fInputStreams; |
228 | delete fCombi; | |
229 | delete fOutRunLoader; | |
9ce40367 | 230 | } |
e2afb3b6 | 231 | //_______________________________________________________________________ |
9ce40367 | 232 | void AliRunDigitizer::AddDigitizer(AliDigitizer *digitizer) |
233 | { | |
1bb2a43c | 234 | // |
235 | // add digitizer to the list of active digitizers | |
236 | // | |
8d5e6345 | 237 | this->Add(digitizer); |
9ce40367 | 238 | } |
e2afb3b6 | 239 | //_______________________________________________________________________ |
88cb7938 | 240 | void AliRunDigitizer::SetInputStream(Int_t i, const char *inputFile, TString foldername) |
9ce40367 | 241 | { |
88cb7938 | 242 | // |
243 | // Sets the name of the input file | |
244 | // | |
a90ecf3c | 245 | if (i > fInputStreams->GetLast()) { |
246 | Error("SetInputStream","Input stream number too high"); | |
247 | return; | |
9ce40367 | 248 | } |
88cb7938 | 249 | AliStream * stream = static_cast<AliStream*>(fInputStreams->At(i)) ; |
250 | if ( !foldername.IsNull() ) { | |
251 | if ( i > 0 ) | |
252 | foldername += i ; // foldername should stay unchanged for the default output | |
253 | stream->SetFolderName(foldername) ; | |
254 | } | |
255 | stream->AddFile(inputFile); | |
9ce40367 | 256 | } |
257 | ||
e2afb3b6 | 258 | //_______________________________________________________________________ |
8d5e6345 | 259 | void AliRunDigitizer::Digitize(Option_t* option) |
9ce40367 | 260 | { |
88cb7938 | 261 | // get a new combination of inputs, loads events to folders |
9ce40367 | 262 | |
9ce40367 | 263 | // take gAlice from the first input file. It is needed to access |
264 | // geometry data | |
f042097d | 265 | // If gAlice is already in memory, use it |
88cb7938 | 266 | SetDebug(10); |
267 | ||
d7888e54 | 268 | if (!static_cast<AliStream*>(fInputStreams->At(0))->ImportgAlice()) |
88cb7938 | 269 | { |
d7888e54 | 270 | Error("Digitize","Error occured while getting gAlice from Input 0"); |
271 | return; | |
88cb7938 | 272 | } |
273 | ||
274 | if (!InitGlobal()) //calls Init() for all (sub)digitizers | |
275 | { | |
276 | Error("Digitize","InitGlobal returned error"); | |
277 | return; | |
278 | } | |
279 | ||
a90ecf3c | 280 | Int_t eventsCreated = 0; |
8d5e6345 | 281 | // loop until there is anything on the input in case fNrOfEventsToWrite < 0 |
88cb7938 | 282 | while ((eventsCreated++ < fNrOfEventsToWrite) || (fNrOfEventsToWrite < 0)) |
283 | { | |
284 | if (!ConnectInputTrees()) break; | |
285 | InitEvent();//this must be after call of Connect Input tress. | |
286 | if (fOutRunLoader) | |
287 | { | |
288 | fOutRunLoader->SetEventNumber(eventsCreated-1); | |
289 | } | |
8de97894 | 290 | static_cast<AliStream*>(fInputStreams->At(0))->ImportgAlice(); // use gAlice of the first input stream |
88cb7938 | 291 | ExecuteTasks(option);// loop over all registered digitizers and let them do the work |
292 | FinishEvent(); | |
293 | CleanTasks(); | |
294 | } | |
9ce40367 | 295 | FinishGlobal(); |
296 | } | |
297 | ||
e2afb3b6 | 298 | //_______________________________________________________________________ |
a90ecf3c | 299 | Bool_t AliRunDigitizer::ConnectInputTrees() |
9ce40367 | 300 | { |
1bb2a43c | 301 | // |
302 | // loads events | |
303 | // | |
af7ba10c | 304 | Int_t eventNr[MAXSTREAMSTOMERGE], delta[MAXSTREAMSTOMERGE]; |
a90ecf3c | 305 | fCombi->Combination(eventNr, delta); |
88cb7938 | 306 | for (Int_t i=0;i<fNinputs;i++) |
307 | { | |
308 | if (delta[i] == 1) | |
309 | { | |
310 | AliStream *iStream = static_cast<AliStream*>(fInputStreams->At(i));//gets the "i" defined in combination | |
311 | if (!iStream->NextEventInStream()) return kFALSE; //sets serial number | |
312 | } | |
313 | else if (delta[i] != 0) | |
314 | { | |
a90ecf3c | 315 | Error("ConnectInputTrees","Only delta 0 or 1 is implemented"); |
316 | return kFALSE; | |
88cb7938 | 317 | } |
318 | } | |
319 | ||
a90ecf3c | 320 | return kTRUE; |
9ce40367 | 321 | } |
322 | ||
e2afb3b6 | 323 | //_______________________________________________________________________ |
9ce40367 | 324 | Bool_t AliRunDigitizer::InitGlobal() |
325 | { | |
1bb2a43c | 326 | // |
327 | // Method called once before Digitize() is called | |
328 | // initialize digitizers and output | |
329 | // | |
88cb7938 | 330 | fOutputInitialized = kFALSE; |
331 | TList* subTasks = this->GetListOfTasks(); | |
8d5e6345 | 332 | if (subTasks) { |
1c0b669a | 333 | TIter next(subTasks); |
334 | while (AliDigitizer * dig = (AliDigitizer *) next()) | |
88cb7938 | 335 | dig->Init(); |
336 | } | |
9ce40367 | 337 | return kTRUE; |
338 | } | |
339 | ||
e2afb3b6 | 340 | //_______________________________________________________________________ |
88cb7938 | 341 | |
8d5e6345 | 342 | void AliRunDigitizer::SetOutputFile(TString fn) |
8d5e6345 | 343 | { |
1bb2a43c | 344 | // |
345 | // The output will be to separate file, | |
346 | // not to the signal file here should be protection | |
347 | //to avoid setting the same file as any input | |
348 | // | |
88cb7938 | 349 | Info("SetOutputFile","Setting Output File Name %s ",fn.Data()); |
8d5e6345 | 350 | fOutputFileName = fn; |
1bb2a43c | 351 | // InitOutputGlobal(); |
8d5e6345 | 352 | } |
353 | ||
e2afb3b6 | 354 | //_______________________________________________________________________ |
9ce40367 | 355 | Bool_t AliRunDigitizer::InitOutputGlobal() |
356 | { | |
1bb2a43c | 357 | // |
358 | // Creates the output file, called by InitEvent() | |
359 | // Needs to be called after all inputs are opened | |
360 | // | |
88cb7938 | 361 | if (fOutputInitialized) return kTRUE; |
362 | ||
363 | if ( !fOutputFileName.IsNull()) | |
364 | { | |
365 | fOutRunLoader = AliRunLoader::Open(fOutputFileName,fgkDefOutFolderName,"recreate"); | |
366 | ||
367 | if (fOutRunLoader == 0x0) | |
368 | { | |
369 | Error("InitOutputGlobal","Can not open ooutput"); | |
370 | return kFALSE; | |
371 | } | |
372 | Info("InitOutputGlobal", " 1 %s = ", GetInputFolderName(0).Data()) ; | |
373 | AliRunLoader* inrl = AliRunLoader::GetRunLoader(GetInputFolderName(0)); | |
374 | if (inrl == 0x0) | |
375 | { | |
376 | Error("InitOutputGlobal","Can not get Run Loader Input 0. Maybe yet not initialized?"); | |
377 | return kFALSE; | |
378 | } | |
379 | Info("InitOutputGlobal", " 2 %#x = ", inrl) ; | |
380 | ||
381 | //Copy all detector loaders from input 0 to output | |
382 | const TObjArray* inloaders = inrl->GetArrayOfLoaders(); | |
383 | TIter next(inloaders); | |
384 | AliLoader *loader; | |
385 | while((loader = (AliLoader*)next())) | |
386 | { | |
387 | AliLoader* cloneloader = (AliLoader*)loader->Clone(); | |
388 | cloneloader->Register(fOutRunLoader->GetEventFolder());//creates folders for this loader in Output Folder Structure | |
389 | GetOutRunLoader()->AddLoader(cloneloader);//adds a loader for output | |
390 | } | |
391 | ||
392 | fOutRunLoader->MakeTree("E"); | |
393 | ||
394 | if (GetDebug()>2) Info("InitOutputGlobal","file %s was opened.",fOutputFileName.Data()); | |
395 | } | |
396 | fOutputInitialized = kTRUE; | |
397 | return kTRUE; | |
9ce40367 | 398 | } |
e2afb3b6 | 399 | //_______________________________________________________________________ |
88cb7938 | 400 | |
a90ecf3c | 401 | void AliRunDigitizer::InitEvent() |
9ce40367 | 402 | { |
1bb2a43c | 403 | // |
404 | // redirects output properly | |
405 | // | |
88cb7938 | 406 | if (GetDebug()>2) |
407 | { | |
408 | Info("InitEvent","fEvent = %d",fEvent); | |
409 | Info("InitEvent","fOutputFileName \"%s\"",fOutputFileName.Data()); | |
410 | } | |
411 | if (fOutputInitialized == kFALSE) InitOutputGlobal(); | |
412 | ||
1bb2a43c | 413 | // if fOutputFileName was not given, write output to signal directory |
9ce40367 | 414 | } |
e2afb3b6 | 415 | //_______________________________________________________________________ |
88cb7938 | 416 | |
a90ecf3c | 417 | void AliRunDigitizer::FinishEvent() |
9ce40367 | 418 | { |
1bb2a43c | 419 | // |
420 | // called at the end of loop over digitizers | |
421 | // | |
88cb7938 | 422 | |
423 | if (GetOutRunLoader() == 0x0) | |
424 | { | |
425 | Error("FinishEvent","fOutRunLoader is null"); | |
426 | return; | |
427 | } | |
428 | ||
9ce40367 | 429 | fEvent++; |
430 | fNrOfEventsWritten++; | |
88cb7938 | 431 | |
432 | if (fOutRunLoader) | |
433 | { | |
434 | AliRunLoader* inrl = AliRunLoader::GetRunLoader(GetInputFolderName(0)); | |
435 | AliHeader* outheader = fOutRunLoader->GetHeader(); | |
436 | AliHeader* inheader = inrl->GetHeader(); | |
437 | if (inheader == 0x0) | |
438 | { | |
439 | inrl->LoadHeader(); | |
440 | inheader = inrl->GetHeader(); | |
441 | if (inheader == 0x0) Fatal("FinishEvent","Can not get header from input 0"); | |
442 | } | |
443 | ||
444 | outheader->SetNprimary(inheader->GetNprimary()); | |
445 | outheader->SetNtrack(inheader->GetNtrack()); | |
446 | outheader->SetEvent(inheader->GetEvent()); | |
447 | outheader->SetEventNrInRun(inheader->GetEventNrInRun()); | |
448 | outheader->SetNvertex(inheader->GetNvertex()); | |
449 | fOutRunLoader->TreeE()->Fill(); | |
450 | } | |
451 | ||
452 | if (fCopyTreesFromInput > -1) | |
453 | { | |
454 | //this is sensless since no information would be coherent in case of merging | |
455 | // | |
456 | cout<<"Copy trees from input: Copy or link files manually"<<endl; | |
457 | return; | |
458 | } | |
9ce40367 | 459 | } |
e2afb3b6 | 460 | //_______________________________________________________________________ |
88cb7938 | 461 | |
9ce40367 | 462 | void AliRunDigitizer::FinishGlobal() |
463 | { | |
1bb2a43c | 464 | // |
465 | // called at the end of Exec | |
466 | // save unique objects to the output file | |
467 | // | |
88cb7938 | 468 | if (GetOutRunLoader() == 0x0) |
469 | { | |
470 | Error("FinishGlobal","Can not get RunLoader from Output Stream folder"); | |
471 | return; | |
472 | } | |
e456dfc6 | 473 | GetOutRunLoader()->CdGAFile(); |
474 | this->Write(NULL, TObject::kOverwrite); | |
88cb7938 | 475 | if (fOutRunLoader) |
476 | { | |
477 | fOutRunLoader->WriteHeader("OVERWRITE"); | |
478 | fOutRunLoader->WriteRunLoader("OVERWRITE"); | |
479 | TFolder* outfolder = fOutRunLoader->GetEventFolder(); | |
480 | if (outfolder == 0x0) | |
481 | { | |
482 | Error("FinishEvent","Can not get Event Folder"); | |
483 | return; | |
484 | } | |
485 | ||
486 | AliRunLoader* inRN = AliRunLoader::GetRunLoader(GetInputFolderName(0)); | |
487 | outfolder->Add(inRN->GetAliRun()); | |
488 | fOutRunLoader->WriteAliRun("OVERWRITE"); | |
489 | } | |
490 | ||
491 | if (fCopyTreesFromInput > -1) | |
492 | { | |
493 | //copy files manually | |
494 | } | |
9ce40367 | 495 | } |
e2afb3b6 | 496 | //_______________________________________________________________________ |
88cb7938 | 497 | |
9ae76683 | 498 | Int_t AliRunDigitizer::GetNParticles(Int_t event) const |
9ce40367 | 499 | { |
500 | // return number of particles in all input files for a given | |
501 | // event (as numbered in the output file) | |
502 | // return -1 if some file cannot be accessed | |
503 | ||
504 | Int_t sum = 0; | |
505 | Int_t sumI; | |
506 | for (Int_t i = 0; i < fNinputs; i++) { | |
507 | sumI = GetNParticles(GetInputEventNumber(event,i), i); | |
508 | if (sumI < 0) return -1; | |
509 | sum += sumI; | |
510 | } | |
511 | return sum; | |
512 | } | |
e2afb3b6 | 513 | //_______________________________________________________________________ |
88cb7938 | 514 | |
d1898505 | 515 | Int_t AliRunDigitizer::GetNParticles(Int_t /*event*/, Int_t /*input*/) const |
9ce40367 | 516 | { |
517 | // return number of particles in input file input for a given | |
518 | // event (as numbered in this input file) | |
519 | // return -1 if some error | |
520 | ||
bd7a3098 | 521 | // Must be revised in the version with AliStream |
522 | ||
523 | return -1; | |
524 | ||
9ce40367 | 525 | } |
526 | ||
e2afb3b6 | 527 | //_______________________________________________________________________ |
9ae76683 | 528 | Int_t* AliRunDigitizer::GetInputEventNumbers(Int_t event) const |
9ce40367 | 529 | { |
530 | // return pointer to an int array with input event numbers which were | |
531 | // merged in the output event event | |
532 | ||
533 | // simplified for now, implement later | |
af7ba10c | 534 | Int_t * a = new Int_t[MAXSTREAMSTOMERGE]; |
9ce40367 | 535 | for (Int_t i = 0; i < fNinputs; i++) { |
536 | a[i] = event; | |
537 | } | |
538 | return a; | |
539 | } | |
e2afb3b6 | 540 | //_______________________________________________________________________ |
d1898505 | 541 | Int_t AliRunDigitizer::GetInputEventNumber(Int_t event, Int_t /*input*/) const |
9ce40367 | 542 | { |
543 | // return an event number of an eventInput from input file input | |
544 | // which was merged to create output event event | |
545 | ||
546 | // simplified for now, implement later | |
547 | return event; | |
548 | } | |
e2afb3b6 | 549 | //_______________________________________________________________________ |
9ae76683 | 550 | TParticle* AliRunDigitizer::GetParticle(Int_t i, Int_t event) const |
9ce40367 | 551 | { |
552 | // return pointer to particle with index i (index with mask) | |
553 | ||
554 | // decode the MASK | |
555 | Int_t input = i/fkMASKSTEP; | |
556 | return GetParticle(i,input,GetInputEventNumber(event,input)); | |
557 | } | |
558 | ||
e2afb3b6 | 559 | //_______________________________________________________________________ |
d1898505 | 560 | TParticle* AliRunDigitizer::GetParticle(Int_t /*i*/, Int_t /*input*/, Int_t /*event*/) const |
9ce40367 | 561 | { |
562 | // return pointer to particle with index i in the input file input | |
563 | // (index without mask) | |
564 | // event is the event number in the file input | |
8d5e6345 | 565 | // return 0 i fit does not exist |
bd7a3098 | 566 | |
567 | // Must be revised in the version with AliStream | |
9ce40367 | 568 | |
bd7a3098 | 569 | return 0; |
9ce40367 | 570 | } |
8d5e6345 | 571 | |
e2afb3b6 | 572 | //_______________________________________________________________________ |
8d5e6345 | 573 | void AliRunDigitizer::ExecuteTask(Option_t* option) |
574 | { | |
1bb2a43c | 575 | // |
576 | // overwrite ExecuteTask to do Digitize only | |
577 | // | |
8d5e6345 | 578 | if (!IsActive()) return; |
579 | Digitize(option); | |
580 | fHasExecuted = kTRUE; | |
581 | return; | |
582 | } | |
e2afb3b6 | 583 | |
584 | //_______________________________________________________________________ | |
88cb7938 | 585 | const TString& AliRunDigitizer::GetInputFolderName(Int_t i) const |
586 | { | |
1bb2a43c | 587 | // |
588 | // Get the input Folder Name | |
589 | // | |
88cb7938 | 590 | AliStream* stream = dynamic_cast<AliStream*>(fInputStreams->At(i)); |
591 | if (stream == 0x0) | |
1bb2a43c | 592 | Fatal("GetInputFolderName","Can not get the input stream. Index = %d. Exiting",i); |
88cb7938 | 593 | return stream->GetFolderName(); |
594 | } | |
595 | //_______________________________________________________________________ | |
596 | ||
597 | const char* AliRunDigitizer::GetOutputFolderName() | |
598 | { | |
1bb2a43c | 599 | // |
600 | // Get output folder name | |
601 | // | |
88cb7938 | 602 | return GetOutRunLoader()->GetEventFolder()->GetName(); |
603 | } | |
604 | //_______________________________________________________________________ | |
605 | ||
606 | AliRunLoader* AliRunDigitizer::GetOutRunLoader() | |
607 | { | |
1bb2a43c | 608 | // |
609 | // Returns Run Loader | |
610 | // | |
88cb7938 | 611 | if (fOutRunLoader) return fOutRunLoader; |
612 | ||
613 | if ( fOutputFileName.IsNull() ) | |
614 | {//guard that sombody calls it without settting file name | |
615 | cout<<"Output file name is empty. Using Input 0 for output\n"; | |
616 | return AliRunLoader::GetRunLoader(GetInputFolderName(0)); | |
617 | } | |
618 | // InitOutputGlobal(); | |
619 | return fOutRunLoader; | |
620 | } | |
621 | //_______________________________________________________________________ | |
622 | ||
fea8896f | 623 | TString AliRunDigitizer::GetInputFileName(Int_t input, Int_t order) const |
2e3dd5e5 | 624 | { |
625 | // returns file name of the order-th file in the input stream input | |
626 | // returns empty string if such file does not exist | |
627 | // first input stream is 0 | |
628 | // first file in the input stream is 0 | |
629 | TString fileName(""); | |
630 | if (input >= fNinputs) return fileName; | |
631 | AliStream * stream = static_cast<AliStream*>(fInputStreams->At(input)); | |
632 | if (order > stream->GetNInputFiles()) return fileName; | |
633 | fileName = stream->GetFileName(order); | |
634 | return fileName; | |
635 | } |