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a5a091ce | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // This class for running the Central Trigger Processor // | |
21 | // // | |
22 | // // | |
51f6d619 | 23 | // Load Configuration // |
24 | // Make a list the trigger detectors involved (from the classes) // | |
a5a091ce | 25 | // For the each event // |
26 | // Run the Trigger for the each detector // | |
27 | // Get the inputs // | |
51f6d619 | 28 | // Check the trigger classes // |
a5a091ce | 29 | // Create the class mask // |
30 | // Save result // | |
31 | // // | |
32 | // // | |
33 | /////////////////////////////////////////////////////////////////////////////// | |
34 | ||
35 | #include <TString.h> | |
36 | #include <TObjString.h> | |
37 | #include <TObjArray.h> | |
38 | #include <TStopwatch.h> | |
bacbe0fd | 39 | #include <TFile.h> |
40 | #include <TTree.h> | |
a5a091ce | 41 | |
42 | #include "AliLog.h" | |
43 | #include "AliRun.h" | |
44 | #include "AliRunLoader.h" | |
c93255fe | 45 | #include "AliLoader.h" |
a5a091ce | 46 | #include "AliModule.h" |
47 | ||
48 | #include "AliTriggerInput.h" | |
49 | #include "AliTriggerDetector.h" | |
51f6d619 | 50 | #include "AliTriggerConfiguration.h" |
51 | #include "AliTriggerClass.h" | |
52 | #include "AliTriggerCluster.h" | |
a5a091ce | 53 | #include "AliCentralTrigger.h" |
bacbe0fd | 54 | #include "AliDetectorEventHeader.h" |
55 | #include "AliHeader.h" | |
56 | ||
51f6d619 | 57 | #include "AliCDBManager.h" |
58 | #include "AliCDBPath.h" | |
59 | #include "AliCDBEntry.h" | |
a5a091ce | 60 | |
66b0310c | 61 | using std::endl; |
62 | using std::cout; | |
63 | using std::hex; | |
64 | using std::dec; | |
a5a091ce | 65 | ClassImp( AliCentralTrigger ) |
66 | ||
67 | //_____________________________________________________________________________ | |
68 | AliCentralTrigger::AliCentralTrigger() : | |
69 | TObject(), | |
75e3794b | 70 | fClassMask(0), |
51f6d619 | 71 | fClusterMask(0), |
d3f1f232 | 72 | fL0TriggerInputs(0), |
73 | fL1TriggerInputs(0), | |
74 | fL2TriggerInputs(0), | |
51f6d619 | 75 | fConfiguration(NULL) |
a5a091ce | 76 | { |
77 | // Default constructor | |
596735df | 78 | SetOwner(); |
a5a091ce | 79 | } |
80 | ||
81 | //_____________________________________________________________________________ | |
51f6d619 | 82 | AliCentralTrigger::AliCentralTrigger( TString & config ) : |
a5a091ce | 83 | TObject(), |
75e3794b | 84 | fClassMask(0), |
51f6d619 | 85 | fClusterMask(0), |
d3f1f232 | 86 | fL0TriggerInputs(0), |
87 | fL1TriggerInputs(0), | |
88 | fL2TriggerInputs(0), | |
51f6d619 | 89 | fConfiguration(NULL) |
a5a091ce | 90 | { |
91 | // Default constructor | |
51f6d619 | 92 | LoadConfiguration( config ); |
bacbe0fd | 93 | } |
94 | ||
a5a091ce | 95 | //_____________________________________________________________________________ |
96 | AliCentralTrigger::~AliCentralTrigger() | |
97 | { | |
51f6d619 | 98 | // Destructor |
99 | DeleteConfiguration(); | |
bacbe0fd | 100 | } |
101 | ||
102 | //_____________________________________________________________________________ | |
51f6d619 | 103 | void AliCentralTrigger::DeleteConfiguration() |
bacbe0fd | 104 | { |
51f6d619 | 105 | // Delete the active configuration |
106 | fClassMask = 0; | |
107 | fClusterMask = 0; | |
d3f1f232 | 108 | fL0TriggerInputs = 0; |
109 | fL1TriggerInputs = 0; | |
110 | fL2TriggerInputs = 0; | |
596735df | 111 | if (fConfiguration) { |
112 | if (IsOwner()) delete fConfiguration; | |
113 | fConfiguration = 0x0; | |
114 | } | |
a5a091ce | 115 | } |
116 | ||
bacbe0fd | 117 | //_____________________________________________________________________________ |
118 | void AliCentralTrigger::Reset() | |
119 | { | |
51f6d619 | 120 | // Reset Class Mask and classes |
bacbe0fd | 121 | fClassMask = 0; |
51f6d619 | 122 | fClusterMask = 0; |
d3f1f232 | 123 | fL0TriggerInputs = 0; |
124 | fL1TriggerInputs = 0; | |
125 | fL2TriggerInputs = 0; | |
51f6d619 | 126 | |
127 | if (fConfiguration) { | |
128 | const TObjArray& classesArray = fConfiguration->GetClasses(); | |
129 | Int_t nclasses = classesArray.GetEntriesFast(); | |
130 | for( Int_t j=0; j<nclasses; j++ ) { | |
131 | AliTriggerClass* trclass = (AliTriggerClass*)classesArray.At( j ); | |
132 | trclass->Reset(); | |
133 | } | |
bacbe0fd | 134 | } |
135 | } | |
136 | ||
137 | //_____________________________________________________________________________ | |
138 | void AliCentralTrigger::MakeBranch( TString name, TTree * tree ) | |
139 | { | |
140 | // Make a branch to store only trigger class mask event by event | |
141 | ||
142 | if( tree ) { | |
143 | AliDebug( 1, "Got Tree from folder." ); | |
144 | TBranch* branch = tree->GetBranch( name ); | |
145 | if( branch == 0x0 ) { | |
146 | AliDebug( 1, "Creating new branch" ); | |
d3f1f232 | 147 | branch = tree->Branch( name, &(this->fClassMask), "fClassMask/l:fClusterMask/i:fL0TriggerInputs/i:fL1TriggerInputs/i:fL2TriggerInputs/s" ); |
bacbe0fd | 148 | branch->SetAutoDelete( kFALSE ); |
149 | } | |
150 | else { | |
151 | AliDebug( 1, "Got Branch from Tree" ); | |
152 | branch->SetAddress( &(this->fClassMask) ); | |
153 | } | |
154 | } | |
155 | } | |
156 | ||
a5a091ce | 157 | //_____________________________________________________________________________ |
51f6d619 | 158 | Bool_t AliCentralTrigger::LoadConfiguration( TString & config ) |
a5a091ce | 159 | { |
51f6d619 | 160 | // Load one and only one pre-created COnfiguration from database/file that match |
161 | // with the input string 'config' | |
162 | // Ej: "p-p", "Pb-Pb" or "p-p-DIMUON CALIBRATION-CENTRAL-BARREL" | |
163 | ||
164 | // Delete the active configuration, if any | |
165 | DeleteConfiguration(); | |
166 | ||
167 | // Load the selected configuration | |
168 | if (!config.IsNull()) { | |
169 | fConfiguration = AliTriggerConfiguration::LoadConfiguration( config ); | |
596735df | 170 | SetOwner(); |
51f6d619 | 171 | if(fConfiguration) |
172 | return kTRUE; | |
173 | else { | |
174 | AliError( Form( "Valid TriggerConfiguration (%s) is not found ! Disabling the trigger simulation !", config.Data() ) ); | |
175 | return kFALSE; | |
176 | } | |
177 | } | |
178 | else { | |
179 | // Load one and only one trigger descriptor from CDB | |
7e88424f | 180 | AliInfo( "Getting trigger configuration from OCDB!" ); |
51f6d619 | 181 | |
182 | AliCDBPath path( "GRP", "CTP", "Config" ); | |
183 | ||
184 | AliCDBEntry *entry=AliCDBManager::Instance()->Get(path.GetPath()); | |
596735df | 185 | SetOwner(kFALSE); |
51f6d619 | 186 | if( !entry ) AliFatal( "Couldn't load trigger description data from CDB!" ); |
187 | ||
188 | fConfiguration = (AliTriggerConfiguration *)entry->GetObject(); | |
189 | if(fConfiguration) | |
190 | return kTRUE; | |
191 | else { | |
192 | AliError( "No valid configuration is found in the CDB ! Disabling the trigger simulation !" ); | |
193 | return kFALSE; | |
194 | } | |
a5a091ce | 195 | } |
a5a091ce | 196 | } |
197 | ||
198 | //_____________________________________________________________________________ | |
199 | TString AliCentralTrigger::GetDetectors() | |
200 | { | |
51f6d619 | 201 | // return TString with the detectors (modules) to be used for triggering |
a5a091ce | 202 | |
203 | TString result; | |
204 | ||
51f6d619 | 205 | if (fConfiguration) |
206 | result = fConfiguration->GetTriggeringModules(); | |
a5a091ce | 207 | |
208 | return result; | |
209 | } | |
210 | ||
211 | //_____________________________________________________________________________ | |
8480396b | 212 | Bool_t AliCentralTrigger::RunTrigger( AliRunLoader* runLoader, const char *detectors ) |
a5a091ce | 213 | { |
214 | // run the trigger | |
bacbe0fd | 215 | |
51f6d619 | 216 | if( !fConfiguration ) { |
217 | AliError( "No trigger configuration loaded, skipping trigger" ); | |
bacbe0fd | 218 | return kFALSE; |
219 | } | |
220 | ||
221 | TTree *tree = runLoader->TreeCT(); | |
222 | if( !tree ) { | |
51f6d619 | 223 | AliError( "No folder with trigger loaded, skipping trigger" ); |
a5a091ce | 224 | return kFALSE; |
225 | } | |
226 | ||
227 | TStopwatch stopwatch; | |
228 | stopwatch.Start(); | |
bacbe0fd | 229 | |
01eed601 | 230 | AliInfo( Form(" Triggering Detectors: %s \n", GetDetectors().Data() ) ); |
231 | AliInfo( Form(" Detectors with digits: %s \n", detectors ) ); | |
232 | ||
a5a091ce | 233 | // Process each event |
234 | for( Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++ ) { | |
bacbe0fd | 235 | runLoader->GetEvent( iEvent ); |
a5a091ce | 236 | // Get detectors involve |
237 | TString detStr = GetDetectors(); | |
8480396b | 238 | TString detWithDigits = detectors; |
a5a091ce | 239 | TObjArray* detArray = runLoader->GetAliRun()->Detectors(); |
240 | // Reset Mask | |
241 | fClassMask = 0; | |
895affe8 | 242 | fClusterMask = 0; |
243 | // Reset configuration object (inputs and classes) | |
244 | fConfiguration->Reset(); | |
bacbe0fd | 245 | TObjArray trgdetArray; // use as garbage collector |
a5a091ce | 246 | for( Int_t iDet = 0; iDet < detArray->GetEntriesFast(); iDet++ ) { |
247 | AliModule* det = (AliModule*) detArray->At( iDet ); | |
248 | if( !det || !det->IsActive() ) continue; | |
8480396b | 249 | if( IsSelected(det->GetName(), detStr) && |
250 | IsSelected(det->GetName(), detWithDigits) ) { | |
bacbe0fd | 251 | |
01eed601 | 252 | AliDebug(1,Form("Triggering from digits for %s", det->GetName() ) ); |
a5a091ce | 253 | AliTriggerDetector* trgdet = det->CreateTriggerDetector(); |
a4d25339 | 254 | trgdet->AssignInputs(fConfiguration->GetInputs()); |
a5a091ce | 255 | TStopwatch stopwatchDet; |
256 | stopwatchDet.Start(); | |
257 | trgdet->Trigger(); | |
01eed601 | 258 | AliDebug(1, Form("Execution time for %s: R:%.2fs C:%.2fs", |
a5a091ce | 259 | det->GetName(), stopwatchDet.RealTime(), stopwatchDet.CpuTime() ) ); |
bacbe0fd | 260 | |
bacbe0fd | 261 | trgdetArray.AddLast( trgdet ); |
262 | ||
263 | // Write trigger detector in Event folder in Digits file | |
264 | TString loadername = det->GetName(); | |
265 | loadername.Append( "Loader" ); | |
266 | AliLoader * loader = runLoader->GetLoader( loadername ); | |
267 | if( loader ) { | |
268 | AliDataLoader * dataLoader = loader->GetDigitsDataLoader(); | |
269 | if( !dataLoader->IsFileOpen() ) { | |
270 | if( dataLoader->OpenFile( "UPDATE" ) ) { | |
271 | AliWarning( Form( "\n\nCan't write trigger for %s\n", det->GetName() ) ); | |
272 | } | |
273 | } | |
274 | dataLoader->Cd(); | |
275 | if( gFile && !gFile->IsWritable() ) { | |
276 | gFile->ReOpen( "UPDATE" ); | |
277 | dataLoader->Cd(); | |
278 | } | |
279 | trgdet->Write( "Trigger", TObject::kOverwrite ); | |
280 | dataLoader->CloseFile(); | |
281 | } | |
282 | else AliWarning( Form( "Not loader found for %s", det->GetName() ) ); | |
a5a091ce | 283 | } |
284 | } | |
285 | ||
286 | // Check trigger conditions and create the trigger class mask | |
51f6d619 | 287 | TriggerClasses(); |
d3f1f232 | 288 | // Calculate trigger Input pattern |
289 | TriggerInputs(); | |
bacbe0fd | 290 | |
a5a091ce | 291 | // Clear trigger detectors |
292 | trgdetArray.SetOwner(); | |
293 | trgdetArray.Delete(); | |
294 | ||
295 | if( (detStr.CompareTo( "ALL" ) != 0) && !detStr.IsNull() ) { | |
296 | AliError( Form("the following detectors were not found: %s", | |
297 | detStr.Data())); | |
e229562b | 298 | //JF return kFALSE; |
a5a091ce | 299 | } |
300 | ||
bacbe0fd | 301 | // Save trigger mask |
302 | tree->Fill(); | |
73bbf779 | 303 | AliDebug(1, Form("Event:%d Class Mask:0x%llX", iEvent,fClassMask ) ); |
a5a091ce | 304 | } // end event loop |
a5a091ce | 305 | |
bacbe0fd | 306 | Reset(); |
307 | // cout << endl << " Print " << endl; | |
308 | // Print(); | |
309 | ||
310 | // Write | |
311 | runLoader->WriteTrigger( "OVERWRITE" ); | |
a5a091ce | 312 | |
bacbe0fd | 313 | return kTRUE; |
314 | } | |
d3f1f232 | 315 | //---------------------------------------------------------------------------- |
316 | void AliCentralTrigger::TriggerInputs() | |
317 | { | |
318 | // Find which inputs are in configuration | |
319 | // and calculate input pattern | |
320 | fL0TriggerInputs=0; | |
321 | fL1TriggerInputs=0; | |
322 | fL2TriggerInputs=0; | |
323 | if(fConfiguration){ | |
324 | const TObjArray& inputsArray = fConfiguration->GetInputs(); | |
325 | Int_t ninputs = inputsArray.GetEntriesFast(); | |
326 | for( Int_t j=0; j<ninputs; j++ ) { | |
327 | AliTriggerInput* input = (AliTriggerInput*)inputsArray.At( j ); | |
328 | if(input->GetValue()){ | |
329 | UChar_t level=input->GetLevel(); | |
330 | if(level == 0) fL0TriggerInputs |= (input->GetMask()); | |
331 | else if(level == 1) fL1TriggerInputs |= (input->GetMask()); | |
332 | else if(level == 2) fL2TriggerInputs |= (input->GetMask()); | |
333 | else{ | |
334 | AliError(Form("Unknown input level:%c:",level)); | |
335 | } | |
336 | } | |
337 | } | |
338 | } | |
339 | } | |
a5a091ce | 340 | //_____________________________________________________________________________ |
51f6d619 | 341 | ULong64_t AliCentralTrigger::TriggerClasses() |
a5a091ce | 342 | { |
51f6d619 | 343 | // Check trigger conditions and create the trigger class |
344 | // and trigger cluster masks | |
7e88424f | 345 | fClassMask = 0; |
346 | fClusterMask = 0; | |
51f6d619 | 347 | if (fConfiguration) { |
348 | const TObjArray& classesArray = fConfiguration->GetClasses(); | |
349 | Int_t nclasses = classesArray.GetEntriesFast(); | |
350 | for( Int_t j=0; j<nclasses; j++ ) { | |
351 | AliTriggerClass* trclass = (AliTriggerClass*)classesArray.At( j ); | |
352 | trclass->Trigger( fConfiguration->GetInputs(), fConfiguration->GetFunctions() ); | |
353 | fClassMask |= trclass->GetValue(); | |
7e88424f | 354 | if (trclass->GetStatus()) { |
355 | AliTriggerCluster *trclust = trclass->GetCluster(); | |
356 | fClusterMask |= AliDAQ::DetectorPattern(trclust->GetDetectorsInCluster()); | |
357 | } | |
51f6d619 | 358 | } |
359 | } | |
360 | return fClassMask; | |
a5a091ce | 361 | } |
362 | //_____________________________________________________________________________ | |
51f6d619 | 363 | TObjArray* AliCentralTrigger::GetFiredClasses() const |
a5a091ce | 364 | { |
365 | // return only the true conditions | |
366 | ||
367 | TObjArray* result = new TObjArray(); | |
368 | ||
51f6d619 | 369 | if (fConfiguration) { |
370 | const TObjArray& classesArray = fConfiguration->GetClasses(); | |
371 | Int_t nclasses = classesArray.GetEntriesFast(); | |
372 | for( Int_t j=0; j<nclasses; j++ ) { | |
373 | AliTriggerClass* trclass = (AliTriggerClass*)classesArray.At( j ); | |
374 | if( trclass->GetStatus() ) result->AddLast( trclass ); | |
375 | } | |
a5a091ce | 376 | } |
377 | ||
378 | return result; | |
379 | } | |
380 | ||
a5a091ce | 381 | //_____________________________________________________________________________ |
382 | void AliCentralTrigger::Print( const Option_t* ) const | |
383 | { | |
384 | ||
385 | cout << "Central Trigger: " << endl; | |
386 | cout << " Trigger Class Mask: 0x" << hex << fClassMask << dec << endl; | |
51f6d619 | 387 | if (fConfiguration) fConfiguration->Print(); |
a5a091ce | 388 | cout << endl; |
389 | } | |
390 | ||
391 | ||
392 | ////////////////////////////////////////////////////////////////////////////// | |
393 | // Helper method | |
394 | ||
395 | //_____________________________________________________________________________ | |
396 | Bool_t AliCentralTrigger::IsSelected( TString detName, TString& detectors ) const | |
397 | { | |
398 | // check whether detName is contained in detectors | |
399 | // if yes, it is removed from detectors | |
400 | ||
401 | // check if all detectors are selected | |
402 | if( (detectors.CompareTo("ALL") == 0 ) || | |
403 | detectors.BeginsWith("ALL ") || | |
404 | detectors.EndsWith(" ALL") || | |
405 | detectors.Contains(" ALL ") ) { | |
406 | detectors = "ALL"; | |
407 | return kTRUE; | |
408 | } | |
409 | ||
410 | // search for the given detector | |
411 | Bool_t result = kFALSE; | |
412 | if( (detectors.CompareTo( detName ) == 0) || | |
413 | detectors.BeginsWith( detName+" " ) || | |
414 | detectors.EndsWith( " "+detName ) || | |
415 | detectors.Contains( " "+detName+" " ) ) { | |
416 | detectors.ReplaceAll( detName, "" ); | |
417 | result = kTRUE; | |
418 | } | |
419 | ||
420 | // clean up the detectors string | |
421 | while( detectors.Contains(" ") ) detectors.ReplaceAll( " ", " " ); | |
422 | while( detectors.BeginsWith(" ") ) detectors.Remove( 0, 1 ); | |
423 | while( detectors.EndsWith(" ") ) detectors.Remove( detectors.Length()-1, 1 ); | |
424 | ||
425 | return result; | |
426 | } | |
67327b72 | 427 | |
428 | //_____________________________________________________________________________ | |
7e88424f | 429 | Bool_t AliCentralTrigger::CheckTriggeredDetectors() const |
67327b72 | 430 | { |
431 | // Check the trigger mask, finds which trigger classes | |
432 | // have been fired, load the corresponding trigger clusters and | |
433 | // finally makes a list of the detectors that have been readout | |
7e88424f | 434 | // for each particular event. This list is then compared to the |
435 | // one stored in fClusterMask. Return value: | |
436 | // true = two lists are equal | |
437 | // false = two lists are not equal meaning wrong trigger config | |
438 | // is loaded. | |
67327b72 | 439 | |
440 | if (!fConfiguration) { | |
7e88424f | 441 | AliError("The trigger confiration has not yet been loaded! Cross-check is not possible!"); |
442 | return kFALSE; | |
67327b72 | 443 | } |
7e88424f | 444 | else { |
67327b72 | 445 | |
7e88424f | 446 | // Make a cross-check so that to exclude wrong trigger configuration used |
447 | // Loop over the trigger classes | |
448 | UInt_t clusterMask = 0; | |
449 | const TObjArray& classesArray = fConfiguration->GetClasses(); | |
450 | Int_t nclasses = classesArray.GetEntriesFast(); | |
451 | for( Int_t j=0; j<nclasses; j++ ) { | |
452 | AliTriggerClass* trclass = (AliTriggerClass*)classesArray.At( j ); | |
453 | if (trclass->GetMask() & fClassMask) { // class was fired | |
454 | AliTriggerCluster *trclust = trclass->GetCluster(); | |
455 | clusterMask |= AliDAQ::DetectorPattern(trclust->GetDetectorsInCluster()); | |
67327b72 | 456 | } |
457 | } | |
7e88424f | 458 | // Compare the stored cluster mask with the one |
459 | // that we get from trigger classes | |
7e88424f | 460 | if (clusterMask != fClusterMask) { |
454d6738 | 461 | if ((clusterMask & fClusterMask) == clusterMask) { |
462 | AliInfo(Form("Cluster mask from trigger classes (%x) and from data (%x) differ. Concurrent DAQ run(s) could be the reason.", | |
463 | (UInt_t)clusterMask,(UInt_t)fClusterMask)); | |
464 | return kTRUE; | |
465 | } | |
466 | else { | |
467 | AliError(Form("Wrong cluster mask from trigger classes (%x), expecting (%x)! Loaded trigger configuration is possibly wrong!", | |
468 | (UInt_t)clusterMask,(UInt_t)fClusterMask)); | |
469 | return kFALSE; | |
470 | } | |
7e88424f | 471 | } |
67327b72 | 472 | } |
473 | ||
7e88424f | 474 | return kTRUE; |
67327b72 | 475 | } |