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