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89858ccc 1// $Id$
2
3//**************************************************************************
4//* This file is property of and copyright by the ALICE HLT Project *
5//* ALICE Experiment at CERN, All rights reserved. *
6//* *
7//* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
8//* for The ALICE HLT Project. *
9//* *
10//* Permission to use, copy, modify and distribute this software and its *
11//* documentation strictly for non-commercial purposes is hereby granted *
12//* without fee, provided that the above copyright notice appears in all *
13//* copies and that both the copyright notice and this permission notice *
14//* appear in the supporting documentation. The authors make no claims *
15//* about the suitability of this software for any purpose. It is *
16//* provided "as is" without express or implied warranty. *
17//**************************************************************************
18
19/** @file AliHLTTriggerAgent.cxx
20 @author Matthias Richter
21 @date
22 @brief Agent of the libAliHLTTrigger library
23*/
24
25#include <cassert>
26#include "AliHLTTriggerAgent.h"
18a9a5ad 27#include "AliHLTTriggerDecision.h"
8a8ea98b 28#include "AliHLTGlobalTriggerDecision.h"
18a9a5ad 29#include "AliHLTOUT.h"
30#include "AliHLTMessage.h"
31#include "AliESDEvent.h"
c86017ac 32#include "TObjString.h"
33#include "TObjArray.h"
18a9a5ad 34#include "TArrayC.h"
8a8ea98b 35#include "TFile.h"
36#include "TTree.h"
89858ccc 37
38// header files of library components
c86017ac 39#include "AliHLTTriggerBarrelMultiplicity.h"
5f4502cc 40#include "AliHLTD0Trigger.h"
41#include "AliHLTTriggerITSMultiplicity.h"
fde46e9e 42#include "AliHLTTriggerBarrelGeomMultiplicity.h"
5d79eb88 43#include "AliHLTGlobalTriggerComponent.h"
765d85f8 44#include "AliHLTTriggerPhosClusterEnergy.h"
739e2587 45#include "AliHLTTriggerEmcalClusterEnergy.h"
f86ecd3e 46#include "AliHLTTriggerPhosMip.h"
495570cd 47#include "AliHLTTriggerTrdClusterMultiplicity.h"
fc2b0c6d 48#include "AliHLTTriggerGammaConversion.h"
c1550d2c 49#include "AliHLTMuonSpectroTriggerComponent.h"
4d097162 50#include "AliHLTUpcTriggerComponent.h"
411a92da 51#include "AliHLTTriggerCosmics.h"
742ae1c4 52#include "AliHLTTriggerCounterComponent.h"
4d097162 53
89858ccc 54
55/** global instance for agent registration */
56AliHLTTriggerAgent gAliHLTTriggerAgent;
57
58/** ROOT macro for the implementation of ROOT specific class methods */
59ClassImp(AliHLTTriggerAgent)
60
61AliHLTTriggerAgent::AliHLTTriggerAgent()
18a9a5ad 62 : AliHLTModuleAgent("Trigger")
63 , fTriggerDecisionHandler(NULL)
89858ccc 64{
65 // see header file for class documentation
66 // or
67 // refer to README to build package
68 // or
69 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
70}
71
72AliHLTTriggerAgent::~AliHLTTriggerAgent()
73{
74 // see header file for class documentation
75}
76
77int AliHLTTriggerAgent::RegisterComponents(AliHLTComponentHandler* pHandler) const
78{
79 // see header file for class documentation
80 assert(pHandler);
81 if (!pHandler) return -EINVAL;
5d79eb88 82 pHandler->AddComponent(new AliHLTGlobalTriggerComponent);
c86017ac 83 pHandler->AddComponent(new AliHLTTriggerBarrelMultiplicity);
5f4502cc 84 pHandler->AddComponent(new AliHLTTriggerITSMultiplicity);
85 pHandler->AddComponent(new AliHLTD0Trigger);
fde46e9e 86 pHandler->AddComponent(new AliHLTTriggerBarrelGeomMultiplicity);
765d85f8 87 pHandler->AddComponent(new AliHLTTriggerPhosClusterEnergy);
739e2587 88 pHandler->AddComponent(new AliHLTTriggerEmcalClusterEnergy);
f86ecd3e 89 pHandler->AddComponent(new AliHLTTriggerPhosMip);
fc2b0c6d 90 pHandler->AddComponent(new AliHLTTriggerTrdClusterMultiplicity);
91 pHandler->AddComponent(new AliHLTTriggerGammaConversion);
c1550d2c 92 pHandler->AddComponent(new AliHLTMuonSpectroTriggerComponent);
4d097162 93 pHandler->AddComponent(new AliHLTUpcTriggerComponent);
411a92da 94 pHandler->AddComponent(new AliHLTTriggerCosmics);
742ae1c4 95 pHandler->AddComponent(new AliHLTTriggerCounterComponent);
89858ccc 96 return 0;
97}
98
c86017ac 99int AliHLTTriggerAgent::CreateConfigurations(AliHLTConfigurationHandler* pHandler,
f7aab453 100 AliRawReader* rawReader,
101 AliRunLoader* runloader) const
c86017ac 102{
103 // see header file for class documentation
104 if (!pHandler) return -EINVAL;
105
106 TString triggerInputs;
107 TString triggerOutputs;
108 TString configurationId;
109 /////////////////////////////////////////////////////////////////////////////////////
110 //
111 // a central barrel charged particle multiplicity trigger
112 configurationId="TRIGGER-Barrel-Multiplicity";
113
feb0a3ff 114 // define the inputs for the BarrelMultiplicityTrigger
c86017ac 115 triggerInputs="GLOBAL-esd-converter";
116
117 // check for the availibility
118 TObjArray* pTokens=triggerInputs.Tokenize(" ");
119 triggerInputs="";
120 if (pTokens) {
121 for (int n=0; n<pTokens->GetEntriesFast(); n++) {
122 TString module=((TObjString*)pTokens->At(n))->GetString();
123 if (pHandler->FindConfiguration(module.Data())) {
124 triggerInputs+=module;
125 triggerInputs+=" ";
126 }
127 }
128 delete pTokens;
129 }
130
feb0a3ff 131 TString arg;
c86017ac 132 if (triggerInputs.Length()>0) {
feb0a3ff 133 // define multiple instances of the BarrelMultiplicityTrigger with different settings
c86017ac 134 HLTInfo("Configuring inputs for %s: %s", configurationId.Data(), triggerInputs.Data());
135 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), "");
136 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
137 triggerOutputs+=configurationId;
feb0a3ff 138
139 configurationId="TRIGGER-Barrel-HighMultiplicity";
140 arg="-triggername BarrelHighMultiplicity";
141 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), arg.Data());
142 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
143 triggerOutputs+=configurationId;
144
145 configurationId="TRIGGER-Barrel-Pt_v01";
146 arg="-triggername BarrelPt_v01";
147 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), arg.Data());
148 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
149 triggerOutputs+=configurationId;
150
151 configurationId="TRIGGER-Barrel-Pt_v02";
152 arg="-triggername BarrelPt_v02";
153 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), arg.Data());
154 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
155 triggerOutputs+=configurationId;
156
157 configurationId="TRIGGER-Barrel-Pt_v03";
158 arg="-triggername BarrelPt_v03";
159 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), arg.Data());
160 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
161 triggerOutputs+=configurationId;
c86017ac 162 } else {
163 HLTWarning("No inputs for %s found, skipping component", configurationId.Data());
164 }
c1550d2c 165
166 /////////////////////////////////////////////////////////////////////////////////////
167 // The muon spectrometer trigger
168 configurationId = "TRIGGER-Muon-Spectrometer";
169
170 // define the inputsfor the muon spectrometer trigger.
171 if (pHandler->FindConfiguration("dHLT-sim-fromRaw")) {
172 triggerInputs = "dHLT-sim-fromRaw";
173 }
174 else if (pHandler->FindConfiguration("dHLT-sim")) {
175 triggerInputs = "dHLT-sim";
176 }
177 else if (pHandler->FindConfiguration("dHLT-sim-fromMC")) {
178 triggerInputs = "dHLT-sim-fromMC";
179 }
180
181 if (triggerInputs.Length() > 0) {
182 HLTInfo("Configuring inputs for %s: %s", configurationId.Data(), triggerInputs.Data());
183 pHandler->CreateConfiguration(configurationId.Data(), "MuonSpectroTrigger", triggerInputs.Data(), "-makestats");
184 if (triggerOutputs.Length() > 0) triggerOutputs += " ";
185 triggerOutputs += configurationId;
186 } else {
187 HLTWarning("No inputs for %s found, skipping component.", configurationId.Data());
188 }
c86017ac 189
f7aab453 190 /////////////////////////////////////////////////////////////////////////////////////
191 // D0 trigger
192 configurationId = "TRIGGER-D0";
193 if(runloader && !rawReader){
194 // simulation without simulated raw data
0f4240c3 195 // use ESD as input
f7aab453 196 triggerInputs="GLOBAL-esd-converter ";
f7aab453 197 }
198 else{
199 // simulation with simulated raw data, or raw data reconstruction
200 // use input from ITS tracker and vertexer directly
201 triggerInputs="ITS-tracker GLOBAL-vertexer";
202 }
203
204 // check for the availibility of inputs
205 pTokens=triggerInputs.Tokenize(" ");
206 triggerInputs="";
207 if (pTokens) {
208 for (int n=0; n<pTokens->GetEntriesFast(); n++) {
209 TString module=((TObjString*)pTokens->At(n))->GetString();
210 if (pHandler->FindConfiguration(module.Data())) {
211 triggerInputs+=module;
212 triggerInputs+=" ";
213 }
214 }
215 delete pTokens;
216 }
217
218 TString argD0 = "";
219 if (triggerInputs.Length()>0) {
220 HLTInfo("Configuring inputs for %s: %s", configurationId.Data(), triggerInputs.Data());
221 pHandler->CreateConfiguration(configurationId.Data(), "D0Trigger", triggerInputs.Data(), argD0.Data());
94001d9d 222 // FIXME: due to a rare segfault for reconstruction of PbPb data the
223 // component is temporarily excluded
224 // https://savannah.cern.ch/bugs/?72590
225 //if (triggerOutputs.Length()>0) triggerOutputs+=" ";
226 //triggerOutputs+=configurationId;
f7aab453 227 } else {
228 HLTWarning("No inputs for %s found, skipping component", configurationId.Data());
229 }
230
c86017ac 231 /////////////////////////////////////////////////////////////////////////////////////
232 //
233 // the global trigger component
234 configurationId="GLOBAL-Trigger";
235 HLTInfo("setting inputs for %s: %s", configurationId.Data(), triggerOutputs.IsNull()?"none":triggerOutputs.Data());
236 pHandler->CreateConfiguration(configurationId.Data(), "HLTGlobalTrigger", triggerOutputs.Data(), "");
237
238 return 0;
239}
240
241const char* AliHLTTriggerAgent::GetReconstructionChains(AliRawReader* /*rawReader*/,
242 AliRunLoader* runloader) const
243{
244 // see header file for class documentation
245 if (runloader) {
246 // reconstruction chains for AliRoot simulation
247 // Note: run loader is only available while running embedded into
248 // AliRoot simulation
249
250 // currently disabled due to a problem compiling the runtime trigger library
18a9a5ad 251 return "GLOBAL-Trigger";
c86017ac 252 }
253 return NULL;
254}
255
256const char* AliHLTTriggerAgent::GetRequiredComponentLibraries() const
257{
258 // see header file for class documentation
259
86aebdca 260 return "";
c86017ac 261}
262
89858ccc 263int AliHLTTriggerAgent::GetHandlerDescription(AliHLTComponentDataType dt,
264 AliHLTUInt32_t /*spec*/,
265 AliHLTOUTHandlerDesc& desc) const
266{
267 // see header file for class documentation
268
18a9a5ad 269 // handler of the trigger decisions {'ROOTTOBJ':'HLT '}
270 // currently stored as a TObject with the common data type and origin
271 // HLTOUT. However we might need a separate data type in order to
272 // avoid interference with other handlers
273 // the handler produces an ESD object in order to be merged to the
274 // hltEsd afterwards
8a8ea98b 275 // 2009-11-17 adding the data tyepes for (global) trigger decisions
276 // the TObject data types stays for a while in order to preserve
277 // backward compatibility
278 if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut) ||
279 dt==kAliHLTDataTypeTriggerDecision ||
280 dt==kAliHLTDataTypeGlobalTrigger) {
18a9a5ad 281 desc=AliHLTOUTHandlerDesc(AliHLTModuleAgent::kEsd, dt, GetModuleId());
282 return 1;
283 }
284
89858ccc 285 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
286 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
287 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
288 desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
289 return 1;
290 }
291
292 return 0;
293}
294
295AliHLTOUTHandler* AliHLTTriggerAgent::GetOutputHandler(AliHLTComponentDataType dt,
18a9a5ad 296 AliHLTUInt32_t /*spec*/)
89858ccc 297{
298 // see header file for class documentation
299
18a9a5ad 300 // raw data blocks to be fed into offline reconstruction
8a8ea98b 301 if ((dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut) ||
302 (dt==kAliHLTDataTypeTriggerDecision) ||
303 (dt==kAliHLTDataTypeGlobalTrigger))) {
18a9a5ad 304 if (!fTriggerDecisionHandler) {
305 fTriggerDecisionHandler=new AliHLTTriggerAgent::AliHLTTriggerDecisionHandler;
306 }
307 return fTriggerDecisionHandler;
308 }
309
89858ccc 310 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
311 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
312 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
313 return NULL;
314 }
315
316 return NULL;
317}
318
319int AliHLTTriggerAgent::DeleteOutputHandler(AliHLTOUTHandler* pInstance)
320{
321 // see header file for class documentation
322 if (pInstance==NULL) return -EINVAL;
323
18a9a5ad 324 if (pInstance==fTriggerDecisionHandler) {
325 delete fTriggerDecisionHandler;
326 fTriggerDecisionHandler=NULL;
327 }
328
89858ccc 329 return 0;
330}
18a9a5ad 331
332AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::AliHLTTriggerDecisionHandler()
333 : AliHLTOUTHandler()
334 , fESD(NULL)
335 , fpData(NULL)
336 , fSize(0)
8a8ea98b 337 , fpESDfile(NULL)
338 , fpESDtree(NULL)
18a9a5ad 339{
340 // see header file for class documentation
341}
342
343AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::~AliHLTTriggerDecisionHandler()
344{
345 // see header file for class documentation
8a8ea98b 346 if (fpESDtree) {
347 fpESDtree->GetUserInfo()->Clear();
348 delete fpESDtree;
349 }
350 fpESDtree=NULL;
351
352 if (fpESDfile) {
353 fpESDfile->Close();
354 delete fpESDfile;
355 }
356 fpESDfile=NULL;
357
18a9a5ad 358 if (fESD) delete fESD;
359 fESD=NULL;
360
361 if (fpData) delete fpData;
362 fpData=NULL;
363 fSize=0;
364}
365
366int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ProcessData(AliHLTOUT* pData)
367{
368 // see header file for class documentation
369 if (!pData) return -EINVAL;
8a8ea98b 370 int iResult=0;
371 AliHLTGlobalTriggerDecision* pGlobalDecision=NULL;
372 TObjArray triggerDecisions;
373 triggerDecisions.SetOwner(kTRUE);
374 for (iResult=pData->SelectFirstDataBlock(); iResult>=0; iResult=pData->SelectNextDataBlock()) {
375 AliHLTComponentDataType dt=kAliHLTVoidDataType;
376 AliHLTUInt32_t spec=kAliHLTVoidDataSpec;
377 if ((iResult=pData->GetDataBlockDescription(dt, spec))<0) break;
18a9a5ad 378 TObject* pObject=pData->GetDataObject();
379 if (pObject) {
8a8ea98b 380 if(dt==kAliHLTDataTypeGlobalTrigger) {
381 if (!pGlobalDecision) {
382 if ((pGlobalDecision=dynamic_cast<AliHLTGlobalTriggerDecision*>(pObject))==NULL ||
383 (pGlobalDecision=dynamic_cast<AliHLTGlobalTriggerDecision*>(pGlobalDecision->Clone()))==NULL) {
384 HLTFatal("can not convert object of name %s (%s) to HLTGlobalTriggerDecsion according to data type", pObject->GetName(), pObject->Class()->GetName());
385 }
386 } else {
387 HLTWarning("multiple HLT GlobalTrigger decision objects, ignoring all but the first one");
388 }
389 } else if (dt==kAliHLTDataTypeTriggerDecision) {
390 if (pObject->IsA() == AliHLTTriggerDecision::Class() &&
391 !(pObject->IsA() == AliHLTGlobalTriggerDecision::Class())) {
392 AliHLTTriggerDecision* pDecision=dynamic_cast<AliHLTTriggerDecision*>(pObject);
393 if (pDecision) {
394 if (pGlobalDecision) {
395 // add directly
396 pGlobalDecision->AddTriggerInput(*pDecision);
397 } else {
398 // schedule
399 triggerDecisions.Add(pDecision->Clone());
400 }
401 } else {
402 HLTFatal("can not convert object of name %s (%s) to HLT TriggerDecsion according to data type", pObject->GetName(), pObject->Class()->GetName());
403 }
404 }
405 } else if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut)){
406 // this is the branch for keeping compatibility
407 // the first version of the trigger framework was using the kAliHLTDataTypeTObject
408 // data type instead of the specific data types for HLT triggers
409 // this effects the cosmic data taken Sep to Oct 2009
410 if (pObject->IsA() == AliHLTGlobalTriggerDecision::Class()) {
411 if (!pGlobalDecision) {
412 if ((pGlobalDecision=dynamic_cast<AliHLTGlobalTriggerDecision*>(pObject))==NULL ||
413 (pGlobalDecision=dynamic_cast<AliHLTGlobalTriggerDecision*>(pGlobalDecision->Clone()))==NULL) {
414 HLTFatal("can not convert object of name %s (%s) to HLTGlobalTriggerDecsion according to data type", pObject->GetName(), pObject->Class()->GetName());
415 }
416 } else {
417 HLTWarning("multiple HLT GlobalTrigger decision objects, ignoring all but the first one");
418 }
419 } else if (pObject->IsA() == AliHLTTriggerDecision::Class()) {
420 AliHLTTriggerDecision* pDecision=dynamic_cast<AliHLTTriggerDecision*>(pObject);
421 if (pDecision) {
422 if (pGlobalDecision) {
423 // add directly
424 pGlobalDecision->AddTriggerInput(*pDecision);
425 } else {
426 // schedule
427 triggerDecisions.Add(pDecision->Clone());
428 }
429 } else {
430 HLTFatal("can not convert object of name %s (%s) to HLT TriggerDecsion according to data type", pObject->GetName(), pObject->Class()->GetName());
431 }
432 }
433 }
434 pData->ReleaseDataObject(pObject);
435 pObject=NULL;
436 } else {
437 HLTError("can not get TObject from HLTOUT buffer");
438 iResult=-ENODATA;
439 }
440 }
441 // -ENOENT just signals that there are no more entries
442 if (iResult==-ENOENT) iResult=0;
443
444 if (pGlobalDecision) {
445 for (int i=0; i<triggerDecisions.GetEntriesFast(); i++) {
446 if (triggerDecisions[i]) {
447 pGlobalDecision->AddTriggerInput(*((AliHLTTriggerDecision*)triggerDecisions[i]));
448 }
449 }
450 triggerDecisions.Delete();
451 AliHLTTriggerDecision* pDecision=pGlobalDecision;
452 {
30d84601 453 if (pDecision) {
e13512e4 454 //pDecision->Print();
30d84601 455 HLTDebug("extracted %s", pDecision->GetName());
18a9a5ad 456 if (!fESD) {
457 // create the ESD container, but without std content
458 fESD = new AliESDEvent;
459 }
460 if (!fpData) fpData=new TArrayC;
461 if (fESD && fpData) {
462 fESD->Reset();
30d84601 463 TObject* pESDObject=fESD->FindListObject("HLTGlobalTrigger");
464 if (pESDObject) {
465 // copy the content to the already existing object
8a8ea98b 466 pDecision->Copy(*pESDObject);
30d84601 467 } else {
468 // add a new object
8a8ea98b 469 fESD->AddObject(pDecision->Clone());
30d84601 470 }
8a8ea98b 471 WriteESD();
18a9a5ad 472 AliHLTMessage* pMsg=AliHLTMessage::Stream(fESD);
473 if (pMsg) {
474 if (!pMsg->CompBuffer()) {
475 fSize=pMsg->Length();
476 fpData->Set(fSize, pMsg->Buffer());
477 } else {
478 fSize=pMsg->CompLength();
479 fpData->Set(fSize, pMsg->CompBuffer());
480 }
d2f8c983 481 delete pMsg;
482 pMsg=NULL;
18a9a5ad 483 } else {
484 HLTError("streaming of objects failed");
485 }
486 } else {
487 HLTError("memory allocation failed");
488 iResult=-ENOMEM;
489 }
18a9a5ad 490 }
18a9a5ad 491 }
8a8ea98b 492 delete pGlobalDecision;
493 pGlobalDecision=NULL;
494 } else {
495 HLTError("no global trigger found in data collection");
18a9a5ad 496 }
8a8ea98b 497
e13512e4 498 if (iResult>=0) {
e13512e4 499 return fSize;
500 }
18a9a5ad 501 fSize=0;
502 return iResult;
503}
504
505int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::GetProcessedData(const AliHLTUInt8_t* &pData)
506{
507 // see header file for class documentation
508 if (!fpData) {
509 pData=NULL;
510 return 0;
511 }
512
513 pData=reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray());
514 return fSize;
515}
516
517int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ReleaseProcessedData(const AliHLTUInt8_t* pData, int size)
518{
519 // see header file for class documentation
520 int iResult=0;
521 if (!fpData || size != fSize ||
522 const_cast<AliHLTUInt8_t*>(pData) != reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray())) {
523 HLTError("attempt to release to wrong data buffer %p size %d, expected %p size %d", pData, size, fpData?fpData->GetArray():NULL, fSize);
524 }
525 fSize=0;
526 return iResult;
527}
8a8ea98b 528
529int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::WriteESD()
530{
531 // see header file for class documentation
532 int iResult=0;
533 if (!fESD) return 0;
534 if (!fpESDfile) {
535 fpESDfile=new TFile("HLTdecision.root", "RECREATE");
536 }
537 if (!fpESDtree) {
538 fpESDtree=new TTree("HLTesdTree", "Tree with HLT ESD containing HLT decision");
539 if (fpESDtree) {
540 fESD->WriteToTree(fpESDtree);
541 fpESDtree->GetUserInfo()->Add(fESD);
542 }
543 }
544 if (!fpESDfile || !fpESDtree) return -ENOMEM;
545
546 fpESDtree->Fill();
547 fpESDfile->cd();
548 fpESDtree->Write(fpESDtree->GetName(),TObject::kOverwrite);
549
550 return iResult;
551}