3 //**************************************************************************
4 //* This file is property of and copyright by the ALICE HLT Project *
5 //* ALICE Experiment at CERN, All rights reserved. *
7 //* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
8 //* for The ALICE HLT Project. *
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 //**************************************************************************
19 /** @file AliHLTTriggerAgent.cxx
20 @author Matthias Richter
22 @brief Agent of the libAliHLTTrigger library
26 #include "AliHLTTriggerAgent.h"
27 #include "AliHLTTriggerDecision.h"
28 #include "AliHLTOUT.h"
29 #include "AliHLTMessage.h"
30 #include "AliESDEvent.h"
31 #include "TObjString.h"
32 #include "TObjArray.h"
35 // header files of library components
36 #include "AliHLTEventSummaryProducerComponent.h"
37 #include "AliHLTRunSummaryProducerComponent.h"
38 #include "AliHLTTriggerBarrelMultiplicity.h"
39 #include "AliHLTTriggerBarrelGeomMultiplicity.h"
40 #include "AliHLTTriggerBarrelCosmic.h"
41 #include "AliHLTGlobalTriggerComponent.h"
42 #include "AliHLTTriggerPhosClusterEnergy.h"
43 #include "AliHLTTriggerPhosMip.h"
44 #include "AliHLTTriggerTrdClusterMultiplicity.h"
46 /** global instance for agent registration */
47 AliHLTTriggerAgent gAliHLTTriggerAgent;
49 /** ROOT macro for the implementation of ROOT specific class methods */
50 ClassImp(AliHLTTriggerAgent)
52 AliHLTTriggerAgent::AliHLTTriggerAgent()
53 : AliHLTModuleAgent("Trigger")
54 , fTriggerDecisionHandler(NULL)
56 // see header file for class documentation
58 // refer to README to build package
60 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
63 AliHLTTriggerAgent::~AliHLTTriggerAgent()
65 // see header file for class documentation
68 int AliHLTTriggerAgent::RegisterComponents(AliHLTComponentHandler* pHandler) const
70 // see header file for class documentation
72 if (!pHandler) return -EINVAL;
73 pHandler->AddComponent(new AliHLTGlobalTriggerComponent);
74 pHandler->AddComponent(new AliHLTTriggerBarrelMultiplicity);
75 pHandler->AddComponent(new AliHLTTriggerBarrelGeomMultiplicity);
76 pHandler->AddComponent(new AliHLTTriggerBarrelCosmic);
77 pHandler->AddComponent(new AliHLTTriggerPhosClusterEnergy);
78 pHandler->AddComponent(new AliHLTTriggerPhosMip);
79 pHandler->AddComponent(new AliHLTTriggerTrdClusterMultiplicity);
83 int AliHLTTriggerAgent::CreateConfigurations(AliHLTConfigurationHandler* pHandler,
84 AliRawReader* /*rawReader*/,
85 AliRunLoader* /*runloader*/) const
87 // see header file for class documentation
88 if (!pHandler) return -EINVAL;
90 TString triggerInputs;
91 TString triggerOutputs;
92 TString configurationId;
93 /////////////////////////////////////////////////////////////////////////////////////
95 // a central barrel charged particle multiplicity trigger
96 configurationId="TRIGGER-Barrel-Multiplicity";
98 // define the inputsfor the BarrelMultiplicityTrigger
99 triggerInputs="GLOBAL-esd-converter";
101 // check for the availibility
102 TObjArray* pTokens=triggerInputs.Tokenize(" ");
105 for (int n=0; n<pTokens->GetEntriesFast(); n++) {
106 TString module=((TObjString*)pTokens->At(n))->GetString();
107 if (pHandler->FindConfiguration(module.Data())) {
108 triggerInputs+=module;
115 if (triggerInputs.Length()>0) {
116 HLTInfo("Configuring inputs for %s: %s", configurationId.Data(), triggerInputs.Data());
117 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), "");
118 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
119 triggerOutputs+=configurationId;
121 HLTWarning("No inputs for %s found, skipping component", configurationId.Data());
124 /////////////////////////////////////////////////////////////////////////////////////
126 // the global trigger component
127 configurationId="GLOBAL-Trigger";
128 HLTInfo("setting inputs for %s: %s", configurationId.Data(), triggerOutputs.IsNull()?"none":triggerOutputs.Data());
129 pHandler->CreateConfiguration(configurationId.Data(), "HLTGlobalTrigger", triggerOutputs.Data(), "");
134 const char* AliHLTTriggerAgent::GetReconstructionChains(AliRawReader* /*rawReader*/,
135 AliRunLoader* runloader) const
137 // see header file for class documentation
139 // reconstruction chains for AliRoot simulation
140 // Note: run loader is only available while running embedded into
141 // AliRoot simulation
143 // currently disabled due to a problem compiling the runtime trigger library
144 return "GLOBAL-Trigger";
149 const char* AliHLTTriggerAgent::GetRequiredComponentLibraries() const
151 // see header file for class documentation
153 return "libAliHLTUtil.so libAliHLTRCU.so libAliHLTTPC.so libAliHLTITS.so libAliHLTGlobal.so";
156 int AliHLTTriggerAgent::GetHandlerDescription(AliHLTComponentDataType dt,
157 AliHLTUInt32_t /*spec*/,
158 AliHLTOUTHandlerDesc& desc) const
160 // see header file for class documentation
162 // handler of the trigger decisions {'ROOTTOBJ':'HLT '}
163 // currently stored as a TObject with the common data type and origin
164 // HLTOUT. However we might need a separate data type in order to
165 // avoid interference with other handlers
166 // the handler produces an ESD object in order to be merged to the
168 if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut)) {
169 desc=AliHLTOUTHandlerDesc(AliHLTModuleAgent::kEsd, dt, GetModuleId());
173 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
174 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
175 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
176 desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
183 AliHLTOUTHandler* AliHLTTriggerAgent::GetOutputHandler(AliHLTComponentDataType dt,
184 AliHLTUInt32_t /*spec*/)
186 // see header file for class documentation
188 // raw data blocks to be fed into offline reconstruction
189 if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut)) {
190 if (!fTriggerDecisionHandler) {
191 fTriggerDecisionHandler=new AliHLTTriggerAgent::AliHLTTriggerDecisionHandler;
193 return fTriggerDecisionHandler;
196 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
197 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
198 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
205 int AliHLTTriggerAgent::DeleteOutputHandler(AliHLTOUTHandler* pInstance)
207 // see header file for class documentation
208 if (pInstance==NULL) return -EINVAL;
210 if (pInstance==fTriggerDecisionHandler) {
211 delete fTriggerDecisionHandler;
212 fTriggerDecisionHandler=NULL;
218 AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::AliHLTTriggerDecisionHandler()
224 // see header file for class documentation
227 AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::~AliHLTTriggerDecisionHandler()
229 // see header file for class documentation
230 if (fESD) delete fESD;
233 if (fpData) delete fpData;
238 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ProcessData(AliHLTOUT* pData)
240 // see header file for class documentation
241 if (!pData) return -EINVAL;
242 pData->SelectFirstDataBlock();
243 AliHLTComponentDataType dt=kAliHLTVoidDataType;
244 AliHLTUInt32_t spec=kAliHLTVoidDataSpec;
245 int iResult=pData->GetDataBlockDescription(dt, spec);
247 TObject* pObject=pData->GetDataObject();
249 AliHLTTriggerDecision* pDecision=dynamic_cast<AliHLTTriggerDecision*>(pObject);
251 //pDecision->Print();
252 HLTDebug("extracted %s", pDecision->GetName());
254 // create the ESD container, but without std content
255 fESD = new AliESDEvent;
257 if (!fpData) fpData=new TArrayC;
258 if (fESD && fpData) {
260 TObject* pESDObject=fESD->FindListObject("HLTGlobalTrigger");
262 // copy the content to the already existing object
263 pObject->Copy(*pESDObject);
266 fESD->AddObject(pObject->Clone());
268 AliHLTMessage* pMsg=AliHLTMessage::Stream(fESD);
270 if (!pMsg->CompBuffer()) {
271 fSize=pMsg->Length();
272 fpData->Set(fSize, pMsg->Buffer());
274 fSize=pMsg->CompLength();
275 fpData->Set(fSize, pMsg->CompBuffer());
278 HLTError("streaming of objects failed");
281 HLTError("memory allocation failed");
285 HLTError("object %s is not an AliHLTTriggerDecision", pObject->GetName());
288 pData->ReleaseDataObject(pObject);
291 HLTError("can not get TObject from HLTOUT buffer");
296 if (pData->SelectNextDataBlock()>=0) {
297 HLTWarning("current implementation of trigger decision handler can only handle one block");
305 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::GetProcessedData(const AliHLTUInt8_t* &pData)
307 // see header file for class documentation
313 pData=reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray());
317 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ReleaseProcessedData(const AliHLTUInt8_t* pData, int size)
319 // see header file for class documentation
321 if (!fpData || size != fSize ||
322 const_cast<AliHLTUInt8_t*>(pData) != reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray())) {
323 HLTError("attempt to release to wrong data buffer %p size %d, expected %p size %d", pData, size, fpData?fpData->GetArray():NULL, fSize);