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 "AliHLTD0Trigger.h"
40 #include "AliHLTTriggerITSMultiplicity.h"
41 #include "AliHLTTriggerBarrelGeomMultiplicity.h"
42 #include "AliHLTTriggerBarrelCosmic.h"
43 #include "AliHLTGlobalTriggerComponent.h"
44 #include "AliHLTTriggerPhosClusterEnergy.h"
45 #include "AliHLTTriggerPhosMip.h"
46 #include "AliHLTTriggerTrdClusterMultiplicity.h"
47 #include "AliHLTTriggerGammaConversion.h"
49 /** global instance for agent registration */
50 AliHLTTriggerAgent gAliHLTTriggerAgent;
52 /** ROOT macro for the implementation of ROOT specific class methods */
53 ClassImp(AliHLTTriggerAgent)
55 AliHLTTriggerAgent::AliHLTTriggerAgent()
56 : AliHLTModuleAgent("Trigger")
57 , fTriggerDecisionHandler(NULL)
59 // see header file for class documentation
61 // refer to README to build package
63 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
66 AliHLTTriggerAgent::~AliHLTTriggerAgent()
68 // see header file for class documentation
71 int AliHLTTriggerAgent::RegisterComponents(AliHLTComponentHandler* pHandler) const
73 // see header file for class documentation
75 if (!pHandler) return -EINVAL;
76 pHandler->AddComponent(new AliHLTGlobalTriggerComponent);
77 pHandler->AddComponent(new AliHLTTriggerBarrelMultiplicity);
78 pHandler->AddComponent(new AliHLTTriggerITSMultiplicity);
79 pHandler->AddComponent(new AliHLTD0Trigger);
80 pHandler->AddComponent(new AliHLTTriggerBarrelGeomMultiplicity);
81 pHandler->AddComponent(new AliHLTTriggerBarrelCosmic);
82 pHandler->AddComponent(new AliHLTTriggerPhosClusterEnergy);
83 pHandler->AddComponent(new AliHLTTriggerPhosMip);
84 pHandler->AddComponent(new AliHLTTriggerTrdClusterMultiplicity);
85 pHandler->AddComponent(new AliHLTTriggerGammaConversion);
89 int AliHLTTriggerAgent::CreateConfigurations(AliHLTConfigurationHandler* pHandler,
90 AliRawReader* /*rawReader*/,
91 AliRunLoader* /*runloader*/) const
93 // see header file for class documentation
94 if (!pHandler) return -EINVAL;
96 TString triggerInputs;
97 TString triggerOutputs;
98 TString configurationId;
99 /////////////////////////////////////////////////////////////////////////////////////
101 // a central barrel charged particle multiplicity trigger
102 configurationId="TRIGGER-Barrel-Multiplicity";
104 // define the inputsfor the BarrelMultiplicityTrigger
105 triggerInputs="GLOBAL-esd-converter";
107 // check for the availibility
108 TObjArray* pTokens=triggerInputs.Tokenize(" ");
111 for (int n=0; n<pTokens->GetEntriesFast(); n++) {
112 TString module=((TObjString*)pTokens->At(n))->GetString();
113 if (pHandler->FindConfiguration(module.Data())) {
114 triggerInputs+=module;
121 if (triggerInputs.Length()>0) {
122 HLTInfo("Configuring inputs for %s: %s", configurationId.Data(), triggerInputs.Data());
123 pHandler->CreateConfiguration(configurationId.Data(), "BarrelMultiplicityTrigger", triggerInputs.Data(), "");
124 if (triggerOutputs.Length()>0) triggerOutputs+=" ";
125 triggerOutputs+=configurationId;
127 HLTWarning("No inputs for %s found, skipping component", configurationId.Data());
130 /////////////////////////////////////////////////////////////////////////////////////
132 // the global trigger component
133 configurationId="GLOBAL-Trigger";
134 HLTInfo("setting inputs for %s: %s", configurationId.Data(), triggerOutputs.IsNull()?"none":triggerOutputs.Data());
135 pHandler->CreateConfiguration(configurationId.Data(), "HLTGlobalTrigger", triggerOutputs.Data(), "");
140 const char* AliHLTTriggerAgent::GetReconstructionChains(AliRawReader* /*rawReader*/,
141 AliRunLoader* runloader) const
143 // see header file for class documentation
145 // reconstruction chains for AliRoot simulation
146 // Note: run loader is only available while running embedded into
147 // AliRoot simulation
149 // currently disabled due to a problem compiling the runtime trigger library
150 return "GLOBAL-Trigger";
155 const char* AliHLTTriggerAgent::GetRequiredComponentLibraries() const
157 // see header file for class documentation
159 return "libAliHLTUtil.so libAliHLTRCU.so libAliHLTTPC.so libAliHLTITS.so libAliHLTGlobal.so";
162 int AliHLTTriggerAgent::GetHandlerDescription(AliHLTComponentDataType dt,
163 AliHLTUInt32_t /*spec*/,
164 AliHLTOUTHandlerDesc& desc) const
166 // see header file for class documentation
168 // handler of the trigger decisions {'ROOTTOBJ':'HLT '}
169 // currently stored as a TObject with the common data type and origin
170 // HLTOUT. However we might need a separate data type in order to
171 // avoid interference with other handlers
172 // the handler produces an ESD object in order to be merged to the
174 if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut)) {
175 desc=AliHLTOUTHandlerDesc(AliHLTModuleAgent::kEsd, dt, GetModuleId());
179 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
180 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
181 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
182 desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
189 AliHLTOUTHandler* AliHLTTriggerAgent::GetOutputHandler(AliHLTComponentDataType dt,
190 AliHLTUInt32_t /*spec*/)
192 // see header file for class documentation
194 // raw data blocks to be fed into offline reconstruction
195 if (dt==(kAliHLTDataTypeTObject|kAliHLTDataOriginOut)) {
196 if (!fTriggerDecisionHandler) {
197 fTriggerDecisionHandler=new AliHLTTriggerAgent::AliHLTTriggerDecisionHandler;
199 return fTriggerDecisionHandler;
202 // handler for the HLT readou list and trigger data data blocks {'HLTRDLST':'HLT '}
203 if (dt==AliHLTComponentDataTypeInitializer("HLTRDLST", kAliHLTDataOriginOut) ||
204 dt==AliHLTComponentDataTypeInitializer("HLTTRGDT", kAliHLTDataOriginOut)) {
211 int AliHLTTriggerAgent::DeleteOutputHandler(AliHLTOUTHandler* pInstance)
213 // see header file for class documentation
214 if (pInstance==NULL) return -EINVAL;
216 if (pInstance==fTriggerDecisionHandler) {
217 delete fTriggerDecisionHandler;
218 fTriggerDecisionHandler=NULL;
224 AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::AliHLTTriggerDecisionHandler()
230 // see header file for class documentation
233 AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::~AliHLTTriggerDecisionHandler()
235 // see header file for class documentation
236 if (fESD) delete fESD;
239 if (fpData) delete fpData;
244 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ProcessData(AliHLTOUT* pData)
246 // see header file for class documentation
247 if (!pData) return -EINVAL;
248 pData->SelectFirstDataBlock();
249 AliHLTComponentDataType dt=kAliHLTVoidDataType;
250 AliHLTUInt32_t spec=kAliHLTVoidDataSpec;
251 int iResult=pData->GetDataBlockDescription(dt, spec);
253 TObject* pObject=pData->GetDataObject();
255 AliHLTTriggerDecision* pDecision=dynamic_cast<AliHLTTriggerDecision*>(pObject);
257 //pDecision->Print();
258 HLTDebug("extracted %s", pDecision->GetName());
260 // create the ESD container, but without std content
261 fESD = new AliESDEvent;
263 if (!fpData) fpData=new TArrayC;
264 if (fESD && fpData) {
266 TObject* pESDObject=fESD->FindListObject("HLTGlobalTrigger");
268 // copy the content to the already existing object
269 pObject->Copy(*pESDObject);
272 fESD->AddObject(pObject->Clone());
274 AliHLTMessage* pMsg=AliHLTMessage::Stream(fESD);
276 if (!pMsg->CompBuffer()) {
277 fSize=pMsg->Length();
278 fpData->Set(fSize, pMsg->Buffer());
280 fSize=pMsg->CompLength();
281 fpData->Set(fSize, pMsg->CompBuffer());
284 HLTError("streaming of objects failed");
287 HLTError("memory allocation failed");
291 HLTError("object %s is not an AliHLTTriggerDecision", pObject->GetName());
294 pData->ReleaseDataObject(pObject);
297 HLTError("can not get TObject from HLTOUT buffer");
302 if (pData->SelectNextDataBlock()>=0) {
303 HLTWarning("current implementation of trigger decision handler can only handle one block");
311 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::GetProcessedData(const AliHLTUInt8_t* &pData)
313 // see header file for class documentation
319 pData=reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray());
323 int AliHLTTriggerAgent::AliHLTTriggerDecisionHandler::ReleaseProcessedData(const AliHLTUInt8_t* pData, int size)
325 // see header file for class documentation
327 if (!fpData || size != fSize ||
328 const_cast<AliHLTUInt8_t*>(pData) != reinterpret_cast<AliHLTUInt8_t*>(fpData->GetArray())) {
329 HLTError("attempt to release to wrong data buffer %p size %d, expected %p size %d", pData, size, fpData?fpData->GetArray():NULL, fSize);