]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - HLT/TPCLib/AliHLTTPCAgent.cxx
correcting arguments for the huffman training configuration to run track model compre...
[u/mrichter/AliRoot.git] / HLT / TPCLib / AliHLTTPCAgent.cxx
index d326c83fa9c768b3c66cb0a848baf434ef67cbe3..b784a72ec8b4a3f0eca2617af4d7be58697b61ca 100644 (file)
@@ -1,37 +1,93 @@
-// @(#) $Id$
-
-/**************************************************************************
- * This file is property of and copyright by the ALICE HLT Project        * 
- * ALICE Experiment at CERN, All rights reserved.                         *
- *                                                                        *
- * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no>        *
- *                  for The ALICE HLT Project.                            *
- *                                                                        *
- * Permission to use, copy, modify and distribute this software and its   *
- * documentation strictly for non-commercial purposes is hereby granted   *
- * without fee, provided that the above copyright notice appears in all   *
- * copies and that both the copyright notice and this permission notice   *
- * appear in the supporting documentation. The authors make no claims     *
- * about the suitability of this software for any purpose. It is          *
- * provided "as is" without express or implied warranty.                  *
- **************************************************************************/
-
-/** @file   AliHLTTPCAgent.cxx
-    @author Matthias Richter
-    @date   
-    @brief  Agent of the libAliHLTTPC library
-*/
+// $Id$
+
+//**************************************************************************
+//* This file is property of and copyright by the ALICE HLT Project        * 
+//* ALICE Experiment at CERN, All rights reserved.                         *
+//*                                                                        *
+//* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no>        *
+//*                  for The ALICE HLT Project.                            *
+//*                                                                        *
+//* Permission to use, copy, modify and distribute this software and its   *
+//* documentation strictly for non-commercial purposes is hereby granted   *
+//* without fee, provided that the above copyright notice appears in all   *
+//* copies and that both the copyright notice and this permission notice   *
+//* appear in the supporting documentation. The authors make no claims     *
+//* about the suitability of this software for any purpose. It is          *
+//* provided "as is" without express or implied warranty.                  *
+//**************************************************************************
+
+/ @file   AliHLTTPCAgent.cxx
+//  @author Matthias Richter
+//  @date   
+//  @brief  Agent of the libAliHLTTPC library
+//  @note   
 
 #include "AliHLTTPCAgent.h"
-#include "AliHLTConfiguration.h"
+#include "AliHLTTPCDefinitions.h"
+#include "AliHLTOUT.h"
+#include "AliHLTOUTHandlerChain.h"
+#include "AliRunLoader.h"
+#include "AliCDBManager.h"
+#include "AliCDBEntry.h"
+#include "AliTPCParam.h"
 
 /** global instance for agent registration */
 AliHLTTPCAgent gAliHLTTPCAgent;
 
+// component headers
+#include "AliHLTTPCCompModelInflaterComponent.h"
+#include "AliHLTTPCCompModelDeflaterComponent.h"
+#include "AliHLTTPCCompModelDeconverterComponent.h"
+#include "AliHLTTPCCompModelConverterComponent.h"
+#include "AliHLTTPCCompDumpComponent.h"
+//#include "AliHLTTPCCalibCEComponent.h"
+//#include "AliHLTTPCCalibPulserComponent.h"
+//#include "AliHLTTPCCalibPedestalComponent.h"
+#include "AliHLTTPCCAInputDataCompressorComponent.h"
+#include "AliHLTTPCCATrackerComponent.h"
+#include "AliHLTTPCCATrackerOutputConverter.h"
+#include "AliHLTTPCTrackMCMarkerComponent.h"
+#include "AliHLTTPCCAGlobalMergerComponent.h"
+#include "AliHLTTPCdEdxComponent.h"
+#include "AliHLTTPCdEdxMonitoringComponent.h"
+#include "AliHLTTPCGlobalMergerComponent.h"
+#include "AliHLTTPCSliceTrackerComponent.h"
+#include "AliHLTTPCClusterFinderComponent.h"
+#include "AliHLTTPCRawDataUnpackerComponent.h"
+#include "AliHLTTPCDigitPublisherComponent.h"
+#include "AliHLTTPCDigitDumpComponent.h"
+#include "AliHLTTPCClusterDumpComponent.h"
+#include "AliHLTTPCEsdWriterComponent.h"
+#include "AliHLTTPCOfflineClustererComponent.h"
+#include "AliHLTTPCOfflineTrackerComponent.h"
+#include "AliHLTTPCOfflineTrackerCalibComponent.h"
+#include "AliHLTTPCOfflineCalibrationComponent.h" // to be added to the calibration library agent
+#include "AliHLTTPCClusterHistoComponent.h"
+#include "AliHLTTPCHistogramHandlerComponent.h"
+//#include "AliHLTTPCCalibTracksComponent.h"
+#include "AliHLTTPCTrackHistoComponent.h"
+#include "AliHLTTPCTrackDumpComponent.h"
+#include "AliHLTTPCHWCFDataReverterComponent.h"
+#include "AliHLTTPCHWClusterTransformComponent.h"
+#include "AliHLTTPCCFComparisonComponent.h"
+// #include "AliHLTTPCCalibSeedMakerComponent.h"
+// #include "AliHLTTPCCalibTimeComponent.h"
+// #include "AliHLTTPCCalibTimeGainComponent.h"
+// #include "AliHLTTPCCalibrationComponent.h"
+#include "AliHLTTPCDataCheckerComponent.h"
+#include "AliHLTTPCHWCFEmulatorComponent.h"
+#include "AliHLTTPCHWCFConsistencyControlComponent.h"
+#include "AliHLTTPCDataCompressionComponent.h"
+#include "AliHLTTPCDataCompressionMonitorComponent.h"
+
 /** ROOT macro for the implementation of ROOT specific class methods */
 ClassImp(AliHLTTPCAgent)
 
 AliHLTTPCAgent::AliHLTTPCAgent()
+  : AliHLTModuleAgent("TPC")
+  , fRawDataHandler(NULL)
+  , fTracksegsDataHandler(NULL)
+  , fClustersDataHandler(NULL)
 {
   // see header file for class documentation
   // or
@@ -46,30 +102,422 @@ AliHLTTPCAgent::~AliHLTTPCAgent()
 }
 
 int AliHLTTPCAgent::CreateConfigurations(AliHLTConfigurationHandler* handler,
-                                         AliRunLoader* runloader) const
+                                        AliRawReader* rawReader,
+                                        AliRunLoader* runloader) const
 {
   // see header file for class documentation
   if (handler) {
-    // digit publisher configuration
-    TString arg("-slice 0 -partition 0");
-    HLTDebug(arg.Data());
-    handler->CreateConfiguration("digit-publisher"  , "TPCDigitPublisher", NULL , arg.Data());
 
-    // the writer configuration
-    handler->CreateConfiguration("sink1", "FileWriter"   , "digit-publisher" , NULL);
+    // This the tracking configuration for the full TPC
+    // - 216 clusterfinders (1 per partition)
+    // - 36 slice trackers
+    // - one global merger
+    // - the esd converter
+    // The ESD is shipped embedded into a TTree
+    int iMinSlice=0; 
+    int iMaxSlice=35;
+    int iMinPart=0;
+    int iMaxPart=5;
+    TString arg;
+    TString mergerInput;
+    TString sinkRawData;
+    TString sinkClusterInput;
+    TString sinkHWClusterInput;
+    TString dEdXInput;
+    TString compressorInput;
+    for (int slice=iMinSlice; slice<=iMaxSlice; slice++) {
+      TString trackerInput;
+      for (int part=iMinPart; part<=iMaxPart; part++) {
+       TString publisher, cf;
+
+       // digit publisher components
+       publisher.Form("TPC-DP_%02d_%d", slice, part);
+       if (rawReader || !runloader) {
+         // AliSimulation: use the AliRawReaderPublisher if the raw reader is available
+         // Alireconstruction: indicated by runloader==NULL, run always on raw data
+         int ddlno=768;
+         if (part>1) ddlno+=72+4*slice+(part-2);
+         else ddlno+=2*slice+part;
+         arg.Form("-minid %d -datatype 'DDL_RAW ' 'TPC '  -dataspec 0x%02x%02x%02x%02x -silent", ddlno, slice, slice, part, part);
+         handler->CreateConfiguration(publisher.Data(), "AliRawReaderPublisher", NULL , arg.Data());
+       } else {
+         arg.Form("-slice %d -partition %d", slice, part);
+         handler->CreateConfiguration(publisher.Data(), "TPCDigitPublisher", NULL , arg.Data());
+       }
+
+       if (sinkRawData.Length()>0) sinkRawData+=" ";
+       sinkRawData+=publisher;
+
+       // cluster finder components
+       cf.Form("TPC-CF_%02d_%d", slice, part);
+       arg="-release-memory -publish-raw";
+       if (!rawReader && runloader) {
+         arg+=" -do-mc";
+         handler->CreateConfiguration(cf.Data(), "TPCClusterFinderUnpacked", publisher.Data(), arg.Data());
+       } else {
+         handler->CreateConfiguration(cf.Data(), "TPCClusterFinder32Bit", publisher.Data(),arg.Data());
+       }
+
+       // Hardware CF emulator
+       // soon going to replace the software clusterfinder
+       TString hwcfemu;
+       hwcfemu.Form("TPC-HWCFEmu_%02d_%d", slice, part);
+       handler->CreateConfiguration(hwcfemu.Data(), "TPCHWClusterFinderEmulator", publisher.Data(), "-do-mc 1");
+       if (compressorInput.Length()>0) compressorInput+=" ";
+       compressorInput+=hwcfemu;
+
+       TString hwcf;
+       hwcf.Form("TPC-HWCF_%02d_%d", slice, part);
+       handler->CreateConfiguration(hwcf.Data(), "TPCHWClusterTransform",hwcfemu.Data(), "-publish-raw");
+
+       if (trackerInput.Length()>0) trackerInput+=" ";
+       trackerInput+=hwcf;
+       if (dEdXInput.Length()>0) dEdXInput+=" ";
+       dEdXInput+=hwcf;
+       if (sinkClusterInput.Length()>0) sinkClusterInput+=" ";
+       sinkClusterInput+=cf;
+       if (sinkHWClusterInput.Length()>0) sinkHWClusterInput+=" ";
+       sinkHWClusterInput+=hwcf;
+      }
+      TString tracker;
+      // tracker finder components
+      tracker.Form("TPC-TR_%02d", slice);
+      handler->CreateConfiguration(tracker.Data(), "TPCCATracker", trackerInput.Data(), "");
+
+      if (mergerInput.Length()>0) mergerInput+=" ";
+      mergerInput+=tracker;
+
+    }
+
+    // GlobalMerger component
+    handler->CreateConfiguration("TPC-globalmerger","TPCCAGlobalMerger",mergerInput.Data(),"");
+
+    // dEdx component
+    if (dEdXInput.Length()>0) dEdXInput+=" ";
+    dEdXInput+="TPC-globalmerger";
+
+    handler->CreateConfiguration("TPC-dEdx","TPCdEdx",dEdXInput.Data(),"");
+
+    // compression component
+    if (compressorInput.Length()>0) compressorInput+=" ";
+    compressorInput+="TPC-globalmerger";
+    handler->CreateConfiguration("TPC-compression", "TPCDataCompressor", compressorInput.Data(),"-deflater-mode 1");
+    handler->CreateConfiguration("TPC-compression-huffman-trainer", "TPCDataCompressor", compressorInput.Data(),"-mode 2 -deflater-mode 3");
+
+    // the esd converter configuration
+    TString converterInput="TPC-globalmerger";
+    if (!rawReader && runloader) {
+      // propagate cluster info to the esd converter in order to fill the MC information
+      handler->CreateConfiguration("TPC-clustermc-info", "BlockFilter"   , sinkHWClusterInput.Data(), "-datatype 'CLMCINFO' 'TPC '");  
+      handler->CreateConfiguration("TPC-mcTrackMarker","TPCTrackMCMarker","TPC-globalmerger TPC-clustermc-info","" );
+      converterInput+=" ";
+      converterInput+="TPC-mcTrackMarker";
+    }
+    handler->CreateConfiguration("TPC-esd-converter", "TPCEsdConverter"   , converterInput.Data(), "");
+
+    // cluster dump collection
+    handler->CreateConfiguration("TPC-clusters", "BlockFilter"   , sinkClusterInput.Data(), "-datatype 'CLUSTERS' 'TPC ' -datatype 'CLMCINFO' 'TPC '");
+    handler->CreateConfiguration("TPC-raw-clusters", "BlockFilter"   , sinkClusterInput.Data(), "-datatype 'CLUSTRAW' 'TPC ' -datatype 'CLMCINFO' 'TPC '");
+    handler->CreateConfiguration("TPC-hwclusters", "BlockFilter"   , sinkHWClusterInput.Data(), "-datatype 'CLUSTERS' 'TPC ' -datatype 'CLMCINFO' 'TPC '");
+    handler->CreateConfiguration("TPC-raw-hwclusters", "BlockFilter"   , sinkHWClusterInput.Data(), "-datatype 'CLUSTRAW' 'TPC ' -datatype 'CLMCINFO' 'TPC '");
+
+    // raw data
+    handler->CreateConfiguration("TPC-raw-data", "BlockFilter"   , sinkRawData.Data(), "");
+
+    handler->CreateConfiguration("TPC-hwcfdata", "BlockFilter"   , compressorInput.Data(), "-datatype 'HWCLUST1' 'TPC '");
+
+    /////////////////////////////////////////////////////////////////////////////////////
+    //
+    // dumps on the ALTRO digit level
+    //
+    // selected channel dump
+    arg.Form("-datafile selected-channel.dump -specfmt=_0x%%08x -subdir -blcknofmt= -idfmt=");
+    handler->CreateConfiguration("TPC-selected-altro-digits", "TPCDigitDump", "RCU-channelselect", arg.Data());
+
+    // raw channel dump
+    arg.Form("-datafile channel.dump -specfmt=_0x%%08x -subdir -blcknofmt= -idfmt=");
+    handler->CreateConfiguration("TPC-raw-altro-digits", "TPCDigitDump", "TPC-raw-data", arg.Data());
+
+    /////////////////////////////////////////////////////////////////////////////////////
+    //
+    // a kChain HLTOUT configuration for processing of {'TRAKSEGS':'TPC '} data blocks
+    // collects the data blocks, merges the tracks and produces an ESD object
+
+    // publisher component
+    handler->CreateConfiguration("TPC-hltout-tracksegs-publisher", "AliHLTOUTPublisher"   , NULL, "");
+
+    // GlobalMerger component
+    handler->CreateConfiguration("TPC-hltout-tracksegs-merger", "TPCGlobalMerger", "TPC-hltout-tracksegs-publisher", "");
+
+    // the esd converter configuration
+    handler->CreateConfiguration("TPC-hltout-tracksegs-esd-converter", "TPCEsdConverter", "TPC-hltout-tracksegs-merger", "");
+
+    /////////////////////////////////////////////////////////////////////////////////////
+    //
+    // a kChain HLTOUT configuration for processing of {'TRACKS  ':'TPC '} data blocks
+    // produces an ESD object from the track structure
+
+    // publisher component
+    handler->CreateConfiguration("TPC-hltout-tracks-publisher", "AliHLTOUTPublisher"   , NULL, "");
+
+    // the esd converter configuration
+    handler->CreateConfiguration("TPC-hltout-tracks-esd-converter", "TPCEsdConverter", "TPC-hltout-tracks-publisher", "");
+
+    /////////////////////////////////////////////////////////////////////////////////////
+    //
+    // a kChain HLTOUT configuration for processing of {'CLUSTERS':'TPC '} data blocks
+    // stores the blocks in file HLT.TPC.Clusters.root in HOMER format
+
+    // publisher component
+    handler->CreateConfiguration("TPC-hltout-cluster-publisher", "AliHLTOUTPublisher"   , NULL, "");
+
+    // the HLTOUT component collects the blocks and stores the file
+    handler->CreateConfiguration("TPC-hltout-cluster-dump", "HLTOUT", "TPC-hltout-cluster-publisher", "-digitfile HLT.TPC.Clusters.root -rawout=off -links 2");
   }
+
   return 0;
 }
 
-const char* AliHLTTPCAgent::GetLocalRecConfigurations(AliRunLoader* runloader) const
+const char* AliHLTTPCAgent::GetReconstructionChains(AliRawReader* /*rawReader*/,
+                                                   AliRunLoader* runloader) const
 {
   // see header file for class documentation
+  if (runloader) {
+    // reconstruction chains for AliRoot simulation
+    // Note: run loader is only available while running embedded into
+    // AliRoot simulation
+    //if (runloader->GetLoader("TPCLoader") != NULL)
+      //return "TPC-esd-converter TPC-clusters";
+
+    // 2010-10-26 TPC clusters not written to HLTOUT in order to make the simulation
+    // closer to the real data 
+    //return "TPC-clusters";
+  }
   return NULL;
-  //return "sink1";
 }
 
 const char* AliHLTTPCAgent::GetRequiredComponentLibraries() const
 {
   // see header file for class documentation
+
+  // actually, the TPC library has dependencies to Util and RCU
+  // so the two has to be loaded anyhow before we get here
+  //return "libAliHLTUtil.so libAliHLTRCU.so";
+  return "libAliHLTUtil.so";
+}
+
+int AliHLTTPCAgent::RegisterComponents(AliHLTComponentHandler* pHandler) const
+{
+  // see header file for class documentation
+  if (!pHandler) return -EINVAL;
+
+//   pHandler->AddComponent(new AliHLTTPCCalibCEComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibPulserComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibPedestalComponent);
+  pHandler->AddComponent(new AliHLTTPCCompModelInflaterComponent);
+  pHandler->AddComponent(new AliHLTTPCCompModelDeflaterComponent);
+  pHandler->AddComponent(new AliHLTTPCCompModelDeconverterComponent);
+  pHandler->AddComponent(new AliHLTTPCCompModelConverterComponent);
+  pHandler->AddComponent(new AliHLTTPCCompDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCCAInputDataCompressorComponent);
+  pHandler->AddComponent(new AliHLTTPCCATrackerComponent);
+  pHandler->AddComponent(new AliHLTTPCCATrackerOutputConverter);
+  pHandler->AddComponent(new AliHLTTPCCAGlobalMergerComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackMCMarkerComponent);
+  pHandler->AddComponent(new AliHLTTPCGlobalMergerComponent);
+  pHandler->AddComponent(new AliHLTTPCdEdxComponent);
+  pHandler->AddComponent(new AliHLTTPCdEdxMonitoringComponent);
+  pHandler->AddComponent(new AliHLTTPCSliceTrackerComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterFinderComponent(AliHLTTPCClusterFinderComponent::kClusterFinderPacked));
+  pHandler->AddComponent(new AliHLTTPCClusterFinderComponent(AliHLTTPCClusterFinderComponent::kClusterFinderUnpacked));
+  pHandler->AddComponent(new AliHLTTPCClusterFinderComponent(AliHLTTPCClusterFinderComponent::kClusterFinderDecoder));
+  pHandler->AddComponent(new AliHLTTPCClusterFinderComponent(AliHLTTPCClusterFinderComponent::kClusterFinder32Bit));
+  pHandler->AddComponent(new AliHLTTPCRawDataUnpackerComponent);
+  pHandler->AddComponent(new AliHLTTPCDigitPublisherComponent);
+  pHandler->AddComponent(new AliHLTTPCDigitDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCEsdWriterComponent::AliWriter);
+  pHandler->AddComponent(new AliHLTTPCEsdWriterComponent::AliConverter);
+  pHandler->AddComponent(new AliHLTTPCOfflineClustererComponent);
+  pHandler->AddComponent(new AliHLTTPCOfflineTrackerComponent);
+  pHandler->AddComponent(new AliHLTTPCOfflineTrackerCalibComponent);
+  pHandler->AddComponent(new AliHLTTPCOfflineCalibrationComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterHistoComponent);
+  pHandler->AddComponent(new AliHLTTPCHistogramHandlerComponent);
+  //pHandler->AddComponent(new AliHLTTPCCalibTracksComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackHistoComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCHWCFDataReverterComponent);
+  pHandler->AddComponent(new AliHLTTPCHWClusterTransformComponent);
+  pHandler->AddComponent(new AliHLTTPCCFComparisonComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibSeedMakerComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibTimeComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibTimeGainComponent);
+//   pHandler->AddComponent(new AliHLTTPCCalibrationComponent);
+  pHandler->AddComponent(new AliHLTTPCDataCheckerComponent);
+  pHandler->AddComponent(new AliHLTTPCHWCFEmulatorComponent);
+//  pHandler->AddComponent(new AliHLTTPCHWCFConsistencyControlComponent);  //FIXME: Causes crash: https://savannah.cern.ch/bugs/?83677
+  pHandler->AddComponent(new AliHLTTPCDataCompressionComponent);
+  pHandler->AddComponent(new AliHLTTPCDataCompressionMonitorComponent);
+  return 0;
+}
+
+int AliHLTTPCAgent::GetHandlerDescription(AliHLTComponentDataType dt,
+                                         AliHLTUInt32_t spec,
+                                         AliHLTOUTHandlerDesc& desc) const
+{
+  // see header file for class documentation
+
+  // raw data blocks to be fed into offline reconstruction
+  if (dt==(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginTPC)) {
+    int slice=AliHLTTPCDefinitions::GetMinSliceNr(spec);
+    int part=AliHLTTPCDefinitions::GetMinPatchNr(spec);
+    if (slice==AliHLTTPCDefinitions::GetMaxSliceNr(spec) &&
+       part==AliHLTTPCDefinitions::GetMaxPatchNr(spec)) {
+      desc=AliHLTOUTHandlerDesc(kRawReader, dt, GetModuleId());
+      return 1;
+    } else {
+      HLTWarning("handler can not process merged data from multiple ddls:"
+                " min slice %d, max slice %d, min part %d, max part %d",
+                slice, AliHLTTPCDefinitions::GetMaxSliceNr(spec),
+                part, AliHLTTPCDefinitions::GetMaxPatchNr(spec));
+      return 0;
+    }
+  }
+
+  // dump for {'CLUSTERS':'TPC '} blocks stored in a 'digit' file
+  if (dt==AliHLTTPCDefinitions::fgkClustersDataType) {
+      desc=AliHLTOUTHandlerDesc(kChain, dt, GetModuleId());
+      return 1;
+  }
+
+  // {'CLUSTRAW':'TPC '}
+  // {'REMCLSCM':'TPC '}
+  // {'CLSTRKCM':'TPC '}
+  // {'REMCLIDS':'TPC '}
+  // {'CLIDSTRK':'TPC '}
+  if (dt==AliHLTTPCDefinitions::RawClustersDataType() ||
+      dt==AliHLTTPCDefinitions::RemainingClustersCompressedDataType() ||
+      dt==AliHLTTPCDefinitions::ClusterTracksCompressedDataType() ||
+      dt==AliHLTTPCDefinitions::RemainingClusterIdsDataType() ||
+      dt==AliHLTTPCDefinitions::ClusterIdTracksDataType()) {
+      desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
+      return 1;
+  }
+
+  // {'CLMCINFO':'TPC '} 
+  if (dt==AliHLTTPCDefinitions::fgkAliHLTDataTypeClusterMCInfo) {
+      desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
+      return 1;
+  }
+
+  // afterburner for {'TRAKSEGS':'TPC '} blocks to be converted to ESD format
+  if (dt==AliHLTTPCDefinitions::fgkTrackSegmentsDataType) {
+      desc=AliHLTOUTHandlerDesc(kChain, dt, GetModuleId());
+      return 1;
+  }
+
+  // afterburner for {'TRACKS  ':'TPC '} block to be converted to ESD format
+  // there is only one data block
+  if (dt==AliHLTTPCDefinitions::fgkTracksDataType) {
+      desc=AliHLTOUTHandlerDesc(kChain, dt, GetModuleId());
+      return 1;
+  }
+  return 0;
+}
+
+AliHLTOUTHandler* AliHLTTPCAgent::GetOutputHandler(AliHLTComponentDataType dt,
+                                                  AliHLTUInt32_t /*spec*/)
+{
+  // see header file for class documentation
+
+  // raw data blocks to be fed into offline reconstruction
+  if (dt==(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginTPC)) {
+    if (!fRawDataHandler) {
+      fRawDataHandler=new AliHLTTPCAgent::AliHLTTPCRawDataHandler;
+    }
+    return fRawDataHandler;
+  }
+
+  // dump for {'CLUSTERS':'TPC '}, stored in a file HLT.TPC.Clusters.root in HOMER format
+  if (dt==AliHLTTPCDefinitions::fgkClustersDataType) {
+    if (fClustersDataHandler==NULL)
+      fClustersDataHandler=new AliHLTOUTHandlerChain("chains=TPC-hltout-cluster-dump libHLTsim.so libAliHLTUtil.so");
+    return fClustersDataHandler;
+  }
+
+  // afterburner for {'TRAKSEGS':'TPC '} blocks to be converted to ESD format
+  // in a kChain HLTOUT handler
+  if (dt==AliHLTTPCDefinitions::fgkTrackSegmentsDataType) {
+    if (fTracksegsDataHandler==NULL)
+      fTracksegsDataHandler=new AliHLTOUTHandlerChain("chains=TPC-hltout-tracksegs-esd-converter");
+    return fTracksegsDataHandler;
+  }
+
+  // afterburner for {'TRACKS  ':'TPC '} block to be converted to ESD format
+  // there is only one data block
+  if (dt==AliHLTTPCDefinitions::fgkTracksDataType) {
+    return new AliHLTOUTHandlerChain("chains=TPC-hltout-tracks-esd-converter");
+  }
+
   return NULL;
 }
+
+int AliHLTTPCAgent::DeleteOutputHandler(AliHLTOUTHandler* pInstance)
+{
+  // see header file for class documentation
+  if (pInstance==NULL) return -EINVAL;
+
+  if (pInstance==fRawDataHandler) {
+    delete fRawDataHandler;
+    fRawDataHandler=NULL;
+  }
+
+  if (pInstance==fTracksegsDataHandler) {
+    delete fTracksegsDataHandler;
+    fTracksegsDataHandler=NULL;
+  }
+
+  if (pInstance==fClustersDataHandler) {
+    delete fClustersDataHandler;
+    fClustersDataHandler=NULL;
+  }
+
+  return 0;
+}
+
+AliHLTTPCAgent::AliHLTTPCRawDataHandler::AliHLTTPCRawDataHandler()
+{
+  // see header file for class documentation
+}
+
+AliHLTTPCAgent::AliHLTTPCRawDataHandler::~AliHLTTPCRawDataHandler()
+{
+  // see header file for class documentation
+}
+
+int AliHLTTPCAgent::AliHLTTPCRawDataHandler::ProcessData(AliHLTOUT* pData)
+{
+  // see header file for class documentation
+  if (!pData) return -EINVAL;
+  AliHLTComponentDataType dt=kAliHLTVoidDataType;
+  AliHLTUInt32_t spec=kAliHLTVoidDataSpec;
+  int iResult=pData->GetDataBlockDescription(dt, spec);
+  if (iResult>=0) {
+    int slice=AliHLTTPCDefinitions::GetMinSliceNr(spec);
+    int part=AliHLTTPCDefinitions::GetMinPatchNr(spec);
+    if (slice==AliHLTTPCDefinitions::GetMaxSliceNr(spec) &&
+       part==AliHLTTPCDefinitions::GetMaxPatchNr(spec)) {
+      iResult=768;
+      if (part>1) iResult+=72+4*slice+(part-2);
+      else iResult+=2*slice+part;
+    } else {
+      HLTError("handler can not process merged data from multiple ddls:"
+              " min slice %d, max slice %d, min part %d, max part %d",
+              slice, AliHLTTPCDefinitions::GetMaxSliceNr(spec),
+              part, AliHLTTPCDefinitions::GetMaxPatchNr(spec));
+      iResult=-EBADMSG;
+    }
+  }
+  return iResult;
+}