]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - HLT/TPCLib/AliHLTTPCAgent.cxx
Updated SNM Glauber fit
[u/mrichter/AliRoot.git] / HLT / TPCLib / AliHLTTPCAgent.cxx
index 9320d94c5949896674a8ec02146736ab3448c500..22f119277e04c40075b4f4f5d03d53186d8ac788 100644 (file)
@@ -1,37 +1,79 @@
-// @(#) $Id$
-
-/**************************************************************************
- * 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 Experiment at CERN, All rights reserved.                         *
+//*                                                                        *
+//* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no>        *
+//*                                                                        *
+//* 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 "AliHLTMisc.h"
+#include "AliRunLoader.h"
+#include "AliCDBManager.h"
+#include "AliCDBEntry.h"
+#include "AliTPCParam.h"
+#include "AliTPCRecoParam.h"
+#include "TObject.h"
 
 /** global instance for agent registration */
 AliHLTTPCAgent gAliHLTTPCAgent;
 
+// component headers
+#include "AliHLTTPCCAInputDataCompressorComponent.h"
+#include "AliHLTTPCCATrackerComponent.h"
+#include "AliHLTTPCCATrackerOutputConverter.h"
+#include "AliHLTTPCTrackMCMarkerComponent.h"
+#include "AliHLTTPCCAGlobalMergerComponent.h"
+#include "AliHLTTPCdEdxComponent.h"
+#include "AliHLTTPCdEdxMonitoringComponent.h"
+#include "AliHLTTPCClusterFinderComponent.h"
+#include "AliHLTTPCDigitPublisherComponent.h"
+#include "AliHLTTPCDigitDumpComponent.h"
+#include "AliHLTTPCClusterDumpComponent.h"
+#include "AliHLTTPCClusterHistoComponent.h"
+#include "AliHLTTPCHistogramHandlerComponent.h"
+#include "AliHLTTPCTrackHistoComponent.h"
+#include "AliHLTTPCTrackDumpComponent.h"
+#include "AliHLTTPCHWCFDataReverterComponent.h"
+#include "AliHLTTPCHWClusterTransformComponent.h"
+#include "AliHLTTPCCFComparisonComponent.h"
+#include "AliHLTTPCDataCheckerComponent.h"
+#include "AliHLTTPCHWCFEmulatorComponent.h"
+#include "AliHLTTPCHWCFConsistencyControlComponent.h"
+#include "AliHLTTPCDataCompressionComponent.h"
+#include "AliHLTTPCDataCompressionMonitorComponent.h"
+#include "AliHLTTPCDataCompressionFilterComponent.h"
+#include "AliHLTTPCDataPublisherComponent.h"
+#include "AliHLTTPCHWClusterDecoderComponent.h"
+#include "AliHLTTPCClusterTransformationComponent.h"
+
 /** ROOT macro for the implementation of ROOT specific class methods */
 ClassImp(AliHLTTPCAgent)
 
 AliHLTTPCAgent::AliHLTTPCAgent()
+  : AliHLTModuleAgent("TPC")
+  , fRawDataHandler(NULL)
+  , fTracksegsDataHandler(NULL)
+  , fClustersDataHandler(NULL)
+  , fCompressionMonitorHandler(NULL)
 {
   // see header file for class documentation
   // or
@@ -46,71 +88,478 @@ AliHLTTPCAgent::~AliHLTTPCAgent()
 }
 
 int AliHLTTPCAgent::CreateConfigurations(AliHLTConfigurationHandler* handler,
-                                        AliRawReader* /*rawReader*/,
-                                        AliRunLoader* /*runloader*/) const
+                                        AliRawReader* rawReader,
+                                        AliRunLoader* runloader) const
 {
   // see header file for class documentation
   if (handler) {
+    // AliSimulation: use the AliRawReaderPublisher if the raw reader is available
+    // AliReconstruction: indicated by runloader==NULL, run always on raw data
+    bool bPublishRaw=rawReader!=NULL || runloader==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=1;
+    int iMaxSlice=35;
     int iMinPart=0;
-    int iMaxPart=1;
-    TString fileWriterInput;
-    TString esdWriterInput;
+    int iMaxPart=5;
+    TString arg;
+    TString mergerInput;
+    TString sinkRawData;
+    TString sinkHWClusterInput;
+    TString dEdXInput;
+    TString hwclustOutput;
+    TString compressorInput;
+    TString trackerInput;
+
+
+    arg.Form("-publish-raw filtered");
+    handler->CreateConfiguration("TPC-DP", "TPCDataPublisher", NULL , arg.Data());
+
     for (int slice=iMinSlice; slice<=iMaxSlice; slice++) {
-      TString trackerInput;
       for (int part=iMinPart; part<=iMaxPart; part++) {
-       TString arg, publisher, cf;
+       TString publisher;
 
        // digit publisher components
-       arg.Form("-slice %d -partition %d", slice, part);
-       publisher.Form("DP_%02d_%d", slice, part);
-       handler->CreateConfiguration(publisher.Data(), "TPCDigitPublisher", NULL , arg.Data());
-
-       // cluster finder components
-       cf.Form("CF_%02d_%d", slice, part);
-       handler->CreateConfiguration(cf.Data(), "TPCClusterFinderUnpacked", publisher.Data(), "pp-run timebins 446");
-       if (trackerInput.Length()>0) trackerInput+=" ";
-       trackerInput+=cf;
+       publisher.Form("TPC-DP_%02d_%d", slice, part);
+       if (bPublishRaw) {
+         // 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("-datatype 'DDL_RAW ' 'TPC '  -dataspec 0x%02x%02x%02x%02x", slice, slice, part, part);
+         handler->CreateConfiguration(publisher.Data(), "BlockFilter", "TPC-DP" , arg.Data());
+         if (sinkRawData.Length()>0) sinkRawData+=" ";
+         sinkRawData+=publisher;
+       } else {
+         arg.Form("-slice %d -partition %d", slice, part);
+         handler->CreateConfiguration(publisher.Data(), "TPCDigitPublisher", NULL , arg.Data());
+       }
+
+       // Hardware CF emulator
+       TString hwcfemu;
+       hwcfemu.Form("TPC-HWCFEmu_%02d_%d", slice, part);
+       arg="";
+       if (!bPublishRaw) arg+=" -do-mc 1";
+       handler->CreateConfiguration(hwcfemu.Data(), "TPCHWClusterFinderEmulator", publisher.Data(), arg.Data());
+       if (hwclustOutput.Length()>0) hwclustOutput+=" ";
+       hwclustOutput+=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 (sinkHWClusterInput.Length()>0) sinkHWClusterInput+=" ";
+       //sinkHWClusterInput+=hwcf;       
       }
-      TString tracker;
-      // tracker finder components
-      tracker.Form("TR_%02d", slice);
-      handler->CreateConfiguration(tracker.Data(), "TPCSliceTracker", trackerInput.Data(), "pp-run bfield 0.5");
-
-      // input for the global file writer
-      if (fileWriterInput.Length()>0) fileWriterInput+=" ";
-      fileWriterInput+=trackerInput;
-
-      // input for the esd writer
-      if (esdWriterInput.Length()>0) esdWriterInput+=" ";
-      esdWriterInput+=tracker;
     }
+    TString hwcfDecoder = "TPC-HWCFDecoder";
+    handler->CreateConfiguration(hwcfDecoder.Data(), "TPCHWClusterDecoder",hwclustOutput.Data(), "");
+
+    TString clusterTransformation = "TPC-ClusterTransformation";
+    handler->CreateConfiguration(clusterTransformation.Data(), "TPCClusterTransformation",hwcfDecoder.Data(), "");
+
+    if (trackerInput.Length()>0) trackerInput+=" ";
+    trackerInput+=clusterTransformation;
+    if (dEdXInput.Length()>0) dEdXInput+=" ";
+    dEdXInput+=clusterTransformation;
+    if (sinkHWClusterInput.Length()>0) sinkHWClusterInput+=" ";
+    sinkHWClusterInput+=clusterTransformation;
+
+    // tracker finder component
+    // 2012-01-05 changing the configuration according to online setup
+    // the tracking strategy has been changed in the online system in Sep 2011
+    // the tracker now processes all clusters, and several of this 'global' trackers
+    // run in parallel. The GlobalMerger is still in the chain as it produces the final
+    // fit.
+    TString tracker;
+    tracker.Form("TPC-TR");
+    handler->CreateConfiguration(tracker.Data(), "TPCCATracker", trackerInput.Data(), "-GlobalTracking");
+
+    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+=hwclustOutput;
+    compressorInput+=hwcfDecoder;
+
+    // special configuration to run the emulation automatically if the compressed clusters
+    // of a particular partition is missing. This configuration is announced for reconstruction
+    // of raw data if the HLT mode of the TPC reconstruction is enabled. Compression component
+    // always needs to run in mode 1. Even if the recorded data is mode 3 (optimized partition
+    // clusters), 2 (track model compression), or 4. The emulation can not be in mode 2 or 4,
+    // since the track model block can not be identified with a partition. Have to duplicate the
+    // configuration of the compression component
+    handler->CreateConfiguration("TPC-compression-emulation", "TPCDataCompressor", compressorInput.Data(), "-mode 1");
+
+    if (compressorInput.Length()>0) compressorInput+=" ";
+    compressorInput+="TPC-globalmerger";
+    handler->CreateConfiguration("TPC-compression", "TPCDataCompressor", compressorInput.Data(), "");
+    handler->CreateConfiguration("TPC-compression-huffman-trainer", "TPCDataCompressor", compressorInput.Data(),"-deflater-mode 3");
+    handler->CreateConfiguration("TPC-compression-monitoring-component", "TPCDataCompressorMonitor", "TPC-compression TPC-hwcfdata","-pushback-period=30");
+    handler->CreateConfiguration("TPC-compression-monitoring", "ROOTFileWriter", "TPC-compression-monitoring-component","-concatenate-events -overwrite -datafile HLT.TPCDataCompression-statistics.root");
+
+    // the esd converter configuration
+    TString converterInput="TPC-globalmerger";
+    if (!bPublishRaw) {
+      // 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"   , sinkHWClusterInput.Data(), "-datatype 'CLUSTERS' 'TPC ' -datatype 'CLMCINFO' 'TPC '");
+    handler->CreateConfiguration("TPC-raw-clusters", "BlockFilter"   , sinkHWClusterInput.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"   , hwclustOutput.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
 
-    // the writer configuration
-    handler->CreateConfiguration("sink1", "FileWriter"   , fileWriterInput.Data(), "-specfmt -subdir=test_%d -blcknofmt=_0x%x -idfmt=_0x%08x");
-    // the esd writer configuration
-    handler->CreateConfiguration("esd-writer", "TPCEsdWriter"   , esdWriterInput.Data(), "-datafile AliESDs.root");
+    // 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");
+
+    /////////////////////////////////////////////////////////////////////////////////////
+    //
+    // monitoring of compressed TPC data {CLUSTRAW:TPC }, {REMCLSCM,TPC }, {CLSTRKCM,TPC }
+    // 
+
+    // publisher component
+    handler->CreateConfiguration("TPC-hltout-compressionmonitor-publisher", "AliHLTOUTPublisher"   , NULL,
+                                "-datatype HWCLUST1 'TPC ' "
+                                "-datatype CLUSTRAW 'TPC ' "
+                                "-datatype REMCLSCM 'TPC ' "
+                                "-datatype CLSTRKCM 'TPC ' "
+                                "-datatype REMCLIDS 'TPC ' "
+                                "-datatype CLIDSTRK 'TPC ' "
+                                );
+
+    // the HLTOUT component collects the blocks and stores the file
+    handler->CreateConfiguration("TPC-hltout-compressionmonitor", "TPCDataCompressorMonitor", "TPC-hltout-compressionmonitor-publisher", "-histogram-file HLT.TPC-compression-statistics.root -publishing-mode off");
   }
+
   return 0;
 }
 
 const char* AliHLTTPCAgent::GetReconstructionChains(AliRawReader* /*rawReader*/,
-                                                   AliRunLoader* /*runloader*/) const
+                                                   AliRunLoader* runloader) const
 {
   // see header file for class documentation
+  if (runloader) {
+    // reconstruction chains for AliRoot simulation
+    return "TPC-compression";
+  } else {
+    return "TPC-compression-emulation";
+  }
   return NULL;
-  //return "sink1";
-  //return "esd-writer";
 }
 
 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 AliHLTTPCCAInputDataCompressorComponent);
+  pHandler->AddComponent(new AliHLTTPCCATrackerComponent);
+  pHandler->AddComponent(new AliHLTTPCCATrackerOutputConverter);
+  pHandler->AddComponent(new AliHLTTPCCAGlobalMergerComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackMCMarkerComponent);
+  pHandler->AddComponent(new AliHLTTPCdEdxComponent);
+  pHandler->AddComponent(new AliHLTTPCdEdxMonitoringComponent);
+  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 AliHLTTPCDigitPublisherComponent);
+  pHandler->AddComponent(new AliHLTTPCDigitDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterHistoComponent);
+  pHandler->AddComponent(new AliHLTTPCHistogramHandlerComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackHistoComponent);
+  pHandler->AddComponent(new AliHLTTPCTrackDumpComponent);
+  pHandler->AddComponent(new AliHLTTPCHWCFDataReverterComponent);
+  pHandler->AddComponent(new AliHLTTPCHWClusterTransformComponent);
+  pHandler->AddComponent(new AliHLTTPCCFComparisonComponent);
+  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);
+  pHandler->AddComponent(new AliHLTTPCDataCompressionFilterComponent);
+  pHandler->AddComponent(new AliHLTTPCDataPublisherComponent);
+  pHandler->AddComponent(new AliHLTTPCHWClusterDecoderComponent);
+  pHandler->AddComponent(new AliHLTTPCClusterTransformationComponent);
+  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;
+  }
+
+  // define handlers for all blocks related to compression, flag if the
+  // cluster id blocks are existing, this will be used to decide
+  // whether to create the handler or not
+  // {'CLUSTRAW':'TPC '}
+  // {'HWCLUST1':'TPC '}
+  // {'REMCLSCM':'TPC '}
+  // {'CLSTRKCM':'TPC '}
+  // {'REMCLIDS':'TPC '}
+  // {'CLIDSTRK':'TPC '}
+  if (dt==AliHLTTPCDefinitions::RawClustersDataType() ||
+      dt==AliHLTTPCDefinitions::HWClustersDataType() ||
+      dt==AliHLTTPCDefinitions::RemainingClustersCompressedDataType() ||
+      dt==AliHLTTPCDefinitions::ClusterTracksCompressedDataType()) {
+      desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
+      return 1;
+  }
+  if (dt==AliHLTTPCDefinitions::RemainingClusterIdsDataType() ||
+      dt==AliHLTTPCDefinitions::ClusterIdTracksDataType()) {
+      desc=AliHLTOUTHandlerDesc(kProprietary, dt, GetModuleId());
+      const_cast<AliHLTTPCAgent*>(this)->SetBit(kHaveCompressedClusterIdDataBlock);
+      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");
+  }
+
+  // monitoring of compressed data if cluster verification blocks exist
+  // {'REMCLIDS':'TPC '}
+  // {'CLIDSTRK':'TPC '}
+  // FIXME: needs to be commissioned
+  // if (dt==AliHLTTPCDefinitions::RawClustersDataType() ||
+  //     dt==AliHLTTPCDefinitions::HWClustersDataType() ||
+  //     dt==AliHLTTPCDefinitions::RemainingClustersCompressedDataType() ||
+  //     dt==AliHLTTPCDefinitions::ClusterTracksCompressedDataType() ||
+  //     dt==AliHLTTPCDefinitions::RemainingClusterIdsDataType() ||
+  //     dt==AliHLTTPCDefinitions::ClusterIdTracksDataType()) {
+  //   const char* arg="chains=TPC-hltout-compressionmonitor";
+  //   if (!TestBit(kHaveCompressedClusterIdDataBlock))
+  //     arg="chains=TPC-hltout-compressionmonitorpublisher";
+  //   if (!fCompressionMonitorHandler)
+  //     fCompressionMonitorHandler=new AliHLTOUTHandlerChain(arg);
+  //   return fCompressionMonitorHandler;
+  // }
+
   return NULL;
 }
 
-int AliHLTTPCAgent::RegisterComponents(AliHLTComponentHandler* /*pHandler*/) const
+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;
+  }
+
+  if (pInstance==fCompressionMonitorHandler) {
+    delete fCompressionMonitorHandler;
+    fCompressionMonitorHandler=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;
+}