[u/mrichter/AliRoot.git] / HLT / ITS / tracking / AliHLTITSTrackerComponent.cxx

// $Id: AliHLTITSTrackerComponent.cxx 32659 2009-06-02 16:08:40Z sgorbuno $
// **************************************************************************
// This file is property of and copyright by the ALICE HLT Project          *
// ALICE Experiment at CERN, All rights reserved.                           *
//                                                                          *
// Primary Authors: Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de> *
//                  Ivan Kisel <kisel@kip.uni-heidelberg.de>                *
//                  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   AliHLTITSTrackerComponent.cxx
///  @author Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de>
///  @date   June 2009
///  @brief  An ITS tracker processing component for the HLT


/////////////////////////////////////////////////////
//                                                 //
// a ITS tracker processing component for the HLT  //
//                                                 //
/////////////////////////////////////////////////////

#if __GNUC__>= 3
using namespace std;
#endif

#include "AliHLTITSTrackerComponent.h"
#include "AliHLTArray.h"
#include "AliExternalTrackParam.h"
#include "TStopwatch.h"
#include "TMath.h"
#include "AliCDBEntry.h"
#include "AliCDBManager.h"
#include "AliGeomManager.h"
#include "TObjString.h"
#include "TObjArray.h"
#include "AliITStrackerHLT.h"
#include "AliHLTITSSpacePointData.h"
#include "AliHLTITSClusterDataFormat.h"
#include "AliHLTDataTypes.h"
#include "AliHLTExternalTrackParam.h"
#include "AliHLTGlobalBarrelTrack.h"
#include "AliGeomManager.h"
#include "AliHLTTrackMCLabel.h"
#include <map>

/** ROOT macro for the implementation of ROOT specific class methods */
ClassImp( AliHLTITSTrackerComponent )
AliHLTITSTrackerComponent::AliHLTITSTrackerComponent()
    :
    fSolenoidBz( 0 ),
    fBenchmark("ITSTracker"),
    fTracker(0)
{
  // see header file for class documentation
  // or
  // refer to README to build package
  // or
  // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
}

AliHLTITSTrackerComponent::AliHLTITSTrackerComponent( const AliHLTITSTrackerComponent& )
    :
    AliHLTProcessor(),
    fSolenoidBz( 0 ),
    fBenchmark("ITSTracker"),
    fTracker(0)
{
  // see header file for class documentation
  HLTFatal( "copy constructor untested" );
}

AliHLTITSTrackerComponent& AliHLTITSTrackerComponent::operator=( const AliHLTITSTrackerComponent& )
{
  // see header file for class documentation
  HLTFatal( "assignment operator untested" );
  return *this;
}

AliHLTITSTrackerComponent::~AliHLTITSTrackerComponent()
{
  // see header file for class documentation
  delete fTracker;
}

//
// Public functions to implement AliHLTComponent's interface.
// These functions are required for the registration process
//

const char* AliHLTITSTrackerComponent::GetComponentID()
{
  // see header file for class documentation
  return "ITSTracker";
}

void AliHLTITSTrackerComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list )
{
  // see header file for class documentation
  list.clear();
  list.push_back( kAliHLTDataTypeTrack|kAliHLTDataOriginTPC );
  list.push_back( kAliHLTDataTypeTrackMC|kAliHLTDataOriginTPC );
  list.push_back( kAliHLTDataTypeClusters|kAliHLTDataOriginITSSSD );
  list.push_back( kAliHLTDataTypeClusters|kAliHLTDataOriginITSSPD );
  list.push_back( kAliHLTDataTypeClusters|kAliHLTDataOriginITSSDD );
  list.push_back( kAliHLTDataTypeClusters|kAliHLTDataOriginITS );
}

AliHLTComponentDataType AliHLTITSTrackerComponent::GetOutputDataType()
{
  // see header file for class documentation  
  return kAliHLTMultipleDataType;
}

int AliHLTITSTrackerComponent::GetOutputDataTypes(AliHLTComponentDataTypeList& tgtList)
{
  // see header file for class documentation  
  tgtList.clear();
  tgtList.push_back(kAliHLTDataTypeTrack|kAliHLTDataOriginITS);
  tgtList.push_back(kAliHLTDataTypeTrack|kAliHLTDataOriginITSOut);
  tgtList.push_back( kAliHLTDataTypeTrackMC|kAliHLTDataOriginITS );
  return tgtList.size();
}

void AliHLTITSTrackerComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
{
  // define guess for the output data size
  constBase = 200;       // minimum size
  inputMultiplier = 2.; // size relative to input
}

AliHLTComponent* AliHLTITSTrackerComponent::Spawn()
{
  // see header file for class documentation
  return new AliHLTITSTrackerComponent;
}

void AliHLTITSTrackerComponent::SetDefaultConfiguration()
{
  // Set default configuration for the CA tracker component
  // Some parameters can be later overwritten from the OCDB

  fSolenoidBz = -5.00668;
  
}

int AliHLTITSTrackerComponent::ReadConfigurationString(  const char* arguments )
{
  // Set configuration parameters for the CA tracker component from the string

  int iResult = 0;
  if ( !arguments ) return iResult;

  TString allArgs = arguments;
  TString argument;
  int bMissingParam = 0;

  TObjArray* pTokens = allArgs.Tokenize( " " );

  int nArgs =  pTokens ? pTokens->GetEntries() : 0;

  for ( int i = 0; i < nArgs; i++ ) {
    argument = ( ( TObjString* )pTokens->At( i ) )->GetString();
    if ( argument.IsNull() ) continue;

    if ( argument.CompareTo( "-solenoidBz" ) == 0 ) {
      if ( ( bMissingParam = ( ++i >= pTokens->GetEntries() ) ) ) break;
      HLTWarning("argument -solenoidBz is deprecated, magnetic field set up globally (%f)", GetBz());
      continue;
    }

    //if ( argument.CompareTo( "-minNClustersOnTrack" ) == 0 ) {
    //if ( ( bMissingParam = ( ++i >= pTokens->GetEntries() ) ) ) break;
    //fMinNTrackClusters = ( ( TObjString* )pTokens->At( i ) )->GetString().Atoi();
    //HLTInfo( "minNClustersOnTrack set to: %d", fMinNTrackClusters );
    //continue;
    //}

    HLTError( "Unknown option \"%s\"", argument.Data() );
    iResult = -EINVAL;
  }
  delete pTokens;

  if ( bMissingParam ) {
    HLTError( "Specifier missed for parameter \"%s\"", argument.Data() );
    iResult = -EINVAL;
  }

  return iResult;
}


int AliHLTITSTrackerComponent::ReadCDBEntry( const char* cdbEntry, const char* chainId )
{
  // see header file for class documentation

  const char* defaultNotify = "";

  if ( !cdbEntry ) {
    return 0;// need to add the HLT/ConfigITS/ITSTracker directory to cdb SG!!!
    //cdbEntry = "HLT/ConfigITS/ITSTracker";
    //defaultNotify = " (default)";
    //chainId = 0;
  }

  HLTInfo( "configure from entry \"%s\"%s, chain id %s", cdbEntry, defaultNotify, ( chainId != NULL && chainId[0] != 0 ) ? chainId : "<none>" );
  AliCDBEntry *pEntry = AliCDBManager::Instance()->Get( cdbEntry );//,GetRunNo());

  if ( !pEntry ) {
    HLTError( "cannot fetch object \"%s\" from CDB", cdbEntry );
    return -EINVAL;
  }

  TObjString* pString = dynamic_cast<TObjString*>( pEntry->GetObject() );

  if ( !pString ) {
    HLTError( "configuration object \"%s\" has wrong type, required TObjString", cdbEntry );
    return -EINVAL;
  }

  HLTInfo( "received configuration object string: \"%s\"", pString->GetString().Data() );

  return  ReadConfigurationString( pString->GetString().Data() );
}


int AliHLTITSTrackerComponent::Configure( const char* cdbEntry, const char* chainId, const char *commandLine )
{
  // Configure the component
  // There are few levels of configuration,
  // parameters which are set on one step can be overwritten on the next step

  //* read hard-coded values

  SetDefaultConfiguration();

  //* read the default CDB entry

  int iResult1 = ReadCDBEntry( NULL, chainId );

  //* read magnetic field

  int iResult2 = 0; //ReadCDBEntry( kAliHLTCDBSolenoidBz, chainId );
  fSolenoidBz = GetBz();

  //* read the actual CDB entry if required

  int iResult3 = ( cdbEntry ) ? ReadCDBEntry( cdbEntry, chainId ) : 0;

  //* read extra parameters from input (if they are)

  int iResult4 = 0;

  if ( commandLine && commandLine[0] != '\0' ) {
    HLTInfo( "received configuration string from HLT framework: \"%s\"", commandLine );
    iResult4 = ReadConfigurationString( commandLine );
  }

  // Initialise the tracker here

  return iResult1 ? iResult1 : ( iResult2 ? iResult2 : ( iResult3 ? iResult3 : iResult4 ) );
}


int AliHLTITSTrackerComponent::DoInit( int argc, const char** argv )
{
  // Configure the ITS tracker component

  if ( fTracker ) return -EINPROGRESS;

  if(AliGeomManager::GetGeometry()==NULL){
    AliGeomManager::LoadGeometry();
  }
  AliGeomManager::ApplyAlignObjsFromCDB("ITS");

  TString arguments = "";
  for ( int i = 0; i < argc; i++ ) {
    if ( !arguments.IsNull() ) arguments += " ";
    arguments += argv[i];
  }

  int ret = Configure( NULL, NULL, arguments.Data() );

  // Check field
  if (!TGeoGlobalMagField::Instance()) {
    HLTError("magnetic field not initialized, please set up TGeoGlobalMagField and AliMagF");
    return -ENODEV;
  }
  fSolenoidBz=GetBz();

  fTracker = new AliITStrackerHLT(0);
  fBenchmark.Reset();
  fBenchmark.SetTimer(0,"total");
  fBenchmark.SetTimer(1,"reco");
  return ret;
}


int AliHLTITSTrackerComponent::DoDeinit()
{
  // see header file for class documentation
  delete fTracker;
  fTracker = 0;
  return 0;
}


int AliHLTITSTrackerComponent::Reconfigure( const char* cdbEntry, const char* chainId )
{
  // Reconfigure the component from OCDB .

  return Configure( cdbEntry, chainId, NULL );
}


int AliHLTITSTrackerComponent::DoEvent
(
  const AliHLTComponentEventData& evtData,
  const AliHLTComponentBlockData* blocks,
  AliHLTComponentTriggerData& /*trigData*/,
  AliHLTUInt8_t* outputPtr,
  AliHLTUInt32_t& size,
  vector<AliHLTComponentBlockData>& outputBlocks )
{
  //* process event

  AliHLTUInt32_t maxBufferSize = size;
  size = 0; // output size
  
  if (!IsDataEvent()) return 0;

  if ( evtData.fBlockCnt <= 0 ) {
    HLTWarning( "no blocks in event" );
    return 0;
  }

  fBenchmark.StartNewEvent();
  fBenchmark.Start(0);

  // Event reconstruction in ITS

  int iResult=0;

  int nBlocks = evtData.fBlockCnt;

  
  vector< AliExternalTrackParam > tracksTPC;
  vector< int > tracksTPCLab;
  vector< int > tracksTPCId;

  int nClustersTotal = 0;

  for (int ndx=0; ndx<nBlocks && iResult>=0; ndx++) {

    const AliHLTComponentBlockData* iter = blocks+ndx;
 
    if ( (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSSD) ) || 
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSPD) ) ||
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSDD) ) ||
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITS) ) 
	 ){      
      AliHLTITSClusterData *inPtr=reinterpret_cast<AliHLTITSClusterData*>( iter->fPtr );
      nClustersTotal+=inPtr->fSpacePointCnt;
    }         
  }


  fTracker->StartLoadClusters(nClustersTotal);

  // first read MC information (if present)
  
  std::map<int,int> mcLabels;

  for (const AliHLTComponentBlockData* pBlock=GetFirstInputBlock(kAliHLTDataTypeTrackMC|kAliHLTDataOriginTPC);
       pBlock!=NULL; pBlock=GetNextInputBlock()) {
    
    fBenchmark.AddInput(pBlock->fSize);
    
    AliHLTTrackMCData* dataPtr = reinterpret_cast<AliHLTTrackMCData*>( pBlock->fPtr );
    if (sizeof(AliHLTTrackMCData)+dataPtr->fCount*sizeof(AliHLTTrackMCLabel)==pBlock->fSize) {
      for( unsigned int il=0; il<dataPtr->fCount; il++ ){
	AliHLTTrackMCLabel &lab = dataPtr->fLabels[il];
	mcLabels[lab.fTrackID] = lab.fMCLabel;
      }
    } else {
      HLTWarning("data mismatch in block %s (0x%08x): count %d, size %d -> ignoring track MC information", 
		 DataType2Text(pBlock->fDataType).c_str(), pBlock->fSpecification, 
		 dataPtr->fCount, pBlock->fSize);
    }
  }
  
  
  for (int ndx=0; ndx<nBlocks && iResult>=0; ndx++) {

    const AliHLTComponentBlockData* iter = blocks+ndx;
    
    // Read TPC tracks
    
    if( iter->fDataType == ( kAliHLTDataTypeTrack|kAliHLTDataOriginTPC ) ){	  
      fBenchmark.AddInput(iter->fSize);
      AliHLTTracksData* dataPtr = ( AliHLTTracksData* ) iter->fPtr;
      int nTracks = dataPtr->fCount;
      AliHLTExternalTrackParam* currOutTrack = dataPtr->fTracklets;
      for( int itr=0; itr<nTracks; itr++ ){
	AliHLTGlobalBarrelTrack t(*currOutTrack);
	Int_t mcLabel = -1;
	if( mcLabels.find(currOutTrack->fTrackID)!=mcLabels.end() )
	  mcLabel = mcLabels[currOutTrack->fTrackID];
	
	tracksTPC.push_back( t );
	tracksTPCLab.push_back(mcLabel);
	tracksTPCId.push_back( currOutTrack->fTrackID );
	unsigned int dSize = sizeof( AliHLTExternalTrackParam ) + currOutTrack->fNPoints * sizeof( unsigned int );
	currOutTrack = ( AliHLTExternalTrackParam* )( (( Byte_t * )currOutTrack) + dSize );
      }
    }


    // Read ITS clusters

    if ( (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSSD) ) || 
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSPD) ) ||
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITSSDD) ) ||
	 (iter->fDataType == (kAliHLTDataTypeClusters|kAliHLTDataOriginITS) ) 
	 ){
      
      fBenchmark.AddInput(iter->fSize);

      AliHLTITSClusterData *inPtr=reinterpret_cast<AliHLTITSClusterData*>( iter->fPtr );
      int nClusters = inPtr->fSpacePointCnt;
      for( int icl=0; icl<nClusters; icl++ ){
	AliHLTITSSpacePointData &d = inPtr->fSpacePoints[icl];

	Int_t lab[4] = { d.fTracks[0], d.fTracks[1], d.fTracks[2], d.fIndex };
	Int_t info[3] = { d.fNy, d.fNz, d.fLayer };
	Float_t hit[6] = { d.fY, d.fZ, d.fSigmaY2, d.fSigmaZ2, d.fQ, d.fSigmaYZ };
	if( d.fLayer==4 ) hit[5] = -hit[5];
	fTracker->LoadCluster( AliITSRecPoint( lab, hit, info ) );
	//cout<<"SG "<<d.fLayer<<" "<<d.fTracks[0]<<endl;
      }   
    }
    
  }// end read input blocks
  
  // Reconstruct the event

    fBenchmark.Start(1);
    fTracker->Reconstruct( &(tracksTPC[0]), &(tracksTPCLab[0]), tracksTPC.size() );
    fBenchmark.Stop(1);

  
  // Fill output tracks
  int nITSUpdated = 0;
  {
    
    for( int iOut=0; iOut<=1; iOut++ ){

      unsigned int blockSize = 0;

      AliHLTTracksData* outPtr = ( AliHLTTracksData* )( outputPtr + size );
      AliHLTExternalTrackParam* currOutTrack = outPtr->fTracklets;

      blockSize =   ( ( AliHLTUInt8_t * )currOutTrack ) -  ( ( AliHLTUInt8_t * )outPtr );

      if ( size + blockSize  > maxBufferSize ) {
	HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), tracks are not stored", maxBufferSize, size + blockSize );
	iResult = -ENOSPC;
	break;
      }

      outPtr->fCount = 0;
       AliHLTITSTrack *tracks=0;
      int nTracks = 0;
      if( iOut==0 ){
	tracks = fTracker->Tracks();
	nTracks = fTracker->NTracks();
      } else{
	tracks = fTracker->ITSOutTracks();
	nTracks = fTracker->NITSOutTracks();
      }
      
      for ( int itr = 0; itr < nTracks; itr++ ) {
	AliHLTITSTrack &t = tracks[itr];
	int id =  tracksTPCId[t.TPCtrackId()];      
	int nClusters = t.GetNumberOfClusters();
	if( iOut==0 && nClusters>0 ) nITSUpdated++;
	
	unsigned int dSize = sizeof( AliHLTExternalTrackParam ) + nClusters * sizeof( unsigned int );
	
	if ( size + blockSize + dSize > maxBufferSize ) {
	  HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), %d tracks are not stored", maxBufferSize, size + blockSize + dSize, nTracks - itr + 1 );
	  iResult = -ENOSPC;
	  break;
	}
	
	currOutTrack->fAlpha = t.GetAlpha();
	currOutTrack->fX = t.GetX();
	currOutTrack->fY = t.GetY();
	currOutTrack->fZ = t.GetZ();            
	currOutTrack->fLastX = 0;
	currOutTrack->fLastY = 0;
	currOutTrack->fLastZ = 0;      
	currOutTrack->fq1Pt = t.GetSigned1Pt();
	currOutTrack->fSinPsi = t.GetSnp();
	currOutTrack->fTgl = t.GetTgl();
	for( int i=0; i<15; i++ ) currOutTrack->fC[i] = t.GetCovariance()[i];
	currOutTrack->fTrackID = id;
	currOutTrack->fFlags = 0;
	currOutTrack->fNPoints = nClusters;    
	for ( int i = 0; i < nClusters; i++ ) currOutTrack->fPointIDs[i] = t.GetClusterIndex( i );
	currOutTrack = ( AliHLTExternalTrackParam* )( (( Byte_t * )currOutTrack) + dSize );
	blockSize += dSize;
	outPtr->fCount++;
      }
  

      AliHLTComponentBlockData resultData;
      FillBlockData( resultData );
      resultData.fOffset = size;
      resultData.fSize = blockSize;
      if( iOut==0 ){
	resultData.fDataType = kAliHLTDataTypeTrack|kAliHLTDataOriginITS;
      } else {
	resultData.fDataType = kAliHLTDataTypeTrack|kAliHLTDataOriginITSOut;
      }
      fBenchmark.AddOutput(resultData.fSize);
      outputBlocks.push_back( resultData );
      size += resultData.fSize;       
    }
  }  

  {// fill MC labels

    unsigned int blockSize = 0;
      
    AliHLTTrackMCData* outPtr = ( AliHLTTrackMCData* )( outputPtr +size );
    AliHLTTrackMCLabel* currOutLabel = outPtr->fLabels;
    
    blockSize =   ( ( AliHLTUInt8_t * )currOutLabel ) -  ( ( AliHLTUInt8_t * )outPtr );
    
    outPtr->fCount = 0;
    
    AliHLTITSTrack *tracks= fTracker->Tracks();
    int nTracks = fTracker->NTracks();
    
    for ( int itr = 0; itr < nTracks; itr++ ) {
      AliHLTITSTrack &t = tracks[itr];
      //cout<<"SG out:"<<tracksTPCId[t.TPCtrackId()]<<" "<<t.GetLabel()<<endl;
      if( t.GetLabel()<0 ) continue;
      int id =  tracksTPCId[t.TPCtrackId()];
      
      if ( blockSize + sizeof(AliHLTTrackMCLabel) > maxBufferSize ) {
	HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), %d mc labels are not stored", maxBufferSize, blockSize, nTracks - itr + 1 );
	iResult = -ENOSPC;
	break;
      }
      currOutLabel->fTrackID = id;
      currOutLabel->fMCLabel = t.GetLabel();
      blockSize += sizeof(AliHLTTrackMCLabel);
      currOutLabel++;
      outPtr->fCount++;
    }        
    if( iResult>=0 && outPtr->fCount>0 ){
      AliHLTComponentBlockData resultData;
      FillBlockData( resultData );
      resultData.fOffset = size;
      resultData.fSize = blockSize;
      resultData.fDataType = kAliHLTDataTypeTrackMC|kAliHLTDataOriginITS;
      outputBlocks.push_back( resultData );
      size+= resultData.fSize;
    }
  }
  
  fBenchmark.Stop(0);

  // Set log level to "Warning" for on-line system monitoring
  HLTInfo( "ITS Tracker: output %d tracks;  input %d clusters, %d tracks",
	   nITSUpdated, nClustersTotal, tracksTPC.size() );

  HLTInfo(fBenchmark.GetStatistics());
  return iResult;
}
Commit	Line	Data
21de9ddd	1	// $Id: AliHLTITSTrackerComponent.cxx 32659 2009-06-02 16:08:40Z sgorbuno $
6edb0fb5	2	// **************************************************************************
	3	// This file is property of and copyright by the ALICE HLT Project *
	4	// ALICE Experiment at CERN, All rights reserved. *
	5	// *
	6	// Primary Authors: Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de> *
	7	// Ivan Kisel <kisel@kip.uni-heidelberg.de> *
	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
21de9ddd	20	/// @file AliHLTITSTrackerComponent.cxx
	21	/// @author Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de>
	22	/// @date June 2009
	23	/// @brief An ITS tracker processing component for the HLT
	24
6edb0fb5	25
	26	/////////////////////////////////////////////////////
	27	// //
	28	// a ITS tracker processing component for the HLT //
	29	// //
	30	/////////////////////////////////////////////////////
	31
	32	#if __GNUC__>= 3
	33	using namespace std;
	34	#endif
	35
	36	#include "AliHLTITSTrackerComponent.h"
	37	#include "AliHLTArray.h"
	38	#include "AliExternalTrackParam.h"
	39	#include "TStopwatch.h"
	40	#include "TMath.h"
	41	#include "AliCDBEntry.h"
	42	#include "AliCDBManager.h"
1b4a9c5a	43	#include "AliGeomManager.h"
6edb0fb5	44	#include "TObjString.h"
6edb0fb5	45	#include "TObjArray.h"
6edb0fb5	46	#include "AliITStrackerHLT.h"
6edb0fb5	47	#include "AliHLTITSSpacePointData.h"
	48	#include "AliHLTITSClusterDataFormat.h"
	49	#include "AliHLTDataTypes.h"
9af5a71c	50	#include "AliHLTExternalTrackParam.h"
0cd1ba6e	51	#include "AliHLTGlobalBarrelTrack.h"
31822224	52	#include "AliGeomManager.h"
d72d9d99	53	#include "AliHLTTrackMCLabel.h"
60d9d01e	54	#include <map>
6edb0fb5	55
	56	/** ROOT macro for the implementation of ROOT specific class methods */
	57	ClassImp( AliHLTITSTrackerComponent )
	58	AliHLTITSTrackerComponent::AliHLTITSTrackerComponent()
	59	:
	60	fSolenoidBz( 0 ),
57a4102f	61	fBenchmark("ITSTracker"),
6edb0fb5	62	fTracker(0)
	63	{
	64	// see header file for class documentation
	65	// or
	66	// refer to README to build package
	67	// or
	68	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	69	}
	70
	71	AliHLTITSTrackerComponent::AliHLTITSTrackerComponent( const AliHLTITSTrackerComponent& )
	72	:
	73	AliHLTProcessor(),
	74	fSolenoidBz( 0 ),
57a4102f	75	fBenchmark("ITSTracker"),
6edb0fb5	76	fTracker(0)
	77	{
	78	// see header file for class documentation
	79	HLTFatal( "copy constructor untested" );
	80	}
	81
	82	AliHLTITSTrackerComponent& AliHLTITSTrackerComponent::operator=( const AliHLTITSTrackerComponent& )
	83	{
	84	// see header file for class documentation
	85	HLTFatal( "assignment operator untested" );
	86	return *this;
	87	}
	88
	89	AliHLTITSTrackerComponent::~AliHLTITSTrackerComponent()
	90	{
	91	// see header file for class documentation
	92	delete fTracker;
	93	}
	94
	95	//
	96	// Public functions to implement AliHLTComponent's interface.
	97	// These functions are required for the registration process
	98	//
	99
	100	const char* AliHLTITSTrackerComponent::GetComponentID()
	101	{
	102	// see header file for class documentation
	103	return "ITSTracker";
	104	}
	105
	106	void AliHLTITSTrackerComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list )
	107	{
	108	// see header file for class documentation
	109	list.clear();
9af5a71c	110	list.push_back( kAliHLTDataTypeTrack\|kAliHLTDataOriginTPC );
d72d9d99	111	list.push_back( kAliHLTDataTypeTrackMC\|kAliHLTDataOriginTPC );
6edb0fb5	112	list.push_back( kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSSD );
6edb0fb5	113	list.push_back( kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSPD );
21de9ddd	114	list.push_back( kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSDD );
60ef2ea2	115	list.push_back( kAliHLTDataTypeClusters\|kAliHLTDataOriginITS );
6edb0fb5	116	}
	117
	118	AliHLTComponentDataType AliHLTITSTrackerComponent::GetOutputDataType()
	119	{
	120	// see header file for class documentation
b7ed2eb4	121	return kAliHLTMultipleDataType;
	122	}
	123
	124	int AliHLTITSTrackerComponent::GetOutputDataTypes(AliHLTComponentDataTypeList& tgtList)
	125	{
	126	// see header file for class documentation
	127	tgtList.clear();
	128	tgtList.push_back(kAliHLTDataTypeTrack\|kAliHLTDataOriginITS);
	129	tgtList.push_back(kAliHLTDataTypeTrack\|kAliHLTDataOriginITSOut);
d72d9d99	130	tgtList.push_back( kAliHLTDataTypeTrackMC\|kAliHLTDataOriginITS );
b7ed2eb4	131	return tgtList.size();
6edb0fb5	132	}
	133
	134	void AliHLTITSTrackerComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
	135	{
	136	// define guess for the output data size
	137	constBase = 200; // minimum size
04652fd8	138	inputMultiplier = 2.; // size relative to input
6edb0fb5	139	}
	140
	141	AliHLTComponent* AliHLTITSTrackerComponent::Spawn()
	142	{
	143	// see header file for class documentation
	144	return new AliHLTITSTrackerComponent;
	145	}
	146
	147	void AliHLTITSTrackerComponent::SetDefaultConfiguration()
	148	{
	149	// Set default configuration for the CA tracker component
	150	// Some parameters can be later overwritten from the OCDB
	151
a8714ffa	152	fSolenoidBz = -5.00668;
57a4102f	153
6edb0fb5	154	}
	155
	156	int AliHLTITSTrackerComponent::ReadConfigurationString( const char* arguments )
	157	{
	158	// Set configuration parameters for the CA tracker component from the string
	159
	160	int iResult = 0;
	161	if ( !arguments ) return iResult;
	162
	163	TString allArgs = arguments;
	164	TString argument;
	165	int bMissingParam = 0;
	166
	167	TObjArray* pTokens = allArgs.Tokenize( " " );
	168
	169	int nArgs = pTokens ? pTokens->GetEntries() : 0;
	170
	171	for ( int i = 0; i < nArgs; i++ ) {
	172	argument = ( ( TObjString* )pTokens->At( i ) )->GetString();
	173	if ( argument.IsNull() ) continue;
	174
	175	if ( argument.CompareTo( "-solenoidBz" ) == 0 ) {
	176	if ( ( bMissingParam = ( ++i >= pTokens->GetEntries() ) ) ) break;
75970b8d	177	HLTWarning("argument -solenoidBz is deprecated, magnetic field set up globally (%f)", GetBz());
6edb0fb5	178	continue;
	179	}
	180
	181	//if ( argument.CompareTo( "-minNClustersOnTrack" ) == 0 ) {
	182	//if ( ( bMissingParam = ( ++i >= pTokens->GetEntries() ) ) ) break;
	183	//fMinNTrackClusters = ( ( TObjString* )pTokens->At( i ) )->GetString().Atoi();
	184	//HLTInfo( "minNClustersOnTrack set to: %d", fMinNTrackClusters );
	185	//continue;
	186	//}
	187
	188	HLTError( "Unknown option \"%s\"", argument.Data() );
	189	iResult = -EINVAL;
	190	}
	191	delete pTokens;
	192
	193	if ( bMissingParam ) {
	194	HLTError( "Specifier missed for parameter \"%s\"", argument.Data() );
	195	iResult = -EINVAL;
	196	}
	197
	198	return iResult;
	199	}
	200
	201
	202	int AliHLTITSTrackerComponent::ReadCDBEntry( const char* cdbEntry, const char* chainId )
	203	{
	204	// see header file for class documentation
	205
	206	const char* defaultNotify = "";
	207
	208	if ( !cdbEntry ) {
9eee44f6	209	return 0;// need to add the HLT/ConfigITS/ITSTracker directory to cdb SG!!!
38d5ebcd	210	//cdbEntry = "HLT/ConfigITS/ITSTracker";
	211	//defaultNotify = " (default)";
	212	//chainId = 0;
6edb0fb5	213	}
	214
	215	HLTInfo( "configure from entry \"%s\"%s, chain id %s", cdbEntry, defaultNotify, ( chainId != NULL && chainId[0] != 0 ) ? chainId : "<none>" );
	216	AliCDBEntry *pEntry = AliCDBManager::Instance()->Get( cdbEntry );//,GetRunNo());
	217
	218	if ( !pEntry ) {
	219	HLTError( "cannot fetch object \"%s\" from CDB", cdbEntry );
	220	return -EINVAL;
	221	}
	222
	223	TObjString* pString = dynamic_cast<TObjString*>( pEntry->GetObject() );
	224
	225	if ( !pString ) {
	226	HLTError( "configuration object \"%s\" has wrong type, required TObjString", cdbEntry );
	227	return -EINVAL;
	228	}
	229
	230	HLTInfo( "received configuration object string: \"%s\"", pString->GetString().Data() );
	231
	232	return ReadConfigurationString( pString->GetString().Data() );
	233	}
	234
	235
	236	int AliHLTITSTrackerComponent::Configure( const char* cdbEntry, const char* chainId, const char *commandLine )
	237	{
	238	// Configure the component
	239	// There are few levels of configuration,
	240	// parameters which are set on one step can be overwritten on the next step
	241
	242	//* read hard-coded values
	243
	244	SetDefaultConfiguration();
	245
	246	//* read the default CDB entry
	247
	248	int iResult1 = ReadCDBEntry( NULL, chainId );
	249
	250	//* read magnetic field
	251
a098ab46	252	int iResult2 = 0; //ReadCDBEntry( kAliHLTCDBSolenoidBz, chainId );
75970b8d	253	fSolenoidBz = GetBz();
6edb0fb5	254
	255	//* read the actual CDB entry if required
	256
	257	int iResult3 = ( cdbEntry ) ? ReadCDBEntry( cdbEntry, chainId ) : 0;
	258
	259	//* read extra parameters from input (if they are)
	260
	261	int iResult4 = 0;
	262
	263	if ( commandLine && commandLine[0] != '\0' ) {
	264	HLTInfo( "received configuration string from HLT framework: \"%s\"", commandLine );
	265	iResult4 = ReadConfigurationString( commandLine );
	266	}
	267
	268	// Initialise the tracker here
	269
	270	return iResult1 ? iResult1 : ( iResult2 ? iResult2 : ( iResult3 ? iResult3 : iResult4 ) );
	271	}
	272
	273
	274
	275	int AliHLTITSTrackerComponent::DoInit( int argc, const char** argv )
	276	{
	277	// Configure the ITS tracker component
	278
75970b8d	279	if ( fTracker ) return -EINPROGRESS;
fb015741	280
	281	if(AliGeomManager::GetGeometry()==NULL){
	282	AliGeomManager::LoadGeometry();
	283	}
24a9f989	284	AliGeomManager::ApplyAlignObjsFromCDB("ITS");
fb015741	285
6edb0fb5	286	TString arguments = "";
	287	for ( int i = 0; i < argc; i++ ) {
	288	if ( !arguments.IsNull() ) arguments += " ";
	289	arguments += argv[i];
	290	}
	291
b55698e6	292	int ret = Configure( NULL, NULL, arguments.Data() );
b55698e6	293
75970b8d	294	// Check field
	295	if (!TGeoGlobalMagField::Instance()) {
	296	HLTError("magnetic field not initialized, please set up TGeoGlobalMagField and AliMagF");
	297	return -ENODEV;
b55698e6	298	}
75970b8d	299	fSolenoidBz=GetBz();
75970b8d	300
b55698e6	301	fTracker = new AliITStrackerHLT(0);
57a4102f	302	fBenchmark.Reset();
	303	fBenchmark.SetTimer(0,"total");
	304	fBenchmark.SetTimer(1,"reco");
b55698e6	305	return ret;
6edb0fb5	306	}
	307
	308
	309	int AliHLTITSTrackerComponent::DoDeinit()
	310	{
	311	// see header file for class documentation
	312	delete fTracker;
	313	fTracker = 0;
	314	return 0;
	315	}
	316
	317
	318
	319	int AliHLTITSTrackerComponent::Reconfigure( const char* cdbEntry, const char* chainId )
	320	{
	321	// Reconfigure the component from OCDB .
	322
	323	return Configure( cdbEntry, chainId, NULL );
	324	}
	325
	326
	327
	328	int AliHLTITSTrackerComponent::DoEvent
	329	(
	330	const AliHLTComponentEventData& evtData,
	331	const AliHLTComponentBlockData* blocks,
	332	AliHLTComponentTriggerData& /trigData/,
	333	AliHLTUInt8_t* outputPtr,
	334	AliHLTUInt32_t& size,
	335	vector<AliHLTComponentBlockData>& outputBlocks )
	336	{
	337	//* process event
	338
	339	AliHLTUInt32_t maxBufferSize = size;
	340	size = 0; // output size
365eee5d	341
21de9ddd	342	if (!IsDataEvent()) return 0;
6edb0fb5	343
	344	if ( evtData.fBlockCnt <= 0 ) {
	345	HLTWarning( "no blocks in event" );
	346	return 0;
	347	}
	348
57a4102f	349	fBenchmark.StartNewEvent();
57a4102f	350	fBenchmark.Start(0);
6edb0fb5	351
	352	// Event reconstruction in ITS
	353
	354	int iResult=0;
	355
	356	int nBlocks = evtData.fBlockCnt;
	357
	358
	359	vector< AliExternalTrackParam > tracksTPC;
d72d9d99	360	vector< int > tracksTPCLab;
6edb0fb5	361	vector< int > tracksTPCId;
ef6e2aa2	362
ef6e2aa2	363	int nClustersTotal = 0;
6edb0fb5	364
365eee5d	365	for (int ndx=0; ndx<nBlocks && iResult>=0; ndx++) {
	366
	367	const AliHLTComponentBlockData* iter = blocks+ndx;
	368
	369	if ( (iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSSD) ) \|\|
	370	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSPD) ) \|\|
60ef2ea2	371	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSDD) ) \|\|
60ef2ea2	372	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITS) )
365eee5d	373	){
	374	AliHLTITSClusterData inPtr=reinterpret_cast<AliHLTITSClusterData>( iter->fPtr );
	375	nClustersTotal+=inPtr->fSpacePointCnt;
	376	}
	377	}
	378
	379
	380	fTracker->StartLoadClusters(nClustersTotal);
6edb0fb5	381
d72d9d99	382	// first read MC information (if present)
	383
	384	std::map<int,int> mcLabels;
	385
	386	for (const AliHLTComponentBlockData* pBlock=GetFirstInputBlock(kAliHLTDataTypeTrackMC\|kAliHLTDataOriginTPC);
	387	pBlock!=NULL; pBlock=GetNextInputBlock()) {
	388
	389	fBenchmark.AddInput(pBlock->fSize);
	390
	391	AliHLTTrackMCData* dataPtr = reinterpret_cast<AliHLTTrackMCData*>( pBlock->fPtr );
	392	if (sizeof(AliHLTTrackMCData)+dataPtr->fCount*sizeof(AliHLTTrackMCLabel)==pBlock->fSize) {
	393	for( unsigned int il=0; il<dataPtr->fCount; il++ ){
	394	AliHLTTrackMCLabel &lab = dataPtr->fLabels[il];
	395	mcLabels[lab.fTrackID] = lab.fMCLabel;
	396	}
	397	} else {
	398	HLTWarning("data mismatch in block %s (0x%08x): count %d, size %d -> ignoring track MC information",
	399	DataType2Text(pBlock->fDataType).c_str(), pBlock->fSpecification,
	400	dataPtr->fCount, pBlock->fSize);
	401	}
	402	}
	403
	404
	405
6edb0fb5	406	for (int ndx=0; ndx<nBlocks && iResult>=0; ndx++) {
	407
	408	const AliHLTComponentBlockData* iter = blocks+ndx;
d72d9d99	409
6edb0fb5	410	// Read TPC tracks
9af5a71c	411
9af5a71c	412	if( iter->fDataType == ( kAliHLTDataTypeTrack\|kAliHLTDataOriginTPC ) ){
57a4102f	413	fBenchmark.AddInput(iter->fSize);
9af5a71c	414	AliHLTTracksData* dataPtr = ( AliHLTTracksData* ) iter->fPtr;
	415	int nTracks = dataPtr->fCount;
	416	AliHLTExternalTrackParam* currOutTrack = dataPtr->fTracklets;
	417	for( int itr=0; itr<nTracks; itr++ ){
0cd1ba6e	418	AliHLTGlobalBarrelTrack t(*currOutTrack);
d72d9d99	419	Int_t mcLabel = -1;
	420	if( mcLabels.find(currOutTrack->fTrackID)!=mcLabels.end() )
	421	mcLabel = mcLabels[currOutTrack->fTrackID];
	422
9af5a71c	423	tracksTPC.push_back( t );
d72d9d99	424	tracksTPCLab.push_back(mcLabel);
9af5a71c	425	tracksTPCId.push_back( currOutTrack->fTrackID );
	426	unsigned int dSize = sizeof( AliHLTExternalTrackParam ) + currOutTrack->fNPoints * sizeof( unsigned int );
	427	currOutTrack = ( AliHLTExternalTrackParam* )( (( Byte_t * )currOutTrack) + dSize );
6edb0fb5	428	}
	429	}
	430
9af5a71c	431
6edb0fb5	432	// Read ITS clusters
	433
	434	if ( (iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSSD) ) \|\|
21de9ddd	435	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSPD) ) \|\|
d50fe408	436	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITSSDD) ) \|\|
d50fe408	437	(iter->fDataType == (kAliHLTDataTypeClusters\|kAliHLTDataOriginITS) )
6edb0fb5	438	){
57a4102f	439
57a4102f	440	fBenchmark.AddInput(iter->fSize);
6edb0fb5	441
	442	AliHLTITSClusterData inPtr=reinterpret_cast<AliHLTITSClusterData>( iter->fPtr );
	443	int nClusters = inPtr->fSpacePointCnt;
	444	for( int icl=0; icl<nClusters; icl++ ){
	445	AliHLTITSSpacePointData &d = inPtr->fSpacePoints[icl];
87cc43e1	446
	447	Int_t lab[4] = { d.fTracks[0], d.fTracks[1], d.fTracks[2], d.fIndex };
	448	Int_t info[3] = { d.fNy, d.fNz, d.fLayer };
	449	Float_t hit[6] = { d.fY, d.fZ, d.fSigmaY2, d.fSigmaZ2, d.fQ, d.fSigmaYZ };
	450	if( d.fLayer==4 ) hit[5] = -hit[5];
ef6e2aa2	451	fTracker->LoadCluster( AliITSRecPoint( lab, hit, info ) );
d72d9d99	452	//cout<<"SG "<<d.fLayer<<" "<<d.fTracks[0]<<endl;
6edb0fb5	453	}
	454	}
	455
	456	}// end read input blocks
	457
6edb0fb5	458	// Reconstruct the event
6edb0fb5	459
57a4102f	460	fBenchmark.Start(1);
d72d9d99	461	fTracker->Reconstruct( &(tracksTPC[0]), &(tracksTPCLab[0]), tracksTPC.size() );
57a4102f	462	fBenchmark.Stop(1);
57a4102f	463
6edb0fb5	464
6edb0fb5	465	// Fill output tracks
9eee44f6	466	int nITSUpdated = 0;
6edb0fb5	467	{
b7ed2eb4	468
b7ed2eb4	469	for( int iOut=0; iOut<=1; iOut++ ){
9af5a71c	470
b7ed2eb4	471	unsigned int blockSize = 0;
9af5a71c	472
b7ed2eb4	473	AliHLTTracksData* outPtr = ( AliHLTTracksData* )( outputPtr + size );
b7ed2eb4	474	AliHLTExternalTrackParam* currOutTrack = outPtr->fTracklets;
9af5a71c	475
b7ed2eb4	476	blockSize = ( ( AliHLTUInt8_t * )currOutTrack ) - ( ( AliHLTUInt8_t * )outPtr );
9af5a71c	477
b3a48f51	478	if ( size + blockSize > maxBufferSize ) {
	479	HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), tracks are not stored", maxBufferSize, size + blockSize );
	480	iResult = -ENOSPC;
	481	break;
	482	}
	483
b7ed2eb4	484	outPtr->fCount = 0;
365eee5d	485	AliHLTITSTrack *tracks=0;
	486	int nTracks = 0;
	487	if( iOut==0 ){
	488	tracks = fTracker->Tracks();
	489	nTracks = fTracker->NTracks();
	490	} else{
	491	tracks = fTracker->ITSOutTracks();
	492	nTracks = fTracker->NITSOutTracks();
	493	}
b7ed2eb4	494
	495	for ( int itr = 0; itr < nTracks; itr++ ) {
	496	AliHLTITSTrack &t = tracks[itr];
	497	int id = tracksTPCId[t.TPCtrackId()];
	498	int nClusters = t.GetNumberOfClusters();
	499	if( iOut==0 && nClusters>0 ) nITSUpdated++;
	500
	501	unsigned int dSize = sizeof( AliHLTExternalTrackParam ) + nClusters * sizeof( unsigned int );
	502
	503	if ( size + blockSize + dSize > maxBufferSize ) {
	504	HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), %d tracks are not stored", maxBufferSize, size + blockSize + dSize, nTracks - itr + 1 );
	505	iResult = -ENOSPC;
	506	break;
	507	}
	508
	509	currOutTrack->fAlpha = t.GetAlpha();
	510	currOutTrack->fX = t.GetX();
	511	currOutTrack->fY = t.GetY();
	512	currOutTrack->fZ = t.GetZ();
	513	currOutTrack->fLastX = 0;
	514	currOutTrack->fLastY = 0;
	515	currOutTrack->fLastZ = 0;
	516	currOutTrack->fq1Pt = t.GetSigned1Pt();
	517	currOutTrack->fSinPsi = t.GetSnp();
	518	currOutTrack->fTgl = t.GetTgl();
	519	for( int i=0; i<15; i++ ) currOutTrack->fC[i] = t.GetCovariance()[i];
	520	currOutTrack->fTrackID = id;
	521	currOutTrack->fFlags = 0;
	522	currOutTrack->fNPoints = nClusters;
	523	for ( int i = 0; i < nClusters; i++ ) currOutTrack->fPointIDs[i] = t.GetClusterIndex( i );
	524	currOutTrack = ( AliHLTExternalTrackParam* )( (( Byte_t * )currOutTrack) + dSize );
	525	blockSize += dSize;
	526	outPtr->fCount++;
6edb0fb5	527	}
9af5a71c	528
6edb0fb5	529
b7ed2eb4	530	AliHLTComponentBlockData resultData;
b7ed2eb4	531	FillBlockData( resultData );
d72d9d99	532	resultData.fOffset = size;
b7ed2eb4	533	resultData.fSize = blockSize;
	534	if( iOut==0 ){
	535	resultData.fDataType = kAliHLTDataTypeTrack\|kAliHLTDataOriginITS;
	536	} else {
	537	resultData.fDataType = kAliHLTDataTypeTrack\|kAliHLTDataOriginITSOut;
	538	}
57a4102f	539	fBenchmark.AddOutput(resultData.fSize);
b7ed2eb4	540	outputBlocks.push_back( resultData );
b7ed2eb4	541	size += resultData.fSize;
d72d9d99	542	}
	543	}
	544
	545	{// fill MC labels
	546
	547	unsigned int blockSize = 0;
	548
	549	AliHLTTrackMCData* outPtr = ( AliHLTTrackMCData* )( outputPtr +size );
	550	AliHLTTrackMCLabel* currOutLabel = outPtr->fLabels;
	551
	552	blockSize = ( ( AliHLTUInt8_t * )currOutLabel ) - ( ( AliHLTUInt8_t * )outPtr );
	553
	554	outPtr->fCount = 0;
	555
	556	AliHLTITSTrack *tracks= fTracker->Tracks();
	557	int nTracks = fTracker->NTracks();
	558
	559	for ( int itr = 0; itr < nTracks; itr++ ) {
	560	AliHLTITSTrack &t = tracks[itr];
	561	//cout<<"SG out:"<<tracksTPCId[t.TPCtrackId()]<<" "<<t.GetLabel()<<endl;
	562	if( t.GetLabel()<0 ) continue;
	563	int id = tracksTPCId[t.TPCtrackId()];
	564
	565	if ( blockSize + sizeof(AliHLTTrackMCLabel) > maxBufferSize ) {
	566	HLTWarning( "Output buffer size exceed (buffer size %d, current size %d), %d mc labels are not stored", maxBufferSize, blockSize, nTracks - itr + 1 );
	567	iResult = -ENOSPC;
	568	break;
	569	}
	570	currOutLabel->fTrackID = id;
	571	currOutLabel->fMCLabel = t.GetLabel();
	572	blockSize += sizeof(AliHLTTrackMCLabel);
	573	currOutLabel++;
	574	outPtr->fCount++;
	575	}
1b47faea	576	if( iResult>=0 && outPtr->fCount>0 ){
	577	AliHLTComponentBlockData resultData;
	578	FillBlockData( resultData );
	579	resultData.fOffset = size;
	580	resultData.fSize = blockSize;
	581	resultData.fDataType = kAliHLTDataTypeTrackMC\|kAliHLTDataOriginITS;
	582	outputBlocks.push_back( resultData );
	583	size+= resultData.fSize;
	584	}
6edb0fb5	585	}
b7ed2eb4	586
d72d9d99	587	fBenchmark.Stop(0);
9eee44f6	588
9eee44f6	589	// Set log level to "Warning" for on-line system monitoring
57a4102f	590	HLTInfo( "ITS Tracker: output %d tracks; input %d clusters, %d tracks",
57a4102f	591	nITSUpdated, nClustersTotal, tracksTPC.size() );
9eee44f6	592
57a4102f	593	HLTInfo(fBenchmark.GetStatistics());
6edb0fb5	594	return iResult;
6edb0fb5	595	}