[u/mrichter/AliRoot.git] / HLT / TPCLib / AliHLTTPCClusterFinderComponent.cxx

// $Id$

/**************************************************************************
 * 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>        *
 *                  Timm Steinbeck <timm@kip.uni-heidelberg.de>           *
 *                  Jochen Thaeder <thaeder@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   AliHLTTPCClusterFinderComponent.cxx
    @author Timm Steinbeck, Matthias Richter, Jochen Thaeder, Kenneth Aamodt
    @date   
    @brief  The TPC cluster finder processing component
*/

#if __GNUC__>= 3
using namespace std;
#endif
#include "AliHLTTPCLogging.h"
#include "AliHLTTPCClusterFinderComponent.h"
#include "AliHLTTPCDigitReaderPacked.h"
#include "AliHLTTPCDigitReaderUnpacked.h"
#include "AliHLTTPCDigitReaderRaw.h"
#include "AliHLTTPCClusterFinder.h"
#include "AliHLTTPCSpacePointData.h"
#include "AliHLTTPCRawDataFormat.h"
#include "AliHLTTPCClusterDataFormat.h"
#include "AliHLTTPCTransform.h"
#include <stdlib.h>
#include <errno.h>
#include "TString.h"

// this is a global object used for automatic component registration, do not use this
// use fPackedSwitch = true for packed inputtype "gkDDLPackedRawDataType"
// use fPackedSwitch = false for unpacked inputtype "gkUnpackedRawDataType"
AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentPacked(true);
AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentUnpacked(false);

ClassImp(AliHLTTPCClusterFinderComponent)

AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent(bool packed)
  :
  fClusterFinder(NULL),
  fReader(NULL),
  fClusterDeconv(true),
  fXYClusterError(-1),
  fZClusterError(-1),
  fPackedSwitch(packed)
{
  // see header file for class documentation
  // or
  // refer to README to build package
  // or
  // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
}

AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent(const AliHLTTPCClusterFinderComponent&)
  :
  fClusterFinder(NULL),
  fReader(NULL),
  fClusterDeconv(true),
  fXYClusterError(-1),
  fZClusterError(-1),
  fPackedSwitch(0)
{
  // see header file for class documentation
  HLTFatal("copy constructor untested");
}

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

AliHLTTPCClusterFinderComponent::~AliHLTTPCClusterFinderComponent()
{
  // see header file for class documentation
}

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

const char* AliHLTTPCClusterFinderComponent::GetComponentID()
{
  // see header file for class documentation
  if (fPackedSwitch) return "TPCClusterFinderPacked";
  else return "TPCClusterFinderUnpacked";
}

void AliHLTTPCClusterFinderComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list)
{
  // see header file for class documentation
  list.clear(); 
  if (fPackedSwitch) list.push_back( AliHLTTPCDefinitions::fgkDDLPackedRawDataType );
  else list.push_back( AliHLTTPCDefinitions::fgkUnpackedRawDataType );
   
}

AliHLTComponentDataType AliHLTTPCClusterFinderComponent::GetOutputDataType()
{
  // see header file for class documentation
  return AliHLTTPCDefinitions::fgkClustersDataType;
}

void AliHLTTPCClusterFinderComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
{
  // see header file for class documentation
  // XXX TODO: Find more realistic values.  
  constBase = 0;
  if (fPackedSwitch)  inputMultiplier = (6 * 0.4);
  else  inputMultiplier = 0.4;
}

AliHLTComponent* AliHLTTPCClusterFinderComponent::Spawn()
{
  // see header file for class documentation
  return new AliHLTTPCClusterFinderComponent(fPackedSwitch);
}
	
int AliHLTTPCClusterFinderComponent::DoInit( int argc, const char** argv )
{
  // see header file for class documentation
  if ( fClusterFinder )
    return EINPROGRESS;

  fClusterFinder = new AliHLTTPCClusterFinder();

  Int_t rawreadermode =  -1;
  Int_t sigthresh = -1;
  Float_t occulimit = 1.0;
  Int_t oldRCUFormat=0;
  // Data Format version numbers:
  // 0: RCU Data format as delivered during TPC commissioning, pads/padrows are sorted, RCU trailer is one 32 bit word.
  // 1: As 0, but pads/padrows are delivered "as is", without sorting
  // 2: As 0, but RCU trailer is 3 32 bit words.
  // 3: As 1, but RCU trailer is 3 32 bit words.
  // -1: use offline raw reader

  Int_t i = 0;
  Char_t* cpErr;

  while ( i < argc ) {      

    // -- raw reader mode option
    if ( !strcmp( argv[i], "rawreadermode" ) ) {
      if ( argc <= i+1 ) {
	Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Raw Reader Mode not specified" );
	return ENOTSUP;
      }

      // Decodes the rawreader mode: either number or string and returns the rawreadermode
      // -1 on failure, -2 for offline
      rawreadermode = AliHLTTPCDigitReaderRaw::DecodeMode( argv[i+1] );

      if (rawreadermode == -1 ) {
	Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Cannot convert rawreadermode specifier '%s'.", argv[i+1] );
	return EINVAL;
      }

      i += 2;
      continue;
    }

    // -- pp run option
    if ( !strcmp( argv[i], "pp-run" ) ) {
      fClusterDeconv = false;
      i++;
      continue;
    }

    // -- zero suppression threshold
    if ( !strcmp( argv[i], "adc-threshold" ) ) {
      sigthresh = strtoul( argv[i+1], &cpErr ,0);
      if ( *cpErr ) {
	HLTError("Cannot convert threshold specifier '%s'.", argv[i+1]);
	return EINVAL;
      }
      i+=2;
      continue;
    }

    // -- pad occupancy limit
    if ( !strcmp( argv[i], "occupancy-limit" ) ) {
      occulimit = strtof( argv[i+1], &cpErr);
      if ( *cpErr ) {
	HLTError("Cannot convert occupancy specifier '%s'.", argv[i+1]);
	return EINVAL;
      }
      i+=2;
      continue;
    }

    // -- number of timebins (default 1024)
    if ( !strcmp( argv[i], "timebins" ) ) {
      TString parameter(argv[i+1]);
      parameter.Remove(TString::kLeading, ' '); // remove all blanks
      if (parameter.IsDigit()) {
	AliHLTTPCTransform::SetNTimeBins(parameter.Atoi());
	HLTInfo("number of timebins set to %d", AliHLTTPCTransform::GetNTimeBins());
      } else {
	HLTError("Cannot timebin specifier '%s'.", argv[i+1]);
	return EINVAL;
      }
      i+=2;
      continue;
    }

    // -- checking for rcu format
    if ( !strcmp( argv[i], "oldrcuformat" ) ) {
      oldRCUFormat = strtoul( argv[i+1], &cpErr ,0);
      if ( *cpErr ){
	HLTError("Cannot convert oldrcuformat specifier '%s'. Should  be 0(off) or 1(on), must be integer", argv[i+1]);
	return EINVAL;
      }
      i+=2;
      continue;
    }
      
    Logging(kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Unknown Option", "Unknown option '%s'", argv[i] );
    return EINVAL;

  }

  // Choose reader

  if (fPackedSwitch) { 
    if (rawreadermode == -2) {
#if defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
      fReader = new AliHLTTPCDigitReaderPacked();
      if(oldRCUFormat==1){
	fReader->SetOldRCUFormat(kTRUE);
      }
      else if(oldRCUFormat!=0){
	HLTWarning("Wrong oldrcuformat specifier %d; oldrcuformat set to default(kFALSE)",oldRCUFormat);
      }
      fClusterFinder->SetReader(fReader);
#else // ! defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
      HLTFatal("DigitReaderPacked not available - check your build");
      return -ENODEV;
#endif //  defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
    } else {
#if defined(HAVE_TPC_MAPPING)
      fReader = new AliHLTTPCDigitReaderRaw(rawreadermode);
      fClusterFinder->SetReader(fReader);
#else //! defined(HAVE_TPC_MAPPING)
      HLTFatal("DigitReaderRaw not available - check your build");
      return -ENODEV;
#endif //defined(HAVE_TPC_MAPPING)
    }
  }
  else {
    fReader = new AliHLTTPCDigitReaderUnpacked();
    fClusterFinder->SetReader(fReader);
  }

  // if pp-run use occupancy limit else set to 1. ==> use all 
  if ( !fClusterDeconv )
    fClusterFinder->SetOccupancyLimit(occulimit);
  else 
    fClusterFinder->SetOccupancyLimit(1.0);
      
  // Variables to setup the Clusterfinder
  // TODO: this sounds strange and has to be verified; is the cluster finder not working when
  // fClusterDeconv = false ?
  fClusterDeconv = true;
  fXYClusterError = -1;
  fZClusterError = -1;

 
  fClusterFinder->SetDeconv( fClusterDeconv );
  fClusterFinder->SetXYError( fXYClusterError );
  fClusterFinder->SetZError( fZClusterError );
  if ( (fXYClusterError>0) && (fZClusterError>0) )
    fClusterFinder->SetCalcErr( false );
  fClusterFinder->SetSignalThreshold(sigthresh);
    
  return 0;
}

int AliHLTTPCClusterFinderComponent::DoDeinit()
{
  // see header file for class documentation

  if ( fClusterFinder )
    delete fClusterFinder;
  fClusterFinder = NULL;
 
  if ( fReader )
    delete fReader;
  fReader = NULL;
    
  return 0;
}

int AliHLTTPCClusterFinderComponent::DoEvent( const AliHLTComponentEventData& evtData, 
					      const AliHLTComponentBlockData* blocks, 
					      AliHLTComponentTriggerData& trigData, AliHLTUInt8_t* outputPtr, 
					      AliHLTUInt32_t& size, 
					      vector<AliHLTComponentBlockData>& outputBlocks )
{
  // see header file for class documentation

  //  == init iter (pointer to datablock)
  const AliHLTComponentBlockData* iter = NULL;
  unsigned long ndx;

  //  == OUTdatatype pointer
  AliHLTTPCClusterData* outPtr;

  AliHLTUInt8_t* outBPtr;
  UInt_t offset, mysize, nSize, tSize = 0;

  outBPtr = outputPtr;
  outPtr = (AliHLTTPCClusterData*)outBPtr;

  Int_t slice, patch, row[2];
  unsigned long maxPoints, realPoints = 0;

  for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ )
    {
      iter = blocks+ndx;
      mysize = 0;
      offset = tSize;


      if (fPackedSwitch) {	
	char tmp1[14], tmp2[14];
	DataType2Text( iter->fDataType, tmp1 );
	DataType2Text( AliHLTTPCDefinitions::fgkDDLPackedRawDataType, tmp2 );
	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Event received", 
		 "Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
		 evtData.fEventID, evtData.fEventID, tmp1, tmp2 );

	if ( iter->fDataType != AliHLTTPCDefinitions::fgkDDLPackedRawDataType ) continue;

      }
      else {
	char tmp1[14], tmp2[14];
	DataType2Text( iter->fDataType, tmp1 );
	DataType2Text( AliHLTTPCDefinitions::fgkUnpackedRawDataType, tmp2 );
	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Event received", 
		 "Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
		 evtData.fEventID, evtData.fEventID, tmp1, tmp2 );

	if ( iter->fDataType != AliHLTTPCDefinitions::fgkUnpackedRawDataType ) continue;

      }
    	
      slice = AliHLTTPCDefinitions::GetMinSliceNr( *iter );
      patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter );
      row[0] = AliHLTTPCTransform::GetFirstRow( patch );
      row[1] = AliHLTTPCTransform::GetLastRow( patch );
	
      Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints", 
	       "Input: Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.",
	       realPoints, slice, patch, row[0], row[1] );
	
      outPtr = (AliHLTTPCClusterData*)outBPtr;

      maxPoints = (size-tSize-sizeof(AliHLTTPCClusterData))/sizeof(AliHLTTPCSpacePointData);

      fClusterFinder->InitSlice( slice, patch, row[0], row[1], maxPoints );
      fClusterFinder->SetOutputArray( outPtr->fSpacePoints );
      fClusterFinder->Read(iter->fPtr, iter->fSize );
      fClusterFinder->ProcessDigits();
      realPoints = fClusterFinder->GetNumberOfClusters();
	
      Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Spacepoints", 
	       "Number of spacepoints found: %lu.", realPoints );
	
      outPtr->fSpacePointCnt = realPoints;
      nSize = sizeof(AliHLTTPCSpacePointData)*realPoints;
      mysize += nSize+sizeof(AliHLTTPCClusterData);
	
      Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints", 
	       "Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.",
	       realPoints, slice, patch, row[0], row[1] );
      AliHLTComponentBlockData bd;
      FillBlockData( bd );
      bd.fOffset = offset;
      bd.fSize = mysize;
      bd.fSpecification = iter->fSpecification;
      //AliHLTSubEventDescriptor::FillBlockAttributes( bd.fAttributes );
      outputBlocks.push_back( bd );
	
      tSize += mysize;
      outBPtr += mysize;
      outPtr = (AliHLTTPCClusterData*)outBPtr;
	
      if ( tSize > size )
	{
	  Logging( kHLTLogFatal, "HLT::TPCClusterFinder::DoEvent", "Too much data", 
		   "Data written over allowed buffer. Amount written: %lu, allowed amount: %lu.",
		   tSize, size );
	  return EMSGSIZE;
	}
    }
    
  size = tSize;

  return 0;
}
Commit	Line	Data
71d7c760	1	// $Id$
	2
	3	/**************************************************************************
9be2600f	4	* This file is property of and copyright by the ALICE HLT Project *
9be2600f	5	* ALICE Experiment at CERN, All rights reserved. *
71d7c760	6	* *
9be2600f	7	* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
	8	* Timm Steinbeck <timm@kip.uni-heidelberg.de> *
	9	* Jochen Thaeder <thaeder@kip.uni-heidelberg.de> *
	10	* for The ALICE HLT Project. *
71d7c760	11	* *
	12	* Permission to use, copy, modify and distribute this software and its *
	13	* documentation strictly for non-commercial purposes is hereby granted *
	14	* without fee, provided that the above copyright notice appears in all *
	15	* copies and that both the copyright notice and this permission notice *
	16	* appear in the supporting documentation. The authors make no claims *
	17	* about the suitability of this software for any purpose. It is *
	18	* provided "as is" without express or implied warranty. *
	19	**************************************************************************/
	20
96bda103	21	/** @file AliHLTTPCClusterFinderComponent.cxx
27f5f8ed	22	@author Timm Steinbeck, Matthias Richter, Jochen Thaeder, Kenneth Aamodt
de554e07	23	@date
	24	@brief The TPC cluster finder processing component
	25	*/
a38a7850	26
db16520a	27	#if __GNUC__>= 3
71d7c760	28	using namespace std;
71d7c760	29	#endif
db16520a	30	#include "AliHLTTPCLogging.h"
71d7c760	31	#include "AliHLTTPCClusterFinderComponent.h"
a38a7850	32	#include "AliHLTTPCDigitReaderPacked.h"
a38a7850	33	#include "AliHLTTPCDigitReaderUnpacked.h"
db16520a	34	#include "AliHLTTPCDigitReaderRaw.h"
a38a7850	35	#include "AliHLTTPCClusterFinder.h"
a6c02c85	36	#include "AliHLTTPCSpacePointData.h"
71d7c760	37	#include "AliHLTTPCRawDataFormat.h"
71d7c760	38	#include "AliHLTTPCClusterDataFormat.h"
a6c02c85	39	#include "AliHLTTPCTransform.h"
71d7c760	40	#include <stdlib.h>
71d7c760	41	#include <errno.h>
ecefc48a	42	#include "TString.h"
71d7c760	43
71d7c760	44	// this is a global object used for automatic component registration, do not use this
2a083ac4	45	// use fPackedSwitch = true for packed inputtype "gkDDLPackedRawDataType"
2a083ac4	46	// use fPackedSwitch = false for unpacked inputtype "gkUnpackedRawDataType"
a38a7850	47	AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentPacked(true);
a38a7850	48	AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentUnpacked(false);
71d7c760	49
	50	ClassImp(AliHLTTPCClusterFinderComponent)
	51
a38a7850	52	AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent(bool packed)
74c73e5a	53	:
74c73e5a	54	fClusterFinder(NULL),
	55	fReader(NULL),
	56	fClusterDeconv(true),
	57	fXYClusterError(-1),
2a083ac4	58	fZClusterError(-1),
2a083ac4	59	fPackedSwitch(packed)
74c73e5a	60	{
2a083ac4	61	// see header file for class documentation
	62	// or
	63	// refer to README to build package
	64	// or
	65	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
74c73e5a	66	}
	67
	68	AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent(const AliHLTTPCClusterFinderComponent&)
	69	:
74c73e5a	70	fClusterFinder(NULL),
	71	fReader(NULL),
	72	fClusterDeconv(true),
	73	fXYClusterError(-1),
2a083ac4	74	fZClusterError(-1),
2a083ac4	75	fPackedSwitch(0)
74c73e5a	76	{
2a083ac4	77	// see header file for class documentation
74c73e5a	78	HLTFatal("copy constructor untested");
	79	}
	80
	81	AliHLTTPCClusterFinderComponent& AliHLTTPCClusterFinderComponent::operator=(const AliHLTTPCClusterFinderComponent&)
	82	{
2a083ac4	83	// see header file for class documentation
74c73e5a	84	HLTFatal("assignment operator untested");
	85	return *this;
	86	}
71d7c760	87
71d7c760	88	AliHLTTPCClusterFinderComponent::~AliHLTTPCClusterFinderComponent()
7e99beb3	89	{
2a083ac4	90	// see header file for class documentation
7e99beb3	91	}
71d7c760	92
	93	// Public functions to implement AliHLTComponent's interface.
	94	// These functions are required for the registration process
	95
	96	const char* AliHLTTPCClusterFinderComponent::GetComponentID()
7e99beb3	97	{
2a083ac4	98	// see header file for class documentation
7e99beb3	99	if (fPackedSwitch) return "TPCClusterFinderPacked";
	100	else return "TPCClusterFinderUnpacked";
	101	}
71d7c760	102
8ede8717	103	void AliHLTTPCClusterFinderComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list)
7e99beb3	104	{
2a083ac4	105	// see header file for class documentation
7e99beb3	106	list.clear();
	107	if (fPackedSwitch) list.push_back( AliHLTTPCDefinitions::fgkDDLPackedRawDataType );
	108	else list.push_back( AliHLTTPCDefinitions::fgkUnpackedRawDataType );
a38a7850	109
7e99beb3	110	}
71d7c760	111
8ede8717	112	AliHLTComponentDataType AliHLTTPCClusterFinderComponent::GetOutputDataType()
7e99beb3	113	{
2a083ac4	114	// see header file for class documentation
7e99beb3	115	return AliHLTTPCDefinitions::fgkClustersDataType;
7e99beb3	116	}
71d7c760	117
71d7c760	118	void AliHLTTPCClusterFinderComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
7e99beb3	119	{
2a083ac4	120	// see header file for class documentation
7e99beb3	121	// XXX TODO: Find more realistic values.
	122	constBase = 0;
	123	if (fPackedSwitch) inputMultiplier = (6 * 0.4);
	124	else inputMultiplier = 0.4;
	125	}
71d7c760	126
71d7c760	127	AliHLTComponent* AliHLTTPCClusterFinderComponent::Spawn()
7e99beb3	128	{
2a083ac4	129	// see header file for class documentation
7e99beb3	130	return new AliHLTTPCClusterFinderComponent(fPackedSwitch);
7e99beb3	131	}
71d7c760	132
71d7c760	133	int AliHLTTPCClusterFinderComponent::DoInit( int argc, const char** argv )
7e99beb3	134	{
2a083ac4	135	// see header file for class documentation
7e99beb3	136	if ( fClusterFinder )
	137	return EINPROGRESS;
	138
	139	fClusterFinder = new AliHLTTPCClusterFinder();
	140
	141	Int_t rawreadermode = -1;
	142	Int_t sigthresh = -1;
	143	Float_t occulimit = 1.0;
	144	Int_t oldRCUFormat=0;
	145	// Data Format version numbers:
	146	// 0: RCU Data format as delivered during TPC commissioning, pads/padrows are sorted, RCU trailer is one 32 bit word.
	147	// 1: As 0, but pads/padrows are delivered "as is", without sorting
	148	// 2: As 0, but RCU trailer is 3 32 bit words.
	149	// 3: As 1, but RCU trailer is 3 32 bit words.
	150	// -1: use offline raw reader
	151
	152	Int_t i = 0;
	153	Char_t* cpErr;
	154
	155	while ( i < argc ) {
	156
	157	// -- raw reader mode option
	158	if ( !strcmp( argv[i], "rawreadermode" ) ) {
	159	if ( argc <= i+1 ) {
	160	Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Raw Reader Mode not specified" );
	161	return ENOTSUP;
	162	}
f3f599e0	163
7e99beb3	164	// Decodes the rawreader mode: either number or string and returns the rawreadermode
	165	// -1 on failure, -2 for offline
	166	rawreadermode = AliHLTTPCDigitReaderRaw::DecodeMode( argv[i+1] );
f3f599e0	167
7e99beb3	168	if (rawreadermode == -1 ) {
	169	Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Cannot convert rawreadermode specifier '%s'.", argv[i+1] );
	170	return EINVAL;
db16520a	171	}
db16520a	172
7e99beb3	173	i += 2;
	174	continue;
	175	}
db16520a	176
7e99beb3	177	// -- pp run option
	178	if ( !strcmp( argv[i], "pp-run" ) ) {
	179	fClusterDeconv = false;
	180	i++;
	181	continue;
	182	}
	183
	184	// -- zero suppression threshold
	185	if ( !strcmp( argv[i], "adc-threshold" ) ) {
	186	sigthresh = strtoul( argv[i+1], &cpErr ,0);
	187	if ( *cpErr ) {
	188	HLTError("Cannot convert threshold specifier '%s'.", argv[i+1]);
	189	return EINVAL;
84645eb0	190	}
7e99beb3	191	i+=2;
	192	continue;
	193	}
84645eb0	194
7e99beb3	195	// -- pad occupancy limit
	196	if ( !strcmp( argv[i], "occupancy-limit" ) ) {
	197	occulimit = strtof( argv[i+1], &cpErr);
	198	if ( *cpErr ) {
	199	HLTError("Cannot convert occupancy specifier '%s'.", argv[i+1]);
	200	return EINVAL;
5235c3e9	201	}
7e99beb3	202	i+=2;
	203	continue;
	204	}
5235c3e9	205
7e99beb3	206	// -- number of timebins (default 1024)
	207	if ( !strcmp( argv[i], "timebins" ) ) {
	208	TString parameter(argv[i+1]);
	209	parameter.Remove(TString::kLeading, ' '); // remove all blanks
	210	if (parameter.IsDigit()) {
	211	AliHLTTPCTransform::SetNTimeBins(parameter.Atoi());
	212	HLTInfo("number of timebins set to %d", AliHLTTPCTransform::GetNTimeBins());
	213	} else {
	214	HLTError("Cannot timebin specifier '%s'.", argv[i+1]);
	215	return EINVAL;
ecefc48a	216	}
7e99beb3	217	i+=2;
	218	continue;
	219	}
ecefc48a	220
7e99beb3	221	// -- checking for rcu format
	222	if ( !strcmp( argv[i], "oldrcuformat" ) ) {
	223	oldRCUFormat = strtoul( argv[i+1], &cpErr ,0);
	224	if ( *cpErr ){
	225	HLTError("Cannot convert oldrcuformat specifier '%s'. Should be 0(off) or 1(on), must be integer", argv[i+1]);
	226	return EINVAL;
27f5f8ed	227	}
7e99beb3	228	i+=2;
	229	continue;
	230	}
27f5f8ed	231
7e99beb3	232	Logging(kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Unknown Option", "Unknown option '%s'", argv[i] );
7e99beb3	233	return EINVAL;
27f5f8ed	234
7e99beb3	235	}
db16520a	236
7e99beb3	237	// Choose reader
db16520a	238
7e99beb3	239	if (fPackedSwitch) {
7e99beb3	240	if (rawreadermode == -2) {
74c73e5a	241	#if defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
7e99beb3	242	fReader = new AliHLTTPCDigitReaderPacked();
	243	if(oldRCUFormat==1){
	244	fReader->SetOldRCUFormat(kTRUE);
	245	}
	246	else if(oldRCUFormat!=0){
	247	HLTWarning("Wrong oldrcuformat specifier %d; oldrcuformat set to default(kFALSE)",oldRCUFormat);
	248	}
	249	fClusterFinder->SetReader(fReader);
74c73e5a	250	#else // ! defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
7e99beb3	251	HLTFatal("DigitReaderPacked not available - check your build");
7e99beb3	252	return -ENODEV;
74c73e5a	253	#endif // defined(HAVE_ALIRAWDATA) && defined(HAVE_ALITPCRAWSTREAM_H)
7e99beb3	254	} else {
db16520a	255	#if defined(HAVE_TPC_MAPPING)
7e99beb3	256	fReader = new AliHLTTPCDigitReaderRaw(rawreadermode);
7e99beb3	257	fClusterFinder->SetReader(fReader);
db16520a	258	#else //! defined(HAVE_TPC_MAPPING)
	259	HLTFatal("DigitReaderRaw not available - check your build");
	260	return -ENODEV;
	261	#endif //defined(HAVE_TPC_MAPPING)
a38a7850	262	}
7e99beb3	263	}
	264	else {
	265	fReader = new AliHLTTPCDigitReaderUnpacked();
	266	fClusterFinder->SetReader(fReader);
	267	}
	268
	269	// if pp-run use occupancy limit else set to 1. ==> use all
	270	if ( !fClusterDeconv )
	271	fClusterFinder->SetOccupancyLimit(occulimit);
	272	else
	273	fClusterFinder->SetOccupancyLimit(1.0);
db16520a	274
7e99beb3	275	// Variables to setup the Clusterfinder
	276	// TODO: this sounds strange and has to be verified; is the cluster finder not working when
	277	// fClusterDeconv = false ?
	278	fClusterDeconv = true;
	279	fXYClusterError = -1;
	280	fZClusterError = -1;
a38a7850	281
db16520a	282
7e99beb3	283	fClusterFinder->SetDeconv( fClusterDeconv );
	284	fClusterFinder->SetXYError( fXYClusterError );
	285	fClusterFinder->SetZError( fZClusterError );
	286	if ( (fXYClusterError>0) && (fZClusterError>0) )
	287	fClusterFinder->SetCalcErr( false );
	288	fClusterFinder->SetSignalThreshold(sigthresh);
a38a7850	289
7e99beb3	290	return 0;
7e99beb3	291	}
71d7c760	292
71d7c760	293	int AliHLTTPCClusterFinderComponent::DoDeinit()
7e99beb3	294	{
2a083ac4	295	// see header file for class documentation
a38a7850	296
7e99beb3	297	if ( fClusterFinder )
	298	delete fClusterFinder;
	299	fClusterFinder = NULL;
a38a7850	300
7e99beb3	301	if ( fReader )
	302	delete fReader;
	303	fReader = NULL;
a38a7850	304
7e99beb3	305	return 0;
7e99beb3	306	}
71d7c760	307
8ede8717	308	int AliHLTTPCClusterFinderComponent::DoEvent( const AliHLTComponentEventData& evtData,
	309	const AliHLTComponentBlockData* blocks,
	310	AliHLTComponentTriggerData& trigData, AliHLTUInt8_t* outputPtr,
a38a7850	311	AliHLTUInt32_t& size,
8ede8717	312	vector<AliHLTComponentBlockData>& outputBlocks )
7e99beb3	313	{
2a083ac4	314	// see header file for class documentation
db16520a	315
7e99beb3	316	// == init iter (pointer to datablock)
	317	const AliHLTComponentBlockData* iter = NULL;
	318	unsigned long ndx;
a38a7850	319
7e99beb3	320	// == OUTdatatype pointer
7e99beb3	321	AliHLTTPCClusterData* outPtr;
a38a7850	322
7e99beb3	323	AliHLTUInt8_t* outBPtr;
7e99beb3	324	UInt_t offset, mysize, nSize, tSize = 0;
a38a7850	325
7e99beb3	326	outBPtr = outputPtr;
7e99beb3	327	outPtr = (AliHLTTPCClusterData*)outBPtr;
a38a7850	328
7e99beb3	329	Int_t slice, patch, row[2];
7e99beb3	330	unsigned long maxPoints, realPoints = 0;
a38a7850	331
7e99beb3	332	for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ )
	333	{
	334	iter = blocks+ndx;
	335	mysize = 0;
	336	offset = tSize;
a38a7850	337
a38a7850	338
7e99beb3	339	if (fPackedSwitch) {
	340	char tmp1[14], tmp2[14];
	341	DataType2Text( iter->fDataType, tmp1 );
	342	DataType2Text( AliHLTTPCDefinitions::fgkDDLPackedRawDataType, tmp2 );
	343	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Event received",
	344	"Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
	345	evtData.fEventID, evtData.fEventID, tmp1, tmp2 );
a38a7850	346
7e99beb3	347	if ( iter->fDataType != AliHLTTPCDefinitions::fgkDDLPackedRawDataType ) continue;
a38a7850	348
7e99beb3	349	}
	350	else {
	351	char tmp1[14], tmp2[14];
	352	DataType2Text( iter->fDataType, tmp1 );
	353	DataType2Text( AliHLTTPCDefinitions::fgkUnpackedRawDataType, tmp2 );
	354	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Event received",
	355	"Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
	356	evtData.fEventID, evtData.fEventID, tmp1, tmp2 );
a38a7850	357
7e99beb3	358	if ( iter->fDataType != AliHLTTPCDefinitions::fgkUnpackedRawDataType ) continue;
a38a7850	359
7e99beb3	360	}
a38a7850	361
7e99beb3	362	slice = AliHLTTPCDefinitions::GetMinSliceNr( *iter );
	363	patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter );
	364	row[0] = AliHLTTPCTransform::GetFirstRow( patch );
	365	row[1] = AliHLTTPCTransform::GetLastRow( patch );
71d7c760	366
7e99beb3	367	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints",
	368	"Input: Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.",
	369	realPoints, slice, patch, row[0], row[1] );
71d7c760	370
7e99beb3	371	outPtr = (AliHLTTPCClusterData*)outBPtr;
a38a7850	372
7e99beb3	373	maxPoints = (size-tSize-sizeof(AliHLTTPCClusterData))/sizeof(AliHLTTPCSpacePointData);
db16520a	374
7e99beb3	375	fClusterFinder->InitSlice( slice, patch, row[0], row[1], maxPoints );
	376	fClusterFinder->SetOutputArray( outPtr->fSpacePoints );
	377	fClusterFinder->Read(iter->fPtr, iter->fSize );
	378	fClusterFinder->ProcessDigits();
	379	realPoints = fClusterFinder->GetNumberOfClusters();
71d7c760	380
7e99beb3	381	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Spacepoints",
7e99beb3	382	"Number of spacepoints found: %lu.", realPoints );
71d7c760	383
7e99beb3	384	outPtr->fSpacePointCnt = realPoints;
	385	nSize = sizeof(AliHLTTPCSpacePointData)*realPoints;
	386	mysize += nSize+sizeof(AliHLTTPCClusterData);
71d7c760	387
7e99beb3	388	Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Input Spacepoints",
	389	"Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.",
	390	realPoints, slice, patch, row[0], row[1] );
	391	AliHLTComponentBlockData bd;
	392	FillBlockData( bd );
	393	bd.fOffset = offset;
	394	bd.fSize = mysize;
	395	bd.fSpecification = iter->fSpecification;
	396	//AliHLTSubEventDescriptor::FillBlockAttributes( bd.fAttributes );
	397	outputBlocks.push_back( bd );
71d7c760	398
7e99beb3	399	tSize += mysize;
	400	outBPtr += mysize;
	401	outPtr = (AliHLTTPCClusterData*)outBPtr;
71d7c760	402
7e99beb3	403	if ( tSize > size )
	404	{
	405	Logging( kHLTLogFatal, "HLT::TPCClusterFinder::DoEvent", "Too much data",
	406	"Data written over allowed buffer. Amount written: %lu, allowed amount: %lu.",
	407	tSize, size );
	408	return EMSGSIZE;
71d7c760	409	}
71d7c760	410	}
7e99beb3	411
7e99beb3	412	size = tSize;
71d7c760	413
7e99beb3	414	return 0;
7e99beb3	415	}