[u/mrichter/AliRoot.git] / PHOS / AliPHOSRawDigiProducer.cxx

/**************************************************************************
 * Copyright(c) 2007, ALICE Experiment at CERN, All rights reserved.      *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * 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.                  *
 **************************************************************************/

/* $Id$ */

//This class produces PHOS digits of one event
//using AliPHOSRawFitter. 
//
//   For example:
//   TClonesArray *digits = new TClonesArray("AliPHOSDigit",100);
//   AliRawReader* rawReader = new AliRawReaderDate("2006run2211.raw");
//   AliPHOSRawDecoder dc(rawReader);
//   while (rawReader->NextEvent()) {
//     AliPHOSRawDigiProducer producer;
//     producer.MakeDigits(digits,&dc);
//   }

// Author: Boris Polichtchouk

// --- ROOT system ---
#include "TClonesArray.h"

// --- AliRoot header files ---
#include "AliPHOSRawDigiProducer.h"
#include "AliPHOSRawFitterv0.h"
#include "AliPHOSGeometry.h"
#include "AliPHOSDigit.h"
#include "AliPHOSCalibData.h"
#include "AliPHOSPulseGenerator.h"
#include "AliCaloRawStreamV3.h"
#include "AliLog.h"

ClassImp(AliPHOSRawDigiProducer)

AliPHOSCalibData * AliPHOSRawDigiProducer::fgCalibData  = 0 ; 

//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer::AliPHOSRawDigiProducer():
  TObject(),
  fEmcMinE(0.),
  fCpvMinE(0.),
  fSampleQualityCut(1.),
  fSampleToSec(0.),
  fEmcCrystals(0),
  fGeom(0),
  fPulseGenerator(0),
  fRawReader(0),
  fRawStream(0),
  fADCValuesLG(0),
  fADCValuesHG(0)
{
  // Default constructor

  fGeom=AliPHOSGeometry::GetInstance() ;
  if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP");

  fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ;
  fPulseGenerator = new AliPHOSPulseGenerator();
  GetCalibrationParameters() ; 

}
//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(AliRawReader *rawReader,
					       AliAltroMapping **mapping):
  TObject(),
  fEmcMinE(0.),
  fCpvMinE(0.),
  fSampleQualityCut(1.),
  fSampleToSec(0.),
  fEmcCrystals(0),
  fGeom(0),
  fPulseGenerator(0),
  fRawReader(rawReader),
  fRawStream(0),
  fADCValuesLG(0),
  fADCValuesHG(0)
{
  // Default constructor

  fGeom=AliPHOSGeometry::GetInstance() ;
  if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP");

  fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ;
  fPulseGenerator = new AliPHOSPulseGenerator();
  GetCalibrationParameters() ; 

  fRawStream = new AliCaloRawStreamV3(rawReader,"PHOS",mapping);

}
//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(const AliPHOSRawDigiProducer &dp):
  TObject(),
  fEmcMinE(0.),
  fCpvMinE(0.),
  fSampleQualityCut(1.),
  fSampleToSec(0.),
  fEmcCrystals(0),
  fGeom(0),
  fPulseGenerator(0),
  fRawReader(0),
  fRawStream(0),
  fADCValuesLG(0),
  fADCValuesHG(0)

{                                                          
  // Copy constructor

  fEmcMinE = dp.fEmcMinE ;
  fCpvMinE = dp.fCpvMinE ;
  fSampleQualityCut = dp.fSampleQualityCut;
  fSampleToSec = dp.fSampleToSec ;
  fEmcCrystals = dp.fEmcCrystals ;
  fPulseGenerator = new AliPHOSPulseGenerator();
  fGeom = dp.fGeom ;
}
//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer& AliPHOSRawDigiProducer::operator= (const AliPHOSRawDigiProducer &dp)
{
  // Assign operator

  if(&dp == this) return *this;

  fEmcMinE = dp.fEmcMinE ;
  fCpvMinE = dp.fCpvMinE ;
  fSampleQualityCut = dp.fSampleQualityCut ;
  fSampleToSec = dp.fSampleToSec ;
  fEmcCrystals = dp.fEmcCrystals ;
  fGeom = dp.fGeom ;
  if(fPulseGenerator) delete fPulseGenerator ;
  fPulseGenerator = new AliPHOSPulseGenerator();
  return  *this;
} 
//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer::~AliPHOSRawDigiProducer()
{
  // Destructor
  if(fPulseGenerator) delete fPulseGenerator ;
  fPulseGenerator=0 ;
  delete fRawStream;
  delete [] fADCValuesLG;
  delete [] fADCValuesHG;
}
//--------------------------------------------------------------------------------------
void AliPHOSRawDigiProducer::MakeDigits(TClonesArray *digits, AliPHOSRawFitterv0* fitter) 
{
  //Makes the job.
  //TClonesArray *digits and raw data fitter should be provided by calling function.

  digits->Clear();
 
  Int_t iDigit=0 ;
  Int_t relId[4], absId=-1, caloFlag=-1;
  
  const Double_t baseLine=1. ; //Minimal energy of digit in ADC ch. 

  //Calculate conversion coeff. from Sample time step to seconds
  //If OCDB contains negative or zero value - use one from RCU trailer
  //Negative value in OCDB is used only for simulation of raw digits
  if(fgCalibData->GetSampleTimeStep()>0.)
    fSampleToSec=fgCalibData->GetSampleTimeStep() ;
  else
    fSampleToSec=fRawStream->GetTSample() ;
  
  //Temporary array for LowGain digits
  TClonesArray tmpLG("AliPHOSDigit",10000) ;
  Int_t ilgDigit=0 ;

  //Let fitter subtract pedestals in case of ZS
  fitter->SetCalibData(fgCalibData) ;
  
  while (fRawStream->NextDDL()) {
    while (fRawStream->NextChannel()) {
      relId[0] = 5 - fRawStream->GetModule() ; // counts from 1 to 5
      relId[1] = 0;
      relId[2] = fRawStream->GetCellX()  + 1; // counts from 1 to 64
      relId[3] = fRawStream->GetCellZ()  + 1; // counts from 1 to 56
      caloFlag = fRawStream->GetCaloFlag();   // 0=LG, 1=HG, 2=TRU
      
      if(caloFlag!=0 && caloFlag!=1) continue; //TRU data!
      
      fitter->SetChannelGeo(relId[0],relId[2],relId[3],caloFlag);

      if(fitter->GetAmpOffset()==0 && fitter->GetAmpThreshold()==0) {
	short value = fRawStream->GetAltroCFG1();
	bool ZeroSuppressionEnabled = (value >> 15) & 0x1;
	if(ZeroSuppressionEnabled) {
	  short offset = (value >> 10) & 0xf;
	  short threshold = value & 0x3ff;
	  fitter->SubtractPedestals(kFALSE);
	  fitter->SetAmpOffset(offset);
	  fitter->SetAmpThreshold(threshold);
	}
      }
      
      fGeom->RelToAbsNumbering(relId, absId);
      
      fitter->SetNBunches(0);
      Int_t sigStart =0 ;
      Int_t sigLength=0 ;
      while (fRawStream->NextBunch()) { //Take the first in time bunch
	const UShort_t *sig = fRawStream->GetSignals();
	sigStart  = fRawStream->GetStartTimeBin();
	sigLength = fRawStream->GetBunchLength();
	fitter->Eval(sig,sigStart,sigLength);
	if      (caloFlag == AliCaloRawStreamV3::kLowGain) {
	  delete [] fADCValuesLG;
	  fADCValuesLG = new Int_t[sigLength];
	  for (Int_t i=0; i<sigLength; i++)
	    fADCValuesLG[sigLength-i-1] = sig[i];
	}
	else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	  delete [] fADCValuesHG;
	  fADCValuesHG = new Int_t[sigLength];
	  for (Int_t i=0; i<sigLength; i++)
	    fADCValuesHG[sigLength-i-1] = sig[i];
	}
      } // End of NextBunch()

      
      Double_t energy = fitter->GetEnergy() ; 
      Double_t time   = fitter->GetTime() ;
      if(energy<=baseLine) //in ADC channels
	continue ;

      //remove digits with bad shape. Fitter should calculate quality so that 
      //in default case quality [0,1], while larger values of quality mean somehow 
      //corrupted samples, 999 means obviously corrupted sample.
      //It is difficult to fit samples with overflow (even setting cut on overflow values)
      //because too few points are left to fit. So we do not evaluate samples with overflow

      if(fitter->GetSignalQuality() > fSampleQualityCut && !(fitter->IsOverflow()))
	continue ;
      
      energy = CalibrateE(energy,relId,!caloFlag) ;
//       time   = CalibrateT(time,relId,lowGainFlag) ;

      //convert time from sample bin units to s
      time*=fSampleToSec ;
      
      if(energy <= 0.) 
	continue;
      
      if (caloFlag == AliCaloRawStreamV3::kLowGain) {
	new(tmpLG[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
	if (sigLength>0 && fADCValuesLG!=0)
	  dynamic_cast<AliPHOSDigit*>(tmpLG.At(ilgDigit))->SetALTROSamplesLG(sigLength,fADCValuesLG);
	ilgDigit++ ; 
      }
      else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	if(fitter->IsOverflow()) //Keep this digit to replace it by Low Gain later.
	  //If there is no LogGain it wil be removed by cut on Min E
	  new((*digits)[iDigit]) AliPHOSDigit(-1,absId,-1.f,(Float_t)time);
	else
	  new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
	if (sigLength>0 && fADCValuesHG!=0)
	  dynamic_cast<AliPHOSDigit*>(digits->At(iDigit))->SetALTROSamplesHG(sigLength,fADCValuesHG);
	iDigit++;
      }
    } // End of NextChannel()

    //Now scan created LG and HG digits and keep only those which appeared in both lists 
    //replace energy of HighGain digits only if there is overflow
    //negative energy (overflow)
    digits->Sort() ;
    tmpLG.Sort() ;
    Int_t iLG = 0;
    Int_t nLG1 = tmpLG.GetEntriesFast()-1 ;
    
    for(Int_t iDig=0 ; iDig < digits->GetEntriesFast() ; iDig++) { 
      AliPHOSDigit * digHG = dynamic_cast<AliPHOSDigit*>(digits->At(iDig)) ;
      if (!digHG) continue;
      AliPHOSDigit * digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ;
      while(digLG && iLG<nLG1 && digHG->GetId()> digLG->GetId()){
	iLG++ ;
	digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ;
      }
      absId=digHG->GetId() ;
      fGeom->AbsToRelNumbering(absId,relId) ;
 
      if(digLG && digHG->GetId() == digLG->GetId()){ //we found pair
	if(digHG->GetEnergy()<0.){ //This is overflow in HG
	  digHG->SetTime(digLG->GetTime()) ;
	  digHG->SetEnergy(digLG->GetEnergy()) ;
	}
      }
      else{ //no pair - remove
	if(digHG->GetEnergy()<0.) //no pair, in saturation
	  digits->RemoveAt(iDig) ;                                                          
      }
    }
  } // End of NextDDL()

  CleanDigits(digits) ;
  
}
//____________________________________________________________________________
Double_t AliPHOSRawDigiProducer::CalibrateE(Double_t amp, Int_t* relId, Bool_t isLowGain)
{
  // Convert EMC LG amplitude to HG (multipli by ~16)
  // Calibration parameters are taken from calibration data base 
  if(fgCalibData){ 
    Int_t   module = relId[0];  
    Int_t   column = relId[3];
    Int_t   row    = relId[2];
    if(relId[1]==0) { // this is EMC 
      if(isLowGain){
        amp*= fgCalibData->GetHighLowRatioEmc(module,column,row);
      }
      return amp ;         
    }         
  }          
  return 0;        
}
//____________________________________________________________________________
Double_t AliPHOSRawDigiProducer::CalibrateT(Double_t time, Int_t * relId, Bool_t /* isLowGain */)
{
  //Calibrate time
  time*=fPulseGenerator->GetRawFormatTimeTrigger() ;
  if(fgCalibData){
    Int_t   module = relId[0];
    Int_t   column = relId[3];
    Int_t   row    = relId[2];
    if(relId[1]==0) { // this is EMC
      time += fgCalibData->GetTimeShiftEmc(module,column,row);                   
      return time ;             
    }
  }
 
  return -999.;
}
//____________________________________________________________________________
void AliPHOSRawDigiProducer::CleanDigits(TClonesArray * digits)
{
  // remove digits with amplitudes below threshold.
  // remove digits in bad channels
  // sort digits with icreasing AbsId
  
  //remove digits in bad map and below threshold
  Bool_t isBadMap = 0 ;
  if(fgCalibData->GetNumOfEmcBadChannels()){
    isBadMap=1 ;
  }
  
  for(Int_t i=0; i<digits->GetEntriesFast(); i++){
    AliPHOSDigit * digit = static_cast<AliPHOSDigit*>(digits->At(i)) ;
    if(!digit)
      continue  ;
    if ( (IsInEMC(digit) && digit->GetEnergy() < fEmcMinE) ||
	 (IsInCPV(digit) && digit->GetEnergy() < fCpvMinE) ){
      digits->RemoveAt(i) ;
      continue ;
    }
    if(isBadMap){ //check bad map now
      Int_t relid[4] ;
      fGeom->AbsToRelNumbering(digit->GetId(), relid) ; 
      if(fgCalibData->IsBadChannelEmc(relid[0],relid[3],relid[2])){
	digits->RemoveAt(i) ;
      }
    }
  }

  //Compress, sort and set indexes
  digits->Compress() ;
//  digits->Sort(); already sorted earlier
  for (Int_t i = 0 ; i < digits->GetEntriesFast() ; i++) { 
    AliPHOSDigit *digit = static_cast<AliPHOSDigit*>( digits->At(i) ) ; 
    digit->SetIndexInList(i) ;     
  }
}
//____________________________________________________________________________
Bool_t AliPHOSRawDigiProducer::IsInEMC(AliPHOSDigit * digit) const
{
  // Tells if (true) or not (false) the digit is in a PHOS-EMC module
  return digit->GetId() <= fEmcCrystals ;

}

//____________________________________________________________________________
Bool_t AliPHOSRawDigiProducer::IsInCPV(AliPHOSDigit * digit) const
{
  // Tells if (true) or not (false) the digit is in a PHOS-CPV module
  return digit->GetId() > fEmcCrystals ;
}
//____________________________________________________________________________
void AliPHOSRawDigiProducer::GetCalibrationParameters() 
{
  // Set calibration parameters:
  // if calibration database exists, they are read from database,
  // otherwise, reconstruction stops in the constructor of AliPHOSCalibData
  //
  // It is a user responsilibity to open CDB before reconstruction, for example: 
  // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB");

  if (!fgCalibData){
    fgCalibData = new AliPHOSCalibData(-1); //use AliCDBManager's run number
  }
  if (fgCalibData->GetCalibDataEmc() == 0)
    AliFatal("Calibration parameters for PHOS EMC not found. Stop reconstruction.\n");
  if (fgCalibData->GetCalibDataCpv() == 0)
    AliFatal("Calibration parameters for PHOS CPV not found. Stop reconstruction.\n");
}
Commit	Line	Data
7bc140a5	1	/**************************************************************************
	2	* Copyright(c) 2007, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15
	16	/* $Id$ */
	17
	18	//This class produces PHOS digits of one event
379c5c09	19	//using AliPHOSRawFitter.
7bc140a5	20	//
	21	// For example:
	22	// TClonesArray *digits = new TClonesArray("AliPHOSDigit",100);
	23	// AliRawReader* rawReader = new AliRawReaderDate("2006run2211.raw");
	24	// AliPHOSRawDecoder dc(rawReader);
	25	// while (rawReader->NextEvent()) {
	26	// AliPHOSRawDigiProducer producer;
	27	// producer.MakeDigits(digits,&dc);
	28	// }
	29
	30	// Author: Boris Polichtchouk
	31
	32	// --- ROOT system ---
88fb5e50	33	#include "TClonesArray.h"
88fb5e50	34
7bc140a5	35	// --- AliRoot header files ---
88fb5e50	36	#include "AliPHOSRawDigiProducer.h"
379c5c09	37	#include "AliPHOSRawFitterv0.h"
88fb5e50	38	#include "AliPHOSGeometry.h"
88fb5e50	39	#include "AliPHOSDigit.h"
c0394bfb	40	#include "AliPHOSCalibData.h"
39569d36	41	#include "AliPHOSPulseGenerator.h"
379c5c09	42	#include "AliCaloRawStreamV3.h"
c0394bfb	43	#include "AliLog.h"
88fb5e50	44
	45	ClassImp(AliPHOSRawDigiProducer)
	46
c0394bfb	47	AliPHOSCalibData * AliPHOSRawDigiProducer::fgCalibData = 0 ;
	48
	49	//--------------------------------------------------------------------------------------
7e88424f	50	AliPHOSRawDigiProducer::AliPHOSRawDigiProducer():
	51	TObject(),
	52	fEmcMinE(0.),
	53	fCpvMinE(0.),
	54	fSampleQualityCut(1.),
6f47f50d	55	fSampleToSec(0.),
7e88424f	56	fEmcCrystals(0),
7e88424f	57	fGeom(0),
379c5c09	58	fPulseGenerator(0),
379c5c09	59	fRawReader(0),
54ac223e	60	fRawStream(0),
	61	fADCValuesLG(0),
	62	fADCValuesHG(0)
7e88424f	63	{
7e88424f	64	// Default constructor
70d93620	65
c0394bfb	66	fGeom=AliPHOSGeometry::GetInstance() ;
	67	if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP");
	68
	69	fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ;
39569d36	70	fPulseGenerator = new AliPHOSPulseGenerator();
c0394bfb	71	GetCalibrationParameters() ;
8be3a30a	72
c0394bfb	73	}
379c5c09	74	//--------------------------------------------------------------------------------------
	75	AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(AliRawReader *rawReader,
	76	AliAltroMapping **mapping):
	77	TObject(),
	78	fEmcMinE(0.),
	79	fCpvMinE(0.),
	80	fSampleQualityCut(1.),
6f47f50d	81	fSampleToSec(0.),
379c5c09	82	fEmcCrystals(0),
	83	fGeom(0),
	84	fPulseGenerator(0),
	85	fRawReader(rawReader),
54ac223e	86	fRawStream(0),
	87	fADCValuesLG(0),
	88	fADCValuesHG(0)
379c5c09	89	{
	90	// Default constructor
	91
	92	fGeom=AliPHOSGeometry::GetInstance() ;
	93	if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP");
	94
	95	fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ;
	96	fPulseGenerator = new AliPHOSPulseGenerator();
	97	GetCalibrationParameters() ;
	98
	99	fRawStream = new AliCaloRawStreamV3(rawReader,"PHOS",mapping);
	100
	101	}
	102	//--------------------------------------------------------------------------------------
7e88424f	103	AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(const AliPHOSRawDigiProducer &dp):
	104	TObject(),
	105	fEmcMinE(0.),
	106	fCpvMinE(0.),
	107	fSampleQualityCut(1.),
6f47f50d	108	fSampleToSec(0.),
7e88424f	109	fEmcCrystals(0),
7e88424f	110	fGeom(0),
379c5c09	111	fPulseGenerator(0),
379c5c09	112	fRawReader(0),
54ac223e	113	fRawStream(0),
	114	fADCValuesLG(0),
	115	fADCValuesHG(0)
	116
7e88424f	117	{
7e88424f	118	// Copy constructor
c0394bfb	119
	120	fEmcMinE = dp.fEmcMinE ;
	121	fCpvMinE = dp.fCpvMinE ;
f78c9781	122	fSampleQualityCut = dp.fSampleQualityCut;
6f47f50d	123	fSampleToSec = dp.fSampleToSec ;
c0394bfb	124	fEmcCrystals = dp.fEmcCrystals ;
39569d36	125	fPulseGenerator = new AliPHOSPulseGenerator();
c0394bfb	126	fGeom = dp.fGeom ;
	127	}
	128	//--------------------------------------------------------------------------------------
7e88424f	129	AliPHOSRawDigiProducer& AliPHOSRawDigiProducer::operator= (const AliPHOSRawDigiProducer &dp)
	130	{
	131	// Assign operator
	132
c0394bfb	133	if(&dp == this) return *this;
	134
	135	fEmcMinE = dp.fEmcMinE ;
	136	fCpvMinE = dp.fCpvMinE ;
70d93620	137	fSampleQualityCut = dp.fSampleQualityCut ;
6f47f50d	138	fSampleToSec = dp.fSampleToSec ;
c0394bfb	139	fEmcCrystals = dp.fEmcCrystals ;
c0394bfb	140	fGeom = dp.fGeom ;
39569d36	141	if(fPulseGenerator) delete fPulseGenerator ;
39569d36	142	fPulseGenerator = new AliPHOSPulseGenerator();
c0394bfb	143	return *this;
c0394bfb	144	}
379c5c09	145	//--------------------------------------------------------------------------------------
7e88424f	146	AliPHOSRawDigiProducer::~AliPHOSRawDigiProducer()
7e88424f	147	{
379c5c09	148	// Destructor
7e88424f	149	if(fPulseGenerator) delete fPulseGenerator ;
7e88424f	150	fPulseGenerator=0 ;
379c5c09	151	delete fRawStream;
54ac223e	152	delete [] fADCValuesLG;
54ac223e	153	delete [] fADCValuesHG;
39569d36	154	}
7bc140a5	155	//--------------------------------------------------------------------------------------
379c5c09	156	void AliPHOSRawDigiProducer::MakeDigits(TClonesArray digits, AliPHOSRawFitterv0 fitter)
88fb5e50	157	{
7bc140a5	158	//Makes the job.
379c5c09	159	//TClonesArray *digits and raw data fitter should be provided by calling function.
7bc140a5	160
88fb5e50	161	digits->Clear();
88fb5e50	162
379c5c09	163	Int_t iDigit=0 ;
379c5c09	164	Int_t relId[4], absId=-1, caloFlag=-1;
fdd91c5a	165
c0394bfb	166	const Double_t baseLine=1. ; //Minimal energy of digit in ADC ch.
6f47f50d	167
	168	//Calculate conversion coeff. from Sample time step to seconds
	169	//If OCDB contains negative or zero value - use one from RCU trailer
	170	//Negative value in OCDB is used only for simulation of raw digits
	171	if(fgCalibData->GetSampleTimeStep()>0.)
	172	fSampleToSec=fgCalibData->GetSampleTimeStep() ;
	173	else
	174	fSampleToSec=fRawStream->GetTSample() ;
fdd91c5a	175
c0394bfb	176	//Temporary array for LowGain digits
	177	TClonesArray tmpLG("AliPHOSDigit",10000) ;
	178	Int_t ilgDigit=0 ;
bafc1087	179
379c5c09	180	//Let fitter subtract pedestals in case of ZS
379c5c09	181	fitter->SetCalibData(fgCalibData) ;
c0394bfb	182
379c5c09	183	while (fRawStream->NextDDL()) {
379c5c09	184	while (fRawStream->NextChannel()) {
fc44a661	185	relId[0] = 5 - fRawStream->GetModule() ; // counts from 1 to 5
379c5c09	186	relId[1] = 0;
1281504a	187	relId[2] = fRawStream->GetCellX() + 1; // counts from 1 to 64
	188	relId[3] = fRawStream->GetCellZ() + 1; // counts from 1 to 56
	189	caloFlag = fRawStream->GetCaloFlag(); // 0=LG, 1=HG, 2=TRU
f4ca5622	190
	191	if(caloFlag!=0 && caloFlag!=1) continue; //TRU data!
	192
e10f780e	193	fitter->SetChannelGeo(relId[0],relId[2],relId[3],caloFlag);
fc44a661	194
c4dad9d2	195	if(fitter->GetAmpOffset()==0 && fitter->GetAmpThreshold()==0) {
	196	short value = fRawStream->GetAltroCFG1();
	197	bool ZeroSuppressionEnabled = (value >> 15) & 0x1;
	198	if(ZeroSuppressionEnabled) {
	199	short offset = (value >> 10) & 0xf;
	200	short threshold = value & 0x3ff;
	201	fitter->SubtractPedestals(kFALSE);
	202	fitter->SetAmpOffset(offset);
	203	fitter->SetAmpThreshold(threshold);
	204	}
	205	}
	206
379c5c09	207	fGeom->RelToAbsNumbering(relId, absId);
f4ca5622	208
c01c5641	209	fitter->SetNBunches(0);
c2244d6d	210	Int_t sigStart =0 ;
	211	Int_t sigLength=0 ;
	212	while (fRawStream->NextBunch()) { //Take the first in time bunch
379c5c09	213	const UShort_t *sig = fRawStream->GetSignals();
54ac223e	214	sigStart = fRawStream->GetStartTimeBin();
54ac223e	215	sigLength = fRawStream->GetBunchLength();
92236b27	216	fitter->Eval(sig,sigStart,sigLength);
54ac223e	217	if (caloFlag == AliCaloRawStreamV3::kLowGain) {
	218	delete [] fADCValuesLG;
	219	fADCValuesLG = new Int_t[sigLength];
	220	for (Int_t i=0; i<sigLength; i++)
	221	fADCValuesLG[sigLength-i-1] = sig[i];
	222	}
	223	else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	224	delete [] fADCValuesHG;
	225	fADCValuesHG = new Int_t[sigLength];
	226	for (Int_t i=0; i<sigLength; i++)
	227	fADCValuesHG[sigLength-i-1] = sig[i];
	228	}
379c5c09	229	} // End of NextBunch()
70d93620	230
379c5c09	231
	232	Double_t energy = fitter->GetEnergy() ;
	233	Double_t time = fitter->GetTime() ;
	234	if(energy<=baseLine) //in ADC channels
	235	continue ;
88fb5e50	236
379c5c09	237	//remove digits with bad shape. Fitter should calculate quality so that
	238	//in default case quality [0,1], while larger values of quality mean somehow
	239	//corrupted samples, 999 means obviously corrupted sample.
	240	//It is difficult to fit samples with overflow (even setting cut on overflow values)
	241	//because too few points are left to fit. So we do not evaluate samples with overflow
c0394bfb	242
379c5c09	243	if(fitter->GetSignalQuality() > fSampleQualityCut && !(fitter->IsOverflow()))
	244	continue ;
	245
817744df	246	energy = CalibrateE(energy,relId,!caloFlag) ;
379c5c09	247	// time = CalibrateT(time,relId,lowGainFlag) ;
6f47f50d	248
	249	//convert time from sample bin units to s
	250	time*=fSampleToSec ;
379c5c09	251
	252	if(energy <= 0.)
	253	continue;
	254
	255	if (caloFlag == AliCaloRawStreamV3::kLowGain) {
	256	new(tmpLG[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
c2244d6d	257	if (sigLength>0 && fADCValuesLG!=0)
c2244d6d	258	dynamic_cast<AliPHOSDigit*>(tmpLG.At(ilgDigit))->SetALTROSamplesLG(sigLength,fADCValuesLG);
379c5c09	259	ilgDigit++ ;
	260	}
	261	else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	262	if(fitter->IsOverflow()) //Keep this digit to replace it by Low Gain later.
	263	//If there is no LogGain it wil be removed by cut on Min E
	264	new((*digits)[iDigit]) AliPHOSDigit(-1,absId,-1.f,(Float_t)time);
	265	else
	266	new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
c2244d6d	267	if (sigLength>0 && fADCValuesHG!=0)
c2244d6d	268	dynamic_cast<AliPHOSDigit*>(digits->At(iDigit))->SetALTROSamplesHG(sigLength,fADCValuesHG);
379c5c09	269	iDigit++;
	270	}
	271	} // End of NextChannel()
c0394bfb	272
379c5c09	273	//Now scan created LG and HG digits and keep only those which appeared in both lists
	274	//replace energy of HighGain digits only if there is overflow
	275	//negative energy (overflow)
	276	digits->Sort() ;
	277	tmpLG.Sort() ;
	278	Int_t iLG = 0;
	279	Int_t nLG1 = tmpLG.GetEntriesFast()-1 ;
	280
	281	for(Int_t iDig=0 ; iDig < digits->GetEntriesFast() ; iDig++) {
	282	AliPHOSDigit * digHG = dynamic_cast<AliPHOSDigit*>(digits->At(iDig)) ;
	283	if (!digHG) continue;
	284	AliPHOSDigit * digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ;
	285	while(digLG && iLG<nLG1 && digHG->GetId()> digLG->GetId()){
	286	iLG++ ;
	287	digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ;
	288	}
	289	absId=digHG->GetId() ;
	290	fGeom->AbsToRelNumbering(absId,relId) ;
a7c985dc	291
379c5c09	292	if(digLG && digHG->GetId() == digLG->GetId()){ //we found pair
	293	if(digHG->GetEnergy()<0.){ //This is overflow in HG
	294	digHG->SetTime(digLG->GetTime()) ;
	295	digHG->SetEnergy(digLG->GetEnergy()) ;
	296	}
379c5c09	297	}
379c5c09	298	else{ //no pair - remove
fdd91c5a	299	if(digHG->GetEnergy()<0.) //no pair, in saturation
fdd91c5a	300	digits->RemoveAt(iDig) ;
88fb5e50	301	}
88fb5e50	302	}
379c5c09	303	} // End of NextDDL()
c0394bfb	304
c0394bfb	305	CleanDigits(digits) ;
379c5c09	306
c0394bfb	307	}
	308	//____________________________________________________________________________
	309	Double_t AliPHOSRawDigiProducer::CalibrateE(Double_t amp, Int_t* relId, Bool_t isLowGain)
	310	{
634d2178	311	// Convert EMC LG amplitude to HG (multipli by ~16)
634d2178	312	// Calibration parameters are taken from calibration data base
c0394bfb	313	if(fgCalibData){
	314	Int_t module = relId[0];
	315	Int_t column = relId[3];
	316	Int_t row = relId[2];
	317	if(relId[1]==0) { // this is EMC
	318	if(isLowGain){
	319	amp*= fgCalibData->GetHighLowRatioEmc(module,column,row);
88fb5e50	320	}
c0394bfb	321	return amp ;
	322	}
	323	}
	324	return 0;
	325	}
	326	//____________________________________________________________________________
	327	Double_t AliPHOSRawDigiProducer::CalibrateT(Double_t time, Int_t * relId, Bool_t /* isLowGain */)
	328	{
	329	//Calibrate time
39569d36	330	time*=fPulseGenerator->GetRawFormatTimeTrigger() ;
c0394bfb	331	if(fgCalibData){
	332	Int_t module = relId[0];
	333	Int_t column = relId[3];
	334	Int_t row = relId[2];
	335	if(relId[1]==0) { // this is EMC
	336	time += fgCalibData->GetTimeShiftEmc(module,column,row);
	337	return time ;
	338	}
	339	}
	340
	341	return -999.;
	342	}
	343	//____________________________________________________________________________
	344	void AliPHOSRawDigiProducer::CleanDigits(TClonesArray * digits)
	345	{
	346	// remove digits with amplitudes below threshold.
	347	// remove digits in bad channels
	348	// sort digits with icreasing AbsId
	349
	350	//remove digits in bad map and below threshold
	351	Bool_t isBadMap = 0 ;
	352	if(fgCalibData->GetNumOfEmcBadChannels()){
	353	isBadMap=1 ;
	354	}
	355
	356	for(Int_t i=0; i<digits->GetEntriesFast(); i++){
	357	AliPHOSDigit * digit = static_cast<AliPHOSDigit*>(digits->At(i)) ;
	358	if(!digit)
	359	continue ;
	360	if ( (IsInEMC(digit) && digit->GetEnergy() < fEmcMinE) \|\|
	361	(IsInCPV(digit) && digit->GetEnergy() < fCpvMinE) ){
	362	digits->RemoveAt(i) ;
	363	continue ;
	364	}
	365	if(isBadMap){ //check bad map now
	366	Int_t relid[4] ;
	367	fGeom->AbsToRelNumbering(digit->GetId(), relid) ;
a65517aa	368	if(fgCalibData->IsBadChannelEmc(relid[0],relid[3],relid[2])){
c0394bfb	369	digits->RemoveAt(i) ;
88fb5e50	370	}
88fb5e50	371	}
88fb5e50	372	}
88fb5e50	373
c0394bfb	374	//Compress, sort and set indexes
	375	digits->Compress() ;
	376	// digits->Sort(); already sorted earlier
	377	for (Int_t i = 0 ; i < digits->GetEntriesFast() ; i++) {
	378	AliPHOSDigit digit = static_cast<AliPHOSDigit>( digits->At(i) ) ;
	379	digit->SetIndexInList(i) ;
	380	}
	381	}
	382	//____________________________________________________________________________
	383	Bool_t AliPHOSRawDigiProducer::IsInEMC(AliPHOSDigit * digit) const
	384	{
	385	// Tells if (true) or not (false) the digit is in a PHOS-EMC module
	386	return digit->GetId() <= fEmcCrystals ;
	387
	388	}
	389
	390	//____________________________________________________________________________
	391	Bool_t AliPHOSRawDigiProducer::IsInCPV(AliPHOSDigit * digit) const
	392	{
	393	// Tells if (true) or not (false) the digit is in a PHOS-CPV module
	394	return digit->GetId() > fEmcCrystals ;
	395	}
	396	//____________________________________________________________________________
	397	void AliPHOSRawDigiProducer::GetCalibrationParameters()
	398	{
	399	// Set calibration parameters:
	400	// if calibration database exists, they are read from database,
	401	// otherwise, reconstruction stops in the constructor of AliPHOSCalibData
	402	//
	403	// It is a user responsilibity to open CDB before reconstruction, for example:
	404	// AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB");
	405
	406	if (!fgCalibData){
	407	fgCalibData = new AliPHOSCalibData(-1); //use AliCDBManager's run number
	408	}
	409	if (fgCalibData->GetCalibDataEmc() == 0)
	410	AliFatal("Calibration parameters for PHOS EMC not found. Stop reconstruction.\n");
	411	if (fgCalibData->GetCalibDataCpv() == 0)
	412	AliFatal("Calibration parameters for PHOS CPV not found. Stop reconstruction.\n");
88fb5e50	413	}