[u/mrichter/AliRoot.git] / PHOS / PHOSbase / 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) 
{
  // Create a temporary array of LG digits and then make digits from raw data

  TClonesArray *tmpLG = new TClonesArray("AliPHOSDigit",10000) ;
  MakeDigits(digits, tmpLG, fitter);
  tmpLG->Delete();
  delete tmpLG;
}
//--------------------------------------------------------------------------------------
void AliPHOSRawDigiProducer::MakeDigits(TClonesArray *digits, TClonesArray *tmpDigLG, AliPHOSRawFitterv0* fitter) 
{
  //Makes the job.
  //TClonesArray *digits, *tmpDigLG and raw data fitter should be provided by calling function.

  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() ;
  
  // Clear a temporary array for LowGain digits
  tmpDigLG->Clear();
  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;                            // 0=EMC
      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) ;

      //convert time from sample bin units to s
      time*=fSampleToSec ;
//CalibrateT moved to Clusterizer
//      time = CalibrateT(time,relId,!caloFlag) ;
      // subtract RCU L1 phase (L1Phase is in seconds) w.r.t. L0:
      //Very strange behaviour of electronics, but cross-checkes several times...
      if( fRawStream->GetL1Phase()<55.*1.e-9 ) //for phase=0,25,50
        time -= fRawStream->GetL1Phase();
      else //for phase 75
        time += 25.*1.e-9 ;
      
      if(energy <= 0.) 
	continue;
      
      if (caloFlag == AliCaloRawStreamV3::kLowGain) {
	new((*tmpDigLG)[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
	if (sigLength>0 && fADCValuesLG!=0)
	  static_cast<AliPHOSDigit*>(tmpDigLG->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)
	  static_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() ;
    tmpDigLG->Sort() ;
    Int_t iLG = 0;
    Int_t nLG1 = tmpDigLG->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*>(tmpDigLG->At(iLG)) ;
      while(digLG && iLG<nLG1 && digHG->GetId()> digLG->GetId()){
	iLG++ ;
	digLG = dynamic_cast<AliPHOSDigit*>(tmpDigLG->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()) ;
	  digHG->SetLG(kTRUE) ;
	}
      }
      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
  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)
771123c7	157	{
	158	// Create a temporary array of LG digits and then make digits from raw data
	159
	160	TClonesArray *tmpLG = new TClonesArray("AliPHOSDigit",10000) ;
	161	MakeDigits(digits, tmpLG, fitter);
	162	tmpLG->Delete();
	163	delete tmpLG;
	164	}
	165	//--------------------------------------------------------------------------------------
	166	void AliPHOSRawDigiProducer::MakeDigits(TClonesArray digits, TClonesArray tmpDigLG, AliPHOSRawFitterv0* fitter)
88fb5e50	167	{
7bc140a5	168	//Makes the job.
771123c7	169	//TClonesArray digits, tmpDigLG and raw data fitter should be provided by calling function.
7bc140a5	170
379c5c09	171	Int_t iDigit=0 ;
379c5c09	172	Int_t relId[4], absId=-1, caloFlag=-1;
fdd91c5a	173
c0394bfb	174	const Double_t baseLine=1. ; //Minimal energy of digit in ADC ch.
6f47f50d	175
	176	//Calculate conversion coeff. from Sample time step to seconds
	177	//If OCDB contains negative or zero value - use one from RCU trailer
	178	//Negative value in OCDB is used only for simulation of raw digits
	179	if(fgCalibData->GetSampleTimeStep()>0.)
	180	fSampleToSec=fgCalibData->GetSampleTimeStep() ;
	181	else
	182	fSampleToSec=fRawStream->GetTSample() ;
fdd91c5a	183
771123c7	184	// Clear a temporary array for LowGain digits
771123c7	185	tmpDigLG->Clear();
c0394bfb	186	Int_t ilgDigit=0 ;
bafc1087	187
379c5c09	188	//Let fitter subtract pedestals in case of ZS
379c5c09	189	fitter->SetCalibData(fgCalibData) ;
c0394bfb	190
379c5c09	191	while (fRawStream->NextDDL()) {
379c5c09	192	while (fRawStream->NextChannel()) {
fc44a661	193	relId[0] = 5 - fRawStream->GetModule() ; // counts from 1 to 5
c68c5d05	194	relId[1] = 0; // 0=EMC
	195	relId[2] = fRawStream->GetCellX() + 1; // counts from 1 to 64
	196	relId[3] = fRawStream->GetCellZ() + 1; // counts from 1 to 56
	197	caloFlag = fRawStream->GetCaloFlag(); // 0=LG, 1=HG, 2=TRU
f4ca5622	198
	199	if(caloFlag!=0 && caloFlag!=1) continue; //TRU data!
	200
e10f780e	201	fitter->SetChannelGeo(relId[0],relId[2],relId[3],caloFlag);
fc44a661	202
c4dad9d2	203	if(fitter->GetAmpOffset()==0 && fitter->GetAmpThreshold()==0) {
	204	short value = fRawStream->GetAltroCFG1();
	205	bool ZeroSuppressionEnabled = (value >> 15) & 0x1;
	206	if(ZeroSuppressionEnabled) {
	207	short offset = (value >> 10) & 0xf;
	208	short threshold = value & 0x3ff;
	209	fitter->SubtractPedestals(kFALSE);
	210	fitter->SetAmpOffset(offset);
	211	fitter->SetAmpThreshold(threshold);
	212	}
	213	}
	214
379c5c09	215	fGeom->RelToAbsNumbering(relId, absId);
f4ca5622	216
c01c5641	217	fitter->SetNBunches(0);
c2244d6d	218	Int_t sigStart =0 ;
	219	Int_t sigLength=0 ;
	220	while (fRawStream->NextBunch()) { //Take the first in time bunch
379c5c09	221	const UShort_t *sig = fRawStream->GetSignals();
54ac223e	222	sigStart = fRawStream->GetStartTimeBin();
54ac223e	223	sigLength = fRawStream->GetBunchLength();
92236b27	224	fitter->Eval(sig,sigStart,sigLength);
54ac223e	225	if (caloFlag == AliCaloRawStreamV3::kLowGain) {
	226	delete [] fADCValuesLG;
	227	fADCValuesLG = new Int_t[sigLength];
	228	for (Int_t i=0; i<sigLength; i++)
	229	fADCValuesLG[sigLength-i-1] = sig[i];
	230	}
	231	else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	232	delete [] fADCValuesHG;
	233	fADCValuesHG = new Int_t[sigLength];
	234	for (Int_t i=0; i<sigLength; i++)
	235	fADCValuesHG[sigLength-i-1] = sig[i];
	236	}
379c5c09	237	} // End of NextBunch()
70d93620	238
379c5c09	239
	240	Double_t energy = fitter->GetEnergy() ;
	241	Double_t time = fitter->GetTime() ;
	242	if(energy<=baseLine) //in ADC channels
	243	continue ;
88fb5e50	244
379c5c09	245	//remove digits with bad shape. Fitter should calculate quality so that
	246	//in default case quality [0,1], while larger values of quality mean somehow
	247	//corrupted samples, 999 means obviously corrupted sample.
	248	//It is difficult to fit samples with overflow (even setting cut on overflow values)
	249	//because too few points are left to fit. So we do not evaluate samples with overflow
c0394bfb	250
379c5c09	251	if(fitter->GetSignalQuality() > fSampleQualityCut && !(fitter->IsOverflow()))
	252	continue ;
	253
817744df	254	energy = CalibrateE(energy,relId,!caloFlag) ;
6f47f50d	255
	256	//convert time from sample bin units to s
	257	time*=fSampleToSec ;
b879fc0b	258	//CalibrateT moved to Clusterizer
	259	// time = CalibrateT(time,relId,!caloFlag) ;
	260	// subtract RCU L1 phase (L1Phase is in seconds) w.r.t. L0:
4c849151	261	//Very strange behaviour of electronics, but cross-checkes several times...
	262	if( fRawStream->GetL1Phase()<55.*1.e-9 ) //for phase=0,25,50
	263	time -= fRawStream->GetL1Phase();
	264	else //for phase 75
	265	time += 25.*1.e-9 ;
379c5c09	266
	267	if(energy <= 0.)
	268	continue;
	269
	270	if (caloFlag == AliCaloRawStreamV3::kLowGain) {
771123c7	271	new((*tmpDigLG)[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
c2244d6d	272	if (sigLength>0 && fADCValuesLG!=0)
09828f52	273	static_cast<AliPHOSDigit*>(tmpDigLG->At(ilgDigit))->SetALTROSamplesLG(sigLength,fADCValuesLG);
379c5c09	274	ilgDigit++ ;
	275	}
	276	else if (caloFlag == AliCaloRawStreamV3::kHighGain) {
	277	if(fitter->IsOverflow()) //Keep this digit to replace it by Low Gain later.
	278	//If there is no LogGain it wil be removed by cut on Min E
	279	new((*digits)[iDigit]) AliPHOSDigit(-1,absId,-1.f,(Float_t)time);
	280	else
	281	new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
c2244d6d	282	if (sigLength>0 && fADCValuesHG!=0)
09828f52	283	static_cast<AliPHOSDigit*>(digits->At(iDigit))->SetALTROSamplesHG(sigLength,fADCValuesHG);
379c5c09	284	iDigit++;
	285	}
	286	} // End of NextChannel()
c0394bfb	287
379c5c09	288	//Now scan created LG and HG digits and keep only those which appeared in both lists
	289	//replace energy of HighGain digits only if there is overflow
	290	//negative energy (overflow)
	291	digits->Sort() ;
771123c7	292	tmpDigLG->Sort() ;
379c5c09	293	Int_t iLG = 0;
771123c7	294	Int_t nLG1 = tmpDigLG->GetEntriesFast()-1 ;
379c5c09	295
	296	for(Int_t iDig=0 ; iDig < digits->GetEntriesFast() ; iDig++) {
	297	AliPHOSDigit * digHG = dynamic_cast<AliPHOSDigit*>(digits->At(iDig)) ;
	298	if (!digHG) continue;
771123c7	299	AliPHOSDigit * digLG = dynamic_cast<AliPHOSDigit*>(tmpDigLG->At(iLG)) ;
379c5c09	300	while(digLG && iLG<nLG1 && digHG->GetId()> digLG->GetId()){
379c5c09	301	iLG++ ;
771123c7	302	digLG = dynamic_cast<AliPHOSDigit*>(tmpDigLG->At(iLG)) ;
379c5c09	303	}
	304	absId=digHG->GetId() ;
	305	fGeom->AbsToRelNumbering(absId,relId) ;
a7c985dc	306
379c5c09	307	if(digLG && digHG->GetId() == digLG->GetId()){ //we found pair
	308	if(digHG->GetEnergy()<0.){ //This is overflow in HG
	309	digHG->SetTime(digLG->GetTime()) ;
	310	digHG->SetEnergy(digLG->GetEnergy()) ;
f1731579	311	digHG->SetLG(kTRUE) ;
379c5c09	312	}
379c5c09	313	}
379c5c09	314	else{ //no pair - remove
fdd91c5a	315	if(digHG->GetEnergy()<0.) //no pair, in saturation
fdd91c5a	316	digits->RemoveAt(iDig) ;
88fb5e50	317	}
88fb5e50	318	}
379c5c09	319	} // End of NextDDL()
c0394bfb	320
c0394bfb	321	CleanDigits(digits) ;
379c5c09	322
c0394bfb	323	}
	324	//____________________________________________________________________________
	325	Double_t AliPHOSRawDigiProducer::CalibrateE(Double_t amp, Int_t* relId, Bool_t isLowGain)
	326	{
634d2178	327	// Convert EMC LG amplitude to HG (multipli by ~16)
634d2178	328	// Calibration parameters are taken from calibration data base
c0394bfb	329	if(fgCalibData){
	330	Int_t module = relId[0];
	331	Int_t column = relId[3];
	332	Int_t row = relId[2];
	333	if(relId[1]==0) { // this is EMC
	334	if(isLowGain){
	335	amp*= fgCalibData->GetHighLowRatioEmc(module,column,row);
88fb5e50	336	}
c0394bfb	337	return amp ;
	338	}
	339	}
	340	return 0;
	341	}
	342	//____________________________________________________________________________
	343	Double_t AliPHOSRawDigiProducer::CalibrateT(Double_t time, Int_t * relId, Bool_t /* isLowGain */)
	344	{
	345	//Calibrate time
	346	if(fgCalibData){
	347	Int_t module = relId[0];
	348	Int_t column = relId[3];
	349	Int_t row = relId[2];
	350	if(relId[1]==0) { // this is EMC
	351	time += fgCalibData->GetTimeShiftEmc(module,column,row);
	352	return time ;
	353	}
	354	}
	355
	356	return -999.;
	357	}
	358	//____________________________________________________________________________
	359	void AliPHOSRawDigiProducer::CleanDigits(TClonesArray * digits)
	360	{
	361	// remove digits with amplitudes below threshold.
	362	// remove digits in bad channels
	363	// sort digits with icreasing AbsId
	364
	365	//remove digits in bad map and below threshold
	366	Bool_t isBadMap = 0 ;
	367	if(fgCalibData->GetNumOfEmcBadChannels()){
	368	isBadMap=1 ;
	369	}
	370
	371	for(Int_t i=0; i<digits->GetEntriesFast(); i++){
	372	AliPHOSDigit * digit = static_cast<AliPHOSDigit*>(digits->At(i)) ;
	373	if(!digit)
	374	continue ;
	375	if ( (IsInEMC(digit) && digit->GetEnergy() < fEmcMinE) \|\|
	376	(IsInCPV(digit) && digit->GetEnergy() < fCpvMinE) ){
	377	digits->RemoveAt(i) ;
	378	continue ;
	379	}
	380	if(isBadMap){ //check bad map now
	381	Int_t relid[4] ;
	382	fGeom->AbsToRelNumbering(digit->GetId(), relid) ;
a65517aa	383	if(fgCalibData->IsBadChannelEmc(relid[0],relid[3],relid[2])){
c0394bfb	384	digits->RemoveAt(i) ;
88fb5e50	385	}
88fb5e50	386	}
88fb5e50	387	}
88fb5e50	388
c0394bfb	389	//Compress, sort and set indexes
	390	digits->Compress() ;
	391	// digits->Sort(); already sorted earlier
	392	for (Int_t i = 0 ; i < digits->GetEntriesFast() ; i++) {
	393	AliPHOSDigit digit = static_cast<AliPHOSDigit>( digits->At(i) ) ;
	394	digit->SetIndexInList(i) ;
	395	}
	396	}
	397	//____________________________________________________________________________
	398	Bool_t AliPHOSRawDigiProducer::IsInEMC(AliPHOSDigit * digit) const
	399	{
	400	// Tells if (true) or not (false) the digit is in a PHOS-EMC module
	401	return digit->GetId() <= fEmcCrystals ;
	402
	403	}
	404
	405	//____________________________________________________________________________
	406	Bool_t AliPHOSRawDigiProducer::IsInCPV(AliPHOSDigit * digit) const
	407	{
	408	// Tells if (true) or not (false) the digit is in a PHOS-CPV module
	409	return digit->GetId() > fEmcCrystals ;
	410	}
	411	//____________________________________________________________________________
	412	void AliPHOSRawDigiProducer::GetCalibrationParameters()
	413	{
	414	// Set calibration parameters:
	415	// if calibration database exists, they are read from database,
	416	// otherwise, reconstruction stops in the constructor of AliPHOSCalibData
	417	//
	418	// It is a user responsilibity to open CDB before reconstruction, for example:
	419	// AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB");
	420
	421	if (!fgCalibData){
	422	fgCalibData = new AliPHOSCalibData(-1); //use AliCDBManager's run number
	423	}
	424	if (fgCalibData->GetCalibDataEmc() == 0)
	425	AliFatal("Calibration parameters for PHOS EMC not found. Stop reconstruction.\n");
	426	if (fgCalibData->GetCalibDataCpv() == 0)
	427	AliFatal("Calibration parameters for PHOS CPV not found. Stop reconstruction.\n");
88fb5e50	428	}