/* $Id$ */
//This class produces PHOS digits of one event
-//using AliPHOSRawDecoder.
+//using AliPHOSRawFitter.
//
// For example:
// TClonesArray *digits = new TClonesArray("AliPHOSDigit",100);
// --- AliRoot header files ---
#include "AliPHOSRawDigiProducer.h"
-#include "AliPHOSRawDecoder.h"
+#include "AliPHOSRawFitterv0.h"
#include "AliPHOSGeometry.h"
#include "AliPHOSDigit.h"
-#include "AliPHOSRecoParam.h"
#include "AliPHOSCalibData.h"
#include "AliPHOSPulseGenerator.h"
+#include "AliCaloRawStreamV3.h"
#include "AliLog.h"
ClassImp(AliPHOSRawDigiProducer)
fEmcMinE(0.),
fCpvMinE(0.),
fSampleQualityCut(1.),
- fGlobalAltroOffset(0),
+ fSampleToSec(0.),
fEmcCrystals(0),
fGeom(0),
- fPulseGenerator(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(const AliPHOSRecoParam* recoParam):
+AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(AliRawReader *rawReader,
+ AliAltroMapping **mapping):
TObject(),
fEmcMinE(0.),
fCpvMinE(0.),
fSampleQualityCut(1.),
- fGlobalAltroOffset(0),
+ fSampleToSec(0.),
fEmcCrystals(0),
fGeom(0),
- fPulseGenerator(0)
+ fPulseGenerator(0),
+ fRawReader(rawReader),
+ fRawStream(0),
+ fADCValuesLG(0),
+ fADCValuesHG(0)
{
- // Constructor takes paramerters from recoParam
-
- if(!recoParam) AliFatal("Reconstruction parameters are not set!");
-
- fEmcMinE = recoParam->GetEMCMinE();
- fCpvMinE = recoParam->GetCPVMinE();
- fSampleQualityCut = recoParam->GetEMCSampleQualityCut() ;
- fGlobalAltroOffset = recoParam->GetGlobalAltroOffset() ;
+ // 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.),
- fGlobalAltroOffset(0),
+ fSampleToSec(0.),
fEmcCrystals(0),
fGeom(0),
- fPulseGenerator(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 ;
fEmcMinE = dp.fEmcMinE ;
fCpvMinE = dp.fCpvMinE ;
fSampleQualityCut = dp.fSampleQualityCut ;
- fGlobalAltroOffset = dp.fGlobalAltroOffset ;
+ fSampleToSec = dp.fSampleToSec ;
fEmcCrystals = dp.fEmcCrystals ;
fGeom = dp.fGeom ;
if(fPulseGenerator) delete fPulseGenerator ;
fPulseGenerator = new AliPHOSPulseGenerator();
return *this;
}
-//--------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------
AliPHOSRawDigiProducer::~AliPHOSRawDigiProducer()
{
- // Desctructor
+ // 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, AliPHOSRawDecoder* decoder)
+void AliPHOSRawDigiProducer::MakeDigits(TClonesArray *digits, TClonesArray *tmpDigLG, AliPHOSRawFitterv0* fitter)
{
//Makes the job.
- //TClonesArray *digits and raw data decoder should be provided by calling function.
+ //TClonesArray *digits, *tmpDigLG and raw data fitter should be provided by calling function.
digits->Clear();
- Int_t iDigit = 0 ;
- Int_t relId[4], absId =0;
-
+ Int_t iDigit=0 ;
+ Int_t relId[4], absId=-1, caloFlag=-1;
+
const Double_t baseLine=1. ; //Minimal energy of digit in ADC ch.
- const Double_t highLowDiff=2.; //Maximal difference between High and Low channels in LG adc channels
- //Temporary array for LowGain digits
- TClonesArray tmpLG("AliPHOSDigit",10000) ;
+ //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 ;
-
- //Read current altro offcet from RCU
- decoder->SetAmpOffset(fGlobalAltroOffset) ;
-
- //Let decoder subtract pedestals in case of ZS
- decoder->SetCalibData(fgCalibData) ;
+ //Let fitter subtract pedestals in case of ZS
+ fitter->SetCalibData(fgCalibData) ;
- while (decoder->NextDigit()) {
-
- Double_t energy=decoder->GetEnergy() ;
- if(energy<=baseLine) //in ADC channels
- continue ;
-
- //remove digits with bad shape. Decoder 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(decoder->GetSampleQuality() > fSampleQualityCut && !(decoder->IsOverflow()))
- continue ;
-
- Bool_t lowGainFlag = decoder->IsLowGain();
-
- relId[0] = decoder->GetModule();
- relId[1] = 0;
- relId[2] = decoder->GetRow();
- relId[3] = decoder->GetColumn();
- fGeom->RelToAbsNumbering(relId, absId);
-
- Double_t time = decoder->GetTime() ;
- time = CalibrateT(time,relId,lowGainFlag) ;
-
- energy = CalibrateE(energy,relId,lowGainFlag) ;
-
- if(energy <= 0.)
- continue;
-
- if(lowGainFlag){
- new(tmpLG[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time);
- ilgDigit++ ;
- }
- else{
- if(decoder->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);
- iDigit++;
- }
- }
-
- //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) ;
+ 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) ;
+
+ //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()) ;
- }
- else{ //Make approximate comparison of HG and LG energies
- Double_t de = (digHG->GetEnergy()-digLG->GetEnergy()) ;
- if(TMath::Abs(de)>CalibrateE(double(highLowDiff),relId,1)){ //too strong difference, remove digit
- digits->RemoveAt(iDig) ;
- }
+ 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) ;
}
}
- else{ //no pair - remove
- // temporary fix for dead LG channels
- if(relId[2]%2==1 && relId[3]%16==4)
- continue ;
- if(digHG->GetEnergy()>CalibrateE(double(5.),relId,1)) //One can not always find LG with Amp<5 ADC ch.
- digits->RemoveAt(iDig) ;
- }
- }
+ } // End of NextDDL()
CleanDigits(digits) ;
-
+
}
//____________________________________________________________________________
Double_t AliPHOSRawDigiProducer::CalibrateE(Double_t amp, Int_t* relId, Bool_t isLowGain)
{
- // Convert EMC measured amplitude into real energy.
- // Calibration parameters are taken from calibration data base for raw data,
- // or from digitizer parameters for simulated data.
+ // 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];
if(isLowGain){
amp*= fgCalibData->GetHighLowRatioEmc(module,column,row);
}
- amp *= fgCalibData->GetADCchannelEmc(module,column,row);
return amp ;
}
}
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];
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