/* $Id$ */
//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 "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 ;
+}
//--------------------------------------------------------------------------------------
-void AliPHOSRawDigiProducer::MakeDigits(TClonesArray *digits, AliPHOSRawDecoder* decoder)
+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 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();
- AliPHOSGeometry* geo = AliPHOSGeometry::GetInstance();
- if(!geo) geo = AliPHOSGeometry::GetInstance("IHEP");
-
- Int_t iDigit = 0 ;
- Double_t time = 0. ;
- Int_t iOldDigit;
- Bool_t seen,lowGainFlag;
- Int_t relId[4], absId =0;
-
- while (decoder->NextDigit()) {
-
- if (decoder->GetEnergy() <= 0.)
- continue;
-
- if(decoder->IsOverflow())
- continue ;
-
- lowGainFlag = decoder->IsLowGain();
- time = decoder->GetTime();
-
- relId[0] = decoder->GetModule();
- relId[1] = 0;
- relId[2] = decoder->GetRow();
- relId[3] = decoder->GetColumn();
- geo->RelToAbsNumbering(relId, absId);
-
- // Add low gain digit only
- //if the high gain digit does not exist in the digits array
- //or has negative energy (overflow)
-
- seen = kFALSE;
-
- if(lowGainFlag) {
- for (iOldDigit=iDigit-1; iOldDigit>=0; iOldDigit--) {
- AliPHOSDigit * dig = dynamic_cast<AliPHOSDigit*>(digits->At(iOldDigit)) ;
- if (dig->GetId() == absId) {
- seen = kTRUE;
-// //if High Gain overflowed - replace energy
-// if(dig->GetEnergy()<0)
-// dig->SetEnergy((Float_t)decoder->GetEnergy()) ;
- break;
- }
+ 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;
+ 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);
+ }
}
- if (!seen) {
- new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)decoder->GetEnergy(),time);
- iDigit++;
+
+ 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:
+ time -= fRawStream->GetL1Phase();
+
+
+
+ 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{ //no pair - remove
+ if(digHG->GetEnergy()<0.) //no pair, in saturation
+ digits->RemoveAt(iDig) ;
}
}
- // Add high gain digit only if it is not saturated;
- // replace low gain digit by a high gain one
- else {
- for (iOldDigit=iDigit-1; iOldDigit>=0; iOldDigit--) {
- AliPHOSDigit * dig = dynamic_cast<AliPHOSDigit*>(digits->At(iOldDigit)) ;
- if (dig->GetId() == absId) {
- dig->SetTime(time) ; //Replace time in any case
- dig->SetEnergy((Float_t)decoder->GetEnergy()) ;
-// if (decoder->GetEnergy() > 0){ //replace Energy only if not saturated
-// dig->SetEnergy((Float_t)decoder->GetEnergy()) ;
-// }
- seen = kTRUE;
- break;
- }
+ } // 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);
}
- if (!seen) {
- new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)decoder->GetEnergy(),time);
- iDigit++;
+ 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) ;
}
}
-
}
- digits->Compress();
- digits->Sort();
+ //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");
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff