+// -*- mode: c++ -*-
/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
/* $Id$ */
+
//_________________________________________________________________________
// Utility Class for handling Raw data
// Does all transitions from Digits to Raw and vice versa,
// Need to add concurrent high and low-gain info in the future
// No pedestal is added to the raw signal.
//*-- Author: Marco van Leeuwen (LBL)
+//*-- Major refactoring by Per Thomas Hille
#include "AliEMCALRawUtils.h"
-
-#include "TF1.h"
-#include "TGraph.h"
-#include <TRandom.h>
-class TSystem;
-
-class AliLog;
#include "AliRun.h"
#include "AliRunLoader.h"
-class AliCaloAltroMapping;
#include "AliAltroBuffer.h"
#include "AliRawReader.h"
#include "AliCaloRawStreamV3.h"
#include "AliDAQ.h"
-
#include "AliEMCALRecParam.h"
#include "AliEMCALLoader.h"
#include "AliEMCALGeometry.h"
-class AliEMCALDigitizer;
#include "AliEMCALDigit.h"
+#include "AliEMCALRawDigit.h"
#include "AliEMCAL.h"
#include "AliCaloCalibPedestal.h"
-#include "AliCaloFastAltroFitv0.h"
-#include "AliCaloNeuralFit.h"
#include "AliCaloBunchInfo.h"
#include "AliCaloFitResults.h"
-#include "AliCaloRawAnalyzerFastFit.h"
-#include "AliCaloRawAnalyzerNN.h"
-#include "AliCaloRawAnalyzerLMS.h"
-#include "AliCaloRawAnalyzerPeakFinder.h"
-#include "AliCaloRawAnalyzerCrude.h"
+#include "AliEMCALTriggerRawDigitMaker.h"
+#include "AliEMCALTriggerSTURawStream.h"
+#include "AliEMCALTriggerData.h"
+#include "AliCaloConstants.h"
+#include "AliCaloRawAnalyzer.h"
+#include "AliCaloRawAnalyzerFactory.h"
+#include "AliEMCALRawResponse.h"
+
+using namespace CALO;
+using namespace EMCAL;
ClassImp(AliEMCALRawUtils)
-
-// Signal shape parameters
-Int_t AliEMCALRawUtils::fgTimeBins = 256; // number of sampling bins of the raw RO signal (we typically use 15-50; theoretical max is 1k+)
-Double_t AliEMCALRawUtils::fgTimeBinWidth = 100E-9 ; // each sample is 100 ns
-Double_t AliEMCALRawUtils::fgTimeTrigger = 1.5E-6 ; // 15 time bins ~ 1.5 musec
-// some digitization constants
-Int_t AliEMCALRawUtils::fgThreshold = 1;
-Int_t AliEMCALRawUtils::fgDDLPerSuperModule = 2; // 2 ddls per SuperModule
-Int_t AliEMCALRawUtils::fgPedestalValue = 32; // pedestal value for digits2raw
-Double_t AliEMCALRawUtils::fgFEENoise = 3.; // 3 ADC channels of noise (sampled)
-AliEMCALRawUtils::AliEMCALRawUtils(fitAlgorithm fitAlgo)
- : fHighLowGainFactor(0.), fOrder(0), fTau(0.), fNoiseThreshold(0),
- fNPedSamples(0), fGeom(0), fOption(""),
- fRemoveBadChannels(kTRUE),fFittingAlgorithm(0),fRawAnalyzer(0)
-{
-
- //These are default parameters.
- //Can be re-set from without with setter functions
- //Already set in the OCDB and passed via setter in the AliEMCALReconstructor
- fHighLowGainFactor = 16. ; // adjusted for a low gain range of 82 GeV (10 bits)
- fOrder = 2; // order of gamma fn
- fTau = 2.35; // in units of timebin, from CERN 2007 testbeam
- fNoiseThreshold = 3; // 3 ADC counts is approx. noise level
- fNPedSamples = 4; // less than this value => likely pedestal samples
- fRemoveBadChannels = kTRUE; //Remove bad channels before fitting
+AliEMCALRawUtils::AliEMCALRawUtils( Algo::fitAlgorithm fitAlgo) : fNoiseThreshold(3),
+ fNPedSamples(4),
+ fGeom(0),
+ fOption(""),
+ fRemoveBadChannels(kFALSE),
+ fFittingAlgorithm(fitAlgo),
+ fTimeMin(-1.),
+ fTimeMax(1.),
+ fUseFALTRO(kTRUE),
+ fRawAnalyzer(0),
+ fTriggerRawDigitMaker(0x0)
+{ // ctor; set up fit algo etc
SetFittingAlgorithm(fitAlgo);
-
- //Get Mapping RCU files from the AliEMCALRecParam
const TObjArray* maps = AliEMCALRecParam::GetMappings();
if(!maps) AliFatal("Cannot retrieve ALTRO mappings!!");
-
- for(Int_t i = 0; i < 4; i++) {
- fMapping[i] = (AliAltroMapping*)maps->At(i);
- }
-
- //To make sure we match with the geometry in a simulation file,
- //let's try to get it first. If not, take the default geometry
+ for(Int_t i = 0; i < 4; i++)
+ {
+ fMapping[i] = (AliAltroMapping*)maps->At(i);
+ }
+
AliRunLoader *rl = AliRunLoader::Instance();
- if(!rl) AliError("Cannot find RunLoader!");
- if (rl->GetAliRun() && rl->GetAliRun()->GetDetector("EMCAL")) {
- fGeom = dynamic_cast<AliEMCAL*>(rl->GetAliRun()->GetDetector("EMCAL"))->GetGeometry();
- } else {
- AliInfo(Form("Using default geometry in raw reco"));
- fGeom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaultGeometryName());
- }
-
- if(!fGeom) AliFatal(Form("Could not get geometry!"));
-
-}
-
-//____________________________________________________________________________
-AliEMCALRawUtils::AliEMCALRawUtils(AliEMCALGeometry *pGeometry, fitAlgorithm fitAlgo)
- : fHighLowGainFactor(0.), fOrder(0), fTau(0.), fNoiseThreshold(0),
- fNPedSamples(0), fGeom(pGeometry), fOption(""),
- fRemoveBadChannels(kTRUE),fFittingAlgorithm(0),fRawAnalyzer()
-{
- //
- // Initialize with the given geometry - constructor required by HLT
- // HLT does not use/support AliRunLoader(s) instances
- // This is a minimum intervention solution
- // Comment by MPloskon@lbl.gov
- //
-
- //These are default parameters.
- //Can be re-set from without with setter functions
- //Already set in the OCDB and passed via setter in the AliEMCALReconstructor
- fHighLowGainFactor = 16. ; // adjusted for a low gain range of 82 GeV (10 bits)
- fOrder = 2; // order of gamma fn
- fTau = 2.35; // in units of timebin, from CERN 2007 testbeam
- fNoiseThreshold = 3; // 3 ADC counts is approx. noise level
- fNPedSamples = 4; // less than this value => likely pedestal samples
- fRemoveBadChannels = kTRUE; //Remove bad channels before fitting
- SetFittingAlgorithm(fitAlgo);
-
-
- //Get Mapping RCU files from the AliEMCALRecParam
- const TObjArray* maps = AliEMCALRecParam::GetMappings();
- if(!maps) AliFatal("Cannot retrieve ALTRO mappings!!");
-
- for(Int_t i = 0; i < 4; i++) {
- fMapping[i] = (AliAltroMapping*)maps->At(i);
- }
-
+ if (rl && rl->GetAliRun())
+ {
+ AliEMCAL * emcal = dynamic_cast<AliEMCAL*>(rl->GetAliRun()->GetDetector("EMCAL"));
+ if(emcal)
+ {
+ fGeom = emcal->GetGeometry();
+ }
+ else
+ {
+ AliDebug(1, Form("Using default geometry in raw reco"));
+ fGeom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaultGeometryName());
+ }
+ }
+ else
+ {
+ AliDebug(1, Form("Using default geometry in raw reco"));
+ fGeom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaultGeometryName());
+ }
+
if(!fGeom) AliFatal(Form("Could not get geometry!"));
-
+ fTriggerRawDigitMaker = new AliEMCALTriggerRawDigitMaker();
}
-//____________________________________________________________________________
-AliEMCALRawUtils::AliEMCALRawUtils(const AliEMCALRawUtils& rawU)
- : TObject(),
- fHighLowGainFactor(rawU.fHighLowGainFactor),
- fOrder(rawU.fOrder),
- fTau(rawU.fTau),
- fNoiseThreshold(rawU.fNoiseThreshold),
- fNPedSamples(rawU.fNPedSamples),
- fGeom(rawU.fGeom),
- fOption(rawU.fOption),
- fRemoveBadChannels(rawU.fRemoveBadChannels),
- fFittingAlgorithm(rawU.fFittingAlgorithm),
- fRawAnalyzer(rawU.fRawAnalyzer)
-{
- //copy ctor
- fMapping[0] = rawU.fMapping[0];
- fMapping[1] = rawU.fMapping[1];
- fMapping[2] = rawU.fMapping[2];
- fMapping[3] = rawU.fMapping[3];
-}
-//____________________________________________________________________________
-AliEMCALRawUtils& AliEMCALRawUtils::operator =(const AliEMCALRawUtils &rawU)
+AliEMCALRawUtils::~AliEMCALRawUtils()
{
- //assignment operator
-
- if(this != &rawU) {
- fHighLowGainFactor = rawU.fHighLowGainFactor;
- fOrder = rawU.fOrder;
- fTau = rawU.fTau;
- fNoiseThreshold = rawU.fNoiseThreshold;
- fNPedSamples = rawU.fNPedSamples;
- fGeom = rawU.fGeom;
- fOption = rawU.fOption;
- fRemoveBadChannels = rawU.fRemoveBadChannels;
- fFittingAlgorithm = rawU.fFittingAlgorithm;
- fRawAnalyzer = rawU.fRawAnalyzer;
- fMapping[0] = rawU.fMapping[0];
- fMapping[1] = rawU.fMapping[1];
- fMapping[2] = rawU.fMapping[2];
- fMapping[3] = rawU.fMapping[3];
- }
-
- return *this;
-
-}
-
-//____________________________________________________________________________
-AliEMCALRawUtils::~AliEMCALRawUtils() {
//dtor
-
+ delete fRawAnalyzer;
+ delete fTriggerRawDigitMaker;
}
-//____________________________________________________________________________
+
void AliEMCALRawUtils::Digits2Raw()
{
// convert digits of the current event to raw data
-
AliRunLoader *rl = AliRunLoader::Instance();
AliEMCALLoader *loader = dynamic_cast<AliEMCALLoader*>(rl->GetDetectorLoader("EMCAL"));
-
- // get the digits
loader->LoadDigits("EMCAL");
loader->GetEvent();
TClonesArray* digits = loader->Digits() ;
Warning("Digits2Raw", "no digits found !");
return;
}
-
+
static const Int_t nDDL = 12*2; // 12 SM hardcoded for now. Buffers allocated dynamically, when needed, so just need an upper limit here
AliAltroBuffer* buffers[nDDL];
for (Int_t i=0; i < nDDL; i++)
buffers[i] = 0;
-
- TArrayI adcValuesLow(fgTimeBins);
- TArrayI adcValuesHigh(fgTimeBins);
-
+
+ TArrayI adcValuesLow( TIMEBINS );
+ TArrayI adcValuesHigh( TIMEBINS );
+
// loop over digits (assume ordered digits)
- for (Int_t iDigit = 0; iDigit < digits->GetEntries(); iDigit++) {
- AliEMCALDigit* digit = dynamic_cast<AliEMCALDigit *>(digits->At(iDigit)) ;
- if (digit->GetAmp() < fgThreshold)
- continue;
-
- //get cell indices
- Int_t nSM = 0;
- Int_t nIphi = 0;
- Int_t nIeta = 0;
- Int_t iphi = 0;
- Int_t ieta = 0;
- Int_t nModule = 0;
- fGeom->GetCellIndex(digit->GetId(), nSM, nModule, nIphi, nIeta);
- fGeom->GetCellPhiEtaIndexInSModule(nSM, nModule, nIphi, nIeta,iphi, ieta) ;
-
- //Check which is the RCU, 0 or 1, of the cell.
- Int_t iRCU = -111;
- //RCU0
- if (0<=iphi&&iphi<8) iRCU=0; // first cable row
- else if (8<=iphi&&iphi<16 && 0<=ieta&&ieta<24) iRCU=0; // first half;
- //second cable row
- //RCU1
- else if(8<=iphi&&iphi<16 && 24<=ieta&&ieta<48) iRCU=1; // second half;
- //second cable row
- else if(16<=iphi&&iphi<24) iRCU=1; // third cable row
-
- if (nSM%2==1) iRCU = 1 - iRCU; // swap for odd=C side, to allow us to cable both sides the same
-
- if (iRCU<0)
- Fatal("Digits2Raw()","Non-existent RCU number: %d", iRCU);
-
- //Which DDL?
- Int_t iDDL = fgDDLPerSuperModule* nSM + iRCU;
- if (iDDL >= nDDL)
- Fatal("Digits2Raw()","Non-existent DDL board number: %d", iDDL);
-
- if (buffers[iDDL] == 0) {
- // open new file and write dummy header
- TString fileName = AliDAQ::DdlFileName("EMCAL",iDDL);
- //Select mapping file RCU0A, RCU0C, RCU1A, RCU1C
- Int_t iRCUside=iRCU+(nSM%2)*2;
- //iRCU=0 and even (0) SM -> RCU0A.data 0
- //iRCU=1 and even (0) SM -> RCU1A.data 1
- //iRCU=0 and odd (1) SM -> RCU0C.data 2
- //iRCU=1 and odd (1) SM -> RCU1C.data 3
- //cout<<" nSM "<<nSM<<"; iRCU "<<iRCU<<"; iRCUside "<<iRCUside<<endl;
- buffers[iDDL] = new AliAltroBuffer(fileName.Data(),fMapping[iRCUside]);
- buffers[iDDL]->WriteDataHeader(kTRUE, kFALSE); //Dummy;
- }
-
- // out of time range signal (?)
- if (digit->GetTimeR() > GetRawFormatTimeMax() ) {
- AliInfo("Signal is out of time range.\n");
- buffers[iDDL]->FillBuffer((Int_t)digit->GetAmp());
- buffers[iDDL]->FillBuffer(GetRawFormatTimeBins() ); // time bin
- buffers[iDDL]->FillBuffer(3); // bunch length
- buffers[iDDL]->WriteTrailer(3, ieta, iphi, nSM); // trailer
- // calculate the time response function
- } else {
- Bool_t lowgain = RawSampledResponse(digit->GetTimeR(), digit->GetAmp(), adcValuesHigh.GetArray(), adcValuesLow.GetArray()) ;
- if (lowgain)
- buffers[iDDL]->WriteChannel(ieta, iphi, 0, GetRawFormatTimeBins(), adcValuesLow.GetArray(), fgThreshold);
- else
- buffers[iDDL]->WriteChannel(ieta,iphi, 1, GetRawFormatTimeBins(), adcValuesHigh.GetArray(), fgThreshold);
- }
- }
+ for (Int_t iDigit = 0; iDigit < digits->GetEntries(); iDigit++)
+ {
+ AliEMCALDigit* digit = dynamic_cast<AliEMCALDigit *>(digits->At(iDigit)) ;
+ if(!digit)
+ {
+ AliFatal("NULL Digit");
+ }
+ else
+ {
+ if (digit->GetAmplitude() < AliEMCALRawResponse::GetRawFormatThreshold() )
+ {
+ continue;
+ }
+ //get cell indices
+ Int_t nSM = 0;
+ Int_t nIphi = 0;
+ Int_t nIeta = 0;
+ Int_t iphi = 0;
+ Int_t ieta = 0;
+ Int_t nModule = 0;
+ fGeom->GetCellIndex(digit->GetId(), nSM, nModule, nIphi, nIeta);
+ fGeom->GetCellPhiEtaIndexInSModule(nSM, nModule, nIphi, nIeta,iphi, ieta) ;
+
+ //Check which is the RCU, 0 or 1, of the cell.
+ Int_t iRCU = -111;
+ if (0<=iphi&&iphi<8) iRCU=0; // first cable row
+ else if (8<=iphi&&iphi<16 && 0<=ieta&&ieta<24) iRCU=0; // first half;
+ else if(8<=iphi&&iphi<16 && 24<=ieta&&ieta<48) iRCU=1; // second half;
+ //second cable row
+ else if(16<=iphi&&iphi<24) iRCU=1; // third cable row
+
+ if (nSM%2==1) iRCU = 1 - iRCU; // swap for odd=C side, to allow us to cable both sides the same
+
+ if (iRCU<0)
+ Fatal("Digits2Raw()","Non-existent RCU number: %d", iRCU);
+
+ //Which DDL?
+ Int_t iDDL = NRCUSPERMODULE*nSM + iRCU;
+ if (iDDL < 0 || iDDL >= nDDL){
+ Fatal("Digits2Raw()","Non-existent DDL board number: %d", iDDL);
+ }
+ else{
+ if (buffers[iDDL] == 0)
+ {
+ // open new file and write dummy header
+ TString fileName = AliDAQ::DdlFileName("EMCAL",iDDL);
+ //Select mapping file RCU0A, RCU0C, RCU1A, RCU1C
+ Int_t iRCUside=iRCU+(nSM%2)*2;
+ //iRCU=0 and even (0) SM -> RCU0A.data 0
+ //iRCU=1 and even (0) SM -> RCU1A.data 1
+ //iRCU=0 and odd (1) SM -> RCU0C.data 2
+ //iRCU=1 and odd (1) SM -> RCU1C.data 3
+ buffers[iDDL] = new AliAltroBuffer(fileName.Data(),fMapping[iRCUside]);
+ buffers[iDDL]->WriteDataHeader(kTRUE, kFALSE); //Dummy;
+ }
+
+ // out of time range signal (?)
+ if (digit->GetTimeR() > TIMEBINMAX ) {
+ AliInfo("Signal is out of time range.\n");
+ buffers[iDDL]->FillBuffer((Int_t)digit->GetAmplitude());
+ buffers[iDDL]->FillBuffer( TIMEBINS ); // time bin
+ buffers[iDDL]->FillBuffer(3); // bunch length
+ buffers[iDDL]->WriteTrailer(3, ieta, iphi, nSM); // trailer
+ // calculate the time response function
+ } else {
+ Bool_t lowgain = AliEMCALRawResponse::RawSampledResponse(digit->GetTimeR(), digit->GetAmplitude(),
+ adcValuesHigh.GetArray(), adcValuesLow.GetArray()) ;
+
+ if (lowgain)
+ buffers[iDDL]->WriteChannel(ieta, iphi, 0, TIMEBINS, adcValuesLow.GetArray(), AliEMCALRawResponse::GetRawFormatThreshold() );
+ else
+ buffers[iDDL]->WriteChannel(ieta,iphi, 1, TIMEBINS, adcValuesHigh.GetArray(), AliEMCALRawResponse::GetRawFormatThreshold() );
+ }
+ }// iDDL under the limits
+ }//digit exists
+ }//Digit loop
// write headers and close files
for (Int_t i=0; i < nDDL; i++) {
delete buffers[i];
}
}
-
+
loader->UnloadDigits();
}
-//____________________________________________________________________________
-void AliEMCALRawUtils::Raw2Digits(AliRawReader* reader,TClonesArray *digitsArr, const AliCaloCalibPedestal* pedbadmap)
-{
- // convert raw data of the current event to digits
-
- digitsArr->Clear();
-
- if (!digitsArr) {
- Error("Raw2Digits", "no digits found !");
- return;
- }
- if (!reader) {
- Error("Raw2Digits", "no raw reader found !");
- return;
- }
-
- AliCaloRawStreamV3 in(reader,"EMCAL",fMapping);
- // Select EMCAL DDL's;
- reader->Select("EMCAL",0,43); // 43 = AliEMCALGeoParams::fgkLastAltroDDL
-
- // fRawAnalyzer setup
- fRawAnalyzer->SetAmpCut(fNoiseThreshold);
- fRawAnalyzer->SetFitArrayCut(fNoiseThreshold);
- fRawAnalyzer->SetIsZeroSuppressed(true); // TMP - should use stream->IsZeroSuppressed(), or altro cfg registers later
-
- // channel info parameters
- Int_t lowGain = 0;
- Int_t caloFlag = 0; // low, high gain, or TRU, or LED ref.
-
- // start loop over input stream
- while (in.NextDDL()) {
- while (in.NextChannel()) {
- //Check if the signal is high or low gain and then do the fit,
- //if it is from TRU or LEDMon do not fit
- caloFlag = in.GetCaloFlag();
- if (caloFlag != 0 && caloFlag != 1) continue;
-
- //Do not fit bad channels
- if(fRemoveBadChannels && pedbadmap->IsBadChannel(in.GetModule(),in.GetColumn(),in.GetRow())) {
- //printf("Tower from SM %d, column %d, row %d is BAD!!! Skip \n", in.GetModule(),in.GetColumn(),in.GetRow());
- continue;
- }
- vector<AliCaloBunchInfo> bunchlist;
- while (in.NextBunch()) {
- bunchlist.push_back( AliCaloBunchInfo(in.GetStartTimeBin(), in.GetBunchLength(), in.GetSignals() ) );
- } // loop over bunches
-
- Float_t time = 0;
- Float_t amp = 0;
-
- if ( fFittingAlgorithm == kFastFit || fFittingAlgorithm == kNeuralNet || fFittingAlgorithm == kLMS || fFittingAlgorithm == kPeakFinder || fFittingAlgorithm == kCrude) {
- // all functionality to determine amp and time etc is encapsulated inside the Evaluate call for these methods
- AliCaloFitResults fitResults = fRawAnalyzer->Evaluate( bunchlist, in.GetAltroCFG1(), in.GetAltroCFG2());
-
- amp = fitResults.GetAmp();
- time = fitResults.GetTof();
- }
- else { // for the other methods we for now use the functionality of
- // AliCaloRawAnalyzer as well, to select samples and prepare for fits,
- // if it looks like there is something to fit
-
- // parameters init.
- Float_t ampEstimate = 0;
- short maxADC = 0;
- short timeEstimate = 0;
- Float_t pedEstimate = 0;
- Int_t first = 0;
- Int_t last = 0;
- Int_t bunchIndex = 0;
- //
- // The PreFitEvaluateSamples + later call to FitRaw will hopefully
- // be replaced by a single Evaluate call or so soon, like for the other
- // methods, but this should be good enough for evaluation of
- // the methods for now (Jan. 2010)
- //
- int nsamples = fRawAnalyzer->PreFitEvaluateSamples( bunchlist, in.GetAltroCFG1(), in.GetAltroCFG2(), bunchIndex, ampEstimate, maxADC, timeEstimate, pedEstimate, first, last);
-
- if (ampEstimate > fNoiseThreshold) { // something worth looking at
-
- time = timeEstimate;
- amp = ampEstimate;
-
- if ( nsamples > 1 ) { // possibly something to fit
- FitRaw(first, last, amp, time);
- }
-
- if ( amp>0 && time>0 ) { // brief sanity check of fit results
-
- // check fit results: should be consistent with initial estimates
- // more magic numbers, but very loose cuts, for now..
- // We have checked that amp and ampEstimate values are positive so division for assymmetry
- // calculation should be OK/safe
- Float_t ampAsymm = (amp - ampEstimate)/(amp + ampEstimate);
- if ( (TMath::Abs(ampAsymm) > 0.1) ) {
- AliDebug(2,Form("Fit results amp %f time %f not consistent with expectations ped %f max-ped %f time %d",
- amp, time, pedEstimate, ampEstimate, timeEstimate));
-
- // what should do we do then? skip this channel or assign the simple estimate?
- // for now just overwrite the fit results with the simple estimate
- amp = ampEstimate;
- time = timeEstimate;
- } // asymm check
- } // amp & time check
- } // ampEstimate check
- } // method selection
-
- if (amp > fNoiseThreshold) { // something to be stored
- Int_t id = fGeom->GetAbsCellIdFromCellIndexes(in.GetModule(), in.GetRow(), in.GetColumn()) ;
- lowGain = in.IsLowGain();
-
- // go from time-bin units to physical time fgtimetrigger
- time = time * GetRawFormatTimeBinWidth(); // skip subtraction of fgTimeTrigger?
-
- AliDebug(2,Form("id %d lowGain %d amp %g", id, lowGain, amp));
- // printf("Added tower: SM %d, row %d, column %d, amp %3.2f\n",in.GetModule(), in.GetRow(), in.GetColumn(),amp);
- // round off amplitude value to nearest integer
- AddDigit(digitsArr, id, lowGain, TMath::Nint(amp), time);
- }
-
- } // end while over channel
- } //end while over DDL's, of input stream
-
- return ;
-}
-
-//____________________________________________________________________________
-void AliEMCALRawUtils::AddDigit(TClonesArray *digitsArr, Int_t id, Int_t lowGain, Int_t amp, Float_t time) {
- //
- // Add a new digit.
- // This routine checks whether a digit exists already for this tower
- // and then decides whether to use the high or low gain info
- //
- // Called by Raw2Digits
-
+void AliEMCALRawUtils::AddDigit(TClonesArray *digitsArr, Int_t id, Int_t lowGain, Float_t amp, Float_t time, Float_t chi2, Int_t ndf)
+{
+ // comment
AliEMCALDigit *digit = 0, *tmpdigit = 0;
TIter nextdigit(digitsArr);
- while (digit == 0 && (tmpdigit = (AliEMCALDigit*) nextdigit())) {
- if (tmpdigit->GetId() == id)
- digit = tmpdigit;
- }
-
+
+ while (digit == 0 && (tmpdigit = (AliEMCALDigit*) nextdigit()))
+ {
+ if (tmpdigit->GetId() == id) digit = tmpdigit;
+ }
+
if (!digit) { // no digit existed for this tower; create one
- if (lowGain && amp > fgkOverflowCut)
- amp = Int_t(fHighLowGainFactor * amp);
+ Int_t type = AliEMCALDigit::kHG; // use enum in AliEMCALDigit
+ if (lowGain)
+ {
+ amp *= HGLGFACTOR;
+ type = AliEMCALDigit::kLGnoHG;
+ }
+
Int_t idigit = digitsArr->GetEntries();
- new((*digitsArr)[idigit]) AliEMCALDigit( -1, -1, id, amp, time, idigit) ;
- }
- else { // a digit already exists, check range
- // (use high gain if signal < cut value, otherwise low gain)
- if (lowGain) { // new digit is low gain
- if (digit->GetAmp() > fgkOverflowCut) { // use if stored digit is out of range
- digit->SetAmp(Int_t(fHighLowGainFactor * amp));
- digit->SetTime(time);
- }
- }
- else if (amp < fgkOverflowCut) { // new digit is high gain; use if not out of range
- digit->SetAmp(amp);
- digit->SetTime(time);
- }
- }
+ new((*digitsArr)[idigit]) AliEMCALDigit( -1, -1, id, amp, time, type, idigit, chi2, ndf);
+ AliDebug(2,Form("Add digit Id %d for the first time, type %d", id, type));
+ }//digit added first time
+ else
+ { // a digit already exists, check range
+ // (use high gain if signal < cut value, otherwise low gain)
+ if (lowGain)
+ { // new digit is low gain
+ if (digit->GetAmplitude() > OVERFLOWCUT )
+ { // use if previously stored (HG) digit is out of range
+ digit->SetAmplitude( HGLGFACTOR * amp);
+ digit->SetTime(time);
+ digit->SetType(AliEMCALDigit::kLG);
+ AliDebug(2,Form("Add LG digit ID %d for the second time, type %d", digit->GetId(), digit->GetType()));
+ }
+ }//new low gain digit
+ else { // new digit is high gain
+
+ if (amp < OVERFLOWCUT )
+ { // new digit is high gain; use if not out of range
+ digit->SetAmplitude(amp);
+ digit->SetTime(time);
+ digit->SetType(AliEMCALDigit::kHG);
+ AliDebug(2,Form("Add HG digit ID %d for the second time, type %d", digit->GetId(), digit->GetType()));
+ }
+ else
+ { // HG out of range, just change flag value to show that HG did exist
+ digit->SetType(AliEMCALDigit::kLG);
+ AliDebug(2,Form("Change LG digit to HG, ID %d, type %d", digit->GetId(), digit->GetType()));
+ }
+ }//new high gain digit
+ }//digit existed replace it
}
-//____________________________________________________________________________
-void AliEMCALRawUtils::FitRaw(const Int_t firstTimeBin, const Int_t lastTimeBin, Float_t & amp, Float_t & time) const
-{ // Fits the raw signal time distribution
-
- //--------------------------------------------------
- //Do the fit, different fitting algorithms available
- //--------------------------------------------------
- int nsamples = lastTimeBin - firstTimeBin + 1;
-
- switch(fFittingAlgorithm) {
- case kStandard:
- {
- if (nsamples < 3) { return; } // nothing much to fit
- //printf("Standard fitter \n");
-
- // Create Graph to hold data we will fit
- TGraph *gSig = new TGraph( nsamples);
- for (int i=0; i<nsamples; i++) {
- Int_t timebin = firstTimeBin + i;
- gSig->SetPoint(timebin, timebin, fRawAnalyzer->GetReversed(timebin));
- }
-
- TF1 * signalF = new TF1("signal", RawResponseFunction, 0, GetRawFormatTimeBins(), 5);
- signalF->SetParameters(10.,5.,fTau,fOrder,0.); //set all defaults once, just to be safe
- signalF->SetParNames("amp","t0","tau","N","ped");
- signalF->FixParameter(2,fTau); // tau in units of time bin
- signalF->FixParameter(3,fOrder); // order
- signalF->FixParameter(4, 0); // pedestal should be subtracted when we get here
- signalF->SetParameter(1, time);
- signalF->SetParameter(0, amp);
-
- gSig->Fit(signalF, "QROW"); // Note option 'W': equal errors on all points
-
- // assign fit results
- amp = signalF->GetParameter(0);
- time = signalF->GetParameter(1);
-
- delete signalF;
-
- // cross-check with ParabolaFit to see if the results make sense
- FitParabola(gSig, amp); // amp is possibly updated
- //printf("Std : Amp %f, time %g\n",amp, time);
- delete gSig; // delete TGraph
-
- break;
- }//kStandard Fitter
- //----------------------------
- case kLogFit:
- {
- if (nsamples < 3) { return; } // nothing much to fit
- //printf("LogFit \n");
-
- // Create Graph to hold data we will fit
- TGraph *gSigLog = new TGraph( nsamples);
- for (int i=0; i<nsamples; i++) {
- Int_t timebin = firstTimeBin + i;
- gSigLog->SetPoint(timebin, timebin, TMath::Log(fRawAnalyzer->GetReversed(timebin) ) );
- }
-
- TF1 * signalFLog = new TF1("signalLog", RawResponseFunctionLog, 0, GetRawFormatTimeBins(), 5);
- signalFLog->SetParameters(2.3, 5.,fTau,fOrder,0.); //set all defaults once, just to be safe
- signalFLog->SetParNames("amplog","t0","tau","N","ped");
- signalFLog->FixParameter(2,fTau); // tau in units of time bin
- signalFLog->FixParameter(3,fOrder); // order
- signalFLog->FixParameter(4, 0); // pedestal should be subtracted when we get here
- signalFLog->SetParameter(1, time);
- if (amp>=1) {
- signalFLog->SetParameter(0, TMath::Log(amp));
- }
-
- gSigLog->Fit(signalFLog, "QROW"); // Note option 'W': equal errors on all points
-
- // assign fit results
- Double_t amplog = signalFLog->GetParameter(0); //Not Amp, but Log of Amp
- amp = TMath::Exp(amplog);
- time = signalFLog->GetParameter(1);
-
- delete signalFLog;
- //printf("LogFit: Amp %f, time %g\n",amp, time);
- delete gSigLog;
- break;
- } //kLogFit
- //----------------------------
+void AliEMCALRawUtils::Raw2Digits(AliRawReader* reader,TClonesArray *digitsArr, const AliCaloCalibPedestal* pedbadmap, TClonesArray *digitsTRG, AliEMCALTriggerData* trgData)
+{
+ //conversion of raw data to digits
+ if(digitsArr) digitsArr->Clear("C");
+ if (!digitsArr) { Error("Raw2Digits", "no digits found !");return;}
+ if (!reader) {Error("Raw2Digits", "no raw reader found !");return;}
+ AliEMCALTriggerSTURawStream inSTU(reader);
+ AliCaloRawStreamV3 in(reader,"EMCAL",fMapping);
+ reader->Select("EMCAL",0,43); // 43 = AliEMCALGeoParams::fgkLastAltroDDL
+ fTriggerRawDigitMaker->Reset();
+ fTriggerRawDigitMaker->SetIO(reader, in, inSTU, digitsTRG, trgData);
+ fRawAnalyzer->SetIsZeroSuppressed(true); // TMP - should use stream->IsZeroSuppressed(), or altro cfg registers later
- //----------------------------
- }//switch fitting algorithms
+ Int_t lowGain = 0;
+ Int_t caloFlag = 0; // low, high gain, or TRU, or LED ref.
+
+ Float_t bcTimePhaseCorr = 0; // for BC-based L1 phase correction
+ Int_t bcMod4 = (reader->GetBCID() % 4); // LHC uses 40 MHz, EMCal uses 10 MHz clock
+ if (bcMod4==0 || bcMod4==1) {
+ bcTimePhaseCorr = -1e-7; // subtract 100 ns for certain BC values
+ }
- return;
+ while (in.NextDDL())
+ {
+ while (in.NextChannel())
+ {
+ caloFlag = in.GetCaloFlag();
+ if (caloFlag > 2) continue; // Work with ALTRO and FALTRO
+ if(caloFlag < 2 && fRemoveBadChannels && pedbadmap->IsBadChannel(in.GetModule(),in.GetColumn(),in.GetRow()))
+ {
+ continue;
+ }
+ vector<AliCaloBunchInfo> bunchlist;
+ while (in.NextBunch())
+ {
+ bunchlist.push_back( AliCaloBunchInfo(in.GetStartTimeBin(), in.GetBunchLength(), in.GetSignals() ) );
+ }
+ if (bunchlist.size() == 0) continue;
+ if ( caloFlag < 2 )
+ { // ALTRO
+ Int_t id = fGeom->GetAbsCellIdFromCellIndexes(in.GetModule(), in.GetRow(), in.GetColumn()) ;
+ lowGain = in.IsLowGain();
+ fRawAnalyzer->SetL1Phase( in.GetL1Phase() );
+ AliCaloFitResults res = fRawAnalyzer->Evaluate( bunchlist, in.GetAltroCFG1(), in.GetAltroCFG2());
+ if(res.GetAmp() >= fNoiseThreshold )
+ {
+ AddDigit(digitsArr, id, lowGain, res.GetAmp(), res.GetTime()+bcTimePhaseCorr, res.GetChi2(), res.GetNdf() );
+ }
+ }//ALTRO
+ else if(fUseFALTRO)
+ {// Fake ALTRO
+ fTriggerRawDigitMaker->Add( bunchlist );
+ }//Fake ALTRO
+ } // end while over channel
+ } //end while over DDL's, of input stream
+ fTriggerRawDigitMaker->PostProcess();
+ TrimDigits(digitsArr);
}
-//__________________________________________________________________
-void AliEMCALRawUtils::FitParabola(const TGraph *gSig, Float_t & amp) const
-{
- //BEG YS alternative methods to calculate the amplitude
- Double_t * ymx = gSig->GetX() ;
- Double_t * ymy = gSig->GetY() ;
- const Int_t kN = 3 ;
- Double_t ymMaxX[kN] = {0., 0., 0.} ;
- Double_t ymMaxY[kN] = {0., 0., 0.} ;
- Double_t ymax = 0. ;
- // find the maximum amplitude
- Int_t ymiMax = 0 ;
- for (Int_t ymi = 0; ymi < gSig->GetN(); ymi++) {
- if (ymy[ymi] > ymMaxY[0] ) {
- ymMaxY[0] = ymy[ymi] ; //<========== This is the maximum amplitude
- ymMaxX[0] = ymx[ymi] ;
- ymiMax = ymi ;
+
+void AliEMCALRawUtils::TrimDigits(TClonesArray *digitsArr)
+{ // rm entries with LGnoHG (unphysical), out of time window, and too bad chi2
+ AliEMCALDigit *digit = 0;
+ Int_t n = 0;
+ Int_t nDigits = digitsArr->GetEntriesFast();
+ TIter nextdigit(digitsArr);
+ while ((digit = (AliEMCALDigit*) nextdigit())) {
+ if (digit->GetType() == AliEMCALDigit::kLGnoHG) {
+ AliDebug(1,Form("Remove digit with id %d, LGnoHG",digit->GetId()));
+ digitsArr->Remove(digit);
}
- }
- // find the maximum by fitting a parabola through the max and the two adjacent samples
- if ( ymiMax < gSig->GetN()-1 && ymiMax > 0) {
- ymMaxY[1] = ymy[ymiMax+1] ;
- ymMaxY[2] = ymy[ymiMax-1] ;
- ymMaxX[1] = ymx[ymiMax+1] ;
- ymMaxX[2] = ymx[ymiMax-1] ;
- if (ymMaxY[0]*ymMaxY[1]*ymMaxY[2] > 0) {
- //fit a parabola through the 3 points y= a+bx+x*x*x
- Double_t sy = 0 ;
- Double_t sx = 0 ;
- Double_t sx2 = 0 ;
- Double_t sx3 = 0 ;
- Double_t sx4 = 0 ;
- Double_t sxy = 0 ;
- Double_t sx2y = 0 ;
- for (Int_t i = 0; i < kN ; i++) {
- sy += ymMaxY[i] ;
- sx += ymMaxX[i] ;
- sx2 += ymMaxX[i]*ymMaxX[i] ;
- sx3 += ymMaxX[i]*ymMaxX[i]*ymMaxX[i] ;
- sx4 += ymMaxX[i]*ymMaxX[i]*ymMaxX[i]*ymMaxX[i] ;
- sxy += ymMaxX[i]*ymMaxY[i] ;
- sx2y += ymMaxX[i]*ymMaxX[i]*ymMaxY[i] ;
- }
- Double_t cN = (sx2y*kN-sy*sx2)*(sx3*sx-sx2*sx2)-(sx2y*sx-sxy*sx2)*(sx3*kN-sx*sx2);
- Double_t cD = (sx4*kN-sx2*sx2)*(sx3*sx-sx2*sx2)-(sx4*sx-sx3*sx2)*(sx3*kN-sx*sx2) ;
- Double_t c = cN / cD ;
- Double_t b = ((sx2y*kN-sy*sx2)-c*(sx4*kN-sx2*sx2))/(sx3*kN-sx*sx2) ;
- Double_t a = (sy-b*sx-c*sx2)/kN ;
- Double_t xmax = -b/(2*c) ;
- ymax = a + b*xmax + c*xmax*xmax ;//<========== This is the maximum amplitude
+ else if(fTimeMin > digit->GetTime() || fTimeMax < digit->GetTime()) {
+ digitsArr->Remove(digit);
+ AliDebug(1,Form("Remove digit with id %d, Bad Time %e",digit->GetId(), digit->GetTime()));
}
- }
+ else if (0 > digit->GetChi2()) {
+ digitsArr->Remove(digit);
+ AliDebug(1,Form("Remove digit with id %d, Bad Chi2 %e",digit->GetId(), digit->GetChi2()));
+ }
+ else {
+ digit->SetIndexInList(n);
+ n++;
+ }
+ }//while
- Double_t diff = TMath::Abs(1-ymMaxY[0]/amp) ;
- if (diff > 0.1)
- amp = ymMaxY[0] ;
- //printf("Yves : Amp %f, time %g\n",amp, time);
- //END YS
- return;
-}
-
-//__________________________________________________________________
-Double_t AliEMCALRawUtils::RawResponseFunction(Double_t *x, Double_t *par)
-{
- // Matches version used in 2007 beam test
- //
- // Shape of the electronics raw reponse:
- // It is a semi-gaussian, 2nd order Gamma function of the general form
- //
- // xx = (t - t0 + tau) / tau [xx is just a convenient help variable]
- // F = A * (xx**N * exp( N * ( 1 - xx) ) for xx >= 0
- // F = 0 for xx < 0
- //
- // parameters:
- // A: par[0] // Amplitude = peak value
- // t0: par[1]
- // tau: par[2]
- // N: par[3]
- // ped: par[4]
- //
- Double_t signal ;
- Double_t tau =par[2];
- Double_t n =par[3];
- Double_t ped = par[4];
- Double_t xx = ( x[0] - par[1] + tau ) / tau ;
-
- if (xx <= 0)
- signal = ped ;
- else {
- signal = ped + par[0] * TMath::Power(xx , n) * TMath::Exp(n * (1 - xx )) ;
- }
- return signal ;
-}
-
-//__________________________________________________________________
-Double_t AliEMCALRawUtils::RawResponseFunctionLog(Double_t *x, Double_t *par)
-{
- // Matches version used in 2007 beam test
- //
- // Shape of the electronics raw reponse:
- // It is a semi-gaussian, 2nd order Gamma function of the general form
- //
- // xx = (t - t0 + tau) / tau [xx is just a convenient help variable]
- // F = A * (xx**N * exp( N * ( 1 - xx) ) for xx >= 0
- // F = 0 for xx < 0
- //
- // parameters:
- // Log[A]: par[0] // Amplitude = peak value
- // t0: par[1]
- // tau: par[2]
- // N: par[3]
- // ped: par[4]
- //
- Double_t signal ;
- Double_t tau =par[2];
- Double_t n =par[3];
- //Double_t ped = par[4]; // not used
- Double_t xx = ( x[0] - par[1] + tau ) / tau ;
-
- if (xx < 0)
- signal = par[0] - n*TMath::Log(TMath::Abs(xx)) + n * (1 - xx ) ;
- else {
- signal = par[0] + n*TMath::Log(xx) + n * (1 - xx ) ;
- }
- return signal ;
+ digitsArr->Compress();
+ AliDebug(1,Form("N Digits before trimming : %d; after array compression %d",nDigits,digitsArr->GetEntriesFast()));
}
-//__________________________________________________________________
-Bool_t AliEMCALRawUtils::RawSampledResponse(const Double_t dtime, const Double_t damp, Int_t * adcH, Int_t * adcL, const Int_t keyErr) const
-{
- // for a start time dtime and an amplitude damp given by digit,
- // calculates the raw sampled response AliEMCAL::RawResponseFunction
-
- Bool_t lowGain = kFALSE ;
-
- // A: par[0] // Amplitude = peak value
- // t0: par[1]
- // tau: par[2]
- // N: par[3]
- // ped: par[4]
-
- TF1 signalF("signal", RawResponseFunction, 0, GetRawFormatTimeBins(), 5);
- signalF.SetParameter(0, damp) ;
- signalF.SetParameter(1, (dtime + fgTimeTrigger)/fgTimeBinWidth) ;
- signalF.SetParameter(2, fTau) ;
- signalF.SetParameter(3, fOrder);
- signalF.SetParameter(4, fgPedestalValue);
-
- Double_t signal=0.0, noise=0.0;
- for (Int_t iTime = 0; iTime < GetRawFormatTimeBins(); iTime++) {
- signal = signalF.Eval(iTime) ;
-
- // Next lines commeted for the moment but in principle it is not necessary to add
- // extra noise since noise already added at the digits level.
-
- //According to Terry Awes, 13-Apr-2008
- //add gaussian noise in quadrature to each sample
- //Double_t noise = gRandom->Gaus(0.,fgFEENoise);
- //signal = sqrt(signal*signal + noise*noise);
-
- // March 17,09 for fast fit simulations by Alexei Pavlinov.
- // Get from PHOS analysis. In some sense it is open questions.
- if(keyErr>0) {
- noise = gRandom->Gaus(0.,fgFEENoise);
- signal += noise;
- }
-
- adcH[iTime] = static_cast<Int_t>(signal + 0.5) ;
- if ( adcH[iTime] > fgkRawSignalOverflow ){ // larger than 10 bits
- adcH[iTime] = fgkRawSignalOverflow ;
- lowGain = kTRUE ;
- }
-
- signal /= fHighLowGainFactor;
-
- adcL[iTime] = static_cast<Int_t>(signal + 0.5) ;
- if ( adcL[iTime] > fgkRawSignalOverflow) // larger than 10 bits
- adcL[iTime] = fgkRawSignalOverflow ;
- }
- return lowGain ;
-}
-//__________________________________________________________________
void AliEMCALRawUtils::SetFittingAlgorithm(Int_t fitAlgo)
-{
- //Set fitting algorithm and initialize it if this same algorithm was not set before.
-
- if(fitAlgo == fFittingAlgorithm && fRawAnalyzer) {
- //Do nothing, this same algorithm already set before.
- //printf("**** Algorithm already set before, number %d, %s ****\n",fitAlgo, fRawAnalyzer->GetName());
- return;
- }
- //Initialize the requested algorithm
- if(fitAlgo != fFittingAlgorithm || !fRawAnalyzer) {
- //printf("**** Init Algorithm , number %d ****\n",fitAlgo);
-
- fFittingAlgorithm = fitAlgo;
- if (fRawAnalyzer) delete fRawAnalyzer; // delete prev. analyzer if existed.
-
- if (fitAlgo == kFastFit) {
- fRawAnalyzer = new AliCaloRawAnalyzerFastFit();
- }
- else if (fitAlgo == kNeuralNet) {
- fRawAnalyzer = new AliCaloRawAnalyzerNN();
- }
- else if (fitAlgo == kLMS) {
- fRawAnalyzer = new AliCaloRawAnalyzerLMS();
- }
- else if (fitAlgo == kPeakFinder) {
- fRawAnalyzer = new AliCaloRawAnalyzerPeakFinder();
- }
- else if (fitAlgo == kCrude) {
- fRawAnalyzer = new AliCaloRawAnalyzerCrude();
- }
- else {
- fRawAnalyzer = new AliCaloRawAnalyzer();
- }
- }
-
+{ // select which fitting algo should be used
+ delete fRawAnalyzer; // delete doesn't do anything if the pointer is 0x0
+ fRawAnalyzer = AliCaloRawAnalyzerFactory::CreateAnalyzer( fitAlgo );
+ fRawAnalyzer->SetNsampleCut(5); // requirement for fits to be done, for the new methods
+ fRawAnalyzer->SetOverflowCut ( OVERFLOWCUT );
+ fRawAnalyzer->SetAmpCut(fNoiseThreshold);
+ fRawAnalyzer->SetFitArrayCut(fNoiseThreshold);
}
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff