+// -*- 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 "AliCDBManager.h"
#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 "AliCaloBunchInfo.h"
+#include "AliCaloFitResults.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;
+
+using std::vector;
ClassImp(AliEMCALRawUtils)
-
-// Signal shape parameters
-Int_t AliEMCALRawUtils::fgTimeBins = 256; // number of time bins for EMCAL
-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()
- : fHighLowGainFactor(0.), fOrder(0), fTau(0.), fNoiseThreshold(0),
- fNPedSamples(0), fGeom(0), fOption("")
-{
-
- //These are default parameters.
- //Can be re-set from without with setter functions
- 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;
- fNPedSamples = 5;
-
- //Get Mapping RCU files from the AliEMCALRecParam
+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);
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)
- : fHighLowGainFactor(0.), fOrder(0), fTau(0.), fNoiseThreshold(0),
- fNPedSamples(0), fGeom(pGeometry), fOption("")
-{
- //
- // 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
- 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;
- fNPedSamples = 5;
-
- //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)
-{
- //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;
- 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)
-{
- // 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, AliEMCALGeoParams::fgkLastAltroDDL) ; //select EMCAL DDL's
-
- //Updated fitting routine from 2007 beam test takes into account
- //possibility of two peaks in data and selects first one for fitting
- //Also sets some of the starting parameters based on the shape of the
- //given raw signal being fit
-
- TF1 * signalF = new TF1("signal", RawResponseFunction, 0, GetRawFormatTimeBins(), 5);
- signalF->SetParameters(10.,0.,fTau,fOrder,5.); //set all defaults once, just to be safe
- signalF->SetParNames("amp","t0","tau","N","ped");
- signalF->SetParameter(2,fTau); // tau in units of time bin
- signalF->SetParLimits(2,2,-1);
- signalF->SetParameter(3,fOrder); // order
- signalF->SetParLimits(3,2,-1);
-
- Int_t id = -1;
- Float_t time = 0. ;
- Float_t amp = 0. ;
- Int_t i = 0;
- Int_t startBin = 0;
-
- //Graph to hold data we will fit (should be converted to an array
- //later to speed up processing
- TGraph * gSig = new TGraph(GetRawFormatTimeBins());
- 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 do not fit
- caloFlag = in.GetCaloFlag();
- if (caloFlag != 0 && caloFlag != 1) continue;
-
- // There can be zero-suppression in the raw data,
- // so set up the TGraph in advance
- for (i=0; i < GetRawFormatTimeBins(); i++) {
- gSig->SetPoint(i, i , 0);
- }
-
- Int_t maxTime = 0;
- Int_t min = 0x3ff; // init to 10-bit max
- Int_t max = 0; // init to 10-bit min
- int nsamples = 0;
- while (in.NextBunch()) {
- const UShort_t *sig = in.GetSignals();
- startBin = in.GetStartTimeBin();
-
- if (((UInt_t) maxTime) < in.GetStartTimeBin()) {
- maxTime = in.GetStartTimeBin(); // timebins come in reverse order
- }
-
- if (maxTime < 0 || maxTime >= GetRawFormatTimeBins()) {
- AliWarning(Form("Invalid time bin %d",maxTime));
- maxTime = GetRawFormatTimeBins();
- }
- nsamples += in.GetBunchLength();
- for (i = 0; i < in.GetBunchLength(); i++) {
- time = startBin--;
- gSig->SetPoint(time, time, (Double_t) sig[i]) ;
- if (max < sig[i]) max= sig[i];
- if (min > sig[i]) min = sig[i];
- }
- } // loop over bunches
-
- if (nsamples > 0) { // this check is needed for when we have zero-supp. on, but not sparse readout
-
- id = fGeom->GetAbsCellIdFromCellIndexes(in.GetModule(), in.GetRow(), in.GetColumn()) ;
- lowGain = in.IsLowGain();
-
- gSig->Set(maxTime+1);
-
- //Initialize the variables, do not keep previous value.
- amp = -1. ;
- time = -1. ;
- if ( (max - min) > fNoiseThreshold) FitRaw(gSig, signalF, amp, time) ;
-
- if (amp > 0 && amp < 2000) { //check both high and low end of
- //result, 2000 is somewhat arbitrary - not nice with magic numbers in the code..
- AliDebug(2,Form("id %d lowGain %d amp %g", id, lowGain, amp));
-
- AddDigit(digitsArr, id, lowGain, (Int_t)amp, time);
- }
-
- // Reset graph
- for (Int_t index = 0; index < gSig->GetN(); index++) {
- gSig->SetPoint(index, index, 0) ;
- }
- // Reset starting parameters for fit function
- signalF->SetParameters(10.,0.,fTau,fOrder,5.); //reset all defaults just to be safe
-
- } // nsamples>0 check, some data found for this channel; not only trailer/header
- } // end while over channel
- } //end while over DDL's, of input stream
-
- delete signalF ;
- delete gSig;
-
- 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(TGraph * gSig, TF1* signalF, Float_t & amp, Float_t & time) const
-{
- // Fits the raw signal time distribution; from AliEMCALGetter
- amp = time = 0. ;
- Double_t ped = 0;
- Int_t nPed = 0;
-
- for (Int_t index = 0; index < fNPedSamples; index++) {
- Double_t ttime, signal;
- gSig->GetPoint(index, ttime, signal) ;
- if (signal > 0) {
- ped += signal;
- nPed++;
- }
- }
-
- if (nPed > 0)
- ped /= nPed;
- else {
- AliWarning("Could not determine pedestal");
- ped = 10; // put some small value as first guess
- }
+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
+
+ 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
+
+ //AliCDBManager* man = AliCDBManager::Instance();
+ //Int_t runNumber = man->GetRun();
+
+ Int_t runNumber = reader->GetRunNumber();
+
+ if ((runNumber >130850 ) && (bcMod4==0 || bcMod4==1))
+ bcTimePhaseCorr = -1e-7; // subtract 100 ns for certain BC values
+
+ 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);
+}
- Int_t maxFound = 0;
- Int_t iMax = 0;
- Float_t max = -1;
- Float_t maxFit = gSig->GetN();
- Float_t minAfterSig = 9999;
- Int_t tminAfterSig = gSig->GetN();
- Int_t nPedAfterSig = 0;
- Int_t plateauWidth = 0;
- Int_t plateauStart = 9999;
- Float_t cut = 0.3;
- for (Int_t i=fNPedSamples; i < gSig->GetN(); i++) {
- Double_t ttime, signal;
- gSig->GetPoint(i, ttime, signal) ;
- if (!maxFound && signal > max) {
- iMax = i;
- max = signal;
- }
- else if ( max > ped + fNoiseThreshold ) {
- maxFound = 1;
- minAfterSig = signal;
- tminAfterSig = i;
- }
- if (maxFound) {
- if ( signal < minAfterSig) {
- minAfterSig = signal;
- tminAfterSig = i;
- }
- if (i > tminAfterSig + 5) { // Two close peaks; end fit at minimum
- maxFit = tminAfterSig;
- break;
- }
- if ( signal < cut*max){ //stop fit at 30% amplitude(avoid the pulse shape falling edge)
- maxFit = i;
- break;
- }
- if ( signal < ped + fNoiseThreshold)
- nPedAfterSig++;
- if (nPedAfterSig >= 5) { // include 5 pedestal bins after peak
- maxFit = i;
- break;
- }
+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);
}
- //Add check on plateau
- if (signal >= fgkRawSignalOverflow - fNoiseThreshold) {
- if(plateauWidth == 0) plateauStart = i;
- plateauWidth++;
+ 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()));
}
- }
-
- if(plateauWidth > 0) {
- for(int j = 0; j < plateauWidth; j++) {
- //Note, have to remove the same point N times because after each
- //remove, the positions of all subsequent points have shifted down
- gSig->RemovePoint(plateauStart);
+ else if (0 > digit->GetChi2()) {
+ digitsArr->Remove(digit);
+ AliDebug(1,Form("Remove digit with id %d, Bad Chi2 %e",digit->GetId(), digit->GetChi2()));
}
- }
-
- if ( max - ped > fNoiseThreshold ) { // else its noise
- AliDebug(2,Form("Fitting max %d ped %d", max, ped));
- signalF->SetRange(0,maxFit);
-
- if(max-ped > 50)
- signalF->SetParLimits(2,1,3);
-
- signalF->SetParameter(4, ped) ;
- signalF->SetParameter(1, iMax);
- signalF->SetParameter(0, max);
-
- gSig->Fit(signalF, "QROW"); // Note option 'W': equal errors on all points
- amp = signalF->GetParameter(0);
- time = signalF->GetParameter(1)*GetRawFormatTimeBinWidth() - fgTimeTrigger;
- }
- 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
- //
- // t' = (t - t0 + tau) / tau
- // F = A * t**N * exp( N * ( 1 - t) ) for t >= 0
- // F = 0 for t < 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 ;
+ else {
+ digit->SetIndexInList(n);
+ n++;
+ }
+ }//while
+
+ 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
-{
- // 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);
- for (Int_t iTime = 0; iTime < GetRawFormatTimeBins(); iTime++) {
- Double_t 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);
+void AliEMCALRawUtils::SetFittingAlgorithm(Int_t fitAlgo)
+{ // 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);
+}
- // March 17,09 for fast fit simulations by Alexei Pavlinov.
- // Get from PHOS analysis. In some sense it is open questions.
- //Double_t 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 ;
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff