#ifndef ALIEMCALRAWUTILS_H #define ALIEMCALRAWUTILS_H /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * See cxx source for full Copyright notice */ /* $Id$ */ //_________________________________________________________________________ // Utility Class for handling Raw data // Does all transitions from Digits to Raw and vice versa, // for simu and reconstruction // // Note: the current version is still simplified. Only // one raw signal per digit is generated; either high-gain or low-gain // 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) // #include "TObject.h" // for ROOT types #include //#include "AliCaloRawStreamV3.h" class AliCaloRawStreamV3; class AliAltroMapping; class TGraph; class AliRawReader; class AliEMCALGeometry; class AliCaloCalibPedestal; class AliCaloRawAnalyzer; class AliEMCALRawUtils : public TObject { public: enum fitAlgorithm {kStandard = 0, kFastFit= 1, kNeuralNet = 2, kLogFit = 3, kLMS = 4, kPeakFinder = 5, kCrude = 6}; AliEMCALRawUtils(fitAlgorithm fitAlgo = kStandard); AliEMCALRawUtils(AliEMCALGeometry *pGeometry, fitAlgorithm fitAlgo = kStandard); virtual ~AliEMCALRawUtils(); AliEMCALRawUtils(const AliEMCALRawUtils& rawUtils); //copy ctor AliEMCALRawUtils& operator =(const AliEMCALRawUtils& rawUtils); void Digits2Raw(); void Raw2Digits(AliRawReader *reader, TClonesArray *digitsArr, const AliCaloCalibPedestal* pedbadmap, TClonesArray *digitsTRG=0x0); void AddDigit(TClonesArray *digitsArr, Int_t id, Int_t lowGain, Float_t amp, Float_t time); void AddDigit(TClonesArray *digitsArr, Int_t id, Int_t timeSamples[], Int_t nSamples); void TrimDigits(TClonesArray *digitsArr); // Signal shape parameters Double_t GetRawFormatHighLowGainFactor() const { return fHighLowGainFactor ;} Int_t GetRawFormatOrder() const { return fOrder ; } Double_t GetRawFormatTau() const { return fTau ; } Int_t GetNoiseThreshold() const { return fNoiseThreshold; } Int_t GetNPedSamples() const { return fNPedSamples; } // get methods for fast fit simulation Int_t GetPedestalValue() const {return fgPedestalValue;} Double_t GetFEENoise() const {return fgFEENoise;} Bool_t GetRemoveBadChannels() const {return fRemoveBadChannels;} Int_t GetFittingAlgorithm() const {return fFittingAlgorithm; } Float_t GetTimeMax() const {return fTimeMax ;} Float_t GetTimeMin() const {return fTimeMin ;} Bool_t UseFALTRO() const {return fUseFALTRO; } void SetRawFormatHighLowGainFactor(Double_t val) {fHighLowGainFactor=val;} void SetRawFormatOrder(Int_t val) {fOrder=val; } void SetRawFormatTau(Double_t val) {fTau=val; } void SetNoiseThreshold(Int_t val) {fNoiseThreshold=val; } void SetNPedSamples(Int_t val) {fNPedSamples=val; } void SetRemoveBadChannels(Bool_t val) {fRemoveBadChannels=val; } void SetFittingAlgorithm(Int_t val) ; void SetTimeMin(Float_t t) {fTimeMin = t ;} void SetTimeMax(Float_t t) {fTimeMax = t ;} void SetFALTROUsage(Bool_t val) {fUseFALTRO=val; } // set methods for fast fit simulation void SetFEENoise(Double_t val) {fgFEENoise = val;} void SetRawFormatTimeBins(Int_t val) {fgTimeBins = val;} void SetPedestalValue(Int_t val) {fgPedestalValue = val;} static Int_t GetRawFormatTimeBins() { return fgTimeBins ; } static Double_t GetRawFormatTimeMax() { return fgTimeBins*fgTimeBinWidth; } static Double_t GetRawFormatTimeBinWidth() { return fgTimeBinWidth; } static Double_t GetRawFormatTimeBin() { return GetRawFormatTimeMax() / GetRawFormatTimeBins(); } Double_t GetRawFormatTimeTrigger() const { return fgTimeTrigger ; } Int_t GetRawFormatThreshold() const { return fgThreshold ; } Int_t GetRawFormatDDLPerSuperModule() const { return fgDDLPerSuperModule ; } AliCaloRawAnalyzer *GetRawAnalyzer() const { return fRawAnalyzer;} virtual Option_t* GetOption() const { return fOption.Data(); } void SetOption(const Option_t* opt) { fOption = opt; } // Signal shape functions void FitRaw(const Int_t firstTimeBin, const Int_t lastTimeBin, Float_t & amp, Float_t & time, Bool_t & fitDone) const ; void FitParabola(const TGraph *gSig, Float_t & amp) const ; static Double_t RawResponseFunction(Double_t *x, Double_t *par); static Double_t RawResponseFunctionLog(Double_t *x, Double_t *par); Bool_t RawSampledResponse(Double_t dtime, Double_t damp, Int_t * adcH, Int_t * adcL, const Int_t keyErr=0) const; static void CalculateChi2(const Double_t* t,const Double_t* y,const Int_t nPoints, const Double_t sig, const Double_t tau, const Double_t amp, const Double_t t0, Double_t &chi2); private: Double_t fHighLowGainFactor ; // high to low gain factor for the raw RO signal Int_t fOrder ; // order of the gamma function for the RO signal Double_t fTau ; // tau parameter of gamma function for the RO signal Int_t fNoiseThreshold; // threshold to consider signal or noise Int_t fNPedSamples; // number of samples to use in pedestal calculation static const Int_t fgkOverflowCut = 950; // cut to discriminate overflowed channels static const Int_t fgkRawSignalOverflow = 0x3FF; // maximum signal (10 bits) static Int_t fgTimeBins; // number of sampling bins of the raw RO signal static Double_t fgTimeTrigger ; // time of the trigger for the RO signal static Double_t fgTimeBinWidth; // maximum sampled time of the raw RO signal static Int_t fgThreshold; // threshold static Int_t fgDDLPerSuperModule; // number of DDL per SuperModule static Int_t fgPedestalValue; // pedestal value for Digits2Raw static Double_t fgFEENoise; // electronics noise in ADC units AliEMCALGeometry* fGeom; // geometry AliAltroMapping* fMapping[4]; // only two for now TString fOption; //! option passed from Reconstructor Bool_t fRemoveBadChannels; // select if bad channels are removed before fitting Int_t fFittingAlgorithm; // select the fitting algorithm Float_t fTimeMin; // minimum threshold for the time of the signal Float_t fTimeMax; // maximum threshold for the time of the signal Bool_t fUseFALTRO; // use FALTRO and pass it to the digits AliCaloRawAnalyzer *fRawAnalyzer; // e.g. for sample selection for fits ClassDef(AliEMCALRawUtils,7) // utilities for raw signal fitting }; #endif