* See cxx source for full Copyright notice */
/* $Id$ */
-/* History of cvs commits:
- *
- * $Log$
- * Revision 1.3 2007/10/31 17:15:24 mvl
- * Fixed bug in raw data unpacking; Added pedestal to signal fit; Added logic to deal with high/low gain
- *
- * Revision 1.2 2007/09/03 20:55:35 jklay
- * EMCAL e-by-e reconstruction methods from Cvetan
- *
- * Revision 1.1 2007/03/17 19:56:38 mvl
- * Moved signal shape routines from AliEMCAL to separate class AliEMCALRawUtils to streamline raw data reconstruction code.
- *
- *
- */
+
//_________________________________________________________________________
// Utility Class for handling Raw data
// Does all transitions from Digits to Raw and vice versa,
//
#include "TObject.h" // for ROOT types
#include <TString.h>
-#include "AliCaloRawStream.h"
-
+//#include "AliCaloRawStream.h"
+class AliCaloRawStream;
+class AliAltroMapping;
class TGraph;
class TF1;
class AliRawReader;
class AliEMCALRawUtils : public TObject {
public:
AliEMCALRawUtils();
+ AliEMCALRawUtils(AliEMCALGeometry *pGeometry);
virtual ~AliEMCALRawUtils();
AliEMCALRawUtils(const AliEMCALRawUtils& rawUtils); //copy ctor
void AddDigit(TClonesArray *digitsArr, Int_t id, Int_t lowGain, Int_t amp, Float_t time);
// Signal shape parameters
- Double_t GetRawFormatHighLowGainFactor() const {return fHighLowGainFactor ;}
- static Int_t GetRawFormatOrder() { return fgOrder ; }
+ 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; }
+
+ 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; }
+
static Int_t GetRawFormatTimeBins() { return fgkTimeBins ; }
static Double_t GetRawFormatTimeMax() { return fgkTimeBins*fgTimeBinWidth; }
static Double_t GetRawFormatTimeBinWidth() { return fgTimeBinWidth; }
- Double_t GetRawFormatTau() const { return fgTau ; }
+ 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 ; }
void SetOption(Option_t* opt) { fOption = opt; }
// Signal shape functions
- void FitRaw(TGraph * gSig, TF1* signalF, Float_t & amp, Float_t & time);
+ void FitRaw(TGraph * gSig, TF1* signalF, Float_t & amp, Float_t & time) const ;
static Double_t RawResponseFunction(Double_t *x, Double_t *par);
Bool_t RawSampledResponse(Double_t dtime, Double_t damp, Int_t * adcH, Int_t * adcL) const;
- ClassDef(AliEMCALRawUtils,1)
private:
Double_t fHighLowGainFactor ; // high to low gain factor for the raw RO signal
- static Int_t fgOrder ; // order of the gamma function for the RO signal
- static Double_t fgTau ; // tau parameter of gamma function for the RO signal
- static Double_t fgTimeTrigger ; // time of the trigger for the 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 fgkTimeBins = 256 ; // number of sampling bins of the raw RO signal
+ static const Int_t fgkRawSignalOverflow = 0x3FF; // maximum signal (10 bits)
+
+ 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[2]; //only two for now
+ AliAltroMapping* fMapping[4]; //only two for now
TString fOption; //! option passed from Reconstructor
+
+ ClassDef(AliEMCALRawUtils,3) // utilities for raw signal fitting
};
#endif