/**************************************************************************
-* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
-* *
-* Author: The ALICE Off-line Project. *
-* Contributors are mentioned in the code where appropriate. *
-* *
-* Permission to use, copy, modify and distribute this software and its *
-* documentation strictly for non-commercial purposes is hereby granted *
-* without fee, provided that the above copyright notice appears in all *
-* copies and that both the copyright notice and this permission notice *
-* appear in the supporting documentation. The authors make no claims *
-* about the suitability of this software for any purpose. It is *
-* provided "as is" without express or implied warranty. *
-**************************************************************************/
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
// $Id$
const Int_t AliMUONDigitCalibrator::fgkNoGain(0);
const Int_t AliMUONDigitCalibrator::fgkGainConstantCapa(1);
const Int_t AliMUONDigitCalibrator::fgkGain(2);
+const Int_t AliMUONDigitCalibrator::fgkInjectionGain(3);
//_____________________________________________________________________________
AliMUONDigitCalibrator::AliMUONDigitCalibrator(const AliMUONCalibrationData& calib,
fApplyGains = fgkGain;
AliInfo("Will apply gain correction, with measured capacitances");
}
+ else if ( cMode == "INJECTIONGAIN")
+ {
+ fApplyGains = fgkInjectionGain;
+ AliInfo("Will apply injection gain correction, with EMELEC factory gains");
+ }
else
{
AliError(Form("Invalid calib mode = %s. Will use NOGAIN instead",calibMode));
fApplyGains = fgkNoGain;
}
-
+
// Load mapping manu store
if ( ! AliMpCDB::LoadManuStore() ) {
AliFatal("Could not access manu store from OCDB !");
}
-
+
fStatusMaker = new AliMUONPadStatusMaker(calib);
// Set default values, as loose as reasonable
-
+
fChargeSigmaCut = 3.0;
Int_t mask(0x8080); // reject pads where ped *or* hv are missing
fStatusMapMaker = new AliMUONPadStatusMapMaker(*fStatusMaker,mask,deferredInitialization);
fPedestals = calib.Pedestals();
-
+
fGains = calib.Gains(); // we get gains whatever the calibMode is, in order
// to get the saturation value...
-
+
if ( fApplyGains == fgkGain )
{
fCapacitances = calib.Capacitances();
AliInfo("Summary of messages:");
fLogger->Print();
-
+
AliInfo(Form("We have seen %g pads, and rejected %g (%7.2f %%)",
fNumberOfPads,fNumberOfBadPads,
( fNumberOfPads > 0 ) ? fNumberOfBadPads*100.0/fNumberOfPads : 0 ));
/// Calibrate the digits contained in digitStore
TIter next(digitStore.CreateTrackerIterator());
AliMUONVDigit* digit;
-
+
fStatusMapMaker->RefreshRejectProbabilities(); // this will do something only for simulations
// (and only for those simulations where the reject list contain probabilities which are
// different from zero or one)
Float_t charge(0.0);
Int_t statusMap;
Bool_t isSaturated(kFALSE);
-
+
++fNumberOfPads;
-
+
Bool_t ok = IsValidDigit(digit->DetElemId(),digit->ManuId(),digit->ManuChannel(),&statusMap);
-
+
digit->SetStatusMap(statusMap);
if (ok)
digit->DetElemId(),digit->ManuId(),digit->ManuChannel(),
digit->ADC(),statusMap,
fStatusMaker->AsString(fStatusMaker->PadStatus(digit->DetElemId(),digit->ManuId(),digit->ManuChannel())).Data()));
-
+
++fNumberOfBadPads;
}
}
Float_t padc = adc-pedestal->ValueAsFloat(manuChannel,0);
- Float_t charge(0);
- Float_t capa(1.0);
- if ( fApplyGains == fgkGainConstantCapa )
- {
- capa = 0.2; // pF
- }
- else if ( fApplyGains == fgkGain )
+ // Gain (mV/fC) = 1/(a0*capa) with a0~1.25 and capa~0.2
+ Float_t charge(0);
+ Float_t capa(0.2); // capa = 0.2 and a0 = 1.25
+ Float_t a0(1.25); // is equivalent to gain = 4 mV/fC
+ Float_t a1(0);
+ Float_t adc2mv(0.61); // 1 ADC channel = 0.61 mV
+ Float_t injGain(4); // By default the gain is set to 4 mV/fC
+
+ if ( fApplyGains == fgkGain || fApplyGains == fgkInjectionGain )
{
-
-
Int_t serialNumber
- = AliMpManuStore::Instance()->GetManuSerial(detElemId, manuId);
+ = AliMpManuStore::Instance()->GetManuSerial(detElemId, manuId);
AliMUONVCalibParam* param = static_cast<AliMUONVCalibParam*>(fCapacitances->FindObject(serialNumber));
if ( param )
{
- capa = param->ValueAsFloat(manuChannel);
+ capa = param->ValueAsFloat(manuChannel,0);
+ injGain = param->ValueAsFloat(manuChannel,1);
}
else
{
- fLogger->Log(Form("No capa found for serialNumber=%d",serialNumber));
- capa = 0.0;
+ // If capa not found in the OCDB we use default value
+ fLogger->Log(Form("No capa (injGain) found for serialNumber=%d",serialNumber));
+ return 0.0;
}
}
if ( padc > nsigmas*pedestal->ValueAsFloat(manuChannel,1) )
{
- if ( fApplyGains != fgkNoGain )
+ if ( fApplyGains == fgkGain || fApplyGains == fgkGainConstantCapa )
{
- Float_t a0 = gain->ValueAsFloat(manuChannel,0);
- Float_t a1 = gain->ValueAsFloat(manuChannel,1);
+ a0 = gain->ValueAsFloat(manuChannel,0);
+ a1 = gain->ValueAsFloat(manuChannel,1);
Int_t thres = gain->ValueAsInt(manuChannel,2);
if ( padc < thres )
{
{
charge = a0*thres + a0*(padc-thres) + a1*(padc-thres)*(padc-thres);
}
+ charge *= capa*adc2mv;
}
- else
+ else if ( fApplyGains == fgkInjectionGain )
{
- charge = padc;
+
+ charge = padc*adc2mv/injGain;
}
+ else
+ {
+ charge = a0*padc*capa*adc2mv;
+ }
}
- charge *= capa;
-
if ( isSaturated )
{
Int_t saturation(3000);
-
+
if ( gain && ( fApplyGains != fgkNoGain ) )
{
saturation = gain->ValueAsInt(manuChannel,4);
}
-
+
if ( padc >= saturation )
{
*isSaturated = kTRUE;