fSigma[t] = 0.0;
fADCmean[t] = 0.0;
fADCsigma[t] = 0.0;
- fGain[t] = 1.0;
}
for(int i=0; i<kNCIUBoards ;i++) {
fTimeResolution[i] = 25./256.; // Default time resolution
fSigma[t] = 0.0;
fADCmean[t] = 0.0;
fADCsigma[t] = 0.0;
- fGain[t] = 1.0;
}
for(int i=0; i<kNCIUBoards ;i++) {
fTimeResolution[i] = 25./256.; // Default time resolution in ns / channel
fPedestal[t] = calibda.GetPedestal(t);
fSigma[t] = calibda.GetSigma(t);
fADCmean[t] = calibda.GetADCmean(t);
- fADCsigma[t] = calibda.GetADCsigma(t);
- fGain[t] = calibda.GetGain(t); }
+ fADCsigma[t] = calibda.GetADCsigma(t); }
for(int t=0; t<64; t++) {
fMeanHV[t] = calibda.GetMeanHV(t);
fPedestal[t] = calibda.GetPedestal(t);
fSigma[t] = calibda.GetSigma(t);
fADCmean[t] = calibda.GetADCmean(t);
- fADCsigma[t] = calibda.GetADCsigma(t);
- fGain[t] = calibda.GetGain(t); }
+ fADCsigma[t] = calibda.GetADCsigma(t); }
for(int t=0; t<64; t++) {
fMeanHV[t] = calibda.GetMeanHV(t);
else if(name.Contains("SearchWindow")) SetSearchWindow((UInt_t) val,iBoard);
else if(name.Contains("TriggerCountOffset")) SetTriggerCountOffset((UInt_t) val,iBoard);
else if(name.Contains("RollOver")) SetRollOver((UInt_t) val,iBoard);
- else if(name.Contains("DelayHit")) SetTimeOffset(0.01*(Float_t)val,8*iBoard+(iChannel-1));
- else if(name.Contains("DiscriThr")) SetDiscriThr(((Float_t)val-2040.)/112.,8*iBoard+(iChannel-1));
+ else if(name.Contains("DelayHit")) SetTimeOffset(0.01*(Float_t)val,iBoard,(iChannel-1));
+ else if(name.Contains("DiscriThr")) SetDiscriThr(((Float_t)val-2040.)/112.,iBoard,(iChannel-1));
else AliError(Form("No Setter found for FEE parameter : %s",name.Data()));
}
}
//________________________________________________________________
-void AliVZEROCalibData::SetGain(const Float_t* Gain)
+void AliVZEROCalibData::SetTimeOffset(Float_t val, Int_t board, Int_t channel)
{
- if(Gain) for(int t=0; t<128; t++) fGain[t] = Gain[t];
- else for(int t=0; t<128; t++) fGain[t] = 0.0;
-}
-
-//________________________________________________________________
-void AliVZEROCalibData::SetTimeOffset(Float_t val, Int_t channel)
-{
- if((channel>=0) && (channel<64)){
- fTimeOffset[channel]=val;
- AliInfo(Form("Time offset for channel %d set to %f",channel,fTimeOffset[channel]));
+ Int_t ch = AliVZEROCalibData::GetOfflineChannelNumber(board,channel);
+ if(ch >= 0){
+ fTimeOffset[ch]=val;
+ AliInfo(Form("Time offset for channel %d set to %f",ch,fTimeOffset[ch]));
}
else
- AliError(Form("Channel %d is not valid",channel));
+ AliError("Board/Channel numbers are not valid");
}
//________________________________________________________________
return mip;
}
+
+//________________________________________________________________
+Float_t AliVZEROCalibData::GetGain(Int_t channel) const
+{
+ // Computes the PM gain factors
+ // Argument passed is the PM number (aliroot numbering)
+ Float_t a[64] = {-39.68,-35.83,-36.92,-36.42,-37.02,-37.50,-43.05,-39.39,
+ -36.62,-36.93,-37.30,-36.46,-39.51,-40.32,-39.92,-39.20,
+ -35.39,-37.95,-38.85,-42.76,-40.68,-40.32,-39.00,-37.36,
+ -39.64,-38.86,-37.59,-39.59,-37.97,-36.32,-38.88,-41.35,
+ -36.01,-36.82,-39.48,-36.86,-38.22,-32.55,-39.44,-35.08,
+ -29.91,-37.88,-33.25,-36.49,-37.25,-35.89,-40.31,-39.15,
+ -41.71,-37.07,-38.94,-36.04,-36.62,-32.96,-36.99,-30.71,
+ -36.66,-37.23,-35.98,-36.56,-35.64,-36.97,-35.88,-38.78};
+ Float_t b[64] = { 7.40, 6.83, 7.02, 6.94, 7.03, 7.04, 7.79, 7.27,
+ 6.92, 6.96, 7.01, 6.90, 7.28, 7.38, 7.33, 7.23,
+ 6.71, 7.05, 7.17, 7.69, 7.41, 7.38, 7.21, 7.11,
+ 7.26, 7.12, 6.98, 7.35, 6.99, 6.79, 7.13, 7.58,
+ 6.95, 7.01, 7.33, 7.01, 7.21, 6.01, 7.34, 6.44,
+ 5.68, 7.12, 6.07, 6.92, 7.04, 6.82, 7.04, 7.24,
+ 7.53, 6.99, 7.10, 6.89, 7.07, 6.35, 6.88, 5.77,
+ 6.81, 7.01, 6.89, 6.84, 6.68, 6.95, 6.73, 7.14};
+
+ // High Voltage retrieval from Calibration Data Base:
+ Float_t hv = fMeanHV[channel];
+ Float_t gain = 0;
+ if (hv>0)
+ gain = TMath::Exp(a[channel]+b[channel]*TMath::Log(hv));
+ return gain;
+}
+
//________________________________________________________________
void AliVZEROCalibData::SetTimeResolution(UShort_t *resols){
// Set Time Resolution of the TDC
}
//________________________________________________________________
-void AliVZEROCalibData::SetDiscriThr(Float_t thr, Int_t channel)
+void AliVZEROCalibData::SetDiscriThr(Float_t thr, Int_t board, Int_t channel)
{
// Set the TDC discriminator
// threshold values expressed in units of ADC
- if((channel>=0) && (channel<64)){
+ Int_t ch = AliVZEROCalibData::GetOfflineChannelNumber(board,channel);
+ if(ch >= 0){
if (thr > 0) {
- fDiscriThr[channel]=thr;
- AliInfo(Form("Discriminator threshold for channel %d set to %f",channel,fDiscriThr[channel]));
+ fDiscriThr[ch]=thr;
+ AliInfo(Form("Discriminator threshold for channel %d set to %f",ch,fDiscriThr[ch]));
}
else {
- AliWarning(Form("Ignore wrong threshold value (%f) for channel %d !",thr,channel));
+ AliWarning(Form("Ignore wrong threshold value (%f) for channel %d !",thr,ch));
}
}
else
- AliError(Form("Channel %d is not valid",channel));
+ AliError("Board/Channel numbers are not valid");
}
//________________________________________________________________
if(thresholds) for(int t=0; t<64; t++) fDiscriThr[t] = thresholds[t];
else for(int t=0; t<64; t++) fDiscriThr[t] = 2.5;
}
+
+Int_t AliVZEROCalibData::GetOfflineChannelNumber(Int_t board, Int_t channel)
+{
+ // Get the offline channel number from
+ // the FEE board and channel indexes
+
+ if (board < 0 || board >= 8) {
+ AliErrorClass(Form("Wrong FEE board number: %d",board));
+ return -1;
+ }
+ if (channel < 0 || channel >= 8) {
+ AliErrorClass(Form("Wrong FEE channel number: %d",channel));
+ return -1;
+ }
+
+ Int_t offCh = (board < 4) ? (8 * board + 32) : (8 * board -32);
+ offCh += (7 - channel);
+
+ return offCh;
+}
+
+Int_t AliVZEROCalibData::GetBoardNumber(Int_t channel)
+{
+ // Get FEE board number
+ // from offline channel index
+ if (channel >= 0 && channel < 32) return (channel / 8 + 4);
+ if (channel >=32 && channel < 64) return (channel / 8 - 4);
+
+ AliErrorClass(Form("Wrong channel index: %d",channel));
+ return -1;
+}