Int_t iCol = 0;
Int_t iTime = 0;
- Double_t *inADC = new Double_t[fTimeTotal]; // ADC data before tail cancellation
- Double_t *outADC = new Double_t[fTimeTotal]; // ADC data after tail cancellation
+ Float_t *arr = new Float_t[fTimeTotal]; // temp array containing the ADC signals
TTreeSRedirector *fDebugStream = fReconstructor->GetDebugStream(AliTRDrecoParam::kClusterizer);
Bool_t debugStreaming = fReconstructor->GetRecoParam()->GetStreamLevel(AliTRDrecoParam::kClusterizer) > 7 && fReconstructor->IsDebugStreaming();
+ Int_t nexp = fReconstructor->GetRecoParam()->GetTCnexp();
while(fIndexes->NextRCIndex(iRow, iCol))
{
- Bool_t corrupted = kFALSE;
- if (fCalPadStatusROC->GetStatus(iCol, iRow)) corrupted = kTRUE;
+ // if corrupted then don't make the tail cancallation
+ if (fCalPadStatusROC->GetStatus(iCol, iRow)) continue;
// Save data into the temporary processing array and substract the baseline,
// since DeConvExp does not expect a baseline
for (iTime = 0; iTime < fTimeTotal; iTime++)
- inADC[iTime] = fDigits->GetData(iRow,iCol,iTime)-fBaseline;
+ arr[iTime] = fDigits->GetData(iRow,iCol,iTime)-fBaseline;
if(debugStreaming){
for (iTime = 0; iTime < fTimeTotal; iTime++)
<< "col=" << iCol
<< "row=" << iRow
<< "time=" << iTime
- << "inADC=" << inADC[iTime]
- << "outADC=" << outADC[iTime]
- << "corrupted=" << corrupted
+ << "arr=" << arr[iTime]
<< "\n";
}
- if (!corrupted)
- {
- // Apply the tail cancelation via the digital filter
- // (only for non-coorupted pads)
- DeConvExp(&inADC[0],&outADC[0],fTimeTotal,fReconstructor->GetRecoParam() ->GetTCnexp());
- }
- else memcpy(&outADC[0],&inADC[0],fTimeTotal*sizeof(inADC[0]));
+ // Apply the tail cancelation via the digital filter
+ DeConvExp(arr,fTimeTotal,nexp);
// Save tailcancalled data and add the baseline
for(iTime = 0; iTime < fTimeTotal; iTime++)
- fDigits->SetData(iRow,iCol,iTime,(Short_t)(outADC[iTime] + fBaseline + 0.5));
+ fDigits->SetData(iRow,iCol,iTime,(Short_t)(arr[iTime] + fBaseline + 0.5f));
} // while irow icol
- delete [] inADC;
- delete [] outADC;
+ delete [] arr;
return;
}
//_____________________________________________________________________________
-void AliTRDclusterizer::DeConvExp(const Double_t *const source, Double_t *const target
- ,const Int_t n, const Int_t nexp)
+void AliTRDclusterizer::DeConvExp(Float_t *const arr, const Int_t n, const Int_t nexp)
{
//
// Tail cancellation by deconvolution for PASA v4 TRF
//
- Double_t rates[2];
- Double_t coefficients[2];
+ Float_t rates[2];
+ Float_t coefficients[2];
// Initialization (coefficient = alpha, rates = lambda)
- Double_t r1 = 1.0;
- Double_t r2 = 1.0;
- Double_t c1 = 0.5;
- Double_t c2 = 0.5;
+ Float_t r1 = 1.0;
+ Float_t r2 = 1.0;
+ Float_t c1 = 0.5;
+ Float_t c2 = 0.5;
if (nexp == 1) { // 1 Exponentials
r1 = 1.156;
coefficients[0] = c1;
coefficients[1] = c2;
- Double_t dt = 0.1;
+ Float_t dt = 0.1;
rates[0] = TMath::Exp(-dt/(r1));
rates[1] = TMath::Exp(-dt/(r2));
Int_t i = 0;
Int_t k = 0;
- Double_t reminder[2];
- Double_t correction = 0.0;
- Double_t result = 0.0;
+ Float_t reminder[2];
+ Float_t correction = 0.0;
+ Float_t result = 0.0;
// Attention: computation order is important
for (k = 0; k < nexp; k++) {
for (i = 0; i < n; i++) {
- result = (source[i] - correction); // No rescaling
- target[i] = result;
+ result = (arr[i] - correction); // No rescaling
+ arr[i] = result;
for (k = 0; k < nexp; k++) {
reminder[k] = rates[k] * (reminder[k] + coefficients[k] * result);