AliITSRawStream(rawReader),
fDDLModuleMap(0),
fData(0),
+fResetSkip(kTRUE),
fEventId(0),
fCarlosId(-1),
fChannel(0),
fJitter(0),
-fResetSkip(0)
+fEightBitSignal(0),
+fDecompressAmbra(kTRUE)
{
// create an object to read ITS SDD raw digits
- fDDLModuleMap=new AliITSDDLModuleMapSDD();
- fDDLModuleMap->SetDefaultMap();
Reset();
for(Int_t im=0;im<kSDDModules;im++){
fLowThresholdArray[im][0]=0;
fLowThresholdArray[im][1]=0;
}
for(Int_t i=0;i<kFifoWords;i++) fNfifo[i]=0;
- for(Int_t i=0;i<kDDLsNumber;i++) fSkip[i]=0;
fRawReader->Reset();
fRawReader->Select("ITSSDD");
AliITSRawStream(rs.fRawReader),
fDDLModuleMap(rs.fDDLModuleMap),
fData(0),
+fResetSkip(kTRUE),
fEventId(0),
fCarlosId(-1),
fChannel(0),
fJitter(0),
-fResetSkip(0)
+fEightBitSignal(0),
+fDecompressAmbra(kTRUE)
{
// copy constructor
AliError("Copy constructor should not be used.");
{
// read the next raw digit
// returns kFALSE if there is no digit left
-// returns kTRUE and fCompletedModule=kFALSE when a digit is found
-// returns kTRUE and fCompletedModule=kTRUE when a module is completed (=3x3FFFFFFF footer words)
+// returns kTRUE and fCompletedModule=kFALSE and fCompletedDDL=kFALSE when a digit is found
+// returns kTRUE and fCompletedModule=kTRUE and fCompletedDDL=kFALSE when a module is completed (=3x3FFFFFFF footer words)
+// returns kTRUE and fCompletedModule=kFALSE and fCompletedDDL=kTRUE when a DDL is completed (=jitter word)
fPrevModuleID = fModuleID;
fCompletedModule=kFALSE;
while (kTRUE) {
- if(fResetSkip==0){
+ if(fResetSkip){
+ Reset();
Bool_t kSkip = SkipHeaderWord();
- fResetSkip=1;
- if(!kSkip) return kSkip;
+ if(!kSkip) return kSkip;
+ fResetSkip=kFALSE;
}
-
if ((fChannel < 0) || (fCarlosId < 0) || (fChannel >= 2) || (fCarlosId >= kModulesPerDDL) || (fLastBit[fCarlosId][fChannel] < fReadBits[fCarlosId][fChannel]) ) {
if (!fRawReader->ReadNextInt(fData)) return kFALSE; // read next word
- fChannel = -1;
if((fData >> 16) == 0x7F00){ // jitter word
- fResetSkip=0;
- Reset();
- continue;
- }
+ fJitter = fData&0x000000ff;
+ fResetSkip=kTRUE;
+ fCompletedModule=kFALSE;
+ fCompletedDDL=kTRUE;
+ return kTRUE;
+ }
UInt_t nData28= fData >> 28;
UInt_t nData30= fData >> 30;
fICountFoot[fCarlosId]++; // stop before the last word (last word=jitter)
if(fICountFoot[fCarlosId]==3){
fCompletedModule=kTRUE;
+ fCompletedDDL=kFALSE;
return kTRUE;
}
} else if(fData==0x3F1F1F1F){ // CarlosRX footer
// JTAG word -- do nothing
} else { // unknown data format
fRawReader->AddMajorErrorLog(kDataFormatErr,Form("Invalid data %8.8x",fData));
- AliWarning(Form("Invalid data: %8.8x\n", fData));
+ AliWarning(Form("Invalid data: %08X\n", fData));
return kFALSE;
}
if(fCarlosId>=0 && fCarlosId <kModulesPerDDL){
Int_t nDDL=fRawReader->GetDDLID();
- fModuleID = GetModuleNumber(nDDL,fCarlosId);
+ fModuleID = GetModuleNumber(nDDL,fCarlosId);
}
} else { // decode data
if (fReadCode[fCarlosId][fChannel]) {// read the next code word
fTimeBin[fCarlosId][fChannel] = 0;
fAnode[fCarlosId][fChannel]++;
} else { // ADC signal data
- fSignal = DecompAmbra(data + (1 << fChannelCode[fCarlosId][fChannel]) + fLowThresholdArray[fModuleID-kSPDModules][fChannel]);
+ fEightBitSignal=data + (1 << fChannelCode[fCarlosId][fChannel]);
+ if(fDecompressAmbra) fSignal = DecompAmbra(fEightBitSignal + fLowThresholdArray[fModuleID-kSPDModules][fChannel]);
fCoord1 = fAnode[fCarlosId][fChannel];
fCoord2 = fTimeBin[fCarlosId][fChannel];
fTimeBin[fCarlosId][fChannel]++;
- //printf("Data read, Module=%d , Anode=%d , Time=%d , Charge=%d\n",fModuleID,fCoord1,fCoord2,fSignal);
+ fCompletedModule=kFALSE;
+ fCompletedDDL=kFALSE;
return kTRUE;
}
}
fReadBits[ic][i]=3;
fTimeBin[ic][i]=0;
fAnode[ic][i]=0;
+ fICountFoot[ic]=0;
}
}
- for(Int_t i=0;i<kModulesPerDDL;i++) fICountFoot[i]=0;
}
//______________________________________________________________________