///////////////////////////////////////////////////////////////////////////////
#include <Riostream.h>
+#include <TMath.h>
+
+#include "AliDAQ.h"
+#include "AliRawDataHeader.h"
+#include "AliRawReader.h"
+#include "AliLog.h"
#include "AliTRDrawData.h"
#include "AliTRDdigitsManager.h"
#include "AliTRDgeometry.h"
#include "AliTRDdataArrayI.h"
#include "AliTRDRawStream.h"
-#include "AliRawDataHeader.h"
-#include "AliRawReader.h"
#include "AliTRDCommonParam.h"
#include "AliTRDcalibDB.h"
-#include "AliDAQ.h"
ClassImp(AliTRDrawData)
//_____________________________________________________________________________
-AliTRDrawData::AliTRDrawData():TObject()
+AliTRDrawData::AliTRDrawData()
+ :TObject()
+ ,fRawVersion(1) // Default Raw Data version set here
+ ,fCommonParam(0)
+ ,fCalibration(0)
+ ,fGeo(0)
+ ,fNumberOfDDLs(0)
{
//
// Default constructor
//
- fDebug = 0;
-
}
//_____________________________________________________________________________
-AliTRDrawData::AliTRDrawData(const AliTRDrawData &r):TObject()
+AliTRDrawData::AliTRDrawData(const AliTRDrawData &r)
+ :TObject(r)
+ ,fRawVersion(1) // Default Raw Data version set here
+ ,fCommonParam(0)
+ ,fCalibration(0)
+ ,fGeo(0)
+ ,fNumberOfDDLs(0)
{
//
- // AliTRDrawData copy constructor
+ // Copy constructor
//
- ((AliTRDrawData &) r).Copy(*this);
-
}
//_____________________________________________________________________________
}
//_____________________________________________________________________________
-AliTRDrawData &AliTRDrawData::operator=(const AliTRDrawData &r)
+Bool_t AliTRDrawData::SetRawVersion(Int_t v)
{
//
- // Assignment operator
+ // Set the raw data version (Currently only version 0, 1 and 2 are available)
//
- if (this != &r) ((AliTRDrawData &) r).Copy(*this);
- return *this;
+ if ( (v >= 0) && (v <= 2) ) {
+ fRawVersion = v;
+ return kTRUE;
+ }
+
+ return kFALSE;
}
//_____________________________________________________________________________
-void AliTRDrawData::Copy(TObject &r) const
+Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree, TTree *tracks )
{
//
- // Copy function
+ // Initialize necessary parameters and call one
+ // of the raw data simulator selected by SetRawVersion.
+ //
+ // Currently tracklet output is not spported yet and it
+ // will be supported in higher version simulator.
//
- ((AliTRDrawData &) r).fDebug = fDebug;
+ fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
+
+ AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
+
+ if (!digitsManager->ReadDigits(digitsTree)) {
+ delete digitsManager;
+ return kFALSE;
+ }
+
+ if (tracks != NULL) {
+ delete digitsManager;
+ AliError("Tracklet input is not supported yet.");
+ return kFALSE;
+ }
+
+ fGeo = new AliTRDgeometry();
+
+ fCommonParam = AliTRDCommonParam::Instance();
+ if (!fCommonParam) {
+ AliError("Could not get common params");
+ delete fGeo;
+ delete digitsManager;
+ return kFALSE;
+ }
+
+ fCalibration = AliTRDcalibDB::Instance();
+ if (!fCalibration) {
+ AliError("Could not get calibration object");
+ delete fGeo;
+ delete digitsManager;
+ return kFALSE;
+ }
+
+ Int_t retval = kTRUE;
+
+ // Call appropriate Raw Simulator
+ if ( fRawVersion == 0 ) retval = Digits2RawV0(digitsManager);
+ else if ( fRawVersion > 0 && fRawVersion <= 2 ) retval = Digits2RawVx(digitsManager);
+ else {
+ retval = kFALSE;
+ AliWarning(Form("Unsupported raw version (fRawVersion=%d).",fRawVersion));
+ }
+
+ // Cleanup
+ delete fGeo;
+ delete digitsManager;
+
+ return retval;
}
//_____________________________________________________________________________
-Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree)
+Bool_t AliTRDrawData::Digits2RawV0(AliTRDdigitsManager* digitsManager)
{
+ //
+ // Bogdan's raw simulator (offline use only)
//
// Convert the digits to raw data byte stream. The output is written
// into the the binary files TRD_<DDL number>.ddl.
// Data bank
//
- const Int_t kNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
const Int_t kSubeventHeaderLength = 8;
const Int_t kSubeventDummyFlag = 0xBB;
Int_t headerSubevent[3];
- ofstream *outputFile[kNumberOfDDLs];
- UInt_t bHPosition[kNumberOfDDLs];
- Int_t ntotalbyte[kNumberOfDDLs];
+ ofstream **outputFile = new ofstream* [fNumberOfDDLs];
+ UInt_t *bHPosition = new UInt_t [fNumberOfDDLs];
+ Int_t *ntotalbyte = new Int_t [fNumberOfDDLs];
Int_t nbyte = 0;
Int_t npads = 0;
unsigned char *bytePtr;
unsigned char *headerPtr;
- AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
- digitsManager->SetDebug(fDebug);
-
- // Read in the digit arrays
- if (!digitsManager->ReadDigits(digitsTree)) {
- delete digitsManager;
- return kFALSE;
- }
-
- AliTRDgeometry *geo = new AliTRDgeometry();
AliTRDdataArrayI *digits;
-
- AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance();
- if (!commonParam)
- {
- printf("<AliTRDrawData::Digits2Raw> ");
- printf("Could not get common params\n");
- return 0;
- }
-
- AliTRDcalibDB* calibration = AliTRDcalibDB::Instance();
- if (!calibration)
- {
- printf("<AliTRDdigitizer::Digits2Raw> ");
- printf("Could not get calibration object\n");
- return kFALSE;
- }
-
- // the event header
- AliRawDataHeader header;
+ AliRawDataHeader header; // The event header
// Open the output files
- for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) {
+ for (Int_t iDDL = 0; iDDL < fNumberOfDDLs; iDDL++) {
+
char name[20];
- strcpy(name,AliDAQ::DdlFileName("TRD",iDDL));
+ sprintf(name, "TRD_%d.ddl", iDDL + AliTRDRawStream::kDDLOffset);
#ifndef __DECCXX
outputFile[iDDL] = new ofstream(name, ios::binary);
#else
// Write a dummy data header
bHPosition[iDDL] = outputFile[iDDL]->tellp();
- outputFile[iDDL]->write((char*)(&header),sizeof(header));
+ outputFile[iDDL]->write((char *) (& header),sizeof(header));
ntotalbyte[iDDL] = 0;
+
}
// Loop through all detectors
for (Int_t det = 0; det < AliTRDgeometry::Ndet(); det++) {
- Int_t cham = geo->GetChamber(det);
- Int_t plan = geo->GetPlane(det);
- Int_t sect = geo->GetSector(det);
- Int_t rowMax = commonParam->GetRowMax(plan,cham,sect);
- Int_t colMax = commonParam->GetColMax(plan);
- Int_t timeTotal = calibration->GetNumberOfTimeBins();
- Int_t bufferMax = rowMax*colMax*timeTotal;
+ Int_t cham = fGeo->GetChamber(det);
+ Int_t plan = fGeo->GetPlane(det);
+ Int_t sect = fGeo->GetSector(det);
+ Int_t rowMax = fCommonParam->GetRowMax(plan,cham,sect);
+ Int_t colMax = fCommonParam->GetColMax(plan);
+ Int_t timeTotal = fCalibration->GetNumberOfTimeBins();
+ Int_t bufferMax = rowMax * colMax * timeTotal;
Int_t *buffer = new Int_t[bufferMax];
npads = 0;
// Get the digits array
digits = digitsManager->GetDigits(det);
digits->Expand();
+ // This is to take care of switched off super modules
+ if (digits->GetNtime() == 0) {
+ continue;
+ }
// Loop through the detector pixel
for (Int_t col = 0; col < colMax; col++) {
nbyte++;
}
- if (fDebug > 1) {
- Info("Digits2Raw","det = %d, nbyte = %d (%d)",det,nbyte,bufferMax);
- }
+ AliDebug(1,Form("det = %d, nbyte = %d (%d)",det,nbyte,bufferMax));
// Write the subevent header
bytePtr = (unsigned char *) headerSubevent;
*bytePtr++ = (nbyte >> 16);
*bytePtr++ = (npads & 0xff);
*bytePtr++ = (npads >> 8);
- outputFile[iDDL]->write((char*)headerPtr,kSubeventHeaderLength);
+ outputFile[iDDL]->write((char *) headerPtr,kSubeventHeaderLength);
// Write the buffer to the file
bytePtr = (unsigned char *) buffer;
- outputFile[iDDL]->write((char*)bytePtr,nbyte);
+ outputFile[iDDL]->write((char *) bytePtr,nbyte);
ntotalbyte[iDDL] += nbyte + kSubeventHeaderLength;
}
- if (fDebug) {
- for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) {
- Info("Digits2Raw","Total size: DDL %d = %d",iDDL,ntotalbyte[iDDL]);
- }
- }
-
// Update the data headers and close the output files
- for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) {
+ for (Int_t iDDL = 0; iDDL < fNumberOfDDLs; iDDL++) {
+
header.fSize = UInt_t(outputFile[iDDL]->tellp()) - bHPosition[iDDL];
header.SetAttribute(0); // valid data
outputFile[iDDL]->seekp(bHPosition[iDDL]);
- outputFile[iDDL]->write((char*)(&header),sizeof(header));
+ outputFile[iDDL]->write((char *) (&header),sizeof(header));
outputFile[iDDL]->close();
delete outputFile[iDDL];
+
}
- delete geo;
- delete digitsManager;
+ delete [] outputFile;
+ delete [] bHPosition;
+ delete [] ntotalbyte;
return kTRUE;
+}
+
+//_____________________________________________________________________________
+Bool_t AliTRDrawData::Digits2RawVx(AliTRDdigitsManager *digitsManager)
+{
+ //
+ // Raw data simulator for all versions > 0. This is prepared for real data.
+ // This version simulate only raw data with ADC data and not with tracklet.
+ //
+
+ const Int_t kMaxHcWords = (fGeo->TBmax()/3)*fGeo->ADCmax()*fGeo->MCMmax()*fGeo->ROBmaxC1()/2 + 100 + 20;
+
+ // Buffer to temporary store half chamber data
+ UInt_t *hc_buffer = new UInt_t[kMaxHcWords];
+
+ // sect is same as iDDL, so I use only sect here.
+ for (Int_t sect = 0; sect < fGeo->Nsect(); sect++) {
+
+ char name[1024];
+ sprintf(name,"TRD_%d.ddl",sect + AliTRDRawStream::kDDLOffset);
+
+#ifndef __DECCXX
+ ofstream *of = new ofstream(name, ios::binary);
+#else
+ ofstream *of = new ofstream(name);
+#endif
+
+ // Write a dummy data header
+ AliRawDataHeader header; // the event header
+ UInt_t hpos = of->tellp();
+ of->write((char *) (& header), sizeof(header));
+
+ // Reset payload byte size (payload does not include header).
+ Int_t npayloadbyte = 0;
+
+ // GTU common data header (5x4 bytes per super module, shows link mask)
+ for( Int_t cham = 0; cham < fGeo->Ncham(); cham++ ) {
+ UInt_t GtuCdh = (UInt_t)(0xe << 28);
+ for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
+ Int_t iDet = fGeo->GetDetector(plan, cham, sect);
+ // If chamber status is ok, we assume that the optical link is also OK.
+ // This is shown in the GTU link mask.
+ if ( fCalibration->GetChamberStatus(iDet) )
+ GtuCdh = GtuCdh | (3 << (2*plan));
+ }
+ of->write((char *) (& GtuCdh), sizeof(GtuCdh));
+ npayloadbyte += 4;
+ }
+
+ // Prepare chamber data
+ for( Int_t cham = 0; cham < fGeo->Ncham(); cham++) {
+ for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
+
+ Int_t iDet = fGeo->GetDetector(plan,cham,sect);
+
+ // Get the digits array
+ AliTRDdataArrayI *digits = digitsManager->GetDigits(iDet);
+ digits->Expand();
+
+ Int_t hcwords = 0;
+
+ // Process A side of the chamber
+ if ( fRawVersion >= 1 && fRawVersion <= 2 ) hcwords = ProduceHcDataV1andV2(digits,0,iDet,hc_buffer,kMaxHcWords);
+ of->write((char *) hc_buffer, hcwords*4);
+ npayloadbyte += hcwords*4;
+
+ // Process B side of the chamber
+ if ( fRawVersion >= 1 && fRawVersion <= 2 ) hcwords = ProduceHcDataV1andV2(digits,1,iDet,hc_buffer,kMaxHcWords);
+ of->write((char *) hc_buffer, hcwords*4);
+ npayloadbyte += hcwords*4;
+
+ }
+ }
+
+ // Complete header
+ header.fSize = UInt_t(of->tellp()) - hpos;
+ header.SetAttribute(0); // Valid data
+ of->seekp(hpos); // Rewind to header position
+ of->write((char *) (& header), sizeof(header));
+ of->close();
+ delete of;
+
+ }
+
+ delete hc_buffer;
+ return kTRUE;
+
+}
+
+//_____________________________________________________________________________
+Int_t AliTRDrawData::ProduceHcDataV1andV2(AliTRDdataArrayI *digits, Int_t side
+ , Int_t det, UInt_t *buf, Int_t maxSize)
+{
+ //
+ // This function simulates: 1) SM-I commissiong data Oct. 06 (fRawVersion == 1).
+ // 2) Full Raw Production Version (fRawVersion == 2)
+ //
+ // Produce half chamber data (= an ORI data) for the given chamber (det) and side (side)
+ // where
+ //
+ // side=0 means A side with ROB positions 0, 2, 4, 6.
+ // side=1 means B side with ROB positions 1, 3, 5, 7.
+ //
+ // Chamber type (C0 orC1) is determined by "det" automatically.
+ // Appropriate size of buffer (*buf) must be prepared prior to calling this function.
+ // Pointer to the buffer and its size must be given to "buf" and "maxSize".
+ // Return value is the number of valid data filled in the buffer in unit of 32 bits
+ // UInt_t words.
+ // If buffer size if too small, the data is truncated with the buffer size however
+ // the function will finish without crash (this behaviour is similar to the MCM).
+ //
+
+ Int_t nw = 0; // Number of written words
+ Int_t of = 0; // Number of overflowed words
+ Int_t plan = fGeo->GetPlane( det ); // Plane
+ Int_t cham = fGeo->GetChamber( det ); // Chamber
+ Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL)
+ Int_t nRow = fCommonParam->GetRowMax( plan, cham, sect );
+ Int_t nCol = fCommonParam->GetColMax( plan );
+ const Int_t nTBin = fCalibration->GetNumberOfTimeBins();
+ Int_t kCtype = 0; // Chamber type (0:C0, 1:C1)
+ Int_t iEv = 0xA; // Event ID. Now fixed to 10, how do I get event id?
+ UInt_t x = 0; // General used number
+
+ // Check the nCol and nRow.
+ if ((nCol == 144) &&
+ (nRow == 16 || nRow == 12)) {
+ kCtype = (nRow-12) / 4;
+ }
+ else {
+ AliError(Form("This type of chamber is not supported (nRow=%d, nCol=%d)."
+ ,nRow,nCol));
+ return 0;
+ }
+
+ AliDebug(1,Form("Producing raw data for sect=%d plan=%d cham=%d side=%d"
+ ,sect,plan,cham,side));
+
+ // Tracklet should be processed here but not implemented yet
+
+ // Write end of tracklet marker
+ if (nw < maxSize) {
+ buf[nw++] = endoftrackletmarker;
+ }
+ else {
+ of++;
+ }
+
+ // Half Chamber header
+ if ( fRawVersion == 1 ) {
+ // Now it is the same version as used in SM-I commissioning.
+ Int_t dcs = det+100; // DCS Serial (in simulation, it is meaningless
+ x = (dcs<<20) | (sect<<15) | (plan<<12) | (cham<<9) | (side<<8) | 1;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ }
+ else {
+ of++;
+ }
+ }
+ else if ( fRawVersion == 2 ) {
+ // h[0] (there are 2 HC header)
+ Int_t minorv = 0; // The minor version number
+ Int_t add = 1; // The number of additional header words to follow
+ x = (1<<31) | (fRawVersion<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (plan<<6) | (cham<<3) | (side<<2) | 1;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ }
+ else {
+ of++;
+ }
+ // h[1]
+ Int_t bc_ctr = 99; // bunch crossing counter. Here it is set to 99 always for no reason
+ Int_t pt_ctr = 15; // pretrigger counter. Here it is set to 15 always for no reason
+ Int_t pt_phase = 11; // pretrigger phase. Here it is set to 11 always for no reason
+ x = (bc_ctr<<16) | (pt_ctr<<12) | (pt_phase<<8) | ((nTBin-1)<<2) | 1;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ }
+ else {
+ of++;
+ }
+ }
+
+ // Scan for ROB and MCM
+ for (Int_t iRobRow = 0; iRobRow < (kCtype + 3); iRobRow++ ) {
+ Int_t iRob = iRobRow * 2 + side;
+ for (Int_t iMcm = 0; iMcm < fGeo->MCMmax(); iMcm++ ) {
+ Int_t padrow = iRobRow * 4 + iMcm / 4;
+
+ // MCM header
+ x = ((iRob * fGeo->MCMmax() + iMcm) << 24) | ((iEv % 0x100000) << 4) | 0xC;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ }
+ else {
+ of++;
+ }
+
+ // ADC data
+ for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
+ Int_t padcol = fGeo->GetPadCol(iRob, iMcm, iAdc);
+ UInt_t aa = !(iAdc & 1) + 2;
+ UInt_t *a = new UInt_t[nTBin+2];
+ // 3 timebins are packed into one 32 bits word
+ for (Int_t iT = 0; iT < nTBin; iT+=3) {
+ if ((padcol >= 0) && (padcol < nCol)) {
+ a[iT ] = ((iT ) < nTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT ) : 0;
+ a[iT+1] = ((iT + 1) < nTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 1) : 0;
+ a[iT+2] = ((iT + 2) < nTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 2) : 0;
+ }
+ else {
+ a[iT] = a[iT+1] = a[iT+2] = 0; // This happenes at the edge of chamber (should be pedestal! How?)
+ }
+ x = (a[iT+2] << 22) | (a[iT+1] << 12) | (a[iT] << 2) | aa;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ }
+ else {
+ of++;
+ }
+ }
+ // Diagnostics
+ Float_t avg = 0;
+ Float_t rms = 0;
+ for (Int_t iT = 0; iT < nTBin; iT++) {
+ avg += (Float_t) (a[iT]);
+ }
+ avg /= (Float_t) nTBin;
+ for (Int_t iT = 0; iT < nTBin; iT++) {
+ rms += ((Float_t) (a[iT]) - avg) * ((Float_t) (a[iT]) - avg);
+ }
+ rms = TMath::Sqrt(rms / (Float_t) nTBin);
+ if (rms > 1.7) {
+ AliDebug(2,Form("Large RMS (>1.7) (ROB,MCM,ADC)=(%02d,%02d,%02d), avg=%03.1f, rms=%03.1f"
+ ,iRob,iMcm,iAdc,avg,rms));
+ }
+ delete a;
+ }
+ }
+ }
+
+ // Write end of raw data marker
+ if (nw < maxSize) {
+ buf[nw++] = endofeventmarker;
+ }
+ else {
+ of++;
+ }
+ if (of != 0) {
+ AliWarning("Buffer overflow. Data is truncated. Please increase buffer size and recompile.");
+ }
+
+ return nw;
+
+}
+
+//_____________________________________________________________________________
+AliTRDdigitsManager *AliTRDrawData::Raw2Digits(AliRawReader *rawReader)
+{
+ //
+ // Read raw data and convert to digits
+ //
+
+ if ( fRawVersion == 0 ) {
+ return Raw2DigitsV0(rawReader); // fRawVersion == 0
+ }
+ else {
+ return Raw2DigitsVx(rawReader); // fRawVersion > 0
+ }
}
//_____________________________________________________________________________
-AliTRDdigitsManager* AliTRDrawData::Raw2Digits(AliRawReader* rawReader)
+AliTRDdigitsManager *AliTRDrawData::Raw2DigitsV0(AliRawReader *rawReader)
{
//
- // Read the raw data digits and put them into the returned digits manager
+ // Bogdan's raw data reader (for offline only).
//
- AliTRDdataArrayI *digits = 0;
- AliTRDdataArrayI *track0 = 0;
- AliTRDdataArrayI *track1 = 0;
- AliTRDdataArrayI *track2 = 0;
+ AliTRDdataArrayI *digits = 0;
+ AliTRDdataArrayI *track0 = 0;
+ AliTRDdataArrayI *track1 = 0;
+ AliTRDdataArrayI *track2 = 0;
AliTRDgeometry *geo = new AliTRDgeometry();
AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance();
- if (!commonParam)
- {
- printf("<AliTRDrawData::Raw2Digits> ");
- printf("Could not get common params\n");
+ if (!commonParam) {
+ AliError("Could not get common parameters");
return 0;
}
-
+
AliTRDcalibDB* calibration = AliTRDcalibDB::Instance();
- if (!calibration)
- {
- printf("<AliTRDdigitizer::Raw2Digits> ");
- printf("Could not get calibration object\n");
+ if (!calibration) {
+ AliError("Could not get calibration object");
return 0;
}
// Create the digits manager
AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
- digitsManager->SetDebug(fDebug);
digitsManager->CreateArrays();
AliTRDRawStream input(rawReader);
if (track1) track1->Compress(1,0);
if (track2) track2->Compress(1,0);
- if (fDebug > 2) {
- Info("Raw2Digits","Subevent header:");
- Info("Raw2Digits","\tdet = %d",det);
- Info("Raw2Digits","\tnpads = %d",npads);
- }
+ AliDebug(2,"Subevent header:");
+ AliDebug(2,Form("\tdet = %d",det));
+ AliDebug(2,Form("\tnpads = %d",npads));
// Create the data buffer
Int_t cham = geo->GetChamber(det);
track2->Allocate(rowMax,colMax,timeTotal);
}
- }
+ }
digits->SetDataUnchecked(input.GetRow(),input.GetColumn(),
input.GetTime(),input.GetSignal());
track0->SetDataUnchecked(input.GetRow(),input.GetColumn(),
- input.GetTime(), -1);
+ input.GetTime(), 0);
track1->SetDataUnchecked(input.GetRow(),input.GetColumn(),
- input.GetTime(), -1);
+ input.GetTime(), 0);
track2->SetDataUnchecked(input.GetRow(),input.GetColumn(),
- input.GetTime(), -1);
+ input.GetTime(), 0);
+
}
if (digits) digits->Compress(1,0);
return digitsManager;
}
+
+//_____________________________________________________________________________
+AliTRDdigitsManager *AliTRDrawData::Raw2DigitsVx(AliRawReader *rawReader)
+{
+
+ //
+ // This is executed for all Raw Data Versions > 0. Raw data is read and filled
+ // into digits array. Next function is not used.
+ //
+
+ AliTRDdataArrayI *digits = 0;
+
+ AliTRDCommonParam *commonParam = AliTRDCommonParam::Instance();
+ if (!commonParam) {
+ AliError("Could not get common params");
+ return 0;
+ }
+
+ AliTRDcalibDB *calibration = AliTRDcalibDB::Instance();
+ if (!calibration) {
+ AliError("Could not get calibration object");
+ return 0;
+ }
+
+ // Create the digits manager
+ AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
+ digitsManager->CreateArrays();
+
+ AliTRDRawStream input(rawReader, digitsManager, digits);
+ input.SetRawVersion( fRawVersion );
+ input.ReadAll(); // Loop through the digits
+
+ delete digits;
+
+ return digitsManager;
+
+}