#include "AliTRDcluster.h"
#include "AliTRDReconstructor.h"
#include "AliTRDgeometry.h"
-#include "AliTRDarraySignal.h"
#include "AliTRDarrayDictionary.h"
#include "AliTRDarrayADC.h"
#include "AliTRDdigitsManager.h"
#include "AliTRDrawStreamBase.h"
#include "AliTRDfeeParam.h"
+#include "TTreeStream.h"
+
#include "Cal/AliTRDCalROC.h"
#include "Cal/AliTRDCalDet.h"
#include "Cal/AliTRDCalSingleChamberStatus.h"
ClassImp(AliTRDclusterizer)
//_____________________________________________________________________________
-AliTRDclusterizer::AliTRDclusterizer(AliTRDReconstructor *rec)
+AliTRDclusterizer::AliTRDclusterizer(const AliTRDReconstructor *const rec)
:TNamed()
,fReconstructor(rec)
,fRunLoader(NULL)
,fClusterTree(NULL)
,fRecPoints(NULL)
,fTrackletTree(NULL)
- ,fDigitsManager(NULL)
+ ,fDigitsManager(new AliTRDdigitsManager())
,fTrackletContainer(NULL)
- ,fAddLabels(kTRUE)
,fRawVersion(2)
- ,fIndexesOut(NULL)
- ,fIndexesMaxima(NULL)
,fTransform(new AliTRDtransform(0))
- ,fLUTbin(0)
- ,fLUT(NULL)
+ ,fDigits(NULL)
+ ,fIndexes(NULL)
+ ,fADCthresh(0)
+ ,fMaxThresh(0)
+ ,fSigThresh(0)
+ ,fMinMaxCutSigma(0)
+ ,fMinLeftRightCutSigma(0)
+ ,fLayer(0)
+ ,fDet(0)
+ ,fVolid(0)
+ ,fColMax(0)
+ ,fTimeTotal(0)
+ ,fCalGainFactorROC(NULL)
+ ,fCalGainFactorDetValue(0)
+ ,fCalNoiseROC(NULL)
+ ,fCalNoiseDetValue(0)
+ ,fCalPadStatusROC(NULL)
+ ,fClusterROC(0)
+ ,firstClusterROC(0)
+ ,fNoOfClusters(0)
{
//
// AliTRDclusterizer default constructor
//
+ SetBit(kLabels, kTRUE);
+
AliTRDcalibDB *trd = 0x0;
if (!(trd = AliTRDcalibDB::Instance())) {
AliFatal("Could not get calibration object");
if(fReconstructor){
if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 1){
TDirectory *savedir = gDirectory;
- //fgDebugStreamer = new TTreeSRedirector("TRD.ClusterizerDebug.root");
+ //fgGetDebugStream = new TTreeSRedirector("TRD.ClusterizerDebug.root");
savedir->cd();
}
}
}
//_____________________________________________________________________________
-AliTRDclusterizer::AliTRDclusterizer(const Text_t *name, const Text_t *title, AliTRDReconstructor *rec)
+AliTRDclusterizer::AliTRDclusterizer(const Text_t *name, const Text_t *title, const AliTRDReconstructor *const rec)
:TNamed(name,title)
,fReconstructor(rec)
,fRunLoader(NULL)
,fTrackletTree(NULL)
,fDigitsManager(new AliTRDdigitsManager())
,fTrackletContainer(NULL)
- ,fAddLabels(kTRUE)
,fRawVersion(2)
- ,fIndexesOut(NULL)
- ,fIndexesMaxima(NULL)
,fTransform(new AliTRDtransform(0))
- ,fLUTbin(0)
- ,fLUT(NULL)
+ ,fDigits(NULL)
+ ,fIndexes(NULL)
+ ,fADCthresh(0)
+ ,fMaxThresh(0)
+ ,fSigThresh(0)
+ ,fMinMaxCutSigma(0)
+ ,fMinLeftRightCutSigma(0)
+ ,fLayer(0)
+ ,fDet(0)
+ ,fVolid(0)
+ ,fColMax(0)
+ ,fTimeTotal(0)
+ ,fCalGainFactorROC(NULL)
+ ,fCalGainFactorDetValue(0)
+ ,fCalNoiseROC(NULL)
+ ,fCalNoiseDetValue(0)
+ ,fCalPadStatusROC(NULL)
+ ,fClusterROC(0)
+ ,firstClusterROC(0)
+ ,fNoOfClusters(0)
{
//
// AliTRDclusterizer constructor
//
+ SetBit(kLabels, kTRUE);
+
AliTRDcalibDB *trd = 0x0;
if (!(trd = AliTRDcalibDB::Instance())) {
AliFatal("Could not get calibration object");
}
- // Initialize debug stream
- if (fReconstructor){
- if (fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 1){
- TDirectory *savedir = gDirectory;
- //fgDebugStreamer = new TTreeSRedirector("TRD.ClusterizerDebug.root");
- savedir->cd();
- }
- }
-
fDigitsManager->CreateArrays();
fRawVersion = AliTRDfeeParam::Instance()->GetRAWversion();
- FillLUT();
+ //FillLUT();
}
,fTrackletTree(NULL)
,fDigitsManager(NULL)
,fTrackletContainer(NULL)
- ,fAddLabels(kTRUE)
,fRawVersion(2)
- ,fIndexesOut(NULL)
- ,fIndexesMaxima(NULL)
,fTransform(NULL)
- ,fLUTbin(0)
- ,fLUT(0)
+ ,fDigits(NULL)
+ ,fIndexes(NULL)
+ ,fADCthresh(0)
+ ,fMaxThresh(0)
+ ,fSigThresh(0)
+ ,fMinMaxCutSigma(0)
+ ,fMinLeftRightCutSigma(0)
+ ,fLayer(0)
+ ,fDet(0)
+ ,fVolid(0)
+ ,fColMax(0)
+ ,fTimeTotal(0)
+ ,fCalGainFactorROC(NULL)
+ ,fCalGainFactorDetValue(0)
+ ,fCalNoiseROC(NULL)
+ ,fCalNoiseDetValue(0)
+ ,fCalPadStatusROC(NULL)
+ ,fClusterROC(0)
+ ,firstClusterROC(0)
+ ,fNoOfClusters(0)
{
//
// AliTRDclusterizer copy constructor
//
- FillLUT();
+ SetBit(kLabels, kTRUE);
+
+ //FillLUT();
}
fTrackletContainer = NULL;
}
- if (fIndexesOut){
- delete fIndexesOut;
- fIndexesOut = NULL;
- }
-
- if (fIndexesMaxima){
- delete fIndexesMaxima;
- fIndexesMaxima = NULL;
- }
-
if (fTransform){
delete fTransform;
fTransform = NULL;
}
- if (fLUT) {
- delete [] fLUT;
- fLUT = NULL;
- }
+// if (fLUT) {
+// delete [] fLUT;
+// fLUT = NULL;
+// }
}
((AliTRDclusterizer &) c).fTrackletTree = NULL;
((AliTRDclusterizer &) c).fDigitsManager = NULL;
((AliTRDclusterizer &) c).fTrackletContainer = NULL;
- ((AliTRDclusterizer &) c).fAddLabels = fAddLabels;
((AliTRDclusterizer &) c).fRawVersion = fRawVersion;
- ((AliTRDclusterizer &) c).fIndexesOut = NULL;
- ((AliTRDclusterizer &) c).fIndexesMaxima = NULL;
((AliTRDclusterizer &) c).fTransform = NULL;
- ((AliTRDclusterizer &) c).fLUTbin = 0;
- ((AliTRDclusterizer &) c).fLUT = NULL;
-
+ ((AliTRDclusterizer &) c).fDigits = NULL;
+ ((AliTRDclusterizer &) c).fIndexes = NULL;
+ ((AliTRDclusterizer &) c).fADCthresh = 0;
+ ((AliTRDclusterizer &) c).fMaxThresh = 0;
+ ((AliTRDclusterizer &) c).fSigThresh = 0;
+ ((AliTRDclusterizer &) c).fMinMaxCutSigma= 0;
+ ((AliTRDclusterizer &) c).fMinLeftRightCutSigma = 0;
+ ((AliTRDclusterizer &) c).fLayer = 0;
+ ((AliTRDclusterizer &) c).fDet = 0;
+ ((AliTRDclusterizer &) c).fVolid = 0;
+ ((AliTRDclusterizer &) c).fColMax = 0;
+ ((AliTRDclusterizer &) c).fTimeTotal = 0;
+ ((AliTRDclusterizer &) c).fCalGainFactorROC = NULL;
+ ((AliTRDclusterizer &) c).fCalGainFactorDetValue = 0;
+ ((AliTRDclusterizer &) c).fCalNoiseROC = NULL;
+ ((AliTRDclusterizer &) c).fCalNoiseDetValue = 0;
+ ((AliTRDclusterizer &) c).fCalPadStatusROC = NULL;
+ ((AliTRDclusterizer &) c).fClusterROC = 0;
+ ((AliTRDclusterizer &) c).firstClusterROC= 0;
+ ((AliTRDclusterizer &) c).fNoOfClusters = 0;
}
//_____________________________________________________________________________
}
-//_____________________________________________________________________________
-void AliTRDclusterizer::ResetHelperIndexes(AliTRDSignalIndex *indexesIn)
-{
- //
- // Reset the helper indexes
- //
-
- if (fIndexesOut)
- {
- // carefull here - we assume that only row number may change - most probable
- if (indexesIn->GetNrow() <= fIndexesOut->GetNrow())
- fIndexesOut->ResetContent();
- else
- fIndexesOut->ResetContentConditional(indexesIn->GetNrow()
- , indexesIn->GetNcol()
- , indexesIn->GetNtime());
- }
- else
- {
- fIndexesOut = new AliTRDSignalIndex(indexesIn->GetNrow()
- , indexesIn->GetNcol()
- , indexesIn->GetNtime());
- }
-
- if (fIndexesMaxima)
- {
- // carefull here - we assume that only row number may change - most probable
- if (indexesIn->GetNrow() <= fIndexesMaxima->GetNrow())
- {
- fIndexesMaxima->ResetContent();
- }
- else
- {
- fIndexesMaxima->ResetContentConditional(indexesIn->GetNrow()
- , indexesIn->GetNcol()
- , indexesIn->GetNtime());
- }
- }
- else
- {
- fIndexesMaxima = new AliTRDSignalIndex(indexesIn->GetNrow()
- , indexesIn->GetNcol()
- , indexesIn->GetNtime());
- }
-
-}
-
//_____________________________________________________________________________
Bool_t AliTRDclusterizer::ReadDigits()
{
//
// Propagate info from the digits manager
- if (fAddLabels == kTRUE){
- fAddLabels = fDigitsManager->UsesDictionaries();
+ if (TestBit(kLabels)){
+ SetBit(kLabels, fDigitsManager->UsesDictionaries());
}
Bool_t fReturn = kTRUE;
// This is to take care of switched off super modules
if (!digitsIn->HasData()) continue;
digitsIn->Expand();
+ digitsIn->DeleteNegatives(); // Restore digits array to >=0 values
AliTRDSignalIndex* indexes = fDigitsManager->GetIndexes(i);
if (indexes->IsAllocated() == kFALSE){
fDigitsManager->BuildIndexes(i);
Bool_t fR = kFALSE;
if (indexes->HasEntry()){
- if (fAddLabels){
+ if (TestBit(kLabels)){
for (Int_t iDict = 0; iDict < AliTRDdigitsManager::kNDict; iDict++){
AliTRDarrayDictionary *tracksIn = 0; //mod
tracksIn = (AliTRDarrayDictionary *) fDigitsManager->GetDictionary(i,iDict); //mod
// Create the digits manager
if (!fDigitsManager){
- fDigitsManager = new AliTRDdigitsManager();
+ fDigitsManager = new AliTRDdigitsManager(kTRUE);
fDigitsManager->CreateArrays();
}
- fDigitsManager->SetUseDictionaries(fAddLabels);
+ fDigitsManager->SetUseDictionaries(TestBit(kLabels));
// tracklet container for raw tracklet writing
if (!fTrackletContainer && fReconstructor->IsWritingTracklets()) {
fTrackletContainer[1] = new UInt_t[kTrackletChmb];
}
+ AliTRDrawStreamBase *input = AliTRDrawStreamBase::GetRawStream(rawReader);
- AliTRDrawStreamBase *pinput = AliTRDrawStreamBase::GetRawStream(rawReader);
- AliTRDrawStreamBase &input = *pinput;
-
- AliInfo(Form("Stream version: %s", input.IsA()->GetName()));
+ AliInfo(Form("Stream version: %s", input->IsA()->GetName()));
Int_t det = 0;
- while ((det = input.NextChamber(fDigitsManager,fTrackletContainer)) >= 0){
+ while ((det = input->NextChamber(fDigitsManager,fTrackletContainer)) >= 0){
Bool_t iclusterBranch = kFALSE;
if (fDigitsManager->GetIndexes(det)->HasEntry()){
- iclusterBranch = MakeClusters(det);
+ iclusterBranch = MakeClusters(det);
}
- fDigitsManager->RemoveDigits(det);
- fDigitsManager->RemoveDictionaries(det);
- fDigitsManager->ClearIndexes(det);
-
+ fDigitsManager->ResetArrays(det);
+
if (!fReconstructor->IsWritingTracklets()) continue;
if (*(fTrackletContainer[0]) > 0 || *(fTrackletContainer[1]) > 0) WriteTracklets(det);
}
+
if (fReconstructor->IsWritingTracklets()){
delete [] fTrackletContainer[0];
delete [] fTrackletContainer[1];
delete fDigitsManager;
fDigitsManager = NULL;
- delete pinput;
- pinput = NULL;
+ delete input;
+ input = NULL;
- AliInfo(Form("Number of found clusters : %d", RecPoints()->GetEntriesFast()));
+ AliInfo(Form("Number of found clusters : %d", fNoOfClusters));
return kTRUE;
}
}
//_____________________________________________________________________________
-void AliTRDclusterizer::SetPadStatus(UChar_t status, UChar_t &out){
+void AliTRDclusterizer::SetPadStatus(const UChar_t status, UChar_t &out){
//
// Set the pad status into out
// First three bits are needed for the position encoding
//
- status = status << 3;
- out |= status;
+ out |= status << 3;
}
//_____________________________________________________________________________
-UChar_t AliTRDclusterizer::GetPadStatus(UChar_t encoding){
+UChar_t AliTRDclusterizer::GetPadStatus(UChar_t encoding) const {
//
// return the staus encoding of the corrupted pad
//
}
//_____________________________________________________________________________
-Int_t AliTRDclusterizer::GetCorruption(UChar_t encoding){
+Int_t AliTRDclusterizer::GetCorruption(UChar_t encoding) const {
//
// Return the position of the corruption
//
//
// Get the digits
- // digits should be expanded beforehand!
+ // digits should be expanded beforehand!
// digitsIn->Expand();
- AliTRDarrayADC *digitsIn = (AliTRDarrayADC *) fDigitsManager->GetDigits(det); //mod
+ fDigits = (AliTRDarrayADC *) fDigitsManager->GetDigits(det); //mod
// This is to take care of switched off super modules
- if (!digitsIn->HasData())
- {
- return kFALSE;
- }
+ if (!fDigits->HasData()) return kFALSE;
+
+ fIndexes = fDigitsManager->GetIndexes(det);
+ if (fIndexes->IsAllocated() == kFALSE) {
+ AliError("Indexes do not exist!");
+ return kFALSE;
+ }
- AliTRDSignalIndex *indexesIn = fDigitsManager->GetIndexes(det);
- if (indexesIn->IsAllocated() == kFALSE)
- {
- AliError("Indexes do not exist!");
- return kFALSE;
- }
-
AliTRDcalibDB *calibration = AliTRDcalibDB::Instance();
- if (!calibration)
- {
- AliFatal("No AliTRDcalibDB instance available\n");
- return kFALSE;
- }
+ if (!calibration) {
+ AliFatal("No AliTRDcalibDB instance available\n");
+ return kFALSE;
+ }
- // ADC thresholds
- // There is no ADC threshold anymore, and simParam should not be used in clusterizer. KO
- Float_t adcThreshold = 0;
+ fADCthresh = 0;
if (!fReconstructor){
AliError("Reconstructor not set\n");
return kFALSE;
}
- // Threshold value for the maximum
- Float_t maxThresh = fReconstructor->GetRecoParam()->GetClusMaxThresh();
- // Threshold value for the digit signal
- Float_t sigThresh = fReconstructor->GetRecoParam()->GetClusSigThresh();
-
- // Threshold value for the maximum ( cut noise)
- Float_t minMaxCutSigma = fReconstructor->GetRecoParam()->GetMinMaxCutSigma();
- // Threshold value for the sum pad ( cut noise)
- Float_t minLeftRightCutSigma = fReconstructor->GetRecoParam()->GetMinLeftRightCutSigma();
-
- // Iteration limit for unfolding procedure
- const Float_t kEpsilon = 0.01;
- const Int_t kNclus = 3;
- const Int_t kNsig = 5;
-
- Int_t iUnfold = 0;
- Double_t ratioLeft = 1.0;
- Double_t ratioRight = 1.0;
+ TTreeSRedirector *fDebugStream = fReconstructor->GetDebugStream(AliTRDReconstructor::kClusterizer);
- Double_t padSignal[kNsig];
- Double_t clusterSignal[kNclus];
+ fMaxThresh = fReconstructor->GetRecoParam()->GetClusMaxThresh();
+ fSigThresh = fReconstructor->GetRecoParam()->GetClusSigThresh();
+ fMinMaxCutSigma = fReconstructor->GetRecoParam()->GetMinMaxCutSigma();
+ fMinLeftRightCutSigma = fReconstructor->GetRecoParam()->GetMinLeftRightCutSigma();
- Int_t istack = indexesIn->GetStack();
- Int_t ilayer = indexesIn->GetLayer();
- Int_t isector = indexesIn->GetSM();
+ Int_t istack = fIndexes->GetStack();
+ fLayer = fIndexes->GetLayer();
+ Int_t isector = fIndexes->GetSM();
// Start clustering in the chamber
- Int_t idet = AliTRDgeometry::GetDetector(ilayer,istack,isector);
- if (idet != det) {
+ fDet = AliTRDgeometry::GetDetector(fLayer,istack,isector);
+ if (fDet != det) {
AliError("Strange Detector number Missmatch!");
return kFALSE;
}
// TRD space point transformation
fTransform->SetDetector(det);
- Int_t iGeoLayer = AliGeomManager::kTRD1 + ilayer;
+ Int_t iGeoLayer = AliGeomManager::kTRD1 + fLayer;
Int_t iGeoModule = istack + AliTRDgeometry::Nstack() * isector;
- UShort_t volid = AliGeomManager::LayerToVolUID(iGeoLayer,iGeoModule);
+ fVolid = AliGeomManager::LayerToVolUID(iGeoLayer,iGeoModule);
- Int_t nColMax = digitsIn->GetNcol();
- Int_t nRowMax = digitsIn->GetNrow();
- Int_t nTimeTotal = digitsIn->GetNtime();
+ fColMax = fDigits->GetNcol();
+ //Int_t nRowMax = fDigits->GetNrow();
+ fTimeTotal = fDigits->GetNtime();
// Detector wise calibration object for the gain factors
- const AliTRDCalDet *calGainFactorDet = calibration->GetGainFactorDet();
+ const AliTRDCalDet *calGainFactorDet = calibration->GetGainFactorDet();
// Calibration object with pad wise values for the gain factors
- AliTRDCalROC *calGainFactorROC = calibration->GetGainFactorROC(idet);
+ fCalGainFactorROC = calibration->GetGainFactorROC(fDet);
// Calibration value for chamber wise gain factor
- Float_t calGainFactorDetValue = calGainFactorDet->GetValue(idet);
+ fCalGainFactorDetValue = calGainFactorDet->GetValue(fDet);
// Detector wise calibration object for the noise
- const AliTRDCalDet *calNoiseDet = calibration->GetNoiseDet();
+ const AliTRDCalDet *calNoiseDet = calibration->GetNoiseDet();
// Calibration object with pad wise values for the noise
- AliTRDCalROC *calNoiseROC = calibration->GetNoiseROC(idet);
+ fCalNoiseROC = calibration->GetNoiseROC(fDet);
// Calibration value for chamber wise noise
- Float_t calNoiseDetValue = calNoiseDet->GetValue(idet);
-
- Int_t nClusters = 0;
-
- AliTRDarraySignal *digitsOut = new AliTRDarraySignal(nRowMax, nColMax, nTimeTotal);
- AliTRDarrayADC padStatus(nRowMax, nColMax, nTimeTotal);
-
- ResetHelperIndexes(indexesIn);
-
- // Apply the gain and the tail cancelation via digital filter
- TailCancelation(digitsIn
- ,digitsOut
- ,indexesIn
- ,fIndexesOut
- ,nTimeTotal
- ,adcThreshold
- ,calGainFactorROC
- ,calGainFactorDetValue);
+ fCalNoiseDetValue = calNoiseDet->GetValue(fDet);
- Int_t row = 0;
- Int_t col = 0;
- Int_t time = 0;
- Int_t iPad = 0;
-
- UChar_t status[3]={0, 0, 0}, ipos = 0;
- fIndexesOut->ResetCounters();
- while (fIndexesOut->NextRCTbinIndex(row, col, time)) {
- // reset pad status
- ipos = 0; for(Int_t is=3; is--;) status[is] = 0;
+ // Calibration object with the pad status
+ fCalPadStatusROC = calibration->GetPadStatusROC(fDet);
+
+ SetBit(kLUT, fReconstructor->UseLUT());
+ SetBit(kGAUS, fReconstructor->UseGAUS());
+ SetBit(kHLT, fReconstructor->IsHLT());
- Float_t signalM = TMath::Abs(digitsOut->GetData(row,col,time));
- status[1] = digitsIn->GetPadStatus(row,col,time);
- if(status[1]) SETBIT(ipos, AliTRDcluster::kMaskedCenter);
+ firstClusterROC = -1;
+ fClusterROC = 0;
- if(signalM < maxThresh) continue;
+ // Apply the gain and the tail cancelation via digital filter
+ if(fReconstructor->UseTailCancelation()) TailCancelation();
- Float_t noiseMiddleThresh = minMaxCutSigma*calNoiseDetValue*calNoiseROC->GetValue(col,row);
- if (signalM < noiseMiddleThresh) continue;
+ MaxStruct curr, last;
+ Int_t nMaximas = 0, nCorrupted = 0;
- if (col + 1 >= nColMax || col-1 < 0) continue;
-
- Float_t signalL = TMath::Abs(digitsOut->GetData(row,col+1,time));
- status[0] = digitsIn->GetPadStatus(row,col+1,time);
- if(status[0]) SETBIT(ipos, AliTRDcluster::kMaskedLeft);
-
- Float_t signalR = TMath::Abs(digitsOut->GetData(row,col-1,time));
- status[2] = digitsIn->GetPadStatus(row,col-1,time);
- if(status[2]) SETBIT(ipos, AliTRDcluster::kMaskedRight);
-
- // reject candidates with more than 1 problematic pad
- if(ipos == 3 || ipos > 4) continue;
-
- if (!status[1]) { // good central pad
- if (!ipos) { // all pads are OK
- if ((signalL <= signalM) && (signalR < signalM)) {
- if ((signalL >= sigThresh) || (signalR >= sigThresh)) {
- Float_t noiseSumThresh = minLeftRightCutSigma
- * calNoiseDetValue
- * calNoiseROC->GetValue(col,row);
- if ((signalL+signalR+signalM) >= noiseSumThresh) {
- // Maximum found, mark the position by a negative signal
- digitsOut->SetData(row,col,time,-signalM);
- fIndexesMaxima->AddIndexTBin(row,col,time);
- padStatus.SetData(row, col, time, ipos); // No corruption
- }
- }
- }
- } else { // one of the neighbouring pads are bad
- if (status[0] && signalR < signalM && signalR >= sigThresh) {
- digitsOut->SetData(row,col,time,-signalM);
- digitsOut->SetData(row, col, time+1, 0.);
- fIndexesMaxima->AddIndexTBin(row,col,time);
- SetPadStatus(status[0], ipos);
- padStatus.SetData(row, col, time, ipos);
- }
- else if (status[2] && signalL <= signalM && signalL >= sigThresh) {
- digitsOut->SetData(row,col,time,-signalM);
- digitsOut->SetData(row, col, time-1, 0.);
- fIndexesMaxima->AddIndexTBin(row,col,time);
- SetPadStatus(status[2], ipos);
- padStatus.SetData(row, col, time, ipos);
+ // Here the clusterfining is happening
+
+ for(curr.Time = 0; curr.Time < fTimeTotal; curr.Time++){
+ while(fIndexes->NextRCIndex(curr.Row, curr.Col)){
+ //printf("\nCHECK r[%2d] c[%3d] t[%d]\n", curr.Row, curr.Col, curr.Time);
+ if(IsMaximum(curr, curr.padStatus, &curr.Signals[0])){
+ //printf("\tMAX s[%d %d %d]\n", curr.Signals[0], curr.Signals[1], curr.Signals[2]);
+ if(last.Row>-1){
+ if(curr.Time==last.Time && curr.Row==last.Row && curr.Col==last.Col+2) FivePadCluster(last, curr);
+ CreateCluster(last);
}
+ last=curr; curr.FivePad=kFALSE;
}
- }
- else { // wrong maximum pad
- if ((signalL >= sigThresh) || (signalR >= sigThresh)) {
- // Maximum found, mark the position by a negative signal
- digitsOut->SetData(row,col,time,-maxThresh);
- fIndexesMaxima->AddIndexTBin(row,col,time);
- SetPadStatus(status[1], ipos);
- padStatus.SetData(row, col, time, ipos);
- }
+ //printf("\t--- s[%d %d %d]\n", curr.Signals[0], curr.Signals[1], curr.Signals[2]);
}
}
+ if(last.Row>-1) CreateCluster(last);
+
+ if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 2){
+ (*fDebugStream) << "MakeClusters"
+ << "Detector=" << det
+ << "NMaxima=" << nMaximas
+ << "NClusters=" << fClusterROC
+ << "NCorrupted=" << nCorrupted
+ << "\n";
+ }
+ if (TestBit(kLabels)) AddLabels();
- // The index to the first cluster of a given ROC
- Int_t firstClusterROC = -1;
- // The number of cluster in a given ROC
- Int_t nClusterROC = 0;
+ return kTRUE;
- // Now check the maxima and calculate the cluster position
- fIndexesMaxima->ResetCounters();
- while (fIndexesMaxima->NextRCTbinIndex(row, col, time)) {
+}
- // Maximum found ?
- if (digitsOut->GetData(row,col,time) < 0.0) {
+//_____________________________________________________________________________
+Bool_t AliTRDclusterizer::IsMaximum(const MaxStruct &Max, UChar_t &padStatus, Short_t *const Signals)
+{
+ //
+ // Returns true if this row,col,time combination is a maximum.
+ // Gives back the padStatus and the signals of the center pad and the two neighbouring pads.
+ //
- for (iPad = 0; iPad < kNclus; iPad++) {
- Int_t iPadCol = col - 1 + iPad;
- clusterSignal[iPad] = TMath::Abs(digitsOut->GetData(row,iPadCol,time));
- }
+ Signals[1] = fDigits->GetData(Max.Row, Max.Col, Max.Time);
+ if(Signals[1] < fMaxThresh) return kFALSE;
- // Count the number of pads in the cluster
- Int_t nPadCount = 0;
- Int_t ii;
- // Look to the right
- ii = 0;
- while (TMath::Abs(digitsOut->GetData(row,col-ii ,time)) >= sigThresh) {
- nPadCount++;
- ii++;
- if (col-ii < 0) break;
- }
- // Look to the left
- ii = 0;
- while (TMath::Abs(digitsOut->GetData(row,col+ii+1,time)) >= sigThresh) {
- nPadCount++;
- ii++;
- if (col+ii+1 >= nColMax) break;
- }
- nClusters++;
-
- // Look for 5 pad cluster with minimum in the middle
- Bool_t fivePadCluster = kFALSE;
- if (col < (nColMax - 3)){
- if (digitsOut->GetData(row,col+2,time) < 0) {
- fivePadCluster = kTRUE;
- }
- if ((fivePadCluster) && (col < (nColMax - 5))) {
- if (digitsOut->GetData(row,col+4,time) >= sigThresh) {
- fivePadCluster = kFALSE;
- }
- }
- if ((fivePadCluster) && (col > 1)) {
- if (digitsOut->GetData(row,col-2,time) >= sigThresh) {
- fivePadCluster = kFALSE;
- }
- }
- }
+ Float_t noiseMiddleThresh = fMinMaxCutSigma*fCalNoiseDetValue*fCalNoiseROC->GetValue(Max.Col, Max.Row);
+ if (Signals[1] < noiseMiddleThresh) return kFALSE;
- // 5 pad cluster
- // Modify the signal of the overlapping pad for the left part
- // of the cluster which remains from a previous unfolding
- if (iUnfold) {
- clusterSignal[0] *= ratioLeft;
- iUnfold = 0;
- }
+ if (Max.Col + 1 >= fColMax || Max.Col < 1) return kFALSE;
- // Unfold the 5 pad cluster
- if (fivePadCluster) {
- for (iPad = 0; iPad < kNsig; iPad++) {
- padSignal[iPad] = TMath::Abs(digitsOut->GetData(row
- ,col-1+iPad
- ,time));
- }
- // Unfold the two maxima and set the signal on
- // the overlapping pad to the ratio
- ratioRight = Unfold(kEpsilon,ilayer,padSignal);
- ratioLeft = 1.0 - ratioRight;
- clusterSignal[2] *= ratioRight;
- iUnfold = 1;
- }
+ UChar_t status[3]={
+ fCalPadStatusROC->GetStatus(Max.Col-1, Max.Row)
+ ,fCalPadStatusROC->GetStatus(Max.Col, Max.Row)
+ ,fCalPadStatusROC->GetStatus(Max.Col+1, Max.Row)
+ };
- // The position of the cluster in COL direction relative to the center pad (pad units)
- Double_t clusterPosCol = 0.0;
- if (fReconstructor->GetRecoParam()->IsLUT()) {
- // Calculate the position of the cluster by using the
- // lookup table method
- clusterPosCol = LUTposition(ilayer,clusterSignal[0]
- ,clusterSignal[1]
- ,clusterSignal[2]);
- }
- else {
- // Calculate the position of the cluster by using the
- // center of gravity method
- for (Int_t i = 0; i < kNsig; i++) {
- padSignal[i] = 0.0;
- }
- padSignal[2] = TMath::Abs(digitsOut->GetData(row,col ,time)); // Central pad
- padSignal[3] = TMath::Abs(digitsOut->GetData(row,col+1,time)); // Left pad
- padSignal[1] = TMath::Abs(digitsOut->GetData(row,col-1,time)); // Right pad
- if ((col > 2) &&
- (TMath::Abs(digitsOut->GetData(row,col-2,time)) < padSignal[1])) {
- padSignal[4] = TMath::Abs(digitsOut->GetData(row,col-2,time));
- }
- if ((col < nColMax - 3) &&
- (TMath::Abs(digitsOut->GetData(row,col+2,time)) < padSignal[3])) {
- padSignal[0] = TMath::Abs(digitsOut->GetData(row,col+2,time));
- }
- clusterPosCol = GetCOG(padSignal);
- }
+ Signals[0] = fDigits->GetData(Max.Row, Max.Col-1, Max.Time);
+ Signals[2] = fDigits->GetData(Max.Row, Max.Col+1, Max.Time);
- // Store the amplitudes of the pads in the cluster for later analysis
- // and check whether one of these pads is masked in the database
- Short_t signals[7] = { 0, 0, 0, 0, 0, 0, 0 };
- for (Int_t jPad = col-3; jPad <= col+3; jPad++) {
- if ((jPad < 0) ||
- (jPad >= nColMax-1)) {
- continue;
- }
- signals[jPad-col+3] = TMath::Nint(TMath::Abs(digitsOut->GetData(row,jPad,time)));
+ if(!(status[0] | status[1] | status[2])) {//all pads are good
+ if ((Signals[2] <= Signals[1]) && (Signals[0] < Signals[1])) {
+ if ((Signals[2] >= fSigThresh) || (Signals[0] >= fSigThresh)) {
+ Float_t noiseSumThresh = fMinLeftRightCutSigma
+ * fCalNoiseDetValue
+ * fCalNoiseROC->GetValue(Max.Col, Max.Row);
+ if ((Signals[2]+Signals[0]+Signals[1]) < noiseSumThresh) return kFALSE;
+ padStatus = 0;
+ return kTRUE;
}
+ }
+ } else { // at least one of the pads is bad, and reject candidates with more than 1 problematic pad
+ if (status[2] && (!(status[0] || status[1])) && Signals[1] > Signals[0] && Signals[0] >= fSigThresh) {
+ Signals[2]=0;
+ SetPadStatus(status[2], padStatus);
+ return kTRUE;
+ }
+ else if (status[0] && (!(status[1] || status[2])) && Signals[1] >= Signals[2] && Signals[2] >= fSigThresh) {
+ Signals[0]=0;
+ SetPadStatus(status[0], padStatus);
+ return kTRUE;
+ }
+ else if (status[1] && (!(status[0] || status[2])) && ((Signals[2] >= fSigThresh) || (Signals[0] >= fSigThresh))) {
+ Signals[1]=TMath::Nint(fMaxThresh);
+ SetPadStatus(status[1], padStatus);
+ return kTRUE;
+ }
+ }
+ return kFALSE;
+}
- // Transform the local cluster coordinates into calibrated
- // space point positions defined in the local tracking system.
- // Here the calibration for T0, Vdrift and ExB is applied as well.
- Double_t clusterXYZ[6];
- clusterXYZ[0] = clusterPosCol;
- clusterXYZ[1] = clusterSignal[2];
- clusterXYZ[2] = clusterSignal[1];
- clusterXYZ[3] = clusterSignal[0];
- clusterXYZ[4] = 0.0;
- clusterXYZ[5] = 0.0;
- Int_t clusterRCT[3];
- clusterRCT[0] = row;
- clusterRCT[1] = col;
- clusterRCT[2] = 0;
-
- Bool_t out = kTRUE;
- if (fTransform->Transform(clusterXYZ,clusterRCT,((UInt_t) time),out,0)) {
-
- // Add the cluster to the output array
- // The track indices will be stored later
- Float_t clusterPos[3];
- clusterPos[0] = clusterXYZ[0];
- clusterPos[1] = clusterXYZ[1];
- clusterPos[2] = clusterXYZ[2];
- Float_t clusterSig[2];
- clusterSig[0] = clusterXYZ[4];
- clusterSig[1] = clusterXYZ[5];
- Double_t clusterCharge = clusterXYZ[3];
- Char_t clusterTimeBin = ((Char_t) clusterRCT[2]);
-
- Int_t n = RecPoints()->GetEntriesFast();
- AliTRDcluster *cluster = new((*RecPoints())[n]) AliTRDcluster(
- idet,
- clusterCharge, clusterPos, clusterSig,
- 0x0,
- ((Char_t) nPadCount),
- signals,
- ((UChar_t) col), ((UChar_t) row), ((UChar_t) time),
- clusterTimeBin, clusterPosCol,
- volid);
- cluster->SetInChamber(!out);
-
- UChar_t maskPosition = GetCorruption(padStatus.GetData(row, col, time));
- UChar_t padstatus = GetPadStatus(padStatus.GetData(row, col, time));
- if (maskPosition) {
- cluster->SetPadMaskedPosition(maskPosition);
- cluster->SetPadMaskedStatus(padstatus);
- }
-
- // Temporarily store the row, column and time bin of the center pad
- // Used to later on assign the track indices
- cluster->SetLabel( row,0);
- cluster->SetLabel( col,1);
- cluster->SetLabel(time,2);
+//_____________________________________________________________________________
+Bool_t AliTRDclusterizer::FivePadCluster(MaxStruct &ThisMax, MaxStruct &NeighbourMax)
+{
+ //
+ // Look for 5 pad cluster with minimum in the middle
+ // Gives back the ratio
+ //
+ if (ThisMax.Col >= fColMax - 3) return kFALSE;
+ if (ThisMax.Col < fColMax - 5){
+ if (fDigits->GetData(ThisMax.Row, ThisMax.Col+4, ThisMax.Time) >= fSigThresh)
+ return kFALSE;
+ }
+ if (ThisMax.Col > 1) {
+ if (fDigits->GetData(ThisMax.Row, ThisMax.Col-2, ThisMax.Time) >= fSigThresh)
+ return kFALSE;
+ }
+
+ const Float_t kEpsilon = 0.01;
+ Double_t padSignal[5] = {ThisMax.Signals[0], ThisMax.Signals[1], ThisMax.Signals[2],
+ NeighbourMax.Signals[1], NeighbourMax.Signals[2]};
+
+ // Unfold the two maxima and set the signal on
+ // the overlapping pad to the ratio
+ Float_t ratio = Unfold(kEpsilon,fLayer,padSignal);
+ ThisMax.Signals[2] = TMath::Nint(ThisMax.Signals[2]*ratio);
+ NeighbourMax.Signals[0] = TMath::Nint(NeighbourMax.Signals[0]*(1-ratio));
+ ThisMax.FivePad=kTRUE;
+ NeighbourMax.FivePad=kTRUE;
+ return kTRUE;
- // Store the index of the first cluster in the current ROC
- if (firstClusterROC < 0) {
- firstClusterROC = RecPoints()->GetEntriesFast() - 1;
- }
+}
- // Count the number of cluster in the current ROC
- nClusterROC++;
+//_____________________________________________________________________________
+void AliTRDclusterizer::CreateCluster(const MaxStruct &Max)
+{
+ //
+ // Creates a cluster at the given position and saves it in fRecPoints
+ //
- } // if: Transform ok ?
+ Int_t nPadCount = 1;
+ Short_t signals[7] = { 0, 0, Max.Signals[0], Max.Signals[1], Max.Signals[2], 0, 0 };
+ if(!TestBit(kHLT)) CalcAdditionalInfo(Max, signals, nPadCount);
- } // if: Maximum found ?
+ AliTRDcluster cluster(fDet, ((UChar_t) Max.Col), ((UChar_t) Max.Row), ((UChar_t) Max.Time), signals, fVolid);
+ cluster.SetNPads(nPadCount);
+ if(TestBit(kLUT)) cluster.SetRPhiMethod(AliTRDcluster::kLUT);
+ else if(TestBit(kGAUS)) cluster.SetRPhiMethod(AliTRDcluster::kGAUS);
+ else cluster.SetRPhiMethod(AliTRDcluster::kCOG);
+ cluster.SetFivePad(Max.FivePad);
+ // set pads status for the cluster
+ UChar_t maskPosition = GetCorruption(Max.padStatus);
+ if (maskPosition) {
+ cluster.SetPadMaskedPosition(maskPosition);
+ cluster.SetPadMaskedStatus(GetPadStatus(Max.padStatus));
}
- delete digitsOut;
+ // Transform the local cluster coordinates into calibrated
+ // space point positions defined in the local tracking system.
+ // Here the calibration for T0, Vdrift and ExB is applied as well.
+ if(!fTransform->Transform(&cluster)) return;
+ // Temporarily store the Max.Row, column and time bin of the center pad
+ // Used to later on assign the track indices
+ cluster.SetLabel(Max.Row, 0);
+ cluster.SetLabel(Max.Col, 1);
+ cluster.SetLabel(Max.Time,2);
+
+ //needed for HLT reconstruction
+ AddClusterToArray(&cluster);
+
+ // Store the index of the first cluster in the current ROC
+ if (firstClusterROC < 0) firstClusterROC = fNoOfClusters;
+
+ fNoOfClusters++;
+ fClusterROC++;
+}
- if (fAddLabels) {
- AddLabels(idet,firstClusterROC,nClusterROC);
+//_____________________________________________________________________________
+void AliTRDclusterizer::CalcAdditionalInfo(const MaxStruct &Max, Short_t *const signals, Int_t &nPadCount)
+{
+ // Look to the right
+ Int_t ii = 1;
+ while (fDigits->GetData(Max.Row, Max.Col-ii, Max.Time) >= fSigThresh) {
+ nPadCount++;
+ ii++;
+ if (Max.Col < ii) break;
+ }
+ // Look to the left
+ ii = 1;
+ while (fDigits->GetData(Max.Row, Max.Col+ii, Max.Time) >= fSigThresh) {
+ nPadCount++;
+ ii++;
+ if (Max.Col+ii >= fColMax) break;
}
- return kTRUE;
+ // Store the amplitudes of the pads in the cluster for later analysis
+ // and check whether one of these pads is masked in the database
+ signals[2]=Max.Signals[0];
+ signals[3]=Max.Signals[1];
+ signals[4]=Max.Signals[2];
+ for(Int_t i = 0; i<2; i++)
+ {
+ if(Max.Col+i >= 3)
+ signals[i] = fDigits->GetData(Max.Row, Max.Col-3+i, Max.Time);
+ if(Max.Col+3-i < fColMax)
+ signals[6-i] = fDigits->GetData(Max.Row, Max.Col+3-i, Max.Time);
+ }
+ /*for (Int_t jPad = Max.Col-3; jPad <= Max.Col+3; jPad++) {
+ if ((jPad >= 0) && (jPad < fColMax))
+ signals[jPad-Max.Col+3] = TMath::Nint(fDigits->GetData(Max.Row,jPad,Max.Time));
+ }*/
+}
+//_____________________________________________________________________________
+void AliTRDclusterizer::AddClusterToArray(AliTRDcluster *cluster)
+{
+ //
+ // Add a cluster to the array
+ //
+
+ Int_t n = RecPoints()->GetEntriesFast();
+ if(n!=fNoOfClusters)AliError(Form("fNoOfClusters != RecPoints()->GetEntriesFast %i != %i \n", fNoOfClusters, n));
+ new((*RecPoints())[n]) AliTRDcluster(*cluster);
}
//_____________________________________________________________________________
-Bool_t AliTRDclusterizer::AddLabels(Int_t idet, Int_t firstClusterROC, Int_t nClusterROC)
+Bool_t AliTRDclusterizer::AddLabels()
{
//
// Add the track indices to the found clusters
Int_t iPad = 0;
// Temporary array to collect the track indices
- Int_t *idxTracks = new Int_t[kNtrack*nClusterROC];
+ Int_t *idxTracks = new Int_t[kNtrack*fClusterROC];
// Loop through the dictionary arrays one-by-one
// to keep memory consumption low
for (Int_t iDict = 0; iDict < kNdict; iDict++) {
// tracksIn should be expanded beforehand!
- tracksIn = (AliTRDarrayDictionary *) fDigitsManager->GetDictionary(idet,iDict);
+ tracksIn = (AliTRDarrayDictionary *) fDigitsManager->GetDictionary(fDet,iDict);
// Loop though the clusters found in this ROC
- for (iClusterROC = 0; iClusterROC < nClusterROC; iClusterROC++) {
+ for (iClusterROC = 0; iClusterROC < fClusterROC; iClusterROC++) {
AliTRDcluster *cluster = (AliTRDcluster *)
RecPoints()->UncheckedAt(firstClusterROC+iClusterROC);
// Copy the track indices into the cluster
// Loop though the clusters found in this ROC
- for (iClusterROC = 0; iClusterROC < nClusterROC; iClusterROC++) {
+ for (iClusterROC = 0; iClusterROC < fClusterROC; iClusterROC++) {
AliTRDcluster *cluster = (AliTRDcluster *)
RecPoints()->UncheckedAt(firstClusterROC+iClusterROC);
}
//_____________________________________________________________________________
-Double_t AliTRDclusterizer::GetCOG(Double_t signal[5]) const
-{
- //
- // Get COG position
- // Used for clusters with more than 3 pads - where LUT not applicable
- //
-
- Double_t sum = signal[0]
- + signal[1]
- + signal[2]
- + signal[3]
- + signal[4];
-
- // ???????????? CBL
- // Go to 3 pad COG ????
- // ???????????? CBL
- Double_t res = (0.0 * (-signal[0] + signal[4])
- + (-signal[1] + signal[3])) / sum;
-
- return res;
-
-}
-
-//_____________________________________________________________________________
-Double_t AliTRDclusterizer::Unfold(Double_t eps, Int_t layer, Double_t *padSignal)
+Float_t AliTRDclusterizer::Unfold(Double_t eps, Int_t layer, Double_t *padSignal) const
{
//
// Method to unfold neighbouring maxima.
// Cluster position according to charge ratio
Double_t maxLeft = (ratio*padSignal[2] - padSignal[0])
- / (padSignal[0] + padSignal[1] + ratio*padSignal[2]);
+ / (padSignal[0] + padSignal[1] + ratio * padSignal[2]);
Double_t maxRight = (padSignal[4] - (1-ratio)*padSignal[2])
/ ((1.0 - ratio)*padSignal[2] + padSignal[3] + padSignal[4]);
// Set cluster charge ratio
- irc = calibration->PadResponse(1.0,maxLeft ,layer,newSignal);
+ irc = calibration->PadResponse(1.0, maxLeft, layer, newSignal);
Double_t ampLeft = padSignal[1] / newSignal[1];
- irc = calibration->PadResponse(1.0,maxRight,layer,newSignal);
+ irc = calibration->PadResponse(1.0, maxRight, layer, newSignal);
Double_t ampRight = padSignal[3] / newSignal[1];
// Apply pad response to parameters
}
//_____________________________________________________________________________
-void AliTRDclusterizer::TailCancelation(AliTRDarrayADC *digitsIn
- , AliTRDarraySignal *digitsOut
- , AliTRDSignalIndex *indexesIn
- , AliTRDSignalIndex *indexesOut
- , Int_t nTimeTotal
- , Float_t adcThreshold
- , AliTRDCalROC *calGainFactorROC
- , Float_t calGainFactorDetValue)
+void AliTRDclusterizer::TailCancelation()
{
//
// Applies the tail cancelation and gain factors:
- // Transform digitsIn to digitsOut
+ // Transform fDigits to fDigits
//
Int_t iRow = 0;
Int_t iCol = 0;
Int_t iTime = 0;
- Double_t *inADC = new Double_t[nTimeTotal]; // ADC data before tail cancellation
- Double_t *outADC = new Double_t[nTimeTotal]; // ADC data after tail cancellation
- indexesIn->ResetCounters();
- while (indexesIn->NextRCIndex(iRow, iCol))
+ Double_t *inADC = new Double_t[fTimeTotal]; // ADC data before tail cancellation
+ Double_t *outADC = new Double_t[fTimeTotal]; // ADC data after tail cancellation
+
+ fIndexes->ResetCounters();
+ TTreeSRedirector *fDebugStream = fReconstructor->GetDebugStream(AliTRDReconstructor::kClusterizer);
+ while(fIndexes->NextRCIndex(iRow, iCol))
{
- Float_t calGainFactorROCValue = calGainFactorROC->GetValue(iCol,iRow);
- Double_t gain = calGainFactorDetValue
- * calGainFactorROCValue;
+ Float_t fCalGainFactorROCValue = fCalGainFactorROC->GetValue(iCol,iRow);
+ Double_t gain = fCalGainFactorDetValue
+ * fCalGainFactorROCValue;
Bool_t corrupted = kFALSE;
- for (iTime = 0; iTime < nTimeTotal; iTime++)
+ for (iTime = 0; iTime < fTimeTotal; iTime++)
{
// Apply gain gain factor
- inADC[iTime] = digitsIn->GetDataB(iRow,iCol,iTime);
- if (digitsIn->GetPadStatus(iRow, iCol, iTime)) corrupted = kTRUE;
+ inADC[iTime] = fDigits->GetData(iRow,iCol,iTime);
+ if (fCalPadStatusROC->GetStatus(iCol, iRow)) corrupted = kTRUE;
inADC[iTime] /= gain;
outADC[iTime] = inADC[iTime];
+ if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 7){
+ (*fDebugStream) << "TailCancellation"
+ << "col=" << iCol
+ << "row=" << iRow
+ << "time=" << iTime
+ << "inADC=" << inADC[iTime]
+ << "gain=" << gain
+ << "outADC=" << outADC[iTime]
+ << "corrupted=" << corrupted
+ << "\n";
+ }
}
if (!corrupted)
{
// Apply the tail cancelation via the digital filter
// (only for non-coorupted pads)
- if (fReconstructor->GetRecoParam() ->IsTailCancelation())
- {
- DeConvExp(inADC,outADC,nTimeTotal,fReconstructor->GetRecoParam() ->GetTCnexp());
- }
+ DeConvExp(&inADC[0],&outADC[0],fTimeTotal,fReconstructor->GetRecoParam() ->GetTCnexp());
}
- indexesIn->ResetTbinCounter();
-
- while (indexesIn->NextTbinIndex(iTime))
+ for(iTime = 0; iTime < fTimeTotal; iTime++)//while (fIndexes->NextTbinIndex(iTime))
{
// Store the amplitude of the digit if above threshold
- if (outADC[iTime] > adcThreshold)
- {
- digitsOut->SetData(iRow,iCol,iTime,outADC[iTime]);
- indexesOut->AddIndexTBin(iRow,iCol,iTime);
- }
+ if (outADC[iTime] > fADCthresh)
+ fDigits->SetData(iRow,iCol,iTime,TMath::Nint(outADC[iTime]));
+ else
+ fDigits->SetData(iRow,iCol,iTime,0);
} // while itime
} // while irow icol
-
+
delete [] inADC;
delete [] outADC;
}
//_____________________________________________________________________________
-void AliTRDclusterizer::DeConvExp(Double_t *source, Double_t *target
- , Int_t n, Int_t nexp)
+void AliTRDclusterizer::DeConvExp(const Double_t *const source, Double_t *const target
+ ,const Int_t n, const Int_t nexp)
{
//
// Tail cancellation by deconvolution for PASA v4 TRF
if(!(fRecPoints = AliTRDReconstructor::GetClusters())){
// determine number of clusters which has to be allocated
Float_t nclusters = fReconstructor->GetRecoParam()->GetNClusters();
- if(fReconstructor->IsHLT()) nclusters /= AliTRDgeometry::kNsector;
fRecPoints = new TClonesArray("AliTRDcluster", Int_t(nclusters));
}
}
-//_____________________________________________________________________________
-void AliTRDclusterizer::FillLUT()
-{
- //
- // Create the LUT
- //
-
- const Int_t kNlut = 128;
-
- fLUTbin = AliTRDgeometry::kNlayer * kNlut;
-
- // The lookup table from Bogdan
- Float_t lut[AliTRDgeometry::kNlayer][kNlut] = {
- {
- 0.0070, 0.0150, 0.0224, 0.0298, 0.0374, 0.0454, 0.0533, 0.0611,
- 0.0684, 0.0755, 0.0827, 0.0900, 0.0975, 0.1049, 0.1120, 0.1187,
- 0.1253, 0.1318, 0.1385, 0.1453, 0.1519, 0.1584, 0.1646, 0.1704,
- 0.1762, 0.1821, 0.1879, 0.1938, 0.1996, 0.2053, 0.2108, 0.2160,
- 0.2210, 0.2260, 0.2310, 0.2361, 0.2411, 0.2461, 0.2509, 0.2557,
- 0.2602, 0.2646, 0.2689, 0.2732, 0.2774, 0.2816, 0.2859, 0.2901,
- 0.2942, 0.2983, 0.3022, 0.3061, 0.3099, 0.3136, 0.3172, 0.3207,
- 0.3242, 0.3278, 0.3312, 0.3347, 0.3382, 0.3416, 0.3450, 0.3483,
- 0.3515, 0.3547, 0.3579, 0.3609, 0.3639, 0.3669, 0.3698, 0.3727,
- 0.3756, 0.3785, 0.3813, 0.3842, 0.3870, 0.3898, 0.3926, 0.3952,
- 0.3979, 0.4005, 0.4032, 0.4057, 0.4082, 0.4108, 0.4132, 0.4157,
- 0.4181, 0.4205, 0.4228, 0.4252, 0.4275, 0.4299, 0.4322, 0.4345,
- 0.4367, 0.4390, 0.4412, 0.4434, 0.4456, 0.4478, 0.4499, 0.4520,
- 0.4541, 0.4562, 0.4583, 0.4603, 0.4623, 0.4643, 0.4663, 0.4683,
- 0.4702, 0.4722, 0.4741, 0.4758, 0.4774, 0.4790, 0.4805, 0.4824,
- 0.4844, 0.4863, 0.4883, 0.4902, 0.4921, 0.4940, 0.4959, 0.4978
- },
- {
- 0.0072, 0.0156, 0.0235, 0.0313, 0.0394, 0.0478, 0.0561, 0.0642,
- 0.0718, 0.0792, 0.0868, 0.0947, 0.1025, 0.1101, 0.1172, 0.1241,
- 0.1309, 0.1378, 0.1449, 0.1518, 0.1586, 0.1650, 0.1710, 0.1770,
- 0.1830, 0.1891, 0.1952, 0.2011, 0.2070, 0.2125, 0.2177, 0.2229,
- 0.2280, 0.2332, 0.2383, 0.2435, 0.2484, 0.2533, 0.2581, 0.2627,
- 0.2670, 0.2714, 0.2757, 0.2799, 0.2842, 0.2884, 0.2927, 0.2968,
- 0.3008, 0.3048, 0.3086, 0.3123, 0.3159, 0.3195, 0.3231, 0.3266,
- 0.3301, 0.3335, 0.3370, 0.3404, 0.3438, 0.3471, 0.3504, 0.3536,
- 0.3567, 0.3598, 0.3628, 0.3657, 0.3686, 0.3715, 0.3744, 0.3772,
- 0.3800, 0.3828, 0.3856, 0.3884, 0.3911, 0.3938, 0.3965, 0.3991,
- 0.4016, 0.4042, 0.4067, 0.4092, 0.4116, 0.4140, 0.4164, 0.4187,
- 0.4211, 0.4234, 0.4257, 0.4280, 0.4302, 0.4325, 0.4347, 0.4369,
- 0.4391, 0.4413, 0.4434, 0.4456, 0.4477, 0.4497, 0.4518, 0.4538,
- 0.4558, 0.4578, 0.4598, 0.4618, 0.4637, 0.4656, 0.4675, 0.4694,
- 0.4713, 0.4732, 0.4750, 0.4766, 0.4781, 0.4797, 0.4813, 0.4832,
- 0.4851, 0.4870, 0.4888, 0.4906, 0.4925, 0.4942, 0.4960, 0.4978
- },
- {
- 0.0075, 0.0163, 0.0246, 0.0328, 0.0415, 0.0504, 0.0592, 0.0674,
- 0.0753, 0.0832, 0.0914, 0.0996, 0.1077, 0.1154, 0.1225, 0.1296,
- 0.1369, 0.1442, 0.1515, 0.1585, 0.1652, 0.1714, 0.1776, 0.1839,
- 0.1902, 0.1965, 0.2025, 0.2085, 0.2141, 0.2194, 0.2247, 0.2299,
- 0.2352, 0.2405, 0.2457, 0.2507, 0.2557, 0.2604, 0.2649, 0.2693,
- 0.2737, 0.2780, 0.2823, 0.2867, 0.2909, 0.2951, 0.2992, 0.3033,
- 0.3072, 0.3110, 0.3146, 0.3182, 0.3218, 0.3253, 0.3288, 0.3323,
- 0.3357, 0.3392, 0.3426, 0.3459, 0.3492, 0.3524, 0.3555, 0.3586,
- 0.3616, 0.3645, 0.3674, 0.3703, 0.3731, 0.3759, 0.3787, 0.3815,
- 0.3843, 0.3870, 0.3897, 0.3925, 0.3950, 0.3976, 0.4002, 0.4027,
- 0.4052, 0.4076, 0.4101, 0.4124, 0.4148, 0.4171, 0.4194, 0.4217,
- 0.4239, 0.4262, 0.4284, 0.4306, 0.4328, 0.4350, 0.4371, 0.4393,
- 0.4414, 0.4435, 0.4455, 0.4476, 0.4496, 0.4516, 0.4536, 0.4555,
- 0.4575, 0.4594, 0.4613, 0.4632, 0.4650, 0.4669, 0.4687, 0.4705,
- 0.4723, 0.4741, 0.4758, 0.4773, 0.4789, 0.4804, 0.4821, 0.4839,
- 0.4857, 0.4875, 0.4893, 0.4910, 0.4928, 0.4945, 0.4961, 0.4978
- },
- {
- 0.0078, 0.0171, 0.0258, 0.0345, 0.0438, 0.0532, 0.0624, 0.0708,
- 0.0791, 0.0875, 0.0962, 0.1048, 0.1130, 0.1206, 0.1281, 0.1356,
- 0.1432, 0.1508, 0.1582, 0.1651, 0.1716, 0.1780, 0.1845, 0.1910,
- 0.1975, 0.2038, 0.2099, 0.2155, 0.2210, 0.2263, 0.2317, 0.2371,
- 0.2425, 0.2477, 0.2528, 0.2578, 0.2626, 0.2671, 0.2715, 0.2759,
- 0.2803, 0.2846, 0.2890, 0.2933, 0.2975, 0.3016, 0.3056, 0.3095,
- 0.3132, 0.3168, 0.3204, 0.3239, 0.3274, 0.3309, 0.3344, 0.3378,
- 0.3412, 0.3446, 0.3479, 0.3511, 0.3543, 0.3574, 0.3603, 0.3633,
- 0.3662, 0.3690, 0.3718, 0.3747, 0.3774, 0.3802, 0.3829, 0.3857,
- 0.3883, 0.3910, 0.3936, 0.3962, 0.3987, 0.4012, 0.4037, 0.4061,
- 0.4085, 0.4109, 0.4132, 0.4155, 0.4177, 0.4200, 0.4222, 0.4244,
- 0.4266, 0.4288, 0.4309, 0.4331, 0.4352, 0.4373, 0.4394, 0.4414,
- 0.4435, 0.4455, 0.4475, 0.4494, 0.4514, 0.4533, 0.4552, 0.4571,
- 0.4590, 0.4608, 0.4626, 0.4645, 0.4662, 0.4680, 0.4698, 0.4715,
- 0.4733, 0.4750, 0.4766, 0.4781, 0.4796, 0.4812, 0.4829, 0.4846,
- 0.4863, 0.4880, 0.4897, 0.4914, 0.4930, 0.4946, 0.4963, 0.4979
- },
- {
- 0.0081, 0.0178, 0.0270, 0.0364, 0.0463, 0.0562, 0.0656, 0.0744,
- 0.0831, 0.0921, 0.1013, 0.1102, 0.1183, 0.1261, 0.1339, 0.1419,
- 0.1499, 0.1576, 0.1648, 0.1715, 0.1782, 0.1849, 0.1917, 0.1984,
- 0.2048, 0.2110, 0.2167, 0.2223, 0.2278, 0.2333, 0.2389, 0.2444,
- 0.2497, 0.2548, 0.2598, 0.2645, 0.2691, 0.2735, 0.2780, 0.2824,
- 0.2868, 0.2912, 0.2955, 0.2997, 0.3038, 0.3078, 0.3116, 0.3152,
- 0.3188, 0.3224, 0.3259, 0.3294, 0.3329, 0.3364, 0.3398, 0.3432,
- 0.3465, 0.3497, 0.3529, 0.3561, 0.3591, 0.3620, 0.3649, 0.3677,
- 0.3705, 0.3733, 0.3761, 0.3788, 0.3816, 0.3843, 0.3869, 0.3896,
- 0.3922, 0.3948, 0.3973, 0.3998, 0.4022, 0.4047, 0.4070, 0.4094,
- 0.4117, 0.4139, 0.4162, 0.4184, 0.4206, 0.4227, 0.4249, 0.4270,
- 0.4291, 0.4313, 0.4334, 0.4354, 0.4375, 0.4395, 0.4415, 0.4435,
- 0.4455, 0.4474, 0.4493, 0.4512, 0.4531, 0.4550, 0.4568, 0.4586,
- 0.4604, 0.4622, 0.4639, 0.4657, 0.4674, 0.4691, 0.4708, 0.4725,
- 0.4742, 0.4758, 0.4773, 0.4788, 0.4803, 0.4819, 0.4836, 0.4852,
- 0.4869, 0.4885, 0.4901, 0.4917, 0.4933, 0.4948, 0.4964, 0.4979
- },
- {
- 0.0085, 0.0189, 0.0288, 0.0389, 0.0497, 0.0603, 0.0699, 0.0792,
- 0.0887, 0.0985, 0.1082, 0.1170, 0.1253, 0.1336, 0.1421, 0.1505,
- 0.1587, 0.1662, 0.1733, 0.1803, 0.1874, 0.1945, 0.2014, 0.2081,
- 0.2143, 0.2201, 0.2259, 0.2316, 0.2374, 0.2431, 0.2487, 0.2541,
- 0.2593, 0.2642, 0.2689, 0.2735, 0.2781, 0.2826, 0.2872, 0.2917,
- 0.2961, 0.3003, 0.3045, 0.3086, 0.3125, 0.3162, 0.3198, 0.3235,
- 0.3270, 0.3306, 0.3342, 0.3377, 0.3411, 0.3446, 0.3479, 0.3511,
- 0.3543, 0.3575, 0.3605, 0.3634, 0.3663, 0.3691, 0.3720, 0.3748,
- 0.3775, 0.3803, 0.3830, 0.3857, 0.3884, 0.3911, 0.3937, 0.3962,
- 0.3987, 0.4012, 0.4036, 0.4060, 0.4084, 0.4107, 0.4129, 0.4152,
- 0.4174, 0.4196, 0.4218, 0.4239, 0.4261, 0.4282, 0.4303, 0.4324,
- 0.4344, 0.4365, 0.4385, 0.4405, 0.4425, 0.4445, 0.4464, 0.4483,
- 0.4502, 0.4521, 0.4539, 0.4558, 0.4576, 0.4593, 0.4611, 0.4629,
- 0.4646, 0.4663, 0.4680, 0.4697, 0.4714, 0.4730, 0.4747, 0.4759,
- 0.4769, 0.4780, 0.4790, 0.4800, 0.4811, 0.4827, 0.4843, 0.4859,
- 0.4874, 0.4889, 0.4905, 0.4920, 0.4935, 0.4950, 0.4965, 0.4979
- }
- };
-
- if (fLUT) {
- delete [] fLUT;
- }
- fLUT = new Double_t[fLUTbin];
-
- for (Int_t ilayer = 0; ilayer < AliTRDgeometry::kNlayer; ilayer++) {
- for (Int_t ilut = 0; ilut < kNlut; ilut++ ) {
- fLUT[ilayer*kNlut+ilut] = lut[ilayer][ilut];
- }
- }
-
-}
-
-//_____________________________________________________________________________
-Double_t AliTRDclusterizer::LUTposition(Int_t ilayer
- , Double_t ampL
- , Double_t ampC
- , Double_t ampR) const
-{
- //
- // Calculates the cluster position using the lookup table.
- // Method provided by Bogdan Vulpescu.
- //
-
- const Int_t kNlut = 128;
-
- Double_t pos;
- Double_t x = 0.0;
- Double_t xmin;
- Double_t xmax;
- Double_t xwid;
-
- Int_t side = 0;
- Int_t ix;
-
- Double_t xMin[AliTRDgeometry::kNlayer] = { 0.006492, 0.006377, 0.006258
- , 0.006144, 0.006030, 0.005980 };
- Double_t xMax[AliTRDgeometry::kNlayer] = { 0.960351, 0.965870, 0.970445
- , 0.974352, 0.977667, 0.996101 };
-
- if (ampL > ampR) {
- x = (ampL - ampR) / ampC;
- side = -1;
- }
- else if (ampL < ampR) {
- x = (ampR - ampL) / ampC;
- side = +1;
- }
-
- if (ampL != ampR) {
-
- xmin = xMin[ilayer] + 0.000005;
- xmax = xMax[ilayer] - 0.000005;
- xwid = (xmax - xmin) / 127.0;
-
- if (x < xmin) {
- pos = 0.0000;
- }
- else if (x > xmax) {
- pos = side * 0.5000;
- }
- else {
- ix = (Int_t) ((x - xmin) / xwid);
- pos = side * fLUT[ilayer*kNlut+ix];
- }
-
- }
- else {
-
- pos = 0.0;
-
- }
-
- return pos;
-
-}