#include <TBits.h>
#include "AliITSClusterFinderV2SDD.h"
#include "AliITSRecPoint.h"
+#include "AliITSRecPointContainer.h"
#include "AliITSDetTypeRec.h"
#include "AliRawReader.h"
#include "AliITSRawStreamSDD.h"
fNAnodes(0),
fNTimeBins(0),
fNZbins(0),
- fNXbins(0)
+ fNXbins(0),
+ fCutOnPeakLoose(0.),
+ fCutOnPeakTight(0.),
+ fMaxDrTimeForTightCut(0.)
{
//Default constructor
for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
fDDLBins[iHyb]=new AliBin[kMaxBin];
}
+ SetPeakSelection(15.,30.,2000.);
}
if (npeaks==0) continue;
Int_t k,l;
- for (k=0; k<npeaks-1; k++){//mark adjacent peaks
- if (idx[k] < 0) continue; //this peak is already removed
- for (l=k+1; l<npeaks; l++) {
- if (idx[l] < 0) continue; //this peak is already removed
- Int_t ki=idx[k]/fNZbins, kj=idx[k] - ki*fNZbins;
- Int_t li=idx[l]/fNZbins, lj=idx[l] - li*fNZbins;
- Int_t di=TMath::Abs(ki - li);
- Int_t dj=TMath::Abs(kj - lj);
- if (di>1 || dj>1) continue;
- if (bins[s][idx[k]].GetQ() > bins[s][idx[l]].GetQ()) {
- msk[l]=msk[k];
- idx[l]*=-1;
- } else {
- msk[k]=msk[l];
- idx[k]*=-1;
- break;
- }
+ Int_t nClust;
+ if(repa->GetUseUnfoldingInClusterFinderSDD()){
+ for (k=0; k<npeaks-1; k++){//mark adjacent peaks
+ if (idx[k] < 0) continue; //this peak is already removed
+ for (l=k+1; l<npeaks; l++) {
+ if (idx[l] < 0) continue; //this peak is already removed
+ Int_t ki=idx[k]/fNZbins, kj=idx[k] - ki*fNZbins;
+ Int_t li=idx[l]/fNZbins, lj=idx[l] - li*fNZbins;
+ Int_t di=TMath::Abs(ki - li);
+ Int_t dj=TMath::Abs(kj - lj);
+ if (di>1 || dj>1) continue;
+ if (bins[s][idx[k]].GetQ() > bins[s][idx[l]].GetQ()) {
+ msk[l]=msk[k];
+ idx[l]*=-1;
+ } else {
+ msk[k]=msk[l];
+ idx[k]*=-1;
+ break;
+ }
+ }
}
+ nClust=npeaks;
+ }else{
+ for (k=1; k<npeaks; k++) msk[k]=msk[0];
+ nClust=1;
}
-
+ Float_t maxADC=0;
for (k=0; k<npeaks; k++) {
- if(repa->GetUseUnfoldingInClusterFinderSDD()==kFALSE) msk[k]=msk[0];
+ if(idx[k]>0. && bins[s][idx[k]].GetQ() > maxADC) maxADC=bins[s][idx[k]].GetQ();
MarkPeak(TMath::Abs(idx[k]), fNZbins, bins[s], msk[k]);
}
-
- for (k=0; k<npeaks; k++) {
+ if(maxADC<fCutOnPeakLoose) continue;
+
+ for (k=0; k<nClust; k++) {
if (idx[k] < 0) continue; //removed peak
AliITSRecPoint c;
MakeCluster(idx[k], fNZbins, bins[s], msk[k], c);
for (Int_t ilab=0;ilab<10;ilab++){
milab[ilab]=-2;
}
- Int_t maxi=0,mini=0,maxj=0,minj=0;
- for (Int_t di=-5; di<=5;di++){
- for (Int_t dj=-10;dj<=10;dj++){
- index = idx[k]+di+dj*fNZbins;
- if (index<0) continue;
- if (index>=kMaxBin) continue;
- AliBin *b=&bins[s][index];
- Int_t jAnode=index%fNZbins-1;
- Int_t adcSignal=b->GetQ();
- if(adcSignal>cal->GetThresholdAnode(jAnode)){
- if (di>maxi) maxi=di;
- if (di<mini) mini=di;
- if (dj>maxj) maxj=dj;
- if (dj<minj) minj=dj;
- }
- //
- if(digits) {
- if (TMath::Abs(di)<2&&TMath::Abs(dj)<2){
- AliITSdigitSDD* d=(AliITSdigitSDD*)digits->UncheckedAt(b->GetIndex());
- for (Int_t itrack=0;itrack<10;itrack++){
- Int_t track = (d->GetTracks())[itrack];
- if (track>=0) {
- AddLabel(milab, track);
- }
+ if(digits) {
+ for (Int_t di=-2; di<=2;di++){
+ for (Int_t dj=-2;dj<=2;dj++){
+ index = idx[k]+di+dj*fNZbins;
+ if (index<0) continue;
+ if (index>=kMaxBin) continue;
+ AliBin *b=&bins[s][index];
+ if(b->GetQ()<0.1) continue;
+ AliITSdigitSDD* d=(AliITSdigitSDD*)digits->UncheckedAt(b->GetIndex());
+ for (Int_t itrack=0;itrack<10;itrack++){
+ Int_t track = (d->GetTracks())[itrack];
+ if (track>=0) {
+ AddLabel(milab, track);
}
}
}
}
}
- Int_t clSizAnode=maxi-mini+1;
- Int_t clSizTb=maxj-minj+1;
+
+
+ Int_t clSizAnode=fZmax-fZmin+1;
+ Int_t clSizTb=fXmax-fXmin+1;
if(repa->GetUseSDDClusterSizeSelection()){
if(clSizTb==1) continue; // cut common mode noise spikes
- if(clSizAnode>3) continue; // cut common mode noise spikes
+ if(clSizAnode>5) continue; // cut common mode noise spikes
if(clSizTb>10) continue; // cut clusters on noisy anodes
+ if(cal-> IsAMAt20MHz() && clSizTb>8) continue; // cut clusters on noisy anodes
}
AliITSresponseSDD* rsdd = fDetTypeRec->GetResponseSDD();
Float_t zdet = GetSeg()->GetLocalZFromAnode(zAnode);
Float_t driftTimeUncorr = GetSeg()->GetDriftTimeFromTb(timebin)+jitter*rsdd->GetCarlosRXClockPeriod();
Float_t driftTime=driftTimeUncorr-rsdd->GetTimeZero(fModule);
- Float_t driftSpeed = cal->GetDriftSpeedAtAnode(zAnode) + rsdd->GetDeltaVDrift(fModule);
+ if(driftTime<fMaxDrTimeForTightCut && maxADC<fCutOnPeakTight) continue;
+
+ Float_t driftSpeed = cal->GetDriftSpeedAtAnode(zAnode) + rsdd->GetDeltaVDrift(fModule,zAnode>255);
Float_t driftPathMicron = driftTime*driftSpeed;
const Double_t kMicronTocm = 1.0e-4;
Float_t xdet=(driftPathMicron-GetSeg()->Dx())*kMicronTocm; // xdet is negative
y=trk[1];
z=trk[2];
+ q+=(driftTime*rsdd->GetADCvsDriftTime(fModule)); // correction for zero supp.
q/=rsdd->GetADCtokeV(fModule);
- q+=(driftTime*rsdd->GetChargevsTime()); // correction for zero supp.
if(cal-> IsAMAt20MHz()) q*=2.; // account for 1/2 sampling freq.
if(q<repa->GetMinClusterChargeSDD()) continue; // remove noise clusters
- Float_t hit[5] = {y, z, 0.0030*0.0030, 0.0020*0.0020, q};
+ Float_t hit[6] = {y, z, 0.0030*0.0030, 0.0020*0.0020, q, 0.};
Int_t info[3] = {clSizTb, clSizAnode, fNlayer[fModule]};
if (digits) CheckLabels2(milab);
milab[3]=fNdet[fModule];
AliITSRecPoint cc(milab,hit,info);
- cc.SetType(npeaks);
+ cc.SetType(nClust*100+npeaks);
cc.SetDriftTime(driftTimeUncorr);
+ cc.SetDriftSide(s);
+ cc.SetChargeRatio(maxADC);
if(clusters) new (cl[ncl]) AliITSRecPoint(cc);
else {
fDetTypeRec->AddRecPoint(cc);
}
}
}
-
+ AliDebug(2,Form("Clusters found on SDD module %d (unfolding %d) = %d\n",fModule,repa->GetUseUnfoldingInClusterFinderSDD(),ncl));
+
}
//______________________________________________________________________
-void AliITSClusterFinderV2SDD::RawdataToClusters(AliRawReader* rawReader,TClonesArray** clusters){
+void AliITSClusterFinderV2SDD::RawdataToClusters(AliRawReader* rawReader){
//------------------------------------------------------------
// This function creates ITS clusters from raw data
//------------------------------------------------------------
}
}
}
- FindClustersSDD(inputSDD,clusters);
+ FindClustersSDD(inputSDD);
delete inputSDD;
}
-void AliITSClusterFinderV2SDD::FindClustersSDD(AliITSRawStream* input,
- TClonesArray** clusters)
+void AliITSClusterFinderV2SDD::FindClustersSDD(AliITSRawStream* input)
{
//------------------------------------------------------------
// Actual SDD cluster finder for raw data
//------------------------------------------------------------
+ AliITSRecPointContainer* rpc = AliITSRecPointContainer::Instance();
Int_t nClustersSDD = 0;
AliBin *bins[2];
TBits* anodeFired[2];
for(Int_t iMod=0; iMod<kModulesPerDDL; iMod++){
if(vectModId[iMod]>=0){
fModule = vectModId[iMod];
- clusters[fModule] = new TClonesArray("AliITSRecPoint");
+ TClonesArray* clusters = rpc->UncheckedGetClusters(fModule);
bins[0]=fDDLBins[iMod*2]; // first hybrid of the module
bins[1]=fDDLBins[iMod*2+1]; // second hybrid of the module
anodeFired[0]=ddlAnodeFired[iMod*2];
anodeFired[1]=ddlAnodeFired[iMod*2+1];
- FindClustersSDD(bins, anodeFired, NULL, clusters[fModule],jitter);
- Int_t nClusters = clusters[fModule]->GetEntriesFast();
+ FindClustersSDD(bins, anodeFired, NULL, clusters,jitter);
+ Int_t nClusters = clusters->GetEntriesFast();
nClustersSDD += nClusters;
vectModId[iMod]=-1;
}
for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
delete ddlAnodeFired[iHyb];
}
- Info("FindClustersSDD", "found clusters in ITS SDD: %d", nClustersSDD);
+ AliDebug(1,Form("found clusters in ITS SDD: %d", nClustersSDD));
}
//______________________________________________________________________