* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
+
+/* $Id$*/
+
////////////////////////////////////////////////////////////////////////////
// Implementation of the ITS clusterer V2 class //
// //
+#include <TClonesArray.h>
+#include <TBits.h>
#include "AliITSClusterFinderV2SDD.h"
-#include "AliITSclusterV2.h"
+#include "AliITSRecPoint.h"
+#include "AliITSRecPointContainer.h"
#include "AliITSDetTypeRec.h"
#include "AliRawReader.h"
#include "AliITSRawStreamSDD.h"
-
-#include <TClonesArray.h>
+#include "AliITSRawStreamSDDCompressed.h"
+#include "AliITSCalibrationSDD.h"
+#include "AliITSresponseSDD.h"
+#include "AliITSDetTypeRec.h"
+#include "AliITSReconstructor.h"
+#include "AliITSsegmentationSDD.h"
#include "AliITSdigitSDD.h"
+#include "AliITSgeomTGeo.h"
ClassImp(AliITSClusterFinderV2SDD)
-extern AliRun *gAlice;
-
-AliITSClusterFinderV2SDD::AliITSClusterFinderV2SDD(AliITSgeom* geom):AliITSClusterFinderV2(geom){
-
+AliITSClusterFinderV2SDD::AliITSClusterFinderV2SDD(AliITSDetTypeRec* dettyp):AliITSClusterFinder(dettyp),
+ fNAnodes(0),
+ fNTimeBins(0),
+ fNZbins(0),
+ fNXbins(0),
+ fCutOnPeakLoose(0.),
+ fCutOnPeakTight(0.),
+ fMaxDrTimeForTightCut(0.)
+{
//Default constructor
- fNySDD=256; fNzSDD=256;
- fYpitchSDD=0.01825;
- fZpitchSDD=0.02940;
- fHwSDD=3.5085; fHlSDD=3.7632;
- fYoffSDD=0.0425;
-
-
-
+ fNAnodes = GetSeg()->NpzHalf();
+ fNZbins = fNAnodes+2;
+ fNTimeBins = GetSeg()->Npx();
+ fNXbins = fNTimeBins+2;
+ AliDebug(2,Form("Cells in SDD cluster finder: Andoes=%d TimeBins=%d",fNAnodes,fNTimeBins));
+ const Int_t kMaxBin=fNZbins*fNXbins;
+ for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
+ fDDLBins[iHyb]=new AliBin[kMaxBin];
+ }
+ SetPeakSelection(15.,30.,2000.);
}
+//______________________________________________________________________
+AliITSClusterFinderV2SDD::~AliITSClusterFinderV2SDD()
+{
+ //Destructor
+ for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
+ delete [] fDDLBins[iHyb];
+ }
+}
+
+//______________________________________________________________________
void AliITSClusterFinderV2SDD::FindRawClusters(Int_t mod){
//Find clusters V2
}
+//______________________________________________________________________
void AliITSClusterFinderV2SDD::FindClustersSDD(TClonesArray *digits) {
//------------------------------------------------------------
// Actual SDD cluster finder
//------------------------------------------------------------
- Int_t kNzBins = fNzSDD + 2;
- const Int_t kMAXBIN=kNzBins*(fNySDD+2);
+ const Int_t kMaxBin=fNZbins*fNXbins;
AliBin *bins[2];
- bins[0]=new AliBin[kMAXBIN];
- bins[1]=new AliBin[kMAXBIN];
+ bins[0]=new AliBin[kMaxBin];
+ bins[1]=new AliBin[kMaxBin];
+ TBits *anodeFired[2];
+ anodeFired[0]=new TBits(fNAnodes);
+ anodeFired[1]=new TBits(fNAnodes);
+ anodeFired[0]->ResetAllBits();
+ anodeFired[1]->ResetAllBits();
+ AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)GetResp(fModule);
+ if(cal==0){
+ AliError(Form("Calibration object not present for SDD module %d\n",fModule));
+ return;
+ }
AliITSdigitSDD *d=0;
Int_t i, ndigits=digits->GetEntriesFast();
for (i=0; i<ndigits; i++) {
d=(AliITSdigitSDD*)digits->UncheckedAt(i);
- Int_t y=d->GetCoord2()+1; //y
- Int_t z=d->GetCoord1()+1; //z
- Int_t q=d->GetSignal();
- if (q<3) continue;
-
- if (z <= fNzSDD) {
- bins[0][y*kNzBins+z].SetQ(q);
- bins[0][y*kNzBins+z].SetMask(1);
- bins[0][y*kNzBins+z].SetIndex(i);
- } else {
- z-=fNzSDD;
- bins[1][y*kNzBins+z].SetQ(q);
- bins[1][y*kNzBins+z].SetMask(1);
- bins[1][y*kNzBins+z].SetIndex(i);
+ Int_t ian=d->GetCoord1();
+ Int_t itb=d->GetCoord2();
+ //Int_t iSide=0;
+ //if (ian >= fNAnodes) iSide=1;
+ Float_t gain=cal->GetChannelGain(ian)/fDetTypeRec->GetAverageGainSDD();
+ Float_t charge=d->GetSignal(); // returns expanded signal
+ // (10 bit, low threshold already added)
+ Float_t baseline = cal->GetBaseline(ian);
+ if(charge>baseline) charge-=baseline;
+ else charge=0;
+
+ if(gain>0.){ // Bad channels have gain=0.
+ charge/=gain;
+ if(charge<cal->GetThresholdAnode(ian)) continue;
+ Int_t q=(Int_t)(charge+0.5);
+ Int_t y=itb+1;
+ Int_t z=ian+1;
+ if (z <= fNAnodes){
+ bins[0][y*fNZbins+z].SetQ(q);
+ bins[0][y*fNZbins+z].SetMask(1);
+ bins[0][y*fNZbins+z].SetIndex(i);
+ anodeFired[0]->SetBitNumber(ian);
+ } else {
+ z-=fNAnodes;
+ bins[1][y*fNZbins+z].SetQ(q);
+ bins[1][y*fNZbins+z].SetMask(1);
+ bins[1][y*fNZbins+z].SetIndex(i);
+ anodeFired[1]->SetBitNumber(ian-fNAnodes);
+ }
}
}
- FindClustersSDD(bins, kMAXBIN, kNzBins, digits);
+ FindClustersSDD(bins, anodeFired, digits);
delete[] bins[0];
delete[] bins[1];
+ delete anodeFired[0];
+ delete anodeFired[1];
}
+//______________________________________________________________________
void AliITSClusterFinderV2SDD::
-FindClustersSDD(AliBin* bins[2], Int_t nMaxBin, Int_t nzBins,
- TClonesArray *digits, TClonesArray *clusters) {
+FindClustersSDD(AliBin* bins[2], TBits* anodeFired[2],
+ TClonesArray *digits, TClonesArray *clusters, Int_t jitter) {
//------------------------------------------------------------
// Actual SDD cluster finder
//------------------------------------------------------------
+
+ static AliITSRecoParam *repa = NULL;
+ if(!repa){
+ repa = (AliITSRecoParam*) AliITSReconstructor::GetRecoParam();
+ if(!repa){
+ repa = AliITSRecoParam::GetHighFluxParam();
+ AliWarning("Using default AliITSRecoParam class");
+ }
+ }
+ const TGeoHMatrix *mT2L=AliITSgeomTGeo::GetTracking2LocalMatrix(fModule);
+ AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)GetResp(fModule);
+ if(cal==0){
+ AliError(Form("Calibration object not present for SDD module %d\n",fModule));
+ return;
+ }
+ const Int_t kMaxBin=fNZbins*fNXbins;
Int_t ncl=0;
TClonesArray &cl=*clusters;
- for (Int_t s=0; s<2; s++)
- for (Int_t i=0; i<nMaxBin; i++) {
- if (bins[s][i].IsUsed()) continue;
- Int_t idx[32]; UInt_t msk[32]; Int_t npeaks=0;
- FindPeaks(i, nzBins, bins[s], idx, msk, npeaks);
-
- if (npeaks>30) continue;
- 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]/nzBins, kj=idx[k] - ki*nzBins;
- Int_t li=idx[l]/nzBins, lj=idx[l] - li*nzBins;
- 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;
- }
- }
- }
-
- for (k=0; k<npeaks; k++) {
- MarkPeak(TMath::Abs(idx[k]), nzBins, bins[s], msk[k]);
- }
-
- for (k=0; k<npeaks; k++) {
- if (idx[k] < 0) continue; //removed peak
- AliITSclusterV2 c;
- MakeCluster(idx[k], nzBins, bins[s], msk[k], c);
- //mi change
- Int_t milab[10];
- for (Int_t ilab=0;ilab<10;ilab++){
- milab[ilab]=-2;
- }
- Int_t maxi=0,mini=0,maxj=0,minj=0;
- //AliBin *bmax=&bins[s][idx[k]];
- //Float_t max = TMath::Max(TMath::Abs(bmax->GetQ())/5.,3.);
- Float_t max=3;
- for (Int_t di=-2; di<=2;di++)
- for (Int_t dj=-3;dj<=3;dj++){
- Int_t index = idx[k]+di+dj*nzBins;
- if (index<0) continue;
- if (index>=nMaxBin) continue;
- AliBin *b=&bins[s][index];
- if (TMath::Abs(b->GetQ())>max){
- 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);
- }
- }
- }
- }
- }
- }
-
- /*
- Float_t s2 = c.GetSigmaY2()/c.GetQ() - c.GetY()*c.GetY();
- Float_t w=par->GetPadPitchWidth(sec);
- c.SetSigmaY2(s2);
- if (s2 != 0.) {
- c.SetSigmaY2(c.GetSigmaY2()*0.108);
- if (sec<par->GetNInnerSector()) c.SetSigmaY2(c.GetSigmaY2()*2.07);
- }
- s2 = c.GetSigmaZ2()/c.GetQ() - c.GetZ()*c.GetZ();
- w=par->GetZWidth();
- c.SetSigmaZ2(s2);
-
- if (s2 != 0.) {
- c.SetSigmaZ2(c.GetSigmaZ2()*0.169);
- if (sec<par->GetNInnerSector()) c.SetSigmaZ2(c.GetSigmaZ2()*1.77);
+ for (Int_t s=0; s<2; s++){
+ for(Int_t iAnode=0; iAnode<GetSeg()->NpzHalf(); iAnode++){
+ if(anodeFired[s]->TestBitNumber(iAnode)==kFALSE) continue;
+ for(Int_t iTimeBin=0; iTimeBin<GetSeg()->Npx(); iTimeBin++){
+ Int_t index=(iTimeBin+1)*fNZbins+(iAnode+1);
+ if (bins[s][index].IsUsed()) continue;
+ if(NoiseSuppress(index,s,bins[s],cal)) continue;
+ Int_t idx[32]; UInt_t msk[32]; Int_t npeaks=0;
+ FindPeaks(index, fNZbins, bins[s], idx, msk, npeaks);
+
+ if (npeaks>30) continue;
+ if (npeaks==0) continue;
+
+ Int_t k,l;
+ 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(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]);
+ }
+ 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);
+ //mi change
+ Int_t milab[10];
+ for (Int_t ilab=0;ilab<10;ilab++){
+ milab[ilab]=-2;
+ }
+
+ 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);
+ }
+ }
+ }
}
- */
-
- c.SetSigmaY2(0.0030*0.0030);
- c.SetSigmaZ2(0.0020*0.0020);
- c.SetDetectorIndex(fNdet[fModule]);
-
- Float_t y=c.GetY(),z=c.GetZ(), q=c.GetQ();
- y/=q; z/=q;
- //
- //Float_t s2 = c.GetSigmaY2()/c.GetQ() - y*y;
- // c.SetSigmaY2(s2);
- //s2 = c.GetSigmaZ2()/c.GetQ() - z*z;
- //c.SetSigmaZ2(s2);
- //
- y=(y-0.5)*fYpitchSDD;
- y-=fHwSDD;
- y-=fYoffSDD; //delay ?
- if (s) y=-y;
-
- z=(z-0.5)*fZpitchSDD;
- z-=fHlSDD;
-
- y=-(-y+fYshift[fModule]);
- z= -z+fZshift[fModule];
- c.SetY(y);
- c.SetZ(z);
- c.SetNy(maxj-minj+1);
- c.SetNz(maxi-mini+1);
- c.SetType(npeaks);
- c.SetQ(q/12.7); //to be consistent with the SSD charges
-
- if (c.GetQ() < 20.) continue; //noise cluster
-
- if (digits) {
- // AliBin *b=&bins[s][idx[k]];
- // AliITSdigitSDD* d=(AliITSdigitSDD*)digits->UncheckedAt(b->GetIndex());
- {
- //Int_t lab[3];
- //lab[0]=(d->GetTracks())[0];
- //lab[1]=(d->GetTracks())[1];
- //lab[2]=(d->GetTracks())[2];
- //CheckLabels(lab);
- CheckLabels2(milab);
- c.SetLabel(milab[0],0);
- c.SetLabel(milab[1],1);
- c.SetLabel(milab[2],2);
- c.SetLayer(fNlayer[fModule]);
- }
- }
- if(clusters) new (cl[ncl]) AliITSclusterV2(c);
- else {
- fDetTypeRec->AddClusterV2(c);
- }
- ncl++;
+ }
+ else { // raw data
+ if (fRawID2ClusID) milab[0] = fNClusters+1; // RS: store clID+1 as a reference to the cluster
+ }
+
+
+ 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>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 y=c.GetY(),z=c.GetZ(), q=c.GetQ();
+ y/=q; z/=q;
+ Float_t zAnode=z-0.5; // to have anode in range 0.-255. and centered on the mid of the pitch
+ Float_t timebin=y-0.5; // to have time bin in range 0.-255. amd centered on the mid of the bin
+ if(s==1) zAnode += GetSeg()->NpzHalf(); // right side has anodes from 256. to 511.
+ Float_t zdet = GetSeg()->GetLocalZFromAnode(zAnode);
+ Float_t driftTimeUncorr = GetSeg()->GetDriftTimeFromTb(timebin)+jitter*rsdd->GetCarlosRXClockPeriod();
+ Float_t driftTime=driftTimeUncorr-rsdd->GetTimeZero(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
+ if (s==0) xdet=-xdet; // left side has positive local x
+
+ if(repa->GetUseSDDCorrectionMaps()){
+ Float_t corrx=0, corrz=0;
+ cal->GetCorrections(zdet,xdet,corrz,corrx,GetSeg());
+ zdet+=corrz;
+ xdet+=corrx;
+ }
+
+ Double_t loc[3]={xdet,0.,zdet},trk[3]={0.,0.,0.};
+ mT2L->MasterToLocal(loc,trk);
+ y=trk[1];
+ z=trk[2];
+
+ q+=(driftTime*rsdd->GetADCvsDriftTime(fModule)); // correction for zero supp.
+ q/=rsdd->GetADCtokeV(fModule);
+ if(cal-> IsAMAt20MHz()) q*=2.; // account for 1/2 sampling freq.
+ if(q<repa->GetMinClusterChargeSDD()) continue; // remove noise clusters
+
+ 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(nClust*100+npeaks);
+ cc.SetDriftTime(driftTimeUncorr);
+ cc.SetDriftSide(s);
+ cc.SetChargeRatio(maxADC);
+ if(clusters) new (cl[ncl]) AliITSRecPoint(cc);
+ else {
+ fDetTypeRec->AddRecPoint(cc);
+ }
+ fNClusters++; // RS
+ ncl++;
+ }
}
}
-}
-
-
+ }
+ 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
//------------------------------------------------------------
- rawReader->Reset();
- AliITSRawStreamSDD inputSDD(rawReader);
- FindClustersSDD(&inputSDD,clusters);
-
+ fNClusters = 0; //RS
+ AliITSRawStream* inputSDD=AliITSRawStreamSDD::CreateRawStreamSDD(rawReader);
+ AliDebug(1,Form("%s is used",inputSDD->ClassName()));
+
+ AliITSDDLModuleMapSDD *ddlmap=(AliITSDDLModuleMapSDD*)fDetTypeRec->GetDDLModuleMapSDD();
+ inputSDD->SetDDLModuleMap(ddlmap);
+ for(Int_t iddl=0; iddl<AliITSDDLModuleMapSDD::GetNDDLs(); iddl++){
+ for(Int_t icar=0; icar<AliITSDDLModuleMapSDD::GetNModPerDDL();icar++){
+ Int_t iMod=ddlmap->GetModuleNumber(iddl,icar);
+ if(iMod==-1) continue;
+ AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)GetResp(iMod);
+ if(cal==0){
+ AliError(Form("Calibration object not present for SDD module %d\n",iMod));
+ continue;
+ }
+ Bool_t isZeroSupp=cal->GetZeroSupp();
+ if(isZeroSupp){
+ for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-240,iSid,cal->GetZSLowThreshold(iSid));
+ }else{
+ for(Int_t iSid=0; iSid<2; iSid++) inputSDD->SetZeroSuppLowThreshold(iMod-240,iSid,0);
+ }
+ }
+ }
+ 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;
- Int_t kNzBins = fNzSDD + 2;
- Int_t kMaxBin = kNzBins * (fNySDD+2);
- AliBin *binsSDDInit = new AliBin[kMaxBin];
- AliBin *binsSDD1 = new AliBin[kMaxBin];
- AliBin *binsSDD2 = new AliBin[kMaxBin];
- AliBin* bins[2] = {NULL, NULL};
+ AliBin *bins[2];
+ TBits* anodeFired[2];
+ TBits* ddlAnodeFired[kHybridsPerDDL];
+ for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
+ ddlAnodeFired[iHyb]=new TBits(fNAnodes);
+ ddlAnodeFired[iHyb]->ResetAllBits();
+ }
+ Int_t vectModId[kModulesPerDDL];
+ for(Int_t iMod=0; iMod<kModulesPerDDL; iMod++) vectModId[iMod]=-1;
// read raw data input stream
- while (kTRUE) {
- Bool_t next = input->Next();
- if (!next || input->IsNewModule()) {
- Int_t iModule = input->GetPrevModuleID();
-
- // when all data from a module was read, search for clusters
- if (bins[0]) {
- clusters[iModule] = new TClonesArray("AliITSclusterV2");
- fModule = iModule;
- FindClustersSDD(bins, kMaxBin, kNzBins, NULL, clusters[iModule]);
- Int_t nClusters = clusters[iModule]->GetEntriesFast();
- nClustersSDD += nClusters;
- bins[0] = bins[1] = NULL;
-
- }
-
- if (!next) break;
- bins[0]=binsSDD1;
- bins[1]=binsSDD2;
- memcpy(binsSDD1,binsSDDInit,sizeof(AliBin)*kMaxBin);
- memcpy(binsSDD2,binsSDDInit,sizeof(AliBin)*kMaxBin);
-
+ int countRW = 0; //RS
+ if (fRawID2ClusID) fRawID2ClusID->Reset(); //RS if array was provided, we shall store the rawID -> ClusterID
+ //
+ while (input->Next()) {
+ Int_t iModule = input->GetModuleID();
+ if(iModule<0){
+ AliWarning(Form("Invalid SDD module number %d\n", iModule));
+ continue;
}
+ Int_t iCarlos =input->GetCarlosId();
+ Int_t iSide = input->GetChannel();
+ Int_t iHybrid=iCarlos*2+iSide;
+ if (input->IsCompletedModule()) {
+ // store the module number
+ vectModId[iCarlos]=iModule;
+ }
+ else if (input->IsCompletedDDL()) {
+ // when all data from a DDL was read, search for clusters
+ Int_t jitter=input->GetJitter();
+ for(Int_t iMod=0; iMod<kModulesPerDDL; iMod++){
+ if(vectModId[iMod]>=0){
+ fModule = vectModId[iMod];
+ 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,jitter);
+ Int_t nClusters = clusters->GetEntriesFast();
+ nClustersSDD += nClusters;
+ vectModId[iMod]=-1;
+ }
+ for (Int_t s=0; s<2; s++){
+ Int_t indexHyb=iMod*2+s;
+ for(Int_t iAnode=0; iAnode<GetSeg()->NpzHalf(); iAnode++){
+ if(ddlAnodeFired[indexHyb]->TestBitNumber(iAnode)==kFALSE) continue;
+ for(Int_t iTimeBin=0; iTimeBin<GetSeg()->Npx(); iTimeBin++){
+ Int_t index=(iTimeBin+1)*fNZbins+(iAnode+1);
+ fDDLBins[indexHyb][index].Reset();
+ }
+ }
+ }
+ ddlAnodeFired[iMod*2]->ResetAllBits();
+ ddlAnodeFired[iMod*2+1]->ResetAllBits();
+ }
+ }else{
// fill the current digit into the bins array
- if(input->GetSignal()>=3) {
- Int_t iz = input->GetCoord1()+1;
- Int_t side = ((iz <= fNzSDD) ? 0 : 1);
- iz -= side*fNzSDD;
- Int_t index = (input->GetCoord2()+1) * kNzBins + iz;
- bins[side][index].SetQ(input->GetSignal());
- bins[side][index].SetMask(1);
- bins[side][index].SetIndex(index);
+ if(iHybrid<0 || iHybrid>=kHybridsPerDDL){
+ AliWarning(Form("Invalid SDD hybrid number %d on module %d\n", iHybrid,iModule));
+ continue;
+ }
+ AliITSCalibrationSDD* cal = (AliITSCalibrationSDD*)GetResp(iModule);
+ if(cal==0){
+ AliError(Form("Calibration object not present for SDD module %d\n",iModule));
+ continue;
+ }
+ Float_t charge=input->GetSignal();
+ Int_t chan=input->GetCoord1()+fNAnodes*iSide;
+ Float_t gain=cal->GetChannelGain(chan)/fDetTypeRec->GetAverageGainSDD();;
+ Float_t baseline = cal->GetBaseline(chan);
+ if(charge>baseline) charge-=baseline;
+ else charge=0;
+ if(gain>0.){ // Bad channels have gain=0
+ charge/=gain;
+ if(charge>=cal->GetThresholdAnode(chan)) {
+ Int_t q=(Int_t)(charge+0.5);
+ Int_t iz = input->GetCoord1();
+ Int_t itb = input->GetCoord2();
+ Int_t index = (itb+1) * fNZbins + (iz+1);
+ if((itb < fNTimeBins) && (iz < fNAnodes)) {
+ fDDLBins[iHybrid][index].SetQ(q);
+ fDDLBins[iHybrid][index].SetMask(1);
+ fDDLBins[iHybrid][index].SetIndex(index);
+ fDDLBins[iHybrid][index].SetRawID(countRW); //RS register raw id
+ ddlAnodeFired[iHybrid]->SetBitNumber(iz);
+ }else{
+ AliWarning(Form("Invalid SDD cell: Anode=%d TimeBin=%d",iz,itb));
+ }
+ }
+ }
}
+ countRW++; //RS
}
- delete[] binsSDD1;
- delete[] binsSDD2;
- delete[] binsSDDInit;
-
- Info("FindClustersSDD", "found clusters in ITS SDD: %d", nClustersSDD);
+ for(Int_t iHyb=0;iHyb<kHybridsPerDDL;iHyb++){
+ delete ddlAnodeFired[iHyb];
+ }
+ AliDebug(1,Form("found clusters in ITS SDD: %d", nClustersSDD));
+}
+//______________________________________________________________________
+Bool_t AliITSClusterFinderV2SDD::NoiseSuppress(Int_t k, Int_t sid, AliBin* bins, const AliITSCalibrationSDD* cal) const {
+ // applies zero suppression using the measured noise of each anode
+ // threshold values from ALICE-INT-1999-28 V10
+ // returns kTRUE if the digit should eb noise suppressed, kFALSE if it should be kept
+ Float_t xfactL=2.2;
+ Float_t xfactH=4.0;
+ //
+
+ Int_t iAn=(k%fNZbins)-1;
+ if(iAn<0 || iAn>255) return kTRUE;
+ if(sid==1) iAn+=256;
+ Int_t nLow=0, nHigh=0;
+ Float_t noise=cal->GetNoiseAfterElectronics(iAn);
+ Float_t noisem1=noise;
+ if(iAn>1) noisem1=cal->GetNoiseAfterElectronics(iAn-1);
+ Float_t noisep1=noise;
+ if(iAn<511) noisep1=cal->GetNoiseAfterElectronics(iAn+1);
+ Float_t tL=noise*xfactL;
+ Float_t tH=noise*xfactH;
+ Float_t tLp1=noisep1*xfactL;
+ Float_t tHp1=noisep1*xfactH;
+ Float_t tLm1=noisem1*xfactL;
+ Float_t tHm1=noisem1*xfactH;
+ Int_t cC=bins[k].GetQ();
+ if(cC<=tL){
+ bins[k].SetQ(0);
+ bins[k].SetMask(0xFFFFFFFE);
+ return kTRUE;;
+ }
+ nLow++; // cC is greater than tL
+ if(cC>tH) nHigh++;
+ Int_t sS=bins[k-1].GetQ();
+ if(sS>tLm1) nLow++;
+ if(sS>tHm1) nHigh++;
+ Int_t nN=bins[k+1].GetQ();
+ if(nN>tLp1) nLow++;
+ if(nN>tHp1) nHigh++;
+ Int_t eE=bins[k-fNZbins].GetQ();
+ if(eE>tL) nLow++;
+ if(eE>tH) nHigh++;
+ Int_t wW=bins[k+fNZbins].GetQ();
+ if(wW>tL) nLow++;
+ if(wW>tH) nHigh++;
+ if(nLow<2 || nHigh<1) return kTRUE;
+ else return kFALSE;
}
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff