#include <TString.h>
#include <TRandom.h>
#include <TTreeStream.h>
+#include <TVector3.h>
#include "AliLog.h"
#include "AliGeomManager.h"
//Default constructor
Int_t i;
for(i=0;i<4;i++) fSPDdetzcentre[i]=0.;
- for(i=0;i<2;i++) {fxOverX0Shield[i]=-1.;fxTimesRhoShield[i]=-1.;}
+ for(i=0;i<2;i++) {
+ fxOverX0Shield[i]=-1.;
+ fxTimesRhoShield[i]=-1.;
+ fConstraint[i]=0;
+ }
for(i=0;i<6;i++) {fxOverX0Layer[i]=-1.;fxTimesRhoLayer[i]=-1.;}
fOriginal.SetOwner();
+ for(i=0;i<AliITSgeomTGeo::kNLayers;i++)fForceSkippingOfLayer[i]=0;
+ for(i=0;i<100000;i++)fBestTrackIndex[i]=0;
+
}
//------------------------------------------------------------------------
AliITStrackerMI::AliITStrackerMI(const Char_t *geom) : AliTracker(),
} // end loop on detectors
} // end loop on ladders
- fForceSkippingOfLayer[i] = 0;
+ fForceSkippingOfLayer[i-1] = 0;
} // end loop on layers
if(AliITSReconstructor::GetRecoParam()->GetHistoPlaneEff()) fPlaneEff->SetCreateHistos(kTRUE);
}
}
+/*
//------------------------------------------------------------------------
AliITStrackerMI::AliITStrackerMI(const AliITStrackerMI &tracker):AliTracker(tracker),
fI(tracker.fI),
fxTimesRhoShield[i]=tracker.fxTimesRhoShield[i];
}
}
+
//------------------------------------------------------------------------
AliITStrackerMI & AliITStrackerMI::operator=(const AliITStrackerMI &tracker){
//Assignment operator
new(this) AliITStrackerMI(tracker);
return *this;
}
+*/
//------------------------------------------------------------------------
AliITStrackerMI::~AliITStrackerMI()
{
if(det.IsBad()) {nBadDetsPerLayer++;}
} // end loop on detectors
} // end loop on ladders
- Info("ReadBadFromDetTypeRec",Form("Layer %d: %d bad out of %d",i-1,nBadDetsPerLayer,ndet*AliITSgeomTGeo::GetNLadders(i)));
+ AliInfo(Form("Layer %d: %d bad out of %d",i-1,nBadDetsPerLayer,ndet*AliITSgeomTGeo::GetNLadders(i)));
} // end loop on layers
return;
TClonesArray *clusters = NULL;
AliITSRecPointContainer* rpcont=AliITSRecPointContainer::Instance();
clusters=rpcont->FetchClusters(0,cTree);
+ if(!clusters) return 1;
+
if(!(rpcont->IsSPDActive() || rpcont->IsSDDActive() || rpcont->IsSSDActive())){
AliError("ITS is not in a known running configuration: SPD, SDD and SSD are not active");
return 1;
Int_t lab[4] = {0,0,0,detector};
Int_t info[3] = {0,0,i};
Float_t q = 0.; // this identifies virtual clusters
- Float_t hit[5] = {xdead,
+ Float_t hit[6] = {xdead,
0.,
AliITSReconstructor::GetRecoParam()->GetSigmaXDeadZoneHit2(),
AliITSReconstructor::GetRecoParam()->GetSigmaZDeadZoneHit2(),
- q};
+ q,
+ 0.};
Bool_t local = kTRUE;
Double_t zwindow = AliITSReconstructor::GetRecoParam()->GetZWindowDeadZone();
hit[1] = fSPDdetzcentre[0]+0.5*AliITSRecoParam::GetSPDdetzlength();
if (esd->GetStatus()&AliESDtrack::kTPCout) continue;
if (esd->GetStatus()&AliESDtrack::kITSin) continue;
if (esd->GetKinkIndex(0)>0) continue; //kink daughter
- AliITStrackMI *t=0;
- try {
- t=new AliITStrackMI(*esd);
- } catch (const Char_t *msg) {
- //Warning("Clusters2Tracks",msg);
- delete t;
- continue;
- }
+ AliITStrackMI *t = new AliITStrackMI(*esd);
t->GetDZ(GetX(),GetY(),GetZ(),t->GetDP()); //I.B.
Double_t vdist = TMath::Sqrt(t->GetD(0)*t->GetD(0)+t->GetD(1)*t->GetD(1));
if ((esd->GetStatus()&AliESDtrack::kITSin)==0) continue;
if (esd->GetStatus()&AliESDtrack::kITSout) continue;
- AliITStrackMI *t=0;
- try {
- t=new AliITStrackMI(*esd);
- } catch (const Char_t *msg) {
- //Warning("PropagateBack",msg);
- delete t;
- continue;
- }
+ AliITStrackMI *t = new AliITStrackMI(*esd);
+
t->SetExpQ(TMath::Max(0.8*t->GetESDtrack()->GetTPCsignal(),30.));
ResetTrackToFollow(*t);
if(AliITSReconstructor::GetRecoParam()->GetFindV0s()) AliITSV0Finder::RefitV02(event,this);
+ Bool_t doExtra=AliITSReconstructor::GetRecoParam()->GetSearchForExtraClusters();
+ if(!doExtra) AliDebug(2,"Do not search for extra clusters");
+
Int_t nentr=event->GetNumberOfTracks();
// Info("RefitInward", "Number of ESD tracks: %d\n", nentr);
if (esd->GetStatus()&AliESDtrack::kTPCout)
if ((esd->GetStatus()&AliESDtrack::kTPCrefit)==0) continue;
- AliITStrackMI *t=0;
- try {
- t=new AliITStrackMI(*esd);
- } catch (const Char_t *msg) {
- //Warning("RefitInward",msg);
- delete t;
- continue;
- }
+ AliITStrackMI *t = new AliITStrackMI(*esd);
+
t->SetExpQ(TMath::Max(0.8*t->GetESDtrack()->GetTPCsignal(),30.));
if (!CorrectForTPCtoITSDeadZoneMaterial(t)) {
delete t;
ResetTrackToFollow(*t);
fTrackToFollow.ResetClusters();
- if ((esd->GetStatus()&AliESDtrack::kTPCin)==0)
+ // ITS standalone tracks
+ if ((esd->GetStatus()&AliESDtrack::kTPCin)==0) {
fTrackToFollow.ResetCovariance(10.);
+ // protection for loopers that can have parameters screwed up
+ if(TMath::Abs(fTrackToFollow.GetY())>1000. ||
+ TMath::Abs(fTrackToFollow.GetZ())>1000.) {
+ delete t;
+ continue;
+ }
+ }
//Refitting...
Bool_t pe=(AliITSReconstructor::GetRecoParam()->GetComputePlaneEff() &&
AliITSReconstructor::GetRecoParam()->GetIPlanePlaneEff()>=0);
AliDebug(2,Form("Refit LABEL %d %d",t->GetLabel(),t->GetNumberOfClusters()));
- if (RefitAt(AliITSRecoParam::GetrInsideSPD1(),&fTrackToFollow,t,kTRUE,pe)) {
+ if (RefitAt(AliITSRecoParam::GetrInsideSPD1(),&fTrackToFollow,t,doExtra,pe)) {
AliDebug(2," refit OK");
fTrackToFollow.SetLabel(t->GetLabel());
// fTrackToFollow.CookdEdx();
detxy[1] = det.GetR()*TMath::Sin(det.GetPhi());
Double_t alpha = t->GetAlpha();
Double_t xdetintrackframe = detxy[0]*TMath::Cos(alpha)+detxy[1]*TMath::Sin(alpha);
- Float_t phi = TMath::ASin(t->GetSnpAt(xdetintrackframe,GetBz()));
+ Float_t phi = TMath::ASin(t->GetSnpAt(xdetintrackframe+cl->GetX(),GetBz()));
phi += alpha-det.GetPhi();
Float_t tgphi = TMath::Tan(phi);
for (Int_t i=0;i<TMath::Min(2,ntracks[2]);i++) {
AliITStrackMI & track= tracks[2][nindexes[2][i]];
if (track.GetNumberOfClusters()<3) continue;
- if (!constrain && track.GetNormChi2(2) >
+ if (track.GetNormChi2(2) >
AliITSReconstructor::GetRecoParam()->GetMaxNormChi2NonCForHypothesis()) continue;
- if (constrain) track.SetNSkipped(track.GetNSkipped()+2);
- if (!constrain){
- track.SetD(0,track.GetD(GetX(),GetY()));
- track.SetNSkipped(track.GetNSkipped()+7./(7.+8.*TMath::Abs(track.GetD(0))));
- if (track.GetNumberOfClusters()+track.GetNDeadZone()+track.GetNSkipped()>6) {
- track.SetNSkipped(6-track.GetNumberOfClusters()+track.GetNDeadZone());
- }
+ track.SetD(0,track.GetD(GetX(),GetY()));
+ track.SetNSkipped(track.GetNSkipped()+7./(7.+8.*TMath::Abs(track.GetD(0))));
+ if (track.GetNumberOfClusters()+track.GetNDeadZone()+track.GetNSkipped()>6) {
+ track.SetNSkipped(6-track.GetNumberOfClusters()+track.GetNDeadZone());
}
AddTrackHypothesys(new AliITStrackMI(track), esdindex);
}
Double_t xrp[3]; vertex->GetXYZ(xrp[0],xrp[1],xrp[2]); //I.B.
Int_t nearestold = GetNearestLayer(xrp); //I.B.
Int_t nearest = nearestold;
- for (Int_t ilayer =nearest;ilayer<8;ilayer++){
+ for (Int_t ilayer =nearest;ilayer<7;ilayer++){
if (ntracks[nearest]==0){
nearest = ilayer;
}
fClusterTracks[0][i]=-1;
fClusterTracks[1][i]=-1;
fClusterTracks[2][i]=-1;
- fClusterTracks[3][i]=-1;
+ fClusterTracks[3][i]=-1;
+ fY[i]=0;
+ fZ[i]=0;
+ }
+ fYB[0]=0;
+ fYB[1]=0;
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer5; j++) {
+ for (Int_t j1=0; j1<6; j1++) {
+ fClusters5[j1][j]=0;
+ fClusterIndex5[j1][j]=-1;
+ fY5[j1][j]=0;
+ fZ5[j1][j]=0;
+ fN5[j1]=0;
+ fBy5[j1][0]=0;
+ fBy5[j1][1]=0;
+ }
+ }
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer10; j++) {
+ for (Int_t j1=0; j1<11; j1++) {
+ fClusters10[j1][j]=0;
+ fClusterIndex10[j1][j]=-1;
+ fY10[j1][j]=0;
+ fZ10[j1][j]=0;
+ fN10[j1]=0;
+ fBy10[j1][0]=0;
+ fBy10[j1][1]=0;
+ }
+ }
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer20; j++) {
+ for (Int_t j1=0; j1<21; j1++) {
+ fClusters20[j1][j]=0;
+ fClusterIndex20[j1][j]=-1;
+ fY20[j1][j]=0;
+ fZ20[j1][j]=0;
+ fN20[j1]=0;
+ fBy20[j1][0]=0;
+ fBy20[j1][1]=0;
+ }
+ }
+ for(Int_t i=0;i<AliITSRecoParam::fgkMaxClusterPerLayer;i++){
+ fClusters[i]=NULL;
+ fClusterIndex[i]=0;
}
}
//------------------------------------------------------------------------
//--------------------------------------------------------------------
fDetectors=new AliITSdetector[fNladders*fNdetectors];
fRoad=2*fR*TMath::Sqrt(TMath::Pi()/1.);//assuming that there's only one cluster
+
+ for (Int_t i=0; i<AliITSRecoParam::GetMaxClusterPerLayer(); i++) {
+ fClusterWeight[i]=0;
+ fClusterTracks[0][i]=-1;
+ fClusterTracks[1][i]=-1;
+ fClusterTracks[2][i]=-1;
+ fClusterTracks[3][i]=-1;
+ fY[i]=0;
+ fZ[i]=0;
+ }
+
+ fYB[0]=0;
+ fYB[1]=0;
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer5; j++) {
+ for (Int_t j1=0; j1<6; j1++) {
+ fClusters5[j1][j]=0;
+ fClusterIndex5[j1][j]=-1;
+ fY5[j1][j]=0;
+ fZ5[j1][j]=0;
+ fN5[j1]=0;
+ fBy5[j1][0]=0;
+ fBy5[j1][1]=0;
+ }
+ }
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer10; j++) {
+ for (Int_t j1=0; j1<11; j1++) {
+ fClusters10[j1][j]=0;
+ fClusterIndex10[j1][j]=-1;
+ fY10[j1][j]=0;
+ fZ10[j1][j]=0;
+ fN10[j1]=0;
+ fBy10[j1][0]=0;
+ fBy10[j1][1]=0;
+ }
+ }
+
+ for (Int_t j=0; j<AliITSRecoParam::fgkMaxClusterPerLayer20; j++) {
+ for (Int_t j1=0; j1<21; j1++) {
+ fClusters20[j1][j]=0;
+ fClusterIndex20[j1][j]=-1;
+ fY20[j1][j]=0;
+ fZ20[j1][j]=0;
+ fN20[j1]=0;
+ fBy20[j1][0]=0;
+ fBy20[j1][1]=0;
+ }
+ }
+ for(Int_t i=0;i<AliITSRecoParam::fgkMaxClusterPerLayer;i++){
+ fClusters[i]=NULL;
+ fClusterIndex[i]=0;
+ }
}
+/*
//------------------------------------------------------------------------
AliITStrackerMI::AliITSlayer::AliITSlayer(const AliITSlayer& layer):
fR(layer.fR),
{
//Copy constructor
}
+*/
//------------------------------------------------------------------------
AliITStrackerMI::AliITSlayer::~AliITSlayer() {
//--------------------------------------------------------------------
track->SetModuleIndexInfo(ilayer,idet,modstatus,xloc,zloc);
- if (extra) { // search for extra clusters in overlapped modules
+ if (extra && clAcc) { // search for extra clusters in overlapped modules
AliITStrackV2 tmp(*track);
if (!ComputeRoad(track,ilayer,idet,zmin,zmax,ymin,ymax)) return kFALSE;
layer.SelectClusters(zmin,zmax,ymin,ymax);
if (fgLayers[l].GetClusterTracks(itrack,c)>=0 && fgLayers[l].GetClusterTracks(itrack,c)!=id){
list[l]=index;
clist[l] = (AliITSRecPoint*)GetCluster(index);
+ track->SetSharedWeight(l,weight);
shared+=weight;
break;
}
}
delete backtrack;
delete forwardtrack;
+
+ if (!besttrack) return 0;
+
Int_t accepted=0;
for (Int_t i=0;i<entries;i++){
AliITStrackMI * track = (AliITStrackMI*)array->At(i);
if (besttrack&&fAfterV0) {
UpdateESDtrack(besttrack,AliESDtrack::kITSin);
}
- if (besttrack&&fConstraint[fPass])
- UpdateESDtrack(besttrack,AliESDtrack::kITSin);
- if (besttrack->GetChi2MIP(0)+besttrack->GetNUsed()>1.5 && fConstraint[fPass]) {
- if ( TMath::Abs(besttrack->GetD(0))>0.1 ||
- TMath::Abs(besttrack->GetD(1))>0.1 ) track->SetReconstructed(kFALSE);
- }
-
+ if (besttrack) {
+ if (fConstraint[fPass]) UpdateESDtrack(besttrack,AliESDtrack::kITSin);
+ if (besttrack->GetChi2MIP(0)+besttrack->GetNUsed()>1.5 && fConstraint[fPass]) {
+ if ( TMath::Abs(besttrack->GetD(0))>0.1 ||
+ TMath::Abs(besttrack->GetD(1))>0.1 ) track->SetReconstructed(kFALSE);
+ }
+ }
}
}
}
//
// Compute predicted chi2
//
+ // Take into account the mis-alignment (bring track to cluster plane)
+ Double_t xTrOrig=track->GetX();
+ if (!track->Propagate(xTrOrig+cluster->GetX())) return 1000.;
Float_t erry,errz,covyz;
Float_t theta = track->GetTgl();
Float_t phi = track->GetSnp();
- phi = TMath::Abs(phi)*TMath::Sqrt(1./((1.-phi)*(1.+phi)));
+ phi *= TMath::Sqrt(1./((1.-phi)*(1.+phi)));
AliITSClusterParam::GetError(layer,cluster,theta,phi,track->GetExpQ(),erry,errz,covyz);
AliDebug(2,Form(" chi2: tr-cl %f %f tr X %f cl X %f",track->GetY()-cluster->GetY(),track->GetZ()-cluster->GetZ(),track->GetX(),cluster->GetX()));
- // Take into account the mis-alignment (bring track to cluster plane)
- Double_t xTrOrig=track->GetX();
- if (!track->Propagate(xTrOrig+cluster->GetX())) return 1000.;
AliDebug(2,Form(" chi2: tr-cl %f %f tr X %f cl X %f",track->GetY()-cluster->GetY(),track->GetZ()-cluster->GetZ(),track->GetX(),cluster->GetX()));
Double_t chi2 = track->GetPredictedChi2MI(cluster->GetY(),cluster->GetZ(),erry,errz,covyz);
// Bring the track back to detector plane in ideal geometry
//to be paramterized using external parameters in future
//
//
- sigmarfi = 0.0040+1.4 *TMath::Abs(track->GetC())+332.*track->GetC()*track->GetC();
- sigmaz = 0.0110+4.37*TMath::Abs(track->GetC());
+ Double_t curv=track->GetC();
+ sigmarfi = 0.0040+1.4 *TMath::Abs(curv)+332.*curv*curv;
+ sigmaz = 0.0110+4.37*TMath::Abs(curv);
}
//------------------------------------------------------------------------
void AliITStrackerMI::SignDeltas(const TObjArray *clusterArray, Float_t vz)
// check if the road overlaps with bad chips
Float_t xloc,zloc;
- LocalModuleCoord(ilayer,idet,track,xloc,zloc);
+ if(!(LocalModuleCoord(ilayer,idet,track,xloc,zloc)))return 0;
Float_t zlocmin = zloc-dz;
Float_t zlocmax = zloc+dz;
Float_t xlocmin = xloc-dy;
return kTRUE;
}
//------------------------------------------------------------------------
+//------------------------------------------------------------------------
Bool_t AliITStrackerMI::IsOKForPlaneEff(const AliITStrackMI* track, const Int_t *clusters, Int_t ilayer) const {
//
// Method to be optimized further:
// require a minimal number of cluster in other layers and eventually clusters in closest layers
Int_t ncl_out=0; Int_t ncl_in=0;
for(Int_t lay=AliITSgeomTGeo::kNLayers-1;lay>ilayer;lay--) { // count n. of cluster in outermost layers
- AliDebug(2,Form("trak=%d lay=%d ; index=%d ESD label= %d",tmp.GetLabel(),lay,
+ AliDebug(2,Form("trak=%d lay=%d ; index=%d ESD label= %d",tmp.GetLabel(),lay,
tmp.GetClIndex(lay),((AliESDtrack*)tmp.GetESDtrack())->GetLabel())) ;
- if (tmp.GetClIndex(lay)>=0) ncl_out++;
+ // if (tmp.GetClIndex(lay)>=0) ncl_out++;
+if(index[lay]>=0)ncl_out++;
}
for(Int_t lay=ilayer-1; lay>=0;lay--) { // count n. of cluster in innermost layers
AliDebug(2,Form("trak=%d lay=%d ; index=%d ESD label= %d",tmp.GetLabel(),lay,
tmp.GetClIndex(lay),((AliESDtrack*)tmp.GetESDtrack())->GetLabel())) ;
- if (tmp.GetClIndex(lay)>=0) ncl_in++;
+ if (index[lay]>=0) ncl_in++;
}
- Int_t ncl=ncl_out+ncl_out;
+ Int_t ncl=ncl_out+ncl_in;
Bool_t nextout = kFALSE;
if(ilayer==AliITSgeomTGeo::kNLayers-1) nextout=kTRUE; // you are already on the outermost layer
else nextout = ((tmp.GetClIndex(ilayer+1)>=0)? kTRUE : kFALSE );
//***************
// DEFINITION OF SEARCH ROAD FOR accepting a track
//
- //For the time being they are hard-wired, later on from AliITSRecoParam
Double_t nsigx=AliITSReconstructor::GetRecoParam()->GetNSigXFromBoundaryPlaneEff();
Double_t nsigz=AliITSReconstructor::GetRecoParam()->GetNSigZFromBoundaryPlaneEff();
- // Double_t nsigz=4;
- // Double_t nsigx=4;
Double_t dx=nsigx*TMath::Sqrt(tmp.GetSigmaY2()); // those are precisions in the tracking reference system
Double_t dz=nsigz*TMath::Sqrt(tmp.GetSigmaZ2()); // Use it also for the module reference system, as it is
- // done for RecPoints
+ // done for RecPoints
// exclude tracks at boundary between detectors
//Double_t boundaryWidth=AliITSRecoParam::GetBoundaryWidthPlaneEff();
AliDebug(2,Form("Tracking: track impact x=%f, y=%f, z=%f",tmp.GetX(), tmp.GetY(), tmp.GetZ()));
AliDebug(2,Form("Local: track impact x=%f, z=%f",locx,locz));
AliDebug(2,Form("Search Road. Tracking: dy=%f , dz=%f",dx,dz));
-
if ( (locx-dx < blockXmn+boundaryWidth) ||
(locx+dx > blockXmx-boundaryWidth) ||
(locz-dz < blockZmn+boundaryWidth) ||
Float_t tr[4]={99999.,99999.,9999.,9999.}; // initialize to high values
Float_t clu[4]={-99999.,-99999.,9999.,9999.}; // (in some cases GetCov fails)
Int_t cltype[2]={-999,-999};
+ // and the module
+
+Float_t AngleModTrack[3]={99999.,99999.,99999.}; // angles (phi, z and "absolute angle") between the track and the mormal to the module (see below)
tr[0]=locx;
tr[1]=locz;
clu[3]=TMath::Sqrt(c.GetSigmaZ2());
//}
}
- fPlaneEff->FillHistos(key,found,tr,clu,cltype);
+ // Compute the angles between the track and the module
+ // compute the angle "in phi direction", i.e. the angle in the transverse plane
+ // between the normal to the module and the projection (in the transverse plane) of the
+ // track trajectory
+ // tgphi and tglambda of the track in tracking frame with alpha=det.GetPhi
+ Float_t tgl = tmp.GetTgl();
+ Float_t phitr = tmp.GetSnp();
+ phitr = TMath::ASin(phitr);
+ Int_t volId = AliGeomManager::LayerToVolUIDSafe(ilayer+1 ,idet );
+
+ Double_t tra[3]; AliGeomManager::GetOrigTranslation(volId,tra);
+ Double_t rot[9]; AliGeomManager::GetOrigRotation(volId,rot);
+ Double_t alpha =0.;
+ alpha = tmp.GetAlpha();
+ Double_t phiglob = alpha+phitr;
+ Double_t p[3];
+ p[0] = TMath::Cos(phiglob);
+ p[1] = TMath::Sin(phiglob);
+ p[2] = tgl;
+ TVector3 pvec(p[0],p[1],p[2]);
+ TVector3 normvec(rot[1],rot[4],rot[7]);
+ Double_t angle = pvec.Angle(normvec);
+
+ if(angle>0.5*TMath::Pi()) angle = (TMath::Pi()-angle);
+ angle *= 180./TMath::Pi();
+
+ //Trasverse Plane
+ TVector3 pt(p[0],p[1],0);
+ TVector3 normt(rot[1],rot[4],0);
+ Double_t anglet = pt.Angle(normt);
+
+ Double_t phiPt = TMath::ATan2(p[1],p[0]);
+ if(phiPt<0)phiPt+=2.*TMath::Pi();
+ Double_t phiNorm = TMath::ATan2(rot[4],rot[1]);
+ if(phiNorm<0) phiNorm+=2.*TMath::Pi();
+ if(anglet>0.5*TMath::Pi()) anglet = (TMath::Pi()-anglet);
+ if(phiNorm>phiPt) anglet*=-1.;// pt-->normt clockwise: anglet>0
+ if((phiNorm-phiPt)>TMath::Pi()) anglet*=-1.;
+ anglet *= 180./TMath::Pi();
+
+ AngleModTrack[2]=(Float_t) angle;
+ AngleModTrack[0]=(Float_t) anglet;
+ // now the "angle in z" (much easier, i.e. the angle between the z axis and the track momentum + 90)
+ AngleModTrack[1]=TMath::ACos(tgl/TMath::Sqrt(tgl*tgl+1.));
+ AngleModTrack[1]-=TMath::Pi()/2.; // range of angle is -pi/2 , pi/2
+ AngleModTrack[1]*=180./TMath::Pi(); // in degree
+
+ fPlaneEff->FillHistos(key,found,tr,clu,cltype,AngleModTrack);
}
return;
}
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff