/* History of cvs commits:
*
* $Log$
+ * Revision 1.93 2007/10/10 09:05:10 schutz
+ * Changing name QualAss to QA
+ *
+ * Revision 1.92 2007/08/28 12:55:08 policheh
+ * Loaders removed from the reconstruction code (C.Cheshkov)
+ *
+ * Revision 1.91 2007/08/07 14:12:03 kharlov
+ * Quality assurance added (Yves Schutz)
+ *
+ * Revision 1.90 2007/07/11 13:43:30 hristov
+ * New class AliESDEvent, backward compatibility with the old AliESD (Christian)
+ *
+ * Revision 1.89 2007/07/03 08:13:04 kharlov
+ * Bug fix in CPV local coordinates
+ *
+ * Revision 1.88 2007/06/27 09:11:07 kharlov
+ * Bug fix for CPV-EMC distance
+ *
* Revision 1.87 2007/05/04 14:49:29 policheh
* AliPHOSRecPoint inheritance from AliCluster
*
#include "AliPHOSTrackSegmentMakerv1.h"
#include "AliPHOSTrackSegment.h"
#include "AliPHOSLink.h"
-#include "AliPHOSGetter.h"
-#include "AliESD.h"
+#include "AliESDEvent.h"
#include "AliESDtrack.h"
+#include "AliPHOSEmcRecPoint.h"
+#include "AliPHOSCpvRecPoint.h"
+#include "AliLog.h"
ClassImp( AliPHOSTrackSegmentMakerv1)
fNTrackSegments(0),
fRcpv(0.f),
fRtpc(0.f),
+ fVtx(0.f),
fLinkUpArray(0),
fEmcFirst(0),
fEmcLast(0),
fCpvFirst(0),
fCpvLast(0),
fModule(0),
- fTrackSegmentsInRun(0)
-
+ fTrackSegments(NULL)
{
// default ctor (to be used mainly by Streamer)
InitParameters() ;
}
//____________________________________________________________________________
-AliPHOSTrackSegmentMakerv1::AliPHOSTrackSegmentMakerv1(const TString & alirunFileName, const TString & eventFolderName) :
- AliPHOSTrackSegmentMaker(alirunFileName, eventFolderName),
+AliPHOSTrackSegmentMakerv1::AliPHOSTrackSegmentMakerv1(AliPHOSGeometry *geom) :
+ AliPHOSTrackSegmentMaker(geom),
fDefaultInit(kFALSE),
fWrite(kFALSE),
fNTrackSegments(0),
fRcpv(0.f),
fRtpc(0.f),
+ fVtx(0.f),
fLinkUpArray(0),
fEmcFirst(0),
fEmcLast(0),
fCpvFirst(0),
fCpvLast(0),
fModule(0),
- fTrackSegmentsInRun(0)
+ fTrackSegments(NULL)
{
// ctor
InitParameters() ;
fNTrackSegments(0),
fRcpv(0.f),
fRtpc(0.f),
+ fVtx(0.f),
fLinkUpArray(0),
fEmcFirst(0),
fEmcLast(0),
fCpvFirst(0),
fCpvLast(0),
fModule(0),
- fTrackSegmentsInRun(0)
+ fTrackSegments(NULL)
{
// cpy ctor: no implementation yet
// requested by the Coding Convention
// fDefaultInit = kTRUE if TrackSegmentMaker created by default ctor (to get just the parameters)
if (!fDefaultInit)
delete fLinkUpArray ;
-}
-
-
-//____________________________________________________________________________
-const TString AliPHOSTrackSegmentMakerv1::BranchName() const
-{
-
- return GetName() ;
+ if (fTrackSegments) {
+ fTrackSegments->Delete();
+ delete fTrackSegments;
+ }
}
//____________________________________________________________________________
// Finds first and last indexes between which
// clusters from one PHOS module are
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
-
- TObjArray * emcRecPoints = gime->EmcRecPoints() ;
- TObjArray * cpvRecPoints = gime->CpvRecPoints() ;
-
//First EMC clusters
- Int_t totalEmc = emcRecPoints->GetEntriesFast() ;
+ Int_t totalEmc = fEMCRecPoints->GetEntriesFast() ;
for(fEmcFirst = fEmcLast; (fEmcLast < totalEmc) &&
- ((dynamic_cast<AliPHOSRecPoint *>(emcRecPoints->At(fEmcLast)))->GetPHOSMod() == fModule );
+ ((dynamic_cast<AliPHOSRecPoint *>(fEMCRecPoints->At(fEmcLast)))->GetPHOSMod() == fModule );
fEmcLast ++) ;
//Now CPV clusters
- Int_t totalCpv = cpvRecPoints->GetEntriesFast() ;
+ Int_t totalCpv = fCPVRecPoints->GetEntriesFast() ;
for(fCpvFirst = fCpvLast; (fCpvLast < totalCpv) &&
- ((dynamic_cast<AliPHOSRecPoint *>(cpvRecPoints->At(fCpvLast)))->GetPHOSMod() == fModule );
+ ((dynamic_cast<AliPHOSRecPoint *>(fCPVRecPoints->At(fCpvLast)))->GetPHOSMod() == fModule );
fCpvLast ++) ;
}
Float_t &dx, Float_t &dz) const
{
// Calculates the distance between the EMC RecPoint and the CPV RecPoint
+ // If no CPV, calculates the distance between the EMC RecPoint and the track
+ // prolongation to the PHOS module plane.
// Clusters are sorted in "rows" and "columns" of width 1 cm
// Float_t delta = 1 ; // Width of the rows in sorting of RecPoints (in cm)
// // if you change this value, change it as well in xxxRecPoint::Compare()
- Float_t distance2Track = fRtpc ;
+ if(!cpvClu) {
+
+ trackindex = -1;
+ dx=999.;
+ dz=999.;
+
+ if(!emcClu) {
+ return;
+ }
+
+ TVector3 emcGlobal;
+ fGeom->GetGlobalPHOS((AliPHOSRecPoint*)emcClu,emcGlobal);
+
+ // Radius from IP to current point
+ Double_t rEMC = TMath::Abs(emcGlobal.Pt());
+
+ // Extrapolate the global track direction to EMC
+ // and find the closest track
+
+ Int_t nTracks = fESD->GetNumberOfTracks();
+
+ AliESDtrack *track;
+ Double_t xyz[] = {-1,-1,-1};
+ Double_t pxyz[3];
+ Double_t zEMC,xEMC;
+ Int_t module;
+ TVector3 vecP;
+ TVector3 locClu;
+
+ Float_t minDistance = 1.e6;
+ Float_t dr;
+
+ for (Int_t iTrack=0; iTrack<nTracks; iTrack++) {
+ track = fESD->GetTrack(iTrack);
+ if (!track->GetXYZAt(rEMC, fESD->GetMagneticField(), xyz)) continue;
+
+ AliDebug(1,Form("Event %d, iTrack: %d, (%.3f,%.3f,%.3f)",
+ fESD->GetEventNumberInFile(),iTrack,xyz[0],xyz[1],xyz[2]));
+
+ if (track->GetPxPyPzAt(rEMC,fESD->GetMagneticField(),pxyz)) {
+
+ vecP.SetXYZ(pxyz[0],pxyz[1],pxyz[2]);
+ fGeom->ImpactOnEmc(xyz,vecP.Theta(),vecP.Phi(),module,zEMC,xEMC) ;
+
+ if(!module) continue;
+ AliDebug(1,Form("\t\tTrack hit PHOS! Module: %d, (x,z)=(%.3f,%.3f)",module,xEMC,zEMC));
+
+ if(emcClu->GetPHOSMod() != module) continue;
+
+ // match track to EMC cluster
+ emcClu->GetLocalPosition(locClu);
+
+ Float_t delta_x = xEMC - locClu.X();
+ Float_t delta_z = zEMC - locClu.Z();
+ dr = TMath::Sqrt(delta_x*delta_x + delta_z*delta_z);
+ AliDebug(1,Form("\tMatch iTrack=%d: (dx,dz)=(%.3f,%.3f)",iTrack,delta_x,delta_z));
+
+ if(dr<minDistance) {
+ trackindex = iTrack;
+ minDistance = dr;
+ dx = delta_x;
+ dz = delta_z;
+ }
+ }
+
+ }
+
+ if(trackindex>=0)
+ AliDebug(1,Form("\t\tBest match for (xClu,zClu,eClu)=(%.3f,%.3f,%.3f): iTrack=%d, dR=%.3f",
+ locClu.X(),locClu.Z(),emcClu->GetEnergy(),
+ trackindex,TMath::Sqrt(dx*dx+dz*dz)));
+ return;
+ }
+
+ Float_t distance2Track = fRtpc ;
+
trackindex = -1 ; // closest track within fRCpv
TVector3 vecEmc ; // Local position of EMC recpoint
emcClu->GetLocalPosition(vecEmc) ;
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
- const AliPHOSGeometry * geom = gime->PHOSGeometry() ;
-
Double_t xCPV,zCPV ; //EMC-projected coordinates of CPV cluster
TVector3 cpvGlobal; // Global position of the CPV recpoint
- geom->GetGlobalPHOS((AliPHOSRecPoint*)cpvClu,cpvGlobal);
+ fGeom->GetGlobalPHOS((AliPHOSRecPoint*)cpvClu,cpvGlobal);
Double_t vtxCPV[3]={cpvGlobal.X(),cpvGlobal.Y(),cpvGlobal.Z()} ;
Int_t dummyMod ;
if (fESD == 0x0) {
//if no track information available, assume straight line from IP to emcal
- geom->ImpactOnEmc(vtxCPV,cpvGlobal.Theta(),cpvGlobal.Phi(),dummyMod,xCPV,zCPV) ;
+ fGeom->ImpactOnEmc(vtxCPV,cpvGlobal.Theta(),cpvGlobal.Phi(),dummyMod,zCPV,xCPV) ;
dx=xCPV - vecEmc.X() ;
dz=zCPV - vecEmc.Z() ;
return ;
track = fESD->GetTrack(iClosestTrack);
if (track->GetPxPyPzAt(rCPV, fESD->GetMagneticField(), pxyz)) { // track momentum ibid.
vecP.SetXYZ(pxyz[0],pxyz[1],pxyz[2]);
- Int_t dummyMod ;
- geom->ImpactOnEmc(vtxCPV,vecP.Theta(),vecP.Phi(),dummyMod,xCPV,zCPV) ;
+ fGeom->ImpactOnEmc(vtxCPV,vecP.Theta(),vecP.Phi(),dummyMod,zCPV,xCPV) ;
}
}
}
else{
// If no global track was found, just take the nearest CPV point
- geom->ImpactOnEmc(vtxCPV,cpvGlobal.Theta(),cpvGlobal.Phi(),dummyMod,xCPV,zCPV) ;
+ fGeom->ImpactOnEmc(vtxCPV,cpvGlobal.Theta(),cpvGlobal.Phi(),dummyMod,zCPV,xCPV) ;
dx=xCPV - vecEmc.X() ;
dz=zCPV - vecEmc.Z() ;
}
{
// Make all memory allocations that are not possible in default constructor
- AliPHOSGetter* gime = AliPHOSGetter::Instance();
- if(!gime)
- gime = AliPHOSGetter::Instance(GetTitle(), fEventFolderName.Data());
-
fLinkUpArray = new TClonesArray("AliPHOSLink", 1000);
- if ( !gime->TrackSegmentMaker() ) {
- gime->PostTrackSegmentMaker(this);
- }
+ fTrackSegments = new TClonesArray("AliPHOSTrackSegment",100);
+ fTrackSegments->SetName("TRACKS");
}
//____________________________________________________________________________
fCpvLast = 0 ;
fLinkUpArray = 0 ;
fWrite = kTRUE ;
- fTrackSegmentsInRun = 0 ;
- SetEventRange(0,-1) ;
}
// which are not further apart from each other than fRcpv
// and sort them in accordance with this distance
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
- TObjArray * emcRecPoints = gime->EmcRecPoints() ;
- TObjArray * cpvRecPoints = gime->CpvRecPoints() ;
-
fLinkUpArray->Clear() ;
AliPHOSCpvRecPoint * cpv ;
Int_t iEmcRP;
for(iEmcRP = fEmcFirst; iEmcRP < fEmcLast; iEmcRP++ ) {
- emcclu = dynamic_cast<AliPHOSEmcRecPoint *>(emcRecPoints->At(iEmcRP)) ;
+ emcclu = dynamic_cast<AliPHOSEmcRecPoint *>(fEMCRecPoints->At(iEmcRP)) ;
//Bool_t toofar ;
Int_t iCpv = 0 ;
for(iCpv = fCpvFirst; iCpv < fCpvLast;iCpv++ ) {
- cpv = dynamic_cast<AliPHOSCpvRecPoint *>(cpvRecPoints->At(iCpv)) ;
+ cpv = dynamic_cast<AliPHOSCpvRecPoint *>(fCPVRecPoints->At(iCpv)) ;
Int_t track = -1 ;
Float_t dx,dz ;
GetDistanceInPHOSPlane(emcclu, cpv, track,dx,dz) ;
// unassigned RecParticles. We assign these RecPoints to TrackSegment and
// remove them from the list of "unassigned".
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
-
- TObjArray * emcRecPoints = gime->EmcRecPoints() ;
- TObjArray * cpvRecPoints = gime->CpvRecPoints() ;
- TClonesArray * trackSegments = gime->TrackSegments();
-
//Make arrays to mark clusters already chosen
Int_t * emcExist = 0;
if(fEmcLast > fEmcFirst)
if(cpvExist[linkUp->GetCpv()-fCpvFirst]){ //CPV still exist
Float_t dx,dz ;
linkUp->GetXZ(dx,dz) ;
- new ((* trackSegments)[fNTrackSegments])
- AliPHOSTrackSegment(dynamic_cast<AliPHOSEmcRecPoint *>(emcRecPoints->At(linkUp->GetEmc())) ,
- dynamic_cast<AliPHOSCpvRecPoint *>(cpvRecPoints->At(linkUp->GetCpv())) ,
+ new ((* fTrackSegments)[fNTrackSegments])
+ AliPHOSTrackSegment(dynamic_cast<AliPHOSEmcRecPoint *>(fEMCRecPoints->At(linkUp->GetEmc())) ,
+ dynamic_cast<AliPHOSCpvRecPoint *>(fCPVRecPoints->At(linkUp->GetCpv())) ,
linkUp->GetTrack(),dx,dz) ;
- (dynamic_cast<AliPHOSTrackSegment *>(trackSegments->At(fNTrackSegments)))->SetIndexInList(fNTrackSegments);
+ (dynamic_cast<AliPHOSTrackSegment *>(fTrackSegments->At(fNTrackSegments)))->SetIndexInList(fNTrackSegments);
fNTrackSegments++ ;
emcExist[linkUp->GetEmc()-fEmcFirst] = -1 ; //Mark emc that Cpv was found
//mark CPV recpoint as already used
Int_t iEmcRP ;
for(iEmcRP = 0; iEmcRP < fEmcLast-fEmcFirst ; iEmcRP++ ){
if(emcExist[iEmcRP] > 0 ){
- new ((*trackSegments)[fNTrackSegments])
- AliPHOSTrackSegment(dynamic_cast<AliPHOSEmcRecPoint *>(emcRecPoints->At(iEmcRP+fEmcFirst)),
- nullpointer) ;
- (dynamic_cast<AliPHOSTrackSegment *>(trackSegments->At(fNTrackSegments)))->SetIndexInList(fNTrackSegments);
- fNTrackSegments++;
+ Int_t track = -1 ;
+ Float_t dx,dz ;
+ AliPHOSEmcRecPoint *emcclu = dynamic_cast<AliPHOSEmcRecPoint *>(fEMCRecPoints->At(iEmcRP+fEmcFirst));
+ GetDistanceInPHOSPlane(emcclu, 0, track,dx,dz);
+ if(track<0)
+ new ((*fTrackSegments)[fNTrackSegments]) AliPHOSTrackSegment(emcclu,nullpointer) ;
+ else
+ new ((*fTrackSegments)[fNTrackSegments]) AliPHOSTrackSegment(emcclu,0,track,dx,dz);
+ (dynamic_cast<AliPHOSTrackSegment *>(fTrackSegments->At(fNTrackSegments)))->SetIndexInList(fNTrackSegments);
+ fNTrackSegments++;
}
}
}
}
//____________________________________________________________________________
-void AliPHOSTrackSegmentMakerv1::Exec(Option_t *option)
+void AliPHOSTrackSegmentMakerv1::Clusters2TrackSegments(Option_t *option)
{
- // Steering method to perform track segment construction for events
- // in the range from fFirstEvent to fLastEvent.
- // This range is optionally set by SetEventRange().
- // if fLastEvent=-1 (by default), then process events until the end.
+ // Steering method to perform track segment construction for the current event
+ // Returns an array with the found track-segments.
if(strstr(option,"tim"))
gBenchmark->Start("PHOSTSMaker");
return ;
}
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
-
- const AliPHOSGeometry * geom = gime->PHOSGeometry() ;
-
- if (fLastEvent == -1)
- fLastEvent = gime->MaxEvent() - 1 ;
- else
- fLastEvent = TMath::Min(fFirstEvent,gime->MaxEvent());
- Int_t nEvents = fLastEvent - fFirstEvent + 1;
-
- Int_t ievent ;
- for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) {
- gime->Event(ievent,"DR") ;
- //Make some initializations
- fNTrackSegments = 0 ;
- fEmcFirst = 0 ;
- fEmcLast = 0 ;
- fCpvFirst = 0 ;
- fCpvLast = 0 ;
-
- gime->TrackSegments()->Clear();
+ //Make some initializations
+ fNTrackSegments = 0 ;
+ fEmcFirst = 0 ;
+ fEmcLast = 0 ;
+ fCpvFirst = 0 ;
+ fCpvLast = 0 ;
- // if(!ReadRecPoints(ievent)) continue; //reads RecPoints for event ievent
-
- for(fModule = 1; fModule <= geom->GetNModules() ; fModule++ ) {
- FillOneModule() ;
- MakeLinks() ;
- MakePairs() ;
- }
-
- WriteTrackSegments() ;
+ fTrackSegments->Clear();
- if(strstr(option,"deb"))
- PrintTrackSegments(option);
+ // if(!ReadRecPoints(ievent)) continue; //reads RecPoints for event ievent
- //increment the total number of track segments per run
- fTrackSegmentsInRun += gime->TrackSegments()->GetEntriesFast() ;
+ for(fModule = 1; fModule <= fGeom->GetNModules() ; fModule++ ) {
+ FillOneModule() ;
+ MakeLinks() ;
+ MakePairs() ;
}
-
+
+ if(strstr(option,"deb"))
+ PrintTrackSegments(option);
+
if(strstr(option,"tim")){
gBenchmark->Stop("PHOSTSMaker");
- Info("Exec", "took %f seconds for making TS %f seconds per event",
- gBenchmark->GetCpuTime("PHOSTSMaker"),
- gBenchmark->GetCpuTime("PHOSTSMaker")/nEvents) ;
- }
- if(fWrite) //do not unload in "on flight" mode
- Unload();
-}
-//____________________________________________________________________________
-void AliPHOSTrackSegmentMakerv1::Unload()
-{
- // Unloads the task from the folder
- AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
- gime->PhosLoader()->UnloadRecPoints() ;
- gime->PhosLoader()->UnloadTracks() ;
+ Info("Exec", "took %f seconds for making TS",
+ gBenchmark->GetCpuTime("PHOSTSMaker"));
+ }
}
//____________________________________________________________________________
Info("Print", "AliPHOSTrackSegmentMakerv1 not initialized ") ;
}
-//____________________________________________________________________________
-void AliPHOSTrackSegmentMakerv1::WriteTrackSegments()
-{
- // Writes found TrackSegments to TreeR. Creates branches
- // "PHOSTS" and "AliPHOSTrackSegmentMaker" with the same title.
- // In the former branch found TrackSegments are stored, while
- // in the latter all parameters, with which TS were made.
- // ROOT does not allow overwriting existing branches, therefore
- // first we check, if branches with the same title already exist.
- // If yes - exits without writing.
-
- AliPHOSGetter *gime = AliPHOSGetter::Instance() ;
-
- TClonesArray * trackSegments = gime->TrackSegments() ;
- trackSegments->Expand(trackSegments->GetEntriesFast()) ;
-
- if(fWrite){ //We write TreeT
- TTree * treeT = gime->TreeT();
-
- //First TS
- Int_t bufferSize = 32000 ;
- TBranch * tsBranch = treeT->Branch("PHOSTS",&trackSegments,bufferSize);
- tsBranch->Fill() ;
-
- gime->WriteTracks("OVERWRITE");
- gime->WriteTrackSegmentMaker("OVERWRITE");
- }
-}
-
-
//____________________________________________________________________________
void AliPHOSTrackSegmentMakerv1::PrintTrackSegments(Option_t * option)
{
// option deb - prints # of found TrackSegments
// option deb all - prints as well indexed of found RecParticles assigned to the TS
- TClonesArray * trackSegments = AliPHOSGetter::Instance()->TrackSegments() ;
-
Info("PrintTrackSegments", "Results from TrackSegmentMaker:") ;
- printf("nevent: %d\n", AliPHOSGetter::Instance()->EventNumber()) ;
- printf(" Found %d TrackSegments\n", trackSegments->GetEntriesFast() );
+ printf(" Found %d TrackSegments\n", fTrackSegments->GetEntriesFast() );
if(strstr(option,"all")) { // printing found TS
printf("TrackSegment # EMC RP# CPV RP#\n") ;
Int_t index;
- for (index = 0 ; index <trackSegments->GetEntriesFast() ; index++) {
- AliPHOSTrackSegment * ts = (AliPHOSTrackSegment * )trackSegments->At(index) ;
+ for (index = 0 ; index <fTrackSegments->GetEntriesFast() ; index++) {
+ AliPHOSTrackSegment * ts = (AliPHOSTrackSegment * )fTrackSegments->At(index) ;
printf(" %d %d %d \n", ts->GetIndexInList(), ts->GetEmcIndex(), ts->GetCpvIndex() ) ;
}
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff