///////////////////////////////////////////////////////////////////////////////
// //
// Class for TRD reconstruction //
+// //
+// For the special options which can be used during reconstruction and their //
+// default values pls. see function SetOption(). //
// //
///////////////////////////////////////////////////////////////////////////////
#include <TObjArray.h>
#include <TTreeStream.h>
#include <TDirectory.h>
+#include <TRef.h>
#include "AliRawReader.h"
+#include "AliLog.h"
#include "AliTRDReconstructor.h"
#include "AliTRDclusterizer.h"
#include "AliTRDrawData.h"
-#include "AliTRDrawStreamBase.h"
+#include "AliTRDrawStream.h"
#include "AliTRDdigitsManager.h"
#include "AliTRDtrackerV1.h"
+#include "AliESDEvent.h"
+#include "AliESDTrdTrack.h"
+#include "AliESDTrdTracklet.h"
+#include "AliESDTrdTrigger.h"
+#include "AliTRDtrackletWord.h"
+#include "AliTRDtrackletMCM.h"
#define SETFLG(n,f) ((n) |= f)
#define CLRFLG(n,f) ((n) &= ~f)
ClassImp(AliTRDReconstructor)
+AliESDTrdTrigger AliTRDReconstructor::fgTriggerFlags;
TClonesArray *AliTRDReconstructor::fgClusters = NULL;
TClonesArray *AliTRDReconstructor::fgTracklets = NULL;
-AliTRDdigitsParam *AliTRDReconstructor::fgDigitsParam = NULL;
+TClonesArray *AliTRDReconstructor::fgTracks = NULL;
Char_t const * AliTRDReconstructor::fgSteerNames[kNsteer] = {
"DigitsConversion "
,"Write Clusters "
,"Write Online Tracklets "
,"Stand Alone Tracking "
- ,"HLT Mode "
- ,"Process Online Tracklets"
- ,"Debug Streaming "
+ ,"HLT Mode "
+ ,"Process Online Trklts "
+ ,"Debug Streaming "
+ ,"Cl. Radial Correction "
};
Char_t const * AliTRDReconstructor::fgSteerFlags[kNsteer] = {
"dc"// digits conversion [false]
,"hlt"// HLT reconstruction [false]
,"tp"// also use online tracklets for reconstruction [false]
,"deb"// Write debug stream [false]
+ ,"cc" // Cluster radial correction during reconstruction [false]
};
Char_t const * AliTRDReconstructor::fgTaskNames[AliTRDrecoParam::kTRDreconstructionTasks] = {
"Clusterizer"
,"tr"
,"pd"
};
+Int_t AliTRDReconstructor::fgNTimeBins = -1;
+const Float_t AliTRDReconstructor::fgkMinClustersInTrack = 0.5; //
+const Float_t AliTRDReconstructor::fgkLabelFraction = 0.8; //
+const Double_t AliTRDReconstructor::fgkMaxChi2 = 12.0; //
+const Double_t AliTRDReconstructor::fgkMaxSnp = 0.95; // Maximum local sine of the azimuthal angle
+const Double_t AliTRDReconstructor::fgkMaxStep = 2.0; // Maximal step size in propagation
+const Double_t AliTRDReconstructor::fgkEpsilon = 1.e-5; // Precision of radial coordinate
//_____________________________________________________________________________
AliTRDReconstructor::AliTRDReconstructor()
:AliReconstructor()
,fSteerParam(0)
+ ,fClusterizer(NULL)
{
// setting default "ON" steering parameters
// owner of debug streamers
// write clusters [cw]
SETFLG(fSteerParam, kWriteClusters);
// track seeding (stand alone tracking) [sa]
- SETFLG(fSteerParam, kSeeding);
-
+ //SETFLG(fSteerParam, kSeeding);
+ // Cluster radial correction during reconstruction [cc]
+ //SETFLG(fSteerParam, kClRadialCorr);
memset(fDebugStream, 0, sizeof(TTreeSRedirector *) * AliTRDrecoParam::kTRDreconstructionTasks);
}
// Destructor
//
- if(fgDigitsParam){
- delete fgDigitsParam;
- fgDigitsParam = NULL;
- }
if(fgClusters) {
fgClusters->Delete();
delete fgClusters;
delete fgTracklets;
fgTracklets = NULL;
}
+ if(fgTracks) {
+ fgTracks->Delete();
+ delete fgTracks;
+ fgTracks = NULL;
+ }
if(fSteerParam&kOwner){
for(Int_t itask = 0; itask < AliTRDrecoParam::kTRDreconstructionTasks; itask++)
if(fDebugStream[itask]) delete fDebugStream[itask];
}
+ if(fClusterizer){
+ delete fClusterizer;
+ fClusterizer = NULL;
+ }
}
SetOption(GetOption());
Options(fSteerParam);
+ if(!fClusterizer){
+ fClusterizer = new AliTRDclusterizer(fgTaskNames[AliTRDrecoParam::kClusterizer], fgTaskNames[AliTRDrecoParam::kClusterizer]);
+ fClusterizer->SetReconstructor(this);
+ }
+
// Make Debug Streams when Debug Streaming
if(IsDebugStreaming()){
for(Int_t task = 0; task < AliTRDrecoParam::kTRDreconstructionTasks; task++){
AliTRDrawData rawData;
rawReader->Reset();
rawReader->Select("TRD");
- rawData.OpenOutput();
- AliTRDrawStreamBase::SetRawStreamVersion(GetRecoParam()->GetRawStreamVersion()->Data());
AliTRDdigitsManager *manager = rawData.Raw2Digits(rawReader);
manager->MakeBranch(digitsTree);
manager->WriteDigits();
delete manager;
+ // take over ownership of online tracklets
+ fgTracklets = rawData.TrackletsArray();
+ rawData.SetTrackletsOwner(0x0);
+
+ // take over GTU tracks
+ fgTracks = rawData.TracksArray();
+ rawData.SetTracksOwner(0x0);
+
+ for (Int_t iSector = 0; iSector < 18; iSector++) {
+ fgTriggerFlags.SetFlags(iSector, rawData.GetTriggerFlags(iSector));
+ }
}
//_____________________________________________________________________________
rawReader->Reset();
rawReader->Select("TRD");
- AliTRDrawStreamBase::SetRawStreamVersion(GetRecoParam()->GetRawStreamVersion()->Data());
- // New (fast) cluster finder
- AliTRDclusterizer clusterer(fgTaskNames[AliTRDrecoParam::kClusterizer], fgTaskNames[AliTRDrecoParam::kClusterizer]);
- clusterer.SetReconstructor(this);
- clusterer.OpenOutput(clusterTree);
- clusterer.OpenTrackletOutput();
- clusterer.SetUseLabels(kFALSE);
- clusterer.Raw2ClustersChamber(rawReader);
+ if(!fClusterizer){
+ AliFatal("Clusterizer not available!");
+ return;
+ }
+
+ fClusterizer->ResetRecPoints();
+
+ fClusterizer->OpenOutput(clusterTree);
+ fClusterizer->SetUseLabels(kFALSE);
+ fClusterizer->SetStoreRawSignals(kTRUE);
+ fClusterizer->Raw2ClustersChamber(rawReader);
+ fgNTimeBins = fClusterizer->GetNTimeBins();
+
+ // take over ownership of online tracklets
+ fgTracklets = fClusterizer->TrackletsArray();
+ fClusterizer->SetTrackletsOwner(kFALSE);
+
+ // take over GTU tracks
+ fgTracks = fClusterizer->TracksArray();
+ fClusterizer->SetTracksOwner(kFALSE);
+
+ for (Int_t iSector = 0; iSector < 18; iSector++) {
+ fgTriggerFlags.SetFlags(iSector, fClusterizer->GetTriggerFlags(iSector));
+ }
+
if(IsWritingClusters()) return;
// take over ownership of clusters
- fgClusters = clusterer.RecPoints();
- clusterer.SetClustersOwner(kFALSE);
-
- // take over ownership of online tracklets
- fgTracklets = clusterer.TrackletsArray();
- clusterer.SetTrackletsOwner(kFALSE);
+ fgClusters = fClusterizer->RecPoints();
+ fClusterizer->SetClustersOwner(kFALSE);
}
//_____________________________________________________________________________
AliTRDclusterizer clusterer(fgTaskNames[AliTRDrecoParam::kClusterizer], fgTaskNames[AliTRDrecoParam::kClusterizer]);
clusterer.SetReconstructor(this);
+ clusterer.SetUseLabels(kTRUE);
+ clusterer.SetStoreRawSignals(kTRUE);
clusterer.OpenOutput(clusterTree);
clusterer.ReadDigits(digitsTree);
clusterer.MakeClusters();
+ // read tracklets and tracks if not done during reading of raw data
+ if (!fgTracklets) {
+ clusterer.ReadTracklets();
+ fgTracklets = clusterer.TrackletsArray();
+ clusterer.SetTrackletsOwner(kFALSE);
+ }
+ if (!fgTracks) {
+ clusterer.ReadTracks();
+ fgTracks = clusterer.TracksArray();
+ clusterer.SetTracksOwner(kFALSE);
+ }
+
+ fgNTimeBins = clusterer.GetNTimeBins();
+
if(IsWritingClusters()) return;
// take over ownership of clusters
fgClusters = clusterer.RecPoints();
clusterer.SetClustersOwner(kFALSE);
-
- // take over ownership of online tracklets
- fgTracklets = clusterer.TrackletsArray();
- clusterer.SetTrackletsOwner(kFALSE);
}
//_____________________________________________________________________________
//_____________________________________________________________________________
void AliTRDReconstructor::FillESD(TTree* /*digitsTree*/
, TTree* /*clusterTree*/
- , AliESDEvent* /*esd*/) const
+ , AliESDEvent* esd) const
{
//
// Fill ESD
//
-}
+ // ----- filling tracklets -----
+ AliDebug(1, Form("Filling tracklets from %p (%i)",
+ fgTracklets, fgTracklets ? fgTracklets->GetEntriesFast() : 0));
+ Int_t trackletIndex[1080] = { 0 };
+ TList trklList;
+ AliTRDrawStream::SortTracklets(fgTracklets, trklList, trackletIndex);
+ TIter trackletIter(&trklList);
+ while (AliTRDtrackletBase* tracklet = (AliTRDtrackletBase*) trackletIter()) {
+ Int_t label = -2; // mark raw tracklets with label -2
+ if (AliTRDtrackletMCM *trklMCM = dynamic_cast<AliTRDtrackletMCM*> (tracklet))
+ label = trklMCM->GetLabel();
+
+ AliESDTrdTracklet *esdTracklet = new AliESDTrdTracklet(tracklet->GetTrackletWord(), tracklet->GetHCId(), label);
+
+ esd->AddTrdTracklet(esdTracklet);
+ }
-//_____________________________________________________________________________
-void AliTRDReconstructor::SetDigitsParam(AliTRDdigitsParam const *par)
-{
- if(fgDigitsParam) (*fgDigitsParam) = (*par);
- else fgDigitsParam = new AliTRDdigitsParam(*par);
-}
+ // ----- filling GTU tracks -----
+ AliDebug(1, Form("Now filling ESD with GTU tracks from %p (%i)",
+ fgTracks, fgTracks ? fgTracks->GetEntriesFast() : 0));
+ if (fgTracks) {
+ for (Int_t iTrack = 0; iTrack < fgTracks->GetEntriesFast(); iTrack++) {
+ AliESDTrdTrack *trdTrack = (AliESDTrdTrack*) ((*fgTracks)[iTrack]);
+
+ UInt_t stack = trdTrack->GetStack();
+
+ Int_t refIndex[6];
+ AliTRDrawStream::AssignTracklets(trdTrack, trackletIndex, refIndex);
+
+ for (Int_t iLayer = 0; iLayer < 6; ++iLayer) {
+ Int_t det = trdTrack->GetSector()*30 + stack*6 + iLayer;
+
+ AliESDTrdTracklet *trkl = refIndex[iLayer] > -1 ? esd->GetTrdTracklet(refIndex[iLayer]) : 0x0;
+ if (trkl) {
+ AliDebug(5, Form("adding tracklet with index %i: 0x%08x",
+ refIndex[iLayer], trkl->GetTrackletWord()));
+ if (trkl->GetDetector() != det)
+ AliError(Form("inconsistent assignment of tracklet 0x%08x in det %i to track in %i",
+ trkl->GetTrackletWord(), trkl->GetDetector(), det));
+ trdTrack->AddTrackletReference(trkl, iLayer);
+ }
+ }
+
+ // only add the track when it's complete (including tracklet references)
+ esd->AddTrdTrack(trdTrack);
+ }
+ }
+ esd->SetTrdTrigger(&fgTriggerFlags);
+
+ // clearing variables for next event
+ fgTracklets = 0x0;
+ fgTracks = 0x0;
+}
//_____________________________________________________________________________
void AliTRDReconstructor::SetOption(Option_t *opt)
//
// Read option string into the steer param.
//
+ // The following string options are available during reconstruction.
+ // In square brackets the default values are given.
+ // "dc" : digits conversion [false]
+ // "cw" : write clusters [true]
+ // "tw" : write online tracklets [false]
+ // "sa" : track seeding (stand alone tracking) [true]
+ // "hlt" : HLT reconstruction [false]
+ // "tp" : also use online tracklets for reconstruction [false]
+ // "deb" : Write debug stream [false]
+ // "cc" : Cluster radial correction during reconstruction [false]
+ //
+ // To check the actual options used during reconstruction include the following line in your rec.C script
+ // AliLog::SetClassDebugLevel("AliTRDReconstructor", 1);
AliReconstructor::SetOption(opt);
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff