///////////////////////////////////////////////////////////////////////////////
// //
// 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"
#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;
+TClonesArray *AliTRDReconstructor::fgTracks = NULL;
Char_t const * AliTRDReconstructor::fgSteerNames[kNsteer] = {
"DigitsConversion "
,"Write Clusters "
,"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()
// 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);
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];
AliTRDrawData rawData;
rawReader->Reset();
rawReader->Select("TRD");
- 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());
if(!fClusterizer){
AliFatal("Clusterizer not available!");
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 = fClusterizer->RecPoints();
fClusterizer->SetClustersOwner(kFALSE);
-
- // take over ownership of online tracklets
- fgTracklets = fClusterizer->TrackletsArray();
- fClusterizer->SetTrackletsOwner(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 -----
+ Int_t trackletIndex[1080] = { 0 };
+ AliDebug(1, Form("Filling tracklets from %p (%i)",
+ fgTracklets, fgTracklets ? fgTracklets->GetEntriesFast() : 0));
+ if (fgTracklets) {
+ Int_t nTracklets = fgTracklets->GetEntriesFast();
+
+ Int_t lastHC = -1;
+ for (Int_t iTracklet = 0; iTracklet < nTracklets; iTracklet++) {
+ AliTRDtrackletBase *trkl = (AliTRDtrackletBase*) ((*fgTracklets)[iTracklet]);
+ Int_t hc = trkl->GetHCId();
+ // hc += trkl->GetY() > 0 ? 1 : 0;
+ if ((hc < 0) || (hc >= 1080)) {
+ AliError(Form("HC for tracklet: 0x%08x out of range: %i", trkl->GetTrackletWord(), trkl->GetHCId()));
+ continue;
+ }
+ AliDebug(5, Form("hc: %4i : 0x%08x z: %2i", hc, trkl->GetTrackletWord(), trkl->GetZbin()));
+ if (hc != lastHC) {
+ AliDebug(2, Form("set tracklet index for HC %i to %i", hc, iTracklet));
+ trackletIndex[hc] = iTracklet + 1;
+ lastHC = hc;
+ }
+ }
+
+ for (Int_t iDet = 0; iDet < 540; iDet++) {
+ Int_t trklIndexA = trackletIndex[2*iDet + 0] - 1;
+ Int_t trklIndexB = trackletIndex[2*iDet + 1] - 1;
+ Int_t trklIndex = esd->GetNumberOfTrdTracklets();
+ AliTRDtrackletBase *trklA = trklIndexA > -1 ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexA]) : 0x0;
+ AliTRDtrackletBase *trklB = trklIndexB > -1 ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexB]) : 0x0;
+ while (trklA != 0x0 || trklB != 0x0) {
+ AliDebug(5, Form("det %i - A: %i/%i -> %p, B: %i/%i -> %p",
+ iDet, trklIndexA, nTracklets, trklA, trklIndexB, nTracklets, trklB));
+ if (trklA == 0x0) {
+ AliESDTrdTracklet esdTracklet(trklB->GetTrackletWord(), trklB->GetHCId());
+ esd->AddTrdTracklet(&esdTracklet);
+ trklIndexB++;
+ trklB = trklIndexB < nTracklets ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexB]) : 0x0;
+ if (trklB && trklB->GetHCId() != 2*iDet + 1)
+ trklB = 0x0;
+ }
+ else if (trklB == 0x0) {
+ AliESDTrdTracklet esdTracklet(trklA->GetTrackletWord(), trklA->GetHCId());
+ esd->AddTrdTracklet(&esdTracklet);
+ trklIndexA++;
+ trklA = trklIndexA < nTracklets ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexA]) : 0x0;
+ if (trklA && trklA->GetHCId() != 2*iDet)
+ trklA = 0x0;
+ }
+ else {
+ if ((trklA->GetZbin() < trklB->GetZbin()) ||
+ ((trklA->GetZbin() == trklB->GetZbin()) && (trklA->GetYbin() < trklB->GetYbin()))) {
+ AliESDTrdTracklet esdTracklet(trklA->GetTrackletWord(), trklA->GetHCId());
+ esd->AddTrdTracklet(&esdTracklet);
+ trklIndexA++;
+ trklA = trklIndexA < nTracklets ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexA]) : 0x0;
+ if (trklA && trklA->GetHCId() != 2*iDet)
+ trklA = 0x0;
+ }
+ else {
+ AliESDTrdTracklet esdTracklet(trklB->GetTrackletWord(), trklB->GetHCId());
+ esd->AddTrdTracklet(&esdTracklet);
+ trklIndexB++;
+ trklB = trklIndexB < nTracklets ? (AliTRDtrackletBase*) ((*fgTracklets)[trklIndexB]) : 0x0;
+ if (trklB && trklB->GetHCId() != 2*iDet + 1)
+ trklB = 0x0;
+ }
+ }
+ }
+ // updating tracklet indices as in ESD
+ if (esd->GetNumberOfTrdTracklets() != trklIndex) {
+ trackletIndex[2*iDet + 0] = trackletIndex[2*iDet + 1] = trklIndex;
+ }
+ else
+ trackletIndex[2*iDet + 0] = trackletIndex[2*iDet + 1] = -1;
+ }
+ }
+
+ // ----- 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 mask = trdTrack->GetLayerMask();
+ UInt_t stack = trdTrack->GetStack();
+
+ for (Int_t iLayer = 0; iLayer < 6; iLayer++) {
+ if (mask & (1 << iLayer)) {
+
+ Int_t det = trdTrack->GetSector()*30 + stack*6 + iLayer;
+ Int_t idx = trdTrack->GetTrackletIndex(iLayer);
+
+ if ((det < 0) || (det > 539)) {
+ AliError(Form("Invalid detector no. from track: %i", 2*det));
+ continue;
+ }
+ if (trackletIndex[2*det] >= 0) {
+ if ((trackletIndex[2*det] + idx > -1) &&
+ (trackletIndex[2*det] + idx < esd->GetNumberOfTrdTracklets())) {
+ AliESDTrdTracklet *trkl = esd->GetTrdTracklet(trackletIndex[2*det] + idx);
+ if (trkl) {
+ AliDebug(5, Form("adding tracklet: 0x%08x", trkl->GetTrackletWord()));
+ 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;
}
//_____________________________________________________________________________
//
// 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