///////////////////////////////////////////////////////////////////////////////
// //
// Class for TRD reconstruction //
+// //
+// For the special options which can be used during reconstruction and their //
+// default values pls. see function SetOption(). //
// //
///////////////////////////////////////////////////////////////////////////////
-#include <TFile.h>
#include <TObjString.h>
#include <TObjArray.h>
-#include <TClonesArray.h>
+#include <TTreeStream.h>
+#include <TDirectory.h>
+#include <TRef.h>
-#include "AliRunLoader.h"
#include "AliRawReader.h"
#include "AliLog.h"
-#include "AliESDTrdTrack.h"
-#include "AliESDEvent.h"
#include "AliTRDReconstructor.h"
#include "AliTRDclusterizer.h"
-#include "AliTRDtracker.h"
-#include "AliTRDpidESD.h"
-#include "AliTRDgtuTrack.h"
#include "AliTRDrawData.h"
+#include "AliTRDrawStream.h"
#include "AliTRDdigitsManager.h"
#include "AliTRDtrackerV1.h"
-#include "AliTRDrecoParam.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)
-TClonesArray *AliTRDReconstructor::fgClusters = 0x0;
+AliESDTrdTrigger AliTRDReconstructor::fgTriggerFlags;
+TClonesArray *AliTRDReconstructor::fgClusters = NULL;
+TClonesArray *AliTRDReconstructor::fgTracklets = NULL;
+TClonesArray *AliTRDReconstructor::fgTracks = NULL;
+Char_t const * AliTRDReconstructor::fgSteerNames[kNsteer] = {
+ "DigitsConversion "
+ ,"Write Clusters "
+ ,"Write Online Tracklets "
+ ,"Stand Alone Tracking "
+ ,"HLT Mode "
+ ,"Process Online Trklts "
+ ,"Debug Streaming "
+ ,"Cl. Radial Correction "
+};
+Char_t const * AliTRDReconstructor::fgSteerFlags[kNsteer] = {
+ "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]
+};
+Char_t const * AliTRDReconstructor::fgTaskNames[AliTRDrecoParam::kTRDreconstructionTasks] = {
+ "Clusterizer"
+ ,"Tracker"
+ ,"PID"
+};
+Char_t const * AliTRDReconstructor::fgTaskFlags[AliTRDrecoParam::kTRDreconstructionTasks] = {
+ "cl"
+ ,"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
+ SETFLG(fSteerParam, kOwner);
// write clusters [cw]
SETFLG(fSteerParam, kWriteClusters);
// track seeding (stand alone tracking) [sa]
- SETFLG(fSteerParam, kSeeding);
- // PID method in reconstruction (NN) [nn]
- SETFLG(fSteerParam, kSteerPID);
-
- memset(fStreamLevel, 0, 5*sizeof(UChar_t));
- // Xe tail cancellation parameters
- fTCParams[0] = 1.156; // r1
- fTCParams[1] = 0.130; // r2
- fTCParams[2] = 0.114; // c1
- fTCParams[3] = 0.624; // c2
- // Ar tail cancellation parameters
- fTCParams[4] = 6.; // r1
- fTCParams[5] = 0.62; // r2
- fTCParams[6] = 0.0087;// c1
- fTCParams[7] = 0.07; // c2
-}
-
-//_____________________________________________________________________________
-AliTRDReconstructor::AliTRDReconstructor(const AliTRDReconstructor &r)
- :AliReconstructor(r)
- ,fSteerParam(r.fSteerParam)
-{
- memcpy(fStreamLevel, r.fStreamLevel, 5*sizeof(UChar_t));
- memcpy(fTCParams, r.fTCParams, 8*sizeof(Double_t));
+ //SETFLG(fSteerParam, kSeeding);
+ // Cluster radial correction during reconstruction [cc]
+ //SETFLG(fSteerParam, kClRadialCorr);
+ memset(fDebugStream, 0, sizeof(TTreeSRedirector *) * AliTRDrecoParam::kTRDreconstructionTasks);
}
//_____________________________________________________________________________
AliTRDReconstructor::~AliTRDReconstructor()
{
+ //
+ // Destructor
+ //
+
if(fgClusters) {
- fgClusters->Delete(); delete fgClusters;
+ fgClusters->Delete();
+ delete fgClusters;
+ fgClusters = NULL;
+ }
+ if(fgTracklets) {
+ fgTracklets->Delete();
+ 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;
}
}
// Init Options
//
SetOption(GetOption());
+ Options(fSteerParam);
- AliInfo(Form("\tDigitsConversion [dc] : %s", fSteerParam&kDigitsConversion?"yes":"no"));
- AliInfo(Form("\tWrite Clusters [cw] : %s", fSteerParam&kWriteClusters?"yes":"no"));
- AliInfo(Form("\tWrite Online Tracklets [tw] : %s", fSteerParam&kWriteTracklets?"yes":"no"));
- AliInfo(Form("\tDrift Gas Argon [ar] : %s", fSteerParam&kDriftGas?"yes":"no"));
- AliInfo(Form("\tStand Alone Tracking [sa] : %s", fSteerParam&kSeeding?"yes":"no"));
- AliInfo(Form("\tHLT Tracking [hlt] : %s", fSteerParam&kHLT?"yes":"no"));
- AliInfo(Form("\tCosmic Reconstruction [cos] : %s", fSteerParam&kCosmic?"yes":"no"));
- AliInfo(Form("\tNN PID [nn] : %s", fSteerParam&kSteerPID?"yes":"no"));
- AliInfo(Form("\t8 dEdx slices in ESD [8s] : %s", fSteerParam&kEightSlices?"yes":"no"));
- AliInfo(Form("\tStreaming Levels : Clusterizer[%d] Tracker[%d] PID[%d]", fStreamLevel[kClusterizer], fStreamLevel[kTracker], fStreamLevel[kPID]));
+ 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++){
+ TDirectory *savedir = gDirectory;
+ fDebugStream[task] = new TTreeSRedirector(Form("TRD.Debug%s.root", fgTaskNames[task]));
+ savedir->cd();
+ SETFLG(fSteerParam, kOwner);
+ }
+ }
}
//_____________________________________________________________________________
// Convert raw data digits into digit objects in a root tree
//
- AliInfo("Convert raw data digits into digit objects [RawReader -> Digit TTree]");
+ //AliInfo("Convert raw data digits into digit objects [RawReader -> Digit TTree]");
AliTRDrawData rawData;
rawReader->Reset();
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");
- // New (fast) cluster finder
- AliTRDclusterizer clusterer("clusterer","TRD clusterizer");
- clusterer.SetReconstructor(this);
- clusterer.OpenOutput(clusterTree);
- clusterer.SetAddLabels(kFALSE);
- clusterer.Raw2ClustersChamber(rawReader);
+ if(!fClusterizer){
+ AliFatal("Clusterizer not available!");
+ return;
+ }
+
+ fClusterizer->ResetRecPoints();
+
+ fClusterizer->OpenOutput(clusterTree);
+ fClusterizer->SetUseLabels(kFALSE);
+ 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);
+ fgClusters = fClusterizer->RecPoints();
+ fClusterizer->SetClustersOwner(kFALSE);
}
//_____________________________________________________________________________
//
//AliInfo("Reconstruct TRD clusters from Digits [Digit TTree -> Cluster TTree]");
-
- AliTRDclusterizer clusterer("clusterer","TRD clusterizer");
+
+ AliTRDclusterizer clusterer(fgTaskNames[AliTRDrecoParam::kClusterizer], fgTaskNames[AliTRDrecoParam::kClusterizer]);
clusterer.SetReconstructor(this);
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
//_____________________________________________________________________________
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;
+}
//_____________________________________________________________________________
void AliTRDReconstructor::SetOption(Option_t *opt)
{
-// Read option string into the steer param.
-//
-// Default steer param values
-//
-// digits conversion [dc] = false
-// drift gas [ar] = false - do not update the number of exponentials in the TC !
-// write clusters [cw] = true
-// write online tracklets [tw] = false
-// track seeding (stand alone tracking) [sa] = true
-// PID method in reconstruction (NN) [nn] = true
-// 8 dEdx slices in ESD [8s] = false
-// HLT tracking [hlt] = false
-// Cosmic Reconstruction [cos] = false
-//
+ //
+ // 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);
TString s(opt);
TObjArray *opar = s.Tokenize(",");
for(Int_t ipar=0; ipar<opar->GetEntriesFast(); ipar++){
+ Bool_t processed = kFALSE;
TString sopt(((TObjString*)(*opar)[ipar])->String());
- if(sopt.Contains("dc")){
- SETFLG(fSteerParam, kDigitsConversion);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kDigitsConversion);
- continue;
- } else if(sopt.Contains("cw")){
- SETFLG(fSteerParam, kWriteClusters);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kWriteClusters);
- continue;
- } else if(sopt.Contains("sa")){
- SETFLG(fSteerParam, kSeeding);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kSeeding);
- continue;
- } else if(sopt.Contains("nn")){
- SETFLG(fSteerParam, kSteerPID);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kSteerPID);
- continue;
- } else if(sopt.Contains("8s")){
- SETFLG(fSteerParam, kEightSlices);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kEightSlices);
- continue;
- } else if(sopt.Contains("tw")){
- SETFLG(fSteerParam, kWriteTracklets);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kWriteTracklets);
- continue;
- } else if(sopt.Contains("ar")){
- SETFLG(fSteerParam, kDriftGas);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kDriftGas);
- continue;
- } else if(sopt.Contains("hlt")){
- SETFLG(fSteerParam, kHLT);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kHLT);
- continue;
- } else if(sopt.Contains("cos")){
- SETFLG(fSteerParam, kCosmic);
- if(sopt.Contains("!")) CLRFLG(fSteerParam, kCosmic);
- } else if(sopt.Contains("sl")){
- TObjArray *stl = sopt.Tokenize("_");
- if(stl->GetEntriesFast() < 3) continue;
- TString taskstr(((TObjString*)(*stl)[1])->String());
- TString levelstring(((TObjString*)(*stl)[2])->String());
- // Set the stream Level
- Int_t level = levelstring.Atoi();
- AliTRDReconstructorTask task = kTracker;
- if(taskstr.CompareTo("cl") == 0) task = kClusterizer;
- else if(taskstr.CompareTo("tr") == 0) task = kTracker;
- else if(taskstr.CompareTo("pi") == 0) task = kPID;
- SetStreamLevel(level, task);
- continue;
+ for(Int_t iopt=0; iopt<kNsteer; iopt++){
+ if(!sopt.Contains(fgSteerFlags[iopt])) continue;
+ SETFLG(fSteerParam, BIT(iopt));
+ if(sopt.Contains("!")) CLRFLG(fSteerParam, BIT(iopt));
+ processed = kTRUE;
+ break;
}
+ if(processed) continue;
+
+ AliWarning(Form("Unknown option flag %s.", sopt.Data()));
}
}
//_____________________________________________________________________________
-void AliTRDReconstructor::SetStreamLevel(Int_t level, AliTRDReconstructorTask task){
+void AliTRDReconstructor::Options(UInt_t steer)
+{
//
- // Set the Stream Level for one of the tasks Clusterizer, Tracker or PID
+ // Print the options
//
- TString taskname;
- switch(task){
- case kClusterizer:
- taskname = "Clusterizer";
- break;
- case kTracker:
- taskname = "Tracker";
- break;
- case kPID:
- taskname = "PID";
- break;
+
+ for(Int_t iopt=0; iopt<kNsteer; iopt++){
+ AliDebugGeneral("AliTRDReconstructor", 1, Form(" %s[%s]%s", fgSteerNames[iopt], fgSteerFlags[iopt], steer ?(((steer>>iopt)&1)?" : ON":" : OFF"):""));
}
- //AliInfo(Form("Setting Stream Level for Task %s to %d", taskname.Data(),level));
- fStreamLevel[(Int_t)task] = level;
}
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff