1 ////////////////////////////////////////////////////////////////////////////
4 // Basic checks for tracking and detector performance //
6 // For the moment (15.10.2009) the following checks are implemented //
7 // - Number of clusters/track
8 // - Number of clusters/tracklet
9 // - Number of tracklets/track from different sources (Barrel, StandAlone)
10 // - Number of findable tracklets
11 // - Number of tracks per event and TRD sector
13 // - Chi2 distribution for tracks
14 // - Charge distribution per cluster and tracklet
15 // - Number of events and tracks per trigger source
17 // - Track and Tracklet propagation status
20 // Anton Andronic <A.Andronic@gsi.de> //
21 // Alexandru Bercuci <A.Bercuci@gsi.de> //
22 // Markus Fasel <M.Fasel@gsi.de> //
24 ////////////////////////////////////////////////////////////////////////////
37 #include <TObjArray.h>
39 #include <TObjString.h>
43 #include <TProfile2D.h>
47 #include "AliTRDcluster.h"
48 #include "AliESDHeader.h"
49 #include "AliESDRun.h"
50 #include "AliESDtrack.h"
51 #include "AliTRDgeometry.h"
52 #include "AliTRDpadPlane.h"
53 #include "AliTRDSimParam.h"
54 #include "AliTRDseedV1.h"
55 #include "AliTRDtrackV1.h"
56 #include "AliTRDtrackerV1.h"
57 #include "AliTRDReconstructor.h"
58 #include "AliTrackReference.h"
59 #include "AliTrackPointArray.h"
60 #include "AliTracker.h"
61 #include "TTreeStream.h"
63 #include "info/AliTRDtrackInfo.h"
64 #include "info/AliTRDeventInfo.h"
65 #include "AliTRDcheckDET.h"
70 ClassImp(AliTRDcheckDET)
72 //_______________________________________________________
73 AliTRDcheckDET::AliTRDcheckDET():
74 AliTRDrecoTask("checkDET", "Basic TRD data checker")
81 // Default constructor
83 DefineInput(1,AliTRDeventInfo::Class());
84 fReconstructor = new AliTRDReconstructor;
85 fReconstructor->SetRecoParam(AliTRDrecoParam::GetLowFluxParam());
86 fGeo = new AliTRDgeometry;
90 //_______________________________________________________
91 AliTRDcheckDET::~AliTRDcheckDET(){
95 if(fTriggerNames) delete fTriggerNames;
96 delete fReconstructor;
100 //_______________________________________________________
101 void AliTRDcheckDET::ConnectInputData(Option_t *opt){
103 // Connect the Input data with the task
105 AliTRDrecoTask::ConnectInputData(opt);
106 fEventInfo = dynamic_cast<AliTRDeventInfo *>(GetInputData(1));
109 //_______________________________________________________
110 void AliTRDcheckDET::CreateOutputObjects(){
112 // Create Output Objects
114 OpenFile(0,"RECREATE");
115 fContainer = Histos();
116 if(!fTriggerNames) fTriggerNames = new TMap();
119 //_______________________________________________________
120 void AliTRDcheckDET::Exec(Option_t *opt){
122 // Execution function
123 // Filling TRD quality histos
125 if(!HasMCdata() && fEventInfo->GetEventHeader()->GetEventType() != 7) return; // For real data we select only physical events
126 AliTRDrecoTask::Exec(opt);
127 Int_t nTracks = 0; // Count the number of tracks per event
128 Int_t triggermask = fEventInfo->GetEventHeader()->GetTriggerMask();
129 TString triggername = fEventInfo->GetRunInfo()->GetFiredTriggerClasses(triggermask);
130 if(fDebugLevel > 6)printf("Trigger cluster: %d, Trigger class: %s\n", triggermask, triggername.Data());
131 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTrigger))->Fill(triggermask);
132 for(Int_t iti = 0; iti < fTracks->GetEntriesFast(); iti++){
133 if(!fTracks->UncheckedAt(iti)) continue;
134 AliTRDtrackInfo *fTrackInfo = dynamic_cast<AliTRDtrackInfo *>(fTracks->UncheckedAt(iti));
135 if(!fTrackInfo->GetTrack()) continue;
139 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTriggerTracks))->Fill(triggermask);
140 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNtracksEvent))->Fill(nTracks);
142 if(triggermask <= 20 && !fTriggerNames->FindObject(Form("%d", triggermask))){
143 fTriggerNames->Add(new TObjString(Form("%d", triggermask)), new TObjString(triggername));
144 // also set the label for both histograms
145 TH1 *histo = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTriggerTracks));
146 histo->GetXaxis()->SetBinLabel(histo->FindBin(triggermask), triggername);
147 histo = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTrigger));
148 histo->GetXaxis()->SetBinLabel(histo->FindBin(triggermask), triggername);
150 PostData(0, fContainer);
154 //_______________________________________________________
155 Bool_t AliTRDcheckDET::PostProcess(){
157 // Do Postprocessing (for the moment set the number of Reference histograms)
162 // Calculate of the trigger clusters purity
163 h = dynamic_cast<TH1F *>(fContainer->FindObject("hEventsTrigger"));
164 TH1F *h1 = dynamic_cast<TH1F *>(fContainer->FindObject("hEventsTriggerTracks"));
166 Float_t purities[20], val = 0;
167 TString triggernames[20];
168 Int_t nTriggerClasses = 0;
169 for(Int_t ibin = 1; ibin <= h->GetNbinsX(); ibin++){
170 if((val = h1->GetBinContent(ibin))){
171 purities[nTriggerClasses] = val;
172 triggernames[nTriggerClasses] = h1->GetXaxis()->GetBinLabel(ibin);
176 h = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kTriggerPurity));
177 TAxis *ax = h->GetXaxis();
178 for(Int_t itrg = 0; itrg < nTriggerClasses; itrg++){
179 h->Fill(itrg, purities[itrg]);
180 ax->SetBinLabel(itrg+1, triggernames[itrg].Data());
182 ax->SetRangeUser(-0.5, nTriggerClasses+.5);
183 h->GetYaxis()->SetRangeUser(0,1);
186 h=dynamic_cast<TH1F*>(fContainer->At(kTrackStatus));
187 Float_t ok = h->GetBinContent(1);
188 Int_t nerr = h->GetNbinsX();
189 for(Int_t ierr=nerr; ierr--;){
190 h->SetBinContent(ierr+1, 1.e2*h->GetBinContent(ierr+1)/ok);
192 h->SetBinContent(1, 0.);
195 TObjArray *arr = dynamic_cast<TObjArray*>(fContainer->UncheckedAt(kTrackletStatus));
196 for(Int_t ily = AliTRDgeometry::kNlayer; ily--;){
197 h=dynamic_cast<TH1F*>(arr->At(ily));
198 Float_t ok = h->GetBinContent(1);
199 Int_t nerr = h->GetNbinsX();
200 for(Int_t ierr=nerr; ierr--;){
201 h->SetBinContent(ierr+1, 1.e2*h->GetBinContent(ierr+1)/ok);
203 h->SetBinContent(1, 0.);
211 //_______________________________________________________
212 Bool_t AliTRDcheckDET::GetRefFigure(Int_t ifig){
214 // Setting Reference Figures
218 TH1 *h = 0x0; TObjArray *arr=0x0;
222 case kNclustersTrack:
223 (h=(TH1F*)fContainer->FindObject("hNcls"))->Draw("pl");
224 PutTrendValue("NClustersTrack", h->GetMean());
225 PutTrendValue("NClustersTrackRMS", h->GetRMS());
227 case kNclustersTracklet:
228 (h =(TH1F*)fContainer->FindObject("hNclTls"))->Draw("pc");
229 PutTrendValue("NClustersTracklet", h->GetMean());
230 PutTrendValue("NClustersTrackletRMS", h->GetRMS());
232 case kNtrackletsTrack:
233 h=MakePlotNTracklets();
234 PutTrendValue("NTrackletsTrack", h->GetMean());
235 PutTrendValue("NTrackletsTrackRMS", h->GetRMS());
237 case kNtrackletsCross:
238 h = (TH1F*)fContainer->FindObject("hNtlsCross");
239 if(!MakeBarPlot(h, kRed)) break;
240 PutTrendValue("NTrackletsCross", h->GetMean());
241 PutTrendValue("NTrackletsCrossRMS", h->GetRMS());
243 case kNtrackletsFindable:
244 h = (TH1F*)fContainer->FindObject("hNtlsFindable");
245 if(!MakeBarPlot(h, kGreen)) break;
246 PutTrendValue("NTrackletsFindable", h->GetMean());
247 PutTrendValue("NTrackletsFindableRMS", h->GetRMS());
250 (h = (TH1F*)fContainer->FindObject("hNtrks"))->Draw("pl");
251 PutTrendValue("NTracksEvent", h->GetMean());
252 PutTrendValue("NTracksEventRMS", h->GetRMS());
255 h = (TH1F*)fContainer->FindObject("hNtrksSector");
256 if(!MakeBarPlot(h, kGreen)) break;
257 PutTrendValue("NTracksSector", h->Integral()/h->GetNbinsX());
260 if(!(h=(TH1F *)fContainer->FindObject("hTrackStatus"))) break;
261 h->GetXaxis()->SetRangeUser(0.5, -1);
262 h->GetYaxis()->CenterTitle();
264 PutTrendValue("TrackStatus", h->Integral());
267 case kTrackletStatus:
268 if(!(arr = dynamic_cast<TObjArray*>(fContainer->At(kTrackletStatus)))) break;
269 leg = new TLegend(.68, .7, .98, .98);
270 leg->SetBorderSize(1);leg->SetFillColor(0);
271 leg->SetHeader("TRD layer");
272 for(Int_t ily=0; ily<AliTRDgeometry::kNlayer; ily++){
273 if(!(h=dynamic_cast<TH1F*>(arr->At(ily)))) continue;
276 h->GetXaxis()->SetRangeUser(0.5, -1);
277 h->GetYaxis()->CenterTitle();
279 } else h->Draw("samec");
280 leg->AddEntry(h, Form("%d", ily), "l");
281 PutTrendValue(Form("TrackletStatus%d", ily), h->Integral());
290 MakePlotPulseHeight();
294 (h = (TH1F*)fContainer->FindObject("hQcl"))->Draw("c");
296 PutTrendValue("ChargeCluster", h->GetMaximumBin());
297 PutTrendValue("ChargeClusterRMS", h->GetRMS());
299 case kChargeTracklet:
300 (h=(TH1F*)fContainer->FindObject("hQtrklt"))->Draw("c");
301 PutTrendValue("ChargeTracklet", h->GetMaximumBin());
302 PutTrendValue("ChargeTrackletRMS", h->GetRMS());
304 case kNeventsTrigger:
305 ((TH1F*)fContainer->FindObject("hEventsTrigger"))->Draw("");
307 case kNeventsTriggerTracks:
308 ((TH1F*)fContainer->FindObject("hEventsTriggerTracks"))->Draw("");
311 if(!MakeBarPlot((TH1F*)fContainer->FindObject("hTriggerPurity"), kGreen)) break;
316 AliInfo(Form("Reference plot [%d] missing result", ifig));
320 //_______________________________________________________
321 TObjArray *AliTRDcheckDET::Histos(){
323 // Create QA histograms
325 if(fContainer) return fContainer;
327 fContainer = new TObjArray(20);
328 //fContainer->SetOwner(kTRUE);
330 // Register Histograms
333 if(!(h = (TH1F *)gROOT->FindObject("hNcls"))){
334 h = new TH1F("hNcls", "N_{clusters} / track", 181, -0.5, 180.5);
335 h->GetXaxis()->SetTitle("N_{clusters}");
336 h->GetYaxis()->SetTitle("Entries");
338 fContainer->AddAt(h, kNclustersTrack);
340 if(!(h = (TH1F *)gROOT->FindObject("hNclTls"))){
341 h = new TH1F("hNclTls","N_{clusters} / tracklet", 51, -0.5, 50.5);
342 h->GetXaxis()->SetTitle("N_{clusters}");
343 h->GetYaxis()->SetTitle("Entries");
345 fContainer->AddAt(h, kNclustersTracklet);
347 if(!(h = (TH1F *)gROOT->FindObject("hNtls"))){
348 h = new TH1F("hNtls", "N_{tracklets} / track", AliTRDgeometry::kNlayer, 0.5, 6.5);
349 h->GetXaxis()->SetTitle("N^{tracklet}");
350 h->GetYaxis()->SetTitle("freq. [%]");
352 fContainer->AddAt(h, kNtrackletsTrack);
354 if(!(h = (TH1F *)gROOT->FindObject("htlsSTA"))){
355 h = new TH1F("hNtlsSTA", "N_{tracklets} / track (Stand Alone)", AliTRDgeometry::kNlayer, 0.5, 6.5);
356 h->GetXaxis()->SetTitle("N^{tracklet}");
357 h->GetYaxis()->SetTitle("freq. [%]");
359 fContainer->AddAt(h, kNtrackletsSTA);
361 if(!(h = (TH1F *)gROOT->FindObject("htlsBAR"))){
362 h = new TH1F("hNtlsBAR", "N_{tracklets} / track (Barrel)", AliTRDgeometry::kNlayer, 0.5, 6.5);
363 h->GetXaxis()->SetTitle("N^{tracklet}");
364 h->GetYaxis()->SetTitle("freq. [%]");
366 fContainer->AddAt(h, kNtrackletsBAR);
369 if(!(h = (TH1F *)gROOT->FindObject("hNtlsCross"))){
370 h = new TH1F("hNtlsCross", "N_{tracklets}^{cross} / track", 7, -0.5, 6.5);
371 h->GetXaxis()->SetTitle("n_{row cross}");
372 h->GetYaxis()->SetTitle("freq. [%]");
374 fContainer->AddAt(h, kNtrackletsCross);
376 if(!(h = (TH1F *)gROOT->FindObject("hNtlsFindable"))){
377 h = new TH1F("hNtlsFindable", "Found/Findable Tracklets" , 101, -0.005, 1.005);
378 h->GetXaxis()->SetTitle("r [a.u]");
379 h->GetYaxis()->SetTitle("Entries");
381 fContainer->AddAt(h, kNtrackletsFindable);
383 if(!(h = (TH1F *)gROOT->FindObject("hNtrks"))){
384 h = new TH1F("hNtrks", "N_{tracks} / event", 100, 0, 100);
385 h->GetXaxis()->SetTitle("N_{tracks}");
386 h->GetYaxis()->SetTitle("Entries");
388 fContainer->AddAt(h, kNtracksEvent);
390 if(!(h = (TH1F *)gROOT->FindObject("hNtrksSector"))){
391 h = new TH1F("hNtrksSector", "N_{tracks} / sector", AliTRDgeometry::kNsector, -0.5, 17.5);
392 h->GetXaxis()->SetTitle("sector");
393 h->GetYaxis()->SetTitle("freq. [%]");
395 fContainer->AddAt(h, kNtracksSector);
397 if(!(h = (TH1F*)gROOT->FindObject("hTrackStatus"))){
398 const Int_t nerr = 7;
399 h = new TH1F("hTrackStatus", "Track Status", nerr, -0.5, nerr-0.5);
400 Char_t *label[nerr] = {"OK", "PROL", "PROP", "AJST", "SNP", "TINI", "UPDT"};
402 for(Int_t ierr=nerr; ierr--;) ax->SetBinLabel(ierr+1, label[ierr]);
403 h->SetYTitle("Relative Error to Good [%]");
405 fContainer->AddAt(h, kTrackStatus);
407 TObjArray *arr = new TObjArray(AliTRDgeometry::kNlayer);
408 arr->SetOwner(kTRUE); arr->SetName("TrackletStatus");
409 fContainer->AddAt(arr, kTrackletStatus);
410 for(Int_t ily=AliTRDgeometry::kNlayer; ily--;){
411 if(!(h = (TH1F *)gROOT->FindObject(Form("hTrackletStatus%d", ily)))){
412 const Int_t nerr = 8;
413 h = new TH1F(Form("hTrackletStatus%d", ily), "Tracklet status", nerr, -0.5, nerr-0.5);
414 h->SetLineColor(ily+1);
415 Char_t *label[nerr] = {"OK", "Geom", "Bound", "NoCl", "NoAttach", "NoClTr", "NoFit", "Chi2"};
417 for(Int_t ierr=nerr; ierr--;) ax->SetBinLabel(ierr+1, label[ierr]);
418 h->SetYTitle("Relative Error to Good [%]");
424 arr = new TObjArray(2);
425 arr->SetOwner(kTRUE); arr->SetName("<PH>");
426 fContainer->AddAt(arr, kPH);
427 if(!(h = (TH1F *)gROOT->FindObject("hPHt"))){
428 h = new TProfile("hPHt", "<PH>", 31, -0.5, 30.5);
429 h->GetXaxis()->SetTitle("Time / 100ns");
430 h->GetYaxis()->SetTitle("<PH> [a.u]");
433 if(!(h = (TH1F *)gROOT->FindObject("hPHx")))
434 h = new TProfile("hPHx", "<PH>", 31, -0.08, 4.88);
439 if(!(h = (TH2S*)gROOT->FindObject("hChi2"))){
440 h = new TH2S("hChi2", "#chi^{2} per track", AliTRDgeometry::kNlayer, .5, AliTRDgeometry::kNlayer+.5, 100, 0, 50);
442 h->SetYTitle("#chi^{2}/ndf");
443 h->SetZTitle("entries");
445 fContainer->AddAt(h, kChi2);
447 if(!(h = (TH1F *)gROOT->FindObject("hQcl"))){
448 h = new TH1F("hQcl", "Q_{cluster}", 200, 0, 1200);
449 h->GetXaxis()->SetTitle("Q_{cluster} [a.u.]");
450 h->GetYaxis()->SetTitle("Entries");
452 fContainer->AddAt(h, kChargeCluster);
454 if(!(h = (TH1F *)gROOT->FindObject("hQtrklt"))){
455 h = new TH1F("hQtrklt", "Q_{tracklet}", 6000, 0, 6000);
456 h->GetXaxis()->SetTitle("Q_{tracklet} [a.u.]");
457 h->GetYaxis()->SetTitle("Entries");
459 fContainer->AddAt(h, kChargeTracklet);
462 if(!(h = (TH1F *)gROOT->FindObject("hEventsTrigger")))
463 h = new TH1F("hEventsTrigger", "Trigger Class", 100, 0, 100);
465 fContainer->AddAt(h, kNeventsTrigger);
467 if(!(h = (TH1F *)gROOT->FindObject("hEventsTriggerTracks")))
468 h = new TH1F("hEventsTriggerTracks", "Trigger Class (Tracks)", 100, 0, 100);
470 fContainer->AddAt(h, kNeventsTriggerTracks);
472 if(!(h = (TH1F *)gROOT->FindObject("hTriggerPurity"))){
473 h = new TH1F("hTriggerPurity", "Trigger Purity", 10, -0.5, 9.5);
474 h->GetXaxis()->SetTitle("Trigger Cluster");
475 h->GetYaxis()->SetTitle("freq.");
477 fContainer->AddAt(h, kTriggerPurity);
486 //_______________________________________________________
487 TH1 *AliTRDcheckDET::PlotTrackStatus(const AliTRDtrackV1 *track)
490 // Plot the track propagation status. The following errors are defined (see AliTRDtrackV1::ETRDtrackError)
491 // PROL - track prolongation failure
492 // PROP - track propagation failure
493 // AJST - crossing sectors failure
494 // SNP - too large bending
495 // TINI - tracklet initialization failure
496 // UPDT - track position/covariance update failure
498 // Performance plot looks as below:
500 //<img src="TRD/trackStatus.gif">
503 if(track) fkTrack = track;
505 AliWarning("No Track defined.");
509 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kTrackStatus)))){
510 AliWarning("No Histogram defined.");
513 h->Fill(fkTrack->GetStatusTRD());
517 //_______________________________________________________
518 TH1 *AliTRDcheckDET::PlotTrackletStatus(const AliTRDtrackV1 *track)
521 // Plot the tracklet propagation status. The following errors are defined for tracklet (see AliTRDtrackV1::ETRDlayerError)
523 // Bound - tracklet too close to chamber walls
524 // NoCl - no clusters in the track roads
525 // NoAttach - fail to attach clusters
526 // NoClTr - fail to use clusters for fit
527 // NoFit - tracklet fit failled
528 // Chi2 - chi2 tracklet-track over threshold
530 // Performance plot looks as below:
532 //<img src="TRD/trackletStatus.gif">
535 if(track) fkTrack = track;
537 AliWarning("No Track defined.");
541 if(!(arr = dynamic_cast<TObjArray*>(fContainer->At(kTrackletStatus)))){
542 AliWarning("Histograms not defined.");
547 for(Int_t ily=AliTRDgeometry::kNlayer; ily--;){
548 if(!(h = dynamic_cast<TH1F*>(arr->At(ily)))){
549 AliWarning(Form("Missing histo for layer %d.", ily));
552 h->Fill(fkTrack->GetStatusTRD(ily));
557 //_______________________________________________________
558 TH1 *AliTRDcheckDET::PlotNClustersTracklet(const AliTRDtrackV1 *track){
560 // Plot the mean number of clusters per tracklet
562 if(track) fkTrack = track;
564 AliWarning("No Track defined.");
568 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNclustersTracklet)))){
569 AliWarning("No Histogram defined.");
572 AliTRDseedV1 *tracklet = 0x0;
573 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
574 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
575 h->Fill(tracklet->GetN2());
580 //_______________________________________________________
581 TH1 *AliTRDcheckDET::PlotNClustersTrack(const AliTRDtrackV1 *track){
583 // Plot the number of clusters in one track
585 if(track) fkTrack = track;
587 AliWarning("No Track defined.");
591 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNclustersTrack)))){
592 AliWarning("No Histogram defined.");
597 AliTRDseedV1 *tracklet = 0x0;
598 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
599 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
600 nclusters += tracklet->GetN();
602 Int_t crossing = Int_t(tracklet->IsRowCross());
603 Int_t detector = tracklet->GetDetector();
604 Float_t theta = TMath::ATan(tracklet->GetZref(1));
605 Float_t phi = TMath::ATan(tracklet->GetYref(1));
606 Float_t momentum = 0.;
608 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
609 UShort_t nclsTPC = fkESD ? fkESD->GetTPCncls() : 0;
611 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
612 pdg = fkMC->GetPDG();
614 (*fDebugStream) << "NClustersTrack"
615 << "Detector=" << detector
616 << "crossing=" << crossing
617 << "momentum=" << momentum
621 << "kinkIndex=" << kinkIndex
622 << "TPCncls=" << nclsTPC
623 << "nclusters=" << nclusters
632 //_______________________________________________________
633 TH1 *AliTRDcheckDET::PlotNTrackletsTrack(const AliTRDtrackV1 *track){
635 // Plot the number of tracklets
637 if(track) fkTrack = track;
639 AliWarning("No Track defined.");
642 TH1 *h = 0x0, *hMethod = 0x0;
643 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsTrack)))){
644 AliWarning("No Histogram defined.");
647 Int_t status = fkESD->GetStatus();
648 /* printf("in/out/refit/pid: TRD[%d|%d|%d|%d]\n", status &AliESDtrack::kTRDin ? 1 : 0, status &AliESDtrack::kTRDout ? 1 : 0, status &AliESDtrack::kTRDrefit ? 1 : 0, status &AliESDtrack::kTRDpid ? 1 : 0);*/
649 if((status & AliESDtrack::kTRDin) != 0){
651 if(!(hMethod = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsBAR))))
652 AliWarning("Method: Barrel. Histogram not processed!");
655 if(!(hMethod = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsSTA))))
656 AliWarning("Method: StandAlone. Histogram not processed!");
658 Int_t nTracklets = fkTrack->GetNumberOfTracklets();
660 hMethod->Fill(nTracklets);
663 // If we have one Tracklet, check in which layer this happens
665 AliTRDseedV1 *tracklet = 0x0;
666 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
667 if((tracklet = fkTrack->GetTracklet(il)) && tracklet->IsOK()){layer = il; break;}
669 (*fDebugStream) << "NTrackletsTrack"
678 //_______________________________________________________
679 TH1 *AliTRDcheckDET::PlotNTrackletsRowCross(const AliTRDtrackV1 *track){
681 // Plot the number of tracklets
683 if(track) fkTrack = track;
685 AliWarning("No Track defined.");
689 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsCross)))){
690 AliWarning("No Histogram defined.");
695 AliTRDseedV1 *tracklet = 0x0;
696 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
697 if(!(tracklet = fkTrack->GetTracklet(il)) || !tracklet->IsOK()) continue;
699 if(tracklet->IsRowCross()) ncross++;
705 //_______________________________________________________
706 TH1 *AliTRDcheckDET::PlotFindableTracklets(const AliTRDtrackV1 *track){
708 // Plots the ratio of number of tracklets vs.
709 // number of findable tracklets
711 // Findable tracklets are defined as track prolongation
712 // to layer i does not hit the dead area +- epsilon
714 // In order to check whether tracklet hist active area in Layer i,
715 // the track is refitted and the fitted position + an uncertainty
716 // range is compared to the chamber border (also with a different
719 // For the track fit two cases are distinguished:
720 // If the track is a stand alone track (defined by the status bit
721 // encoding, then the track is fitted with the tilted Rieman model
722 // Otherwise the track is fitted with the Kalman fitter in two steps:
723 // Since the track parameters are give at the outer point, we first
724 // fit in direction inwards. Afterwards we fit again in direction outwards
725 // to extrapolate the track to layers which are not reached by the track
726 // For the Kalman model, the radial track points have to be shifted by
727 // a distance epsilon in the direction that we want to fit
729 const Float_t epsilon = 0.01; // dead area tolerance
730 const Float_t epsilonR = 1; // shift in radial direction of the anode wire position (Kalman filter only)
731 const Float_t deltaY = 0.7; // Tolerance in the track position in y-direction
732 const Float_t deltaZ = 7.0; // Tolerance in the track position in z-direction (Padlength)
733 Double_t xAnode[AliTRDgeometry::kNlayer] = {300.2, 312.8, 325.4, 338.0, 350.6, 363.2}; // Take the default X0
735 if(track) fkTrack = track;
737 AliWarning("No Track defined.");
741 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsFindable)))){
742 AliWarning("No Histogram defined.");
745 Int_t nFound = 0, nFindable = 0;
747 Double_t ymin = 0., ymax = 0., zmin = 0., zmax = 0.;
748 Double_t y = 0., z = 0.;
749 AliTRDseedV1 *tracklet = 0x0;
751 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
752 if((tracklet = fkTrack->GetTracklet(il)) && tracklet->IsOK()){
753 tracklet->SetReconstructor(fReconstructor);
757 // 2 Different cases:
758 // 1st stand alone: here we cannot propagate, but be can do a Tilted Rieman Fit
759 // 2nd barrel track: here we propagate the track to the layers
760 AliTrackPoint points[6];
762 memset(xyz, 0, sizeof(Float_t) * 3);
763 if(((fkESD->GetStatus() & AliESDtrack::kTRDout) > 0) && !((fkESD->GetStatus() & AliESDtrack::kTRDin) > 0)){
765 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
767 points[il].SetXYZ(xyz);
769 AliTRDtrackerV1::FitRiemanTilt(const_cast<AliTRDtrackV1 *>(fkTrack), 0x0, kTRUE, 6, points);
775 // -> Kalman outwards
776 AliTRDtrackV1 copyTrack(*fkTrack); // Do Kalman on a (non-constant) copy of the track
777 AliTrackPoint pointsInward[6], pointsOutward[6];
778 for(Int_t il = AliTRDgeometry::kNlayer; il--;){
779 // In order to avoid complications in the Kalman filter if the track points have the same radial
780 // position like the tracklets, we have to shift the radial postion of the anode wire by epsilon
781 // in the direction we want to go
782 // The track points have to be in reverse order for the Kalman Filter inwards
783 xyz[0] = xAnode[AliTRDgeometry::kNlayer - il - 1] - epsilonR;
784 pointsInward[il].SetXYZ(xyz);
785 xyz[0] = xAnode[il] + epsilonR;
786 pointsOutward[il].SetXYZ(xyz);
788 /*for(Int_t ipt = 0; ipt < AliTRDgeometry::kNlayer; ipt++)
789 printf("%d. X = %f\n", ipt, points[ipt].GetX());*/
791 AliTRDtrackerV1::FitKalman(©Track, 0x0, kFALSE, 6, pointsInward);
792 memcpy(points, pointsInward, sizeof(AliTrackPoint) * 6); // Preliminary store the inward results in the Array points
794 AliTRDtrackerV1::FitKalman(©Track, 0x0, kTRUE, 6, pointsInward);
795 memcpy(points, pointsOutward, sizeof(AliTrackPoint) * AliTRDgeometry::kNlayer);
797 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
798 y = points[il].GetY();
799 z = points[il].GetZ();
800 if((stack = fGeo->GetStack(z, il)) < 0) continue; // Not findable
801 pp = fGeo->GetPadPlane(il, stack);
802 ymin = pp->GetCol0() + epsilon;
803 ymax = pp->GetColEnd() - epsilon;
804 zmin = pp->GetRowEnd() + epsilon;
805 zmax = pp->GetRow0() - epsilon;
806 // ignore y-crossing (material)
807 if((z + deltaZ > zmin && z - deltaZ < zmax) && (y + deltaY > ymin && y - deltaY < ymax)) nFindable++;
809 Double_t posTracklet[2] = {tracklet ? tracklet->GetYfit(0) : 0, tracklet ? tracklet->GetZfit(0) : 0};
810 Int_t hasTracklet = tracklet ? 1 : 0;
811 (*fDebugStream) << "FindableTracklets"
813 << "ytracklet=" << posTracklet[0]
815 << "ztracklet=" << posTracklet[1]
817 << "tracklet=" << hasTracklet
822 h->Fill(nFindable > 0 ? TMath::Min(nFound/static_cast<Double_t>(nFindable), 1.) : 1);
823 if(fDebugLevel > 2) AliInfo(Form("Findable[Found]: %d[%d|%f]", nFindable, nFound, nFound/static_cast<Float_t>(nFindable > 0 ? nFindable : 1)));
828 //_______________________________________________________
829 TH1 *AliTRDcheckDET::PlotChi2(const AliTRDtrackV1 *track){
831 // Plot the chi2 of the track
833 if(track) fkTrack = track;
835 AliWarning("No Track defined.");
839 if(!(h = dynamic_cast<TH2S*>(fContainer->At(kChi2)))) {
840 AliWarning("No Histogram defined.");
843 Int_t n = fkTrack->GetNumberOfTracklets();
846 h->Fill(n, fkTrack->GetChi2()/n);
851 //_______________________________________________________
852 TH1 *AliTRDcheckDET::PlotPHt(const AliTRDtrackV1 *track){
854 // Plot the average pulse height
856 if(track) fkTrack = track;
858 AliWarning("No Track defined.");
862 if(!(h = dynamic_cast<TProfile *>(((TObjArray*)(fContainer->At(kPH)))->At(0)))){
863 AliWarning("No Histogram defined.");
866 AliTRDseedV1 *tracklet = 0x0;
867 AliTRDcluster *c = 0x0;
868 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
869 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK())continue;
870 Int_t crossing = Int_t(tracklet->IsRowCross());
871 Int_t detector = tracklet->GetDetector();
872 tracklet->ResetClusterIter();
873 while((c = tracklet->NextCluster())){
874 if(!c->IsInChamber()) continue;
875 Int_t localtime = c->GetLocalTimeBin();
876 Double_t absoluteCharge = TMath::Abs(c->GetQ());
877 h->Fill(localtime, absoluteCharge);
879 Double_t distance[2];
880 GetDistanceToTracklet(distance, tracklet, c);
881 Float_t theta = TMath::ATan(tracklet->GetZref(1));
882 Float_t phi = TMath::ATan(tracklet->GetYref(1));
883 Float_t momentum = 0.;
885 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
886 UShort_t TPCncls = fkESD ? fkESD->GetTPCncls() : 0;
888 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
889 pdg = fkMC->GetPDG();
891 (*fDebugStream) << "PHt"
892 << "Detector=" << detector
893 << "crossing=" << crossing
894 << "Timebin=" << localtime
895 << "Charge=" << absoluteCharge
896 << "momentum=" << momentum
900 << "kinkIndex=" << kinkIndex
901 << "TPCncls=" << TPCncls
902 << "dy=" << distance[0]
903 << "dz=" << distance[1]
912 //_______________________________________________________
913 TH1 *AliTRDcheckDET::PlotPHx(const AliTRDtrackV1 *track){
915 // Plots the average pulse height vs the distance from the anode wire
916 // (plus const anode wire offset)
918 if(track) fkTrack = track;
920 AliWarning("No Track defined.");
924 if(!(h = dynamic_cast<TProfile *>(((TObjArray*)(fContainer->At(kPH)))->At(1)))){
925 AliWarning("No Histogram defined.");
928 Float_t offset = .5*AliTRDgeometry::CamHght();
929 AliTRDseedV1 *tracklet = 0x0;
930 AliTRDcluster *c = 0x0;
931 Double_t distance = 0;
933 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
934 if(!(tracklet = fkTrack->GetTracklet(itl)) || !(tracklet->IsOK())) continue;
935 tracklet->ResetClusterIter();
936 while((c = tracklet->NextCluster())){
937 if(!c->IsInChamber()) continue;
938 x = c->GetX()-AliTRDcluster::GetXcorr(c->GetLocalTimeBin());
939 y = c->GetY()-AliTRDcluster::GetYcorr(AliTRDgeometry::GetLayer(c->GetDetector()), c->GetCenter());
941 distance = tracklet->GetX0() - (c->GetX() + 0.3) + offset;
942 h->Fill(distance, TMath::Abs(c->GetQ()));
948 //_______________________________________________________
949 TH1 *AliTRDcheckDET::PlotChargeCluster(const AliTRDtrackV1 *track){
951 // Plot the cluster charge
953 if(track) fkTrack = track;
955 AliWarning("No Track defined.");
959 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kChargeCluster)))){
960 AliWarning("No Histogram defined.");
963 AliTRDseedV1 *tracklet = 0x0;
964 AliTRDcluster *c = 0x0;
965 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
966 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK())continue;
967 for(Int_t itime = 0; itime < AliTRDtrackerV1::GetNTimeBins(); itime++){
968 if(!(c = tracklet->GetClusters(itime))) continue;
975 //_______________________________________________________
976 TH1 *AliTRDcheckDET::PlotChargeTracklet(const AliTRDtrackV1 *track){
978 // Plot the charge deposit per chamber
980 if(track) fkTrack = track;
982 AliWarning("No Track defined.");
986 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kChargeTracklet)))){
987 AliWarning("No Histogram defined.");
990 AliTRDseedV1 *tracklet = 0x0;
991 AliTRDcluster *c = 0x0;
993 Int_t nTracklets =fkTrack->GetNumberOfTracklets();
994 for(Int_t itl = 0x0; itl < AliTRDgeometry::kNlayer; itl++){
995 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
997 for(Int_t ic = AliTRDseedV1::kNclusters; ic--;){
998 if(!(c = tracklet->GetClusters(ic))) continue;
999 qTot += TMath::Abs(c->GetQ());
1002 if(fDebugLevel > 3){
1003 Int_t crossing = (Int_t)tracklet->IsRowCross();
1004 Int_t detector = tracklet->GetDetector();
1005 Float_t theta = TMath::ATan(tracklet->GetZfit(1));
1006 Float_t phi = TMath::ATan(tracklet->GetYfit(1));
1007 Float_t momentum = 0.;
1009 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
1010 UShort_t nclsTPC = fkESD ? fkESD->GetTPCncls() : 0;
1012 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
1013 pdg = fkMC->GetPDG();
1015 (*fDebugStream) << "ChargeTracklet"
1016 << "Detector=" << detector
1017 << "crossing=" << crossing
1018 << "momentum=" << momentum
1019 << "nTracklets="<< nTracklets
1021 << "theta=" << theta
1023 << "kinkIndex=" << kinkIndex
1024 << "TPCncls=" << nclsTPC
1032 //_______________________________________________________
1033 TH1 *AliTRDcheckDET::PlotNTracksSector(const AliTRDtrackV1 *track){
1035 // Plot the number of tracks per Sector
1037 if(track) fkTrack = track;
1039 AliWarning("No Track defined.");
1043 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtracksSector)))){
1044 AliWarning("No Histogram defined.");
1048 // TODO we should compare with
1049 // sector = Int_t(track->GetAlpha() / AliTRDgeometry::GetAlpha());
1051 AliTRDseedV1 *tracklet = 0x0;
1053 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
1054 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
1055 sector = static_cast<Int_t>(tracklet->GetDetector()/AliTRDgeometry::kNdets);
1063 //________________________________________________________
1064 void AliTRDcheckDET::SetRecoParam(AliTRDrecoParam *r)
1067 fReconstructor->SetRecoParam(r);
1070 //________________________________________________________
1071 void AliTRDcheckDET::GetDistanceToTracklet(Double_t *dist, AliTRDseedV1 * const tracklet, AliTRDcluster * const c)
1073 Float_t x = c->GetX();
1074 dist[0] = c->GetY() - tracklet->GetYat(x);
1075 dist[1] = c->GetZ() - tracklet->GetZat(x);
1079 //_______________________________________________________
1080 TH1* AliTRDcheckDET::MakePlotChi2()
1082 // Plot chi2/track normalized to number of degree of freedom
1083 // (tracklets) and compare with the theoretical distribution.
1085 // Alex Bercuci <A.Bercuci@gsi.de>
1087 TH2S *h2 = (TH2S*)fContainer->At(kChi2);
1088 TF1 f("fChi2", "[0]*pow(x, [1]-1)*exp(-0.5*x)", 0., 50.);
1089 TLegend *leg = new TLegend(.7,.7,.95,.95);
1090 leg->SetBorderSize(1); leg->SetHeader("Tracklets per Track");
1092 Bool_t kFIRST = kTRUE;
1093 for(Int_t il=1; il<=h2->GetNbinsX(); il++){
1094 h1 = h2->ProjectionY(Form("pyChi2%d", il), il, il);
1095 if(h1->Integral()<50) continue;
1096 h1->Scale(1./h1->Integral());
1097 h1->SetMarkerStyle(7);h1->SetMarkerColor(il);
1098 h1->SetLineColor(il);h1->SetLineStyle(2);
1099 f.SetParameter(1, .5*il);f.SetLineColor(il);
1100 h1->Fit(&f, "QW+", kFIRST ? "pc": "pcsame");
1101 leg->AddEntry(h1, Form("%d", il), "l");
1103 h1->GetXaxis()->SetRangeUser(0., 25.);
1113 //________________________________________________________
1114 TH1* AliTRDcheckDET::MakePlotNTracklets(){
1116 // Make nice bar plot of the number of tracklets in each method
1118 TH1F *hBAR = (TH1F *)fContainer->FindObject("hNtlsBAR");
1119 TH1F *hSTA = (TH1F *)fContainer->FindObject("hNtlsSTA");
1120 TH1F *hCON = (TH1F *)fContainer->FindObject("hNtls");
1121 TLegend *leg = new TLegend(0.13, 0.75, 0.39, 0.89);
1122 leg->SetBorderSize(1);
1123 leg->SetFillColor(0);
1125 Float_t scale = hCON->Integral();
1126 hCON->Scale(100./scale);
1127 hCON->SetFillColor(kRed);hCON->SetLineColor(kRed);
1128 hCON->SetBarWidth(0.2);
1129 hCON->SetBarOffset(0.6);
1130 hCON->SetStats(kFALSE);
1131 hCON->GetYaxis()->SetRangeUser(0.,40.);
1132 hCON->GetYaxis()->SetTitleOffset(1.2);
1133 hCON->Draw("bar1"); leg->AddEntry(hCON, "Total", "f");
1134 hCON->SetMaximum(55.);
1136 hBAR->Scale(100./scale);
1137 hBAR->SetFillColor(kGreen);hBAR->SetLineColor(kGreen);
1138 hBAR->SetBarWidth(0.2);
1139 hBAR->SetBarOffset(0.2);
1141 hBAR->SetStats(kFALSE);
1142 hBAR->GetYaxis()->SetRangeUser(0.,40.);
1143 hBAR->GetYaxis()->SetTitleOffset(1.2);
1144 hBAR->Draw("bar1same"); leg->AddEntry(hBAR, "Barrel", "f");
1146 hSTA->Scale(100./scale);
1147 hSTA->SetFillColor(kBlue);hSTA->SetLineColor(kBlue);
1148 hSTA->SetBarWidth(0.2);
1149 hSTA->SetBarOffset(0.4);
1151 hSTA->SetStats(kFALSE);
1152 hSTA->GetYaxis()->SetRangeUser(0.,40.);
1153 hSTA->GetYaxis()->SetTitleOffset(1.2);
1154 hSTA->Draw("bar1same"); leg->AddEntry(hSTA, "Stand Alone", "f");
1160 //________________________________________________________
1161 TH1* AliTRDcheckDET::MakePlotPulseHeight(){
1163 // Create Plot of the Pluse Height Spectrum
1166 TObjArray *arr = (TObjArray*)fContainer->FindObject("<PH>");
1167 h = (TH1F*)arr->At(0);
1168 h->SetMarkerStyle(24);
1169 h->SetMarkerColor(kBlack);
1170 h->SetLineColor(kBlack);
1172 // copy the second histogram in a new one with the same x-dimension as the phs with respect to time
1173 h1 = (TH1F *)arr->At(1);
1174 h2 = new TH1F("hphs1","Average PH", 31, -0.5, 30.5);
1175 for(Int_t ibin = h1->GetXaxis()->GetFirst(); ibin < h1->GetNbinsX(); ibin++)
1176 h2->SetBinContent(ibin, h1->GetBinContent(ibin));
1177 h2->SetMarkerStyle(22);
1178 h2->SetMarkerColor(kBlue);
1179 h2->SetLineColor(kBlue);
1182 // create axis according to the histogram dimensions of the original second histogram
1183 TGaxis *axis = new TGaxis(gPad->GetUxmin(),
1187 -0.08, 4.88, 510,"-L");
1188 axis->SetLineColor(kBlue);
1189 axis->SetLabelColor(kBlue);
1190 axis->SetTextColor(kBlue);
1191 axis->SetTitle("x_{0}-x_{c} [cm]");
1196 //________________________________________________________
1197 Bool_t AliTRDcheckDET::MakeBarPlot(TH1 *histo, Int_t color){
1199 // Draw nice bar plots
1201 if(!histo->GetEntries()) return kFALSE;
1202 histo->Scale(100./histo->Integral());
1203 histo->SetFillColor(color);
1204 histo->SetBarOffset(.2);
1205 histo->SetBarWidth(.6);
1206 histo->Draw("bar1");