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")
82 // Default constructor
84 DefineInput(1,AliTRDeventInfo::Class());
85 fReconstructor = new AliTRDReconstructor;
86 fReconstructor->SetRecoParam(AliTRDrecoParam::GetLowFluxParam());
87 fGeo = new AliTRDgeometry;
91 //_______________________________________________________
92 AliTRDcheckDET::~AliTRDcheckDET(){
96 if(fTriggerNames) delete fTriggerNames;
97 delete fReconstructor;
101 //_______________________________________________________
102 void AliTRDcheckDET::ConnectInputData(Option_t *opt){
104 // Connect the Input data with the task
106 AliTRDrecoTask::ConnectInputData(opt);
107 fEventInfo = dynamic_cast<AliTRDeventInfo *>(GetInputData(1));
110 //_______________________________________________________
111 void AliTRDcheckDET::CreateOutputObjects(){
113 // Create Output Objects
115 OpenFile(0,"RECREATE");
116 fContainer = Histos();
117 if(!fTriggerNames) fTriggerNames = new TMap();
120 //_______________________________________________________
121 void AliTRDcheckDET::Exec(Option_t *opt){
123 // Execution function
124 // Filling TRD quality histos
126 if(!HasMCdata() && fEventInfo->GetEventHeader()->GetEventType() != 7) return; // For real data we select only physical events
127 AliTRDrecoTask::Exec(opt);
128 Int_t nTracks = 0; // Count the number of tracks per event
129 Int_t triggermask = fEventInfo->GetEventHeader()->GetTriggerMask();
130 TString triggername = fEventInfo->GetRunInfo()->GetFiredTriggerClasses(triggermask);
131 AliDebug(6, Form("Trigger cluster: %d, Trigger class: %s\n", triggermask, triggername.Data()));
132 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTrigger))->Fill(triggermask);
133 for(Int_t iti = 0; iti < fTracks->GetEntriesFast(); iti++){
134 if(!fTracks->UncheckedAt(iti)) continue;
135 AliTRDtrackInfo *fTrackInfo = dynamic_cast<AliTRDtrackInfo *>(fTracks->UncheckedAt(iti));
136 if(!fTrackInfo->GetTrack()) continue;
140 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTriggerTracks))->Fill(triggermask);
141 dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNtracksEvent))->Fill(nTracks);
143 if(triggermask <= 20 && !fTriggerNames->FindObject(Form("%d", triggermask))){
144 fTriggerNames->Add(new TObjString(Form("%d", triggermask)), new TObjString(triggername));
145 // also set the label for both histograms
146 TH1 *histo = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTriggerTracks));
147 histo->GetXaxis()->SetBinLabel(histo->FindBin(triggermask), triggername);
148 histo = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kNeventsTrigger));
149 histo->GetXaxis()->SetBinLabel(histo->FindBin(triggermask), triggername);
151 PostData(0, fContainer);
155 //_______________________________________________________
156 Bool_t AliTRDcheckDET::PostProcess(){
158 // Do Postprocessing (for the moment set the number of Reference histograms)
163 // Calculate of the trigger clusters purity
164 h = dynamic_cast<TH1F *>(fContainer->FindObject("hEventsTrigger"));
165 TH1F *h1 = dynamic_cast<TH1F *>(fContainer->FindObject("hEventsTriggerTracks"));
167 Float_t purities[20], val = 0;
168 TString triggernames[20];
169 Int_t nTriggerClasses = 0;
170 for(Int_t ibin = 1; ibin <= h->GetNbinsX(); ibin++){
171 if((val = h1->GetBinContent(ibin))){
172 purities[nTriggerClasses] = val;
173 triggernames[nTriggerClasses] = h1->GetXaxis()->GetBinLabel(ibin);
177 h = dynamic_cast<TH1F *>(fContainer->UncheckedAt(kTriggerPurity));
178 TAxis *ax = h->GetXaxis();
179 for(Int_t itrg = 0; itrg < nTriggerClasses; itrg++){
180 h->Fill(itrg, purities[itrg]);
181 ax->SetBinLabel(itrg+1, triggernames[itrg].Data());
183 ax->SetRangeUser(-0.5, nTriggerClasses+.5);
184 h->GetYaxis()->SetRangeUser(0,1);
187 h=dynamic_cast<TH1F*>(fContainer->At(kTrackStatus));
188 Float_t ok = h->GetBinContent(1);
189 Int_t nerr = h->GetNbinsX();
190 for(Int_t ierr=nerr; ierr--;){
191 h->SetBinContent(ierr+1, 1.e2*h->GetBinContent(ierr+1)/ok);
193 h->SetBinContent(1, 0.);
196 TObjArray *arr = dynamic_cast<TObjArray*>(fContainer->UncheckedAt(kTrackletStatus));
197 for(Int_t ily = AliTRDgeometry::kNlayer; ily--;){
198 h=dynamic_cast<TH1F*>(arr->At(ily));
199 Float_t okB = h->GetBinContent(1);
200 Int_t nerrB = h->GetNbinsX();
201 for(Int_t ierr=nerrB; ierr--;){
202 h->SetBinContent(ierr+1, 1.e2*h->GetBinContent(ierr+1)/okB);
204 h->SetBinContent(1, 0.);
212 //_______________________________________________________
213 Bool_t AliTRDcheckDET::GetRefFigure(Int_t ifig){
215 // Setting Reference Figures
219 TH1 *h = 0x0; TObjArray *arr=0x0;
223 case kNclustersTrack:
224 (h=(TH1F*)fContainer->FindObject("hNcls"))->Draw("pl");
225 PutTrendValue("NClustersTrack", h->GetMean());
226 PutTrendValue("NClustersTrackRMS", h->GetRMS());
228 case kNclustersTracklet:
229 (h =(TH1F*)fContainer->FindObject("hNclTls"))->Draw("pc");
230 PutTrendValue("NClustersTracklet", h->GetMean());
231 PutTrendValue("NClustersTrackletRMS", h->GetRMS());
233 case kNtrackletsTrack:
234 h=MakePlotNTracklets();
235 PutTrendValue("NTrackletsTrack", h->GetMean());
236 PutTrendValue("NTrackletsTrackRMS", h->GetRMS());
238 case kNtrackletsCross:
239 h = (TH1F*)fContainer->FindObject("hNtlsCross");
240 if(!MakeBarPlot(h, kRed)) break;
241 PutTrendValue("NTrackletsCross", h->GetMean());
242 PutTrendValue("NTrackletsCrossRMS", h->GetRMS());
244 case kNtrackletsFindable:
245 h = (TH1F*)fContainer->FindObject("hNtlsFindable");
246 if(!MakeBarPlot(h, kGreen)) break;
247 PutTrendValue("NTrackletsFindable", h->GetMean());
248 PutTrendValue("NTrackletsFindableRMS", h->GetRMS());
251 (h = (TH1F*)fContainer->FindObject("hNtrks"))->Draw("pl");
252 PutTrendValue("NTracksEvent", h->GetMean());
253 PutTrendValue("NTracksEventRMS", h->GetRMS());
256 h = (TH1F*)fContainer->FindObject("hNtrksSector");
257 if(!MakeBarPlot(h, kGreen)) break;
258 PutTrendValue("NTracksSector", h->Integral()/h->GetNbinsX());
261 if(!(h=(TH1F *)fContainer->FindObject("hTrackStatus"))) break;
262 h->GetXaxis()->SetRangeUser(0.5, -1);
263 h->GetYaxis()->CenterTitle();
265 PutTrendValue("TrackStatus", h->Integral());
268 case kTrackletStatus:
269 if(!(arr = dynamic_cast<TObjArray*>(fContainer->At(kTrackletStatus)))) break;
270 leg = new TLegend(.68, .7, .98, .98);
271 leg->SetBorderSize(1);leg->SetFillColor(0);
272 leg->SetHeader("TRD layer");
273 for(Int_t ily=0; ily<AliTRDgeometry::kNlayer; ily++){
274 if(!(h=dynamic_cast<TH1F*>(arr->At(ily)))) continue;
277 h->GetXaxis()->SetRangeUser(0.5, -1);
278 h->GetYaxis()->CenterTitle();
280 } else h->Draw("samec");
281 leg->AddEntry(h, Form("%d", ily), "l");
282 PutTrendValue(Form("TrackletStatus%d", ily), h->Integral());
291 MakePlotPulseHeight();
295 (h = (TH1F*)fContainer->FindObject("hQcl"))->Draw("c");
297 PutTrendValue("ChargeCluster", h->GetMaximumBin());
298 PutTrendValue("ChargeClusterRMS", h->GetRMS());
300 case kChargeTracklet:
301 (h=(TH1F*)fContainer->FindObject("hQtrklt"))->Draw("c");
302 PutTrendValue("ChargeTracklet", h->GetMaximumBin());
303 PutTrendValue("ChargeTrackletRMS", h->GetRMS());
305 case kNeventsTrigger:
306 ((TH1F*)fContainer->FindObject("hEventsTrigger"))->Draw("");
308 case kNeventsTriggerTracks:
309 ((TH1F*)fContainer->FindObject("hEventsTriggerTracks"))->Draw("");
312 if(!MakeBarPlot((TH1F*)fContainer->FindObject("hTriggerPurity"), kGreen)) break;
317 AliInfo(Form("Reference plot [%d] missing result", ifig));
321 //_______________________________________________________
322 TObjArray *AliTRDcheckDET::Histos(){
324 // Create QA histograms
326 if(fContainer) return fContainer;
328 fContainer = new TObjArray(20);
329 //fContainer->SetOwner(kTRUE);
331 // Register Histograms
334 if(!(h = (TH1F *)gROOT->FindObject("hNcls"))){
335 h = new TH1F("hNcls", "N_{clusters} / track", 181, -0.5, 180.5);
336 h->GetXaxis()->SetTitle("N_{clusters}");
337 h->GetYaxis()->SetTitle("Entries");
339 fContainer->AddAt(h, kNclustersTrack);
341 if(!(h = (TH1F *)gROOT->FindObject("hNclTls"))){
342 h = new TH1F("hNclTls","N_{clusters} / tracklet", 51, -0.5, 50.5);
343 h->GetXaxis()->SetTitle("N_{clusters}");
344 h->GetYaxis()->SetTitle("Entries");
346 fContainer->AddAt(h, kNclustersTracklet);
348 if(!(h = (TH1F *)gROOT->FindObject("hNtls"))){
349 h = new TH1F("hNtls", "N_{tracklets} / track", AliTRDgeometry::kNlayer, 0.5, 6.5);
350 h->GetXaxis()->SetTitle("N^{tracklet}");
351 h->GetYaxis()->SetTitle("freq. [%]");
353 fContainer->AddAt(h, kNtrackletsTrack);
355 if(!(h = (TH1F *)gROOT->FindObject("htlsSTA"))){
356 h = new TH1F("hNtlsSTA", "N_{tracklets} / track (Stand Alone)", AliTRDgeometry::kNlayer, 0.5, 6.5);
357 h->GetXaxis()->SetTitle("N^{tracklet}");
358 h->GetYaxis()->SetTitle("freq. [%]");
360 fContainer->AddAt(h, kNtrackletsSTA);
362 if(!(h = (TH1F *)gROOT->FindObject("htlsBAR"))){
363 h = new TH1F("hNtlsBAR", "N_{tracklets} / track (Barrel)", AliTRDgeometry::kNlayer, 0.5, 6.5);
364 h->GetXaxis()->SetTitle("N^{tracklet}");
365 h->GetYaxis()->SetTitle("freq. [%]");
367 fContainer->AddAt(h, kNtrackletsBAR);
370 if(!(h = (TH1F *)gROOT->FindObject("hNtlsCross"))){
371 h = new TH1F("hNtlsCross", "N_{tracklets}^{cross} / track", 7, -0.5, 6.5);
372 h->GetXaxis()->SetTitle("n_{row cross}");
373 h->GetYaxis()->SetTitle("freq. [%]");
375 fContainer->AddAt(h, kNtrackletsCross);
377 if(!(h = (TH1F *)gROOT->FindObject("hNtlsFindable"))){
378 h = new TH1F("hNtlsFindable", "Found/Findable Tracklets" , 101, -0.005, 1.005);
379 h->GetXaxis()->SetTitle("r [a.u]");
380 h->GetYaxis()->SetTitle("Entries");
382 fContainer->AddAt(h, kNtrackletsFindable);
384 if(!(h = (TH1F *)gROOT->FindObject("hNtrks"))){
385 h = new TH1F("hNtrks", "N_{tracks} / event", 100, 0, 100);
386 h->GetXaxis()->SetTitle("N_{tracks}");
387 h->GetYaxis()->SetTitle("Entries");
389 fContainer->AddAt(h, kNtracksEvent);
391 if(!(h = (TH1F *)gROOT->FindObject("hNtrksSector"))){
392 h = new TH1F("hNtrksSector", "N_{tracks} / sector", AliTRDgeometry::kNsector, -0.5, 17.5);
393 h->GetXaxis()->SetTitle("sector");
394 h->GetYaxis()->SetTitle("freq. [%]");
396 fContainer->AddAt(h, kNtracksSector);
398 if(!(h = (TH1F*)gROOT->FindObject("hTrackStatus"))){
399 const Int_t nerr = 7;
400 h = new TH1F("hTrackStatus", "Track Status", nerr, -0.5, nerr-0.5);
401 const Char_t *label[nerr] = {"OK", "PROL", "PROP", "AJST", "SNP", "TINI", "UPDT"};
403 for(Int_t ierr=nerr; ierr--;) ax->SetBinLabel(ierr+1, label[ierr]);
404 h->SetYTitle("Relative Error to Good [%]");
406 fContainer->AddAt(h, kTrackStatus);
408 TObjArray *arr = new TObjArray(AliTRDgeometry::kNlayer);
409 arr->SetOwner(kTRUE); arr->SetName("TrackletStatus");
410 fContainer->AddAt(arr, kTrackletStatus);
411 for(Int_t ily=AliTRDgeometry::kNlayer; ily--;){
412 if(!(h = (TH1F *)gROOT->FindObject(Form("hTrackletStatus%d", ily)))){
413 const Int_t nerr = 8;
414 h = new TH1F(Form("hTrackletStatus%d", ily), "Tracklet status", nerr, -0.5, nerr-0.5);
415 h->SetLineColor(ily+1);
416 const Char_t *label[nerr] = {"OK", "Geom", "Bound", "NoCl", "NoAttach", "NoClTr", "NoFit", "Chi2"};
418 for(Int_t ierr=nerr; ierr--;) ax->SetBinLabel(ierr+1, label[ierr]);
419 h->SetYTitle("Relative Error to Good [%]");
425 arr = new TObjArray(2);
426 arr->SetOwner(kTRUE); arr->SetName("<PH>");
427 fContainer->AddAt(arr, kPH);
428 if(!(h = (TH1F *)gROOT->FindObject("hPHt"))){
429 h = new TProfile("hPHt", "<PH>", 31, -0.5, 30.5);
430 h->GetXaxis()->SetTitle("Time / 100ns");
431 h->GetYaxis()->SetTitle("<PH> [a.u]");
434 if(!(h = (TH1F *)gROOT->FindObject("hPHx")))
435 h = new TProfile("hPHx", "<PH>", 31, -0.08, 4.88);
440 if(!(h = (TH2S*)gROOT->FindObject("hChi2"))){
441 h = new TH2S("hChi2", "#chi^{2} per track", AliTRDgeometry::kNlayer, .5, AliTRDgeometry::kNlayer+.5, 100, 0, 50);
443 h->SetYTitle("#chi^{2}/ndf");
444 h->SetZTitle("entries");
446 fContainer->AddAt(h, kChi2);
448 if(!(h = (TH1F *)gROOT->FindObject("hQcl"))){
449 h = new TH1F("hQcl", "Q_{cluster}", 200, 0, 1200);
450 h->GetXaxis()->SetTitle("Q_{cluster} [a.u.]");
451 h->GetYaxis()->SetTitle("Entries");
453 fContainer->AddAt(h, kChargeCluster);
455 if(!(h = (TH1F *)gROOT->FindObject("hQtrklt"))){
456 h = new TH1F("hQtrklt", "Q_{tracklet}", 6000, 0, 6000);
457 h->GetXaxis()->SetTitle("Q_{tracklet} [a.u.]");
458 h->GetYaxis()->SetTitle("Entries");
460 fContainer->AddAt(h, kChargeTracklet);
463 if(!(h = (TH1F *)gROOT->FindObject("hEventsTrigger")))
464 h = new TH1F("hEventsTrigger", "Trigger Class", 100, 0, 100);
466 fContainer->AddAt(h, kNeventsTrigger);
468 if(!(h = (TH1F *)gROOT->FindObject("hEventsTriggerTracks")))
469 h = new TH1F("hEventsTriggerTracks", "Trigger Class (Tracks)", 100, 0, 100);
471 fContainer->AddAt(h, kNeventsTriggerTracks);
473 if(!(h = (TH1F *)gROOT->FindObject("hTriggerPurity"))){
474 h = new TH1F("hTriggerPurity", "Trigger Purity", 10, -0.5, 9.5);
475 h->GetXaxis()->SetTitle("Trigger Cluster");
476 h->GetYaxis()->SetTitle("freq.");
478 fContainer->AddAt(h, kTriggerPurity);
487 //_______________________________________________________
488 TH1 *AliTRDcheckDET::PlotTrackStatus(const AliTRDtrackV1 *track)
491 // Plot the track propagation status. The following errors are defined (see AliTRDtrackV1::ETRDtrackError)
492 // PROL - track prolongation failure
493 // PROP - track propagation failure
494 // AJST - crossing sectors failure
495 // SNP - too large bending
496 // TINI - tracklet initialization failure
497 // UPDT - track position/covariance update failure
499 // Performance plot looks as below:
501 //<img src="TRD/trackStatus.gif">
504 if(track) fkTrack = track;
506 AliWarning("No Track defined.");
510 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kTrackStatus)))){
511 AliWarning("No Histogram defined.");
514 h->Fill(fkTrack->GetStatusTRD());
518 //_______________________________________________________
519 TH1 *AliTRDcheckDET::PlotTrackletStatus(const AliTRDtrackV1 *track)
522 // Plot the tracklet propagation status. The following errors are defined for tracklet (see AliTRDtrackV1::ETRDlayerError)
524 // Bound - tracklet too close to chamber walls
525 // NoCl - no clusters in the track roads
526 // NoAttach - fail to attach clusters
527 // NoClTr - fail to use clusters for fit
528 // NoFit - tracklet fit failled
529 // Chi2 - chi2 tracklet-track over threshold
531 // Performance plot looks as below:
533 //<img src="TRD/trackletStatus.gif">
536 if(track) fkTrack = track;
538 AliWarning("No Track defined.");
542 if(!(arr = dynamic_cast<TObjArray*>(fContainer->At(kTrackletStatus)))){
543 AliWarning("Histograms not defined.");
548 for(Int_t ily=AliTRDgeometry::kNlayer; ily--;){
549 if(!(h = dynamic_cast<TH1F*>(arr->At(ily)))){
550 AliWarning(Form("Missing histo for layer %d.", ily));
553 h->Fill(fkTrack->GetStatusTRD(ily));
558 //_______________________________________________________
559 TH1 *AliTRDcheckDET::PlotNClustersTracklet(const AliTRDtrackV1 *track){
561 // Plot the mean number of clusters per tracklet
563 if(track) fkTrack = track;
565 AliWarning("No Track defined.");
569 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNclustersTracklet)))){
570 AliWarning("No Histogram defined.");
573 AliTRDseedV1 *tracklet = 0x0;
574 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
575 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
576 h->Fill(tracklet->GetN2());
581 //_______________________________________________________
582 TH1 *AliTRDcheckDET::PlotNClustersTrack(const AliTRDtrackV1 *track){
584 // Plot the number of clusters in one track
586 if(track) fkTrack = track;
588 AliWarning("No Track defined.");
592 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNclustersTrack)))){
593 AliWarning("No Histogram defined.");
598 AliTRDseedV1 *tracklet = 0x0;
599 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
600 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
601 nclusters += tracklet->GetN();
602 if(DebugLevel() > 2){
603 Int_t crossing = Int_t(tracklet->IsRowCross());
604 Int_t detector = tracklet->GetDetector();
605 Float_t theta = TMath::ATan(tracklet->GetZref(1));
606 Float_t phi = TMath::ATan(tracklet->GetYref(1));
607 Float_t momentum = 0.;
609 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
610 UShort_t nclsTPC = fkESD ? fkESD->GetTPCncls() : 0;
612 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
613 pdg = fkMC->GetPDG();
615 (*DebugStream()) << "NClustersTrack"
616 << "Detector=" << detector
617 << "crossing=" << crossing
618 << "momentum=" << momentum
622 << "kinkIndex=" << kinkIndex
623 << "TPCncls=" << nclsTPC
624 << "nclusters=" << nclusters
633 //_______________________________________________________
634 TH1 *AliTRDcheckDET::PlotNTrackletsTrack(const AliTRDtrackV1 *track){
636 // Plot the number of tracklets
638 if(track) fkTrack = track;
640 AliWarning("No Track defined.");
643 TH1 *h = 0x0, *hMethod = 0x0;
644 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsTrack)))){
645 AliWarning("No Histogram defined.");
648 Int_t nTracklets = fkTrack->GetNumberOfTracklets();
651 Int_t status = fkESD->GetStatus();
652 /* 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);*/
653 if((status & AliESDtrack::kTRDin) != 0){
655 if(!(hMethod = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsBAR))))
656 AliWarning("Method: Barrel. Histogram not processed!");
659 if(!(hMethod = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsSTA))))
660 AliWarning("Method: StandAlone. Histogram not processed!");
662 hMethod->Fill(nTracklets);
664 if(DebugLevel() > 3){
666 // If we have one Tracklet, check in which layer this happens
668 AliTRDseedV1 *tracklet = 0x0;
669 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
670 if((tracklet = fkTrack->GetTracklet(il)) && tracklet->IsOK()){layer = il; break;}
672 (*DebugStream()) << "NTrackletsTrack"
681 //_______________________________________________________
682 TH1 *AliTRDcheckDET::PlotNTrackletsRowCross(const AliTRDtrackV1 *track){
684 // Plot the number of tracklets
686 if(track) fkTrack = track;
688 AliWarning("No Track defined.");
692 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsCross)))){
693 AliWarning("No Histogram defined.");
698 AliTRDseedV1 *tracklet = 0x0;
699 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
700 if(!(tracklet = fkTrack->GetTracklet(il)) || !tracklet->IsOK()) continue;
702 if(tracklet->IsRowCross()) ncross++;
708 //_______________________________________________________
709 TH1 *AliTRDcheckDET::PlotFindableTracklets(const AliTRDtrackV1 *track){
711 // Plots the ratio of number of tracklets vs.
712 // number of findable tracklets
714 // Findable tracklets are defined as track prolongation
715 // to layer i does not hit the dead area +- epsilon
717 // In order to check whether tracklet hist active area in Layer i,
718 // the track is refitted and the fitted position + an uncertainty
719 // range is compared to the chamber border (also with a different
722 // For the track fit two cases are distinguished:
723 // If the track is a stand alone track (defined by the status bit
724 // encoding, then the track is fitted with the tilted Rieman model
725 // Otherwise the track is fitted with the Kalman fitter in two steps:
726 // Since the track parameters are give at the outer point, we first
727 // fit in direction inwards. Afterwards we fit again in direction outwards
728 // to extrapolate the track to layers which are not reached by the track
729 // For the Kalman model, the radial track points have to be shifted by
730 // a distance epsilon in the direction that we want to fit
732 const Float_t epsilon = 0.01; // dead area tolerance
733 const Float_t epsilonR = 1; // shift in radial direction of the anode wire position (Kalman filter only)
734 const Float_t deltaY = 0.7; // Tolerance in the track position in y-direction
735 const Float_t deltaZ = 7.0; // Tolerance in the track position in z-direction (Padlength)
736 Double_t xAnode[AliTRDgeometry::kNlayer] = {300.2, 312.8, 325.4, 338.0, 350.6, 363.2}; // Take the default X0
738 if(track) fkTrack = track;
740 AliWarning("No Track defined.");
744 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtrackletsFindable)))){
745 AliWarning("No Histogram defined.");
748 Int_t nFound = 0, nFindable = 0;
750 Double_t ymin = 0., ymax = 0., zmin = 0., zmax = 0.;
751 Double_t y = 0., z = 0.;
752 AliTRDseedV1 *tracklet = 0x0;
754 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
755 if((tracklet = fkTrack->GetTracklet(il)) && tracklet->IsOK()){
756 tracklet->SetReconstructor(fReconstructor);
760 // 2 Different cases:
761 // 1st stand alone: here we cannot propagate, but be can do a Tilted Rieman Fit
762 // 2nd barrel track: here we propagate the track to the layers
763 AliTrackPoint points[6];
765 memset(xyz, 0, sizeof(Float_t) * 3);
766 if(((fkESD->GetStatus() & AliESDtrack::kTRDout) > 0) && !((fkESD->GetStatus() & AliESDtrack::kTRDin) > 0)){
768 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
770 points[il].SetXYZ(xyz);
772 AliTRDtrackerV1::FitRiemanTilt(const_cast<AliTRDtrackV1 *>(fkTrack), 0x0, kTRUE, 6, points);
778 // -> Kalman outwards
779 AliTRDtrackV1 copyTrack(*fkTrack); // Do Kalman on a (non-constant) copy of the track
780 AliTrackPoint pointsInward[6], pointsOutward[6];
781 for(Int_t il = AliTRDgeometry::kNlayer; il--;){
782 // In order to avoid complications in the Kalman filter if the track points have the same radial
783 // position like the tracklets, we have to shift the radial postion of the anode wire by epsilon
784 // in the direction we want to go
785 // The track points have to be in reverse order for the Kalman Filter inwards
786 xyz[0] = xAnode[AliTRDgeometry::kNlayer - il - 1] - epsilonR;
787 pointsInward[il].SetXYZ(xyz);
788 xyz[0] = xAnode[il] + epsilonR;
789 pointsOutward[il].SetXYZ(xyz);
791 /*for(Int_t ipt = 0; ipt < AliTRDgeometry::kNlayer; ipt++)
792 printf("%d. X = %f\n", ipt, points[ipt].GetX());*/
794 AliTRDtrackerV1::FitKalman(©Track, 0x0, kFALSE, 6, pointsInward);
795 memcpy(points, pointsInward, sizeof(AliTrackPoint) * 6); // Preliminary store the inward results in the Array points
797 AliTRDtrackerV1::FitKalman(©Track, 0x0, kTRUE, 6, pointsInward);
798 memcpy(points, pointsOutward, sizeof(AliTrackPoint) * AliTRDgeometry::kNlayer);
800 for(Int_t il = 0; il < AliTRDgeometry::kNlayer; il++){
801 y = points[il].GetY();
802 z = points[il].GetZ();
803 if((stack = fGeo->GetStack(z, il)) < 0) continue; // Not findable
804 pp = fGeo->GetPadPlane(il, stack);
805 ymin = pp->GetCol0() + epsilon;
806 ymax = pp->GetColEnd() - epsilon;
807 zmin = pp->GetRowEnd() + epsilon;
808 zmax = pp->GetRow0() - epsilon;
809 // ignore y-crossing (material)
810 if((z + deltaZ > zmin && z - deltaZ < zmax) && (y + deltaY > ymin && y - deltaY < ymax)) nFindable++;
811 if(DebugLevel() > 3){
812 Double_t posTracklet[2] = {tracklet ? tracklet->GetYfit(0) : 0, tracklet ? tracklet->GetZfit(0) : 0};
813 Int_t hasTracklet = tracklet ? 1 : 0;
814 (*DebugStream()) << "FindableTracklets"
816 << "ytracklet=" << posTracklet[0]
818 << "ztracklet=" << posTracklet[1]
820 << "tracklet=" << hasTracklet
825 h->Fill(nFindable > 0 ? TMath::Min(nFound/static_cast<Double_t>(nFindable), 1.) : 1);
826 AliDebug(2, Form("Findable[Found]: %d[%d|%f]", nFindable, nFound, nFound/static_cast<Float_t>(nFindable > 0 ? nFindable : 1)));
831 //_______________________________________________________
832 TH1 *AliTRDcheckDET::PlotChi2(const AliTRDtrackV1 *track){
834 // Plot the chi2 of the track
836 if(track) fkTrack = track;
838 AliWarning("No Track defined.");
842 if(!(h = dynamic_cast<TH2S*>(fContainer->At(kChi2)))) {
843 AliWarning("No Histogram defined.");
846 Int_t n = fkTrack->GetNumberOfTracklets();
849 h->Fill(n, fkTrack->GetChi2()/n);
854 //_______________________________________________________
855 TH1 *AliTRDcheckDET::PlotPHt(const AliTRDtrackV1 *track){
857 // Plot the average pulse height
859 if(track) fkTrack = track;
861 AliWarning("No Track defined.");
865 if(!(h = dynamic_cast<TProfile *>(((TObjArray*)(fContainer->At(kPH)))->At(0)))){
866 AliWarning("No Histogram defined.");
869 AliTRDseedV1 *tracklet = 0x0;
870 AliTRDcluster *c = 0x0;
871 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
872 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK())continue;
873 Int_t crossing = Int_t(tracklet->IsRowCross());
874 Int_t detector = tracklet->GetDetector();
875 tracklet->ResetClusterIter();
876 while((c = tracklet->NextCluster())){
877 if(!IsUsingClustersOutsideChamber() && !c->IsInChamber()) continue;
878 Int_t localtime = c->GetLocalTimeBin();
879 Double_t absoluteCharge = TMath::Abs(c->GetQ());
880 h->Fill(localtime, absoluteCharge);
881 if(DebugLevel() > 3){
882 Double_t distance[2];
883 GetDistanceToTracklet(distance, tracklet, c);
884 Float_t theta = TMath::ATan(tracklet->GetZref(1));
885 Float_t phi = TMath::ATan(tracklet->GetYref(1));
886 Float_t momentum = 0.;
888 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
889 UShort_t TPCncls = fkESD ? fkESD->GetTPCncls() : 0;
891 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
892 pdg = fkMC->GetPDG();
894 (*DebugStream()) << "PHt"
895 << "Detector=" << detector
896 << "crossing=" << crossing
897 << "Timebin=" << localtime
898 << "Charge=" << absoluteCharge
899 << "momentum=" << momentum
903 << "kinkIndex=" << kinkIndex
904 << "TPCncls=" << TPCncls
905 << "dy=" << distance[0]
906 << "dz=" << distance[1]
915 //_______________________________________________________
916 TH1 *AliTRDcheckDET::PlotPHx(const AliTRDtrackV1 *track){
918 // Plots the average pulse height vs the distance from the anode wire
919 // (plus const anode wire offset)
921 if(track) fkTrack = track;
923 AliWarning("No Track defined.");
927 if(!(h = dynamic_cast<TProfile *>(((TObjArray*)(fContainer->At(kPH)))->At(1)))){
928 AliWarning("No Histogram defined.");
931 Float_t offset = .5*AliTRDgeometry::CamHght();
932 AliTRDseedV1 *tracklet = 0x0;
933 AliTRDcluster *c = 0x0;
934 Double_t distance = 0;
936 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
937 if(!(tracklet = fkTrack->GetTracklet(itl)) || !(tracklet->IsOK())) continue;
938 tracklet->ResetClusterIter();
939 while((c = tracklet->NextCluster())){
940 if(!IsUsingClustersOutsideChamber() && !c->IsInChamber()) continue;
941 x = c->GetX()-AliTRDcluster::GetXcorr(c->GetLocalTimeBin());
942 y = c->GetY()-AliTRDcluster::GetYcorr(AliTRDgeometry::GetLayer(c->GetDetector()), c->GetCenter());
944 distance = tracklet->GetX0() - (c->GetX() + 0.3) + offset;
945 h->Fill(distance, TMath::Abs(c->GetQ()));
951 //_______________________________________________________
952 TH1 *AliTRDcheckDET::PlotChargeCluster(const AliTRDtrackV1 *track){
954 // Plot the cluster charge
956 if(track) fkTrack = track;
958 AliWarning("No Track defined.");
962 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kChargeCluster)))){
963 AliWarning("No Histogram defined.");
966 AliTRDseedV1 *tracklet = 0x0;
967 AliTRDcluster *c = 0x0;
968 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
969 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK())continue;
970 for(Int_t itime = 0; itime < AliTRDtrackerV1::GetNTimeBins(); itime++){
971 if(!(c = tracklet->GetClusters(itime))) continue;
978 //_______________________________________________________
979 TH1 *AliTRDcheckDET::PlotChargeTracklet(const AliTRDtrackV1 *track){
981 // Plot the charge deposit per chamber
983 if(track) fkTrack = track;
985 AliWarning("No Track defined.");
989 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kChargeTracklet)))){
990 AliWarning("No Histogram defined.");
993 AliTRDseedV1 *tracklet = 0x0;
994 AliTRDcluster *c = 0x0;
996 Int_t nTracklets =fkTrack->GetNumberOfTracklets();
997 for(Int_t itl = 0x0; itl < AliTRDgeometry::kNlayer; itl++){
998 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
1000 for(Int_t ic = AliTRDseedV1::kNclusters; ic--;){
1001 if(!(c = tracklet->GetClusters(ic))) continue;
1002 qTot += TMath::Abs(c->GetQ());
1005 if(DebugLevel() > 3){
1006 Int_t crossing = (Int_t)tracklet->IsRowCross();
1007 Int_t detector = tracklet->GetDetector();
1008 Float_t theta = TMath::ATan(tracklet->GetZfit(1));
1009 Float_t phi = TMath::ATan(tracklet->GetYfit(1));
1010 Float_t momentum = 0.;
1012 Int_t kinkIndex = fkESD ? fkESD->GetKinkIndex() : 0;
1013 UShort_t nclsTPC = fkESD ? fkESD->GetTPCncls() : 0;
1015 if(fkMC->GetTrackRef()) momentum = fkMC->GetTrackRef()->P();
1016 pdg = fkMC->GetPDG();
1018 (*DebugStream()) << "ChargeTracklet"
1019 << "Detector=" << detector
1020 << "crossing=" << crossing
1021 << "momentum=" << momentum
1022 << "nTracklets="<< nTracklets
1024 << "theta=" << theta
1026 << "kinkIndex=" << kinkIndex
1027 << "TPCncls=" << nclsTPC
1035 //_______________________________________________________
1036 TH1 *AliTRDcheckDET::PlotNTracksSector(const AliTRDtrackV1 *track){
1038 // Plot the number of tracks per Sector
1040 if(track) fkTrack = track;
1042 AliWarning("No Track defined.");
1046 if(!(h = dynamic_cast<TH1F *>(fContainer->At(kNtracksSector)))){
1047 AliWarning("No Histogram defined.");
1051 // TODO we should compare with
1052 // sector = Int_t(track->GetAlpha() / AliTRDgeometry::GetAlpha());
1054 AliTRDseedV1 *tracklet = 0x0;
1056 for(Int_t itl = 0; itl < AliTRDgeometry::kNlayer; itl++){
1057 if(!(tracklet = fkTrack->GetTracklet(itl)) || !tracklet->IsOK()) continue;
1058 sector = static_cast<Int_t>(tracklet->GetDetector()/AliTRDgeometry::kNdets);
1066 //________________________________________________________
1067 void AliTRDcheckDET::SetRecoParam(AliTRDrecoParam *r)
1070 fReconstructor->SetRecoParam(r);
1073 //________________________________________________________
1074 void AliTRDcheckDET::GetDistanceToTracklet(Double_t *dist, AliTRDseedV1 * const tracklet, AliTRDcluster * const c)
1076 Float_t x = c->GetX();
1077 dist[0] = c->GetY() - tracklet->GetYat(x);
1078 dist[1] = c->GetZ() - tracklet->GetZat(x);
1082 //_______________________________________________________
1083 TH1* AliTRDcheckDET::MakePlotChi2()
1085 // Plot chi2/track normalized to number of degree of freedom
1086 // (tracklets) and compare with the theoretical distribution.
1088 // Alex Bercuci <A.Bercuci@gsi.de>
1090 TH2S *h2 = (TH2S*)fContainer->At(kChi2);
1091 TF1 f("fChi2", "[0]*pow(x, [1]-1)*exp(-0.5*x)", 0., 50.);
1092 TLegend *leg = new TLegend(.7,.7,.95,.95);
1093 leg->SetBorderSize(1); leg->SetHeader("Tracklets per Track");
1095 Bool_t kFIRST = kTRUE;
1096 for(Int_t il=1; il<=h2->GetNbinsX(); il++){
1097 h1 = h2->ProjectionY(Form("pyChi2%d", il), il, il);
1098 if(h1->Integral()<50) continue;
1099 h1->Scale(1./h1->Integral());
1100 h1->SetMarkerStyle(7);h1->SetMarkerColor(il);
1101 h1->SetLineColor(il);h1->SetLineStyle(2);
1102 f.SetParameter(1, .5*il);f.SetLineColor(il);
1103 h1->Fit(&f, "QW+", kFIRST ? "pc": "pcsame");
1104 leg->AddEntry(h1, Form("%d", il), "l");
1106 h1->GetXaxis()->SetRangeUser(0., 25.);
1116 //________________________________________________________
1117 TH1* AliTRDcheckDET::MakePlotNTracklets(){
1119 // Make nice bar plot of the number of tracklets in each method
1121 TH1F *hBAR = (TH1F *)fContainer->FindObject("hNtlsBAR");
1122 TH1F *hSTA = (TH1F *)fContainer->FindObject("hNtlsSTA");
1123 TH1F *hCON = (TH1F *)fContainer->FindObject("hNtls");
1124 TLegend *leg = new TLegend(0.13, 0.75, 0.39, 0.89);
1125 leg->SetBorderSize(1);
1126 leg->SetFillColor(0);
1128 Float_t scale = hCON->Integral();
1129 hCON->Scale(100./scale);
1130 hCON->SetFillColor(kRed);hCON->SetLineColor(kRed);
1131 hCON->SetBarWidth(0.2);
1132 hCON->SetBarOffset(0.6);
1133 hCON->SetStats(kFALSE);
1134 hCON->GetYaxis()->SetRangeUser(0.,40.);
1135 hCON->GetYaxis()->SetTitleOffset(1.2);
1136 hCON->Draw("bar1"); leg->AddEntry(hCON, "Total", "f");
1137 hCON->SetMaximum(55.);
1139 hBAR->Scale(100./scale);
1140 hBAR->SetFillColor(kGreen);hBAR->SetLineColor(kGreen);
1141 hBAR->SetBarWidth(0.2);
1142 hBAR->SetBarOffset(0.2);
1144 hBAR->SetStats(kFALSE);
1145 hBAR->GetYaxis()->SetRangeUser(0.,40.);
1146 hBAR->GetYaxis()->SetTitleOffset(1.2);
1147 hBAR->Draw("bar1same"); leg->AddEntry(hBAR, "Barrel", "f");
1149 hSTA->Scale(100./scale);
1150 hSTA->SetFillColor(kBlue);hSTA->SetLineColor(kBlue);
1151 hSTA->SetBarWidth(0.2);
1152 hSTA->SetBarOffset(0.4);
1154 hSTA->SetStats(kFALSE);
1155 hSTA->GetYaxis()->SetRangeUser(0.,40.);
1156 hSTA->GetYaxis()->SetTitleOffset(1.2);
1157 hSTA->Draw("bar1same"); leg->AddEntry(hSTA, "Stand Alone", "f");
1163 //________________________________________________________
1164 TH1* AliTRDcheckDET::MakePlotPulseHeight(){
1166 // Create Plot of the Pluse Height Spectrum
1169 TObjArray *arr = (TObjArray*)fContainer->FindObject("<PH>");
1170 h = (TH1F*)arr->At(0);
1171 h->SetMarkerStyle(24);
1172 h->SetMarkerColor(kBlack);
1173 h->SetLineColor(kBlack);
1175 // copy the second histogram in a new one with the same x-dimension as the phs with respect to time
1176 h1 = (TH1F *)arr->At(1);
1177 h2 = new TH1F("hphs1","Average PH", 31, -0.5, 30.5);
1178 for(Int_t ibin = h1->GetXaxis()->GetFirst(); ibin < h1->GetNbinsX(); ibin++)
1179 h2->SetBinContent(ibin, h1->GetBinContent(ibin));
1180 h2->SetMarkerStyle(22);
1181 h2->SetMarkerColor(kBlue);
1182 h2->SetLineColor(kBlue);
1185 // create axis according to the histogram dimensions of the original second histogram
1186 TGaxis *axis = new TGaxis(gPad->GetUxmin(),
1190 -0.08, 4.88, 510,"-L");
1191 axis->SetLineColor(kBlue);
1192 axis->SetLabelColor(kBlue);
1193 axis->SetTextColor(kBlue);
1194 axis->SetTitle("x_{0}-x_{c} [cm]");
1199 //________________________________________________________
1200 Bool_t AliTRDcheckDET::MakeBarPlot(TH1 *histo, Int_t color){
1202 // Draw nice bar plots
1204 if(!histo->GetEntries()) return kFALSE;
1205 histo->Scale(100./histo->Integral());
1206 histo->SetFillColor(color);
1207 histo->SetBarOffset(.2);
1208 histo->SetBarWidth(.6);
1209 histo->Draw("bar1");