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Fixes for pA indenfication of events
[u/mrichter/AliRoot.git] / PWGLF / FORWARD / analysis2 / AliFMDEventInspector.cxx
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7984e5f7 1//
2// This class inspects the event
3//
4// Input:
5// - AliESDFMD object possibly corrected for sharing
6//
7// Output:
8// - A histogram of v_z of events with triggers.
9// - A histogram of v_z of events with vertex and triggers
10// - A histogram of trigger counters
11//
12// Note, that these are added to the master output list
13//
14// Corrections used:
15// - None
16//
8565b10b 17#include "AliFMDEventInspector.h"
18#include "AliLog.h"
19#include "AliESDEvent.h"
20#include "AliMultiplicity.h"
21#include "AliAnalysisManager.h"
11d40ecb 22#include "AliMCEventHandler.h"
8565b10b 23#include "AliInputEventHandler.h"
24#include "AliTriggerAnalysis.h"
25#include "AliPhysicsSelection.h"
e85a76b7 26#include "AliOADBPhysicsSelection.h"
8565b10b 27#include "AliAODForwardMult.h"
0bd4b00f 28#include "AliForwardUtil.h"
5e4d905e 29#include "AliCentrality.h"
8565b10b 30#include <TH1.h>
31#include <TList.h>
32#include <TDirectory.h>
0bd4b00f 33#include <TROOT.h>
e6463868 34#include <TParameter.h>
0bd4b00f 35#include <iostream>
36#include <iomanip>
65abd48b 37#include "AliMCEvent.h"
38#include "AliHeader.h"
39#include "AliGenEventHeader.h"
40#include "AliCollisionGeometry.h"
e1f47419 41
8565b10b 42//====================================================================
43AliFMDEventInspector::AliFMDEventInspector()
44 : TNamed(),
45 fHEventsTr(0),
46 fHEventsTrVtx(0),
5bb5d1f6 47 fHEventsAccepted(0),
96110c91 48 fHEventsAcceptedXY(0),
8565b10b 49 fHTriggers(0),
0bd4b00f 50 fHType(0),
241cca4d 51 fHWords(0),
5e4d905e 52 fHCent(0),
241cca4d 53 fHCentVsQual(0),
54 fHStatus(0),
8565b10b 55 fLowFluxCut(1000),
9d05ffeb 56 fMaxVzErr(0.2),
8565b10b 57 fList(0),
0bd4b00f 58 fEnergy(0),
59 fField(999),
60 fCollisionSystem(kUnknown),
e308a636 61 fDebug(0),
5bb5d1f6 62 fCentAxis(0),
e83d0620 63 fVtxAxis(10,-10,10),
31554871 64 fUseFirstPhysicsVertex(true),
e6463868 65 fUseV0AND(false),
66 fMinPileupContrib(3),
65abd48b 67 fMinPileupDistance(0.8),
68 fUseDisplacedVertices(false),
241cca4d 69 fDisplacedVertex(),
70 fCollWords(),
71 fBgWords()
8565b10b 72{
7984e5f7 73 //
74 // Constructor
75 //
241cca4d 76 DGUARD(fDebug,1,"Default CTOR of AliFMDEventInspector");
8565b10b 77}
78
79//____________________________________________________________________
80AliFMDEventInspector::AliFMDEventInspector(const char* name)
81 : TNamed("fmdEventInspector", name),
82 fHEventsTr(0),
83 fHEventsTrVtx(0),
5bb5d1f6 84 fHEventsAccepted(0),
96110c91 85 fHEventsAcceptedXY(0),
8565b10b 86 fHTriggers(0),
0bd4b00f 87 fHType(0),
fe52e455 88 fHWords(0),
5e4d905e 89 fHCent(0),
e308a636 90 fHCentVsQual(0),
241cca4d 91 fHStatus(0),
8565b10b 92 fLowFluxCut(1000),
9d05ffeb 93 fMaxVzErr(0.2),
8565b10b 94 fList(0),
0bd4b00f 95 fEnergy(0),
96 fField(999),
97 fCollisionSystem(kUnknown),
e308a636 98 fDebug(0),
5bb5d1f6 99 fCentAxis(0),
e83d0620 100 fVtxAxis(10,-10,10),
31554871 101 fUseFirstPhysicsVertex(true),
e6463868 102 fUseV0AND(false),
103 fMinPileupContrib(3),
65abd48b 104 fMinPileupDistance(0.8),
105 fUseDisplacedVertices(false),
241cca4d 106 fDisplacedVertex(),
107 fCollWords(),
108 fBgWords()
8565b10b 109{
7984e5f7 110 //
111 // Constructor
112 //
113 // Parameters:
114 // name Name of object
115 //
241cca4d 116 DGUARD(fDebug,1,"Named CTOR of AliFMDEventInspector: %s", name);
8565b10b 117}
118
119//____________________________________________________________________
120AliFMDEventInspector::AliFMDEventInspector(const AliFMDEventInspector& o)
121 : TNamed(o),
122 fHEventsTr(o.fHEventsTr),
123 fHEventsTrVtx(o.fHEventsTrVtx),
5bb5d1f6 124 fHEventsAccepted(o.fHEventsAccepted),
96110c91 125 fHEventsAcceptedXY(o.fHEventsAcceptedXY),
8565b10b 126 fHTriggers(o.fHTriggers),
0bd4b00f 127 fHType(o.fHType),
fe52e455 128 fHWords(o.fHWords),
5e4d905e 129 fHCent(o.fHCent),
e308a636 130 fHCentVsQual(o.fHCentVsQual),
241cca4d 131 fHStatus(o.fHStatus),
6feacd76 132 fLowFluxCut(o.fLowFluxCut),
8565b10b 133 fMaxVzErr(o.fMaxVzErr),
134 fList(o.fList),
0bd4b00f 135 fEnergy(o.fEnergy),
136 fField(o.fField),
137 fCollisionSystem(o.fCollisionSystem),
e308a636 138 fDebug(0),
5bb5d1f6 139 fCentAxis(0),
e83d0620 140 fVtxAxis(o.fVtxAxis),
31554871 141 fUseFirstPhysicsVertex(o.fUseFirstPhysicsVertex),
e6463868 142 fUseV0AND(o.fUseV0AND),
143 fMinPileupContrib(o.fMinPileupContrib),
65abd48b 144 fMinPileupDistance(o.fMinPileupDistance),
145 fUseDisplacedVertices(o.fUseDisplacedVertices),
241cca4d 146 fDisplacedVertex(o.fDisplacedVertex),
147 fCollWords(),
148 fBgWords()
8565b10b 149{
7984e5f7 150 //
151 // Copy constructor
152 //
153 // Parameters:
154 // o Object to copy from
155 //
241cca4d 156 DGUARD(fDebug,1,"Copy CTOR of AliFMDEventInspector");
8565b10b 157}
158
159//____________________________________________________________________
160AliFMDEventInspector::~AliFMDEventInspector()
161{
7984e5f7 162 //
163 // Destructor
164 //
8565b10b 165 if (fList) delete fList;
166}
167//____________________________________________________________________
168AliFMDEventInspector&
169AliFMDEventInspector::operator=(const AliFMDEventInspector& o)
170{
7984e5f7 171 //
172 // Assignement operator
173 //
174 // Parameters:
175 // o Object to assign from
176 //
177 // Return:
178 // Reference to this object
179 //
6ab100ec 180 DGUARD(fDebug,3,"Assignment of AliFMDEventInspector");
d015ecfe 181 if (&o == this) return *this;
8565b10b 182 TNamed::operator=(o);
183 fHEventsTr = o.fHEventsTr;
184 fHEventsTrVtx = o.fHEventsTrVtx;
5bb5d1f6 185 fHEventsAccepted = o.fHEventsAccepted;
96110c91 186 fHEventsAcceptedXY = o.fHEventsAcceptedXY;
8565b10b 187 fHTriggers = o.fHTriggers;
0bd4b00f 188 fHType = o.fHType;
fe52e455 189 fHWords = o.fHWords;
5e4d905e 190 fHCent = o.fHCent;
e308a636 191 fHCentVsQual = o.fHCentVsQual;
241cca4d 192 fHStatus = o.fHStatus;
8565b10b 193 fLowFluxCut = o.fLowFluxCut;
194 fMaxVzErr = o.fMaxVzErr;
195 fDebug = o.fDebug;
196 fList = (o.fList ? new TList : 0);
0bd4b00f 197 fEnergy = o.fEnergy;
198 fField = o.fField;
199 fCollisionSystem = o.fCollisionSystem;
5bb5d1f6 200 fVtxAxis.Set(o.fVtxAxis.GetNbins(), o.fVtxAxis.GetXmin(),
201 o.fVtxAxis.GetXmax());
e83d0620 202
203 fUseFirstPhysicsVertex = o.fUseFirstPhysicsVertex;
31554871 204 fUseV0AND = o.fUseV0AND;
e6463868 205 fMinPileupContrib = o.fMinPileupContrib;
206 fMinPileupDistance = o.fMinPileupDistance;
65abd48b 207 fUseDisplacedVertices = o.fUseDisplacedVertices;
208 fDisplacedVertex = o.fDisplacedVertex;
8565b10b 209 if (fList) {
210 fList->SetName(GetName());
211 if (fHEventsTr) fList->Add(fHEventsTr);
212 if (fHEventsTrVtx) fList->Add(fHEventsTrVtx);
213 if (fHTriggers) fList->Add(fHTriggers);
0bd4b00f 214 if (fHType) fList->Add(fHType);
fe52e455 215 if (fHWords) fList->Add(fHWords);
5e4d905e 216 if (fHCent) fList->Add(fHCent);
e308a636 217 if (fHCentVsQual) fList->Add(fHCentVsQual);
241cca4d 218 if (fHStatus) fList->Add(fHStatus);
8565b10b 219 }
220 return *this;
221}
222
223//____________________________________________________________________
224Bool_t
fb3430ac 225AliFMDEventInspector::FetchHistograms(const TList* d,
8565b10b 226 TH1I*& hEventsTr,
227 TH1I*& hEventsTrVtx,
228 TH1I*& hTriggers) const
229{
7984e5f7 230 //
231 // Fetch our histograms from the passed list
232 //
233 // Parameters:
234 // d Input
235 // hEventsTr On return, pointer to histogram, or null
236 // hEventsTrVtx On return, pointer to histogram, or null
237 // hTriggers On return, pointer to histogram, or null
238 //
239 // Return:
240 // true on success, false otherwise
241 //
6ab100ec 242 DGUARD(fDebug,3,"Fetch histograms in AliFMDEventInspector");
8565b10b 243 hEventsTr = 0;
244 hEventsTrVtx = 0;
245 hTriggers = 0;
246 TList* dd = dynamic_cast<TList*>(d->FindObject(GetName()));
247 if (!dd) return kFALSE;
248
249 hEventsTr = dynamic_cast<TH1I*>(dd->FindObject("nEventsTr"));
250 hEventsTrVtx = dynamic_cast<TH1I*>(dd->FindObject("nEventsTrVtx"));
251 hTriggers = dynamic_cast<TH1I*>(dd->FindObject("triggers"));
252
253 if (!hEventsTr || !hEventsTrVtx || !hTriggers) return kFALSE;
254 return kTRUE;
255}
241cca4d 256//____________________________________________________________________
257void
258AliFMDEventInspector::CacheConfiguredTriggerClasses(TList& cache,
259 const TList* classes,
260 AliOADBPhysicsSelection* o)
261{
262 TIter nextClass(classes);
263 TObjString* trigClass = 0;
264 // Loop over all trigger classes. Trigger classes have the format
265 //
266 // class := positive_words SPACE(s) negative_words
267 // positive_words :=
268 // | '+' words
269 // negative_words :=
270 // | '-' words
271 // words := word
272 // | word ',' words
273 //
274 while ((trigClass = static_cast<TObjString*>(nextClass()))) {
275 // Tokenize on space to get positive and negative parts
276 TString side = o->GetBeamSide(trigClass->String());
277 TObjArray* parts = trigClass->String().Tokenize(" ");
278 TObjString* part = 0;
279 TIter nextPart(parts);
280 while ((part = static_cast<TObjString*>(nextPart()))) {
281 // We only care about the positive ones
282 if (part->GetName()[0] != '+') continue;
283 part->String().Remove(0,1);
284
285 // Tokenize on a comma to get the words
286 TObjArray* words = part->String().Tokenize(",");
287 TObjString* word = 0;
288 TIter nextWord(words);
289 while ((word = static_cast<TObjString*>(nextWord()))) {
290 TNamed* store = new TNamed(word->String(), side);
291 cache.Add(store);
292 DMSG(fDebug,3,"Caching %s trigger word %s",
293 store->GetTitle(), store->GetName());
294 } // while (word)
295 delete words;
296 }
297 delete parts;
298 }
299}
300
8565b10b 301//____________________________________________________________________
302void
303AliFMDEventInspector::Init(const TAxis& vtxAxis)
304{
7984e5f7 305 //
241cca4d 306 // Initialize the object - this is called on the first seen event.
7984e5f7 307 //
308 // Parameters:
309 // vtxAxis Vertex axis in use
310 //
6ab100ec 311 DGUARD(fDebug,1,"Initialize in AliFMDEventInspector");
241cca4d 312
313 AliAnalysisManager* am = AliAnalysisManager::GetAnalysisManager();
314
315 // Get the input handler - should always be there
316 AliInputEventHandler* ih =
317 static_cast<AliInputEventHandler*>(am->GetInputEventHandler());
318 if (!ih) {
319 AliWarning("No input handler");
320 return;
321 }
322 // Get the physics selection - should always be there
323 AliPhysicsSelection* ps =
324 static_cast<AliPhysicsSelection*>(ih->GetEventSelection());
325 if (!ps) {
326 AliWarning("No physics selection");
327 return;
328 }
329 // Get the configured triggers
330 AliOADBPhysicsSelection* oadb =
331 const_cast<AliOADBPhysicsSelection*>(ps->GetOADBPhysicsSelection());
332 if (!oadb) {
333 AliWarning("No OADB physics selection object");
334 return;
335 }
336 // Get the configured trigger words from the physics selection
337 const TList* collTriggClasses = ps->GetCollisionTriggerClasses();
338 const TList* bgTriggClasses = ps->GetBGTriggerClasses();
339 if (!collTriggClasses) {
340 AliWarning("No configured collision trigger classes");
341 return;
342 }
343 if (!bgTriggClasses) {
344 AliWarning("No configured background trigger classes");
345 return;
346 }
347 CacheConfiguredTriggerClasses(fCollWords, collTriggClasses, oadb);
348 CacheConfiguredTriggerClasses(fBgWords, bgTriggClasses, oadb);
349 // fCollWords.ls();
350 // fBgWords.ls();
351
e308a636 352
353 // -1.5 -0.5 0.5 1.5 ... 89.5 ... 100.5
354 // ----- 92 number --------- ---- 1 ---
355 TArrayD limits(93);
356 for (Int_t i = 0; i < 92; i++) limits[i] = -1.5 + i;
d8244e9e 357 limits[92] = 100.5;
5bb5d1f6 358
359 fVtxAxis.Set(vtxAxis.GetNbins(), vtxAxis.GetXmin(), vtxAxis.GetXmax());
e308a636 360
361 fCentAxis = new TAxis(limits.GetSize()-1, limits.GetArray());
8565b10b 362 fHEventsTr = new TH1I("nEventsTr", "Number of events w/trigger",
5bb5d1f6 363 4*vtxAxis.GetNbins(),
364 2*vtxAxis.GetXmin(),
365 2*vtxAxis.GetXmax());
8565b10b 366 fHEventsTr->SetXTitle("v_{z} [cm]");
367 fHEventsTr->SetYTitle("# of events");
368 fHEventsTr->SetFillColor(kRed+1);
369 fHEventsTr->SetFillStyle(3001);
370 fHEventsTr->SetDirectory(0);
371 // fHEventsTr->Sumw2();
372 fList->Add(fHEventsTr);
373
5bb5d1f6 374 fHEventsTrVtx = static_cast<TH1I*>(fHEventsTr->Clone("nEventsTrVtx"));
375 fHEventsTrVtx->SetTitle("Number of events w/trigger and vertex");
8565b10b 376 fHEventsTrVtx->SetFillColor(kBlue+1);
8565b10b 377 fHEventsTrVtx->SetDirectory(0);
378 // fHEventsTrVtx->Sumw2();
379 fList->Add(fHEventsTrVtx);
380
5bb5d1f6 381 fHEventsAccepted = new TH1I("nEventsAccepted",
382 "Number of events w/trigger and vertex in range",
383 2*vtxAxis.GetNbins(),
384 2*vtxAxis.GetXmin(),
385 2*vtxAxis.GetXmax());
386 fHEventsAccepted->SetXTitle("v_{z} [cm]");
387 fHEventsAccepted->SetYTitle("# of events");
388 fHEventsAccepted->SetFillColor(kGreen+1);
389 fHEventsAccepted->SetFillStyle(3001);
390 fHEventsAccepted->SetDirectory(0);
391 // fHEventsAccepted->Sumw2();
392 fList->Add(fHEventsAccepted);
393
96110c91 394 fHEventsAcceptedXY = new TH2D("nEventsAcceptedXY",
395 "XY vertex w/trigger and Z vertex in range",
396 1000,-1,1,1000,-1,1);
397
398 fHEventsAcceptedXY->SetXTitle("v_{x} [cm]");
399 fHEventsAcceptedXY->SetYTitle("v_{y} [cm]");
400 fHEventsAcceptedXY->SetDirectory(0);
401 // fHEventsAccepted->Sumw2();
402 fList->Add(fHEventsAcceptedXY);
403
404
0be6c8cd 405 fHTriggers = new TH1I("triggers", "Triggers", kOffline+1, 0, kOffline+1);
8565b10b 406 fHTriggers->SetFillColor(kRed+1);
407 fHTriggers->SetFillStyle(3001);
408 fHTriggers->SetStats(0);
409 fHTriggers->SetDirectory(0);
410 fHTriggers->GetXaxis()->SetBinLabel(kInel +1,"INEL");
411 fHTriggers->GetXaxis()->SetBinLabel(kInelGt0+1,"INEL>0");
412 fHTriggers->GetXaxis()->SetBinLabel(kNSD +1,"NSD");
e6463868 413 fHTriggers->GetXaxis()->SetBinLabel(kV0AND +1,"VOAND");
8565b10b 414 fHTriggers->GetXaxis()->SetBinLabel(kEmpty +1,"Empty");
415 fHTriggers->GetXaxis()->SetBinLabel(kA +1,"A");
416 fHTriggers->GetXaxis()->SetBinLabel(kB +1,"B");
417 fHTriggers->GetXaxis()->SetBinLabel(kC +1,"C");
418 fHTriggers->GetXaxis()->SetBinLabel(kE +1,"E");
e58000b7 419 fHTriggers->GetXaxis()->SetBinLabel(kPileUp +1,"Pileup");
0be6c8cd 420 fHTriggers->GetXaxis()->SetBinLabel(kMCNSD +1,"NSD_{MC}");
421 fHTriggers->GetXaxis()->SetBinLabel(kOffline+1,"Offline");
8565b10b 422 fList->Add(fHTriggers);
0bd4b00f 423
424 fHType = new TH1I("type", Form("Event type (cut: SPD mult>%d)",
425 fLowFluxCut), 2, -.5, 1.5);
426 fHType->SetFillColor(kRed+1);
427 fHType->SetFillStyle(3001);
428 fHType->SetStats(0);
429 fHType->SetDirectory(0);
430 fHType->GetXaxis()->SetBinLabel(1,"Low-flux");
431 fHType->GetXaxis()->SetBinLabel(2,"High-flux");
432 fList->Add(fHType);
fe52e455 433
c56f8519 434#if 0
435 // This histogram disabled as it causes problems in the merge
fe52e455 436 fHWords = new TH1I("words", "Trigger words seen", 1, 0, 0);
437 fHWords->SetFillColor(kBlue+1);
438 fHWords->SetFillStyle(3001);
439 fHWords->SetStats(0);
440 fHWords->SetDirectory(0);
441 fHWords->SetBit(TH1::kCanRebin);
442 fList->Add(fHWords);
c56f8519 443#endif
5e4d905e 444
e308a636 445 fHCent = new TH1F("cent", "Centrality", limits.GetSize()-1,limits.GetArray());
5e4d905e 446 fHCent->SetFillColor(kBlue+1);
447 fHCent->SetFillStyle(3001);
448 fHCent->SetStats(0);
449 fHCent->SetDirectory(0);
450 fHCent->SetXTitle("Centrality [%]");
451 fHCent->SetYTitle("Events");
452 fList->Add(fHCent);
e308a636 453
454 fHCentVsQual = new TH2F("centVsQuality", "Quality vs Centrality",
455 5, 0, 5, limits.GetSize()-1, limits.GetArray());
456 fHCentVsQual->SetXTitle("Quality");
457 fHCentVsQual->SetYTitle("Centrality [%]");
458 fHCentVsQual->SetZTitle("Events");
459 fHCentVsQual->GetXaxis()->SetBinLabel(1, "OK");
460 fHCentVsQual->GetXaxis()->SetBinLabel(2, "Outside v_{z} cut");
461 fHCentVsQual->GetXaxis()->SetBinLabel(3, "V0 vs SPD outlier");
462 fHCentVsQual->GetXaxis()->SetBinLabel(4, "V0 vs TPC outlier");
463 fHCentVsQual->GetXaxis()->SetBinLabel(5, "V0 vs ZDC outlier");
464 fList->Add(fHCentVsQual);
241cca4d 465
466 fHStatus = new TH1I("status", "Status", 7, 1, 8);
467 fHStatus->SetFillColor(kRed+1);
468 fHStatus->SetFillStyle(3001);
469 fHStatus->SetStats(0);
470 fHStatus->SetDirectory(0);
471 fHStatus->GetXaxis()->SetBinLabel(1, "OK");
472 fHStatus->GetXaxis()->SetBinLabel(2, "No event");
473 fHStatus->GetXaxis()->SetBinLabel(3, "No triggers");
474 fHStatus->GetXaxis()->SetBinLabel(4, "No SPD");
475 fHStatus->GetXaxis()->SetBinLabel(5, "No FMD");
476 fHStatus->GetXaxis()->SetBinLabel(6, "No vertex");
477 fHStatus->GetXaxis()->SetBinLabel(7, "Bad vertex");
478 fList->Add(fHStatus);
8565b10b 479}
480
f7cfc454 481//____________________________________________________________________
482void
9b2f2e39 483AliFMDEventInspector::StoreInformation(Int_t runNo)
f7cfc454 484{
485 // Write TNamed objects to output list containing information about
486 // the running conditions
6ab100ec 487 DGUARD(fDebug,2,"Store information from AliFMDEventInspector");
f7cfc454 488 if (!fList) return;
489
241cca4d 490
491 fList->Add(AliForwardUtil::MakeParameter("sys", fCollisionSystem));
492 fList->Add(AliForwardUtil::MakeParameter("sNN", fEnergy));
493 fList->Add(AliForwardUtil::MakeParameter("field", fField));
494 fList->Add(AliForwardUtil::MakeParameter("runNo", runNo));
495 fList->Add(AliForwardUtil::MakeParameter("lowFlux", fLowFluxCut));
496 fList->Add(AliForwardUtil::MakeParameter("fpVtx",fUseFirstPhysicsVertex));
497 fList->Add(AliForwardUtil::MakeParameter("v0and",fUseV0AND));
498 fList->Add(AliForwardUtil::MakeParameter("nPileUp", fMinPileupContrib));
499 fList->Add(AliForwardUtil::MakeParameter("dPileup", fMinPileupDistance));
f7cfc454 500}
501
8565b10b 502//____________________________________________________________________
503void
504AliFMDEventInspector::DefineOutput(TList* dir)
505{
7984e5f7 506 //
507 // Define the output histograms. These are put in a sub list of the
508 // passed list. The histograms are merged before the parent task calls
509 // AliAnalysisTaskSE::Terminate
510 //
511 // dir Directory to add to
512 //
6ab100ec 513 DGUARD(fDebug,1,"Define output from AliFMDEventInspector");
8565b10b 514 fList = new TList;
515 fList->SetName(GetName());
516 dir->Add(fList);
517}
518
519//____________________________________________________________________
520UInt_t
521AliFMDEventInspector::Process(const AliESDEvent* event,
522 UInt_t& triggers,
523 Bool_t& lowFlux,
0bd4b00f 524 UShort_t& ivz,
5e4d905e 525 Double_t& vz,
5bb5d1f6 526 Double_t& cent,
527 UShort_t& nClusters)
8565b10b 528{
7984e5f7 529 //
530 // Process the event
531 //
532 // Parameters:
533 // event Input event
534 // triggers On return, the triggers fired
535 // lowFlux On return, true if the event is considered a low-flux
536 // event (according to the setting of fLowFluxCut)
537 // ivz On return, the found vertex bin (1-based). A zero
538 // means outside of the defined vertex range
539 // vz On return, the z position of the interaction
5e4d905e 540 // cent On return, the centrality - if not available < 0
7984e5f7 541 //
542 // Return:
543 // 0 (or kOk) on success, otherwise a bit mask of error codes
544 //
6ab100ec 545 DGUARD(fDebug,1,"Process event in AliFMDEventInspector");
7984e5f7 546
e1f47419 547 // --- Check that we have an event ---------------------------------
8565b10b 548 if (!event) {
549 AliWarning("No ESD event found for input event");
241cca4d 550 fHStatus->Fill(2);
8565b10b 551 return kNoEvent;
552 }
553
e1f47419 554 // --- Read trigger information from the ESD and store in AOD object
241cca4d 555 if (!ReadTriggers(*event, triggers, nClusters)) {
0bd4b00f 556 if (fDebug > 2) {
557 AliWarning("Failed to read triggers from ESD"); }
241cca4d 558 fHStatus->Fill(3);
8565b10b 559 return kNoTriggers;
560 }
561
e1f47419 562 // --- Check if this is a high-flux event --------------------------
8565b10b 563 const AliMultiplicity* testmult = event->GetMultiplicity();
564 if (!testmult) {
0bd4b00f 565 if (fDebug > 3) {
566 AliWarning("No central multiplicity object found"); }
8565b10b 567 }
e1f47419 568 else
569 lowFlux = testmult->GetNumberOfTracklets() < fLowFluxCut;
5e4d905e 570
0bd4b00f 571 fHType->Fill(lowFlux ? 0 : 1);
241cca4d 572
573 // --- Process satellite event information is requested ------------
574 if (fUseDisplacedVertices) {
575 if (!fDisplacedVertex.Process(event))
576 AliWarning("Failed to process satellite event");
577 }
5e4d905e 578
e1f47419 579 // --- Read centrality information
e308a636 580 cent = -10;
581 UShort_t qual = 0;
241cca4d 582 if (!ReadCentrality(*event, cent, qual)) {
e1f47419 583 if (fDebug > 3)
584 AliWarning("Failed to get centrality");
8565b10b 585 }
e308a636 586 fHCent->Fill(cent);
587 if (qual == 0) fHCentVsQual->Fill(0., cent);
588 else {
589 for (UShort_t i = 0; i < 4; i++)
590 if (qual & (1 << i)) fHCentVsQual->Fill(Double_t(i+1), cent);
591 }
8565b10b 592
e1f47419 593 // --- Get the vertex information ----------------------------------
96110c91 594 Double_t vx = 0;
595 Double_t vy = 0;
8565b10b 596 vz = 0;
96110c91 597
241cca4d 598 Bool_t vzOk = ReadVertex(*event, vz,vx,vy);
8565b10b 599
600 fHEventsTr->Fill(vz);
601 if (!vzOk) {
0bd4b00f 602 if (fDebug > 3) {
603 AliWarning("Failed to read vertex from ESD"); }
241cca4d 604 fHStatus->Fill(6);
8565b10b 605 return kNoVertex;
606 }
607 fHEventsTrVtx->Fill(vz);
96110c91 608
e1f47419 609 // --- Get the vertex bin ------------------------------------------
5bb5d1f6 610 ivz = fVtxAxis.FindBin(vz);
611 if (ivz <= 0 || ivz > fVtxAxis.GetNbins()) {
0bd4b00f 612 if (fDebug > 3) {
8565b10b 613 AliWarning(Form("Vertex @ %f outside of range [%f,%f]",
5bb5d1f6 614 vz, fVtxAxis.GetXmin(), fVtxAxis.GetXmax()));
615 }
0bd4b00f 616 ivz = 0;
241cca4d 617 fHStatus->Fill(7);
8565b10b 618 return kBadVertex;
619 }
5bb5d1f6 620 fHEventsAccepted->Fill(vz);
96110c91 621 fHEventsAcceptedXY->Fill(vx,vy);
e58000b7 622
e1f47419 623 // --- Check the FMD ESD data --------------------------------------
624 if (!event->GetFMDData()) {
625 if (fDebug > 3) {
626 AliWarning("No FMD data found in ESD"); }
241cca4d 627 fHStatus->Fill(5);
e1f47419 628 return kNoFMD;
629 }
630
241cca4d 631 fHStatus->Fill(1);
8565b10b 632 return kOk;
633}
634
e1f47419 635//____________________________________________________________________
636Bool_t
241cca4d 637AliFMDEventInspector::ReadCentrality(const AliESDEvent& esd,
e308a636 638 Double_t& cent,
639 UShort_t& qual) const
e1f47419 640{
641 //
642 // Read centrality from event
643 //
644 // Parameters:
645 // esd Event
646 // cent On return, the centrality or negative if not found
647 //
648 // Return:
649 // False on error, true otherwise
650 //
6ab100ec 651 DGUARD(fDebug,2,"Read the centrality in AliFMDEventInspector");
241cca4d 652
653 if(fUseDisplacedVertices) {
654 Double_t zvtx = fDisplacedVertex.GetVertexZ();
65abd48b 655 qual = 1;
656 if(TMath::Abs(zvtx) < 999) {
241cca4d 657 cent = fDisplacedVertex.GetCentralityPercentile();
65abd48b 658 qual = 0;
659 }
241cca4d 660 return true;
65abd48b 661 }
662
241cca4d 663 cent = -1;
664 qual = 0;
665 AliCentrality* centObj = const_cast<AliESDEvent&>(esd).GetCentrality();
666 if (!centObj) return true;
667
668 cent = centObj->GetCentralityPercentile("V0M");
669 qual = centObj->GetQuality();
e1f47419 670
671 return true;
672}
673
8565b10b 674//____________________________________________________________________
675Bool_t
241cca4d 676AliFMDEventInspector::ReadTriggers(const AliESDEvent& esd, UInt_t& triggers,
5bb5d1f6 677 UShort_t& nClusters)
8565b10b 678{
7984e5f7 679 //
680 // Read the trigger information from the ESD event
681 //
682 // Parameters:
683 // esd ESD event
684 // triggers On return, contains the trigger bits
685 //
686 // Return:
687 // @c true on success, @c false otherwise
688 //
6ab100ec 689 DGUARD(fDebug,2,"Read the triggers in AliFMDEventInspector");
8565b10b 690 triggers = 0;
691
692 // Get the analysis manager - should always be there
693 AliAnalysisManager* am = AliAnalysisManager::GetAnalysisManager();
241cca4d 694 DMSG(fDebug,10,"Got analysis manager %p", am);
8565b10b 695 if (!am) {
696 AliWarning("No analysis manager defined!");
697 return kFALSE;
698 }
699
700 // Get the input handler - should always be there
701 AliInputEventHandler* ih =
702 static_cast<AliInputEventHandler*>(am->GetInputEventHandler());
241cca4d 703 DMSG(fDebug,10,"Got input handler %p", ih);
8565b10b 704 if (!ih) {
705 AliWarning("No input handler");
706 return kFALSE;
707 }
e85a76b7 708
e1f47419 709 // Check if this is a collision candidate (MB)
e333578d 710 // Note, that we should use the value cached in the input
711 // handler rather than calling IsCollisionCandiate directly
712 // on the AliPhysicsSelection obejct. If we called the latter
713 // then the AliPhysicsSelection object would overcount by a
714 // factor of 2! :-(
241cca4d 715 Bool_t offline = ih->IsEventSelected() ;
716 Bool_t fastonly = (ih->IsEventSelected() & AliVEvent::kFastOnly);
717 TString trigStr = esd.GetFiredTriggerClasses();
718
719 if (fHWords) fHWords->Fill(trigStr.Data(), 1);
11d40ecb 720
241cca4d 721 if(fUseDisplacedVertices) {
722 DMSG(fDebug,3,"Using displaced vertex stuff");
723 if (TMath::Abs(fDisplacedVertex.GetVertexZ()) >= 999) offline = false;
724 }
65abd48b 725
241cca4d 726 if (CheckFastPartition(fastonly)) offline = false;
727 if (offline && CheckCosmics(trigStr)) offline = false;
728
729 DMSG(fDebug,2,"Event is %striggered by off-line", offline ? "" : "NOT ");
730
731 if (offline) {
732 triggers |= AliAODForwardMult::kOffline;
733 triggers |= AliAODForwardMult::kInel;
734 if (!fHTriggers) {
735 AliWarning("Histogram of triggers not defined - has init been called");
736 return false;
737 }
738 fHTriggers->Fill(kOffline+0.5);
65abd48b 739
241cca4d 740 CheckINELGT0(esd, nClusters, triggers);
65abd48b 741 }
742
241cca4d 743 CheckNSD(esd,triggers);
744 if (CheckPileup(esd, triggers)) fHTriggers->Fill(kPileUp+.5);
745 if (CheckEmpty(trigStr, triggers)) fHTriggers->Fill(kEmpty+.5);
746
747 CheckWords(esd, triggers);
748
749 // Now check - if we have a collision - for offline triggers and
750 // fill histogram.
751 if (triggers & AliAODForwardMult::kB) {
752 fHTriggers->Fill(kB+.5);
753 if (triggers & AliAODForwardMult::kInel)
754 fHTriggers->Fill(kInel);
755
756 if (triggers & AliAODForwardMult::kInelGt0)
757 fHTriggers->Fill(kInelGt0+.5);
65abd48b 758
241cca4d 759 if (triggers & AliAODForwardMult::kNSD)
760 fHTriggers->Fill(kNSD+.5);
761
762 if (triggers & AliAODForwardMult::kV0AND)
763 fHTriggers->Fill(kV0AND+.5);
65abd48b 764 }
241cca4d 765 if (triggers & AliAODForwardMult::kA) fHTriggers->Fill(kA+.5);
766 if (triggers & AliAODForwardMult::kC) fHTriggers->Fill(kC+.5);
767 if (triggers & AliAODForwardMult::kE) fHTriggers->Fill(kE+.5);
768
769 return kTRUE;
770}
771
772//____________________________________________________________________
773Bool_t
774AliFMDEventInspector::CheckFastPartition(bool fastonly) const
775{
11d40ecb 776 // For the 2.76 TeV p+p run, the FMD ran in the slow partition
777 // so it received no triggers from the fast partition. Therefore
778 // the fast triggers are removed here but not for MC where all
779 // triggers are fast.
241cca4d 780 if (TMath::Abs(fEnergy - 2750.) > 20) return false;
781 if (fCollisionSystem != AliForwardUtil::kPP) return false;
782 if (fastonly)
783 DMSG(fDebug,1,"Fast trigger in pp @ sqrt(s)=2.76TeV removed");
784
785 return fastonly;
786}
787
788//____________________________________________________________________
789Bool_t
790AliFMDEventInspector::CheckCosmics(const TString& trigStr) const
791{
792 // MUON triggers are not strictly minimum bias (MB) so they are
793 // removed (HHD)
794 if(trigStr.Contains("CMUS1")) {
795 DMSG(fDebug,1,"Cosmic trigger ins't min-bias, removed");
796 return true;
797 }
798 return false;
799}
800
801//____________________________________________________________________
802Bool_t
803AliFMDEventInspector::CheckINELGT0(const AliESDEvent& esd,
804 UShort_t& nClusters,
805 UInt_t& triggers) const
806{
5bb5d1f6 807 nClusters = 0;
8565b10b 808
241cca4d 809 // If this is inel, see if we have a tracklet
810 const AliMultiplicity* spdmult = esd.GetMultiplicity();
811 if (!spdmult) {
812 AliWarning("No SPD multiplicity");
813 return false;
814 }
815
816 // Check if we have one or more tracklets
817 // in the range -1 < eta < 1 to set the INEL>0
818 // trigger flag.
819 //
820 // Also count tracklets as a single cluster
821 Int_t n = spdmult->GetNumberOfTracklets();
822 for (Int_t j = 0; j < n; j++) {
823 if(TMath::Abs(spdmult->GetEta(j)) < 1) {
824 triggers |= AliAODForwardMult::kInelGt0;
825 nClusters++;
8565b10b 826 }
827 }
241cca4d 828 n = spdmult->GetNumberOfSingleClusters();
829 for (Int_t j = 0; j < n; j++) {
830 Double_t eta = -TMath::Log(TMath::Tan(spdmult->GetThetaSingle(j)/2.));
831 if (TMath::Abs(eta) < 1) nClusters++;
832 }
833 if (nClusters > 0) triggers |= AliAODForwardMult::kNClusterGt0;
834
835 return triggers & AliAODForwardMult::kNClusterGt0;
836}
837
838//____________________________________________________________________
839Bool_t
840AliFMDEventInspector::CheckNSD(const AliESDEvent& esd, UInt_t& triggers) const
841{
8565b10b 842 // Analyse some trigger stuff
843 AliTriggerAnalysis ta;
241cca4d 844 if (ta.IsOfflineTriggerFired(&esd, AliTriggerAnalysis::kV0AND)) {
e6463868 845 triggers |= AliAODForwardMult::kV0AND;
846 if (fUseV0AND)
31554871 847 triggers |= AliAODForwardMult::kNSD;
848 }
241cca4d 849 if (ta.IsOfflineTriggerFired(&esd, AliTriggerAnalysis::kNSD1))
e6463868 850 triggers |= AliAODForwardMult::kNSD;
241cca4d 851 return triggers & AliAODForwardMult::kNSD;
852}
853//____________________________________________________________________
854Bool_t
855AliFMDEventInspector::CheckPileup(const AliESDEvent& esd,
856 UInt_t& triggers) const
857{
5bb5d1f6 858 // Check for multiple vertices (pile-up) with at least 3
859 // contributors and at least 0.8cm from the primary vertex
241cca4d 860 if(fCollisionSystem != AliForwardUtil::kPP) return false;
861
862 Bool_t pileup = esd.IsPileupFromSPD(fMinPileupContrib,fMinPileupDistance);
863 if (pileup) triggers |= AliAODForwardMult::kPileUp;
864 return pileup;
865}
866
867//____________________________________________________________________
868Bool_t
869AliFMDEventInspector::CheckEmpty(const TString& trigStr, UInt_t& triggers) const
870{
8565b10b 871 if (trigStr.Contains("CBEAMB-ABCE-NOPF-ALL")) {
872 triggers |= AliAODForwardMult::kEmpty;
241cca4d 873 return true;
8565b10b 874 }
241cca4d 875 return false;
876}
877//____________________________________________________________________
878Bool_t
879AliFMDEventInspector::CheckWords(const AliESDEvent& esd, UInt_t& triggers) const
880{
881 TObject* word = 0;
882 TIter nextColl(&fCollWords);
883 while ((word = nextColl())) {
884 DMSG(fDebug,10,"Checking if %s trigger %s is fired",
885 word->GetTitle(), word->GetName());
886 if (!esd.IsTriggerClassFired(word->GetName())) continue;
8565b10b 887
241cca4d 888 TString beamSide = word->GetTitle();
889 DMSG(fDebug,10,"Found it - this is a %s trigger", beamSide.Data());
e85a76b7 890
241cca4d 891 if (!beamSide.EqualTo("B")) continue;
892 triggers |= AliAODForwardMult::kB;
893 break; // No more to do here
e85a76b7 894 }
241cca4d 895 TIter nextBg(&fBgWords);
896 UInt_t all = (AliAODForwardMult::kA |
897 AliAODForwardMult::kC |
898 AliAODForwardMult::kE);
899 while ((word = nextBg())) {
900 DMSG(fDebug,10,"Checking if %s trigger %s is fired",
901 word->GetTitle(), word->GetName());
902 if (!esd.IsTriggerClassFired(word->GetName())) continue;
0be6c8cd 903
241cca4d 904 TString beamSide = word->GetTitle();
905 DMSG(fDebug,10,"Found it - this is a %s trigger", beamSide.Data());
e6463868 906
241cca4d 907 if (beamSide.Contains("A")) triggers |= AliAODForwardMult::kA;
908 if (beamSide.Contains("C")) triggers |= AliAODForwardMult::kC;
909 if (beamSide.Contains("E")) triggers |= AliAODForwardMult::kE;
910
911 if ((triggers & all) == all) break; // No more to do
0be6c8cd 912 }
241cca4d 913 return true;
8565b10b 914}
241cca4d 915
916
8565b10b 917//____________________________________________________________________
918Bool_t
241cca4d 919AliFMDEventInspector::ReadVertex(const AliESDEvent& esd,
96110c91 920 Double_t& vz,
921 Double_t& vx,
922 Double_t& vy)
8565b10b 923{
7984e5f7 924 //
925 // Read the vertex information from the ESD event
926 //
927 // Parameters:
928 // esd ESD event
929 // vz On return, the vertex Z position
930 //
931 // Return:
932 // @c true on success, @c false otherwise
933 //
6ab100ec 934 DGUARD(fDebug,2,"Read the vertex in AliFMDEventInspector");
8565b10b 935 vz = 0;
96110c91 936 vx = 1024;
937 vy = 1024;
65abd48b 938
241cca4d 939 if(fUseDisplacedVertices) {
940 Double_t zvtx = fDisplacedVertex.GetVertexZ();
941
65abd48b 942 if(TMath::Abs(zvtx) < 999) {
943 vz = zvtx;
944 return true;
945 }
241cca4d 946 return false;
65abd48b 947 }
948
241cca4d 949 if(fUseFirstPhysicsVertex) return CheckPWGUDVertex(esd, vz, vx, vy);
950
951
952 return CheckVertex(esd, vz, vx, vy);
953}
954
955//____________________________________________________________________
956Bool_t
957AliFMDEventInspector::CheckPWGUDVertex(const AliESDEvent& esd,
958 Double_t& vz,
959 Double_t& vx,
960 Double_t& vy) const
961{
962 // This is the code used by the 1st physics people
963 const AliESDVertex* vertex = esd.GetPrimaryVertex();
964 if (!vertex || !vertex->GetStatus()) {
965 DMSG(fDebug,2,"No primary vertex (%p) or bad status %d",
966 vertex, (vertex ? vertex->GetStatus() : -1));
967 return false;
968 }
969 const AliESDVertex* vertexSPD = esd.GetPrimaryVertexSPD();
970 if (!vertexSPD || !vertexSPD->GetStatus()) {
971 DMSG(fDebug,2,"No primary SPD vertex (%p) or bad status %d",
972 vertexSPD, (vertexSPD ? vertexSPD->GetStatus() : -1));
973 return false;
974 }
96110c91 975
241cca4d 976 // if vertex is from SPD vertexZ, require more stringent cuts
977 if (vertex->IsFromVertexerZ()) {
978 if (vertex->GetDispersion() > fMaxVzErr ||
979 vertex->GetZRes() > 1.25 * fMaxVzErr) {
980 DMSG(fDebug,2,"Dispersion %f > %f or resolution %f > %f",
981 vertex->GetDispersion(), fMaxVzErr,
982 vertex->GetZRes(), 1.25 * fMaxVzErr);
983 return false;
96110c91 984 }
96110c91 985 }
241cca4d 986 vz = vertex->GetZ();
987
988 if(!vertex->IsFromVertexerZ()) {
989 vx = vertex->GetX();
990 vy = vertex->GetY();
991 }
992 return true;
993}
994//____________________________________________________________________
995Bool_t
996AliFMDEventInspector::CheckVertex(const AliESDEvent& esd,
997 Double_t& vz,
998 Double_t& vx,
999 Double_t& vy) const
1000{
1001 // Use standard SPD vertex (perhaps preferable for Pb+Pb)
1002 // Get the vertex
1003 const AliESDVertex* vertex = esd.GetPrimaryVertexSPD();
1004 if (!vertex) {
1005 if (fDebug > 2) {
1006 AliWarning("No SPD vertex found in ESD"); }
1007 return false;
1008 }
e83d0620 1009
241cca4d 1010 // Check that enough tracklets contributed
1011 if(vertex->GetNContributors() <= 0) {
1012 DMSG(fDebug,2,"Number of contributors to vertex is %d<=0",
1013 vertex->GetNContributors());
1014 vz = 0;
1015 return false;
1016 }
1017 // Check that the uncertainty isn't too large
1018 if (vertex->GetZRes() > fMaxVzErr) {
1019 DMSG(fDebug,2,"Uncertaintity in Z of vertex is too large %f > %f",
1020 vertex->GetZRes(), fMaxVzErr);
1021 return false;
1022 }
e83d0620 1023
241cca4d 1024 // Get the z coordiante
1025 vz = vertex->GetZ();
1026 const AliESDVertex* vertexXY = esd.GetPrimaryVertex();
96110c91 1027
241cca4d 1028 if(!vertexXY->IsFromVertexerZ()) {
1029 vx = vertexXY->GetX();
1030 vy = vertexXY->GetY();
1031 }
1032 return true;
8565b10b 1033}
241cca4d 1034
0bd4b00f 1035//____________________________________________________________________
1036Bool_t
1037AliFMDEventInspector::ReadRunDetails(const AliESDEvent* esd)
1038{
7984e5f7 1039 //
1040 // Read the collision system, collision energy, and L3 field setting
1041 // from the ESD
1042 //
1043 // Parameters:
1044 // esd ESD to get information from
1045 //
1046 // Return:
1047 // true on success, false
1048 //
cc83fca2 1049 // AliInfo(Form("Parameters from 1st ESD event: cms=%s, sNN=%f, field=%f",
1050 // esd->GetBeamType(), 2*esd->GetBeamEnergy(),
1051 // esd->GetMagneticField()));
6ab100ec 1052 DGUARD(fDebug,2,"Read the run details in AliFMDEventInspector");
d4d486f8 1053 const char* sys = esd->GetBeamType();
1054 Float_t cms = 2 * esd->GetBeamEnergy();
1055 Float_t fld = esd->GetMagneticField();
1056 fCollisionSystem = AliForwardUtil::ParseCollisionSystem(sys);
1057 fEnergy = AliForwardUtil::ParseCenterOfMassEnergy(fCollisionSystem,
1058 cms);
1059 fField = AliForwardUtil::ParseMagneticField(fld);
f7cfc454 1060
9b2f2e39 1061 StoreInformation(esd->GetRunNumber());
d4d486f8 1062 if (fCollisionSystem == AliForwardUtil::kUnknown) {
1063 AliWarningF("Unknown collision system: %s - please check", sys);
1064 return false;
1065 }
1066 if (fEnergy <= 0) {
1067 AliWarningF("Unknown CMS energy: %f (%d) - please check", cms, fEnergy);
1068 return false;
1069 }
1070 if (TMath::Abs(fField) > 10) {
1071 AliWarningF("Unknown L3 field setting: %f (%d) - please check", fld,fField);
1072 return false;
1073 }
0bd4b00f 1074
d4d486f8 1075 return true;
0bd4b00f 1076}
1077
241cca4d 1078
1079//____________________________________________________________________
1080const Char_t*
1081AliFMDEventInspector::CodeString(UInt_t code)
1082{
1083 static TString s;
1084 s = "";
1085 if (code & kNoEvent) s.Append("NOEVENT ");
1086 if (code & kNoTriggers) s.Append("NOTRIGGERS ");
1087 if (code & kNoSPD) s.Append("NOSPD ");
1088 if (code & kNoFMD) s.Append("NOFMD ");
1089 if (code & kNoVertex) s.Append("NOVERTEX ");
1090 if (code & kBadVertex) s.Append("BADVERTEX ");
1091 return s.Data();
1092}
0bd4b00f 1093//____________________________________________________________________
1094void
1095AliFMDEventInspector::Print(Option_t*) const
1096{
7984e5f7 1097 //
1098 // Print information
1099 //
1100 // option Not used
1101 //
0bd4b00f 1102 char ind[gROOT->GetDirLevel()+1];
1103 for (Int_t i = 0; i < gROOT->GetDirLevel(); i++) ind[i] = ' ';
1104 ind[gROOT->GetDirLevel()] = '\0';
1105 TString sNN(AliForwardUtil::CenterOfMassEnergyString(fEnergy));
1106 sNN.Strip(TString::kBoth, '0');
1107 sNN.ReplaceAll("GeV", " GeV");
1108 TString field(AliForwardUtil::MagneticFieldString(fField));
1109 field.ReplaceAll("p", "+");
1110 field.ReplaceAll("m", "-");
1111 field.ReplaceAll("kG", " kG");
1112
241cca4d 1113 std::cout << std::boolalpha
1114 << ind << ClassName() << ": " << GetName() << '\n'
2a9e4c0b 1115 << ind << " Vertex bins: " << fVtxAxis.GetNbins() << '\n'
1116 << ind << " Vertex range: [" << fVtxAxis.GetXmin()
1117 << "," << fVtxAxis.GetXmax() << "]\n"
0bd4b00f 1118 << ind << " Low flux cut: " << fLowFluxCut << '\n'
1119 << ind << " Max(delta v_z): " << fMaxVzErr << " cm\n"
e6463868 1120 << ind << " Min(nContrib_pileup): " << fMinPileupContrib << '\n'
1121 << ind << " Min(v-pileup): " << fMinPileupDistance << '\n'
0bd4b00f 1122 << ind << " System: "
1123 << AliForwardUtil::CollisionSystemString(fCollisionSystem) << '\n'
1124 << ind << " CMS energy per nucleon: " << sNN << '\n'
241cca4d 1125 << ind << " Field: " << field << '\n'
1126 << ind << " Satellite events: " << fUseDisplacedVertices
1127 << "\n" << std::noboolalpha;
d8244e9e 1128 if (!fCentAxis) { std::cout << std::flush; return; }
1129 Int_t nBin = fCentAxis->GetNbins();
1130 std::cout << ind << " Centrality axis: " << nBin << " bins"
1131 << std::flush;
1132 for (Int_t i = 0; i < nBin; i++) {
1133 if ((i % 10) == 0) std::cout << '\n' << ind << " ";
1134 std::cout << std::setw(5) << fCentAxis->GetBinLowEdge(i+1) << '-';
1135 }
1136 std::cout << std::setw(5) << fCentAxis->GetBinUpEdge(nBin) << std::endl;
0bd4b00f 1137}
1138
1139
8565b10b 1140//
1141// EOF
1142//
1143