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70fdd197 1/* $Id: AliTriggerAnalysis.cxx 35782 2009-10-22 11:54:31Z jgrosseo $ */
ff8c4f30 2
7a11141c 3/**************************************************************************
4 * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
5 * *
6 * Author: The ALICE Off-line Project. *
7 * Contributors are mentioned in the code where appropriate. *
8 * *
9 * Permission to use, copy, modify and distribute this software and its *
10 * documentation strictly for non-commercial purposes is hereby granted *
11 * without fee, provided that the above copyright notice appears in all *
12 * copies and that both the copyright notice and this permission notice *
13 * appear in the supporting documentation. The authors make no claims *
14 * about the suitability of this software for any purpose. It is *
15 * provided "as is" without express or implied warranty. *
16 **************************************************************************/
17
18//-------------------------------------------------------------------------
70fdd197 19// Implementation of Class AliTriggerAnalysis
20// This class provides function to check if events have been triggered based on the data in the ESD
21// The trigger bits, trigger class inputs and only the data (offline trigger) can be used
7a11141c 22// Origin: Jan Fiete Grosse-Oetringhaus, CERN
23//-------------------------------------------------------------------------
24
70fdd197 25#include <Riostream.h>
907972ff 26#include <TH1F.h>
90dc86e9 27#include <TH2F.h>
907972ff 28#include <TList.h>
29#include <TIterator.h>
c01a136b 30#include "TParameter.h"
31#include <TMap.h>
733f0542 32#include <TRandom.h>
907972ff 33
70fdd197 34#include <AliTriggerAnalysis.h>
ff8c4f30 35
36#include <AliLog.h>
37
38#include <AliESDEvent.h>
39
40#include <AliMultiplicity.h>
41#include <AliESDVZERO.h>
c8d3e441 42#include <AliESDZDC.h>
7a11141c 43#include <AliESDFMD.h>
225667ea 44#include <AliESDVertex.h>
449618cd 45#include <AliESDtrackCuts.h>
ff8c4f30 46
70fdd197 47ClassImp(AliTriggerAnalysis)
ff8c4f30 48
70fdd197 49AliTriggerAnalysis::AliTriggerAnalysis() :
90dc86e9 50 fSPDGFOThreshold(2),
733f0542 51 fSPDGFOEfficiency(0),
61899827 52 fV0TimeOffset(0),
97fa3cbc 53 fV0AdcThr(0),
54 fV0HwAdcThr(2.5),
55 fV0HwWinLow(61.5),
56 fV0HwWinHigh(86.5),
7c55ebd9 57 fZDCCutRefSum(-568.5),
58 fZDCCutRefDelta(-2.1),
59 fZDCCutSigmaSum(3.25),
60 fZDCCutSigmaDelta(2.25),
d6305a15 61 fZDCCutRefSumCorr(-65.5),
62 fZDCCutRefDeltaCorr(-2.1),
63 fZDCCutSigmaSumCorr(6.0),
64 fZDCCutSigmaDeltaCorr(1.2),
1ea7a921 65 fASPDCvsTCut(65),
66 fBSPDCvsTCut(4),
4011b280 67 fDoFMD(kTRUE),
90dc86e9 68 fFMDLowCut(0.2),
69 fFMDHitCut(0.5),
90dc86e9 70 fHistBitsSPD(0),
c2fff146 71 fHistFiredBitsSPD(0),
1ea7a921 72 fHistSPDClsVsTrk(0),
907972ff 73 fHistV0A(0),
61899827 74 fHistV0C(0),
907972ff 75 fHistZDC(0),
ce08cb1f 76 fHistTDCZDC(0),
102cfd12 77 fHistTimeZDC(0),
fcb18b05 78 fHistTimeCorrZDC(0),
907972ff 79 fHistFMDA(0),
80 fHistFMDC(0),
81 fHistFMDSingle(0),
c01a136b 82 fHistFMDSum(0),
559b5ed7 83 fHistT0(0),
a2ce3799 84 fTriggerClasses(0),
449618cd 85 fMC(kFALSE),
52f3b98d 86 fEsdTrackCuts(0),
87 fTPCOnly(kFALSE)
ff8c4f30 88{
61899827 89 // constructor
90}
91
92AliTriggerAnalysis::~AliTriggerAnalysis()
93{
94 // destructor
95
96 if (fHistBitsSPD)
97 {
98 delete fHistBitsSPD;
99 fHistBitsSPD = 0;
100 }
101
102 if (fHistFiredBitsSPD)
103 {
104 delete fHistFiredBitsSPD;
105 fHistFiredBitsSPD = 0;
106 }
107
1ea7a921 108 if (fHistSPDClsVsTrk)
109 {
110 delete fHistSPDClsVsTrk;
111 fHistSPDClsVsTrk = 0;
112 }
113
61899827 114 if (fHistV0A)
115 {
116 delete fHistV0A;
117 fHistV0A = 0;
118 }
119
120 if (fHistV0C)
121 {
122 delete fHistV0C;
123 fHistV0C = 0;
124 }
125
126 if (fHistZDC)
127 {
128 delete fHistZDC;
129 fHistZDC = 0;
130 }
ce08cb1f 131 if (fHistTDCZDC)
132 {
102cfd12 133 delete fHistTDCZDC;
134 fHistTDCZDC = 0;
135 }
136 if (fHistTimeZDC)
137 {
138 delete fHistTimeZDC;
139 fHistTimeZDC = 0;
ce08cb1f 140 }
fcb18b05 141 if (fHistTimeCorrZDC)
142 {
143 delete fHistTimeCorrZDC;
144 fHistTimeCorrZDC = 0;
145 }
61899827 146
147 if (fHistFMDA)
148 {
149 delete fHistFMDA;
150 fHistFMDA = 0;
151 }
152
153 if (fHistFMDC)
154 {
155 delete fHistFMDC;
156 fHistFMDC = 0;
157 }
158
159 if (fHistFMDSingle)
160 {
161 delete fHistFMDSingle;
162 fHistFMDSingle = 0;
163 }
164
165 if (fHistFMDSum)
166 {
167 delete fHistFMDSum;
168 fHistFMDSum = 0;
169 }
170
559b5ed7 171 if (fHistT0)
172 {
173 delete fHistT0;
174 fHistT0 = 0;
175 }
176
61899827 177 if (fTriggerClasses)
178 {
35fb1e58 179 fTriggerClasses->DeleteAll();
61899827 180 delete fTriggerClasses;
181 fTriggerClasses = 0;
182 }
449618cd 183
184 if (fEsdTrackCuts){
185 delete fEsdTrackCuts;
186 fEsdTrackCuts =0;
187 }
ff8c4f30 188}
189
70fdd197 190void AliTriggerAnalysis::EnableHistograms()
907972ff 191{
192 // creates the monitoring histograms
193
296dd262 194 // do not add this hists to the directory
195 Bool_t oldStatus = TH1::AddDirectoryStatus();
196 TH1::AddDirectory(kFALSE);
197
90dc86e9 198 fHistBitsSPD = new TH2F("fHistBitsSPD", "SPD GFO;number of fired chips (offline);number of fired chips (hardware)", 1202, -1.5, 1200.5, 1202, -1.5, 1200.5);
c01a136b 199 fHistFiredBitsSPD = new TH1F("fHistFiredBitsSPD", "SPD GFO Hardware;chip number;events", 1200, -0.5, 1199.5);
1ea7a921 200 fHistSPDClsVsTrk = new TH2F("fHistSPDClsVsTrk", "SPD Clusters vs Tracklets", 300, -0.5, 2999.5, 1000, -0.5, 9999.5);
988dd3a4 201 fHistV0A = new TH1F("fHistV0A", "V0A;leading time (ns);events", 400, -100, 100);
202 fHistV0C = new TH1F("fHistV0C", "V0C;leading time (ns);events", 400, -100, 100);
907972ff 203 fHistZDC = new TH1F("fHistZDC", "ZDC;trigger bits;events", 8, -1.5, 6.5);
ce08cb1f 204 fHistTDCZDC = new TH1F("fHistTDCZDC", "ZDC;TDC bits;events", 32, -0.5, 32-0.5);
102cfd12 205 fHistTimeZDC = new TH2F("fHistTimeZDC", "ZDC;TDC timing A+C vs C-A; events", 120,-30,30,120,-600,-540);
8195aa81 206 fHistTimeCorrZDC = new TH2F("fHistTimeCorrZDC", "ZDC;Corrected TDC timing A+C vs C-A; events", 120,-30,30,260,-100,30);
907972ff 207
208 // TODO check limits
209 fHistFMDA = new TH1F("fHistFMDA", "FMDA;combinations above threshold;events", 102, -1.5, 100.5);
210 fHistFMDC = new TH1F("fHistFMDC", "FMDC;combinations above threshold;events", 102, -1.5, 100.5);
211 fHistFMDSingle = new TH1F("fHistFMDSingle", "FMD single;multiplicity value;counts", 1000, 0, 10);
212 fHistFMDSum = new TH1F("fHistFMDSum", "FMD sum;multiplicity value;counts", 1000, 0, 10);
559b5ed7 213 fHistT0 = new TH1F("fHistT0", "T0;time (ns);events", 100, -25, 25);
c01a136b 214
215 fTriggerClasses = new TMap;
61899827 216 fTriggerClasses->SetOwner();
296dd262 217
218 TH1::AddDirectory(oldStatus);
907972ff 219}
220
70fdd197 221//____________________________________________________________________
222const char* AliTriggerAnalysis::GetTriggerName(Trigger trigger)
223{
224 // returns the name of the requested trigger
225 // the returned string will only be valid until the next call to this function [not thread-safe]
226
227 static TString str;
228
229 UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags;
230
231 switch (triggerNoFlags)
232 {
233 case kAcceptAll : str = "ACCEPT ALL (bypass!)"; break;
234 case kMB1 : str = "MB1"; break;
235 case kMB2 : str = "MB2"; break;
236 case kMB3 : str = "MB3"; break;
237 case kSPDGFO : str = "SPD GFO"; break;
c2fff146 238 case kSPDGFOBits : str = "SPD GFO Bits"; break;
7c55ebd9 239 case kSPDGFOL0 : str = "SPD GFO L0 (first layer)"; break;
240 case kSPDGFOL1 : str = "SPD GFO L1 (second layer)"; break;
1ea7a921 241 case kSPDClsVsTrkBG : str = "Cluster vs Tracklets"; break;
61899827 242 case kV0A : str = "V0 A BB"; break;
243 case kV0C : str = "V0 C BB"; break;
733f0542 244 case kV0OR : str = "V0 OR BB"; break;
245 case kV0AND : str = "V0 AND BB"; break;
61899827 246 case kV0ABG : str = "V0 A BG"; break;
247 case kV0CBG : str = "V0 C BG"; break;
70fdd197 248 case kZDC : str = "ZDC"; break;
249 case kZDCA : str = "ZDC A"; break;
250 case kZDCC : str = "ZDC C"; break;
251 case kFMDA : str = "FMD A"; break;
252 case kFMDC : str = "FMD C"; break;
253 case kFPANY : str = "SPD GFO | V0 | ZDC | FMD"; break;
733f0542 254 case kNSD1 : str = "NSD1"; break;
97fa3cbc 255 case kMB1Prime: str = "MB1prime"; break;
7c55ebd9 256 case kZDCTDCA : str = "ZDC TDC A"; break;
257 case kZDCTDCC : str = "ZDC TDC C"; break;
258 case kZDCTime : str = "ZDC Time Cut"; break;
889c27e3 259 case kCentral : str = "V0 Central"; break;
260 case kSemiCentral : str = "V0 Semi-central"; break;
70fdd197 261 default: str = ""; break;
262 }
263
264 if (trigger & kOfflineFlag)
265 str += " OFFLINE";
266
225667ea 267 if (trigger & kOneParticle)
268 str += " OneParticle";
269
449618cd 270 if (trigger & kOneTrack)
271 str += " OneTrack";
272
70fdd197 273 return str;
274}
275
61899827 276Bool_t AliTriggerAnalysis::IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger)
70fdd197 277{
278 // checks if an event has been triggered
279
280 if (trigger & kOfflineFlag)
281 return IsOfflineTriggerFired(aEsd, trigger);
282
283 return IsTriggerBitFired(aEsd, trigger);
284}
285
286Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const
287{
288 // checks if an event is fired using the trigger bits
289
290 return IsTriggerBitFired(aEsd->GetTriggerMask(), trigger);
291}
292
293Bool_t AliTriggerAnalysis::IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const
294{
295 // checks if an event is fired using the trigger bits
296 //
297 // this function needs the branch TriggerMask in the ESD
298
299 // definitions from p-p.cfg
300 ULong64_t spdFO = (1 << 14);
301 ULong64_t v0left = (1 << 10);
302 ULong64_t v0right = (1 << 11);
303
304 switch (trigger)
305 {
306 case kAcceptAll:
307 {
308 return kTRUE;
309 break;
310 }
311 case kMB1:
312 {
313 if (triggerMask & spdFO || ((triggerMask & v0left) || (triggerMask & v0right)))
314 return kTRUE;
315 break;
316 }
317 case kMB2:
318 {
319 if (triggerMask & spdFO && ((triggerMask & v0left) || (triggerMask & v0right)))
320 return kTRUE;
321 break;
322 }
323 case kMB3:
324 {
325 if (triggerMask & spdFO && (triggerMask & v0left) && (triggerMask & v0right))
326 return kTRUE;
327 break;
328 }
329 case kSPDGFO:
330 {
331 if (triggerMask & spdFO)
332 return kTRUE;
333 break;
334 }
335 default:
336 Printf("IsEventTriggered: ERROR: Trigger type %d not implemented in this method", (Int_t) trigger);
337 break;
338 }
339
340 return kFALSE;
341}
342
343Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const
344{
345 // Checks if corresponding bit in mask is on
346
347 ULong64_t trigmask = aEsd->GetTriggerMask();
348 return (trigmask & (1ull << (tclass-1)));
349}
7c55ebd9 350
351Int_t AliTriggerAnalysis::EvaluateTrigger(const AliESDEvent* aEsd, Trigger trigger)
352{
353 // evaluates a given trigger "offline"
354 // trigger combinations are not supported, for that see IsOfflineTriggerFired
355
356 UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags;
357 Bool_t offline = kFALSE;
358 if (trigger & kOfflineFlag)
359 offline = kTRUE;
360
361 Int_t decision = 0;
362 switch (triggerNoFlags)
363 {
364 case kSPDGFO:
365 {
366 decision = SPDFiredChips(aEsd, (offline) ? 0 : 1);
367 break;
368 }
369 case kSPDGFOL0:
370 {
371 decision = SPDFiredChips(aEsd, (offline) ? 0 : 1, kFALSE, 1);
372 break;
373 }
374 case kSPDGFOL1:
375 {
376 decision = SPDFiredChips(aEsd, (offline) ? 0 : 1, kFALSE, 2);
377 break;
1ea7a921 378 }
379 case kSPDClsVsTrkBG:
380 {
381 if(!offline)
382 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
383 decision = IsSPDClusterVsTrackletBG(aEsd);
384 break;
7c55ebd9 385 }
386 case kV0A:
387 {
388 if (V0Trigger(aEsd, kASide, !offline) == kV0BB)
389 decision = 1;
390 break;
391 }
392 case kV0C:
393 {
394 if (V0Trigger(aEsd, kCSide, !offline) == kV0BB)
395 decision = 1;
396 break;
397 }
398 case kV0ABG:
399 {
400 if (V0Trigger(aEsd, kASide, !offline) == kV0BG)
401 decision = 1;
402 break;
403 }
404 case kV0CBG:
405 {
406 if (V0Trigger(aEsd, kCSide, !offline) == kV0BG)
407 decision = 1;
408 break;
409 }
559b5ed7 410 case kT0:
411 {
412 if (T0Trigger(aEsd, !offline) == kT0BB)
413 decision = 1;
414 break;
415 }
416 case kT0BG:
417 {
418 if (!offline)
419 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
420 if (T0Trigger(aEsd, !offline) == kT0DecBG)
421 decision = 1;
422 break;
423 }
424 case kT0Pileup:
425 {
426 if (!offline)
427 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
428 if (T0Trigger(aEsd, !offline) == kT0DecPileup)
429 decision = 1;
430 break;
431 }
7c55ebd9 432 case kZDCA:
433 {
434 if (!offline)
435 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
436 if (ZDCTrigger(aEsd, kASide))
437 decision = 1;
438 break;
439 }
440 case kZDCC:
441 {
442 if (!offline)
443 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
444 if (ZDCTrigger(aEsd, kCSide))
445 decision = 1;
446 break;
447 }
448 case kZDCTDCA:
449 {
450 if (!offline)
451 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
452 if (ZDCTDCTrigger(aEsd, kASide))
453 decision = 1;
454 break;
455 }
456 case kZDCTDCC:
457 {
458 if (!offline)
459 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
460 if (ZDCTDCTrigger(aEsd, kCSide))
461 decision = 1;
462 break;
463 }
464 case kZDCTime:
465 {
466 if (!offline)
467 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
468 if (ZDCTimeTrigger(aEsd))
469 decision = 1;
470 break;
471 }
472 case kFMDA:
473 {
474 if (!offline)
475 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
476 if (FMDTrigger(aEsd, kASide))
477 decision = 1;
478 break;
479 }
480 case kFMDC:
481 {
482 if (!offline)
483 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
484 if (FMDTrigger(aEsd, kCSide))
485 decision = 1;
486 break;
487 }
488 case kCTPV0A:
489 {
490 if (offline)
491 AliFatal(Form("Offline trigger not available for trigger %d", triggerNoFlags));
492 if (IsL0InputFired(aEsd, 2))
493 decision = 1;
494 break;
495 }
496 case kCTPV0C:
497 {
498 if (offline)
499 AliFatal(Form("Offline trigger not available for trigger %d", triggerNoFlags));
500 if (IsL0InputFired(aEsd, 3))
501 decision = 1;
502 break;
503 }
504 case kTPCLaserWarmUp:
505 {
506 if (!offline)
507 AliFatal(Form("Online trigger not available for trigger %d", triggerNoFlags));
508 return IsLaserWarmUpTPCEvent(aEsd);
509 }
889c27e3 510 case kCentral:
511 {
512 if (offline)
513 AliFatal(Form("Offline trigger not available for trigger %d - use centrality selection", triggerNoFlags));
514 if (aEsd->GetVZEROData()) {
515 if (aEsd->GetVZEROData()->TestBit(AliESDVZERO::kTriggerChargeBitsFilled)) {
516 if (aEsd->GetVZEROData()->GetTriggerBits() & (1<<AliESDVZERO::kCTA2andCTC2))
517 decision = kTRUE;
518 }
519 else
520 AliWarning("V0 centrality trigger bits were not filled!");
521 }
522 break;
523 }
524 case kSemiCentral:
525 {
526 if (offline)
527 AliFatal(Form("Offline trigger not available for trigger %d - use centrality selection", triggerNoFlags));
528 if (aEsd->GetVZEROData()) {
529 if (aEsd->GetVZEROData()->TestBit(AliESDVZERO::kTriggerChargeBitsFilled)) {
530 if (aEsd->GetVZEROData()->GetTriggerBits() & (1<<AliESDVZERO::kCTA1andCTC1))
531 decision = kTRUE;
532 }
533 else
534 AliWarning("V0 centrality trigger bits were not filled!");
535 }
536 break;
537 }
7c55ebd9 538 default:
539 {
540 AliFatal(Form("Trigger type %d not implemented", triggerNoFlags));
541 }
542 }
543
544 return decision;
545}
546
547Bool_t AliTriggerAnalysis::IsLaserWarmUpTPCEvent(const AliESDEvent* esd)
548{
549 //
550 // This function flags noisy TPC events which can happen during laser warm-up.
551 //
552
553 Int_t trackCounter = 0;
554 for (Int_t i=0; i<esd->GetNumberOfTracks(); ++i)
555 {
556 AliESDtrack *track = esd->GetTrack(i);
557 if (!track)
558 continue;
559
560 if (track->GetTPCNcls() < 30) continue;
7c55ebd9 561 if (TMath::Abs(track->Eta()) > 0.005) continue;
562 if (track->Pt() < 4) continue;
563 if (track->GetKinkIndex(0) > 0) continue;
564
565 UInt_t status = track->GetStatus();
9eb74f86 566 if ((status&AliESDtrack::kITSrefit)==AliESDtrack::kITSrefit) continue; // explicitly ask for tracks without ITS refit
567 if ((status&AliESDtrack::kTPCrefit)!=AliESDtrack::kTPCrefit) continue;
7c55ebd9 568
569 if (track->GetTPCsignal() > 10) continue; // explicitly ask for tracks without dE/dx
570
7c55ebd9 571 trackCounter++;
572 }
573 if (trackCounter > 15)
574 return kTRUE;
575 return kFALSE;
576}
70fdd197 577
61899827 578Bool_t AliTriggerAnalysis::IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger)
ff8c4f30 579{
580 // checks if an event has been triggered "offline"
581
70fdd197 582 UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags;
ff8c4f30 583
225667ea 584 Bool_t decision = kFALSE;
ff8c4f30 585 switch (triggerNoFlags)
586 {
70fdd197 587 case kAcceptAll:
ff8c4f30 588 {
225667ea 589 decision = kTRUE;
ff8c4f30 590 break;
591 }
70fdd197 592 case kMB1:
ff8c4f30 593 {
97fa3cbc 594 if (SPDGFOTrigger(aEsd, 0) || V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
225667ea 595 decision = kTRUE;
ff8c4f30 596 break;
597 }
70fdd197 598 case kMB2:
ff8c4f30 599 {
97fa3cbc 600 if (SPDGFOTrigger(aEsd, 0) && (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB))
225667ea 601 decision = kTRUE;
ff8c4f30 602 break;
603 }
70fdd197 604 case kMB3:
ff8c4f30 605 {
97fa3cbc 606 if (SPDGFOTrigger(aEsd, 0) && V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
225667ea 607 decision = kTRUE;
ff8c4f30 608 break;
609 }
70fdd197 610 case kSPDGFO:
ff8c4f30 611 {
c2fff146 612 if (SPDGFOTrigger(aEsd, 0))
225667ea 613 decision = kTRUE;
c2fff146 614 break;
615 }
616 case kSPDGFOBits:
617 {
618 if (SPDGFOTrigger(aEsd, 1))
225667ea 619 decision = kTRUE;
ff8c4f30 620 break;
621 }
70fdd197 622 case kV0A:
ff8c4f30 623 {
97fa3cbc 624 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB)
225667ea 625 decision = kTRUE;
ff8c4f30 626 break;
627 }
70fdd197 628 case kV0C:
ff8c4f30 629 {
97fa3cbc 630 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
225667ea 631 decision = kTRUE;
ff8c4f30 632 break;
633 }
733f0542 634 case kV0OR:
635 {
97fa3cbc 636 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
225667ea 637 decision = kTRUE;
733f0542 638 break;
639 }
640 case kV0AND:
641 {
97fa3cbc 642 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
225667ea 643 decision = kTRUE;
733f0542 644 break;
645 }
61899827 646 case kV0ABG:
647 {
97fa3cbc 648 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BG)
225667ea 649 decision = kTRUE;
61899827 650 break;
651 }
652 case kV0CBG:
653 {
97fa3cbc 654 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BG)
225667ea 655 decision = kTRUE;
61899827 656 break;
657 }
70fdd197 658 case kZDC:
c8d3e441 659 {
660 if (ZDCTrigger(aEsd, kASide) || ZDCTrigger(aEsd, kCentralBarrel) || ZDCTrigger(aEsd, kCSide))
225667ea 661 decision = kTRUE;
c8d3e441 662 break;
663 }
70fdd197 664 case kZDCA:
ff8c4f30 665 {
666 if (ZDCTrigger(aEsd, kASide))
225667ea 667 decision = kTRUE;
ff8c4f30 668 break;
669 }
70fdd197 670 case kZDCC:
ff8c4f30 671 {
672 if (ZDCTrigger(aEsd, kCSide))
225667ea 673 decision = kTRUE;
ff8c4f30 674 break;
675 }
70fdd197 676 case kFMDA:
7a11141c 677 {
678 if (FMDTrigger(aEsd, kASide))
225667ea 679 decision = kTRUE;
7a11141c 680 break;
681 }
70fdd197 682 case kFMDC:
7a11141c 683 {
684 if (FMDTrigger(aEsd, kCSide))
225667ea 685 decision = kTRUE;
7a11141c 686 break;
687 }
70fdd197 688 case kFPANY:
ff8c4f30 689 {
97fa3cbc 690 if (SPDGFOTrigger(aEsd, 0) || V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB || ZDCTrigger(aEsd, kASide) || ZDCTrigger(aEsd, kCentralBarrel) || ZDCTrigger(aEsd, kCSide) || FMDTrigger(aEsd, kASide) || FMDTrigger(aEsd, kCSide))
225667ea 691 decision = kTRUE;
ff8c4f30 692 break;
693 }
733f0542 694 case kNSD1:
695 {
97fa3cbc 696 if (SPDFiredChips(aEsd, 0) >= 5 || (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB))
225667ea 697 decision = kTRUE;
733f0542 698 break;
699 }
97fa3cbc 700 case kMB1Prime:
701 {
702 Int_t count = 0;
703 if (SPDGFOTrigger(aEsd, 0))
704 count++;
705 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB)
706 count++;
707 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
708 count++;
709
710 if (count >= 2)
225667ea 711 decision = kTRUE;
97fa3cbc 712
713 break;
714 }
ff8c4f30 715 default:
716 {
717 AliFatal(Form("Trigger type %d not implemented", triggerNoFlags));
718 }
719 }
720
225667ea 721 // hadron-level requirement
722 if (decision && (trigger & kOneParticle))
723 {
724 decision = kFALSE;
725
726 const AliESDVertex* vertex = aEsd->GetPrimaryVertexSPD();
727 const AliMultiplicity* mult = aEsd->GetMultiplicity();
ff8c4f30 728
225667ea 729 if (mult && vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 5.5)
730 {
731 for (Int_t i=0; i<mult->GetNumberOfTracklets(); ++i)
732 {
733 if (TMath::Abs(mult->GetEta(i)) < 1)
734 {
735 decision = kTRUE;
736 break;
737 }
738 }
739 }
740 }
741
449618cd 742 // hadron level definition for TPC tracks
743
744 if (decision && (trigger & kOneTrack))
745 {
746 decision = kFALSE;
b256fde9 747 const AliESDVertex* vertex =0x0;
748 vertex = aEsd->GetPrimaryVertexTracks();
749 if (!vertex || vertex->GetNContributors() <= 0)
750 {
751 vertex = aEsd->GetPrimaryVertexSPD();
752 }
449618cd 753 Float_t ptmin, ptmax;
754 fEsdTrackCuts->GetPtRange(ptmin,ptmax);
755 AliDebug(3, Form("ptmin = %f, ptmax = %f\n",ptmin, ptmax));
756
757 if (vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 10.) {
758 AliDebug(3,Form("Check on the vertex passed\n"));
759 for (Int_t i=0; i<aEsd->GetNumberOfTracks(); ++i){
52f3b98d 760 if (fTPCOnly == kFALSE){
761 if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){
762 AliDebug(2, Form("pt of track = %f --> check passed\n",aEsd->GetTrack(i)->Pt()));
763 decision = kTRUE;
764 break;
765 }
766 }
767 else {
768 // TPC only tracks
769 AliESDtrack *tpcTrack = fEsdTrackCuts->GetTPCOnlyTrack((AliESDEvent*)aEsd, i);
770 if (!tpcTrack){
771 AliDebug(3,Form("track %d is NOT a TPC track",i));
772 continue;
773 }
774 else{
775 AliDebug(3,Form("track %d IS a TPC track",i));
776 if (!(fEsdTrackCuts->AcceptTrack(tpcTrack))) {
777 AliDebug(2, Form("TPC track %d NOT ACCEPTED, pt = %f, eta = %f",i,tpcTrack->Pt(), tpcTrack->Eta()));
778 delete tpcTrack; tpcTrack = 0x0;
779 continue;
780 } // end if the TPC track is not accepted
781 else{
782 AliDebug(2, Form("TPC track %d ACCEPTED, pt = %f, eta = %f",i,tpcTrack->Pt(), tpcTrack->Eta()));
783 decision = kTRUE;
784 delete tpcTrack; tpcTrack = 0x0;
785 break;
786 } // end if the TPC track is accepted
787 } // end if it is a TPC track
788 } // end if you are looking at TPC only tracks
789 } // end loop on tracks
790 } // end check on vertex
449618cd 791 else{
792 AliDebug(4,Form("Check on the vertex not passed\n"));
793 for (Int_t i=0; i<aEsd->GetNumberOfTracks(); ++i){
794 if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){
795 AliDebug(4,Form("pt of track = %f --> check would be passed if the vertex was ok\n",aEsd->GetTrack(i)->Pt()));
796 break;
797 }
798 }
799 }
800 if (!decision) AliDebug(3,("Check for kOneTrack NOT passed\n"));
801 }
802
225667ea 803 return decision;
804}
70fdd197 805
806Bool_t AliTriggerAnalysis::IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const
807{
808 // tclass is logical function of inputs, e.g. 01 && 02 || 03 && 11 && 21
809 // = L0 inp 1 && L0 inp 2 || L0 inp 3 && L1 inp 1 && L2 inp 1
810 // NO brackets in logical function !
811 // Spaces between operators and inputs.
812 // Not all logical functions are available in CTP=
813 // =any function of first 4 inputs; 'AND' of other inputs, check not done
814 // This method will be replaced/complemened by similar one
815 // which works withh class and inputs names as in CTP cfg file
816
817 TString TClass(tclass);
818 TObjArray* tcltokens = TClass.Tokenize(" ");
819 Char_t level=((TObjString*)tcltokens->At(0))->String()[0];
820 UInt_t input=atoi((((TObjString*)tcltokens->At(0))->String()).Remove(0));
821 Bool_t tcl = IsInputFired(aEsd,level,input);
822
823 for (Int_t i=1;i<tcltokens->GetEntriesFast();i=i+2) {
824 level=((TObjString*)tcltokens->At(i+1))->String()[0];
825 input=atoi((((TObjString*)tcltokens->At(i+1))->String()).Remove(0));
826 Bool_t inpnext = IsInputFired(aEsd,level,input);
827 Char_t op =((TObjString*)tcltokens->At(i))->String()[0];
828 if (op == '&') tcl=tcl && inpnext;
829 else if (op == '|') tcl =tcl || inpnext;
830 else {
831 AliError(Form("Syntax error in %s", tclass));
8dec6e35 832 delete tcltokens;
833 tcltokens = 0;
834 // tcltokens->Delete();
70fdd197 835 return kFALSE;
836 }
837 }
8dec6e35 838 delete tcltokens;
839 tcltokens = 0;
840 // tcltokens->Delete();
70fdd197 841 return tcl;
842}
843
844Bool_t AliTriggerAnalysis::IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const
845{
846 // Checks trigger input of any level
847
848 switch (level)
849 {
850 case '0': return IsL0InputFired(aEsd,input);
851 case '1': return IsL1InputFired(aEsd,input);
852 case '2': return IsL2InputFired(aEsd,input);
853 default:
854 AliError(Form("Wrong level %i",level));
855 return kFALSE;
856 }
857}
858
859Bool_t AliTriggerAnalysis::IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const
860{
861 // Checks if corresponding bit in mask is on
862
863 UInt_t inpmask = aEsd->GetHeader()->GetL0TriggerInputs();
864 return (inpmask & (1<<(input-1)));
865}
866
867Bool_t AliTriggerAnalysis::IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const
868{
869 // Checks if corresponding bit in mask is on
870
871 UInt_t inpmask = aEsd->GetHeader()->GetL1TriggerInputs();
872 return (inpmask & (1<<(input-1)));
873}
874
875Bool_t AliTriggerAnalysis::IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const
876{
877 // Checks if corresponding bit in mask is on
878
879 UInt_t inpmask = aEsd->GetHeader()->GetL2TriggerInputs();
880 return (inpmask & (1<<(input-1)));
881}
882
883void AliTriggerAnalysis::FillHistograms(const AliESDEvent* aEsd)
ff8c4f30 884{
907972ff 885 // fills the histograms with the info from the ESD
886
c2fff146 887 fHistBitsSPD->Fill(SPDFiredChips(aEsd, 0), SPDFiredChips(aEsd, 1, kTRUE));
907972ff 888
97fa3cbc 889 V0Trigger(aEsd, kASide, kFALSE, kTRUE);
890 V0Trigger(aEsd, kCSide, kFALSE, kTRUE);
559b5ed7 891 T0Trigger(aEsd, kFALSE, kTRUE);
ce08cb1f 892 ZDCTDCTrigger(aEsd,kASide,kFALSE,kFALSE,kTRUE);
102cfd12 893 ZDCTimeTrigger(aEsd,kTRUE);
1ea7a921 894 IsSPDClusterVsTrackletBG(aEsd, kTRUE);
ce08cb1f 895
907972ff 896 AliESDZDC* zdcData = aEsd->GetESDZDC();
897 if (zdcData)
898 {
899 UInt_t quality = zdcData->GetESDQuality();
900
901 // from Nora's presentation, general first physics meeting 16.10.09
902 static UInt_t zpc = 0x20;
903 static UInt_t znc = 0x10;
904 static UInt_t zem1 = 0x08;
905 static UInt_t zem2 = 0x04;
906 static UInt_t zpa = 0x02;
907 static UInt_t zna = 0x01;
908
909 fHistZDC->Fill(1, quality & zna);
910 fHistZDC->Fill(2, quality & zpa);
911 fHistZDC->Fill(3, quality & zem2);
912 fHistZDC->Fill(4, quality & zem1);
913 fHistZDC->Fill(5, quality & znc);
914 fHistZDC->Fill(6, quality & zpc);
915 }
916 else
917 {
918 fHistZDC->Fill(-1);
919 AliError("AliESDZDC not available");
920 }
921
4011b280 922 if (fDoFMD) {
923 fHistFMDA->Fill(FMDHitCombinations(aEsd, kASide, kTRUE));
924 fHistFMDC->Fill(FMDHitCombinations(aEsd, kCSide, kTRUE));
925 }
907972ff 926}
c01a136b 927
928void AliTriggerAnalysis::FillTriggerClasses(const AliESDEvent* aEsd)
929{
930 // fills trigger classes map
931
932 TParameter<Long64_t>* count = dynamic_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(aEsd->GetFiredTriggerClasses().Data()));
933 if (!count)
934 {
935 count = new TParameter<Long64_t>(aEsd->GetFiredTriggerClasses(), 0);
936 fTriggerClasses->Add(new TObjString(aEsd->GetFiredTriggerClasses().Data()), count);
937 }
938 count->SetVal(count->GetVal() + 1);
c01a136b 939}
907972ff 940
85c71ba7 941Int_t AliTriggerAnalysis::SSDClusters(const AliESDEvent* aEsd)
942{
943 // returns the number of clusters in the SSD
944 const AliMultiplicity* mult = aEsd->GetMultiplicity();
945 Int_t clusters = mult->GetNumberOfITSClusters(4)+mult->GetNumberOfITSClusters(5);
946 return clusters;
947}
948
949
29533987 950Int_t AliTriggerAnalysis::SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists, Int_t layer)
907972ff 951{
952 // returns the number of fired chips in the SPD
90dc86e9 953 //
954 // origin = 0 --> aEsd->GetMultiplicity()->GetNumberOfFiredChips() (filled from clusters)
955 // origin = 1 --> aEsd->GetMultiplicity()->TestFastOrFiredChips() (from hardware bits)
29533987 956 // layer = 0 --> both layers
957 // layer = 1 --> inner
958 // layer = 2 --> outer
ff8c4f30 959
ff8c4f30 960 const AliMultiplicity* mult = aEsd->GetMultiplicity();
961 if (!mult)
962 {
963 AliError("AliMultiplicity not available");
907972ff 964 return -1;
ff8c4f30 965 }
90dc86e9 966
29533987 967 if (origin == 0){
968 if (layer == 0)
969 return mult->GetNumberOfFiredChips(0) + mult->GetNumberOfFiredChips(1);
970
971 return mult->GetNumberOfFiredChips(layer-1);
972 }
90dc86e9 973
974 if (origin == 1)
975 {
976 Int_t nChips = 0;
29533987 977 Int_t firstChip = 0;
978 Int_t lastChip = 1200;
979 if(layer == 1)
980 lastChip = 400;
981 if(layer == 2)
982 firstChip = 400;
983
8dec6e35 984 for (Int_t i=firstChip; i<lastChip; i++)
733f0542 985 {
90dc86e9 986 if (mult->TestFastOrFiredChips(i) == kTRUE)
c2fff146 987 {
733f0542 988 // efficiency simulation (if enabled)
989 if (fSPDGFOEfficiency)
990 {
991 if (gRandom->Uniform() > fSPDGFOEfficiency->GetBinContent(i+1))
992 continue;
993 }
994
90dc86e9 995 nChips++;
61899827 996 if (fillHists)
c2fff146 997 fHistFiredBitsSPD->Fill(i);
998 }
733f0542 999 }
90dc86e9 1000 return nChips;
1001 }
1002
1003 return -1;
907972ff 1004}
1005
61899827 1006Bool_t AliTriggerAnalysis::SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin)
907972ff 1007{
1008 // Returns if the SPD gave a global Fast OR trigger
1009
c2fff146 1010 Int_t firedChips = SPDFiredChips(aEsd, origin);
ff8c4f30 1011
1012 if (firedChips >= fSPDGFOThreshold)
1013 return kTRUE;
1014 return kFALSE;
1015}
1016
1ea7a921 1017Bool_t AliTriggerAnalysis::IsSPDClusterVsTrackletBG(const AliESDEvent* aEsd, Bool_t fillHists){
1018 //rejects BG based on the cluster vs tracklet correlation
1019 // returns true if the event is BG
1020 const AliMultiplicity* mult = aEsd->GetMultiplicity();
1021 if (!mult){
1022 AliFatal("No multiplicity object"); // TODO: Should this be fatal?
1023 }
1024 Int_t ntracklet = mult->GetNumberOfTracklets();
1025
1026 Int_t spdClusters = 0;
1027 for(Int_t ilayer = 0; ilayer < 2; ilayer++){
1028 spdClusters += mult->GetNumberOfITSClusters(ilayer);
1029 }
1030
1031 if(fillHists) {
1032 fHistSPDClsVsTrk->Fill(ntracklet,spdClusters);
1033 }
1034
1035 Bool_t isCvsTOk = kFALSE;
1036 Float_t limit = Float_t(fASPDCvsTCut) + Float_t(ntracklet) * fBSPDCvsTCut;
1037 if (spdClusters > limit) isCvsTOk = kTRUE;
1038 else isCvsTOk = kFALSE ;
1039
1040 return isCvsTOk;
1041
1042}
1043
1044
97fa3cbc 1045AliTriggerAnalysis::V0Decision AliTriggerAnalysis::V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists)
ff8c4f30 1046{
c01a136b 1047 // Returns the V0 trigger decision in V0A | V0C
1048 //
733f0542 1049 // Returns kV0Fake if the calculated average time is in a window where neither BB nor BG is expected.
1050 // The rate of such triggers can be used to estimate the background. Note that the rate has to be
1051 // rescaled with the size of the windows (numerical values see below in the code)
1052 //
97fa3cbc 1053 // argument 'online' is used as a switch between online and offline trigger algorithms
1054 //
733f0542 1055 // Based on an algorithm by Cvetan Cheshkov
b85bbd53 1056
c01a136b 1057 AliESDVZERO* esdV0 = aEsd->GetVZEROData();
1058 if (!esdV0)
ff8c4f30 1059 {
1060 AliError("AliESDVZERO not available");
c01a136b 1061 return kV0Invalid;
ff8c4f30 1062 }
b85bbd53 1063 AliDebug(2,Form("In V0Trigger: %f %f",esdV0->GetV0ATime(),esdV0->GetV0CTime()));
97fa3cbc 1064
b85bbd53 1065 Int_t begin = -1;
1066 Int_t end = -1;
1067
1068 if (side == kASide)
1069 {
1070 begin = 32;
1071 end = 64;
1072 }
1073 else if (side == kCSide)
1074 {
1075 begin = 0;
1076 end = 32;
1077 }
1078 else
1079 return kV0Invalid;
1080
1081 if (esdV0->TestBit(AliESDVZERO::kDecisionFilled)) {
988dd3a4 1082 if (online) {
b85bbd53 1083 if (esdV0->TestBit(AliESDVZERO::kOnlineBitsFilled)) {
1084 for (Int_t i = begin; i < end; ++i) {
1085 if (esdV0->GetBBFlag(i)) return kV0BB;
1086 }
1087 for (Int_t i = begin; i < end; ++i) {
1088 if (esdV0->GetBGFlag(i)) return kV0BG;
1089 }
1090 return kV0Empty;
1091 }
1092 else {
1093 AliWarning("V0 online trigger analysis is not yet available!");
1094 return kV0BB;
1095 }
988dd3a4 1096 }
1097 else {
1098
1099 if (fillHists) {
1100 if (side == kASide && fHistV0A)
1101 fHistV0A->Fill(esdV0->GetV0ATime());
1102 if (side == kCSide && fHistV0C)
1103 fHistV0C->Fill(esdV0->GetV0CTime());
1104 }
1105
1106 if (side == kASide) return (V0Decision)esdV0->GetV0ADecision();
1107 else if (side == kCSide) return (V0Decision)esdV0->GetV0CDecision();
1108 else return kV0Invalid;
1109 }
1110 }
1111
c01a136b 1112 Float_t time = 0;
bcd135ec 1113 Float_t weight = 0;
97fa3cbc 1114 if (fMC)
1115 {
1116 Int_t runRange;
1117 if (aEsd->GetRunNumber() <= 104803) runRange = 0;
1118 else if (aEsd->GetRunNumber() <= 104876) runRange = 1;
1119 else runRange = 2;
1120
1121 Float_t factors[3][64] = {
1122 // runs: 104792-104803
1123 {4.6,5.9,6.3,6.0,4.7,5.9,4.9,5.4,4.8,4.1,4.9,4.6,4.5,5.5,5.1,5.8,4.3,4.0,4.0,3.3,3.1,2.9,3.0,5.6,3.3,4.9,3.9,5.3,4.1,4.4,3.9,5.5,5.7,9.5,5.1,5.3,6.6,7.1,8.9,4.4,4.1,5.9,9.0,4.5,4.1,6.0,4.7,7.1,4.2,4.7,3.9,6.3,5.9,4.8,4.7,4.5,4.7,5.4,5.8,5.0,5.1,5.9,5.3,3.6},
1124 // runs: 104841-104876
1125 {4.6,4.8,4.9,4.8,4.3,4.9,4.4,4.5,4.6,5.0,4.7,4.6,4.7,4.6,4.6,5.5,4.7,4.5,4.7,5.0,6.5,7.6,5.3,4.9,5.5,4.8,4.6,4.9,4.5,4.5,4.6,4.9,5.7,9.8,4.9,5.2,7.1,7.1,8.1,4.4,4.0,6.0,8.3,4.6,4.2,5.6,4.6,6.4,4.4,4.7,4.5,6.5,6.0,4.7,4.5,4.4,4.8,5.5,5.9,5.3,5.0,5.7,5.1,3.6},
1126 // runs: 104890-92
1127 {4.7,5.2,4.8,5.0,4.4,5.0,4.4,4.6,4.6,4.5,4.4,4.6,4.5,4.6,4.8,5.5,4.8,4.5,4.4,4.3,5.4,7.7,5.6,5.0,5.4,4.3,4.5,4.8,4.5,4.5,4.6,5.3,5.7,9.6,4.9,5.4,6.1,7.2,8.6,4.4,4.0,5.4,8.8,4.4,4.2,5.8,4.7,6.7,4.3,4.7,4.0,6.1,6.0,4.9,4.8,4.6,4.7,5.2,5.7,5.0,5.0,5.8,5.3,3.6}
1128 };
1129 Float_t dA = 77.4 - 11.0;
1130 Float_t dC = 77.4 - 2.9;
1131 // Time misalignment
1132 Float_t timeShift[64] = {0.477957 , 0.0889999 , 0.757669 , 0.205439 , 0.239666 , -0.183705 , 0.442873 , -0.281366 , 0.260976 , 0.788995 , 0.974758 , 0.548532 , 0.495023 , 0.868472 , 0.661167 , 0.358307 , 0.221243 , 0.530179 , 1.26696 , 1.33082 , 1.27086 , 1.77133 , 1.10253 , 0.634806 , 2.14838 , 1.50212 , 1.59253 , 1.66122 , 1.16957 , 1.52056 , 1.47791 , 1.81905 , -1.94123 , -1.29124 , -2.16045 , -1.78939 , -3.11111 , -1.87178 , -1.57671 , -1.70311 , -1.81208 , -1.94475 , -2.53058 , -1.7042 , -2.08109 , -1.84416 , -0.61073 , -1.77145 , 0.16999 , -0.0585339 , 0.00401133 , 0.397726 , 0.851111 , 0.264187 , 0.59573 , -0.158263 , 0.584362 , 1.20835 , 0.927573 , 1.13895 , 0.64648 , 2.18747 , 1.68909 , 0.451194};
1133 Float_t dA2 = 2.8, dC2 = 3.3;
1134
1135 if (online) {
1136 for (Int_t i = begin; i < end; ++i) {
1137 Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i];
1138 Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2;
1139 if (esdV0->GetTime(i) >= 1e-6 &&
1140 tempTime > fV0HwWinLow && tempTime < fV0HwWinHigh &&
1141 tempAdc > fV0HwAdcThr)
1142 return kV0BB;
1143 }
1144 return kV0Empty;
1145 }
1146 else {
1147 for (Int_t i = begin; i < end; ++i) {
1148 Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i];
1149 Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA : esdV0->GetTime(i)+dC;
1150 Float_t tempRawTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2;
1151 if (esdV0->GetTime(i) >= 1e-6 &&
1152 tempRawTime < 125.0 &&
1153 tempAdc > fV0AdcThr) {
1154 weight += 1.0;
1155 time += tempTime;
1156 }
1157 }
1158 }
1159 }
1160 else {
8b16e464 1161 if (online) {
1162 for (Int_t i = begin; i < end; ++i) {
1163 if (esdV0->GetTime(i) >= 1e-6 &&
1164 esdV0->GetTime(i) > fV0HwWinLow && esdV0->GetTime(i) < fV0HwWinHigh &&
1165 esdV0->GetAdc(i) > fV0HwAdcThr)
1166 return kV0BB;
1167 }
1168 return kV0Empty;
1169 }
1170 else {
1171 for (Int_t i = begin; i < end; ++i) {
1172 if (esdV0->GetTime(i) > 1e-6 && esdV0->GetAdc(i) > fV0AdcThr) {
2078f478 1173 Float_t correctedTime = V0CorrectLeadingTime(i, esdV0->GetTime(i), esdV0->GetAdc(i),aEsd->GetRunNumber());
8b16e464 1174 Float_t timeWeight = V0LeadingTimeWeight(esdV0->GetAdc(i));
1175 time += correctedTime*timeWeight;
97fa3cbc 1176
8b16e464 1177 weight += timeWeight;
1178 }
97fa3cbc 1179 }
c01a136b 1180 }
1181 }
907972ff 1182
bcd135ec 1183 if (weight > 0)
1184 time /= weight;
90a4610a 1185 time += fV0TimeOffset;
c01a136b 1186
1187 if (fillHists)
1188 {
1189 if (side == kASide && fHistV0A)
1190 fHistV0A->Fill(time);
1191 if (side == kCSide && fHistV0C)
1192 fHistV0C->Fill(time);
1193 }
907972ff 1194
c01a136b 1195 if (side == kASide)
1196 {
6dc2503d 1197 if (time > 68 && time < 100)
c01a136b 1198 return kV0BB;
bcd135ec 1199 if (time > 54 && time < 57.5)
c01a136b 1200 return kV0BG;
6dc2503d 1201 if (time > 57.5 && time < 68)
733f0542 1202 return kV0Fake;
c01a136b 1203 }
907972ff 1204
c01a136b 1205 if (side == kCSide)
1206 {
6dc2503d 1207 if (time > 75.5 && time < 100)
c01a136b 1208 return kV0BB;
bcd135ec 1209 if (time > 69.5 && time < 73)
c01a136b 1210 return kV0BG;
733f0542 1211 if (time > 55 && time < 69.5)
1212 return kV0Fake;
c01a136b 1213 }
1214
1215 return kV0Empty;
1216}
1217
2078f478 1218Float_t AliTriggerAnalysis::V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc, Int_t runNumber) const
c01a136b 1219{
1220 // Correct for slewing and align the channels
1221 //
bcd135ec 1222 // Authors: Cvetan Cheshkov / Raphael Tieulent
c01a136b 1223
1224 if (time == 0) return 0;
1225
bcd135ec 1226 // Time alignment
1227 Float_t timeShift[64] = {0.477957 , 0.0889999 , 0.757669 , 0.205439 , 0.239666 , -0.183705 , 0.442873 , -0.281366 , 0.260976 , 0.788995 , 0.974758 , 0.548532 , 0.495023 , 0.868472 , 0.661167 , 0.358307 , 0.221243 , 0.530179 , 1.26696 , 1.33082 , 1.27086 , 1.77133 , 1.10253 , 0.634806 , 2.14838 , 1.50212 , 1.59253 , 1.66122 , 1.16957 , 1.52056 , 1.47791 , 1.81905 , -1.94123 , -1.29124 , -2.16045 , -1.78939 , -3.11111 , -1.87178 , -1.57671 , -1.70311 , -1.81208 , -1.94475 , -2.53058 , -1.7042 , -2.08109 , -1.84416 , -0.61073 , -1.77145 , 0.16999 , -0.0585339 , 0.00401133 , 0.397726 , 0.851111 , 0.264187 , 0.59573 , -0.158263 , 0.584362 , 1.20835 , 0.927573 , 1.13895 , 0.64648 , 2.18747 , 1.68909 , 0.451194};
1228
2078f478 1229 if(runNumber < 106031)
1230 time -= timeShift[i];
c01a136b 1231
1232 // Slewing correction
1233 if (adc == 0) return time;
1234
bcd135ec 1235 Float_t p1 = 1.57345e1;
1236 Float_t p2 =-4.25603e-1;
1237
2078f478 1238 if(runNumber >= 106031) adc *= (2.5/4.0);
bcd135ec 1239 return (time - p1*TMath::Power(adc,p2));
1240}
1241
1242Float_t AliTriggerAnalysis::V0LeadingTimeWeight(Float_t adc) const
1243{
1244 if (adc < 1e-6) return 0;
1245
1246 Float_t p1 = 40.211;
1247 Float_t p2 =-4.25603e-1;
1248 Float_t p3 = 0.5646;
1249
1250 return 1./(p1*p1*TMath::Power(adc,2.*(p2-1.))+p3*p3);
ff8c4f30 1251}
1252
ce08cb1f 1253
1254Bool_t AliTriggerAnalysis::ZDCTDCTrigger(const AliESDEvent* aEsd, AliceSide side, Bool_t useZN, Bool_t useZP, Bool_t fillHists) const
1255{
1256 // Returns if ZDC triggered, based on TDC information
1257
1258 AliESDZDC *esdZDC = aEsd->GetESDZDC();
1259
6a7f284a 1260 Bool_t zdcNA = kFALSE;
1261 Bool_t zdcNC = kFALSE;
1262 Bool_t zdcPA = kFALSE;
1263 Bool_t zdcPC = kFALSE;
1264
1265 if (fMC) {
1266 // If it's MC, we use the energy
1267 Double_t minEnergy = 0;
1268 Double_t zNCEnergy = esdZDC->GetZDCN1Energy();
1269 Double_t zPCEnergy = esdZDC->GetZDCP1Energy();
1270 Double_t zNAEnergy = esdZDC->GetZDCN2Energy();
1271 Double_t zPAEnergy = esdZDC->GetZDCP2Energy();
1272 zdcNA = (zNAEnergy>minEnergy);
1273 zdcNC = (zNCEnergy>minEnergy);
1274 zdcPA = (zPAEnergy>minEnergy);
1275 zdcPC = (zPCEnergy>minEnergy);
1276
1277 }
1278 else {
1279
1280 Bool_t tdc[32] = {kFALSE};
1281 for(Int_t itdc=0; itdc<32; itdc++){
1282 for(Int_t i=0; i<4; i++){
102cfd12 1283 if (esdZDC->GetZDCTDCData(itdc, i) != 0){
6a7f284a 1284 tdc[itdc] = kTRUE;
1285 }
ce08cb1f 1286 }
6a7f284a 1287 if(fillHists && tdc[itdc]) {
1288 fHistTDCZDC->Fill(itdc);
1289 }
ce08cb1f 1290 }
6a7f284a 1291 zdcNA = tdc[12];
1292 zdcNC = tdc[10];
1293 zdcPA = tdc[13];
1294 zdcPC = tdc[11];
ce08cb1f 1295 }
ce08cb1f 1296
1297 if (side == kASide) return ((useZP&&zdcPA) || (useZN&&zdcNA));
1298 if (side == kCSide) return ((useZP&&zdcPC) || (useZN&&zdcNC));
1299 return kFALSE;
1300}
1301
102cfd12 1302Bool_t AliTriggerAnalysis::ZDCTimeTrigger(const AliESDEvent *aEsd, Bool_t fillHists) const
1303{
1304 // This method implements a selection
1305 // based on the timing in both sides of zdcN
1306 // It can be used in order to eliminate
1307 // parasitic collisions
1308 Bool_t zdcAccept = kFALSE;
102cfd12 1309 AliESDZDC *esdZDC = aEsd->GetESDZDC();
1310
869f9767 1311 if(fMC) {
1312 UInt_t esdFlag = esdZDC->GetESDQuality();
1313
1314 Bool_t znaFired=kFALSE, zpaFired=kFALSE;
1315 Bool_t zem1Fired=kFALSE, zem2Fired=kFALSE;
1316 Bool_t zncFired=kFALSE, zpcFired=kFALSE;
1317 //
1318 // **** Trigger patterns
1319 if((esdFlag & 0x00000001) == 0x00000001) znaFired=kTRUE;
1320 if((esdFlag & 0x00000002) == 0x00000002) zpaFired=kTRUE;
1321 if((esdFlag & 0x00000004) == 0x00000004) zem1Fired=kTRUE;
1322 if((esdFlag & 0x00000008) == 0x00000008) zem2Fired=kTRUE;
1323 if((esdFlag & 0x00000010) == 0x00000010) zncFired=kTRUE;
1324 if((esdFlag & 0x00000020) == 0x00000020) zpcFired=kTRUE;
1325 zdcAccept = (znaFired | zncFired);
1326 }
1327 else {
869f9767 1328 for(Int_t i = 0; i < 4; ++i) {
1329 if (esdZDC->GetZDCTDCData(10,i) != 0) {
1330 Float_t tdcC = 0.025*(esdZDC->GetZDCTDCData(10,i)-esdZDC->GetZDCTDCData(14,i));
fcb18b05 1331 Float_t tdcCcorr = esdZDC->GetZDCTDCCorrected(10,i);
869f9767 1332 for(Int_t j = 0; j < 4; ++j) {
1333 if (esdZDC->GetZDCTDCData(12,j) != 0) {
1334 Float_t tdcA = 0.025*(esdZDC->GetZDCTDCData(12,j)-esdZDC->GetZDCTDCData(14,j));
7c55ebd9 1335
fcb18b05 1336 Float_t tdcAcorr = esdZDC->GetZDCTDCCorrected(12,j);
1337 if(fillHists) {
1338 fHistTimeZDC->Fill(tdcC-tdcA,tdcC+tdcA);
1339 fHistTimeCorrZDC->Fill(tdcCcorr-tdcAcorr,tdcCcorr+tdcAcorr);
1340 }
1341 if (esdZDC->TestBit(AliESDZDC::kCorrectedTDCFilled)) {
d6305a15 1342 if (((tdcCcorr-tdcAcorr-fZDCCutRefDeltaCorr)*(tdcCcorr-tdcAcorr-fZDCCutRefDeltaCorr)/(fZDCCutSigmaDeltaCorr*fZDCCutSigmaDeltaCorr) +
1343 (tdcCcorr+tdcAcorr-fZDCCutRefSumCorr)*(tdcCcorr+tdcAcorr-fZDCCutRefSumCorr)/(fZDCCutSigmaSumCorr*fZDCCutSigmaSumCorr))< 1.0)
fcb18b05 1344 zdcAccept = kTRUE;
1345 }
1346 else {
7c55ebd9 1347 if (((tdcC-tdcA-fZDCCutRefDelta)*(tdcC-tdcA-fZDCCutRefDelta)/(fZDCCutSigmaDelta*fZDCCutSigmaDelta) +
1348 (tdcC+tdcA-fZDCCutRefSum)*(tdcC+tdcA-fZDCCutRefSum)/(fZDCCutSigmaSum*fZDCCutSigmaSum))< 1.0)
fcb18b05 1349 zdcAccept = kTRUE;
1350 }
869f9767 1351 }
102cfd12 1352 }
1353 }
1354 }
1355 }
102cfd12 1356 return zdcAccept;
1357}
1358
70fdd197 1359Bool_t AliTriggerAnalysis::ZDCTrigger(const AliESDEvent* aEsd, AliceSide side) const
ff8c4f30 1360{
1361 // Returns if ZDC triggered
1362
c8d3e441 1363 AliESDZDC* zdcData = aEsd->GetESDZDC();
1364 if (!zdcData)
1365 {
1366 AliError("AliESDZDC not available");
1367 return kFALSE;
1368 }
1369
1370 UInt_t quality = zdcData->GetESDQuality();
1371
1372 // from Nora's presentation, general first physics meeting 16.10.09
1373 static UInt_t zpc = 0x20;
1374 static UInt_t znc = 0x10;
1375 static UInt_t zem1 = 0x08;
1376 static UInt_t zem2 = 0x04;
1377 static UInt_t zpa = 0x02;
1378 static UInt_t zna = 0x01;
1379
1380 if (side == kASide && ((quality & zpa) || (quality & zna)))
1381 return kTRUE;
1382 if (side == kCentralBarrel && ((quality & zem1) || (quality & zem2)))
1383 return kTRUE;
1384 if (side == kCSide && ((quality & zpc) || (quality & znc)))
1385 return kTRUE;
ff8c4f30 1386
1387 return kFALSE;
1388}
1389
61899827 1390Int_t AliTriggerAnalysis::FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists)
ff8c4f30 1391{
907972ff 1392 // returns number of hit combinations agove threshold
7a11141c 1393 //
1394 // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger)
ff8c4f30 1395
4011b280 1396 if (!fDoFMD)
1397 return -1;
1398
7a11141c 1399 // Workaround for AliESDEvent::GetFMDData is not const!
1400 const AliESDFMD* fmdData = (const_cast<AliESDEvent*>(aEsd))->GetFMDData();
1401 if (!fmdData)
1402 {
1403 AliError("AliESDFMD not available");
907972ff 1404 return -1;
7a11141c 1405 }
1406
1407 Int_t detFrom = (side == kASide) ? 1 : 3;
1408 Int_t detTo = (side == kASide) ? 2 : 3;
1409
907972ff 1410 Int_t triggers = 0;
7a11141c 1411 Float_t totalMult = 0;
1412 for (UShort_t det=detFrom;det<=detTo;det++) {
1413 Int_t nRings = (det == 1 ? 1 : 2);
1414 for (UShort_t ir = 0; ir < nRings; ir++) {
1415 Char_t ring = (ir == 0 ? 'I' : 'O');
1416 UShort_t nsec = (ir == 0 ? 20 : 40);
1417 UShort_t nstr = (ir == 0 ? 512 : 256);
039db886 1418 for (UShort_t sec =0; sec < nsec; sec++) {
1419 for (UShort_t strip = 0; strip < nstr; strip++) {
1420 Float_t mult = fmdData->Multiplicity(det,ring,sec,strip);
1421 if (mult == AliESDFMD::kInvalidMult) continue;
1422
61899827 1423 if (fillHists)
907972ff 1424 fHistFMDSingle->Fill(mult);
1425
039db886 1426 if (mult > fFMDLowCut)
1427 totalMult = totalMult + mult;
1428 else
907972ff 1429 {
1430 if (totalMult > fFMDHitCut)
1431 triggers++;
1432
61899827 1433 if (fillHists)
907972ff 1434 fHistFMDSum->Fill(totalMult);
1435
1436 totalMult = 0;
1437 }
039db886 1438 }
7a11141c 1439 }
1440 }
1441 }
907972ff 1442
1443 return triggers;
1444}
1445
61899827 1446Bool_t AliTriggerAnalysis::FMDTrigger(const AliESDEvent* aEsd, AliceSide side)
907972ff 1447{
1448 // Returns if the FMD triggered
1449 //
1450 // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger)
1451
1452 Int_t triggers = FMDHitCombinations(aEsd, side, kFALSE);
1453
1454 if (triggers > 0)
1455 return kTRUE;
1456
ff8c4f30 1457 return kFALSE;
1458}
907972ff 1459
70fdd197 1460Long64_t AliTriggerAnalysis::Merge(TCollection* list)
907972ff 1461{
1462 // Merge a list of AliMultiplicityCorrection objects with this (needed for
1463 // PROOF).
1464 // Returns the number of merged objects (including this).
1465
1466 if (!list)
1467 return 0;
1468
1469 if (list->IsEmpty())
1470 return 1;
1471
1472 TIterator* iter = list->MakeIterator();
1473 TObject* obj;
1474
1475 // collections of all histograms
559b5ed7 1476 const Int_t nHists = 14;
907972ff 1477 TList collections[nHists];
1478
1479 Int_t count = 0;
1480 while ((obj = iter->Next())) {
1481
70fdd197 1482 AliTriggerAnalysis* entry = dynamic_cast<AliTriggerAnalysis*> (obj);
907972ff 1483 if (entry == 0)
1484 continue;
1485
c01a136b 1486 Int_t n = 0;
1487 collections[n++].Add(entry->fHistV0A);
1488 collections[n++].Add(entry->fHistV0C);
1489 collections[n++].Add(entry->fHistZDC);
ce08cb1f 1490 collections[n++].Add(entry->fHistTDCZDC);
102cfd12 1491 collections[n++].Add(entry->fHistTimeZDC);
fcb18b05 1492 collections[n++].Add(entry->fHistTimeCorrZDC);
c01a136b 1493 collections[n++].Add(entry->fHistFMDA);
1494 collections[n++].Add(entry->fHistFMDC);
1495 collections[n++].Add(entry->fHistFMDSingle);
1496 collections[n++].Add(entry->fHistFMDSum);
1497 collections[n++].Add(entry->fHistBitsSPD);
1498 collections[n++].Add(entry->fHistFiredBitsSPD);
1ea7a921 1499 collections[n++].Add(entry->fHistSPDClsVsTrk);
559b5ed7 1500 collections[n++].Add(entry->fHistT0);
c01a136b 1501
1502 // merge fTriggerClasses
1503 TIterator* iter2 = entry->fTriggerClasses->MakeIterator();
73dc876a 1504 TObjString* obj2 = 0;
1505 while ((obj2 = dynamic_cast<TObjString*> (iter2->Next())))
c01a136b 1506 {
c2a5a2b9 1507 TParameter<Long64_t>* param2 = static_cast<TParameter<Long64_t>*> (entry->fTriggerClasses->GetValue(obj2));
c01a136b 1508
73dc876a 1509 TParameter<Long64_t>* param1 = dynamic_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(obj2));
c01a136b 1510 if (param1)
1511 {
1512 param1->SetVal(param1->GetVal() + param2->GetVal());
1513 }
1514 else
1515 {
1516 param1 = dynamic_cast<TParameter<Long64_t>*> (param2->Clone());
73dc876a 1517 fTriggerClasses->Add(new TObjString(obj2->String()), param1);
c01a136b 1518 }
1519 }
1520
1521 delete iter2;
1522
907972ff 1523 count++;
1524 }
1525
c01a136b 1526 Int_t n = 0;
1527 fHistV0A->Merge(&collections[n++]);
1528 fHistV0C->Merge(&collections[n++]);
1529 fHistZDC->Merge(&collections[n++]);
ce08cb1f 1530 fHistTDCZDC->Merge(&collections[n++]);
92b1d068 1531 if (fHistTimeZDC)
1532 fHistTimeZDC->Merge(&collections[n++]);
1533 else
1534 n++;
fcb18b05 1535 if (fHistTimeCorrZDC)
1536 fHistTimeCorrZDC->Merge(&collections[n++]);
1537 else
1538 n++;
c01a136b 1539 fHistFMDA->Merge(&collections[n++]);
1540 fHistFMDC->Merge(&collections[n++]);
1541 fHistFMDSingle->Merge(&collections[n++]);
1542 fHistFMDSum->Merge(&collections[n++]);
1543 fHistBitsSPD->Merge(&collections[n++]);
1544 fHistFiredBitsSPD->Merge(&collections[n++]);
1ea7a921 1545 fHistSPDClsVsTrk->Merge(&collections[n++]);
559b5ed7 1546 fHistT0->Merge(&collections[n++]);
907972ff 1547 delete iter;
1548
1549 return count+1;
1550}
1551
61899827 1552void AliTriggerAnalysis::SaveHistograms() const
907972ff 1553{
1554 // write histograms to current directory
1555
c01a136b 1556 if (!fHistBitsSPD)
907972ff 1557 return;
1558
d988bfb0 1559 if (fHistBitsSPD) {
1560 fHistBitsSPD->Write();
1561 fHistBitsSPD->ProjectionX();
1562 fHistBitsSPD->ProjectionY();
1563 }
1564 else Printf("Cannot save fHistBitsSPD");
1565 if (fHistFiredBitsSPD) fHistFiredBitsSPD->Write();
1566 else Printf("Cannot save fHistFiredBitsSPD");
1567 if (fHistV0A) fHistV0A->Write();
1568 else Printf("Cannot save fHistV0A");
1569 if (fHistV0C) fHistV0C->Write();
1570 else Printf("Cannot save fHistV0C");
1571 if (fHistZDC) fHistZDC->Write();
1572 else Printf("Cannot save fHistZDC");
1573 if (fHistTDCZDC) fHistTDCZDC->Write();
1574 else Printf("Cannot save fHistTDCZDC");
1575 if (fHistTimeZDC) fHistTimeZDC->Write();
1576 else Printf("Cannot save fHistTimeZDC");
fcb18b05 1577 if (fHistTimeCorrZDC) fHistTimeCorrZDC->Write();
1578 else Printf("Cannot save fHistTimeCorrZDC");
d988bfb0 1579 if (fHistFMDA) fHistFMDA->Write();
1580 else Printf("Cannot save fHistFMDA");
1581 if (fHistFMDC) fHistFMDC->Write();
1582 else Printf("Cannot save fHistFMDC");
1583 if (fHistFMDSingle) fHistFMDSingle->Write();
1584 else Printf("Cannot save fHistFMDSingle");
1585 if (fHistFMDSum) fHistFMDSum->Write();
1586 else Printf("Cannot save fHistFMDSum");
1587 if (fSPDGFOEfficiency) fSPDGFOEfficiency->Write("fSPDGFOEfficiency");
1ea7a921 1588 if (fHistSPDClsVsTrk) fHistSPDClsVsTrk->Write("fHistSPDClsVsTrk");
559b5ed7 1589 if (fHistT0) fHistT0->Write("fHistT0");
1590
8dec6e35 1591 // else Printf("Cannot save fSPDGFOEfficiency");
733f0542 1592
c01a136b 1593 fTriggerClasses->Write("fTriggerClasses", TObject::kSingleKey);
1594}
1595
1596void AliTriggerAnalysis::PrintTriggerClasses() const
1597{
1598 // print trigger classes
1599
1600 Printf("Trigger Classes:");
1601
35fb1e58 1602 Printf("Event count for trigger combinations:");
1603
1604 TMap singleTrigger;
1605 singleTrigger.SetOwner();
1606
c01a136b 1607 TIterator* iter = fTriggerClasses->MakeIterator();
1608 TObjString* obj = 0;
1609 while ((obj = dynamic_cast<TObjString*> (iter->Next())))
1610 {
35fb1e58 1611 TParameter<Long64_t>* param = static_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(obj));
1612
e8b839ab 1613 Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal());
c01a136b 1614
35fb1e58 1615 TObjArray* tokens = obj->String().Tokenize(" ");
1616 for (Int_t i=0; i<tokens->GetEntries(); i++)
1617 {
1618 TParameter<Long64_t>* count = dynamic_cast<TParameter<Long64_t>*> (singleTrigger.GetValue(((TObjString*) tokens->At(i))->String().Data()));
1619 if (!count)
1620 {
1621 count = new TParameter<Long64_t>(((TObjString*) tokens->At(i))->String().Data(), 0);
1622 singleTrigger.Add(new TObjString(((TObjString*) tokens->At(i))->String().Data()), count);
1623 }
1624 count->SetVal(count->GetVal() + param->GetVal());
1625 }
1626
1627 delete tokens;
c01a136b 1628 }
35fb1e58 1629 delete iter;
1630
1631 Printf("Event count for single trigger:");
1632
1633 iter = singleTrigger.MakeIterator();
1634 while ((obj = dynamic_cast<TObjString*> (iter->Next())))
1635 {
1636 TParameter<Long64_t>* param = static_cast<TParameter<Long64_t>*> (singleTrigger.GetValue(obj));
1637
e8b839ab 1638 Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal());
35fb1e58 1639 }
1640 delete iter;
1641
1642 singleTrigger.DeleteAll();
907972ff 1643}
7c55ebd9 1644
1645
559b5ed7 1646//----------------------------------------------------------------------------------------------------
1647AliTriggerAnalysis::T0Decision AliTriggerAnalysis::T0Trigger(const AliESDEvent* aEsd, Bool_t online, Bool_t fillHists)
1648{
1649 // Returns the T0 TVDC trigger decision
1650 //
1651 // argument 'online' is used as a switch between online and offline trigger algorithms
1652 // in online mode return 0TVX
1653 // in offline mode in addition check pile-up and background :
1654 // pile-up readed from ESD: check if TVDC (0TVX module name) has more 1 hit;
1655 // backgroud flag readed from ESD : check in given time interval OrA and OrC were correct but TVDC not
1656 //
1657 // Based on an algorithm by Alla Maevskaya
1658
1659 const AliESDTZERO* esdT0 = aEsd->GetESDTZERO();
1660 if (!esdT0)
1661 {
1662 AliError("AliESDTZERO not available");
1663 return kT0Invalid;
1664 }
1665 //???? AliDebug(2,Form("In T0Trigger: %f %f",esdV0->GetV0ATime(),esdV0->GetV0CTime()));
1666 Float_t tvdc[5] ;
1667 for (Int_t ii=0; ii<5; ii++)
1668 tvdc[ii] = esdT0->GetTVDC(ii);
1669 Int_t trig=esdT0->GetT0Trig();
1670 // cout<<" T0 trig "<<trig<<endl;
1671
1672 if(fillHists) fHistT0->Fill(tvdc[0]);
1673
1674 if (online) {
1675 if(trig&1) return kT0BB;
1676 }
1677 else {
1678
559b5ed7 1679 if (esdT0->GetPileupFlag()) return kT0DecPileup;
1680 if (esdT0->GetBackgroundFlag()) return kT0DecBG;
7d9295b3 1681 if (tvdc[0]>-5 && tvdc[0]<5 && tvdc[0] != 0) return kT0BB;
559b5ed7 1682 }
1683
1684 if (fMC)
1685 if( esdT0->GetT0zVertex()>-10 && esdT0->GetT0zVertex() < 10) return kT0BB;
1686
1687 return kT0Empty;
1688}