1 /* $Id: AliTriggerAnalysis.cxx 35782 2009-10-22 11:54:31Z jgrosseo $ */
3 /**************************************************************************
4 * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
6 * Author: The ALICE Off-line Project. *
7 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 //-------------------------------------------------------------------------
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
22 // Origin: Jan Fiete Grosse-Oetringhaus, CERN
23 //-------------------------------------------------------------------------
25 #include <Riostream.h>
29 #include <TIterator.h>
30 #include "TParameter.h"
34 #include <AliTriggerAnalysis.h>
38 #include <AliESDEvent.h>
40 #include <AliMultiplicity.h>
41 #include <AliESDVZERO.h>
42 #include <AliESDZDC.h>
43 #include <AliESDFMD.h>
44 #include <AliESDVertex.h>
45 #include <AliESDtrackCuts.h>
47 ClassImp(AliTriggerAnalysis)
49 AliTriggerAnalysis::AliTriggerAnalysis() :
76 AliTriggerAnalysis::~AliTriggerAnalysis()
86 if (fHistFiredBitsSPD)
88 delete fHistFiredBitsSPD;
89 fHistFiredBitsSPD = 0;
124 delete fHistFMDSingle;
136 fTriggerClasses->DeleteAll();
137 delete fTriggerClasses;
142 delete fEsdTrackCuts;
147 void AliTriggerAnalysis::EnableHistograms()
149 // creates the monitoring histograms
151 // do not add this hists to the directory
152 Bool_t oldStatus = TH1::AddDirectoryStatus();
153 TH1::AddDirectory(kFALSE);
155 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);
156 fHistFiredBitsSPD = new TH1F("fHistFiredBitsSPD", "SPD GFO Hardware;chip number;events", 1200, -0.5, 1199.5);
157 fHistV0A = new TH1F("fHistV0A", "V0A;leading time (ns);events", 400, -100, 100);
158 fHistV0C = new TH1F("fHistV0C", "V0C;leading time (ns);events", 400, -100, 100);
159 fHistZDC = new TH1F("fHistZDC", "ZDC;trigger bits;events", 8, -1.5, 6.5);
162 fHistFMDA = new TH1F("fHistFMDA", "FMDA;combinations above threshold;events", 102, -1.5, 100.5);
163 fHistFMDC = new TH1F("fHistFMDC", "FMDC;combinations above threshold;events", 102, -1.5, 100.5);
164 fHistFMDSingle = new TH1F("fHistFMDSingle", "FMD single;multiplicity value;counts", 1000, 0, 10);
165 fHistFMDSum = new TH1F("fHistFMDSum", "FMD sum;multiplicity value;counts", 1000, 0, 10);
167 fTriggerClasses = new TMap;
168 fTriggerClasses->SetOwner();
170 TH1::AddDirectory(oldStatus);
173 //____________________________________________________________________
174 const char* AliTriggerAnalysis::GetTriggerName(Trigger trigger)
176 // returns the name of the requested trigger
177 // the returned string will only be valid until the next call to this function [not thread-safe]
181 UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags;
183 switch (triggerNoFlags)
185 case kAcceptAll : str = "ACCEPT ALL (bypass!)"; break;
186 case kMB1 : str = "MB1"; break;
187 case kMB2 : str = "MB2"; break;
188 case kMB3 : str = "MB3"; break;
189 case kSPDGFO : str = "SPD GFO"; break;
190 case kSPDGFOBits : str = "SPD GFO Bits"; break;
191 case kV0A : str = "V0 A BB"; break;
192 case kV0C : str = "V0 C BB"; break;
193 case kV0OR : str = "V0 OR BB"; break;
194 case kV0AND : str = "V0 AND BB"; break;
195 case kV0ABG : str = "V0 A BG"; break;
196 case kV0CBG : str = "V0 C BG"; break;
197 case kZDC : str = "ZDC"; break;
198 case kZDCA : str = "ZDC A"; break;
199 case kZDCC : str = "ZDC C"; break;
200 case kFMDA : str = "FMD A"; break;
201 case kFMDC : str = "FMD C"; break;
202 case kFPANY : str = "SPD GFO | V0 | ZDC | FMD"; break;
203 case kNSD1 : str = "NSD1"; break;
204 case kMB1Prime: str = "MB1prime"; break;
205 default: str = ""; break;
208 if (trigger & kOfflineFlag)
211 if (trigger & kOneParticle)
212 str += " OneParticle";
214 if (trigger & kOneTrack)
220 Bool_t AliTriggerAnalysis::IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger)
222 // checks if an event has been triggered
224 if (trigger & kOfflineFlag)
225 return IsOfflineTriggerFired(aEsd, trigger);
227 return IsTriggerBitFired(aEsd, trigger);
230 Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const
232 // checks if an event is fired using the trigger bits
234 return IsTriggerBitFired(aEsd->GetTriggerMask(), trigger);
237 Bool_t AliTriggerAnalysis::IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const
239 // checks if an event is fired using the trigger bits
241 // this function needs the branch TriggerMask in the ESD
243 // definitions from p-p.cfg
244 ULong64_t spdFO = (1 << 14);
245 ULong64_t v0left = (1 << 10);
246 ULong64_t v0right = (1 << 11);
257 if (triggerMask & spdFO || ((triggerMask & v0left) || (triggerMask & v0right)))
263 if (triggerMask & spdFO && ((triggerMask & v0left) || (triggerMask & v0right)))
269 if (triggerMask & spdFO && (triggerMask & v0left) && (triggerMask & v0right))
275 if (triggerMask & spdFO)
280 Printf("IsEventTriggered: ERROR: Trigger type %d not implemented in this method", (Int_t) trigger);
287 Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const
289 // Checks if corresponding bit in mask is on
291 ULong64_t trigmask = aEsd->GetTriggerMask();
292 return (trigmask & (1ull << (tclass-1)));
295 Bool_t AliTriggerAnalysis::IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger)
297 // checks if an event has been triggered "offline"
299 UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags;
301 Bool_t decision = kFALSE;
302 switch (triggerNoFlags)
311 if (SPDGFOTrigger(aEsd, 0) || V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
317 if (SPDGFOTrigger(aEsd, 0) && (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB))
323 if (SPDGFOTrigger(aEsd, 0) && V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
329 if (SPDGFOTrigger(aEsd, 0))
335 if (SPDGFOTrigger(aEsd, 1))
341 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB)
347 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
353 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
359 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
365 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BG)
371 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BG)
377 if (ZDCTrigger(aEsd, kASide) || ZDCTrigger(aEsd, kCentralBarrel) || ZDCTrigger(aEsd, kCSide))
383 if (ZDCTrigger(aEsd, kASide))
389 if (ZDCTrigger(aEsd, kCSide))
395 if (FMDTrigger(aEsd, kASide))
401 if (FMDTrigger(aEsd, kCSide))
407 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))
413 if (SPDFiredChips(aEsd, 0) >= 5 || (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB))
420 if (SPDGFOTrigger(aEsd, 0))
422 if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB)
424 if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)
434 AliFatal(Form("Trigger type %d not implemented", triggerNoFlags));
438 // hadron-level requirement
439 if (decision && (trigger & kOneParticle))
443 const AliESDVertex* vertex = aEsd->GetPrimaryVertexSPD();
444 const AliMultiplicity* mult = aEsd->GetMultiplicity();
446 if (mult && vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 5.5)
448 for (Int_t i=0; i<mult->GetNumberOfTracklets(); ++i)
450 if (TMath::Abs(mult->GetEta(i)) < 1)
459 // hadron level definition for TPC tracks
461 if (decision && (trigger & kOneTrack))
464 const AliESDVertex* vertex =0x0;
465 vertex = aEsd->GetPrimaryVertexTracks();
466 if (!vertex || vertex->GetNContributors() <= 0)
468 vertex = aEsd->GetPrimaryVertexSPD();
470 Float_t ptmin, ptmax;
471 fEsdTrackCuts->GetPtRange(ptmin,ptmax);
472 AliDebug(3, Form("ptmin = %f, ptmax = %f\n",ptmin, ptmax));
474 if (vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 10.) {
475 AliDebug(3,Form("Check on the vertex passed\n"));
476 for (Int_t i=0; i<aEsd->GetNumberOfTracks(); ++i){
477 if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){
478 AliDebug(2, Form("pt of track = %f --> check passed\n",aEsd->GetTrack(i)->Pt()));
485 AliDebug(4,Form("Check on the vertex not passed\n"));
486 for (Int_t i=0; i<aEsd->GetNumberOfTracks(); ++i){
487 if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){
488 AliDebug(4,Form("pt of track = %f --> check would be passed if the vertex was ok\n",aEsd->GetTrack(i)->Pt()));
493 if (!decision) AliDebug(3,("Check for kOneTrack NOT passed\n"));
499 Bool_t AliTriggerAnalysis::IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const
501 // tclass is logical function of inputs, e.g. 01 && 02 || 03 && 11 && 21
502 // = L0 inp 1 && L0 inp 2 || L0 inp 3 && L1 inp 1 && L2 inp 1
503 // NO brackets in logical function !
504 // Spaces between operators and inputs.
505 // Not all logical functions are available in CTP=
506 // =any function of first 4 inputs; 'AND' of other inputs, check not done
507 // This method will be replaced/complemened by similar one
508 // which works withh class and inputs names as in CTP cfg file
510 TString TClass(tclass);
511 TObjArray* tcltokens = TClass.Tokenize(" ");
512 Char_t level=((TObjString*)tcltokens->At(0))->String()[0];
513 UInt_t input=atoi((((TObjString*)tcltokens->At(0))->String()).Remove(0));
514 Bool_t tcl = IsInputFired(aEsd,level,input);
516 for (Int_t i=1;i<tcltokens->GetEntriesFast();i=i+2) {
517 level=((TObjString*)tcltokens->At(i+1))->String()[0];
518 input=atoi((((TObjString*)tcltokens->At(i+1))->String()).Remove(0));
519 Bool_t inpnext = IsInputFired(aEsd,level,input);
520 Char_t op =((TObjString*)tcltokens->At(i))->String()[0];
521 if (op == '&') tcl=tcl && inpnext;
522 else if (op == '|') tcl =tcl || inpnext;
524 AliError(Form("Syntax error in %s", tclass));
533 Bool_t AliTriggerAnalysis::IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const
535 // Checks trigger input of any level
539 case '0': return IsL0InputFired(aEsd,input);
540 case '1': return IsL1InputFired(aEsd,input);
541 case '2': return IsL2InputFired(aEsd,input);
543 AliError(Form("Wrong level %i",level));
548 Bool_t AliTriggerAnalysis::IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const
550 // Checks if corresponding bit in mask is on
552 UInt_t inpmask = aEsd->GetHeader()->GetL0TriggerInputs();
553 return (inpmask & (1<<(input-1)));
556 Bool_t AliTriggerAnalysis::IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const
558 // Checks if corresponding bit in mask is on
560 UInt_t inpmask = aEsd->GetHeader()->GetL1TriggerInputs();
561 return (inpmask & (1<<(input-1)));
564 Bool_t AliTriggerAnalysis::IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const
566 // Checks if corresponding bit in mask is on
568 UInt_t inpmask = aEsd->GetHeader()->GetL2TriggerInputs();
569 return (inpmask & (1<<(input-1)));
572 void AliTriggerAnalysis::FillHistograms(const AliESDEvent* aEsd)
574 // fills the histograms with the info from the ESD
576 fHistBitsSPD->Fill(SPDFiredChips(aEsd, 0), SPDFiredChips(aEsd, 1, kTRUE));
578 V0Trigger(aEsd, kASide, kFALSE, kTRUE);
579 V0Trigger(aEsd, kCSide, kFALSE, kTRUE);
581 AliESDZDC* zdcData = aEsd->GetESDZDC();
584 UInt_t quality = zdcData->GetESDQuality();
586 // from Nora's presentation, general first physics meeting 16.10.09
587 static UInt_t zpc = 0x20;
588 static UInt_t znc = 0x10;
589 static UInt_t zem1 = 0x08;
590 static UInt_t zem2 = 0x04;
591 static UInt_t zpa = 0x02;
592 static UInt_t zna = 0x01;
594 fHistZDC->Fill(1, quality & zna);
595 fHistZDC->Fill(2, quality & zpa);
596 fHistZDC->Fill(3, quality & zem2);
597 fHistZDC->Fill(4, quality & zem1);
598 fHistZDC->Fill(5, quality & znc);
599 fHistZDC->Fill(6, quality & zpc);
604 AliError("AliESDZDC not available");
608 fHistFMDA->Fill(FMDHitCombinations(aEsd, kASide, kTRUE));
609 fHistFMDC->Fill(FMDHitCombinations(aEsd, kCSide, kTRUE));
613 void AliTriggerAnalysis::FillTriggerClasses(const AliESDEvent* aEsd)
615 // fills trigger classes map
617 TParameter<Long64_t>* count = dynamic_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(aEsd->GetFiredTriggerClasses().Data()));
620 count = new TParameter<Long64_t>(aEsd->GetFiredTriggerClasses(), 0);
621 fTriggerClasses->Add(new TObjString(aEsd->GetFiredTriggerClasses().Data()), count);
623 count->SetVal(count->GetVal() + 1);
625 // TODO add first and last orbit number here
628 Int_t AliTriggerAnalysis::SSDClusters(const AliESDEvent* aEsd)
630 // returns the number of clusters in the SSD
631 const AliMultiplicity* mult = aEsd->GetMultiplicity();
632 Int_t clusters = mult->GetNumberOfITSClusters(4)+mult->GetNumberOfITSClusters(5);
637 Int_t AliTriggerAnalysis::SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists, Int_t layer)
639 // returns the number of fired chips in the SPD
641 // origin = 0 --> aEsd->GetMultiplicity()->GetNumberOfFiredChips() (filled from clusters)
642 // origin = 1 --> aEsd->GetMultiplicity()->TestFastOrFiredChips() (from hardware bits)
643 // layer = 0 --> both layers
644 // layer = 1 --> inner
645 // layer = 2 --> outer
647 const AliMultiplicity* mult = aEsd->GetMultiplicity();
650 AliError("AliMultiplicity not available");
656 return mult->GetNumberOfFiredChips(0) + mult->GetNumberOfFiredChips(1);
658 return mult->GetNumberOfFiredChips(layer-1);
665 Int_t lastChip = 1200;
671 for (Int_t i=0; i<1200; i++)
673 if (mult->TestFastOrFiredChips(i) == kTRUE)
675 // efficiency simulation (if enabled)
676 if (fSPDGFOEfficiency)
678 if (gRandom->Uniform() > fSPDGFOEfficiency->GetBinContent(i+1))
684 fHistFiredBitsSPD->Fill(i);
693 Bool_t AliTriggerAnalysis::SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin)
695 // Returns if the SPD gave a global Fast OR trigger
697 Int_t firedChips = SPDFiredChips(aEsd, origin);
699 if (firedChips >= fSPDGFOThreshold)
704 AliTriggerAnalysis::V0Decision AliTriggerAnalysis::V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists)
706 // Returns the V0 trigger decision in V0A | V0C
708 // Returns kV0Fake if the calculated average time is in a window where neither BB nor BG is expected.
709 // The rate of such triggers can be used to estimate the background. Note that the rate has to be
710 // rescaled with the size of the windows (numerical values see below in the code)
712 // argument 'online' is used as a switch between online and offline trigger algorithms
714 // Based on an algorithm by Cvetan Cheshkov
716 AliESDVZERO* esdV0 = aEsd->GetVZEROData();
719 AliError("AliESDVZERO not available");
722 AliDebug(2,Form("In V0Trigger: %f %f",esdV0->GetV0ATime(),esdV0->GetV0CTime()));
732 else if (side == kCSide)
740 if (esdV0->TestBit(AliESDVZERO::kDecisionFilled)) {
742 if (esdV0->TestBit(AliESDVZERO::kOnlineBitsFilled)) {
743 for (Int_t i = begin; i < end; ++i) {
744 if (esdV0->GetBBFlag(i)) return kV0BB;
746 for (Int_t i = begin; i < end; ++i) {
747 if (esdV0->GetBGFlag(i)) return kV0BG;
752 AliWarning("V0 online trigger analysis is not yet available!");
759 if (side == kASide && fHistV0A)
760 fHistV0A->Fill(esdV0->GetV0ATime());
761 if (side == kCSide && fHistV0C)
762 fHistV0C->Fill(esdV0->GetV0CTime());
765 if (side == kASide) return (V0Decision)esdV0->GetV0ADecision();
766 else if (side == kCSide) return (V0Decision)esdV0->GetV0CDecision();
767 else return kV0Invalid;
776 if (aEsd->GetRunNumber() <= 104803) runRange = 0;
777 else if (aEsd->GetRunNumber() <= 104876) runRange = 1;
780 Float_t factors[3][64] = {
781 // runs: 104792-104803
782 {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},
783 // runs: 104841-104876
784 {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},
786 {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}
788 Float_t dA = 77.4 - 11.0;
789 Float_t dC = 77.4 - 2.9;
791 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};
792 Float_t dA2 = 2.8, dC2 = 3.3;
795 for (Int_t i = begin; i < end; ++i) {
796 Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i];
797 Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2;
798 if (esdV0->GetTime(i) >= 1e-6 &&
799 tempTime > fV0HwWinLow && tempTime < fV0HwWinHigh &&
800 tempAdc > fV0HwAdcThr)
806 for (Int_t i = begin; i < end; ++i) {
807 Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i];
808 Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA : esdV0->GetTime(i)+dC;
809 Float_t tempRawTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2;
810 if (esdV0->GetTime(i) >= 1e-6 &&
811 tempRawTime < 125.0 &&
812 tempAdc > fV0AdcThr) {
821 for (Int_t i = begin; i < end; ++i) {
822 if (esdV0->GetTime(i) >= 1e-6 &&
823 esdV0->GetTime(i) > fV0HwWinLow && esdV0->GetTime(i) < fV0HwWinHigh &&
824 esdV0->GetAdc(i) > fV0HwAdcThr)
830 for (Int_t i = begin; i < end; ++i) {
831 if (esdV0->GetTime(i) > 1e-6 && esdV0->GetAdc(i) > fV0AdcThr) {
832 Float_t correctedTime = V0CorrectLeadingTime(i, esdV0->GetTime(i), esdV0->GetAdc(i),aEsd->GetRunNumber());
833 Float_t timeWeight = V0LeadingTimeWeight(esdV0->GetAdc(i));
834 time += correctedTime*timeWeight;
836 weight += timeWeight;
844 time += fV0TimeOffset;
848 if (side == kASide && fHistV0A)
849 fHistV0A->Fill(time);
850 if (side == kCSide && fHistV0C)
851 fHistV0C->Fill(time);
856 if (time > 68 && time < 100)
858 if (time > 54 && time < 57.5)
860 if (time > 57.5 && time < 68)
866 if (time > 75.5 && time < 100)
868 if (time > 69.5 && time < 73)
870 if (time > 55 && time < 69.5)
877 Float_t AliTriggerAnalysis::V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc, Int_t runNumber) const
879 // Correct for slewing and align the channels
881 // Authors: Cvetan Cheshkov / Raphael Tieulent
883 if (time == 0) return 0;
886 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};
888 if(runNumber < 106031)
889 time -= timeShift[i];
891 // Slewing correction
892 if (adc == 0) return time;
894 Float_t p1 = 1.57345e1;
895 Float_t p2 =-4.25603e-1;
897 if(runNumber >= 106031) adc *= (2.5/4.0);
898 return (time - p1*TMath::Power(adc,p2));
901 Float_t AliTriggerAnalysis::V0LeadingTimeWeight(Float_t adc) const
903 if (adc < 1e-6) return 0;
906 Float_t p2 =-4.25603e-1;
909 return 1./(p1*p1*TMath::Power(adc,2.*(p2-1.))+p3*p3);
912 Bool_t AliTriggerAnalysis::ZDCTrigger(const AliESDEvent* aEsd, AliceSide side) const
914 // Returns if ZDC triggered
916 AliESDZDC* zdcData = aEsd->GetESDZDC();
919 AliError("AliESDZDC not available");
923 UInt_t quality = zdcData->GetESDQuality();
925 // from Nora's presentation, general first physics meeting 16.10.09
926 static UInt_t zpc = 0x20;
927 static UInt_t znc = 0x10;
928 static UInt_t zem1 = 0x08;
929 static UInt_t zem2 = 0x04;
930 static UInt_t zpa = 0x02;
931 static UInt_t zna = 0x01;
933 if (side == kASide && ((quality & zpa) || (quality & zna)))
935 if (side == kCentralBarrel && ((quality & zem1) || (quality & zem2)))
937 if (side == kCSide && ((quality & zpc) || (quality & znc)))
943 Int_t AliTriggerAnalysis::FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists)
945 // returns number of hit combinations agove threshold
947 // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger)
952 // Workaround for AliESDEvent::GetFMDData is not const!
953 const AliESDFMD* fmdData = (const_cast<AliESDEvent*>(aEsd))->GetFMDData();
956 AliError("AliESDFMD not available");
960 Int_t detFrom = (side == kASide) ? 1 : 3;
961 Int_t detTo = (side == kASide) ? 2 : 3;
964 Float_t totalMult = 0;
965 for (UShort_t det=detFrom;det<=detTo;det++) {
966 Int_t nRings = (det == 1 ? 1 : 2);
967 for (UShort_t ir = 0; ir < nRings; ir++) {
968 Char_t ring = (ir == 0 ? 'I' : 'O');
969 UShort_t nsec = (ir == 0 ? 20 : 40);
970 UShort_t nstr = (ir == 0 ? 512 : 256);
971 for (UShort_t sec =0; sec < nsec; sec++) {
972 for (UShort_t strip = 0; strip < nstr; strip++) {
973 Float_t mult = fmdData->Multiplicity(det,ring,sec,strip);
974 if (mult == AliESDFMD::kInvalidMult) continue;
977 fHistFMDSingle->Fill(mult);
979 if (mult > fFMDLowCut)
980 totalMult = totalMult + mult;
983 if (totalMult > fFMDHitCut)
987 fHistFMDSum->Fill(totalMult);
999 Bool_t AliTriggerAnalysis::FMDTrigger(const AliESDEvent* aEsd, AliceSide side)
1001 // Returns if the FMD triggered
1003 // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger)
1005 Int_t triggers = FMDHitCombinations(aEsd, side, kFALSE);
1013 Long64_t AliTriggerAnalysis::Merge(TCollection* list)
1015 // Merge a list of AliMultiplicityCorrection objects with this (needed for
1017 // Returns the number of merged objects (including this).
1022 if (list->IsEmpty())
1025 TIterator* iter = list->MakeIterator();
1028 // collections of all histograms
1029 const Int_t nHists = 9;
1030 TList collections[nHists];
1033 while ((obj = iter->Next())) {
1035 AliTriggerAnalysis* entry = dynamic_cast<AliTriggerAnalysis*> (obj);
1040 collections[n++].Add(entry->fHistV0A);
1041 collections[n++].Add(entry->fHistV0C);
1042 collections[n++].Add(entry->fHistZDC);
1043 collections[n++].Add(entry->fHistFMDA);
1044 collections[n++].Add(entry->fHistFMDC);
1045 collections[n++].Add(entry->fHistFMDSingle);
1046 collections[n++].Add(entry->fHistFMDSum);
1047 collections[n++].Add(entry->fHistBitsSPD);
1048 collections[n++].Add(entry->fHistFiredBitsSPD);
1050 // merge fTriggerClasses
1051 TIterator* iter2 = entry->fTriggerClasses->MakeIterator();
1052 TObjString* obj2 = 0;
1053 while ((obj2 = dynamic_cast<TObjString*> (iter2->Next())))
1055 TParameter<Long64_t>* param2 = dynamic_cast<TParameter<Long64_t>*> (entry->fTriggerClasses->GetValue(obj2));
1057 TParameter<Long64_t>* param1 = dynamic_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(obj2));
1060 param1->SetVal(param1->GetVal() + param2->GetVal());
1064 param1 = dynamic_cast<TParameter<Long64_t>*> (param2->Clone());
1065 fTriggerClasses->Add(new TObjString(obj2->String()), param1);
1075 fHistV0A->Merge(&collections[n++]);
1076 fHistV0C->Merge(&collections[n++]);
1077 fHistZDC->Merge(&collections[n++]);
1078 fHistFMDA->Merge(&collections[n++]);
1079 fHistFMDC->Merge(&collections[n++]);
1080 fHistFMDSingle->Merge(&collections[n++]);
1081 fHistFMDSum->Merge(&collections[n++]);
1082 fHistBitsSPD->Merge(&collections[n++]);
1083 fHistFiredBitsSPD->Merge(&collections[n++]);
1090 void AliTriggerAnalysis::SaveHistograms() const
1092 // write histograms to current directory
1097 fHistBitsSPD->Write();
1098 fHistBitsSPD->ProjectionX();
1099 fHistBitsSPD->ProjectionY();
1100 fHistFiredBitsSPD->Write();
1106 fHistFMDSingle->Write();
1107 fHistFMDSum->Write();
1109 if (fSPDGFOEfficiency)
1110 fSPDGFOEfficiency->Write("fSPDGFOEfficiency");
1112 fTriggerClasses->Write("fTriggerClasses", TObject::kSingleKey);
1115 void AliTriggerAnalysis::PrintTriggerClasses() const
1117 // print trigger classes
1119 Printf("Trigger Classes:");
1121 Printf("Event count for trigger combinations:");
1124 singleTrigger.SetOwner();
1126 TIterator* iter = fTriggerClasses->MakeIterator();
1127 TObjString* obj = 0;
1128 while ((obj = dynamic_cast<TObjString*> (iter->Next())))
1130 TParameter<Long64_t>* param = static_cast<TParameter<Long64_t>*> (fTriggerClasses->GetValue(obj));
1132 Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal());
1134 TObjArray* tokens = obj->String().Tokenize(" ");
1135 for (Int_t i=0; i<tokens->GetEntries(); i++)
1137 TParameter<Long64_t>* count = dynamic_cast<TParameter<Long64_t>*> (singleTrigger.GetValue(((TObjString*) tokens->At(i))->String().Data()));
1140 count = new TParameter<Long64_t>(((TObjString*) tokens->At(i))->String().Data(), 0);
1141 singleTrigger.Add(new TObjString(((TObjString*) tokens->At(i))->String().Data()), count);
1143 count->SetVal(count->GetVal() + param->GetVal());
1150 Printf("Event count for single trigger:");
1152 iter = singleTrigger.MakeIterator();
1153 while ((obj = dynamic_cast<TObjString*> (iter->Next())))
1155 TParameter<Long64_t>* param = static_cast<TParameter<Long64_t>*> (singleTrigger.GetValue(obj));
1157 Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal());
1161 singleTrigger.DeleteAll();