/* $Id: AliTriggerAnalysis.cxx 35782 2009-10-22 11:54:31Z jgrosseo $ */ /************************************************************************** * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ //------------------------------------------------------------------------- // Implementation of Class AliTriggerAnalysis // This class provides function to check if events have been triggered based on the data in the ESD // The trigger bits, trigger class inputs and only the data (offline trigger) can be used // Origin: Jan Fiete Grosse-Oetringhaus, CERN //------------------------------------------------------------------------- #include #include #include #include #include #include "TParameter.h" #include #include #include #include #include #include #include #include #include #include #include ClassImp(AliTriggerAnalysis) AliTriggerAnalysis::AliTriggerAnalysis() : fSPDGFOThreshold(2), fSPDGFOEfficiency(0), fV0TimeOffset(0), fV0AdcThr(0), fV0HwAdcThr(2.5), fV0HwWinLow(61.5), fV0HwWinHigh(86.5), fDoFMD(kTRUE), fFMDLowCut(0.2), fFMDHitCut(0.5), fHistBitsSPD(0), fHistFiredBitsSPD(0), fHistV0A(0), fHistV0C(0), fHistZDC(0), fHistTDCZDC(0), fHistTimeZDC(0), fHistFMDA(0), fHistFMDC(0), fHistFMDSingle(0), fHistFMDSum(0), fTriggerClasses(0), fMC(kFALSE), fEsdTrackCuts(0) { // constructor } AliTriggerAnalysis::~AliTriggerAnalysis() { // destructor if (fHistBitsSPD) { delete fHistBitsSPD; fHistBitsSPD = 0; } if (fHistFiredBitsSPD) { delete fHistFiredBitsSPD; fHistFiredBitsSPD = 0; } if (fHistV0A) { delete fHistV0A; fHistV0A = 0; } if (fHistV0C) { delete fHistV0C; fHistV0C = 0; } if (fHistZDC) { delete fHistZDC; fHistZDC = 0; } if (fHistTDCZDC) { delete fHistTDCZDC; fHistTDCZDC = 0; } if (fHistTimeZDC) { delete fHistTimeZDC; fHistTimeZDC = 0; } if (fHistFMDA) { delete fHistFMDA; fHistFMDA = 0; } if (fHistFMDC) { delete fHistFMDC; fHistFMDC = 0; } if (fHistFMDSingle) { delete fHistFMDSingle; fHistFMDSingle = 0; } if (fHistFMDSum) { delete fHistFMDSum; fHistFMDSum = 0; } if (fTriggerClasses) { fTriggerClasses->DeleteAll(); delete fTriggerClasses; fTriggerClasses = 0; } if (fEsdTrackCuts){ delete fEsdTrackCuts; fEsdTrackCuts =0; } } void AliTriggerAnalysis::EnableHistograms() { // creates the monitoring histograms // do not add this hists to the directory Bool_t oldStatus = TH1::AddDirectoryStatus(); TH1::AddDirectory(kFALSE); 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); fHistFiredBitsSPD = new TH1F("fHistFiredBitsSPD", "SPD GFO Hardware;chip number;events", 1200, -0.5, 1199.5); fHistV0A = new TH1F("fHistV0A", "V0A;leading time (ns);events", 400, -100, 100); fHistV0C = new TH1F("fHistV0C", "V0C;leading time (ns);events", 400, -100, 100); fHistZDC = new TH1F("fHistZDC", "ZDC;trigger bits;events", 8, -1.5, 6.5); fHistTDCZDC = new TH1F("fHistTDCZDC", "ZDC;TDC bits;events", 32, -0.5, 32-0.5); fHistTimeZDC = new TH2F("fHistTimeZDC", "ZDC;TDC timing A+C vs C-A; events", 120,-30,30,120,-600,-540); // TODO check limits fHistFMDA = new TH1F("fHistFMDA", "FMDA;combinations above threshold;events", 102, -1.5, 100.5); fHistFMDC = new TH1F("fHistFMDC", "FMDC;combinations above threshold;events", 102, -1.5, 100.5); fHistFMDSingle = new TH1F("fHistFMDSingle", "FMD single;multiplicity value;counts", 1000, 0, 10); fHistFMDSum = new TH1F("fHistFMDSum", "FMD sum;multiplicity value;counts", 1000, 0, 10); fTriggerClasses = new TMap; fTriggerClasses->SetOwner(); TH1::AddDirectory(oldStatus); } //____________________________________________________________________ const char* AliTriggerAnalysis::GetTriggerName(Trigger trigger) { // returns the name of the requested trigger // the returned string will only be valid until the next call to this function [not thread-safe] static TString str; UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags; switch (triggerNoFlags) { case kAcceptAll : str = "ACCEPT ALL (bypass!)"; break; case kMB1 : str = "MB1"; break; case kMB2 : str = "MB2"; break; case kMB3 : str = "MB3"; break; case kSPDGFO : str = "SPD GFO"; break; case kSPDGFOBits : str = "SPD GFO Bits"; break; case kV0A : str = "V0 A BB"; break; case kV0C : str = "V0 C BB"; break; case kV0OR : str = "V0 OR BB"; break; case kV0AND : str = "V0 AND BB"; break; case kV0ABG : str = "V0 A BG"; break; case kV0CBG : str = "V0 C BG"; break; case kZDC : str = "ZDC"; break; case kZDCA : str = "ZDC A"; break; case kZDCC : str = "ZDC C"; break; case kFMDA : str = "FMD A"; break; case kFMDC : str = "FMD C"; break; case kFPANY : str = "SPD GFO | V0 | ZDC | FMD"; break; case kNSD1 : str = "NSD1"; break; case kMB1Prime: str = "MB1prime"; break; default: str = ""; break; } if (trigger & kOfflineFlag) str += " OFFLINE"; if (trigger & kOneParticle) str += " OneParticle"; if (trigger & kOneTrack) str += " OneTrack"; return str; } Bool_t AliTriggerAnalysis::IsTriggerFired(const AliESDEvent* aEsd, Trigger trigger) { // checks if an event has been triggered if (trigger & kOfflineFlag) return IsOfflineTriggerFired(aEsd, trigger); return IsTriggerBitFired(aEsd, trigger); } Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, Trigger trigger) const { // checks if an event is fired using the trigger bits return IsTriggerBitFired(aEsd->GetTriggerMask(), trigger); } Bool_t AliTriggerAnalysis::IsTriggerBitFired(ULong64_t triggerMask, Trigger trigger) const { // checks if an event is fired using the trigger bits // // this function needs the branch TriggerMask in the ESD // definitions from p-p.cfg ULong64_t spdFO = (1 << 14); ULong64_t v0left = (1 << 10); ULong64_t v0right = (1 << 11); switch (trigger) { case kAcceptAll: { return kTRUE; break; } case kMB1: { if (triggerMask & spdFO || ((triggerMask & v0left) || (triggerMask & v0right))) return kTRUE; break; } case kMB2: { if (triggerMask & spdFO && ((triggerMask & v0left) || (triggerMask & v0right))) return kTRUE; break; } case kMB3: { if (triggerMask & spdFO && (triggerMask & v0left) && (triggerMask & v0right)) return kTRUE; break; } case kSPDGFO: { if (triggerMask & spdFO) return kTRUE; break; } default: Printf("IsEventTriggered: ERROR: Trigger type %d not implemented in this method", (Int_t) trigger); break; } return kFALSE; } Bool_t AliTriggerAnalysis::IsTriggerBitFired(const AliESDEvent* aEsd, ULong64_t tclass) const { // Checks if corresponding bit in mask is on ULong64_t trigmask = aEsd->GetTriggerMask(); return (trigmask & (1ull << (tclass-1))); } Bool_t AliTriggerAnalysis::IsOfflineTriggerFired(const AliESDEvent* aEsd, Trigger trigger) { // checks if an event has been triggered "offline" UInt_t triggerNoFlags = (UInt_t) trigger % (UInt_t) kStartOfFlags; Bool_t decision = kFALSE; switch (triggerNoFlags) { case kAcceptAll: { decision = kTRUE; break; } case kMB1: { if (SPDGFOTrigger(aEsd, 0) || V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) decision = kTRUE; break; } case kMB2: { if (SPDGFOTrigger(aEsd, 0) && (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)) decision = kTRUE; break; } case kMB3: { if (SPDGFOTrigger(aEsd, 0) && V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) decision = kTRUE; break; } case kSPDGFO: { if (SPDGFOTrigger(aEsd, 0)) decision = kTRUE; break; } case kSPDGFOBits: { if (SPDGFOTrigger(aEsd, 1)) decision = kTRUE; break; } case kV0A: { if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB) decision = kTRUE; break; } case kV0C: { if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) decision = kTRUE; break; } case kV0OR: { if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB || V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) decision = kTRUE; break; } case kV0AND: { if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) decision = kTRUE; break; } case kV0ABG: { if (V0Trigger(aEsd, kASide, kFALSE) == kV0BG) decision = kTRUE; break; } case kV0CBG: { if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BG) decision = kTRUE; break; } case kZDC: { if (ZDCTrigger(aEsd, kASide) || ZDCTrigger(aEsd, kCentralBarrel) || ZDCTrigger(aEsd, kCSide)) decision = kTRUE; break; } case kZDCA: { if (ZDCTrigger(aEsd, kASide)) decision = kTRUE; break; } case kZDCC: { if (ZDCTrigger(aEsd, kCSide)) decision = kTRUE; break; } case kFMDA: { if (FMDTrigger(aEsd, kASide)) decision = kTRUE; break; } case kFMDC: { if (FMDTrigger(aEsd, kCSide)) decision = kTRUE; break; } case kFPANY: { 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)) decision = kTRUE; break; } case kNSD1: { if (SPDFiredChips(aEsd, 0) >= 5 || (V0Trigger(aEsd, kASide, kFALSE) == kV0BB && V0Trigger(aEsd, kCSide, kFALSE) == kV0BB)) decision = kTRUE; break; } case kMB1Prime: { Int_t count = 0; if (SPDGFOTrigger(aEsd, 0)) count++; if (V0Trigger(aEsd, kASide, kFALSE) == kV0BB) count++; if (V0Trigger(aEsd, kCSide, kFALSE) == kV0BB) count++; if (count >= 2) decision = kTRUE; break; } default: { AliFatal(Form("Trigger type %d not implemented", triggerNoFlags)); } } // hadron-level requirement if (decision && (trigger & kOneParticle)) { decision = kFALSE; const AliESDVertex* vertex = aEsd->GetPrimaryVertexSPD(); const AliMultiplicity* mult = aEsd->GetMultiplicity(); if (mult && vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 5.5) { for (Int_t i=0; iGetNumberOfTracklets(); ++i) { if (TMath::Abs(mult->GetEta(i)) < 1) { decision = kTRUE; break; } } } } // hadron level definition for TPC tracks if (decision && (trigger & kOneTrack)) { decision = kFALSE; const AliESDVertex* vertex =0x0; vertex = aEsd->GetPrimaryVertexTracks(); if (!vertex || vertex->GetNContributors() <= 0) { vertex = aEsd->GetPrimaryVertexSPD(); } Float_t ptmin, ptmax; fEsdTrackCuts->GetPtRange(ptmin,ptmax); AliDebug(3, Form("ptmin = %f, ptmax = %f\n",ptmin, ptmax)); if (vertex && vertex->GetNContributors() > 0 && (!vertex->IsFromVertexerZ() || vertex->GetDispersion() < 0.02) && TMath::Abs(vertex->GetZv()) < 10.) { AliDebug(3,Form("Check on the vertex passed\n")); for (Int_t i=0; iGetNumberOfTracks(); ++i){ if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){ AliDebug(2, Form("pt of track = %f --> check passed\n",aEsd->GetTrack(i)->Pt())); decision = kTRUE; break; } } } else{ AliDebug(4,Form("Check on the vertex not passed\n")); for (Int_t i=0; iGetNumberOfTracks(); ++i){ if (fEsdTrackCuts->AcceptTrack(aEsd->GetTrack(i))){ AliDebug(4,Form("pt of track = %f --> check would be passed if the vertex was ok\n",aEsd->GetTrack(i)->Pt())); break; } } } if (!decision) AliDebug(3,("Check for kOneTrack NOT passed\n")); } return decision; } Bool_t AliTriggerAnalysis::IsTriggerClassFired(const AliESDEvent* aEsd, const Char_t* tclass) const { // tclass is logical function of inputs, e.g. 01 && 02 || 03 && 11 && 21 // = L0 inp 1 && L0 inp 2 || L0 inp 3 && L1 inp 1 && L2 inp 1 // NO brackets in logical function ! // Spaces between operators and inputs. // Not all logical functions are available in CTP= // =any function of first 4 inputs; 'AND' of other inputs, check not done // This method will be replaced/complemened by similar one // which works withh class and inputs names as in CTP cfg file TString TClass(tclass); TObjArray* tcltokens = TClass.Tokenize(" "); Char_t level=((TObjString*)tcltokens->At(0))->String()[0]; UInt_t input=atoi((((TObjString*)tcltokens->At(0))->String()).Remove(0)); Bool_t tcl = IsInputFired(aEsd,level,input); for (Int_t i=1;iGetEntriesFast();i=i+2) { level=((TObjString*)tcltokens->At(i+1))->String()[0]; input=atoi((((TObjString*)tcltokens->At(i+1))->String()).Remove(0)); Bool_t inpnext = IsInputFired(aEsd,level,input); Char_t op =((TObjString*)tcltokens->At(i))->String()[0]; if (op == '&') tcl=tcl && inpnext; else if (op == '|') tcl =tcl || inpnext; else { AliError(Form("Syntax error in %s", tclass)); delete tcltokens; tcltokens = 0; // tcltokens->Delete(); return kFALSE; } } delete tcltokens; tcltokens = 0; // tcltokens->Delete(); return tcl; } Bool_t AliTriggerAnalysis::IsInputFired(const AliESDEvent* aEsd, Char_t level, UInt_t input) const { // Checks trigger input of any level switch (level) { case '0': return IsL0InputFired(aEsd,input); case '1': return IsL1InputFired(aEsd,input); case '2': return IsL2InputFired(aEsd,input); default: AliError(Form("Wrong level %i",level)); return kFALSE; } } Bool_t AliTriggerAnalysis::IsL0InputFired(const AliESDEvent* aEsd, UInt_t input) const { // Checks if corresponding bit in mask is on UInt_t inpmask = aEsd->GetHeader()->GetL0TriggerInputs(); return (inpmask & (1<<(input-1))); } Bool_t AliTriggerAnalysis::IsL1InputFired(const AliESDEvent* aEsd, UInt_t input) const { // Checks if corresponding bit in mask is on UInt_t inpmask = aEsd->GetHeader()->GetL1TriggerInputs(); return (inpmask & (1<<(input-1))); } Bool_t AliTriggerAnalysis::IsL2InputFired(const AliESDEvent* aEsd, UInt_t input) const { // Checks if corresponding bit in mask is on UInt_t inpmask = aEsd->GetHeader()->GetL2TriggerInputs(); return (inpmask & (1<<(input-1))); } void AliTriggerAnalysis::FillHistograms(const AliESDEvent* aEsd) { // fills the histograms with the info from the ESD fHistBitsSPD->Fill(SPDFiredChips(aEsd, 0), SPDFiredChips(aEsd, 1, kTRUE)); V0Trigger(aEsd, kASide, kFALSE, kTRUE); V0Trigger(aEsd, kCSide, kFALSE, kTRUE); ZDCTDCTrigger(aEsd,kASide,kFALSE,kFALSE,kTRUE); ZDCTimeTrigger(aEsd,kTRUE); AliESDZDC* zdcData = aEsd->GetESDZDC(); if (zdcData) { UInt_t quality = zdcData->GetESDQuality(); // from Nora's presentation, general first physics meeting 16.10.09 static UInt_t zpc = 0x20; static UInt_t znc = 0x10; static UInt_t zem1 = 0x08; static UInt_t zem2 = 0x04; static UInt_t zpa = 0x02; static UInt_t zna = 0x01; fHistZDC->Fill(1, quality & zna); fHistZDC->Fill(2, quality & zpa); fHistZDC->Fill(3, quality & zem2); fHistZDC->Fill(4, quality & zem1); fHistZDC->Fill(5, quality & znc); fHistZDC->Fill(6, quality & zpc); } else { fHistZDC->Fill(-1); AliError("AliESDZDC not available"); } if (fDoFMD) { fHistFMDA->Fill(FMDHitCombinations(aEsd, kASide, kTRUE)); fHistFMDC->Fill(FMDHitCombinations(aEsd, kCSide, kTRUE)); } } void AliTriggerAnalysis::FillTriggerClasses(const AliESDEvent* aEsd) { // fills trigger classes map TParameter* count = dynamic_cast*> (fTriggerClasses->GetValue(aEsd->GetFiredTriggerClasses().Data())); if (!count) { count = new TParameter(aEsd->GetFiredTriggerClasses(), 0); fTriggerClasses->Add(new TObjString(aEsd->GetFiredTriggerClasses().Data()), count); } count->SetVal(count->GetVal() + 1); } Int_t AliTriggerAnalysis::SSDClusters(const AliESDEvent* aEsd) { // returns the number of clusters in the SSD const AliMultiplicity* mult = aEsd->GetMultiplicity(); Int_t clusters = mult->GetNumberOfITSClusters(4)+mult->GetNumberOfITSClusters(5); return clusters; } Int_t AliTriggerAnalysis::SPDFiredChips(const AliESDEvent* aEsd, Int_t origin, Bool_t fillHists, Int_t layer) { // returns the number of fired chips in the SPD // // origin = 0 --> aEsd->GetMultiplicity()->GetNumberOfFiredChips() (filled from clusters) // origin = 1 --> aEsd->GetMultiplicity()->TestFastOrFiredChips() (from hardware bits) // layer = 0 --> both layers // layer = 1 --> inner // layer = 2 --> outer const AliMultiplicity* mult = aEsd->GetMultiplicity(); if (!mult) { AliError("AliMultiplicity not available"); return -1; } if (origin == 0){ if (layer == 0) return mult->GetNumberOfFiredChips(0) + mult->GetNumberOfFiredChips(1); return mult->GetNumberOfFiredChips(layer-1); } if (origin == 1) { Int_t nChips = 0; Int_t firstChip = 0; Int_t lastChip = 1200; if(layer == 1) lastChip = 400; if(layer == 2) firstChip = 400; for (Int_t i=firstChip; iTestFastOrFiredChips(i) == kTRUE) { // efficiency simulation (if enabled) if (fSPDGFOEfficiency) { if (gRandom->Uniform() > fSPDGFOEfficiency->GetBinContent(i+1)) continue; } nChips++; if (fillHists) fHistFiredBitsSPD->Fill(i); } } return nChips; } return -1; } Bool_t AliTriggerAnalysis::SPDGFOTrigger(const AliESDEvent* aEsd, Int_t origin) { // Returns if the SPD gave a global Fast OR trigger Int_t firedChips = SPDFiredChips(aEsd, origin); if (firedChips >= fSPDGFOThreshold) return kTRUE; return kFALSE; } AliTriggerAnalysis::V0Decision AliTriggerAnalysis::V0Trigger(const AliESDEvent* aEsd, AliceSide side, Bool_t online, Bool_t fillHists) { // Returns the V0 trigger decision in V0A | V0C // // Returns kV0Fake if the calculated average time is in a window where neither BB nor BG is expected. // The rate of such triggers can be used to estimate the background. Note that the rate has to be // rescaled with the size of the windows (numerical values see below in the code) // // argument 'online' is used as a switch between online and offline trigger algorithms // // Based on an algorithm by Cvetan Cheshkov AliESDVZERO* esdV0 = aEsd->GetVZEROData(); if (!esdV0) { AliError("AliESDVZERO not available"); return kV0Invalid; } AliDebug(2,Form("In V0Trigger: %f %f",esdV0->GetV0ATime(),esdV0->GetV0CTime())); Int_t begin = -1; Int_t end = -1; if (side == kASide) { begin = 32; end = 64; } else if (side == kCSide) { begin = 0; end = 32; } else return kV0Invalid; if (esdV0->TestBit(AliESDVZERO::kDecisionFilled)) { if (online) { if (esdV0->TestBit(AliESDVZERO::kOnlineBitsFilled)) { for (Int_t i = begin; i < end; ++i) { if (esdV0->GetBBFlag(i)) return kV0BB; } for (Int_t i = begin; i < end; ++i) { if (esdV0->GetBGFlag(i)) return kV0BG; } return kV0Empty; } else { AliWarning("V0 online trigger analysis is not yet available!"); return kV0BB; } } else { if (fillHists) { if (side == kASide && fHistV0A) fHistV0A->Fill(esdV0->GetV0ATime()); if (side == kCSide && fHistV0C) fHistV0C->Fill(esdV0->GetV0CTime()); } if (side == kASide) return (V0Decision)esdV0->GetV0ADecision(); else if (side == kCSide) return (V0Decision)esdV0->GetV0CDecision(); else return kV0Invalid; } } Float_t time = 0; Float_t weight = 0; if (fMC) { Int_t runRange; if (aEsd->GetRunNumber() <= 104803) runRange = 0; else if (aEsd->GetRunNumber() <= 104876) runRange = 1; else runRange = 2; Float_t factors[3][64] = { // runs: 104792-104803 {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}, // runs: 104841-104876 {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}, // runs: 104890-92 {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} }; Float_t dA = 77.4 - 11.0; Float_t dC = 77.4 - 2.9; // Time misalignment 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}; Float_t dA2 = 2.8, dC2 = 3.3; if (online) { for (Int_t i = begin; i < end; ++i) { Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i]; Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2; if (esdV0->GetTime(i) >= 1e-6 && tempTime > fV0HwWinLow && tempTime < fV0HwWinHigh && tempAdc > fV0HwAdcThr) return kV0BB; } return kV0Empty; } else { for (Int_t i = begin; i < end; ++i) { Float_t tempAdc = esdV0->GetAdc(i)/factors[runRange][i]; Float_t tempTime = (i >= 32) ? esdV0->GetTime(i)+dA : esdV0->GetTime(i)+dC; Float_t tempRawTime = (i >= 32) ? esdV0->GetTime(i)+dA+timeShift[i]+dA2 : esdV0->GetTime(i)+dC+timeShift[i]+dC2; if (esdV0->GetTime(i) >= 1e-6 && tempRawTime < 125.0 && tempAdc > fV0AdcThr) { weight += 1.0; time += tempTime; } } } } else { if (online) { for (Int_t i = begin; i < end; ++i) { if (esdV0->GetTime(i) >= 1e-6 && esdV0->GetTime(i) > fV0HwWinLow && esdV0->GetTime(i) < fV0HwWinHigh && esdV0->GetAdc(i) > fV0HwAdcThr) return kV0BB; } return kV0Empty; } else { for (Int_t i = begin; i < end; ++i) { if (esdV0->GetTime(i) > 1e-6 && esdV0->GetAdc(i) > fV0AdcThr) { Float_t correctedTime = V0CorrectLeadingTime(i, esdV0->GetTime(i), esdV0->GetAdc(i),aEsd->GetRunNumber()); Float_t timeWeight = V0LeadingTimeWeight(esdV0->GetAdc(i)); time += correctedTime*timeWeight; weight += timeWeight; } } } } if (weight > 0) time /= weight; time += fV0TimeOffset; if (fillHists) { if (side == kASide && fHistV0A) fHistV0A->Fill(time); if (side == kCSide && fHistV0C) fHistV0C->Fill(time); } if (side == kASide) { if (time > 68 && time < 100) return kV0BB; if (time > 54 && time < 57.5) return kV0BG; if (time > 57.5 && time < 68) return kV0Fake; } if (side == kCSide) { if (time > 75.5 && time < 100) return kV0BB; if (time > 69.5 && time < 73) return kV0BG; if (time > 55 && time < 69.5) return kV0Fake; } return kV0Empty; } Float_t AliTriggerAnalysis::V0CorrectLeadingTime(Int_t i, Float_t time, Float_t adc, Int_t runNumber) const { // Correct for slewing and align the channels // // Authors: Cvetan Cheshkov / Raphael Tieulent if (time == 0) return 0; // Time alignment 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}; if(runNumber < 106031) time -= timeShift[i]; // Slewing correction if (adc == 0) return time; Float_t p1 = 1.57345e1; Float_t p2 =-4.25603e-1; if(runNumber >= 106031) adc *= (2.5/4.0); return (time - p1*TMath::Power(adc,p2)); } Float_t AliTriggerAnalysis::V0LeadingTimeWeight(Float_t adc) const { if (adc < 1e-6) return 0; Float_t p1 = 40.211; Float_t p2 =-4.25603e-1; Float_t p3 = 0.5646; return 1./(p1*p1*TMath::Power(adc,2.*(p2-1.))+p3*p3); } Bool_t AliTriggerAnalysis::ZDCTDCTrigger(const AliESDEvent* aEsd, AliceSide side, Bool_t useZN, Bool_t useZP, Bool_t fillHists) const { // Returns if ZDC triggered, based on TDC information AliESDZDC *esdZDC = aEsd->GetESDZDC(); Bool_t zdcNA = kFALSE; Bool_t zdcNC = kFALSE; Bool_t zdcPA = kFALSE; Bool_t zdcPC = kFALSE; if (fMC) { // If it's MC, we use the energy Double_t minEnergy = 0; Double_t zNCEnergy = esdZDC->GetZDCN1Energy(); Double_t zPCEnergy = esdZDC->GetZDCP1Energy(); Double_t zNAEnergy = esdZDC->GetZDCN2Energy(); Double_t zPAEnergy = esdZDC->GetZDCP2Energy(); zdcNA = (zNAEnergy>minEnergy); zdcNC = (zNCEnergy>minEnergy); zdcPA = (zPAEnergy>minEnergy); zdcPC = (zPCEnergy>minEnergy); } else { Bool_t tdc[32] = {kFALSE}; for(Int_t itdc=0; itdc<32; itdc++){ for(Int_t i=0; i<4; i++){ if (esdZDC->GetZDCTDCData(itdc, i) != 0){ tdc[itdc] = kTRUE; } } if(fillHists && tdc[itdc]) { fHistTDCZDC->Fill(itdc); } } zdcNA = tdc[12]; zdcNC = tdc[10]; zdcPA = tdc[13]; zdcPC = tdc[11]; } if (side == kASide) return ((useZP&&zdcPA) || (useZN&&zdcNA)); if (side == kCSide) return ((useZP&&zdcPC) || (useZN&&zdcNC)); return kFALSE; } Bool_t AliTriggerAnalysis::ZDCTimeTrigger(const AliESDEvent *aEsd, Bool_t fillHists) const { // This method implements a selection // based on the timing in both sides of zdcN // It can be used in order to eliminate // parasitic collisions Bool_t zdcAccept = kFALSE; AliESDZDC *esdZDC = aEsd->GetESDZDC(); if(fMC) { UInt_t esdFlag = esdZDC->GetESDQuality(); Bool_t znaFired=kFALSE, zpaFired=kFALSE; Bool_t zem1Fired=kFALSE, zem2Fired=kFALSE; Bool_t zncFired=kFALSE, zpcFired=kFALSE; // // **** Trigger patterns if((esdFlag & 0x00000001) == 0x00000001) znaFired=kTRUE; if((esdFlag & 0x00000002) == 0x00000002) zpaFired=kTRUE; if((esdFlag & 0x00000004) == 0x00000004) zem1Fired=kTRUE; if((esdFlag & 0x00000008) == 0x00000008) zem2Fired=kTRUE; if((esdFlag & 0x00000010) == 0x00000010) zncFired=kTRUE; if((esdFlag & 0x00000020) == 0x00000020) zpcFired=kTRUE; zdcAccept = (znaFired | zncFired); } else { const Float_t refSum = -568.5; const Float_t refDelta = -2.1; const Float_t sigmaSum = 3.25; const Float_t sigmaDelta = 2.25; for(Int_t i = 0; i < 4; ++i) { if (esdZDC->GetZDCTDCData(10,i) != 0) { Float_t tdcC = 0.025*(esdZDC->GetZDCTDCData(10,i)-esdZDC->GetZDCTDCData(14,i)); for(Int_t j = 0; j < 4; ++j) { if (esdZDC->GetZDCTDCData(12,j) != 0) { Float_t tdcA = 0.025*(esdZDC->GetZDCTDCData(12,j)-esdZDC->GetZDCTDCData(14,j)); if(fillHists) fHistTimeZDC->Fill(tdcC-tdcA,tdcC+tdcA); if (((tdcC-tdcA-refDelta)*(tdcC-tdcA-refDelta)/(sigmaDelta*sigmaDelta) + (tdcC+tdcA-refSum)*(tdcC+tdcA-refSum)/(sigmaSum*sigmaSum))< 1.0) zdcAccept = kTRUE; } } } } } return zdcAccept; } Bool_t AliTriggerAnalysis::ZDCTrigger(const AliESDEvent* aEsd, AliceSide side) const { // Returns if ZDC triggered AliESDZDC* zdcData = aEsd->GetESDZDC(); if (!zdcData) { AliError("AliESDZDC not available"); return kFALSE; } UInt_t quality = zdcData->GetESDQuality(); // from Nora's presentation, general first physics meeting 16.10.09 static UInt_t zpc = 0x20; static UInt_t znc = 0x10; static UInt_t zem1 = 0x08; static UInt_t zem2 = 0x04; static UInt_t zpa = 0x02; static UInt_t zna = 0x01; if (side == kASide && ((quality & zpa) || (quality & zna))) return kTRUE; if (side == kCentralBarrel && ((quality & zem1) || (quality & zem2))) return kTRUE; if (side == kCSide && ((quality & zpc) || (quality & znc))) return kTRUE; return kFALSE; } Int_t AliTriggerAnalysis::FMDHitCombinations(const AliESDEvent* aEsd, AliceSide side, Bool_t fillHists) { // returns number of hit combinations agove threshold // // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger) if (!fDoFMD) return -1; // Workaround for AliESDEvent::GetFMDData is not const! const AliESDFMD* fmdData = (const_cast(aEsd))->GetFMDData(); if (!fmdData) { AliError("AliESDFMD not available"); return -1; } Int_t detFrom = (side == kASide) ? 1 : 3; Int_t detTo = (side == kASide) ? 2 : 3; Int_t triggers = 0; Float_t totalMult = 0; for (UShort_t det=detFrom;det<=detTo;det++) { Int_t nRings = (det == 1 ? 1 : 2); for (UShort_t ir = 0; ir < nRings; ir++) { Char_t ring = (ir == 0 ? 'I' : 'O'); UShort_t nsec = (ir == 0 ? 20 : 40); UShort_t nstr = (ir == 0 ? 512 : 256); for (UShort_t sec =0; sec < nsec; sec++) { for (UShort_t strip = 0; strip < nstr; strip++) { Float_t mult = fmdData->Multiplicity(det,ring,sec,strip); if (mult == AliESDFMD::kInvalidMult) continue; if (fillHists) fHistFMDSingle->Fill(mult); if (mult > fFMDLowCut) totalMult = totalMult + mult; else { if (totalMult > fFMDHitCut) triggers++; if (fillHists) fHistFMDSum->Fill(totalMult); totalMult = 0; } } } } } return triggers; } Bool_t AliTriggerAnalysis::FMDTrigger(const AliESDEvent* aEsd, AliceSide side) { // Returns if the FMD triggered // // Authors: FMD team, Hans Dalsgaard (code merged from FMD/AliFMDOfflineTrigger) Int_t triggers = FMDHitCombinations(aEsd, side, kFALSE); if (triggers > 0) return kTRUE; return kFALSE; } Long64_t AliTriggerAnalysis::Merge(TCollection* list) { // Merge a list of AliMultiplicityCorrection objects with this (needed for // PROOF). // Returns the number of merged objects (including this). if (!list) return 0; if (list->IsEmpty()) return 1; TIterator* iter = list->MakeIterator(); TObject* obj; // collections of all histograms const Int_t nHists = 11; TList collections[nHists]; Int_t count = 0; while ((obj = iter->Next())) { AliTriggerAnalysis* entry = dynamic_cast (obj); if (entry == 0) continue; Int_t n = 0; collections[n++].Add(entry->fHistV0A); collections[n++].Add(entry->fHistV0C); collections[n++].Add(entry->fHistZDC); collections[n++].Add(entry->fHistTDCZDC); collections[n++].Add(entry->fHistTimeZDC); collections[n++].Add(entry->fHistFMDA); collections[n++].Add(entry->fHistFMDC); collections[n++].Add(entry->fHistFMDSingle); collections[n++].Add(entry->fHistFMDSum); collections[n++].Add(entry->fHistBitsSPD); collections[n++].Add(entry->fHistFiredBitsSPD); // merge fTriggerClasses TIterator* iter2 = entry->fTriggerClasses->MakeIterator(); TObjString* obj2 = 0; while ((obj2 = dynamic_cast (iter2->Next()))) { TParameter* param2 = static_cast*> (entry->fTriggerClasses->GetValue(obj2)); TParameter* param1 = dynamic_cast*> (fTriggerClasses->GetValue(obj2)); if (param1) { param1->SetVal(param1->GetVal() + param2->GetVal()); } else { param1 = dynamic_cast*> (param2->Clone()); fTriggerClasses->Add(new TObjString(obj2->String()), param1); } } delete iter2; count++; } Int_t n = 0; fHistV0A->Merge(&collections[n++]); fHistV0C->Merge(&collections[n++]); fHistZDC->Merge(&collections[n++]); fHistTDCZDC->Merge(&collections[n++]); if (fHistTimeZDC) fHistTimeZDC->Merge(&collections[n++]); else n++; fHistFMDA->Merge(&collections[n++]); fHistFMDC->Merge(&collections[n++]); fHistFMDSingle->Merge(&collections[n++]); fHistFMDSum->Merge(&collections[n++]); fHistBitsSPD->Merge(&collections[n++]); fHistFiredBitsSPD->Merge(&collections[n++]); delete iter; return count+1; } void AliTriggerAnalysis::SaveHistograms() const { // write histograms to current directory if (!fHistBitsSPD) return; if (fHistBitsSPD) { fHistBitsSPD->Write(); fHistBitsSPD->ProjectionX(); fHistBitsSPD->ProjectionY(); } else Printf("Cannot save fHistBitsSPD"); if (fHistFiredBitsSPD) fHistFiredBitsSPD->Write(); else Printf("Cannot save fHistFiredBitsSPD"); if (fHistV0A) fHistV0A->Write(); else Printf("Cannot save fHistV0A"); if (fHistV0C) fHistV0C->Write(); else Printf("Cannot save fHistV0C"); if (fHistZDC) fHistZDC->Write(); else Printf("Cannot save fHistZDC"); if (fHistTDCZDC) fHistTDCZDC->Write(); else Printf("Cannot save fHistTDCZDC"); if (fHistTimeZDC) fHistTimeZDC->Write(); else Printf("Cannot save fHistTimeZDC"); if (fHistFMDA) fHistFMDA->Write(); else Printf("Cannot save fHistFMDA"); if (fHistFMDC) fHistFMDC->Write(); else Printf("Cannot save fHistFMDC"); if (fHistFMDSingle) fHistFMDSingle->Write(); else Printf("Cannot save fHistFMDSingle"); if (fHistFMDSum) fHistFMDSum->Write(); else Printf("Cannot save fHistFMDSum"); if (fSPDGFOEfficiency) fSPDGFOEfficiency->Write("fSPDGFOEfficiency"); // else Printf("Cannot save fSPDGFOEfficiency"); fTriggerClasses->Write("fTriggerClasses", TObject::kSingleKey); } void AliTriggerAnalysis::PrintTriggerClasses() const { // print trigger classes Printf("Trigger Classes:"); Printf("Event count for trigger combinations:"); TMap singleTrigger; singleTrigger.SetOwner(); TIterator* iter = fTriggerClasses->MakeIterator(); TObjString* obj = 0; while ((obj = dynamic_cast (iter->Next()))) { TParameter* param = static_cast*> (fTriggerClasses->GetValue(obj)); Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal()); TObjArray* tokens = obj->String().Tokenize(" "); for (Int_t i=0; iGetEntries(); i++) { TParameter* count = dynamic_cast*> (singleTrigger.GetValue(((TObjString*) tokens->At(i))->String().Data())); if (!count) { count = new TParameter(((TObjString*) tokens->At(i))->String().Data(), 0); singleTrigger.Add(new TObjString(((TObjString*) tokens->At(i))->String().Data()), count); } count->SetVal(count->GetVal() + param->GetVal()); } delete tokens; } delete iter; Printf("Event count for single trigger:"); iter = singleTrigger.MakeIterator(); while ((obj = dynamic_cast (iter->Next()))) { TParameter* param = static_cast*> (singleTrigger.GetValue(obj)); Printf(" %s: %ld triggers", obj->String().Data(), (Long_t)param->GetVal()); } delete iter; singleTrigger.DeleteAll(); }