+++ /dev/null
-#ifndef ALIGENPYTHIA_H
-#define ALIGENPYTHIA_H
-/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * See cxx source for full Copyright notice */
-
-
-/* $Id$ */
-
-//
-// Generator using the TPythia interface (via AliPythia)
-// to generate pp collisions.
-// Using SetNuclei() also nuclear modifications to the structure functions
-// can be taken into account. This makes, of course, only sense for the
-// generation of the products of hard processes (heavy flavor, jets ...)
-//
-// andreas.morsch@cern.ch
-//
-
-#include "AliGenMC.h"
-#include "AliPythia.h"
-
-class AliPythia;
-class TParticle;
-class AliGenPythiaEventHeader;
-class AliGenEventHeader;
-class AliStack;
-class AliRunLoader;
-class TObjArray;
-
-class AliGenPythia : public AliGenMC
-{
- public:
-
- typedef enum {kFlavorSelection, kParentSelection, kHeavyFlavor} StackFillOpt_t;
- typedef enum {kCountAll, kCountParents, kCountTrackables} CountMode_t;
- typedef enum {kCluster, kCell} JetRecMode_t;
-
- AliGenPythia();
- AliGenPythia(Int_t npart);
- virtual ~AliGenPythia();
- virtual void Generate();
- virtual void Init();
- // Range of events to be printed
- virtual void SetEventListRange(Int_t eventFirst=-1, Int_t eventLast=-1);
- // Select process type
- virtual void SetProcess(Process_t proc = kPyCharm) {fProcess = proc;}
- virtual void SetTune(Int_t itune) {fItune = itune;}
- virtual void SetSeed(UInt_t seed);
-
- // Select structure function
- virtual void SetStrucFunc(StrucFunc_t func = kCTEQ5L) {fStrucFunc = func;}
- // Rewieght pt, hard spectrum with pT/p0^n, set power n
- virtual void SetWeightPower(Float_t power = 0.) { fWeightPower = power; }
- // Select pt of hard scattering
- virtual void SetPtHard(Float_t ptmin = 0, Float_t ptmax = 1.e10)
- {fPtHardMin = ptmin; fPtHardMax = ptmax; }
- // y of hard scattering
- virtual void SetYHard(Float_t ymin = -1.e10, Float_t ymax = 1.e10)
- {fYHardMin = ymin; fYHardMax = ymax; }
- // Set initial and final state gluon radiation
- virtual void SetGluonRadiation(Int_t iIn, Int_t iFin)
- {fGinit = iIn; fGfinal = iFin;}
- virtual void SetColorReconnectionOff(Int_t iflag=0){fCRoff=iflag;}
- // Intrinsic kT
- virtual void SetPtKick(Float_t kt = 1.)
- {fPtKick = kt;}
- // Use the Pythia 6.3 new multiple interations scenario
- virtual void UseNewMultipleInteractionsScenario() {fNewMIS = kTRUE;}
- // Switch off heavy flavors
- virtual void SwitchHFOff() {fHFoff = kTRUE;}
- // Set centre of mass energy
- virtual void SetEnergyCMS(Float_t energy = 5500) {fEnergyCMS = energy;}
- // Treat protons as inside nuclei with mass numbers a1 and a2
- virtual void SetNuclei(Int_t a1, Int_t a2, Int_t pdfset = 0);
- // Set colliding nuclei ("p","n",...)
- virtual void SetCollisionSystem(TString projectile, TString target) { fProjectile = projectile; fTarget = target; }
- virtual void SetNuclearPDF(Int_t pdf) {fNucPdf = pdf;}
- virtual void SetUseNuclearPDF(Bool_t val) {fUseNuclearPDF = val;}
- virtual void SetUseLorentzBoost(Bool_t val) {fUseLorentzBoost = val;}
- //
- // Trigger options
- //
- // Energy range for jet trigger
- virtual void SetJetEtRange(Float_t etmin = 0., Float_t etmax = 1.e4)
- {fEtMinJet = etmin; fEtMaxJet = etmax;}
- // Eta range for jet trigger
- virtual void SetJetEtaRange(Float_t etamin = -20., Float_t etamax = 20.)
- {fEtaMinJet = etamin; fEtaMaxJet = etamax;}
- // Phi range for jet trigger
- virtual void SetJetPhiRange(Float_t phimin = 0., Float_t phimax = 360.)
- {fPhiMinJet = TMath::Pi()*phimin/180.; fPhiMaxJet = TMath::Pi()*phimax/180.;}
- // Jet reconstruction mode; default is cone algorithm
- virtual void SetJetReconstructionMode(Int_t mode = kCell) {fJetReconstruction = mode;}
- // Eta range for gamma trigger
- virtual void SetGammaEtaRange(Float_t etamin = -20., Float_t etamax = 20.)
- {fEtaMinGamma = etamin; fEtaMaxGamma = etamax;}
- // Phi range for gamma trigger
- virtual void SetGammaPhiRange(Float_t phimin = 0., Float_t phimax = 360.)
- {fPhiMinGamma = TMath::Pi()*phimin/180.; fPhiMaxGamma = TMath::Pi()*phimax/180.;}
- // Y range for heavy quark trigger
- virtual void SetHeavyQuarkYRange(Float_t ymin=-20., Float_t ymax=20.){
- fYMinHQ = ymin; fYMaxHQ=ymax; fUseYCutHQ=kTRUE;
- }
-
- // Select events with fragmentation photon, decay photon, pi0 or eta going to PHOS or EMCAL and central barrel
- virtual Bool_t TriggerOnSelectedParticles(Int_t np);
-
- virtual void SetCheckPHOS (Bool_t b) {fCheckPHOS = b;}
- virtual void SetCheckEMCAL (Bool_t b) {fCheckEMCAL = b;}
- virtual void SetCheckBarrel (Bool_t b) {fCheckBarrel = b;}
-
- //virtual void SetElectronInEMCAL (Bool_t b) {fEleInEMCAL = b;}
- //virtual void SetPhotonInPHOS (Bool_t b) {fCheckPHOS = b; fPhotonInCalo = b;} // Not in use
-
- virtual void SetFragPhotonInCalo (Bool_t b) { fFragPhotonInCalo = b;}
- virtual void SetFragPhotonInBarrel(Bool_t b) {fCheckBarrel = b; fFragPhotonInCalo = b;}
- virtual void SetFragPhotonInEMCAL (Bool_t b) {fCheckEMCAL = b; fFragPhotonInCalo = b;}
- virtual void SetFragPhotonInPHOS (Bool_t b) {fCheckPHOS = b; fFragPhotonInCalo = b;}
-
- virtual void SetHadronInCalo (Bool_t b) { fHadronInCalo = b;}
- virtual void SetHadronInBarrel (Bool_t b) {fCheckBarrel = b; fHadronInCalo = b;}
- virtual void SetHadronInEMCAL (Bool_t b) {fCheckEMCAL = b; fHadronInCalo = b;}
- virtual void SetHadronInPHOS (Bool_t b) {fCheckPHOS = b; fHadronInCalo = b;}
-
- virtual void SetElectronInCalo (Bool_t b) { fEleInCalo = b;}
- virtual void SetElectronInBarrel (Bool_t b) {fCheckBarrel = b; fEleInCalo = b;}
- virtual void SetElectronInEMCAL (Bool_t b) {fCheckEMCAL = b; fEleInCalo = b;}
- virtual void SetElectronInPHOS (Bool_t b) {fCheckPHOS = b; fEleInCalo = b;}
-
- virtual void SetDecayPhotonInCalo (Bool_t d) {fDecayPhotonInCalo = d;}
- virtual void SetDecayPhotonInBarrel(Bool_t d) {fDecayPhotonInCalo = d; fCheckBarrel = d;}
- virtual void SetDecayPhotonInEMCAL(Bool_t d) {fDecayPhotonInCalo = d; fCheckEMCAL = d;}
- virtual void SetDecayPhotonInPHOS (Bool_t d) {fDecayPhotonInCalo = d; fCheckPHOS = d;}
-
- virtual void SetPi0InCalo (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f;}
- virtual void SetPi0InBarrel (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel= b; }
- virtual void SetPi0InEMCAL (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; }
- virtual void SetPi0InPHOS (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; }
-
- virtual void SetEtaInCalo (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f;}
- virtual void SetEtaInBarrel (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel= b; }
- virtual void SetEtaInEMCAL (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; }
- virtual void SetEtaInPHOS (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; }
-
- virtual void SetPi0PhotonDecayInBarrel(Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel = b; }
- virtual void SetPi0PhotonDecayInEMCAL (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; }
- virtual void SetPi0PhotonDecayInPHOS (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; }
-
- virtual void SetEtaPhotonDecayInBarrel(Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel = b; }
- virtual void SetEtaPhotonDecayInEMCAL (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; }
- virtual void SetEtaPhotonDecayInPHOS (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; }
-
-
- // Trigger on a minimum multiplicity
- virtual void SetTriggerChargedMultiplicity(Int_t multiplicity, Float_t etamax = 0, Float_t ptmin = -1.)
- {fTriggerMultiplicity = multiplicity; fTriggerMultiplicityEta = etamax;
- fTriggerMultiplicityPtMin = ptmin;}
-
- // Trigger on a minimum multiplicity for a given eta range
- virtual void SetTriggerMultiplicityEtaRange(Int_t multiplicity, Float_t etamin = 0., Float_t etamax = 0., Float_t ptmin = -1.)
- {fTriggerMultiplicity = multiplicity; fTriggerMultiplicityEtaMin = etamin; fTriggerMultiplicityEtaMax = etamax;
- fTriggerMultiplicityPtMin = ptmin;}
-
- // Calorimeters acceptance
- // Set Phi in degrees, and Eta coverage, should not be negative
- virtual void SetBarrelAcceptance(Float_t deta) {fTriggerEta = deta ;}
- virtual void SetTriggerY(Float_t dy) {fTriggerY = dy;}
- virtual void SetEMCALAcceptance (Float_t phimin, Float_t phimax, Float_t deta) {fEMCALMinPhi = phimin ; fEMCALMaxPhi = phimax ; fEMCALEta = deta ; }
- virtual void SetPHOSAcceptance (Float_t phimin, Float_t phimax, Float_t deta) {fPHOSMinPhi = phimin ; fPHOSMaxPhi = phimax ; fPHOSEta = deta ; }
- virtual void SetRotateParticleInPHOSeta(Bool_t b) {fCheckPHOSeta = b;}
-
- virtual void SetTriggerParticleMinPt(Float_t pt) {fTriggerParticleMinPt = pt;}
-// virtual void SetPhotonMinPt(Float_t pt) {fPhotonMinPt = pt;}
-// virtual void SetElectronMinPt(Float_t pt) {fElectronMinPt = pt;}
- // Trigger and rotate event
- void RotatePhi(Bool_t& okdd);
-
- // Trigger on a single particle (not related to calorimeter trigger above)
- virtual void SetTriggerParticle(Int_t particle = 0, Float_t etamax = 0.9, Float_t ptmin = -1, Float_t ptmax = 1000)
- {fTriggerParticle = particle; fTriggerEta = etamax; fTriggerEtaMin = etamax; fTriggerMinPt = ptmin; fTriggerMaxPt = ptmax;}
- virtual void SetTriggerParticle(Int_t particle, Float_t etamin, Float_t etamax, Float_t ptmin, Float_t ptmax)
- {fTriggerParticle = particle; fTriggerEtaMin = etamin, fTriggerEta = etamax; fTriggerMinPt = ptmin; fTriggerMaxPt = ptmax;}
-
- //
- // Heavy flavor options
- //
- // Set option for feed down from higher family
- virtual void SetFeedDownHigherFamily(Bool_t opt) {
- fFeedDownOpt = opt;
- }
- // Set option for selecting particles kept in stack according to flavor
- // or to parent selection
- virtual void SetStackFillOpt(StackFillOpt_t opt) {
- fStackFillOpt = opt;
- }
- // Set fragmentation option
- virtual void SetFragmentation(Bool_t opt) {
- fFragmentation = opt;
- }
- // Set counting mode
- virtual void SetCountMode(CountMode_t mode) {
- fCountMode = mode;
- }
- //
- // Quenching
- //
- // Set quenching mode 0 = no, 1 = AM, 2 = IL, 3 = NA, 4 = ACS
- virtual void SetQuench(Int_t flag = 0) {fQuench = flag;}
- // Set transport coefficient.
- void SetQhat(Float_t qhat) {fQhat = qhat;}
- //Set initial medium length.
- void SetLength(Float_t length) {fLength = length;}
- //set parameters for pyquen afterburner
- virtual void SetPyquenPar(Float_t t0=1., Float_t tau0=0.1, Int_t nf=0,Int_t iengl=0, Int_t iangl=3)
- {fpyquenT = t0; fpyquenTau = tau0; fpyquenNf=nf;fpyquenEloss=iengl;fpyquenAngle=iangl;}
- virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;}
- virtual void SetPatchOmegaDalitz(Int_t flag = 1) {fPatchOmegaDalitz = flag;}
- virtual void SetDecayerExodus(Int_t flag = 1) {fDecayerExodus = flag;}
- virtual void SetReadFromFile(const Text_t *filname) {fkFileName = filname; fReadFromFile = 1;}
- virtual void SetReadLHEF(const Text_t *filename) {fkNameLHEF = filename; fReadLHEF = 1;}
-
- //
- // Pile-up
- //
- // Get interaction rate for pileup studies
- virtual void SetInteractionRate(Float_t rate,Float_t timewindow = 90.e-6);
- virtual Float_t GetInteractionRate() const {return fInteractionRate;}
- // get cross section of process
- virtual Float_t GetXsection() const {return fXsection;}
- // get triggered jets
- void GetJets(Int_t& njets, Int_t& ntrig, Float_t jets[4][10]);
- void RecJetsUA1(Int_t& njets, Float_t jets[4][50]);
- void SetPycellParameters(Float_t etamax = 2., Int_t neta = 274, Int_t nphi = 432,
- Float_t thresh = 0., Float_t etseed = 4.,
- Float_t minet = 10., Float_t r = 1.);
-
- void LoadEvent(AliStack* stack, Int_t flag = 0, Int_t reHadr = 0);
- void LoadEvent(const TObjArray* stack, Int_t flag = 0, Int_t reHadr = 0);
- // Getters
- virtual Process_t GetProcess() const {return fProcess;}
- virtual StrucFunc_t GetStrucFunc() const {return fStrucFunc;}
- virtual void GetPtHard(Float_t& ptmin, Float_t& ptmax) const
- {ptmin = fPtHardMin; ptmax = fPtHardMax;}
- virtual void GetNuclei(Int_t& a1, Int_t& a2) const
- {a1 = fAProjectile; a2 = fATarget;}
- virtual void GetJetEtRange(Float_t& etamin, Float_t& etamax) const
- {etamin = fEtaMinJet; etamax = fEtaMaxJet;}
- virtual void GetJetPhiRange(Float_t& phimin, Float_t& phimax) const
- {phimin = fPhiMinJet*180./TMath::Pi(); phimax = fPhiMaxJet*180/TMath::Pi();}
- virtual void GetGammaEtaRange(Float_t& etamin, Float_t& etamax) const
- {etamin = fEtaMinGamma; etamax = fEtaMaxGamma;}
- virtual void GetGammaPhiRange(Float_t& phimin, Float_t& phimax) const
- {phimin = fPhiMinGamma*180./TMath::Pi(); phimax = fPhiMaxGamma*180./TMath::Pi();}
- //
- Bool_t CheckDetectorAcceptance(Float_t phi, Float_t eta, Int_t iparticle);
- Bool_t IsInEMCAL (Float_t phi, Float_t eta) const;
- Bool_t IsInPHOS (Float_t phi, Float_t eta, Int_t iparticle) ;
- Bool_t IsInBarrel(Float_t eta) const;
- Bool_t IsFromHeavyFlavor(Int_t ipart);
- //
- virtual void FinishRun();
- Bool_t CheckTrigger(const TParticle* jet1, const TParticle* jet2);
- //Used in some processes to selected child properties
- Bool_t CheckKinematicsOnChild();
- void GetSubEventTime();
-
- void SetTuneForDiff(Bool_t a=kTRUE) {fkTuneForDiff=a;}
- AliDecayer * GetDecayer(){return fDecayer;}
-
- protected:
- // adjust the weight from kinematic cuts
- void AdjustWeights() const;
- Int_t GenerateMB();
- void MakeHeader();
- void GeneratePileup();
- Process_t fProcess; //Process type
- Int_t fItune; // Pythia tune > 6.4
- StrucFunc_t fStrucFunc; //Structure Function
- Float_t fKineBias; //!Bias from kinematic selection
- Int_t fTrials; //!Number of trials for current event
- Int_t fTrialsRun; //!Number of trials for run
- Float_t fQ; //Mean Q
- Float_t fX1; //Mean x1
- Float_t fX2; //Mean x2
- Float_t fEventTime; //Time of the subevent
- Float_t fInteractionRate; //Interaction rate (set by user)
- Float_t fTimeWindow; //Time window for pileup events (set by user)
- Int_t fCurSubEvent; //Index of the current sub-event
- TArrayF *fEventsTime; //Subevents time for pileup
- Int_t fNev; //Number of events
- Int_t fFlavorSelect; //Heavy Flavor Selection
- Float_t fXsection; //Cross-section
- AliPythia *fPythia; //!Pythia
- Float_t fWeightPower; //power for cross section weights; 0 means no reweighting
- Float_t fPtHardMin; //lower pT-hard cut
- Float_t fPtHardMax; //higher pT-hard cut
- Float_t fYHardMin; //lower y-hard cut
- Float_t fYHardMax; //higher y-hard cut
- Int_t fGinit; //initial state gluon radiation
- Int_t fGfinal; //final state gluon radiation
- Int_t fCRoff; //color reconnection off in the pythia6 annealying model
- Int_t fHadronisation; //hadronisation
- Bool_t fPatchOmegaDalitz; //flag for omega dalitz decay patch
- Bool_t fDecayerExodus; //flag for exodus decayer
- Int_t fNpartons; //Number of partons before hadronisation
- Int_t fReadFromFile; //read partons from file
- Int_t fReadLHEF; //read lhef file
- Int_t fQuench; //Flag for quenching
- Float_t fQhat; //Transport coefficient (GeV^2/fm)
- Float_t fLength; //Medium length (fm)
- Float_t fpyquenT; //Pyquen initial temperature
- Float_t fpyquenTau; //Pyquen initial proper time
- Int_t fpyquenNf; //Pyquen number of flavours into the game
- Int_t fpyquenEloss; //Pyquen type of energy loss
- Int_t fpyquenAngle; //Pyquen radiation angle for gluons
- Float_t fImpact; //Impact parameter for quenching simulation (q-pythia)
- Float_t fPtKick; //Transverse momentum kick
- Bool_t fFullEvent; //!Write Full event if true
- AliDecayer *fDecayer; //!Pointer to the decayer instance
- Int_t fDebugEventFirst; //!First event to debug
- Int_t fDebugEventLast; //!Last event to debug
- Float_t fEtMinJet; //Minimum et of triggered Jet
- Float_t fEtMaxJet; //Maximum et of triggered Jet
- Float_t fEtaMinJet; //Minimum eta of triggered Jet
- Float_t fEtaMaxJet; //Maximum eta of triggered Jet
- Float_t fPhiMinJet; //Minimum phi of triggered Jet
- Float_t fPhiMaxJet; //Maximum phi of triggered Jet
- Int_t fJetReconstruction; //Jet Reconstruction mode
- Float_t fEtaMinGamma; // Minimum eta of triggered gamma
- Float_t fEtaMaxGamma; // Maximum eta of triggered gamma
- Float_t fPhiMinGamma; // Minimum phi of triggered gamma
- Float_t fPhiMaxGamma; // Maximum phi of triggered gamma
- Bool_t fUseYCutHQ; // siwtch for using y cut for heavy quarks
- Float_t fYMinHQ; // Minimum y of triggered heavy quarks
- Float_t fYMaxHQ; // Maximum y of triggered heavy quarks
- Float_t fPycellEtaMax; // Max. eta for Pycell
- Int_t fPycellNEta; // Number of eta bins for Pycell
- Int_t fPycellNPhi; // Number of phi bins for Pycell
- Float_t fPycellThreshold; // Pycell threshold
- Float_t fPycellEtSeed; // Pycell seed
- Float_t fPycellMinEtJet; // Pycell min. jet et
- Float_t fPycellMaxRadius; // Pycell cone radius
- StackFillOpt_t fStackFillOpt; // Stack filling with all particles with
- // that flavour or only with selected
- // parents and their decays
- Bool_t fFeedDownOpt; // Option to set feed down from higher
- // quark families (e.g. b->c)
- Bool_t fFragmentation; // Option to activate fragmentation by Pythia
- Bool_t fSetNuclei; // Flag indicating that SetNuclei has been called
- Bool_t fUseNuclearPDF; // flag if nuclear pdf should be applied
- Bool_t fUseLorentzBoost; // flag if lorentz boost should be applied
- Bool_t fNewMIS; // Flag for the new multipple interactions scenario
- Bool_t fHFoff; // Flag for switching heafy flavor production off
- Int_t fNucPdf; // Nuclear pdf 0: EKS98 1: EPS08
- Int_t fTriggerParticle; // Trigger on this particle ...
- Float_t fTriggerEta; // .. within |eta| < fTriggerEta
- Float_t fTriggerY; // .. within |y| < fTriggerEta
- Float_t fTriggerEtaMin; // .. within fTriggerEtaMin < eta < fTriggerEta
- Float_t fTriggerMinPt; // .. within pt > fTriggerMinPt
- Float_t fTriggerMaxPt; // .. within pt < fTriggerMaxPt
- Int_t fTriggerMultiplicity; // Trigger on events with a minimum charged multiplicity
- Float_t fTriggerMultiplicityEta; // in a given eta range
- Float_t fTriggerMultiplicityEtaMin; // in a given eta min
- Float_t fTriggerMultiplicityEtaMax; // in a given eta max
- Float_t fTriggerMultiplicityPtMin; // above this pT
- CountMode_t fCountMode; // Options for counting when the event will be finished.
- // fCountMode = kCountAll --> All particles that end up in the
- // stack are counted
- // fCountMode = kCountParents --> Only selected parents are counted
- // fCountMode = kCountTrackabless --> Only particles flagged for tracking
- // are counted
- //
- //
-
- AliGenPythiaEventHeader* fHeader; //! Event header
- AliRunLoader* fRL; //! Run Loader
- const Text_t* fkFileName; //! Name of file to read from
- const Text_t* fkNameLHEF; //! Name of lhef file to read from
- Bool_t fFragPhotonInCalo; // Option to ask for Fragmentation Photon in calorimeters acceptance
- Bool_t fHadronInCalo; // Option to ask for hadron (not pi0) in calorimeters acceptance
- Bool_t fPi0InCalo; // Option to ask for Pi0 in calorimeters acceptance
- Bool_t fEtaInCalo; // Option to ask for Eta in calorimeters acceptance
- Bool_t fPhotonInCalo; // Option to ask for Photon in calorimeter acceptance (not in use)
- Bool_t fDecayPhotonInCalo;// Option to ask for Decay Photon in calorimeter acceptance
- Bool_t fForceNeutralMeson2PhotonDecay; // Option to ask for Pi0/Eta in calorimeters acceptance when decay into 2 photons
- Bool_t fEleInCalo; // Option to ask for Electron in EMCAL acceptance
- Bool_t fEleInEMCAL; // Option to ask for Electron in EMCAL acceptance (not in use)
- Bool_t fCheckBarrel; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in central barrel acceptance
- Bool_t fCheckEMCAL; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters EMCAL acceptance
- Bool_t fCheckPHOS; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters PHOS acceptance
- Bool_t fCheckPHOSeta; // Option to ask for rotate event particles in phi to have in PHOS acceptance a requested particle that previously had the good eta
- Int_t fPHOSRotateCandidate; // Internal member to select the particle candidate to trigger the event phi rotation, to put it in PHOS phi acceptance
- Float_t fTriggerParticleMinPt; // Minimum momentum of Fragmentation Photon or Pi0 or other hadron
- Float_t fPhotonMinPt; // Minimum momentum of Photon (not in use)
- Float_t fElectronMinPt; // Minimum momentum of Electron (not in use)
- //Calorimeters eta-phi acceptance
- Float_t fPHOSMinPhi; // Minimum phi PHOS, degrees
- Float_t fPHOSMaxPhi; // Maximum phi PHOS, degrees
- Float_t fPHOSEta; // Minimum eta PHOS, coverage delta eta
- Float_t fEMCALMinPhi; // Minimum phi EMCAL, degrees
- Float_t fEMCALMaxPhi; // Maximum phi EMCAL, degrees
- Float_t fEMCALEta; // Maximum eta EMCAL, coverage delta eta
-
- Bool_t fkTuneForDiff; // Pythia tune
- Int_t fProcDiff;
- private:
- AliGenPythia(const AliGenPythia &Pythia);
- AliGenPythia & operator=(const AliGenPythia & rhs);
-
-
- Bool_t CheckDiffraction();
- Bool_t GetWeightsDiffraction(Double_t M, Double_t &Mmin, Double_t &Mmax,
- Double_t &wSD, Double_t &wDD, Double_t &wND);
-
- ClassDef(AliGenPythia, 15) // AliGenerator interface to Pythia
-};
-#endif
-
-
-
-
-