class AliGenEventHeader;
class AliStack;
class AliRunLoader;
+class TObjArray;
class AliGenPythia : public AliGenMC
{
virtual ~AliGenPythia();
virtual void Generate();
virtual void Init();
- // set a cut on the Z coord. of the primary vertex (cm)
- //
+ // Range of events to be printed
virtual void SetEventListRange(Int_t eventFirst=-1, Int_t eventLast=-1);
- // select process type
+ // Select process type
virtual void SetProcess(Process_t proc = kPyCharm) {fProcess = proc;}
- // select structure function
+ virtual void SetTune(Int_t itune) {fItune = itune;}
+
+ // Select structure function
virtual void SetStrucFunc(StrucFunc_t func = kCTEQ5L) {fStrucFunc = func;}
- // select pt of hard scattering
+ // 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;}
+ // 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
+ // Set centre of mass energy
virtual void SetEnergyCMS(Float_t energy = 5500) {fEnergyCMS = energy;}
- // treat protons as inside nuclei
- virtual void SetNuclei(Int_t a1, Int_t a2);
+ // Treat protons as inside nuclei with mass numbers a1 and a2
+ virtual void SetNuclei(Int_t a1, Int_t a2, Int_t pdfset = 0);
+ //
+ // 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;}
- virtual void SetJetReconstructionMode(Int_t mode = kCell) {fJetReconstruction = mode;}
+ // 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.;}
-
// Select jets with fragmentation photon or pi0 going to PHOS or EMCAL
+ virtual void SetFragPhotonInCalo(Bool_t b) {fFragPhotonInCalo = b;}
+ virtual void SetPi0InCalo (Bool_t b) {fPi0InCalo = b;}
+ virtual void SetPhotonInCalo(Bool_t b) {fPhotonInCalo = b;}
+ virtual void SetCheckPHOS (Bool_t b) {fCheckPHOS = b;}
+ virtual void SetCheckEMCAL(Bool_t b) {fCheckEMCAL = b;}
+ virtual void SetFragPhotonInEMCAL(Bool_t b) {fCheckEMCAL = b; fFragPhotonInCalo = b;}
+ virtual void SetFragPhotonInPHOS(Bool_t b) {fCheckPHOS = b; fFragPhotonInCalo = b;}
+ virtual void SetPi0InEMCAL(Bool_t b) {fCheckEMCAL = b; fPi0InCalo = b;}
+ virtual void SetPi0InPHOS(Bool_t b) {fCheckPHOS = b; fPi0InCalo = b;}
+ virtual void SetPhotonInEMCAL(Bool_t b) {fCheckEMCAL = b; fPhotonInCalo = b;}
+ virtual void SetElectronInEMCAL(Bool_t b) {fEleInEMCAL = b;}
+ virtual void SetPhotonInPHOS(Bool_t b) {fCheckPHOS = b; fPhotonInCalo = b;}
- virtual void SetFragPhotonInCalo(Bool_t b) {fFragPhotonInCalo = b;}
- virtual void SetPi0InCalo (Bool_t b) {fPi0InCalo = b;}
- virtual void SetCheckPHOS (Bool_t b) {fCheckPHOS = b;}
- virtual void SetCheckEMCAL(Bool_t b) {fCheckEMCAL = b;}
-
- virtual void SetFragPhotonInEMCAL(Bool_t b)
- {fCheckEMCAL = b; fFragPhotonInCalo = b ;}
- virtual void SetFragPhotonInPHOS(Bool_t b)
- {fCheckPHOS = b ; fFragPhotonInCalo = b ;}
- virtual void SetPi0InEMCAL(Bool_t b)
- {fCheckEMCAL = b ; fPi0InCalo = b ;}
- virtual void SetPi0InPHOS(Bool_t b)
- {fCheckPHOS = b ; fPi0InCalo = b ;}
-
- virtual void SetFragPhotonOrPi0MinPt(Float_t pt) {fFragPhotonOrPi0MinPt=pt;}
-
- // Trigger on a particle
+ // 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;}
+
+ virtual void SetPhotonInPHOSeta(Bool_t b) {fCheckPHOSeta = b; fPhotonInCalo = b;}
+ virtual void SetFragPhotonOrPi0MinPt(Float_t pt) {fFragPhotonOrPi0MinPt = pt;}
+ virtual void SetPhotonMinPt(Float_t pt) {fPhotonMinPt = pt;}
+ virtual void SetElectronMinPt(Float_t pt) {fElectronMinPt = pt;}
+ // Trigger and rotate event
+ void RotatePhi(Int_t iphcand, Bool_t& okdd);
+ // Trigger on a single particle
virtual void SetTriggerParticle(Int_t particle = 0, Float_t etamax = 0.9)
{fTriggerParticle = particle; fTriggerEta = etamax;}
+ //
+ // Heavy flavor options
+ //
// Set option for feed down from higher family
virtual void SetFeedDownHigherFamily(Bool_t opt) {
- fFeedDownOpt = 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;
+ fStackFillOpt = opt;
}
// Set fragmentation option
virtual void SetFragmentation(Bool_t opt) {
- fFragmentation = opt;
+ fFragmentation = opt;
}
// Set counting mode
virtual void SetCountMode(CountMode_t mode) {
- fCountMode = mode;
+ fCountMode = mode;
}
- // Set quenching mode 0 = no, 1 = AM, 2 = IL
+ //
+ // 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;}
+
virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;}
virtual void SetReadFromFile(const Text_t *filname) {fFileName = filname; fReadFromFile = 1;}
-
- // Get interaction rate for pileup studies
+
+ //
+ // 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
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(AliStack* stack, Int_t flag = 0, Int_t reHadr = 0);
+ void LoadEvent(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 Float_t GetEnergyCMS() const {return fEnergyCMS;}
virtual void GetNuclei(Int_t& a1, Int_t& a2) const
{a1 = fAProjectile; a2 = fATarget;}
virtual void GetJetEtRange(Float_t& etamin, Float_t& etamax) const
//
virtual void FinishRun();
Bool_t CheckTrigger(TParticle* jet1, TParticle* jet2);
-
//Used in some processes to selected child properties
Bool_t CheckKinematicsOnChild();
-
-
void GetSubEventTime();
- void AddHeader(AliGenEventHeader* header);
-
+
protected:
// adjust the weight from kinematic cuts
void AdjustWeights() const;
void MakeHeader();
void GeneratePileup();
Process_t fProcess; //Process type
+ Int_t fItune; // Pythia tune > 6.4
StrucFunc_t fStrucFunc; //Structure Function
- Float_t fEnergyCMS; //Centre of mass energy
Float_t fKineBias; //!Bias from kinematic selection
Int_t fTrials; //!Number of trials for current event
Int_t fTrialsRun; //!Number of trials for run
Int_t fNpartons; //Number of partons before hadronisation
Int_t fReadFromFile; //read partons from file
Int_t fQuench; //Flag for quenching
+ Float_t fQhat; //Transport coefficient (GeV^2/fm)
+ Float_t fLength; //Medium length (fm)
+ 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
// 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 fNewMIS; // Flag for the new multipple interactions scenario
- Bool_t fHFoff; // Flag for switching heafy flavor production off
- Int_t fTriggerParticle; // Trigger on this particle ...
- Float_t fTriggerEta; // .. within |eta| < fTriggerEta
- //
- CountMode_t fCountMode; // Options for counting when the event will be finished.
- AliGenPythiaEventHeader* fHeader; //! Event header
- AliRunLoader* fRL; //! Run Loader
- const Text_t* fFileName; //! Name of file to read from
-
+ Bool_t fFragmentation; // Option to activate fragmentation by Pythia
+ Bool_t fSetNuclei; // Flag indicating that SetNuclei has been called
+ 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
+ Int_t fTriggerMultiplicity; // Trigger on events with a minimum charged multiplicity
+ Float_t fTriggerMultiplicityEta; // in a given eta range
+ 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* fFileName; //! Name of file to read from
+
- Bool_t fFragPhotonInCalo ; // Option ask for Fragmentation Photon in calorimeters acceptance
- Bool_t fPi0InCalo ; // Option ask for Pi0 in calorimeters acceptance
- Bool_t fCheckEMCAL ; // Option ask for FragPhoton or Pi0 in calorimeters EMCAL acceptance
- Bool_t fCheckPHOS ; // Option ask for FragPhoton or Pi0 in calorimeters PHOS acceptance
- Float_t fFragPhotonOrPi0MinPt ; // Minimum momentum of Fragmentation Photon or Pi0
+ Bool_t fFragPhotonInCalo; // Option to ask for Fragmentation Photon in calorimeters acceptance
+ Bool_t fPi0InCalo; // Option to ask for Pi0 in calorimeters acceptance
+ Bool_t fPhotonInCalo; // Option to ask for Decay Photon in calorimeter acceptance
+ Bool_t fEleInEMCAL; // Option to ask for Electron in EMCAL acceptance
+ Bool_t fCheckEMCAL; // Option to ask for FragPhoton or Pi0 in calorimeters EMCAL acceptance
+ Bool_t fCheckPHOS; // Option to ask for FragPhoton or Pi0 in calorimeters PHOS acceptance
+ Bool_t fCheckPHOSeta; // Option to ask for PHOS eta acceptance
+ Float_t fFragPhotonOrPi0MinPt; // Minimum momentum of Fragmentation Photon or Pi0
+ Float_t fPhotonMinPt; // Minimum momentum of Photon
+ Float_t fElectronMinPt; // Minimum momentum of Electron
//Calorimeters eta-phi acceptance
- Float_t fPHOSMinPhi ;
- Float_t fPHOSMaxPhi ;
- Float_t fPHOSEta ;
- Float_t fEMCALMinPhi ;
- Float_t fEMCALMaxPhi ;
- Float_t fEMCALEta ;
+ Float_t fPHOSMinPhi; // Minimum phi PHOS
+ Float_t fPHOSMaxPhi; // Maximum phi PHOS
+ Float_t fPHOSEta; // Minimum eta PHOS
+ Float_t fEMCALMinPhi; // Minimum phi EMCAL
+ Float_t fEMCALMaxPhi; // Maximum phi EMCAL
+ Float_t fEMCALEta; // Maximum eta EMCAL
private:
AliGenPythia(const AliGenPythia &Pythia);
AliGenPythia & operator=(const AliGenPythia & rhs);
- ClassDef(AliGenPythia,5) // AliGenerator interface to Pythia
+ ClassDef(AliGenPythia,9) // AliGenerator interface to Pythia
};
#endif