[u/mrichter/AliRoot.git] / PYTHIA6 / AliGenPythiaPlus.h

#ifndef ALIGENPYTHIAPLUS_H
#define ALIGENPYTHIAPLUS_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 AliPythiaBase;
class TParticle;
class AliGenPythiaEventHeader;
class AliGenEventHeader;
class AliStack;
class AliRunLoader;

class AliGenPythiaPlus : public AliGenMC
{
 public:

    typedef enum {kFlavorSelection, kParentSelection} StackFillOpt_t;
    typedef enum {kCountAll, kCountParents, kCountTrackables} CountMode_t;
    typedef enum {kCluster, kCell} JetRecMode_t;
	  
    AliGenPythiaPlus();
    AliGenPythiaPlus(AliPythiaBase* pythia);
    virtual ~AliGenPythiaPlus();
    virtual void    Generate();
    virtual void    Init();
    virtual void    SetSeed(UInt_t seed);
    
    // 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;}
    // Select structure function
    virtual void    SetStrucFunc(StrucFunc_t func =  kCTEQ5L) {fStrucFunc = func;}
    // 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
    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);
    //
    // 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.;}
   // 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  SetPhotonInPHOS(Bool_t b)      {fCheckPHOS    = b; fPhotonInCalo     = b;}
    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;}
    // 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;
    }
    // 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
    virtual void SetQuench(Int_t flag = 0) {fQuench = flag;}
    virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;}
    virtual void SetReadFromFile(const Text_t *filname) {fFileName = filname;  fReadFromFile = 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.);
    
    // 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();}
    // Y range for heavy quark trigger
    virtual void    SetHeavyQuarkYRange(Float_t ymin=-20., Float_t ymax=20.){
      fYMinHQ = ymin;    fYMaxHQ=ymax;   fUseYCutHQ=kTRUE;
    }

    //
    Bool_t IsInEMCAL(Float_t phi, Float_t eta) const;
    Bool_t IsInPHOS(Float_t phi, Float_t eta) const;
    //
    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();
    virtual void    SetTune(Int_t itune) {fItune = itune;}
    virtual void    SetInfo(Int_t info)  {fInfo  = info;}
 protected:
    // adjust the weight from kinematic cuts
    void     AdjustWeights() const;
    Int_t    GenerateMB();
    void     MakeHeader();    
    void     GeneratePileup();
    AliPythiaBase *fPythia;         //Pythia 
    Process_t   fProcess;           //Process type
    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
    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       fHadronisation;     //hadronisation
    Int_t       fNpartons;          //Number of partons before hadronisation
    Int_t       fReadFromFile;      //read partons from file
    Int_t       fQuench;            //Flag for quenching
    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  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.     
    // 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 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 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 
    //Calorimeters eta-phi acceptance 
    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
    Int_t   fItune;                // Pythia tune 
    Int_t   fInfo;                 // extented event info   
 private:
    AliGenPythiaPlus(const AliGenPythiaPlus &Pythia);
    AliGenPythiaPlus & operator=(const AliGenPythiaPlus & rhs);

    ClassDef(AliGenPythiaPlus, 4) // AliGenerator interface to Pythia
};
#endif
Commit	Line	Data
39d810c8	1	#ifndef ALIGENPYTHIAPLUS_H
	2	#define ALIGENPYTHIAPLUS_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6
	7	/* $Id$ */
	8
	9	//
	10	// Generator using the TPythia interface (via AliPythia)
	11	// to generate pp collisions.
	12	// Using SetNuclei() also nuclear modifications to the structure functions
	13	// can be taken into account. This makes, of course, only sense for the
	14	// generation of the products of hard processes (heavy flavor, jets ...)
	15	//
	16	// andreas.morsch@cern.ch
	17	//
	18
	19	#include "AliGenMC.h"
	20	#include "AliPythia.h"
	21
	22	class AliPythiaBase;
	23	class TParticle;
	24	class AliGenPythiaEventHeader;
	25	class AliGenEventHeader;
	26	class AliStack;
	27	class AliRunLoader;
	28
	29	class AliGenPythiaPlus : public AliGenMC
	30	{
	31	public:
	32
	33	typedef enum {kFlavorSelection, kParentSelection} StackFillOpt_t;
	34	typedef enum {kCountAll, kCountParents, kCountTrackables} CountMode_t;
	35	typedef enum {kCluster, kCell} JetRecMode_t;
	36
	37	AliGenPythiaPlus();
	38	AliGenPythiaPlus(AliPythiaBase* pythia);
	39	virtual ~AliGenPythiaPlus();
	40	virtual void Generate();
	41	virtual void Init();
1f6c58c1	42	virtual void SetSeed(UInt_t seed);
1f6c58c1	43
39d810c8	44	// Range of events to be printed
	45	virtual void SetEventListRange(Int_t eventFirst=-1, Int_t eventLast=-1);
	46	// Select process type
	47	virtual void SetProcess(Process_t proc = kPyCharm) {fProcess = proc;}
	48	// Select structure function
	49	virtual void SetStrucFunc(StrucFunc_t func = kCTEQ5L) {fStrucFunc = func;}
	50	// Select pt of hard scattering
	51	virtual void SetPtHard(Float_t ptmin = 0, Float_t ptmax = 1.e10)
	52	{fPtHardMin = ptmin; fPtHardMax = ptmax; }
	53	// y of hard scattering
	54	virtual void SetYHard(Float_t ymin = -1.e10, Float_t ymax = 1.e10)
	55	{fYHardMin = ymin; fYHardMax = ymax; }
	56	// Set initial and final state gluon radiation
	57	virtual void SetGluonRadiation(Int_t iIn, Int_t iFin)
	58	{fGinit = iIn; fGfinal = iFin;}
	59	// Intrinsic kT
	60	virtual void SetPtKick(Float_t kt = 1.)
	61	{fPtKick = kt;}
	62	// Use the Pythia 6.3 new multiple interations scenario
	63	virtual void UseNewMultipleInteractionsScenario() {fNewMIS = kTRUE;}
	64	// Switch off heavy flavors
	65	virtual void SwitchHFOff() {fHFoff = kTRUE;}
	66	// Set centre of mass energy
	67	virtual void SetEnergyCMS(Float_t energy = 5500) {fEnergyCMS = energy;}
	68	// Treat protons as inside nuclei with mass numbers a1 and a2
	69	virtual void SetNuclei(Int_t a1, Int_t a2);
	70	//
	71	// Trigger options
	72	//
	73	// Energy range for jet trigger
	74	virtual void SetJetEtRange(Float_t etmin = 0., Float_t etmax = 1.e4)
	75	{fEtMinJet = etmin; fEtMaxJet = etmax;}
	76	// Eta range for jet trigger
	77	virtual void SetJetEtaRange(Float_t etamin = -20., Float_t etamax = 20.)
	78	{fEtaMinJet = etamin; fEtaMaxJet = etamax;}
	79	// Phi range for jet trigger
	80	virtual void SetJetPhiRange(Float_t phimin = 0., Float_t phimax = 360.)
	81	{fPhiMinJet = TMath::Pi()phimin/180.; fPhiMaxJet = TMath::Pi()phimax/180.;}
	82	// Jet reconstruction mode; default is cone algorithm
	83	virtual void SetJetReconstructionMode(Int_t mode = kCell) {fJetReconstruction = mode;}
	84	// Eta range for gamma trigger
	85	virtual void SetGammaEtaRange(Float_t etamin = -20., Float_t etamax = 20.)
	86	{fEtaMinGamma = etamin; fEtaMaxGamma = etamax;}
	87	// Phi range for gamma trigger
	88	virtual void SetGammaPhiRange(Float_t phimin = 0., Float_t phimax = 360.)
	89	{fPhiMinGamma = TMath::Pi()phimin/180.; fPhiMaxGamma = TMath::Pi()phimax/180.;}
	90	// Select jets with fragmentation photon or pi0 going to PHOS or EMCAL
	91	virtual void SetFragPhotonInCalo(Bool_t b) {fFragPhotonInCalo = b;}
	92	virtual void SetPi0InCalo (Bool_t b) {fPi0InCalo = b;}
	93	virtual void SetPhotonInCalo(Bool_t b) {fPhotonInCalo = b;}
	94	virtual void SetCheckPHOS (Bool_t b) {fCheckPHOS = b;}
	95	virtual void SetCheckEMCAL(Bool_t b) {fCheckEMCAL = b;}
	96	virtual void SetFragPhotonInEMCAL(Bool_t b) {fCheckEMCAL = b; fFragPhotonInCalo = b;}
	97	virtual void SetFragPhotonInPHOS(Bool_t b) {fCheckPHOS = b; fFragPhotonInCalo = b;}
	98	virtual void SetPi0InEMCAL(Bool_t b) {fCheckEMCAL = b; fPi0InCalo = b;}
	99	virtual void SetPi0InPHOS(Bool_t b) {fCheckPHOS = b; fPi0InCalo = b;}
	100	virtual void SetPhotonInEMCAL(Bool_t b) {fCheckEMCAL = b; fPhotonInCalo = b;}
	101	virtual void SetPhotonInPHOS(Bool_t b) {fCheckPHOS = b; fPhotonInCalo = b;}
	102	virtual void SetPhotonInPHOSeta(Bool_t b) {fCheckPHOSeta = b; fPhotonInCalo = b;}
	103	virtual void SetFragPhotonOrPi0MinPt(Float_t pt) {fFragPhotonOrPi0MinPt = pt;}
	104	virtual void SetPhotonMinPt(Float_t pt) {fPhotonMinPt = pt;}
	105	// Trigger and rotate event
	106	void RotatePhi(Int_t iphcand, Bool_t& okdd);
	107	// Trigger on a single particle
108	virtual void SetTriggerParticle(Int_t particle = 0, Float_t etamax = 0.9)
109	{fTriggerParticle = particle; fTriggerEta = etamax;}
110	//
111	// Heavy flavor options
112	//
113	// Set option for feed down from higher family
114	virtual void SetFeedDownHigherFamily(Bool_t opt) {
115	fFeedDownOpt = opt;
116	}
117	// Set option for selecting particles kept in stack according to flavor
118	// or to parent selection
119	virtual void SetStackFillOpt(StackFillOpt_t opt) {
120	fStackFillOpt = opt;
121	}
122	// Set fragmentation option
123	virtual void SetFragmentation(Bool_t opt) {
124	fFragmentation = opt;
125	}
126	// Set counting mode
127	virtual void SetCountMode(CountMode_t mode) {
128	fCountMode = mode;
129	}
130	//
131	// Quenching
132	//
133	// Set quenching mode 0 = no, 1 = AM, 2 = IL
134	virtual void SetQuench(Int_t flag = 0) {fQuench = flag;}
135	virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;}
136	virtual void SetReadFromFile(const Text_t *filname) {fFileName = filname; fReadFromFile = 1;}
137
138	//
139	// Pile-up
140	//
141	// Get interaction rate for pileup studies
142	virtual void SetInteractionRate(Float_t rate,Float_t timewindow = 90.e-6);
143	virtual Float_t GetInteractionRate() const {return fInteractionRate;}
144	// Get cross section of process
145	virtual Float_t GetXsection() const {return fXsection;}
146	// Get triggered jets
147	void GetJets(Int_t& njets, Int_t& ntrig, Float_t jets[4][10]);
148	void RecJetsUA1(Int_t& njets, Float_t jets[4][50]);
149	void SetPycellParameters(Float_t etamax = 2., Int_t neta = 274, Int_t nphi = 432,
150	Float_t thresh = 0., Float_t etseed = 4.,
151	Float_t minet = 10., Float_t r = 1.);
152
153	// Getters
154	virtual Process_t GetProcess() const {return fProcess;}
155	virtual StrucFunc_t GetStrucFunc() const {return fStrucFunc;}
156	virtual void GetPtHard(Float_t& ptmin, Float_t& ptmax) const
157	{ptmin = fPtHardMin; ptmax = fPtHardMax;}
39d810c8	158	virtual void GetNuclei(Int_t& a1, Int_t& a2) const
	159	{a1 = fAProjectile; a2 = fATarget;}
	160	virtual void GetJetEtRange(Float_t& etamin, Float_t& etamax) const
	161	{etamin = fEtaMinJet; etamax = fEtaMaxJet;}
	162	virtual void GetJetPhiRange(Float_t& phimin, Float_t& phimax) const
	163	{phimin = fPhiMinJet180./TMath::Pi(); phimax = fPhiMaxJet180/TMath::Pi();}
	164	virtual void GetGammaEtaRange(Float_t& etamin, Float_t& etamax) const
	165	{etamin = fEtaMinGamma; etamax = fEtaMaxGamma;}
	166	virtual void GetGammaPhiRange(Float_t& phimin, Float_t& phimax) const
	167	{phimin = fPhiMinGamma180./TMath::Pi(); phimax = fPhiMaxGamma180./TMath::Pi();}
d8850d4f	168	// Y range for heavy quark trigger
	169	virtual void SetHeavyQuarkYRange(Float_t ymin=-20., Float_t ymax=20.){
	170	fYMinHQ = ymin; fYMaxHQ=ymax; fUseYCutHQ=kTRUE;
	171	}
	172
39d810c8	173	//
c2fc9d31	174	Bool_t IsInEMCAL(Float_t phi, Float_t eta) const;
c2fc9d31	175	Bool_t IsInPHOS(Float_t phi, Float_t eta) const;
39d810c8	176	//
39d810c8	177	virtual void FinishRun();
c2fc9d31	178	Bool_t CheckTrigger(const TParticle* jet1, const TParticle* jet2);
39d810c8	179	//Used in some processes to selected child properties
	180	Bool_t CheckKinematicsOnChild();
	181	void GetSubEventTime();
75d4f39e	182	virtual void SetTune(Int_t itune) {fItune = itune;}
bffc134e	183	virtual void SetInfo(Int_t info) {fInfo = info;}
39d810c8	184	protected:
	185	// adjust the weight from kinematic cuts
	186	void AdjustWeights() const;
	187	Int_t GenerateMB();
	188	void MakeHeader();
	189	void GeneratePileup();
e6d7f7ec	190	AliPythiaBase *fPythia; //Pythia
39d810c8	191	Process_t fProcess; //Process type
39d810c8	192	StrucFunc_t fStrucFunc; //Structure Function
39d810c8	193	Float_t fKineBias; //!Bias from kinematic selection
	194	Int_t fTrials; //!Number of trials for current event
	195	Int_t fTrialsRun; //!Number of trials for run
	196	Float_t fQ; //Mean Q
	197	Float_t fX1; //Mean x1
	198	Float_t fX2; //Mean x2
	199	Float_t fEventTime; //Time of the subevent
	200	Float_t fInteractionRate; //Interaction rate (set by user)
	201	Float_t fTimeWindow; //Time window for pileup events (set by user)
	202	Int_t fCurSubEvent; //Index of the current sub-event
	203	TArrayF *fEventsTime; //Subevents time for pileup
	204	Int_t fNev; //Number of events
	205	Int_t fFlavorSelect; //Heavy Flavor Selection
	206	Float_t fXsection; //Cross-section
	207	Float_t fPtHardMin; //lower pT-hard cut
	208	Float_t fPtHardMax; //higher pT-hard cut
	209	Float_t fYHardMin; //lower y-hard cut
	210	Float_t fYHardMax; //higher y-hard cut
	211	Int_t fGinit; //initial state gluon radiation
	212	Int_t fGfinal; //final state gluon radiation
	213	Int_t fHadronisation; //hadronisation
	214	Int_t fNpartons; //Number of partons before hadronisation
	215	Int_t fReadFromFile; //read partons from file
	216	Int_t fQuench; //Flag for quenching
	217	Float_t fPtKick; //Transverse momentum kick
	218	Bool_t fFullEvent; //!Write Full event if true
	219	AliDecayer *fDecayer; //!Pointer to the decayer instance
	220	Int_t fDebugEventFirst; //!First event to debug
	221	Int_t fDebugEventLast; //!Last event to debug
	222	Float_t fEtMinJet; //Minimum et of triggered Jet
	223	Float_t fEtMaxJet; //Maximum et of triggered Jet
	224	Float_t fEtaMinJet; //Minimum eta of triggered Jet
	225	Float_t fEtaMaxJet; //Maximum eta of triggered Jet
	226	Float_t fPhiMinJet; //Minimum phi of triggered Jet
	227	Float_t fPhiMaxJet; //Maximum phi of triggered Jet
	228	Int_t fJetReconstruction; //Jet Reconstruction mode
	229	Float_t fEtaMinGamma; // Minimum eta of triggered gamma
	230	Float_t fEtaMaxGamma; // Maximum eta of triggered gamma
	231	Float_t fPhiMinGamma; // Minimum phi of triggered gamma
	232	Float_t fPhiMaxGamma; // Maximum phi of triggered gamma
d8850d4f	233	Bool_t fUseYCutHQ; // siwtch for using y cut for heavy quarks
	234	Float_t fYMinHQ; // Minimum y of triggered heavy quarks
	235	Float_t fYMaxHQ; // Maximum y of triggered heavy quarks
39d810c8	236	Float_t fPycellEtaMax; // Max. eta for Pycell
	237	Int_t fPycellNEta; // Number of eta bins for Pycell
	238	Int_t fPycellNPhi; // Number of phi bins for Pycell
	239	Float_t fPycellThreshold; // Pycell threshold
	240	Float_t fPycellEtSeed; // Pycell seed
	241	Float_t fPycellMinEtJet; // Pycell min. jet et
	242	Float_t fPycellMaxRadius; // Pycell cone radius
	243	StackFillOpt_t fStackFillOpt; // Stack filling with all particles with
	244	// that flavour or only with selected
	245	// parents and their decays
	246	Bool_t fFeedDownOpt; // Option to set feed down from higher
	247	// quark families (e.g. b->c)
	248	Bool_t fFragmentation; // Option to activate fragmentation by Pythia
	249	Bool_t fSetNuclei; // Flag indicating that SetNuclei has been called
	250	Bool_t fNewMIS; // Flag for the new multipple interactions scenario
	251	Bool_t fHFoff; // Flag for switching heafy flavor production off
	252	Int_t fTriggerParticle; // Trigger on this particle ...
	253	Float_t fTriggerEta; // .. within \|eta\| < fTriggerEta
	254	CountMode_t fCountMode; // Options for counting when the event will be finished.
	255	// fCountMode = kCountAll --> All particles that end up in the
	256	// stack are counted
	257	// fCountMode = kCountParents --> Only selected parents are counted
	258	// fCountMode = kCountTrackabless --> Only particles flagged for tracking
	259	// are counted
	260	//
	261	//
	262
	263	AliGenPythiaEventHeader* fHeader; //! Event header
	264	AliRunLoader* fRL; //! Run Loader
	265	const Text_t* fFileName; //! Name of file to read from
	266
	267
	268	Bool_t fFragPhotonInCalo; // Option to ask for Fragmentation Photon in calorimeters acceptance
	269	Bool_t fPi0InCalo; // Option to ask for Pi0 in calorimeters acceptance
	270	Bool_t fPhotonInCalo; // Option to ask for Decay Photon in calorimeter acceptance
	271	Bool_t fCheckEMCAL; // Option to ask for FragPhoton or Pi0 in calorimeters EMCAL acceptance
	272	Bool_t fCheckPHOS; // Option to ask for FragPhoton or Pi0 in calorimeters PHOS acceptance
	273	Bool_t fCheckPHOSeta; // Option to ask for PHOS eta acceptance
	274	Float_t fFragPhotonOrPi0MinPt; // Minimum momentum of Fragmentation Photon or Pi0
	275	Float_t fPhotonMinPt; // Minimum momentum of Photon
	276	//Calorimeters eta-phi acceptance
	277	Float_t fPHOSMinPhi; // Minimum phi PHOS
	278	Float_t fPHOSMaxPhi; // Maximum phi PHOS
	279	Float_t fPHOSEta; // Minimum eta PHOS
	280	Float_t fEMCALMinPhi; // Minimum phi EMCAL
	281	Float_t fEMCALMaxPhi; // Maximum phi EMCAL
	282	Float_t fEMCALEta; // Maximum eta EMCAL
bffc134e	283	Int_t fItune; // Pythia tune
bffc134e	284	Int_t fInfo; // extented event info
39d810c8	285	private:
	286	AliGenPythiaPlus(const AliGenPythiaPlus &Pythia);
	287	AliGenPythiaPlus & operator=(const AliGenPythiaPlus & rhs);
	288
4f06d5e1	289	ClassDef(AliGenPythiaPlus, 4) // AliGenerator interface to Pythia
39d810c8	290	};
	291	#endif
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