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8d2cd130 | 1 | #ifndef ALIGENPYTHIA_H |
2 | #define ALIGENPYTHIA_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
cf57b268 | 6 | |
8d2cd130 | 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 AliPythia; | |
23 | class TParticle; | |
e5c87a3d | 24 | class AliGenPythiaEventHeader; |
cf57b268 | 25 | class AliGenEventHeader; |
32d6ef7d | 26 | class AliStack; |
5fa4b20b | 27 | class AliRunLoader; |
1058d9df | 28 | class TObjArray; |
5fa4b20b | 29 | |
8d2cd130 | 30 | class AliGenPythia : public AliGenMC |
31 | { | |
32 | public: | |
33 | ||
06956108 | 34 | typedef enum {kFlavorSelection, kParentSelection, kHeavyFlavor} StackFillOpt_t; |
8d2cd130 | 35 | typedef enum {kCountAll, kCountParents, kCountTrackables} CountMode_t; |
36 | typedef enum {kCluster, kCell} JetRecMode_t; | |
37 | ||
38 | AliGenPythia(); | |
39 | AliGenPythia(Int_t npart); | |
8d2cd130 | 40 | virtual ~AliGenPythia(); |
41 | virtual void Generate(); | |
42 | virtual void Init(); | |
90a236ce | 43 | // Range of events to be printed |
8d2cd130 | 44 | virtual void SetEventListRange(Int_t eventFirst=-1, Int_t eventLast=-1); |
90a236ce | 45 | // Select process type |
8d2cd130 | 46 | virtual void SetProcess(Process_t proc = kPyCharm) {fProcess = proc;} |
f6a15f5c | 47 | virtual void SetTune(Int_t itune) {fItune = itune;} |
20e47f08 | 48 | |
90a236ce | 49 | // Select structure function |
fa49ba58 | 50 | virtual void SetStrucFunc(StrucFunc_t func = kCTEQ5L) {fStrucFunc = func;} |
90a236ce | 51 | // Select pt of hard scattering |
8d2cd130 | 52 | virtual void SetPtHard(Float_t ptmin = 0, Float_t ptmax = 1.e10) |
53 | {fPtHardMin = ptmin; fPtHardMax = ptmax; } | |
90a236ce | 54 | // y of hard scattering |
8d2cd130 | 55 | virtual void SetYHard(Float_t ymin = -1.e10, Float_t ymax = 1.e10) |
56 | {fYHardMin = ymin; fYHardMax = ymax; } | |
57 | // Set initial and final state gluon radiation | |
58 | virtual void SetGluonRadiation(Int_t iIn, Int_t iFin) | |
59 | {fGinit = iIn; fGfinal = iFin;} | |
90a236ce | 60 | // Intrinsic kT |
8d2cd130 | 61 | virtual void SetPtKick(Float_t kt = 1.) |
62 | {fPtKick = kt;} | |
beac474c | 63 | // Use the Pythia 6.3 new multiple interations scenario |
64 | virtual void UseNewMultipleInteractionsScenario() {fNewMIS = kTRUE;} | |
65 | // Switch off heavy flavors | |
66 | virtual void SwitchHFOff() {fHFoff = kTRUE;} | |
90a236ce | 67 | // Set centre of mass energy |
8d2cd130 | 68 | virtual void SetEnergyCMS(Float_t energy = 5500) {fEnergyCMS = energy;} |
90a236ce | 69 | // Treat protons as inside nuclei with mass numbers a1 and a2 |
20e47f08 | 70 | virtual void SetNuclei(Int_t a1, Int_t a2, Int_t pdfset = 0); |
e28ccdaf | 71 | // Set colliding nuclei ("p","n",...) |
72 | virtual void SetCollisionSystem(TString projectile, TString target) { fProjectile = projectile; fTarget = target; } | |
66f02a7f | 73 | virtual void SetNuclearPDF(Int_t pdf) {fNucPdf = pdf;} |
90a236ce | 74 | // |
75 | // Trigger options | |
76 | // | |
77 | // Energy range for jet trigger | |
8d2cd130 | 78 | virtual void SetJetEtRange(Float_t etmin = 0., Float_t etmax = 1.e4) |
79 | {fEtMinJet = etmin; fEtMaxJet = etmax;} | |
90a236ce | 80 | // Eta range for jet trigger |
8d2cd130 | 81 | virtual void SetJetEtaRange(Float_t etamin = -20., Float_t etamax = 20.) |
82 | {fEtaMinJet = etamin; fEtaMaxJet = etamax;} | |
90a236ce | 83 | // Phi range for jet trigger |
8d2cd130 | 84 | virtual void SetJetPhiRange(Float_t phimin = 0., Float_t phimax = 360.) |
85 | {fPhiMinJet = TMath::Pi()*phimin/180.; fPhiMaxJet = TMath::Pi()*phimax/180.;} | |
90a236ce | 86 | // Jet reconstruction mode; default is cone algorithm |
87 | virtual void SetJetReconstructionMode(Int_t mode = kCell) {fJetReconstruction = mode;} | |
88 | // Eta range for gamma trigger | |
8d2cd130 | 89 | virtual void SetGammaEtaRange(Float_t etamin = -20., Float_t etamax = 20.) |
90 | {fEtaMinGamma = etamin; fEtaMaxGamma = etamax;} | |
90a236ce | 91 | // Phi range for gamma trigger |
8d2cd130 | 92 | virtual void SetGammaPhiRange(Float_t phimin = 0., Float_t phimax = 360.) |
93 | {fPhiMinGamma = TMath::Pi()*phimin/180.; fPhiMaxGamma = TMath::Pi()*phimax/180.;} | |
40fe59d4 | 94 | |
95 | // Select events with fragmentation photon, decay photon, pi0 or eta going to PHOS or EMCAL and central barrel | |
e81f2bac | 96 | virtual Bool_t TriggerOnSelectedParticles(Int_t np); |
40fe59d4 | 97 | |
98 | virtual void SetCheckPHOS (Bool_t b) {fCheckPHOS = b;} | |
99 | virtual void SetCheckEMCAL (Bool_t b) {fCheckEMCAL = b;} | |
100 | virtual void SetCheckBarrel (Bool_t b) {fCheckBarrel = b;} | |
101 | ||
102 | //virtual void SetElectronInEMCAL (Bool_t b) {fEleInEMCAL = b;} | |
103 | //virtual void SetPhotonInPHOS (Bool_t b) {fCheckPHOS = b; fPhotonInCalo = b;} // Not in use | |
700b9416 | 104 | |
40fe59d4 | 105 | virtual void SetFragPhotonInCalo (Bool_t b) { fFragPhotonInCalo = b;} |
106 | virtual void SetFragPhotonInBarrel(Bool_t b) {fCheckBarrel = b; fFragPhotonInCalo = b;} | |
107 | virtual void SetFragPhotonInEMCAL (Bool_t b) {fCheckEMCAL = b; fFragPhotonInCalo = b;} | |
108 | virtual void SetFragPhotonInPHOS (Bool_t b) {fCheckPHOS = b; fFragPhotonInCalo = b;} | |
109 | ||
110 | virtual void SetHadronInCalo (Bool_t b) { fHadronInCalo = b;} | |
111 | virtual void SetHadronInBarrel (Bool_t b) {fCheckBarrel = b; fHadronInCalo = b;} | |
112 | virtual void SetHadronInEMCAL (Bool_t b) {fCheckEMCAL = b; fHadronInCalo = b;} | |
113 | virtual void SetHadronInPHOS (Bool_t b) {fCheckPHOS = b; fHadronInCalo = b;} | |
114 | ||
115 | virtual void SetElectronInCalo (Bool_t b) { fEleInCalo = b;} | |
116 | virtual void SetElectronInBarrel (Bool_t b) {fCheckBarrel = b; fEleInCalo = b;} | |
117 | virtual void SetElectronInEMCAL (Bool_t b) {fCheckEMCAL = b; fEleInCalo = b;} | |
118 | virtual void SetElectronInPHOS (Bool_t b) {fCheckPHOS = b; fEleInCalo = b;} | |
119 | ||
120 | virtual void SetDecayPhotonInCalo (Bool_t d) {fDecayPhotonInCalo = d;} | |
121 | virtual void SetDecayPhotonInBarrel(Bool_t d) {fDecayPhotonInCalo = d; fCheckBarrel = d;} | |
122 | virtual void SetDecayPhotonInEMCAL(Bool_t d) {fDecayPhotonInCalo = d; fCheckEMCAL = d;} | |
123 | virtual void SetDecayPhotonInPHOS (Bool_t d) {fDecayPhotonInCalo = d; fCheckPHOS = d;} | |
124 | ||
125 | virtual void SetPi0InCalo (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f;} | |
126 | virtual void SetPi0InBarrel (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel= b; } | |
127 | virtual void SetPi0InEMCAL (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; } | |
128 | virtual void SetPi0InPHOS (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; } | |
129 | ||
130 | virtual void SetEtaInCalo (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f;} | |
131 | virtual void SetEtaInBarrel (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel= b; } | |
132 | virtual void SetEtaInEMCAL (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; } | |
133 | virtual void SetEtaInPHOS (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; } | |
134 | ||
135 | virtual void SetPi0PhotonDecayInBarrel(Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel = b; } | |
136 | virtual void SetPi0PhotonDecayInEMCAL (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; } | |
137 | virtual void SetPi0PhotonDecayInPHOS (Bool_t b, Bool_t f = kFALSE) {fPi0InCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; } | |
138 | ||
139 | virtual void SetEtaPhotonDecayInBarrel(Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckBarrel = b; } | |
140 | virtual void SetEtaPhotonDecayInEMCAL (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckEMCAL = b; } | |
141 | virtual void SetEtaPhotonDecayInPHOS (Bool_t b, Bool_t f = kFALSE) {fEtaInCalo = b; fDecayPhotonInCalo = b; fForceNeutralMeson2PhotonDecay = f; fCheckPHOS = b; } | |
142 | ||
143 | ||
700b9416 | 144 | // Trigger on a minimum multiplicity |
38112f3f | 145 | virtual void SetTriggerChargedMultiplicity(Int_t multiplicity, Float_t etamax = 0, Float_t ptmin = -1.) |
146 | {fTriggerMultiplicity = multiplicity; fTriggerMultiplicityEta = etamax; | |
147 | fTriggerMultiplicityPtMin = ptmin;} | |
700b9416 | 148 | |
43e3b80a | 149 | // Calorimeters acceptance |
150 | // Set Phi in degrees, and Eta coverage, should not be negative | |
40fe59d4 | 151 | virtual void SetBarrelAcceptance(Float_t deta) {fTriggerEta = deta ;} |
152 | virtual void SetEMCALAcceptance (Float_t phimin, Float_t phimax, Float_t deta) {fEMCALMinPhi = phimin ; fEMCALMaxPhi = phimax ; fEMCALEta = deta ; } | |
153 | virtual void SetPHOSAcceptance (Float_t phimin, Float_t phimax, Float_t deta) {fPHOSMinPhi = phimin ; fPHOSMaxPhi = phimax ; fPHOSEta = deta ; } | |
154 | virtual void SetRotateParticleInPHOSeta(Bool_t b) {fCheckPHOSeta = b;} | |
155 | ||
43e3b80a | 156 | virtual void SetTriggerParticleMinPt(Float_t pt) {fTriggerParticleMinPt = pt;} |
40fe59d4 | 157 | // virtual void SetPhotonMinPt(Float_t pt) {fPhotonMinPt = pt;} |
158 | // virtual void SetElectronMinPt(Float_t pt) {fElectronMinPt = pt;} | |
90a236ce | 159 | // Trigger and rotate event |
40fe59d4 | 160 | void RotatePhi(Bool_t& okdd); |
161 | ||
162 | // Trigger on a single particle (not related to calorimeter trigger above) | |
2591bd0e | 163 | virtual void SetTriggerParticle(Int_t particle = 0, Float_t etamax = 0.9, Float_t ptmin = -1, Float_t ptmax = 1000) |
164 | {fTriggerParticle = particle; fTriggerEta = etamax; fTriggerMinPt = ptmin; fTriggerMaxPt = ptmax;} | |
165 | ||
90a236ce | 166 | // |
167 | // Heavy flavor options | |
168 | // | |
8d2cd130 | 169 | // Set option for feed down from higher family |
170 | virtual void SetFeedDownHigherFamily(Bool_t opt) { | |
90a236ce | 171 | fFeedDownOpt = opt; |
8d2cd130 | 172 | } |
173 | // Set option for selecting particles kept in stack according to flavor | |
174 | // or to parent selection | |
175 | virtual void SetStackFillOpt(StackFillOpt_t opt) { | |
90a236ce | 176 | fStackFillOpt = opt; |
8d2cd130 | 177 | } |
178 | // Set fragmentation option | |
c125238c | 179 | virtual void SetFragmentation(Bool_t opt) { |
90a236ce | 180 | fFragmentation = opt; |
8d2cd130 | 181 | } |
182 | // Set counting mode | |
c125238c | 183 | virtual void SetCountMode(CountMode_t mode) { |
90a236ce | 184 | fCountMode = mode; |
8d2cd130 | 185 | } |
90a236ce | 186 | // |
187 | // Quenching | |
188 | // | |
cd07c39b | 189 | // Set quenching mode 0 = no, 1 = AM, 2 = IL, 3 = NA, 4 = ACS |
7ea3ea5b | 190 | virtual void SetQuench(Int_t flag = 0) {fQuench = flag;} |
cd07c39b | 191 | // Set transport coefficient. |
192 | void SetQhat(Float_t qhat) {fQhat = qhat;} | |
193 | //Set initial medium length. | |
194 | void SetLength(Float_t length) {fLength = length;} | |
66b8652c | 195 | //set parameters for pyquen afterburner |
196 | virtual void SetPyquenPar(Float_t t0=1., Float_t tau0=0.1, Int_t nf=0,Int_t iengl=0, Int_t iangl=3) | |
197 | {fpyquenT = t0; fpyquenTau = tau0; fpyquenNf=nf;fpyquenEloss=iengl;fpyquenAngle=iangl;} | |
5fa4b20b | 198 | virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;} |
03358a32 | 199 | virtual void SetPatchOmegaDalitz(Int_t flag = 1) {fPatchOmegaDalitz = flag;} |
777e69b0 | 200 | virtual void SetReadFromFile(const Text_t *filname) {fkFileName = filname; fReadFromFile = 1;} |
90a236ce | 201 | |
202 | // | |
203 | // Pile-up | |
204 | // | |
205 | // Get interaction rate for pileup studies | |
9d7108a7 | 206 | virtual void SetInteractionRate(Float_t rate,Float_t timewindow = 90.e-6); |
207 | virtual Float_t GetInteractionRate() const {return fInteractionRate;} | |
8d2cd130 | 208 | // get cross section of process |
209 | virtual Float_t GetXsection() const {return fXsection;} | |
210 | // get triggered jets | |
7184e472 | 211 | void GetJets(Int_t& njets, Int_t& ntrig, Float_t jets[4][10]); |
014a9521 | 212 | void RecJetsUA1(Int_t& njets, Float_t jets[4][50]); |
592f8307 | 213 | void SetPycellParameters(Float_t etamax = 2., Int_t neta = 274, Int_t nphi = 432, |
214 | Float_t thresh = 0., Float_t etseed = 4., | |
215 | Float_t minet = 10., Float_t r = 1.); | |
216 | ||
1058d9df | 217 | void LoadEvent(AliStack* stack, Int_t flag = 0, Int_t reHadr = 0); |
c2fc9d31 | 218 | void LoadEvent(const TObjArray* stack, Int_t flag = 0, Int_t reHadr = 0); |
8d2cd130 | 219 | // Getters |
7184e472 | 220 | virtual Process_t GetProcess() const {return fProcess;} |
221 | virtual StrucFunc_t GetStrucFunc() const {return fStrucFunc;} | |
222 | virtual void GetPtHard(Float_t& ptmin, Float_t& ptmax) const | |
35346e8d | 223 | {ptmin = fPtHardMin; ptmax = fPtHardMax;} |
7184e472 | 224 | virtual void GetNuclei(Int_t& a1, Int_t& a2) const |
1a626d4e | 225 | {a1 = fAProjectile; a2 = fATarget;} |
7184e472 | 226 | virtual void GetJetEtRange(Float_t& etamin, Float_t& etamax) const |
8d2cd130 | 227 | {etamin = fEtaMinJet; etamax = fEtaMaxJet;} |
7184e472 | 228 | virtual void GetJetPhiRange(Float_t& phimin, Float_t& phimax) const |
8d2cd130 | 229 | {phimin = fPhiMinJet*180./TMath::Pi(); phimax = fPhiMaxJet*180/TMath::Pi();} |
7184e472 | 230 | virtual void GetGammaEtaRange(Float_t& etamin, Float_t& etamax) const |
8d2cd130 | 231 | {etamin = fEtaMinGamma; etamax = fEtaMaxGamma;} |
7184e472 | 232 | virtual void GetGammaPhiRange(Float_t& phimin, Float_t& phimax) const |
8d2cd130 | 233 | {phimin = fPhiMinGamma*180./TMath::Pi(); phimax = fPhiMaxGamma*180./TMath::Pi();} |
234 | // | |
e81f2bac | 235 | Bool_t CheckDetectorAcceptance(Float_t phi, Float_t eta, Int_t iparticle); |
236 | Bool_t IsInEMCAL (Float_t phi, Float_t eta) const; | |
237 | Bool_t IsInPHOS (Float_t phi, Float_t eta, Int_t iparticle) ; | |
238 | Bool_t IsInBarrel(Float_t eta) const; | |
06956108 | 239 | Bool_t IsFromHeavyFlavor(Int_t ipart); |
ec2c406e | 240 | // |
8d2cd130 | 241 | virtual void FinishRun(); |
c2fc9d31 | 242 | Bool_t CheckTrigger(const TParticle* jet1, const TParticle* jet2); |
0f6ee828 | 243 | //Used in some processes to selected child properties |
aea21c57 | 244 | Bool_t CheckKinematicsOnChild(); |
9d7108a7 | 245 | void GetSubEventTime(); |
dbd64db6 | 246 | |
800be8b7 | 247 | void SetTuneForDiff(Bool_t a=kTRUE) {fkTuneForDiff=a;} |
1cf66fc9 | 248 | AliDecayer * GetDecayer(){return fDecayer;} |
800be8b7 | 249 | |
8d2cd130 | 250 | protected: |
251 | // adjust the weight from kinematic cuts | |
7184e472 | 252 | void AdjustWeights() const; |
f913ec4f | 253 | Int_t GenerateMB(); |
254 | void MakeHeader(); | |
9d7108a7 | 255 | void GeneratePileup(); |
8d2cd130 | 256 | Process_t fProcess; //Process type |
efe3b1cd | 257 | Int_t fItune; // Pythia tune > 6.4 |
8d2cd130 | 258 | StrucFunc_t fStrucFunc; //Structure Function |
8d2cd130 | 259 | Float_t fKineBias; //!Bias from kinematic selection |
260 | Int_t fTrials; //!Number of trials for current event | |
261 | Int_t fTrialsRun; //!Number of trials for run | |
262 | Float_t fQ; //Mean Q | |
263 | Float_t fX1; //Mean x1 | |
264 | Float_t fX2; //Mean x2 | |
f913ec4f | 265 | Float_t fEventTime; //Time of the subevent |
266 | Float_t fInteractionRate; //Interaction rate (set by user) | |
9d7108a7 | 267 | Float_t fTimeWindow; //Time window for pileup events (set by user) |
268 | Int_t fCurSubEvent; //Index of the current sub-event | |
269 | TArrayF *fEventsTime; //Subevents time for pileup | |
8d2cd130 | 270 | Int_t fNev; //Number of events |
271 | Int_t fFlavorSelect; //Heavy Flavor Selection | |
272 | Float_t fXsection; //Cross-section | |
273 | AliPythia *fPythia; //!Pythia | |
274 | Float_t fPtHardMin; //lower pT-hard cut | |
275 | Float_t fPtHardMax; //higher pT-hard cut | |
276 | Float_t fYHardMin; //lower y-hard cut | |
277 | Float_t fYHardMax; //higher y-hard cut | |
8d2cd130 | 278 | Int_t fGinit; //initial state gluon radiation |
279 | Int_t fGfinal; //final state gluon radiation | |
5fa4b20b | 280 | Int_t fHadronisation; //hadronisation |
03358a32 | 281 | Bool_t fPatchOmegaDalitz; //flag for omega dalitz decay patch |
5fa4b20b | 282 | Int_t fNpartons; //Number of partons before hadronisation |
283 | Int_t fReadFromFile; //read partons from file | |
7ea3ea5b | 284 | Int_t fQuench; //Flag for quenching |
cd07c39b | 285 | Float_t fQhat; //Transport coefficient (GeV^2/fm) |
286 | Float_t fLength; //Medium length (fm) | |
66b8652c | 287 | Float_t fpyquenT; //Pyquen initial temperature |
288 | Float_t fpyquenTau; //Pyquen initial proper time | |
289 | Int_t fpyquenNf; //Pyquen number of flavours into the game | |
290 | Int_t fpyquenEloss; //Pyquen type of energy loss | |
291 | Int_t fpyquenAngle; //Pyquen radiation angle for gluons | |
e6fe9b82 | 292 | Float_t fImpact; //Impact parameter for quenching simulation (q-pythia) |
8d2cd130 | 293 | Float_t fPtKick; //Transverse momentum kick |
294 | Bool_t fFullEvent; //!Write Full event if true | |
295 | AliDecayer *fDecayer; //!Pointer to the decayer instance | |
296 | Int_t fDebugEventFirst; //!First event to debug | |
297 | Int_t fDebugEventLast; //!Last event to debug | |
298 | Float_t fEtMinJet; //Minimum et of triggered Jet | |
299 | Float_t fEtMaxJet; //Maximum et of triggered Jet | |
300 | Float_t fEtaMinJet; //Minimum eta of triggered Jet | |
301 | Float_t fEtaMaxJet; //Maximum eta of triggered Jet | |
302 | Float_t fPhiMinJet; //Minimum phi of triggered Jet | |
303 | Float_t fPhiMaxJet; //Maximum phi of triggered Jet | |
304 | Int_t fJetReconstruction; //Jet Reconstruction mode | |
305 | Float_t fEtaMinGamma; // Minimum eta of triggered gamma | |
306 | Float_t fEtaMaxGamma; // Maximum eta of triggered gamma | |
307 | Float_t fPhiMinGamma; // Minimum phi of triggered gamma | |
308 | Float_t fPhiMaxGamma; // Maximum phi of triggered gamma | |
592f8307 | 309 | Float_t fPycellEtaMax; // Max. eta for Pycell |
310 | Int_t fPycellNEta; // Number of eta bins for Pycell | |
311 | Int_t fPycellNPhi; // Number of phi bins for Pycell | |
312 | Float_t fPycellThreshold; // Pycell threshold | |
313 | Float_t fPycellEtSeed; // Pycell seed | |
314 | Float_t fPycellMinEtJet; // Pycell min. jet et | |
315 | Float_t fPycellMaxRadius; // Pycell cone radius | |
8d2cd130 | 316 | StackFillOpt_t fStackFillOpt; // Stack filling with all particles with |
317 | // that flavour or only with selected | |
318 | // parents and their decays | |
319 | Bool_t fFeedDownOpt; // Option to set feed down from higher | |
320 | // quark families (e.g. b->c) | |
90a236ce | 321 | Bool_t fFragmentation; // Option to activate fragmentation by Pythia |
322 | Bool_t fSetNuclei; // Flag indicating that SetNuclei has been called | |
323 | Bool_t fNewMIS; // Flag for the new multipple interactions scenario | |
324 | Bool_t fHFoff; // Flag for switching heafy flavor production off | |
20e47f08 | 325 | Int_t fNucPdf; // Nuclear pdf 0: EKS98 1: EPS08 |
90a236ce | 326 | Int_t fTriggerParticle; // Trigger on this particle ... |
327 | Float_t fTriggerEta; // .. within |eta| < fTriggerEta | |
2591bd0e | 328 | Float_t fTriggerMinPt; // .. within pt > fTriggerMinPt |
329 | Float_t fTriggerMaxPt; // .. within pt < fTriggerMaxPt | |
38112f3f | 330 | Int_t fTriggerMultiplicity; // Trigger on events with a minimum charged multiplicity |
331 | Float_t fTriggerMultiplicityEta; // in a given eta range | |
332 | Float_t fTriggerMultiplicityPtMin; // above this pT | |
90a236ce | 333 | CountMode_t fCountMode; // Options for counting when the event will be finished. |
8d2cd130 | 334 | // fCountMode = kCountAll --> All particles that end up in the |
335 | // stack are counted | |
336 | // fCountMode = kCountParents --> Only selected parents are counted | |
337 | // fCountMode = kCountTrackabless --> Only particles flagged for tracking | |
338 | // are counted | |
339 | // | |
90a236ce | 340 | // |
341 | ||
342 | AliGenPythiaEventHeader* fHeader; //! Event header | |
343 | AliRunLoader* fRL; //! Run Loader | |
777e69b0 | 344 | const Text_t* fkFileName; //! Name of file to read from |
90a236ce | 345 | |
ec2c406e | 346 | |
90a236ce | 347 | Bool_t fFragPhotonInCalo; // Option to ask for Fragmentation Photon in calorimeters acceptance |
43e3b80a | 348 | Bool_t fHadronInCalo; // Option to ask for hadron (not pi0) in calorimeters acceptance |
90a236ce | 349 | Bool_t fPi0InCalo; // Option to ask for Pi0 in calorimeters acceptance |
40fe59d4 | 350 | Bool_t fEtaInCalo; // Option to ask for Eta in calorimeters acceptance |
351 | Bool_t fPhotonInCalo; // Option to ask for Photon in calorimeter acceptance (not in use) | |
352 | Bool_t fDecayPhotonInCalo;// Option to ask for Decay Photon in calorimeter acceptance | |
353 | Bool_t fForceNeutralMeson2PhotonDecay; // Option to ask for Pi0/Eta in calorimeters acceptance when decay into 2 photons | |
354 | Bool_t fEleInCalo; // Option to ask for Electron in EMCAL acceptance | |
355 | Bool_t fEleInEMCAL; // Option to ask for Electron in EMCAL acceptance (not in use) | |
356 | Bool_t fCheckBarrel; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in central barrel acceptance | |
357 | Bool_t fCheckEMCAL; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters EMCAL acceptance | |
358 | Bool_t fCheckPHOS; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters PHOS acceptance | |
359 | 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 | |
360 | Int_t fPHOSRotateCandidate; // Internal member to select the particle candidate to trigger the event phi rotation, to put it in PHOS phi acceptance | |
43e3b80a | 361 | Float_t fTriggerParticleMinPt; // Minimum momentum of Fragmentation Photon or Pi0 or other hadron |
40fe59d4 | 362 | Float_t fPhotonMinPt; // Minimum momentum of Photon (not in use) |
363 | Float_t fElectronMinPt; // Minimum momentum of Electron (not in use) | |
ec2c406e | 364 | //Calorimeters eta-phi acceptance |
43e3b80a | 365 | Float_t fPHOSMinPhi; // Minimum phi PHOS, degrees |
366 | Float_t fPHOSMaxPhi; // Maximum phi PHOS, degrees | |
367 | Float_t fPHOSEta; // Minimum eta PHOS, coverage delta eta | |
368 | Float_t fEMCALMinPhi; // Minimum phi EMCAL, degrees | |
369 | Float_t fEMCALMaxPhi; // Maximum phi EMCAL, degrees | |
370 | Float_t fEMCALEta; // Maximum eta EMCAL, coverage delta eta | |
800be8b7 | 371 | |
372 | Bool_t fkTuneForDiff; // Pythia tune | |
373 | Int_t fProcDiff; | |
93a2041b | 374 | private: |
375 | AliGenPythia(const AliGenPythia &Pythia); | |
376 | AliGenPythia & operator=(const AliGenPythia & rhs); | |
377 | ||
800be8b7 | 378 | |
379 | Bool_t CheckDiffraction(); | |
c5dfa3e4 | 380 | Bool_t GetWeightsDiffraction(Double_t M, Double_t &Mmin, Double_t &Mmax, |
381 | Double_t &wSD, Double_t &wDD, Double_t &wND); | |
800be8b7 | 382 | |
40fe59d4 | 383 | ClassDef(AliGenPythia, 14) // AliGenerator interface to Pythia |
8d2cd130 | 384 | }; |
385 | #endif | |
386 | ||
387 | ||
388 | ||
389 | ||
390 |