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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 | ||
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 AliPythia; | |
23 | class TParticle; | |
24 | class AliGenPythiaEventHeader; | |
25 | class AliGenEventHeader; | |
26 | class AliStack; | |
27 | class AliRunLoader; | |
28 | class TObjArray; | |
29 | ||
30 | class AliGenPythia : public AliGenMC | |
31 | { | |
32 | public: | |
33 | ||
34 | typedef enum {kFlavorSelection, kParentSelection, kHeavyFlavor} StackFillOpt_t; | |
35 | typedef enum {kCountAll, kCountParents, kCountTrackables} CountMode_t; | |
36 | typedef enum {kCluster, kCell} JetRecMode_t; | |
37 | ||
38 | AliGenPythia(); | |
39 | AliGenPythia(Int_t npart); | |
40 | virtual ~AliGenPythia(); | |
41 | virtual void Generate(); | |
42 | virtual void Init(); | |
43 | // Range of events to be printed | |
44 | virtual void SetEventListRange(Int_t eventFirst=-1, Int_t eventLast=-1); | |
45 | // Select process type | |
46 | virtual void SetProcess(Process_t proc = kPyCharm) {fProcess = proc;} | |
47 | virtual void SetTune(Int_t itune) {fItune = itune;} | |
48 | ||
49 | // Select structure function | |
50 | virtual void SetStrucFunc(StrucFunc_t func = kCTEQ5L) {fStrucFunc = func;} | |
51 | // Select pt of hard scattering | |
52 | virtual void SetPtHard(Float_t ptmin = 0, Float_t ptmax = 1.e10) | |
53 | {fPtHardMin = ptmin; fPtHardMax = ptmax; } | |
54 | // y of hard scattering | |
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;} | |
60 | // Intrinsic kT | |
61 | virtual void SetPtKick(Float_t kt = 1.) | |
62 | {fPtKick = kt;} | |
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;} | |
67 | // Set centre of mass energy | |
68 | virtual void SetEnergyCMS(Float_t energy = 5500) {fEnergyCMS = energy;} | |
69 | // Treat protons as inside nuclei with mass numbers a1 and a2 | |
70 | virtual void SetNuclei(Int_t a1, Int_t a2, Int_t pdfset = 0); | |
71 | // Set colliding nuclei ("p","n",...) | |
72 | virtual void SetCollisionSystem(TString projectile, TString target) { fProjectile = projectile; fTarget = target; } | |
73 | virtual void SetNuclearPDF(Int_t pdf) {fNucPdf = pdf;} | |
74 | // | |
75 | // Trigger options | |
76 | // | |
77 | // Energy range for jet trigger | |
78 | virtual void SetJetEtRange(Float_t etmin = 0., Float_t etmax = 1.e4) | |
79 | {fEtMinJet = etmin; fEtMaxJet = etmax;} | |
80 | // Eta range for jet trigger | |
81 | virtual void SetJetEtaRange(Float_t etamin = -20., Float_t etamax = 20.) | |
82 | {fEtaMinJet = etamin; fEtaMaxJet = etamax;} | |
83 | // Phi range for jet trigger | |
84 | virtual void SetJetPhiRange(Float_t phimin = 0., Float_t phimax = 360.) | |
85 | {fPhiMinJet = TMath::Pi()*phimin/180.; fPhiMaxJet = TMath::Pi()*phimax/180.;} | |
86 | // Jet reconstruction mode; default is cone algorithm | |
87 | virtual void SetJetReconstructionMode(Int_t mode = kCell) {fJetReconstruction = mode;} | |
88 | // Eta range for gamma trigger | |
89 | virtual void SetGammaEtaRange(Float_t etamin = -20., Float_t etamax = 20.) | |
90 | {fEtaMinGamma = etamin; fEtaMaxGamma = etamax;} | |
91 | // Phi range for gamma trigger | |
92 | virtual void SetGammaPhiRange(Float_t phimin = 0., Float_t phimax = 360.) | |
93 | {fPhiMinGamma = TMath::Pi()*phimin/180.; fPhiMaxGamma = TMath::Pi()*phimax/180.;} | |
94 | ||
95 | // Select events with fragmentation photon, decay photon, pi0 or eta going to PHOS or EMCAL and central barrel | |
96 | virtual Bool_t TriggerOnSelectedParticles(Int_t np); | |
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 | |
104 | ||
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 | ||
144 | // Trigger on a minimum multiplicity | |
145 | virtual void SetTriggerChargedMultiplicity(Int_t multiplicity, Float_t etamax = 0, Float_t ptmin = -1.) | |
146 | {fTriggerMultiplicity = multiplicity; fTriggerMultiplicityEta = etamax; | |
147 | fTriggerMultiplicityPtMin = ptmin;} | |
148 | ||
149 | // Calorimeters acceptance | |
150 | // Set Phi in degrees, and Eta coverage, should not be negative | |
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 | ||
156 | virtual void SetTriggerParticleMinPt(Float_t pt) {fTriggerParticleMinPt = pt;} | |
157 | // virtual void SetPhotonMinPt(Float_t pt) {fPhotonMinPt = pt;} | |
158 | // virtual void SetElectronMinPt(Float_t pt) {fElectronMinPt = pt;} | |
159 | // Trigger and rotate event | |
160 | void RotatePhi(Bool_t& okdd); | |
161 | ||
162 | // Trigger on a single particle (not related to calorimeter trigger above) | |
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 | ||
166 | // | |
167 | // Heavy flavor options | |
168 | // | |
169 | // Set option for feed down from higher family | |
170 | virtual void SetFeedDownHigherFamily(Bool_t opt) { | |
171 | fFeedDownOpt = opt; | |
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) { | |
176 | fStackFillOpt = opt; | |
177 | } | |
178 | // Set fragmentation option | |
179 | virtual void SetFragmentation(Bool_t opt) { | |
180 | fFragmentation = opt; | |
181 | } | |
182 | // Set counting mode | |
183 | virtual void SetCountMode(CountMode_t mode) { | |
184 | fCountMode = mode; | |
185 | } | |
186 | // | |
187 | // Quenching | |
188 | // | |
189 | // Set quenching mode 0 = no, 1 = AM, 2 = IL, 3 = NA, 4 = ACS | |
190 | virtual void SetQuench(Int_t flag = 0) {fQuench = flag;} | |
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;} | |
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;} | |
198 | virtual void SetHadronisation(Int_t flag = 1) {fHadronisation = flag;} | |
199 | virtual void SetPatchOmegaDalitz(Int_t flag = 1) {fPatchOmegaDalitz = flag;} | |
200 | virtual void SetReadFromFile(const Text_t *filname) {fkFileName = filname; fReadFromFile = 1;} | |
201 | virtual void SetReadLHEF(const Text_t *filename) {fkNameLHEF = filename; fReadLHEF = 1;} | |
202 | ||
203 | // | |
204 | // Pile-up | |
205 | // | |
206 | // Get interaction rate for pileup studies | |
207 | virtual void SetInteractionRate(Float_t rate,Float_t timewindow = 90.e-6); | |
208 | virtual Float_t GetInteractionRate() const {return fInteractionRate;} | |
209 | // get cross section of process | |
210 | virtual Float_t GetXsection() const {return fXsection;} | |
211 | // get triggered jets | |
212 | void GetJets(Int_t& njets, Int_t& ntrig, Float_t jets[4][10]); | |
213 | void RecJetsUA1(Int_t& njets, Float_t jets[4][50]); | |
214 | void SetPycellParameters(Float_t etamax = 2., Int_t neta = 274, Int_t nphi = 432, | |
215 | Float_t thresh = 0., Float_t etseed = 4., | |
216 | Float_t minet = 10., Float_t r = 1.); | |
217 | ||
218 | void LoadEvent(AliStack* stack, Int_t flag = 0, Int_t reHadr = 0); | |
219 | void LoadEvent(const TObjArray* stack, Int_t flag = 0, Int_t reHadr = 0); | |
220 | // Getters | |
221 | virtual Process_t GetProcess() const {return fProcess;} | |
222 | virtual StrucFunc_t GetStrucFunc() const {return fStrucFunc;} | |
223 | virtual void GetPtHard(Float_t& ptmin, Float_t& ptmax) const | |
224 | {ptmin = fPtHardMin; ptmax = fPtHardMax;} | |
225 | virtual void GetNuclei(Int_t& a1, Int_t& a2) const | |
226 | {a1 = fAProjectile; a2 = fATarget;} | |
227 | virtual void GetJetEtRange(Float_t& etamin, Float_t& etamax) const | |
228 | {etamin = fEtaMinJet; etamax = fEtaMaxJet;} | |
229 | virtual void GetJetPhiRange(Float_t& phimin, Float_t& phimax) const | |
230 | {phimin = fPhiMinJet*180./TMath::Pi(); phimax = fPhiMaxJet*180/TMath::Pi();} | |
231 | virtual void GetGammaEtaRange(Float_t& etamin, Float_t& etamax) const | |
232 | {etamin = fEtaMinGamma; etamax = fEtaMaxGamma;} | |
233 | virtual void GetGammaPhiRange(Float_t& phimin, Float_t& phimax) const | |
234 | {phimin = fPhiMinGamma*180./TMath::Pi(); phimax = fPhiMaxGamma*180./TMath::Pi();} | |
235 | // | |
236 | Bool_t CheckDetectorAcceptance(Float_t phi, Float_t eta, Int_t iparticle); | |
237 | Bool_t IsInEMCAL (Float_t phi, Float_t eta) const; | |
238 | Bool_t IsInPHOS (Float_t phi, Float_t eta, Int_t iparticle) ; | |
239 | Bool_t IsInBarrel(Float_t eta) const; | |
240 | Bool_t IsFromHeavyFlavor(Int_t ipart); | |
241 | // | |
242 | virtual void FinishRun(); | |
243 | Bool_t CheckTrigger(const TParticle* jet1, const TParticle* jet2); | |
244 | //Used in some processes to selected child properties | |
245 | Bool_t CheckKinematicsOnChild(); | |
246 | void GetSubEventTime(); | |
247 | ||
248 | void SetTuneForDiff(Bool_t a=kTRUE) {fkTuneForDiff=a;} | |
249 | AliDecayer * GetDecayer(){return fDecayer;} | |
250 | ||
251 | protected: | |
252 | // adjust the weight from kinematic cuts | |
253 | void AdjustWeights() const; | |
254 | Int_t GenerateMB(); | |
255 | void MakeHeader(); | |
256 | void GeneratePileup(); | |
257 | Process_t fProcess; //Process type | |
258 | Int_t fItune; // Pythia tune > 6.4 | |
259 | StrucFunc_t fStrucFunc; //Structure Function | |
260 | Float_t fKineBias; //!Bias from kinematic selection | |
261 | Int_t fTrials; //!Number of trials for current event | |
262 | Int_t fTrialsRun; //!Number of trials for run | |
263 | Float_t fQ; //Mean Q | |
264 | Float_t fX1; //Mean x1 | |
265 | Float_t fX2; //Mean x2 | |
266 | Float_t fEventTime; //Time of the subevent | |
267 | Float_t fInteractionRate; //Interaction rate (set by user) | |
268 | Float_t fTimeWindow; //Time window for pileup events (set by user) | |
269 | Int_t fCurSubEvent; //Index of the current sub-event | |
270 | TArrayF *fEventsTime; //Subevents time for pileup | |
271 | Int_t fNev; //Number of events | |
272 | Int_t fFlavorSelect; //Heavy Flavor Selection | |
273 | Float_t fXsection; //Cross-section | |
274 | AliPythia *fPythia; //!Pythia | |
275 | Float_t fPtHardMin; //lower pT-hard cut | |
276 | Float_t fPtHardMax; //higher pT-hard cut | |
277 | Float_t fYHardMin; //lower y-hard cut | |
278 | Float_t fYHardMax; //higher y-hard cut | |
279 | Int_t fGinit; //initial state gluon radiation | |
280 | Int_t fGfinal; //final state gluon radiation | |
281 | Int_t fHadronisation; //hadronisation | |
282 | Bool_t fPatchOmegaDalitz; //flag for omega dalitz decay patch | |
283 | Int_t fNpartons; //Number of partons before hadronisation | |
284 | Int_t fReadFromFile; //read partons from file | |
285 | Int_t fReadLHEF; //read lhef file | |
286 | Int_t fQuench; //Flag for quenching | |
287 | Float_t fQhat; //Transport coefficient (GeV^2/fm) | |
288 | Float_t fLength; //Medium length (fm) | |
289 | Float_t fpyquenT; //Pyquen initial temperature | |
290 | Float_t fpyquenTau; //Pyquen initial proper time | |
291 | Int_t fpyquenNf; //Pyquen number of flavours into the game | |
292 | Int_t fpyquenEloss; //Pyquen type of energy loss | |
293 | Int_t fpyquenAngle; //Pyquen radiation angle for gluons | |
294 | Float_t fImpact; //Impact parameter for quenching simulation (q-pythia) | |
295 | Float_t fPtKick; //Transverse momentum kick | |
296 | Bool_t fFullEvent; //!Write Full event if true | |
297 | AliDecayer *fDecayer; //!Pointer to the decayer instance | |
298 | Int_t fDebugEventFirst; //!First event to debug | |
299 | Int_t fDebugEventLast; //!Last event to debug | |
300 | Float_t fEtMinJet; //Minimum et of triggered Jet | |
301 | Float_t fEtMaxJet; //Maximum et of triggered Jet | |
302 | Float_t fEtaMinJet; //Minimum eta of triggered Jet | |
303 | Float_t fEtaMaxJet; //Maximum eta of triggered Jet | |
304 | Float_t fPhiMinJet; //Minimum phi of triggered Jet | |
305 | Float_t fPhiMaxJet; //Maximum phi of triggered Jet | |
306 | Int_t fJetReconstruction; //Jet Reconstruction mode | |
307 | Float_t fEtaMinGamma; // Minimum eta of triggered gamma | |
308 | Float_t fEtaMaxGamma; // Maximum eta of triggered gamma | |
309 | Float_t fPhiMinGamma; // Minimum phi of triggered gamma | |
310 | Float_t fPhiMaxGamma; // Maximum phi of triggered gamma | |
311 | Float_t fPycellEtaMax; // Max. eta for Pycell | |
312 | Int_t fPycellNEta; // Number of eta bins for Pycell | |
313 | Int_t fPycellNPhi; // Number of phi bins for Pycell | |
314 | Float_t fPycellThreshold; // Pycell threshold | |
315 | Float_t fPycellEtSeed; // Pycell seed | |
316 | Float_t fPycellMinEtJet; // Pycell min. jet et | |
317 | Float_t fPycellMaxRadius; // Pycell cone radius | |
318 | StackFillOpt_t fStackFillOpt; // Stack filling with all particles with | |
319 | // that flavour or only with selected | |
320 | // parents and their decays | |
321 | Bool_t fFeedDownOpt; // Option to set feed down from higher | |
322 | // quark families (e.g. b->c) | |
323 | Bool_t fFragmentation; // Option to activate fragmentation by Pythia | |
324 | Bool_t fSetNuclei; // Flag indicating that SetNuclei has been called | |
325 | Bool_t fNewMIS; // Flag for the new multipple interactions scenario | |
326 | Bool_t fHFoff; // Flag for switching heafy flavor production off | |
327 | Int_t fNucPdf; // Nuclear pdf 0: EKS98 1: EPS08 | |
328 | Int_t fTriggerParticle; // Trigger on this particle ... | |
329 | Float_t fTriggerEta; // .. within |eta| < fTriggerEta | |
330 | Float_t fTriggerMinPt; // .. within pt > fTriggerMinPt | |
331 | Float_t fTriggerMaxPt; // .. within pt < fTriggerMaxPt | |
332 | Int_t fTriggerMultiplicity; // Trigger on events with a minimum charged multiplicity | |
333 | Float_t fTriggerMultiplicityEta; // in a given eta range | |
334 | Float_t fTriggerMultiplicityPtMin; // above this pT | |
335 | CountMode_t fCountMode; // Options for counting when the event will be finished. | |
336 | // fCountMode = kCountAll --> All particles that end up in the | |
337 | // stack are counted | |
338 | // fCountMode = kCountParents --> Only selected parents are counted | |
339 | // fCountMode = kCountTrackabless --> Only particles flagged for tracking | |
340 | // are counted | |
341 | // | |
342 | // | |
343 | ||
344 | AliGenPythiaEventHeader* fHeader; //! Event header | |
345 | AliRunLoader* fRL; //! Run Loader | |
346 | const Text_t* fkFileName; //! Name of file to read from | |
347 | const Text_t* fkNameLHEF; //! Name of lhef file to read from | |
348 | Bool_t fFragPhotonInCalo; // Option to ask for Fragmentation Photon in calorimeters acceptance | |
349 | Bool_t fHadronInCalo; // Option to ask for hadron (not pi0) in calorimeters acceptance | |
350 | Bool_t fPi0InCalo; // Option to ask for Pi0 in calorimeters acceptance | |
351 | Bool_t fEtaInCalo; // Option to ask for Eta in calorimeters acceptance | |
352 | Bool_t fPhotonInCalo; // Option to ask for Photon in calorimeter acceptance (not in use) | |
353 | Bool_t fDecayPhotonInCalo;// Option to ask for Decay Photon in calorimeter acceptance | |
354 | Bool_t fForceNeutralMeson2PhotonDecay; // Option to ask for Pi0/Eta in calorimeters acceptance when decay into 2 photons | |
355 | Bool_t fEleInCalo; // Option to ask for Electron in EMCAL acceptance | |
356 | Bool_t fEleInEMCAL; // Option to ask for Electron in EMCAL acceptance (not in use) | |
357 | Bool_t fCheckBarrel; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in central barrel acceptance | |
358 | Bool_t fCheckEMCAL; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters EMCAL acceptance | |
359 | Bool_t fCheckPHOS; // Option to ask for FragPhoton or Pi0 or Eta or gamma decays in calorimeters PHOS acceptance | |
360 | 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 | |
361 | Int_t fPHOSRotateCandidate; // Internal member to select the particle candidate to trigger the event phi rotation, to put it in PHOS phi acceptance | |
362 | Float_t fTriggerParticleMinPt; // Minimum momentum of Fragmentation Photon or Pi0 or other hadron | |
363 | Float_t fPhotonMinPt; // Minimum momentum of Photon (not in use) | |
364 | Float_t fElectronMinPt; // Minimum momentum of Electron (not in use) | |
365 | //Calorimeters eta-phi acceptance | |
366 | Float_t fPHOSMinPhi; // Minimum phi PHOS, degrees | |
367 | Float_t fPHOSMaxPhi; // Maximum phi PHOS, degrees | |
368 | Float_t fPHOSEta; // Minimum eta PHOS, coverage delta eta | |
369 | Float_t fEMCALMinPhi; // Minimum phi EMCAL, degrees | |
370 | Float_t fEMCALMaxPhi; // Maximum phi EMCAL, degrees | |
371 | Float_t fEMCALEta; // Maximum eta EMCAL, coverage delta eta | |
372 | ||
373 | Bool_t fkTuneForDiff; // Pythia tune | |
374 | Int_t fProcDiff; | |
375 | private: | |
376 | AliGenPythia(const AliGenPythia &Pythia); | |
377 | AliGenPythia & operator=(const AliGenPythia & rhs); | |
378 | ||
379 | ||
380 | Bool_t CheckDiffraction(); | |
381 | Bool_t GetWeightsDiffraction(Double_t M, Double_t &Mmin, Double_t &Mmax, | |
382 | Double_t &wSD, Double_t &wDD, Double_t &wND); | |
383 | ||
384 | ClassDef(AliGenPythia, 14) // AliGenerator interface to Pythia | |
385 | }; | |
386 | #endif | |
387 | ||
388 | ||
389 | ||
390 | ||
391 |