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478d5b53 1//
2// Configuration for the Physics Data Challenge 2007
3//
4//
5// Assuming inel = 70 mb (PPR v.1, p.64)
6//
7// 84.98% of MSEL=0 events (including diffractive) with
8// QQbar switched off (these events will include injected J/psi) => kPyMbNoHvq
9//
10// 14.14% of MSEL=1 events with ccbar (in 4 subsamples) => kCharmpp14000wmi
11// bin 1 25% (3.535%): 2.76 < pthard < 3 GeV/c
12// bin 2 40% (5.656%): 3 < pthard < 4 GeV/c
13// bin 3 29% (4.101%): 4 < pthard < 8 GeV/c
14// bin 4 6% (0.848%): pthard > 8 GeV/c
15//
16// 0.73% of MSEL=1 events with bbbar (in 4 subsamples) => kBeautypp14000wmi
17// bin 1 5% (0.037%): 2.76 < pthard < 4 GeV/c
18// bin 2 31% (0.226%): 4 < pthard < 6 GeV/c
19// bin 3 28% (0.204%): 6 < pthard < 8 GeV/c
20// bin 4 36% (0.263%): pthard >8 GeV/c
21//
22// 0.075% of MSEL=0 events with QQbar switched off and 1 Omega- => kPyOmegaMinus
23// 0.075% of MSEL=0 events with QQbar switched off and 1 OmegaBar+ => kPyOmegaPlus
24
25// One can use the configuration macro in compiled mode by
26// root [0] gSystem->Load("libgeant321");
27// root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
28// -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
29// root [0] .x grun.C(1,"Config_PDC07.C++")
30
31#if !defined(__CINT__) || defined(__MAKECINT__)
32#include <Riostream.h>
33#include <TRandom.h>
34#include <TDatime.h>
35#include <TSystem.h>
36#include <TVirtualMC.h>
37#include <TGeant3TGeo.h>
38#include "EVGEN/AliGenCocktail.h"
39#include "EVGEN/AliGenParam.h"
40#include "EVGEN/AliGenMUONlib.h"
41#include "STEER/AliRunLoader.h"
42#include "STEER/AliRun.h"
43#include "STEER/AliConfig.h"
44#include "PYTHIA6/AliDecayerPythia.h"
45#include "PYTHIA6/AliGenPythia.h"
46#include "STEER/AliMagFMaps.h"
47#include "STRUCT/AliBODY.h"
48#include "STRUCT/AliMAG.h"
49#include "STRUCT/AliABSOv3.h"
50#include "STRUCT/AliDIPOv3.h"
51#include "STRUCT/AliHALLv3.h"
52#include "STRUCT/AliFRAMEv2.h"
53#include "STRUCT/AliSHILv3.h"
54#include "STRUCT/AliPIPEv3.h"
55#include "ITS/AliITSgeom.h"
56#include "ITS/AliITSvPPRasymmFMD.h"
57#include "TPC/AliTPCv2.h"
58#include "TOF/AliTOFv6T0.h"
59#include "HMPID/AliHMPIDv2.h"
60#include "ZDC/AliZDCv3.h"
61#include "TRD/AliTRDv1.h"
62#include "FMD/AliFMDv1.h"
63#include "MUON/AliMUONv1.h"
64#include "PHOS/AliPHOSv1.h"
65#include "PMD/AliPMDv1.h"
66#include "T0/AliT0v1.h"
67#include "EMCAL/AliEMCALv2.h"
95e77a9e 68#include "ACORDE/AliACORDEv0.h"
478d5b53 69#include "VZERO/AliVZEROv7.h"
70#endif
71
72
73enum PDC07Proc_t
74{
75//--- Heavy Flavour Production ---
76 kCharmPbPb5500, kCharmpPb8800, kCharmpp14000, kCharmpp14000wmi,
77 kD0PbPb5500, kD0pPb8800, kD0pp14000,
78 kDPlusPbPb5500, kDPluspPb8800, kDPluspp14000,
79 kBeautyPbPb5500, kBeautypPb8800, kBeautypp14000, kBeautypp14000wmi,
80// -- Pythia Mb
81 kPyMbNoHvq, kPyOmegaPlus, kPyOmegaMinus, kPyJetJet,
82 kPyGammaJetPHOS, kPyJetJetPHOS, kPyJetJetPHOSv2, kPyGammaBremsPHOS,
83 kPyGammaJetEMCAL, kPyJetJetEMCAL, kPyGammaBremsEMCAL, kRunMax
84};
85
86const char * pprRunName[] = {
87 "kCharmPbPb5500", "kCharmpPb8800", "kCharmpp14000", "kCharmpp14000wmi",
88 "kD0PbPb5500", "kD0pPb8800", "kD0pp14000",
89 "kDPlusPbPb5500", "kDPluspPb8800", "kDPluspp14000",
90 "kBeautyPbPb5500", "kBeautypPb8800", "kBeautypp14000", "kBeautypp14000wmi",
91 "kPyMbNoHvq", "kPyOmegaPlus", "kPyOmegaMinus", "kPyJetJet",
92 "kPyGammaJetPHOS", "kPyJetJetPHOS", "kPyJetJetPHOSv2", "kPyGammaBremsPHOS",
93 "kPyGammaJetEMCAL", "kPyJetJetEMCAL", "kPyGammaBremsEMCAL"
94};
95
96
97//--- Decay Mode ---
98enum DecayHvFl_t
99{
100 kNature, kHadr, kSemiEl, kSemiMu
101};
102//--- Magnetic Field ---
103enum Mag_t
104{
105 k2kG, k4kG, k5kG
106};
107
108//--- Trigger config ---
109enum TrigConf_t
110{
111 kDefaultPPTrig, kDefaultPbPbTrig
112};
113
114const char * TrigConfName[] = {
115 "p-p","Pb-Pb"
116};
117
118Float_t eCMS=5500;
119PDC07Proc_t proc = kPyJetJetEMCAL;
120
121enum PprGeo_t
122 {
123 kHoles, kNoHoles
124 };
125
126static PprGeo_t geo = kHoles;
127class AliGenPythia ;
128//--- Functions ---
129AliGenPythia *PythiaHard(PDC07Proc_t );
130AliGenPythia *PythiaHVQ(PDC07Proc_t );
131AliGenerator *MbCocktail();
132AliGenerator *PyMbTriggered(Int_t pdg);
133void ProcessEnvironmentVars();
134
135// This part for configuration
136static DecayHvFl_t decHvFl = kNature;
137static Mag_t mag = k5kG;
138static TrigConf_t trig = kDefaultPPTrig; // default pp trigger configuration
139static Int_t runNumber= 0;
140static Int_t eventNumber= 0;
141//========================//
142// Set Random Number seed //
143//========================//
144TDatime dt;
145static UInt_t seed = dt.Get();
146
147// nEvts = -1 : you get 1 QQbar pair and all the fragmentation and
148// decay chain
149// nEvts = N>0 : you get N charm / beauty Hadrons
150Int_t nEvts = -1;
151// stars = kTRUE : all heavy resonances and their decay stored
152// = kFALSE: only final heavy hadrons and their decays stored
153Bool_t stars = kTRUE;
154
155// To be used only with kCharmpp14000wmi and kBeautypp14000wmi
156// To get a "reasonable" agreement with MNR results, events have to be
157// generated with the minimum ptHard set to 2.76 GeV.
158// To get a "perfect" agreement with MNR results, events have to be
159// generated in four ptHard bins with the following relative
160// normalizations:
161// CHARM
162// 2.76-3 GeV: 25%
163// 3-4 GeV: 40%
164// 4-8 GeV: 29%
165// >8 GeV: 6%
166// BEAUTY
167// 2.76-4 GeV: 5%
168// 4-6 GeV: 31%
169// 6-8 GeV: 28%
170// >8 GeV: 36%
171
172Float_t ptHardMin = 10.;
173Float_t ptHardMax = 20.;
174Float_t ptGammaPi0Min = 1.;
175Int_t iquenching = 0;
176Float_t qhat = 20.;
177
178// Comment line
179static TString comment;
180
181void Config()
182{
183
184
185 // Get settings from environment variables
186 ProcessEnvironmentVars();
187
188 // libraries required by geant321
189#if defined(__CINT__)
419b7909 190 gSystem->Load("liblhapdf.so"); // Parton density functions
191 gSystem->Load("libpythia6.so"); // Pythia
192 gSystem->Load("libgeant321");
193 gSystem->Load("libEG");
194 gSystem->Load("libEGPythia6.so"); // TGenerator interface
195 gSystem->Load("libAliPythia6.so"); // ALICE specific implementations
478d5b53 196#endif
478d5b53 197 new TGeant3TGeo("C++ Interface to Geant3");
198
199 // Output every 100 tracks
200 ((TGeant3*)gMC)->SetSWIT(4,100);
201
202 //=======================================================================
203 // Run loader
204 AliRunLoader* rl=0x0;
205 rl = AliRunLoader::Open("galice.root",
206 AliConfig::GetDefaultEventFolderName(),
207 "recreate");
208 if (rl == 0x0)
209 {
210 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
211 return;
212 }
213 rl->SetCompressionLevel(2);
214 rl->SetNumberOfEventsPerFile(1000);
215 gAlice->SetRunLoader(rl);
216
217 // Run number
218 //gAlice->SetRunNumber(runNumber);
219
220 // Set the trigger configuration
221 gAlice->SetTriggerDescriptor(TrigConfName[trig]);
222 cout<<"Trigger configuration is set to "<<TrigConfName[trig]<<endl;
223
224 //
225 //=======================================================================
226 // ************* STEERING parameters FOR ALICE SIMULATION **************
227 // --- Specify event type to be tracked through the ALICE setup
228 // --- All positions are in cm, angles in degrees, and P and E in GeV
229
230
231 gMC->SetProcess("DCAY",1);
232 gMC->SetProcess("PAIR",1);
233 gMC->SetProcess("COMP",1);
234 gMC->SetProcess("PHOT",1);
235 gMC->SetProcess("PFIS",0);
236 gMC->SetProcess("DRAY",0);
237 gMC->SetProcess("ANNI",1);
238 gMC->SetProcess("BREM",1);
239 gMC->SetProcess("MUNU",1);
240 gMC->SetProcess("CKOV",1);
241 gMC->SetProcess("HADR",1);
242 gMC->SetProcess("LOSS",2);
243 gMC->SetProcess("MULS",1);
244 gMC->SetProcess("RAYL",1);
245
246 Float_t cut = 1.e-3; // 1MeV cut by default
247 Float_t tofmax = 1.e10;
248
249 gMC->SetCut("CUTGAM", cut);
250 gMC->SetCut("CUTELE", cut);
251 gMC->SetCut("CUTNEU", cut);
252 gMC->SetCut("CUTHAD", cut);
253 gMC->SetCut("CUTMUO", cut);
254 gMC->SetCut("BCUTE", cut);
255 gMC->SetCut("BCUTM", cut);
256 gMC->SetCut("DCUTE", cut);
257 gMC->SetCut("DCUTM", cut);
258 gMC->SetCut("PPCUTM", cut);
259 gMC->SetCut("TOFMAX", tofmax);
260
261 //======================//
262 // Set External decayer //
263 //======================//
264 TVirtualMCDecayer* decayer = new AliDecayerPythia();
265 // DECAYS
266 //
267 switch(decHvFl) {
268 case kNature:
269 decayer->SetForceDecay(kAll);
270 break;
271 case kHadr:
272 decayer->SetForceDecay(kHadronicD);
273 break;
274 case kSemiEl:
275 decayer->SetForceDecay(kSemiElectronic);
276 break;
277 case kSemiMu:
278 decayer->SetForceDecay(kSemiMuonic);
279 break;
280 }
281 decayer->Init();
282 gMC->SetExternalDecayer(decayer);
283 if(proc == kPyJetJetPHOSv2) // in this case we decay the pi0
284 decayer->SetForceDecay(kNeutralPion);
285
286 //=========================//
287 // Generator Configuration //
288 //=========================//
289 AliGenPythia* gener = 0x0;
290
291 if (proc <= kBeautypp14000wmi) {
292 AliGenPythia *pythia = PythiaHVQ(proc);
293 // FeedDown option
294 pythia->SetFeedDownHigherFamily(kFALSE);
295 // Stack filling option
296 if(!stars) pythia->SetStackFillOpt(AliGenPythia::kParentSelection);
297 // Set Count mode
298 if(nEvts>0) pythia->SetCountMode(AliGenPythia::kCountParents);
299 //
300 // DECAYS
301 //
302 switch(decHvFl) {
303 case kNature:
304 pythia->SetForceDecay(kAll);
305 break;
306 case kHadr:
307 pythia->SetForceDecay(kHadronicD);
308 break;
309 case kSemiEl:
310 pythia->SetForceDecay(kSemiElectronic);
311 break;
312 case kSemiMu:
313 pythia->SetForceDecay(kSemiMuonic);
314 break;
315 }
316 //
317 // GEOM & KINE CUTS
318 //
319 pythia->SetMomentumRange(0,99999999);
320 pythia->SetPhiRange(0., 360.);
321 pythia->SetThetaRange(0,180);
322 switch(ycut) {
323 case kFull:
324 pythia->SetYRange(-999,999);
325 break;
326 case kBarrel:
327 pythia->SetYRange(-2,2);
328 break;
329 case kMuonArm:
330 pythia->SetYRange(1,6);
331 break;
332 }
333 gener = pythia;
334 } else if (proc == kPyMbNoHvq) {
335 gener = MbCocktail();
336 } else if (proc == kPyOmegaMinus) {
337 gener = PyMbTriggered(3334);
338 } else if (proc == kPyOmegaPlus) {
339 gener = PyMbTriggered(-3334);
340 } else if (proc <= kPyGammaBremsEMCAL) {
341 AliGenPythia *pythia = PythiaHard(proc);
342 // FeedDown option
343 pythia->SetFeedDownHigherFamily(kFALSE);
344 // Set Count mode
345 if(nEvts>0) pythia->SetCountMode(AliGenPythia::kCountParents);
346
347 //
348 // GEOM & KINE CUTS
349 //
350 pythia->SetMomentumRange(0,99999999);
351 // pythia->SetJetEtaRange(-1.5, 1.5);// Final state kinematic cuts
352 // pythia->SetJetPhiRange(0., 360.);
353 // pythia->SetThetaRange(45,135);
354
355 if(proc == kPyJetJetPHOSv2)
356 pythia->SetForceDecay(kNeutralPion);
357 else
358 pythia->SetForceDecay(kAll);
359
360 pythia->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
361 pythia->SetPtKick(5); // set the intrinsic kt to 5 GeV/c
362 gener = pythia;
363 }
364
365
366 // PRIMARY VERTEX
367
368 gener->SetOrigin(0., 0., 0.); // vertex position
369
370 // Size of the interaction diamond
371 // Longitudinal
372 Float_t sigmaz = 7.55 / TMath::Sqrt(2.); // [cm]
373
374 // Transverse
375 Float_t betast = 10; // beta* [m]
376 Float_t eps = 3.75e-6; // emittance [m]
377 Float_t gamma = 7000. / 0.938272; // relativistic gamma [1]
378 Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
379 printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
380
381 gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
382 gener->SetCutVertexZ(3.); // Truncate at 3 sigma
383 gener->SetVertexSmear(kPerEvent);
384
385 gener->Init();
386
387 //Quenching
388 gener->SetQuench(iquenching);
389 if(iquenching == 1){
390 Float_t k = 6e5*(qhat/1.7) ; //qhat=1.7, k = 6e5, default value
391 AliPythia::Instance()->InitQuenching(0.,0.1,k,0,0.95,6);
392
393 }
394 // FIELD
395
396 if (mag == k2kG) {
397 comment = comment.Append(" | L3 field 0.2 T");
398 } else if (mag == k4kG) {
399 comment = comment.Append(" | L3 field 0.4 T");
400 } else if (mag == k5kG) {
401 comment = comment.Append(" | L3 field 0.5 T");
402 }
403 printf("\n \n Comment: %s \n \n", comment.Data());
404
405 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., mag);
406 field->SetL3ConstField(0); //Using const. field in the barrel
407 rl->CdGAFile();
408 gAlice->SetField(field);
409
410
411
412 Int_t iABSO = 1;
95e77a9e 413 Int_t iACORDE= 1;
478d5b53 414 Int_t iDIPO = 1;
415 Int_t iEMCAL = 1;
416 Int_t iFMD = 1;
417 Int_t iFRAME = 1;
418 Int_t iHALL = 1;
419 Int_t iITS = 1;
420 Int_t iMAG = 1;
421 Int_t iMUON = 1;
422 Int_t iPHOS = 1;
423 Int_t iPIPE = 1;
424 Int_t iPMD = 1;
425 Int_t iHMPID = 1;
426 Int_t iSHIL = 1;
427 Int_t iT0 = 1;
428 Int_t iTOF = 1;
429 Int_t iTPC = 1;
430 Int_t iTRD = 1;
431 Int_t iVZERO = 1;
432 Int_t iZDC = 1;
433
434
435 //=================== Alice BODY parameters =============================
436 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
437
438
439 if (iMAG)
440 {
441 //=================== MAG parameters ============================
442 // --- Start with Magnet since detector layouts may be depending ---
443 // --- on the selected Magnet dimensions ---
444 AliMAG *MAG = new AliMAG("MAG", "Magnet");
445 }
446
447
448 if (iABSO)
449 {
450 //=================== ABSO parameters ============================
451 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
452 }
453
454 if (iDIPO)
455 {
456 //=================== DIPO parameters ============================
457
458 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
459 }
460
461 if (iHALL)
462 {
463 //=================== HALL parameters ============================
464
465 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
466 }
467
468
469 if (iFRAME)
470 {
471 //=================== FRAME parameters ============================
472
473 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
474 if (geo == kHoles) FRAME->SetHoles(1);
475 else FRAME->SetHoles(0);
476
477 }
478
479 if (iSHIL)
480 {
481 //=================== SHIL parameters ============================
482
483 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
484 }
485
486
487 if (iPIPE)
488 {
489 //=================== PIPE parameters ============================
490
491 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
492 }
493
494 if(iITS) {
495
496 //=================== ITS parameters ============================
497 //
0bfe1765 498
499 AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
478d5b53 500 }
501
0bfe1765 502
478d5b53 503 if (iTPC)
504 {
505 //============================ TPC parameters =====================
506 AliTPC *TPC = new AliTPCv2("TPC", "Default");
507 }
508
509
510 if (iTOF) {
511 //=================== TOF parameters ============================
512 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
513 }
514
515
516 if (iHMPID)
517 {
518 //=================== HMPID parameters ===========================
519 AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID");
520
521 }
522
523
524 if (iZDC)
525 {
526 //=================== ZDC parameters ============================
527
528 AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
529 }
530
531 if (iTRD)
532 {
533 //=================== TRD parameters ============================
534
535 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
536 AliTRDgeometry *geoTRD = TRD->GetGeometry();
478d5b53 537 }
538
539 if (iFMD)
540 {
541 //=================== FMD parameters ============================
542 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
543 }
544
545 if (iMUON)
546 {
547 //=================== MUON parameters ===========================
548 // New MUONv1 version (geometry defined via builders)
549 AliMUON *MUON = new AliMUONv1("MUON", "default");
550 }
551 //=================== PHOS parameters ===========================
552
553 if (iPHOS)
554 {
555 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
556 }
557
558
559 if (iPMD)
560 {
561 //=================== PMD parameters ============================
562 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
563 }
564
565 if (iT0)
566 {
567 //=================== T0 parameters ============================
568 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
569 }
570
571 if (iEMCAL)
572 {
573 //=================== EMCAL parameters ============================
8224b11d 574 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE scTh=0.176 pbTh=0.144");
478d5b53 575 }
576
577 if (iACORDE)
578 {
579 //=================== CRT parameters ============================
95e77a9e 580 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
478d5b53 581 }
582
583 if (iVZERO)
584 {
585 //=================== CRT parameters ============================
586 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
587 }
588}
589
590// PYTHIA
591
592AliGenPythia *PythiaHVQ(PDC07Proc_t proc) {
593//*******************************************************************//
594// Configuration file for charm / beauty generation with PYTHIA //
595// //
596// The parameters have been tuned in order to reproduce the inclusive//
597// heavy quark pt distribution given by the NLO pQCD calculation by //
598// Mangano, Nason and Ridolfi. //
599// //
600// For details and for the NORMALIZATION of the yields see: //
601// N.Carrer and A.Dainese, //
602// "Charm and beauty production at the LHC", //
603// ALICE-INT-2003-019, [arXiv:hep-ph/0311225]; //
604// PPR Chapter 6.6, CERN/LHCC 2005-030 (2005). //
605//*******************************************************************//
606 AliGenPythia * gener = 0x0;
607
608 switch(proc) {
609 case kCharmPbPb5500:
610 comment = comment.Append(" Charm in Pb-Pb at 5.5 TeV");
611 gener = new AliGenPythia(nEvts);
612 gener->SetProcess(kPyCharmPbPbMNR);
613 gener->SetStrucFunc(kCTEQ4L);
614 gener->SetPtHard(2.1,-1.0);
615 gener->SetEnergyCMS(5500.);
616 gener->SetNuclei(208,208);
617 break;
618 case kCharmpPb8800:
619 comment = comment.Append(" Charm in p-Pb at 8.8 TeV");
620 gener = new AliGenPythia(nEvts);
621 gener->SetProcess(kPyCharmpPbMNR);
622 gener->SetStrucFunc(kCTEQ4L);
623 gener->SetPtHard(2.1,-1.0);
624 gener->SetEnergyCMS(8800.);
625 gener->SetProjectile("P",1,1);
626 gener->SetTarget("Pb",208,82);
627 break;
628 case kCharmpp14000:
629 comment = comment.Append(" Charm in pp at 14 TeV");
630 gener = new AliGenPythia(nEvts);
631 gener->SetProcess(kPyCharmppMNR);
632 gener->SetStrucFunc(kCTEQ4L);
633 gener->SetPtHard(2.1,-1.0);
634 gener->SetEnergyCMS(14000.);
635 break;
636 case kCharmpp14000wmi:
637 comment = comment.Append(" Charm in pp at 14 TeV with mult. interactions");
638 gener = new AliGenPythia(-1);
639 gener->SetProcess(kPyCharmppMNRwmi);
640 gener->SetStrucFunc(kCTEQ5L);
641 gener->SetPtHard(ptHardMin,ptHardMax);
642 gener->SetEnergyCMS(14000.);
643 break;
644 case kD0PbPb5500:
645 comment = comment.Append(" D0 in Pb-Pb at 5.5 TeV");
646 gener = new AliGenPythia(nEvts);
647 gener->SetProcess(kPyD0PbPbMNR);
648 gener->SetStrucFunc(kCTEQ4L);
649 gener->SetPtHard(2.1,-1.0);
650 gener->SetEnergyCMS(5500.);
651 gener->SetNuclei(208,208);
652 break;
653 case kD0pPb8800:
654 comment = comment.Append(" D0 in p-Pb at 8.8 TeV");
655 gener = new AliGenPythia(nEvts);
656 gener->SetProcess(kPyD0pPbMNR);
657 gener->SetStrucFunc(kCTEQ4L);
658 gener->SetPtHard(2.1,-1.0);
659 gener->SetEnergyCMS(8800.);
660 gener->SetProjectile("P",1,1);
661 gener->SetTarget("Pb",208,82);
662 break;
663 case kD0pp14000:
664 comment = comment.Append(" D0 in pp at 14 TeV");
665 gener = new AliGenPythia(nEvts);
666 gener->SetProcess(kPyD0ppMNR);
667 gener->SetStrucFunc(kCTEQ4L);
668 gener->SetPtHard(2.1,-1.0);
669 gener->SetEnergyCMS(14000.);
670 break;
671 case kDPlusPbPb5500:
672 comment = comment.Append(" DPlus in Pb-Pb at 5.5 TeV");
673 gener = new AliGenPythia(nEvts);
674 gener->SetProcess(kPyDPlusPbPbMNR);
675 gener->SetStrucFunc(kCTEQ4L);
676 gener->SetPtHard(2.1,-1.0);
677 gener->SetEnergyCMS(5500.);
678 gener->SetNuclei(208,208);
679 break;
680 case kDPluspPb8800:
681 comment = comment.Append(" DPlus in p-Pb at 8.8 TeV");
682 gener = new AliGenPythia(nEvts);
683 gener->SetProcess(kPyDPluspPbMNR);
684 gener->SetStrucFunc(kCTEQ4L);
685 gener->SetPtHard(2.1,-1.0);
686 gener->SetEnergyCMS(8800.);
687 gener->SetProjectile("P",1,1);
688 gener->SetTarget("Pb",208,82);
689 break;
690 case kDPluspp14000:
691 comment = comment.Append(" DPlus in pp at 14 TeV");
692 gener = new AliGenPythia(nEvts);
693 gener->SetProcess(kPyDPlusppMNR);
694 gener->SetStrucFunc(kCTEQ4L);
695 gener->SetPtHard(2.1,-1.0);
696 gener->SetEnergyCMS(14000.);
697 break;
698 case kBeautyPbPb5500:
699 comment = comment.Append(" Beauty in Pb-Pb at 5.5 TeV");
700 gener = new AliGenPythia(nEvts);
701 gener->SetProcess(kPyBeautyPbPbMNR);
702 gener->SetStrucFunc(kCTEQ4L);
703 gener->SetPtHard(2.75,-1.0);
704 gener->SetEnergyCMS(5500.);
705 gener->SetNuclei(208,208);
706 break;
707 case kBeautypPb8800:
708 comment = comment.Append(" Beauty in p-Pb at 8.8 TeV");
709 gener = new AliGenPythia(nEvts);
710 gener->SetProcess(kPyBeautypPbMNR);
711 gener->SetStrucFunc(kCTEQ4L);
712 gener->SetPtHard(2.75,-1.0);
713 gener->SetEnergyCMS(8800.);
714 gener->SetProjectile("P",1,1);
715 gener->SetTarget("Pb",208,82);
716 break;
717 case kBeautypp14000:
718 comment = comment.Append(" Beauty in pp at 14 TeV");
719 gener = new AliGenPythia(nEvts);
720 gener->SetProcess(kPyBeautyppMNR);
721 gener->SetStrucFunc(kCTEQ4L);
722 gener->SetPtHard(2.75,-1.0);
723 gener->SetEnergyCMS(14000.);
724 break;
725 case kBeautypp14000wmi:
726 comment = comment.Append(" Beauty in pp at 14 TeV with mult. interactions");
727 gener = new AliGenPythia(-1);
728 gener->SetProcess(kPyBeautyppMNRwmi);
729 gener->SetStrucFunc(kCTEQ5L);
730 gener->SetPtHard(ptHardMin,ptHardMax);
731 gener->SetEnergyCMS(14000.);
732 break;
733 }
734
735 return gener;
736}
737
738AliGenPythia *PythiaHard(PDC07Proc_t proc) {
739//*******************************************************************//
740// Configuration file for hard QCD processes generation with PYTHIA //
741// //
742//*******************************************************************//
743 AliGenPythia * gener = 0x0;
744
745 switch(proc) {
746
747 case kPyJetJet:
748 comment = comment.Append(" pp->jet + jet over at 14 TeV, no restriction");
749 AliGenPythia * gener = new AliGenPythia(nEvts);
750 gener->SetEnergyCMS(eCMS);// Centre of mass energy
751 gener->SetProcess(kPyJets);// Process type
752 gener->SetJetEtaRange(-1.5, 1.5);// Final state kinematic cuts
753 gener->SetJetPhiRange(0., 360.);
754 gener->SetJetEtRange(10., 1000.);
755 gener->SetPtHard(ptHardMin, ptHardMax);// Pt transfer of the hard scattering
756 gener->SetStrucFunc(kCTEQ4L);
757
758 return gener;
759
760 case kPyGammaJetPHOS:
761 comment = comment.Append(" pp->jet + gamma over PHOS");
762 gener = new AliGenPythia(nEvts);
763 gener->SetEnergyCMS(eCMS);
764 gener->SetProcess(kPyDirectGamma);
765 gener->SetStrucFunc(kCTEQ4L);
766 gener->SetPtHard(ptHardMin,ptHardMax);
767 //gener->SetYHard(-1.0,1.0);
768 gener->SetGammaEtaRange(-0.13,0.13);
769 gener->SetGammaPhiRange(218.,322.);//Over 5 modules +-2 deg
770 break;
771 case kPyJetJetPHOS:
772 comment = comment.Append(" pp->jet + jet over PHOS");
773 gener = new AliGenPythia(nEvts);
774 gener->SetEnergyCMS(eCMS);
775 gener->SetProcess(kPyJets);
776 gener->SetStrucFunc(kCTEQ4L);
777 gener->SetPtHard(ptHardMin,ptHardMax);
778 //gener->SetYHard(-1.0,1.0);
779 gener->SetJetEtaRange(-1.,1.);
780 gener->SetJetPhiRange(200.,340.);
781 gener->SetPi0InPHOS(kTRUE);
782 gener->SetFragPhotonOrPi0MinPt(ptGammaPi0Min);
783
784 printf("\n \n Event generator: Minimum pT of particle in calorimeter %f \n \n", ptGammaPi0Min);
785 break;
786 case kPyGammaBremsPHOS:
787 comment = comment.Append(" pp->jet + jet+bremsphoton over PHOS at 14 TeV");
788 gener = new AliGenPythia(nEvts);
789 gener->SetEnergyCMS(eCMS);
790 gener->SetProcess(kPyJets);
791 gener->SetStrucFunc(kCTEQ4L);
792 gener->SetPtHard(ptHardMin,ptHardMax);
793 //gener->SetYHard(-1.0,1.0);
794 gener->SetJetEtaRange(-1.,1.);
795 gener->SetJetPhiRange(200.,340.);
796 gener->SetFragPhotonInPHOS(kTRUE);
797 gener->SetFragPhotonOrPi0MinPt(ptGammaPi0Min);
798 printf("\n \n Event generator: Minimum pT of particle in calorimeter %f \n \n", ptGammaPi0Min);
799 break;
800 case kPyJetJetPHOSv2:
801 comment = comment.Append(" pp->jet + jet over PHOS version2 ");
802 gener = new AliGenPythia(nEvts);
803 gener->SetEnergyCMS(eCMS);
804 gener->SetProcess(kPyJets);
805 gener->SetStrucFunc(kCTEQ4L);
806 gener->SetPtHard(ptHardMin,ptHardMax);
807 //gener->SetYHard(-1.0,1.0);
808 gener->SetJetEtaRange(-1.,1.);
809 gener->SetJetPhiRange(200.,340.);
810 //gener->SetPi0InPHOS(kTRUE);
811 gener->SetPhotonInPHOSeta(kTRUE);
812 gener->SetPhotonMinPt(ptGammaPi0Min);
813 gener->SetForceDecay(kAll);
814 break;
815 case kPyGammaJetEMCAL:
816 comment = comment.Append(" pp->jet + gamma over EMCAL at 14 TeV");
817 gener = new AliGenPythia(nEvts);
818 gener->SetEnergyCMS(eCMS);
819 gener->SetProcess(kPyDirectGamma);
820 gener->SetStrucFunc(kCTEQ4L);
821 gener->SetPtHard(ptHardMin,ptHardMax);
822 //gener->SetYHard(-1.0,1.0);
823 gener->SetGammaEtaRange(-0.71,0.71);
824 gener->SetGammaPhiRange(78.,192.);//Over 6 supermodules +-2 deg
825 break;
826 case kPyJetJetEMCAL:
827 comment = comment.Append(" pp->jet + jet over EMCAL at 14 TeV");
828 gener = new AliGenPythia(nEvts);
829 gener->SetEnergyCMS(eCMS);
830 gener->SetProcess(kPyJets);
831 gener->SetStrucFunc(kCTEQ4L);
832 gener->SetPtHard(ptHardMin,ptHardMax);
833 //gener->SetYHard(-1.0,1.0);
834 gener->SetJetEtaRange(-1,1);
835 gener->SetJetPhiRange(60.,210.);
836 gener->SetPi0InEMCAL(kTRUE);
837 gener->SetFragPhotonOrPi0MinPt(ptGammaPi0Min);
838 printf("\n \n Event generator: Minimum pT of particle in calorimeter %f \n \n", ptGammaPi0Min);
839 break;
840 case kPyGammaBremsEMCAL:
841 comment = comment.Append(" pp->jet + jet+bremsphoton over EMCAL at 14 TeV");
842 gener = new AliGenPythia(nEvts);
843 gener->SetEnergyCMS(eCMS);
844 gener->SetProcess(kPyJets);
845 gener->SetStrucFunc(kCTEQ4L);
846 gener->SetPtHard(ptHardMin,ptHardMax);
847 //gener->SetYHard(-1.0,1.0);
848 gener->SetJetEtaRange(-1,1);
849 gener->SetJetPhiRange(60.,210.); //Over 2 uncovered PHOS modules
850 gener->SetFragPhotonInEMCAL(kTRUE);
851 gener->SetFragPhotonOrPi0MinPt(ptGammaPi0Min);
852
853 printf("\n \n Event generator: Minimum pT of particle in calorimeter %f \n \n", ptGammaPi0Min);
854 break;
855
856 }
857
858 return gener;
859}
860
861AliGenerator* MbCocktail()
862{
863 comment = comment.Append(" pp at 14 TeV: Pythia low-pt, no heavy quarks + J/Psi from parameterisation");
864 AliGenCocktail * gener = new AliGenCocktail();
865 gener->UsePerEventRates();
866
867// Pythia
868
869 AliGenPythia* pythia = new AliGenPythia(-1);
870 pythia->SetMomentumRange(0, 999999.);
871 pythia->SetThetaRange(0., 180.);
872 pythia->SetYRange(-12.,12.);
873 pythia->SetPtRange(0,1000.);
874 pythia->SetProcess(kPyMb);
875 pythia->SetEnergyCMS(14000.);
876 pythia->SwitchHFOff();
877
878// J/Psi parameterisation
879
880 AliGenParam* jpsi = new AliGenParam(1, AliGenMUONlib::kJpsi, "CDF scaled", "Jpsi");
881 jpsi->SetPtRange(0.,100.);
882 jpsi->SetYRange(-8., 8.);
883 jpsi->SetPhiRange(0., 360.);
884 jpsi->SetForceDecay(kAll);
885
886 gener->AddGenerator(pythia, "Pythia", 1.);
887 gener->AddGenerator(jpsi, "J/Psi", 8.e-4);
888
889 return gener;
890}
891
892AliGenerator* PyMbTriggered(Int_t pdg)
893{
894 AliGenPythia* pythia = new AliGenPythia(-1);
895 pythia->SetMomentumRange(0, 999999.);
896 pythia->SetThetaRange(0., 180.);
897 pythia->SetYRange(-12.,12.);
898 pythia->SetPtRange(0,1000.);
899 pythia->SetProcess(kPyMb);
900 pythia->SetEnergyCMS(14000.);
901 pythia->SetTriggerParticle(pdg, 0.9);
902 return pythia;
903}
904
905void ProcessEnvironmentVars()
906{
907 cout << "######################################" << endl;
908 cout << "## Processing environment variables ##" << endl;
909 cout << "######################################" << endl;
910
911 // Run Number
912 if (gSystem->Getenv("DC_RUN")) {
913 runNumber = atoi(gSystem->Getenv("DC_RUN"));
914 }
915 //cout<<"Run number "<<runNumber<<endl;
916
917 // Event Number
918 if (gSystem->Getenv("DC_EVENT")) {
919 eventNumber = atoi(gSystem->Getenv("DC_EVENT"));
920 }
921 //cout<<"Event number "<<eventNumber<<endl;
922
923 // Random Number seed
924 if (gSystem->Getenv("CONFIG_SEED")) {
925 seed = atoi(gSystem->Getenv("CONFIG_SEED"));
926 }
927 else if(gSystem->Getenv("DC_EVENT") && gSystem->Getenv("DC_RUN")){
928 seed = runNumber * 100000 + eventNumber;
929 }
930
931 gRandom->SetSeed(seed);
932
933 cout<<"////////////////////////////////////////////////////////////////////////////////////"<<endl;
934 cout<<"Seed for random number generation= "<< seed<<" "<< gRandom->GetSeed()<<endl;
935 cout<<"////////////////////////////////////////////////////////////////////////////////////"<<endl;
936
937 // Run type
938 if (gSystem->Getenv("DC_RUN_TYPE")) {
939 cout<<"run type "<<gSystem->Getenv("DC_RUN_TYPE")<<endl;
940 for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
941 if (strcmp(gSystem->Getenv("DC_RUN_TYPE"), pprRunName[iRun])==0) {
942 proc = (PDC07Proc_t)iRun;
943 }
944 }
945 }
946 else
947 cout << "Environment variable DC_RUN_TYPE is not defined" << endl;
948
949 if (gSystem->Getenv("ECMS"))
950 eCMS = atof(gSystem->Getenv("ECMS"));
951 if (gSystem->Getenv("PTHARDMIN"))
952 ptHardMin = atof(gSystem->Getenv("PTHARDMIN"));
953 if (gSystem->Getenv("PTHARDMAX"))
954 ptHardMax = atof(gSystem->Getenv("PTHARDMAX"));
955 if (gSystem->Getenv("PTGAMMAPI0MIN"))
956 ptGammaPi0Min = atof(gSystem->Getenv("PTGAMMAPI0MIN"));
957 if (gSystem->Getenv("QUENCHING"))
958 iquenching = atof(gSystem->Getenv("QUENCHING"));
959 if (gSystem->Getenv("QHAT"))
960 qhat = atof(gSystem->Getenv("QHAT"));
961
962 cout<<">> Run type set to "<<pprRunName[proc]<<endl;
963 cout<<">> Collision energy set to "<<eCMS <<endl;
964 cout<<">> ptHard limits: "<<ptHardMin<<" to " <<ptHardMax<<" GeV"<<endl;
965 cout<<">> pt gamma/pi0 threshold "<< ptGammaPi0Min<<" GeV "<<endl;
966 cout<<">> quenching on? "<< iquenching<<" qhat "<<qhat<<endl;
967
968 cout << "######################################" << endl;
969 cout << "######################################" << endl;
970}