4 kParam_8000, kParam_4000, kParam_2000,
5 kHijing_cent1, kHijing_cent2,
6 kHijing_per1, kHijing_per2, kHijing_per3, kHijing_per4, kHijing_per5,
7 kHijing_jj25, kHijing_jj50, kHijing_jj75, kHijing_jj100, kHijing_jj125,
8 kHijing_gj25, kHijing_gj50, kHijing_gj75, kHijing_gj100, kHijing_gj125,
9 kJetPlusBg, kGammaPlusBg,
10 kParam_8000_Ecal, kParam_4000_Ecal,
11 kJets_50, kJets_75, kJets_100, kJets_200,
12 kGammaJets_50, kGammaJets_75, kGammaJets_100, kGammaJets_200,
13 kGammaJets_250, kGammaJets_300,
24 kGluonRadiation, kNoGluonRadiation
27 // This part for configuration
28 static PprRun_t run = kHijing_jj75;
29 //static PprRun_t run = kJets_100;
30 static PprGeo_t geo = kHoles;
31 static PprRad_t rad = kGluonRadiation;
32 static Int_t eventsPerRun = 100;
33 static Int_t simpleJet = 1;
34 if (rad == kGluonRadiation)
41 static TString comment;
47 // Switch on Transition adiation simulation. 6/12/00 18:00
48 // iZDC=1 7/12/00 09:00
49 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
50 // Theta range given through pseudorapidity limits 22/6/2001
52 // Set Random Number seed
53 // gRandom->SetSeed(12345);
55 new AliGeant3("C++ Interface to Geant3");
57 if (!gSystem->Getenv("CONFIG_FILE"))
59 TFile *rootfile = new TFile("galice.root", "recreate");
61 rootfile->SetCompressionLevel(2);
64 TGeant3 *geant3 = (TGeant3 *) gMC;
67 // Set External decayer
68 AliDecayer *decayer = new AliDecayerPythia();
70 decayer->SetForceDecay(kAll);
72 gMC->SetExternalDecayer(decayer);
75 //=======================================================================
76 // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
77 geant3->SetTRIG(1); //Number of events to be processed
78 geant3->SetSWIT(4, 10);
79 geant3->SetDEBU(0, 0, 1);
90 geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
94 geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
95 geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
96 geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
97 geant3->SetERAN(5.e-7);
99 Float_t cut = 1.e-3; // 1MeV cut by default
100 Float_t tofmax = 1.e10;
102 // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
103 geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut, tofmax);
104 gAlice->TrackingLimits(900, 900);
107 //=======================================================================
108 // ************* STEERING parameters FOR ALICE SIMULATION **************
109 // --- Specify event type to be tracked through the ALICE setup
110 // --- All positions are in cm, angles in degrees, and P and E in GeV
113 // Generator Configuration
116 AliGenerator* gener = GeneratorFactory(run);
117 gener->SetPtRange(0.,1.e10);
119 gener->SetTrackingFlag(1);
123 if (rad == kGluonRadiation)
125 //coment= comment.Append(" | Gluon Radiation On");
128 //coment= comment.Append(" | Gluon Radiation Off");
133 //coment= comment.Append(" | Holes for PHOS/RICH");
136 //coment= comment.Append(" | No holes for PHOS/RICH");
139 printf("\n \n Comment: %s \n \n", (char*) comment);
144 AliMagFCM* field = new AliMagFCM(
145 "Map2","$(ALICE_ROOT)/data/field01.dat", 2, 1., 10.);
146 field->SetSolenoidField(4.);
147 gAlice->SetField(field);
171 // enable/disable StepManager()
174 Int_t enableABSO = 0;
175 Int_t enableCASTOR = 0;
176 Int_t enableDIPO = 0;
178 Int_t enableFRAME = 0;
179 Int_t enableHALL = 0;
182 Int_t enableMUON = 0;
183 Int_t enablePHOS = 1;
184 Int_t enablePIPE = 0;
186 Int_t enableRICH = 0;
187 Int_t enableSHIL = 0;
188 Int_t enableSTART = 0;
193 Int_t enableEMCAL = 1;
195 //=================== Alice BODY parameters =============================
196 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
201 //=================== MAG parameters ============================
202 // --- Start with Magnet since detector layouts may be depending ---
203 // --- on the selected Magnet dimensions ---
204 AliMAG *MAG = new AliMAG("MAG", "Magnet");
210 //=================== ABSO parameters ============================
211 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
216 //=================== DIPO parameters ============================
218 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
223 //=================== HALL parameters ============================
225 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
231 //=================== FRAME parameters ============================
233 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
243 //=================== SHIL parameters ============================
245 AliSHIL *SHIL = new AliSHILv0("SHIL", "Shielding");
251 //=================== PIPE parameters ============================
253 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
258 //=================== ITS parameters ============================
260 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
261 // almost all other detectors. This involves the fact that the ITS geometry
262 // still has several options to be followed in parallel in order to determine
263 // the best set-up which minimizes the induced background. All the geometries
264 // available to date are described in the following. Read carefully the comments
265 // and use the default version (the only one uncommented) unless you are making
266 // comparisons and you know what you are doing. In this case just uncomment the
267 // ITS geometry you want to use and run Aliroot.
269 // Detailed geometries:
272 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
274 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
276 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
277 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
278 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
279 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
280 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
281 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
282 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
283 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
284 ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
285 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
287 //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
288 //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
289 //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
290 //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
291 //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
292 //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
293 //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
294 //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
295 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
296 //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
299 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
300 // for reconstruction !):
303 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
304 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
305 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
307 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
308 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
309 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
313 // Geant3 <-> EUCLID conversion
314 // ============================
316 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
317 // media to two ASCII files (called by default ITSgeometry.euc and
318 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
319 // The default (=0) means that you dont want to use this facility.
322 if (!enableITS) ITS->DisableStepManager();
328 //============================ TPC parameters ================================
329 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
330 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
331 // --- sectors are specified, any value other than that requires at least one
332 // --- sector (lower or upper)to be specified!
333 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
334 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
335 // --- SecLows - number of lower sectors specified (up to 6)
336 // --- SecUps - number of upper sectors specified (up to 12)
337 // --- Sens - sensitive strips for the Slow Simulator !!!
338 // --- This does NOT work if all S or L-sectors are specified, i.e.
339 // --- if SecAL or SecAU < 0
342 //-----------------------------------------------------------------------------
344 // gROOT->LoadMacro("SetTPCParam.C");
345 // AliTPCParam *param = SetTPCParam();
346 AliTPC *TPC = new AliTPCv2("TPC", "Default");
348 // All sectors included
351 if (!enableTPC) TPC->DisableStepManager();
357 //=================== RICH parameters ===========================
358 AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
359 if (!enableRICH) RICH->DisableStepManager();
365 //=================== ZDC parameters ============================
367 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
368 if (!enableZDC) ZDC->DisableStepManager();
373 //=================== CASTOR parameters ============================
375 AliCASTOR *CASTOR = new AliCASTORv1("CASTOR", "normal CASTOR");
376 if (!enableCASTOR) CASTOR->DisableStepManager();
381 //=================== TRD parameters ============================
383 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
385 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
388 // With hole in front of PHOS
390 // With hole in front of RICH
394 AliTRDsim *TRDsim = TRD->CreateTR();
395 if (!enableTRD) TRD->DisableStepManager();
400 //=================== FMD parameters ============================
402 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
403 FMD->SetRingsSi1(256);
404 FMD->SetRingsSi2(64);
405 FMD->SetSectorsSi1(20);
406 FMD->SetSectorsSi2(24);
407 if (!enableFMD) FMD->DisableStepManager();
412 //=================== MUON parameters ===========================
414 AliMUON *MUON = new AliMUONv1("MUON", "default");
415 if (!enableMUON) MUON->DisableStepManager();
417 //=================== PHOS parameters ===========================
421 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
422 if (!enablePHOS) PHOS->DisableStepManager();
428 //=================== PMD parameters ============================
429 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
430 PMD->SetPAR(1., 1., 0.8, 0.02);
431 PMD->SetIN(6., 18., -580., 27., 27.);
432 PMD->SetGEO(0.0, 0.2, 4.);
433 PMD->SetPadSize(0.8, 1.0, 1.0, 1.5);
434 if (!enablePMD) PMD->DisableStepManager();
439 //=================== TOF parameters ============================
440 AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
442 AliTOF *TOF = new AliTOFv4("TOF", "normal TOF");
444 if (!enableTOF) TOF->DisableStepManager();
449 //=================== START parameters ============================
450 AliSTART *START = new AliSTARTv1("START", "START Detector");
451 if (!enableSTART) START->DisableStepManager();
454 if (iEMCAL && !iRICH)
456 //=================== EMCAL parameters ============================
457 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1b");
458 if (!enableEMCAL) EMCAL->DisableStepManager();
462 Float_t EtaToTheta(Float_t arg){
463 return (180./TMath::Pi())*2.*atan(exp(-arg));
468 AliGenerator* GeneratorFactory(PprRun_t run) {
470 if (rad == kNoGluonRadiation) isw = 0;
475 gener = new AliGenFixed(1);
476 gener->SetMomentum(100.);
478 gener->SetTheta(91.);
479 gener->SetPart(kGamma);
483 gener = new AliGenBox(100);
484 gener->SetMomentumRange(100., 100.1);
485 gener->SetPhiRange(0,360);
486 gener->SetThetaRange(45., 135.);
487 gener->SetPart(kGamma);
491 //coment= comment.Append(":HIJINGparam test 50 particles");
492 gener = new AliGenHIJINGparaBa(50);
493 gener->SetMomentumRange(0, 999999.);
494 gener->SetPhiRange(-180., 180.);
495 // Set pseudorapidity range from -8 to 8.
496 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
497 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
498 gener->SetThetaRange(thmin,thmax);
502 //coment= comment.Append(":HIJINGparam N=8000");
503 AliGenHIJINGpara *gener = new AliGenHIJINGpara(86030);
504 gener->SetMomentumRange(0, 999999.);
505 gener->SetPhiRange(-180., 180.);
506 // Set pseudorapidity range from -8 to 8.
507 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
508 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
509 gener->SetThetaRange(thmin,thmax);
512 //coment= comment.Append("HIJINGparam N=4000");
513 AliGenHIJINGpara *gener = new AliGenHIJINGpara(43015);
514 gener->SetMomentumRange(0, 999999.);
515 gener->SetPhiRange(-180., 180.);
516 // Set pseudorapidity range from -8 to 8.
517 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
518 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
519 gener->SetThetaRange(thmin,thmax);
522 //coment= comment.Append("HIJINGparam N=2000");
523 AliGenHIJINGpara *gener = new AliGenHIJINGpara(21507);
524 gener->SetMomentumRange(0, 999999.);
525 gener->SetPhiRange(-180., 180.);
526 // Set pseudorapidity range from -8 to 8.
527 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
528 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
529 gener->SetThetaRange(thmin,thmax);
532 case kParam_8000_Ecal:
533 //coment= comment.Append(":HIJINGparam N=8000 baryons");
534 AliGenHIJINGparaBa *gener = new AliGenHIJINGparaBa(82534);
535 gener->SetMomentumRange(0, 999999.);
536 gener->SetPhiRange(-180., 180.);
537 // Set pseudorapidity range from -8 to 8.
538 Float_t thmin = EtaToTheta( 5); // theta min. <---> eta max
539 Float_t thmax = EtaToTheta(-5); // theta max. <---> eta min
540 gener->SetThetaRange(thmin,thmax);
543 case kParam_4000_Ecal:
544 //coment= comment.Append(":HIJINGparam N=8000 baryons");
545 AliGenHIJINGparaBa *gener = new AliGenHIJINGparaBa(82534/2.);
546 gener->SetMomentumRange(0, 999999.);
547 gener->SetPhiRange(-180., 180.);
548 // Set pseudorapidity range from -8 to 8.
549 Float_t thmin = EtaToTheta( 5); // theta min. <---> eta max
550 Float_t thmax = EtaToTheta(-5); // theta max. <---> eta min
551 gener->SetThetaRange(thmin,thmax);
557 //coment= comment.Append("HIJING cent1");
558 AliGenHijing *gener = HijingStandard();
559 // impact parameter range
560 gener->SetImpactParameterRange(0., 5.);
563 //coment= comment.Append("HIJING cent2");
564 AliGenHijing *gener = HijingStandard();
565 // impact parameter range
566 gener->SetImpactParameterRange(0., 2.);
572 //coment= comment.Append("HIJING per1");
573 AliGenHijing *gener = HijingStandard();
574 // impact parameter range
575 gener->SetImpactParameterRange(5., 8.6);
578 //coment= comment.Append("HIJING per2");
579 AliGenHijing *gener = HijingStandard();
580 // impact parameter range
581 gener->SetImpactParameterRange(8.6, 11.2);
584 //coment= comment.Append("HIJING per3");
585 AliGenHijing *gener = HijingStandard();
586 // impact parameter range
587 gener->SetImpactParameterRange(11.2, 13.2);
590 //coment= comment.Append("HIJING per4");
591 AliGenHijing *gener = HijingStandard();
592 // impact parameter range
593 gener->SetImpactParameterRange(13.2, 15.);
596 //coment= comment.Append("HIJING per5");
597 AliGenHijing *gener = HijingStandard();
598 // impact parameter range
599 gener->SetImpactParameterRange(15., 100.);
605 //coment= comment.Append("HIJING Jet 25 GeV");
606 AliGenHijing *gener = HijingStandard();
607 // impact parameter range
608 gener->SetImpactParameterRange(0., 5.);
610 gener->SetTrigger(1);
611 gener->SetPtJet(25.);
612 gener->SetSimpleJets(simpleJet);
613 gener->SetRadiation(isw);
614 gener->SetJetEtaRange(-0.3,0.3);
615 gener->SetJetPhiRange(15.,105.);
619 //coment= comment.Append("HIJING Jet 50 GeV");
620 AliGenHijing *gener = HijingStandard();
621 // impact parameter range
622 gener->SetImpactParameterRange(0., 5.);
624 gener->SetTrigger(1);
625 gener->SetPtJet(50.);
626 gener->SetSimpleJets(simpleJet);
627 gener->SetRadiation(isw);
628 gener->SetJetEtaRange(-0.3,0.3);
629 gener->SetJetPhiRange(15.,105.);
633 //coment= comment.Append("HIJING Jet 75 GeV");
634 AliGenHijing *gener = HijingStandard();
635 // impact parameter range
636 gener->SetImpactParameterRange(0., 5.);
638 gener->SetTrigger(1);
639 gener->SetPtJet(75.);
640 gener->SetSimpleJets(simpleJet);
641 gener->SetRadiation(isw);
642 gener->SetJetEtaRange(-0.3,0.3);
643 gener->SetJetPhiRange(15.,105.);
647 //coment= comment.Append("HIJING Jet 100 GeV");
648 AliGenHijing *gener = HijingStandard();
649 // impact parameter range
650 gener->SetImpactParameterRange(0., 5.);
652 gener->SetTrigger(1);
653 gener->SetPtJet(100.);
654 gener->SetSimpleJets(simpleJet);
655 gener->SetRadiation(isw);
656 gener->SetJetEtaRange(-0.3,0.3);
657 gener->SetJetPhiRange(15.,105.);
661 //coment= comment.Append("HIJING Jet 125 GeV");
662 AliGenHijing *gener = HijingStandard();
663 // impact parameter range
664 gener->SetImpactParameterRange(0., 5.);
666 gener->SetTrigger(1);
667 gener->SetPtJet(125.);
668 gener->SetSimpleJets(simpleJet);
669 gener->SetRadiation(isw);
670 gener->SetJetEtaRange(-0.3,0.3);
671 gener->SetJetPhiRange(15.,105.);
677 //coment= comment.Append("HIJING Gamma 25 GeV");
678 AliGenHijing *gener = HijingStandard();
679 // impact parameter range
680 gener->SetImpactParameterRange(0., 5.);
682 gener->SetTrigger(2);
683 gener->SetPtJet(25.);
684 gener->SetSimpleJets(simpleJet);
685 gener->SetRadiation(isw);
686 gener->SetJetEtaRange(-0.3,0.3);
687 gener->SetJetPhiRange(15.,105.);
691 //coment= comment.Append("HIJING Gamma 50 GeV");
692 AliGenHijing *gener = HijingStandard();
693 // impact parameter range
694 gener->SetImpactParameterRange(0., 5.);
696 gener->SetTrigger(2);
697 gener->SetPtJet(50.);
698 gener->SetSimpleJets(simpleJet);
699 gener->SetRadiation(isw);
700 gener->SetJetEtaRange(-0.3,0.3);
701 gener->SetJetPhiRange(15.,105.);
705 //coment= comment.Append("HIJING Gamma 75 GeV");
706 AliGenHijing *gener = HijingStandard();
707 // impact parameter range
708 gener->SetImpactParameterRange(0., 5.);
710 gener->SetTrigger(2);
711 gener->SetPtJet(75.);
712 gener->SetSimpleJets(simpleJet);
713 gener->SetRadiation(isw);
714 gener->SetJetEtaRange(-0.3,0.3);
715 gener->SetJetPhiRange(15.,105.);
719 //coment= comment.Append("HIJING Gamma 100 GeV");
720 AliGenHijing *gener = HijingStandard();
721 // impact parameter range
722 gener->SetImpactParameterRange(0., 5.);
724 gener->SetTrigger(2);
725 gener->SetPtJet(100.);
726 gener->SetSimpleJets(simpleJet);
727 gener->SetRadiation(isw);
728 gener->SetJetEtaRange(-0.3,0.3);
729 gener->SetJetPhiRange(15.,105.);
733 //coment= comment.Append("HIJING Gamma 125 GeV");
734 AliGenHijing *gener = HijingStandard();
735 // impact parameter range
736 gener->SetImpactParameterRange(0., 5.);
738 gener->SetTrigger(2);
739 gener->SetPtJet(125.);
740 gener->SetSimpleJets(simpleJet);
741 gener->SetRadiation(isw);
742 gener->SetJetEtaRange(-0.3,0.3);
743 gener->SetJetPhiRange(15.,105.);
746 AliGenCocktail *gener = new AliGenCocktail();
747 gener->SetMomentumRange(0, 999999.);
748 gener->SetPhiRange(-180., 180.);
749 // Set pseudorapidity range from -8 to 8.
750 Float_t thmin = EtaToTheta( 5.); // theta min. <---> eta max
751 Float_t thmax = EtaToTheta(-5.); // theta max. <---> eta min
752 gener->SetThetaRange(thmin,thmax);
757 // AliGenHIJINGparaBa *bg = new AliGenHIJINGparaBa(82534);
758 AliGenHIJINGparaBa *bg = new AliGenHIJINGparaBa(10);
762 AliGenPythia *jets = new AliGenPythia(-1);
763 // Centre of mass energy
764 jets->SetEnergyCMS(5500.);
766 jets->SetProcess(kPyJets);
767 // final state kinematic cuts
768 jets->SetJetEtaRange(-0.3, 0.3);
769 jets->SetJetPhiRange(15., 105.);
770 // Structure function
771 jets->SetStrucFunc(kGRV_LO_98);
773 // Pt transfer of the hard scattering
774 jets->SetPtHard(100.,100.1);
775 // Decay type (semielectronic, semimuonic, nodecay)
776 jets->SetForceDecay(kAll);
778 // Add all to cockail ...
780 gener->AddGenerator(jets,"Jets",1);
781 gener->AddGenerator(bg,"Underlying Event", 1);
785 AliGenCocktail *gener = new AliGenCocktail();
786 gener->SetMomentumRange(0, 999999.);
787 gener->SetPhiRange(-180., 180.);
788 // Set pseudorapidity range from -8 to 8.
789 Float_t thmin = EtaToTheta( 5.); // theta min. <---> eta max
790 Float_t thmax = EtaToTheta(-5.); // theta max. <---> eta min
791 gener->SetThetaRange(thmin,thmax);
796 AliGenHIJINGparaBa *bg = new AliGenHIJINGparaBa(82534);
800 AliGenPythia *jets = new AliGenPythia(-1);
801 // Centre of mass energy
802 jets->SetEnergyCMS(5500.);
804 jets->SetProcess(kPyDirectGamma);
805 // final state kinematic cuts
806 jets->SetJetEtaRange(-0.3, 0.3);
807 jets->SetJetPhiRange(15., 105.);
808 jets->SetGammaEtaRange(-0.12, 0.12);
809 jets->SetGammaPhiRange(220., 320.);
810 // Structure function
811 jets->SetStrucFunc(kGRV_LO_98);
813 // Pt transfer of the hard scattering
814 jets->SetPtHard(100.,100.1);
815 // Decay type (semielectronic, semimuonic, nodecay)
816 jets->SetForceDecay(kAll);
818 // Add all to cockail ...
820 gener->AddGenerator(jets,"Jets",1);
821 gener->AddGenerator(bg,"Underlying Event", 1);
826 AliGenPythia *gener = PythiaJets(50.);
830 AliGenPythia *gener = PythiaJets(75.);
834 AliGenPythia *gener = PythiaJets(100.);
838 AliGenPythia *gener = PythiaJets(200.);
841 // 50 GeV Jets + Gamma
842 AliGenPythia *gener = PythiaJets(-1);
843 gener->SetEnergyCMS(5500.);
844 gener->SetProcess(kPyDirectGamma);
845 gener->SetJetEtaRange(-0.3,+0.3);
846 gener->SetJetPhiRange(15.,105.);
847 gener->SetGammaEtaRange(-0.12, 0.12);
848 gener->SetGammaPhiRange(220., 320.);
849 gener->SetStrucFunc(kGRV_LO_98);
850 gener->SetPtHard(50.,50.001);
851 gener->SetForceDecay(kAll);
854 // 75 GeV Jets + Gamma
855 AliGenPythia *gener = PythiaJets(-1);
856 gener->SetEnergyCMS(5500.);
857 gener->SetProcess(kPyDirectGamma);
858 gener->SetJetEtaRange(-0.3,+0.3);
859 gener->SetJetPhiRange(15.,105.);
860 gener->SetGammaEtaRange(-0.12, 0.12);
861 gener->SetGammaPhiRange(220., 320.);
862 gener->SetStrucFunc(kGRV_LO_98);
863 gener->SetPtHard(75.,75.001);
864 gener->SetForceDecay(kAll);
867 // 100 GeV Jets + Gamma
868 AliGenPythia *gener = PythiaJets(-1);
869 gener->SetEnergyCMS(5500.);
870 gener->SetProcess(kPyDirectGamma);
871 gener->SetJetEtaRange(-0.3,+0.3);
872 gener->SetJetPhiRange(15.,105.);
873 gener->SetGammaEtaRange(-0.12, 0.12);
874 gener->SetGammaPhiRange(220., 320.);
875 gener->SetStrucFunc(kGRV_LO_98);
876 gener->SetPtHard(100.,100.001);
877 gener->SetForceDecay(kAll);
880 // 200 GeV Jets + Gamma
881 AliGenPythia *gener = PythiaJets(-1);
882 gener->SetEnergyCMS(5500.);
883 gener->SetProcess(kPyDirectGamma);
884 gener->SetJetEtaRange(-0.3,+0.3);
885 gener->SetJetPhiRange(15.,105.);
886 gener->SetGammaEtaRange(-0.12, 0.12);
887 gener->SetGammaPhiRange(220., 320.);
888 gener->SetStrucFunc(kGRV_LO_98);
889 gener->SetPtHard(200.,200.001);
890 gener->SetForceDecay(kAll);
893 // 250 GeV Jets + Gamma
894 AliGenPythia *gener = PythiaJets(-1);
895 gener->SetEnergyCMS(5500.);
896 gener->SetProcess(kPyDirectGamma);
897 gener->SetJetEtaRange(-0.3,+0.3);
898 gener->SetJetPhiRange(15.,105.);
899 gener->SetGammaEtaRange(-0.12, 0.12);
900 gener->SetGammaPhiRange(220., 320.);
901 gener->SetStrucFunc(kGRV_LO_98);
902 gener->SetPtHard(250.,250.001);
903 gener->SetForceDecay(kAll);
906 // 300 GeV Jets + Gamma
907 AliGenPythia *gener = PythiaJets(-1);
908 gener->SetEnergyCMS(5500.);
909 gener->SetProcess(kPyDirectGamma);
910 gener->SetJetEtaRange(-0.3,+0.3);
911 gener->SetJetPhiRange(15.,105.);
912 gener->SetGammaEtaRange(-0.12, 0.12);
913 gener->SetGammaPhiRange(220., 320.);
914 gener->SetStrucFunc(kGRV_LO_98);
915 gener->SetPtHard(300.,300.001);
916 gener->SetForceDecay(kAll);
923 AliGenHijing* HijingStandard()
925 AliGenHijing *gener = new AliGenHijing(-1);
926 // centre of mass energy
927 gener->SetEnergyCMS(5500.);
929 gener->SetReferenceFrame("CMS");
931 gener->SetProjectile("A", 208, 82);
932 gener->SetTarget ("A", 208, 82);
933 // tell hijing to keep the full parent child chain
934 gener->KeepFullEvent();
935 // enable jet quenching
936 gener->SetJetQuenching(1);
938 gener->SetShadowing(1);
939 // neutral pion and heavy particle decays switched off
940 gener->SetDecaysOff(1);
941 // Don't track spectators
942 gener->SetSpectators(0);
943 // kinematic selection
944 gener->SetSelectAll(0);
948 AliGenPythia* PythiaJets(Float_t energy)
950 AliGenPythia *gener = new AliGenPythia(-1);
951 // Centre of mass energy
952 gener->SetEnergyCMS(5500.);
954 gener->SetProcess(kPyJets);
955 // final state kinematic cuts
956 gener->SetJetEtaRange(-0.3, 0.3);
957 gener->SetJetPhiRange(15., 105.);
958 // Structure function
959 gener->SetStrucFunc(kGRV_LO_98);
961 // Pt transfer of the hard scattering
962 gener->SetPtHard(energy, energy+0.1);
963 // Decay type (semielectronic, semimuonic, nodecay)
964 gener->SetForceDecay(kAll);
970 AliGenPythia* PythiaGamma(Float_t energy)
972 AliGenPythia *gener = new AliGenPythia(-1);
973 // Centre of mass energy
974 gener->SetEnergyCMS(5500.);
976 gener->SetProcess(kPyDirectGamma);
977 // final state kinematic cuts
978 gener->SetJetEtaRange(-0.3, 0.3);
979 gener->SetJetPhiRange(15., 105.);
980 gener->SetGammaEtaRange(-0.12, 0.12);
981 gener->SetGammaPhiRange(220., 320.);
982 // Structure function
983 gener->SetStrucFunc(kGRV_LO_98);
985 // Pt transfer of the hard scattering
986 gener->SetPtHard(energy, energy+0.1);
987 // Decay type (semielectronic, semimuonic, nodecay)
988 gener->SetForceDecay(kAll);