1 #if !defined(__CINT__) || defined(__MAKECINT__)
5 #include <TVirtualMC.h>
7 #include "STEER/AliRunLoader.h"
8 #include "STEER/AliRun.h"
9 #include "STEER/AliConfig.h"
10 #include "STEER/AliGenerator.h"
11 #include "PYTHIA6/AliDecayerPythia.h"
12 #include "EVGEN/AliGenHIJINGpara.h"
13 #include "THijing/AliGenHijing.h"
14 #include "EVGEN/AliGenCocktail.h"
15 #include "EVGEN/AliGenSlowNucleons.h"
16 #include "EVGEN/AliSlowNucleonModelExp.h"
17 #include "PYTHIA6/AliGenPythia.h"
18 #include "STEER/AliMagFMaps.h"
19 #include "STRUCT/AliBODY.h"
20 #include "STRUCT/AliMAG.h"
21 #include "STRUCT/AliABSOv0.h"
22 #include "STRUCT/AliDIPOv2.h"
23 #include "STRUCT/AliHALL.h"
24 #include "STRUCT/AliFRAMEv2.h"
25 #include "STRUCT/AliSHILv2.h"
26 #include "STRUCT/AliPIPEv0.h"
27 #include "ITS/AliITSvPPRasymmFMD.h"
28 #include "TPC/AliTPCv2.h"
29 #include "TOF/AliTOFv4T0.h"
30 #include "HMPID/AliHMPIDv1.h"
31 #include "ZDC/AliZDCv2.h"
32 #include "TRD/AliTRDv1.h"
33 #include "FMD/AliFMDv1.h"
34 #include "MUON/AliMUONv1.h"
35 #include "PHOS/AliPHOSv1.h"
36 #include "PMD/AliPMDv1.h"
37 #include "T0/AliT0v1.h"
38 #include "EMCAL/AliEMCALv1.h"
39 #include "ACORDE/AliACORDEv0.h"
40 #include "VZERO/AliVZEROv3.h"
46 kParam_8000, kParam_4000, kParam_2000,
47 kHijing_cent1, kHijing_cent2,
48 kHijing_per1, kHijing_per2, kHijing_per3, kHijing_per4, kHijing_per5,
49 kHijing_jj25, kHijing_jj50, kHijing_jj75, kHijing_jj100, kHijing_jj200,
50 kHijing_gj25, kHijing_gj50, kHijing_gj75, kHijing_gj100, kHijing_gj200,
51 kHijing_pA, kPythia6, kPythia6Jets, kD0PbPb5500
61 kGluonRadiation, kNoGluonRadiation
70 // This part for configuration
71 static PprRun_t srun = test50;
72 //static PprRun_t srun = kPythia6;
73 static PprGeo_t sgeo = kNoHoles;
74 static PprRad_t srad = kGluonRadiation;
75 static PprMag_t smag = k5kG;
78 static TString comment;
81 Float_t EtaToTheta(Float_t arg);
82 AliGenerator* GeneratorFactory(PprRun_t srun);
83 AliGenHijing* HijingStandard();
87 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
88 // Theta range given through pseudorapidity limits 22/6/2001
90 // Set Random Number seed
91 gRandom->SetSeed(12345); //Set 0 to use the current time
92 cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
95 // libraries required by geant321
97 gSystem->Load("libgeant321");
100 new TGeant3("C++ Interface to Geant3");
102 AliRunLoader* rl=0x0;
104 cout<<"Config.C: Creating Run Loader ..."<<endl;
105 rl = AliRunLoader::Open("galice.root",
106 AliConfig::GetDefaultEventFolderName(),
110 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
113 rl->SetCompressionLevel(2);
114 rl->SetNumberOfEventsPerFile(3);
115 gAlice->SetRunLoader(rl);
118 // Set External decayer
119 AliDecayer *decayer = new AliDecayerPythia();
121 decayer->SetForceDecay(kAll);
123 gMC->SetExternalDecayer(decayer);
126 //=======================================================================
128 //=======================================================================
129 // ************* STEERING parameters FOR ALICE SIMULATION **************
130 // --- Specify event type to be tracked through the ALICE setup
131 // --- All positions are in cm, angles in degrees, and P and E in GeV
133 gMC->SetProcess("DCAY",1);
134 gMC->SetProcess("PAIR",1);
135 gMC->SetProcess("COMP",1);
136 gMC->SetProcess("PHOT",1);
137 gMC->SetProcess("PFIS",0);
138 gMC->SetProcess("DRAY",0);
139 gMC->SetProcess("ANNI",1);
140 gMC->SetProcess("BREM",1);
141 gMC->SetProcess("MUNU",1);
142 gMC->SetProcess("CKOV",1);
143 gMC->SetProcess("HADR",1);
144 gMC->SetProcess("LOSS",2);
145 gMC->SetProcess("MULS",1);
146 gMC->SetProcess("RAYL",1);
148 Float_t cut = 1.e-3; // 1MeV cut by default
149 Float_t tofmax = 1.e10;
151 gMC->SetCut("CUTGAM", cut);
152 gMC->SetCut("CUTELE", cut);
153 gMC->SetCut("CUTNEU", cut);
154 gMC->SetCut("CUTHAD", cut);
155 gMC->SetCut("CUTMUO", cut);
156 gMC->SetCut("BCUTE", cut);
157 gMC->SetCut("BCUTM", cut);
158 gMC->SetCut("DCUTE", cut);
159 gMC->SetCut("DCUTM", cut);
160 gMC->SetCut("PPCUTM", cut);
161 gMC->SetCut("TOFMAX", tofmax);
164 // Generator Configuration
166 AliGenerator* gener = GeneratorFactory(srun);
167 gener->SetOrigin(0, 0, 0); // vertex position
168 gener->SetSigma(0, 0, 5.3); // Sigma in (X,Y,Z) (cm) on IP position
169 gener->SetCutVertexZ(1.); // Truncate at 1 sigma
170 gener->SetVertexSmear(kPerEvent);
171 gener->SetTrackingFlag(1);
175 comment = comment.Append(" | L3 field 0.2 T");
176 } else if (smag == k4kG) {
177 comment = comment.Append(" | L3 field 0.4 T");
178 } else if (smag == k5kG) {
179 comment = comment.Append(" | L3 field 0.5 T");
183 if (srad == kGluonRadiation)
185 comment = comment.Append(" | Gluon Radiation On");
188 comment = comment.Append(" | Gluon Radiation Off");
193 comment = comment.Append(" | Holes for PHOS/HMPID");
196 comment = comment.Append(" | No holes for PHOS/HMPID");
199 printf("\n \n Comment: %s \n \n", comment.Data());
203 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., smag);
204 field->SetL3ConstField(0); //Using const. field in the barrel
206 gAlice->SetField(field);
230 //=================== Alice BODY parameters =============================
231 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
236 //=================== MAG parameters ============================
237 // --- Start with Magnet since detector layouts may be depending ---
238 // --- on the selected Magnet dimensions ---
239 AliMAG *MAG = new AliMAG("MAG", "Magnet");
245 //=================== ABSO parameters ============================
246 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
251 //=================== DIPO parameters ============================
253 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
258 //=================== HALL parameters ============================
260 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
266 //=================== FRAME parameters ============================
268 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
269 if (sgeo == kHoles) {
278 //=================== SHIL parameters ============================
280 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
286 //=================== PIPE parameters ============================
288 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
293 //=================== ITS parameters ============================
295 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
296 // almost all other detectors. This involves the fact that the ITS geometry
297 // still has several options to be followed in parallel in order to determine
298 // the best set-up which minimizes the induced background. All the geometries
299 // available to date are described in the following. Read carefully the comments
300 // and use the default version (the only one uncommented) unless you are making
301 // comparisons and you know what you are doing. In this case just uncomment the
302 // ITS geometry you want to use and run Aliroot.
304 // Detailed geometries:
307 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
309 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
311 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version with asymmetric services");
312 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
313 ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer
314 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
315 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
316 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
317 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
318 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
319 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
320 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
322 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
323 // for reconstruction !):
326 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
327 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
328 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
330 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
331 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
332 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
336 // Geant3 <-> EUCLID conversion
337 // ============================
339 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
340 // media to two ASCII files (called by default ITSgeometry.euc and
341 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
342 // The default (=0) means that you dont want to use this facility.
349 //============================ TPC parameters ================================
350 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
351 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
352 // --- sectors are specified, any value other than that requires at least one
353 // --- sector (lower or upper)to be specified!
354 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
355 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
356 // --- SecLows - number of lower sectors specified (up to 6)
357 // --- SecUps - number of upper sectors specified (up to 12)
358 // --- Sens - sensitive strips for the Slow Simulator !!!
359 // --- This does NOT work if all S or L-sectors are specified, i.e.
360 // --- if SecAL or SecAU < 0
363 //-----------------------------------------------------------------------------
365 // gROOT->LoadMacro("SetTPCParam.C");
366 // AliTPCParam *param = SetTPCParam();
367 AliTPC *TPC = new AliTPCv2("TPC", "Default");
369 // All sectors included
377 //=================== TOF parameters ============================
378 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
384 //=================== HMPID parameters ===========================
385 AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID");
392 //=================== ZDC parameters ============================
394 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
399 //=================== TRD parameters ============================
401 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
403 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
405 if (sgeo == kHoles) {
406 // With hole in front of PHOS
408 // With hole in front of HMPID
412 AliTRDsim *TRDsim = TRD->CreateTR();
417 //=================== FMD parameters ============================
418 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
423 //=================== MUON parameters ===========================
425 AliMUON *MUON = new AliMUONv1("MUON", "default");
427 //=================== PHOS parameters ===========================
431 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
437 //=================== PMD parameters ============================
438 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
443 //=================== T0 parameters ============================
444 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
449 //=================== EMCAL parameters ============================
450 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "G56_2_55_19");
455 //=================== ACORDE parameters ============================
456 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
461 //=================== ACORDE parameters ============================
462 AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
468 Float_t EtaToTheta(Float_t arg){
469 return (180./TMath::Pi())*2.*atan(exp(-arg));
474 AliGenerator* GeneratorFactory(PprRun_t srun) {
476 if (srad == kNoGluonRadiation) isw = 0;
479 AliGenerator * gGener = 0x0;
483 comment = comment.Append(":HIJINGparam test 50 particles");
484 AliGenHIJINGpara *gener = new AliGenHIJINGpara(50);
485 gener->SetMomentumRange(0, 999999.);
486 gener->SetPhiRange(0., 360.);
487 // Set pseudorapidity range from -8 to 8.
488 Float_t thmin = EtaToTheta(1); // theta min. <---> eta max
489 Float_t thmax = EtaToTheta(-1); // theta max. <---> eta min
490 gener->SetThetaRange(thmin,thmax);
496 comment = comment.Append(":HIJINGparam N=8000");
497 AliGenHIJINGpara *gener = new AliGenHIJINGpara(86030);
498 gener->SetMomentumRange(0, 999999.);
499 gener->SetPhiRange(0., 360.);
500 // Set pseudorapidity range from -8 to 8.
501 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
502 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
503 gener->SetThetaRange(thmin,thmax);
509 comment = comment.Append("HIJINGparam N=4000");
510 AliGenHIJINGpara *gener = new AliGenHIJINGpara(43015);
511 gener->SetMomentumRange(0, 999999.);
512 gener->SetPhiRange(0., 360.);
513 // Set pseudorapidity range from -8 to 8.
514 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
515 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
516 gener->SetThetaRange(thmin,thmax);
522 comment = comment.Append("HIJINGparam N=2000");
523 AliGenHIJINGpara *gener = new AliGenHIJINGpara(21507);
524 gener->SetMomentumRange(0, 999999.);
525 gener->SetPhiRange(0., 360.);
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);
538 comment = comment.Append("HIJING cent1");
539 AliGenHijing *gener = HijingStandard();
540 // impact parameter range
541 gener->SetImpactParameterRange(0., 5.);
547 comment = comment.Append("HIJING cent2");
548 AliGenHijing *gener = HijingStandard();
549 // impact parameter range
550 gener->SetImpactParameterRange(0., 2.);
559 comment = comment.Append("HIJING per1");
560 AliGenHijing *gener = HijingStandard();
561 // impact parameter range
562 gener->SetImpactParameterRange(5., 8.6);
568 comment = comment.Append("HIJING per2");
569 AliGenHijing *gener = HijingStandard();
570 // impact parameter range
571 gener->SetImpactParameterRange(8.6, 11.2);
577 comment = comment.Append("HIJING per3");
578 AliGenHijing *gener = HijingStandard();
579 // impact parameter range
580 gener->SetImpactParameterRange(11.2, 13.2);
586 comment = comment.Append("HIJING per4");
587 AliGenHijing *gener = HijingStandard();
588 // impact parameter range
589 gener->SetImpactParameterRange(13.2, 15.);
595 comment = comment.Append("HIJING per5");
596 AliGenHijing *gener = HijingStandard();
597 // impact parameter range
598 gener->SetImpactParameterRange(15., 100.);
607 comment = comment.Append("HIJING Jet 25 GeV");
608 AliGenHijing *gener = HijingStandard();
609 // impact parameter range
610 gener->SetImpactParameterRange(0., 5.);
612 gener->SetTrigger(1);
613 gener->SetPtJet(25.);
614 gener->SetRadiation(isw);
615 gener->SetSimpleJets(!isw);
616 gener->SetJetEtaRange(-0.3,0.3);
617 gener->SetJetPhiRange(75., 165.);
624 comment = comment.Append("HIJING Jet 50 GeV");
625 AliGenHijing *gener = HijingStandard();
626 // impact parameter range
627 gener->SetImpactParameterRange(0., 5.);
629 gener->SetTrigger(1);
630 gener->SetPtJet(50.);
631 gener->SetRadiation(isw);
632 gener->SetSimpleJets(!isw);
633 gener->SetJetEtaRange(-0.3,0.3);
634 gener->SetJetPhiRange(75., 165.);
641 comment = comment.Append("HIJING Jet 75 GeV");
642 AliGenHijing *gener = HijingStandard();
643 // impact parameter range
644 gener->SetImpactParameterRange(0., 5.);
646 gener->SetTrigger(1);
647 gener->SetPtJet(75.);
648 gener->SetRadiation(isw);
649 gener->SetSimpleJets(!isw);
650 gener->SetJetEtaRange(-0.3,0.3);
651 gener->SetJetPhiRange(75., 165.);
658 comment = comment.Append("HIJING Jet 100 GeV");
659 AliGenHijing *gener = HijingStandard();
660 // impact parameter range
661 gener->SetImpactParameterRange(0., 5.);
663 gener->SetTrigger(1);
664 gener->SetPtJet(100.);
665 gener->SetRadiation(isw);
666 gener->SetSimpleJets(!isw);
667 gener->SetJetEtaRange(-0.3,0.3);
668 gener->SetJetPhiRange(75., 165.);
675 comment = comment.Append("HIJING Jet 200 GeV");
676 AliGenHijing *gener = HijingStandard();
677 // impact parameter range
678 gener->SetImpactParameterRange(0., 5.);
680 gener->SetTrigger(1);
681 gener->SetPtJet(200.);
682 gener->SetRadiation(isw);
683 gener->SetSimpleJets(!isw);
684 gener->SetJetEtaRange(-0.3,0.3);
685 gener->SetJetPhiRange(75., 165.);
694 comment = comment.Append("HIJING Gamma 25 GeV");
695 AliGenHijing *gener = HijingStandard();
696 // impact parameter range
697 gener->SetImpactParameterRange(0., 5.);
699 gener->SetTrigger(2);
700 gener->SetPtJet(25.);
701 gener->SetRadiation(isw);
702 gener->SetSimpleJets(!isw);
703 gener->SetJetEtaRange(-0.12, 0.12);
704 gener->SetJetPhiRange(220., 320.);
711 comment = comment.Append("HIJING Gamma 50 GeV");
712 AliGenHijing *gener = HijingStandard();
713 // impact parameter range
714 gener->SetImpactParameterRange(0., 5.);
716 gener->SetTrigger(2);
717 gener->SetPtJet(50.);
718 gener->SetRadiation(isw);
719 gener->SetSimpleJets(!isw);
720 gener->SetJetEtaRange(-0.12, 0.12);
721 gener->SetJetPhiRange(220., 320.);
728 comment = comment.Append("HIJING Gamma 75 GeV");
729 AliGenHijing *gener = HijingStandard();
730 // impact parameter range
731 gener->SetImpactParameterRange(0., 5.);
733 gener->SetTrigger(2);
734 gener->SetPtJet(75.);
735 gener->SetRadiation(isw);
736 gener->SetSimpleJets(!isw);
737 gener->SetJetEtaRange(-0.12, 0.12);
738 gener->SetJetPhiRange(220., 320.);
745 comment = comment.Append("HIJING Gamma 100 GeV");
746 AliGenHijing *gener = HijingStandard();
747 // impact parameter range
748 gener->SetImpactParameterRange(0., 5.);
750 gener->SetTrigger(2);
751 gener->SetPtJet(100.);
752 gener->SetRadiation(isw);
753 gener->SetSimpleJets(!isw);
754 gener->SetJetEtaRange(-0.12, 0.12);
755 gener->SetJetPhiRange(220., 320.);
762 comment = comment.Append("HIJING Gamma 200 GeV");
763 AliGenHijing *gener = HijingStandard();
764 // impact parameter range
765 gener->SetImpactParameterRange(0., 5.);
767 gener->SetTrigger(2);
768 gener->SetPtJet(200.);
769 gener->SetRadiation(isw);
770 gener->SetSimpleJets(!isw);
771 gener->SetJetEtaRange(-0.12, 0.12);
772 gener->SetJetPhiRange(220., 320.);
778 comment = comment.Append("HIJING pA");
780 AliGenCocktail *gener = new AliGenCocktail();
781 // gener->SetTrackingFlag(0);
782 gener->SetOrigin(0, 0, 0); // vertex position
783 gener->SetSigma(0, 0, 5.3); // Sigma in (X,Y,Z) (cm) on IP position
784 gener->SetCutVertexZ(1.); // Truncate at 1 sigma
785 gener->SetVertexSmear(kPerEvent);
786 AliGenHijing *hijing = new AliGenHijing(-1);
787 // centre of mass energy
788 hijing->SetEnergyCMS(TMath::Sqrt(82./208.) * 14000.);
789 // impact parameter range
790 hijing->SetImpactParameterRange(0., 15.);
792 hijing->SetReferenceFrame("CMS");
793 hijing->SetBoostLHC(1);
795 hijing->SetProjectile("P", 1, 1);
796 hijing->SetTarget ("A", 208, 82);
797 // tell hijing to keep the full parent child chain
798 hijing->KeepFullEvent();
799 // enable jet quenching
800 hijing->SetJetQuenching(0);
802 hijing->SetShadowing(1);
803 // Don't track spectators
804 hijing->SetSpectators(0);
805 // kinematic selection
806 hijing->SetSelectAll(0);
808 AliGenSlowNucleons* gray = new AliGenSlowNucleons(1);
809 AliSlowNucleonModel* model = new AliSlowNucleonModelExp();
810 gray->SetSlowNucleonModel(model);
812 gener->AddGenerator(hijing,"Hijing pPb", 1);
813 gener->AddGenerator(gray, "Gray Particles",1);
819 comment = comment.Append(":Pythia p-p @ 14 TeV");
820 AliGenPythia *gener = new AliGenPythia(-1);
821 gener->SetMomentumRange(0,999999);
822 gener->SetPhiRange(-180,180);
823 gener->SetThetaRange(0., 180.);
824 gener->SetYRange(-12,12);
825 gener->SetPtRange(0,1000);
826 gener->SetStrucFunc(kCTEQ4L);
827 gener->SetProcess(kPyMb);
828 gener->SetEnergyCMS(14000.);
834 comment = comment.Append(":Pythia jets @ 5.5 TeV");
835 AliGenPythia * gener = new AliGenPythia(-1);
836 gener->SetEnergyCMS(5500.);// Centre of mass energy
837 gener->SetProcess(kPyJets);// Process type
838 gener->SetJetEtaRange(-0.5, 0.5);// Final state kinematic cuts
839 gener->SetJetPhiRange(0., 360.);
840 gener->SetJetEtRange(10., 1000.);
841 gener->SetGluonRadiation(1,1);
842 // gener->SetPtKick(0.);
843 // Structure function
844 gener->SetStrucFunc(kCTEQ4L);
845 gener->SetPtHard(86., 104.);// Pt transfer of the hard scattering
846 gener->SetPycellParameters(2., 274, 432, 0., 4., 5., 1.0);
847 gener->SetForceDecay(kAll);// Decay type (semielectronic, etc.)
853 comment = comment.Append(" D0 in Pb-Pb at 5.5 TeV");
854 AliGenPythia * gener = new AliGenPythia(10);
855 gener->SetProcess(kPyD0PbPbMNR);
856 gener->SetStrucFunc(kCTEQ4L);
857 gener->SetPtHard(2.1,-1.0);
858 gener->SetEnergyCMS(5500.);
859 gener->SetNuclei(208,208);
867 AliGenHijing* HijingStandard()
869 AliGenHijing *gener = new AliGenHijing(-1);
870 // centre of mass energy
871 gener->SetEnergyCMS(5500.);
873 gener->SetReferenceFrame("CMS");
875 gener->SetProjectile("A", 208, 82);
876 gener->SetTarget ("A", 208, 82);
877 // tell hijing to keep the full parent child chain
878 gener->KeepFullEvent();
879 // enable jet quenching
880 gener->SetJetQuenching(4);
882 gener->SetShadowing(1);
883 // neutral pion and heavy particle decays switched off
884 gener->SetDecaysOff(1);
885 // Don't track spectators
886 gener->SetSpectators(0);
887 // kinematic selection
888 gener->SetSelectAll(0);