2 // Configuration for the Physics Data Challenge 2006
5 // One can use the configuration macro in compiled mode by
6 // root [0] gSystem->Load("libgeant321");
7 // root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
8 // -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
9 // root [0] .x grun.C(1,"Config_PDC06.C++")
11 #if !defined(__CINT__) || defined(__MAKECINT__)
12 #include <Riostream.h>
16 #include <TVirtualMC.h>
17 #include <TGeant3TGeo.h>
18 #include "EVGEN/AliGenCocktail.h"
19 #include "EVGEN/AliGenParam.h"
20 #include "EVGEN/AliGenMUONlib.h"
21 #include "STEER/AliRunLoader.h"
22 #include "STEER/AliRun.h"
23 #include "STEER/AliConfig.h"
24 #include "PYTHIA6/AliDecayerPythia.h"
25 #include "PYTHIA6/AliGenPythia.h"
26 #include "STEER/AliMagFMaps.h"
27 #include "STRUCT/AliBODY.h"
28 #include "STRUCT/AliMAG.h"
29 #include "STRUCT/AliABSOv3.h"
30 #include "STRUCT/AliDIPOv3.h"
31 #include "STRUCT/AliHALLv3.h"
32 #include "STRUCT/AliFRAMEv2.h"
33 #include "STRUCT/AliSHILv3.h"
34 #include "STRUCT/AliPIPEv3.h"
35 #include "ITS/AliITSgeom.h"
36 #include "ITS/AliITSvPPRasymmFMD.h"
37 #include "TPC/AliTPCv2.h"
38 #include "TOF/AliTOFv6T0.h"
39 #include "HMPID/AliHMPIDv2.h"
40 #include "ZDC/AliZDCv3.h"
41 #include "TRD/AliTRDv1.h"
42 #include "FMD/AliFMDv1.h"
43 #include "MUON/AliMUONv1.h"
44 #include "PHOS/AliPHOSv1.h"
45 #include "PMD/AliPMDv1.h"
46 #include "T0/AliT0v1.h"
47 #include "EMCAL/AliEMCALv2.h"
48 #include "ACORDE/AliACORDEv0.h"
49 #include "VZERO/AliVZEROv7.h"
55 //--- Heavy Flavour Production ---
56 kCharmPbPb5500, kCharmpPb8800, kCharmpp14000, kCharmpp14000wmi,
57 kD0PbPb5500, kD0pPb8800, kD0pp14000,
58 kDPlusPbPb5500, kDPluspPb8800, kDPluspp14000,
59 kBeautyPbPb5500, kBeautypPb8800, kBeautypp14000, kBeautypp14000wmi,
61 kPyMbNoHvq, kPyOmegaPlus, kPyOmegaMinus, kRunMax
64 const char * pprRunName[] = {
65 "kCharmPbPb5500", "kCharmpPb8800", "kCharmpp14000", "kCharmpp14000wmi",
66 "kD0PbPb5500", "kD0pPb8800", "kD0pp14000",
67 "kDPlusPbPb5500", "kDPluspPb8800", "kDPluspp14000",
68 "kBeautyPbPb5500", "kBeautypPb8800", "kBeautypp14000", "kBeautypp14000wmi",
69 "kPyMbNoHvq", "kPyOmegaPlus", "kPyOmegaMinus"
76 kNature, kHadr, kSemiEl, kSemiMu
78 //--- Rapidity Cut ---
81 kFull, kBarrel, kMuonArm
83 //--- Magnetic Field ---
89 //--- Trigger config ---
92 kDefaultPPTrig, kDefaultPbPbTrig
95 const char * TrigConfName[] = {
105 AliGenPythia *PythiaHVQ(PDC06Proc_t proc);
106 AliGenerator *MbCocktail();
107 AliGenerator *PyMbTriggered(Int_t pdg);
108 void ProcessEnvironmentVars();
110 // This part for configuration
111 static PDC06Proc_t proc = kPyMbNoHvq;
112 static DecayHvFl_t decHvFl = kNature;
113 static YCut_t ycut = kFull;
114 static Mag_t mag = k5kG;
115 static TrigConf_t trig = kDefaultPPTrig; // default pp trigger configuration
116 static PprGeo_t geo = kHoles;
117 //========================//
118 // Set Random Number seed //
119 //========================//
121 static UInt_t seed = dt.Get();
123 // nEvts = -1 : you get 1 QQbar pair and all the fragmentation and
125 // nEvts = N>0 : you get N charm / beauty Hadrons
127 // stars = kTRUE : all heavy resonances and their decay stored
128 // = kFALSE: only final heavy hadrons and their decays stored
129 Bool_t stars = kTRUE;
131 // To be used only with kCharmppMNRwmi and kBeautyppMNRwmi
132 // To get a "reasonable" agreement with MNR results, events have to be
133 // generated with the minimum ptHard set to 2.76 GeV.
134 // To get a "perfect" agreement with MNR results, events have to be
135 // generated in four ptHard bins with the following relative
147 Float_t ptHardMin = 2.76;
148 Float_t ptHardMax = -1.;
152 static TString comment;
158 // Get settings from environment variables
159 ProcessEnvironmentVars();
161 gRandom->SetSeed(seed);
162 cerr<<"Seed for random number generation= "<<seed<<endl;
164 // libraries required by geant321
165 #if defined(__CINT__)
166 gSystem->Load("libgeant321");
169 new TGeant3TGeo("C++ Interface to Geant3");
171 //=======================================================================
172 // Create the output file
175 AliRunLoader* rl=0x0;
177 cout<<"Config.C: Creating Run Loader ..."<<endl;
178 rl = AliRunLoader::Open("galice.root",
179 AliConfig::GetDefaultEventFolderName(),
183 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
186 rl->SetCompressionLevel(2);
187 rl->SetNumberOfEventsPerFile(1000);
188 gAlice->SetRunLoader(rl);
190 // Set the trigger configuration
191 gAlice->SetTriggerDescriptor(TrigConfName[trig]);
192 cout<<"Trigger configuration is set to "<<TrigConfName[trig]<<endl;
195 //=======================================================================
196 // ************* STEERING parameters FOR ALICE SIMULATION **************
197 // --- Specify event type to be tracked through the ALICE setup
198 // --- All positions are in cm, angles in degrees, and P and E in GeV
201 gMC->SetProcess("DCAY",1);
202 gMC->SetProcess("PAIR",1);
203 gMC->SetProcess("COMP",1);
204 gMC->SetProcess("PHOT",1);
205 gMC->SetProcess("PFIS",0);
206 gMC->SetProcess("DRAY",0);
207 gMC->SetProcess("ANNI",1);
208 gMC->SetProcess("BREM",1);
209 gMC->SetProcess("MUNU",1);
210 gMC->SetProcess("CKOV",1);
211 gMC->SetProcess("HADR",1);
212 gMC->SetProcess("LOSS",2);
213 gMC->SetProcess("MULS",1);
214 gMC->SetProcess("RAYL",1);
216 Float_t cut = 1.e-3; // 1MeV cut by default
217 Float_t tofmax = 1.e10;
219 gMC->SetCut("CUTGAM", cut);
220 gMC->SetCut("CUTELE", cut);
221 gMC->SetCut("CUTNEU", cut);
222 gMC->SetCut("CUTHAD", cut);
223 gMC->SetCut("CUTMUO", cut);
224 gMC->SetCut("BCUTE", cut);
225 gMC->SetCut("BCUTM", cut);
226 gMC->SetCut("DCUTE", cut);
227 gMC->SetCut("DCUTM", cut);
228 gMC->SetCut("PPCUTM", cut);
229 gMC->SetCut("TOFMAX", tofmax);
234 // Set External decayer //
235 //======================//
236 TVirtualMCDecayer* decayer = new AliDecayerPythia();
241 decayer->SetForceDecay(kAll);
244 decayer->SetForceDecay(kHadronicD);
247 decayer->SetForceDecay(kSemiElectronic);
250 decayer->SetForceDecay(kSemiMuonic);
254 gMC->SetExternalDecayer(decayer);
256 //=========================//
257 // Generator Configuration //
258 //=========================//
259 AliGenerator* gener = 0x0;
261 if (proc <= kBeautypp14000wmi) {
262 AliGenPythia *pythia = PythiaHVQ(proc);
264 pythia->SetFeedDownHigherFamily(kFALSE);
265 // Stack filling option
266 if(!stars) pythia->SetStackFillOpt(AliGenPythia::kParentSelection);
268 if(nEvts>0) pythia->SetCountMode(AliGenPythia::kCountParents);
274 pythia->SetForceDecay(kAll);
277 pythia->SetForceDecay(kHadronicD);
280 pythia->SetForceDecay(kSemiElectronic);
283 pythia->SetForceDecay(kSemiMuonic);
289 pythia->SetMomentumRange(0,99999999);
290 pythia->SetPhiRange(0., 360.);
291 pythia->SetThetaRange(0,180);
294 pythia->SetYRange(-999,999);
297 pythia->SetYRange(-2,2);
300 pythia->SetYRange(1,6);
304 } else if (proc == kPyMbNoHvq) {
305 gener = MbCocktail();
306 } else if (proc == kPyOmegaMinus) {
307 gener = PyMbTriggered(3334);
308 } else if (proc == kPyOmegaPlus) {
309 gener = PyMbTriggered(-3334);
316 gener->SetOrigin(0., 0., 0.); // vertex position
319 // Size of the interaction diamond
321 Float_t sigmaz = 7.55 / TMath::Sqrt(2.); // [cm]
324 Float_t betast = 10; // beta* [m]
325 Float_t eps = 3.75e-6; // emittance [m]
326 Float_t gamma = 7000. / 0.938272; // relativistic gamma [1]
327 Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
328 printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
330 gener->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
331 gener->SetCutVertexZ(3.); // Truncate at 3 sigma
332 gener->SetVertexSmear(kPerEvent);
339 comment = comment.Append(" | L3 field 0.2 T");
340 } else if (mag == k4kG) {
341 comment = comment.Append(" | L3 field 0.4 T");
342 } else if (mag == k5kG) {
343 comment = comment.Append(" | L3 field 0.5 T");
345 printf("\n \n Comment: %s \n \n", comment.Data());
347 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., mag);
348 field->SetL3ConstField(0); //Using const. field in the barrel
350 gAlice->SetField(field);
377 //=================== Alice BODY parameters =============================
378 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
383 //=================== MAG parameters ============================
384 // --- Start with Magnet since detector layouts may be depending ---
385 // --- on the selected Magnet dimensions ---
386 AliMAG *MAG = new AliMAG("MAG", "Magnet");
392 //=================== ABSO parameters ============================
393 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
398 //=================== DIPO parameters ============================
400 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
405 //=================== HALL parameters ============================
407 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
413 //=================== FRAME parameters ============================
415 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
425 //=================== SHIL parameters ============================
427 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
433 //=================== PIPE parameters ============================
435 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
440 //=================== ITS parameters ============================
442 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","New ITS PPR detailed version with asymmetric services");
447 //============================ TPC parameters =====================
448 AliTPC *TPC = new AliTPCv2("TPC", "Default");
453 //=================== TOF parameters ============================
454 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
455 // Partial geometry: modules at 2,3,4,6,7,11,12,14,15,16
456 // starting at 6h in positive direction
457 // Int_t TOFSectors[18]={-1,-1,0,0,0,-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0};
458 // Partial geometry: modules at 1,2,6,7,9,10,11,12,15,16,17
459 // (ALICE numbering convention)
460 Int_t TOFSectors[18]={-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0,-1,-1,0,0,0};
461 TOF->SetTOFSectors(TOFSectors);
467 //=================== HMPID parameters ===========================
468 AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID");
475 //=================== ZDC parameters ============================
477 AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
482 //=================== TRD parameters ============================
484 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
485 AliTRDgeometry *geoTRD = TRD->GetGeometry();
486 // Partial geometry: modules at 2,3,4,6,11,12,14,15
487 // starting at 6h in positive direction
488 geoTRD->SetSMstatus(0,0);
489 geoTRD->SetSMstatus(1,0);
490 geoTRD->SetSMstatus(5,0);
491 geoTRD->SetSMstatus(7,0);
492 geoTRD->SetSMstatus(8,0);
493 geoTRD->SetSMstatus(9,0);
494 geoTRD->SetSMstatus(10,0);
495 geoTRD->SetSMstatus(13,0);
496 geoTRD->SetSMstatus(16,0);
497 geoTRD->SetSMstatus(17,0);
502 //=================== FMD parameters ============================
503 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
508 //=================== MUON parameters ===========================
509 // New MUONv1 version (geometry defined via builders)
510 AliMUON *MUON = new AliMUONv1("MUON", "default");
512 //=================== PHOS parameters ===========================
516 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
522 //=================== PMD parameters ============================
523 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
528 //=================== T0 parameters ============================
529 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
534 //=================== EMCAL parameters ============================
535 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG");
540 //=================== ACORDE parameters ============================
541 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
546 //=================== VZERO parameters ============================
547 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
553 AliGenPythia *PythiaHVQ(PDC06Proc_t proc) {
554 //*******************************************************************//
555 // Configuration file for charm / beauty generation with PYTHIA //
557 // The parameters have been tuned in order to reproduce the inclusive//
558 // heavy quark pt distribution given by the NLO pQCD calculation by //
559 // Mangano, Nason and Ridolfi. //
561 // For details and for the NORMALIZATION of the yields see: //
562 // N.Carrer and A.Dainese, //
563 // "Charm and beauty production at the LHC", //
564 // ALICE-INT-2003-019, [arXiv:hep-ph/0311225]; //
565 // PPR Chapter 6.6, CERN/LHCC 2005-030 (2005). //
566 //*******************************************************************//
567 AliGenPythia * gener = 0x0;
571 comment = comment.Append(" Charm in Pb-Pb at 5.5 TeV");
572 gener = new AliGenPythia(nEvts);
573 gener->SetProcess(kPyCharmPbPbMNR);
574 gener->SetStrucFunc(kCTEQ4L);
575 gener->SetPtHard(2.1,-1.0);
576 gener->SetEnergyCMS(5500.);
577 gener->SetNuclei(208,208);
580 comment = comment.Append(" Charm in p-Pb at 8.8 TeV");
581 gener = new AliGenPythia(nEvts);
582 gener->SetProcess(kPyCharmpPbMNR);
583 gener->SetStrucFunc(kCTEQ4L);
584 gener->SetPtHard(2.1,-1.0);
585 gener->SetEnergyCMS(8800.);
586 gener->SetProjectile("P",1,1);
587 gener->SetTarget("Pb",208,82);
590 comment = comment.Append(" Charm in pp at 14 TeV");
591 gener = new AliGenPythia(nEvts);
592 gener->SetProcess(kPyCharmppMNR);
593 gener->SetStrucFunc(kCTEQ4L);
594 gener->SetPtHard(2.1,-1.0);
595 gener->SetEnergyCMS(14000.);
597 case kCharmpp14000wmi:
598 comment = comment.Append(" Charm in pp at 14 TeV with mult. interactions");
599 gener = new AliGenPythia(-1);
600 gener->SetProcess(kPyCharmppMNRwmi);
601 gener->SetStrucFunc(kCTEQ5L);
602 gener->SetPtHard(ptHardMin,ptHardMax);
603 gener->SetEnergyCMS(14000.);
606 comment = comment.Append(" D0 in Pb-Pb at 5.5 TeV");
607 gener = new AliGenPythia(nEvts);
608 gener->SetProcess(kPyD0PbPbMNR);
609 gener->SetStrucFunc(kCTEQ4L);
610 gener->SetPtHard(2.1,-1.0);
611 gener->SetEnergyCMS(5500.);
612 gener->SetNuclei(208,208);
615 comment = comment.Append(" D0 in p-Pb at 8.8 TeV");
616 gener = new AliGenPythia(nEvts);
617 gener->SetProcess(kPyD0pPbMNR);
618 gener->SetStrucFunc(kCTEQ4L);
619 gener->SetPtHard(2.1,-1.0);
620 gener->SetEnergyCMS(8800.);
621 gener->SetProjectile("P",1,1);
622 gener->SetTarget("Pb",208,82);
625 comment = comment.Append(" D0 in pp at 14 TeV");
626 gener = new AliGenPythia(nEvts);
627 gener->SetProcess(kPyD0ppMNR);
628 gener->SetStrucFunc(kCTEQ4L);
629 gener->SetPtHard(2.1,-1.0);
630 gener->SetEnergyCMS(14000.);
633 comment = comment.Append(" DPlus in Pb-Pb at 5.5 TeV");
634 gener = new AliGenPythia(nEvts);
635 gener->SetProcess(kPyDPlusPbPbMNR);
636 gener->SetStrucFunc(kCTEQ4L);
637 gener->SetPtHard(2.1,-1.0);
638 gener->SetEnergyCMS(5500.);
639 gener->SetNuclei(208,208);
642 comment = comment.Append(" DPlus in p-Pb at 8.8 TeV");
643 gener = new AliGenPythia(nEvts);
644 gener->SetProcess(kPyDPluspPbMNR);
645 gener->SetStrucFunc(kCTEQ4L);
646 gener->SetPtHard(2.1,-1.0);
647 gener->SetEnergyCMS(8800.);
648 gener->SetProjectile("P",1,1);
649 gener->SetTarget("Pb",208,82);
652 comment = comment.Append(" DPlus in pp at 14 TeV");
653 gener = new AliGenPythia(nEvts);
654 gener->SetProcess(kPyDPlusppMNR);
655 gener->SetStrucFunc(kCTEQ4L);
656 gener->SetPtHard(2.1,-1.0);
657 gener->SetEnergyCMS(14000.);
659 case kBeautyPbPb5500:
660 comment = comment.Append(" Beauty in Pb-Pb at 5.5 TeV");
661 gener = new AliGenPythia(nEvts);
662 gener->SetProcess(kPyBeautyPbPbMNR);
663 gener->SetStrucFunc(kCTEQ4L);
664 gener->SetPtHard(2.75,-1.0);
665 gener->SetEnergyCMS(5500.);
666 gener->SetNuclei(208,208);
669 comment = comment.Append(" Beauty in p-Pb at 8.8 TeV");
670 gener = new AliGenPythia(nEvts);
671 gener->SetProcess(kPyBeautypPbMNR);
672 gener->SetStrucFunc(kCTEQ4L);
673 gener->SetPtHard(2.75,-1.0);
674 gener->SetEnergyCMS(8800.);
675 gener->SetProjectile("P",1,1);
676 gener->SetTarget("Pb",208,82);
679 comment = comment.Append(" Beauty in pp at 14 TeV");
680 gener = new AliGenPythia(nEvts);
681 gener->SetProcess(kPyBeautyppMNR);
682 gener->SetStrucFunc(kCTEQ4L);
683 gener->SetPtHard(2.75,-1.0);
684 gener->SetEnergyCMS(14000.);
686 case kBeautypp14000wmi:
687 comment = comment.Append(" Beauty in pp at 14 TeV with mult. interactions");
688 gener = new AliGenPythia(-1);
689 gener->SetProcess(kPyBeautyppMNRwmi);
690 gener->SetStrucFunc(kCTEQ5L);
691 gener->SetPtHard(ptHardMin,ptHardMax);
692 gener->SetEnergyCMS(14000.);
699 AliGenerator* MbCocktail()
701 comment = comment.Append(" pp at 14 TeV: Pythia low-pt, no heavy quarks + J/Psi from parameterisation");
702 AliGenCocktail * gener = new AliGenCocktail();
703 gener->UsePerEventRates();
707 AliGenPythia* pythia = new AliGenPythia(-1);
708 pythia->SetMomentumRange(0, 999999.);
709 pythia->SetThetaRange(0., 180.);
710 pythia->SetYRange(-12.,12.);
711 pythia->SetPtRange(0,1000.);
712 pythia->SetProcess(kPyMb);
713 pythia->SetEnergyCMS(14000.);
714 pythia->SwitchHFOff();
717 // J/Psi parameterisation
719 AliGenParam* jpsi = new AliGenParam(1, AliGenMUONlib::kJpsi, "CDF scaled", "Jpsi");
720 jpsi->SetPtRange(0.,100.);
721 jpsi->SetYRange(-8., 8.);
722 jpsi->SetPhiRange(0., 360.);
723 jpsi->SetForceDecay(kAll);
726 gener->AddGenerator(jpsi, "J/Psi", 8.e-4);
727 gener->AddGenerator(pythia, "Pythia", 1.);
733 AliGenerator* PyMbTriggered(Int_t pdg)
735 AliGenPythia* pythia = new AliGenPythia(-1);
736 pythia->SetMomentumRange(0, 999999.);
737 pythia->SetThetaRange(0., 180.);
738 pythia->SetYRange(-12.,12.);
739 pythia->SetPtRange(0,1000.);
740 pythia->SetProcess(kPyMb);
741 pythia->SetEnergyCMS(14000.);
742 pythia->SetTriggerParticle(pdg, 0.9);
746 void ProcessEnvironmentVars()
749 if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
750 for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
751 if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
752 proc = (PDC06Proc_t)iRun;
753 cout<<"Run type set to "<<pprRunName[iRun]<<endl;
758 // Random Number seed
759 if (gSystem->Getenv("CONFIG_SEED")) {
760 seed = atoi(gSystem->Getenv("CONFIG_SEED"));