Fix for improper corrections from revision 30849
[u/mrichter/AliRoot.git] / test / pileup / Config.C
CommitLineData
8498bdf5 1//
2// Configuration for the first physics production 2008
3//
4
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.C++")
10
11#if !defined(__CINT__) || defined(__MAKECINT__)
12#include <Riostream.h>
13#include <TRandom.h>
14#include <TDatime.h>
15#include <TSystem.h>
16#include <TVirtualMC.h>
17#include <TGeant3TGeo.h>
18#include "STEER/AliRunLoader.h"
19#include "STEER/AliRun.h"
20#include "STEER/AliConfig.h"
21#include "PYTHIA6/AliDecayerPythia.h"
22#include "PYTHIA6/AliGenPythia.h"
23#include "TDPMjet/AliGenDPMjet.h"
f7a1cc68 24#include "STEER/AliMagF.h"
8498bdf5 25#include "STRUCT/AliBODY.h"
26#include "STRUCT/AliMAG.h"
27#include "STRUCT/AliABSOv3.h"
28#include "STRUCT/AliDIPOv3.h"
29#include "STRUCT/AliHALLv3.h"
30#include "STRUCT/AliFRAMEv2.h"
31#include "STRUCT/AliSHILv3.h"
32#include "STRUCT/AliPIPEv3.h"
33#include "ITS/AliITSv11Hybrid.h"
34#include "TPC/AliTPCv2.h"
35#include "TOF/AliTOFv6T0.h"
36#include "HMPID/AliHMPIDv3.h"
37#include "ZDC/AliZDCv3.h"
38#include "TRD/AliTRDv1.h"
39#include "TRD/AliTRDgeometry.h"
40#include "FMD/AliFMDv1.h"
41#include "MUON/AliMUONv1.h"
42#include "PHOS/AliPHOSv1.h"
43#include "PHOS/AliPHOSSimParam.h"
44#include "PMD/AliPMDv1.h"
45#include "T0/AliT0v1.h"
46#include "EMCAL/AliEMCALv2.h"
47#include "ACORDE/AliACORDEv1.h"
48#include "VZERO/AliVZEROv7.h"
49#endif
50
51
52enum PDC06Proc_t
53{
54 kPythia6, kPhojet, kRunMax
55};
56
57const char * pprRunName[] = {
58 "kPythia6", "kPhojet"
59};
60
573540a1 61enum Mag_t
62{
63 kNoField, k5kG, kFieldMax
64};
65
8498bdf5 66const char * pprField[] = {
67 "kNoField", "k5kG"
68};
69
70//--- Functions ---
71class AliGenPythia;
72AliGenerator *MbPythia();
73AliGenerator *MbPhojet();
74void ProcessEnvironmentVars();
75
76// Geterator, field, beam energy
77static PDC06Proc_t proc = kPhojet;
573540a1 78static Mag_t mag = k5kG;
8498bdf5 79static Float_t energy = 10000; // energy in CMS
80//========================//
81// Set Random Number seed //
82//========================//
83TDatime dt;
84static UInt_t seed = dt.Get();
85
86// Comment line
87static TString comment;
88
89void Config()
90{
91
92
93 // Get settings from environment variables
94 ProcessEnvironmentVars();
95
96 gRandom->SetSeed(seed);
97 cerr<<"Seed for random number generation= "<<seed<<endl;
98
99 // Libraries required by geant321
100#if defined(__CINT__)
101 gSystem->Load("liblhapdf"); // Parton density functions
102 gSystem->Load("libEGPythia6"); // TGenerator interface
103 gSystem->Load("libpythia6"); // Pythia
104 gSystem->Load("libAliPythia6"); // ALICE specific implementations
105 gSystem->Load("libgeant321");
106#endif
107
108 new TGeant3TGeo("C++ Interface to Geant3");
109
110 //=======================================================================
111 // Create the output file
112
113
114 AliRunLoader* rl=0x0;
115
116 cout<<"Config.C: Creating Run Loader ..."<<endl;
117 rl = AliRunLoader::Open("galice.root",
118 AliConfig::GetDefaultEventFolderName(),
119 "recreate");
120 if (rl == 0x0)
121 {
122 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
123 return;
124 }
125 rl->SetCompressionLevel(2);
126 rl->SetNumberOfEventsPerFile(1000);
127 gAlice->SetRunLoader(rl);
128 // gAlice->SetGeometryFromFile("geometry.root");
129 // gAlice->SetGeometryFromCDB();
130
131 // Set the trigger configuration: proton-proton
132 gAlice->SetTriggerDescriptor("p-p");
133
134 //
135 //=======================================================================
136 // ************* STEERING parameters FOR ALICE SIMULATION **************
137 // --- Specify event type to be tracked through the ALICE setup
138 // --- All positions are in cm, angles in degrees, and P and E in GeV
139
140
141 gMC->SetProcess("DCAY",1);
142 gMC->SetProcess("PAIR",1);
143 gMC->SetProcess("COMP",1);
144 gMC->SetProcess("PHOT",1);
145 gMC->SetProcess("PFIS",0);
146 gMC->SetProcess("DRAY",0);
147 gMC->SetProcess("ANNI",1);
148 gMC->SetProcess("BREM",1);
149 gMC->SetProcess("MUNU",1);
150 gMC->SetProcess("CKOV",1);
151 gMC->SetProcess("HADR",1);
152 gMC->SetProcess("LOSS",2);
153 gMC->SetProcess("MULS",1);
154 gMC->SetProcess("RAYL",1);
155
156 Float_t cut = 1.e-3; // 1MeV cut by default
157 Float_t tofmax = 1.e10;
158
159 gMC->SetCut("CUTGAM", cut);
160 gMC->SetCut("CUTELE", cut);
161 gMC->SetCut("CUTNEU", cut);
162 gMC->SetCut("CUTHAD", cut);
163 gMC->SetCut("CUTMUO", cut);
164 gMC->SetCut("BCUTE", cut);
165 gMC->SetCut("BCUTM", cut);
166 gMC->SetCut("DCUTE", cut);
167 gMC->SetCut("DCUTM", cut);
168 gMC->SetCut("PPCUTM", cut);
169 gMC->SetCut("TOFMAX", tofmax);
170
171
172
173
174 //======================//
175 // Set External decayer //
176 //======================//
177 TVirtualMCDecayer* decayer = new AliDecayerPythia();
178 decayer->SetForceDecay(kAll);
179 decayer->Init();
180 gMC->SetExternalDecayer(decayer);
181
182 //=========================//
183 // Generator Configuration //
184 //=========================//
185 // Create pileup generator
186 AliGenPileup *pileup = new AliGenPileup();
187
188 AliGenerator* gener = 0x0;
189
190 if (proc == kPythia6) {
191 gener = MbPythia();
192 } else if (proc == kPhojet) {
193 gener = MbPhojet();
194 }
195
196 // Set the pileup interaction generator
197 // The second argument is the pileup rate
198 // in terms of event rate per bunch crossing
199 pileup->SetGenerator(gener,0.01);
200 // Set the beam time structure
201 // Details on the syntax in STEER/AliTriggerBCMask
202 pileup->SetBCMask("72(1H1L)3420L");
203 // Examples of the pileup rate and beam structure settings
204 // Most of the information is taken from the LHC commissionning page
205 // rate from 0.01 (at 900GeV) to 0.76 (at 14TeV)
206 // 1 bunch/orbit - bc-mask = "1H3563L"
207 // 43 bunches/orbit - bc-mask = "43(1H80L)81L"
208 // 72 bunches/orbit - bc-mask = "72(1H1L)3420L" (50ns mode)
209 // Please note that most of these setting should be cross-checked because
210 // for example the 43 bunches mode is taken at CMS IP and not the ALICE one.
211
212 // Generate the trigger interaction
213 pileup->GenerateTrigInteraction(kTRUE);
214
215 // PRIMARY VERTEX
216 //
217 pileup->SetOrigin(0., 0., 0.); // vertex position
218 //
219 //
220 // Size of the interaction diamond
221 // Longitudinal
222 Float_t sigmaz = 5.4 / TMath::Sqrt(2.); // [cm]
223 if (energy == 900)
224 sigmaz = 10.5 / TMath::Sqrt(2.); // [cm]
225 //
226 // Transverse
227 Float_t betast = 10; // beta* [m]
228 Float_t eps = 3.75e-6; // emittance [m]
229 Float_t gamma = energy / 2.0 / 0.938272; // relativistic gamma [1]
230 Float_t sigmaxy = TMath::Sqrt(eps * betast / gamma) / TMath::Sqrt(2.) * 100.; // [cm]
231 printf("\n \n Diamond size x-y: %10.3e z: %10.3e\n \n", sigmaxy, sigmaz);
232
233 pileup->SetSigma(sigmaxy, sigmaxy, sigmaz); // Sigma in (X,Y,Z) (cm) on IP position
234 pileup->SetCutVertexZ(3.); // Truncate at 3 sigma
235 pileup->SetVertexSmear(kPerEvent);
236
237 pileup->Init();
238
239 // FIELD
240 //
f7a1cc68 241 AliMagF* field = 0x0;
8498bdf5 242 if (mag == kNoField) {
243 comment = comment.Append(" | L3 field 0.0 T");
f7a1cc68 244 field = new AliMagF("Maps","Maps", 2, 0., 0., 10., AliMagF::k2kG);
573540a1 245 } else if (mag == k5kG) {
8498bdf5 246 comment = comment.Append(" | L3 field 0.5 T");
f7a1cc68 247 field = new AliMagF("Maps","Maps", 2, 1., 1., 10., AliMagF::k5kG);
8498bdf5 248 }
249 printf("\n \n Comment: %s \n \n", comment.Data());
f7a1cc68 250 TGeoGlobalMagField::Instance()->SetField(field);
8498bdf5 251
252 rl->CdGAFile();
8498bdf5 253
254 Int_t iABSO = 1;
255 Int_t iACORDE= 0;
256 Int_t iDIPO = 1;
257 Int_t iEMCAL = 0;
258 Int_t iFMD = 1;
259 Int_t iFRAME = 1;
260 Int_t iHALL = 1;
261 Int_t iITS = 1;
262 Int_t iMAG = 1;
263 Int_t iMUON = 1;
264 Int_t iPHOS = 1;
265 Int_t iPIPE = 1;
266 Int_t iPMD = 0;
267 Int_t iHMPID = 1;
268 Int_t iSHIL = 1;
269 Int_t iT0 = 1;
270 Int_t iTOF = 1;
271 Int_t iTPC = 1;
272 Int_t iTRD = 1;
273 Int_t iVZERO = 1;
274 Int_t iZDC = 1;
275
276
277 //=================== Alice BODY parameters =============================
278 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
279
280
281 if (iMAG)
282 {
283 //=================== MAG parameters ============================
284 // --- Start with Magnet since detector layouts may be depending ---
285 // --- on the selected Magnet dimensions ---
286 AliMAG *MAG = new AliMAG("MAG", "Magnet");
287 }
288
289
290 if (iABSO)
291 {
292 //=================== ABSO parameters ============================
293 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
294 }
295
296 if (iDIPO)
297 {
298 //=================== DIPO parameters ============================
299
300 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
301 }
302
303 if (iHALL)
304 {
305 //=================== HALL parameters ============================
306
307 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
308 }
309
310
311 if (iFRAME)
312 {
313 //=================== FRAME parameters ============================
314
315 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
316 FRAME->SetHoles(1);
317 }
318
319 if (iSHIL)
320 {
321 //=================== SHIL parameters ============================
322
323 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
324 }
325
326
327 if (iPIPE)
328 {
329 //=================== PIPE parameters ============================
330
331 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
332 }
333
334 if (iITS)
335 {
336 //=================== ITS parameters ============================
337
338 AliITS *ITS = new AliITSv11Hybrid("ITS","ITS v11Hybrid");
339 }
340
341 if (iTPC)
342 {
343 //============================ TPC parameters =====================
344
345 AliTPC *TPC = new AliTPCv2("TPC", "Default");
346 }
347
348
349 if (iTOF) {
350 //=================== TOF parameters ============================
351
352 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
353 }
354
355
356 if (iHMPID)
357 {
358 //=================== HMPID parameters ===========================
359
360 AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
361
362 }
363
364
365 if (iZDC)
366 {
367 //=================== ZDC parameters ============================
368
369 AliZDC *ZDC = new AliZDCv3("ZDC", "normal ZDC");
370 }
371
372 if (iTRD)
373 {
374 //=================== TRD parameters ============================
375
376 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
377 AliTRDgeometry *geoTRD = TRD->GetGeometry();
378 // Partial geometry: modules at 0,8,9,17
379 // starting at 3h in positive direction
380 geoTRD->SetSMstatus(1,0);
381 geoTRD->SetSMstatus(2,0);
382 geoTRD->SetSMstatus(3,0);
383 geoTRD->SetSMstatus(4,0);
384 geoTRD->SetSMstatus(5,0);
385 geoTRD->SetSMstatus(6,0);
386 geoTRD->SetSMstatus(7,0);
387 geoTRD->SetSMstatus(10,0);
388 geoTRD->SetSMstatus(11,0);
389 geoTRD->SetSMstatus(12,0);
390 geoTRD->SetSMstatus(13,0);
391 geoTRD->SetSMstatus(14,0);
392 geoTRD->SetSMstatus(15,0);
393 geoTRD->SetSMstatus(16,0);
394 }
395
396 if (iFMD)
397 {
398 //=================== FMD parameters ============================
399
400 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
401 }
402
403 if (iMUON)
404 {
405 //=================== MUON parameters ===========================
406 // New MUONv1 version (geometry defined via builders)
407
408 AliMUON *MUON = new AliMUONv1("MUON", "default");
409 }
410
411 if (iPHOS)
412 {
413 //=================== PHOS parameters ===========================
414
415 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
416 //Set simulation parameters different from the default ones.
417 AliPHOSSimParam* simEmc = AliPHOSSimParam::GetInstance() ;
418
419 // APD noise of warm (+20C) PHOS:
420 // a2 = a1*(Y1/Y2)*(M1/M2), where a1 = 0.012 is APD noise at -25C,
421 // Y1 = 4.3 photo-electrons/MeV, Y2 = 1.7 p.e/MeV - light yields at -25C and +20C,
422 // M1 = 50, M2 = 50 - APD gain factors chosen for t1 = -25C and t2 = +20C,
423 // Y = MeanLightYield*APDEfficiency.
424
425 Float_t apdNoise = 0.012*2.5;
426 simEmc->SetAPDNoise(apdNoise);
427
428 //Raw Light Yield at +20C
429 simEmc->SetMeanLightYield(18800);
430
431 //ADC channel width at +18C.
432 simEmc->SetADCchannelW(0.0125);
433 }
434
435
436 if (iPMD)
437 {
438 //=================== PMD parameters ============================
439
440 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
441 }
442
443 if (iT0)
444 {
445 //=================== T0 parameters ============================
446 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
447 }
448
449 if (iEMCAL)
450 {
451 //=================== EMCAL parameters ============================
452
453 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
454 }
455
456 if (iACORDE)
457 {
458 //=================== ACORDE parameters ============================
459
460 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
461 }
462
463 if (iVZERO)
464 {
465 //=================== ACORDE parameters ============================
466
467 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
468 }
469}
470//
471// PYTHIA
472//
473
474AliGenerator* MbPythia()
475{
476 comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
477//
478// Pythia
479 AliGenPythia* pythia = new AliGenPythia(-1);
480 pythia->SetMomentumRange(0, 999999.);
481 pythia->SetThetaRange(0., 180.);
482 pythia->SetYRange(-12.,12.);
483 pythia->SetPtRange(0,1000.);
484 pythia->SetProcess(kPyMb);
485 pythia->SetEnergyCMS(energy);
486
487 return pythia;
488}
489
490AliGenerator* MbPhojet()
491{
492 comment = comment.Append(" pp at 14 TeV: Pythia low-pt");
493//
494// DPMJET
495#if defined(__CINT__)
496 gSystem->Load("libdpmjet"); // Parton density functions
497 gSystem->Load("libTDPMjet"); // Parton density functions
498#endif
499 AliGenDPMjet* dpmjet = new AliGenDPMjet(-1);
500 dpmjet->SetMomentumRange(0, 999999.);
501 dpmjet->SetThetaRange(0., 180.);
502 dpmjet->SetYRange(-12.,12.);
503 dpmjet->SetPtRange(0,1000.);
504 dpmjet->SetProcess(kDpmMb);
505 dpmjet->SetEnergyCMS(energy);
506
507 return dpmjet;
508}
509
510void ProcessEnvironmentVars()
511{
512 // Run type
513 if (gSystem->Getenv("CONFIG_RUN_TYPE")) {
514 for (Int_t iRun = 0; iRun < kRunMax; iRun++) {
515 if (strcmp(gSystem->Getenv("CONFIG_RUN_TYPE"), pprRunName[iRun])==0) {
516 proc = (PDC06Proc_t)iRun;
517 cout<<"Run type set to "<<pprRunName[iRun]<<endl;
518 }
519 }
520 }
521
522 // Field
523 if (gSystem->Getenv("CONFIG_FIELD")) {
524 for (Int_t iField = 0; iField < kFieldMax; iField++) {
525 if (strcmp(gSystem->Getenv("CONFIG_FIELD"), pprField[iField])==0) {
526 mag = (Mag_t)iField;
527 cout<<"Field set to "<<pprField[iField]<<endl;
528 }
529 }
530 }
531
532 // Energy
533 if (gSystem->Getenv("CONFIG_ENERGY")) {
534 energy = atoi(gSystem->Getenv("CONFIG_ENERGY"));
535 cout<<"Energy set to "<<energy<<" GeV"<<endl;
536 }
537
538 // Random Number seed
539 if (gSystem->Getenv("CONFIG_SEED")) {
540 seed = atoi(gSystem->Getenv("CONFIG_SEED"));
541 }
542}