Reintroduce the sqrt for the track length as indicated by S. Arcelli
[u/mrichter/AliRoot.git] / test / gun / Config.C
CommitLineData
3928b038 1// One can use the configuration macro in compiled mode by
2// root [0] gSystem->Load("libgeant321");
3// root [0] gSystem->SetIncludePath("-I$ROOTSYS/include -I$ALICE_ROOT/include\
4// -I$ALICE_ROOT -I$ALICE/geant3/TGeant3");
5// root [0] .x grun.C(1,"Config.C++")
6
7#if !defined(__CINT__) || defined(__MAKECINT__)
8#include <Riostream.h>
9#include <TRandom.h>
10#include <TSystem.h>
11#include <TVirtualMC.h>
12#include <TGeant3TGeo.h>
13#include "STEER/AliRunLoader.h"
14#include "STEER/AliRun.h"
15#include "STEER/AliConfig.h"
16#include "PYTHIA6/AliDecayerPythia.h"
17#include "EVGEN/AliGenCocktail.h"
18#include "EVGEN/AliGenHIJINGpara.h"
19#include "EVGEN/AliGenFixed.h"
20#include "EVGEN/AliGenBox.h"
21#include "STEER/AliMagFMaps.h"
22#include "STRUCT/AliBODY.h"
23#include "STRUCT/AliMAG.h"
96fb3353 24#include "STRUCT/AliABSOv3.h"
25#include "STRUCT/AliDIPOv3.h"
26#include "STRUCT/AliHALLv3.h"
3928b038 27#include "STRUCT/AliFRAMEv2.h"
96fb3353 28#include "STRUCT/AliSHILv3.h"
29#include "STRUCT/AliPIPEv3.h"
3928b038 30#include "ITS/AliITSvPPRasymmFMD.h"
31#include "TPC/AliTPCv2.h"
0d7ef405 32#include "TOF/AliTOFv6T0.h"
55eb2b56 33#include "HMPID/AliHMPIDv2.h"
3928b038 34#include "ZDC/AliZDCv2.h"
35#include "TRD/AliTRDv1.h"
36#include "TRD/AliTRDgeometry.h"
37#include "FMD/AliFMDv1.h"
38#include "MUON/AliMUONv1.h"
39#include "PHOS/AliPHOSv1.h"
40#include "PMD/AliPMDv1.h"
41#include "T0/AliT0v1.h"
42#include "EMCAL/AliEMCALv2.h"
43#include "ACORDE/AliACORDEv0.h"
44#include "VZERO/AliVZEROv7.h"
45#endif
46
47enum PprTrigConf_t
48{
49 kDefaultPPTrig, kDefaultPbPbTrig
50};
51
52const char * pprTrigConfName[] = {
53 "p-p","Pb-Pb"
54};
55
56Float_t EtaToTheta(Float_t arg);
57
58static PprTrigConf_t strig = kDefaultPPTrig;// default PP trigger configuration
59
60void Config()
61{
62 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
63 // Theta range given through pseudorapidity limits 22/6/2001
64
65 // Set Random Number seed
66 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
67
68
69 // libraries required by geant321
70#if defined(__CINT__)
71 gSystem->Load("libgeant321");
72#endif
73
74 new TGeant3TGeo("C++ Interface to Geant3");
75
76 AliRunLoader* rl=0x0;
77
78
79 rl = AliRunLoader::Open("galice.root",
80 AliConfig::GetDefaultEventFolderName(),
81 "recreate");
82 if (rl == 0x0)
83 {
84 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
85 return;
86 }
87 rl->SetCompressionLevel(2);
88 rl->SetNumberOfEventsPerFile(3);
89 gAlice->SetRunLoader(rl);
90
91 // Set the trigger configuration
92 gAlice->SetTriggerDescriptor(pprTrigConfName[strig]);
93 cout<<"Trigger configuration is set to "<<pprTrigConfName[strig]<<endl;
94
95 //
96 // Set External decayer
97 TVirtualMCDecayer *decayer = new AliDecayerPythia();
98
99 decayer->SetForceDecay(kAll);
100 decayer->Init();
101 gMC->SetExternalDecayer(decayer);
102 //=======================================================================
103 // ************* STEERING parameters FOR ALICE SIMULATION **************
104 // --- Specify event type to be tracked through the ALICE setup
105 // --- All positions are in cm, angles in degrees, and P and E in GeV
106
107
108 gMC->SetProcess("DCAY",1);
109 gMC->SetProcess("PAIR",1);
110 gMC->SetProcess("COMP",1);
111 gMC->SetProcess("PHOT",1);
112 gMC->SetProcess("PFIS",0);
113 gMC->SetProcess("DRAY",0);
114 gMC->SetProcess("ANNI",1);
115 gMC->SetProcess("BREM",1);
116 gMC->SetProcess("MUNU",1);
117 gMC->SetProcess("CKOV",1);
118 gMC->SetProcess("HADR",1);
119 gMC->SetProcess("LOSS",2);
120 gMC->SetProcess("MULS",1);
121 gMC->SetProcess("RAYL",1);
122
123 Float_t cut = 1.e-3; // 1MeV cut by default
124 Float_t tofmax = 1.e10;
125
126 gMC->SetCut("CUTGAM", cut);
127 gMC->SetCut("CUTELE", cut);
128 gMC->SetCut("CUTNEU", cut);
129 gMC->SetCut("CUTHAD", cut);
130 gMC->SetCut("CUTMUO", cut);
131 gMC->SetCut("BCUTE", cut);
132 gMC->SetCut("BCUTM", cut);
133 gMC->SetCut("DCUTE", cut);
134 gMC->SetCut("DCUTM", cut);
135 gMC->SetCut("PPCUTM", cut);
136 gMC->SetCut("TOFMAX", tofmax);
137
138 // Special generation for Valgrind tests
139 // Each detector is fired by few particles selected
140 // to cover specific cases
141
142
143 // The cocktail iitself
144
145 AliGenCocktail *gener = new AliGenCocktail();
146 gener->SetPhiRange(0, 360);
147 // Set pseudorapidity range from -8 to 8.
148 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
149 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
150 gener->SetThetaRange(thmin,thmax);
151 gener->SetOrigin(0, 0, 0); //vertex position
152 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
153
154
155 // Particle guns for the barrel part (taken from RichConfig)
156
157 AliGenFixed *pG1=new AliGenFixed(1);
158 pG1->SetPart(2212);
159 pG1->SetMomentum(2.5);
160 pG1->SetTheta(109.5-3);
161 pG1->SetPhi(10);
162 gener->AddGenerator(pG1,"g1",1);
163
164 AliGenFixed *pG2=new AliGenFixed(1);
165 pG2->SetPart(211);
166 pG2->SetMomentum(1.0);
167 pG2->SetTheta( 90.0-3);
168 pG2->SetPhi(10);
169 gener->AddGenerator(pG2,"g2",1);
170
171 AliGenFixed *pG3=new AliGenFixed(1);
172 pG3->SetPart(-211);
173 pG3->SetMomentum(1.5);
174 pG3->SetTheta(109.5-3);
175 pG3->SetPhi(30);
176 gener->AddGenerator(pG3,"g3",1);
177
178 AliGenFixed *pG4=new AliGenFixed(1);
179 pG4->SetPart(321);
180 pG4->SetMomentum(0.7);
181 pG4->SetTheta( 90.0-3);
182 pG4->SetPhi(30);
183 gener->AddGenerator(pG4,"g4",1);
184
185 AliGenFixed *pG5=new AliGenFixed(1);
186 pG5->SetPart(-321);
187 pG5->SetMomentum(1.0);
188 pG5->SetTheta( 70.0-3);
189 pG5->SetPhi(30);
190 gener->AddGenerator(pG5,"g5",1);
191
192 AliGenFixed *pG6=new AliGenFixed(1);
193 pG6->SetPart(-2212);
194 pG6->SetMomentum(2.5);
195 pG6->SetTheta( 90.0-3);
196 pG6->SetPhi(50);
197 gener->AddGenerator(pG6,"g6",1);
198
199 AliGenFixed *pG7=new AliGenFixed(1);
200 pG7->SetPart(-211);
201 pG7->SetMomentum(0.7);
202 pG7->SetTheta( 70.0-3);
203 pG7->SetPhi(50);
204 gener->AddGenerator(pG7,"g7",1);
205
206 // Electrons for TRD
207
208 AliGenFixed *pG8=new AliGenFixed(1);
209 pG8->SetPart(11);
210 pG8->SetMomentum(1.2);
211 pG8->SetTheta( 95.0);
212 pG8->SetPhi(190);
213 gener->AddGenerator(pG8,"g8",1);
214
215 AliGenFixed *pG9=new AliGenFixed(1);
216 pG9->SetPart(-11);
217 pG9->SetMomentum(1.2);
218 pG9->SetTheta( 85.0);
219 pG9->SetPhi(190);
220 gener->AddGenerator(pG9,"g9",1);
221
222 // PHOS
223
224 AliGenBox *gphos = new AliGenBox(1);
225 gphos->SetMomentumRange(10,11.);
226 gphos->SetPhiRange(270.5,270.7);
227 gphos->SetThetaRange(90.5,90.7);
228 gphos->SetPart(22);
229 gener->AddGenerator(gphos,"GENBOX GAMMA for PHOS",1);
230
231 // EMCAL
232
233 AliGenBox *gemcal = new AliGenBox(1);
234 gemcal->SetMomentumRange(10,11.);
235 gemcal->SetPhiRange(90.5,199.5);
236 gemcal->SetThetaRange(90.5,90.7);
237 gemcal->SetPart(22);
238 gener->AddGenerator(gemcal,"GENBOX GAMMA for EMCAL",1);
239
240 // MUON
241 AliGenBox * gmuon1 = new AliGenBox(1);
242 gmuon1->SetMomentumRange(20.,20.1);
243 gmuon1->SetPhiRange(0., 360.);
244 gmuon1->SetThetaRange(171.000,178.001);
245 gmuon1->SetPart(13); // Muons
246 gener->AddGenerator(gmuon1,"GENBOX MUON1",1);
247
248 AliGenBox * gmuon2 = new AliGenBox(1);
249 gmuon2->SetMomentumRange(20.,20.1);
250 gmuon2->SetPhiRange(0., 360.);
251 gmuon2->SetThetaRange(171.000,178.001);
252 gmuon2->SetPart(-13); // Muons
253 gener->AddGenerator(gmuon2,"GENBOX MUON1",1);
254
255 //TOF
256 AliGenFixed *gtof=new AliGenFixed(1);
257 gtof->SetPart(2212);
258 gtof->SetMomentum(2.5);
259 gtof->SetTheta(95);
260 pG1->SetPhi(340);
261 gener->AddGenerator(gtof,"Proton for TOF",1);
262
263 gener->Init();
264
265
266 //
267 // Activate this line if you want the vertex smearing to happen
268 // track by track
269 //
270 //gener->SetVertexSmear(perTrack);
271 // Field (L3 0.5 T)
272 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 2);
273 field->SetL3ConstField(1); //Using const. field in the barrel if 0
274 gAlice->SetField(field);
275
276
277 Int_t iABSO = 1;
278 Int_t iDIPO = 1;
279 Int_t iFMD = 1;
280 Int_t iFRAME = 1;
281 Int_t iHALL = 1;
282 Int_t iITS = 1;
283 Int_t iMAG = 1;
284 Int_t iMUON = 1;
285 Int_t iPHOS = 1;
286 Int_t iPIPE = 1;
287 Int_t iPMD = 1;
288 Int_t iHMPID = 1;
289 Int_t iSHIL = 1;
290 Int_t iT0 = 1;
291 Int_t iTOF = 1;
292 Int_t iTPC = 1;
293 Int_t iTRD = 1;
294 Int_t iZDC = 1;
295 Int_t iEMCAL = 1;
296 Int_t iACORDE = 0;
297 Int_t iVZERO = 1;
298 rl->CdGAFile();
299 //=================== Alice BODY parameters =============================
300 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
301
302 if (iMAG)
303 {
304 //=================== MAG parameters ============================
305 // --- Start with Magnet since detector layouts may be depending ---
306 // --- on the selected Magnet dimensions ---
307 AliMAG *MAG = new AliMAG("MAG", "Magnet");
308 }
309
310
311 if (iABSO)
312 {
313 //=================== ABSO parameters ============================
96fb3353 314 AliABSO *ABSO = new AliABSOv3("ABSO", "Muon Absorber");
3928b038 315 }
316
317 if (iDIPO)
318 {
319 //=================== DIPO parameters ============================
320
96fb3353 321 AliDIPO *DIPO = new AliDIPOv3("DIPO", "Dipole version 3");
3928b038 322 }
323
324 if (iHALL)
325 {
326 //=================== HALL parameters ============================
327
96fb3353 328 AliHALL *HALL = new AliHALLv3("HALL", "Alice Hall");
3928b038 329 }
330
331
332 if (iFRAME)
333 {
334 //=================== FRAME parameters ============================
335
336 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
337 }
338
339 if (iSHIL)
340 {
341 //=================== SHIL parameters ============================
342
96fb3353 343 AliSHIL *SHIL = new AliSHILv3("SHIL", "Shielding Version 3");
3928b038 344 }
345
346
347 if (iPIPE)
348 {
349 //=================== PIPE parameters ============================
350
96fb3353 351 AliPIPE *PIPE = new AliPIPEv3("PIPE", "Beam Pipe");
3928b038 352 }
353
354 if(iITS) {
355
356 //=================== ITS parameters ============================
357 //
358 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
359 // almost all other detectors. This involves the fact that the ITS geometry
360 // still has several options to be followed in parallel in order to determine
361 // the best set-up which minimizes the induced background. All the geometries
362 // available to date are described in the following. Read carefully the comments
363 // and use the default version (the only one uncommented) unless you are making
364 // comparisons and you know what you are doing. In this case just uncomment the
365 // ITS geometry you want to use and run Aliroot.
366 //
367 // Detailed geometries:
368 //
369 //
370 //
371 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
372 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
373 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
374 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
375 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
376 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
377 ITS->SetThicknessChip1(150.); // chip thickness on layer 1 must be in the range [150,300]
378 ITS->SetThicknessChip2(150.); // chip thickness on layer 2 must be in the range [150,300]
379 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
380 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
381
382
383 //
384 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
385 // for reconstruction !):
386 //
387 //
388 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
389 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
390 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
391 //
392 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
393 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
394 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
395 //
396 //
397 //
398 // Geant3 <-> EUCLID conversion
399 // ============================
400 //
401 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
402 // media to two ASCII files (called by default ITSgeometry.euc and
403 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
404 // The default (=0) means that you dont want to use this facility.
405 //
406 ITS->SetEUCLID(0);
407 }
408
409 if (iTPC)
410 {
411 //============================ TPC parameters ===================
412 AliTPC *TPC = new AliTPCv2("TPC", "Default");
413 }
414
415
416 if (iTOF) {
417 //=================== TOF parameters ============================
0d7ef405 418 AliTOF *TOF = new AliTOFv6T0("TOF", "normal TOF");
3928b038 419 // Partial geometry: modules at 2,3,4,6,7,11,12,14,15,16
420 // starting at 6h in positive direction
421 Int_t TOFSectors[18]={-1,-1,0,0,0,-1,0,0,-1,-1,-1,0,0,-1,0,0,0,0};
422 TOF->SetTOFSectors(TOFSectors);
423 }
424
425
426 if (iHMPID)
427 {
428 //=================== HMPID parameters ===========================
55eb2b56 429 AliHMPID *HMPID = new AliHMPIDv2("HMPID", "normal HMPID");
3928b038 430
431 }
432
433
434 if (iZDC)
435 {
436 //=================== ZDC parameters ============================
437
438 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
439 }
440
441 if (iTRD)
442 {
443 //=================== TRD parameters ============================
444
445 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
446 AliTRDgeometry *geoTRD = TRD->GetGeometry();
447 // Partial geometry: modules at 2,3,4,6,11,12,14,15
448 // starting at 6h in positive direction
449 geoTRD->SetSMstatus(0,0);
450 geoTRD->SetSMstatus(1,0);
451 geoTRD->SetSMstatus(5,0);
452 geoTRD->SetSMstatus(7,0);
453 geoTRD->SetSMstatus(8,0);
454 geoTRD->SetSMstatus(9,0);
455 geoTRD->SetSMstatus(10,0);
456 geoTRD->SetSMstatus(13,0);
457 geoTRD->SetSMstatus(16,0);
458 geoTRD->SetSMstatus(17,0);
459 }
460
461 if (iFMD)
462 {
463 //=================== FMD parameters ============================
464 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
465 }
466
467 if (iMUON)
468 {
469 //=================== MUON parameters ===========================
470 // New MUONv1 version (geometry defined via builders)
471 AliMUON *MUON = new AliMUONv1("MUON","default");
472 }
473 //=================== PHOS parameters ===========================
474
475 if (iPHOS)
476 {
477 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
478 }
479
480
481 if (iPMD)
482 {
483 //=================== PMD parameters ============================
484 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
485 }
486
487 if (iT0)
488 {
489 //=================== T0 parameters ============================
490 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
491 }
492
493 if (iEMCAL)
494 {
495 //=================== EMCAL parameters ============================
496 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG");
497 }
498
499 if (iACORDE)
500 {
501 //=================== ACORDE parameters ============================
502 AliACORDE *ACORDE = new AliACORDEv0("ACORDE", "normal ACORDE");
503 }
504
505 if (iVZERO)
506 {
507 //=================== VZERO parameters ============================
508 AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO");
509 }
510
511
512}
513
514Float_t EtaToTheta(Float_t arg){
515 return (180./TMath::Pi())*2.*atan(exp(-arg));
516}