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[u/mrichter/AliRoot.git] / macros / Config.C
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de78d77f 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 <TGeant3.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 "STEER/AliMagFMaps.h"
20#include "STRUCT/AliBODY.h"
21#include "STRUCT/AliMAG.h"
22#include "STRUCT/AliABSOv0.h"
23#include "STRUCT/AliDIPOv2.h"
24#include "STRUCT/AliHALL.h"
25#include "STRUCT/AliFRAMEv2.h"
26#include "STRUCT/AliSHILv2.h"
27#include "STRUCT/AliPIPEv0.h"
e1cd8da1 28#include "ITS/AliITSvPPRasymmFMD.h"
de78d77f 29#include "TPC/AliTPCv2.h"
de78d77f 30#include "TOF/AliTOFv4T0.h"
b4f90c20 31#include "RICH/AliRICHv1.h"
de78d77f 32#include "ZDC/AliZDCv2.h"
33#include "TRD/AliTRDv1.h"
34#include "FMD/AliFMDv1.h"
35#include "MUON/AliMUONv1.h"
36#include "PHOS/AliPHOSv1.h"
37#include "PMD/AliPMDv1.h"
38#include "START/AliSTARTv1.h"
39#include "EMCAL/AliEMCALv1.h"
40#include "CRT/AliCRTv0.h"
b50ba418 41#include "VZERO/AliVZEROv3.h"
de78d77f 42#endif
43
44Float_t EtaToTheta(Float_t arg);
456a8e2d 45static Int_t eventsPerRun = 100;
b84cbedc 46enum PprGeo_t
47{
48 kHoles, kNoHoles
49};
50static PprGeo_t geo = kHoles;
51
fe4da5cc 52void Config()
53{
682a4a95 54 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
81bf125a 55 // Theta range given through pseudorapidity limits 22/6/2001
682a4a95 56
57 // Set Random Number seed
de78d77f 58 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
59 cout<<"Seed for random number generation= "<<gRandom->GetSeed()<<endl;
682a4a95 60
b9d0a01d 61
62 // libraries required by geant321
de78d77f 63#if defined(__CINT__)
b9d0a01d 64 gSystem->Load("libgeant321");
de78d77f 65#endif
b9d0a01d 66
67 new TGeant3("C++ Interface to Geant3");
682a4a95 68
de78d77f 69 AliRunLoader* rl=0x0;
70
71 cout<<"Config.C: Creating Run Loader ..."<<endl;
72 rl = AliRunLoader::Open("galice.root",
73 AliConfig::fgkDefaultEventFolderName,
74 "recreate");
75 if (rl == 0x0)
76 {
77 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
78 return;
79 }
80 rl->SetCompressionLevel(2);
81 rl->SetNumberOfEventsPerFile(3);
82 gAlice->SetRunLoader(rl);
d551411b 83
2ab0c725 84 //
682a4a95 85 // Set External decayer
b9d0a01d 86 TVirtualMCDecayer *decayer = new AliDecayerPythia();
682a4a95 87
88 decayer->SetForceDecay(kAll);
89 decayer->Init();
90 gMC->SetExternalDecayer(decayer);
682a4a95 91 //=======================================================================
6a3df6c9 92 // ************* STEERING parameters FOR ALICE SIMULATION **************
93 // --- Specify event type to be tracked through the ALICE setup
94 // --- All positions are in cm, angles in degrees, and P and E in GeV
95
96
97 gMC->SetProcess("DCAY",1);
98 gMC->SetProcess("PAIR",1);
99 gMC->SetProcess("COMP",1);
100 gMC->SetProcess("PHOT",1);
101 gMC->SetProcess("PFIS",0);
102 gMC->SetProcess("DRAY",0);
103 gMC->SetProcess("ANNI",1);
104 gMC->SetProcess("BREM",1);
105 gMC->SetProcess("MUNU",1);
106 gMC->SetProcess("CKOV",1);
107 gMC->SetProcess("HADR",1);
108 gMC->SetProcess("LOSS",2);
109 gMC->SetProcess("MULS",1);
110 gMC->SetProcess("RAYL",1);
682a4a95 111
112 Float_t cut = 1.e-3; // 1MeV cut by default
113 Float_t tofmax = 1.e10;
114
6a3df6c9 115 gMC->SetCut("CUTGAM", cut);
116 gMC->SetCut("CUTELE", cut);
117 gMC->SetCut("CUTNEU", cut);
118 gMC->SetCut("CUTHAD", cut);
119 gMC->SetCut("CUTMUO", cut);
120 gMC->SetCut("BCUTE", cut);
121 gMC->SetCut("BCUTM", cut);
122 gMC->SetCut("DCUTE", cut);
123 gMC->SetCut("DCUTM", cut);
124 gMC->SetCut("PPCUTM", cut);
125 gMC->SetCut("TOFMAX", tofmax);
126
127
e1cd8da1 128 int nParticles = 100;
682a4a95 129 if (gSystem->Getenv("CONFIG_NPARTICLES"))
130 {
de78d77f 131 nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
682a4a95 132 }
de78d77f 133
88cb7938 134 AliGenCocktail *gener = new AliGenCocktail();
e1cd8da1 135 gener->SetPhiRange(0, 360);
81bf125a 136 // Set pseudorapidity range from -8 to 8.
e1cd8da1 137 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
138 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
81bf125a 139 gener->SetThetaRange(thmin,thmax);
682a4a95 140 gener->SetOrigin(0, 0, 0); //vertex position
141 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
88cb7938 142
143 AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
144 hijingparam->SetMomentumRange(0.2, 999);
145 gener->AddGenerator(hijingparam,"HIJING PARAM",1);
146
147// AliGenBox *genbox = new AliGenBox(nParticles);
148// genbox->SetPart(22);
149// genbox->SetPtRange(0.3, 10.00);
150// gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
682a4a95 151 gener->Init();
88cb7938 152
153
682a4a95 154 //
155 // Activate this line if you want the vertex smearing to happen
156 // track by track
2ab0c725 157 //
682a4a95 158 //gener->SetVertexSmear(perTrack);
35be7bcf 159 // Field (L3 0.4 T)
160 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
35be7bcf 161 gAlice->SetField(field);
162
163
de78d77f 164 Int_t iABSO = 1;
35be7bcf 165 Int_t iDIPO = 1;
de78d77f 166 Int_t iFMD = 1;
35be7bcf 167 Int_t iFRAME = 1;
168 Int_t iHALL = 1;
169 Int_t iITS = 1;
170 Int_t iMAG = 1;
de78d77f 171 Int_t iMUON = 1;
35be7bcf 172 Int_t iPHOS = 1;
173 Int_t iPIPE = 1;
de78d77f 174 Int_t iPMD = 1;
175 Int_t iRICH = 1;
35be7bcf 176 Int_t iSHIL = 1;
de78d77f 177 Int_t iSTART = 1;
178 Int_t iTOF = 1;
35be7bcf 179 Int_t iTPC = 1;
de78d77f 180 Int_t iTRD = 1;
181 Int_t iZDC = 1;
182 Int_t iEMCAL = 1;
35be7bcf 183 Int_t iCRT = 0;
de78d77f 184 Int_t iVZERO = 1;
88cb7938 185 rl->CdGAFile();
682a4a95 186 //=================== Alice BODY parameters =============================
187 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
2ab0c725 188
682a4a95 189 if (iMAG)
190 {
191 //=================== MAG parameters ============================
192 // --- Start with Magnet since detector layouts may be depending ---
193 // --- on the selected Magnet dimensions ---
194 AliMAG *MAG = new AliMAG("MAG", "Magnet");
195 }
8de40c27 196
fe4da5cc 197
682a4a95 198 if (iABSO)
199 {
200 //=================== ABSO parameters ============================
201 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
202 }
fe4da5cc 203
682a4a95 204 if (iDIPO)
205 {
206 //=================== DIPO parameters ============================
fe4da5cc 207
682a4a95 208 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
209 }
fe4da5cc 210
682a4a95 211 if (iHALL)
212 {
213 //=================== HALL parameters ============================
2ab0c725 214
682a4a95 215 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
216 }
2ab0c725 217
2ab0c725 218
682a4a95 219 if (iFRAME)
220 {
221 //=================== FRAME parameters ============================
2ab0c725 222
35be7bcf 223 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
224 if (geo == kHoles) {
225 FRAME->SetHoles(1);
226 } else {
227 FRAME->SetHoles(0);
228 }
682a4a95 229 }
fe4da5cc 230
682a4a95 231 if (iSHIL)
232 {
233 //=================== SHIL parameters ============================
8dfe31df 234
35be7bcf 235 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
682a4a95 236 }
fe4da5cc 237
ecd5c1f7 238
682a4a95 239 if (iPIPE)
240 {
241 //=================== PIPE parameters ============================
b422f318 242
682a4a95 243 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
244 }
d6478a5d 245
35be7bcf 246 if(iITS) {
2ab0c725 247
35be7bcf 248 //=================== ITS parameters ============================
d6478a5d 249 //
250 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
251 // almost all other detectors. This involves the fact that the ITS geometry
252 // still has several options to be followed in parallel in order to determine
253 // the best set-up which minimizes the induced background. All the geometries
254 // available to date are described in the following. Read carefully the comments
255 // and use the default version (the only one uncommented) unless you are making
256 // comparisons and you know what you are doing. In this case just uncomment the
257 // ITS geometry you want to use and run Aliroot.
258 //
259 // Detailed geometries:
260 //
261 //
d6478a5d 262 //
e1cd8da1 263 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
264 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
265 ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer
266 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
35be7bcf 267 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
268 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
269 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
270 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
e1cd8da1 271 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
272 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
273
274
d6478a5d 275 //
276 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
277 // for reconstruction !):
278 //
279 //
280 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
35be7bcf 281 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 282 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
283 //
284 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
35be7bcf 285 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 286 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
287 //
288 //
289 //
290 // Geant3 <-> EUCLID conversion
291 // ============================
292 //
293 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
294 // media to two ASCII files (called by default ITSgeometry.euc and
295 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
296 // The default (=0) means that you dont want to use this facility.
297 //
88cb7938 298 ITS->SetEUCLID(0);
35be7bcf 299 }
682a4a95 300
301 if (iTPC)
302 {
303 //============================ TPC parameters ================================
304 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
305 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
306 // --- sectors are specified, any value other than that requires at least one
307 // --- sector (lower or upper)to be specified!
308 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
309 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
310 // --- SecLows - number of lower sectors specified (up to 6)
311 // --- SecUps - number of upper sectors specified (up to 12)
312 // --- Sens - sensitive strips for the Slow Simulator !!!
313 // --- This does NOT work if all S or L-sectors are specified, i.e.
314 // --- if SecAL or SecAU < 0
315 //
316 //
317 //-----------------------------------------------------------------------------
318
319 // gROOT->LoadMacro("SetTPCParam.C");
320 // AliTPCParam *param = SetTPCParam();
321 AliTPC *TPC = new AliTPCv2("TPC", "Default");
322
323 // All sectors included
682a4a95 324 TPC->SetSecAU(-1);
88cb7938 325 TPC->SetSecAL(-1);
682a4a95 326 }
327
35be7bcf 328
329 if (iTOF) {
682a4a95 330 //=================== TOF parameters ============================
2253ef47 331 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
682a4a95 332 }
333
35be7bcf 334
682a4a95 335 if (iRICH)
336 {
337 //=================== RICH parameters ===========================
b4f90c20 338 AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
682a4a95 339
340 }
341
342
343 if (iZDC)
344 {
345 //=================== ZDC parameters ============================
346
2423e0d9 347 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
682a4a95 348 }
349
682a4a95 350 if (iTRD)
351 {
352 //=================== TRD parameters ============================
353
354 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
355
356 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
357 TRD->SetGasMix(1);
35be7bcf 358 if (geo == kHoles) {
359 // With hole in front of PHOS
360 TRD->SetPHOShole();
361 // With hole in front of RICH
362 TRD->SetRICHhole();
363 }
364 // Switch on TR
365 AliTRDsim *TRDsim = TRD->CreateTR();
682a4a95 366 }
367
368 if (iFMD)
369 {
370 //=================== FMD parameters ============================
35be7bcf 371 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
f6d3338b 372 }
682a4a95 373
374 if (iMUON)
375 {
376 //=================== MUON parameters ===========================
377
378 AliMUON *MUON = new AliMUONv1("MUON", "default");
379 }
380 //=================== PHOS parameters ===========================
381
382 if (iPHOS)
383 {
35be7bcf 384 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
682a4a95 385 }
386
387
388 if (iPMD)
389 {
390 //=================== PMD parameters ============================
682a4a95 391 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
35be7bcf 392 }
682a4a95 393
35be7bcf 394 if (iSTART)
395 {
396 //=================== START parameters ============================
397 AliSTART *START = new AliSTARTv1("START", "START Detector");
682a4a95 398 }
399
35be7bcf 400 if (iEMCAL)
9757d28c 401 {
402 //=================== EMCAL parameters ============================
de78d77f 403 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "G56_2_55_19_104_14");
9757d28c 404 }
405
35be7bcf 406 if (iCRT)
682a4a95 407 {
35be7bcf 408 //=================== CRT parameters ============================
409 AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
682a4a95 410 }
411
35be7bcf 412 if (iVZERO)
413 {
414 //=================== CRT parameters ============================
b50ba418 415 AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
35be7bcf 416 }
682a4a95 417
de78d77f 418 cout << "End of Config.C" << endl;
419
682a4a95 420}
81bf125a 421
422Float_t EtaToTheta(Float_t arg){
423 return (180./TMath::Pi())*2.*atan(exp(-arg));
424}