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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"
d13ed8f3 36#include "MUON/AliMUONSt1GeometryBuilder.h"
37#include "MUON/AliMUONSt2GeometryBuilder.h"
38#include "MUON/AliMUONSlatGeometryBuilder.h"
39#include "MUON/AliMUONTriggerGeometryBuilder.h"
de78d77f 40#include "PHOS/AliPHOSv1.h"
41#include "PMD/AliPMDv1.h"
42#include "START/AliSTARTv1.h"
43#include "EMCAL/AliEMCALv1.h"
44#include "CRT/AliCRTv0.h"
b50ba418 45#include "VZERO/AliVZEROv3.h"
de78d77f 46#endif
47
48Float_t EtaToTheta(Float_t arg);
456a8e2d 49static Int_t eventsPerRun = 100;
b84cbedc 50enum PprGeo_t
51{
52 kHoles, kNoHoles
53};
54static PprGeo_t geo = kHoles;
55
fe4da5cc 56void Config()
57{
682a4a95 58 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
81bf125a 59 // Theta range given through pseudorapidity limits 22/6/2001
682a4a95 60
61 // Set Random Number seed
de78d77f 62 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
8e86a720 63 AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
682a4a95 64
b9d0a01d 65
66 // libraries required by geant321
de78d77f 67#if defined(__CINT__)
b9d0a01d 68 gSystem->Load("libgeant321");
de78d77f 69#endif
b9d0a01d 70
b0470150 71 new TGeant3TGeo("C++ Interface to Geant3");
682a4a95 72
de78d77f 73 AliRunLoader* rl=0x0;
74
8e86a720 75 AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
76
de78d77f 77 rl = AliRunLoader::Open("galice.root",
e191bb57 78 AliConfig::GetDefaultEventFolderName(),
de78d77f 79 "recreate");
80 if (rl == 0x0)
81 {
82 gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
83 return;
84 }
85 rl->SetCompressionLevel(2);
86 rl->SetNumberOfEventsPerFile(3);
87 gAlice->SetRunLoader(rl);
d551411b 88
2ab0c725 89 //
682a4a95 90 // Set External decayer
b9d0a01d 91 TVirtualMCDecayer *decayer = new AliDecayerPythia();
682a4a95 92
93 decayer->SetForceDecay(kAll);
94 decayer->Init();
95 gMC->SetExternalDecayer(decayer);
682a4a95 96 //=======================================================================
6a3df6c9 97 // ************* STEERING parameters FOR ALICE SIMULATION **************
98 // --- Specify event type to be tracked through the ALICE setup
99 // --- All positions are in cm, angles in degrees, and P and E in GeV
100
101
102 gMC->SetProcess("DCAY",1);
103 gMC->SetProcess("PAIR",1);
104 gMC->SetProcess("COMP",1);
105 gMC->SetProcess("PHOT",1);
106 gMC->SetProcess("PFIS",0);
107 gMC->SetProcess("DRAY",0);
108 gMC->SetProcess("ANNI",1);
109 gMC->SetProcess("BREM",1);
110 gMC->SetProcess("MUNU",1);
111 gMC->SetProcess("CKOV",1);
112 gMC->SetProcess("HADR",1);
113 gMC->SetProcess("LOSS",2);
114 gMC->SetProcess("MULS",1);
115 gMC->SetProcess("RAYL",1);
682a4a95 116
117 Float_t cut = 1.e-3; // 1MeV cut by default
118 Float_t tofmax = 1.e10;
119
6a3df6c9 120 gMC->SetCut("CUTGAM", cut);
121 gMC->SetCut("CUTELE", cut);
122 gMC->SetCut("CUTNEU", cut);
123 gMC->SetCut("CUTHAD", cut);
124 gMC->SetCut("CUTMUO", cut);
125 gMC->SetCut("BCUTE", cut);
126 gMC->SetCut("BCUTM", cut);
127 gMC->SetCut("DCUTE", cut);
128 gMC->SetCut("DCUTM", cut);
129 gMC->SetCut("PPCUTM", cut);
130 gMC->SetCut("TOFMAX", tofmax);
131
132
e1cd8da1 133 int nParticles = 100;
682a4a95 134 if (gSystem->Getenv("CONFIG_NPARTICLES"))
135 {
de78d77f 136 nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
682a4a95 137 }
de78d77f 138
88cb7938 139 AliGenCocktail *gener = new AliGenCocktail();
e1cd8da1 140 gener->SetPhiRange(0, 360);
81bf125a 141 // Set pseudorapidity range from -8 to 8.
e1cd8da1 142 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
143 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
81bf125a 144 gener->SetThetaRange(thmin,thmax);
682a4a95 145 gener->SetOrigin(0, 0, 0); //vertex position
146 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
88cb7938 147
148 AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
149 hijingparam->SetMomentumRange(0.2, 999);
150 gener->AddGenerator(hijingparam,"HIJING PARAM",1);
151
152// AliGenBox *genbox = new AliGenBox(nParticles);
153// genbox->SetPart(22);
154// genbox->SetPtRange(0.3, 10.00);
155// gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
682a4a95 156 gener->Init();
88cb7938 157
158
682a4a95 159 //
160 // Activate this line if you want the vertex smearing to happen
161 // track by track
2ab0c725 162 //
682a4a95 163 //gener->SetVertexSmear(perTrack);
35be7bcf 164 // Field (L3 0.4 T)
165 AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
35be7bcf 166 gAlice->SetField(field);
167
168
de78d77f 169 Int_t iABSO = 1;
35be7bcf 170 Int_t iDIPO = 1;
de78d77f 171 Int_t iFMD = 1;
35be7bcf 172 Int_t iFRAME = 1;
173 Int_t iHALL = 1;
174 Int_t iITS = 1;
175 Int_t iMAG = 1;
de78d77f 176 Int_t iMUON = 1;
35be7bcf 177 Int_t iPHOS = 1;
178 Int_t iPIPE = 1;
de78d77f 179 Int_t iPMD = 1;
180 Int_t iRICH = 1;
35be7bcf 181 Int_t iSHIL = 1;
de78d77f 182 Int_t iSTART = 1;
183 Int_t iTOF = 1;
35be7bcf 184 Int_t iTPC = 1;
de78d77f 185 Int_t iTRD = 1;
186 Int_t iZDC = 1;
187 Int_t iEMCAL = 1;
35be7bcf 188 Int_t iCRT = 0;
de78d77f 189 Int_t iVZERO = 1;
88cb7938 190 rl->CdGAFile();
682a4a95 191 //=================== Alice BODY parameters =============================
192 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
2ab0c725 193
682a4a95 194 if (iMAG)
195 {
196 //=================== MAG parameters ============================
197 // --- Start with Magnet since detector layouts may be depending ---
198 // --- on the selected Magnet dimensions ---
199 AliMAG *MAG = new AliMAG("MAG", "Magnet");
200 }
8de40c27 201
fe4da5cc 202
682a4a95 203 if (iABSO)
204 {
205 //=================== ABSO parameters ============================
206 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
207 }
fe4da5cc 208
682a4a95 209 if (iDIPO)
210 {
211 //=================== DIPO parameters ============================
fe4da5cc 212
682a4a95 213 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
214 }
fe4da5cc 215
682a4a95 216 if (iHALL)
217 {
218 //=================== HALL parameters ============================
2ab0c725 219
682a4a95 220 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
221 }
2ab0c725 222
2ab0c725 223
682a4a95 224 if (iFRAME)
225 {
226 //=================== FRAME parameters ============================
2ab0c725 227
35be7bcf 228 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
229 if (geo == kHoles) {
230 FRAME->SetHoles(1);
231 } else {
232 FRAME->SetHoles(0);
233 }
682a4a95 234 }
fe4da5cc 235
682a4a95 236 if (iSHIL)
237 {
238 //=================== SHIL parameters ============================
8dfe31df 239
35be7bcf 240 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
682a4a95 241 }
fe4da5cc 242
ecd5c1f7 243
682a4a95 244 if (iPIPE)
245 {
246 //=================== PIPE parameters ============================
b422f318 247
682a4a95 248 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
249 }
d6478a5d 250
35be7bcf 251 if(iITS) {
2ab0c725 252
35be7bcf 253 //=================== ITS parameters ============================
d6478a5d 254 //
255 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
256 // almost all other detectors. This involves the fact that the ITS geometry
257 // still has several options to be followed in parallel in order to determine
258 // the best set-up which minimizes the induced background. All the geometries
259 // available to date are described in the following. Read carefully the comments
260 // and use the default version (the only one uncommented) unless you are making
261 // comparisons and you know what you are doing. In this case just uncomment the
262 // ITS geometry you want to use and run Aliroot.
263 //
264 // Detailed geometries:
265 //
266 //
d6478a5d 267 //
e1cd8da1 268 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
269 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
270 ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer
271 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
35be7bcf 272 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
273 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
274 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
275 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
e1cd8da1 276 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
277 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
278
279
d6478a5d 280 //
281 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
282 // for reconstruction !):
283 //
284 //
285 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
35be7bcf 286 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 287 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
288 //
289 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
35be7bcf 290 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
d6478a5d 291 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
292 //
293 //
294 //
295 // Geant3 <-> EUCLID conversion
296 // ============================
297 //
298 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
299 // media to two ASCII files (called by default ITSgeometry.euc and
300 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
301 // The default (=0) means that you dont want to use this facility.
302 //
88cb7938 303 ITS->SetEUCLID(0);
35be7bcf 304 }
682a4a95 305
306 if (iTPC)
307 {
308 //============================ TPC parameters ================================
309 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
310 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
311 // --- sectors are specified, any value other than that requires at least one
312 // --- sector (lower or upper)to be specified!
313 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
314 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
315 // --- SecLows - number of lower sectors specified (up to 6)
316 // --- SecUps - number of upper sectors specified (up to 12)
317 // --- Sens - sensitive strips for the Slow Simulator !!!
318 // --- This does NOT work if all S or L-sectors are specified, i.e.
319 // --- if SecAL or SecAU < 0
320 //
321 //
322 //-----------------------------------------------------------------------------
323
324 // gROOT->LoadMacro("SetTPCParam.C");
325 // AliTPCParam *param = SetTPCParam();
326 AliTPC *TPC = new AliTPCv2("TPC", "Default");
327
328 // All sectors included
682a4a95 329 TPC->SetSecAU(-1);
88cb7938 330 TPC->SetSecAL(-1);
682a4a95 331 }
332
35be7bcf 333
334 if (iTOF) {
682a4a95 335 //=================== TOF parameters ============================
2253ef47 336 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
682a4a95 337 }
338
35be7bcf 339
682a4a95 340 if (iRICH)
341 {
342 //=================== RICH parameters ===========================
b4f90c20 343 AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
682a4a95 344
345 }
346
347
348 if (iZDC)
349 {
350 //=================== ZDC parameters ============================
351
2423e0d9 352 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
682a4a95 353 }
354
682a4a95 355 if (iTRD)
356 {
357 //=================== TRD parameters ============================
358
359 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
360
361 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
362 TRD->SetGasMix(1);
35be7bcf 363 if (geo == kHoles) {
364 // With hole in front of PHOS
365 TRD->SetPHOShole();
366 // With hole in front of RICH
367 TRD->SetRICHhole();
368 }
369 // Switch on TR
370 AliTRDsim *TRDsim = TRD->CreateTR();
682a4a95 371 }
372
373 if (iFMD)
374 {
375 //=================== FMD parameters ============================
35be7bcf 376 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
f6d3338b 377 }
682a4a95 378
379 if (iMUON)
380 {
381 //=================== MUON parameters ===========================
d85afa9b 382 // New MUONv1 version (geometry defined via builders)
682a4a95 383 AliMUON *MUON = new AliMUONv1("MUON", "default");
d85afa9b 384 ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true);
385 MUON->SetSegmentationType(2);// default wise to old (1), new (2)
386 MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
387 MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
d13ed8f3 388 MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
389 MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
682a4a95 390 }
391 //=================== PHOS parameters ===========================
392
393 if (iPHOS)
394 {
35be7bcf 395 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
682a4a95 396 }
397
398
399 if (iPMD)
400 {
401 //=================== PMD parameters ============================
682a4a95 402 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
35be7bcf 403 }
682a4a95 404
35be7bcf 405 if (iSTART)
406 {
407 //=================== START parameters ============================
408 AliSTART *START = new AliSTARTv1("START", "START Detector");
682a4a95 409 }
410
35be7bcf 411 if (iEMCAL)
9757d28c 412 {
413 //=================== EMCAL parameters ============================
5f86d7e6 414 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCAL_55_25");
9757d28c 415 }
416
35be7bcf 417 if (iCRT)
682a4a95 418 {
35be7bcf 419 //=================== CRT parameters ============================
420 AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
682a4a95 421 }
422
35be7bcf 423 if (iVZERO)
424 {
425 //=================== CRT parameters ============================
b50ba418 426 AliVZERO *VZERO = new AliVZEROv3("VZERO", "normal VZERO");
35be7bcf 427 }
682a4a95 428
8e86a720 429 AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
de78d77f 430
682a4a95 431}
81bf125a 432
433Float_t EtaToTheta(Float_t arg){
434 return (180./TMath::Pi())*2.*atan(exp(-arg));
435}