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[u/mrichter/AliRoot.git] / macros / Config.C
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456a8e2d 1static Int_t eventsPerRun = 100;
fe4da5cc 2void Config()
3{
682a4a95 4 // 7-DEC-2000 09:00
5 // Switch on Transition Radiation simulation. 6/12/00 18:00
6 // iZDC=1 7/12/00 09:00
7 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
81bf125a 8 // Theta range given through pseudorapidity limits 22/6/2001
682a4a95 9
10 // Set Random Number seed
11 // gRandom->SetSeed(12345);
12
13 new AliGeant3("C++ Interface to Geant3");
14
15 if (!gSystem->Getenv("CONFIG_FILE"))
16 {
17 TFile *rootfile = new TFile("galice.root", "recreate");
18
19 rootfile->SetCompressionLevel(2);
20 }
21
22 TGeant3 *geant3 = (TGeant3 *) gMC;
d551411b 23
2ab0c725 24 //
682a4a95 25 // Set External decayer
26 AliDecayer *decayer = new AliDecayerPythia();
27
28 decayer->SetForceDecay(kAll);
29 decayer->Init();
30 gMC->SetExternalDecayer(decayer);
2ab0c725 31 //
2ab0c725 32 //
682a4a95 33 //=======================================================================
34 // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
35 geant3->SetTRIG(1); //Number of events to be processed
36 geant3->SetSWIT(4, 10);
37 geant3->SetDEBU(0, 0, 1);
38 //geant3->SetSWIT(2,2);
39 geant3->SetDCAY(1);
40 geant3->SetPAIR(1);
41 geant3->SetCOMP(1);
42 geant3->SetPHOT(1);
43 geant3->SetPFIS(0);
44 geant3->SetDRAY(0);
45 geant3->SetANNI(1);
46 geant3->SetBREM(1);
47 geant3->SetMUNU(1);
48 geant3->SetCKOV(1);
49 geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
50 geant3->SetLOSS(2);
51 geant3->SetMULS(1);
52 geant3->SetRAYL(1);
53 geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
54 geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
55 geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
56 geant3->SetERAN(5.e-7);
57
58 Float_t cut = 1.e-3; // 1MeV cut by default
59 Float_t tofmax = 1.e10;
60
61 // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
62 geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
63 tofmax);
2ab0c725 64 //
682a4a95 65 //=======================================================================
66 // ************* STEERING parameters FOR ALICE SIMULATION **************
67 // --- Specify event type to be tracked through the ALICE setup
68 // --- All positions are in cm, angles in degrees, and P and E in GeV
69 if (gSystem->Getenv("CONFIG_NPARTICLES"))
70 {
71 int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
72 } else
73 {
74 int nParticles = 50;
75 }
76 AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
77
78 gener->SetMomentumRange(0, 999);
79 gener->SetPhiRange(0, 360);
81bf125a 80 // Set pseudorapidity range from -8 to 8.
81 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
82 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
83 gener->SetThetaRange(thmin,thmax);
682a4a95 84 gener->SetOrigin(0, 0, 0); //vertex position
85 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
86 gener->Init();
87 //
88 // Activate this line if you want the vertex smearing to happen
89 // track by track
2ab0c725 90 //
682a4a95 91 //gener->SetVertexSmear(perTrack);
2ab0c725 92
682a4a95 93 gAlice->SetField(-999, 2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
2ab0c725 94
682a4a95 95 Int_t iABSO = 1;
682a4a95 96 Int_t iDIPO = 1;
97 Int_t iFMD = 1;
98 Int_t iFRAME = 1;
99 Int_t iHALL = 1;
100 Int_t iITS = 1;
101 Int_t iMAG = 1;
102 Int_t iMUON = 1;
103 Int_t iPHOS = 1;
104 Int_t iPIPE = 1;
105 Int_t iPMD = 1;
106 Int_t iRICH = 1;
107 Int_t iSHIL = 1;
108 Int_t iSTART = 1;
109 Int_t iTOF = 1;
110 Int_t iTPC = 1;
111 Int_t iTRD = 1;
112 Int_t iZDC = 1;
9757d28c 113 Int_t iEMCAL = 0;
2ab0c725 114
682a4a95 115 //=================== Alice BODY parameters =============================
116 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
2ab0c725 117
fe4da5cc 118
682a4a95 119 if (iMAG)
120 {
121 //=================== MAG parameters ============================
122 // --- Start with Magnet since detector layouts may be depending ---
123 // --- on the selected Magnet dimensions ---
124 AliMAG *MAG = new AliMAG("MAG", "Magnet");
125 }
8de40c27 126
fe4da5cc 127
682a4a95 128 if (iABSO)
129 {
130 //=================== ABSO parameters ============================
131 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
132 }
fe4da5cc 133
682a4a95 134 if (iDIPO)
135 {
136 //=================== DIPO parameters ============================
fe4da5cc 137
682a4a95 138 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
139 }
fe4da5cc 140
682a4a95 141 if (iHALL)
142 {
143 //=================== HALL parameters ============================
2ab0c725 144
682a4a95 145 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
146 }
2ab0c725 147
2ab0c725 148
682a4a95 149 if (iFRAME)
150 {
151 //=================== FRAME parameters ============================
2ab0c725 152
682a4a95 153 AliFRAME *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
fe4da5cc 154
682a4a95 155 }
fe4da5cc 156
682a4a95 157 if (iSHIL)
158 {
159 //=================== SHIL parameters ============================
8dfe31df 160
0d1c654d 161 AliSHIL *SHIL = new AliSHILvF("SHIL", "Shielding");
682a4a95 162 }
fe4da5cc 163
ecd5c1f7 164
682a4a95 165 if (iPIPE)
166 {
167 //=================== PIPE parameters ============================
b422f318 168
682a4a95 169 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
170 }
d6478a5d 171
172 if(iITS) {
2ab0c725 173
682a4a95 174//=================== ITS parameters ============================
d6478a5d 175 //
176 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
177 // almost all other detectors. This involves the fact that the ITS geometry
178 // still has several options to be followed in parallel in order to determine
179 // the best set-up which minimizes the induced background. All the geometries
180 // available to date are described in the following. Read carefully the comments
181 // and use the default version (the only one uncommented) unless you are making
182 // comparisons and you know what you are doing. In this case just uncomment the
183 // ITS geometry you want to use and run Aliroot.
184 //
185 // Detailed geometries:
186 //
187 //
188 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
189 //
190 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
191 //
192 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
6ed59d9f 193 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
194 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
3cdf398d 195 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
6ed59d9f 196 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
197 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
198 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
199 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
200 ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
201 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
d6478a5d 202 //
203 //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
204 //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
205 //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
206 //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
6ed59d9f 207 //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
208 //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
209 //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
210 //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
d6478a5d 211 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
212 //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
213 //
214 //
215 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
216 // for reconstruction !):
217 //
218 //
219 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
220 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
221 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
222 //
223 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
224 //ITS->SetRails(1); // 1 --> rails in ; 0 --> rails out
225 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
226 //
227 //
228 //
229 // Geant3 <-> EUCLID conversion
230 // ============================
231 //
232 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
233 // media to two ASCII files (called by default ITSgeometry.euc and
234 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
235 // The default (=0) means that you dont want to use this facility.
236 //
237 ITS->SetEUCLID(0);
238 }
239
682a4a95 240
241 if (iTPC)
242 {
243 //============================ TPC parameters ================================
244 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
245 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
246 // --- sectors are specified, any value other than that requires at least one
247 // --- sector (lower or upper)to be specified!
248 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
249 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
250 // --- SecLows - number of lower sectors specified (up to 6)
251 // --- SecUps - number of upper sectors specified (up to 12)
252 // --- Sens - sensitive strips for the Slow Simulator !!!
253 // --- This does NOT work if all S or L-sectors are specified, i.e.
254 // --- if SecAL or SecAU < 0
255 //
256 //
257 //-----------------------------------------------------------------------------
258
259 // gROOT->LoadMacro("SetTPCParam.C");
260 // AliTPCParam *param = SetTPCParam();
261 AliTPC *TPC = new AliTPCv2("TPC", "Default");
262
263 // All sectors included
264 TPC->SetSecAL(-1);
265 TPC->SetSecAU(-1);
266
267 }
268
269 if (iTOF)
270 {
271 //=================== TOF parameters ============================
272 AliTOF *TOF = new AliTOFv2("TOF", "normal TOF");
273 }
274
275 if (iRICH)
276 {
277 //=================== RICH parameters ===========================
278 AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
279
280 }
281
282
283 if (iZDC)
284 {
285 //=================== ZDC parameters ============================
286
2423e0d9 287 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
682a4a95 288 }
289
682a4a95 290
291 if (iTRD)
292 {
293 //=================== TRD parameters ============================
294
295 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
296
297 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
298 TRD->SetGasMix(1);
299
300 // With hole in front of PHOS
301 TRD->SetPHOShole();
302 // With hole in front of RICH
303 TRD->SetRICHhole();
304 // Switch on TR
305 AliTRDsim *TRDsim = TRD->CreateTR();
306 }
307
308 if (iFMD)
309 {
310 //=================== FMD parameters ============================
311
312 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
6e0a07ef 313 FMD->SetRingsSi1(256);
f6d3338b 314 FMD->SetRingsSi2(64);
315 FMD->SetSectorsSi1(20);
316 FMD->SetSectorsSi2(24);
317 }
682a4a95 318
319 if (iMUON)
320 {
321 //=================== MUON parameters ===========================
322
323 AliMUON *MUON = new AliMUONv1("MUON", "default");
324 }
325 //=================== PHOS parameters ===========================
326
327 if (iPHOS)
328 {
329 AliPHOS *PHOS = new AliPHOSv1("PHOS", "GPS2");
330 }
331
332
333 if (iPMD)
334 {
335 //=================== PMD parameters ============================
336
337 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
338
339 PMD->SetPAR(1., 1., 0.8, 0.02);
340 PMD->SetIN(6., 18., -580., 27., 27.);
341 PMD->SetGEO(0.0, 0.2, 4.);
342 PMD->SetPadSize(0.8, 1.0, 1.0, 1.5);
343
344 }
345
9757d28c 346 if (iEMCAL && !iRICH)
347 {
348 //=================== EMCAL parameters ============================
349 AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
350 }
351
682a4a95 352 if (iSTART)
353 {
354 //=================== START parameters ============================
355 AliSTART *START = new AliSTARTv1("START", "START Detector");
356 }
357
358
359}
81bf125a 360
361Float_t EtaToTheta(Float_t arg){
362 return (180./TMath::Pi())*2.*atan(exp(-arg));
363}