changes in the MagF constructor
[u/mrichter/AliRoot.git] / TPHIC / ConfigTPHIC.C
CommitLineData
0b5dd071 1static Int_t eventsPerRun = 100;
2enum PprGeo_t
3{
4 kHoles, kNoHoles
5};
6static PprGeo_t geo = kHoles;
7
8void Config()
9{
10 // 7-DEC-2000 09:00
11 // Switch on Transition Radiation simulation. 6/12/00 18:00
12 // iZDC=1 7/12/00 09:00
13 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
14 // Theta range given through pseudorapidity limits 22/6/2001
15
16 // Set Random Number seed
17 // gRandom->SetSeed(12345);
18
19
20 // libraries required by geant321
21 gSystem->Load("libgeant321");
22
23 new TGeant3("C++ Interface to Geant3");
24
25 if (!gSystem->Getenv("CONFIG_FILE"))
26 {
27 TFile *rootfile = new TFile("galice.root", "recreate");
28
29 rootfile->SetCompressionLevel(2);
30 }
31
32 TGeant3 *geant3 = (TGeant3 *) gMC;
33
34 //
35 // Set External decayer
36 TVirtualMCDecayer *decayer = new AliDecayerPythia();
37
38 decayer->SetForceDecay(kAll);
39 decayer->Init();
40 gMC->SetExternalDecayer(decayer);
41 //
42 //
43 //=======================================================================
44 // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
45 geant3->SetTRIG(1); //Number of events to be processed
46 geant3->SetSWIT(4, 1);
47 geant3->SetDEBU(0, 0, 1);
48 //geant3->SetSWIT(2,2);
49 geant3->SetDCAY(1);
50 geant3->SetPAIR(1);
51 geant3->SetCOMP(1);
52 geant3->SetPHOT(1);
53 geant3->SetPFIS(0);
54 geant3->SetDRAY(0);
55 geant3->SetANNI(1);
56 geant3->SetBREM(1);
57 geant3->SetMUNU(1);
58 geant3->SetCKOV(1);
59 geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
60 geant3->SetLOSS(2);
61 geant3->SetMULS(1);
62 geant3->SetRAYL(1);
63 geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
64 geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
65 geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
66 geant3->SetERAN(5.e-7);
67
68 Float_t cut = 1.e-3; // 1MeV cut by default
69 Float_t tofmax = 1.e10;
70
71 // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
72 geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
73 tofmax);
74 //
75 //=======================================================================
76 // ************* STEERING parameters FOR ALICE SIMULATION **************
77 // --- Specify event type to be tracked through the ALICE setup
78 // --- All positions are in cm, angles in degrees, and P and E in GeV
79
80 Int_t process=1;
81 GenTPHIC(process);
82
83 //
84 // Activate this line if you want the vertex smearing to happen
85 // track by track
86 //
87 //gener->SetVertexSmear(perTrack);
88 // Field (L3 0.4 T)
4642ac4b 89 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG));
0b5dd071 90 rootfile->cd();
0b5dd071 91
92
93 Int_t iABSO = 0;
94 Int_t iDIPO = 0;
95 Int_t iFMD = 0;
96 Int_t iFRAME = 0;
97 Int_t iHALL = 0;
98 Int_t iITS = 0;
99 Int_t iMAG = 0;
100 Int_t iMUON = 0;
101 Int_t iPHOS = 0;
102 Int_t iPIPE = 0;
103 Int_t iPMD = 0;
f4b3bbb7 104 Int_t iHMPID = 0;
0b5dd071 105 Int_t iSHIL = 0;
ababa197 106 Int_t iT0 = 0;
0b5dd071 107 Int_t iTOF = 0;
108 Int_t iTPC = 0;
109 Int_t iTRD = 0;
110 Int_t iZDC = 0;
111 Int_t iEMCAL = 0;
b384f8a4 112 Int_t iACORDE = 0;
0b5dd071 113 Int_t iVZERO = 0;
114
115 //=================== Alice BODY parameters =============================
116 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
117
118 if (iMAG)
119 {
120 //=================== MAG parameters ============================
121 // --- Start with Magnet since detector layouts may be depending ---
122 // --- on the selected Magnet dimensions ---
123 AliMAG *MAG = new AliMAG("MAG", "Magnet");
124 }
125
126
127 if (iABSO)
128 {
129 //=================== ABSO parameters ============================
130 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
131 }
132
133 if (iDIPO)
134 {
135 //=================== DIPO parameters ============================
136
137 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
138 }
139
140 if (iHALL)
141 {
142 //=================== HALL parameters ============================
143
144 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
145 }
146
147
148 if (iFRAME)
149 {
150 //=================== FRAME parameters ============================
151
152 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
153 if (geo == kHoles) {
154 FRAME->SetHoles(1);
155 } else {
156 FRAME->SetHoles(0);
157 }
158 }
159
160 if (iSHIL)
161 {
162 //=================== SHIL parameters ============================
163
164 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
165 }
166
167
168 if (iPIPE)
169 {
170 //=================== PIPE parameters ============================
171
172 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
173 }
174
175 if(iITS) {
176
177 //=================== ITS parameters ============================
178 //
179 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
180 // almost all other detectors. This involves the fact that the ITS geometry
181 // still has several options to be followed in parallel in order to determine
182 // the best set-up which minimizes the induced background. All the geometries
183 // available to date are described in the following. Read carefully the comments
184 // and use the default version (the only one uncommented) unless you are making
185 // comparisons and you know what you are doing. In this case just uncomment the
186 // ITS geometry you want to use and run Aliroot.
187 //
188 // Detailed geometries:
189 //
190 //
191 //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
192 //
193 //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
194 //
195 AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
196 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
197 ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
198 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
199 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
200 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
201 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
202 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
203 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
204 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
205 //
206 //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
207 //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
208 //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
209 //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
210 //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
211 //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
212 //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
213 //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
214 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
215 //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
216 //
217 //
218 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
219 // for reconstruction !):
220 //
221 //
222 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
223 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
224 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
225 //
226 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
227 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
228 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
229 //
230 //
231 //
232 // Geant3 <-> EUCLID conversion
233 // ============================
234 //
235 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
236 // media to two ASCII files (called by default ITSgeometry.euc and
237 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
238 // The default (=0) means that you dont want to use this facility.
239 //
240 ITS->SetEUCLID(0);
241 }
242
243 if (iTPC)
244 {
245 //============================ TPC parameters ================================
246 // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
247 // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
248 // --- sectors are specified, any value other than that requires at least one
249 // --- sector (lower or upper)to be specified!
250 // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
251 // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
252 // --- SecLows - number of lower sectors specified (up to 6)
253 // --- SecUps - number of upper sectors specified (up to 12)
254 // --- Sens - sensitive strips for the Slow Simulator !!!
255 // --- This does NOT work if all S or L-sectors are specified, i.e.
256 // --- if SecAL or SecAU < 0
257 //
258 //
259 //-----------------------------------------------------------------------------
260
261 // gROOT->LoadMacro("SetTPCParam.C");
262 // AliTPCParam *param = SetTPCParam();
263 AliTPC *TPC = new AliTPCv2("TPC", "Default");
264
265 // All sectors included
266 TPC->SetSecAL(-1);
267 TPC->SetSecAU(-1);
268
269 }
270
271
272 if (iTOF) {
273 if (geo == kHoles) {
274 //=================== TOF parameters ============================
275 AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
276 } else {
277 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
278 }
279 }
280
281
f4b3bbb7 282 if (iHMPID)
0b5dd071 283 {
f4b3bbb7 284 //=================== HMPID parameters ===========================
285 AliHMPID *HMPID = new AliHMPIDv3("HMPID", "normal HMPID");
0b5dd071 286
287 }
288
289
290 if (iZDC)
291 {
292 //=================== ZDC parameters ============================
293
294 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
295 }
296
297 if (iTRD)
298 {
299 //=================== TRD parameters ============================
300
301 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
302
303 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
304 TRD->SetGasMix(1);
305 if (geo == kHoles) {
306 // With hole in front of PHOS
307 TRD->SetPHOShole();
f4b3bbb7 308 // With hole in front of HMPID
309 TRD->SetHMPIDhole();
0b5dd071 310 }
311 // Switch on TR
312 AliTRDsim *TRDsim = TRD->CreateTR();
313 }
314
315 if (iFMD)
316 {
317 //=================== FMD parameters ============================
318 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
319 FMD->SetRingsSi1(256);
320 FMD->SetRingsSi2(128);
321 FMD->SetSectorsSi1(20);
322 FMD->SetSectorsSi2(40);
323 }
324
325 if (iMUON)
326 {
327 //=================== MUON parameters ===========================
328
329 AliMUON *MUON = new AliMUONv1("MUON", "default");
330 }
331 //=================== PHOS parameters ===========================
332
333 if (iPHOS)
334 {
335 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
336 }
337
338
339 if (iPMD)
340 {
341 //=================== PMD parameters ============================
342 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
343 }
344
ababa197 345 if (iT0)
0b5dd071 346 {
ababa197 347 //=================== T0 parameters ============================
348 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
0b5dd071 349 }
350
351 if (iEMCAL)
352 {
353 //=================== EMCAL parameters ============================
8224b11d 354 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETE");
0b5dd071 355 }
356
b384f8a4 357 if (iACORDE)
0b5dd071 358 {
b384f8a4 359 //=================== ACORDE parameters ============================
f7882672 360 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
0b5dd071 361 }
362
363 if (iVZERO)
364 {
b384f8a4 365 //=================== ACORDE parameters ============================
0b5dd071 366 AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
367 }
368
369}
370
371Float_t EtaToTheta(Float_t arg){
372 return (180./TMath::Pi())*2.*atan(exp(-arg));
373}
374
375//-----------------------------------------------------------------------------
376GenTPHIC(Int_t process)
377{
378 AliGenTPHIC *gener = new AliGenTPHIC();
379
380 gener->SetMomentumRange(0, 999);
381 gener->SetPhiRange(0, 360);
382 Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
383 Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
384 gener->SetThetaRange(thmin,thmax);
385 gener->SetOrigin(0, 0, 0); //vertex position
386 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
387
388 // Set TPHIC-specific parameters
389 gener->SetProcess(process);
390 if (process == 1) { // gamma gamma -> X
391 }
392 else if (process == 2) { // gamma gamma -> eta_c
393 gener->SetKfOnium(441);
394 gener->SetGGwidthOnium(7.4e-06);
395 }
396 else if (process == 3) { // gamma gamma -> mu+ mu-
397 gener->SetKfFermion = 13;
398 }
399 else if (process == 4) { // gamma gamma -> W+ W-
400 gener->SetMggRange(70.,200.);
401 gener->SetYggRange(-5.,5.);
402 gener->SetLumFunName("lum_ca_70_200.dat");
403 gener->SetLumFunFlag(-1);
404 }
405 else if (process == 5) { // gamma gamma -> chi_1+ chi_1- (not implemented)
406 }
407 else if (process == 5) { // gamma gamma -> rho0 rho0
408 gener->SetKfVmesons(113,113);
409 }
410
411 gener->SetDebug(1);
412 gener->SetEventListRange(1,10);
413 gener->Init();
414}