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[u/mrichter/AliRoot.git] / PHOS / macros / AlignmentDB / Config.C
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49c37ad8 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>
9bb2665f 13#include <TPDGCode.h>
49c37ad8 14#include "STEER/AliRunLoader.h"
15#include "STEER/AliRun.h"
16#include "STEER/AliConfig.h"
17#include "PYTHIA6/AliDecayerPythia.h"
18#include "EVGEN/AliGenCocktail.h"
19#include "EVGEN/AliGenHIJINGpara.h"
f7a1cc68 20#include "STEER/AliMagF.h"
49c37ad8 21#include "STRUCT/AliBODY.h"
22#include "STRUCT/AliMAG.h"
23#include "STRUCT/AliABSOv0.h"
24#include "STRUCT/AliDIPOv2.h"
25#include "STRUCT/AliHALL.h"
26#include "STRUCT/AliFRAMEv2.h"
27#include "STRUCT/AliSHILv2.h"
28#include "STRUCT/AliPIPEv0.h"
29#include "ITS/AliITSvPPRasymmFMD.h"
30#include "TPC/AliTPCv2.h"
31#include "TOF/AliTOFv4T0.h"
f4b3bbb7 32#include "HMPID/AliHMPIDv1.h"
49c37ad8 33#include "ZDC/AliZDCv2.h"
34#include "TRD/AliTRDv1.h"
35#include "FMD/AliFMDv1.h"
36#include "MUON/AliMUONv1.h"
37#include "MUON/AliMUONSt1GeometryBuilderV2.h"
38#include "MUON/AliMUONSt2GeometryBuilderV2.h"
39#include "MUON/AliMUONSlatGeometryBuilder.h"
40#include "MUON/AliMUONTriggerGeometryBuilder.h"
41#include "PHOS/AliPHOSv1.h"
42#include "PMD/AliPMDv1.h"
ababa197 43#include "T0/AliT0v1.h"
49c37ad8 44#include "EMCAL/AliEMCALv2.h"
f7882672 45#include "ACORDE/AliACORDEv1.h"
49c37ad8 46#include "VZERO/AliVZEROv5.h"
47#endif
48
49Float_t EtaToTheta(Float_t arg);
50enum PprGeo_t
51{
52 kHoles, kNoHoles
53};
54static PprGeo_t geo = kHoles;
55
56void Config()
57{
58 // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
59 // Theta range given through pseudorapidity limits 22/6/2001
60
61 // Set Random Number seed
62 gRandom->SetSeed(123456); // Set 0 to use the currecnt time
63 AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__);
64
65
66 // libraries required by geant321
67#if defined(__CINT__)
68 gSystem->Load("libgeant321");
69#endif
70
71 new TGeant3TGeo("C++ Interface to Geant3");
72
73 AliRunLoader* rl=0x0;
74
75 AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
76
77 rl = AliRunLoader::Open("galice.root",
78 AliConfig::GetDefaultEventFolderName(),
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);
88
89 //
90 // Set External decayer
91 TVirtualMCDecayer *decayer = new AliDecayerPythia();
92
93 decayer->SetForceDecay(kAll);
94 decayer->Init();
95 gMC->SetExternalDecayer(decayer);
96 //=======================================================================
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);
116
117 Float_t cut = 1.e-3; // 1MeV cut by default
118 Float_t tofmax = 1.e10;
119
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
133 int nParticles = 100;
134 if (gSystem->Getenv("CONFIG_NPARTICLES"))
135 {
136 nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
137 }
138
139 AliGenCocktail *gener = new AliGenCocktail();
140 gener->SetPhiRange(220, 320);
141 // Set pseudorapidity range from -0.13 to 0.13.
142 Float_t thmin = EtaToTheta(+0.13); // theta min. <---> eta max
143 Float_t thmax = EtaToTheta(-0.13); // theta max. <---> eta min
144 gener->SetThetaRange(thmin,thmax);
145 gener->SetOrigin(0, 0, 0); //vertex position
146 gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
147
148 AliGenBox *genbox = new AliGenBox(nParticles);
9bb2665f 149 genbox->SetPart(kElectron);
49c37ad8 150 genbox->SetPtRange(0.3, 10.00);
151 gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
152 gener->Init();
153
154
155 //
156 // Activate this line if you want the vertex smearing to happen
157 // track by track
158 //
159 //gener->SetVertexSmear(perTrack);
99c7d495 160 // Field (L3 0.5 T)
4642ac4b 161 TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG));
49c37ad8 162
163 Int_t iABSO = 0;
164 Int_t iDIPO = 0;
165 Int_t iFMD = 0;
166 Int_t iFRAME = 0;
167 Int_t iHALL = 0;
168 Int_t iITS = 0;
169 Int_t iMAG = 0;
170 Int_t iMUON = 0;
171 Int_t iPHOS = 1;
172 Int_t iPIPE = 1;
173 Int_t iPMD = 0;
f4b3bbb7 174 Int_t iHMPID = 0;
49c37ad8 175 Int_t iSHIL = 0;
ababa197 176 Int_t iT0 = 0;
49c37ad8 177 Int_t iTOF = 0;
178 Int_t iTPC = 0;
179 Int_t iTRD = 0;
180 Int_t iZDC = 0;
181 Int_t iEMCAL = 0;
b384f8a4 182 Int_t iACORDE = 0;
49c37ad8 183 Int_t iVZERO = 0;
184 rl->CdGAFile();
185 //=================== Alice BODY parameters =============================
186 AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
187
188 if (iMAG)
189 {
190 //=================== MAG parameters ============================
191 // --- Start with Magnet since detector layouts may be depending ---
192 // --- on the selected Magnet dimensions ---
193 AliMAG *MAG = new AliMAG("MAG", "Magnet");
194 }
195
196
197 if (iABSO)
198 {
199 //=================== ABSO parameters ============================
200 AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
201 }
202
203 if (iDIPO)
204 {
205 //=================== DIPO parameters ============================
206
207 AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
208 }
209
210 if (iHALL)
211 {
212 //=================== HALL parameters ============================
213
214 AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
215 }
216
217
218 if (iFRAME)
219 {
220 //=================== FRAME parameters ============================
221
222 AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
223 if (geo == kHoles) {
224 FRAME->SetHoles(1);
225 } else {
226 FRAME->SetHoles(0);
227 }
228 }
229
230 if (iSHIL)
231 {
232 //=================== SHIL parameters ============================
233
234 AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
235 }
236
237
238 if (iPIPE)
239 {
240 //=================== PIPE parameters ============================
241
242 AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
243 }
244
245 if(iITS) {
246
247 //=================== ITS parameters ============================
248 //
249 // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
250 // almost all other detectors. This involves the fact that the ITS geometry
251 // still has several options to be followed in parallel in order to determine
252 // the best set-up which minimizes the induced background. All the geometries
253 // available to date are described in the following. Read carefully the comments
254 // and use the default version (the only one uncommented) unless you are making
255 // comparisons and you know what you are doing. In this case just uncomment the
256 // ITS geometry you want to use and run Aliroot.
257 //
258 // Detailed geometries:
259 //
260 //
261 //
262 AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services");
263 ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
264 ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer
265 // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
266 ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
267 ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
268 ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
269 ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
270 ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
271 ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
272
273
274 //
275 // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
276 // for reconstruction !):
277 //
278 //
279 //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
280 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
281 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
282 //
283 //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
284 //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
285 //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
286 //
287 //
288 //
289 // Geant3 <-> EUCLID conversion
290 // ============================
291 //
292 // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
293 // media to two ASCII files (called by default ITSgeometry.euc and
294 // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
295 // The default (=0) means that you dont want to use this facility.
296 //
297 ITS->SetEUCLID(0);
298 }
299
300 if (iTPC)
301 {
302 //============================ TPC parameters ===================
303 AliTPC *TPC = new AliTPCv2("TPC", "Default");
304 }
305
306
307 if (iTOF) {
308 //=================== TOF parameters ============================
309 AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
310 }
311
312
f4b3bbb7 313 if (iHMPID)
49c37ad8 314 {
f4b3bbb7 315 //=================== HMPID parameters ===========================
316 AliHMPID *HMPID = new AliHMPIDv1("HMPID", "normal HMPID");
49c37ad8 317
318 }
319
320
321 if (iZDC)
322 {
323 //=================== ZDC parameters ============================
324
325 AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
326 }
327
328 if (iTRD)
329 {
330 //=================== TRD parameters ============================
331
332 AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
333
334 // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
335 TRD->SetGasMix(1);
336 if (geo == kHoles) {
337 // With hole in front of PHOS
338 TRD->SetPHOShole();
f4b3bbb7 339 // With hole in front of HMPID
340 TRD->SetHMPIDhole();
49c37ad8 341 }
342 // Switch on TR
343 AliTRDsim *TRDsim = TRD->CreateTR();
344 }
345
346 if (iFMD)
347 {
348 //=================== FMD parameters ============================
349 AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
350 }
351
352 if (iMUON)
353 {
354 //=================== MUON parameters ===========================
355 // New MUONv1 version (geometry defined via builders)
356 AliMUON *MUON = new AliMUONv1("MUON", "default");
357 ((AliMUONv1*)MUON)->SetStepManagerVersionDE(true);
358 MUON->AddGeometryBuilder(new AliMUONSt1GeometryBuilderV2(MUON));
359 MUON->AddGeometryBuilder(new AliMUONSt2GeometryBuilderV2(MUON));
360 MUON->AddGeometryBuilder(new AliMUONSlatGeometryBuilder(MUON));
361 MUON->AddGeometryBuilder(new AliMUONTriggerGeometryBuilder(MUON));
362 }
363 //=================== PHOS parameters ===========================
364
365 if (iPHOS)
366 {
367 AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
368 }
369
370
371 if (iPMD)
372 {
373 //=================== PMD parameters ============================
374 AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
375 }
376
ababa197 377 if (iT0)
49c37ad8 378 {
ababa197 379 //=================== T0 parameters ============================
380 AliT0 *T0 = new AliT0v1("T0", "T0 Detector");
49c37ad8 381 }
382
383 if (iEMCAL)
384 {
385 //=================== EMCAL parameters ============================
c76b9217 386 AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "EMCAL_COMPLETEV1");
49c37ad8 387 }
388
b384f8a4 389 if (iACORDE)
49c37ad8 390 {
b384f8a4 391 //=================== ACORDE parameters ============================
f7882672 392 AliACORDE *ACORDE = new AliACORDEv1("ACORDE", "normal ACORDE");
49c37ad8 393 }
394
395 if (iVZERO)
396 {
b384f8a4 397 //=================== ACORDE parameters ============================
49c37ad8 398 AliVZERO *VZERO = new AliVZEROv5("VZERO", "normal VZERO");
399 }
400
401 AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__);
402
403}
404
405Float_t EtaToTheta(Float_t arg){
406 return (180./TMath::Pi())*2.*atan(exp(-arg));
407}