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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> |
87d24ab1 |
12 | #include <TGeant3TGeo.h> |
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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" |
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28 | #include "ITS/AliITSvPPRasymmFMD.h" |
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29 | #include "TPC/AliTPCv2.h" |
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30 | #include "TOF/AliTOFv5T0.h" |
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31 | #include "RICH/AliRICHv1.h" |
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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" |
4920e63e |
39 | #include "EMCAL/AliEMCALv2.h" |
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40 | #include "CRT/AliCRTv0.h" |
4a2f6442 |
41 | #include "VZERO/AliVZEROv7.h" |
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42 | #endif |
43 | |
44 | Float_t EtaToTheta(Float_t arg); |
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45 | |
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46 | void Config() |
47 | { |
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48 | // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00 |
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49 | // Theta range given through pseudorapidity limits 22/6/2001 |
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50 | |
51 | // Set Random Number seed |
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52 | gRandom->SetSeed(123456); // Set 0 to use the currecnt time |
8e86a720 |
53 | AliLog::Message(AliLog::kInfo, Form("Seed for random number generation = %d",gRandom->GetSeed()), "Config.C", "Config.C", "Config()","Config.C", __LINE__); |
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54 | |
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55 | |
56 | // libraries required by geant321 |
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57 | #if defined(__CINT__) |
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58 | gSystem->Load("libgeant321"); |
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59 | #endif |
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60 | |
b0470150 |
61 | new TGeant3TGeo("C++ Interface to Geant3"); |
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62 | |
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63 | AliRunLoader* rl=0x0; |
64 | |
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65 | AliLog::Message(AliLog::kInfo, "Creating Run Loader", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
66 | |
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67 | rl = AliRunLoader::Open("galice.root", |
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68 | AliConfig::GetDefaultEventFolderName(), |
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69 | "recreate"); |
70 | if (rl == 0x0) |
71 | { |
72 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); |
73 | return; |
74 | } |
75 | rl->SetCompressionLevel(2); |
76 | rl->SetNumberOfEventsPerFile(3); |
77 | gAlice->SetRunLoader(rl); |
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78 | |
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79 | // Set the trigger configuration |
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80 | gAlice->SetTriggerDescriptor("Pb-Pb"); |
81 | cout<<"Trigger configuration is set to Pb-Pb"<<endl; |
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82 | |
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83 | // |
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84 | // Set External decayer |
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85 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); |
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86 | |
87 | decayer->SetForceDecay(kAll); |
88 | decayer->Init(); |
89 | gMC->SetExternalDecayer(decayer); |
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90 | //======================================================================= |
6a3df6c9 |
91 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
92 | // --- Specify event type to be tracked through the ALICE setup |
93 | // --- All positions are in cm, angles in degrees, and P and E in GeV |
94 | |
95 | |
96 | gMC->SetProcess("DCAY",1); |
97 | gMC->SetProcess("PAIR",1); |
98 | gMC->SetProcess("COMP",1); |
99 | gMC->SetProcess("PHOT",1); |
100 | gMC->SetProcess("PFIS",0); |
101 | gMC->SetProcess("DRAY",0); |
102 | gMC->SetProcess("ANNI",1); |
103 | gMC->SetProcess("BREM",1); |
104 | gMC->SetProcess("MUNU",1); |
105 | gMC->SetProcess("CKOV",1); |
106 | gMC->SetProcess("HADR",1); |
107 | gMC->SetProcess("LOSS",2); |
108 | gMC->SetProcess("MULS",1); |
109 | gMC->SetProcess("RAYL",1); |
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110 | |
111 | Float_t cut = 1.e-3; // 1MeV cut by default |
112 | Float_t tofmax = 1.e10; |
113 | |
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114 | gMC->SetCut("CUTGAM", cut); |
115 | gMC->SetCut("CUTELE", cut); |
116 | gMC->SetCut("CUTNEU", cut); |
117 | gMC->SetCut("CUTHAD", cut); |
118 | gMC->SetCut("CUTMUO", cut); |
119 | gMC->SetCut("BCUTE", cut); |
120 | gMC->SetCut("BCUTM", cut); |
121 | gMC->SetCut("DCUTE", cut); |
122 | gMC->SetCut("DCUTM", cut); |
123 | gMC->SetCut("PPCUTM", cut); |
124 | gMC->SetCut("TOFMAX", tofmax); |
125 | |
126 | |
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127 | int nParticles = 100; |
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128 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
129 | { |
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130 | nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
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131 | } |
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132 | |
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133 | AliGenCocktail *gener = new AliGenCocktail(); |
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134 | gener->SetPhiRange(0, 360); |
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135 | // Set pseudorapidity range from -8 to 8. |
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136 | Float_t thmin = EtaToTheta(8); // theta min. <---> eta max |
137 | Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min |
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138 | gener->SetThetaRange(thmin,thmax); |
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139 | gener->SetOrigin(0, 0, 0); //vertex position |
140 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position |
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141 | |
142 | AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); |
143 | hijingparam->SetMomentumRange(0.2, 999); |
144 | gener->AddGenerator(hijingparam,"HIJING PARAM",1); |
145 | |
146 | // AliGenBox *genbox = new AliGenBox(nParticles); |
147 | // genbox->SetPart(22); |
148 | // genbox->SetPtRange(0.3, 10.00); |
149 | // gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); |
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150 | gener->Init(); |
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151 | |
152 | |
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153 | // |
154 | // Activate this line if you want the vertex smearing to happen |
155 | // track by track |
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156 | // |
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157 | //gener->SetVertexSmear(perTrack); |
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158 | // Field (L3 0.4 T) |
159 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); |
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160 | gAlice->SetField(field); |
161 | |
162 | |
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163 | Int_t iABSO = 1; |
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164 | Int_t iDIPO = 1; |
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165 | Int_t iFMD = 1; |
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166 | Int_t iFRAME = 1; |
167 | Int_t iHALL = 1; |
168 | Int_t iITS = 1; |
169 | Int_t iMAG = 1; |
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170 | Int_t iMUON = 1; |
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171 | Int_t iPHOS = 1; |
172 | Int_t iPIPE = 1; |
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173 | Int_t iPMD = 1; |
174 | Int_t iRICH = 1; |
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175 | Int_t iSHIL = 1; |
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176 | Int_t iSTART = 1; |
177 | Int_t iTOF = 1; |
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178 | Int_t iTPC = 1; |
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179 | Int_t iTRD = 1; |
180 | Int_t iZDC = 1; |
181 | Int_t iEMCAL = 1; |
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182 | Int_t iCRT = 0; |
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183 | Int_t iVZERO = 1; |
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184 | rl->CdGAFile(); |
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185 | //=================== Alice BODY parameters ============================= |
186 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); |
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187 | |
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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 | } |
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195 | |
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196 | |
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197 | if (iABSO) |
198 | { |
199 | //=================== ABSO parameters ============================ |
200 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); |
201 | } |
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202 | |
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203 | if (iDIPO) |
204 | { |
205 | //=================== DIPO parameters ============================ |
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206 | |
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207 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
208 | } |
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209 | |
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210 | if (iHALL) |
211 | { |
212 | //=================== HALL parameters ============================ |
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213 | |
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214 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
215 | } |
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216 | |
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217 | |
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218 | if (iFRAME) |
219 | { |
220 | //=================== FRAME parameters ============================ |
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221 | |
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222 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
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223 | } |
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224 | |
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225 | if (iSHIL) |
226 | { |
227 | //=================== SHIL parameters ============================ |
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228 | |
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229 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); |
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230 | } |
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231 | |
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232 | |
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233 | if (iPIPE) |
234 | { |
235 | //=================== PIPE parameters ============================ |
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236 | |
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237 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
238 | } |
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239 | |
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240 | if(iITS) { |
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241 | |
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242 | //=================== ITS parameters ============================ |
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243 | // |
244 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on |
245 | // almost all other detectors. This involves the fact that the ITS geometry |
246 | // still has several options to be followed in parallel in order to determine |
247 | // the best set-up which minimizes the induced background. All the geometries |
248 | // available to date are described in the following. Read carefully the comments |
249 | // and use the default version (the only one uncommented) unless you are making |
250 | // comparisons and you know what you are doing. In this case just uncomment the |
251 | // ITS geometry you want to use and run Aliroot. |
252 | // |
253 | // Detailed geometries: |
254 | // |
255 | // |
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256 | // |
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257 | AliITSvPPRasymmFMD *ITS = new AliITSvPPRasymmFMD("ITS","ITS PPR detailed version with asymmetric services"); |
258 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
259 | ITS->SetReadDet(kTRUE); // don't touch this parameter if you're not an ITS developer |
260 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer |
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261 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
262 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] |
263 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] |
264 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] |
e1cd8da1 |
265 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
266 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
267 | |
268 | |
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269 | // |
270 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
271 | // for reconstruction !): |
272 | // |
273 | // |
274 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); |
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275 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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276 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
277 | // |
278 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); |
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279 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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280 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
281 | // |
282 | // |
283 | // |
284 | // Geant3 <-> EUCLID conversion |
285 | // ============================ |
286 | // |
287 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and |
288 | // media to two ASCII files (called by default ITSgeometry.euc and |
289 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. |
290 | // The default (=0) means that you dont want to use this facility. |
291 | // |
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292 | ITS->SetEUCLID(0); |
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293 | } |
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294 | |
295 | if (iTPC) |
296 | { |
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297 | //============================ TPC parameters =================== |
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298 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
682a4a95 |
299 | } |
300 | |
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301 | |
302 | if (iTOF) { |
682a4a95 |
303 | //=================== TOF parameters ============================ |
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304 | AliTOF *TOF = new AliTOFv5T0("TOF", "normal TOF"); |
682a4a95 |
305 | } |
306 | |
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307 | |
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308 | if (iRICH) |
309 | { |
310 | //=================== RICH parameters =========================== |
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311 | AliRICH *RICH = new AliRICHv1("RICH", "normal RICH"); |
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312 | |
313 | } |
314 | |
315 | |
316 | if (iZDC) |
317 | { |
318 | //=================== ZDC parameters ============================ |
319 | |
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320 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); |
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321 | } |
322 | |
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323 | if (iTRD) |
324 | { |
325 | //=================== TRD parameters ============================ |
326 | |
327 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); |
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328 | } |
329 | |
330 | if (iFMD) |
331 | { |
332 | //=================== FMD parameters ============================ |
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333 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
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334 | } |
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335 | |
336 | if (iMUON) |
337 | { |
338 | //=================== MUON parameters =========================== |
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339 | // New MUONv1 version (geometry defined via builders) |
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340 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
341 | } |
342 | //=================== PHOS parameters =========================== |
343 | |
344 | if (iPHOS) |
345 | { |
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346 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
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347 | } |
348 | |
349 | |
350 | if (iPMD) |
351 | { |
352 | //=================== PMD parameters ============================ |
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353 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
35be7bcf |
354 | } |
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355 | |
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356 | if (iSTART) |
357 | { |
358 | //=================== START parameters ============================ |
359 | AliSTART *START = new AliSTARTv1("START", "START Detector"); |
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360 | } |
361 | |
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362 | if (iEMCAL) |
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363 | { |
364 | //=================== EMCAL parameters ============================ |
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365 | AliEMCAL *EMCAL = new AliEMCALv2("EMCAL", "SHISH_77_TRD1_2X2_FINAL_110DEG"); |
9757d28c |
366 | } |
367 | |
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368 | if (iCRT) |
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369 | { |
35be7bcf |
370 | //=================== CRT parameters ============================ |
371 | AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE"); |
682a4a95 |
372 | } |
373 | |
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374 | if (iVZERO) |
375 | { |
376 | //=================== CRT parameters ============================ |
4a2f6442 |
377 | AliVZERO *VZERO = new AliVZEROv7("VZERO", "normal VZERO"); |
35be7bcf |
378 | } |
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379 | |
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380 | AliLog::Message(AliLog::kInfo, "End of Config", "Config.C", "Config.C", "Config()"," Config.C", __LINE__); |
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381 | |
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382 | } |
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383 | |
384 | Float_t EtaToTheta(Float_t arg){ |
385 | return (180./TMath::Pi())*2.*atan(exp(-arg)); |
386 | } |