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1 | static Int_t eventsPerRun = 100; |
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2 | enum PprGeo_t |
3 | { |
4 | kHoles, kNoHoles |
5 | }; |
6 | static PprGeo_t geo = kHoles; |
7 | |
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8 | void Config() |
9 | { |
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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 |
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14 | // Theta range given through pseudorapidity limits 22/6/2001 |
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15 | |
16 | // Set Random Number seed |
17 | // gRandom->SetSeed(12345); |
18 | |
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19 | |
20 | // libraries required by geant321 |
21 | gSystem->Load("libgeant321"); |
22 | |
23 | new TGeant3("C++ Interface to Geant3"); |
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24 | |
25 | if (!gSystem->Getenv("CONFIG_FILE")) |
26 | { |
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27 | cout<<"Config.C: Creating Run Loader ..."<<endl; |
28 | AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::fgkDefaultEventFolderName, |
29 | "recreate"); |
30 | if (rl == 0x0) |
31 | { |
32 | gAlice->Fatal("Config.C","Can not instatiate the Run Loader"); |
33 | return; |
34 | } |
35 | rl->SetCompressionLevel(2); |
36 | rl->SetNumberOfEventsPerFile(3); |
37 | gAlice->SetRunLoader(rl); |
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38 | } |
39 | |
40 | TGeant3 *geant3 = (TGeant3 *) gMC; |
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41 | |
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42 | // |
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43 | // Set External decayer |
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44 | TVirtualMCDecayer *decayer = new AliDecayerPythia(); |
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45 | |
46 | decayer->SetForceDecay(kAll); |
47 | decayer->Init(); |
48 | gMC->SetExternalDecayer(decayer); |
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49 | // |
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50 | // |
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51 | //======================================================================= |
52 | // ******* GEANT STEERING parameters FOR ALICE SIMULATION ******* |
53 | geant3->SetTRIG(1); //Number of events to be processed |
54 | geant3->SetSWIT(4, 10); |
55 | geant3->SetDEBU(0, 0, 1); |
56 | //geant3->SetSWIT(2,2); |
57 | geant3->SetDCAY(1); |
58 | geant3->SetPAIR(1); |
59 | geant3->SetCOMP(1); |
60 | geant3->SetPHOT(1); |
61 | geant3->SetPFIS(0); |
62 | geant3->SetDRAY(0); |
63 | geant3->SetANNI(1); |
64 | geant3->SetBREM(1); |
65 | geant3->SetMUNU(1); |
66 | geant3->SetCKOV(1); |
67 | geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3) |
68 | geant3->SetLOSS(2); |
69 | geant3->SetMULS(1); |
70 | geant3->SetRAYL(1); |
71 | geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0) |
72 | geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks |
73 | geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2) |
74 | geant3->SetERAN(5.e-7); |
75 | |
76 | Float_t cut = 1.e-3; // 1MeV cut by default |
77 | Float_t tofmax = 1.e10; |
78 | |
79 | // GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX |
80 | geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut, |
81 | tofmax); |
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82 | // |
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83 | //======================================================================= |
84 | // ************* STEERING parameters FOR ALICE SIMULATION ************** |
85 | // --- Specify event type to be tracked through the ALICE setup |
86 | // --- All positions are in cm, angles in degrees, and P and E in GeV |
87 | if (gSystem->Getenv("CONFIG_NPARTICLES")) |
88 | { |
89 | int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES")); |
90 | } else |
91 | { |
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92 | int nParticles = 30; |
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93 | } |
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94 | AliGenCocktail *gener = new AliGenCocktail(); |
95 | gener->SetPhiRange(220, 320); |
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96 | // Set pseudorapidity range from -8 to 8. |
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97 | Float_t thmin = EtaToTheta(0.12); // theta min. <---> eta max |
98 | Float_t thmax = EtaToTheta(-0.12); // theta max. <---> eta min |
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99 | gener->SetThetaRange(thmin,thmax); |
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100 | gener->SetOrigin(0, 0, 0); //vertex position |
101 | gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position |
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102 | |
103 | AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles); |
104 | hijingparam->SetMomentumRange(0.2, 999); |
105 | gener->AddGenerator(hijingparam,"HIJING PARAM",1); |
106 | |
107 | // AliGenBox *genbox = new AliGenBox(nParticles); |
108 | // genbox->SetPart(22); |
109 | // genbox->SetPtRange(0.3, 10.00); |
110 | // gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1); |
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111 | gener->Init(); |
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112 | |
113 | |
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114 | // |
115 | // Activate this line if you want the vertex smearing to happen |
116 | // track by track |
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117 | // |
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118 | //gener->SetVertexSmear(perTrack); |
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119 | // Field (L3 0.4 T) |
120 | AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1); |
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121 | gAlice->SetField(field); |
122 | |
123 | |
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124 | Int_t iABSO = 0; |
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125 | Int_t iDIPO = 1; |
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126 | Int_t iFMD = 0; |
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127 | Int_t iFRAME = 1; |
128 | Int_t iHALL = 1; |
129 | Int_t iITS = 1; |
130 | Int_t iMAG = 1; |
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131 | Int_t iMUON = 0; |
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132 | Int_t iPHOS = 1; |
133 | Int_t iPIPE = 1; |
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134 | Int_t iPMD = 0; |
135 | Int_t iRICH = 0; |
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136 | Int_t iSHIL = 1; |
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137 | Int_t iSTART = 0; |
138 | Int_t iTOF = 0; |
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139 | Int_t iTPC = 1; |
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140 | Int_t iTRD = 0; |
141 | Int_t iZDC = 0; |
142 | Int_t iEMCAL = 0; |
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143 | Int_t iCRT = 0; |
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144 | Int_t iVZERO = 0; |
145 | rl->CdGAFile(); |
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146 | //=================== Alice BODY parameters ============================= |
147 | AliBODY *BODY = new AliBODY("BODY", "Alice envelop"); |
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148 | |
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149 | if (iMAG) |
150 | { |
151 | //=================== MAG parameters ============================ |
152 | // --- Start with Magnet since detector layouts may be depending --- |
153 | // --- on the selected Magnet dimensions --- |
154 | AliMAG *MAG = new AliMAG("MAG", "Magnet"); |
155 | } |
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156 | |
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157 | |
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158 | if (iABSO) |
159 | { |
160 | //=================== ABSO parameters ============================ |
161 | AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber"); |
162 | } |
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163 | |
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164 | if (iDIPO) |
165 | { |
166 | //=================== DIPO parameters ============================ |
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167 | |
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168 | AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2"); |
169 | } |
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170 | |
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171 | if (iHALL) |
172 | { |
173 | //=================== HALL parameters ============================ |
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174 | |
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175 | AliHALL *HALL = new AliHALL("HALL", "Alice Hall"); |
176 | } |
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177 | |
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178 | |
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179 | if (iFRAME) |
180 | { |
181 | //=================== FRAME parameters ============================ |
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182 | |
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183 | AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame"); |
184 | if (geo == kHoles) { |
185 | FRAME->SetHoles(1); |
186 | } else { |
187 | FRAME->SetHoles(0); |
188 | } |
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189 | } |
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190 | |
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191 | if (iSHIL) |
192 | { |
193 | //=================== SHIL parameters ============================ |
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194 | |
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195 | AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2"); |
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196 | } |
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197 | |
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198 | |
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199 | if (iPIPE) |
200 | { |
201 | //=================== PIPE parameters ============================ |
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202 | |
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203 | AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe"); |
204 | } |
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205 | |
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206 | if(iITS) { |
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207 | |
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208 | //=================== ITS parameters ============================ |
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209 | // |
210 | // As the innermost detector in ALICE, the Inner Tracking System "impacts" on |
211 | // almost all other detectors. This involves the fact that the ITS geometry |
212 | // still has several options to be followed in parallel in order to determine |
213 | // the best set-up which minimizes the induced background. All the geometries |
214 | // available to date are described in the following. Read carefully the comments |
215 | // and use the default version (the only one uncommented) unless you are making |
216 | // comparisons and you know what you are doing. In this case just uncomment the |
217 | // ITS geometry you want to use and run Aliroot. |
218 | // |
219 | // Detailed geometries: |
220 | // |
221 | // |
222 | //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services"); |
223 | // |
224 | //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services"); |
225 | // |
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226 | AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services"); |
227 | ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
228 | ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
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229 | // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer |
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230 | ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
231 | ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] |
232 | ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] |
233 | ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] |
234 | ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
235 | ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
236 | // |
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237 | //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services"); |
238 | //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer |
239 | //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer |
240 | //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer |
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241 | //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300] |
242 | //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300] |
243 | //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300] |
244 | //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300] |
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245 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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246 | //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon |
247 | // |
248 | // |
249 | // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful |
250 | // for reconstruction !): |
251 | // |
252 | // |
253 | //AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services"); |
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254 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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255 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
256 | // |
257 | //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services"); |
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258 | //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out |
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259 | //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon |
260 | // |
261 | // |
262 | // |
263 | // Geant3 <-> EUCLID conversion |
264 | // ============================ |
265 | // |
266 | // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and |
267 | // media to two ASCII files (called by default ITSgeometry.euc and |
268 | // ITSgeometry.tme) in a format understandable to the CAD system EUCLID. |
269 | // The default (=0) means that you dont want to use this facility. |
270 | // |
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271 | ITS->SetEUCLID(0); |
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272 | } |
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273 | |
274 | if (iTPC) |
275 | { |
276 | //============================ TPC parameters ================================ |
277 | // --- This allows the user to specify sectors for the SLOW (TPC geometry 2) |
278 | // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper) |
279 | // --- sectors are specified, any value other than that requires at least one |
280 | // --- sector (lower or upper)to be specified! |
281 | // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0) |
282 | // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0) |
283 | // --- SecLows - number of lower sectors specified (up to 6) |
284 | // --- SecUps - number of upper sectors specified (up to 12) |
285 | // --- Sens - sensitive strips for the Slow Simulator !!! |
286 | // --- This does NOT work if all S or L-sectors are specified, i.e. |
287 | // --- if SecAL or SecAU < 0 |
288 | // |
289 | // |
290 | //----------------------------------------------------------------------------- |
291 | |
292 | // gROOT->LoadMacro("SetTPCParam.C"); |
293 | // AliTPCParam *param = SetTPCParam(); |
294 | AliTPC *TPC = new AliTPCv2("TPC", "Default"); |
295 | |
296 | // All sectors included |
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297 | TPC->SetSecAU(-1); |
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298 | TPC->SetSecAL(-1); |
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299 | } |
300 | |
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301 | |
302 | if (iTOF) { |
303 | if (geo == kHoles) { |
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304 | //=================== TOF parameters ============================ |
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305 | AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes"); |
306 | } else { |
307 | AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF"); |
308 | } |
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309 | } |
310 | |
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311 | |
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312 | if (iRICH) |
313 | { |
314 | //=================== RICH parameters =========================== |
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315 | AliRICH *RICH = new AliRICHv3("RICH", "normal RICH"); |
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316 | |
317 | } |
318 | |
319 | |
320 | if (iZDC) |
321 | { |
322 | //=================== ZDC parameters ============================ |
323 | |
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324 | AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC"); |
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325 | } |
326 | |
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327 | if (iTRD) |
328 | { |
329 | //=================== TRD parameters ============================ |
330 | |
331 | AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator"); |
332 | |
333 | // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2) |
334 | TRD->SetGasMix(1); |
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335 | if (geo == kHoles) { |
336 | // With hole in front of PHOS |
337 | TRD->SetPHOShole(); |
338 | // With hole in front of RICH |
339 | TRD->SetRICHhole(); |
340 | } |
341 | // Switch on TR |
342 | AliTRDsim *TRDsim = TRD->CreateTR(); |
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343 | } |
344 | |
345 | if (iFMD) |
346 | { |
347 | //=================== FMD parameters ============================ |
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348 | AliFMD *FMD = new AliFMDv1("FMD", "normal FMD"); |
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349 | FMD->SetRingsSi1(256); |
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350 | FMD->SetRingsSi2(128); |
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351 | FMD->SetSectorsSi1(20); |
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352 | FMD->SetSectorsSi2(40); |
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353 | } |
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354 | |
355 | if (iMUON) |
356 | { |
357 | //=================== MUON parameters =========================== |
358 | |
359 | AliMUON *MUON = new AliMUONv1("MUON", "default"); |
360 | } |
361 | //=================== PHOS parameters =========================== |
362 | |
363 | if (iPHOS) |
364 | { |
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365 | AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP"); |
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366 | } |
367 | |
368 | |
369 | if (iPMD) |
370 | { |
371 | //=================== PMD parameters ============================ |
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372 | AliPMD *PMD = new AliPMDv1("PMD", "normal PMD"); |
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373 | } |
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374 | |
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375 | if (iSTART) |
376 | { |
377 | //=================== START parameters ============================ |
378 | AliSTART *START = new AliSTARTv1("START", "START Detector"); |
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379 | } |
380 | |
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381 | if (iEMCAL) |
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382 | { |
383 | //=================== EMCAL parameters ============================ |
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384 | AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a"); |
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385 | } |
386 | |
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387 | if (iCRT) |
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388 | { |
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389 | //=================== CRT parameters ============================ |
390 | AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE"); |
682a4a95 |
391 | } |
392 | |
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393 | if (iVZERO) |
394 | { |
395 | //=================== CRT parameters ============================ |
396 | AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO"); |
397 | } |
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398 | |
399 | } |
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400 | |
401 | Float_t EtaToTheta(Float_t arg){ |
402 | return (180./TMath::Pi())*2.*atan(exp(-arg)); |
403 | } |