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4c039060 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
88cb7938 | 16 | /* $Id$ */ |
73042f01 | 17 | // |
4c039060 | 18 | |
fe4da5cc | 19 | /////////////////////////////////////////////////////////////////////////////// |
20 | // // | |
21 | // Time Projection Chamber version 0 -- "coarse" TPC // | |
22 | // // | |
23 | //Begin_Html | |
24 | /* | |
1439f98e | 25 | <img src="picts/AliTPCv0Class.gif"> |
fe4da5cc | 26 | */ |
27 | //End_Html | |
28 | // // | |
29 | // // | |
30 | /////////////////////////////////////////////////////////////////////////////// | |
31 | ||
88cb7938 | 32 | #include <Riostream.h> |
33 | ||
fe4da5cc | 34 | #include <TGeometry.h> |
88cb7938 | 35 | #include <TMath.h> |
fe4da5cc | 36 | #include <TNode.h> |
37 | #include <TTUBE.h> | |
88cb7938 | 38 | #include <TVirtualMC.h> |
d9e80aca | 39 | #include <TString.h> |
40 | #include <TSystem.h> | |
fe4da5cc | 41 | |
88cb7938 | 42 | #include "AliConst.h" |
43 | #include "AliRun.h" | |
cc80f89e | 44 | #include "AliTPCDigitsArray.h" |
88cb7938 | 45 | #include "AliTPCParamSR.h" |
46 | #include "AliTPCv0.h" | |
c1637e41 | 47 | #include "TGeoManager.h" |
48 | #include "TGeoVolume.h" | |
49 | #include "TGeoPcon.h" | |
50 | #include "TGeoTube.h" | |
51 | #include "TGeoPgon.h" | |
52 | #include "TGeoTrd1.h" | |
53 | #include "TGeoCompositeShape.h" | |
54 | #include "TGeoPara.h" | |
fe4da5cc | 55 | ClassImp(AliTPCv0) |
56 | ||
57 | //_____________________________________________________________________________ | |
58 | AliTPCv0::AliTPCv0(const char *name, const char *title) | |
59 | :AliTPC(name, title) | |
60 | { | |
61 | // | |
62 | // Standard creator for TPC version 0 | |
63 | // | |
73042f01 | 64 | |
73042f01 | 65 | |
66 | if (fTPCParam) | |
67 | fTPCParam->Write(fTPCParam->GetTitle()); | |
fe4da5cc | 68 | } |
69 | ||
70 | //_____________________________________________________________________________ | |
71 | void AliTPCv0::CreateGeometry() | |
72 | { | |
79575d04 | 73 | |
fe4da5cc | 74 | // |
37831078 | 75 | // Creation of the TPC version 0, i.e. no sensitive volumes, |
76 | // only the material distribution | |
fe4da5cc | 77 | // |
78 | //Begin_Html | |
79 | /* | |
37831078 | 80 | <img src="picts/AliTPC.gif"> |
fe4da5cc | 81 | */ |
82 | //End_Html | |
83 | //Begin_Html | |
84 | /* | |
1439f98e | 85 | <img src="picts/AliTPCv0Tree.gif"> |
fe4da5cc | 86 | */ |
87 | //End_Html | |
88 | ||
c1637e41 | 89 | //---------------------------------------------------------- |
90 | // This geometry is written using TGeo class | |
91 | // Firstly the shapes are defined, and only then the volumes | |
92 | // What is recognized by the MC are volumes | |
93 | //---------------------------------------------------------- | |
94 | // | |
95 | // tpc - this will be the mother volume | |
37831078 | 96 | // |
1283eee5 | 97 | |
37831078 | 98 | // |
c1637e41 | 99 | // here I define a volume TPC |
100 | // retrive the medium name with "TPC_" as a leading string | |
37831078 | 101 | // |
c1637e41 | 102 | TGeoPcon *tpc = new TGeoPcon(0.,360.,18); //18 sections |
103 | tpc->DefineSection(0,-290.,77.,278.); | |
456cb019 | 104 | tpc->DefineSection(1,-259.6,70.,278.); |
37831078 | 105 | // |
c1637e41 | 106 | tpc->DefineSection(2,-259.6,68.1,278.); |
107 | tpc->DefineSection(3,-253.6,68.1,278.); | |
37831078 | 108 | // |
c1637e41 | 109 | tpc->DefineSection(4,-253.6,68.,278.); |
110 | tpc->DefineSection(5,-74.0,60.8,278.); | |
37831078 | 111 | // |
c1637e41 | 112 | tpc->DefineSection(6,-74.0,60.1,278.); |
113 | tpc->DefineSection(7,-73.3,60.1,278.); | |
37831078 | 114 | // |
c1637e41 | 115 | tpc->DefineSection(8,-73.3,56.9,278.); |
116 | tpc->DefineSection(9,73.3,56.9,278.); | |
37831078 | 117 | // |
c1637e41 | 118 | tpc->DefineSection(10,73.3,60.1,278.); |
119 | tpc->DefineSection(11,74.0,60.1,278.); | |
37831078 | 120 | // |
c1637e41 | 121 | tpc->DefineSection(12,74.0,60.8,278.); |
122 | tpc->DefineSection(13,253.6,65.5,278.); | |
37831078 | 123 | // |
c1637e41 | 124 | tpc->DefineSection(14,253.6,65.6,278.); |
125 | tpc->DefineSection(15,259.6,65.6,278.); | |
37831078 | 126 | // |
456cb019 | 127 | tpc->DefineSection(16,259.6,70.0,278.); |
c1637e41 | 128 | tpc->DefineSection(17,290.,77.,278.); |
37831078 | 129 | // |
c1637e41 | 130 | TGeoMedium *m1 = gGeoManager->GetMedium("TPC_Air"); |
131 | TGeoVolume *v1 = new TGeoVolume("TPC_M",tpc,m1); | |
37831078 | 132 | // |
c1637e41 | 133 | // drift volume - sensitive volume, extended beyond the |
134 | // endcaps, because of the alignment | |
37831078 | 135 | // |
c1637e41 | 136 | TGeoPcon *dvol = new TGeoPcon(0.,360.,6); |
137 | dvol->DefineSection(0,-260.,74.5,264.4); | |
138 | dvol->DefineSection(1,-253.6,74.5,264.4); | |
79575d04 | 139 | // |
c1637e41 | 140 | dvol->DefineSection(2,-253.6,76.6774,258.); |
141 | dvol->DefineSection(3,253.6,76.6774,258.); | |
37831078 | 142 | // |
c1637e41 | 143 | dvol->DefineSection(4,253.6,74.5,264.4); |
144 | dvol->DefineSection(5,260.,74.5,264.4); | |
37831078 | 145 | // |
c1637e41 | 146 | TGeoMedium *m5 = gGeoManager->GetMedium("TPC_Ne-CO2-N-1"); |
147 | TGeoVolume *v9 = new TGeoVolume("TPC_Drift",dvol,m5); | |
37831078 | 148 | // |
c1637e41 | 149 | v1->AddNode(v9,1); |
37831078 | 150 | // |
c1637e41 | 151 | // outer insulator |
37831078 | 152 | // |
c1637e41 | 153 | TGeoPcon *tpco = new TGeoPcon(0.,360.,6); //insulator |
37831078 | 154 | // |
c1637e41 | 155 | tpco->DefineSection(0,-256.6,264.8,278.); |
156 | tpco->DefineSection(1,-253.6,264.8,278.); | |
720b23b8 | 157 | // |
c1637e41 | 158 | tpco->DefineSection(2,-253.6,258.,278.); |
159 | tpco->DefineSection(3,250.6,258.,278.); | |
79575d04 | 160 | // |
c1637e41 | 161 | tpco->DefineSection(4,250.6,258.,275.5); |
162 | tpco->DefineSection(5,253.6,258.,275.5); | |
163 | // | |
164 | TGeoMedium *m2 = gGeoManager->GetMedium("TPC_CO2"); | |
165 | TGeoVolume *v2 = new TGeoVolume("TPC_OI",tpco,m2); | |
166 | // | |
167 | // outer containment vessel | |
168 | // | |
169 | TGeoPcon *tocv = new TGeoPcon(0.,360.,6); // containment vessel | |
170 | // | |
171 | tocv->DefineSection(0,-256.6,264.8,278.); | |
172 | tocv->DefineSection(1,-253.6,264.8,278.); | |
173 | // | |
174 | tocv->DefineSection(2,-253.6,274.8124,278.); | |
175 | tocv->DefineSection(3,247.6,274.8124,278.); | |
176 | // | |
177 | tocv->DefineSection(4,247.6,270.4,278.); | |
178 | tocv->DefineSection(5,250.6,270.4,278.); | |
179 | // | |
180 | TGeoMedium *m3 = gGeoManager->GetMedium("TPC_Al"); | |
181 | TGeoVolume *v3 = new TGeoVolume("TPC_OCV",tocv,m3); | |
182 | // | |
183 | TGeoTube *to1 = new TGeoTube(274.8174,277.995,252.1); //epoxy | |
184 | TGeoTube *to2 = new TGeoTube(274.8274,277.985,252.1); //tedlar | |
185 | TGeoTube *to3 = new TGeoTube(274.8312,277.9812,252.1);//prepreg2 | |
186 | TGeoTube *to4 = new TGeoTube(274.9062,277.9062,252.1);//nomex | |
187 | // | |
188 | TGeoMedium *sm1 = gGeoManager->GetMedium("TPC_Epoxy"); | |
189 | TGeoMedium *sm2 = gGeoManager->GetMedium("TPC_Tedlar"); | |
190 | TGeoMedium *sm3 = gGeoManager->GetMedium("TPC_Prepreg2"); | |
191 | TGeoMedium *sm4 = gGeoManager->GetMedium("TPC_Nomex"); | |
192 | // | |
193 | TGeoVolume *tov1 = new TGeoVolume("TPC_OCV1",to1,sm1); | |
194 | TGeoVolume *tov2 = new TGeoVolume("TPC_OCV2",to2,sm2); | |
195 | TGeoVolume *tov3 = new TGeoVolume("TPC_OCV3",to3,sm3); | |
196 | TGeoVolume *tov4 = new TGeoVolume("TPC_OCV4",to4,sm4); | |
37831078 | 197 | //------------------------------------------------------- |
198 | // Tpc Outer Field Cage | |
c1637e41 | 199 | // daughters - composite (sandwich) |
37831078 | 200 | //------------------------------------------------------- |
201 | ||
c1637e41 | 202 | TGeoPcon *tofc = new TGeoPcon(0.,360.,6); |
79575d04 | 203 | // |
c1637e41 | 204 | tofc->DefineSection(0,-253.6,258.,269.6); |
205 | tofc->DefineSection(1,-250.6,258.,269.6); | |
37831078 | 206 | // |
c1637e41 | 207 | tofc->DefineSection(2,-250.6,258.,260.0676); |
208 | tofc->DefineSection(3,250.6,258.,260.0676); | |
37831078 | 209 | // |
c1637e41 | 210 | tofc->DefineSection(4,250.6,258.,275.5); |
211 | tofc->DefineSection(5,253.6,258.,275.5); | |
37831078 | 212 | // |
c1637e41 | 213 | TGeoVolume *v4 = new TGeoVolume("TPC_TOFC",tofc,m3); |
214 | //sandwich | |
215 | TGeoTube *tf1 = new TGeoTube(258.0,260.0676,252.1); //tedlar | |
216 | TGeoTube *tf2 = new TGeoTube(258.0038,260.0638,252.1); //prepreg3 | |
217 | TGeoTube *tf3 = new TGeoTube(258.0338,260.0338,252.1);//nomex | |
37831078 | 218 | // |
c1637e41 | 219 | TGeoMedium *sm5 = gGeoManager->GetMedium("TPC_Prepreg3"); |
37831078 | 220 | // |
c1637e41 | 221 | TGeoVolume *tf1v = new TGeoVolume("TPC_OFC1",tf1,sm2); |
222 | TGeoVolume *tf2v = new TGeoVolume("TPC_OFC2",tf2,sm5); | |
223 | TGeoVolume *tf3v = new TGeoVolume("TPC_OFC3",tf3,sm4); | |
1283eee5 | 224 | // |
c1637e41 | 225 | // outer part - positioning |
37831078 | 226 | // |
c1637e41 | 227 | tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1); |
37831078 | 228 | // |
c1637e41 | 229 | tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1); |
1283eee5 | 230 | // |
456cb019 | 231 | v3->AddNode(tov1,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(tf1v,1); |
1283eee5 | 232 | // |
c1637e41 | 233 | v2->AddNode(v3,1); v2->AddNode(v4,1); |
37831078 | 234 | // |
c1637e41 | 235 | v1->AddNode(v2,1); |
236 | //----------------------------------------------------------- | |
237 | //-------------------------------------------------------------------- | |
238 | // Tpc Inner INsulator (CO2) | |
239 | // the cones, the central drum and the inner f.c. sandwich with a piece | |
240 | // of the flane will be placed in the TPC | |
241 | //-------------------------------------------------------------------- | |
242 | TGeoPcon *tpci = new TGeoPcon(0.,360.,4); | |
37831078 | 243 | // |
c1637e41 | 244 | tpci->DefineSection(0,-253.6,68.4,76.6774); |
245 | tpci->DefineSection(1,-74.0,61.2,76.6774); | |
37831078 | 246 | // |
c1637e41 | 247 | tpci->DefineSection(2,74.0,61.2,76.6774); |
37831078 | 248 | // |
c1637e41 | 249 | tpci->DefineSection(3,253.6,65.9,76.6774); |
37831078 | 250 | // |
c1637e41 | 251 | TGeoVolume *v5 = new TGeoVolume("TPC_INI",tpci,m2); |
37831078 | 252 | // |
c1637e41 | 253 | // now the inner field cage - only part of flanges (2 copies) |
37831078 | 254 | // |
c1637e41 | 255 | TGeoTube *tif1 = new TGeoTube(69.9,76.6774,1.5); |
256 | TGeoVolume *v6 = new TGeoVolume("TPC_IFC1",tif1,m3); | |
37831078 | 257 | // |
c1637e41 | 258 | //--------------------------------------------------------- |
259 | // Tpc Inner Containment vessel - Muon side | |
79575d04 | 260 | //--------------------------------------------------------- |
c1637e41 | 261 | TGeoPcon *tcms = new TGeoPcon(0.,360.,10); |
37831078 | 262 | // |
c1637e41 | 263 | tcms->DefineSection(0,-259.1,68.1,74.2); |
264 | tcms->DefineSection(1,-253.6,68.1,74.2); | |
37831078 | 265 | // |
c1637e41 | 266 | tcms->DefineSection(2,-253.6,68.1,68.4); |
267 | tcms->DefineSection(3,-74.0,60.9,61.2); | |
37831078 | 268 | // |
c1637e41 | 269 | tcms->DefineSection(4,-74.0,60.1,61.2); |
270 | tcms->DefineSection(5,-73.3,60.1,61.2); | |
37831078 | 271 | // |
c1637e41 | 272 | tcms->DefineSection(6,-73.3,56.9,61.2); |
273 | tcms->DefineSection(7,-73.0,56.9,61.2); | |
37831078 | 274 | // |
c1637e41 | 275 | tcms->DefineSection(8,-73.0,56.9,58.8); |
276 | tcms->DefineSection(9,-71.3,56.9,58.8); | |
37831078 | 277 | // |
c1637e41 | 278 | TGeoVolume *v7 = new TGeoVolume("TPC_ICVM",tcms,m3); |
279 | //----------------------------------------------- | |
280 | // inner containment vessel - shaft side | |
281 | //----------------------------------------------- | |
282 | TGeoPcon *tcss = new TGeoPcon(0.,360.,10); | |
37831078 | 283 | // |
c1637e41 | 284 | tcss->DefineSection(0,71.3,56.9,58.8); |
285 | tcss->DefineSection(1,73.0,56.9,58.8); | |
37831078 | 286 | // |
c1637e41 | 287 | tcss->DefineSection(2,73.0,56.9,61.2); |
288 | tcss->DefineSection(3,73.3,56.9,61.2); | |
289 | // | |
290 | tcss->DefineSection(4,73.3,60.1,61.2); | |
291 | tcss->DefineSection(5,74.0,60.1,61.2); | |
37831078 | 292 | // |
c1637e41 | 293 | tcss->DefineSection(6,74.0,60.9,61.2); |
294 | tcss->DefineSection(7,253.6,65.6,65.9); | |
37831078 | 295 | // |
c1637e41 | 296 | tcss->DefineSection(8,253.6,65.6,74.2); |
297 | tcss->DefineSection(9,258.1,65.6,74.2); | |
37831078 | 298 | // |
c1637e41 | 299 | TGeoVolume *v8 = new TGeoVolume("TPC_ICVS",tcss,m3); |
300 | //----------------------------------------------- | |
301 | // Inner field cage | |
302 | // define 4 parts and make an assembly | |
303 | //----------------------------------------------- | |
304 | // part1 - Al - 2 copies | |
305 | TGeoTube *t1 = new TGeoTube(76.6774,78.845,0.75); | |
306 | TGeoVolume *tv1 = new TGeoVolume("TPC_IFC2",t1,m3); | |
307 | // sandwich - outermost parts - 2 copies | |
308 | TGeoTube *t2 = new TGeoTube(76.6774,78.845,74.175); // tedlar 38 microns | |
309 | TGeoTube *t3 = new TGeoTube(76.6812,78.8412,74.175); // prepreg2 500 microns | |
310 | TGeoTube *t4 = new TGeoTube(76.7312,78.7912,74.175); // prepreg3 300 microns | |
311 | TGeoTube *t5 = new TGeoTube(76.7612,78.7612,74.175); // nomex 2 cm | |
37831078 | 312 | // |
c1637e41 | 313 | TGeoVolume *tv2 = new TGeoVolume("TPC_IFC3",t2,sm2); |
314 | TGeoVolume *tv3 = new TGeoVolume("TPC_IFC4",t3,sm3); | |
315 | TGeoVolume *tv4 = new TGeoVolume("TPC_IFC5",t4,sm5); | |
316 | TGeoVolume *tv5 = new TGeoVolume("TPC_IFC6",t5,sm4); | |
37831078 | 317 | // |
c1637e41 | 318 | // middle parts - 2 copies |
319 | TGeoTube *t6 = new TGeoTube(76.6774,78.795,5.); // tedlar 38 microns | |
320 | TGeoTube *t7 = new TGeoTube(76.6812,78.7912,5.); // prepreg2 250 microns | |
321 | TGeoTube *t8 = new TGeoTube(76.7062,78.7662,5.); // prepreg3 300 microns | |
322 | TGeoTube *t9 = new TGeoTube(76.7362,78.7362,5.); // nomex 2 cm | |
79575d04 | 323 | // |
c1637e41 | 324 | TGeoVolume *tv6 = new TGeoVolume("TPC_IFC7",t6,sm2); |
325 | TGeoVolume *tv7 = new TGeoVolume("TPC_IFC8",t7,sm3); | |
326 | TGeoVolume *tv8 = new TGeoVolume("TPC_IFC9",t8,sm5); | |
327 | TGeoVolume *tv9 = new TGeoVolume("TPC_IFC10",t9,sm4); | |
328 | // central part - 1 copy | |
329 | TGeoTube *t10 = new TGeoTube(76.6774,78.745,93.75); // tedlar 38 microns | |
330 | TGeoTube *t11 = new TGeoTube(76.6812,78.7412,93.75); // prepreg3 300 microns | |
331 | TGeoTube *t12 = new TGeoTube(76.7112,78.7112,93.75); // nomex 2 cm | |
79575d04 | 332 | // |
c1637e41 | 333 | TGeoVolume *tv10 = new TGeoVolume("TPC_IFC11",t10,sm2); |
334 | TGeoVolume *tv11 = new TGeoVolume("TPC_IFC12",t11,sm5); | |
335 | TGeoVolume *tv12 = new TGeoVolume("TPC_IFC13",t12,sm4); | |
79575d04 | 336 | // |
c1637e41 | 337 | // inner part - positioning |
79575d04 | 338 | // |
c1637e41 | 339 | // creating a sandwich |
340 | tv2->AddNode(tv3,1); tv3->AddNode(tv4,1); tv4->AddNode(tv5,1); | |
79575d04 | 341 | // |
c1637e41 | 342 | tv6->AddNode(tv7,1); tv7->AddNode(tv8,1); tv8->AddNode(tv9,1); |
79575d04 | 343 | // |
c1637e41 | 344 | tv10->AddNode(tv11,1); tv11->AddNode(tv12,1); |
37831078 | 345 | // |
c1637e41 | 346 | TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC"); |
37831078 | 347 | // |
c1637e41 | 348 | tv100->AddNode(tv10,1); |
349 | tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75)); | |
350 | tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75)); | |
351 | tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925)); | |
352 | tv100->AddNode(tv2,2,new TGeoTranslation(0.,0.,177.925)); | |
353 | tv100->AddNode(tv1,1,new TGeoTranslation(0.,0.,-252.85)); | |
354 | tv100->AddNode(tv1,2,new TGeoTranslation(0.,0.,252.85)); | |
355 | // | |
356 | v5->AddNode(v6,1, new TGeoTranslation(0.,0.,-252.1)); | |
357 | v5->AddNode(v6,2, new TGeoTranslation(0.,0.,252.1)); | |
358 | v1->AddNode(v5,1); v1->AddNode(v7,1); v1->AddNode(v8,1); | |
359 | v9->AddNode(tv100,1); | |
360 | // | |
361 | // central drum | |
362 | // | |
363 | // flange + sandwich | |
364 | // | |
365 | TGeoPcon *cfl = new TGeoPcon(0.,360.,6); | |
366 | cfl->DefineSection(0,-71.1,59.7,61.2); | |
367 | cfl->DefineSection(1,-68.6,59.7,61.2); | |
368 | // | |
369 | cfl->DefineSection(2,-68.6,60.6324,61.2); | |
370 | cfl->DefineSection(3,68.6,60.6324,61.2); | |
371 | // | |
372 | cfl->DefineSection(4,68.6,59.7,61.2); | |
373 | cfl->DefineSection(5,71.1,59.7,61.2); | |
374 | // | |
375 | TGeoVolume *cflv = new TGeoVolume("TPC_CDR",cfl,m3); | |
376 | // sandwich | |
377 | TGeoTube *cd1 = new TGeoTube(60.6424,61.19,71.1); | |
378 | TGeoTube *cd2 = new TGeoTube(60.6462,61.1862,71.1); | |
379 | TGeoTube *cd3 = new TGeoTube(60.6662,61.1662,71.1); | |
380 | // | |
381 | TGeoMedium *sm6 = gGeoManager->GetMedium("TPC_Prepreg1"); | |
382 | TGeoVolume *cd1v = new TGeoVolume("TPC_CDR1",cd1,sm2); //tedlar | |
383 | TGeoVolume *cd2v = new TGeoVolume("TPC_CDR2",cd2,sm6);// prepreg1 | |
384 | TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm4); //nomex | |
385 | // | |
386 | // seals for central drum 2 copies | |
387 | // | |
388 | TGeoTube *cs = new TGeoTube(56.9,61.2,0.1); | |
389 | TGeoMedium *sm7 = gGeoManager->GetMedium("TPC_Mylar"); | |
390 | TGeoVolume *csv = new TGeoVolume("TPC_CDRS",cs,sm7); | |
391 | v1->AddNode(csv,1,new TGeoTranslation(0.,0.,-71.)); | |
392 | v1->AddNode(csv,2,new TGeoTranslation(0.,0.,71.)); | |
393 | // | |
394 | // seal collars | |
395 | TGeoPcon *se = new TGeoPcon(0.,360.,6); | |
396 | se->DefineSection(0,-72.8,59.7,61.2); | |
397 | se->DefineSection(1,-72.3,59.7,61.2); | |
398 | // | |
399 | se->DefineSection(2,-72.3,58.85,61.2); | |
400 | se->DefineSection(3,-71.6,58.85,61.2); | |
401 | // | |
402 | se->DefineSection(4,-71.6,59.7,61.2); | |
403 | se->DefineSection(5,-71.3,59.7,61.2); | |
404 | // | |
405 | TGeoVolume *sev = new TGeoVolume("TPC_CDCE",se,m3); | |
406 | // | |
407 | TGeoTube *si = new TGeoTube(56.9,58.8,1.); | |
408 | TGeoVolume *siv = new TGeoVolume("TPC_CDCI",si,m3); | |
409 | // | |
410 | // define reflection matrix | |
411 | // | |
4fa47888 | 412 | TGeoRotation *ref = new TGeoRotation("ref",90.,0.,90.,90.,180.,0.); |
c1637e41 | 413 | // |
414 | cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cflv->AddNode(cd1v,1); | |
415 | // | |
a1ec4d07 | 416 | v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-69.9)); |
417 | v1->AddNode(siv,2,new TGeoTranslation(0.,0.,69.9)); | |
c1637e41 | 418 | v1->AddNode(sev,1); v1->AddNode(sev,2,ref); v1->AddNode(cflv,1); |
419 | // | |
420 | // central membrane - 2 rings and a mylar membrane - assembly | |
421 | // | |
422 | TGeoTube *ih = new TGeoTube(81.05,84.05,0.3); | |
423 | TGeoTube *oh = new TGeoTube(250.,256.,.5); | |
424 | TGeoTube *mem = new TGeoTube(84.05,250,0.01); | |
425 | TGeoVolume *ihv = new TGeoVolume("TPC_IHVH",ih,m3); | |
426 | TGeoVolume *ohv = new TGeoVolume("TPC_OHVH",oh,m3); | |
427 | TGeoVolume *memv = new TGeoVolume("TPC_HV",mem,sm7); | |
428 | // | |
429 | TGeoVolumeAssembly *cm = new TGeoVolumeAssembly("TPC_HVMEM"); | |
430 | cm->AddNode(ihv,1); | |
431 | cm->AddNode(ohv,1); | |
432 | cm->AddNode(memv,1); | |
433 | v9->AddNode(cm,1); | |
434 | // | |
435 | // end caps - they are make as an assembly of single segments | |
436 | // containing both readout chambers | |
437 | // | |
d899e254 | 438 | Double_t openingAngle = 10.*TMath::DegToRad(); |
c1637e41 | 439 | Double_t thick=1.5; // rib |
d899e254 | 440 | Double_t shift = thick/TMath::Sin(openingAngle); |
c1637e41 | 441 | // |
d899e254 | 442 | Double_t lowEdge = 86.3; // hole in the wheel |
443 | Double_t upEdge = 240.4; // hole in the wheel | |
c1637e41 | 444 | // |
445 | new TGeoTubeSeg("sec",74.5,264.4,3.,0.,20.); | |
446 | // | |
447 | TGeoPgon *hole = new TGeoPgon("hole",0.,20.,1,4); | |
448 | // | |
d899e254 | 449 | hole->DefineSection(0,-3.5,lowEdge-shift,upEdge-shift); |
450 | hole->DefineSection(1,-1.5,lowEdge-shift,upEdge-shift); | |
c1637e41 | 451 | // |
d899e254 | 452 | hole->DefineSection(2,-1.5,lowEdge-shift,upEdge+3.-shift); |
453 | hole->DefineSection(3,3.5,lowEdge-shift,upEdge+3.-shift); | |
c1637e41 | 454 | // |
d899e254 | 455 | Double_t ys = shift*TMath::Sin(openingAngle); |
456 | Double_t xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 457 | TGeoTranslation *tr = new TGeoTranslation("tr",xs,ys,0.); |
458 | tr->RegisterYourself(); | |
459 | TGeoCompositeShape *chamber = new TGeoCompositeShape("sec-hole:tr"); | |
460 | TGeoVolume *sv = new TGeoVolume("TPC_WSEG",chamber,m3); | |
461 | TGeoPgon *bar = new TGeoPgon("bar",0.,20.,1,2); | |
462 | bar->DefineSection(0,-3.,131.5-shift,136.5-shift); | |
463 | bar->DefineSection(1,1.5,131.5-shift,136.5-shift); | |
464 | TGeoVolume *barv = new TGeoVolume("TPC_WBAR",bar,m3); | |
465 | TGeoVolumeAssembly *ch = new TGeoVolumeAssembly("TPC_WCH");//empty segment | |
466 | // | |
467 | ch->AddNode(sv,1); ch->AddNode(barv,1,tr); | |
468 | // | |
469 | // readout chambers | |
470 | // | |
471 | // IROC first | |
472 | // | |
473 | TGeoTrd1 *ibody = new TGeoTrd1(13.8742,21.3328,4.29,21.15); | |
474 | TGeoVolume *ibdv = new TGeoVolume("TPC_IROCB",ibody,m3); | |
37831078 | 475 | // empty space |
c1637e41 | 476 | TGeoTrd1 *emp = new TGeoTrd1(12.3742,19.8328,3.99,19.65); |
477 | TGeoVolume *empv = new TGeoVolume("TPC_IROCE",emp,m1); | |
478 | ibdv->AddNode(empv,1,new TGeoTranslation(0.,-0.3,0.)); | |
479 | //bars | |
480 | Double_t tga = (19.8328-12.3742)/39.3; | |
481 | Double_t xmin,xmax; | |
482 | xmin = 9.55*tga+12.3742; | |
483 | xmax = 9.95*tga+12.3742; | |
484 | TGeoTrd1 *ib1 = new TGeoTrd1(xmin,xmax,3.29,0.2); | |
485 | TGeoVolume *ib1v = new TGeoVolume("TPC_IRB1",ib1,m3); | |
486 | empv->AddNode(ib1v,1,new TGeoTranslation("tt1",0.,0.7,-9.9)); | |
487 | xmin=19.4*tga+12.3742; | |
488 | xmax=19.9*tga+12.3742; | |
489 | TGeoTrd1 *ib2 = new TGeoTrd1(xmin,xmax,3.29,0.25); | |
490 | TGeoVolume *ib2v = new TGeoVolume("TPC_TRB2",ib2,m3); | |
491 | empv->AddNode(ib2v,1,new TGeoTranslation(0.,0.7,0.)); | |
492 | xmin=29.35*tga+12.3742; | |
493 | xmax=29.75*tga+12.3742; | |
494 | TGeoTrd1 *ib3 = new TGeoTrd1(xmin,xmax,3.29,0.2); | |
495 | TGeoVolume *ib3v = new TGeoVolume("TPC_IRB3",ib3,m3); | |
496 | empv->AddNode(ib3v,1,new TGeoTranslation(0.,0.7,9.9)); | |
497 | // | |
498 | // holes for connectors | |
499 | // | |
500 | TGeoBBox *conn = new TGeoBBox(0.4,0.3,4.675); // identical for iroc and oroc | |
501 | TGeoVolume *connv = new TGeoVolume("TPC_RCCON",conn,m1); | |
d9e80aca | 502 | TString fileName(gSystem->Getenv("ALICE_ROOT")); |
503 | fileName += "/TPC/conn_iroc.dat"; | |
c1637e41 | 504 | ifstream in; |
d9e80aca | 505 | in.open(fileName.Data(), ios_base::in); // asci file |
c1637e41 | 506 | for(Int_t i =0;i<86;i++){ |
456cb019 | 507 | Double_t y = 3.99; |
c1637e41 | 508 | Double_t x,z,ang; |
509 | in>>x>>z>>ang; | |
456cb019 | 510 | z-=26.5; |
c1637e41 | 511 | TGeoRotation *rrr = new TGeoRotation(); |
512 | rrr->RotateY(ang); | |
513 | TGeoCombiTrans *trans = new TGeoCombiTrans("trans",x,y,z,rrr); | |
514 | ibdv->AddNode(connv,i+1,trans); | |
515 | } | |
516 | in.close(); | |
517 | // "cap" | |
518 | new TGeoTrd1("icap",14.5974,23.3521,1.19,24.825); | |
519 | // "hole" | |
520 | new TGeoTrd1("ihole",13.8742,21.3328,1.2,21.15); | |
521 | TGeoTranslation *tr1 = new TGeoTranslation("tr1",0.,0.,1.725); | |
522 | tr1->RegisterYourself(); | |
523 | TGeoCompositeShape *ic = new TGeoCompositeShape("icap-ihole:tr1"); | |
524 | TGeoVolume *icv = new TGeoVolume("TPC_IRCAP",ic,m3); | |
525 | // | |
526 | // pad plane and wire fixations | |
527 | // | |
528 | TGeoTrd1 *pp = new TGeoTrd1(14.5974,23.3521,0.3,24.825); //pad+iso | |
529 | TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10"); | |
530 | TGeoVolume *ppv = new TGeoVolume("TPC_IRPP",pp,m4); | |
531 | TGeoPara *f1 = new TGeoPara(.6,.5,24.825,0.,-10.,0.); | |
532 | TGeoVolume *f1v = new TGeoVolume("TPC_IRF1",f1,m4); | |
533 | TGeoPara *f2 = new TGeoPara(.6,.5,24.825,0.,10.,0.); | |
534 | TGeoVolume *f2v = new TGeoVolume("TPC_IRF2",f2,m4); | |
535 | // | |
536 | TGeoVolumeAssembly *iroc = new TGeoVolumeAssembly("TPC_IROC"); | |
537 | // | |
538 | iroc->AddNode(ibdv,1); | |
539 | iroc->AddNode(icv,1,new TGeoTranslation(0.,3.1,-1.725)); | |
540 | iroc->AddNode(ppv,1,new TGeoTranslation(0.,4.59,-1.725)); | |
541 | tga =(23.3521-14.5974)/49.65; | |
542 | Double_t xx = 24.825*tga+14.5974-0.6; | |
543 | iroc->AddNode(f1v,1,new TGeoTranslation(-xx,5.39,-1.725)); | |
544 | iroc->AddNode(f2v,1,new TGeoTranslation(xx,5.39,-1.725)); | |
545 | // | |
546 | // OROC | |
547 | // | |
548 | TGeoTrd1 *obody = new TGeoTrd1(22.2938,40.5084,4.19,51.65); | |
549 | TGeoVolume *obdv = new TGeoVolume("TPC_OROCB",obody,m3); | |
550 | TGeoTrd1 *oemp = new TGeoTrd1(20.2938,38.5084,3.89,49.65); | |
551 | TGeoVolume *oempv = new TGeoVolume("TPC_OROCE",oemp,m1); | |
552 | obdv->AddNode(oempv,1,new TGeoTranslation(0.,-0.3,0.)); | |
553 | //horizontal bars | |
554 | tga=(38.5084-20.2938)/99.3; | |
555 | xmin=tga*10.2+20.2938; | |
556 | xmax=tga*10.6+20.2938; | |
557 | TGeoTrd1 *ob1 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
558 | TGeoVolume *ob1v = new TGeoVolume("TPC_ORB1",ob1,m3); | |
559 | // | |
560 | xmin=22.55*tga+20.2938; | |
561 | xmax=24.15*tga+20.2938; | |
562 | TGeoTrd1 *ob2 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
563 | TGeoVolume *ob2v = new TGeoVolume("TPC_ORB2",ob2,m3); | |
564 | // | |
565 | xmin=36.1*tga+20.2938; | |
566 | xmax=36.5*tga+20.2938; | |
567 | TGeoTrd1 *ob3 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
568 | TGeoVolume *ob3v = new TGeoVolume("TPC_ORB3",ob3,m3); | |
569 | // | |
570 | xmin=49.0*tga+20.2938; | |
571 | xmax=50.6*tga+20.2938; | |
572 | TGeoTrd1 *ob4 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
573 | TGeoVolume *ob4v = new TGeoVolume("TPC_ORB4",ob4,m3); | |
574 | // | |
575 | xmin=63.6*tga+20.2938; | |
576 | xmax=64.0*tga+20.2938; | |
577 | TGeoTrd1 *ob5 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
578 | TGeoVolume *ob5v = new TGeoVolume("TPC_ORB5",ob5,m3); | |
579 | // | |
580 | xmin=75.5*tga+20.2938; | |
581 | xmax=77.15*tga+20.2938; | |
582 | TGeoTrd1 *ob6 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
583 | TGeoVolume *ob6v = new TGeoVolume("TPC_ORB6",ob6,m3); | |
584 | // | |
585 | xmin=88.7*tga+20.2938; | |
586 | xmax=89.1*tga+20.2938; | |
587 | TGeoTrd1 *ob7 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
588 | TGeoVolume *ob7v = new TGeoVolume("TPC_ORB7",ob7,m3); | |
589 | // | |
590 | oempv->AddNode(ob1v,1,new TGeoTranslation(0.,0.975,-39.25)); | |
591 | oempv->AddNode(ob2v,1,new TGeoTranslation(0.,0.975,-26.3)); | |
592 | oempv->AddNode(ob3v,1,new TGeoTranslation(0.,0.975,-13.35)); | |
593 | oempv->AddNode(ob4v,1,new TGeoTranslation(0.,0.975,0.15)); | |
594 | oempv->AddNode(ob5v,1,new TGeoTranslation(0.,0.975,14.15)); | |
595 | oempv->AddNode(ob6v,1,new TGeoTranslation(0.,0.975,26.7)); | |
596 | oempv->AddNode(ob7v,1,new TGeoTranslation(0.,0.975,39.25)); | |
597 | // vertical bars | |
598 | TGeoBBox *ob8 = new TGeoBBox(0.8,2.915,5.1); | |
599 | TGeoBBox *ob9 = new TGeoBBox(0.8,2.915,5.975); | |
600 | TGeoBBox *ob10 = new TGeoBBox(0.8,2.915,5.775); | |
601 | TGeoBBox *ob11 = new TGeoBBox(0.8,2.915,6.25); | |
602 | TGeoBBox *ob12 = new TGeoBBox(0.8,2.915,6.5); | |
603 | // | |
604 | TGeoVolume *ob8v = new TGeoVolume("TPC_ORB8",ob8,m3); | |
605 | TGeoVolume *ob9v = new TGeoVolume("TPC_ORB9",ob9,m3); | |
606 | TGeoVolume *ob10v = new TGeoVolume("TPC_ORB10",ob10,m3); | |
607 | TGeoVolume *ob11v = new TGeoVolume("TPC_ORB11",ob11,m3); | |
608 | TGeoVolume *ob12v = new TGeoVolume("TPC_ORB12",ob12,m3); | |
609 | // | |
610 | oempv->AddNode(ob8v,1,new TGeoTranslation(0.,0.975,-44.55)); | |
611 | oempv->AddNode(ob8v,2,new TGeoTranslation(0.,0.975,44.55)); | |
612 | oempv->AddNode(ob9v,1,new TGeoTranslation(0.,0.975,-33.075)); | |
613 | oempv->AddNode(ob9v,2,new TGeoTranslation(0.,0.975,-19.525)); | |
614 | oempv->AddNode(ob10v,1,new TGeoTranslation(0.,0.975,20.125)); | |
615 | oempv->AddNode(ob10v,2,new TGeoTranslation(0.,0.975,33.275)); | |
616 | oempv->AddNode(ob11v,1,new TGeoTranslation(0.,0.975,-6.9)); | |
617 | oempv->AddNode(ob12v,1,new TGeoTranslation(0.,0.975,7.45)); | |
618 | // | |
619 | // holes for connectors | |
620 | // | |
d9e80aca | 621 | fileName = gSystem->Getenv("ALICE_ROOT"); |
622 | fileName += "/TPC/conn_oroc.dat"; | |
623 | in.open(fileName.Data(), ios_base::in); // asci file | |
c1637e41 | 624 | for(Int_t i =0;i<78;i++){ |
625 | Double_t y =3.89; | |
626 | Double_t x,z,ang; | |
627 | Double_t x1,z1,x2,z2; | |
628 | in>>x>>z>>ang; | |
629 | Double_t xr = 4.7*TMath::Sin(ang*TMath::DegToRad()); | |
630 | Double_t zr = 4.7*TMath::Cos(ang*TMath::DegToRad()); | |
631 | // | |
632 | x1=xr+x; x2=-xr+x; z1=zr+z; z2 = -zr+z; | |
633 | // | |
634 | TGeoRotation *rr = new TGeoRotation(); | |
635 | rr->RotateY(ang); | |
636 | z1-=54.95; | |
637 | z2-=54.95; | |
638 | TGeoCombiTrans *trans1 = new TGeoCombiTrans("trans1",x1,y,z1,rr); | |
639 | TGeoCombiTrans *trans2 = new TGeoCombiTrans("trans2",x2,y,z2,rr); | |
640 | obdv->AddNode(connv,i+1,trans1); | |
641 | obdv->AddNode(connv,i+79,trans2); | |
642 | } | |
643 | in.close(); | |
644 | // cap | |
645 | new TGeoTrd1("ocap",23.3874,43.5239,1.09,57.1); | |
646 | new TGeoTrd1("ohole",22.2938,40.5084,1.09,51.65); | |
647 | TGeoTranslation *tr5 = new TGeoTranslation("tr5",0.,0.,-2.15); | |
648 | tr5->RegisterYourself(); | |
649 | TGeoCompositeShape *oc = new TGeoCompositeShape("ocap-ohole:tr5"); | |
650 | TGeoVolume *ocv = new TGeoVolume("TPC_ORCAP",oc,m3); | |
651 | // | |
652 | // pad plane and wire fixations | |
653 | // | |
654 | TGeoTrd1 *opp = new TGeoTrd1(23.3874,43.5239,0.3,57.1); | |
655 | TGeoVolume *oppv = new TGeoVolume("TPC_ORPP",opp,m4); | |
656 | // | |
657 | tga=(43.5239-23.3874)/114.2; | |
658 | TGeoPara *f3 = new TGeoPara(.7,.6,57.1,0.,-10.,0.); | |
659 | TGeoPara *f4 = new TGeoPara(.7,.6,57.1,0.,10.,0.); | |
660 | xx = 57.1*tga+23.3874-0.7; | |
661 | TGeoVolume *f3v = new TGeoVolume("TPC_ORF1",f3,m4); | |
662 | TGeoVolume *f4v = new TGeoVolume("TPC_ORF2",f4,m4); | |
663 | // | |
664 | TGeoVolumeAssembly *oroc = new TGeoVolumeAssembly("TPC_OROC"); | |
665 | // | |
666 | oroc->AddNode(obdv,1); | |
667 | oroc->AddNode(ocv,1,new TGeoTranslation(0.,3.1,2.15)); | |
668 | oroc->AddNode(oppv,1,new TGeoTranslation(0.,4.49,2.15)); | |
669 | oroc->AddNode(f3v,1,new TGeoTranslation(-xx,5.39,2.15)); | |
670 | oroc->AddNode(f4v,1,new TGeoTranslation(xx,5.39,2.15)); | |
671 | // | |
672 | // now iroc and oroc are placed into a sector... | |
673 | // | |
a1ec4d07 | 674 | TGeoVolumeAssembly *secta = new TGeoVolumeAssembly("TPC_SECT"); // a-side |
675 | TGeoVolumeAssembly *sectc = new TGeoVolumeAssembly("TPC_SECT"); // c-side | |
676 | // | |
1fba9945 | 677 | |
c1637e41 | 678 | TGeoRotation rot1("rot1",90.,90.,0.); |
679 | TGeoRotation rot2("rot2"); | |
680 | rot2.RotateY(10.); | |
681 | TGeoRotation *rot = new TGeoRotation("rot"); | |
682 | *rot=rot1*rot2; | |
683 | // | |
684 | Double_t x0,y0; | |
d899e254 | 685 | x0=110.2*TMath::Cos(openingAngle); |
686 | y0=110.2*TMath::Sin(openingAngle); | |
20527578 | 687 | TGeoCombiTrans *combi1a = new TGeoCombiTrans("combi1",x0,y0,1.09+0.195,rot); //a-side |
688 | TGeoCombiTrans *combi1c = new TGeoCombiTrans("combi1",x0,y0,1.09+0.222,rot); //c-side | |
d899e254 | 689 | x0=188.45*TMath::Cos(openingAngle); |
690 | y0=188.45*TMath::Sin(openingAngle); | |
20527578 | 691 | TGeoCombiTrans *combi2a = new TGeoCombiTrans("combi2",x0,y0,0.99+0.195,rot); //a-side |
692 | TGeoCombiTrans *combi2c = new TGeoCombiTrans("combi2",x0,y0,0.99+0.222,rot); //c-side | |
a1ec4d07 | 693 | // |
694 | // A-side | |
695 | // | |
696 | secta->AddNode(ch,1); | |
697 | secta->AddNode(iroc,1,combi1a); | |
698 | secta->AddNode(oroc,1,combi2a); | |
699 | // | |
700 | // C-side | |
c1637e41 | 701 | // |
a1ec4d07 | 702 | sectc->AddNode(ch,1); |
703 | sectc->AddNode(iroc,1,combi1c); | |
704 | sectc->AddNode(oroc,1,combi2c); | |
c1637e41 | 705 | // |
a1ec4d07 | 706 | // now I try to make wheels... |
c1637e41 | 707 | // |
a1ec4d07 | 708 | TGeoVolumeAssembly *wheela = new TGeoVolumeAssembly("TPC_ENDCAP"); |
709 | TGeoVolumeAssembly *wheelc = new TGeoVolumeAssembly("TPC_ENDCAP"); | |
c1637e41 | 710 | // |
711 | for(Int_t i =0;i<18;i++){ | |
712 | Double_t phi = (20.*i); | |
713 | TGeoRotation *r = new TGeoRotation(); | |
714 | r->RotateZ(phi); | |
a1ec4d07 | 715 | wheela->AddNode(secta,i+1,r); |
716 | wheelc->AddNode(sectc,i+1,r); | |
c1637e41 | 717 | } |
718 | // wheels in the drift volume! | |
c1637e41 | 719 | TGeoCombiTrans *combi3 = new TGeoCombiTrans("combi3",0.,0.,256.6,ref); |
a1ec4d07 | 720 | v9->AddNode(wheela,1,combi3); |
721 | v9->AddNode(wheelc,2,new TGeoTranslation(0.,0.,-256.6)); | |
c1637e41 | 722 | //_____________________________________________________________ |
723 | // service support wheel | |
724 | //_____________________________________________________________ | |
725 | TGeoPgon *sw = new TGeoPgon(0.,20.,1,2); | |
726 | sw->DefineSection(0,-4.,80.5,251.75); | |
727 | sw->DefineSection(1,4.,80.5,251.75); | |
728 | TGeoVolume *swv = new TGeoVolume("TPC_SWSEG",sw,m3); //Al | |
729 | // | |
730 | thick=1.; | |
d899e254 | 731 | shift = thick/TMath::Sin(openingAngle); |
c1637e41 | 732 | TGeoPgon *sh = new TGeoPgon(0.,20.,1,2); |
733 | sh->DefineSection(0,-4.,81.5-shift,250.75-shift); | |
734 | sh->DefineSection(1,4.,81.5-shift,250.75-shift); | |
735 | TGeoVolume *shv = new TGeoVolume("TPC_SWS1",sh,m1); //Air | |
736 | // | |
74518339 | 737 | TGeoMedium *m9 = gGeoManager->GetMedium("TPC_Si"); |
738 | TGeoPgon *el = new TGeoPgon(0.,20.,1,2); | |
739 | el->DefineSection(0,-1.872,81.5-shift,250.75-shift); | |
740 | el->DefineSection(1,1.872,81.5-shift,250.75-shift); | |
741 | TGeoVolume *elv = new TGeoVolume("TPC_ELEC",el,m9); //Si | |
742 | // | |
743 | shv->AddNode(elv,1); | |
744 | // | |
745 | // | |
d899e254 | 746 | ys = shift*TMath::Sin(openingAngle); |
747 | xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 748 | swv->AddNode(shv,1,new TGeoTranslation(xs,ys,0.)); |
749 | // cover | |
750 | TGeoPgon *co = new TGeoPgon(0.,20.,1,2); | |
751 | co->DefineSection(0,-0.5,77.,255.25); | |
752 | co->DefineSection(1,0.5,77.,255.25); | |
753 | TGeoVolume *cov = new TGeoVolume("TPC_SWC1",co,m3);//Al | |
754 | // hole in a cover | |
755 | TGeoPgon *coh = new TGeoPgon(0.,20.,1,2); | |
d899e254 | 756 | shift=4./TMath::Sin(openingAngle); |
c1637e41 | 757 | coh->DefineSection(0,-0.5,85.-shift,247.25-shift); |
758 | coh->DefineSection(1,0.5,85.-shift,247.25-shift); | |
759 | // | |
760 | TGeoVolume *cohv = new TGeoVolume("TPC_SWC2",coh,m1); | |
761 | // | |
d899e254 | 762 | ys = shift*TMath::Sin(openingAngle); |
763 | xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 764 | cov->AddNode(cohv,1,new TGeoTranslation(xs,ys,0.)); |
765 | // | |
766 | // Sector as an Assembly | |
767 | // | |
768 | TGeoVolumeAssembly *swhs = new TGeoVolumeAssembly("TPC_SSWSEC"); | |
769 | swhs->AddNode(swv,1); | |
770 | swhs->AddNode(cov,1,new TGeoTranslation(0.,0.,-4.5)); | |
771 | swhs->AddNode(cov,2,new TGeoTranslation(0.,0.,4.5)); | |
772 | // | |
773 | // SSW as an Assembly of sectors | |
774 | // | |
775 | TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL"); | |
776 | for(Int_t i =0;i<18;i++){ | |
777 | Double_t phi = (20.*i); | |
778 | TGeoRotation *r = new TGeoRotation(); | |
779 | r->RotateZ(phi); | |
780 | swheel->AddNode(swhs,i+1,r); | |
781 | } | |
782 | v1->AddNode(swheel,1,new TGeoTranslation(0.,0.,-284.6)); | |
783 | v1->AddNode(swheel,2,new TGeoTranslation(0.,0.,284.6)); | |
784 | // | |
37831078 | 785 | //---------------------------------------------------------- |
786 | // TPc Support Rods - MAKROLON | |
787 | //---------------------------------------------------------- | |
c1637e41 | 788 | TGeoMedium *m6=gGeoManager->GetMedium("TPC_Makrolon"); |
789 | TGeoMedium *m7=gGeoManager->GetMedium("TPC_Cu"); | |
790 | // upper and lower rods differ in length! | |
791 | Double_t *upar; | |
792 | upar=NULL; | |
793 | gGeoManager->Volume("TPC_Rod","TUBE",m6->GetId(),upar); | |
794 | upar=new Double_t [3]; | |
795 | upar[0]=1.8; | |
796 | upar[1]=2.2; | |
797 | ||
798 | // | |
799 | //HV rods - makrolon + 0.58cm (diameter) Cu | |
ae4806ca | 800 | TGeoTube *hvr = new TGeoTube(0.,2.2,126.64); |
c1637e41 | 801 | TGeoTube *hvc = new TGeoTube(0.,0.29,126.64); |
802 | // | |
803 | TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6); | |
804 | TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7); | |
805 | hvrv->AddNode(hvcv,1); | |
7281dc07 | 806 | for(Int_t i=0;i<18;i++){ |
c1637e41 | 807 | Double_t angle,x,y; |
808 | Double_t z,r; | |
809 | angle=TMath::DegToRad()*20.*(Double_t)i; | |
810 | r=81.5; | |
811 | x=r * TMath::Cos(angle); | |
812 | y=r * TMath::Sin(angle); | |
813 | upar[2]=126.64; //lower | |
814 | z= 126.96; | |
815 | if(i==15){ | |
816 | v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z)); | |
817 | v9->AddNode(hvrv,2,new TGeoTranslation(x,y,-z)); | |
79575d04 | 818 | } |
c1637e41 | 819 | else{ |
820 | gGeoManager->Node("TPC_Rod",i+1,"TPC_Drift",x,y,z,0,kTRUE,upar,3);//shaft | |
821 | gGeoManager->Node("TPC_Rod",i+18,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);//muon | |
822 | } | |
823 | r=254.25; | |
824 | x=r * TMath::Cos(angle); | |
825 | y=r * TMath::Sin(angle); | |
826 | upar[2]=126.54; //upper | |
827 | z=127.06; | |
828 | gGeoManager->Node("TPC_Rod",i+36,"TPC_Drift",x,y,z,0,kTRUE,upar,3); | |
829 | gGeoManager->Node("TPC_Rod",i+54,"TPC_Drift",x,y,-z,0,kTRUE,upar,3); | |
37831078 | 830 | } |
831 | ||
bde68ab0 | 832 | TGeoVolume *alice = gGeoManager->GetVolume("ALIC"); |
833 | alice->AddNode(v1,1); | |
834 | ||
79575d04 | 835 | |
1283eee5 | 836 | } // end of function |
837 | ||
fe4da5cc | 838 | |
839 | //_____________________________________________________________________________ | |
840 | void AliTPCv0::CreateMaterials() | |
841 | { | |
842 | // | |
843 | // Define materials for the TPC | |
844 | // | |
845 | AliTPC::CreateMaterials(); | |
846 | } | |
847 | ||
848 | //_____________________________________________________________________________ | |
8c555625 | 849 | void AliTPCv0::DrawDetector() |
fe4da5cc | 850 | { |
851 | // | |
852 | // Draw a shaded view of the Time Projection Chamber version 0 | |
853 | // | |
854 | ||
fe4da5cc | 855 | // Set everything unseen |
cfce8870 | 856 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 857 | // |
858 | // Set ALIC mother transparent | |
cfce8870 | 859 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 860 | // |
861 | // Set the volumes visible | |
37831078 | 862 | gMC->Gsatt("TPC ","SEEN",0); |
863 | gMC->Gsatt("TOIN","SEEN",1); | |
864 | gMC->Gsatt("TOIN","COLO",7); | |
37831078 | 865 | gMC->Gsatt("TOCV","SEEN",1); |
866 | gMC->Gsatt("TOCV","COLO",4); | |
867 | gMC->Gsatt("TSA1","SEEN",0); | |
868 | gMC->Gsatt("TSA2","SEEN",0); | |
869 | gMC->Gsatt("TSA3","SEEN",0); | |
79575d04 | 870 | gMC->Gsatt("TSA4","SEEN",0); |
871 | gMC->Gsatt("TSA5","SEEN",0); | |
37831078 | 872 | gMC->Gsatt("TOFC","SEEN",1); |
873 | gMC->Gsatt("TOFC","COLO",4); | |
37831078 | 874 | gMC->Gsatt("TSA6","SEEN",0); |
875 | gMC->Gsatt("TSA7","SEEN",0); | |
79575d04 | 876 | gMC->Gsatt("TSA8","SEEN",0); |
37831078 | 877 | gMC->Gsatt("TIIN","SEEN",1); |
79575d04 | 878 | gMC->Gsatt("TIIN","COLO",7); |
879 | gMC->Gsatt("TII1","SEEN",0); | |
880 | gMC->Gsatt("TIFC","SEEN",1); | |
881 | gMC->Gsatt("TIFC","COLO",4); | |
882 | gMC->Gsatt("TSA9","SEEN",0); | |
37831078 | 883 | gMC->Gsatt("TS10","SEEN",0); |
884 | gMC->Gsatt("TS11","SEEN",0); | |
885 | gMC->Gsatt("TS12","SEEN",0); | |
37831078 | 886 | gMC->Gsatt("TS13","SEEN",0); |
887 | gMC->Gsatt("TS14","SEEN",0); | |
79575d04 | 888 | gMC->Gsatt("TICC","SEEN",0); |
889 | gMC->Gsatt("TICM","SEEN",0); | |
37831078 | 890 | gMC->Gsatt("TS15","SEEN",0); |
891 | gMC->Gsatt("TS16","SEEN",0); | |
37831078 | 892 | gMC->Gsatt("TS17","SEEN",0); |
79575d04 | 893 | gMC->Gsatt("TS18","SEEN",0); |
894 | gMC->Gsatt("TS19","SEEN",0); | |
895 | gMC->Gsatt("TPJ1","SEEN",0); | |
896 | gMC->Gsatt("TPJ2","SEEN",0); | |
897 | gMC->Gsatt("TICS","SEEN",0); | |
898 | gMC->Gsatt("TDGN","SEEN",0); | |
37831078 | 899 | gMC->Gsatt("TIRC","SEEN",0); |
900 | gMC->Gsatt("TIC1","SEEN",1); | |
901 | gMC->Gsatt("TIPP","SEEN",0); | |
902 | gMC->Gsatt("TIC3","SEEN",0); | |
903 | gMC->Gsatt("TRCE","SEEN",0); | |
904 | gMC->Gsatt("TPSC","SEEN",0); | |
79575d04 | 905 | gMC->Gsatt("TPCC","SEEN",0); |
37831078 | 906 | gMC->Gsatt("TORC","SEEN",0); |
907 | gMC->Gsatt("TOPP","SEEN",0); | |
908 | gMC->Gsatt("TOC3","SEEN",0); | |
909 | gMC->Gsatt("TOC1","SEEN",1); | |
910 | gMC->Gsatt("TSSW","SEEN",1); | |
911 | gMC->Gsatt("TSWC","SEEN",1); | |
37831078 | 912 | gMC->Gsatt("TSSW","COLO",3); |
913 | gMC->Gsatt("TSWC","COLO",3); | |
914 | gMC->Gsatt("TSCE","COLO",6); | |
79575d04 | 915 | gMC->Gsatt("TSCE","SEEN",1); |
37831078 | 916 | gMC->Gsatt("TWES","SEEN",0); |
917 | gMC->Gsatt("TSWB","SEEN",0); | |
918 | gMC->Gsatt("TPEL","SEEN",0); | |
919 | gMC->Gsatt("TPMW","SEEN",1); | |
37831078 | 920 | gMC->Gsatt("TESR","SEEN",1); |
921 | gMC->Gsatt("TPMW","COLO",12); | |
37831078 | 922 | gMC->Gsatt("TIC1","COLO",5); |
79575d04 | 923 | gMC->Gsatt("TOC1","COLO",5); |
37831078 | 924 | gMC->Gsatt("TESB","SEEN",0); |
925 | gMC->Gsatt("THVM","SEEN",1); | |
926 | gMC->Gsatt("THVM","COLO",11); | |
79575d04 | 927 | gMC->Gsatt("THVH","SEEN",0); |
928 | gMC->Gsatt("TPSR","SEEN",0); | |
37831078 | 929 | gMC->Gsatt("THVL","SEEN",0); |
79575d04 | 930 | gMC->Gsatt("THVC","SEEN",0); |
37831078 | 931 | gMC->Gsatt("THVE","SEEN",0); |
932 | gMC->Gsatt("THVR","SEEN",0); | |
79575d04 | 933 | |
fe4da5cc | 934 | // |
cfce8870 | 935 | gMC->Gdopt("hide", "on"); |
936 | gMC->Gdopt("shad", "on"); | |
937 | gMC->Gsatt("*", "fill", 7); | |
938 | gMC->SetClipBox("."); | |
37831078 | 939 | gMC->SetClipBox("TPMW",-300,300,-300,300,254.,270.); |
940 | gMC->SetClipBox("TESR",-300,300,-300,300,254.,270.); | |
941 | gMC->SetClipBox("TSSW",-300,300,-300,300,283.,284.); | |
942 | gMC->SetClipBox("TSWC",-300,300,-300,300,283.,284.); | |
943 | gMC->SetClipBox("*", 0, 300, -300, 300, -290, 290); | |
cfce8870 | 944 | gMC->DefaultRange(); |
945 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .025, .025); | |
946 | gMC->Gdhead(1111, "Time Projection Chamber"); | |
947 | gMC->Gdman(18, 4, "MAN"); | |
948 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 949 | } |
950 | ||
951 | //_____________________________________________________________________________ | |
952 | void AliTPCv0::Init() | |
953 | { | |
954 | // | |
955 | // Initialise Time Projection Chamber version 0 | |
956 | // | |
13a8c8d7 | 957 | |
958 | printf("%s: *** TPC version 0 initialized***\n",ClassName()); | |
959 | ||
960 | // printf("TPC version 0 initialized\n"); | |
fe4da5cc | 961 | } |
962 | ||
963 | //_____________________________________________________________________________ | |
964 | void AliTPCv0::StepManager() | |
965 | { | |
966 | // | |
967 | // Procedure called at each step in the TPC | |
968 | // | |
969 | } |