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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 | /* $Id$ */ |
4c039060 | 17 | |
73042f01 | 18 | // |
fe4da5cc | 19 | /////////////////////////////////////////////////////////////////////////////// |
20 | // // | |
21 | // Time Projection Chamber version 2 -- detailed TPC and slow simulation // | |
22 | // // | |
23 | //Begin_Html | |
24 | /* | |
1439f98e | 25 | <img src="picts/AliTPCv2Class.gif"> |
fe4da5cc | 26 | */ |
27 | //End_Html | |
28 | // // | |
29 | // // | |
30 | /////////////////////////////////////////////////////////////////////////////// | |
116cbefd | 31 | |
d899e254 | 32 | //#include <stdlib.h> |
fe4da5cc | 33 | |
88cb7938 | 34 | #include <TLorentzVector.h> |
116cbefd | 35 | #include <TPDGCode.h> |
d9e80aca | 36 | #include <TString.h> |
f77f13c8 | 37 | #include "AliLog.h" |
b40afa5e | 38 | #include "AliMathBase.h" |
e6add757 | 39 | #include "AliTrackReference.h" |
73042f01 | 40 | #include "AliTPCParam.h" |
4ed5dced | 41 | #include "AliTPCTrackHitsV2.h" |
116cbefd | 42 | #include "AliTPCv2.h" |
cdf69b9a | 43 | #include "AliGeomManager.h" |
c1637e41 | 44 | #include "TGeoVolume.h" |
45 | #include "TGeoPcon.h" | |
46 | #include "TGeoTube.h" | |
47 | #include "TGeoPgon.h" | |
48 | #include "TGeoTrd1.h" | |
49 | #include "TGeoCompositeShape.h" | |
50 | #include "TGeoPara.h" | |
1ac29fc4 | 51 | #include "TGeoPhysicalNode.h" |
0f788f87 | 52 | #include "TGeoHalfSpace.h" |
0f2ff24c | 53 | #include "TTreeStream.h" |
1ac29fc4 | 54 | |
c1637e41 | 55 | ClassImp(AliTPCv2) |
56 | ||
57 | //_____________________________________________________________________________ | |
58 | AliTPCv2::AliTPCv2(const char *name, const char *title) : | |
e046d791 | 59 | AliTPC(name, title), |
60 | fIdSens(0), | |
61 | fIDrift(0), | |
62 | fSecOld(0) | |
c1637e41 | 63 | { |
64 | // | |
65 | // Standard constructor for Time Projection Chamber version 2 | |
66 | // | |
6a905708 | 67 | |
37831078 | 68 | |
c1637e41 | 69 | SetBufferSize(128000); |
79575d04 | 70 | |
79575d04 | 71 | |
db2fdcfb | 72 | // if (fTPCParam) |
73 | // fTPCParam->Write(fTPCParam->GetTitle()); | |
c1637e41 | 74 | } |
75 | ||
76 | //_____________________________________________________________________________ | |
77 | void AliTPCv2::CreateGeometry() | |
78 | { | |
79 | // | |
80 | // Create the geometry of Time Projection Chamber version 2 | |
81 | // | |
82 | //Begin_Html | |
83 | /* | |
84 | <img src="picts/AliTPC.gif"> | |
85 | */ | |
86 | //End_Html | |
87 | //Begin_Html | |
88 | /* | |
89 | <img src="picts/AliTPCv2Tree.gif"> | |
90 | */ | |
91 | //End_Html | |
37831078 | 92 | |
93 | //---------------------------------------------------------- | |
c1637e41 | 94 | // This geometry is written using TGeo class |
95 | // Firstly the shapes are defined, and only then the volumes | |
96 | // What is recognized by the MC are volumes | |
37831078 | 97 | //---------------------------------------------------------- |
c1637e41 | 98 | // |
99 | // tpc - this will be the mother volume | |
100 | // | |
37831078 | 101 | |
c1637e41 | 102 | // |
103 | // here I define a volume TPC | |
104 | // retrive the medium name with "TPC_" as a leading string | |
105 | // | |
78134e48 | 106 | TGeoPcon *tpc = new TGeoPcon(0.,360.,20); //20 sections |
c1637e41 | 107 | // |
78134e48 | 108 | tpc->DefineSection(0,-291.,77.,278.); |
109 | tpc->DefineSection(1,-270,77.,278.); | |
c1637e41 | 110 | // |
78134e48 | 111 | tpc->DefineSection(2,-270.,77.,278.); |
112 | tpc->DefineSection(3,-259.6,70.,278.); | |
c1637e41 | 113 | // |
78134e48 | 114 | tpc->DefineSection(4,-259.6,68.1,278.); |
115 | tpc->DefineSection(5,-253.6,68.1,278.); | |
c1637e41 | 116 | // |
78134e48 | 117 | tpc->DefineSection(6,-253.6,68.,278.); |
118 | tpc->DefineSection(7,-74.0,60.8,278.); | |
c1637e41 | 119 | // |
78134e48 | 120 | tpc->DefineSection(8,-74.0,60.1,278.); |
121 | tpc->DefineSection(9,-73.3,60.1,278.); | |
c1637e41 | 122 | // |
78134e48 | 123 | tpc->DefineSection(10,-73.3,56.9,278.); |
124 | tpc->DefineSection(11,73.3,56.9,278.); | |
c1637e41 | 125 | // |
78134e48 | 126 | tpc->DefineSection(12,73.3,60.1,278.); |
127 | tpc->DefineSection(13,74.0,60.1,278.); | |
c1637e41 | 128 | // |
78134e48 | 129 | tpc->DefineSection(14,74.0,60.8,278.); |
130 | tpc->DefineSection(15,253.6,65.5,278.); | |
131 | // | |
132 | tpc->DefineSection(16,253.6,65.6,278.); | |
133 | tpc->DefineSection(17,259.6,65.6,278.); | |
134 | // | |
135 | tpc->DefineSection(18,259.6,70.0,278.); | |
136 | tpc->DefineSection(19,291.,77.,278.); | |
c1637e41 | 137 | // |
138 | TGeoMedium *m1 = gGeoManager->GetMedium("TPC_Air"); | |
139 | TGeoVolume *v1 = new TGeoVolume("TPC_M",tpc,m1); | |
140 | // | |
141 | // drift volume - sensitive volume, extended beyond the | |
142 | // endcaps, because of the alignment | |
143 | // | |
144 | TGeoPcon *dvol = new TGeoPcon(0.,360.,6); | |
145 | dvol->DefineSection(0,-260.,74.5,264.4); | |
146 | dvol->DefineSection(1,-253.6,74.5,264.4); | |
147 | // | |
148 | dvol->DefineSection(2,-253.6,76.6774,258.); | |
149 | dvol->DefineSection(3,253.6,76.6774,258.); | |
150 | // | |
151 | dvol->DefineSection(4,253.6,74.5,264.4); | |
152 | dvol->DefineSection(5,260.,74.5,264.4); | |
153 | // | |
154 | TGeoMedium *m5 = gGeoManager->GetMedium("TPC_Ne-CO2-N-2"); | |
155 | TGeoVolume *v9 = new TGeoVolume("TPC_Drift",dvol,m5); | |
156 | // | |
157 | v1->AddNode(v9,1); | |
158 | // | |
159 | // outer insulator | |
160 | // | |
161 | TGeoPcon *tpco = new TGeoPcon(0.,360.,6); //insulator | |
162 | // | |
163 | tpco->DefineSection(0,-256.6,264.8,278.); | |
164 | tpco->DefineSection(1,-253.6,264.8,278.); | |
165 | // | |
166 | tpco->DefineSection(2,-253.6,258.,278.); | |
167 | tpco->DefineSection(3,250.6,258.,278.); | |
168 | // | |
169 | tpco->DefineSection(4,250.6,258.,275.5); | |
170 | tpco->DefineSection(5,253.6,258.,275.5); | |
171 | // | |
172 | TGeoMedium *m2 = gGeoManager->GetMedium("TPC_CO2"); | |
173 | TGeoVolume *v2 = new TGeoVolume("TPC_OI",tpco,m2); | |
174 | // | |
c449e944 | 175 | TGeoRotation *segrot;//segment rotations |
176 | // | |
c1637e41 | 177 | // outer containment vessel |
178 | // | |
179 | TGeoPcon *tocv = new TGeoPcon(0.,360.,6); // containment vessel | |
180 | // | |
181 | tocv->DefineSection(0,-256.6,264.8,278.); | |
182 | tocv->DefineSection(1,-253.6,264.8,278.); | |
183 | // | |
184 | tocv->DefineSection(2,-253.6,274.8124,278.); | |
185 | tocv->DefineSection(3,247.6,274.8124,278.); | |
186 | // | |
187 | tocv->DefineSection(4,247.6,270.4,278.); | |
188 | tocv->DefineSection(5,250.6,270.4,278.); | |
189 | // | |
190 | TGeoMedium *m3 = gGeoManager->GetMedium("TPC_Al"); | |
191 | TGeoVolume *v3 = new TGeoVolume("TPC_OCV",tocv,m3); | |
192 | // | |
c449e944 | 193 | TGeoTubeSeg *to1 = new TGeoTubeSeg(274.8174,277.995,252.1,0.,59.9); //epoxy |
194 | TGeoTubeSeg *to2 = new TGeoTubeSeg(274.8274,277.985,252.1,0.,59.9); //tedlar | |
195 | TGeoTubeSeg *to3 = new TGeoTubeSeg(274.8312,277.9812,252.1,0.,59.9);//prepreg2 | |
196 | TGeoTubeSeg *to4 = new TGeoTubeSeg(274.9062,277.9062,252.1,0.,59.9);//nomex | |
197 | TGeoTubeSeg *tog5 = new TGeoTubeSeg(274.8174,277.995,252.1,59.9,60.);//epoxy | |
c1637e41 | 198 | // |
199 | TGeoMedium *sm1 = gGeoManager->GetMedium("TPC_Epoxy"); | |
200 | TGeoMedium *sm2 = gGeoManager->GetMedium("TPC_Tedlar"); | |
201 | TGeoMedium *sm3 = gGeoManager->GetMedium("TPC_Prepreg2"); | |
202 | TGeoMedium *sm4 = gGeoManager->GetMedium("TPC_Nomex"); | |
203 | // | |
204 | TGeoVolume *tov1 = new TGeoVolume("TPC_OCV1",to1,sm1); | |
205 | TGeoVolume *tov2 = new TGeoVolume("TPC_OCV2",to2,sm2); | |
206 | TGeoVolume *tov3 = new TGeoVolume("TPC_OCV3",to3,sm3); | |
207 | TGeoVolume *tov4 = new TGeoVolume("TPC_OCV4",to4,sm4); | |
c449e944 | 208 | TGeoVolume *togv5 = new TGeoVolume("TPC_OCVG5",tog5,sm1); |
209 | //------------------------------------------------------- | |
c1637e41 | 210 | // Tpc Outer Field Cage |
211 | // daughters - composite (sandwich) | |
212 | //------------------------------------------------------- | |
37831078 | 213 | |
c1637e41 | 214 | TGeoPcon *tofc = new TGeoPcon(0.,360.,6); |
215 | // | |
216 | tofc->DefineSection(0,-253.6,258.,269.6); | |
217 | tofc->DefineSection(1,-250.6,258.,269.6); | |
218 | // | |
219 | tofc->DefineSection(2,-250.6,258.,260.0676); | |
220 | tofc->DefineSection(3,250.6,258.,260.0676); | |
221 | // | |
222 | tofc->DefineSection(4,250.6,258.,275.5); | |
223 | tofc->DefineSection(5,253.6,258.,275.5); | |
224 | // | |
225 | TGeoVolume *v4 = new TGeoVolume("TPC_TOFC",tofc,m3); | |
226 | //sandwich | |
c449e944 | 227 | TGeoTubeSeg *tf1 = new TGeoTubeSeg(258.0,260.0676,252.1,0.,59.9); //tedlar |
228 | TGeoTubeSeg *tf2 = new TGeoTubeSeg(258.0038,260.0638,252.1,0.,59.9); //prepreg3 | |
229 | TGeoTubeSeg *tf3 = new TGeoTubeSeg(258.0338,260.0338,252.1,0.,59.9);//nomex | |
230 | TGeoTubeSeg *tfg4 = new TGeoTubeSeg(258.0,260.0676,252.1,59.9,60.); //epoxy glue | |
c1637e41 | 231 | // |
232 | TGeoMedium *sm5 = gGeoManager->GetMedium("TPC_Prepreg3"); | |
233 | // | |
234 | TGeoVolume *tf1v = new TGeoVolume("TPC_OFC1",tf1,sm2); | |
235 | TGeoVolume *tf2v = new TGeoVolume("TPC_OFC2",tf2,sm5); | |
236 | TGeoVolume *tf3v = new TGeoVolume("TPC_OFC3",tf3,sm4); | |
c449e944 | 237 | TGeoVolume *tfg4v = new TGeoVolume("TPC_OFCG4",tfg4,sm1); |
c1637e41 | 238 | // |
239 | // outer part - positioning | |
240 | // | |
c449e944 | 241 | tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1);//ocv |
242 | // | |
243 | tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1);//ofc | |
c1637e41 | 244 | // |
c449e944 | 245 | TGeoVolumeAssembly *t200 = new TGeoVolumeAssembly("TPC_OCVSEG"); |
246 | TGeoVolumeAssembly *t300 = new TGeoVolumeAssembly("TPC_OFCSEG"); | |
c1637e41 | 247 | // |
c449e944 | 248 | // assembly OCV and OFC |
249 | // | |
250 | // 1st - no rotation | |
251 | t200->AddNode(tov1,1); t200->AddNode(togv5,1); | |
252 | t300->AddNode(tf1v,1); t300->AddNode(tfg4v,1); | |
253 | // 2nd - rotation 60 deg | |
254 | segrot = new TGeoRotation(); | |
255 | segrot->RotateZ(60.); | |
256 | t200->AddNode(tov1,2,segrot); t200->AddNode(togv5,2,segrot); | |
257 | t300->AddNode(tf1v,2,segrot); t300->AddNode(tfg4v,2,segrot); | |
258 | // 3rd rotation 120 deg | |
259 | segrot = new TGeoRotation(); | |
260 | segrot->RotateZ(120.); | |
261 | t200->AddNode(tov1,3,segrot); t200->AddNode(togv5,3,segrot); | |
262 | t300->AddNode(tf1v,3,segrot); t300->AddNode(tfg4v,3,segrot); | |
263 | //4th rotation 180 deg | |
264 | segrot = new TGeoRotation(); | |
265 | segrot->RotateZ(180.); | |
266 | t200->AddNode(tov1,4,segrot); t200->AddNode(togv5,4,segrot); | |
267 | t300->AddNode(tf1v,4,segrot); t300->AddNode(tfg4v,4,segrot); | |
268 | //5th rotation 240 deg | |
269 | segrot = new TGeoRotation(); | |
270 | segrot->RotateZ(240.); | |
271 | t200->AddNode(tov1,5,segrot); t200->AddNode(togv5,5,segrot); | |
272 | t300->AddNode(tf1v,5,segrot); t300->AddNode(tfg4v,5,segrot); | |
273 | //6th rotation 300 deg | |
274 | segrot = new TGeoRotation(); | |
275 | segrot->RotateZ(300.); | |
276 | t200->AddNode(tov1,6,segrot); t200->AddNode(togv5,6,segrot); | |
277 | t300->AddNode(tf1v,6,segrot); t300->AddNode(tfg4v,6,segrot); | |
278 | // | |
279 | v3->AddNode(t200,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(t300,1); | |
c1637e41 | 280 | // |
281 | v2->AddNode(v3,1); v2->AddNode(v4,1); | |
282 | // | |
283 | v1->AddNode(v2,1); | |
284 | //-------------------------------------------------------------------- | |
285 | // Tpc Inner INsulator (CO2) | |
286 | // the cones, the central drum and the inner f.c. sandwich with a piece | |
287 | // of the flane will be placed in the TPC | |
288 | //-------------------------------------------------------------------- | |
289 | TGeoPcon *tpci = new TGeoPcon(0.,360.,4); | |
290 | // | |
291 | tpci->DefineSection(0,-253.6,68.4,76.6774); | |
292 | tpci->DefineSection(1,-74.0,61.2,76.6774); | |
293 | // | |
294 | tpci->DefineSection(2,74.0,61.2,76.6774); | |
295 | // | |
296 | tpci->DefineSection(3,253.6,65.9,76.6774); | |
297 | // | |
298 | TGeoVolume *v5 = new TGeoVolume("TPC_INI",tpci,m2); | |
299 | // | |
300 | // now the inner field cage - only part of flanges (2 copies) | |
301 | // | |
302 | TGeoTube *tif1 = new TGeoTube(69.9,76.6774,1.5); | |
303 | TGeoVolume *v6 = new TGeoVolume("TPC_IFC1",tif1,m3); | |
304 | // | |
305 | //--------------------------------------------------------- | |
306 | // Tpc Inner Containment vessel - Muon side | |
307 | //--------------------------------------------------------- | |
308 | TGeoPcon *tcms = new TGeoPcon(0.,360.,10); | |
309 | // | |
310 | tcms->DefineSection(0,-259.1,68.1,74.2); | |
311 | tcms->DefineSection(1,-253.6,68.1,74.2); | |
312 | // | |
313 | tcms->DefineSection(2,-253.6,68.1,68.4); | |
314 | tcms->DefineSection(3,-74.0,60.9,61.2); | |
315 | // | |
316 | tcms->DefineSection(4,-74.0,60.1,61.2); | |
317 | tcms->DefineSection(5,-73.3,60.1,61.2); | |
318 | // | |
319 | tcms->DefineSection(6,-73.3,56.9,61.2); | |
320 | tcms->DefineSection(7,-73.0,56.9,61.2); | |
321 | // | |
322 | tcms->DefineSection(8,-73.0,56.9,58.8); | |
323 | tcms->DefineSection(9,-71.3,56.9,58.8); | |
324 | // | |
325 | TGeoVolume *v7 = new TGeoVolume("TPC_ICVM",tcms,m3); | |
326 | //----------------------------------------------- | |
327 | // inner containment vessel - shaft side | |
328 | //----------------------------------------------- | |
329 | TGeoPcon *tcss = new TGeoPcon(0.,360.,10); | |
330 | // | |
331 | tcss->DefineSection(0,71.3,56.9,58.8); | |
332 | tcss->DefineSection(1,73.0,56.9,58.8); | |
333 | // | |
334 | tcss->DefineSection(2,73.0,56.9,61.2); | |
335 | tcss->DefineSection(3,73.3,56.9,61.2); | |
336 | // | |
337 | tcss->DefineSection(4,73.3,60.1,61.2); | |
338 | tcss->DefineSection(5,74.0,60.1,61.2); | |
339 | // | |
340 | tcss->DefineSection(6,74.0,60.9,61.2); | |
341 | tcss->DefineSection(7,253.6,65.6,65.9); | |
342 | // | |
343 | tcss->DefineSection(8,253.6,65.6,74.2); | |
344 | tcss->DefineSection(9,258.1,65.6,74.2); | |
345 | // | |
346 | TGeoVolume *v8 = new TGeoVolume("TPC_ICVS",tcss,m3); | |
347 | //----------------------------------------------- | |
348 | // Inner field cage | |
349 | // define 4 parts and make an assembly | |
350 | //----------------------------------------------- | |
351 | // part1 - Al - 2 copies | |
352 | TGeoTube *t1 = new TGeoTube(76.6774,78.845,0.75); | |
353 | TGeoVolume *tv1 = new TGeoVolume("TPC_IFC2",t1,m3); | |
354 | // sandwich - outermost parts - 2 copies | |
c1637e41 | 355 | // |
878dd3f2 | 356 | // segment outermost |
357 | // | |
e079adac | 358 | TGeoTubeSeg *t2 = new TGeoTubeSeg(76.6774,78.845,74.175,350.,109.6); // tedlar 38 microns |
359 | TGeoTubeSeg *t3 = new TGeoTubeSeg(76.6812,78.8412,74.175,350.,109.6); // prepreg2 500 microns | |
360 | TGeoTubeSeg *t4 = new TGeoTubeSeg(76.7312,78.7912,74.175,350.,109.6); // prepreg3 300 microns | |
361 | TGeoTubeSeg *t5 = new TGeoTubeSeg(76.7612,78.7612,74.175,350.,109.6); // nomex 2 cm | |
362 | TGeoTubeSeg *tepox1 = new TGeoTubeSeg(76.6774,78.845,74.175,109.6,110.);//epoxy | |
363 | TGeoTubeSeg *tpr1 = new TGeoTubeSeg(78.845,78.885,74.175,109.,111.); | |
878dd3f2 | 364 | |
365 | // volumes for the outer part | |
c1637e41 | 366 | TGeoVolume *tv2 = new TGeoVolume("TPC_IFC3",t2,sm2); |
367 | TGeoVolume *tv3 = new TGeoVolume("TPC_IFC4",t3,sm3); | |
368 | TGeoVolume *tv4 = new TGeoVolume("TPC_IFC5",t4,sm5); | |
369 | TGeoVolume *tv5 = new TGeoVolume("TPC_IFC6",t5,sm4); | |
878dd3f2 | 370 | TGeoVolume *tvep1 = new TGeoVolume("TPC_IFEPOX1",tepox1,sm1); |
371 | TGeoVolume *tvpr1 = new TGeoVolume("TPC_PRSTR1",tpr1,sm2); | |
c1637e41 | 372 | // |
373 | // middle parts - 2 copies | |
c1637e41 | 374 | // |
878dd3f2 | 375 | // segment middle |
376 | // | |
e079adac | 377 | TGeoTubeSeg *t6 = new TGeoTubeSeg(76.6774,78.795,5.,350.,109.6); // tedlar 38 microns |
378 | TGeoTubeSeg *t7 = new TGeoTubeSeg(76.6812,78.7912,5.,350.,109.6); // prepreg2 250 microns | |
379 | TGeoTubeSeg *t8 = new TGeoTubeSeg(76.7062,78.7662,5.,350.,109.6); // prepreg3 300 microns | |
380 | TGeoTubeSeg *t9 = new TGeoTubeSeg(76.7362,78.7362,5.,350.,109.6); // nomex 2 cm | |
381 | TGeoTubeSeg *tepox2 = new TGeoTubeSeg(76.6774,78.795,5.,109.6,110.);//epoxy | |
382 | TGeoTubeSeg *tpr2 = new TGeoTubeSeg(78.795,78.835,5.,109.,111.); | |
878dd3f2 | 383 | // volumes for the middle part |
c1637e41 | 384 | TGeoVolume *tv6 = new TGeoVolume("TPC_IFC7",t6,sm2); |
385 | TGeoVolume *tv7 = new TGeoVolume("TPC_IFC8",t7,sm3); | |
386 | TGeoVolume *tv8 = new TGeoVolume("TPC_IFC9",t8,sm5); | |
387 | TGeoVolume *tv9 = new TGeoVolume("TPC_IFC10",t9,sm4); | |
878dd3f2 | 388 | TGeoVolume *tvep2 = new TGeoVolume("TPC_IFEPOX2",tepox2,sm1); |
389 | TGeoVolume *tvpr2 = new TGeoVolume("TPC_PRSTR2",tpr2,sm2); | |
c1637e41 | 390 | // central part - 1 copy |
878dd3f2 | 391 | // |
392 | // segment central part | |
393 | // | |
e079adac | 394 | TGeoTubeSeg *t10 = new TGeoTubeSeg(76.6774,78.785,93.75,350.,109.6); // tedlar 38 microns |
395 | TGeoTubeSeg *t11 = new TGeoTubeSeg(76.6812,78.7812,93.75,350.,109.6); // prepreg3 500 microns | |
396 | TGeoTubeSeg *t12 = new TGeoTubeSeg(76.7312,78.7312,93.75,350.,109.6); // nomex 2 cm | |
397 | TGeoTubeSeg *tepox3 = new TGeoTubeSeg(76.6774,78.785,93.75,109.6,110.);//epoxy | |
398 | TGeoTubeSeg *tpr3 = new TGeoTubeSeg(78.785,78.825,93.75,109.,111.); | |
878dd3f2 | 399 | // volumes for the central part |
c1637e41 | 400 | TGeoVolume *tv10 = new TGeoVolume("TPC_IFC11",t10,sm2); |
401 | TGeoVolume *tv11 = new TGeoVolume("TPC_IFC12",t11,sm5); | |
402 | TGeoVolume *tv12 = new TGeoVolume("TPC_IFC13",t12,sm4); | |
878dd3f2 | 403 | TGeoVolume *tvep3 = new TGeoVolume("TPC_IFEPOX3",tepox3,sm1); |
404 | TGeoVolume *tvpr3 = new TGeoVolume("TPC_PRSTR3",tpr3,sm2); | |
c1637e41 | 405 | // |
878dd3f2 | 406 | // creating a sandwich for the outer par,t tv2 is the mother |
c1637e41 | 407 | // |
c1637e41 | 408 | tv2->AddNode(tv3,1); tv3->AddNode(tv4,1); tv4->AddNode(tv5,1); |
409 | // | |
878dd3f2 | 410 | // creating a sandwich for the middle part, tv6 is the mother |
411 | // | |
c1637e41 | 412 | tv6->AddNode(tv7,1); tv7->AddNode(tv8,1); tv8->AddNode(tv9,1); |
413 | // | |
878dd3f2 | 414 | // creating a sandwich for the central part, tv10 is the mother |
415 | // | |
c1637e41 | 416 | tv10->AddNode(tv11,1); tv11->AddNode(tv12,1); |
417 | // | |
878dd3f2 | 418 | TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC"); // ifc itself - 3 segments |
878dd3f2 | 419 | |
c1637e41 | 420 | // |
878dd3f2 | 421 | // first segment - no rotation |
422 | // | |
423 | // central | |
424 | tv100->AddNode(tv10,1); //sandwich | |
425 | tv100->AddNode(tvep3,1);//epoxy | |
426 | tv100->AddNode(tvpr3,1);//prepreg strip | |
427 | // middle | |
428 | tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75)); //sandwich1 | |
429 | tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75)); // sandwich2 | |
430 | tv100->AddNode(tvep2,1,new TGeoTranslation(0.,0.,-98.75)); //epoxy | |
431 | tv100->AddNode(tvep2,2,new TGeoTranslation(0.,0.,98.75)); //epoxy | |
432 | tv100->AddNode(tvpr2,1,new TGeoTranslation(0.,0.,-98.75));//prepreg strip | |
433 | tv100->AddNode(tvpr2,2,new TGeoTranslation(0.,0.,98.75)); | |
434 | // outer | |
435 | tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925)); //sandwich | |
c1637e41 | 436 | tv100->AddNode(tv2,2,new TGeoTranslation(0.,0.,177.925)); |
878dd3f2 | 437 | tv100->AddNode(tvep1,1,new TGeoTranslation(0.,0.,-177.925)); //epoxy |
438 | tv100->AddNode(tvep1,2,new TGeoTranslation(0.,0.,177.925)); | |
439 | tv100->AddNode(tvpr1,1,new TGeoTranslation(0.,0.,-177.925));//prepreg strip | |
440 | tv100->AddNode(tvpr1,2,new TGeoTranslation(0.,0.,-177.925)); | |
441 | // | |
442 | // second segment - rotation 120 deg. | |
443 | // | |
444 | segrot = new TGeoRotation(); | |
445 | segrot->RotateZ(120.); | |
446 | // | |
447 | // central | |
448 | tv100->AddNode(tv10,2,segrot); //sandwich | |
449 | tv100->AddNode(tvep3,2,segrot);//epoxy | |
450 | tv100->AddNode(tvpr3,2,segrot);//prepreg strip | |
451 | // middle | |
452 | tv100->AddNode(tv6,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1 | |
453 | tv100->AddNode(tv6,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2 | |
454 | tv100->AddNode(tvep2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy | |
455 | tv100->AddNode(tvep2,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy | |
456 | tv100->AddNode(tvpr2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip | |
457 | tv100->AddNode(tvpr2,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); | |
458 | //outer | |
459 | tv100->AddNode(tv2,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich | |
460 | tv100->AddNode(tv2,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
461 | tv100->AddNode(tvep1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy | |
462 | tv100->AddNode(tvep1,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
463 | tv100->AddNode(tvpr1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip | |
464 | tv100->AddNode(tvpr1,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
465 | // | |
466 | // third segment - rotation 240 deg. | |
467 | // | |
468 | segrot = new TGeoRotation(); | |
469 | segrot->RotateZ(240.); | |
470 | // | |
471 | // central | |
472 | tv100->AddNode(tv10,3,segrot); //sandwich | |
473 | tv100->AddNode(tvep3,3,segrot);//epoxy | |
474 | tv100->AddNode(tvpr3,3,segrot);//prepreg strip | |
475 | // middle | |
476 | tv100->AddNode(tv6,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1 | |
477 | tv100->AddNode(tv6,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2 | |
478 | tv100->AddNode(tvep2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy | |
479 | tv100->AddNode(tvep2,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy | |
480 | tv100->AddNode(tvpr2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip | |
481 | tv100->AddNode(tvpr2,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); | |
482 | //outer | |
483 | tv100->AddNode(tv2,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich | |
484 | tv100->AddNode(tv2,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
485 | tv100->AddNode(tvep1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy | |
486 | tv100->AddNode(tvep1,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
487 | tv100->AddNode(tvpr1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip | |
488 | tv100->AddNode(tvpr1,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); | |
489 | // Al parts - rings | |
c1637e41 | 490 | tv100->AddNode(tv1,1,new TGeoTranslation(0.,0.,-252.85)); |
491 | tv100->AddNode(tv1,2,new TGeoTranslation(0.,0.,252.85)); | |
492 | // | |
493 | v5->AddNode(v6,1, new TGeoTranslation(0.,0.,-252.1)); | |
494 | v5->AddNode(v6,2, new TGeoTranslation(0.,0.,252.1)); | |
495 | v1->AddNode(v5,1); v1->AddNode(v7,1); v1->AddNode(v8,1); | |
496 | v9->AddNode(tv100,1); | |
497 | // | |
498 | // central drum | |
499 | // | |
500 | // flange + sandwich | |
501 | // | |
502 | TGeoPcon *cfl = new TGeoPcon(0.,360.,6); | |
503 | cfl->DefineSection(0,-71.1,59.7,61.2); | |
504 | cfl->DefineSection(1,-68.6,59.7,61.2); | |
505 | // | |
efbf94c5 | 506 | cfl->DefineSection(2,-68.6,60.6124,61.2); |
507 | cfl->DefineSection(3,68.6,60.6124,61.2); | |
c1637e41 | 508 | // |
509 | cfl->DefineSection(4,68.6,59.7,61.2); | |
510 | cfl->DefineSection(5,71.1,59.7,61.2); | |
511 | // | |
512 | TGeoVolume *cflv = new TGeoVolume("TPC_CDR",cfl,m3); | |
513 | // sandwich | |
efbf94c5 | 514 | TGeoTube *cd1 = new TGeoTube(60.6224,61.19,71.1); |
515 | TGeoTube *cd2 = new TGeoTube(60.6262,61.1862,71.1); | |
516 | TGeoTube *cd3 = new TGeoTube(60.6462,61.1662,71.1); | |
517 | TGeoTube *cd4 = new TGeoTube(60.6562,61.1562,71.1); | |
c1637e41 | 518 | // |
519 | TGeoMedium *sm6 = gGeoManager->GetMedium("TPC_Prepreg1"); | |
efbf94c5 | 520 | TGeoMedium *sm8 = gGeoManager->GetMedium("TPC_Epoxyfm"); |
c1637e41 | 521 | TGeoVolume *cd1v = new TGeoVolume("TPC_CDR1",cd1,sm2); //tedlar |
522 | TGeoVolume *cd2v = new TGeoVolume("TPC_CDR2",cd2,sm6);// prepreg1 | |
efbf94c5 | 523 | TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm8); //epoxy film |
524 | TGeoVolume *cd4v = new TGeoVolume("TPC_CDR4",cd4,sm4); //nomex | |
525 | ||
c1637e41 | 526 | // |
527 | // seals for central drum 2 copies | |
528 | // | |
529 | TGeoTube *cs = new TGeoTube(56.9,61.2,0.1); | |
530 | TGeoMedium *sm7 = gGeoManager->GetMedium("TPC_Mylar"); | |
531 | TGeoVolume *csv = new TGeoVolume("TPC_CDRS",cs,sm7); | |
3378c058 | 532 | v1->AddNode(csv,1,new TGeoTranslation(0.,0.,-71.2)); |
533 | v1->AddNode(csv,2,new TGeoTranslation(0.,0.,71.2)); | |
c1637e41 | 534 | // |
535 | // seal collars | |
536 | TGeoPcon *se = new TGeoPcon(0.,360.,6); | |
537 | se->DefineSection(0,-72.8,59.7,61.2); | |
538 | se->DefineSection(1,-72.3,59.7,61.2); | |
539 | // | |
540 | se->DefineSection(2,-72.3,58.85,61.2); | |
541 | se->DefineSection(3,-71.6,58.85,61.2); | |
542 | // | |
543 | se->DefineSection(4,-71.6,59.7,61.2); | |
544 | se->DefineSection(5,-71.3,59.7,61.2); | |
545 | // | |
546 | TGeoVolume *sev = new TGeoVolume("TPC_CDCE",se,m3); | |
547 | // | |
548 | TGeoTube *si = new TGeoTube(56.9,58.8,1.); | |
549 | TGeoVolume *siv = new TGeoVolume("TPC_CDCI",si,m3); | |
550 | // | |
551 | // define reflection matrix | |
552 | // | |
4fa47888 | 553 | TGeoRotation *ref = new TGeoRotation("ref",90.,0.,90.,90.,180.,0.); |
c1637e41 | 554 | // |
efbf94c5 | 555 | cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cd3v->AddNode(cd4v,1); cflv->AddNode(cd1v,1); |
c1637e41 | 556 | // |
a1ec4d07 | 557 | v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-69.9)); |
558 | v1->AddNode(siv,2,new TGeoTranslation(0.,0.,69.9)); | |
c1637e41 | 559 | v1->AddNode(sev,1); v1->AddNode(sev,2,ref); v1->AddNode(cflv,1); |
560 | // | |
561 | // central membrane - 2 rings and a mylar membrane - assembly | |
562 | // | |
cf84f9b1 | 563 | TGeoTube *ih = new TGeoTube(81.05,84.05,0.3); |
564 | TGeoTube *oh = new TGeoTube(250.,256.,0.5); | |
4236db1b | 565 | TGeoTube *mem = new TGeoTube(84.05,250.,0.00115); |
c449e944 | 566 | |
567 | // | |
568 | TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10"); | |
569 | // | |
c1637e41 | 570 | TGeoVolume *ihv = new TGeoVolume("TPC_IHVH",ih,m3); |
571 | TGeoVolume *ohv = new TGeoVolume("TPC_OHVH",oh,m3); | |
c449e944 | 572 | |
c1637e41 | 573 | TGeoVolume *memv = new TGeoVolume("TPC_HV",mem,sm7); |
574 | // | |
575 | TGeoVolumeAssembly *cm = new TGeoVolumeAssembly("TPC_HVMEM"); | |
576 | cm->AddNode(ihv,1); | |
577 | cm->AddNode(ohv,1); | |
578 | cm->AddNode(memv,1); | |
c449e944 | 579 | |
c1637e41 | 580 | v9->AddNode(cm,1); |
581 | // | |
582 | // end caps - they are make as an assembly of single segments | |
583 | // containing both readout chambers | |
584 | // | |
d899e254 | 585 | Double_t openingAngle = 10.*TMath::DegToRad(); |
c1637e41 | 586 | Double_t thick=1.5; // rib |
d899e254 | 587 | Double_t shift = thick/TMath::Sin(openingAngle); |
c1637e41 | 588 | // |
d899e254 | 589 | Double_t lowEdge = 86.3; // hole in the wheel |
590 | Double_t upEdge = 240.4; // hole in the wheel | |
c1637e41 | 591 | // |
592 | new TGeoTubeSeg("sec",74.5,264.4,3.,0.,20.); | |
593 | // | |
594 | TGeoPgon *hole = new TGeoPgon("hole",0.,20.,1,4); | |
595 | // | |
d899e254 | 596 | hole->DefineSection(0,-3.5,lowEdge-shift,upEdge-shift); |
597 | hole->DefineSection(1,-1.5,lowEdge-shift,upEdge-shift); | |
c1637e41 | 598 | // |
d899e254 | 599 | hole->DefineSection(2,-1.5,lowEdge-shift,upEdge+3.-shift); |
600 | hole->DefineSection(3,3.5,lowEdge-shift,upEdge+3.-shift); | |
c1637e41 | 601 | // |
d899e254 | 602 | Double_t ys = shift*TMath::Sin(openingAngle); |
603 | Double_t xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 604 | TGeoTranslation *tr = new TGeoTranslation("tr",xs,ys,0.); |
605 | tr->RegisterYourself(); | |
606 | TGeoCompositeShape *chamber = new TGeoCompositeShape("sec-hole:tr"); | |
607 | TGeoVolume *sv = new TGeoVolume("TPC_WSEG",chamber,m3); | |
608 | TGeoPgon *bar = new TGeoPgon("bar",0.,20.,1,2); | |
609 | bar->DefineSection(0,-3.,131.5-shift,136.5-shift); | |
610 | bar->DefineSection(1,1.5,131.5-shift,136.5-shift); | |
611 | TGeoVolume *barv = new TGeoVolume("TPC_WBAR",bar,m3); | |
612 | TGeoVolumeAssembly *ch = new TGeoVolumeAssembly("TPC_WCH");//empty segment | |
613 | // | |
614 | ch->AddNode(sv,1); ch->AddNode(barv,1,tr); | |
615 | // | |
616 | // readout chambers | |
617 | // | |
618 | // IROC first | |
619 | // | |
620 | TGeoTrd1 *ibody = new TGeoTrd1(13.8742,21.3328,4.29,21.15); | |
621 | TGeoVolume *ibdv = new TGeoVolume("TPC_IROCB",ibody,m3); | |
622 | // empty space | |
623 | TGeoTrd1 *emp = new TGeoTrd1(12.3742,19.8328,3.99,19.65); | |
624 | TGeoVolume *empv = new TGeoVolume("TPC_IROCE",emp,m1); | |
625 | ibdv->AddNode(empv,1,new TGeoTranslation(0.,-0.3,0.)); | |
626 | //bars | |
627 | Double_t tga = (19.8328-12.3742)/39.3; | |
628 | Double_t xmin,xmax; | |
629 | xmin = 9.55*tga+12.3742; | |
630 | xmax = 9.95*tga+12.3742; | |
631 | TGeoTrd1 *ib1 = new TGeoTrd1(xmin,xmax,3.29,0.2); | |
632 | TGeoVolume *ib1v = new TGeoVolume("TPC_IRB1",ib1,m3); | |
633 | empv->AddNode(ib1v,1,new TGeoTranslation("tt1",0.,0.7,-9.9)); | |
634 | xmin=19.4*tga+12.3742; | |
635 | xmax=19.9*tga+12.3742; | |
636 | TGeoTrd1 *ib2 = new TGeoTrd1(xmin,xmax,3.29,0.25); | |
637 | TGeoVolume *ib2v = new TGeoVolume("TPC_TRB2",ib2,m3); | |
638 | empv->AddNode(ib2v,1,new TGeoTranslation(0.,0.7,0.)); | |
639 | xmin=29.35*tga+12.3742; | |
640 | xmax=29.75*tga+12.3742; | |
641 | TGeoTrd1 *ib3 = new TGeoTrd1(xmin,xmax,3.29,0.2); | |
642 | TGeoVolume *ib3v = new TGeoVolume("TPC_IRB3",ib3,m3); | |
643 | empv->AddNode(ib3v,1,new TGeoTranslation(0.,0.7,9.9)); | |
644 | // | |
645 | // holes for connectors | |
646 | // | |
647 | TGeoBBox *conn = new TGeoBBox(0.4,0.3,4.675); // identical for iroc and oroc | |
648 | TGeoVolume *connv = new TGeoVolume("TPC_RCCON",conn,m1); | |
d9e80aca | 649 | TString fileName(gSystem->Getenv("ALICE_ROOT")); |
650 | fileName += "/TPC/conn_iroc.dat"; | |
c1637e41 | 651 | ifstream in; |
d9e80aca | 652 | in.open(fileName.Data(), ios_base::in); // asci file |
2d1d58a6 | 653 | TGeoRotation *rrr[86]; |
c1637e41 | 654 | for(Int_t i =0;i<86;i++){ |
456cb019 | 655 | Double_t y = 3.99; |
c1637e41 | 656 | Double_t x,z,ang; |
657 | in>>x>>z>>ang; | |
456cb019 | 658 | z-=26.5; |
2d1d58a6 | 659 | rrr[i]= new TGeoRotation(); |
660 | rrr[i]->RotateY(ang); | |
661 | ibdv->AddNode(connv,i+1,new TGeoCombiTrans(x,y,z,rrr[i])); | |
c1637e41 | 662 | } |
663 | in.close(); | |
664 | // "cap" | |
665 | new TGeoTrd1("icap",14.5974,23.3521,1.19,24.825); | |
666 | // "hole" | |
667 | new TGeoTrd1("ihole",13.8742,21.3328,1.2,21.15); | |
668 | TGeoTranslation *tr1 = new TGeoTranslation("tr1",0.,0.,1.725); | |
669 | tr1->RegisterYourself(); | |
670 | TGeoCompositeShape *ic = new TGeoCompositeShape("icap-ihole:tr1"); | |
671 | TGeoVolume *icv = new TGeoVolume("TPC_IRCAP",ic,m3); | |
672 | // | |
673 | // pad plane and wire fixations | |
674 | // | |
675 | TGeoTrd1 *pp = new TGeoTrd1(14.5974,23.3521,0.3,24.825); //pad+iso | |
c1637e41 | 676 | TGeoVolume *ppv = new TGeoVolume("TPC_IRPP",pp,m4); |
677 | TGeoPara *f1 = new TGeoPara(.6,.5,24.825,0.,-10.,0.); | |
678 | TGeoVolume *f1v = new TGeoVolume("TPC_IRF1",f1,m4); | |
679 | TGeoPara *f2 = new TGeoPara(.6,.5,24.825,0.,10.,0.); | |
680 | TGeoVolume *f2v = new TGeoVolume("TPC_IRF2",f2,m4); | |
681 | // | |
682 | TGeoVolumeAssembly *iroc = new TGeoVolumeAssembly("TPC_IROC"); | |
683 | // | |
684 | iroc->AddNode(ibdv,1); | |
685 | iroc->AddNode(icv,1,new TGeoTranslation(0.,3.1,-1.725)); | |
686 | iroc->AddNode(ppv,1,new TGeoTranslation(0.,4.59,-1.725)); | |
687 | tga =(23.3521-14.5974)/49.65; | |
688 | Double_t xx = 24.825*tga+14.5974-0.6; | |
689 | iroc->AddNode(f1v,1,new TGeoTranslation(-xx,5.39,-1.725)); | |
690 | iroc->AddNode(f2v,1,new TGeoTranslation(xx,5.39,-1.725)); | |
691 | // | |
692 | // OROC | |
693 | // | |
694 | TGeoTrd1 *obody = new TGeoTrd1(22.2938,40.5084,4.19,51.65); | |
695 | TGeoVolume *obdv = new TGeoVolume("TPC_OROCB",obody,m3); | |
696 | TGeoTrd1 *oemp = new TGeoTrd1(20.2938,38.5084,3.89,49.65); | |
697 | TGeoVolume *oempv = new TGeoVolume("TPC_OROCE",oemp,m1); | |
698 | obdv->AddNode(oempv,1,new TGeoTranslation(0.,-0.3,0.)); | |
699 | //horizontal bars | |
700 | tga=(38.5084-20.2938)/99.3; | |
701 | xmin=tga*10.2+20.2938; | |
702 | xmax=tga*10.6+20.2938; | |
703 | TGeoTrd1 *ob1 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
704 | TGeoVolume *ob1v = new TGeoVolume("TPC_ORB1",ob1,m3); | |
705 | // | |
706 | xmin=22.55*tga+20.2938; | |
707 | xmax=24.15*tga+20.2938; | |
708 | TGeoTrd1 *ob2 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
709 | TGeoVolume *ob2v = new TGeoVolume("TPC_ORB2",ob2,m3); | |
710 | // | |
711 | xmin=36.1*tga+20.2938; | |
712 | xmax=36.5*tga+20.2938; | |
713 | TGeoTrd1 *ob3 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
714 | TGeoVolume *ob3v = new TGeoVolume("TPC_ORB3",ob3,m3); | |
715 | // | |
716 | xmin=49.0*tga+20.2938; | |
717 | xmax=50.6*tga+20.2938; | |
718 | TGeoTrd1 *ob4 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
719 | TGeoVolume *ob4v = new TGeoVolume("TPC_ORB4",ob4,m3); | |
720 | // | |
721 | xmin=63.6*tga+20.2938; | |
722 | xmax=64.0*tga+20.2938; | |
723 | TGeoTrd1 *ob5 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
724 | TGeoVolume *ob5v = new TGeoVolume("TPC_ORB5",ob5,m3); | |
725 | // | |
726 | xmin=75.5*tga+20.2938; | |
727 | xmax=77.15*tga+20.2938; | |
728 | TGeoTrd1 *ob6 = new TGeoTrd1(xmin,xmax,2.915,0.8); | |
729 | TGeoVolume *ob6v = new TGeoVolume("TPC_ORB6",ob6,m3); | |
730 | // | |
731 | xmin=88.7*tga+20.2938; | |
732 | xmax=89.1*tga+20.2938; | |
733 | TGeoTrd1 *ob7 = new TGeoTrd1(xmin,xmax,2.915,0.2); | |
734 | TGeoVolume *ob7v = new TGeoVolume("TPC_ORB7",ob7,m3); | |
735 | // | |
736 | oempv->AddNode(ob1v,1,new TGeoTranslation(0.,0.975,-39.25)); | |
737 | oempv->AddNode(ob2v,1,new TGeoTranslation(0.,0.975,-26.3)); | |
738 | oempv->AddNode(ob3v,1,new TGeoTranslation(0.,0.975,-13.35)); | |
739 | oempv->AddNode(ob4v,1,new TGeoTranslation(0.,0.975,0.15)); | |
740 | oempv->AddNode(ob5v,1,new TGeoTranslation(0.,0.975,14.15)); | |
741 | oempv->AddNode(ob6v,1,new TGeoTranslation(0.,0.975,26.7)); | |
742 | oempv->AddNode(ob7v,1,new TGeoTranslation(0.,0.975,39.25)); | |
743 | // vertical bars | |
744 | TGeoBBox *ob8 = new TGeoBBox(0.8,2.915,5.1); | |
745 | TGeoBBox *ob9 = new TGeoBBox(0.8,2.915,5.975); | |
746 | TGeoBBox *ob10 = new TGeoBBox(0.8,2.915,5.775); | |
747 | TGeoBBox *ob11 = new TGeoBBox(0.8,2.915,6.25); | |
748 | TGeoBBox *ob12 = new TGeoBBox(0.8,2.915,6.5); | |
749 | // | |
750 | TGeoVolume *ob8v = new TGeoVolume("TPC_ORB8",ob8,m3); | |
751 | TGeoVolume *ob9v = new TGeoVolume("TPC_ORB9",ob9,m3); | |
752 | TGeoVolume *ob10v = new TGeoVolume("TPC_ORB10",ob10,m3); | |
753 | TGeoVolume *ob11v = new TGeoVolume("TPC_ORB11",ob11,m3); | |
754 | TGeoVolume *ob12v = new TGeoVolume("TPC_ORB12",ob12,m3); | |
755 | // | |
756 | oempv->AddNode(ob8v,1,new TGeoTranslation(0.,0.975,-44.55)); | |
757 | oempv->AddNode(ob8v,2,new TGeoTranslation(0.,0.975,44.55)); | |
758 | oempv->AddNode(ob9v,1,new TGeoTranslation(0.,0.975,-33.075)); | |
759 | oempv->AddNode(ob9v,2,new TGeoTranslation(0.,0.975,-19.525)); | |
760 | oempv->AddNode(ob10v,1,new TGeoTranslation(0.,0.975,20.125)); | |
761 | oempv->AddNode(ob10v,2,new TGeoTranslation(0.,0.975,33.275)); | |
762 | oempv->AddNode(ob11v,1,new TGeoTranslation(0.,0.975,-6.9)); | |
763 | oempv->AddNode(ob12v,1,new TGeoTranslation(0.,0.975,7.45)); | |
764 | // | |
765 | // holes for connectors | |
766 | // | |
d9e80aca | 767 | fileName = gSystem->Getenv("ALICE_ROOT"); |
768 | fileName += "/TPC/conn_oroc.dat"; | |
769 | in.open(fileName.Data(), ios_base::in); // asci file | |
2d1d58a6 | 770 | TGeoRotation *rr[78]; |
c1637e41 | 771 | for(Int_t i =0;i<78;i++){ |
772 | Double_t y =3.89; | |
773 | Double_t x,z,ang; | |
774 | Double_t x1,z1,x2,z2; | |
775 | in>>x>>z>>ang; | |
776 | Double_t xr = 4.7*TMath::Sin(ang*TMath::DegToRad()); | |
777 | Double_t zr = 4.7*TMath::Cos(ang*TMath::DegToRad()); | |
778 | // | |
779 | x1=xr+x; x2=-xr+x; z1=zr+z; z2 = -zr+z; | |
780 | // | |
2d1d58a6 | 781 | rr[i]= new TGeoRotation(); |
782 | rr[i]->RotateY(ang); | |
c1637e41 | 783 | z1-=54.95; |
784 | z2-=54.95; | |
5f174279 | 785 | // |
2d1d58a6 | 786 | obdv->AddNode(connv,i+1,new TGeoCombiTrans(x1,y,z1,rr[i])); |
787 | obdv->AddNode(connv,i+79,new TGeoCombiTrans(x2,y,z2,rr[i])); | |
c1637e41 | 788 | } |
789 | in.close(); | |
790 | // cap | |
791 | new TGeoTrd1("ocap",23.3874,43.5239,1.09,57.1); | |
792 | new TGeoTrd1("ohole",22.2938,40.5084,1.09,51.65); | |
793 | TGeoTranslation *tr5 = new TGeoTranslation("tr5",0.,0.,-2.15); | |
794 | tr5->RegisterYourself(); | |
795 | TGeoCompositeShape *oc = new TGeoCompositeShape("ocap-ohole:tr5"); | |
796 | TGeoVolume *ocv = new TGeoVolume("TPC_ORCAP",oc,m3); | |
797 | // | |
798 | // pad plane and wire fixations | |
799 | // | |
800 | TGeoTrd1 *opp = new TGeoTrd1(23.3874,43.5239,0.3,57.1); | |
801 | TGeoVolume *oppv = new TGeoVolume("TPC_ORPP",opp,m4); | |
802 | // | |
803 | tga=(43.5239-23.3874)/114.2; | |
804 | TGeoPara *f3 = new TGeoPara(.7,.6,57.1,0.,-10.,0.); | |
805 | TGeoPara *f4 = new TGeoPara(.7,.6,57.1,0.,10.,0.); | |
806 | xx = 57.1*tga+23.3874-0.7; | |
807 | TGeoVolume *f3v = new TGeoVolume("TPC_ORF1",f3,m4); | |
808 | TGeoVolume *f4v = new TGeoVolume("TPC_ORF2",f4,m4); | |
809 | // | |
810 | TGeoVolumeAssembly *oroc = new TGeoVolumeAssembly("TPC_OROC"); | |
811 | // | |
812 | oroc->AddNode(obdv,1); | |
813 | oroc->AddNode(ocv,1,new TGeoTranslation(0.,3.1,2.15)); | |
814 | oroc->AddNode(oppv,1,new TGeoTranslation(0.,4.49,2.15)); | |
815 | oroc->AddNode(f3v,1,new TGeoTranslation(-xx,5.39,2.15)); | |
816 | oroc->AddNode(f4v,1,new TGeoTranslation(xx,5.39,2.15)); | |
817 | // | |
818 | // now iroc and oroc are placed into a sector... | |
819 | // | |
a1ec4d07 | 820 | TGeoVolumeAssembly *secta = new TGeoVolumeAssembly("TPC_SECT"); // a-side |
821 | TGeoVolumeAssembly *sectc = new TGeoVolumeAssembly("TPC_SECT"); // c-side | |
c1637e41 | 822 | TGeoRotation rot1("rot1",90.,90.,0.); |
823 | TGeoRotation rot2("rot2"); | |
824 | rot2.RotateY(10.); | |
825 | TGeoRotation *rot = new TGeoRotation("rot"); | |
826 | *rot=rot1*rot2; | |
827 | // | |
828 | Double_t x0,y0; | |
d899e254 | 829 | x0=110.2*TMath::Cos(openingAngle); |
830 | y0=110.2*TMath::Sin(openingAngle); | |
1bae4c82 | 831 | TGeoCombiTrans *combi1a = new TGeoCombiTrans("combi1",x0,y0,1.09+0.195,rot); //a-side |
832 | TGeoCombiTrans *combi1c = new TGeoCombiTrans("combi1",x0,y0,1.09+0.222,rot); //c-side | |
d899e254 | 833 | x0=188.45*TMath::Cos(openingAngle); |
834 | y0=188.45*TMath::Sin(openingAngle); | |
1bae4c82 | 835 | TGeoCombiTrans *combi2a = new TGeoCombiTrans("combi2",x0,y0,0.99+0.195,rot); //a-side |
836 | TGeoCombiTrans *combi2c = new TGeoCombiTrans("combi2",x0,y0,0.99+0.222,rot); //c-side | |
c1637e41 | 837 | // |
c1637e41 | 838 | // |
a1ec4d07 | 839 | // A-side |
c1637e41 | 840 | // |
a1ec4d07 | 841 | secta->AddNode(ch,1); |
842 | secta->AddNode(iroc,1,combi1a); | |
843 | secta->AddNode(oroc,1,combi2a); | |
844 | // | |
845 | // C-side | |
846 | // | |
847 | sectc->AddNode(ch,1); | |
848 | sectc->AddNode(iroc,1,combi1c); | |
849 | sectc->AddNode(oroc,1,combi2c); | |
850 | // | |
851 | // now I try to make wheels... | |
852 | // | |
853 | TGeoVolumeAssembly *wheela = new TGeoVolumeAssembly("TPC_ENDCAP"); | |
854 | TGeoVolumeAssembly *wheelc = new TGeoVolumeAssembly("TPC_ENDCAP"); | |
c1637e41 | 855 | // |
5f174279 | 856 | TGeoRotation *rwh[18]; |
c1637e41 | 857 | for(Int_t i =0;i<18;i++){ |
858 | Double_t phi = (20.*i); | |
5f174279 | 859 | rwh[i]=new TGeoRotation(); |
860 | rwh[i]->RotateZ(phi); | |
861 | wheela->AddNode(secta,i+1,rwh[i]); | |
862 | wheelc->AddNode(sectc,i+1,rwh[i]); | |
79575d04 | 863 | |
c1637e41 | 864 | } |
4fa47888 | 865 | // wheels in the drift volume! |
a1ec4d07 | 866 | |
c1637e41 | 867 | TGeoCombiTrans *combi3 = new TGeoCombiTrans("combi3",0.,0.,256.6,ref); |
a1ec4d07 | 868 | v9->AddNode(wheela,1,combi3); |
869 | v9->AddNode(wheelc,2,new TGeoTranslation(0.,0.,-256.6)); | |
c1637e41 | 870 | //_____________________________________________________________ |
871 | // service support wheel | |
872 | //_____________________________________________________________ | |
873 | TGeoPgon *sw = new TGeoPgon(0.,20.,1,2); | |
874 | sw->DefineSection(0,-4.,80.5,251.75); | |
875 | sw->DefineSection(1,4.,80.5,251.75); | |
876 | TGeoVolume *swv = new TGeoVolume("TPC_SWSEG",sw,m3); //Al | |
877 | // | |
878 | thick=1.; | |
d899e254 | 879 | shift = thick/TMath::Sin(openingAngle); |
c1637e41 | 880 | TGeoPgon *sh = new TGeoPgon(0.,20.,1,2); |
881 | sh->DefineSection(0,-4.,81.5-shift,250.75-shift); | |
882 | sh->DefineSection(1,4.,81.5-shift,250.75-shift); | |
883 | TGeoVolume *shv = new TGeoVolume("TPC_SWS1",sh,m1); //Air | |
884 | // | |
74518339 | 885 | TGeoMedium *m9 = gGeoManager->GetMedium("TPC_Si"); |
886 | TGeoPgon *el = new TGeoPgon(0.,20.,1,2); | |
887 | el->DefineSection(0,-1.872,81.5-shift,250.75-shift); | |
888 | el->DefineSection(1,1.872,81.5-shift,250.75-shift); | |
889 | TGeoVolume *elv = new TGeoVolume("TPC_ELEC",el,m9); //Si | |
890 | // | |
891 | shv->AddNode(elv,1); | |
892 | // | |
893 | // | |
d899e254 | 894 | ys = shift*TMath::Sin(openingAngle); |
895 | xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 896 | swv->AddNode(shv,1,new TGeoTranslation(xs,ys,0.)); |
897 | // cover | |
898 | TGeoPgon *co = new TGeoPgon(0.,20.,1,2); | |
899 | co->DefineSection(0,-0.5,77.,255.25); | |
900 | co->DefineSection(1,0.5,77.,255.25); | |
901 | TGeoVolume *cov = new TGeoVolume("TPC_SWC1",co,m3);//Al | |
902 | // hole in a cover | |
903 | TGeoPgon *coh = new TGeoPgon(0.,20.,1,2); | |
d899e254 | 904 | shift=4./TMath::Sin(openingAngle); |
c1637e41 | 905 | coh->DefineSection(0,-0.5,85.-shift,247.25-shift); |
906 | coh->DefineSection(1,0.5,85.-shift,247.25-shift); | |
907 | // | |
908 | TGeoVolume *cohv = new TGeoVolume("TPC_SWC2",coh,m1); | |
909 | // | |
d899e254 | 910 | ys = shift*TMath::Sin(openingAngle); |
911 | xs = shift*TMath::Cos(openingAngle); | |
c1637e41 | 912 | cov->AddNode(cohv,1,new TGeoTranslation(xs,ys,0.)); |
913 | // | |
914 | // Sector as an Assembly | |
915 | // | |
916 | TGeoVolumeAssembly *swhs = new TGeoVolumeAssembly("TPC_SSWSEC"); | |
917 | swhs->AddNode(swv,1); | |
918 | swhs->AddNode(cov,1,new TGeoTranslation(0.,0.,-4.5)); | |
919 | swhs->AddNode(cov,2,new TGeoTranslation(0.,0.,4.5)); | |
920 | // | |
921 | // SSW as an Assembly of sectors | |
922 | // | |
5f174279 | 923 | TGeoRotation *rsw[18]; |
924 | TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL"); | |
c1637e41 | 925 | for(Int_t i =0;i<18;i++){ |
926 | Double_t phi = (20.*i); | |
5f174279 | 927 | rsw[i] = new TGeoRotation(); |
928 | rsw[i]->RotateZ(phi); | |
929 | swheel->AddNode(swhs,i+1,rsw[i]); | |
c1637e41 | 930 | } |
931 | v1->AddNode(swheel,1,new TGeoTranslation(0.,0.,-284.6)); | |
932 | v1->AddNode(swheel,2,new TGeoTranslation(0.,0.,284.6)); | |
933 | ||
934 | // sensitive strips - strip "0" is always set | |
935 | // conditional | |
936 | Int_t totrows; | |
937 | totrows = fTPCParam->GetNRowLow() + fTPCParam->GetNRowUp(); | |
938 | Double_t *upar; | |
939 | upar=NULL; | |
940 | gGeoManager->Volume("TPC_Strip","PGON",m5->GetId(),upar); | |
941 | upar=new Double_t [10]; | |
942 | upar[0]=0.; | |
943 | upar[1]=360.; | |
944 | upar[2]=18.; | |
945 | upar[3]=2.; | |
946 | // | |
947 | upar[4]=-124.8; | |
948 | upar[7]=124.8; | |
949 | ||
950 | Double_t rlow=fTPCParam->GetPadRowRadiiLow(0); | |
951 | ||
952 | upar[5]=rlow; | |
953 | upar[6]=rlow+.01; | |
954 | upar[8]=upar[5]; | |
955 | upar[9]=upar[6]; | |
956 | // | |
957 | gGeoManager->Node("TPC_Strip",1,"TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); | |
958 | gGeoManager->Node("TPC_Strip",totrows+1, | |
959 | "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); | |
960 | // | |
961 | // now, strips optionally | |
962 | // | |
963 | if(fSens){ | |
964 | //lower sectors | |
965 | for(Int_t i=2;i<fTPCParam->GetNRowLow()+1;i++){ | |
966 | rlow=fTPCParam->GetPadRowRadiiLow(i-1); | |
967 | upar[5]=rlow; | |
968 | upar[6]=rlow+.01; | |
969 | upar[8]=upar[5]; | |
970 | upar[9]=upar[6]; | |
971 | gGeoManager->Node("TPC_Strip",i, | |
972 | "TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); | |
973 | gGeoManager->Node("TPC_Strip",totrows+i, | |
974 | "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); | |
975 | } | |
976 | //upper sectors | |
977 | for(Int_t i=1;i<fTPCParam->GetNRowUp()+1;i++){ | |
978 | rlow=fTPCParam->GetPadRowRadiiUp(i-1); | |
979 | upar[5]=rlow; | |
980 | upar[6]=rlow+.01; | |
981 | upar[8]=upar[5]; | |
982 | upar[9]=upar[6]; | |
983 | gGeoManager->Node("TPC_Strip",i+fTPCParam->GetNRowLow(), | |
984 | "TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); | |
985 | gGeoManager->Node("TPC_Strip",totrows+i+fTPCParam->GetNRowLow(), | |
986 | "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); | |
987 | } | |
988 | }//strips | |
37831078 | 989 | //---------------------------------------------------------- |
0f788f87 | 990 | // TPC Support Rods - MAKROLON |
37831078 | 991 | //---------------------------------------------------------- |
c1637e41 | 992 | TGeoMedium *m6=gGeoManager->GetMedium("TPC_Makrolon"); |
993 | TGeoMedium *m7=gGeoManager->GetMedium("TPC_Cu"); | |
78134e48 | 994 | TGeoMedium *m10 = gGeoManager->GetMedium("TPC_Alumina"); |
995 | TGeoMedium *m11 = gGeoManager->GetMedium("TPC_Peek"); | |
996 | TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water"); | |
0f788f87 | 997 | TGeoMedium *m13 = gGeoManager->GetMedium("TPC_Brass"); |
998 | // | |
999 | // tpc rod is an assembly of 10 long parts and 2 short parts | |
1000 | // connected with alu rings and plagged on both sides. | |
79575d04 | 1001 | // |
c1637e41 | 1002 | // |
0f788f87 | 1003 | // tpc rod long |
1004 | // | |
1005 | TGeoPcon *rod = new TGeoPcon("rod",0.,360.,6); | |
1006 | rod->DefineSection(0,-10.43,1.92,2.08); | |
1007 | rod->DefineSection(1,-9.75,1.92,2.08); | |
1008 | ||
1009 | rod->DefineSection(2,-9.75,1.8,2.2); | |
1010 | rod->DefineSection(3,9.75,1.8,2.2); | |
1011 | ||
1012 | rod->DefineSection(4,9.75,1.92,2.08); | |
1013 | rod->DefineSection(5,10.43,1.92,2.08); | |
1014 | // | |
1015 | TGeoVolume *mrodl = new TGeoVolume("TPC_mrodl",rod,m6); | |
1016 | // | |
1017 | // tpc rod short | |
1018 | // | |
1019 | TGeoPcon *rod1 = new TGeoPcon("rod1",0.,360.,6); | |
1020 | rod1->DefineSection(0,-8.93,1.92,2.08); | |
1021 | rod1->DefineSection(1,-8.25,1.92,2.08); | |
1022 | ||
1023 | rod1->DefineSection(2,-8.25,1.8,2.2); | |
1024 | rod1->DefineSection(3,8.25,1.8,2.2); | |
1025 | ||
1026 | rod1->DefineSection(4,8.25,1.92,2.08); | |
1027 | rod1->DefineSection(5,8.93,1.92,2.08); | |
1028 | // | |
1029 | TGeoVolume *mrods = new TGeoVolume("TPC_mrods",rod1,m6); | |
1030 | // | |
1031 | // below is for the resistor rod | |
1032 | // | |
1033 | // hole for the brass connectors | |
1034 | // | |
1035 | ||
1036 | new TGeoTube("hhole",0.,0.3,0.3); | |
1037 | // | |
1038 | //transformations for holes - initialy they | |
1039 | // are placed at x=0 and negative y | |
1040 | // | |
1041 | TGeoRotation *rhole = new TGeoRotation(); | |
1042 | rhole->RotateX(90.); | |
1043 | TGeoCombiTrans *transf[13]; | |
1044 | Char_t name[30]; | |
1045 | for(Int_t i=0;i<13;i++){ | |
1046 | sprintf(name,"transf%d",i); | |
1047 | transf[i]= new TGeoCombiTrans(name,0.,-2.,-9.+i*1.5,rhole); | |
1048 | transf[i]->RegisterYourself(); | |
1049 | } | |
1050 | // union expression for holes | |
1051 | TString operl("hhole:transf0"); | |
1052 | for (Int_t i=1;i<13;i++){ | |
1053 | sprintf(name,"+hhole:transf%d",i); | |
1054 | operl.Append(name); | |
1055 | } | |
78134e48 | 1056 | // |
0f788f87 | 1057 | TString opers("hhole:transf1"); |
1058 | for (Int_t i=2;i<12;i++){ | |
1059 | sprintf(name,"+hhole:transf%d",i); | |
1060 | opers.Append(name); | |
1061 | } | |
1062 | //union of holes | |
1063 | new TGeoCompositeShape("hlv",operl.Data()); | |
1064 | new TGeoCompositeShape("hsv",opers.Data()); | |
1065 | // | |
1066 | TGeoCompositeShape *rodl = new TGeoCompositeShape("rodl","rod-hlv"); | |
1067 | TGeoCompositeShape *rods = new TGeoCompositeShape("rods","rod1-hsv"); | |
1068 | //rods - volumes - makrolon rods with holes | |
1069 | TGeoVolume *rodlv = new TGeoVolume("TPC_rodl",rodl,m6); | |
1070 | TGeoVolume *rodsv = new TGeoVolume("TPC_rods",rods,m6); | |
1071 | //brass connectors | |
1072 | //connectors | |
1073 | TGeoTube *bcon = new TGeoTube(0.,0.3,0.3);//connectors | |
1074 | TGeoVolume *bconv = new TGeoVolume("TPC_bcon",bcon,m13); | |
1075 | // | |
1076 | // hooks holding strips | |
1077 | // | |
1078 | new TGeoBBox("hk1",0.625,0.015,0.75); | |
1079 | new TGeoBBox("hk2",0.625,0.015,0.15); | |
1080 | TGeoTranslation *tr21 = new TGeoTranslation("tr21",0.,-0.03,-0.6); | |
1081 | TGeoTranslation *tr12 = new TGeoTranslation("tr12",0.,-0.03,0.6); | |
1082 | tr21->RegisterYourself(); | |
1083 | tr12->RegisterYourself(); | |
1084 | ||
1085 | TGeoCompositeShape *hook = new TGeoCompositeShape("hook","hk1+hk2:tr21+hk2:tr12"); | |
1086 | TGeoVolume *hookv = new TGeoVolume("TPC_hook",hook,m13); | |
1087 | // | |
1088 | // assembly of the short rod with connectors and hooks | |
1089 | // | |
1090 | // | |
1091 | // short rod | |
1092 | // | |
1093 | TGeoVolumeAssembly *spart = new TGeoVolumeAssembly("TPC_spart"); | |
1094 | // | |
1095 | spart->AddNode( rodsv,1); | |
1096 | for(Int_t i=1;i<12;i++){ | |
1097 | spart->AddNode(bconv,i,transf[i]); | |
1098 | } | |
1099 | for(Int_t i =0;i<11;i++){ | |
ceb660a9 | 1100 | spart->AddNode(hookv,i+1,new TGeoTranslation(0.,-2.315,-7.5+i*1.5)); |
0f788f87 | 1101 | } |
1102 | // | |
1103 | // long rod | |
1104 | // | |
1105 | TGeoVolumeAssembly *lpart = new TGeoVolumeAssembly("TPC_lpart"); | |
1106 | // | |
1107 | lpart->AddNode( rodlv,1); | |
1108 | for(Int_t i=0;i<13;i++){ | |
ceb660a9 | 1109 | lpart->AddNode(bconv,i+12,transf[i]); |
0f788f87 | 1110 | } |
1111 | for(Int_t i =0;i<13;i++){ | |
ceb660a9 | 1112 | lpart->AddNode(hookv,i+12,new TGeoTranslation(0.,-2.315,-9.+i*1.5)); |
0f788f87 | 1113 | } |
1114 | // | |
1115 | // alu ring | |
1116 | // | |
1117 | new TGeoTube("ring1",2.1075,2.235,0.53); | |
1118 | new TGeoTube("ring2",1.7925,1.89,0.43); | |
1119 | new TGeoTube("ring3",1.89,2.1075,0.05); | |
1120 | TGeoCompositeShape *ring = new TGeoCompositeShape("ring","ring1+ring2+ring3"); | |
1121 | TGeoVolume *ringv = new TGeoVolume("TPC_ring",ring,m3); | |
1122 | // | |
1123 | // rod assembly | |
1124 | // | |
ceb660a9 | 1125 | TGeoVolumeAssembly *tpcrrod = new TGeoVolumeAssembly("TPC_rrod");//rrod |
0f788f87 | 1126 | TGeoVolumeAssembly *tpcmrod = new TGeoVolumeAssembly("TPC_mrod");//makrolon rod |
1127 | //long pieces | |
1128 | for(Int_t i=0;i<11;i++){ | |
ceb660a9 | 1129 | tpcrrod->AddNode(ringv,i+1,new TGeoTranslation(0.,0.,-105.+i*21)); |
0f788f87 | 1130 | tpcmrod->AddNode(ringv,i+12,new TGeoTranslation(0.,0.,-105.+i*21)); |
1131 | } | |
1132 | for(Int_t i=0;i<10;i++){ | |
ceb660a9 | 1133 | tpcrrod->AddNode(lpart,i+1,new TGeoTranslation(0.,0.,-94.5+i*21)); |
0f788f87 | 1134 | tpcmrod->AddNode(mrodl,i+1,new TGeoTranslation(0.,0.,-94.5+i*21)); |
1135 | } | |
78134e48 | 1136 | // |
0f788f87 | 1137 | // short pieces |
78134e48 | 1138 | // |
ceb660a9 | 1139 | tpcrrod->AddNode(spart,1,new TGeoTranslation(0.,0.,-114.)); |
1140 | tpcrrod->AddNode(spart,2,new TGeoTranslation(0.,0.,114.)); | |
1141 | tpcrrod->AddNode(ringv,23,new TGeoTranslation(0.,0.,-123.)); | |
1142 | tpcrrod->AddNode(ringv,24,new TGeoTranslation(0.,0.,123.)); | |
78134e48 | 1143 | // |
0f788f87 | 1144 | tpcmrod->AddNode(mrods,1,new TGeoTranslation(0.,0.,-114.)); |
1145 | tpcmrod->AddNode(mrods,2,new TGeoTranslation(0.,0.,114.)); | |
1146 | tpcmrod->AddNode(ringv,25,new TGeoTranslation(0.,0.,-123.)); | |
1147 | tpcmrod->AddNode(ringv,26,new TGeoTranslation(0.,0.,123.)); | |
1148 | // | |
1149 | // left plaque | |
78134e48 | 1150 | // |
0f788f87 | 1151 | TGeoPcon *lp = new TGeoPcon(0.,360.,4); |
78134e48 | 1152 | // |
0f788f87 | 1153 | lp->DefineSection(0,-125.8,1.92,2.235); |
1154 | lp->DefineSection(1,-124.8,1.92,2.235); | |
78134e48 | 1155 | // |
0f788f87 | 1156 | lp->DefineSection(2,-124.8,1.92,2.08); |
1157 | lp->DefineSection(3,-123.1,1.92,2.08); | |
78134e48 | 1158 | // |
0f788f87 | 1159 | TGeoVolume *lpv1 = new TGeoVolume("TPC_lpv1",lp,m6); |
1160 | TGeoVolume *lpv2 = new TGeoVolume("TPC_lpv2",lp,m6); | |
1161 | // left ring | |
1162 | TGeoTube *lr = new TGeoTube(2.1075,2.235,0.5); | |
1163 | TGeoVolume *lrv = new TGeoVolume("TPC_lrv",lr,m3); | |
78134e48 | 1164 | // |
0f788f87 | 1165 | lpv2->AddNode(lrv,1,new TGeoTranslation(0.,0.,-125.3)); |
78134e48 | 1166 | // |
ceb660a9 | 1167 | tpcrrod->AddNode(lpv2,1); |
0f788f87 | 1168 | tpcmrod->AddNode(lpv1,1); |
78134e48 | 1169 | // |
0f788f87 | 1170 | // right plaque |
78134e48 | 1171 | // |
f1447ab6 | 1172 | TGeoTube *rp = new TGeoTube(1.92,2.08,2.025); |
0f788f87 | 1173 | TGeoVolume *rpv = new TGeoVolume("TPC_rpv",rp,m6); |
f1447ab6 | 1174 | tpcrrod->AddNode(rpv,1, new TGeoTranslation(0.,0.,125.125)); |
1175 | tpcmrod->AddNode(rpv,2,new TGeoTranslation(0.,0.,125.125)); | |
78134e48 | 1176 | // |
a3d2be59 | 1177 | // |
0f788f87 | 1178 | //HV rods - makrolon + 0.58cm (diameter) Cu |
cf84f9b1 | 1179 | TGeoTube *hvr = new TGeoTube(0.,1.465,126.5); |
1180 | TGeoTube *hvc = new TGeoTube(0.,0.29,126.5); | |
0f788f87 | 1181 | // |
1182 | TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6); | |
1183 | TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7); | |
1184 | hvrv->AddNode(hvcv,1); | |
78134e48 | 1185 | // |
0f788f87 | 1186 | //resistor rod |
1187 | // | |
ceb660a9 | 1188 | TGeoTube *cr = new TGeoTube(0.,0.45,126.2); |
1189 | TGeoTube *cw = new TGeoTube(0.,0.15,126.2); | |
0f788f87 | 1190 | TGeoVolume *crv = new TGeoVolume("TPC_CR",cr,m10); |
ceb660a9 | 1191 | TGeoVolume *cwv = new TGeoVolume("TPC_W",cw,m12); |
0f788f87 | 1192 | // |
1193 | // ceramic rod with water | |
1194 | // | |
1195 | crv->AddNode(cwv,1); | |
1196 | // | |
1197 | //peek rod | |
1198 | // | |
ceb660a9 | 1199 | TGeoTube *pr =new TGeoTube(0.2,0.35,126.2); |
1200 | TGeoVolume *prv = new TGeoVolume("TPC_PR",pr,m11); | |
0f788f87 | 1201 | // |
1202 | // copper plates with connectors | |
1203 | // | |
1204 | new TGeoTube("tub",0.,1.7,0.025); | |
1205 | // | |
1206 | // half space - points on the plane and a normal vector | |
1207 | // | |
1208 | Double_t n[3],p[3]; | |
1209 | Double_t slope = TMath::Tan(22.*TMath::DegToRad()); | |
1210 | Double_t intp = 1.245; | |
1211 | // | |
1212 | Double_t b = slope*slope+1.; | |
1213 | p[0]=intp*slope/b; | |
1214 | p[1]=-intp/b; | |
1215 | p[2]=0.; | |
1216 | // | |
1217 | n[0]=-p[0]; | |
1218 | n[1]=-p[1]; | |
1219 | n[2]=0.; | |
1220 | Double_t norm; | |
1221 | norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]); | |
1222 | n[0] /= norm; | |
1223 | n[1] /=norm; | |
1224 | // | |
1225 | new TGeoHalfSpace("sp1",p,n); | |
1226 | // | |
1227 | slope = -slope; | |
1228 | // | |
1229 | p[0]=intp*slope/b; | |
1230 | p[1]=-intp/b; | |
1231 | // | |
1232 | n[0]=-p[0]; | |
1233 | n[1]=-p[1]; | |
1234 | norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]); | |
1235 | n[0] /= norm; | |
1236 | n[1] /=norm; | |
1237 | // | |
1238 | new TGeoHalfSpace("sp2",p,n); | |
1239 | // holes for rods | |
1240 | //holes | |
1241 | new TGeoTube("h1",0.,0.5,0.025); | |
1242 | new TGeoTube("h2",0.,0.35,0.025); | |
1243 | //translations: | |
1244 | TGeoTranslation *ttr11 = new TGeoTranslation("ttr11",-0.866,0.5,0.); | |
1245 | TGeoTranslation *ttr22 = new TGeoTranslation("ttr22",0.866,0.5,0.); | |
1246 | ttr11->RegisterYourself(); | |
1247 | ttr22->RegisterYourself(); | |
1248 | // elastic connector | |
1249 | new TGeoBBox("elcon",0.72,0.005,0.3); | |
1250 | TGeoRotation *crr1 = new TGeoRotation(); | |
1251 | crr1->RotateZ(-22.); | |
1252 | TGeoCombiTrans *ctr1 = new TGeoCombiTrans("ctr1",-0.36011, -1.09951,-0.325,crr1); | |
1253 | ctr1->RegisterYourself(); | |
1254 | TGeoCompositeShape *cs1 = new TGeoCompositeShape("cs1", | |
1255 | "(((((tub-h1:ttr11)-h1:ttr22)-sp1)-sp2)-h2)+elcon:ctr1"); | |
1256 | // | |
1257 | TGeoVolume *csvv = new TGeoVolume("TPC_RR_CU",cs1,m7); | |
1258 | // | |
1259 | // resistor rod assembly 2 ceramic rods, peak rod, Cu plates | |
1260 | // and resistors | |
1261 | // | |
ceb660a9 | 1262 | TGeoVolumeAssembly *rrod = new TGeoVolumeAssembly("TPC_RRIN"); |
0f788f87 | 1263 | // rods |
1264 | rrod->AddNode(crv,1,ttr11); | |
1265 | rrod->AddNode(crv,2,ttr22); | |
1266 | rrod->AddNode(prv,1); | |
1267 | //Cu plates | |
1268 | for(Int_t i=0;i<165;i++){ | |
1269 | rrod->AddNode(csvv,i+1,new TGeoTranslation(0.,0.,-122.675+i*1.5)); | |
1270 | } | |
1271 | //resistors | |
1272 | TGeoTube *res = new TGeoTube(0.,0.15,0.5); | |
1273 | TGeoVolume *resv = new TGeoVolume("TPC_RES",res,m10); | |
1274 | TGeoVolumeAssembly *ress = new TGeoVolumeAssembly("TPC_RES_CH"); | |
1275 | ress->AddNode(resv,1,new TGeoTranslation(0.2,0.,0.)); | |
1276 | ress->AddNode(resv,2,new TGeoTranslation(-0.2,0.,0.)); | |
1277 | // | |
1278 | TGeoRotation *crr2 = new TGeoRotation(); | |
1279 | crr2->RotateY(30.); | |
1280 | TGeoRotation *crr3 = new TGeoRotation(); | |
1281 | crr3->RotateY(-30.); | |
1282 | // | |
1283 | for(Int_t i=0;i<164;i+=2){ | |
1284 | rrod->AddNode(ress,i+1, new TGeoCombiTrans(0.,1.2,-121.925+i*1.5,crr2)); | |
1285 | rrod->AddNode(ress,i+2, new TGeoCombiTrans(0.,1.2,-121.925+(i+1)*1.5,crr3)); | |
1286 | } | |
ceb660a9 | 1287 | |
d00b3fc6 | 1288 | tpcrrod->AddNode(rrod,1,new TGeoCombiTrans(0.,0.,0.5,crr1)); |
7f96259a | 1289 | // |
1290 | // guard ring resistor chain | |
1291 | // | |
232c5b28 | 1292 | |
1293 | TGeoTube *gres1 = new TGeoTube(0.,0.375,125.);// inside ifc | |
7f96259a | 1294 | // |
1295 | TGeoVolume *vgres1 = new TGeoVolume("TPC_GRES1",gres1,m10); | |
232c5b28 | 1296 | |
7f96259a | 1297 | // |
1298 | Double_t xrc,yrc; | |
1299 | // | |
7f96259a | 1300 | xrc=79.3*TMath::Cos(350.*TMath::DegToRad()); |
1301 | yrc=79.3*TMath::Sin(350.*TMath::DegToRad()); | |
1302 | // | |
232c5b28 | 1303 | v9->AddNode(vgres1,1,new TGeoTranslation(xrc,yrc,126.9)); |
1304 | v9->AddNode(vgres1,2,new TGeoTranslation(xrc,yrc,-126.9)); | |
1305 | // | |
e079adac | 1306 | xrc=79.3*TMath::Cos(190.*TMath::DegToRad()); |
1307 | yrc=79.3*TMath::Sin(190.*TMath::DegToRad()); | |
232c5b28 | 1308 | // |
1309 | v9->AddNode(vgres1,3,new TGeoTranslation(xrc,yrc,126.9)); | |
1310 | v9->AddNode(vgres1,4,new TGeoTranslation(xrc,yrc,-126.9)); | |
0f788f87 | 1311 | //------------------------------------------------------------------ |
1312 | TGeoRotation refl("refl",90.,0.,90.,90.,180.,0.); | |
1313 | TGeoRotation rotrod("rotrod"); | |
0f788f87 | 1314 | // |
2d1d58a6 | 1315 | TGeoRotation *rotpos[2]; |
1316 | // | |
1317 | TGeoRotation *rotrod1[2]; | |
c449e944 | 1318 | TGeoTubeSeg *irh = new TGeoTubeSeg(78.825,79.25,1.5,358.5,1.5); |
1319 | TGeoTubeSeg *orh = new TGeoTubeSeg(256.5,257.95,1.5,359.5,0.5); | |
1320 | TGeoTubeSeg *ohh = new TGeoTubeSeg(256.5,257.95,1.5,9.5,10.5); | |
1321 | TGeoVolume *irhv = new TGeoVolume("TPC_IRHH",irh,m4); | |
1322 | TGeoVolume *orhv = new TGeoVolume("TPC_ORHH",orh,m4); | |
1323 | TGeoVolume *ohhv = new TGeoVolume("TPC_OHVHH",ohh,m4); | |
0f788f87 | 1324 | |
1325 | //v9 - drift gas | |
1326 | ||
7281dc07 | 1327 | for(Int_t i=0;i<18;i++){ |
c1637e41 | 1328 | Double_t angle,x,y; |
1329 | Double_t z,r; | |
1330 | angle=TMath::DegToRad()*20.*(Double_t)i; | |
c449e944 | 1331 | TGeoRotation *roth = new TGeoRotation(); //rotation for rod holders |
1332 | roth->RotateZ(angle); | |
0f788f87 | 1333 | //inner rods |
c1637e41 | 1334 | r=81.5; |
1335 | x=r * TMath::Cos(angle); | |
1336 | y=r * TMath::Sin(angle); | |
cf84f9b1 | 1337 | z = 126.1; |
78134e48 | 1338 | // |
c449e944 | 1339 | v9->AddNode(irhv,i+1,roth); |
1340 | v9->AddNode(orhv,i+1,roth); | |
1341 | v9->AddNode(ohhv,i+1,roth); | |
1342 | // | |
0f788f87 | 1343 | if(i==11){//resistor rod inner |
1344 | rotrod.RotateZ(-90.+angle); | |
2d1d58a6 | 1345 | rotrod1[0]= new TGeoRotation(); |
1346 | rotpos[0]= new TGeoRotation(); | |
1347 | // | |
1348 | rotrod1[0]->RotateZ(-90.+angle); | |
1349 | *rotpos[0] = refl*rotrod; //rotation+reflection | |
ceb660a9 | 1350 | v9->AddNode(tpcrrod,1,new TGeoCombiTrans(x,y, z, rotrod1[0])); //A |
1351 | v9->AddNode(tpcrrod,2,new TGeoCombiTrans(x,y,-z, rotpos[0])); //C | |
78134e48 | 1352 | } |
1353 | else { | |
0f788f87 | 1354 | v9->AddNode(tpcmrod,i+1,new TGeoTranslation(x,y,z));//shaft |
1355 | v9->AddNode(tpcmrod,i+19,new TGeoCombiTrans(x,y,-z,ref));//muon | |
c1637e41 | 1356 | } |
0f788f87 | 1357 | // outer rods |
c1637e41 | 1358 | r=254.25; |
1359 | x=r * TMath::Cos(angle); | |
1360 | y=r * TMath::Sin(angle); | |
cf84f9b1 | 1361 | z=126.3; |
78134e48 | 1362 | // |
0f788f87 | 1363 | if(i==3){//resistor rod outer |
1364 | rotrod.RotateZ(90.+angle); | |
2d1d58a6 | 1365 | rotrod1[1]= new TGeoRotation(); |
1366 | rotpos[1]= new TGeoRotation(); | |
1367 | rotrod1[1]->RotateZ(90.+angle); | |
1368 | *rotpos[1] = refl*rotrod;//rotation+reflection | |
ceb660a9 | 1369 | v9->AddNode(tpcrrod,3,new TGeoCombiTrans(x,y, z, rotrod1[1])); //A |
1370 | v9->AddNode(tpcrrod,4,new TGeoCombiTrans(x,y, -z, rotpos[1])); //C | |
78134e48 | 1371 | } |
0f788f87 | 1372 | else { |
1373 | v9->AddNode(tpcmrod,i+37,new TGeoTranslation(x,y,z));//shaft | |
1374 | v9->AddNode(tpcmrod,i+55,new TGeoCombiTrans(x,y,-z,ref));//muon | |
78134e48 | 1375 | } |
0f788f87 | 1376 | if(i==15){ |
cf84f9b1 | 1377 | v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z+0.7)); //hv->A-side only |
78134e48 | 1378 | } |
0f788f87 | 1379 | } //end of rods positioning |
69776907 | 1380 | |
bde68ab0 | 1381 | TGeoVolume *alice = gGeoManager->GetVolume("ALIC"); |
1382 | alice->AddNode(v1,1); | |
c1637e41 | 1383 | |
37831078 | 1384 | } // end of function |
1385 | ||
ac81c411 | 1386 | //_____________________________________________________________________________ |
1387 | void AliTPCv2::AddAlignableVolumes() const | |
1388 | { | |
1389 | // | |
1390 | // Create entries for alignable volumes associating the symbolic volume | |
1391 | // name with the corresponding volume path. Needs to be syncronized with | |
1392 | // eventual changes in the geometry. | |
1393 | // | |
1394 | SetInnerChambersAlignable(); | |
1395 | SetOuterChambersAlignable(); | |
1396 | } | |
1397 | ||
1398 | //_____________________________________________________________________________ | |
1399 | void AliTPCv2::SetInnerChambersAlignable() const | |
1400 | { | |
1401 | // | |
cdf69b9a | 1402 | AliGeomManager::ELayerID idTPC1 = AliGeomManager::kTPC1; |
1403 | Int_t modUID, modnum = 0; | |
d899e254 | 1404 | TString vpstr1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_"; |
1405 | TString vpstr2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_"; | |
1406 | TString vpappend = "/TPC_IROC_1"; | |
1407 | TString snstr1="TPC/EndcapA/Sector"; | |
1408 | TString snstr2="TPC/EndcapC/Sector"; | |
1409 | TString snappend="/InnerChamber"; | |
ac81c411 | 1410 | TString volpath, symname; |
1411 | ||
1ac29fc4 | 1412 | for(Int_t cnt=1; cnt<=18; cnt++){ |
cdf69b9a | 1413 | modUID = AliGeomManager::LayerToVolUID(idTPC1,modnum++); |
1ac29fc4 | 1414 | volpath = vpstr1; |
1415 | volpath += cnt; | |
1416 | volpath += vpappend; | |
1417 | symname = snstr1; | |
1418 | symname += cnt; | |
1419 | symname += snappend; | |
cdf69b9a | 1420 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) |
84cbbd90 | 1421 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); |
cdf69b9a | 1422 | TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); |
1423 | TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); | |
1ac29fc4 | 1424 | TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,cnt-1); |
1425 | alignableEntry->SetMatrix(matTtoL); | |
1ac29fc4 | 1426 | } |
65293f49 | 1427 | |
ac81c411 | 1428 | for(Int_t cnt=1; cnt<=18; cnt++){ |
cdf69b9a | 1429 | modUID = AliGeomManager::LayerToVolUID(idTPC1,modnum++); |
d899e254 | 1430 | volpath = vpstr2; |
ac81c411 | 1431 | volpath += cnt; |
d899e254 | 1432 | volpath += vpappend; |
1433 | symname = snstr2; | |
ac81c411 | 1434 | symname += cnt; |
d899e254 | 1435 | symname += snappend; |
cdf69b9a | 1436 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) |
84cbbd90 | 1437 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); |
cdf69b9a | 1438 | TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); |
1439 | TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); | |
1ac29fc4 | 1440 | TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,18+cnt-1); |
1441 | alignableEntry->SetMatrix(matTtoL); | |
ac81c411 | 1442 | } |
1443 | } | |
1444 | ||
ac81c411 | 1445 | //_____________________________________________________________________________ |
1446 | void AliTPCv2::SetOuterChambersAlignable() const | |
1447 | { | |
1448 | // | |
cdf69b9a | 1449 | AliGeomManager::ELayerID idTPC2 = AliGeomManager::kTPC2; |
1450 | Int_t modUID, modnum = 0; | |
d899e254 | 1451 | TString vpstr1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_"; |
1452 | TString vpstr2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_"; | |
1453 | TString vpappend = "/TPC_OROC_1"; | |
1454 | TString snstr1="TPC/EndcapA/Sector"; | |
1455 | TString snstr2="TPC/EndcapC/Sector"; | |
1456 | TString snappend="/OuterChamber"; | |
ac81c411 | 1457 | TString volpath, symname; |
1458 | ||
1459 | for(Int_t cnt=1; cnt<=18; cnt++){ | |
cdf69b9a | 1460 | modUID = AliGeomManager::LayerToVolUID(idTPC2,modnum++); |
d899e254 | 1461 | volpath = vpstr1; |
ac81c411 | 1462 | volpath += cnt; |
d899e254 | 1463 | volpath += vpappend; |
1464 | symname = snstr1; | |
ac81c411 | 1465 | symname += cnt; |
d899e254 | 1466 | symname += snappend; |
cdf69b9a | 1467 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) |
84cbbd90 | 1468 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); |
cdf69b9a | 1469 | TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); |
1470 | TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); | |
1ac29fc4 | 1471 | TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,36+cnt-1); |
1472 | alignableEntry->SetMatrix(matTtoL); | |
ac81c411 | 1473 | } |
84cbbd90 | 1474 | |
ac81c411 | 1475 | for(Int_t cnt=1; cnt<=18; cnt++){ |
cdf69b9a | 1476 | modUID = AliGeomManager::LayerToVolUID(idTPC2,modnum++); |
d899e254 | 1477 | volpath = vpstr2; |
ac81c411 | 1478 | volpath += cnt; |
d899e254 | 1479 | volpath += vpappend; |
1480 | symname = snstr2; | |
ac81c411 | 1481 | symname += cnt; |
d899e254 | 1482 | symname += snappend; |
cdf69b9a | 1483 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) |
84cbbd90 | 1484 | AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); |
cdf69b9a | 1485 | TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); |
1486 | TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); | |
1ac29fc4 | 1487 | TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,36+18+cnt-1); |
1488 | alignableEntry->SetMatrix(matTtoL); | |
ac81c411 | 1489 | } |
1490 | } | |
1491 | ||
37831078 | 1492 | //_____________________________________________________________________________ |
d899e254 | 1493 | void AliTPCv2::DrawDetector() const |
37831078 | 1494 | { |
1495 | // | |
1496 | // Draw a shaded view of the Time Projection Chamber version 1 | |
1497 | // | |
1498 | ||
1499 | // Set everything unseen | |
1500 | gMC->Gsatt("*", "seen", -1); | |
1501 | // | |
1502 | // Set ALIC mother transparent | |
1503 | gMC->Gsatt("ALIC","SEEN",0); | |
1504 | // | |
1505 | // Set the volumes visible | |
1506 | // | |
1507 | ||
1508 | gMC->Gsatt("TPC ","SEEN",0); | |
1509 | gMC->Gsatt("TOIN","SEEN",1); | |
1510 | gMC->Gsatt("TOIN","COLO",7); | |
37831078 | 1511 | gMC->Gsatt("TOCV","SEEN",1); |
1512 | gMC->Gsatt("TOCV","COLO",4); | |
1513 | gMC->Gsatt("TSA1","SEEN",0); | |
1514 | gMC->Gsatt("TSA2","SEEN",0); | |
1515 | gMC->Gsatt("TSA3","SEEN",0); | |
79575d04 | 1516 | gMC->Gsatt("TSA4","SEEN",0); |
1517 | gMC->Gsatt("TSA5","SEEN",0); | |
37831078 | 1518 | gMC->Gsatt("TOFC","SEEN",1); |
1519 | gMC->Gsatt("TOFC","COLO",4); | |
37831078 | 1520 | gMC->Gsatt("TSA6","SEEN",0); |
1521 | gMC->Gsatt("TSA7","SEEN",0); | |
79575d04 | 1522 | gMC->Gsatt("TSA8","SEEN",0); |
37831078 | 1523 | gMC->Gsatt("TIIN","SEEN",1); |
79575d04 | 1524 | gMC->Gsatt("TIIN","COLO",7); |
1525 | gMC->Gsatt("TII1","SEEN",0); | |
1526 | gMC->Gsatt("TIFC","SEEN",1); | |
1527 | gMC->Gsatt("TIFC","COLO",4); | |
1528 | gMC->Gsatt("TSA9","SEEN",0); | |
37831078 | 1529 | gMC->Gsatt("TS10","SEEN",0); |
1530 | gMC->Gsatt("TS11","SEEN",0); | |
1531 | gMC->Gsatt("TS12","SEEN",0); | |
37831078 | 1532 | gMC->Gsatt("TS13","SEEN",0); |
1533 | gMC->Gsatt("TS14","SEEN",0); | |
79575d04 | 1534 | gMC->Gsatt("TICC","SEEN",0); |
1535 | gMC->Gsatt("TICM","SEEN",0); | |
37831078 | 1536 | gMC->Gsatt("TS15","SEEN",0); |
1537 | gMC->Gsatt("TS16","SEEN",0); | |
37831078 | 1538 | gMC->Gsatt("TS17","SEEN",0); |
79575d04 | 1539 | gMC->Gsatt("TS18","SEEN",0); |
1540 | gMC->Gsatt("TS19","SEEN",0); | |
1541 | gMC->Gsatt("TPJ1","SEEN",0); | |
1542 | gMC->Gsatt("TPJ2","SEEN",0); | |
1543 | gMC->Gsatt("TICS","SEEN",0); | |
1544 | gMC->Gsatt("TDGN","SEEN",0); | |
37831078 | 1545 | gMC->Gsatt("TIRC","SEEN",0); |
1546 | gMC->Gsatt("TIC1","SEEN",1); | |
1547 | gMC->Gsatt("TIPP","SEEN",0); | |
1548 | gMC->Gsatt("TIC3","SEEN",0); | |
1549 | gMC->Gsatt("TRCE","SEEN",0); | |
1550 | gMC->Gsatt("TPSC","SEEN",0); | |
79575d04 | 1551 | gMC->Gsatt("TPCC","SEEN",0); |
37831078 | 1552 | gMC->Gsatt("TORC","SEEN",0); |
1553 | gMC->Gsatt("TOPP","SEEN",0); | |
1554 | gMC->Gsatt("TOC3","SEEN",0); | |
1555 | gMC->Gsatt("TOC1","SEEN",1); | |
1556 | gMC->Gsatt("TSSW","SEEN",1); | |
1557 | gMC->Gsatt("TSWC","SEEN",1); | |
37831078 | 1558 | gMC->Gsatt("TSSW","COLO",3); |
1559 | gMC->Gsatt("TSWC","COLO",3); | |
1560 | gMC->Gsatt("TSCE","COLO",6); | |
79575d04 | 1561 | gMC->Gsatt("TSCE","SEEN",1); |
37831078 | 1562 | gMC->Gsatt("TWES","SEEN",0); |
1563 | gMC->Gsatt("TSWB","SEEN",0); | |
1564 | gMC->Gsatt("TPEL","SEEN",0); | |
1565 | gMC->Gsatt("TPMW","SEEN",1); | |
37831078 | 1566 | gMC->Gsatt("TESR","SEEN",1); |
1567 | gMC->Gsatt("TPMW","COLO",12); | |
37831078 | 1568 | gMC->Gsatt("TIC1","COLO",5); |
79575d04 | 1569 | gMC->Gsatt("TOC1","COLO",5); |
37831078 | 1570 | gMC->Gsatt("TESB","SEEN",0); |
37831078 | 1571 | gMC->Gsatt("THVM","SEEN",1); |
1572 | gMC->Gsatt("THVM","COLO",11); | |
79575d04 | 1573 | gMC->Gsatt("THVH","SEEN",0); |
1574 | gMC->Gsatt("TPSR","SEEN",0); | |
37831078 | 1575 | gMC->Gsatt("THVL","SEEN",0); |
79575d04 | 1576 | gMC->Gsatt("THVC","SEEN",0); |
37831078 | 1577 | gMC->Gsatt("THVE","SEEN",0); |
1578 | gMC->Gsatt("THVR","SEEN",0); | |
79575d04 | 1579 | gMC->Gsatt("TPSS","SEEN",0); |
1580 | gMC->Gsatt("TPUS","SEEN",0); | |
1581 | gMC->Gsatt("TPLS","SEEN",0); | |
37831078 | 1582 | |
1583 | // | |
1584 | gMC->Gdopt("hide", "on"); | |
1585 | gMC->Gdopt("shad", "on"); | |
1586 | gMC->Gsatt("*", "fill", 7); | |
1587 | gMC->SetClipBox("."); | |
1588 | gMC->SetClipBox("TPMW",-300,300,-300,300,254.,270.); | |
1589 | gMC->SetClipBox("TESR",-300,300,-300,300,254.,270.); | |
1590 | gMC->SetClipBox("TSSW",-300,300,-300,300,283.,284.); | |
1591 | gMC->SetClipBox("TSWC",-300,300,-300,300,283.,284.); | |
1592 | gMC->SetClipBox("*", 0, 300, -300, 300, -290, 290); | |
1593 | gMC->DefaultRange(); | |
1594 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .025, .025); | |
1595 | gMC->Gdhead(1111, "Time Projection Chamber"); | |
1596 | gMC->Gdman(18, 4, "MAN"); | |
1597 | gMC->Gdopt("hide","off"); | |
1598 | } | |
1599 | ||
1600 | //_____________________________________________________________________________ | |
1601 | void AliTPCv2::CreateMaterials() | |
1602 | { | |
1603 | // | |
1604 | // Define materials for version 2 of the Time Projection Chamber | |
1605 | // | |
1606 | ||
1607 | AliTPC::CreateMaterials(); | |
1608 | } | |
1609 | ||
1610 | //_____________________________________________________________________________ | |
1611 | void AliTPCv2::Init() | |
1612 | { | |
1613 | // | |
1614 | // Initialises version 2 of the TPC after that it has been built | |
1615 | // | |
1616 | ||
1617 | Int_t *idtmed = fIdtmed->GetArray(); | |
1618 | ||
1619 | AliTPC::Init(); | |
d4c354b9 | 1620 | |
c1637e41 | 1621 | |
1622 | fIdSens=gMC->VolId("TPC_Strip"); // one strip is always selected... | |
d4c354b9 | 1623 | |
c1637e41 | 1624 | fIDrift=gMC->VolId("TPC_Drift"); |
1625 | fSecOld=-100; // fake number | |
37831078 | 1626 | |
d9888f70 | 1627 | gMC->SetMaxNStep(-30000); // max. number of steps increased |
37831078 | 1628 | |
4481461d | 1629 | if (fPrimaryIonisation) { |
098dfc1a | 1630 | // for FLUKA |
4481461d | 1631 | gMC->Gstpar(idtmed[2],"PRIMIO_E", 20.77); // 1st ionisation potential |
1632 | ||
1633 | gMC->Gstpar(idtmed[2],"PRIMIO_N", 14.35); | |
1634 | gMC->Gstpar(idtmed[2],"LOSS", 14); // specific energy loss | |
8143dfb2 | 1635 | gMC->Gstpar(idtmed[2],"STRA",4); |
098dfc1a | 1636 | } |
1637 | // specific energy loss for geant3 is now defined in galice.cuts | |
4481461d | 1638 | |
37831078 | 1639 | |
a9d15241 | 1640 | AliDebug(1,"*** TPC version 2 initialized ***"); |
1641 | AliDebug(1,Form("Maximum number of steps = %d",gMC->GetMaxNStep())); | |
37831078 | 1642 | |
1643 | // | |
fe4da5cc | 1644 | |
1645 | } | |
1646 | ||
1647 | //_____________________________________________________________________________ | |
1648 | void AliTPCv2::StepManager() | |
1649 | { | |
1650 | // | |
1651 | // Called for every step in the Time Projection Chamber | |
1652 | // | |
1653 | ||
1654 | // | |
1655 | // parameters used for the energy loss calculations | |
1656 | // | |
73042f01 | 1657 | const Float_t kprim = 14.35; // number of primary collisions per 1 cm |
1658 | const Float_t kpoti = 20.77e-9; // first ionization potential for Ne/CO2 | |
1659 | const Float_t kwIon = 35.97e-9; // energy for the ion-electron pair creation | |
ec6ac410 | 1660 | const Int_t kMaxDistRef =15; // maximal difference between 2 stored references |
fe4da5cc | 1661 | |
73042f01 | 1662 | const Float_t kbig = 1.e10; |
fe4da5cc | 1663 | |
1664 | Int_t id,copy; | |
e61fd20d | 1665 | Float_t hits[5]; |
fe4da5cc | 1666 | Int_t vol[2]; |
37831078 | 1667 | TLorentzVector p; |
fe4da5cc | 1668 | |
37831078 | 1669 | vol[1]=0; // preset row number to 0 |
fe4da5cc | 1670 | // |
f6a67d69 | 1671 | if (!fPrimaryIonisation) gMC->SetMaxStep(kbig); |
fe4da5cc | 1672 | |
0a6d8768 | 1673 | if(!gMC->IsTrackAlive()) return; // particle has disappeared |
fe4da5cc | 1674 | |
cfce8870 | 1675 | Float_t charge = gMC->TrackCharge(); |
fe4da5cc | 1676 | |
1677 | if(TMath::Abs(charge)<=0.) return; // take only charged particles | |
1678 | ||
37831078 | 1679 | // check the sensitive volume |
1680 | ||
c1637e41 | 1681 | id = gMC->CurrentVolID(copy); // vol ID and copy number (starts from 1!) |
1682 | if(id != fIDrift && id != fIdSens) return; // not in the sensitive folume | |
da33556f | 1683 | |
c1637e41 | 1684 | gMC->TrackPosition(p); |
1685 | Double_t r = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]); | |
1686 | // | |
1687 | ||
1688 | // | |
1689 | Double_t angle = TMath::ACos(p[0]/r); | |
1690 | angle = (p[1]<0.) ? TMath::TwoPi()-angle : angle; | |
1691 | // | |
1692 | // angular segment, it is not a real sector number... | |
1693 | // | |
1694 | Int_t sector=TMath::Nint((angle-fTPCParam->GetInnerAngleShift())/ | |
1695 | fTPCParam->GetInnerAngle()); | |
1696 | // rotate to segment "0" | |
1697 | Float_t cos,sin; | |
1698 | fTPCParam->AdjustCosSin(sector,cos,sin); | |
1699 | Float_t x1=p[0]*cos + p[1]*sin; | |
1700 | // check if within sector's limits | |
5bd5dbc4 | 1701 | if((x1>=fTPCParam->GetInnerRadiusLow()&&x1<=fTPCParam->GetInnerRadiusUp()) |
1702 | ||(x1>=fTPCParam->GetOuterRadiusLow()&&x1<=fTPCParam->GetOuterRadiusUp())){ | |
c1637e41 | 1703 | // calculate real sector number... |
1704 | if (x1>fTPCParam->GetOuterRadiusLow()){ | |
1705 | sector = TMath::Nint((angle-fTPCParam->GetOuterAngleShift())/ | |
1706 | fTPCParam->GetOuterAngle())+fTPCParam->GetNInnerSector(); | |
1707 | if (p[2]<0) sector+=(fTPCParam->GetNOuterSector()>>1); | |
37831078 | 1708 | } |
c1637e41 | 1709 | else |
1710 | if (p[2]<0) sector+=(fTPCParam->GetNInnerSector()>>1); | |
1711 | // | |
1712 | // here I have a sector number | |
1713 | // | |
37831078 | 1714 | |
c1637e41 | 1715 | vol[0]=sector; |
ec6ac410 | 1716 | |
1717 | static Double_t lastReferenceR=0; | |
1718 | if (TMath::Abs(lastReferenceR-r)>kMaxDistRef){ | |
1719 | AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kTPC); | |
1720 | lastReferenceR = r; | |
1721 | } | |
1722 | ||
c1637e41 | 1723 | // check if change of sector |
1724 | if(sector != fSecOld){ | |
1725 | fSecOld=sector; | |
1726 | // add track reference | |
e6add757 | 1727 | AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kTPC); |
c1637e41 | 1728 | } |
1729 | // track is in the sensitive strip | |
1730 | if(id == fIdSens){ | |
1731 | // track is entering the strip | |
1732 | if (gMC->IsTrackEntering()){ | |
1733 | Int_t totrows = fTPCParam->GetNRowLow()+fTPCParam->GetNRowUp(); | |
1734 | vol[1] = (copy<=totrows) ? copy-1 : copy-1-totrows; | |
1735 | // row numbers are autonomous for lower and upper sectors | |
1736 | if(vol[0] > fTPCParam->GetNInnerSector()) { | |
1737 | vol[1] -= fTPCParam->GetNRowLow(); | |
1738 | } | |
1739 | // | |
1740 | if(vol[0]<fTPCParam->GetNInnerSector()&&vol[1] == 0){ | |
37831078 | 1741 | |
c1637e41 | 1742 | // lower sector, row 0, because Jouri wants to have this |
37831078 | 1743 | |
c1637e41 | 1744 | gMC->TrackMomentum(p); |
1745 | hits[0]=p[0]; | |
1746 | hits[1]=p[1]; | |
1747 | hits[2]=p[2]; | |
1748 | hits[3]=0.; // this hit has no energy loss | |
1749 | // Get also the track time for pileup simulation | |
1750 | hits[4]=gMC->TrackTime(); | |
6a905708 | 1751 | |
c1637e41 | 1752 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); |
1753 | } | |
1754 | // | |
e61fd20d | 1755 | |
c1637e41 | 1756 | gMC->TrackPosition(p); |
1757 | hits[0]=p[0]; | |
1758 | hits[1]=p[1]; | |
1759 | hits[2]=p[2]; | |
1760 | hits[3]=0.; // this hit has no energy loss | |
1761 | // Get also the track time for pileup simulation | |
1762 | hits[4]=gMC->TrackTime(); | |
930ee558 | 1763 | |
c1637e41 | 1764 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); |
37831078 | 1765 | |
c1637e41 | 1766 | } |
1767 | else return; | |
1768 | } | |
37831078 | 1769 | //----------------------------------------------------------------- |
c1637e41 | 1770 | // charged particle is in the sensitive drift volume |
37831078 | 1771 | //----------------------------------------------------------------- |
cfce8870 | 1772 | if(gMC->TrackStep() > 0) { |
b97617a6 | 1773 | Int_t nel=0; |
1774 | if (!fPrimaryIonisation) { | |
1775 | nel = (Int_t)(((gMC->Edep())-kpoti)/kwIon) + 1; | |
1776 | } | |
1777 | else { | |
1778 | Float_t edep = gMC->Edep(); | |
1779 | if (edep > 0.) nel = (Int_t)((gMC->Edep()*1.5)/kwIon) + 1; | |
1780 | } | |
fe4da5cc | 1781 | nel=TMath::Min(nel,300); // 300 electrons corresponds to 10 keV |
c1637e41 | 1782 | // |
37831078 | 1783 | gMC->TrackPosition(p); |
1784 | hits[0]=p[0]; | |
1785 | hits[1]=p[1]; | |
1786 | hits[2]=p[2]; | |
fe4da5cc | 1787 | hits[3]=(Float_t)nel; |
c1637e41 | 1788 | |
fe4da5cc | 1789 | // Add this hit |
c1637e41 | 1790 | |
6a905708 | 1791 | if (fHitType&&2){ |
1792 | gMC->TrackMomentum(p); | |
1793 | Float_t momentum = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]); | |
1794 | Float_t precision = (momentum>0.1) ? 0.002 :0.01; | |
1795 | fTrackHits->SetHitPrecision(precision); | |
1796 | } | |
e61fd20d | 1797 | |
1798 | // Get also the track time for pileup simulation | |
1799 | hits[4]=gMC->TrackTime(); | |
c1637e41 | 1800 | |
1801 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); | |
0f2ff24c | 1802 | if (fDebugStreamer){ |
1803 | // You can dump here what you need | |
1804 | // function CreateDebugStremer() to be called in the Config.C macro | |
1805 | // if you want to enable it | |
1806 | // By default debug streaemer is OFF | |
1807 | Float_t edep = gMC->Edep(); | |
1808 | Float_t tstep = gMC->TrackStep(); | |
1809 | Int_t pid=gMC->TrackPid(); | |
1810 | (*fDebugStreamer)<<"hit"<< | |
1811 | "x="<<hits[0]<< // hit position | |
1812 | "y="<<hits[1]<< | |
1813 | "z="<<hits[2]<< | |
1814 | "nel="<<hits[3]<< // number of electorns | |
1815 | "tof="<<hits[4]<< // hit TOF | |
1816 | "edep="<<edep<< // energy deposit | |
1817 | "pid="<<pid<< // pid | |
1818 | "step="<<tstep<< | |
1819 | "p.="<<&p<< | |
1820 | "\n"; | |
1821 | } | |
1822 | ||
c1637e41 | 1823 | } // step>0 |
1824 | } //within sector's limits | |
fe4da5cc | 1825 | // Stemax calculation for the next step |
1826 | ||
1827 | Float_t pp; | |
0a6d8768 | 1828 | TLorentzVector mom; |
b97617a6 | 1829 | // below is valid only for Geant3 (fPromaryIonisation not set) |
1830 | if(!fPrimaryIonisation){ | |
1831 | gMC->TrackMomentum(mom); | |
1832 | Float_t ptot=mom.Rho(); | |
1833 | Float_t betaGamma = ptot/gMC->TrackMass(); | |
595bf2c3 | 1834 | |
b97617a6 | 1835 | Int_t pid=gMC->TrackPid(); |
1836 | if((pid==kElectron || pid==kPositron) && ptot > 0.002) | |
1837 | { | |
1838 | pp = kprim*1.58; // electrons above 20 MeV/c are on the plateau! | |
1839 | } | |
1840 | else | |
1841 | { | |
1842 | ||
1843 | betaGamma = TMath::Max(betaGamma,(Float_t)7.e-3); // protection against too small bg | |
b40afa5e | 1844 | pp=kprim*AliMathBase::BetheBlochAleph(betaGamma); |
595bf2c3 | 1845 | |
fe4da5cc | 1846 | } |
1847 | ||
b97617a6 | 1848 | Double_t rnd = gMC->GetRandom()->Rndm(); |
fe4da5cc | 1849 | |
b97617a6 | 1850 | gMC->SetMaxStep(-TMath::Log(rnd)/pp); |
1851 | } | |
c1637e41 | 1852 | |
fe4da5cc | 1853 | } |
1854 | ||
73042f01 | 1855 |