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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 | ||
16 | /* | |
17 | $Log$ | |
a8a6107b | 18 | Revision 1.22 2000/10/05 20:49:59 nilsen |
19 | Now using root generated streamers. | |
20 | ||
f7f0c278 | 21 | Revision 1.14.2.9 2000/10/05 07:49:27 nilsen |
22 | Removed hit generation from step manager. | |
23 | ||
24 | Revision 1.14.2.8 2000/07/31 13:50:37 barbera | |
25 | Updated from the release | |
d8331d3f | 26 | |
94de3818 | 27 | Revision 1.19 2000/07/10 16:07:19 fca |
28 | Release version of ITS code | |
29 | ||
b6668dd3 | 30 | Revision 1.14.2.2 2000/05/19 10:09:21 nilsen |
31 | fix for bug with HP and Sun unix + fix for event display in ITS-working branch | |
c9a71be1 | 32 | |
56d6a1ef | 33 | Revision 1.14.2.1 2000/03/04 23:45:19 nilsen |
34 | Fixed up the comments/documentation. | |
35 | ||
36 | Revision 1.14 1999/11/25 06:52:56 fca | |
37 | Correct value of drca | |
38 | ||
c4a5a168 | 39 | Revision 1.13.2.1 1999/11/25 06:52:21 fca |
40 | Correct value of drca | |
41 | ||
42 | Revision 1.13 1999/10/27 11:16:26 fca | |
43 | Correction of problem in geometry | |
44 | ||
7963222e | 45 | Revision 1.12 1999/10/22 08:25:25 fca |
46 | remove double definition of destructors | |
47 | ||
1e3deba7 | 48 | Revision 1.11 1999/10/22 08:16:49 fca |
49 | Correct destructors, thanks to I.Hrivnacova | |
50 | ||
5b8cc8df | 51 | Revision 1.10 1999/10/06 19:56:50 fca |
52 | Add destructor | |
53 | ||
1c1b73f8 | 54 | Revision 1.9 1999/10/05 08:05:09 fca |
55 | Minor corrections for uninitialised variables. | |
56 | ||
593d2ea1 | 57 | Revision 1.8 1999/09/29 09:24:20 fca |
58 | Introduction of the Copyright and cvs Log | |
59 | ||
4c039060 | 60 | */ |
61 | ||
fe4da5cc | 62 | /////////////////////////////////////////////////////////////////////////////// |
63 | // // | |
64 | // Inner Traking System version 1 // | |
58005f18 | 65 | // This class contains the base procedures for the Inner Tracking System // |
fe4da5cc | 66 | // // |
58005f18 | 67 | // Authors: R. Barbera, A. Morsch. |
68 | // version 1. | |
69 | // Created 1998. | |
70 | // | |
71 | // NOTE: THIS IS THE COARSE pre.TDR geometry of the ITS. THIS WILL NOT WORK | |
72 | // with the geometry or module classes or any analysis classes. You are | |
73 | // strongly encouraged to uses AliITSv5. | |
fe4da5cc | 74 | // // |
75 | /////////////////////////////////////////////////////////////////////////////// | |
76 | ||
77 | #include <TMath.h> | |
78 | #include <TRandom.h> | |
79 | #include <TVector.h> | |
c9a71be1 | 80 | #include <TGeometry.h> |
81 | #include <TNode.h> | |
82 | #include <TTUBE.h> | |
b6668dd3 | 83 | #include <TFile.h> // only required for Tracking function? |
84 | #include <TCanvas.h> | |
85 | #include <TObjArray.h> | |
f7f0c278 | 86 | #include <TObjString.h> |
b6668dd3 | 87 | #include <TClonesArray.h> |
88 | ||
c9a71be1 | 89 | |
90 | #include "AliMC.h" | |
91 | #include "AliConst.h" | |
f7f0c278 | 92 | #include "AliRun.h" |
93 | #include "AliMagF.h" | |
c9a71be1 | 94 | |
58005f18 | 95 | #include "AliITShit.h" |
fe4da5cc | 96 | #include "AliITSv1.h" |
fe4da5cc | 97 | |
fe4da5cc | 98 | |
99 | ClassImp(AliITSv1) | |
100 | ||
101 | //_____________________________________________________________________________ | |
e8189707 | 102 | AliITSv1::AliITSv1() { |
56d6a1ef | 103 | //////////////////////////////////////////////////////////////////////// |
104 | // Standard default constructor for the ITS version 1. | |
105 | //////////////////////////////////////////////////////////////////////// | |
e8189707 | 106 | |
f7f0c278 | 107 | fIdN = 0; |
108 | fIdName = 0; | |
109 | fIdSens = 0; | |
110 | fMajorVersion = 1; | |
111 | fMinorVersion = -1; | |
fe4da5cc | 112 | } |
fe4da5cc | 113 | //_____________________________________________________________________________ |
56d6a1ef | 114 | AliITSv1::AliITSv1(const char *name, const char *title) : AliITS(name, title){ |
115 | //////////////////////////////////////////////////////////////////////// | |
116 | // Standard constructor for the ITS version 1. | |
117 | //////////////////////////////////////////////////////////////////////// | |
e8189707 | 118 | |
f7f0c278 | 119 | fIdN = 6; |
120 | /* | |
121 | // TObjArray of TObjStrings | |
122 | fIdName = new TObjArray(fIdN); | |
123 | fIdName->AddAt(new TObjString("ITS1"),0); | |
124 | fIdName->AddAt(new TObjString("ITS2"),1); | |
125 | fIdName->AddAt(new TObjString("ITS3"),2); | |
126 | fIdName->AddAt(new TObjString("ITS4"),3); | |
127 | fIdName->AddAt(new TObjString("ITS5"),4); | |
128 | fIdName->AddAt(new TObjString("ITS6"),5); | |
129 | */ | |
130 | // Array of TStrings. | |
131 | fIdName = new TString[fIdN]; | |
132 | fIdName[0] = "ITS1"; | |
133 | fIdName[1] = "ITS2"; | |
134 | fIdName[2] = "ITS3"; | |
135 | fIdName[3] = "ITS4"; | |
136 | fIdName[4] = "ITS5"; | |
137 | fIdName[5] = "ITS6"; | |
138 | fIdSens = new Int_t[fIdN]; | |
139 | for (Int_t i=0;i<fIdN;i++) fIdSens[i] = 0; | |
140 | fMajorVersion = 1; | |
141 | fMinorVersion = 1; | |
e8189707 | 142 | |
fe4da5cc | 143 | } |
b6668dd3 | 144 | //____________________________________________________________________________ |
145 | AliITSv1::AliITSv1(const AliITSv1 &source){ | |
146 | //////////////////////////////////////////////////////////////////////// | |
147 | // Copy Constructor for ITS version 1. | |
148 | //////////////////////////////////////////////////////////////////////// | |
149 | if(&source == this) return; | |
e8189707 | 150 | printf("Not allowed to copy AliITSv1\n"); |
481937a6 | 151 | return; |
b6668dd3 | 152 | } |
153 | //_____________________________________________________________________________ | |
154 | AliITSv1& AliITSv1::operator=(const AliITSv1 &source){ | |
155 | //////////////////////////////////////////////////////////////////////// | |
156 | // Assignment operator for the ITS version 1. | |
157 | //////////////////////////////////////////////////////////////////////// | |
481937a6 | 158 | if(&source == this) return *this; |
e8189707 | 159 | printf("Not allowed to copy AliITSv1\n"); |
481937a6 | 160 | return *this; |
b6668dd3 | 161 | } |
1c1b73f8 | 162 | //_____________________________________________________________________________ |
163 | AliITSv1::~AliITSv1() { | |
56d6a1ef | 164 | //////////////////////////////////////////////////////////////////////// |
165 | // Standard destructor for the ITS version 1. | |
166 | //////////////////////////////////////////////////////////////////////// | |
e8189707 | 167 | } |
168 | ||
169 | //__________________________________________________________________________ | |
c9a71be1 | 170 | void AliITSv1::BuildGeometry(){ |
b6668dd3 | 171 | //////////////////////////////////////////////////////////////////////// |
172 | // Geometry builder for the ITS version 1. | |
173 | //////////////////////////////////////////////////////////////////////// | |
174 | TNode *node, *top; | |
e8189707 | 175 | const int kColorITS=kYellow; |
c9a71be1 | 176 | // |
b6668dd3 | 177 | top = gAlice->GetGeometry()->GetNode("alice"); |
c9a71be1 | 178 | |
179 | new TTUBE("S_layer1","Layer1 of ITS","void",3.9,3.9+0.05475,12.25); | |
b6668dd3 | 180 | top->cd(); |
181 | node = new TNode("Layer1","Layer1","S_layer1",0,0,0,""); | |
182 | node->SetLineColor(kColorITS); | |
183 | fNodes->Add(node); | |
c9a71be1 | 184 | |
185 | new TTUBE("S_layer2","Layer2 of ITS","void",7.6,7.6+0.05475,16.3); | |
b6668dd3 | 186 | top->cd(); |
187 | node = new TNode("Layer2","Layer2","S_layer2",0,0,0,""); | |
188 | node->SetLineColor(kColorITS); | |
189 | fNodes->Add(node); | |
c9a71be1 | 190 | |
191 | new TTUBE("S_layer3","Layer3 of ITS","void",14,14+0.05288,21.1); | |
b6668dd3 | 192 | top->cd(); |
193 | node = new TNode("Layer3","Layer3","S_layer3",0,0,0,""); | |
194 | node->SetLineColor(kColorITS); | |
195 | fNodes->Add(node); | |
c9a71be1 | 196 | |
197 | new TTUBE("S_layer4","Layer4 of ITS","void",24,24+0.05288,29.6); | |
b6668dd3 | 198 | top->cd(); |
199 | node = new TNode("Layer4","Layer4","S_layer4",0,0,0,""); | |
200 | node->SetLineColor(kColorITS); | |
201 | fNodes->Add(node); | |
c9a71be1 | 202 | |
203 | new TTUBE("S_layer5","Layer5 of ITS","void",40,40+0.05382,45.1); | |
b6668dd3 | 204 | top->cd(); |
205 | node = new TNode("Layer5","Layer5","S_layer5",0,0,0,""); | |
206 | node->SetLineColor(kColorITS); | |
207 | fNodes->Add(node); | |
c9a71be1 | 208 | |
209 | new TTUBE("S_layer6","Layer6 of ITS","void",45,45+0.05382,50.4); | |
b6668dd3 | 210 | top->cd(); |
211 | node = new TNode("Layer6","Layer6","S_layer6",0,0,0,""); | |
212 | node->SetLineColor(kColorITS); | |
213 | fNodes->Add(node); | |
c9a71be1 | 214 | } |
fe4da5cc | 215 | //_____________________________________________________________________________ |
56d6a1ef | 216 | void AliITSv1::CreateGeometry(){ |
217 | //////////////////////////////////////////////////////////////////////// | |
218 | // This routine defines and Creates the geometry for version 1 of the ITS. | |
219 | //////////////////////////////////////////////////////////////////////// | |
fe4da5cc | 220 | |
221 | Float_t drcer[6] = { 0.,0.,.08,.08,0.,0. }; //CERAMICS THICKNESS | |
222 | Float_t drepx[6] = { 0.,0.,0.,0.,.5357,.5357 }; //EPOXY THICKNESS | |
223 | Float_t drpla[6] = { 0.,0.,0.,0.,.1786,.1786 }; //PLASTIC THICKNESS | |
224 | Float_t dzb[6] = { 0.,0.,15.,15.,4.,4. }; //LENGTH OF BOXES | |
225 | Float_t dphi[6] = { 72.,72.,72.,72.,50.6,45. }; //COVERED PHI-RANGE FOR LAYERS 1-6 | |
226 | Float_t rl[6] = { 3.9,7.6,14.,24.,40.,45. }; //SILICON LAYERS INNER RADIUS | |
227 | Float_t drl[6] = { .755,.755,.809,.809,.7,.7 }; //THICKNESS OF LAYERS (in % radiation length) | |
228 | Float_t dzl[6] = { 12.67,16.91,20.85,29.15,45.11,50.975 };//HALF LENGTH OF LAYERS | |
229 | Float_t drpcb[6] = { 0.,0.,.06,.06,0.,0. }; //PCB THICKNESS | |
230 | Float_t drcu[6] = { 0.,0.,.0504,.0504,.0357,.0357 }; //COPPER THICKNESS | |
231 | Float_t drsi[6] = { 0.,0.,.006,.006,.3571,.3571 }; //SILICON THICKNESS | |
232 | ||
c4a5a168 | 233 | Float_t drca, dzfc; |
fe4da5cc | 234 | Int_t i, nsec; |
b6668dd3 | 235 | Float_t rend, drcatpc, dzco, zend, dits[3], rlim, drsu, zmax; |
fe4da5cc | 236 | Float_t zpos, dzco1, dzco2; |
237 | Float_t drcac[6], acone, dphii; | |
238 | Float_t pcits[15], xltpc; | |
239 | Float_t rzcone, rstep, r0, z0, acable, fp, dz, zi, ri; | |
240 | Int_t idrotm[399]; | |
241 | Float_t dgh[15]; | |
242 | ||
ad51aeb0 | 243 | Int_t *idtmed = fIdtmed->GetArray()-199; |
fe4da5cc | 244 | |
245 | // CONVERT INTO CM (RL(SI)=9.36 CM) | |
e8189707 | 246 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 247 | drl[i] = drl[i] / 100. * 9.36; |
248 | } | |
249 | ||
250 | // SUPPORT ENDPLANE THICKNESS | |
251 | drsu = 2.*0.06+1./20; // 1./20. is 1 cm of honeycomb (1/20 carbon density); | |
252 | ||
253 | // CONE BELOW TPC | |
254 | ||
b6668dd3 | 255 | drcatpc = 1.2/4.; |
fe4da5cc | 256 | |
257 | // CABLE THICKNESS (CONICAL CABLES CONNECTING THE LAYERS) | |
258 | ||
c4a5a168 | 259 | drca = 0.2; |
fe4da5cc | 260 | |
261 | // ITS CONE ANGLE | |
262 | ||
263 | acone = 45.; | |
264 | acone *= kDegrad; | |
265 | ||
266 | // CONE RADIUS AT 1ST LAYER | |
267 | ||
268 | rzcone = 30.; | |
269 | ||
270 | // FIELD CAGE HALF LENGTH | |
271 | ||
272 | dzfc = 64.5; | |
273 | rlim = 48.; | |
274 | zmax = 80.; | |
275 | xltpc = 275.; | |
276 | ||
277 | ||
278 | // PARAMETERS FOR SMALL (1/2) ITS | |
f7f0c278 | 279 | /* |
e8189707 | 280 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 281 | dzl[i] /= 2.; |
282 | dzb[i] /= 2.; | |
283 | } | |
284 | drca /= 2.; | |
285 | acone /= 2.; | |
b6668dd3 | 286 | drcatpc /= 2.; |
fe4da5cc | 287 | rzcone /= 2.; |
288 | dzfc /= 2.; | |
289 | zmax /= 2.; | |
290 | xltpc /= 2.; | |
f7f0c278 | 291 | */ |
292 | acable = 15.; | |
fe4da5cc | 293 | |
294 | ||
295 | // EQUAL DISTRIBUTION INTO THE 6 LAYERS | |
b6668dd3 | 296 | rstep = drcatpc / 6.; |
e8189707 | 297 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 298 | drcac[i] = (i+1) * rstep; |
299 | } | |
300 | ||
301 | // NUMBER OF PHI SECTORS | |
302 | ||
303 | nsec = 5; | |
304 | ||
305 | // PACK IN PHI AS MUCH AS POSSIBLE | |
306 | // NOW PACK USING THICKNESS | |
307 | ||
e8189707 | 308 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 309 | |
310 | // PACKING FACTOR | |
311 | fp = rl[5] / rl[i]; | |
312 | ||
313 | // PHI-PACKING NOT SUFFICIENT ? | |
314 | ||
315 | if (dphi[i]/45 < fp) { | |
316 | drcac[i] = drcac[i] * fp * 45/dphi[i]; | |
317 | } | |
318 | } | |
319 | ||
320 | ||
321 | // --- Define ghost volume containing the six layers and fill it with air | |
322 | ||
323 | dgh[0] = 3.5; | |
324 | dgh[1] = 50.; | |
325 | dgh[2] = zmax; | |
cfce8870 | 326 | gMC->Gsvolu("ITSV", "TUBE", idtmed[275], dgh, 3); |
fe4da5cc | 327 | |
328 | // --- Place the ghost volume in its mother volume (ALIC) and make it | |
329 | // invisible | |
330 | ||
cfce8870 | 331 | gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY"); |
332 | gMC->Gsatt("ITSV", "SEEN", 0); | |
fe4da5cc | 333 | |
334 | // ITS LAYERS (SILICON) | |
335 | ||
336 | dits[0] = rl[0]; | |
337 | dits[1] = rl[0] + drl[0]; | |
338 | dits[2] = dzl[0]; | |
cfce8870 | 339 | gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3); |
340 | gMC->Gspos("ITS1", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 341 | |
342 | dits[0] = rl[1]; | |
343 | dits[1] = rl[1] + drl[1]; | |
344 | dits[2] = dzl[1]; | |
cfce8870 | 345 | gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3); |
346 | gMC->Gspos("ITS2", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 347 | |
348 | dits[0] = rl[2]; | |
349 | dits[1] = rl[2] + drl[2]; | |
350 | dits[2] = dzl[2]; | |
cfce8870 | 351 | gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3); |
352 | gMC->Gspos("ITS3", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 353 | |
354 | dits[0] = rl[3]; | |
355 | dits[1] = rl[3] + drl[3]; | |
356 | dits[2] = dzl[3]; | |
cfce8870 | 357 | gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3); |
358 | gMC->Gspos("ITS4", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 359 | |
360 | dits[0] = rl[4]; | |
361 | dits[1] = rl[4] + drl[4]; | |
362 | dits[2] = dzl[4]; | |
cfce8870 | 363 | gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3); |
364 | gMC->Gspos("ITS5", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 365 | |
366 | dits[0] = rl[5]; | |
367 | dits[1] = rl[5] + drl[5]; | |
368 | dits[2] = dzl[5]; | |
cfce8870 | 369 | gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3); |
370 | gMC->Gspos("ITS6", 1, "ITSV", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 371 | |
372 | // ELECTRONICS BOXES | |
373 | ||
374 | // PCB (layer #3 and #4) | |
375 | ||
cfce8870 | 376 | gMC->Gsvolu("IPCB", "TUBE", idtmed[233], dits, 0); |
e8189707 | 377 | for (i = 2; i < 4; ++i) { |
fe4da5cc | 378 | dits[0] = rl[i]; |
379 | dits[1] = dits[0] + drpcb[i]; | |
380 | dits[2] = dzb[i] / 2.; | |
381 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 382 | gMC->Gsposp("IPCB", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
383 | gMC->Gsposp("IPCB", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 384 | } |
385 | ||
386 | // COPPER (layer #3 and #4) | |
387 | ||
cfce8870 | 388 | gMC->Gsvolu("ICO2", "TUBE", idtmed[234], dits, 0); |
e8189707 | 389 | for (i = 2; i < 4; ++i) { |
fe4da5cc | 390 | dits[0] = rl[i] + drpcb[i]; |
391 | dits[1] = dits[0] + drcu[i]; | |
392 | dits[2] = dzb[i] / 2.; | |
393 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 394 | gMC->Gsposp("ICO2", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
395 | gMC->Gsposp("ICO2", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 396 | } |
397 | ||
398 | // CERAMICS (layer #3 and #4) | |
399 | ||
cfce8870 | 400 | gMC->Gsvolu("ICER", "TUBE", idtmed[235], dits, 0); |
e8189707 | 401 | for (i = 2; i < 4; ++i) { |
fe4da5cc | 402 | dits[0] = rl[i] + drpcb[i] + drcu[i]; |
403 | dits[1] = dits[0] + drcer[i]; | |
404 | dits[2] = dzb[i] / 2.; | |
405 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 406 | gMC->Gsposp("ICER", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
407 | gMC->Gsposp("ICER", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 408 | } |
409 | ||
410 | // SILICON (layer #3 and #4) | |
411 | ||
cfce8870 | 412 | gMC->Gsvolu("ISI2", "TUBE", idtmed[226], dits, 0); |
e8189707 | 413 | for (i = 2; i < 4; ++i) { |
fe4da5cc | 414 | dits[0] = rl[i] + drpcb[i] + drcu[i] + drcer[i]; |
415 | dits[1] = dits[0] + drsi[i]; | |
416 | dits[2] = dzb[i] / 2.; | |
417 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 418 | gMC->Gsposp("ISI2", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
419 | gMC->Gsposp("ISI2", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 420 | } |
421 | ||
422 | // PLASTIC (G10FR4) (layer #5 and #6) | |
423 | ||
cfce8870 | 424 | gMC->Gsvolu("IPLA", "TUBE", idtmed[262], dits, 0); |
e8189707 | 425 | for (i = 4; i < 6; ++i) { |
fe4da5cc | 426 | dits[0] = rl[i]; |
427 | dits[1] = dits[0] + drpla[i]; | |
428 | dits[2] = dzb[i] / 2.; | |
429 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 430 | gMC->Gsposp("IPLA", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
431 | gMC->Gsposp("IPLA", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 432 | } |
433 | ||
434 | // COPPER (layer #5 and #6) | |
435 | ||
cfce8870 | 436 | gMC->Gsvolu("ICO3", "TUBE", idtmed[259], dits, 0); |
e8189707 | 437 | for (i = 4; i < 6; ++i) { |
fe4da5cc | 438 | dits[0] = rl[i] + drpla[i]; |
439 | dits[1] = dits[0] + drcu[i]; | |
440 | dits[2] = dzb[i] / 2.; | |
441 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 442 | gMC->Gsposp("ICO3", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
443 | gMC->Gsposp("ICO3", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 444 | } |
445 | ||
446 | // EPOXY (layer #5 and #6) | |
447 | ||
cfce8870 | 448 | gMC->Gsvolu("IEPX", "TUBE", idtmed[262], dits, 0); |
e8189707 | 449 | for (i = 4; i < 6; ++i) { |
fe4da5cc | 450 | dits[0] = rl[i] + drpla[i] + drcu[i]; |
451 | dits[1] = dits[0] + drepx[i]; | |
452 | dits[2] = dzb[i] / 2.; | |
453 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 454 | gMC->Gsposp("IEPX", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
455 | gMC->Gsposp("IEPX", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 456 | } |
457 | ||
458 | // SILICON (layer #5 and #6) | |
459 | ||
cfce8870 | 460 | gMC->Gsvolu("ISI3", "TUBE", idtmed[251], dits, 0); |
e8189707 | 461 | for (i = 4; i < 6; ++i) { |
fe4da5cc | 462 | dits[0] = rl[i] + drpla[i] + drcu[i] + drepx[i]; |
463 | dits[1] = dits[0] + drsi[i]; | |
464 | dits[2] = dzb[i] / 2.; | |
465 | zpos = dzl[i] + dits[2]; | |
cfce8870 | 466 | gMC->Gsposp("ISI3", i-1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
467 | gMC->Gsposp("ISI3", i+1, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 468 | } |
469 | ||
470 | // SUPPORT | |
471 | ||
cfce8870 | 472 | gMC->Gsvolu("ISUP", "TUBE", idtmed[274], dits, 0); |
e8189707 | 473 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 474 | dits[0] = rl[i]; |
7963222e | 475 | if (i < 5) dits[1] = rl[i+1]; |
fe4da5cc | 476 | else dits[1] = rlim; |
477 | dits[2] = drsu / 2.; | |
478 | zpos = dzl[i] + dzb[i] + dits[2]; | |
cfce8870 | 479 | gMC->Gsposp("ISUP", i+1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
480 | gMC->Gsposp("ISUP", i+7, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 481 | } |
482 | ||
483 | // CABLES (HORIZONTAL) | |
484 | ||
cfce8870 | 485 | gMC->Gsvolu("ICHO", "TUBE", idtmed[278], dits, 0); |
e8189707 | 486 | for (i = 0; i < 6; ++i) { |
fe4da5cc | 487 | dits[0] = rl[i]; |
488 | dits[1] = dits[0] + drca; | |
489 | dits[2] = (rzcone + TMath::Tan(acone) * (rl[i] - rl[0]) - (dzl[i]+ dzb[i] + drsu)) / 2.; | |
490 | zpos = dzl[i - 1] + dzb[i] + drsu + dits[2]; | |
cfce8870 | 491 | gMC->Gsposp("ICHO", i+1, "ITSV", 0., 0., zpos, 0, "ONLY", dits, 3); |
492 | gMC->Gsposp("ICHO", i+7, "ITSV", 0., 0.,-zpos, 0, "ONLY", dits, 3); | |
fe4da5cc | 493 | } |
494 | // DEFINE A CONICAL GHOST VOLUME FOR THE PHI SEGMENTATION | |
495 | pcits[0] = 0.; | |
496 | pcits[1] = 360.; | |
497 | pcits[2] = 2.; | |
498 | pcits[3] = rzcone; | |
499 | pcits[4] = 3.5; | |
500 | pcits[5] = rl[0]; | |
501 | pcits[6] = pcits[3] + TMath::Tan(acone) * (rlim - rl[0]); | |
502 | pcits[7] = rlim - rl[0] + 3.5; | |
503 | pcits[8] = rlim; | |
cfce8870 | 504 | gMC->Gsvolu("ICMO", "PCON", idtmed[275], pcits, 9); |
fe4da5cc | 505 | AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.); |
cfce8870 | 506 | gMC->Gspos("ICMO", 1, "ITSV", 0., 0., 0., 0, "ONLY"); |
507 | gMC->Gspos("ICMO", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY"); | |
fe4da5cc | 508 | |
509 | // DIVIDE INTO NSEC PHI-SECTIONS | |
510 | ||
cfce8870 | 511 | gMC->Gsdvn("ICMD", "ICMO", nsec, 2); |
512 | gMC->Gsatt("ICMO", "SEEN", 0); | |
513 | gMC->Gsatt("ICMD", "SEEN", 0); | |
fe4da5cc | 514 | |
515 | // CONICAL CABLES | |
516 | ||
517 | pcits[2] = 2.; | |
cfce8870 | 518 | gMC->Gsvolu("ICCO", "PCON", idtmed[278], pcits, 0); |
e8189707 | 519 | for (i = 1; i < 6; ++i) { |
fe4da5cc | 520 | pcits[0] = -dphi[i] / 2.; |
521 | pcits[1] = dphi[i]; | |
522 | if (i < 5) { | |
523 | dzco = TMath::Tan(acone) * (rl[i+1] - rl[i]); | |
524 | } else { | |
525 | dzco1 = zmax - (rzcone + TMath::Tan(acone) * (rl[5] - rl[0])) -2.; | |
526 | dzco2 = (rlim - rl[5]) * TMath::Tan(acone); | |
527 | if (rl[5] + dzco1 / TMath::Tan(acone) < rlim) { | |
528 | dzco = dzco1; | |
529 | } else { | |
530 | dzco = dzco2; | |
531 | } | |
532 | } | |
533 | pcits[3] = rzcone + TMath::Tan(acone) * (rl[i] - rl[0]); | |
534 | pcits[4] = rl[i] - drcac[i] / TMath::Sin(acone); | |
535 | pcits[5] = rl[i]; | |
536 | pcits[6] = pcits[3] + dzco; | |
537 | pcits[7] = rl[i] + dzco / TMath::Tan(acone) - drcac[i] / TMath::Sin(acone); | |
538 | pcits[8] = rl[i] + dzco / TMath::Tan(acone); | |
539 | ||
cfce8870 | 540 | gMC->Gsposp("ICCO", i, "ICMD", 0., 0., 0., 0, "ONLY", pcits, 9); |
fe4da5cc | 541 | |
542 | } | |
543 | zend = pcits[6]; | |
544 | rend = pcits[8]; | |
545 | ||
546 | // CONICAL CABLES BELOW TPC | |
547 | ||
548 | // DEFINE A CONICAL GHOST VOLUME FOR THE PHI SEGMENTATION | |
549 | pcits[0] = 0.; | |
550 | pcits[1] = 360.; | |
551 | pcits[2] = 2.; | |
552 | pcits[3] = zend; | |
553 | pcits[5] = rend; | |
b6668dd3 | 554 | pcits[4] = pcits[5] - drcatpc; |
fe4da5cc | 555 | pcits[6] = xltpc; |
556 | pcits[8] = pcits[4] + (pcits[6] - pcits[3]) * TMath::Tan(acable * kDegrad); | |
b6668dd3 | 557 | pcits[7] = pcits[8] - drcatpc; |
fe4da5cc | 558 | AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.); |
cfce8870 | 559 | gMC->Gsvolu("ICCM", "PCON", idtmed[275], pcits, 9); |
560 | gMC->Gspos("ICCM", 1, "ALIC", 0., 0., 0., 0, "ONLY"); | |
561 | gMC->Gspos("ICCM", 2, "ALIC", 0., 0., 0., idrotm[200], "ONLY"); | |
562 | gMC->Gsdvn("ITMD", "ICCM", nsec, 2); | |
563 | gMC->Gsatt("ITMD", "SEEN", 0); | |
564 | gMC->Gsatt("ICCM", "SEEN", 0); | |
fe4da5cc | 565 | |
566 | // NOW PLACE SEGMENTS WITH DECREASING PHI SEGMENTS INTO THE | |
567 | // GHOST-VOLUME | |
568 | ||
569 | pcits[2] = 2.; | |
cfce8870 | 570 | gMC->Gsvolu("ITTT", "PCON", idtmed[278], pcits, 0); |
fe4da5cc | 571 | r0 = rend; |
572 | z0 = zend; | |
573 | dz = (xltpc - zend) / 9.; | |
e8189707 | 574 | for (i = 0; i < 9; ++i) { |
fe4da5cc | 575 | zi = z0 + i*dz + dz / 2.; |
576 | ri = r0 + (zi - z0) * TMath::Tan(acable * kDegrad); | |
577 | dphii = dphi[5] * r0 / ri; | |
578 | pcits[0] = -dphii / 2.; | |
579 | pcits[1] = dphii; | |
580 | pcits[3] = zi - dz / 2.; | |
581 | pcits[5] = r0 + (pcits[3] - z0) * TMath::Tan(acable * kDegrad); | |
b6668dd3 | 582 | pcits[4] = pcits[5] - drcatpc; |
fe4da5cc | 583 | pcits[6] = zi + dz / 2.; |
584 | pcits[8] = r0 + (pcits[6] - z0) * TMath::Tan(acable * kDegrad); | |
b6668dd3 | 585 | pcits[7] = pcits[8] - drcatpc; |
fe4da5cc | 586 | |
cfce8870 | 587 | gMC->Gsposp("ITTT", i+1, "ITMD", 0., 0., 0., 0, "ONLY", pcits, 9); |
fe4da5cc | 588 | } |
589 | ||
590 | // --- Outputs the geometry tree in the EUCLID/CAD format | |
591 | ||
592 | if (fEuclidOut) { | |
cfce8870 | 593 | gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5); |
fe4da5cc | 594 | } |
595 | } | |
fe4da5cc | 596 | //_____________________________________________________________________________ |
56d6a1ef | 597 | void AliITSv1::CreateMaterials(){ |
598 | //////////////////////////////////////////////////////////////////////// | |
c9a71be1 | 599 | // |
600 | // Create ITS materials | |
601 | // This function defines the default materials used in the Geant | |
b6668dd3 | 602 | // Monte Carlo simulations for the geometries AliITSv1 and AliITSv3. |
603 | // In general it is automatically replaced by | |
c9a71be1 | 604 | // the CreatMaterials routine defined in AliITSv?. Should the function |
605 | // CreateMaterials not exist for the geometry version you are using this | |
606 | // one is used. See the definition found in AliITSv5 or the other routine | |
607 | // for a complete definition. | |
608 | // | |
609 | // Water H2O | |
610 | Float_t awat[2] = { 1.00794,15.9994 }; | |
611 | Float_t zwat[2] = { 1.,8. }; | |
612 | Float_t wwat[2] = { 2.,1. }; | |
613 | Float_t denswat = 1.; | |
614 | // Freon | |
615 | Float_t afre[2] = { 12.011,18.9984032 }; | |
616 | Float_t zfre[2] = { 6.,9. }; | |
617 | Float_t wfre[2] = { 5.,12. }; | |
618 | Float_t densfre = 1.5; | |
619 | // Ceramics | |
620 | // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3 | |
621 | Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 }; | |
622 | Float_t zcer[5] = { 13.,8.,14.,25., 24. }; | |
623 | Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 }; | |
624 | Float_t denscer = 3.6; | |
625 | // | |
626 | // 60% SiO2 , 40% G10FR4 | |
627 | // PC board | |
628 | Float_t apcb[3] = { 28.0855,15.9994,17.749 }; | |
629 | Float_t zpcb[3] = { 14.,8.,8.875 }; | |
630 | Float_t wpcb[3] = { .28,.32,.4 }; | |
631 | Float_t denspcb = 1.8; | |
632 | // POLYETHYL | |
633 | Float_t apoly[2] = { 12.01,1. }; | |
634 | Float_t zpoly[2] = { 6.,1. }; | |
635 | Float_t wpoly[2] = { .33,.67 }; | |
636 | // SERVICES | |
637 | Float_t zserv[4] = { 1.,6.,26.,29. }; | |
638 | Float_t aserv[4] = { 1.,12.,55.8,63.5 }; | |
639 | Float_t wserv[4] = { .014,.086,.42,.48 }; | |
640 | ||
b6668dd3 | 641 | Int_t isxfld = gAlice->Field()->Integ(); |
642 | Float_t sxmgmx = gAlice->Field()->Max(); | |
c9a71be1 | 643 | |
644 | ||
645 | // --- Define the various materials for GEANT --- | |
646 | ||
647 | // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..) | |
648 | ||
649 | AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999); | |
650 | AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999); | |
651 | AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999); | |
652 | AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999); | |
653 | // v. dens | |
654 | AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999); | |
655 | AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
656 | AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999); | |
657 | AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat); | |
658 | AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre); | |
659 | // ** | |
b6668dd3 | 660 | AliMedium(0, "SPD Si$", 0, 1,isxfld,sxmgmx, 10., .01, .1, .003, .003); |
661 | AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
662 | AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
663 | AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
664 | AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
665 | AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00); | |
666 | AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
667 | AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
668 | AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
c9a71be1 | 669 | |
670 | // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..) | |
671 | ||
672 | AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999); | |
673 | AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999); | |
674 | AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999); | |
675 | AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999); | |
676 | // v. dens | |
677 | AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999); | |
678 | AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
679 | AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999); | |
680 | // After a call with ratios by number (negative number of elements), | |
681 | // the ratio array is changed to the ratio by weight, so all successive | |
682 | // calls with the same array must specify the number of elements as | |
683 | // positive | |
684 | AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat); | |
685 | // After a call with ratios by number (negative number of elements), | |
686 | // the ratio array is changed to the ratio by weight, so all successive | |
687 | // calls with the same array must specify the number of elements as | |
688 | // positive | |
689 | AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre); | |
690 | AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb); | |
691 | AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999); | |
692 | AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer); | |
693 | AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999); | |
694 | // ** | |
695 | // check A and Z | |
b6668dd3 | 696 | AliMedium(25, "SDD Si$", 25, 1,isxfld,sxmgmx, 10., .01, .1, .003, .003); |
697 | AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
698 | AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
699 | AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
700 | AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
701 | AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00); | |
702 | AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
703 | AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
704 | AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
705 | AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
706 | AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
707 | AliMedium(36, "SDD Ceramics$",36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
708 | AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
c9a71be1 | 709 | |
710 | // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..) | |
711 | ||
712 | AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.); | |
713 | AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.); | |
714 | AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.); | |
715 | AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.); | |
716 | // v. dens | |
717 | AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999); | |
718 | AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
719 | AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999); | |
720 | // After a call with ratios by number (negative number of elements), | |
721 | // the ratio array is changed to the ratio by weight, so all successive | |
722 | // calls with the same array must specify the number of elements as | |
723 | // positive | |
724 | AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat); | |
725 | // After a call with ratios by number (negative number of elements), | |
726 | // the ratio array is changed to the ratio by weight, so all successive | |
727 | // calls with the same array must specify the number of elements as | |
728 | // positive | |
729 | AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre); | |
730 | AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb); | |
731 | AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.); | |
732 | // After a call with ratios by number (negative number of elements), | |
733 | // the ratio array is changed to the ratio by weight, so all successive | |
734 | // calls with the same array must specify the number of elements as | |
735 | // positive | |
736 | AliMixture( 61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer); | |
737 | AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.); | |
738 | // check A and Z | |
739 | AliMaterial(63, "SDD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.); | |
740 | // ** | |
b6668dd3 | 741 | AliMedium(50, "SSD Si$", 50, 1,isxfld,sxmgmx, 10., .01, .1, .003, .003); |
742 | AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
743 | AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
744 | AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
745 | AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
746 | AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00); | |
747 | AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
748 | AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
749 | AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
750 | AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
751 | AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
752 | AliMedium(61, "SSD Ceramics$",61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
753 | AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
754 | AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
c9a71be1 | 755 | |
756 | // 275-299 --> General (end-caps, frames, cooling, cables, etc.) | |
757 | ||
758 | AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.); | |
759 | // verify density | |
760 | AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999); | |
761 | AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
762 | AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly); | |
763 | AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv); | |
764 | AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.); | |
765 | // After a call with ratios by number (negative number of elements), | |
766 | // the ratio array is changed to the ratio by weight, so all successive | |
767 | // calls with the same array must specify the number of elements as | |
768 | // positive | |
769 | AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat); | |
770 | // ** | |
b6668dd3 | 771 | AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); |
772 | AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
773 | AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00); | |
774 | AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
775 | AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
776 | AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
777 | AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003); | |
fe4da5cc | 778 | } |
fe4da5cc | 779 | //_____________________________________________________________________________ |
593d2ea1 | 780 | void AliITSv1::Init(){ |
56d6a1ef | 781 | //////////////////////////////////////////////////////////////////////// |
782 | // Initialise the ITS after it has been created. | |
783 | //////////////////////////////////////////////////////////////////////// | |
e8189707 | 784 | |
593d2ea1 | 785 | // |
786 | AliITS::Init(); | |
787 | fMajorVersion = 1; | |
788 | fMinorVersion = 0; | |
fe4da5cc | 789 | } |
790 | ||
791 | //_____________________________________________________________________________ | |
56d6a1ef | 792 | void AliITSv1::DrawModule(){ |
793 | //////////////////////////////////////////////////////////////////////// | |
794 | // Draw a shaded view of the FMD version 1. | |
795 | //////////////////////////////////////////////////////////////////////// | |
fe4da5cc | 796 | |
797 | // Set everything unseen | |
cfce8870 | 798 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 799 | // |
800 | // Set ALIC mother visible | |
cfce8870 | 801 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 802 | // |
803 | // Set the volumes visible | |
cfce8870 | 804 | gMC->Gsatt("ITSV","SEEN",0); |
805 | gMC->Gsatt("ITS1","SEEN",1); | |
806 | gMC->Gsatt("ITS2","SEEN",1); | |
807 | gMC->Gsatt("ITS3","SEEN",1); | |
808 | gMC->Gsatt("ITS4","SEEN",1); | |
809 | gMC->Gsatt("ITS5","SEEN",1); | |
810 | gMC->Gsatt("ITS6","SEEN",1); | |
fe4da5cc | 811 | |
cfce8870 | 812 | gMC->Gsatt("IPCB","SEEN",1); |
813 | gMC->Gsatt("ICO2","SEEN",1); | |
814 | gMC->Gsatt("ICER","SEEN",0); | |
815 | gMC->Gsatt("ISI2","SEEN",0); | |
816 | gMC->Gsatt("IPLA","SEEN",0); | |
817 | gMC->Gsatt("ICO3","SEEN",0); | |
818 | gMC->Gsatt("IEPX","SEEN",0); | |
819 | gMC->Gsatt("ISI3","SEEN",1); | |
820 | gMC->Gsatt("ISUP","SEEN",0); | |
821 | gMC->Gsatt("ICHO","SEEN",0); | |
822 | gMC->Gsatt("ICMO","SEEN",0); | |
823 | gMC->Gsatt("ICMD","SEEN",0); | |
824 | gMC->Gsatt("ICCO","SEEN",1); | |
825 | gMC->Gsatt("ICCM","SEEN",0); | |
826 | gMC->Gsatt("ITMD","SEEN",0); | |
827 | gMC->Gsatt("ITTT","SEEN",1); | |
fe4da5cc | 828 | |
829 | // | |
cfce8870 | 830 | gMC->Gdopt("hide", "on"); |
831 | gMC->Gdopt("shad", "on"); | |
832 | gMC->Gsatt("*", "fill", 7); | |
833 | gMC->SetClipBox("."); | |
834 | gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300); | |
835 | gMC->DefaultRange(); | |
836 | gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07); | |
837 | gMC->Gdhead(1111, "Inner Tracking System Version 1"); | |
838 | gMC->Gdman(17, 6, "MAN"); | |
fe4da5cc | 839 | } |
fe4da5cc | 840 | //_____________________________________________________________________________ |
56d6a1ef | 841 | void AliITSv1::StepManager(){ |
842 | //////////////////////////////////////////////////////////////////////// | |
843 | // Called for every step in the ITS, then calles the AliITShit class | |
844 | // creator with the information to be recoreded about that hit. | |
845 | //////////////////////////////////////////////////////////////////////// | |
d8331d3f | 846 | /* |
fe4da5cc | 847 | Int_t copy, id; |
58005f18 | 848 | Float_t hits[8]; |
849 | Int_t vol[4]; | |
0a6d8768 | 850 | TLorentzVector position, momentum; |
fe4da5cc | 851 | TClonesArray &lhits = *fHits; |
fe4da5cc | 852 | // |
58005f18 | 853 | // Track status |
854 | vol[3] = 0; | |
855 | if(gMC->IsTrackInside()) vol[3] += 1; | |
856 | if(gMC->IsTrackEntering()) vol[3] += 2; | |
857 | if(gMC->IsTrackExiting()) vol[3] += 4; | |
858 | if(gMC->IsTrackOut()) vol[3] += 8; | |
859 | if(gMC->IsTrackDisappeared()) vol[3] += 16; | |
860 | if(gMC->IsTrackStop()) vol[3] += 32; | |
861 | if(gMC->IsTrackAlive()) vol[3] += 64; | |
862 | // | |
863 | // Fill hit structure. | |
56d6a1ef | 864 | if( !(gMC->TrackCharge()) ) return; |
fe4da5cc | 865 | // |
866 | // Only entering charged tracks | |
58005f18 | 867 | if((id=gMC->CurrentVolID(copy))==fIdSens[0]) { |
fe4da5cc | 868 | vol[0]=1; |
0a6d8768 | 869 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 870 | vol[1]=copy; |
0a6d8768 | 871 | id=gMC->CurrentVolOffID(2,copy); |
fe4da5cc | 872 | vol[2]=copy; |
58005f18 | 873 | } else if(id==fIdSens[1]) { |
fe4da5cc | 874 | vol[0]=2; |
0a6d8768 | 875 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 876 | vol[1]=copy; |
0a6d8768 | 877 | id=gMC->CurrentVolOffID(2,copy); |
fe4da5cc | 878 | vol[2]=copy; |
58005f18 | 879 | } else if(id==fIdSens[2]) { |
fe4da5cc | 880 | vol[0]=3; |
881 | vol[1]=copy; | |
0a6d8768 | 882 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 883 | vol[2]=copy; |
58005f18 | 884 | } else if(id==fIdSens[3]) { |
fe4da5cc | 885 | vol[0]=4; |
886 | vol[1]=copy; | |
0a6d8768 | 887 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 888 | vol[2]=copy; |
58005f18 | 889 | } else if(id==fIdSens[4]) { |
fe4da5cc | 890 | vol[0]=5; |
891 | vol[1]=copy; | |
0a6d8768 | 892 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 893 | vol[2]=copy; |
58005f18 | 894 | } else if(id==fIdSens[5]) { |
fe4da5cc | 895 | vol[0]=6; |
896 | vol[1]=copy; | |
0a6d8768 | 897 | id=gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 898 | vol[2]=copy; |
899 | } else return; | |
cfce8870 | 900 | gMC->TrackPosition(position); |
901 | gMC->TrackMomentum(momentum); | |
fe4da5cc | 902 | hits[0]=position[0]; |
903 | hits[1]=position[1]; | |
904 | hits[2]=position[2]; | |
0a6d8768 | 905 | hits[3]=momentum[0]; |
906 | hits[4]=momentum[1]; | |
58005f18 | 907 | hits[5]=momentum[2]; |
cfce8870 | 908 | hits[6]=gMC->Edep(); |
58005f18 | 909 | hits[7]=gMC->TrackTime(); |
fe4da5cc | 910 | new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,hits); |
d8331d3f | 911 | */ |
fe4da5cc | 912 | } |