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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 | $Log$ | |
18 | */ | |
19 | ||
fe4da5cc | 20 | /////////////////////////////////////////////////////////////////////////////// |
21 | // // | |
22 | // Forward Multiplicity Detector version 0 // | |
23 | // // | |
24 | //Begin_Html | |
25 | /* | |
1439f98e | 26 | <img src="picts/AliFMDv0Class.gif"> |
fe4da5cc | 27 | </pre> |
28 | <br clear=left> | |
29 | <font size=+2 color=red> | |
30 | <p>The responsible person for this module is | |
31 | <a href="mailto:Valeri.Kondratiev@cern.ch">Valeri Kondratiev</a>. | |
32 | </font> | |
33 | <pre> | |
34 | */ | |
35 | //End_Html | |
36 | // // | |
37 | /////////////////////////////////////////////////////////////////////////////// | |
38 | ||
39 | #include "AliRun.h" | |
40 | #include "AliFMDv0.h" | |
41 | #include "AliMC.h" | |
99560b47 | 42 | #include "stdlib.h" |
fe4da5cc | 43 | |
44 | ClassImp(AliFMDv0) | |
45 | ||
46 | //_____________________________________________________________________________ | |
99560b47 | 47 | AliFMDv0::AliFMDv0() |
fe4da5cc | 48 | { |
49 | // | |
50 | // Default constructor for FMD version 0 | |
51 | // | |
52 | } | |
53 | ||
54 | //_____________________________________________________________________________ | |
55 | AliFMDv0::AliFMDv0(const char *name, const char *title) | |
56 | : AliFMD(name,title) | |
57 | { | |
58 | // | |
59 | // Standard constructor for FMD version 0 | |
60 | // | |
99560b47 | 61 | AliModule *start = gAlice->GetModule("START"); |
62 | if(start) { | |
63 | Error("ctor","This version of FMD is incompatible with START\n"); | |
64 | exit(1); | |
65 | } | |
fe4da5cc | 66 | } |
67 | ||
68 | //___________________________________________ | |
69 | void AliFMDv0::CreateGeometry() | |
70 | { | |
71 | // | |
72 | // Creation of the geometry of the FMD version 0 | |
73 | // | |
74 | //Begin_Html | |
75 | /* | |
1439f98e | 76 | <img src="picts/AliFMDv0Tree.gif"> |
fe4da5cc | 77 | */ |
78 | //End_Html | |
79 | //Begin_Html | |
80 | /* | |
1439f98e | 81 | <img src="picts/AliFMDv0.gif"> |
fe4da5cc | 82 | */ |
83 | //End_Html | |
84 | ||
fe4da5cc | 85 | |
86 | Float_t rout, z; | |
87 | Float_t par[3], rin; | |
88 | ||
ad51aeb0 | 89 | Int_t *idtmed = fIdtmed->GetArray()-899; |
fe4da5cc | 90 | |
91 | // ******************************************************** | |
92 | // DEFINE RIGHT DISK#3 OF FMD | |
93 | // ******************************************************** | |
94 | ||
95 | // Define parameters | |
96 | ||
97 | rin = 4.5; | |
98 | rout = 10.5; | |
99 | z = 85.; | |
100 | // Ring #1 | |
101 | par[0] = rin; | |
102 | par[1] = rout; | |
103 | par[2] = 1.5; | |
cfce8870 | 104 | gMC->Gsvolu("R1R3", "TUBE", idtmed[900], par, 3); |
105 | gMC->Gspos("R1R3", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 106 | // Ring #2 |
107 | par[0] = rout; | |
108 | par[1] = rout + .65; | |
109 | par[2] = 1.5; | |
cfce8870 | 110 | gMC->Gsvolu("R2R3", "TUBE", idtmed[901], par, 3); |
111 | gMC->Gspos("R2R3", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 112 | // Ring #3 |
113 | par[0] = rout + .65; | |
114 | par[1] = rout + 5.65; | |
115 | par[2] = .025; | |
cfce8870 | 116 | gMC->Gsvolu("R3R3", "TUBE", idtmed[902], par, 3); |
117 | gMC->Gspos("R3R3", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY"); | |
fe4da5cc | 118 | // *********************************************************** |
119 | // DEFINE LEFT DISK#3 OF FMD | |
120 | // *********************************************************** | |
121 | ||
122 | // Define parameters | |
123 | ||
124 | rin = 4.5; | |
125 | rout = 10.5; | |
126 | z = -85.; | |
127 | // Ring #1 | |
128 | par[0] = rin; | |
129 | par[1] = rout; | |
130 | par[2] = 1.5; | |
cfce8870 | 131 | gMC->Gsvolu("R1L3", "TUBE", idtmed[900], par, 3); |
132 | gMC->Gspos("R1L3", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 133 | // Ring #2 |
134 | par[0] = rout; | |
135 | par[1] = rout + .65; | |
136 | par[2] = 1.5; | |
cfce8870 | 137 | gMC->Gsvolu("R2L3", "TUBE", idtmed[901], par, 3); |
138 | gMC->Gspos("R2L3", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 139 | // Ring #3 |
140 | par[0] = rout + .65; | |
141 | par[1] = rout + 5.65; | |
142 | par[2] = .025; | |
cfce8870 | 143 | gMC->Gsvolu("R3L3", "TUBE", idtmed[902], par, 3); |
144 | gMC->Gspos("R3L3", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY"); | |
fe4da5cc | 145 | // ******************************************************** |
146 | // DEFINE RIGHT DISK#2 OF FMD | |
147 | // ******************************************************** | |
148 | ||
149 | // Define parameters | |
150 | ||
151 | rin = 8.; | |
152 | rout = 14.; | |
153 | z = 69.7; | |
154 | // Ring #1 | |
155 | par[0] = rin; | |
156 | par[1] = rout; | |
157 | par[2] = 1.5; | |
cfce8870 | 158 | gMC->Gsvolu("R1R2", "TUBE", idtmed[900], par, 3); |
159 | gMC->Gspos("R1R2", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 160 | // Ring #2 |
161 | par[0] = rout; | |
162 | par[1] = rout + .65; | |
163 | par[2] = 1.5; | |
cfce8870 | 164 | gMC->Gsvolu("R2R2", "TUBE", idtmed[901], par, 3); |
165 | gMC->Gspos("R2R2", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 166 | // Ring #3 |
167 | par[0] = rout + .65; | |
168 | par[1] = rout + 5.65; | |
169 | par[2] = .025; | |
cfce8870 | 170 | gMC->Gsvolu("R3R2", "TUBE", idtmed[902], par, 3); |
171 | gMC->Gspos("R3R2", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY"); | |
fe4da5cc | 172 | // *********************************************************** |
173 | // DEFINE LEFT DISK#2 OF FMD | |
174 | // *********************************************************** | |
175 | ||
176 | // Define parameters | |
177 | ||
178 | rin = 8.; | |
179 | rout = 14.; | |
180 | z = -69.7; | |
181 | // Ring #1 | |
182 | par[0] = rin; | |
183 | par[1] = rout; | |
184 | par[2] = 1.5; | |
cfce8870 | 185 | gMC->Gsvolu("R1L2", "TUBE", idtmed[900], par, 3); |
186 | gMC->Gspos("R1L2", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 187 | // Ring #2 |
188 | par[0] = rout; | |
189 | par[1] = rout + .65; | |
190 | par[2] = 1.5; | |
cfce8870 | 191 | gMC->Gsvolu("R2L2", "TUBE", idtmed[901], par, 3); |
192 | gMC->Gspos("R2L2", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 193 | // Ring #3 |
194 | par[0] = rout + .65; | |
195 | par[1] = rout + 5.65; | |
196 | par[2] = .025; | |
cfce8870 | 197 | gMC->Gsvolu("R3L2", "TUBE", idtmed[902], par, 3); |
198 | gMC->Gspos("R3L2", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY"); | |
fe4da5cc | 199 | // ******************************************************** |
200 | // DEFINE RIGHT DISK#1 OF FMD | |
201 | // ******************************************************** | |
202 | ||
203 | // Define parameters | |
204 | ||
205 | rin = 8.; | |
206 | rout = 17.5; | |
207 | z = 42.5; | |
208 | // Ring #1 | |
209 | par[0] = rin; | |
210 | par[1] = rout; | |
211 | par[2] = 1.5; | |
cfce8870 | 212 | gMC->Gsvolu("R1R1", "TUBE", idtmed[900], par, 3); |
213 | gMC->Gspos("R1R1", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 214 | // Ring #2 |
215 | par[0] = rout; | |
216 | par[1] = rout + .65; | |
217 | par[2] = 1.5; | |
cfce8870 | 218 | gMC->Gsvolu("R2R1", "TUBE", idtmed[901], par, 3); |
219 | gMC->Gspos("R2R1", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY"); | |
fe4da5cc | 220 | // Ring #3 |
221 | par[0] = rout + .65; | |
222 | par[1] = rout + 5.65; | |
223 | par[2] = .025; | |
cfce8870 | 224 | gMC->Gsvolu("R3R1", "TUBE", idtmed[902], par, 3); |
225 | gMC->Gspos("R3R1", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY"); | |
fe4da5cc | 226 | // *********************************************************** |
227 | // DEFINE LEFT DISK#1 OF FMD | |
228 | // *********************************************************** | |
229 | ||
230 | // Define parameters | |
231 | ||
232 | rin = 8.; | |
233 | rout = 17.5; | |
234 | z = -42.5; | |
235 | // Ring #1 | |
236 | par[0] = rin; | |
237 | par[1] = rout; | |
238 | par[2] = 1.5; | |
cfce8870 | 239 | gMC->Gsvolu("R1L1", "TUBE", idtmed[900], par, 3); |
240 | gMC->Gspos("R1L1", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 241 | // Ring #2 |
242 | par[0] = rout; | |
243 | par[1] = rout + .65; | |
244 | par[2] = 1.5; | |
cfce8870 | 245 | gMC->Gsvolu("R2L1", "TUBE", idtmed[901], par, 3); |
246 | gMC->Gspos("R2L1", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 247 | // Ring #3 |
248 | par[0] = rout + .65; | |
249 | par[1] = rout + 5.65; | |
250 | par[2] = .025; | |
cfce8870 | 251 | gMC->Gsvolu("R3L1", "TUBE", idtmed[902], par, 3); |
252 | gMC->Gspos("R3L1", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY"); | |
fe4da5cc | 253 | // *********************************************************** |
254 | // DEFINE LEFT DISK#4 OF FMD | |
255 | // *********************************************************** | |
256 | ||
257 | // Define parameters | |
258 | ||
259 | rin = 4.2; | |
260 | rout = 13.; | |
261 | z = -229.5; | |
262 | // Ring #1 | |
263 | par[0] = rin; | |
264 | par[1] = rout; | |
265 | par[2] = 1.5; | |
cfce8870 | 266 | gMC->Gsvolu("R1L4", "TUBE", idtmed[900], par, 3); |
267 | gMC->Gspos("R1L4", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 268 | // Ring #2 |
269 | par[0] = rout; | |
270 | par[1] = rout + .65; | |
271 | par[2] = 1.5; | |
cfce8870 | 272 | gMC->Gsvolu("R2L4", "TUBE", idtmed[901], par, 3); |
273 | gMC->Gspos("R2L4", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); | |
fe4da5cc | 274 | // Ring #3 |
275 | par[0] = rout + .65; | |
276 | par[1] = rout + 5.65; | |
277 | par[2] = .025; | |
cfce8870 | 278 | gMC->Gsvolu("R3L4", "TUBE", idtmed[902], par, 3); |
279 | gMC->Gspos("R3L4", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY"); | |
fe4da5cc | 280 | } |
281 | ||
282 | //_____________________________________________________________________________ | |
b316044f | 283 | void AliFMDv0::DrawModule() |
fe4da5cc | 284 | { |
285 | // | |
286 | // Draw a shaded view of the FMD version 0 | |
287 | // | |
288 | ||
fe4da5cc | 289 | // Set everything unseen |
cfce8870 | 290 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 291 | // |
292 | // Set ALIC mother transparent | |
cfce8870 | 293 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 294 | // |
295 | // Set the volumes visible | |
cfce8870 | 296 | gMC->Gsatt("R1R3","SEEN",1); |
297 | gMC->Gsatt("R2R3","SEEN",1); | |
298 | gMC->Gsatt("R3R3","SEEN",1); | |
299 | gMC->Gsatt("R1L3","SEEN",1); | |
300 | gMC->Gsatt("R2L3","SEEN",1); | |
301 | gMC->Gsatt("R3L3","SEEN",1); | |
302 | gMC->Gsatt("R1R2","SEEN",1); | |
303 | gMC->Gsatt("R2R2","SEEN",1); | |
304 | gMC->Gsatt("R3R2","SEEN",1); | |
305 | gMC->Gsatt("R1L2","SEEN",1); | |
306 | gMC->Gsatt("R2L2","SEEN",1); | |
307 | gMC->Gsatt("R3L2","SEEN",1); | |
308 | gMC->Gsatt("R1R1","SEEN",1); | |
309 | gMC->Gsatt("R2R1","SEEN",1); | |
310 | gMC->Gsatt("R3R1","SEEN",1); | |
311 | gMC->Gsatt("R1L1","SEEN",1); | |
312 | gMC->Gsatt("R2L1","SEEN",1); | |
313 | gMC->Gsatt("R3L1","SEEN",1); | |
314 | gMC->Gsatt("R1L4","SEEN",1); | |
315 | gMC->Gsatt("R2L4","SEEN",1); | |
316 | gMC->Gsatt("R3L4","SEEN",1); | |
fe4da5cc | 317 | // |
cfce8870 | 318 | gMC->Gdopt("hide", "on"); |
319 | gMC->Gdopt("shad", "on"); | |
320 | gMC->Gsatt("*", "fill", 7); | |
321 | gMC->SetClipBox("."); | |
322 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
323 | gMC->DefaultRange(); | |
324 | gMC->Gdraw("alic", 40, 30, 0, 6, 9, .08, .08); | |
325 | gMC->Gdhead(1111, "Forward Multiplicity Detector version 0"); | |
326 | gMC->Gdman(13, 9, "MAN"); | |
fe4da5cc | 327 | } |
328 | ||
329 | //_____________________________________________________________________________ | |
330 | void AliFMDv0::CreateMaterials() | |
331 | { | |
332 | // | |
333 | // Create Materials for version 0 of FMD | |
334 | // | |
335 | ||
336 | // Material for ring #1 | |
337 | Float_t ar1[8] = { 55.8,58.7,52.,47.9,16.,28.,207.2,27. }; | |
338 | Float_t zr1[8] = { 26.,28.,24.,22.,8.,14.,82.,13. }; | |
339 | Float_t wr1[8] = { .27,.081,.054,.045,.18,.25,.06,.06 }; | |
340 | // Material for ring #2 | |
341 | Float_t ar2[3] = { 55.8,27.,16. }; | |
342 | Float_t zr2[3] = { 26.,13.,8. }; | |
343 | Float_t wr2[3] = { .35,.34,.31 }; | |
344 | // Material for ring #3 | |
345 | Float_t ar3[3] = { 28.,27.,16. }; | |
346 | Float_t zr3[3] = { 14.,13.,8. }; | |
347 | Float_t wr3[3] = { .37,.33,.3 }; | |
348 | ||
349 | Float_t epsil, stmin, deemax, tmaxfd, stemax; | |
350 | ||
351 | Int_t ISXFLD = gAlice->Field()->Integ(); | |
352 | Float_t SXMGMX = gAlice->Field()->Max(); | |
353 | ||
354 | // Ring #1 | |
355 | ||
356 | AliMixture(1, "FMD_R1$", ar1, zr1, 2.69, 8, wr1); | |
357 | ||
358 | // Ring #2 | |
359 | ||
360 | AliMixture(2, "FMD_R2$", ar2, zr2, 2.63, 3, wr2); | |
361 | ||
362 | // Ring #3 | |
363 | ||
364 | AliMixture(3, "FMD_R3$", ar3, zr3, 3.15, 3, wr3); | |
365 | // ******************************************************* | |
366 | // Defines tracking media parameters. | |
367 | // ******************************************************* | |
368 | epsil = .001; // Tracking precision, DLS | |
369 | stemax = -1.; // Maximum displacement for multiple scattering | |
370 | tmaxfd = -20.; // Maximum angle due to field deflection | |
371 | deemax = -.3; // Maximum fractional energy loss, DLS | |
372 | stmin = -.8; | |
373 | // ******************************************************** | |
ad51aeb0 | 374 | AliMedium(1, "FMD_R1_L3 ", 1, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
375 | AliMedium(2, "FMD_R2_L3 ", 2, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
376 | AliMedium(3, "FMD_R3_L3 ", 3, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 377 | } |
378 | ||
379 | ||
380 |