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 | |
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20 | /////////////////////////////////////////////////////////////////////////////// |
21 | // // |
22 | // Forward Multiplicity Detector version 0 // |
23 | // // |
24 | //Begin_Html |
25 | /* |
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26 | <img src="picts/AliFMDv0Class.gif"> |
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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" |
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43 | |
44 | ClassImp(AliFMDv0) |
45 | |
46 | //_____________________________________________________________________________ |
99560b47 |
47 | AliFMDv0::AliFMDv0() |
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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 | /* |
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76 | <img src="picts/AliFMDv0Tree.gif"> |
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77 | */ |
78 | //End_Html |
79 | //Begin_Html |
80 | /* |
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81 | <img src="picts/AliFMDv0.gif"> |
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82 | */ |
83 | //End_Html |
84 | |
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85 | |
86 | Float_t rout, z; |
87 | Float_t par[3], rin; |
88 | |
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89 | Int_t *idtmed = fIdtmed->GetArray()-899; |
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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; |
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116 | gMC->Gsvolu("R3R3", "TUBE", idtmed[902], par, 3); |
117 | gMC->Gspos("R3R3", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY"); |
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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; |
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131 | gMC->Gsvolu("R1L3", "TUBE", idtmed[900], par, 3); |
132 | gMC->Gspos("R1L3", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY"); |
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133 | // Ring #2 |
134 | par[0] = rout; |
135 | par[1] = rout + .65; |
136 | par[2] = 1.5; |
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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"); |
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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"); |
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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"); |
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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"); |
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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"); |
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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"); |
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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"); |
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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"); |
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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"); |
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280 | } |
281 | |
282 | //_____________________________________________________________________________ |
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283 | void AliFMDv0::DrawModule() |
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284 | { |
285 | // |
286 | // Draw a shaded view of the FMD version 0 |
287 | // |
288 | |
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289 | // Set everything unseen |
cfce8870 |
290 | gMC->Gsatt("*", "seen", -1); |
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291 | // |
292 | // Set ALIC mother transparent |
cfce8870 |
293 | gMC->Gsatt("ALIC","SEEN",0); |
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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); |
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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 | |