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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 | $Log$ | |
94de3818 | 18 | Revision 1.7 2000/06/11 12:35:56 morsch |
19 | Coding rule violations corrected | |
20 | ||
b43eb0dc | 21 | Revision 1.6 1999/09/29 09:24:30 fca |
22 | Introduction of the Copyright and cvs Log | |
23 | ||
4c039060 | 24 | */ |
25 | ||
fe4da5cc | 26 | /////////////////////////////////////////////////////////////////////////////// |
27 | // // | |
28 | // L3 Magnet // | |
29 | // // | |
30 | //Begin_Html | |
31 | /* | |
1439f98e | 32 | <img src="picts/AliMAGClass.gif"> |
fe4da5cc | 33 | </pre> |
34 | <br clear=left> | |
35 | <font size=+2 color=red> | |
36 | <p>The responsible person for this module is | |
37 | <a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>. | |
38 | </font> | |
39 | <pre> | |
40 | */ | |
41 | //End_Html | |
42 | // // | |
43 | /////////////////////////////////////////////////////////////////////////////// | |
44 | ||
45 | #include "AliMAG.h" | |
46 | #include "AliRun.h" | |
94de3818 | 47 | #include "AliMC.h" |
48 | #include "AliMagF.h" | |
fe4da5cc | 49 | |
50 | ClassImp(AliMAG) | |
51 | ||
52 | //_____________________________________________________________________________ | |
53 | AliMAG::AliMAG() | |
54 | { | |
55 | // | |
56 | // Default constructor for L3 magnet | |
57 | // | |
58 | } | |
59 | ||
60 | //_____________________________________________________________________________ | |
61 | AliMAG::AliMAG(const char *name, const char *title) | |
b8032157 | 62 | : AliModule(name,title) |
fe4da5cc | 63 | { |
64 | // | |
65 | // Standard constructor for L3 magnet | |
66 | // | |
67 | //Begin_Html | |
68 | /* | |
1439f98e | 69 | <img src="picts/aliMAG.gif"> |
fe4da5cc | 70 | */ |
71 | //End_Html | |
72 | ||
73 | SetMarkerColor(7); | |
74 | SetMarkerStyle(2); | |
75 | SetMarkerSize(0.4); | |
76 | } | |
77 | ||
fe4da5cc | 78 | //_____________________________________________________________________________ |
79 | void AliMAG::CreateGeometry() | |
80 | { | |
81 | // | |
82 | // Create geometry for L3 magnet | |
83 | // | |
84 | //Begin_Html | |
85 | /* | |
1439f98e | 86 | <img src="picts/mag.gif"> |
fe4da5cc | 87 | */ |
88 | //End_Html | |
89 | //Begin_Html | |
90 | /* | |
1439f98e | 91 | <img src="picts/tree_mag.gif"> |
fe4da5cc | 92 | */ |
93 | //End_Html | |
94 | ||
ad51aeb0 | 95 | Int_t *idtmed = fIdtmed->GetArray()-299; |
fe4da5cc | 96 | |
97 | Float_t dpar[13]; | |
98 | Int_t idrotm[399]; | |
99 | Float_t par[10]; | |
100 | ||
101 | // ANGLE POLAIRE MAXIMUM | |
102 | ||
103 | // Define Mother | |
104 | ||
105 | par[0] = 22.5; | |
106 | par[1] = 360.; | |
107 | par[2] = 8.; | |
108 | par[3] = 2.; | |
109 | par[4] = -600.; | |
110 | par[5] = 580.; | |
111 | par[6] = 790.; | |
112 | par[7] = 600.; | |
113 | par[8] = 580.; | |
114 | par[9] = 790.; | |
cfce8870 | 115 | gMC->Gsvolu("L3MO", "PGON", idtmed[334], par, 10); |
116 | gMC->Gspos("L3MO", 1, "ALIC", 0., -30., 0., 0, "ONLY"); | |
fe4da5cc | 117 | |
118 | // Define coils | |
119 | ||
120 | par[5] = 585.; | |
121 | par[6] = 690.; | |
122 | par[8] = 585.; | |
123 | par[9] = 690.; | |
cfce8870 | 124 | gMC->Gsvolu("L3CO", "PGON", idtmed[328], par, 10); |
125 | gMC->Gspos("L3CO", 1, "L3MO", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 126 | |
127 | par[5] = 580.; | |
128 | par[6] = 585.; | |
129 | par[8] = 580.; | |
130 | par[9] = 585.; | |
cfce8870 | 131 | gMC->Gsvolu("L3C1", "PGON", idtmed[308], par, 10); |
132 | gMC->Gspos("L3C1", 1, "L3MO", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 133 | |
134 | // Define yoke | |
135 | ||
136 | par[5] = 690.; | |
137 | par[6] = 790.; | |
138 | par[8] = 690.; | |
139 | par[9] = 790.; | |
cfce8870 | 140 | gMC->Gsvolu("L3YO", "PGON", idtmed[329], par, 10); |
141 | gMC->Gspos("L3YO", 1, "L3MO", 0., 0., 0., 0, "ONLY"); | |
fe4da5cc | 142 | |
143 | // Define the return yoke of L3 (DOOR) | |
144 | ||
145 | par[4] = 600.; | |
146 | par[5] = 0.; | |
147 | par[6] = 790.; | |
148 | par[7] = 700.; | |
149 | par[8] = par[5]; | |
150 | par[9] = par[6]; | |
cfce8870 | 151 | gMC->Gsvolu("L3DO", "PGON", idtmed[334], par, 10); |
fe4da5cc | 152 | |
153 | par[4] = 610.; | |
154 | par[5] = 0.; | |
155 | par[6] = 790.; | |
156 | par[7] = 700.; | |
157 | par[8] = par[5]; | |
158 | par[9] = par[6]; | |
cfce8870 | 159 | gMC->Gsvolu("L3FR", "PGON", idtmed[329], par, 10); |
fe4da5cc | 160 | |
161 | // INNER LAYER | |
162 | ||
163 | par[4] = 600.; | |
164 | par[7] = 610.; | |
cfce8870 | 165 | gMC->Gsvolu("L3IR", "PGON", idtmed[309], par, 10); |
fe4da5cc | 166 | |
167 | // DOOR OPENING | |
168 | ||
169 | dpar[0] = 22.5; | |
170 | dpar[1] = 360.; | |
171 | dpar[2] = 8.; | |
172 | dpar[3] = 3.; | |
173 | dpar[4] = 610.; | |
174 | dpar[5] = 0.; | |
175 | dpar[6] = 163.5; | |
176 | dpar[7] = 670.; | |
177 | dpar[8] = dpar[5]; | |
178 | dpar[9] = dpar[6]; | |
179 | dpar[10] = 700.; | |
180 | dpar[11] = dpar[5]; | |
181 | dpar[12] = dpar[6] + 50.; | |
cfce8870 | 182 | gMC->Gsvolu("L3O1", "PGON", idtmed[314], dpar, 13); |
fe4da5cc | 183 | par[4] = 600.; |
184 | par[5] = 0.; | |
185 | par[6] = 163.5; | |
186 | par[7] = 610.; | |
187 | par[8] = 0.; | |
188 | par[9] = 163.5; | |
cfce8870 | 189 | gMC->Gsvolu("L3O2", "PGON", idtmed[314], par, 10); |
fe4da5cc | 190 | |
191 | // THE DOOR OPENING HAS TO BE PLACED WITH 'MANY' SINCE THE REGION | |
192 | // WILL CONTAIN A MUON CHAMBER, BEAM PIPE AND BEAM SHIELD | |
193 | // PLACED WITH 'ONLY'. | |
194 | ||
cfce8870 | 195 | gMC->Gspos("L3O1", 1, "L3FR", 0., 30., 0., 0, "MANY"); |
196 | gMC->Gspos("L3O2", 1, "L3IR", 0., 30., 0., 0, "MANY"); | |
fe4da5cc | 197 | |
cfce8870 | 198 | gMC->Gspos("L3FR", 1, "L3DO", 0., 0., 0., 0, "MANY"); |
199 | gMC->Gspos("L3IR", 1, "L3DO", 0., 0., 0., 0, "MANY"); | |
fe4da5cc | 200 | |
cfce8870 | 201 | gMC->Gspos("L3DO", 1, "ALIC", 0., -30., 0., 0, "MANY"); |
fe4da5cc | 202 | AliMatrix(idrotm[300], 90., 0., 90., 90., 180., 0.); |
cfce8870 | 203 | gMC->Gspos("L3DO", 2, "ALIC", 0., -30., 0., idrotm[300], "MANY"); |
fe4da5cc | 204 | } |
205 | ||
206 | //_____________________________________________________________________________ | |
207 | void AliMAG::CreateMaterials() | |
208 | { | |
209 | // | |
210 | // Create materials for L3 magnet | |
211 | // | |
212 | ||
b43eb0dc | 213 | Int_t isxfld = gAlice->Field()->Integ(); |
214 | Float_t sxmgmx = gAlice->Field()->Max(); | |
fe4da5cc | 215 | |
216 | Float_t epsil, stmin, deemax, tmaxfd, stemax; | |
217 | // --- Define the various materials for GEANT --- | |
218 | ||
219 | // Aluminum | |
220 | AliMaterial(9, "Al$", 26.98, 13., 2.7, 8.9, 37.2); | |
221 | AliMaterial(29, "Al$", 26.98, 13., 2.7, 8.9, 37.2); | |
222 | ||
223 | // Iron | |
224 | AliMaterial(10, "Fe$", 55.85, 26., 7.87, 1.76, 17.1); | |
225 | AliMaterial(30, "Fe$", 55.85, 26., 7.87, 1.76, 17.1); | |
226 | ||
227 | // Air | |
228 | AliMaterial(15, "Air$", 14.61, 7.3, .001205, 30420., 67500); | |
229 | AliMaterial(35, "Air$", 14.61, 7.3, .001205, 30420., 67500); | |
230 | ||
231 | // **************** | |
232 | // Defines tracking media parameters. | |
233 | // Les valeurs sont commentees pour laisser le defaut | |
234 | // a GEANT (version 3-21, page CONS200), f.m. | |
235 | epsil = .001; // Tracking precision, | |
236 | stemax = -1.; // Maximum displacement for multiple scat | |
237 | tmaxfd = -20.; // Maximum angle due to field deflection | |
238 | deemax = -.3; // Maximum fractional energy loss, DLS | |
239 | stmin = -.8; | |
240 | // *************** | |
241 | ||
242 | // IRON | |
243 | ||
b43eb0dc | 244 | AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
245 | AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 246 | |
247 | // ALUMINUM | |
248 | ||
b43eb0dc | 249 | AliMedium(9, "ALU_C0 ", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
250 | AliMedium(29, "ALU_C1 ", 29, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 251 | |
252 | // AIR | |
253 | ||
b43eb0dc | 254 | AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
255 | AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 256 | } |
257 | ||
258 | //_____________________________________________________________________________ | |
b8032157 | 259 | void AliMAG::DrawModule() |
fe4da5cc | 260 | { |
261 | // | |
262 | // Draw a shaded view of the L3 magnet | |
263 | // | |
264 | } | |
265 | ||
266 | //_____________________________________________________________________________ | |
267 | void AliMAG::Init() | |
268 | { | |
269 | // | |
270 | // Initialise L3 magnet after it has been built | |
271 | Int_t i; | |
272 | // | |
273 | printf("\n"); | |
274 | for(i=0;i<35;i++) printf("*"); | |
275 | printf(" MAG_INIT "); | |
276 | for(i=0;i<35;i++) printf("*"); | |
277 | printf("\n"); | |
278 | // | |
279 | // Here the MAG initialisation code (if any!) | |
280 | for(i=0;i<80;i++) printf("*"); | |
281 | printf("\n"); | |
282 | } | |
283 |