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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 | ||
eeacf08b | 16 | /* $Id$ */ |
4c039060 | 17 | |
fe4da5cc | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | // // | |
20 | // Muon Shield Class // | |
21 | // This class contains a description of the muon shield // | |
22 | // // | |
23 | //Begin_Html | |
24 | /* | |
1439f98e | 25 | <img src="picts/AliSHILClass.gif"> |
fe4da5cc | 26 | */ |
27 | //End_Html | |
28 | // // | |
29 | // // | |
30 | /////////////////////////////////////////////////////////////////////////////// | |
31 | ||
32 | #include "AliSHIL.h" | |
fe4da5cc | 33 | #include "AliRun.h" |
94de3818 | 34 | #include "AliMagF.h" |
fe4da5cc | 35 | #include "AliConst.h" |
36 | ||
37 | ClassImp(AliSHIL) | |
38 | ||
39 | //_____________________________________________________________________________ | |
40 | AliSHIL::AliSHIL() | |
41 | { | |
42 | // | |
43 | // Default constructor for muon shield | |
44 | // | |
45 | } | |
46 | ||
47 | //_____________________________________________________________________________ | |
48 | AliSHIL::AliSHIL(const char *name, const char *title) | |
b8032157 | 49 | : AliModule(name,title) |
fe4da5cc | 50 | { |
51 | // | |
52 | // Standard constructor for muon shield | |
53 | // | |
54 | SetMarkerColor(7); | |
55 | SetMarkerStyle(2); | |
56 | SetMarkerSize(0.4); | |
57 | } | |
58 | ||
fe4da5cc | 59 | //_____________________________________________________________________________ |
60 | void AliSHIL::CreateGeometry() | |
61 | { | |
62 | // | |
63 | // Build muon shield geometry | |
64 | // | |
fe4da5cc | 65 | } |
66 | ||
67 | //_____________________________________________________________________________ | |
68 | void AliSHIL::CreateMaterials() | |
69 | { | |
70 | // | |
71 | // Defines materials for the muon shield | |
72 | // | |
b43eb0dc | 73 | Int_t isxfld = gAlice->Field()->Integ(); |
74 | Float_t sxmgmx = gAlice->Field()->Max(); | |
3f4d1718 | 75 | // Steel |
fe4da5cc | 76 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; |
77 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
78 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
3f4d1718 | 79 | // PbW |
fe4da5cc | 80 | Float_t apbw[2] = { 207.2,183.85 }; |
81 | Float_t zpbw[2] = { 82.,74. }; | |
82 | Float_t wpbw[2] = { .5,.5 }; | |
3f4d1718 | 83 | // Concrete |
84 | Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98, | |
85 | 28.086,39.1,40.08,55.85 }; | |
86 | Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. }; | |
87 | Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872, | |
88 | .337021,.013,.044,.014 }; | |
89 | // Ni-Cu-W alloy | |
90 | Float_t aniwcu[3] ={58.6934, 183.84, 63.546}; | |
91 | Float_t zniwcu[3] ={28., 74., 29}; | |
92 | Float_t wniwcu[3] ={0.015,0.95,0.035}; | |
93 | // | |
94 | // Insulation powder | |
9af0a493 | 95 | // Si O Ti Al |
96 | Float_t ains[4] ={28.0855, 15.9994, 47.867, 26.982}; | |
97 | Float_t zins[4] ={14., 8. , 22. , 13. }; | |
98 | Float_t wins[4] ={ 0.3019, 0.4887, 0.1914, 0.018}; | |
99 | ||
fe4da5cc | 100 | Float_t epsil, stmin, tmaxfd, deemax, stemax; |
101 | ||
102 | // STEEL | |
103 | ||
104 | ||
105 | // LEAD/TUNGSTEN MIXTURE | |
106 | ||
107 | ||
108 | // --- Define the various materials for GEANT --- | |
109 | // Aluminum | |
110 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
111 | AliMaterial(29, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
112 | AliMaterial(49, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
113 | ||
114 | // Iron | |
115 | AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
116 | AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
117 | AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
9af0a493 | 118 | |
119 | // | |
120 | // Copper | |
121 | AliMaterial(11, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1); | |
122 | AliMaterial(31, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1); | |
123 | AliMaterial(51, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1); | |
fe4da5cc | 124 | |
125 | // Tungsten | |
126 | AliMaterial(12, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
127 | AliMaterial(32, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
128 | AliMaterial(52, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
129 | ||
130 | // Lead | |
131 | AliMaterial(13, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
132 | AliMaterial(33, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
133 | AliMaterial(53, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
134 | ||
135 | // Air | |
136 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
137 | AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
138 | AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500); | |
139 | ||
140 | // Vacuum | |
141 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
142 | AliMaterial(36, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
143 | AliMaterial(56, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
144 | ||
3f4d1718 | 145 | // Stainless Steel |
fe4da5cc | 146 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); |
147 | AliMixture(39, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
148 | AliMixture(59, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
149 | ||
150 | // Lead/Tungsten | |
151 | AliMixture(20, "LEAD/TUNGSTEN$", apbw, zpbw, 15.325, 2, wpbw); | |
152 | AliMixture(40, "LEAD/TUNGSTEN$", apbw, zpbw, 15.325, 2, wpbw); | |
153 | AliMixture(60, "LEAD/TUNGSTEN$", apbw, zpbw, 15.325, 2, wpbw); | |
3f4d1718 | 154 | |
155 | // Ni-W-Cu | |
156 | AliMixture(21, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
157 | AliMixture(41, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
158 | AliMixture(61, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
159 | ||
160 | // Concrete | |
161 | AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
162 | AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
163 | AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
164 | ||
165 | // Insulation powder | |
9af0a493 | 166 | AliMixture(14, "INSULATION$", ains, zins, 0.41, 4, wins); |
167 | AliMixture(34, "INSULATION$", ains, zins, 0.41, 4, wins); | |
168 | AliMixture(54, "INSULATION$", ains, zins, 0.41, 4, wins); | |
fe4da5cc | 169 | |
170 | // **************** | |
171 | // Defines tracking media parameters. | |
172 | // Les valeurs sont commentees pour laisser le defaut | |
173 | // a GEANT (version 3-21, page CONS200), f.m. | |
174 | epsil = .001; // Tracking precision, | |
175 | stemax = -1.; // Maximum displacement for multiple scat | |
176 | tmaxfd = -20.; // Maximum angle due to field deflection | |
177 | deemax = -.3; // Maximum fractional energy loss, DLS | |
178 | stmin = -.8; | |
179 | // *************** | |
180 | ||
181 | // Aluminum | |
b43eb0dc | 182 | AliMedium(9, "ALU_C0 ", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
183 | AliMedium(29, "ALU_C1 ", 29, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
184 | AliMedium(49, "ALU_C2 ", 49, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 185 | |
186 | // Iron | |
b43eb0dc | 187 | AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
188 | AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
189 | AliMedium(50, "FE_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
9af0a493 | 190 | |
191 | // Iron | |
b43eb0dc | 192 | AliMedium(11, "Cu_C0 ", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
193 | AliMedium(31, "Cu_C1 ", 31, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
194 | AliMedium(51, "Cu_C2 ", 51, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 195 | |
196 | // Tungsten | |
b43eb0dc | 197 | AliMedium(12, "W_C0 ", 12, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
198 | AliMedium(32, "W_C1 ", 32, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
199 | AliMedium(52, "W_C2 ", 52, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 200 | |
201 | // Lead | |
b43eb0dc | 202 | AliMedium(13, "PB_C0 ", 13, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
203 | AliMedium(33, "PB_C1 ", 33, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
204 | AliMedium(53, "PB_C2 ", 53, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
3f4d1718 | 205 | |
206 | // Insulation Powder | |
b43eb0dc | 207 | AliMedium(14, "INS_C0 ", 14, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
208 | AliMedium(34, "INS_C1 ", 34, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
209 | AliMedium(54, "INS_C2 ", 54, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 210 | |
211 | // Air | |
b43eb0dc | 212 | AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
213 | AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
214 | AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 215 | |
216 | // Vacuum | |
b43eb0dc | 217 | AliMedium(16, "VA_C0 ", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
218 | AliMedium(36, "VA_C1 ", 36, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
219 | AliMedium(56, "VA_C2 ", 56, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 220 | |
221 | // Steel | |
b43eb0dc | 222 | AliMedium(19, "ST_C0 ", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
223 | AliMedium(39, "ST_C1 ", 39, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
224 | AliMedium(59, "ST_C3 ", 59, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 225 | |
226 | // Lead/Tungsten | |
b43eb0dc | 227 | AliMedium(20, "PB/W0 ", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
228 | AliMedium(40, "PB/W1 ", 40, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
229 | AliMedium(60, "PB/W3 ", 60, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
3f4d1718 | 230 | |
231 | // Ni/Tungsten | |
b43eb0dc | 232 | AliMedium(21, "Ni/W0 ", 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
233 | AliMedium(41, "Ni/W1 ", 41, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
234 | AliMedium(61, "Ni/W3 ", 61, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
3f4d1718 | 235 | |
236 | // Concrete | |
b43eb0dc | 237 | AliMedium(17, "CC_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); |
238 | AliMedium(37, "CC_C1 ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
239 | AliMedium(57, "CC_C2 ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
3f4d1718 | 240 | |
fe4da5cc | 241 | } |
242 | ||
243 | //_____________________________________________________________________________ | |
b8032157 | 244 | void AliSHIL::DrawModule () |
fe4da5cc | 245 | { |
b43eb0dc | 246 | // Drawing options |
fe4da5cc | 247 | } |
248 | ||
249 | //_____________________________________________________________________________ | |
250 | void AliSHIL::Init() | |
251 | { | |
252 | // | |
253 | // Initialise the muon shield after it has been built | |
254 | // | |
255 | Int_t i; | |
256 | // | |
9e1a0ddb | 257 | if(fDebug) { |
258 | printf("\n%s: ",ClassName()); | |
259 | for(i=0;i<35;i++) printf("*"); | |
260 | printf(" SHIL_INIT "); | |
261 | for(i=0;i<35;i++) printf("*"); | |
262 | printf("\n%s: ",ClassName()); | |
263 | // | |
264 | // Here the SHIL initialisation code (if any!) | |
265 | for(i=0;i<80;i++) printf("*"); | |
266 | printf("\n"); | |
267 | } | |
fe4da5cc | 268 | } |
269 | ||
270 |