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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 | $Log$ | |
3f4d1718 | 18 | Revision 1.6 1999/09/29 09:24:29 fca |
19 | Introduction of the Copyright and cvs Log | |
20 | ||
4c039060 | 21 | */ |
22 | ||
fe4da5cc | 23 | /////////////////////////////////////////////////////////////////////////////// |
24 | // // | |
25 | // Muon ABSOrber // | |
26 | // This class contains the description of the muon absorber geometry // | |
27 | // // | |
28 | //Begin_Html | |
29 | /* | |
1439f98e | 30 | <img src="picts/AliABSOClass.gif"> |
fe4da5cc | 31 | </pre> |
32 | <br clear=left> | |
33 | <font size=+2 color=red> | |
34 | <p>The responsible person for this module is | |
35 | <a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>. | |
36 | </font> | |
37 | <pre> | |
38 | */ | |
39 | //End_Html | |
40 | // // | |
41 | // // | |
42 | /////////////////////////////////////////////////////////////////////////////// | |
43 | ||
44 | #include "AliABSO.h" | |
45 | #include "AliRun.h" | |
fe4da5cc | 46 | #include "AliConst.h" |
47 | ||
48 | ClassImp(AliABSO) | |
49 | ||
50 | //_____________________________________________________________________________ | |
51 | AliABSO::AliABSO() | |
52 | { | |
53 | // | |
54 | // Default constructor | |
55 | // | |
56 | } | |
57 | ||
58 | //_____________________________________________________________________________ | |
59 | AliABSO::AliABSO(const char *name, const char *title) | |
b8032157 | 60 | : AliModule(name,title) |
fe4da5cc | 61 | { |
62 | // | |
63 | // Standard constructor | |
64 | // | |
65 | SetMarkerColor(7); | |
66 | SetMarkerStyle(2); | |
67 | SetMarkerSize(0.4); | |
68 | } | |
69 | ||
fe4da5cc | 70 | //_____________________________________________________________________________ |
71 | void AliABSO::CreateGeometry() | |
72 | { | |
73 | // | |
74 | // Creation of the geometry of the muon absorber | |
75 | // | |
fe4da5cc | 76 | } |
77 | ||
78 | //_____________________________________________________________________________ | |
b8032157 | 79 | void AliABSO::DrawModule() |
fe4da5cc | 80 | { |
81 | // | |
82 | // Draw a shaded view of the muon absorber | |
83 | // | |
fe4da5cc | 84 | } |
85 | ||
3f4d1718 | 86 | |
fe4da5cc | 87 | //_____________________________________________________________________________ |
88 | void AliABSO::CreateMaterials() | |
89 | { | |
90 | // | |
91 | // Define materials for muon absorber | |
92 | // | |
93 | Int_t ISXFLD = gAlice->Field()->Integ(); | |
94 | Float_t SXMGMX = gAlice->Field()->Max(); | |
95 | ||
96 | Float_t apoly[2] = { 12.01,1. }; | |
97 | Float_t zpoly[2] = { 6.,1. }; | |
98 | Float_t wpoly[2] = { .33,.67 }; | |
99 | Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98, | |
100 | 28.086,39.1,40.08,55.85 }; | |
101 | Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. }; | |
102 | Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872, | |
103 | .337021,.013,.044,.014 }; | |
104 | Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
105 | Float_t zsteel[4] = { 26.,24.,28.,14. }; | |
106 | Float_t wsteel[4] = { .715,.18,.1,.005 }; | |
3f4d1718 | 107 | // |
108 | // | |
109 | // Ni-Cu-W alloy | |
110 | Float_t aniwcu[3] ={58.6934, 183.84, 63.546}; | |
111 | Float_t zniwcu[3] ={28., 74., 29}; | |
112 | Float_t wniwcu[3] ={0.015,0.95,0.035}; | |
113 | // | |
114 | // Insulation powder | |
115 | Float_t ains[3] ={28.0855, 15.9994}; | |
116 | Float_t zins[3] ={14., 8.}; | |
117 | Float_t wins[3] ={1., 2.}; | |
118 | // | |
fe4da5cc | 119 | Float_t epsil, stmin, tmaxfd, deemax, stemax; |
120 | // | |
121 | // Carbon | |
3f4d1718 | 122 | AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); |
fe4da5cc | 123 | AliMaterial(26, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); |
124 | AliMaterial(46, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); | |
125 | // | |
126 | // Aluminum | |
3f4d1718 | 127 | AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); |
fe4da5cc | 128 | AliMaterial(29, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); |
129 | AliMaterial(49, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); | |
130 | // | |
131 | // Iron | |
132 | AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
133 | AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
134 | AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); | |
135 | // | |
136 | // Tungsten | |
137 | AliMaterial(12, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
138 | AliMaterial(32, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
139 | AliMaterial(52, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); | |
140 | // | |
3f4d1718 | 141 | // Ni-W-Cu |
142 | AliMixture(21, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
143 | AliMixture(41, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
144 | AliMixture(61, "Ni-W-Cu$", aniwcu, zniwcu, 18.78, 3, wniwcu); | |
145 | // | |
fe4da5cc | 146 | // Lead |
147 | AliMaterial(13, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
148 | AliMaterial(33, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
149 | AliMaterial(53, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); | |
150 | // | |
151 | // Air | |
152 | AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); | |
153 | AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); | |
154 | AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); | |
155 | // | |
156 | // Vacuum | |
157 | AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
158 | AliMaterial(36, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
159 | AliMaterial(56, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
160 | // | |
161 | // Concrete | |
162 | AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
163 | AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
164 | AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); | |
165 | // | |
166 | // Poly CH2 | |
167 | AliMixture(18, "POLYETHYLEN$", apoly, zpoly, .95, -2, wpoly); | |
168 | // | |
169 | // After a call with ratios by number (negative number of elements), | |
170 | // the ratio array is changed to the ratio by weight, so all successive | |
171 | // calls with the same array must specify the number of elements as | |
172 | // positive | |
173 | // | |
174 | AliMixture(38, "POLYETHYLEN$", apoly, zpoly, .95, 2, wpoly); | |
175 | AliMixture(58, "POLYETHYLEN$", apoly, zpoly, .95, 2, wpoly); | |
176 | // | |
177 | // stainless Steel | |
178 | AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
179 | AliMixture(39, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
180 | AliMixture(59, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); | |
3f4d1718 | 181 | // |
182 | // Insulation powder | |
183 | AliMixture(14, "INSULATION$", ains, zins, 0.41, -2, wins); | |
184 | AliMixture(34, "INSULATION$", ains, zins, 0.41, 2, wins); | |
185 | AliMixture(54, "INSULATION$", ains, zins, 0.41, 2, wins); | |
186 | ||
fe4da5cc | 187 | // |
188 | // **************** | |
189 | // Defines tracking media parameters. | |
190 | // | |
3f4d1718 | 191 | epsil = .001; // Tracking precision, |
192 | stemax = -0.01; // Maximum displacement for multiple scat | |
193 | tmaxfd = -20.; // Maximum angle due to field deflection | |
194 | deemax = -.3; // Maximum fractional energy loss, DLS | |
fe4da5cc | 195 | stmin = -.8; |
196 | // *************** | |
197 | // | |
198 | // Carbon | |
3f4d1718 | 199 | AliMedium(6, "C_C0 ", 6, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
ad51aeb0 | 200 | AliMedium(26, "C_C1 ", 26, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
201 | AliMedium(46, "C_C2 ", 46, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 202 | // |
203 | // Aluminum | |
3f4d1718 | 204 | AliMedium(9, "ALU_C0 ", 9, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
ad51aeb0 | 205 | AliMedium(29, "ALU_C1 ", 29, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
206 | AliMedium(49, "ALU_C2 ", 49, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 207 | // |
208 | // Iron | |
ad51aeb0 | 209 | AliMedium(10, "FE_C0 ", 10, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
210 | AliMedium(30, "FE_C1 ", 30, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
211 | AliMedium(50, "FE_C2 ", 50, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 212 | // |
213 | // Tungsten | |
ad51aeb0 | 214 | AliMedium(12, "W_C0 ", 12, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
3f4d1718 | 215 | AliMedium(32, "W_C1 ", 32, 0, ISXFLD, SXMGMX, tmaxfd, -stemax, deemax, epsil, stmin); |
ad51aeb0 | 216 | AliMedium(52, "W_C2 ", 52, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
3f4d1718 | 217 | // Ni/Tungsten |
218 | AliMedium(21, "Ni/W0 ", 21, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
219 | AliMedium(41, "Ni/W1 ", 41, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
220 | AliMedium(61, "Ni/W3 ", 61, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 221 | // |
222 | // Lead | |
ad51aeb0 | 223 | AliMedium(13, "PB_C0 ", 13, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
3f4d1718 | 224 | AliMedium(33, "PB_C1 ", 33, 0, ISXFLD, SXMGMX, tmaxfd, -stemax, deemax, epsil, stmin); |
ad51aeb0 | 225 | AliMedium(53, "PB_C2 ", 53, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
fe4da5cc | 226 | // |
3f4d1718 | 227 | // Insulation Powder |
228 | AliMedium(14, "INS_C0 ", 14, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
229 | AliMedium(34, "INS_C1 ", 34, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
230 | AliMedium(54, "INS_C2 ", 54, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
231 | // | |
fe4da5cc | 232 | // Air |
ad51aeb0 | 233 | AliMedium(15, "AIR_C0 ", 15, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
234 | AliMedium(35, "AIR_C1 ", 35, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
235 | AliMedium(55, "AIR_C2 ", 55, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 236 | // |
237 | // Vacuum | |
ad51aeb0 | 238 | AliMedium(16, "VA_C0 ", 16, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
239 | AliMedium(36, "VA_C1 ", 36, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
240 | AliMedium(56, "VA_C2 ", 56, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 241 | // |
242 | // Concrete | |
ad51aeb0 | 243 | AliMedium(17, "CC_C0 ", 17, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
244 | AliMedium(37, "CC_C1 ", 37, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
245 | AliMedium(57, "CC_C2 ", 57, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 246 | // |
247 | // Polyethilene | |
3f4d1718 | 248 | AliMedium(18, "CH2_C0 ", 18, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
ad51aeb0 | 249 | AliMedium(38, "CH2_C1 ", 38, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
250 | AliMedium(58, "CH2_C2 ", 58, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 251 | // |
252 | // Steel | |
ad51aeb0 | 253 | AliMedium(19, "ST_C0 ", 19, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); |
254 | AliMedium(39, "ST_C1 ", 39, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
255 | AliMedium(59, "ST_C3 ", 59, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); | |
fe4da5cc | 256 | } |
257 | ||
258 | //_____________________________________________________________________________ | |
259 | void AliABSO::Init() | |
260 | { | |
261 | // | |
262 | // Initialisation of the muon absorber after it has been built | |
263 | Int_t i; | |
264 | // | |
265 | printf("\n"); | |
266 | for(i=0;i<35;i++) printf("*"); | |
267 | printf(" ABSO_INIT "); | |
268 | for(i=0;i<35;i++) printf("*"); | |
269 | printf("\n"); | |
270 | // | |
271 | for(i=0;i<80;i++) printf("*"); | |
272 | printf("\n"); | |
273 | } | |
274 |