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b86e74f5 | 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 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // ALICE Cosmic Ray Trigger // | |
21 | // // | |
22 | // This class contains the functions for version 0 of the ALICE Cosmic Ray // | |
19f796ed | 23 | // Trigger. This version will be used to simulation comic rays in alice with// |
24 | // all the detectors. It include geometry and hits (posicion and momentum) // | |
b86e74f5 | 25 | // // |
19f796ed | 26 | // Send comments to: // |
27 | // Arturo Fernandez <afernand@fcfm.buap.mx> // | |
28 | // Enrique Gamez <egamez@fcfm.buap.mx> // | |
29 | // Eleazar Cuautle <ecuautle@nucleares.unam.mx> // | |
b86e74f5 | 30 | /////////////////////////////////////////////////////////////////////////////// |
31 | ||
b86e74f5 | 32 | |
19f796ed | 33 | #include "AliACORDEv0.h" |
34 | #include <TClonesArray.h> | |
35 | #include <TLorentzVector.h> | |
36 | #include <TVirtualMC.h> | |
37 | #include <TPDGCode.h> | |
19f796ed | 38 | |
b86e74f5 | 39 | |
40 | #include "AliRun.h" | |
41 | #include "AliConst.h" | |
19f796ed | 42 | #include "AliACORDEhit.h" |
b86e74f5 | 43 | #include "AliACORDEConstants.h" |
19f796ed | 44 | #include "AliMC.h" |
45 | #include "AliLog.h" | |
b86e74f5 | 46 | |
47 | ClassImp(AliACORDEv0) | |
48 | ||
49 | //_____________________________________________________________________________ | |
50 | AliACORDEv0::AliACORDEv0() | |
51 | : AliACORDE() | |
52 | { | |
53 | // | |
54 | // Default constructor | |
19f796ed | 55 | fIshunt = 0; |
56 | fHits = 0; | |
b86e74f5 | 57 | // |
19f796ed | 58 | } |
b86e74f5 | 59 | //_____________________________________________________________________________ |
60 | AliACORDEv0::AliACORDEv0(const char *name, const char *title) | |
61 | : AliACORDE(name, title) | |
62 | { | |
63 | // | |
64 | // Standard constructor | |
65 | // | |
19f796ed | 66 | fIshunt = 1; // All hits are associated with primary particles |
67 | fHits = new TClonesArray("AliACORDEhit",400); | |
68 | gAlice->GetMCApp()->AddHitList(fHits); | |
b86e74f5 | 69 | } |
b86e74f5 | 70 | //_____________________________________________________________________________ |
71 | AliACORDEv0::~AliACORDEv0() | |
72 | { | |
73 | // | |
74 | // Default destructor | |
75 | // | |
76 | } | |
19f796ed | 77 | |
78 | //_____________________________________________________________________________ | |
79 | void AliACORDEv0::CreateGeometry() | |
80 | { | |
81 | CreateAcorde(); | |
82 | if (GetCreateCavern()) CreateCavern(); | |
83 | } | |
84 | ||
85 | void AliACORDEv0::CreateCavern() | |
86 | { | |
87 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; | |
88 | // Create the mother volume, the one which will contain all the material | |
89 | // above the hall. | |
90 | Float_t pbox[3]; | |
91 | pbox[0] = AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
92 | //pbox[0] = 12073; | |
93 | pbox[1] = AliACORDEConstants::Instance()->Depth(); | |
94 | pbox[2] = pbox[0]; | |
95 | gMC->Gsvolu("ACORDE", "BOX", idtmed[1114], pbox, 3); | |
96 | gMC->Gspos("ACORDE", 1, "ALIC", 0, 0, 0, 0, "ONLY"); | |
97 | CreateShafts(); | |
98 | CreateMolasse(); | |
99 | } | |
100 | ||
101 | void AliACORDEv0::CreateShafts() | |
102 | ||
103 | { | |
104 | ||
105 | // | |
106 | Int_t idrotm[2499]; // The rotation matrix. | |
107 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; | |
108 | ||
b86e74f5 | 109 | // |
19f796ed | 110 | // Acces shafts |
b86e74f5 | 111 | // |
19f796ed | 112 | AliMatrix(idrotm[2001], 0, 0, 90, 0, 90, 90); |
113 | ||
114 | ||
115 | // Create a bing cilinder to hold the main structures in the shaft. | |
116 | // All the structures relative to the shaft will be put into | |
117 | // this volume. | |
118 | // This shaft is composed by an open tube down in the hall, and | |
119 | // a cilinder avobe the level of the ceiling. | |
120 | Float_t ptube[3]; | |
121 | ptube[0] = 0; // inner radius | |
122 | ptube[1] = 1250; // outer radius | |
123 | ptube[2] = 5150/2; // Half lenght in Z | |
124 | gMC->Gsvolu("CSF1", "TUBE", idtmed[1114], ptube, 3); | |
125 | ||
126 | Float_t ptubs[5]; | |
127 | // The open section of the PX24 | |
128 | ptubs[0] = 1150; // Inner radius | |
129 | ptubs[1] = 1250; // Outer radius | |
130 | ptubs[2] = 1300; // Half length | |
131 | ptubs[3] = 180 + kRaddeg*TMath::ASin(1070/ptubs[0]); // starting angle | |
132 | ptubs[4] = 180 - kRaddeg*TMath::ASin(1070/ptubs[0]); | |
133 | gMC->Gsvolu("CSF2", "TUBS", idtmed[1116], ptubs, 5); | |
134 | gMC->Gspos("CSF2", 1, "CSF1", 0, 0, -ptube[2] + ptubs[2], 0, "MANY"); | |
135 | ||
136 | // The other part of the shaft. | |
137 | ptube[0] = ptubs[0]; // Inner radius | |
138 | ptube[1] = ptubs[1]; // Outer radius | |
139 | ptube[2] = 5150/2 - ptubs[2]; // Half lenght | |
140 | gMC->Gsvolu("CSF3", "TUBE", idtmed[1116], ptube, 3); | |
141 | gMC->Gspos("CSF3", 1, "CSF1", 0, 0, 5150/2 - ptube[2], 0, "MANY"); | |
142 | ||
143 | Float_t pbox[3]; | |
144 | // Concrete walls along the shaft (next to the elevator.) | |
145 | pbox[0] = 480/2; // Half length in X | |
146 | pbox[1] = 120/2; // Half length in Y | |
147 | pbox[2] = 5150/2; // Half length in Z | |
148 | gMC->Gsvolu("CSW1", "BOX", idtmed[1116], pbox, 3); | |
149 | gMC->Gspos("CSW1", 1, "CSF1", 820+pbox[0], 150+pbox[1], 0, 0, "MANY"); | |
150 | gMC->Gspos("CSW1", 2, "CSF1", 820+pbox[0], -300-pbox[1], 0, 0, "MANY"); | |
b86e74f5 | 151 | |
19f796ed | 152 | // |
153 | pbox[0] = 120/2; // Half length in X | |
154 | pbox[1] = 750/2; // Half length in Y | |
155 | pbox[2] = 5150/2; // Half length in Z | |
156 | gMC->Gsvolu("CSW2", "BOX", idtmed[1116], pbox, 3); | |
157 | gMC->Gspos("CSW2", 1, "CSF1", 820-60, 150+pbox[1], 0, 0, "MANY"); | |
b86e74f5 | 158 | |
19f796ed | 159 | // |
160 | pbox[0] = 120/2; // Half length in X | |
161 | pbox[1] = 600/2; // Half lenght in Y | |
162 | pbox[2] = 5150/2; // Half length in Z | |
163 | gMC->Gsvolu("CSW3", "BOX", idtmed[1116], pbox, 3); | |
164 | gMC->Gspos("CSW3", 1, "CSF1", 820-60, -300-pbox[1], 0, 0, "MANY"); | |
165 | ||
166 | // Material below the counting rooms. | |
167 | pbox[0] = 400/2; | |
168 | pbox[1] = 2300/2; | |
169 | pbox[2] = 300/2; | |
170 | gMC->Gsvolu("CSW4", "BOX", idtmed[1116], pbox, 3); | |
171 | gMC->Gspos("CSW4",1,"CSF1",2300/2-pbox[0],0,3000-5150/2-pbox[2], 0, "MANY"); | |
172 | ||
173 | // Shielding plug. | |
174 | pbox[0] = 1400/2; | |
175 | pbox[1] = 2300/2; | |
176 | pbox[2] = 170/2; | |
177 | gMC->Gsvolu("CSW5", "BOX", idtmed[1116], pbox, 3); | |
178 | gMC->Gspos("CSW5", 1, "CSF1", 0, 0, 3000-5150/2-130, 0, "MANY"); | |
179 | ||
180 | // The end of the support for the shielding plug. | |
181 | pbox[0] = 170/2; | |
182 | pbox[1] = 2300/2; | |
183 | pbox[2] = 300/2; | |
184 | gMC->Gsvolu("CSW6", "BOX", idtmed[1116], pbox, 3); | |
185 | gMC->Gspos("CSW6",1,"CSF1",-1400/2-pbox[0],0,3000-5150/2-pbox[2],0,"MANY"); | |
186 | ||
187 | // ... | |
188 | pbox[0] = 100/2; | |
189 | pbox[1] = 2300/2; | |
190 | pbox[2] = 450/2; | |
191 | gMC->Gsvolu("CSW7", "BOX", idtmed[1116], pbox, 3); | |
192 | gMC->Gspos("CSW7",1,"CSF1",-1400/2-170-pbox[0],0,3000-5150/2+pbox[2],0,"MANY"); | |
193 | ||
194 | // Material close to the pipe. | |
195 | pbox[0] = 300/2; | |
196 | pbox[1] = 2300/2; | |
197 | pbox[2] = 170/2; | |
198 | gMC->Gsvolu("CSW8", "BOX", idtmed[1116], pbox, 3); | |
199 | gMC->Gspos("CSW8",1,"CSF1",-2300/2+pbox[0],0,2500-5150/2,0,"MANY"); | |
200 | ||
201 | // Now put the shaft into the mother volume. | |
202 | gMC->Gspos("CSF1", 1, "ACORDE", 0, AliACORDEConstants::Instance()->Depth() - 5150/2, 2300, idrotm[2001], "MANY"); | |
203 | ||
204 | // PM25 Access Shaft | |
205 | ptube[0] = 910/2; | |
206 | ptube[1] = ptube[0] + 100; | |
207 | ptube[2] = (5150 - 1166)/2; | |
208 | gMC->Gsvolu("CSF4", "TUBE", idtmed[1116], ptube, 3); | |
209 | gMC->Gspos("CSF4", 1, "ACORDE", 2100, AliACORDEConstants::Instance()->Depth()-ptube[2], 0, idrotm[2001], "MANY"); | |
210 | ||
211 | // PGC2 Access Shaft | |
212 | ptube[0] = 1100/2; | |
213 | ptube[1] = ptube[0] + 100; | |
214 | ptube[2] = (5150 - 690)/2; | |
215 | gMC->Gsvolu("CSF5", "TUBE", idtmed[1116], ptube, 3); | |
216 | gMC->Gspos("CSF5", 1, "ACORDE", -375, AliACORDEConstants::Instance()->Depth()-ptube[2], -1900 - 2987.7, idrotm[2001], "MANY"); | |
b86e74f5 | 217 | |
19f796ed | 218 | } |
b86e74f5 | 219 | |
b86e74f5 | 220 | |
19f796ed | 221 | void AliACORDEv0::CreateMolasse() |
b86e74f5 | 222 | |
19f796ed | 223 | { |
b86e74f5 | 224 | |
225 | // | |
19f796ed | 226 | Int_t idrotm[2499]; // The rotation matrix. |
227 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; | |
228 | ||
229 | Float_t px24radius = 2300/2; | |
230 | Float_t px24X = 0; | |
231 | //Float_t px24Y = ; | |
232 | Float_t px24Z = 2300; | |
233 | ||
234 | Float_t pm25radius = 910/2; | |
235 | Float_t pm25X = 2100; | |
236 | //Float_t pm25Y = ; | |
237 | Float_t pm25Z = 0; | |
238 | ||
239 | Float_t pgc2radius = 1100/2; | |
240 | Float_t pgc2X = -375; | |
241 | //Float_t pgc2Y = ; | |
242 | Float_t pgc2Z = -(1900 + 2987.7); | |
243 | ||
244 | Float_t concreteWidth = 100; // Standard width of the hall walls. | |
245 | ||
246 | ||
247 | // Create a local mother volume. | |
248 | Float_t pbox[3]; | |
249 | pbox[0] = AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
250 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
251 | pbox[2] = pbox[0]; | |
252 | gMC->Gsvolu("CMO1", "BOX", idtmed[1114], pbox, 3); | |
253 | ||
254 | // Now put the molasse exactly above the hall. OK | |
255 | // Above the ceiling | |
256 | Float_t ptubs[5]; | |
257 | ptubs[0] = 1170; | |
258 | ptubs[1] = 2100 - pm25radius; | |
259 | ptubs[2] = 1900/2 + px24radius; | |
260 | ptubs[3] = 0; | |
261 | ptubs[4] = 180; | |
262 | gMC->Gsvolu("CMO2", "TUBS", idtmed[1123], ptubs, 5); | |
263 | gMC->Gspos("CMO2", 1, "CMO1", 0, 500-AliACORDEConstants::Instance()->Depth()/2, ptubs[2]-1900, 0, "MANY"); | |
264 | ||
265 | // Molasse around the RB24/26 Wall. OK | |
266 | ptubs[0] = 220 + 1600; | |
267 | ptubs[1] = AliACORDEConstants::Instance()->Depth() - ptubs[0]; | |
268 | ptubs[2] = 2987.7/2 - 1100/4 - concreteWidth/2; | |
269 | ptubs[3] = 0; | |
270 | ptubs[4] = 180; | |
271 | gMC->Gsvolu("CMO3", "TUBS", idtmed[1123], ptubs, 5); | |
272 | gMC->Gspos("CMO3", 1, "CMO1", 70, 40-AliACORDEConstants::Instance()->Depth()/2, -1900 - ptubs[2], 0, "MANY"); | |
273 | ||
274 | // A big block above the RB24/26 wall. OK | |
275 | pbox[0] = AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
276 | pbox[1] = (AliACORDEConstants::Instance()->Depth() - 220 - 1600)/2; | |
277 | pbox[2] = 2987.7/2 - 1100/4 - concreteWidth/2; | |
278 | gMC->Gsvolu("CMO4", "BOX", idtmed[1123], pbox, 3); | |
279 | gMC->Gspos("CMO4", 1, "CMO1", 0, AliACORDEConstants::Instance()->Depth()/2 - pbox[1], -1900 - pbox[2], 0, "MANY"); | |
280 | // Small blocks below the volume CMO4 on both sides of the wall RB24/26. OK | |
281 | pbox[0] = (AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - | |
282 | ptubs[0])/2; | |
283 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2 - pbox[1]; | |
284 | gMC->Gsvolu("CM17", "BOX", idtmed[1123], pbox, 3); | |
285 | gMC->Gspos("CM17", 1, "CMO1", AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - pbox[0], -AliACORDEConstants::Instance()->Depth()/2 + pbox[1], -1900 - pbox[2], 0, "MANY"); | |
286 | gMC->Gspos("CM17", 2, "CMO1", -AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad)+ pbox[0], -AliACORDEConstants::Instance()->Depth()/2 + pbox[1], -1900 - pbox[2], 0, "MANY"); | |
287 | ||
288 | // And a big block of molasse above the hall up to the surface. OK | |
289 | pbox[0] = pm25X - pm25radius; | |
290 | pbox[1] = (AliACORDEConstants::Instance()->Depth()-500-1170)/2; | |
291 | pbox[2] = (1900 + 1150)/2; | |
292 | gMC->Gsvolu("CMO5", "BOX", idtmed[1123], pbox, 3); | |
293 | gMC->Gspos("CMO5", 1, "CMO1", 0,AliACORDEConstants::Instance()->Depth()/2-pbox[1], pbox[2]-1900, 0, "MANY"); | |
294 | // Small blocks of molasse betwen the blocks CMO2, CMO5 and PM25. Ok | |
295 | pbox[0] = (pm25X - pm25radius - 1170)/2; | |
296 | pbox[1] = 1000; | |
297 | gMC->Gsvolu("CM16", "BOX", idtmed[1123], pbox, 3); | |
298 | gMC->Gspos("CM16", 1, "CMO1", 1170 + pbox[0], -AliACORDEConstants::Instance()->Depth()/2+pbox[1], pbox[2] - 1900, 0, "MANY"); | |
299 | ||
300 | // Molasse around the shafts. | |
301 | AliMatrix(idrotm[2003], 0, 0, 90, 0, 90, 90); | |
302 | // Around the PX24, the open section. OK | |
303 | ptubs[0] = px24radius + concreteWidth; | |
304 | ptubs[1] = ptubs[0] + 1000; | |
305 | ptubs[2] = (2300 - (5150 - AliACORDEConstants::Instance()->Depth()))/2; | |
306 | ptubs[3] = 180 + kRaddeg*TMath::ASin(1070/ptubs[0]); | |
307 | ptubs[4] = 180 - kRaddeg*TMath::ASin(1070/ptubs[0]); | |
308 | gMC->Gsvolu("CMO6", "TUBS", idtmed[1123], ptubs, 5); | |
309 | gMC->Gspos("CMO6", 1, "CMO1", px24X, ptubs[2] - AliACORDEConstants::Instance()->Depth()/2, px24Z, idrotm[2003], "MANY"); | |
310 | // Around the PX24, the closed section. OK | |
311 | Float_t ptube[3]; | |
312 | ptube[0] = px24radius + concreteWidth; | |
313 | ptube[1] = ptube[0] + 1000; | |
314 | ptube[2] = (5150 - 2300)/2; | |
315 | gMC->Gsvolu("CMO7", "TUBE", idtmed[1123], ptube, 3); | |
316 | gMC->Gspos("CMO7", 1, "CMO1", px24X, AliACORDEConstants::Instance()->Depth()/2 - ptube[2], px24Z, idrotm[2003], "MANY"); | |
317 | ||
318 | // Around PM25. OK | |
319 | ptube[0] = pm25radius + concreteWidth; | |
320 | ptube[1] = ptube[0] + 400; | |
321 | ptube[2] = AliACORDEConstants::Instance()->Depth()/2; | |
322 | gMC->Gsvolu("CMO8", "TUBE", idtmed[1123], ptube, 3); | |
323 | gMC->Gspos("CMO8", 1, "CMO1", pm25X, 0, pm25Z, idrotm[2003], "MANY"); | |
324 | // On both sides of the PM25 along the HALL. | |
325 | pbox[0] = (2100 + pm25radius - 1170)/2; | |
326 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
327 | pbox[2] = (3*px24radius - pm25radius)/2; | |
328 | gMC->Gsvolu("CM18", "BOX", idtmed[1123], pbox, 3); | |
329 | gMC->Gspos("CM18", 1, "CMO1", 2100, 0, pbox[2] + pm25radius, 0, "MANY"); | |
330 | ||
331 | pbox[2] = (1900 - pm25radius)/2; | |
332 | gMC->Gsvolu("CM19", "BOX", idtmed[1123], pbox, 3); | |
333 | gMC->Gspos("CM19", 1, "CMO1", 2100, 0, -pbox[2] - pm25radius, 0, "MANY"); | |
334 | ||
335 | // Around the PGC2. OK | |
336 | ptube[0] = pgc2radius + concreteWidth; | |
337 | ptube[1] = 2987.7 - 740; | |
338 | ptube[2] = AliACORDEConstants::Instance()->Depth()/2; | |
339 | gMC->Gsvolu("CMO9", "TUBE", idtmed[1123], ptube, 3); | |
340 | gMC->Gspos("CMO9", 1, "CMO1", pgc2X, 0, pgc2Z, idrotm[2003], "MANY"); | |
341 | ||
342 | // On both sides of the PGC2.OK | |
343 | pbox[0] = (AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - | |
344 | 1100 - 375)/2; | |
345 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
346 | pbox[2] = pgc2radius + concreteWidth; | |
347 | gMC->Gsvolu("CM10", "BOX", idtmed[1123], pbox, 3); | |
348 | gMC->Gspos("CM10", 1, "CMO1", AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - pbox[0], 0, pgc2Z, 0, "MANY"); | |
349 | gMC->Gspos("CM10", 2, "CMO1", -AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) + pbox[0], 0, pgc2Z, 0, "MANY"); | |
350 | ||
351 | // big block of molasse behind the PX24. OK | |
352 | pbox[0] = AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
353 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
354 | pbox[2] = (pbox[0] - (2300 + 1150 + 100))/2; | |
355 | gMC->Gsvolu("CM12", "BOX", idtmed[1123], pbox, 3); | |
356 | gMC->Gspos("CM12", 1, "CMO1", px24X, 0, px24Z + px24radius + concreteWidth + pbox[2], 0, "MANY"); | |
357 | ||
358 | // big block of molasse in the opposite side of the PM25. OK | |
359 | pbox[0] = (AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - | |
360 | 1150)/2; | |
361 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
362 | pbox[2] = (1900 + 2300 + 1150)/2; | |
363 | gMC->Gsvolu("CM13", "BOX", idtmed[1123], pbox, 3); | |
364 | gMC->Gspos("CM13", 1, "CMO1", -1150 - pbox[0], 0, pbox[2] - 1900, 0, "MANY"); | |
365 | ||
366 | // big block of molasse behind the PM25. OK | |
367 | pbox[0] = (AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - | |
368 | (2100 + 910/2 + 100))/2; | |
369 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
370 | pbox[2] = (1900 + 2300 + 1150)/2; | |
371 | gMC->Gsvolu("CM14", "BOX", idtmed[1123], pbox, 3); | |
372 | gMC->Gspos("CM14", 1, "CMO1", pm25X + pm25radius + concreteWidth + pbox[0], 0, pbox[2] - 1900, 0, "MANY"); | |
373 | ||
374 | // big block of molasse behind the PGC2. OK | |
375 | pbox[0] = AliACORDEConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
376 | pbox[1] = AliACORDEConstants::Instance()->Depth()/2; | |
377 | pbox[2] = (pbox[0] - (2987.7 + 1900 + 1100/2 + 100))/2; | |
378 | gMC->Gsvolu("CM15", "BOX", idtmed[1123], pbox, 3); | |
379 | gMC->Gspos("CM15", 1, "CMO1", 0, 0, -pbox[0] + pbox[2], 0, "MANY"); | |
380 | ||
381 | gMC->Gspos("CMO1",1,"ACORDE",0,AliACORDEConstants::Instance()->Depth()/2,0,0,"MANY"); | |
b86e74f5 | 382 | |
383 | } | |
384 | ||
19f796ed | 385 | void AliACORDEv0::CreateAcorde() |
b86e74f5 | 386 | { |
387 | // | |
388 | // Create geometry for the ACORDE array | |
19f796ed | 389 | // done in two main steps |
390 | // 1.- definition of the modules | |
391 | // 2.- placement of the modules | |
b86e74f5 | 392 | // |
b86e74f5 | 393 | Int_t idrotm[2499]; // The rotation matrix. |
394 | Int_t* idtmed = fIdtmed->GetArray() - 1099; | |
19f796ed | 395 | AliACORDEConstants* constants = AliACORDEConstants::Instance(); |
b86e74f5 | 396 | Float_t box[3]; |
19f796ed | 397 | Float_t placed_at; |
398 | Float_t placed_at2; | |
399 | Float_t small = 0.05; // to separate slightly some volumes | |
400 | // by half a mm so that they do not overlap | |
401 | ||
402 | ||
403 | // 1.- Definition of a module | |
404 | // * ACORDE1 => volume filled with air, representing a module | |
405 | // it contains all other volumes defining the module | |
406 | // there are 60 copies of it | |
407 | // * ACORDE2 => volume defining one scintillator pad | |
408 | // there are 2 copies of it per module | |
409 | // * ACORDE3-6 => volumes representing the Al walls of box | |
410 | // surrounding the plastic | |
411 | // 3: long wall, 2 copies (front, back) | |
412 | // 4: end caps, 2 copies (left, right) | |
413 | // 5: long stripe to model the profile | |
414 | // 4 copies (upper front and back, lower) | |
415 | // 6: short stripe to model the profile | |
416 | // 4 copies (upper left, right; lower) | |
b86e74f5 | 417 | |
418 | // The full module volume. | |
419 | // This volume will be ocupied by all the material of the module | |
420 | // the scintillators, the aluminium frame, etc. | |
19f796ed | 421 | box[0] = constants->ModuleLength()/2; |
422 | box[1] = constants->ModuleHeight()/2; | |
423 | box[2] = constants->ModuleWidth()/2; | |
424 | gMC->Gsvolu("ACORDE1", "BOX", idtmed[1114], box, 3); | |
b86e74f5 | 425 | |
426 | // The scintillators | |
19f796ed | 427 | box[0] = constants->PlasticLength()/2; |
428 | box[1] = constants->PlasticHeight()/2; | |
429 | box[2] = constants->PlasticWidth()/2; | |
430 | gMC->Gsvolu("ACORDE2", "BOX", idtmed[1112], box, 3); | |
431 | ||
432 | // it is important to keep this order for easy assignment of | |
433 | // a volume to a physical module: | |
434 | placed_at = box[1]+constants->ProfileThickness() | |
435 | - constants->ModuleHeight()/2+small; | |
436 | gMC->Gspos("ACORDE2", 1, "ACORDE1", 0, placed_at, 0, 0, "MANY"); | |
437 | placed_at = placed_at + 2.0*box[1]+small; | |
438 | gMC->Gspos("ACORDE2", 2, "ACORDE1", 0, placed_at, 0, 0, "MANY"); | |
439 | ||
440 | ||
441 | // The metallic frame: long walls of box | |
442 | // back,front,left,right, defined looking | |
443 | // from the + z diraction into alice; i.e. | |
444 | // back ==> z<0, front ==> z>0 | |
445 | // left ==> x<0, right ==> x>0 | |
446 | // up ==> increasing y, down ==> decreasing y | |
447 | box[0] = constants->ModuleLength()/2; | |
448 | box[1] = constants->ModuleHeight()/2; | |
449 | box[2] = constants->ProfileThickness()/2.0; | |
450 | gMC->Gsvolu("ACORDE3", "BOX", idtmed[1108], box, 3); | |
451 | // front wall | |
452 | placed_at = constants->ModuleWidth()/2-constants->ProfileThickness()/2.0; | |
453 | gMC->Gspos("ACORDE3", 1, "ACORDE1", 0, 0, placed_at, 0, "MANY"); | |
454 | // back wall | |
455 | gMC->Gspos("ACORDE3", 2, "ACORDE1", 0, 0, -placed_at , 0, "MANY"); | |
456 | ||
457 | // The metallic frame: end caps | |
458 | box[0] = constants->ProfileThickness()/2.0; | |
459 | box[1] = constants->ModuleHeight()/2; | |
460 | box[2] = constants->ModuleWidth()/2; | |
b86e74f5 | 461 | gMC->Gsvolu("ACORDE4", "BOX", idtmed[1108], box, 3); |
19f796ed | 462 | // right cap |
463 | placed_at = constants->ModuleLength()/2-constants->ProfileThickness()/2.0; | |
464 | gMC->Gspos("ACORDE4", 1, "ACORDE1", placed_at, 0, 0, 0, "MANY"); | |
465 | // left cap | |
466 | gMC->Gspos("ACORDE4", 2, "ACORDE1", -placed_at, 0, 0, 0, "MANY"); | |
467 | ||
468 | // The metallic frame: the profile, long stripes | |
469 | box[0] = constants->ModuleLength()/2.0; | |
470 | box[1] = constants->ProfileThickness()/2; | |
471 | box[2] = constants->ProfileWidth()/2; | |
b86e74f5 | 472 | gMC->Gsvolu("ACORDE5", "BOX", idtmed[1108], box, 3); |
19f796ed | 473 | // upper front |
474 | placed_at = constants->ModuleHeight()/2-box[1]; | |
475 | placed_at2 = constants->ModuleWidth()/2- | |
476 | constants->ProfileThickness()-box[2]; | |
477 | gMC->Gspos("ACORDE5", 1, "ACORDE1",0,placed_at,placed_at2, 0, "MANY"); | |
478 | // upper back | |
479 | gMC->Gspos("ACORDE5", 2, "ACORDE1",0,placed_at,-placed_at2, 0, "MANY"); | |
480 | // lower front | |
481 | gMC->Gspos("ACORDE5", 3, "ACORDE1",0,-placed_at,placed_at2, 0, "MANY"); | |
482 | // lower back | |
483 | gMC->Gspos("ACORDE5", 4, "ACORDE1",0,-placed_at,-placed_at2, 0, "MANY"); | |
484 | ||
485 | // The metallic frame: the profile, long stripes | |
486 | box[0] = constants->ProfileWidth()/2.0; | |
487 | box[1] = constants->ProfileThickness()/2; | |
488 | box[2] = constants->ModuleWidth()/2-constants->ProfileWidth(); | |
b86e74f5 | 489 | gMC->Gsvolu("ACORDE6", "BOX", idtmed[1108], box, 3); |
19f796ed | 490 | // upper right |
491 | placed_at = constants->ModuleHeight()/2-box[1]; | |
492 | placed_at2 = constants->ModuleLength()/2- | |
493 | constants->ProfileThickness()-box[0]; | |
494 | gMC->Gspos("ACORDE6", 1, "ACORDE1",placed_at2,placed_at,0, 0, "MANY"); | |
495 | // upper left | |
496 | gMC->Gspos("ACORDE6", 2, "ACORDE1",-placed_at2,placed_at,0, 0, "MANY"); | |
497 | // lower right | |
498 | gMC->Gspos("ACORDE6", 3, "ACORDE1",placed_at2,-placed_at,0, 0, "MANY"); | |
499 | // lower left | |
500 | gMC->Gspos("ACORDE6", 4, "ACORDE1",-placed_at2,-placed_at,0, 0, "MANY"); | |
501 | ||
502 | // End of MODULE definition | |
503 | ||
504 | //////////////////////////////////////////////////////////////////// | |
505 | //////////////////////////////////////////////////////////////////// | |
506 | ||
507 | // 2.- placement of the module | |
508 | // Now put all of them in the right position in | |
509 | // master volume ALIC | |
510 | ||
511 | // rotation matrices (see Geant manual for conventions) | |
512 | // for columns 4 and 5 | |
513 | AliMatrix(idrotm[231], 90, 45, 90, 135, 0, 0); | |
514 | // for columns 0 and 1 | |
515 | AliMatrix(idrotm[232], 90, 315, 90, 45, 0, 0); | |
b86e74f5 | 516 | |
19f796ed | 517 | // place each one of the 6 columns in turn |
518 | // for the first and the last column the position | |
519 | // of the two last modules depends on the value | |
520 | // of the fITSGeometry variable | |
521 | ||
522 | // it is important to keep this order because | |
523 | // the copy number defines the module! | |
524 | ||
525 | // first column, except first and last modules | |
526 | for (Int_t copy = 2; copy < 10; copy++) | |
527 | gMC->Gspos("ACORDE1",copy,"ALIC", | |
528 | constants->ModulePositionX(copy-1), | |
529 | constants->ModulePositionY(copy-1), | |
530 | constants->ModulePositionZ(copy-1), | |
531 | idrotm[232], "MANY"); | |
532 | // second column | |
533 | for (Int_t copy = 11; copy < 21; copy++) | |
534 | gMC->Gspos("ACORDE1",copy,"ALIC", | |
535 | constants->ModulePositionX(copy-1), | |
536 | constants->ModulePositionY(copy-1), | |
537 | constants->ModulePositionZ(copy-1), | |
538 | idrotm[232], "MANY"); | |
539 | // third and fourth columns | |
540 | for (Int_t copy = 21; copy < 41; copy++) | |
541 | gMC->Gspos("ACORDE1",copy,"ALIC", | |
542 | constants->ModulePositionX(copy-1), | |
543 | constants->ModulePositionY(copy-1), | |
544 | constants->ModulePositionZ(copy-1), | |
545 | 0, "MANY"); | |
546 | // fifth column | |
547 | for (Int_t copy = 41; copy < 51; copy++) | |
548 | gMC->Gspos("ACORDE1",copy,"ALIC", | |
549 | constants->ModulePositionX(copy-1), | |
550 | constants->ModulePositionY(copy-1), | |
551 | constants->ModulePositionZ(copy-1), | |
552 | idrotm[231], "MANY"); | |
553 | // last column, except first and last modules | |
554 | for (Int_t copy = 52; copy < 60; copy++) | |
555 | gMC->Gspos("ACORDE1",copy,"ALIC", | |
556 | constants->ModulePositionX(copy-1), | |
557 | constants->ModulePositionY(copy-1), | |
558 | constants->ModulePositionZ(copy-1), | |
559 | idrotm[231], "MANY"); | |
560 | // the last four modules | |
561 | if (GetITSGeometry()) { | |
562 | gMC->Gspos("ACORDE1",1,"ALIC", | |
563 | constants->ExtraModulePositionX(), | |
564 | constants->ExtraModulePositionY(), | |
565 | constants->ExtraModulePositionZ(0), | |
566 | 0, "MANY"); | |
567 | gMC->Gspos("ACORDE1",10,"ALIC", | |
568 | constants->ExtraModulePositionX(), | |
569 | constants->ExtraModulePositionY(), | |
570 | constants->ExtraModulePositionZ(1), | |
571 | 0, "MANY"); | |
572 | gMC->Gspos("ACORDE1",51,"ALIC", | |
573 | constants->ExtraModulePositionX(), | |
574 | constants->ExtraModulePositionY(), | |
575 | constants->ExtraModulePositionZ(2), | |
576 | 0, "MANY"); | |
577 | gMC->Gspos("ACORDE1",60,"ALIC", | |
578 | constants->ExtraModulePositionX(), | |
579 | constants->ExtraModulePositionY(), | |
580 | constants->ExtraModulePositionZ(3), | |
581 | 0, "MANY"); | |
582 | } else { | |
583 | gMC->Gspos("ACORDE1",1,"ALIC", | |
584 | constants->ModulePositionX(0), | |
585 | constants->ModulePositionY(0), | |
586 | constants->ModulePositionZ(0), | |
587 | idrotm[232], "MANY"); | |
588 | gMC->Gspos("ACORDE1",10,"ALIC", | |
589 | constants->ModulePositionX(9), | |
590 | constants->ModulePositionY(9), | |
591 | constants->ModulePositionZ(9), | |
592 | idrotm[232], "MANY"); | |
593 | gMC->Gspos("ACORDE1",51,"ALIC", | |
594 | constants->ModulePositionX(50), | |
595 | constants->ModulePositionY(50), | |
596 | constants->ModulePositionZ(50), | |
597 | idrotm[231], "MANY"); | |
598 | gMC->Gspos("ACORDE1",60,"ALIC", | |
599 | constants->ModulePositionX(59), | |
600 | constants->ModulePositionY(59), | |
601 | constants->ModulePositionZ(59), | |
602 | idrotm[231], "MANY"); | |
603 | } // end if (fITSGeometry) | |
b86e74f5 | 604 | |
19f796ed | 605 | } |
606 | //_____________________________________________________________________________ | |
607 | void AliACORDEv0::DrawDetector() const | |
608 | { | |
b86e74f5 | 609 | |
19f796ed | 610 | // not needed anymore |
b86e74f5 | 611 | |
19f796ed | 612 | } |
b86e74f5 | 613 | |
19f796ed | 614 | //____________________________________________________________________________ |
615 | ||
616 | void AliACORDEv0::Init() | |
617 | { | |
618 | // Initialise L3 magnet after it has been built | |
619 | Int_t i; | |
620 | if(AliLog::GetGlobalDebugLevel()>0) { | |
621 | printf("\n%s: ",ClassName()); | |
622 | for(i=0;i<35;i++) printf("*"); | |
623 | printf(" ACORDEv0_INIT "); | |
624 | for(i=0;i<35;i++) printf("*"); | |
625 | printf("\n%s: ",ClassName()); | |
626 | // Here the ACORDEv initialisation code (if any!) | |
627 | for(i=0;i<80;i++) printf("*"); | |
628 | printf("\n"); | |
629 | } | |
630 | // AliACORDE::Init(); | |
631 | } | |
632 | //____________________________________________________________________________ | |
633 | void AliACORDEv0::StepManager() | |
634 | { | |
635 | // | |
636 | // Called for every step in the Cosmic Ray Trigger | |
637 | // | |
638 | ||
639 | ||
640 | // volume: | |
641 | // [0] = module number 1-60 (1==>(0-0), 60 (5-9) | |
642 | // [1] = Plastic number: 0 (down) to 1 (up) | |
643 | static Int_t vol[2]; | |
644 | // | |
645 | // hit | |
646 | // [0] = PID | |
647 | // [1-3] = x, y, z | |
648 | // [4] = time | |
649 | // [5-7] = px, py, pz | |
650 | // [8] = energy | |
651 | // [9] = energy loss | |
652 | // [10] = length of track through plastic | |
653 | static Float_t hits[11]; | |
654 | ||
655 | // local static variables | |
656 | static Float_t eloss; | |
657 | static Float_t step; | |
658 | // scintillator volume | |
659 | static Int_t idScint = gMC->VolId("ACORDE2"); | |
660 | ||
661 | // local variables | |
662 | Int_t copy; | |
663 | TLorentzVector pos; | |
664 | TLorentzVector mom; | |
665 | ||
666 | // only charged tracks | |
667 | if ( !gMC->TrackCharge() || !gMC->IsTrackAlive() ) return; | |
668 | ||
669 | // only in sensitive material | |
670 | if (gMC->CurrentVolID(copy) == idScint) { | |
671 | step += gMC->TrackStep(); | |
672 | eloss += gMC->Edep(); | |
673 | // set all hit variables except eloss which is resetted | |
674 | // set volume variables | |
675 | if (gMC->IsTrackEntering()) { | |
676 | eloss = 0.0; | |
677 | step = 0.0; | |
678 | gMC->TrackPosition(pos); | |
679 | gMC->TrackMomentum(mom); | |
680 | // hit | |
681 | // [0] = PID | |
682 | // [1-3] = x, y, z | |
683 | // [4] = time | |
684 | // [5-7] = px, py, pz | |
685 | // [8] = energy | |
686 | // [9] = energy loss | |
687 | hits[0] = (Float_t ) gMC->TrackPid(); | |
688 | hits[1] = pos[0]; | |
689 | hits[2] = pos[1]; | |
690 | hits[3] = pos[2]; | |
691 | hits[4] = gMC->TrackTime(); | |
692 | hits[5] = mom[0]; | |
693 | hits[6] = mom[1]; | |
694 | hits[7] = mom[2]; | |
695 | hits[8] = gMC->Etot(); | |
696 | // volume: | |
697 | // [0] = module number 1-60 (1==>(0-0), 60 (5-9) | |
698 | // [1] = Plastic number: 0 (down) to 1 (up) | |
699 | Int_t copyPlastic; // plastic: down=1, up=2 | |
700 | Int_t copyModule; // module: 1-60 | |
701 | gMC->CurrentVolID(copyPlastic); | |
702 | gMC->CurrentVolOffID(1, copyModule); | |
703 | // module | |
704 | vol[0] = copyModule; | |
705 | // plastic: 0 = down, 1 = up | |
706 | vol[1] = copyPlastic; | |
707 | } // end if gMC->IsTrackEntering() | |
708 | ||
709 | // set hit[9] = total energy loss and book hit | |
710 | if( gMC->IsTrackExiting() || | |
711 | gMC->IsTrackStop() || | |
712 | gMC->IsTrackDisappeared()){ | |
713 | hits[9] = eloss; | |
714 | hits[10] = step; | |
715 | eloss = 0.0; | |
716 | step = 0.0; | |
717 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits); | |
718 | } | |
719 | } // end if in scintillator | |
b86e74f5 | 720 | |
721 | } | |
722 | ||
723 | //_____________________________________________________________________________ | |
19f796ed | 724 | void AliACORDEv0::AddHit(Int_t track, Int_t *vol, Float_t *hits) |
b86e74f5 | 725 | { |
726 | // | |
19f796ed | 727 | // Add a ACORDE hit |
b86e74f5 | 728 | // |
19f796ed | 729 | TClonesArray &lhits = *fHits; |
730 | new(lhits[fNhits++]) AliACORDEhit(fIshunt,track,vol,hits); | |
b86e74f5 | 731 | } |
19f796ed | 732 |