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53d2a7cd | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
53d2a7cd | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // ALICE Cosmic Ray Trigger // | |
21 | // // | |
22 | // This class contains the functions for version 0 of the ALICE Cosmic Ray // | |
23 | // Trigger. This vesion is suposed to work as standalone module // | |
24 | // // | |
25 | // | |
26 | // Authors: | |
27 | // | |
28 | // Arturo Fernandez <afernand@fcfm.buap.mx> | |
29 | // Enrique Gamez <egamez@fcfm.buap.mx> | |
30 | // | |
31 | // Universidad Autonoma de Puebla | |
32 | // | |
33 | // | |
34 | //Begin_Html | |
35 | /* | |
36 | <img src="picts/AliCRTv1Class.gif"> | |
37 | </pre> | |
38 | <br clear=left> | |
39 | <p>The responsible person for this module is | |
40 | <a href="mailto:egamez@fcfm.buap.mx">Enrique Gamez</a>. | |
41 | </font> | |
42 | <pre> | |
43 | */ | |
44 | //End_Html | |
45 | // // | |
46 | /////////////////////////////////////////////////////////////////////////////// | |
47 | ||
0b61c88b | 48 | #include "AliCRTv1.h" |
53d2a7cd | 49 | |
0b61c88b | 50 | #include <TClonesArray.h> |
53d2a7cd | 51 | #include <TLorentzVector.h> |
116cbefd | 52 | #include <TPDGCode.h> |
5d12ce38 | 53 | #include <TVirtualMC.h> |
53d2a7cd | 54 | |
116cbefd | 55 | #include "AliRun.h" |
0b61c88b | 56 | #include "AliConst.h" |
57 | ||
58 | #include "AliCRThit.h" | |
7b213e3c | 59 | #include "AliCRTModule.h" |
0b61c88b | 60 | #include "AliCRTConstants.h" |
5d12ce38 | 61 | #include "AliMC.h" |
53d2a7cd | 62 | |
63 | ClassImp(AliCRTv1) | |
64 | ||
65 | //_____________________________________________________________________________ | |
0b61c88b | 66 | AliCRTv1::AliCRTv1() |
fddb5247 | 67 | : AliCRT() |
53d2a7cd | 68 | { |
69 | // | |
0b61c88b | 70 | // Default constructor |
53d2a7cd | 71 | // |
0b61c88b | 72 | fIshunt = 0; |
73 | fHits = 0; | |
53d2a7cd | 74 | } |
75 | ||
76 | //_____________________________________________________________________________ | |
77 | AliCRTv1::AliCRTv1(const char *name, const char *title) | |
fddb5247 | 78 | : AliCRT(name, title) |
53d2a7cd | 79 | { |
80 | // | |
0b61c88b | 81 | // Standard constructor |
53d2a7cd | 82 | // |
83 | //Begin_Html | |
84 | /* | |
85 | <img src="picts/AliCRTv1.gif"> | |
86 | */ | |
87 | //End_Html | |
7b213e3c | 88 | fIshunt = 1; // All hits are associated with primary particles |
0b61c88b | 89 | |
90 | fHits = new TClonesArray("AliCRThit",400); | |
5d12ce38 | 91 | gAlice->GetMCApp()->AddHitList(fHits); |
53d2a7cd | 92 | |
0b61c88b | 93 | SetMarkerColor(7); |
94 | SetMarkerStyle(2); | |
95 | SetMarkerSize(0.4); | |
53d2a7cd | 96 | } |
97 | ||
98 | //_____________________________________________________________________________ | |
99 | AliCRTv1::AliCRTv1(const AliCRTv1& crt) | |
fddb5247 | 100 | : AliCRT(crt) |
53d2a7cd | 101 | { |
102 | // | |
103 | // Copy ctor. | |
104 | // | |
105 | crt.Copy(*this); | |
106 | } | |
107 | ||
108 | //_____________________________________________________________________________ | |
0b61c88b | 109 | AliCRTv1::~AliCRTv1() |
110 | { | |
111 | // | |
112 | // Default destructor | |
113 | // | |
114 | } | |
115 | ||
116 | //_____________________________________________________________________________ | |
117 | AliCRTv1& AliCRTv1::operator=(const AliCRTv1& crt) | |
53d2a7cd | 118 | { |
119 | // | |
120 | // Asingment operator | |
121 | // | |
122 | crt.Copy(*this); | |
123 | return *this; | |
124 | } | |
125 | ||
0b61c88b | 126 | //_____________________________________________________________________________ |
127 | void AliCRTv1::CreateMaterials() | |
128 | { | |
129 | // | |
130 | // Create Materials. | |
131 | // Use the parent class definition of the materials | |
132 | // | |
133 | AliCRT::CreateMaterials(); | |
134 | } | |
135 | ||
53d2a7cd | 136 | //_____________________________________________________________________________ |
137 | void AliCRTv1::CreateGeometry() | |
138 | { | |
139 | // | |
140 | // Create geometry for the CRT array | |
141 | // | |
142 | ||
143 | Int_t idrotm[2499]; // The rotation matrix. | |
0b61c88b | 144 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; |
7b213e3c | 145 | AliCRTConstants* crtConstants = AliCRTConstants::Instance(); |
146 | ||
147 | // Create the mother volume, the one which will contain all the material | |
148 | // above the hall. | |
149 | Float_t pbox[3]; | |
150 | pbox[0] = AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
151 | //pbox[0] = 12073; | |
152 | pbox[1] = crtConstants->Depth(); | |
153 | pbox[2] = pbox[0]; | |
154 | gMC->Gsvolu("CRT", "BOX", idtmed[1114], pbox, 3); | |
155 | gMC->Gspos("CRT", 1, "ALIC", 0, 0, 0, 0, "ONLY"); | |
53d2a7cd | 156 | |
53d2a7cd | 157 | // Shafts. |
158 | this->CreateShafts(); | |
159 | ||
53d2a7cd | 160 | // Molasse. |
161 | this->CreateMolasse(); | |
162 | ||
7b213e3c | 163 | // This volume can be seen as the volume which ACORDE will ocupate |
164 | // above the upper face of the L3 magnet. Inside this volume the detectors | |
165 | // aboce the magnet will be, then there will be two copies of this volume, | |
166 | // one for each side. | |
167 | Float_t box[3]; | |
168 | //box[0] = 2*crtConstants->MagMinRadius()*TMath::Sin(kDegrad*22.5); | |
169 | box[0] = crtConstants->MagMinRadius()*TMath::Sin(kDegrad*22.5); | |
170 | box[1] = crtConstants->MagMaxRadius() - crtConstants->MagMinRadius(); | |
171 | box[2] = crtConstants->MagnetLenght()/2; | |
172 | gMC->Gsvolu("CRT1", "BOX", idtmed[1112], box, 3); | |
173 | ||
174 | // Check if the AliCRTModule instance have been set, otherwise | |
175 | // use the default values | |
176 | if ( !fModule ) { | |
177 | Info("CreateGeometry", "Using default dimensions"); | |
178 | fModule = new AliCRTModule("CRTmod", "Default module dimensions"); | |
179 | } | |
fddb5247 | 180 | |
7b213e3c | 181 | // The full module volume. |
182 | // This volume will be ocupied by all the material of the module | |
183 | // the scintillators, the aluminium frame, etc. | |
184 | box[0] = fModule->FrameLength()/2; | |
185 | box[1] = fModule->FrameThickness()/2; | |
186 | box[2] = fModule->FrameWidth()/2; | |
187 | gMC->Gsvolu("CRT2", "BOX", idtmed[1114], box, 3); | |
53d2a7cd | 188 | |
7b213e3c | 189 | // The scintillators |
fddb5247 | 190 | box[0] = crtConstants->SinglePaletteLenght()/4; |
7b213e3c | 191 | box[1] = crtConstants->SinglePaletteHeight(); |
fddb5247 | 192 | box[2] = crtConstants->SinglePaletteWidth()/2; |
7b213e3c | 193 | gMC->Gsvolu("CRT3", "BOX", idtmed[1112], box, 3); |
194 | gMC->Gspos("CRT3", 1, "CRT2", 0, 2, 0, 0, "ONLY"); | |
195 | ||
196 | // The metallic frame | |
197 | box[0] = fModule->FrameLength()/2; | |
198 | box[1] = fModule->FrameThickness()/2; | |
199 | box[2] = 2; | |
200 | gMC->Gsvolu("CRT4", "BOX", idtmed[1108], box, 3); | |
201 | gMC->Gspos("CRT4", 1, "CRT2", 0, 0, 13 - box[2], 0, "MANY"); | |
202 | gMC->Gspos("CRT4", 2, "CRT2", 0, 0, -13 + box[2], 0, "MANY"); | |
203 | ||
204 | box[0] = 2; | |
205 | box[1] = fModule->FrameThickness()/2; | |
206 | box[2] = fModule->FrameWidth()/2; | |
207 | gMC->Gsvolu("CRT5", "BOX", idtmed[1108], box, 3); | |
208 | gMC->Gspos("CRT5", 1, "CRT2", 140 - box[0], 0, 0, 0, "MANY"); | |
209 | gMC->Gspos("CRT5", 2, "CRT2", -140 + box[0], 0, 0, 0, "MANY"); | |
210 | ||
211 | // The support bars | |
212 | box[0] = 2; | |
213 | box[1] = fModule->FrameThickness()/2; | |
214 | box[2] = 500; | |
215 | gMC->Gsvolu("CRT6", "BOX", idtmed[1108], box, 3); | |
216 | ||
217 | // Now put into the volume CR11 all the above volumes. | |
218 | // 20 scintillation modules | |
219 | // 4 support bars | |
220 | Int_t copyNumber = 0; | |
221 | for ( Int_t k = 0; k < fModule->NumberOfRows(); k++ ) { | |
222 | Float_t zCoordinate = k*fModule->ZGap() - 450; | |
223 | gMC->Gspos("CRT2",++copyNumber,"CRT1",-150, 15, zCoordinate, 0, "MANY"); | |
224 | gMC->Gspos("CRT2",++copyNumber,"CRT1",150, 15, zCoordinate, 0, "MANY"); | |
53d2a7cd | 225 | |
7b213e3c | 226 | } |
227 | ||
228 | // Put the support bars | |
229 | gMC->Gspos("CRT6", 1, "CRT1", -75, 5, 0, 0, "ONLY"); | |
230 | gMC->Gspos("CRT6", 2, "CRT1", -225, 5, 0, 0, "ONLY"); | |
231 | gMC->Gspos("CRT6", 3, "CRT1", 75, 5, 0, 0, "ONLY"); | |
232 | gMC->Gspos("CRT6", 4, "CRT1", 225, 5, 0, 0, "ONLY"); | |
53d2a7cd | 233 | |
7b213e3c | 234 | // Now put a copy of CR11 on the 3 upper faces of the magnet |
235 | // In the right side side of the magnet | |
236 | AliMatrix(idrotm[231], 90, 45, 90, 135, 0, 0); | |
0b61c88b | 237 | // In the left side side of the magnet |
7b213e3c | 238 | AliMatrix(idrotm[232], 90, 315, 90, 45, 0, 0); |
53d2a7cd | 239 | |
7b213e3c | 240 | Float_t x = crtConstants->MagMinRadius()+10; |
241 | gMC->Gspos("CRT1", 1, "ALIC", 0, x, 0, 0, "MANY"); | |
242 | gMC->Gspos("CRT1", 2, "ALIC", -x*TMath::Sin(kDegrad*45), x*TMath::Cos(kDegrad*45), 0, idrotm[231], "MANY"); | |
243 | gMC->Gspos("CRT1", 3, "ALIC", x*TMath::Sin(kDegrad*45), x*TMath::Cos(kDegrad*45), 0, idrotm[232], "MANY"); | |
53d2a7cd | 244 | |
245 | } | |
246 | ||
53d2a7cd | 247 | //_____________________________________________________________________________ |
248 | void AliCRTv1::CreateMolasse() | |
249 | { | |
250 | // | |
251 | // | |
252 | // | |
53d2a7cd | 253 | Int_t idrotm[2499]; // The rotation matrix. |
0b61c88b | 254 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; |
53d2a7cd | 255 | |
7b213e3c | 256 | Float_t px24radius = 2300/2; |
257 | Float_t px24X = 0; | |
258 | //Float_t px24Y = ; | |
259 | Float_t px24Z = 2300; | |
260 | ||
261 | Float_t pm25radius = 910/2; | |
262 | Float_t pm25X = 2100; | |
263 | //Float_t pm25Y = ; | |
264 | Float_t pm25Z = 0; | |
265 | ||
266 | Float_t pgc2radius = 1100/2; | |
267 | Float_t pgc2X = -375; | |
268 | //Float_t pgc2Y = ; | |
269 | Float_t pgc2Z = -(1900 + 2987.7); | |
270 | ||
271 | Float_t concreteWidth = 100; // Standard width of the hall walls. | |
272 | ||
273 | ||
274 | // Create a local mother volume. | |
275 | Float_t pbox[3]; | |
276 | pbox[0] = AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
277 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
278 | pbox[2] = pbox[0]; | |
279 | gMC->Gsvolu("CMO1", "BOX", idtmed[1114], pbox, 3); | |
280 | ||
281 | // Now put the molasse exactly above the hall. OK | |
282 | // Above the ceiling | |
283 | Float_t ptubs[5]; | |
284 | ptubs[0] = 1170; | |
285 | ptubs[1] = 2100 - pm25radius; | |
286 | ptubs[2] = 1900/2 + px24radius; | |
287 | ptubs[3] = 0; | |
288 | ptubs[4] = 180; | |
289 | gMC->Gsvolu("CMO2", "TUBS", idtmed[1123], ptubs, 5); | |
290 | gMC->Gspos("CMO2", 1, "CMO1", 0, 500-AliCRTConstants::Instance()->Depth()/2, ptubs[2]-1900, 0, "MANY"); | |
291 | ||
292 | // Molasse around the RB24/26 Wall. OK | |
293 | ptubs[0] = 220 + 1600; | |
294 | ptubs[1] = AliCRTConstants::Instance()->Depth() - ptubs[0]; | |
295 | ptubs[2] = 2987.7/2 - 1100/4 - concreteWidth/2; | |
296 | ptubs[3] = 0; | |
297 | ptubs[4] = 180; | |
298 | gMC->Gsvolu("CMO3", "TUBS", idtmed[1123], ptubs, 5); | |
299 | gMC->Gspos("CMO3", 1, "CMO1", 70, 40-AliCRTConstants::Instance()->Depth()/2, -1900 - ptubs[2], 0, "MANY"); | |
300 | ||
301 | // A big block above the RB24/26 wall. OK | |
302 | pbox[0] = AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
303 | pbox[1] = (AliCRTConstants::Instance()->Depth() - 220 - 1600)/2; | |
304 | pbox[2] = 2987.7/2 - 1100/4 - concreteWidth/2; | |
305 | gMC->Gsvolu("CMO4", "BOX", idtmed[1123], pbox, 3); | |
306 | gMC->Gspos("CMO4", 1, "CMO1", 0, AliCRTConstants::Instance()->Depth()/2 - pbox[1], -1900 - pbox[2], 0, "MANY"); | |
307 | // Small blocks below the volume CMO4 on both sides of the wall RB24/26. OK | |
308 | pbox[0] = (AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - ptubs[0])/2; | |
309 | pbox[1] = AliCRTConstants::Instance()->Depth()/2 - pbox[1]; | |
310 | gMC->Gsvolu("CM17", "BOX", idtmed[1123], pbox, 3); | |
311 | gMC->Gspos("CM17", 1, "CMO1", AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - pbox[0], -AliCRTConstants::Instance()->Depth()/2 + pbox[1], -1900 - pbox[2], 0, "MANY"); | |
312 | gMC->Gspos("CM17", 2, "CMO1", -AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad)+ pbox[0], -AliCRTConstants::Instance()->Depth()/2 + pbox[1], -1900 - pbox[2], 0, "MANY"); | |
313 | ||
314 | // And a big block of molasse above the hall up to the surface. OK | |
315 | pbox[0] = pm25X - pm25radius; | |
316 | pbox[1] = (AliCRTConstants::Instance()->Depth()-500-1170)/2; | |
317 | pbox[2] = (1900 + 1150)/2; | |
318 | gMC->Gsvolu("CMO5", "BOX", idtmed[1123], pbox, 3); | |
319 | gMC->Gspos("CMO5", 1, "CMO1", 0,AliCRTConstants::Instance()->Depth()/2-pbox[1], pbox[2]-1900, 0, "MANY"); | |
320 | // Small blocks of molasse betwen the blocks CMO2, CMO5 and PM25. Ok | |
321 | pbox[0] = (pm25X - pm25radius - 1170)/2; | |
322 | pbox[1] = 1000; | |
323 | gMC->Gsvolu("CM16", "BOX", idtmed[1123], pbox, 3); | |
324 | gMC->Gspos("CM16", 1, "CMO1", 1170 + pbox[0], -AliCRTConstants::Instance()->Depth()/2+pbox[1], pbox[2] - 1900, 0, "MANY"); | |
325 | ||
326 | // Molasse around the shafts. | |
327 | AliMatrix(idrotm[2003], 0, 0, 90, 0, 90, 90); | |
328 | // Around the PX24, the open section. OK | |
329 | ptubs[0] = px24radius + concreteWidth; | |
330 | ptubs[1] = ptubs[0] + 1000; | |
331 | ptubs[2] = (2300 - (5150 - AliCRTConstants::Instance()->Depth()))/2; | |
332 | ptubs[3] = 180 + kRaddeg*TMath::ASin(1070/ptubs[0]); | |
333 | ptubs[4] = 180 - kRaddeg*TMath::ASin(1070/ptubs[0]); | |
334 | gMC->Gsvolu("CMO6", "TUBS", idtmed[1123], ptubs, 5); | |
335 | gMC->Gspos("CMO6", 1, "CMO1", px24X, ptubs[2] - AliCRTConstants::Instance()->Depth()/2, px24Z, idrotm[2003], "MANY"); | |
336 | ||
337 | // Around the PX24, the closed section. OK | |
338 | Float_t ptube[3]; | |
339 | ptube[0] = px24radius + concreteWidth; | |
340 | ptube[1] = ptube[0] + 1000; | |
341 | ptube[2] = (5150 - 2300)/2; | |
342 | gMC->Gsvolu("CMO7", "TUBE", idtmed[1123], ptube, 3); | |
343 | gMC->Gspos("CMO7", 1, "CMO1", px24X, AliCRTConstants::Instance()->Depth()/2 - ptube[2], px24Z, idrotm[2003], "MANY"); | |
344 | ||
345 | // Around PM25. OK | |
346 | ptube[0] = pm25radius + concreteWidth; | |
347 | ptube[1] = ptube[0] + 400; | |
348 | ptube[2] = AliCRTConstants::Instance()->Depth()/2; | |
349 | gMC->Gsvolu("CMO8", "TUBE", idtmed[1123], ptube, 3); | |
350 | gMC->Gspos("CMO8", 1, "CMO1", pm25X, 0, pm25Z, idrotm[2003], "MANY"); | |
351 | // On both sides of the PM25 along the HALL. | |
352 | pbox[0] = (2100 + pm25radius - 1170)/2; | |
353 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
354 | pbox[2] = (3*px24radius - pm25radius)/2; | |
355 | gMC->Gsvolu("CM18", "BOX", idtmed[1123], pbox, 3); | |
356 | gMC->Gspos("CM18", 1, "CMO1", 2100, 0, pbox[2] + pm25radius, 0, "MANY"); | |
357 | ||
358 | pbox[2] = (1900 - pm25radius)/2; | |
359 | gMC->Gsvolu("CM19", "BOX", idtmed[1123], pbox, 3); | |
360 | gMC->Gspos("CM19", 1, "CMO1", 2100, 0, -pbox[2] - pm25radius, 0, "MANY"); | |
361 | ||
362 | // Around the PGC2. OK | |
363 | ptube[0] = pgc2radius + concreteWidth; | |
364 | ptube[1] = 2987.7 - 740; | |
365 | ptube[2] = AliCRTConstants::Instance()->Depth()/2; | |
366 | gMC->Gsvolu("CMO9", "TUBE", idtmed[1123], ptube, 3); | |
367 | gMC->Gspos("CMO9", 1, "CMO1", pgc2X, 0, pgc2Z, idrotm[2003], "MANY"); | |
368 | ||
369 | // On both sides of the PGC2.OK | |
370 | pbox[0] = (AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - 1100 - 375)/2; | |
371 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
372 | pbox[2] = pgc2radius + concreteWidth; | |
373 | gMC->Gsvolu("CM10", "BOX", idtmed[1123], pbox, 3); | |
374 | gMC->Gspos("CM10", 1, "CMO1", AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - pbox[0], 0, pgc2Z, 0, "MANY"); | |
375 | gMC->Gspos("CM10", 2, "CMO1", -AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) + pbox[0], 0, pgc2Z, 0, "MANY"); | |
376 | ||
377 | // big block of molasse behind the PX24. OK | |
378 | pbox[0] = AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
379 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
380 | pbox[2] = (pbox[0] - (2300 + 1150 + 100))/2; | |
381 | gMC->Gsvolu("CM12", "BOX", idtmed[1123], pbox, 3); | |
382 | gMC->Gspos("CM12", 1, "CMO1", px24X, 0, px24Z + px24radius + concreteWidth + pbox[2], 0, "MANY"); | |
383 | ||
384 | // big block of molasse in the opposite side of the PM25. OK | |
385 | pbox[0] = (AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - 1150)/2; | |
386 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
387 | pbox[2] = (1900 + 2300 + 1150)/2; | |
388 | gMC->Gsvolu("CM13", "BOX", idtmed[1123], pbox, 3); | |
389 | gMC->Gspos("CM13", 1, "CMO1", -1150 - pbox[0], 0, pbox[2] - 1900, 0, "MANY"); | |
390 | ||
391 | // big block of molasse behind the PM25. OK | |
392 | pbox[0] = (AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad) - (2100 + 910/2 + 100))/2; | |
393 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
394 | pbox[2] = (1900 + 2300 + 1150)/2; | |
395 | gMC->Gsvolu("CM14", "BOX", idtmed[1123], pbox, 3); | |
396 | gMC->Gspos("CM14", 1, "CMO1", pm25X + pm25radius + concreteWidth + pbox[0], 0, pbox[2] - 1900, 0, "MANY"); | |
397 | ||
398 | // big block of molasse behind the PGC2. OK | |
399 | pbox[0] = AliCRTConstants::Instance()->Depth()*TMath::Tan(67.5*kDegrad); | |
400 | pbox[1] = AliCRTConstants::Instance()->Depth()/2; | |
401 | pbox[2] = (pbox[0] - (2987.7 + 1900 + 1100/2 + 100))/2; | |
402 | gMC->Gsvolu("CM15", "BOX", idtmed[1123], pbox, 3); | |
403 | gMC->Gspos("CM15", 1, "CMO1", 0, 0, -pbox[0] + pbox[2], 0, "MANY"); | |
404 | ||
405 | gMC->Gspos("CMO1",1,"CRT",0,AliCRTConstants::Instance()->Depth()/2,0,0,"MANY"); | |
53d2a7cd | 406 | |
407 | } | |
408 | ||
409 | //_____________________________________________________________________________ | |
410 | void AliCRTv1::CreateShafts() | |
411 | { | |
412 | // | |
413 | // | |
414 | // | |
415 | Int_t idrotm[2499]; // The rotation matrix. | |
0b61c88b | 416 | Int_t* idtmed = fIdtmed->GetArray() - 1099 ; |
53d2a7cd | 417 | |
53d2a7cd | 418 | // |
419 | // Acces shafts | |
420 | // | |
7b213e3c | 421 | AliMatrix(idrotm[2001], 0, 0, 90, 0, 90, 90); |
0b61c88b | 422 | |
53d2a7cd | 423 | |
7b213e3c | 424 | // Create a bing cilinder to hold the main structures in the shaft. |
425 | // All the structures relative to the shaft will be put into | |
426 | // this volume. | |
427 | // This shaft is composed by an open tube down in the hall, and | |
428 | // a cilinder avobe the level of the ceiling. | |
53d2a7cd | 429 | Float_t ptube[3]; |
7b213e3c | 430 | ptube[0] = 0; // inner radius |
431 | ptube[1] = 1250; // outer radius | |
432 | ptube[2] = 5150/2; // Half lenght in Z | |
433 | gMC->Gsvolu("CSF1", "TUBE", idtmed[1114], ptube, 3); | |
0b61c88b | 434 | |
7b213e3c | 435 | Float_t ptubs[5]; |
436 | // The open section of the PX24 | |
437 | ptubs[0] = 1150; // Inner radius | |
438 | ptubs[1] = 1250; // Outer radius | |
439 | ptubs[2] = 1300; // Half length | |
440 | ptubs[3] = 180 + kRaddeg*TMath::ASin(1070/ptubs[0]); // starting angle | |
441 | ptubs[4] = 180 - kRaddeg*TMath::ASin(1070/ptubs[0]); | |
442 | gMC->Gsvolu("CSF2", "TUBS", idtmed[1116], ptubs, 5); | |
443 | gMC->Gspos("CSF2", 1, "CSF1", 0, 0, -ptube[2] + ptubs[2], 0, "MANY"); | |
444 | ||
445 | // The other part of the shaft. | |
446 | ptube[0] = ptubs[0]; // Inner radius | |
447 | ptube[1] = ptubs[1]; // Outer radius | |
448 | ptube[2] = 5150/2 - ptubs[2]; // Half lenght | |
449 | gMC->Gsvolu("CSF3", "TUBE", idtmed[1116], ptube, 3); | |
450 | gMC->Gspos("CSF3", 1, "CSF1", 0, 0, 5150/2 - ptube[2], 0, "MANY"); | |
0b61c88b | 451 | |
7b213e3c | 452 | Float_t pbox[3]; |
453 | // Concrete walls along the shaft (next to the elevator.) | |
454 | pbox[0] = 480/2; // Half length in X | |
455 | pbox[1] = 120/2; // Half length in Y | |
456 | pbox[2] = 5150/2; // Half length in Z | |
457 | gMC->Gsvolu("CSW1", "BOX", idtmed[1116], pbox, 3); | |
458 | gMC->Gspos("CSW1", 1, "CSF1", 820+pbox[0], 150+pbox[1], 0, 0, "MANY"); | |
459 | gMC->Gspos("CSW1", 2, "CSF1", 820+pbox[0], -300-pbox[1], 0, 0, "MANY"); | |
0b61c88b | 460 | |
53d2a7cd | 461 | // |
7b213e3c | 462 | pbox[0] = 120/2; // Half length in X |
463 | pbox[1] = 750/2; // Half length in Y | |
464 | pbox[2] = 5150/2; // Half length in Z | |
465 | gMC->Gsvolu("CSW2", "BOX", idtmed[1116], pbox, 3); | |
466 | gMC->Gspos("CSW2", 1, "CSF1", 820-60, 150+pbox[1], 0, 0, "MANY"); | |
0b61c88b | 467 | |
53d2a7cd | 468 | // |
7b213e3c | 469 | pbox[0] = 120/2; // Half length in X |
470 | pbox[1] = 600/2; // Half lenght in Y | |
471 | pbox[2] = 5150/2; // Half length in Z | |
472 | gMC->Gsvolu("CSW3", "BOX", idtmed[1116], pbox, 3); | |
473 | gMC->Gspos("CSW3", 1, "CSF1", 820-60, -300-pbox[1], 0, 0, "MANY"); | |
474 | ||
475 | // Material below the counting rooms. | |
476 | pbox[0] = 400/2; | |
477 | pbox[1] = 2300/2; | |
478 | pbox[2] = 300/2; | |
479 | gMC->Gsvolu("CSW4", "BOX", idtmed[1116], pbox, 3); | |
480 | gMC->Gspos("CSW4",1,"CSF1",2300/2-pbox[0],0,3000-5150/2-pbox[2], 0, "MANY"); | |
481 | ||
482 | // Shielding plug. | |
483 | pbox[0] = 1400/2; | |
484 | pbox[1] = 2300/2; | |
485 | pbox[2] = 170/2; | |
486 | gMC->Gsvolu("CSW5", "BOX", idtmed[1116], pbox, 3); | |
487 | gMC->Gspos("CSW5", 1, "CSF1", 0, 0, 3000-5150/2-130, 0, "MANY"); | |
488 | ||
489 | // The end of the support for the shielding plug. | |
490 | pbox[0] = 170/2; | |
491 | pbox[1] = 2300/2; | |
492 | pbox[2] = 300/2; | |
493 | gMC->Gsvolu("CSW6", "BOX", idtmed[1116], pbox, 3); | |
494 | gMC->Gspos("CSW6",1,"CSF1",-1400/2-pbox[0],0,3000-5150/2-pbox[2],0,"MANY"); | |
495 | ||
496 | // ... | |
497 | pbox[0] = 100/2; | |
498 | pbox[1] = 2300/2; | |
499 | pbox[2] = 450/2; | |
500 | gMC->Gsvolu("CSW7", "BOX", idtmed[1116], pbox, 3); | |
501 | gMC->Gspos("CSW7",1,"CSF1",-1400/2-170-pbox[0],0,3000-5150/2+pbox[2],0,"MANY"); | |
502 | ||
503 | // Material close to the pipe. | |
504 | pbox[0] = 300/2; | |
505 | pbox[1] = 2300/2; | |
506 | pbox[2] = 170/2; | |
507 | gMC->Gsvolu("CSW8", "BOX", idtmed[1116], pbox, 3); | |
508 | gMC->Gspos("CSW8",1,"CSF1",-2300/2+pbox[0],0,2500-5150/2,0,"MANY"); | |
509 | ||
510 | // Now put the shaft into the mother volume. | |
511 | gMC->Gspos("CSF1", 1, "CRT", 0, AliCRTConstants::Instance()->Depth() - 5150/2, 2300, idrotm[2001], "MANY"); | |
512 | ||
513 | // PM25 Access Shaft | |
0b61c88b | 514 | ptube[0] = 910/2; |
515 | ptube[1] = ptube[0] + 100; | |
516 | ptube[2] = (5150 - 1166)/2; | |
7b213e3c | 517 | gMC->Gsvolu("CSF4", "TUBE", idtmed[1116], ptube, 3); |
518 | gMC->Gspos("CSF4", 1, "CRT", 2100, AliCRTConstants::Instance()->Depth()-ptube[2], 0, idrotm[2001], "MANY"); | |
0b61c88b | 519 | |
53d2a7cd | 520 | // PGC2 Access Shaft |
0b61c88b | 521 | ptube[0] = 1100/2; |
522 | ptube[1] = ptube[0] + 100; | |
523 | ptube[2] = (5150 - 690)/2; | |
7b213e3c | 524 | gMC->Gsvolu("CSF5", "TUBE", idtmed[1116], ptube, 3); |
525 | gMC->Gspos("CSF5", 1, "CRT", -375, AliCRTConstants::Instance()->Depth()-ptube[2], -1900 - 2987.7, idrotm[2001], "MANY"); | |
53d2a7cd | 526 | |
527 | } | |
528 | ||
529 | //_____________________________________________________________________________ | |
fddb5247 | 530 | void AliCRTv1::DrawDetector() const |
53d2a7cd | 531 | { |
532 | // | |
533 | // Draw a shaded view of the L3 magnet | |
534 | // | |
7b213e3c | 535 | Info("DrawDetector", "Drawing CRT module"); |
536 | ||
53d2a7cd | 537 | gMC->Gsatt("*", "seen", -1); |
7b213e3c | 538 | gMC->Gsatt("ALIC", "seen", 0); |
539 | /* | |
540 | gMC->Gsatt("L3MO","seen",0); // L3 Magnet, Mother | |
541 | gMC->Gsatt("L3CO","seen",1); // Coils | |
542 | gMC->Gsatt("L3C1","seen",1); // Coils | |
543 | gMC->Gsatt("L3YO","seen",1); // Yoke | |
544 | gMC->Gsatt("L3DO","seen",0); // return Yoke (DOOR) | |
545 | gMC->Gsatt("L3FR","seen",1); // DOOR | |
546 | gMC->Gsatt("L3IR","seen",0); // Inner layer | |
547 | gMC->Gsatt("L3O1","seen",1); // Door opening | |
548 | gMC->Gsatt("L3O2","seen",1); // Door opening | |
549 | */ | |
550 | gMC->Gsatt("CRT", "seen",0); // CRT mother volume. | |
551 | ||
552 | gMC->Gsatt("CMO1","seen",0); // Molasse. | |
553 | ||
554 | gMC->Gsatt("CSF1","seen",0); // PX24 access shaft. | |
555 | gMC->Gsatt("CSF2", "seen", 1); // PX24 open section | |
556 | gMC->Gsatt("CSF3", "seen", 1); // PX24, upper part. | |
557 | gMC->Gsatt("CSW1", "seen", 1); | |
558 | gMC->Gsatt("CSW2", "seen", 1); | |
559 | gMC->Gsatt("CSW3", "seen", 1); | |
560 | gMC->Gsatt("CSW4", "seen", 1); | |
561 | gMC->Gsatt("CSW5", "seen", 1); | |
562 | gMC->Gsatt("CSW6", "seen", 1); | |
563 | gMC->Gsatt("CSW7", "seen", 1); | |
564 | gMC->Gsatt("CSW8", "seen", 1); | |
565 | ||
566 | gMC->Gsatt("CSF4","seen",1); // PM25 access shaft. | |
567 | gMC->Gsatt("CSF5","seen",1); // PGC2 access shaft. | |
568 | ||
569 | gMC->Gsatt("CRT", "seen", 0); // CRT Mother volume. | |
570 | gMC->Gsatt("CRT1", "seen", 0); // ? | |
571 | gMC->Gsatt("CRT2", "seen", 0); // Module air box | |
572 | gMC->Gsatt("CRT3", "seen", 1); // Scintillators | |
573 | gMC->Gsatt("CRT3", "colo", 2); // Scintillators | |
574 | gMC->Gsatt("CRT4", "seen", 1); // Aluminium frame (long bars) | |
575 | gMC->Gsatt("CRT4", "colo", 3); // | |
576 | gMC->Gsatt("CRT5", "seen", 1); // Aluminium frame (short bars) | |
577 | gMC->Gsatt("CRT5", "colo", 3); // | |
578 | gMC->Gsatt("CRT6", "seen", 1); // Module support | |
579 | gMC->Gsatt("CRT6", "colo", 3); // | |
580 | ||
53d2a7cd | 581 | gMC->Gdopt("hide", "on"); |
582 | gMC->Gdopt("edge","off"); | |
583 | gMC->Gdopt("shad", "on"); | |
584 | gMC->Gsatt("*", "fill", 7); | |
585 | gMC->SetClipBox("ALIC", 0, 3000, -3000, 3000, -6000, 6000); | |
586 | gMC->DefaultRange(); | |
7b213e3c | 587 | gMC->Gdraw("alic", 70, 30, 0, 10, 9.5, .001, .001); |
53d2a7cd | 588 | gMC->Gdhead(1111, "View of CRT(ACORDE)"); |
589 | gMC->Gdman(18, 4, "MAN"); | |
7b213e3c | 590 | |
53d2a7cd | 591 | } |
592 | ||
593 | //_____________________________________________________________________________ | |
594 | void AliCRTv1::Init() | |
595 | { | |
596 | // | |
597 | // Initialise L3 magnet after it has been built | |
598 | Int_t i; | |
599 | // | |
600 | if(fDebug) { | |
601 | printf("\n%s: ",ClassName()); | |
602 | for(i=0;i<35;i++) printf("*"); | |
603 | printf(" CRTv1_INIT "); | |
604 | for(i=0;i<35;i++) printf("*"); | |
605 | printf("\n%s: ",ClassName()); | |
606 | // | |
607 | // Here the CRTv1 initialisation code (if any!) | |
608 | for(i=0;i<80;i++) printf("*"); | |
609 | printf("\n"); | |
610 | } | |
611 | ||
612 | } | |
613 | ||
614 | //____________________________________________________________________________ | |
615 | void AliCRTv1::StepManager() | |
616 | { | |
617 | // | |
618 | // Called for every step in the Cosmic Ray Trigger | |
619 | // | |
0b61c88b | 620 | static Int_t vol[1]; |
53d2a7cd | 621 | Int_t ipart; |
622 | TLorentzVector pos; | |
623 | TLorentzVector mom; | |
624 | ||
625 | static Float_t hits[14]; | |
626 | static Float_t eloss; | |
53d2a7cd | 627 | |
0b61c88b | 628 | if ( gMC->TrackPid() != kMuonMinus ) return; |
629 | ||
630 | // Only charged tracks | |
631 | if ( !(gMC->TrackCharge()) ) return; | |
53d2a7cd | 632 | |
633 | if (gMC->IsNewTrack()) { | |
634 | // Reset the deposited energy | |
0b61c88b | 635 | eloss = 0; |
53d2a7cd | 636 | } |
637 | ||
638 | // Add th energy loss in each step. | |
639 | eloss += gMC->Edep(); | |
640 | ||
0b61c88b | 641 | if ( ( (strcmp(gMC->CurrentVolName(),"CRT4") == 0) || // Magnet |
642 | (strcmp(gMC->CurrentVolName(),"CRT5") == 0) || // CRT | |
643 | (strcmp(gMC->CurrentVolName(),"CRT6") == 0) || // Magnet Doors | |
644 | (strcmp(gMC->CurrentVolName(),"CSF2") == 0) || // PX24 | |
645 | (strcmp(gMC->CurrentVolName(),"CSF3") == 0) || // PM25 | |
646 | (strcmp(gMC->CurrentVolName(),"CSF4") == 0) ) // PGC2 | |
647 | && gMC->IsTrackEntering() ) { | |
53d2a7cd | 648 | |
7b213e3c | 649 | /* |
650 | if ( (strcmp(gMC->CurrentVolName(),"CRT3") == 0) | |
651 | && gMC->IsTrackEntering() ) { | |
652 | */ | |
53d2a7cd | 653 | // Get current particle id(ipart),track position (pos) and momentum (mom) |
654 | gMC->TrackPosition(pos); | |
655 | gMC->TrackMomentum(mom); | |
656 | ipart = gMC->TrackPid(); | |
53d2a7cd | 657 | |
658 | ipart = gMC->TrackPid(); | |
659 | hits[0] = (Float_t)ipart; // (fId) | |
660 | ||
0b61c88b | 661 | hits[1] = pos[0]; // X coordinate (fX) |
662 | hits[2] = pos[1]; // Y coordinate (fY) | |
663 | hits[3] = pos[2]; // Z coordinate (fZ) | |
664 | hits[4] = mom[0]; // Px (fpxug) | |
665 | hits[5] = mom[1]; // Py (fpyug) | |
666 | hits[6] = mom[2]; // Pz (fpzug) | |
667 | hits[7] = eloss; // Energy loss | |
668 | ||
7b213e3c | 669 | Info("StepManager", "X=%f", pos[0]); |
670 | ||
0b61c88b | 671 | // Tag the volumes |
672 | if ( (strcmp(gMC->CurrentVolName(),"CRT4")==0) ) vol[0] = 1; // Magnet | |
673 | else if ( (strcmp(gMC->CurrentVolName(),"CRT5")==0) ) vol[0] = 2; // CRT | |
674 | else if ( (strcmp(gMC->CurrentVolName(),"CRT6")==0) ) vol[0] = 3; // Doors | |
675 | else if ( (strcmp(gMC->CurrentVolName(),"CSF2")==0) ) vol[0] = 4; // PX24 | |
676 | else if ( (strcmp(gMC->CurrentVolName(),"CSF3")==0) ) vol[0] = 5; // PM25 | |
677 | else if ( (strcmp(gMC->CurrentVolName(),"CSF4")==0) ) vol[0] = 6; // PGC2 | |
678 | else vol[0] = -1;// ? | |
679 | //vol[0] = gMC->GetMedium(); //layer(flay) | |
7b213e3c | 680 | Info("StepManager", "Adding hit"); |
5d12ce38 | 681 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits); |
7b213e3c | 682 | Info("StepManager", "Hit added"); |
0b61c88b | 683 | // Reset the deposited energy only when you reach the Magnet |
684 | if ( (strcmp(gMC->CurrentVolName(),"CRT4")==0) ) eloss = 0; | |
53d2a7cd | 685 | |
686 | } else { | |
687 | return; | |
688 | } | |
689 | ||
0b61c88b | 690 | } |
691 | ||
692 | //_____________________________________________________________________________ | |
693 | void AliCRTv1::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
694 | { | |
695 | // | |
696 | // Add a CRT hit | |
697 | // | |
698 | TClonesArray &lhits = *fHits; | |
699 | new(lhits[fNhits++]) AliCRThit(fIshunt,track,vol,hits); | |
700 | } |