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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 | $Log$ | |
ab76897d | 18 | Revision 1.12 1999/10/22 08:04:14 fca |
19 | Correct improper use of negative parameters | |
20 | ||
d0a635a0 | 21 | Revision 1.11 1999/10/16 19:30:05 fca |
22 | Corrected Rotation Matrix and CVS log | |
23 | ||
00e5f8d9 | 24 | Revision 1.10 1999/10/15 15:35:20 fca |
25 | New version for frame1099 with and without holes | |
26 | ||
937fe4a4 | 27 | Revision 1.9 1999/09/29 09:24:33 fca |
28 | Introduction of the Copyright and cvs Log | |
29 | ||
4c039060 | 30 | */ |
31 | ||
fe4da5cc | 32 | /////////////////////////////////////////////////////////////////////////////// |
33 | // // | |
937fe4a4 | 34 | // Time Of Flight: design of C.Williams FCA // |
35 | // This class contains the functions for version 1 of the Time Of Flight // | |
fe4da5cc | 36 | // detector. // |
937fe4a4 | 37 | // |
38 | // VERSION WITH 5 MODULES AND TILTED STRIPS | |
39 | // | |
40 | // WITH HOLES FOR PHOS AND HMPID inside the | |
41 | // SPACE FRAME WITH HOLES | |
42 | // | |
43 | // | |
44 | // Authors: | |
45 | // | |
46 | // Alessio Seganti | |
47 | // Domenico Vicinanza | |
48 | // | |
49 | // University of Salerno - Italy | |
50 | // | |
51 | // | |
fe4da5cc | 52 | //Begin_Html |
53 | /* | |
1439f98e | 54 | <img src="picts/AliTOFv0Class.gif"> |
fe4da5cc | 55 | */ |
56 | //End_Html | |
57 | // // | |
58 | /////////////////////////////////////////////////////////////////////////////// | |
59 | ||
ab76897d | 60 | #include <stdlib.h> |
61 | ||
fe4da5cc | 62 | #include "AliTOFv0.h" |
63 | #include "AliRun.h" | |
fe4da5cc | 64 | #include "AliConst.h" |
3fe3a833 | 65 | |
fe4da5cc | 66 | ClassImp(AliTOFv0) |
67 | ||
68 | //_____________________________________________________________________________ | |
151e057e | 69 | AliTOFv0::AliTOFv0() |
fe4da5cc | 70 | { |
71 | // | |
72 | // Default constructor | |
73 | // | |
74 | } | |
75 | ||
76 | //_____________________________________________________________________________ | |
77 | AliTOFv0::AliTOFv0(const char *name, const char *title) | |
78 | : AliTOF(name,title) | |
79 | { | |
80 | // | |
3fe3a833 | 81 | // Standard constructor |
fe4da5cc | 82 | // |
83 | } | |
84 | ||
85 | //_____________________________________________________________________________ | |
86 | void AliTOFv0::CreateGeometry() | |
87 | { | |
88 | // | |
3fe3a833 | 89 | // Create geometry for Time Of Flight version 0 |
90 | // | |
fe4da5cc | 91 | //Begin_Html |
92 | /* | |
1439f98e | 93 | <img src="picts/AliTOFv0.gif"> |
fe4da5cc | 94 | */ |
95 | //End_Html | |
96 | // | |
937fe4a4 | 97 | // Creates common geometry |
fe4da5cc | 98 | // |
3fe3a833 | 99 | AliTOF::CreateGeometry(); |
fe4da5cc | 100 | } |
101 | ||
102 | //_____________________________________________________________________________ | |
937fe4a4 | 103 | void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlen1, |
104 | Float_t zlen2, Float_t zlen3, Float_t ztof0) | |
fe4da5cc | 105 | { |
106 | // | |
3fe3a833 | 107 | // Definition of the Time Of Fligh Resistive Plate Chambers |
937fe4a4 | 108 | // xFLT, yFLT, zFLT - sizes of TOF modules (large) |
3fe3a833 | 109 | |
110 | Float_t ycoor; | |
3fe3a833 | 111 | Float_t par[10]; |
937fe4a4 | 112 | Int_t idrotm[100]; |
113 | Int_t nrot = 0; | |
3fe3a833 | 114 | |
115 | Int_t *idtmed = fIdtmed->GetArray()-499; | |
937fe4a4 | 116 | |
117 | ||
118 | par[0] = xtof / 2.; | |
119 | par[1] = ytof / 2.; | |
120 | par[2] = zlen1 / 2.; | |
121 | gMC->Gsvolu("FTO1", "BOX ", idtmed[506], par, 3); | |
122 | par[2] = zlen2 / 2.; | |
123 | gMC->Gsvolu("FTO2", "BOX ", idtmed[506], par, 3); | |
124 | par[2] = zlen3 / 2.; | |
125 | gMC->Gsvolu("FTO3", "BOX ", idtmed[506], par, 3); | |
126 | ||
127 | ||
128 | // Positioning of modules | |
129 | ||
130 | Float_t zcoor; | |
131 | ||
132 | Float_t zcor1 = ztof0 - zlen1/2; | |
133 | Float_t zcor2 = ztof0 - zlen1 - zlen2/2.; | |
134 | Float_t zcor3 = 0.; | |
135 | ||
136 | AliMatrix(idrotm[0], 90., 0., 0., 0., 90, -90.); | |
137 | AliMatrix(idrotm[1], 90., 180., 0., 0., 90, 90.); | |
138 | gMC->Gspos("FTO1", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY"); | |
139 | gMC->Gspos("FTO1", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
140 | zcoor = (zlen1/2.); | |
141 | gMC->Gspos("FTO1", 1, "BTO2", 0, zcoor, 0, idrotm[0], "ONLY"); | |
142 | zcoor = 0.; | |
143 | gMC->Gspos("FTO1", 1, "BTO3", 0, zcoor, 0, idrotm[0], "ONLY"); | |
144 | ||
145 | gMC->Gspos("FTO2", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY"); | |
146 | gMC->Gspos("FTO2", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
147 | zcoor = -zlen2/2.; | |
148 | gMC->Gspos("FTO2", 0, "BTO2", 0, zcoor, 0, idrotm[0], "ONLY"); | |
149 | ||
150 | gMC->Gspos("FTO3", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY"); | |
151 | ||
152 | // Subtraction the distance to TOF module boundaries | |
153 | ||
154 | Float_t db = 7.; | |
155 | Float_t xFLT, yFLT, zFLT1, zFLT2, zFLT3; | |
156 | ||
157 | xFLT = xtof -(.5 +.5)*2; | |
158 | yFLT = ytof; | |
159 | zFLT1 = zlen1 - db; | |
160 | zFLT2 = zlen2 - db; | |
161 | zFLT3 = zlen3 - db; | |
162 | ||
163 | // Sizes of MRPC pads | |
164 | ||
165 | Float_t yPad = 0.505; | |
3fe3a833 | 166 | |
937fe4a4 | 167 | // Large not sensitive volumes with CO2 |
168 | par[0] = xFLT/2; | |
169 | par[1] = yFLT/2; | |
170 | ||
3fe3a833 | 171 | cout <<"************************* TOF geometry **************************"<<endl; |
937fe4a4 | 172 | |
173 | par[2] = (zFLT1 / 2.); | |
3fe3a833 | 174 | gMC->Gsvolu("FLT1", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 175 | gMC->Gspos("FLT1", 0, "FTO1", 0., 0., 0., 0, "ONLY"); |
176 | ||
177 | par[2] = (zFLT2 / 2.); | |
3fe3a833 | 178 | gMC->Gsvolu("FLT2", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 179 | gMC->Gspos("FLT2", 0, "FTO2", 0., 0., 0., 0, "ONLY"); |
180 | ||
181 | par[2] = (zFLT3 / 2.); | |
3fe3a833 | 182 | gMC->Gsvolu("FLT3", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 183 | gMC->Gspos("FLT3", 0, "FTO3", 0., 0., 0., 0, "ONLY"); |
184 | ||
3fe3a833 | 185 | ////////// Layers before detector //////////////////// |
937fe4a4 | 186 | |
187 | // Alluminium layer in front 1.0 mm thick at the beginning | |
3fe3a833 | 188 | par[0] = -1; |
937fe4a4 | 189 | par[1] = 0.1; |
3fe3a833 | 190 | par[2] = -1; |
937fe4a4 | 191 | ycoor = -yFLT/2 + par[1]; |
192 | gMC->Gsvolu("FMY1", "BOX ", idtmed[508], par, 3); // Alluminium | |
3fe3a833 | 193 | gMC->Gspos("FMY1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 194 | gMC->Gsvolu("FMY2", "BOX ", idtmed[508], par, 3); // Alluminium |
3fe3a833 | 195 | gMC->Gspos("FMY2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 196 | gMC->Gsvolu("FMY3", "BOX ", idtmed[508], par, 3); // Alluminium |
3fe3a833 | 197 | gMC->Gspos("FMY3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 198 | |
199 | // Honeycomb layer (1cm of special polyethilene) | |
3fe3a833 | 200 | ycoor = ycoor + par[1]; |
201 | par[0] = -1; | |
937fe4a4 | 202 | par[1] = 0.5; |
3fe3a833 | 203 | par[2] = -1; |
204 | ycoor = ycoor + par[1]; | |
205 | gMC->Gsvolu("FPL1", "BOX ", idtmed[503], par, 3); // Hony | |
206 | gMC->Gspos("FPL1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
207 | gMC->Gsvolu("FPL2", "BOX ", idtmed[503], par, 3); // Hony | |
208 | gMC->Gspos("FPL2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
209 | gMC->Gsvolu("FPL3", "BOX ", idtmed[503], par, 3); // Hony | |
210 | gMC->Gspos("FPL3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 211 | |
3fe3a833 | 212 | ///////////////// Detector itself ////////////////////// |
937fe4a4 | 213 | |
214 | const Float_t StripWidth = 7.81;//cm | |
215 | const Float_t DeadBound = 1.;//cm non-sensitive between the pad edge and the boundary of the strip | |
216 | const Int_t nx = 40; // number of pads along x | |
217 | const Int_t nz = 2; // number of pads along z | |
218 | const Float_t Gap=4.; //cm distance between the strip axis | |
219 | const Float_t Space = 5.5; //cm distance from the front plate of the box | |
220 | ||
221 | Float_t zSenStrip; | |
222 | zSenStrip = StripWidth-2*DeadBound;//cm | |
223 | ||
d0a635a0 | 224 | par[0] = xFLT*0.5; |
937fe4a4 | 225 | par[1] = yPad/2; |
226 | par[2] = StripWidth/2.; | |
227 | ||
228 | // Glass Layer of detector | |
229 | gMC->Gsvolu("FSTR","BOX",idtmed[514],par,3); | |
230 | ||
231 | // Freon for non-sesitive boundaries | |
d0a635a0 | 232 | par[0] = xFLT*0.5; |
937fe4a4 | 233 | par[1] = 0.110/2; |
3fe3a833 | 234 | par[2] = -1; |
937fe4a4 | 235 | gMC->Gsvolu("FNSF","BOX",idtmed[512],par,3); |
236 | gMC->Gspos("FNSF",0,"FSTR",0.,0.,0.,0,"ONLY"); | |
237 | // Mylar for non-sesitive boundaries | |
238 | par[1] = 0.025; | |
239 | gMC->Gsvolu("FMYI","BOX",idtmed[510],par,3); | |
240 | gMC->Gspos("FMYI",0,"FNSF",0.,0.,0.,0,"ONLY"); | |
241 | ||
242 | // Mylar for outer layers | |
243 | par[1] = 0.035/2; | |
244 | ycoor = -yPad/2.+par[1]; | |
245 | gMC->Gsvolu("FMYX","BOX",idtmed[510],par,3); | |
246 | gMC->Gspos("FMYX",1,"FSTR",0.,ycoor,0.,0,"ONLY"); | |
247 | gMC->Gspos("FMYX",2,"FSTR",0.,-ycoor,0.,0,"ONLY"); | |
248 | ycoor += par[1]; | |
249 | ||
250 | // Graphyte layers | |
251 | par[1] = 0.003/2; | |
252 | ycoor += par[1]; | |
253 | gMC->Gsvolu("FGRL","BOX",idtmed[502],par,3); | |
254 | gMC->Gspos("FGRL",1,"FSTR",0.,ycoor,0.,0,"ONLY"); | |
255 | gMC->Gspos("FGRL",2,"FSTR",0.,-ycoor,0.,0,"ONLY"); | |
256 | ||
257 | // Freon sensitive layer | |
d0a635a0 | 258 | par[0] = xFLT*0.5; |
937fe4a4 | 259 | par[1] = 0.110/2.; |
260 | par[2] = zSenStrip/2.; | |
261 | gMC->Gsvolu("FCFC","BOX",idtmed[513],par,3); | |
262 | gMC->Gspos("FCFC",0,"FNSF",0.,0.,0.,0,"ONLY"); | |
263 | ||
264 | // Pad definition x & z | |
265 | gMC->Gsdvn("FLZ","FCFC", nz, 3); | |
266 | gMC->Gsdvn("FLX","FLZ" , nx, 1); | |
267 | ||
d0a635a0 | 268 | |
937fe4a4 | 269 | //// Positioning the Strips (FSTR) in the FLT volumes ///// |
270 | ||
937fe4a4 | 271 | // 3 (Central) Plate |
272 | Float_t t = zFLT1+zFLT2+zFLT3/2.+7.*2.5;//Half Width of Barrel | |
273 | Float_t zpos = 0; | |
274 | Float_t ang; | |
275 | Float_t Offset; | |
276 | Float_t last; | |
277 | nrot = 0; | |
278 | Int_t i=1,j=1; | |
279 | zcoor=0; | |
280 | Int_t UpDown=-1; // UpDown=-1 -> Upper strip, UpDown=+1 -> Lower strip | |
281 | ||
282 | do{ | |
283 | ang = atan(zcoor/t); | |
00e5f8d9 | 284 | ang = ang*kRaddeg; |
285 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang,90.); | |
286 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang,90.); | |
937fe4a4 | 287 | ycoor = -14.5+ Space; //2 cm over front plate |
288 | ycoor += (1-(UpDown+1)/2)*Gap; | |
289 | gMC->Gspos("FSTR",j ,"FLT3",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); | |
290 | gMC->Gspos("FSTR",j+1,"FLT3",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
00e5f8d9 | 291 | ang = ang/kRaddeg; |
937fe4a4 | 292 | |
293 | zcoor=zcoor-(zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang); | |
294 | UpDown*= -1; // Alternate strips | |
295 | i++; | |
296 | j+=2; | |
297 | } while (zcoor-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+zFLT2+7*2.5); | |
298 | ||
299 | ycoor = -29./2.+ Space; //2 cm over front plate | |
300 | ||
301 | // Plate 2 | |
302 | zpos = -zFLT3/2-7.; | |
303 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
304 | Offset = StripWidth*TMath::Cos(ang)/2; | |
305 | zpos -= Offset; | |
306 | nrot = 0; | |
307 | i=1; | |
308 | // UpDown has not to be reinitialized, so that the arrangement of the strips can continue coherently | |
309 | ||
310 | do { | |
311 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
00e5f8d9 | 312 | ang = ang*kRaddeg; |
313 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang,270.); | |
937fe4a4 | 314 | ycoor = -29./2.+ Space ; //2 cm over front plate |
315 | ycoor += (1-(UpDown+1)/2)*Gap; | |
316 | zcoor = zpos+(zFLT3/2.+7+zFLT2/2); // Moves to the system of the centre of the modulus FLT2 | |
317 | gMC->Gspos("FSTR",i, "FLT2", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
00e5f8d9 | 318 | ang = ang/kRaddeg; |
937fe4a4 | 319 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang); |
320 | last = StripWidth*TMath::Cos(ang)/2; | |
321 | UpDown*=-1; | |
322 | i++; | |
323 | } while (zpos-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+7); | |
324 | ||
325 | // Plate 1 | |
326 | zpos = -t+zFLT1+3.5; | |
327 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
328 | Offset = StripWidth*TMath::Cos(ang)/2.; | |
329 | zpos -= Offset; | |
330 | nrot = 0; | |
331 | i=0; | |
332 | ycoor= -29./2.+Space+Gap/2; | |
333 | ||
334 | do { | |
335 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
00e5f8d9 | 336 | ang = ang*kRaddeg; |
337 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang,270.); | |
937fe4a4 | 338 | i++; |
339 | zcoor = zpos+(zFLT1/2+zFLT2+zFLT3/2+7.*2.); | |
340 | gMC->Gspos("FSTR",i, "FLT1", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
00e5f8d9 | 341 | ang = ang /kRaddeg; |
937fe4a4 | 342 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
343 | last = StripWidth*TMath::Cos(ang)/2.; | |
344 | } while (zpos>-t+7.+last); | |
345 | ||
346 | printf("#######################################################\n"); | |
d0a635a0 | 347 | printf(" Distance from the bound of the FLT3: %f cm \n", t+zpos-(zSenStrip/2)/TMath::Cos(ang)); |
937fe4a4 | 348 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); |
349 | zpos = zpos - zSenStrip/TMath::Cos(ang); | |
d0a635a0 | 350 | printf("NEXT Distance from the bound of the FLT3: %f cm \n", t+zpos-(zSenStrip/2)/TMath::Cos(ang)); |
937fe4a4 | 351 | printf("#######################################################\n"); |
352 | ||
353 | ////////// Layers after detector ///////////////// | |
354 | ||
355 | // Honeycomb layer after (3cm) | |
356 | ||
357 | Float_t OverSpace = Space + 7.3; | |
358 | /// StripWidth*TMath::Sin(ang) + 1.3; | |
359 | ||
360 | par[0] = -1; | |
361 | par[1] = 0.6; | |
3fe3a833 | 362 | par[2] = -1; |
937fe4a4 | 363 | ycoor = -yFLT/2 + OverSpace + par[1]; |
3fe3a833 | 364 | gMC->Gsvolu("FPE1", "BOX ", idtmed[503], par, 3); // Hony |
365 | gMC->Gspos("FPE1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
366 | gMC->Gsvolu("FPE2", "BOX ", idtmed[503], par, 3); // Hony | |
367 | gMC->Gspos("FPE2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
368 | gMC->Gsvolu("FPE3", "BOX ", idtmed[503], par, 3); // Hony | |
369 | gMC->Gspos("FPE3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 370 | |
371 | // Electronics (Cu) after | |
372 | ycoor += par[1]; | |
3fe3a833 | 373 | par[0] = -1; |
374 | par[1] = 1.43*0.05 / 2.; // 5% of X0 | |
375 | par[2] = -1; | |
937fe4a4 | 376 | ycoor += par[1]; |
3fe3a833 | 377 | gMC->Gsvolu("FEC1", "BOX ", idtmed[501], par, 3); // Cu |
378 | gMC->Gspos("FEC1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
379 | gMC->Gsvolu("FEC2", "BOX ", idtmed[501], par, 3); // Cu | |
380 | gMC->Gspos("FEC2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
381 | gMC->Gsvolu("FEC3", "BOX ", idtmed[501], par, 3); // Cu | |
382 | gMC->Gspos("FEC3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 383 | |
384 | // Cooling water after | |
385 | ycoor += par[1]; | |
3fe3a833 | 386 | par[0] = -1; |
387 | par[1] = 36.1*0.02 / 2.; // 2% of X0 | |
388 | par[2] = -1; | |
937fe4a4 | 389 | ycoor += par[1]; |
3fe3a833 | 390 | gMC->Gsvolu("FWA1", "BOX ", idtmed[515], par, 3); // Water |
391 | gMC->Gspos("FWA1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
392 | gMC->Gsvolu("FWA2", "BOX ", idtmed[515], par, 3); // Water | |
393 | gMC->Gspos("FWA2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
394 | gMC->Gsvolu("FWA3", "BOX ", idtmed[515], par, 3); // Water | |
395 | gMC->Gspos("FWA3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 396 | |
397 | //back plate honycomb (2cm) | |
3fe3a833 | 398 | par[0] = -1; |
399 | par[1] = 2 / 2.; | |
400 | par[2] = -1; | |
937fe4a4 | 401 | ycoor = yFLT/2 - par[1]; |
3fe3a833 | 402 | gMC->Gsvolu("FEG1", "BOX ", idtmed[503], par, 3); // Hony |
403 | gMC->Gspos("FEG1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
404 | gMC->Gsvolu("FEG2", "BOX ", idtmed[503], par, 3); // Hony | |
405 | gMC->Gspos("FEG2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
406 | gMC->Gsvolu("FEG3", "BOX ", idtmed[503], par, 3); // Hony | |
407 | gMC->Gspos("FEG3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
408 | } | |
fe4da5cc | 409 | |
3fe3a833 | 410 | //_____________________________________________________________________________ |
411 | void AliTOFv0::DrawModule() | |
412 | { | |
413 | // | |
937fe4a4 | 414 | // Draw a shaded view of the Time Of Flight version 1 |
3fe3a833 | 415 | // |
fe4da5cc | 416 | // Set everything unseen |
cfce8870 | 417 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 418 | // |
419 | // Set ALIC mother transparent | |
cfce8870 | 420 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 421 | // |
422 | // Set the volumes visible | |
3fe3a833 | 423 | gMC->Gsatt("ALIC","SEEN",0); |
424 | gMC->Gsatt("FBAR","SEEN",1); | |
425 | gMC->Gsatt("FTO1","SEEN",1); | |
426 | gMC->Gsatt("FTO2","SEEN",1); | |
427 | gMC->Gsatt("FTO3","SEEN",1); | |
cfce8870 | 428 | gMC->Gsatt("FBT1","SEEN",1); |
429 | gMC->Gsatt("FBT2","SEEN",1); | |
430 | gMC->Gsatt("FBT3","SEEN",1); | |
3fe3a833 | 431 | gMC->Gsatt("FDT1","SEEN",1); |
432 | gMC->Gsatt("FDT2","SEEN",1); | |
433 | gMC->Gsatt("FDT3","SEEN",1); | |
434 | gMC->Gsatt("FLT1","SEEN",1); | |
435 | gMC->Gsatt("FLT2","SEEN",1); | |
436 | gMC->Gsatt("FLT3","SEEN",1); | |
937fe4a4 | 437 | gMC->Gsatt("FPL1","SEEN",1); |
438 | gMC->Gsatt("FPL2","SEEN",1); | |
439 | gMC->Gsatt("FPL3","SEEN",1); | |
440 | gMC->Gsatt("FLD1","SEEN",1); | |
441 | gMC->Gsatt("FLD2","SEEN",1); | |
442 | gMC->Gsatt("FLD3","SEEN",1); | |
443 | gMC->Gsatt("FLZ1","SEEN",1); | |
444 | gMC->Gsatt("FLZ2","SEEN",1); | |
445 | gMC->Gsatt("FLZ3","SEEN",1); | |
446 | gMC->Gsatt("FLX1","SEEN",1); | |
447 | gMC->Gsatt("FLX2","SEEN",1); | |
448 | gMC->Gsatt("FLX3","SEEN",1); | |
449 | gMC->Gsatt("FPA0","SEEN",1); | |
cfce8870 | 450 | // |
451 | gMC->Gdopt("hide", "on"); | |
452 | gMC->Gdopt("shad", "on"); | |
453 | gMC->Gsatt("*", "fill", 7); | |
cfce8870 | 454 | gMC->SetClipBox("."); |
455 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
456 | gMC->DefaultRange(); | |
457 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
458 | gMC->Gdhead(1111, "Time Of Flight"); | |
459 | gMC->Gdman(18, 4, "MAN"); | |
460 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 461 | } |
462 | ||
463 | //_____________________________________________________________________________ | |
464 | void AliTOFv0::CreateMaterials() | |
465 | { | |
466 | // | |
467 | // Define materials for the Time Of Flight | |
468 | // | |
469 | AliTOF::CreateMaterials(); | |
470 | } | |
471 | ||
472 | //_____________________________________________________________________________ | |
473 | void AliTOFv0::Init() | |
474 | { | |
475 | // | |
3fe3a833 | 476 | // Initialise the detector after the geometry has been defined |
fe4da5cc | 477 | // |
ab76897d | 478 | printf("**************************************" |
479 | " TOF " | |
480 | "**************************************\n"); | |
481 | printf("\n Version 0 of TOF initialing, " | |
482 | "with openings for PHOS and RICH\n\n"); | |
483 | ||
fe4da5cc | 484 | AliTOF::Init(); |
ab76897d | 485 | |
486 | // | |
487 | // Check that FRAME is there otherwise we have no place where to | |
488 | // put TOF | |
489 | AliModule* FRAME=gAlice->GetModule("FRAME"); | |
490 | if(!FRAME) { | |
491 | Error("Ctor","TOF needs FRAME to be present\n"); | |
492 | exit(1); | |
493 | } else | |
494 | if(FRAME->IsVersion()!=0) { | |
495 | Error("Ctor","FRAME version 0 needed with this version of TOF\n"); | |
496 | exit(1); | |
497 | } | |
498 | ||
3fe3a833 | 499 | fIdFTO2=gMC->VolId("FTO2"); |
500 | fIdFTO3=gMC->VolId("FTO3"); | |
501 | fIdFLT1=gMC->VolId("FLT1"); | |
502 | fIdFLT2=gMC->VolId("FLT2"); | |
503 | fIdFLT3=gMC->VolId("FLT3"); | |
ab76897d | 504 | |
505 | printf("**************************************" | |
506 | " TOF " | |
507 | "**************************************\n"); | |
fe4da5cc | 508 | } |
509 | ||
510 | //_____________________________________________________________________________ | |
511 | void AliTOFv0::StepManager() | |
512 | { | |
513 | // | |
514 | // Procedure called at each step in the Time Of Flight | |
3fe3a833 | 515 | // |
516 | TLorentzVector mom, pos; | |
fe4da5cc | 517 | Float_t hits[8]; |
518 | Int_t vol[3]; | |
0a6d8768 | 519 | Int_t copy, id, i; |
ad51aeb0 | 520 | Int_t *idtmed = fIdtmed->GetArray()-499; |
3fe3a833 | 521 | if(gMC->GetMedium()==idtmed[514-1] && |
0a6d8768 | 522 | gMC->IsTrackEntering() && gMC->TrackCharge() |
3fe3a833 | 523 | && gMC->CurrentVolID(copy)==fIdSens) { |
fe4da5cc | 524 | TClonesArray &lhits = *fHits; |
525 | // | |
526 | // Record only charged tracks at entrance | |
3fe3a833 | 527 | gMC->CurrentVolOffID(1,copy); |
fe4da5cc | 528 | vol[2]=copy; |
3fe3a833 | 529 | gMC->CurrentVolOffID(3,copy); |
530 | vol[1]=copy; | |
531 | id=gMC->CurrentVolOffID(8,copy); | |
532 | vol[0]=copy; | |
533 | if(id==fIdFTO3) { | |
534 | vol[0]+=22; | |
535 | id=gMC->CurrentVolOffID(5,copy); | |
536 | if(id==fIdFLT3) vol[1]+=6; | |
537 | } else if (id==fIdFTO2) { | |
538 | vol[0]+=20; | |
539 | id=gMC->CurrentVolOffID(5,copy); | |
540 | if(id==fIdFLT2) vol[1]+=8; | |
541 | } else { | |
542 | id=gMC->CurrentVolOffID(5,copy); | |
543 | if(id==fIdFLT1) vol[1]+=14; | |
544 | } | |
0a6d8768 | 545 | gMC->TrackPosition(pos); |
546 | gMC->TrackMomentum(mom); | |
3fe3a833 | 547 | // |
0a6d8768 | 548 | Double_t ptot=mom.Rho(); |
549 | Double_t norm=1/ptot; | |
550 | for(i=0;i<3;++i) { | |
551 | hits[i]=pos[i]; | |
552 | hits[i+3]=mom[i]*norm; | |
553 | } | |
554 | hits[6]=ptot; | |
555 | hits[7]=pos[3]; | |
fe4da5cc | 556 | new(lhits[fNhits++]) AliTOFhit(fIshunt,gAlice->CurrentTrack(),vol,hits); |
557 | } | |
558 | } | |
937fe4a4 | 559 |