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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 | $Log$ | |
826b71ec | 18 | Revision 1.13 1999/11/01 20:41:57 fca |
19 | Added protections against using the wrong version of FRAME | |
20 | ||
ab76897d | 21 | Revision 1.12 1999/10/22 08:04:14 fca |
22 | Correct improper use of negative parameters | |
23 | ||
d0a635a0 | 24 | Revision 1.11 1999/10/16 19:30:05 fca |
25 | Corrected Rotation Matrix and CVS log | |
26 | ||
00e5f8d9 | 27 | Revision 1.10 1999/10/15 15:35:20 fca |
28 | New version for frame1099 with and without holes | |
29 | ||
937fe4a4 | 30 | Revision 1.9 1999/09/29 09:24:33 fca |
31 | Introduction of the Copyright and cvs Log | |
32 | ||
4c039060 | 33 | */ |
34 | ||
fe4da5cc | 35 | /////////////////////////////////////////////////////////////////////////////// |
36 | // // | |
937fe4a4 | 37 | // Time Of Flight: design of C.Williams FCA // |
38 | // This class contains the functions for version 1 of the Time Of Flight // | |
fe4da5cc | 39 | // detector. // |
937fe4a4 | 40 | // |
41 | // VERSION WITH 5 MODULES AND TILTED STRIPS | |
42 | // | |
43 | // WITH HOLES FOR PHOS AND HMPID inside the | |
44 | // SPACE FRAME WITH HOLES | |
45 | // | |
46 | // | |
47 | // Authors: | |
48 | // | |
49 | // Alessio Seganti | |
50 | // Domenico Vicinanza | |
51 | // | |
52 | // University of Salerno - Italy | |
53 | // | |
54 | // | |
fe4da5cc | 55 | //Begin_Html |
56 | /* | |
1439f98e | 57 | <img src="picts/AliTOFv0Class.gif"> |
fe4da5cc | 58 | */ |
59 | //End_Html | |
60 | // // | |
61 | /////////////////////////////////////////////////////////////////////////////// | |
62 | ||
826b71ec | 63 | #include <iostream.h> |
ab76897d | 64 | #include <stdlib.h> |
65 | ||
fe4da5cc | 66 | #include "AliTOFv0.h" |
67 | #include "AliRun.h" | |
fe4da5cc | 68 | #include "AliConst.h" |
3fe3a833 | 69 | |
fe4da5cc | 70 | ClassImp(AliTOFv0) |
71 | ||
72 | //_____________________________________________________________________________ | |
151e057e | 73 | AliTOFv0::AliTOFv0() |
fe4da5cc | 74 | { |
75 | // | |
76 | // Default constructor | |
77 | // | |
78 | } | |
79 | ||
80 | //_____________________________________________________________________________ | |
81 | AliTOFv0::AliTOFv0(const char *name, const char *title) | |
82 | : AliTOF(name,title) | |
83 | { | |
84 | // | |
3fe3a833 | 85 | // Standard constructor |
fe4da5cc | 86 | // |
87 | } | |
88 | ||
89 | //_____________________________________________________________________________ | |
90 | void AliTOFv0::CreateGeometry() | |
91 | { | |
92 | // | |
3fe3a833 | 93 | // Create geometry for Time Of Flight version 0 |
94 | // | |
fe4da5cc | 95 | //Begin_Html |
96 | /* | |
1439f98e | 97 | <img src="picts/AliTOFv0.gif"> |
fe4da5cc | 98 | */ |
99 | //End_Html | |
100 | // | |
937fe4a4 | 101 | // Creates common geometry |
fe4da5cc | 102 | // |
3fe3a833 | 103 | AliTOF::CreateGeometry(); |
fe4da5cc | 104 | } |
105 | ||
106 | //_____________________________________________________________________________ | |
937fe4a4 | 107 | void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlen1, |
108 | Float_t zlen2, Float_t zlen3, Float_t ztof0) | |
fe4da5cc | 109 | { |
110 | // | |
3fe3a833 | 111 | // Definition of the Time Of Fligh Resistive Plate Chambers |
937fe4a4 | 112 | // xFLT, yFLT, zFLT - sizes of TOF modules (large) |
3fe3a833 | 113 | |
114 | Float_t ycoor; | |
3fe3a833 | 115 | Float_t par[10]; |
937fe4a4 | 116 | Int_t idrotm[100]; |
117 | Int_t nrot = 0; | |
3fe3a833 | 118 | |
119 | Int_t *idtmed = fIdtmed->GetArray()-499; | |
937fe4a4 | 120 | |
121 | ||
122 | par[0] = xtof / 2.; | |
123 | par[1] = ytof / 2.; | |
124 | par[2] = zlen1 / 2.; | |
125 | gMC->Gsvolu("FTO1", "BOX ", idtmed[506], par, 3); | |
126 | par[2] = zlen2 / 2.; | |
127 | gMC->Gsvolu("FTO2", "BOX ", idtmed[506], par, 3); | |
128 | par[2] = zlen3 / 2.; | |
129 | gMC->Gsvolu("FTO3", "BOX ", idtmed[506], par, 3); | |
130 | ||
131 | ||
132 | // Positioning of modules | |
133 | ||
134 | Float_t zcoor; | |
135 | ||
136 | Float_t zcor1 = ztof0 - zlen1/2; | |
137 | Float_t zcor2 = ztof0 - zlen1 - zlen2/2.; | |
138 | Float_t zcor3 = 0.; | |
139 | ||
140 | AliMatrix(idrotm[0], 90., 0., 0., 0., 90, -90.); | |
141 | AliMatrix(idrotm[1], 90., 180., 0., 0., 90, 90.); | |
142 | gMC->Gspos("FTO1", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY"); | |
143 | gMC->Gspos("FTO1", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
144 | zcoor = (zlen1/2.); | |
145 | gMC->Gspos("FTO1", 1, "BTO2", 0, zcoor, 0, idrotm[0], "ONLY"); | |
146 | zcoor = 0.; | |
147 | gMC->Gspos("FTO1", 1, "BTO3", 0, zcoor, 0, idrotm[0], "ONLY"); | |
148 | ||
149 | gMC->Gspos("FTO2", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY"); | |
150 | gMC->Gspos("FTO2", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
151 | zcoor = -zlen2/2.; | |
152 | gMC->Gspos("FTO2", 0, "BTO2", 0, zcoor, 0, idrotm[0], "ONLY"); | |
153 | ||
154 | gMC->Gspos("FTO3", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY"); | |
155 | ||
156 | // Subtraction the distance to TOF module boundaries | |
157 | ||
158 | Float_t db = 7.; | |
159 | Float_t xFLT, yFLT, zFLT1, zFLT2, zFLT3; | |
160 | ||
161 | xFLT = xtof -(.5 +.5)*2; | |
162 | yFLT = ytof; | |
163 | zFLT1 = zlen1 - db; | |
164 | zFLT2 = zlen2 - db; | |
165 | zFLT3 = zlen3 - db; | |
166 | ||
167 | // Sizes of MRPC pads | |
168 | ||
169 | Float_t yPad = 0.505; | |
3fe3a833 | 170 | |
937fe4a4 | 171 | // Large not sensitive volumes with CO2 |
172 | par[0] = xFLT/2; | |
173 | par[1] = yFLT/2; | |
174 | ||
3fe3a833 | 175 | cout <<"************************* TOF geometry **************************"<<endl; |
937fe4a4 | 176 | |
177 | par[2] = (zFLT1 / 2.); | |
3fe3a833 | 178 | gMC->Gsvolu("FLT1", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 179 | gMC->Gspos("FLT1", 0, "FTO1", 0., 0., 0., 0, "ONLY"); |
180 | ||
181 | par[2] = (zFLT2 / 2.); | |
3fe3a833 | 182 | gMC->Gsvolu("FLT2", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 183 | gMC->Gspos("FLT2", 0, "FTO2", 0., 0., 0., 0, "ONLY"); |
184 | ||
185 | par[2] = (zFLT3 / 2.); | |
3fe3a833 | 186 | gMC->Gsvolu("FLT3", "BOX ", idtmed[506], par, 3); // CO2 |
937fe4a4 | 187 | gMC->Gspos("FLT3", 0, "FTO3", 0., 0., 0., 0, "ONLY"); |
188 | ||
3fe3a833 | 189 | ////////// Layers before detector //////////////////// |
937fe4a4 | 190 | |
191 | // Alluminium layer in front 1.0 mm thick at the beginning | |
3fe3a833 | 192 | par[0] = -1; |
937fe4a4 | 193 | par[1] = 0.1; |
3fe3a833 | 194 | par[2] = -1; |
937fe4a4 | 195 | ycoor = -yFLT/2 + par[1]; |
196 | gMC->Gsvolu("FMY1", "BOX ", idtmed[508], par, 3); // Alluminium | |
3fe3a833 | 197 | gMC->Gspos("FMY1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 198 | gMC->Gsvolu("FMY2", "BOX ", idtmed[508], par, 3); // Alluminium |
3fe3a833 | 199 | gMC->Gspos("FMY2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 200 | gMC->Gsvolu("FMY3", "BOX ", idtmed[508], par, 3); // Alluminium |
3fe3a833 | 201 | gMC->Gspos("FMY3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); |
937fe4a4 | 202 | |
203 | // Honeycomb layer (1cm of special polyethilene) | |
3fe3a833 | 204 | ycoor = ycoor + par[1]; |
205 | par[0] = -1; | |
937fe4a4 | 206 | par[1] = 0.5; |
3fe3a833 | 207 | par[2] = -1; |
208 | ycoor = ycoor + par[1]; | |
209 | gMC->Gsvolu("FPL1", "BOX ", idtmed[503], par, 3); // Hony | |
210 | gMC->Gspos("FPL1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
211 | gMC->Gsvolu("FPL2", "BOX ", idtmed[503], par, 3); // Hony | |
212 | gMC->Gspos("FPL2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
213 | gMC->Gsvolu("FPL3", "BOX ", idtmed[503], par, 3); // Hony | |
214 | gMC->Gspos("FPL3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 215 | |
3fe3a833 | 216 | ///////////////// Detector itself ////////////////////// |
937fe4a4 | 217 | |
218 | const Float_t StripWidth = 7.81;//cm | |
219 | const Float_t DeadBound = 1.;//cm non-sensitive between the pad edge and the boundary of the strip | |
220 | const Int_t nx = 40; // number of pads along x | |
221 | const Int_t nz = 2; // number of pads along z | |
222 | const Float_t Gap=4.; //cm distance between the strip axis | |
223 | const Float_t Space = 5.5; //cm distance from the front plate of the box | |
224 | ||
225 | Float_t zSenStrip; | |
226 | zSenStrip = StripWidth-2*DeadBound;//cm | |
227 | ||
826b71ec | 228 | par[0] = xFLT/2; |
937fe4a4 | 229 | par[1] = yPad/2; |
230 | par[2] = StripWidth/2.; | |
231 | ||
232 | // Glass Layer of detector | |
233 | gMC->Gsvolu("FSTR","BOX",idtmed[514],par,3); | |
234 | ||
235 | // Freon for non-sesitive boundaries | |
826b71ec | 236 | par[0] = xFLT/2; |
937fe4a4 | 237 | par[1] = 0.110/2; |
3fe3a833 | 238 | par[2] = -1; |
937fe4a4 | 239 | gMC->Gsvolu("FNSF","BOX",idtmed[512],par,3); |
240 | gMC->Gspos("FNSF",0,"FSTR",0.,0.,0.,0,"ONLY"); | |
241 | // Mylar for non-sesitive boundaries | |
242 | par[1] = 0.025; | |
243 | gMC->Gsvolu("FMYI","BOX",idtmed[510],par,3); | |
244 | gMC->Gspos("FMYI",0,"FNSF",0.,0.,0.,0,"ONLY"); | |
245 | ||
246 | // Mylar for outer layers | |
247 | par[1] = 0.035/2; | |
248 | ycoor = -yPad/2.+par[1]; | |
249 | gMC->Gsvolu("FMYX","BOX",idtmed[510],par,3); | |
250 | gMC->Gspos("FMYX",1,"FSTR",0.,ycoor,0.,0,"ONLY"); | |
251 | gMC->Gspos("FMYX",2,"FSTR",0.,-ycoor,0.,0,"ONLY"); | |
252 | ycoor += par[1]; | |
253 | ||
254 | // Graphyte layers | |
255 | par[1] = 0.003/2; | |
256 | ycoor += par[1]; | |
257 | gMC->Gsvolu("FGRL","BOX",idtmed[502],par,3); | |
258 | gMC->Gspos("FGRL",1,"FSTR",0.,ycoor,0.,0,"ONLY"); | |
259 | gMC->Gspos("FGRL",2,"FSTR",0.,-ycoor,0.,0,"ONLY"); | |
260 | ||
261 | // Freon sensitive layer | |
826b71ec | 262 | par[0] = -1; |
937fe4a4 | 263 | par[1] = 0.110/2.; |
264 | par[2] = zSenStrip/2.; | |
265 | gMC->Gsvolu("FCFC","BOX",idtmed[513],par,3); | |
266 | gMC->Gspos("FCFC",0,"FNSF",0.,0.,0.,0,"ONLY"); | |
267 | ||
268 | // Pad definition x & z | |
269 | gMC->Gsdvn("FLZ","FCFC", nz, 3); | |
270 | gMC->Gsdvn("FLX","FLZ" , nx, 1); | |
271 | ||
937fe4a4 | 272 | //// Positioning the Strips (FSTR) in the FLT volumes ///// |
273 | ||
826b71ec | 274 | |
937fe4a4 | 275 | // 3 (Central) Plate |
276 | Float_t t = zFLT1+zFLT2+zFLT3/2.+7.*2.5;//Half Width of Barrel | |
277 | Float_t zpos = 0; | |
278 | Float_t ang; | |
279 | Float_t Offset; | |
280 | Float_t last; | |
281 | nrot = 0; | |
282 | Int_t i=1,j=1; | |
283 | zcoor=0; | |
284 | Int_t UpDown=-1; // UpDown=-1 -> Upper strip, UpDown=+1 -> Lower strip | |
285 | ||
286 | do{ | |
287 | ang = atan(zcoor/t); | |
826b71ec | 288 | ang = ang * kRaddeg; |
289 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
290 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90.,ang, 90.); | |
937fe4a4 | 291 | ycoor = -14.5+ Space; //2 cm over front plate |
292 | ycoor += (1-(UpDown+1)/2)*Gap; | |
293 | gMC->Gspos("FSTR",j ,"FLT3",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); | |
294 | gMC->Gspos("FSTR",j+1,"FLT3",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
826b71ec | 295 | ang = ang / kRaddeg; |
937fe4a4 | 296 | |
297 | zcoor=zcoor-(zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang); | |
298 | UpDown*= -1; // Alternate strips | |
299 | i++; | |
300 | j+=2; | |
301 | } while (zcoor-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+zFLT2+7*2.5); | |
302 | ||
303 | ycoor = -29./2.+ Space; //2 cm over front plate | |
304 | ||
305 | // Plate 2 | |
306 | zpos = -zFLT3/2-7.; | |
307 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
308 | Offset = StripWidth*TMath::Cos(ang)/2; | |
309 | zpos -= Offset; | |
310 | nrot = 0; | |
311 | i=1; | |
312 | // UpDown has not to be reinitialized, so that the arrangement of the strips can continue coherently | |
313 | ||
314 | do { | |
315 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
826b71ec | 316 | ang = ang * kRaddeg; |
317 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
937fe4a4 | 318 | ycoor = -29./2.+ Space ; //2 cm over front plate |
319 | ycoor += (1-(UpDown+1)/2)*Gap; | |
320 | zcoor = zpos+(zFLT3/2.+7+zFLT2/2); // Moves to the system of the centre of the modulus FLT2 | |
321 | gMC->Gspos("FSTR",i, "FLT2", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
826b71ec | 322 | ang = ang / kRaddeg; |
937fe4a4 | 323 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+UpDown*Gap*TMath::Tan(ang)-(zSenStrip/2)/TMath::Cos(ang); |
324 | last = StripWidth*TMath::Cos(ang)/2; | |
325 | UpDown*=-1; | |
326 | i++; | |
327 | } while (zpos-(StripWidth/2)*TMath::Cos(ang)>-t+zFLT1+7); | |
328 | ||
329 | // Plate 1 | |
330 | zpos = -t+zFLT1+3.5; | |
331 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
332 | Offset = StripWidth*TMath::Cos(ang)/2.; | |
333 | zpos -= Offset; | |
334 | nrot = 0; | |
335 | i=0; | |
336 | ycoor= -29./2.+Space+Gap/2; | |
337 | ||
338 | do { | |
339 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); | |
826b71ec | 340 | ang = ang * kRaddeg; |
341 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
937fe4a4 | 342 | i++; |
343 | zcoor = zpos+(zFLT1/2+zFLT2+zFLT3/2+7.*2.); | |
344 | gMC->Gspos("FSTR",i, "FLT1", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
826b71ec | 345 | ang = ang / kRaddeg; |
937fe4a4 | 346 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
347 | last = StripWidth*TMath::Cos(ang)/2.; | |
348 | } while (zpos>-t+7.+last); | |
349 | ||
350 | printf("#######################################################\n"); | |
d0a635a0 | 351 | printf(" Distance from the bound of the FLT3: %f cm \n", t+zpos-(zSenStrip/2)/TMath::Cos(ang)); |
937fe4a4 | 352 | ang = atan(zpos/sqrt(2*t*t-zpos*zpos)); |
353 | zpos = zpos - zSenStrip/TMath::Cos(ang); | |
d0a635a0 | 354 | printf("NEXT Distance from the bound of the FLT3: %f cm \n", t+zpos-(zSenStrip/2)/TMath::Cos(ang)); |
937fe4a4 | 355 | printf("#######################################################\n"); |
356 | ||
357 | ////////// Layers after detector ///////////////// | |
358 | ||
359 | // Honeycomb layer after (3cm) | |
360 | ||
361 | Float_t OverSpace = Space + 7.3; | |
362 | /// StripWidth*TMath::Sin(ang) + 1.3; | |
363 | ||
364 | par[0] = -1; | |
365 | par[1] = 0.6; | |
3fe3a833 | 366 | par[2] = -1; |
937fe4a4 | 367 | ycoor = -yFLT/2 + OverSpace + par[1]; |
3fe3a833 | 368 | gMC->Gsvolu("FPE1", "BOX ", idtmed[503], par, 3); // Hony |
369 | gMC->Gspos("FPE1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
370 | gMC->Gsvolu("FPE2", "BOX ", idtmed[503], par, 3); // Hony | |
371 | gMC->Gspos("FPE2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
372 | gMC->Gsvolu("FPE3", "BOX ", idtmed[503], par, 3); // Hony | |
373 | gMC->Gspos("FPE3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 374 | |
375 | // Electronics (Cu) after | |
376 | ycoor += par[1]; | |
3fe3a833 | 377 | par[0] = -1; |
378 | par[1] = 1.43*0.05 / 2.; // 5% of X0 | |
379 | par[2] = -1; | |
937fe4a4 | 380 | ycoor += par[1]; |
3fe3a833 | 381 | gMC->Gsvolu("FEC1", "BOX ", idtmed[501], par, 3); // Cu |
382 | gMC->Gspos("FEC1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
383 | gMC->Gsvolu("FEC2", "BOX ", idtmed[501], par, 3); // Cu | |
384 | gMC->Gspos("FEC2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
385 | gMC->Gsvolu("FEC3", "BOX ", idtmed[501], par, 3); // Cu | |
386 | gMC->Gspos("FEC3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 387 | |
388 | // Cooling water after | |
389 | ycoor += par[1]; | |
3fe3a833 | 390 | par[0] = -1; |
391 | par[1] = 36.1*0.02 / 2.; // 2% of X0 | |
392 | par[2] = -1; | |
937fe4a4 | 393 | ycoor += par[1]; |
3fe3a833 | 394 | gMC->Gsvolu("FWA1", "BOX ", idtmed[515], par, 3); // Water |
395 | gMC->Gspos("FWA1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
396 | gMC->Gsvolu("FWA2", "BOX ", idtmed[515], par, 3); // Water | |
397 | gMC->Gspos("FWA2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
398 | gMC->Gsvolu("FWA3", "BOX ", idtmed[515], par, 3); // Water | |
399 | gMC->Gspos("FWA3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 400 | |
401 | //back plate honycomb (2cm) | |
3fe3a833 | 402 | par[0] = -1; |
403 | par[1] = 2 / 2.; | |
404 | par[2] = -1; | |
937fe4a4 | 405 | ycoor = yFLT/2 - par[1]; |
3fe3a833 | 406 | gMC->Gsvolu("FEG1", "BOX ", idtmed[503], par, 3); // Hony |
407 | gMC->Gspos("FEG1", 0, "FLT1", 0., ycoor, 0., 0, "ONLY"); | |
408 | gMC->Gsvolu("FEG2", "BOX ", idtmed[503], par, 3); // Hony | |
409 | gMC->Gspos("FEG2", 0, "FLT2", 0., ycoor, 0., 0, "ONLY"); | |
410 | gMC->Gsvolu("FEG3", "BOX ", idtmed[503], par, 3); // Hony | |
411 | gMC->Gspos("FEG3", 0, "FLT3", 0., ycoor, 0., 0, "ONLY"); | |
412 | } | |
fe4da5cc | 413 | |
3fe3a833 | 414 | //_____________________________________________________________________________ |
415 | void AliTOFv0::DrawModule() | |
416 | { | |
417 | // | |
937fe4a4 | 418 | // Draw a shaded view of the Time Of Flight version 1 |
3fe3a833 | 419 | // |
fe4da5cc | 420 | // Set everything unseen |
cfce8870 | 421 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 422 | // |
423 | // Set ALIC mother transparent | |
cfce8870 | 424 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 425 | // |
426 | // Set the volumes visible | |
3fe3a833 | 427 | gMC->Gsatt("ALIC","SEEN",0); |
428 | gMC->Gsatt("FBAR","SEEN",1); | |
429 | gMC->Gsatt("FTO1","SEEN",1); | |
430 | gMC->Gsatt("FTO2","SEEN",1); | |
431 | gMC->Gsatt("FTO3","SEEN",1); | |
cfce8870 | 432 | gMC->Gsatt("FBT1","SEEN",1); |
433 | gMC->Gsatt("FBT2","SEEN",1); | |
434 | gMC->Gsatt("FBT3","SEEN",1); | |
3fe3a833 | 435 | gMC->Gsatt("FDT1","SEEN",1); |
436 | gMC->Gsatt("FDT2","SEEN",1); | |
437 | gMC->Gsatt("FDT3","SEEN",1); | |
438 | gMC->Gsatt("FLT1","SEEN",1); | |
439 | gMC->Gsatt("FLT2","SEEN",1); | |
440 | gMC->Gsatt("FLT3","SEEN",1); | |
937fe4a4 | 441 | gMC->Gsatt("FPL1","SEEN",1); |
442 | gMC->Gsatt("FPL2","SEEN",1); | |
443 | gMC->Gsatt("FPL3","SEEN",1); | |
444 | gMC->Gsatt("FLD1","SEEN",1); | |
445 | gMC->Gsatt("FLD2","SEEN",1); | |
446 | gMC->Gsatt("FLD3","SEEN",1); | |
447 | gMC->Gsatt("FLZ1","SEEN",1); | |
448 | gMC->Gsatt("FLZ2","SEEN",1); | |
449 | gMC->Gsatt("FLZ3","SEEN",1); | |
450 | gMC->Gsatt("FLX1","SEEN",1); | |
451 | gMC->Gsatt("FLX2","SEEN",1); | |
452 | gMC->Gsatt("FLX3","SEEN",1); | |
453 | gMC->Gsatt("FPA0","SEEN",1); | |
cfce8870 | 454 | // |
455 | gMC->Gdopt("hide", "on"); | |
456 | gMC->Gdopt("shad", "on"); | |
457 | gMC->Gsatt("*", "fill", 7); | |
cfce8870 | 458 | gMC->SetClipBox("."); |
459 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
460 | gMC->DefaultRange(); | |
461 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
462 | gMC->Gdhead(1111, "Time Of Flight"); | |
463 | gMC->Gdman(18, 4, "MAN"); | |
464 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 465 | } |
466 | ||
467 | //_____________________________________________________________________________ | |
468 | void AliTOFv0::CreateMaterials() | |
469 | { | |
470 | // | |
471 | // Define materials for the Time Of Flight | |
472 | // | |
473 | AliTOF::CreateMaterials(); | |
474 | } | |
475 | ||
476 | //_____________________________________________________________________________ | |
477 | void AliTOFv0::Init() | |
478 | { | |
479 | // | |
3fe3a833 | 480 | // Initialise the detector after the geometry has been defined |
fe4da5cc | 481 | // |
ab76897d | 482 | printf("**************************************" |
483 | " TOF " | |
484 | "**************************************\n"); | |
485 | printf("\n Version 0 of TOF initialing, " | |
486 | "with openings for PHOS and RICH\n\n"); | |
487 | ||
fe4da5cc | 488 | AliTOF::Init(); |
ab76897d | 489 | |
490 | // | |
491 | // Check that FRAME is there otherwise we have no place where to | |
492 | // put TOF | |
493 | AliModule* FRAME=gAlice->GetModule("FRAME"); | |
494 | if(!FRAME) { | |
495 | Error("Ctor","TOF needs FRAME to be present\n"); | |
496 | exit(1); | |
497 | } else | |
498 | if(FRAME->IsVersion()!=0) { | |
499 | Error("Ctor","FRAME version 0 needed with this version of TOF\n"); | |
500 | exit(1); | |
501 | } | |
502 | ||
3fe3a833 | 503 | fIdFTO2=gMC->VolId("FTO2"); |
504 | fIdFTO3=gMC->VolId("FTO3"); | |
505 | fIdFLT1=gMC->VolId("FLT1"); | |
506 | fIdFLT2=gMC->VolId("FLT2"); | |
507 | fIdFLT3=gMC->VolId("FLT3"); | |
ab76897d | 508 | |
509 | printf("**************************************" | |
510 | " TOF " | |
511 | "**************************************\n"); | |
fe4da5cc | 512 | } |
513 | ||
514 | //_____________________________________________________________________________ | |
515 | void AliTOFv0::StepManager() | |
516 | { | |
517 | // | |
518 | // Procedure called at each step in the Time Of Flight | |
3fe3a833 | 519 | // |
520 | TLorentzVector mom, pos; | |
826b71ec | 521 | Float_t hits[8],rho,phi,phid,z; |
522 | Int_t sector, plate, pad_x, pad_z, strip; | |
523 | Int_t copy, pad_z_id, pad_x_id, strip_id, i; | |
ad51aeb0 | 524 | Int_t *idtmed = fIdtmed->GetArray()-499; |
826b71ec | 525 | |
526 | ||
527 | if(gMC->GetMedium()==idtmed[513] && | |
0a6d8768 | 528 | gMC->IsTrackEntering() && gMC->TrackCharge() |
826b71ec | 529 | && gMC->CurrentVolID(copy)==fIdSens) |
530 | { | |
fe4da5cc | 531 | TClonesArray &lhits = *fHits; |
826b71ec | 532 | |
533 | //_________getting information about hit volumes_____________ | |
534 | ||
535 | pad_z_id=gMC->CurrentVolOffID(2,copy); | |
536 | pad_z=copy; | |
537 | ||
538 | pad_x_id=gMC->CurrentVolOffID(1,copy); | |
539 | pad_x=copy; | |
540 | ||
541 | strip_id=gMC->CurrentVolOffID(5,copy); | |
542 | strip=copy; | |
543 | ||
544 | pad_z = (strip-1)*2+pad_z; | |
545 | ||
0a6d8768 | 546 | gMC->TrackPosition(pos); |
547 | gMC->TrackMomentum(mom); | |
826b71ec | 548 | |
549 | rho = sqrt(pos[0]*pos[0]+pos[1]*pos[1]); | |
550 | phi = TMath::ACos(pos[0]/rho); | |
551 | Float_t as = TMath::ASin(pos[1]/rho); | |
552 | if (as<0) phi = 2*3.141592654-phi; | |
553 | ||
554 | z = pos[2]; | |
555 | ||
556 | if (z<= 62. && z>=-62.) plate = 3; | |
557 | if (z<= 216. && z>62.) plate = 4; | |
558 | if (z>=-216. && z<-62.) plate = 2; | |
559 | if (z>216.) plate = 5; | |
560 | if (z<-216.) plate = 1; | |
561 | ||
562 | phid = phi*kRaddeg; | |
563 | sector = Int_t (phid/20.); | |
564 | sector++; | |
565 | ||
0a6d8768 | 566 | Double_t ptot=mom.Rho(); |
567 | Double_t norm=1/ptot; | |
568 | for(i=0;i<3;++i) { | |
569 | hits[i]=pos[i]; | |
570 | hits[i+3]=mom[i]*norm; | |
571 | } | |
572 | hits[6]=ptot; | |
573 | hits[7]=pos[3]; | |
826b71ec | 574 | new(lhits[fNhits++]) AliTOFhit(fIshunt,gAlice->CurrentTrack(),sector, plate, pad_x, pad_z, hits); |
fe4da5cc | 575 | } |
576 | } | |
937fe4a4 | 577 | |
826b71ec | 578 |