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fe4da5cc | 1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // // | |
3 | // Time Of Flight // | |
4 | // This class contains the basic functions for the Time Of Flight // | |
5 | // detector. Functions specific to one particular geometry are // | |
6 | // contained in the derived classes // | |
7 | // // | |
8 | //Begin_Html | |
9 | /* | |
1439f98e | 10 | <img src="picts/AliTOFClass.gif"> |
fe4da5cc | 11 | */ |
12 | //End_Html | |
13 | // // | |
14 | // // | |
15 | /////////////////////////////////////////////////////////////////////////////// | |
16 | ||
17 | #include "AliTOF.h" | |
18 | #include <TNode.h> | |
19 | #include <TTUBE.h> | |
20 | #include <TBRIK.h> | |
21 | #include "AliRun.h" | |
fe4da5cc | 22 | #include "AliConst.h" |
23 | ||
24 | ClassImp(AliTOF) | |
25 | ||
26 | //_____________________________________________________________________________ | |
27 | AliTOF::AliTOF() | |
28 | { | |
29 | // | |
30 | // Default constructor | |
31 | // | |
32 | fIshunt = 0; | |
33 | } | |
34 | ||
35 | //_____________________________________________________________________________ | |
36 | AliTOF::AliTOF(const char *name, const char *title) | |
37 | : AliDetector(name,title) | |
38 | { | |
39 | // | |
40 | // AliTOF standard constructor | |
41 | // | |
42 | fHits = new TClonesArray("AliTOFhit", 405); | |
43 | // | |
44 | fIshunt = 0; | |
45 | // | |
46 | SetMarkerColor(7); | |
47 | SetMarkerStyle(2); | |
48 | SetMarkerSize(0.4); | |
49 | } | |
50 | ||
51 | //_____________________________________________________________________________ | |
52 | void AliTOF::AddHit(Int_t track, Int_t *vol, Float_t *hits) | |
53 | { | |
54 | // | |
55 | // Add a TOF hit | |
56 | // | |
57 | TClonesArray &lhits = *fHits; | |
58 | new(lhits[fNhits++]) AliTOFhit(fIshunt,track,vol,hits); | |
59 | } | |
60 | ||
61 | //_____________________________________________________________________________ | |
62 | void AliTOF::BuildGeometry() | |
63 | { | |
64 | // | |
65 | // Build TOF ROOT geometry for the ALICE event viewver | |
66 | // | |
67 | TNode *Node, *Top; | |
68 | const int kColorTOF = 27; | |
69 | // | |
70 | // Find top TNODE | |
71 | Top=gAlice->GetGeometry()->GetNode("alice"); | |
72 | // | |
73 | // Define rotation matrixes | |
74 | new TRotMatrix("rot501","rot501",90,-18.94737,90,71.05263,0,0); | |
75 | new TRotMatrix("rot502","rot502",90,-37.89474,90,52.10526,0,0); | |
76 | new TRotMatrix("rot503","rot503",90,-56.84211,90,33.15789,0,0); | |
77 | new TRotMatrix("rot504","rot504",90,-75.78947,90,14.21053,0,0); | |
78 | new TRotMatrix("rot505","rot505",90,-94.73685,90,-4.736847,0,0); | |
79 | new TRotMatrix("rot506","rot506",90,-113.6842,90,-23.68421,0,0); | |
80 | new TRotMatrix("rot507","rot507",90,-132.6316,90,-42.63158,0,0); | |
81 | new TRotMatrix("rot508","rot508",90,-151.5789,90,-61.57895,0,0); | |
82 | new TRotMatrix("rot509","rot509",90,-170.5263,90,-80.52632,0,0); | |
83 | new TRotMatrix("rot510","rot510",90,-189.4737,90,-99.47369,0,0); | |
84 | new TRotMatrix("rot511","rot511",90,-208.4211,90,-118.4211,0,0); | |
85 | new TRotMatrix("rot512","rot512",90,-227.3684,90,-137.3684,0,0); | |
86 | new TRotMatrix("rot513","rot513",90,-246.3158,90,-156.3158,0,0); | |
87 | new TRotMatrix("rot514","rot514",90,-265.2632,90,-175.2632,0,0); | |
88 | new TRotMatrix("rot515","rot515",90,-284.2105,90,-194.2105,0,0); | |
89 | new TRotMatrix("rot516","rot516",90,-303.1579,90,-213.1579,0,0); | |
90 | new TRotMatrix("rot517","rot517",90,-322.1053,90,-232.1053,0,0); | |
91 | new TRotMatrix("rot518","rot518",90,-341.0526,90,-251.0526,0,0); | |
92 | new TRotMatrix("rot519","rot519",90,-360,90,-270,0,0); | |
93 | // | |
151e057e | 94 | // Position the different copies |
95 | // const Float_t rtof=366; | |
96 | // changed by Federico Carminati. TOF people should really look at this | |
97 | const Float_t rtof=381; | |
98 | const Int_t ntof=19; | |
99 | const Float_t angle=2*kPI/ntof; | |
100 | Float_t ang; | |
101 | const Float_t xtof = rtof*TMath::Sin(kPI/ntof); | |
102 | // | |
fe4da5cc | 103 | // Define TOF basic volume |
151e057e | 104 | new TBRIK("S_TOF1","TOF box","void",xtof,6.,175.); |
fe4da5cc | 105 | // |
fe4da5cc | 106 | Top->cd(); |
151e057e | 107 | ang=2.75*angle; |
108 | Node = new TNode("FTO11","FTO11","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot502"); | |
fe4da5cc | 109 | Node->SetLineColor(kColorTOF); |
110 | fNodes->Add(Node); | |
111 | // | |
112 | Top->cd(); | |
151e057e | 113 | Node = new TNode("FTO111","FTO111","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot502"); |
fe4da5cc | 114 | Node->SetLineColor(kColorTOF); |
115 | fNodes->Add(Node); | |
116 | // | |
fe4da5cc | 117 | // |
118 | Top->cd(); | |
151e057e | 119 | ang=1.75*angle; |
120 | Node = new TNode("FTO12","FTO12","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot503"); | |
fe4da5cc | 121 | Node->SetLineColor(kColorTOF); |
122 | fNodes->Add(Node); | |
123 | // | |
124 | Top->cd(); | |
151e057e | 125 | Node = new TNode("FTO112","FTO112","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot503"); |
fe4da5cc | 126 | Node->SetLineColor(kColorTOF); |
127 | fNodes->Add(Node); | |
128 | // | |
151e057e | 129 | // |
fe4da5cc | 130 | Top->cd(); |
151e057e | 131 | ang=0.75*angle; |
132 | Node = new TNode("FTO13","FTO13","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot504"); | |
fe4da5cc | 133 | Node->SetLineColor(kColorTOF); |
151e057e | 134 | fNodes->Add(Node); |
fe4da5cc | 135 | // |
136 | Top->cd(); | |
151e057e | 137 | Node = new TNode("FTO113","FTO113","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot504"); |
fe4da5cc | 138 | Node->SetLineColor(kColorTOF); |
139 | fNodes->Add(Node); | |
140 | // | |
151e057e | 141 | // |
fe4da5cc | 142 | Top->cd(); |
151e057e | 143 | ang=-0.25*angle; |
144 | Node = new TNode("FTO14","FTO14","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot505"); | |
fe4da5cc | 145 | Node->SetLineColor(kColorTOF); |
146 | fNodes->Add(Node); | |
147 | // | |
148 | Top->cd(); | |
151e057e | 149 | Node = new TNode("FTO114","FTO114","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot505"); |
fe4da5cc | 150 | Node->SetLineColor(kColorTOF); |
151 | fNodes->Add(Node); | |
152 | // | |
151e057e | 153 | // |
fe4da5cc | 154 | Top->cd(); |
151e057e | 155 | ang=-1.25*angle; |
156 | Node = new TNode("FTO15","FTO15","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot506"); | |
fe4da5cc | 157 | Node->SetLineColor(kColorTOF); |
158 | fNodes->Add(Node); | |
159 | // | |
160 | Top->cd(); | |
151e057e | 161 | Node = new TNode("FTO115","FTO115","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot506"); |
162 | Node->SetLineColor(kColorTOF); | |
163 | fNodes->Add(Node); | |
164 | // | |
165 | // | |
166 | Top->cd(); | |
167 | ang=kPI+1.25*angle; | |
168 | Node = new TNode("FTO16","FTO16","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot513"); | |
fe4da5cc | 169 | Node->SetLineColor(kColorTOF); |
170 | fNodes->Add(Node); | |
171 | // | |
172 | Top->cd(); | |
151e057e | 173 | Node = new TNode("FTO116","FTO116","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot513"); |
fe4da5cc | 174 | Node->SetLineColor(kColorTOF); |
175 | fNodes->Add(Node); | |
176 | // | |
151e057e | 177 | // |
fe4da5cc | 178 | Top->cd(); |
151e057e | 179 | ang=kPI+0.25*angle; |
180 | Node = new TNode("FTO17","FTO17","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot514"); | |
fe4da5cc | 181 | Node->SetLineColor(kColorTOF); |
182 | fNodes->Add(Node); | |
183 | // | |
184 | Top->cd(); | |
151e057e | 185 | Node = new TNode("FTO117","FTO117","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot514"); |
fe4da5cc | 186 | Node->SetLineColor(kColorTOF); |
187 | fNodes->Add(Node); | |
188 | // | |
151e057e | 189 | // |
fe4da5cc | 190 | Top->cd(); |
151e057e | 191 | ang=kPI-0.75*angle; |
192 | Node = new TNode("FTO18","FTO18","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot515"); | |
fe4da5cc | 193 | Node->SetLineColor(kColorTOF); |
194 | fNodes->Add(Node); | |
195 | // | |
196 | Top->cd(); | |
151e057e | 197 | Node = new TNode("FTO118","FTO118","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot515"); |
fe4da5cc | 198 | Node->SetLineColor(kColorTOF); |
199 | fNodes->Add(Node); | |
200 | // | |
151e057e | 201 | // |
fe4da5cc | 202 | Top->cd(); |
151e057e | 203 | ang=kPI-1.75*angle; |
204 | Node = new TNode("FTO19","FTO19","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot516"); | |
fe4da5cc | 205 | Node->SetLineColor(kColorTOF); |
206 | fNodes->Add(Node); | |
207 | // | |
208 | Top->cd(); | |
151e057e | 209 | Node = new TNode("FTO119","FTO119","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot516"); |
fe4da5cc | 210 | Node->SetLineColor(kColorTOF); |
211 | fNodes->Add(Node); | |
212 | // | |
151e057e | 213 | // |
fe4da5cc | 214 | Top->cd(); |
151e057e | 215 | ang=kPI-2.75*angle; |
216 | Node = new TNode("FTO110","FTO110","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),175,"rot517"); | |
fe4da5cc | 217 | Node->SetLineColor(kColorTOF); |
218 | fNodes->Add(Node); | |
219 | // | |
220 | Top->cd(); | |
151e057e | 221 | Node = new TNode("FTO120","FTO120","S_TOF1",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-175,"rot517"); |
fe4da5cc | 222 | Node->SetLineColor(kColorTOF); |
223 | fNodes->Add(Node); | |
224 | // | |
225 | // Define second TOF volume | |
151e057e | 226 | new TBRIK("S_TOF2","TOF box","void",xtof,6.,100.); |
fe4da5cc | 227 | // |
228 | // Position the volume | |
229 | Top->cd(); | |
151e057e | 230 | ang=-2.25*angle; |
231 | Node = new TNode("FTO21","FTO21","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot507"); | |
fe4da5cc | 232 | Node->SetLineColor(kColorTOF); |
233 | fNodes->Add(Node); | |
234 | // | |
235 | Top->cd(); | |
151e057e | 236 | Node = new TNode("FTO27","FTO27","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot507"); |
fe4da5cc | 237 | Node->SetLineColor(kColorTOF); |
238 | fNodes->Add(Node); | |
239 | // | |
151e057e | 240 | // |
fe4da5cc | 241 | Top->cd(); |
151e057e | 242 | ang=-3.25*angle; |
243 | Node = new TNode("FTO22","FTO22","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot508"); | |
fe4da5cc | 244 | Node->SetLineColor(kColorTOF); |
245 | fNodes->Add(Node); | |
246 | // | |
247 | Top->cd(); | |
151e057e | 248 | Node = new TNode("FTO28","FTO28","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot508"); |
fe4da5cc | 249 | Node->SetLineColor(kColorTOF); |
250 | fNodes->Add(Node); | |
251 | // | |
151e057e | 252 | // |
fe4da5cc | 253 | Top->cd(); |
151e057e | 254 | ang=-4.25*angle; |
255 | Node = new TNode("FTO23","FTO23","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot509"); | |
fe4da5cc | 256 | Node->SetLineColor(kColorTOF); |
257 | fNodes->Add(Node); | |
258 | // | |
259 | Top->cd(); | |
151e057e | 260 | Node = new TNode("FTO29","FTO29","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot509"); |
fe4da5cc | 261 | Node->SetLineColor(kColorTOF); |
262 | fNodes->Add(Node); | |
263 | // | |
151e057e | 264 | // |
fe4da5cc | 265 | Top->cd(); |
151e057e | 266 | ang=kPI+4.25*angle; |
267 | Node = new TNode("FTO24","FTO24","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot510"); | |
fe4da5cc | 268 | Node->SetLineColor(kColorTOF); |
269 | fNodes->Add(Node); | |
270 | // | |
271 | Top->cd(); | |
151e057e | 272 | Node = new TNode("FTO210","FTO210","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot510"); |
fe4da5cc | 273 | Node->SetLineColor(kColorTOF); |
274 | fNodes->Add(Node); | |
275 | // | |
151e057e | 276 | // |
fe4da5cc | 277 | Top->cd(); |
151e057e | 278 | ang=kPI+3.25*angle; |
279 | Node = new TNode("FTO25","FTO25","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot511"); | |
fe4da5cc | 280 | Node->SetLineColor(kColorTOF); |
281 | fNodes->Add(Node); | |
282 | // | |
283 | Top->cd(); | |
151e057e | 284 | Node = new TNode("FTO211","FTO211","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot511"); |
fe4da5cc | 285 | Node->SetLineColor(kColorTOF); |
286 | fNodes->Add(Node); | |
287 | // | |
151e057e | 288 | // |
fe4da5cc | 289 | Top->cd(); |
151e057e | 290 | ang=kPI+2.25*angle; |
291 | Node = new TNode("FTO26","FTO26","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),250,"rot512"); | |
fe4da5cc | 292 | Node->SetLineColor(kColorTOF); |
293 | fNodes->Add(Node); | |
294 | // | |
295 | Top->cd(); | |
151e057e | 296 | Node = new TNode("FTO212","FTO212","S_TOF2",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-250,"rot512"); |
fe4da5cc | 297 | Node->SetLineColor(kColorTOF); |
298 | fNodes->Add(Node); | |
299 | // | |
300 | // Define third TOF volume | |
151e057e | 301 | new TBRIK("S_TOF3","TOF box","void",xtof,6.,75.); |
fe4da5cc | 302 | // |
303 | // Position it | |
304 | Top->cd(); | |
151e057e | 305 | ang=3.75*angle; |
306 | Node = new TNode("FTO31","FTO31","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),275,"rot501"); | |
fe4da5cc | 307 | Node->SetLineColor(kColorTOF); |
308 | fNodes->Add(Node); | |
309 | // | |
310 | Top->cd(); | |
151e057e | 311 | Node = new TNode("FTO34","FTO34","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-275.,"rot501"); |
fe4da5cc | 312 | Node->SetLineColor(kColorTOF); |
313 | fNodes->Add(Node); | |
314 | // | |
151e057e | 315 | // |
fe4da5cc | 316 | Top->cd(); |
151e057e | 317 | ang=kPI-3.75*angle; |
318 | Node = new TNode("FTO32","FTO32","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),275,"rot518"); | |
fe4da5cc | 319 | Node->SetLineColor(kColorTOF); |
320 | fNodes->Add(Node); | |
321 | // | |
322 | Top->cd(); | |
151e057e | 323 | Node = new TNode("FTO35","FTO35","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-275,"rot518"); |
fe4da5cc | 324 | Node->SetLineColor(kColorTOF); |
325 | fNodes->Add(Node); | |
326 | // | |
151e057e | 327 | // |
fe4da5cc | 328 | Top->cd(); |
151e057e | 329 | ang=kPI/2; |
330 | Node = new TNode("FTO33","FTO33","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),275.,"rot519"); | |
fe4da5cc | 331 | Node->SetLineColor(kColorTOF); |
332 | fNodes->Add(Node); | |
333 | // | |
334 | Top->cd(); | |
151e057e | 335 | Node = new TNode("FTO36","FTO36","S_TOF3",rtof*TMath::Cos(ang),rtof*TMath::Sin(ang),-275.,"rot519"); |
fe4da5cc | 336 | Node->SetLineColor(kColorTOF); |
337 | fNodes->Add(Node); | |
338 | } | |
339 | ||
340 | //_____________________________________________________________________________ | |
341 | void AliTOF::CreateGeometry() | |
342 | { | |
343 | // | |
344 | // Common geometry code for version 2 and version 3 of the TOF | |
345 | // | |
346 | //Begin_Html | |
347 | /* | |
1439f98e | 348 | <img src="picts/AliTOFv23.gif"> |
fe4da5cc | 349 | */ |
350 | //End_Html | |
351 | // | |
352 | ||
353 | AliMC* pMC = AliMC::GetMC(); | |
354 | ||
355 | const Double_t kPi=TMath::Pi(); | |
356 | const Double_t kDegrad=kPi/180; | |
357 | const Double_t kRaddeg=180/kPi; | |
358 | // | |
359 | Float_t fil_rich; | |
360 | Int_t lmax; | |
361 | Float_t xtof, ytof, fil_step, phos_phi, phos_min, phos_max; | |
362 | Int_t lmax1; | |
363 | Float_t zcor1, zcor2, zcor3; | |
364 | Float_t ztof0, ztof1, ztof2, xcor2, ycor2; | |
365 | Int_t i; | |
366 | Float_t dx, dz, zl, xm, ym, phos_r; | |
367 | Int_t idrotm[101]; | |
368 | Float_t phos_x; | |
369 | Float_t rp2, zm0, zm1, zm2; | |
370 | Float_t par[10], fil_min, fil_max; | |
371 | Float_t fil1; | |
372 | // | |
ad51aeb0 | 373 | Int_t *idtmed = fIdtmed->GetArray()-499; |
fe4da5cc | 374 | // |
375 | phos_x = 214.6; | |
376 | phos_r = 467.; | |
377 | //phos_z = 260.; | |
378 | //rich_z = 472.5; | |
379 | xtof = 120.; | |
380 | ytof = 12.; | |
381 | ztof0 = 350.; | |
382 | ztof1 = 200.; | |
383 | ztof2 = 150.; | |
384 | // | |
385 | // frame thick along Z axis | |
386 | dz = 0.; | |
387 | // | |
388 | // frame thick along X axis | |
389 | dx = 0.; | |
390 | // | |
391 | // barrel length along Z axis | |
392 | zl = 720.; | |
393 | // | |
394 | // PHOS openings | |
395 | fil_rich = 30.; | |
396 | phos_phi = TMath::ATan(phos_x / (phos_r * 2.)); | |
397 | phos_min = (kPi - phos_phi * 4.) * kRaddeg; | |
398 | phos_max = (phos_phi * 4. + kPi) * kRaddeg; | |
399 | // | |
400 | // barrel radius in module contact point | |
151e057e | 401 | par[0] = 370; |
402 | par[1] = 390; | |
fe4da5cc | 403 | par[2] = zl / 2.; |
404 | pMC->Gsvolu("FBAR", "TUBE", idtmed[500], par, 3); | |
405 | // | |
406 | // --- Set module unseen --- | |
407 | pMC->Gspos("FBAR", 1, "ALIC", 0., 0., 0., 0, "ONLY"); | |
408 | pMC->Gsatt("FBAR", "SEEN", 0); | |
409 | // | |
410 | // Number of TOF-block | |
411 | lmax = 19; | |
412 | // | |
413 | // New size YTOF | |
414 | par[0] = xtof / 2.; | |
415 | par[1] = ytof / 2.; | |
416 | par[2] = ztof0 / 2.; | |
417 | pMC->Gsvolu("FTO1", "BOX ", idtmed[506], par, 3); | |
418 | pMC->Gsatt("FTO1", "SEEN", -2); | |
419 | par[2] = ztof1 / 2.; | |
420 | pMC->Gsvolu("FTO2", "BOX ", idtmed[506], par, 3); | |
421 | pMC->Gsatt("FTO2", "SEEN", -2); | |
422 | par[2] = ztof2 / 2.; | |
423 | pMC->Gsvolu("FTO3", "BOX ", idtmed[506], par, 3); | |
424 | pMC->Gsatt("FTO3", "SEEN", -2); | |
425 | // | |
426 | // Subtraction of TOF module boundaries | |
427 | xm = xtof - dx * 2.; | |
428 | ym = ytof; | |
429 | zm0 = ztof0 - dz * 2.; | |
430 | zm1 = ztof1 - dz * 2.; | |
431 | zm2 = ztof2 - dz * 2.; | |
432 | // | |
433 | // TOF module internal definitions | |
434 | // | |
435 | TOFpc(xm, ym, zm0, zm1, zm2); | |
436 | // | |
437 | //rp1 = 382.; | |
151e057e | 438 | rp2 = 381; |
fe4da5cc | 439 | fil_step = 360. / lmax; |
440 | fil_min = phos_min - fil_step * .5; | |
441 | fil_max = phos_max + fil_step * .5; | |
442 | zcor1 = 175.; | |
443 | zcor2 = ztof0 - ztof1 / 2.; | |
444 | zcor3 = ztof0 - ztof2 / 2.; | |
445 | for (i = 1; i <= lmax; ++i) { | |
446 | fil1 = fil_step * i; | |
447 | //xcor1 = rp1 * TMath::Sin(fil1 * kDegrad) + dx * TMath::Cos(fil1 * kDegrad); | |
448 | //ycor1 = rp1 * TMath::Cos(fil1 * kDegrad) - dx * TMath::Sin(fil1 * kDegrad); | |
449 | xcor2 = rp2 * TMath::Sin(fil1 * kDegrad); | |
450 | ycor2 = rp2 * TMath::Cos(fil1 * kDegrad); | |
451 | lmax1 = i + lmax; | |
452 | AliMatrix(idrotm[i], 90., -fil1, 90., 90. - fil1, 0., 0.); | |
453 | if (fil1 >= fil_min && fil1 <= fil_max) { | |
454 | pMC->Gspos("FTO2", i, "FBAR", xcor2, ycor2, zcor2, idrotm[i], "ONLY"); | |
455 | pMC->Gspos("FTO2", lmax1, "FBAR", xcor2, ycor2, -zcor2, idrotm[i], "ONLY"); | |
456 | } else if (fil1 <= fil_rich || fil1 >= 360. - fil_rich) { | |
457 | par[2] = ztof2 / 2.; | |
458 | pMC->Gspos("FTO3", i, "FBAR", xcor2, ycor2, zcor3, idrotm[i], "ONLY"); | |
459 | pMC->Gspos("FTO3", lmax1, "FBAR", xcor2, ycor2, -zcor3, idrotm[i], "ONLY"); | |
460 | } else { | |
461 | par[2] = ztof0 / 2.; | |
462 | pMC->Gspos("FTO1", i, "FBAR", xcor2, ycor2, zcor1, idrotm[i], "ONLY"); | |
463 | pMC->Gspos("FTO1", lmax1, "FBAR", xcor2, ycor2, -zcor1, idrotm[i], "ONLY"); | |
464 | } | |
465 | } | |
466 | } | |
467 | ||
468 | //_____________________________________________________________________________ | |
8f72dc0c | 469 | void AliTOF::DrawModule() |
fe4da5cc | 470 | { |
471 | // | |
472 | // Draw a shaded view of the common part of the TOF geometry | |
473 | // for versions 2 and 3 | |
474 | // | |
475 | ||
476 | AliMC* pMC = AliMC::GetMC(); | |
477 | ||
478 | // Set everything unseen | |
479 | pMC->Gsatt("*", "seen", -1); | |
480 | // | |
481 | // Set ALIC mother transparent | |
482 | pMC->Gsatt("ALIC","SEEN",0); | |
483 | // | |
484 | // Set the volumes visible | |
485 | pMC->Gsatt("FBAR","SEEN",0); | |
486 | pMC->Gsatt("FTO1","SEEN",1); | |
487 | pMC->Gsatt("FTO2","SEEN",1); | |
488 | pMC->Gsatt("FTO3","SEEN",1); | |
489 | // | |
490 | pMC->Gdopt("hide", "on"); | |
491 | pMC->Gdopt("shad", "on"); | |
492 | pMC->Gsatt("*", "fill", 7); | |
493 | pMC->SetClipBox("."); | |
494 | pMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
495 | pMC->DefaultRange(); | |
496 | pMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
497 | pMC->Gdhead(1111, "Time Of Flight"); | |
498 | pMC->Gdman(18, 4, "MAN"); | |
499 | pMC->Gdopt("hide","off"); | |
500 | } | |
501 | ||
502 | //_____________________________________________________________________________ | |
503 | void AliTOF::CreateMaterials() | |
504 | { | |
505 | // | |
506 | // Defines TOF materials for all versions | |
507 | // Authors : Maxim Martemianov, Boris Zagreev (ITEP) 18/09/98 | |
508 | // | |
509 | Int_t ISXFLD = gAlice->Field()->Integ(); | |
510 | Float_t SXMGMX = gAlice->Field()->Max(); | |
511 | // | |
512 | Float_t ac[2] = { 12.,16. }; | |
513 | Float_t zc[2] = { 6.,8. }; | |
514 | Float_t wc[2] = { 1.,2. }; | |
515 | Float_t ag10[4] = { 12.,1.,16.,28. }; | |
516 | Float_t zg10[4] = { 6.,1.,8.,14. }; | |
517 | Float_t wmatg10[4] = { .259,.288,.248,.205 }; | |
518 | Float_t adme[5] = { 12.,1.,16.,19.,79. }; | |
519 | Float_t zdme[5] = { 6.,1.,8.,9.,35. }; | |
520 | Float_t wmatdme[5] = { .4056,.0961,.2562,.1014,.1407 }; | |
521 | Float_t aal[2] = { 27.,16. }; | |
522 | Float_t zal[2] = { 13.,8. }; | |
523 | Float_t wmatal[2] = { 2.,3. }; | |
524 | // | |
525 | Int_t nlmatdme; | |
526 | Float_t epsil, stmin, dc, densg10, densal, deemax, stemax; | |
527 | Float_t densdme; | |
528 | Int_t nlmatg10, nlmatal; | |
529 | // | |
530 | // --- Vacuum | |
531 | AliMaterial(0, "Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); | |
532 | // --- Air | |
533 | AliMaterial(1, "Air$",14.61,7.3,0.001205,30423.24,67500.); | |
534 | // --- CO2 | |
535 | dc = .001977; | |
536 | AliMixture(7, "CO2$", ac, zc, dc, -2, wc); | |
537 | // --- G10 | |
538 | densg10 = 1.7; | |
539 | nlmatg10 = -4; | |
540 | AliMixture(5, "G10$", ag10, zg10, densg10, nlmatg10, wmatg10); | |
541 | // --- DME | |
542 | densdme = .00205; | |
543 | nlmatdme = 5; | |
544 | AliMixture(6, "DME ", adme, zdme, densdme, nlmatdme, wmatdme); | |
545 | // ---- ALUMINA (AL203) | |
546 | densal = 2.3; | |
547 | nlmatal = -2; | |
548 | AliMixture(8, "ALUMINA$", aal, zal, densal, nlmatal, wmatal); | |
549 | // Previous data | |
550 | // EPSIL = 0.1 ! Tracking precision, | |
551 | // STEMAX = 0.1 ! Maximum displacement for multiple scattering | |
552 | // DEEMAX = 0.1 ! Maximum fractional energy loss, DLS | |
553 | // STMIN = 0.1 | |
554 | // New data from | |
555 | epsil = .001; | |
556 | stemax = -1.; | |
557 | deemax = -.3; | |
558 | stmin = -.8; | |
ad51aeb0 | 559 | AliMedium(0, "Vacuum $", 0, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); |
560 | AliMedium(1, "Air $", 0, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
561 | AliMedium(5, "G10$", 5, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
562 | AliMedium(6, "DME$", 6, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
563 | AliMedium(7, "CO2$", 7, 0, ISXFLD, SXMGMX, 10., -.01, -.1, .01, -.01); | |
564 | AliMedium(8, "ALUMINA$", 8, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
565 | AliMedium(10, "DME$", 6, 1, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); | |
fe4da5cc | 566 | } |
567 | ||
568 | //_____________________________________________________________________________ | |
569 | Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) | |
570 | { | |
571 | // | |
572 | // Returns distance from mouse pointer to detector, default version | |
573 | // | |
574 | return 9999; | |
575 | } | |
576 | ||
577 | //_____________________________________________________________________________ | |
578 | void AliTOF::Init() | |
579 | { | |
580 | // | |
581 | // Initialise TOF detector after it has been built | |
582 | // | |
583 | Int_t i; | |
584 | AliMC *pMC=AliMC::GetMC(); | |
585 | // | |
586 | printf("\n"); | |
587 | for(i=0;i<35;i++) printf("*"); | |
588 | printf(" TOF_INIT "); | |
589 | for(i=0;i<35;i++) printf("*"); | |
590 | printf("\n"); | |
591 | // | |
592 | // Set id of TOF sensitive volume | |
593 | fIdSens=pMC->VolId("FPG2"); | |
594 | // | |
595 | for(i=0;i<80;i++) printf("*"); | |
596 | printf("\n"); | |
597 | } | |
598 | ||
599 | ||
600 | ClassImp(AliTOFhit) | |
601 | ||
602 | //___________________________________________ | |
603 | AliTOFhit::AliTOFhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): | |
604 | AliHit(shunt, track) | |
605 | { | |
606 | // | |
607 | // Store a TOF hit | |
608 | // | |
609 | Int_t i; | |
610 | for (i=0;i<3;i++) fVolume[i] = vol[i]; | |
611 | // | |
612 | // Position | |
613 | fX=hits[0]; | |
614 | fY=hits[1]; | |
615 | fZ=hits[2]; | |
616 | // | |
617 | // Momentum | |
618 | fPx=hits[3]; | |
619 | fPy=hits[4]; | |
620 | fPz=hits[5]; | |
621 | fPmom=hits[6]; | |
622 | // | |
623 | // Time Of Flight | |
624 | fTof=hits[7]; | |
625 | } | |
626 | ||
627 |