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Introducing a list of lists of hits -- more hits allowed for detector now
[u/mrichter/AliRoot.git] / ZDC / AliZDC.cxx
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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$Log$
1cedd08a 18Revision 1.6 1999/09/29 09:24:35 fca
19Introduction of the Copyright and cvs Log
20
4c039060 21*/
22
fe4da5cc 23///////////////////////////////////////////////////////////////////////////////
24// //
25// Zero Degree Calorimeter //
26// This class contains the basic functions for the Time Of Flight //
27// detector. Functions specific to one particular geometry are //
28// contained in the derived classes //
29// //
30//Begin_Html
31/*
1439f98e 32<img src="picts/AliZDCClass.gif">
fe4da5cc 33</pre>
34<br clear=left>
35<font size=+2 color=red>
36<p>The responsible person for this module is
37<a href="mailto:Eugenio.Scomparin@cern.ch">Eugenio Scomparin</a>.
38</font>
39<pre>
40*/
41//End_Html
42// //
43// //
44///////////////////////////////////////////////////////////////////////////////
45
46#include <TBRIK.h>
47#include <TNode.h>
48
49#include "AliZDC.h"
50#include "AliRun.h"
51#include "AliCallf77.h"
52#include "AliConst.h"
53#include "AliMC.h"
54
55#ifndef WIN32
56# define zdc_init zdc_init_
57# define zdc_step zdc_step_
58# define zdc_setbeam zdc_setbeam_
59# define zdc_sethijing zdc_sethijing_
60# define zdc_setvenus zdc_setvenus_
61# define zdc_setkine zdc_setkine_
62#else
63# define zdc_step ZDC_STEP
64# define zdc_setbeam ZDC_SETBEAM
65# define zdc_sethijing ZDC_SETHIJING
66# define zdc_setvenus ZDC_SETVENUS
67# define zdc_setkine ZDC_SETKINE
68#endif
69
70extern "C" void type_of_call zdc_init();
71extern "C" void type_of_call zdc_step();
72extern "C" void type_of_call zdc_setbeam(Int_t beam, Float_t fx, Float_t fy,
73 Float_t sx, Float_t sy, Float_t div,
74 Float_t angle, Int_t cross);
75extern "C" void type_of_call zdc_sethijing(Int_t hij, Int_t hijf, Int_t hijsp,
76 DEFCHARD DEFCHARL);
77extern "C" void type_of_call zdc_setvenus(Int_t hiv, Int_t hivf, Int_t hivsp,
78 DEFCHARD DEFCHARL);
79extern "C" void type_of_call zdc_setkine(Int_t code, Float_t pmom, Float_t cx,
80 Float_t cy, Float_t cz, Int_t type,
81 Int_t fermi);
82
83ClassImp(AliZDC)
84
85//_____________________________________________________________________________
86AliZDC::AliZDC()
87{
88 //
89 // Default constructor for the Zero Degree Calorimeter base class
90 //
91 fIshunt = 0;
92}
93
94//_____________________________________________________________________________
95AliZDC::AliZDC(const char *name, const char *title)
96 : AliDetector(name,title)
97{
98 //
99 // Standard constructor for the Zero Degree Calorimeter base class
100 //
101
102 //
103 // Allocate the array of hits
104 fHits = new TClonesArray("AliZDChit", 405);
1cedd08a 105 gAlice->AddHitList(fHits);
fe4da5cc 106
107 fIshunt = 1;
108}
109
110//_____________________________________________________________________________
111void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits)
112{
113 //
114 // Add a Zero Degree Calorimeter hit
115 //
116 TClonesArray &lhits = *fHits;
117 new(lhits[fNhits++]) AliZDChit(fIshunt,track,vol,hits);
118}
119
120//_____________________________________________________________________________
121void AliZDC::BuildGeometry()
122{
123 //
124 // Build the ROOT TNode geometry for event display
125 // in the Zero Degree Calorimeter
126 // This routine is dummy for the moment
127 //
128
129 // TNode *Node, *Top;
130 // TBRIK *brik;
131 // const int kColorZDC = kRed;
132
133 //
134 // Top=gAlice->GetGeometry()->GetNode("alice");
135
136 // ZDC
137 /*
138 brik = new TBRIK("S_ZDC","ZDC box","void",300,300,5);
139 Top->cd();
140 Node = new TNode("ZDC","ZDC","S_ZDC",0,0,600,"");
141 Node->SetLineColor(kColorZDC);
142 fNodes->Add(Node);
143 */
144}
145
146//_____________________________________________________________________________
147Int_t AliZDC::DistancetoPrimitive(Int_t , Int_t )
148{
149 //
150 // Distance from the mouse to the Zero Degree Calorimeter
151 // Dummy routine
152 //
153 return 9999;
154}
155
156//_____________________________________________________________________________
157void AliZDC::SetBeam(Int_t beam, Float_t fx, Float_t fy, Float_t sx,
158 Float_t sy, Float_t div, Float_t angle, Int_t cross)
159{
160 //
161 // Set beam characteristic
162 // This routine has to be revised as it is disconnected from the
163 // actual generation in this version of AliRoot
164 //
165
166 // beam : 1 = gaussian beam
167 // : 2 = uniform beam
168 // fx : x-coordinate of beam offset
169 // fy : y-coordinate of beam offset
170 // sx : sigma-x of the beam (gaussian or uniform)
171 // sy : sigma-y of the beam (gaussian or uniform)
172 // div : divergency of the beam (32*10**-6 rad for LHC)
173 // angle : beam crossing angle (100*10**-6 rad for LHC)
174 // cross : 1 = horizontal beam crossing
175 // : 2 = vertical beam crossing
176 zdc_setbeam(beam,fx,fy,sx,sy,div,angle,cross);
177}
178
179//_____________________________________________________________________________
180void AliZDC::SetHijing(Int_t hij, Int_t hijf, Int_t hijsp, const char *file)
181{
182 //
183 // Set the parameter for the HIJING generation
184 // This routine has to be revised as it is disconnected from the
185 // actual generation in this version of AliRoot
186 //
187
188 // HIJ : 1 = read HIJING event file
189 // : 2 = " " " " + debug
190 // HIJF : event number of the first event to be read from file
191 // HIJSP: 0 = read all particles
192 // : 1 = remove spectator nucleons
193 zdc_sethijing(hij,hijf,hijsp, PASSCHARD(file) PASSCHARL(file));
194}
195
196//_____________________________________________________________________________
197void AliZDC::SetVenus(Int_t hiv, Int_t hivf, Int_t hivsp, const char *file)
198{
199 //
200 // Set the parameter for the VENUS generation
201 // This routine has to be revised as it is disconnected from the
202 // actual generation in this version of AliRoot
203 //
204
205 // HIV : 1 = read VENUS event file
206 // : 2 = " " " " + debug
207 // HIVF : event number of the first event to be read from file
208 // HIVSP: 0 = read all particles
209 // : 1 = remove spectator nucleons
210 zdc_setvenus(hiv,hivf,hivsp, PASSCHARD(file) PASSCHARL(file));
211}
212
213//_____________________________________________________________________________
214void AliZDC::SetKine(Int_t code, Float_t pmom, Float_t cx, Float_t cy,
215 Float_t cz, Int_t type, Int_t fermi)
216{
217 //
218 // Set the parameter for the event generation
219 // This routine has to be revised as it is disconnected from the
220 // actual generation in this version of AliRoot
221 //
222
223 // code : GEANT code of the test particle
224 // pmom : absolute value of particle momentum
225 // cx,cy,cz : director cosines of the track (if type)
226 // type : 0 = take director cosines from cx,cy,cz
227 // : <>0 = pseudorapidity of the test particle
228 // fermi : 0 = no Fermi motion for the spectator nucleons
229 // : 1 = Fermi motion for the spectator nucleons
230 zdc_setkine(code,pmom,cx,cy,cz,type,fermi);
231}
232
233//_____________________________________________________________________________
234void AliZDC::StepManager()
235{
236 //
237 // Routine called at every step in the Zero Degree Calorimeter
238 // This is a simple interface to the FORTRAN routine
239 // A step manager should be written
240 //
241 zdc_step();
242}
243
244
245ClassImp(AliZDCv1)
246
247
248///////////////////////////////////////////////////////////////////////////////
249// //
250// Zero Degree Calorimeter version 1 //
251// //
252//Begin_Html
253/*
1439f98e 254<img src="picts/AliZDCv1Class.gif">
fe4da5cc 255*/
256//End_Html
257// //
258// //
259///////////////////////////////////////////////////////////////////////////////
260
261//_____________________________________________________________________________
262AliZDCv1::AliZDCv1() : AliZDC()
263{
264 //
265 // Default constructor for Zero Degree Calorimeter
266 //
267}
268
269//_____________________________________________________________________________
270AliZDCv1::AliZDCv1(const char *name, const char *title)
271 : AliZDC(name,title)
272{
273 //
274 // Standard constructor for Zero Degree Calorimeter
275 //
276}
277
278//_____________________________________________________________________________
279void AliZDCv1::CreateGeometry()
280{
281 //
282 // Create the geometry for the Zero Degree Calorimeter version 1
283 // -- Author : E Scomparin
284 //
285 //Begin_Html
286 /*
1439f98e 287 <img src="picts/AliZDCv1.gif">
fe4da5cc 288 */
289 //End_Html
290 //Begin_Html
291 /*
1439f98e 292 <img src="picts/AliZDCv1Tree.gif">
fe4da5cc 293 */
294 //End_Html
295
296 // The following variables were illegaly initialized in zdc_init.
297 // These variables should become data members of this class
298 // once zdc_init has been converted
299 //* Initialize COMMON block ZDC_CGEOM
300 //*
301
fe4da5cc 302 const Int_t NZPTX=4;
303 const Int_t NZPTY=1;
304 const Int_t NZNTX=2;
305 const Int_t NZNTY=2;
306
307 Float_t HDZN[3] = {4.0,4.0,50.0};
308 Float_t HDZP[3] = {10.0,6.0,75.0};
309 // Coordinates of the center of the ZDC front face in the MRS
310 Float_t ZNPOS[3] = {-0.5,0.,11613.};
311 Float_t ZPPOS[3] = {-21.0,0.,11563.};
312 Float_t FIZN[3] = {0.,0.01825,50.0};
313 Float_t FIZP[3] = {0.,0.01825,75.0};
314 Float_t GRZN[3] = {0.025,0.025,50.0};
315 Float_t GRZP[3] = {0.040,0.040,75.0};
316 Int_t NCEN[3] = {11,11,0};
317 Int_t NCEP[3] = {10,10,0};
318
319 Float_t angle;
320 Float_t zq, conpar[9], tubpar[3];
321 Int_t im1, im2;
322 Float_t zd1, zd2;
323
324
ad51aeb0 325 Int_t *idtmed = fIdtmed->GetArray()-799;
fe4da5cc 326
327 // -- Mother of the ZDC
328 conpar[0] = 0.;
329 conpar[1] = 360.;
330 conpar[2] = 2.;
331 conpar[3] = 1920.;
332 conpar[4] = 0.;
333 conpar[5] = 55.;
334 conpar[6] = 13060.;
335 conpar[7] = 0.;
336 conpar[8] = 55.;
cfce8870 337 gMC->Gsvolu("ZDC ", "PCON", idtmed[891], conpar, 9);
338 gMC->Gspos("ZDC ", 1, "ALIC", 0., 0., 0., 0, "ONLY");
fe4da5cc 339 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
340 // beginning of D1)
341
342 zd1 = 1920.;
343
344 tubpar[0] = 2.3;
345 tubpar[1] = 2.5;
346 tubpar[2] = 1961.75;
cfce8870 347 gMC->Gsvolu("P001", "TUBE", idtmed[851], tubpar, 3);
348 gMC->Gspos("P001", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 349
350 //-- SECOND SECTION OF THE BEAM PIPE (FROM THE END OF D1 TO THE BEGINNING OF
351 // D2)
352
353 zd1 = 6316.+472.5;
354
355 tubpar[0] = 7.3/2.;
356 tubpar[1] = 7.7/2.;
357 tubpar[2] = 90.*0.5;
cfce8870 358 gMC->Gsvolu("P002", "TUBE", idtmed[851], tubpar, 3);
359 gMC->Gspos("P002", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 360
361 zd1 += tubpar[2] * 2.;
362
363 tubpar[0] = 7.3/2.;
364 tubpar[1] = 7.7/2.;
365 tubpar[2] = 10.*0.5;
cfce8870 366 gMC->Gsvolu("P003", "TUBE", idtmed[851], tubpar, 3);
367 gMC->Gspos("P003", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 368
369 zd1 += tubpar[2] * 2.;
370
371 conpar[0] = 3.16/2.;
372 conpar[1] = 7.3/2.;
373 conpar[2] = 7.7/2.;
374 conpar[3] = 9.8/2.;
375 conpar[4] = 10.0/2.;
cfce8870 376 gMC->Gsvolu("P004", "CONE", idtmed[851], conpar, 5);
377 gMC->Gspos("P004", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 378
379 zd1 += conpar[0] * 2.;
380
381 tubpar[0] = 9.8/2.;
382 tubpar[1] = 10.0/2;
383 tubpar[2] = 490./2.;
cfce8870 384 gMC->Gsvolu("P005", "TUBE", idtmed[851], tubpar, 3);
385 gMC->Gspos("P005", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 386
387 zd1 += tubpar[2] * 2.;
388
389 conpar[0] = 30./2.;
390 conpar[1] = 9.8/2.;
391 conpar[2] = 10.0/2.;
392 conpar[3] = 20.4/2.;
393 conpar[4] = 20.6/2.;
cfce8870 394 gMC->Gsvolu("P006", "CONE", idtmed[851], conpar, 5);
395 gMC->Gspos("P006", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 396
397 zd1 += conpar[0] * 2.;
398
399 tubpar[0] = 20.4/2.;
400 tubpar[1] = 20.6/2.;
401 tubpar[2] = 150./2.;
cfce8870 402 gMC->Gsvolu("P007", "TUBE", idtmed[851], tubpar, 3);
403 gMC->Gspos("P007", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 404
405 zd1 += tubpar[2] * 2.;
406
407 conpar[0] = 13.6/2.;
408 conpar[1] = 20.4/2.;
409 conpar[2] = 20.6/2.;
410 conpar[3] = 25.2/2.;
411 conpar[4] = 25.4/2.;
cfce8870 412 gMC->Gsvolu("P008", "CONE", idtmed[851], conpar, 5);
413 gMC->Gspos("P008", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 414
415 zd1 += conpar[0] * 2.;
416
417 tubpar[0] = 25.2/2.;
418 tubpar[1] = 25.4/2.;
419 tubpar[2] = 205.8/2.;
cfce8870 420 gMC->Gsvolu("P009", "TUBE", idtmed[851], tubpar, 3);
421 gMC->Gspos("P009", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 422
423 zd1 += tubpar[2] * 2.;
424
425 tubpar[0] = 43.8/2.;
426 tubpar[1] = 44.0/2.;
427 tubpar[2] = 500./2.;
cfce8870 428 gMC->Gsvolu("P010", "TUBE", idtmed[851], tubpar, 3);
429 gMC->Gspos("P010", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 430
431 zd1 += tubpar[2] * 2.;
432
433 tubpar[0] = 31.8/2.;
434 tubpar[1] = 32.0/2.;
435 tubpar[2] = 757.5/2.;
cfce8870 436 gMC->Gsvolu("P011", "TUBE", idtmed[851], tubpar, 3);
437 gMC->Gspos("P011", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 438
439 zd1 += tubpar[2] * 2.;
440
441 conpar[0] = 22.7/2.;
442 conpar[1] = 31.8/2.;
443 conpar[2] = 32.0/2.;
444 conpar[3] = 39.8/2.;
445 conpar[4] = 40.0/2.;
cfce8870 446 gMC->Gsvolu("P012", "CONE", idtmed[851], conpar, 5);
447 gMC->Gspos("P012", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 448
449 zd1 += conpar[0] * 2.;
450
451 tubpar[0] = 39.8/2.;
452 tubpar[1] = 40.0/2.;
453 tubpar[2] = 100./2.;
cfce8870 454 gMC->Gsvolu("P013", "TUBE", idtmed[851], tubpar, 3);
455 gMC->Gspos("P013", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 456
457 zd1 += tubpar[2] * 2.;
458
459 tubpar[0] = 39.8/2.;
460 tubpar[1] = 40.0/2.;
461 tubpar[2] = 600./2.;
cfce8870 462 gMC->Gsvolu("P014", "TUBE", idtmed[851], tubpar, 3);
463 gMC->Gspos("P014", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 464
465 zd1 += tubpar[2] * 2.;
466
467 conpar[0] = 28.4/2.;
468 conpar[1] = 39.8/2.;
469 conpar[2] = 40.0/2.;
470 conpar[3] = 49.8/2.;
471 conpar[4] = 50.0/2.;
cfce8870 472 gMC->Gsvolu("P015", "CONE", idtmed[851], conpar, 5);
473 gMC->Gspos("P015", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 474
475 zd1 += conpar[0] * 2.;
476
477 tubpar[0] = 49.8/2.;
478 tubpar[1] = 50.0/2.;
479 tubpar[2] = 100./2.;
cfce8870 480 gMC->Gsvolu("P016", "TUBE", idtmed[851], tubpar, 3);
481 gMC->Gspos("P016", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 482
483 zd1 += tubpar[2] * 2.;
484
485 tubpar[0] = 49.8/2.;
486 tubpar[1] = 50.0/2.;
487 tubpar[2] = 600./2.;
cfce8870 488 gMC->Gsvolu("P017", "TUBE", idtmed[851], tubpar, 3);
489 gMC->Gspos("P017", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 490
491 zd1 += tubpar[2] * 2.;
492
493 conpar[0] = 28.4/2.;
494 conpar[1] = 49.8/2.;
495 conpar[2] = 50.0/2.;
496 conpar[3] = 59.8/2.;
497 conpar[4] = 60.0/2.;
cfce8870 498 gMC->Gsvolu("P018", "CONE", idtmed[851], conpar, 5);
499 gMC->Gspos("P018", 1, "ZDC ", 0., 0., conpar[0] + zd1, 0, "ONLY");
fe4da5cc 500
501 zd1 += conpar[0] * 2.;
502
503 tubpar[0] = 59.8/2.;
504 tubpar[1] = 60.0/2.;
505 tubpar[2] = 50./2.;
cfce8870 506 gMC->Gsvolu("P019", "TUBE", idtmed[851], tubpar, 3);
507 gMC->Gspos("P019", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 508
509 zd1 += tubpar[2] * 2.;
510
511 tubpar[0] = 59.8/2.;
512 tubpar[1] = 60.0/2.;
513 tubpar[2] = 800./2.;
cfce8870 514 gMC->Gsvolu("P020", "TUBE", idtmed[851], tubpar, 3);
515 gMC->Gspos("P020", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 516
517 zd1 += tubpar[2] * 2.;
518
519 tubpar[0] = 0.;
520 tubpar[1] = 60.0/2.;
521 tubpar[2] = 0.2/2.;
cfce8870 522 gMC->Gsvolu("P021", "TUBE", idtmed[851], tubpar, 3);
523 gMC->Gspos("P021", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
fe4da5cc 524
525 zd1 += tubpar[2] * 2.;
526
527 tubpar[0] = 0.;
528 tubpar[1] = 4.4/2.;
529 tubpar[2] = 0.2/2.;
cfce8870 530 gMC->Gsvolu("Q021", "TUBE", idtmed[889], tubpar, 3);
fe4da5cc 531 tubpar[0] = 0.;
532 tubpar[1] = 7.0/2.;
533 tubpar[2] = 0.2/2.;
cfce8870 534 gMC->Gsvolu("R021", "TUBE", idtmed[889], tubpar, 3);
fe4da5cc 535 // -- POSITION Q021 INSIDE P021
cfce8870 536 gMC->Gspos("Q021", 1, "P021", -7.7, 0., 0., 0, "ONLY");
fe4da5cc 537 // -- POSITION R020 INSIDE P020
cfce8870 538 gMC->Gspos("R021", 1, "P021", 7.7, 0., 0., 0, "ONLY");
fe4da5cc 539
540 // -- BEAM PIPES BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
541 tubpar[0] = 4.0/2.;
542 tubpar[1] = 4.4/2.;
543 tubpar[2] = 645.*0.5;
cfce8870 544 gMC->Gsvolu("P022", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 545 tubpar[0] = 7.0/2.;
546 tubpar[1] = 7.4/2.;
547 tubpar[2] = 645.*0.5;
cfce8870 548 gMC->Gsvolu("P023", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 549
550 // -- ROTATE PIPES
551 AliMatrix(im1, 90.-0.071, 0., 90., 90., .071, 180.);
552 angle = .071*kDegrad;
cfce8870 553 gMC->Gspos("P022", 1, "ZDC ", TMath::Sin(angle) * 322.5 - 9.7 +
fe4da5cc 554 TMath::Sin(angle) * 472.5, 0., tubpar[2] + zd1, im1, "ONLY");
555 AliMatrix(im2, 90.+0.071, 0., 90., 90., .071, 0.);
cfce8870 556 gMC->Gspos("P023", 1, "ZDC ", 9.7 - TMath::Sin(angle) * 322.5, 0.,
fe4da5cc 557 tubpar[2] + zd1, im2, "ONLY");
558
559 // -- END OF BEAM PIPE VOLUME DEFINITION. MAGNET DEFINITION FOLLOWS
560 // (LHC OPTICS 6)
561
562 // -- COMPENSATOR DIPOLE (MCBWA)
563 // GAP (VACUUM WITH MAGNETIC FIELD)
564
565 tubpar[0] = 0.;
566 tubpar[1] = 4.5;
567 tubpar[2] = 190./2.;
cfce8870 568 gMC->Gsvolu("MCBW", "TUBE", idtmed[890], tubpar, 3);
569 gMC->Gspos("MCBW", 1, "ZDC ", 0., 0., tubpar[2] + 1920., 0, "ONLY");
fe4da5cc 570
571 // -- YOKE (IRON WITHOUT MAGNETIC FIELD)
572
573 tubpar[0] = 4.5;
574 tubpar[1] = 55.;
575 tubpar[2] = 190./2.;
cfce8870 576 gMC->Gsvolu("YMCB", "TUBE", idtmed[851], tubpar, 3);
577 gMC->Gspos("YMCB", 1, "ZDC ", 0., 0., tubpar[2] + 1920., 0, "ONLY");
fe4da5cc 578
579 // -- INNER TRIPLET
580
581 zq = 2300.;
582
583 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
584
585 // MQXL
586 // -- GAP (VACUUM WITH MAGNETIC FIELD)
587
588 tubpar[0] = 0.;
589 tubpar[1] = 3.5;
590 tubpar[2] = 630./2.;
cfce8870 591 gMC->Gsvolu("MQXL", "TUBE", idtmed[890], tubpar, 3);
fe4da5cc 592
593 // -- YOKE
594
595 tubpar[0] = 3.5;
596 tubpar[1] = 22.;
597 tubpar[2] = 630./2.;
cfce8870 598 gMC->Gsvolu("YMQL", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 599
cfce8870 600 gMC->Gspos("MQXL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY");
601 gMC->Gspos("YMQL", 1, "ZDC ", 0., 0., tubpar[2] + zq, 0, "ONLY");
fe4da5cc 602
cfce8870 603 gMC->Gspos("MQXL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY");
604 gMC->Gspos("YMQL", 2, "ZDC ", 0., 0., tubpar[2] + zq + 2430., 0, "ONLY");
fe4da5cc 605
606 // -- MQX
607 // -- GAP (VACUUM WITH MAGNETIC FIELD)
608
609 tubpar[0] = 0.;
610 tubpar[1] = 3.5;
611 tubpar[2] = 550./2.;
cfce8870 612 gMC->Gsvolu("MQX ", "TUBE", idtmed[890], tubpar, 3);
fe4da5cc 613
614 // -- YOKE
615
616 tubpar[0] = 3.5;
617 tubpar[1] = 22.;
618 tubpar[2] = 550./2.;
cfce8870 619 gMC->Gsvolu("YMQ ", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 620
cfce8870 621 gMC->Gspos("MQX ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY");
622 gMC->Gspos("YMQ ", 1, "ZDC ", 0., 0., tubpar[2] + zq + 880., 0, "ONLY");
fe4da5cc 623
cfce8870 624 gMC->Gspos("MQX ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY");
625 gMC->Gspos("YMQ ", 2, "ZDC ", 0., 0., tubpar[2] + zq + 1530., 0, "ONLY");
fe4da5cc 626
627 // -- SEPARATOR DIPOLE D1
628
629 zd1 = 5843.5;
630
631 // -- GAP (VACUUM WITH MAGNETIC FIELD)
632
633 tubpar[0] = 0.;
634 tubpar[1] = 4.5;
635 tubpar[2] = 945/2.;
cfce8870 636 gMC->Gsvolu("D1 ", "TUBE", idtmed[890], tubpar, 3);
fe4da5cc 637
638 // -- YOKE
639
640 tubpar[0] = 0.;
641 tubpar[1] = 55.;
642 tubpar[2] = 945/2.;
cfce8870 643 gMC->Gsvolu("YD1 ", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 644
cfce8870 645 gMC->Gspos("YD1 ", 1, "ZDC ", 0., 0., tubpar[2] + zd1, 0, "ONLY");
646 gMC->Gspos("D1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
fe4da5cc 647
648 // -- DIPOLE D2
649
650 zd2 = 12113.2;
651
652 // -- GAP (VACUUM WITH MAGNETIC FIELD)
653
654 tubpar[0] = 0.;
655 tubpar[1] = 4.5;
656 tubpar[2] = 945./2.;
cfce8870 657 gMC->Gsvolu("D2 ", "TUBE", idtmed[890], tubpar, 3);
fe4da5cc 658
659 // -- YOKE
660
661 tubpar[0] = 0.;
662 tubpar[1] = 55.;
663 tubpar[2] = 945./2.;
cfce8870 664 gMC->Gsvolu("YD2 ", "TUBE", idtmed[851], tubpar, 3);
fe4da5cc 665
cfce8870 666 gMC->Gspos("YD2 ", 1, "ZDC ", 0., 0., tubpar[2] + zd2, 0, "ONLY");
fe4da5cc 667
cfce8870 668 gMC->Gspos("D2 ", 1, "YD2 ", -9.7, 0., 0., 0, "ONLY");
669 gMC->Gspos("D2 ", 2, "YD2 ", 9.7, 0., 0., 0, "ONLY");
fe4da5cc 670
671 // -- END OF MAGNET DEFINITION
672
673 // ----------------- Hadronic calorimeters -------------------- *
674
675 // Neutron calorimeter
676
cfce8870 677 gMC->Gsvolu("ZNEU", "BOX ", idtmed[800], HDZN, 3); // Passive material
678 gMC->Gsvolu("ZNFI", "TUBE", idtmed[802], FIZN, 3); // Active material
679 gMC->Gsvolu("ZNGR", "BOX ", idtmed[889], GRZN, 3); // Empty grooves
fe4da5cc 680
681 // Divide ZNEU in towers
682 // (for hits purposes)
683
cfce8870 684 gMC->Gsdvn("ZNTX", "ZNEU", NZNTX, 1); // x-tower
685 gMC->Gsdvn("ZN1 ", "ZNTX", NZNTY, 2); // y-tower
fe4da5cc 686
687 // Divide ZNEU in minitowers
688 // (NCEN(1)= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
689 // NCEN(2)= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS)
690 // (one fiber per minitower)
691
cfce8870 692 gMC->Gsdvn("ZNSL", "ZN1 ", NCEN[1], 2); // Slices
693 gMC->Gsdvn("ZNST", "ZNSL", NCEN[0], 1); // Sticks
fe4da5cc 694
695 // --- Position the empty grooves in the sticks
cfce8870 696 gMC->Gspos("ZNGR", 1, "ZNST", 0., 0., 0., 0, "ONLY");
fe4da5cc 697 // --- Position the fibers in the grooves
cfce8870 698 gMC->Gspos("ZNFI", 1, "ZNGR", 0., 0., 0., 0, "ONLY");
fe4da5cc 699 // --- Position the neutron calorimeter in ZDC
cfce8870 700 gMC->Gspos("ZNEU", 1, "ZDC ", ZNPOS[0], ZNPOS[1], ZNPOS[2] + HDZN[2], 0, "ONLY");
fe4da5cc 701
702 // Proton calorimeter
703
cfce8870 704 gMC->Gsvolu("ZPRO", "BOX ", idtmed[801], HDZP, 3); // Passive material
705 gMC->Gsvolu("ZPFI", "TUBE", idtmed[802], FIZP, 3); // Active material
706 gMC->Gsvolu("ZPGR", "BOX ", idtmed[889], GRZP, 3); // Empty grooves
fe4da5cc 707
708 // Divide ZPRO in towers
709 // (for hits purposes)
710
cfce8870 711 gMC->Gsdvn("ZPTX", "ZPRO", NZPTX, 1); // x-tower
712 gMC->Gsdvn("ZP1 ", "ZPTX", NZPTY, 2); // y-tower
fe4da5cc 713
714
715 // Divide ZPRO in minitowers
716 // (NCEP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
717 // NCEP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER)
718 // (one fiber per minitower)
719
cfce8870 720 gMC->Gsdvn("ZPSL", "ZP1 ", NCEP[1], 2); // Slices
721 gMC->Gsdvn("ZPST", "ZPSL", NCEP[0], 1); // Sticks
fe4da5cc 722
723 // --- Position the empty grooves in the sticks
cfce8870 724 gMC->Gspos("ZPGR", 1, "ZPST", 0., 0., 0., 0, "ONLY");
fe4da5cc 725 // --- Position the fibers in the grooves
cfce8870 726 gMC->Gspos("ZPFI", 1, "ZPGR", 0., 0., 0., 0, "ONLY");
fe4da5cc 727 // --- Position the proton calorimeter in ZDC
cfce8870 728 gMC->Gspos("ZPRO", 1, "ZDC ", ZPPOS[0], ZPPOS[1], ZPPOS[2] + HDZP[2], 0, "ONLY");
fe4da5cc 729
730}
731
732//_____________________________________________________________________________
1a6536da 733void AliZDCv1::DrawModule()
fe4da5cc 734{
735 //
736 // Draw a shaded view of the Zero Degree Calorimeter version 1
737 //
738
fe4da5cc 739 // Set everything unseen
cfce8870 740 gMC->Gsatt("*", "seen", -1);
fe4da5cc 741 //
742 // Set ALIC mother transparent
cfce8870 743 gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc 744 //
745 // Set the volumes visible
cfce8870 746 gMC->Gsatt("ZDC","SEEN",0);
747 gMC->Gsatt("P001","SEEN",1);
748 gMC->Gsatt("P002","SEEN",1);
749 gMC->Gsatt("P003","SEEN",1);
750 gMC->Gsatt("P004","SEEN",1);
751 gMC->Gsatt("P005","SEEN",1);
752 gMC->Gsatt("P006","SEEN",1);
753 gMC->Gsatt("P007","SEEN",1);
754 gMC->Gsatt("P008","SEEN",1);
755 gMC->Gsatt("P009","SEEN",1);
756 gMC->Gsatt("P010","SEEN",1);
757 gMC->Gsatt("P011","SEEN",1);
758 gMC->Gsatt("P012","SEEN",1);
759 gMC->Gsatt("P013","SEEN",1);
760 gMC->Gsatt("P014","SEEN",1);
761 gMC->Gsatt("P015","SEEN",1);
762 gMC->Gsatt("P016","SEEN",1);
763 gMC->Gsatt("P017","SEEN",1);
764 gMC->Gsatt("P018","SEEN",1);
765 gMC->Gsatt("P019","SEEN",1);
766 gMC->Gsatt("P020","SEEN",1);
767 gMC->Gsatt("P021","SEEN",1);
768 gMC->Gsatt("Q021","SEEN",1);
769 gMC->Gsatt("R021","SEEN",1);
770 gMC->Gsatt("P022","SEEN",1);
771 gMC->Gsatt("P023","SEEN",1);
772 gMC->Gsatt("D1 ","SEEN",1);
773 gMC->Gsatt("YD1 ","SEEN",1);
774 gMC->Gsatt("D2 ","SEEN",1);
775 gMC->Gsatt("YD2 ","SEEN",1);
776 gMC->Gsatt("MCBW","SEEN",1);
777 gMC->Gsatt("YMCB","SEEN",1);
778 gMC->Gsatt("MQXL","SEEN",1);
779 gMC->Gsatt("YMQL","SEEN",1);
780 gMC->Gsatt("MQX","SEEN",1);
781 gMC->Gsatt("YMQ","SEEN",1);
782 gMC->Gsatt("D1","SEEN",1);
783 gMC->Gsatt("YD1","SEEN",1);
784 gMC->Gsatt("D2","SEEN",1);
785 gMC->Gsatt("YD2","SEEN",1);
786 gMC->Gsatt("ZNEU","SEEN",0);
787 gMC->Gsatt("ZNFI","SEEN",0);
788 gMC->Gsatt("ZNGR","SEEN",0);
789 gMC->Gsatt("ZNTX","SEEN",0);
790 gMC->Gsatt("ZN1 ","COLO",2);
791 gMC->Gsatt("ZN1 ","SEEN",1);
792 gMC->Gsatt("ZNSL","SEEN",0);
793 gMC->Gsatt("ZNST","SEEN",0);
794 gMC->Gsatt("ZPRO","SEEN",0);
795 gMC->Gsatt("ZPFI","SEEN",0);
796 gMC->Gsatt("ZPGR","SEEN",0);
797 gMC->Gsatt("ZPTX","SEEN",0);
798 gMC->Gsatt("ZP1 ","SEEN",1);
799 gMC->Gsatt("ZPSL","SEEN",0);
800 gMC->Gsatt("ZPST","SEEN",0);
801
802 //
803 gMC->Gdopt("hide", "on");
804 gMC->Gdopt("shad", "on");
805 gMC->Gsatt("*", "fill", 7);
806 gMC->SetClipBox(".");
807 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
808 gMC->DefaultRange();
809 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
810 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 1");
811 gMC->Gdman(18, 4, "MAN");
fe4da5cc 812}
813
814//_____________________________________________________________________________
815void AliZDCv1::CreateMaterials()
816{
817 //
818 // Create Materials for the Zero Degree Calorimeter
819 //
820 // Origin : E. Scomparin
821
ad51aeb0 822 Int_t *idtmed = fIdtmed->GetArray()-799;
fe4da5cc 823
824 Float_t dens, ubuf[1], wmat[2];
825 Int_t isvol_active;
826 Float_t a[2];
827 Int_t i;
828 Float_t z[2], epsil=0.001, stmin=0.01;
829 Int_t isvol;
830 Float_t fieldm = gAlice->Field()->Max();
831 Int_t inofld;
832 Float_t deemax=-1;
833 Float_t tmaxfd=gAlice->Field()->Max();
834 Int_t isxfld = gAlice->Field()->Integ();
835 Float_t stemax;
836
837 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
838
839 // --- Tungsten
840 ubuf[0] = 1.11;
841 AliMaterial(1, "TUNG", 183.85, 74., 19.3, .35, 10.3, ubuf, 1);
842
843 // --- Brass (CuZn)
844 dens = 8.48;
845 a[0] = 63.546;
846 a[1] = 65.39;
847 z[0] = 29.;
848 z[1] = 30.;
849 wmat[0] = .63;
850 wmat[1] = .37;
851 AliMixture(2, "BRASS ", a, z, dens, 2, wmat);
852
853 // --- SiO2
854 dens = 2.64;
855 a[0] = 28.086;
856 a[1] = 15.9994;
857 z[0] = 14.;
858 z[1] = 8.;
859 wmat[0] = 1.;
860 wmat[1] = 2.;
861 AliMixture(3, "SIO2 ", a, z, dens, -2, wmat);
862
863 // --- Lead
864 ubuf[0] = 1.12;
865 AliMaterial(4, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
866
867 // --- Copper
868 ubuf[0] = 1.1;
869 AliMaterial(5, "COPP", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
870
871 // --- Tantalum
872 ubuf[0] = 1.1;
873 AliMaterial(6, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
874
875 // Steel still to be added
876
877 // --- Iron
878 ubuf[0] = 1.1;
879 AliMaterial(52, "IRON", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
880
881 // --- Vacuum (no magnetic field)
882 AliMaterial(90, "VOID", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
883
884 // --- Vacuum (magnetic field)
885 AliMaterial(91, "VOIM", 1e-16, 1e-16, 1e-16, 1e16, 1e16, ubuf,0);
886
887 // --- Air non magnetic
888 AliMaterial(92, "Air $", 14.61, 7.3, .001205, 30420., 67500., ubuf, 0);
889
890 // --- Definition of tracking media:
891
892 // --- Tungsten = 801 ;
893 // --- Brass = 802 ;
894 // --- Fibers (SiO2) = 803 ;
895 // --- Lead = 804 ;
896 // --- Copper = 805 ;
897 // --- Tantalum = 806 ;
898 // --- Steel = 851 ;
899 // --- Iron = 852 ;
900 // --- Vacuum (no field) = 890
901 // --- Vacuum (with field) = 891
902 // --- Air (no field) = 892
903
904
905 // --- Tracking media parameters
906 epsil = .01;
907 stemax = 1.;
908 isvol = 0;
909 isvol_active = 1;
910 inofld = 0;
911 fieldm = 0.;
912
ad51aeb0 913 AliMedium(1, "ZW", 1, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
914 AliMedium(2, "ZBRASS", 2, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
915 AliMedium(3, "ZSIO2", 3, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
916 AliMedium(4, "ZLEAD", 4, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
917 AliMedium(5, "ZCOPP", 5, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
918 AliMedium(6, "ZTANT", 6, isvol_active, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
919 AliMedium(52, "ZIRON", 52, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
920 AliMedium(90, "ZVOID", 90, isvol, inofld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
921 AliMedium(92, "Air", 92, 0, inofld, fieldm, tmaxfd, stemax,deemax, epsil, stmin);
fe4da5cc 922
923 fieldm = 45.;
ad51aeb0 924 // AliMedium(91, "ZVOIM", 91, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
925 AliMedium(91, "ZVOIM", 91, isvol, isxfld, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
fe4da5cc 926
927 // Thresholds for showering in the ZDCs
928
929 i = 801;
cfce8870 930 gMC->Gstpar(idtmed[i-1], "CUTGAM", .01);
931 gMC->Gstpar(idtmed[i-1], "CUTELE", .01);
932 gMC->Gstpar(idtmed[i-1], "CUTNEU", .1);
933 gMC->Gstpar(idtmed[i-1], "CUTHAD", .1);
fe4da5cc 934 i = 802;
cfce8870 935 gMC->Gstpar(idtmed[i-1], "CUTGAM", .01);
936 gMC->Gstpar(idtmed[i-1], "CUTELE", .01);
937 gMC->Gstpar(idtmed[i-1], "CUTNEU", .1);
938 gMC->Gstpar(idtmed[i-1], "CUTHAD", .1);
fe4da5cc 939
940 // Avoid too detailed showering along the beam line
941
942 i = 852;
cfce8870 943 gMC->Gstpar(idtmed[i-1], "CUTGAM", .1);
944 gMC->Gstpar(idtmed[i-1], "CUTELE", .1);
945 gMC->Gstpar(idtmed[i-1], "CUTNEU", 1.);
946 gMC->Gstpar(idtmed[i-1], "CUTHAD", 1.);
fe4da5cc 947
948 // Avoid interaction in fibers (only energy loss allowed)
949 i = 803;
cfce8870 950 gMC->Gstpar(idtmed[i-1], "DCAY", 0.);
951 gMC->Gstpar(idtmed[i-1], "MULS", 0.);
952 gMC->Gstpar(idtmed[i-1], "PFIS", 0.);
953 gMC->Gstpar(idtmed[i-1], "MUNU", 0.);
954 gMC->Gstpar(idtmed[i-1], "LOSS", 1.);
955 gMC->Gstpar(idtmed[i-1], "PHOT", 0.);
956 gMC->Gstpar(idtmed[i-1], "COMP", 0.);
957 gMC->Gstpar(idtmed[i-1], "PAIR", 0.);
958 gMC->Gstpar(idtmed[i-1], "BREM", 0.);
959 gMC->Gstpar(idtmed[i-1], "DRAY", 0.);
960 gMC->Gstpar(idtmed[i-1], "ANNI", 0.);
961 gMC->Gstpar(idtmed[i-1], "HADR", 0.);
fe4da5cc 962}
963
964ClassImp(AliZDChit)
965
966//_____________________________________________________________________________
967AliZDChit::AliZDChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits):
968 AliHit(shunt, track)
969{
970 //
971 // Add a Zero Degree Calorimeter hit
972 //
973 Int_t i;
974 for (i=0;i<4;i++) fVolume[i] = vol[i];
975 fX=hits[0];
976 fY=hits[1];
977 fZ=hits[2];
978 fEnergy=hits[3];
979}