1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 ///////////////////////////////////////////////////////////////////////////////
20 // Magnetic Dipole version 1 //
24 <img src="picts/AliDIPOv2Class.gif">
27 <font size=+2 color=red>
28 <p>The responsible person for this module is
29 <a href="mailto:andreas.morsch@cern.ch">Andreas Morsch</a>.
37 #include "AliDIPOv2.h"
44 //_____________________________________________________________________________
45 AliDIPOv2::AliDIPOv2()
48 // Last design of magnetic dipole version 2
52 //_____________________________________________________________________________
53 AliDIPOv2::AliDIPOv2(const char *name, const char *title)
57 // Standard constructor for the magnetic dipole version 2
63 void AliDIPOv2::CreateGeometry()
66 // Creation of the geometry of the magnetic DIPOLE version 2
69 CreateSpectrometerDipole();
70 CreateCompensatorDipole();
74 //_____________________________________________________________________________
75 void AliDIPOv2::CreateSpectrometerDipole()
78 // Creation of the geometry of the magnetic DIPOLE version 2
81 Float_t cpar[5], tpar[18], ypar[12];
84 Float_t accMax, the1, phi1, the2, phi2, the3, phi3;
86 Int_t *idtmed = fIdtmed->GetArray()-1799;
88 // const Int_t kCoil = 1813;
89 // const Int_t kCable= 1811;
91 const Int_t kCoil = 1808;
92 const Int_t kCable= 1808;
94 accMax = 9.; // ANGLE POLAIRE MAXIMUM
97 const Float_t kZDipole = 975;
103 tpar[3] = -250.55+kZDipole;
107 tpar[6] = -160.7+kZDipole;
111 tpar[9] = 30.+kZDipole;
115 tpar[12] = 150.8+kZDipole;
119 tpar[15] = 260.55+kZDipole;
124 gMC->Gsvolu("DDIP", "PCON", idtmed[1814], tpar, 18);
133 gMC->Gsvolu("DC1 ", "TUBS", idtmed[kCoil+40], cpar, 5);
136 gMC->Gsvolu("DC2 ", "TUBS", idtmed[kCoil+40], cpar, 5);
138 // coil - low cuts cuts
140 // cpar[1] = cpar[0] + 10.;
145 gMC->Gsvolu("DC3 ", "TUBS", idtmed[kCoil], cpar, 5);
150 gMC->Gsvolu("DC4 ", "TUBS", idtmed[kCoil], cpar, 5);
152 gMC->Gspos("DC3 ", 1, "DC1 ", 0., 0., 0., 0, "ONLY");
153 gMC->Gspos("DC4 ", 1, "DC2 ", 0., 0., 0., 0, "ONLY");
155 // dz = 37.65 - 243.55
158 gMC->Gspos("DC1 ", 1, "DDIP", dx, 0., dz+kZDipole, 0, "ONLY");
159 gMC->Gspos("DC1 ", 2, "DDIP", dx, 0., -dz+kZDipole, 0, "ONLY");
160 gMC->Gspos("DC2 ", 1, "DDIP", -dx, 0., dz+kZDipole, 0, "ONLY");
161 gMC->Gspos("DC2 ", 2, "DDIP", -dx, 0., -dz+kZDipole, 0, "ONLY");
168 AliMatrix(idrotm[1800], the1, phi1, the2, phi2, the3, phi3);
172 AliMatrix(idrotm[1801], the1, phi1, the2, phi2, the3, phi3);
179 AliMatrix(idrotm[1802], the1, phi1, the2, phi2, the3, phi3);
183 AliMatrix(idrotm[1803], the1, phi1, the2, phi2, the3, phi3);
186 cpar[1] = 100.3; //25+75.3
191 gMC->Gsvolu("DC11", "TUBS", idtmed[kCoil+40], cpar, 5);
193 dx = TMath::Sin(30.5*kDegrad) * -(207.+33.5)+5./TMath::Sin(30.5*kDegrad);
194 dy = TMath::Cos(30.5*kDegrad) * -(207.+33.5);
195 dz = cpar[1] - 243.55-2.45;
196 gMC->Gspos("DC11", 1, "DDIP", dx, dy, dz+kZDipole, idrotm[1800], "ONLY");
197 gMC->Gspos("DC11", 2, "DDIP", dx, dy, -dz+kZDipole, idrotm[1802], "ONLY");
198 gMC->Gspos("DC11", 3, "DDIP", -dx, dy, dz+kZDipole, idrotm[1801], "ONLY");
199 gMC->Gspos("DC11", 4, "DDIP", -dx, dy, -dz+kZDipole, idrotm[1803], "ONLY");
205 cpar[1] = 100.3; //25+75.3
210 gMC->Gsvolu("DC12", "TUBS", idtmed[kCoil+40], cpar, 5);
212 dx = TMath::Sin(30.5*kDegrad) * -(207.+33.5)+5./TMath::Sin(30.5*kDegrad);
213 dy = TMath::Cos(30.5*kDegrad) *(207.+33.5);
214 dz = cpar[1] - 243.55-2.45;
215 gMC->Gspos("DC12", 1, "DDIP", dx, dy, dz+kZDipole, idrotm[1801], "ONLY");
216 gMC->Gspos("DC12", 2, "DDIP", dx, dy, -dz+kZDipole, idrotm[1803], "ONLY");
217 gMC->Gspos("DC12", 3, "DDIP", -dx, dy, dz+kZDipole, idrotm[1800], "ONLY");
218 gMC->Gspos("DC12", 4, "DDIP", -dx, dy, -dz+kZDipole, idrotm[1802], "ONLY");
226 AliMatrix(idrotm[1804], the1, phi1, the2, phi2, the3, phi3);
231 AliMatrix(idrotm[1805], the1, phi1, the2, phi2, the3, phi3);
233 phi1 = 119.; //180 -61
235 phi2 = 209.; //270-61
236 AliMatrix(idrotm[1806], the1, phi1, the2, phi2, the3, phi3);
241 AliMatrix(idrotm[1807], the1, phi1, the2, phi2, the3, phi3);
248 gMC->Gsvolu("DL1 ", "BOX ", idtmed[kCoil+40], tpar, 3);
254 gMC->Gsvolu("DL2 ", "BOX ", idtmed[kCoil], tpar, 3);
255 gMC->Gspos("DL2 ", 1, "DL1 ", dx, 0., 0., 0, "ONLY");
260 gMC->Gspos("DL1 ", 1, "DDIP", dx, dy, dz+kZDipole, idrotm[1804], "ONLY");
261 gMC->Gspos("DL1 ", 2, "DDIP", dx, -dy, dz+kZDipole, idrotm[1805], "ONLY");
262 gMC->Gspos("DL1 ", 3, "DDIP",-dx, dy, dz+kZDipole, idrotm[1806], "ONLY");
263 gMC->Gspos("DL1 ", 4, "DDIP",-dx, -dy, dz+kZDipole, idrotm[1807], "ONLY");
269 //Steel outer face planes
277 gMC->Gsvolu("DCO1", "TUBS", idtmed[1818], cpar, 5);
280 gMC->Gspos("DCO1", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
281 dz = 243.55+4.5+1.5+1.;
282 gMC->Gspos("DCO1", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
286 // cpar[0] = 207.-18.6;
287 // cpar[1] = 274.+18.6;
292 gMC->Gsvolu("DCO2", "TUBS", idtmed[1818], cpar, 5);
295 gMC->Gspos("DCO2", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
296 dz = 243.55+4.5+1.5+1.;
297 gMC->Gspos("DCO2", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
309 gMC->Gsvolu("DCO3", "TUBS", idtmed[1812], cpar, 5);
312 gMC->Gspos("DCO3", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
313 dz = 243.55+4.5+0.75;
314 gMC->Gspos("DCO3", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
320 gMC->Gsvolu("DCO4", "TUBS", idtmed[1812], cpar, 5);
323 gMC->Gspos("DCO4", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
324 dz = 243.55+4.5+0.75 ;
325 gMC->Gspos("DCO4", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
336 gMC->Gsvolu("DCO5", "TUBS", idtmed[1810], cpar, 5);
340 gMC->Gspos("DCO5", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
347 gMC->Gsvolu("DCO6", "TUBS", idtmed[1810], cpar, 5);
351 gMC->Gspos("DCO6", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
353 //Steel supported planes
355 cpar[0] = 274.+1.5+2.;
361 gMC->Gsvolu("DCO7", "TUBS", idtmed[1818], cpar, 5);
365 gMC->Gspos("DCO7", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
368 cpar[0] = 274.+1.5+2.;
375 gMC->Gsvolu("DCO8", "TUBS", idtmed[1818], cpar, 5);
379 gMC->Gspos("DCO8", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
383 cpar[0] = 207.- 18.6;
384 cpar[1] = 207.- 2.- 1.5;
389 gMC->Gsvolu("DCO9", "TUBS", idtmed[1818], cpar, 5);
393 gMC->Gspos("DCO9", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
397 cpar[0] = 207.- 18.6;
398 cpar[1] = 207.- 2.- 1.5;
403 gMC->Gsvolu("DCOA", "TUBS", idtmed[1818], cpar, 5);
407 gMC->Gspos("DCOA", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
410 // Sides steel planes
412 cpar[0] = 207. - 1.5 -2.;
413 cpar[1] = 207. - 1.5;
414 cpar[2] = ((243.55+4.5+1.5)-168.25)/2;
418 gMC->Gsvolu("DCOB", "TUBS", idtmed[1818], cpar, 5);
420 cpar[0] = 274. + 1.5;
421 cpar[1] = 274. + 1.5 +2.;
423 gMC->Gsvolu("DCOC", "TUBS", idtmed[1818], cpar, 5);
426 dz = ((243.55+4.5+1.5)+168.25)/2;
427 gMC->Gspos("DCOB", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
428 gMC->Gspos("DCOC", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
432 cpar[0] = 207. - 1.5 -2.;
433 cpar[1] = 207. - 1.5;
434 cpar[2] = ((243.55+4.5+1.5)-168.25)/2;
438 gMC->Gsvolu("DCOD", "TUBS", idtmed[1818], cpar, 5);
440 cpar[0] = 274. + 1.5;
441 cpar[1] = 274. + 1.5 +2.;
443 gMC->Gsvolu("DCOE", "TUBS", idtmed[1818], cpar, 5);
446 dz = ((243.55+4.5+1.5)+168.25)/2;
447 gMC->Gspos("DCOD", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
448 gMC->Gspos("DCOE", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
451 // Top and bottom resin planes
453 cpar[0] = 207. - 1.5;
455 cpar[2] = ((243.55+4.5+1.5)-168.25)/2;
459 gMC->Gsvolu("DCOF", "TUBS", idtmed[1812], cpar, 5);
462 cpar[1] = 274. + 1.5;
464 gMC->Gsvolu("DCOG", "TUBS", idtmed[1812], cpar, 5);
468 dz = ((243.55+4.5+1.5)+168.25)/2;
469 gMC->Gspos("DCOF", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
470 gMC->Gspos("DCOG", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
473 cpar[0] = 207. - 1.5;
475 cpar[2] = ((243.55+4.5+1.5)-168.25)/2;
480 gMC->Gsvolu("DCOH", "TUBS", idtmed[1812], cpar, 5);
483 cpar[1] = 274. + 1.5;
485 gMC->Gsvolu("DCOI", "TUBS", idtmed[1812], cpar, 5);
489 dz = ((243.55+4.5+1.5)+168.25)/2;
490 gMC->Gspos("DCOH", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
491 gMC->Gspos("DCOI", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
496 cpar[0] = 274. + 1.5 +2.;
497 cpar[1] = 274. + 1.5 +2. + 80.;
502 gMC->Gsvolu("DCOJ", "TUBS", idtmed[kCable], cpar, 5);
504 // dx = 274. + 1.5 +2. +40.;
505 // dx = 5. + 1.5 +2. +40.;
506 // dx = 5. + 1.5 +2.;
508 dz = 168.25 + 5.05 + 5.05/2;
509 gMC->Gspos("DCOJ", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
511 dz = 243.55 - 5.05/2;
512 gMC->Gspos("DCOJ", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
519 gMC->Gsvolu("DCOK", "TUBS", idtmed[kCable], cpar, 5);
521 // dx = 274. + 1.5 +2. +40.;
522 // dx = 5. + 1.5 +2. +40.;
523 // dx = 5. + 1.5 +2.;
525 dz = 168.25 + 5.05 + 5.05/2;
526 gMC->Gspos("DCOK", 1, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
528 dz = 243.55 - 5.05/2;
529 gMC->Gspos("DCOK", 2, "DDIP", dx, 0, dz+kZDipole, 0, "ONLY");
534 // Top and bottom blocks
540 gMC->Gsvolu("DY1 ", "BOX ", idtmed[1858], ypar, 3);
547 gMC->Gsvolu("DY11", "TRD1", idtmed[1818], ypar, 4);
548 gMC->Gspos("DY11", 1, "DY1 ", 0., dy, 0., 0, "ONLY");
552 gMC->Gspos("DY1 ", 1, "DDIP", 0., dy, -dz+kZDipole, 0, "ONLY");
560 AliMatrix(idrotm[1808], the1, phi1, the2, phi2, the3, phi3);
561 gMC->Gspos("DY1 ", 2, "DDIP", 0., -dy, -dz+kZDipole, idrotm[1808] , "ONLY");
564 // ypar[0] = 579./2.;
571 ypar[6] = 4.3058039629;
576 ypar[10] = 4.3058039629;
580 gMC->Gsvolu("DY2 ", "TRAP", idtmed[1858], ypar,11);
591 gMC->Gsvolu("DY22", "TRAP", idtmed[1818], ypar,11);
596 gMC->Gspos("DY22", 1, "DY2 ", dx, dy, 0., 0, "ONLY");
604 AliMatrix(idrotm[1809], the1, phi1, the2, phi2, the3, phi3);
612 AliMatrix(idrotm[1810], the1, phi1, the2, phi2, the3, phi3);
617 gMC->Gspos("DY2 ", 1, "DDIP", dx, 0.0, dz+kZDipole, idrotm[1809], "ONLY");
618 gMC->Gspos("DY2 ", 2, "DDIP", -dx, 0.0, dz+kZDipole, idrotm[1810], "ONLY");
620 gMC->Gspos("DDIP", 1, "ALIC", 0., 0., 0., 0, "ONLY");
622 gMC->Gsatt("DDIP", "SEEN", 0);
623 // gMC->Gsatt("DC21", "SEEN", 0);
624 // gMC->Gsatt("DC22", "SEEN", 0);
625 // gMC->Gsatt("DC3 ", "SEEN", 0);
626 // gMC->Gsatt("DC4 ", "SEEN", 0);
630 void AliDIPOv2::CreateCompensatorDipole()
633 // Geometry of the compensator Dipole MBWMD (was MCB @ SPS)
635 Int_t *idtmed = fIdtmed->GetArray()-1799;
638 Float_t pbox[3] = {62.5, 62.5, 170.};
641 gMC->Gsvolu("DCM0", "BOX", idtmed[1814], pbox, 3);
644 // Mother volume containing lower coil
649 gMC->Gsvolu("DCML", "BOX", idtmed[1809], pbox, 3);
654 gMC->Gsvolu("DCBA", "BOX", idtmed[1809], pbox, 3);
656 // Coil: straight sections, horizontal
660 gMC->Gsvolu("DCH1", "BOX", idtmed[1816], pbox, 3);
662 // Coil: straight sections, horizontal
666 gMC->Gsvolu("DCH2", "BOX", idtmed[1816], pbox, 3);
669 // Mother volume containing upper coil
673 gMC->Gsvolu("DCMU", "BOX", idtmed[1809], pbox, 3);
676 // Coil: straight sections, vertical
681 gMC->Gsvolu("DCCV", "BOX", idtmed[1816], pbox, 3);
683 // Coil: circular section
691 // gMC->Gsvolu("DCC1", "TUBS", idtmed[1809], ptubs, 5);
697 gMC->Gsvolu("DCC1", "TUBS", idtmed[1816], ptubs, 5);
711 gMC->Gsvolu("DCLA", "PGON", idtmed[1809], ppgon, 10);
715 AliMatrix(idrotm[1811], -90., 0., 90., 90., 0., 0.);
716 AliMatrix(idrotm[1812], 0., 0., 90., 90., 90., 0.);
717 AliMatrix(idrotm[1813], 180., 0., 90., 90., 90., 0.);
718 AliMatrix(idrotm[1814], 0., 180., 90., 270., 90., 0.);
719 AliMatrix(idrotm[1815], 180., 180., 90., 270., 90., 0.);
721 gMC->Gspos("DCH1", 1, "DCML", 23.25, -13., -17.5, 0, "ONLY");
722 gMC->Gspos("DCCV", 1, "DCM0", 12., 19., -159., 0, "ONLY");
723 gMC->Gspos("DCCV", 2, "DCM0", -12., 19., -159., 0, "ONLY");
724 gMC->Gspos("DCCV", 3, "DCML", 23.25, 20.5, 141.5, 0, "ONLY");
726 gMC->Gspos("DCML", 1, "DCM0", -33.25, -2.5, 17.5, 0, "ONLY");
727 gMC->Gspos("DCML", 2, "DCM0", 33.25, -2.5, 17.5, idrotm[1811], "ONLY");
730 gMC->Gspos("DCH2", 1, "DCMU", 2., 6.5, 0., 0, "ONLY");
731 gMC->Gspos("DCMU", 1, "DCM0", -12., 45., 0., 0, "ONLY");
732 gMC->Gspos("DCMU", 2, "DCM0", 12., 45., 0., idrotm[1811], "ONLY");
734 // gMC->Gspos("DCC2", 1, "DCC1", 0., 0., 0., 0, "ONLY");
736 gMC->Gspos("DCC1", 1, "DCM0", -12., 27.5, 135., idrotm[1812], "ONLY");
737 gMC->Gspos("DCC1", 2, "DCM0", 12., 27.5, 135., idrotm[1812], "ONLY");
738 gMC->Gspos("DCC1", 3, "DCM0", -12., 27.5, -135., idrotm[1813], "ONLY");
739 gMC->Gspos("DCC1", 4, "DCM0", 12., 27.5, -135., idrotm[1813], "ONLY");
741 gMC->Gspos("DCC1", 5, "DCM0", 12., 27.5-32.+13., -135., idrotm[1815], "ONLY");
742 gMC->Gspos("DCC1", 6, "DCM0", -12., 27.5-32.+13., -135., idrotm[1815], "ONLY");
744 gMC->Gspos("DCC1", 7, "DCML", 23.25, -13+13.+11., 117.5, idrotm[1814], "ONLY");
746 gMC->Gspos("DCLA", 1, "DCM0", 20., 27.5, -134., 0, "ONLY");
747 gMC->Gspos("DCLA", 2, "DCM0", 20., 27.5, -44., 0, "ONLY");
748 gMC->Gspos("DCLA", 3, "DCM0", 20., 27.5, 46., 0, "ONLY");
749 gMC->Gspos("DCLA", 4, "DCM0", 20., 27.5, 134., 0, "ONLY");
751 gMC->Gspos("DCLA", 5, "DCM0", -20., 27.5, -134., idrotm[1811], "ONLY");
752 gMC->Gspos("DCLA", 6, "DCM0", -20., 27.5, -44., idrotm[1811], "ONLY");
753 gMC->Gspos("DCLA", 7, "DCM0", -20., 27.5, 46., idrotm[1811], "ONLY");
754 gMC->Gspos("DCLA", 8, "DCM0", -20., 27.5, 134., idrotm[1811], "ONLY");
757 gMC->Gspos("DCBA", 1, "DCM0", 0., -47.5 , 17.5, 0, "ONLY");
758 gMC->Gspos("DCM0", 1, "ALIC", 0., -6.75, -975., 0, "ONLY");
763 //_____________________________________________________________________________
764 void AliDIPOv2::DrawModule() const
767 // Draw a shaded view of the muon absorber
770 // Set everything unseen
771 gMC->Gsatt("*", "seen", -1);
773 // Set ALIC mother transparent
774 gMC->Gsatt("ALIC","SEEN",0);
776 // Set the volumes visible
777 gMC->Gsatt("DDIP","seen",0);
778 gMC->Gsatt("DC1 ","seen",1);
779 gMC->Gsatt("DC2 ","seen",1);
780 gMC->Gsatt("DC3 ","seen",1);
781 gMC->Gsatt("DC4 ","seen",1);
782 gMC->Gsatt("DC11","seen",1);
783 gMC->Gsatt("DC21","seen",1);
784 gMC->Gsatt("DC12","seen",1);
785 gMC->Gsatt("DC22","seen",1);
786 gMC->Gsatt("DL1 ","seen",1);
787 gMC->Gsatt("DL2 ","seen",1);
788 gMC->Gsatt("DY1 ","seen",1);
789 gMC->Gsatt("DY2 ","seen",1);
790 gMC->Gsatt("DYL ","seen",1);
791 gMC->Gsatt("DY3 ","seen",1);
792 // gMC->Gsatt("DY4 ","seen",1);
793 // gMC->Gsatt("DY5 ","seen",1);
794 // gMC->Gsatt("DY6 ","seen",1);
795 // gMC->Gsatt("DY7 ","seen",1);
797 gMC->Gdopt("hide", "on");
798 gMC->Gdopt("shad", "on");
799 gMC->Gsatt("*", "fill", 7);
800 gMC->SetClipBox(".");
801 gMC->SetClipBox(".");
803 gMC->Gdraw("alic", 30, 30, 0, 17, 13.5, .019, .019);
804 gMC->Gdhead(1111, "Magnetic Dipole Version 2");
805 gMC->Gdman(16, 4, "MAN");
811 //_____________________________________________________________________________
812 void AliDIPOv2::CreateMaterials()
815 // Create Materials for Magnetic Dipole version 2
818 Int_t isxfld = gAlice->Field()->Integ();
819 Float_t sxmgmx = gAlice->Field()->Max();
821 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
822 Float_t zsteel[4] = { 26.,24.,28.,14. };
823 Float_t wsteel[4] = { .715,.18,.1,.005 };
825 Float_t acoil[3] = { 26.98,1.01,16. };
826 Float_t zcoil[3] = { 13.,1.,8. };
827 Float_t wcoil[3] = { .66,.226,.114 };
829 Float_t aresi[3] = { 1.01,12.011,16.};
830 Float_t zresi[3] = { 1.,6.,8. };
831 Float_t wresi[3] = { .0644,.7655,.1701 };
833 Float_t aG10[5] = { 1.01,12.011,16.,28.085 ,79.904 };
834 Float_t zG10[5] = { 1.,6.,8.,14.,35. };
835 Float_t wG10[5] = { .02089,.22338,.28493,.41342,.05738 };
837 Float_t aAlCon[2] = { 14.61, 26.98};
838 Float_t zAlCon[2] = { 7.3, 13.};
839 Float_t wAlCon[2] = { .0004,.9996};
842 Float_t epsil, stmin, deemax, tmaxfd, stemax;
844 // --- Define the various materials for GEANT ---
846 AliMaterial( 9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
847 AliMaterial(29, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
848 AliMaterial(49, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
851 AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
852 AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
853 AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1);
855 AliMaterial(17, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1);
856 AliMaterial(37, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1);
857 AliMaterial(57, "COPPER$ ", 63.55, 29., 8.96, 1.43, 15.1);
859 AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
860 AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
861 AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
864 AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
865 AliMaterial(36, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
866 AliMaterial(56, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
869 AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
870 AliMixture(39, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
871 AliMixture(59, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
874 AliMixture(14, "Al$", acoil, zcoil, 2.122, 3, wcoil);
875 AliMixture(34, "Al$", acoil, zcoil, 2.122, 3, wcoil);
876 AliMixture(54, "Al$", acoil, zcoil, 2.122, 3, wcoil);
879 AliMixture(13, "RESIN$", aresi, zresi, 1.05, 3, wresi);
880 AliMixture(33, "RESIN$", aresi, zresi, 1.05, 3, wresi);
881 AliMixture(53, "RESIN$", aresi, zresi, 1.05, 3, wresi);
884 AliMixture(11, "G10$", aG10, zG10, 1.7, 5, wG10);
885 AliMixture(31, "G10$", aG10, zG10, 1.7, 5, wG10);
886 AliMixture(51, "G10$", aG10, zG10, 1.7, 5, wG10);
888 //Aluminium Conductor
889 AliMixture(12, "AlCond$", aAlCon, zAlCon, 1.3506, 2, wAlCon);
890 AliMixture(32, "AlCond$", aAlCon, zAlCon, 1.3506, 2, wAlCon);
891 AliMixture(52, "AlCond$", aAlCon, zAlCon, 1.3506, 2, wAlCon);
894 // Defines tracking media parameters.
895 // Les valeurs sont commentees pour laisser le defaut
896 // a GEANT (version 3-21, page CONS200), f.m.
897 epsil = .001; // Tracking precision,
898 stemax = -1.; // Maximum displacement for multiple scat
899 tmaxfd = -20.; // Maximum angle due to field deflection
900 deemax = -.3; // Maximum fractional energy loss, DLS
905 AliMedium(9, "ALU_C0 ", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
906 AliMedium(29, "ALU_C1 ", 29, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
907 AliMedium(49, "ALU_C2 ", 49, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
910 AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
911 AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
912 AliMedium(50, "FE_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
915 AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
916 AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
917 AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
920 AliMedium(16, "VA_C0 ", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
921 AliMedium(36, "VA_C1 ", 36, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
922 AliMedium(56, "VA_C2 ", 56, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
925 AliMedium(19, "ST_C0 ", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
926 AliMedium(39, "ST_C1 ", 39, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
927 AliMedium(59, "ST_C3 ", 59, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
930 AliMedium(14, "Coil_C1 ", 14, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
931 AliMedium(34, "Coil_C2 ", 34, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
932 AliMedium(54, "Coil_C3 ", 54, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
935 AliMedium(13, "RESIN_C0 ", 13, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
936 AliMedium(33, "RESIN_C1 ", 33, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
937 AliMedium(53, "RESIN_C2 ", 53, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
940 AliMedium(11, "G10_C0 ", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
941 AliMedium(31, "G10_C1 ", 31, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
942 AliMedium(51, "G10_C2 ", 51, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
944 //Aluminium Contactor
945 AliMedium(12, "AlCond_C0 ", 12, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
946 AliMedium(32, "AlCond_C1 ", 32, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
947 AliMedium(52, "AlCond_C2 ", 52, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
951 AliMedium(17, "Cu_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
952 AliMedium(37, "Cu_C1 ", 37, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
953 AliMedium(57, "Cu_C2 ", 57, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);