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 Revision 1.8 2000/10/27 13:03:08 barbera
19 Small changes in the SPD volumes and materials
21 Revision 1.6 2000/10/16 14:45:37 barbera
22 Mother volume ITSD modified to avoid some overlaps
24 Revision 1.5 2000/10/16 13:49:15 barbera
25 Services volumes slightly modified and material added following Pierluigi Barberis' information
27 Revision 1.4 2000/10/07 15:33:07 barbera
28 Small corrections to the ITSV mother volume
30 Revision 1.3 2000/10/07 13:06:50 barbera
31 Some new materials and media defined
33 Revision 1.2 2000/10/07 10:42:43 barbera
34 Mother volume ITSV corrected
36 Revision 1.1 2000/10/06 23:09:12 barbera
37 New coarse geometry (symmetric services
39 Revision 1.20 2000/10/02 21:28:08 fca
40 Removal of useless dependecies via forward declarations
42 Revision 1.19 2000/07/10 16:07:19 fca
43 Release version of ITS code
45 Revision 1.14.2.2 2000/05/19 10:09:21 nilsen
46 fix for bug with HP and Sun unix + fix for event display in ITS-working branch
48 Revision 1.14.2.1 2000/03/04 23:45:19 nilsen
49 Fixed up the comments/documentation.
51 Revision 1.14 1999/11/25 06:52:56 fca
54 Revision 1.13.2.1 1999/11/25 06:52:21 fca
57 Revision 1.13 1999/10/27 11:16:26 fca
58 Correction of problem in geometry
60 Revision 1.12 1999/10/22 08:25:25 fca
61 remove double definition of destructors
63 Revision 1.11 1999/10/22 08:16:49 fca
64 Correct destructors, thanks to I.Hrivnacova
66 Revision 1.10 1999/10/06 19:56:50 fca
69 Revision 1.9 1999/10/05 08:05:09 fca
70 Minor corrections for uninitialised variables.
72 Revision 1.8 1999/09/29 09:24:20 fca
73 Introduction of the Copyright and cvs Log
77 ///////////////////////////////////////////////////////////////////////////////
79 // Inner Traking System version PPR coarse symmetric //
80 // This class contains the base procedures for the Inner Tracking System //
82 // Authors: R. Barbera
86 // NOTE: THIS IS THE COARSE SYMMETRIC PPR geometry of the ITS.
88 // with the geometry or module classes or any analysis classes. You are
89 // strongly encouraged to uses AliITSv5.
91 ///////////////////////////////////////////////////////////////////////////////
96 #include <TGeometry.h>
99 #include <TFile.h> // only required for Tracking function?
101 #include <TObjArray.h>
102 #include <TClonesArray.h>
107 #include "AliConst.h"
109 #include "AliITShit.h"
110 #include "AliITSvPPRcoarsesymm.h"
114 ClassImp(AliITSvPPRcoarsesymm)
116 //_____________________________________________________________________________
117 AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm() {
118 ////////////////////////////////////////////////////////////////////////
119 // Standard default constructor for the ITS version 7.
120 ////////////////////////////////////////////////////////////////////////
123 fIdName = new TString[fIdN];
130 fIdSens = new Int_t[fIdN];
131 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
133 //_____________________________________________________________________________
134 AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const char *name, const char *title) : AliITS(name, title){
135 ////////////////////////////////////////////////////////////////////////
136 // Standard constructor for the ITS version 7.
137 ////////////////////////////////////////////////////////////////////////
140 fIdName = new TString[fIdN];
147 fIdSens = new Int_t[fIdN];
148 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
151 //____________________________________________________________________________
152 AliITSvPPRcoarsesymm::AliITSvPPRcoarsesymm(const AliITSvPPRcoarsesymm &source){
153 ////////////////////////////////////////////////////////////////////////
154 // Copy Constructor for ITS version 7.
155 ////////////////////////////////////////////////////////////////////////
156 if(&source == this) return;
157 printf("Not allowed to copy AliITSvPPRcoarsesymm\n");
160 //_____________________________________________________________________________
161 AliITSvPPRcoarsesymm& AliITSvPPRcoarsesymm::operator=(const AliITSvPPRcoarsesymm &source){
162 ////////////////////////////////////////////////////////////////////////
163 // Assignment operator for the ITS version 7.
164 ////////////////////////////////////////////////////////////////////////
165 if(&source == this) return *this;
166 printf("Not allowed to copy AliITSvPPRcoarsesymm\n");
169 //_____________________________________________________________________________
170 AliITSvPPRcoarsesymm::~AliITSvPPRcoarsesymm() {
171 ////////////////////////////////////////////////////////////////////////
172 // Standard destructor for the ITS version 7.
173 ////////////////////////////////////////////////////////////////////////
176 //__________________________________________________________________________
177 void AliITSvPPRcoarsesymm::BuildGeometry(){
178 ////////////////////////////////////////////////////////////////////////
179 // Geometry builder for the ITS version 7.
180 ////////////////////////////////////////////////////////////////////////
182 const int kColorITS=kYellow;
184 top = gAlice->GetGeometry()->GetNode("alice");
186 new TTUBE("S_layer1","Layer1 of ITS","void",3.95,3.95+0.05475,12.25);
188 node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
189 node->SetLineColor(kColorITS);
192 new TTUBE("S_layer2","Layer2 of ITS","void",7.,7.+0.05475,16.3);
194 node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
195 node->SetLineColor(kColorITS);
198 new TTUBE("S_layer3","Layer3 of ITS","void",15.,15.+0.05288,21.1);
200 node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
201 node->SetLineColor(kColorITS);
204 new TTUBE("S_layer4","Layer4 of ITS","void",24,24+0.05288,29.6);
206 node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
207 node->SetLineColor(kColorITS);
210 new TTUBE("S_layer5","Layer5 of ITS","void",40,40+0.05382,45.1);
212 node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
213 node->SetLineColor(kColorITS);
216 new TTUBE("S_layer6","Layer6 of ITS","void",45,45+0.05382,50.4);
218 node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
219 node->SetLineColor(kColorITS);
222 //_____________________________________________________________________________
223 void AliITSvPPRcoarsesymm::CreateGeometry(){
224 ////////////////////////////////////////////////////////////////////////
225 // This routine defines and Creates the geometry for version 7 of the ITS.
226 ////////////////////////////////////////////////////////////////////////
228 //INNER RADII OF THE SILICON LAYERS
229 Float_t rl[6] = { 3.8095,7.,15.,24.,38.1,43.5765 };
230 //THICKNESSES OF LAYERS (in % radiation length)
231 Float_t drl[6] = { 1.03,1.03,0.94,0.95,0.91,0.87 };
232 //HALF LENGTHS OF LAYERS
233 Float_t dzl[6] = { 14.35,14.35,25.1,32.1,49.405,55.27 };
234 //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
235 Float_t dzb[6] = { 12.4,12.4,19.,19.,12.,11. };
236 //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
237 Float_t drb[6] = { rl[1]-rl[0],0.2,5.,5.,3.,3. };
240 Float_t dits[3], rlim, zmax;
242 Float_t pcits[15], xltpc;
243 Int_t idrotm[399], i;
246 Int_t *idtmed = fIdtmed->GetArray()-199;
248 // CONVERT INTO CM (RL(SI)=9.36 CM)
249 for (i = 0; i < 6; ++i) {
250 drl[i] = drl[i] / 100. * 9.36;
253 // FIELD CAGE HALF LENGTH
259 // --- Define ghost volume containing the whole ITS (including services)
260 // and fill it with air
265 dgh[3] = -xltpc-5.-0.1;
298 dgh[36] = xltpc+4.+0.1;
302 gMC->Gsvolu("ITSV", "PCON", idtmed[275], dgh, 39);
304 // --- Place the ghost volume in its mother volume (ALIC) and make it
307 gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
308 //gMC->Gsatt("ITSV", "SEEN", 0);
311 // --- Define ghost volume containing the six layers and fill it with air
328 gMC->Gsvolu("ITSD", "PCON", idtmed[275], dgh, 15);
330 // --- Place the ghost volume in its mother volume (ALIC) and make it
333 gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
334 //gMC->Gsatt("ITSV", "SEEN", 0);
336 // ITS LAYERS (SILICON)
339 dits[1] = rl[0] + drl[0];
341 gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3);
342 gMC->Gspos("ITS1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
345 dits[1] = rl[1] + drl[1];
347 gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3);
348 gMC->Gspos("ITS2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
351 dits[1] = rl[2] + drl[2];
353 gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3);
354 gMC->Gspos("ITS3", 1, "ITSD", 0., 0., 0., 0, "ONLY");
357 dits[1] = rl[3] + drl[3];
359 gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3);
360 gMC->Gspos("ITS4", 1, "ITSD", 0., 0., 0., 0, "ONLY");
363 dits[1] = rl[4] + drl[4];
365 gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3);
366 gMC->Gspos("ITS5", 1, "ITSD", 0., 0., 0., 0, "ONLY");
369 dits[1] = rl[5] + drl[5];
371 gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3);
372 gMC->Gspos("ITS6", 1, "ITSD", 0., 0., 0., 0, "ONLY");
374 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SPD
376 gMC->Gsvolu("IEL1", "TUBE", idtmed[208], dits, 0);
377 for (i = 0; i < 2; i++) {
379 dits[1] = dits[0] + drb[i];
380 dits[2] = dzb[i] / 2.;
381 zpos = dzl[i] + dits[2];
382 gMC->Gsposp("IEL1", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
383 gMC->Gsposp("IEL1", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
386 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SDD
388 gMC->Gsvolu("IEL2", "TUBE", idtmed[237], dits, 0);
389 for (i = 2; i < 4; i++) {
391 dits[1] = dits[0] + drb[i];
392 dits[2] = dzb[i] / 2.;
393 zpos = dzl[i] + dits[2];
394 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
395 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
398 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SSD
400 gMC->Gsvolu("IEL3", "TUBE", idtmed[263], dits, 0);
401 for (i = 4; i < 6; i++) {
403 dits[1] = dits[0] + drb[i];
404 dits[2] = dzb[i] / 2.;
405 zpos = dzl[i] + dits[2];
406 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
407 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
410 // DEFINE THERMAL SCREEN FOR SPD
415 gMC->Gsvolu("ICY1", "TUBE", idtmed[274], pcits, 3);
416 gMC->Gspos("ICY1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
418 // DEFINE END CONES FOR SDD
429 gMC->Gsvolu("ICO1", "PCON", idtmed[274], pcits, 9);
430 AliMatrix(idrotm[200], 90., 0., 90., 90., 180., 0.);
431 gMC->Gspos("ICO1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
432 gMC->Gspos("ICO1", 2, "ITSD", 0., 0., 0., idrotm[200], "ONLY");
434 // DEFINE CYLINDER BETWEEN SDD AND SSD
436 pcits[0] = (59.5-0.13/2.)/2.;
437 pcits[1] = (59.5+0.13/2.)/2.;
439 gMC->Gsvolu("ICY2", "TUBE", idtmed[274], pcits, 3);
440 gMC->Gspos("ICY2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
442 // DEFINE END CONES FOR SSD
453 gMC->Gsvolu("ICO2", "PCON", idtmed[274], pcits, 9);
454 gMC->Gspos("ICO2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
455 gMC->Gspos("ICO2", 2, "ITSD", 0., 0., 0., idrotm[200], "ONLY");
461 // --- Define cables at the end of the ITS cones - copper part
467 gMC->Gsvolu("ICCU", "TUBE", idtmed[279], dgh, 3);
468 gMC->Gspos("ICCU", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
469 gMC->Gspos("ICCU", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
471 // --- DEFINE CABLES AT THE END OF THE ITS CONES - CARBON PART
474 dgh[1] = 45.+1.0+1.5;
477 gMC->Gsvolu("ICCC", "TUBE", idtmed[274], dgh, 3);
478 gMC->Gspos("ICCC", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
479 gMC->Gspos("ICCC", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
481 // --- DEFINE PATCH PANELS AT THE END OF THE ITS CONES
487 gMC->Gsvolu("IPAN", "TUBE", idtmed[285], dgh, 3);
488 gMC->Gspos("IPAN", 1, "ITSV", 0., 0., 98.45, 0, "ONLY");
489 gMC->Gspos("IPAN", 2, "ITSV", 0., 0., -98.45, idrotm[200], "ONLY");
491 // --- DEFINE CABLES/COOLING BELOW THE TPC - COPPER PART
502 gMC->Gsvolu("ICU1", "PCON", idtmed[279], dgh, 9);
503 gMC->Gspos("ICU1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
504 gMC->Gspos("ICU1", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
506 // --- DEFINE CABLES/COOLING BELOW THE TPC - CARBON PART
513 dgh[5] = 45.2+1.0+1.5;
516 dgh[8] = 61.8+1.0+1.5;
517 gMC->Gsvolu("ICC1", "PCON", idtmed[274], dgh, 9);
518 gMC->Gspos("ICC1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
519 gMC->Gspos("ICC1", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
522 // --- DEFINE CABLES/COOLING BEHIND THE TPC - COPPER PART
530 dgh[6] = xltpc+1.5+1.0;
533 gMC->Gsvolu("ICU2", "PCON", idtmed[279], dgh, 9);
534 gMC->Gspos("ICU2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
535 gMC->Gspos("ICU2", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
537 // --- DEFINE CABLES/COOLING BEHIND THE TPC - CARBON PART
548 gMC->Gsvolu("ICC2", "PCON", idtmed[274], dgh, 9);
549 gMC->Gspos("ICC2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
550 gMC->Gspos("ICC2", 2, "ITSV", 0., 0., 0., idrotm[200], "ONLY");
552 // --- DEFINE HOOK TO THE TPC ON OTHER SIDE W.R.T. THE ABSORBER
557 gMC->Gsvolu("IHOK", "TUBE", idtmed[284], dgh, 3);
558 gMC->Gspos("IHOK", 1, "ITSV", 0., 0., -xltpc-dgh[2], 0, "ONLY");
560 // --- DEFINE RAILS BETWEEN THE ITS AND THE TPC
564 dgh[2] = 145.; // actual half length is 190. but clashes with services !
565 gMC->Gsvolu("IRAI", "BOX ", idtmed[285], dgh, 3);
566 gMC->Gspos("IRAI", 1, "ITSV", 53., 0., 0., 0, "ONLY");
567 gMC->Gspos("IRAI", 2, "ITSV", -53., 0., 0., 0, "ONLY");
570 // --- Outputs the geometry tree in the EUCLID/CAD format
573 gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5);
576 //_____________________________________________________________________________
577 void AliITSvPPRcoarsesymm::CreateMaterials(){
578 ////////////////////////////////////////////////////////////////////////
580 // Create ITS materials
581 // This function defines the default materials used in the Geant
582 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
583 // AliITSvPPRcoarsesymm, AliITSvPPRcoarseasymm.
584 // In general it is automatically replaced by
585 // the CreatMaterials routine defined in AliITSv?. Should the function
586 // CreateMaterials not exist for the geometry version you are using this
587 // one is used. See the definition found in AliITSv5 or the other routine
588 // for a complete definition.
591 Float_t awat[2] = { 1.00794,15.9994 };
592 Float_t zwat[2] = { 1.,8. };
593 Float_t wwat[2] = { 2.,1. };
594 Float_t denswat = 1.;
596 Float_t afre[2] = { 12.011,18.9984032 };
597 Float_t zfre[2] = { 6.,9. };
598 Float_t wfre[2] = { 5.,12. };
599 Float_t densfre = 1.5;
601 // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
602 Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
603 Float_t zcer[5] = { 13.,8.,14.,25., 24. };
604 Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
605 Float_t denscer = 3.6;
607 // 60% SiO2 , 40% G10FR4
609 Float_t apcb[3] = { 28.0855,15.9994,17.749 };
610 Float_t zpcb[3] = { 14.,8.,8.875 };
611 Float_t wpcb[3] = { .28,.32,.4 };
612 Float_t denspcb = 1.8;
614 Float_t apoly[2] = { 12.01,1. };
615 Float_t zpoly[2] = { 6.,1. };
616 Float_t wpoly[2] = { .33,.67 };
618 Float_t zserv[4] = { 1.,6.,26.,29. };
619 Float_t aserv[4] = { 1.,12.,55.8,63.5 };
620 Float_t wserv[4] = { .014,.086,.42,.48 };
622 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
623 Float_t zsteel[4] = { 26.,24.,28.,14. };
624 Float_t wsteel[4] = { .715,.18,.1,.005 };
627 Int_t isxfld = gAlice->Field()->Integ();
628 Float_t sxmgmx = gAlice->Field()->Max();
631 // --- Define the various materials for GEANT ---
633 // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
635 AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999);
636 AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
637 AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
638 AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999);
640 AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999);
641 AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
642 AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999);
643 AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
644 AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
645 AliMaterial(9, "SPD End ladder$", 55.845, 26., 7.87/10., 1.76*10., 999);
646 AliMaterial(10, "SPD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
648 AliMedium(0, "SPD Si$", 0, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
649 AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
650 AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
651 AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
652 AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
653 AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
654 AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
655 AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
656 AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
657 AliMedium(9, "SPD End ladder",9, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
658 AliMedium(10, "SPD cone$", 10, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
660 // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
662 AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999);
663 AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
664 AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
665 AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999);
667 AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999);
668 AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
669 AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999);
670 // After a call with ratios by number (negative number of elements),
671 // the ratio array is changed to the ratio by weight, so all successive
672 // calls with the same array must specify the number of elements as
674 AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
675 // After a call with ratios by number (negative number of elements),
676 // the ratio array is changed to the ratio by weight, so all successive
677 // calls with the same array must specify the number of elements as
679 AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
680 AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
681 AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999);
682 AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
683 AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999);
684 AliMaterial(38, "SDD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
685 AliMaterial(39, "SDD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
688 AliMedium(25, "SDD Si$", 25, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
689 AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
690 AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
691 AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
692 AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
693 AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
694 AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
695 AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
696 AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
697 AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
698 AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
699 AliMedium(36, "SDD Ceramics$",36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
700 AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
701 AliMedium(38, "SDD End ladder",38, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
702 AliMedium(39, "SDD cone$", 39, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
704 // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
706 AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
707 AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
708 AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
709 AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
711 AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999);
712 AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
713 AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999);
714 // After a call with ratios by number (negative number of elements),
715 // the ratio array is changed to the ratio by weight, so all successive
716 // calls with the same array must specify the number of elements as
718 AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
719 // After a call with ratios by number (negative number of elements),
720 // the ratio array is changed to the ratio by weight, so all successive
721 // calls with the same array must specify the number of elements as
723 AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
724 AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
725 AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
726 // After a call with ratios by number (negative number of elements),
727 // the ratio array is changed to the ratio by weight, so all successive
728 // calls with the same array must specify the number of elements as
730 AliMixture( 61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
731 AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
733 AliMaterial(63, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
734 AliMaterial(64, "SSD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
735 AliMaterial(65, "SSD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
737 AliMedium(50, "SSD Si$", 50, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
738 AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
739 AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
740 AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
741 AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
742 AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
743 AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
744 AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
745 AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
746 AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
747 AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
748 AliMedium(61, "SSD Ceramics$",61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
749 AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
750 AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
751 AliMedium(64, "SPD End ladder",64, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
752 AliMedium(65, "SPD cone$", 65, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
754 // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
756 AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
758 AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999);
759 AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
760 AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
761 AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
762 AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
763 // After a call with ratios by number (negative number of elements),
764 // the ratio array is changed to the ratio by weight, so all successive
765 // calls with the same array must specify the number of elements as
767 AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
768 //AliMaterial(82, "GEN Cables$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
769 //AliMaterial(83, "GEN patch pan$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
770 //AliMaterial(84, "GEN serv$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
771 AliMixture(85, "GEN Inox$", asteel, zsteel, 7.88, 4, wsteel);
772 AliMaterial(86, "GEN Al$", 26.981539, 13., 2.6989, 8.9, 999);
774 AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
775 AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
776 AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00);
777 AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
778 AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
779 AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
780 AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
781 //AliMedium(82,"GEN Cables$", 82, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
782 //AliMedium(83,"GEN patch pan$",83, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
783 //AliMedium(84,"GEN serv$", 84, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
784 AliMedium(85,"GEN Inox$", 85, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
785 AliMedium(86, "GEN Al$", 86, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
788 //_____________________________________________________________________________
789 void AliITSvPPRcoarsesymm::Init(){
790 ////////////////////////////////////////////////////////////////////////
791 // Initialise the ITS after it has been created.
792 ////////////////////////////////////////////////////////////////////////
800 //_____________________________________________________________________________
801 void AliITSvPPRcoarsesymm::DrawModule(){
802 ////////////////////////////////////////////////////////////////////////
803 // Draw a shaded view of the FMD version 6.
804 ////////////////////////////////////////////////////////////////////////
806 // Set everything unseen
807 gMC->Gsatt("*", "seen", -1);
809 // Set ALIC mother visible
810 gMC->Gsatt("ALIC","SEEN",0);
812 // Set the volumes visible
813 gMC->Gsatt("ITSD","SEEN",0);
814 gMC->Gsatt("ITS1","SEEN",1);
815 gMC->Gsatt("ITS2","SEEN",1);
816 gMC->Gsatt("ITS3","SEEN",1);
817 gMC->Gsatt("ITS4","SEEN",1);
818 gMC->Gsatt("ITS5","SEEN",1);
819 gMC->Gsatt("ITS6","SEEN",1);
821 gMC->Gsatt("IPCB","SEEN",1);
822 gMC->Gsatt("ICO2","SEEN",1);
823 gMC->Gsatt("ICER","SEEN",0);
824 gMC->Gsatt("ISI2","SEEN",0);
825 gMC->Gsatt("IPLA","SEEN",0);
826 gMC->Gsatt("ICO3","SEEN",0);
827 gMC->Gsatt("IEPX","SEEN",0);
828 gMC->Gsatt("ISI3","SEEN",1);
829 gMC->Gsatt("ISUP","SEEN",0);
830 gMC->Gsatt("ICHO","SEEN",0);
831 gMC->Gsatt("ICMO","SEEN",0);
832 gMC->Gsatt("ICMD","SEEN",0);
833 gMC->Gsatt("ICCO","SEEN",1);
834 gMC->Gsatt("ICCM","SEEN",0);
835 gMC->Gsatt("ITMD","SEEN",0);
836 gMC->Gsatt("ITTT","SEEN",1);
839 gMC->Gdopt("hide", "on");
840 gMC->Gdopt("shad", "on");
841 gMC->Gsatt("*", "fill", 7);
842 gMC->SetClipBox(".");
843 gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300);
845 gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07);
846 gMC->Gdhead(1111, "Inner Tracking System Version 1");
847 gMC->Gdman(17, 6, "MAN");
849 //_____________________________________________________________________________
850 void AliITSvPPRcoarsesymm::StepManager(){
851 ////////////////////////////////////////////////////////////////////////
852 // Called for every step in the ITS, then calls the AliITShit class
853 // creator with the information to be recoreded about that hit.
854 ////////////////////////////////////////////////////////////////////////
860 TLorentzVector position, momentum;
861 // TClonesArray &lhits = *fHits;
863 // no hits for this coarse symmetric version.
869 if(gMC->IsTrackInside()) vol[3] += 1;
870 if(gMC->IsTrackEntering()) vol[3] += 2;
871 if(gMC->IsTrackExiting()) vol[3] += 4;
872 if(gMC->IsTrackOut()) vol[3] += 8;
873 if(gMC->IsTrackDisappeared()) vol[3] += 16;
874 if(gMC->IsTrackStop()) vol[3] += 32;
875 if(gMC->IsTrackAlive()) vol[3] += 64;
877 // Fill hit structure.
878 if( !(gMC->TrackCharge()) ) return;
880 // Only entering charged tracks
881 if((id=gMC->CurrentVolID(copy))==fIdSens[0]) {
883 id=gMC->CurrentVolOffID(1,copy);
885 id=gMC->CurrentVolOffID(2,copy);
887 } else if(id==fIdSens[1]) {
889 id=gMC->CurrentVolOffID(1,copy);
891 id=gMC->CurrentVolOffID(2,copy);
893 } else if(id==fIdSens[2]) {
896 id=gMC->CurrentVolOffID(1,copy);
898 } else if(id==fIdSens[3]) {
901 id=gMC->CurrentVolOffID(1,copy);
903 } else if(id==fIdSens[4]) {
906 id=gMC->CurrentVolOffID(1,copy);
908 } else if(id==fIdSens[5]) {
911 id=gMC->CurrentVolOffID(1,copy);
914 gMC->TrackPosition(position);
915 gMC->TrackMomentum(momentum);
923 hits[7]=gMC->TrackTime();
924 // new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,hits);
926 // no hits for this coarse symmetric version.
931 //____________________________________________________________________________
932 void AliITSvPPRcoarsesymm::Streamer(TBuffer &R__b){
933 ////////////////////////////////////////////////////////////////////////
934 // A dummy Streamer function for this class AliITSvPPRcoarsesymm. By default it
935 // only streams the AliITS class as it is required. Since this class
936 // dosen't contain any "real" data to be saved, it doesn't.
937 ////////////////////////////////////////////////////////////////////////
939 if (R__b.IsReading()) {
940 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
941 AliITS::Streamer(R__b);
943 R__b.WriteVersion(AliITSvPPRcoarsesymm::IsA());
944 AliITS::Streamer(R__b);
945 } // end if R__b.IsReading()