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 1.6 2000/10/16 14:45:37 barbera
19 Mother volume ITSD modified to avoid some overlaps
21 Revision 1.5 2000/10/16 13:49:15 barbera
22 Services volumes slightly modified and material added following Pierluigi Barberis' information
24 Revision 1.4 2000/10/07 15:33:07 barbera
25 Small corrections to the ITSV mother volume
27 Revision 1.3 2000/10/07 13:06:50 barbera
28 Some new materials and media defined
30 Revision 1.2 2000/10/07 10:58:15 barbera
31 Mother volume ITSV corrected
33 Revision 1.1 2000/10/06 23:09:24 barbera
34 New coarse geometry (asymmetric services
36 Revision 1.20 2000/10/02 21:28:08 fca
37 Removal of useless dependecies via forward declarations
39 Revision 1.19 2000/07/10 16:07:19 fca
40 Release version of ITS code
42 Revision 1.14.2.2 2000/05/19 10:09:21 nilsen
43 fix for bug with HP and Sun unix + fix for event display in ITS-working branch
45 Revision 1.14.2.1 2000/03/04 23:45:19 nilsen
46 Fixed up the comments/documentation.
48 Revision 1.14 1999/11/25 06:52:56 fca
51 Revision 1.13.2.1 1999/11/25 06:52:21 fca
54 Revision 1.13 1999/10/27 11:16:26 fca
55 Correction of problem in geometry
57 Revision 1.12 1999/10/22 08:25:25 fca
58 remove double definition of destructors
60 Revision 1.11 1999/10/22 08:16:49 fca
61 Correct destructors, thanks to I.Hrivnacova
63 Revision 1.10 1999/10/06 19:56:50 fca
66 Revision 1.9 1999/10/05 08:05:09 fca
67 Minor corrections for uninitialised variables.
69 Revision 1.8 1999/09/29 09:24:20 fca
70 Introduction of the Copyright and cvs Log
74 ///////////////////////////////////////////////////////////////////////////////
76 // Inner Traking System version PPR coarse asymmetric //
77 // This class contains the base procedures for the Inner Tracking System //
79 // Authors: R. Barbera
83 // NOTE: THIS IS THE COARSE ASYMMETRIC PPR geometry of the ITS.
85 // with the geometry or module classes or any analysis classes. You are
86 // strongly encouraged to uses AliITSv5.
88 ///////////////////////////////////////////////////////////////////////////////
93 #include <TGeometry.h>
96 #include <TFile.h> // only required for Tracking function?
98 #include <TObjArray.h>
99 #include <TClonesArray.h>
104 #include "AliConst.h"
106 #include "AliITShit.h"
107 #include "AliITSvPPRcoarseasymm.h"
111 ClassImp(AliITSvPPRcoarseasymm)
113 //_____________________________________________________________________________
114 AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm() {
115 ////////////////////////////////////////////////////////////////////////
116 // Standard default constructor for the ITS version 6.
117 ////////////////////////////////////////////////////////////////////////
120 fIdName = new TString[fIdN];
127 fIdSens = new Int_t[fIdN];
128 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
130 //_____________________________________________________________________________
131 AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm(const char *name, const char *title) : AliITS(name, title){
132 ////////////////////////////////////////////////////////////////////////
133 // Standard constructor for the ITS version 6.
134 ////////////////////////////////////////////////////////////////////////
137 fIdName = new TString[fIdN];
144 fIdSens = new Int_t[fIdN];
145 for (Int_t i=0;i<fIdN;i++) fIdSens[i]=fIdName[i].Length();
148 //____________________________________________________________________________
149 AliITSvPPRcoarseasymm::AliITSvPPRcoarseasymm(const AliITSvPPRcoarseasymm &source){
150 ////////////////////////////////////////////////////////////////////////
151 // Copy Constructor for ITS version 6.
152 ////////////////////////////////////////////////////////////////////////
153 if(&source == this) return;
154 printf("Not allowed to copy AliITSvPPRcoarseasymm\n");
157 //_____________________________________________________________________________
158 AliITSvPPRcoarseasymm& AliITSvPPRcoarseasymm::operator=(const AliITSvPPRcoarseasymm &source){
159 ////////////////////////////////////////////////////////////////////////
160 // Assignment operator for the ITS version 6.
161 ////////////////////////////////////////////////////////////////////////
162 if(&source == this) return *this;
163 printf("Not allowed to copy AliITSvPPRcoarseasymm\n");
166 //_____________________________________________________________________________
167 AliITSvPPRcoarseasymm::~AliITSvPPRcoarseasymm() {
168 ////////////////////////////////////////////////////////////////////////
169 // Standard destructor for the ITS version 6.
170 ////////////////////////////////////////////////////////////////////////
173 //__________________________________________________________________________
174 void AliITSvPPRcoarseasymm::BuildGeometry(){
175 ////////////////////////////////////////////////////////////////////////
176 // Geometry builder for the ITS version 6.
177 ////////////////////////////////////////////////////////////////////////
179 const int kColorITS=kYellow;
181 top = gAlice->GetGeometry()->GetNode("alice");
183 new TTUBE("S_layer1","Layer1 of ITS","void",3.95,3.95+0.05475,12.25);
185 node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
186 node->SetLineColor(kColorITS);
189 new TTUBE("S_layer2","Layer2 of ITS","void",7.,7.+0.05475,16.3);
191 node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
192 node->SetLineColor(kColorITS);
195 new TTUBE("S_layer3","Layer3 of ITS","void",15.,15.+0.05288,21.1);
197 node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
198 node->SetLineColor(kColorITS);
201 new TTUBE("S_layer4","Layer4 of ITS","void",24,24+0.05288,29.6);
203 node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
204 node->SetLineColor(kColorITS);
207 new TTUBE("S_layer5","Layer5 of ITS","void",40,40+0.05382,45.1);
209 node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
210 node->SetLineColor(kColorITS);
213 new TTUBE("S_layer6","Layer6 of ITS","void",45,45+0.05382,50.4);
215 node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
216 node->SetLineColor(kColorITS);
219 //_____________________________________________________________________________
220 void AliITSvPPRcoarseasymm::CreateGeometry(){
221 ////////////////////////////////////////////////////////////////////////
222 // This routine defines and Creates the geometry for version 6 of the ITS.
223 ////////////////////////////////////////////////////////////////////////
225 //INNER RADII OF THE SILICON LAYERS
226 Float_t rl[6] = { 3.8095,7.,15.,24.,38.1,43.5765 };
227 //THICKNESSES OF LAYERS (in % radiation length)
228 Float_t drl[6] = { 1.03,1.03,0.94,0.95,0.91,0.87 };
229 //HALF LENGTHS OF LAYERS
230 Float_t dzl[6] = { 14.35,14.35,25.1,32.1,49.405,55.27 };
231 //LENGTHS OF END-LADDER BOXES (ALL INCLUDED)
232 Float_t dzb[6] = { 12.4,12.4,17.6,17.6,12.,11. };
233 //THICKNESSES OF END-LADDER BOXES (ALL INCLUDED)
234 Float_t drb[6] = { rl[1]-rl[0],0.2,5.,5.,3.,3. };
237 Float_t dits[3], rlim, zmax;
239 Float_t pcits[15], xltpc;
240 Int_t idrotm[399], i;
243 Int_t *idtmed = fIdtmed->GetArray()-199;
245 // CONVERT INTO CM (RL(SI)=9.36 CM)
246 for (i = 0; i < 6; ++i) {
247 drl[i] = drl[i] / 100. * 9.36;
250 // FIELD CAGE HALF LENGTH
256 // --- Define ghost volume containing the whole ITS (including services)
257 // and fill it with air
262 dgh[3] = -xltpc-5.-0.1;
295 dgh[36] = xltpc+4.+0.1;
299 gMC->Gsvolu("ITSV", "PCON", idtmed[275], dgh, 39);
301 // --- Place the ghost volume in its mother volume (ALIC) and make it
304 gMC->Gspos("ITSV", 1, "ALIC", 0., 0., 0., 0, "ONLY");
305 gMC->Gsatt("ITSV", "SEEN", 0);
308 // --- Define ghost volume containing the six layers and fill it with air
325 gMC->Gsvolu("ITSD", "PCON", idtmed[275], dgh, 15);
327 // --- Place the ghost volume in its mother volume (ITSV) and make it
330 gMC->Gspos("ITSD", 1, "ITSV", 0., 0., 0., 0, "ONLY");
331 gMC->Gsatt("ITSD", "SEEN", 0);
333 // ITS LAYERS (SILICON)
336 dits[1] = rl[0] + drl[0];
338 gMC->Gsvolu("ITS1", "TUBE", idtmed[199], dits, 3);
339 gMC->Gspos("ITS1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
342 dits[1] = rl[1] + drl[1];
344 gMC->Gsvolu("ITS2", "TUBE", idtmed[199], dits, 3);
345 gMC->Gspos("ITS2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
348 dits[1] = rl[2] + drl[2];
350 gMC->Gsvolu("ITS3", "TUBE", idtmed[224], dits, 3);
351 gMC->Gspos("ITS3", 1, "ITSD", 0., 0., 0., 0, "ONLY");
354 dits[1] = rl[3] + drl[3];
356 gMC->Gsvolu("ITS4", "TUBE", idtmed[224], dits, 3);
357 gMC->Gspos("ITS4", 1, "ITSD", 0., 0., 0., 0, "ONLY");
360 dits[1] = rl[4] + drl[4];
362 gMC->Gsvolu("ITS5", "TUBE", idtmed[249], dits, 3);
363 gMC->Gspos("ITS5", 1, "ITSD", 0., 0., 0., 0, "ONLY");
366 dits[1] = rl[5] + drl[5];
368 gMC->Gsvolu("ITS6", "TUBE", idtmed[249], dits, 3);
369 gMC->Gspos("ITS6", 1, "ITSD", 0., 0., 0., 0, "ONLY");
371 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SPD
373 gMC->Gsvolu("IEL1", "TUBE", idtmed[208], dits, 0);
374 for (i = 0; i < 2; i++) {
376 dits[1] = dits[0] + drb[i];
377 dits[2] = dzb[i] / 2.;
378 zpos = dzl[i] + dits[2];
379 gMC->Gsposp("IEL1", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
380 gMC->Gsposp("IEL1", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
383 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SDD
385 gMC->Gsvolu("IEL2", "TUBE", idtmed[237], dits, 0);
386 for (i = 2; i < 4; i++) {
388 dits[1] = dits[0] + drb[i];
389 dits[2] = dzb[i] / 2.;
390 zpos = dzl[i] + dits[2];
391 gMC->Gsposp("IEL2", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
392 gMC->Gsposp("IEL2", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
395 // END-LADDER ELECTRONICS BOXES AND CABLES FOR SSD
397 gMC->Gsvolu("IEL3", "TUBE", idtmed[263], dits, 0);
398 for (i = 4; i < 6; i++) {
400 dits[1] = dits[0] + drb[i];
401 dits[2] = dzb[i] / 2.;
402 zpos = dzl[i] + dits[2];
403 gMC->Gsposp("IEL3", i+1, "ITSD", 0., 0., zpos, 0, "ONLY", dits, 3);
404 gMC->Gsposp("IEL3", i+1+6, "ITSD", 0., 0.,-zpos, 0, "ONLY", dits, 3);
407 // DEFINE THERMAL SCREEN FOR SPD
412 gMC->Gsvolu("ICY1", "TUBE", idtmed[274], pcits, 3);
413 gMC->Gspos("ICY1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
416 // DEFINE END CONES FOR SDD
427 gMC->Gsvolu("ICO1", "PCON", idtmed[238], pcits, 9);
428 gMC->Gspos("ICO1", 1, "ITSD", 0., 0., 0., 0, "ONLY");
429 gMC->Gspos("ICO1", 2, "ITSD", 0., 0., 0., idrotm[274], "ONLY");
432 // DEFINE CYLINDER BETWEEN SDD AND SSD
434 pcits[0] = (59.5-0.13/2.)/2.;
435 pcits[1] = (59.5+0.13/2.)/2.;
437 gMC->Gsvolu("ICY2", "TUBE", idtmed[274], pcits, 3);
438 gMC->Gspos("ICY2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
441 // DEFINE END CONES FOR SSD
448 pcits[5] = 28.0+4.0; // check thickness !!
451 pcits[8] = 47.+4.0; // check thickness !!
452 gMC->Gsvolu("ICO2", "PCON", idtmed[264], pcits, 9);
453 gMC->Gspos("ICO2", 1, "ITSD", 0., 0., 0., 0, "ONLY");
454 gMC->Gspos("ICO2", 2, "ITSD", 0., 0., 0., idrotm[274], "ONLY");
460 // --- Define cables at the end of the ITS cones - copper part
466 gMC->Gsvolu("ICCU", "TUBE", idtmed[279], dgh, 3);
467 gMC->Gspos("ICCU", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
468 gMC->Gspos("ICCU", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
470 // --- Define cables at the end of the ITS cones - carbon part
473 dgh[1] = 45.+1.0+1.5;
476 gMC->Gsvolu("ICCC", "TUBE", idtmed[274], dgh, 3);
477 gMC->Gspos("ICCC", 1, "ITSV", 0., 0., 86.7, 0, "ONLY");
478 gMC->Gspos("ICCC", 2, "ITSV", 0., 0., -86.7, idrotm[200], "ONLY");
480 // --- Define patch panels at the end of the ITS cones
486 gMC->Gsvolu("IPAN", "TUBE", idtmed[285], dgh, 3);
487 gMC->Gspos("IPAN", 1, "ITSV", 0., 0., 98.45, 0, "ONLY");
488 gMC->Gspos("IPAN", 2, "ITSV", 0., 0., -98.45, idrotm[200], "ONLY");
490 // --- Define cables/cooling below the TPC on the absorber side - copper part
501 gMC->Gsvolu("ICU1", "PCON", idtmed[279], dgh, 9);
502 gMC->Gspos("ICU1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
504 // --- Define cables/cooling below the TPC on the absorber side - carbon part
511 dgh[5] = 45.2+1.0+1.5;
514 dgh[8] = 61.8+1.0+1.5;
515 gMC->Gsvolu("ICC1", "PCON", idtmed[274], dgh, 9);
516 gMC->Gspos("ICC1", 1, "ITSV", 0., 0., 0., 0, "ONLY");
519 // --- Define cables/cooling behind the TPC on the absorber side - copper part
527 dgh[6] = xltpc+1.5+1.0;
530 gMC->Gsvolu("ICU2", "PCON", idtmed[279], dgh, 9);
531 gMC->Gspos("ICU2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
533 // --- Define cables/cooling behind the TPC on the absorber side - carbon part
544 gMC->Gsvolu("ICC2", "PCON", idtmed[274], dgh, 9);
545 gMC->Gspos("ICC2", 1, "ITSV", 0., 0., 0., 0, "ONLY");
547 // --- Define cables/cooling below the TPC on the other side w.r.t.
548 // the absorber - copper part
552 dgh[2] = (xltpc-100.7+1.5)/2.;
553 gMC->Gsvolu("ICU3", "TUBE", idtmed[279], dgh, 3);
554 gMC->Gspos("ICU3", 1, "ITSV", 0., 0., -100.7-dgh[2], 0, "ONLY");
556 // --- Define cables/cooling below the TPC on the other side w.r.t.
557 // the absorber - carbon part
560 dgh[1] = 45.+1.0+1.5;
561 dgh[2] = (xltpc-100.7)/2.;
562 gMC->Gsvolu("ICC3", "TUBE", idtmed[274], dgh, 3);
563 gMC->Gspos("ICC3", 1, "ITSV", 0., 0., -100.7-dgh[2], 0, "ONLY");
566 // --- Define cables/cooling behind the TPC on other side w.r.t. the absorber
572 dgh[3] = -xltpc-1.5-1.0;
578 gMC->Gsvolu("ICU4", "PCON", idtmed[279], dgh, 9);
579 gMC->Gspos("ICU4", 1, "ITSV", 0., 0., 0., 0, "ONLY");
581 // --- Define cables/cooling behind the TPC on other side w.r.t. the absorber
593 gMC->Gsvolu("ICC4", "PCON", idtmed[274], dgh, 9);
594 gMC->Gspos("ICC4", 1, "ITSV", 0., 0., 0., 0, "ONLY");
596 // --- Define hook to the TPC on other side w.r.t. the absorber
601 gMC->Gsvolu("IHOK", "TUBE", idtmed[284], dgh, 3);
602 gMC->Gspos("IHOK", 1, "ITSV", 0., 0., -xltpc-dgh[2], 0, "ONLY");
605 // --- Outputs the geometry tree in the EUCLID/CAD format
608 gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5);
611 //_____________________________________________________________________________
612 void AliITSvPPRcoarseasymm::CreateMaterials(){
613 ////////////////////////////////////////////////////////////////////////
615 // Create ITS materials
616 // This function defines the default materials used in the Geant
617 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
618 // AliITSvPPRcoarseasymm.
619 // In general it is automatically replaced by
620 // the CreatMaterials routine defined in AliITSv?. Should the function
621 // CreateMaterials not exist for the geometry version you are using this
622 // one is used. See the definition found in AliITSv5 or the other routine
623 // for a complete definition.
626 Float_t awat[2] = { 1.00794,15.9994 };
627 Float_t zwat[2] = { 1.,8. };
628 Float_t wwat[2] = { 2.,1. };
629 Float_t denswat = 1.;
631 Float_t afre[2] = { 12.011,18.9984032 };
632 Float_t zfre[2] = { 6.,9. };
633 Float_t wfre[2] = { 5.,12. };
634 Float_t densfre = 1.5;
636 // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
637 Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
638 Float_t zcer[5] = { 13.,8.,14.,25., 24. };
639 Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
640 Float_t denscer = 3.6;
642 // 60% SiO2 , 40% G10FR4
644 Float_t apcb[3] = { 28.0855,15.9994,17.749 };
645 Float_t zpcb[3] = { 14.,8.,8.875 };
646 Float_t wpcb[3] = { .28,.32,.4 };
647 Float_t denspcb = 1.8;
649 Float_t apoly[2] = { 12.01,1. };
650 Float_t zpoly[2] = { 6.,1. };
651 Float_t wpoly[2] = { .33,.67 };
653 Float_t zserv[4] = { 1.,6.,26.,29. };
654 Float_t aserv[4] = { 1.,12.,55.8,63.5 };
655 Float_t wserv[4] = { .014,.086,.42,.48 };
657 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
658 Float_t zsteel[4] = { 26.,24.,28.,14. };
659 Float_t wsteel[4] = { .715,.18,.1,.005 };
662 Int_t isxfld = gAlice->Field()->Integ();
663 Float_t sxmgmx = gAlice->Field()->Max();
666 // --- Define the various materials for GEANT ---
668 // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
670 AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999);
671 AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
672 AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
673 AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999);
675 AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999);
676 AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
677 AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999);
678 AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
679 AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
680 AliMaterial(9, "SPD End ladder$", 55.845, 26., 7.87/10., 1.76*10., 999);
681 AliMaterial(10, "SPD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
683 AliMedium(0, "SPD Si$", 0, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
684 AliMedium(1, "SPD Si chip$", 1, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
685 AliMedium(2, "SPD Si bus$", 2, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
686 AliMedium(3, "SPD C$", 3, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
687 AliMedium(4, "SPD Air$", 4, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
688 AliMedium(5, "SPD Vacuum$", 5, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
689 AliMedium(6, "SPD Al$", 6, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
690 AliMedium(7, "SPD Water $", 7, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
691 AliMedium(8, "SPD Freon$", 8, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
692 AliMedium(9, "SPD End ladder",9, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
693 AliMedium(10, "SPD cone$", 10, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
695 // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
697 AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999);
698 AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
699 AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
700 AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999);
702 AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999);
703 AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
704 AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999);
705 // After a call with ratios by number (negative number of elements),
706 // the ratio array is changed to the ratio by weight, so all successive
707 // calls with the same array must specify the number of elements as
709 AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
710 // After a call with ratios by number (negative number of elements),
711 // the ratio array is changed to the ratio by weight, so all successive
712 // calls with the same array must specify the number of elements as
714 AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
715 AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
716 AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999);
717 AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
718 AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999);
719 AliMaterial(38, "SDD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
720 AliMaterial(39, "SDD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
723 AliMedium(25, "SDD Si$", 25, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
724 AliMedium(26, "SDD Si chip$", 26, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
725 AliMedium(27, "SDD Si bus$", 27, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
726 AliMedium(28, "SDD C$", 28, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
727 AliMedium(29, "SDD Air$", 29, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
728 AliMedium(30, "SDD Vacuum$", 30, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
729 AliMedium(31, "SDD Al$", 31, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
730 AliMedium(32, "SDD Water $", 32, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
731 AliMedium(33, "SDD Freon$", 33, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
732 AliMedium(34, "SDD PCB$", 34, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
733 AliMedium(35, "SDD Copper$", 35, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
734 AliMedium(36, "SDD Ceramics$",36, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
735 AliMedium(37, "SDD Kapton$", 37, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
736 AliMedium(38, "SDD End ladder",38, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
737 AliMedium(39, "SDD cone$", 39, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
739 // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
741 AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
742 AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
743 AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
744 AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
746 AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999);
747 AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
748 AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999);
749 // After a call with ratios by number (negative number of elements),
750 // the ratio array is changed to the ratio by weight, so all successive
751 // calls with the same array must specify the number of elements as
753 AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
754 // After a call with ratios by number (negative number of elements),
755 // the ratio array is changed to the ratio by weight, so all successive
756 // calls with the same array must specify the number of elements as
758 AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
759 AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
760 AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
761 // After a call with ratios by number (negative number of elements),
762 // the ratio array is changed to the ratio by weight, so all successive
763 // calls with the same array must specify the number of elements as
765 AliMixture( 61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
766 AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
768 AliMaterial(63, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
769 AliMaterial(64, "SSD End ladder$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
770 AliMaterial(65, "SSD cone$",28.0855, 14., 2.33, 9.36, 999); // check !!!!
772 AliMedium(50, "SSD Si$", 50, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
773 AliMedium(51, "SSD Si chip$", 51, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
774 AliMedium(52, "SSD Si bus$", 52, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
775 AliMedium(53, "SSD C$", 53, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
776 AliMedium(54, "SSD Air$", 54, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
777 AliMedium(55, "SSD Vacuum$", 55, 0,isxfld,sxmgmx, 10.,1.00, .1, .100,10.00);
778 AliMedium(56, "SSD Al$", 56, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
779 AliMedium(57, "SSD Water $", 57, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
780 AliMedium(58, "SSD Freon$", 58, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
781 AliMedium(59, "SSD PCB$", 59, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
782 AliMedium(60, "SSD Copper$", 60, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
783 AliMedium(61, "SSD Ceramics$",61, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
784 AliMedium(62, "SSD Kapton$", 62, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
785 AliMedium(63, "SSD G10FR4$", 63, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
786 AliMedium(64, "SPD End ladder",64, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
787 AliMedium(65, "SPD cone$", 65, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
789 // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
791 AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
793 AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999);
794 AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
795 AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
796 AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
797 AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
798 // After a call with ratios by number (negative number of elements),
799 // the ratio array is changed to the ratio by weight, so all successive
800 // calls with the same array must specify the number of elements as
802 AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
803 // AliMaterial(82, "GEN Cables$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
804 // AliMaterial(83, "GEN patch pan$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
805 // AliMaterial(84, "GEN serv$", 12.011, 6., 2.265, 18.8, 999.); // check !!!
806 AliMixture(85, "GEN Inox$", asteel, zsteel, 7.88, 4, wsteel);
807 AliMaterial(86, "GEN Al$", 26.981539, 13., 2.6989, 8.9, 999);
809 AliMedium(75,"GEN C$", 75, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
810 AliMedium(76,"GEN Air$", 76, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
811 AliMedium(77,"GEN Vacuum$", 77, 0,isxfld,sxmgmx, 10., .10, .1, .100,10.00);
812 AliMedium(78,"GEN POLYETHYL$",78, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
813 AliMedium(79,"GEN SERVICES$", 79, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
814 AliMedium(80,"GEN Copper$", 80, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
815 AliMedium(81,"GEN Water $", 81, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
816 // AliMedium(82,"GEN Cables$", 82, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
817 // AliMedium(83,"GEN patch pan$",83, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
818 // AliMedium(84,"GEN serv$", 84, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
819 AliMedium(85,"GEN Inox$", 85, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
820 AliMedium(86, "GEN Al$", 86, 0,isxfld,sxmgmx, 10., .01, .1, .003, .003);
822 //_____________________________________________________________________________
823 void AliITSvPPRcoarseasymm::Init(){
824 ////////////////////////////////////////////////////////////////////////
825 // Initialise the ITS after it has been created.
826 ////////////////////////////////////////////////////////////////////////
834 //_____________________________________________________________________________
835 void AliITSvPPRcoarseasymm::DrawModule(){
836 ////////////////////////////////////////////////////////////////////////
837 // Draw a shaded view of the FMD version 6.
838 ////////////////////////////////////////////////////////////////////////
840 // Set everything unseen
841 gMC->Gsatt("*", "seen", -1);
843 // Set ALIC mother visible
844 gMC->Gsatt("ALIC","SEEN",0);
846 // Set the volumes visible
847 gMC->Gsatt("ITSD","SEEN",0);
848 gMC->Gsatt("ITS1","SEEN",1);
849 gMC->Gsatt("ITS2","SEEN",1);
850 gMC->Gsatt("ITS3","SEEN",1);
851 gMC->Gsatt("ITS4","SEEN",1);
852 gMC->Gsatt("ITS5","SEEN",1);
853 gMC->Gsatt("ITS6","SEEN",1);
855 gMC->Gsatt("IPCB","SEEN",1);
856 gMC->Gsatt("ICO2","SEEN",1);
857 gMC->Gsatt("ICER","SEEN",0);
858 gMC->Gsatt("ISI2","SEEN",0);
859 gMC->Gsatt("IPLA","SEEN",0);
860 gMC->Gsatt("ICO3","SEEN",0);
861 gMC->Gsatt("IEPX","SEEN",0);
862 gMC->Gsatt("ISI3","SEEN",1);
863 gMC->Gsatt("ISUP","SEEN",0);
864 gMC->Gsatt("ICHO","SEEN",0);
865 gMC->Gsatt("ICMO","SEEN",0);
866 gMC->Gsatt("ICMD","SEEN",0);
867 gMC->Gsatt("ICCO","SEEN",1);
868 gMC->Gsatt("ICCM","SEEN",0);
869 gMC->Gsatt("ITMD","SEEN",0);
870 gMC->Gsatt("ITTT","SEEN",1);
873 gMC->Gdopt("hide", "on");
874 gMC->Gdopt("shad", "on");
875 gMC->Gsatt("*", "fill", 7);
876 gMC->SetClipBox(".");
877 gMC->SetClipBox("*", 0, 300, -300, 300, -300, 300);
879 gMC->Gdraw("alic", 40, 30, 0, 11, 10, .07, .07);
880 gMC->Gdhead(1111, "Inner Tracking System Version 1");
881 gMC->Gdman(17, 6, "MAN");
883 //_____________________________________________________________________________
884 void AliITSvPPRcoarseasymm::StepManager(){
885 ////////////////////////////////////////////////////////////////////////
886 // Called for every step in the ITS, then calls the AliITShit class
887 // creator with the information to be recoreded about that hit.
888 ////////////////////////////////////////////////////////////////////////
894 TLorentzVector position, momentum;
895 // TClonesArray &lhits = *fHits;
897 // no hits for this coarse asymmetric version.
903 if(gMC->IsTrackInside()) vol[3] += 1;
904 if(gMC->IsTrackEntering()) vol[3] += 2;
905 if(gMC->IsTrackExiting()) vol[3] += 4;
906 if(gMC->IsTrackOut()) vol[3] += 8;
907 if(gMC->IsTrackDisappeared()) vol[3] += 16;
908 if(gMC->IsTrackStop()) vol[3] += 32;
909 if(gMC->IsTrackAlive()) vol[3] += 64;
911 // Fill hit structure.
912 if( !(gMC->TrackCharge()) ) return;
914 // Only entering charged tracks
915 if((id=gMC->CurrentVolID(copy))==fIdSens[0]) {
917 id=gMC->CurrentVolOffID(1,copy);
919 id=gMC->CurrentVolOffID(2,copy);
921 } else if(id==fIdSens[1]) {
923 id=gMC->CurrentVolOffID(1,copy);
925 id=gMC->CurrentVolOffID(2,copy);
927 } else if(id==fIdSens[2]) {
930 id=gMC->CurrentVolOffID(1,copy);
932 } else if(id==fIdSens[3]) {
935 id=gMC->CurrentVolOffID(1,copy);
937 } else if(id==fIdSens[4]) {
940 id=gMC->CurrentVolOffID(1,copy);
942 } else if(id==fIdSens[5]) {
945 id=gMC->CurrentVolOffID(1,copy);
948 gMC->TrackPosition(position);
949 gMC->TrackMomentum(momentum);
957 hits[7]=gMC->TrackTime();
958 // new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,hits);
960 // no hits for this coarse asymmetric version.
965 //____________________________________________________________________________
966 void AliITSvPPRcoarseasymm::Streamer(TBuffer &R__b){
967 ////////////////////////////////////////////////////////////////////////
968 // A dummy Streamer function for this class AliITSvPPRcoarseasymm. By default it
969 // only streams the AliITS class as it is required. Since this class
970 // dosen't contain any "real" data to be saved, it doesn't.
971 ////////////////////////////////////////////////////////////////////////
973 if (R__b.IsReading()) {
974 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
975 AliITS::Streamer(R__b);
977 R__b.WriteVersion(AliITSvPPRcoarseasymm::IsA());
978 AliITS::Streamer(R__b);
979 } // end if R__b.IsReading()