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76fd1e04 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
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Time Of Flight: design of C.Williams
21//
22// This class contains the functions for version 2 of the Time Of Flight //
23// detector. //
24//
25// VERSION WITH 5 MODULES AND TILTED STRIPS
26//
27// HOLES FOR PHOS AND RICH DETECTOR
28//
29// !Not Official version!
30//
31// Requested by Andreas Morsch to have TOFv2 full compliant
32// with FRAME version 0
33//
34// Author:
35
36// Fabrizio Pierella
37// University of Bologna - Italy
38//
39//
40//Begin_Html
41/*
42<img src="picts/AliTOFv2FHolesClass.gif">
43*/
44//End_Html
45// //
46///////////////////////////////////////////////////////////////////////////////
47
48#include <iostream.h>
49#include <stdlib.h>
50
51#include "AliTOFv2FHoles.h"
52#include "TBRIK.h"
53#include "TGeometry.h"
54#include "TNode.h"
55#include <TLorentzVector.h>
56#include "TObject.h"
57#include "AliRun.h"
58#include "AliMC.h"
59#include "AliMagF.h"
60#include "AliConst.h"
61
62
63ClassImp(AliTOFv2FHoles)
64
65//_____________________________________________________________________________
66AliTOFv2FHoles::AliTOFv2FHoles()
67{
68 //
69 // Default constructor
70 //
71}
72
73//_____________________________________________________________________________
74AliTOFv2FHoles::AliTOFv2FHoles(const char *name, const char *title)
75 : AliTOF(name,title)
76{
77 //
78 // Standard constructor
79 //
80 //
81 // Check that FRAME is there otherwise we have no place where to
82 // put TOF
83 AliModule* frame=gAlice->GetModule("FRAME");
84 if(!frame) {
85 Error("Ctor","TOF needs FRAME to be present\n");
86 exit(1);
87 } else
88 if(frame->IsVersion()!=0) {
89 Error("Ctor","FRAME version 0 needed with this version of TOF\n");
90 exit(1);
91 }
92}
93
94//____________________________________________________________________________
95
96void AliTOFv2FHoles::BuildGeometry()
97{
98 //
99 // Build TOF ROOT geometry for the ALICE event display
100 //
101 TNode *node, *top;
102 const int kColorTOF = 27;
103
104 // Find top TNODE
105 top = gAlice->GetGeometry()->GetNode("alice");
106
107 // Position the different copies
108 const Float_t krTof =(fRmax+fRmin)/2;
109 const Float_t khTof = fRmax-fRmin;
110 const Int_t kNTof = fNTof;
111 const Float_t kPi = TMath::Pi();
112 const Float_t kangle = 2*kPi/kNTof;
113 Float_t ang;
114
115 // Define TOF basic volume
116
117 char nodeName0[6], nodeName1[6], nodeName2[6];
118 char nodeName3[6], nodeName4[6], rotMatNum[6];
119
120 new TBRIK("S_TOF_C","TOF box","void",
121 120*0.5,khTof*0.5,fZlenC*0.5);
122 new TBRIK("S_TOF_B","TOF box","void",
123 120*0.5,khTof*0.5,fZlenB*0.5);
124 new TBRIK("S_TOF_A","TOF box","void",
125 120*0.5,khTof*0.5,fZlenA*0.5);
126
127 for (Int_t nodeNum=1;nodeNum<19;nodeNum++){
128
129 if (nodeNum<10) {
130 sprintf(rotMatNum,"rot50%i",nodeNum);
131 sprintf(nodeName0,"FTO00%i",nodeNum);
132 sprintf(nodeName1,"FTO10%i",nodeNum);
133 sprintf(nodeName2,"FTO20%i",nodeNum);
134 sprintf(nodeName3,"FTO30%i",nodeNum);
135 sprintf(nodeName4,"FTO40%i",nodeNum);
136 }
137 if (nodeNum>9) {
138 sprintf(rotMatNum,"rot5%i",nodeNum);
139 sprintf(nodeName0,"FTO0%i",nodeNum);
140 sprintf(nodeName1,"FTO1%i",nodeNum);
141 sprintf(nodeName2,"FTO2%i",nodeNum);
142 sprintf(nodeName3,"FTO3%i",nodeNum);
143 sprintf(nodeName4,"FTO4%i",nodeNum);
144 }
145
146 new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0);
147 ang = (4.5-nodeNum) * kangle;
148
149 top->cd();
150 node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),299.15,rotMatNum);
151 node->SetLineColor(kColorTOF);
152 fNodes->Add(node);
153
154 top->cd();
155 node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-299.15,rotMatNum);
156 node->SetLineColor(kColorTOF);
157 fNodes->Add(node);
158if (nodeNum !=1 && nodeNum!=2 && nodeNum !=18)
159 {
160 top->cd();
161 node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),146.45,rotMatNum);
162 node->SetLineColor(kColorTOF);
163 fNodes->Add(node);
164
165 top->cd();
166 node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-146.45,rotMatNum);
167 node->SetLineColor(kColorTOF);
168 fNodes->Add(node);
169 } // Holes for RICH detector
170
171if ((nodeNum<8 || nodeNum>12) && nodeNum !=1 && nodeNum!=2 && nodeNum !=18)
172 {
173 top->cd();
174 node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),0.,rotMatNum);
175 node->SetLineColor(kColorTOF);
176 fNodes->Add(node);
177 } // Holes for PHOS detector (+ Holes for RICH detector, central part)
178 } // end loop on nodeNum
179}
180
181
182//_____________________________________________________________________________
183void AliTOFv2FHoles::CreateGeometry()
184{
185 //
186 // Create geometry for Time Of Flight version 0
187 //
188 //Begin_Html
189 /*
190 <img src="picts/AliTOFv2FHoles.gif">
191 */
192 //End_Html
193 //
194 // Creates common geometry
195 //
196 AliTOF::CreateGeometry();
197}
198
199//_____________________________________________________________________________
200void AliTOFv2FHoles::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
201 Float_t zlenB, Float_t zlenA, Float_t ztof0)
202{
203 //
204 // Definition of the Time Of Fligh Resistive Plate Chambers
205 // xFLT, yFLT, zFLT - sizes of TOF modules (large)
206
207 Float_t ycoor, zcoor;
208 Float_t par[3];
209 Int_t *idtmed = fIdtmed->GetArray()-499;
210 Int_t idrotm[100];
211 Int_t nrot = 0;
212 Float_t hTof = fRmax-fRmin;
213
214 Float_t radius = fRmin+2.;//cm
215
216 // fixing parameters as requested by FRAME v0 (Morsch 16-10-2001)
217 zlenA = 124.; // cm (A module length) original size 106. enlarged
218 zlenB = 154.; // cm (B module length) original size 141. enlarged
219 zlenC = 159.5; // cm (C module length) original size 175.5 reduced
220 ztof0 = 375.5; // total half-length of a TOF sector original size 371.5cm
221
222
223 par[0] = xtof * 0.5;
224 par[1] = ytof * 0.5;
225 par[2] = zlenC * 0.5;
226 gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3);
227 par[2] = zlenB * 0.5;
228 gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3);
229 par[2] = zlenA * 0.5;
230 gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3);
231
232
43808676 233 // Positioning of modules
76fd1e04 234
43808676 235 Float_t zcor1 = ztof0 - zlenC*0.5;
236 Float_t zcor2 = ztof0 - zlenC - zlenB*0.5;
237 Float_t zcor3 = 0.00;
238 Float_t zcor4 = 156.75 - zlenC*0.5;
239 Float_t zcor5 = -156.75 + zlenB*0.5;
240
241 AliMatrix(idrotm[0], 90., 0., 0., 0., 90,-90.);
242 AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.);
243 gMC->Gspos("FTOC", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY");
244 gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY");
245 gMC->Gspos("FTOC", 1, "BTO2", 0, zcor4, 0, idrotm[0], "ONLY");
246 gMC->Gspos("FTOC", 1, "BTO3", 0, 0., 0, idrotm[0], "ONLY");
247
248 gMC->Gspos("FTOB", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY");
249 gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY");
250 gMC->Gspos("FTOB", 1, "BTO2", 0, zcor5, 0, idrotm[0], "ONLY");
251
252 gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY");
253
76fd1e04 254 Float_t db = 0.5;//cm
255 Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC;
43808676 256
76fd1e04 257 xFLT = fStripLn;
258 yFLT = ytof;
259 zFLTA = zlenA;
260 zFLTB = zlenB;
261 zFLTC = zlenC;
43808676 262
76fd1e04 263 xFST = xFLT-fDeadBndX*2; //cm
43808676 264
265 // Sizes of MRPC pads
266
76fd1e04 267 Float_t yPad = 0.505; //cm
268
43808676 269 // Large not sensitive volumes with Insensitive Freon
76fd1e04 270 par[0] = xFLT*0.5;
271 par[1] = yFLT*0.5;
272
273 if(fDebug)
274 cout <<ClassName()
275 <<": ************************* TOF geometry **************************"
276 <<endl;
43808676 277
76fd1e04 278 par[2] = (zFLTA *0.5);
279 gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon
280 gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY");
43808676 281
76fd1e04 282 par[2] = (zFLTB * 0.5);
283 gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon
284 gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY");
43808676 285
76fd1e04 286 par[2] = (zFLTC * 0.5);
287 gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon
288 gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY");
289
43808676 290 ///// Layers of Aluminum before and after detector /////
291 ///// Aluminum Box for Modules (1.8 mm thickness) /////
292 ///// lateral walls not simulated for the time being
293 //const Float_t khAlWall = 0.18;
294 // fp to be checked
295 const Float_t khAlWall = 0.11;
76fd1e04 296 par[0] = xFLT*0.5;
43808676 297 par[1] = khAlWall/2.;//cm
76fd1e04 298 ycoor = -yFLT/2 + par[1];
299 par[2] = (zFLTA *0.5);
300 gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium
301 gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY");
302 gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY");
303 par[2] = (zFLTB *0.5);
304 gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium
305 gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY");
306 gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY");
307 par[2] = (zFLTC *0.5);
308 gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium
309 gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY");
310 gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY");
311
43808676 312 ///////////////// Detector itself //////////////////////
313
76fd1e04 314 const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge
43808676 315 //and the boundary of the strip
76fd1e04 316 const Int_t knx = fNpadX; // number of pads along x
317 const Int_t knz = fNpadZ; // number of pads along z
318 const Float_t kspace = fSpace; //cm distance from the front plate of the box
319
320 Float_t zSenStrip = fZpad*fNpadZ;//cm
321 Float_t stripWidth = zSenStrip + 2*kdeadBound;
322
323 par[0] = xFLT*0.5;
324 par[1] = yPad*0.5;
325 par[2] = stripWidth*0.5;
326
43808676 327 // new description for strip volume -double stack strip-
328 // -- all constants are expressed in cm
329 // heigth of different layers
330 const Float_t khhony = 0.8 ; // heigth of HONY Layer
331 const Float_t khpcby = 0.08 ; // heigth of PCB Layer
76fd1e04 332 const Float_t khmyly = 0.035 ; // heigth of MYLAR Layer
333 const Float_t khgraphy = 0.02 ; // heigth of GRAPHITE Layer
43808676 334 const Float_t khglasseiy = 0.135; // 0.6 Ext. Glass + 1.1 i.e. (Int. Glass/2) (mm)
76fd1e04 335 const Float_t khsensmy = 0.11 ; // heigth of Sensitive Freon Mixture
336 const Float_t kwsensmz = 2*3.5 ; // cm
337 const Float_t klsensmx = 48*2.5; // cm
338 const Float_t kwpadz = 3.5; // cm z dimension of the FPAD volume
339 const Float_t klpadx = 2.5; // cm x dimension of the FPAD volume
340
341 // heigth of the FSTR Volume (the strip volume)
342 const Float_t khstripy = 2*khhony+3*khpcby+4*(khmyly+khgraphy+khglasseiy)+2*khsensmy;
343 // width of the FSTR Volume (the strip volume)
344 const Float_t kwstripz = 10.;
345 // length of the FSTR Volume (the strip volume)
346 const Float_t klstripx = 122.;
347
348 Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5};
43808676 349 // coordinates of the strip center in the strip reference frame; used for positioning
350 // internal strip volumes
76fd1e04 351 Float_t posfp[3]={0.,0.,0.};
43808676 352
76fd1e04 353
354 // FSTR volume definition and filling this volume with non sensitive Gas Mixture
355 gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3);
356 //-- HONY Layer definition
43808676 357 // parfp[0] = -1;
76fd1e04 358 parfp[1] = khhony*0.5;
43808676 359 // parfp[2] = -1;
76fd1e04 360 gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3);
361 // positioning 2 HONY Layers on FSTR volume
43808676 362
76fd1e04 363 posfp[1]=-khstripy*0.5+parfp[1];
364 gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY");
365 gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 366
76fd1e04 367 //-- PCB Layer definition
368 parfp[1] = khpcby*0.5;
369 gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3);
370 // positioning 2 PCB Layers on FSTR volume
371 posfp[1]=-khstripy*0.5+khhony+parfp[1];
372 gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY");
373 gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
374 // positioning the central PCB layer
375 gMC->Gspos("FPCB",3,"FSTR",0.,0.,0.,0,"ONLY");
376
43808676 377
378
76fd1e04 379 //-- MYLAR Layer definition
380 parfp[1] = khmyly*0.5;
381 gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3);
382 // positioning 2 MYLAR Layers on FSTR volume
383 posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1];
384 gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY");
385 gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
386 // adding further 2 MYLAR Layers on FSTR volume
387 posfp[1] = khpcby*0.5+parfp[1];
388 gMC->Gspos("FMYL",3,"FSTR",0., posfp[1],0.,0,"ONLY");
389 gMC->Gspos("FMYL",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 390
391
76fd1e04 392 //-- Graphite Layer definition
393 parfp[1] = khgraphy*0.5;
394 gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3);
395 // positioning 2 Graphite Layers on FSTR volume
396 posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1];
397 gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY");
398 gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
399 // adding further 2 Graphite Layers on FSTR volume
400 posfp[1] = khpcby*0.5+khmyly+parfp[1];
401 gMC->Gspos("FGRP",3,"FSTR",0., posfp[1],0.,0,"ONLY");
402 gMC->Gspos("FGRP",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 403
404
76fd1e04 405 //-- Glass (EXT. +Semi INT.) Layer definition
406 parfp[1] = khglasseiy*0.5;
407 gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3);
408 // positioning 2 Glass Layers on FSTR volume
409 posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1];
410 gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY");
411 gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
412 // adding further 2 Glass Layers on FSTR volume
413 posfp[1] = khpcby*0.5+khmyly+khgraphy+parfp[1];
414 gMC->Gspos("FGLA",3,"FSTR",0., posfp[1],0.,0,"ONLY");
415 gMC->Gspos("FGLA",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 416
76fd1e04 417
418 //-- Sensitive Mixture Layer definition
419 parfp[0] = klsensmx*0.5;
420 parfp[1] = khsensmy*0.5;
421 parfp[2] = kwsensmz*0.5;
422 gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3);
423 gMC->Gsvolu("FNSE","BOX",idtmed[512],parfp,3);
424 // positioning 2 gas Layers on FSTR volume
425 // the upper is insensitive freon
426 // while the remaining is sensitive
427 posfp[1] = khpcby*0.5+khmyly+khgraphy+khglasseiy+parfp[1];
428 gMC->Gspos("FNSE",0,"FSTR", 0., posfp[1],0.,0,"ONLY");
429 gMC->Gspos("FSEN",0,"FSTR", 0.,-posfp[1],0.,0,"ONLY");
43808676 430
76fd1e04 431 // dividing FSEN along z in knz=2 and along x in knx=48
432 gMC->Gsdvn("FSEZ","FSEN",knz,3);
433 gMC->Gsdvn("FSEX","FSEZ",knx,1);
434
435 // FPAD volume definition
436 parfp[0] = klpadx*0.5;
437 parfp[1] = khsensmy*0.5;
438 parfp[2] = kwpadz*0.5;
439 gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3);
440 // positioning the FPAD volumes on previous divisions
441 gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY");
442
43808676 443 //// Positioning the Strips (FSTR) in the FLT volumes /////
444
76fd1e04 445 // Plate A (Central)
446
447 Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel
43808676 448
b213b8bd 449 Float_t gap = fGapA+1.; //cm updated distance between the strip axis
450 // 1 cm is a special value exclusively for AliTOFv2FHoles geometry
76fd1e04 451 Float_t zpos = 0;
452 Float_t ang = 0;
453 Int_t i=1,j=1;
454 nrot = 0;
455 zcoor = 0;
456 ycoor = -14.5 + kspace ; //2 cm over front plate
43808676 457
76fd1e04 458 AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.);
459 gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
43808676 460
76fd1e04 461 if(fDebug) {
43808676 462 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
463 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
76fd1e04 464 }
43808676 465
76fd1e04 466 zcoor -= zSenStrip;
467 j++;
468 Int_t upDown = -1; // upDown=-1 -> Upper strip
43808676 469 // upDown=+1 -> Lower strip
76fd1e04 470 do{
43808676 471 ang = atan(zcoor/radius);
472 ang *= kRaddeg;
473 AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
474 AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
475 ang /= kRaddeg;
476 ycoor = -14.5+ kspace; //2 cm over front plate
477 ycoor += (1-(upDown+1)/2)*gap;
478 gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
479 gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
480
481 if(fDebug) {
482 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
483 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
484 }
485
486 j += 2;
487 upDown*= -1; // Alternate strips
488 zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
489 upDown*gap*TMath::Tan(ang)-
490 (zSenStrip/2)/TMath::Cos(ang);
76fd1e04 491 } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2);
492
493 zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+
43808676 494 upDown*gap*TMath::Tan(ang)+
495 (zSenStrip/2)/TMath::Cos(ang);
496
76fd1e04 497 gap = fGapB;
498 zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
43808676 499 upDown*gap*TMath::Tan(ang)-
500 (zSenStrip/2)/TMath::Cos(ang);
501
76fd1e04 502 ang = atan(zcoor/radius);
503 ang *= kRaddeg;
504 AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
505 AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
506 ang /= kRaddeg;
43808676 507
76fd1e04 508 ycoor = -14.5+ kspace; //2 cm over front plate
509 ycoor += (1-(upDown+1)/2)*gap;
43808676 510
76fd1e04 511 /* for FRAME v0
43808676 512 gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
513 gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
76fd1e04 514 */
43808676 515
76fd1e04 516 if(fDebug) {
43808676 517 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
518 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
76fd1e04 519 }
43808676 520
76fd1e04 521 ycoor = -hTof/2.+ kspace;//2 cm over front plate
43808676 522
76fd1e04 523 // Plate B
43808676 524
76fd1e04 525 nrot = 0;
526 i=1;
527 upDown = 1;
528 Float_t deadRegion = 1.0;//cm
529
530 zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)-
43808676 531 upDown*gap*TMath::Tan(ang)-
532 (zSenStrip/2)/TMath::Cos(ang)-
533 deadRegion/TMath::Cos(ang);
534
76fd1e04 535 ang = atan(zpos/radius);
536 ang *= kRaddeg;
537 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
538 ang /= kRaddeg;
539 ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
540 ycoor += (1-(upDown+1)/2)*gap;
541 zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
542 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
43808676 543
76fd1e04 544 if(fDebug) {
43808676 545 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
546 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
76fd1e04 547 }
43808676 548
76fd1e04 549 i++;
550 upDown*=-1;
43808676 551
76fd1e04 552 do {
43808676 553 zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)-
554 upDown*gap*TMath::Tan(ang)-
555 (zSenStrip/2)/TMath::Cos(ang);
556 ang = atan(zpos/radius);
557 ang *= kRaddeg;
558 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
559 ang /= kRaddeg;
560 ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
561 ycoor += (1-(upDown+1)/2)*gap;
562 zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
563 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
564
565 if(fDebug) {
566 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
567 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
568 }
569
570 upDown*=-1;
571 i++;
76fd1e04 572 } while (TMath::Abs(ang*kRaddeg)<22.5);
573 //till we reach a tilting angle of 22.5 degrees
43808676 574
76fd1e04 575 ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
576 zpos = zpos - zSenStrip/TMath::Cos(ang);
b213b8bd 577 // this avoid overlaps in between outer strips in plate B
578 Float_t deltaMovingUp=0.8; // [cm]
579 //Float_t deltaMovingDown=-0.0; // [cm] special value for AliTOFv2FHoles
580
76fd1e04 581 do {
43808676 582 ang = atan(zpos/radius);
583 ang *= kRaddeg;
584 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
585 ang /= kRaddeg;
586 zcoor = zpos+(zFLTB/2+zFLTA/2+db);
587 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor+deltaMovingUp, zcoor,idrotm[nrot], "ONLY");
588 deltaMovingUp+=0.8; // update delta moving toward the end of the plate
589 zpos = zpos - zSenStrip/TMath::Cos(ang);
590 if(fDebug) {
591 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
592 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
593 }
594 i++;
595
76fd1e04 596 } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db);
b213b8bd 597
76fd1e04 598 // Plate C
599
600 zpos = zpos + zSenStrip/TMath::Cos(ang);
43808676 601
76fd1e04 602 zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+
43808676 603 gap*TMath::Tan(ang)-
604 (zSenStrip/2)/TMath::Cos(ang);
605
76fd1e04 606 nrot = 0;
607 i=0;
b213b8bd 608 Float_t deltaGap=-2.5; // [cm] update distance from strip center and plate
609 ycoor= -hTof*0.5+kspace+gap+deltaGap;
43808676 610
76fd1e04 611 do {
43808676 612 i++;
613 ang = atan(zpos/radius);
614 ang *= kRaddeg;
615 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
616 ang /= kRaddeg;
617 zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
618 if (i!=1)
619 gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
620
621 if(fDebug) {
622 printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i);
623 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
624 }
625
626 zpos = zpos - zSenStrip/TMath::Cos(ang);
76fd1e04 627 } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t);
628
43808676 629
630 ////////// Layers after strips /////////////////
631 // Al Layer thickness (2.3mm) factor 0.7
632
76fd1e04 633 Float_t overSpace = fOverSpc;//cm
43808676 634
76fd1e04 635 par[0] = xFLT*0.5;
43808676 636 par[1] = 0.115*0.7; // factor 0.7
76fd1e04 637 par[2] = (zFLTA *0.5);
638 ycoor = -yFLT/2 + overSpace + par[1];
43808676 639 gMC->Gsvolu("FPEA", "BOX ", idtmed[508], par, 3); // Al
76fd1e04 640 gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
641 par[2] = (zFLTB *0.5);
43808676 642 gMC->Gsvolu("FPEB", "BOX ", idtmed[508], par, 3); // Al
76fd1e04 643 gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
644 par[2] = (zFLTC *0.5);
43808676 645 gMC->Gsvolu("FPEC", "BOX ", idtmed[508], par, 3); // Al
76fd1e04 646 gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
647
43808676 648
649 // plexiglass thickness: 1.5 mm ; factor 0.3
76fd1e04 650 ycoor += par[1];
651 par[0] = xFLT*0.5;
43808676 652 par[1] = 0.075*0.3; // factor 0.3
76fd1e04 653 par[2] = (zFLTA *0.5);
654 ycoor += par[1];
43808676 655 gMC->Gsvolu("FECA", "BOX ", idtmed[505], par, 3); // Plexigl.
76fd1e04 656 gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
657 par[2] = (zFLTB *0.5);
43808676 658 gMC->Gsvolu("FECB", "BOX ", idtmed[505], par, 3); // Plexigl.
76fd1e04 659 gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
660 par[2] = (zFLTC *0.5);
43808676 661 gMC->Gsvolu("FECC", "BOX ", idtmed[505], par, 3); // Plexigl.
76fd1e04 662 gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
43808676 663
664 // frame of Air
76fd1e04 665 ycoor += par[1];
666 par[0] = xFLT*0.5;
43808676 667 par[1] = (yFLT/2-ycoor-khAlWall)*0.5; // Aluminum layer considered (0.18 cm)
76fd1e04 668 par[2] = (zFLTA *0.5);
669 ycoor += par[1];
670 gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air
671 gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
672 par[2] = (zFLTB *0.5);
673 gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air
674 gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
675 par[2] = (zFLTC *0.5);
676 gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air
677 gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
43808676 678
679
680 // start with cards and cooling tubes
681 // finally, cards, cooling tubes and layer for thermal dispersion
682 // 3 volumes
683 // card volume definition
684
685 // see GEOM200 in GEANT manual
686 AliMatrix(idrotm[98], 90., 0., 90., 90., 0., 0.); // 0 deg
687
688 Float_t cardpar[3];
689 cardpar[0]= 61.;
690 cardpar[1]= 5.;
691 cardpar[2]= 0.1;
692 gMC->Gsvolu("FCAR", "BOX ", idtmed[504], cardpar, 3); // PCB Card
693 //alu plate volume definition
694 cardpar[1]= 3.5;
695 cardpar[2]= 0.05;
696 gMC->Gsvolu("FALP", "BOX ", idtmed[508], cardpar, 3); // Alu Plate
697
698
699 // central module positioning (FAIA)
700 Float_t cardpos[3], aplpos2, stepforcardA=6.89;
701 cardpos[0]= 0.;
702 cardpos[1]= -0.5;
703 cardpos[2]= -62.;
704 Float_t aplpos1 = -2.;
705 Int_t icard;
706 for (icard=0; icard<17; ++icard) {
707 cardpos[2]= cardpos[2]+stepforcardA;
708 aplpos2 = cardpos[2]+0.15;
709 gMC->Gspos("FCAR",icard,"FAIA",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
710 gMC->Gspos("FALP",icard,"FAIA",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
711
712 }
713
714
715 // intermediate module positioning (FAIB)
716 Float_t stepforcardB= 7.05;
717 cardpos[2]= -70.5;
718 for (icard=0; icard<19; ++icard) {
719 cardpos[2]= cardpos[2]+stepforcardB;
720 aplpos2 = cardpos[2]+0.15;
721 gMC->Gspos("FCAR",icard,"FAIB",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
722 gMC->Gspos("FALP",icard,"FAIB",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
723 }
724
725
726 // outer module positioning (FAIC)
727 Float_t stepforcardC= 8.45238;
728 cardpos[2]= -79.75;
729 for (icard=0; icard<17; ++icard) {
730 cardpos[2]= cardpos[2]+stepforcardC;
731 aplpos2 = cardpos[2]+0.15;
732 gMC->Gspos("FCAR",icard,"FAIC",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
733 gMC->Gspos("FALP",icard,"FAIC",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
734 }
735
736 // tube volume definition
737 Float_t tubepar[3];
738 tubepar[0]= 0.;
739 tubepar[1]= 0.4;
740 tubepar[2]= 61.;
741 gMC->Gsvolu("FTUB", "TUBE", idtmed[516], tubepar, 3); // cooling tubes (steel)
742 tubepar[0]= 0.;
743 tubepar[1]= 0.35;
744 tubepar[2]= 61.;
745 gMC->Gsvolu("FITU", "TUBE", idtmed[515], tubepar, 3); // cooling water
746 // positioning water tube into the steel one
747 gMC->Gspos("FITU",1,"FTUB",0.,0.,0.,0,"ONLY");
748
749
750 // rotation matrix
751 AliMatrix(idrotm[99], 180., 90., 90., 90., 90., 0.);
752 // central module positioning (FAIA)
753 Float_t tubepos[3], tdis=0.6;
754 tubepos[0]= 0.;
755 tubepos[1]= cardpos[1];
756 tubepos[2]= -62.+tdis;
757 // tub1pos = 5.;
758 Int_t itub;
759 for (itub=0; itub<17; ++itub) {
760 tubepos[2]= tubepos[2]+stepforcardA;
761 gMC->Gspos("FTUB",itub,"FAIA",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
762 "ONLY");
763 }
764
765
766 // intermediate module positioning (FAIB)
767 tubepos[2]= -70.5+tdis;
768 for (itub=0; itub<19; ++itub) {
769 tubepos[2]= tubepos[2]+stepforcardB;
770 gMC->Gspos("FTUB",itub,"FAIB",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
771 "ONLY");
772 }
773
774 // outer module positioning (FAIC)
775 tubepos[2]= -79.75+tdis;
776 for (itub=0; itub<17; ++itub) {
777 tubepos[2]= tubepos[2]+stepforcardC;
778 gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
779 "ONLY");
780 }
781
76fd1e04 782}
783
784//_____________________________________________________________________________
785void AliTOFv2FHoles::DrawModule() const
786{
787 //
788 // Draw a shaded view of the Time Of Flight version 2
789 //
790 // Set everything unseen
791 gMC->Gsatt("*", "seen", -1);
792 //
793 // Set ALIC mother transparent
794 gMC->Gsatt("ALIC","SEEN",0);
795 //
796 // Set the volumes visible
797 gMC->Gsatt("ALIC","SEEN",0);
798
799 gMC->Gsatt("FTOA","SEEN",1);
800 gMC->Gsatt("FTOB","SEEN",1);
801 gMC->Gsatt("FTOC","SEEN",1);
802 gMC->Gsatt("FLTA","SEEN",1);
803 gMC->Gsatt("FLTB","SEEN",1);
804 gMC->Gsatt("FLTC","SEEN",1);
805 gMC->Gsatt("FPLA","SEEN",1);
806 gMC->Gsatt("FPLB","SEEN",1);
807 gMC->Gsatt("FPLC","SEEN",1);
808 gMC->Gsatt("FSTR","SEEN",1);
809 gMC->Gsatt("FPEA","SEEN",1);
810 gMC->Gsatt("FPEB","SEEN",1);
811 gMC->Gsatt("FPEC","SEEN",1);
812
813 gMC->Gsatt("FLZ1","SEEN",0);
814 gMC->Gsatt("FLZ2","SEEN",0);
815 gMC->Gsatt("FLZ3","SEEN",0);
816 gMC->Gsatt("FLX1","SEEN",0);
817 gMC->Gsatt("FLX2","SEEN",0);
818 gMC->Gsatt("FLX3","SEEN",0);
819 gMC->Gsatt("FPAD","SEEN",0);
820
821 gMC->Gdopt("hide", "on");
822 gMC->Gdopt("shad", "on");
823 gMC->Gsatt("*", "fill", 7);
824 gMC->SetClipBox(".");
825 gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000);
826 gMC->DefaultRange();
827 gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02);
828 gMC->Gdhead(1111, "Time Of Flight");
829 gMC->Gdman(18, 4, "MAN");
830 gMC->Gdopt("hide","off");
831}
832//_____________________________________________________________________________
833void AliTOFv2FHoles::DrawDetectorModules()
834{
835//
836// Draw a shaded view of the TOF detector version 2
837//
838
839 AliMC* pMC = AliMC::GetMC();
840
841//Set ALIC mother transparent
842 pMC->Gsatt("ALIC","SEEN",0);
843
844//
845//Set volumes visible
846//
847//=====> Level 1
848 // Level 1 for TOF volumes
849 gMC->Gsatt("B077","seen",0);
850
851
852//==========> Level 2
853 // Level 2
854 gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
855 gMC->Gsatt("B071","seen",0);
856 gMC->Gsatt("B074","seen",0);
857 gMC->Gsatt("B075","seen",0);
858 gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
859
860
861 // Level 2 of B071
862 gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
863 gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
864 gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
865 gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
866 gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
867 gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
868 gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
869 gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
870 gMC->Gsatt("BTO1","seen",0);
871
872
873 // Level 2 of B074
874 gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
875 gMC->Gsatt("BTO2","seen",0);
876
877 // Level 2 of B075
878 gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
879 gMC->Gsatt("BTO3","seen",0);
880
881// ==================> Level 3
882 // Level 3 of B071 / Level 2 of BTO1
883 gMC->Gsatt("FTOC","seen",-2);
884 gMC->Gsatt("FTOB","seen",-2);
885 gMC->Gsatt("FTOA","seen",-2);
886
887 // Level 3 of B074 / Level 2 of BTO2
888 // -> cfr previous settings
889
890 // Level 3 of B075 / Level 2 of BTO3
891 // -> cfr previous settings
892
893 gMC->Gdopt("hide","on");
894 gMC->Gdopt("shad","on");
895 gMC->Gsatt("*", "fill", 5);
896 gMC->SetClipBox(".");
897 gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
898 gMC->DefaultRange();
899 gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
900 gMC->Gdhead(1111,"TOF detector V1");
901 gMC->Gdman(18, 4, "MAN");
902 gMC->Gdopt("hide","off");
903}
904
905//_____________________________________________________________________________
906void AliTOFv2FHoles::DrawDetectorStrips()
907{
908//
909// Draw a shaded view of the TOF strips for version 2
910//
911
912 AliMC* pMC = AliMC::GetMC();
913
914//Set ALIC mother transparent
915 pMC->Gsatt("ALIC","SEEN",0);
916
917//
918//Set volumes visible
919//=====> Level 1
920 // Level 1 for TOF volumes
921 gMC->Gsatt("B077","seen",0);
922
923//==========> Level 2
924 // Level 2
925 gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
926 gMC->Gsatt("B071","seen",0);
927 gMC->Gsatt("B074","seen",0);
928 gMC->Gsatt("B075","seen",0);
929 gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
930
931 // Level 2 of B071
932 gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
933 gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
934 gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
935 gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
936 gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
937 gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
938 gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
939 gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
940 gMC->Gsatt("BTO1","seen",0);
941
942// ==================> Level 3
943 // Level 3 of B071 / Level 2 of BTO1
944 gMC->Gsatt("FTOC","seen",0);
945 gMC->Gsatt("FTOB","seen",0);
946 gMC->Gsatt("FTOA","seen",0);
947
948 // Level 3 of B074 / Level 2 of BTO2
949 // -> cfr previous settings
950
951 // Level 3 of B075 / Level 2 of BTO3
952 // -> cfr previous settings
953
954
955// ==========================> Level 4
956 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOC
957 gMC->Gsatt("FLTC","seen",0);
958 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOB
959 gMC->Gsatt("FLTB","seen",0);
960 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOA
961 gMC->Gsatt("FLTA","seen",0);
962
963 // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOC
964 // -> cfr previous settings
965 // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOB
966 // -> cfr previous settings
967
968 // Level 4 of B075 / Level 3 of BTO3 / Level 2 of FTOC
969 // -> cfr previous settings
970
971//======================================> Level 5
972 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOC / Level 2 of FLTC
973 gMC->Gsatt("FALC","seen",0); // no children for FALC
974 gMC->Gsatt("FSTR","seen",-2);
975 gMC->Gsatt("FPEC","seen",0); // no children for FPEC
976 gMC->Gsatt("FECC","seen",0); // no children for FECC
977 gMC->Gsatt("FWAC","seen",0); // no children for FWAC
978 gMC->Gsatt("FAIC","seen",0); // no children for FAIC
979
980 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOB / Level 2 of FLTB
981 gMC->Gsatt("FALB","seen",0); // no children for FALB
982//--> gMC->Gsatt("FSTR","seen",-2);
983
984
985 // -> cfr previous settings
986 gMC->Gsatt("FPEB","seen",0); // no children for FPEB
987 gMC->Gsatt("FECB","seen",0); // no children for FECB
988 gMC->Gsatt("FWAB","seen",0); // no children for FWAB
989 gMC->Gsatt("FAIB","seen",0); // no children for FAIB
990
991 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOA / Level 2 of FLTA
992 gMC->Gsatt("FALA","seen",0); // no children for FALB
993//--> gMC->Gsatt("FSTR","seen",-2);
994 // -> cfr previous settings
995 gMC->Gsatt("FPEA","seen",0); // no children for FPEA
996 gMC->Gsatt("FECA","seen",0); // no children for FECA
997 gMC->Gsatt("FWAA","seen",0); // no children for FWAA
998 gMC->Gsatt("FAIA","seen",0); // no children for FAIA
999
1000 // Level 2 of B074
1001 gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
1002 gMC->Gsatt("BTO2","seen",0);
1003
1004 // Level 2 of B075
1005 gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
1006 gMC->Gsatt("BTO3","seen",0);
1007
1008// for others Level 5, cfr. previous settings
1009
1010 gMC->Gdopt("hide","on");
1011 gMC->Gdopt("shad","on");
1012 gMC->Gsatt("*", "fill", 5);
1013 gMC->SetClipBox(".");
1014 gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
1015 gMC->DefaultRange();
1016 gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
1017 gMC->Gdhead(1111,"TOF Strips V1");
1018 gMC->Gdman(18, 4, "MAN");
1019 gMC->Gdopt("hide","off");
1020}
1021
1022//_____________________________________________________________________________
1023void AliTOFv2FHoles::CreateMaterials()
1024{
1025 //
1026 // Define materials for the Time Of Flight
1027 //
1028 AliTOF::CreateMaterials();
1029}
1030
1031//_____________________________________________________________________________
1032void AliTOFv2FHoles::Init()
1033{
1034 //
1035 // Initialise the detector after the geometry has been defined
1036 //
1037 if(fDebug) {
1038 printf("%s: **************************************"
1039 " TOF "
1040 "**************************************\n",ClassName());
1041 printf("\n%s: Version 2 of TOF initialing, "
1042 "TOF with holes for PHOS and RICH \n",ClassName());
1043 }
1044
1045 AliTOF::Init();
1046
1047 fIdFTOA = gMC->VolId("FTOA");
1048 fIdFTOB = gMC->VolId("FTOB");
1049 fIdFTOC = gMC->VolId("FTOC");
1050 fIdFLTA = gMC->VolId("FLTA");
1051 fIdFLTB = gMC->VolId("FLTB");
1052 fIdFLTC = gMC->VolId("FLTC");
1053
1054 if(fDebug) {
1055 printf("%s: **************************************"
1056 " TOF "
1057 "**************************************\n",ClassName());
1058 }
1059}
1060
1061//_____________________________________________________________________________
1062void AliTOFv2FHoles::StepManager()
1063{
1064 //
1065 // Procedure called at each step in the Time Of Flight
1066 //
1067 TLorentzVector mom, pos;
1068 Float_t xm[3],pm[3],xpad[3],ppad[3];
1069 Float_t hits[13],phi,phid,z;
1070 Int_t vol[5];
1071 Int_t sector, plate, padx, padz, strip;
1072 Int_t copy, padzid, padxid, stripid, i;
1073 Int_t *idtmed = fIdtmed->GetArray()-499;
1074 Float_t incidenceAngle;
1075
1076 if(gMC->GetMedium()==idtmed[513] &&
1077 gMC->IsTrackEntering() && gMC->TrackCharge()
1078 && gMC->CurrentVolID(copy)==fIdSens)
1079 {
1080 // getting information about hit volumes
1081
1082 padzid=gMC->CurrentVolOffID(2,copy);
1083 padz=copy;
1084
1085 padxid=gMC->CurrentVolOffID(1,copy);
1086 padx=copy;
1087
1088 stripid=gMC->CurrentVolOffID(4,copy);
1089 strip=copy;
1090
1091 gMC->TrackPosition(pos);
1092 gMC->TrackMomentum(mom);
1093
1094// Double_t NormPos=1./pos.Rho();
1095 Double_t normMom=1./mom.Rho();
1096
1097// getting the cohordinates in pad ref system
1098 xm[0] = (Float_t)pos.X();
1099 xm[1] = (Float_t)pos.Y();
1100 xm[2] = (Float_t)pos.Z();
1101
1102 pm[0] = (Float_t)mom.X()*normMom;
1103 pm[1] = (Float_t)mom.Y()*normMom;
1104 pm[2] = (Float_t)mom.Z()*normMom;
1105
1106 gMC->Gmtod(xm,xpad,1);
1107 gMC->Gmtod(pm,ppad,2);
5919c40c 1108
76fd1e04 1109 incidenceAngle = TMath::ACos(ppad[1])*kRaddeg;
1110
1111 z = pos[2];
1112
1113 plate = 0;
1114
1115 /* to be changed
1116 if (TMath::Abs(z) <= fZlenA*0.5) plate = 3;
1117 if (z < (fZlenA*0.5+fZlenB) &&
1118 z > fZlenA*0.5) plate = 4;
1119 if (z >-(fZlenA*0.5+fZlenB) &&
1120 z < -fZlenA*0.5) plate = 2;
1121 if (z > (fZlenA*0.5+fZlenB)) plate = 5;
1122 if (z <-(fZlenA*0.5+fZlenB)) plate = 1;
1123 end to be changed */
1124
1125 if (TMath::Abs(z) <= 124.*0.5) plate = 3;
1126 if (z < (124.*0.5+154.) &&
1127 z > 124.*0.5) plate = 4;
1128 if (z >-(124.*0.5+154.) &&
1129 z < -124.*0.5) plate = 2;
1130 if (z > (124.*0.5+154.)) plate = 5;
1131 if (z <-(124.*0.5+154.)) plate = 1;
1132
1133
1134 phi = pos.Phi();
1135 phid = phi*kRaddeg+180.;
1136 sector = Int_t (phid/20.);
1137 sector++;
1138
1139 for(i=0;i<3;++i) {
1140 hits[i] = pos[i];
1141 hits[i+3] = pm[i];
1142 }
1143
1144 hits[6] = mom.Rho();
1145 hits[7] = pos[3];
1146 hits[8] = xpad[0];
1147 hits[9] = xpad[1];
1148 hits[10]= xpad[2];
1149 hits[11]= incidenceAngle;
1150 hits[12]= gMC->Edep();
1151
1152 vol[0]= sector;
1153 vol[1]= plate;
1154 vol[2]= strip;
1155 vol[3]= padx;
1156 vol[4]= padz;
1157
1158 AddHit(gAlice->CurrentTrack(),vol, hits);
1159 }
1160}