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4c039060 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
88cb7938 16/* $Id$ */
4c039060 17
fe4da5cc 18///////////////////////////////////////////////////////////////////////////////
9e9add11 19//
68861244 20// This class contains the functions for version 2 of the Time Of Flight //
fe4da5cc 21// detector. //
937fe4a4 22//
23// VERSION WITH 5 MODULES AND TILTED STRIPS
24//
2cef3cb2 25// HOLES FOR PHOS AND RICH DETECTOR
937fe4a4 26//
2cef3cb2 27// Authors:
937fe4a4 28//
29// Alessio Seganti
30// Domenico Vicinanza
31//
32// University of Salerno - Italy
33//
b94fa26c 34// Fabrizio Pierella
35// University of Bologna - Italy
36//
937fe4a4 37//
fe4da5cc 38//Begin_Html
39/*
3fe3a833 40<img src="picts/AliTOFv2Class.gif">
fe4da5cc 41*/
42//End_Html
43// //
44///////////////////////////////////////////////////////////////////////////////
45
f8014e68 46#include <Riostream.h>
ab76897d 47#include <stdlib.h>
48
88cb7938 49#include <TBRIK.h>
50#include <TGeometry.h>
0cc62300 51#include <TLorentzVector.h>
88cb7938 52#include <TNode.h>
53#include <TObject.h>
54#include <TVirtualMC.h>
2cef3cb2 55
88cb7938 56#include "AliConst.h"
57#include "AliMagF.h"
58#include "AliRun.h"
59#include "AliTOFv2.h"
fe4da5cc 60
61ClassImp(AliTOFv2)
62
63//_____________________________________________________________________________
151e057e 64AliTOFv2::AliTOFv2()
fe4da5cc 65{
66 //
67 // Default constructor
68 //
69}
70
71//_____________________________________________________________________________
72AliTOFv2::AliTOFv2(const char *name, const char *title)
2cef3cb2 73 : AliTOF(name,title)
fe4da5cc 74{
75 //
76 // Standard constructor
77 //
da39da0c 78 //
79 // Check that FRAME is there otherwise we have no place where to
80 // put TOF
b94fa26c 81 AliModule* frame=gAlice->GetModule("FRAME");
82 if(!frame) {
da39da0c 83 Error("Ctor","TOF needs FRAME to be present\n");
84 exit(1);
2cef3cb2 85 } else
b94fa26c 86 if(frame->IsVersion()!=1) {
da39da0c 87 Error("Ctor","FRAME version 1 needed with this version of TOF\n");
88 exit(1);
89 }
90
fe4da5cc 91}
2cef3cb2 92
b94fa26c 93//____________________________________________________________________________
68861244 94
2cef3cb2 95void AliTOFv2::BuildGeometry()
96{
97 //
98 // Build TOF ROOT geometry for the ALICE event display
99 //
b94fa26c 100 TNode *node, *top;
2cef3cb2 101 const int kColorTOF = 27;
9e9add11 102
2cef3cb2 103 // Find top TNODE
b94fa26c 104 top = gAlice->GetGeometry()->GetNode("alice");
9e9add11 105
2cef3cb2 106 // Position the different copies
b94fa26c 107 const Float_t krTof =(fRmax+fRmin)/2;
108 const Float_t khTof = fRmax-fRmin;
109 const Int_t kNTof = fNTof;
2cef3cb2 110 const Float_t kPi = TMath::Pi();
b94fa26c 111 const Float_t kangle = 2*kPi/kNTof;
2cef3cb2 112 Float_t ang;
9e9add11 113
114 // define offset for nodes
115 Float_t zOffsetC = fZtof - fZlenC*0.5;
116 Float_t zOffsetB = fZtof - fZlenC - fZlenB*0.5;
117 Float_t zOffsetA = 0.;
2cef3cb2 118 // Define TOF basic volume
119
b94fa26c 120 char nodeName0[6], nodeName1[6], nodeName2[6];
121 char nodeName3[6], nodeName4[6], rotMatNum[6];
9e9add11 122
2cef3cb2 123 new TBRIK("S_TOF_C","TOF box","void",
9e9add11 124 fStripLn*0.5,khTof*0.5,fZlenC*0.5);
2cef3cb2 125 new TBRIK("S_TOF_B","TOF box","void",
9e9add11 126 fStripLn*0.5,khTof*0.5,fZlenB*0.5);
2cef3cb2 127 new TBRIK("S_TOF_A","TOF box","void",
9e9add11 128 fStripLn*0.5,khTof*0.5,fZlenA*0.5);
129
b94fa26c 130 for (Int_t nodeNum=1;nodeNum<19;nodeNum++){
9e9add11 131
132 if (nodeNum<10) {
133 sprintf(rotMatNum,"rot50%i",nodeNum);
134 sprintf(nodeName0,"FTO00%i",nodeNum);
135 sprintf(nodeName1,"FTO10%i",nodeNum);
136 sprintf(nodeName2,"FTO20%i",nodeNum);
137 sprintf(nodeName3,"FTO30%i",nodeNum);
138 sprintf(nodeName4,"FTO40%i",nodeNum);
139 }
140 if (nodeNum>9) {
141 sprintf(rotMatNum,"rot5%i",nodeNum);
142 sprintf(nodeName0,"FTO0%i",nodeNum);
143 sprintf(nodeName1,"FTO1%i",nodeNum);
144 sprintf(nodeName2,"FTO2%i",nodeNum);
145 sprintf(nodeName3,"FTO3%i",nodeNum);
146 sprintf(nodeName4,"FTO4%i",nodeNum);
147 }
148
149 new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0);
150 ang = (4.5-nodeNum) * kangle;
151
152 top->cd();
153 node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetC,rotMatNum);
154 node->SetLineColor(kColorTOF);
155 fNodes->Add(node);
156
157 top->cd();
158 node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetC,rotMatNum);
159 node->SetLineColor(kColorTOF);
160 fNodes->Add(node);
161 if (nodeNum !=1 && nodeNum!=17 && nodeNum !=18)
162 {
163 top->cd();
164 node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetB,rotMatNum);
165 node->SetLineColor(kColorTOF);
166 fNodes->Add(node);
167
168 top->cd();
169 node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetB,rotMatNum);
170 node->SetLineColor(kColorTOF);
171 fNodes->Add(node);
172 } // Holes for RICH detector
173
174 if ((nodeNum<7 || nodeNum>11) && nodeNum !=1 && nodeNum!=17 && nodeNum !=18)
175 {
176 top->cd();
177 node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetA,rotMatNum);
178 node->SetLineColor(kColorTOF);
179 fNodes->Add(node);
180 } // Holes for PHOS detector (+ Holes for RICH detector, central part)
b94fa26c 181 } // end loop on nodeNum
2cef3cb2 182}
183
fe4da5cc 184
185//_____________________________________________________________________________
186void AliTOFv2::CreateGeometry()
187{
188 //
3fe3a833 189 // Create geometry for Time Of Flight version 0
fe4da5cc 190 //
191 //Begin_Html
192 /*
3fe3a833 193 <img src="picts/AliTOFv2.gif">
fe4da5cc 194 */
195 //End_Html
196 //
937fe4a4 197 // Creates common geometry
fe4da5cc 198 //
199 AliTOF::CreateGeometry();
200}
201
202//_____________________________________________________________________________
2cef3cb2 203void AliTOFv2::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
204 Float_t zlenB, Float_t zlenA, Float_t ztof0)
fe4da5cc 205{
206 //
207 // Definition of the Time Of Fligh Resistive Plate Chambers
937fe4a4 208 // xFLT, yFLT, zFLT - sizes of TOF modules (large)
3fe3a833 209
937fe4a4 210 Float_t ycoor, zcoor;
b94fa26c 211 Float_t par[3];
2cef3cb2 212 Int_t *idtmed = fIdtmed->GetArray()-499;
213 Int_t idrotm[100];
214 Int_t nrot = 0;
215 Float_t hTof = fRmax-fRmin;
fe4da5cc 216
b94fa26c 217 Float_t radius = fRmin+2.;//cm
937fe4a4 218
2cef3cb2 219 par[0] = xtof * 0.5;
220 par[1] = ytof * 0.5;
221 par[2] = zlenC * 0.5;
222 gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3);
223 par[2] = zlenB * 0.5;
224 gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3);
225 par[2] = zlenA * 0.5;
226 gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3);
937fe4a4 227
937fe4a4 228
43808676 229 // Positioning of modules
937fe4a4 230
43808676 231 Float_t zcor1 = ztof0 - zlenC*0.5;
232 Float_t zcor2 = ztof0 - zlenC - zlenB*0.5;
233 Float_t zcor3 = 0.;
234
235 AliMatrix(idrotm[0], 90., 0., 0., 0., 90,-90.);
236 AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.);
237 gMC->Gspos("FTOC", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY");
238 gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY");
239 gMC->Gspos("FTOC", 1, "BTO2", 0, zcor1, 0, idrotm[0], "ONLY");
240 gMC->Gspos("FTOC", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY");
241 gMC->Gspos("FTOC", 1, "BTO3", 0, zcor1, 0, idrotm[0], "ONLY");
242 gMC->Gspos("FTOC", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY");
243
244 gMC->Gspos("FTOB", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY");
245 gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY");
246 gMC->Gspos("FTOB", 1, "BTO2", 0, zcor2, 0, idrotm[0], "ONLY");
247 gMC->Gspos("FTOB", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY");
248
249 gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY");
250
2cef3cb2 251 Float_t db = 0.5;//cm
252 Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC;
43808676 253
2cef3cb2 254 xFLT = fStripLn;
937fe4a4 255 yFLT = ytof;
2cef3cb2 256 zFLTA = zlenA;
257 zFLTB = zlenB;
258 zFLTC = zlenC;
259
260 xFST = xFLT-fDeadBndX*2;//cm
937fe4a4 261
937fe4a4 262// Sizes of MRPC pads
263
2cef3cb2 264 Float_t yPad = 0.505;//cm
fe4da5cc 265
b94fa26c 266// Large not sensitive volumes with Insensitive Freon
2cef3cb2 267 par[0] = xFLT*0.5;
268 par[1] = yFLT*0.5;
b94fa26c 269
9e1a0ddb 270 if(fDebug)
271 cout <<ClassName()
272 <<": ************************* TOF geometry **************************"
273 <<endl;
937fe4a4 274
2cef3cb2 275 par[2] = (zFLTA *0.5);
b94fa26c 276 gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon
2cef3cb2 277 gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY");
937fe4a4 278
2cef3cb2 279 par[2] = (zFLTB * 0.5);
b94fa26c 280 gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon
2cef3cb2 281 gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY");
937fe4a4 282
b94fa26c 283 par[2] = (zFLTC * 0.5);
284 gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon
2cef3cb2 285 gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY");
937fe4a4 286
43808676 287 ///// Layers of Aluminum before and after detector /////
288 ///// Aluminum Box for Modules (1.8 mm thickness) /////
289 ///// lateral walls not simulated for the time being
290 //const Float_t khAlWall = 0.18;
291 // fp to be checked
292 const Float_t khAlWall = 0.11;
b94fa26c 293 par[0] = xFLT*0.5;
43808676 294 par[1] = khAlWall/2.;//cm
937fe4a4 295 ycoor = -yFLT/2 + par[1];
b94fa26c 296 par[2] = (zFLTA *0.5);
297 gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium
298 gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY");
299 gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY");
300 par[2] = (zFLTB *0.5);
301 gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium
302 gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY");
303 gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY");
304 par[2] = (zFLTC *0.5);
305 gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium
306 gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY");
307 gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY");
308
43808676 309 ///////////////// Detector itself //////////////////////
310
b94fa26c 311 const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge
43808676 312 //and the boundary of the strip
b94fa26c 313 const Int_t knx = fNpadX; // number of pads along x
314 const Int_t knz = fNpadZ; // number of pads along z
315 const Float_t kspace = fSpace; //cm distance from the front plate of the box
43808676 316
2cef3cb2 317 Float_t zSenStrip = fZpad*fNpadZ;//cm
b94fa26c 318 Float_t stripWidth = zSenStrip + 2*kdeadBound;
43808676 319
2cef3cb2 320 par[0] = xFLT*0.5;
321 par[1] = yPad*0.5;
b94fa26c 322 par[2] = stripWidth*0.5;
937fe4a4 323
43808676 324 // new description for strip volume -double stack strip-
325 // -- all constants are expressed in cm
326 // heigth of different layers
327 const Float_t khhony = 0.8 ; // heigth of HONY Layer
328 const Float_t khpcby = 0.08 ; // heigth of PCB Layer
b94fa26c 329 const Float_t khmyly = 0.035 ; // heigth of MYLAR Layer
330 const Float_t khgraphy = 0.02 ; // heigth of GRAPHITE Layer
43808676 331 const Float_t khglasseiy = 0.135; // 0.6 Ext. Glass + 1.1 i.e. (Int. Glass/2) (mm)
b94fa26c 332 const Float_t khsensmy = 0.11 ; // heigth of Sensitive Freon Mixture
333 const Float_t kwsensmz = 2*3.5 ; // cm
334 const Float_t klsensmx = 48*2.5; // cm
335 const Float_t kwpadz = 3.5; // cm z dimension of the FPAD volume
336 const Float_t klpadx = 2.5; // cm x dimension of the FPAD volume
337
338 // heigth of the FSTR Volume (the strip volume)
dfacde63 339 const Float_t khstripy = 2*khhony+3*khpcby+4*(khmyly+khgraphy+khglasseiy)+2*khsensmy;
b94fa26c 340 // width of the FSTR Volume (the strip volume)
341 const Float_t kwstripz = 10.;
342 // length of the FSTR Volume (the strip volume)
343 const Float_t klstripx = 122.;
344
345 Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5};
43808676 346 // coordinates of the strip center in the strip reference frame; used for positioning
347 // internal strip volumes
b94fa26c 348 Float_t posfp[3]={0.,0.,0.};
43808676 349
b94fa26c 350
351 // FSTR volume definition and filling this volume with non sensitive Gas Mixture
352 gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3);
353 //-- HONY Layer definition
43808676 354 // parfp[0] = -1;
b94fa26c 355 parfp[1] = khhony*0.5;
43808676 356 // parfp[2] = -1;
b94fa26c 357 gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3);
358 // positioning 2 HONY Layers on FSTR volume
43808676 359
b94fa26c 360 posfp[1]=-khstripy*0.5+parfp[1];
361 gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY");
362 gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 363
b94fa26c 364 //-- PCB Layer definition
365 parfp[1] = khpcby*0.5;
366 gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3);
367 // positioning 2 PCB Layers on FSTR volume
368 posfp[1]=-khstripy*0.5+khhony+parfp[1];
369 gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY");
370 gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
dfacde63 371 // positioning the central PCB layer
372 gMC->Gspos("FPCB",3,"FSTR",0.,0.,0.,0,"ONLY");
43808676 373
374
375
b94fa26c 376 //-- MYLAR Layer definition
377 parfp[1] = khmyly*0.5;
378 gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3);
379 // positioning 2 MYLAR Layers on FSTR volume
380 posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1];
381 gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY");
382 gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
dfacde63 383 // adding further 2 MYLAR Layers on FSTR volume
384 posfp[1] = khpcby*0.5+parfp[1];
385 gMC->Gspos("FMYL",3,"FSTR",0., posfp[1],0.,0,"ONLY");
386 gMC->Gspos("FMYL",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 387
388
b94fa26c 389 //-- Graphite Layer definition
390 parfp[1] = khgraphy*0.5;
391 gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3);
392 // positioning 2 Graphite Layers on FSTR volume
393 posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1];
394 gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY");
395 gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
dfacde63 396 // adding further 2 Graphite Layers on FSTR volume
397 posfp[1] = khpcby*0.5+khmyly+parfp[1];
398 gMC->Gspos("FGRP",3,"FSTR",0., posfp[1],0.,0,"ONLY");
399 gMC->Gspos("FGRP",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 400
401
b94fa26c 402 //-- Glass (EXT. +Semi INT.) Layer definition
403 parfp[1] = khglasseiy*0.5;
404 gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3);
405 // positioning 2 Glass Layers on FSTR volume
406 posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1];
407 gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY");
408 gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
dfacde63 409 // adding further 2 Glass Layers on FSTR volume
410 posfp[1] = khpcby*0.5+khmyly+khgraphy+parfp[1];
411 gMC->Gspos("FGLA",3,"FSTR",0., posfp[1],0.,0,"ONLY");
412 gMC->Gspos("FGLA",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
43808676 413
b94fa26c 414
415 //-- Sensitive Mixture Layer definition
416 parfp[0] = klsensmx*0.5;
417 parfp[1] = khsensmy*0.5;
dfacde63 418 parfp[2] = kwsensmz*0.5;
b94fa26c 419 gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3);
dfacde63 420 gMC->Gsvolu("FNSE","BOX",idtmed[512],parfp,3);
421 // positioning 2 gas Layers on FSTR volume
422 // the upper is insensitive freon
423 // while the remaining is sensitive
424 posfp[1] = khpcby*0.5+khmyly+khgraphy+khglasseiy+parfp[1];
425 gMC->Gspos("FNSE",0,"FSTR", 0., posfp[1],0.,0,"ONLY");
426 gMC->Gspos("FSEN",0,"FSTR", 0.,-posfp[1],0.,0,"ONLY");
43808676 427
b94fa26c 428 // dividing FSEN along z in knz=2 and along x in knx=48
429 gMC->Gsdvn("FSEZ","FSEN",knz,3);
430 gMC->Gsdvn("FSEX","FSEZ",knx,1);
431
432 // FPAD volume definition
433 parfp[0] = klpadx*0.5;
434 parfp[1] = khsensmy*0.5;
435 parfp[2] = kwpadz*0.5;
436 gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3);
437 // positioning the FPAD volumes on previous divisions
438 gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY");
937fe4a4 439
43808676 440 //// Positioning the Strips (FSTR) in the FLT volumes /////
441
2cef3cb2 442 // Plate A (Central)
443
444 Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel
43808676 445
b213b8bd 446 Float_t gap = fGapA+0.5; //cm updated distance between the strip axis
937fe4a4 447 Float_t zpos = 0;
2cef3cb2 448 Float_t ang = 0;
937fe4a4 449 Int_t i=1,j=1;
2cef3cb2 450 nrot = 0;
451 zcoor = 0;
b94fa26c 452 ycoor = -14.5 + kspace ; //2 cm over front plate
43808676 453
2cef3cb2 454 AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.);
455 gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
43808676 456
88cb7938 457 if(fDebug) {
43808676 458 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
459 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
9e1a0ddb 460 }
43808676 461
2cef3cb2 462 zcoor -= zSenStrip;
463 j++;
b94fa26c 464 Int_t upDown = -1; // upDown=-1 -> Upper strip
43808676 465 // upDown=+1 -> Lower strip
937fe4a4 466 do{
43808676 467 ang = atan(zcoor/radius);
468 ang *= kRaddeg;
469 AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
470 AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
471 ang /= kRaddeg;
472 ycoor = -14.5+ kspace; //2 cm over front plate
473 ycoor += (1-(upDown+1)/2)*gap;
474 gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
475 gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
476
61e4c9ba 477 if(fDebug>=1) {
43808676 478 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
479 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
480 }
481
482 j += 2;
483 upDown*= -1; // Alternate strips
484 zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
485 upDown*gap*TMath::Tan(ang)-
486 (zSenStrip/2)/TMath::Cos(ang);
b94fa26c 487 } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2);
937fe4a4 488
2cef3cb2 489 zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+
43808676 490 upDown*gap*TMath::Tan(ang)+
491 (zSenStrip/2)/TMath::Cos(ang);
492
b94fa26c 493 gap = fGapB;
2cef3cb2 494 zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
43808676 495 upDown*gap*TMath::Tan(ang)-
496 (zSenStrip/2)/TMath::Cos(ang);
497
b94fa26c 498 ang = atan(zcoor/radius);
2cef3cb2 499 ang *= kRaddeg;
500 AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.);
501 AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.);
502 ang /= kRaddeg;
43808676 503
b94fa26c 504 ycoor = -14.5+ kspace; //2 cm over front plate
505 ycoor += (1-(upDown+1)/2)*gap;
2cef3cb2 506 gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY");
507 gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
43808676 508
61e4c9ba 509 if(fDebug>=1) {
43808676 510 printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i);
511 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
68861244 512 }
43808676 513
b94fa26c 514 ycoor = -hTof/2.+ kspace;//2 cm over front plate
43808676 515
2cef3cb2 516 // Plate B
43808676 517
937fe4a4 518 nrot = 0;
519 i=1;
b94fa26c 520 upDown = 1;
521 Float_t deadRegion = 1.0;//cm
2cef3cb2 522
523 zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)-
43808676 524 upDown*gap*TMath::Tan(ang)-
525 (zSenStrip/2)/TMath::Cos(ang)-
526 deadRegion/TMath::Cos(ang);
527
b94fa26c 528 ang = atan(zpos/radius);
2cef3cb2 529 ang *= kRaddeg;
530 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
531 ang /= kRaddeg;
b94fa26c 532 ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
533 ycoor += (1-(upDown+1)/2)*gap;
2cef3cb2 534 zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
535 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
43808676 536
61e4c9ba 537 if(fDebug>=1) {
43808676 538 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
539 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
68861244 540 }
43808676 541
2cef3cb2 542 i++;
b94fa26c 543 upDown*=-1;
43808676 544
937fe4a4 545 do {
43808676 546 zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)-
547 upDown*gap*TMath::Tan(ang)-
548 (zSenStrip/2)/TMath::Cos(ang);
549 ang = atan(zpos/radius);
550 ang *= kRaddeg;
551 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
552 ang /= kRaddeg;
553 Float_t deltaSpaceinB=-0.5; // [cm] to avoid overlaps with the end of freon frame
554 Float_t deltaGapinB=0.5; // [cm] to avoid overlaps in between initial strips
555 ycoor = -hTof*0.5+ kspace+deltaSpaceinB ; //2 cm over front plate
556 ycoor += (1-(upDown+1)/2)*(gap+deltaGapinB);
557 zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
558 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
559
61e4c9ba 560 if(fDebug>=1) {
43808676 561 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
562 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
563 }
564
565 upDown*=-1;
566 i++;
2cef3cb2 567 } while (TMath::Abs(ang*kRaddeg)<22.5);
568 //till we reach a tilting angle of 22.5 degrees
43808676 569
b94fa26c 570 ycoor = -hTof*0.5+ kspace ; //2 cm over front plate
2cef3cb2 571 zpos = zpos - zSenStrip/TMath::Cos(ang);
b213b8bd 572 // this avoid overlaps in between outer strips in plate B
573 Float_t deltaMovingUp=0.8; // [cm]
574 Float_t deltaMovingDown=-0.5; // [cm]
43808676 575
2cef3cb2 576 do {
43808676 577 ang = atan(zpos/radius);
578 ang *= kRaddeg;
579 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
580 ang /= kRaddeg;
581 zcoor = zpos+(zFLTB/2+zFLTA/2+db);
582 gMC->Gspos("FSTR",i, "FLTB", 0., ycoor+deltaMovingDown+deltaMovingUp, zcoor,idrotm[nrot], "ONLY");
583 deltaMovingUp+=0.8; // update delta moving toward the end of the plate
584 zpos = zpos - zSenStrip/TMath::Cos(ang);
61e4c9ba 585 if(fDebug>=1) {
43808676 586 printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
587 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
588 }
589 i++;
590
b94fa26c 591 } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db);
43808676 592
2cef3cb2 593 // Plate C
594
595 zpos = zpos + zSenStrip/TMath::Cos(ang);
43808676 596
2cef3cb2 597 zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+
43808676 598 gap*TMath::Tan(ang)-
599 (zSenStrip/2)/TMath::Cos(ang);
600
937fe4a4 601 nrot = 0;
602 i=0;
b213b8bd 603 Float_t deltaGap=-2.5; // [cm] update distance from strip center and plate
604 ycoor= -hTof*0.5+kspace+gap+deltaGap;
43808676 605
2cef3cb2 606 do {
43808676 607 i++;
608 ang = atan(zpos/radius);
609 ang *= kRaddeg;
610 AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.);
611 ang /= kRaddeg;
612 zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
613 gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
614
61e4c9ba 615 if(fDebug>=1) {
43808676 616 printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i);
617 printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos);
618 }
619
620 zpos = zpos - zSenStrip/TMath::Cos(ang);
b94fa26c 621 } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t);
43808676 622
623
624 ////////// Layers after strips /////////////////
625 // Al Layer thickness (2.3mm) factor 0.7
626
b94fa26c 627 Float_t overSpace = fOverSpc;//cm
43808676 628
b94fa26c 629 par[0] = xFLT*0.5;
43808676 630 par[1] = 0.115*0.7; // factor 0.7
b94fa26c 631 par[2] = (zFLTA *0.5);
632 ycoor = -yFLT/2 + overSpace + par[1];
43808676 633 gMC->Gsvolu("FPEA", "BOX ", idtmed[508], par, 3); // Al
2cef3cb2 634 gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
b94fa26c 635 par[2] = (zFLTB *0.5);
43808676 636 gMC->Gsvolu("FPEB", "BOX ", idtmed[508], par, 3); // Al
2cef3cb2 637 gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
b94fa26c 638 par[2] = (zFLTC *0.5);
43808676 639 gMC->Gsvolu("FPEC", "BOX ", idtmed[508], par, 3); // Al
2cef3cb2 640 gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
937fe4a4 641
43808676 642
643 // plexiglass thickness: 1.5 mm ; factor 0.3
937fe4a4 644 ycoor += par[1];
b94fa26c 645 par[0] = xFLT*0.5;
43808676 646 par[1] = 0.075*0.3; // factor 0.3
b94fa26c 647 par[2] = (zFLTA *0.5);
937fe4a4 648 ycoor += par[1];
43808676 649 gMC->Gsvolu("FECA", "BOX ", idtmed[505], par, 3); // Plexigl.
2cef3cb2 650 gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
b94fa26c 651 par[2] = (zFLTB *0.5);
43808676 652 gMC->Gsvolu("FECB", "BOX ", idtmed[505], par, 3); // Plexigl.
2cef3cb2 653 gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
b94fa26c 654 par[2] = (zFLTC *0.5);
43808676 655 gMC->Gsvolu("FECC", "BOX ", idtmed[505], par, 3); // Plexigl.
2cef3cb2 656 gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
43808676 657
658 // frame of Air
b94fa26c 659 ycoor += par[1];
660 par[0] = xFLT*0.5;
43808676 661 par[1] = (yFLT/2-ycoor-khAlWall)*0.5; // Aluminum layer considered (0.18 cm)
b94fa26c 662 par[2] = (zFLTA *0.5);
663 ycoor += par[1];
664 gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air
665 gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
666 par[2] = (zFLTB *0.5);
667 gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air
668 gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
669 par[2] = (zFLTC *0.5);
670 gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air
671 gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
43808676 672
673
674 // start with cards and cooling tubes
675 // finally, cards, cooling tubes and layer for thermal dispersion
676 // 3 volumes
677 // card volume definition
678
679 // see GEOM200 in GEANT manual
680 AliMatrix(idrotm[98], 90., 0., 90., 90., 0., 0.); // 0 deg
681
682 Float_t cardpar[3];
683 cardpar[0]= 61.;
684 cardpar[1]= 5.;
685 cardpar[2]= 0.1;
686 gMC->Gsvolu("FCAR", "BOX ", idtmed[504], cardpar, 3); // PCB Card
687 //alu plate volume definition
688 cardpar[1]= 3.5;
689 cardpar[2]= 0.05;
690 gMC->Gsvolu("FALP", "BOX ", idtmed[508], cardpar, 3); // Alu Plate
691
692
693 // central module positioning (FAIA)
694 Float_t cardpos[3], aplpos2, stepforcardA=6.625;
695 cardpos[0]= 0.;
696 cardpos[1]= -0.5;
697 cardpos[2]= -53.;
698 Float_t aplpos1 = -2.;
699 Int_t icard;
700 for (icard=0; icard<15; ++icard) {
701 cardpos[2]= cardpos[2]+stepforcardA;
702 aplpos2 = cardpos[2]+0.15;
703 gMC->Gspos("FCAR",icard,"FAIA",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
704 gMC->Gspos("FALP",icard,"FAIA",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
705
706 }
707
708
709 // intermediate module positioning (FAIB)
710 Float_t stepforcardB= 7.05;
711 cardpos[2]= -70.5;
712 for (icard=0; icard<19; ++icard) {
713 cardpos[2]= cardpos[2]+stepforcardB;
714 aplpos2 = cardpos[2]+0.15;
715 gMC->Gspos("FCAR",icard,"FAIB",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
716 gMC->Gspos("FALP",icard,"FAIB",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
717 }
718
719
720 // outer module positioning (FAIC)
721 Float_t stepforcardC= 8.45238;
722 cardpos[2]= -88.75;
723 for (icard=0; icard<20; ++icard) {
724 cardpos[2]= cardpos[2]+stepforcardC;
725 aplpos2 = cardpos[2]+0.15;
726 gMC->Gspos("FCAR",icard,"FAIC",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
727 gMC->Gspos("FALP",icard,"FAIC",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
728 }
729
730 // tube volume definition
731 Float_t tubepar[3];
732 tubepar[0]= 0.;
733 tubepar[1]= 0.4;
734 tubepar[2]= 61.;
735 gMC->Gsvolu("FTUB", "TUBE", idtmed[516], tubepar, 3); // cooling tubes (steel)
736 tubepar[0]= 0.;
737 tubepar[1]= 0.35;
738 tubepar[2]= 61.;
739 gMC->Gsvolu("FITU", "TUBE", idtmed[515], tubepar, 3); // cooling water
740 // positioning water tube into the steel one
741 gMC->Gspos("FITU",1,"FTUB",0.,0.,0.,0,"ONLY");
742
743
744 // rotation matrix
745 AliMatrix(idrotm[99], 180., 90., 90., 90., 90., 0.);
746 // central module positioning (FAIA)
747 Float_t tubepos[3], tdis=0.6;
748 tubepos[0]= 0.;
749 tubepos[1]= cardpos[1];
750 tubepos[2]= -53.+tdis;
751 // tub1pos = 5.;
752 Int_t itub;
753 for (itub=0; itub<15; ++itub) {
754 tubepos[2]= tubepos[2]+stepforcardA;
755 gMC->Gspos("FTUB",itub,"FAIA",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
756 "ONLY");
757 }
758
759
760 // intermediate module positioning (FAIB)
761 tubepos[2]= -70.5+tdis;
762 for (itub=0; itub<19; ++itub) {
763 tubepos[2]= tubepos[2]+stepforcardB;
764 gMC->Gspos("FTUB",itub,"FAIB",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
765 "ONLY");
766 }
767
768 // outer module positioning (FAIC)
769 tubepos[2]= -88.75+tdis;
770 for (itub=0; itub<20; ++itub) {
771 tubepos[2]= tubepos[2]+stepforcardC;
772 gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
773 "ONLY");
774 }
775
fe4da5cc 776}
777
778//_____________________________________________________________________________
68861244 779void AliTOFv2::DrawModule() const
fe4da5cc 780{
781 //
517b7f8f 782 // Draw a shaded view of the Time Of Flight version 2
fe4da5cc 783 //
fe4da5cc 784 // Set everything unseen
cfce8870 785 gMC->Gsatt("*", "seen", -1);
fe4da5cc 786 //
787 // Set ALIC mother transparent
cfce8870 788 gMC->Gsatt("ALIC","SEEN",0);
fe4da5cc 789 //
790 // Set the volumes visible
cfce8870 791 gMC->Gsatt("ALIC","SEEN",0);
2cef3cb2 792
793 gMC->Gsatt("FTOA","SEEN",1);
794 gMC->Gsatt("FTOB","SEEN",1);
795 gMC->Gsatt("FTOC","SEEN",1);
796 gMC->Gsatt("FLTA","SEEN",1);
797 gMC->Gsatt("FLTB","SEEN",1);
798 gMC->Gsatt("FLTC","SEEN",1);
799 gMC->Gsatt("FPLA","SEEN",1);
800 gMC->Gsatt("FPLB","SEEN",1);
801 gMC->Gsatt("FPLC","SEEN",1);
802 gMC->Gsatt("FSTR","SEEN",1);
803 gMC->Gsatt("FPEA","SEEN",1);
804 gMC->Gsatt("FPEB","SEEN",1);
805 gMC->Gsatt("FPEC","SEEN",1);
806
807 gMC->Gsatt("FLZ1","SEEN",0);
808 gMC->Gsatt("FLZ2","SEEN",0);
809 gMC->Gsatt("FLZ3","SEEN",0);
810 gMC->Gsatt("FLX1","SEEN",0);
811 gMC->Gsatt("FLX2","SEEN",0);
812 gMC->Gsatt("FLX3","SEEN",0);
813 gMC->Gsatt("FPAD","SEEN",0);
814
cfce8870 815 gMC->Gdopt("hide", "on");
816 gMC->Gdopt("shad", "on");
817 gMC->Gsatt("*", "fill", 7);
818 gMC->SetClipBox(".");
819 gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000);
820 gMC->DefaultRange();
821 gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02);
822 gMC->Gdhead(1111, "Time Of Flight");
823 gMC->Gdman(18, 4, "MAN");
824 gMC->Gdopt("hide","off");
fe4da5cc 825}
517b7f8f 826//_____________________________________________________________________________
827void AliTOFv2::DrawDetectorModules()
828{
829//
830// Draw a shaded view of the TOF detector version 2
831//
832
517b7f8f 833//Set ALIC mother transparent
4c475d27 834 gMC->Gsatt("ALIC","SEEN",0);
517b7f8f 835
836//
837//Set volumes visible
838//
839//=====> Level 1
840 // Level 1 for TOF volumes
841 gMC->Gsatt("B077","seen",0);
842
843
844//==========> Level 2
845 // Level 2
846 gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
847 gMC->Gsatt("B071","seen",0);
848 gMC->Gsatt("B074","seen",0);
849 gMC->Gsatt("B075","seen",0);
850 gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
851
852
853 // Level 2 of B071
854 gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
855 gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
856 gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
857 gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
858 gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
859 gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
860 gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
861 gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
862 gMC->Gsatt("BTO1","seen",0);
863
864
865 // Level 2 of B074
866 gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
867 gMC->Gsatt("BTO2","seen",0);
868
869 // Level 2 of B075
870 gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
871 gMC->Gsatt("BTO3","seen",0);
872
873// ==================> Level 3
874 // Level 3 of B071 / Level 2 of BTO1
875 gMC->Gsatt("FTOC","seen",-2);
876 gMC->Gsatt("FTOB","seen",-2);
877 gMC->Gsatt("FTOA","seen",-2);
878
879 // Level 3 of B074 / Level 2 of BTO2
880 // -> cfr previous settings
881
882 // Level 3 of B075 / Level 2 of BTO3
883 // -> cfr previous settings
884
885 gMC->Gdopt("hide","on");
886 gMC->Gdopt("shad","on");
887 gMC->Gsatt("*", "fill", 5);
888 gMC->SetClipBox(".");
889 gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
890 gMC->DefaultRange();
891 gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
892 gMC->Gdhead(1111,"TOF detector V1");
893 gMC->Gdman(18, 4, "MAN");
894 gMC->Gdopt("hide","off");
895}
896
897//_____________________________________________________________________________
898void AliTOFv2::DrawDetectorStrips()
899{
900//
901// Draw a shaded view of the TOF strips for version 2
902//
903
517b7f8f 904//Set ALIC mother transparent
4c475d27 905 gMC->Gsatt("ALIC","SEEN",0);
517b7f8f 906
907//
908//Set volumes visible
909//=====> Level 1
910 // Level 1 for TOF volumes
911 gMC->Gsatt("B077","seen",0);
912
913//==========> Level 2
914 // Level 2
915 gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
916 gMC->Gsatt("B071","seen",0);
917 gMC->Gsatt("B074","seen",0);
918 gMC->Gsatt("B075","seen",0);
919 gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
920
921 // Level 2 of B071
922 gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped -
923 gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped -
924 gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped -
925 gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped -
926 gMC->Gsatt("B056","seen",0); // B056 does not has sub-levels -
927 gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped -
928 gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped -
929 gMC->Gsatt("BTR1","seen",0); // BTR1 do not have sub-levels -
930 gMC->Gsatt("BTO1","seen",0);
931
932// ==================> Level 3
933 // Level 3 of B071 / Level 2 of BTO1
934 gMC->Gsatt("FTOC","seen",0);
935 gMC->Gsatt("FTOB","seen",0);
936 gMC->Gsatt("FTOA","seen",0);
937
938 // Level 3 of B074 / Level 2 of BTO2
939 // -> cfr previous settings
940
941 // Level 3 of B075 / Level 2 of BTO3
942 // -> cfr previous settings
943
944
945// ==========================> Level 4
946 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOC
947 gMC->Gsatt("FLTC","seen",0);
948 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOB
949 gMC->Gsatt("FLTB","seen",0);
950 // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOA
951 gMC->Gsatt("FLTA","seen",0);
952
953 // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOC
954 // -> cfr previous settings
955 // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOB
956 // -> cfr previous settings
957
958 // Level 4 of B075 / Level 3 of BTO3 / Level 2 of FTOC
959 // -> cfr previous settings
960
961//======================================> Level 5
962 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOC / Level 2 of FLTC
963 gMC->Gsatt("FALC","seen",0); // no children for FALC
964 gMC->Gsatt("FSTR","seen",-2);
965 gMC->Gsatt("FPEC","seen",0); // no children for FPEC
966 gMC->Gsatt("FECC","seen",0); // no children for FECC
967 gMC->Gsatt("FWAC","seen",0); // no children for FWAC
968 gMC->Gsatt("FAIC","seen",0); // no children for FAIC
969
970 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOB / Level 2 of FLTB
971 gMC->Gsatt("FALB","seen",0); // no children for FALB
972//--> gMC->Gsatt("FSTR","seen",-2);
973
974
975 // -> cfr previous settings
976 gMC->Gsatt("FPEB","seen",0); // no children for FPEB
977 gMC->Gsatt("FECB","seen",0); // no children for FECB
978 gMC->Gsatt("FWAB","seen",0); // no children for FWAB
979 gMC->Gsatt("FAIB","seen",0); // no children for FAIB
980
981 // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOA / Level 2 of FLTA
982 gMC->Gsatt("FALA","seen",0); // no children for FALB
983//--> gMC->Gsatt("FSTR","seen",-2);
984 // -> cfr previous settings
985 gMC->Gsatt("FPEA","seen",0); // no children for FPEA
986 gMC->Gsatt("FECA","seen",0); // no children for FECA
987 gMC->Gsatt("FWAA","seen",0); // no children for FWAA
988 gMC->Gsatt("FAIA","seen",0); // no children for FAIA
989
990 // Level 2 of B074
991 gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
992 gMC->Gsatt("BTO2","seen",0);
993
994 // Level 2 of B075
995 gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
996 gMC->Gsatt("BTO3","seen",0);
997
998// for others Level 5, cfr. previous settings
999
1000 gMC->Gdopt("hide","on");
1001 gMC->Gdopt("shad","on");
1002 gMC->Gsatt("*", "fill", 5);
1003 gMC->SetClipBox(".");
1004 gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
1005 gMC->DefaultRange();
1006 gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
1007 gMC->Gdhead(1111,"TOF Strips V1");
1008 gMC->Gdman(18, 4, "MAN");
1009 gMC->Gdopt("hide","off");
1010}
fe4da5cc 1011
1012//_____________________________________________________________________________
1013void AliTOFv2::CreateMaterials()
1014{
1015 //
1016 // Define materials for the Time Of Flight
1017 //
1018 AliTOF::CreateMaterials();
1019}
1020
1021//_____________________________________________________________________________
1022void AliTOFv2::Init()
1023{
1024 //
1025 // Initialise the detector after the geometry has been defined
1026 //
68861244 1027 if(fDebug) {
9e1a0ddb 1028 printf("%s: **************************************"
68861244 1029 " TOF "
1030 "**************************************\n",ClassName());
9e1a0ddb 1031 printf("\n%s: Version 2 of TOF initialing, "
68861244 1032 "TOF with holes for PHOS and RICH \n",ClassName());
1033 }
ab76897d 1034
fe4da5cc 1035 AliTOF::Init();
ab76897d 1036
2cef3cb2 1037 fIdFTOA = gMC->VolId("FTOA");
1038 fIdFTOB = gMC->VolId("FTOB");
1039 fIdFTOC = gMC->VolId("FTOC");
1040 fIdFLTA = gMC->VolId("FLTA");
1041 fIdFLTB = gMC->VolId("FLTB");
1042 fIdFLTC = gMC->VolId("FLTC");
1043
9e1a0ddb 1044 if(fDebug) {
1045 printf("%s: **************************************"
68861244 1046 " TOF "
1047 "**************************************\n",ClassName());
9e1a0ddb 1048 }
fe4da5cc 1049}
1050
1051//_____________________________________________________________________________
1052void AliTOFv2::StepManager()
1053{
1054 //
1055 // Procedure called at each step in the Time Of Flight
1056 //
3fe3a833 1057 TLorentzVector mom, pos;
2cef3cb2 1058 Float_t xm[3],pm[3],xpad[3],ppad[3];
1059 Float_t hits[13],phi,phid,z;
1060 Int_t vol[5];
b94fa26c 1061 Int_t sector, plate, padx, padz, strip;
1062 Int_t copy, padzid, padxid, stripid, i;
2cef3cb2 1063 Int_t *idtmed = fIdtmed->GetArray()-499;
b94fa26c 1064 Float_t incidenceAngle;
826b71ec 1065
1066 if(gMC->GetMedium()==idtmed[513] &&
0a6d8768 1067 gMC->IsTrackEntering() && gMC->TrackCharge()
826b71ec 1068 && gMC->CurrentVolID(copy)==fIdSens)
2cef3cb2 1069 {
1070 // getting information about hit volumes
826b71ec 1071
b94fa26c 1072 padzid=gMC->CurrentVolOffID(2,copy);
1073 padz=copy;
826b71ec 1074
b94fa26c 1075 padxid=gMC->CurrentVolOffID(1,copy);
1076 padx=copy;
826b71ec 1077
b94fa26c 1078 stripid=gMC->CurrentVolOffID(4,copy);
826b71ec 1079 strip=copy;
1080
0a6d8768 1081 gMC->TrackPosition(pos);
1082 gMC->TrackMomentum(mom);
826b71ec 1083
2cef3cb2 1084// Double_t NormPos=1./pos.Rho();
b94fa26c 1085 Double_t normMom=1./mom.Rho();
2cef3cb2 1086
1087// getting the cohordinates in pad ref system
1088 xm[0] = (Float_t)pos.X();
1089 xm[1] = (Float_t)pos.Y();
1090 xm[2] = (Float_t)pos.Z();
1091
b94fa26c 1092 pm[0] = (Float_t)mom.X()*normMom;
1093 pm[1] = (Float_t)mom.Y()*normMom;
1094 pm[2] = (Float_t)mom.Z()*normMom;
2cef3cb2 1095
1096 gMC->Gmtod(xm,xpad,1);
1097 gMC->Gmtod(pm,ppad,2);
5919c40c 1098
1099 if (ppad[1] > 1.) ppad[1]=1;
1100 if (ppad[1] < -1.) ppad[1]=-1;
b94fa26c 1101 incidenceAngle = TMath::ACos(ppad[1])*kRaddeg;
826b71ec 1102
1103 z = pos[2];
2cef3cb2 1104
1105 plate = 0;
1106 if (TMath::Abs(z) <= fZlenA*0.5) plate = 3;
1107 if (z < (fZlenA*0.5+fZlenB) &&
1108 z > fZlenA*0.5) plate = 4;
1109 if (z >-(fZlenA*0.5+fZlenB) &&
1110 z < -fZlenA*0.5) plate = 2;
1111 if (z > (fZlenA*0.5+fZlenB)) plate = 5;
1112 if (z <-(fZlenA*0.5+fZlenB)) plate = 1;
1113
1114 phi = pos.Phi();
1115 phid = phi*kRaddeg+180.;
826b71ec 1116 sector = Int_t (phid/20.);
1117 sector++;
1118
0a6d8768 1119 for(i=0;i<3;++i) {
2cef3cb2 1120 hits[i] = pos[i];
1121 hits[i+3] = pm[i];
0a6d8768 1122 }
2cef3cb2 1123
1124 hits[6] = mom.Rho();
1125 hits[7] = pos[3];
1126 hits[8] = xpad[0];
1127 hits[9] = xpad[1];
1128 hits[10]= xpad[2];
b94fa26c 1129 hits[11]= incidenceAngle;
2cef3cb2 1130 hits[12]= gMC->Edep();
1131
1132 vol[0]= sector;
1133 vol[1]= plate;
1134 vol[2]= strip;
b94fa26c 1135 vol[3]= padx;
1136 vol[4]= padz;
2cef3cb2 1137
642f15cf 1138 AddHit(gAlice->GetCurrentTrackNumber(),vol, hits);
fe4da5cc 1139 }
1140}