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2aaaf0b7 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// AliZDCv4 --- new ZDC geometry //
20// with both ZDC arms geometry implemented //
21// //
22///////////////////////////////////////////////////////////////////////
23
24// --- Standard libraries
25#include "stdio.h"
26
27// --- ROOT system
28#include <TMath.h>
29#include <TRandom.h>
30#include <TSystem.h>
31#include <TTree.h>
32#include <TVirtualMC.h>
33#include <TGeoManager.h>
34#include <TGeoMatrix.h>
35#include <TGeoTube.h>
36#include <TGeoCone.h>
37#include <TGeoShape.h>
38#include <TGeoScaledShape.h>
39#include <TGeoCompositeShape.h>
40#include <TParticle.h>
41
42// --- AliRoot classes
43#include "AliLog.h"
44#include "AliConst.h"
45#include "AliMagF.h"
46#include "AliRun.h"
47#include "AliZDCv4.h"
48#include "AliMC.h"
362fd90e 49#include "AliMCParticle.h"
96909fce 50#include "AliTrackReference.h"
2aaaf0b7 51
52class AliZDCHit;
53class AliPDG;
54class AliDetector;
55
56
57ClassImp(AliZDCv4)
58
59//_____________________________________________________________________________
60AliZDCv4::AliZDCv4() :
61 AliZDC(),
62 fMedSensF1(0),
63 fMedSensF2(0),
64 fMedSensZP(0),
65 fMedSensZN(0),
66 fMedSensZEM(0),
67 fMedSensGR(0),
68 fMedSensPI(0),
69 fMedSensTDI(0),
70 fMedSensVColl(0),
71 fMedSensLumi(0),
72 fNalfan(0),
73 fNalfap(0),
74 fNben(0),
75 fNbep(0),
76 fZEMLength(0),
77 fpLostITC(0),
78 fpLostD1C(0),
79 fpcVCollC(0),
80 fpDetectedC(0),
81 fnDetectedC(0),
82 fpLostITA(0),
83 fpLostD1A(0),
84 fpLostTDI(0),
85 fpcVCollA(0),
86 fpDetectedA(0),
87 fnDetectedA(0),
88 fVCollSideCAperture(7./2.),
89 fVCollSideCApertureNeg(7./2.),
90 fVCollSideCCentreY(0.),
91 fTCDDAperturePos(2.0),
7605b373 92 fTCDDApertureNeg(2.0),
2aaaf0b7 93 fTDIAperturePos(5.5),
94 fTDIApertureNeg(5.5),
95 fLumiLength(15.)
96{
97 //
98 // Default constructor for Zero Degree Calorimeter
99 //
100 for(Int_t i=0; i<3; i++){
101 fDimZN[i] = fDimZP[i] = 0.;
102 fPosZNC[i] = fPosZNA[i] = fPosZPC[i]= fPosZPA[i] = fPosZEM[i] = 0.;
103 fFibZN[i] = fFibZP[i] = 0.;
104 }
105}
106
107//_____________________________________________________________________________
108AliZDCv4::AliZDCv4(const char *name, const char *title) :
109 AliZDC(name,title),
110 fMedSensF1(0),
111 fMedSensF2(0),
112 fMedSensZP(0),
113 fMedSensZN(0),
114 fMedSensZEM(0),
115 fMedSensGR(0),
116 fMedSensPI(0),
117 fMedSensTDI(0),
118 fMedSensVColl(0),
119 fMedSensLumi(0),
120 fNalfan(90),
121 fNalfap(90),
122 fNben(18),
123 fNbep(28),
124 fZEMLength(0),
125 fpLostITC(0),
126 fpLostD1C(0),
127 fpcVCollC(0),
128 fpDetectedC(0),
129 fnDetectedC(0),
130 fpLostITA(0),
131 fpLostD1A(0),
132 fpLostTDI(0),
133 fpcVCollA(0),
134 fpDetectedA(0),
135 fnDetectedA(0),
136 fVCollSideCAperture(7./2.),
137 fVCollSideCApertureNeg(7./2.),
138 fVCollSideCCentreY(0.),
139 fTCDDAperturePos(2.0),
7605b373 140 fTCDDApertureNeg(2.0),
2aaaf0b7 141 fTDIAperturePos(5.5),
142 fTDIApertureNeg(5.5),
143 fLumiLength(15.)
144{
145 //
146 // Standard constructor for Zero Degree Calorimeter
147 //
148 //
149 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
150
151 AliModule* pipe=gAlice->GetModule("PIPE");
152 AliModule* abso=gAlice->GetModule("ABSO");
153 AliModule* dipo=gAlice->GetModule("DIPO");
154 AliModule* shil=gAlice->GetModule("SHIL");
155 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
156 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
157 exit(1);
158 }
159 //
160 Int_t ip,jp,kp;
161 for(ip=0; ip<4; ip++){
162 for(kp=0; kp<fNalfap; kp++){
163 for(jp=0; jp<fNbep; jp++){
164 fTablep[ip][kp][jp] = 0;
165 }
166 }
167 }
168 Int_t in,jn,kn;
169 for(in=0; in<4; in++){
170 for(kn=0; kn<fNalfan; kn++){
171 for(jn=0; jn<fNben; jn++){
172 fTablen[in][kn][jn] = 0;
173 }
174 }
175 }
176 //
177 // Parameters for hadronic calorimeters geometry
178 // Positions updated after post-installation measurements
179 fDimZN[0] = 3.52;
180 fDimZN[1] = 3.52;
181 fDimZN[2] = 50.;
182 fDimZP[0] = 11.2;
183 fDimZP[1] = 6.;
184 fDimZP[2] = 75.;
185 fPosZNC[0] = 0.;
186 fPosZNC[1] = 0.;
187 fPosZNC[2] = -11397.3+136;
188 fPosZPC[0] = 24.35;
189 fPosZPC[1] = 0.;
190 fPosZPC[2] = -11389.3+136;
191 fPosZNA[0] = 0.;
192 fPosZNA[1] = 0.;
193 fPosZNA[2] = 11395.8-136;
194 fPosZPA[0] = 24.35;
195 fPosZPA[1] = 0.;
196 fPosZPA[2] = 11387.8-136;
197 fFibZN[0] = 0.;
198 fFibZN[1] = 0.01825;
199 fFibZN[2] = 50.;
200 fFibZP[0] = 0.;
201 fFibZP[1] = 0.0275;
202 fFibZP[2] = 75.;
203 // Parameters for EM calorimeter geometry
204 fPosZEM[0] = 8.5;
205 fPosZEM[1] = 0.;
206 fPosZEM[2] = 735.;
207 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
208 Float_t kDimZEMAir = 0.001; // scotch
209 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
210 Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
211 Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
212 fZEMLength = kDimZEM0;
213
214}
215
216//_____________________________________________________________________________
217void AliZDCv4::CreateGeometry()
218{
219 //
220 // Create the geometry for the Zero Degree Calorimeter version 2
221 //* Initialize COMMON block ZDC_CGEOM
222 //*
223
224 CreateBeamLine();
225 CreateZDC();
226}
227
228//_____________________________________________________________________________
229void AliZDCv4::CreateBeamLine()
230{
231 //
232 // Create the beam line elements
233 //
362fd90e 234 if(fOnlyZEM) printf("\n Only ZEM configuration requested: no side-C beam pipe, no side-A hadronic ZDCs\n\n");
2aaaf0b7 235
8837951f 236 Double_t zd1=0., zd2=0., zCorrDip=0., zInnTrip=0., zD1=0.;
237 Double_t tubpar[3]={0.,0.,0}, boxpar[3]={0.,0.,0};
238 Double_t tubspar[5]={0.,0.,0.,0.,0.};
630e0a51 239 Double_t conpar[15];
240 for(int i=0; i<15; i++) conpar[i]=0.;
8837951f 241
2aaaf0b7 242 //-- rotation matrices for the legs
243 Int_t irotpipe1, irotpipe2;
2942f542 244 TVirtualMC::GetMC()->Matrix(irotpipe1,90.-1.0027,0.,90.,90.,1.0027,180.);
245 TVirtualMC::GetMC()->Matrix(irotpipe2,90.+1.0027,0.,90.,90.,1.0027,0.);
2aaaf0b7 246
2aaaf0b7 247 Int_t *idtmed = fIdtmed->GetArray();
362fd90e 248 Double_t dx=0., dy=0., dz=0.;
249 Double_t thx=0., thy=0., thz=0.;
250 Double_t phx=0., phy=0., phz=0.;
2aaaf0b7 251
362fd90e 252 TGeoMedium *medZDCFe = gGeoManager->GetMedium("ZDC_ZIRONT");
253 TGeoMedium *medZDCvoid = gGeoManager->GetMedium("ZDC_ZVOID");
254
2aaaf0b7 255 ////////////////////////////////////////////////////////////////
256 // //
257 // SIDE C - RB26 (dimuon side) //
258 // //
362fd90e 259 ////////////////////////////////////////////////////////////////
2aaaf0b7 260
362fd90e 261if(!fOnlyZEM){
2aaaf0b7 262 // -- Mother of the ZDCs (Vacuum PCON)
6278c352 263 zd1 = 1947.2;
264 // zd1 = 1921.6;
265 // const Double_t kZComDip = -1972.5;
266 const Double_t kZComDip = -1974.0;
267 conpar[ 0] = 0.;
268 conpar[ 1] = 360.;
269 conpar[ 2] = 4.; // Num radius specifications: 4
270 conpar[ 3] = -13500.; // (1) end of mother vol
271 conpar[ 4] = 0.;
272 conpar[ 5] = 55.;
273 conpar[ 6] = kZComDip; // (2) Beginning of Compensator Dipole
274 conpar[ 7] = 0.;
275 conpar[ 8] = 55.;
276 conpar[ 9] = kZComDip; // (3) Reducing radii of ZDCC to beam pipe radius
277 conpar[10] = 0.;
278 conpar[11] = 6.7/2.;
279 conpar[12] = -zd1; // (4) Beginning of ZDCC mother volume
280 // conpar[12] = -1947.2; // (4) Beginning of ZDCC mother volume
281 conpar[13] = 0.;
282 conpar[14] = 6.7/2.;
283 TVirtualMC::GetMC()->Gsvolu("ZDCC", "PCON", idtmed[10], conpar, 15);
2942f542 284 TVirtualMC::GetMC()->Gspos("ZDCC", 1, "ALIC", 0., 0., 0., 0, "ONLY");
2aaaf0b7 285
286
287 // -- BEAM PIPE from compensator dipole to the beginning of D1)
288 tubpar[0] = 6.3/2.;
289 tubpar[1] = 6.7/2.;
290 // From beginning of ZDC volumes to beginning of D1
291 tubpar[2] = (5838.3-zd1)/2.;
2942f542 292 TVirtualMC::GetMC()->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
293 TVirtualMC::GetMC()->Gspos("QT01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 294 // Ch.debug
295 //printf(" QT01 TUBE pipe from z = %1.2f to z = %1.2f (D1 begin)\n",-zd1,-2*tubpar[2]-zd1);
296
297 //-- BEAM PIPE from the end of D1 to the beginning of D2)
298
299 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1
300 //-- Cylindrical pipe (r = 3.47) + conical flare
301 // -> Beginning of D1
302 zd1 += 2.*tubpar[2];
303
304 tubpar[0] = 6.94/2.;
305 tubpar[1] = 7.34/2.;
306 tubpar[2] = (6909.8-zd1)/2.;
2942f542 307 TVirtualMC::GetMC()->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
308 TVirtualMC::GetMC()->Gspos("QT02", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 309 // Ch.debug
310 //printf(" QT02 TUBE pipe from z = %1.2f to z = %1.2f (D1 magnetic end)\n",-zd1,-2*tubpar[2]-zd1);
311
312 zd1 += 2.*tubpar[2];
313
314 tubpar[0] = 8./2.;
315 tubpar[1] = 8.6/2.;
316 tubpar[2] = (6958.3-zd1)/2.;
2942f542 317 TVirtualMC::GetMC()->Gsvolu("QT0B", "TUBE", idtmed[7], tubpar, 3);
318 TVirtualMC::GetMC()->Gspos("QT0B", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 319 // Ch.debug
320 //printf(" QT0B TUBE pipe from z = %1.2f to z = %1.2f \n",-zd1,-2*tubpar[2]-zd1);
321
322 zd1 += 2.*tubpar[2];
323
324 tubpar[0] = 9./2.;
325 tubpar[1] = 9.6/2.;
326 tubpar[2] = (7022.8-zd1)/2.;
2942f542 327 TVirtualMC::GetMC()->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
328 TVirtualMC::GetMC()->Gspos("QT03", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 329 // Ch.debug
330 //printf(" QT03 TUBE pipe from z = %1.2f to z = %1.2f (D1 end)\n",-zd1,-2*tubpar[2]-zd1);
331
332 zd1 += 2.*tubpar[2];
333
334 conpar[0] = 39.2/2.;
335 conpar[1] = 18./2.;
336 conpar[2] = 18.6/2.;
337 conpar[3] = 9./2.;
338 conpar[4] = 9.6/2.;
2942f542 339 TVirtualMC::GetMC()->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
340 TVirtualMC::GetMC()->Gspos("QC01", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 341 // Ch.debug
342 //printf(" QC01 CONE pipe from z = %1.2f to z= %1.2f (VCTCQ-I)\n",-zd1,-2*conpar[0]-zd1);
343
344 zd1 += conpar[0] * 2.;
345
346 // ******************************************************
347 // N.B.-> according to last vacuum layout
348 // private communication by D. Macina, mail 27/1/2009
349 // updated to new ZDC installation (Janiary 2012)
350 // ******************************************************
351 // 2nd section of VCTCQ+VAMTF+TCLIA+VAMTF+1st part of VCTCP
352 Float_t totLength1 = 160.8 + 78. + 148. + 78. + 9.3;
353 //
354 tubpar[0] = 18.6/2.;
355 tubpar[1] = 7.6/2.;
356 tubpar[2] = totLength1/2.;
2942f542 357// TVirtualMC::GetMC()->Gsvolu("QE01", "ELTU", idtmed[7], tubpar, 3);
2aaaf0b7 358 // temporary replace with a scaled tube (AG)
359 TGeoTube *tubeQE01 = new TGeoTube(0.,tubpar[0],tubpar[2]);
360 TGeoScale *scaleQE01 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
361 TGeoScaledShape *sshapeQE01 = new TGeoScaledShape(tubeQE01, scaleQE01);
362 new TGeoVolume("QE01", sshapeQE01, gGeoManager->GetMedium(idtmed[7]));
363
364 tubpar[0] = 18.0/2.;
365 tubpar[1] = 7.0/2.;
366 tubpar[2] = totLength1/2.;
2942f542 367// TVirtualMC::GetMC()->Gsvolu("QE02", "ELTU", idtmed[10], tubpar, 3);
2aaaf0b7 368 // temporary replace with a scaled tube (AG)
369 TGeoTube *tubeQE02 = new TGeoTube(0.,tubpar[0],tubpar[2]);
370 TGeoScale *scaleQE02 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
371 TGeoScaledShape *sshapeQE02 = new TGeoScaledShape(tubeQE02, scaleQE02);
372 new TGeoVolume("QE02", sshapeQE02, gGeoManager->GetMedium(idtmed[10]));
373
2942f542 374 TVirtualMC::GetMC()->Gspos("QE01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
375 TVirtualMC::GetMC()->Gspos("QE02", 1, "QE01", 0., 0., 0., 0, "ONLY");
2aaaf0b7 376 // Ch.debug
377 //printf(" QE01 ELTU from z = %1.2f to z = %1.2f (VCTCQ-II+VAMTF+TCLIA+VAMTF+VCTCP-I)\n",-zd1,-2*tubpar[2]-zd1);
378
379 // TCLIA collimator jaws (defined ONLY if fVCollAperture<3.5!)
380 if(fVCollSideCAperture<3.5){
381 boxpar[0] = 5.4/2.;
382 boxpar[1] = (3.5-fVCollSideCAperture-fVCollSideCCentreY-0.7)/2.;
383 if(boxpar[1]<0.) boxpar[1]=0.;
384 boxpar[2] = 124.4/2.;
385 printf(" AliZDCv4 -> C side injection collimator jaws: apertures +%1.2f/-%1.2f center %1.2f [cm]\n",
386 fVCollSideCAperture, fVCollSideCApertureNeg,fVCollSideCCentreY);
2942f542 387 TVirtualMC::GetMC()->Gsvolu("QCVC" , "BOX ", idtmed[13], boxpar, 3);
388 TVirtualMC::GetMC()->Gspos("QCVC", 1, "QE02", -boxpar[0], fVCollSideCAperture+fVCollSideCCentreY+boxpar[1], -totLength1/2.+160.8+78.+148./2., 0, "ONLY");
389 TVirtualMC::GetMC()->Gspos("QCVC", 2, "QE02", -boxpar[0], -fVCollSideCApertureNeg+fVCollSideCCentreY-boxpar[1], -totLength1/2.+160.8+78.+148./2., 0, "ONLY");
2aaaf0b7 390 }
391
392 zd1 += tubpar[2] * 2.;
393
394 // 2nd part of VCTCP
395 conpar[0] = 31.5/2.;
396 conpar[1] = 21.27/2.;
397 conpar[2] = 21.87/2.;
398 conpar[3] = 18.0/2.;
399 conpar[4] = 18.6/2.;
2942f542 400 TVirtualMC::GetMC()->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
401 TVirtualMC::GetMC()->Gspos("QC02", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 402 // Ch.debug
403 //printf(" QC02 CONE pipe from z = %1.2f to z= %1.2f (VCTCP-II)\n",-zd1,-2*conpar[0]-zd1);
404
405 zd1 += conpar[0] * 2.;
406
407 // 3rd section of VCTCP+VCDWC+VMLGB
408 //Float_t totLenght2 = 9.2 + 530.5+40.;
409 Float_t totLenght2 = (8373.3-zd1);
410 tubpar[0] = 21.2/2.;
411 tubpar[1] = 21.9/2.;
412 tubpar[2] = totLenght2/2.;
2942f542 413 TVirtualMC::GetMC()->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
414 TVirtualMC::GetMC()->Gspos("QT04", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 415 // Ch.debug
416 //printf(" QT04 TUBE pipe from z = %1.2f to z= %1.2f (VCTCP-III)\n",-zd1,-2*tubpar[2]-zd1);
417
418 zd1 += tubpar[2] * 2.;
419
420 // First part of VCTCD
421 // skewed transition cone from ID=212.7 mm to ID=797 mm
422 conpar[0] = 121./2.;
423 conpar[1] = 79.7/2.;
424 conpar[2] = 81.3/2.;
425 conpar[3] = 21.27/2.;
426 conpar[4] = 21.87/2.;
2942f542 427 TVirtualMC::GetMC()->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
428 TVirtualMC::GetMC()->Gspos("QC03", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 429 // Ch.debug
430 //printf(" QC03 CONE pipe from z = %1.2f to z = %1.2f (VCTCD-I)\n",-zd1,-2*conpar[0]-zd1);
431
432 zd1 += 2.*conpar[0];
433
434 // VCDGB + 1st part of VCTCH
435 // Modified according to 2012 ZDC installation
436 tubpar[0] = 79.7/2.;
437 tubpar[1] = 81.3/2.;
438 tubpar[2] = (5*475.2+97.-136)/2.;
2942f542 439 TVirtualMC::GetMC()->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
440 TVirtualMC::GetMC()->Gspos("QT05", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 441 // Ch.debug
442 //printf(" QT05 TUBE pipe from z = %1.2f to z = %1.2f (VCDGB+VCTCH-I)\n",-zd1,-2*tubpar[2]-zd1);
443
444 zd1 += 2.*tubpar[2];
445
446 // 2nd part of VCTCH
447 // Transition from ID=797 mm to ID=196 mm:
448 // in order to simulate the thin window opened in the transition cone
449 // we divide the transition cone in three cones:
450 // (1) 8 mm thick (2) 3 mm thick (3) the third 8 mm thick
451
452 // (1) 8 mm thick
453 conpar[0] = 9.09/2.; // 15 degree
454 conpar[1] = 74.82868/2.;
455 conpar[2] = 76.42868/2.; // thickness 8 mm
456 conpar[3] = 79.7/2.;
457 conpar[4] = 81.3/2.; // thickness 8 mm
2942f542 458 TVirtualMC::GetMC()->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
459 TVirtualMC::GetMC()->Gspos("QC04", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 460 // Ch.debug
461 //printf(" QC04 CONE pipe from z = %1.2f to z = %1.2f (VCTCH-II)\n",-zd1,-2*conpar[0]-zd1);
462
463 zd1 += 2.*conpar[0];
464
465 // (2) 3 mm thick
466 conpar[0] = 96.2/2.; // 15 degree
467 conpar[1] = 23.19588/2.;
468 conpar[2] = 23.79588/2.; // thickness 3 mm
469 conpar[3] = 74.82868/2.;
470 conpar[4] = 75.42868/2.; // thickness 3 mm
2942f542 471 TVirtualMC::GetMC()->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
472 TVirtualMC::GetMC()->Gspos("QC05", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 473 // Ch.debug
474 //printf(" QC05 CONE pipe from z = %1.2f to z = %1.2f (VCTCH-III)\n",-zd1,-2*conpar[0]-zd1);
475
476 zd1 += 2.*conpar[0];
477
478 // (3) 8 mm thick
479 conpar[0] = 6.71/2.; // 15 degree
480 conpar[1] = 19.6/2.;
481 conpar[2] = 21.2/2.;// thickness 8 mm
482 conpar[3] = 23.19588/2.;
483 conpar[4] = 24.79588/2.;// thickness 8 mm
2942f542 484 TVirtualMC::GetMC()->Gsvolu("QC06", "CONE", idtmed[7], conpar, 5);
485 TVirtualMC::GetMC()->Gspos("QC06", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 486 // Ch.debug
487 //printf(" QC06 CONE pipe from z = %1.2f to z = %1.2f (VCTCH-III)\n",-zd1,-2*conpar[0]-zd1);
488
489 zd1 += 2.*conpar[0];
490
491 // VMZAR (5 volumes)
492 tubpar[0] = 20.2/2.;
493 tubpar[1] = 20.6/2.;
494 tubpar[2] = 2.15/2.;
2942f542 495 TVirtualMC::GetMC()->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
496 TVirtualMC::GetMC()->Gspos("QT06", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 497 // Ch.debug
498 //printf(" QT06 TUBE pipe from z = %1.2f to z = %1.2f (VMZAR-I)\n",-zd1,-2*tubpar[2]-zd1);
499
500 zd1 += 2.*tubpar[2];
501
502 conpar[0] = 6.9/2.;
503 conpar[1] = 23.9/2.;
504 conpar[2] = 24.3/2.;
505 conpar[3] = 20.2/2.;
506 conpar[4] = 20.6/2.;
2942f542 507 TVirtualMC::GetMC()->Gsvolu("QC07", "CONE", idtmed[7], conpar, 5);
508 TVirtualMC::GetMC()->Gspos("QC07", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 509 // Ch.debug
510 //printf(" QC07 CONE pipe from z = %1.2f to z = %1.2f (VMZAR-II)\n",-zd1,-2*conpar[0]-zd1);
511
512 zd1 += 2.*conpar[0];
513
514 tubpar[0] = 23.9/2.;
515 tubpar[1] = 25.5/2.;
516 tubpar[2] = 17.0/2.;
2942f542 517 TVirtualMC::GetMC()->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
518 TVirtualMC::GetMC()->Gspos("QT07", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 519 // Ch.debug
520 //printf(" QT07 TUBE pipe from z = %1.2f to z = %1.2f (VMZAR-III)\n",-zd1,-2*tubpar[2]-zd1);
521
522 zd1 += 2.*tubpar[2];
523
524 conpar[0] = 6.9/2.;
525 conpar[1] = 20.2/2.;
526 conpar[2] = 20.6/2.;
527 conpar[3] = 23.9/2.;
528 conpar[4] = 24.3/2.;
2942f542 529 TVirtualMC::GetMC()->Gsvolu("QC08", "CONE", idtmed[7], conpar, 5);
530 TVirtualMC::GetMC()->Gspos("QC08", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 531 // Ch.debug
532 //printf(" QC08 CONE pipe from z = %1.2f to z = %1.2f (VMZAR-IV)\n",-zd1,-2*conpar[0]-zd1);
533
534 zd1 += 2.*conpar[0];
535
536 tubpar[0] = 20.2/2.;
537 tubpar[1] = 20.6/2.;
538 tubpar[2] = 2.15/2.;
2942f542 539 TVirtualMC::GetMC()->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
540 TVirtualMC::GetMC()->Gspos("QT08", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 541 // Ch.debug
542 //printf(" QT08 TUBE pipe from z = %1.2f to z = %1.2f (VMZAR-V)\n",-zd1,-2*tubpar[2]-zd1);
543
544 zd1 += 2.*tubpar[2];
545
546 // Flange (ID=196 mm)(last part of VMZAR and first part of VCTYB)
547 tubpar[0] = 19.6/2.;
548 tubpar[1] = 25.3/2.;
549 tubpar[2] = 4.9/2.;
2942f542 550 TVirtualMC::GetMC()->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
551 TVirtualMC::GetMC()->Gspos("QT09", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 552 // Ch.debug
553 //printf(" QT09 TUBE pipe from z = %1.2f to z = %1.2f (VMZAR-VI+VCTYB-I)\n",-zd1,-2*tubpar[2]-zd1);
554
555 zd1 += 2.*tubpar[2];
556 // Ch.debug
557 ////printf(" Beginning of VCTYB volume @ z = %1.2f \n",-zd1);
558
559 // simulation of the trousers (VCTYB)
560 tubpar[0] = 19.6/2.;
561 tubpar[1] = 20.0/2.;
562 tubpar[2] = 3.9/2.;
2942f542 563 TVirtualMC::GetMC()->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
564 TVirtualMC::GetMC()->Gspos("QT10", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 565 // Ch.debug
566 //printf(" QT10 TUBE pipe from z = %1.2f to z = %1.2f (VCTYB-II)\n",-zd1,-2*tubpar[2]-zd1);
567
568 zd1 += 2.*tubpar[2];
569
570 // transition cone from ID=196. to ID=216.6
571 conpar[0] = 32.55/2.;
572 conpar[1] = 21.66/2.;
573 conpar[2] = 22.06/2.;
574 conpar[3] = 19.6/2.;
575 conpar[4] = 20.0/2.;
2942f542 576 TVirtualMC::GetMC()->Gsvolu("QC09", "CONE", idtmed[7], conpar, 5);
577 TVirtualMC::GetMC()->Gspos("QC09", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
2aaaf0b7 578 // Ch.debug
579 //printf(" QC09 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
580
581 zd1 += 2.*conpar[0];
582
583 // tube
584 tubpar[0] = 21.66/2.;
585 tubpar[1] = 22.06/2.;
586 tubpar[2] = 28.6/2.;
2942f542 587 TVirtualMC::GetMC()->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
588 TVirtualMC::GetMC()->Gspos("QT11", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 589 // Ch.debug
590 //printf(" QT11 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
591
592 zd1 += 2.*tubpar[2];
593 // Ch.debug
594 //printf(" Beginning of C side recombination chamber @ z = %f \n",-zd1);
595
596 // --------------------------------------------------------
597 // RECOMBINATION CHAMBER IMPLEMENTED USING TGeo CLASSES!!!!
598 // author: Chiara (August 2008)
599 // --------------------------------------------------------
600 // TRANSFORMATION MATRICES
601 // Combi transformation:
362fd90e 602 dx = -3.970000;
603 dy = 0.000000;
604 dz = 0.0;
2aaaf0b7 605 // Rotation:
362fd90e 606 thx = 84.989100; phx = 180.000000;
607 thy = 90.000000; phy = 90.000000;
608 thz = 185.010900; phz = 0.000000;
2aaaf0b7 609 TGeoRotation *rotMatrix1c = new TGeoRotation("c",thx,phx,thy,phy,thz,phz);
610 // Combi transformation:
611 dx = -3.970000;
612 dy = 0.000000;
613 dz = 0.0;
614 TGeoCombiTrans *rotMatrix2c = new TGeoCombiTrans("ZDCC_c1", dx,dy,dz,rotMatrix1c);
615 rotMatrix2c->RegisterYourself();
616 // Combi transformation:
617 dx = 3.970000;
618 dy = 0.000000;
619 dz = 0.0;
620 // Rotation:
621 thx = 95.010900; phx = 180.000000;
622 thy = 90.000000; phy = 90.000000;
623 thz = 180.-5.010900; phz = 0.000000;
624 TGeoRotation *rotMatrix3c = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
625 TGeoCombiTrans *rotMatrix4c = new TGeoCombiTrans("ZDCC_c2", dx,dy,dz,rotMatrix3c);
626 rotMatrix4c->RegisterYourself();
627
628 // VOLUMES DEFINITION
629 // Volume: ZDCC
630 TGeoVolume *pZDCC = gGeoManager->GetVolume("ZDCC");
631
632 conpar[0] = (90.1-0.95-0.26-0.0085)/2.;
633 conpar[1] = 0.0/2.;
634 conpar[2] = 21.6/2.;
635 conpar[3] = 0.0/2.;
636 conpar[4] = 5.8/2.;
637 new TGeoCone("QCLext", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
638
639 conpar[0] = (90.1-0.95-0.26-0.0085)/2.;
640 conpar[1] = 0.0/2.;
641 conpar[2] = 21.2/2.;
642 conpar[3] = 0.0/2.;
643 conpar[4] = 5.4/2.;
644 new TGeoCone("QCLint", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
645
646 // Outer trousers
647 TGeoCompositeShape *pOutTrousersC = new TGeoCompositeShape("outTrousersC", "QCLext:ZDCC_c1+QCLext:ZDCC_c2");
648
649 // Volume: QCLext
2aaaf0b7 650 TGeoVolume *pQCLext = new TGeoVolume("QCLext",pOutTrousersC, medZDCFe);
651 pQCLext->SetLineColor(kGreen);
652 pQCLext->SetVisLeaves(kTRUE);
653 //
654 TGeoTranslation *tr1c = new TGeoTranslation(0., 0., (Double_t) -conpar[0]-0.95-zd1);
655 //printf(" C side recombination chamber from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-0.95-zd1);
656 //
657 pZDCC->AddNode(pQCLext, 1, tr1c);
658 // Inner trousers
659 TGeoCompositeShape *pIntTrousersC = new TGeoCompositeShape("intTrousersC", "QCLint:ZDCC_c1+QCLint:ZDCC_c2");
660 // Volume: QCLint
2aaaf0b7 661 TGeoVolume *pQCLint = new TGeoVolume("QCLint",pIntTrousersC, medZDCvoid);
662 pQCLint->SetLineColor(kTeal);
663 pQCLint->SetVisLeaves(kTRUE);
664 pQCLext->AddNode(pQCLint, 1);
665
666 zd1 += 90.1;
667 Double_t offset = 0.5;
668 zd1 = zd1+offset;
669
670 // second section : 2 tubes (ID = 54. OD = 58.)
671 tubpar[0] = 5.4/2.;
672 tubpar[1] = 5.8/2.;
673 tubpar[2] = 40.0/2.;
2942f542 674 TVirtualMC::GetMC()->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
675 TVirtualMC::GetMC()->Gspos("QT12", 1, "ZDCC", -15.8/2., 0., -tubpar[2]-zd1, 0, "ONLY");
676 TVirtualMC::GetMC()->Gspos("QT12", 2, "ZDCC", 15.8/2., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 677 // Ch.debug
678 //printf(" QT12 TUBE from z = %1.2f to z = %1.2f (separate beam pipes)\n",-zd1,-2*tubpar[2]-zd1);
679
680 zd1 += 2.*tubpar[2];
681
682 // transition x2zdc to recombination chamber : skewed cone
683 conpar[0] = (10.-0.2-offset)/2.;
684 conpar[1] = 6.3/2.;
685 conpar[2] = 7.0/2.;
686 conpar[3] = 5.4/2.;
687 conpar[4] = 5.8/2.;
2942f542 688 TVirtualMC::GetMC()->Gsvolu("QC10", "CONE", idtmed[7], conpar, 5);
689 TVirtualMC::GetMC()->Gspos("QC10", 1, "ZDCC", -7.9-0.175, 0., -conpar[0]-0.1-zd1, irotpipe1, "ONLY");
690 TVirtualMC::GetMC()->Gspos("QC10", 2, "ZDCC", 7.9+0.175, 0., -conpar[0]-0.1-zd1, irotpipe2, "ONLY");
2aaaf0b7 691 //printf(" QC10 CONE from z = %1.2f to z = %1.2f (transition X2ZDC)\n",-zd1,-2*conpar[0]-0.2-zd1);
692
693 zd1 += 2.*conpar[0]+0.2;
694
695 // 2 tubes (ID = 63 mm OD=70 mm)
696 tubpar[0] = 6.3/2.;
697 tubpar[1] = 7.0/2.;
698 tubpar[2] = 639.8/2.;
2942f542 699 TVirtualMC::GetMC()->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
700 TVirtualMC::GetMC()->Gspos("QT13", 1, "ZDCC", -16.5/2., 0., -tubpar[2]-zd1, 0, "ONLY");
701 TVirtualMC::GetMC()->Gspos("QT13", 2, "ZDCC", 16.5/2., 0., -tubpar[2]-zd1, 0, "ONLY");
2aaaf0b7 702 //printf(" QT13 TUBE from z = %1.2f to z = %1.2f (separate beam pipes)\n",-zd1,-2*tubpar[2]-zd1);
703
704 zd1 += 2.*tubpar[2];
705 printf(" END OF C SIDE BEAM PIPE DEFINITION @ z = %f m from IP2\n\n",-zd1/100.);
706
707
708 // -- Luminometer (Cu box) in front of ZN - side C
709 if(fLumiLength>0.){
710 boxpar[0] = 8.0/2.;
711 boxpar[1] = 8.0/2.;
712 boxpar[2] = fLumiLength/2.;
2942f542 713 TVirtualMC::GetMC()->Gsvolu("QLUC", "BOX ", idtmed[9], boxpar, 3);
714 TVirtualMC::GetMC()->Gspos("QLUC", 1, "ZDCC", 0., 0., fPosZNC[2]+66.+boxpar[2], 0, "ONLY");
2aaaf0b7 715 printf(" C SIDE LUMINOMETER %1.2f < z < %1.2f\n", fPosZNC[2]+66., fPosZNC[2]+66.+2*boxpar[2]);
716 }
362fd90e 717}
2aaaf0b7 718 // -- END OF BEAM PIPE VOLUME DEFINITION FOR SIDE C (RB26 SIDE)
719 // ----------------------------------------------------------------
720
721 ////////////////////////////////////////////////////////////////
722 // //
723 // SIDE A - RB24 //
724 // //
725 ///////////////////////////////////////////////////////////////
726
727 // Rotation Matrices definition
728 Int_t irotpipe3, irotpipe4, irotpipe5;
729 //-- rotation matrices for the tilted cone after the TDI to recenter vacuum chamber
2942f542 730 TVirtualMC::GetMC()->Matrix(irotpipe3,90.-1.8934,0.,90.,90.,1.8934,180.);
2aaaf0b7 731 //-- rotation matrices for the tilted tube before and after the TDI
2942f542 732 TVirtualMC::GetMC()->Matrix(irotpipe4,90.-3.8,0.,90.,90.,3.8,180.);
2aaaf0b7 733 //-- rotation matrix for the tilted cone after the TDI
2942f542 734 TVirtualMC::GetMC()->Matrix(irotpipe5,90.+9.8,0.,90.,90.,9.8,0.);
2aaaf0b7 735
736 // -- Mother of the ZDCs (Vacuum PCON)
737 zd2 = 1910.22;// zd2 initial value
738
739 conpar[0] = 0.;
740 conpar[1] = 360.;
741 conpar[2] = 2.;
742 conpar[3] = zd2;
743 conpar[4] = 0.;
744 conpar[5] = 55.;
745 conpar[6] = 13500.;
746 conpar[7] = 0.;
747 conpar[8] = 55.;
2942f542 748 TVirtualMC::GetMC()->Gsvolu("ZDCA", "PCON", idtmed[10], conpar, 9);
749 TVirtualMC::GetMC()->Gspos("ZDCA", 1, "ALIC", 0., 0., 0., 0, "ONLY");
2aaaf0b7 750
751 // To avoid overlaps 1 micron are left between certain volumes!
752 Double_t dxNoOverlap = 0.0;
753 //zd2 += dxNoOverlap;
754
755 // BEAM PIPE from 19.10 m to inner triplet beginning (22.965 m)
756 tubpar[0] = 6.0/2.;
757 tubpar[1] = 6.4/2.;
758 tubpar[2] = 386.28/2. - dxNoOverlap;
2942f542 759 TVirtualMC::GetMC()->Gsvolu("QA01", "TUBE", idtmed[7], tubpar, 3);
760 TVirtualMC::GetMC()->Gspos("QA01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 761 // Ch.debug
762 //printf(" QA01 TUBE centred in %f from z = %1.2f to z = %1.2f (IT begin)\n",tubpar[2]+zd2,zd2,2*tubpar[2]+zd2);
763
764 zd2 += 2.*tubpar[2];
765
766 // -- FIRST SECTION OF THE BEAM PIPE (from beginning of inner triplet to
767 // beginning of D1)
768 tubpar[0] = 6.3/2.;
769 tubpar[1] = 6.7/2.;
770 tubpar[2] = 3541.8/2. - dxNoOverlap;
2942f542 771 TVirtualMC::GetMC()->Gsvolu("QA02", "TUBE", idtmed[7], tubpar, 3);
772 TVirtualMC::GetMC()->Gspos("QA02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 773 // Ch.debug
774 //printf(" QA02 TUBE from z = %1.2f to z= %1.2f (D1 begin)\n",zd2,2*tubpar[2]+zd2);
775
776 zd2 += 2.*tubpar[2];
777
778
779 // -- SECOND SECTION OF THE BEAM PIPE (from the beginning of D1 to the beginning of D2)
780 //
781 // FROM (MAGNETIC) BEGINNING OF D1 TO THE (MAGNETIC) END OF D1 + 126.5 cm
782 // CYLINDRICAL PIPE of diameter increasing from 6.75 cm up to 8.0 cm
783 // from magnetic end :
784 // 1) 80.1 cm still with ID = 6.75 radial beam screen
785 // 2) 2.5 cm conical section from ID = 6.75 to ID = 8.0 cm
786 // 3) 43.9 cm straight section (tube) with ID = 8.0 cm
787
788 tubpar[0] = 6.75/2.;
789 tubpar[1] = 7.15/2.;
790 tubpar[2] = (945.0+80.1)/2.;
2942f542 791 TVirtualMC::GetMC()->Gsvolu("QA03", "TUBE", idtmed[7], tubpar, 3);
792 TVirtualMC::GetMC()->Gspos("QA03", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 793 // Ch.debug
794 //printf(" QA03 TUBE from z = %1.2f to z = %1.2f (D1 end)\n",zd2,2*tubpar[2]+zd2);
795
796 zd2 += 2.*tubpar[2];
797
798 // Transition Cone from ID=67.5 mm to ID=80 mm
799 conpar[0] = 2.5/2.;
800 conpar[1] = 6.75/2.;
801 conpar[2] = 7.15/2.;
802 conpar[3] = 8.0/2.;
803 conpar[4] = 8.4/2.;
2942f542 804 TVirtualMC::GetMC()->Gsvolu("QA04", "CONE", idtmed[7], conpar, 5);
805 TVirtualMC::GetMC()->Gspos("QA04", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 806 //printf(" QA04 CONE from z = %1.2f to z = %1.2f (transition cone)\n",zd2,2*conpar[0]+zd2);
807
808 zd2 += 2.*conpar[0];
809
810 tubpar[0] = 8.0/2.;
811 tubpar[1] = 8.4/2.;
812 tubpar[2] = (43.9+20.+28.5+28.5)/2.;
2942f542 813 TVirtualMC::GetMC()->Gsvolu("QA05", "TUBE", idtmed[7], tubpar, 3);
814 TVirtualMC::GetMC()->Gspos("QA05", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 815 // Ch.debug
816 //printf(" QA05 TUBE from z = %1.2f to z = %1.2f\n",zd2,2*tubpar[2]+zd2);
817
818 zd2 += 2.*tubpar[2];
819
820 // Second section of VAEHI (transition cone from ID=80mm to ID=98mm)
821 conpar[0] = 4.0/2.;
822 conpar[1] = 8.0/2.;
823 conpar[2] = 8.4/2.;
824 conpar[3] = 9.8/2.;
825 conpar[4] = 10.2/2.;
2942f542 826 TVirtualMC::GetMC()->Gsvolu("QAV1", "CONE", idtmed[7], conpar, 5);
827 TVirtualMC::GetMC()->Gspos("QAV1", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 828 //printf(" QAV1 CONE from z = %1.2f to z = %1.2f (VAEHI-I)\n",zd2,2*conpar[0]+zd2);
829
830 zd2 += 2.*conpar[0];
831
832 //Third section of VAEHI (transition cone from ID=98mm to ID=90mm)
833 conpar[0] = 1.0/2.;
834 conpar[1] = 9.8/2.;
835 conpar[2] = 10.2/2.;
836 conpar[3] = 9.0/2.;
837 conpar[4] = 9.4/2.;
2942f542 838 TVirtualMC::GetMC()->Gsvolu("QAV2", "CONE", idtmed[7], conpar, 5);
839 TVirtualMC::GetMC()->Gspos("QAV2", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 840 //printf(" QAV2 CONE from z = %1.2f to z = %1.2f (VAEHI-II)\n",zd2,2*conpar[0]+zd2);
841
842 zd2 += 2.*conpar[0];
843
844 // Fourth section of VAEHI (tube ID=90mm)
845 tubpar[0] = 9.0/2.;
846 tubpar[1] = 9.4/2.;
847 tubpar[2] = 31.0/2.;
2942f542 848 TVirtualMC::GetMC()->Gsvolu("QAV3", "TUBE", idtmed[7], tubpar, 3);
849 TVirtualMC::GetMC()->Gspos("QAV3", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 850 // Ch.debug
851 //printf(" QAV3 TUBE from z = %1.2f to z = %1.2f (VAEHI-III)\n",zd2,2*tubpar[2]+zd2);
852
853 zd2 += 2.*tubpar[2];
854
855 //---------------------------- TCDD beginning ----------------------------------
856 // space for the insertion of the collimator TCDD (2 m)
857 // TCDD ZONE - 1st volume
858 conpar[0] = 1.3/2.;
859 conpar[1] = 9.0/2.;
860 conpar[2] = 13.0/2.;
861 conpar[3] = 9.6/2.;
862 conpar[4] = 13.0/2.;
2942f542 863 TVirtualMC::GetMC()->Gsvolu("Q01T", "CONE", idtmed[7], conpar, 5);
864 TVirtualMC::GetMC()->Gspos("Q01T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 865 //printf(" Q01T CONE from z = %1.2f to z = %1.2f (TCDD-I)\n",zd2,2*conpar[0]+zd2);
866
867 zd2 += 2.*conpar[0];
868
869 // TCDD ZONE - 2nd volume
870 tubpar[0] = 9.6/2.;
871 tubpar[1] = 10.0/2.;
872 tubpar[2] = 1.0/2.;
2942f542 873 TVirtualMC::GetMC()->Gsvolu("Q02T", "TUBE", idtmed[7], tubpar, 3);
874 TVirtualMC::GetMC()->Gspos("Q02T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 875 // Ch.debug
876 //printf(" Q02T TUBE from z = %1.2f to z= %1.2f (TCDD-II)\n",zd2,2*tubpar[2]+zd2);
877
878 zd2 += 2.*tubpar[2];
879
880 // TCDD ZONE - third volume
881 conpar[0] = 9.04/2.;
882 conpar[1] = 9.6/2.;
883 conpar[2] = 10.0/2.;
884 conpar[3] = 13.8/2.;
885 conpar[4] = 14.2/2.;
2942f542 886 TVirtualMC::GetMC()->Gsvolu("Q03T", "CONE", idtmed[7], conpar, 5);
887 TVirtualMC::GetMC()->Gspos("Q03T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 888 //printf(" Q03T CONE from z = %1.2f to z= %1.2f (TCDD-III)\n",zd2,2*conpar[0]+zd2);
889
890 zd2 += 2.*conpar[0];
891
892 // TCDD ZONE - 4th volume
893 tubpar[0] = 13.8/2.;
894 tubpar[1] = 14.2/2.;
895 tubpar[2] = 38.6/2.;
2942f542 896 TVirtualMC::GetMC()->Gsvolu("Q04T", "TUBE", idtmed[7], tubpar, 3);
897 TVirtualMC::GetMC()->Gspos("Q04T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 898 // Ch.debug
899 //printf(" Q04T TUBE from z = %1.2f to z= %1.2f (TCDD-IV)\n",zd2,2*tubpar[2]+zd2);
900
901 zd2 += 2.*tubpar[2];
902
903 // TCDD ZONE - 5th volume
904 tubpar[0] = 21.0/2.;
905 tubpar[1] = 21.4/2.;
906 tubpar[2] = 100.12/2.;
2942f542 907 TVirtualMC::GetMC()->Gsvolu("Q05T", "TUBE", idtmed[7], tubpar, 3);
908 TVirtualMC::GetMC()->Gspos("Q05T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 909 // Ch.debug
910 //printf(" Q05T TUBE from z = %1.2f to z= %1.2f (TCDD-V)\n",zd2,2*tubpar[2]+zd2);
911
912 zd2 += 2.*tubpar[2];
913
914 // TCDD ZONE - 6th volume
915 tubpar[0] = 13.8/2.;
916 tubpar[1] = 14.2/2.;
917 tubpar[2] = 38.6/2.;
2942f542 918 TVirtualMC::GetMC()->Gsvolu("Q06T", "TUBE", idtmed[7], tubpar, 3);
919 TVirtualMC::GetMC()->Gspos("Q06T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 920 // Ch.debug
921 //printf(" Q06T TUBE from z = %1.2f to z= %1.2f (TCDD-VI)\n",zd2,2*tubpar[2]+zd2);
922
923 zd2 += 2.*tubpar[2];
924
925 // TCDD ZONE - 7th volume
926 conpar[0] = 11.34/2.;
927 conpar[1] = 13.8/2.;
928 conpar[2] = 14.2/2.;
929 conpar[3] = 18.0/2.;
930 conpar[4] = 18.4/2.;
2942f542 931 TVirtualMC::GetMC()->Gsvolu("Q07T", "CONE", idtmed[7], conpar, 5);
932 TVirtualMC::GetMC()->Gspos("Q07T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 933 //printf(" Q07T CONE from z = %1.2f to z= %1.2f (TCDD-VII)\n",zd2,2*conpar[0]+zd2);
934
935 zd2 += 2.*conpar[0];
936
937 // Upper section : one single phi segment of a tube
938 // 5 parameters for tubs: inner radius = 0.,
939 // outer radius = 7. cm, half length = 50 cm
940 // phi1 = 0., phi2 = 180.
941 tubspar[0] = 0.0/2.;
942 tubspar[1] = 14.0/2.;
943 tubspar[2] = 100.0/2.;
944 tubspar[3] = 0.;
945 tubspar[4] = 180.;
2942f542 946 TVirtualMC::GetMC()->Gsvolu("Q08T", "TUBS", idtmed[7], tubspar, 5);
2aaaf0b7 947
948 // rectangular beam pipe inside TCDD upper section (Vacuum)
949 boxpar[0] = 7.0/2.;
950 boxpar[1] = 2.2/2.;
951 boxpar[2] = 100./2.;
2942f542 952 TVirtualMC::GetMC()->Gsvolu("Q09T", "BOX ", idtmed[10], boxpar, 3);
2aaaf0b7 953 // positioning vacuum box in the upper section of TCDD
2942f542 954 TVirtualMC::GetMC()->Gspos("Q09T", 1, "Q08T", 0., 1.1, 0., 0, "ONLY");
2aaaf0b7 955
956 // lower section : one single phi segment of a tube
957 tubspar[0] = 0.0/2.;
958 tubspar[1] = 14.0/2.;
959 tubspar[2] = 100.0/2.;
960 tubspar[3] = 180.;
961 tubspar[4] = 360.;
2942f542 962 TVirtualMC::GetMC()->Gsvolu("Q10T", "TUBS", idtmed[7], tubspar, 5);
2aaaf0b7 963 // rectangular beam pipe inside TCDD lower section (Vacuum)
964 boxpar[0] = 7.0/2.;
965 boxpar[1] = 2.2/2.;
966 boxpar[2] = 100./2.;
2942f542 967 TVirtualMC::GetMC()->Gsvolu("Q11T", "BOX ", idtmed[10], boxpar, 3);
2aaaf0b7 968 // positioning vacuum box in the lower section of TCDD
2942f542 969 TVirtualMC::GetMC()->Gspos("Q11T", 1, "Q10T", 0., -1.1, 0., 0, "ONLY");
2aaaf0b7 970
971 // positioning TCDD elements in ZDCA, (inside TCDD volume)
2942f542 972 TVirtualMC::GetMC()->Gspos("Q08T", 1, "ZDCA", 0., fTCDDAperturePos, -100.+zd2, 0, "ONLY");
973 TVirtualMC::GetMC()->Gspos("Q10T", 1, "ZDCA", 0., -fTCDDApertureNeg, -100.+zd2, 0, "ONLY");
2aaaf0b7 974 printf(" AliZDCv4 -> TCDD apertures +%1.2f/-%1.2f cm\n",
975 fTCDDAperturePos, fTCDDApertureNeg);
976
977 // RF screen
978 boxpar[0] = 0.2/2.;
979 boxpar[1] = 4.0/2.;
980 boxpar[2] = 100./2.;
2942f542 981 TVirtualMC::GetMC()->Gsvolu("Q12T", "BOX ", idtmed[7], boxpar, 3);
2aaaf0b7 982 // positioning RF screen at both sides of TCDD
2942f542 983 TVirtualMC::GetMC()->Gspos("Q12T", 1, "ZDCA", tubspar[1]+boxpar[0], 0., -100.+zd2, 0, "ONLY");
984 TVirtualMC::GetMC()->Gspos("Q12T", 2, "ZDCA", -tubspar[1]-boxpar[0], 0., -100.+zd2, 0, "ONLY");
2aaaf0b7 985 //---------------------------- TCDD end ---------------------------------------
986
987 // The following elliptical tube 180 mm x 70 mm
988 // (obtained positioning the void QA06 in QA07)
989 // represents VAMTF + first part of VCTCP (93 mm)
990 // updated according to 2012 new ZDC installation
991
992 tubpar[0] = 18.4/2.;
993 tubpar[1] = 7.4/2.;
994 tubpar[2] = (78+9.3)/2.;
2942f542 995// TVirtualMC::GetMC()->Gsvolu("QA06", "ELTU", idtmed[7], tubpar, 3);
2aaaf0b7 996 // temporary replace with a scaled tube (AG)
997 TGeoTube *tubeQA06 = new TGeoTube(0.,tubpar[0],tubpar[2]);
998 TGeoScale *scaleQA06 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
999 TGeoScaledShape *sshapeQA06 = new TGeoScaledShape(tubeQA06, scaleQA06);
1000 new TGeoVolume("QA06", sshapeQA06, gGeoManager->GetMedium(idtmed[7]));
1001 //printf(" QA06 TUBE from z = %1.2f to z = %1.2f (VAMTF+VCTCP-I)\n",zd2,2*tubpar[2]+zd2);
1002
1003 tubpar[0] = 18.0/2.;
1004 tubpar[1] = 7.0/2.;
1005 tubpar[2] = (78+9.3)/2.;
2942f542 1006// TVirtualMC::GetMC()->Gsvolu("QA07", "ELTU", idtmed[10], tubpar, 3);
2aaaf0b7 1007 // temporary replace with a scaled tube (AG)
1008 TGeoTube *tubeQA07 = new TGeoTube(0.,tubpar[0],tubpar[2]);
1009 TGeoScale *scaleQA07 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
1010 TGeoScaledShape *sshapeQA07 = new TGeoScaledShape(tubeQA07, scaleQA07);
1011 new TGeoVolume("QA07", sshapeQA07, gGeoManager->GetMedium(idtmed[10]));
1012 ////printf(" QA07 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
2942f542 1013 TVirtualMC::GetMC()->Gspos("QA06", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1014 TVirtualMC::GetMC()->Gspos("QA07", 1, "QA06", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1015
1016 zd2 += 2.*tubpar[2];
1017
1018 // VCTCP second part: transition cone from ID=180 to ID=212.7
1019 conpar[0] = 31.5/2.;
1020 conpar[1] = 18.0/2.;
1021 conpar[2] = 18.6/2.;
1022 conpar[3] = 21.27/2.;
1023 conpar[4] = 21.87/2.;
2942f542 1024 TVirtualMC::GetMC()->Gsvolu("QA08", "CONE", idtmed[7], conpar, 5);
1025 TVirtualMC::GetMC()->Gspos("QA08", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1026 // Ch.debug
1027 //printf(" QA08 CONE from z = %f to z = %f (VCTCP-II)\n",zd2,2*conpar[0]+zd2);
1028
1029 zd2 += 2.*conpar[0];
1030
1031 // Tube ID 212.7 mm
1032 // Represents VCTCP third part (92 mm) + VCDWB (765 mm) + VMBGA (400 mm) +
1033 // VCDWE (300 mm) + VMBGA (400 mm)
1034 // + TCTVB space + VAMTF space (new installation Jan 2012)
1035 tubpar[0] = 21.27/2.;
1036 tubpar[1] = 21.87/2.;
1037 tubpar[2] = (195.7+148.+78.)/2.;
2942f542 1038 TVirtualMC::GetMC()->Gsvolu("QA09", "TUBE", idtmed[7], tubpar, 3);
1039 TVirtualMC::GetMC()->Gspos("QA09", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1040 //printf(" QA09 TUBE from z = %1.2f to z= %1.2f (VCTCP-III+VCDWB+VMBGA+VCDWE+VMBGA)\n",zd2,2*tubpar[2]+zd2);
1041
1042 zd2 += 2.*tubpar[2];
1043
1044 // skewed transition piece (ID=212.7 mm to 332 mm) (before TDI)
1045 conpar[0] = (50.0-0.73-1.13)/2.;
1046 conpar[1] = 21.27/2.;
1047 conpar[2] = 21.87/2.;
1048 conpar[3] = 33.2/2.;
1049 conpar[4] = 33.8/2.;
2942f542 1050 TVirtualMC::GetMC()->Gsvolu("QA10", "CONE", idtmed[7], conpar, 5);
1051 TVirtualMC::GetMC()->Gspos("QA10", 1, "ZDCA", -1.66, 0., conpar[0]+0.73+zd2, irotpipe4, "ONLY");
2aaaf0b7 1052 // Ch.debug
1053 //printf(" QA10 skewed CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+0.73+1.13+zd2);
1054
1055 zd2 += 2.*conpar[0]+0.73+1.13;
1056
1057 // Vacuum chamber containing TDI
1058 tubpar[0] = 0.;
1059 tubpar[1] = 54.6/2.;
1060 tubpar[2] = 540.0/2.;
2942f542 1061 TVirtualMC::GetMC()->Gsvolu("Q13TM", "TUBE", idtmed[10], tubpar, 3);
1062 TVirtualMC::GetMC()->Gspos("Q13TM", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1063 tubpar[0] = 54.0/2.;
1064 tubpar[1] = 54.6/2.;
1065 tubpar[2] = 540.0/2.;
2942f542 1066 TVirtualMC::GetMC()->Gsvolu("Q13T", "TUBE", idtmed[7], tubpar, 3);
1067 TVirtualMC::GetMC()->Gspos("Q13T", 1, "Q13TM", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1068 // Ch.debug
1069 //printf(" Q13T TUBE from z = %1.2f to z= %1.2f (TDI vacuum chamber)\n",zd2,2*tubpar[2]+zd2);
1070
1071 zd2 += 2.*tubpar[2];
1072
1073 //---------------- INSERT TDI INSIDE Q13T -----------------------------------
1074 boxpar[0] = 11.0/2.;
1075 boxpar[1] = 9.0/2.;
7605b373 1076 boxpar[2] = 418.5/2.;
2942f542 1077 TVirtualMC::GetMC()->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3);
1078 TVirtualMC::GetMC()->Gspos("QTD1", 1, "Q13TM", -3.8, boxpar[1]+fTDIAperturePos, 0., 0, "ONLY");
2aaaf0b7 1079 boxpar[0] = 11.0/2.;
1080 boxpar[1] = 9.0/2.;
7605b373 1081 boxpar[2] = 418.5/2.;
2942f542 1082 TVirtualMC::GetMC()->Gsvolu("QTD2", "BOX ", idtmed[7], boxpar, 3);
1083 TVirtualMC::GetMC()->Gspos("QTD2", 1, "Q13TM", -3.8, -boxpar[1]-fTDIApertureNeg, 0., 0, "ONLY");
2aaaf0b7 1084 boxpar[0] = 5.1/2.;
1085 boxpar[1] = 0.2/2.;
7605b373 1086 boxpar[2] = 418.5/2.;
2942f542 1087 TVirtualMC::GetMC()->Gsvolu("QTD3", "BOX ", idtmed[7], boxpar, 3);
1088 TVirtualMC::GetMC()->Gspos("QTD3", 1, "Q13TM", -3.8+5.5+boxpar[0], fTDIAperturePos, 0., 0, "ONLY");
1089 TVirtualMC::GetMC()->Gspos("QTD3", 2, "Q13TM", -3.8+5.5+boxpar[0], -fTDIApertureNeg, 0., 0, "ONLY");
1090 TVirtualMC::GetMC()->Gspos("QTD3", 3, "Q13TM", -3.8-5.5-boxpar[0], fTDIAperturePos, 0., 0, "ONLY");
1091 TVirtualMC::GetMC()->Gspos("QTD3", 4, "Q13TM", -3.8-5.5-boxpar[0], -fTDIApertureNeg, 0., 0, "ONLY");
2aaaf0b7 1092 printf(" AliZDCv4 -> TDI apertures +%1.2f/-%1.2f cm\n",
1093 fTDIAperturePos, fTDIApertureNeg);
1094 //
1095 tubspar[0] = 12.0/2.;
1096 tubspar[1] = 12.4/2.;
7605b373 1097 tubspar[2] = 418.5/2.;
2aaaf0b7 1098 tubspar[3] = 90.;
1099 tubspar[4] = 270.;
7605b373 1100 TVirtualMC::GetMC()->Gsvolu("QTD4", "TUBS", idtmed[6], tubspar, 5);
2942f542 1101 TVirtualMC::GetMC()->Gspos("QTD4", 1, "Q13TM", -3.8-10.6, 0., 0., 0, "ONLY");
2aaaf0b7 1102 tubspar[0] = 12.0/2.;
1103 tubspar[1] = 12.4/2.;
7605b373 1104 tubspar[2] = 418.5/2.;
2aaaf0b7 1105 tubspar[3] = -90.;
1106 tubspar[4] = 90.;
7605b373 1107 TVirtualMC::GetMC()->Gsvolu("QTD5", "TUBS", idtmed[6], tubspar, 5);
2942f542 1108 TVirtualMC::GetMC()->Gspos("QTD5", 1, "Q13TM", -3.8+10.6, 0., 0., 0, "ONLY");
2aaaf0b7 1109 //---------------- END DEFINING TDI INSIDE Q13T -------------------------------
1110
1111 // VCTCG skewed transition piece (ID=332 mm to 212.7 mm) (after TDI)
1112 conpar[0] = (50.0-2.92-1.89)/2.;
1113 conpar[1] = 33.2/2.;
1114 conpar[2] = 33.8/2.;
1115 conpar[3] = 21.27/2.;
1116 conpar[4] = 21.87/2.;
2942f542 1117 TVirtualMC::GetMC()->Gsvolu("QA11", "CONE", idtmed[7], conpar, 5);
1118 TVirtualMC::GetMC()->Gspos("QA11", 1, "ZDCA", 4.32-3.8, 0., conpar[0]+2.92+zd2, irotpipe5, "ONLY");
2aaaf0b7 1119 // Ch.debug
1120 //printf(" QA11 skewed CONE from z = %f to z =%f (VCTCG)\n",zd2,2*conpar[0]+2.92+1.89+zd2);
1121
1122 zd2 += 2.*conpar[0]+2.92+1.89;
1123
1124 // The following tube ID 212.7 mm
1125 // represents VMBGA (400 mm) + VCDWE (300 mm) + VMBGA (400 mm) +
1126 // BTVTS (600 mm) + VMLGB (400 mm)
1127 tubpar[0] = 21.27/2.;
1128 tubpar[1] = 21.87/2.;
1129 tubpar[2] = 210.0/2.;
2942f542 1130 TVirtualMC::GetMC()->Gsvolu("QA12", "TUBE", idtmed[7], tubpar, 3);
1131 TVirtualMC::GetMC()->Gspos("QA12", 1, "ZDCA", 4., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1132 // Ch.debug
1133 //printf(" QA12 TUBE from z = %1.2f to z= %1.2f (VMBGA+VCDWE+VMBGA+BTVTS+VMLGB)\n",zd2,2*tubpar[2]+zd2);
1134
1135 zd2 += 2.*tubpar[2];
1136
1137 // First part of VCTCC
1138 // skewed transition cone from ID=212.7 mm to ID=797 mm
1139 conpar[0] = (121.0-0.37-1.35)/2.;
1140 conpar[1] = 21.27/2.;
1141 conpar[2] = 21.87/2.;
1142 conpar[3] = 79.7/2.;
1143 conpar[4] = 81.3/2.;
2942f542 1144 TVirtualMC::GetMC()->Gsvolu("QA13", "CONE", idtmed[7], conpar, 5);
1145 TVirtualMC::GetMC()->Gspos("QA13", 1, "ZDCA", 4.-2., 0., conpar[0]+0.37+zd2, irotpipe3, "ONLY");
2aaaf0b7 1146 // Ch.debug
1147 //printf(" QA13 CONE from z = %1.2f to z = %1.2f (VCTCC-I)\n",zd2,2*conpar[0]+0.37+1.35+zd2);
1148
1149 zd2 += 2.*conpar[0]+0.37+1.35;
1150
1151 // The following tube ID 797 mm
1152 // represents the second part of VCTCC (4272 mm) +
1153 // 4 x VCDGA (4 x 4272 mm) +
1154 // the first part of VCTCR (850 mm)
1155 // updated according to 2012 ZDC installation
1156 tubpar[0] = 79.7/2.;
1157 tubpar[1] = 81.3/2.;
1158 tubpar[2] = (2221.-136.)/2.;
2942f542 1159 TVirtualMC::GetMC()->Gsvolu("QA14", "TUBE", idtmed[7], tubpar, 3);
1160 TVirtualMC::GetMC()->Gspos("QA14", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1161 // Ch.debug
1162 //printf(" QA14 TUBE from z = %1.2f to z = %1.2f (VCTCC-II)\n",zd2,2*tubpar[2]+zd2);
1163
1164 zd2 += 2.*tubpar[2];
1165
1166 // Second part of VCTCR
1167 // Transition from ID=797 mm to ID=196 mm:
1168 // in order to simulate the thin window opened in the transition cone
1169 // we divide the transition cone in three cones:
1170 // (1) 8 mm thick (2) 3 mm thick (3) the third 8 mm thick
1171
1172 // (1) 8 mm thick
1173 conpar[0] = 9.09/2.; // 15 degree
1174 conpar[1] = 79.7/2.;
1175 conpar[2] = 81.3/2.; // thickness 8 mm
1176 conpar[3] = 74.82868/2.;
1177 conpar[4] = 76.42868/2.; // thickness 8 mm
2942f542 1178 TVirtualMC::GetMC()->Gsvolu("QA15", "CONE", idtmed[7], conpar, 5);
1179 TVirtualMC::GetMC()->Gspos("QA15", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1180 //printf(" QA15 CONE from z = %1.2f to z= %1.2f (VCTCR-I)\n",zd2,2*conpar[0]+zd2);
1181
1182 zd2 += 2.*conpar[0];
1183
1184 // (2) 3 mm thick
1185 conpar[0] = 96.2/2.; // 15 degree
1186 conpar[1] = 74.82868/2.;
1187 conpar[2] = 75.42868/2.; // thickness 3 mm
1188 conpar[3] = 23.19588/2.;
1189 conpar[4] = 23.79588/2.; // thickness 3 mm
2942f542 1190 TVirtualMC::GetMC()->Gsvolu("QA16", "CONE", idtmed[7], conpar, 5);
1191 TVirtualMC::GetMC()->Gspos("QA16", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1192 //printf(" QA16 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1193
1194 zd2 += 2.*conpar[0];
1195
1196 // (3) 8 mm thick
1197 conpar[0] = 6.71/2.; // 15 degree
1198 conpar[1] = 23.19588/2.;
1199 conpar[2] = 24.79588/2.;// thickness 8 mm
1200 conpar[3] = 19.6/2.;
1201 conpar[4] = 21.2/2.;// thickness 8 mm
2942f542 1202 TVirtualMC::GetMC()->Gsvolu("QA17", "CONE", idtmed[7], conpar, 5);
1203 TVirtualMC::GetMC()->Gspos("QA17", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1204 //printf(" QA17 CONE from z = %1.2f to z= %1.2f (VCTCR-II)\n",zd2,2*conpar[0]+zd2);
1205
1206 zd2 += 2.*conpar[0];
1207
1208 // Third part of VCTCR: tube (ID=196 mm)
1209 tubpar[0] = 19.6/2.;
1210 tubpar[1] = 21.2/2.;
1211 tubpar[2] = 9.55/2.;
2942f542 1212 TVirtualMC::GetMC()->Gsvolu("QA18", "TUBE", idtmed[7], tubpar, 3);
1213 TVirtualMC::GetMC()->Gspos("QA18", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1214 // Ch.debug
1215 //printf(" QA18 TUBE from z = %1.2f to z= %1.2f (VCTCR-III)\n",zd2,2*tubpar[2]+zd2);
1216
1217 zd2 += 2.*tubpar[2];
1218
1219 // Flange (ID=196 mm) (last part of VCTCR and first part of VMZAR)
1220 tubpar[0] = 19.6/2.;
1221 tubpar[1] = 25.3/2.;
1222 tubpar[2] = 4.9/2.;
2942f542 1223 TVirtualMC::GetMC()->Gsvolu("QF01", "TUBE", idtmed[7], tubpar, 3);
1224 TVirtualMC::GetMC()->Gspos("QF01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1225 // Ch.debug
1226 //printf(" QF01 TUBE from z = %1.2f to z= %1.2f (VMZAR-I)\n",zd2,2*tubpar[2]+zd2);
1227
1228 zd2 += 2.*tubpar[2];
1229
1230 // VMZAR (5 volumes)
1231 tubpar[0] = 20.2/2.;
1232 tubpar[1] = 20.6/2.;
1233 tubpar[2] = 2.15/2.;
2942f542 1234 TVirtualMC::GetMC()->Gsvolu("QA19", "TUBE", idtmed[7], tubpar, 3);
1235 TVirtualMC::GetMC()->Gspos("QA19", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1236 // Ch.debug
1237 //printf(" QA19 TUBE from z = %1.2f to z = %1.2f (VMZAR-II)\n",zd2,2*tubpar[2]+zd2);
1238
1239 zd2 += 2.*tubpar[2];
1240
1241 conpar[0] = 6.9/2.;
1242 conpar[1] = 20.2/2.;
1243 conpar[2] = 20.6/2.;
1244 conpar[3] = 23.9/2.;
1245 conpar[4] = 24.3/2.;
2942f542 1246 TVirtualMC::GetMC()->Gsvolu("QA20", "CONE", idtmed[7], conpar, 5);
1247 TVirtualMC::GetMC()->Gspos("QA20", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1248 // Ch.debug
1249 //printf(" QA20 CONE from z = %1.2f to z = %1.2f (VMZAR-III)\n",zd2,2*conpar[0]+zd2);
1250
1251 zd2 += 2.*conpar[0];
1252
1253 tubpar[0] = 23.9/2.;
1254 tubpar[1] = 25.5/2.;
1255 tubpar[2] = 17.0/2.;
2942f542 1256 TVirtualMC::GetMC()->Gsvolu("QA21", "TUBE", idtmed[7], tubpar, 3);
1257 TVirtualMC::GetMC()->Gspos("QA21", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1258 // Ch.debug
1259 //printf(" QA21 TUBE from z = %1.2f to z = %1.2f (VMZAR-IV)\n",zd2,2*tubpar[2]+zd2);
1260
1261 zd2 += 2.*tubpar[2];
1262
1263 conpar[0] = 6.9/2.;
1264 conpar[1] = 23.9/2.;
1265 conpar[2] = 24.3/2.;
1266 conpar[3] = 20.2/2.;
1267 conpar[4] = 20.6/2.;
2942f542 1268 TVirtualMC::GetMC()->Gsvolu("QA22", "CONE", idtmed[7], conpar, 5);
1269 TVirtualMC::GetMC()->Gspos("QA22", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1270 // Ch.debug
1271 //printf(" QA22 CONE from z = %1.2f to z = %1.2f (VMZAR-V)\n",zd2,2*conpar[0]+zd2);
1272
1273 zd2 += 2.*conpar[0];
1274
1275 tubpar[0] = 20.2/2.;
1276 tubpar[1] = 20.6/2.;
1277 tubpar[2] = 2.15/2.;
2942f542 1278 TVirtualMC::GetMC()->Gsvolu("QA23", "TUBE", idtmed[7], tubpar, 3);
1279 TVirtualMC::GetMC()->Gspos("QA23", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1280 // Ch.debug
1281 //printf(" QA23 TUBE from z = %1.2f to z= %1.2f (VMZAR-VI)\n",zd2,2*tubpar[2]+zd2);
1282
1283 zd2 += 2.*tubpar[2];
1284
1285 // Flange (ID=196 mm)(last part of VMZAR and first part of VCTYD)
1286 tubpar[0] = 19.6/2.;
1287 tubpar[1] = 25.3/2.;
1288 tubpar[2] = 4.9/2.;
2942f542 1289 TVirtualMC::GetMC()->Gsvolu("QF02", "TUBE", idtmed[7], tubpar, 3);
1290 TVirtualMC::GetMC()->Gspos("QF02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1291 // Ch.debug
1292 //printf(" QF02 TUBE from z = %1.2f to z= %1.2f (VMZAR-VII)\n",zd2,2*tubpar[2]+zd2);
1293
1294 zd2 += 2.*tubpar[2];
1295
1296 // simulation of the trousers (VCTYB)
1297 tubpar[0] = 19.6/2.;
1298 tubpar[1] = 20.0/2.;
1299 tubpar[2] = 3.9/2.;
2942f542 1300 TVirtualMC::GetMC()->Gsvolu("QA24", "TUBE", idtmed[7], tubpar, 3);
1301 TVirtualMC::GetMC()->Gspos("QA24", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1302 // Ch.debug
1303 //printf(" QA24 TUBE from z = %1.2f to z= %1.2f (VCTYB)\n",zd2,2*tubpar[2]+zd2);
1304
1305 zd2 += 2.*tubpar[2];
1306
1307 // transition cone from ID=196. to ID=216.6
1308 conpar[0] = 32.55/2.;
1309 conpar[1] = 19.6/2.;
1310 conpar[2] = 20.0/2.;
1311 conpar[3] = 21.66/2.;
1312 conpar[4] = 22.06/2.;
2942f542 1313 TVirtualMC::GetMC()->Gsvolu("QA25", "CONE", idtmed[7], conpar, 5);
1314 TVirtualMC::GetMC()->Gspos("QA25", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
2aaaf0b7 1315 // Ch.debug
1316 //printf(" QA25 CONE from z = %1.2f to z= %1.2f (transition cone)\n",zd2,2*conpar[0]+zd2);
1317
1318 zd2 += 2.*conpar[0];
1319
1320 // tube
1321 tubpar[0] = 21.66/2.;
1322 tubpar[1] = 22.06/2.;
1323 tubpar[2] = 28.6/2.;
2942f542 1324 TVirtualMC::GetMC()->Gsvolu("QA26", "TUBE", idtmed[7], tubpar, 3);
1325 TVirtualMC::GetMC()->Gspos("QA26", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1326 // Ch.debug
1327 //printf(" QA26 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1328
1329 zd2 += 2.*tubpar[2];
1330 // Ch.debug
1331 //printf(" Begin of recombination chamber z = %1.2f\n",zd2);
1332
1333 // --------------------------------------------------------
1334 // RECOMBINATION CHAMBER IMPLEMENTED USING TGeo CLASSES!!!!
1335 // author: Chiara (June 2008)
1336 // --------------------------------------------------------
1337 // TRANSFORMATION MATRICES
1338 // Combi transformation:
1339 dx = -3.970000;
1340 dy = 0.000000;
1341 dz = 0.0;
1342 // Rotation:
1343 thx = 84.989100; phx = 0.000000;
1344 thy = 90.000000; phy = 90.000000;
1345 thz = 5.010900; phz = 180.000000;
1346 TGeoRotation *rotMatrix1 = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
1347 // Combi transformation:
1348 dx = -3.970000;
1349 dy = 0.000000;
1350 dz = 0.0;
1351 TGeoCombiTrans *rotMatrix2 = new TGeoCombiTrans("ZDC_c1", dx,dy,dz,rotMatrix1);
1352 rotMatrix2->RegisterYourself();
1353 // Combi transformation:
1354 dx = 3.970000;
1355 dy = 0.000000;
1356 dz = 0.0;
1357 // Rotation:
1358 thx = 95.010900; phx = 0.000000;
1359 thy = 90.000000; phy = 90.000000;
1360 thz = 5.010900; phz = 0.000000;
1361 TGeoRotation *rotMatrix3 = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
1362 TGeoCombiTrans *rotMatrix4 = new TGeoCombiTrans("ZDC_c2", dx,dy,dz,rotMatrix3);
1363 rotMatrix4->RegisterYourself();
1364
1365
1366 // VOLUMES DEFINITION
1367 // Volume: ZDCA
1368 TGeoVolume *pZDCA = gGeoManager->GetVolume("ZDCA");
1369
1370 conpar[0] = (90.1-0.95-0.26)/2.;
1371 conpar[1] = 0.0/2.;
1372 conpar[2] = 21.6/2.;
1373 conpar[3] = 0.0/2.;
1374 conpar[4] = 5.8/2.;
1375 new TGeoCone("QALext", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
1376
1377 conpar[0] = (90.1-0.95-0.26)/2.;
1378 conpar[1] = 0.0/2.;
1379 conpar[2] = 21.2/2.;
1380 conpar[3] = 0.0/2.;
1381 conpar[4] = 5.4/2.;
1382 new TGeoCone("QALint", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
1383
1384 // Outer trousers
1385 TGeoCompositeShape *pOutTrousers = new TGeoCompositeShape("outTrousers", "QALext:ZDC_c1+QALext:ZDC_c2");
1386
1387 // Volume: QALext
1388 //TGeoMedium *medZDCFe = gGeoManager->GetMedium("ZDC_ZIRON");
1389 TGeoVolume *pQALext = new TGeoVolume("QALext",pOutTrousers, medZDCFe);
1390 pQALext->SetLineColor(kBlue);
1391 pQALext->SetVisLeaves(kTRUE);
1392 //
1393 TGeoTranslation *tr1 = new TGeoTranslation(0., 0., (Double_t) conpar[0]+0.95+zd2);
1394 pZDCA->AddNode(pQALext, 1, tr1);
1395 // Inner trousers
1396 TGeoCompositeShape *pIntTrousers = new TGeoCompositeShape("intTrousers", "QALint:ZDC_c1+QALint:ZDC_c2");
1397 // Volume: QALint
1398 //TGeoMedium *medZDCvoid = gGeoManager->GetMedium("ZDC_ZVOID");
1399 TGeoVolume *pQALint = new TGeoVolume("QALint",pIntTrousers, medZDCvoid);
1400 pQALint->SetLineColor(kAzure);
1401 pQALint->SetVisLeaves(kTRUE);
1402 pQALext->AddNode(pQALint, 1);
1403
1404 zd2 += 90.1;
1405 // Ch.debug
1406 //printf(" End of recombination chamber z = %1.2f\n",zd2);
1407
1408
1409 // second section : 2 tubes (ID = 54. OD = 58.)
1410 tubpar[0] = 5.4/2.;
1411 tubpar[1] = 5.8/2.;
1412 tubpar[2] = 40.0/2.;
2942f542 1413 TVirtualMC::GetMC()->Gsvolu("QA27", "TUBE", idtmed[7], tubpar, 3);
1414 TVirtualMC::GetMC()->Gspos("QA27", 1, "ZDCA", -15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1415 TVirtualMC::GetMC()->Gspos("QA27", 2, "ZDCA", 15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1416 // Ch.debug
1417 //printf(" QA27 TUBE from z = %1.2f to z= %1.2f (separate pipes)\n",zd2,2*tubpar[2]+zd2);
1418
1419 zd2 += 2.*tubpar[2];
1420
1421 // transition x2zdc to recombination chamber : skewed cone
1422 conpar[0] = (10.-1.)/2.;
1423 conpar[1] = 5.4/2.;
1424 conpar[2] = 5.8/2.;
1425 conpar[3] = 6.3/2.;
1426 conpar[4] = 7.0/2.;
2942f542 1427 TVirtualMC::GetMC()->Gsvolu("QA28", "CONE", idtmed[7], conpar, 5);
1428 TVirtualMC::GetMC()->Gspos("QA28", 1, "ZDCA", -7.9-0.175, 0., conpar[0]+0.5+zd2, irotpipe1, "ONLY");
1429 TVirtualMC::GetMC()->Gspos("QA28", 2, "ZDCA", 7.9+0.175, 0., conpar[0]+0.5+zd2, irotpipe2, "ONLY");
2aaaf0b7 1430 //printf(" QA28 CONE from z = %1.2f to z= %1.2f (transition X2ZDC)\n",zd2,2*conpar[0]+0.2+zd2);
1431
1432 zd2 += 2.*conpar[0]+1.;
1433
1434 // 2 tubes (ID = 63 mm OD=70 mm)
1435 tubpar[0] = 6.3/2.;
1436 tubpar[1] = 7.0/2.;
1437 tubpar[2] = (342.5+498.3)/2.;
2942f542 1438 TVirtualMC::GetMC()->Gsvolu("QA29", "TUBE", idtmed[7], tubpar, 3);
1439 TVirtualMC::GetMC()->Gspos("QA29", 1, "ZDCA", -16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1440 TVirtualMC::GetMC()->Gspos("QA29", 2, "ZDCA", 16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
2aaaf0b7 1441 //printf(" QA29 TUBE from z = %1.2f to z= %1.2f (separate pipes)\n",zd2,2*tubpar[2]+zd2);
1442
1443 zd2 += 2.*tubpar[2];
1444
1445 // -- Luminometer (Cu box) in front of ZN - side A
1446 if(fLumiLength>0.){
1447 boxpar[0] = 8.0/2.;
1448 boxpar[1] = 8.0/2.;
1449 boxpar[2] = fLumiLength/2.;
2942f542 1450 TVirtualMC::GetMC()->Gsvolu("QLUA", "BOX ", idtmed[9], boxpar, 3);
1451 TVirtualMC::GetMC()->Gspos("QLUA", 1, "ZDCA", 0., 0., fPosZNA[2]-66.-boxpar[2], 0, "ONLY");
2aaaf0b7 1452 printf(" A SIDE LUMINOMETER %1.2f < z < %1.2f\n\n", fPosZNA[2]-66., fPosZNA[2]-66.-2*boxpar[2]);
1453 }
1454 printf(" END OF A SIDE BEAM PIPE VOLUME DEFINITION AT z = %f m from IP2\n",zd2/100.);
1455
1456
1457 // ----------------------------------------------------------------
1458 // -- MAGNET DEFINITION -> LHC OPTICS 6.5
1459 // ----------------------------------------------------------------
1460 // ***************************************************************
1461 // SIDE C - RB26 (dimuon side)
1462 // ***************************************************************
1463 // -- COMPENSATOR DIPOLE (MBXW)
1464 zCorrDip = 1972.5;
1465
1466 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1467 tubpar[0] = 0.;
1468 tubpar[1] = 3.14;
1469 tubpar[2] = 153./2.;
2942f542 1470 TVirtualMC::GetMC()->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
6278c352 1471 TVirtualMC::GetMC()->Gspos("MBXW", 1, "ZDCC", 0., 0., -tubpar[2]-zCorrDip, 0, "ONLY");
2aaaf0b7 1472 // -- YOKE
1473 tubpar[0] = 4.5;
1474 tubpar[1] = 55.;
6278c352 1475 tubpar[2] = 150./2.;
2942f542 1476 TVirtualMC::GetMC()->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3);
6278c352 1477 TVirtualMC::GetMC()->Gspos("YMBX", 1, "ZDCC", 0., 0., -1.5-tubpar[2]-zCorrDip, 0, "ONLY");
2aaaf0b7 1478
1479
1480 // -- INNER TRIPLET
1481 zInnTrip = 2296.5;
1482
1483 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
1484 // -- MQXL
1485 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1486 tubpar[0] = 0.;
1487 tubpar[1] = 3.14;
1488 tubpar[2] = 637./2.;
2942f542 1489 TVirtualMC::GetMC()->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1490
1491 // -- YOKE
1492 tubpar[0] = 3.5;
1493 tubpar[1] = 22.;
1494 tubpar[2] = 637./2.;
2942f542 1495 TVirtualMC::GetMC()->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1496
2942f542 1497 TVirtualMC::GetMC()->Gspos("MQXL", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip, 0, "ONLY");
1498 TVirtualMC::GetMC()->Gspos("YMQL", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip, 0, "ONLY");
2aaaf0b7 1499
2942f542 1500 TVirtualMC::GetMC()->Gspos("MQXL", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-2400., 0, "ONLY");
1501 TVirtualMC::GetMC()->Gspos("YMQL", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-2400., 0, "ONLY");
2aaaf0b7 1502
1503 // -- MQX
1504 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1505 tubpar[0] = 0.;
1506 tubpar[1] = 3.14;
1507 tubpar[2] = 550./2.;
2942f542 1508 TVirtualMC::GetMC()->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1509
1510 // -- YOKE
1511 tubpar[0] = 3.5;
1512 tubpar[1] = 22.;
1513 tubpar[2] = 550./2.;
2942f542 1514 TVirtualMC::GetMC()->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1515
2942f542 1516 TVirtualMC::GetMC()->Gspos("MQX ", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-908.5, 0, "ONLY");
1517 TVirtualMC::GetMC()->Gspos("YMQ ", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-908.5, 0, "ONLY");
2aaaf0b7 1518
2942f542 1519 TVirtualMC::GetMC()->Gspos("MQX ", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-1558.5, 0, "ONLY");
1520 TVirtualMC::GetMC()->Gspos("YMQ ", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-1558.5, 0, "ONLY");
2aaaf0b7 1521
1522 // -- SEPARATOR DIPOLE D1
1523 zD1 = 5838.3001;
1524
1525 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1526 tubpar[0] = 0.;
1527 tubpar[1] = 3.46;
1528 tubpar[2] = 945./2.;
2942f542 1529 TVirtualMC::GetMC()->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1530
1531 // -- Insert horizontal Cu plates inside D1
1532 // -- (to simulate the vacuum chamber)
1533 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
1534 boxpar[1] = 0.2/2.;
1535 boxpar[2] = 945./2.;
2942f542 1536 TVirtualMC::GetMC()->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
1537 TVirtualMC::GetMC()->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
1538 TVirtualMC::GetMC()->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
2aaaf0b7 1539
1540 // -- YOKE
1541 tubpar[0] = 3.68;
1542 tubpar[1] = 110./2.;
1543 tubpar[2] = 945./2.;
2942f542 1544 TVirtualMC::GetMC()->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1545
2942f542 1546 TVirtualMC::GetMC()->Gspos("YD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD1, 0, "ONLY");
1547 TVirtualMC::GetMC()->Gspos("MD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD1, 0, "ONLY");
2aaaf0b7 1548 // Ch debug
1549 //printf(" MD1 from z = %1.2f to z= %1.2f cm\n",-zD1, -zD1-2*tubpar[2]);
1550
1551 // -- DIPOLE D2
1552/* zD2 = 12167.8;
1553 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1554 tubpar[0] = 0.;
1555 tubpar[1] = 7.5/2.;
1556 tubpar[2] = 945./2.;
2942f542 1557 TVirtualMC::GetMC()->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1558
1559 // -- YOKE
1560 tubpar[0] = 0.;
1561 tubpar[1] = 55.;
1562 tubpar[2] = 945./2.;
2942f542 1563 TVirtualMC::GetMC()->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1564
2942f542 1565 TVirtualMC::GetMC()->Gspos("YD2 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD2, 0, "ONLY");
2aaaf0b7 1566 // Ch debug
1567 //printf(" YD2 from z = %1.2f to z= %1.2f cm\n",-zD2, -zD2-2*tubpar[2]);
1568
2942f542 1569 TVirtualMC::GetMC()->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
1570 TVirtualMC::GetMC()->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
2aaaf0b7 1571*/
1572 // ***************************************************************
1573 // SIDE A - RB24
1574 // ***************************************************************
1575
1576 // COMPENSATOR DIPOLE (MCBWA) (2nd compensator)
1577 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1578 tubpar[0] = 0.;
1579 tubpar[1] = 3.;
1580 tubpar[2] = 153./2.;
2942f542 1581 TVirtualMC::GetMC()->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
1582 TVirtualMC::GetMC()->Gspos("MCBW", 1, "ZDCA", 0., 0., tubpar[2]+zCorrDip, 0, "ONLY");
2aaaf0b7 1583
1584 // -- YOKE
1585 tubpar[0] = 4.5;
1586 tubpar[1] = 55.;
1587 tubpar[2] = 153./2.;
2942f542 1588 TVirtualMC::GetMC()->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3);
1589 TVirtualMC::GetMC()->Gspos("YMCB", 1, "ZDCA", 0., 0., tubpar[2]+zCorrDip, 0, "ONLY");
2aaaf0b7 1590
1591 // -- INNER TRIPLET
1592 // -- DEFINE MQX1 AND MQX2 QUADRUPOLE ELEMENT
1593 // -- MQX1
1594 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1595 tubpar[0] = 0.;
1596 tubpar[1] = 3.14;
1597 tubpar[2] = 637./2.;
2942f542 1598 TVirtualMC::GetMC()->Gsvolu("MQX1", "TUBE", idtmed[11], tubpar, 3);
1599 TVirtualMC::GetMC()->Gsvolu("MQX4", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1600
1601 // -- YOKE
1602 tubpar[0] = 3.5;
1603 tubpar[1] = 22.;
1604 tubpar[2] = 637./2.;
2942f542 1605 TVirtualMC::GetMC()->Gsvolu("YMQ1", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1606
1607 // -- Q1
2942f542 1608 TVirtualMC::GetMC()->Gspos("MQX1", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip, 0, "ONLY");
1609 TVirtualMC::GetMC()->Gspos("YMQ1", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip, 0, "ONLY");
2aaaf0b7 1610
1611 // -- BEAM SCREEN FOR Q1
1612 tubpar[0] = 4.78/2.;
1613 tubpar[1] = 5.18/2.;
1614 tubpar[2] = 637./2.;
2942f542 1615 TVirtualMC::GetMC()->Gsvolu("QBS1", "TUBE", idtmed[6], tubpar, 3);
1616 TVirtualMC::GetMC()->Gspos("QBS1", 1, "MQX1", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1617 // INSERT VERTICAL PLATE INSIDE Q1
1618 boxpar[0] = 0.2/2.0;
1619 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(1.9+0.2)*(1.9+0.2));
7605b373 1620 boxpar[2] = 637./2.;
2942f542 1621 TVirtualMC::GetMC()->Gsvolu("QBS2", "BOX ", idtmed[6], boxpar, 3);
1622 TVirtualMC::GetMC()->Gspos("QBS2", 1, "MQX1", 1.9+boxpar[0], 0., 0., 0, "ONLY");
1623 TVirtualMC::GetMC()->Gspos("QBS2", 2, "MQX1", -1.9-boxpar[0], 0., 0., 0, "ONLY");
2aaaf0b7 1624
1625 // -- Q3
2942f542 1626 TVirtualMC::GetMC()->Gspos("MQX4", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+2400., 0, "ONLY");
1627 TVirtualMC::GetMC()->Gspos("YMQ1", 2, "ZDCA", 0., 0., tubpar[2]+zInnTrip+2400., 0, "ONLY");
2aaaf0b7 1628
1629 // -- BEAM SCREEN FOR Q3
1630 tubpar[0] = 5.79/2.;
1631 tubpar[1] = 6.14/2.;
1632 tubpar[2] = 637./2.;
2942f542 1633 TVirtualMC::GetMC()->Gsvolu("QBS3", "TUBE", idtmed[6], tubpar, 3);
1634 TVirtualMC::GetMC()->Gspos("QBS3", 1, "MQX4", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1635 // INSERT VERTICAL PLATE INSIDE Q3
1636 boxpar[0] = 0.2/2.0;
1637 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1638 boxpar[2] =637./2.;
2942f542 1639 TVirtualMC::GetMC()->Gsvolu("QBS4", "BOX ", idtmed[6], boxpar, 3);
1640 TVirtualMC::GetMC()->Gspos("QBS4", 1, "MQX4", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1641 TVirtualMC::GetMC()->Gspos("QBS4", 2, "MQX4", -2.405-boxpar[0], 0., 0., 0, "ONLY");
2aaaf0b7 1642
1643
1644
1645 // -- MQX2
1646 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1647 tubpar[0] = 0.;
1648 tubpar[1] = 3.14;
1649 tubpar[2] = 550./2.;
2942f542 1650 TVirtualMC::GetMC()->Gsvolu("MQX2", "TUBE", idtmed[11], tubpar, 3);
1651 TVirtualMC::GetMC()->Gsvolu("MQX3", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1652
1653 // -- YOKE
1654 tubpar[0] = 3.5;
1655 tubpar[1] = 22.;
1656 tubpar[2] = 550./2.;
2942f542 1657 TVirtualMC::GetMC()->Gsvolu("YMQ2", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1658
1659 // -- BEAM SCREEN FOR Q2
1660 tubpar[0] = 5.79/2.;
1661 tubpar[1] = 6.14/2.;
1662 tubpar[2] = 550./2.;
2942f542 1663 TVirtualMC::GetMC()->Gsvolu("QBS5", "TUBE", idtmed[6], tubpar, 3);
2aaaf0b7 1664 // VERTICAL PLATE INSIDE Q2
1665 boxpar[0] = 0.2/2.0;
1666 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1667 boxpar[2] =550./2.;
2942f542 1668 TVirtualMC::GetMC()->Gsvolu("QBS6", "BOX ", idtmed[6], boxpar, 3);
2aaaf0b7 1669
1670 // -- Q2A
2942f542 1671 TVirtualMC::GetMC()->Gspos("MQX2", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+908.5, 0, "ONLY");
1672 TVirtualMC::GetMC()->Gspos("QBS5", 1, "MQX2", 0., 0., 0., 0, "ONLY");
1673 TVirtualMC::GetMC()->Gspos("QBS6", 1, "MQX2", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1674 TVirtualMC::GetMC()->Gspos("QBS6", 2, "MQX2", -2.405-boxpar[0], 0., 0., 0, "ONLY");
1675 TVirtualMC::GetMC()->Gspos("YMQ2", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+908.5, 0, "ONLY");
2aaaf0b7 1676
1677
1678 // -- Q2B
2942f542 1679 TVirtualMC::GetMC()->Gspos("MQX3", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+1558.5, 0, "ONLY");
1680 TVirtualMC::GetMC()->Gspos("QBS5", 2, "MQX3", 0., 0., 0., 0, "ONLY");
1681 TVirtualMC::GetMC()->Gspos("QBS6", 3, "MQX3", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1682 TVirtualMC::GetMC()->Gspos("QBS6", 4, "MQX3", -2.405-boxpar[0], 0., 0., 0, "ONLY");
1683 TVirtualMC::GetMC()->Gspos("YMQ2", 2, "ZDCA", 0., 0., tubpar[2]+zInnTrip+1558.5, 0, "ONLY");
2aaaf0b7 1684
1685 // -- SEPARATOR DIPOLE D1
1686 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1687 tubpar[0] = 0.;
1688 tubpar[1] = 6.75/2.;//3.375
1689 tubpar[2] = 945./2.;
2942f542 1690 TVirtualMC::GetMC()->Gsvolu("MD1L", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1691
1692 // -- The beam screen tube is provided by the beam pipe in D1 (QA03 volume)
1693 // -- Insert the beam screen horizontal Cu plates inside D1
1694 // -- (to simulate the vacuum chamber)
1695 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.885+0.2)*(2.885+0.2));
1696 boxpar[1] = 0.2/2.;
1697 boxpar[2] =945./2.;
2942f542 1698 TVirtualMC::GetMC()->Gsvolu("QBS7", "BOX ", idtmed[6], boxpar, 3);
1699 TVirtualMC::GetMC()->Gspos("QBS7", 1, "MD1L", 0., 2.885+boxpar[1],0., 0, "ONLY");
1700 TVirtualMC::GetMC()->Gspos("QBS7", 2, "MD1L", 0., -2.885-boxpar[1],0., 0, "ONLY");
2aaaf0b7 1701
1702 // -- YOKE
1703 tubpar[0] = 3.68;
1704 tubpar[1] = 110./2;
1705 tubpar[2] = 945./2.;
2942f542 1706 TVirtualMC::GetMC()->Gsvolu("YD1L", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1707
2942f542 1708 TVirtualMC::GetMC()->Gspos("YD1L", 1, "ZDCA", 0., 0., tubpar[2]+zD1, 0, "ONLY");
1709 TVirtualMC::GetMC()->Gspos("MD1L", 1, "ZDCA", 0., 0., tubpar[2]+zD1, 0, "ONLY");
2aaaf0b7 1710
1711 // -- DIPOLE D2
1712 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1713/* tubpar[0] = 0.;
1714 tubpar[1] = 7.5/2.; // this has to be checked
1715 tubpar[2] = 945./2.;
2942f542 1716 TVirtualMC::GetMC()->Gsvolu("MD2L", "TUBE", idtmed[11], tubpar, 3);
2aaaf0b7 1717
1718 // -- YOKE
1719 tubpar[0] = 0.;
1720 tubpar[1] = 55.;
1721 tubpar[2] = 945./2.;
2942f542 1722 TVirtualMC::GetMC()->Gsvolu("YD2L", "TUBE", idtmed[7], tubpar, 3);
2aaaf0b7 1723
2942f542 1724 TVirtualMC::GetMC()->Gspos("YD2L", 1, "ZDCA", 0., 0., tubpar[2]+zD2, 0, "ONLY");
2aaaf0b7 1725
2942f542 1726 TVirtualMC::GetMC()->Gspos("MD2L", 1, "YD2L", -9.4, 0., 0., 0, "ONLY");
1727 TVirtualMC::GetMC()->Gspos("MD2L", 2, "YD2L", 9.4, 0., 0., 0, "ONLY");
2aaaf0b7 1728*/
1729 // -- END OF MAGNET DEFINITION
1730}
1731
1732//_____________________________________________________________________________
1733void AliZDCv4::CreateZDC()
1734{
1735 //
1736 // Create the various ZDCs (ZN + ZP)
1737 //
1738
1739 Float_t dimPb[6], dimVoid[6];
1740
1741 Int_t *idtmed = fIdtmed->GetArray();
1742
362fd90e 1743 // Parameters for EM calorimeter geometry
1744 // NB -> parameters used ONLY in CreateZDC()
1745 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
1746 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
1747 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
1748 Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
1749 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
1750 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
1751
1752if(!fOnlyZEM){
2aaaf0b7 1753 // Parameters for hadronic calorimeters geometry
1754 // NB -> parameters used ONLY in CreateZDC()
1755 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
1756 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
1757 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
1758 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
1759 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
1760 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
1761
2aaaf0b7 1762
1763
1764 //-- Create calorimeters geometry
1765
1766 // -------------------------------------------------------------------------------
1767 //--> Neutron calorimeter (ZN)
1768
2942f542 1769 TVirtualMC::GetMC()->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
1770 TVirtualMC::GetMC()->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
1771 TVirtualMC::GetMC()->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
1772 TVirtualMC::GetMC()->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
1773 TVirtualMC::GetMC()->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
1774 TVirtualMC::GetMC()->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
1775 TVirtualMC::GetMC()->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
1776 TVirtualMC::GetMC()->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
1777 TVirtualMC::GetMC()->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
2aaaf0b7 1778
1779 // Divide ZNEU in towers (for hits purposes)
1780
2942f542 1781 TVirtualMC::GetMC()->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
1782 TVirtualMC::GetMC()->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
2aaaf0b7 1783
1784 //-- Divide ZN1 in minitowers
1785 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
1786 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
1787 // (4 fibres per minitower)
1788
2942f542 1789 TVirtualMC::GetMC()->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
1790 TVirtualMC::GetMC()->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
2aaaf0b7 1791
1792 // --- Position the empty grooves in the sticks (4 grooves per stick)
1793 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
1794 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
1795
2942f542 1796 TVirtualMC::GetMC()->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1797 TVirtualMC::GetMC()->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1798 TVirtualMC::GetMC()->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1799 TVirtualMC::GetMC()->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
2aaaf0b7 1800
1801 // --- Position the fibers in the grooves
2942f542 1802 TVirtualMC::GetMC()->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
1803 TVirtualMC::GetMC()->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
1804 TVirtualMC::GetMC()->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
1805 TVirtualMC::GetMC()->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1806
1807 // --- Position the neutron calorimeter in ZDC
1808 // -- Rotation of ZDCs
1809 Int_t irotzdc;
2942f542 1810 TVirtualMC::GetMC()->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
2aaaf0b7 1811 //
2942f542 1812 TVirtualMC::GetMC()->Gspos("ZNEU", 1, "ZDCC", fPosZNC[0], fPosZNC[1], fPosZNC[2]-fDimZN[2], irotzdc, "ONLY");
2aaaf0b7 1813 //Ch debug
1814 //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
1815
1816 // --- Position the neutron calorimeter in ZDC2 (left line)
1817 // -- No Rotation of ZDCs
2942f542 1818 TVirtualMC::GetMC()->Gspos("ZNEU", 2, "ZDCA", fPosZNA[0], fPosZNA[1], fPosZNA[2]+fDimZN[2], 0, "ONLY");
2aaaf0b7 1819 //Ch debug
7605b373 1820 printf("\n ZNA -> %f < z < %f cm\n",fPosZNA[2],fPosZNA[2]+2*fDimZN[2]);
2aaaf0b7 1821
1822
1823 // -------------------------------------------------------------------------------
1824 //--> Proton calorimeter (ZP)
1825
2942f542 1826 TVirtualMC::GetMC()->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
1827 TVirtualMC::GetMC()->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
1828 TVirtualMC::GetMC()->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
1829 TVirtualMC::GetMC()->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
1830 TVirtualMC::GetMC()->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
1831 TVirtualMC::GetMC()->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
1832 TVirtualMC::GetMC()->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
1833 TVirtualMC::GetMC()->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
1834 TVirtualMC::GetMC()->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
2aaaf0b7 1835
1836 //-- Divide ZPRO in towers(for hits purposes)
1837
2942f542 1838 TVirtualMC::GetMC()->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
1839 TVirtualMC::GetMC()->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
2aaaf0b7 1840
1841
1842 //-- Divide ZP1 in minitowers
1843 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
1844 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
1845 // (4 fiber per minitower)
1846
2942f542 1847 TVirtualMC::GetMC()->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
1848 TVirtualMC::GetMC()->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
2aaaf0b7 1849
1850 // --- Position the empty grooves in the sticks (4 grooves per stick)
1851 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
1852 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
1853
2942f542 1854 TVirtualMC::GetMC()->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1855 TVirtualMC::GetMC()->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1856 TVirtualMC::GetMC()->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1857 TVirtualMC::GetMC()->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
2aaaf0b7 1858
1859 // --- Position the fibers in the grooves
2942f542 1860 TVirtualMC::GetMC()->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
1861 TVirtualMC::GetMC()->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
1862 TVirtualMC::GetMC()->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
1863 TVirtualMC::GetMC()->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
2aaaf0b7 1864
1865
1866 // --- Position the proton calorimeter in ZDCC
2942f542 1867 TVirtualMC::GetMC()->Gspos("ZPRO", 1, "ZDCC", fPosZPC[0], fPosZPC[1], fPosZPC[2]-fDimZP[2], irotzdc, "ONLY");
2aaaf0b7 1868 //Ch debug
1869 //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
1870
1871 // --- Position the proton calorimeter in ZDCA
1872 // --- No rotation
2942f542 1873 TVirtualMC::GetMC()->Gspos("ZPRO", 2, "ZDCA", fPosZPA[0], fPosZPA[1], fPosZPA[2]+fDimZP[2], 0, "ONLY");
2aaaf0b7 1874 //Ch debug
7605b373 1875 printf("\n ZPA -> %f < z < %f cm\n",fPosZPA[2],fPosZPA[2]+2*fDimZP[2]);
362fd90e 1876}
2aaaf0b7 1877
1878 // -------------------------------------------------------------------------------
1879 // -> EM calorimeter (ZEM)
1880
2942f542 1881 TVirtualMC::GetMC()->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
2aaaf0b7 1882
1883 Int_t irot1, irot2;
2942f542 1884 TVirtualMC::GetMC()->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
1885 TVirtualMC::GetMC()->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
2aaaf0b7 1886 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
1887
2942f542 1888 TVirtualMC::GetMC()->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
2aaaf0b7 1889
2942f542 1890 TVirtualMC::GetMC()->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
2aaaf0b7 1891
1892 dimPb[0] = kDimZEMPb; // Lead slices
1893 dimPb[1] = fDimZEM[2];
1894 dimPb[2] = fDimZEM[1];
1895 //dimPb[3] = fDimZEM[3]; //controllare
1896 dimPb[3] = 90.-fDimZEM[3]; //originale
1897 dimPb[4] = 0.;
1898 dimPb[5] = 0.;
2942f542 1899 TVirtualMC::GetMC()->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
1900 TVirtualMC::GetMC()->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
1901 TVirtualMC::GetMC()->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
2aaaf0b7 1902
1903 // --- Position the lead slices in the tranche
1904 Float_t zTran = fDimZEM[0]/fDivZEM[2];
1905 Float_t zTrPb = -zTran+kDimZEMPb;
2942f542 1906 TVirtualMC::GetMC()->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
1907 TVirtualMC::GetMC()->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
2aaaf0b7 1908
1909 // --- Vacuum zone (to be filled with fibres)
1910 dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
1911 dimVoid[1] = fDimZEM[2];
1912 dimVoid[2] = fDimZEM[1];
1913 dimVoid[3] = 90.-fDimZEM[3];
1914 dimVoid[4] = 0.;
1915 dimVoid[5] = 0.;
2942f542 1916 TVirtualMC::GetMC()->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
1917 TVirtualMC::GetMC()->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
2aaaf0b7 1918
1919 // --- Divide the vacuum slice into sticks along x axis
2942f542 1920 TVirtualMC::GetMC()->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
1921 TVirtualMC::GetMC()->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
2aaaf0b7 1922
1923 // --- Positioning the fibers into the sticks
2942f542 1924 TVirtualMC::GetMC()->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
1925 TVirtualMC::GetMC()->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
2aaaf0b7 1926
1927 // --- Positioning the vacuum slice into the tranche
1928 //Float_t displFib = fDimZEM[1]/fDivZEM[0];
2942f542 1929 TVirtualMC::GetMC()->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
1930 TVirtualMC::GetMC()->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., 0., 0, "ONLY");
2aaaf0b7 1931
1932 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
1933 // NB -> ZEM is positioned in ALIC (instead of in ZDC) volume
2942f542 1934 TVirtualMC::GetMC()->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
2aaaf0b7 1935
1936 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
2942f542 1937 TVirtualMC::GetMC()->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
2aaaf0b7 1938
1939 // --- Adding last slice at the end of the EM calorimeter
1940 Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
2942f542 1941 TVirtualMC::GetMC()->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
2aaaf0b7 1942 //Ch debug
1943 //printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
1944 //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
1945
1946}
1947
1948//_____________________________________________________________________________
1949void AliZDCv4::CreateMaterials()
1950{
1951 //
1952 // Create Materials for the Zero Degree Calorimeter
1953 //
7605b373 1954 Float_t dens=0., ubuf[1]={0.};
1955 Float_t wmat[3]={0.,0,0}, a[3]={0.,0,0}, z[3]={0.,0,0};
2aaaf0b7 1956
1957 // --- W alloy -> ZN passive material
1958 dens = 17.6;
1959 a[0] = 183.85;
1960 a[1] = 55.85;
1961 a[2] = 58.71;
1962 z[0] = 74.;
1963 z[1] = 26.;
1964 z[2] = 28.;
1965 wmat[0] = .93;
1966 wmat[1] = .03;
1967 wmat[2] = .04;
1968 AliMixture(1, "WALL", a, z, dens, 3, wmat);
1969
1970 // --- Brass (CuZn) -> ZP passive material
1971 dens = 8.48;
1972 a[0] = 63.546;
1973 a[1] = 65.39;
1974 z[0] = 29.;
1975 z[1] = 30.;
1976 wmat[0] = .63;
1977 wmat[1] = .37;
1978 AliMixture(2, "BRASS", a, z, dens, 2, wmat);
1979
1980 // --- SiO2
1981 dens = 2.64;
1982 a[0] = 28.086;
1983 a[1] = 15.9994;
1984 z[0] = 14.;
1985 z[1] = 8.;
1986 wmat[0] = 1.;
1987 wmat[1] = 2.;
1988 AliMixture(3, "SIO2", a, z, dens, -2, wmat);
1989
1990 // --- Lead
1991 ubuf[0] = 1.12;
1992 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 0., ubuf, 1);
1993
1994 // --- Copper (energy loss taken into account)
1995 ubuf[0] = 1.10;
1996 AliMaterial(6, "COPP0", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
1997
1998 // --- Copper
1999 ubuf[0] = 1.10;
2000 AliMaterial(9, "COPP1", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
2001
2002 // --- Iron (energy loss taken into account)
2003 ubuf[0] = 1.1;
2004 AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
2005
2006 // --- Iron (no energy loss)
2007 ubuf[0] = 1.1;
2008 AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
2009
2010 // --- Tatalum
2011 ubuf[0] = 1.1;
2012 AliMaterial(13, "TANT", 183.84, 74., 19.3, 0.35, 0., ubuf, 1);
2013
2014 // ---------------------------------------------------------
2015 Float_t aResGas[3]={1.008,12.0107,15.9994};
2016 Float_t zResGas[3]={1.,6.,8.};
2017 Float_t wResGas[3]={0.28,0.28,0.44};
2018 Float_t dResGas = 3.2E-14;
2019
2020 // --- Vacuum (no magnetic field)
2021 AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
2022
2023 // --- Vacuum (with magnetic field)
2024 AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
2025
2026 // --- Air (no magnetic field)
2027 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2028 Float_t zAir[4]={6.,7.,8.,18.};
2029 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2030 Float_t dAir = 1.20479E-3;
2031 //
2032 AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
2033
2034 // --- Definition of tracking media:
2035
2036 // --- Tantalum = 1 ;
2037 // --- Brass = 2 ;
2038 // --- Fibers (SiO2) = 3 ;
2039 // --- Fibers (SiO2) = 4 ;
2040 // --- Lead = 5 ;
2041 // --- Copper (with high thr.)= 6 ;
2042 // --- Copper (with low thr.)= 9;
2043 // --- Iron (with energy loss) = 7 ;
2044 // --- Iron (without energy loss) = 8 ;
2045 // --- Vacuum (no field) = 10
2046 // --- Vacuum (with field) = 11
2047 // --- Air (no field) = 12
2048
2049 // ****************************************************
2050 // Tracking media parameters
2051 //
2052 Float_t epsil = 0.01; // Tracking precision,
2053 Float_t stmin = 0.01; // Min. value 4 max. step (cm)
2054 Float_t stemax = 1.; // Max. step permitted (cm)
2055 Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
2056 Float_t tmaxfdv = 0.1; // Maximum angle due to field (degrees)
2057 Float_t deemax = -1.; // Maximum fractional energy loss
2058 Float_t nofieldm = 0.; // Max. field value (no field)
2059 Float_t fieldm = 45.; // Max. field value (with field)
2060 Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
2061 Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
2062 Int_t inofld = 0; // IFIELD=0 -> no magnetic field
7605b373 2063 Int_t ifield = 2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
2aaaf0b7 2064 // *****************************************************
2065
2066 AliMedium(1, "ZWALL", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2067 AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2068 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2069 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2070 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
7605b373 2071 AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2072 AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2073 AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2074 AliMedium(9, "ZCOPL", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2075 AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2076 AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfdv,stemax, deemax, epsil, stmin);
2aaaf0b7 2077 AliMedium(12,"ZAIR", 12, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2078 AliMedium(13,"ZTANT",13, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
7605b373 2079 AliMedium(14,"ZIRONT",7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2aaaf0b7 2080
2081}
2082
2083//_____________________________________________________________________________
2084void AliZDCv4::AddAlignableVolumes() const
2085{
2086 //
2087 // Create entries for alignable volumes associating the symbolic volume
2088 // name with the corresponding volume path. Needs to be syncronized with
2089 // eventual changes in the geometry.
2090 //
362fd90e 2091 if(fOnlyZEM) return;
2092
2aaaf0b7 2093 TString volpath1 = "ALIC_1/ZDCC_1/ZNEU_1";
2094 TString volpath2 = "ALIC_1/ZDCC_1/ZPRO_1";
2095 TString volpath3 = "ALIC_1/ZDCA_1/ZNEU_2";
2096 TString volpath4 = "ALIC_1/ZDCA_1/ZPRO_2";
2097
2098 TString symname1="ZDC/NeutronZDC_C";
2099 TString symname2="ZDC/ProtonZDC_C";
2100 TString symname3="ZDC/NeutronZDC_A";
2101 TString symname4="ZDC/ProtonZDC_A";
2102
2103 if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data()))
2104 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2105
2106 if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data()))
2107 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2108
2109 if(!gGeoManager->SetAlignableEntry(symname3.Data(),volpath3.Data()))
2110 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2111
2112 if(!gGeoManager->SetAlignableEntry(symname4.Data(),volpath4.Data()))
2113 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2114
2115}
2116
2117
2118//_____________________________________________________________________________
2119void AliZDCv4::Init()
2120{
2121 InitTables();
2122 Int_t *idtmed = fIdtmed->GetArray();
2123 //
2124 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
2125 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
2126 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
2127 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
2128 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
2129 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
2130 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
2131 fMedSensLumi = idtmed[9]; // Sensitive volume: luminometer
2132 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
2133 fMedSensVColl = idtmed[13]; // Sensitive volume: collimator jaws
2134}
2135
2136//_____________________________________________________________________________
2137void AliZDCv4::InitTables()
2138{
2139 //
2140 // Read light tables for Cerenkov light production parameterization
2141 //
2142
2143 Int_t k, j;
2144 int read=1;
2145
2146 // --- Reading light tables for ZN
2147 char *lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s");
2148 FILE *fp1 = fopen(lightfName1,"r");
2149 if(fp1 == NULL){
7605b373 2150 printf("Cannot open light table from file %s \n",lightfName1);
2aaaf0b7 2151 return;
2152 }
2153 else{
2154 for(k=0; k<fNalfan; k++){
2155 for(j=0; j<fNben; j++){
2156 read = fscanf(fp1,"%f",&fTablen[0][k][j]);
2157 if(read==0) AliDebug(3, " Error in reading light table 1");
2158 }
2159 }
2160 fclose(fp1);
2161 }
2162 char *lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s");
2163 FILE *fp2 = fopen(lightfName2,"r");
2164 if(fp2 == NULL){
7605b373 2165 printf("Cannot open light table from file %s \n",lightfName2);
2aaaf0b7 2166 return;
2167 }
2168 else{
2169 for(k=0; k<fNalfan; k++){
2170 for(j=0; j<fNben; j++){
2171 read = fscanf(fp2,"%f",&fTablen[1][k][j]);
2172 if(read==0) AliDebug(3, " Error in reading light table 2");
2173 }
2174 }
2175 fclose(fp2);
2176 }
2177 char *lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s");
2178 FILE *fp3 = fopen(lightfName3,"r");
2179 if(fp3 == NULL){
7605b373 2180 printf("Cannot open light table from file %s \n",lightfName3);
2aaaf0b7 2181 return;
2182 }
2183 else{
2184 for(k=0; k<fNalfan; k++){
2185 for(j=0; j<fNben; j++){
2186 read = fscanf(fp3,"%f",&fTablen[2][k][j]);
2187 if(read==0) AliDebug(3, " Error in reading light table 3");
2188 }
2189 }
2190 fclose(fp3);
2191 }
2192 char *lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s");
2193 FILE *fp4 = fopen(lightfName4,"r");
2194 if(fp4 == NULL){
7605b373 2195 printf("Cannot open light table from file %s \n",lightfName4);
2aaaf0b7 2196 return;
2197 }
2198 else{
2199 for(k=0; k<fNalfan; k++){
2200 for(j=0; j<fNben; j++){
2201 read = fscanf(fp4,"%f",&fTablen[3][k][j]);
2202 if(read==0) AliDebug(3, " Error in reading light table 4");
2203 }
2204 }
2205 fclose(fp4);
2206 }
2207
2208 // --- Reading light tables for ZP and ZEM
2209 char *lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s");
2210 FILE *fp5 = fopen(lightfName5,"r");
2211 if(fp5 == NULL){
7605b373 2212 printf("Cannot open light table from file %s \n",lightfName5);
2aaaf0b7 2213 return;
2214 }
2215 else{
2216 for(k=0; k<fNalfap; k++){
2217 for(j=0; j<fNbep; j++){
2218 read = fscanf(fp5,"%f",&fTablep[0][k][j]);
2219 if(read==0) AliDebug(3, " Error in reading light table 5");
2220 }
2221 }
2222 fclose(fp5);
2223 }
2224 char *lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s");
2225 FILE *fp6 = fopen(lightfName6,"r");
2226 if(fp6 == NULL){
7605b373 2227 printf("Cannot open light table from file %s \n",lightfName6);
2aaaf0b7 2228 return;
2229 }
2230 else{
2231 for(k=0; k<fNalfap; k++){
2232 for(j=0; j<fNbep; j++){
2233 read = fscanf(fp6,"%f",&fTablep[1][k][j]);
2234 if(read==0) AliDebug(3, " Error in reading light table 6");
2235 }
2236 }
2237 fclose(fp6);
2238 }
2239 char *lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s");
2240 FILE *fp7 = fopen(lightfName7,"r");
2241 if(fp7 == NULL){
7605b373 2242 printf("Cannot open light table from file %s \n",lightfName7);
2aaaf0b7 2243 return;
2244 }
2245 else{
2246 for(k=0; k<fNalfap; k++){
2247 for(j=0; j<fNbep; j++){
2248 read = fscanf(fp7,"%f",&fTablep[2][k][j]);
2249 if(read==0) AliDebug(3, " Error in reading light table 7");
2250 }
2251 }
2252 fclose(fp7);
2253 }
2254 char *lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s");
2255 FILE *fp8 = fopen(lightfName8,"r");
2256 if(fp8 == NULL){
7605b373 2257 printf("Cannot open light table from file %s \n",lightfName8);
2aaaf0b7 2258 return;
2259 }
2260 else{
2261 for(k=0; k<fNalfap; k++){
2262 for(j=0; j<fNbep; j++){
2263 read = fscanf(fp8,"%f",&fTablep[3][k][j]);
2264 if(read==0) AliDebug(3, " Error in reading light table 8");
2265 }
2266 }
2267 fclose(fp8);
2268 }
2269
2270}
2271//_____________________________________________________________________________
2272void AliZDCv4::StepManager()
2273{
2274 //
2275 // Routine called at every step in the Zero Degree Calorimeters
2276 //
96909fce 2277 Int_t vol[2]={0,0}, ibeta=0, ialfa=0, ibe=0, nphe=0;
7605b373 2278 Float_t x[3]={0.,0.,0.}, xdet[3]={999.,999.,999.}, um[3]={0.,0.,0.}, ud[3]={0.,0.,0.};
7605b373 2279 Double_t s[3]={0.,0.,0.}, p[4]={0.,0.,0.,0.};
96909fce 2280 Float_t destep=0., be=0., out=0.;
2aaaf0b7 2281 //
7605b373 2282 Float_t hits[14];
96909fce 2283 for(int j=0; j<14; j++) hits[j]=-999.;
7605b373 2284 const char *knamed = (TVirtualMC::GetMC())->CurrentVolName();
2285 Int_t mid = TVirtualMC::GetMC()->CurrentMedium();
2286
2287 // Study spectator protons distributions at TDI z
2288 /*TVirtualMC::GetMC()->TrackPosition(s[0],s[1],s[2]);
2289 if(s[2]>=7813.30 && s[2]<=8353.30){
2290 //printf(" \t**** particle in vol. %s\n ",knamed);
2291 TVirtualMC::GetMC()->TrackMomentum(p[0], p[1], p[2], p[3]);
2292 Int_t ctrack = gAlice->GetMCApp()->GetCurrentTrackNumber();
2293 TParticle *cpart = gAlice->GetMCApp()->Particle(ctrack);
2294 printf("\t TDIpc %d %f %f %f %f \n", cpart->GetPdgCode(), s[0],s[1],s[2],p[3]);
2295 }
2296 else if(s[2]>=8353.30 && s[2]<=8403.30){
2297 TVirtualMC::GetMC()->TrackMomentum(p[0], p[1], p[2], p[3]);
2298 Int_t ctrack = gAlice->GetMCApp()->GetCurrentTrackNumber();
2299 TParticle *cpart = gAlice->GetMCApp()->Particle(ctrack);
2300 printf("\t TDIpc %d %f %f %f %f \n", cpart->GetPdgCode(), s[0],s[1],s[2],p[3]);
2301 }
2302 else if(s[2]>8403.30){
2303 TVirtualMC::GetMC()->StopTrack();
2304 return;
2305 }*/
2aaaf0b7 2306 //
2307 // --- This part is for no shower developement in beam pipe, TDI, VColl
2308 // If particle interacts with beam pipe, TDI, VColl -> return
7605b373 2309 if(fNoShower==1 && ((mid == fMedSensPI) || (mid == fMedSensTDI) ||
2310 (mid == fMedSensVColl) || (mid == fMedSensLumi))){
2311
2312 // Avoid to stop track in skewed cones between recombination chambers or separate beam pipes and ZDC (Jan 2015)
2313 if((strncmp(knamed,"QA27",4)) && (strncmp(knamed,"QA28",4)) &&
2314 (strncmp(knamed,"QA29",4))){ // true if it is NOT in QA27 || QA28 || QA29
2aaaf0b7 2315
2316 // If option NoShower is set -> StopTrack
7605b373 2317 //printf(" \t**** particle in vol. %s\n ",knamed);
2318
2aaaf0b7 2319 Int_t ipr = 0;
2942f542 2320 TVirtualMC::GetMC()->TrackPosition(s[0],s[1],s[2]);
7605b373 2321 //printf("\t\t(x,y,z) = (%f, %f, %f)\n", s[0], s[1], s[2]);
2322 TVirtualMC::GetMC()->TrackMomentum(p[0], p[1], p[2], p[3]);
2323
2324 if(mid == fMedSensPI){
2aaaf0b7 2325 if(!strncmp(knamed,"YMQ",3)){
2326 if(s[2]<0) fpLostITC += 1;
2327 else fpLostITA += 1;
2328 ipr=1;
2329 }
7605b373 2330 else if(!strncmp(knamed,"QA02",4)){
2331 if((s[2]>26.15 && s[2]<32.52) || (s[2]>34.80 && s[2]<40.30) ||
2332 (s[2]>41.30 && s[2]<46.80) || (s[2]>50.15 && s[2]<56.52)) fpLostITA += 1;
2333 }
2aaaf0b7 2334 else if(!strncmp(knamed,"YD1",3)){
2335 if(s[2]<0) fpLostD1C += 1;
2336 else fpLostD1A += 1;
2337 ipr=1;
2338 }
7605b373 2339 else if(!strncmp(knamed,"QA03",4)) fpLostD1A += 1;
2340 else if(!strncmp(knamed,"QT02",4)) fpLostD1C += 1;
2341 else if(!strncmp(knamed,"QTD",3) || strncmp(knamed,"Q13T",4)) fpLostTDI += 1;
2aaaf0b7 2342 }
7605b373 2343 else if(mid == fMedSensTDI){ // fMedSensTDI also involves beam screen inside IT and D1
2344 if(!strncmp(knamed,"QBS1",4) || !strncmp(knamed,"QBS2",4) || // beam screens inside Q1
2345 !strncmp(knamed,"QBS3",4) || !strncmp(knamed,"QBS4",4) || // beam screens inside Q3
2346 !strncmp(knamed,"QBS5",4) || !strncmp(knamed,"QBS6",4) // beam screens inside Q2A/Q2B
2347 ){
2348 if(s[2]<0) fpLostITC += 1;
2349 else fpLostITA += 1;
2350 }
2351 else if(!strncmp(knamed,"MD1",3)){
2352 if(s[2]<0) fpLostD1C += 1;
2353 else fpLostD1A += 1;
2aaaf0b7 2354 }
2355 else if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
7605b373 2356 ipr=1;
2aaaf0b7 2357 }
7605b373 2358 else if(mid == fMedSensVColl){
2aaaf0b7 2359 if(!strncmp(knamed,"QCVC",4)) fpcVCollC++;
2360 else if(!strncmp(knamed,"QCVA",4)) fpcVCollA++;
2361 ipr=1;
2362 }
2363 //
2aaaf0b7 2364 //printf("\t Particle: mass = %1.3f, E = %1.3f GeV, pz = %1.2f GeV -> stopped in volume %s\n",
7605b373 2365 // TVirtualMC::GetMC()->TrackMass(), p[3], p[2], knamed);
2aaaf0b7 2366 //
03f508de 2367 if(ipr<0){
2aaaf0b7 2368 printf("\n\t **********************************\n");
2369 printf("\t ********** Side C **********\n");
2370 printf("\t # of particles in IT = %d\n",fpLostITC);
2371 printf("\t # of particles in D1 = %d\n",fpLostD1C);
2372 printf("\t # of particles in VColl = %d\n",fpcVCollC);
2373 printf("\t ********** Side A **********\n");
2374 printf("\t # of particles in IT = %d\n",fpLostITA);
2375 printf("\t # of particles in D1 = %d\n",fpLostD1A);
2376 printf("\t # of particles in TDI = %d\n",fpLostTDI);
2377 printf("\t # of particles in VColl = %d\n",fpcVCollA);
2378 printf("\t **********************************\n");
03f508de 2379 }
2942f542 2380 TVirtualMC::GetMC()->StopTrack();
2aaaf0b7 2381 return;
7605b373 2382 }
2aaaf0b7 2383 }
2384
7605b373 2385 if((mid == fMedSensZN) || (mid == fMedSensZP) ||
2386 (mid == fMedSensGR) || (mid == fMedSensF1) ||
2387 (mid == fMedSensF2) || (mid == fMedSensZEM)){
2aaaf0b7 2388
96909fce 2389 //Ch. debug
2390 //printf(" ** pc. track %d in vol. %s \n",gAlice->GetMCApp()->GetCurrentTrackNumber(), knamed);
2aaaf0b7 2391
2392 //Particle coordinates
2942f542 2393 TVirtualMC::GetMC()->TrackPosition(s[0],s[1],s[2]);
96909fce 2394 for(int j=0; j<=2; j++) x[j] = s[j];
2aaaf0b7 2395 hits[0] = x[0];
2396 hits[1] = x[1];
2397 hits[2] = x[2];
2398
2399 // Determine in which ZDC the particle is
2aaaf0b7 2400 if(!strncmp(knamed,"ZN",2)){
2401 if(x[2]<0.) vol[0]=1; // ZNC (dimuon side)
2402 else if(x[2]>0.) vol[0]=4; //ZNA
2403 }
2404 else if(!strncmp(knamed,"ZP",2)){
2405 if(x[2]<0.) vol[0]=2; //ZPC (dimuon side)
2406 else if(x[2]>0.) vol[0]=5; //ZPA
2407 }
2408 else if(!strncmp(knamed,"ZE",2)) vol[0]=3; //ZEM
96909fce 2409
2410 // February 2015: Adding TrackReference
2411 if(TVirtualMC::GetMC()->IsTrackEntering() || TVirtualMC::GetMC()->IsTrackExiting()) {
2412 AliTrackReference* trackRef = AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kZDC);
2413 if(vol[0]>0){
2414 trackRef->SetUserId(vol[0]);
2415 //printf("Adding track reference for track %d in vol. %d\n", gAlice->GetMCApp()->GetCurrentTrackNumber(), vol[0]);
2416 }
2417 }
2aaaf0b7 2418
2419 // Determine in which quadrant the particle is
2420 if(vol[0]==1){ //Quadrant in ZNC
2421 // Calculating particle coordinates inside ZNC
2422 xdet[0] = x[0]-fPosZNC[0];
2423 xdet[1] = x[1]-fPosZNC[1];
2424 // Calculating quadrant in ZN
2425 if(xdet[0]<=0.){
2426 if(xdet[1]<=0.) vol[1]=1;
2427 else vol[1]=3;
2428 }
2429 else if(xdet[0]>0.){
2430 if(xdet[1]<=0.) vol[1]=2;
2431 else vol[1]=4;
2432 }
2433 }
2aaaf0b7 2434 else if(vol[0]==2){ //Quadrant in ZPC
2435 // Calculating particle coordinates inside ZPC
2436 xdet[0] = x[0]-fPosZPC[0];
2437 xdet[1] = x[1]-fPosZPC[1];
2438 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2439 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2440 // Calculating tower in ZP
2441 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
2442 for(int i=1; i<=4; i++){
2443 if(xqZP>=(i-3) && xqZP<(i-2)){
2444 vol[1] = i;
2445 break;
2446 }
2447 }
2448 }
2449 //
2450 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
2451 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
2452 else if(vol[0] == 3){
2453 if(x[0]>0.){
2454 vol[1] = 1;
2455 // Particle x-coordinate inside ZEM1
2456 xdet[0] = x[0]-fPosZEM[0];
2457 }
2458 else{
2459 vol[1] = 2;
2460 // Particle x-coordinate inside ZEM2
2461 xdet[0] = x[0]+fPosZEM[0];
2462 }
2463 xdet[1] = x[1]-fPosZEM[1];
2464 }
2465 //
2466 else if(vol[0]==4){ //Quadrant in ZNA
2467 // Calculating particle coordinates inside ZNA
2468 xdet[0] = x[0]-fPosZNA[0];
2469 xdet[1] = x[1]-fPosZNA[1];
2470 // Calculating quadrant in ZNA
2471 if(xdet[0]>=0.){
2472 if(xdet[1]<=0.) vol[1]=1;
2473 else vol[1]=3;
2474 }
2475 else if(xdet[0]<0.){
2476 if(xdet[1]<=0.) vol[1]=2;
2477 else vol[1]=4;
2478 }
2479 }
2480 //
2481 else if(vol[0]==5){ //Quadrant in ZPA
2482 // Calculating particle coordinates inside ZPA
2483 xdet[0] = x[0]-fPosZPA[0];
2484 xdet[1] = x[1]-fPosZPA[1];
2485 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2486 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2487 // Calculating tower in ZP
2488 Float_t xqZP = -xdet[0]/(fDimZP[0]/2.);
2489 for(int i=1; i<=4; i++){
2490 if(xqZP>=(i-3) && xqZP<(i-2)){
2491 vol[1] = i;
2492 break;
2493 }
2494 }
2495 }
2496 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2497 AliError(Form(" WRONG tower for det %d: tow %d with xdet=(%f, %f)\n",
2498 vol[0], vol[1], xdet[0], xdet[1]));
2499 // Ch. debug
2500 //printf("\t *** det %d vol %d xdet(%f, %f)\n",vol[0], vol[1], xdet[0], xdet[1]);
2501
2aaaf0b7 2502 // Store impact point and kinetic energy of the ENTERING particle
2503
2942f542 2504 if(TVirtualMC::GetMC()->IsTrackEntering()){
2aaaf0b7 2505 //Particle energy
2942f542 2506 TVirtualMC::GetMC()->TrackMomentum(p[0],p[1],p[2],p[3]);
2aaaf0b7 2507 hits[3] = p[3];
2508
2509 // Impact point on ZDC
2510 // X takes into account the LHC x-axis sign
2511 // which is opposite to positive x on detector front face
2512 // for side A detectors (ZNA and ZPA)
2513 if(vol[0]==4 || vol[0]==5){
2514 hits[4] = -xdet[0];
2515 }
2516 else{
2517 hits[4] = xdet[0];
2518 }
2519 hits[5] = xdet[1];
b8aa9154 2520 hits[6] = 0;
2aaaf0b7 2521 hits[7] = 0;
2522 hits[8] = 0;
2523 hits[9] = 0;
2524 //
2525 Int_t curTrackN = gAlice->GetMCApp()->GetCurrentTrackNumber();
2526 TParticle *part = gAlice->GetMCApp()->Particle(curTrackN);
2527 hits[10] = part->GetPdgCode();
b8aa9154 2528 hits[11] = 0;
2942f542 2529 hits[12] = 1.0e09*TVirtualMC::GetMC()->TrackTime(); // in ns!
b8aa9154 2530 hits[13] = part->Eta();
2aaaf0b7 2531 //
b8aa9154 2532 if(fFindMother){
2533 Int_t imo = part->GetFirstMother();
2534 //printf(" tracks: pc %d -> mother %d \n", curTrackN,imo);
2535
2536 int trmo = imo;
2537 TParticle *pmot = 0x0;
2538 Bool_t isChild = kFALSE;
2539 if(imo>-1){
2540 pmot = gAlice->GetMCApp()->Particle(imo);
2541 trmo = pmot->GetFirstMother();
2542 isChild = kTRUE;
2543 while(trmo!=-1){
2544 pmot = gAlice->GetMCApp()->Particle(trmo);
2545 //printf(" **** pc %d -> mother %d \n", trch,trmo);
2546 trmo = pmot->GetFirstMother();
2547 }
2548 }
362fd90e 2549
b8aa9154 2550 if(isChild && pmot){
2551 hits[6] = 1;
2552 hits[11] = pmot->GetPdgCode();
2553 hits[13] = pmot->Eta();
2554 }
362fd90e 2555 }
2556
2aaaf0b7 2557
96909fce 2558 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2aaaf0b7 2559
2560 if(fNoShower==1){
2561 if(vol[0]==1){
2562 fnDetectedC += 1;
7605b373 2563 //printf(" ### Particle in ZNC\n\n");
2aaaf0b7 2564 }
2565 else if(vol[0]==2){
2566 fpDetectedC += 1;
7605b373 2567 //printf(" ### Particle in ZPC\n\n");
2aaaf0b7 2568 }
362fd90e 2569 //else if(vol[0]==3) printf(" ### Particle in ZEM\n\n");
2aaaf0b7 2570 else if(vol[0]==4){
2571 fnDetectedA += 1;
7605b373 2572 //printf(" ### Particle in ZNA\n\n");
2aaaf0b7 2573 }
2574 else if(vol[0]==5){
2575 fpDetectedA += 1;
7605b373 2576 //printf(" ### Particle in ZPA\n\n");
2aaaf0b7 2577 }
2578 //
7605b373 2579 //printf("\t Track %d: x %1.2f y %1.2f z %1.2f E %1.2f GeV pz = %1.2f GeV in volume %s -> det %d\n",
2580 // gAlice->GetMCApp()->GetCurrentTrackNumber(),x[0],x[1],x[2],p[3],p[2],knamed, vol[0]);
a6e5acbc 2581 //printf("\t Track %d: pc %d E %1.2f GeV pz = %1.2f GeV in volume %s -> det %d\n",
2582 // gAlice->GetMCApp()->GetCurrentTrackNumber(),part->GetPdgCode(),p[3],p[2],knamed, vol[0]);
2aaaf0b7 2583 //
2942f542 2584 TVirtualMC::GetMC()->StopTrack();
2aaaf0b7 2585 return;
2586 }
2587 }
2588
2589 // Particle energy loss
2942f542 2590 if(TVirtualMC::GetMC()->Edep() != 0){
2591 hits[9] = TVirtualMC::GetMC()->Edep();
2aaaf0b7 2592 hits[7] = 0.;
2593 hits[8] = 0.;
2594 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2595 }
2aaaf0b7 2596
2597
2598 // *** Light production in fibres
7605b373 2599 if((mid == fMedSensF1) || (mid == fMedSensF2)){
2aaaf0b7 2600
2601 //Select charged particles
2942f542 2602 if((destep=TVirtualMC::GetMC()->Edep())){
2aaaf0b7 2603
2604 // Particle velocity
2605 Float_t beta = 0.;
2942f542 2606 TVirtualMC::GetMC()->TrackMomentum(p[0],p[1],p[2],p[3]);
2aaaf0b7 2607 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
2608 if(p[3] > 0.00001) beta = ptot/p[3];
2609 else return;
2610 if(beta<0.67)return;
2611 else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
2612 else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
2613 else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
2614 else if(beta>0.95) ibeta = 3;
2615
2616 // Angle between particle trajectory and fibre axis
2617 // 1 -> Momentum directions
2618 um[0] = p[0]/ptot;
2619 um[1] = p[1]/ptot;
2620 um[2] = p[2]/ptot;
2942f542 2621 TVirtualMC::GetMC()->Gmtod(um,ud,2);
2aaaf0b7 2622 // 2 -> Angle < limit angle
2623 Double_t alfar = TMath::ACos(ud[2]);
2624 Double_t alfa = alfar*kRaddeg;
2625 if(alfa>=110.) return;
2626 //
2627 ialfa = Int_t(1.+alfa/2.);
2628
2629 // Distance between particle trajectory and fibre axis
2942f542 2630 TVirtualMC::GetMC()->TrackPosition(s[0],s[1],s[2]);
96909fce 2631 for(int j=0; j<=2; j++){
2aaaf0b7 2632 x[j] = s[j];
2633 }
2942f542 2634 TVirtualMC::GetMC()->Gmtod(x,xdet,1);
2aaaf0b7 2635 if(TMath::Abs(ud[0])>0.00001){
2636 Float_t dcoeff = ud[1]/ud[0];
2637 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
2638 }
2639 else{
2640 be = TMath::Abs(ud[0]);
2641 }
2642
2643 ibe = Int_t(be*1000.+1);
2644
2645 //Looking into the light tables
5d8211c6 2646 Float_t charge = 0.;
2647 Int_t curTrackN = gAlice->GetMCApp()->GetCurrentTrackNumber();
2648 TParticle *part = gAlice->GetMCApp()->Particle(curTrackN);
2649 Int_t pdgCode = part->GetPdgCode();
2942f542 2650 if(pdgCode<10000) charge = TVirtualMC::GetMC()->TrackCharge();
5d8211c6 2651 else{
2652 float z = (pdgCode/10000-100000);
2653 charge = TMath::Abs(z);
2654 //printf(" PDG %d charge %f\n",pdgCode,charge);
2655 }
2aaaf0b7 2656
2657 if(vol[0]==1 || vol[0]==4) { // (1) ZN fibres
2658 if(ibe>fNben) ibe=fNben;
2659 out = charge*charge*fTablen[ibeta][ialfa][ibe];
2660 nphe = gRandom->Poisson(out);
2661 // Ch. debug
2662 //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
2663 //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
7605b373 2664 if(mid == fMedSensF1){
2aaaf0b7 2665 hits[7] = nphe; //fLightPMQ
2666 hits[8] = 0;
2667 hits[9] = 0;
2668 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2669 }
2670 else{
2671 hits[7] = 0;
2672 hits[8] = nphe; //fLightPMC
2673 hits[9] = 0;
2674 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2675 }
2676 }
2677 else if(vol[0]==2 || vol[0]==5) {// (2) ZP fibres
2678 if(ibe>fNbep) ibe=fNbep;
2679 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2680 nphe = gRandom->Poisson(out);
7605b373 2681 if(mid == fMedSensF1){
2aaaf0b7 2682 hits[7] = nphe; //fLightPMQ
2683 hits[8] = 0;
2684 hits[9] = 0;
2685 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2686 }
2687 else{
2688 hits[7] = 0;
2689 hits[8] = nphe; //fLightPMC
2690 hits[9] = 0;
2691 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2692 }
2693 }
2694 else if(vol[0]==3) { // (3) ZEM fibres
2695 if(ibe>fNbep) ibe=fNbep;
2696 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2942f542 2697 TVirtualMC::GetMC()->TrackPosition(s[0],s[1],s[2]);
2aaaf0b7 2698 Float_t xalic[3];
96909fce 2699 for(int j=0; j<3; j++){
2aaaf0b7 2700 xalic[j] = s[j];
2701 }
2702 // z-coordinate from ZEM front face
2703 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
2704 Float_t z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
2705 //z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
2706 //printf(" fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
2707 //
2708 // Parametrization for light guide uniformity
2709 // NEW!!! Light guide tilted @ 51 degrees
2710 Float_t guiPar[4]={0.31,-0.0006305,0.01337,0.8895};
2711 Float_t guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
2712 out = out*guiEff;
2713 nphe = gRandom->Poisson(out);
2714 //printf(" out*guiEff = %f nphe = %d", out, nphe);
2715 if(vol[1] == 1){
2716 hits[7] = 0;
2717 hits[8] = nphe; //fLightPMC (ZEM1)
2718 hits[9] = 0;
2719 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2720 }
2721 else{
2722 hits[7] = nphe; //fLightPMQ (ZEM2)
2723 hits[8] = 0;
2724 hits[9] = 0;
2725 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2726 }
2727 }
2728 }
2729 }
96909fce 2730 }
2aaaf0b7 2731}