1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
17 ///////////////////////////////////////////////////////////////////////
19 // AliZDCv3 --- new ZDC geometry //
20 // with the both ZDC set geometry implemented //
22 ///////////////////////////////////////////////////////////////////////
24 // --- Standard libraries
34 #include <TVirtualMC.h>
35 #include <TGeoManager.h>
36 #include <TParticle.h>
38 // --- AliRoot classes
52 //_____________________________________________________________________________
53 AliZDCv3::AliZDCv3() :
82 // Default constructor for Zero Degree Calorimeter
87 //_____________________________________________________________________________
88 AliZDCv3::AliZDCv3(const char *name, const char *title) :
117 // Standard constructor for Zero Degree Calorimeter
120 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
122 AliModule* pipe=gAlice->GetModule("PIPE");
123 AliModule* abso=gAlice->GetModule("ABSO");
124 AliModule* dipo=gAlice->GetModule("DIPO");
125 AliModule* shil=gAlice->GetModule("SHIL");
126 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
127 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
132 for(ip=0; ip<4; ip++){
133 for(kp=0; kp<fNalfap; kp++){
134 for(jp=0; jp<fNbep; jp++){
135 fTablep[ip][kp][jp] = 0;
140 for(in=0; in<4; in++){
141 for(kn=0; kn<fNalfan; kn++){
142 for(jn=0; jn<fNben; jn++){
143 fTablen[in][kn][jn] = 0;
148 // Parameters for hadronic calorimeters geometry
157 fPosZNC[2] = -11600.;
160 fPosZPC[2] = -11600.;
173 // Parameters for EM calorimeter geometry
177 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
178 Float_t kDimZEMAir = 0.001; // scotch
179 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
180 Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
181 Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
182 fZEMLength = kDimZEM0;
186 //_____________________________________________________________________________
187 void AliZDCv3::CreateGeometry()
190 // Create the geometry for the Zero Degree Calorimeter version 2
191 //* Initialize COMMON block ZDC_CGEOM
198 //_____________________________________________________________________________
199 void AliZDCv3::CreateBeamLine()
202 // Create the beam line elements
205 Float_t zc, zq, zd1, zd2, zql, zd2l;
206 Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3];
209 Int_t *idtmed = fIdtmed->GetArray();
211 ////////////////////////////////////////////////////////////////
213 // SIDE C - RB26 (dimuon side) //
215 ///////////////////////////////////////////////////////////////
218 // -- Mother of the ZDCs (Vacuum PCON)
230 gMC->Gsvolu("ZDCC", "PCON", idtmed[10], conpar, 9);
231 gMC->Gspos("ZDCC", 1, "ALIC", 0., 0., 0., 0, "ONLY");
234 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
235 // the beginning of D1)
238 // From beginning of ZDC volumes to beginning of D1
239 tubpar[2] = (5838.3-zd1)/2.;
240 gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
241 gMC->Gspos("QT01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
243 //printf("\n QT01 TUBE pipe from z = %f to z= %f (D1 beg.)\n",-zd1,-2*tubpar[2]-zd1);
245 //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the
248 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm
249 //-- Cylindrical pipe (r = 3.47) + conical flare
251 // -> Beginning of D1
255 tubpar[1] = 3.47+0.2;
256 tubpar[2] = 958.5/2.;
257 gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
258 gMC->Gspos("QT02", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
260 //printf("\n QT02 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
269 gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
270 gMC->Gspos("QC01", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
272 //printf("\n QC01 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
279 gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
280 gMC->Gspos("QT03", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
282 //printf("\n QT03 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
289 gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
290 gMC->Gspos("QT04", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
292 //printf("\n QT04 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
294 zd1 += tubpar[2] * 2.;
299 gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
300 gMC->Gspos("QT05", 1, "ZDCC", 0., 0., -tubpar[0]-zd1, 0, "ONLY");
302 //printf("\n QT05 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
304 zd1 += tubpar[2] * 2.;
309 gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
310 gMC->Gspos("QT06", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
312 //printf("\n QT06 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
314 zd1 += tubpar[2] * 2.;
321 gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
322 gMC->Gspos("QC02", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
324 //printf("\n QC02 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
326 zd1 += conpar[0] * 2.;
331 gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
332 gMC->Gspos("QT07", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
334 //printf("\n QT07 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
336 zd1 += tubpar[2] * 2.;
343 gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
344 gMC->Gspos("QC03", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
346 //printf("\n QC03 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
348 zd1 += conpar[0] * 2.;
352 tubpar[2] = 205.8/2.;
353 gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
354 gMC->Gspos("QT08", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
356 //printf("\n QT08 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
358 zd1 += tubpar[2] * 2.;
362 // QT09 is 10 cm longer to accomodate TDI
363 tubpar[2] = 515.4/2.;
364 gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
365 gMC->Gspos("QT09", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
367 //printf("\n QT09 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
369 zd1 += tubpar[2] * 2.;
373 // QT10 is 10 cm shorter
375 gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
376 gMC->Gspos("QT10", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
378 //printf("\n QT10 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
380 zd1 += tubpar[2] * 2.;
384 tubpar[2] = 778.5/2.;
385 gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
386 gMC->Gspos("QT11", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
388 //printf("\n QT11 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
390 zd1 += tubpar[2] * 2.;
392 conpar[0] = 14.18/2.;
397 gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
398 gMC->Gspos("QC04", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
400 //printf("\n QC04 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
402 zd1 += conpar[0] * 2.;
407 gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
408 gMC->Gspos("QT12", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
410 //printf("\n QT12 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
412 zd1 += tubpar[2] * 2.;
414 conpar[0] = 36.86/2.;
419 gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
420 gMC->Gspos("QC05", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
422 //printf("\n QC05 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
424 zd1 += conpar[0] * 2.;
428 tubpar[2] = 927.3/2.;
429 gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
430 gMC->Gspos("QT13", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
432 //printf("\n QT13 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
434 zd1 += tubpar[2] * 2.;
439 gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3);
440 gMC->Gspos("QT14", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
442 //printf("\n QT14 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
444 zd1 += tubpar[2] * 2.;
449 gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3);
450 //-- Position QT15 inside QT14
451 gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY");
453 gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3);
454 //-- Position QT16 inside QT14
455 gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY");
458 //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
462 tubpar[2] = 680.8/2.;
463 gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3);
467 tubpar[2] = 680.8/2.;
468 gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3);
471 Float_t angle = 0.143*kDegrad; // Rotation angle
473 //AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
474 gMC->Matrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
475 gMC->Gspos("QT17", 1, "ZDCC", TMath::Sin(angle) * 680.8/ 2. - 9.4,
476 0., -tubpar[2]-zd1, im1, "ONLY");
477 //printf("\n QT17-18 pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
479 //AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
480 gMC->Matrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
481 gMC->Gspos("QT18", 1, "ZDCC", 9.7 - TMath::Sin(angle) * 680.8 / 2.,
482 0., -tubpar[2]-zd1, im2, "ONLY");
484 // -- Luminometer (Cu box) in front of ZN - side C
488 gMC->Gsvolu("QLUC", "BOX ", idtmed[6], boxpar, 3);
489 gMC->Gspos("QLUC", 1, "ZDCC", 0., 0., fPosZNC[2]+66.+boxpar[2], 0, "ONLY");
490 //printf("\n QLUC LUMINOMETER from z = %f to z= %f\n", fPosZNC[2]+66., fPosZNC[2]+66.+2*boxpar[2]);
492 // -- END OF BEAM PIPE VOLUME DEFINITION FOR SIDE C (RB26 SIDE)
493 // ----------------------------------------------------------------
495 ////////////////////////////////////////////////////////////////
499 ///////////////////////////////////////////////////////////////
501 // Rotation Matrices definition
502 Int_t irotpipe2, irotpipe1,irotpipe5, irotpipe6, irotpipe7, irotpipe8;
503 //-- rotation matrices for the tilted tube before and after the TDI
504 gMC->Matrix(irotpipe2,90.+6.3025,0.,90.,90.,6.3025,0.);
505 //-- rotation matrices for the tilted cone after the TDI to recenter vacuum chamber
506 gMC->Matrix(irotpipe1,90.-2.2918,0.,90.,90.,2.2918,180.);
507 //-- rotation matrices for the legs
508 gMC->Matrix(irotpipe5,90.-5.0109,0.,90.,90.,5.0109,180.);
509 gMC->Matrix(irotpipe6,90.+5.0109,0.,90.,90.,5.0109,0.);
510 gMC->Matrix(irotpipe7,90.-1.0027,0.,90.,90.,1.0027,180.);
511 gMC->Matrix(irotpipe8,90.+1.0027,0.,90.,90.,1.0027,0.);
513 // -- Mother of the ZDCs (Vacuum PCON)
514 zd2 = 1910.22;// zd2 initial value
525 gMC->Gsvolu("ZDCA", "PCON", idtmed[10], conpar, 9);
526 gMC->Gspos("ZDCA", 1, "ALIC", 0., 0., 0., 0, "ONLY");
528 // BEAM PIPE from 19.10 m to inner triplet beginning (22.965 m)
531 tubpar[2] = (386.5 - 0.22)/2.;
532 gMC->Gsvolu("QA01", "TUBE", idtmed[7], tubpar, 3);
533 gMC->Gspos("QA01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
535 //printf("\n QA01 TUBE from z = %f to z= %f (Inner triplet beg.)\n",zd2,2*tubpar[2]+zd2);
539 // -- FIRST SECTION OF THE BEAM PIPE (from beginning of inner triplet to
543 tubpar[2] = 3541.8/2.;
544 gMC->Gsvolu("QA02", "TUBE", idtmed[7], tubpar, 3);
545 gMC->Gspos("QA02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
547 //printf("\n QA02 TUBE from z = %f to z= %f (D1 beg.)\n",zd2,2*tubpar[2]+zd2);
552 // -- SECOND SECTION OF THE BEAM PIPE (from the beginning of D1 to the beginning of D2)
554 // FROM (MAGNETIC) BEGINNING OF D1 TO THE (MAGNETIC) END OF D1 + 126.5 cm
555 // CYLINDRICAL PIPE of diameter increasing from 6.75 cm up to 8.0 cm
556 // from magnetic end :
557 // 1) 80.1 cm still with ID = 6.75 radial beam screen
558 // 2) 2.5 cm conical section from ID = 6.75 to ID = 8.0 cm
559 // 3) 43.9 cm straight section (tube) with ID = 8.0 cm
561 //printf("\n Beginning of D1 at z= %f\n",zd2);
565 tubpar[2] = (945.0+80.1)/2.;
566 gMC->Gsvolu("QA03", "TUBE", idtmed[7], tubpar, 3);
567 gMC->Gspos("QA03", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
569 //printf("\n QA03 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
573 // Transition Cone from ID=67.5 mm to ID=80 mm
579 gMC->Gsvolu("QA04", "CONE", idtmed[7], conpar, 5);
580 gMC->Gspos("QA04", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
581 //printf(" QA04 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
588 gMC->Gsvolu("QA05", "TUBE", idtmed[7], tubpar, 3);
589 gMC->Gspos("QA05", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
591 //printf("\n QA05 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
595 // Bellow (ID=80 mm) - length = 0.2 m - VMAA
599 gMC->Gsvolu("QA06", "TUBE", idtmed[7], tubpar, 3);
600 gMC->Gspos("QA06", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
602 //printf(" QA06 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
606 // Beam Position Monitor (ID=80 mm) Cu - BPMSX
610 gMC->Gsvolu("QA07", "TUBE", idtmed[7], tubpar, 3);
611 gMC->Gspos("QA07", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
613 //printf(" QA07 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
617 // First section of VAEHI (tube ID=80mm)
621 gMC->Gsvolu("QAV1", "TUBE", idtmed[7], tubpar, 3);
622 gMC->Gspos("QAV1", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
624 //printf(" QAV1 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
628 // Second section of VAEHI (transition cone from ID=80mm to ID=98mm)
634 gMC->Gsvolu("QAV2", "CONE", idtmed[7], conpar, 5);
635 gMC->Gspos("QAV2", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
636 //printf(" QAV2 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
640 //Third section of VAEHI (transition cone from ID=98mm to ID=90mm)
646 gMC->Gsvolu("QAV3", "CONE", idtmed[7], conpar, 5);
647 gMC->Gspos("QAV3", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
648 //printf(" QAV3 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
652 // Fourth section of VAEHI (tube ID=90mm)
656 gMC->Gsvolu("QAV4", "TUBE", idtmed[7], tubpar, 3);
657 gMC->Gspos("QAV4", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
659 //printf(" QAV4 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
663 //---------------------------- TCDD beginning ----------------------------------
664 // space for the insertion of the collimator TCDD (2 m)
665 // TCDD ZONE - 1st volume
671 gMC->Gsvolu("Q01T", "CONE", idtmed[7], conpar, 5);
672 gMC->Gspos("Q01T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
673 //printf(" Q01T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
677 // TCDD ZONE - 2nd volume
681 gMC->Gsvolu("Q02T", "TUBE", idtmed[7], tubpar, 3);
682 gMC->Gspos("Q02T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
684 //printf(" Q02T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
688 // TCDD ZONE - third volume
694 gMC->Gsvolu("Q03T", "CONE", idtmed[7], conpar, 5);
695 gMC->Gspos("Q03T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
696 //printf(" Q03T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
700 // TCDD ZONE - 4th volume
704 gMC->Gsvolu("Q04T", "TUBE", idtmed[7], tubpar, 3);
705 gMC->Gspos("Q04T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
707 //printf(" Q04T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
711 // TCDD ZONE - 5th volume
714 tubpar[2] = 100.12/2.;
715 gMC->Gsvolu("Q05T", "TUBE", idtmed[7], tubpar, 3);
716 gMC->Gspos("Q05T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
718 //printf(" Q05T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
722 // TCDD ZONE - 6th volume
726 gMC->Gsvolu("Q06T", "TUBE", idtmed[7], tubpar, 3);
727 gMC->Gspos("Q06T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
729 //printf(" Q06T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
733 // TCDD ZONE - 7th volume
734 conpar[0] = 11.34/2.;
739 gMC->Gsvolu("Q07T", "CONE", idtmed[7], conpar, 5);
740 gMC->Gspos("Q07T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
741 //printf(" Q07T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
745 // Upper section : one single phi segment of a tube
746 // 5 parameters for tubs: inner radius = 0.,
747 // outer radius = 7.5 cm, half length = 50 cm
748 // phi1 = 0., phi2 = 180.
750 tubspar[1] = 15.0/2.;
751 tubspar[2] = 100.0/2.;
754 gMC->Gsvolu("Q08T", "TUBS", idtmed[7], tubspar, 5);
756 //printf("\n upper part : one single phi segment of a tube (Q08T)\n");
758 // rectangular beam pipe inside TCDD upper section (Vacuum)
762 gMC->Gsvolu("Q09T", "BOX ", idtmed[10], boxpar, 3);
763 // positioning vacuum box in the upper section of TCDD
764 gMC->Gspos("Q09T", 1, "Q08T", 0., 1.25, 0., 0, "ONLY");
766 // lower section : one single phi segment of a tube
768 tubspar[1] = 15.0/2.;
769 tubspar[2] = 100.0/2.;
772 gMC->Gsvolu("Q10T", "TUBS", idtmed[7], tubspar, 5);
773 // rectangular beam pipe inside TCDD lower section (Vacuum)
777 gMC->Gsvolu("Q11T", "BOX ", idtmed[10], boxpar, 3);
778 // positioning vacuum box in the lower section of TCDD
779 gMC->Gspos("Q11T", 1, "Q10T", 0., -1.25, 0., 0, "ONLY");
781 // positioning TCDD elements in ZDC2, (inside TCDD volume)
782 gMC->Gspos("Q08T", 1, "ZDCA", 0., 2.5, -100+zd2, 0, "ONLY");
783 gMC->Gspos("Q10T", 1, "ZDCA", 0., -2.5, -100+zd2, 0, "ONLY");
789 gMC->Gsvolu("Q12T", "BOX ", idtmed[7], boxpar, 3);
790 // positioning RF screen at both sides of TCDD
791 gMC->Gspos("Q12T", 1, "ZDCA", tubspar[1]+boxpar[0], 0., -100+zd2, 0, "ONLY");
792 gMC->Gspos("Q12T", 2, "ZDCA", -tubspar[1]-boxpar[0], 0., -100+zd2, 0, "ONLY");
793 //---------------------------- TCDD end ---------------------------------------
795 // Bellow (ID=80 mm) - length = 0.3 m - VMAAB
799 gMC->Gsvolu("QA08", "TUBE", idtmed[7], tubpar, 3);
800 gMC->Gspos("QA08", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
802 //printf(" QA08 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
806 // Flange (ID=80 mm) Cu (first section of VCTCE)
810 gMC->Gsvolu("QA09", "TUBE", idtmed[7], tubpar, 3);
811 gMC->Gspos("QA09", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
813 //printf(" QA09 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
817 // transition cone from ID=80 to ID=212 (second section of VCTCE)
823 gMC->Gsvolu("QA10", "CONE", idtmed[7], conpar, 5);
824 gMC->Gspos("QA10", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
825 //printf(" QA10 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
829 // tube (ID=212 mm) Cu (third section of VCTCE)
832 tubpar[2] = 403.54/2.;
833 gMC->Gsvolu("QA11", "TUBE", idtmed[7], tubpar, 3);
834 gMC->Gspos("QA11", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
836 //printf(" QA11 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
840 // bellow (ID=212 mm) (VMBGA)
844 gMC->Gsvolu("QA12", "TUBE", idtmed[7], tubpar, 3);
845 gMC->Gspos("QA12", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
847 //printf(" QA12 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
851 // TDI valve assembly (ID=212 mm)
855 gMC->Gsvolu("QA13", "TUBE", idtmed[7], tubpar, 3);
856 gMC->Gspos("QA13", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
858 //printf(" QA13 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
862 // bellow (ID=212 mm) (VMBGA)
866 gMC->Gsvolu("QA14", "TUBE", idtmed[7], tubpar, 3);
867 gMC->Gspos("QA14", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
869 //printf(" QA14 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
873 // skewed transition piece (ID=212 mm) (before TDI)
877 gMC->Gsvolu("QA15", "TUBE", idtmed[7], tubpar, 3);
878 gMC->Gspos("QA15", 1, "ZDCA", 1.10446, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
880 //printf(" QA15 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
884 // Vacuum chamber containing TDI
887 tubpar[2] = 540.0/2.;
888 gMC->Gsvolu("Q13TM", "TUBE", idtmed[10], tubpar, 3);
889 gMC->Gspos("Q13TM", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
892 tubpar[2] = 540.0/2.;
893 gMC->Gsvolu("Q13T", "TUBE", idtmed[7], tubpar, 3);
894 gMC->Gspos("Q13T", 1, "Q13TM", 0., 0., 0., 0, "ONLY");
896 //printf(" Q13T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
900 //---------------- INSERT TDI INSIDE Q13T -----------------------------------
903 boxpar[2] = 540.0/2.;
904 gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3);
905 gMC->Gspos("QTD1", 1, "Q13TM", -3.8, 10.5, 0., 0, "ONLY");
908 boxpar[2] = 540.0/2.;
909 gMC->Gsvolu("QTD2", "BOX ", idtmed[7], boxpar, 3);
910 gMC->Gspos("QTD2", 1, "Q13TM", -3.8, -10.5, 0., 0, "ONLY");
913 boxpar[2] = 540.0/2.;
914 gMC->Gsvolu("QTD3", "BOX ", idtmed[7], boxpar, 3);
915 gMC->Gspos("QTD3", 1, "Q13TM", -3.8+5.5+boxpar[0], 6.1, 0., 0, "ONLY");
916 gMC->Gspos("QTD3", 2, "Q13TM", -3.8+5.5+boxpar[0], -6.1, 0., 0, "ONLY");
917 gMC->Gspos("QTD3", 3, "Q13TM", -3.8-5.5-boxpar[0], 6.1, 0., 0, "ONLY");
918 gMC->Gspos("QTD3", 4, "Q13TM", -3.8-5.5-boxpar[0], -6.1, 0., 0, "ONLY");
920 tubspar[0] = 12.0/2.;
921 tubspar[1] = 12.4/2.;
922 tubspar[2] = 540.0/2.;
925 gMC->Gsvolu("QTD4", "TUBS", idtmed[7], tubspar, 5);
926 gMC->Gspos("QTD4", 1, "Q13TM", -3.8-10.6, 0., 0., 0, "ONLY");
927 tubspar[0] = 12.0/2.;
928 tubspar[1] = 12.4/2.;
929 tubspar[2] = 540.0/2.;
932 gMC->Gsvolu("QTD5", "TUBS", idtmed[7], tubspar, 5);
933 gMC->Gspos("QTD5", 1, "Q13TM", -3.8+10.6, 0., 0., 0, "ONLY");
934 //---------------- END DEFINING TDI INSIDE Q13T -------------------------------
936 // skewed transition piece (ID=212 mm) (after TDI)
940 gMC->Gsvolu("QA16", "TUBE", idtmed[7], tubpar, 3);
941 gMC->Gspos("QA16", 1, "ZDCA", 1.10446+2.2, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
943 //printf(" QA16 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
947 // bellow (ID=212 mm) (VMBGA)
951 gMC->Gsvolu("QA17", "TUBE", idtmed[7], tubpar, 3);
952 gMC->Gspos("QA17", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
954 //printf(" QA17 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
958 // TDI valve assembly (ID=212 mm)
962 gMC->Gsvolu("QA18", "TUBE", idtmed[7], tubpar, 3);
963 gMC->Gspos("QA18", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
965 //printf(" QA18 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
969 // bellow (ID=212 mm) (VMBGA)
973 gMC->Gsvolu("QA19", "TUBE", idtmed[7], tubpar, 3);
974 gMC->Gspos("QA19", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
976 //printf(" QA19 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
980 // vacuum chamber (ID=212 mm) (BTVST)
984 gMC->Gsvolu("QA20", "TUBE", idtmed[7], tubpar, 3);
985 gMC->Gspos("QA20", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
987 //printf(" QA20 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
991 // bellow (ID=212 mm) (VMBGA) repeated 3 times
994 tubpar[2] = 120.0/2.;
995 gMC->Gsvolu("QA21", "TUBE", idtmed[7], tubpar, 3);
996 gMC->Gspos("QA21", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
998 //printf(" QA21 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1000 zd2 += 2.*tubpar[2];
1002 // skewed transition cone from ID=212 mm to ID=797 mm SS for the moment
1003 conpar[0] = 110.0/2.;
1004 conpar[1] = 21.2/2.;
1005 conpar[2] = 21.8/2.;
1006 conpar[3] = 79.7/2.;
1007 conpar[4] = 81.3/2.;
1008 gMC->Gsvolu("QA22", "CONE", idtmed[7], conpar, 5);
1009 gMC->Gspos("QA22", 1, "ZDCA", 4.4-2.201, 0., conpar[0]+zd2, irotpipe1, "ONLY");
1010 //printf(" QA22 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1012 zd2 += 2.*conpar[0];
1014 // beam pipe (ID=797 mm) SS
1015 tubpar[0] = 79.7/2.;
1016 tubpar[1] = 81.3/2.;
1017 tubpar[2] = 2393.05/2.;
1018 gMC->Gsvolu("QA23", "TUBE", idtmed[7], tubpar, 3);
1019 gMC->Gspos("QA23", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1021 //printf(" QA23 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1023 zd2 += 2.*tubpar[2];
1025 // Transition from ID=797 mm to ID=196 mm SS for the moment:
1027 // in order to simulate the thin window opened in the transition cone
1028 // we divide the transition cone in three cones:
1029 // the first 8 mm thick
1030 // the second 3 mm thick
1031 // the third 8 mm thick
1034 conpar[0] = 9.09/2.; // 15 degree
1035 conpar[1] = 79.7/2.;
1036 conpar[2] = 81.3/2.; // thickness 8 mm
1037 conpar[3] = 74.82868/2.;
1038 conpar[4] = 76.42868/2.; // thickness 8 mm
1039 gMC->Gsvolu("Q24A", "CONE", idtmed[7], conpar, 5);
1040 gMC->Gspos("Q24A", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1041 //printf(" Q24A CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1043 zd2 += 2.*conpar[0];
1046 conpar[0] = 96.2/2.; // 15 degree
1047 conpar[1] = 74.82868/2.;
1048 conpar[2] = 75.42868/2.; // thickness 3 mm
1049 conpar[3] = 23.19588/2.;
1050 conpar[4] = 23.79588/2.; // thickness 3 mm
1051 gMC->Gsvolu("QA25", "CONE", idtmed[7], conpar, 5);
1052 gMC->Gspos("QA25", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1053 //printf(" QA25 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1055 zd2 += 2.*conpar[0];
1058 conpar[0] = 6.71/2.; // 15 degree
1059 conpar[1] = 23.19588/2.;
1060 conpar[2] = 24.79588/2.;// thickness 8 mm
1061 conpar[3] = 19.6/2.;
1062 conpar[4] = 21.2/2.;// thickness 8 mm
1063 gMC->Gsvolu("QA26", "CONE", idtmed[7], conpar, 5);
1064 gMC->Gspos("QA26", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1065 //printf(" QA26 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1067 zd2 += 2.*conpar[0];
1069 // beam pipe (ID=196 mm)
1070 tubpar[0] = 19.6/2.;
1071 tubpar[1] = 21.2/2.;
1072 tubpar[2] = 9.55/2.;
1073 gMC->Gsvolu("QA27", "TUBE", idtmed[7], tubpar, 3);
1074 gMC->Gspos("QA27", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1076 //printf(" QA27 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1078 zd2 += 2.*tubpar[2];
1080 // Flange (ID=196 mm)
1081 tubpar[0] = 19.6/2.;
1082 tubpar[1] = 25.3/2.;
1084 gMC->Gsvolu("QF01", "TUBE", idtmed[7], tubpar, 3);
1085 gMC->Gspos("QF01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1087 //printf(" QF01 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1089 zd2 += 2.*tubpar[2];
1091 // Special Warm Module (made by 5 volumes)
1092 tubpar[0] = 20.2/2.;
1093 tubpar[1] = 20.6/2.;
1094 tubpar[2] = 2.15/2.;
1095 gMC->Gsvolu("QA28", "TUBE", idtmed[7], tubpar, 3);
1096 gMC->Gspos("QA28", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1098 //printf(" QA28 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1100 zd2 += 2.*tubpar[2];
1103 conpar[1] = 20.2/2.;
1104 conpar[2] = 20.6/2.;
1105 conpar[3] = 23.9/2.;
1106 conpar[4] = 24.3/2.;
1107 gMC->Gsvolu("QA29", "CONE", idtmed[7], conpar, 5);
1108 gMC->Gspos("QA29", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1110 //printf(" QA29 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1112 zd2 += 2.*conpar[0];
1114 tubpar[0] = 23.9/2.;
1115 tubpar[1] = 25.5/2.;
1116 tubpar[2] = 17.0/2.;
1117 gMC->Gsvolu("QA30", "TUBE", idtmed[7], tubpar, 3);
1118 gMC->Gspos("QA30", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1120 //printf(" QA30 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1122 zd2 += 2.*tubpar[2];
1125 conpar[1] = 23.9/2.;
1126 conpar[2] = 24.3/2.;
1127 conpar[3] = 20.2/2.;
1128 conpar[4] = 20.6/2.;
1129 gMC->Gsvolu("QA31", "CONE", idtmed[7], conpar, 5);
1130 gMC->Gspos("QA31", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1132 //printf(" QA31 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1134 zd2 += 2.*conpar[0];
1136 tubpar[0] = 20.2/2.;
1137 tubpar[1] = 20.6/2.;
1138 tubpar[2] = 2.15/2.;
1139 gMC->Gsvolu("QA32", "TUBE", idtmed[7], tubpar, 3);
1140 gMC->Gspos("QA32", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1142 //printf(" QA32 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1144 zd2 += 2.*tubpar[2];
1146 // Flange (ID=196 mm)
1147 tubpar[0] = 19.6/2.;
1148 tubpar[1] = 25.3/2.;
1150 gMC->Gsvolu("QF02", "TUBE", idtmed[7], tubpar, 3);
1151 gMC->Gspos("QF02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1153 //printf(" QF02 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1155 zd2 += 2.*tubpar[2];
1157 // simulation of the trousers (VCTYB)
1158 // (last design -mail 3/6/05)
1159 // pipe: a tube (ID = 196. OD = 200.)
1160 tubpar[0] = 19.6/2.;
1161 tubpar[1] = 20.0/2.;
1163 gMC->Gsvolu("QA33", "TUBE", idtmed[7], tubpar, 3);
1164 gMC->Gspos("QA33", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1166 //printf(" QA33 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1168 zd2 += 2.*tubpar[2];
1170 // transition cone from ID=196. to ID=216.6
1171 conpar[0] = 32.55/2.;
1172 conpar[1] = 19.6/2.;
1173 conpar[2] = 20.0/2.;
1174 conpar[3] = 21.66/2.;
1175 conpar[4] = 22.06/2.;
1176 gMC->Gsvolu("QA34", "CONE", idtmed[7], conpar, 5);
1177 gMC->Gspos("QA34", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1179 //printf(" QA34 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1181 zd2 += 2.*conpar[0];
1183 // Flange: first support for the trousers
1184 boxpar[0] = 25.3/2.;
1185 boxpar[1] = 25.3/2.;
1187 gMC->Gsvolu("QF03", "BOX ", idtmed[7], boxpar, 3);
1189 tubpar[1] = 22.06/2.;
1191 gMC->Gsvolu("QFV1", "TUBE", idtmed[10], tubpar, 3);
1192 gMC->Gspos("QFV1", 1, "QF03", 0., 0., 0., 0, "MANY");
1193 gMC->Gspos("QF03", 1, "ZDCA", 0., 0., 14.3+zd2, 0, "MANY");
1196 tubpar[0] = 21.66/2.;
1197 tubpar[1] = 22.06/2.;
1198 tubpar[2] = 28.6/2.;
1199 gMC->Gsvolu("QA35", "TUBE", idtmed[7], tubpar, 3);
1200 gMC->Gspos("QA35", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1202 //printf("\n QA35 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1204 zd2 += 2.*tubpar[2];
1206 // legs of the trousers
1207 conpar[0] = (90.1+0.8)/2.;
1209 conpar[2] = 21.6/2.;
1212 gMC->Gsvolu("QAL1", "CONE", idtmed[7], conpar, 5);
1213 gMC->Gsvolu("QAL2", "CONE", idtmed[7], conpar, 5);
1214 gMC->Gspos("QAL1", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "MANY");
1215 gMC->Gspos("QAL2", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "MANY");
1217 conpar[0] = (90.1+0.8)/2.;
1219 conpar[2] = 21.2/2.;
1222 gMC->Gsvolu("QAL3", "CONE", idtmed[10], conpar, 5);
1223 gMC->Gsvolu("QAL4", "CONE", idtmed[10], conpar, 5);
1224 gMC->Gspos("QAL3", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "ONLY");
1225 gMC->Gspos("QAL4", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "ONLY");
1229 // second section : 2 tubes (ID = 54. OD = 58.)
1232 tubpar[2] = 40.0/2.;
1233 gMC->Gsvolu("QA36", "TUBE", idtmed[7], tubpar, 3);
1234 gMC->Gspos("QA36", 1, "ZDCA", -15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1235 gMC->Gspos("QA36", 2, "ZDCA", 15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1237 //printf(" QA36 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1239 zd2 += 2.*tubpar[2];
1241 // transition x2zdc to recombination chamber : skewed cone
1247 gMC->Gsvolu("QA37", "CONE", idtmed[7], conpar, 5);
1248 gMC->Gspos("QA37", 1, "ZDCA", -7.9-0.175, 0., conpar[0]+zd2, irotpipe7, "ONLY");
1249 gMC->Gspos("QA37", 2, "ZDCA", 7.9+0.175, 0., conpar[0]+zd2, irotpipe8, "ONLY");
1250 //printf(" QA37 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1252 zd2 += 2.*conpar[0];
1254 // Flange: second support for the trousers
1255 boxpar[0] = 25.9/2.;
1258 gMC->Gsvolu("QF04", "BOX ", idtmed[7], boxpar, 3);
1259 boxpar[0] = 16.5/2.;
1262 gMC->Gsvolu("QFV2", "BOX ", idtmed[10], boxpar, 3);
1263 gMC->Gspos("QFV2", 1, "QF04", 0., 0., 0., 0, "MANY");
1264 tubspar[0] = 0.0/2.;
1269 gMC->Gsvolu("QFV3", "TUBS", idtmed[10], tubspar, 5);
1270 gMC->Gspos("QFV3", 1, "QF04", -16.5/2., 0., 0., 0, "MANY");
1271 tubspar[0] = 0.0/2.;
1276 gMC->Gsvolu("QFV4", "TUBS", idtmed[10], tubspar, 5);
1277 gMC->Gspos("QFV4", 1, "QF04", 16.5/2., 0., 0., 0, "MANY");
1278 gMC->Gspos("QF04", 1, "ZDCA", 0., 0., 18.5+zd2, 0, "MANY");
1280 // 2 tubes (ID = 63 mm OD=70 mm)
1283 tubpar[2] = 512.9/2.;
1284 gMC->Gsvolu("QA38", "TUBE", idtmed[7], tubpar, 3);
1285 gMC->Gspos("QA38", 1, "ZDCA", -16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1286 gMC->Gspos("QA38", 2, "ZDCA", 16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1287 //printf(" QA38 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1289 zd2 += 2.*tubpar[2];
1290 //printf("\n END OF BEAM PIPE VOLUME DEFINITION AT z= %f\n",zd2);
1292 // -- Luminometer (Cu box) in front of ZN - side A
1296 gMC->Gsvolu("QLUA", "BOX ", idtmed[7], boxpar, 3);
1297 gMC->Gspos("QLUA", 1, "ZDCA", 0., 0., fPosZNA[2]-66.-boxpar[2], 0, "ONLY");
1298 //printf("\n QLUC LUMINOMETER from z = %f to z= %f\n\n", fPosZNA[2]-66., fPosZNA[2]-66.-2*boxpar[2]);
1301 // ----------------------------------------------------------------
1302 // -- MAGNET DEFINITION -> LHC OPTICS 6.5
1303 // ----------------------------------------------------------------
1304 // ***************************************************************
1305 // SIDE C - RB26 (dimuon side)
1306 // ***************************************************************
1307 // -- COMPENSATOR DIPOLE (MBXW)
1311 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1314 //tubpar[2] = 170./2.;
1315 tubpar[2] = 153./2.;
1316 gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
1321 //tubpar[2] = 170./2.;
1322 tubpar[2] = 153./2.;
1323 gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3);
1325 gMC->Gspos("MBXW", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1326 gMC->Gspos("YMBX", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1332 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
1334 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1337 tubpar[2] = 637./2.;
1338 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
1343 tubpar[2] = 637./2.;
1344 gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
1346 gMC->Gspos("MQXL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1347 gMC->Gspos("YMQL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1349 gMC->Gspos("MQXL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2400., 0, "ONLY");
1350 gMC->Gspos("YMQL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2400., 0, "ONLY");
1353 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1356 tubpar[2] = 550./2.;
1357 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
1362 tubpar[2] = 550./2.;
1363 gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
1365 gMC->Gspos("MQX ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1366 gMC->Gspos("YMQ ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1368 gMC->Gspos("MQX ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1369 gMC->Gspos("YMQ ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1371 // -- SEPARATOR DIPOLE D1
1374 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1376 tubpar[1] = 6.94/2.;
1377 tubpar[2] = 945./2.;
1378 gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
1380 // -- Insert horizontal Cu plates inside D1
1381 // -- (to simulate the vacuum chamber)
1382 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
1385 gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
1386 gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
1387 gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
1392 tubpar[2] = 945./2.;
1393 gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
1395 gMC->Gspos("YD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
1396 gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
1398 //printf("\t **** D1 positioned! It goes from z = %1.2f to z = %1.2f cm\n",-zd1, -zd1-2*tubpar[2]);
1401 // --- LHC optics v6.4
1404 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1407 tubpar[2] = 945./2.;
1408 gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
1413 tubpar[2] = 945./2.;
1414 gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
1416 gMC->Gspos("YD2 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd2, 0, "ONLY");
1418 gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
1419 gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
1421 // ***************************************************************
1423 // ***************************************************************
1425 // COMPENSATOR DIPOLE (MCBWA) (2nd compensator)
1426 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1429 tubpar[2] = 153./2.;
1430 gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
1431 gMC->Gspos("MCBW", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1436 tubpar[2] = 153./2.;
1437 gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3);
1438 gMC->Gspos("YMCB", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1444 // -- DEFINE MQX1 AND MQX2 QUADRUPOLE ELEMENT
1446 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1449 tubpar[2] = 637./2.;
1450 gMC->Gsvolu("MQX1", "TUBE", idtmed[11], tubpar, 3);
1455 tubpar[2] = 637./2.;
1456 gMC->Gsvolu("YMQ1", "TUBE", idtmed[7], tubpar, 3);
1458 // -- BEAM SCREEN FOR Q1
1459 tubpar[0] = 4.78/2.;
1460 tubpar[1] = 5.18/2.;
1461 tubpar[2] = 637./2.;
1462 gMC->Gsvolu("QBS1", "TUBE", idtmed[6], tubpar, 3);
1463 gMC->Gspos("QBS1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1464 // INSERT VERTICAL PLATE INSIDE Q1
1465 boxpar[0] = 0.2/2.0;
1466 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(1.9+0.2)*(1.9+0.2));
1468 gMC->Gsvolu("QBS2", "BOX ", idtmed[6], boxpar, 3);
1469 gMC->Gspos("QBS2", 1, "ZDCA", 1.9+boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1470 gMC->Gspos("QBS2", 2, "ZDCA", -1.9-boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1472 // -- BEAM SCREEN FOR Q3
1473 tubpar[0] = 5.79/2.;
1474 tubpar[1] = 6.14/2.;
1475 tubpar[2] = 637./2.;
1476 gMC->Gsvolu("QBS3", "TUBE", idtmed[6], tubpar, 3);
1477 gMC->Gspos("QBS3", 1, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1478 // INSERT VERTICAL PLATE INSIDE Q3
1479 boxpar[0] = 0.2/2.0;
1480 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1482 gMC->Gsvolu("QBS4", "BOX ", idtmed[6], boxpar, 3);
1483 gMC->Gspos("QBS4", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1484 gMC->Gspos("QBS4", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1487 gMC->Gspos("MQX1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "MANY");
1488 gMC->Gspos("YMQ1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1491 gMC->Gspos("MQX1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "MANY");
1492 gMC->Gspos("YMQ1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1496 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1499 tubpar[2] = 550./2.;
1500 gMC->Gsvolu("MQX2", "TUBE", idtmed[11], tubpar, 3);
1505 tubpar[2] = 550./2.;
1506 gMC->Gsvolu("YMQ2", "TUBE", idtmed[7], tubpar, 3);
1509 // -- BEAM SCREEN FOR Q2
1510 tubpar[0] = 5.79/2.;
1511 tubpar[1] = 6.14/2.;
1512 tubpar[2] = 550./2.;
1513 gMC->Gsvolu("QBS5", "TUBE", idtmed[6], tubpar, 3);
1514 // VERTICAL PLATE INSIDE Q2
1515 boxpar[0] = 0.2/2.0;
1516 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1518 gMC->Gsvolu("QBS6", "BOX ", idtmed[6], boxpar, 3);
1521 gMC->Gspos("MQX2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "MANY");
1522 gMC->Gspos("QBS5", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1523 gMC->Gspos("QBS6", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1524 gMC->Gspos("QBS6", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1525 gMC->Gspos("YMQ2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1529 gMC->Gspos("MQX2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "MANY");
1530 gMC->Gspos("QBS5", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1531 gMC->Gspos("QBS6", 3, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1532 gMC->Gspos("QBS6", 4, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1533 gMC->Gspos("YMQ2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1535 // -- SEPARATOR DIPOLE D1
1538 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1540 tubpar[1] = 6.75/2.;
1541 tubpar[2] = 945./2.;
1542 gMC->Gsvolu("MD1L", "TUBE", idtmed[11], tubpar, 3);
1544 // -- The beam screen tube is provided by the beam pipe in D1 (QA03 volume)
1545 // -- Insert the beam screen horizontal Cu plates inside D1
1546 // -- (to simulate the vacuum chamber)
1547 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.885+0.2)*(2.885+0.2));
1549 boxpar[2] =(945.+80.1)/2.;
1550 gMC->Gsvolu("QBS7", "BOX ", idtmed[6], boxpar, 3);
1551 gMC->Gspos("QBS7", 1, "ZDCA", 0., 2.885+boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1552 gMC->Gspos("QBS7", 2, "ZDCA", 0., -2.885-boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1555 tubpar[0] = 7.34/2.; // to be checked
1557 tubpar[2] = 945./2.;
1558 gMC->Gsvolu("YD1L", "TUBE", idtmed[7], tubpar, 3);
1560 gMC->Gspos("YD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1561 gMC->Gspos("MD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "MANY");
1565 // --- LHC optics v6.5
1568 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1570 tubpar[1] = 7.5/2.; // this has to be checked
1571 tubpar[2] = 945./2.;
1572 gMC->Gsvolu("MD2L", "TUBE", idtmed[11], tubpar, 3);
1577 tubpar[2] = 945./2.;
1578 gMC->Gsvolu("YD2L", "TUBE", idtmed[7], tubpar, 3);
1580 gMC->Gspos("YD2L", 1, "ZDCA", 0., 0., tubpar[2]+zd2l, 0, "ONLY");
1582 gMC->Gspos("MD2L", 1, "YD2L", -9.4, 0., 0., 0, "ONLY");
1583 gMC->Gspos("MD2L", 2, "YD2L", 9.4, 0., 0., 0, "ONLY");
1585 // -- END OF MAGNET DEFINITION
1588 //_____________________________________________________________________________
1589 void AliZDCv3::CreateZDC()
1592 // Create the various ZDCs (ZN + ZP)
1595 Float_t dimPb[6], dimVoid[6];
1597 Int_t *idtmed = fIdtmed->GetArray();
1599 // Parameters for hadronic calorimeters geometry
1600 // NB -> parameters used ONLY in CreateZDC()
1601 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
1602 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
1603 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
1604 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
1605 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
1606 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
1608 // Parameters for EM calorimeter geometry
1609 // NB -> parameters used ONLY in CreateZDC()
1610 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
1611 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
1612 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
1613 Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
1614 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
1615 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
1618 //-- Create calorimeters geometry
1620 // -------------------------------------------------------------------------------
1621 //--> Neutron calorimeter (ZN)
1623 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
1624 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
1625 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
1626 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
1627 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
1628 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
1629 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
1630 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
1631 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
1633 // Divide ZNEU in towers (for hits purposes)
1635 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
1636 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
1638 //-- Divide ZN1 in minitowers
1639 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
1640 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
1641 // (4 fibres per minitower)
1643 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
1644 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
1646 // --- Position the empty grooves in the sticks (4 grooves per stick)
1647 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
1648 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
1650 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1651 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1652 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1653 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1655 // --- Position the fibers in the grooves
1656 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
1657 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
1658 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
1659 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
1661 // --- Position the neutron calorimeter in ZDC
1662 // -- Rotation of ZDCs
1664 gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
1666 gMC->Gspos("ZNEU", 1, "ZDCC", fPosZNC[0], fPosZNC[1], fPosZNC[2]-fDimZN[2], irotzdc, "ONLY");
1668 //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
1670 // --- Position the neutron calorimeter in ZDC2 (left line)
1671 // -- No Rotation of ZDCs
1672 gMC->Gspos("ZNEU", 2, "ZDCA", fPosZNA[0], fPosZNA[1], fPosZNA[2]+fDimZN[2], 0, "ONLY");
1674 //printf("\n ZN left -> %f < z < %f cm\n",fPosZNl[2],fPosZNl[2]+2*fDimZN[2]);
1677 // -------------------------------------------------------------------------------
1678 //--> Proton calorimeter (ZP)
1680 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
1681 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
1682 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
1683 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
1684 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
1685 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
1686 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
1687 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
1688 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
1690 //-- Divide ZPRO in towers(for hits purposes)
1692 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
1693 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
1696 //-- Divide ZP1 in minitowers
1697 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
1698 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
1699 // (4 fiber per minitower)
1701 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
1702 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
1704 // --- Position the empty grooves in the sticks (4 grooves per stick)
1705 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
1706 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
1708 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1709 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1710 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1711 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1713 // --- Position the fibers in the grooves
1714 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
1715 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
1716 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
1717 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
1720 // --- Position the proton calorimeter in ZDCC
1721 gMC->Gspos("ZPRO", 1, "ZDCC", fPosZPC[0], fPosZPC[1], fPosZPC[2]-fDimZP[2], irotzdc, "ONLY");
1723 //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
1725 // --- Position the proton calorimeter in ZDCA
1727 gMC->Gspos("ZPRO", 2, "ZDCA", fPosZPA[0], fPosZPA[1], fPosZPA[2]+fDimZP[2], 0, "ONLY");
1729 //printf("\n ZP left -> %f < z < %f cm\n",fPosZPl[2],fPosZPl[2]+2*fDimZP[2]);
1732 // -------------------------------------------------------------------------------
1733 // -> EM calorimeter (ZEM)
1735 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
1738 gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
1739 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
1740 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
1742 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
1744 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
1746 dimPb[0] = kDimZEMPb; // Lead slices
1747 dimPb[1] = fDimZEM[2];
1748 dimPb[2] = fDimZEM[1];
1749 //dimPb[3] = fDimZEM[3]; //controllare
1750 dimPb[3] = 90.-fDimZEM[3]; //originale
1753 gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
1754 gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
1755 gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
1757 // --- Position the lead slices in the tranche
1758 Float_t zTran = fDimZEM[0]/fDivZEM[2];
1759 Float_t zTrPb = -zTran+kDimZEMPb;
1760 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
1761 gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
1763 // --- Vacuum zone (to be filled with fibres)
1764 dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
1765 dimVoid[1] = fDimZEM[2];
1766 dimVoid[2] = fDimZEM[1];
1767 dimVoid[3] = 90.-fDimZEM[3];
1770 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
1771 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
1773 // --- Divide the vacuum slice into sticks along x axis
1774 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
1775 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
1777 // --- Positioning the fibers into the sticks
1778 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
1779 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
1781 // --- Positioning the vacuum slice into the tranche
1782 Float_t displFib = fDimZEM[1]/fDivZEM[0];
1783 gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
1784 gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., 0., 0, "ONLY");
1786 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
1787 // NB -> ZEM is positioned in ALIC (instead of in ZDC) volume
1788 gMC->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1790 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
1791 gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1793 // --- Adding last slice at the end of the EM calorimeter
1794 Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
1795 gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
1797 //printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
1798 //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
1802 //_____________________________________________________________________________
1803 void AliZDCv3::DrawModule() const
1806 // Draw a shaded view of the Zero Degree Calorimeter version 1
1809 // Set everything unseen
1810 gMC->Gsatt("*", "seen", -1);
1812 // Set ALIC mother transparent
1813 gMC->Gsatt("ALIC","SEEN",0);
1815 // Set the volumes visible
1816 gMC->Gsatt("ZDCC","SEEN",0);
1817 gMC->Gsatt("QT01","SEEN",1);
1818 gMC->Gsatt("QT02","SEEN",1);
1819 gMC->Gsatt("QT03","SEEN",1);
1820 gMC->Gsatt("QT04","SEEN",1);
1821 gMC->Gsatt("QT05","SEEN",1);
1822 gMC->Gsatt("QT06","SEEN",1);
1823 gMC->Gsatt("QT07","SEEN",1);
1824 gMC->Gsatt("QT08","SEEN",1);
1825 gMC->Gsatt("QT09","SEEN",1);
1826 gMC->Gsatt("QT10","SEEN",1);
1827 gMC->Gsatt("QT11","SEEN",1);
1828 gMC->Gsatt("QT12","SEEN",1);
1829 gMC->Gsatt("QT13","SEEN",1);
1830 gMC->Gsatt("QT14","SEEN",1);
1831 gMC->Gsatt("QT15","SEEN",1);
1832 gMC->Gsatt("QT16","SEEN",1);
1833 gMC->Gsatt("QT17","SEEN",1);
1834 gMC->Gsatt("QT18","SEEN",1);
1835 gMC->Gsatt("QC01","SEEN",1);
1836 gMC->Gsatt("QC02","SEEN",1);
1837 gMC->Gsatt("QC03","SEEN",1);
1838 gMC->Gsatt("QC04","SEEN",1);
1839 gMC->Gsatt("QC05","SEEN",1);
1840 gMC->Gsatt("QTD1","SEEN",1);
1841 gMC->Gsatt("QTD2","SEEN",1);
1842 gMC->Gsatt("QTD3","SEEN",1);
1843 gMC->Gsatt("MQXL","SEEN",1);
1844 gMC->Gsatt("YMQL","SEEN",1);
1845 gMC->Gsatt("MQX ","SEEN",1);
1846 gMC->Gsatt("YMQ ","SEEN",1);
1847 gMC->Gsatt("ZQYX","SEEN",1);
1848 gMC->Gsatt("MD1 ","SEEN",1);
1849 gMC->Gsatt("MD1V","SEEN",1);
1850 gMC->Gsatt("YD1 ","SEEN",1);
1851 gMC->Gsatt("MD2 ","SEEN",1);
1852 gMC->Gsatt("YD2 ","SEEN",1);
1853 gMC->Gsatt("ZNEU","SEEN",0);
1854 gMC->Gsatt("ZNF1","SEEN",0);
1855 gMC->Gsatt("ZNF2","SEEN",0);
1856 gMC->Gsatt("ZNF3","SEEN",0);
1857 gMC->Gsatt("ZNF4","SEEN",0);
1858 gMC->Gsatt("ZNG1","SEEN",0);
1859 gMC->Gsatt("ZNG2","SEEN",0);
1860 gMC->Gsatt("ZNG3","SEEN",0);
1861 gMC->Gsatt("ZNG4","SEEN",0);
1862 gMC->Gsatt("ZNTX","SEEN",0);
1863 gMC->Gsatt("ZN1 ","COLO",4);
1864 gMC->Gsatt("ZN1 ","SEEN",1);
1865 gMC->Gsatt("ZNSL","SEEN",0);
1866 gMC->Gsatt("ZNST","SEEN",0);
1867 gMC->Gsatt("ZPRO","SEEN",0);
1868 gMC->Gsatt("ZPF1","SEEN",0);
1869 gMC->Gsatt("ZPF2","SEEN",0);
1870 gMC->Gsatt("ZPF3","SEEN",0);
1871 gMC->Gsatt("ZPF4","SEEN",0);
1872 gMC->Gsatt("ZPG1","SEEN",0);
1873 gMC->Gsatt("ZPG2","SEEN",0);
1874 gMC->Gsatt("ZPG3","SEEN",0);
1875 gMC->Gsatt("ZPG4","SEEN",0);
1876 gMC->Gsatt("ZPTX","SEEN",0);
1877 gMC->Gsatt("ZP1 ","COLO",6);
1878 gMC->Gsatt("ZP1 ","SEEN",1);
1879 gMC->Gsatt("ZPSL","SEEN",0);
1880 gMC->Gsatt("ZPST","SEEN",0);
1881 gMC->Gsatt("ZEM ","COLO",7);
1882 gMC->Gsatt("ZEM ","SEEN",1);
1883 gMC->Gsatt("ZEMF","SEEN",0);
1884 gMC->Gsatt("ZETR","SEEN",0);
1885 gMC->Gsatt("ZEL0","SEEN",0);
1886 gMC->Gsatt("ZEL1","SEEN",0);
1887 gMC->Gsatt("ZEL2","SEEN",0);
1888 gMC->Gsatt("ZEV0","SEEN",0);
1889 gMC->Gsatt("ZEV1","SEEN",0);
1890 gMC->Gsatt("ZES0","SEEN",0);
1891 gMC->Gsatt("ZES1","SEEN",0);
1894 gMC->Gdopt("hide", "on");
1895 gMC->Gdopt("shad", "on");
1896 gMC->Gsatt("*", "fill", 7);
1897 gMC->SetClipBox(".");
1898 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
1899 gMC->DefaultRange();
1900 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
1901 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 3");
1902 gMC->Gdman(18, 4, "MAN");
1905 //_____________________________________________________________________________
1906 void AliZDCv3::CreateMaterials()
1909 // Create Materials for the Zero Degree Calorimeter
1912 Float_t dens, ubuf[1], wmat[2], a[2], z[2];
1914 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
1916 // --- Tantalum -> ZN passive material
1918 AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
1920 // --- Brass (CuZn) -> ZP passive material
1928 AliMixture(2, "BRASS", a, z, dens, 2, wmat);
1938 AliMixture(3, "SIO2", a, z, dens, -2, wmat);
1942 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
1944 // --- Copper (energy loss taken into account)
1946 AliMaterial(6, "COPP0", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
1948 // --- Iron (energy loss taken into account)
1950 AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1952 // --- Iron (no energy loss)
1954 AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1955 AliMaterial(13, "IRON2", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1957 // ---------------------------------------------------------
1958 Float_t aResGas[3]={1.008,12.0107,15.9994};
1959 Float_t zResGas[3]={1.,6.,8.};
1960 Float_t wResGas[3]={0.28,0.28,0.44};
1961 Float_t dResGas = 3.2E-14;
1963 // --- Vacuum (no magnetic field)
1964 AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
1966 // --- Vacuum (with magnetic field)
1967 AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
1969 // --- Air (no magnetic field)
1970 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1971 Float_t zAir[4]={6.,7.,8.,18.};
1972 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1973 Float_t dAir = 1.20479E-3;
1975 AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
1977 // --- Definition of tracking media:
1979 // --- Tantalum = 1 ;
1981 // --- Fibers (SiO2) = 3 ;
1982 // --- Fibers (SiO2) = 4 ;
1984 // --- Copper (with energy loss)= 6 ;
1985 // --- Copper (with energy loss)= 13 ;
1986 // --- Iron (with energy loss) = 7 ;
1987 // --- Iron (without energy loss) = 8 ;
1988 // --- Vacuum (no field) = 10
1989 // --- Vacuum (with field) = 11
1990 // --- Air (no field) = 12
1992 // ****************************************************
1993 // Tracking media parameters
1995 Float_t epsil = 0.01; // Tracking precision,
1996 Float_t stmin = 0.01; // Min. value 4 max. step (cm)
1997 Float_t stemax = 1.; // Max. step permitted (cm)
1998 Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
1999 Float_t deemax = -1.; // Maximum fractional energy loss
2000 Float_t nofieldm = 0.; // Max. field value (no field)
2001 Float_t fieldm = 45.; // Max. field value (with field)
2002 Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
2003 Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
2004 Int_t inofld = 0; // IFIELD=0 -> no magnetic field
2005 Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
2006 // *****************************************************
2008 AliMedium(1, "ZTANT", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2009 AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2010 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2011 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2012 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2013 AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2014 AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2015 AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2016 AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2017 AliMedium(12,"ZAIR", 12, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2019 AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
2020 AliMedium(13,"ZIRONE",13, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
2024 //_____________________________________________________________________________
2025 void AliZDCv3::AddAlignableVolumes() const
2028 // Create entries for alignable volumes associating the symbolic volume
2029 // name with the corresponding volume path. Needs to be syncronized with
2030 // eventual changes in the geometry.
2032 TString volpath1 = "ALIC_1/ZDCC_1/ZNEU_1";
2033 TString volpath2 = "ALIC_1/ZDCC_1/ZPRO_1";
2034 TString volpath3 = "ALIC_1/ZDCA_1/ZNEU_2";
2035 TString volpath4 = "ALIC_1/ZDCA_1/ZPRO_2";
2037 TString symname1="ZDC/NeutronZDC_C";
2038 TString symname2="ZDC/ProtonZDC_C";
2039 TString symname3="ZDC/NeutronZDC_A";
2040 TString symname4="ZDC/ProtonZDC_A";
2042 if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data()))
2043 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2045 if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data()))
2046 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2048 if(!gGeoManager->SetAlignableEntry(symname3.Data(),volpath3.Data()))
2049 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2051 if(!gGeoManager->SetAlignableEntry(symname4.Data(),volpath4.Data()))
2052 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2057 //_____________________________________________________________________________
2058 void AliZDCv3::Init()
2061 Int_t *idtmed = fIdtmed->GetArray();
2063 // Thresholds for showering in the ZDCs
2065 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2066 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2067 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2068 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2070 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2071 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2072 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2073 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2075 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2076 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2077 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2078 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2080 // Avoid too detailed showering in TDI
2082 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2083 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2084 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2085 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2087 // Avoid too detailed showering along the beam line
2088 i = 7; //iron with energy loss (ZIRON)
2089 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2090 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2091 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2092 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2094 // Avoid too detailed showering along the beam line
2095 i = 8; //iron with energy loss (ZIRONN)
2096 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2097 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2098 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2099 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2101 // Avoid too detailed showering along the beam line
2102 i = 13; //iron with energy loss (ZIRONN)
2103 gMC->Gstpar(idtmed[i], "CUTGAM", 1.);
2104 gMC->Gstpar(idtmed[i], "CUTELE", 1.);
2105 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2106 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2108 // Avoid interaction in fibers (only energy loss allowed)
2109 i = 3; //fibers (ZSI02)
2110 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2111 gMC->Gstpar(idtmed[i], "MULS", 0.);
2112 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2113 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2114 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2115 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2116 gMC->Gstpar(idtmed[i], "COMP", 0.);
2117 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2118 gMC->Gstpar(idtmed[i], "BREM", 0.);
2119 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2120 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2121 gMC->Gstpar(idtmed[i], "HADR", 0.);
2122 i = 4; //fibers (ZQUAR)
2123 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2124 gMC->Gstpar(idtmed[i], "MULS", 0.);
2125 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2126 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2127 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2128 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2129 gMC->Gstpar(idtmed[i], "COMP", 0.);
2130 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2131 gMC->Gstpar(idtmed[i], "BREM", 0.);
2132 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2133 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2134 gMC->Gstpar(idtmed[i], "HADR", 0.);
2136 // Avoid interaction in void
2137 i = 11; //void with field
2138 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2139 gMC->Gstpar(idtmed[i], "MULS", 0.);
2140 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2141 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2142 gMC->Gstpar(idtmed[i], "LOSS", 0.);
2143 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2144 gMC->Gstpar(idtmed[i], "COMP", 0.);
2145 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2146 gMC->Gstpar(idtmed[i], "BREM", 0.);
2147 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2148 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2149 gMC->Gstpar(idtmed[i], "HADR", 0.);
2152 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
2153 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
2154 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
2155 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
2156 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
2157 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
2158 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
2159 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
2162 //_____________________________________________________________________________
2163 void AliZDCv3::InitTables()
2166 // Read light tables for Cerenkov light production parameterization
2171 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
2172 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
2173 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
2175 // --- Reading light tables for ZN
2176 lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s");
2177 if((fp1 = fopen(lightfName1,"r")) == NULL){
2178 printf("Cannot open file fp1 \n");
2181 lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s");
2182 if((fp2 = fopen(lightfName2,"r")) == NULL){
2183 printf("Cannot open file fp2 \n");
2186 lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s");
2187 if((fp3 = fopen(lightfName3,"r")) == NULL){
2188 printf("Cannot open file fp3 \n");
2191 lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s");
2192 if((fp4 = fopen(lightfName4,"r")) == NULL){
2193 printf("Cannot open file fp4 \n");
2197 for(k=0; k<fNalfan; k++){
2198 for(j=0; j<fNben; j++){
2199 fscanf(fp1,"%f",&fTablen[0][k][j]);
2200 fscanf(fp2,"%f",&fTablen[1][k][j]);
2201 fscanf(fp3,"%f",&fTablen[2][k][j]);
2202 fscanf(fp4,"%f",&fTablen[3][k][j]);
2210 // --- Reading light tables for ZP and ZEM
2211 lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s");
2212 if((fp5 = fopen(lightfName5,"r")) == NULL){
2213 printf("Cannot open file fp5 \n");
2216 lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s");
2217 if((fp6 = fopen(lightfName6,"r")) == NULL){
2218 printf("Cannot open file fp6 \n");
2221 lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s");
2222 if((fp7 = fopen(lightfName7,"r")) == NULL){
2223 printf("Cannot open file fp7 \n");
2226 lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s");
2227 if((fp8 = fopen(lightfName8,"r")) == NULL){
2228 printf("Cannot open file fp8 \n");
2232 for(k=0; k<fNalfap; k++){
2233 for(j=0; j<fNbep; j++){
2234 fscanf(fp5,"%f",&fTablep[0][k][j]);
2235 fscanf(fp6,"%f",&fTablep[1][k][j]);
2236 fscanf(fp7,"%f",&fTablep[2][k][j]);
2237 fscanf(fp8,"%f",&fTablep[3][k][j]);
2245 //_____________________________________________________________________________
2246 void AliZDCv3::StepManager()
2249 // Routine called at every step in the Zero Degree Calorimeters
2251 Int_t j, vol[2]={0,0}, ibeta=0, ialfa=0, ibe=0, nphe=0;
2252 Float_t hits[11], x[3], xdet[3], um[3], ud[3];
2253 Float_t m=0., ekin=0., destep=0., be=0., out=0.;
2254 // Parametrization for light guide uniformity
2255 // NEW!!! Light guide tilted @ 51 degrees
2256 Float_t guiPar[4]={0.31,-0.0006305,0.01337,0.8895};
2257 Double_t s[3], p[3];
2260 for(j=0;j<11;j++) hits[j]=-999.;
2262 // --- This part is for no shower developement in beam pipe and TDI
2263 // If particle interacts with beam pipe or TDI -> return
2264 if((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){
2265 // If option NoShower is set -> StopTrack
2267 gMC->TrackPosition(s[0],s[1],s[2]);
2268 if(gMC->CurrentMedium() == fMedSensPI){
2269 knamed = gMC->CurrentVolName();
2270 if(!strncmp(knamed,"YMQ",3)){
2271 if(s[2]<0) fpLostITC += 1;
2272 else fpLostITA += 1;
2274 else if(!strncmp(knamed,"YD1",3)){
2275 if(s[2]<0) fpLostD1C += 1;
2276 else fpLostD1A += 1;
2278 else if(!strncmp(knamed,"QAL",3)) fnTrou++;
2280 else if(gMC->CurrentMedium() == fMedSensTDI){
2281 knamed = gMC->CurrentVolName();
2282 if(!strncmp(knamed,"MD1",3)){
2283 if(s[2]<0) fpLostD1C += 1;
2284 else fpLostD1A += 1;
2286 else if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
2287 else if(!strncmp(knamed,"QLU",3)){
2288 if(s[2]<0) fnLumiC ++;
2293 //gMC->TrackMomentum(p[0], p[1], p[2], p[3]);
2294 //printf("\t Particle: mass = %1.3f, E = %1.3f GeV, pz = %1.2f GeV -> stopped in volume %s\n",
2295 // gMC->TrackMass(), p[3], p[2], gMC->CurrentVolName());
2297 printf("\n\t **********************************\n");
2298 printf("\t ********** Side C **********\n");
2299 printf("\t # of spectators in IT = %d\n",fpLostITC);
2300 printf("\t # of spectators in D1 = %d\n",fpLostD1C);
2301 printf("\t # of spectators in luminometer = %d\n",fnLumiC);
2302 printf("\t ********** Side A **********\n");
2303 printf("\t # of spectators in IT = %d\n",fpLostITA);
2304 printf("\t # of spectators in D1 = %d\n",fpLostD1A);
2305 printf("\t # of spectators in TDI = %d\n",fpLostTDI);
2306 printf("\t # of spectators in luminometer = %d\n",fnLumiA);
2307 printf("\t # of spectators in trousers = %d\n",fnTrou);
2308 printf("\t **********************************\n");
2315 if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) ||
2316 (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) ||
2317 (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){
2320 //Particle coordinates
2321 gMC->TrackPosition(s[0],s[1],s[2]);
2322 for(j=0; j<=2; j++) x[j] = s[j];
2327 // Determine in which ZDC the particle is
2328 knamed = gMC->CurrentVolName();
2329 if(!strncmp(knamed,"ZN",2)){
2330 if(x[2]<0.) vol[0]=1; // ZNC (dimuon side)
2331 else if(x[2]>0.) vol[0]=4; //ZNA
2333 else if(!strncmp(knamed,"ZP",2)){
2334 if(x[2]<0.) vol[0]=2; //ZPC (dimuon side)
2335 else if(x[2]>0.) vol[0]=5; //ZPA
2337 else if(!strncmp(knamed,"ZE",2)) vol[0]=3; //ZEM
2339 // Determine in which quadrant the particle is
2340 if(vol[0]==1){ //Quadrant in ZNC
2341 // Calculating particle coordinates inside ZNC
2342 xdet[0] = x[0]-fPosZNC[0];
2343 xdet[1] = x[1]-fPosZNC[1];
2344 // Calculating quadrant in ZN
2346 if(xdet[1]<=0.) vol[1]=1;
2349 else if(xdet[0]>0.){
2350 if(xdet[1]<=0.) vol[1]=2;
2353 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2354 printf("\n ZDC StepManager->ERROR in ZN!!! vol[1] = %d, xdet[0] = %f,"
2355 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2358 else if(vol[0]==2){ //Quadrant in ZPC
2359 // Calculating particle coordinates inside ZPC
2360 xdet[0] = x[0]-fPosZPA[0];
2361 xdet[1] = x[1]-fPosZPA[1];
2362 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2363 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2364 // Calculating tower in ZP
2365 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
2366 for(int i=1; i<=4; i++){
2367 if(xqZP>=(i-3) && xqZP<(i-2)){
2372 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2373 printf(" ZDC StepManager->ERROR in ZP!!! vol[1] = %d, xdet[0] = %f,"
2374 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2377 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
2378 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
2379 else if(vol[0] == 3){
2382 // Particle x-coordinate inside ZEM1
2383 xdet[0] = x[0]-fPosZEM[0];
2387 // Particle x-coordinate inside ZEM2
2388 xdet[0] = x[0]+fPosZEM[0];
2390 xdet[1] = x[1]-fPosZEM[1];
2393 else if(vol[0]==4){ //Quadrant in ZNA
2394 // Calculating particle coordinates inside ZNA
2395 xdet[0] = x[0]-fPosZNA[0];
2396 xdet[1] = x[1]-fPosZNA[1];
2397 // Calculating quadrant in ZNA
2399 if(xdet[1]<=0.) vol[1]=1;
2402 else if(xdet[0]<0.){
2403 if(xdet[1]<=0.) vol[1]=2;
2406 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2407 printf("\n ZDC StepManager->ERROR in ZNA!!! vol[1] = %d, xdet[0] = %f,"
2408 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2411 else if(vol[0]==5){ //Quadrant in ZPA
2412 // Calculating particle coordinates inside ZPA
2413 xdet[0] = x[0]-fPosZPC[0];
2414 xdet[1] = x[1]-fPosZPC[1];
2415 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2416 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2417 // Calculating tower in ZP
2418 Float_t xqZP = -xdet[0]/(fDimZP[0]/2.);
2419 for(int i=1; i<=4; i++){
2420 if(xqZP>=(i-3) && xqZP<(i-2)){
2425 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2426 printf(" ZDC StepManager->ERROR in ZPA!!! vol[1] = %d, xdet[0] = %f,"
2427 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2431 // Store impact point and kinetic energy of the ENTERING particle
2433 if(gMC->IsTrackEntering()){
2435 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2437 // Impact point on ZDC
2445 Int_t curTrackN = gAlice->GetMCApp()->GetCurrentTrackNumber();
2446 TParticle *part = (gAlice->GetMCApp())->Particle(curTrackN);
2447 hits[10] = part->GetPdgCode();
2448 //printf("\t PDGCode = %d\n", part->GetPdgCode());
2450 AddHit(curTrackN, vol, hits);
2453 //printf("\t VolName %s -> det %d quad %d - x = %f, y = %f, z = %f\n",
2454 //knamed, vol[0], vol[1], x[0], x[1], x[2]);
2457 printf("\n # of particles in ZNC = %d\n\n",fnDetectedC);
2461 printf("\n # of particles in ZPC = %d\n\n",fpDetectedC);
2465 printf("\n # of particles in ZNA = %d\n\n",fnDetectedA);
2469 printf("\n # of particles in ZPA = %d\n\n",fpDetectedA);
2472 //printf("\t Particle: mass = %1.3f, E = %1.3f GeV, pz = %1.2f GeV -> stopped in volume %s\n",
2473 // gMC->TrackMass(), p[3], p[2], gMC->CurrentVolName());
2480 // Charged particles -> Energy loss
2481 if((destep=gMC->Edep())){
2482 if(gMC->IsTrackStop()){
2483 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2484 m = gMC->TrackMass();
2489 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2495 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2501 // *** Light production in fibres
2502 if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){
2504 //Select charged particles
2505 if((destep=gMC->Edep())){
2507 // Particle velocity
2509 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2510 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
2511 if(p[3] > 0.00001) beta = ptot/p[3];
2513 if(beta<0.67)return;
2514 else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
2515 else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
2516 else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
2517 else if(beta>0.95) ibeta = 3;
2519 // Angle between particle trajectory and fibre axis
2520 // 1 -> Momentum directions
2524 gMC->Gmtod(um,ud,2);
2525 // 2 -> Angle < limit angle
2526 Double_t alfar = TMath::ACos(ud[2]);
2527 Double_t alfa = alfar*kRaddeg;
2528 if(alfa>=110.) return;
2530 ialfa = Int_t(1.+alfa/2.);
2532 // Distance between particle trajectory and fibre axis
2533 gMC->TrackPosition(s[0],s[1],s[2]);
2534 for(j=0; j<=2; j++){
2537 gMC->Gmtod(x,xdet,1);
2538 if(TMath::Abs(ud[0])>0.00001){
2539 Float_t dcoeff = ud[1]/ud[0];
2540 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
2543 be = TMath::Abs(ud[0]);
2546 ibe = Int_t(be*1000.+1);
2547 //if((vol[0]==1)) radius = fFibZN[1];
2548 //else if((vol[0]==2)) radius = fFibZP[1];
2550 //Looking into the light tables
2551 Float_t charge = gMC->TrackCharge();
2553 if(vol[0]==1 || vol[0]==4) { // (1) ZN fibres
2554 if(ibe>fNben) ibe=fNben;
2555 out = charge*charge*fTablen[ibeta][ialfa][ibe];
2556 nphe = gRandom->Poisson(out);
2558 //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
2559 //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
2560 if(gMC->CurrentMedium() == fMedSensF1){
2561 hits[7] = nphe; //fLightPMQ
2564 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2568 hits[8] = nphe; //fLightPMC
2570 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2573 else if(vol[0]==2 || vol[0]==5) {// (2) ZP fibres
2574 if(ibe>fNbep) ibe=fNbep;
2575 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2576 nphe = gRandom->Poisson(out);
2577 if(gMC->CurrentMedium() == fMedSensF1){
2578 hits[7] = nphe; //fLightPMQ
2581 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2585 hits[8] = nphe; //fLightPMC
2587 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2590 else if((vol[0]==3)) { // (3) ZEM fibres
2591 if(ibe>fNbep) ibe=fNbep;
2592 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2593 gMC->TrackPosition(s[0],s[1],s[2]);
2598 // z-coordinate from ZEM front face
2599 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
2600 Float_t z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
2601 // z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
2602 // printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
2603 Float_t guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
2605 nphe = gRandom->Poisson(out);
2606 // printf(" out*guiEff = %f nphe = %d", out, nphe);
2609 hits[8] = nphe; //fLightPMC (ZEM1)
2611 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2614 hits[7] = nphe; //fLightPMQ (ZEM2)
2617 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);