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>
38 // --- AliRoot classes
52 //_____________________________________________________________________________
53 AliZDCv3::AliZDCv3() :
79 // Default constructor for Zero Degree Calorimeter
84 //_____________________________________________________________________________
85 AliZDCv3::AliZDCv3(const char *name, const char *title):
111 // Standard constructor for Zero Degree Calorimeter
114 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
116 AliModule* pipe=gAlice->GetModule("PIPE");
117 AliModule* abso=gAlice->GetModule("ABSO");
118 AliModule* dipo=gAlice->GetModule("DIPO");
119 AliModule* shil=gAlice->GetModule("SHIL");
120 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
121 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
126 for(ip=0; ip<4; ip++){
127 for(kp=0; kp<fNalfap; kp++){
128 for(jp=0; jp<fNbep; jp++){
129 fTablep[ip][kp][jp] = 0;
134 for(in=0; in<4; in++){
135 for(kn=0; kn<fNalfan; kn++){
136 for(jn=0; jn<fNben; jn++){
137 fTablen[in][kn][jn] = 0;
142 // Parameters for hadronic calorimeters geometry
151 fPosZNC[2] = -11650.;
154 fPosZPA[2] = -11600.;
167 // Parameters for EM calorimeter geometry
171 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
172 Float_t kDimZEMAir = 0.001; // scotch
173 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
174 Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
175 Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
176 fZEMLength = kDimZEM0;
180 //_____________________________________________________________________________
181 void AliZDCv3::CreateGeometry()
184 // Create the geometry for the Zero Degree Calorimeter version 2
185 //* Initialize COMMON block ZDC_CGEOM
192 //_____________________________________________________________________________
193 void AliZDCv3::CreateBeamLine()
196 // Create the beam line elements
199 Float_t zc, zq, zd1, zd2, zql, zd2l;
200 Float_t conpar[9], tubpar[3], tubspar[5], boxpar[3];
203 Int_t *idtmed = fIdtmed->GetArray();
205 ////////////////////////////////////////////////////////////////
207 // SIDE C - RB26 (dimuon side) //
209 ///////////////////////////////////////////////////////////////
212 // -- Mother of the ZDCs (Vacuum PCON)
224 gMC->Gsvolu("ZDCC", "PCON", idtmed[11], conpar, 9);
225 gMC->Gspos("ZDCC", 1, "ALIC", 0., 0., 0., 0, "ONLY");
228 // -- FIRST SECTION OF THE BEAM PIPE (from compensator dipole to
229 // the beginning of D1)
232 // From beginning of ZDC volumes to beginning of D1
233 tubpar[2] = (5838.3-zd1)/2.;
234 gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
235 gMC->Gspos("QT01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
237 //printf("\n QT01 TUBE pipe from z = %f to z= %f (D1 beg.)\n",-zd1,-2*tubpar[2]-zd1);
239 //-- SECOND SECTION OF THE BEAM PIPE (from the end of D1 to the
242 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1 + 13.5 cm
243 //-- Cylindrical pipe (r = 3.47) + conical flare
245 // -> Beginning of D1
249 tubpar[1] = 3.47+0.2;
250 tubpar[2] = 958.5/2.;
251 gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
252 gMC->Gspos("QT02", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
254 //printf("\n QT02 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
263 gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
264 gMC->Gspos("QC01", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
266 //printf("\n QC01 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
273 gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
274 gMC->Gspos("QT03", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
276 //printf("\n QT03 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
283 gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
284 gMC->Gspos("QT04", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
286 //printf("\n QT04 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
288 zd1 += tubpar[2] * 2.;
293 gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
294 gMC->Gspos("QT05", 1, "ZDCC", 0., 0., -tubpar[0]-zd1, 0, "ONLY");
296 //printf("\n QT05 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
298 zd1 += tubpar[2] * 2.;
303 gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
304 gMC->Gspos("QT06", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
306 //printf("\n QT06 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
308 zd1 += tubpar[2] * 2.;
315 gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
316 gMC->Gspos("QC02", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
318 //printf("\n QC02 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
320 zd1 += conpar[0] * 2.;
325 gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
326 gMC->Gspos("QT07", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
328 //printf("\n QT07 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
330 zd1 += tubpar[2] * 2.;
337 gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
338 gMC->Gspos("QC03", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
340 //printf("\n QC03 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
342 zd1 += conpar[0] * 2.;
346 tubpar[2] = 205.8/2.;
347 gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
348 gMC->Gspos("QT08", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
350 //printf("\n QT08 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
352 zd1 += tubpar[2] * 2.;
356 // QT09 is 10 cm longer to accomodate TDI
357 tubpar[2] = 515.4/2.;
358 gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
359 gMC->Gspos("QT09", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
361 //printf("\n QT09 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
363 zd1 += tubpar[2] * 2.;
367 // QT10 is 10 cm shorter
369 gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
370 gMC->Gspos("QT10", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
372 //printf("\n QT10 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
374 zd1 += tubpar[2] * 2.;
378 tubpar[2] = 778.5/2.;
379 gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
380 gMC->Gspos("QT11", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
382 //printf("\n QT11 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
384 zd1 += tubpar[2] * 2.;
386 conpar[0] = 14.18/2.;
391 gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
392 gMC->Gspos("QC04", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
394 //printf("\n QC04 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
396 zd1 += conpar[0] * 2.;
401 gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
402 gMC->Gspos("QT12", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
404 //printf("\n QT12 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
406 zd1 += tubpar[2] * 2.;
408 conpar[0] = 36.86/2.;
413 gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
414 gMC->Gspos("QC05", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
416 //printf("\n QC05 CONE pipe from z = %f to z= %f\n",-zd1,-2*conpar[0]-zd1);
418 zd1 += conpar[0] * 2.;
422 tubpar[2] = 927.3/2.;
423 gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
424 gMC->Gspos("QT13", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
426 //printf("\n QT13 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
428 zd1 += tubpar[2] * 2.;
433 gMC->Gsvolu("QT14", "TUBE", idtmed[8], tubpar, 3);
434 gMC->Gspos("QT14", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
436 //printf("\n QT14 TUBE pipe from z = %f to z= %f\n",-zd1,-2*tubpar[2]-zd1);
438 zd1 += tubpar[2] * 2.;
443 gMC->Gsvolu("QT15", "TUBE", idtmed[11], tubpar, 3);
444 //-- Position QT15 inside QT14
445 gMC->Gspos("QT15", 1, "QT14", -7.7, 0., 0., 0, "ONLY");
447 gMC->Gsvolu("QT16", "TUBE", idtmed[11], tubpar, 3);
448 //-- Position QT16 inside QT14
449 gMC->Gspos("QT16", 1, "QT14", 7.7, 0., 0., 0, "ONLY");
452 //-- BEAM PIPE BETWEEN END OF CONICAL PIPE AND BEGINNING OF D2
456 tubpar[2] = 680.8/2.;
457 gMC->Gsvolu("QT17", "TUBE", idtmed[7], tubpar, 3);
461 tubpar[2] = 680.8/2.;
462 gMC->Gsvolu("QT18", "TUBE", idtmed[7], tubpar, 3);
465 Float_t angle = 0.143*kDegrad; // Rotation angle
467 //AliMatrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
468 gMC->Matrix(im1, 90.+0.143, 0., 90., 90., 0.143, 0.); // x<0
469 gMC->Gspos("QT17", 1, "ZDCC", TMath::Sin(angle) * 680.8/ 2. - 9.4,
470 0., -tubpar[2]-zd1, im1, "ONLY");
472 //AliMatrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
473 gMC->Matrix(im2, 90.-0.143, 0., 90., 90., 0.143, 180.); // x>0 (ZP)
474 gMC->Gspos("QT18", 1, "ZDCC", 9.7 - TMath::Sin(angle) * 680.8 / 2.,
475 0., -tubpar[2]-zd1, im2, "ONLY");
477 // -- END OF BEAM PIPE VOLUME DEFINITION FOR SIDE C (RB26 SIDE)
478 // ----------------------------------------------------------------
480 ////////////////////////////////////////////////////////////////
484 ///////////////////////////////////////////////////////////////
486 // Rotation Matrices definition
487 Int_t irotpipe2, irotpipe1,irotpipe5, irotpipe6, irotpipe7, irotpipe8;
488 //-- rotation matrices for the tilted tube before and after the TDI
489 gMC->Matrix(irotpipe2,90.+6.3025,0.,90.,90.,6.3025,0.);
490 //-- rotation matrices for the tilted cone after the TDI to recenter vacuum chamber
491 gMC->Matrix(irotpipe1,90.-2.2918,0.,90.,90.,2.2918,180.);
492 //-- rotation matrices for the legs
493 gMC->Matrix(irotpipe5,90.-5.0109,0.,90.,90.,5.0109,180.);
494 gMC->Matrix(irotpipe6,90.+5.0109,0.,90.,90.,5.0109,0.);
495 gMC->Matrix(irotpipe7,90.-1.0027,0.,90.,90.,1.0027,180.);
496 gMC->Matrix(irotpipe8,90.+1.0027,0.,90.,90.,1.0027,0.);
498 // -- Mother of the ZDCs (Vacuum PCON)
499 zd2 = 1910.;// zd2 initial value
510 gMC->Gsvolu("ZDCA", "PCON", idtmed[10], conpar, 9);
511 gMC->Gspos("ZDCA", 1, "ALIC", 0., 0., 0., 0, "ONLY");
513 // BEAM PIPE from 19.10 m to inner triplet beginning (22.965 m)
516 tubpar[2] = 386.5/2.;
517 gMC->Gsvolu("QA01", "TUBE", idtmed[6], tubpar, 3);
518 gMC->Gspos("QA01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
520 //printf("\n QA01 TUBE from z = %f to z= %f (Inner triplet beg.)\n",zd2,2*tubpar[2]+zd2);
524 // -- FIRST SECTION OF THE BEAM PIPE (from beginning of inner triplet to
528 tubpar[2] = 3541.8/2.;
529 gMC->Gsvolu("QA02", "TUBE", idtmed[6], tubpar, 3);
530 gMC->Gspos("QA02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
532 //printf("\n QA02 TUBE from z = %f to z= %f (D1 beg.)\n",zd2,2*tubpar[2]+zd2);
537 // -- SECOND SECTION OF THE BEAM PIPE (from the beginning of D1 to the beginning of D2)
539 // FROM (MAGNETIC) BEGINNING OF D1 TO THE (MAGNETIC) END OF D1 + 126.5 cm
540 // CYLINDRICAL PIPE of diameter increasing from 6.75 cm up to 8.0 cm
541 // from magnetic end :
542 // 1) 80.1 cm still with ID = 6.75 radial beam screen
543 // 2) 2.5 cm conical section from ID = 6.75 to ID = 8.0 cm
544 // 3) 43.9 cm straight section (tube) with ID = 8.0 cm
546 //printf("\n Beginning of D1 at z= %f\n",zd2);
550 tubpar[2] = (945.0+80.1)/2.;
551 gMC->Gsvolu("QA03", "TUBE", idtmed[6], tubpar, 3);
552 gMC->Gspos("QA03", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
554 //printf("\n QA03 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
558 // Transition Cone from ID=67.5 mm to ID=80 mm
564 gMC->Gsvolu("QA04", "CONE", idtmed[6], conpar, 5);
565 gMC->Gspos("QA04", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
566 //printf(" QA04 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
573 gMC->Gsvolu("QA05", "TUBE", idtmed[6], tubpar, 3);
574 gMC->Gspos("QA05", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
576 //printf("\n QA05 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
580 // Bellow (ID=80 mm) - length = 0.2 m - VMAA
584 gMC->Gsvolu("QA06", "TUBE", idtmed[6], tubpar, 3);
585 gMC->Gspos("QA06", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
587 //printf(" QA06 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
591 // Beam Position Monitor (ID=80 mm) Cu - BPMSX
595 gMC->Gsvolu("QA07", "TUBE", idtmed[6], tubpar, 3);
596 gMC->Gspos("QA07", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
598 //printf(" QA07 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
602 // First section of VAEHI (tube ID=80mm)
606 gMC->Gsvolu("QAV1", "TUBE", idtmed[6], tubpar, 3);
607 gMC->Gspos("QAV1", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
609 //printf(" QAV1 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
613 // Second section of VAEHI (transition cone from ID=80mm to ID=98mm)
619 gMC->Gsvolu("QAV2", "CONE", idtmed[6], conpar, 5);
620 gMC->Gspos("QAV2", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
621 //printf(" QAV2 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
625 //Third section of VAEHI (transition cone from ID=98mm to ID=90mm)
631 gMC->Gsvolu("QAV3", "CONE", idtmed[6], conpar, 5);
632 gMC->Gspos("QAV3", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
633 //printf(" QAV3 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
637 // Fourth section of VAEHI (tube ID=90mm)
641 gMC->Gsvolu("QAV4", "TUBE", idtmed[6], tubpar, 3);
642 gMC->Gspos("QAV4", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
644 //printf(" QAV4 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
648 //---------------------------- TCDD beginning ----------------------------------
649 // space for the insertion of the collimator TCDD (2 m)
650 // TCDD ZONE - 1st volume
656 gMC->Gsvolu("Q01T", "CONE", idtmed[6], conpar, 5);
657 gMC->Gspos("Q01T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
658 //printf(" Q01T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
662 // TCDD ZONE - 2nd volume
666 gMC->Gsvolu("Q02T", "TUBE", idtmed[6], tubpar, 3);
667 gMC->Gspos("Q02T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
669 //printf(" Q02T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
673 // TCDD ZONE - third volume
679 gMC->Gsvolu("Q03T", "CONE", idtmed[6], conpar, 5);
680 gMC->Gspos("Q03T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
681 //printf(" Q03T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
685 // TCDD ZONE - 4th volume
689 gMC->Gsvolu("Q04T", "TUBE", idtmed[6], tubpar, 3);
690 gMC->Gspos("Q04T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
692 //printf(" Q04T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
696 // TCDD ZONE - 5th volume
699 tubpar[2] = 100.12/2.;
700 gMC->Gsvolu("Q05T", "TUBE", idtmed[6], tubpar, 3);
701 gMC->Gspos("Q05T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
703 //printf(" Q05T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
707 // TCDD ZONE - 6th volume
711 gMC->Gsvolu("Q06T", "TUBE", idtmed[6], tubpar, 3);
712 gMC->Gspos("Q06T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
714 //printf(" Q06T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
718 // TCDD ZONE - 7th volume
719 conpar[0] = 11.34/2.;
724 gMC->Gsvolu("Q07T", "CONE", idtmed[6], conpar, 5);
725 gMC->Gspos("Q07T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
726 //printf(" Q07T CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
730 // Upper section : one single phi segment of a tube
731 // 5 parameters for tubs: inner radius = 0.,
732 // outer radius = 7.5 cm, half length = 50 cm
733 // phi1 = 0., phi2 = 180.
735 tubspar[1] = 15.0/2.;
736 tubspar[2] = 100.0/2.;
739 gMC->Gsvolu("Q08T", "TUBS", idtmed[6], tubspar, 5);
741 //printf("\n upper part : one single phi segment of a tube (Q08T)\n");
743 // rectangular beam pipe inside TCDD upper section (Vacuum)
747 gMC->Gsvolu("Q09T", "BOX ", idtmed[10], boxpar, 3);
748 // positioning vacuum box in the upper section of TCDD
749 gMC->Gspos("Q09T", 1, "Q08T", 0., 1.25, 0., 0, "ONLY");
751 // lower section : one single phi segment of a tube
753 tubspar[1] = 15.0/2.;
754 tubspar[2] = 100.0/2.;
757 gMC->Gsvolu("Q10T", "TUBS", idtmed[6], tubspar, 5);
758 // rectangular beam pipe inside TCDD lower section (Vacuum)
762 gMC->Gsvolu("Q11T", "BOX ", idtmed[10], boxpar, 3);
763 // positioning vacuum box in the lower section of TCDD
764 gMC->Gspos("Q11T", 1, "Q10T", 0., -1.25, 0., 0, "ONLY");
766 // positioning TCDD elements in ZDC2, (inside TCDD volume)
767 gMC->Gspos("Q08T", 1, "ZDCA", 0., 2.5, -100+zd2, 0, "ONLY");
768 gMC->Gspos("Q10T", 1, "ZDCA", 0., -2.5, -100+zd2, 0, "ONLY");
774 gMC->Gsvolu("Q12T", "BOX ", idtmed[6], boxpar, 3);
775 // positioning RF screen at both sides of TCDD
776 gMC->Gspos("Q12T", 1, "ZDCA", tubspar[1]+boxpar[0], 0., -100+zd2, 0, "ONLY");
777 gMC->Gspos("Q12T", 2, "ZDCA", -tubspar[1]-boxpar[0], 0., -100+zd2, 0, "ONLY");
778 //---------------------------- TCDD end ---------------------------------------
780 // Bellow (ID=80 mm) - length = 0.3 m - VMAAB
784 gMC->Gsvolu("QA08", "TUBE", idtmed[8], tubpar, 3);
785 gMC->Gspos("QA08", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
787 //printf(" QA08 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
791 // Flange (ID=80 mm) Cu (first section of VCTCE)
795 gMC->Gsvolu("QA09", "TUBE", idtmed[6], tubpar, 3);
796 gMC->Gspos("QA09", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
798 //printf(" QA09 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
802 // transition cone from ID=80 to ID=212 (second section of VCTCE)
808 gMC->Gsvolu("QA10", "CONE", idtmed[6], conpar, 5);
809 gMC->Gspos("QA10", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
810 //printf(" QA10 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
814 // tube (ID=212 mm) Cu (third section of VCTCE)
817 tubpar[2] = 403.54/2.;
818 gMC->Gsvolu("QA11", "TUBE", idtmed[6], tubpar, 3);
819 gMC->Gspos("QA11", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
821 //printf(" QA11 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
825 // bellow (ID=212 mm) (VMBGA)
829 gMC->Gsvolu("QA12", "TUBE", idtmed[6], tubpar, 3);
830 gMC->Gspos("QA12", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
832 //printf(" QA12 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
836 // TDI valve assembly (ID=212 mm)
840 gMC->Gsvolu("QA13", "TUBE", idtmed[6], tubpar, 3);
841 gMC->Gspos("QA13", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
843 //printf(" QA13 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
847 // bellow (ID=212 mm) (VMBGA)
851 gMC->Gsvolu("QA14", "TUBE", idtmed[6], tubpar, 3);
852 gMC->Gspos("QA14", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
854 //printf(" QA14 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
858 // skewed transition piece (ID=212 mm) (before TDI)
862 gMC->Gsvolu("QA15", "TUBE", idtmed[6], tubpar, 3);
863 gMC->Gspos("QA15", 1, "ZDCA", 1.10446, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
865 //printf(" QA15 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
869 // Vacuum chamber containing TDI
872 tubpar[2] = 540.0/2.;
873 gMC->Gsvolu("Q13T", "TUBE", idtmed[6], tubpar, 3);
874 gMC->Gspos("Q13T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
876 //printf(" Q13T TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
880 //---------------- INSERT TDI INSIDE Q13T -----------------------------------
883 boxpar[2] = 540.0/2.;
884 gMC->Gsvolu("QTD1", "BOX ", idtmed[6], boxpar, 3);
885 gMC->Gspos("QTD1", 1, "Q13T", -3.8, 10.5, 0., 0, "ONLY");
888 boxpar[2] = 540.0/2.;
889 gMC->Gsvolu("QTD2", "BOX ", idtmed[6], boxpar, 3);
890 gMC->Gspos("QTD2", 1, "Q13T", -3.8, -10.5, 0., 0, "ONLY");
893 boxpar[2] = 540.0/2.;
894 gMC->Gsvolu("QTD3", "BOX ", idtmed[6], boxpar, 3);
895 gMC->Gspos("QTD3", 1, "Q13T", -3.8+5.5+boxpar[0], 6.1, 0., 0, "ONLY");
896 gMC->Gspos("QTD3", 2, "Q13T", -3.8+5.5+boxpar[0], -6.1, 0., 0, "ONLY");
897 gMC->Gspos("QTD3", 3, "Q13T", -3.8-5.5-boxpar[0], 6.1, 0., 0, "ONLY");
898 gMC->Gspos("QTD3", 4, "Q13T", -3.8-5.5-boxpar[0], -6.1, 0., 0, "ONLY");
900 tubspar[0] = 12.0/2.;
901 tubspar[1] = 12.4/2.;
902 tubspar[2] = 540.0/2.;
905 gMC->Gsvolu("QTD4", "TUBS", idtmed[6], tubspar, 5);
906 gMC->Gspos("QTD4", 1, "Q13T", -3.8-10.6, 0., 0., 0, "ONLY");
907 tubspar[0] = 12.0/2.;
908 tubspar[1] = 12.4/2.;
909 tubspar[2] = 540.0/2.;
912 gMC->Gsvolu("QTD5", "TUBS", idtmed[6], tubspar, 5);
913 gMC->Gspos("QTD5", 1, "Q13T", -3.8+10.6, 0., 0., 0, "ONLY");
914 //---------------- END DEFINING TDI INSIDE Q13T -------------------------------
916 // skewed transition piece (ID=212 mm) (after TDI)
920 gMC->Gsvolu("QA16", "TUBE", idtmed[6], tubpar, 3);
921 gMC->Gspos("QA16", 1, "ZDCA", 1.10446+2.2, 0., tubpar[2]+zd2, irotpipe2, "ONLY");
923 //printf(" QA16 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
927 // bellow (ID=212 mm) (VMBGA)
931 gMC->Gsvolu("QA17", "TUBE", idtmed[6], tubpar, 3);
932 gMC->Gspos("QA17", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
934 //printf(" QA17 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
938 // TDI valve assembly (ID=212 mm)
942 gMC->Gsvolu("QA18", "TUBE", idtmed[6], tubpar, 3);
943 gMC->Gspos("QA18", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
945 //printf(" QA18 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
949 // bellow (ID=212 mm) (VMBGA)
953 gMC->Gsvolu("QA19", "TUBE", idtmed[6], tubpar, 3);
954 gMC->Gspos("QA19", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
956 //printf(" QA19 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
960 // vacuum chamber (ID=212 mm) (BTVST)
964 gMC->Gsvolu("QA20", "TUBE", idtmed[6], tubpar, 3);
965 gMC->Gspos("QA20", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
967 //printf(" QA20 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
971 // bellow (ID=212 mm) (VMBGA) repeated 3 times
974 tubpar[2] = 120.0/2.;
975 gMC->Gsvolu("QA21", "TUBE", idtmed[6], tubpar, 3);
976 gMC->Gspos("QA21", 1, "ZDCA", 4.4, 0., tubpar[2]+zd2, 0, "ONLY");
978 //printf(" QA21 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
982 // skewed transition cone from ID=212 mm to ID=797 mm SS for the moment
983 conpar[0] = 110.0/2.;
988 gMC->Gsvolu("QA22", "CONE", idtmed[6], conpar, 5);
989 gMC->Gspos("QA22", 1, "ZDCA", 4.4-2.201, 0., conpar[0]+zd2, irotpipe1, "ONLY");
990 //printf(" QA22 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
994 // beam pipe (ID=797 mm) SS
997 tubpar[2] = 2393.05/2.;
998 gMC->Gsvolu("QA23", "TUBE", idtmed[6], tubpar, 3);
999 gMC->Gspos("QA23", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1001 printf("\n beam pipe (ID=797 mm) SS\n");
1002 printf(" QA23 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1004 zd2 += 2.*tubpar[2];
1006 // Transition from ID=797 mm to ID=196 mm SS for the moment:
1008 // in order to simulate the thin window opened in the transition cone
1009 // we divide the transition cone in three cones:
1010 // the first 8 mm thick
1011 // the second 3 mm thick
1012 // the third 8 mm thick
1015 conpar[0] = 9.09/2.; // 15 degree
1016 conpar[1] = 79.7/2.;
1017 conpar[2] = 81.3/2.; // thickness 8 mm
1018 conpar[3] = 74.82868/2.;
1019 conpar[4] = 76.42868/2.; // thickness 8 mm
1020 gMC->Gsvolu("Q24A", "CONE", idtmed[6], conpar, 5);
1021 gMC->Gspos("Q24A", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1022 //printf(" Q24A CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1024 zd2 += 2.*conpar[0];
1027 conpar[0] = 96.2/2.; // 15 degree
1028 conpar[1] = 74.82868/2.;
1029 conpar[2] = 75.42868/2.; // thickness 3 mm
1030 conpar[3] = 23.19588/2.;
1031 conpar[4] = 23.79588/2.; // thickness 3 mm
1032 gMC->Gsvolu("QA25", "CONE", idtmed[6], conpar, 5);
1033 gMC->Gspos("QA25", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1034 //printf(" QA25 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1036 zd2 += 2.*conpar[0];
1039 conpar[0] = 6.71/2.; // 15 degree
1040 conpar[1] = 23.19588/2.;
1041 conpar[2] = 24.79588/2.;// thickness 8 mm
1042 conpar[3] = 19.6/2.;
1043 conpar[4] = 21.2/2.;// thickness 8 mm
1044 gMC->Gsvolu("QA26", "CONE", idtmed[6], conpar, 5);
1045 gMC->Gspos("QA26", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1046 //printf(" QA26 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1048 zd2 += 2.*conpar[0];
1050 // beam pipe (ID=196 mm)
1051 tubpar[0] = 19.6/2.;
1052 tubpar[1] = 21.2/2.;
1053 tubpar[2] = 9.55/2.;
1054 gMC->Gsvolu("QA27", "TUBE", idtmed[6], tubpar, 3);
1055 gMC->Gspos("QA27", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1057 //printf(" QA27 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1059 zd2 += 2.*tubpar[2];
1061 // Flange (ID=196 mm)
1062 tubpar[0] = 19.6/2.;
1063 tubpar[1] = 25.3/2.;
1065 gMC->Gsvolu("QF01", "TUBE", idtmed[6], tubpar, 3);
1066 gMC->Gspos("QF01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1068 //printf(" QF01 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1070 zd2 += 2.*tubpar[2];
1072 // Special Warm Module (made by 5 volumes)
1073 tubpar[0] = 20.2/2.;
1074 tubpar[1] = 20.6/2.;
1075 tubpar[2] = 2.15/2.;
1076 gMC->Gsvolu("QA28", "TUBE", idtmed[6], tubpar, 3);
1077 gMC->Gspos("QA28", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1079 //printf(" QA28 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1081 zd2 += 2.*tubpar[2];
1084 conpar[1] = 20.2/2.;
1085 conpar[2] = 20.6/2.;
1086 conpar[3] = 23.9/2.;
1087 conpar[4] = 24.3/2.;
1088 gMC->Gsvolu("QA29", "CONE", idtmed[6], conpar, 5);
1089 gMC->Gspos("QA29", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1091 //printf(" QA29 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1093 zd2 += 2.*conpar[0];
1095 tubpar[0] = 23.9/2.;
1096 tubpar[1] = 25.5/2.;
1097 tubpar[2] = 17.0/2.;
1098 gMC->Gsvolu("QA30", "TUBE", idtmed[6], tubpar, 3);
1099 gMC->Gspos("QA30", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1101 //printf(" QA30 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1103 zd2 += 2.*tubpar[2];
1106 conpar[1] = 23.9/2.;
1107 conpar[2] = 24.3/2.;
1108 conpar[3] = 20.2/2.;
1109 conpar[4] = 20.6/2.;
1110 gMC->Gsvolu("QA31", "CONE", idtmed[6], conpar, 5);
1111 gMC->Gspos("QA31", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1113 //printf(" QA31 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1115 zd2 += 2.*conpar[0];
1117 tubpar[0] = 20.2/2.;
1118 tubpar[1] = 20.6/2.;
1119 tubpar[2] = 2.15/2.;
1120 gMC->Gsvolu("QA32", "TUBE", idtmed[6], tubpar, 3);
1121 gMC->Gspos("QA32", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1123 //printf(" QA32 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1125 zd2 += 2.*tubpar[2];
1127 // Flange (ID=196 mm)
1128 tubpar[0] = 19.6/2.;
1129 tubpar[1] = 25.3/2.;
1131 gMC->Gsvolu("QF02", "TUBE", idtmed[6], tubpar, 3);
1132 gMC->Gspos("QF02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1134 //printf(" QF02 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1136 zd2 += 2.*tubpar[2];
1138 // simulation of the trousers (VCTYB)
1139 // (last design -mail 3/6/05)
1140 // pipe: a tube (ID = 196. OD = 200.)
1141 tubpar[0] = 19.6/2.;
1142 tubpar[1] = 20.0/2.;
1144 gMC->Gsvolu("QA33", "TUBE", idtmed[6], tubpar, 3);
1145 gMC->Gspos("QA33", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1147 //printf(" QA33 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1149 zd2 += 2.*tubpar[2];
1151 // transition cone from ID=196. to ID=216.6
1152 conpar[0] = 32.55/2.;
1153 conpar[1] = 19.6/2.;
1154 conpar[2] = 20.0/2.;
1155 conpar[3] = 21.66/2.;
1156 conpar[4] = 22.06/2.;
1157 gMC->Gsvolu("QA34", "CONE", idtmed[6], conpar, 5);
1158 gMC->Gspos("QA34", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1160 //printf(" QA34 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1162 zd2 += 2.*conpar[0];
1164 // Flange: first support for the trousers
1165 boxpar[0] = 25.3/2.;
1166 boxpar[1] = 25.3/2.;
1168 gMC->Gsvolu("QF03", "BOX ", idtmed[6], boxpar, 3);
1170 tubpar[1] = 22.06/2.;
1172 gMC->Gsvolu("QFV1", "TUBE", idtmed[10], tubpar, 3);
1173 gMC->Gspos("QFV1", 1, "QF03", 0., 0., 0., 0, "MANY");
1174 gMC->Gspos("QF03", 1, "ZDCA", 0., 0., 14.3+zd2, 0, "MANY");
1176 //printf("\n Flange: first support for the trousers\n");
1179 tubpar[0] = 21.66/2.;
1180 tubpar[1] = 22.06/2.;
1181 tubpar[2] = 28.6/2.;
1182 gMC->Gsvolu("QA35", "TUBE", idtmed[6], tubpar, 3);
1183 gMC->Gspos("QA35", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1185 //printf("\n QA35 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1187 zd2 += 2.*tubpar[2];
1189 // legs of the trousers
1190 conpar[0] = (90.1+0.8)/2.;
1192 conpar[2] = 21.6/2.;
1195 gMC->Gsvolu("QAL1", "CONE", idtmed[6], conpar, 5);
1196 gMC->Gsvolu("QAL2", "CONE", idtmed[6], conpar, 5);
1197 gMC->Gspos("QAL1", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "MANY");
1198 gMC->Gspos("QAL2", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "MANY");
1200 conpar[0] = (90.1+0.8)/2.;
1202 conpar[2] = 21.2/2.;
1205 gMC->Gsvolu("QAL3", "CONE", idtmed[10], conpar, 5);
1206 gMC->Gsvolu("QAL4", "CONE", idtmed[10], conpar, 5);
1207 gMC->Gspos("QAL3", 1, "ZDCA", -3.45-0.52, 0., (90.1/2.)+zd2, irotpipe5, "ONLY");
1208 gMC->Gspos("QAL4", 1, "ZDCA", 3.45+0.52, 0., (90.1/2.)+zd2, irotpipe6, "ONLY");
1212 // second section : 2 tubes (ID = 54. OD = 58.)
1215 tubpar[2] = 40.0/2.;
1216 gMC->Gsvolu("QA36", "TUBE", idtmed[6], tubpar, 3);
1217 gMC->Gspos("QA36", 1, "ZDCA", -15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1218 gMC->Gspos("QA36", 2, "ZDCA", 15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1220 //printf(" QA36 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1222 zd2 += 2.*tubpar[2];
1224 // transition x2zdc to recombination chamber : skewed cone
1230 gMC->Gsvolu("QA37", "CONE", idtmed[6], conpar, 5);
1231 gMC->Gspos("QA37", 1, "ZDCA", -7.9-0.175, 0., conpar[0]+zd2, irotpipe7, "ONLY");
1232 gMC->Gspos("QA37", 2, "ZDCA", 7.9+0.175, 0., conpar[0]+zd2, irotpipe8, "ONLY");
1233 //printf(" QA37 CONE from z = %f to z= %f\n",zd2,2*conpar[0]+zd2);
1235 zd2 += 2.*conpar[0];
1237 // Flange: second support for the trousers
1238 boxpar[0] = 25.9/2.;
1241 gMC->Gsvolu("QF04", "BOX ", idtmed[6], boxpar, 3);
1242 boxpar[0] = 16.5/2.;
1245 gMC->Gsvolu("QFV2", "BOX ", idtmed[10], boxpar, 3);
1246 gMC->Gspos("QFV2", 1, "QF04", 0., 0., 0., 0, "MANY");
1247 tubspar[0] = 0.0/2.;
1252 gMC->Gsvolu("QFV3", "TUBS", idtmed[10], tubspar, 5);
1253 gMC->Gspos("QFV3", 1, "QF04", -16.5/2., 0., 0., 0, "MANY");
1254 tubspar[0] = 0.0/2.;
1259 gMC->Gsvolu("QFV4", "TUBS", idtmed[10], tubspar, 5);
1260 gMC->Gspos("QFV4", 1, "QF04", 16.5/2., 0., 0., 0, "MANY");
1261 gMC->Gspos("QF04", 1, "ZDCA", 0., 0., 18.5+zd2, 0, "MANY");
1264 // 2 tubes (ID = 63 mm OD=70 mm)
1267 tubpar[2] = 512.9/2.;
1268 gMC->Gsvolu("QA38", "TUBE", idtmed[6], tubpar, 3);
1269 gMC->Gspos("QA38", 1, "ZDCA", -16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1270 gMC->Gspos("QA38", 2, "ZDCA", 16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1271 //printf(" QA38 TUBE from z = %f to z= %f\n",zd2,2*tubpar[2]+zd2);
1273 zd2 += 2.*tubpar[2];
1274 //printf("\n END OF BEAM PIPE VOLUME DEFINITION AT z= %f\n",zd2);
1275 //printf(" MAGNET DEFINITION FOLLOWS\n\n");
1278 // ----------------------------------------------------------------
1279 // -- MAGNET DEFINITION -> LHC OPTICS 6.5
1280 // ----------------------------------------------------------------
1281 // ***************************************************************
1282 // SIDE C - RB26 (dimuon side)
1283 // ***************************************************************
1284 // -- COMPENSATOR DIPOLE (MBXW)
1287 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1290 tubpar[2] = 170./2.;
1291 gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
1296 tubpar[2] = 170./2.;
1297 gMC->Gsvolu("YMBX", "TUBE", idtmed[13], tubpar, 3);
1299 gMC->Gspos("MBXW", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1300 gMC->Gspos("YMBX", 1, "ZDCC", 0., 0., -tubpar[2]-zc, 0, "ONLY");
1306 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
1308 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1311 tubpar[2] = 637./2.;
1312 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
1317 tubpar[2] = 637./2.;
1318 gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
1320 gMC->Gspos("MQXL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1321 gMC->Gspos("YMQL", 1, "ZDCC", 0., 0., -tubpar[2]-zq, 0, "ONLY");
1323 gMC->Gspos("MQXL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY");
1324 gMC->Gspos("YMQL", 2, "ZDCC", 0., 0., -tubpar[2]-zq-2430., 0, "ONLY");
1327 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1330 tubpar[2] = 550./2.;
1331 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
1336 tubpar[2] = 550./2.;
1337 gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
1339 gMC->Gspos("MQX ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1340 gMC->Gspos("YMQ ", 1, "ZDCC", 0., 0., -tubpar[2]-zq-908.5, 0, "ONLY");
1342 gMC->Gspos("MQX ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1343 gMC->Gspos("YMQ ", 2, "ZDCC", 0., 0., -tubpar[2]-zq-1558.5, 0, "ONLY");
1345 // -- SEPARATOR DIPOLE D1
1348 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1350 tubpar[1] = 6.94/2.;
1351 tubpar[2] = 945./2.;
1352 gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
1354 // -- Insert horizontal Cu plates inside D1
1355 // -- (to simulate the vacuum chamber)
1356 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
1359 gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
1360 gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
1361 gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
1366 tubpar[2] = 945./2.;
1367 gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
1369 gMC->Gspos("YD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
1370 gMC->Gspos("MD1 ", 1, "YD1 ", 0., 0., 0., 0, "ONLY");
1373 // --- LHC optics v6.4
1376 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1379 tubpar[2] = 945./2.;
1380 gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
1385 tubpar[2] = 945./2.;
1386 gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
1388 gMC->Gspos("YD2 ", 1, "ZDCC", 0., 0., -tubpar[2]-zd2, 0, "ONLY");
1390 gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
1391 gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
1393 // ***************************************************************
1395 // ***************************************************************
1397 // COMPENSATOR DIPOLE (MCBWA) (2nd compensator)
1398 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1401 tubpar[2] = 153./2.;
1402 gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
1403 gMC->Gspos("MCBW", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1408 tubpar[2] = 153./2.;
1409 gMC->Gsvolu("YMCB", "TUBE", idtmed[8], tubpar, 3);
1410 gMC->Gspos("YMCB", 1, "ZDCA", 0., 0., tubpar[2]+1972.5, 0, "ONLY");
1416 // -- DEFINE MQX1 AND MQX2 QUADRUPOLE ELEMENT
1418 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1421 tubpar[2] = 637./2.;
1422 gMC->Gsvolu("MQX1", "TUBE", idtmed[11], tubpar, 3);
1427 tubpar[2] = 637./2.;
1428 gMC->Gsvolu("YMQ1", "TUBE", idtmed[8], tubpar, 3);
1430 // -- BEAM SCREEN FOR Q1
1431 tubpar[0] = 4.78/2.;
1432 tubpar[1] = 5.18/2.;
1433 tubpar[2] = 637./2.;
1434 gMC->Gsvolu("QBS1", "TUBE", idtmed[6], tubpar, 3);
1435 gMC->Gspos("QBS1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1436 // INSERT VERTICAL PLATE INSIDE Q1
1437 boxpar[0] = 0.2/2.0;
1438 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(1.9+0.2)*(1.9+0.2));
1440 gMC->Gsvolu("QBS2", "BOX ", idtmed[6], boxpar, 3);
1441 gMC->Gspos("QBS2", 1, "ZDCA", 1.9+boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1442 gMC->Gspos("QBS2", 2, "ZDCA", -1.9-boxpar[0], 0., boxpar[2]+zql, 0, "ONLY");
1444 // -- BEAM SCREEN FOR Q3
1445 tubpar[0] = 5.79/2.;
1446 tubpar[1] = 6.14/2.;
1447 tubpar[2] = 637./2.;
1448 gMC->Gsvolu("QBS3", "TUBE", idtmed[6], tubpar, 3);
1449 gMC->Gspos("QBS3", 1, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1450 // INSERT VERTICAL PLATE INSIDE Q3
1451 boxpar[0] = 0.2/2.0;
1452 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1454 gMC->Gsvolu("QBS4", "BOX ", idtmed[6], boxpar, 3);
1455 gMC->Gspos("QBS4", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1456 gMC->Gspos("QBS4", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+2400., 0, "ONLY");
1459 gMC->Gspos("MQX1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "MANY");
1460 gMC->Gspos("YMQ1", 1, "ZDCA", 0., 0., tubpar[2]+zql, 0, "ONLY");
1463 gMC->Gspos("MQX1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "MANY");
1464 gMC->Gspos("YMQ1", 2, "ZDCA", 0., 0., tubpar[2]+zql+2400., 0, "ONLY");
1468 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1471 tubpar[2] = 550./2.;
1472 gMC->Gsvolu("MQX2", "TUBE", idtmed[11], tubpar, 3);
1477 tubpar[2] = 550./2.;
1478 gMC->Gsvolu("YMQ2", "TUBE", idtmed[8], tubpar, 3);
1481 // -- BEAM SCREEN FOR Q2
1482 tubpar[0] = 5.79/2.;
1483 tubpar[1] = 6.14/2.;
1484 tubpar[2] = 550./2.;
1485 gMC->Gsvolu("QBS5", "TUBE", idtmed[6], tubpar, 3);
1486 // VERTICAL PLATE INSIDE Q2
1487 boxpar[0] = 0.2/2.0;
1488 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1490 gMC->Gsvolu("QBS6", "BOX ", idtmed[6], boxpar, 3);
1493 gMC->Gspos("MQX2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "MANY");
1494 gMC->Gspos("QBS5", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1495 gMC->Gspos("QBS6", 1, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1496 gMC->Gspos("QBS6", 2, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+908.5, 0, "ONLY");
1497 gMC->Gspos("YMQ2", 1, "ZDCA", 0., 0., tubpar[2]+zql+908.5, 0, "ONLY");
1501 gMC->Gspos("MQX2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "MANY");
1502 gMC->Gspos("QBS5", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1503 gMC->Gspos("QBS6", 3, "ZDCA", 2.405+boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1504 gMC->Gspos("QBS6", 4, "ZDCA", -2.405-boxpar[0], 0., boxpar[2]+zql+1558.5, 0, "ONLY");
1505 gMC->Gspos("YMQ2", 2, "ZDCA", 0., 0., tubpar[2]+zql+1558.5, 0, "ONLY");
1507 // -- SEPARATOR DIPOLE D1
1510 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1512 tubpar[1] = 6.75/2.;
1513 tubpar[2] = 945./2.;
1514 gMC->Gsvolu("MD1L", "TUBE", idtmed[11], tubpar, 3);
1516 // -- The beam screen tube is provided by the beam pipe in D1 (QA03 volume)
1517 // -- Insert the beam screen horizontal Cu plates inside D1
1518 // -- (to simulate the vacuum chamber)
1519 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.885+0.2)*(2.885+0.2));
1521 boxpar[2] =(945.+80.1)/2.;
1522 gMC->Gsvolu("QBS7", "BOX ", idtmed[6], boxpar, 3);
1523 gMC->Gspos("QBS7", 1, "ZDCA", 0., 2.885+boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1524 gMC->Gspos("QBS7", 2, "ZDCA", 0., -2.885-boxpar[1],boxpar[2]+zd2, 0, "ONLY");
1527 tubpar[0] = 7.34/2.; // to be checked
1529 tubpar[2] = 945./2.;
1530 gMC->Gsvolu("YD1L", "TUBE", idtmed[8], tubpar, 3);
1532 gMC->Gspos("YD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1533 gMC->Gspos("MD1L", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "MANY");
1537 // --- LHC optics v6.5
1540 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1542 tubpar[1] = 7.5/2.; // this has to be checked
1543 tubpar[2] = 945./2.;
1544 gMC->Gsvolu("MD2L", "TUBE", idtmed[11], tubpar, 3);
1549 tubpar[2] = 945./2.;
1550 gMC->Gsvolu("YD2L", "TUBE", idtmed[8], tubpar, 3);
1552 gMC->Gspos("YD2L", 1, "ZDCA", 0., 0., tubpar[2]+zd2l, 0, "ONLY");
1554 gMC->Gspos("MD2L", 1, "YD2L", -9.4, 0., 0., 0, "ONLY");
1555 gMC->Gspos("MD2L", 2, "YD2L", 9.4, 0., 0., 0, "ONLY");
1557 // -- END OF MAGNET DEFINITION
1560 //_____________________________________________________________________________
1561 void AliZDCv3::CreateZDC()
1564 // Create the various ZDCs (ZN + ZP)
1567 Float_t dimPb[6], dimVoid[6];
1569 Int_t *idtmed = fIdtmed->GetArray();
1571 // Parameters for hadronic calorimeters geometry
1572 // NB -> parameters used ONLY in CreateZDC()
1573 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
1574 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
1575 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
1576 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
1577 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
1578 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
1580 // Parameters for EM calorimeter geometry
1581 // NB -> parameters used ONLY in CreateZDC()
1582 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
1583 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
1584 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
1585 Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
1586 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
1587 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
1590 //-- Create calorimeters geometry
1592 // -------------------------------------------------------------------------------
1593 //--> Neutron calorimeter (ZN)
1595 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
1596 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
1597 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
1598 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
1599 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
1600 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
1601 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
1602 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
1603 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
1605 // Divide ZNEU in towers (for hits purposes)
1607 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
1608 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
1610 //-- Divide ZN1 in minitowers
1611 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
1612 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
1613 // (4 fibres per minitower)
1615 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
1616 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
1618 // --- Position the empty grooves in the sticks (4 grooves per stick)
1619 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
1620 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
1622 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1623 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1624 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1625 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1627 // --- Position the fibers in the grooves
1628 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
1629 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
1630 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
1631 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
1633 // --- Position the neutron calorimeter in ZDC
1634 // -- Rotation of ZDCs
1636 gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
1638 gMC->Gspos("ZNEU", 1, "ZDCC", fPosZNC[0], fPosZNC[1], fPosZNC[2]-fDimZN[2], irotzdc, "ONLY");
1640 //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
1642 // --- Position the neutron calorimeter in ZDC2 (left line)
1643 // -- No Rotation of ZDCs
1644 gMC->Gspos("ZNEU", 2, "ZDCA", fPosZNA[0], fPosZNA[1], fPosZNA[2]+fDimZN[2], 0, "ONLY");
1646 //printf("\n ZN left -> %f < z < %f cm\n",fPosZNl[2],fPosZNl[2]+2*fDimZN[2]);
1649 // -------------------------------------------------------------------------------
1650 //--> Proton calorimeter (ZP)
1652 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
1653 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
1654 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
1655 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
1656 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
1657 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
1658 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
1659 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
1660 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
1662 //-- Divide ZPRO in towers(for hits purposes)
1664 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
1665 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
1668 //-- Divide ZP1 in minitowers
1669 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
1670 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
1671 // (4 fiber per minitower)
1673 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
1674 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
1676 // --- Position the empty grooves in the sticks (4 grooves per stick)
1677 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
1678 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
1680 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1681 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1682 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1683 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1685 // --- Position the fibers in the grooves
1686 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
1687 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
1688 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
1689 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
1692 // --- Position the proton calorimeter in ZDCC
1693 gMC->Gspos("ZPRO", 1, "ZDCC", fPosZPA[0], fPosZPA[1], fPosZPA[2]-fDimZP[2], irotzdc, "ONLY");
1695 //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
1697 // --- Position the proton calorimeter in ZDCA
1699 gMC->Gspos("ZPRO", 2, "ZDCA", fPosZPC[0], fPosZPC[1], fPosZPC[2]+fDimZP[2], 0, "ONLY");
1701 //printf("\n ZP left -> %f < z < %f cm\n",fPosZPl[2],fPosZPl[2]+2*fDimZP[2]);
1704 // -------------------------------------------------------------------------------
1705 // -> EM calorimeter (ZEM)
1707 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
1710 gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
1711 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
1712 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
1714 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
1716 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
1718 dimPb[0] = kDimZEMPb; // Lead slices
1719 dimPb[1] = fDimZEM[2];
1720 dimPb[2] = fDimZEM[1];
1721 //dimPb[3] = fDimZEM[3]; //controllare
1722 dimPb[3] = 90.-fDimZEM[3]; //originale
1725 gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
1726 gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
1727 gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
1729 // --- Position the lead slices in the tranche
1730 Float_t zTran = fDimZEM[0]/fDivZEM[2];
1731 Float_t zTrPb = -zTran+kDimZEMPb;
1732 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
1733 gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
1735 // --- Vacuum zone (to be filled with fibres)
1736 dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
1737 dimVoid[1] = fDimZEM[2];
1738 dimVoid[2] = fDimZEM[1];
1739 dimVoid[3] = 90.-fDimZEM[3];
1742 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
1743 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
1745 // --- Divide the vacuum slice into sticks along x axis
1746 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
1747 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
1749 // --- Positioning the fibers into the sticks
1750 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
1751 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
1753 // --- Positioning the vacuum slice into the tranche
1754 Float_t displFib = fDimZEM[1]/fDivZEM[0];
1755 gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
1756 gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., displFib, 0, "ONLY");
1758 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
1759 // NB -> ZEM is positioned in ALIC (instead of in ZDC) volume
1760 gMC->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1762 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
1763 gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1765 // --- Adding last slice at the end of the EM calorimeter
1766 Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
1767 gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
1769 //printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
1770 //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
1774 //_____________________________________________________________________________
1775 void AliZDCv3::DrawModule() const
1778 // Draw a shaded view of the Zero Degree Calorimeter version 1
1781 // Set everything unseen
1782 gMC->Gsatt("*", "seen", -1);
1784 // Set ALIC mother transparent
1785 gMC->Gsatt("ALIC","SEEN",0);
1787 // Set the volumes visible
1788 gMC->Gsatt("ZDCC","SEEN",0);
1789 gMC->Gsatt("QT01","SEEN",1);
1790 gMC->Gsatt("QT02","SEEN",1);
1791 gMC->Gsatt("QT03","SEEN",1);
1792 gMC->Gsatt("QT04","SEEN",1);
1793 gMC->Gsatt("QT05","SEEN",1);
1794 gMC->Gsatt("QT06","SEEN",1);
1795 gMC->Gsatt("QT07","SEEN",1);
1796 gMC->Gsatt("QT08","SEEN",1);
1797 gMC->Gsatt("QT09","SEEN",1);
1798 gMC->Gsatt("QT10","SEEN",1);
1799 gMC->Gsatt("QT11","SEEN",1);
1800 gMC->Gsatt("QT12","SEEN",1);
1801 gMC->Gsatt("QT13","SEEN",1);
1802 gMC->Gsatt("QT14","SEEN",1);
1803 gMC->Gsatt("QT15","SEEN",1);
1804 gMC->Gsatt("QT16","SEEN",1);
1805 gMC->Gsatt("QT17","SEEN",1);
1806 gMC->Gsatt("QT18","SEEN",1);
1807 gMC->Gsatt("QC01","SEEN",1);
1808 gMC->Gsatt("QC02","SEEN",1);
1809 gMC->Gsatt("QC03","SEEN",1);
1810 gMC->Gsatt("QC04","SEEN",1);
1811 gMC->Gsatt("QC05","SEEN",1);
1812 gMC->Gsatt("QTD1","SEEN",1);
1813 gMC->Gsatt("QTD2","SEEN",1);
1814 gMC->Gsatt("QTD3","SEEN",1);
1815 gMC->Gsatt("MQXL","SEEN",1);
1816 gMC->Gsatt("YMQL","SEEN",1);
1817 gMC->Gsatt("MQX ","SEEN",1);
1818 gMC->Gsatt("YMQ ","SEEN",1);
1819 gMC->Gsatt("ZQYX","SEEN",1);
1820 gMC->Gsatt("MD1 ","SEEN",1);
1821 gMC->Gsatt("MD1V","SEEN",1);
1822 gMC->Gsatt("YD1 ","SEEN",1);
1823 gMC->Gsatt("MD2 ","SEEN",1);
1824 gMC->Gsatt("YD2 ","SEEN",1);
1825 gMC->Gsatt("ZNEU","SEEN",0);
1826 gMC->Gsatt("ZNF1","SEEN",0);
1827 gMC->Gsatt("ZNF2","SEEN",0);
1828 gMC->Gsatt("ZNF3","SEEN",0);
1829 gMC->Gsatt("ZNF4","SEEN",0);
1830 gMC->Gsatt("ZNG1","SEEN",0);
1831 gMC->Gsatt("ZNG2","SEEN",0);
1832 gMC->Gsatt("ZNG3","SEEN",0);
1833 gMC->Gsatt("ZNG4","SEEN",0);
1834 gMC->Gsatt("ZNTX","SEEN",0);
1835 gMC->Gsatt("ZN1 ","COLO",4);
1836 gMC->Gsatt("ZN1 ","SEEN",1);
1837 gMC->Gsatt("ZNSL","SEEN",0);
1838 gMC->Gsatt("ZNST","SEEN",0);
1839 gMC->Gsatt("ZPRO","SEEN",0);
1840 gMC->Gsatt("ZPF1","SEEN",0);
1841 gMC->Gsatt("ZPF2","SEEN",0);
1842 gMC->Gsatt("ZPF3","SEEN",0);
1843 gMC->Gsatt("ZPF4","SEEN",0);
1844 gMC->Gsatt("ZPG1","SEEN",0);
1845 gMC->Gsatt("ZPG2","SEEN",0);
1846 gMC->Gsatt("ZPG3","SEEN",0);
1847 gMC->Gsatt("ZPG4","SEEN",0);
1848 gMC->Gsatt("ZPTX","SEEN",0);
1849 gMC->Gsatt("ZP1 ","COLO",6);
1850 gMC->Gsatt("ZP1 ","SEEN",1);
1851 gMC->Gsatt("ZPSL","SEEN",0);
1852 gMC->Gsatt("ZPST","SEEN",0);
1853 gMC->Gsatt("ZEM ","COLO",7);
1854 gMC->Gsatt("ZEM ","SEEN",1);
1855 gMC->Gsatt("ZEMF","SEEN",0);
1856 gMC->Gsatt("ZETR","SEEN",0);
1857 gMC->Gsatt("ZEL0","SEEN",0);
1858 gMC->Gsatt("ZEL1","SEEN",0);
1859 gMC->Gsatt("ZEL2","SEEN",0);
1860 gMC->Gsatt("ZEV0","SEEN",0);
1861 gMC->Gsatt("ZEV1","SEEN",0);
1862 gMC->Gsatt("ZES0","SEEN",0);
1863 gMC->Gsatt("ZES1","SEEN",0);
1866 gMC->Gdopt("hide", "on");
1867 gMC->Gdopt("shad", "on");
1868 gMC->Gsatt("*", "fill", 7);
1869 gMC->SetClipBox(".");
1870 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
1871 gMC->DefaultRange();
1872 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
1873 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 3");
1874 gMC->Gdman(18, 4, "MAN");
1877 //_____________________________________________________________________________
1878 void AliZDCv3::CreateMaterials()
1881 // Create Materials for the Zero Degree Calorimeter
1884 Float_t dens, ubuf[1], wmat[2], a[2], z[2];
1886 // --- Store in UBUF r0 for nuclear radius calculation R=r0*A**1/3
1888 // --- Tantalum -> ZN passive material
1890 AliMaterial(1, "TANT", 180.95, 73., 16.65, .4, 11.9, ubuf, 1);
1892 // --- Brass (CuZn) -> ZP passive material
1900 AliMixture(2, "BRASS ", a, z, dens, 2, wmat);
1910 AliMixture(3, "SIO2 ", a, z, dens, -2, wmat);
1914 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 18.5, ubuf, 1);
1916 // --- Copper (energy loss taken into account)
1918 AliMaterial(6, "COPP0", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
1920 // --- Iron (energy loss taken into account)
1922 AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1924 // --- Iron (no energy loss)
1926 AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1927 AliMaterial(13, "IRON2", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
1929 // ---------------------------------------------------------
1930 Float_t aResGas[3]={1.008,12.0107,15.9994};
1931 Float_t zResGas[3]={1.,6.,8.};
1932 Float_t wResGas[3]={0.28,0.28,0.44};
1933 Float_t dResGas = 3.2E-14;
1935 // --- Vacuum (no magnetic field)
1936 AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
1938 // --- Vacuum (with magnetic field)
1939 AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
1941 // --- Air (no magnetic field)
1942 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1943 Float_t zAir[4]={6.,7.,8.,18.};
1944 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1945 Float_t dAir = 1.20479E-3;
1947 AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
1949 // --- Definition of tracking media:
1951 // --- Tantalum = 1 ;
1953 // --- Fibers (SiO2) = 3 ;
1954 // --- Fibers (SiO2) = 4 ;
1956 // --- Copper (with energy loss)= 6 ;
1957 // --- Copper (with energy loss)= 13 ;
1958 // --- Iron (with energy loss) = 7 ;
1959 // --- Iron (without energy loss) = 8 ;
1960 // --- Vacuum (no field) = 10
1961 // --- Vacuum (with field) = 11
1962 // --- Air (no field) = 12
1964 // ****************************************************
1965 // Tracking media parameters
1967 Float_t epsil = 0.01; // Tracking precision,
1968 Float_t stmin = 0.01; // Min. value 4 max. step (cm)
1969 Float_t stemax = 1.; // Max. step permitted (cm)
1970 Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
1971 Float_t deemax = -1.; // Maximum fractional energy loss
1972 Float_t nofieldm = 0.; // Max. field value (no field)
1973 Float_t fieldm = 45.; // Max. field value (with field)
1974 Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
1975 Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
1976 Int_t inofld = 0; // IFIELD=0 -> no magnetic field
1977 Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
1978 // *****************************************************
1980 AliMedium(1, "ZTANT", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1981 AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1982 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1983 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1984 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1985 AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1986 AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1987 AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1988 AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1989 AliMedium(12,"ZAIR", 12, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
1991 AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
1992 AliMedium(13,"ZIRONE",13, isvol, ifield, fieldm, tmaxfd, stemax, deemax, epsil, stmin);
1996 //_____________________________________________________________________________
1997 void AliZDCv3::AddAlignableVolumes() const
2000 // Create entries for alignable volumes associating the symbolic volume
2001 // name with the corresponding volume path. Needs to be syncronized with
2002 // eventual changes in the geometry.
2004 TString volpath1 = "ALIC_1/ZDCC_1/ZNEU_1";
2005 TString volpath2 = "ALIC_1/ZDCC_1/ZPRO_1";
2006 TString volpath3 = "ALIC_1/ZDCA_1/ZNEU_2";
2007 TString volpath4 = "ALIC_1/ZDCA_1/ZPRO_2";
2009 TString symname1="ZDC/NeutronZDC_C";
2010 TString symname2="ZDC/ProtonZDC_C";
2011 TString symname3="ZDC/NeutronZDC_A";
2012 TString symname4="ZDC/ProtonZDC_A";
2014 if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data()))
2015 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2017 if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data()))
2018 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2020 if(!gGeoManager->SetAlignableEntry(symname3.Data(),volpath3.Data()))
2021 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2023 if(!gGeoManager->SetAlignableEntry(symname4.Data(),volpath4.Data()))
2024 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2029 //_____________________________________________________________________________
2030 void AliZDCv3::Init()
2033 Int_t *idtmed = fIdtmed->GetArray();
2035 // Thresholds for showering in the ZDCs
2037 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2038 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2039 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2040 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2042 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2043 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2044 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2045 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2047 gMC->Gstpar(idtmed[i], "CUTGAM", .001);
2048 gMC->Gstpar(idtmed[i], "CUTELE", .001);
2049 gMC->Gstpar(idtmed[i], "CUTNEU", .01);
2050 gMC->Gstpar(idtmed[i], "CUTHAD", .01);
2052 // Avoid too detailed showering in TDI
2054 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2055 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2056 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2057 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2059 // Avoid too detailed showering along the beam line
2060 i = 7; //iron with energy loss (ZIRON)
2061 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2062 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2063 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2064 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2066 // Avoid too detailed showering along the beam line
2067 i = 8; //iron with energy loss (ZIRONN)
2068 gMC->Gstpar(idtmed[i], "CUTGAM", .1);
2069 gMC->Gstpar(idtmed[i], "CUTELE", .1);
2070 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2071 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2072 // Avoid too detailed showering along the beam line
2073 i = 13; //iron with energy loss (ZIRONN)
2074 gMC->Gstpar(idtmed[i], "CUTGAM", 1.);
2075 gMC->Gstpar(idtmed[i], "CUTELE", 1.);
2076 gMC->Gstpar(idtmed[i], "CUTNEU", 1.);
2077 gMC->Gstpar(idtmed[i], "CUTHAD", 1.);
2079 // Avoid interaction in fibers (only energy loss allowed)
2080 i = 3; //fibers (ZSI02)
2081 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2082 gMC->Gstpar(idtmed[i], "MULS", 0.);
2083 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2084 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2085 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2086 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2087 gMC->Gstpar(idtmed[i], "COMP", 0.);
2088 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2089 gMC->Gstpar(idtmed[i], "BREM", 0.);
2090 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2091 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2092 gMC->Gstpar(idtmed[i], "HADR", 0.);
2093 i = 4; //fibers (ZQUAR)
2094 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2095 gMC->Gstpar(idtmed[i], "MULS", 0.);
2096 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2097 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2098 gMC->Gstpar(idtmed[i], "LOSS", 1.);
2099 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2100 gMC->Gstpar(idtmed[i], "COMP", 0.);
2101 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2102 gMC->Gstpar(idtmed[i], "BREM", 0.);
2103 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2104 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2105 gMC->Gstpar(idtmed[i], "HADR", 0.);
2107 // Avoid interaction in void
2108 i = 11; //void with field
2109 gMC->Gstpar(idtmed[i], "DCAY", 0.);
2110 gMC->Gstpar(idtmed[i], "MULS", 0.);
2111 gMC->Gstpar(idtmed[i], "PFIS", 0.);
2112 gMC->Gstpar(idtmed[i], "MUNU", 0.);
2113 gMC->Gstpar(idtmed[i], "LOSS", 0.);
2114 gMC->Gstpar(idtmed[i], "PHOT", 0.);
2115 gMC->Gstpar(idtmed[i], "COMP", 0.);
2116 gMC->Gstpar(idtmed[i], "PAIR", 0.);
2117 gMC->Gstpar(idtmed[i], "BREM", 0.);
2118 gMC->Gstpar(idtmed[i], "DRAY", 0.);
2119 gMC->Gstpar(idtmed[i], "ANNI", 0.);
2120 gMC->Gstpar(idtmed[i], "HADR", 0.);
2123 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
2124 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
2125 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
2126 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
2127 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
2128 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
2129 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
2130 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
2133 //_____________________________________________________________________________
2134 void AliZDCv3::InitTables()
2137 // Read light tables for Cerenkov light production parameterization
2142 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
2143 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
2144 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
2146 // --- Reading light tables for ZN
2147 lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s");
2148 if((fp1 = fopen(lightfName1,"r")) == NULL){
2149 printf("Cannot open file fp1 \n");
2152 lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s");
2153 if((fp2 = fopen(lightfName2,"r")) == NULL){
2154 printf("Cannot open file fp2 \n");
2157 lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s");
2158 if((fp3 = fopen(lightfName3,"r")) == NULL){
2159 printf("Cannot open file fp3 \n");
2162 lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s");
2163 if((fp4 = fopen(lightfName4,"r")) == NULL){
2164 printf("Cannot open file fp4 \n");
2168 for(k=0; k<fNalfan; k++){
2169 for(j=0; j<fNben; j++){
2170 fscanf(fp1,"%f",&fTablen[0][k][j]);
2171 fscanf(fp2,"%f",&fTablen[1][k][j]);
2172 fscanf(fp3,"%f",&fTablen[2][k][j]);
2173 fscanf(fp4,"%f",&fTablen[3][k][j]);
2181 // --- Reading light tables for ZP and ZEM
2182 lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s");
2183 if((fp5 = fopen(lightfName5,"r")) == NULL){
2184 printf("Cannot open file fp5 \n");
2187 lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s");
2188 if((fp6 = fopen(lightfName6,"r")) == NULL){
2189 printf("Cannot open file fp6 \n");
2192 lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s");
2193 if((fp7 = fopen(lightfName7,"r")) == NULL){
2194 printf("Cannot open file fp7 \n");
2197 lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s");
2198 if((fp8 = fopen(lightfName8,"r")) == NULL){
2199 printf("Cannot open file fp8 \n");
2203 for(k=0; k<fNalfap; k++){
2204 for(j=0; j<fNbep; j++){
2205 fscanf(fp5,"%f",&fTablep[0][k][j]);
2206 fscanf(fp6,"%f",&fTablep[1][k][j]);
2207 fscanf(fp7,"%f",&fTablep[2][k][j]);
2208 fscanf(fp8,"%f",&fTablep[3][k][j]);
2216 //_____________________________________________________________________________
2217 void AliZDCv3::StepManager()
2220 // Routine called at every step in the Zero Degree Calorimeters
2223 Int_t j, vol[2], ibeta=0, ialfa, ibe, nphe;
2224 Float_t x[3], xdet[3], destep, hits[10], m, ekin, um[3], ud[3], be, out;
2226 Float_t xalic[3], z, guiEff;
2227 // Parametrization for light guide uniformity -> OBSOLETE!!!!
2228 Float_t guiPar[4]={0.31,-0.0004,0.0197,0.7958};
2229 Double_t s[3], p[3];
2232 for (j=0;j<10;j++) hits[j]=-999.;
2234 // --- This part is for no shower developement in beam pipe and TDI
2235 // If particle interacts with beam pipe or TDI -> return
2236 if((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI)){
2237 // If option NoShower is set -> StopTrack
2239 gMC->TrackPosition(s[0],s[1],s[2]);
2240 if(gMC->CurrentMedium() == fMedSensPI) {
2241 knamed = gMC->CurrentVolName();
2242 if(!strncmp(knamed,"YMQ",3)){
2243 if(s[2]<0) fpLostITC += 1;
2244 else fpLostITA += 1;
2246 if(!strncmp(knamed,"YD1",3)){
2247 if(s[2]<0) fpLostD1C += 1;
2248 else fpLostD1A += 1;
2251 else if(gMC->CurrentMedium() == fMedSensTDI){
2252 knamed = gMC->CurrentVolName();
2253 if(!strncmp(knamed,"MD1",3)){
2254 if(s[2]<0) fpLostD1C += 1;
2255 else fpLostD1A += 1;
2257 if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
2259 printf("\n\t ---------- Side C ----------\n");
2260 printf("\n # of spectators lost in IT = %d\n",fpLostITC);
2261 printf("\n # of spectators lost in D1 = %d\n",fpLostD1C);
2262 printf("\n\t ---------- Side A ----------\n");
2263 printf("\n # of spectators lost in IT = %d\n",fpLostITA);
2264 printf("\n # of spectators lost in D1 = %d\n",fpLostD1A);
2265 printf("\n # of spectators lost in TDI = %d\n\n",fpLostTDI);
2272 if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) ||
2273 (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) ||
2274 (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){
2277 //Particle coordinates
2278 gMC->TrackPosition(s[0],s[1],s[2]);
2279 for(j=0; j<=2; j++) x[j] = s[j];
2284 // Determine in which ZDC the particle is
2285 knamed = gMC->CurrentVolName();
2286 if(!strncmp(knamed,"ZN",2)){
2287 if(x[2]<0.) vol[0]=1;
2288 else if(x[2]>=0.) vol[0]=4;
2290 else if(!strncmp(knamed,"ZP",2)){
2291 if(x[2]<0.) vol[0]=2;
2292 else if(x[2]>=0.) vol[0]=5;
2294 else if(!strncmp(knamed,"ZE",2)) vol[0]=3;
2296 // Determine in which quadrant the particle is
2297 if(vol[0]==1){ //Quadrant in ZNC
2298 // Calculating particle coordinates inside ZN
2299 xdet[0] = x[0]-fPosZNC[0];
2300 xdet[1] = x[1]-fPosZNC[1];
2301 // Calculating quadrant in ZN
2303 if(xdet[1]<=0.) vol[1]=1;
2306 else if(xdet[0]>0.){
2307 if(xdet[1]<=0.) vol[1]=2;
2310 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2311 printf("\n ZDC StepManager->ERROR in ZN!!! vol[1] = %d, xdet[0] = %f,"
2312 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2315 else if(vol[0]==2){ //Quadrant in ZPC
2316 // Calculating particle coordinates inside ZP
2317 xdet[0] = x[0]-fPosZPA[0];
2318 xdet[1] = x[1]-fPosZPA[1];
2319 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2320 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2321 // Calculating tower in ZP
2322 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
2323 for(int i=1; i<=4; i++){
2324 if(xqZP>=(i-3) && xqZP<(i-2)){
2329 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2330 printf(" ZDC StepManager->ERROR in ZP!!! vol[1] = %d, xdet[0] = %f,"
2331 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2334 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
2335 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
2336 else if(vol[0] == 3){
2339 // Particle x-coordinate inside ZEM1
2340 xdet[0] = x[0]-fPosZEM[0];
2344 // Particle x-coordinate inside ZEM2
2345 xdet[0] = x[0]+fPosZEM[0];
2347 xdet[1] = x[1]-fPosZEM[1];
2350 else if(vol[0]==4){ //Quadrant in ZNA
2351 // Calculating particle coordinates inside ZNA
2352 xdet[0] = x[0]-fPosZNA[0];
2353 xdet[1] = x[1]-fPosZNA[1];
2354 // Calculating quadrant in ZNA
2356 if(xdet[1]<=0.) vol[1]=1;
2359 else if(xdet[0]<0.){
2360 if(xdet[1]<=0.) vol[1]=2;
2363 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2364 printf("\n ZDC StepManager->ERROR in ZNA!!! vol[1] = %d, xdet[0] = %f,"
2365 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2368 else if(vol[0]==5){ //Quadrant in ZPA
2369 // Calculating particle coordinates inside ZPA
2370 xdet[0] = x[0]-fPosZPC[0];
2371 xdet[1] = x[1]-fPosZPC[1];
2372 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2373 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2374 // Calculating tower in ZP
2375 Float_t xqZP = -xdet[0]/(fDimZP[0]/2.);
2376 for(int i=1; i<=4; i++){
2377 if(xqZP>=(i-3) && xqZP<(i-2)){
2382 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2383 printf(" ZDC StepManager->ERROR in ZPA!!! vol[1] = %d, xdet[0] = %f,"
2384 "xdet[1] = %f\n",vol[1], xdet[0], xdet[1]);
2388 // Store impact point and kinetic energy of the ENTERING particle
2390 if(gMC->IsTrackEntering()){
2392 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2394 // Impact point on ZDC
2402 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2405 if(vol[0]==1) fnDetectedC += 1;
2406 else if(vol[0]==2) fpDetectedC += 1;
2407 else if(vol[0]==4) fnDetectedA += 1;
2408 else if(vol[0]==5) fpDetectedA += 1;
2410 if(vol[0]==1) printf("\n # of detected neutrons in ZNC = %d\n\n",fpDetectedC);
2411 if(vol[0]==2) printf("\n # of detected protons in ZNPC = %d\n\n",fnDetectedC);
2412 if(vol[0]==4) printf("\n # of detected neutrons in ZNA = %d\n\n",fpDetectedA);
2413 if(vol[0]==5) printf("\n # of detected protons in ZPA = %d\n\n",fnDetectedA);
2418 // Charged particles -> Energy loss
2419 if((destep=gMC->Edep())){
2420 if(gMC->IsTrackStop()){
2421 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2422 m = gMC->TrackMass();
2427 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2433 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2439 // *** Light production in fibres
2440 if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){
2442 //Select charged particles
2443 if((destep=gMC->Edep())){
2445 // Particle velocity
2447 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2448 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
2449 if(p[3] > 0.00001) beta = ptot/p[3];
2451 if(beta<0.67)return;
2452 else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
2453 else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
2454 else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
2455 else if(beta>0.95) ibeta = 3;
2457 // Angle between particle trajectory and fibre axis
2458 // 1 -> Momentum directions
2462 gMC->Gmtod(um,ud,2);
2463 // 2 -> Angle < limit angle
2464 Double_t alfar = TMath::ACos(ud[2]);
2465 Double_t alfa = alfar*kRaddeg;
2466 if(alfa>=110.) return;
2468 ialfa = Int_t(1.+alfa/2.);
2470 // Distance between particle trajectory and fibre axis
2471 gMC->TrackPosition(s[0],s[1],s[2]);
2472 for(j=0; j<=2; j++){
2475 gMC->Gmtod(x,xdet,1);
2476 if(TMath::Abs(ud[0])>0.00001){
2477 Float_t dcoeff = ud[1]/ud[0];
2478 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
2481 be = TMath::Abs(ud[0]);
2484 ibe = Int_t(be*1000.+1);
2485 //if((vol[0]==1)) radius = fFibZN[1];
2486 //else if((vol[0]==2)) radius = fFibZP[1];
2488 //Looking into the light tables
2489 Float_t charge = gMC->TrackCharge();
2491 if((vol[0]==1)) { // (1) ZN fibres
2492 if(ibe>fNben) ibe=fNben;
2493 out = charge*charge*fTablen[ibeta][ialfa][ibe];
2494 nphe = gRandom->Poisson(out);
2496 //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
2497 //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
2498 if(gMC->CurrentMedium() == fMedSensF1){
2499 hits[7] = nphe; //fLightPMQ
2502 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2506 hits[8] = nphe; //fLightPMC
2508 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2511 else if((vol[0]==2)) { // (2) ZP fibres
2512 if(ibe>fNbep) ibe=fNbep;
2513 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2514 nphe = gRandom->Poisson(out);
2515 if(gMC->CurrentMedium() == fMedSensF1){
2516 hits[7] = nphe; //fLightPMQ
2519 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2523 hits[8] = nphe; //fLightPMC
2525 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2528 else if((vol[0]==3)) { // (3) ZEM fibres
2529 if(ibe>fNbep) ibe=fNbep;
2530 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2531 gMC->TrackPosition(s[0],s[1],s[2]);
2532 for(j=0; j<=2; j++){
2535 // z-coordinate from ZEM front face
2536 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
2537 z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
2538 // z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
2539 // printf("\n fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
2540 guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
2542 nphe = gRandom->Poisson(out);
2543 // printf(" out*guiEff = %f nphe = %d", out, nphe);
2546 hits[8] = nphe; //fLightPMC (ZEM1)
2548 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2551 hits[7] = nphe; //fLightPMQ (ZEM2)
2554 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);