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 both ZDC arms geometry implemented //
22 ///////////////////////////////////////////////////////////////////////
24 // --- Standard libraries
32 #include <TVirtualMC.h>
33 #include <TGeoManager.h>
34 #include <TGeoMatrix.h>
37 #include <TGeoShape.h>
38 #include <TGeoScaledShape.h>
39 #include <TGeoCompositeShape.h>
40 #include <TParticle.h>
42 // --- AliRoot classes
57 //_____________________________________________________________________________
58 AliZDCv3::AliZDCv3() :
86 fVCollSideCAperture(7./2.),
87 fVCollSideCCentreY(0.),
88 fVCollSideAAperture(7./2.),
89 fVCollSideACentreY(0.),
93 // Default constructor for Zero Degree Calorimeter
98 //_____________________________________________________________________________
99 AliZDCv3::AliZDCv3(const char *name, const char *title) :
127 fVCollSideCAperture(7./2.),
128 fVCollSideCCentreY(0.),
129 fVCollSideAAperture(7./2.),
130 fVCollSideACentreY(0.),
134 // Standard constructor for Zero Degree Calorimeter
137 // Check that DIPO, ABSO, DIPO and SHIL is there (otherwise tracking is wrong!!!)
139 AliModule* pipe=gAlice->GetModule("PIPE");
140 AliModule* abso=gAlice->GetModule("ABSO");
141 AliModule* dipo=gAlice->GetModule("DIPO");
142 AliModule* shil=gAlice->GetModule("SHIL");
143 if((!pipe) || (!abso) || (!dipo) || (!shil)) {
144 Error("Constructor","ZDC needs PIPE, ABSO, DIPO and SHIL!!!\n");
149 for(ip=0; ip<4; ip++){
150 for(kp=0; kp<fNalfap; kp++){
151 for(jp=0; jp<fNbep; jp++){
152 fTablep[ip][kp][jp] = 0;
157 for(in=0; in<4; in++){
158 for(kn=0; kn<fNalfan; kn++){
159 for(jn=0; jn<fNben; jn++){
160 fTablen[in][kn][jn] = 0;
165 // Parameters for hadronic calorimeters geometry
166 // Positions updated after post-installation measurements
175 fPosZNC[2] = -11397.3;
178 fPosZPC[2] = -11389.3;
181 fPosZNA[2] = 11395.8;
184 fPosZPA[2] = 11387.8;
191 // Parameters for EM calorimeter geometry
195 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
196 Float_t kDimZEMAir = 0.001; // scotch
197 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
198 Int_t kDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
199 Float_t kDimZEM0 = 2*kDivZEM[2]*(kDimZEMPb+kDimZEMAir+kFibRadZEM*(TMath::Sqrt(2.)));
200 fZEMLength = kDimZEM0;
204 //_____________________________________________________________________________
205 void AliZDCv3::CreateGeometry()
208 // Create the geometry for the Zero Degree Calorimeter version 2
209 //* Initialize COMMON block ZDC_CGEOM
216 //_____________________________________________________________________________
217 void AliZDCv3::CreateBeamLine()
220 // Create the beam line elements
223 Double_t zd1, zd2, zCorrDip, zInnTrip, zD1, zD2;
224 Double_t conpar[9], tubpar[3], tubspar[5], boxpar[3];
226 //-- rotation matrices for the legs
227 Int_t irotpipe1, irotpipe2;
228 gMC->Matrix(irotpipe1,90.-1.0027,0.,90.,90.,1.0027,180.);
229 gMC->Matrix(irotpipe2,90.+1.0027,0.,90.,90.,1.0027,0.);
232 Int_t *idtmed = fIdtmed->GetArray();
234 ////////////////////////////////////////////////////////////////
236 // SIDE C - RB26 (dimuon side) //
238 ///////////////////////////////////////////////////////////////
241 // -- Mother of the ZDCs (Vacuum PCON)
253 gMC->Gsvolu("ZDCC", "PCON", idtmed[10], conpar, 9);
254 gMC->Gspos("ZDCC", 1, "ALIC", 0., 0., 0., 0, "ONLY");
257 // -- BEAM PIPE from compensator dipole to the beginning of D1)
260 // From beginning of ZDC volumes to beginning of D1
261 tubpar[2] = (5838.3-zd1)/2.;
262 gMC->Gsvolu("QT01", "TUBE", idtmed[7], tubpar, 3);
263 gMC->Gspos("QT01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
265 //printf(" QT01 TUBE pipe from z = %1.2f to z= %1.2f (D1 beg.)\n",-zd1,-2*tubpar[2]-zd1);
267 //-- BEAM PIPE from the end of D1 to the beginning of D2)
269 //-- FROM MAGNETIC BEGINNING OF D1 TO MAGNETIC END OF D1
270 //-- Cylindrical pipe (r = 3.47) + conical flare
271 // -> Beginning of D1
276 tubpar[2] = (6909.8-zd1)/2.;
277 gMC->Gsvolu("QT02", "TUBE", idtmed[7], tubpar, 3);
278 gMC->Gspos("QT02", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
280 //printf(" QT02 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
286 tubpar[2] = (7022.8-zd1)/2.;
287 gMC->Gsvolu("QT03", "TUBE", idtmed[7], tubpar, 3);
288 gMC->Gspos("QT03", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
290 //printf(" QT03 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
299 gMC->Gsvolu("QC01", "CONE", idtmed[7], conpar, 5);
300 gMC->Gspos("QC01", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
302 //printf(" QC01 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
304 zd1 += conpar[0] * 2.;
306 // ******************************************************
307 // N.B.-> according to last vacuum layout
308 // private communication by D. Macina, mail 27/1/2009
309 // ******************************************************
310 // 2nd section of VCTCQ+VAMTF+TCTVB+VAMTF+TCLIA+VAMTF+1st part of VCTCP
311 Float_t totLength1 = 160.8 + 78. + 148. + 78. + 148. + 78. + 9.3;
315 tubpar[2] = totLength1/2.;
316 // gMC->Gsvolu("QE01", "ELTU", idtmed[7], tubpar, 3);
317 // temporary replace with a scaled tube (AG)
318 TGeoTube *tubeQE01 = new TGeoTube(0.,tubpar[0],tubpar[2]);
319 TGeoScale *scaleQE01 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
320 TGeoScaledShape *sshapeQE01 = new TGeoScaledShape(tubeQE01, scaleQE01);
321 new TGeoVolume("QE01", sshapeQE01, gGeoManager->GetMedium(idtmed[7]));
325 tubpar[2] = totLength1/2.;
326 // gMC->Gsvolu("QE02", "ELTU", idtmed[10], tubpar, 3);
327 // temporary replace with a scaled tube (AG)
328 TGeoTube *tubeQE02 = new TGeoTube(0.,tubpar[0],tubpar[2]);
329 TGeoScale *scaleQE02 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
330 TGeoScaledShape *sshapeQE02 = new TGeoScaledShape(tubeQE02, scaleQE02);
331 new TGeoVolume("QE02", sshapeQE02, gGeoManager->GetMedium(idtmed[10]));
333 gMC->Gspos("QE01", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
334 gMC->Gspos("QE02", 1, "QE01", 0., 0., 0., 0, "ONLY");
336 //printf(" QE01 ELTU from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
338 // Vertical collimator jaws (defined ONLY if fVCollAperture<3.5!)
339 if(fVCollSideCAperture<3.5){
341 boxpar[1] = (3.5-fVCollSideCAperture-fVCollSideCCentreY-0.7)/2.;
342 if(boxpar[1]<0.) boxpar[1]=0.;
343 boxpar[2] = 124.4/2.;
344 printf("\n AliZDCv3 -> Setting SideC VCollimator jaw: aperture %1.2f center %1.2f mod.thickness %1.3f\n\n",
345 2*fVCollSideCAperture,fVCollSideCCentreY,2*boxpar[1]);
346 gMC->Gsvolu("QCVC" , "BOX ", idtmed[13], boxpar, 3);
347 gMC->Gspos("QCVC", 1, "QE02", -boxpar[0], fVCollSideCAperture+fVCollSideCCentreY+boxpar[1], -totLength1/2.+160.8+78.+148./2., 0, "ONLY");
348 gMC->Gspos("QCVC", 2, "QE02", -boxpar[0], -fVCollSideCAperture+fVCollSideCCentreY-boxpar[1], -totLength1/2.+160.8+78.+148./2., 0, "ONLY");
351 zd1 += tubpar[2] * 2.;
355 conpar[1] = 21.27/2.;
356 conpar[2] = 21.87/2.;
359 gMC->Gsvolu("QC02", "CONE", idtmed[7], conpar, 5);
360 gMC->Gspos("QC02", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
362 //printf(" QC02 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
364 zd1 += conpar[0] * 2.;
366 // 3rd section of VCTCP+VCDWC+VMLGB
367 Float_t totLenght2 = 9.2 + 530.5+40.;
370 tubpar[2] = totLenght2/2.;
371 gMC->Gsvolu("QT04", "TUBE", idtmed[7], tubpar, 3);
372 gMC->Gspos("QT04", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
374 //printf(" QT04 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
376 zd1 += tubpar[2] * 2.;
378 // First part of VCTCD
379 // skewed transition cone from ID=212.7 mm to ID=797 mm
383 conpar[3] = 21.27/2.;
384 conpar[4] = 21.87/2.;
385 gMC->Gsvolu("QC03", "CONE", idtmed[7], conpar, 5);
386 gMC->Gspos("QC03", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
388 //printf(" QC03 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
392 // VCDGB + 1st part of VCTCH
395 tubpar[2] = (5*475.2+97.)/2.;
396 gMC->Gsvolu("QT05", "TUBE", idtmed[7], tubpar, 3);
397 gMC->Gspos("QT05", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
399 //printf(" QT05 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
404 // Transition from ID=797 mm to ID=196 mm:
405 // in order to simulate the thin window opened in the transition cone
406 // we divide the transition cone in three cones:
407 // (1) 8 mm thick (2) 3 mm thick (3) the third 8 mm thick
410 conpar[0] = 9.09/2.; // 15 degree
411 conpar[1] = 74.82868/2.;
412 conpar[2] = 76.42868/2.; // thickness 8 mm
414 conpar[4] = 81.3/2.; // thickness 8 mm
415 gMC->Gsvolu("QC04", "CONE", idtmed[7], conpar, 5);
416 gMC->Gspos("QC04", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
418 //printf(" QC04 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
423 conpar[0] = 96.2/2.; // 15 degree
424 conpar[1] = 23.19588/2.;
425 conpar[2] = 23.79588/2.; // thickness 3 mm
426 conpar[3] = 74.82868/2.;
427 conpar[4] = 75.42868/2.; // thickness 3 mm
428 gMC->Gsvolu("QC05", "CONE", idtmed[7], conpar, 5);
429 gMC->Gspos("QC05", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
431 //printf(" QC05 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
436 conpar[0] = 6.71/2.; // 15 degree
438 conpar[2] = 21.2/2.;// thickness 8 mm
439 conpar[3] = 23.19588/2.;
440 conpar[4] = 24.79588/2.;// thickness 8 mm
441 gMC->Gsvolu("QC06", "CONE", idtmed[7], conpar, 5);
442 gMC->Gspos("QC06", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
444 //printf(" QC06 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
452 gMC->Gsvolu("QT06", "TUBE", idtmed[7], tubpar, 3);
453 gMC->Gspos("QT06", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
455 //printf(" QT06 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
464 gMC->Gsvolu("QC07", "CONE", idtmed[7], conpar, 5);
465 gMC->Gspos("QC07", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
467 //printf(" QC07 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
474 gMC->Gsvolu("QT07", "TUBE", idtmed[7], tubpar, 3);
475 gMC->Gspos("QT07", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
477 //printf(" QT07 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
486 gMC->Gsvolu("QC08", "CONE", idtmed[7], conpar, 5);
487 gMC->Gspos("QC08", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
489 //printf(" QC08 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
496 gMC->Gsvolu("QT08", "TUBE", idtmed[7], tubpar, 3);
497 gMC->Gspos("QT08", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
499 //printf(" QT08 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
503 // Flange (ID=196 mm)(last part of VMZAR and first part of VCTYB)
507 gMC->Gsvolu("QT09", "TUBE", idtmed[7], tubpar, 3);
508 gMC->Gspos("QT09", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
510 //printf(" QT09 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
514 //printf(" Beginning of VCTYB volume @ z = %1.2f \n",-zd1);
516 // simulation of the trousers (VCTYB)
520 gMC->Gsvolu("QT10", "TUBE", idtmed[7], tubpar, 3);
521 gMC->Gspos("QT10", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
523 //printf(" QT10 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
527 // transition cone from ID=196. to ID=216.6
528 conpar[0] = 32.55/2.;
529 conpar[1] = 21.66/2.;
530 conpar[2] = 22.06/2.;
533 gMC->Gsvolu("QC09", "CONE", idtmed[7], conpar, 5);
534 gMC->Gspos("QC09", 1, "ZDCC", 0., 0., -conpar[0]-zd1, 0, "ONLY");
536 //printf(" QC09 CONE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-zd1);
541 tubpar[0] = 21.66/2.;
542 tubpar[1] = 22.06/2.;
544 gMC->Gsvolu("QT11", "TUBE", idtmed[7], tubpar, 3);
545 gMC->Gspos("QT11", 1, "ZDCC", 0., 0., -tubpar[2]-zd1, 0, "ONLY");
547 //printf(" QT11 TUBE pipe from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
551 //printf(" Beginning of recombination chamber @ z = %f \n",-zd1);
553 // --------------------------------------------------------
554 // RECOMBINATION CHAMBER IMPLEMENTED USING TGeo CLASSES!!!!
555 // author: Chiara (August 2008)
556 // --------------------------------------------------------
557 // TRANSFORMATION MATRICES
558 // Combi transformation:
559 Double_t dx = -3.970000;
560 Double_t dy = 0.000000;
563 Double_t thx = 84.989100; Double_t phx = 180.000000;
564 Double_t thy = 90.000000; Double_t phy = 90.000000;
565 Double_t thz = 185.010900; Double_t phz = 0.000000;
566 TGeoRotation *rotMatrix1c = new TGeoRotation("c",thx,phx,thy,phy,thz,phz);
567 // Combi transformation:
571 TGeoCombiTrans *rotMatrix2c = new TGeoCombiTrans("ZDCC_c1", dx,dy,dz,rotMatrix1c);
572 rotMatrix2c->RegisterYourself();
573 // Combi transformation:
578 thx = 95.010900; phx = 180.000000;
579 thy = 90.000000; phy = 90.000000;
580 thz = 180.-5.010900; phz = 0.000000;
581 TGeoRotation *rotMatrix3c = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
582 TGeoCombiTrans *rotMatrix4c = new TGeoCombiTrans("ZDCC_c2", dx,dy,dz,rotMatrix3c);
583 rotMatrix4c->RegisterYourself();
585 // VOLUMES DEFINITION
587 TGeoVolume *pZDCC = gGeoManager->GetVolume("ZDCC");
589 conpar[0] = (90.1-0.95-0.26-0.0085)/2.;
594 new TGeoCone("QCLext", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
596 conpar[0] = (90.1-0.95-0.26-0.0085)/2.;
601 new TGeoCone("QCLint", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
604 TGeoCompositeShape *pOutTrousersC = new TGeoCompositeShape("outTrousersC", "QCLext:ZDCC_c1+QCLext:ZDCC_c2");
607 TGeoMedium *medZDCFe = gGeoManager->GetMedium("ZDC_ZIRONT");
608 TGeoVolume *pQCLext = new TGeoVolume("QCLext",pOutTrousersC, medZDCFe);
609 pQCLext->SetLineColor(kGreen);
610 pQCLext->SetVisLeaves(kTRUE);
612 TGeoTranslation *tr1c = new TGeoTranslation(0., 0., (Double_t) -conpar[0]-0.95-zd1);
613 //printf(" Recombination chamber from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-0.95-zd1);
615 pZDCC->AddNode(pQCLext, 1, tr1c);
617 TGeoCompositeShape *pIntTrousersC = new TGeoCompositeShape("intTrousersC", "QCLint:ZDCC_c1+QCLint:ZDCC_c2");
619 TGeoMedium *medZDCvoid = gGeoManager->GetMedium("ZDC_ZVOID");
620 TGeoVolume *pQCLint = new TGeoVolume("QCLint",pIntTrousersC, medZDCvoid);
621 pQCLint->SetLineColor(kTeal);
622 pQCLint->SetVisLeaves(kTRUE);
623 pQCLext->AddNode(pQCLint, 1);
626 Double_t offset = 0.5;
629 // second section : 2 tubes (ID = 54. OD = 58.)
633 gMC->Gsvolu("QT12", "TUBE", idtmed[7], tubpar, 3);
634 gMC->Gspos("QT12", 1, "ZDCC", -15.8/2., 0., -tubpar[2]-zd1, 0, "ONLY");
635 gMC->Gspos("QT12", 2, "ZDCC", 15.8/2., 0., -tubpar[2]-zd1, 0, "ONLY");
637 //printf(" QT12 TUBE from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
641 // transition x2zdc to recombination chamber : skewed cone
642 conpar[0] = (10.-0.2-offset)/2.;
647 gMC->Gsvolu("QC10", "CONE", idtmed[7], conpar, 5);
648 gMC->Gspos("QC10", 1, "ZDCC", -7.9-0.175, 0., -conpar[0]-0.1-zd1, irotpipe1, "ONLY");
649 gMC->Gspos("QC10", 2, "ZDCC", 7.9+0.175, 0., -conpar[0]-0.1-zd1, irotpipe2, "ONLY");
650 //printf(" QC10 CONE from z = %1.2f to z= %1.2f\n",-zd1,-2*conpar[0]-0.2-zd1);
652 zd1 += 2.*conpar[0]+0.2;
654 // 2 tubes (ID = 63 mm OD=70 mm)
657 tubpar[2] = 639.8/2.;
658 gMC->Gsvolu("QT13", "TUBE", idtmed[7], tubpar, 3);
659 gMC->Gspos("QT13", 1, "ZDCC", -16.5/2., 0., -tubpar[2]-zd1, 0, "ONLY");
660 gMC->Gspos("QT13", 2, "ZDCC", 16.5/2., 0., -tubpar[2]-zd1, 0, "ONLY");
661 //printf(" QT13 TUBE from z = %1.2f to z= %1.2f\n",-zd1,-2*tubpar[2]-zd1);
664 //printf(" END OF SIDE C BEAM PIPE DEFINITION @ z = %f\n",-zd1);
667 // -- Luminometer (Cu box) in front of ZN - side C
670 boxpar[2] = fLumiLength/2.;
671 gMC->Gsvolu("QLUC", "BOX ", idtmed[9], boxpar, 3);
672 gMC->Gspos("QLUC", 1, "ZDCC", 0., 0., fPosZNC[2]+66.+boxpar[2], 0, "ONLY");
673 //printf(" QLUC LUMINOMETER from z = %1.2f to z= %1.2f\n", fPosZNC[2]+66., fPosZNC[2]+66.+2*boxpar[2]);
675 // -- END OF BEAM PIPE VOLUME DEFINITION FOR SIDE C (RB26 SIDE)
676 // ----------------------------------------------------------------
678 ////////////////////////////////////////////////////////////////
682 ///////////////////////////////////////////////////////////////
684 // Rotation Matrices definition
685 Int_t irotpipe3, irotpipe4, irotpipe5;
686 //-- rotation matrices for the tilted cone after the TDI to recenter vacuum chamber
687 gMC->Matrix(irotpipe3,90.-1.8934,0.,90.,90.,1.8934,180.);
688 //-- rotation matrices for the tilted tube before and after the TDI
689 gMC->Matrix(irotpipe4,90.-3.8,0.,90.,90.,3.8,180.);
690 //-- rotation matrix for the tilted cone after the TDI
691 gMC->Matrix(irotpipe5,90.+9.8,0.,90.,90.,9.8,0.);
693 // -- Mother of the ZDCs (Vacuum PCON)
694 zd2 = 1910.22;// zd2 initial value
705 gMC->Gsvolu("ZDCA", "PCON", idtmed[10], conpar, 9);
706 gMC->Gspos("ZDCA", 1, "ALIC", 0., 0., 0., 0, "ONLY");
708 // To avoid overlaps 1 micron are left between certain volumes!
709 Double_t dxNoOverlap = 0.0;
710 //zd2 += dxNoOverlap;
712 // BEAM PIPE from 19.10 m to inner triplet beginning (22.965 m)
715 tubpar[2] = 386.28/2. - dxNoOverlap;
716 gMC->Gsvolu("QA01", "TUBE", idtmed[7], tubpar, 3);
717 gMC->Gspos("QA01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
719 //printf(" QA01 TUBE centred in %f from z = %1.2f to z= %1.2f (IT begin)\n",tubpar[2]+zd2,zd2,2*tubpar[2]+zd2);
723 // -- FIRST SECTION OF THE BEAM PIPE (from beginning of inner triplet to
727 tubpar[2] = 3541.8/2. - dxNoOverlap;
728 gMC->Gsvolu("QA02", "TUBE", idtmed[7], tubpar, 3);
729 gMC->Gspos("QA02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
731 //printf(" QA02 TUBE from z = %1.2f to z= %1.2f (D1 begin)\n",zd2,2*tubpar[2]+zd2);
736 // -- SECOND SECTION OF THE BEAM PIPE (from the beginning of D1 to the beginning of D2)
738 // FROM (MAGNETIC) BEGINNING OF D1 TO THE (MAGNETIC) END OF D1 + 126.5 cm
739 // CYLINDRICAL PIPE of diameter increasing from 6.75 cm up to 8.0 cm
740 // from magnetic end :
741 // 1) 80.1 cm still with ID = 6.75 radial beam screen
742 // 2) 2.5 cm conical section from ID = 6.75 to ID = 8.0 cm
743 // 3) 43.9 cm straight section (tube) with ID = 8.0 cm
747 tubpar[2] = (945.0+80.1)/2.;
748 gMC->Gsvolu("QA03", "TUBE", idtmed[7], tubpar, 3);
749 gMC->Gspos("QA03", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
751 //printf(" QA03 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
755 // Transition Cone from ID=67.5 mm to ID=80 mm
761 gMC->Gsvolu("QA04", "CONE", idtmed[7], conpar, 5);
762 gMC->Gspos("QA04", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
763 //printf(" QA04 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
769 tubpar[2] = (43.9+20.+28.5+28.5)/2.;
770 gMC->Gsvolu("QA05", "TUBE", idtmed[7], tubpar, 3);
771 gMC->Gspos("QA05", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
773 //printf(" QA05 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
777 // Second section of VAEHI (transition cone from ID=80mm to ID=98mm)
783 gMC->Gsvolu("QAV1", "CONE", idtmed[7], conpar, 5);
784 gMC->Gspos("QAV1", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
785 //printf(" QAV1 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
789 //Third section of VAEHI (transition cone from ID=98mm to ID=90mm)
795 gMC->Gsvolu("QAV2", "CONE", idtmed[7], conpar, 5);
796 gMC->Gspos("QAV2", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
797 //printf(" QAV2 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
801 // Fourth section of VAEHI (tube ID=90mm)
805 gMC->Gsvolu("QAV3", "TUBE", idtmed[7], tubpar, 3);
806 gMC->Gspos("QAV3", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
808 //printf(" QAV3 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
812 //---------------------------- TCDD beginning ----------------------------------
813 // space for the insertion of the collimator TCDD (2 m)
814 // TCDD ZONE - 1st volume
820 gMC->Gsvolu("Q01T", "CONE", idtmed[7], conpar, 5);
821 gMC->Gspos("Q01T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
822 //printf(" Q01T CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
826 // TCDD ZONE - 2nd volume
830 gMC->Gsvolu("Q02T", "TUBE", idtmed[7], tubpar, 3);
831 gMC->Gspos("Q02T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
833 //printf(" Q02T TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
837 // TCDD ZONE - third volume
843 gMC->Gsvolu("Q03T", "CONE", idtmed[7], conpar, 5);
844 gMC->Gspos("Q03T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
845 //printf(" Q03T CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
849 // TCDD ZONE - 4th volume
853 gMC->Gsvolu("Q04T", "TUBE", idtmed[7], tubpar, 3);
854 gMC->Gspos("Q04T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
856 //printf(" Q04T TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
860 // TCDD ZONE - 5th volume
863 tubpar[2] = 100.12/2.;
864 gMC->Gsvolu("Q05T", "TUBE", idtmed[7], tubpar, 3);
865 gMC->Gspos("Q05T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
867 //printf(" Q05T TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
871 // TCDD ZONE - 6th volume
875 gMC->Gsvolu("Q06T", "TUBE", idtmed[7], tubpar, 3);
876 gMC->Gspos("Q06T", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
878 //printf(" Q06T TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
882 // TCDD ZONE - 7th volume
883 conpar[0] = 11.34/2.;
888 gMC->Gsvolu("Q07T", "CONE", idtmed[7], conpar, 5);
889 gMC->Gspos("Q07T", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
890 //printf(" Q07T CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
894 // Upper section : one single phi segment of a tube
895 // 5 parameters for tubs: inner radius = 0.,
896 // outer radius = 7. cm, half length = 50 cm
897 // phi1 = 0., phi2 = 180.
899 tubspar[1] = 14.0/2.;
900 tubspar[2] = 100.0/2.;
903 gMC->Gsvolu("Q08T", "TUBS", idtmed[7], tubspar, 5);
905 //printf(" upper part : one single phi segment of a tube (Q08T)\n");
907 // rectangular beam pipe inside TCDD upper section (Vacuum)
911 gMC->Gsvolu("Q09T", "BOX ", idtmed[10], boxpar, 3);
912 // positioning vacuum box in the upper section of TCDD
913 gMC->Gspos("Q09T", 1, "Q08T", 0., 1.1, 0., 0, "ONLY");
915 // lower section : one single phi segment of a tube
917 tubspar[1] = 14.0/2.;
918 tubspar[2] = 100.0/2.;
921 gMC->Gsvolu("Q10T", "TUBS", idtmed[7], tubspar, 5);
922 // rectangular beam pipe inside TCDD lower section (Vacuum)
926 gMC->Gsvolu("Q11T", "BOX ", idtmed[10], boxpar, 3);
927 // positioning vacuum box in the lower section of TCDD
928 gMC->Gspos("Q11T", 1, "Q10T", 0., -1.1, 0., 0, "ONLY");
930 // positioning TCDD elements in ZDCA, (inside TCDD volume)
931 gMC->Gspos("Q08T", 1, "ZDCA", 0., 2., -100.+zd2, 0, "ONLY");
932 gMC->Gspos("Q10T", 1, "ZDCA", 0., -2., -100.+zd2, 0, "ONLY");
938 gMC->Gsvolu("Q12T", "BOX ", idtmed[7], boxpar, 3);
939 // positioning RF screen at both sides of TCDD
940 gMC->Gspos("Q12T", 1, "ZDCA", tubspar[1]+boxpar[0], 0., -100.+zd2, 0, "ONLY");
941 gMC->Gspos("Q12T", 2, "ZDCA", -tubspar[1]-boxpar[0], 0., -100.+zd2, 0, "ONLY");
942 //---------------------------- TCDD end ---------------------------------------
944 // The following elliptical tube 180 mm x 70 mm
945 // (obtained positioning the void QA09 in QA08)
946 // represents VMTSA (780 mm) + space reserved to the TCTVB (1480 mm)+
947 // VMTSA (780 mm) + first part of VCTCP (93 mm)
951 tubpar[2] = 313.3/2.;
952 // gMC->Gsvolu("QA06", "ELTU", idtmed[7], tubpar, 3);
953 // temporary replace with a scaled tube (AG)
954 TGeoTube *tubeQA06 = new TGeoTube(0.,tubpar[0],tubpar[2]);
955 TGeoScale *scaleQA06 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
956 TGeoScaledShape *sshapeQA06 = new TGeoScaledShape(tubeQA06, scaleQA06);
957 new TGeoVolume("QA06", sshapeQA06, gGeoManager->GetMedium(idtmed[7]));
958 //printf(" QA06 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
962 tubpar[2] = 313.3/2.;
963 // gMC->Gsvolu("QA07", "ELTU", idtmed[10], tubpar, 3);
964 // temporary replace with a scaled tube (AG)
965 TGeoTube *tubeQA07 = new TGeoTube(0.,tubpar[0],tubpar[2]);
966 TGeoScale *scaleQA07 = new TGeoScale(1., tubpar[1]/tubpar[0], 1.);
967 TGeoScaledShape *sshapeQA07 = new TGeoScaledShape(tubeQA07, scaleQA07);
968 new TGeoVolume("QA07", sshapeQA07, gGeoManager->GetMedium(idtmed[10]));
969 //printf(" QA07 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
970 gMC->Gspos("QA06", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
971 gMC->Gspos("QA07", 1, "QA06", 0., 0., 0., 0, "ONLY");
973 // Vertical collimator jaws (defined ONLY if fVCollAperture<3.5!)
974 if(fVCollSideAAperture<3.5){
976 boxpar[1] = (3.5-fVCollSideAAperture-fVCollSideACentreY-0.7)/2.;
977 if(boxpar[1]<0.) boxpar[1]=0.;
978 boxpar[2] = 124.4/2.;
979 gMC->Gsvolu("QCVA" , "BOX ", idtmed[13], boxpar, 3);
980 gMC->Gspos("QCVA", 1, "QA07", -boxpar[0], fVCollSideAAperture+fVCollSideACentreY+boxpar[1], -313.3/2.+78.+148./2., 0, "ONLY");
981 gMC->Gspos("QCVA", 2, "QA07", -boxpar[0], -fVCollSideAAperture+fVCollSideACentreY-boxpar[1], -313.3/2.+78.+148./2., 0, "ONLY");
986 // VCTCP second part: transition cone from ID=180 to ID=212.7
990 conpar[3] = 21.27/2.;
991 conpar[4] = 21.87/2.;
992 gMC->Gsvolu("QA08", "CONE", idtmed[7], conpar, 5);
993 gMC->Gspos("QA08", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
995 //printf(" QA08 CONE from z = %Third part of VCTCR: tube (ID=196 mm) f to z = %f\n",zd2,2*conpar[0]+zd2);
1000 // Represents VCTCP third part (92 mm) + VCDWB (765 mm) + VMBGA (400 mm) +
1001 // VCDWE (300 mm) + VMBGA (400 mm)
1002 tubpar[0] = 21.27/2.;
1003 tubpar[1] = 21.87/2.;
1004 tubpar[2] = 195.7/2.;
1005 gMC->Gsvolu("QA09", "TUBE", idtmed[7], tubpar, 3);
1006 gMC->Gspos("QA09", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1007 //printf(" QA09 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1009 zd2 += 2.*tubpar[2];
1011 // skewed transition piece (ID=212.7 mm to 332 mm) (before TDI)
1012 conpar[0] = (50.0-0.73-1.13)/2.;
1013 conpar[1] = 21.27/2.;
1014 conpar[2] = 21.87/2.;
1015 conpar[3] = 33.2/2.;
1016 conpar[4] = 33.8/2.;
1017 gMC->Gsvolu("QA10", "CONE", idtmed[7], conpar, 5);
1018 gMC->Gspos("QA10", 1, "ZDCA", -1.66, 0., conpar[0]+0.73+zd2, irotpipe4, "ONLY");
1020 //printf(" QA10 skewed CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+0.73+1.13+zd2);
1022 zd2 += 2.*conpar[0]+0.73+1.13;
1024 // Vacuum chamber containing TDI
1026 tubpar[1] = 54.6/2.;
1027 tubpar[2] = 540.0/2.;
1028 gMC->Gsvolu("Q13TM", "TUBE", idtmed[10], tubpar, 3);
1029 gMC->Gspos("Q13TM", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1030 tubpar[0] = 54.0/2.;
1031 tubpar[1] = 54.6/2.;
1032 tubpar[2] = 540.0/2.;
1033 gMC->Gsvolu("Q13T", "TUBE", idtmed[7], tubpar, 3);
1034 gMC->Gspos("Q13T", 1, "Q13TM", 0., 0., 0., 0, "ONLY");
1036 //printf(" Q13T TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1038 zd2 += 2.*tubpar[2];
1040 //---------------- INSERT TDI INSIDE Q13T -----------------------------------
1041 boxpar[0] = 11.0/2.;
1043 boxpar[2] = 540.0/2.;
1044 gMC->Gsvolu("QTD1", "BOX ", idtmed[7], boxpar, 3);
1045 gMC->Gspos("QTD1", 1, "Q13TM", -3.8, 10.5, 0., 0, "ONLY");
1046 boxpar[0] = 11.0/2.;
1048 boxpar[2] = 540.0/2.;
1049 gMC->Gsvolu("QTD2", "BOX ", idtmed[7], boxpar, 3);
1050 gMC->Gspos("QTD2", 1, "Q13TM", -3.8, -10.5, 0., 0, "ONLY");
1053 boxpar[2] = 540.0/2.;
1054 gMC->Gsvolu("QTD3", "BOX ", idtmed[7], boxpar, 3);
1055 gMC->Gspos("QTD3", 1, "Q13TM", -3.8+5.5+boxpar[0], 6.1, 0., 0, "ONLY");
1056 gMC->Gspos("QTD3", 2, "Q13TM", -3.8+5.5+boxpar[0], -6.1, 0., 0, "ONLY");
1057 gMC->Gspos("QTD3", 3, "Q13TM", -3.8-5.5-boxpar[0], 6.1, 0., 0, "ONLY");
1058 gMC->Gspos("QTD3", 4, "Q13TM", -3.8-5.5-boxpar[0], -6.1, 0., 0, "ONLY");
1060 tubspar[0] = 12.0/2.;
1061 tubspar[1] = 12.4/2.;
1062 tubspar[2] = 540.0/2.;
1065 gMC->Gsvolu("QTD4", "TUBS", idtmed[7], tubspar, 5);
1066 gMC->Gspos("QTD4", 1, "Q13TM", -3.8-10.6, 0., 0., 0, "ONLY");
1067 tubspar[0] = 12.0/2.;
1068 tubspar[1] = 12.4/2.;
1069 tubspar[2] = 540.0/2.;
1072 gMC->Gsvolu("QTD5", "TUBS", idtmed[7], tubspar, 5);
1073 gMC->Gspos("QTD5", 1, "Q13TM", -3.8+10.6, 0., 0., 0, "ONLY");
1074 //---------------- END DEFINING TDI INSIDE Q13T -------------------------------
1076 // VCTCG skewed transition piece (ID=332 mm to 212.7 mm) (after TDI)
1077 conpar[0] = (50.0-2.92-1.89)/2.;
1078 conpar[1] = 33.2/2.;
1079 conpar[2] = 33.8/2.;
1080 conpar[3] = 21.27/2.;
1081 conpar[4] = 21.87/2.;
1082 gMC->Gsvolu("QA11", "CONE", idtmed[7], conpar, 5);
1083 gMC->Gspos("QA11", 1, "ZDCA", 4.32-3.8, 0., conpar[0]+2.92+zd2, irotpipe5, "ONLY");
1085 //printf(" QA11 skewed CONE from z = %f to z =%f\n",zd2,2*conpar[0]+2.92+1.89+zd2);
1087 zd2 += 2.*conpar[0]+2.92+1.89;
1089 // The following tube ID 212.7 mm
1090 // represents VMBGA (400 mm) + VCDWE (300 mm) + VMBGA (400 mm) +
1091 // BTVTS (600 mm) + VMLGB (400 mm)
1092 tubpar[0] = 21.27/2.;
1093 tubpar[1] = 21.87/2.;
1094 tubpar[2] = 210.0/2.;
1095 gMC->Gsvolu("QA12", "TUBE", idtmed[7], tubpar, 3);
1096 gMC->Gspos("QA12", 1, "ZDCA", 4., 0., tubpar[2]+zd2, 0, "ONLY");
1098 //printf(" QA12 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1100 zd2 += 2.*tubpar[2];
1102 // First part of VCTCC
1103 // skewed transition cone from ID=212.7 mm to ID=797 mm
1104 conpar[0] = (121.0-0.37-1.35)/2.;
1105 conpar[1] = 21.27/2.;
1106 conpar[2] = 21.87/2.;
1107 conpar[3] = 79.7/2.;
1108 conpar[4] = 81.3/2.;
1109 gMC->Gsvolu("QA13", "CONE", idtmed[7], conpar, 5);
1110 gMC->Gspos("QA13", 1, "ZDCA", 4.-2., 0., conpar[0]+0.37+zd2, irotpipe3, "ONLY");
1112 //printf(" QA13 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+0.37+1.35+zd2);
1114 zd2 += 2.*conpar[0]+0.37+1.35;
1116 // The following tube ID 797 mm --- (volume QA16)
1117 // represents the second part of VCTCC (4272 mm) +
1118 // 4 x VCDGA (4 x 4272 mm) +
1119 // the first part of VCTCR (850 mm)
1120 tubpar[0] = 79.7/2.;
1121 tubpar[1] = 81.3/2.;
1122 tubpar[2] = 2221./2.;
1123 gMC->Gsvolu("QA14", "TUBE", idtmed[7], tubpar, 3);
1124 gMC->Gspos("QA14", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1126 //printf(" QA14 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1128 zd2 += 2.*tubpar[2];
1130 // Second part of VCTCR
1131 // Transition from ID=797 mm to ID=196 mm:
1132 // in order to simulate the thin window opened in the transition cone
1133 // we divide the transition cone in three cones:
1134 // (1) 8 mm thick (2) 3 mm thick (3) the third 8 mm thick
1137 conpar[0] = 9.09/2.; // 15 degree
1138 conpar[1] = 79.7/2.;
1139 conpar[2] = 81.3/2.; // thickness 8 mm
1140 conpar[3] = 74.82868/2.;
1141 conpar[4] = 76.42868/2.; // thickness 8 mm
1142 gMC->Gsvolu("QA15", "CONE", idtmed[7], conpar, 5);
1143 gMC->Gspos("QA15", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1144 //printf(" QA15 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1146 zd2 += 2.*conpar[0];
1149 conpar[0] = 96.2/2.; // 15 degree
1150 conpar[1] = 74.82868/2.;
1151 conpar[2] = 75.42868/2.; // thickness 3 mm
1152 conpar[3] = 23.19588/2.;
1153 conpar[4] = 23.79588/2.; // thickness 3 mm
1154 gMC->Gsvolu("QA16", "CONE", idtmed[7], conpar, 5);
1155 gMC->Gspos("QA16", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1156 //printf(" QA16 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1158 zd2 += 2.*conpar[0];
1161 conpar[0] = 6.71/2.; // 15 degree
1162 conpar[1] = 23.19588/2.;
1163 conpar[2] = 24.79588/2.;// thickness 8 mm
1164 conpar[3] = 19.6/2.;
1165 conpar[4] = 21.2/2.;// thickness 8 mm
1166 gMC->Gsvolu("QA17", "CONE", idtmed[7], conpar, 5);
1167 gMC->Gspos("QA17", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1168 //printf(" QA19 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1170 zd2 += 2.*conpar[0];
1172 // Third part of VCTCR: tube (ID=196 mm)
1173 tubpar[0] = 19.6/2.;
1174 tubpar[1] = 21.2/2.;
1175 tubpar[2] = 9.55/2.;
1176 gMC->Gsvolu("QA18", "TUBE", idtmed[7], tubpar, 3);
1177 gMC->Gspos("QA18", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1179 //printf(" QA18 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1181 zd2 += 2.*tubpar[2];
1183 // Flange (ID=196 mm) (last part of VCTCR and first part of VMZAR)
1184 tubpar[0] = 19.6/2.;
1185 tubpar[1] = 25.3/2.;
1187 gMC->Gsvolu("QF01", "TUBE", idtmed[7], tubpar, 3);
1188 gMC->Gspos("QF01", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1190 //printf(" QF01 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1192 zd2 += 2.*tubpar[2];
1194 // VMZAR (5 volumes)
1195 tubpar[0] = 20.2/2.;
1196 tubpar[1] = 20.6/2.;
1197 tubpar[2] = 2.15/2.;
1198 gMC->Gsvolu("QA19", "TUBE", idtmed[7], tubpar, 3);
1199 gMC->Gspos("QA19", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1201 //printf(" QA19 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1203 zd2 += 2.*tubpar[2];
1206 conpar[1] = 20.2/2.;
1207 conpar[2] = 20.6/2.;
1208 conpar[3] = 23.9/2.;
1209 conpar[4] = 24.3/2.;
1210 gMC->Gsvolu("QA20", "CONE", idtmed[7], conpar, 5);
1211 gMC->Gspos("QA20", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1213 //printf(" QA20 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1215 zd2 += 2.*conpar[0];
1217 tubpar[0] = 23.9/2.;
1218 tubpar[1] = 25.5/2.;
1219 tubpar[2] = 17.0/2.;
1220 gMC->Gsvolu("QA21", "TUBE", idtmed[7], tubpar, 3);
1221 gMC->Gspos("QA21", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1223 //printf(" QA21 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1225 zd2 += 2.*tubpar[2];
1228 conpar[1] = 23.9/2.;
1229 conpar[2] = 24.3/2.;
1230 conpar[3] = 20.2/2.;
1231 conpar[4] = 20.6/2.;
1232 gMC->Gsvolu("QA22", "CONE", idtmed[7], conpar, 5);
1233 gMC->Gspos("QA22", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1235 //printf(" QA22 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1237 zd2 += 2.*conpar[0];
1239 tubpar[0] = 20.2/2.;
1240 tubpar[1] = 20.6/2.;
1241 tubpar[2] = 2.15/2.;
1242 gMC->Gsvolu("QA23", "TUBE", idtmed[7], tubpar, 3);
1243 gMC->Gspos("QA23", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1245 //printf(" QA23 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1247 zd2 += 2.*tubpar[2];
1249 // Flange (ID=196 mm)(last part of VMZAR and first part of VCTYD)
1250 tubpar[0] = 19.6/2.;
1251 tubpar[1] = 25.3/2.;
1253 gMC->Gsvolu("QF02", "TUBE", idtmed[7], tubpar, 3);
1254 gMC->Gspos("QF02", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1256 //printf(" QF02 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1258 zd2 += 2.*tubpar[2];
1260 // simulation of the trousers (VCTYB)
1261 tubpar[0] = 19.6/2.;
1262 tubpar[1] = 20.0/2.;
1264 gMC->Gsvolu("QA24", "TUBE", idtmed[7], tubpar, 3);
1265 gMC->Gspos("QA24", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1267 //printf(" QA24 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1269 zd2 += 2.*tubpar[2];
1271 // transition cone from ID=196. to ID=216.6
1272 conpar[0] = 32.55/2.;
1273 conpar[1] = 19.6/2.;
1274 conpar[2] = 20.0/2.;
1275 conpar[3] = 21.66/2.;
1276 conpar[4] = 22.06/2.;
1277 gMC->Gsvolu("QA25", "CONE", idtmed[7], conpar, 5);
1278 gMC->Gspos("QA25", 1, "ZDCA", 0., 0., conpar[0]+zd2, 0, "ONLY");
1280 //printf(" QA25 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+zd2);
1282 zd2 += 2.*conpar[0];
1285 tubpar[0] = 21.66/2.;
1286 tubpar[1] = 22.06/2.;
1287 tubpar[2] = 28.6/2.;
1288 gMC->Gsvolu("QA26", "TUBE", idtmed[7], tubpar, 3);
1289 gMC->Gspos("QA26", 1, "ZDCA", 0., 0., tubpar[2]+zd2, 0, "ONLY");
1291 //printf(" QA26 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1293 zd2 += 2.*tubpar[2];
1295 // --------------------------------------------------------
1296 // RECOMBINATION CHAMBER IMPLEMENTED USING TGeo CLASSES!!!!
1297 // author: Chiara (June 2008)
1298 // --------------------------------------------------------
1299 // TRANSFORMATION MATRICES
1300 // Combi transformation:
1305 thx = 84.989100; phx = 0.000000;
1306 thy = 90.000000; phy = 90.000000;
1307 thz = 5.010900; phz = 180.000000;
1308 TGeoRotation *rotMatrix1 = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
1309 // Combi transformation:
1313 TGeoCombiTrans *rotMatrix2 = new TGeoCombiTrans("ZDC_c1", dx,dy,dz,rotMatrix1);
1314 rotMatrix2->RegisterYourself();
1315 // Combi transformation:
1320 thx = 95.010900; phx = 0.000000;
1321 thy = 90.000000; phy = 90.000000;
1322 thz = 5.010900; phz = 0.000000;
1323 TGeoRotation *rotMatrix3 = new TGeoRotation("",thx,phx,thy,phy,thz,phz);
1324 TGeoCombiTrans *rotMatrix4 = new TGeoCombiTrans("ZDC_c2", dx,dy,dz,rotMatrix3);
1325 rotMatrix4->RegisterYourself();
1328 // VOLUMES DEFINITION
1330 TGeoVolume *pZDCA = gGeoManager->GetVolume("ZDCA");
1332 conpar[0] = (90.1-0.95-0.26)/2.;
1334 conpar[2] = 21.6/2.;
1337 new TGeoCone("QALext", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
1339 conpar[0] = (90.1-0.95-0.26)/2.;
1341 conpar[2] = 21.2/2.;
1344 new TGeoCone("QALint", conpar[0],conpar[1],conpar[2],conpar[3],conpar[4]);
1347 TGeoCompositeShape *pOutTrousers = new TGeoCompositeShape("outTrousers", "QALext:ZDC_c1+QALext:ZDC_c2");
1350 //TGeoMedium *medZDCFe = gGeoManager->GetMedium("ZDC_ZIRON");
1351 TGeoVolume *pQALext = new TGeoVolume("QALext",pOutTrousers, medZDCFe);
1352 pQALext->SetLineColor(kBlue);
1353 pQALext->SetVisLeaves(kTRUE);
1355 TGeoTranslation *tr1 = new TGeoTranslation(0., 0., (Double_t) conpar[0]+0.95+zd2);
1356 pZDCA->AddNode(pQALext, 1, tr1);
1358 TGeoCompositeShape *pIntTrousers = new TGeoCompositeShape("intTrousers", "QALint:ZDC_c1+QALint:ZDC_c2");
1360 //TGeoMedium *medZDCvoid = gGeoManager->GetMedium("ZDC_ZVOID");
1361 TGeoVolume *pQALint = new TGeoVolume("QALint",pIntTrousers, medZDCvoid);
1362 pQALint->SetLineColor(kAzure);
1363 pQALint->SetVisLeaves(kTRUE);
1364 pQALext->AddNode(pQALint, 1);
1368 // second section : 2 tubes (ID = 54. OD = 58.)
1371 tubpar[2] = 40.0/2.;
1372 gMC->Gsvolu("QA27", "TUBE", idtmed[7], tubpar, 3);
1373 gMC->Gspos("QA27", 1, "ZDCA", -15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1374 gMC->Gspos("QA27", 2, "ZDCA", 15.8/2., 0., tubpar[2]+zd2, 0, "ONLY");
1376 //printf(" QA27 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1378 zd2 += 2.*tubpar[2];
1380 // transition x2zdc to recombination chamber : skewed cone
1381 conpar[0] = (10.-1.)/2.;
1386 gMC->Gsvolu("QA28", "CONE", idtmed[7], conpar, 5);
1387 gMC->Gspos("QA28", 1, "ZDCA", -7.9-0.175, 0., conpar[0]+0.5+zd2, irotpipe1, "ONLY");
1388 gMC->Gspos("QA28", 2, "ZDCA", 7.9+0.175, 0., conpar[0]+0.5+zd2, irotpipe2, "ONLY");
1389 //printf(" QA28 CONE from z = %1.2f to z= %1.2f\n",zd2,2*conpar[0]+0.2+zd2);
1391 zd2 += 2.*conpar[0]+1.;
1393 // 2 tubes (ID = 63 mm OD=70 mm)
1396 tubpar[2] = (342.5+498.3)/2.;
1397 gMC->Gsvolu("QA29", "TUBE", idtmed[7], tubpar, 3);
1398 gMC->Gspos("QA29", 1, "ZDCA", -16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1399 gMC->Gspos("QA29", 2, "ZDCA", 16.5/2., 0., tubpar[2]+zd2, 0, "ONLY");
1400 //printf(" QA29 TUBE from z = %1.2f to z= %1.2f\n",zd2,2*tubpar[2]+zd2);
1402 zd2 += 2.*tubpar[2];
1404 // -- Luminometer (Cu box) in front of ZN - side A
1407 boxpar[2] = fLumiLength/2.;
1408 gMC->Gsvolu("QLUA", "BOX ", idtmed[9], boxpar, 3);
1409 gMC->Gspos("QLUA", 1, "ZDCA", 0., 0., fPosZNA[2]-66.-boxpar[2], 0, "ONLY");
1410 //printf(" QLUA LUMINOMETER from z = %1.2f to z= %1.2f\n\n", fPosZNA[2]-66., fPosZNA[2]-66.-2*boxpar[2]);
1412 //printf(" END OF BEAM PIPE VOLUME DEFINITION AT z = %f\n",zd2);
1415 // ----------------------------------------------------------------
1416 // -- MAGNET DEFINITION -> LHC OPTICS 6.5
1417 // ----------------------------------------------------------------
1418 // ***************************************************************
1419 // SIDE C - RB26 (dimuon side)
1420 // ***************************************************************
1421 // -- COMPENSATOR DIPOLE (MBXW)
1424 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1427 tubpar[2] = 153./2.;
1428 gMC->Gsvolu("MBXW", "TUBE", idtmed[11], tubpar, 3);
1433 tubpar[2] = 153./2.;
1434 gMC->Gsvolu("YMBX", "TUBE", idtmed[7], tubpar, 3);
1436 gMC->Gspos("MBXW", 1, "ZDCC", 0., 0., -tubpar[2]-zCorrDip, 0, "ONLY");
1437 gMC->Gspos("YMBX", 1, "ZDCC", 0., 0., -tubpar[2]-zCorrDip, 0, "ONLY");
1443 // -- DEFINE MQXL AND MQX QUADRUPOLE ELEMENT
1445 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1448 tubpar[2] = 637./2.;
1449 gMC->Gsvolu("MQXL", "TUBE", idtmed[11], tubpar, 3);
1454 tubpar[2] = 637./2.;
1455 gMC->Gsvolu("YMQL", "TUBE", idtmed[7], tubpar, 3);
1457 gMC->Gspos("MQXL", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip, 0, "ONLY");
1458 gMC->Gspos("YMQL", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip, 0, "ONLY");
1460 gMC->Gspos("MQXL", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-2400., 0, "ONLY");
1461 gMC->Gspos("YMQL", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-2400., 0, "ONLY");
1464 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1467 tubpar[2] = 550./2.;
1468 gMC->Gsvolu("MQX ", "TUBE", idtmed[11], tubpar, 3);
1473 tubpar[2] = 550./2.;
1474 gMC->Gsvolu("YMQ ", "TUBE", idtmed[7], tubpar, 3);
1476 gMC->Gspos("MQX ", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-908.5, 0, "ONLY");
1477 gMC->Gspos("YMQ ", 1, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-908.5, 0, "ONLY");
1479 gMC->Gspos("MQX ", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-1558.5, 0, "ONLY");
1480 gMC->Gspos("YMQ ", 2, "ZDCC", 0., 0., -tubpar[2]-zInnTrip-1558.5, 0, "ONLY");
1482 // -- SEPARATOR DIPOLE D1
1485 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1488 tubpar[2] = 945./2.;
1489 gMC->Gsvolu("MD1 ", "TUBE", idtmed[11], tubpar, 3);
1491 // -- Insert horizontal Cu plates inside D1
1492 // -- (to simulate the vacuum chamber)
1493 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.98+0.2)*(2.98+0.2)) - 0.05;
1495 boxpar[2] = 945./2.;
1496 gMC->Gsvolu("MD1V", "BOX ", idtmed[6], boxpar, 3);
1497 gMC->Gspos("MD1V", 1, "MD1 ", 0., 2.98+boxpar[1], 0., 0, "ONLY");
1498 gMC->Gspos("MD1V", 2, "MD1 ", 0., -2.98-boxpar[1], 0., 0, "ONLY");
1502 tubpar[1] = 110./2.;
1503 tubpar[2] = 945./2.;
1504 gMC->Gsvolu("YD1 ", "TUBE", idtmed[7], tubpar, 3);
1506 gMC->Gspos("YD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD1, 0, "ONLY");
1507 gMC->Gspos("MD1 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD1, 0, "ONLY");
1509 //printf(" MD1 from z = %1.2f to z= %1.2f cm\n",-zD1, -zD1-2*tubpar[2]);
1513 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1516 tubpar[2] = 945./2.;
1517 gMC->Gsvolu("MD2 ", "TUBE", idtmed[11], tubpar, 3);
1522 tubpar[2] = 945./2.;
1523 gMC->Gsvolu("YD2 ", "TUBE", idtmed[7], tubpar, 3);
1525 gMC->Gspos("YD2 ", 1, "ZDCC", 0., 0., -tubpar[2]-zD2, 0, "ONLY");
1527 //printf(" YD2 from z = %1.2f to z= %1.2f cm\n",-zD2, -zD2-2*tubpar[2]);
1529 gMC->Gspos("MD2 ", 1, "YD2 ", -9.4, 0., 0., 0, "ONLY");
1530 gMC->Gspos("MD2 ", 2, "YD2 ", 9.4, 0., 0., 0, "ONLY");
1532 // ***************************************************************
1534 // ***************************************************************
1536 // COMPENSATOR DIPOLE (MCBWA) (2nd compensator)
1537 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1540 tubpar[2] = 153./2.;
1541 gMC->Gsvolu("MCBW", "TUBE", idtmed[11], tubpar, 3);
1542 gMC->Gspos("MCBW", 1, "ZDCA", 0., 0., tubpar[2]+zCorrDip, 0, "ONLY");
1547 tubpar[2] = 153./2.;
1548 gMC->Gsvolu("YMCB", "TUBE", idtmed[7], tubpar, 3);
1549 gMC->Gspos("YMCB", 1, "ZDCA", 0., 0., tubpar[2]+zCorrDip, 0, "ONLY");
1552 // -- DEFINE MQX1 AND MQX2 QUADRUPOLE ELEMENT
1554 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1557 tubpar[2] = 637./2.;
1558 gMC->Gsvolu("MQX1", "TUBE", idtmed[11], tubpar, 3);
1559 gMC->Gsvolu("MQX4", "TUBE", idtmed[11], tubpar, 3);
1564 tubpar[2] = 637./2.;
1565 gMC->Gsvolu("YMQ1", "TUBE", idtmed[7], tubpar, 3);
1568 gMC->Gspos("MQX1", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip, 0, "ONLY");
1569 gMC->Gspos("YMQ1", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip, 0, "ONLY");
1571 // -- BEAM SCREEN FOR Q1
1572 tubpar[0] = 4.78/2.;
1573 tubpar[1] = 5.18/2.;
1574 tubpar[2] = 637./2.;
1575 gMC->Gsvolu("QBS1", "TUBE", idtmed[6], tubpar, 3);
1576 gMC->Gspos("QBS1", 1, "MQX1", 0., 0., 0., 0, "ONLY");
1577 // INSERT VERTICAL PLATE INSIDE Q1
1578 boxpar[0] = 0.2/2.0;
1579 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(1.9+0.2)*(1.9+0.2));
1581 gMC->Gsvolu("QBS2", "BOX ", idtmed[6], boxpar, 3);
1582 gMC->Gspos("QBS2", 1, "MQX1", 1.9+boxpar[0], 0., 0., 0, "ONLY");
1583 gMC->Gspos("QBS2", 2, "MQX1", -1.9-boxpar[0], 0., 0., 0, "ONLY");
1586 gMC->Gspos("MQX4", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+2400., 0, "ONLY");
1587 gMC->Gspos("YMQ1", 2, "ZDCA", 0., 0., tubpar[2]+zInnTrip+2400., 0, "ONLY");
1589 // -- BEAM SCREEN FOR Q3
1590 tubpar[0] = 5.79/2.;
1591 tubpar[1] = 6.14/2.;
1592 tubpar[2] = 637./2.;
1593 gMC->Gsvolu("QBS3", "TUBE", idtmed[6], tubpar, 3);
1594 gMC->Gspos("QBS3", 1, "MQX4", 0., 0., 0., 0, "ONLY");
1595 // INSERT VERTICAL PLATE INSIDE Q3
1596 boxpar[0] = 0.2/2.0;
1597 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1599 gMC->Gsvolu("QBS4", "BOX ", idtmed[6], boxpar, 3);
1600 gMC->Gspos("QBS4", 1, "MQX4", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1601 gMC->Gspos("QBS4", 2, "MQX4", -2.405-boxpar[0], 0., 0., 0, "ONLY");
1606 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1609 tubpar[2] = 550./2.;
1610 gMC->Gsvolu("MQX2", "TUBE", idtmed[11], tubpar, 3);
1611 gMC->Gsvolu("MQX3", "TUBE", idtmed[11], tubpar, 3);
1616 tubpar[2] = 550./2.;
1617 gMC->Gsvolu("YMQ2", "TUBE", idtmed[7], tubpar, 3);
1619 // -- BEAM SCREEN FOR Q2
1620 tubpar[0] = 5.79/2.;
1621 tubpar[1] = 6.14/2.;
1622 tubpar[2] = 550./2.;
1623 gMC->Gsvolu("QBS5", "TUBE", idtmed[6], tubpar, 3);
1624 // VERTICAL PLATE INSIDE Q2
1625 boxpar[0] = 0.2/2.0;
1626 boxpar[1] = TMath::Sqrt(tubpar[0]*tubpar[0]-(2.405+0.2)*(2.405+0.2));
1628 gMC->Gsvolu("QBS6", "BOX ", idtmed[6], boxpar, 3);
1631 gMC->Gspos("MQX2", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+908.5, 0, "ONLY");
1632 gMC->Gspos("QBS5", 1, "MQX2", 0., 0., 0., 0, "ONLY");
1633 gMC->Gspos("QBS6", 1, "MQX2", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1634 gMC->Gspos("QBS6", 2, "MQX2", -2.405-boxpar[0], 0., 0., 0, "ONLY");
1635 gMC->Gspos("YMQ2", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+908.5, 0, "ONLY");
1639 gMC->Gspos("MQX3", 1, "ZDCA", 0., 0., tubpar[2]+zInnTrip+1558.5, 0, "ONLY");
1640 gMC->Gspos("QBS5", 2, "MQX3", 0., 0., 0., 0, "ONLY");
1641 gMC->Gspos("QBS6", 3, "MQX3", 2.405+boxpar[0], 0., 0., 0, "ONLY");
1642 gMC->Gspos("QBS6", 4, "MQX3", -2.405-boxpar[0], 0., 0., 0, "ONLY");
1643 gMC->Gspos("YMQ2", 2, "ZDCA", 0., 0., tubpar[2]+zInnTrip+1558.5, 0, "ONLY");
1645 // -- SEPARATOR DIPOLE D1
1646 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1648 tubpar[1] = 6.75/2.;//3.375
1649 tubpar[2] = 945./2.;
1650 gMC->Gsvolu("MD1L", "TUBE", idtmed[11], tubpar, 3);
1652 // -- The beam screen tube is provided by the beam pipe in D1 (QA03 volume)
1653 // -- Insert the beam screen horizontal Cu plates inside D1
1654 // -- (to simulate the vacuum chamber)
1655 boxpar[0] = TMath::Sqrt(tubpar[1]*tubpar[1]-(2.885+0.2)*(2.885+0.2));
1658 gMC->Gsvolu("QBS7", "BOX ", idtmed[6], boxpar, 3);
1659 gMC->Gspos("QBS7", 1, "MD1L", 0., 2.885+boxpar[1],0., 0, "ONLY");
1660 gMC->Gspos("QBS7", 2, "MD1L", 0., -2.885-boxpar[1],0., 0, "ONLY");
1665 tubpar[2] = 945./2.;
1666 gMC->Gsvolu("YD1L", "TUBE", idtmed[7], tubpar, 3);
1668 gMC->Gspos("YD1L", 1, "ZDCA", 0., 0., tubpar[2]+zD1, 0, "ONLY");
1669 gMC->Gspos("MD1L", 1, "ZDCA", 0., 0., tubpar[2]+zD1, 0, "ONLY");
1672 // -- GAP (VACUUM WITH MAGNETIC FIELD)
1674 tubpar[1] = 7.5/2.; // this has to be checked
1675 tubpar[2] = 945./2.;
1676 gMC->Gsvolu("MD2L", "TUBE", idtmed[11], tubpar, 3);
1681 tubpar[2] = 945./2.;
1682 gMC->Gsvolu("YD2L", "TUBE", idtmed[7], tubpar, 3);
1684 gMC->Gspos("YD2L", 1, "ZDCA", 0., 0., tubpar[2]+zD2, 0, "ONLY");
1686 gMC->Gspos("MD2L", 1, "YD2L", -9.4, 0., 0., 0, "ONLY");
1687 gMC->Gspos("MD2L", 2, "YD2L", 9.4, 0., 0., 0, "ONLY");
1689 // -- END OF MAGNET DEFINITION
1692 //_____________________________________________________________________________
1693 void AliZDCv3::CreateZDC()
1696 // Create the various ZDCs (ZN + ZP)
1699 Float_t dimPb[6], dimVoid[6];
1701 Int_t *idtmed = fIdtmed->GetArray();
1703 // Parameters for hadronic calorimeters geometry
1704 // NB -> parameters used ONLY in CreateZDC()
1705 Float_t fGrvZN[3] = {0.03, 0.03, 50.}; // Grooves for neutron detector
1706 Float_t fGrvZP[3] = {0.04, 0.04, 75.}; // Grooves for proton detector
1707 Int_t fDivZN[3] = {11, 11, 0}; // Division for neutron detector
1708 Int_t fDivZP[3] = {7, 15, 0}; // Division for proton detector
1709 Int_t fTowZN[2] = {2, 2}; // Tower for neutron detector
1710 Int_t fTowZP[2] = {4, 1}; // Tower for proton detector
1712 // Parameters for EM calorimeter geometry
1713 // NB -> parameters used ONLY in CreateZDC()
1714 Float_t kDimZEMPb = 0.15*(TMath::Sqrt(2.)); // z-dimension of the Pb slice
1715 Float_t kFibRadZEM = 0.0315; // External fiber radius (including cladding)
1716 Int_t fDivZEM[3] = {92, 0, 20}; // Divisions for EM detector
1717 Float_t fDimZEM[6] = {fZEMLength, 3.5, 3.5, 45., 0., 0.}; // Dimensions of EM detector
1718 Float_t fFibZEM2 = fDimZEM[2]/TMath::Sin(fDimZEM[3]*kDegrad)-kFibRadZEM;
1719 Float_t fFibZEM[3] = {0., 0.0275, fFibZEM2}; // Fibers for EM calorimeter
1722 //-- Create calorimeters geometry
1724 // -------------------------------------------------------------------------------
1725 //--> Neutron calorimeter (ZN)
1727 gMC->Gsvolu("ZNEU", "BOX ", idtmed[1], fDimZN, 3); // Passive material
1728 gMC->Gsvolu("ZNF1", "TUBE", idtmed[3], fFibZN, 3); // Active material
1729 gMC->Gsvolu("ZNF2", "TUBE", idtmed[4], fFibZN, 3);
1730 gMC->Gsvolu("ZNF3", "TUBE", idtmed[4], fFibZN, 3);
1731 gMC->Gsvolu("ZNF4", "TUBE", idtmed[3], fFibZN, 3);
1732 gMC->Gsvolu("ZNG1", "BOX ", idtmed[12], fGrvZN, 3); // Empty grooves
1733 gMC->Gsvolu("ZNG2", "BOX ", idtmed[12], fGrvZN, 3);
1734 gMC->Gsvolu("ZNG3", "BOX ", idtmed[12], fGrvZN, 3);
1735 gMC->Gsvolu("ZNG4", "BOX ", idtmed[12], fGrvZN, 3);
1737 // Divide ZNEU in towers (for hits purposes)
1739 gMC->Gsdvn("ZNTX", "ZNEU", fTowZN[0], 1); // x-tower
1740 gMC->Gsdvn("ZN1 ", "ZNTX", fTowZN[1], 2); // y-tower
1742 //-- Divide ZN1 in minitowers
1743 // fDivZN[0]= NUMBER OF FIBERS PER TOWER ALONG X-AXIS,
1744 // fDivZN[1]= NUMBER OF FIBERS PER TOWER ALONG Y-AXIS
1745 // (4 fibres per minitower)
1747 gMC->Gsdvn("ZNSL", "ZN1 ", fDivZN[1], 2); // Slices
1748 gMC->Gsdvn("ZNST", "ZNSL", fDivZN[0], 1); // Sticks
1750 // --- Position the empty grooves in the sticks (4 grooves per stick)
1751 Float_t dx = fDimZN[0] / fDivZN[0] / 4.;
1752 Float_t dy = fDimZN[1] / fDivZN[1] / 4.;
1754 gMC->Gspos("ZNG1", 1, "ZNST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1755 gMC->Gspos("ZNG2", 1, "ZNST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1756 gMC->Gspos("ZNG3", 1, "ZNST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1757 gMC->Gspos("ZNG4", 1, "ZNST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1759 // --- Position the fibers in the grooves
1760 gMC->Gspos("ZNF1", 1, "ZNG1", 0., 0., 0., 0, "ONLY");
1761 gMC->Gspos("ZNF2", 1, "ZNG2", 0., 0., 0., 0, "ONLY");
1762 gMC->Gspos("ZNF3", 1, "ZNG3", 0., 0., 0., 0, "ONLY");
1763 gMC->Gspos("ZNF4", 1, "ZNG4", 0., 0., 0., 0, "ONLY");
1765 // --- Position the neutron calorimeter in ZDC
1766 // -- Rotation of ZDCs
1768 gMC->Matrix(irotzdc, 90., 180., 90., 90., 180., 0.);
1770 gMC->Gspos("ZNEU", 1, "ZDCC", fPosZNC[0], fPosZNC[1], fPosZNC[2]-fDimZN[2], irotzdc, "ONLY");
1772 //printf("\n ZN -> %f < z < %f cm\n",fPosZN[2],fPosZN[2]-2*fDimZN[2]);
1774 // --- Position the neutron calorimeter in ZDC2 (left line)
1775 // -- No Rotation of ZDCs
1776 gMC->Gspos("ZNEU", 2, "ZDCA", fPosZNA[0], fPosZNA[1], fPosZNA[2]+fDimZN[2], 0, "ONLY");
1778 //printf("\n ZN left -> %f < z < %f cm\n",fPosZNl[2],fPosZNl[2]+2*fDimZN[2]);
1781 // -------------------------------------------------------------------------------
1782 //--> Proton calorimeter (ZP)
1784 gMC->Gsvolu("ZPRO", "BOX ", idtmed[2], fDimZP, 3); // Passive material
1785 gMC->Gsvolu("ZPF1", "TUBE", idtmed[3], fFibZP, 3); // Active material
1786 gMC->Gsvolu("ZPF2", "TUBE", idtmed[4], fFibZP, 3);
1787 gMC->Gsvolu("ZPF3", "TUBE", idtmed[4], fFibZP, 3);
1788 gMC->Gsvolu("ZPF4", "TUBE", idtmed[3], fFibZP, 3);
1789 gMC->Gsvolu("ZPG1", "BOX ", idtmed[12], fGrvZP, 3); // Empty grooves
1790 gMC->Gsvolu("ZPG2", "BOX ", idtmed[12], fGrvZP, 3);
1791 gMC->Gsvolu("ZPG3", "BOX ", idtmed[12], fGrvZP, 3);
1792 gMC->Gsvolu("ZPG4", "BOX ", idtmed[12], fGrvZP, 3);
1794 //-- Divide ZPRO in towers(for hits purposes)
1796 gMC->Gsdvn("ZPTX", "ZPRO", fTowZP[0], 1); // x-tower
1797 gMC->Gsdvn("ZP1 ", "ZPTX", fTowZP[1], 2); // y-tower
1800 //-- Divide ZP1 in minitowers
1801 // fDivZP[0]= NUMBER OF FIBERS ALONG X-AXIS PER MINITOWER,
1802 // fDivZP[1]= NUMBER OF FIBERS ALONG Y-AXIS PER MINITOWER
1803 // (4 fiber per minitower)
1805 gMC->Gsdvn("ZPSL", "ZP1 ", fDivZP[1], 2); // Slices
1806 gMC->Gsdvn("ZPST", "ZPSL", fDivZP[0], 1); // Sticks
1808 // --- Position the empty grooves in the sticks (4 grooves per stick)
1809 dx = fDimZP[0] / fTowZP[0] / fDivZP[0] / 2.;
1810 dy = fDimZP[1] / fTowZP[1] / fDivZP[1] / 2.;
1812 gMC->Gspos("ZPG1", 1, "ZPST", 0.-dx, 0.+dy, 0., 0, "ONLY");
1813 gMC->Gspos("ZPG2", 1, "ZPST", 0.+dx, 0.+dy, 0., 0, "ONLY");
1814 gMC->Gspos("ZPG3", 1, "ZPST", 0.-dx, 0.-dy, 0., 0, "ONLY");
1815 gMC->Gspos("ZPG4", 1, "ZPST", 0.+dx, 0.-dy, 0., 0, "ONLY");
1817 // --- Position the fibers in the grooves
1818 gMC->Gspos("ZPF1", 1, "ZPG1", 0., 0., 0., 0, "ONLY");
1819 gMC->Gspos("ZPF2", 1, "ZPG2", 0., 0., 0., 0, "ONLY");
1820 gMC->Gspos("ZPF3", 1, "ZPG3", 0., 0., 0., 0, "ONLY");
1821 gMC->Gspos("ZPF4", 1, "ZPG4", 0., 0., 0., 0, "ONLY");
1824 // --- Position the proton calorimeter in ZDCC
1825 gMC->Gspos("ZPRO", 1, "ZDCC", fPosZPC[0], fPosZPC[1], fPosZPC[2]-fDimZP[2], irotzdc, "ONLY");
1827 //printf("\n ZP -> %f < z < %f cm\n",fPosZP[2],fPosZP[2]-2*fDimZP[2]);
1829 // --- Position the proton calorimeter in ZDCA
1831 gMC->Gspos("ZPRO", 2, "ZDCA", fPosZPA[0], fPosZPA[1], fPosZPA[2]+fDimZP[2], 0, "ONLY");
1833 //printf("\n ZP left -> %f < z < %f cm\n",fPosZPl[2],fPosZPl[2]+2*fDimZP[2]);
1836 // -------------------------------------------------------------------------------
1837 // -> EM calorimeter (ZEM)
1839 gMC->Gsvolu("ZEM ", "PARA", idtmed[10], fDimZEM, 6);
1842 gMC->Matrix(irot1,0.,0.,90.,90.,-90.,0.); // Rotation matrix 1
1843 gMC->Matrix(irot2,180.,0.,90.,fDimZEM[3]+90.,90.,fDimZEM[3]);// Rotation matrix 2
1844 //printf("irot1 = %d, irot2 = %d \n", irot1, irot2);
1846 gMC->Gsvolu("ZEMF", "TUBE", idtmed[3], fFibZEM, 3); // Active material
1848 gMC->Gsdvn("ZETR", "ZEM ", fDivZEM[2], 1); // Tranches
1850 dimPb[0] = kDimZEMPb; // Lead slices
1851 dimPb[1] = fDimZEM[2];
1852 dimPb[2] = fDimZEM[1];
1853 //dimPb[3] = fDimZEM[3]; //controllare
1854 dimPb[3] = 90.-fDimZEM[3]; //originale
1857 gMC->Gsvolu("ZEL0", "PARA", idtmed[5], dimPb, 6);
1858 gMC->Gsvolu("ZEL1", "PARA", idtmed[5], dimPb, 6);
1859 gMC->Gsvolu("ZEL2", "PARA", idtmed[5], dimPb, 6);
1861 // --- Position the lead slices in the tranche
1862 Float_t zTran = fDimZEM[0]/fDivZEM[2];
1863 Float_t zTrPb = -zTran+kDimZEMPb;
1864 gMC->Gspos("ZEL0", 1, "ZETR", zTrPb, 0., 0., 0, "ONLY");
1865 gMC->Gspos("ZEL1", 1, "ZETR", kDimZEMPb, 0., 0., 0, "ONLY");
1867 // --- Vacuum zone (to be filled with fibres)
1868 dimVoid[0] = (zTran-2*kDimZEMPb)/2.;
1869 dimVoid[1] = fDimZEM[2];
1870 dimVoid[2] = fDimZEM[1];
1871 dimVoid[3] = 90.-fDimZEM[3];
1874 gMC->Gsvolu("ZEV0", "PARA", idtmed[10], dimVoid,6);
1875 gMC->Gsvolu("ZEV1", "PARA", idtmed[10], dimVoid,6);
1877 // --- Divide the vacuum slice into sticks along x axis
1878 gMC->Gsdvn("ZES0", "ZEV0", fDivZEM[0], 3);
1879 gMC->Gsdvn("ZES1", "ZEV1", fDivZEM[0], 3);
1881 // --- Positioning the fibers into the sticks
1882 gMC->Gspos("ZEMF", 1,"ZES0", 0., 0., 0., irot2, "ONLY");
1883 gMC->Gspos("ZEMF", 1,"ZES1", 0., 0., 0., irot2, "ONLY");
1885 // --- Positioning the vacuum slice into the tranche
1886 //Float_t displFib = fDimZEM[1]/fDivZEM[0];
1887 gMC->Gspos("ZEV0", 1,"ZETR", -dimVoid[0], 0., 0., 0, "ONLY");
1888 gMC->Gspos("ZEV1", 1,"ZETR", -dimVoid[0]+zTran, 0., 0., 0, "ONLY");
1890 // --- Positioning the ZEM into the ZDC - rotation for 90 degrees
1891 // NB -> ZEM is positioned in ALIC (instead of in ZDC) volume
1892 gMC->Gspos("ZEM ", 1,"ALIC", -fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1894 // Second EM ZDC (same side w.r.t. IP, just on the other side w.r.t. beam pipe)
1895 gMC->Gspos("ZEM ", 2,"ALIC", fPosZEM[0], fPosZEM[1], fPosZEM[2]+fDimZEM[0], irot1, "ONLY");
1897 // --- Adding last slice at the end of the EM calorimeter
1898 Float_t zLastSlice = fPosZEM[2]+kDimZEMPb+2*fDimZEM[0];
1899 gMC->Gspos("ZEL2", 1,"ALIC", fPosZEM[0], fPosZEM[1], zLastSlice, irot1, "ONLY");
1901 //printf("\n ZEM lenght = %f cm\n",2*fZEMLength);
1902 //printf("\n ZEM -> %f < z < %f cm\n",fPosZEM[2],fPosZEM[2]+2*fZEMLength+zLastSlice+kDimZEMPb);
1906 //_____________________________________________________________________________
1907 void AliZDCv3::DrawModule() const
1910 // Draw a shaded view of the Zero Degree Calorimeter version 1
1913 // Set everything unseen
1914 gMC->Gsatt("*", "seen", -1);
1916 // Set ALIC mother transparent
1917 gMC->Gsatt("ALIC","SEEN",0);
1919 // Set the volumes visible
1920 gMC->Gsatt("ZDCC","SEEN",0);
1921 gMC->Gsatt("QT01","SEEN",1);
1922 gMC->Gsatt("QT02","SEEN",1);
1923 gMC->Gsatt("QT03","SEEN",1);
1924 gMC->Gsatt("QT04","SEEN",1);
1925 gMC->Gsatt("QT05","SEEN",1);
1926 gMC->Gsatt("QT06","SEEN",1);
1927 gMC->Gsatt("QT07","SEEN",1);
1928 gMC->Gsatt("QT08","SEEN",1);
1929 gMC->Gsatt("QT09","SEEN",1);
1930 gMC->Gsatt("QT10","SEEN",1);
1931 gMC->Gsatt("QT11","SEEN",1);
1932 gMC->Gsatt("QT12","SEEN",1);
1933 gMC->Gsatt("QT13","SEEN",1);
1934 gMC->Gsatt("QC01","SEEN",1);
1935 gMC->Gsatt("QC02","SEEN",1);
1936 gMC->Gsatt("QC03","SEEN",1);
1937 gMC->Gsatt("QC04","SEEN",1);
1938 gMC->Gsatt("QC05","SEEN",1);
1939 gMC->Gsatt("QC06","SEEN",1);
1940 gMC->Gsatt("QC07","SEEN",1);
1941 gMC->Gsatt("QC08","SEEN",1);
1942 gMC->Gsatt("QC09","SEEN",1);
1943 gMC->Gsatt("QC10","SEEN",1);
1944 gMC->Gsatt("MQXL","SEEN",1);
1945 gMC->Gsatt("YMQL","SEEN",1);
1946 gMC->Gsatt("MQX ","SEEN",1);
1947 gMC->Gsatt("YMQ ","SEEN",1);
1948 gMC->Gsatt("ZQYX","SEEN",1);
1949 gMC->Gsatt("MD1 ","SEEN",1);
1950 gMC->Gsatt("MD1V","SEEN",1);
1951 gMC->Gsatt("YD1 ","SEEN",1);
1952 gMC->Gsatt("MD2 ","SEEN",1);
1953 gMC->Gsatt("YD2 ","SEEN",1);
1954 gMC->Gsatt("ZNEU","SEEN",0);
1955 gMC->Gsatt("ZNF1","SEEN",0);
1956 gMC->Gsatt("ZNF2","SEEN",0);
1957 gMC->Gsatt("ZNF3","SEEN",0);
1958 gMC->Gsatt("ZNF4","SEEN",0);
1959 gMC->Gsatt("ZNG1","SEEN",0);
1960 gMC->Gsatt("ZNG2","SEEN",0);
1961 gMC->Gsatt("ZNG3","SEEN",0);
1962 gMC->Gsatt("ZNG4","SEEN",0);
1963 gMC->Gsatt("ZNTX","SEEN",0);
1964 gMC->Gsatt("ZN1 ","COLO",4);
1965 gMC->Gsatt("ZN1 ","SEEN",1);
1966 gMC->Gsatt("ZNSL","SEEN",0);
1967 gMC->Gsatt("ZNST","SEEN",0);
1968 gMC->Gsatt("ZPRO","SEEN",0);
1969 gMC->Gsatt("ZPF1","SEEN",0);
1970 gMC->Gsatt("ZPF2","SEEN",0);
1971 gMC->Gsatt("ZPF3","SEEN",0);
1972 gMC->Gsatt("ZPF4","SEEN",0);
1973 gMC->Gsatt("ZPG1","SEEN",0);
1974 gMC->Gsatt("ZPG2","SEEN",0);
1975 gMC->Gsatt("ZPG3","SEEN",0);
1976 gMC->Gsatt("ZPG4","SEEN",0);
1977 gMC->Gsatt("ZPTX","SEEN",0);
1978 gMC->Gsatt("ZP1 ","COLO",6);
1979 gMC->Gsatt("ZP1 ","SEEN",1);
1980 gMC->Gsatt("ZPSL","SEEN",0);
1981 gMC->Gsatt("ZPST","SEEN",0);
1982 gMC->Gsatt("ZEM ","COLO",7);
1983 gMC->Gsatt("ZEM ","SEEN",1);
1984 gMC->Gsatt("ZEMF","SEEN",0);
1985 gMC->Gsatt("ZETR","SEEN",0);
1986 gMC->Gsatt("ZEL0","SEEN",0);
1987 gMC->Gsatt("ZEL1","SEEN",0);
1988 gMC->Gsatt("ZEL2","SEEN",0);
1989 gMC->Gsatt("ZEV0","SEEN",0);
1990 gMC->Gsatt("ZEV1","SEEN",0);
1991 gMC->Gsatt("ZES0","SEEN",0);
1992 gMC->Gsatt("ZES1","SEEN",0);
1994 gMC->Gdopt("hide", "on");
1995 gMC->Gdopt("shad", "on");
1996 gMC->Gsatt("*", "fill", 7);
1997 gMC->SetClipBox(".");
1998 gMC->SetClipBox("*", 0, 100, -100, 100, 12000, 16000);
1999 gMC->DefaultRange();
2000 gMC->Gdraw("alic", 40, 30, 0, 488, 220, .07, .07);
2001 gMC->Gdhead(1111, "Zero Degree Calorimeter Version 3");
2002 gMC->Gdman(18, 4, "MAN");
2005 //_____________________________________________________________________________
2006 void AliZDCv3::CreateMaterials()
2009 // Create Materials for the Zero Degree Calorimeter
2011 Float_t dens, ubuf[1], wmat[3], a[3], z[3];
2013 // --- W alloy -> ZN passive material
2024 AliMixture(1, "WALL", a, z, dens, 3, wmat);
2026 // --- Brass (CuZn) -> ZP passive material
2034 AliMixture(2, "BRASS", a, z, dens, 2, wmat);
2044 AliMixture(3, "SIO2", a, z, dens, -2, wmat);
2048 AliMaterial(5, "LEAD", 207.19, 82., 11.35, .56, 0., ubuf, 1);
2050 // --- Copper (energy loss taken into account)
2052 AliMaterial(6, "COPP0", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
2056 AliMaterial(9, "COPP1", 63.54, 29., 8.96, 1.4, 0., ubuf, 1);
2058 // --- Iron (energy loss taken into account)
2060 AliMaterial(7, "IRON0", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
2062 // --- Iron (no energy loss)
2064 AliMaterial(8, "IRON1", 55.85, 26., 7.87, 1.76, 0., ubuf, 1);
2068 AliMaterial(13, "TANT", 183.84, 74., 19.3, 0.35, 0., ubuf, 1);
2070 // ---------------------------------------------------------
2071 Float_t aResGas[3]={1.008,12.0107,15.9994};
2072 Float_t zResGas[3]={1.,6.,8.};
2073 Float_t wResGas[3]={0.28,0.28,0.44};
2074 Float_t dResGas = 3.2E-14;
2076 // --- Vacuum (no magnetic field)
2077 AliMixture(10, "VOID", aResGas, zResGas, dResGas, 3, wResGas);
2079 // --- Vacuum (with magnetic field)
2080 AliMixture(11, "VOIM", aResGas, zResGas, dResGas, 3, wResGas);
2082 // --- Air (no magnetic field)
2083 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2084 Float_t zAir[4]={6.,7.,8.,18.};
2085 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2086 Float_t dAir = 1.20479E-3;
2088 AliMixture(12, "Air $", aAir, zAir, dAir, 4, wAir);
2090 // --- Definition of tracking media:
2092 // --- Tantalum = 1 ;
2094 // --- Fibers (SiO2) = 3 ;
2095 // --- Fibers (SiO2) = 4 ;
2097 // --- Copper (with high thr.)= 6 ;
2098 // --- Copper (with low thr.)= 9;
2099 // --- Iron (with energy loss) = 7 ;
2100 // --- Iron (without energy loss) = 8 ;
2101 // --- Vacuum (no field) = 10
2102 // --- Vacuum (with field) = 11
2103 // --- Air (no field) = 12
2105 // ****************************************************
2106 // Tracking media parameters
2108 Float_t epsil = 0.01; // Tracking precision,
2109 Float_t stmin = 0.01; // Min. value 4 max. step (cm)
2110 Float_t stemax = 1.; // Max. step permitted (cm)
2111 Float_t tmaxfd = 0.; // Maximum angle due to field (degrees)
2112 Float_t tmaxfdv = 0.1; // Maximum angle due to field (degrees)
2113 Float_t deemax = -1.; // Maximum fractional energy loss
2114 Float_t nofieldm = 0.; // Max. field value (no field)
2115 Float_t fieldm = 45.; // Max. field value (with field)
2116 Int_t isvol = 0; // ISVOL =0 -> not sensitive volume
2117 Int_t isvolActive = 1; // ISVOL =1 -> sensitive volume
2118 Int_t inofld = 0; // IFIELD=0 -> no magnetic field
2119 Int_t ifield =2; // IFIELD=2 -> magnetic field defined in AliMagFC.h
2120 // *****************************************************
2122 AliMedium(1, "ZWALL", 1, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2123 AliMedium(2, "ZBRASS",2, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2124 AliMedium(3, "ZSIO2", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2125 AliMedium(4, "ZQUAR", 3, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2126 AliMedium(5, "ZLEAD", 5, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2127 AliMedium(6, "ZCOPP", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2128 AliMedium(7, "ZIRON", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2129 AliMedium(8, "ZIRONN",8, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2130 AliMedium(9, "ZCOPL", 6, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2131 AliMedium(10,"ZVOID",10, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2132 AliMedium(11,"ZVOIM",11, isvol, ifield, fieldm, tmaxfdv, stemax, deemax, epsil, stmin);
2133 AliMedium(12,"ZAIR", 12, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2134 AliMedium(13,"ZTANT",13, isvolActive, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2135 AliMedium(14, "ZIRONT", 7, isvol, inofld, nofieldm, tmaxfd, stemax, deemax, epsil, stmin);
2139 //_____________________________________________________________________________
2140 void AliZDCv3::AddAlignableVolumes() const
2143 // Create entries for alignable volumes associating the symbolic volume
2144 // name with the corresponding volume path. Needs to be syncronized with
2145 // eventual changes in the geometry.
2147 TString volpath1 = "ALIC_1/ZDCC_1/ZNEU_1";
2148 TString volpath2 = "ALIC_1/ZDCC_1/ZPRO_1";
2149 TString volpath3 = "ALIC_1/ZDCA_1/ZNEU_2";
2150 TString volpath4 = "ALIC_1/ZDCA_1/ZPRO_2";
2152 TString symname1="ZDC/NeutronZDC_C";
2153 TString symname2="ZDC/ProtonZDC_C";
2154 TString symname3="ZDC/NeutronZDC_A";
2155 TString symname4="ZDC/ProtonZDC_A";
2157 if(!gGeoManager->SetAlignableEntry(symname1.Data(),volpath1.Data()))
2158 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2160 if(!gGeoManager->SetAlignableEntry(symname2.Data(),volpath2.Data()))
2161 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2163 if(!gGeoManager->SetAlignableEntry(symname3.Data(),volpath3.Data()))
2164 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname1.Data(),volpath1.Data()));
2166 if(!gGeoManager->SetAlignableEntry(symname4.Data(),volpath4.Data()))
2167 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname2.Data(),volpath2.Data()));
2172 //_____________________________________________________________________________
2173 void AliZDCv3::Init()
2176 Int_t *idtmed = fIdtmed->GetArray();
2178 fMedSensZN = idtmed[1]; // Sensitive volume: ZN passive material
2179 fMedSensZP = idtmed[2]; // Sensitive volume: ZP passive material
2180 fMedSensF1 = idtmed[3]; // Sensitive volume: fibres type 1
2181 fMedSensF2 = idtmed[4]; // Sensitive volume: fibres type 2
2182 fMedSensZEM = idtmed[5]; // Sensitive volume: ZEM passive material
2183 fMedSensTDI = idtmed[6]; // Sensitive volume: TDI Cu shield
2184 fMedSensPI = idtmed[7]; // Sensitive volume: beam pipes
2185 fMedSensLumi = idtmed[9]; // Sensitive volume: luminometer
2186 fMedSensGR = idtmed[12]; // Sensitive volume: air into the grooves
2187 fMedSensVColl = idtmed[13]; // Sensitive volume: collimator jaws
2190 //_____________________________________________________________________________
2191 void AliZDCv3::InitTables()
2194 // Read light tables for Cerenkov light production parameterization
2199 char *lightfName1,*lightfName2,*lightfName3,*lightfName4,
2200 *lightfName5,*lightfName6,*lightfName7,*lightfName8;
2201 FILE *fp1, *fp2, *fp3, *fp4, *fp5, *fp6, *fp7, *fp8;
2203 // --- Reading light tables for ZN
2204 lightfName1 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362207s");
2205 if((fp1 = fopen(lightfName1,"r")) == NULL){
2206 printf("Cannot open file fp1 \n");
2209 lightfName2 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362208s");
2210 if((fp2 = fopen(lightfName2,"r")) == NULL){
2211 printf("Cannot open file fp2 \n");
2214 lightfName3 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362209s");
2215 if((fp3 = fopen(lightfName3,"r")) == NULL){
2216 printf("Cannot open file fp3 \n");
2219 lightfName4 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620362210s");
2220 if((fp4 = fopen(lightfName4,"r")) == NULL){
2221 printf("Cannot open file fp4 \n");
2226 for(k=0; k<fNalfan; k++){
2227 for(j=0; j<fNben; j++){
2228 read = fscanf(fp1,"%f",&fTablen[0][k][j]);
2229 if(read==0) AliDebug(3, " Error in reading light table 1");
2230 read = fscanf(fp2,"%f",&fTablen[1][k][j]);
2231 if(read==0) AliDebug(3, " Error in reading light table 2");
2232 read = fscanf(fp3,"%f",&fTablen[2][k][j]);
2233 if(read==0) AliDebug(3, " Error in reading light table 3");
2234 read = fscanf(fp4,"%f",&fTablen[3][k][j]);
2235 if(read==0) AliDebug(3, " Error in reading light table 4");
2243 // --- Reading light tables for ZP and ZEM
2244 lightfName5 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552207s");
2245 if((fp5 = fopen(lightfName5,"r")) == NULL){
2246 printf("Cannot open file fp5 \n");
2249 lightfName6 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552208s");
2250 if((fp6 = fopen(lightfName6,"r")) == NULL){
2251 printf("Cannot open file fp6 \n");
2254 lightfName7 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552209s");
2255 if((fp7 = fopen(lightfName7,"r")) == NULL){
2256 printf("Cannot open file fp7 \n");
2259 lightfName8 = gSystem->ExpandPathName("$ALICE_ROOT/ZDC/light22620552210s");
2260 if((fp8 = fopen(lightfName8,"r")) == NULL){
2261 printf("Cannot open file fp8 \n");
2265 for(k=0; k<fNalfap; k++){
2266 for(j=0; j<fNbep; j++){
2267 read = fscanf(fp5,"%f",&fTablep[0][k][j]);
2268 if(read==0) AliDebug(3, " Error in reading light table 5");
2269 read = fscanf(fp6,"%f",&fTablep[1][k][j]);
2270 if(read==0) AliDebug(3, " Error in reading light table 6");
2271 read = fscanf(fp7,"%f",&fTablep[2][k][j]);
2272 if(read==0) AliDebug(3, " Error in reading light table 7");
2273 read = fscanf(fp8,"%f",&fTablep[3][k][j]);
2274 if(read==0) AliDebug(3, " Error in reading light table 8");
2282 //_____________________________________________________________________________
2283 void AliZDCv3::StepManager()
2286 // Routine called at every step in the Zero Degree Calorimeters
2288 Int_t j, vol[2]={0,0}, ibeta=0, ialfa=0, ibe=0, nphe=0;
2289 Float_t hits[13], x[3], xdet[3], um[3], ud[3];
2290 Float_t destep=0., be=0., out=0.;
2291 Double_t s[3], p[4];
2294 for(j=0;j<13;j++) hits[j]=-999.;
2296 // --- This part is for no shower developement in beam pipe, TDI, VColl
2297 // If particle interacts with beam pipe, TDI, VColl -> return
2298 if(fNoShower==1 && ((gMC->CurrentMedium() == fMedSensPI) || (gMC->CurrentMedium() == fMedSensTDI) ||
2299 (gMC->CurrentMedium() == fMedSensVColl || (gMC->CurrentMedium() == fMedSensLumi)))){
2301 // If option NoShower is set -> StopTrack
2304 gMC->TrackPosition(s[0],s[1],s[2]);
2305 if(gMC->CurrentMedium() == fMedSensPI){
2306 knamed = gMC->CurrentVolName();
2307 if(!strncmp(knamed,"YMQ",3)){
2308 if(s[2]<0) fpLostITC += 1;
2309 else fpLostITA += 1;
2312 else if(!strncmp(knamed,"YD1",3)){
2313 if(s[2]<0) fpLostD1C += 1;
2314 else fpLostD1A += 1;
2318 else if(gMC->CurrentMedium() == fMedSensTDI){
2319 knamed = gMC->CurrentVolName();
2320 if(!strncmp(knamed,"MD1",3)){
2321 if(s[2]<0) fpLostD1C += 1;
2322 else fpLostD1A += 1;
2325 else if(!strncmp(knamed,"QTD",3)) fpLostTDI += 1;
2327 else if(gMC->CurrentMedium() == fMedSensVColl){
2328 knamed = gMC->CurrentVolName();
2329 if(!strncmp(knamed,"QCVC",4)) fpcVCollC++;
2330 else if(!strncmp(knamed,"QCVA",4)) fpcVCollA++;
2334 //gMC->TrackMomentum(p[0], p[1], p[2], p[3]);
2335 //printf("\t Particle: mass = %1.3f, E = %1.3f GeV, pz = %1.2f GeV -> stopped in volume %s\n",
2336 // gMC->TrackMass(), p[3], p[2], gMC->CurrentVolName());
2339 printf("\n\t **********************************\n");
2340 printf("\t ********** Side C **********\n");
2341 printf("\t # of particles in IT = %d\n",fpLostITC);
2342 printf("\t # of particles in D1 = %d\n",fpLostD1C);
2343 printf("\t # of particles in VColl = %d\n",fpcVCollC);
2344 printf("\t ********** Side A **********\n");
2345 printf("\t # of particles in IT = %d\n",fpLostITA);
2346 printf("\t # of particles in D1 = %d\n",fpLostD1A);
2347 printf("\t # of particles in TDI = %d\n",fpLostTDI);
2348 printf("\t # of particles in VColl = %d\n",fpcVCollA);
2349 printf("\t **********************************\n");
2355 if((gMC->CurrentMedium() == fMedSensZN) || (gMC->CurrentMedium() == fMedSensZP) ||
2356 (gMC->CurrentMedium() == fMedSensGR) || (gMC->CurrentMedium() == fMedSensF1) ||
2357 (gMC->CurrentMedium() == fMedSensF2) || (gMC->CurrentMedium() == fMedSensZEM)){
2360 //Particle coordinates
2361 gMC->TrackPosition(s[0],s[1],s[2]);
2362 for(j=0; j<=2; j++) x[j] = s[j];
2367 // Determine in which ZDC the particle is
2368 knamed = gMC->CurrentVolName();
2369 if(!strncmp(knamed,"ZN",2)){
2370 if(x[2]<0.) vol[0]=1; // ZNC (dimuon side)
2371 else if(x[2]>0.) vol[0]=4; //ZNA
2373 else if(!strncmp(knamed,"ZP",2)){
2374 if(x[2]<0.) vol[0]=2; //ZPC (dimuon side)
2375 else if(x[2]>0.) vol[0]=5; //ZPA
2377 else if(!strncmp(knamed,"ZE",2)) vol[0]=3; //ZEM
2379 // Determine in which quadrant the particle is
2380 if(vol[0]==1){ //Quadrant in ZNC
2381 // Calculating particle coordinates inside ZNC
2382 xdet[0] = x[0]-fPosZNC[0];
2383 xdet[1] = x[1]-fPosZNC[1];
2384 // Calculating quadrant in ZN
2386 if(xdet[1]<=0.) vol[1]=1;
2389 else if(xdet[0]>0.){
2390 if(xdet[1]<=0.) vol[1]=2;
2395 else if(vol[0]==2){ //Quadrant in ZPC
2396 // Calculating particle coordinates inside ZPC
2397 xdet[0] = x[0]-fPosZPC[0];
2398 xdet[1] = x[1]-fPosZPC[1];
2399 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2400 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2401 // Calculating tower in ZP
2402 Float_t xqZP = xdet[0]/(fDimZP[0]/2.);
2403 for(int i=1; i<=4; i++){
2404 if(xqZP>=(i-3) && xqZP<(i-2)){
2411 // Quadrant in ZEM: vol[1] = 1 -> particle in 1st ZEM (placed at x = 8.5 cm)
2412 // vol[1] = 2 -> particle in 2nd ZEM (placed at x = -8.5 cm)
2413 else if(vol[0] == 3){
2416 // Particle x-coordinate inside ZEM1
2417 xdet[0] = x[0]-fPosZEM[0];
2421 // Particle x-coordinate inside ZEM2
2422 xdet[0] = x[0]+fPosZEM[0];
2424 xdet[1] = x[1]-fPosZEM[1];
2427 else if(vol[0]==4){ //Quadrant in ZNA
2428 // Calculating particle coordinates inside ZNA
2429 xdet[0] = x[0]-fPosZNA[0];
2430 xdet[1] = x[1]-fPosZNA[1];
2431 // Calculating quadrant in ZNA
2433 if(xdet[1]<=0.) vol[1]=1;
2436 else if(xdet[0]<0.){
2437 if(xdet[1]<=0.) vol[1]=2;
2442 else if(vol[0]==5){ //Quadrant in ZPA
2443 // Calculating particle coordinates inside ZPA
2444 xdet[0] = x[0]-fPosZPA[0];
2445 xdet[1] = x[1]-fPosZPA[1];
2446 if(xdet[0]>=fDimZP[0]) xdet[0]=fDimZP[0]-0.01;
2447 if(xdet[0]<=-fDimZP[0]) xdet[0]=-fDimZP[0]+0.01;
2448 // Calculating tower in ZP
2449 Float_t xqZP = -xdet[0]/(fDimZP[0]/2.);
2450 for(int i=1; i<=4; i++){
2451 if(xqZP>=(i-3) && xqZP<(i-2)){
2457 if((vol[1]!=1) && (vol[1]!=2) && (vol[1]!=3) && (vol[1]!=4))
2458 AliError(Form(" WRONG tower for det %d: tow %d with xdet=(%f, %f)\n",
2459 vol[0], vol[1], xdet[0], xdet[1]));
2461 //printf("\t *** det %d vol %d xdet(%f, %f)\n",vol[0], vol[1], xdet[0], xdet[1]);
2464 // Store impact point and kinetic energy of the ENTERING particle
2466 if(gMC->IsTrackEntering()){
2468 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2471 // Impact point on ZDC
2472 // X takes into account the LHC x-axis sign
2473 // which is opposite to positive x on detector front face
2474 // for side A detectors (ZNA and ZPA)
2475 if(vol[0]==4 || vol[0]==5){
2487 Int_t curTrackN = gAlice->GetMCApp()->GetCurrentTrackNumber();
2488 TParticle *part = gAlice->GetMCApp()->Particle(curTrackN);
2489 hits[10] = part->GetPdgCode();
2490 //printf("\t PDGCode = %d\n", part->GetPdgCode());
2492 Int_t imo = part->GetFirstMother();
2494 TParticle * pmot = gAlice->GetMCApp()->Particle(imo);
2495 hits[11] = pmot->GetPdgCode();
2499 hits[12] = 1.0e09*gMC->TrackTime(); // in ns!
2500 //printf("\t TrackTime = %f\n", hits[12]);
2502 AddHit(curTrackN, vol, hits);
2507 if(fnDetectedC==1) printf(" ### Particle in ZNC\n\n");
2511 if(fpDetectedC==1) printf(" ### Particle in ZPC\n\n");
2515 if(fnDetectedA==1) printf(" ### Particle in ZNA\n\n");
2519 if(fpDetectedA==1) printf(" ### Particle in ZPA\n\n");
2522 //printf("\t Pc: x %1.2f y %1.2f z %1.2f E %1.2f GeV pz = %1.2f GeV in volume %s\n",
2523 // x[0],x[1],x[3],p[3],p[2],gMC->CurrentVolName());
2530 // Particle energy loss
2531 if(gMC->Edep() != 0){
2532 hits[9] = gMC->Edep();
2535 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2540 // *** Light production in fibres
2541 if((gMC->CurrentMedium() == fMedSensF1) || (gMC->CurrentMedium() == fMedSensF2)){
2543 //Select charged particles
2544 if((destep=gMC->Edep())){
2546 // Particle velocity
2548 gMC->TrackMomentum(p[0],p[1],p[2],p[3]);
2549 Float_t ptot=TMath::Sqrt(p[0]*p[0]+p[1]*p[1]+p[2]*p[2]);
2550 if(p[3] > 0.00001) beta = ptot/p[3];
2552 if(beta<0.67)return;
2553 else if((beta>=0.67) && (beta<=0.75)) ibeta = 0;
2554 else if((beta>0.75) && (beta<=0.85)) ibeta = 1;
2555 else if((beta>0.85) && (beta<=0.95)) ibeta = 2;
2556 else if(beta>0.95) ibeta = 3;
2558 // Angle between particle trajectory and fibre axis
2559 // 1 -> Momentum directions
2563 gMC->Gmtod(um,ud,2);
2564 // 2 -> Angle < limit angle
2565 Double_t alfar = TMath::ACos(ud[2]);
2566 Double_t alfa = alfar*kRaddeg;
2567 if(alfa>=110.) return;
2569 ialfa = Int_t(1.+alfa/2.);
2571 // Distance between particle trajectory and fibre axis
2572 gMC->TrackPosition(s[0],s[1],s[2]);
2573 for(j=0; j<=2; j++){
2576 gMC->Gmtod(x,xdet,1);
2577 if(TMath::Abs(ud[0])>0.00001){
2578 Float_t dcoeff = ud[1]/ud[0];
2579 be = TMath::Abs((xdet[1]-dcoeff*xdet[0])/TMath::Sqrt(dcoeff*dcoeff+1.));
2582 be = TMath::Abs(ud[0]);
2585 ibe = Int_t(be*1000.+1);
2587 //Looking into the light tables
2588 Float_t charge = gMC->TrackCharge();
2590 if(vol[0]==1 || vol[0]==4) { // (1) ZN fibres
2591 if(ibe>fNben) ibe=fNben;
2592 out = charge*charge*fTablen[ibeta][ialfa][ibe];
2593 nphe = gRandom->Poisson(out);
2595 //if(ibeta==3) printf("\t %f \t %f \t %f\n",alfa, be, out);
2596 //printf("\t ibeta = %d, ialfa = %d, ibe = %d -> nphe = %d\n\n",ibeta,ialfa,ibe,nphe);
2597 if(gMC->CurrentMedium() == fMedSensF1){
2598 hits[7] = nphe; //fLightPMQ
2601 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2605 hits[8] = nphe; //fLightPMC
2607 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2610 else if(vol[0]==2 || vol[0]==5) {// (2) ZP fibres
2611 if(ibe>fNbep) ibe=fNbep;
2612 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2613 nphe = gRandom->Poisson(out);
2614 if(gMC->CurrentMedium() == fMedSensF1){
2615 hits[7] = nphe; //fLightPMQ
2618 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2622 hits[8] = nphe; //fLightPMC
2624 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2627 else if((vol[0]==3)) { // (3) ZEM fibres
2628 if(ibe>fNbep) ibe=fNbep;
2629 out = charge*charge*fTablep[ibeta][ialfa][ibe];
2630 gMC->TrackPosition(s[0],s[1],s[2]);
2635 // z-coordinate from ZEM front face
2636 // NB-> fPosZEM[2]+fZEMLength = -1000.+2*10.3 = 979.69 cm
2637 Float_t z = -xalic[2]+fPosZEM[2]+2*fZEMLength-xalic[1];
2638 //z = xalic[2]-fPosZEM[2]-fZEMLength-xalic[1]*(TMath::Tan(45.*kDegrad));
2639 //printf(" fPosZEM[2]+2*fZEMLength = %f", fPosZEM[2]+2*fZEMLength);
2641 // Parametrization for light guide uniformity
2642 // NEW!!! Light guide tilted @ 51 degrees
2643 Float_t guiPar[4]={0.31,-0.0006305,0.01337,0.8895};
2644 Float_t guiEff = guiPar[0]*(guiPar[1]*z*z+guiPar[2]*z+guiPar[3]);
2646 nphe = gRandom->Poisson(out);
2647 //printf(" out*guiEff = %f nphe = %d", out, nphe);
2650 hits[8] = nphe; //fLightPMC (ZEM1)
2652 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2655 hits[7] = nphe; //fLightPMQ (ZEM2)
2658 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);