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 **************************************************************************/
18 //-----------------------------------------------------------------------------
19 // Class AliMUONSt1GeometryBuilderV2
20 // ---------------------------------
21 // MUON Station1 detailed geometry construction class.
22 // (Originally defined in AliMUONv2.cxx - now removed.)
23 // Included in AliRoot 2004/01/23
24 // Authors: David Guez, Ivana Hrivnacova, Marion MacCormick; IPN Orsay
25 //-----------------------------------------------------------------------------
27 #include "AliMUONSt1GeometryBuilderV2.h"
28 #include "AliMUONSt1SpecialMotif.h"
30 #include "AliMUONConstants.h"
31 #include "AliMUONGeometryModule.h"
32 #include "AliMUONGeometryEnvelopeStore.h"
34 #include "AliMpSegmentation.h"
35 #include "AliMpDEManager.h"
36 #include "AliMpConstants.h"
38 #include "AliMpSector.h"
40 #include "AliMpVRowSegment.h"
41 #include "AliMpMotifMap.h"
42 #include "AliMpMotifPosition.h"
43 #include "AliMpPlaneType.h"
49 #include <Riostream.h>
50 #include <TClonesArray.h>
51 #include <TGeoCompositeShape.h>
52 #include <TGeoGlobalMagField.h>
53 #include <TGeoManager.h>
54 #include <TGeoMatrix.h>
56 #include <TGeoVolume.h>
61 #include <TVirtualMC.h>
67 ClassImp(AliMUONSt1GeometryBuilderV2)
70 // Thickness Constants
71 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzPadPlane=0.0148/2.; //Pad plane
72 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzFoam = 2.503/2.; //Foam of mechanicalplane
73 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzFR4 = 0.062/2.; //FR4 of mechanical plane
74 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzSnPb = 0.0091/2.; //Pad/Kapton connection (66 pt)
75 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzKapton = 0.0122/2.; //Kapton
76 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzBergPlastic = 0.3062/2.;//Berg connector
77 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzBergCopper = 0.1882/2.; //Berg connector
78 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzDaughter = 0.0156/2.; //Daughter board
79 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzGas = 0.42/2.; //Gas thickness
81 // Quadrant Mother volume - TUBS1 - Middle layer of model
82 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherIR1 = 18.3;
83 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherOR1 = 105.673;
84 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherThick1 = 6.5/2;
85 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiL1 = 0.;
86 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiU1 = 90.;
88 // Quadrant Mother volume - TUBS2 - near and far layers of model
89 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherIR2 = 20.7;
90 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherOR2 = 100.073;
91 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherThick2 = 3.0/2;
92 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiL2 = 0.;
93 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiU2 = 90.;
95 // Sensitive copper pads, foam layer, PCB and electronics model parameters
96 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxHole=1.5/2.;
97 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyHole=6./2.;
98 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxBergPlastic=0.74/2.;
99 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyBergPlastic=5.09/2.;
100 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxBergCopper=0.25/2.;
101 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyBergCopper=3.6/2.;
102 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxKapton=0.8/2.;
103 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyKapton=5.7/2.;
104 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxDaughter=2.3/2.;
105 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyDaughter=6.3/2.;
106 const GReal_t AliMUONSt1GeometryBuilderV2::fgkOffsetX=1.46;
107 const GReal_t AliMUONSt1GeometryBuilderV2::fgkOffsetY=0.71;
108 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaFilleEtamX=1.00;
109 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaFilleEtamY=0.051;
111 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaQuadLHC=2.6; // LHC Origin wrt Quadrant Origin
112 const GReal_t AliMUONSt1GeometryBuilderV2::fgkFrameOffset=5.2;
113 // Fix (1) of overlap SQN* layers with SQM* ones (was 5.0)
115 // Pad planes offsets
116 const GReal_t AliMUONSt1GeometryBuilderV2::fgkPadXOffsetBP = 0.50 - 0.63/2; // = 0.185
117 const GReal_t AliMUONSt1GeometryBuilderV2::fgkPadYOffsetBP = -0.31 - 0.42/2; // =-0.52
119 const char* AliMUONSt1GeometryBuilderV2::fgkHoleName="SCHL";
120 const char* AliMUONSt1GeometryBuilderV2::fgkDaughterName="SCDB";
121 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantEnvelopeName="SE";
122 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantMLayerName="SQM";
123 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantNLayerName="SQN";
124 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantFLayerName="SQF";
125 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantMFLayerName="SQMF";
126 const Int_t AliMUONSt1GeometryBuilderV2::fgkFoamBoxNameOffset=200;
127 const Int_t AliMUONSt1GeometryBuilderV2::fgkFR4BoxNameOffset=400;
128 const Int_t AliMUONSt1GeometryBuilderV2::fgkDaughterCopyNoOffset=1000;
130 //______________________________________________________________________________
131 AliMUONSt1GeometryBuilderV2::AliMUONSt1GeometryBuilderV2(AliMUON* muon)
132 : AliMUONVGeometryBuilder(0, 2),
135 /// Standard constructor
138 //______________________________________________________________________________
139 AliMUONSt1GeometryBuilderV2::AliMUONSt1GeometryBuilderV2()
140 : AliMUONVGeometryBuilder(),
143 /// Default Constructor
146 //______________________________________________________________________________
147 AliMUONSt1GeometryBuilderV2::~AliMUONSt1GeometryBuilderV2()
157 //______________________________________________________________________________
159 AliMUONSt1GeometryBuilderV2::QuadrantEnvelopeName(Int_t chamber, Int_t quadrant) const
161 /// Generate unique envelope name from chamber Id and quadrant number
163 return Form("%s%d", Form("%s%d",fgkQuadrantEnvelopeName,chamber), quadrant);
166 //______________________________________________________________________________
167 void AliMUONSt1GeometryBuilderV2::CreateHole()
169 /// Create all the elements found inside a foam hole
171 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
172 Int_t idAir = idtmed[1100]; // medium 1
173 //Int_t idCopper = idtmed[1109]; // medium 10 = copper
174 Int_t idCopper = idtmed[1121]; // medium 22 = copper
177 GReal_t posX,posY,posZ;
182 gMC->Gsvolu(fgkHoleName,"BOX",idAir,par,3);
184 par[0] = fgkHxKapton;
185 par[1] = fgkHyKapton;
187 gMC->Gsvolu("SNPB", "BOX", idCopper, par, 3);
190 posZ = -fgkHzFoam+fgkHzSnPb;
191 gMC->Gspos("SNPB",1,fgkHoleName, posX, posY, posZ, 0,"ONLY");
194 par[1] = fgkHyBergPlastic;
195 par[2] = fgkHzKapton;
196 gMC->Gsvolu("SKPT", "BOX", idCopper, par, 3);
200 gMC->Gspos("SKPT",1,fgkHoleName, posX, posY, posZ, 0,"ONLY");
203 //______________________________________________________________________________
204 void AliMUONSt1GeometryBuilderV2::CreateDaughterBoard()
206 /// Create all the elements in a daughter board
208 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
209 Int_t idAir = idtmed[1100]; // medium 1
210 //Int_t idCopper = idtmed[1109]; // medium 10 = copper
211 //Int_t idPlastic =idtmed[1116]; // medium 17 = Plastic
212 Int_t idCopper = idtmed[1121]; // medium 22 = copper
213 Int_t idPlastic =idtmed[1127]; // medium 28 = Plastic
216 GReal_t posX,posY,posZ;
218 par[0]=fgkHxDaughter;
219 par[1]=fgkHyDaughter;
220 par[2]=TotalHzDaughter();
221 gMC->Gsvolu(fgkDaughterName,"BOX",idAir,par,3);
223 par[0]=fgkHxBergPlastic;
224 par[1]=fgkHyBergPlastic;
225 par[2]=fgkHzBergPlastic;
226 gMC->Gsvolu("SBGP","BOX",idPlastic,par,3);
229 posZ = -TotalHzDaughter() + fgkHzBergPlastic;
230 gMC->Gspos("SBGP",1,fgkDaughterName,posX,posY,posZ,0,"ONLY");
232 par[0]=fgkHxBergCopper;
233 par[1]=fgkHyBergCopper;
234 par[2]=fgkHzBergCopper;
235 gMC->Gsvolu("SBGC","BOX",idCopper,par,3);
239 gMC->Gspos("SBGC",1,"SBGP",posX,posY,posZ,0,"ONLY");
241 par[0]=fgkHxDaughter;
242 par[1]=fgkHyDaughter;
243 par[2]=fgkHzDaughter;
244 gMC->Gsvolu("SDGH","BOX",idCopper,par,3);
247 posZ = -TotalHzDaughter() + 2.*fgkHzBergPlastic + fgkHzDaughter;
248 gMC->Gspos("SDGH",1,fgkDaughterName,posX,posY,posZ,0,"ONLY");
251 //______________________________________________________________________________
252 void AliMUONSt1GeometryBuilderV2::CreateInnerLayers()
254 /// Create the layer of sensitive volumes with gas
255 /// and the copper layer.
256 /// The shape of the sensitive area is defined as an extruded
257 /// solid substracted with tube (to get inner circular shape).
259 TGeoMedium* kMedArCO2 = gGeoManager->GetMedium("MUON_ARG_CO2");
260 TGeoMedium* kMedCopper = gGeoManager->GetMedium("MUON_COPPER_II");
263 Double_t rmax = fgkMotherIR1;
264 Double_t hz = fgkHzPadPlane + fgkHzGas;
265 new TGeoTube("cutTube",rmin, rmax, hz);
267 Double_t maxXY = 89.0;
268 Double_t xy1 = 77.33;
269 Double_t xy2 = 48.77;
270 Double_t dxy1 = maxXY - xy1;
274 Double_t vx[6] = { 0.0, 0.0, xy2, maxXY, maxXY, dxy1 };
275 Double_t vy[6] = { dxy1, maxXY, maxXY, xy2, 0.0, 0.0 };
277 TGeoXtru* xtruS1 = new TGeoXtru(nz);
278 xtruS1->SetName("xtruS1");
279 xtruS1->DefinePolygon(nv, vx, vy);
280 xtruS1->DefineSection(0, -fgkHzGas, 0.0, 0.0, 1.0);
281 xtruS1->DefineSection(1, fgkHzGas, 0.0, 0.0, 1.0);
282 TGeoCompositeShape* layerS1 = new TGeoCompositeShape("layerS1", "xtruS1-cutTube");
283 new TGeoVolume("SA1G", layerS1, kMedArCO2 );
285 TGeoXtru* xtruS2 = new TGeoXtru(nz);
286 xtruS2->SetName("xtruS2");
287 xtruS2->DefinePolygon(nv, vx, vy);
288 xtruS2->DefineSection(0, -fgkHzGas, 0.0, 0.0, 1.0);
289 xtruS2->DefineSection(1, fgkHzGas, 0.0, 0.0, 1.0);
290 TGeoCompositeShape* layerS2 = new TGeoCompositeShape("layerS2", "xtruS2-cutTube");
291 new TGeoVolume("SA2G", layerS2, kMedArCO2 );
293 TGeoXtru* xtruS3 = new TGeoXtru(nz);
294 xtruS3->SetName("xtruS3");
295 xtruS3->DefinePolygon(nv, vx, vy);
296 xtruS3->DefineSection(0, -fgkHzPadPlane, 0.0, 0.0, 1.0);
297 xtruS3->DefineSection(1, fgkHzPadPlane, 0.0, 0.0, 1.0);
298 TGeoCompositeShape* layerS3 = new TGeoCompositeShape("layerS3", "xtruS3-cutTube");
299 new TGeoVolume("SA1C", layerS3, kMedCopper );
303 //______________________________________________________________________________
304 void AliMUONSt1GeometryBuilderV2::CreateSpacer0()
306 /// The spacer volumes are defined according to the input prepared by Nicole Willis
307 /// without any modifications
309 /// No. Type Material Center (mm) Dimensions (mm) (half lengths)
310 /// 5 BOX EPOXY 408.2 430.4 522.41 5.75 1.5 25.5
311 /// 5P BOX EPOXY 408.2 445.4 522.41 5.75 1.5 25.5
312 /// 6 BOX EPOXY 408.2 437.9 519.76 5.75 15.0 1.0
313 /// 6P BOX EPOXY 408.2 437.9 525.06 5.75 15.0 1.0
314 /// 7 CYL INOX 408.2 437.9 522.41 r=3.0 hz=20.63
318 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
319 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
320 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
326 gMC->Gsvolu("Spacer05","BOX",idFrameEpoxy,par,3);
331 gMC->Gsvolu("Spacer06","BOX",idFrameEpoxy,par,3);
336 gMC->Gsvolu("Spacer07","TUBE",idInox,par,3);
340 //______________________________________________________________________________
341 void AliMUONSt1GeometryBuilderV2::CreateSpacer()
343 /// The spacer volumes are defined according to the input prepared by Nicole Willis
344 /// with modifications needed to fit into existing geometry.
346 /// No. Type Material Center (mm) Dimensions (mm) (half lengths)
347 /// 5 BOX EPOXY 408.2 430.4 522.41 5.75 1.5 25.5
348 /// 5P BOX EPOXY 408.2 445.4 522.41 5.75 1.5 25.5
349 /// 6 BOX EPOXY 408.2 437.9 519.76 5.75 15.0 1.0
350 /// 6P BOX EPOXY 408.2 437.9 525.06 5.75 15.0 1.0
351 /// 7 CYL INOX 408.2 437.9 522.41 r=3.0 hz=20.63
353 /// To fit in existing volumes the volumes 5 and 7 are represented by 2 volumes
354 /// with half size in z (5A, &A); the dimensions of the volume 5A were also modified
355 /// to avoid overlaps (x made smaller, y larger to abotain the identical volume)
358 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
359 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
360 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
366 //gMC->Gsvolu("Spacer5","BOX",idFrameEpoxy,par,3);
372 gMC->Gsvolu("Spacer5A","BOX",idFrameEpoxy,par,3);
377 gMC->Gsvolu("Spacer6","BOX",idFrameEpoxy,par,3);
382 //gMC->Gsvolu("Spacer7","TUBE",idInox,par,3);
387 gMC->Gsvolu("Spacer7A","TUBE",idInox,par,3);
390 //______________________________________________________________________________
391 void AliMUONSt1GeometryBuilderV2::CreateQuadrant(Int_t chamber)
393 /// Create the quadrant (bending and non-bending planes)
394 /// for the given chamber
396 // CreateQuadrantLayersAsVolumes(chamber);
397 CreateQuadrantLayersAsAssemblies(chamber);
399 CreateFrame(chamber);
402 specialMap.Add(76, (Long_t) new AliMUONSt1SpecialMotif(TVector2( 0.1, 0.72), 90.));
403 specialMap.Add(75, (Long_t) new AliMUONSt1SpecialMotif(TVector2( 0.7, 0.36)));
404 specialMap.Add(47, (Long_t) new AliMUONSt1SpecialMotif(TVector2(1.01, 0.36)));
406 // Load mapping from OCDB
407 if ( ! AliMpSegmentation::Instance() ) {
408 AliFatal("Mapping has to be loaded first !");
411 const AliMpSector* kSector1
412 = AliMpSegmentation::Instance()->GetSector(100, AliMpDEManager::GetCathod(100, AliMp::kBendingPlane));
414 AliFatal("Could not access sector segmentation !");
417 //Bool_t reflectZ = true;
418 Bool_t reflectZ = false;
419 //TVector3 where = TVector3(2.5+0.1+0.56+0.001, 2.5+0.1+0.001, 0.);
420 TVector3 where = TVector3(fgkDeltaQuadLHC + fgkPadXOffsetBP,
421 fgkDeltaQuadLHC + fgkPadYOffsetBP, 0.);
422 PlaceSector(kSector1, specialMap, where, reflectZ, chamber);
424 Int_t nb = AliMpConstants::ManuMask(AliMp::kNonBendingPlane);
425 TExMapIter it(&specialMap);
426 #if ROOT_SVN_REVISION >= 29598
434 while ( it.Next(key,value) == kTRUE ) {
435 delete reinterpret_cast<AliMUONSt1SpecialMotif*>(value);
438 specialMap.Add(76 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(1.01,0.51),90.));
439 specialMap.Add(75 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(2.20,-0.08)));
440 specialMap.Add(47 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(2.40,-1.11)));
441 specialMap.Add(20 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.2 ,-0.08)));
442 specialMap.Add(46 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.92 , 0.17)));
443 specialMap.Add(74 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.405, -0.10)));
444 // Fix (7) - overlap of SQ42 with MCHL (after moving the whole sector
445 // in the true position)
447 const AliMpSector* kSector2
448 = AliMpSegmentation::Instance()
449 ->GetSector(100, AliMpDEManager::GetCathod(100, AliMp::kNonBendingPlane));
451 AliFatal("Could not access sector !");
456 TVector2 offset = TVector2(kSector2->GetPositionX(), kSector2->GetPositionY());
457 where = TVector3(where.X()+offset.X(), where.Y()+offset.Y(), 0.);
458 // Add the half-pad shift of the non-bending plane wrt bending plane
459 // (The shift is defined in the mapping as sector offset)
460 // Fix (4) - was TVector3(where.X()+0.63/2, ... - now it is -0.63/2
461 PlaceSector(kSector2, specialMap, where, reflectZ, chamber);
464 while ( it.Next(key,value) == kTRUE ) {
465 delete reinterpret_cast<AliMUONSt1SpecialMotif*>(value);
470 //______________________________________________________________________________
471 void AliMUONSt1GeometryBuilderV2::CreateFoamBox(
473 const TVector2& dimensions)
475 /// Create all the elements in the copper plane
477 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
478 Int_t idAir = idtmed[1100]; // medium 1
479 //Int_t idFoam = idtmed[1115]; // medium 16 = Foam
480 //Int_t idFR4 = idtmed[1114]; // medium 15 = FR4
481 Int_t idFoam = idtmed[1125]; // medium 26 = Foam
482 Int_t idFR4 = idtmed[1122]; // medium 23 = FR4
486 par[0] = dimensions.X();
487 par[1] = dimensions.Y();
488 par[2] = TotalHzPlane();
489 gMC->Gsvolu(PlaneSegmentName(segNumber).Data(),"BOX",idAir,par,3);
492 par[0] = dimensions.X();
493 par[1] = dimensions.Y();
495 gMC->Gsvolu(FoamBoxName(segNumber).Data(),"BOX",idFoam,par,3);
496 GReal_t posX,posY,posZ;
499 posZ = -TotalHzPlane() + fgkHzFoam;
500 gMC->Gspos(FoamBoxName(segNumber).Data(),1,
501 PlaneSegmentName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
503 // mechanical plane FR4 layer
504 par[0] = dimensions.X();
505 par[1] = dimensions.Y();
507 gMC->Gsvolu(FR4BoxName(segNumber).Data(),"BOX",idFR4,par,3);
510 posZ = -TotalHzPlane()+ 2.*fgkHzFoam + fgkHzFR4;
511 gMC->Gspos(FR4BoxName(segNumber).Data(),1,
512 PlaneSegmentName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
515 //______________________________________________________________________________
516 void AliMUONSt1GeometryBuilderV2::CreatePlaneSegment(Int_t segNumber,
517 const TVector2& dimensions,
520 /// Create a segment of a plane (this includes a foam layer,
521 /// holes in the foam to feed the kaptons through, kapton connectors
522 /// and the mother board.)
524 CreateFoamBox(segNumber,dimensions);
526 // Place spacer in the concrete plane segments:
527 // S225 (in S025), S267 (in S067) in chamber1 and S309 (in S109). S351(in S151)
529 // The segments were found as those which caused overlaps when we placed
530 // the spacer in global coordinates via PlaceSpacer0
532 // <posXYZ X_Y_Z=" 12.6000; 0.75000; 0.0000"> <volume name="Spacer5A"/>
533 // <posXYZ X_Y_Z=" 12.6000; -0.75000; 0.0000"> <volume name="Spacer5A"/>
534 // <posXYZ X_Y_Z=" 12.6000; 0.0000; 1.1515"> <volume name="Spacer6"/>
535 // <posXYZ X_Y_Z=" 12.6000; 0.0000; 0.0000"> <volume name="Spacer7A"/>
537 if ( FoamBoxName(segNumber) == "S225" ||
538 FoamBoxName(segNumber) == "S267" ||
539 FoamBoxName(segNumber) == "S309" ||
540 FoamBoxName(segNumber) == "S351" )
545 if ( FoamBoxName(segNumber) == "S267" ||
546 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
547 gMC->Gspos("Spacer5A", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
550 if ( FoamBoxName(segNumber) == "S267" ||
551 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
552 gMC->Gspos("Spacer5A", 2, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
556 if ( FoamBoxName(segNumber) == "S267" ||
557 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
558 gMC->Gspos("Spacer6", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
562 if ( FoamBoxName(segNumber) == "S267" ||
563 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
564 gMC->Gspos("Spacer7A", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
567 for (Int_t holeNum=0;holeNum<nofHoles;holeNum++) {
568 GReal_t posX = ((2.*holeNum+1.)/nofHoles-1.)*dimensions.X();
572 gMC->Gspos(fgkHoleName,holeNum+1,
573 FoamBoxName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
577 //______________________________________________________________________________
578 void AliMUONSt1GeometryBuilderV2::CreateQuadrantLayersAsVolumes(Int_t chamber)
580 /// Create the three main layers as real volumes.
581 /// Not used anymore.
584 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
585 Int_t idAir = idtmed[1100]; // medium 1
588 Float_t posX,posY,posZ;
590 // Quadrant volume TUBS1, positioned at the end
591 par[0] = fgkMotherIR1;
592 par[1] = fgkMotherOR1;
593 par[2] = fgkMotherThick1;
594 par[3] = fgkMotherPhiL1;
595 par[4] = fgkMotherPhiU1;
596 gMC->Gsvolu(QuadrantMLayerName(chamber),"TUBS",idAir,par,5);
597 // gMC->Gsvolu(QuadrantMFLayerName(chamber),"TUBS",idAir,par,5);
599 // Replace the volume shape with a composite shape
600 // with substracted overlap with beam shield (YMOT)
602 if ( gMC->IsRootGeometrySupported() ) {
606 = gGeoManager->FindVolumeFast(QuadrantMLayerName(chamber));
609 << "Quadrant volume " << QuadrantMLayerName(chamber) << " not found"
613 TGeoShape* quadrant = mlayer->GetShape();
614 quadrant->SetName("quadrant");
616 // Beam shield recess
619 par[2] = fgkMotherThick1;
620 new TGeoTube("shield_tube", par[0], par[1], par[2]);
626 TGeoTranslation* displacement
627 = new TGeoTranslation("TR", posX, posY, posZ);
628 displacement->RegisterYourself();
632 = new TGeoCompositeShape("composite", "quadrant-shield_tube:TR");
634 // Reset shape to volume
635 mlayer->SetShape(composite);
639 = gGeoManager->FindVolumeFast(QuadrantMFLayerName(chamber));
642 << "Quadrant volume " << QuadrantMFLayerName(chamber) << " not found"
646 TGeoShape* quadrant = malayer->GetShape();
647 quadrant->SetName("quadrant");
649 // Beam shield recess
652 par[2] = fgkMotherThick1;
653 new TGeoTube("shield_tube", par[0], par[1], par[2]);
659 TGeoTranslation* displacement
660 = new TGeoTranslation("TR", posX, posY, posZ);
661 displacement->RegisterYourself();
665 = new TGeoCompositeShape("composite", "quadrant-shield_tube:TR");
667 // Reset shape to volume
668 malayer->SetShape(composite);
672 // Quadrant volume TUBS2, positioned at the end
673 par[0] = fgkMotherIR2;
674 par[1] = fgkMotherOR2;
675 par[2] = fgkMotherThick2;
676 par[3] = fgkMotherPhiL2;
677 par[4] = fgkMotherPhiU2;
679 gMC->Gsvolu(QuadrantNLayerName(chamber),"TUBS",idAir,par,5);
680 gMC->Gsvolu(QuadrantFLayerName(chamber),"TUBS",idAir,par,5);
683 //______________________________________________________________________________
684 void AliMUONSt1GeometryBuilderV2::CreateQuadrantLayersAsAssemblies(Int_t chamber)
686 /// Create the three main layers as assemblies
688 gGeoManager->MakeVolumeAssembly(QuadrantMLayerName(chamber).Data());
689 gGeoManager->MakeVolumeAssembly(QuadrantMFLayerName(chamber).Data());
690 gGeoManager->MakeVolumeAssembly(QuadrantNLayerName(chamber).Data());
691 gGeoManager->MakeVolumeAssembly(QuadrantFLayerName(chamber).Data());
694 //______________________________________________________________________________
695 void AliMUONSt1GeometryBuilderV2::CreateFrame(Int_t chamber)
697 /// Create the non-sensitive elements of the frame for the \a chamber
699 /// Model and notation: \n
701 /// The Quadrant volume name starts with SQ \n
702 /// The volume segments are numbered 00 to XX \n
707 /// OutEdgeFrame / | \n
708 /// (SQ17-24) / | InVFrame (SQ00-01) \n
711 /// OutVFrame | _- - \n
712 /// (SQ25-39) | | InArcFrame (SQ42-45) \n
715 /// InHFrame (SQ40-41) \n
718 /// 06 February 2003 - Overlapping volumes resolved. \n
719 /// One quarter chamber is comprised of three TUBS volumes: SQMx, SQNx, and SQFx,
720 /// where SQMx is the Quadrant Middle layer for chamber \a chamber ( posZ in [-3.25,3.25]),
721 /// SQNx is the Quadrant Near side layer for chamber \a chamber ( posZ in [-6.25,3-.25) ), and
722 /// SQFx is the Quadrant Far side layer for chamber \a chamber ( posZ in (3.25,6.25] ).
724 // TString quadrantMLayerName = QuadrantMLayerName(chamber);
726 TString quadrantMLayerName = QuadrantMFLayerName(chamber);
727 TString quadrantNLayerName = QuadrantNLayerName(chamber);
728 TString quadrantFLayerName = QuadrantFLayerName(chamber);
730 const Float_t kNearFarLHC=2.4; // Near and Far TUBS Origin wrt LHC Origin
733 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
735 //Int_t idAir = idtmed[1100]; // medium 1
736 //Int_t idFrameEpoxy = idtmed[1115]; // medium 16 = Frame Epoxy ME730
737 //Int_t idInox = idtmed[1116]; // medium 17 Stainless Steel (18%Cr,9%Ni,Fe)
738 //Int_t idFR4 = idtmed[1110]; // medium 11 FR4
739 //Int_t idCopper = idtmed[1109]; // medium 10 Copper
740 //Int_t idAlu = idtmed[1103]; // medium 4 Aluminium
741 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
742 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
743 Int_t idFR4 = idtmed[1122]; // medium 23 FR4 // was 15 not 11
744 Int_t idCopper = idtmed[1121]; // medium 22 Copper
745 Int_t idAlu = idtmed[1120]; // medium 21 Aluminium
748 TGeoMedium* kMedEpoxy = gGeoManager->GetMedium("MUON_FrameCH$");
749 TGeoMedium* kMedInox = gGeoManager->GetMedium("MUON_Kapton");
750 TGeoMedium* kMedAlu = gGeoManager->GetMedium("MUON_ALU_II$");
754 Int_t rot1, rot2, rot3, rot4;
757 fMUON->AliMatrix(rot1, 90., 90., 90., 180., 0., 0.); // +90 deg in x-y plane
758 fMUON->AliMatrix(rot2, 90., 45., 90., 135., 0., 0.); // +45 deg in x-y plane
759 fMUON->AliMatrix(rot3, 90., 45., 90., 315.,180., 0.); // +45 deg in x-y + rotation 180° around y
760 fMUON->AliMatrix(rot4, 90., 315., 90., 45., 0., 0.); // -45 deg in x-y plane
762 // ___________________Volume thicknesses________________________
764 const Float_t kHzFrameThickness = 1.59/2.; //equivalent thickness
765 const Float_t kHzOuterFrameEpoxy = 1.19/2.; //equivalent thickness
766 const Float_t kHzOuterFrameInox = 0.1/2.; //equivalent thickness
767 const Float_t kHzFoam = 2.083/2.; //evaluated elsewhere
768 // CHECK with fgkHzFoam
770 // Pertaining to the top outer area
771 const Float_t kHzTopAnodeSteel1 = 0.185/2.; //equivalent thickness
772 const Float_t kHzTopAnodeSteel2 = 0.51/2.; //equivalent thickness
773 const Float_t kHzAnodeFR4 = 0.08/2.; //equivalent thickness
774 const Float_t kHzTopEarthFaceCu = 0.364/2.; //equivalent thickness
775 const Float_t kHzTopEarthProfileCu = 1.1/2.; //equivalent thickness
776 const Float_t kHzTopPositionerSteel = 1.45/2.; //should really be 2.125/2.;
777 const Float_t kHzTopGasSupportAl = 0.85/2.; //equivalent thickness
779 // Pertaining to the vertical outer area
780 const Float_t kHzVerticalCradleAl = 0.8/2.; //equivalent thickness
781 const Float_t kHzLateralSightAl = 0.975/2.; //equivalent thickness
782 const Float_t kHzLateralPosnInoxFace = 2.125/2.;//equivalent thickness
783 const Float_t kHzLatPosInoxProfM = 6.4/2.; //equivalent thickness
784 const Float_t kHzLatPosInoxProfNF = 1.45/2.; //equivalent thickness
785 const Float_t kHzLateralPosnAl = 0.5/2.; //equivalent thickness
786 const Float_t kHzVertEarthFaceCu = 0.367/2.; //equivalent thickness
787 const Float_t kHzVertBarSteel = 0.198/2.; //equivalent thickness
788 const Float_t kHzVertEarthProfCu = 1.1/2.; //equivalent thickness
790 //_______________Parameter definitions in sequence _________
792 // InVFrame parameters
793 const Float_t kHxInVFrame = 1.85/2.;
794 const Float_t kHyInVFrame = 73.95/2.;
795 const Float_t kHzInVFrame = kHzFrameThickness;
797 //Flat 7.5mm vertical section
798 const Float_t kHxV1mm = 0.75/2.;
799 const Float_t kHyV1mm = 1.85/2.;
800 const Float_t kHzV1mm = kHzFrameThickness;
802 // OuterTopFrame Structure
805 // The frame is composed of a cuboid and two trapezoids
806 // (TopFrameAnode, TopFrameAnodeA, TopFrameAnodeB).
807 // Each shape is composed of two layers (Epoxy and Inox) and
808 // takes the frame's inner anode circuitry into account in the material budget.
811 // The overhanging anode part is composed froma cuboid and two trapezoids
812 // (TopAnode, TopAnode1, and TopAnode2). These surfaces neglect implanted
813 // resistors, but accounts for the major Cu, Pb/Sn, and FR4 material
815 // The stainless steel anode supports have been included.
817 // EARTHING (TopEarthFace, TopEarthProfile)
818 // Al GAS SUPPORT (TopGasSupport)
820 // ALIGNMENT (TopPositioner) - Alignment system, three sights per quarter
821 // chamber. This sight is forseen for the alignment of the horizontal level
822 // (parallel to the OY axis of LHC). Its position will be evaluated relative
823 // to a system of sights places on the cradles;
827 //TopFrameAnode parameters - cuboid, 2 layers
828 const Float_t kHxTFA = 34.1433/2.;
829 const Float_t kHyTFA = 7.75/2.;
830 const Float_t kHzTFAE = kHzOuterFrameEpoxy; // layer 1 thickness
831 const Float_t kHzTFAI = kHzOuterFrameInox; // layer 3 thickness
833 // TopFrameAnode parameters - 2 trapezoids, 2 layers
834 // (redefined with TGeoXtru shape)
835 const Float_t kH1FAA = 8.7/2.;
836 const Float_t kTl1FAB = 4.35/2.;
837 const Float_t kTl1FAA = 7.75/2.;
839 // TopAnode parameters - cuboid (part 1 of 3 parts)
840 const Float_t kHxTA1 = 16.2/2.;
841 const Float_t kHyTA1 = 3.5/2.;
842 const Float_t kHzTA11 = kHzTopAnodeSteel1; // layer 1
843 const Float_t kHzTA12 = kHzAnodeFR4; // layer 2
845 // TopAnode parameters - trapezoid 1 (part 2 of 3 parts)
846 const Float_t kHzTA21 = kHzTopAnodeSteel2; // layer 1
847 const Float_t kHzTA22 = kHzAnodeFR4; // layer 2
848 const Float_t kTetTA2 = 0.;
849 const Float_t kPhiTA2= 0.;
850 const Float_t kH1TA2 = 7.268/2.;
851 const Float_t kBl1TA2 = 2.03/2.;
852 const Float_t kTl1TA2 = 3.5/2.;
853 const Float_t kAlp1TA2 = 5.78;
854 const Float_t kH2TA2 = 7.268/2.;
855 const Float_t kBl2TA2 = 2.03/2.;
856 const Float_t kTl2TA2 = 3.5/2.;
857 const Float_t kAlp2TA2 = 5.78;
859 // TopAnode parameters - trapezoid 2 (part 3 of 3 parts)
860 const Float_t kHzTA3 = kHzAnodeFR4; // layer 1
861 const Float_t kTetTA3 = 0.;
862 const Float_t kPhiTA3 = 0.;
863 const Float_t kH1TA3 = 7.268/2.;
864 const Float_t kBl1TA3 = 0.;
865 const Float_t kTl1TA3 = 2.03/2.;
866 const Float_t kAlp1TA3 = 7.95;
867 const Float_t kH2TA3 = 7.268/2.;
868 const Float_t kBl2TA3 = 0.;
869 const Float_t kTl2TA3 = 2.03/2.;
870 const Float_t kAlp2TA3 = 7.95;
872 // TopEarthFace parameters - single trapezoid
873 const Float_t kHzTEF = kHzTopEarthFaceCu;
874 const Float_t kTetTEF = 0.;
875 const Float_t kPhiTEF = 0.;
876 const Float_t kH1TEF = 1.200/2.;
877 const Float_t kBl1TEF = 21.323/2.;
878 const Float_t kTl1TEF = 17.963/2.;
879 const Float_t kAlp1TEF = -54.46;
880 const Float_t kH2TEF = 1.200/2.;
881 const Float_t kBl2TEF = 21.323/2.;
882 const Float_t kTl2TEF = 17.963/2.;
883 const Float_t kAlp2TEF = -54.46;
885 // TopEarthProfile parameters - single trapezoid
886 const Float_t kHzTEP = kHzTopEarthProfileCu;
887 const Float_t kTetTEP = 0.;
888 const Float_t kPhiTEP = 0.;
889 const Float_t kH1TEP = 0.40/2.;
890 const Float_t kBl1TEP = 31.766/2.;
891 const Float_t kTl1TEP = 30.535/2.;
892 const Float_t kAlp1TEP = -56.98;
893 const Float_t kH2TEP = 0.40/2.;
894 const Float_t kBl2TEP = 31.766/2.;
895 const Float_t kTl2TEP = 30.535/2.;
896 const Float_t kAlp2TEP = -56.98;
898 // TopPositioner parameters - single Stainless Steel trapezoid
899 const Float_t kHzTP = kHzTopPositionerSteel;
900 const Float_t kTetTP = 0.;
901 const Float_t kPhiTP = 0.;
902 const Float_t kH1TP = 3.00/2.;
903 const Float_t kBl1TP = 7.023/2.;
904 const Float_t kTl1TP = 7.314/2.;
905 const Float_t kAlp1TP = 2.78;
906 const Float_t kH2TP = 3.00/2.;
907 const Float_t kBl2TP = 7.023/2.;
908 const Float_t kTl2TP = 7.314/2.;
909 const Float_t kAlp2TP = 2.78;
911 // TopGasSupport parameters - single cuboid
912 const Float_t kHxTGS = 8.50/2.;
913 const Float_t kHyTGS = 3.00/2.;
914 const Float_t kHzTGS = kHzTopGasSupportAl;
916 // OutEdgeFrame parameters - 4 trapezoidal sections, 2 layers of material
917 // (redefined with TGeoXtru shape)
919 const Float_t kH1OETF = 7.196/2.; // common to all 4 trapezoids
920 const Float_t kTl1OETF1 = 3.996/2.; // Trapezoid 1
921 const Float_t kTl1OETF2 = 3.75/2; // Trapezoid 2
922 const Float_t kTl1OETF3 = 3.01/2.; // Trapezoid 3
923 const Float_t kTl1OETF4 = 1.77/2.; // Trapezoid 4
926 // Frame Structure (OutVFrame):
928 // OutVFrame and corner (OutVFrame cuboid, OutVFrame trapezoid)
929 // EARTHING (VertEarthFaceCu,VertEarthSteel,VertEarthProfCu),
930 // DETECTOR POSITIONNING (SuppLateralPositionner, LateralPositionner),
931 // CRADLE (VertCradle), and
932 // ALIGNMENT (LateralSightSupport, LateralSight)
936 // OutVFrame parameters - cuboid
937 const Float_t kHxOutVFrame = 1.85/2.;
938 const Float_t kHyOutVFrame = 46.23/2.;
939 const Float_t kHzOutVFrame = kHzFrameThickness;
941 // OutVFrame corner parameters - trapezoid
942 const Float_t kHzOCTF = kHzFrameThickness;
943 const Float_t kTetOCTF = 0.;
944 const Float_t kPhiOCTF = 0.;
945 const Float_t kH1OCTF = 1.85/2.;
946 const Float_t kBl1OCTF = 0.;
947 const Float_t kTl1OCTF = 3.66/2.;
948 const Float_t kAlp1OCTF = 44.67;
949 const Float_t kH2OCTF = 1.85/2.;
950 const Float_t kBl2OCTF = 0.;
951 const Float_t kTl2OCTF = 3.66/2.;
952 const Float_t kAlp2OCTF = 44.67;
954 // VertEarthFaceCu parameters - single trapezoid
955 const Float_t kHzVFC = kHzVertEarthFaceCu;
956 const Float_t kTetVFC = 0.;
957 const Float_t kPhiVFC = 0.;
958 const Float_t kH1VFC = 1.200/2.;
959 const Float_t kBl1VFC = 46.11/2.;
960 const Float_t kTl1VFC = 48.236/2.;
961 const Float_t kAlp1VFC = 41.54;
962 const Float_t kH2VFC = 1.200/2.;
963 const Float_t kBl2VFC = 46.11/2.;
964 const Float_t kTl2VFC = 48.236/2.;
965 const Float_t kAlp2VFC = 41.54;
967 // VertEarthSteel parameters - single trapezoid
968 const Float_t kHzVES = kHzVertBarSteel;
969 const Float_t kTetVES = 0.;
970 const Float_t kPhiVES = 0.;
971 const Float_t kH1VES = 1.200/2.;
972 const Float_t kBl1VES = 30.486/2.;
973 const Float_t kTl1VES = 32.777/2.;
974 const Float_t kAlp1VES = 43.67;
975 const Float_t kH2VES = 1.200/2.;
976 const Float_t kBl2VES = 30.486/2.;
977 const Float_t kTl2VES = 32.777/2.;
978 const Float_t kAlp2VES = 43.67;
980 // VertEarthProfCu parameters - single trapezoid
981 const Float_t kHzVPC = kHzVertEarthProfCu;
982 const Float_t kTetVPC = 0.;
983 const Float_t kPhiVPC = 0.;
984 const Float_t kH1VPC = 0.400/2.;
985 const Float_t kBl1VPC = 29.287/2.;
986 const Float_t kTl1VPC = 30.091/2.;
987 const Float_t kAlp1VPC = 45.14;
988 const Float_t kH2VPC = 0.400/2.;
989 const Float_t kBl2VPC = 29.287/2.;
990 const Float_t kTl2VPC = 30.091/2.;
991 const Float_t kAlp2VPC = 45.14;
993 // SuppLateralPositionner - single cuboid
994 const Float_t kHxSLP = 2.80/2.;
995 const Float_t kHySLP = 5.00/2.;
996 const Float_t kHzSLP = kHzLateralPosnAl;
998 // LateralPositionner - squared off U bend, face view
999 const Float_t kHxLPF = 5.2/2.;
1000 const Float_t kHyLPF = 3.0/2.;
1001 const Float_t kHzLPF = kHzLateralPosnInoxFace;
1003 // LateralPositionner - squared off U bend, profile view
1004 const Float_t kHxLPP = 0.425/2.;
1005 const Float_t kHyLPP = 3.0/2.;
1006 const Float_t kHzLPP = kHzLatPosInoxProfM; // middle layer
1007 const Float_t kHzLPNF = kHzLatPosInoxProfNF; // near and far layers
1009 // VertCradle, 3 layers (copies), each composed of 4 trapezoids
1010 // (redefined with TGeoXtru shape)
1012 const Float_t kH1VC1 = 10.25/2.; // all cradles
1013 const Float_t kBl1VC1 = 3.70/2.; // VertCradleA
1014 const Float_t kBl1VC2 = 6.266/2.; // VertCradleB
1015 const Float_t kBl1VC3 = 7.75/2.; // VertCradleC
1018 const Float_t kHzVC4 = kHzVerticalCradleAl;
1019 const Float_t kTetVC4 = 0.;
1020 const Float_t kPhiVC4 = 0.;
1021 const Float_t kH1VC4 = 10.27/2.;
1022 const Float_t kBl1VC4 = 8.273/2.;
1023 const Float_t kTl1VC4 = 7.75/2.;
1024 const Float_t kAlp1VC4 = -1.46;
1025 const Float_t kH2VC4 = 10.27/2.;
1026 const Float_t kBl2VC4 = 8.273/2.;
1027 const Float_t kTl2VC4 = 7.75/2.;
1028 const Float_t kAlp2VC4 = -1.46;
1030 // LateralSightSupport - single trapezoid
1031 const Float_t kHzVSS = kHzLateralSightAl;
1032 const Float_t kTetVSS = 0.;
1033 const Float_t kPhiVSS = 0.;
1034 const Float_t kH1VSS = 5.00/2.;
1035 const Float_t kBl1VSS = 7.747/2;
1036 const Float_t kTl1VSS = 7.188/2.;
1037 const Float_t kAlp1VSS = -3.20;
1038 const Float_t kH2VSS = 5.00/2.;
1039 const Float_t kBl2VSS = 7.747/2.;
1040 const Float_t kTl2VSS = 7.188/2.;
1041 const Float_t kAlp2VSS = -3.20;
1043 // LateralSight (reference point) - 3 per quadrant, only 1 programmed for now
1044 const Float_t kVSInRad = 0.6;
1045 const Float_t kVSOutRad = 1.3;
1046 const Float_t kVSLen = kHzFrameThickness;
1050 // InHFrame parameters
1051 const Float_t kHxInHFrame = 75.8/2.;
1052 const Float_t kHyInHFrame = 1.85/2.;
1053 const Float_t kHzInHFrame = kHzFrameThickness;
1055 //Flat 7.5mm horizontal section
1056 const Float_t kHxH1mm = 1.85/2.;
1057 const Float_t kHyH1mm = 0.75/2.;
1058 const Float_t kHzH1mm = kHzFrameThickness;
1062 // InArcFrame parameters
1063 const Float_t kIAF = 15.70;
1064 const Float_t kOAF = 17.55;
1065 const Float_t kHzAF = kHzFrameThickness;
1066 const Float_t kAFphi1 = 0.0;
1067 const Float_t kAFphi2 = 90.0;
1071 // ScrewsInFrame parameters HEAD
1072 const Float_t kSCRUHMI = 0.;
1073 const Float_t kSCRUHMA = 0.690/2.;
1074 const Float_t kSCRUHLE = 0.4/2.;
1075 // ScrewsInFrame parameters MIDDLE
1076 const Float_t kSCRUMMI = 0.;
1077 const Float_t kSCRUMMA = 0.39/2.;
1078 const Float_t kSCRUMLE = kHzFrameThickness;
1079 // ScrewsInFrame parameters NUT
1080 const Float_t kSCRUNMI = 0.;
1081 const Float_t kSCRUNMA = 0.78/2.;
1082 const Float_t kSCRUNLE = 0.8/2.;
1084 // ___________________Make volumes________________________
1087 Float_t posX,posY,posZ;
1091 par[0] = kHxInVFrame;
1092 par[1] = kHyInVFrame;
1093 par[2] = kHzInVFrame;
1094 gMC->Gsvolu("SQ00","BOX",idFrameEpoxy,par,3);
1096 //Flat 1mm vertical section
1100 gMC->Gsvolu("SQ01","BOX",idFrameEpoxy,par,3);
1104 // - 3 components (a cuboid and 2 trapezes) and 2 layers (Epoxy/Inox)
1108 // TopFrameAnode - layer 1 of 2
1112 gMC->Gsvolu("SQ02","BOX",idFrameEpoxy,par,3);
1114 // TopFrameAnode - layer 2 of 2
1116 gMC->Gsvolu("SQ03","BOX",idInox,par,3);
1119 // Common declarations for TGeoXtru parameters
1120 Double_t dx, dx0, dx1, dx2, dx3;
1121 Double_t dy, dy1, dy2, dy3, dy4;
1127 // SQ04to06 and SQ05to07
1135 vx[0] = 0.0; vy[0] = 0.0;
1136 vx[1] = 0.0; vy[1] = dy1;
1137 vx[2] = dx; vy[2] = dy2;
1138 vx[3] = 2*dx; vy[3] = 0.0;
1139 vx[4] = dx; vy[4] = 0.0;
1141 // Shift center in the middle
1142 for ( Int_t i=0; i<nv; i++ ) {
1147 TGeoXtru* xtruS5 = new TGeoXtru(nz);
1148 xtruS5->DefinePolygon(nv, vx, vy);
1149 xtruS5->DefineSection(0, -kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1150 xtruS5->DefineSection(1, kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1151 new TGeoVolume("SQ04toSQ06", xtruS5, kMedEpoxy);
1153 TGeoXtru* xtruS6 = new TGeoXtru(nz);
1154 xtruS6->DefinePolygon(nv, vx, vy);
1155 xtruS6->DefineSection(0, -kHzOuterFrameInox, 0.0, 0.0, 1.0);
1156 xtruS6->DefineSection(1, kHzOuterFrameInox, 0.0, 0.0, 1.0);
1157 new TGeoVolume("SQ05toSQ07", xtruS6, kMedInox);
1160 // TopAnode1 - layer 1 of 2
1164 gMC->Gsvolu("SQ08","BOX",idInox,par,3);
1166 // TopAnode1 - layer 2 of 2
1168 gMC->Gsvolu("SQ09","BOX",idFR4,par,3);
1170 // TopAnode2 - layer 1 of 2
1182 gMC->Gsvolu("SQ10","TRAP",idInox,par,11);
1184 // TopAnode2 - layer 2 of 2
1186 gMC->Gsvolu("SQ11","TRAP",idFR4,par,11);
1188 // TopAnode3 - layer 1 of 1
1200 gMC->Gsvolu("SQ12","TRAP",idFR4,par,11);
1214 gMC->Gsvolu("SQ13","TRAP",idCopper,par,11);
1228 gMC->Gsvolu("SQ14","TRAP",idCopper,par,11);
1234 gMC->Gsvolu("SQ15","BOX",idAlu,par,3);
1236 // TopPositioner parameters - single Stainless Steel trapezoid
1248 gMC->Gsvolu("SQ16","TRAP",idInox,par,11);
1251 // OutEdgeTrapFrame Epoxy = (4 trapezes)*2 copies*2 layers (Epoxy/Inox)
1252 // (redefined with TGeoXtru shape )
1263 vx[0] = -4*dx; vy[0] = 0.0;
1264 vx[1] = -3*dx; vy[1] = dy1;
1265 vx[2] = -2*dx; vy[2] = dy2;
1266 vx[3] = -1*dx; vy[3] = dy3;
1267 vx[4] = 0.0; vy[4] = dy4;
1268 vx[5] = dx; vy[5] = dy3;
1269 vx[6] = 2*dx; vy[6] = dy2;
1270 vx[7] = 3*dx; vy[7] = dy1;
1271 vx[8] = 4*dx; vy[8] = 0.0;
1272 vx[9] = 3*dx; vy[9] = 0.0;
1273 vx[10] = 2*dx; vy[10] = 0.0;
1274 vx[11] = dx; vy[11] = 0.0;
1275 vx[12] = 0.0; vy[12] = 0.0;
1276 vx[13] = -1*dx; vy[13] = 0.0;
1277 vx[14] = -2*dx; vy[14] = 0.0;
1278 vx[15] = -3*dx; vy[15] = 0.0;
1280 // Shift center in the middle
1281 for ( Int_t i=0; i<nv; i++ ) vy[i] += dy4/2.0;
1283 TGeoXtru* xtruS1 = new TGeoXtru(nz);
1284 xtruS1->DefinePolygon(nv, vx, vy);
1285 xtruS1->DefineSection(0, -kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1286 xtruS1->DefineSection(1, kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1287 new TGeoVolume("SQ17to23", xtruS1, kMedEpoxy );
1289 TGeoXtru* xtruS2 = new TGeoXtru(nz);
1290 xtruS2->DefinePolygon(nv, vx, vy);
1291 xtruS2->DefineSection(0, -kHzOuterFrameInox, 0.0, 0.0, 1.0);
1292 xtruS2->DefineSection(1, kHzOuterFrameInox, 0.0, 0.0, 1.0);
1293 new TGeoVolume("SQ18to24", xtruS2, kMedInox );
1296 // OutEdgeTrapFrame Epoxy = (4 trapezes)*2 copies*2 layers (Epoxy/Inox)
1299 par[0] = kHxOutVFrame;
1300 par[1] = kHyOutVFrame;
1301 par[2] = kHzOutVFrame;
1302 gMC->Gsvolu("SQ25","BOX",idFrameEpoxy,par,3);
1315 par[10] = kAlp2OCTF;
1316 gMC->Gsvolu("SQ26","TRAP",idFrameEpoxy,par,11);
1318 // EarthFaceCu trapezoid
1330 gMC->Gsvolu("SQ27","TRAP",idCopper,par,11);
1332 // VertEarthSteel trapezoid
1344 gMC->Gsvolu("SQ28","TRAP",idInox,par,11);
1346 // VertEarthProfCu trapezoid
1358 gMC->Gsvolu("SQ29","TRAP",idCopper,par,11);
1360 // SuppLateralPositionner cuboid
1364 gMC->Gsvolu("SQ30","BOX",idAlu,par,3);
1366 // LateralPositionerFace
1370 gMC->Gsvolu("SQ31","BOX",idInox,par,3);
1372 // LateralPositionerProfile
1376 gMC->Gsvolu("SQ32","BOX",idInox,par,3); // middle layer
1381 gMC->Gsvolu("SQ33","BOX",idInox,par,3); // near and far layers
1390 // (Trapezoids SQ34 to SQ36 or SQ37 redefined with TGeoXtru shape)
1394 vx[0] = 0.0; vy[0] = 0.0;
1395 vx[1] = 0.0; vy[1] = dy;
1396 vx[2] = 0.0; vy[2] = 2*dy;
1397 vx[3] = 0.0; vy[3] = 3*dy;
1398 vx[4] = dx3; vy[4] = 2*dy;
1399 vx[5] = dx2; vy[5] = dy;
1400 vx[6] = dx1; vy[6] = 0.0;
1402 // Shift center in the middle
1403 for ( Int_t i=0; i<nv; i++ ) {
1408 TGeoXtru* xtruS3 = new TGeoXtru(nz);
1409 xtruS3->DefinePolygon(nv, vx, vy);
1410 xtruS3->DefineSection(0, -kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1411 xtruS3->DefineSection(1, kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1412 new TGeoVolume("SQ34to36", xtruS3, kMedAlu);
1414 // Trapezoids SQ34 to SQ37;
1415 // (keeping the same coordinate system as for SQ34to36)
1419 vx[0] = 0.0; vy[0] =-1.0*dy;
1420 vx[1] = 0.0; vy[1] = 0.0;
1421 vx[2] = 0.0; vy[2] = dy;
1422 vx[3] = 0.0; vy[3] = 2*dy;
1423 vx[4] = 0.0; vy[4] = 3*dy;
1424 vx[5] = dx3; vy[5] = 2*dy;
1425 vx[6] = dx2; vy[6] = dy;
1426 vx[7] = dx1; vy[7] = 0.0;
1427 vx[8] = dx0; vy[8] =-1.0*dy;
1429 // Shift center in the middle (of SQ34to36!!)
1430 for ( Int_t i=0; i<nv; i++ ) {
1435 TGeoXtru* xtruS4 = new TGeoXtru(nz);
1436 xtruS4->DefinePolygon(nv, vx, vy);
1437 xtruS4->DefineSection(0, -kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1438 xtruS4->DefineSection(1, kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1439 new TGeoVolume("SQ34to37", xtruS4, kMedAlu);
1441 // VertCradleD - 4th trapezoid
1453 gMC->Gsvolu("SQ37","TRAP",idAlu,par,11);
1455 // LateralSightSupport trapezoid
1467 gMC->Gsvolu("SQ38","TRAP",idAlu,par,11);
1473 gMC->Gsvolu("SQ39","TUBE",idFrameEpoxy,par,3);
1477 par[0] = kHxInHFrame;
1478 par[1] = kHyInHFrame;
1479 par[2] = kHzInHFrame;
1480 gMC->Gsvolu("SQ40","BOX",idFrameEpoxy,par,3);
1482 //Flat 7.5mm horizontal section
1486 gMC->Gsvolu("SQ41","BOX",idFrameEpoxy,par,3);
1495 gMC->Gsvolu("SQ42","TUBS",idFrameEpoxy,par,5);
1498 // ScrewsInFrame - 3 sections in order to avoid overlapping volumes
1499 // Screw Head, in air
1504 gMC->Gsvolu("SQ43","TUBE",idInox,par,3);
1506 // Middle part, in the Epoxy
1510 gMC->Gsvolu("SQ44","TUBE",idInox,par,3);
1512 // Screw nut, in air
1516 gMC->Gsvolu("SQ45","TUBE",idInox,par,3);
1519 // __________________Place volumes in the quadrant ____________
1523 posY = 2.0*kHyInHFrame+2.*kHyH1mm+kIAF+kHyInVFrame;
1525 gMC->Gspos("SQ00",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1527 // keep memory of the mid position. Used for placing screws
1528 const GReal_t kMidVposX = posX;
1529 const GReal_t kMidVposY = posY;
1530 const GReal_t kMidVposZ = posZ;
1532 //Flat 7.5mm vertical section
1533 posX = 2.0*kHxInVFrame+kHxV1mm;
1534 posY = 2.0*kHyInHFrame+2.*kHyH1mm+kIAF+kHyV1mm;
1536 gMC->Gspos("SQ01",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1538 // TopFrameAnode place 2 layers of TopFrameAnode cuboids
1540 posY = 2.*kHyInHFrame+2.*kHyH1mm+kIAF+2.*kHyInVFrame+kHyTFA;
1541 posZ = -kHzOuterFrameInox;
1542 gMC->Gspos("SQ02",1,quadrantMLayerName,posX, posY, posZ,0,"ONLY");
1543 posZ = kHzOuterFrameEpoxy;
1544 gMC->Gspos("SQ03",1,quadrantMLayerName,posX, posY, posZ,0,"ONLY");
1546 // TopFrameAnode - place 2 layers of 2 trapezoids
1548 posX += kHxTFA + 2.*kH1FAA;
1549 posZ = -kHzOuterFrameInox;
1550 gMC->Gspos("SQ04toSQ06",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1551 posZ = kHzOuterFrameEpoxy;
1552 gMC->Gspos("SQ05toSQ07",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1554 // TopAnode1 place 2 layers
1555 posX = 6.8+fgkDeltaQuadLHC;
1556 posY = 99.85+fgkDeltaQuadLHC;
1557 posZ = -1.*kHzAnodeFR4;
1558 gMC->Gspos("SQ08",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1559 posZ = kHzTopAnodeSteel1;
1560 gMC->Gspos("SQ09",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1562 // TopAnode2 place 2 layers
1563 posX = 18.534+fgkDeltaQuadLHC;
1564 posY = 99.482+fgkDeltaQuadLHC;
1565 posZ = -1.*kHzAnodeFR4;
1566 // shift up to solve overlap with SQ14
1568 gMC->Gspos("SQ10",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1569 posZ = kHzTopAnodeSteel2;
1570 gMC->Gspos("SQ11",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1572 // TopAnode3 place 1 layer
1573 posX = 25.804+fgkDeltaQuadLHC;
1574 posY = 98.61+fgkDeltaQuadLHC;
1576 gMC->Gspos("SQ12",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1578 // TopEarthFace - 2 copies
1579 posX = 23.122+fgkDeltaQuadLHC;
1580 posY = 96.90+fgkDeltaQuadLHC;
1581 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+kHzTopEarthFaceCu;
1582 gMC->Gspos("SQ13",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1584 gMC->Gspos("SQ13",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1587 posX = 14.475+fgkDeltaQuadLHC;
1588 posY = 97.900+fgkDeltaQuadLHC;
1589 posZ = kHzTopEarthProfileCu;
1590 gMC->Gspos("SQ14",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1592 gMC->Gspos("SQ14",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1594 // TopGasSupport - 2 copies
1595 posX = 4.9500+fgkDeltaQuadLHC;
1596 posY = 96.200+fgkDeltaQuadLHC;
1597 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+kHzTopGasSupportAl;
1598 gMC->Gspos("SQ15",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1600 gMC->Gspos("SQ15",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1602 // TopPositioner parameters - single Stainless Steel trapezoid - 2 copies
1603 posX = 7.60+fgkDeltaQuadLHC;
1604 posY = 98.98+fgkDeltaQuadLHC;
1605 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+2.*kHzTopGasSupportAl+kHzTopPositionerSteel;
1606 gMC->Gspos("SQ16",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1608 gMC->Gspos("SQ16",2,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1612 posZ = -1.0*kHzOuterFrameInox;
1613 //Double_t xCenterAll = 70.6615;
1614 Double_t xCenterAll = 70.500;
1615 Double_t yCenterAll = 70.350;
1616 gMC->Gspos("SQ17to23",1,quadrantMLayerName, xCenterAll, yCenterAll, posZ, rot4,"ONLY");
1618 posZ = kHzOuterFrameEpoxy;
1619 gMC->Gspos("SQ18to24",1,quadrantMLayerName, xCenterAll, yCenterAll, posZ, rot4,"ONLY");
1624 posX = 2.*kHxInVFrame+kIAF+2.*kHxInHFrame-kHxOutVFrame+2.*kHxV1mm;
1625 posY = 2.*kHyInHFrame+kHyOutVFrame;
1627 gMC->Gspos("SQ25",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1629 // keep memory of the mid position. Used for placing screws
1630 const GReal_t kMidOVposX = posX;
1631 const GReal_t kMidOVposY = posY;
1632 const GReal_t kMidOVposZ = posZ;
1634 const Float_t kTOPY = posY+kHyOutVFrame;
1635 const Float_t kOUTX = posX;
1639 posY = kTOPY+((kBl1OCTF+kTl1OCTF)/2.);
1641 // shift to solve overlap with SQ17to23 and SQ18to24
1643 gMC->Gspos("SQ26",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1645 // VertEarthFaceCu - 2 copies
1646 posX = 89.4000+fgkDeltaQuadLHC;
1647 posY = 25.79+fgkDeltaQuadLHC;
1648 posZ = kHzFrameThickness+2.0*kHzFoam+kHzVertEarthFaceCu;
1649 gMC->Gspos("SQ27",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1651 gMC->Gspos("SQ27",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1653 // VertEarthSteel - 2 copies
1654 posX = 91.00+fgkDeltaQuadLHC;
1655 posY = 30.616+fgkDeltaQuadLHC;
1656 posZ = kHzFrameThickness+2.0*kHzFoam+kHzVertBarSteel;
1657 gMC->Gspos("SQ28",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1659 gMC->Gspos("SQ28",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1661 // VertEarthProfCu - 2 copies
1662 posX = 92.000+fgkDeltaQuadLHC;
1663 posY = 29.64+fgkDeltaQuadLHC;
1664 posZ = kHzFrameThickness;
1665 gMC->Gspos("SQ29",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1667 gMC->Gspos("SQ29",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1669 // SuppLateralPositionner - 2 copies
1670 posX = 90.2-kNearFarLHC;
1671 posY = 5.00-kNearFarLHC;
1672 posZ = kHzLateralPosnAl-fgkMotherThick2;
1673 gMC->Gspos("SQ30",1,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1675 gMC->Gspos("SQ30",2,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1677 // LateralPositionner - 2 copies - Face view
1678 posX = 92.175-kNearFarLHC-2.*kHxLPP;
1679 posY = 5.00-kNearFarLHC;
1680 posZ =2.0*kHzLateralPosnAl+kHzLateralPosnInoxFace-fgkMotherThick2;
1681 gMC->Gspos("SQ31",1,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1683 gMC->Gspos("SQ31",2,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1685 // LateralPositionner - Profile view
1686 posX = 92.175+fgkDeltaQuadLHC+kHxLPF-kHxLPP;
1687 posY = 5.00+fgkDeltaQuadLHC;
1689 gMC->Gspos("SQ32",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY"); // middle layer
1691 posX = 92.175-kNearFarLHC+kHxLPF-kHxLPP;
1692 posY = 5.0000-kNearFarLHC;
1693 posZ = fgkMotherThick2-kHzLPNF;
1694 gMC->Gspos("SQ33",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY"); // near layer
1696 gMC->Gspos("SQ33",2,quadrantFLayerName,posX, posY, posZ, 0, "ONLY"); // far layer
1699 // VertCradle - 3 (or 4 ) trapezoids redefined with TGeoXtru shape
1701 posX = 97.29+fgkDeltaQuadLHC;
1702 posY = 23.02+fgkDeltaQuadLHC;
1705 gMC->Gspos("SQ34to37",2,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1707 posX = 97.29-kNearFarLHC;
1708 posY = 23.02-kNearFarLHC;
1709 posZ = 2.0*kHzLateralSightAl+kHzVerticalCradleAl-fgkMotherThick2;
1711 gMC->Gspos("SQ34to36",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1714 gMC->Gspos("SQ34to36",3,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1717 // OutVertCradleD 4th Trapeze - 3 copies
1719 posX = 98.81+fgkDeltaQuadLHC;
1720 posY = 2.52+fgkDeltaQuadLHC;
1721 posZ = fgkMotherThick1-kHzVerticalCradleAl;
1722 gMC->Gspos("SQ37",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1724 gMC->Gspos("SQ37",3,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1726 // LateralSightSupport - 2 copies
1727 posX = 98.33-kNearFarLHC;
1728 posY = 10.00-kNearFarLHC;
1729 posZ = kHzLateralSightAl-fgkMotherThick2;
1730 // Fix (3) of extrusion SQ38 from SQN1, SQN2, SQF1, SQF2
1731 // (was posX = 98.53 ...)
1732 gMC->Gspos("SQ38",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1734 gMC->Gspos("SQ38",2,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1737 posX = 92.84+fgkDeltaQuadLHC;
1738 posY = 8.13+fgkDeltaQuadLHC;
1740 gMC->Gspos("SQ39",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1745 posX = 2.0*kHxInVFrame+2.*kHxV1mm+kIAF+kHxInHFrame;
1748 gMC->Gspos("SQ40",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1750 // keep memory of the mid position. Used for placing screws
1751 const GReal_t kMidHposX = posX;
1752 const GReal_t kMidHposY = posY;
1753 const GReal_t kMidHposZ = posZ;
1755 // Flat 7.5mm horizontal section
1756 posX = 2.0*kHxInVFrame+2.*kHxV1mm+kIAF+kHxH1mm;
1757 posY = 2.0*kHyInHFrame+kHyH1mm;
1759 gMC->Gspos("SQ41",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1762 posX = 2.0*kHxInVFrame+2.*kHxV1mm;
1763 posY = 2.0*kHyInHFrame+2.*kHyH1mm;
1765 gMC->Gspos("SQ42",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1767 // keep memory of the mid position. Used for placing screws
1768 const GReal_t kMidArcposX = posX;
1769 const GReal_t kMidArcposY = posY;
1770 const GReal_t kMidArcposZ = posZ;
1772 // ScrewsInFrame - in sensitive volume
1777 // Screws on IHEpoxyFrame
1779 const Int_t kNumberOfScrewsIH = 14; // no. of screws on the IHEpoxyFrame
1780 const Float_t kOffX = 5.; // inter-screw distance
1782 // first screw coordinates
1785 // other screw coordinates
1786 for (Int_t i = 1;i<kNumberOfScrewsIH;i++){
1787 scruX[i] = scruX[i-1]+kOffX;
1788 scruY[i] = scruY[0];
1790 // Position the volumes on the frames
1791 for (Int_t i = 0;i<kNumberOfScrewsIH;i++){
1792 posX = fgkDeltaQuadLHC + scruX[i];
1793 posY = fgkDeltaQuadLHC + scruY[i];
1795 gMC->Gspos("SQ43",i+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1797 gMC->Gspos("SQ44",i+1,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1798 gMC->Gspos("SQ45",i+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1800 // special screw coordinates
1803 posX = fgkDeltaQuadLHC + scruX[63];
1804 posY = fgkDeltaQuadLHC + scruY[63];
1806 gMC->Gspos("SQ43",64,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1808 gMC->Gspos("SQ44",64,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1809 gMC->Gspos("SQ45",64,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1811 // Screws on the IVEpoxyFrame
1813 const Int_t kNumberOfScrewsIV = 15; // no. of screws on the IVEpoxyFrame
1814 const Float_t kOffY = 5.; // inter-screw distance
1815 Int_t firstScrew = 58;
1816 Int_t lastScrew = 44;
1818 // first (special) screw coordinates
1819 scruX[firstScrew-1] = -2.23;
1820 scruY[firstScrew-1] = 16.3;
1821 // second (repetitive) screw coordinates
1822 scruX[firstScrew-2] = -2.23;
1823 scruY[firstScrew-2] = 21.07;
1824 // other screw coordinates
1825 for (Int_t i = firstScrew-3;i>lastScrew-2;i--){
1826 scruX[i] = scruX[firstScrew-2];
1827 scruY[i] = scruY[i+1]+kOffY;
1830 for (Int_t i = 0;i<kNumberOfScrewsIV;i++){
1831 posX = fgkDeltaQuadLHC + scruX[i+lastScrew-1];
1832 posY = fgkDeltaQuadLHC + scruY[i+lastScrew-1];
1834 gMC->Gspos("SQ43",i+lastScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1836 gMC->Gspos("SQ44",i+lastScrew,"SQ00",posX+0.1-kMidVposX, posY+0.1-kMidVposY, posZ-kMidVposZ, 0, "ONLY");
1837 gMC->Gspos("SQ45",i+lastScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1840 // Screws on the OVEpoxyFrame
1842 const Int_t kNumberOfScrewsOV = 10; // no. of screws on the OVEpoxyFrame
1847 // first (repetitive) screw coordinates
1848 // notes: 1st screw should be placed in volume 40 (InnerHorizFrame)
1849 scruX[firstScrew-1] = 90.9;
1850 scruY[firstScrew-1] = -2.23; // true value
1852 // other screw coordinates
1853 for (Int_t i = firstScrew; i<lastScrew; i++ ){
1854 scruX[i] = scruX[firstScrew-1];
1855 scruY[i] = scruY[i-1]+kOffY;
1857 for (Int_t i = 1;i<kNumberOfScrewsOV;i++){
1858 posX = fgkDeltaQuadLHC + scruX[i+firstScrew-1];
1859 posY = fgkDeltaQuadLHC + scruY[i+firstScrew-1];
1861 gMC->Gspos("SQ43",i+firstScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1864 gMC->Gspos("SQ44",i+firstScrew,"SQ25",posX+0.1-kMidOVposX, posY+0.1-kMidOVposY, posZ-kMidOVposZ, 0, "ONLY");
1865 gMC->Gspos("SQ45",i+firstScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1867 // special case for 1st screw, inside the horizontal frame (volume 40)
1868 posX = fgkDeltaQuadLHC + scruX[firstScrew-1];
1869 posY = fgkDeltaQuadLHC + scruY[firstScrew-1];
1872 gMC->Gspos("SQ44",firstScrew,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1874 // Inner Arc of Frame, screw positions and numbers-1
1875 scruX[62] = 16.009; scruY[62] = 1.401;
1876 scruX[61] = 14.564; scruY[61] = 6.791;
1877 scruX[60] = 11.363; scruY[60] = 11.363;
1878 scruX[59] = 6.791 ; scruY[59] = 14.564;
1879 scruX[58] = 1.401 ; scruY[58] = 16.009;
1881 for (Int_t i = 0;i<5;i++){
1882 posX = fgkDeltaQuadLHC + scruX[i+58];
1883 posY = fgkDeltaQuadLHC + scruY[i+58];
1885 gMC->Gspos("SQ43",i+58+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1887 gMC->Gspos("SQ44",i+58+1,"SQ42",posX+0.1-kMidArcposX, posY+0.1-kMidArcposY, posZ-kMidArcposZ, 0, "ONLY");
1888 gMC->Gspos("SQ45",i+58+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1891 //______________________________________________________________________________
1892 void AliMUONSt1GeometryBuilderV2::PlaceInnerLayers(Int_t chamber)
1894 /// Place the gas and copper layers for the specified chamber.
1896 GReal_t x = fgkDeltaQuadLHC;
1897 GReal_t y = fgkDeltaQuadLHC;
1899 GReal_t zc = fgkHzGas + fgkHzPadPlane;
1900 Int_t dpos = (chamber-1)*2;
1902 TString name = GasVolumeName("SAG", chamber);
1903 gMC->Gspos(name,1,QuadrantMLayerName(chamber),x,y,zg,0,"ONLY");
1904 gMC->Gspos("SA1C", 1+dpos, QuadrantMLayerName(chamber),x,y, zc,0,"ONLY");
1905 gMC->Gspos("SA1C", 2+dpos, QuadrantMLayerName(chamber),x,y,-zc,0,"ONLY");
1908 //______________________________________________________________________________
1909 void AliMUONSt1GeometryBuilderV2::PlaceSpacer0(Int_t chamber)
1911 /// Place the spacer defined in global positions
1912 /// !! This method should be used only to find out the right mother volume
1913 /// for the spacer if geometry is changed and the plane segment volumes
1914 /// will change their numbering
1916 // Global position of mother volume for the QuadrantMLayer
1917 // SQM1: (-2.6, -2.6, -522.41)
1918 // SQM2: (-2.6, -2.6, -541.49)
1921 GReal_t mz = 522.41;
1927 AliDebugStream(2) << "spacer05 pos1: " << x << ", " << y << ", " << z << endl;
1928 gMC->Gspos("Spacer05", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1931 AliDebugStream(2) << "spacer05 pos2: " << x << ", " << y << ", " << z << endl;
1932 gMC->Gspos("Spacer05", 2, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1937 AliDebugStream(2) << "spacer06 pos1: " << x << ", " << y << ", " << z << endl;
1938 gMC->Gspos("Spacer06", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1941 AliDebugStream(2) << "spacer06 pos2: " << x << ", " << y << ", " << z << endl;
1942 gMC->Gspos("Spacer06", 2, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1947 AliDebugStream(2) << "spacer07 pos1: " << x << ", " << y << ", " << z << endl;
1948 gMC->Gspos("Spacer07", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1951 //______________________________________________________________________________
1952 void AliMUONSt1GeometryBuilderV2::PlaceSector(const AliMpSector* sector,
1954 const TVector3& where, Bool_t reflectZ, Int_t chamber)
1956 /// Place all the segments in the mother volume, at the position defined
1957 /// by the sector's data. \n
1958 /// The lines with comments COMMENT OUT BEGIN/END indicates blocks
1959 /// which can be commented out in order to reduce the number of volumes
1960 /// in a sector to the plane segments corresponding to regular motifs only.
1962 static Int_t segNum=1;
1969 reflZ=0; // no reflection along z... nothing
1970 fMUON->AliMatrix(rotMat, 90.,90.,90,180.,0.,0.); // 90° rotation around z, NO reflection along z
1973 fMUON->AliMatrix(reflZ, 90.,0.,90,90.,180.,0.); // reflection along z
1974 fMUON->AliMatrix(rotMat, 90.,90.,90,180.,180.,0.); // 90° rotation around z AND reflection along z
1977 GReal_t posX,posY,posZ;
1979 TArrayI alreadyDone(20);
1980 Int_t nofAlreadyDone = 0;
1982 for (Int_t irow=0;irow<sector->GetNofRows();irow++){ // for each row
1983 AliMpRow* row = sector->GetRow(irow);
1986 for (Int_t iseg=0;iseg<row->GetNofRowSegments();iseg++){ // for each row segment
1987 AliMpVRowSegment* seg = row->GetRowSegment(iseg);
1989 Long_t value = specialMap.GetValue(seg->GetMotifPositionId(0));
1991 if ( value == 0 ){ //if this is a normal segment (ie. not part of <specialMap>)
1993 // create the cathode part
1994 CreatePlaneSegment(segNum, TVector2(seg->GetDimensionX(),seg->GetDimensionY()),
1995 seg->GetNofMotifs());
1997 posX = where.X() + seg->GetPositionX();
1998 posY = where.Y() + seg->GetPositionY();
1999 posZ = where.Z() + sgn * (TotalHzPlane() + fgkHzGas + 2.*fgkHzPadPlane);
2000 gMC->Gspos(PlaneSegmentName(segNum).Data(), 1,
2001 QuadrantMLayerName(chamber), posX, posY, posZ, reflZ, "ONLY");
2003 // and place all the daughter boards of this segment
2005 // COMMENT OUT BEGIN
2006 for (Int_t motifNum=0;motifNum<seg->GetNofMotifs();motifNum++) {
2009 Int_t motifPosId = seg->GetMotifPositionId(motifNum);
2010 AliMpMotifPosition* motifPos =
2011 sector->GetMotifMap()->FindMotifPosition(motifPosId);
2012 Int_t copyNo = motifPosId;
2013 if ( sector->GetDirection() == AliMp::kX) copyNo += fgkDaughterCopyNoOffset;
2016 posX = where.X() + motifPos->GetPositionX() + fgkOffsetX;
2017 posY = where.Y() + motifPos->GetPositionY() + fgkOffsetY;
2018 posZ = where.Z() + sgn * (fgkMotherThick1 - TotalHzDaughter());
2019 gMC->Gspos(fgkDaughterName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, reflZ, "ONLY");
2027 // COMMENT OUT BEGIN
2028 // if this is a special segment
2029 for (Int_t motifNum=0;motifNum<seg->GetNofMotifs();motifNum++) {// for each motif
2031 Int_t motifPosId = seg->GetMotifPositionId(motifNum);
2033 Bool_t isDone = false;
2035 while (i<nofAlreadyDone && !isDone) {
2036 if (alreadyDone.At(i) == motifPosId) isDone=true;
2039 if (isDone) continue; // don't treat the same motif twice
2041 AliMUONSt1SpecialMotif spMot = *((AliMUONSt1SpecialMotif*)specialMap.GetValue(motifPosId));
2042 AliDebugStream(2) << chamber << " processing special motif: " << motifPosId << endl;
2044 AliMpMotifPosition* motifPos = sector->GetMotifMap()->FindMotifPosition(motifPosId);
2047 Int_t copyNo = motifPosId;
2048 if ( sector->GetDirection() == AliMp::kX) copyNo += fgkDaughterCopyNoOffset;
2050 // place the hole for the motif, wrt the requested rotation angle
2051 Int_t rot = ( spMot.GetRotAngle()<0.1 ) ? reflZ:rotMat;
2053 posX = where.X() + motifPos->GetPositionX() + spMot.GetDelta().X();
2054 posY = where.Y() + motifPos->GetPositionY() + spMot.GetDelta().Y();
2055 posZ = where.Z() + sgn * (TotalHzPlane() + fgkHzGas + 2.*fgkHzPadPlane);
2056 // Shift the hole for special motif 46 to avoid debording into S047
2057 if ( copyNo == 2070 ) {
2061 gMC->Gspos(fgkHoleName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, rot, "ONLY");
2063 // then place the daughter board for the motif, wrt the requested rotation angle
2064 posX = posX+fgkDeltaFilleEtamX;
2065 posY = posY+fgkDeltaFilleEtamY;
2066 // Do not shift the daughter board
2067 if ( copyNo == 2070 ) {
2071 posZ = where.Z() + sgn * (fgkMotherThick1 - TotalHzDaughter());
2072 gMC->Gspos(fgkDaughterName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, rot, "ONLY");
2074 if (nofAlreadyDone == alreadyDone.GetSize())
2075 alreadyDone.Set(2*nofAlreadyDone);
2076 alreadyDone.AddAt(motifPosId, nofAlreadyDone++);
2078 AliDebugStream(2) << chamber << " processed motifPosId: " << motifPosId << endl;
2082 }// end of special motif case
2087 //______________________________________________________________________________
2088 TString AliMUONSt1GeometryBuilderV2::GasVolumeName(const TString& name, Int_t chamber) const
2090 /// Insert the chamber number into the name.
2092 TString newString(name);
2097 newString.Insert(2, number);
2106 //______________________________________________________________________________
2107 void AliMUONSt1GeometryBuilderV2::CreateMaterials()
2109 /// Define materials specific to station 1
2111 // Materials and medias defined in MUONv1:
2113 // AliMaterial( 9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2114 // AliMaterial(10, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2115 // AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
2116 // AliMixture( 19, "Bakelite$", abak, zbak, dbak, -3, wbak);
2117 // AliMixture( 20, "ArC4H10 GAS$", ag, zg, dg, 3, wg);
2118 // AliMixture( 21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig);
2119 // AliMixture( 22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1);
2120 // AliMixture( 23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1);
2121 // AliMixture( 24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas);
2122 // AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.);
2123 // AliMixture( 32, "Vetronite$",aglass, zglass, dglass, 5, wglass);
2124 // AliMaterial(33, "Carbon$", 12.01, 6., 2.265, 18.8, 49.9);
2125 // AliMixture( 34, "Rohacell$", arohac, zrohac, drohac, -4, wrohac);
2127 // AliMedium( 1, "AIR_CH_US ", 15, 1, iSXFLD, ...
2128 // AliMedium( 4, "ALU_CH_US ", 9, 0, iSXFLD, ...
2129 // AliMedium( 5, "ALU_CH_US ", 10, 0, iSXFLD, ...
2130 // AliMedium( 6, "AR_CH_US ", 20, 1, iSXFLD, ...
2131 // AliMedium( 7, "GAS_CH_TRIGGER ", 21, 1, iSXFLD, ...
2132 // AliMedium( 8, "BAKE_CH_TRIGGER ", 19, 0, iSXFLD, ...
2133 // AliMedium( 9, "ARG_CO2 ", 22, 1, iSXFLD, ...
2134 // AliMedium(11, "PCB_COPPER ", 31, 0, iSXFLD, ...
2135 // AliMedium(12, "VETRONITE ", 32, 0, iSXFLD, ...
2136 // AliMedium(13, "CARBON ", 33, 0, iSXFLD, ...
2137 // AliMedium(14, "Rohacell ", 34, 0, iSXFLD, ...
2138 // AliMedium(24, "FrameCH$ ", 44, 1, iSXFLD, ...
2141 // --- Define materials for GEANT ---
2144 fMUON->AliMaterial(41, "Aluminium II$", 26.98, 13., 2.7, -8.9, 26.1);
2146 // from PDG and "The Particle Detector BriefBook", Bock and Vasilescu, P.18
2147 // ??? same but the last but one argument < 0
2149 // --- Define mixtures for GEANT ---
2152 // // Ar-CO2 gas II (80%+20%)
2153 // Float_t ag1[2] = { 39.95, 44.01};
2154 // Float_t zg1[2] = { 18., 22.};
2155 // Float_t wg1[2] = { .8, 0.2};
2156 // Float_t dg1 = .001821;
2157 // fMUON->AliMixture(45, "ArCO2 II 80%$", ag1, zg1, dg1, 2, wg1);
2159 // // use wg1 weighting factors (6th arg > 0)
2161 // Rohacell 51 II - imide methacrylique
2162 Float_t aRohacell51[4] = { 12.01, 1.01, 16.00, 14.01};
2163 Float_t zRohacell51[4] = { 6., 1., 8., 7.};
2164 Float_t wRohacell51[4] = { 9., 13., 2., 1.};
2165 Float_t dRohacell51 = 0.052;
2166 fMUON->AliMixture(46, "FOAM$",aRohacell51,zRohacell51,dRohacell51,-4,wRohacell51);
2168 // use relative A (molecular) values (6th arg < 0)
2170 Float_t aSnPb[2] = { 118.69, 207.19};
2171 Float_t zSnPb[2] = { 50, 82};
2172 Float_t wSnPb[2] = { 0.6, 0.4} ;
2173 Float_t dSnPb = 8.926;
2174 fMUON->AliMixture(47, "SnPb$", aSnPb,zSnPb,dSnPb,2,wSnPb);
2176 // use wSnPb weighting factors (6th arg > 0)
2178 // plastic definition from K5, Freiburg (found on web)
2179 Float_t aPlastic[2]={ 1.01, 12.01};
2180 Float_t zPlastic[2]={ 1, 6};
2181 Float_t wPlastic[2]={ 1, 1};
2182 Float_t denPlastic=1.107;
2183 fMUON->AliMixture(48, "Plastic$",aPlastic,zPlastic,denPlastic,-2,wPlastic);
2185 // use relative A (molecular) values (6th arg < 0)...no other info...
2187 // Not used, to be removed
2191 // Inox/Stainless Steel (18%Cr, 9%Ni)
2192 Float_t aInox[3] = {55.847, 51.9961, 58.6934};
2193 Float_t zInox[3] = {26., 24., 28.};
2194 Float_t wInox[3] = {0.73, 0.18, 0.09};
2195 Float_t denInox = 7.930;
2196 fMUON->AliMixture(50, "StainlessSteel$",aInox,zInox,denInox,3,wInox);
2198 // use wInox weighting factors (6th arg > 0)
2199 // from CERN note NUFACT Note023, Oct.2000
2201 // End - Not used, to be removed
2204 // --- Define the tracking medias for GEANT ---
2207 GReal_t epsil = .001; // Tracking precision,
2208 //GReal_t stemax = -1.; // Maximum displacement for multiple scat
2209 GReal_t tmaxfd = -20.; // Maximum angle due to field deflection
2210 //GReal_t deemax = -.3; // Maximum fractional energy loss, DLS
2211 GReal_t stmin = -.8;
2212 GReal_t maxStepAlu = fMUON->GetMaxStepAlu();
2213 GReal_t maxDestepAlu = fMUON->GetMaxDestepAlu();
2214 // GReal_t maxStepGas = fMUON->GetMaxStepGas();
2215 Int_t iSXFLD = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->PrecInteg();
2216 Float_t sXMGMX = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
2218 fMUON->AliMedium(21, "ALU_II$", 41, 0, iSXFLD, sXMGMX,
2219 tmaxfd, maxStepAlu, maxDestepAlu, epsil, stmin);
2221 // was med: 20 mat: 36
2222 // fMUON->AliMedium(25, "ARG_CO2_II", 45, 1, iSXFLD, sXMGMX,
2223 // tmaxfd, maxStepGas, maxDestepAlu, epsil, stmin);
2224 // // was med: 9 mat: 22
2225 fMUON->AliMedium(26, "FOAM_CH$", 46, 0, iSXFLD, sXMGMX,
2226 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
2227 // was med: 16 mat: 32
2228 fMUON->AliMedium(27, "SnPb$", 47, 0, iSXFLD, sXMGMX,
2229 10.0, 0.01, 1.0, 0.003, 0.003);
2230 // was med: 19 mat: 35
2231 fMUON->AliMedium(28, "Plastic$", 48, 0, iSXFLD, sXMGMX,
2232 10.0, 0.01, 1.0, 0.003, 0.003);
2233 // was med: 17 mat: 33
2235 // Not used, to be romoved
2238 fMUON->AliMedium(30, "InoxBolts$", 50, 1, iSXFLD, sXMGMX,
2239 10.0, 0.01, 1.0, 0.003, 0.003);
2240 // was med: 21 mat: 37
2242 // End - Not used, to be removed
2245 //______________________________________________________________________________
2246 void AliMUONSt1GeometryBuilderV2::CreateGeometry()
2248 /// Create the detailed GEANT geometry for the dimuon arm station1
2250 AliDebug(1,"Called");
2252 // Define chamber volumes as virtual
2255 // Create basic volumes
2258 CreateDaughterBoard();
2259 CreateInnerLayers();
2263 // Create reflexion matrices
2266 Int_t reflXZ, reflYZ, reflXY;
2267 fMUON->AliMatrix(reflXZ, 90., 180., 90., 90., 180., 0.);
2268 fMUON->AliMatrix(reflYZ, 90., 0., 90.,-90., 180., 0.);
2269 fMUON->AliMatrix(reflXY, 90., 180., 90., 270., 0., 0.);
2271 // Define transformations for each quadrant
2272 // In old coordinate system: In new coordinate system:
2275 // II. | I. I. | II.
2277 // _____ | ____ _____ | ____
2279 // III. | IV. IV. | III.
2284 rotm[0]=0; // quadrant I
2285 rotm[1]=reflXZ; // quadrant II
2286 rotm[2]=reflXY; // quadrant III
2287 rotm[3]=reflYZ; // quadrant IV
2289 TGeoRotation rotm[4];
2290 rotm[0] = TGeoRotation("identity");
2291 rotm[1] = TGeoRotation("reflXZ", 90., 180., 90., 90., 180., 0.);
2292 rotm[2] = TGeoRotation("reflXY", 90., 180., 90., 270., 0., 0.);
2293 rotm[3] = TGeoRotation("reflYZ", 90., 0., 90.,-90., 180., 0.);
2296 scale[0] = TVector3( 1, 1, -1); // quadrant I
2297 scale[1] = TVector3(-1, 1, 1); // quadrant II
2298 scale[2] = TVector3(-1, -1, -1); // quadrant III
2299 scale[3] = TVector3( 1, -1, 1); // quadrant IV
2302 detElemId[0] = 1; // quadrant I
2303 detElemId[1] = 0; // quadrant II
2304 detElemId[2] = 3; // quadrant III
2305 detElemId[3] = 2; // quadrant IV
2307 // Shift in Z of the middle layer
2308 Double_t deltaZ = 7.5/2.;
2310 // Position of quadrant I wrt to the chamber position
2311 // TVector3 pos0(-fgkDeltaQuadLHC, -fgkDeltaQuadLHC, deltaZ);
2313 // Shift for near/far layers
2314 GReal_t shiftXY = fgkFrameOffset;
2315 GReal_t shiftZ = fgkMotherThick1+fgkMotherThick2;
2317 // Build two chambers
2319 for (Int_t ich=1; ich<3; ich++) {
2320 //for (Int_t ich=1; ich<2; ich++) {
2322 // Create quadrant volume
2323 CreateQuadrant(ich);
2325 // Place gas volumes
2326 PlaceInnerLayers(ich);
2328 // Place the quadrant
2329 for (Int_t i=0; i<4; i++) {
2330 //for (Int_t i=1; i<2; i++) {
2332 GReal_t posx0, posy0, posz0;
2333 posx0 = fgkPadXOffsetBP * scale[i].X();
2334 posy0 = fgkPadYOffsetBP * scale[i].Y();;
2335 posz0 = deltaZ * scale[i].Z();
2337 ->AddEnvelope(QuadrantEnvelopeName(ich,i), detElemId[i] + ich*100, true,
2338 TGeoTranslation(posx0, posy0, posz0), rotm[i]);
2341 GReal_t posx, posy, posz;
2342 posx = -fgkDeltaQuadLHC - fgkPadXOffsetBP;
2343 posy = -fgkDeltaQuadLHC - fgkPadYOffsetBP;
2346 ->AddEnvelopeConstituent(QuadrantMLayerName(ich), QuadrantEnvelopeName(ich,i),
2347 i+1, TGeoTranslation(posx, posy, posz));
2349 ->AddEnvelopeConstituent(QuadrantMFLayerName(ich), QuadrantEnvelopeName(ich,i),
2350 i+5, TGeoTranslation(posx, posy, posz));
2353 GReal_t posx2 = posx + shiftXY;;
2354 GReal_t posy2 = posy + shiftXY;;
2355 GReal_t posz2 = posz - shiftZ;;
2356 //gMC->Gspos(QuadrantNLayerName(ich), i+1, "ALIC", posx2, posy2, posz2, rotm[i],"ONLY");
2358 ->AddEnvelopeConstituent(QuadrantNLayerName(ich), QuadrantEnvelopeName(ich,i),
2359 i+1, TGeoTranslation(posx2, posy2, posz2));
2361 posz2 = posz + shiftZ;
2362 //gMC->Gspos(QuadrantFLayerName(ich), i+1, "ALIC", posx2, posy2, posz2, rotm[i],"ONLY");
2364 ->AddEnvelopeConstituent(QuadrantFLayerName(ich), QuadrantEnvelopeName(ich,i),
2365 i+1, TGeoTranslation(posx2, posy2, posz2));
2367 // Place spacer in global coordinates in the first non rotated quadrant
2368 // if ( detElemId[i] == 0 ) PlaceSpacer0(ich);
2369 // !! This placement should be used only to find out the right mother volume
2370 // for the spacer if geometry is changed and the plane segment volumes
2371 // will change their numbering
2372 // The call to the method CreateSpacer0(); above haa to be uncommented, too
2377 //______________________________________________________________________________
2378 void AliMUONSt1GeometryBuilderV2::SetVolumes()
2380 /// Define the volumes for the station2 chambers.
2382 if (gAlice->GetModule("SHIL")) {
2383 SetMotherVolume(0, "YOUT1");
2384 SetMotherVolume(1, "YOUT1");
2387 SetVolume(0, "SC01", true);
2388 SetVolume(1, "SC02", true);
2391 //______________________________________________________________________________
2392 void AliMUONSt1GeometryBuilderV2::SetTransformations()
2394 /// Define the transformations for the station2 chambers.
2396 Double_t zpos1 = - AliMUONConstants::DefaultChamberZ(0);
2397 SetTranslation(0, TGeoTranslation(0., 0., zpos1));
2399 Double_t zpos2 = - AliMUONConstants::DefaultChamberZ(1);
2400 SetTranslation(1, TGeoTranslation(0., 0., zpos2));
2403 //______________________________________________________________________________
2404 void AliMUONSt1GeometryBuilderV2::SetSensitiveVolumes()
2406 /// Define the sensitive volumes for station2 chambers.
2408 GetGeometry(0)->SetSensitiveVolume("SA1G");
2409 GetGeometry(1)->SetSensitiveVolume("SA2G");