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 "AliMpContainers.h"
37 #include "AliMpConstants.h"
39 #include "AliMpSectorSegmentation.h"
40 #include "AliMpSector.h"
42 #include "AliMpVRowSegment.h"
43 #include "AliMpMotifMap.h"
44 #include "AliMpMotifPosition.h"
45 #include "AliMpPlaneType.h"
53 #include <TGeoMatrix.h>
54 #include <TClonesArray.h>
55 #include <Riostream.h>
57 #include <TVirtualMC.h>
58 #include <TGeoManager.h>
59 #include <TGeoVolume.h>
62 #include <TGeoCompositeShape.h>
73 ClassImp(AliMUONSt1GeometryBuilderV2)
76 // Thickness Constants
77 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzPadPlane=0.0148/2.; //Pad plane
78 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzFoam = 2.503/2.; //Foam of mechanicalplane
79 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzFR4 = 0.062/2.; //FR4 of mechanical plane
80 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzSnPb = 0.0091/2.; //Pad/Kapton connection (66 pt)
81 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzKapton = 0.0122/2.; //Kapton
82 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzBergPlastic = 0.3062/2.;//Berg connector
83 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzBergCopper = 0.1882/2.; //Berg connector
84 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzDaughter = 0.0156/2.; //Daughter board
85 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHzGas = 0.42/2.; //Gas thickness
87 // Quadrant Mother volume - TUBS1 - Middle layer of model
88 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherIR1 = 18.3;
89 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherOR1 = 105.673;
90 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherThick1 = 6.5/2;
91 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiL1 = 0.;
92 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiU1 = 90.;
94 // Quadrant Mother volume - TUBS2 - near and far layers of model
95 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherIR2 = 20.7;
96 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherOR2 = 100.073;
97 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherThick2 = 3.0/2;
98 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiL2 = 0.;
99 const GReal_t AliMUONSt1GeometryBuilderV2::fgkMotherPhiU2 = 90.;
101 // Sensitive copper pads, foam layer, PCB and electronics model parameters
102 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxHole=1.5/2.;
103 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyHole=6./2.;
104 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxBergPlastic=0.74/2.;
105 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyBergPlastic=5.09/2.;
106 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxBergCopper=0.25/2.;
107 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyBergCopper=3.6/2.;
108 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxKapton=0.8/2.;
109 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyKapton=5.7/2.;
110 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHxDaughter=2.3/2.;
111 const GReal_t AliMUONSt1GeometryBuilderV2::fgkHyDaughter=6.3/2.;
112 const GReal_t AliMUONSt1GeometryBuilderV2::fgkOffsetX=1.46;
113 const GReal_t AliMUONSt1GeometryBuilderV2::fgkOffsetY=0.71;
114 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaFilleEtamX=1.00;
115 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaFilleEtamY=0.051;
117 const GReal_t AliMUONSt1GeometryBuilderV2::fgkDeltaQuadLHC=2.6; // LHC Origin wrt Quadrant Origin
118 const GReal_t AliMUONSt1GeometryBuilderV2::fgkFrameOffset=5.2;
119 // Fix (1) of overlap SQN* layers with SQM* ones (was 5.0)
121 // Pad planes offsets
122 const GReal_t AliMUONSt1GeometryBuilderV2::fgkPadXOffsetBP = 0.50 - 0.63/2; // = 0.185
123 const GReal_t AliMUONSt1GeometryBuilderV2::fgkPadYOffsetBP = -0.31 - 0.42/2; // =-0.52
125 const char* AliMUONSt1GeometryBuilderV2::fgkHoleName="SCHL";
126 const char* AliMUONSt1GeometryBuilderV2::fgkDaughterName="SCDB";
127 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantEnvelopeName="SE";
128 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantMLayerName="SQM";
129 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantNLayerName="SQN";
130 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantFLayerName="SQF";
131 const char* AliMUONSt1GeometryBuilderV2::fgkQuadrantMFLayerName="SQMF";
132 const Int_t AliMUONSt1GeometryBuilderV2::fgkFoamBoxNameOffset=200;
133 const Int_t AliMUONSt1GeometryBuilderV2::fgkFR4BoxNameOffset=400;
134 const Int_t AliMUONSt1GeometryBuilderV2::fgkDaughterCopyNoOffset=1000;
136 //______________________________________________________________________________
137 AliMUONSt1GeometryBuilderV2::AliMUONSt1GeometryBuilderV2(AliMUON* muon)
138 : AliMUONVGeometryBuilder(0, 2),
141 /// Standard constructor
144 //______________________________________________________________________________
145 AliMUONSt1GeometryBuilderV2::AliMUONSt1GeometryBuilderV2()
146 : AliMUONVGeometryBuilder(),
149 /// Default Constructor
152 //______________________________________________________________________________
153 AliMUONSt1GeometryBuilderV2::~AliMUONSt1GeometryBuilderV2()
163 //______________________________________________________________________________
165 AliMUONSt1GeometryBuilderV2::QuadrantEnvelopeName(Int_t chamber, Int_t quadrant) const
167 /// Generate unique envelope name from chamber Id and quadrant number
169 return Form("%s%d", Form("%s%d",fgkQuadrantEnvelopeName,chamber), quadrant);
172 //______________________________________________________________________________
173 void AliMUONSt1GeometryBuilderV2::CreateHole()
175 /// Create all the elements found inside a foam hole
177 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
178 Int_t idAir = idtmed[1100]; // medium 1
179 //Int_t idCopper = idtmed[1109]; // medium 10 = copper
180 Int_t idCopper = idtmed[1121]; // medium 22 = copper
183 GReal_t posX,posY,posZ;
188 gMC->Gsvolu(fgkHoleName,"BOX",idAir,par,3);
190 par[0] = fgkHxKapton;
191 par[1] = fgkHyKapton;
193 gMC->Gsvolu("SNPB", "BOX", idCopper, par, 3);
196 posZ = -fgkHzFoam+fgkHzSnPb;
197 gMC->Gspos("SNPB",1,fgkHoleName, posX, posY, posZ, 0,"ONLY");
200 par[1] = fgkHyBergPlastic;
201 par[2] = fgkHzKapton;
202 gMC->Gsvolu("SKPT", "BOX", idCopper, par, 3);
206 gMC->Gspos("SKPT",1,fgkHoleName, posX, posY, posZ, 0,"ONLY");
209 //______________________________________________________________________________
210 void AliMUONSt1GeometryBuilderV2::CreateDaughterBoard()
212 /// Create all the elements in a daughter board
214 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
215 Int_t idAir = idtmed[1100]; // medium 1
216 //Int_t idCopper = idtmed[1109]; // medium 10 = copper
217 //Int_t idPlastic =idtmed[1116]; // medium 17 = Plastic
218 Int_t idCopper = idtmed[1121]; // medium 22 = copper
219 Int_t idPlastic =idtmed[1127]; // medium 28 = Plastic
222 GReal_t posX,posY,posZ;
224 par[0]=fgkHxDaughter;
225 par[1]=fgkHyDaughter;
226 par[2]=TotalHzDaughter();
227 gMC->Gsvolu(fgkDaughterName,"BOX",idAir,par,3);
229 par[0]=fgkHxBergPlastic;
230 par[1]=fgkHyBergPlastic;
231 par[2]=fgkHzBergPlastic;
232 gMC->Gsvolu("SBGP","BOX",idPlastic,par,3);
235 posZ = -TotalHzDaughter() + fgkHzBergPlastic;
236 gMC->Gspos("SBGP",1,fgkDaughterName,posX,posY,posZ,0,"ONLY");
238 par[0]=fgkHxBergCopper;
239 par[1]=fgkHyBergCopper;
240 par[2]=fgkHzBergCopper;
241 gMC->Gsvolu("SBGC","BOX",idCopper,par,3);
245 gMC->Gspos("SBGC",1,"SBGP",posX,posY,posZ,0,"ONLY");
247 par[0]=fgkHxDaughter;
248 par[1]=fgkHyDaughter;
249 par[2]=fgkHzDaughter;
250 gMC->Gsvolu("SDGH","BOX",idCopper,par,3);
253 posZ = -TotalHzDaughter() + 2.*fgkHzBergPlastic + fgkHzDaughter;
254 gMC->Gspos("SDGH",1,fgkDaughterName,posX,posY,posZ,0,"ONLY");
257 //______________________________________________________________________________
258 void AliMUONSt1GeometryBuilderV2::CreateInnerLayers()
260 /// Create the layer of sensitive volumes with gas
261 /// and the copper layer.
262 /// The shape of the sensitive area is defined as an extruded
263 /// solid substracted with tube (to get inner circular shape).
265 TGeoMedium* kMedArCO2 = gGeoManager->GetMedium("MUON_ARG_CO2");
266 TGeoMedium* kMedCopper = gGeoManager->GetMedium("MUON_COPPER_II");
269 Double_t rmax = fgkMotherIR1;
270 Double_t hz = fgkHzPadPlane + fgkHzGas;
271 new TGeoTube("cutTube",rmin, rmax, hz);
273 Double_t maxXY = 89.0;
274 Double_t xy1 = 77.33;
275 Double_t xy2 = 48.77;
276 Double_t dxy1 = maxXY - xy1;
280 Double_t vx[6] = { 0.0, 0.0, xy2, maxXY, maxXY, dxy1 };
281 Double_t vy[6] = { dxy1, maxXY, maxXY, xy2, 0.0, 0.0 };
283 TGeoXtru* xtruS1 = new TGeoXtru(nz);
284 xtruS1->SetName("xtruS1");
285 xtruS1->DefinePolygon(nv, vx, vy);
286 xtruS1->DefineSection(0, -fgkHzGas, 0.0, 0.0, 1.0);
287 xtruS1->DefineSection(1, fgkHzGas, 0.0, 0.0, 1.0);
288 TGeoCompositeShape* layerS1 = new TGeoCompositeShape("layerS1", "xtruS1-cutTube");
289 new TGeoVolume("SA1G", layerS1, kMedArCO2 );
291 TGeoXtru* xtruS2 = new TGeoXtru(nz);
292 xtruS2->SetName("xtruS2");
293 xtruS2->DefinePolygon(nv, vx, vy);
294 xtruS2->DefineSection(0, -fgkHzGas, 0.0, 0.0, 1.0);
295 xtruS2->DefineSection(1, fgkHzGas, 0.0, 0.0, 1.0);
296 TGeoCompositeShape* layerS2 = new TGeoCompositeShape("layerS2", "xtruS2-cutTube");
297 new TGeoVolume("SA2G", layerS2, kMedArCO2 );
299 TGeoXtru* xtruS3 = new TGeoXtru(nz);
300 xtruS3->SetName("xtruS3");
301 xtruS3->DefinePolygon(nv, vx, vy);
302 xtruS3->DefineSection(0, -fgkHzPadPlane, 0.0, 0.0, 1.0);
303 xtruS3->DefineSection(1, fgkHzPadPlane, 0.0, 0.0, 1.0);
304 TGeoCompositeShape* layerS3 = new TGeoCompositeShape("layerS3", "xtruS3-cutTube");
305 new TGeoVolume("SA1C", layerS3, kMedCopper );
309 //______________________________________________________________________________
310 void AliMUONSt1GeometryBuilderV2::CreateSpacer0()
312 /// The spacer volumes are defined according to the input prepared by Nicole Willis
313 /// without any modifications
315 /// No. Type Material Center (mm) Dimensions (mm) (half lengths)
316 /// 5 BOX EPOXY 408.2 430.4 522.41 5.75 1.5 25.5
317 /// 5P BOX EPOXY 408.2 445.4 522.41 5.75 1.5 25.5
318 /// 6 BOX EPOXY 408.2 437.9 519.76 5.75 15.0 1.0
319 /// 6P BOX EPOXY 408.2 437.9 525.06 5.75 15.0 1.0
320 /// 7 CYL INOX 408.2 437.9 522.41 r=3.0 hz=20.63
324 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
325 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
326 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
332 gMC->Gsvolu("Spacer05","BOX",idFrameEpoxy,par,3);
337 gMC->Gsvolu("Spacer06","BOX",idFrameEpoxy,par,3);
342 gMC->Gsvolu("Spacer07","TUBE",idInox,par,3);
346 //______________________________________________________________________________
347 void AliMUONSt1GeometryBuilderV2::CreateSpacer()
349 /// The spacer volumes are defined according to the input prepared by Nicole Willis
350 /// with modifications needed to fit into existing geometry.
352 /// No. Type Material Center (mm) Dimensions (mm) (half lengths)
353 /// 5 BOX EPOXY 408.2 430.4 522.41 5.75 1.5 25.5
354 /// 5P BOX EPOXY 408.2 445.4 522.41 5.75 1.5 25.5
355 /// 6 BOX EPOXY 408.2 437.9 519.76 5.75 15.0 1.0
356 /// 6P BOX EPOXY 408.2 437.9 525.06 5.75 15.0 1.0
357 /// 7 CYL INOX 408.2 437.9 522.41 r=3.0 hz=20.63
359 /// To fit in existing volumes the volumes 5 and 7 are represented by 2 volumes
360 /// with half size in z (5A, &A); the dimensions of the volume 5A were also modified
361 /// to avoid overlaps (x made smaller, y larger to abotain the identical volume)
364 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
365 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
366 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
372 //gMC->Gsvolu("Spacer5","BOX",idFrameEpoxy,par,3);
378 gMC->Gsvolu("Spacer5A","BOX",idFrameEpoxy,par,3);
383 gMC->Gsvolu("Spacer6","BOX",idFrameEpoxy,par,3);
388 //gMC->Gsvolu("Spacer7","TUBE",idInox,par,3);
393 gMC->Gsvolu("Spacer7A","TUBE",idInox,par,3);
396 //______________________________________________________________________________
397 void AliMUONSt1GeometryBuilderV2::CreateQuadrant(Int_t chamber)
399 /// Create the quadrant (bending and non-bending planes)
400 /// for the given chamber
402 // CreateQuadrantLayersAsVolumes(chamber);
403 CreateQuadrantLayersAsAssemblies(chamber);
405 CreateFrame(chamber);
408 specialMap.Add(76, (Long_t) new AliMUONSt1SpecialMotif(TVector2( 0.1, 0.72), 90.));
409 specialMap.Add(75, (Long_t) new AliMUONSt1SpecialMotif(TVector2( 0.7, 0.36)));
410 specialMap.Add(47, (Long_t) new AliMUONSt1SpecialMotif(TVector2(1.01, 0.36)));
412 // Load mapping from OCDB
413 if ( ! AliMpSegmentation::Instance() ) {
414 AliFatal("Mapping has to be loaded first !");
417 const AliMpSectorSegmentation* kSegmentation1
418 = dynamic_cast<const AliMpSectorSegmentation*>(
419 AliMpSegmentation::Instance()
420 ->GetMpSegmentation(100, AliMpDEManager::GetCathod(100, AliMp::kBendingPlane)));
421 if ( ! kSegmentation1 ) {
422 AliFatal("Could not access sector segmentation !");
425 const AliMpSector* kSector1 = kSegmentation1->GetSector();
427 //Bool_t reflectZ = true;
428 Bool_t reflectZ = false;
429 //TVector3 where = TVector3(2.5+0.1+0.56+0.001, 2.5+0.1+0.001, 0.);
430 TVector3 where = TVector3(fgkDeltaQuadLHC + fgkPadXOffsetBP,
431 fgkDeltaQuadLHC + fgkPadYOffsetBP, 0.);
432 PlaceSector(kSector1, specialMap, where, reflectZ, chamber);
434 Int_t nb = AliMpConstants::ManuMask(AliMp::kNonBendingPlane);
435 TExMapIter it(&specialMap);
438 while ( it.Next(key,value) == kTRUE ) {
439 delete reinterpret_cast<AliMUONSt1SpecialMotif*>(value);
442 specialMap.Add(76 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(1.01,0.51),90.));
443 specialMap.Add(75 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(2.20,-0.08)));
444 specialMap.Add(47 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(2.40,-1.11)));
445 specialMap.Add(20 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.2 ,-0.08)));
446 specialMap.Add(46 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.92 , 0.17)));
447 specialMap.Add(74 | nb,(Long_t) new AliMUONSt1SpecialMotif(TVector2(0.405, -0.10)));
448 // Fix (7) - overlap of SQ42 with MCHL (after moving the whole sector
449 // in the true position)
451 const AliMpSectorSegmentation* kSegmentation2
452 = dynamic_cast<const AliMpSectorSegmentation*>(
453 AliMpSegmentation::Instance()
454 ->GetMpSegmentation(100, AliMpDEManager::GetCathod(100, AliMp::kNonBendingPlane)));
455 if ( ! kSegmentation2 ) {
456 AliFatal("Could not access sector segmentation !");
459 const AliMpSector* kSector2 = kSegmentation2->GetSector();
463 TVector2 offset = kSector2->Position();
464 where = TVector3(where.X()+offset.X(), where.Y()+offset.Y(), 0.);
465 // Add the half-pad shift of the non-bending plane wrt bending plane
466 // (The shift is defined in the mapping as sector offset)
467 // Fix (4) - was TVector3(where.X()+0.63/2, ... - now it is -0.63/2
468 PlaceSector(kSector2, specialMap, where, reflectZ, chamber);
471 while ( it.Next(key,value) == kTRUE ) {
472 delete reinterpret_cast<AliMUONSt1SpecialMotif*>(value);
477 //______________________________________________________________________________
478 void AliMUONSt1GeometryBuilderV2::CreateFoamBox(
480 const TVector2& dimensions)
482 /// Create all the elements in the copper plane
484 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
485 Int_t idAir = idtmed[1100]; // medium 1
486 //Int_t idFoam = idtmed[1115]; // medium 16 = Foam
487 //Int_t idFR4 = idtmed[1114]; // medium 15 = FR4
488 Int_t idFoam = idtmed[1125]; // medium 26 = Foam
489 Int_t idFR4 = idtmed[1122]; // medium 23 = FR4
493 par[0] = dimensions.X();
494 par[1] = dimensions.Y();
495 par[2] = TotalHzPlane();
496 gMC->Gsvolu(PlaneSegmentName(segNumber).Data(),"BOX",idAir,par,3);
499 par[0] = dimensions.X();
500 par[1] = dimensions.Y();
502 gMC->Gsvolu(FoamBoxName(segNumber).Data(),"BOX",idFoam,par,3);
503 GReal_t posX,posY,posZ;
506 posZ = -TotalHzPlane() + fgkHzFoam;
507 gMC->Gspos(FoamBoxName(segNumber).Data(),1,
508 PlaneSegmentName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
510 // mechanical plane FR4 layer
511 par[0] = dimensions.X();
512 par[1] = dimensions.Y();
514 gMC->Gsvolu(FR4BoxName(segNumber).Data(),"BOX",idFR4,par,3);
517 posZ = -TotalHzPlane()+ 2.*fgkHzFoam + fgkHzFR4;
518 gMC->Gspos(FR4BoxName(segNumber).Data(),1,
519 PlaneSegmentName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
522 //______________________________________________________________________________
523 void AliMUONSt1GeometryBuilderV2::CreatePlaneSegment(Int_t segNumber,
524 const TVector2& dimensions,
527 /// Create a segment of a plane (this includes a foam layer,
528 /// holes in the foam to feed the kaptons through, kapton connectors
529 /// and the mother board.)
531 CreateFoamBox(segNumber,dimensions);
533 // Place spacer in the concrete plane segments:
534 // S225 (in S025), S267 (in S067) in chamber1 and S309 (in S109). S351(in S151)
536 // The segments were found as those which caused overlaps when we placed
537 // the spacer in global coordinates via PlaceSpacer0
539 // <posXYZ X_Y_Z=" 12.6000; 0.75000; 0.0000"> <volume name="Spacer5A"/>
540 // <posXYZ X_Y_Z=" 12.6000; -0.75000; 0.0000"> <volume name="Spacer5A"/>
541 // <posXYZ X_Y_Z=" 12.6000; 0.0000; 1.1515"> <volume name="Spacer6"/>
542 // <posXYZ X_Y_Z=" 12.6000; 0.0000; 0.0000"> <volume name="Spacer7A"/>
544 if ( FoamBoxName(segNumber) == "S225" ||
545 FoamBoxName(segNumber) == "S267" ||
546 FoamBoxName(segNumber) == "S309" ||
547 FoamBoxName(segNumber) == "S351" )
552 if ( FoamBoxName(segNumber) == "S267" ||
553 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
554 gMC->Gspos("Spacer5A", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
557 if ( FoamBoxName(segNumber) == "S267" ||
558 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
559 gMC->Gspos("Spacer5A", 2, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
563 if ( FoamBoxName(segNumber) == "S267" ||
564 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
565 gMC->Gspos("Spacer6", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
569 if ( FoamBoxName(segNumber) == "S267" ||
570 FoamBoxName(segNumber) == "S351" ) posY += fgkPadYOffsetBP;
571 gMC->Gspos("Spacer7A", 1, FoamBoxName(segNumber).Data(), posX, posY, posZ,0, "ONLY");
574 for (Int_t holeNum=0;holeNum<nofHoles;holeNum++) {
575 GReal_t posX = ((2.*holeNum+1.)/nofHoles-1.)*dimensions.X();
579 gMC->Gspos(fgkHoleName,holeNum+1,
580 FoamBoxName(segNumber).Data(),posX,posY,posZ,0,"ONLY");
584 //______________________________________________________________________________
585 void AliMUONSt1GeometryBuilderV2::CreateQuadrantLayersAsVolumes(Int_t chamber)
587 /// Create the three main layers as real volumes.
588 /// Not used anymore.
591 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
592 Int_t idAir = idtmed[1100]; // medium 1
595 Float_t posX,posY,posZ;
597 // Quadrant volume TUBS1, positioned at the end
598 par[0] = fgkMotherIR1;
599 par[1] = fgkMotherOR1;
600 par[2] = fgkMotherThick1;
601 par[3] = fgkMotherPhiL1;
602 par[4] = fgkMotherPhiU1;
603 gMC->Gsvolu(QuadrantMLayerName(chamber),"TUBS",idAir,par,5);
604 // gMC->Gsvolu(QuadrantMFLayerName(chamber),"TUBS",idAir,par,5);
606 // Replace the volume shape with a composite shape
607 // with substracted overlap with beam shield (YMOT)
609 if ( gMC->IsRootGeometrySupported() ) {
613 = gGeoManager->FindVolumeFast(QuadrantMLayerName(chamber));
616 << "Quadrant volume " << QuadrantMLayerName(chamber) << " not found"
620 TGeoShape* quadrant = mlayer->GetShape();
621 quadrant->SetName("quadrant");
623 // Beam shield recess
626 par[2] = fgkMotherThick1;
627 new TGeoTube("shield_tube", par[0], par[1], par[2]);
633 TGeoTranslation* displacement
634 = new TGeoTranslation("TR", posX, posY, posZ);
635 displacement->RegisterYourself();
639 = new TGeoCompositeShape("composite", "quadrant-shield_tube:TR");
641 // Reset shape to volume
642 mlayer->SetShape(composite);
646 = gGeoManager->FindVolumeFast(QuadrantMFLayerName(chamber));
649 << "Quadrant volume " << QuadrantMFLayerName(chamber) << " not found"
653 TGeoShape* quadrant = malayer->GetShape();
654 quadrant->SetName("quadrant");
656 // Beam shield recess
659 par[2] = fgkMotherThick1;
660 new TGeoTube("shield_tube", par[0], par[1], par[2]);
666 TGeoTranslation* displacement
667 = new TGeoTranslation("TR", posX, posY, posZ);
668 displacement->RegisterYourself();
672 = new TGeoCompositeShape("composite", "quadrant-shield_tube:TR");
674 // Reset shape to volume
675 malayer->SetShape(composite);
679 // Quadrant volume TUBS2, positioned at the end
680 par[0] = fgkMotherIR2;
681 par[1] = fgkMotherOR2;
682 par[2] = fgkMotherThick2;
683 par[3] = fgkMotherPhiL2;
684 par[4] = fgkMotherPhiU2;
686 gMC->Gsvolu(QuadrantNLayerName(chamber),"TUBS",idAir,par,5);
687 gMC->Gsvolu(QuadrantFLayerName(chamber),"TUBS",idAir,par,5);
690 //______________________________________________________________________________
691 void AliMUONSt1GeometryBuilderV2::CreateQuadrantLayersAsAssemblies(Int_t chamber)
693 /// Create the three main layers as assemblies
695 gGeoManager->MakeVolumeAssembly(QuadrantMLayerName(chamber).Data());
696 gGeoManager->MakeVolumeAssembly(QuadrantMFLayerName(chamber).Data());
697 gGeoManager->MakeVolumeAssembly(QuadrantNLayerName(chamber).Data());
698 gGeoManager->MakeVolumeAssembly(QuadrantFLayerName(chamber).Data());
701 //______________________________________________________________________________
702 void AliMUONSt1GeometryBuilderV2::CreateFrame(Int_t chamber)
704 /// Create the non-sensitive elements of the frame for the \a chamber
706 /// Model and notation: \n
708 /// The Quadrant volume name starts with SQ \n
709 /// The volume segments are numbered 00 to XX \n
714 /// OutEdgeFrame / | \n
715 /// (SQ17-24) / | InVFrame (SQ00-01) \n
718 /// OutVFrame | _- - \n
719 /// (SQ25-39) | | InArcFrame (SQ42-45) \n
722 /// InHFrame (SQ40-41) \n
725 /// 06 February 2003 - Overlapping volumes resolved. \n
726 /// One quarter chamber is comprised of three TUBS volumes: SQMx, SQNx, and SQFx,
727 /// where SQMx is the Quadrant Middle layer for chamber \a chamber ( posZ in [-3.25,3.25]),
728 /// SQNx is the Quadrant Near side layer for chamber \a chamber ( posZ in [-6.25,3-.25) ), and
729 /// SQFx is the Quadrant Far side layer for chamber \a chamber ( posZ in (3.25,6.25] ).
731 // TString quadrantMLayerName = QuadrantMLayerName(chamber);
733 TString quadrantMLayerName = QuadrantMFLayerName(chamber);
734 TString quadrantNLayerName = QuadrantNLayerName(chamber);
735 TString quadrantFLayerName = QuadrantFLayerName(chamber);
737 const Float_t kNearFarLHC=2.4; // Near and Far TUBS Origin wrt LHC Origin
740 Int_t* idtmed = fMUON->GetIdtmed()->GetArray()-1099;
742 //Int_t idAir = idtmed[1100]; // medium 1
743 //Int_t idFrameEpoxy = idtmed[1115]; // medium 16 = Frame Epoxy ME730
744 //Int_t idInox = idtmed[1116]; // medium 17 Stainless Steel (18%Cr,9%Ni,Fe)
745 //Int_t idFR4 = idtmed[1110]; // medium 11 FR4
746 //Int_t idCopper = idtmed[1109]; // medium 10 Copper
747 //Int_t idAlu = idtmed[1103]; // medium 4 Aluminium
748 Int_t idFrameEpoxy = idtmed[1123]; // medium 24 = Frame Epoxy ME730 // was 20 not 16
749 Int_t idInox = idtmed[1128]; // medium 29 Stainless Steel (18%Cr,9%Ni,Fe) // was 21 not 17
750 Int_t idFR4 = idtmed[1122]; // medium 23 FR4 // was 15 not 11
751 Int_t idCopper = idtmed[1121]; // medium 22 Copper
752 Int_t idAlu = idtmed[1120]; // medium 21 Aluminium
755 TGeoMedium* kMedEpoxy = gGeoManager->GetMedium("MUON_FrameCH$");
756 TGeoMedium* kMedInox = gGeoManager->GetMedium("MUON_Kapton");
757 TGeoMedium* kMedAlu = gGeoManager->GetMedium("MUON_ALU_II$");
761 Int_t rot1, rot2, rot3, rot4;
764 fMUON->AliMatrix(rot1, 90., 90., 90., 180., 0., 0.); // +90 deg in x-y plane
765 fMUON->AliMatrix(rot2, 90., 45., 90., 135., 0., 0.); // +45 deg in x-y plane
766 fMUON->AliMatrix(rot3, 90., 45., 90., 315.,180., 0.); // +45 deg in x-y + rotation 180° around y
767 fMUON->AliMatrix(rot4, 90., 315., 90., 45., 0., 0.); // -45 deg in x-y plane
769 // ___________________Volume thicknesses________________________
771 const Float_t kHzFrameThickness = 1.59/2.; //equivalent thickness
772 const Float_t kHzOuterFrameEpoxy = 1.19/2.; //equivalent thickness
773 const Float_t kHzOuterFrameInox = 0.1/2.; //equivalent thickness
774 const Float_t kHzFoam = 2.083/2.; //evaluated elsewhere
775 // CHECK with fgkHzFoam
777 // Pertaining to the top outer area
778 const Float_t kHzTopAnodeSteel1 = 0.185/2.; //equivalent thickness
779 const Float_t kHzTopAnodeSteel2 = 0.51/2.; //equivalent thickness
780 const Float_t kHzAnodeFR4 = 0.08/2.; //equivalent thickness
781 const Float_t kHzTopEarthFaceCu = 0.364/2.; //equivalent thickness
782 const Float_t kHzTopEarthProfileCu = 1.1/2.; //equivalent thickness
783 const Float_t kHzTopPositionerSteel = 1.45/2.; //should really be 2.125/2.;
784 const Float_t kHzTopGasSupportAl = 0.85/2.; //equivalent thickness
786 // Pertaining to the vertical outer area
787 const Float_t kHzVerticalCradleAl = 0.8/2.; //equivalent thickness
788 const Float_t kHzLateralSightAl = 0.975/2.; //equivalent thickness
789 const Float_t kHzLateralPosnInoxFace = 2.125/2.;//equivalent thickness
790 const Float_t kHzLatPosInoxProfM = 6.4/2.; //equivalent thickness
791 const Float_t kHzLatPosInoxProfNF = 1.45/2.; //equivalent thickness
792 const Float_t kHzLateralPosnAl = 0.5/2.; //equivalent thickness
793 const Float_t kHzVertEarthFaceCu = 0.367/2.; //equivalent thickness
794 const Float_t kHzVertBarSteel = 0.198/2.; //equivalent thickness
795 const Float_t kHzVertEarthProfCu = 1.1/2.; //equivalent thickness
797 //_______________Parameter definitions in sequence _________
799 // InVFrame parameters
800 const Float_t kHxInVFrame = 1.85/2.;
801 const Float_t kHyInVFrame = 73.95/2.;
802 const Float_t kHzInVFrame = kHzFrameThickness;
804 //Flat 7.5mm vertical section
805 const Float_t kHxV1mm = 0.75/2.;
806 const Float_t kHyV1mm = 1.85/2.;
807 const Float_t kHzV1mm = kHzFrameThickness;
809 // OuterTopFrame Structure
812 // The frame is composed of a cuboid and two trapezoids
813 // (TopFrameAnode, TopFrameAnodeA, TopFrameAnodeB).
814 // Each shape is composed of two layers (Epoxy and Inox) and
815 // takes the frame's inner anode circuitry into account in the material budget.
818 // The overhanging anode part is composed froma cuboid and two trapezoids
819 // (TopAnode, TopAnode1, and TopAnode2). These surfaces neglect implanted
820 // resistors, but accounts for the major Cu, Pb/Sn, and FR4 material
822 // The stainless steel anode supports have been included.
824 // EARTHING (TopEarthFace, TopEarthProfile)
825 // Al GAS SUPPORT (TopGasSupport)
827 // ALIGNMENT (TopPositioner) - Alignment system, three sights per quarter
828 // chamber. This sight is forseen for the alignment of the horizontal level
829 // (parallel to the OY axis of LHC). Its position will be evaluated relative
830 // to a system of sights places on the cradles;
834 //TopFrameAnode parameters - cuboid, 2 layers
835 const Float_t kHxTFA = 34.1433/2.;
836 const Float_t kHyTFA = 7.75/2.;
837 const Float_t kHzTFAE = kHzOuterFrameEpoxy; // layer 1 thickness
838 const Float_t kHzTFAI = kHzOuterFrameInox; // layer 3 thickness
840 // TopFrameAnode parameters - 2 trapezoids, 2 layers
841 // (redefined with TGeoXtru shape)
842 const Float_t kH1FAA = 8.7/2.;
843 const Float_t kTl1FAB = 4.35/2.;
844 const Float_t kTl1FAA = 7.75/2.;
846 // TopAnode parameters - cuboid (part 1 of 3 parts)
847 const Float_t kHxTA1 = 16.2/2.;
848 const Float_t kHyTA1 = 3.5/2.;
849 const Float_t kHzTA11 = kHzTopAnodeSteel1; // layer 1
850 const Float_t kHzTA12 = kHzAnodeFR4; // layer 2
852 // TopAnode parameters - trapezoid 1 (part 2 of 3 parts)
853 const Float_t kHzTA21 = kHzTopAnodeSteel2; // layer 1
854 const Float_t kHzTA22 = kHzAnodeFR4; // layer 2
855 const Float_t kTetTA2 = 0.;
856 const Float_t kPhiTA2= 0.;
857 const Float_t kH1TA2 = 7.268/2.;
858 const Float_t kBl1TA2 = 2.03/2.;
859 const Float_t kTl1TA2 = 3.5/2.;
860 const Float_t kAlp1TA2 = 5.78;
861 const Float_t kH2TA2 = 7.268/2.;
862 const Float_t kBl2TA2 = 2.03/2.;
863 const Float_t kTl2TA2 = 3.5/2.;
864 const Float_t kAlp2TA2 = 5.78;
866 // TopAnode parameters - trapezoid 2 (part 3 of 3 parts)
867 const Float_t kHzTA3 = kHzAnodeFR4; // layer 1
868 const Float_t kTetTA3 = 0.;
869 const Float_t kPhiTA3 = 0.;
870 const Float_t kH1TA3 = 7.268/2.;
871 const Float_t kBl1TA3 = 0.;
872 const Float_t kTl1TA3 = 2.03/2.;
873 const Float_t kAlp1TA3 = 7.95;
874 const Float_t kH2TA3 = 7.268/2.;
875 const Float_t kBl2TA3 = 0.;
876 const Float_t kTl2TA3 = 2.03/2.;
877 const Float_t kAlp2TA3 = 7.95;
879 // TopEarthFace parameters - single trapezoid
880 const Float_t kHzTEF = kHzTopEarthFaceCu;
881 const Float_t kTetTEF = 0.;
882 const Float_t kPhiTEF = 0.;
883 const Float_t kH1TEF = 1.200/2.;
884 const Float_t kBl1TEF = 21.323/2.;
885 const Float_t kTl1TEF = 17.963/2.;
886 const Float_t kAlp1TEF = -54.46;
887 const Float_t kH2TEF = 1.200/2.;
888 const Float_t kBl2TEF = 21.323/2.;
889 const Float_t kTl2TEF = 17.963/2.;
890 const Float_t kAlp2TEF = -54.46;
892 // TopEarthProfile parameters - single trapezoid
893 const Float_t kHzTEP = kHzTopEarthProfileCu;
894 const Float_t kTetTEP = 0.;
895 const Float_t kPhiTEP = 0.;
896 const Float_t kH1TEP = 0.40/2.;
897 const Float_t kBl1TEP = 31.766/2.;
898 const Float_t kTl1TEP = 30.535/2.;
899 const Float_t kAlp1TEP = -56.98;
900 const Float_t kH2TEP = 0.40/2.;
901 const Float_t kBl2TEP = 31.766/2.;
902 const Float_t kTl2TEP = 30.535/2.;
903 const Float_t kAlp2TEP = -56.98;
905 // TopPositioner parameters - single Stainless Steel trapezoid
906 const Float_t kHzTP = kHzTopPositionerSteel;
907 const Float_t kTetTP = 0.;
908 const Float_t kPhiTP = 0.;
909 const Float_t kH1TP = 3.00/2.;
910 const Float_t kBl1TP = 7.023/2.;
911 const Float_t kTl1TP = 7.314/2.;
912 const Float_t kAlp1TP = 2.78;
913 const Float_t kH2TP = 3.00/2.;
914 const Float_t kBl2TP = 7.023/2.;
915 const Float_t kTl2TP = 7.314/2.;
916 const Float_t kAlp2TP = 2.78;
918 // TopGasSupport parameters - single cuboid
919 const Float_t kHxTGS = 8.50/2.;
920 const Float_t kHyTGS = 3.00/2.;
921 const Float_t kHzTGS = kHzTopGasSupportAl;
923 // OutEdgeFrame parameters - 4 trapezoidal sections, 2 layers of material
924 // (redefined with TGeoXtru shape)
926 const Float_t kH1OETF = 7.196/2.; // common to all 4 trapezoids
927 const Float_t kTl1OETF1 = 3.996/2.; // Trapezoid 1
928 const Float_t kTl1OETF2 = 3.75/2; // Trapezoid 2
929 const Float_t kTl1OETF3 = 3.01/2.; // Trapezoid 3
930 const Float_t kTl1OETF4 = 1.77/2.; // Trapezoid 4
933 // Frame Structure (OutVFrame):
935 // OutVFrame and corner (OutVFrame cuboid, OutVFrame trapezoid)
936 // EARTHING (VertEarthFaceCu,VertEarthSteel,VertEarthProfCu),
937 // DETECTOR POSITIONNING (SuppLateralPositionner, LateralPositionner),
938 // CRADLE (VertCradle), and
939 // ALIGNMENT (LateralSightSupport, LateralSight)
943 // OutVFrame parameters - cuboid
944 const Float_t kHxOutVFrame = 1.85/2.;
945 const Float_t kHyOutVFrame = 46.23/2.;
946 const Float_t kHzOutVFrame = kHzFrameThickness;
948 // OutVFrame corner parameters - trapezoid
949 const Float_t kHzOCTF = kHzFrameThickness;
950 const Float_t kTetOCTF = 0.;
951 const Float_t kPhiOCTF = 0.;
952 const Float_t kH1OCTF = 1.85/2.;
953 const Float_t kBl1OCTF = 0.;
954 const Float_t kTl1OCTF = 3.66/2.;
955 const Float_t kAlp1OCTF = 44.67;
956 const Float_t kH2OCTF = 1.85/2.;
957 const Float_t kBl2OCTF = 0.;
958 const Float_t kTl2OCTF = 3.66/2.;
959 const Float_t kAlp2OCTF = 44.67;
961 // VertEarthFaceCu parameters - single trapezoid
962 const Float_t kHzVFC = kHzVertEarthFaceCu;
963 const Float_t kTetVFC = 0.;
964 const Float_t kPhiVFC = 0.;
965 const Float_t kH1VFC = 1.200/2.;
966 const Float_t kBl1VFC = 46.11/2.;
967 const Float_t kTl1VFC = 48.236/2.;
968 const Float_t kAlp1VFC = 41.54;
969 const Float_t kH2VFC = 1.200/2.;
970 const Float_t kBl2VFC = 46.11/2.;
971 const Float_t kTl2VFC = 48.236/2.;
972 const Float_t kAlp2VFC = 41.54;
974 // VertEarthSteel parameters - single trapezoid
975 const Float_t kHzVES = kHzVertBarSteel;
976 const Float_t kTetVES = 0.;
977 const Float_t kPhiVES = 0.;
978 const Float_t kH1VES = 1.200/2.;
979 const Float_t kBl1VES = 30.486/2.;
980 const Float_t kTl1VES = 32.777/2.;
981 const Float_t kAlp1VES = 43.67;
982 const Float_t kH2VES = 1.200/2.;
983 const Float_t kBl2VES = 30.486/2.;
984 const Float_t kTl2VES = 32.777/2.;
985 const Float_t kAlp2VES = 43.67;
987 // VertEarthProfCu parameters - single trapezoid
988 const Float_t kHzVPC = kHzVertEarthProfCu;
989 const Float_t kTetVPC = 0.;
990 const Float_t kPhiVPC = 0.;
991 const Float_t kH1VPC = 0.400/2.;
992 const Float_t kBl1VPC = 29.287/2.;
993 const Float_t kTl1VPC = 30.091/2.;
994 const Float_t kAlp1VPC = 45.14;
995 const Float_t kH2VPC = 0.400/2.;
996 const Float_t kBl2VPC = 29.287/2.;
997 const Float_t kTl2VPC = 30.091/2.;
998 const Float_t kAlp2VPC = 45.14;
1000 // SuppLateralPositionner - single cuboid
1001 const Float_t kHxSLP = 2.80/2.;
1002 const Float_t kHySLP = 5.00/2.;
1003 const Float_t kHzSLP = kHzLateralPosnAl;
1005 // LateralPositionner - squared off U bend, face view
1006 const Float_t kHxLPF = 5.2/2.;
1007 const Float_t kHyLPF = 3.0/2.;
1008 const Float_t kHzLPF = kHzLateralPosnInoxFace;
1010 // LateralPositionner - squared off U bend, profile view
1011 const Float_t kHxLPP = 0.425/2.;
1012 const Float_t kHyLPP = 3.0/2.;
1013 const Float_t kHzLPP = kHzLatPosInoxProfM; // middle layer
1014 const Float_t kHzLPNF = kHzLatPosInoxProfNF; // near and far layers
1016 // VertCradle, 3 layers (copies), each composed of 4 trapezoids
1017 // (redefined with TGeoXtru shape)
1019 const Float_t kH1VC1 = 10.25/2.; // all cradles
1020 const Float_t kBl1VC1 = 3.70/2.; // VertCradleA
1021 const Float_t kBl1VC2 = 6.266/2.; // VertCradleB
1022 const Float_t kBl1VC3 = 7.75/2.; // VertCradleC
1025 const Float_t kHzVC4 = kHzVerticalCradleAl;
1026 const Float_t kTetVC4 = 0.;
1027 const Float_t kPhiVC4 = 0.;
1028 const Float_t kH1VC4 = 10.27/2.;
1029 const Float_t kBl1VC4 = 8.273/2.;
1030 const Float_t kTl1VC4 = 7.75/2.;
1031 const Float_t kAlp1VC4 = -1.46;
1032 const Float_t kH2VC4 = 10.27/2.;
1033 const Float_t kBl2VC4 = 8.273/2.;
1034 const Float_t kTl2VC4 = 7.75/2.;
1035 const Float_t kAlp2VC4 = -1.46;
1037 // LateralSightSupport - single trapezoid
1038 const Float_t kHzVSS = kHzLateralSightAl;
1039 const Float_t kTetVSS = 0.;
1040 const Float_t kPhiVSS = 0.;
1041 const Float_t kH1VSS = 5.00/2.;
1042 const Float_t kBl1VSS = 7.747/2;
1043 const Float_t kTl1VSS = 7.188/2.;
1044 const Float_t kAlp1VSS = -3.20;
1045 const Float_t kH2VSS = 5.00/2.;
1046 const Float_t kBl2VSS = 7.747/2.;
1047 const Float_t kTl2VSS = 7.188/2.;
1048 const Float_t kAlp2VSS = -3.20;
1050 // LateralSight (reference point) - 3 per quadrant, only 1 programmed for now
1051 const Float_t kVSInRad = 0.6;
1052 const Float_t kVSOutRad = 1.3;
1053 const Float_t kVSLen = kHzFrameThickness;
1057 // InHFrame parameters
1058 const Float_t kHxInHFrame = 75.8/2.;
1059 const Float_t kHyInHFrame = 1.85/2.;
1060 const Float_t kHzInHFrame = kHzFrameThickness;
1062 //Flat 7.5mm horizontal section
1063 const Float_t kHxH1mm = 1.85/2.;
1064 const Float_t kHyH1mm = 0.75/2.;
1065 const Float_t kHzH1mm = kHzFrameThickness;
1069 // InArcFrame parameters
1070 const Float_t kIAF = 15.70;
1071 const Float_t kOAF = 17.55;
1072 const Float_t kHzAF = kHzFrameThickness;
1073 const Float_t kAFphi1 = 0.0;
1074 const Float_t kAFphi2 = 90.0;
1078 // ScrewsInFrame parameters HEAD
1079 const Float_t kSCRUHMI = 0.;
1080 const Float_t kSCRUHMA = 0.690/2.;
1081 const Float_t kSCRUHLE = 0.4/2.;
1082 // ScrewsInFrame parameters MIDDLE
1083 const Float_t kSCRUMMI = 0.;
1084 const Float_t kSCRUMMA = 0.39/2.;
1085 const Float_t kSCRUMLE = kHzFrameThickness;
1086 // ScrewsInFrame parameters NUT
1087 const Float_t kSCRUNMI = 0.;
1088 const Float_t kSCRUNMA = 0.78/2.;
1089 const Float_t kSCRUNLE = 0.8/2.;
1091 // ___________________Make volumes________________________
1094 Float_t posX,posY,posZ;
1098 par[0] = kHxInVFrame;
1099 par[1] = kHyInVFrame;
1100 par[2] = kHzInVFrame;
1101 gMC->Gsvolu("SQ00","BOX",idFrameEpoxy,par,3);
1103 //Flat 1mm vertical section
1107 gMC->Gsvolu("SQ01","BOX",idFrameEpoxy,par,3);
1111 // - 3 components (a cuboid and 2 trapezes) and 2 layers (Epoxy/Inox)
1115 // TopFrameAnode - layer 1 of 2
1119 gMC->Gsvolu("SQ02","BOX",idFrameEpoxy,par,3);
1121 // TopFrameAnode - layer 2 of 2
1123 gMC->Gsvolu("SQ03","BOX",idInox,par,3);
1126 // Common declarations for TGeoXtru parameters
1127 Double_t dx, dx0, dx1, dx2, dx3;
1128 Double_t dy, dy1, dy2, dy3, dy4;
1134 // SQ04to06 and SQ05to07
1142 vx[0] = 0.0; vy[0] = 0.0;
1143 vx[1] = 0.0; vy[1] = dy1;
1144 vx[2] = dx; vy[2] = dy2;
1145 vx[3] = 2*dx; vy[3] = 0.0;
1146 vx[4] = dx; vy[4] = 0.0;
1148 // Shift center in the middle
1149 for ( Int_t i=0; i<nv; i++ ) {
1154 TGeoXtru* xtruS5 = new TGeoXtru(nz);
1155 xtruS5->DefinePolygon(nv, vx, vy);
1156 xtruS5->DefineSection(0, -kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1157 xtruS5->DefineSection(1, kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1158 new TGeoVolume("SQ04toSQ06", xtruS5, kMedEpoxy);
1160 TGeoXtru* xtruS6 = new TGeoXtru(nz);
1161 xtruS6->DefinePolygon(nv, vx, vy);
1162 xtruS6->DefineSection(0, -kHzOuterFrameInox, 0.0, 0.0, 1.0);
1163 xtruS6->DefineSection(1, kHzOuterFrameInox, 0.0, 0.0, 1.0);
1164 new TGeoVolume("SQ05toSQ07", xtruS6, kMedInox);
1167 // TopAnode1 - layer 1 of 2
1171 gMC->Gsvolu("SQ08","BOX",idInox,par,3);
1173 // TopAnode1 - layer 2 of 2
1175 gMC->Gsvolu("SQ09","BOX",idFR4,par,11);
1177 // TopAnode2 - layer 1 of 2
1189 gMC->Gsvolu("SQ10","TRAP",idInox,par,11);
1191 // TopAnode2 - layer 2 of 2
1193 gMC->Gsvolu("SQ11","TRAP",idFR4,par,11);
1195 // TopAnode3 - layer 1 of 1
1207 gMC->Gsvolu("SQ12","TRAP",idFR4,par,11);
1221 gMC->Gsvolu("SQ13","TRAP",idCopper,par,11);
1235 gMC->Gsvolu("SQ14","TRAP",idCopper,par,11);
1241 gMC->Gsvolu("SQ15","BOX",idAlu,par,3);
1243 // TopPositioner parameters - single Stainless Steel trapezoid
1255 gMC->Gsvolu("SQ16","TRAP",idInox,par,11);
1258 // OutEdgeTrapFrame Epoxy = (4 trapezes)*2 copies*2 layers (Epoxy/Inox)
1259 // (redefined with TGeoXtru shape )
1270 vx[0] = -4*dx; vy[0] = 0.0;
1271 vx[1] = -3*dx; vy[1] = dy1;
1272 vx[2] = -2*dx; vy[2] = dy2;
1273 vx[3] = -1*dx; vy[3] = dy3;
1274 vx[4] = 0.0; vy[4] = dy4;
1275 vx[5] = dx; vy[5] = dy3;
1276 vx[6] = 2*dx; vy[6] = dy2;
1277 vx[7] = 3*dx; vy[7] = dy1;
1278 vx[8] = 4*dx; vy[8] = 0.0;
1279 vx[9] = 3*dx; vy[9] = 0.0;
1280 vx[10] = 2*dx; vy[10] = 0.0;
1281 vx[11] = dx; vy[11] = 0.0;
1282 vx[12] = 0.0; vy[12] = 0.0;
1283 vx[13] = -1*dx; vy[13] = 0.0;
1284 vx[14] = -2*dx; vy[14] = 0.0;
1285 vx[15] = -3*dx; vy[15] = 0.0;
1287 // Shift center in the middle
1288 for ( Int_t i=0; i<nv; i++ ) vy[i] += dy4/2.0;
1290 TGeoXtru* xtruS1 = new TGeoXtru(nz);
1291 xtruS1->DefinePolygon(nv, vx, vy);
1292 xtruS1->DefineSection(0, -kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1293 xtruS1->DefineSection(1, kHzOuterFrameEpoxy, 0.0, 0.0, 1.0);
1294 new TGeoVolume("SQ17to23", xtruS1, kMedEpoxy );
1296 TGeoXtru* xtruS2 = new TGeoXtru(nz);
1297 xtruS2->DefinePolygon(nv, vx, vy);
1298 xtruS2->DefineSection(0, -kHzOuterFrameInox, 0.0, 0.0, 1.0);
1299 xtruS2->DefineSection(1, kHzOuterFrameInox, 0.0, 0.0, 1.0);
1300 new TGeoVolume("SQ18to24", xtruS2, kMedInox );
1303 // OutEdgeTrapFrame Epoxy = (4 trapezes)*2 copies*2 layers (Epoxy/Inox)
1306 par[0] = kHxOutVFrame;
1307 par[1] = kHyOutVFrame;
1308 par[2] = kHzOutVFrame;
1309 gMC->Gsvolu("SQ25","BOX",idFrameEpoxy,par,3);
1322 par[10] = kAlp2OCTF;
1323 gMC->Gsvolu("SQ26","TRAP",idFrameEpoxy,par,11);
1325 // EarthFaceCu trapezoid
1337 gMC->Gsvolu("SQ27","TRAP",idCopper,par,11);
1339 // VertEarthSteel trapezoid
1351 gMC->Gsvolu("SQ28","TRAP",idInox,par,11);
1353 // VertEarthProfCu trapezoid
1365 gMC->Gsvolu("SQ29","TRAP",idCopper,par,11);
1367 // SuppLateralPositionner cuboid
1371 gMC->Gsvolu("SQ30","BOX",idAlu,par,3);
1373 // LateralPositionerFace
1377 gMC->Gsvolu("SQ31","BOX",idInox,par,3);
1379 // LateralPositionerProfile
1383 gMC->Gsvolu("SQ32","BOX",idInox,par,3); // middle layer
1388 gMC->Gsvolu("SQ33","BOX",idInox,par,3); // near and far layers
1397 // (Trapezoids SQ34 to SQ36 or SQ37 redefined with TGeoXtru shape)
1401 vx[0] = 0.0; vy[0] = 0.0;
1402 vx[1] = 0.0; vy[1] = dy;
1403 vx[2] = 0.0; vy[2] = 2*dy;
1404 vx[3] = 0.0; vy[3] = 3*dy;
1405 vx[4] = dx3; vy[4] = 2*dy;
1406 vx[5] = dx2; vy[5] = dy;
1407 vx[6] = dx1; vy[6] = 0.0;
1409 // Shift center in the middle
1410 for ( Int_t i=0; i<nv; i++ ) {
1415 TGeoXtru* xtruS3 = new TGeoXtru(nz);
1416 xtruS3->DefinePolygon(nv, vx, vy);
1417 xtruS3->DefineSection(0, -kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1418 xtruS3->DefineSection(1, kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1419 new TGeoVolume("SQ34to36", xtruS3, kMedAlu);
1421 // Trapezoids SQ34 to SQ37;
1422 // (keeping the same coordinate system as for SQ34to36)
1426 vx[0] = 0.0; vy[0] =-1.0*dy;
1427 vx[1] = 0.0; vy[1] = 0.0;
1428 vx[2] = 0.0; vy[2] = dy;
1429 vx[3] = 0.0; vy[3] = 2*dy;
1430 vx[4] = 0.0; vy[4] = 3*dy;
1431 vx[5] = dx3; vy[5] = 2*dy;
1432 vx[6] = dx2; vy[6] = dy;
1433 vx[7] = dx1; vy[7] = 0.0;
1434 vx[8] = dx0; vy[8] =-1.0*dy;
1436 // Shift center in the middle (of SQ34to36!!)
1437 for ( Int_t i=0; i<nv; i++ ) {
1442 TGeoXtru* xtruS4 = new TGeoXtru(nz);
1443 xtruS4->DefinePolygon(nv, vx, vy);
1444 xtruS4->DefineSection(0, -kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1445 xtruS4->DefineSection(1, kHzVerticalCradleAl, 0.0, 0.0, 1.0);
1446 new TGeoVolume("SQ34to37", xtruS4, kMedAlu);
1448 // VertCradleD - 4th trapezoid
1460 gMC->Gsvolu("SQ37","TRAP",idAlu,par,11);
1462 // LateralSightSupport trapezoid
1474 gMC->Gsvolu("SQ38","TRAP",idAlu,par,11);
1480 gMC->Gsvolu("SQ39","TUBE",idFrameEpoxy,par,3);
1484 par[0] = kHxInHFrame;
1485 par[1] = kHyInHFrame;
1486 par[2] = kHzInHFrame;
1487 gMC->Gsvolu("SQ40","BOX",idFrameEpoxy,par,3);
1489 //Flat 7.5mm horizontal section
1493 gMC->Gsvolu("SQ41","BOX",idFrameEpoxy,par,3);
1502 gMC->Gsvolu("SQ42","TUBS",idFrameEpoxy,par,5);
1505 // ScrewsInFrame - 3 sections in order to avoid overlapping volumes
1506 // Screw Head, in air
1511 gMC->Gsvolu("SQ43","TUBE",idInox,par,3);
1513 // Middle part, in the Epoxy
1517 gMC->Gsvolu("SQ44","TUBE",idInox,par,3);
1519 // Screw nut, in air
1523 gMC->Gsvolu("SQ45","TUBE",idInox,par,3);
1526 // __________________Place volumes in the quadrant ____________
1530 posY = 2.0*kHyInHFrame+2.*kHyH1mm+kIAF+kHyInVFrame;
1532 gMC->Gspos("SQ00",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1534 // keep memory of the mid position. Used for placing screws
1535 const GReal_t kMidVposX = posX;
1536 const GReal_t kMidVposY = posY;
1537 const GReal_t kMidVposZ = posZ;
1539 //Flat 7.5mm vertical section
1540 posX = 2.0*kHxInVFrame+kHxV1mm;
1541 posY = 2.0*kHyInHFrame+2.*kHyH1mm+kIAF+kHyV1mm;
1543 gMC->Gspos("SQ01",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1545 // TopFrameAnode place 2 layers of TopFrameAnode cuboids
1547 posY = 2.*kHyInHFrame+2.*kHyH1mm+kIAF+2.*kHyInVFrame+kHyTFA;
1548 posZ = -kHzOuterFrameInox;
1549 gMC->Gspos("SQ02",1,quadrantMLayerName,posX, posY, posZ,0,"ONLY");
1550 posZ = kHzOuterFrameEpoxy;
1551 gMC->Gspos("SQ03",1,quadrantMLayerName,posX, posY, posZ,0,"ONLY");
1553 // TopFrameAnode - place 2 layers of 2 trapezoids
1555 posX += kHxTFA + 2.*kH1FAA;
1556 posZ = -kHzOuterFrameInox;
1557 gMC->Gspos("SQ04toSQ06",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1558 posZ = kHzOuterFrameEpoxy;
1559 gMC->Gspos("SQ05toSQ07",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1561 // TopAnode1 place 2 layers
1562 posX = 6.8+fgkDeltaQuadLHC;
1563 posY = 99.85+fgkDeltaQuadLHC;
1564 posZ = -1.*kHzAnodeFR4;
1565 gMC->Gspos("SQ08",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1566 posZ = kHzTopAnodeSteel1;
1567 gMC->Gspos("SQ09",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1569 // TopAnode2 place 2 layers
1570 posX = 18.534+fgkDeltaQuadLHC;
1571 posY = 99.482+fgkDeltaQuadLHC;
1572 posZ = -1.*kHzAnodeFR4;
1573 // shift up to solve overlap with SQ14
1575 gMC->Gspos("SQ10",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1576 posZ = kHzTopAnodeSteel2;
1577 gMC->Gspos("SQ11",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1579 // TopAnode3 place 1 layer
1580 posX = 25.804+fgkDeltaQuadLHC;
1581 posY = 98.61+fgkDeltaQuadLHC;
1583 gMC->Gspos("SQ12",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1585 // TopEarthFace - 2 copies
1586 posX = 23.122+fgkDeltaQuadLHC;
1587 posY = 96.90+fgkDeltaQuadLHC;
1588 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+kHzTopEarthFaceCu;
1589 gMC->Gspos("SQ13",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1591 gMC->Gspos("SQ13",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1594 posX = 14.475+fgkDeltaQuadLHC;
1595 posY = 97.900+fgkDeltaQuadLHC;
1596 posZ = kHzTopEarthProfileCu;
1597 gMC->Gspos("SQ14",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1599 gMC->Gspos("SQ14",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1601 // TopGasSupport - 2 copies
1602 posX = 4.9500+fgkDeltaQuadLHC;
1603 posY = 96.200+fgkDeltaQuadLHC;
1604 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+kHzTopGasSupportAl;
1605 gMC->Gspos("SQ15",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1607 gMC->Gspos("SQ15",2,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1609 // TopPositioner parameters - single Stainless Steel trapezoid - 2 copies
1610 posX = 7.60+fgkDeltaQuadLHC;
1611 posY = 98.98+fgkDeltaQuadLHC;
1612 posZ = kHzOuterFrameEpoxy+kHzOuterFrameInox+2.*kHzTopGasSupportAl+kHzTopPositionerSteel;
1613 gMC->Gspos("SQ16",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1615 gMC->Gspos("SQ16",2,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1619 posZ = -1.0*kHzOuterFrameInox;
1620 //Double_t xCenterAll = 70.6615;
1621 Double_t xCenterAll = 70.500;
1622 Double_t yCenterAll = 70.350;
1623 gMC->Gspos("SQ17to23",1,quadrantMLayerName, xCenterAll, yCenterAll, posZ, rot4,"ONLY");
1625 posZ = kHzOuterFrameEpoxy;
1626 gMC->Gspos("SQ18to24",1,quadrantMLayerName, xCenterAll, yCenterAll, posZ, rot4,"ONLY");
1631 posX = 2.*kHxInVFrame+kIAF+2.*kHxInHFrame-kHxOutVFrame+2.*kHxV1mm;
1632 posY = 2.*kHyInHFrame+kHyOutVFrame;
1634 gMC->Gspos("SQ25",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1636 // keep memory of the mid position. Used for placing screws
1637 const GReal_t kMidOVposX = posX;
1638 const GReal_t kMidOVposY = posY;
1639 const GReal_t kMidOVposZ = posZ;
1641 const Float_t kTOPY = posY+kHyOutVFrame;
1642 const Float_t kOUTX = posX;
1646 posY = kTOPY+((kBl1OCTF+kTl1OCTF)/2.);
1648 // shift to solve overlap with SQ17to23 and SQ18to24
1650 gMC->Gspos("SQ26",1,quadrantMLayerName,posX, posY, posZ, rot1,"ONLY");
1652 // VertEarthFaceCu - 2 copies
1653 posX = 89.4000+fgkDeltaQuadLHC;
1654 posY = 25.79+fgkDeltaQuadLHC;
1655 posZ = kHzFrameThickness+2.0*kHzFoam+kHzVertEarthFaceCu;
1656 gMC->Gspos("SQ27",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1658 gMC->Gspos("SQ27",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1660 // VertEarthSteel - 2 copies
1661 posX = 91.00+fgkDeltaQuadLHC;
1662 posY = 30.616+fgkDeltaQuadLHC;
1663 posZ = kHzFrameThickness+2.0*kHzFoam+kHzVertBarSteel;
1664 gMC->Gspos("SQ28",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1666 gMC->Gspos("SQ28",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1668 // VertEarthProfCu - 2 copies
1669 posX = 92.000+fgkDeltaQuadLHC;
1670 posY = 29.64+fgkDeltaQuadLHC;
1671 posZ = kHzFrameThickness;
1672 gMC->Gspos("SQ29",1,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1674 gMC->Gspos("SQ29",2,quadrantMLayerName,posX, posY, posZ, rot1, "ONLY");
1676 // SuppLateralPositionner - 2 copies
1677 posX = 90.2-kNearFarLHC;
1678 posY = 5.00-kNearFarLHC;
1679 posZ = kHzLateralPosnAl-fgkMotherThick2;
1680 gMC->Gspos("SQ30",1,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1682 gMC->Gspos("SQ30",2,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1684 // LateralPositionner - 2 copies - Face view
1685 posX = 92.175-kNearFarLHC-2.*kHxLPP;
1686 posY = 5.00-kNearFarLHC;
1687 posZ =2.0*kHzLateralPosnAl+kHzLateralPosnInoxFace-fgkMotherThick2;
1688 gMC->Gspos("SQ31",1,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1690 gMC->Gspos("SQ31",2,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1692 // LateralPositionner - Profile view
1693 posX = 92.175+fgkDeltaQuadLHC+kHxLPF-kHxLPP;
1694 posY = 5.00+fgkDeltaQuadLHC;
1696 gMC->Gspos("SQ32",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY"); // middle layer
1698 posX = 92.175-kNearFarLHC+kHxLPF-kHxLPP;
1699 posY = 5.0000-kNearFarLHC;
1700 posZ = fgkMotherThick2-kHzLPNF;
1701 gMC->Gspos("SQ33",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY"); // near layer
1703 gMC->Gspos("SQ33",2,quadrantFLayerName,posX, posY, posZ, 0, "ONLY"); // far layer
1706 // VertCradle - 3 (or 4 ) trapezoids redefined with TGeoXtru shape
1708 posX = 97.29+fgkDeltaQuadLHC;
1709 posY = 23.02+fgkDeltaQuadLHC;
1712 gMC->Gspos("SQ34to37",2,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1714 posX = 97.29-kNearFarLHC;
1715 posY = 23.02-kNearFarLHC;
1716 posZ = 2.0*kHzLateralSightAl+kHzVerticalCradleAl-fgkMotherThick2;
1718 gMC->Gspos("SQ34to36",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1721 gMC->Gspos("SQ34to36",3,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1724 // OutVertCradleD 4th Trapeze - 3 copies
1726 posX = 98.81+fgkDeltaQuadLHC;
1727 posY = 2.52+fgkDeltaQuadLHC;
1728 posZ = fgkMotherThick1-kHzVerticalCradleAl;
1729 gMC->Gspos("SQ37",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1731 gMC->Gspos("SQ37",3,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1733 // LateralSightSupport - 2 copies
1734 posX = 98.33-kNearFarLHC;
1735 posY = 10.00-kNearFarLHC;
1736 posZ = kHzLateralSightAl-fgkMotherThick2;
1737 // Fix (3) of extrusion SQ38 from SQN1, SQN2, SQF1, SQF2
1738 // (was posX = 98.53 ...)
1739 gMC->Gspos("SQ38",1,quadrantNLayerName,posX, posY, posZ, 0, "ONLY");
1741 gMC->Gspos("SQ38",2,quadrantFLayerName,posX, posY, posZ, 0, "ONLY");
1744 posX = 92.84+fgkDeltaQuadLHC;
1745 posY = 8.13+fgkDeltaQuadLHC;
1747 gMC->Gspos("SQ39",1,quadrantMLayerName,posX, posY, posZ, 0,"ONLY");
1752 posX = 2.0*kHxInVFrame+2.*kHxV1mm+kIAF+kHxInHFrame;
1755 gMC->Gspos("SQ40",1,quadrantMLayerName,posX, posY, posZ, 0, "ONLY");
1757 // keep memory of the mid position. Used for placing screws
1758 const GReal_t kMidHposX = posX;
1759 const GReal_t kMidHposY = posY;
1760 const GReal_t kMidHposZ = posZ;
1762 // Flat 7.5mm horizontal section
1763 posX = 2.0*kHxInVFrame+2.*kHxV1mm+kIAF+kHxH1mm;
1764 posY = 2.0*kHyInHFrame+kHyH1mm;
1766 gMC->Gspos("SQ41",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1769 posX = 2.0*kHxInVFrame+2.*kHxV1mm;
1770 posY = 2.0*kHyInHFrame+2.*kHyH1mm;
1772 gMC->Gspos("SQ42",1,quadrantMLayerName,posX, posY, posZ,0, "ONLY");
1774 // keep memory of the mid position. Used for placing screws
1775 const GReal_t kMidArcposX = posX;
1776 const GReal_t kMidArcposY = posY;
1777 const GReal_t kMidArcposZ = posZ;
1779 // ScrewsInFrame - in sensitive volume
1784 // Screws on IHEpoxyFrame
1786 const Int_t kNumberOfScrewsIH = 14; // no. of screws on the IHEpoxyFrame
1787 const Float_t kOffX = 5.; // inter-screw distance
1789 // first screw coordinates
1792 // other screw coordinates
1793 for (Int_t i = 1;i<kNumberOfScrewsIH;i++){
1794 scruX[i] = scruX[i-1]+kOffX;
1795 scruY[i] = scruY[0];
1797 // Position the volumes on the frames
1798 for (Int_t i = 0;i<kNumberOfScrewsIH;i++){
1799 posX = fgkDeltaQuadLHC + scruX[i];
1800 posY = fgkDeltaQuadLHC + scruY[i];
1802 gMC->Gspos("SQ43",i+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1804 gMC->Gspos("SQ44",i+1,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1805 gMC->Gspos("SQ45",i+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1807 // special screw coordinates
1810 posX = fgkDeltaQuadLHC + scruX[63];
1811 posY = fgkDeltaQuadLHC + scruY[63];
1813 gMC->Gspos("SQ43",64,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1815 gMC->Gspos("SQ44",64,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1816 gMC->Gspos("SQ45",64,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1818 // Screws on the IVEpoxyFrame
1820 const Int_t kNumberOfScrewsIV = 15; // no. of screws on the IVEpoxyFrame
1821 const Float_t kOffY = 5.; // inter-screw distance
1822 Int_t firstScrew = 58;
1823 Int_t lastScrew = 44;
1825 // first (special) screw coordinates
1826 scruX[firstScrew-1] = -2.23;
1827 scruY[firstScrew-1] = 16.3;
1828 // second (repetitive) screw coordinates
1829 scruX[firstScrew-2] = -2.23;
1830 scruY[firstScrew-2] = 21.07;
1831 // other screw coordinates
1832 for (Int_t i = firstScrew-3;i>lastScrew-2;i--){
1833 scruX[i] = scruX[firstScrew-2];
1834 scruY[i] = scruY[i+1]+kOffY;
1837 for (Int_t i = 0;i<kNumberOfScrewsIV;i++){
1838 posX = fgkDeltaQuadLHC + scruX[i+lastScrew-1];
1839 posY = fgkDeltaQuadLHC + scruY[i+lastScrew-1];
1841 gMC->Gspos("SQ43",i+lastScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1843 gMC->Gspos("SQ44",i+lastScrew,"SQ00",posX+0.1-kMidVposX, posY+0.1-kMidVposY, posZ-kMidVposZ, 0, "ONLY");
1844 gMC->Gspos("SQ45",i+lastScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1847 // Screws on the OVEpoxyFrame
1849 const Int_t kNumberOfScrewsOV = 10; // no. of screws on the OVEpoxyFrame
1854 // first (repetitive) screw coordinates
1855 // notes: 1st screw should be placed in volume 40 (InnerHorizFrame)
1856 scruX[firstScrew-1] = 90.9;
1857 scruY[firstScrew-1] = -2.23; // true value
1859 // other screw coordinates
1860 for (Int_t i = firstScrew; i<lastScrew; i++ ){
1861 scruX[i] = scruX[firstScrew-1];
1862 scruY[i] = scruY[i-1]+kOffY;
1864 for (Int_t i = 1;i<kNumberOfScrewsOV;i++){
1865 posX = fgkDeltaQuadLHC + scruX[i+firstScrew-1];
1866 posY = fgkDeltaQuadLHC + scruY[i+firstScrew-1];
1868 gMC->Gspos("SQ43",i+firstScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1871 gMC->Gspos("SQ44",i+firstScrew,"SQ25",posX+0.1-kMidOVposX, posY+0.1-kMidOVposY, posZ-kMidOVposZ, 0, "ONLY");
1872 gMC->Gspos("SQ45",i+firstScrew,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1874 // special case for 1st screw, inside the horizontal frame (volume 40)
1875 posX = fgkDeltaQuadLHC + scruX[firstScrew-1];
1876 posY = fgkDeltaQuadLHC + scruY[firstScrew-1];
1879 gMC->Gspos("SQ44",firstScrew,"SQ40",posX+0.1-kMidHposX, posY+0.1-kMidHposY, posZ-kMidHposZ, 0, "ONLY");
1881 // Inner Arc of Frame, screw positions and numbers-1
1882 scruX[62] = 16.009; scruY[62] = 1.401;
1883 scruX[61] = 14.564; scruY[61] = 6.791;
1884 scruX[60] = 11.363; scruY[60] = 11.363;
1885 scruX[59] = 6.791 ; scruY[59] = 14.564;
1886 scruX[58] = 1.401 ; scruY[58] = 16.009;
1888 for (Int_t i = 0;i<5;i++){
1889 posX = fgkDeltaQuadLHC + scruX[i+58];
1890 posY = fgkDeltaQuadLHC + scruY[i+58];
1892 gMC->Gspos("SQ43",i+58+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ-kHzInHFrame-kSCRUHLE, 0, "ONLY");
1894 gMC->Gspos("SQ44",i+58+1,"SQ42",posX+0.1-kMidArcposX, posY+0.1-kMidArcposY, posZ-kMidArcposZ, 0, "ONLY");
1895 gMC->Gspos("SQ45",i+58+1,quadrantMLayerName,posX+0.1, posY+0.1, posZ+kHzInHFrame+kSCRUNLE, 0, "ONLY");
1898 //______________________________________________________________________________
1899 void AliMUONSt1GeometryBuilderV2::PlaceInnerLayers(Int_t chamber)
1901 /// Place the gas and copper layers for the specified chamber.
1903 GReal_t x = fgkDeltaQuadLHC;
1904 GReal_t y = fgkDeltaQuadLHC;
1906 GReal_t zc = fgkHzGas + fgkHzPadPlane;
1907 Int_t dpos = (chamber-1)*2;
1909 TString name = GasVolumeName("SAG", chamber);
1910 gMC->Gspos(name,1,QuadrantMLayerName(chamber),x,y,zg,0,"ONLY");
1911 gMC->Gspos("SA1C", 1+dpos, QuadrantMLayerName(chamber),x,y, zc,0,"ONLY");
1912 gMC->Gspos("SA1C", 2+dpos, QuadrantMLayerName(chamber),x,y,-zc,0,"ONLY");
1915 //______________________________________________________________________________
1916 void AliMUONSt1GeometryBuilderV2::PlaceSpacer0(Int_t chamber)
1918 /// Place the spacer defined in global positions
1919 /// !! This method should be used only to find out the right mother volume
1920 /// for the spacer if geometry is changed and the plane segment volumes
1921 /// will change their numbering
1923 // Global position of mother volume for the QuadrantMLayer
1924 // SQM1: (-2.6, -2.6, -522.41)
1925 // SQM2: (-2.6, -2.6, -541.49)
1928 GReal_t mz = 522.41;
1934 AliDebugStream(2) << "spacer05 pos1: " << x << ", " << y << ", " << z << endl;
1935 gMC->Gspos("Spacer05", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1938 AliDebugStream(2) << "spacer05 pos2: " << x << ", " << y << ", " << z << endl;
1939 gMC->Gspos("Spacer05", 2, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1944 AliDebugStream(2) << "spacer06 pos1: " << x << ", " << y << ", " << z << endl;
1945 gMC->Gspos("Spacer06", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1948 AliDebugStream(2) << "spacer06 pos2: " << x << ", " << y << ", " << z << endl;
1949 gMC->Gspos("Spacer06", 2, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1954 AliDebugStream(2) << "spacer07 pos1: " << x << ", " << y << ", " << z << endl;
1955 gMC->Gspos("Spacer07", 1, QuadrantMLayerName(chamber), x, y, z, 0, "ONLY");
1958 //______________________________________________________________________________
1959 void AliMUONSt1GeometryBuilderV2::PlaceSector(const AliMpSector* sector,
1961 const TVector3& where, Bool_t reflectZ, Int_t chamber)
1963 /// Place all the segments in the mother volume, at the position defined
1964 /// by the sector's data. \n
1965 /// The lines with comments COMMENT OUT BEGIN/END indicates blocks
1966 /// which can be commented out in order to reduce the number of volumes
1967 /// in a sector to the plane segments corresponding to regular motifs only.
1969 static Int_t segNum=1;
1976 reflZ=0; // no reflection along z... nothing
1977 fMUON->AliMatrix(rotMat, 90.,90.,90,180.,0.,0.); // 90° rotation around z, NO reflection along z
1980 fMUON->AliMatrix(reflZ, 90.,0.,90,90.,180.,0.); // reflection along z
1981 fMUON->AliMatrix(rotMat, 90.,90.,90,180.,180.,0.); // 90° rotation around z AND reflection along z
1984 GReal_t posX,posY,posZ;
1987 vector<Int_t> alreadyDone;
1991 TArrayI alreadyDone(20);
1992 Int_t nofAlreadyDone = 0;
1995 for (Int_t irow=0;irow<sector->GetNofRows();irow++){ // for each row
1996 AliMpRow* row = sector->GetRow(irow);
1999 for (Int_t iseg=0;iseg<row->GetNofRowSegments();iseg++){ // for each row segment
2000 AliMpVRowSegment* seg = row->GetRowSegment(iseg);
2002 Long_t value = specialMap.GetValue(seg->GetMotifPositionId(0));
2004 if ( value == 0 ){ //if this is a normal segment (ie. not part of <specialMap>)
2006 // create the cathode part
2007 CreatePlaneSegment(segNum, seg->Dimensions(), seg->GetNofMotifs());
2009 posX = where.X() + seg->Position().X();
2010 posY = where.Y() + seg->Position().Y();
2011 posZ = where.Z() + sgn * (TotalHzPlane() + fgkHzGas + 2.*fgkHzPadPlane);
2012 gMC->Gspos(PlaneSegmentName(segNum).Data(), 1,
2013 QuadrantMLayerName(chamber), posX, posY, posZ, reflZ, "ONLY");
2015 // and place all the daughter boards of this segment
2017 // COMMENT OUT BEGIN
2018 for (Int_t motifNum=0;motifNum<seg->GetNofMotifs();motifNum++) {
2021 Int_t motifPosId = seg->GetMotifPositionId(motifNum);
2022 AliMpMotifPosition* motifPos =
2023 sector->GetMotifMap()->FindMotifPosition(motifPosId);
2024 Int_t copyNo = motifPosId;
2025 if ( sector->GetDirection() == AliMp::kX) copyNo += fgkDaughterCopyNoOffset;
2028 posX = where.X() + motifPos->Position().X() + fgkOffsetX;
2029 posY = where.Y() + motifPos->Position().Y() + fgkOffsetY;
2030 posZ = where.Z() + sgn * (fgkMotherThick1 - TotalHzDaughter());
2031 gMC->Gspos(fgkDaughterName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, reflZ, "ONLY");
2039 // COMMENT OUT BEGIN
2040 // if this is a special segment
2041 for (Int_t motifNum=0;motifNum<seg->GetNofMotifs();motifNum++) {// for each motif
2043 Int_t motifPosId = seg->GetMotifPositionId(motifNum);
2046 if (find(alreadyDone.begin(),alreadyDone.end(),motifPosId)
2047 != alreadyDone.end()) continue; // don't treat the same motif twice
2051 Bool_t isDone = false;
2053 while (i<nofAlreadyDone && !isDone) {
2054 if (alreadyDone.At(i) == motifPosId) isDone=true;
2057 if (isDone) continue; // don't treat the same motif twice
2060 AliMUONSt1SpecialMotif spMot = *((AliMUONSt1SpecialMotif*)specialMap.GetValue(motifPosId));
2061 AliDebugStream(2) << chamber << " processing special motif: " << motifPosId << endl;
2063 AliMpMotifPosition* motifPos = sector->GetMotifMap()->FindMotifPosition(motifPosId);
2066 Int_t copyNo = motifPosId;
2067 if ( sector->GetDirection() == AliMp::kX) copyNo += fgkDaughterCopyNoOffset;
2069 // place the hole for the motif, wrt the requested rotation angle
2070 Int_t rot = ( spMot.GetRotAngle()<0.1 ) ? reflZ:rotMat;
2072 posX = where.X() + motifPos->Position().X() + spMot.GetDelta().X();
2073 posY = where.Y() + motifPos->Position().Y() + spMot.GetDelta().Y();
2074 posZ = where.Z() + sgn * (TotalHzPlane() + fgkHzGas + 2.*fgkHzPadPlane);
2075 // Shift the hole for special motif 46 to avoid debording into S047
2076 if ( copyNo == 2070 ) {
2080 gMC->Gspos(fgkHoleName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, rot, "ONLY");
2082 // then place the daughter board for the motif, wrt the requested rotation angle
2083 posX = posX+fgkDeltaFilleEtamX;
2084 posY = posY+fgkDeltaFilleEtamY;
2085 // Do not shift the daughter board
2086 if ( copyNo == 2070 ) {
2090 posZ = where.Z() + sgn * (fgkMotherThick1 - TotalHzDaughter());
2091 gMC->Gspos(fgkDaughterName, copyNo, QuadrantMLayerName(chamber), posX, posY, posZ, rot, "ONLY");
2094 alreadyDone.push_back(motifPosId);// mark this motif as done
2097 if (nofAlreadyDone == alreadyDone.GetSize())
2098 alreadyDone.Set(2*nofAlreadyDone);
2099 alreadyDone.AddAt(motifPosId, nofAlreadyDone++);
2101 AliDebugStream(2) << chamber << " processed motifPosId: " << motifPosId << endl;
2105 }// end of special motif case
2111 //______________________________________________________________________________
2112 TString AliMUONSt1GeometryBuilderV2::GasVolumeName(const TString& name, Int_t chamber) const
2114 /// Insert the chamber number into the name.
2116 TString newString(name);
2121 newString.Insert(2, number);
2130 //______________________________________________________________________________
2131 void AliMUONSt1GeometryBuilderV2::CreateMaterials()
2133 /// Define materials specific to station 1
2135 // Materials and medias defined in MUONv1:
2137 // AliMaterial( 9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2138 // AliMaterial(10, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
2139 // AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500);
2140 // AliMixture( 19, "Bakelite$", abak, zbak, dbak, -3, wbak);
2141 // AliMixture( 20, "ArC4H10 GAS$", ag, zg, dg, 3, wg);
2142 // AliMixture( 21, "TRIG GAS$", atrig, ztrig, dtrig, -5, wtrig);
2143 // AliMixture( 22, "ArCO2 80%$", ag1, zg1, dg1, 3, wg1);
2144 // AliMixture( 23, "Ar-freon $", atr1, ztr1, dtr1, 4, wtr1);
2145 // AliMixture( 24, "ArCO2 GAS$", agas, zgas, dgas, 3, wgas);
2146 // AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.);
2147 // AliMixture( 32, "Vetronite$",aglass, zglass, dglass, 5, wglass);
2148 // AliMaterial(33, "Carbon$", 12.01, 6., 2.265, 18.8, 49.9);
2149 // AliMixture( 34, "Rohacell$", arohac, zrohac, drohac, -4, wrohac);
2151 // AliMedium( 1, "AIR_CH_US ", 15, 1, iSXFLD, ...
2152 // AliMedium( 4, "ALU_CH_US ", 9, 0, iSXFLD, ...
2153 // AliMedium( 5, "ALU_CH_US ", 10, 0, iSXFLD, ...
2154 // AliMedium( 6, "AR_CH_US ", 20, 1, iSXFLD, ...
2155 // AliMedium( 7, "GAS_CH_TRIGGER ", 21, 1, iSXFLD, ...
2156 // AliMedium( 8, "BAKE_CH_TRIGGER ", 19, 0, iSXFLD, ...
2157 // AliMedium( 9, "ARG_CO2 ", 22, 1, iSXFLD, ...
2158 // AliMedium(11, "PCB_COPPER ", 31, 0, iSXFLD, ...
2159 // AliMedium(12, "VETRONITE ", 32, 0, iSXFLD, ...
2160 // AliMedium(13, "CARBON ", 33, 0, iSXFLD, ...
2161 // AliMedium(14, "Rohacell ", 34, 0, iSXFLD, ...
2162 // AliMedium(24, "FrameCH$ ", 44, 1, iSXFLD, ...
2165 // --- Define materials for GEANT ---
2168 fMUON->AliMaterial(41, "Aluminium II$", 26.98, 13., 2.7, -8.9, 26.1);
2170 // from PDG and "The Particle Detector BriefBook", Bock and Vasilescu, P.18
2171 // ??? same but the last but one argument < 0
2173 // --- Define mixtures for GEANT ---
2176 // // Ar-CO2 gas II (80%+20%)
2177 // Float_t ag1[2] = { 39.95, 44.01};
2178 // Float_t zg1[2] = { 18., 22.};
2179 // Float_t wg1[2] = { .8, 0.2};
2180 // Float_t dg1 = .001821;
2181 // fMUON->AliMixture(45, "ArCO2 II 80%$", ag1, zg1, dg1, 2, wg1);
2183 // // use wg1 weighting factors (6th arg > 0)
2185 // Rohacell 51 II - imide methacrylique
2186 Float_t aRohacell51[4] = { 12.01, 1.01, 16.00, 14.01};
2187 Float_t zRohacell51[4] = { 6., 1., 8., 7.};
2188 Float_t wRohacell51[4] = { 9., 13., 2., 1.};
2189 Float_t dRohacell51 = 0.052;
2190 fMUON->AliMixture(46, "FOAM$",aRohacell51,zRohacell51,dRohacell51,-4,wRohacell51);
2192 // use relative A (molecular) values (6th arg < 0)
2194 Float_t aSnPb[2] = { 118.69, 207.19};
2195 Float_t zSnPb[2] = { 50, 82};
2196 Float_t wSnPb[2] = { 0.6, 0.4} ;
2197 Float_t dSnPb = 8.926;
2198 fMUON->AliMixture(47, "SnPb$", aSnPb,zSnPb,dSnPb,2,wSnPb);
2200 // use wSnPb weighting factors (6th arg > 0)
2202 // plastic definition from K5, Freiburg (found on web)
2203 Float_t aPlastic[2]={ 1.01, 12.01};
2204 Float_t zPlastic[2]={ 1, 6};
2205 Float_t wPlastic[2]={ 1, 1};
2206 Float_t denPlastic=1.107;
2207 fMUON->AliMixture(48, "Plastic$",aPlastic,zPlastic,denPlastic,-2,wPlastic);
2209 // use relative A (molecular) values (6th arg < 0)...no other info...
2211 // Not used, to be removed
2215 // Inox/Stainless Steel (18%Cr, 9%Ni)
2216 Float_t aInox[3] = {55.847, 51.9961, 58.6934};
2217 Float_t zInox[3] = {26., 24., 28.};
2218 Float_t wInox[3] = {0.73, 0.18, 0.09};
2219 Float_t denInox = 7.930;
2220 fMUON->AliMixture(50, "StainlessSteel$",aInox,zInox,denInox,3,wInox);
2222 // use wInox weighting factors (6th arg > 0)
2223 // from CERN note NUFACT Note023, Oct.2000
2225 // End - Not used, to be removed
2228 // --- Define the tracking medias for GEANT ---
2231 GReal_t epsil = .001; // Tracking precision,
2232 //GReal_t stemax = -1.; // Maximum displacement for multiple scat
2233 GReal_t tmaxfd = -20.; // Maximum angle due to field deflection
2234 //GReal_t deemax = -.3; // Maximum fractional energy loss, DLS
2235 GReal_t stmin = -.8;
2236 GReal_t maxStepAlu = fMUON->GetMaxStepAlu();
2237 GReal_t maxDestepAlu = fMUON->GetMaxDestepAlu();
2238 // GReal_t maxStepGas = fMUON->GetMaxStepGas();
2239 Int_t iSXFLD = gAlice->Field()->PrecInteg();
2240 Float_t sXMGMX = gAlice->Field()->Max();
2242 fMUON->AliMedium(21, "ALU_II$", 41, 0, iSXFLD, sXMGMX,
2243 tmaxfd, maxStepAlu, maxDestepAlu, epsil, stmin);
2245 // was med: 20 mat: 36
2246 // fMUON->AliMedium(25, "ARG_CO2_II", 45, 1, iSXFLD, sXMGMX,
2247 // tmaxfd, maxStepGas, maxDestepAlu, epsil, stmin);
2248 // // was med: 9 mat: 22
2249 fMUON->AliMedium(26, "FOAM_CH$", 46, 0, iSXFLD, sXMGMX,
2250 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
2251 // was med: 16 mat: 32
2252 fMUON->AliMedium(27, "SnPb$", 47, 0, iSXFLD, sXMGMX,
2253 10.0, 0.01, 1.0, 0.003, 0.003);
2254 // was med: 19 mat: 35
2255 fMUON->AliMedium(28, "Plastic$", 48, 0, iSXFLD, sXMGMX,
2256 10.0, 0.01, 1.0, 0.003, 0.003);
2257 // was med: 17 mat: 33
2259 // Not used, to be romoved
2262 fMUON->AliMedium(30, "InoxBolts$", 50, 1, iSXFLD, sXMGMX,
2263 10.0, 0.01, 1.0, 0.003, 0.003);
2264 // was med: 21 mat: 37
2266 // End - Not used, to be removed
2269 //______________________________________________________________________________
2270 void AliMUONSt1GeometryBuilderV2::CreateGeometry()
2272 /// Create the detailed GEANT geometry for the dimuon arm station1
2274 AliDebug(1,"Called");
2276 // Define chamber volumes as virtual
2279 // Create basic volumes
2282 CreateDaughterBoard();
2283 CreateInnerLayers();
2287 // Create reflexion matrices
2290 Int_t reflXZ, reflYZ, reflXY;
2291 fMUON->AliMatrix(reflXZ, 90., 180., 90., 90., 180., 0.);
2292 fMUON->AliMatrix(reflYZ, 90., 0., 90.,-90., 180., 0.);
2293 fMUON->AliMatrix(reflXY, 90., 180., 90., 270., 0., 0.);
2295 // Define transformations for each quadrant
2296 // In old coordinate system: In new coordinate system:
2299 // II. | I. I. | II.
2301 // _____ | ____ _____ | ____
2303 // III. | IV. IV. | III.
2308 rotm[0]=0; // quadrant I
2309 rotm[1]=reflXZ; // quadrant II
2310 rotm[2]=reflXY; // quadrant III
2311 rotm[3]=reflYZ; // quadrant IV
2313 TGeoRotation rotm[4];
2314 rotm[0] = TGeoRotation("identity");
2315 rotm[1] = TGeoRotation("reflXZ", 90., 180., 90., 90., 180., 0.);
2316 rotm[2] = TGeoRotation("reflXY", 90., 180., 90., 270., 0., 0.);
2317 rotm[3] = TGeoRotation("reflYZ", 90., 0., 90.,-90., 180., 0.);
2320 scale[0] = TVector3( 1, 1, -1); // quadrant I
2321 scale[1] = TVector3(-1, 1, 1); // quadrant II
2322 scale[2] = TVector3(-1, -1, -1); // quadrant III
2323 scale[3] = TVector3( 1, -1, 1); // quadrant IV
2326 detElemId[0] = 1; // quadrant I
2327 detElemId[1] = 0; // quadrant II
2328 detElemId[2] = 3; // quadrant III
2329 detElemId[3] = 2; // quadrant IV
2331 // Shift in Z of the middle layer
2332 Double_t deltaZ = 7.5/2.;
2334 // Position of quadrant I wrt to the chamber position
2335 // TVector3 pos0(-fgkDeltaQuadLHC, -fgkDeltaQuadLHC, deltaZ);
2337 // Shift for near/far layers
2338 GReal_t shiftXY = fgkFrameOffset;
2339 GReal_t shiftZ = fgkMotherThick1+fgkMotherThick2;
2341 // Build two chambers
2343 for (Int_t ich=1; ich<3; ich++) {
2344 //for (Int_t ich=1; ich<2; ich++) {
2346 // Create quadrant volume
2347 CreateQuadrant(ich);
2349 // Place gas volumes
2350 PlaceInnerLayers(ich);
2352 // Place the quadrant
2353 for (Int_t i=0; i<4; i++) {
2354 //for (Int_t i=1; i<2; i++) {
2356 GReal_t posx0, posy0, posz0;
2357 posx0 = fgkPadXOffsetBP * scale[i].X();
2358 posy0 = fgkPadYOffsetBP * scale[i].Y();;
2359 posz0 = deltaZ * scale[i].Z();
2361 ->AddEnvelope(QuadrantEnvelopeName(ich,i), detElemId[i] + ich*100, true,
2362 TGeoTranslation(posx0, posy0, posz0), rotm[i]);
2365 GReal_t posx, posy, posz;
2366 posx = -fgkDeltaQuadLHC - fgkPadXOffsetBP;
2367 posy = -fgkDeltaQuadLHC - fgkPadYOffsetBP;
2370 ->AddEnvelopeConstituent(QuadrantMLayerName(ich), QuadrantEnvelopeName(ich,i),
2371 i+1, TGeoTranslation(posx, posy, posz));
2373 ->AddEnvelopeConstituent(QuadrantMFLayerName(ich), QuadrantEnvelopeName(ich,i),
2374 i+5, TGeoTranslation(posx, posy, posz));
2377 GReal_t posx2 = posx + shiftXY;;
2378 GReal_t posy2 = posy + shiftXY;;
2379 GReal_t posz2 = posz - shiftZ;;
2380 //gMC->Gspos(QuadrantNLayerName(ich), i+1, "ALIC", posx2, posy2, posz2, rotm[i],"ONLY");
2382 ->AddEnvelopeConstituent(QuadrantNLayerName(ich), QuadrantEnvelopeName(ich,i),
2383 i+1, TGeoTranslation(posx2, posy2, posz2));
2385 posz2 = posz + shiftZ;
2386 //gMC->Gspos(QuadrantFLayerName(ich), i+1, "ALIC", posx2, posy2, posz2, rotm[i],"ONLY");
2388 ->AddEnvelopeConstituent(QuadrantFLayerName(ich), QuadrantEnvelopeName(ich,i),
2389 i+1, TGeoTranslation(posx2, posy2, posz2));
2391 // Place spacer in global coordinates in the first non rotated quadrant
2392 // if ( detElemId[i] == 0 ) PlaceSpacer0(ich);
2393 // !! This placement should be used only to find out the right mother volume
2394 // for the spacer if geometry is changed and the plane segment volumes
2395 // will change their numbering
2396 // The call to the method CreateSpacer0(); above haa to be uncommented, too
2401 //______________________________________________________________________________
2402 void AliMUONSt1GeometryBuilderV2::SetVolumes()
2404 /// Define the volumes for the station2 chambers.
2406 if (gAlice->GetModule("SHIL")) {
2407 SetMotherVolume(0, "YOUT1");
2408 SetMotherVolume(1, "YOUT1");
2411 SetVolume(0, "SC01", true);
2412 SetVolume(1, "SC02", true);
2415 //______________________________________________________________________________
2416 void AliMUONSt1GeometryBuilderV2::SetTransformations()
2418 /// Define the transformations for the station2 chambers.
2420 Double_t zpos1 = - AliMUONConstants::DefaultChamberZ(0);
2421 SetTranslation(0, TGeoTranslation(0., 0., zpos1));
2423 Double_t zpos2 = - AliMUONConstants::DefaultChamberZ(1);
2424 SetTranslation(1, TGeoTranslation(0., 0., zpos2));
2427 //______________________________________________________________________________
2428 void AliMUONSt1GeometryBuilderV2::SetSensitiveVolumes()
2430 /// Define the sensitive volumes for station2 chambers.
2432 GetGeometry(0)->SetSensitiveVolume("SA1G");
2433 GetGeometry(1)->SetSensitiveVolume("SA2G");