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 **************************************************************************/
19 /// \class AliMUONSlatGeometryBuilder
20 /// This Builder is designed according to the enveloppe methode. The basic idea is to be able to allow moves
21 /// of the slats on the support panels.
22 /// Those moves can be described with a simple set of parameters. The next step should be now to describe all
23 /// the slats and their places by a unique
24 /// class, which would make the SlatBuilder far more compact since now only three parameters can define a slat
25 /// and its position, like:
26 /// - Bool_t rounded_shape_slat
27 /// - Float_t slat_length
28 /// - Float_t slat_number or Float_t slat_position
29 /// Reference system is the one described in the note ALICE-INT-2003-038 v.2 EDMS Id 406391
31 /// \author Eric Dumonteil (dumontei@cea.fr)
33 #include "AliMUONSlatGeometryBuilder.h"
35 #include "AliMUONConstants.h"
36 #include "AliMUONGeometryModule.h"
37 #include "AliMUONGeometryEnvelopeStore.h"
38 #include "AliMUONConstants.h"
40 #include "AliMpDEManager.h"
45 #include <TVirtualMC.h>
47 #include <TGeoVolume.h>
48 #include <TGeoManager.h>
49 #include <TGeoMatrix.h>
50 #include <TGeoCompositeShape.h>
52 #include <Riostream.h>
55 ClassImp(AliMUONSlatGeometryBuilder)
58 //______________________________________________________________________________
59 AliMUONSlatGeometryBuilder::AliMUONSlatGeometryBuilder(AliMUON* muon)
60 : AliMUONVGeometryBuilder(4, 12),
63 /// Standard constructor
67 //______________________________________________________________________________
68 AliMUONSlatGeometryBuilder::AliMUONSlatGeometryBuilder()
69 : AliMUONVGeometryBuilder(),
72 /// Default constructor
75 //______________________________________________________________________________
76 AliMUONSlatGeometryBuilder::~AliMUONSlatGeometryBuilder()
85 //______________________________________________________________________________
86 void AliMUONSlatGeometryBuilder::CreateGeometry()
88 /// CreateGeometry is the method containing all the informations concerning Stations 345 geometry.
89 /// It includes description and placements of support panels and slats.
90 /// The code comes directly from what was written in AliMUONv1.cxx before, with modifications concerning
91 /// the use of Enveloppe method to place the Geant volumes.
92 /// Now, few changes would allow the creation of a Slat methode where slat could be described by few parameters,
93 /// and this builder would then be dedicated only to the
94 /// placements of the slats. Those modifications could shorten the Station 345 geometry by a non-negligeable factor...
96 Int_t *idtmed = fMUON->GetIdtmed()->GetArray()-1099;
101 // define the id of tracking media:
102 // Int_t idAir = idtmed[1100]; // medium 1
103 Int_t idGas = idtmed[1108]; // medium 9 = Ar-CO2 gas (80%+20%)
104 Int_t idCopper = idtmed[1110];
105 Int_t idG10 = idtmed[1111];
106 Int_t idCarbon = idtmed[1112];
107 Int_t idRoha = idtmed[1113];
108 Int_t idNomex = idtmed[1114]; // honey comb
109 Int_t idNoryl = idtmed[1115];
110 Int_t idNomexB = idtmed[1116]; // bulk material
112 // Getting mediums for pannel support geometry
113 TGeoMedium* kMedNomex = gGeoManager->GetMedium("MUON_Nomex");
114 TGeoMedium* kMedCarbon = gGeoManager->GetMedium("MUON_CARBON");
116 // sensitive area: 40*40 cm**2
117 const Float_t kSensLength = 40.;
118 const Float_t kSensHeight = 40.;
119 const Float_t kSensWidth = AliMUONConstants::Pitch()*2;// 0.5 cm, according to TDR fig 2.120
120 const Int_t kSensMaterial = idGas;
121 // const Float_t kYoverlap = 1.5;
123 // PCB dimensions in cm; width: 30 mum copper
124 const Float_t kPcbLength = kSensLength;
125 const Float_t kPcbHeight = 58.; // updated Ch. Finck
126 const Float_t kPcbWidth = 0.003;
127 const Int_t kPcbMaterial = idCopper;
129 // Insulating material: 220 mum G10 fiber glued to pcb
130 const Float_t kInsuLength = kPcbLength;
131 const Float_t kInsuHeight = kPcbHeight;
132 const Float_t kInsuWidth = 0.022; // updated Ch. Finck
133 const Int_t kInsuMaterial = idG10;
135 // Carbon fiber panels: 200mum carbon/epoxy skin
136 const Float_t kCarbonWidth = 0.020;
137 const Int_t kCarbonMaterial = idCarbon;
139 // Nomex (honey comb) between the two panel carbon skins
140 const Float_t kNomexLength = kSensLength;
141 const Float_t kNomexHeight = kSensHeight;
142 const Float_t kNomexWidth = 0.8; // updated Ch. Finck
143 const Int_t kNomexMaterial = idNomex;
145 // Bulk Nomex under panel sandwich Ch. Finck
146 const Float_t kNomexBWidth = 0.025;
147 const Int_t kNomexBMaterial = idNomexB;
149 // Panel sandwich 0.02 carbon*2 + 0.8 nomex
150 const Float_t kPanelLength = kSensLength;
151 const Float_t kPanelHeight = kSensHeight;
152 const Float_t kPanelWidth = 2 * kCarbonWidth + kNomexWidth;
154 // Frame along the rounded (spacers) slats
155 const Float_t kRframeHeight = 2.00;
157 // spacer around the slat: 2 sticks along length,2 along height
158 // H: the horizontal ones
159 const Float_t kHframeLength = kPcbLength;
160 const Float_t kHframeHeight = 1.95; // updated Ch. Finck
161 const Float_t kHframeWidth = kSensWidth;
162 const Int_t kHframeMaterial = idNoryl;
164 // V: the vertical ones; vertical spacers
165 const Float_t kVframeLength = 2.5;
166 const Float_t kVframeHeight = kSensHeight + kHframeHeight;
167 const Float_t kVframeWidth = kSensWidth;
168 const Int_t kVframeMaterial = idNoryl;
170 // B: the horizontal border filled with rohacell: ok Ch. Finck
171 const Float_t kBframeLength = kHframeLength;
172 const Float_t kBframeHeight = (kPcbHeight - kSensHeight)/2. - kHframeHeight;
173 const Float_t kBframeWidth = kHframeWidth;
174 const Int_t kBframeMaterial = idRoha;
176 // NULOC: 30 mum copper + 200 mum vetronite (same radiation length as 14mum copper) for electronics
177 const Float_t kNulocLength = 2.5;
178 const Float_t kNulocHeight = kBframeHeight;
179 const Float_t kNulocWidth = 0.0030 + 0.0014; // equivalent copper width of vetronite;
180 const Int_t kNulocMaterial = idCopper;
183 const Float_t kSlatHeight = kPcbHeight;
184 const Float_t kSlatWidth = kSensWidth + 2.*(kPcbWidth + kInsuWidth + kPanelWidth
185 + kNomexBWidth); //replaced rohacell with Nomex Ch. Finck
186 // const Int_t kSlatMaterial = idAir;
187 const Float_t kDslatLength = -1.25; // position of the slat respect to the beam plane (half vertical spacer) Ch. Finck
188 Float_t zSlat = AliMUONConstants::DzSlat();// implemented Ch. Finck
189 Float_t dzCh = AliMUONConstants::DzCh();
196 // the panel volume contains the nomex
197 Float_t panelpar[3] = { kPanelLength/2., kPanelHeight/2., kPanelWidth/2. };
198 Float_t nomexpar[3] = { kNomexLength/2., kNomexHeight/2., kNomexWidth/2. };
199 Float_t twidth = kPanelWidth + kNomexBWidth;
200 Float_t nomexbpar[3] = {kNomexLength/2., kNomexHeight/2.,twidth/2. };// bulk nomex
202 // insulating material contains PCB-> gas
203 twidth = 2*(kInsuWidth + kPcbWidth) + kSensWidth ;
204 Float_t insupar[3] = {kInsuLength/2., kInsuHeight/2., twidth/2. };
205 twidth -= 2 * kInsuWidth;
206 Float_t pcbpar[3] = {kPcbLength/2., kPcbHeight/2., twidth/2. };
207 Float_t senspar[3] = {kSensLength/2., kSensHeight/2., kSensWidth/2. };
208 Float_t theight = 2 * kHframeHeight + kSensHeight;
209 Float_t hFramepar[3] = {kHframeLength/2., theight/2., kHframeWidth/2.};
210 Float_t bFramepar[3] = {kBframeLength/2., kBframeHeight/2., kBframeWidth/2.};
211 Float_t vFramepar[3] = {kVframeLength/2., kVframeHeight/2., kVframeWidth/2.};
212 Float_t nulocpar[3] = {kNulocLength/2., kNulocHeight/2., kNulocWidth/2.};
215 Float_t xxmax = (kBframeLength - kNulocLength)/2.;
217 Int_t* fStations = new Int_t[5];
218 for (Int_t i=0; i<5; i++) fStations[i] = 1;
223 //********************************************************************
225 //********************************************************************
226 // Mother volume for each chamber in St3 is an envelop (or assembly)
227 // There is one assembly mother per half a chamber
228 // Mother volume for each chamber in St3 is an envelop (or assembly)
229 // There is one assembly mother per half a chamber called SC05I, SC05O, SC06I and SC06O
230 // volumes for slat geometry (xx=5,..,10 chamber id):
231 // Sxx0 Sxx1 Sxx2 Sxx3 --> Slat Mother volumes
232 // SxxG --> Sensitive volume (gas)
233 // SxxP --> PCB (copper)
234 // SxxI --> Insulator (G10)
235 // SxxC --> Carbon panel
236 // SxxN --> Nomex comb
237 // SxxX --> Nomex bulk
238 // SxxH, SxxV --> Horizontal and Vertical frames (Noryl)
239 // SB5x --> Volumes for the 35 cm long PCB
240 // slat dimensions: slat is a MOTHER volume!!! made of air
241 // Only for chamber 5: slat 1 has a PCB shorter by 5cm!
243 Float_t tlength = 35.;
244 Float_t panelpar2[3] = { tlength/2., panelpar[1], panelpar[2]};
245 Float_t nomexpar2[3] = { tlength/2., nomexpar[1], nomexpar[2]};
246 Float_t nomexbpar2[3] = { tlength/2., nomexbpar[1], nomexbpar[2]};
247 Float_t insupar2[3] = { tlength/2., insupar[1], insupar[2]};
248 Float_t pcbpar2[3] = { tlength/2., pcbpar[1], pcbpar[2]};
249 Float_t senspar2[3] = { tlength/2., senspar[1], senspar[2]};
250 Float_t hFramepar2[3] = { tlength/2., hFramepar[1], hFramepar[2]};
251 Float_t bFramepar2[3] = { tlength/2., bFramepar[1], bFramepar[2]};
253 Float_t pcbDLength3 = (kPcbLength - tlength);
255 const Int_t kNslats3 = 5; // number of slats per quadrant
256 const Int_t kNPCB3[kNslats3] = {4, 4, 4, 3, 2}; // n PCB per slat
257 const Float_t kXpos3[kNslats3] = {0., 0., 0., 0., 0.};//{31., 0., 0., 0., 0.};
258 const Float_t kYpos3[kNslats3] = {0, 37.8, 37.7, 37.3, 33.7};
259 Float_t slatLength3[kNslats3];
261 // create and position the slat (mother) volumes
269 for (i = 0; i < kNslats3; i++){
271 slatLength3[i] = kPcbLength * kNPCB3[i] + 2.* kVframeLength;
272 xSlat3 = slatLength3[i]/2. + kDslatLength + kXpos3[i];
275 spar[0] = slatLength3[i]/2.;
276 spar[1] = kSlatHeight/2.;
277 spar[2] = kSlatWidth/2.;
278 // take away 5 cm from the first slat in chamber 5
279 if (i == 0 || i == 1 || i == 2) { // 1 pcb is shortened by 5cm
280 spar2[0] = spar[0] - pcbDLength3/2.;
286 Float_t dzCh3 = dzCh;
287 Float_t zSlat3 = (i%2 ==0)? -zSlat : zSlat; // seems not that zSlat3 = zSlat4 & 5 refering to plan PQ7EN345-6 ?
289 sprintf(idSlatCh5,"LA%d",i+kNslats3-1);
290 //gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3);
291 detElemId = 509 - (i + kNslats3-1-4);
292 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
293 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(xSlat3, ySlat3, -zSlat3 + dzCh3),
294 TGeoRotation("rot1",90,angle,90,90+angle,0,0) );
296 sprintf(idSlatCh5,"LA%d",3*kNslats3-2+i);
297 //gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3);
298 detElemId = 500 + (i + kNslats3-1-4);
299 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
300 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(-xSlat3, ySlat3, zSlat3 - dzCh3),
301 TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) );
305 sprintf(idSlatCh5,"LA%d",kNslats3-1-i);
306 // gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3);
307 detElemId = 509 + (i + kNslats3-1-4);
308 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
309 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(xSlat3, -ySlat3, -zSlat3 + dzCh3),
310 TGeoRotation("rot3",90,angle,90,270+angle,180,0) );
313 sprintf(idSlatCh5,"LA%d",3*kNslats3-2-i);
314 // gMC->Gsvolu(idSlatCh5,"BOX",kSlatMaterial,spar2,3);
315 detElemId = 518 - (i + kNslats3-1-4);
316 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
317 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh5, detElemId, true, TGeoTranslation(-xSlat3, -ySlat3, zSlat3 - dzCh3),
318 TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) );
322 sprintf(idSlatCh6,"LB%d",kNslats3-1+i);
323 // gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3);
324 detElemId = 609 - (i + kNslats3-1-4);
325 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
326 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(xSlat3, ySlat3, -zSlat3 + dzCh3),
327 TGeoRotation("rot5",90,angle,90,90+angle,0,0) );
329 sprintf(idSlatCh6,"LB%d",3*kNslats3-2+i);
330 // gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3);
331 detElemId = 600 + (i + kNslats3-1-4);
332 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
333 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(-xSlat3, ySlat3, zSlat3 - dzCh3),
334 TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) );
338 sprintf(idSlatCh6,"LB%d",kNslats3-1-i);
339 //gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3);
340 detElemId = 609 + (i + kNslats3-1-4);
341 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
342 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(xSlat3, -ySlat3, -zSlat3 + dzCh3),
343 TGeoRotation("rot7",90,angle,90,270+angle,180,0) );
346 sprintf(idSlatCh6,"LB%d",3*kNslats3-2-i);
347 //gMC->Gsvolu(idSlatCh6,"BOX",kSlatMaterial,spar,3);
348 detElemId = 618 - (i + kNslats3-1-4);
349 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
350 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh6, detElemId, true, TGeoTranslation(-xSlat3, -ySlat3, zSlat3 - dzCh3),
351 TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) );
356 // create the panel volume
358 gMC->Gsvolu("S05C","BOX",kCarbonMaterial,panelpar,3);
359 gMC->Gsvolu("SB5C","BOX",kCarbonMaterial,panelpar2,3);
360 gMC->Gsvolu("S06C","BOX",kCarbonMaterial,panelpar,3);
362 // create the nomex volume (honey comb)
364 gMC->Gsvolu("S05N","BOX",kNomexMaterial,nomexpar,3);
365 gMC->Gsvolu("SB5N","BOX",kNomexMaterial,nomexpar2,3);
366 gMC->Gsvolu("S06N","BOX",kNomexMaterial,nomexpar,3);
368 // create the nomex volume (bulk)
370 gMC->Gsvolu("S05X","BOX",kNomexBMaterial,nomexbpar,3);
371 gMC->Gsvolu("SB5X","BOX",kNomexBMaterial,nomexbpar2,3);
372 gMC->Gsvolu("S06X","BOX",kNomexBMaterial,nomexbpar,3);
374 // create the insulating material volume
376 gMC->Gsvolu("S05I","BOX",kInsuMaterial,insupar,3);
377 gMC->Gsvolu("SB5I","BOX",kInsuMaterial,insupar2,3);
378 gMC->Gsvolu("S06I","BOX",kInsuMaterial,insupar,3);
380 // create the PCB volume
382 gMC->Gsvolu("S05P","BOX",kPcbMaterial,pcbpar,3);
383 gMC->Gsvolu("SB5P","BOX",kPcbMaterial,pcbpar2,3);
384 gMC->Gsvolu("S06P","BOX",kPcbMaterial,pcbpar,3);
386 // create the sensitive volumes,
388 gMC->Gsvolu("S05G","BOX",kSensMaterial,dum,0);
389 gMC->Gsvolu("S06G","BOX",kSensMaterial,dum,0);
391 // create the vertical frame volume
393 gMC->Gsvolu("S05V","BOX",kVframeMaterial,vFramepar,3);
394 gMC->Gsvolu("S06V","BOX",kVframeMaterial,vFramepar,3);
396 // create the horizontal frame volume
398 gMC->Gsvolu("S05H","BOX",kHframeMaterial,hFramepar,3);
399 gMC->Gsvolu("SB5H","BOX",kHframeMaterial,hFramepar2,3);
400 gMC->Gsvolu("S06H","BOX",kHframeMaterial,hFramepar,3);
402 // create the horizontal border volume
404 gMC->Gsvolu("S05B","BOX",kBframeMaterial,bFramepar,3);
405 gMC->Gsvolu("SB5B","BOX",kBframeMaterial,bFramepar2,3);
406 gMC->Gsvolu("S06B","BOX",kBframeMaterial,bFramepar,3);
409 for (i = 0; i<kNslats3; i++){
410 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
412 if (i == 0 && quadrant == 2) continue;
413 if (i == 0 && quadrant == 4) continue;
415 sprintf(idSlatCh5,"LA%d",ConvertSlatNum(i,quadrant,kNslats3-1));
416 sprintf(idSlatCh6,"LB%d",ConvertSlatNum(i,quadrant,kNslats3-1));
417 Int_t moduleSlatCh5 = GetModuleId(idSlatCh5);
418 Int_t moduleSlatCh6 = GetModuleId(idSlatCh6);
419 Float_t xvFrame = (slatLength3[i] - kVframeLength)/2.;
420 Float_t xvFrame2 = xvFrame;
423 if (i == 0 || i == 1 || i == 2) xvFrame2 -= pcbDLength3/2.;
425 // position the vertical frames
427 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05V", idSlatCh5,
428 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
429 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05V", idSlatCh5,
430 (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
431 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06V", idSlatCh6,
432 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
433 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06V", idSlatCh6,
434 (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
438 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05V", idSlatCh5,
439 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame2,0.,0.));
440 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05V", idSlatCh5,
441 (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
442 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06V", idSlatCh6,
443 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
444 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06V", idSlatCh6,
445 (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
448 if (i == 0 || i == 1) { // no rounded spacer for the moment (Ch. Finck)
449 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05V", idSlatCh5,
450 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame2,0.,0.));
451 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S06V", idSlatCh6,
452 (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
455 // position the panels and the insulating material
456 for (j = 0; j < kNPCB3[i]; j++){
457 if (i == 1 && j == 0) continue;
458 if (i == 0 && j == 0) continue;
460 Float_t xx = kSensLength * (-kNPCB3[i]/2. + j + 0.5);
461 Float_t xx2 = xx - pcbDLength3/2.;
463 Float_t zPanel = spar[2] - nomexbpar[2];
465 if ( (i == 0 || i == 1 || i == 2) && j == kNPCB3[i]-1) { // 1 pcb is shortened by 5cm
466 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("SB5X", idSlatCh5, 2*index-1,TGeoTranslation(xx2,0.,zPanel));
467 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("SB5X", idSlatCh5, 2*index,TGeoTranslation(xx2,0.,-zPanel));
468 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("SB5I", idSlatCh5, index,TGeoTranslation(xx2,0.,0.));
470 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05X", idSlatCh5, 2*index-1,TGeoTranslation(xx,0.,zPanel));
471 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05X", idSlatCh5, 2*index,TGeoTranslation(xx,0.,-zPanel));
472 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituent("S05I", idSlatCh5, index,TGeoTranslation(xx,0.,0.));
474 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06X", idSlatCh6, 2*index-1,TGeoTranslation(xx,0.,zPanel));
475 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06X", idSlatCh6, 2*index,TGeoTranslation(xx,0.,-zPanel));
476 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituent("S06I", idSlatCh6, index,TGeoTranslation(xx,0.,0.));
482 // position the nomex volume inside the panel volume
483 gMC->Gspos("S05N",1,"S05C",0.,0.,0.,0,"ONLY");
484 gMC->Gspos("SB5N",1,"SB5C",0.,0.,0.,0,"ONLY");
485 gMC->Gspos("S06N",1,"S06C",0.,0.,0.,0,"ONLY");
487 // position panel volume inside the bulk nomex material volume
488 gMC->Gspos("S05C",1,"S05X",0.,0.,kNomexBWidth/2.,0,"ONLY");
489 gMC->Gspos("SB5C",1,"SB5X",0.,0.,kNomexBWidth/2.,0,"ONLY");
490 gMC->Gspos("S06C",1,"S06X",0.,0.,kNomexBWidth/2.,0,"ONLY");
492 // position the PCB volume inside the insulating material volume
493 gMC->Gspos("S05P",1,"S05I",0.,0.,0.,0,"ONLY");
494 gMC->Gspos("SB5P",1,"SB5I",0.,0.,0.,0,"ONLY");
495 gMC->Gspos("S06P",1,"S06I",0.,0.,0.,0,"ONLY");
497 // position the horizontal frame volume inside the PCB volume
498 gMC->Gspos("S05H",1,"S05P",0.,0.,0.,0,"ONLY");
499 gMC->Gspos("SB5H",1,"SB5P",0.,0.,0.,0,"ONLY");
500 gMC->Gspos("S06H",1,"S06P",0.,0.,0.,0,"ONLY");
502 // position the sensitive volume inside the horizontal frame volume
503 gMC->Gsposp("S05G",1,"S05H",0.,0.,0.,0,"ONLY",senspar,3);
504 gMC->Gsposp("S05G",1,"SB5H",0.,0.,0.,0,"ONLY",senspar2,3);
505 gMC->Gsposp("S06G",1,"S06H",0.,0.,0.,0,"ONLY",senspar,3);
508 // position the border volumes inside the PCB volume
509 Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.;
510 gMC->Gspos("S05B",1,"S05P",0., yborder,0.,0,"ONLY");
511 gMC->Gspos("S05B",2,"S05P",0.,-yborder,0.,0,"ONLY");
512 gMC->Gspos("SB5B",1,"SB5P",0., yborder,0.,0,"ONLY");
513 gMC->Gspos("SB5B",2,"SB5P",0.,-yborder,0.,0,"ONLY");
515 gMC->Gspos("S06B",1,"S06P",0., yborder,0.,0,"ONLY");
516 gMC->Gspos("S06B",2,"S06P",0.,-yborder,0.,0,"ONLY");
518 // create the NULOC volume and position it in the horizontal frame
519 gMC->Gsvolu("S05E","BOX",kNulocMaterial,nulocpar,3);
520 gMC->Gsvolu("S06E","BOX",kNulocMaterial,nulocpar,3);
522 Float_t xxmax2 = xxmax - pcbDLength3/2.;
523 for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) {
525 gMC->Gspos("S05E",2*index-1,"S05B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
526 gMC->Gspos("S05E",2*index ,"S05B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY");
527 gMC->Gspos("S06E",2*index-1,"S06B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
528 gMC->Gspos("S06E",2*index ,"S06B", xx, 0., kBframeWidth/2.- kNulocWidth/2, 0, "ONLY");
529 if (xx > -xxmax2 && xx< xxmax2) {
530 gMC->Gspos("S05E",2*index-1,"SB5B", xx, 0.,-kBframeWidth/2.+ kNulocWidth/2, 0, "ONLY");
531 gMC->Gspos("S05E",2*index ,"SB5B", xx, 0., kBframeWidth/2.- kNulocWidth/2, 0, "ONLY");
535 // position the volumes approximating the circular section of the pipe
536 Float_t epsilon = 0.001;
540 Double_t dydiv = kSensHeight/ndiv;
541 Double_t ydiv = (kSensHeight - dydiv)/2.;
542 Double_t rmin = AliMUONConstants::Rmin(2);// Same radius for both chamber in St3
547 for (Int_t idiv = 0; idiv < ndiv; idiv++){
550 if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) );
551 divpar[0] = (kPcbLength - xdiv)/2.;
552 divpar[1] = dydiv/2. - epsilon;
553 divpar[2] = kSensWidth/2.;
554 xvol = (kPcbLength + xdiv)/2.;
557 // Volumes close to the beam pipe for slat i=1 so 4 slats per chamber
558 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
559 sprintf(idSlatCh5,"LA%d",ConvertSlatNum(1,quadrant,kNslats3-1));
560 sprintf(idSlatCh6,"LB%d",ConvertSlatNum(1,quadrant,kNslats3-1));
561 Int_t moduleSlatCh5 = GetModuleId(idSlatCh5);
562 Int_t moduleSlatCh6 = GetModuleId(idSlatCh6);
564 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituentParam("S05G", idSlatCh5, quadrant*100+imax+4*idiv+1,
565 TGeoTranslation(xvol-(kPcbLength * kNPCB3[1]/2.),yvol-kPcbLength,0.),3,divpar);
567 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituentParam("S06G", idSlatCh6, quadrant*100+imax+4*idiv+1,
568 TGeoTranslation(xvol-(kPcbLength * kNPCB3[1]/2.),yvol-kPcbLength,0.),3,divpar);
572 // Volumes close to the beam pipe for slat i=0 so 2 slats per chamber (central slat for station 3)
573 // Gines Martinez, Subatech sep 04
574 // 9 box volumes are used to define the PCB closed to the beam pipe of the slat 122000SR1 of chamber 5 and 6 of St3
575 // Accordingly to plan PQ-LAT-SR1 of CEA-DSM-DAPNIA-SIS/BE ph HARDY 8-Oct-2002
577 rmin = AliMUONConstants::Rmin(2); // Same radius for both chamber in St3
579 dydiv = kSensHeight/ndiv; // Vertical size of the box volume approximating the rounded PCB
580 ydiv = -kSensHeight/2 + dydiv/2.; // Initializing vertical position of the volume from bottom
581 xdiv = 0.; // Initializing horizontal position of the box volumes
583 for (Int_t idiv = 0; idiv < ndiv; idiv++){
584 xdiv = TMath::Abs( rmin * TMath::Sin( TMath::ACos(ydiv/rmin) ) );
585 divpar[0] = (kPcbLength - xdiv)/2.; // Dimension of the box volume
586 divpar[1] = dydiv/2. - epsilon;
587 divpar[2] = kSensWidth/2.;
588 xvol = (kPcbLength + xdiv)/2.; //2D traslition for positionning of box volume
591 for (side = 1; side <= 2; side++) {
592 sprintf(idSlatCh5,"LA%d",4);
593 sprintf(idSlatCh6,"LB%d",4);
595 sprintf(idSlatCh5,"LA%d",13);
596 sprintf(idSlatCh6,"LB%d",13);
598 Int_t moduleSlatCh5 = GetModuleId(idSlatCh5);
599 Int_t moduleSlatCh6 = GetModuleId(idSlatCh6);
600 GetEnvelopes(moduleSlatCh5)->AddEnvelopeConstituentParam("S05G", idSlatCh5,500+side*100+imax+4*idiv+1,
601 TGeoTranslation(xvol-(kPcbLength * kNPCB3[0]/2.),yvol,0.),3,divpar);
603 GetEnvelopes(moduleSlatCh6)->AddEnvelopeConstituentParam("S06G", idSlatCh6,500+side*100+imax+4*idiv+1,
604 TGeoTranslation(xvol-(kPcbLength * kNPCB3[0]/2.),yvol,0.),3,divpar);
606 ydiv += dydiv; // Going from bottom to top
610 //Geometry of the support pannel Verticla length 3.62m, horizontal length 1.62m, internal radius dMotherInner of SC05 and SC06 (F. Orsini, Saclay)
611 //Carbon fiber of 0.3 mm thick (2 layers) and a central layer of Nomex of 15mm thick.
612 // Outer excess and inner recess for mother volume radius
613 // with respect to ROuter and RInner
614 Float_t dMotherInner = AliMUONConstants::Rmin(2)-kRframeHeight;
615 Float_t nomexthickness = 1.5;
616 Float_t carbonthickness = 0.03;
617 Float_t supporthlength = 162.;
618 Float_t supportvlength = 362.;
620 // Generating the composite shape of the carbon and nomex pannels
621 new TGeoBBox("shNomexBoxSt3",supporthlength/2., supportvlength/2. ,nomexthickness/2.+carbonthickness);
622 new TGeoBBox("shCarbonBoxSt3",supporthlength/2., supportvlength/2. ,carbonthickness/2.);
623 new TGeoTubeSeg("shNomexHoleSt3",0., dMotherInner, nomexthickness/2.+carbonthickness+0.001, -90. ,90.);
624 new TGeoTubeSeg("shCarbonHoleSt3",0., dMotherInner, carbonthickness/2.+0.001, -90. ,90.);
625 TGeoTranslation * trHoleSt3 = new TGeoTranslation("trHoleSt3",-supporthlength/2.,0.,0.);
626 trHoleSt3->RegisterYourself();
627 TGeoCompositeShape * shNomexSupportSt3 = new TGeoCompositeShape("shNomexSupportSt3","shNomexBoxSt3-shNomexHoleSt3:trHoleSt3");
628 TGeoCompositeShape * shCarbonSupportSt3 = new TGeoCompositeShape("shCarbonSupportSt3","shCarbonBoxSt3-shCarbonHoleSt3:trHoleSt3");
630 // Generating Nomex and Carbon pannel volumes
631 TGeoVolume * voNomexSupportSt3 = new TGeoVolume("S05S", shNomexSupportSt3, kMedNomex);
632 TGeoVolume * voCarbonSupportSt3 = new TGeoVolume("S05K", shCarbonSupportSt3, kMedCarbon);
633 TGeoTranslation *trCarbon1St3 = new TGeoTranslation("trCarbon1St3",0.,0., -(nomexthickness+carbonthickness)/2.);
634 TGeoTranslation *trCarbon2St3 = new TGeoTranslation("trCarbon2St3",0.,0., (nomexthickness+carbonthickness)/2.);
635 voNomexSupportSt3->AddNode(voCarbonSupportSt3,1,trCarbon1St3);
636 voNomexSupportSt3->AddNode(voCarbonSupportSt3,2,trCarbon2St3);
637 Float_t dzCh5 = dzCh;
638 TGeoTranslation * trSupport1St3 = new TGeoTranslation("trSupport1St3", supporthlength/2., 0. , dzCh5);
639 TGeoRotation * roSupportSt3 = new TGeoRotation("roSupportSt3",90.,180.,-90.);
640 TGeoCombiTrans * coSupport2St3 = new TGeoCombiTrans(-supporthlength/2., 0., -dzCh5, roSupportSt3);
641 GetEnvelopes(5)->AddEnvelope("S05S", 0, 1, *trSupport1St3);
642 GetEnvelopes(4)->AddEnvelope("S05S", 0, 2, *coSupport2St3);
643 GetEnvelopes(7)->AddEnvelope("S05S", 0, 3, *trSupport1St3);
644 GetEnvelopes(6)->AddEnvelope("S05S", 0, 4, *coSupport2St3);
645 // End of pannel support geometry
647 // cout << "Geometry for Station 3...... done" << endl;
652 // //********************************************************************
654 // //********************************************************************
655 // Mother volume for each chamber in St4 is an envelop (or assembly)
656 // There is one assembly mother per half a chamber called SC07I, SC07O, SC08I and SC08O
657 // Same volume name definitions as in St3
658 const Int_t kNslats4 = 7; // number of slats per quadrant
659 const Int_t kNPCB4[kNslats4] = {5, 6, 5, 5, 4, 3, 2}; // n PCB per slat
660 const Float_t kXpos4[kNslats4] = {38.2, 0., 0., 0., 0., 0., 0.};
661 const Float_t kYpos41[kNslats4] = {0., 38.2, 34.40, 36.60, 29.3, 37.0, 28.6};
662 const Float_t kYpos42[kNslats4] = {0., 38.2, 37.85, 37.55, 29.4, 37.0, 28.6};
663 Float_t slatLength4[kNslats4];
672 for (i = 0; i<kNslats4; i++){
673 slatLength4[i] = kPcbLength * kNPCB4[i] + 2. * kVframeLength;
674 xSlat4 = slatLength4[i]/2. + kDslatLength + kXpos4[i];
675 ySlat41 += kYpos41[i];
676 ySlat42 += kYpos42[i];
678 spar[0] = slatLength4[i]/2.;
679 spar[1] = kSlatHeight/2.;
680 spar[2] = kSlatWidth/2.;
681 Float_t dzCh4 = dzCh;
682 Float_t zSlat4 = (i%2 ==0)? -zSlat : zSlat;
684 sprintf(idSlatCh7,"LC%d",kNslats4-1+i);
685 //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3);
686 detElemId = 713 - (i + kNslats4-1-6);
687 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
688 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(xSlat4, ySlat41, -zSlat4 + dzCh4),
689 TGeoRotation("rot1",90,angle,90,90+angle,0,0) );
691 sprintf(idSlatCh7,"LC%d",3*kNslats4-2+i);
692 //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3);
693 detElemId = 700 + (i + kNslats4-1-6);
694 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
695 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(-xSlat4, ySlat41, zSlat4 - dzCh4),
696 TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) );
699 sprintf(idSlatCh7,"LC%d",kNslats4-1-i);
700 //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3);
701 detElemId = 713 + (i + kNslats4-1-6);
702 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
703 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh7, detElemId, true, TGeoTranslation(xSlat4, -ySlat41, -zSlat4 + dzCh4),
704 TGeoRotation("rot3",90,angle,90,270+angle,180,0) );
706 sprintf(idSlatCh7,"LC%d",3*kNslats4-2-i);
707 detElemId = 726 - (i + kNslats4-1-6);
708 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
709 //gMC->Gsvolu(idSlatCh7,"BOX",kSlatMaterial,spar,3);
710 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh7, detElemId, true,
711 TGeoTranslation(-xSlat4, -ySlat41, zSlat4 - dzCh4),
712 TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) );
715 sprintf(idSlatCh8,"LD%d",kNslats4-1+i);
716 //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3);
717 detElemId = 813 - (i + kNslats4-1-6);
718 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
719 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(xSlat4, ySlat42, -zSlat4 + dzCh4),
720 TGeoRotation("rot5",90,angle,90,90+angle,0,0) );
722 sprintf(idSlatCh8,"LD%d",3*kNslats4-2+i);
723 detElemId = 800 + (i + kNslats4-1-6);
724 //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3);
725 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
726 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(-xSlat4, ySlat42, zSlat4 - dzCh4),
727 TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) );
729 sprintf(idSlatCh8,"LD%d",kNslats4-1-i);
730 detElemId = 813 + (i + kNslats4-1-6);
731 //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3);
732 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
733 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(xSlat4, -ySlat42, -zSlat4 + dzCh4),
734 TGeoRotation("rot7",90,angle,90,270+angle,180,0) );
735 sprintf(idSlatCh8,"LD%d",3*kNslats4-2-i);
736 detElemId = 826 - (i + kNslats4-1-6);
737 //gMC->Gsvolu(idSlatCh8,"BOX",kSlatMaterial,spar,3);
738 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
739 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh8, detElemId, true, TGeoTranslation(-xSlat4, -ySlat42, zSlat4 - dzCh4),
740 TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) );
744 // create the panel volume
746 gMC->Gsvolu("S07C","BOX",kCarbonMaterial,panelpar,3);
747 gMC->Gsvolu("S08C","BOX",kCarbonMaterial,panelpar,3);
749 // create the nomex volume
751 gMC->Gsvolu("S07N","BOX",kNomexMaterial,nomexpar,3);
752 gMC->Gsvolu("S08N","BOX",kNomexMaterial,nomexpar,3);
755 // create the nomex volume (bulk)
757 gMC->Gsvolu("S07X","BOX",kNomexBMaterial,nomexbpar,3);
758 gMC->Gsvolu("S08X","BOX",kNomexBMaterial,nomexbpar,3);
760 // create the insulating material volume
762 gMC->Gsvolu("S07I","BOX",kInsuMaterial,insupar,3);
763 gMC->Gsvolu("S08I","BOX",kInsuMaterial,insupar,3);
765 // create the PCB volume
767 gMC->Gsvolu("S07P","BOX",kPcbMaterial,pcbpar,3);
768 gMC->Gsvolu("S08P","BOX",kPcbMaterial,pcbpar,3);
770 // create the sensitive volumes,
772 gMC->Gsvolu("S07G","BOX",kSensMaterial,dum,0);
773 gMC->Gsvolu("S08G","BOX",kSensMaterial,dum,0);
775 // create the vertical frame volume
777 gMC->Gsvolu("S07V","BOX",kVframeMaterial,vFramepar,3);
778 gMC->Gsvolu("S08V","BOX",kVframeMaterial,vFramepar,3);
780 // create the horizontal frame volume
782 gMC->Gsvolu("S07H","BOX",kHframeMaterial,hFramepar,3);
783 gMC->Gsvolu("S08H","BOX",kHframeMaterial,hFramepar,3);
785 // create the horizontal border volume
787 gMC->Gsvolu("S07B","BOX",kBframeMaterial,bFramepar,3);
788 gMC->Gsvolu("S08B","BOX",kBframeMaterial,bFramepar,3);
791 for (i = 0; i < kNslats4; i++){
792 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
794 if (i == 0 && quadrant == 2) continue;
795 if (i == 0 && quadrant == 4) continue;
797 sprintf(idSlatCh7,"LC%d",ConvertSlatNum(i,quadrant,kNslats4-1));
798 sprintf(idSlatCh8,"LD%d",ConvertSlatNum(i,quadrant,kNslats4-1));
799 Int_t moduleSlatCh7 = GetModuleId(idSlatCh7);
800 Int_t moduleSlatCh8 = GetModuleId(idSlatCh8);
802 Float_t xvFrame = (slatLength4[i] - kVframeLength)/2.;
804 // position the vertical frames
806 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
807 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
808 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
809 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
810 } else { // no rounded spacer yet
811 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
812 // GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07V", idSlatCh7, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
813 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
814 // GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08V", idSlatCh8, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
816 // position the panels and the insulating material
817 for (j = 0; j < kNPCB4[i]; j++){
818 if (i == 1 && j == 0) continue;
820 Float_t xx = kSensLength * (-kNPCB4[i]/2.+j+.5);
822 Float_t zPanel = spar[2] - nomexbpar[2];
823 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07X", idSlatCh7, 2*index-1,TGeoTranslation(xx,0.,zPanel));
824 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07X", idSlatCh7, 2*index,TGeoTranslation(xx,0.,-zPanel));
825 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituent("S07I", idSlatCh7, index,TGeoTranslation(xx,0.,0.));
826 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08X", idSlatCh8, 2*index-1,TGeoTranslation(xx,0.,zPanel));
827 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08X", idSlatCh8, 2*index,TGeoTranslation(xx,0.,-zPanel));
828 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituent("S08I", idSlatCh8, index,TGeoTranslation(xx,0.,0.));
833 // position the nomex volume inside the panel volume
834 gMC->Gspos("S07N",1,"S07C",0.,0.,0.,0,"ONLY");
835 gMC->Gspos("S08N",1,"S08C",0.,0.,0.,0,"ONLY");
837 // position panel volume inside the bulk nomex material volume
838 gMC->Gspos("S07C",1,"S07X",0.,0.,kNomexBWidth/2.,0,"ONLY");
839 gMC->Gspos("S08C",1,"S08X",0.,0.,kNomexBWidth/2.,0,"ONLY");
841 // position the PCB volume inside the insulating material volume
842 gMC->Gspos("S07P",1,"S07I",0.,0.,0.,0,"ONLY");
843 gMC->Gspos("S08P",1,"S08I",0.,0.,0.,0,"ONLY");
845 // position the horizontal frame volume inside the PCB volume
846 gMC->Gspos("S07H",1,"S07P",0.,0.,0.,0,"ONLY");
847 gMC->Gspos("S08H",1,"S08P",0.,0.,0.,0,"ONLY");
849 // position the sensitive volume inside the horizontal frame volume
850 gMC->Gsposp("S07G",1,"S07H",0.,0.,0.,0,"ONLY",senspar,3);
851 gMC->Gsposp("S08G",1,"S08H",0.,0.,0.,0,"ONLY",senspar,3);
853 // position the border volumes inside the PCB volume
854 Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.;
855 gMC->Gspos("S07B",1,"S07P",0., yborder,0.,0,"ONLY");
856 gMC->Gspos("S07B",2,"S07P",0.,-yborder,0.,0,"ONLY");
857 gMC->Gspos("S08B",1,"S08P",0., yborder,0.,0,"ONLY");
858 gMC->Gspos("S08B",2,"S08P",0.,-yborder,0.,0,"ONLY");
860 // create the NULOC volume and position it in the horizontal frame
862 gMC->Gsvolu("S07E","BOX",kNulocMaterial,nulocpar,3);
863 gMC->Gsvolu("S08E","BOX",kNulocMaterial,nulocpar,3);
865 for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) {
867 gMC->Gspos("S07E",2*index-1,"S07B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
868 gMC->Gspos("S07E",2*index ,"S07B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY");
869 gMC->Gspos("S08E",2*index-1,"S08B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
870 gMC->Gspos("S08E",2*index ,"S08B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY");
873 // position the volumes approximating the circular section of the pipe
875 Float_t epsilon = 0.001;
879 Double_t dydiv = kSensHeight/ndiv;
880 Double_t ydiv = (kSensHeight - dydiv)/2.;
881 Float_t rmin = AliMUONConstants::Rmin(3); // Same radius for both chamber of St4
886 for (Int_t idiv = 0; idiv < ndiv; idiv++){
889 if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) );
890 divpar[0] = (kPcbLength - xdiv)/2.;
891 divpar[1] = dydiv/2. - epsilon;
892 divpar[2] = kSensWidth/2.;
893 xvol = (kPcbLength + xdiv)/2.;
896 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
897 sprintf(idSlatCh7,"LC%d",ConvertSlatNum(1,quadrant,kNslats4-1));
898 sprintf(idSlatCh8,"LD%d",ConvertSlatNum(1,quadrant,kNslats4-1));
899 Int_t moduleSlatCh7 = GetModuleId(idSlatCh7);
900 Int_t moduleSlatCh8 = GetModuleId(idSlatCh8);
902 GetEnvelopes(moduleSlatCh7)->AddEnvelopeConstituentParam("S07G",idSlatCh7, quadrant*100+imax+4*idiv+1,
903 TGeoTranslation(xvol-kPcbLength * kNPCB4[1]/2.,yvol-kPcbLength,0.),3,divpar);
905 GetEnvelopes(moduleSlatCh8)->AddEnvelopeConstituentParam("S08G", idSlatCh8, quadrant*100+imax+4*idiv+1,
906 TGeoTranslation(xvol-kPcbLength * kNPCB4[1]/2.,yvol-kPcbLength,0.),3,divpar);
912 //Geometry of the support pannel Verticla length 5.3m, horizontal length 2.6m, internal radius dMotherInner o SC07 and SC08 (F. Orsini, Saclay)
913 //Carbon fiber of 0.3 mm thick (2 layers) and a central layer of Nomex of 15mm thick.
914 Float_t dMotherInner = AliMUONConstants::Rmin(3)-kRframeHeight;
915 Float_t nomexthickness = 1.5;
916 Float_t carbonthickness = 0.03;
917 Float_t supporthlength = 260.;
918 Float_t supportvlength = 530.;
919 // Generating the composite shape of the carbon and nomex pannels
920 new TGeoBBox("shNomexBoxSt4",supporthlength/2., supportvlength/2. ,nomexthickness/2.+carbonthickness);
921 new TGeoBBox("shCarbonBoxSt4",supporthlength/2., supportvlength/2. ,carbonthickness/2.);
922 new TGeoTubeSeg("shNomexHoleSt4",0., dMotherInner, nomexthickness/2.+carbonthickness+0.001, -90. ,90.);
923 new TGeoTubeSeg("shCarbonHoleSt4",0., dMotherInner, carbonthickness/2.+0.001, -90. ,90.);
924 TGeoTranslation * trHoleSt4 = new TGeoTranslation("trHoleSt4",-supporthlength/2.,0.,0.);
925 trHoleSt4->RegisterYourself();
926 TGeoCompositeShape * shNomexSupportSt4 = new TGeoCompositeShape("shNomexSupportSt4","shNomexBoxSt4-shNomexHoleSt4:trHoleSt4");
927 TGeoCompositeShape * shCarbonSupportSt4 = new TGeoCompositeShape("shCarbonSupportSt4","shCarbonBoxSt4-shCarbonHoleSt4:trHoleSt4");
929 // Generating Nomex and Carbon pannel volumes
930 TGeoVolume * voNomexSupportSt4 = new TGeoVolume("S07S", shNomexSupportSt4, kMedNomex);
931 TGeoVolume * voCarbonSupportSt4 = new TGeoVolume("S07K", shCarbonSupportSt4, kMedCarbon);
932 TGeoTranslation *trCarbon1St4 = new TGeoTranslation("trCarbon1St4",0.,0., -(nomexthickness+carbonthickness)/2.);
933 TGeoTranslation *trCarbon2St4 = new TGeoTranslation("trCarbon2St4",0.,0., (nomexthickness+carbonthickness)/2.);
934 voNomexSupportSt4->AddNode(voCarbonSupportSt4,1,trCarbon1St4);
935 voNomexSupportSt4->AddNode(voCarbonSupportSt4,2,trCarbon2St4);
936 Float_t dzCh7 = dzCh;
937 TGeoTranslation * trSupport1St4 = new TGeoTranslation("trSupport1St4", supporthlength/2., 0. , dzCh7);
938 TGeoRotation * roSupportSt4 = new TGeoRotation("roSupportSt4",90.,180.,-90.);
939 TGeoCombiTrans * coSupport2St4 = new TGeoCombiTrans(-supporthlength/2., 0., -dzCh7, roSupportSt4);
940 GetEnvelopes(9)->AddEnvelope("S07S", 0, 1, *trSupport1St4);
941 GetEnvelopes(8)->AddEnvelope("S07S", 0, 2, *coSupport2St4);
942 GetEnvelopes(11)->AddEnvelope("S07S", 0, 3, *trSupport1St4);
943 GetEnvelopes(10)->AddEnvelope("S07S", 0, 4, *coSupport2St4);
945 // End of pannel support geometry
947 // cout << "Geometry for Station 4...... done" << endl;
954 // //********************************************************************
956 // //********************************************************************
957 // Mother volume for each chamber in St4 is an envelop (or assembly)
958 // There is one assembly mother per half a chamber called SC09I, SC09O, SC10I and SC10O
959 // Same volume name definitions as in St3
961 const Int_t kNslats5 = 7; // number of slats per quadrant
962 const Int_t kNPCB5[kNslats5] = {5, 6, 6, 6, 5, 4, 3}; // n PCB per slat
963 const Float_t kXpos5[kNslats5] = {38.2, 0., 0., 0., 0., 0., 0.};
964 const Float_t kYpos5[kNslats5] = {0., 38.2, 37.9, 37.6, 37.3, 37.05, 36.75};
965 Float_t slatLength5[kNslats5];
974 for (i = 0; i < kNslats5; i++){
976 slatLength5[i] = kPcbLength * kNPCB5[i] + 2.* kVframeLength;
977 xSlat5 = slatLength5[i]/2. + kDslatLength + kXpos5[i];
980 spar[0] = slatLength5[i]/2.;
981 spar[1] = kSlatHeight/2.;
982 spar[2] = kSlatWidth/2.;
984 Float_t dzCh5 = dzCh;
985 Float_t zSlat5 = (i%2 ==0)? -zSlat : zSlat;
987 sprintf(idSlatCh9,"LE%d",kNslats5-1+i);
988 detElemId = 913 - (i + kNslats5-1-6);
989 //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3);
990 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
991 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(xSlat5, ySlat5, -zSlat5 + dzCh5),
992 TGeoRotation("rot1",90,angle,90,90+angle,0,0) );
994 sprintf(idSlatCh9,"LE%d",3*kNslats5-2+i);
995 detElemId = 900 + (i + kNslats5-1-6);
996 //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3);
997 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
998 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(-xSlat5, ySlat5, zSlat5 - dzCh5),
999 TGeoRotation("rot2",90,180+angle,90,90+angle,180,0) );
1002 sprintf(idSlatCh9,"LE%d",kNslats5-1-i);
1003 detElemId = 913 + (i + kNslats5-1-6);
1004 //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3);
1005 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1006 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(xSlat5, -ySlat5, -zSlat5 + dzCh5),
1007 TGeoRotation("rot3",90,angle,90,270+angle,180,0) );
1009 sprintf(idSlatCh9,"LE%d",3*kNslats5-2-i);
1010 detElemId = 926 - (i + kNslats5-1-6);
1011 //gMC->Gsvolu(idSlatCh9,"BOX",kSlatMaterial,spar,3);
1012 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1013 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh9, detElemId, true, TGeoTranslation(-xSlat5, -ySlat5, zSlat5 - dzCh5),
1014 TGeoRotation("rot4",90,180+angle,90,270+angle,0,0) );
1017 sprintf(idSlatCh10,"LF%d",kNslats5-1+i);
1018 detElemId = 1013 - (i + kNslats5-1-6);
1019 //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3);
1020 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1021 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(xSlat5, ySlat5, -zSlat5 + dzCh5),
1022 TGeoRotation("rot5",90,angle,90,90+angle,0,0) );
1024 sprintf(idSlatCh10,"LF%d",3*kNslats5-2+i);
1025 detElemId = 1000 + (i + kNslats5-1-6);
1026 //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3);
1027 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1028 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(-xSlat5, ySlat5, zSlat5 - dzCh5),
1029 TGeoRotation("rot6",90,180+angle,90,90+angle,180,0) );
1032 sprintf(idSlatCh10,"LF%d",kNslats5-1-i);
1033 detElemId = 1013 + (i + kNslats5-1-6);
1034 //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3);
1035 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1036 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(xSlat5, -ySlat5, -zSlat5 + dzCh5),
1037 TGeoRotation("rot7",90,angle,90,270+angle,180,0) );
1038 sprintf(idSlatCh10,"LF%d",3*kNslats5-2-i);
1039 detElemId = 1026 - (i + kNslats5-1-6);
1040 //gMC->Gsvolu(idSlatCh10,"BOX",kSlatMaterial,spar,3);
1041 moduleId = AliMpDEManager::GetGeomModuleId(detElemId);
1042 GetEnvelopes(moduleId)->AddEnvelope(idSlatCh10, detElemId, true, TGeoTranslation(-xSlat5, -ySlat5, zSlat5 - dzCh5),
1043 TGeoRotation("rot8",90,180+angle,90,270+angle,0,0) );
1047 // create the panel volume
1049 gMC->Gsvolu("S09C","BOX",kCarbonMaterial,panelpar,3);
1050 gMC->Gsvolu("S10C","BOX",kCarbonMaterial,panelpar,3);
1052 // create the nomex volume
1054 gMC->Gsvolu("S09N","BOX",kNomexMaterial,nomexpar,3);
1055 gMC->Gsvolu("S10N","BOX",kNomexMaterial,nomexpar,3);
1058 // create the nomex volume (bulk)
1060 gMC->Gsvolu("S09X","BOX",kNomexBMaterial,nomexbpar,3);
1061 gMC->Gsvolu("S10X","BOX",kNomexBMaterial,nomexbpar,3);
1063 // create the insulating material volume
1065 gMC->Gsvolu("S09I","BOX",kInsuMaterial,insupar,3);
1066 gMC->Gsvolu("S10I","BOX",kInsuMaterial,insupar,3);
1068 // create the PCB volume
1070 gMC->Gsvolu("S09P","BOX",kPcbMaterial,pcbpar,3);
1071 gMC->Gsvolu("S10P","BOX",kPcbMaterial,pcbpar,3);
1073 // create the sensitive volumes,
1075 gMC->Gsvolu("S09G","BOX",kSensMaterial,dum,0);
1076 gMC->Gsvolu("S10G","BOX",kSensMaterial,dum,0);
1078 // create the vertical frame volume
1080 gMC->Gsvolu("S09V","BOX",kVframeMaterial,vFramepar,3);
1081 gMC->Gsvolu("S10V","BOX",kVframeMaterial,vFramepar,3);
1083 // create the horizontal frame volume
1085 gMC->Gsvolu("S09H","BOX",kHframeMaterial,hFramepar,3);
1086 gMC->Gsvolu("S10H","BOX",kHframeMaterial,hFramepar,3);
1088 // create the horizontal border volume
1090 gMC->Gsvolu("S09B","BOX",kBframeMaterial,bFramepar,3);
1091 gMC->Gsvolu("S10B","BOX",kBframeMaterial,bFramepar,3);
1094 for (i = 0; i < kNslats5; i++){
1095 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
1097 if (i == 0 && quadrant == 2) continue;
1098 if (i == 0 && quadrant == 4) continue;
1100 sprintf(idSlatCh9,"LE%d",ConvertSlatNum(i,quadrant,kNslats5-1));
1101 sprintf(idSlatCh10,"LF%d",ConvertSlatNum(i,quadrant,kNslats5-1));
1102 Int_t moduleSlatCh9 = GetModuleId(idSlatCh9);
1103 Int_t moduleSlatCh10 = GetModuleId(idSlatCh10);
1104 Float_t xvFrame = (slatLength5[i] - kVframeLength)/2.; // ok
1106 // position the vertical frames (spacers)
1108 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
1109 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
1110 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
1111 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
1112 } else { // no rounded spacer yet
1113 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
1114 // GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09V", idSlatCh9, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
1115 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i-1)*10+quadrant,TGeoTranslation(xvFrame,0.,0.));
1116 // GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10V", idSlatCh10, (2*i)*10+quadrant,TGeoTranslation(-xvFrame,0.,0.));
1119 // position the panels and the insulating material
1120 for (j = 0; j < kNPCB5[i]; j++){
1121 if (i == 1 && j == 0) continue;
1123 Float_t xx = kSensLength * (-kNPCB5[i]/2.+j+.5);
1125 Float_t zPanel = spar[2] - nomexbpar[2];
1126 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09X", idSlatCh9, 2*index-1,TGeoTranslation(xx,0.,zPanel));
1127 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09X", idSlatCh9, 2*index,TGeoTranslation(xx,0.,-zPanel));
1128 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituent("S09I", idSlatCh9, index,TGeoTranslation(xx,0.,0.));
1130 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10X", idSlatCh10, 2*index-1,TGeoTranslation(xx,0.,zPanel));
1131 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10X", idSlatCh10, 2*index,TGeoTranslation(xx,0.,-zPanel));
1132 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituent("S10I", idSlatCh10, index,TGeoTranslation(xx,0.,0.));
1137 // position the nomex volume inside the panel volume
1138 gMC->Gspos("S09N",1,"S09C",0.,0.,0.,0,"ONLY");
1139 gMC->Gspos("S10N",1,"S10C",0.,0.,0.,0,"ONLY");
1141 // position panel volume inside the bulk nomex material volume
1142 gMC->Gspos("S09C",1,"S09X",0.,0.,kNomexBWidth/2.,0,"ONLY");
1143 gMC->Gspos("S10C",1,"S10X",0.,0.,kNomexBWidth/2.,0,"ONLY");
1145 // position the PCB volume inside the insulating material volume
1146 gMC->Gspos("S09P",1,"S09I",0.,0.,0.,0,"ONLY");
1147 gMC->Gspos("S10P",1,"S10I",0.,0.,0.,0,"ONLY");
1149 // position the horizontal frame volume inside the PCB volume
1150 gMC->Gspos("S09H",1,"S09P",0.,0.,0.,0,"ONLY");
1151 gMC->Gspos("S10H",1,"S10P",0.,0.,0.,0,"ONLY");
1153 // position the sensitive volume inside the horizontal frame volume
1154 gMC->Gsposp("S09G",1,"S09H",0.,0.,0.,0,"ONLY",senspar,3);
1155 gMC->Gsposp("S10G",1,"S10H",0.,0.,0.,0,"ONLY",senspar,3);
1157 // position the border volumes inside the PCB volume
1158 Float_t yborder = ( kPcbHeight - kBframeHeight ) / 2.;
1159 gMC->Gspos("S09B",1,"S09P",0., yborder,0.,0,"ONLY");
1160 gMC->Gspos("S09B",2,"S09P",0.,-yborder,0.,0,"ONLY");
1161 gMC->Gspos("S10B",1,"S10P",0., yborder,0.,0,"ONLY");
1162 gMC->Gspos("S10B",2,"S10P",0.,-yborder,0.,0,"ONLY");
1164 // // create the NULOC volume and position it in the horizontal frame
1166 gMC->Gsvolu("S09E","BOX",kNulocMaterial,nulocpar,3);
1167 gMC->Gsvolu("S10E","BOX",kNulocMaterial,nulocpar,3);
1169 for (xx = -xxmax; xx <= xxmax; xx += 2*kNulocLength) {
1171 gMC->Gspos("S09E",2*index-1,"S09B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
1172 gMC->Gspos("S09E",2*index ,"S09B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY");
1173 gMC->Gspos("S10E",2*index-1,"S10B", xx, 0.,-kBframeWidth/2. + kNulocWidth/2, 0, "ONLY");
1174 gMC->Gspos("S10E",2*index ,"S10B", xx, 0., kBframeWidth/2. - kNulocWidth/2, 0, "ONLY");
1178 // position the volumes approximating the circular section of the pipe
1179 Float_t epsilon = 0.001;
1183 Double_t dydiv = kSensHeight/ndiv;
1184 Double_t ydiv = (kSensHeight - dydiv)/2.;
1185 Float_t rmin = AliMUONConstants::Rmin(4);
1190 for (Int_t idiv = 0; idiv < ndiv; idiv++){
1193 if (ydiv < rmin) xdiv = rmin * TMath::Sin( TMath::ACos((ydiv-dydiv/2.)/rmin) );
1194 divpar[0] = (kPcbLength - xdiv)/2.;
1195 divpar[1] = dydiv/2. - epsilon;
1196 divpar[2] = kSensWidth/2.;
1197 xvol = (kPcbLength + xdiv)/2.;
1200 for (Int_t quadrant = 1; quadrant <= 4; quadrant++) {
1201 sprintf(idSlatCh9,"LE%d",ConvertSlatNum(1,quadrant,kNslats5-1));
1202 sprintf(idSlatCh10,"LF%d",ConvertSlatNum(1,quadrant,kNslats5-1));
1203 Int_t moduleSlatCh9 = GetModuleId(idSlatCh9);
1204 Int_t moduleSlatCh10 = GetModuleId(idSlatCh10);
1206 GetEnvelopes(moduleSlatCh9)->AddEnvelopeConstituentParam("S09G", idSlatCh9, quadrant*100+imax+4*idiv+1,
1207 TGeoTranslation(xvol-kPcbLength * kNPCB5[1]/2.,yvol-kPcbLength,0.),3,divpar);
1208 GetEnvelopes(moduleSlatCh10)->AddEnvelopeConstituentParam("S10G", idSlatCh10, quadrant*100+imax+4*idiv+1,
1209 TGeoTranslation(xvol-kPcbLength * kNPCB5[1]/2.,yvol-kPcbLength,0.),3,divpar);
1213 //Geometry of the support pannel Verticla length 5.7m, horizontal length 2.6m, internal radius dMotherInner o SC09 and SC10 (F. Orsini, Saclay)
1214 //Carbon fiber of 0.3 mm thick (2 layers) and a central layer of Nomex of 15mm thick.
1215 Float_t dMotherInner = AliMUONConstants::Rmin(4)-kRframeHeight;
1216 Float_t nomexthickness = 1.5;
1217 Float_t carbonthickness = 0.03;
1218 Float_t supporthlength = 260.;
1219 Float_t supportvlength = 570.;
1220 // Generating the composite shape of the carbon and nomex pannels
1221 new TGeoBBox("shNomexBoxSt5",supporthlength/2., supportvlength/2. ,nomexthickness/2.+carbonthickness);
1222 new TGeoBBox("shCarbonBoxSt5",supporthlength/2., supportvlength/2. ,carbonthickness/2.);
1223 new TGeoTubeSeg("shNomexHoleSt5",0., dMotherInner, nomexthickness/2.+carbonthickness+0.001, -90. ,90.);
1224 new TGeoTubeSeg("shCarbonHoleSt5",0., dMotherInner, carbonthickness/2.+0.001, -90. ,90.);
1225 TGeoTranslation * trHoleSt5 = new TGeoTranslation("trHoleSt5",-supporthlength/2.,0.,0.);
1226 trHoleSt5->RegisterYourself();
1227 TGeoCompositeShape * shNomexSupportSt5 = new TGeoCompositeShape("shNomexSupportSt5","shNomexBoxSt5-shNomexHoleSt5:trHoleSt5");
1228 TGeoCompositeShape * shCarbonSupportSt5 = new TGeoCompositeShape("shCarbonSupportSt5","shCarbonBoxSt5-shCarbonHoleSt5:trHoleSt5");
1230 // Generating Nomex and Carbon pannel volumes
1231 TGeoVolume * voNomexSupportSt5 = new TGeoVolume("S09S", shNomexSupportSt5, kMedNomex);
1232 TGeoVolume * voCarbonSupportSt5 = new TGeoVolume("S09K", shCarbonSupportSt5, kMedCarbon);
1233 TGeoTranslation *trCarbon1St5 = new TGeoTranslation("trCarbon1St5",0.,0., -(nomexthickness+carbonthickness)/2.);
1234 TGeoTranslation *trCarbon2St5 = new TGeoTranslation("trCarbon2St5",0.,0., (nomexthickness+carbonthickness)/2.);
1235 voNomexSupportSt5->AddNode(voCarbonSupportSt5,1,trCarbon1St5);
1236 voNomexSupportSt5->AddNode(voCarbonSupportSt5,2,trCarbon2St5);
1237 Float_t dzCh9 = dzCh;
1238 TGeoTranslation * trSupport1St5 = new TGeoTranslation("trSupport1St5", supporthlength/2., 0. , dzCh9);
1239 TGeoRotation * roSupportSt5 = new TGeoRotation("roSupportSt5",90.,180.,-90.);
1240 TGeoCombiTrans * coSupport2St5 = new TGeoCombiTrans(-supporthlength/2., 0., -dzCh9, roSupportSt5);
1241 GetEnvelopes(13)->AddEnvelope("S09S", 0, 1, *trSupport1St5);
1242 GetEnvelopes(12)->AddEnvelope("S09S", 0, 2, *coSupport2St5);
1243 GetEnvelopes(15)->AddEnvelope("S09S", 0, 3, *trSupport1St5);
1244 GetEnvelopes(14)->AddEnvelope("S09S", 0, 4, *coSupport2St5);
1247 // End of pannel support geometry
1249 // cout << "Geometry for Station 5...... done" << endl;
1255 //______________________________________________________________________________
1256 void AliMUONSlatGeometryBuilder::SetTransformations()
1258 /// Defines the transformations for the station345 chambers.
1260 if (gAlice->GetModule("DIPO")) {
1261 // if DIPO is preset, the whole station will be placed in DDIP volume
1262 SetMotherVolume(4, "DDIP");
1263 SetMotherVolume(5, "DDIP");
1264 SetMotherVolume(6, "DDIP");
1265 SetMotherVolume(7, "DDIP");
1267 SetVolume(4, "SC05I", true);
1268 SetVolume(5, "SC05O", true);
1269 SetVolume(6, "SC06I", true);
1270 SetVolume(7, "SC06O", true);
1272 if (gAlice->GetModule("SHIL")) {
1273 SetMotherVolume(8, "YOUT2");
1274 SetMotherVolume(9, "YOUT2");
1275 SetMotherVolume(10, "YOUT2");
1276 SetMotherVolume(11, "YOUT2");
1277 SetMotherVolume(12, "YOUT2");
1278 SetMotherVolume(13, "YOUT2");
1279 SetMotherVolume(14, "YOUT2");
1280 SetMotherVolume(15, "YOUT2");
1283 SetVolume( 8, "SC07I", true);
1284 SetVolume( 9, "SC07O", true);
1285 SetVolume(10, "SC08I", true);
1286 SetVolume(11, "SC08O", true);
1287 SetVolume(12, "SC09I", true);
1288 SetVolume(13, "SC09O", true);
1289 SetVolume(14, "SC10I", true);
1290 SetVolume(15, "SC10O", true);
1292 // Stations 345 are not perpendicular to the beam axis
1293 // See AliMUONConstants class
1294 TGeoRotation st345inclination("rot99");
1295 st345inclination.RotateX(AliMUONConstants::St345Inclination());
1297 // The rotation of the half-chamber is done with respect the center of the chamber.
1298 // the distance beween the roation axis and the chamber position is
1299 // AliMUONConstants::DzCh()+AliMUONConstants::DzSlat()
1300 // Therefore the position of the half-chamber has to be corrected by a traslation in Z and Y axis
1301 Double_t deltaY = (AliMUONConstants::DzCh()+AliMUONConstants::DzSlat())*
1302 TMath::Sin(AliMUONConstants::St345Inclination() * TMath::Pi()/180.);
1303 Double_t deltaZ = (AliMUONConstants::DzCh()+AliMUONConstants::DzSlat())*
1304 (1.-TMath::Cos(AliMUONConstants::St345Inclination() * TMath::Pi()/180.));
1307 Double_t zpos1= - AliMUONConstants::DefaultChamberZ(4);
1308 SetTransformation(4, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination);
1309 SetTransformation(5, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination);
1311 zpos1= - AliMUONConstants::DefaultChamberZ(5);
1312 SetTransformation(6, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination);
1313 SetTransformation(7, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination);
1315 zpos1 = - AliMUONConstants::DefaultChamberZ(6);
1316 SetTransformation(8, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination);
1317 SetTransformation(9, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination);
1319 zpos1 = - AliMUONConstants::DefaultChamberZ(7);
1320 SetTransformation(10, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination );
1321 SetTransformation(11, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination );
1323 zpos1 = - AliMUONConstants::DefaultChamberZ(8);
1324 SetTransformation(12, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination);
1325 SetTransformation(13, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination);
1327 zpos1 = - AliMUONConstants::DefaultChamberZ(9);
1328 SetTransformation(14, TGeoTranslation(0., -deltaY, -deltaZ+zpos1), st345inclination);
1329 SetTransformation(15, TGeoTranslation(0., deltaY, deltaZ+zpos1), st345inclination);
1333 //______________________________________________________________________________
1334 void AliMUONSlatGeometryBuilder::SetSensitiveVolumes()
1336 /// Defines the sensitive volumes for slat stations chambers.
1338 GetGeometry( 4)->SetSensitiveVolume("S05G");
1339 GetGeometry( 5)->SetSensitiveVolume("S05G");
1340 GetGeometry( 6)->SetSensitiveVolume("S06G");
1341 GetGeometry( 7)->SetSensitiveVolume("S06G");
1342 GetGeometry( 8)->SetSensitiveVolume("S07G");
1343 GetGeometry( 9)->SetSensitiveVolume("S07G");
1344 GetGeometry(10)->SetSensitiveVolume("S08G");
1345 GetGeometry(11)->SetSensitiveVolume("S08G");
1346 GetGeometry(12)->SetSensitiveVolume("S09G");
1347 GetGeometry(13)->SetSensitiveVolume("S09G");
1348 GetGeometry(14)->SetSensitiveVolume("S10G");
1349 GetGeometry(15)->SetSensitiveVolume("S10G");
1352 //______________________________________________________________________________
1353 Int_t AliMUONSlatGeometryBuilder::ConvertSlatNum(Int_t numslat, Int_t quadnum, Int_t fspq) const
1355 /// On-line function establishing the correspondance between numslat (the slat number on a particular quadrant (numslat->0....4 for St3))
1356 /// and slatnum (the slat number on the whole panel (slatnum->1...18 for St3)
1358 if (quadnum==2 || quadnum==3)
1361 numslat = fspq + 2-numslat;
1364 if (quadnum==3 || quadnum==4) numslat += 2*fspq+1;