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 **************************************************************************/
16 // This class Defines the Geometry for the ITS services and support cones
17 // outside of the ceneteral volume (except for the Ceneteral support
18 // cylinders. Other classes define the rest of the ITS. Specificaly the ITS
19 // The SSD support cone,SSD Support centeral cylinder, SDD support cone,
20 // The SDD cupport centeral cylinder, the SPD Thermal Sheald, The supports
21 // and cable trays on both the RB26 (muon dump) and RB24 sides, and all of
22 // the cabling from the ladders/stave ends out past the TPC.
25 // General Root includes
27 // Root Geometry includes
29 #include <TGeoManager.h>
30 #include <TGeoVolume.h>
33 #include <TGeoTube.h> // contaings TGeoTubeSeg
36 #include <TGeoCompositeShape.h>
37 #include <TGeoMatrix.h>
38 #include "AliITSv11GeometrySupport.h"
40 ClassImp(AliITSv11GeometrySupport)
44 //______________________________________________________________________
45 void AliITSv11GeometrySupport::SPDCone(TGeoVolume *moth,TGeoManager *mgr)
48 // Creates the SPD thermal shield as a volume assembly
49 // and adds it to the mother volume
50 // (this is actually a merge of the previous SPDThermalSheald method
51 // of AliITSv11GeometrySupport.cxx,v 1.9 2007/06/06 and the
52 // CreateSPDThermalShield method of AliITSv11Hybrid)
55 // moth : the TGeoVolume owing the volume structure
56 // mgr : the GeoManager (default gGeoManager)
60 // Updated: 11 Dec 2007 Mario Sitta
62 // Technical data are taken from: ALICE-Thermal Screen "Cone transition"
63 // (thermal-screen1_a3.ps), "Cylinder" (thermal-screen2_a3.ps), "Half
64 // assembly" (thermal-screen3_a3.ps), "Flange" (thermal-screen4_a3.ps)
67 // Dimensions of the Central shield
68 const Double_t kHalfLengthCentral = 400.*fgkmm;
69 const Double_t kThicknessCentral = 0.4*fgkmm;
70 const Double_t kInnerRadiusCentral = 8.1475*fgkcm;
71 const Double_t kOuterRadiusCentral = 9.9255*fgkcm;
72 const Double_t kInnerACentral = 3.1674*fgkcm;
73 const Double_t kInnerBCentral = 2.023 *fgkcm;
74 const Double_t kOuterACentral = 2.4374*fgkcm;
75 const Double_t kOuterBCentral = 3.8162*fgkcm;
76 // Dimensions of the EndCap shield
77 const Double_t kHalfLengthEndCap = 25.*fgkmm;
78 const Double_t kThicknessEndCap = 2.0*fgkmm;
79 const Double_t kInnerRadiusEndCap = 8.0775*fgkcm;
80 const Double_t kOuterRadiusEndCap = 9.9955*fgkcm;
81 const Double_t kInnerAEndCap = 3.1453*fgkcm;
82 const Double_t kInnerBEndCap = 2.0009*fgkcm;
83 const Double_t kOuterAEndCap = 2.4596*fgkcm;
84 const Double_t kOuterBEndCap = 3.8384*fgkcm;
85 // Dimensions of the Cone shield
86 const Double_t kHalfLengthCone = 145.*fgkmm;
87 const Double_t kThicknessCone = 0.3*fgkmm;
88 const Double_t kInnerRadialCone = 37.3*fgkcm;
89 const Double_t kOuterRadialCone = 39.0*fgkcm;
90 const Double_t kInnerACone = 14.2344*fgkcm;
91 // const Double_t kInnerBCone = 9.0915*fgkcm;
92 const Double_t kOuterACone = 9.5058*fgkcm;
93 // const Double_t kOuterBCone = 14.8831*fgkcm;
94 // Dimensions of the Flange's Ring and Wing
95 const Double_t kHalfLengthRing = 7.5*fgkmm;
96 const Double_t kThicknessRing = 0.3*fgkmm;
97 const Double_t kInnerRadiusRing = 37.3*fgkcm;
98 const Double_t kOuterRadiusRing = 42.0*fgkcm;
99 const Double_t kOuterRadiusWing = 49.25*fgkcm;
100 const Double_t kWideWing = 6.0*fgkcm;
101 const Double_t kThetaWing = 45.0;
103 const Double_t kTheta = 36.0*TMath::DegToRad();
104 const Double_t kThicknessOmega = 0.3*fgkmm;
108 Double_t xshld[24], yshld[24];
109 Double_t xair[24] , yair[24];
110 Double_t xomega[48], yomega[48];
113 // The entire shield is made up of two half central shields
114 // symmetric with respect to the XZ plane, four half end cap
115 // shields, again symmetric with respect to the XZ plane, and four
116 // half cones, symmetric with respect to the XZ plane too.
118 TGeoVolumeAssembly *vM = new TGeoVolumeAssembly("ITSspdThermalShield");
120 // The central half shield: a half tube of carbon fiber,
121 // a similar but proportionally smaller half tube of air inside it,
122 // and a Omega-shaped carbon fiber insert inside the air.
123 // They are all XTru shapes
125 TGeoXtru *centralshape = new TGeoXtru(2);
127 CreateSPDThermalShape(kInnerACentral,kInnerBCentral,kInnerRadiusCentral,
128 kOuterACentral,kOuterBCentral,kOuterRadiusCentral,
131 centralshape->DefinePolygon(24,xshld,yshld);
132 centralshape->DefineSection(0,-kHalfLengthCentral);
133 centralshape->DefineSection(1, kHalfLengthCentral);
135 // Now rescale to get the air volume dimensions
136 InsidePoint(xshld[23], yshld[23],
137 xshld[ 0], yshld[ 0],
138 xshld[ 1], yshld[ 1], kThicknessCentral,
140 for (Int_t i=1; i<23; i++) {
141 InsidePoint(xshld[i-1], yshld[i-1],
142 xshld[ i ], yshld[ i ],
143 xshld[i+1], yshld[i+1], kThicknessCentral,
146 InsidePoint(xshld[22], yshld[22],
147 xshld[23], yshld[23],
148 xshld[ 0], yshld[ 0], kThicknessCentral,
151 // Create the air shape
152 TGeoXtru *centralairshape = new TGeoXtru(2);
154 centralairshape->DefinePolygon(24,xair,yair);
155 centralairshape->DefineSection(0,-kHalfLengthCentral);
156 centralairshape->DefineSection(1, kHalfLengthCentral);
158 // Create the Omega insert
159 TGeoXtru *centralomegashape = new TGeoXtru(2);
161 CreateSPDOmegaShape(xair,yair,kThicknessOmega,xomega,yomega);
163 centralomegashape->DefinePolygon(48,xomega,yomega);
164 centralomegashape->DefineSection(0,-kHalfLengthCentral);
165 centralomegashape->DefineSection(1, kHalfLengthCentral);
167 // The end cap half shield: a half tube of carbon fiber,
168 // a similar but proportionally smaller half tube of air inside it,
169 // and a Omega-shaped carbon fiber insert inside the air.
170 // They are all XTru shapes
172 TGeoXtru *endcapshape = new TGeoXtru(2);
174 CreateSPDThermalShape(kInnerAEndCap,kInnerBEndCap,kInnerRadiusEndCap,
175 kOuterAEndCap,kOuterBEndCap,kOuterRadiusEndCap,
178 endcapshape->DefinePolygon(24,xshld,yshld);
179 endcapshape->DefineSection(0,-kHalfLengthEndCap);
180 endcapshape->DefineSection(1, kHalfLengthEndCap);
182 // Now rescale to get the air volume dimensions
183 InsidePoint(xshld[23], yshld[23],
184 xshld[ 0], yshld[ 0],
185 xshld[ 1], yshld[ 1], kThicknessEndCap,
187 for (Int_t i=1; i<23; i++) {
188 InsidePoint(xshld[i-1], yshld[i-1],
189 xshld[ i ], yshld[ i ],
190 xshld[i+1], yshld[i+1], kThicknessEndCap,
193 InsidePoint(xshld[22], yshld[22],
194 xshld[23], yshld[23],
195 xshld[ 0], yshld[ 0], kThicknessEndCap,
198 // Create the air shape
199 TGeoXtru *endcapairshape = new TGeoXtru(2);
201 endcapairshape->DefinePolygon(24,xair,yair);
202 endcapairshape->DefineSection(0,-kHalfLengthEndCap);
203 endcapairshape->DefineSection(1, kHalfLengthEndCap);
205 // Create the Omega insert
206 TGeoXtru *endcapomegashape = new TGeoXtru(2);
208 CreateSPDOmegaShape(xair,yair,kThicknessOmega,xomega,yomega);
210 endcapomegashape->DefinePolygon(48,xomega,yomega);
211 endcapomegashape->DefineSection(0,-kHalfLengthEndCap);
212 endcapomegashape->DefineSection(1, kHalfLengthEndCap);
214 // The cone half shield is more complex since there is no basic
215 // TGeo shape to describe it correctly. So it is made of a series
216 // of TGeoArb8 shapes filled with air, which all together make up the
217 // the cone AND its internal insert. Part of the following code is
218 // adapted from SPDThermalSheald method.
221 TGeoArb8 *sC1 = new TGeoArb8(kHalfLengthCone);
222 TGeoArb8 *sC2 = new TGeoArb8(kHalfLengthCone);
224 CreateSPDThermalShape(kInnerACentral,kInnerBCentral,kInnerRadiusCentral,
225 kOuterACentral,kOuterBCentral,kOuterRadiusCentral,
228 sC1->SetVertex(0,xshld[12],yshld[12]);
229 sC1->SetVertex(1,xshld[11],yshld[11]);
230 sC1->SetVertex(2,xshld[ 0],yshld[ 0]);
231 sC1->SetVertex(3,xshld[23],yshld[23]);
233 sC2->SetVertex(0,xshld[11],yshld[11]);
234 sC2->SetVertex(1,xshld[10],yshld[10]);
235 sC2->SetVertex(2,xshld[ 1],yshld[ 1]);
236 sC2->SetVertex(3,xshld[ 0],yshld[ 0]);
238 // Drawings give only the radius, convert it to the apothegm
239 Double_t kInnerRadiusCone = TMath::Sqrt(kInnerRadialCone*kInnerRadialCone
240 - 0.25*kInnerACone*kInnerACone);
241 Double_t kOuterRadiusCone = TMath::Sqrt(kOuterRadialCone*kOuterRadialCone
242 - 0.25*kOuterACone*kOuterACone);
244 Double_t xco[4], yco[4], xci[4], yci[4];
246 for (Int_t i=0; i<2; i++) {
247 Double_t th = i*kTheta*TMath::RadToDeg();
248 xco[2*i ] = kOuterRadiusCone*SinD(th) - 0.5*kOuterACone*CosD(th);
249 yco[2*i ] = kOuterRadiusCone*CosD(th) + 0.5*kOuterACone*SinD(th);
250 xci[2*i ] = kInnerRadiusCone*SinD(th) - 0.5*kInnerACone*CosD(th);
251 yci[2*i ] = kInnerRadiusCone*CosD(th) + 0.5*kInnerACone*SinD(th);
252 xco[2*i+1] = kOuterRadiusCone*SinD(th) + 0.5*kOuterACone*CosD(th);
253 yco[2*i+1] = kOuterRadiusCone*CosD(th) - 0.5*kOuterACone*SinD(th);
254 xci[2*i+1] = kInnerRadiusCone*SinD(th) + 0.5*kInnerACone*CosD(th);
255 yci[2*i+1] = kInnerRadiusCone*CosD(th) - 0.5*kInnerACone*SinD(th);
258 sC1->SetVertex(4,xco[0],yco[0]);
259 sC1->SetVertex(5,xco[1],yco[1]);
260 sC1->SetVertex(6,xci[1],yci[1]);
261 sC1->SetVertex(7,xci[0],yci[0]);
263 sC2->SetVertex(4,xco[1],yco[1]);
264 sC2->SetVertex(5,xco[2],yco[2]);
265 sC2->SetVertex(6,xci[2],yci[2]);
266 sC2->SetVertex(7,xci[1],yci[1]);
269 TGeoArb8 *sCh1 = new TGeoArb8(kHalfLengthCone);
270 TGeoArb8 *sCh2 = new TGeoArb8(kHalfLengthCone);
272 for(Int_t i=0; i<4; i++){
273 InsidePoint(sC1->GetVertices()[((i+3)%4)*2+0],
274 sC1->GetVertices()[((i+3)%4)*2+1],
275 sC1->GetVertices()[i*2+0],
276 sC1->GetVertices()[i*2+1],
277 sC1->GetVertices()[((i+1)%4)*2+0],
278 sC1->GetVertices()[((i+1)%4)*2+1],-kThicknessCone,x,y);
279 sCh1->SetVertex(i,x,y);
281 InsidePoint(sC1->GetVertices()[((i+3)%4 +4)*2+0],
282 sC1->GetVertices()[((i+3)%4 +4)*2+1],
283 sC1->GetVertices()[(i+4)*2+0],
284 sC1->GetVertices()[(i+4)*2+1],
285 sC1->GetVertices()[((i+1)%4 +4)*2+0],
286 sC1->GetVertices()[((i+1)%4 +4)*2+1],-kThicknessCone,x,y);
287 sCh1->SetVertex(i+4,x,y);
289 InsidePoint(sC2->GetVertices()[((i+3)%4)*2+0],
290 sC2->GetVertices()[((i+3)%4)*2+1],
291 sC2->GetVertices()[i*2+0],
292 sC2->GetVertices()[i*2+1],
293 sC2->GetVertices()[((i+1)%4)*2+0],
294 sC2->GetVertices()[((i+1)%4)*2+1],-kThicknessCone,x,y);
295 sCh2->SetVertex(i,x,y);
297 InsidePoint(sC2->GetVertices()[((i+3)%4 +4)*2+0],
298 sC2->GetVertices()[((i+3)%4 +4)*2+1],
299 sC2->GetVertices()[(i+4)*2+0],
300 sC2->GetVertices()[(i+4)*2+1],
301 sC2->GetVertices()[((i+1)%4 +4)*2+0],
302 sC2->GetVertices()[((i+1)%4 +4)*2+1],-kThicknessCone,x,y);
303 sCh2->SetVertex(i+4,x,y);
306 // Finally the carbon fiber Ring with its Wings and their
307 // stesalite inserts. They are Tube and TubeSeg shapes
309 TGeoTube *ringshape = new TGeoTube(kInnerRadiusRing,kOuterRadiusRing,
312 TGeoTube *ringinsertshape = new TGeoTube(kInnerRadiusRing+kThicknessRing,
313 kOuterRadiusRing-kThicknessRing,
314 kHalfLengthRing-kThicknessRing);
316 Double_t angleWideWing, angleWideWingThickness;
317 angleWideWing = (kWideWing/kOuterRadiusWing)*TMath::RadToDeg();
318 angleWideWingThickness = (kThicknessRing/kOuterRadiusWing)*TMath::RadToDeg();
320 TGeoTubeSeg *wingshape = new TGeoTubeSeg(kOuterRadiusRing,kOuterRadiusWing,
321 kHalfLengthRing, 0, angleWideWing);
323 TGeoTubeSeg *winginsertshape = new TGeoTubeSeg(kOuterRadiusRing,
324 kOuterRadiusWing-kThicknessRing, kHalfLengthRing-kThicknessRing,
325 angleWideWingThickness, angleWideWing-angleWideWingThickness);
328 // We have the shapes: now create the real volumes
330 TGeoMedium *medSPDcf = mgr->GetMedium("ITS_SPD shield$");
331 TGeoMedium *medSPDair = mgr->GetMedium("ITS_SPD AIR$");
332 TGeoMedium *medSPDste = mgr->GetMedium("ITS_G10FR4$"); // stesalite
334 TGeoVolume *centralshield = new TGeoVolume("SPDcentralshield",
335 centralshape,medSPDcf);
336 centralshield->SetVisibility(kTRUE);
337 centralshield->SetLineColor(7);
338 centralshield->SetLineWidth(1);
340 TGeoVolume *centralairshield = new TGeoVolume("SPDcentralairshield",
341 centralairshape,medSPDair);
342 centralairshield->SetVisibility(kTRUE);
343 centralairshield->SetLineColor(5); // Yellow
344 centralairshield->SetLineWidth(1);
345 centralairshield->SetFillColor(centralairshield->GetLineColor());
346 centralairshield->SetFillStyle(4090); // 90% transparent
348 TGeoVolume *centralomega = new TGeoVolume("SPDcentralomega",
349 centralomegashape,medSPDcf);
350 centralomega->SetVisibility(kTRUE);
351 centralomega->SetLineColor(7);
352 centralomega->SetLineWidth(1);
354 centralairshield->AddNode(centralomega,1,0);
355 centralshield->AddNode(centralairshield,1,0);
357 TGeoVolume *endcapshield = new TGeoVolume("SPDendcapshield",
358 endcapshape,medSPDcf);
359 endcapshield->SetVisibility(kTRUE);
360 endcapshield->SetLineColor(7);
361 endcapshield->SetLineWidth(1);
363 TGeoVolume *endcapairshield = new TGeoVolume("SPDendcapairshield",
364 endcapairshape,medSPDair);
365 endcapairshield->SetVisibility(kTRUE);
366 endcapairshield->SetLineColor(5); // Yellow
367 endcapairshield->SetLineWidth(1);
368 endcapairshield->SetFillColor(endcapairshield->GetLineColor());
369 endcapairshield->SetFillStyle(4090); // 90% transparent
371 TGeoVolume *endcapomega = new TGeoVolume("SPDendcapomega",
372 endcapomegashape,medSPDcf);
373 endcapomega->SetVisibility(kTRUE);
374 endcapomega->SetLineColor(7);
375 endcapomega->SetLineWidth(1);
377 endcapairshield->AddNode(endcapomega,1,0);
378 endcapshield->AddNode(endcapairshield,1,0);
380 TGeoVolume *vC1 = new TGeoVolume("SPDconeshieldV1",sC1,medSPDcf);
381 vC1->SetVisibility(kTRUE);
382 vC1->SetLineColor(7);
383 vC1->SetLineWidth(1);
385 TGeoVolume *vCh1 = new TGeoVolume("SPDconeshieldH1",sCh1,medSPDair);
387 vCh1->SetVisibility(kTRUE);
388 vCh1->SetLineColor(5); // Yellow
389 vCh1->SetLineWidth(1);
390 vCh1->SetFillColor(vCh1->GetLineColor());
391 vCh1->SetFillStyle(4090); // 90% transparent
393 vC1->AddNode(vCh1,1,0);
395 TGeoVolume *vC2 = new TGeoVolume("SPDconeshieldV2",sC2,medSPDcf);
397 vC2->SetVisibility(kTRUE);
398 vC2->SetLineColor(7);
399 vC2->SetLineWidth(1);
401 TGeoVolume *vCh2 = new TGeoVolume("SPDconeshieldH2",sCh2,medSPDair);
403 vCh2->SetVisibility(kTRUE);
404 vCh2->SetLineColor(5); // Yellow
405 vCh2->SetLineWidth(1);
406 vCh2->SetFillColor(vCh2->GetLineColor());
407 vCh2->SetFillStyle(4090); // 90% transparent
409 vC2->AddNode(vCh2,1,0);
411 TGeoVolume *ring = new TGeoVolume("SPDshieldring",ringshape,medSPDcf);
412 ring->SetVisibility(kTRUE);
413 ring->SetLineColor(7);
414 ring->SetLineWidth(1);
416 TGeoVolume *ringinsert = new TGeoVolume("SPDshieldringinsert",
417 ringinsertshape,medSPDste);
418 ringinsert->SetVisibility(kTRUE);
419 ringinsert->SetLineColor(3); // Green
420 // ringinsert->SetLineWidth(1);
421 ringinsert->SetFillColor(ringinsert->GetLineColor());
422 ringinsert->SetFillStyle(4010); // 10% transparent
424 ring->AddNode(ringinsert,1,0);
426 TGeoVolume *wing = new TGeoVolume("SPDshieldringwing",wingshape,medSPDcf);
427 wing->SetVisibility(kTRUE);
428 wing->SetLineColor(7);
429 wing->SetLineWidth(1);
431 TGeoVolume *winginsert = new TGeoVolume("SPDshieldringinsert",
432 winginsertshape,medSPDste);
433 winginsert->SetVisibility(kTRUE);
434 winginsert->SetLineColor(3); // Green
435 // winginsert->SetLineWidth(1);
436 winginsert->SetFillColor(winginsert->GetLineColor());
437 winginsert->SetFillStyle(4010); // 10% transparent
439 wing->AddNode(winginsert,1,0);
442 // Add all volumes in the assembly
443 vM->AddNode(centralshield,1,0);
444 vM->AddNode(centralshield,2,new TGeoRotation("",180,0,0));
446 vM->AddNode(endcapshield,1,
447 new TGeoTranslation(0,0, kHalfLengthCentral+kHalfLengthEndCap));
448 vM->AddNode(endcapshield,2,
449 new TGeoTranslation(0,0,-kHalfLengthCentral-kHalfLengthEndCap));
450 vM->AddNode(endcapshield,3,new TGeoCombiTrans(
451 0, 0, kHalfLengthCentral+kHalfLengthEndCap,
452 new TGeoRotation("",180,0,0) ) );
453 vM->AddNode(endcapshield,4,new TGeoCombiTrans(
454 0, 0,-kHalfLengthCentral-kHalfLengthEndCap,
455 new TGeoRotation("",180,0,0) ) );
457 for (Int_t i=0; i<10; i++) {
458 Double_t thetaC12 = kTheta*TMath::RadToDeg();
459 vM->AddNode(vC1,2*i+1, new TGeoCombiTrans(
460 0, 0, kHalfLengthCentral+2*kHalfLengthEndCap+kHalfLengthCone,
461 new TGeoRotation("",0, 0,i*thetaC12) ) );
462 vM->AddNode(vC1,2*i+2, new TGeoCombiTrans(
463 0, 0, -kHalfLengthCentral-2*kHalfLengthEndCap-kHalfLengthCone,
464 new TGeoRotation("",0,180,i*thetaC12) ) );
465 vM->AddNode(vC2,2*i+1, new TGeoCombiTrans(
466 0, 0, kHalfLengthCentral+2*kHalfLengthEndCap+kHalfLengthCone,
467 new TGeoRotation("",0, 0,i*thetaC12) ) );
468 vM->AddNode(vC2,2*i+2, new TGeoCombiTrans(
469 0, 0, -kHalfLengthCentral-2*kHalfLengthEndCap-kHalfLengthCone,
470 new TGeoRotation("",0,180,i*thetaC12) ) );
473 vM->AddNode(ring,1,new TGeoTranslation(0, 0,
474 kHalfLengthCentral+2*kHalfLengthEndCap+2*kHalfLengthCone
476 vM->AddNode(ring,2,new TGeoTranslation(0, 0,
477 -kHalfLengthCentral-2*kHalfLengthEndCap-2*kHalfLengthCone
480 for (Int_t i=0; i<4; i++) {
481 Double_t thetaW = kThetaWing*(2*i+1) - angleWideWing/2.;
482 vM->AddNode(wing,2*i+1,new TGeoCombiTrans(0, 0,
483 kHalfLengthCentral+2*kHalfLengthEndCap+2*kHalfLengthCone
484 +kHalfLengthRing, new TGeoRotation("",thetaW,0,0) ));
485 vM->AddNode(wing,2*i+2,new TGeoCombiTrans(0, 0,
486 -kHalfLengthCentral-2*kHalfLengthEndCap-2*kHalfLengthCone
487 -kHalfLengthRing, new TGeoRotation("",thetaW,0,0) ));
490 // Some debugging if requested
496 // Finally put the entire shield in the mother volume
497 moth->AddNode(vM,1,0);
502 //______________________________________________________________________
503 void AliITSv11GeometrySupport::CreateSPDThermalShape(
504 Double_t ina, Double_t inb, Double_t inr,
505 Double_t oua, Double_t oub, Double_t our,
506 Double_t t, Double_t *x , Double_t *y )
509 // Creates the proper sequence of X and Y coordinates to determine
510 // the base XTru polygon for the SPD thermal shapes
513 // ina, inb : inner shape sides
514 // inr : inner radius
515 // oua, oub : outer shape sides
516 // our : outer radius
520 // x, y : coordinate vectors [24]
522 // Created: 14 Nov 2007 Mario Sitta
523 // Updated: 11 Dec 2007 Mario Sitta
525 Double_t xlocal[6],ylocal[6];
527 //Create the first inner quadrant (X > 0)
528 FillSPDXtruShape(ina,inb,inr,t,xlocal,ylocal);
529 for (Int_t i=0; i<6; i++) {
534 // Then reflex on the second quadrant (X < 0)
535 for (Int_t i=0; i<6; i++) {
540 // Now create the first outer quadrant (X > 0)
541 FillSPDXtruShape(oua,oub,our,t,xlocal,ylocal);
542 for (Int_t i=0; i<6; i++) {
547 // Finally reflex on the second quadrant (X < 0)
548 for (Int_t i=0; i<6; i++) {
556 //______________________________________________________________________
557 void AliITSv11GeometrySupport::CreateSPDOmegaShape(
558 Double_t *xin, Double_t *yin, Double_t d,
559 Double_t *x, Double_t *y)
562 // Creates the proper sequence of X and Y coordinates to determine
563 // the SPD Omega XTru polygon
566 // xin, yin : coordinates of the air volume
567 // d : Omega shape thickness
571 // x, y : coordinate vectors [48]
573 // Created: 17 Nov 2007 Mario Sitta
574 // Updated: 11 Dec 2007 Mario Sitta
575 // Updated: 20 Feb 2009 Mario Sitta New algorithm (the old one
576 // gives erroneous vertexes)
579 // This vector contains the index of those points which coincide
580 // with the corresponding points in the air shape
581 Int_t indexAir2Omega[12] = {1, 2, 5, 6, 9, 10, 11, 15, 16, 19, 20, 23};
583 // First fill those vertexes corresponding to
584 // the edges aligned to the air shape edges
585 for (Int_t j=0; j<12; j++) {
586 x[*(indexAir2Omega+j)] = xin[j];
587 y[*(indexAir2Omega+j)] = yin[j];
590 // Now get the coordinates of the first inner point
591 PointFromParallelLines(x[23],y[23],x[1],y[1],d,x[0],y[0]);
593 // Knowing this, the second internal point can be determined
594 InsidePoint(x[0],y[0],x[1],y[1],x[2],y[2],d,x[22],y[22]);
596 // The third point is now computable
597 ReflectPoint(x[1],y[1],x[2],y[2],x[22],y[22],x[21],y[21]);
600 InsidePoint(x[21],y[21],x[20],y[20],x[19],y[19],-d,x[3],y[3]);
602 ReflectPoint(x[20],y[20],x[19],y[19],x[3],y[3],x[4],y[4]);
604 InsidePoint(x[4],y[4],x[5],y[5],x[6],y[6],d,x[18],y[18]);
606 ReflectPoint(x[5],y[5],x[6],y[6],x[18],y[18],x[17],y[17]);
608 InsidePoint(x[17],y[17],x[16],y[16],x[15],y[15],-d,x[7],y[7]);
610 ReflectPoint(x[16],y[16],x[15],y[15],x[7],y[7],x[8],y[8]);
612 InsidePoint(x[8],y[8],x[9],y[9],x[10],y[10],d,x[14],y[14]);
614 // These need to be fixed explicitly
620 // Finally reflect on the negative side
621 for (Int_t i=0; i<24; i++) {
626 // Wow ! We've finished
630 //______________________________________________________________________
631 void AliITSv11GeometrySupport::FillSPDXtruShape(Double_t a, Double_t b,
632 Double_t r, Double_t t,
633 Double_t *x, Double_t *y)
636 // Creates the partial sequence of X and Y coordinates to determine
637 // the lateral part of the SPD thermal shield
640 // a, b : shape sides
645 // x, y : coordinate vectors [6]
647 // Created: 14 Nov 2007 Mario Sitta
652 x[1] = x[0] + b * TMath::Cos(t/2);
653 y[1] = y[0] - b * TMath::Sin(t/2);
655 x[2] = x[1] + a * TMath::Cos(t);
656 y[2] = y[1] - a * TMath::Sin(t);
658 x[3] = x[2] + b * TMath::Cos(3*t/2);
659 y[3] = y[2] - b * TMath::Sin(3*t/2);
661 x[4] = x[3] + a * TMath::Cos(2*t);
662 y[4] = y[3] - a * TMath::Sin(2*t);
670 //______________________________________________________________________
671 void AliITSv11GeometrySupport::PointFromParallelLines(Double_t x1, Double_t y1,
672 Double_t x2, Double_t y2, Double_t d,
673 Double_t &x, Double_t &y)
676 // Determines the X and Y of the first internal point of the Omega shape
677 // (i.e. the coordinates of a point given two parallel lines passing by
678 // two points and placed at a known distance)
681 // x1, y1 : first point
682 // x2, y2 : second point
683 // d : distance between the two lines
686 // x, y : coordinate of the point
688 // Created: 22 Feb 2009 Mario Sitta
692 <img src="ITS/doc/PointFromParallelLines.gif">
696 // The slope of the paralles lines at a distance d
699 // The parameters of the solving equation
700 // a x^2 - 2 b x + c = 0
701 Double_t a = (x1 - x2)*(x1 - x2) - d*d;
702 Double_t b = (x1 - x2)*(y1 - y2);
703 Double_t c = (y1 - y2)*(y1 - y2) - d*d;
705 // (Delta4 is Delta/4 because we use the reduced formula)
706 Double_t Delta4 = b*b - a*c;
708 // Compute the slope of the two parallel lines
709 // (one of the two possible slopes, the one with the smaller
710 // absolute value is needed)
711 if (Delta4 < 0) { // Should never happen with our data, but just to be sure
712 x = -1; // x is expected positive, so this flags an error
715 m = (b + TMath::Sqrt(Delta4))/a; // b is negative with our data
717 // Finally compute the coordinates of the point
718 x = x2 + (y1 - y2 - d)/m;
725 //______________________________________________________________________
726 void AliITSv11GeometrySupport::ReflectPoint(Double_t x1, Double_t y1,
727 Double_t x2, Double_t y2,
728 Double_t x3, Double_t y3,
729 Double_t &x, Double_t &y)
732 // Given two points (x1,y1) and (x2,y2), determines the point (x,y)
733 // lying on the line parallel to the line passing by these points,
734 // at a distance d and passing by the point (x3,y3), which is symmetric to
735 // the third point with respect to the axis of the segment delimited by
736 // the two first points.
739 // x1, y1 : first point
740 // x2, y2 : second point
741 // x3, y3 : third point
742 // d : distance between the two lines
745 // x, y : coordinate of the reflected point
747 // Created: 22 Feb 2009 Mario Sitta
751 <img src="ITS/doc/ReflectPoint.gif">
755 // The slope of the line passing by the first two points
756 Double_t k = (y2 - y1)/(x2 - x1);
758 // The middle point of the segment 1-2
759 Double_t xK = (x1 + x2)/2.;
760 Double_t yK = (y1 + y2)/2.;
762 // The intercept between the axis of the segment 1-2 and the line
763 // passing by 3 and parallel to the line passing by 1-2
764 Double_t xH = (k*k*x3 + k*(yK - y3) + xK)/(k*k + 1);
765 Double_t yH = k*(xH - x3) + y3;
767 // The point symmetric to 3 with respect to H
775 //______________________________________________________________________
776 void AliITSv11GeometrySupport::SDDCone(TGeoVolume *moth,TGeoManager *mgr)
779 // Creates the SDD support cone and cylinder geometry as a
780 // volume assembly and adds it to the mother volume
781 // (part of this code is taken or anyway inspired to SDDCone method
782 // of AliITSv11GeometrySupport.cxx,v 1.9 2007/06/06)
785 // moth : the TGeoVolume owing the volume structure
786 // mgr : the GeoManager (default gGeoManager)
789 // Created: ??? Bjorn S. Nilsen
790 // Updated: 18 Feb 2008 Mario Sitta
791 // Updated: 25 Jul 2008 Mario Sitta SDDCarbonFiberCone simpler
793 // Technical data are taken from: "Supporto Generale Settore SDD"
794 // (technical drawings ALR-0816/1-B), "Supporto Globale Settore SDD"
795 // (technical drawings ALR-0816/2A, ALR-0816/2B, ALR-0816/2C, ALR-0816/2D),
796 // private communication with B. Giraudo
798 // Dimensions of the Central cylinder and flanges
799 const Double_t kCylinderHalfLength = (790.0/2)*fgkmm;
800 const Double_t kCylinderInnerR = (210.0/2)*fgkmm;
801 const Double_t kCylinderOuterR = (231.0/2)*fgkmm;
802 const Double_t kFlangeHalfLength = ( 15.0/2)*fgkmm;
803 const Double_t kFlangeInnerR = (210.5/2)*fgkmm;
804 const Double_t kFlangeOuterR = (230.5/2)*fgkmm;
805 const Double_t kInsertoHalfLength =
806 kCylinderHalfLength - 2*kFlangeHalfLength;
807 // const Double_t kCFThickness = kFlangeInnerR - kCylinderInnerR;
808 const Double_t kBoltDiameter = 6.0*fgkmm; // M6 screw
809 const Double_t kBoltDepth = 6.0*fgkmm; // In the flange
810 const Double_t kBoltRadius = (220.0/2)*fgkmm; // Radius in flange
811 const Double_t kThetaBolt = 30.0*fgkDegree;
812 const Int_t kNBolts = (Int_t)(360.0/kThetaBolt);
813 // Dimensions of the Cone
814 const Double_t kConeROutMin = (540.0/2)*fgkmm;
815 const Double_t kConeROutMax = (560.0/2)*fgkmm;
816 const Double_t kConeRCurv = 10.0*fgkmm; // Radius of curvature
817 const Double_t kConeRinMin = (210.0/2)*fgkmm;
818 // const Double_t kConeRinMax = (216.0/2)*fgkmm;
819 const Double_t kConeRinCylinder = (231.0/2)*fgkmm;
820 const Double_t kConeZCylinder = 192.0*fgkmm;
821 const Double_t kConeZOuterMilled = 23.0*fgkmm;
822 const Double_t kConeDZin = 15.0*fgkmm; // ???
823 const Double_t kConeThickness = 10.0*fgkmm; // Rohacell + Carb.Fib.
824 const Double_t kConeTheta = 45.0*fgkDegree; // SDD cone angle
825 const Double_t kSinConeTheta =
826 TMath::Sin(kConeTheta*TMath::DegToRad());
827 const Double_t kCosConeTheta =
828 TMath::Cos(kConeTheta*TMath::DegToRad());
829 const Double_t kTanConeTheta =
830 TMath::Tan(kConeTheta*TMath::DegToRad());
831 // Dimensions of the Cone Inserts
832 const Double_t kConeCFThickness = 1.5*fgkmm; // Carbon fiber thickness
833 // Dimensions of the Cone Holes
834 const Double_t kHole1RMin = (450.0/2)*fgkmm;
835 const Double_t kHole1RMax = (530.0/2)*fgkmm;
836 const Double_t kHole2RMin = (280.0/2)*fgkmm;
837 const Double_t kHole2RMax = (375.0/2)*fgkmm;
838 const Double_t kHole1Phi = 25.0*fgkDegree;
839 const Double_t kHole2Phi = 50.0*fgkDegree;
840 const Double_t kHole3RMin = 205.0*fgkmm;
841 const Double_t kHole3DeltaR = 15*fgkmm;
842 const Double_t kHole3Width = 30*fgkmm;
843 const Int_t kNHole3 = 6 ;
844 const Double_t kHole4RMin = 116.0*fgkmm;
845 const Double_t kHole4DeltaR = 15*fgkmm;
846 const Double_t kHole4Width = 30*fgkmm;
847 // const Int_t kNHole4 = 3 ;
850 Double_t x, y, z, t, dza, rmin, rmax;
853 // Recover the needed materials
854 TGeoMedium *medSDDcf = mgr->GetMedium("ITS_SDD C (M55J)$");
855 TGeoMedium *medSDDair = mgr->GetMedium("ITS_SDD AIR$");
856 TGeoMedium *medSDDste = mgr->GetMedium("ITS_G10FR4$"); // stesalite
857 TGeoMedium *medSDDroh = mgr->GetMedium("ITS_ROHACELL$");
858 TGeoMedium *medSDDss = mgr->GetMedium("ITS_INOX$");
860 // First define the geometrical shapes
862 // Central cylinder with its internal foam and the lateral flanges:
863 // a carbon fiber Tube which contains a rohacell Tube and two
865 TGeoTube *cylindershape = new TGeoTube(kCylinderInnerR,kCylinderOuterR,
866 kCylinderHalfLength);
868 TGeoTube *insertoshape = new TGeoTube(kFlangeInnerR,kFlangeOuterR,
871 TGeoTube *flangeshape = new TGeoTube(kFlangeInnerR,kFlangeOuterR,
874 // The flange bolt: it is a Tube
875 TGeoTube *boltshape = new TGeoTube(0.0, 0.5*kBoltDiameter, 0.5*kBoltDepth);
877 // Debug if requested
879 cylindershape->InspectShape();
880 insertoshape->InspectShape();
881 flangeshape->InspectShape();
882 boltshape->InspectShape();
886 // We have the shapes: now create the real volumes
888 TGeoVolume *cfcylinder = new TGeoVolume("SDDCarbonFiberCylinder",
889 cylindershape,medSDDcf);
890 cfcylinder->SetVisibility(kTRUE);
891 cfcylinder->SetLineColor(4); // Blue
892 cfcylinder->SetLineWidth(1);
893 cfcylinder->SetFillColor(cfcylinder->GetLineColor());
894 cfcylinder->SetFillStyle(4000); // 0% transparent
896 TGeoVolume *foamcylinder = new TGeoVolume("SDDFoamCylinder",
897 insertoshape,medSDDroh);
898 foamcylinder->SetVisibility(kTRUE);
899 foamcylinder->SetLineColor(3); // Green
900 foamcylinder->SetLineWidth(1);
901 foamcylinder->SetFillColor(foamcylinder->GetLineColor());
902 foamcylinder->SetFillStyle(4050); // 50% transparent
904 TGeoVolume *flangecylinder = new TGeoVolume("SDDFlangeCylinder",
905 flangeshape,medSDDste);
906 flangecylinder->SetVisibility(kTRUE);
907 flangecylinder->SetLineColor(2); // Red
908 flangecylinder->SetLineWidth(1);
909 flangecylinder->SetFillColor(flangecylinder->GetLineColor());
910 flangecylinder->SetFillStyle(4050); // 50% transparent
912 TGeoVolume *bolt = new TGeoVolume("SDDFlangeBolt",boltshape,medSDDss);
913 bolt->SetVisibility(kTRUE);
914 bolt->SetLineColor(1); // Black
915 bolt->SetLineWidth(1);
916 bolt->SetFillColor(bolt->GetLineColor());
917 bolt->SetFillStyle(4050); // 50% transparent
919 // Mount up the cylinder
920 for(Int_t i=0; i<kNBolts; i++){
922 x = kBoltRadius*TMath::Cos(t);
923 y = kBoltRadius*TMath::Sin(t);
924 z = kFlangeHalfLength-kBoltDepth;
925 flangecylinder->AddNode(bolt, i+1, new TGeoTranslation("",x,y,z));
928 cfcylinder->AddNode(foamcylinder,1,0);
929 cfcylinder->AddNode(flangecylinder,1,
930 new TGeoTranslation(0, 0, kInsertoHalfLength+kFlangeHalfLength));
931 cfcylinder->AddNode(flangecylinder,2,new TGeoCombiTrans(
932 0, 0, -kInsertoHalfLength-kFlangeHalfLength,
933 new TGeoRotation("",0,180,0) ) );
936 // SDD Support Cone with its internal inserts: a carbon fiber Pcon
937 // with holes which contains a stesalite Pcon which on turn contains a
940 dza = kConeThickness/kSinConeTheta-(kConeROutMax-kConeROutMin)/kTanConeTheta;
942 TGeoPcon *coneshape = new TGeoPcon(0.0, 360.0, 10);
944 coneshape->Z(0) = 0.0;
945 coneshape->Rmin(0) = kConeROutMin;
946 coneshape->Rmax(0) = kConeROutMax;
948 coneshape->Z(1) = kConeZOuterMilled - dza;
949 coneshape->Rmin(1) = coneshape->GetRmin(0);
950 coneshape->Rmax(1) = coneshape->GetRmax(0);
952 coneshape->Z(2) = kConeZOuterMilled;
953 coneshape->Rmax(2) = coneshape->GetRmax(0);
955 RadiusOfCurvature(kConeRCurv,0.,coneshape->GetZ(1),
956 coneshape->GetRmin(1),kConeTheta,z,rmin);
958 coneshape->Rmin(3) = rmin;
960 coneshape->Rmin(2) = RminFrom2Points(coneshape,3,1,coneshape->GetZ(2));
962 RadiusOfCurvature(kConeRCurv,0.,coneshape->GetZ(2),
963 coneshape->GetRmax(2),kConeTheta,z,rmax);
965 coneshape->Rmax(4) = rmax;
966 coneshape->Rmin(4) = RminFromZpCone(coneshape,3,kConeTheta,
967 coneshape->GetZ(4),0.0);
969 coneshape->Rmax(3) = RmaxFrom2Points(coneshape,4,2,coneshape->GetZ(3));
971 coneshape->Z(6) = kConeZCylinder - kConeDZin;
973 RadiusOfCurvature(kConeRCurv,90.0,coneshape->GetZ(6),0.0,
974 90.0-kConeTheta,z,rmin);
976 coneshape->Rmin(5) = RminFromZpCone(coneshape,3,kConeTheta,z);
977 coneshape->Rmax(5) = RmaxFromZpCone(coneshape,4,kConeTheta,z);
979 RadiusOfCurvature(kConeRCurv,90.-kConeTheta,
980 0.0,coneshape->Rmin(5),90.0,z,rmin);
981 coneshape->Rmin(6) = rmin;
982 coneshape->Rmax(6) = RmaxFromZpCone(coneshape,4,kConeTheta,
985 coneshape->Z(7) = coneshape->GetZ(6);
986 coneshape->Rmin(7) = kConeRinMin;
987 coneshape->Rmax(7) = coneshape->GetRmax(6);
989 coneshape->Rmin(8) = kConeRinMin;
991 RadiusOfCurvature(kConeRCurv,90.0,kConeZCylinder,kConeRinCylinder,
992 90.0-kConeTheta,z,rmax);
994 coneshape->Rmax(8) = rmax;
996 coneshape->Z(9) = kConeZCylinder;
997 coneshape->Rmin(9) = kConeRinMin;
998 coneshape->Rmax(9) = kConeRinCylinder;
1001 // SDD Cone Insert: another Pcon
1002 Double_t x0, y0, x1, y1, x2, y2;
1003 TGeoPcon *coneinsertshape = new TGeoPcon(0.0, 360.0, 9);
1005 coneinsertshape->Z(0) = coneshape->GetZ(0) + kConeCFThickness;
1006 coneinsertshape->Rmin(0) = coneshape->GetRmin(0) + kConeCFThickness;
1007 coneinsertshape->Rmax(0) = coneshape->GetRmax(0) - kConeCFThickness;
1009 x0 = coneshape->GetZ(0); y0 = coneshape->GetRmin(0);
1010 x1 = coneshape->GetZ(1); y1 = coneshape->GetRmin(1);
1011 x2 = coneshape->GetZ(2); y2 = coneshape->GetRmin(2);
1012 InsidePoint(x0, y0, x1, y1, x2, y2, kConeCFThickness, z, rmin);
1013 coneinsertshape->Z(1) = z;
1014 coneinsertshape->Rmin(1) = rmin;
1015 coneinsertshape->Rmax(1) = coneinsertshape->GetRmax(0);
1017 x0 = coneshape->GetZ(1); y0 = coneshape->GetRmax(1);
1018 x1 = coneshape->GetZ(2); y1 = coneshape->GetRmax(2);
1019 x2 = coneshape->GetZ(3); y2 = coneshape->GetRmax(3);
1020 InsidePoint(x0, y0, x1, y1, x2, y2, -kConeCFThickness, z, rmax);
1021 coneinsertshape->Z(2) = z;
1022 coneinsertshape->Rmax(2) = rmax;
1024 x0 = coneshape->GetZ(2); y0 = coneshape->GetRmin(2);
1025 x1 = coneshape->GetZ(3); y1 = coneshape->GetRmin(3);
1026 x2 = coneshape->GetZ(4); y2 = coneshape->GetRmin(4);
1027 InsidePoint(x0, y0, x1, y1, x2, y2, kConeCFThickness, z, rmin);
1028 coneinsertshape->Z(3) = z;
1029 coneinsertshape->Rmin(3) = rmin;
1031 x0 = coneinsertshape->GetZ(1); y0 = coneinsertshape->GetRmin(1);
1032 x1 = coneinsertshape->GetZ(3); y1 = coneinsertshape->GetRmin(3);
1033 coneinsertshape->Rmin(2) = Yfrom2Points(x0, y0, x1, y1,
1034 coneinsertshape->Z(2));
1036 x0 = coneshape->GetZ(3); y0 = coneshape->GetRmax(3);
1037 x1 = coneshape->GetZ(4); y1 = coneshape->GetRmax(4);
1038 x2 = coneshape->GetZ(5); y2 = coneshape->GetRmax(5);
1039 InsidePoint(x0, y0, x1, y1, x2, y2, -kConeCFThickness, z, rmax);
1040 coneinsertshape->Z(4) = z;
1041 coneinsertshape->Rmax(4) = rmax;
1043 x0 = coneinsertshape->GetZ(2); y0 = coneinsertshape->GetRmax(2);
1044 x1 = coneinsertshape->GetZ(4); y1 = coneinsertshape->GetRmax(4);
1045 coneinsertshape->Rmax(3) = Yfrom2Points(x0, y0, x1, y1,
1046 coneinsertshape->Z(3));
1048 x0 = coneshape->GetZ(4); y0 = coneshape->GetRmin(4);
1049 x1 = coneshape->GetZ(5); y1 = coneshape->GetRmin(5);
1050 x2 = coneshape->GetZ(6); y2 = coneshape->GetRmin(6);
1051 InsidePoint(x0, y0, x1, y1, x2, y2, kConeCFThickness, z, rmin);
1052 coneinsertshape->Z(5) = z;
1053 coneinsertshape->Rmin(5) = rmin;
1054 coneinsertshape->Rmax(5) = coneinsertshape->GetRmax(4) -
1055 kTanConeTheta*(coneinsertshape->GetZ(5) - coneinsertshape->GetZ(4));
1057 x0 = coneinsertshape->GetZ(3); y0 = coneinsertshape->GetRmin(3);
1058 x1 = coneinsertshape->GetZ(5); y1 = coneinsertshape->GetRmin(5);
1059 coneinsertshape->Rmin(4) = Yfrom2Points(x0, y0, x1, y1,
1060 coneinsertshape->Z(4));
1062 x0 = coneshape->GetZ(5); y0 = coneshape->GetRmin(5);
1063 x1 = coneshape->GetZ(6); y1 = coneshape->GetRmin(6);
1064 x2 = coneshape->GetZ(7); y2 = coneshape->GetRmin(7);
1065 InsidePoint(x0, y0, x1, y1, x2, y2, kConeCFThickness, z, rmin);
1066 coneinsertshape->Z(6) = z;
1067 coneinsertshape->Rmin(6) = rmin;
1068 coneinsertshape->Rmax(6) = coneinsertshape->GetRmax(4) -
1069 kTanConeTheta*(coneinsertshape->GetZ(6) - coneinsertshape->GetZ(4));
1071 coneinsertshape->Z(7) = coneinsertshape->GetZ(6);
1072 coneinsertshape->Rmin(7) = coneshape->GetRmin(7) + kConeCFThickness;
1073 coneinsertshape->Rmax(7) = coneinsertshape->GetRmax(6);
1075 coneinsertshape->Z(8) = coneshape->GetZ(9) - kConeCFThickness;
1076 coneinsertshape->Rmin(8) = coneinsertshape->GetRmin(7);
1077 coneinsertshape->Rmax(8) = coneinsertshape->GetRmax(4) -
1078 kTanConeTheta*(coneinsertshape->GetZ(8) - coneinsertshape->GetZ(4));
1080 // SDD Cone Foam: another Pcon
1081 TGeoPcon *conefoamshape = new TGeoPcon(0.0, 360.0, 4);
1083 RadiusOfCurvature(kConeRCurv+kConeCFThickness,0.0,coneinsertshape->GetZ(1),
1084 coneinsertshape->GetRmin(1),kConeTheta,z,rmin);
1086 conefoamshape->Z(0) = z;
1087 conefoamshape->Rmin(0) = rmin;
1088 conefoamshape->Rmax(0) = conefoamshape->GetRmin(0);
1090 conefoamshape->Z(1) = conefoamshape->GetZ(0)+
1091 (kConeThickness-2.0*kConeCFThickness)/kSinConeTheta;
1092 conefoamshape->Rmin(1) = RminFromZpCone(coneinsertshape,3,kConeTheta,
1093 conefoamshape->GetZ(1));
1094 conefoamshape->Rmax(1) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1095 conefoamshape->GetZ(1));
1097 conefoamshape->Z(2) = coneshape->GetZ(5)-kConeCFThickness;
1098 conefoamshape->Rmin(2) = RminFromZpCone(coneinsertshape,3,kConeTheta,
1099 conefoamshape->GetZ(2));
1100 conefoamshape->Rmax(2) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1101 conefoamshape->GetZ(2));
1103 conefoamshape->Z(3) = coneinsertshape->GetZ(5)+
1104 (kConeThickness-2.0*kConeCFThickness)*kCosConeTheta;
1105 conefoamshape->Rmax(3) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1106 conefoamshape->GetZ(3));
1107 conefoamshape->Rmin(3) = conefoamshape->GetRmax(3);
1109 // SDD Cone Holes: Pcon's
1110 // A single hole volume gives an overlap with coneinsert, so
1111 // three contiguous volumes are created: one to be put in the cone foam
1112 // and two in the cone carbon fiber envelope
1113 TGeoPcon *hole1shape = new TGeoPcon(-kHole1Phi/2., kHole1Phi, 4);
1115 hole1shape->Rmin(0) = kHole1RMax;
1116 hole1shape->Rmax(0) = hole1shape->GetRmin(0);
1117 hole1shape->Z(0) = ZFromRminpCone(conefoamshape,0,kConeTheta,
1118 hole1shape->GetRmin(0));
1120 hole1shape->Rmax(1) = hole1shape->GetRmax(0);
1121 hole1shape->Z(1) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1122 hole1shape->GetRmax(1));
1123 hole1shape->Rmin(1) = RminFromZpCone(conefoamshape,1,kConeTheta,
1124 hole1shape->GetZ(1));
1126 hole1shape->Rmin(2) = kHole1RMin;
1127 hole1shape->Z(2) = ZFromRminpCone(conefoamshape,1,kConeTheta,
1128 hole1shape->GetRmin(2));
1129 hole1shape->Rmax(2) = RmaxFromZpCone(conefoamshape,3,kConeTheta,
1130 hole1shape->GetZ(2));
1132 hole1shape->Rmin(3) = hole1shape->GetRmin(2);
1133 hole1shape->Rmax(3) = hole1shape->GetRmin(3);
1134 hole1shape->Z(3) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1135 hole1shape->GetRmax(3));
1137 TGeoPcon *hole11shape = new TGeoPcon(-kHole1Phi/2., kHole1Phi, 4);
1139 hole11shape->Rmin(0) = kHole1RMax;
1140 hole11shape->Rmax(0) = hole11shape->GetRmin(0);
1141 hole11shape->Z(0) = ZFromRminpCone(coneshape,3,kConeTheta,
1142 hole11shape->GetRmin(0));
1144 hole11shape->Rmax(1) = hole11shape->GetRmax(0);
1145 hole11shape->Z(1) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1146 hole11shape->GetRmax(1));
1147 hole11shape->Rmin(1) = RminFromZpCone(coneshape,3,kConeTheta,
1148 hole11shape->GetZ(1));
1150 hole11shape->Rmin(2) = kHole1RMin;
1151 hole11shape->Z(2) = ZFromRminpCone(coneshape,3,kConeTheta,
1152 hole11shape->GetRmin(2));
1153 hole11shape->Rmax(2) = RminFromZpCone(coneinsertshape,3,kConeTheta,
1154 hole11shape->GetZ(2));
1156 hole11shape->Rmin(3) = hole11shape->GetRmin(2);
1157 hole11shape->Rmax(3) = hole11shape->GetRmin(3);
1158 hole11shape->Z(3) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1159 hole11shape->GetRmax(3));
1161 TGeoPcon *hole12shape = new TGeoPcon(-kHole1Phi/2., kHole1Phi, 4);
1163 hole12shape->Rmin(0) = kHole1RMax;
1164 hole12shape->Rmax(0) = hole12shape->GetRmin(0);
1165 hole12shape->Z(0) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1166 hole12shape->GetRmin(0));
1168 hole12shape->Rmax(1) = hole12shape->GetRmax(0);
1169 hole12shape->Z(1) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1170 hole12shape->GetRmax(1));
1171 hole12shape->Rmin(1) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1172 hole12shape->GetZ(1));
1174 hole12shape->Rmin(2) = kHole1RMin;
1175 hole12shape->Z(2) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1176 hole12shape->GetRmin(2));
1177 hole12shape->Rmax(2) = RmaxFromZpCone(coneshape,4,kConeTheta,
1178 hole12shape->GetZ(2));
1180 hole12shape->Rmin(3) = hole12shape->GetRmin(2);
1181 hole12shape->Rmax(3) = hole12shape->GetRmin(3);
1182 hole12shape->Z(3) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1183 hole12shape->GetRmax(3));
1186 TGeoPcon *hole2shape = new TGeoPcon(-kHole2Phi/2., kHole2Phi, 4);
1188 hole2shape->Rmin(0) = kHole2RMax;
1189 hole2shape->Rmax(0) = hole2shape->GetRmin(0);
1190 hole2shape->Z(0) = ZFromRminpCone(conefoamshape,0,kConeTheta,
1191 hole2shape->GetRmin(0));
1193 hole2shape->Rmax(1) = hole2shape->GetRmax(0);
1194 hole2shape->Z(1) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1195 hole2shape->GetRmax(1));
1196 hole2shape->Rmin(1) = RminFromZpCone(conefoamshape,1,kConeTheta,
1197 hole2shape->GetZ(1));
1199 hole2shape->Rmin(2) = kHole2RMin;
1200 hole2shape->Z(2) = ZFromRminpCone(conefoamshape,1,kConeTheta,
1201 hole2shape->GetRmin(2));
1202 hole2shape->Rmax(2) = RmaxFromZpCone(conefoamshape,3,kConeTheta,
1203 hole2shape->GetZ(2));
1205 hole2shape->Rmin(3) = hole2shape->GetRmin(2);
1206 hole2shape->Rmax(3) = hole2shape->GetRmin(3);
1207 hole2shape->Z(3) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1208 hole2shape->GetRmax(3));
1210 TGeoPcon *hole21shape = new TGeoPcon(-kHole2Phi/2., kHole2Phi, 4);
1212 hole21shape->Rmin(0) = kHole2RMax;
1213 hole21shape->Rmax(0) = hole21shape->GetRmin(0);
1214 hole21shape->Z(0) = ZFromRminpCone(coneshape,3,kConeTheta,
1215 hole21shape->GetRmin(0));
1217 hole21shape->Rmax(1) = hole21shape->GetRmax(0);
1218 hole21shape->Z(1) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1219 hole21shape->GetRmax(1));
1220 hole21shape->Rmin(1) = RminFromZpCone(coneshape,3,kConeTheta,
1221 hole21shape->GetZ(1));
1223 hole21shape->Rmin(2) = kHole2RMin;
1224 hole21shape->Z(2) = ZFromRminpCone(coneshape,3,kConeTheta,
1225 hole21shape->GetRmin(2));
1226 hole21shape->Rmax(2) = RminFromZpCone(coneinsertshape,3,kConeTheta,
1227 hole21shape->GetZ(2));
1229 hole21shape->Rmin(3) = hole21shape->GetRmin(2);
1230 hole21shape->Rmax(3) = hole21shape->GetRmin(3);
1231 hole21shape->Z(3) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1232 hole21shape->GetRmax(3));
1234 TGeoPcon *hole22shape = new TGeoPcon(-kHole2Phi/2., kHole2Phi, 4);
1236 hole22shape->Rmin(0) = kHole2RMax;
1237 hole22shape->Rmax(0) = hole22shape->GetRmin(0);
1238 hole22shape->Z(0) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1239 hole22shape->GetRmin(0));
1241 hole22shape->Rmax(1) = hole22shape->GetRmax(0);
1242 hole22shape->Z(1) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1243 hole22shape->GetRmax(1));
1244 hole22shape->Rmin(1) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1245 hole22shape->GetZ(1));
1247 hole22shape->Rmin(2) = kHole2RMin;
1248 hole22shape->Z(2) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1249 hole22shape->GetRmin(2));
1250 hole22shape->Rmax(2) = RmaxFromZpCone(coneshape,4,kConeTheta,
1251 hole22shape->GetZ(2));
1253 hole22shape->Rmin(3) = hole22shape->GetRmin(2);
1254 hole22shape->Rmax(3) = hole22shape->GetRmin(3);
1255 hole22shape->Z(3) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1256 hole22shape->GetRmax(3));
1260 holePhi = (kHole3Width/kHole3RMin)*TMath::RadToDeg();
1262 TGeoPcon *hole3shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1264 hole3shape->Rmin(0) = kHole3RMin + kHole3DeltaR;
1265 hole3shape->Rmax(0) = hole3shape->GetRmin(0);
1266 hole3shape->Z(0) = ZFromRminpCone(conefoamshape,0,kConeTheta,
1267 hole3shape->GetRmin(0));
1269 hole3shape->Rmax(1) = hole3shape->GetRmax(0);
1270 hole3shape->Z(1) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1271 hole3shape->GetRmax(1));
1272 hole3shape->Rmin(1) = RminFromZpCone(conefoamshape,1,kConeTheta,
1273 hole3shape->GetZ(1));
1275 hole3shape->Rmin(2) = kHole3RMin;
1276 hole3shape->Z(2) = ZFromRminpCone(conefoamshape,1,kConeTheta,
1277 hole3shape->GetRmin(2));
1278 hole3shape->Rmax(2) = RmaxFromZpCone(conefoamshape,3,kConeTheta,
1279 hole3shape->GetZ(2));
1281 hole3shape->Rmin(3) = hole3shape->GetRmin(2);
1282 hole3shape->Rmax(3) = hole3shape->GetRmin(3);
1283 hole3shape->Z(3) = ZFromRmaxpCone(conefoamshape,3,kConeTheta,
1284 hole3shape->GetRmax(3));
1286 TGeoPcon *hole31shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1288 hole31shape->Rmin(0) = kHole3RMin + kHole3DeltaR;
1289 hole31shape->Rmax(0) = hole31shape->GetRmin(0);
1290 hole31shape->Z(0) = ZFromRminpCone(coneshape,3,kConeTheta,
1291 hole31shape->GetRmin(0));
1293 hole31shape->Rmax(1) = hole31shape->GetRmax(0);
1294 hole31shape->Z(1) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1295 hole31shape->GetRmax(1));
1296 hole31shape->Rmin(1) = RminFromZpCone(coneshape,3,kConeTheta,
1297 hole31shape->GetZ(1));
1299 hole31shape->Rmin(2) = kHole3RMin;
1300 hole31shape->Z(2) = ZFromRminpCone(coneshape,3,kConeTheta,
1301 hole31shape->GetRmin(2));
1302 hole31shape->Rmax(2) = RminFromZpCone(coneinsertshape,3,kConeTheta,
1303 hole31shape->GetZ(2));
1305 hole31shape->Rmin(3) = hole31shape->GetRmin(2);
1306 hole31shape->Rmax(3) = hole31shape->GetRmin(3);
1307 hole31shape->Z(3) = ZFromRminpCone(coneinsertshape,3,kConeTheta,
1308 hole31shape->GetRmax(3));
1310 TGeoPcon *hole32shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1312 hole32shape->Rmin(0) = kHole3RMin + kHole3DeltaR;
1313 hole32shape->Rmax(0) = hole32shape->GetRmin(0);
1314 hole32shape->Z(0) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1315 hole32shape->GetRmin(0));
1317 hole32shape->Rmax(1) = hole32shape->GetRmax(0);
1318 hole32shape->Z(1) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1319 hole32shape->GetRmax(1));
1320 hole32shape->Rmin(1) = RmaxFromZpCone(coneinsertshape,4,kConeTheta,
1321 hole32shape->GetZ(1));
1323 hole32shape->Rmin(2) = kHole3RMin;
1324 hole32shape->Z(2) = ZFromRmaxpCone(coneinsertshape,4,kConeTheta,
1325 hole32shape->GetRmin(2));
1326 hole32shape->Rmax(2) = RmaxFromZpCone(coneshape,4,kConeTheta,
1327 hole32shape->GetZ(2));
1329 hole32shape->Rmin(3) = hole32shape->GetRmin(2);
1330 hole32shape->Rmax(3) = hole32shape->GetRmin(3);
1331 hole32shape->Z(3) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1332 hole32shape->GetRmax(3));
1335 holePhi = (kHole4Width/kHole4RMin)*TMath::RadToDeg();
1337 TGeoPcon *hole4shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1339 hole4shape->Rmin(0) = kHole4RMin + kHole4DeltaR;
1340 hole4shape->Rmax(0) = hole4shape->GetRmin(0);
1341 hole4shape->Z(0) = ZFromRminpCone(coneshape,3,kConeTheta,
1342 hole4shape->GetRmin(0));
1344 hole4shape->Rmax(1) = hole4shape->GetRmax(0);
1345 hole4shape->Z(1) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1346 hole4shape->GetRmax(1));
1347 hole4shape->Rmin(1) = RminFromZpCone(coneshape,3,kConeTheta,
1348 hole4shape->GetZ(1));
1350 hole4shape->Rmin(2) = kHole4RMin;
1351 hole4shape->Z(2) = ZFromRminpCone(coneshape,3,kConeTheta,
1352 hole4shape->GetRmin(2));
1353 hole4shape->Rmax(2) = RmaxFromZpCone(coneshape,4,kConeTheta,
1354 hole4shape->GetZ(2));
1356 hole4shape->Rmin(3) = hole4shape->GetRmin(2);
1357 hole4shape->Rmax(3) = hole4shape->GetRmin(3);
1358 hole4shape->Z(3) = ZFromRmaxpCone(coneshape,4,kConeTheta,
1359 hole4shape->GetRmax(3));
1361 // Debug if requested
1363 coneshape->InspectShape();
1364 coneinsertshape->InspectShape();
1365 conefoamshape->InspectShape();
1366 hole1shape->InspectShape();
1367 hole2shape->InspectShape();
1368 hole3shape->InspectShape();
1369 hole4shape->InspectShape();
1373 // We have the shapes: now create the real volumes
1375 TGeoVolume *cfcone = new TGeoVolume("SDDCarbonFiberCone",
1376 coneshape,medSDDcf);
1377 cfcone->SetVisibility(kTRUE);
1378 cfcone->SetLineColor(4); // Blue
1379 cfcone->SetLineWidth(1);
1380 cfcone->SetFillColor(cfcone->GetLineColor());
1381 cfcone->SetFillStyle(4000); // 0% transparent
1383 TGeoVolume *cfconeinsert = new TGeoVolume("SDDCarbonFiberConeInsert",
1384 coneinsertshape,medSDDste);
1385 cfconeinsert->SetVisibility(kTRUE);
1386 cfconeinsert->SetLineColor(2); // Red
1387 cfconeinsert->SetLineWidth(1);
1388 cfconeinsert->SetFillColor(cfconeinsert->GetLineColor());
1389 cfconeinsert->SetFillStyle(4050); // 50% transparent
1391 TGeoVolume *cfconefoam = new TGeoVolume("SDDCarbonFiberConeFoam",
1392 conefoamshape,medSDDroh);
1393 cfconefoam->SetVisibility(kTRUE);
1394 cfconefoam->SetLineColor(7); // Light blue
1395 cfconefoam->SetLineWidth(1);
1396 cfconefoam->SetFillColor(cfconefoam->GetLineColor());
1397 cfconefoam->SetFillStyle(4050); // 50% transparent
1399 TGeoVolume *hole1 = new TGeoVolume("SDDCableHole1",
1400 hole1shape,medSDDair);
1401 hole1->SetVisibility(kTRUE);
1402 hole1->SetLineColor(5); // Yellow
1403 hole1->SetLineWidth(1);
1404 hole1->SetFillColor(hole1->GetLineColor());
1405 hole1->SetFillStyle(4090); // 90% transparent
1407 TGeoVolume *hole11 = new TGeoVolume("SDDCableHole11",
1408 hole11shape,medSDDair);
1409 hole11->SetVisibility(kTRUE);
1410 hole11->SetLineColor(5); // Yellow
1411 hole11->SetLineWidth(1);
1412 hole11->SetFillColor(hole11->GetLineColor());
1413 hole11->SetFillStyle(4090); // 90% transparent
1415 TGeoVolume *hole12 = new TGeoVolume("SDDCableHole12",
1416 hole12shape,medSDDair);
1417 hole12->SetVisibility(kTRUE);
1418 hole12->SetLineColor(5); // Yellow
1419 hole12->SetLineWidth(1);
1420 hole12->SetFillColor(hole12->GetLineColor());
1421 hole12->SetFillStyle(4090); // 90% transparent
1423 TGeoVolume *hole2 = new TGeoVolume("SDDCableHole2",
1424 hole2shape,medSDDair);
1425 hole2->SetVisibility(kTRUE);
1426 hole2->SetLineColor(5); // Yellow
1427 hole2->SetLineWidth(1);
1428 hole2->SetFillColor(hole2->GetLineColor());
1429 hole2->SetFillStyle(4090); // 90% transparent
1431 TGeoVolume *hole21 = new TGeoVolume("SDDCableHole21",
1432 hole21shape,medSDDair);
1433 hole21->SetVisibility(kTRUE);
1434 hole21->SetLineColor(5); // Yellow
1435 hole21->SetLineWidth(1);
1436 hole21->SetFillColor(hole21->GetLineColor());
1437 hole21->SetFillStyle(4090); // 90% transparent
1439 TGeoVolume *hole22 = new TGeoVolume("SDDCableHole22",
1440 hole22shape,medSDDair);
1441 hole22->SetVisibility(kTRUE);
1442 hole22->SetLineColor(5); // Yellow
1443 hole22->SetLineWidth(1);
1444 hole22->SetFillColor(hole22->GetLineColor());
1445 hole22->SetFillStyle(4090); // 90% transparent
1447 TGeoVolume *hole3 = new TGeoVolume("SDDCableHole3",
1448 hole3shape,medSDDair);
1449 hole3->SetVisibility(kTRUE);
1450 hole3->SetLineColor(5); // Yellow
1451 hole3->SetLineWidth(1);
1452 hole3->SetFillColor(hole3->GetLineColor());
1453 hole3->SetFillStyle(4090); // 90% transparent
1455 TGeoVolume *hole31 = new TGeoVolume("SDDCableHole31",
1456 hole31shape,medSDDair);
1457 hole31->SetVisibility(kTRUE);
1458 hole31->SetLineColor(5); // Yellow
1459 hole31->SetLineWidth(1);
1460 hole31->SetFillColor(hole31->GetLineColor());
1461 hole31->SetFillStyle(4090); // 90% transparent
1463 TGeoVolume *hole32 = new TGeoVolume("SDDCableHole32",
1464 hole32shape,medSDDair);
1465 hole32->SetVisibility(kTRUE);
1466 hole32->SetLineColor(5); // Yellow
1467 hole32->SetLineWidth(1);
1468 hole32->SetFillColor(hole32->GetLineColor());
1469 hole32->SetFillStyle(4090); // 90% transparent
1471 TGeoVolume *hole4 = new TGeoVolume("SDDCableHole4",
1472 hole4shape,medSDDair);
1473 hole4->SetVisibility(kTRUE);
1474 hole4->SetLineColor(5); // Yellow
1475 hole4->SetLineWidth(1);
1476 hole4->SetFillColor(hole4->GetLineColor());
1477 hole4->SetFillStyle(4090); // 90% transparent
1480 cfconeinsert->AddNode(cfconefoam,1,0);
1482 for (Int_t i=0; i<12; i++) {
1483 Double_t phiH = i*30.0;
1484 cfconefoam->AddNode(hole1 , i+1, new TGeoRotation("", 0, 0, phiH));
1485 cfcone->AddNode(hole11, i+1, new TGeoRotation("", 0, 0, phiH));
1486 cfcone->AddNode(hole12, i+1, new TGeoRotation("", 0, 0, phiH));
1489 for (Int_t i=0; i<6; i++) {
1490 Double_t phiH = i*60.0;
1491 cfconefoam->AddNode(hole2 , i+1, new TGeoRotation("", 0, 0, phiH));
1492 cfcone->AddNode(hole21, i+1, new TGeoRotation("", 0, 0, phiH));
1493 cfcone->AddNode(hole22, i+1, new TGeoRotation("", 0, 0, phiH));
1496 for (Int_t i=0; i<kNHole3; i++) {
1497 Double_t phiH0 = 360./(Double_t)kNHole3;
1498 Double_t phiH = i*phiH0 + 0.5*phiH0;
1499 cfconefoam->AddNode(hole3 , i+1, new TGeoRotation("", phiH, 0, 0));
1500 cfcone->AddNode(hole31, i+1, new TGeoRotation("", phiH, 0, 0));
1501 cfcone->AddNode(hole32, i+1, new TGeoRotation("", phiH, 0, 0));
1504 cfcone->AddNode(cfconeinsert,1,0);
1507 for (Int_t i=0; i<kNHole4; i++) {
1508 Double_t phiH0 = 360./(Double_t)kNHole4;
1509 Double_t phiH = i*phiH0 + 0.25*phiH0;
1510 cfcone->AddNode(hole4, i+1, new TGeoRotation("", phiH, 0, 0));
1513 // Finally put everything in the mother volume
1514 moth->AddNode(cfcylinder,1,0);
1516 z = coneshape->Z(9);
1517 moth->AddNode(cfcone,1,new TGeoTranslation(0, 0, -z - kCylinderHalfLength));
1518 moth->AddNode(cfcone,2,new TGeoCombiTrans (0, 0, z + kCylinderHalfLength,
1519 new TGeoRotation("", 0, 180, 0) ));
1525 //______________________________________________________________________
1526 void AliITSv11GeometrySupport::SSDCone(TGeoVolume *moth,TGeoManager *mgr)
1529 // Creates the SSD support cone and cylinder geometry. as a
1530 // volume assembly and adds it to the mother volume
1531 // (part of this code is taken or anyway inspired to SSDCone method
1532 // of AliITSv11GeometrySupport.cxx,v 1.9 2007/06/06)
1535 // moth : the TGeoVolume owing the volume structure
1536 // mgr : the GeoManager (default gGeoManager)
1539 // Created: ??? Bjorn S. Nilsen
1540 // Updated: 08 Mar 2008 Mario Sitta
1542 // Technical data are taken from: "ITS Supporto Generale" (technical
1543 // drawings ALR3-0743/1, ALR3-0743/1A and ALR3-0743/1B), "Supporto Generale
1544 // Settore SSD" (technical drawings ALR3-0743/2A and ALR3-0743/2E), private
1545 // communication with B. Giraudo
1547 // Updated: 11 Apr 2008 Mario Sitta
1548 // Measures from drawings give overlaps with SPD thermal shield wings,
1549 // so the terminal part of the SSD cone was reduced
1551 // Dimensions of the Central cylinder and flanges
1552 const Double_t kCylinderHalfLength = (1144.0/2) *fgkmm;
1553 const Double_t kCylinderOuterRadius = ( 595.0/2) *fgkmm;
1554 const Double_t kCylinderThickness = 0.6 *fgkmm;
1555 const Double_t kFoamHalfLength = (1020.0/2) *fgkmm;
1556 const Double_t kFoamThickness = 5.0 *fgkmm;
1557 const Double_t kFlangeHalfLength =
1558 (kCylinderHalfLength-kFoamHalfLength)/2.;
1559 const Double_t kFlangeInnerRadius = ( 563.0/2) *fgkmm;
1560 // Dimensions of the Cone
1561 const Double_t kConeROuterMin = ( 957.0/2) *fgkmm;
1562 const Double_t kConeROuterMax = ( 997.0/2) *fgkmm;
1563 const Double_t kConeRInnerMin = ( 564.0/2) *fgkmm;
1564 const Double_t kConeRCurv1 = 10.0 *fgkmm;
1565 const Double_t kConeRCurv2 = 25.0 *fgkmm;
1566 const Double_t kConeCent1RCurv2 = ( 578.0/2) *fgkmm;
1567 const Double_t kConeCent2RCurv2 = ( 592.0/2) *fgkmm;
1568 // const Double_t kConeZOuterRing = 47.0 *fgkmm;
1569 // const Double_t kConeZOuterRingInside = 30.25*fgkmm;
1570 // const Double_t kConeZInnerRing = 161.5 *fgkmm;
1571 // const Double_t kConeZLength = 176.5 *fgkmm;
1572 const Double_t kConeZOuterRing = 38.5 *fgkmm;
1573 const Double_t kConeZOuterRingInside = 22.2 *fgkmm;
1574 const Double_t kConeZInnerRing = 153.0 *fgkmm;
1575 const Double_t kConeZLength = 168.0 *fgkmm;
1576 const Double_t kConeZPosition = kConeZLength + kCylinderHalfLength;
1577 const Double_t kConeThickness = 13.0 *fgkmm; // Cone thickness
1578 const Double_t kConeTheta = 39.1 *fgkDegree; // Cone angle
1579 const Double_t kSinConeTheta =
1580 TMath::Sin(kConeTheta*TMath::DegToRad());
1581 const Double_t kCosConeTheta =
1582 TMath::Cos(kConeTheta*TMath::DegToRad());
1583 // Dimensions of the Foam cores
1584 const Double_t kConeFoam1Length = 112.3 *fgkmm;
1585 const Double_t kConeFoam2Length = 58.4 *fgkmm;
1586 // Dimensions of the Cone Holes
1587 const Double_t kCoolingHoleWidth = 40.0 *fgkmm;
1588 const Double_t kCoolingHoleHight = 30.0 *fgkmm;
1589 const Double_t kCoolingHoleRmin = 350.0 *fgkmm;
1590 const Double_t kCoolingHolePhi = 45.0 *fgkDegree;
1591 const Double_t kMountingHoleWidth = 20.0 *fgkmm;
1592 const Double_t kMountingHoleHight = 20.0 *fgkmm;
1593 const Double_t kMountingHoleRmin = 317.5 *fgkmm;
1594 const Double_t kMountingHolePhi = 60.0 *fgkDegree;
1595 const Double_t kCableHoleRin = ( 800.0/2) *fgkmm;
1596 const Double_t kCableHoleRout = ( 920.0/2) *fgkmm;
1597 const Double_t kCableHoleWidth = 200.0 *fgkmm;
1598 // const Double_t kCableHoleAngle = 42.0 *fgkDegree;
1599 // Dimensions of the Cone Wings
1600 const Double_t kWingRmax = 527.5 *fgkmm;
1601 const Double_t kWingWidth = 70.0 *fgkmm;
1602 const Double_t kWingHalfThick = ( 10.0/2) *fgkmm;
1603 const Double_t kThetaWing = 45.0 *fgkDegree;
1604 // Dimensions of the SSD-SDD Mounting Brackets
1605 const Double_t kBracketRmin = ( 541.0/2) *fgkmm;// See SDD ROutMin
1606 const Double_t kBracketRmax = ( 585.0/2) *fgkmm;
1607 const Double_t kBracketHalfLength = ( 4.0/2) *fgkmm;
1608 const Double_t kBracketPhi = (70.*fgkmm/kBracketRmax)*fgkRadian;
1610 const Double_t kCFThickness = 0.75*fgkmm; //Carb. fib. thick.
1614 Double_t rmin1, rmin2, rmax, z;
1619 <img src="picts/ITS/file_name.gif">
1622 ITS SSD central support and thermal shield cylinder.
1629 // Central cylinder with its internal foam and the lateral flanges:
1630 // a carbon fiber Pcon which contains a rohacell Tube and two
1632 TGeoPcon *externalcylshape = new TGeoPcon(0,360,4);
1634 rmax = kCylinderOuterRadius;
1635 rmin1 = kFlangeInnerRadius - kCylinderThickness;
1636 rmin2 = rmax - 2*kCylinderThickness - kFoamThickness;
1637 externalcylshape->DefineSection(0,-kCylinderHalfLength,rmin1,rmax);
1638 externalcylshape->DefineSection(1,-kFoamHalfLength ,rmin2,rmax);
1639 externalcylshape->DefineSection(2, kFoamHalfLength ,rmin2,rmax);
1640 externalcylshape->DefineSection(3, kCylinderHalfLength,rmin1,rmax);
1642 rmax = kCylinderOuterRadius - kCylinderThickness;
1643 rmin1 = rmax - kFoamThickness;
1644 TGeoTube *foamshape = new TGeoTube(rmin1,rmax,kFoamHalfLength);
1646 rmax = kCylinderOuterRadius - kCylinderThickness;
1647 rmin1 = rmax - kFoamThickness;
1648 rmin2 = kFlangeInnerRadius;
1649 TGeoCone *flangeshape = new TGeoCone(kFlangeHalfLength,
1650 rmin1,rmax,rmin2,rmax);
1653 // We have the shapes: now create the real volumes
1655 TGeoMedium *medSSDcf = mgr->GetMedium("ITS_SSD C (M55J)$");
1656 TGeoMedium *medSSDair = mgr->GetMedium("ITS_SSD AIR$");
1657 TGeoMedium *medSSDste = mgr->GetMedium("ITS_G10FR4$"); // stesalite
1658 TGeoMedium *medSSDroh = mgr->GetMedium("ITS_ROHACELL$");
1659 TGeoMedium *medSSDal = mgr->GetMedium("ITS_ALUMINUM$");
1661 TGeoVolume *cfcylinder = new TGeoVolume("SSDexternalcylinder",
1662 externalcylshape,medSSDcf);
1663 cfcylinder->SetVisibility(kTRUE);
1664 cfcylinder->SetLineColor(4); // blue
1665 cfcylinder->SetLineWidth(1);
1666 cfcylinder->SetFillColor(cfcylinder->GetLineColor());
1667 cfcylinder->SetFillStyle(4000); // 0% transparent
1669 TGeoVolume *foamcylinder = new TGeoVolume("SSDfoamcylinder",
1670 foamshape,medSSDroh);
1671 foamcylinder->SetVisibility(kTRUE);
1672 foamcylinder->SetLineColor(3); // green
1673 foamcylinder->SetLineWidth(1);
1674 foamcylinder->SetFillColor(foamcylinder->GetLineColor());
1675 foamcylinder->SetFillStyle(4050); // 50% transparent
1677 TGeoVolume *flangecylinder = new TGeoVolume("SSDflangecylinder",
1678 flangeshape,medSSDste);
1679 flangecylinder->SetVisibility(kTRUE);
1680 flangecylinder->SetLineColor(2); // red
1681 flangecylinder->SetLineWidth(1);
1682 flangecylinder->SetFillColor(flangecylinder->GetLineColor());
1683 flangecylinder->SetFillStyle(4050); // 50% transparent
1685 // Mount up the cylinder
1686 cfcylinder->AddNode(foamcylinder,1,0);
1687 cfcylinder->AddNode(flangecylinder,1,
1688 new TGeoTranslation(0, 0, kFoamHalfLength+kFlangeHalfLength));
1689 cfcylinder->AddNode(flangecylinder,2,new TGeoCombiTrans(
1690 0, 0, -kFoamHalfLength-kFlangeHalfLength,
1691 new TGeoRotation("",0,180,0) ) );
1694 // The whole Cone as an assembly
1695 TGeoVolumeAssembly *vC = new TGeoVolumeAssembly("ITSssdCone");
1698 // SSD Support Cone with its internal inserts: a carbon fiber Pcon
1699 // with holes which contains a stesalite Pcon which on turn contains a
1701 TGeoPcon *coneshape = new TGeoPcon(0.0, 360.0, 12);
1703 coneshape->Z(0) = 0.0;
1704 coneshape->Rmin(0) = kConeROuterMin;
1705 coneshape->Rmax(0) = kConeROuterMax;
1707 coneshape->Z(1) = kConeZOuterRingInside - kConeRCurv1;
1708 coneshape->Rmin(1) = coneshape->GetRmin(0);
1709 coneshape->Rmax(1) = coneshape->GetRmax(0);
1711 coneshape->Z(2) = kConeZOuterRingInside;
1712 coneshape->Rmin(2) = coneshape->GetRmin(1) - kConeRCurv1;
1713 coneshape->Rmax(2) = coneshape->GetRmax(0);
1715 coneshape->Z(3) = coneshape->GetZ(2);
1716 coneshape->Rmax(3) = coneshape->GetRmax(0);
1718 coneshape->Z(4) = kConeZOuterRing - kConeRCurv1;
1719 coneshape->Rmax(4) = coneshape->GetRmax(0);
1721 coneshape->Z(5) = kConeZOuterRing;
1722 coneshape->Rmax(5) = coneshape->GetRmax(4) - kConeRCurv1;
1724 coneshape->Z(6) = coneshape->GetZ(5);
1726 RadiusOfCurvature(kConeRCurv2,90.0,kConeZInnerRing,kConeCent1RCurv2,
1727 90.0-kConeTheta,z,rmin1);
1728 coneshape->Z(7) = z;
1729 coneshape->Rmin(7) = rmin1;
1731 coneshape->Rmin(3) = RminFromZpCone(coneshape,7,90.-kConeTheta,
1732 coneshape->GetZ(3));
1734 coneshape->Rmin(4) = RminFrom2Points(coneshape,3,7,coneshape->GetZ(4));
1736 coneshape->Rmin(5) = RminFrom2Points(coneshape,3,7,coneshape->GetZ(5));
1738 coneshape->Rmin(6) = coneshape->GetRmin(5);
1740 coneshape->Z(8) = kConeZInnerRing;
1741 coneshape->Rmin(8) = kConeCent1RCurv2;
1743 coneshape->Z(9) = coneshape->GetZ(8);
1744 coneshape->Rmin(9) = kConeRInnerMin;
1746 RadiusOfCurvature(kConeRCurv2,90.0,kConeZLength,kConeCent2RCurv2,
1747 90.0-kConeTheta,z,rmax);
1749 coneshape->Z(10) = z;
1750 coneshape->Rmin(10) = coneshape->GetRmin(9);
1751 coneshape->Rmax(10) = rmax;
1753 coneshape->Rmax(6) = RmaxFromZpCone(coneshape,10,90.-kConeTheta,
1754 coneshape->GetZ(6));
1756 coneshape->Rmax(7) = RmaxFrom2Points(coneshape,6,10,coneshape->GetZ(7));
1758 coneshape->Rmax(8) = RmaxFrom2Points(coneshape,6,10,coneshape->GetZ(8));
1760 coneshape->Rmax(9) = coneshape->GetRmax(8);
1762 coneshape->Z(11) = kConeZLength;
1763 coneshape->Rmin(11) = coneshape->GetRmin(10);
1764 coneshape->Rmax(11) = kConeCent2RCurv2;
1766 // SSD Cone Insert: another Pcon
1767 Double_t x0, y0, x1, y1, x2, y2;
1768 TGeoPcon *coneinsertshape = new TGeoPcon(0.0,360.0,12);
1770 coneinsertshape->Z(0) = coneshape->GetZ(0) + kCFThickness;
1771 coneinsertshape->Rmin(0) = coneshape->GetRmin(0) + kCFThickness;
1772 coneinsertshape->Rmax(0) = coneshape->GetRmax(0) - kCFThickness;
1774 x0 = coneshape->GetZ(0); y0 = coneshape->GetRmin(0);
1775 x1 = coneshape->GetZ(1); y1 = coneshape->GetRmin(1);
1776 x2 = coneshape->GetZ(2); y2 = coneshape->GetRmin(2);
1777 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1778 coneinsertshape->Z(1) = z;
1779 coneinsertshape->Rmin(1) = rmin1;
1780 coneinsertshape->Rmax(1) = coneinsertshape->GetRmax(0);
1782 x0 = coneshape->GetZ(1); y0 = coneshape->GetRmin(1);
1783 x1 = coneshape->GetZ(2); y1 = coneshape->GetRmin(2);
1784 x2 = coneshape->GetZ(3); y2 = coneshape->GetRmin(3);
1785 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1786 coneinsertshape->Z(2) = z;
1787 coneinsertshape->Rmin(2) = rmin1;
1788 coneinsertshape->Rmax(2) = coneinsertshape->GetRmax(1);
1790 x0 = coneshape->GetZ(2); y0 = coneshape->GetRmin(2);
1791 x1 = coneshape->GetZ(3); y1 = coneshape->GetRmin(3);
1792 x2 = coneshape->GetZ(4); y2 = coneshape->GetRmin(4);
1793 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1794 coneinsertshape->Z(3) = z;
1795 coneinsertshape->Rmin(3) = rmin1;
1796 coneinsertshape->Rmax(3) = coneinsertshape->GetRmax(2);
1798 x0 = coneshape->GetZ(3); y0 = coneshape->GetRmax(3);
1799 x1 = coneshape->GetZ(4); y1 = coneshape->GetRmax(4);
1800 x2 = coneshape->GetZ(5); y2 = coneshape->GetRmax(5);
1801 InsidePoint(x0, y0, x1, y1, x2, y2, -kCFThickness, z, rmax);
1802 coneinsertshape->Z(4) = z;
1803 coneinsertshape->Rmax(4) = rmax;
1805 x0 = coneshape->GetZ(4); y0 = coneshape->GetRmax(4);
1806 x1 = coneshape->GetZ(5); y1 = coneshape->GetRmax(5);
1807 x2 = coneshape->GetZ(6); y2 = coneshape->GetRmax(6);
1808 InsidePoint(x0, y0, x1, y1, x2, y2, -kCFThickness, z, rmax);
1809 coneinsertshape->Z(5) = z;
1810 coneinsertshape->Rmax(5) = rmax;
1812 x0 = coneshape->GetZ(5); y0 = coneshape->GetRmax(5);
1813 x1 = coneshape->GetZ(6); y1 = coneshape->GetRmax(6);
1814 x2 = coneshape->GetZ(7); y2 = coneshape->GetRmax(7);
1815 InsidePoint(x0, y0, x1, y1, x2, y2, -kCFThickness, z, rmax);
1816 coneinsertshape->Z(6) = z;
1817 coneinsertshape->Rmax(6) = rmax;
1819 x0 = coneshape->GetZ(6); y0 = coneshape->GetRmin(6);
1820 x1 = coneshape->GetZ(7); y1 = coneshape->GetRmin(7);
1821 x2 = coneshape->GetZ(8); y2 = coneshape->GetRmin(8);
1822 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1823 coneinsertshape->Z(7) = z;
1824 coneinsertshape->Rmin(7) = rmin1;
1826 coneinsertshape->Rmin(4) = RminFrom2Points(coneinsertshape,3,7,
1827 coneinsertshape->GetZ(4));
1829 coneinsertshape->Rmin(5) = RminFrom2Points(coneinsertshape,3,7,
1830 coneinsertshape->GetZ(5));
1832 coneinsertshape->Rmin(6) = coneinsertshape->GetRmin(5);
1834 x0 = coneshape->GetZ(7); y0 = coneshape->GetRmin(7);
1835 x1 = coneshape->GetZ(8); y1 = coneshape->GetRmin(8);
1836 x2 = coneshape->GetZ(9); y2 = coneshape->GetRmin(9);
1837 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1838 coneinsertshape->Z(8) = z;
1839 coneinsertshape->Rmin(8) = rmin1;
1841 x0 = coneshape->GetZ( 8); y0 = coneshape->GetRmin( 8);
1842 x1 = coneshape->GetZ( 9); y1 = coneshape->GetRmin( 9);
1843 x2 = coneshape->GetZ(10); y2 = coneshape->GetRmin(10);
1844 InsidePoint(x0, y0, x1, y1, x2, y2, kCFThickness, z, rmin1);
1845 coneinsertshape->Z(9) = z;
1846 coneinsertshape->Rmin(9) = rmin1;
1848 x0 = coneshape->GetZ( 9); y0 = coneshape->GetRmax( 9);
1849 x1 = coneshape->GetZ(10); y1 = coneshape->GetRmax(10);
1850 x2 = coneshape->GetZ(11); y2 = coneshape->GetRmax(11);
1851 InsidePoint(x0, y0, x1, y1, x2, y2, -kCFThickness, z, rmax);
1852 coneinsertshape->Z(10) = z;
1853 coneinsertshape->Rmax(10) = rmax;
1854 coneinsertshape->Rmin(10) = coneinsertshape->GetRmin(9);
1856 coneinsertshape->Rmax(7) = RmaxFrom2Points(coneinsertshape,6,10,
1857 coneinsertshape->GetZ(7));
1859 coneinsertshape->Rmax(8) = RmaxFrom2Points(coneinsertshape,6,10,
1860 coneinsertshape->GetZ(8));
1862 coneinsertshape->Rmax(9) = coneinsertshape->GetRmax(8);
1864 x0 = coneshape->GetZ(10); y0 = coneshape->GetRmax(10);
1865 x1 = coneshape->GetZ(11); y1 = coneshape->GetRmax(11);
1866 x2 = coneshape->GetZ(11); y2 = coneshape->GetRmin(11);
1867 InsidePoint(x0, y0, x1, y1, x2, y2, -kCFThickness, z, rmax);
1868 coneinsertshape->Z(11) = z;
1869 coneinsertshape->Rmax(11) = rmax;
1870 coneinsertshape->Rmin(11) = coneinsertshape->GetRmin(10);
1872 // SSD Cone Foams: two other Pcon's
1873 TGeoPcon *conefoam1shape = new TGeoPcon(0.0, 360.0, 4);
1875 conefoam1shape->Z(0) = coneinsertshape->GetZ(3);
1876 conefoam1shape->Rmin(0) = coneinsertshape->GetRmin(3);
1877 conefoam1shape->Rmax(0) = conefoam1shape->GetRmin(0);
1879 conefoam1shape->Rmax(1) = conefoam1shape->GetRmax(0);
1880 conefoam1shape->Z(1) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
1881 conefoam1shape->GetRmax(1));
1882 conefoam1shape->Rmin(1) = RminFromZpCone(coneinsertshape,3,90.-kConeTheta,
1883 conefoam1shape->GetZ(1));
1885 Double_t t = kConeThickness - 2*kCFThickness;
1886 conefoam1shape->Rmin(2) = conefoam1shape->GetRmax(0) -
1887 (kConeFoam1Length*kCosConeTheta - t*kSinConeTheta);
1888 conefoam1shape->Z(2) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
1889 conefoam1shape->GetRmin(2));
1890 conefoam1shape->Rmax(2) = RmaxFromZpCone(coneinsertshape,7,90.-kConeTheta,
1891 conefoam1shape->GetZ(2));
1893 conefoam1shape->Rmin(3) = conefoam1shape->GetRmin(2);
1894 conefoam1shape->Rmax(3) = conefoam1shape->GetRmin(3);
1895 conefoam1shape->Z(3) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
1896 conefoam1shape->GetRmax(3));
1898 TGeoPcon *conefoam2shape = new TGeoPcon(0.0, 360.0, 4);
1900 conefoam2shape->Z(3) = coneinsertshape->GetZ(10);
1901 conefoam2shape->Rmin(3) = coneinsertshape->GetRmax(10);
1902 conefoam2shape->Rmax(3) = conefoam2shape->GetRmin(3);
1904 conefoam2shape->Rmin(2) = conefoam2shape->GetRmin(3);
1905 conefoam2shape->Z(2) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
1906 conefoam2shape->GetRmin(2));
1907 conefoam2shape->Rmax(2) = RmaxFromZpCone(coneinsertshape,7,90.-kConeTheta,
1908 conefoam2shape->GetZ(2));
1910 conefoam2shape->Rmin(0) = conefoam2shape->GetRmax(2) +
1911 (kConeFoam2Length*kCosConeTheta - t*kSinConeTheta);
1912 conefoam2shape->Rmax(0) = conefoam2shape->GetRmin(0);
1913 conefoam2shape->Z(0) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
1914 conefoam2shape->GetRmin(0));
1916 conefoam2shape->Rmax(1) = conefoam2shape->GetRmax(0);
1917 conefoam2shape->Z(1) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
1918 conefoam2shape->GetRmax(1));
1919 conefoam2shape->Rmin(1) = RminFromZpCone(coneinsertshape,3,90.-kConeTheta,
1920 conefoam2shape->GetZ(1));
1922 // SSD Cone Holes: Pcon's
1923 // A single hole volume gives an overlap with coneinsert, so
1924 // three contiguous volumes are created: one to be put in coneinsert
1925 // and two in the cone carbon fiber envelope
1927 holePhi = (kCoolingHoleWidth/kCoolingHoleRmin)*TMath::RadToDeg();
1929 TGeoPcon *coolingholeshape = new TGeoPcon(-holePhi/2., holePhi, 4);
1931 coolingholeshape->Rmin(0) = kCoolingHoleRmin + kCoolingHoleHight;
1932 coolingholeshape->Rmax(0) = coolingholeshape->GetRmin(0);
1933 coolingholeshape->Z(0) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
1934 coolingholeshape->GetRmin(0));
1936 coolingholeshape->Rmax(1) = coolingholeshape->GetRmax(0);
1937 coolingholeshape->Z(1) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
1938 coolingholeshape->GetRmax(1));
1939 coolingholeshape->Rmin(1) = RminFromZpCone(coneinsertshape,3,90.-kConeTheta,
1940 coolingholeshape->GetZ(1));
1942 coolingholeshape->Rmin(2) = kCoolingHoleRmin;
1943 coolingholeshape->Z(2) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
1944 coolingholeshape->GetRmin(2));
1945 coolingholeshape->Rmax(2) = RmaxFromZpCone(coneinsertshape,7,90.-kConeTheta,
1946 coolingholeshape->GetZ(2));
1948 coolingholeshape->Rmin(3) = coolingholeshape->GetRmin(2);
1949 coolingholeshape->Rmax(3) = coolingholeshape->GetRmin(3);
1950 coolingholeshape->Z(3) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
1951 coolingholeshape->GetRmax(3));
1953 TGeoPcon *coolinghole2shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1955 coolinghole2shape->Rmin(0) = kCoolingHoleRmin + kCoolingHoleHight;
1956 coolinghole2shape->Rmax(0) = coolinghole2shape->GetRmin(0);
1957 coolinghole2shape->Z(0) = ZFromRminpCone(coneshape,3,90.-kConeTheta,
1958 coolinghole2shape->GetRmin(0));
1960 coolinghole2shape->Rmax(1) = coolinghole2shape->GetRmax(0);
1961 coolinghole2shape->Z(1) = coolingholeshape->GetZ(0);
1962 coolinghole2shape->Rmin(1) = RminFromZpCone(coneshape,3,90.-kConeTheta,
1963 coolinghole2shape->GetZ(1));
1965 coolinghole2shape->Rmin(2) = kCoolingHoleRmin;
1966 coolinghole2shape->Z(2) = ZFromRminpCone(coneshape,3,90.-kConeTheta,
1967 coolinghole2shape->GetRmin(2));
1968 coolinghole2shape->Rmax(2) = RminFromZpCone(coneinsertshape,3,90.-kConeTheta,
1969 coolinghole2shape->GetZ(2));
1971 coolinghole2shape->Rmin(3) = coolinghole2shape->GetRmin(2);
1972 coolinghole2shape->Rmax(3) = coolinghole2shape->GetRmin(3);
1973 coolinghole2shape->Z(3) = coolingholeshape->GetZ(2);
1975 TGeoPcon *coolinghole3shape = new TGeoPcon(-holePhi/2., holePhi, 4);
1977 coolinghole3shape->Rmin(0) = kCoolingHoleRmin + kCoolingHoleHight;
1978 coolinghole3shape->Rmax(0) = coolinghole3shape->GetRmin(0);
1979 coolinghole3shape->Z(0) = coolingholeshape->GetZ(1);
1981 coolinghole3shape->Rmax(1) = coolinghole3shape->GetRmax(0);
1982 coolinghole3shape->Z(1) = ZFromRmaxpCone(coneshape,7,90.-kConeTheta,
1983 coolinghole3shape->GetRmax(1));
1984 coolinghole3shape->Rmin(1) = RmaxFromZpCone(coneinsertshape,7,90.-kConeTheta,
1985 coolinghole3shape->GetZ(1));
1987 coolinghole3shape->Rmin(2) = kCoolingHoleRmin;
1988 coolinghole3shape->Z(2) = coolingholeshape->GetZ(3);
1989 coolinghole3shape->Rmax(2) = RmaxFromZpCone(coneshape,7,90.-kConeTheta,
1990 coolinghole3shape->GetZ(2));
1992 coolinghole3shape->Rmin(3) = coolinghole3shape->GetRmin(2);
1993 coolinghole3shape->Rmax(3) = coolinghole3shape->GetRmin(3);
1994 coolinghole3shape->Z(3) = ZFromRmaxpCone(coneshape,7,90.-kConeTheta,
1995 coolinghole3shape->GetRmax(3));
1998 holePhi = (kMountingHoleWidth/kMountingHoleRmin)*TMath::RadToDeg();
2000 TGeoPcon *mountingholeshape = new TGeoPcon(-holePhi/2., holePhi, 4);
2002 mountingholeshape->Rmin(0) = kMountingHoleRmin + kMountingHoleHight;
2003 mountingholeshape->Rmax(0) = mountingholeshape->GetRmin(0);
2004 mountingholeshape->Z(0) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
2005 mountingholeshape->GetRmin(0));
2007 mountingholeshape->Rmin(1) = kMountingHoleRmin;
2008 mountingholeshape->Rmax(1) = mountingholeshape->GetRmax(0);
2009 mountingholeshape->Z(1) = ZFromRminpCone(coneinsertshape,3,90.-kConeTheta,
2010 mountingholeshape->GetRmin(1));
2012 mountingholeshape->Rmin(2) = mountingholeshape->GetRmin(1);
2013 mountingholeshape->Rmax(2) = mountingholeshape->GetRmax(1);
2014 mountingholeshape->Z(2) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
2015 mountingholeshape->GetRmax(2));
2017 mountingholeshape->Rmin(3) = mountingholeshape->GetRmin(2);
2018 mountingholeshape->Rmax(3) = mountingholeshape->GetRmin(3);
2019 mountingholeshape->Z(3) = ZFromRmaxpCone(coneinsertshape,7,90.-kConeTheta,
2020 mountingholeshape->GetRmax(3));
2022 TGeoPcon *mountinghole2shape = new TGeoPcon(-holePhi/2., holePhi, 4);
2024 mountinghole2shape->Rmin(0) = kMountingHoleRmin + kMountingHoleHight;
2025 mountinghole2shape->Rmax(0) = mountingholeshape->GetRmin(0);
2026 mountinghole2shape->Z(0) = ZFromRminpCone(coneshape,3,90.-kConeTheta,
2027 mountinghole2shape->GetRmin(0));
2029 mountinghole2shape->Rmax(1) = mountinghole2shape->GetRmax(0);
2030 mountinghole2shape->Z(1) = mountingholeshape->Z(0);
2031 mountinghole2shape->Rmin(1) = RminFromZpCone(coneshape,3,90.-kConeTheta,
2032 mountinghole2shape->GetZ(1));
2034 mountinghole2shape->Rmin(2) = kMountingHoleRmin;
2035 mountinghole2shape->Z(2) = ZFromRminpCone(coneshape,3,90.-kConeTheta,
2036 mountinghole2shape->GetRmin(2));
2037 mountinghole2shape->Rmax(2) = RminFromZpCone(coneinsertshape,3,90.-kConeTheta,
2038 mountinghole2shape->GetZ(2));
2040 mountinghole2shape->Rmin(3) = mountinghole2shape->Rmin(2);
2041 mountinghole2shape->Rmax(3) = mountinghole2shape->Rmin(3);
2042 mountinghole2shape->Z(3) = mountingholeshape->Z(1);
2044 TGeoPcon *mountinghole3shape = new TGeoPcon(-holePhi/2., holePhi, 4);
2046 mountinghole3shape->Rmin(0) = kMountingHoleRmin + kMountingHoleHight;
2047 mountinghole3shape->Rmax(0) = mountingholeshape->GetRmin(0);
2048 mountinghole3shape->Z(0) = mountingholeshape->GetZ(2);
2050 mountinghole3shape->Rmax(1) = mountinghole3shape->GetRmax(0);
2051 mountinghole3shape->Z(1) = ZFromRmaxpCone(coneshape,7,90.-kConeTheta,
2052 mountinghole3shape->GetRmax(1));
2053 mountinghole3shape->Rmin(1) = RmaxFromZpCone(coneinsertshape,7,90.-kConeTheta,
2054 mountinghole3shape->GetZ(1));
2056 mountinghole3shape->Rmin(2) = kMountingHoleRmin;
2057 mountinghole3shape->Z(2) = mountingholeshape->Z(3);
2058 mountinghole3shape->Rmax(2) = RmaxFromZpCone(coneshape,7,90.-kConeTheta,
2059 mountinghole3shape->GetZ(2));
2061 mountinghole3shape->Rmin(3) = mountinghole3shape->Rmin(2);
2062 mountinghole3shape->Rmax(3) = mountinghole3shape->Rmin(3);
2063 mountinghole3shape->Z(3) = ZFromRmaxpCone(coneshape,7,90.-kConeTheta,
2064 mountinghole3shape->GetRmax(3));
2066 // The Cable Hole is even more complicated, a Composite Shape
2067 // is unavoidable here (gosh!)
2068 TGeoPcon *coneshapecopy = new TGeoPcon("conecopy",0.0, 360.0, 12);
2070 for (Int_t i=0; i<12; i++) {
2071 coneshapecopy->Rmin(i) = coneshape->GetRmin(i);
2072 coneshapecopy->Rmax(i) = coneshape->GetRmax(i);
2073 coneshapecopy->Z(i) = coneshape->GetZ(i);
2076 holePhi = (kCableHoleWidth/kCableHoleRout)*TMath::RadToDeg();
2077 TGeoConeSeg *chCS = new TGeoConeSeg("chCS", 0.5*kConeZLength,
2078 kCableHoleRin, kCableHoleRout,
2079 kCableHoleRin, kCableHoleRout,
2080 -0.5*holePhi, 0.5*holePhi);
2082 TGeoCompositeShape *cableholeshape = new TGeoCompositeShape(
2083 "SSDCableHoleShape",
2087 chCS->InspectShape();
2088 cableholeshape->InspectShape();
2091 // SSD Cone Wings: Tube and TubeSeg shapes
2092 Double_t angleWideWing, angleWideWingThickness;
2093 angleWideWing = (kWingWidth/kWingRmax)*TMath::RadToDeg();
2094 angleWideWingThickness = (kCFThickness/kWingRmax)*TMath::RadToDeg();
2096 TGeoTubeSeg *wingshape = new TGeoTubeSeg(kConeROuterMax, kWingRmax,
2100 TGeoTubeSeg *winginsertshape = new TGeoTubeSeg(kConeROuterMax,
2101 kWingRmax-kCFThickness,
2102 kWingHalfThick-kCFThickness,
2103 angleWideWingThickness,
2104 angleWideWing-angleWideWingThickness);
2106 // SDD support plate, SSD side (Mounting Bracket): a TubeSeg
2107 TGeoTubeSeg *bracketshape = new TGeoTubeSeg(kBracketRmin, kBracketRmax,
2108 kBracketHalfLength, -kBracketPhi/2, kBracketPhi/2);
2111 // We have the shapes: now create the real volumes
2113 TGeoVolume *cfcone = new TGeoVolume("SSDCarbonFiberCone",
2114 coneshape,medSSDcf);
2115 cfcone->SetVisibility(kTRUE);
2116 cfcone->SetLineColor(4); // Blue
2117 cfcone->SetLineWidth(1);
2118 cfcone->SetFillColor(cfcone->GetLineColor());
2119 cfcone->SetFillStyle(4000); // 0% transparent
2121 TGeoVolume *cfconeinsert = new TGeoVolume("SSDCarbonFiberConeInsert",
2122 coneinsertshape,medSSDste);
2123 cfconeinsert->SetVisibility(kTRUE);
2124 cfconeinsert->SetLineColor(2); // Red
2125 cfconeinsert->SetLineWidth(1);
2126 cfconeinsert->SetFillColor(cfconeinsert->GetLineColor());
2127 cfconeinsert->SetFillStyle(4050); // 50% transparent
2129 TGeoVolume *cfconefoam1 = new TGeoVolume("SSDCarbonFiberConeFoam1",
2130 conefoam1shape,medSSDroh);
2131 cfconefoam1->SetVisibility(kTRUE);
2132 cfconefoam1->SetLineColor(3); // Green
2133 cfconefoam1->SetLineWidth(1);
2134 cfconefoam1->SetFillColor(cfconefoam1->GetLineColor());
2135 cfconefoam1->SetFillStyle(4050); // 50% transparent
2137 TGeoVolume *cfconefoam2 = new TGeoVolume("SSDCarbonFiberConeFoam2",
2138 conefoam2shape,medSSDroh);
2139 cfconefoam2->SetVisibility(kTRUE);
2140 cfconefoam2->SetLineColor(3); // Green
2141 cfconefoam2->SetLineWidth(1);
2142 cfconefoam2->SetFillColor(cfconefoam2->GetLineColor());
2143 cfconefoam2->SetFillStyle(4050); // 50% transparent
2145 TGeoVolume *coolinghole = new TGeoVolume("SSDCoolingHole",
2146 coolingholeshape,medSSDair);
2147 coolinghole->SetVisibility(kTRUE);
2148 coolinghole->SetLineColor(5); // Yellow
2149 coolinghole->SetLineWidth(1);
2150 coolinghole->SetFillColor(coolinghole->GetLineColor());
2151 coolinghole->SetFillStyle(4090); // 90% transparent
2153 TGeoVolume *coolinghole2 = new TGeoVolume("SSDCoolingHole2",
2154 coolinghole2shape,medSSDair);
2155 coolinghole2->SetVisibility(kTRUE);
2156 coolinghole2->SetLineColor(5); // Yellow
2157 coolinghole2->SetLineWidth(1);
2158 coolinghole2->SetFillColor(coolinghole2->GetLineColor());
2159 coolinghole2->SetFillStyle(4090); // 90% transparent
2161 TGeoVolume *coolinghole3 = new TGeoVolume("SSDCoolingHole3",
2162 coolinghole3shape,medSSDair);
2163 coolinghole3->SetVisibility(kTRUE);
2164 coolinghole3->SetLineColor(5); // Yellow
2165 coolinghole3->SetLineWidth(1);
2166 coolinghole3->SetFillColor(coolinghole3->GetLineColor());
2167 coolinghole3->SetFillStyle(4090); // 90% transparent
2169 TGeoVolume *mountinghole = new TGeoVolume("SSDMountingHole",
2170 mountingholeshape,medSSDair);
2171 mountinghole->SetVisibility(kTRUE);
2172 mountinghole->SetLineColor(5); // Yellow
2173 mountinghole->SetLineWidth(1);
2174 mountinghole->SetFillColor(mountinghole->GetLineColor());
2175 mountinghole->SetFillStyle(4090); // 90% transparent
2177 TGeoVolume *mountinghole2 = new TGeoVolume("SSDMountingHole2",
2178 mountinghole2shape,medSSDair);
2179 mountinghole2->SetVisibility(kTRUE);
2180 mountinghole2->SetLineColor(5); // Yellow
2181 mountinghole2->SetLineWidth(1);
2182 mountinghole2->SetFillColor(mountinghole2->GetLineColor());
2183 mountinghole2->SetFillStyle(4090); // 90% transparent
2185 TGeoVolume *mountinghole3 = new TGeoVolume("SSDMountingHole3",
2186 mountinghole3shape,medSSDair);
2187 mountinghole3->SetVisibility(kTRUE);
2188 mountinghole3->SetLineColor(5); // Yellow
2189 mountinghole3->SetLineWidth(1);
2190 mountinghole3->SetFillColor(mountinghole3->GetLineColor());
2191 mountinghole3->SetFillStyle(4090); // 90% transparent
2193 TGeoVolume *wing = new TGeoVolume("SSDWing",wingshape,medSSDcf);
2194 wing->SetVisibility(kTRUE);
2195 wing->SetLineColor(4); // Blue
2196 wing->SetLineWidth(1);
2197 wing->SetFillColor(wing->GetLineColor());
2198 wing->SetFillStyle(4000); // 0% transparent
2200 TGeoVolume *cablehole = new TGeoVolume("SSDCableHole",
2201 cableholeshape,medSSDair);
2202 cablehole->SetVisibility(kTRUE);
2203 cablehole->SetLineColor(5); // Yellow
2204 cablehole->SetLineWidth(1);
2205 cablehole->SetFillColor(cablehole->GetLineColor());
2206 cablehole->SetFillStyle(4090); // 90% transparent
2208 TGeoVolume *winginsert = new TGeoVolume("SSDWingInsert",
2209 winginsertshape,medSSDste);
2210 winginsert->SetVisibility(kTRUE);
2211 winginsert->SetLineColor(2); // Red
2212 winginsert->SetLineWidth(1);
2213 winginsert->SetFillColor(winginsert->GetLineColor());
2214 winginsert->SetFillStyle(4050); // 50% transparent
2216 TGeoVolume *bracket = new TGeoVolume("SSDMountingBracket",
2217 bracketshape,medSSDal);
2218 bracket->SetVisibility(kTRUE);
2219 bracket->SetLineColor(6); // Purple
2220 bracket->SetLineWidth(1);
2221 bracket->SetFillColor(bracket->GetLineColor());
2222 bracket->SetFillStyle(4000); // 0% transparent
2225 for (Int_t i=0; i<(Int_t)(360./kMountingHolePhi); i++) {
2226 Double_t phiH = i*kMountingHolePhi + 0.5*kMountingHolePhi;
2227 cfconefoam2->AddNode(mountinghole,i+1, new TGeoRotation("", phiH, 0, 0));
2230 for (Int_t i=0; i<(Int_t)(360./kCoolingHolePhi); i++) {
2231 Double_t phiH = i*kCoolingHolePhi + 0.5*kCoolingHolePhi;
2232 cfconeinsert->AddNodeOverlap(coolinghole,i+1, new TGeoRotation("", phiH, 0, 0));
2235 cfconeinsert->AddNode(cfconefoam1,1,0);
2236 cfconeinsert->AddNode(cfconefoam2,1,0);
2238 cfcone->AddNode(cfconeinsert,1,0);
2240 for (Int_t i=0; i<(Int_t)(360./kCoolingHolePhi); i++) {
2241 Double_t phiH = i*kCoolingHolePhi + 0.5*kCoolingHolePhi;
2242 cfcone->AddNode(coolinghole2,i+1, new TGeoRotation("", phiH, 0, 0));
2243 cfcone->AddNode(coolinghole3,i+1, new TGeoRotation("", phiH, 0, 0));
2244 cfcone->AddNodeOverlap(cablehole,i+1, new TGeoRotation("", phiH, 0, 0));
2247 for (Int_t i=0; i<(Int_t)(360./kMountingHolePhi); i++) {
2248 Double_t phiH = i*kMountingHolePhi + 0.5*kMountingHolePhi;
2249 cfcone->AddNode(mountinghole2,i+1, new TGeoRotation("", phiH, 0, 0));
2250 cfcone->AddNode(mountinghole3,i+1, new TGeoRotation("", phiH, 0, 0));
2253 wing->AddNode(winginsert,1,0);
2255 // Add all volumes in the Cone assembly
2256 vC->AddNode(cfcone,1,new TGeoTranslation(0,0,-kConeZPosition));
2258 for (Int_t i=0; i<4; i++) {
2259 Double_t thetaW = kThetaWing + 90.*i + angleWideWing/2.;
2260 vC->AddNode(wing, i+1, new TGeoCombiTrans(0, 0, -kConeZPosition+kWingHalfThick,
2261 new TGeoRotation("",thetaW,180,0)));
2264 Double_t zBracket = kConeZPosition - coneshape->GetZ(9) +
2265 2*bracketshape->GetDz();
2266 for (Int_t i=0; i<3; i++) {
2267 Double_t thetaB = 60 + 120.*i;
2268 vC->AddNode(bracket, i+1, new TGeoCombiTrans(0, 0, -zBracket,
2269 new TGeoRotation("",thetaB,0,0)));
2272 // Finally put everything in the mother volume
2273 moth->AddNode(cfcylinder,1,0);
2275 moth->AddNode(vC, 1, 0 );
2276 moth->AddNode(vC, 2, new TGeoRotation("",180, 180, 0) );
2278 // Some debugging if requested
2287 //______________________________________________________________________
2288 void AliITSv11GeometrySupport::ServicesCableSupport(TGeoVolume *moth,
2290 // Define the detail ITS cable support trays on both the RB24 and
2293 // TGeoVolume *moth The mother volume to place this object.
2294 // TGeoManager *mgr A pointer to the Geo-Manager default gGeoManager
2299 // Based on the Drawings SSup_201A.jpg unless otherwise stated,
2301 TGeoMedium *medSUPcf = 0; // SUP support cone Carbon Fiber materal nbr.
2302 TGeoMedium *medSUPfs = 0; // SUP support cone inserto stesalite 4411w.
2303 TGeoMedium *medSUPfo = 0; // SUP support cone foam, Rohacell 50A.
2304 TGeoMedium *medSUPss = 0; // SUP support cone screw material,Stainless
2305 TGeoMedium *medSUPair = 0; // SUP support cone Air
2306 TGeoMedium *medSUPal = 0; // SUP support cone SDD mounting bracket Al
2307 TGeoMedium *medSUPwater = 0; // SUP support cone Water
2308 medSUPcf = mgr->GetMedium("ITSssdCarbonFiber");
2309 medSUPfs = mgr->GetMedium("ITSssdStaselite4411w");
2310 medSUPfo = mgr->GetMedium("ITSssdRohacell50A");
2311 medSUPss = mgr->GetMedium("ITSssdStainlessSteal");
2312 medSUPair = mgr->GetMedium("ITSssdAir");
2313 medSUPal = mgr->GetMedium("ITSssdAl");
2314 medSUPwater = mgr->GetMedium("ITSssdWater");
2317 Double_t x,y,z,t,t0,dt,di,r,l,local[3],master[3];
2320 // RB 24, Open Side.
2321 const Double_t kfrm24Z0 = 900*fgkmm;//SSup_203A.jpg
2322 const Double_t kfrm24Thss = 5.0*fgkmm;
2323 const Double_t kfrm24Rss = 444.5*fgkmm-kfrm24Thss; //SSup_204A.jpg
2324 const Double_t kfrm24Width = 10.0*fgkmm;
2325 const Double_t kfrm24Hight = 10.0*fgkmm;
2326 const Double_t kfrm24Phi0 = 15.2*fgkDegree; // SSup_602A.jpg
2327 const Double_t kfrm24Phi1 = (90.0-7.6)*fgkDegree; // SSup_802A.jpg
2328 const Double_t kfrm24ZssSection = (415.0-10.0)*fgkmm;
2329 const Int_t kfrm24NZsections = 4;
2330 const Int_t kfrm24NPhiSections = 4;
2331 const Int_t kfrm24NPhi = 4;
2332 // These numbers are guessed at.
2333 const Double_t kfrm24ZfracAngle = 0.55; // frational z length to brack
2334 const Double_t kfrm24Angle = 10.0*fgkDegree; // Guessed at
2336 TGeoTubeSeg *sA24[kfrm24NZsections+1];
2337 TGeoArb8 *sB24[kfrm24NZsections+1];
2338 Double_t zA24[kfrm24NZsections+1];
2339 l = 4.*kfrm24ZssSection+5*kfrm24Width;
2341 for(i=0;i<kfrm24NZsections+1;i++){
2342 sprintf(name,"ITS sup Cable tray support frame radial section A24[%d]",
2345 if(i==0) zA24[i] = kfrm24Width;
2346 else zA24[i] = zA24[i-1] + kfrm24ZssSection + kfrm24Width;
2347 if(zA24[i]>l*kfrm24ZfracAngle){ // break, radii get larger
2348 r1 = kfrm24Rss + (zA24[i]-kfrm24ZfracAngle*l)*SinD(kfrm24Angle);
2351 sA24[i] = new TGeoTubeSeg(name,r1,r2,0.5*kfrm24Width,kfrm24Phi0,
2353 if(i>0)if(sA24[i-1]->GetRmin()==sA24[i]->GetRmin()) j = iRmin = i;
2355 for(i=0;i<kfrm24NZsections;i++){
2356 sprintf(name,"ITS sup Cable tray support frame Z section B24[%d]",i);
2357 sB24[i] = new TGeoArb8(name,0.5*kfrm24ZssSection);
2358 sB24[i]->SetVertex(0,sA24[i]->GetRmin(),0.5*kfrm24Hight);
2359 sB24[i]->SetVertex(1,sA24[i]->GetRmax(),0.5*kfrm24Hight);
2360 sB24[i]->SetVertex(2,sA24[i]->GetRmin(),-0.5*kfrm24Hight);
2361 sB24[i]->SetVertex(3,sA24[i]->GetRmax(),-0.5*kfrm24Hight);
2362 sB24[i]->SetVertex(4,sA24[i+1]->GetRmin(),0.5*kfrm24Hight);
2363 sB24[i]->SetVertex(5,sA24[i+1]->GetRmax(),0.5*kfrm24Hight);
2364 sB24[i]->SetVertex(6,sA24[i+1]->GetRmin(),-0.5*kfrm24Hight);
2365 sB24[i]->SetVertex(7,sA24[i+1]->GetRmax(),-0.5*kfrm24Hight);
2368 for(i=0;i<kfrm24NZsections+1;i++) sA24[i]->InspectShape();
2369 for(i=0;i<kfrm24NZsections;i++) sB24[i]->InspectShape();
2370 } // end if GetDebug(1)
2371 TGeoVolume *vA24[kfrm24NZsections+1],*vB24[kfrm24NZsections];
2372 TGeoVolumeAssembly *vM24;
2373 TGeoTranslation *tran;
2374 TGeoRotation *rot,*rot1;
2375 TGeoCombiTrans *tranrot;
2377 for(i=0;i<kfrm24NZsections+1;i++){
2379 sprintf(name,"ITSsupFrameA24[%d]",i);
2380 vA24[i] = new TGeoVolume(name,sA24[i],medSUPss);
2381 vA24[i]->SetVisibility(kTRUE);
2382 vA24[i]->SetLineColor(1); // black
2383 vA24[i]->SetLineWidth(1);
2384 vA24[i]->SetFillColor(vA24[i]->GetLineColor());
2385 vA24[i]->SetFillStyle(4000); // 0% transparent
2387 for(i=0;i<kfrm24NZsections;i++){
2389 sprintf(name,"ITSsupFrameB24[%d]",i);
2390 vB24[i] = new TGeoVolume(name,sB24[i],medSUPss);
2391 vB24[i]->SetVisibility(kTRUE);
2392 vB24[i]->SetLineColor(1); // black
2393 vB24[i]->SetLineWidth(1);
2394 vB24[i]->SetFillColor(vB24[i]->GetLineColor());
2395 vB24[i]->SetFillStyle(4000); // 0% transparent
2397 vM24 = new TGeoVolumeAssembly("ITSsupFrameM24");
2398 //vM24->SetVisibility(kTRUE);
2399 //vM24->SetLineColor(7); // light blue
2400 //vM24->SetLineWidth(1);
2401 //vM24->SetFillColor(vM24->GetLineColor());
2402 //vM24->SetFillStyle(4090); // 90% transparent
2404 Int_t ncopyB24[kfrm24NPhiSections];
2406 dt = (kfrm24Phi1-kfrm24Phi0)/((Double_t)kfrm24NPhiSections);
2407 for(i=0;i<=kfrm24NZsections;i++){
2409 tran = new TGeoTranslation("",0.0,0.0,z);
2410 vM24->AddNode(vA24[i],1,tran);
2411 if(i<kfrm24NZsections){
2413 for(j=0;j<=kfrm24NPhiSections;j++){
2414 t = t0 + ((Double_t)j)*dt;
2415 rot = new TGeoRotation("",0.0,0.0,t);
2416 tranrot = new TGeoCombiTrans("",0.0,0.0,z+sB24[i]->GetDz(),rot);
2417 //delete rot;// rot not explicity used in AddNode functions.
2418 vM24->AddNode(vB24[i],ncopyB24[i]++,tranrot);
2422 tran = new TGeoTranslation("",0.0,0.0,kfrm24Z0);
2423 moth->AddNode(vM24,1,tran);
2424 for(i=1;i<kfrm24NPhi;i++){
2426 rot = new TGeoRotation("",0.0,0.0,90.0*di);
2427 tranrot = new TGeoCombiTrans("",0.0,0.0,kfrm24Z0,rot);
2428 //delete rot;// rot not explicity used in AddNode functions.
2429 moth->AddNode(vM24,i+1,tranrot);
2432 for(i=0;i<kfrm24NZsections+1;i++) vA24[i]->PrintNodes();
2433 for(i=0;i<kfrm24NZsections;i++) vB24[i]->PrintNodes();
2436 //==================================================================
2438 const Double_t kct24WidthBottom = 44.0*fgkmm; // Serv-C_208.jpg
2439 const Double_t kct24WidthTop = 46.0*fgkmm; // Serv-C_208.jpg
2440 const Double_t kct24Hight = 51.0*fgkmm; // Serv-C_208.jpg
2441 const Double_t kct24AlThick = 1.0*fgkmm; // Serv-C_208.jpg
2442 const Double_t kct24CapWidth = 46.0*fgkmm; // Serv-C_208.jpg
2443 const Double_t kct24CapEar = 5.0*fgkmm; // Guess
2444 const Double_t kct24Rmin = 455.0*fgkmm; // Serv-C_203.jpg
2445 const Double_t kct24CoolSectionH = 470.0*fgkmm-kct24Rmin;// Serv-C_203.jpg
2446 const Double_t kct24CoolCableDivEar = 2.0*fgkmm; // Guess
2447 const Int_t kct24Ntrays = 48; // Serv-C_205.jpg
2448 //const Int_t kct24Ntubes = 3; // Serv-C_208.jpg
2449 // Patch Pannels for RB 24 side
2450 const Double_t kft24PPHightSPDFMD = 72.0*fgkmm; // Serv-C_SPD/FMD.jpg
2451 const Double_t kft24PPHightSDDSSD = 104.0*fgkmm; // Serv-C_SDD/SSD.jpg
2452 const Double_t kft24PPlength = 350.0*fgkmm;//Serv-C_SPD/SDD/SSD/FMD_1.jpg
2453 const Double_t kft24Theta = 2.0*TMath::ATan2(kct24WidthBottom,
2454 2.0*kct24Rmin)*fgkRadian; //
2455 const Int_t kft24NPatchPannels = 20; //
2457 Double_t xp[12],yp[12];
2459 TGeoXtru *sT24,*sTs24,*sTl24,*sTt24,*sU24,*sVl24,*sVs24,*sW24;
2460 TGeoXtru *s3PP24,*s2PP24,*sV3PP24,*sV2PP24;
2462 sT24 = new TGeoXtru(3);
2463 sT24->SetName("ITS sup Full Cable Tray for RB24 Side T24");
2464 xp[0] = -0.5*kct24WidthBottom;
2465 yp[0] = sA24[0]->GetRmax();
2466 yp[1] = yp[0] + kct24Hight-kct24CapEar;
2467 xp[1] = Xfrom2Points(xp[0],yp[0],-0.5*kct24WidthTop+kct24AlThick,
2468 yp[0]+kct24Hight,yp[1]);
2470 xp[2] = xp[1]-kct24AlThick;
2471 xp[3] = -0.5*kct24CapWidth;
2472 yp[3] = yp[0] + kct24Hight;
2481 sT24->DefinePolygon(8,xp,yp);
2482 sT24->DefineSection(0,zA24[0]-kfrm24Width,0.0,0.0,1.0);
2483 sT24->DefineSection(1,zA24[iRmin],0.0,0.0,1.0);
2484 sT24->DefineSection(2,zA24[kfrm24NZsections]+kfrm24Width,0.0,
2485 sA24[kfrm24NZsections]->GetRmax()-sA24[0]->GetRmin());
2486 // RB 24 full tray no divider (for ALG and T0-V0 cables?)
2487 sW24 = new TGeoXtru(3);
2488 sW24->SetName("ITS sup Cable Tray No Divider for RB24 Side W24");
2489 xp[0] = sT24->GetX(0) + kct24AlThick;
2490 yp[0] = sT24->GetY(0) + kct24AlThick;
2491 yp[1] = sT24->GetY(3) - kct24AlThick;
2492 xp[1] = Xfrom2Points(sT24->GetX(0),sT24->GetY(0),sT24->GetX(1),
2493 sT24->GetY(1),yp[1]) + kct24AlThick;
2498 sW24->DefinePolygon(4,xp,yp);
2499 for(i=0;i<sT24->GetNz();i++){
2500 sW24->DefineSection(i,sT24->GetZ(i),sT24->GetXOffset(i),
2501 sT24->GetYOffset(i),sT24->GetScale(i));
2504 sTs24 = new TGeoXtru(3);
2505 sTs24->SetName("ITS sup Short Cable Tray for RB24 Side Ts24");
2506 yp[0] = sT24->GetY(0) + kct24CoolSectionH;
2507 xp[0] = Xfrom2Points(sT24->GetX(0),sT24->GetY(0),sT24->GetX(1),
2508 sT24->GetY(1),yp[0]);
2510 xp[i] = sT24->GetX(i);
2511 yp[i] = sT24->GetY(i);
2515 sTs24->DefinePolygon(8,xp,yp);
2516 sTs24->DefineSection(0,zA24[0] -kfrm24Width+kft24PPlength);
2517 sTs24->DefineSection(1,zA24[iRmin]);
2518 sTs24->DefineSection(2,zA24[kfrm24NZsections]+kfrm24Width,
2519 sT24->GetXOffset(2),
2520 sT24->GetYOffset(2),sT24->GetScale(2));
2522 sTl24 = new TGeoXtru(3);
2523 sTl24->SetName("ITS sup Long Cable Tray for RB24 Side Tl24");
2525 xp[i] = sTs24->GetX(i);
2526 yp[i] = sTs24->GetY(i);
2528 sTl24->DefinePolygon(8,xp,yp);
2529 sTl24->DefineSection(0,zA24[0]-kfrm24Width,0.0,0.0,1.0);
2530 sTl24->DefineSection(1,zA24[iRmin],0.0,0.0,1.0);
2531 sTl24->DefineSection(2,zA24[kfrm24NZsections]+kfrm24Width,0.0,
2532 sA24[kfrm24NZsections]->GetRmax()-sA24[0]->GetRmin(),1.0);
2533 // Outer Tray for air Tubes
2534 sTt24 = new TGeoXtru(3);
2535 sTt24->SetName("ITS sup Long Air Tube Tray for RB24 Side Tt24");
2536 xp[0] = sT24->GetX(0);
2537 yp[0] = sT24->GetY(0);
2538 xp[1] = sTl24->GetX(0);
2539 yp[1] = sTl24->GetY(0);
2544 sTt24->DefinePolygon(4,xp,yp);
2545 sTt24->DefineSection(0,zA24[0]-kfrm24Width,0.0,0.0,1.0);
2546 sTt24->DefineSection(1,zA24[iRmin],0.0,0.0,1.0);
2547 sTt24->DefineSection(2,zA24[kfrm24NZsections]+kfrm24Width,0.0,
2548 sA24[kfrm24NZsections]->GetRmax()-sA24[0]->GetRmin());
2549 // Inner opening for cooling (lower) {inside sTt24}
2550 sU24 = new TGeoXtru(3);
2551 sU24->SetName("ITS sup Cable Tray Cooling tube space RB24 Side U24");
2552 xp[0] = sTt24->GetX(0) + kct24AlThick;
2553 yp[0] = sTt24->GetY(0) + kct24AlThick;
2554 xp[1] = sTt24->GetX(1) + kct24AlThick;
2555 yp[1] = sTt24->GetY(1) - kct24AlThick;
2560 sU24->DefinePolygon(4,xp,yp);
2561 for(i=0;i<sTt24->GetNz();i++){
2562 sU24->DefineSection(i,sTt24->GetZ(i),sTt24->GetXOffset(i),
2563 sTt24->GetYOffset(i),sTt24->GetScale(i));
2565 // Inner opening for cables (upper) {inside sTl24}
2566 sVl24 = new TGeoXtru(3);
2567 sVl24->SetName("ITS sup Cable Tray Cable space RB24 Side Vl24");
2568 xp[0] = sTl24->GetX(0)+2.0*kct24AlThick;
2569 yp[0] = sTl24->GetY(0);
2570 yp[1] = yp[0] + kct24CoolCableDivEar;
2571 xp[1] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),
2572 sTl24->GetX(1),sTl24->GetY(1),yp[1])+2.0*kct24AlThick;
2574 xp[2] = xp[1] - kct24AlThick;
2575 yp[3] = sTl24->GetY(3) - kct24AlThick;
2576 xp[3] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),sTl24->GetX(1),
2577 sTl24->GetY(1),yp[3]) + kct24AlThick;
2586 sVl24->DefinePolygon(8,xp,yp);
2587 for(i=0;i<sTl24->GetNz();i++){
2588 sVl24->DefineSection(i,sTl24->GetZ(i),sTl24->GetXOffset(i),
2589 sTl24->GetYOffset(i),sTl24->GetScale(i));
2591 // Inner opening for cables (upper) {inside sTs24}
2592 sVs24 = new TGeoXtru(3);
2593 sVs24->SetName("ITS sup Cable Tray Cable space RB24 Side Vs24");
2594 sVs24->DefinePolygon(8,xp,yp);
2596 xp[i] = sVl24->GetX(i);
2597 yp[i] = sVl24->GetY(i);
2599 for(i=0;i<sTl24->GetNz();i++){
2600 sVs24->DefineSection(i,sTs24->GetZ(i),sTs24->GetXOffset(i),
2601 sTs24->GetYOffset(i),sTs24->GetScale(i));
2603 //------------------------------------------------------------------
2604 // Patch Pannels on RB 24 Side
2605 rot = new TGeoRotation("",0.0,0.0,-kft24Theta); // Gets Used later as well
2606 rot1 = new TGeoRotation("",0.0,0.0,kft24Theta); // Gets Used later as well
2607 s3PP24 = new TGeoXtru(2);
2608 s3PP24->SetName("ITS sup 3 bay pach pannel RB24 side 3PP24");
2609 yp[5] = sT24->GetY(7) + kct24CoolSectionH;
2610 xp[5] = Xfrom2Points(sT24->GetX(7),sT24->GetY(7),sT24->GetX(6),
2611 sT24->GetY(6),yp[6]);
2612 yp[6] = sT24->GetY(0) + kct24CoolSectionH;
2613 xp[6] = Xfrom2Points(sT24->GetX(0),sT24->GetY(0),sT24->GetX(1),
2614 sT24->GetY(1),yp[9]);
2615 local[0] = xp[6]; local[1] = yp[6]; local[2] = 0.0;
2616 rot1->LocalToMaster(local,master);
2619 local[0] = xp[6]; local[1] = yp[6] + kft24PPHightSDDSSD; local[2] = 0.0;
2620 rot1->LocalToMaster(local,master);
2627 local[0] = xp[6]; local[1] = yp[6]; local[2] = 0.0;
2628 rot1->MasterToLocal(local,master);
2631 local[0] = xp[5]; local[1] = yp[5]; local[2] = 0.0;
2632 rot1->LocalToMaster(local,master);
2635 s3PP24->DefinePolygon(8,xp,yp);
2636 s3PP24->DefineSection(0,0.0);
2637 s3PP24->DefineSection(1,kft24PPlength);
2639 s2PP24 = new TGeoXtru(2);
2640 s2PP24->SetName("ITS sup 2 bay pach pannel RB24 side 2PP24");
2641 local[1] = sTl24->GetY(3); local[2] = 0.0;
2642 local[0] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),
2643 sTl24->GetX(1),sTl24->GetY(1),local[1]);
2644 rot1->LocalToMaster(local,master);
2647 local[1] = sTl24->GetY(3) + kft24PPHightSPDFMD; local[2] = 0.0;
2648 local[0] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),
2649 sTl24->GetX(1),sTl24->GetY(1),local[1]);
2650 rot1->LocalToMaster(local,master);
2653 yp[2] = sTl24->GetY(4) + kft24PPHightSPDFMD;
2654 xp[2] = Xfrom2Points(sTl24->GetX(6),sTl24->GetY(6),
2655 sTl24->GetX(7),sTl24->GetY(7),yp[2]);
2656 yp[3] = sTl24->GetY(7);
2657 xp[3] = Xfrom2Points(sTl24->GetX(6),sTl24->GetY(6),
2658 sTl24->GetX(7),sTl24->GetY(7),yp[3]);
2659 xp[4] = sTl24->GetX(3);
2660 yp[4] = sTl24->GetY(3);
2661 local[0] = sTl24->GetX(4);local[1] = sTl24->GetY(4); local[2] = 0.0;
2662 rot1->LocalToMaster(local,master);
2665 s2PP24->DefinePolygon(6,xp,yp);
2666 s2PP24->DefineSection(0,0.0);
2667 s2PP24->DefineSection(1,kft24PPlength);
2669 sV3PP24 = new TGeoXtru(2);
2670 sV3PP24->SetName("ITS sup Patch Pannel 3 Bay inside Rb24 side V3PP24");
2671 xp[0] = s3PP24->GetX(0) + kct24AlThick;
2672 yp[0] = s3PP24->GetY(0) + kct24AlThick;
2673 local[1] = s3PP24->GetY(6) + kft24PPHightSDDSSD - kct24AlThick;local[2]=0.;
2674 local[0] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),
2675 sTl24->GetX(1),sTl24->GetY(1),local[1]);
2676 rot1->LocalToMaster(local,master);
2683 xp[4] = s3PP24->GetX(4);
2684 yp[4] = s3PP24->GetY(4);
2685 xp[5] = s3PP24->GetX(5);
2686 yp[5] = s3PP24->GetY(5);
2687 xp[6] = s3PP24->GetX(6);
2688 yp[6] = s3PP24->GetY(6);
2689 xp[7] = s3PP24->GetX(7);
2690 yp[7] = s3PP24->GetY(7);
2691 sV3PP24->DefinePolygon(8,xp,yp);
2692 sV3PP24->DefineSection(0,s3PP24->GetZ(0),s3PP24->GetXOffset(0),
2693 s3PP24->GetYOffset(0),s3PP24->GetScale(0));
2694 sV3PP24->DefineSection(1,s3PP24->GetZ(1),s3PP24->GetXOffset(1),
2695 s3PP24->GetYOffset(1),s3PP24->GetScale(1));
2697 sV2PP24 = new TGeoXtru(2);
2698 sV2PP24->SetName("ITS sup Patch Pannel 2 Bay inside Rb24 side V2PP24");
2699 xp[0] = s2PP24->GetX(0) + kct24AlThick;
2700 yp[0] = s2PP24->GetY(0) + kct24AlThick;
2701 local[1] = sTl24->GetY(3) + kft24PPHightSPDFMD - kct24AlThick;local[2]=0.;
2702 local[0] = Xfrom2Points(sTl24->GetX(0),sTl24->GetY(0),
2703 sTl24->GetX(1),sTl24->GetY(1),local[1]);
2704 rot1->LocalToMaster(local,master);
2707 yp[2] = sTl24->GetY(4) + kft24PPHightSPDFMD - kct24AlThick;
2708 xp[2] = Xfrom2Points(sTl24->GetX(6),sTl24->GetY(6),
2709 sTl24->GetX(7),sTl24->GetY(7),yp[2]);
2710 yp[3] = sTl24->GetY(4);
2711 xp[3] = Xfrom2Points(sTl24->GetX(6),sTl24->GetY(6),
2712 sTl24->GetX(7),sTl24->GetY(7),yp[3]);;
2713 xp[4] = s2PP24->GetX(4);
2714 yp[4] = s2PP24->GetY(4);
2715 xp[5] = s2PP24->GetX(5);
2716 yp[5] = s2PP24->GetY(5);
2717 sV2PP24->DefinePolygon(6,xp,yp);
2718 sV2PP24->DefineSection(0,s2PP24->GetZ(0),s2PP24->GetXOffset(0),
2719 s2PP24->GetYOffset(0),s2PP24->GetScale(0));
2720 sV2PP24->DefineSection(1,s2PP24->GetZ(1),s2PP24->GetXOffset(1),
2721 s2PP24->GetYOffset(1),s2PP24->GetScale(1));
2722 // RB 24 Tray Mother Volume
2723 sMT24 = new TGeoPcon("ITS sup Cable Tray Mother Volume RB24 MT24",
2726 sMT24->Rmin(0) = sA24[0]->GetRmax();
2727 sMT24->Rmax(0) = TMath::Max(TMath::Hypot(s3PP24->GetX(1),s3PP24->GetY(1)),
2728 TMath::Hypot(s2PP24->GetX(1),s2PP24->GetY(1)));
2730 sMT24->Z(1) = sMT24->GetZ(0) + kft24PPlength;
2731 sMT24->Rmin(1) = sMT24->GetRmin(0);
2732 sMT24->Rmax(1) = sMT24->GetRmax(0);
2733 sMT24->Z(2) = sMT24->GetZ(1);
2734 sMT24->Rmin(2) = sMT24->GetRmin(0);
2735 sMT24->Rmax(2) = sMT24->GetRmax(0) - kft24PPHightSPDFMD;
2737 sMT24->Z(3) = sMT24->GetZ(0) + zA24[iRmin] - zA24[0] -kfrm24Width;
2738 sMT24->Rmin(3) = sA24[iRmin]->GetRmin();
2739 sMT24->Rmax(3) = TMath::Hypot(sT24->GetX(3),sT24->GetY(3));
2740 sMT24->Z(4) = sMT24->GetZ(0) + zA24[kfrm24NZsections] + kfrm24Width -
2741 zA24[0] -kfrm24Width;
2742 sMT24->Rmin(4) = sA24[kfrm24NZsections]->GetRmax();
2743 sMT24->Rmax(4) = TMath::Hypot(sT24->GetX(3)+sT24->GetXOffset(2),
2744 sT24->GetY(3)+sT24->GetYOffset(2));
2747 sT24->InspectShape();
2748 sW24->InspectShape();
2749 sTl24->InspectShape();
2750 sTs24->InspectShape();
2751 sTt24->InspectShape();
2752 sU24->InspectShape();
2753 sVl24->InspectShape();
2754 sVs24->InspectShape();
2755 s3PP24->InspectShape();
2756 s2PP24->InspectShape();
2757 sV3PP24->InspectShape();
2758 sV2PP24->InspectShape();
2759 sMT24->InspectShape();
2760 } // end if GetDebug(1)
2762 TGeoVolume *vC24[kct24Ntrays],*vT24[kct24Ntrays],*vPP24[kft24NPatchPannels];
2763 TGeoVolume *vWTV024,*vW24,*vU24,*vUFMD24,*vVl24,*vVlFMD24,*vVs24;
2764 TGeoVolume *vV3PP24,*vV2PP24,*vV2PPFMD24;
2765 TGeoVolumeAssembly *vMT24;
2766 vMT24 = new TGeoVolumeAssembly("ITSsupCableTrayMotherMT24");
2767 //vMT24->SetVisibility(kTRUE);
2768 //vMT24->SetLineColor(8); // white
2769 //vMT24->SetLineWidth(1);
2770 //vMT24->SetFillColor(vMT24->GetLineColor());
2771 //vMT24->SetFillStyle(4100); // 100% transparent
2773 vU24 = new TGeoVolume("ITSsupCableTrayLowerU24",sU24,medSUPair);
2774 vU24->SetVisibility(kTRUE);
2775 vU24->SetLineColor(7); // light blue
2776 vU24->SetLineWidth(1);
2777 vU24->SetFillColor(vU24->GetLineColor());
2778 vU24->SetFillStyle(4090); // 90% transparent
2779 vUFMD24 = new TGeoVolume("FMDsupCableTrayLowerU24",sU24,medSUPair);
2780 vUFMD24->SetVisibility(kTRUE);
2781 vUFMD24->SetLineColor(7); // light blue
2782 vUFMD24->SetLineWidth(1);
2783 vUFMD24->SetFillColor(vUFMD24->GetLineColor());
2784 vUFMD24->SetFillStyle(4090); // 90% transparent
2785 vVl24 = new TGeoVolume("ITSsupCableTrayUpperV24",sVl24,medSUPair);
2786 vVl24->SetVisibility(kTRUE);
2787 vVl24->SetLineColor(7); // light blue
2788 vVl24->SetLineWidth(1);
2789 vVl24->SetFillColor(vVl24->GetLineColor());
2790 vVl24->SetFillStyle(4090); // 90% transparent
2791 vVlFMD24 = new TGeoVolume("FMDsupCableTrayUpperVl24",sVl24,medSUPair);
2792 vVlFMD24->SetVisibility(kTRUE);
2793 vVlFMD24->SetLineColor(7); // light blue
2794 vVlFMD24->SetLineWidth(1);
2795 vVlFMD24->SetFillColor(vVlFMD24->GetLineColor());
2796 vVlFMD24->SetFillStyle(4090); // 90% transparent
2797 vVs24 = new TGeoVolume("ITSsupCableTrayUpperVs24",sVs24,medSUPair);
2798 vVs24->SetVisibility(kTRUE);
2799 vVs24->SetLineColor(7); // light blue
2800 vVs24->SetLineWidth(1);
2801 vVs24->SetFillColor(vVs24->GetLineColor());
2802 vVs24->SetFillStyle(4090); // 90% transparent
2803 vW24 = new TGeoVolume("ITSsupCableTrayUpperW24",sW24,medSUPair);
2804 vW24->SetVisibility(kTRUE);
2805 vW24->SetLineColor(7); // light blue
2806 vW24->SetLineWidth(1);
2807 vW24->SetFillColor(vW24->GetLineColor());
2808 vW24->SetFillStyle(4090); // 90% transparent
2810 vWTV024 = new TGeoVolume("V0supCableTrayUpperWTV024",sW24,medSUPair);
2811 vWTV024->SetVisibility(kTRUE);
2812 vWTV024->SetLineColor(7); // light blue
2813 vWTV024->SetLineWidth(1);
2814 vWTV024->SetFillColor(vWTV024->GetLineColor());
2815 vWTV024->SetFillStyle(4090); // 90% transparent
2817 vV3PP24 = new TGeoVolume("ITSsup3BayPachPannelInsideV3PP24",sV3PP24,medSUPair);
2818 vV3PP24->SetVisibility(kTRUE);
2819 vV3PP24->SetLineColor(8); // white
2820 vV3PP24->SetLineWidth(1);
2821 vV3PP24->SetFillColor(vV3PP24->GetLineColor());
2822 vV3PP24->SetFillStyle(4100); // 100% transparent
2823 vV2PP24 = new TGeoVolume("ITSsup2BayPachPannelInsideV2PP24",sV2PP24,medSUPair);
2824 vV2PP24->SetVisibility(kTRUE);
2825 vV2PP24->SetLineColor(8); // white
2826 vV2PP24->SetLineWidth(1);
2827 vV2PP24->SetFillColor(vV2PP24->GetLineColor());
2828 vV2PP24->SetFillStyle(4100); // 100% transparent
2829 vV2PPFMD24 = new TGeoVolume("FMDsup2BayPachPannelInsideV2PP24",sV2PP24,medSUPair);
2830 vV2PPFMD24->SetVisibility(kTRUE);
2831 vV2PPFMD24->SetLineColor(8); // white
2832 vV2PPFMD24->SetLineWidth(1);
2833 vV2PPFMD24->SetFillColor(vV2PPFMD24->GetLineColor());
2834 vV2PPFMD24->SetFillStyle(4100); // 100% transparent
2839 Double_t tha[kct24Ntrays],thb[kft24NPatchPannels];
2840 for(i=0;i<kct24Ntrays/4;i++) {
2841 if(i==0) tha[0] = 17.0+0.5*kft24Theta;
2842 else tha[i] = tha[i-1] + kft24Theta;
2843 tha[i+ kct24Ntrays/4] = 90.0 + tha[i];
2844 tha[i+ kct24Ntrays/2] = 180.0 + tha[i];
2845 tha[i+3*kct24Ntrays/4] = 270.0 + tha[i];
2847 if(GetDebug(1)) for(i=0;i<kct24Ntrays;i++) Info("ServicesCableSupport",
2848 "tha[%d]=%f",i,tha[i]);
2849 const Char_t *airName[kct24Ntrays]={"FMD0","SDD0","SSD0","SSD1","SPD0","SPD1",
2850 "TV00","SDD1","SDD2","SPD2","SPD3","ALG0",
2851 "SPD4","SPD5","SSD2","SSD3","SPD6","SPD7",
2852 "TV01","SDD3","SDD4","SPD8","SPD9","ALG1",
2853 "FMD1","SDD5","SSD4","SSD5","SPDA","SPDB",
2854 "TV02","SDD6","SDD7","SPDC","SPDD","ALG2",
2855 "SPDE","SPDF","SSD6","SSD7","SPDG","SPDH",
2856 "TV03","SDD8","SDD9","SPDI","SPDJ","ALG3"};
2857 const Char_t *trayName[kct24Ntrays]={"FMD0","SSD0","SSD1","SSD2","SSD3","SPD0",
2858 "TV00","SDD0","SDD1","SDD2","SPD1","ALG0",
2859 "SPD2","SSD4","SSD5","SSD6","SSD7","SPD3",
2860 "TV01","SDD3","SDD4","SDD5","SPD4","ALG1",
2861 "FMD1","SSD8","SSD9","SSDA","SSDB","SPD5",
2862 "TV02","SDD6","SDD7","SDD8","SPD6","ALG2",
2863 "SPD7","SSDC","SSDD","SSDE","SSDF","SPD8",
2864 "TV03","SDD9","SDDA","SDDB","SPD9","ALG3"};
2866 //Int_t ncopyW24=1,ncopyU24=1,ncopyV24=1;
2868 for(i=0;i<kct24Ntrays;i++){
2869 if(strncmp(trayName[i],"FMD",3)==0){
2870 sprintf(name,"FMDsupCableTrayT24[%s]",trayName[i]);
2871 vT24[i] = new TGeoVolume(name,sTl24,medSUPal);
2872 vT24[i]->AddNode(vVlFMD24,1,0);
2873 }else if(strncmp(trayName[i],"TV0",3)==0){
2874 sprintf(name,"V0supCableTrayT24[%s]",trayName[i]);
2875 vT24[i] = new TGeoVolume(name,sT24,medSUPal);
2876 vT24[i]->AddNode(vWTV024,1,0);
2877 }else if(strncmp(trayName[i],"ALG",3)==0){ // ITS Alignment Channel
2878 sprintf(name,"ITSsupCableTrayT24[%s]",trayName[i]);
2879 vT24[i] = new TGeoVolume(name,sT24,medSUPal);
2880 vT24[i]->AddNode(vW24,1,0);
2881 }else if(strncmp(trayName[i],"SPD",3)==0){ /*ITS SPD*/
2882 sprintf(name,"ITSsupCableTrayT24[%s]",trayName[i]);
2883 vT24[i] = new TGeoVolume(name,sTl24,medSUPal);
2884 vT24[i]->AddNode(vVl24,1,0);
2886 sprintf(name,"ITSsupCableTrayT24[%s]",trayName[i]);
2887 vT24[i] = new TGeoVolume(name,sTs24,medSUPal); /// replace solid
2888 vT24[i]->AddNode(vVs24,1,0);
2890 vT24[i]->SetVisibility(kTRUE);
2891 vT24[i]->SetLineColor(6); // purple
2892 vT24[i]->SetLineWidth(1);
2893 vT24[i]->SetFillColor(vT24[i]->GetLineColor());
2894 vT24[i]->SetFillStyle(4000); // 0% transparent
2895 rot = new TGeoRotation("",0.0,0.0,tha[i]-90.0);
2896 if(GetDebug(1)) rot->Print();
2897 vMT24->AddNode(vT24[i],1,rot);
2899 if(strncmp(trayName[i],"FMD",3)==0){
2900 sprintf(name,"FMDsupAirTubeTrayT24[%s]",airName[i]);
2901 vC24[j] = new TGeoVolume(name,sTt24,medSUPair);
2902 vC24[j]->AddNode(vUFMD24,1,0);
2903 }else if(strncmp(trayName[i],"TV0",3)==0){
2905 }else if(strncmp(trayName[i],"ALG",3)==0){
2908 sprintf(name,"ITSsupAirTubTrayT24[%s]",airName[i]);
2909 vC24[j] = new TGeoVolume(name,sTt24,medSUPair);
2910 vC24[j]->AddNode(vU24,1,0);
2912 vC24[j]->SetVisibility(kTRUE);
2913 vC24[j]->SetLineColor(6); // purple
2914 vC24[j]->SetLineWidth(1);
2915 vC24[j]->SetFillColor(vC24[j]->GetLineColor());
2916 vC24[j]->SetFillStyle(4000); // 0% transparent
2917 vMT24->AddNode(vC24[j++],1,rot);
2919 for(i=0;i<kft24NPatchPannels/4;i++) {
2920 if(i==0) thb[0] = 17.0+0.5*kft24Theta;
2922 if(i%2) thb[i] = thb[i-1] + 3.0*kft24Theta;
2923 else thb[i] = thb[i-1] + 2.0*kft24Theta;
2925 thb[i+ kft24NPatchPannels/4] = 90.0 + thb[i];
2926 thb[i+ kft24NPatchPannels/2] = 180.0 + thb[i];
2927 thb[i+3*kft24NPatchPannels/4] = 270.0 + thb[i];
2929 const Char_t *pachName[kft24NPatchPannels]={"FMD0","SSD0","SPD0","SDD0","SPD1",
2930 "SPD2","SSD1","SPD3","SDD1","SPD4",
2931 "FMD1","SSD2","SPD5","SDD2","SPD6",
2932 "SPD7","SSD3","SPD8","SDD3","SPD9"};
2933 for(i=0;i<kft24NPatchPannels;i++){
2934 if(strncmp(pachName[i],"FMD",3)==0){
2935 sprintf(name,"FMDsupPatchPannelPP24[%s]",pachName[i]);
2936 vPP24[i] = new TGeoVolume(name,s2PP24,medSUPal);
2937 vPP24[i]->AddNode(vV2PPFMD24,1,0);
2938 }else if(strncmp(pachName[i],"SPD",3)==0){ /*ITS SPD*/
2939 sprintf(name,"ITSsupPathcPannelPP24[%s]",pachName[i]);
2940 vPP24[i] = new TGeoVolume(name,s2PP24,medSUPal);
2941 vPP24[i]->AddNode(vV2PP24,1,0);
2943 sprintf(name,"ITSsupPathcPannelPP24[%s]",pachName[i]);
2944 vPP24[i] = new TGeoVolume(name,s3PP24,medSUPal); /// replace solid
2945 vPP24[i]->AddNode(vV3PP24,1,0);
2947 vPP24[i]->SetVisibility(kTRUE);
2948 vPP24[i]->SetLineColor(6); // purple
2949 vPP24[i]->SetLineWidth(1);
2950 vPP24[i]->SetFillColor(vPP24[i]->GetLineColor());
2951 vPP24[i]->SetFillStyle(4000); // 0% transparent
2952 rot = new TGeoRotation("",0.0,0.0,thb[i]-90.0);
2953 if(GetDebug(1)) rot->Print();
2954 vMT24->AddNode(vPP24[i],1,rot);
2956 tran = new TGeoTranslation("",0.0,0.0,kfrm24Z0);
2957 moth->AddNode(vMT24,1,tran);
2959 for(i=0;i<kct24Ntrays;i++) vT24[i]->PrintNodes();
2960 for(i=0;i<kct24Ntrays-8;i++) vC24[i]->PrintNodes();
2962 vUFMD24->PrintNodes();
2963 vVl24->PrintNodes();
2964 vVlFMD24->PrintNodes();
2965 vVs24->PrintNodes();
2967 vWTV024->PrintNodes();
2968 vMT24->PrintNodes();
2970 //==================================================================
2972 // RB 26, Muon Absober side
2973 const Double_t kfrm26Z0 = -900*fgkmm;//SSup_203A.jpg
2974 const Double_t kfrm26Thss = 5.0*fgkmm;
2975 const Double_t kfrm26R0ss = 444.5*fgkmm-kfrm26Thss; //SSup_204A.jpg
2976 const Double_t kfrm26R1ss = 601.6*fgkmm-kfrm26Thss; //SSup_208A.jpg
2977 const Double_t kfrm26Width = 10.0*fgkmm;
2978 //const Double_t kfrm26Hight = 10.0*fgkmm;
2979 const Double_t kfrm26Phi0 = 15.2*fgkDegree; // SSup_602A.jpg
2980 const Double_t kfrm26Phi1 = (90.0-7.6)*fgkDegree; // SSup_802A.jpg
2981 const Double_t kfrm26ZssSection = (415.0-10.0)*fgkmm;
2982 const Int_t kfrm26NZsections = 4;
2983 const Int_t kfrm26NPhiSections = 4;
2984 const Int_t kfrm26NPhi = 4;
2985 TGeoConeSeg *sA26[kfrm26NZsections+1];//,*sM26;//Cylinderial support structure
2986 TGeoArb8 *sB26; // Cylinderial support structure
2988 sM26 = new TGeoConeSeg("ITS sup Cable tray support frame mother volume "
2989 "M26",0.5*(4.*kfrm26ZssSection+5*kfrm26Width),
2990 kfrm26R1ss,kfrm26R1ss+kfrm26Thss,
2991 kfrm26R0ss,kfrm26R0ss+kfrm26Thss,
2992 kfrm26Phi0,kfrm26Phi1);
2994 m = -((kfrm26R1ss-kfrm26R0ss)/
2995 (((Double_t)kfrm26NZsections)*(kfrm26ZssSection+kfrm26Width)));
2996 for(i=0;i<kfrm26NZsections+1;i++){
2997 di = ((Double_t) i)*(kfrm26ZssSection+kfrm26Width);
2999 "ITS sup Cable tray support frame radial section A26[%d]",i);
3000 r1 = kfrm26R1ss+m*di;
3001 r2 = kfrm26R1ss+m*(di+kfrm26Width);
3002 sA26[i] = new TGeoConeSeg(name,0.5*kfrm26Width,r2,r2+kfrm26Thss,
3003 r1,r1+kfrm26Thss,kfrm26Phi0,kfrm26Phi1);
3005 sB26 = new TGeoArb8("ITS sup Cable tray support frame Z section B26",
3006 0.5*kfrm26ZssSection);
3007 r = 0.25*(sA26[0]->GetRmax1()+sA26[0]->GetRmin1()+
3008 sA26[1]->GetRmax2()+sA26[1]->GetRmin2());
3009 sB26->SetVertex(0,sA26[0]->GetRmax2()-r,+0.5*kfrm26Width);
3010 sB26->SetVertex(1,sA26[0]->GetRmax2()-r,-0.5*kfrm26Width);
3011 sB26->SetVertex(2,sA26[0]->GetRmin2()-r,-0.5*kfrm26Width);
3012 sB26->SetVertex(3,sA26[0]->GetRmin2()-r,+0.5*kfrm26Width);
3013 sB26->SetVertex(4,sA26[1]->GetRmax1()-r,+0.5*kfrm26Width);
3014 sB26->SetVertex(5,sA26[1]->GetRmax1()-r,-0.5*kfrm26Width);
3015 sB26->SetVertex(6,sA26[1]->GetRmin1()-r,-0.5*kfrm26Width);
3016 sB26->SetVertex(7,sA26[1]->GetRmin1()-r,+0.5*kfrm26Width);
3018 for(i=0;i<kfrm26NZsections+1;i++) sA26[i]->InspectShape();
3019 //sM26->InspectShape();
3020 sB26->InspectShape();
3021 } // end if GetDebug(1)
3023 TGeoVolume *vA26[kfrm26NZsections+1],*vB26;
3024 TGeoVolumeAssembly *vM26;
3026 for(i=0;i<kfrm26NZsections+1;i++){
3027 sprintf(name,"ITSsupFrameA26[%d]",i);
3028 vA26[i] = new TGeoVolume(name,sA26[i],medSUPss);
3029 vA26[i]->SetVisibility(kTRUE);
3030 vA26[i]->SetLineColor(1); // black
3031 vA26[i]->SetLineWidth(1);
3032 vA26[i]->SetFillColor(vA26[i]->GetLineColor());
3033 vA26[i]->SetFillStyle(4000); // 0% transparent
3035 vB26 = new TGeoVolume("ITSsupFrameB26",sB26,medSUPss);
3036 vB26->SetVisibility(kTRUE);
3037 vB26->SetLineColor(1); // black
3038 vB26->SetLineWidth(1);
3039 vB26->SetFillColor(vB26->GetLineColor());
3040 vB26->SetFillStyle(4000); // 0% transparent
3041 vM26 = new TGeoVolumeAssembly("ITSsupFrameM26");
3042 //vM26 = new TGeoVolume("ITSsupFrameM26",sM26,medSUPair);
3043 //vM26->SetVisibility(kTRUE);
3044 //vM26->SetLineColor(7); // light blue
3045 //vM26->SetLineWidth(1);
3046 //vM26->SetFillColor(vM26->GetLineColor());
3047 //vM26->SetFillStyle(4090); // 90% transparent
3051 dt = (kfrm26Phi1-kfrm26Phi0)/((Double_t)kfrm26NPhiSections);
3052 for(i=0;i<=kfrm26NZsections;i++){
3053 di = ((Double_t) i)*(kfrm26ZssSection+kfrm26Width);
3054 z = 0.5*(4.*kfrm26ZssSection+5*kfrm26Width);
3055 z = -z+sA26[i]->GetDz() + di;
3056 tran = new TGeoTranslation("",0.0,0.0,z);
3057 vM26->AddNode(vA26[i],1,tran);
3058 z = z+sB26->GetDz();
3059 if(i<kfrm26NZsections)for(j=0;j<=kfrm26NPhiSections;j++){
3060 r = 0.25*(sA26[i]->GetRmax1()+sA26[i]->GetRmin1()+
3061 sA26[i+1]->GetRmax2()+sA26[i+1]->GetRmin2());
3062 t = t0 + ((Double_t)j)*dt;
3063 rot = new TGeoRotation("",0.0,0.0,t);
3066 tranrot = new TGeoCombiTrans("",x,y,z,rot);
3067 //delete rot; // rot not explicity used in AddNode functions.
3068 vM26->AddNode(vB26,ncopyB26++,tranrot);
3071 tran = new TGeoTranslation("",0.0,0.0,kfrm26Z0-0.5*(4.*kfrm26ZssSection+5*kfrm26Width));
3072 moth->AddNode(vM26,1,tran);
3073 for(i=1;i<kfrm26NPhi;i++){
3074 rot = new TGeoRotation("",0.0,0.0,90.0*((Double_t)i));
3075 tranrot = new TGeoCombiTrans(*tran,*rot);
3076 //delete rot; // rot not explicity used in AddNode functions.
3077 moth->AddNode(vM26,i+1,tranrot);
3080 for(i=0;i<kfrm26NZsections+1;i++) vA26[i]->PrintNodes();