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54e415a8 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
54e415a8 | 15 | /* $Id$ */ |
c2fc1258 | 16 | /** @file AliFMDGeometryBuilder.cxx |
17 | @author Christian Holm Christensen <cholm@nbi.dk> | |
18 | @date Mon Mar 27 12:41:17 2006 | |
19 | @brief Class to build the FMD geometry | |
20 | */ | |
54e415a8 | 21 | //____________________________________________________________________ |
22 | // | |
02a27b50 | 23 | // Builder of FMD geometry. |
6169f936 | 24 | // |
02a27b50 | 25 | // This class takes care of actually building the geometry using the |
26 | // TGeo classes. Various parameters are fecthed from the | |
27 | // AliFMDGeometry manager. | |
54e415a8 | 28 | // Forward Multiplicity Detector based on Silicon wafers. This class |
29 | // contains the base procedures for the Forward Multiplicity detector | |
30 | // Detector consists of 3 sub-detectors FMD1, FMD2, and FMD3, each of | |
31 | // which has 1 or 2 rings of silicon sensors. | |
32 | // | |
54e415a8 | 33 | // |
9edefa04 | 34 | |
35 | #include <TArrayD.h> // ROOT_TArrayD | |
36 | #include <TGeoManager.h> // ROOT_TGeoManager | |
268f57b1 | 37 | #include <TGeoMatrix.h> // ROOT_TGeoMatrix |
9edefa04 | 38 | #include <TGeoTube.h> // ROOT_TGeoTube |
d98fbfa5 | 39 | #include <TGeoTrd1.h> // ROOT_TGeoTrd1 |
40 | #include <TGeoCone.h> // ROOT_TGeoTrd1 | |
9edefa04 | 41 | #include <TGeoVolume.h> // ROOT_TGeoVolume |
42 | #include <TGeoXtru.h> // ROOT_TGeoXtru | |
ed82d35e | 43 | #include <TGeoPcon.h> // ROOT_TGeoPcon |
2e0139df | 44 | #include <TGeoTorus.h> // ROOT_TGeoTorus |
d98fbfa5 | 45 | #include <TGeoCompositeShape.h> |
9edefa04 | 46 | #include <TMath.h> |
47 | #include <TVector2.h> // ROOT_TVector2 | |
ed82d35e | 48 | #include <TVector3.h> // ROOT_TVector3 |
9edefa04 | 49 | //#include <TGeoMaterial.h> // ROOT_TGeoMaterial |
50 | //#include <TGeoMedium.h> // ROOT_TGeoMedium | |
51 | //#include <TGeoPcon.h> // ROOT_TGeoPcon | |
52 | //#include <TGeoPolygon.h> // ROOT_TGeoPolygon | |
53 | ||
54e415a8 | 54 | #include "AliFMDGeometryBuilder.h" // ALIFMDGEOSIMULATOR_H |
55 | #include "AliFMDGeometry.h" // ALIFMDGEOMETRY_H | |
56 | #include "AliFMDDetector.h" // ALIFMDDETECTOR_H | |
57 | #include "AliFMDRing.h" // ALIFMDRING_H | |
58 | #include "AliFMD1.h" // ALIFMD1_H | |
59 | #include "AliFMD2.h" // ALIFMD2_H | |
60 | #include "AliFMD3.h" // ALIFMD3_H | |
6169f936 | 61 | // #include "AliFMD.h" // ALIFMD_H |
f95a63c4 | 62 | #include "AliFMDDebug.h" // ALILOG_H |
ed82d35e | 63 | #include <iostream> |
54e415a8 | 64 | |
65 | //==================================================================== | |
66 | ClassImp(AliFMDGeometryBuilder) | |
67 | #if 0 | |
68 | ; // This is here to keep Emacs for indenting the next line | |
69 | #endif | |
70 | ||
71 | //____________________________________________________________________ | |
72 | const Char_t* AliFMDGeometryBuilder::fgkActiveName = "F%cAC"; | |
bf000c32 | 73 | const Char_t* AliFMDGeometryBuilder::fgkSectorName = "F%cSC"; |
54e415a8 | 74 | const Char_t* AliFMDGeometryBuilder::fgkStripName = "F%cST"; |
bf000c32 | 75 | const Char_t* AliFMDGeometryBuilder::fgkSensorName = "F%cSE"; |
76 | const Char_t* AliFMDGeometryBuilder::fgkPCBName = "F%cPB"; | |
77 | const Char_t* AliFMDGeometryBuilder::fgkCuName = "F%cCU"; | |
78 | const Char_t* AliFMDGeometryBuilder::fgkChipName = "F%cCH"; | |
54e415a8 | 79 | const Char_t* AliFMDGeometryBuilder::fgkLongLegName = "F%cLL"; |
80 | const Char_t* AliFMDGeometryBuilder::fgkShortLegName = "F%cSL"; | |
bf000c32 | 81 | const Char_t* AliFMDGeometryBuilder::fgkFrontVName = "F%cFH"; |
82 | const Char_t* AliFMDGeometryBuilder::fgkBackVName = "F%cBH"; | |
83 | const Char_t* AliFMDGeometryBuilder::fgkRingTopName = "F%cTV"; | |
84 | const Char_t* AliFMDGeometryBuilder::fgkRingBotName = "F%cBV"; | |
85 | const Char_t* AliFMDGeometryBuilder::fgkHCName = "F%dH%c"; | |
86 | const Char_t* AliFMDGeometryBuilder::fgkIHCName = "F%dI%c"; | |
54e415a8 | 87 | const Char_t* AliFMDGeometryBuilder::fgkNoseName = "F3SN"; |
d98fbfa5 | 88 | const Char_t* AliFMDGeometryBuilder::fgkBackName = "F%dSB"; |
89 | const Char_t* AliFMDGeometryBuilder::fgkTopName = "F%dSU"; | |
90 | const Char_t* AliFMDGeometryBuilder::fgkBeamName = "F%dSL"; | |
91 | const Char_t* AliFMDGeometryBuilder::fgkFlangeName = "F%dSF"; | |
92 | const Char_t* AliFMDGeometryBuilder::fgkFMDDCuName = "F%cDC"; | |
93 | const Char_t* AliFMDGeometryBuilder::fgkFMDDPCBName = "F%cDP"; | |
94 | const Char_t* AliFMDGeometryBuilder::fgkFMDDChipName = "F%cDI"; | |
95 | const Char_t* AliFMDGeometryBuilder::fgkFMDDName = "F%cDD"; | |
bf000c32 | 96 | const Char_t* AliFMDGeometryBuilder::fgkFMDName = "F%dM%c"; |
54e415a8 | 97 | |
98 | //____________________________________________________________________ | |
99 | AliFMDGeometryBuilder::AliFMDGeometryBuilder() | |
b5ee4425 | 100 | : TTask("FMD", "Geomtry builder"), |
101 | fActiveId(0), | |
102 | fDetailed(kTRUE), | |
54e415a8 | 103 | fUseAssembly(kTRUE), |
b5ee4425 | 104 | fSectorOff(0), |
105 | fModuleOff(0), | |
106 | fRingOff(0), | |
107 | fDetectorOff(0), | |
54e415a8 | 108 | fSi(0), |
109 | fC(0), | |
110 | fAl(0), | |
111 | fPCB(0), | |
112 | fChip(0), | |
b5ee4425 | 113 | fAir(0), |
114 | fPlastic(0), | |
d98fbfa5 | 115 | fCopper(0), |
116 | fSteel(0) | |
54e415a8 | 117 | { |
118 | // Default constructor | |
088f8e79 | 119 | fActiveId.Set(2); |
54e415a8 | 120 | } |
121 | ||
122 | //____________________________________________________________________ | |
123 | AliFMDGeometryBuilder::AliFMDGeometryBuilder(Bool_t detailed) | |
124 | : TTask("FMD", "Geometry builder"), | |
b5ee4425 | 125 | fActiveId(0), |
54e415a8 | 126 | fDetailed(detailed), |
127 | fUseAssembly(kTRUE), | |
b5ee4425 | 128 | fSectorOff(0), |
129 | fModuleOff(0), | |
130 | fRingOff(0), | |
131 | fDetectorOff(0), | |
54e415a8 | 132 | fSi(0), |
133 | fC(0), | |
134 | fAl(0), | |
135 | fPCB(0), | |
136 | fChip(0), | |
b5ee4425 | 137 | fAir(0), |
138 | fPlastic(0), | |
d98fbfa5 | 139 | fCopper(0), |
140 | fSteel(0) | |
54e415a8 | 141 | { |
142 | // Normal constructor | |
143 | // | |
144 | // Parameters: | |
145 | // | |
146 | // fmd Pointer to AliFMD object | |
147 | // detailed Whether to make a detailed simulation or not | |
148 | // | |
088f8e79 | 149 | fActiveId.Set(2); |
54e415a8 | 150 | } |
151 | ||
f70f588a | 152 | //____________________________________________________________________ |
153 | TGeoShape* | |
154 | AliFMDGeometryBuilder::MakeXTRU(const TObjArray& verticies, | |
155 | Double_t thick) const | |
156 | { | |
157 | TArrayD xs(6); | |
158 | TArrayD ys(6); | |
159 | for (Int_t i = 0; i < 3; i++) { | |
160 | TVector2* v = static_cast<TVector2*>(verticies.At(i+1)); | |
161 | xs[i] = v->Y(); | |
162 | ys[i] = -v->X(); | |
163 | xs[6-1-i] = v->Y(); | |
164 | ys[6-1-i] = v->X(); | |
165 | } | |
166 | TGeoXtru* shape = new TGeoXtru(2); | |
167 | shape->DefinePolygon(xs.fN, xs.fArray, ys.fArray); | |
168 | shape->DefineSection(0, -thick/2); | |
169 | shape->DefineSection(1, +thick/2); | |
170 | ||
171 | return shape; | |
172 | } | |
54e415a8 | 173 | |
174 | //____________________________________________________________________ | |
175 | TGeoVolume* | |
176 | AliFMDGeometryBuilder::RingGeometry(AliFMDRing* r) | |
177 | { | |
178 | // Setup the geometry of a ring. The defined TGeoVolume is | |
179 | // returned, and should be used when setting up the rest of the | |
180 | // volumes. | |
181 | // | |
182 | // | |
183 | // Parameters: | |
184 | // | |
185 | // r Pointer to ring geometry object | |
186 | // | |
187 | // Returns: | |
188 | // pointer to ring volume | |
189 | // | |
190 | if (!r) { | |
191 | AliError("Didn't get a ring object"); | |
192 | return 0; | |
193 | } | |
00f69754 | 194 | Char_t id = r->GetId(); |
2e0139df | 195 | Char_t rng = toupper(id); |
196 | const Char_t* lName = (rng == 'I' ? "inner" : "outer"); | |
f70f588a | 197 | Double_t siThick = r->GetSiThickness(); |
198 | Double_t pcbThick = r->GetPrintboardThickness(); | |
199 | Double_t cuThick = r->GetCopperThickness(); | |
200 | Double_t chipThick= r->GetChipThickness(); | |
201 | Double_t modSpace = r->GetModuleSpacing(); | |
202 | Double_t theta = r->GetTheta(); | |
54e415a8 | 203 | |
f70f588a | 204 | //------------------------------------------------------------------ |
205 | // Sensor | |
206 | // Physical sensor | |
207 | TGeoShape* sensorShape = MakeXTRU(r->GetSensorVerticies(), siThick); | |
208 | sensorShape->SetName(Form("FMD%c_physical_sensor", id)); | |
209 | sensorShape->SetTitle(Form("FMD %s physical sensor", lName)); | |
bf000c32 | 210 | TGeoVolume* sensorVolume = new TGeoVolume(Form(fgkSensorName, id), |
211 | sensorShape, fSi); | |
00f69754 | 212 | sensorVolume->SetTitle(Form("FMD %s Sensor", lName)); |
bf000c32 | 213 | sensorVolume->VisibleDaughters(kFALSE); |
214 | Int_t sid = sensorVolume->GetNumber(); | |
f70f588a | 215 | |
54e415a8 | 216 | fSectorOff = -1; |
217 | fModuleOff = 1; | |
218 | fRingOff = 2; | |
219 | fDetectorOff = 3; | |
220 | if (fDetailed) { | |
221 | fSectorOff = 1; | |
d98fbfa5 | 222 | fModuleOff = 4; |
223 | fRingOff = 5; | |
224 | fDetectorOff = 6; | |
54e415a8 | 225 | // Virtual volume shape to divide - This volume is only defined if |
226 | // the geometry is set to be detailed. | |
f70f588a | 227 | TGeoTubeSeg* activeShape = new TGeoTubeSeg(r->GetLowR(), |
228 | r->GetHighR(), | |
229 | siThick / 2, | |
230 | - theta, | |
231 | + theta); | |
00f69754 | 232 | activeShape->SetName(Form(fgkActiveName, id)); |
233 | activeShape->SetTitle(Form("FMD %s active area", lName)); | |
54e415a8 | 234 | TGeoVolume* activeVolume = new TGeoVolume(Form(fgkActiveName, id), |
235 | activeShape,fSi); | |
00f69754 | 236 | activeVolume->SetTitle(Form("FMD %s active area", lName)); |
54e415a8 | 237 | TGeoVolume* sectorVolume = activeVolume->Divide(Form(fgkSectorName,id), |
f70f588a | 238 | 2, 2, -theta, |
239 | 0,0,"N"); | |
240 | ||
241 | Int_t ns = r->GetNStrips(); | |
242 | Double_t stripoff = r->GetLowR(); // 0; // a->Mod(); | |
243 | Double_t dstrip = (r->GetHighR() - stripoff) / ns; | |
244 | ||
00f69754 | 245 | sectorVolume->SetTitle(Form("FMD %s sector", lName)); |
54e415a8 | 246 | TGeoVolume* stripVolume = sectorVolume->Divide(Form(fgkStripName, id), |
247 | 1, ns, stripoff, dstrip, | |
248 | 0, "SX"); | |
00f69754 | 249 | stripVolume->SetTitle(Form("FMD %s strip", lName)); |
54e415a8 | 250 | sid = stripVolume->GetNumber(); |
bf000c32 | 251 | sensorVolume->AddNodeOverlap(activeVolume, 0); |
54e415a8 | 252 | } |
253 | ||
2e0139df | 254 | switch (rng) { |
255 | case 'I': fActiveId[0] = sid; break; | |
256 | case 'O': fActiveId[1] = sid; break; | |
54e415a8 | 257 | } |
258 | ||
f70f588a | 259 | //------------------------------------------------------------------ |
260 | // Hybrid | |
261 | // PCB layer of hybrid | |
262 | TGeoShape* pcbShape = MakeXTRU(r->GetHybridVerticies(), pcbThick); | |
263 | pcbShape->SetName(Form("FMD%c_hybrid_pcb", id)); | |
00f69754 | 264 | pcbShape->SetTitle(Form("FMD %s hybrid PCB", lName)); |
f70f588a | 265 | TGeoVolume* pcbVolume = new TGeoVolume(Form(fgkPCBName, id), pcbShape, fPCB); |
00f69754 | 266 | pcbVolume->SetTitle(Form("FMD %s hybrid PCB", lName)); |
bf000c32 | 267 | |
268 | // Copper layer | |
f70f588a | 269 | TGeoShape* cuShape = MakeXTRU(r->GetHybridVerticies(), cuThick); |
270 | cuShape->SetName(Form("FMD%c_hybrid_copper", id)); | |
00f69754 | 271 | cuShape->SetTitle(Form("FMD %s hybrid copper", lName)); |
bf000c32 | 272 | TGeoVolume* cuVolume = new TGeoVolume(Form(fgkCuName,id),cuShape,fCopper); |
00f69754 | 273 | cuVolume->SetTitle(Form("FMD %s hybrid copper", lName)); |
bf000c32 | 274 | |
275 | // Chip layer | |
f70f588a | 276 | TGeoShape* chipShape = MakeXTRU(r->GetHybridVerticies(), chipThick); |
277 | chipShape->SetName(Form("FMD%c_hybrid_chip", id)); | |
00f69754 | 278 | chipShape->SetTitle(Form("FMD %s hybrid chip", lName)); |
f70f588a | 279 | TGeoVolume* chipVolume = new TGeoVolume(Form(fgkChipName,id),chipShape,fChip); |
00f69754 | 280 | chipVolume->SetTitle(Form("FMD %s hybrid chip", lName)); |
54e415a8 | 281 | |
f70f588a | 282 | //------------------------------------------------------------------ |
283 | // Legs | |
284 | Double_t legr = r->GetLegRadius(); | |
285 | Double_t legl = r->GetLegLength(); | |
286 | Double_t lege = .05; | |
287 | ||
54e415a8 | 288 | // Short leg shape |
f70f588a | 289 | TGeoTube* shortLegShape = new TGeoTube(0, legr, (legl-lege) / 2); |
00f69754 | 290 | shortLegShape->SetName(Form(fgkShortLegName, id)); |
291 | shortLegShape->SetTitle(Form("FMD %s short support foot", lName)); | |
54e415a8 | 292 | TGeoVolume* shortLegVolume = new TGeoVolume(Form(fgkShortLegName, id), |
d98fbfa5 | 293 | shortLegShape, fCopper); |
00f69754 | 294 | shortLegVolume->SetTitle(Form("FMD %s short support foot", lName)); |
54e415a8 | 295 | // Long leg shape |
f70f588a | 296 | TGeoTube* longLegShape = new TGeoTube(0, legr, |
297 | (legl - lege + modSpace) / 2); | |
00f69754 | 298 | longLegShape->SetName(Form(fgkLongLegName, id)); |
299 | longLegShape->SetTitle(Form("FMD %s long support foot", lName)); | |
54e415a8 | 300 | TGeoVolume* longLegVolume = new TGeoVolume(Form(fgkLongLegName, id), |
d98fbfa5 | 301 | longLegShape, fCopper); |
00f69754 | 302 | longLegVolume->SetTitle(Form("FMD %s long support foot", lName)); |
54e415a8 | 303 | |
f70f588a | 304 | |
305 | ||
306 | //------------------------------------------------------------------ | |
307 | // Placement of module volumes in assemblies | |
308 | TArrayD xfs(3); | |
309 | TArrayD yfs(3); | |
310 | for (Int_t i = 0; i < 3; i++) { | |
311 | TVector2* vv = r->GetFootPosition(i); | |
312 | // TVector2 uu = vv->Rotate(TMath::Pi()/2); | |
313 | xfs[i] = vv->Y(); | |
314 | yfs[i] = vv->X(); | |
315 | } | |
316 | ||
54e415a8 | 317 | // Back container volume |
bf000c32 | 318 | TGeoVolume* backVolume = new TGeoVolumeAssembly(Form(fgkBackVName, id)); |
00f69754 | 319 | backVolume->SetTitle(Form("FMD %s back module", lName)); |
bf000c32 | 320 | TGeoVolume* frontVolume = new TGeoVolumeAssembly(Form(fgkFrontVName, id)); |
00f69754 | 321 | frontVolume->SetTitle(Form("FMD %s front module", lName)); |
d98fbfa5 | 322 | |
f70f588a | 323 | Double_t space = r->GetSpacing(); |
324 | Double_t x = 0; | |
325 | Double_t y = 0; | |
326 | Double_t zb = siThick / 2; | |
327 | Double_t zf = siThick / 2; | |
328 | backVolume->AddNode(sensorVolume, 0, new TGeoTranslation(x, y, zb)); | |
329 | frontVolume->AddNode(sensorVolume, 0, new TGeoTranslation(x, y, zf)); | |
330 | zb += siThick / 2 + space + pcbThick / 2; | |
331 | zf += siThick / 2 + space + pcbThick / 2; | |
332 | backVolume->AddNode(pcbVolume, 0, new TGeoTranslation(x, y, zb)); | |
333 | frontVolume->AddNode(pcbVolume, 0, new TGeoTranslation(x, y, zf)); | |
334 | zb += (pcbThick + cuThick) / 2; | |
335 | zf += (pcbThick + cuThick) / 2; | |
336 | backVolume->AddNode(cuVolume, 0, new TGeoTranslation(0, 0, zf)); | |
337 | frontVolume->AddNode(cuVolume, 0, new TGeoTranslation(0, 0, zb)); | |
338 | zb += (cuThick + chipThick) / 2; | |
339 | zf += (cuThick + chipThick) / 2; | |
340 | backVolume->AddNode(chipVolume, 0, new TGeoTranslation(0, 0, zb)); | |
341 | frontVolume->AddNode(chipVolume, 0, new TGeoTranslation(0, 0, zf)); | |
342 | zb += pcbThick / 2 + (legl)/ 2 - lege; | |
343 | zf += pcbThick / 2 + (legl + modSpace)/ 2 - lege; | |
344 | for (Int_t i = 0; i < 3; i++) { | |
345 | x = xfs[i]; // a->X() + legoff + legr; | |
346 | y = yfs[i]; // 0; | |
347 | backVolume->AddNode(shortLegVolume, i, new TGeoTranslation(x,y,zb)); | |
348 | frontVolume->AddNode(longLegVolume, i, new TGeoTranslation(x,y,zf)); | |
349 | } | |
d98fbfa5 | 350 | |
f70f588a | 351 | //------------------------------------------------------------------ |
d98fbfa5 | 352 | // FMDD |
353 | Double_t ddlr = r->GetFMDDLowR(); | |
354 | Double_t ddhr = r->GetFMDDHighR(); | |
355 | Double_t ddpt = r->GetFMDDPrintboardThickness(); | |
356 | Double_t ddct = r->GetFMDDCopperThickness(); | |
357 | Double_t ddit = r->GetFMDDChipThickness(); | |
358 | Double_t ddt = ddpt + ddct + ddit; | |
54e415a8 | 359 | |
bbb030b9 | 360 | TString pcbName(Form(fgkFMDDPCBName, id)); |
361 | TString cuName(Form(fgkFMDDCuName, id)); | |
362 | TString chipName(Form(fgkFMDDChipName, id)); | |
363 | new TGeoTubeSeg(Form("%s_inner", pcbName.Data()), ddlr, ddhr, ddpt/2,0,180); | |
364 | new TGeoTubeSeg(Form("%s_inner", cuName.Data()), ddlr, ddhr, ddct/2,0,180); | |
365 | new TGeoTubeSeg(Form("%s_inner", chipName.Data()), ddlr, ddhr, ddit/2,0,180); | |
366 | ||
367 | Double_t clipWX = 0; | |
368 | Double_t clipWY = 0; | |
369 | Double_t clipY = 1; | |
370 | ||
2e0139df | 371 | if (rng == 'I') { |
bbb030b9 | 372 | clipWX = ddhr; |
373 | clipWY = ddhr/2; | |
374 | } | |
375 | else { | |
376 | clipWX = ddlr+3; | |
377 | clipWY = ddhr/2; | |
d98fbfa5 | 378 | } |
bbb030b9 | 379 | |
380 | new TGeoBBox(Form("%s_clip", pcbName.Data()), clipWX, clipWY, ddpt); | |
381 | new TGeoBBox(Form("%s_clip", cuName.Data()), clipWX, clipWY, ddct); | |
382 | new TGeoBBox(Form("%s_clip", chipName.Data()),clipWX, clipWY, ddit); | |
383 | TGeoTranslation* trans = new TGeoTranslation(Form("%s_trans", | |
384 | pcbName.Data()), | |
385 | 0, clipWY+clipY, 0); | |
386 | trans->RegisterYourself(); | |
387 | TGeoShape* fmddPcbShape = | |
388 | new TGeoCompositeShape(pcbName.Data(), | |
389 | Form("%s_inner*%s_clip:%s_trans", | |
390 | pcbName.Data(), | |
391 | pcbName.Data(), | |
392 | pcbName.Data())); | |
393 | TGeoShape* fmddCuShape = | |
394 | new TGeoCompositeShape(cuName.Data(), | |
395 | Form("%s_inner*%s_clip:%s_trans", | |
396 | cuName.Data(), | |
397 | cuName.Data(), | |
398 | pcbName.Data())); | |
399 | TGeoShape* fmddChipShape = | |
400 | new TGeoCompositeShape(chipName.Data(), | |
401 | Form("%s_inner*%s_clip:%s_trans", | |
402 | chipName.Data(), | |
403 | chipName.Data(), | |
404 | pcbName.Data())); | |
00f69754 | 405 | fmddPcbShape->SetTitle(Form("FMD %s digitiser PCB", lName)); |
406 | fmddCuShape->SetTitle(Form("FMD %s digitiser copper", lName)); | |
407 | fmddChipShape->SetTitle(Form("FMD %s digitiser chip", lName)); | |
d98fbfa5 | 408 | |
409 | TGeoVolume* fmddPcbVolume = new TGeoVolume(Form(fgkFMDDPCBName, id), | |
410 | fmddPcbShape, fPCB); | |
411 | TGeoVolume* fmddCuVolume = new TGeoVolume(Form(fgkFMDDCuName, id), | |
412 | fmddCuShape, fCopper); | |
413 | TGeoVolume* fmddChipVolume= new TGeoVolume(Form(fgkFMDDChipName, id), | |
414 | fmddChipShape, fChip); | |
00f69754 | 415 | fmddPcbVolume->SetTitle(Form("FMD %s digitiser PCB", lName)); |
416 | fmddCuVolume->SetTitle(Form("FMD %s digitiser copper", lName)); | |
417 | fmddChipVolume->SetTitle(Form("FMD %s digitiser chip", lName)); | |
418 | ||
f70f588a | 419 | //------------------------------------------------------------------ |
bf000c32 | 420 | // Half ring mother volumes. |
421 | TGeoVolume* ringTopVolume = new TGeoVolumeAssembly(Form(fgkRingTopName,id)); | |
422 | TGeoVolume* ringBotVolume = new TGeoVolumeAssembly(Form(fgkRingBotName,id)); | |
423 | TGeoVolume* halfRing = ringTopVolume; | |
00f69754 | 424 | ringTopVolume->SetTitle(Form("FMD %s top half-ring", lName)); |
425 | ringBotVolume->SetTitle(Form("FMD %s bottom half-ring", lName)); | |
426 | ||
f70f588a | 427 | //------------------------------------------------------------------ |
bf000c32 | 428 | // Adding modules to half-rings |
429 | Int_t nmod = r->GetNModules(); | |
f95a63c4 | 430 | AliFMDDebug(10, ("making %d modules in ring %c", nmod, id)); |
54e415a8 | 431 | for (Int_t i = 0; i < nmod; i++) { |
bf000c32 | 432 | if (i == nmod / 2) halfRing = ringBotVolume; |
2e0139df | 433 | Bool_t front = (i % 2 == (rng == 'I' ? 1 : 0)); |
d98fbfa5 | 434 | TGeoVolume* vol = (front ? frontVolume : backVolume); |
65af05bc | 435 | // vol->AddNode(sensorVolume, i, new TGeoTranslation(0,0,siThick/2)); |
f70f588a | 436 | Double_t z1 = (front ? -1 : 1) * modSpace / 2; |
437 | // Double_t z1 = (front ? 0 : modSpace); | |
d98fbfa5 | 438 | Double_t th = (2 * i + 1) * theta; |
439 | TGeoMatrix* mat1 = new TGeoCombiTrans(0,0,z1,0); | |
440 | mat1->RotateZ(th); | |
00f69754 | 441 | mat1->SetName(Form("FMD%c_module_%02d", id, i)); |
442 | mat1->SetTitle(Form("FMD %s module %2d matrix", lName, i)); | |
d98fbfa5 | 443 | halfRing->AddNode(vol, i, mat1); |
d98fbfa5 | 444 | } |
445 | ||
f70f588a | 446 | //------------------------------------------------------------------ |
d98fbfa5 | 447 | // Add the FMDD |
448 | Double_t zi = r->GetFullDepth() - ddt; | |
449 | Int_t n = 2; | |
450 | for (Int_t i = 0; i < n; i++) { | |
458e52e8 | 451 | halfRing = (i == 0 ? ringTopVolume : ringBotVolume); |
d98fbfa5 | 452 | Double_t phi = 360. / n * i; |
453 | TGeoRotation* rot = new TGeoRotation(Form("FMDD%c rotation %d", id, i)); | |
454 | rot->RotateZ(phi); | |
00f69754 | 455 | rot->SetTitle(Form("FMD %s digitiser rotation %2d", lName, i)); |
f70f588a | 456 | Double_t z = zi + ddpt / 2; |
d98fbfa5 | 457 | halfRing->AddNode(fmddPcbVolume, i, new TGeoCombiTrans(0,0,z,rot)); |
458 | z += (ddpt + ddct) / 2; | |
459 | halfRing->AddNode(fmddCuVolume, i, new TGeoCombiTrans(0,0,z,rot)); | |
460 | z += (ddct + ddit) / 2; | |
461 | halfRing->AddNode(fmddChipVolume, i, new TGeoCombiTrans(0,0,z,rot)); | |
54e415a8 | 462 | } |
d98fbfa5 | 463 | |
54e415a8 | 464 | |
bf000c32 | 465 | return 0; |
54e415a8 | 466 | } |
467 | ||
f70f588a | 468 | |
ed82d35e | 469 | //____________________________________________________________________ |
470 | TGeoShape* | |
471 | AliFMDGeometryBuilder::HoneycombShape(Int_t id, Char_t ring, | |
472 | double r1, double r2, | |
473 | double w, double t, double c) | |
474 | { | |
475 | // Make a honey comb shape from passed parameters. | |
476 | // Parameters: | |
477 | // id Detector identifier (1,2, or 3) | |
478 | // ring Ring identifier ('I' or 'O') | |
479 | // r1 Inner radius | |
480 | // r2 Outer radius | |
481 | // w width | |
482 | // t Thickness of material | |
483 | // c Clearing from horizontal. | |
484 | // Return | |
485 | // Pointer to newly allocated composite shape. | |
486 | TString form = Form("FMD%d%c_%%c_%%c", id, ring); | |
487 | double a1 = TMath::ATan2(c, r1) * 180 / TMath::Pi(); | |
488 | ||
489 | TString fn = Form(form.Data(),'F','1'); | |
490 | TString bn = Form(form.Data(),'B','1'); | |
491 | TString cn = Form(form.Data(),'C','O'); | |
492 | TString in = Form(form.Data(),'R','I'); | |
493 | TString on = Form(form.Data(),'R','O'); | |
494 | TString en = Form(form.Data(),'E','X'); | |
495 | double y = c; | |
496 | double x = r1 * TMath::Cos(TMath::Pi()*a1/180); | |
497 | new TGeoTubeSeg(fn.Data(),r1,r2,t/2,0,180); | |
498 | new TGeoTubeSeg(bn.Data(),r1,r2,t/2,0,180); | |
499 | new TGeoBBox(cn.Data(),(r2-r1)/2,t/2,w/2); | |
500 | new TGeoTubeSeg(in.Data(),r1,r1+t,w/2,0,180); | |
501 | new TGeoTubeSeg(on.Data(),r2-t,r2,w/2,0,180); | |
502 | new TGeoBBox(en.Data(),r2+.005,c/2+.005,w/2+.005); | |
503 | ||
504 | TString ftn = Form(form.Data(),'F','T'); | |
505 | TString btn = Form(form.Data(),'F','B'); | |
506 | TString ltn = Form(form.Data(),'C','L'); | |
507 | TString rtn = Form(form.Data(),'C','R'); | |
508 | TString etn = Form(form.Data(),'E','X'); | |
509 | (new TGeoTranslation(ftn.Data(),0,0,+w/2-t/2))->RegisterYourself(); | |
510 | (new TGeoTranslation(btn.Data(),0,0,-w/2+t/2))->RegisterYourself(); | |
511 | (new TGeoTranslation(ltn.Data(),-(x+(r2-r1)/2), y+t/2,0))->RegisterYourself(); | |
512 | (new TGeoTranslation(rtn.Data(),(x+(r2-r1)/2), y+t/2,0))->RegisterYourself(); | |
513 | (new TGeoTranslation(etn.Data(),0, c/2,0))->RegisterYourself(); | |
514 | ||
515 | TString comp(Form("(%s:%s+%s:%s+%s+%s+%s:%s+%s:%s)-%s:%s", | |
516 | fn.Data(),ftn.Data(), | |
517 | bn.Data(),btn.Data(), | |
518 | in.Data(),on.Data(), | |
519 | cn.Data(),ltn.Data(), | |
520 | cn.Data(),rtn.Data(), | |
521 | en.Data(),etn.Data())); | |
522 | TGeoCompositeShape* shape = new TGeoCompositeShape(comp.Data()); | |
523 | shape->SetName(Form(fgkHCName,id,ring)); | |
524 | shape->SetTitle(Form("FMD%d%c Honeycomb shape", id, ring)); | |
525 | return shape; | |
526 | } | |
527 | ||
2e0139df | 528 | //____________________________________________________________________ |
529 | TGeoVolume* | |
530 | AliFMDGeometryBuilder::TensionBox() | |
531 | { | |
532 | static TGeoVolumeAssembly* tensionBox = 0; | |
533 | if (tensionBox) return tensionBox; | |
534 | ||
535 | TGeoBBox* tensionEndS = new TGeoBBox("FMD_tension_end", .6, 3, .25); | |
536 | TGeoBBox* tensionTopS = new TGeoBBox("FMD_tension_top", .1, .5, 3.5); | |
537 | TGeoVolume* tensionEndV = new TGeoVolume("FMD_tension_end", tensionEndS,fAl); | |
538 | TGeoVolume* tensionTopV = new TGeoVolume("FMD_tension_top", tensionTopS,fAl); | |
539 | tensionBox = new TGeoVolumeAssembly("FMD_tension_box"); | |
540 | tensionBox->AddNode(tensionEndV, 1, new TGeoTranslation(.6, 0, -3.75)); | |
541 | tensionBox->AddNode(tensionEndV, 2, new TGeoTranslation(.6, 0, +3.75)); | |
542 | tensionBox->AddNode(tensionTopV, 1, new TGeoTranslation(0.1, +2.5, 0)); | |
543 | tensionBox->AddNode(tensionTopV, 2, new TGeoTranslation(0.1, -2.5, 0)); | |
544 | tensionBox->AddNode(tensionTopV, 3, new TGeoTranslation(1.1, +2.5, 0)); | |
545 | tensionBox->AddNode(tensionTopV, 4, new TGeoTranslation(1.1, -2.5, 0)); | |
546 | return tensionBox; | |
547 | } | |
548 | ||
ed82d35e | 549 | |
54e415a8 | 550 | //____________________________________________________________________ |
551 | TGeoVolume* | |
552 | AliFMDGeometryBuilder::DetectorGeometry(AliFMDDetector* d, | |
bf000c32 | 553 | TGeoVolume* topMother, |
554 | TGeoVolume* botMother, | |
555 | Double_t zMother, | |
556 | TGeoVolume* innerTop, | |
557 | TGeoVolume* innerBot, | |
558 | TGeoVolume* outerTop, | |
559 | TGeoVolume* outerBot) | |
54e415a8 | 560 | { |
561 | // Common stuff for setting up the FMD1, FMD2, and FMD3 geometries. | |
562 | // This includes putting the Honeycomb support plates and the rings | |
563 | // into the mother volumes. | |
564 | // | |
565 | // Parameeters: | |
566 | // d The detector geometry to use | |
567 | // mother The mother volume of the detector | |
568 | // zmother The midpoint in global coordinates of detector vol. | |
569 | // inner Pointer to inner ring volume | |
570 | // outer Pointer to outer ring volume | |
571 | // | |
572 | // Returns: | |
573 | // Pointer to mother (detector volume) | |
574 | // | |
575 | if (!d) return 0; | |
576 | // Loop over the defined rings | |
577 | for (int i = 0; i < 2; i++) { | |
578 | AliFMDRing* r = 0; | |
579 | Double_t lowr = 0; | |
580 | Double_t highr = 0; | |
581 | Double_t rz = 0; | |
bf000c32 | 582 | TGeoVolume* tvol = 0; |
583 | TGeoVolume* bvol = 0; | |
54e415a8 | 584 | switch (i) { |
585 | case 0: | |
586 | r = d->GetInner(); | |
587 | lowr = d->GetInnerHoneyLowR(); | |
588 | highr = d->GetInnerHoneyHighR(); | |
589 | rz = d->GetInnerZ(); | |
bf000c32 | 590 | tvol = innerTop; |
591 | bvol = innerBot; | |
54e415a8 | 592 | break; |
593 | case 1: | |
594 | r = d->GetOuter(); | |
595 | lowr = d->GetOuterHoneyLowR(); | |
596 | highr = d->GetOuterHoneyHighR(); | |
597 | rz = d->GetOuterZ(); | |
bf000c32 | 598 | tvol = outerTop; |
599 | bvol = outerBot; | |
54e415a8 | 600 | break; |
601 | } | |
602 | if (!r) continue; | |
603 | Char_t c = r->GetId(); | |
604 | Int_t id = d->GetId(); | |
d98fbfa5 | 605 | Double_t hcThick = r->GetHoneycombThickness(); |
606 | Double_t alThick = r->GetAlThickness(); | |
bf000c32 | 607 | Double_t z = TMath::Abs(rz - zMother); |
608 | ||
54e415a8 | 609 | // Place ring in mother volume |
bf000c32 | 610 | // TGeoMatrix*matrix=new TGeoTranslation(Form("FMD%d%c trans",id,c),0,0,0); |
f70f588a | 611 | AliFMDDebug(2, ("Placing volumes %s and %s in %s and %s at z=%f", |
bf000c32 | 612 | tvol->GetName(), bvol->GetName(), |
613 | topMother->GetName(), botMother->GetName(), z)); | |
614 | topMother->AddNode(tvol, Int_t(c), new TGeoTranslation(0,0,z)); | |
615 | botMother->AddNode(bvol, Int_t(c), new TGeoTranslation(0,0,z)); | |
54e415a8 | 616 | |
ed82d35e | 617 | // Honeycomp |
618 | TGeoShape* hcSha = HoneycombShape(id, c, lowr, highr, hcThick, alThick); | |
bf000c32 | 619 | TGeoVolume* hcVol = new TGeoVolume(Form(fgkHCName,id,c),hcSha,fAl); |
00f69754 | 620 | hcVol->SetTitle(Form("FMD%d%c honeycomb shell", id, c)); |
d98fbfa5 | 621 | |
f70f588a | 622 | z += (r->GetModuleDepth() |
623 | + r->GetModuleSpacing() / 2 | |
624 | + r->GetHoneycombThickness() / 2); | |
bf000c32 | 625 | |
f95a63c4 | 626 | AliFMDDebug(15, ("Placing a copy of %s in %s and %s at z=%f", |
bf000c32 | 627 | hcVol->GetName(), topMother->GetName(), |
628 | botMother->GetName(), z)); | |
629 | // Add to top | |
630 | topMother->AddNode(hcVol, 0, new TGeoTranslation(0, 0, z)); | |
631 | ||
632 | // Add to bottom | |
633 | TGeoMatrix* bhcMatrix = new TGeoCombiTrans(0,0,z,0); | |
00f69754 | 634 | bhcMatrix->SetName(Form("FMD%d%c_honeycomp", id, c)); |
635 | bhcMatrix->SetTitle(Form("FMD%d%c honeycomp", id, c)); | |
bf000c32 | 636 | bhcMatrix->RotateZ(180); |
637 | botMother->AddNode(hcVol, 1, bhcMatrix); | |
54e415a8 | 638 | } |
bf000c32 | 639 | return 0; |
54e415a8 | 640 | } |
641 | ||
642 | //____________________________________________________________________ | |
643 | TGeoVolume* | |
bf000c32 | 644 | AliFMDGeometryBuilder::FMD1Geometry(AliFMD1* fmd1, |
645 | TGeoVolume* innerTop, | |
646 | TGeoVolume* innerBot) | |
54e415a8 | 647 | { |
648 | // Setup the FMD1 geometry. The FMD1 only has one ring, and no | |
649 | // special support as it is at the momement. | |
650 | // | |
651 | // See also AliFMDGeometryBuilder::DetectorGeometry | |
652 | // | |
bf000c32 | 653 | if (!fmd1 || !innerTop || !innerBot) return 0; |
d98fbfa5 | 654 | AliFMDRing* r = fmd1->GetInner(); |
bf000c32 | 655 | Double_t z = fmd1->GetInnerZ(); |
d98fbfa5 | 656 | |
faf80567 | 657 | // `Top' or `Outside' master volume |
bf000c32 | 658 | TGeoVolume* fmd1TopVolume = new TGeoVolumeAssembly(Form(fgkFMDName, |
659 | fmd1->GetId(), 'T')); | |
00f69754 | 660 | fmd1TopVolume->SetTitle("FMD1 top half"); |
faf80567 | 661 | |
662 | // `Bottom' or `Inside' master volume | |
bf000c32 | 663 | TGeoVolume* fmd1BotVolume = new TGeoVolumeAssembly(Form(fgkFMDName, |
664 | fmd1->GetId(), 'B')); | |
00f69754 | 665 | fmd1BotVolume->SetTitle("FMD1 bottom half"); |
54e415a8 | 666 | |
bf000c32 | 667 | // Basic detector geometry |
668 | DetectorGeometry(fmd1, fmd1TopVolume, fmd1BotVolume, z, | |
669 | innerTop, innerBot, 0, 0); | |
670 | ||
f70f588a | 671 | Double_t lidP[][3] = { { 0.00, 4.20, 20.95 }, |
672 | { 0.15, 4.20, 20.95 }, | |
673 | { 0.15, 20.80, 20.95 }, | |
674 | { 3.00, 20.80, 20.95 }, | |
675 | { 3.00, 20.80, 22.30 }, | |
676 | { 3.15, 20.80, 22.30 }, | |
677 | { 3.15, 20.95, 24.65 }, | |
678 | { 3.30, 20.95, 24.65 }, | |
679 | { 3.30, 24.50, 24.65 }, | |
680 | { 6.80, 24.50, 24.65 }, | |
681 | { 6.80, 24.50, 26.00 }, | |
682 | { 6.95, 24.50, 26.00 } }; | |
f567c3ce | 683 | Double_t lidZStart = lidP[11][0]; |
684 | TGeoPcon* lidBaseS = new TGeoPcon("FMD1_lid_base", 0, 180, 12); | |
f70f588a | 685 | for (size_t i = 0; i < 12; i++) |
f567c3ce | 686 | lidBaseS->DefineSection(i, lidP[i][0] - lidZStart, lidP[i][1], lidP[i][2]); |
d98fbfa5 | 687 | |
d98fbfa5 | 688 | |
f70f588a | 689 | Double_t lidH[][2] = { { 7.84903, 24.15680 }, |
690 | { 20.54900, 14.92970 }, | |
691 | { 21.99700, 12.70000 }, | |
692 | { 25.26090, 2.65502 } }; | |
693 | Double_t lidHR = .53 / 2; | |
694 | Double_t lidHL = 0.16; | |
695 | ||
696 | new TGeoTube("FMD1_lid_hole", 0, lidHR, lidHL/2); | |
697 | TString lidComp("FMD1_lid_base-("); | |
698 | TGeoTranslation* trans = 0; | |
699 | for (size_t i = 0; i < 4; i++) { | |
f567c3ce | 700 | trans = new TGeoTranslation(-lidH[i][0], lidH[i][1], /*6.95*/-lidHL/2); |
a828379a | 701 | trans->SetName(Form("FMD1_lid_hole_mat%d", int(2*i+0))); |
f70f588a | 702 | trans->RegisterYourself(); |
f567c3ce | 703 | trans = new TGeoTranslation(+lidH[i][0], lidH[i][1], /*6.95*/-lidHL/2); |
a828379a | 704 | trans->SetName(Form("FMD1_lid_hole_mat%d", int(2*i+1))); |
f70f588a | 705 | trans->RegisterYourself(); |
706 | lidComp.Append(Form("FMD1_lid_hole:FMD1_lid_hole_mat%d+" | |
707 | "FMD1_lid_hole:FMD1_lid_hole_mat%d%c", | |
a828379a | 708 | int(2 * i), int(2 * i + 1), int(i == 3 ? ')' : '+'))); |
d98fbfa5 | 709 | } |
f70f588a | 710 | TGeoCompositeShape* lidS = new TGeoCompositeShape(lidComp.Data()); |
711 | lidS->SetName("FMD1_lid"); | |
712 | TGeoVolume* lidV = new TGeoVolume("FMD1_lid", lidS, fC); | |
713 | lidV->SetTransparency(63); | |
714 | ||
715 | // Place top cover | |
f567c3ce | 716 | Double_t lidZ = (lidZStart - |
717 | (3.3 - r->GetModuleDepth() - r->GetModuleSpacing() / 2)); | |
f70f588a | 718 | AliFMDDebug(1, ("FMD1 lid offset in Z=%f", lidZ)); |
719 | ||
d98fbfa5 | 720 | for (Int_t i = 0; i < 2; i++) { |
721 | TGeoVolume* mother = (i == 0 ? fmd1TopVolume : fmd1BotVolume); | |
f70f588a | 722 | Double_t phi = 360. / 2 * i; |
723 | TGeoRotation* rot = new TGeoRotation(Form("FMD1_lid_rot%d",i)); | |
d98fbfa5 | 724 | rot->RotateZ(phi); |
f70f588a | 725 | TGeoMatrix* matrix = new TGeoCombiTrans(Form("FMD1_lid_mat%d", i), |
726 | 0, 0, lidZ, rot); | |
727 | mother->AddNode(lidV, i, matrix); | |
d98fbfa5 | 728 | } |
729 | ||
bf000c32 | 730 | // Must add this after filling the assembly. |
731 | TGeoVolume* top = gGeoManager->GetVolume("ALIC"); | |
c1b9c050 | 732 | // TGeoMatrix* matrix = new TGeoTranslation("FMD1 trans", 0, 0, z); |
733 | TGeoRotation* rot = new TGeoRotation("FMD1 rotatation"); | |
5cf05dbb | 734 | rot->RotateZ(90); |
c1b9c050 | 735 | TGeoMatrix* matrix = new TGeoCombiTrans("FMD1 trans", 0, 0, z, rot); |
faf80567 | 736 | |
f95a63c4 | 737 | AliFMDDebug(5, ("Placing volumes %s and %s in ALIC at z=%f", |
bf000c32 | 738 | fmd1TopVolume->GetName(), fmd1BotVolume->GetName(), z)); |
739 | top->AddNode(fmd1TopVolume, fmd1->GetId(), matrix); | |
740 | top->AddNode(fmd1BotVolume, fmd1->GetId(), matrix); | |
faf80567 | 741 | |
742 | ||
743 | // Survey points on V0A (screw holes for the FMD) | |
744 | const Double_t icb[] = { +12.700, -21.997, 324.670 }; | |
745 | const Double_t ict[] = { +12.700, +21.997, 324.670 }; | |
746 | const Double_t ocb[] = { -12.700, -21.997, 324.670 }; | |
747 | const Double_t oct[] = { -12.700, +21.997, 324.670 }; | |
748 | ||
749 | TGeoTube* surveyShape = new TGeoTube("FMD1_survey_marker", | |
750 | 0, .2, .001); | |
751 | ||
752 | TGeoMatrix* outMat = matrix; | |
753 | #if 0 | |
754 | if (gGeoManager->cd("/ALIC_1/F1MT_1")) | |
755 | outMat = gGeoManager->GetCurrentMatrix(); | |
756 | else | |
757 | AliWarning("Couldn't cd to /ALIC_1/F1MT_1"); | |
758 | #endif | |
759 | ||
760 | Double_t loct[3], locb[3]; | |
761 | outMat->MasterToLocal(oct, loct); | |
762 | outMat->MasterToLocal(ocb, locb); | |
763 | TGeoVolume* vOct = new TGeoVolume("V0L_OCT", surveyShape, fPlastic); | |
764 | TGeoVolume* vOcb = new TGeoVolume("V0L_OCB", surveyShape, fPlastic); | |
765 | ||
766 | fmd1TopVolume->AddNode(vOct, 1, new TGeoTranslation(loct[0],loct[1],loct[2])); | |
767 | fmd1TopVolume->AddNode(vOcb, 1, new TGeoTranslation(locb[0],locb[1],locb[2])); | |
768 | ||
769 | ||
770 | TGeoMatrix* inMat = matrix; | |
771 | #if 0 | |
772 | if (gGeoManager->cd("/ALIC_1/F1MT_1")) | |
773 | inMat = gGeoManager->GetCurrentMatrix(); | |
774 | else | |
775 | AliWarning("Couldn't cd to /ALIC_1/F1MT_1"); | |
776 | #endif | |
777 | ||
778 | Double_t lict[3], licb[3]; | |
779 | inMat->MasterToLocal(ict, lict); | |
780 | inMat->MasterToLocal(icb, licb); | |
781 | TGeoVolume* vIct = new TGeoVolume("V0L_ICT", surveyShape, fPlastic); | |
782 | TGeoVolume* vIcb = new TGeoVolume("V0L_ICB", surveyShape, fPlastic); | |
2e0139df | 783 | |
faf80567 | 784 | fmd1BotVolume->AddNode(vIct, 1, new TGeoTranslation(lict[0],lict[1],lict[2])); |
785 | fmd1BotVolume->AddNode(vIcb, 1, new TGeoTranslation(licb[0],licb[1],licb[2])); | |
786 | ||
bf000c32 | 787 | return 0; |
54e415a8 | 788 | } |
789 | ||
790 | //____________________________________________________________________ | |
791 | TGeoVolume* | |
792 | AliFMDGeometryBuilder::FMD2Geometry(AliFMD2* fmd2, | |
bf000c32 | 793 | TGeoVolume* innerTop, |
794 | TGeoVolume* innerBot, | |
795 | TGeoVolume* outerTop, | |
796 | TGeoVolume* outerBot) | |
54e415a8 | 797 | { |
798 | // Setup the FMD2 geometry. The FMD2 has no | |
799 | // special support as it is at the momement. | |
800 | // | |
801 | // See also AliFMDGeometryBuilder::DetectorGeometry | |
802 | // | |
bf000c32 | 803 | if (!fmd2 || !innerTop || !innerBot || !outerTop || !outerBot) return 0; |
5ea1e0a9 | 804 | AliFMDRing* ring = fmd2->GetOuter(); |
d98fbfa5 | 805 | Double_t z = fmd2->GetOuterZ(); |
2e0139df | 806 | Double_t framelr = 32.01; // fmd2->GetOuterHoneyHighR()+0.5; |
807 | Double_t framehr = 33.611; // fmd2->GetOuterHoneyHighR()+1.8; | |
808 | Double_t framel = 14.8; // framehz - framelz; | |
b2e6f0b0 | 809 | // Double_t backth = 0.3; |
810 | Double_t backth = 0.03; | |
f70f588a | 811 | Double_t framelz = -(2.38 |
5ea1e0a9 | 812 | - ring->GetModuleDepth() |
813 | - ring->GetModuleSpacing() / 2); | |
f70f588a | 814 | // Double_t framelz = -0.8; |
2e0139df | 815 | // Double_t framehz = framelz + backth + framel; |
816 | Double_t coverlr = 4.3; // fmd2->GetInner()->GetLowR()+1; | |
817 | Double_t coverhr = framehr; // - 1; | |
818 | ||
bf000c32 | 819 | TGeoVolume* fmd2TopVolume = new TGeoVolumeAssembly(Form(fgkFMDName, |
820 | fmd2->GetId(), 'T')); | |
821 | TGeoVolume* fmd2BotVolume = new TGeoVolumeAssembly(Form(fgkFMDName, | |
822 | fmd2->GetId(), 'B')); | |
00f69754 | 823 | fmd2TopVolume->SetTitle("FMD2 top half"); |
824 | fmd2BotVolume->SetTitle("FMD2 bottom half"); | |
54e415a8 | 825 | |
bf000c32 | 826 | DetectorGeometry(fmd2, fmd2TopVolume, fmd2BotVolume, z, |
827 | innerTop, innerBot, outerTop, outerBot); | |
828 | ||
2e0139df | 829 | TGeoVolumeAssembly* support = new TGeoVolumeAssembly("FMD2_support"); |
d98fbfa5 | 830 | TGeoShape* cylinderShape = new TGeoTubeSeg(framelr,framehr,framel/2,0,180); |
831 | TGeoVolume* cylinderVolume = new TGeoVolume(Form(fgkBackName, fmd2->GetId()), | |
832 | cylinderShape, fC); | |
2e0139df | 833 | TGeoShape* coverShape = new TGeoTubeSeg(coverlr,coverhr,backth/2,0,180); |
d98fbfa5 | 834 | TGeoVolume* coverVolume = new TGeoVolume(Form(fgkTopName, fmd2->GetId()), |
835 | coverShape, fC); | |
00f69754 | 836 | cylinderShape->SetName(Form(fgkBackName, fmd2->GetId())); |
837 | cylinderShape->SetTitle("FMD2 cylinder"); | |
838 | cylinderVolume->SetTitle("FMD2 cylinder"); | |
d98fbfa5 | 839 | cylinderVolume->SetTransparency(63); |
00f69754 | 840 | coverShape->SetName(Form(fgkTopName, fmd2->GetId())); |
841 | coverShape->SetTitle("FMD2 cover"); | |
842 | coverVolume->SetTitle("FMD2 cover"); | |
d98fbfa5 | 843 | coverVolume->SetTransparency(63); |
844 | ||
2e0139df | 845 | TGeoTranslation* trans = 0; |
846 | support->AddNode(coverVolume,1, new TGeoTranslation(0,0,backth/2)); | |
847 | support->AddNode(cylinderVolume, 1, new TGeoTranslation(0,0,backth+framel/2)); | |
848 | ||
849 | ||
850 | Double_t f1l = 15.6085; | |
851 | Double_t f1w = 6; | |
852 | Double_t f1d = 1; | |
853 | Int_t nFiducialHoles = 4; | |
854 | Double_t precHoles[][2] = { { 32.4948, 29.6663 }, | |
855 | { 33.9104, 31.0819 }, | |
856 | { 34.8177, 33.4035 }, | |
857 | { 35.5028, 32.6744 } }; | |
858 | Double_t precRadius = .25; | |
859 | Double_t flangeA = TMath::Pi()/4; | |
860 | ||
861 | new TGeoBBox("FMD2_flange_base", f1l/2, f1w/2, f1d/2); | |
862 | new TGeoTube("FMD2_fiducial_hole", 0, precRadius, f1d/2+.1); | |
863 | Double_t flangeX = framehr + f1l/2; | |
864 | TVector2 flangeC(flangeX * TMath::Cos(flangeA), | |
865 | flangeX * TMath::Sin(flangeA)); | |
866 | TString flangeComb("FMD2_flange_base-("); | |
867 | new TGeoBBox("FMD2_flange_slit", 7./2, 1.5/2, f1d/2+.1); | |
868 | trans = new TGeoTranslation(-f1l/2+1+7./2, +.5+1.5/2, 0); | |
869 | trans->SetName("FMD2_flange_slit_mat1"); | |
870 | trans->RegisterYourself(); | |
871 | trans = new TGeoTranslation(-f1l/2+1+7./2, -.5-1.5/2, 0); | |
872 | trans->SetName("FMD2_flange_slit_mat2"); | |
873 | trans->RegisterYourself(); | |
874 | flangeComb.Append("FMD2_flange_slit:FMD2_flange_slit_mat1+" | |
875 | "FMD2_flange_slit:FMD2_flange_slit_mat2+"); | |
876 | for (Int_t i = 0; i < nFiducialHoles; i++) { | |
877 | TVector2 v(precHoles[i][0], precHoles[i][1]); | |
878 | v -= flangeC; | |
879 | TVector2 r = v.Rotate(-flangeA); | |
880 | TGeoTranslation* t1 = new TGeoTranslation(r.X(), r.Y(), 0); | |
881 | TGeoTranslation* t2 = new TGeoTranslation(r.X(), -r.Y(), 0); | |
882 | t1->SetName(Form("FMD2_fiducial_hole_rot%d", 2*i+0)); | |
883 | t2->SetName(Form("FMD2_fiducial_hole_rot%d", 2*i+1)); | |
884 | t1->RegisterYourself(); | |
885 | t2->RegisterYourself(); | |
886 | flangeComb.Append(Form("FMD2_fiducial_hole:FMD2_fiducial_hole_rot%d+" | |
887 | "FMD2_fiducial_hole:FMD2_fiducial_hole_rot%d%c", | |
888 | 2*i+0, 2*i+1, (i == nFiducialHoles-1 ? ')' : '+'))); | |
d98fbfa5 | 889 | } |
2e0139df | 890 | // Final flange shape, and at to full shape |
891 | TGeoCompositeShape* flangeS = new TGeoCompositeShape(flangeComb.Data()); | |
892 | flangeS->SetName("FMD2_flange"); | |
893 | TGeoVolume* flangeV = new TGeoVolume("FMD2_flange", flangeS, fAl); | |
894 | ||
895 | Double_t f2l = 7; | |
896 | Double_t f2d = 12.5; | |
897 | Double_t f2w = 1; | |
d98fbfa5 | 898 | |
2e0139df | 899 | new TGeoBBox("FMD2_flange_spacer_base", f2l/2, f2w/2, f2d/2); |
900 | new TGeoTube("FMD2_flange_spacer_hole", 0, 2.5, f2w/2+.1); | |
901 | TGeoRotation* holeRot = new TGeoRotation(); | |
902 | holeRot->RotateY(90); | |
903 | holeRot->RotateZ(90); | |
904 | TGeoCombiTrans* combo = 0; | |
905 | combo = new TGeoCombiTrans(0, 0, f2d/2-.5-2.5, holeRot); | |
906 | combo->SetName("FMD2_flange_spacer_hole_mat1"); | |
907 | combo->RegisterYourself(); | |
908 | combo = new TGeoCombiTrans(0, 0, -f2d/2+.5+2.5, holeRot); | |
909 | combo->SetName("FMD2_flange_spacer_hole_mat2"); | |
910 | combo->RegisterYourself(); | |
911 | TString spacerComp("FMD2_flange_spacer_base-(" | |
912 | "FMD2_flange_spacer_hole:FMD2_flange_spacer_hole_mat1+" | |
913 | "FMD2_flange_spacer_hole:FMD2_flange_spacer_hole_mat2)"); | |
914 | TGeoCompositeShape* spacerS = new TGeoCompositeShape(spacerComp.Data()); | |
915 | TGeoVolume* spacerV = new TGeoVolume("FMD2_flange_spacer", | |
916 | spacerS, fAl); | |
d98fbfa5 | 917 | |
2e0139df | 918 | Double_t extraL = framehr-framelr; |
919 | TGeoBBox* extraS = new TGeoBBox("FMD2_flange_extra", | |
920 | extraL/2, f1w/2, f1d/2); | |
921 | TGeoVolume* extraV = new TGeoVolume("FMD2_flange_extra", extraS,fAl); | |
922 | TGeoVolumeAssembly* wingV = new TGeoVolumeAssembly("FMD2_wing"); | |
923 | TGeoVolume* tension = TensionBox(); | |
924 | TGeoTube* wireS = new TGeoTube(0, .05, (framehr-coverlr)/2); | |
925 | TGeoVolume* wireV = new TGeoVolume("FMD2_tension_wire", | |
926 | wireS, fSteel); | |
927 | wingV->AddNode(flangeV, 1, new TGeoTranslation(f1l/2, 0, f1d/2)); | |
928 | wingV->AddNode(flangeV, 2, new TGeoTranslation(f1l/2, 0, -f2d-f1d/2)); | |
929 | wingV->AddNode(extraV, 1, new TGeoCombiTrans(-extraL/2, 0, f1d/2, 0)); | |
930 | wingV->AddNode(spacerV, 1, new TGeoTranslation(1+f2l/2,-f2w/2+f1w/2, | |
931 | -f2d/2)); | |
932 | wingV->AddNode(spacerV, 2, new TGeoTranslation(1+f2l/2,+f2w/2-f1w/2, | |
933 | -f2d/2)); | |
934 | TGeoRotation* tensionR = new TGeoRotation; | |
935 | tensionR->RotateY(90); | |
f70f588a | 936 | wingV->AddNode(tension, 1, new TGeoCombiTrans(4, 0, f1d+1.2, tensionR)); |
2e0139df | 937 | TGeoRotation* wireR = new TGeoRotation; |
938 | wireR->RotateY(90); | |
939 | wingV->AddNode(wireV, 1, new TGeoCombiTrans(-(framehr-coverlr)/2, 0, f1d+1, | |
940 | wireR)); | |
d98fbfa5 | 941 | |
2e0139df | 942 | TGeoCombiTrans* extraM1 = new TGeoCombiTrans(coverhr-extraL/2,0,0,0); |
943 | extraM1->RotateZ(45); | |
944 | extraM1->RegisterYourself(); | |
945 | extraM1->SetName("FMD2_back_cover_slit1"); | |
946 | TGeoCombiTrans* extraM2 = new TGeoCombiTrans(coverhr-extraL/2,0,0,0); | |
947 | extraM2->RotateZ(135); | |
948 | extraM2->RegisterYourself(); | |
949 | extraM2->SetName("FMD2_back_cover_slit2"); | |
950 | TString coverComp(Form(fgkTopName, fmd2->GetId())); | |
951 | coverComp.Append("-(FMD2_flange_extra:FMD2_back_cover_slit1" | |
952 | "+FMD2_flange_extra:FMD2_back_cover_slit2)"); | |
953 | TGeoCompositeShape* cover2Shape = new TGeoCompositeShape(coverComp.Data()); | |
954 | cover2Shape->SetName("FMD2_back_cover"); | |
955 | TGeoVolume* cover2Volume = new TGeoVolume("FMD2_back_cover", cover2Shape,fC); | |
956 | support->AddNode(cover2Volume,2, | |
957 | new TGeoTranslation(0,0,backth+framel+backth/2)); | |
958 | ||
959 | TGeoCombiTrans* trans1 = new TGeoCombiTrans(framehr, 0, backth+framel, 0); | |
960 | TGeoCombiTrans* trans2 = new TGeoCombiTrans(framehr, 0, backth+framel, 0); | |
961 | trans1->RotateZ(45); | |
962 | trans2->RotateZ(135); | |
963 | support->AddNode(wingV, 1, trans1); | |
964 | support->AddNode(wingV, 2, trans2); | |
f70f588a | 965 | AliFMDDebug(1, ("FMD2 support offset is %f", framelz)); |
00f69754 | 966 | |
2e0139df | 967 | for (Int_t i = 0; i < 2; i++) { |
968 | TGeoVolume* mother = (i < 1 ? fmd2TopVolume : fmd2BotVolume); | |
d98fbfa5 | 969 | |
2e0139df | 970 | Double_t phi = 360. / 2 * i; |
d98fbfa5 | 971 | TGeoRotation* rot = new TGeoRotation(Form("FMD2 support rot %d",i)); |
972 | rot->RotateZ(phi); | |
2e0139df | 973 | TGeoMatrix* matrix = new TGeoCombiTrans(0, 0, framelz, rot); |
974 | mother->AddNode(support, i, matrix); | |
d98fbfa5 | 975 | } |
976 | ||
bf000c32 | 977 | // Must be done after filling the assemblies |
54e415a8 | 978 | TGeoVolume* top = gGeoManager->GetVolume("ALIC"); |
bf000c32 | 979 | TGeoMatrix* matrix = new TGeoTranslation("FMD2 trans", 0, 0, z); |
f95a63c4 | 980 | AliFMDDebug(5, ("Placing volumes %s and %s in ALIC at z=%f", |
bf000c32 | 981 | fmd2TopVolume->GetName(), fmd2BotVolume->GetName(), z)); |
982 | top->AddNode(fmd2TopVolume, fmd2->GetId(), matrix); | |
983 | top->AddNode(fmd2BotVolume, fmd2->GetId(), matrix); | |
54e415a8 | 984 | |
d98fbfa5 | 985 | |
bf000c32 | 986 | return 0; |
54e415a8 | 987 | } |
988 | ||
ed82d35e | 989 | //____________________________________________________________________ |
990 | TGeoVolume* | |
991 | AliFMDGeometryBuilder::FMD3Geometry(AliFMD3* fmd3, | |
992 | TGeoVolume* innerTop, | |
993 | TGeoVolume* innerBot, | |
994 | TGeoVolume* outerTop, | |
995 | TGeoVolume* outerBot) | |
996 | { | |
997 | // Setup the FMD3 geometry. The FMD2 has a rather elaborate support | |
998 | // structure, as the support will also support the vacuum | |
999 | // beam-pipe. | |
1000 | // | |
1001 | // See also AliFMDGeometryBuilder::DetectorGeometry | |
1002 | // | |
1003 | if (!fmd3 || !innerTop || !innerBot || !outerTop || !outerBot) return 0; | |
1004 | ||
1005 | //__________________________________________________________________ | |
1006 | // Basic detector set-up. | |
1007 | TGeoVolume* fmd3TopVolume = new TGeoVolumeAssembly(Form(fgkFMDName, | |
1008 | fmd3->GetId(), 'T')); | |
1009 | TGeoVolume* fmd3BotVolume = new TGeoVolumeAssembly(Form(fgkFMDName, | |
1010 | fmd3->GetId(), 'B')); | |
1011 | fmd3TopVolume->SetTitle("FMD3 top half"); | |
1012 | fmd3BotVolume->SetTitle("FMD3 bottom half"); | |
1013 | DetectorGeometry(fmd3, fmd3TopVolume, fmd3BotVolume, fmd3->GetInnerZ(), | |
1014 | innerTop, innerBot, outerTop, outerBot); | |
1015 | ||
1016 | //__________________________________________________________________ | |
1017 | // Mother for all support material | |
1018 | TGeoVolumeAssembly* support = new TGeoVolumeAssembly("F3SU"); | |
1019 | support->SetTitle("FMD3 support"); | |
1020 | ||
1021 | //__________________________________________________________________ | |
1022 | // Base of cone | |
1023 | const TObjArray& radii = fmd3->ConeRadii(); | |
1024 | Int_t nRadii = radii.GetEntriesFast(); | |
1025 | TGeoPcon* coneBase = new TGeoPcon("FMD3_cone_base", 0., 180., nRadii); | |
1026 | TVector3* r5 = 0; | |
1027 | TVector3* r4 = 0; | |
1028 | for (Int_t i = 0; i < nRadii; i++) { | |
1029 | TVector3* v = static_cast<TVector3*>(radii.At(i)); | |
1030 | coneBase->DefineSection(i, v->X(), v->Y(), v->Z()); | |
1031 | if (i == 5) r5 = v; | |
1032 | else if (i == 4) r4 = v; | |
1033 | } | |
1034 | TString coneComb("(FMD3_cone_base"); | |
1035 | ||
1036 | //__________________________________________________________________ | |
1037 | // Flanges | |
1038 | double flangeDepth = fmd3->GetFlangeDepth() / 2; | |
1039 | double flangeLength = fmd3->GetFlangeLength() / 2; | |
1040 | double flangeWidth = fmd3->GetFlangeWidth() / 2; | |
1041 | new TGeoBBox("FMD3_flange_base", flangeLength, flangeWidth, flangeDepth); | |
1042 | ||
1043 | // Fiducial holes | |
1044 | const TObjArray& fiducialHoles = fmd3->FiducialHoles(); | |
1045 | double fiducialRadius = fmd3->GetFiducialRadius(); | |
7af3df7f | 1046 | #if 0 |
1047 | TGeoTube* fiducialShape = | |
1048 | #endif | |
1049 | new TGeoTube("FMD3_fiducial_hole", 0, fiducialRadius, flangeDepth+.1); | |
ed82d35e | 1050 | Int_t nFiducialHoles = fiducialHoles.GetEntriesFast(); |
1051 | double flangeAngle = TMath::Pi() / 4; | |
1052 | double flangeX = r5->Y()+flangeLength; | |
1053 | TVector2 flangeC(flangeX * TMath::Cos(flangeAngle), | |
1054 | flangeX * TMath::Sin(flangeAngle)); | |
1055 | TString flangeComb("FMD3_flange_base-("); | |
1056 | #if 0// For debugging geometry | |
1057 | TGeoVolume* fiducialVolume = new TGeoVolume("FMD3_fiducial", fiducialShape); | |
1058 | fiducialVolume->SetLineColor(kGreen); | |
ed82d35e | 1059 | #endif |
1060 | for (Int_t i = 0; i < nFiducialHoles; i++) { | |
1061 | TVector2& v = *(static_cast<TVector2*>(fiducialHoles.At(i))); | |
1062 | v -= flangeC; | |
1063 | TVector2 r = v.Rotate(-flangeAngle); | |
1064 | TGeoTranslation* t1 = new TGeoTranslation(r.X(), r.Y(), 0); | |
1065 | TGeoTranslation* t2 = new TGeoTranslation(r.X(), -r.Y(), 0); | |
1066 | t1->SetName(Form("FMD3_fiducial_hole_rot%d", 2*i+0)); | |
1067 | t2->SetName(Form("FMD3_fiducial_hole_rot%d", 2*i+1)); | |
1068 | t1->RegisterYourself(); | |
1069 | t2->RegisterYourself(); | |
1070 | flangeComb.Append(Form("FMD3_fiducial_hole:FMD3_fiducial_hole_rot%d+" | |
1071 | "FMD3_fiducial_hole:FMD3_fiducial_hole_rot%d%c", | |
1072 | 2*i+0, 2*i+1, (i == nFiducialHoles-1 ? ')' : '+'))); | |
2e0139df | 1073 | #if 0 // For debugging geometry |
1074 | support->AddNode(fiducialVolume, 2*i+0, t1); | |
1075 | support->AddNode(fiducialVolume, 2*i+1, t2); | |
ed82d35e | 1076 | #endif |
1077 | } | |
1078 | ||
1079 | // Final flange shape, and at to full shape | |
1080 | TGeoCompositeShape* flangeShape = new TGeoCompositeShape(flangeComb.Data()); | |
1081 | flangeShape->SetName("FMD3_flange"); | |
1082 | for (Int_t i = 0; i < 2; i++) { | |
1083 | TGeoRotation* rot = new TGeoRotation(); | |
1084 | rot->RotateZ((i+.5)*90); | |
1085 | TVector2 v(flangeX, 0); | |
1086 | TVector2 w = v.Rotate((i+.5) * 2 * flangeAngle); | |
1087 | TGeoCombiTrans* trans = new TGeoCombiTrans(w.X(),w.Y(), | |
1088 | r4->X()+flangeDepth, rot); | |
1089 | trans->SetName(Form("FMD3_flange_matrix%d", i)); | |
1090 | trans->RegisterYourself(); | |
1091 | coneComb.Append(Form("+FMD3_flange:FMD3_flange_matrix%d", i)); | |
1092 | } | |
1093 | coneComb.Append(")-("); | |
1094 | ||
1095 | //__________________________________________________________________ | |
1096 | // Holes | |
2e0139df | 1097 | Double_t holeL = fmd3->GetHoleLength()/2; |
ed82d35e | 1098 | Double_t holeD = fmd3->GetHoleDepth()/2; |
1099 | Double_t holeLW = fmd3->GetHoleLowWidth()/2; | |
1100 | Double_t holeHW = fmd3->GetHoleHighWidth()/2; | |
2e0139df | 1101 | Double_t holeA = fmd3->GetConeOuterAngle(); |
1102 | Double_t holeA2 = TMath::Pi() - fmd3->GetConeOuterAngle(); | |
1103 | Double_t holeO = fmd3->GetHoleOffset(); | |
1104 | Double_t holeZ = (holeO | |
ed82d35e | 1105 | + holeL * TMath::Cos(holeA) |
2e0139df | 1106 | - holeD * TMath::Sin(holeA2)); |
1107 | Double_t holeX = (fmd3->ConeR(-holeZ + fmd3->GetInnerZ() + fmd3->GetNoseZ()) | |
1108 | - holeD * TMath::Sin(holeA2)); | |
7af3df7f | 1109 | new TGeoTrd1("FMD3_cone_hole", holeLW, holeHW, holeD, holeL); |
ed82d35e | 1110 | TGeoTrd1* plateShape = new TGeoTrd1("FMD3_cooling_plate", |
1111 | holeLW, holeHW, .033, holeL); | |
1112 | TGeoRotation* holeRot = new TGeoRotation(); | |
1113 | holeRot->SetName("FMD3_cone_hole_rotation"); | |
1114 | holeRot->RotateZ(90); | |
1115 | holeRot->RotateY(holeA*180/TMath::Pi()); | |
1116 | TGeoCombiTrans* holeBaseTrans = new TGeoCombiTrans(holeX, 0, holeZ, holeRot); | |
1117 | holeBaseTrans->SetName("FMD3_cone_hole_base_matrix"); | |
2e0139df | 1118 | // TGeoRotation* plateRot = new TGeoRotation(); |
1119 | // plateRot->SetName("FMD3_cone_plate_rotation"); | |
1120 | // plateRot->RotateZ(90); | |
1121 | // plateRot->RotateY(plateA*180/TMath::Pi()); | |
1122 | // TGeoCombiTrans* plateBaseTrans = new | |
1123 | // TGeoCombiTrans(plateX,0,plateZ,plateRot); | |
901fdbcf | 1124 | TGeoVolume* plateVolume = new TGeoVolume("FMD3_cooling_plate", |
1125 | plateShape, fAl); | |
ed82d35e | 1126 | plateShape->SetTitle("FMD3 cooling plate"); |
1127 | plateVolume->SetTitle("FMD3 cooling plate"); | |
1128 | for (Int_t i = 0; i < 4; i++) { | |
1129 | Double_t ang = 360. / 8 * (i + .5); | |
1130 | TGeoCombiTrans* trans = new TGeoCombiTrans(*holeBaseTrans); | |
1131 | trans->RotateZ(ang); | |
1132 | trans->SetName(Form("FMD3_cone_hole_matrix%d", i)); | |
1133 | trans->RegisterYourself(); | |
2e0139df | 1134 | trans = new TGeoCombiTrans(*holeBaseTrans); |
ed82d35e | 1135 | trans->RotateZ(ang); |
1136 | trans->SetName(Form("FMD3_cooling_plate_matrix%d", i)); | |
1137 | coneComb.Append(Form("FMD3_cone_hole:FMD3_cone_hole_matrix%d+", i)); | |
1138 | support->AddNode(plateVolume, i, trans); | |
1139 | } | |
1140 | ||
1141 | //__________________________________________________________________ | |
1142 | // Bolts | |
1143 | Double_t boltRadius = fmd3->GetBoltRadius(); | |
1144 | Double_t boltLength = fmd3->GetBoltLength() / 2; | |
1145 | Double_t boltZ1 = fmd3->GetInnerZ()+fmd3->GetNoseZ()-10; | |
1146 | Double_t boltZ2 = fmd3->GetInnerZ()+fmd3->GetNoseZ()-20; | |
1147 | Double_t boltXE = 2*boltLength*TMath::Cos(fmd3->GetConeOuterAngle()); | |
1148 | Double_t boltX1 = (fmd3->ConeR(boltZ1) - boltXE); | |
1149 | Double_t boltX2 = (fmd3->ConeR(boltZ2) - boltXE); | |
1150 | ||
1151 | new TGeoTube("FMD3_bolt_hole", 0, boltRadius, boltLength+.2); | |
1152 | TGeoTube* boltShape = new TGeoTube("FMD3_bolt", 0, boltRadius, boltLength); | |
1153 | TGeoRotation* boltRot = new TGeoRotation(); | |
1154 | boltRot->RotateY(-fmd3->GetConeOuterAngle()*180/TMath::Pi()); | |
1155 | TGeoCombiTrans* boltTrans1 = new TGeoCombiTrans(boltX1, 0, 10, boltRot); | |
1156 | TGeoCombiTrans* boltTrans2 = new TGeoCombiTrans(boltX2, 0, 20, boltRot); | |
1157 | TGeoCombiTrans* boltTrans3 = new TGeoCombiTrans(*boltTrans1); | |
1158 | TGeoCombiTrans* boltTrans4 = new TGeoCombiTrans(*boltTrans2); | |
1159 | boltTrans3->RotateZ(180); | |
1160 | boltTrans4->RotateZ(180); | |
1161 | boltTrans1->SetName("FMD3_bolt_matrix1"); | |
1162 | boltTrans2->SetName("FMD3_bolt_matrix2"); | |
1163 | boltTrans3->SetName("FMD3_bolt_matrix3"); | |
1164 | boltTrans4->SetName("FMD3_bolt_matrix4"); | |
1165 | boltTrans1->RegisterYourself(); | |
1166 | boltTrans2->RegisterYourself(); | |
1167 | boltTrans3->RegisterYourself(); | |
1168 | boltTrans4->RegisterYourself(); | |
1169 | coneComb.Append("FMD3_bolt_hole:FMD3_bolt_matrix1" | |
1170 | "+FMD3_bolt_hole:FMD3_bolt_matrix2" | |
1171 | "+FMD3_bolt_hole:FMD3_bolt_matrix3" | |
2e0139df | 1172 | "+FMD3_bolt_hole:FMD3_bolt_matrix4"); |
901fdbcf | 1173 | TGeoVolume* boltVolume = new TGeoVolume("FMD3_bolt", boltShape, fSteel); |
ed82d35e | 1174 | support->AddNode(boltVolume, 1, boltTrans1); |
1175 | support->AddNode(boltVolume, 2, boltTrans2); | |
1176 | boltShape->SetTitle("FMD3 steering bolt"); | |
1177 | boltVolume->SetTitle("FMD3 steering bolt"); | |
1178 | ||
2e0139df | 1179 | //__________________________________________________________________ |
1180 | // Cut-outs for tension wheel sheeve | |
1181 | new TGeoBBox("FMD3_sheeve_hole", .55, .75, 1.16); | |
1182 | Double_t sheeveHoleZ = fmd3->GetInnerZ() + fmd3->GetNoseZ() - .75; | |
1183 | Double_t sheeveHoleR = fmd3->ConeR(sheeveHoleZ) - .55 + .2572222; | |
1184 | TGeoCombiTrans* sheeveMat1 = new TGeoCombiTrans(sheeveHoleR,0,1.15,0); | |
1185 | TGeoCombiTrans* sheeveMat2 = new TGeoCombiTrans(sheeveHoleR,0,1.15,0); | |
1186 | sheeveMat1->RotateZ(45); | |
1187 | sheeveMat2->RotateZ(135); | |
1188 | sheeveMat1->SetName("FMD3_sheeve_hole_matrix1"); | |
1189 | sheeveMat2->SetName("FMD3_sheeve_hole_matrix2"); | |
1190 | sheeveMat1->RegisterYourself(); | |
1191 | sheeveMat2->RegisterYourself(); | |
1192 | coneComb.Append("+FMD3_sheeve_hole:FMD3_sheeve_hole_matrix1" | |
1193 | "+FMD3_sheeve_hole:FMD3_sheeve_hole_matrix2)"); | |
1194 | ||
1195 | //__________________________________________________________________ | |
1196 | // Sheeve boxes | |
1197 | Double_t sheeveL = 1.15; | |
1198 | TGeoBBox* sheeveSideS = new TGeoBBox("FMD3_sheeve_side", | |
1199 | .55, .25, 1.15); | |
1200 | TGeoBBox* sheeveBackS = new TGeoBBox("FMD3_sheeve_back", | |
1201 | .55, .25, .15); | |
1202 | TGeoBBox* sheeveWingS = new TGeoBBox("FMD3_sheeve_wing", | |
1203 | .15, .15, 1.15); | |
1204 | TGeoPcon* sheeveWheelS = new TGeoPcon("FMD3_sheeve_wheel", 0, 360, 9); | |
1205 | Double_t sheeveInnerR = 0; // .2; | |
1206 | Double_t sheeveR = .875; | |
1207 | Double_t sheeveWheelZ = .95; | |
1208 | sheeveWheelS->DefineSection(0, -.25, sheeveInnerR, 1); | |
1209 | sheeveWheelS->DefineSection(1, -.125, sheeveInnerR, 1); | |
1210 | sheeveWheelS->DefineSection(2, -.125, sheeveInnerR, sheeveWheelZ); | |
1211 | sheeveWheelS->DefineSection(3, -.0625, sheeveInnerR, sheeveR+.02); | |
1212 | sheeveWheelS->DefineSection(4, 0.000, sheeveInnerR, sheeveR); | |
1213 | sheeveWheelS->DefineSection(5, +.0625, sheeveInnerR, sheeveR+.02); | |
1214 | sheeveWheelS->DefineSection(6, +.125, sheeveInnerR, sheeveWheelZ); | |
1215 | sheeveWheelS->DefineSection(7, +.125, sheeveInnerR, 1); | |
1216 | sheeveWheelS->DefineSection(8, +.25, sheeveInnerR, 1); | |
1217 | TGeoVolume* sheeveSideV = new TGeoVolume("FMD3_sheeve_side", | |
1218 | sheeveSideS, fPlastic); | |
1219 | TGeoVolume* sheeveBackV = new TGeoVolume("FMD3_sheeve_back", | |
1220 | sheeveBackS, fPlastic); | |
1221 | TGeoVolume* sheeveWingV = new TGeoVolume("FMD3_sheeve_wing", | |
1222 | sheeveWingS, fPlastic); | |
1223 | TGeoVolume* sheeveWheelV= new TGeoVolume("FMD3_sheeve_wheel", | |
1224 | sheeveWheelS, fPlastic); | |
1225 | TGeoVolumeAssembly* sheeveBox = new TGeoVolumeAssembly("FMD3_sheeve_box"); | |
1226 | sheeveBox->AddNode(sheeveSideV, 1, new TGeoTranslation(0, -.5, 0)); | |
1227 | sheeveBox->AddNode(sheeveSideV, 2, new TGeoTranslation(0, +.5, 0)); | |
1228 | sheeveBox->AddNode(sheeveBackV, 1, new TGeoTranslation(0, 0, 2.0+.15-1.15)); | |
1229 | sheeveBox->AddNode(sheeveWingV, 1, new TGeoTranslation(.55-.15, -.90, 0)); | |
1230 | sheeveBox->AddNode(sheeveWingV, 2, new TGeoTranslation(.55-.15, +.90, 0)); | |
1231 | TGeoRotation* sheeveWheelR = new TGeoRotation; | |
1232 | sheeveWheelR->RotateX(90); | |
1233 | TGeoCombiTrans* sheeveWheelM = new TGeoCombiTrans(0, 0, sheeveWheelZ-sheeveL, | |
1234 | sheeveWheelR); | |
1235 | sheeveBox->AddNode(sheeveWheelV, 1, sheeveWheelM); | |
1236 | support->AddNode(sheeveBox, 1, sheeveMat1); | |
1237 | support->AddNode(sheeveBox, 2, sheeveMat2); | |
1238 | ||
1239 | ||
1240 | ||
ed82d35e | 1241 | //__________________________________________________________________ |
0dd3acef | 1242 | // Final cone |
ed82d35e | 1243 | TGeoCompositeShape* coneShape = new TGeoCompositeShape(coneComb.Data()); |
1244 | coneShape->SetName("FMD3_cone"); | |
1245 | coneShape->SetTitle("FMD3 cone"); | |
901fdbcf | 1246 | TGeoVolume* coneVolume = new TGeoVolume("FMD3_Cone", coneShape, fC); |
ed82d35e | 1247 | coneVolume->SetLineColor(kRed); |
1248 | support->AddNode(coneVolume, 0, new TGeoTranslation(0, 0, 0)); | |
1249 | ||
0dd3acef | 1250 | //__________________________________________________________________ |
1251 | // Tension boxes. | |
2e0139df | 1252 | TGeoVolume* tensionBox = TensionBox(); |
1253 | Double_t tensionH = .6; | |
1254 | Double_t tensionL = 4; | |
1255 | Double_t tensionZ = 23.654; | |
1256 | Double_t tensionR = fmd3->ConeR(fmd3->GetInnerZ() + fmd3->GetNoseZ() | |
1257 | - tensionZ); | |
1258 | Double_t tensionAr = fmd3->GetConeOuterAngle(); | |
1259 | Double_t tensionA = tensionAr * 180 / TMath::Pi(); | |
1260 | TGeoRotation* tensionQ = new TGeoRotation; | |
1261 | tensionQ->RotateY(tensionA); | |
1262 | TGeoCombiTrans* tensionM1 = new TGeoCombiTrans(tensionR,0,tensionZ, tensionQ); | |
1263 | TGeoCombiTrans* tensionM2 = new TGeoCombiTrans(tensionR,0,tensionZ, tensionQ); | |
1264 | tensionM1->RotateZ(45); | |
1265 | tensionM2->RotateZ(135); | |
1266 | support->AddNode(tensionBox, 1, tensionM1); | |
1267 | support->AddNode(tensionBox, 2, tensionM2); | |
0dd3acef | 1268 | |
2e0139df | 1269 | // Double_t tensionHR = 0.15; |
1270 | Double_t wireT = .1/2; | |
1271 | Double_t wireZ1 = (tensionZ | |
1272 | - tensionL * TMath::Cos(tensionAr) | |
1273 | - tensionH * TMath::Sin(tensionAr)); | |
1274 | Double_t wireR1 = (tensionR | |
1275 | - tensionL * TMath::Sin(tensionAr) | |
1276 | + tensionH * TMath::Cos(tensionAr)); | |
f70f588a | 1277 | AliFMDDebug(10, ("Wire Z1: %f=%f-%f*cos(%f)-%f*sin(%f)", |
2e0139df | 1278 | wireZ1, tensionZ, tensionL, tensionAr, tensionH, tensionAr)); |
f70f588a | 1279 | AliFMDDebug(10, ("Wire R1: %f=%f-%f*sin(%f)-%f*cos(%f)", |
2e0139df | 1280 | wireR1, tensionR, tensionL, tensionAr, tensionH, tensionAr)); |
0dd3acef | 1281 | |
2e0139df | 1282 | Double_t wireStartA = 42.3 * TMath::Pi() / 180; |
1283 | Double_t wireZ2 = (sheeveWheelZ * (1 - TMath::Sin(wireStartA)) | |
1284 | // - sheeveL - | |
1285 | - wireT * TMath::Sin(wireStartA)); | |
1286 | /* (sheeveWheelZ * (1 - TMath::Sin(wireStartA)) | |
1287 | - wireT * TMath::Sin(wireStartA) | |
1288 | - sheeveL); */ | |
f70f588a | 1289 | AliFMDDebug(10, ("wireZ2=%f=%f*(1-%f)", wireZ2, sheeveWheelZ, |
2e0139df | 1290 | TMath::Sin(wireStartA))); |
1291 | Double_t wireR2 = (sheeveHoleR + | |
1292 | sheeveWheelZ * TMath::Cos(wireStartA) + | |
1293 | wireT * TMath::Cos(wireStartA)); | |
1294 | Double_t wireDR = wireR1-wireR2; | |
1295 | Double_t wireDZ = wireZ1-wireZ2; | |
1296 | Double_t wireL = TMath::Sqrt(wireDR*wireDR+wireDZ*wireDZ)-.01; | |
1297 | Double_t wireAngle = TMath::ATan2(wireDR,wireDZ); | |
bbb030b9 | 1298 | TGeoTube* wireShape = new TGeoTube("FMD3_wire", 0, wireT, wireL/2); |
0dd3acef | 1299 | TGeoVolume* wireVolume = new TGeoVolume("FMD3_wire", wireShape,fSteel); |
1300 | TGeoRotation* wireRot = new TGeoRotation(); | |
1301 | wireRot->RotateY(180/TMath::Pi()*wireAngle); | |
2e0139df | 1302 | Double_t wireR = wireR2 + wireDR / 2; |
1303 | Double_t wireZ = wireZ2 + wireDZ / 2; | |
1304 | TGeoCombiTrans* wireM1 = new TGeoCombiTrans(wireR, 0,wireZ, wireRot); | |
1305 | TGeoCombiTrans* wireM2 = new TGeoCombiTrans(wireR, 0,wireZ, wireRot); | |
1306 | wireM1->RotateZ(45); | |
1307 | wireM2->RotateZ(135); | |
1308 | support->AddNode(wireVolume, 1, wireM1); | |
1309 | support->AddNode(wireVolume, 2, wireM2); | |
0dd3acef | 1310 | |
2e0139df | 1311 | |
1312 | TGeoTorus* wireTS = new TGeoTorus(sheeveWheelZ+wireT, 0, wireT, 0, | |
1313 | 90-wireStartA*180/TMath::Pi()); | |
1314 | TGeoVolume* wireTV = new TGeoVolume("FMD3_bend_wire",wireTS,fSteel); | |
1315 | TGeoRotation* wireTR = new TGeoRotation; | |
1316 | wireTR->RotateY(90); | |
1317 | wireTR->RotateZ(-90); | |
1318 | Double_t wireTZ = sheeveWheelZ; | |
1319 | TGeoCombiTrans* wireTM1 = new TGeoCombiTrans(sheeveHoleR,0,wireTZ,wireTR); | |
1320 | TGeoCombiTrans* wireTM2 = new TGeoCombiTrans(sheeveHoleR,0,wireTZ,wireTR); | |
1321 | wireTM1->RotateZ(45); | |
1322 | wireTM2->RotateZ(135); | |
1323 | support->AddNode(wireTV, 1, wireTM1); | |
1324 | support->AddNode(wireTV, 2, wireTM2); | |
1325 | ||
1326 | Double_t colarR = 4.05; | |
1327 | Double_t wireEL = sheeveHoleR - colarR; | |
1328 | TGeoTube* wireES = new TGeoTube("FMD3_end_wire", 0, wireT, wireEL/2); | |
1329 | TGeoVolume* wireEV = new TGeoVolume("FMD3_end_wire", wireES, fSteel); | |
1330 | TGeoRotation* wireER = new TGeoRotation; | |
1331 | wireER->RotateY(90); | |
f70f588a | 1332 | TGeoCombiTrans* wireEM1 = new TGeoCombiTrans(colarR+wireEL/2,0, |
1333 | -wireT,wireER); | |
1334 | TGeoCombiTrans* wireEM2 = new TGeoCombiTrans(colarR+wireEL/2,0, | |
1335 | -wireT,wireER); | |
2e0139df | 1336 | wireEM1->RotateZ(45); |
1337 | wireEM2->RotateZ(135); | |
1338 | support->AddNode(wireEV, 1, wireEM1); | |
1339 | support->AddNode(wireEV, 2, wireEM2); | |
1340 | ||
1341 | ||
1342 | ||
1343 | ||
ed82d35e | 1344 | //__________________________________________________________________ |
1345 | // Place support volumes in half-detector volumes | |
1346 | Double_t z = fmd3->GetInnerZ(); | |
f70f588a | 1347 | AliFMDDebug(1, ("FMD3 support at z=%f", -fmd3->GetNoseZ())); |
ed82d35e | 1348 | TGeoTranslation* t1 = new TGeoTranslation(0, 0, -fmd3->GetNoseZ()); |
1349 | fmd3TopVolume->AddNode(support, 1, t1); | |
1350 | TGeoCombiTrans* t2 = new TGeoCombiTrans(*t1); | |
1351 | t2->RotateZ(180); | |
1352 | fmd3BotVolume->AddNode(support, 2, t2); | |
1353 | ||
1354 | TGeoRotation* rot = new TGeoRotation("FMD3 rotatation"); | |
1355 | rot->RotateY(180); | |
1356 | TGeoVolume* top = gGeoManager->GetVolume("ALIC"); | |
1357 | TGeoMatrix* mmatrix = new TGeoCombiTrans("FMD3 trans", 0, 0, z, rot); | |
1358 | AliFMDDebug(5, ("Placing volumes %s and %s in ALIC at z=%f", | |
1359 | fmd3TopVolume->GetName(), fmd3BotVolume->GetName(), z)); | |
1360 | top->AddNode(fmd3TopVolume, fmd3->GetId(), mmatrix); | |
1361 | top->AddNode(fmd3BotVolume, fmd3->GetId(), mmatrix); | |
1362 | ||
1363 | return 0; | |
1364 | } | |
1365 | ||
54e415a8 | 1366 | |
1367 | //____________________________________________________________________ | |
1368 | void | |
1369 | AliFMDGeometryBuilder::Exec(Option_t*) | |
1370 | { | |
1371 | // Setup up the FMD geometry. | |
f95a63c4 | 1372 | AliFMDDebug(1, ("\tGeometry options: %s", |
bf000c32 | 1373 | (fDetailed ? "divided into strips" : "one volume"))); |
54e415a8 | 1374 | if (!gGeoManager) { |
1375 | AliFatal("No TGeoManager defined"); | |
1376 | return; | |
1377 | } | |
1378 | ||
1379 | fSi = gGeoManager->GetMedium("FMD_Si$"); | |
1380 | fC = gGeoManager->GetMedium("FMD_Carbon$"); | |
1381 | fAl = gGeoManager->GetMedium("FMD_Aluminum$"); | |
1382 | fChip = gGeoManager->GetMedium("FMD_Si Chip$"); | |
1383 | fAir = gGeoManager->GetMedium("FMD_Air$"); | |
1384 | fPCB = gGeoManager->GetMedium("FMD_PCB$"); | |
1385 | fPlastic = gGeoManager->GetMedium("FMD_Plastic$"); | |
1386 | fCopper = gGeoManager->GetMedium("FMD_Copper$"); | |
d98fbfa5 | 1387 | fSteel = gGeoManager->GetMedium("FMD_Steel$"); |
54e415a8 | 1388 | |
d98fbfa5 | 1389 | if (!fSi||!fC||!fAl||!fChip||!fAir||!fPCB||!fPlastic||!fCopper||!fSteel) { |
54e415a8 | 1390 | AliError("Failed to get some or all tracking mediums"); |
1391 | return; | |
1392 | } | |
1393 | AliFMDGeometry* fmd = AliFMDGeometry::Instance(); | |
bf000c32 | 1394 | AliFMDRing* inner = fmd->GetInner(); |
1395 | AliFMDRing* outer = fmd->GetOuter(); | |
1396 | RingGeometry(inner); | |
1397 | RingGeometry(outer); | |
1398 | TGeoVolume* innerTop = gGeoManager->GetVolume(Form(fgkRingTopName, | |
1399 | inner->GetId())); | |
1400 | TGeoVolume* innerBot = gGeoManager->GetVolume(Form(fgkRingBotName, | |
1401 | inner->GetId())); | |
1402 | TGeoVolume* outerTop = gGeoManager->GetVolume(Form(fgkRingTopName, | |
1403 | outer->GetId())); | |
1404 | TGeoVolume* outerBot = gGeoManager->GetVolume(Form(fgkRingBotName, | |
1405 | outer->GetId())); | |
1406 | ||
1407 | FMD1Geometry(fmd->GetFMD1(), innerTop, innerBot); | |
1408 | FMD2Geometry(fmd->GetFMD2(), innerTop, innerBot, outerTop, outerBot); | |
1409 | FMD3Geometry(fmd->GetFMD3(), innerTop, innerBot, outerTop, outerBot); | |
54e415a8 | 1410 | #ifndef USE_PRE_MOVE |
1411 | fmd->SetSectorOff(fSectorOff); | |
1412 | fmd->SetModuleOff(fModuleOff); | |
1413 | fmd->SetRingOff(fRingOff); | |
1414 | fmd->SetDetectorOff(fDetectorOff); | |
1415 | fmd->SetActive(fActiveId.fArray, fActiveId.fN); | |
1416 | #endif | |
1417 | // fmd->ExtractGeomInfo(); | |
1418 | ||
1419 | } | |
1420 | ||
1421 | ||
1422 | //____________________________________________________________________ | |
1423 | // | |
1424 | // EOF | |
1425 | // |