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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 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //_________________________________________________________________________ | |
19 | // Implementation version v0 of PHOS Manager class | |
20 | // Layout EMC + PPSD has name GPS2 | |
21 | // Layout EMC + CPV has name IHEP | |
22 | // An object of this class does not produce hits nor digits | |
23 | // It is the one to use if you do not want to produce outputs in TREEH or TREED | |
24 | // | |
25 | //*-- Author: Yves Schutz (SUBATECH) | |
26 | ||
27 | ||
28 | // --- ROOT system --- | |
29 | ||
30 | #include "TBRIK.h" | |
31 | #include "TNode.h" | |
32 | #include "TRandom.h" | |
33 | #include "TGeometry.h" | |
34 | ||
35 | ||
36 | // --- Standard library --- | |
37 | ||
38 | #include <stdio.h> | |
39 | #include <string.h> | |
40 | #include <stdlib.h> | |
41 | #include <strstream.h> | |
42 | ||
43 | // --- AliRoot header files --- | |
44 | ||
45 | #include "AliPHOSv0.h" | |
46 | #include "AliRun.h" | |
47 | #include "AliConst.h" | |
48 | #include "AliMC.h" | |
49 | #include "AliPHOSGeometry.h" | |
50 | ||
51 | ClassImp(AliPHOSv0) | |
52 | ||
53 | //____________________________________________________________________________ | |
54 | AliPHOSv0::AliPHOSv0(const char *name, const char *title): | |
55 | AliPHOS(name,title) | |
56 | { | |
57 | // ctor : title is used to identify the layout | |
58 | // GPS2 = 5 modules (EMC + PPSD) | |
59 | // IHEP = 5 modules (EMC + CPV) | |
60 | // MIXT = 4 modules (EMC + CPV) and 1 module (EMC + PPSD) | |
61 | ||
62 | // gets an instance of the geometry parameters class | |
63 | ||
64 | if (strcmp(GetTitle(),"") != 0 ) | |
65 | fGeom = AliPHOSGeometry::GetInstance(GetTitle(), "") ; | |
66 | ||
67 | } | |
68 | ||
69 | //____________________________________________________________________________ | |
70 | void AliPHOSv0::BuildGeometry() | |
71 | { | |
72 | // Build the PHOS geometry for the ROOT display | |
73 | //BEGIN_HTML | |
74 | /* | |
75 | <H2> | |
76 | PHOS in ALICE displayed by root | |
77 | </H2> | |
78 | <UL> | |
79 | <LI> All Views | |
80 | <P> | |
81 | <CENTER> | |
82 | <IMG Align=BOTTOM ALT="All Views" SRC="../images/AliPHOSv0AllViews.gif"> | |
83 | </CENTER></P></LI> | |
84 | <LI> Front View | |
85 | <P> | |
86 | <CENTER> | |
87 | <IMG Align=BOTTOM ALT="Front View" SRC="../images/AliPHOSv0FrontView.gif"> | |
88 | </CENTER></P></LI> | |
89 | <LI> 3D View 1 | |
90 | <P> | |
91 | <CENTER> | |
92 | <IMG Align=BOTTOM ALT="3D View 1" SRC="../images/AliPHOSv03DView1.gif"> | |
93 | </CENTER></P></LI> | |
94 | <LI> 3D View 2 | |
95 | <P> | |
96 | <CENTER> | |
97 | <IMG Align=BOTTOM ALT="3D View 2" SRC="../images/AliPHOSv03DView2.gif"> | |
98 | </CENTER></P></LI> | |
99 | </UL> | |
100 | */ | |
101 | //END_HTML | |
102 | ||
103 | this->BuildGeometryforPHOS() ; | |
104 | if (strcmp(fGeom->GetName(),"GPS2") == 0) | |
105 | this->BuildGeometryforPPSD() ; | |
106 | else if (strcmp(fGeom->GetName(),"IHEP") == 0) | |
107 | this->BuildGeometryforCPV() ; | |
108 | else if (strcmp(fGeom->GetName(),"MIXT") == 0) { | |
109 | this->BuildGeometryforPPSD() ; | |
110 | this->BuildGeometryforCPV() ; | |
111 | } | |
112 | else | |
113 | cout << "AliPHOSv0::BuildGeometry : no charged particle identification system installed: " | |
114 | << "Geometry name = " << fGeom->GetName() << endl; | |
115 | ||
116 | } | |
117 | ||
118 | //____________________________________________________________________________ | |
119 | void AliPHOSv0:: BuildGeometryforPHOS(void) | |
120 | { | |
121 | // Build the PHOS-EMC geometry for the ROOT display | |
122 | ||
123 | const Int_t kColorPHOS = kRed ; | |
124 | const Int_t kColorXTAL = kBlue ; | |
125 | ||
126 | Double_t const kRADDEG = 180.0 / kPI ; | |
127 | ||
128 | new TBRIK( "OuterBox", "PHOS box", "void", fGeom->GetOuterBoxSize(0)/2, | |
129 | fGeom->GetOuterBoxSize(1)/2, | |
130 | fGeom->GetOuterBoxSize(2)/2 ); | |
131 | ||
132 | // Textolit Wall box, position inside PHOS | |
133 | ||
134 | new TBRIK( "TextolitBox", "PHOS Textolit box ", "void", fGeom->GetTextolitBoxSize(0)/2, | |
135 | fGeom->GetTextolitBoxSize(1)/2, | |
136 | fGeom->GetTextolitBoxSize(2)/2); | |
137 | ||
138 | // Polystyrene Foam Plate | |
139 | ||
140 | new TBRIK( "UpperFoamPlate", "PHOS Upper foam plate", "void", fGeom->GetTextolitBoxSize(0)/2, | |
141 | fGeom->GetSecondUpperPlateThickness()/2, | |
142 | fGeom->GetTextolitBoxSize(2)/2 ) ; | |
143 | ||
144 | // Air Filled Box | |
145 | ||
146 | new TBRIK( "AirFilledBox", "PHOS air filled box", "void", fGeom->GetAirFilledBoxSize(0)/2, | |
147 | fGeom->GetAirFilledBoxSize(1)/2, | |
148 | fGeom->GetAirFilledBoxSize(2)/2 ); | |
149 | ||
150 | // Crystals Box | |
151 | ||
152 | Float_t xtlX = fGeom->GetCrystalSize(0) ; | |
153 | Float_t xtlY = fGeom->GetCrystalSize(1) ; | |
154 | Float_t xtlZ = fGeom->GetCrystalSize(2) ; | |
155 | ||
156 | Float_t xl = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; | |
157 | Float_t yl = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 | |
158 | + fGeom->GetModuleBoxThickness() / 2.0 ; | |
159 | Float_t zl = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; | |
160 | ||
161 | new TBRIK( "CrystalsBox", "PHOS crystals box", "void", xl, yl, zl ) ; | |
162 | ||
163 | // position PHOS into ALICE | |
164 | ||
165 | Float_t r = fGeom->GetIPtoOuterCoverDistance() + fGeom->GetOuterBoxSize(1) / 2.0 ; | |
166 | Int_t number = 988 ; | |
167 | Float_t pphi = TMath::ATan( fGeom->GetOuterBoxSize(0) / ( 2.0 * fGeom->GetIPtoOuterCoverDistance() ) ) ; | |
168 | pphi *= kRADDEG ; | |
169 | TNode * top = gAlice->GetGeometry()->GetNode("alice") ; | |
170 | ||
171 | char * nodename = new char[20] ; | |
172 | char * rotname = new char[20] ; | |
173 | ||
174 | for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { | |
175 | Float_t angle = pphi * 2 * ( i - fGeom->GetNModules() / 2.0 - 0.5 ) ; | |
176 | sprintf(rotname, "%s%d", "rot", number++) ; | |
177 | new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0); | |
178 | top->cd(); | |
179 | sprintf(nodename,"%s%d", "Module", i) ; | |
180 | Float_t x = r * TMath::Sin( angle / kRADDEG ) ; | |
181 | Float_t y = -r * TMath::Cos( angle / kRADDEG ) ; | |
182 | TNode * outerboxnode = new TNode(nodename, nodename, "OuterBox", x, y, 0, rotname ) ; | |
183 | outerboxnode->SetLineColor(kColorPHOS) ; | |
184 | fNodes->Add(outerboxnode) ; | |
185 | outerboxnode->cd() ; | |
186 | // now inside the outer box the textolit box | |
187 | y = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ; | |
188 | sprintf(nodename,"%s%d", "TexBox", i) ; | |
189 | TNode * textolitboxnode = new TNode(nodename, nodename, "TextolitBox", 0, y, 0) ; | |
190 | textolitboxnode->SetLineColor(kColorPHOS) ; | |
191 | fNodes->Add(textolitboxnode) ; | |
192 | // upper foam plate inside outre box | |
193 | outerboxnode->cd() ; | |
194 | sprintf(nodename, "%s%d", "UFPlate", i) ; | |
195 | y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ; | |
196 | TNode * upperfoamplatenode = new TNode(nodename, nodename, "UpperFoamPlate", 0, y, 0) ; | |
197 | upperfoamplatenode->SetLineColor(kColorPHOS) ; | |
198 | fNodes->Add(upperfoamplatenode) ; | |
199 | // air filled box inside textolit box (not drawn) | |
200 | textolitboxnode->cd(); | |
201 | y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ; | |
202 | sprintf(nodename, "%s%d", "AFBox", i) ; | |
203 | TNode * airfilledboxnode = new TNode(nodename, nodename, "AirFilledBox", 0, y, 0) ; | |
204 | fNodes->Add(airfilledboxnode) ; | |
205 | // crystals box inside air filled box | |
206 | airfilledboxnode->cd() ; | |
207 | y = fGeom->GetAirFilledBoxSize(1) / 2.0 - yl | |
208 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() | |
209 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ; | |
210 | sprintf(nodename, "%s%d", "XTBox", i) ; | |
211 | TNode * crystalsboxnode = new TNode(nodename, nodename, "CrystalsBox", 0, y, 0) ; | |
212 | crystalsboxnode->SetLineColor(kColorXTAL) ; | |
213 | fNodes->Add(crystalsboxnode) ; | |
214 | } | |
215 | ||
216 | delete[] rotname ; | |
217 | delete[] nodename ; | |
218 | } | |
219 | ||
220 | //____________________________________________________________________________ | |
221 | void AliPHOSv0:: BuildGeometryforPPSD(void) | |
222 | { | |
223 | // Build the PHOS-PPSD geometry for the ROOT display | |
224 | //BEGIN_HTML | |
225 | /* | |
226 | <H2> | |
227 | PPSD displayed by root | |
228 | </H2> | |
229 | <UL> | |
230 | <LI> Zoom on PPSD: Front View | |
231 | <P> | |
232 | <CENTER> | |
233 | <IMG Align=BOTTOM ALT="PPSD Front View" SRC="../images/AliPHOSv0PPSDFrontView.gif"> | |
234 | </CENTER></P></LI> | |
235 | <LI> Zoom on PPSD: Perspective View | |
236 | <P> | |
237 | <CENTER> | |
238 | <IMG Align=BOTTOM ALT="PPSD Prespective View" SRC="../images/AliPHOSv0PPSDPerspectiveView.gif"> | |
239 | </CENTER></P></LI> | |
240 | </UL> | |
241 | */ | |
242 | //END_HTML | |
243 | Double_t const kRADDEG = 180.0 / kPI ; | |
244 | ||
245 | const Int_t kColorPHOS = kRed ; | |
246 | const Int_t kColorPPSD = kGreen ; | |
247 | const Int_t kColorGas = kBlue ; | |
248 | const Int_t kColorAir = kYellow ; | |
249 | ||
250 | // Box for a full PHOS module | |
251 | ||
252 | new TBRIK( "PPSDBox", "PPSD box", "void", fGeom->GetCPVBoxSize(0)/2, | |
253 | fGeom->GetCPVBoxSize(1)/2, | |
254 | fGeom->GetCPVBoxSize(2)/2 ); | |
255 | ||
256 | // Box containing one micromegas module | |
257 | ||
258 | new TBRIK( "PPSDModule", "PPSD module", "void", fGeom->GetPPSDModuleSize(0)/2, | |
259 | fGeom->GetPPSDModuleSize(1)/2, | |
260 | fGeom->GetPPSDModuleSize(2)/2 ); | |
261 | // top lid | |
262 | ||
263 | new TBRIK ( "TopLid", "Micromegas top lid", "void", fGeom->GetPPSDModuleSize(0)/2, | |
264 | fGeom->GetLidThickness()/2, | |
265 | fGeom->GetPPSDModuleSize(2)/2 ) ; | |
266 | // composite panel (top and bottom) | |
267 | ||
268 | new TBRIK ( "TopPanel", "Composite top panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
269 | fGeom->GetCompositeThickness()/2, | |
270 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
271 | ||
272 | new TBRIK ( "BottomPanel", "Composite bottom panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
273 | fGeom->GetCompositeThickness()/2, | |
274 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
275 | // gas gap (conversion and avalanche) | |
276 | ||
277 | new TBRIK ( "GasGap", "gas gap", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
278 | ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() )/2, | |
279 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
280 | ||
281 | // anode and cathode | |
282 | ||
283 | new TBRIK ( "Anode", "Anode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
284 | fGeom->GetAnodeThickness()/2, | |
285 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
286 | ||
287 | new TBRIK ( "Cathode", "Cathode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
288 | fGeom->GetCathodeThickness()/2, | |
289 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
290 | // PC | |
291 | ||
292 | new TBRIK ( "PCBoard", "Printed Circuit", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
293 | fGeom->GetPCThickness()/2, | |
294 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
295 | // Gap between Lead and top micromegas | |
296 | ||
297 | new TBRIK ( "LeadToM", "Air Gap top", "void", fGeom->GetCPVBoxSize(0)/2, | |
298 | fGeom->GetMicro1ToLeadGap()/2, | |
299 | fGeom->GetCPVBoxSize(2)/2 ) ; | |
300 | ||
301 | // Gap between Lead and bottom micromegas | |
302 | ||
303 | new TBRIK ( "MToLead", "Air Gap bottom", "void", fGeom->GetCPVBoxSize(0)/2, | |
304 | fGeom->GetLeadToMicro2Gap()/2, | |
305 | fGeom->GetCPVBoxSize(2)/2 ) ; | |
306 | // Lead converter | |
307 | ||
308 | new TBRIK ( "Lead", "Lead converter", "void", fGeom->GetCPVBoxSize(0)/2, | |
309 | fGeom->GetLeadConverterThickness()/2, | |
310 | fGeom->GetCPVBoxSize(2)/2 ) ; | |
311 | ||
312 | // position PPSD into ALICE | |
313 | ||
314 | char * nodename = new char[20] ; | |
315 | char * rotname = new char[20] ; | |
316 | ||
317 | Float_t r = fGeom->GetIPtoTopLidDistance() + fGeom->GetCPVBoxSize(1) / 2.0 ; | |
318 | Int_t number = 988 ; | |
319 | TNode * top = gAlice->GetGeometry()->GetNode("alice") ; | |
320 | ||
321 | Int_t firstModule = 0 ; | |
322 | if (strcmp(fGeom->GetName(),"GPS2") == 0) | |
323 | firstModule = 1; | |
324 | else if (strcmp(fGeom->GetName(),"MIXT") == 0) | |
325 | firstModule = fGeom->GetNModules() - fGeom->GetNPPSDModules() + 1; | |
326 | ||
327 | for( Int_t i = firstModule; i <= fGeom->GetNModules(); i++ ) { // the number of PHOS modules | |
328 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
329 | sprintf(rotname, "%s%d", "rotg", number+i) ; | |
330 | new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0); | |
331 | top->cd(); | |
332 | sprintf(nodename, "%s%d", "Moduleg", i) ; | |
333 | Float_t x = r * TMath::Sin( angle / kRADDEG ) ; | |
334 | Float_t y = -r * TMath::Cos( angle / kRADDEG ) ; | |
335 | TNode * ppsdboxnode = new TNode(nodename , nodename ,"PPSDBox", x, y, 0, rotname ) ; | |
336 | ppsdboxnode->SetLineColor(kColorPPSD) ; | |
337 | fNodes->Add(ppsdboxnode) ; | |
338 | ppsdboxnode->cd() ; | |
339 | // inside the PPSD box: | |
340 | // 1. fNumberOfModulesPhi x fNumberOfModulesZ top micromegas | |
341 | x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ; | |
342 | { | |
343 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module | |
344 | Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ; | |
345 | TNode * micro1node ; | |
346 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module | |
347 | y = ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ; | |
348 | sprintf(nodename, "%s%d%d%d", "Mic1", i, iphi, iz) ; | |
349 | micro1node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ; | |
350 | micro1node->SetLineColor(kColorPPSD) ; | |
351 | fNodes->Add(micro1node) ; | |
352 | // inside top micromegas | |
353 | micro1node->cd() ; | |
354 | // a. top lid | |
355 | y = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ; | |
356 | sprintf(nodename, "%s%d%d%d", "Lid", i, iphi, iz) ; | |
357 | TNode * toplidnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ; | |
358 | toplidnode->SetLineColor(kColorPPSD) ; | |
359 | fNodes->Add(toplidnode) ; | |
360 | // b. composite panel | |
361 | y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
362 | sprintf(nodename, "%s%d%d%d", "CompU", i, iphi, iz) ; | |
363 | TNode * compupnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ; | |
364 | compupnode->SetLineColor(kColorPPSD) ; | |
365 | fNodes->Add(compupnode) ; | |
366 | // c. anode | |
367 | y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; | |
368 | sprintf(nodename, "%s%d%d%d", "Ano", i, iphi, iz) ; | |
369 | TNode * anodenode = new TNode(nodename, nodename, "Anode", 0, y, 0) ; | |
370 | anodenode->SetLineColor(kColorPHOS) ; | |
371 | fNodes->Add(anodenode) ; | |
372 | // d. gas | |
373 | y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; | |
374 | sprintf(nodename, "%s%d%d%d", "GGap", i, iphi, iz) ; | |
375 | TNode * ggapnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ; | |
376 | ggapnode->SetLineColor(kColorGas) ; | |
377 | fNodes->Add(ggapnode) ; | |
378 | // f. cathode | |
379 | y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; | |
380 | sprintf(nodename, "%s%d%d%d", "Cathode", i, iphi, iz) ; | |
381 | TNode * cathodenode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ; | |
382 | cathodenode->SetLineColor(kColorPHOS) ; | |
383 | fNodes->Add(cathodenode) ; | |
384 | // g. printed circuit | |
385 | y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; | |
386 | sprintf(nodename, "%s%d%d%d", "PC", i, iphi, iz) ; | |
387 | TNode * pcnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ; | |
388 | pcnode->SetLineColor(kColorPPSD) ; | |
389 | fNodes->Add(pcnode) ; | |
390 | // h. composite panel | |
391 | y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
392 | sprintf(nodename, "%s%d%d%d", "CompDown", i, iphi, iz) ; | |
393 | TNode * compdownnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ; | |
394 | compdownnode->SetLineColor(kColorPPSD) ; | |
395 | fNodes->Add(compdownnode) ; | |
396 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
397 | ppsdboxnode->cd() ; | |
398 | } // end of Z module loop | |
399 | x = x - fGeom->GetPPSDModuleSize(0) ; | |
400 | ppsdboxnode->cd() ; | |
401 | } // end of phi module loop | |
402 | } | |
403 | // 2. air gap | |
404 | ppsdboxnode->cd() ; | |
405 | y = ( fGeom->GetCPVBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ; | |
406 | sprintf(nodename, "%s%d", "GapUp", i) ; | |
407 | TNode * gapupnode = new TNode(nodename, nodename, "LeadToM", 0, y, 0) ; | |
408 | gapupnode->SetLineColor(kColorAir) ; | |
409 | fNodes->Add(gapupnode) ; | |
410 | // 3. lead converter | |
411 | y = y - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ; | |
412 | sprintf(nodename, "%s%d", "LeadC", i) ; | |
413 | TNode * leadcnode = new TNode(nodename, nodename, "Lead", 0, y, 0) ; | |
414 | leadcnode->SetLineColor(kColorPPSD) ; | |
415 | fNodes->Add(leadcnode) ; | |
416 | // 4. air gap | |
417 | y = y - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ; | |
418 | sprintf(nodename, "%s%d", "GapDown", i) ; | |
419 | TNode * gapdownnode = new TNode(nodename, nodename, "MToLead", 0, y, 0) ; | |
420 | gapdownnode->SetLineColor(kColorAir) ; | |
421 | fNodes->Add(gapdownnode) ; | |
422 | // 5. fNumberOfModulesPhi x fNumberOfModulesZ bottom micromegas | |
423 | x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. - fGeom->GetPhiDisplacement() ; | |
424 | { | |
425 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { | |
426 | Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. - fGeom->GetZDisplacement() ;; | |
427 | TNode * micro2node ; | |
428 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { | |
429 | y = - ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ; | |
430 | sprintf(nodename, "%s%d%d%d", "Mic2", i, iphi, iz) ; | |
431 | micro2node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ; | |
432 | micro2node->SetLineColor(kColorPPSD) ; | |
433 | fNodes->Add(micro2node) ; | |
434 | // inside bottom micromegas | |
435 | micro2node->cd() ; | |
436 | // a. top lid | |
437 | y = ( fGeom->GetMicromegas2Thickness() - fGeom->GetLidThickness() ) / 2. ; | |
438 | sprintf(nodename, "%s%d%d%d", "Lidb", i, iphi, iz) ; | |
439 | TNode * toplidbnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ; | |
440 | toplidbnode->SetLineColor(kColorPPSD) ; | |
441 | fNodes->Add(toplidbnode) ; | |
442 | // b. composite panel | |
443 | y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
444 | sprintf(nodename, "%s%d%d%d", "CompUb", i, iphi, iz) ; | |
445 | TNode * compupbnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ; | |
446 | compupbnode->SetLineColor(kColorPPSD) ; | |
447 | fNodes->Add(compupbnode) ; | |
448 | // c. anode | |
449 | y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; | |
450 | sprintf(nodename, "%s%d%d%d", "Anob", i, iphi, iz) ; | |
451 | TNode * anodebnode = new TNode(nodename, nodename, "Anode", 0, y, 0) ; | |
452 | anodebnode->SetLineColor(kColorPPSD) ; | |
453 | fNodes->Add(anodebnode) ; | |
454 | // d. conversion gas | |
455 | y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; | |
456 | sprintf(nodename, "%s%d%d%d", "GGapb", i, iphi, iz) ; | |
457 | TNode * ggapbnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ; | |
458 | ggapbnode->SetLineColor(kColorGas) ; | |
459 | fNodes->Add(ggapbnode) ; | |
460 | // f. cathode | |
461 | y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; | |
462 | sprintf(nodename, "%s%d%d%d", "Cathodeb", i, iphi, iz) ; | |
463 | TNode * cathodebnode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ; | |
464 | cathodebnode->SetLineColor(kColorPPSD) ; | |
465 | fNodes->Add(cathodebnode) ; | |
466 | // g. printed circuit | |
467 | y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; | |
468 | sprintf(nodename, "%s%d%d%d", "PCb", i, iphi, iz) ; | |
469 | TNode * pcbnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ; | |
470 | pcbnode->SetLineColor(kColorPPSD) ; | |
471 | fNodes->Add(pcbnode) ; | |
472 | // h. composite pane | |
473 | y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
474 | sprintf(nodename, "%s%d%d%d", "CompDownb", i, iphi, iz) ; | |
475 | TNode * compdownbnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ; | |
476 | compdownbnode->SetLineColor(kColorPPSD) ; | |
477 | fNodes->Add(compdownbnode) ; | |
478 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
479 | ppsdboxnode->cd() ; | |
480 | } // end of Z module loop | |
481 | x = x - fGeom->GetPPSDModuleSize(0) ; | |
482 | ppsdboxnode->cd() ; | |
483 | } // end of phi module loop | |
484 | } | |
485 | } // PHOS modules | |
486 | ||
487 | delete[] rotname ; | |
488 | delete[] nodename ; | |
489 | ||
490 | } | |
491 | ||
492 | //____________________________________________________________________________ | |
493 | void AliPHOSv0:: BuildGeometryforCPV(void) | |
494 | { | |
495 | // Build the PHOS-CPV geometry for the ROOT display | |
496 | // Author: Yuri Kharlov 11 September 2000 | |
497 | // | |
498 | //BEGIN_HTML | |
499 | /* | |
500 | <H2> | |
501 | CPV displayed by root | |
502 | </H2> | |
503 | <table width=700> | |
504 | ||
505 | <tr> | |
506 | <td>CPV perspective view</td> | |
507 | <td>CPV front view </td> | |
508 | </tr> | |
509 | ||
510 | <tr> | |
511 | <td> <img height=300 width=290 src="../images/CPVRootPersp.gif"> </td> | |
512 | <td> <img height=300 width=290 src="../images/CPVRootFront.gif"> </td> | |
513 | </tr> | |
514 | ||
515 | </table> | |
516 | ||
517 | */ | |
518 | //END_HTML | |
519 | ||
520 | const Double_t kRADDEG = 180.0 / kPI ; | |
521 | const Int_t kColorCPV = kGreen ; | |
522 | const Int_t kColorFrame = kYellow ; | |
523 | const Int_t kColorGassiplex = kRed; | |
524 | const Int_t kColorPCB = kCyan; | |
525 | ||
526 | // Box for a full PHOS module | |
527 | ||
528 | new TBRIK ("CPVBox", "CPV box", "void", fGeom->GetCPVBoxSize(0)/2, | |
529 | fGeom->GetCPVBoxSize(1)/2, | |
530 | fGeom->GetCPVBoxSize(2)/2 ); | |
531 | new TBRIK ("CPVFrameLR", "CPV frame Left-Right", "void", fGeom->GetCPVFrameSize(0)/2, | |
532 | fGeom->GetCPVFrameSize(1)/2, | |
533 | fGeom->GetCPVBoxSize(2)/2 ); | |
534 | new TBRIK ("CPVFrameUD", "CPV frame Up-Down", "void", fGeom->GetCPVBoxSize(0)/2 - fGeom->GetCPVFrameSize(0), | |
535 | fGeom->GetCPVFrameSize(1)/2, | |
536 | fGeom->GetCPVFrameSize(2)/2); | |
537 | new TBRIK ("CPVPCB", "CPV PCB", "void", fGeom->GetCPVActiveSize(0)/2, | |
538 | fGeom->GetCPVTextoliteThickness()/2, | |
539 | fGeom->GetCPVActiveSize(1)/2); | |
540 | new TBRIK ("CPVGassiplex", "CPV Gassiplex PCB", "void", fGeom->GetGassiplexChipSize(0)/2, | |
541 | fGeom->GetGassiplexChipSize(1)/2, | |
542 | fGeom->GetGassiplexChipSize(2)/2); | |
543 | ||
544 | // position CPV into ALICE | |
545 | ||
546 | char * nodename = new char[25] ; | |
547 | char * rotname = new char[25] ; | |
548 | ||
549 | Float_t r = fGeom->GetIPtoCPVDistance() + fGeom->GetCPVBoxSize(1) / 2.0 ; | |
550 | Int_t number = 988 ; | |
551 | TNode * top = gAlice->GetGeometry()->GetNode("alice") ; | |
552 | ||
553 | Int_t lastModule = 0 ; | |
554 | if (strcmp(fGeom->GetName(),"IHEP") == 0) | |
555 | lastModule = fGeom->GetNModules(); | |
556 | else if (strcmp(fGeom->GetName(),"MIXT") == 0) | |
557 | lastModule = fGeom->GetNModules() - fGeom->GetNPPSDModules(); | |
558 | ||
559 | for( Int_t i = 1; i <= lastModule; i++ ) { // the number of PHOS modules | |
560 | ||
561 | // One CPV module | |
562 | ||
563 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
564 | sprintf(rotname, "%s%d", "rotg", number+i) ; | |
565 | new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0); | |
566 | top->cd(); | |
567 | sprintf(nodename, "%s%d", "CPVModule", i) ; | |
568 | Float_t x = r * TMath::Sin( angle / kRADDEG ) ; | |
569 | Float_t y = -r * TMath::Cos( angle / kRADDEG ) ; | |
570 | Float_t z; | |
571 | TNode * cpvBoxNode = new TNode(nodename , nodename ,"CPVBox", x, y, 0, rotname ) ; | |
572 | cpvBoxNode->SetLineColor(kColorCPV) ; | |
573 | fNodes->Add(cpvBoxNode) ; | |
574 | cpvBoxNode->cd() ; | |
575 | ||
576 | // inside each CPV box: | |
577 | ||
578 | // Frame around CPV | |
579 | Int_t j; | |
580 | for (j=0; j<=1; j++) { | |
581 | sprintf(nodename, "CPVModule%d Frame%d", i, j+1) ; | |
582 | x = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(0) - fGeom->GetCPVFrameSize(0)) / 2; | |
583 | TNode * cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameLR", x, 0, 0) ; | |
584 | cpvFrameNode->SetLineColor(kColorFrame) ; | |
585 | fNodes->Add(cpvFrameNode) ; | |
586 | ||
587 | sprintf(nodename, "CPVModule%d Frame%d", i, j+3) ; | |
588 | z = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(2) - fGeom->GetCPVFrameSize(2)) / 2; | |
589 | cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameUD", 0, 0, z) ; | |
590 | cpvFrameNode->SetLineColor(kColorFrame) ; | |
591 | fNodes->Add(cpvFrameNode) ; | |
592 | } | |
593 | ||
594 | // 4 printed circuit boards | |
595 | for (j=0; j<4; j++) { | |
596 | sprintf(nodename, "CPVModule%d PCB%d", i, j+1) ; | |
597 | y = fGeom->GetCPVFrameSize(1) / 2 - fGeom->GetFTPosition(j) + fGeom->GetCPVTextoliteThickness()/2; | |
598 | TNode * cpvPCBNode = new TNode(nodename , nodename ,"CPVPCB", 0, y, 0) ; | |
599 | cpvPCBNode->SetLineColor(kColorPCB) ; | |
600 | fNodes->Add(cpvPCBNode) ; | |
601 | } | |
602 | ||
603 | // Gassiplex chips | |
604 | Float_t xStep = fGeom->GetCPVActiveSize(0) / (fGeom->GetNumberOfCPVChipsPhi() + 1); | |
605 | Float_t zStep = fGeom->GetCPVActiveSize(1) / (fGeom->GetNumberOfCPVChipsZ() + 1); | |
606 | y = fGeom->GetCPVFrameSize(1)/2 - fGeom->GetFTPosition(0) + | |
607 | fGeom->GetCPVTextoliteThickness() / 2 + fGeom->GetGassiplexChipSize(1) / 2 + 0.1; | |
608 | for (Int_t ix=0; ix<fGeom->GetNumberOfCPVChipsPhi(); ix++) { | |
609 | x = xStep * (ix+1) - fGeom->GetCPVActiveSize(0)/2; | |
610 | for (Int_t iz=0; iz<fGeom->GetNumberOfCPVChipsZ(); iz++) { | |
611 | z = zStep * (iz+1) - fGeom->GetCPVActiveSize(1)/2; | |
612 | sprintf(nodename, "CPVModule%d Chip(%dx%d)", i, ix+1,iz+1) ; | |
613 | TNode * cpvGassiplexNode = new TNode(nodename , nodename ,"CPVGassiplex", x, y, z) ; | |
614 | cpvGassiplexNode->SetLineColor(kColorGassiplex) ; | |
615 | fNodes->Add(cpvGassiplexNode) ; | |
616 | } | |
617 | } | |
618 | ||
619 | } // PHOS modules | |
620 | ||
621 | delete[] rotname ; | |
622 | delete[] nodename ; | |
623 | } | |
624 | ||
625 | //____________________________________________________________________________ | |
626 | void AliPHOSv0::CreateGeometry() | |
627 | { | |
628 | // Create the PHOS geometry for Geant | |
629 | ||
630 | AliPHOSv0 *phostmp = (AliPHOSv0*)gAlice->GetModule("PHOS") ; | |
631 | ||
632 | if ( phostmp == NULL ) { | |
633 | ||
634 | fprintf(stderr, "PHOS detector not found!\n") ; | |
635 | return; | |
636 | ||
637 | } | |
638 | // Get pointer to the array containing media indeces | |
639 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; | |
640 | ||
641 | // Create a box a PHOS module. | |
642 | // In case of MIXT geometry 2 different boxes are needed | |
643 | ||
644 | Float_t bigbox[3] ; | |
645 | bigbox[0] = fGeom->GetOuterBoxSize(0) / 2.0 ; | |
646 | bigbox[1] = ( fGeom->GetOuterBoxSize(1) + fGeom->GetCPVBoxSize(1) ) / 2.0 ; | |
647 | bigbox[2] = fGeom->GetOuterBoxSize(2) / 2.0 ; | |
648 | ||
649 | gMC->Gsvolu("PHOS", "BOX ", idtmed[798], bigbox, 3) ; | |
650 | ||
651 | if ( strcmp( fGeom->GetName(),"MIXT") == 0 && fGeom->GetNPPSDModules() > 0) | |
652 | gMC->Gsvolu("PHO1", "BOX ", idtmed[798], bigbox, 3) ; | |
653 | ||
654 | this->CreateGeometryforPHOS() ; | |
655 | if ( strcmp( fGeom->GetName(), "GPS2") == 0 ) | |
656 | this->CreateGeometryforPPSD() ; | |
657 | else if ( strcmp( fGeom->GetName(), "IHEP") == 0 ) | |
658 | this->CreateGeometryforCPV() ; | |
659 | else if ( strcmp( fGeom->GetName(), "MIXT") == 0 ) { | |
660 | this->CreateGeometryforPPSD() ; | |
661 | this->CreateGeometryforCPV() ; | |
662 | } | |
663 | else | |
664 | cout << "AliPHOSv0::CreateGeometry : no charged particle identification system installed" << endl; | |
665 | ||
666 | this->CreateGeometryforSupport() ; | |
667 | ||
668 | // --- Position PHOS mdules in ALICE setup --- | |
669 | ||
670 | Int_t idrotm[99] ; | |
671 | Double_t const kRADDEG = 180.0 / kPI ; | |
672 | ||
673 | Int_t lastModule; | |
674 | if (strcmp(fGeom->GetName(),"MIXT") == 0) | |
675 | lastModule = fGeom->GetNModules() - fGeom->GetNPPSDModules(); | |
676 | else | |
677 | lastModule = fGeom->GetNModules(); | |
678 | ||
679 | Int_t i; | |
680 | for( i = 1; i <= lastModule ; i++ ) { | |
681 | ||
682 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
683 | AliMatrix(idrotm[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0) ; | |
684 | ||
685 | Float_t r = fGeom->GetIPtoOuterCoverDistance() + ( fGeom->GetOuterBoxSize(1) + fGeom->GetCPVBoxSize(1) ) / 2.0 ; | |
686 | ||
687 | Float_t xP1 = r * TMath::Sin( angle / kRADDEG ) ; | |
688 | Float_t yP1 = -r * TMath::Cos( angle / kRADDEG ) ; | |
689 | ||
690 | gMC->Gspos("PHOS", i, "ALIC", xP1, yP1, 0.0, idrotm[i-1], "ONLY") ; | |
691 | ||
692 | } // for GetNModules | |
693 | ||
694 | for( i = lastModule+1; i <= fGeom->GetNModules(); i++ ) { | |
695 | ||
696 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
697 | AliMatrix(idrotm[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0) ; | |
698 | ||
699 | Float_t r = fGeom->GetIPtoOuterCoverDistance() + ( fGeom->GetOuterBoxSize(1) + fGeom->GetCPVBoxSize(1) ) / 2.0 ; | |
700 | ||
701 | Float_t xP1 = r * TMath::Sin( angle / kRADDEG ) ; | |
702 | Float_t yP1 = -r * TMath::Cos( angle / kRADDEG ) ; | |
703 | ||
704 | gMC->Gspos("PHO1", i-lastModule, "ALIC", xP1, yP1, 0.0, idrotm[i-1], "ONLY") ; | |
705 | ||
706 | } // for GetNModules | |
707 | ||
708 | } | |
709 | ||
710 | //____________________________________________________________________________ | |
711 | void AliPHOSv0::CreateGeometryforPHOS() | |
712 | { | |
713 | // Create the PHOS-EMC geometry for GEANT | |
714 | //BEGIN_HTML | |
715 | /* | |
716 | <H2> | |
717 | Geant3 geometry tree of PHOS-EMC in ALICE | |
718 | </H2> | |
719 | <P><CENTER> | |
720 | <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/EMCinAlice.gif"> | |
721 | </CENTER><P> | |
722 | */ | |
723 | //END_HTML | |
724 | ||
725 | // Get pointer to the array containing media indexes | |
726 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; | |
727 | ||
728 | // --- | |
729 | // --- Define PHOS box volume, fPUFPill with thermo insulating foam --- | |
730 | // --- Foam Thermo Insulating outer cover dimensions --- | |
731 | // --- Put it in bigbox = PHOS | |
732 | ||
733 | Float_t dphos[3] ; | |
734 | dphos[0] = fGeom->GetOuterBoxSize(0) / 2.0 ; | |
735 | dphos[1] = fGeom->GetOuterBoxSize(1) / 2.0 ; | |
736 | dphos[2] = fGeom->GetOuterBoxSize(2) / 2.0 ; | |
737 | ||
738 | gMC->Gsvolu("PEMC", "BOX ", idtmed[706], dphos, 3) ; | |
739 | ||
740 | Float_t yO = - fGeom->GetCPVBoxSize(1) / 2.0 ; | |
741 | ||
742 | gMC->Gspos("PEMC", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ; | |
743 | if ( strcmp( fGeom->GetName(),"MIXT") == 0 && fGeom->GetNPPSDModules() > 0) | |
744 | gMC->Gspos("PEMC", 1, "PHO1", 0.0, yO, 0.0, 0, "ONLY") ; | |
745 | ||
746 | // --- | |
747 | // --- Define Textolit Wall box, position inside PEMC --- | |
748 | // --- Textolit Wall box dimentions --- | |
749 | ||
750 | ||
751 | Float_t dptxw[3]; | |
752 | dptxw[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ; | |
753 | dptxw[1] = fGeom->GetTextolitBoxSize(1) / 2.0 ; | |
754 | dptxw[2] = fGeom->GetTextolitBoxSize(2) / 2.0 ; | |
755 | ||
756 | gMC->Gsvolu("PTXW", "BOX ", idtmed[707], dptxw, 3); | |
757 | ||
758 | yO = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ; | |
759 | ||
760 | gMC->Gspos("PTXW", 1, "PEMC", 0.0, yO, 0.0, 0, "ONLY") ; | |
761 | ||
762 | // --- | |
763 | // --- Define Upper Polystyrene Foam Plate, place inside PTXW --- | |
764 | // --- immediately below Foam Thermo Insulation Upper plate --- | |
765 | ||
766 | // --- Upper Polystyrene Foam plate thickness --- | |
767 | ||
768 | Float_t dpufp[3] ; | |
769 | dpufp[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ; | |
770 | dpufp[1] = fGeom->GetSecondUpperPlateThickness() / 2. ; | |
771 | dpufp[2] = fGeom->GetTextolitBoxSize(2) /2.0 ; | |
772 | ||
773 | gMC->Gsvolu("PUFP", "BOX ", idtmed[703], dpufp, 3) ; | |
774 | ||
775 | yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ; | |
776 | ||
777 | gMC->Gspos("PUFP", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ; | |
778 | ||
779 | // --- | |
780 | // --- Define air-filled box, place inside PTXW --- | |
781 | // --- Inner AIR volume dimensions --- | |
782 | ||
783 | ||
784 | Float_t dpair[3] ; | |
785 | dpair[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
786 | dpair[1] = fGeom->GetAirFilledBoxSize(1) / 2.0 ; | |
787 | dpair[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
788 | ||
789 | gMC->Gsvolu("PAIR", "BOX ", idtmed[798], dpair, 3) ; | |
790 | ||
791 | yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ; | |
792 | ||
793 | gMC->Gspos("PAIR", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ; | |
794 | ||
795 | // --- Dimensions of PbWO4 crystal --- | |
796 | ||
797 | Float_t xtlX = fGeom->GetCrystalSize(0) ; | |
798 | Float_t xtlY = fGeom->GetCrystalSize(1) ; | |
799 | Float_t xtlZ = fGeom->GetCrystalSize(2) ; | |
800 | ||
801 | Float_t dptcb[3] ; | |
802 | dptcb[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; | |
803 | dptcb[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 | |
804 | + fGeom->GetModuleBoxThickness() / 2.0 ; | |
805 | dptcb[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; | |
806 | ||
807 | gMC->Gsvolu("PTCB", "BOX ", idtmed[706], dptcb, 3) ; | |
808 | ||
809 | yO = fGeom->GetAirFilledBoxSize(1) / 2.0 - dptcb[1] | |
810 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() | |
811 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ; | |
812 | ||
813 | gMC->Gspos("PTCB", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; | |
814 | ||
815 | // --- | |
816 | // --- Define Crystal BLock filled with air, position it inside PTCB --- | |
817 | Float_t dpcbl[3] ; | |
818 | ||
819 | dpcbl[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ; | |
820 | dpcbl[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
821 | dpcbl[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ; | |
822 | ||
823 | gMC->Gsvolu("PCBL", "BOX ", idtmed[798], dpcbl, 3) ; | |
824 | ||
825 | // --- Divide PCBL in X (phi) and Z directions -- | |
826 | gMC->Gsdvn("PROW", "PCBL", Int_t (fGeom->GetNPhi()), 1) ; | |
827 | gMC->Gsdvn("PCEL", "PROW", Int_t (fGeom->GetNZ()), 3) ; | |
828 | ||
829 | yO = -fGeom->GetModuleBoxThickness() / 2.0 ; | |
830 | ||
831 | gMC->Gspos("PCBL", 1, "PTCB", 0.0, yO, 0.0, 0, "ONLY") ; | |
832 | ||
833 | // --- | |
834 | // --- Define STeel (actually, it's titanium) Cover volume, place inside PCEL | |
835 | Float_t dpstc[3] ; | |
836 | ||
837 | dpstc[0] = ( xtlX + 2 * fGeom->GetCrystalWrapThickness() ) / 2.0 ; | |
838 | dpstc[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
839 | dpstc[2] = ( xtlZ + 2 * fGeom->GetCrystalWrapThickness() + 2 * fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
840 | ||
841 | gMC->Gsvolu("PSTC", "BOX ", idtmed[704], dpstc, 3) ; | |
842 | ||
843 | gMC->Gspos("PSTC", 1, "PCEL", 0.0, 0.0, 0.0, 0, "ONLY") ; | |
844 | ||
845 | // --- | |
846 | // --- Define Tyvek volume, place inside PSTC --- | |
847 | Float_t dppap[3] ; | |
848 | ||
849 | dppap[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
850 | dppap[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ; | |
851 | dppap[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
852 | ||
853 | gMC->Gsvolu("PPAP", "BOX ", idtmed[702], dppap, 3) ; | |
854 | ||
855 | yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 | |
856 | - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
857 | ||
858 | gMC->Gspos("PPAP", 1, "PSTC", 0.0, yO, 0.0, 0, "ONLY") ; | |
859 | ||
860 | // --- | |
861 | // --- Define PbWO4 crystal volume, place inside PPAP --- | |
862 | Float_t dpxtl[3] ; | |
863 | ||
864 | dpxtl[0] = xtlX / 2.0 ; | |
865 | dpxtl[1] = xtlY / 2.0 ; | |
866 | dpxtl[2] = xtlZ / 2.0 ; | |
867 | ||
868 | gMC->Gsvolu("PXTL", "BOX ", idtmed[699], dpxtl, 3) ; | |
869 | ||
870 | yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 - xtlY / 2.0 - fGeom->GetCrystalWrapThickness() ; | |
871 | ||
872 | gMC->Gspos("PXTL", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ; | |
873 | ||
874 | // --- | |
875 | // --- Define crystal support volume, place inside PPAP --- | |
876 | Float_t dpsup[3] ; | |
877 | ||
878 | dpsup[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
879 | dpsup[1] = fGeom->GetCrystalSupportHeight() / 2.0 ; | |
880 | dpsup[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
881 | ||
882 | gMC->Gsvolu("PSUP", "BOX ", idtmed[798], dpsup, 3) ; | |
883 | ||
884 | yO = fGeom->GetCrystalSupportHeight() / 2.0 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ; | |
885 | ||
886 | gMC->Gspos("PSUP", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ; | |
887 | ||
888 | // --- | |
889 | // --- Define PIN-diode volume and position it inside crystal support --- | |
890 | // --- right behind PbWO4 crystal | |
891 | ||
892 | // --- PIN-diode dimensions --- | |
893 | ||
894 | ||
895 | Float_t dppin[3] ; | |
896 | dppin[0] = fGeom->GetPinDiodeSize(0) / 2.0 ; | |
897 | dppin[1] = fGeom->GetPinDiodeSize(1) / 2.0 ; | |
898 | dppin[2] = fGeom->GetPinDiodeSize(2) / 2.0 ; | |
899 | ||
900 | gMC->Gsvolu("PPIN", "BOX ", idtmed[705], dppin, 3) ; | |
901 | ||
902 | yO = fGeom->GetCrystalSupportHeight() / 2.0 - fGeom->GetPinDiodeSize(1) / 2.0 ; | |
903 | ||
904 | gMC->Gspos("PPIN", 1, "PSUP", 0.0, yO, 0.0, 0, "ONLY") ; | |
905 | ||
906 | // --- | |
907 | // --- Define Upper Cooling Panel, place it on top of PTCB --- | |
908 | Float_t dpucp[3] ; | |
909 | // --- Upper Cooling Plate thickness --- | |
910 | ||
911 | dpucp[0] = dptcb[0] ; | |
912 | dpucp[1] = fGeom->GetUpperCoolingPlateThickness() ; | |
913 | dpucp[2] = dptcb[2] ; | |
914 | ||
915 | gMC->Gsvolu("PUCP", "BOX ", idtmed[701], dpucp,3) ; | |
916 | ||
917 | yO = fGeom->GetAirFilledBoxSize(1) / 2. | |
918 | -( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() | |
919 | -fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() - fGeom->GetUpperCoolingPlateThickness() ) ; | |
920 | ||
921 | gMC->Gspos("PUCP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; | |
922 | ||
923 | // --- | |
924 | // --- Define Al Support Plate, position it inside PAIR --- | |
925 | // --- right beneath PTCB --- | |
926 | // --- Al Support Plate thickness --- | |
927 | ||
928 | Float_t dpasp[3] ; | |
929 | dpasp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
930 | dpasp[1] = fGeom->GetSupportPlateThickness() / 2.0 ; | |
931 | dpasp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
932 | ||
933 | gMC->Gsvolu("PASP", "BOX ", idtmed[701], dpasp, 3) ; | |
934 | ||
935 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetSupportPlateThickness() ) / 2. | |
936 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() | |
937 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 ) ; | |
938 | ||
939 | gMC->Gspos("PASP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; | |
940 | ||
941 | // --- | |
942 | // --- Define Thermo Insulating Plate, position it inside PAIR --- | |
943 | // --- right beneath PASP --- | |
944 | // --- Lower Thermo Insulating Plate thickness --- | |
945 | ||
946 | Float_t dptip[3] ; | |
947 | dptip[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
948 | dptip[1] = fGeom->GetLowerThermoPlateThickness() / 2.0 ; | |
949 | dptip[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
950 | ||
951 | gMC->Gsvolu("PTIP", "BOX ", idtmed[706], dptip, 3) ; | |
952 | ||
953 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerThermoPlateThickness() ) / 2. | |
954 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness() | |
955 | - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() ) ; | |
956 | ||
957 | gMC->Gspos("PTIP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; | |
958 | ||
959 | // --- | |
960 | // --- Define Textolit Plate, position it inside PAIR --- | |
961 | // --- right beneath PTIP --- | |
962 | // --- Lower Textolit Plate thickness --- | |
963 | ||
964 | Float_t dptxp[3] ; | |
965 | dptxp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
966 | dptxp[1] = fGeom->GetLowerTextolitPlateThickness() / 2.0 ; | |
967 | dptxp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
968 | ||
969 | gMC->Gsvolu("PTXP", "BOX ", idtmed[707], dptxp, 3) ; | |
970 | ||
971 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerTextolitPlateThickness() ) / 2. | |
972 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness() | |
973 | - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() | |
974 | + fGeom->GetLowerThermoPlateThickness() ) ; | |
975 | ||
976 | gMC->Gspos("PTXP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; | |
977 | ||
978 | } | |
979 | ||
980 | //____________________________________________________________________________ | |
981 | void AliPHOSv0::CreateGeometryforPPSD() | |
982 | { | |
983 | // Create the PHOS-PPSD geometry for GEANT | |
984 | //BEGIN_HTML | |
985 | /* | |
986 | <H2> | |
987 | Geant3 geometry tree of PHOS-PPSD in ALICE | |
988 | </H2> | |
989 | <P><CENTER> | |
990 | <IMG Align=BOTTOM ALT="PPSD geant tree" SRC="../images/PPSDinAlice.gif"> | |
991 | </CENTER><P> | |
992 | */ | |
993 | //END_HTML | |
994 | ||
995 | // Get pointer to the array containing media indexes | |
996 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; | |
997 | ||
998 | // The box containing all ppsd's for one PHOS module filled with air | |
999 | Float_t ppsd[3] ; | |
1000 | ppsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ; | |
1001 | ppsd[1] = fGeom->GetCPVBoxSize(1) / 2.0 ; | |
1002 | ppsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ; | |
1003 | ||
1004 | gMC->Gsvolu("PPSD", "BOX ", idtmed[798], ppsd, 3) ; | |
1005 | ||
1006 | Float_t yO = fGeom->GetOuterBoxSize(1) / 2.0 ; | |
1007 | ||
1008 | if ( strcmp( fGeom->GetName(),"MIXT") == 0 && fGeom->GetNPPSDModules() > 0) | |
1009 | gMC->Gspos("PPSD", 1, "PHO1", 0.0, yO, 0.0, 0, "ONLY") ; | |
1010 | else | |
1011 | gMC->Gspos("PPSD", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ; | |
1012 | ||
1013 | // Now we build a micromegas module | |
1014 | // The box containing the whole module filled with epoxy (FR4) | |
1015 | ||
1016 | Float_t mppsd[3] ; | |
1017 | mppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ; | |
1018 | mppsd[1] = fGeom->GetPPSDModuleSize(1) / 2.0 ; | |
1019 | mppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ; | |
1020 | ||
1021 | gMC->Gsvolu("PMPP", "BOX ", idtmed[708], mppsd, 3) ; | |
1022 | ||
1023 | // Inside mppsd : | |
1024 | // 1. The Top Lid made of epoxy (FR4) | |
1025 | ||
1026 | Float_t tlppsd[3] ; | |
1027 | tlppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ; | |
1028 | tlppsd[1] = fGeom->GetLidThickness() / 2.0 ; | |
1029 | tlppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ; | |
1030 | ||
1031 | gMC->Gsvolu("PTLP", "BOX ", idtmed[708], tlppsd, 3) ; | |
1032 | ||
1033 | Float_t y0 = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ; | |
1034 | ||
1035 | gMC->Gspos("PTLP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1036 | ||
1037 | // 2. the upper panel made of composite material | |
1038 | ||
1039 | Float_t upppsd[3] ; | |
1040 | upppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1041 | upppsd[1] = fGeom->GetCompositeThickness() / 2.0 ; | |
1042 | upppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1043 | ||
1044 | gMC->Gsvolu("PUPP", "BOX ", idtmed[709], upppsd, 3) ; | |
1045 | ||
1046 | y0 = y0 - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
1047 | ||
1048 | gMC->Gspos("PUPP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1049 | ||
1050 | // 3. the anode made of Copper | |
1051 | ||
1052 | Float_t anppsd[3] ; | |
1053 | anppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1054 | anppsd[1] = fGeom->GetAnodeThickness() / 2.0 ; | |
1055 | anppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1056 | ||
1057 | gMC->Gsvolu("PANP", "BOX ", idtmed[710], anppsd, 3) ; | |
1058 | ||
1059 | y0 = y0 - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; | |
1060 | ||
1061 | gMC->Gspos("PANP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1062 | ||
1063 | // 4. the conversion gap + avalanche gap filled with gas | |
1064 | ||
1065 | Float_t ggppsd[3] ; | |
1066 | ggppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1067 | ggppsd[1] = ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2.0 ; | |
1068 | ggppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1069 | ||
1070 | gMC->Gsvolu("PGGP", "BOX ", idtmed[715], ggppsd, 3) ; | |
1071 | ||
1072 | // --- Divide GGPP in X (phi) and Z directions -- | |
1073 | gMC->Gsdvn("PPRO", "PGGP", fGeom->GetNumberOfPadsPhi(), 1) ; | |
1074 | gMC->Gsdvn("PPCE", "PPRO", fGeom->GetNumberOfPadsZ() , 3) ; | |
1075 | ||
1076 | y0 = y0 - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; | |
1077 | ||
1078 | gMC->Gspos("PGGP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1079 | ||
1080 | ||
1081 | // 6. the cathode made of Copper | |
1082 | ||
1083 | Float_t cappsd[3] ; | |
1084 | cappsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1085 | cappsd[1] = fGeom->GetCathodeThickness() / 2.0 ; | |
1086 | cappsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1087 | ||
1088 | gMC->Gsvolu("PCAP", "BOX ", idtmed[710], cappsd, 3) ; | |
1089 | ||
1090 | y0 = y0 - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; | |
1091 | ||
1092 | gMC->Gspos("PCAP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1093 | ||
1094 | // 7. the printed circuit made of G10 | |
1095 | ||
1096 | Float_t pcppsd[3] ; | |
1097 | pcppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2,.0 ; | |
1098 | pcppsd[1] = fGeom->GetPCThickness() / 2.0 ; | |
1099 | pcppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1100 | ||
1101 | gMC->Gsvolu("PCPS", "BOX ", idtmed[711], cappsd, 3) ; | |
1102 | ||
1103 | y0 = y0 - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; | |
1104 | ||
1105 | gMC->Gspos("PCPS", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1106 | ||
1107 | // 8. the lower panel made of composite material | |
1108 | ||
1109 | Float_t lpppsd[3] ; | |
1110 | lpppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1111 | lpppsd[1] = fGeom->GetCompositeThickness() / 2.0 ; | |
1112 | lpppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1113 | ||
1114 | gMC->Gsvolu("PLPP", "BOX ", idtmed[709], lpppsd, 3) ; | |
1115 | ||
1116 | y0 = y0 - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
1117 | ||
1118 | gMC->Gspos("PLPP", 1, "PMPP", 0.0, y0, 0.0, 0, "ONLY") ; | |
1119 | ||
1120 | // Position the fNumberOfModulesPhi x fNumberOfModulesZ modules (mppsd) inside PPSD to cover a PHOS module | |
1121 | // the top and bottom one's (which are assumed identical) : | |
1122 | ||
1123 | Float_t yt = ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ; | |
1124 | Float_t yb = - ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ; | |
1125 | ||
1126 | Int_t copyNumbertop = 0 ; | |
1127 | Int_t copyNumberbot = fGeom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() ; | |
1128 | ||
1129 | Float_t x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ; | |
1130 | ||
1131 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module | |
1132 | Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ; | |
1133 | ||
1134 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module | |
1135 | gMC->Gspos("PMPP", ++copyNumbertop, "PPSD", x, yt, z, 0, "ONLY") ; | |
1136 | gMC->Gspos("PMPP", ++copyNumberbot, "PPSD", x, yb, z, 0, "ONLY") ; | |
1137 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
1138 | } // end of Z module loop | |
1139 | x = x - fGeom->GetPPSDModuleSize(0) ; | |
1140 | } // end of phi module loop | |
1141 | ||
1142 | // The Lead converter between two air gaps | |
1143 | // 1. Upper air gap | |
1144 | ||
1145 | Float_t uappsd[3] ; | |
1146 | uappsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ; | |
1147 | uappsd[1] = fGeom->GetMicro1ToLeadGap() / 2.0 ; | |
1148 | uappsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ; | |
1149 | ||
1150 | gMC->Gsvolu("PUAPPS", "BOX ", idtmed[798], uappsd, 3) ; | |
1151 | ||
1152 | y0 = ( fGeom->GetCPVBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ; | |
1153 | ||
1154 | gMC->Gspos("PUAPPS", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; | |
1155 | ||
1156 | // 2. Lead converter | |
1157 | ||
1158 | Float_t lcppsd[3] ; | |
1159 | lcppsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ; | |
1160 | lcppsd[1] = fGeom->GetLeadConverterThickness() / 2.0 ; | |
1161 | lcppsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ; | |
1162 | ||
1163 | gMC->Gsvolu("PLCPPS", "BOX ", idtmed[712], lcppsd, 3) ; | |
1164 | ||
1165 | y0 = y0 - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ; | |
1166 | ||
1167 | gMC->Gspos("PLCPPS", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; | |
1168 | ||
1169 | // 3. Lower air gap | |
1170 | ||
1171 | Float_t lappsd[3] ; | |
1172 | lappsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ; | |
1173 | lappsd[1] = fGeom->GetLeadToMicro2Gap() / 2.0 ; | |
1174 | lappsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ; | |
1175 | ||
1176 | gMC->Gsvolu("PLAPPS", "BOX ", idtmed[798], lappsd, 3) ; | |
1177 | ||
1178 | y0 = y0 - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ; | |
1179 | ||
1180 | gMC->Gspos("PLAPPS", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; | |
1181 | ||
1182 | } | |
1183 | ||
1184 | ||
1185 | //____________________________________________________________________________ | |
1186 | void AliPHOSv0::CreateGeometryforCPV() | |
1187 | { | |
1188 | // Create the PHOS-CPV geometry for GEANT | |
1189 | // Author: Yuri Kharlov 11 September 2000 | |
1190 | //BEGIN_HTML | |
1191 | /* | |
1192 | <H2> | |
1193 | Geant3 geometry of PHOS-CPV in ALICE | |
1194 | </H2> | |
1195 | <table width=700> | |
1196 | ||
1197 | <tr> | |
1198 | <td>CPV perspective view</td> | |
1199 | <td>CPV front view </td> | |
1200 | </tr> | |
1201 | ||
1202 | <tr> | |
1203 | <td> <img height=300 width=290 src="../images/CPVallPersp.gif"> </td> | |
1204 | <td> <img height=300 width=290 src="../images/CPVallFront.gif"> </td> | |
1205 | </tr> | |
1206 | ||
1207 | <tr> | |
1208 | <td>One CPV module, perspective view </td> | |
1209 | <td>One CPV module, front view (extended in vertical direction) </td> | |
1210 | </tr> | |
1211 | ||
1212 | <tr> | |
1213 | <td><img height=300 width=290 src="../images/CPVmodulePers.gif"></td> | |
1214 | <td><img height=300 width=290 src="../images/CPVmoduleSide.gif"></td> | |
1215 | </tr> | |
1216 | ||
1217 | </table> | |
1218 | ||
1219 | <H2> | |
1220 | Geant3 geometry tree of PHOS-CPV in ALICE | |
1221 | </H2> | |
1222 | <center> | |
1223 | <img height=300 width=290 src="../images/CPVtree.gif"> | |
1224 | </center> | |
1225 | */ | |
1226 | //END_HTML | |
1227 | ||
1228 | Float_t par[3], x,y,z; | |
1229 | ||
1230 | // Get pointer to the array containing media indexes | |
1231 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; | |
1232 | ||
1233 | // The box containing all CPV for one PHOS module filled with air | |
1234 | par[0] = fGeom->GetCPVBoxSize(0) / 2.0 ; | |
1235 | par[1] = fGeom->GetCPVBoxSize(1) / 2.0 ; | |
1236 | par[2] = fGeom->GetCPVBoxSize(2) / 2.0 ; | |
1237 | gMC->Gsvolu("PCPV", "BOX ", idtmed[798], par, 3) ; | |
1238 | ||
1239 | y = fGeom->GetOuterBoxSize(1) / 2.0 ; | |
1240 | gMC->Gspos("PCPV", 1, "PHOS", 0.0, y, 0.0, 0, "ONLY") ; | |
1241 | ||
1242 | // Gassiplex board | |
1243 | ||
1244 | par[0] = fGeom->GetGassiplexChipSize(0)/2.; | |
1245 | par[1] = fGeom->GetGassiplexChipSize(1)/2.; | |
1246 | par[2] = fGeom->GetGassiplexChipSize(2)/2.; | |
1247 | gMC->Gsvolu("PCPC","BOX ",idtmed[707],par,3); | |
1248 | ||
1249 | // Cu+Ni foil covers Gassiplex board | |
1250 | ||
1251 | par[1] = fGeom->GetCPVCuNiFoilThickness()/2; | |
1252 | gMC->Gsvolu("PCPD","BOX ",idtmed[710],par,3); | |
1253 | y = -(fGeom->GetGassiplexChipSize(1)/2 - par[1]); | |
1254 | gMC->Gspos("PCPD",1,"PCPC",0,y,0,0,"ONLY"); | |
1255 | ||
1256 | // Position of the chip inside CPV | |
1257 | ||
1258 | Float_t xStep = fGeom->GetCPVActiveSize(0) / (fGeom->GetNumberOfCPVChipsPhi() + 1); | |
1259 | Float_t zStep = fGeom->GetCPVActiveSize(1) / (fGeom->GetNumberOfCPVChipsZ() + 1); | |
1260 | Int_t copy = 0; | |
1261 | y = fGeom->GetCPVFrameSize(1)/2 - fGeom->GetFTPosition(0) + | |
1262 | fGeom->GetCPVTextoliteThickness() / 2 + fGeom->GetGassiplexChipSize(1) / 2 + 0.1; | |
1263 | for (Int_t ix=0; ix<fGeom->GetNumberOfCPVChipsPhi(); ix++) { | |
1264 | x = xStep * (ix+1) - fGeom->GetCPVActiveSize(0)/2; | |
1265 | for (Int_t iz=0; iz<fGeom->GetNumberOfCPVChipsZ(); iz++) { | |
1266 | copy++; | |
1267 | z = zStep * (iz+1) - fGeom->GetCPVActiveSize(1)/2; | |
1268 | gMC->Gspos("PCPC",copy,"PCPV",x,y,z,0,"ONLY"); | |
1269 | } | |
1270 | } | |
1271 | ||
1272 | // Foiled textolite (1 mm of textolite + 50 mkm of Cu + 6 mkm of Ni) | |
1273 | ||
1274 | par[0] = fGeom->GetCPVActiveSize(0) / 2; | |
1275 | par[1] = fGeom->GetCPVTextoliteThickness() / 2; | |
1276 | par[2] = fGeom->GetCPVActiveSize(1) / 2; | |
1277 | gMC->Gsvolu("PCPF","BOX ",idtmed[707],par,3); | |
1278 | ||
1279 | // Argon gas volume | |
1280 | ||
1281 | par[1] = (fGeom->GetFTPosition(2) - fGeom->GetFTPosition(1) - fGeom->GetCPVTextoliteThickness()) / 2; | |
1282 | gMC->Gsvolu("PCPG","BOX ",idtmed[715],par,3); | |
1283 | ||
1284 | for (Int_t i=0; i<4; i++) { | |
1285 | y = fGeom->GetCPVFrameSize(1) / 2 - fGeom->GetFTPosition(i) + fGeom->GetCPVTextoliteThickness()/2; | |
1286 | gMC->Gspos("PCPF",i+1,"PCPV",0,y,0,0,"ONLY"); | |
1287 | if(i==1){ | |
1288 | y-= (fGeom->GetFTPosition(2) - fGeom->GetFTPosition(1)) / 2; | |
1289 | gMC->Gspos("PCPG",1,"PCPV ",0,y,0,0,"ONLY"); | |
1290 | } | |
1291 | } | |
1292 | ||
1293 | // Dummy sensitive plane in the middle of argone gas volume | |
1294 | ||
1295 | par[1]=0.001; | |
1296 | gMC->Gsvolu("PCPQ","BOX ",idtmed[715],par,3); | |
1297 | gMC->Gspos ("PCPQ",1,"PCPG",0,0,0,0,"ONLY"); | |
1298 | ||
1299 | // Cu+Ni foil covers textolite | |
1300 | ||
1301 | par[1] = fGeom->GetCPVCuNiFoilThickness() / 2; | |
1302 | gMC->Gsvolu("PCP1","BOX ",idtmed[710],par,3); | |
1303 | y = fGeom->GetCPVTextoliteThickness()/2 - par[1]; | |
1304 | gMC->Gspos ("PCP1",1,"PCPF",0,y,0,0,"ONLY"); | |
1305 | ||
1306 | // Aluminum frame around CPV | |
1307 | ||
1308 | par[0] = fGeom->GetCPVFrameSize(0)/2; | |
1309 | par[1] = fGeom->GetCPVFrameSize(1)/2; | |
1310 | par[2] = fGeom->GetCPVBoxSize(2) /2; | |
1311 | gMC->Gsvolu("PCF1","BOX ",idtmed[701],par,3); | |
1312 | ||
1313 | par[0] = fGeom->GetCPVBoxSize(0)/2 - fGeom->GetCPVFrameSize(0); | |
1314 | par[1] = fGeom->GetCPVFrameSize(1)/2; | |
1315 | par[2] = fGeom->GetCPVFrameSize(2)/2; | |
1316 | gMC->Gsvolu("PCF2","BOX ",idtmed[701],par,3); | |
1317 | ||
1318 | for (Int_t j=0; j<=1; j++) { | |
1319 | x = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(0) - fGeom->GetCPVFrameSize(0)) / 2; | |
1320 | gMC->Gspos("PCF1",j+1,"PCPV", x,0,0,0,"ONLY"); | |
1321 | z = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(2) - fGeom->GetCPVFrameSize(2)) / 2; | |
1322 | gMC->Gspos("PCF2",j+1,"PCPV",0, 0,z,0,"ONLY"); | |
1323 | } | |
1324 | ||
1325 | } | |
1326 | ||
1327 | ||
1328 | //____________________________________________________________________________ | |
1329 | void AliPHOSv0::CreateGeometryforSupport() | |
1330 | { | |
1331 | // Create the PHOS' support geometry for GEANT | |
1332 | //BEGIN_HTML | |
1333 | /* | |
1334 | <H2> | |
1335 | Geant3 geometry of the PHOS's support | |
1336 | </H2> | |
1337 | <P><CENTER> | |
1338 | <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/PHOS_support.gif"> | |
1339 | </CENTER><P> | |
1340 | */ | |
1341 | //END_HTML | |
1342 | ||
1343 | Float_t par[5], x0,y0,z0 ; | |
1344 | Int_t i,j,copy; | |
1345 | ||
1346 | // Get pointer to the array containing media indexes | |
1347 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; | |
1348 | ||
1349 | // --- Dummy box containing two rails on which PHOS support moves | |
1350 | // --- Put these rails to the bottom of the L3 magnet | |
1351 | ||
1352 | par[0] = fGeom->GetRailRoadSize(0) / 2.0 ; | |
1353 | par[1] = fGeom->GetRailRoadSize(1) / 2.0 ; | |
1354 | par[2] = fGeom->GetRailRoadSize(2) / 2.0 ; | |
1355 | gMC->Gsvolu("PRRD", "BOX ", idtmed[798], par, 3) ; | |
1356 | ||
1357 | y0 = -(fGeom->GetRailsDistanceFromIP() - fGeom->GetRailRoadSize(1) / 2.0) ; | |
1358 | gMC->Gspos("PRRD", 1, "ALIC", 0.0, y0, 0.0, 0, "ONLY") ; | |
1359 | ||
1360 | // --- Dummy box containing one rail | |
1361 | ||
1362 | par[0] = fGeom->GetRailOuterSize(0) / 2.0 ; | |
1363 | par[1] = fGeom->GetRailOuterSize(1) / 2.0 ; | |
1364 | par[2] = fGeom->GetRailOuterSize(2) / 2.0 ; | |
1365 | gMC->Gsvolu("PRAI", "BOX ", idtmed[798], par, 3) ; | |
1366 | ||
1367 | for (i=0; i<2; i++) { | |
1368 | x0 = (2*i-1) * fGeom->GetDistanceBetwRails() / 2.0 ; | |
1369 | gMC->Gspos("PRAI", i, "PRRD", x0, 0.0, 0.0, 0, "ONLY") ; | |
1370 | } | |
1371 | ||
1372 | // --- Upper and bottom steel parts of the rail | |
1373 | ||
1374 | par[0] = fGeom->GetRailPart1(0) / 2.0 ; | |
1375 | par[1] = fGeom->GetRailPart1(1) / 2.0 ; | |
1376 | par[2] = fGeom->GetRailPart1(2) / 2.0 ; | |
1377 | gMC->Gsvolu("PRP1", "BOX ", idtmed[716], par, 3) ; | |
1378 | ||
1379 | y0 = - (fGeom->GetRailOuterSize(1) - fGeom->GetRailPart1(1)) / 2.0 ; | |
1380 | gMC->Gspos("PRP1", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ; | |
1381 | y0 = (fGeom->GetRailOuterSize(1) - fGeom->GetRailPart1(1)) / 2.0 - fGeom->GetRailPart3(1); | |
1382 | gMC->Gspos("PRP1", 2, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ; | |
1383 | ||
1384 | // --- The middle vertical steel parts of the rail | |
1385 | ||
1386 | par[0] = fGeom->GetRailPart2(0) / 2.0 ; | |
1387 | par[1] = fGeom->GetRailPart2(1) / 2.0 ; | |
1388 | par[2] = fGeom->GetRailPart2(2) / 2.0 ; | |
1389 | gMC->Gsvolu("PRP2", "BOX ", idtmed[716], par, 3) ; | |
1390 | ||
1391 | y0 = - fGeom->GetRailPart3(1) / 2.0 ; | |
1392 | gMC->Gspos("PRP2", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ; | |
1393 | ||
1394 | // --- The most upper steel parts of the rail | |
1395 | ||
1396 | par[0] = fGeom->GetRailPart3(0) / 2.0 ; | |
1397 | par[1] = fGeom->GetRailPart3(1) / 2.0 ; | |
1398 | par[2] = fGeom->GetRailPart3(2) / 2.0 ; | |
1399 | gMC->Gsvolu("PRP3", "BOX ", idtmed[716], par, 3) ; | |
1400 | ||
1401 | y0 = (fGeom->GetRailOuterSize(1) - fGeom->GetRailPart3(1)) / 2.0 ; | |
1402 | gMC->Gspos("PRP3", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ; | |
1403 | ||
1404 | // --- The wall of the cradle | |
1405 | // --- The wall is empty: steel thin walls and air inside | |
1406 | ||
1407 | par[1] = TMath::Sqrt( | |
1408 | TMath::Power((fGeom->GetIPtoOuterCoverDistance() + fGeom->GetOuterBoxSize(1)),2) + | |
1409 | TMath::Power((fGeom->GetOuterBoxSize(0)/2),2)) + 10.; | |
1410 | par[0] = par[1] - fGeom->GetCradleWall(1) ; | |
1411 | par[2] = fGeom->GetCradleWall(2) / 2.0 ; | |
1412 | par[3] = fGeom->GetCradleWall(3) ; | |
1413 | par[4] = fGeom->GetCradleWall(4) ; | |
1414 | gMC->Gsvolu("PCRA", "TUBS", idtmed[716], par, 5) ; | |
1415 | ||
1416 | par[0] -= fGeom->GetCradleWallThickness() ; | |
1417 | par[1] -= fGeom->GetCradleWallThickness() ; | |
1418 | par[2] -= fGeom->GetCradleWallThickness() ; | |
1419 | gMC->Gsvolu("PCRE", "TUBS", idtmed[798], par, 5) ; | |
1420 | gMC->Gspos ("PCRE", 1, "PCRA", 0.0, 0.0, 0.0, 0, "ONLY") ; | |
1421 | ||
1422 | for (i=0; i<2; i++) { | |
1423 | z0 = (2*i-1) * (fGeom->GetOuterBoxSize(2) + fGeom->GetCradleWall(2)) / 2.0 ; | |
1424 | gMC->Gspos("PCRA", i, "ALIC", 0.0, 0.0, z0, 0, "ONLY") ; | |
1425 | } | |
1426 | ||
1427 | // --- The "wheels" of the cradle | |
1428 | ||
1429 | par[0] = fGeom->GetCradleWheel(0) / 2; | |
1430 | par[1] = fGeom->GetCradleWheel(1) / 2; | |
1431 | par[2] = fGeom->GetCradleWheel(2) / 2; | |
1432 | gMC->Gsvolu("PWHE", "BOX ", idtmed[716], par, 3) ; | |
1433 | ||
1434 | y0 = -(fGeom->GetRailsDistanceFromIP() - fGeom->GetRailRoadSize(1) - | |
1435 | fGeom->GetCradleWheel(1)/2) ; | |
1436 | for (i=0; i<2; i++) { | |
1437 | z0 = (2*i-1) * ((fGeom->GetOuterBoxSize(2) + fGeom->GetCradleWheel(2)) / 2.0 + | |
1438 | fGeom->GetCradleWall(2)); | |
1439 | for (j=0; j<2; j++) { | |
1440 | copy = 2*i + j; | |
1441 | x0 = (2*j-1) * fGeom->GetDistanceBetwRails() / 2.0 ; | |
1442 | gMC->Gspos("PWHE", copy, "ALIC", x0, y0, z0, 0, "ONLY") ; | |
1443 | } | |
1444 | } | |
1445 | ||
1446 | } | |
1447 | ||
1448 | //____________________________________________________________________________ | |
1449 | Float_t AliPHOSv0::ZMin(void) const | |
1450 | { | |
1451 | // Overall dimension of the PHOS (min) | |
1452 | // Take it twice more than the PHOS module size | |
1453 | return -fGeom->GetOuterBoxSize(2); | |
1454 | } | |
1455 | ||
1456 | //____________________________________________________________________________ | |
1457 | Float_t AliPHOSv0::ZMax(void) const | |
1458 | { | |
1459 | // Overall dimension of the PHOS (max) | |
1460 | // Take it twice more than the PHOS module size | |
1461 | return fGeom->GetOuterBoxSize(2); | |
1462 | } | |
1463 | ||
1464 | //____________________________________________________________________________ | |
1465 | void AliPHOSv0::Init(void) | |
1466 | { | |
1467 | // Just prints an information message | |
1468 | ||
1469 | Int_t i; | |
1470 | ||
1471 | if(fDebug) { | |
1472 | printf("\n%s: ",ClassName()); | |
1473 | for(i=0;i<35;i++) printf("*"); | |
1474 | printf(" PHOS_INIT "); | |
1475 | for(i=0;i<35;i++) printf("*"); | |
1476 | printf("\n%s: ",ClassName()); | |
1477 | ||
1478 | ||
1479 | // Here the PHOS initialisation code (if any!) | |
1480 | ||
1481 | if (fGeom!=0) | |
1482 | cout << "AliPHOS" << Version() << " : PHOS geometry intialized for " << fGeom->GetName() << endl ; | |
1483 | else | |
1484 | cout << "AliPHOS" << Version() << " : PHOS geometry initialization failed !" << endl ; | |
1485 | ||
1486 | for(i=0;i<80;i++) printf("*"); | |
1487 | printf("\n"); | |
1488 | } | |
1489 | } | |
1490 |