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New functions BuildGeometryforCPV(), GreateGeometryforCPV()
[u/mrichter/AliRoot.git] / PHOS / AliPHOSv0.cxx
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4c039060 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
b2a60966 16/* $Id$ */
17
d15a28e7 18//_________________________________________________________________________
b2a60966 19// Implementation version v0 of PHOS Manager class
20// Layout EMC + PPSD has name GPS2
5f20d3fb 21// An object of this class does not produce hits nor digits
22// It is the one to use if you do not want to produce outputs in TREEH or TREED
b2a60966 23//
24//*-- Author: Yves Schutz (SUBATECH)
25
d2cf0e38 26
fe4da5cc 27// --- ROOT system ---
d15a28e7 28
fe4da5cc 29#include "TBRIK.h"
30#include "TNode.h"
0869cea5 31#include "TRandom.h"
94de3818 32#include "TGeometry.h"
fe4da5cc 33
81e92872 34
d15a28e7 35// --- Standard library ---
36
de9ec31b 37#include <stdio.h>
38#include <string.h>
39#include <stdlib.h>
40#include <strstream.h>
d15a28e7 41
42// --- AliRoot header files ---
43
fe4da5cc 44#include "AliPHOSv0.h"
45#include "AliRun.h"
d15a28e7 46#include "AliConst.h"
94de3818 47#include "AliMC.h"
fe4da5cc 48
49ClassImp(AliPHOSv0)
50
d15a28e7 51//____________________________________________________________________________
52AliPHOSv0::AliPHOSv0(const char *name, const char *title):
53 AliPHOS(name,title)
54{
b2a60966 55 // ctor : title is used to identify the layout
56 // GPS2 = 5 modules (EMC + PPSD)
fe4da5cc 57
d15a28e7 58 // gets an instance of the geometry parameters class
e04976bd 59
60 if (strcmp(GetTitle(),"") != 0 )
61 fGeom = AliPHOSGeometry::GetInstance(GetTitle(), "") ;
62
d15a28e7 63}
64
d15a28e7 65//____________________________________________________________________________
66void AliPHOSv0::BuildGeometry()
fe4da5cc 67{
b2a60966 68 // Build the PHOS geometry for the ROOT display
69 //BEGIN_HTML
70 /*
71 <H2>
72 PHOS in ALICE displayed by root
73 </H2>
74 <UL>
75 <LI> All Views
76 <P>
77 <CENTER>
78 <IMG Align=BOTTOM ALT="All Views" SRC="../images/AliPHOSv0AllViews.gif">
79 </CENTER></P></LI>
80 <LI> Front View
81 <P>
82 <CENTER>
83 <IMG Align=BOTTOM ALT="Front View" SRC="../images/AliPHOSv0FrontView.gif">
84 </CENTER></P></LI>
85 <LI> 3D View 1
86 <P>
87 <CENTER>
88 <IMG Align=BOTTOM ALT="3D View 1" SRC="../images/AliPHOSv03DView1.gif">
89 </CENTER></P></LI>
90 <LI> 3D View 2
91 <P>
92 <CENTER>
93 <IMG Align=BOTTOM ALT="3D View 2" SRC="../images/AliPHOSv03DView2.gif">
94 </CENTER></P></LI>
95 </UL>
96 */
97 //END_HTML
d15a28e7 98
99 this->BuildGeometryforPHOS() ;
bacd0b23 100 if ( ( strcmp(fGeom->GetName(), "GPS2" ) == 0 ) )
d15a28e7 101 this->BuildGeometryforPPSD() ;
bacd0b23 102 else if ( ( strcmp(fGeom->GetName(), "IHEP" ) == 0 ) )
103 this->BuildGeometryforCPV() ;
d15a28e7 104 else
105 cout << "AliPHOSv0::BuildGeometry : no charged particle identification system installed" << endl;
106
fe4da5cc 107}
d15a28e7 108
109//____________________________________________________________________________
110void AliPHOSv0:: BuildGeometryforPHOS(void)
111{
b2a60966 112 // Build the PHOS-EMC geometry for the ROOT display
d15a28e7 113
114 const Int_t kColorPHOS = kRed ;
115 const Int_t kColorXTAL = kBlue ;
116
92862013 117 Double_t const kRADDEG = 180.0 / kPI ;
d15a28e7 118
119 new TBRIK( "OuterBox", "PHOS box", "void", fGeom->GetOuterBoxSize(0)/2,
120 fGeom->GetOuterBoxSize(1)/2,
121 fGeom->GetOuterBoxSize(2)/2 );
122
123 // Textolit Wall box, position inside PHOS
124
125 new TBRIK( "TextolitBox", "PHOS Textolit box ", "void", fGeom->GetTextolitBoxSize(0)/2,
126 fGeom->GetTextolitBoxSize(1)/2,
127 fGeom->GetTextolitBoxSize(2)/2);
128
129 // Polystyrene Foam Plate
130
131 new TBRIK( "UpperFoamPlate", "PHOS Upper foam plate", "void", fGeom->GetTextolitBoxSize(0)/2,
132 fGeom->GetSecondUpperPlateThickness()/2,
133 fGeom->GetTextolitBoxSize(2)/2 ) ;
134
135 // Air Filled Box
fe4da5cc 136
d15a28e7 137 new TBRIK( "AirFilledBox", "PHOS air filled box", "void", fGeom->GetAirFilledBoxSize(0)/2,
138 fGeom->GetAirFilledBoxSize(1)/2,
139 fGeom->GetAirFilledBoxSize(2)/2 );
140
141 // Crystals Box
142
92862013 143 Float_t xtlX = fGeom->GetCrystalSize(0) ;
144 Float_t xtlY = fGeom->GetCrystalSize(1) ;
145 Float_t xtlZ = fGeom->GetCrystalSize(2) ;
d15a28e7 146
92862013 147 Float_t xl = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
148 Float_t yl = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0
d15a28e7 149 + fGeom->GetModuleBoxThickness() / 2.0 ;
92862013 150 Float_t zl = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
d15a28e7 151
92862013 152 new TBRIK( "CrystalsBox", "PHOS crystals box", "void", xl, yl, zl ) ;
d15a28e7 153
154// position PHOS into ALICE
155
92862013 156 Float_t r = fGeom->GetIPtoOuterCoverDistance() + fGeom->GetOuterBoxSize(1) / 2.0 ;
d15a28e7 157 Int_t number = 988 ;
158 Float_t pphi = TMath::ATan( fGeom->GetOuterBoxSize(0) / ( 2.0 * fGeom->GetIPtoOuterCoverDistance() ) ) ;
92862013 159 pphi *= kRADDEG ;
160 TNode * top = gAlice->GetGeometry()->GetNode("alice") ;
d15a28e7 161
162 char * nodename = new char[20] ;
163 char * rotname = new char[20] ;
164
165 for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) {
166 Float_t angle = pphi * 2 * ( i - fGeom->GetNModules() / 2.0 - 0.5 ) ;
167 sprintf(rotname, "%s%d", "rot", number++) ;
168 new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0);
92862013 169 top->cd();
d15a28e7 170 sprintf(nodename,"%s%d", "Module", i) ;
92862013 171 Float_t x = r * TMath::Sin( angle / kRADDEG ) ;
172 Float_t y = -r * TMath::Cos( angle / kRADDEG ) ;
173 TNode * outerboxnode = new TNode(nodename, nodename, "OuterBox", x, y, 0, rotname ) ;
174 outerboxnode->SetLineColor(kColorPHOS) ;
175 fNodes->Add(outerboxnode) ;
176 outerboxnode->cd() ;
d15a28e7 177 // now inside the outer box the textolit box
92862013 178 y = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ;
d15a28e7 179 sprintf(nodename,"%s%d", "TexBox", i) ;
92862013 180 TNode * textolitboxnode = new TNode(nodename, nodename, "TextolitBox", 0, y, 0) ;
181 textolitboxnode->SetLineColor(kColorPHOS) ;
182 fNodes->Add(textolitboxnode) ;
d15a28e7 183 // upper foam plate inside outre box
92862013 184 outerboxnode->cd() ;
d15a28e7 185 sprintf(nodename, "%s%d", "UFPlate", i) ;
92862013 186 y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ;
187 TNode * upperfoamplatenode = new TNode(nodename, nodename, "UpperFoamPlate", 0, y, 0) ;
188 upperfoamplatenode->SetLineColor(kColorPHOS) ;
189 fNodes->Add(upperfoamplatenode) ;
d15a28e7 190 // air filled box inside textolit box (not drawn)
92862013 191 textolitboxnode->cd();
192 y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ;
d15a28e7 193 sprintf(nodename, "%s%d", "AFBox", i) ;
92862013 194 TNode * airfilledboxnode = new TNode(nodename, nodename, "AirFilledBox", 0, y, 0) ;
195 fNodes->Add(airfilledboxnode) ;
d15a28e7 196 // crystals box inside air filled box
92862013 197 airfilledboxnode->cd() ;
198 y = fGeom->GetAirFilledBoxSize(1) / 2.0 - yl
d15a28e7 199 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness()
200 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ;
201 sprintf(nodename, "%s%d", "XTBox", i) ;
92862013 202 TNode * crystalsboxnode = new TNode(nodename, nodename, "CrystalsBox", 0, y, 0) ;
203 crystalsboxnode->SetLineColor(kColorXTAL) ;
204 fNodes->Add(crystalsboxnode) ;
d15a28e7 205 }
b27d82c8 206
207 delete[] rotname ;
208 delete[] nodename ;
d15a28e7 209}
210
211//____________________________________________________________________________
212void AliPHOSv0:: BuildGeometryforPPSD(void)
fe4da5cc 213{
b2a60966 214 // Build the PHOS-PPSD geometry for the ROOT display
215 //BEGIN_HTML
216 /*
217 <H2>
218 PPSD displayed by root
219 </H2>
220 <UL>
221 <LI> Zoom on PPSD: Front View
222 <P>
223 <CENTER>
224 <IMG Align=BOTTOM ALT="PPSD Front View" SRC="../images/AliPHOSv0PPSDFrontView.gif">
225 </CENTER></P></LI>
226 <LI> Zoom on PPSD: Perspective View
227 <P>
228 <CENTER>
229 <IMG Align=BOTTOM ALT="PPSD Prespective View" SRC="../images/AliPHOSv0PPSDPerspectiveView.gif">
230 </CENTER></P></LI>
231 </UL>
232 */
233 //END_HTML
92862013 234 Double_t const kRADDEG = 180.0 / kPI ;
d15a28e7 235
236 const Int_t kColorPHOS = kRed ;
237 const Int_t kColorPPSD = kGreen ;
238 const Int_t kColorGas = kBlue ;
239 const Int_t kColorAir = kYellow ;
240
241 // Box for a full PHOS module
242
bacd0b23 243 new TBRIK( "PPSDBox", "PPSD box", "void", fGeom->GetCPVBoxSize(0)/2,
244 fGeom->GetCPVBoxSize(1)/2,
245 fGeom->GetCPVBoxSize(2)/2 );
d15a28e7 246
247 // Box containing one micromegas module
248
249 new TBRIK( "PPSDModule", "PPSD module", "void", fGeom->GetPPSDModuleSize(0)/2,
250 fGeom->GetPPSDModuleSize(1)/2,
251 fGeom->GetPPSDModuleSize(2)/2 );
252 // top lid
253
254 new TBRIK ( "TopLid", "Micromegas top lid", "void", fGeom->GetPPSDModuleSize(0)/2,
255 fGeom->GetLidThickness()/2,
256 fGeom->GetPPSDModuleSize(2)/2 ) ;
257 // composite panel (top and bottom)
258
259 new TBRIK ( "TopPanel", "Composite top panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
260 fGeom->GetCompositeThickness()/2,
261 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
262
263 new TBRIK ( "BottomPanel", "Composite bottom panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
264 fGeom->GetCompositeThickness()/2,
265 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
266 // gas gap (conversion and avalanche)
267
268 new TBRIK ( "GasGap", "gas gap", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
269 ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() )/2,
270 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
271
272 // anode and cathode
273
274 new TBRIK ( "Anode", "Anode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
275 fGeom->GetAnodeThickness()/2,
276 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
277
278 new TBRIK ( "Cathode", "Cathode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
279 fGeom->GetCathodeThickness()/2,
280 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
281 // PC
282
283 new TBRIK ( "PCBoard", "Printed Circuit", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2,
284 fGeom->GetPCThickness()/2,
285 ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ;
286 // Gap between Lead and top micromegas
287
bacd0b23 288 new TBRIK ( "LeadToM", "Air Gap top", "void", fGeom->GetCPVBoxSize(0)/2,
d15a28e7 289 fGeom->GetMicro1ToLeadGap()/2,
bacd0b23 290 fGeom->GetCPVBoxSize(2)/2 ) ;
d15a28e7 291
292// Gap between Lead and bottom micromegas
293
bacd0b23 294 new TBRIK ( "MToLead", "Air Gap bottom", "void", fGeom->GetCPVBoxSize(0)/2,
d15a28e7 295 fGeom->GetLeadToMicro2Gap()/2,
bacd0b23 296 fGeom->GetCPVBoxSize(2)/2 ) ;
d15a28e7 297 // Lead converter
298
bacd0b23 299 new TBRIK ( "Lead", "Lead converter", "void", fGeom->GetCPVBoxSize(0)/2,
d15a28e7 300 fGeom->GetLeadConverterThickness()/2,
bacd0b23 301 fGeom->GetCPVBoxSize(2)/2 ) ;
d15a28e7 302
303 // position PPSD into ALICE
304
305 char * nodename = new char[20] ;
306 char * rotname = new char[20] ;
307
bacd0b23 308 Float_t r = fGeom->GetIPtoTopLidDistance() + fGeom->GetCPVBoxSize(1) / 2.0 ;
d15a28e7 309 Int_t number = 988 ;
92862013 310 TNode * top = gAlice->GetGeometry()->GetNode("alice") ;
d15a28e7 311
312 for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { // the number of PHOS modules
313 Float_t angle = fGeom->GetPHOSAngle(i) ;
314 sprintf(rotname, "%s%d", "rotg", number++) ;
315 new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0);
92862013 316 top->cd();
d15a28e7 317 sprintf(nodename, "%s%d", "Moduleg", i) ;
92862013 318 Float_t x = r * TMath::Sin( angle / kRADDEG ) ;
319 Float_t y = -r * TMath::Cos( angle / kRADDEG ) ;
320 TNode * ppsdboxnode = new TNode(nodename , nodename ,"PPSDBox", x, y, 0, rotname ) ;
321 ppsdboxnode->SetLineColor(kColorPPSD) ;
322 fNodes->Add(ppsdboxnode) ;
323 ppsdboxnode->cd() ;
d15a28e7 324 // inside the PPSD box:
325 // 1. fNumberOfModulesPhi x fNumberOfModulesZ top micromegas
bacd0b23 326 x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ;
31aa6d6c 327 {
328 for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module
bacd0b23 329 Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ;
31aa6d6c 330 TNode * micro1node ;
331 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module
bacd0b23 332 y = ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ;
31aa6d6c 333 sprintf(nodename, "%s%d%d%d", "Mic1", i, iphi, iz) ;
334 micro1node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ;
335 micro1node->SetLineColor(kColorPPSD) ;
336 fNodes->Add(micro1node) ;
337 // inside top micromegas
338 micro1node->cd() ;
339 // a. top lid
340 y = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ;
341 sprintf(nodename, "%s%d%d%d", "Lid", i, iphi, iz) ;
342 TNode * toplidnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ;
343 toplidnode->SetLineColor(kColorPPSD) ;
344 fNodes->Add(toplidnode) ;
345 // b. composite panel
346 y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
347 sprintf(nodename, "%s%d%d%d", "CompU", i, iphi, iz) ;
348 TNode * compupnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ;
349 compupnode->SetLineColor(kColorPPSD) ;
350 fNodes->Add(compupnode) ;
351 // c. anode
352 y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ;
353 sprintf(nodename, "%s%d%d%d", "Ano", i, iphi, iz) ;
354 TNode * anodenode = new TNode(nodename, nodename, "Anode", 0, y, 0) ;
355 anodenode->SetLineColor(kColorPHOS) ;
356 fNodes->Add(anodenode) ;
357 // d. gas
358 y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ;
359 sprintf(nodename, "%s%d%d%d", "GGap", i, iphi, iz) ;
360 TNode * ggapnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ;
361 ggapnode->SetLineColor(kColorGas) ;
362 fNodes->Add(ggapnode) ;
d15a28e7 363 // f. cathode
31aa6d6c 364 y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ;
365 sprintf(nodename, "%s%d%d%d", "Cathode", i, iphi, iz) ;
366 TNode * cathodenode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ;
367 cathodenode->SetLineColor(kColorPHOS) ;
368 fNodes->Add(cathodenode) ;
369 // g. printed circuit
370 y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ;
371 sprintf(nodename, "%s%d%d%d", "PC", i, iphi, iz) ;
372 TNode * pcnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ;
373 pcnode->SetLineColor(kColorPPSD) ;
374 fNodes->Add(pcnode) ;
375 // h. composite panel
376 y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
377 sprintf(nodename, "%s%d%d%d", "CompDown", i, iphi, iz) ;
378 TNode * compdownnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ;
379 compdownnode->SetLineColor(kColorPPSD) ;
380 fNodes->Add(compdownnode) ;
381 z = z - fGeom->GetPPSDModuleSize(2) ;
382 ppsdboxnode->cd() ;
383 } // end of Z module loop
384 x = x - fGeom->GetPPSDModuleSize(0) ;
92862013 385 ppsdboxnode->cd() ;
31aa6d6c 386 } // end of phi module loop
387 }
d15a28e7 388 // 2. air gap
92862013 389 ppsdboxnode->cd() ;
bacd0b23 390 y = ( fGeom->GetCPVBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ;
d15a28e7 391 sprintf(nodename, "%s%d", "GapUp", i) ;
92862013 392 TNode * gapupnode = new TNode(nodename, nodename, "LeadToM", 0, y, 0) ;
393 gapupnode->SetLineColor(kColorAir) ;
394 fNodes->Add(gapupnode) ;
d15a28e7 395 // 3. lead converter
92862013 396 y = y - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ;
d15a28e7 397 sprintf(nodename, "%s%d", "LeadC", i) ;
92862013 398 TNode * leadcnode = new TNode(nodename, nodename, "Lead", 0, y, 0) ;
399 leadcnode->SetLineColor(kColorPPSD) ;
400 fNodes->Add(leadcnode) ;
d15a28e7 401 // 4. air gap
92862013 402 y = y - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ;
d15a28e7 403 sprintf(nodename, "%s%d", "GapDown", i) ;
92862013 404 TNode * gapdownnode = new TNode(nodename, nodename, "MToLead", 0, y, 0) ;
405 gapdownnode->SetLineColor(kColorAir) ;
406 fNodes->Add(gapdownnode) ;
d15a28e7 407 // 5. fNumberOfModulesPhi x fNumberOfModulesZ bottom micromegas
bacd0b23 408 x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. - fGeom->GetPhiDisplacement() ;
31aa6d6c 409 {
410 for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) {
bacd0b23 411 Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. - fGeom->GetZDisplacement() ;;
31aa6d6c 412 TNode * micro2node ;
413 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) {
bacd0b23 414 y = - ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ;
31aa6d6c 415 sprintf(nodename, "%s%d%d%d", "Mic2", i, iphi, iz) ;
416 micro2node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ;
417 micro2node->SetLineColor(kColorPPSD) ;
418 fNodes->Add(micro2node) ;
419 // inside bottom micromegas
420 micro2node->cd() ;
d15a28e7 421 // a. top lid
92862013 422 y = ( fGeom->GetMicromegas2Thickness() - fGeom->GetLidThickness() ) / 2. ;
d15a28e7 423 sprintf(nodename, "%s%d", "Lidb", i) ;
92862013 424 TNode * toplidbnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ;
425 toplidbnode->SetLineColor(kColorPPSD) ;
426 fNodes->Add(toplidbnode) ;
d15a28e7 427 // b. composite panel
92862013 428 y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 429 sprintf(nodename, "%s%d", "CompUb", i) ;
92862013 430 TNode * compupbnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ;
431 compupbnode->SetLineColor(kColorPPSD) ;
432 fNodes->Add(compupbnode) ;
d15a28e7 433 // c. anode
92862013 434 y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ;
d15a28e7 435 sprintf(nodename, "%s%d", "Anob", i) ;
92862013 436 TNode * anodebnode = new TNode(nodename, nodename, "Anode", 0, y, 0) ;
437 anodebnode->SetLineColor(kColorPPSD) ;
438 fNodes->Add(anodebnode) ;
d15a28e7 439 // d. conversion gas
92862013 440 y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ;
d15a28e7 441 sprintf(nodename, "%s%d", "GGapb", i) ;
92862013 442 TNode * ggapbnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ;
443 ggapbnode->SetLineColor(kColorGas) ;
444 fNodes->Add(ggapbnode) ;
d15a28e7 445 // f. cathode
92862013 446 y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ;
d15a28e7 447 sprintf(nodename, "%s%d", "Cathodeb", i) ;
92862013 448 TNode * cathodebnode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ;
449 cathodebnode->SetLineColor(kColorPPSD) ;
450 fNodes->Add(cathodebnode) ;
d15a28e7 451 // g. printed circuit
92862013 452 y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ;
d15a28e7 453 sprintf(nodename, "%s%d", "PCb", i) ;
92862013 454 TNode * pcbnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ;
455 pcbnode->SetLineColor(kColorPPSD) ;
456 fNodes->Add(pcbnode) ;
d15a28e7 457 // h. composite pane
92862013 458 y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 459 sprintf(nodename, "%s%d", "CompDownb", i) ;
92862013 460 TNode * compdownbnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ;
461 compdownbnode->SetLineColor(kColorPPSD) ;
462 fNodes->Add(compdownbnode) ;
463 z = z - fGeom->GetPPSDModuleSize(2) ;
464 ppsdboxnode->cd() ;
d15a28e7 465 } // end of Z module loop
92862013 466 x = x - fGeom->GetPPSDModuleSize(0) ;
467 ppsdboxnode->cd() ;
31aa6d6c 468 } // end of phi module loop
469 }
470 } // PHOS modules
471
e126816e 472 delete[] rotname ;
473 delete[] nodename ;
31aa6d6c 474
fe4da5cc 475}
476
bacd0b23 477//____________________________________________________________________________
478void AliPHOSv0:: BuildGeometryforCPV(void)
479{
480 // Build the PHOS-CPV geometry for the ROOT display
481 // Author: Yuri Kharlov 11 September 2000
482 //
483 //BEGIN_HTML
484 /*
485 <H2>
486 CPV displayed by root
487 </H2>
488 <table width=700>
489
490 <tr>
491 <td>CPV perspective view</td>
492 <td>CPV front view </td>
493 </tr>
494
495 <tr>
496 <td> <img height=300 width=290 src="../images/CPVRootPersp.gif"> </td>
497 <td> <img height=300 width=290 src="../images/CPVRootFront.gif"> </td>
498 </tr>
499
500 </table>
501
502 */
503 //END_HTML
504
505 const Double_t kRADDEG = 180.0 / kPI ;
506 const Int_t kColorCPV = kGreen ;
507 const Int_t kColorFrame = kYellow ;
508 const Int_t kColorGassiplex = kRed;
509 const Int_t kColorPCB = kCyan;
510
511 // Box for a full PHOS module
512
513 new TBRIK ("CPVBox", "CPV box", "void", fGeom->GetCPVBoxSize(0)/2,
514 fGeom->GetCPVBoxSize(1)/2,
515 fGeom->GetCPVBoxSize(2)/2 );
516 new TBRIK ("CPVFrameLR", "CPV frame Left-Right", "void", fGeom->GetCPVFrameSize(0)/2,
517 fGeom->GetCPVFrameSize(1)/2,
518 fGeom->GetCPVBoxSize(2)/2 );
519 new TBRIK ("CPVFrameUD", "CPV frame Up-Down", "void", fGeom->GetCPVBoxSize(0)/2 - fGeom->GetCPVFrameSize(0),
520 fGeom->GetCPVFrameSize(1)/2,
521 fGeom->GetCPVFrameSize(2)/2);
522 new TBRIK ("CPVPCB", "CPV PCB", "void", fGeom->GetCPVActiveSize(0)/2,
523 fGeom->GetCPVTextoliteThickness()/2,
524 fGeom->GetCPVActiveSize(1)/2);
525 new TBRIK ("CPVGassiplex", "CPV Gassiplex PCB", "void", fGeom->GetGassiplexChipSize(0)/2,
526 fGeom->GetGassiplexChipSize(1)/2,
527 fGeom->GetGassiplexChipSize(2)/2);
528
529 // position CPV into ALICE
530
531 char * nodename = new char[25] ;
532 char * rotname = new char[25] ;
533
534 Float_t r = fGeom->GetIPtoCPVDistance() + fGeom->GetCPVBoxSize(1) / 2.0 ;
535 Int_t number = 988 ;
536 TNode * top = gAlice->GetGeometry()->GetNode("alice") ;
537 for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { // the number of PHOS modules
538
539 // One CPV module
540
541 Float_t angle = fGeom->GetPHOSAngle(i) ;
542 sprintf(rotname, "%s%d", "rotg", number++) ;
543 new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0);
544 top->cd();
545 sprintf(nodename, "%s%d", "CPVModule", i) ;
546 Float_t x = r * TMath::Sin( angle / kRADDEG ) ;
547 Float_t y = -r * TMath::Cos( angle / kRADDEG ) ;
548 Float_t z;
549 TNode * cpvBoxNode = new TNode(nodename , nodename ,"CPVBox", x, y, 0, rotname ) ;
550 cpvBoxNode->SetLineColor(kColorCPV) ;
551 fNodes->Add(cpvBoxNode) ;
552 cpvBoxNode->cd() ;
553
554 // inside each CPV box:
555
556 // Frame around CPV
557 for (Int_t j=0; j<=1; j++) {
558 sprintf(nodename, "CPVModule%d Frame%d", i, j+1) ;
559 x = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(0) - fGeom->GetCPVFrameSize(0)) / 2;
560 TNode * cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameLR", x, 0, 0) ;
561 cpvFrameNode->SetLineColor(kColorFrame) ;
562 fNodes->Add(cpvFrameNode) ;
563
564 sprintf(nodename, "CPVModule%d Frame%d", i, j+3) ;
565 z = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(2) - fGeom->GetCPVFrameSize(2)) / 2;
566 cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameUD", 0, 0, z) ;
567 cpvFrameNode->SetLineColor(kColorFrame) ;
568 fNodes->Add(cpvFrameNode) ;
569 }
570
571 // 4 printed circuit boards
572 for (Int_t j=0; j<4; j++) {
573 sprintf(nodename, "CPVModule%d PCB%d", i, j+1) ;
574 y = fGeom->GetCPVFrameSize(1) / 2 - fGeom->GetFTPosition(j) + fGeom->GetCPVTextoliteThickness()/2;
575 TNode * cpvPCBNode = new TNode(nodename , nodename ,"CPVPCB", 0, y, 0) ;
576 cpvPCBNode->SetLineColor(kColorPCB) ;
577 fNodes->Add(cpvPCBNode) ;
578 }
579
580 // Gassiplex chips
581 Float_t xStep = fGeom->GetCPVActiveSize(0) / (fGeom->GetNumberOfCPVChipsPhi() + 1);
582 Float_t zStep = fGeom->GetCPVActiveSize(1) / (fGeom->GetNumberOfCPVChipsZ() + 1);
583 y = fGeom->GetCPVFrameSize(1)/2 - fGeom->GetFTPosition(0) +
584 fGeom->GetCPVTextoliteThickness() / 2 + fGeom->GetGassiplexChipSize(1) / 2 + 0.1;
585 for (Int_t ix=0; ix<fGeom->GetNumberOfCPVChipsPhi(); ix++) {
586 x = xStep * (ix+1) - fGeom->GetCPVActiveSize(0)/2;
587 for (Int_t iz=0; iz<fGeom->GetNumberOfCPVChipsZ(); iz++) {
588 z = zStep * (iz+1) - fGeom->GetCPVActiveSize(1)/2;
589 sprintf(nodename, "CPVModule%d Chip(%dx%d)", i, ix+1,iz+1) ;
590 TNode * cpvGassiplexNode = new TNode(nodename , nodename ,"CPVGassiplex", x, y, z) ;
591 cpvGassiplexNode->SetLineColor(kColorGassiplex) ;
592 fNodes->Add(cpvGassiplexNode) ;
593 }
594 }
595
596 } // PHOS modules
597
598 delete[] rotname ;
599 delete[] nodename ;
600}
601
d15a28e7 602//____________________________________________________________________________
fe4da5cc 603void AliPHOSv0::CreateGeometry()
604{
b2a60966 605 // Create the PHOS geometry for Geant
d15a28e7 606
92862013 607 AliPHOSv0 *phostmp = (AliPHOSv0*)gAlice->GetModule("PHOS") ;
d15a28e7 608
92862013 609 if ( phostmp == NULL ) {
d15a28e7 610
611 fprintf(stderr, "PHOS detector not found!\n") ;
612 return;
fe4da5cc 613
d15a28e7 614 }
d15a28e7 615 // Get pointer to the array containing media indeces
92862013 616 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 617
92862013 618 Float_t bigbox[3] ;
619 bigbox[0] = fGeom->GetOuterBoxSize(0) / 2.0 ;
bacd0b23 620 bigbox[1] = ( fGeom->GetOuterBoxSize(1) + fGeom->GetCPVBoxSize(1) ) / 2.0 ;
92862013 621 bigbox[2] = fGeom->GetOuterBoxSize(2) / 2.0 ;
d15a28e7 622
92862013 623 gMC->Gsvolu("PHOS", "BOX ", idtmed[798], bigbox, 3) ;
d15a28e7 624
625 this->CreateGeometryforPHOS() ;
bacd0b23 626 if ( strcmp( fGeom->GetName(), "GPS2") == 0 )
d15a28e7 627 this->CreateGeometryforPPSD() ;
bacd0b23 628 else if ( strcmp( fGeom->GetName(), "IHEP") == 0 )
629 this->CreateGeometryforCPV() ;
d15a28e7 630 else
631 cout << "AliPHOSv0::CreateGeometry : no charged particle identification system installed" << endl;
632
633 // --- Position PHOS mdules in ALICE setup ---
634
92862013 635 Int_t idrotm[99] ;
636 Double_t const kRADDEG = 180.0 / kPI ;
d15a28e7 637
638 for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) {
639
640 Float_t angle = fGeom->GetPHOSAngle(i) ;
92862013 641 AliMatrix(idrotm[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0) ;
d15a28e7 642
bacd0b23 643 Float_t r = fGeom->GetIPtoOuterCoverDistance() + ( fGeom->GetOuterBoxSize(1) + fGeom->GetCPVBoxSize(1) ) / 2.0 ;
d15a28e7 644
92862013 645 Float_t xP1 = r * TMath::Sin( angle / kRADDEG ) ;
646 Float_t yP1 = -r * TMath::Cos( angle / kRADDEG ) ;
d15a28e7 647
92862013 648 gMC->Gspos("PHOS", i, "ALIC", xP1, yP1, 0.0, idrotm[i-1], "ONLY") ;
d15a28e7 649
650 } // for GetNModules
651
fe4da5cc 652}
d15a28e7 653
654//____________________________________________________________________________
655void AliPHOSv0::CreateGeometryforPHOS()
656{
b2a60966 657 // Create the PHOS-EMC geometry for GEANT
658 //BEGIN_HTML
659 /*
660 <H2>
661 Geant3 geometry tree of PHOS-EMC in ALICE
662 </H2>
663 <P><CENTER>
664 <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/EMCinAlice.gif">
665 </CENTER><P>
666 */
667 //END_HTML
668
669 // Get pointer to the array containing media indexes
92862013 670 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 671
672 // ---
673 // --- Define PHOS box volume, fPUFPill with thermo insulating foam ---
674 // --- Foam Thermo Insulating outer cover dimensions ---
92862013 675 // --- Put it in bigbox = PHOS
d15a28e7 676
92862013 677 Float_t dphos[3] ;
678 dphos[0] = fGeom->GetOuterBoxSize(0) / 2.0 ;
679 dphos[1] = fGeom->GetOuterBoxSize(1) / 2.0 ;
680 dphos[2] = fGeom->GetOuterBoxSize(2) / 2.0 ;
d15a28e7 681
92862013 682 gMC->Gsvolu("EMCA", "BOX ", idtmed[706], dphos, 3) ;
d15a28e7 683
bacd0b23 684 Float_t yO = - fGeom->GetCPVBoxSize(1) / 2.0 ;
d15a28e7 685
92862013 686 gMC->Gspos("EMCA", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 687
688 // ---
689 // --- Define Textolit Wall box, position inside EMCA ---
690 // --- Textolit Wall box dimentions ---
691
692
92862013 693 Float_t dptxw[3];
694 dptxw[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ;
695 dptxw[1] = fGeom->GetTextolitBoxSize(1) / 2.0 ;
696 dptxw[2] = fGeom->GetTextolitBoxSize(2) / 2.0 ;
d15a28e7 697
92862013 698 gMC->Gsvolu("PTXW", "BOX ", idtmed[707], dptxw, 3);
d15a28e7 699
92862013 700 yO = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ;
d15a28e7 701
92862013 702 gMC->Gspos("PTXW", 1, "EMCA", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 703
704 // ---
705 // --- Define Upper Polystyrene Foam Plate, place inside PTXW ---
706 // --- immediately below Foam Thermo Insulation Upper plate ---
707
708 // --- Upper Polystyrene Foam plate thickness ---
709
92862013 710 Float_t dpufp[3] ;
711 dpufp[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ;
712 dpufp[1] = fGeom->GetSecondUpperPlateThickness() / 2. ;
713 dpufp[2] = fGeom->GetTextolitBoxSize(2) /2.0 ;
d15a28e7 714
92862013 715 gMC->Gsvolu("PUFP", "BOX ", idtmed[703], dpufp, 3) ;
d15a28e7 716
92862013 717 yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ;
d15a28e7 718
92862013 719 gMC->Gspos("PUFP", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 720
721 // ---
722 // --- Define air-filled box, place inside PTXW ---
723 // --- Inner AIR volume dimensions ---
fe4da5cc 724
d15a28e7 725
92862013 726 Float_t dpair[3] ;
727 dpair[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
728 dpair[1] = fGeom->GetAirFilledBoxSize(1) / 2.0 ;
729 dpair[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 730
92862013 731 gMC->Gsvolu("PAIR", "BOX ", idtmed[798], dpair, 3) ;
d15a28e7 732
92862013 733 yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ;
d15a28e7 734
92862013 735 gMC->Gspos("PAIR", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 736
737// --- Dimensions of PbWO4 crystal ---
738
92862013 739 Float_t xtlX = fGeom->GetCrystalSize(0) ;
740 Float_t xtlY = fGeom->GetCrystalSize(1) ;
741 Float_t xtlZ = fGeom->GetCrystalSize(2) ;
d15a28e7 742
92862013 743 Float_t dptcb[3] ;
744 dptcb[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
745 dptcb[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0
d15a28e7 746 + fGeom->GetModuleBoxThickness() / 2.0 ;
92862013 747 dptcb[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
d15a28e7 748
92862013 749 gMC->Gsvolu("PTCB", "BOX ", idtmed[706], dptcb, 3) ;
d15a28e7 750
92862013 751 yO = fGeom->GetAirFilledBoxSize(1) / 2.0 - dptcb[1]
d15a28e7 752 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness()
753 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ;
754
92862013 755 gMC->Gspos("PTCB", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 756
757 // ---
758 // --- Define Crystal BLock filled with air, position it inside PTCB ---
92862013 759 Float_t dpcbl[3] ;
d15a28e7 760
92862013 761 dpcbl[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ;
762 dpcbl[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
763 dpcbl[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ;
d15a28e7 764
92862013 765 gMC->Gsvolu("PCBL", "BOX ", idtmed[798], dpcbl, 3) ;
d15a28e7 766
767 // --- Divide PCBL in X (phi) and Z directions --
768 gMC->Gsdvn("PROW", "PCBL", Int_t (fGeom->GetNPhi()), 1) ;
769 gMC->Gsdvn("PCEL", "PROW", Int_t (fGeom->GetNZ()), 3) ;
770
92862013 771 yO = -fGeom->GetModuleBoxThickness() / 2.0 ;
d15a28e7 772
92862013 773 gMC->Gspos("PCBL", 1, "PTCB", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 774
775 // ---
776 // --- Define STeel (actually, it's titanium) Cover volume, place inside PCEL
92862013 777 Float_t dpstc[3] ;
d15a28e7 778
92862013 779 dpstc[0] = ( xtlX + 2 * fGeom->GetCrystalWrapThickness() ) / 2.0 ;
780 dpstc[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
781 dpstc[2] = ( xtlZ + 2 * fGeom->GetCrystalWrapThickness() + 2 * fGeom->GetCrystalHolderThickness() ) / 2.0 ;
d15a28e7 782
92862013 783 gMC->Gsvolu("PSTC", "BOX ", idtmed[704], dpstc, 3) ;
d15a28e7 784
785 gMC->Gspos("PSTC", 1, "PCEL", 0.0, 0.0, 0.0, 0, "ONLY") ;
786
787 // ---
788 // --- Define Tyvek volume, place inside PSTC ---
92862013 789 Float_t dppap[3] ;
d15a28e7 790
92862013 791 dppap[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ;
792 dppap[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ;
793 dppap[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ;
d15a28e7 794
92862013 795 gMC->Gsvolu("PPAP", "BOX ", idtmed[702], dppap, 3) ;
d15a28e7 796
92862013 797 yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0
798 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
d15a28e7 799
92862013 800 gMC->Gspos("PPAP", 1, "PSTC", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 801
802 // ---
803 // --- Define PbWO4 crystal volume, place inside PPAP ---
92862013 804 Float_t dpxtl[3] ;
d15a28e7 805
92862013 806 dpxtl[0] = xtlX / 2.0 ;
807 dpxtl[1] = xtlY / 2.0 ;
808 dpxtl[2] = xtlZ / 2.0 ;
d15a28e7 809
92862013 810 gMC->Gsvolu("PXTL", "BOX ", idtmed[699], dpxtl, 3) ;
d15a28e7 811
92862013 812 yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 - xtlY / 2.0 - fGeom->GetCrystalWrapThickness() ;
d15a28e7 813
92862013 814 gMC->Gspos("PXTL", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 815
816 // ---
817 // --- Define crystal support volume, place inside PPAP ---
92862013 818 Float_t dpsup[3] ;
d15a28e7 819
92862013 820 dpsup[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ;
821 dpsup[1] = fGeom->GetCrystalSupportHeight() / 2.0 ;
822 dpsup[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ;
d15a28e7 823
92862013 824 gMC->Gsvolu("PSUP", "BOX ", idtmed[798], dpsup, 3) ;
d15a28e7 825
92862013 826 yO = fGeom->GetCrystalSupportHeight() / 2.0 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ;
d15a28e7 827
92862013 828 gMC->Gspos("PSUP", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 829
830 // ---
831 // --- Define PIN-diode volume and position it inside crystal support ---
832 // --- right behind PbWO4 crystal
833
834 // --- PIN-diode dimensions ---
835
836
92862013 837 Float_t dppin[3] ;
838 dppin[0] = fGeom->GetPinDiodeSize(0) / 2.0 ;
839 dppin[1] = fGeom->GetPinDiodeSize(1) / 2.0 ;
840 dppin[2] = fGeom->GetPinDiodeSize(2) / 2.0 ;
d15a28e7 841
92862013 842 gMC->Gsvolu("PPIN", "BOX ", idtmed[705], dppin, 3) ;
d15a28e7 843
92862013 844 yO = fGeom->GetCrystalSupportHeight() / 2.0 - fGeom->GetPinDiodeSize(1) / 2.0 ;
d15a28e7 845
92862013 846 gMC->Gspos("PPIN", 1, "PSUP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 847
848 // ---
849 // --- Define Upper Cooling Panel, place it on top of PTCB ---
92862013 850 Float_t dpucp[3] ;
d15a28e7 851 // --- Upper Cooling Plate thickness ---
852
92862013 853 dpucp[0] = dptcb[0] ;
854 dpucp[1] = fGeom->GetUpperCoolingPlateThickness() ;
855 dpucp[2] = dptcb[2] ;
d15a28e7 856
92862013 857 gMC->Gsvolu("PUCP", "BOX ", idtmed[701], dpucp,3) ;
d15a28e7 858
92862013 859 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetUpperCoolingPlateThickness() ) / 2.
d15a28e7 860 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness()
861 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() - fGeom->GetUpperCoolingPlateThickness() ) ;
862
92862013 863 gMC->Gspos("PUCP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 864
865 // ---
866 // --- Define Al Support Plate, position it inside PAIR ---
867 // --- right beneath PTCB ---
868 // --- Al Support Plate thickness ---
869
92862013 870 Float_t dpasp[3] ;
871 dpasp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
872 dpasp[1] = fGeom->GetSupportPlateThickness() / 2.0 ;
873 dpasp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 874
92862013 875 gMC->Gsvolu("PASP", "BOX ", idtmed[701], dpasp, 3) ;
d15a28e7 876
92862013 877 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetSupportPlateThickness() ) / 2.
d15a28e7 878 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance()
92862013 879 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 ) ;
d15a28e7 880
92862013 881 gMC->Gspos("PASP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 882
883 // ---
884 // --- Define Thermo Insulating Plate, position it inside PAIR ---
885 // --- right beneath PASP ---
886 // --- Lower Thermo Insulating Plate thickness ---
887
92862013 888 Float_t dptip[3] ;
889 dptip[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
890 dptip[1] = fGeom->GetLowerThermoPlateThickness() / 2.0 ;
891 dptip[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 892
92862013 893 gMC->Gsvolu("PTIP", "BOX ", idtmed[706], dptip, 3) ;
d15a28e7 894
92862013 895 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerThermoPlateThickness() ) / 2.
d15a28e7 896 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness()
92862013 897 - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() ) ;
d15a28e7 898
92862013 899 gMC->Gspos("PTIP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 900
901 // ---
902 // --- Define Textolit Plate, position it inside PAIR ---
903 // --- right beneath PTIP ---
904 // --- Lower Textolit Plate thickness ---
905
92862013 906 Float_t dptxp[3] ;
907 dptxp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
908 dptxp[1] = fGeom->GetLowerTextolitPlateThickness() / 2.0 ;
909 dptxp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 910
92862013 911 gMC->Gsvolu("PTXP", "BOX ", idtmed[707], dptxp, 3) ;
d15a28e7 912
92862013 913 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerTextolitPlateThickness() ) / 2.
d15a28e7 914 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness()
92862013 915 - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness()
d15a28e7 916 + fGeom->GetLowerThermoPlateThickness() ) ;
917
92862013 918 gMC->Gspos("PTXP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 919
920}
921
922//____________________________________________________________________________
923void AliPHOSv0::CreateGeometryforPPSD()
fe4da5cc 924{
b2a60966 925 // Create the PHOS-PPSD geometry for GEANT
926
927 //BEGIN_HTML
928 /*
929 <H2>
930 Geant3 geometry tree of PHOS-PPSD in ALICE
931 </H2>
932 <P><CENTER>
933 <IMG Align=BOTTOM ALT="PPSD geant tree" SRC="../images/PPSDinAlice.gif">
934 </CENTER><P>
935 */
936 //END_HTML
937
938 // Get pointer to the array containing media indexes
92862013 939 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 940
92862013 941 // The box containing all ppsd's for one PHOS module filled with air
942 Float_t ppsd[3] ;
bacd0b23 943 ppsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ;
944 ppsd[1] = fGeom->GetCPVBoxSize(1) / 2.0 ;
945 ppsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ;
fe4da5cc 946
92862013 947 gMC->Gsvolu("PPSD", "BOX ", idtmed[798], ppsd, 3) ;
d15a28e7 948
92862013 949 Float_t yO = fGeom->GetOuterBoxSize(1) / 2.0 ;
d15a28e7 950
92862013 951 gMC->Gspos("PPSD", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 952
953 // Now we build a micromegas module
954 // The box containing the whole module filled with epoxy (FR4)
955
92862013 956 Float_t mppsd[3] ;
957 mppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ;
958 mppsd[1] = fGeom->GetPPSDModuleSize(1) / 2.0 ;
959 mppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ;
d15a28e7 960
92862013 961 gMC->Gsvolu("MPPS", "BOX ", idtmed[708], mppsd, 3) ;
d15a28e7 962
92862013 963 // Inside mppsd :
d15a28e7 964 // 1. The Top Lid made of epoxy (FR4)
965
92862013 966 Float_t tlppsd[3] ;
967 tlppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ;
968 tlppsd[1] = fGeom->GetLidThickness() / 2.0 ;
969 tlppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ;
d15a28e7 970
92862013 971 gMC->Gsvolu("TLPS", "BOX ", idtmed[708], tlppsd, 3) ;
d15a28e7 972
92862013 973 Float_t y0 = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ;
d15a28e7 974
92862013 975 gMC->Gspos("TLPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 976
977 // 2. the upper panel made of composite material
978
92862013 979 Float_t upppsd[3] ;
980 upppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
981 upppsd[1] = fGeom->GetCompositeThickness() / 2.0 ;
982 upppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 983
92862013 984 gMC->Gsvolu("UPPS", "BOX ", idtmed[709], upppsd, 3) ;
d15a28e7 985
92862013 986 y0 = y0 - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 987
92862013 988 gMC->Gspos("UPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 989
990 // 3. the anode made of Copper
991
92862013 992 Float_t anppsd[3] ;
993 anppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
994 anppsd[1] = fGeom->GetAnodeThickness() / 2.0 ;
995 anppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 996
92862013 997 gMC->Gsvolu("ANPS", "BOX ", idtmed[710], anppsd, 3) ;
d15a28e7 998
92862013 999 y0 = y0 - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ;
d15a28e7 1000
92862013 1001 gMC->Gspos("ANPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1002
1003 // 4. the conversion gap + avalanche gap filled with gas
1004
92862013 1005 Float_t ggppsd[3] ;
1006 ggppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
1007 ggppsd[1] = ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2.0 ;
1008 ggppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 1009
92862013 1010 gMC->Gsvolu("GGPS", "BOX ", idtmed[715], ggppsd, 3) ;
d15a28e7 1011
1012 // --- Divide GGPP in X (phi) and Z directions --
1013 gMC->Gsdvn("GROW", "GGPS", fGeom->GetNumberOfPadsPhi(), 1) ;
1014 gMC->Gsdvn("GCEL", "GROW", fGeom->GetNumberOfPadsZ() , 3) ;
1015
92862013 1016 y0 = y0 - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ;
d15a28e7 1017
92862013 1018 gMC->Gspos("GGPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1019
1020
1021 // 6. the cathode made of Copper
1022
92862013 1023 Float_t cappsd[3] ;
1024 cappsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
1025 cappsd[1] = fGeom->GetCathodeThickness() / 2.0 ;
1026 cappsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 1027
92862013 1028 gMC->Gsvolu("CAPS", "BOX ", idtmed[710], cappsd, 3) ;
d15a28e7 1029
92862013 1030 y0 = y0 - ( fGeom->GetAvalancheGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ;
d15a28e7 1031
92862013 1032 gMC->Gspos("CAPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1033
1034 // 7. the printed circuit made of G10
1035
92862013 1036 Float_t pcppsd[3] ;
1037 pcppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2,.0 ;
1038 pcppsd[1] = fGeom->GetPCThickness() / 2.0 ;
1039 pcppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 1040
92862013 1041 gMC->Gsvolu("PCPS", "BOX ", idtmed[711], cappsd, 3) ;
d15a28e7 1042
92862013 1043 y0 = y0 - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ;
d15a28e7 1044
92862013 1045 gMC->Gspos("PCPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1046
1047 // 8. the lower panel made of composite material
1048
92862013 1049 Float_t lpppsd[3] ;
1050 lpppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
1051 lpppsd[1] = fGeom->GetCompositeThickness() / 2.0 ;
1052 lpppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 1053
92862013 1054 gMC->Gsvolu("LPPS", "BOX ", idtmed[709], lpppsd, 3) ;
d15a28e7 1055
92862013 1056 y0 = y0 - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 1057
92862013 1058 gMC->Gspos("LPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1059
92862013 1060 // Position the fNumberOfModulesPhi x fNumberOfModulesZ modules (mppsd) inside PPSD to cover a PHOS module
d15a28e7 1061 // the top and bottom one's (which are assumed identical) :
1062
bacd0b23 1063 Float_t yt = ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ;
1064 Float_t yb = - ( fGeom->GetCPVBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ;
d15a28e7 1065
92862013 1066 Int_t copyNumbertop = 0 ;
1067 Int_t copyNumberbot = fGeom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() ;
d15a28e7 1068
bacd0b23 1069 Float_t x = ( fGeom->GetCPVBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ;
d15a28e7 1070
1071 for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module
bacd0b23 1072 Float_t z = ( fGeom->GetCPVBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ;
d15a28e7 1073
1074 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module
92862013 1075 gMC->Gspos("MPPS", ++copyNumbertop, "PPSD", x, yt, z, 0, "ONLY") ;
1076 gMC->Gspos("MPPS", ++copyNumberbot, "PPSD", x, yb, z, 0, "ONLY") ;
1077 z = z - fGeom->GetPPSDModuleSize(2) ;
d15a28e7 1078 } // end of Z module loop
92862013 1079 x = x - fGeom->GetPPSDModuleSize(0) ;
d15a28e7 1080 } // end of phi module loop
1081
1082 // The Lead converter between two air gaps
1083 // 1. Upper air gap
1084
92862013 1085 Float_t uappsd[3] ;
bacd0b23 1086 uappsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ;
92862013 1087 uappsd[1] = fGeom->GetMicro1ToLeadGap() / 2.0 ;
bacd0b23 1088 uappsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ;
d15a28e7 1089
92862013 1090 gMC->Gsvolu("UAPPSD", "BOX ", idtmed[798], uappsd, 3) ;
d15a28e7 1091
bacd0b23 1092 y0 = ( fGeom->GetCPVBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ;
d15a28e7 1093
92862013 1094 gMC->Gspos("UAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1095
1096 // 2. Lead converter
1097
92862013 1098 Float_t lcppsd[3] ;
bacd0b23 1099 lcppsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ;
92862013 1100 lcppsd[1] = fGeom->GetLeadConverterThickness() / 2.0 ;
bacd0b23 1101 lcppsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ;
d15a28e7 1102
92862013 1103 gMC->Gsvolu("LCPPSD", "BOX ", idtmed[712], lcppsd, 3) ;
d15a28e7 1104
92862013 1105 y0 = y0 - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ;
d15a28e7 1106
92862013 1107 gMC->Gspos("LCPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1108
1109 // 3. Lower air gap
1110
92862013 1111 Float_t lappsd[3] ;
bacd0b23 1112 lappsd[0] = fGeom->GetCPVBoxSize(0) / 2.0 ;
92862013 1113 lappsd[1] = fGeom->GetLeadToMicro2Gap() / 2.0 ;
bacd0b23 1114 lappsd[2] = fGeom->GetCPVBoxSize(2) / 2.0 ;
d15a28e7 1115
92862013 1116 gMC->Gsvolu("LAPPSD", "BOX ", idtmed[798], lappsd, 3) ;
fe4da5cc 1117
92862013 1118 y0 = y0 - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ;
d15a28e7 1119
92862013 1120 gMC->Gspos("LAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 1121
fe4da5cc 1122}
1123
d15a28e7 1124
bacd0b23 1125//____________________________________________________________________________
1126void AliPHOSv0::CreateGeometryforCPV()
1127{
1128 // Create the PHOS-CPV geometry for GEANT
1129 // Author: Yuri Kharlov 11 September 2000
1130
1131 //BEGIN_HTML
1132 /*
1133 <H2>
1134 Geant3 geometry of PHOS-CPV in ALICE
1135 </H2>
1136 <table width=700>
1137
1138 <tr>
1139 <td>CPV perspective view</td>
1140 <td>CPV front view </td>
1141 </tr>
1142
1143 <tr>
1144 <td> <img height=300 width=290 src="../images/CPVallPersp.gif"> </td>
1145 <td> <img height=300 width=290 src="../images/CPVallFront.gif"> </td>
1146 </tr>
1147
1148 <tr>
1149 <td>One CPV module, perspective view </td>
1150 <td>One CPV module, front view (extended in vertical direction) </td>
1151 </tr>
1152
1153 <tr>
1154 <td><img height=300 width=290 src="../images/CPVmodulePers.gif"></td>
1155 <td><img height=300 width=290 src="../images/CPVmoduleSide.gif"></td>
1156 </tr>
1157
1158 </table>
1159
1160 <H2>
1161 Geant3 geometry tree of PHOS-CPV in ALICE
1162 </H2>
1163 <center>
1164 <img height=300 width=290 src="../images/CPVtree.gif">
1165 </center>
1166 */
1167 //END_HTML
1168
1169 Float_t par[3], x,y,z;
1170
1171 // Get pointer to the array containing media indexes
1172 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
1173
1174 // The box containing all CPV for one PHOS module filled with air
1175 par[0] = fGeom->GetCPVBoxSize(0) / 2.0 ;
1176 par[1] = fGeom->GetCPVBoxSize(1) / 2.0 ;
1177 par[2] = fGeom->GetCPVBoxSize(2) / 2.0 ;
1178 gMC->Gsvolu("CPV ", "BOX ", idtmed[798], par, 3) ;
1179
1180 y = fGeom->GetOuterBoxSize(1) / 2.0 ;
1181 gMC->Gspos("CPV ", 1, "PHOS", 0.0, y, 0.0, 0, "ONLY") ;
1182
1183 // Gassiplex board
1184
1185 par[0] = fGeom->GetGassiplexChipSize(0)/2.;
1186 par[1] = fGeom->GetGassiplexChipSize(1)/2.;
1187 par[2] = fGeom->GetGassiplexChipSize(2)/2.;
1188 gMC->Gsvolu("CPVC","BOX ",idtmed[707],par,3);
1189
1190 // Cu+Ni foil covers Gassiplex board
1191
1192 par[1] = fGeom->GetCPVCuNiFoilThickness()/2;
1193 gMC->Gsvolu("CPVD","BOX ",idtmed[710],par,3);
1194 y = -(fGeom->GetGassiplexChipSize(1)/2 - par[1]);
1195 gMC->Gspos("CPVD",1,"CPVC",0,y,0,0,"ONLY");
1196
1197 // Position of the chip inside CPV
1198
1199 Float_t xStep = fGeom->GetCPVActiveSize(0) / (fGeom->GetNumberOfCPVChipsPhi() + 1);
1200 Float_t zStep = fGeom->GetCPVActiveSize(1) / (fGeom->GetNumberOfCPVChipsZ() + 1);
1201 Int_t copy = 0;
1202 y = fGeom->GetCPVFrameSize(1)/2 - fGeom->GetFTPosition(0) +
1203 fGeom->GetCPVTextoliteThickness() / 2 + fGeom->GetGassiplexChipSize(1) / 2 + 0.1;
1204 for (Int_t ix=0; ix<fGeom->GetNumberOfCPVChipsPhi(); ix++) {
1205 x = xStep * (ix+1) - fGeom->GetCPVActiveSize(0)/2;
1206 for (Int_t iz=0; iz<fGeom->GetNumberOfCPVChipsZ(); iz++) {
1207 copy++;
1208 z = zStep * (iz+1) - fGeom->GetCPVActiveSize(1)/2;
1209 gMC->Gspos("CPVC",copy,"CPV",x,y,z,0,"ONLY");
1210 }
1211 }
1212
1213 // Foiled textolite (1 mm of textolite + 50 mkm of Cu + 6 mkm of Ni)
1214
1215 par[0] = fGeom->GetCPVActiveSize(0) / 2;
1216 par[1] = fGeom->GetCPVTextoliteThickness() / 2;
1217 par[2] = fGeom->GetCPVActiveSize(1) / 2;
1218 gMC->Gsvolu("CPVF","BOX ",idtmed[707],par,3);
1219
1220 // Argon gas volume
1221
1222 par[1] = (fGeom->GetFTPosition(2) - fGeom->GetFTPosition(1) - fGeom->GetCPVTextoliteThickness()) / 2;
1223 gMC->Gsvolu("CPVG","BOX ",idtmed[715],par,3);
1224
1225 for (Int_t i=0; i<4; i++) {
1226 y = fGeom->GetCPVFrameSize(1) / 2 - fGeom->GetFTPosition(i) + fGeom->GetCPVTextoliteThickness()/2;
1227 gMC->Gspos("CPVF",i+1,"CPV",0,y,0,0,"ONLY");
1228 if(i==1){
1229 y-= (fGeom->GetFTPosition(2) - fGeom->GetFTPosition(1)) / 2;
1230 gMC->Gspos("CPVG",1,"CPV ",0,y,0,0,"ONLY");
1231 }
1232 }
1233
1234 // Dummy sensitive plane in the middle of argone gas volume
1235
1236 par[1]=0.001;
1237 gMC->Gsvolu("CPVQ","BOX ",idtmed[715],par,3);
1238 gMC->Gspos ("CPVQ",1,"CPVG",0,0,0,0,"ONLY");
1239
1240 // Cu+Ni foil covers textolite
1241
1242 par[1] = fGeom->GetCPVCuNiFoilThickness() / 2;
1243 gMC->Gsvolu("CPV1","BOX ",idtmed[710],par,3);
1244 y = fGeom->GetCPVTextoliteThickness()/2 - par[1];
1245 gMC->Gspos ("CPV1",1,"CPVF",0,y,0,0,"ONLY");
1246
1247 // Aluminum frame around CPV
1248
1249 par[0] = fGeom->GetCPVFrameSize(0)/2;
1250 par[1] = fGeom->GetCPVFrameSize(1)/2;
1251 par[2] = fGeom->GetCPVBoxSize(2) /2;
1252 gMC->Gsvolu("CFR1","BOX ",idtmed[701],par,3);
1253
1254 par[0] = fGeom->GetCPVBoxSize(0)/2 - fGeom->GetCPVFrameSize(0);
1255 par[1] = fGeom->GetCPVFrameSize(1)/2;
1256 par[2] = fGeom->GetCPVFrameSize(2)/2;
1257 gMC->Gsvolu("CFR2","BOX ",idtmed[701],par,3);
1258
1259 for (Int_t j=0; j<=1; j++) {
1260 x = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(0) - fGeom->GetCPVFrameSize(0)) / 2;
1261 gMC->Gspos("CFR1",j+1,"CPV", x,0,0,0,"ONLY");
1262 z = TMath::Sign(1,2*j-1) * (fGeom->GetCPVBoxSize(2) - fGeom->GetCPVFrameSize(2)) / 2;
1263 gMC->Gspos("CFR2",j+1,"CPV",0, 0,z,0,"ONLY");
1264 }
1265
1266}
1267
1268
d15a28e7 1269//____________________________________________________________________________
1270void AliPHOSv0::Init(void)
1271{
b2a60966 1272 // Just prints an information message
1273
d15a28e7 1274 Int_t i;
1275
1276 printf("\n");
1277 for(i=0;i<35;i++) printf("*");
1278 printf(" PHOS_INIT ");
1279 for(i=0;i<35;i++) printf("*");
1280 printf("\n");
1281
1282 // Here the PHOS initialisation code (if any!)
1283
e04976bd 1284 if (fGeom!=0)
1285 cout << "AliPHOS" << Version() << " : PHOS geometry intialized for " << fGeom->GetName() << endl ;
1286 else
1287 cout << "AliPHOS" << Version() << " : PHOS geometry initialization failed !" << endl ;
1288
d15a28e7 1289 for(i=0;i<80;i++) printf("*");
1290 printf("\n");
1291
1292}
1293