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AliPHOSv0, AliPHOSv4 could not be instantiated because methods from the pure abstract...
[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"
fe4da5cc 32
81e92872 33
d15a28e7 34// --- Standard library ---
35
de9ec31b 36#include <stdio.h>
37#include <string.h>
38#include <stdlib.h>
39#include <strstream.h>
d15a28e7 40
41// --- AliRoot header files ---
42
fe4da5cc 43#include "AliPHOSv0.h"
44#include "AliRun.h"
d15a28e7 45#include "AliConst.h"
fe4da5cc 46
47ClassImp(AliPHOSv0)
48
d15a28e7 49//____________________________________________________________________________
50AliPHOSv0::AliPHOSv0(const char *name, const char *title):
51 AliPHOS(name,title)
52{
b2a60966 53 // ctor : title is used to identify the layout
54 // GPS2 = 5 modules (EMC + PPSD)
fe4da5cc 55
d15a28e7 56 // gets an instance of the geometry parameters class
6ad0bfa0 57
d15a28e7 58 fGeom = AliPHOSGeometry::GetInstance(title, "") ;
59
60 if (fGeom->IsInitialized() )
88bdfa12 61 cout << "AliPHOS" << Version() << " : PHOS geometry intialized for " << fGeom->GetName() << endl ;
d15a28e7 62 else
88bdfa12 63 cout << "AliPHOS" << Version() << " : PHOS geometry initialization failed !" << endl ;
07a64e48 64
d15a28e7 65}
66
d15a28e7 67//____________________________________________________________________________
68void AliPHOSv0::BuildGeometry()
fe4da5cc 69{
b2a60966 70 // Build the PHOS geometry for the ROOT display
71 //BEGIN_HTML
72 /*
73 <H2>
74 PHOS in ALICE displayed by root
75 </H2>
76 <UL>
77 <LI> All Views
78 <P>
79 <CENTER>
80 <IMG Align=BOTTOM ALT="All Views" SRC="../images/AliPHOSv0AllViews.gif">
81 </CENTER></P></LI>
82 <LI> Front View
83 <P>
84 <CENTER>
85 <IMG Align=BOTTOM ALT="Front View" SRC="../images/AliPHOSv0FrontView.gif">
86 </CENTER></P></LI>
87 <LI> 3D View 1
88 <P>
89 <CENTER>
90 <IMG Align=BOTTOM ALT="3D View 1" SRC="../images/AliPHOSv03DView1.gif">
91 </CENTER></P></LI>
92 <LI> 3D View 2
93 <P>
94 <CENTER>
95 <IMG Align=BOTTOM ALT="3D View 2" SRC="../images/AliPHOSv03DView2.gif">
96 </CENTER></P></LI>
97 </UL>
98 */
99 //END_HTML
d15a28e7 100
101 this->BuildGeometryforPHOS() ;
102 if ( ( strcmp(fGeom->GetName(), "GPS2" ) == 0 ) )
103 this->BuildGeometryforPPSD() ;
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
243 new TBRIK( "PPSDBox", "PPSD box", "void", fGeom->GetPPSDBoxSize(0)/2,
244 fGeom->GetPPSDBoxSize(1)/2,
245 fGeom->GetPPSDBoxSize(2)/2 );
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
288 new TBRIK ( "LeadToM", "Air Gap top", "void", fGeom->GetPPSDBoxSize(0)/2,
289 fGeom->GetMicro1ToLeadGap()/2,
290 fGeom->GetPPSDBoxSize(2)/2 ) ;
291
292// Gap between Lead and bottom micromegas
293
294 new TBRIK ( "MToLead", "Air Gap bottom", "void", fGeom->GetPPSDBoxSize(0)/2,
295 fGeom->GetLeadToMicro2Gap()/2,
296 fGeom->GetPPSDBoxSize(2)/2 ) ;
297 // Lead converter
298
299 new TBRIK ( "Lead", "Lead converter", "void", fGeom->GetPPSDBoxSize(0)/2,
300 fGeom->GetLeadConverterThickness()/2,
301 fGeom->GetPPSDBoxSize(2)/2 ) ;
302
303 // position PPSD into ALICE
304
305 char * nodename = new char[20] ;
306 char * rotname = new char[20] ;
307
92862013 308 Float_t r = fGeom->GetIPtoTopLidDistance() + fGeom->GetPPSDBoxSize(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
92862013 326 x = ( fGeom->GetPPSDBoxSize(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
329 Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ;
330 TNode * micro1node ;
331 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module
332 y = ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ;
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() ;
390 y = ( fGeom->GetPPSDBoxSize(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
92862013 408 x = ( fGeom->GetPPSDBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. - fGeom->GetPhiDisplacement() ;
31aa6d6c 409 {
410 for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) {
411 Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. - fGeom->GetZDisplacement() ;;
412 TNode * micro2node ;
413 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) {
414 y = - ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ;
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
d15a28e7 477//____________________________________________________________________________
fe4da5cc 478void AliPHOSv0::CreateGeometry()
479{
b2a60966 480 // Create the PHOS geometry for Geant
d15a28e7 481
92862013 482 AliPHOSv0 *phostmp = (AliPHOSv0*)gAlice->GetModule("PHOS") ;
d15a28e7 483
92862013 484 if ( phostmp == NULL ) {
d15a28e7 485
486 fprintf(stderr, "PHOS detector not found!\n") ;
487 return;
fe4da5cc 488
d15a28e7 489 }
d15a28e7 490 // Get pointer to the array containing media indeces
92862013 491 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 492
92862013 493 Float_t bigbox[3] ;
494 bigbox[0] = fGeom->GetOuterBoxSize(0) / 2.0 ;
495 bigbox[1] = ( fGeom->GetOuterBoxSize(1) + fGeom->GetPPSDBoxSize(1) ) / 2.0 ;
496 bigbox[2] = fGeom->GetOuterBoxSize(2) / 2.0 ;
d15a28e7 497
92862013 498 gMC->Gsvolu("PHOS", "BOX ", idtmed[798], bigbox, 3) ;
d15a28e7 499
500 this->CreateGeometryforPHOS() ;
501 if ( strcmp( fGeom->GetName(), "GPS2") == 0 )
502 this->CreateGeometryforPPSD() ;
503 else
504 cout << "AliPHOSv0::CreateGeometry : no charged particle identification system installed" << endl;
505
506 // --- Position PHOS mdules in ALICE setup ---
507
92862013 508 Int_t idrotm[99] ;
509 Double_t const kRADDEG = 180.0 / kPI ;
d15a28e7 510
511 for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) {
512
513 Float_t angle = fGeom->GetPHOSAngle(i) ;
92862013 514 AliMatrix(idrotm[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0) ;
d15a28e7 515
92862013 516 Float_t r = fGeom->GetIPtoOuterCoverDistance() + ( fGeom->GetOuterBoxSize(1) + fGeom->GetPPSDBoxSize(1) ) / 2.0 ;
d15a28e7 517
92862013 518 Float_t xP1 = r * TMath::Sin( angle / kRADDEG ) ;
519 Float_t yP1 = -r * TMath::Cos( angle / kRADDEG ) ;
d15a28e7 520
92862013 521 gMC->Gspos("PHOS", i, "ALIC", xP1, yP1, 0.0, idrotm[i-1], "ONLY") ;
d15a28e7 522
523 } // for GetNModules
524
fe4da5cc 525}
d15a28e7 526
527//____________________________________________________________________________
528void AliPHOSv0::CreateGeometryforPHOS()
529{
b2a60966 530 // Create the PHOS-EMC geometry for GEANT
531 //BEGIN_HTML
532 /*
533 <H2>
534 Geant3 geometry tree of PHOS-EMC in ALICE
535 </H2>
536 <P><CENTER>
537 <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/EMCinAlice.gif">
538 </CENTER><P>
539 */
540 //END_HTML
541
542 // Get pointer to the array containing media indexes
92862013 543 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 544
545 // ---
546 // --- Define PHOS box volume, fPUFPill with thermo insulating foam ---
547 // --- Foam Thermo Insulating outer cover dimensions ---
92862013 548 // --- Put it in bigbox = PHOS
d15a28e7 549
92862013 550 Float_t dphos[3] ;
551 dphos[0] = fGeom->GetOuterBoxSize(0) / 2.0 ;
552 dphos[1] = fGeom->GetOuterBoxSize(1) / 2.0 ;
553 dphos[2] = fGeom->GetOuterBoxSize(2) / 2.0 ;
d15a28e7 554
92862013 555 gMC->Gsvolu("EMCA", "BOX ", idtmed[706], dphos, 3) ;
d15a28e7 556
92862013 557 Float_t yO = - fGeom->GetPPSDBoxSize(1) / 2.0 ;
d15a28e7 558
92862013 559 gMC->Gspos("EMCA", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 560
561 // ---
562 // --- Define Textolit Wall box, position inside EMCA ---
563 // --- Textolit Wall box dimentions ---
564
565
92862013 566 Float_t dptxw[3];
567 dptxw[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ;
568 dptxw[1] = fGeom->GetTextolitBoxSize(1) / 2.0 ;
569 dptxw[2] = fGeom->GetTextolitBoxSize(2) / 2.0 ;
d15a28e7 570
92862013 571 gMC->Gsvolu("PTXW", "BOX ", idtmed[707], dptxw, 3);
d15a28e7 572
92862013 573 yO = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ;
d15a28e7 574
92862013 575 gMC->Gspos("PTXW", 1, "EMCA", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 576
577 // ---
578 // --- Define Upper Polystyrene Foam Plate, place inside PTXW ---
579 // --- immediately below Foam Thermo Insulation Upper plate ---
580
581 // --- Upper Polystyrene Foam plate thickness ---
582
92862013 583 Float_t dpufp[3] ;
584 dpufp[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ;
585 dpufp[1] = fGeom->GetSecondUpperPlateThickness() / 2. ;
586 dpufp[2] = fGeom->GetTextolitBoxSize(2) /2.0 ;
d15a28e7 587
92862013 588 gMC->Gsvolu("PUFP", "BOX ", idtmed[703], dpufp, 3) ;
d15a28e7 589
92862013 590 yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ;
d15a28e7 591
92862013 592 gMC->Gspos("PUFP", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 593
594 // ---
595 // --- Define air-filled box, place inside PTXW ---
596 // --- Inner AIR volume dimensions ---
fe4da5cc 597
d15a28e7 598
92862013 599 Float_t dpair[3] ;
600 dpair[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
601 dpair[1] = fGeom->GetAirFilledBoxSize(1) / 2.0 ;
602 dpair[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 603
92862013 604 gMC->Gsvolu("PAIR", "BOX ", idtmed[798], dpair, 3) ;
d15a28e7 605
92862013 606 yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ;
d15a28e7 607
92862013 608 gMC->Gspos("PAIR", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 609
610// --- Dimensions of PbWO4 crystal ---
611
92862013 612 Float_t xtlX = fGeom->GetCrystalSize(0) ;
613 Float_t xtlY = fGeom->GetCrystalSize(1) ;
614 Float_t xtlZ = fGeom->GetCrystalSize(2) ;
d15a28e7 615
92862013 616 Float_t dptcb[3] ;
617 dptcb[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
618 dptcb[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0
d15a28e7 619 + fGeom->GetModuleBoxThickness() / 2.0 ;
92862013 620 dptcb[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ;
d15a28e7 621
92862013 622 gMC->Gsvolu("PTCB", "BOX ", idtmed[706], dptcb, 3) ;
d15a28e7 623
92862013 624 yO = fGeom->GetAirFilledBoxSize(1) / 2.0 - dptcb[1]
d15a28e7 625 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness()
626 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ;
627
92862013 628 gMC->Gspos("PTCB", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 629
630 // ---
631 // --- Define Crystal BLock filled with air, position it inside PTCB ---
92862013 632 Float_t dpcbl[3] ;
d15a28e7 633
92862013 634 dpcbl[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ;
635 dpcbl[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
636 dpcbl[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ;
d15a28e7 637
92862013 638 gMC->Gsvolu("PCBL", "BOX ", idtmed[798], dpcbl, 3) ;
d15a28e7 639
640 // --- Divide PCBL in X (phi) and Z directions --
641 gMC->Gsdvn("PROW", "PCBL", Int_t (fGeom->GetNPhi()), 1) ;
642 gMC->Gsdvn("PCEL", "PROW", Int_t (fGeom->GetNZ()), 3) ;
643
92862013 644 yO = -fGeom->GetModuleBoxThickness() / 2.0 ;
d15a28e7 645
92862013 646 gMC->Gspos("PCBL", 1, "PTCB", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 647
648 // ---
649 // --- Define STeel (actually, it's titanium) Cover volume, place inside PCEL
92862013 650 Float_t dpstc[3] ;
d15a28e7 651
92862013 652 dpstc[0] = ( xtlX + 2 * fGeom->GetCrystalWrapThickness() ) / 2.0 ;
653 dpstc[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
654 dpstc[2] = ( xtlZ + 2 * fGeom->GetCrystalWrapThickness() + 2 * fGeom->GetCrystalHolderThickness() ) / 2.0 ;
d15a28e7 655
92862013 656 gMC->Gsvolu("PSTC", "BOX ", idtmed[704], dpstc, 3) ;
d15a28e7 657
658 gMC->Gspos("PSTC", 1, "PCEL", 0.0, 0.0, 0.0, 0, "ONLY") ;
659
660 // ---
661 // --- Define Tyvek volume, place inside PSTC ---
92862013 662 Float_t dppap[3] ;
d15a28e7 663
92862013 664 dppap[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ;
665 dppap[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ;
666 dppap[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ;
d15a28e7 667
92862013 668 gMC->Gsvolu("PPAP", "BOX ", idtmed[702], dppap, 3) ;
d15a28e7 669
92862013 670 yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0
671 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ;
d15a28e7 672
92862013 673 gMC->Gspos("PPAP", 1, "PSTC", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 674
675 // ---
676 // --- Define PbWO4 crystal volume, place inside PPAP ---
92862013 677 Float_t dpxtl[3] ;
d15a28e7 678
92862013 679 dpxtl[0] = xtlX / 2.0 ;
680 dpxtl[1] = xtlY / 2.0 ;
681 dpxtl[2] = xtlZ / 2.0 ;
d15a28e7 682
92862013 683 gMC->Gsvolu("PXTL", "BOX ", idtmed[699], dpxtl, 3) ;
d15a28e7 684
92862013 685 yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 - xtlY / 2.0 - fGeom->GetCrystalWrapThickness() ;
d15a28e7 686
92862013 687 gMC->Gspos("PXTL", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 688
689 // ---
690 // --- Define crystal support volume, place inside PPAP ---
92862013 691 Float_t dpsup[3] ;
d15a28e7 692
92862013 693 dpsup[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ;
694 dpsup[1] = fGeom->GetCrystalSupportHeight() / 2.0 ;
695 dpsup[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ;
d15a28e7 696
92862013 697 gMC->Gsvolu("PSUP", "BOX ", idtmed[798], dpsup, 3) ;
d15a28e7 698
92862013 699 yO = fGeom->GetCrystalSupportHeight() / 2.0 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ;
d15a28e7 700
92862013 701 gMC->Gspos("PSUP", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 702
703 // ---
704 // --- Define PIN-diode volume and position it inside crystal support ---
705 // --- right behind PbWO4 crystal
706
707 // --- PIN-diode dimensions ---
708
709
92862013 710 Float_t dppin[3] ;
711 dppin[0] = fGeom->GetPinDiodeSize(0) / 2.0 ;
712 dppin[1] = fGeom->GetPinDiodeSize(1) / 2.0 ;
713 dppin[2] = fGeom->GetPinDiodeSize(2) / 2.0 ;
d15a28e7 714
92862013 715 gMC->Gsvolu("PPIN", "BOX ", idtmed[705], dppin, 3) ;
d15a28e7 716
92862013 717 yO = fGeom->GetCrystalSupportHeight() / 2.0 - fGeom->GetPinDiodeSize(1) / 2.0 ;
d15a28e7 718
92862013 719 gMC->Gspos("PPIN", 1, "PSUP", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 720
721 // ---
722 // --- Define Upper Cooling Panel, place it on top of PTCB ---
92862013 723 Float_t dpucp[3] ;
d15a28e7 724 // --- Upper Cooling Plate thickness ---
725
92862013 726 dpucp[0] = dptcb[0] ;
727 dpucp[1] = fGeom->GetUpperCoolingPlateThickness() ;
728 dpucp[2] = dptcb[2] ;
d15a28e7 729
92862013 730 gMC->Gsvolu("PUCP", "BOX ", idtmed[701], dpucp,3) ;
d15a28e7 731
92862013 732 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetUpperCoolingPlateThickness() ) / 2.
d15a28e7 733 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness()
734 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() - fGeom->GetUpperCoolingPlateThickness() ) ;
735
92862013 736 gMC->Gspos("PUCP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 737
738 // ---
739 // --- Define Al Support Plate, position it inside PAIR ---
740 // --- right beneath PTCB ---
741 // --- Al Support Plate thickness ---
742
92862013 743 Float_t dpasp[3] ;
744 dpasp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
745 dpasp[1] = fGeom->GetSupportPlateThickness() / 2.0 ;
746 dpasp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 747
92862013 748 gMC->Gsvolu("PASP", "BOX ", idtmed[701], dpasp, 3) ;
d15a28e7 749
92862013 750 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetSupportPlateThickness() ) / 2.
d15a28e7 751 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance()
92862013 752 - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 ) ;
d15a28e7 753
92862013 754 gMC->Gspos("PASP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 755
756 // ---
757 // --- Define Thermo Insulating Plate, position it inside PAIR ---
758 // --- right beneath PASP ---
759 // --- Lower Thermo Insulating Plate thickness ---
760
92862013 761 Float_t dptip[3] ;
762 dptip[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
763 dptip[1] = fGeom->GetLowerThermoPlateThickness() / 2.0 ;
764 dptip[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 765
92862013 766 gMC->Gsvolu("PTIP", "BOX ", idtmed[706], dptip, 3) ;
d15a28e7 767
92862013 768 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerThermoPlateThickness() ) / 2.
d15a28e7 769 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness()
92862013 770 - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() ) ;
d15a28e7 771
92862013 772 gMC->Gspos("PTIP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 773
774 // ---
775 // --- Define Textolit Plate, position it inside PAIR ---
776 // --- right beneath PTIP ---
777 // --- Lower Textolit Plate thickness ---
778
92862013 779 Float_t dptxp[3] ;
780 dptxp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ;
781 dptxp[1] = fGeom->GetLowerTextolitPlateThickness() / 2.0 ;
782 dptxp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ;
d15a28e7 783
92862013 784 gMC->Gsvolu("PTXP", "BOX ", idtmed[707], dptxp, 3) ;
d15a28e7 785
92862013 786 yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerTextolitPlateThickness() ) / 2.
d15a28e7 787 - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness()
92862013 788 - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness()
d15a28e7 789 + fGeom->GetLowerThermoPlateThickness() ) ;
790
92862013 791 gMC->Gspos("PTXP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 792
793}
794
795//____________________________________________________________________________
796void AliPHOSv0::CreateGeometryforPPSD()
fe4da5cc 797{
b2a60966 798 // Create the PHOS-PPSD geometry for GEANT
799
800 //BEGIN_HTML
801 /*
802 <H2>
803 Geant3 geometry tree of PHOS-PPSD in ALICE
804 </H2>
805 <P><CENTER>
806 <IMG Align=BOTTOM ALT="PPSD geant tree" SRC="../images/PPSDinAlice.gif">
807 </CENTER><P>
808 */
809 //END_HTML
810
811 // Get pointer to the array containing media indexes
92862013 812 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
d15a28e7 813
92862013 814 // The box containing all ppsd's for one PHOS module filled with air
815 Float_t ppsd[3] ;
816 ppsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ;
817 ppsd[1] = fGeom->GetPPSDBoxSize(1) / 2.0 ;
818 ppsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ;
fe4da5cc 819
92862013 820 gMC->Gsvolu("PPSD", "BOX ", idtmed[798], ppsd, 3) ;
d15a28e7 821
92862013 822 Float_t yO = fGeom->GetOuterBoxSize(1) / 2.0 ;
d15a28e7 823
92862013 824 gMC->Gspos("PPSD", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ;
d15a28e7 825
826 // Now we build a micromegas module
827 // The box containing the whole module filled with epoxy (FR4)
828
92862013 829 Float_t mppsd[3] ;
830 mppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ;
831 mppsd[1] = fGeom->GetPPSDModuleSize(1) / 2.0 ;
832 mppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ;
d15a28e7 833
92862013 834 gMC->Gsvolu("MPPS", "BOX ", idtmed[708], mppsd, 3) ;
d15a28e7 835
92862013 836 // Inside mppsd :
d15a28e7 837 // 1. The Top Lid made of epoxy (FR4)
838
92862013 839 Float_t tlppsd[3] ;
840 tlppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ;
841 tlppsd[1] = fGeom->GetLidThickness() / 2.0 ;
842 tlppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ;
d15a28e7 843
92862013 844 gMC->Gsvolu("TLPS", "BOX ", idtmed[708], tlppsd, 3) ;
d15a28e7 845
92862013 846 Float_t y0 = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ;
d15a28e7 847
92862013 848 gMC->Gspos("TLPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 849
850 // 2. the upper panel made of composite material
851
92862013 852 Float_t upppsd[3] ;
853 upppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
854 upppsd[1] = fGeom->GetCompositeThickness() / 2.0 ;
855 upppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 856
92862013 857 gMC->Gsvolu("UPPS", "BOX ", idtmed[709], upppsd, 3) ;
d15a28e7 858
92862013 859 y0 = y0 - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 860
92862013 861 gMC->Gspos("UPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 862
863 // 3. the anode made of Copper
864
92862013 865 Float_t anppsd[3] ;
866 anppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
867 anppsd[1] = fGeom->GetAnodeThickness() / 2.0 ;
868 anppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 869
92862013 870 gMC->Gsvolu("ANPS", "BOX ", idtmed[710], anppsd, 3) ;
d15a28e7 871
92862013 872 y0 = y0 - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ;
d15a28e7 873
92862013 874 gMC->Gspos("ANPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 875
876 // 4. the conversion gap + avalanche gap filled with gas
877
92862013 878 Float_t ggppsd[3] ;
879 ggppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
880 ggppsd[1] = ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2.0 ;
881 ggppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 882
92862013 883 gMC->Gsvolu("GGPS", "BOX ", idtmed[715], ggppsd, 3) ;
d15a28e7 884
885 // --- Divide GGPP in X (phi) and Z directions --
886 gMC->Gsdvn("GROW", "GGPS", fGeom->GetNumberOfPadsPhi(), 1) ;
887 gMC->Gsdvn("GCEL", "GROW", fGeom->GetNumberOfPadsZ() , 3) ;
888
92862013 889 y0 = y0 - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ;
d15a28e7 890
92862013 891 gMC->Gspos("GGPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 892
893
894 // 6. the cathode made of Copper
895
92862013 896 Float_t cappsd[3] ;
897 cappsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
898 cappsd[1] = fGeom->GetCathodeThickness() / 2.0 ;
899 cappsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 900
92862013 901 gMC->Gsvolu("CAPS", "BOX ", idtmed[710], cappsd, 3) ;
d15a28e7 902
92862013 903 y0 = y0 - ( fGeom->GetAvalancheGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ;
d15a28e7 904
92862013 905 gMC->Gspos("CAPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 906
907 // 7. the printed circuit made of G10
908
92862013 909 Float_t pcppsd[3] ;
910 pcppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2,.0 ;
911 pcppsd[1] = fGeom->GetPCThickness() / 2.0 ;
912 pcppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 913
92862013 914 gMC->Gsvolu("PCPS", "BOX ", idtmed[711], cappsd, 3) ;
d15a28e7 915
92862013 916 y0 = y0 - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ;
d15a28e7 917
92862013 918 gMC->Gspos("PCPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 919
920 // 8. the lower panel made of composite material
921
92862013 922 Float_t lpppsd[3] ;
923 lpppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
924 lpppsd[1] = fGeom->GetCompositeThickness() / 2.0 ;
925 lpppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ;
d15a28e7 926
92862013 927 gMC->Gsvolu("LPPS", "BOX ", idtmed[709], lpppsd, 3) ;
d15a28e7 928
92862013 929 y0 = y0 - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ;
d15a28e7 930
92862013 931 gMC->Gspos("LPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 932
92862013 933 // Position the fNumberOfModulesPhi x fNumberOfModulesZ modules (mppsd) inside PPSD to cover a PHOS module
d15a28e7 934 // the top and bottom one's (which are assumed identical) :
935
92862013 936 Float_t yt = ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ;
937 Float_t yb = - ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ;
d15a28e7 938
92862013 939 Int_t copyNumbertop = 0 ;
940 Int_t copyNumberbot = fGeom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() ;
d15a28e7 941
92862013 942 Float_t x = ( fGeom->GetPPSDBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ;
d15a28e7 943
944 for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module
92862013 945 Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ;
d15a28e7 946
947 for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module
92862013 948 gMC->Gspos("MPPS", ++copyNumbertop, "PPSD", x, yt, z, 0, "ONLY") ;
949 gMC->Gspos("MPPS", ++copyNumberbot, "PPSD", x, yb, z, 0, "ONLY") ;
950 z = z - fGeom->GetPPSDModuleSize(2) ;
d15a28e7 951 } // end of Z module loop
92862013 952 x = x - fGeom->GetPPSDModuleSize(0) ;
d15a28e7 953 } // end of phi module loop
954
955 // The Lead converter between two air gaps
956 // 1. Upper air gap
957
92862013 958 Float_t uappsd[3] ;
959 uappsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ;
960 uappsd[1] = fGeom->GetMicro1ToLeadGap() / 2.0 ;
961 uappsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ;
d15a28e7 962
92862013 963 gMC->Gsvolu("UAPPSD", "BOX ", idtmed[798], uappsd, 3) ;
d15a28e7 964
92862013 965 y0 = ( fGeom->GetPPSDBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ;
d15a28e7 966
92862013 967 gMC->Gspos("UAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 968
969 // 2. Lead converter
970
92862013 971 Float_t lcppsd[3] ;
972 lcppsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ;
973 lcppsd[1] = fGeom->GetLeadConverterThickness() / 2.0 ;
974 lcppsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ;
d15a28e7 975
92862013 976 gMC->Gsvolu("LCPPSD", "BOX ", idtmed[712], lcppsd, 3) ;
d15a28e7 977
92862013 978 y0 = y0 - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ;
d15a28e7 979
92862013 980 gMC->Gspos("LCPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 981
982 // 3. Lower air gap
983
92862013 984 Float_t lappsd[3] ;
985 lappsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ;
986 lappsd[1] = fGeom->GetLeadToMicro2Gap() / 2.0 ;
987 lappsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ;
d15a28e7 988
92862013 989 gMC->Gsvolu("LAPPSD", "BOX ", idtmed[798], lappsd, 3) ;
fe4da5cc 990
92862013 991 y0 = y0 - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ;
d15a28e7 992
92862013 993 gMC->Gspos("LAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ;
d15a28e7 994
fe4da5cc 995}
996
d15a28e7 997
998//____________________________________________________________________________
999void AliPHOSv0::Init(void)
1000{
b2a60966 1001 // Just prints an information message
1002
d15a28e7 1003 Int_t i;
1004
1005 printf("\n");
1006 for(i=0;i<35;i++) printf("*");
1007 printf(" PHOS_INIT ");
1008 for(i=0;i<35;i++) printf("*");
1009 printf("\n");
1010
1011 // Here the PHOS initialisation code (if any!)
1012
1013 for(i=0;i<80;i++) printf("*");
1014 printf("\n");
1015
1016}
1017