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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 | |
21 | // | |
22 | //*-- Author: Yves Schutz (SUBATECH) | |
23 | ||
d2cf0e38 | 24 | |
fe4da5cc | 25 | // --- ROOT system --- |
d15a28e7 | 26 | |
fe4da5cc | 27 | #include "TBRIK.h" |
28 | #include "TNode.h" | |
0869cea5 | 29 | #include "TRandom.h" |
fe4da5cc | 30 | |
d15a28e7 | 31 | // --- Standard library --- |
32 | ||
de9ec31b | 33 | #include <stdio.h> |
34 | #include <string.h> | |
35 | #include <stdlib.h> | |
36 | #include <strstream.h> | |
d15a28e7 | 37 | |
38 | // --- AliRoot header files --- | |
39 | ||
fe4da5cc | 40 | #include "AliPHOSv0.h" |
d15a28e7 | 41 | #include "AliPHOSHit.h" |
42 | #include "AliPHOSDigit.h" | |
43 | #include "AliPHOSReconstructioner.h" | |
fe4da5cc | 44 | #include "AliRun.h" |
d15a28e7 | 45 | #include "AliConst.h" |
fe4da5cc | 46 | |
47 | ClassImp(AliPHOSv0) | |
48 | ||
d15a28e7 | 49 | //____________________________________________________________________________ |
8c933dd7 | 50 | AliPHOSv0::AliPHOSv0() |
fe4da5cc | 51 | { |
b2a60966 | 52 | // ctor |
d15a28e7 | 53 | fNTmpHits = 0 ; |
54 | fTmpHits = 0 ; | |
fe4da5cc | 55 | } |
d15a28e7 | 56 | |
57 | //____________________________________________________________________________ | |
58 | AliPHOSv0::AliPHOSv0(const char *name, const char *title): | |
59 | AliPHOS(name,title) | |
60 | { | |
b2a60966 | 61 | // ctor : title is used to identify the layout |
62 | // GPS2 = 5 modules (EMC + PPSD) | |
d15a28e7 | 63 | // We use 2 arrays of hits : |
64 | // | |
65 | // - fHits (the "normal" one), which retains the hits associated with | |
66 | // the current primary particle being tracked | |
67 | // (this array is reset after each primary has been tracked). | |
68 | // | |
69 | // - fTmpHits, which retains all the hits of the current event. It | |
70 | // is used for the digitization part. | |
71 | ||
3a6a7952 | 72 | fPinElectronicNoise = 0.010 ; |
73 | fDigitThreshold = 1. ; // 1 GeV | |
0869cea5 | 74 | |
83974468 | 75 | // We do not want to save in TreeH the raw hits |
76 | // fHits = new TClonesArray("AliPHOSHit",100) ; | |
77 | // gAlice->AddHitList(fHits) ; | |
6ad0bfa0 | 78 | |
83974468 | 79 | // But save the cumulated hits instead (need to create the branch myself) |
80 | // It is put in the Digit Tree because the TreeH is filled after each primary | |
81 | // and the TreeD at the end of the event (branch is set in FinishEvent() ). | |
82 | ||
d15a28e7 | 83 | fTmpHits= new TClonesArray("AliPHOSHit",100) ; |
84 | ||
d15a28e7 | 85 | fNTmpHits = fNhits = 0 ; |
86 | ||
6ad0bfa0 | 87 | fDigits = new TClonesArray("AliPHOSDigit",100) ; |
88 | ||
89 | ||
d15a28e7 | 90 | fIshunt = 1 ; // All hits are associated with primary particles |
fe4da5cc | 91 | |
d15a28e7 | 92 | // gets an instance of the geometry parameters class |
6ad0bfa0 | 93 | |
d15a28e7 | 94 | fGeom = AliPHOSGeometry::GetInstance(title, "") ; |
95 | ||
96 | if (fGeom->IsInitialized() ) | |
97 | cout << "AliPHOSv0 : PHOS geometry intialized for " << fGeom->GetName() << endl ; | |
98 | else | |
99 | cout << "AliPHOSv0 : PHOS geometry initialization failed !" << endl ; | |
100 | } | |
101 | //____________________________________________________________________________ | |
6ad0bfa0 | 102 | AliPHOSv0::AliPHOSv0(AliPHOSReconstructioner * Reconstructioner, const char *name, const char *title): |
d15a28e7 | 103 | AliPHOS(name,title) |
104 | { | |
b2a60966 | 105 | // ctor : title is used to identify the layout |
106 | // GPS2 = 5 modules (EMC + PPSD) | |
d15a28e7 | 107 | // We use 2 arrays of hits : |
108 | // | |
109 | // - fHits (the "normal" one), which retains the hits associated with | |
110 | // the current primary particle being tracked | |
111 | // (this array is reset after each primary has been tracked). | |
112 | // | |
113 | // - fTmpHits, which retains all the hits of the current event. It | |
114 | // is used for the digitization part. | |
b2a60966 | 115 | |
3a6a7952 | 116 | fPinElectronicNoise = 0.010 ; |
83974468 | 117 | |
118 | // We do not want to save in TreeH the raw hits | |
119 | //fHits = new TClonesArray("AliPHOSHit",100) ; | |
120 | ||
d15a28e7 | 121 | fDigits = new TClonesArray("AliPHOSDigit",100) ; |
122 | fTmpHits= new TClonesArray("AliPHOSHit",100) ; | |
123 | ||
d15a28e7 | 124 | fNTmpHits = fNhits = 0 ; |
125 | ||
126 | fIshunt = 1 ; // All hits are associated with primary particles | |
127 | ||
128 | // gets an instance of the geometry parameters class | |
129 | fGeom = AliPHOSGeometry::GetInstance(title, "") ; | |
130 | ||
131 | if (fGeom->IsInitialized() ) | |
132 | cout << "AliPHOSv0 : PHOS geometry intialized for " << fGeom->GetName() << endl ; | |
133 | else | |
134 | cout << "AliPHOSv0 : PHOS geometry initialization failed !" << endl ; | |
135 | ||
136 | // Defining the PHOS Reconstructioner | |
137 | ||
6ad0bfa0 | 138 | fReconstructioner = Reconstructioner ; |
d15a28e7 | 139 | } |
140 | ||
141 | //____________________________________________________________________________ | |
142 | AliPHOSv0::~AliPHOSv0() | |
143 | { | |
b2a60966 | 144 | // dtor |
145 | ||
9f616d61 | 146 | fTmpHits->Delete() ; |
d15a28e7 | 147 | delete fTmpHits ; |
9f616d61 | 148 | fTmpHits = 0 ; |
149 | ||
150 | fEmcClusters->Delete() ; | |
151 | delete fEmcClusters ; | |
152 | fEmcClusters = 0 ; | |
153 | ||
154 | fPpsdClusters->Delete() ; | |
155 | delete fPpsdClusters ; | |
156 | fPpsdClusters = 0 ; | |
157 | ||
158 | fTrackSegments->Delete() ; | |
159 | delete fTrackSegments ; | |
160 | fTrackSegments = 0 ; | |
d15a28e7 | 161 | } |
162 | ||
163 | //____________________________________________________________________________ | |
ff4c968a | 164 | void AliPHOSv0::AddHit(Int_t primary, Int_t Id, Float_t * hits) |
d15a28e7 | 165 | { |
b2a60966 | 166 | // Add a hit to the hit list. |
167 | // A PHOS hit is the sum of all hits in a single crystal | |
168 | // or in a single PPSD gas cell | |
169 | ||
d15a28e7 | 170 | Int_t hitCounter ; |
92862013 | 171 | TClonesArray <mphits = *fTmpHits ; |
d15a28e7 | 172 | AliPHOSHit *newHit ; |
92862013 | 173 | AliPHOSHit *curHit ; |
31aa6d6c | 174 | // AliPHOSHit *curHit2 ; |
ff4c968a | 175 | Bool_t deja = kFALSE ; |
d15a28e7 | 176 | |
177 | // In any case, fills the fTmpHit TClonesArray (with "accumulated hits") | |
178 | ||
ff4c968a | 179 | newHit = new AliPHOSHit(primary, Id, hits) ; |
83974468 | 180 | |
181 | // We do not want to save in TreeH the raw hits | |
182 | // TClonesArray &lhits = *fHits; | |
d15a28e7 | 183 | |
92862013 | 184 | for ( hitCounter = 0 ; hitCounter < fNTmpHits && !deja ; hitCounter++ ) { |
d15a28e7 | 185 | curHit = (AliPHOSHit*) ltmphits[hitCounter] ; |
31aa6d6c | 186 | if( *curHit == *newHit ) { |
187 | *curHit = *curHit + *newHit ; | |
31aa6d6c | 188 | deja = kTRUE ; |
d15a28e7 | 189 | } |
190 | } | |
31aa6d6c | 191 | |
92862013 | 192 | if ( !deja ) { |
d15a28e7 | 193 | new(ltmphits[fNTmpHits]) AliPHOSHit(*newHit) ; |
194 | fNTmpHits++ ; | |
195 | } | |
196 | ||
83974468 | 197 | // We do not want to save in TreeH the raw hits |
198 | // new(lhits[fNhits]) AliPHOSHit(*newHit) ; | |
199 | // fNhits++ ; | |
200 | ||
d15a28e7 | 201 | // Please note that the fTmpHits array must survive up to the |
202 | // end of the events, so it does not appear e.g. in ResetHits() ( | |
203 | // which is called at the end of each primary). | |
fe4da5cc | 204 | |
ff4c968a | 205 | delete newHit; |
d15a28e7 | 206 | |
207 | } | |
208 | ||
209 | ||
210 | //____________________________________________________________________________ | |
211 | void AliPHOSv0::BuildGeometry() | |
fe4da5cc | 212 | { |
b2a60966 | 213 | // Build the PHOS geometry for the ROOT display |
214 | //BEGIN_HTML | |
215 | /* | |
216 | <H2> | |
217 | PHOS in ALICE displayed by root | |
218 | </H2> | |
219 | <UL> | |
220 | <LI> All Views | |
221 | <P> | |
222 | <CENTER> | |
223 | <IMG Align=BOTTOM ALT="All Views" SRC="../images/AliPHOSv0AllViews.gif"> | |
224 | </CENTER></P></LI> | |
225 | <LI> Front View | |
226 | <P> | |
227 | <CENTER> | |
228 | <IMG Align=BOTTOM ALT="Front View" SRC="../images/AliPHOSv0FrontView.gif"> | |
229 | </CENTER></P></LI> | |
230 | <LI> 3D View 1 | |
231 | <P> | |
232 | <CENTER> | |
233 | <IMG Align=BOTTOM ALT="3D View 1" SRC="../images/AliPHOSv03DView1.gif"> | |
234 | </CENTER></P></LI> | |
235 | <LI> 3D View 2 | |
236 | <P> | |
237 | <CENTER> | |
238 | <IMG Align=BOTTOM ALT="3D View 2" SRC="../images/AliPHOSv03DView2.gif"> | |
239 | </CENTER></P></LI> | |
240 | </UL> | |
241 | */ | |
242 | //END_HTML | |
d15a28e7 | 243 | |
244 | this->BuildGeometryforPHOS() ; | |
245 | if ( ( strcmp(fGeom->GetName(), "GPS2" ) == 0 ) ) | |
246 | this->BuildGeometryforPPSD() ; | |
247 | else | |
248 | cout << "AliPHOSv0::BuildGeometry : no charged particle identification system installed" << endl; | |
249 | ||
fe4da5cc | 250 | } |
d15a28e7 | 251 | |
252 | //____________________________________________________________________________ | |
253 | void AliPHOSv0:: BuildGeometryforPHOS(void) | |
254 | { | |
b2a60966 | 255 | // Build the PHOS-EMC geometry for the ROOT display |
d15a28e7 | 256 | |
257 | const Int_t kColorPHOS = kRed ; | |
258 | const Int_t kColorXTAL = kBlue ; | |
259 | ||
92862013 | 260 | Double_t const kRADDEG = 180.0 / kPI ; |
d15a28e7 | 261 | |
262 | new TBRIK( "OuterBox", "PHOS box", "void", fGeom->GetOuterBoxSize(0)/2, | |
263 | fGeom->GetOuterBoxSize(1)/2, | |
264 | fGeom->GetOuterBoxSize(2)/2 ); | |
265 | ||
266 | // Textolit Wall box, position inside PHOS | |
267 | ||
268 | new TBRIK( "TextolitBox", "PHOS Textolit box ", "void", fGeom->GetTextolitBoxSize(0)/2, | |
269 | fGeom->GetTextolitBoxSize(1)/2, | |
270 | fGeom->GetTextolitBoxSize(2)/2); | |
271 | ||
272 | // Polystyrene Foam Plate | |
273 | ||
274 | new TBRIK( "UpperFoamPlate", "PHOS Upper foam plate", "void", fGeom->GetTextolitBoxSize(0)/2, | |
275 | fGeom->GetSecondUpperPlateThickness()/2, | |
276 | fGeom->GetTextolitBoxSize(2)/2 ) ; | |
277 | ||
278 | // Air Filled Box | |
fe4da5cc | 279 | |
d15a28e7 | 280 | new TBRIK( "AirFilledBox", "PHOS air filled box", "void", fGeom->GetAirFilledBoxSize(0)/2, |
281 | fGeom->GetAirFilledBoxSize(1)/2, | |
282 | fGeom->GetAirFilledBoxSize(2)/2 ); | |
283 | ||
284 | // Crystals Box | |
285 | ||
92862013 | 286 | Float_t xtlX = fGeom->GetCrystalSize(0) ; |
287 | Float_t xtlY = fGeom->GetCrystalSize(1) ; | |
288 | Float_t xtlZ = fGeom->GetCrystalSize(2) ; | |
d15a28e7 | 289 | |
92862013 | 290 | Float_t xl = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; |
291 | Float_t yl = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 | |
d15a28e7 | 292 | + fGeom->GetModuleBoxThickness() / 2.0 ; |
92862013 | 293 | Float_t zl = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; |
d15a28e7 | 294 | |
92862013 | 295 | new TBRIK( "CrystalsBox", "PHOS crystals box", "void", xl, yl, zl ) ; |
d15a28e7 | 296 | |
297 | // position PHOS into ALICE | |
298 | ||
92862013 | 299 | Float_t r = fGeom->GetIPtoOuterCoverDistance() + fGeom->GetOuterBoxSize(1) / 2.0 ; |
d15a28e7 | 300 | Int_t number = 988 ; |
301 | Float_t pphi = TMath::ATan( fGeom->GetOuterBoxSize(0) / ( 2.0 * fGeom->GetIPtoOuterCoverDistance() ) ) ; | |
92862013 | 302 | pphi *= kRADDEG ; |
303 | TNode * top = gAlice->GetGeometry()->GetNode("alice") ; | |
d15a28e7 | 304 | |
305 | char * nodename = new char[20] ; | |
306 | char * rotname = new char[20] ; | |
307 | ||
308 | for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { | |
309 | Float_t angle = pphi * 2 * ( i - fGeom->GetNModules() / 2.0 - 0.5 ) ; | |
310 | sprintf(rotname, "%s%d", "rot", number++) ; | |
311 | new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0); | |
92862013 | 312 | top->cd(); |
d15a28e7 | 313 | sprintf(nodename,"%s%d", "Module", i) ; |
92862013 | 314 | Float_t x = r * TMath::Sin( angle / kRADDEG ) ; |
315 | Float_t y = -r * TMath::Cos( angle / kRADDEG ) ; | |
316 | TNode * outerboxnode = new TNode(nodename, nodename, "OuterBox", x, y, 0, rotname ) ; | |
317 | outerboxnode->SetLineColor(kColorPHOS) ; | |
318 | fNodes->Add(outerboxnode) ; | |
319 | outerboxnode->cd() ; | |
d15a28e7 | 320 | // now inside the outer box the textolit box |
92862013 | 321 | y = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ; |
d15a28e7 | 322 | sprintf(nodename,"%s%d", "TexBox", i) ; |
92862013 | 323 | TNode * textolitboxnode = new TNode(nodename, nodename, "TextolitBox", 0, y, 0) ; |
324 | textolitboxnode->SetLineColor(kColorPHOS) ; | |
325 | fNodes->Add(textolitboxnode) ; | |
d15a28e7 | 326 | // upper foam plate inside outre box |
92862013 | 327 | outerboxnode->cd() ; |
d15a28e7 | 328 | sprintf(nodename, "%s%d", "UFPlate", i) ; |
92862013 | 329 | y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ; |
330 | TNode * upperfoamplatenode = new TNode(nodename, nodename, "UpperFoamPlate", 0, y, 0) ; | |
331 | upperfoamplatenode->SetLineColor(kColorPHOS) ; | |
332 | fNodes->Add(upperfoamplatenode) ; | |
d15a28e7 | 333 | // air filled box inside textolit box (not drawn) |
92862013 | 334 | textolitboxnode->cd(); |
335 | y = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ; | |
d15a28e7 | 336 | sprintf(nodename, "%s%d", "AFBox", i) ; |
92862013 | 337 | TNode * airfilledboxnode = new TNode(nodename, nodename, "AirFilledBox", 0, y, 0) ; |
338 | fNodes->Add(airfilledboxnode) ; | |
d15a28e7 | 339 | // crystals box inside air filled box |
92862013 | 340 | airfilledboxnode->cd() ; |
341 | y = fGeom->GetAirFilledBoxSize(1) / 2.0 - yl | |
d15a28e7 | 342 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() |
343 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ; | |
344 | sprintf(nodename, "%s%d", "XTBox", i) ; | |
92862013 | 345 | TNode * crystalsboxnode = new TNode(nodename, nodename, "CrystalsBox", 0, y, 0) ; |
346 | crystalsboxnode->SetLineColor(kColorXTAL) ; | |
347 | fNodes->Add(crystalsboxnode) ; | |
d15a28e7 | 348 | } |
349 | } | |
350 | ||
351 | //____________________________________________________________________________ | |
352 | void AliPHOSv0:: BuildGeometryforPPSD(void) | |
fe4da5cc | 353 | { |
b2a60966 | 354 | // Build the PHOS-PPSD geometry for the ROOT display |
355 | //BEGIN_HTML | |
356 | /* | |
357 | <H2> | |
358 | PPSD displayed by root | |
359 | </H2> | |
360 | <UL> | |
361 | <LI> Zoom on PPSD: Front View | |
362 | <P> | |
363 | <CENTER> | |
364 | <IMG Align=BOTTOM ALT="PPSD Front View" SRC="../images/AliPHOSv0PPSDFrontView.gif"> | |
365 | </CENTER></P></LI> | |
366 | <LI> Zoom on PPSD: Perspective View | |
367 | <P> | |
368 | <CENTER> | |
369 | <IMG Align=BOTTOM ALT="PPSD Prespective View" SRC="../images/AliPHOSv0PPSDPerspectiveView.gif"> | |
370 | </CENTER></P></LI> | |
371 | </UL> | |
372 | */ | |
373 | //END_HTML | |
92862013 | 374 | Double_t const kRADDEG = 180.0 / kPI ; |
d15a28e7 | 375 | |
376 | const Int_t kColorPHOS = kRed ; | |
377 | const Int_t kColorPPSD = kGreen ; | |
378 | const Int_t kColorGas = kBlue ; | |
379 | const Int_t kColorAir = kYellow ; | |
380 | ||
381 | // Box for a full PHOS module | |
382 | ||
383 | new TBRIK( "PPSDBox", "PPSD box", "void", fGeom->GetPPSDBoxSize(0)/2, | |
384 | fGeom->GetPPSDBoxSize(1)/2, | |
385 | fGeom->GetPPSDBoxSize(2)/2 ); | |
386 | ||
387 | // Box containing one micromegas module | |
388 | ||
389 | new TBRIK( "PPSDModule", "PPSD module", "void", fGeom->GetPPSDModuleSize(0)/2, | |
390 | fGeom->GetPPSDModuleSize(1)/2, | |
391 | fGeom->GetPPSDModuleSize(2)/2 ); | |
392 | // top lid | |
393 | ||
394 | new TBRIK ( "TopLid", "Micromegas top lid", "void", fGeom->GetPPSDModuleSize(0)/2, | |
395 | fGeom->GetLidThickness()/2, | |
396 | fGeom->GetPPSDModuleSize(2)/2 ) ; | |
397 | // composite panel (top and bottom) | |
398 | ||
399 | new TBRIK ( "TopPanel", "Composite top panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
400 | fGeom->GetCompositeThickness()/2, | |
401 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
402 | ||
403 | new TBRIK ( "BottomPanel", "Composite bottom panel", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
404 | fGeom->GetCompositeThickness()/2, | |
405 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
406 | // gas gap (conversion and avalanche) | |
407 | ||
408 | new TBRIK ( "GasGap", "gas gap", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
409 | ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() )/2, | |
410 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
411 | ||
412 | // anode and cathode | |
413 | ||
414 | new TBRIK ( "Anode", "Anode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
415 | fGeom->GetAnodeThickness()/2, | |
416 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
417 | ||
418 | new TBRIK ( "Cathode", "Cathode", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
419 | fGeom->GetCathodeThickness()/2, | |
420 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
421 | // PC | |
422 | ||
423 | new TBRIK ( "PCBoard", "Printed Circuit", "void", ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() )/2, | |
424 | fGeom->GetPCThickness()/2, | |
425 | ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() )/2 ) ; | |
426 | // Gap between Lead and top micromegas | |
427 | ||
428 | new TBRIK ( "LeadToM", "Air Gap top", "void", fGeom->GetPPSDBoxSize(0)/2, | |
429 | fGeom->GetMicro1ToLeadGap()/2, | |
430 | fGeom->GetPPSDBoxSize(2)/2 ) ; | |
431 | ||
432 | // Gap between Lead and bottom micromegas | |
433 | ||
434 | new TBRIK ( "MToLead", "Air Gap bottom", "void", fGeom->GetPPSDBoxSize(0)/2, | |
435 | fGeom->GetLeadToMicro2Gap()/2, | |
436 | fGeom->GetPPSDBoxSize(2)/2 ) ; | |
437 | // Lead converter | |
438 | ||
439 | new TBRIK ( "Lead", "Lead converter", "void", fGeom->GetPPSDBoxSize(0)/2, | |
440 | fGeom->GetLeadConverterThickness()/2, | |
441 | fGeom->GetPPSDBoxSize(2)/2 ) ; | |
442 | ||
443 | // position PPSD into ALICE | |
444 | ||
445 | char * nodename = new char[20] ; | |
446 | char * rotname = new char[20] ; | |
447 | ||
92862013 | 448 | Float_t r = fGeom->GetIPtoTopLidDistance() + fGeom->GetPPSDBoxSize(1) / 2.0 ; |
d15a28e7 | 449 | Int_t number = 988 ; |
92862013 | 450 | TNode * top = gAlice->GetGeometry()->GetNode("alice") ; |
d15a28e7 | 451 | |
452 | for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { // the number of PHOS modules | |
453 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
454 | sprintf(rotname, "%s%d", "rotg", number++) ; | |
455 | new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0); | |
92862013 | 456 | top->cd(); |
d15a28e7 | 457 | sprintf(nodename, "%s%d", "Moduleg", i) ; |
92862013 | 458 | Float_t x = r * TMath::Sin( angle / kRADDEG ) ; |
459 | Float_t y = -r * TMath::Cos( angle / kRADDEG ) ; | |
460 | TNode * ppsdboxnode = new TNode(nodename , nodename ,"PPSDBox", x, y, 0, rotname ) ; | |
461 | ppsdboxnode->SetLineColor(kColorPPSD) ; | |
462 | fNodes->Add(ppsdboxnode) ; | |
463 | ppsdboxnode->cd() ; | |
d15a28e7 | 464 | // inside the PPSD box: |
465 | // 1. fNumberOfModulesPhi x fNumberOfModulesZ top micromegas | |
92862013 | 466 | x = ( fGeom->GetPPSDBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ; |
31aa6d6c | 467 | { |
468 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module | |
469 | Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ; | |
470 | TNode * micro1node ; | |
471 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module | |
472 | y = ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ; | |
473 | sprintf(nodename, "%s%d%d%d", "Mic1", i, iphi, iz) ; | |
474 | micro1node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ; | |
475 | micro1node->SetLineColor(kColorPPSD) ; | |
476 | fNodes->Add(micro1node) ; | |
477 | // inside top micromegas | |
478 | micro1node->cd() ; | |
479 | // a. top lid | |
480 | y = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ; | |
481 | sprintf(nodename, "%s%d%d%d", "Lid", i, iphi, iz) ; | |
482 | TNode * toplidnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ; | |
483 | toplidnode->SetLineColor(kColorPPSD) ; | |
484 | fNodes->Add(toplidnode) ; | |
485 | // b. composite panel | |
486 | y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
487 | sprintf(nodename, "%s%d%d%d", "CompU", i, iphi, iz) ; | |
488 | TNode * compupnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ; | |
489 | compupnode->SetLineColor(kColorPPSD) ; | |
490 | fNodes->Add(compupnode) ; | |
491 | // c. anode | |
492 | y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; | |
493 | sprintf(nodename, "%s%d%d%d", "Ano", i, iphi, iz) ; | |
494 | TNode * anodenode = new TNode(nodename, nodename, "Anode", 0, y, 0) ; | |
495 | anodenode->SetLineColor(kColorPHOS) ; | |
496 | fNodes->Add(anodenode) ; | |
497 | // d. gas | |
498 | y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; | |
499 | sprintf(nodename, "%s%d%d%d", "GGap", i, iphi, iz) ; | |
500 | TNode * ggapnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ; | |
501 | ggapnode->SetLineColor(kColorGas) ; | |
502 | fNodes->Add(ggapnode) ; | |
d15a28e7 | 503 | // f. cathode |
31aa6d6c | 504 | y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; |
505 | sprintf(nodename, "%s%d%d%d", "Cathode", i, iphi, iz) ; | |
506 | TNode * cathodenode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ; | |
507 | cathodenode->SetLineColor(kColorPHOS) ; | |
508 | fNodes->Add(cathodenode) ; | |
509 | // g. printed circuit | |
510 | y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; | |
511 | sprintf(nodename, "%s%d%d%d", "PC", i, iphi, iz) ; | |
512 | TNode * pcnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ; | |
513 | pcnode->SetLineColor(kColorPPSD) ; | |
514 | fNodes->Add(pcnode) ; | |
515 | // h. composite panel | |
516 | y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; | |
517 | sprintf(nodename, "%s%d%d%d", "CompDown", i, iphi, iz) ; | |
518 | TNode * compdownnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ; | |
519 | compdownnode->SetLineColor(kColorPPSD) ; | |
520 | fNodes->Add(compdownnode) ; | |
521 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
522 | ppsdboxnode->cd() ; | |
523 | } // end of Z module loop | |
524 | x = x - fGeom->GetPPSDModuleSize(0) ; | |
92862013 | 525 | ppsdboxnode->cd() ; |
31aa6d6c | 526 | } // end of phi module loop |
527 | } | |
d15a28e7 | 528 | // 2. air gap |
92862013 | 529 | ppsdboxnode->cd() ; |
530 | y = ( fGeom->GetPPSDBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ; | |
d15a28e7 | 531 | sprintf(nodename, "%s%d", "GapUp", i) ; |
92862013 | 532 | TNode * gapupnode = new TNode(nodename, nodename, "LeadToM", 0, y, 0) ; |
533 | gapupnode->SetLineColor(kColorAir) ; | |
534 | fNodes->Add(gapupnode) ; | |
d15a28e7 | 535 | // 3. lead converter |
92862013 | 536 | y = y - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ; |
d15a28e7 | 537 | sprintf(nodename, "%s%d", "LeadC", i) ; |
92862013 | 538 | TNode * leadcnode = new TNode(nodename, nodename, "Lead", 0, y, 0) ; |
539 | leadcnode->SetLineColor(kColorPPSD) ; | |
540 | fNodes->Add(leadcnode) ; | |
d15a28e7 | 541 | // 4. air gap |
92862013 | 542 | y = y - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ; |
d15a28e7 | 543 | sprintf(nodename, "%s%d", "GapDown", i) ; |
92862013 | 544 | TNode * gapdownnode = new TNode(nodename, nodename, "MToLead", 0, y, 0) ; |
545 | gapdownnode->SetLineColor(kColorAir) ; | |
546 | fNodes->Add(gapdownnode) ; | |
d15a28e7 | 547 | // 5. fNumberOfModulesPhi x fNumberOfModulesZ bottom micromegas |
92862013 | 548 | x = ( fGeom->GetPPSDBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. - fGeom->GetPhiDisplacement() ; |
31aa6d6c | 549 | { |
550 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { | |
551 | Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. - fGeom->GetZDisplacement() ;; | |
552 | TNode * micro2node ; | |
553 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { | |
554 | y = - ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ; | |
555 | sprintf(nodename, "%s%d%d%d", "Mic2", i, iphi, iz) ; | |
556 | micro2node = new TNode(nodename, nodename, "PPSDModule", x, y, z) ; | |
557 | micro2node->SetLineColor(kColorPPSD) ; | |
558 | fNodes->Add(micro2node) ; | |
559 | // inside bottom micromegas | |
560 | micro2node->cd() ; | |
d15a28e7 | 561 | // a. top lid |
92862013 | 562 | y = ( fGeom->GetMicromegas2Thickness() - fGeom->GetLidThickness() ) / 2. ; |
d15a28e7 | 563 | sprintf(nodename, "%s%d", "Lidb", i) ; |
92862013 | 564 | TNode * toplidbnode = new TNode(nodename, nodename, "TopLid", 0, y, 0) ; |
565 | toplidbnode->SetLineColor(kColorPPSD) ; | |
566 | fNodes->Add(toplidbnode) ; | |
d15a28e7 | 567 | // b. composite panel |
92862013 | 568 | y = y - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; |
d15a28e7 | 569 | sprintf(nodename, "%s%d", "CompUb", i) ; |
92862013 | 570 | TNode * compupbnode = new TNode(nodename, nodename, "TopPanel", 0, y, 0) ; |
571 | compupbnode->SetLineColor(kColorPPSD) ; | |
572 | fNodes->Add(compupbnode) ; | |
d15a28e7 | 573 | // c. anode |
92862013 | 574 | y = y - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; |
d15a28e7 | 575 | sprintf(nodename, "%s%d", "Anob", i) ; |
92862013 | 576 | TNode * anodebnode = new TNode(nodename, nodename, "Anode", 0, y, 0) ; |
577 | anodebnode->SetLineColor(kColorPPSD) ; | |
578 | fNodes->Add(anodebnode) ; | |
d15a28e7 | 579 | // d. conversion gas |
92862013 | 580 | y = y - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; |
d15a28e7 | 581 | sprintf(nodename, "%s%d", "GGapb", i) ; |
92862013 | 582 | TNode * ggapbnode = new TNode(nodename, nodename, "GasGap", 0, y, 0) ; |
583 | ggapbnode->SetLineColor(kColorGas) ; | |
584 | fNodes->Add(ggapbnode) ; | |
d15a28e7 | 585 | // f. cathode |
92862013 | 586 | y = y - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; |
d15a28e7 | 587 | sprintf(nodename, "%s%d", "Cathodeb", i) ; |
92862013 | 588 | TNode * cathodebnode = new TNode(nodename, nodename, "Cathode", 0, y, 0) ; |
589 | cathodebnode->SetLineColor(kColorPPSD) ; | |
590 | fNodes->Add(cathodebnode) ; | |
d15a28e7 | 591 | // g. printed circuit |
92862013 | 592 | y = y - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; |
d15a28e7 | 593 | sprintf(nodename, "%s%d", "PCb", i) ; |
92862013 | 594 | TNode * pcbnode = new TNode(nodename, nodename, "PCBoard", 0, y, 0) ; |
595 | pcbnode->SetLineColor(kColorPPSD) ; | |
596 | fNodes->Add(pcbnode) ; | |
d15a28e7 | 597 | // h. composite pane |
92862013 | 598 | y = y - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; |
d15a28e7 | 599 | sprintf(nodename, "%s%d", "CompDownb", i) ; |
92862013 | 600 | TNode * compdownbnode = new TNode(nodename, nodename, "BottomPanel", 0, y, 0) ; |
601 | compdownbnode->SetLineColor(kColorPPSD) ; | |
602 | fNodes->Add(compdownbnode) ; | |
603 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
604 | ppsdboxnode->cd() ; | |
d15a28e7 | 605 | } // end of Z module loop |
92862013 | 606 | x = x - fGeom->GetPPSDModuleSize(0) ; |
607 | ppsdboxnode->cd() ; | |
31aa6d6c | 608 | } // end of phi module loop |
609 | } | |
610 | } // PHOS modules | |
611 | ||
612 | delete rotname ; | |
613 | delete nodename ; | |
614 | ||
fe4da5cc | 615 | } |
616 | ||
d15a28e7 | 617 | //____________________________________________________________________________ |
fe4da5cc | 618 | void AliPHOSv0::CreateGeometry() |
619 | { | |
b2a60966 | 620 | // Create the PHOS geometry for Geant |
d15a28e7 | 621 | |
92862013 | 622 | AliPHOSv0 *phostmp = (AliPHOSv0*)gAlice->GetModule("PHOS") ; |
d15a28e7 | 623 | |
92862013 | 624 | if ( phostmp == NULL ) { |
d15a28e7 | 625 | |
626 | fprintf(stderr, "PHOS detector not found!\n") ; | |
627 | return; | |
fe4da5cc | 628 | |
d15a28e7 | 629 | } |
d15a28e7 | 630 | // Get pointer to the array containing media indeces |
92862013 | 631 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; |
d15a28e7 | 632 | |
92862013 | 633 | Float_t bigbox[3] ; |
634 | bigbox[0] = fGeom->GetOuterBoxSize(0) / 2.0 ; | |
635 | bigbox[1] = ( fGeom->GetOuterBoxSize(1) + fGeom->GetPPSDBoxSize(1) ) / 2.0 ; | |
636 | bigbox[2] = fGeom->GetOuterBoxSize(2) / 2.0 ; | |
d15a28e7 | 637 | |
92862013 | 638 | gMC->Gsvolu("PHOS", "BOX ", idtmed[798], bigbox, 3) ; |
d15a28e7 | 639 | |
640 | this->CreateGeometryforPHOS() ; | |
641 | if ( strcmp( fGeom->GetName(), "GPS2") == 0 ) | |
642 | this->CreateGeometryforPPSD() ; | |
643 | else | |
644 | cout << "AliPHOSv0::CreateGeometry : no charged particle identification system installed" << endl; | |
645 | ||
646 | // --- Position PHOS mdules in ALICE setup --- | |
647 | ||
92862013 | 648 | Int_t idrotm[99] ; |
649 | Double_t const kRADDEG = 180.0 / kPI ; | |
d15a28e7 | 650 | |
651 | for( Int_t i = 1; i <= fGeom->GetNModules(); i++ ) { | |
652 | ||
653 | Float_t angle = fGeom->GetPHOSAngle(i) ; | |
92862013 | 654 | AliMatrix(idrotm[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0) ; |
d15a28e7 | 655 | |
92862013 | 656 | Float_t r = fGeom->GetIPtoOuterCoverDistance() + ( fGeom->GetOuterBoxSize(1) + fGeom->GetPPSDBoxSize(1) ) / 2.0 ; |
d15a28e7 | 657 | |
92862013 | 658 | Float_t xP1 = r * TMath::Sin( angle / kRADDEG ) ; |
659 | Float_t yP1 = -r * TMath::Cos( angle / kRADDEG ) ; | |
d15a28e7 | 660 | |
92862013 | 661 | gMC->Gspos("PHOS", i, "ALIC", xP1, yP1, 0.0, idrotm[i-1], "ONLY") ; |
d15a28e7 | 662 | |
663 | } // for GetNModules | |
664 | ||
fe4da5cc | 665 | } |
d15a28e7 | 666 | |
667 | //____________________________________________________________________________ | |
668 | void AliPHOSv0::CreateGeometryforPHOS() | |
669 | { | |
b2a60966 | 670 | // Create the PHOS-EMC geometry for GEANT |
671 | //BEGIN_HTML | |
672 | /* | |
673 | <H2> | |
674 | Geant3 geometry tree of PHOS-EMC in ALICE | |
675 | </H2> | |
676 | <P><CENTER> | |
677 | <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/EMCinAlice.gif"> | |
678 | </CENTER><P> | |
679 | */ | |
680 | //END_HTML | |
681 | ||
682 | // Get pointer to the array containing media indexes | |
92862013 | 683 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; |
d15a28e7 | 684 | |
685 | // --- | |
686 | // --- Define PHOS box volume, fPUFPill with thermo insulating foam --- | |
687 | // --- Foam Thermo Insulating outer cover dimensions --- | |
92862013 | 688 | // --- Put it in bigbox = PHOS |
d15a28e7 | 689 | |
92862013 | 690 | Float_t dphos[3] ; |
691 | dphos[0] = fGeom->GetOuterBoxSize(0) / 2.0 ; | |
692 | dphos[1] = fGeom->GetOuterBoxSize(1) / 2.0 ; | |
693 | dphos[2] = fGeom->GetOuterBoxSize(2) / 2.0 ; | |
d15a28e7 | 694 | |
92862013 | 695 | gMC->Gsvolu("EMCA", "BOX ", idtmed[706], dphos, 3) ; |
d15a28e7 | 696 | |
92862013 | 697 | Float_t yO = - fGeom->GetPPSDBoxSize(1) / 2.0 ; |
d15a28e7 | 698 | |
92862013 | 699 | gMC->Gspos("EMCA", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 700 | |
701 | // --- | |
702 | // --- Define Textolit Wall box, position inside EMCA --- | |
703 | // --- Textolit Wall box dimentions --- | |
704 | ||
705 | ||
92862013 | 706 | Float_t dptxw[3]; |
707 | dptxw[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ; | |
708 | dptxw[1] = fGeom->GetTextolitBoxSize(1) / 2.0 ; | |
709 | dptxw[2] = fGeom->GetTextolitBoxSize(2) / 2.0 ; | |
d15a28e7 | 710 | |
92862013 | 711 | gMC->Gsvolu("PTXW", "BOX ", idtmed[707], dptxw, 3); |
d15a28e7 | 712 | |
92862013 | 713 | yO = ( fGeom->GetOuterBoxThickness(1) - fGeom->GetUpperPlateThickness() ) / 2. ; |
d15a28e7 | 714 | |
92862013 | 715 | gMC->Gspos("PTXW", 1, "EMCA", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 716 | |
717 | // --- | |
718 | // --- Define Upper Polystyrene Foam Plate, place inside PTXW --- | |
719 | // --- immediately below Foam Thermo Insulation Upper plate --- | |
720 | ||
721 | // --- Upper Polystyrene Foam plate thickness --- | |
722 | ||
92862013 | 723 | Float_t dpufp[3] ; |
724 | dpufp[0] = fGeom->GetTextolitBoxSize(0) / 2.0 ; | |
725 | dpufp[1] = fGeom->GetSecondUpperPlateThickness() / 2. ; | |
726 | dpufp[2] = fGeom->GetTextolitBoxSize(2) /2.0 ; | |
d15a28e7 | 727 | |
92862013 | 728 | gMC->Gsvolu("PUFP", "BOX ", idtmed[703], dpufp, 3) ; |
d15a28e7 | 729 | |
92862013 | 730 | yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetSecondUpperPlateThickness() ) / 2.0 ; |
d15a28e7 | 731 | |
92862013 | 732 | gMC->Gspos("PUFP", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 733 | |
734 | // --- | |
735 | // --- Define air-filled box, place inside PTXW --- | |
736 | // --- Inner AIR volume dimensions --- | |
fe4da5cc | 737 | |
d15a28e7 | 738 | |
92862013 | 739 | Float_t dpair[3] ; |
740 | dpair[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
741 | dpair[1] = fGeom->GetAirFilledBoxSize(1) / 2.0 ; | |
742 | dpair[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
d15a28e7 | 743 | |
92862013 | 744 | gMC->Gsvolu("PAIR", "BOX ", idtmed[798], dpair, 3) ; |
d15a28e7 | 745 | |
92862013 | 746 | yO = ( fGeom->GetTextolitBoxSize(1) - fGeom->GetAirFilledBoxSize(1) ) / 2.0 - fGeom->GetSecondUpperPlateThickness() ; |
d15a28e7 | 747 | |
92862013 | 748 | gMC->Gspos("PAIR", 1, "PTXW", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 749 | |
750 | // --- Dimensions of PbWO4 crystal --- | |
751 | ||
92862013 | 752 | Float_t xtlX = fGeom->GetCrystalSize(0) ; |
753 | Float_t xtlY = fGeom->GetCrystalSize(1) ; | |
754 | Float_t xtlZ = fGeom->GetCrystalSize(2) ; | |
d15a28e7 | 755 | |
92862013 | 756 | Float_t dptcb[3] ; |
757 | dptcb[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; | |
758 | dptcb[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 | |
d15a28e7 | 759 | + fGeom->GetModuleBoxThickness() / 2.0 ; |
92862013 | 760 | dptcb[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 + fGeom->GetModuleBoxThickness() ; |
d15a28e7 | 761 | |
92862013 | 762 | gMC->Gsvolu("PTCB", "BOX ", idtmed[706], dptcb, 3) ; |
d15a28e7 | 763 | |
92862013 | 764 | yO = fGeom->GetAirFilledBoxSize(1) / 2.0 - dptcb[1] |
d15a28e7 | 765 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() |
766 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() ) ; | |
767 | ||
92862013 | 768 | gMC->Gspos("PTCB", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 769 | |
770 | // --- | |
771 | // --- Define Crystal BLock filled with air, position it inside PTCB --- | |
92862013 | 772 | Float_t dpcbl[3] ; |
d15a28e7 | 773 | |
92862013 | 774 | dpcbl[0] = fGeom->GetNPhi() * ( xtlX + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ; |
775 | dpcbl[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
776 | dpcbl[2] = fGeom->GetNZ() * ( xtlZ + 2 * fGeom->GetGapBetweenCrystals() ) / 2.0 ; | |
d15a28e7 | 777 | |
92862013 | 778 | gMC->Gsvolu("PCBL", "BOX ", idtmed[798], dpcbl, 3) ; |
d15a28e7 | 779 | |
780 | // --- Divide PCBL in X (phi) and Z directions -- | |
781 | gMC->Gsdvn("PROW", "PCBL", Int_t (fGeom->GetNPhi()), 1) ; | |
782 | gMC->Gsdvn("PCEL", "PROW", Int_t (fGeom->GetNZ()), 3) ; | |
783 | ||
92862013 | 784 | yO = -fGeom->GetModuleBoxThickness() / 2.0 ; |
d15a28e7 | 785 | |
92862013 | 786 | gMC->Gspos("PCBL", 1, "PTCB", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 787 | |
788 | // --- | |
789 | // --- Define STeel (actually, it's titanium) Cover volume, place inside PCEL | |
92862013 | 790 | Float_t dpstc[3] ; |
d15a28e7 | 791 | |
92862013 | 792 | dpstc[0] = ( xtlX + 2 * fGeom->GetCrystalWrapThickness() ) / 2.0 ; |
793 | dpstc[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
794 | dpstc[2] = ( xtlZ + 2 * fGeom->GetCrystalWrapThickness() + 2 * fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
d15a28e7 | 795 | |
92862013 | 796 | gMC->Gsvolu("PSTC", "BOX ", idtmed[704], dpstc, 3) ; |
d15a28e7 | 797 | |
798 | gMC->Gspos("PSTC", 1, "PCEL", 0.0, 0.0, 0.0, 0, "ONLY") ; | |
799 | ||
800 | // --- | |
801 | // --- Define Tyvek volume, place inside PSTC --- | |
92862013 | 802 | Float_t dppap[3] ; |
d15a28e7 | 803 | |
92862013 | 804 | dppap[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ; |
805 | dppap[1] = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ; | |
806 | dppap[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
d15a28e7 | 807 | |
92862013 | 808 | gMC->Gsvolu("PPAP", "BOX ", idtmed[702], dppap, 3) ; |
d15a28e7 | 809 | |
92862013 | 810 | yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 |
811 | - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() + fGeom->GetCrystalHolderThickness() ) / 2.0 ; | |
d15a28e7 | 812 | |
92862013 | 813 | gMC->Gspos("PPAP", 1, "PSTC", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 814 | |
815 | // --- | |
816 | // --- Define PbWO4 crystal volume, place inside PPAP --- | |
92862013 | 817 | Float_t dpxtl[3] ; |
d15a28e7 | 818 | |
92862013 | 819 | dpxtl[0] = xtlX / 2.0 ; |
820 | dpxtl[1] = xtlY / 2.0 ; | |
821 | dpxtl[2] = xtlZ / 2.0 ; | |
d15a28e7 | 822 | |
92862013 | 823 | gMC->Gsvolu("PXTL", "BOX ", idtmed[699], dpxtl, 3) ; |
d15a28e7 | 824 | |
92862013 | 825 | yO = ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 - xtlY / 2.0 - fGeom->GetCrystalWrapThickness() ; |
d15a28e7 | 826 | |
92862013 | 827 | gMC->Gspos("PXTL", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 828 | |
829 | // --- | |
830 | // --- Define crystal support volume, place inside PPAP --- | |
92862013 | 831 | Float_t dpsup[3] ; |
d15a28e7 | 832 | |
92862013 | 833 | dpsup[0] = xtlX / 2.0 + fGeom->GetCrystalWrapThickness() ; |
834 | dpsup[1] = fGeom->GetCrystalSupportHeight() / 2.0 ; | |
835 | dpsup[2] = xtlZ / 2.0 + fGeom->GetCrystalWrapThickness() ; | |
d15a28e7 | 836 | |
92862013 | 837 | gMC->Gsvolu("PSUP", "BOX ", idtmed[798], dpsup, 3) ; |
d15a28e7 | 838 | |
92862013 | 839 | yO = fGeom->GetCrystalSupportHeight() / 2.0 - ( xtlY + fGeom->GetCrystalSupportHeight() + fGeom->GetCrystalWrapThickness() ) / 2.0 ; |
d15a28e7 | 840 | |
92862013 | 841 | gMC->Gspos("PSUP", 1, "PPAP", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 842 | |
843 | // --- | |
844 | // --- Define PIN-diode volume and position it inside crystal support --- | |
845 | // --- right behind PbWO4 crystal | |
846 | ||
847 | // --- PIN-diode dimensions --- | |
848 | ||
849 | ||
92862013 | 850 | Float_t dppin[3] ; |
851 | dppin[0] = fGeom->GetPinDiodeSize(0) / 2.0 ; | |
852 | dppin[1] = fGeom->GetPinDiodeSize(1) / 2.0 ; | |
853 | dppin[2] = fGeom->GetPinDiodeSize(2) / 2.0 ; | |
d15a28e7 | 854 | |
92862013 | 855 | gMC->Gsvolu("PPIN", "BOX ", idtmed[705], dppin, 3) ; |
d15a28e7 | 856 | |
92862013 | 857 | yO = fGeom->GetCrystalSupportHeight() / 2.0 - fGeom->GetPinDiodeSize(1) / 2.0 ; |
d15a28e7 | 858 | |
92862013 | 859 | gMC->Gspos("PPIN", 1, "PSUP", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 860 | |
861 | // --- | |
862 | // --- Define Upper Cooling Panel, place it on top of PTCB --- | |
92862013 | 863 | Float_t dpucp[3] ; |
d15a28e7 | 864 | // --- Upper Cooling Plate thickness --- |
865 | ||
92862013 | 866 | dpucp[0] = dptcb[0] ; |
867 | dpucp[1] = fGeom->GetUpperCoolingPlateThickness() ; | |
868 | dpucp[2] = dptcb[2] ; | |
d15a28e7 | 869 | |
92862013 | 870 | gMC->Gsvolu("PUCP", "BOX ", idtmed[701], dpucp,3) ; |
d15a28e7 | 871 | |
92862013 | 872 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetUpperCoolingPlateThickness() ) / 2. |
d15a28e7 | 873 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetModuleBoxThickness() |
874 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() - fGeom->GetUpperCoolingPlateThickness() ) ; | |
875 | ||
92862013 | 876 | gMC->Gspos("PUCP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 877 | |
878 | // --- | |
879 | // --- Define Al Support Plate, position it inside PAIR --- | |
880 | // --- right beneath PTCB --- | |
881 | // --- Al Support Plate thickness --- | |
882 | ||
92862013 | 883 | Float_t dpasp[3] ; |
884 | dpasp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
885 | dpasp[1] = fGeom->GetSupportPlateThickness() / 2.0 ; | |
886 | dpasp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
d15a28e7 | 887 | |
92862013 | 888 | gMC->Gsvolu("PASP", "BOX ", idtmed[701], dpasp, 3) ; |
d15a28e7 | 889 | |
92862013 | 890 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetSupportPlateThickness() ) / 2. |
d15a28e7 | 891 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() |
92862013 | 892 | - fGeom->GetUpperPlateThickness() - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 ) ; |
d15a28e7 | 893 | |
92862013 | 894 | gMC->Gspos("PASP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 895 | |
896 | // --- | |
897 | // --- Define Thermo Insulating Plate, position it inside PAIR --- | |
898 | // --- right beneath PASP --- | |
899 | // --- Lower Thermo Insulating Plate thickness --- | |
900 | ||
92862013 | 901 | Float_t dptip[3] ; |
902 | dptip[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
903 | dptip[1] = fGeom->GetLowerThermoPlateThickness() / 2.0 ; | |
904 | dptip[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
d15a28e7 | 905 | |
92862013 | 906 | gMC->Gsvolu("PTIP", "BOX ", idtmed[706], dptip, 3) ; |
d15a28e7 | 907 | |
92862013 | 908 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerThermoPlateThickness() ) / 2. |
d15a28e7 | 909 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness() |
92862013 | 910 | - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() ) ; |
d15a28e7 | 911 | |
92862013 | 912 | gMC->Gspos("PTIP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 913 | |
914 | // --- | |
915 | // --- Define Textolit Plate, position it inside PAIR --- | |
916 | // --- right beneath PTIP --- | |
917 | // --- Lower Textolit Plate thickness --- | |
918 | ||
92862013 | 919 | Float_t dptxp[3] ; |
920 | dptxp[0] = fGeom->GetAirFilledBoxSize(0) / 2.0 ; | |
921 | dptxp[1] = fGeom->GetLowerTextolitPlateThickness() / 2.0 ; | |
922 | dptxp[2] = fGeom->GetAirFilledBoxSize(2) / 2.0 ; | |
d15a28e7 | 923 | |
92862013 | 924 | gMC->Gsvolu("PTXP", "BOX ", idtmed[707], dptxp, 3) ; |
d15a28e7 | 925 | |
92862013 | 926 | yO = ( fGeom->GetAirFilledBoxSize(1) - fGeom->GetLowerTextolitPlateThickness() ) / 2. |
d15a28e7 | 927 | - ( fGeom->GetIPtoCrystalSurface() - fGeom->GetIPtoOuterCoverDistance() - fGeom->GetUpperPlateThickness() |
92862013 | 928 | - fGeom->GetSecondUpperPlateThickness() + dpcbl[1] * 2 + fGeom->GetSupportPlateThickness() |
d15a28e7 | 929 | + fGeom->GetLowerThermoPlateThickness() ) ; |
930 | ||
92862013 | 931 | gMC->Gspos("PTXP", 1, "PAIR", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 932 | |
933 | } | |
934 | ||
935 | //____________________________________________________________________________ | |
936 | void AliPHOSv0::CreateGeometryforPPSD() | |
fe4da5cc | 937 | { |
b2a60966 | 938 | // Create the PHOS-PPSD geometry for GEANT |
939 | ||
940 | //BEGIN_HTML | |
941 | /* | |
942 | <H2> | |
943 | Geant3 geometry tree of PHOS-PPSD in ALICE | |
944 | </H2> | |
945 | <P><CENTER> | |
946 | <IMG Align=BOTTOM ALT="PPSD geant tree" SRC="../images/PPSDinAlice.gif"> | |
947 | </CENTER><P> | |
948 | */ | |
949 | //END_HTML | |
950 | ||
951 | // Get pointer to the array containing media indexes | |
92862013 | 952 | Int_t *idtmed = fIdtmed->GetArray() - 699 ; |
d15a28e7 | 953 | |
92862013 | 954 | // The box containing all ppsd's for one PHOS module filled with air |
955 | Float_t ppsd[3] ; | |
956 | ppsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ; | |
957 | ppsd[1] = fGeom->GetPPSDBoxSize(1) / 2.0 ; | |
958 | ppsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ; | |
fe4da5cc | 959 | |
92862013 | 960 | gMC->Gsvolu("PPSD", "BOX ", idtmed[798], ppsd, 3) ; |
d15a28e7 | 961 | |
92862013 | 962 | Float_t yO = fGeom->GetOuterBoxSize(1) / 2.0 ; |
d15a28e7 | 963 | |
92862013 | 964 | gMC->Gspos("PPSD", 1, "PHOS", 0.0, yO, 0.0, 0, "ONLY") ; |
d15a28e7 | 965 | |
966 | // Now we build a micromegas module | |
967 | // The box containing the whole module filled with epoxy (FR4) | |
968 | ||
92862013 | 969 | Float_t mppsd[3] ; |
970 | mppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ; | |
971 | mppsd[1] = fGeom->GetPPSDModuleSize(1) / 2.0 ; | |
972 | mppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ; | |
d15a28e7 | 973 | |
92862013 | 974 | gMC->Gsvolu("MPPS", "BOX ", idtmed[708], mppsd, 3) ; |
d15a28e7 | 975 | |
92862013 | 976 | // Inside mppsd : |
d15a28e7 | 977 | // 1. The Top Lid made of epoxy (FR4) |
978 | ||
92862013 | 979 | Float_t tlppsd[3] ; |
980 | tlppsd[0] = fGeom->GetPPSDModuleSize(0) / 2.0 ; | |
981 | tlppsd[1] = fGeom->GetLidThickness() / 2.0 ; | |
982 | tlppsd[2] = fGeom->GetPPSDModuleSize(2) / 2.0 ; | |
d15a28e7 | 983 | |
92862013 | 984 | gMC->Gsvolu("TLPS", "BOX ", idtmed[708], tlppsd, 3) ; |
d15a28e7 | 985 | |
92862013 | 986 | Float_t y0 = ( fGeom->GetMicromegas1Thickness() - fGeom->GetLidThickness() ) / 2. ; |
d15a28e7 | 987 | |
92862013 | 988 | gMC->Gspos("TLPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 989 | |
990 | // 2. the upper panel made of composite material | |
991 | ||
92862013 | 992 | Float_t upppsd[3] ; |
993 | upppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
994 | upppsd[1] = fGeom->GetCompositeThickness() / 2.0 ; | |
995 | upppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 996 | |
92862013 | 997 | gMC->Gsvolu("UPPS", "BOX ", idtmed[709], upppsd, 3) ; |
d15a28e7 | 998 | |
92862013 | 999 | y0 = y0 - fGeom->GetLidThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; |
d15a28e7 | 1000 | |
92862013 | 1001 | gMC->Gspos("UPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1002 | |
1003 | // 3. the anode made of Copper | |
1004 | ||
92862013 | 1005 | Float_t anppsd[3] ; |
1006 | anppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1007 | anppsd[1] = fGeom->GetAnodeThickness() / 2.0 ; | |
1008 | anppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 1009 | |
92862013 | 1010 | gMC->Gsvolu("ANPS", "BOX ", idtmed[710], anppsd, 3) ; |
d15a28e7 | 1011 | |
92862013 | 1012 | y0 = y0 - fGeom->GetCompositeThickness() / 2. - fGeom->GetAnodeThickness() / 2. ; |
d15a28e7 | 1013 | |
92862013 | 1014 | gMC->Gspos("ANPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1015 | |
1016 | // 4. the conversion gap + avalanche gap filled with gas | |
1017 | ||
92862013 | 1018 | Float_t ggppsd[3] ; |
1019 | ggppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1020 | ggppsd[1] = ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2.0 ; | |
1021 | ggppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 1022 | |
92862013 | 1023 | gMC->Gsvolu("GGPS", "BOX ", idtmed[715], ggppsd, 3) ; |
d15a28e7 | 1024 | |
1025 | // --- Divide GGPP in X (phi) and Z directions -- | |
1026 | gMC->Gsdvn("GROW", "GGPS", fGeom->GetNumberOfPadsPhi(), 1) ; | |
1027 | gMC->Gsdvn("GCEL", "GROW", fGeom->GetNumberOfPadsZ() , 3) ; | |
1028 | ||
92862013 | 1029 | y0 = y0 - fGeom->GetAnodeThickness() / 2. - ( fGeom->GetConversionGap() + fGeom->GetAvalancheGap() ) / 2. ; |
d15a28e7 | 1030 | |
92862013 | 1031 | gMC->Gspos("GGPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1032 | |
1033 | ||
1034 | // 6. the cathode made of Copper | |
1035 | ||
92862013 | 1036 | Float_t cappsd[3] ; |
1037 | cappsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1038 | cappsd[1] = fGeom->GetCathodeThickness() / 2.0 ; | |
1039 | cappsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 1040 | |
92862013 | 1041 | gMC->Gsvolu("CAPS", "BOX ", idtmed[710], cappsd, 3) ; |
d15a28e7 | 1042 | |
92862013 | 1043 | y0 = y0 - ( fGeom->GetAvalancheGap() + fGeom->GetAvalancheGap() ) / 2. - fGeom->GetCathodeThickness() / 2. ; |
d15a28e7 | 1044 | |
92862013 | 1045 | gMC->Gspos("CAPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1046 | |
1047 | // 7. the printed circuit made of G10 | |
1048 | ||
92862013 | 1049 | Float_t pcppsd[3] ; |
1050 | pcppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2,.0 ; | |
1051 | pcppsd[1] = fGeom->GetPCThickness() / 2.0 ; | |
1052 | pcppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 1053 | |
92862013 | 1054 | gMC->Gsvolu("PCPS", "BOX ", idtmed[711], cappsd, 3) ; |
d15a28e7 | 1055 | |
92862013 | 1056 | y0 = y0 - fGeom->GetCathodeThickness() / 2. - fGeom->GetPCThickness() / 2. ; |
d15a28e7 | 1057 | |
92862013 | 1058 | gMC->Gspos("PCPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1059 | |
1060 | // 8. the lower panel made of composite material | |
1061 | ||
92862013 | 1062 | Float_t lpppsd[3] ; |
1063 | lpppsd[0] = ( fGeom->GetPPSDModuleSize(0) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
1064 | lpppsd[1] = fGeom->GetCompositeThickness() / 2.0 ; | |
1065 | lpppsd[2] = ( fGeom->GetPPSDModuleSize(2) - fGeom->GetMicromegasWallThickness() ) / 2.0 ; | |
d15a28e7 | 1066 | |
92862013 | 1067 | gMC->Gsvolu("LPPS", "BOX ", idtmed[709], lpppsd, 3) ; |
d15a28e7 | 1068 | |
92862013 | 1069 | y0 = y0 - fGeom->GetPCThickness() / 2. - fGeom->GetCompositeThickness() / 2. ; |
d15a28e7 | 1070 | |
92862013 | 1071 | gMC->Gspos("LPPS", 1, "MPPS", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1072 | |
92862013 | 1073 | // Position the fNumberOfModulesPhi x fNumberOfModulesZ modules (mppsd) inside PPSD to cover a PHOS module |
d15a28e7 | 1074 | // the top and bottom one's (which are assumed identical) : |
1075 | ||
92862013 | 1076 | Float_t yt = ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas1Thickness() ) / 2. ; |
1077 | Float_t yb = - ( fGeom->GetPPSDBoxSize(1) - fGeom->GetMicromegas2Thickness() ) / 2. ; | |
d15a28e7 | 1078 | |
92862013 | 1079 | Int_t copyNumbertop = 0 ; |
1080 | Int_t copyNumberbot = fGeom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() ; | |
d15a28e7 | 1081 | |
92862013 | 1082 | Float_t x = ( fGeom->GetPPSDBoxSize(0) - fGeom->GetPPSDModuleSize(0) ) / 2. ; |
d15a28e7 | 1083 | |
1084 | for ( Int_t iphi = 1; iphi <= fGeom->GetNumberOfModulesPhi(); iphi++ ) { // the number of micromegas modules in phi per PHOS module | |
92862013 | 1085 | Float_t z = ( fGeom->GetPPSDBoxSize(2) - fGeom->GetPPSDModuleSize(2) ) / 2. ; |
d15a28e7 | 1086 | |
1087 | for ( Int_t iz = 1; iz <= fGeom->GetNumberOfModulesZ(); iz++ ) { // the number of micromegas modules in z per PHOS module | |
92862013 | 1088 | gMC->Gspos("MPPS", ++copyNumbertop, "PPSD", x, yt, z, 0, "ONLY") ; |
1089 | gMC->Gspos("MPPS", ++copyNumberbot, "PPSD", x, yb, z, 0, "ONLY") ; | |
1090 | z = z - fGeom->GetPPSDModuleSize(2) ; | |
d15a28e7 | 1091 | } // end of Z module loop |
92862013 | 1092 | x = x - fGeom->GetPPSDModuleSize(0) ; |
d15a28e7 | 1093 | } // end of phi module loop |
1094 | ||
1095 | // The Lead converter between two air gaps | |
1096 | // 1. Upper air gap | |
1097 | ||
92862013 | 1098 | Float_t uappsd[3] ; |
1099 | uappsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ; | |
1100 | uappsd[1] = fGeom->GetMicro1ToLeadGap() / 2.0 ; | |
1101 | uappsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ; | |
d15a28e7 | 1102 | |
92862013 | 1103 | gMC->Gsvolu("UAPPSD", "BOX ", idtmed[798], uappsd, 3) ; |
d15a28e7 | 1104 | |
92862013 | 1105 | y0 = ( fGeom->GetPPSDBoxSize(1) - 2 * fGeom->GetMicromegas1Thickness() - fGeom->GetMicro1ToLeadGap() ) / 2. ; |
d15a28e7 | 1106 | |
92862013 | 1107 | gMC->Gspos("UAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1108 | |
1109 | // 2. Lead converter | |
1110 | ||
92862013 | 1111 | Float_t lcppsd[3] ; |
1112 | lcppsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ; | |
1113 | lcppsd[1] = fGeom->GetLeadConverterThickness() / 2.0 ; | |
1114 | lcppsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ; | |
d15a28e7 | 1115 | |
92862013 | 1116 | gMC->Gsvolu("LCPPSD", "BOX ", idtmed[712], lcppsd, 3) ; |
d15a28e7 | 1117 | |
92862013 | 1118 | y0 = y0 - fGeom->GetMicro1ToLeadGap() / 2. - fGeom->GetLeadConverterThickness() / 2. ; |
d15a28e7 | 1119 | |
92862013 | 1120 | gMC->Gspos("LCPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1121 | |
1122 | // 3. Lower air gap | |
1123 | ||
92862013 | 1124 | Float_t lappsd[3] ; |
1125 | lappsd[0] = fGeom->GetPPSDBoxSize(0) / 2.0 ; | |
1126 | lappsd[1] = fGeom->GetLeadToMicro2Gap() / 2.0 ; | |
1127 | lappsd[2] = fGeom->GetPPSDBoxSize(2) / 2.0 ; | |
d15a28e7 | 1128 | |
92862013 | 1129 | gMC->Gsvolu("LAPPSD", "BOX ", idtmed[798], lappsd, 3) ; |
fe4da5cc | 1130 | |
92862013 | 1131 | y0 = y0 - fGeom->GetLeadConverterThickness() / 2. - fGeom->GetLeadToMicro2Gap() / 2. ; |
d15a28e7 | 1132 | |
92862013 | 1133 | gMC->Gspos("LAPPSD", 1, "PPSD", 0.0, y0, 0.0, 0, "ONLY") ; |
d15a28e7 | 1134 | |
fe4da5cc | 1135 | } |
1136 | ||
d15a28e7 | 1137 | //___________________________________________________________________________ |
b2a60966 | 1138 | Int_t AliPHOSv0::Digitize(Float_t Energy) |
1139 | { | |
1140 | // Applies the energy calibration | |
1141 | ||
83974468 | 1142 | Float_t fB = 100000000. ; |
d15a28e7 | 1143 | Float_t fA = 0. ; |
1144 | Int_t chan = Int_t(fA + Energy*fB ) ; | |
1145 | return chan ; | |
1146 | } | |
31aa6d6c | 1147 | |
d15a28e7 | 1148 | //___________________________________________________________________________ |
1149 | void AliPHOSv0::FinishEvent() | |
fe4da5cc | 1150 | { |
b2a60966 | 1151 | // Makes the digits from the sum of summed hit in a single crystal or PPSD gas cell |
1152 | // Adds to the energy the electronic noise | |
1153 | // Keeps digits with energy above fDigitThreshold | |
1154 | ||
83974468 | 1155 | // Save the cumulated hits instead of raw hits (need to create the branch myself) |
1156 | // It is put in the Digit Tree because the TreeH is filled after each primary | |
1157 | // and the TreeD at the end of the event. | |
1158 | if ( fTmpHits && gAlice->TreeD() ) { | |
1159 | char branchname[10] ; | |
1160 | sprintf(branchname, "%sCH", GetName()) ; | |
1161 | gAlice->TreeD()->Branch(branchname, &fTmpHits, fBufferSize) ; | |
1162 | } else | |
1163 | cout << "AliPHOSv0::AliPHOSv0: Failed to create branch PHOSCH in TreeD " << endl ; | |
1164 | ||
d15a28e7 | 1165 | Int_t i ; |
cf239357 | 1166 | Int_t relid[4]; |
ff4c968a | 1167 | Int_t j ; |
d15a28e7 | 1168 | TClonesArray &lDigits = *fDigits ; |
92862013 | 1169 | AliPHOSHit * hit ; |
ff4c968a | 1170 | AliPHOSDigit * newdigit ; |
1171 | AliPHOSDigit * curdigit ; | |
1172 | Bool_t deja = kFALSE ; | |
b2a60966 | 1173 | |
d15a28e7 | 1174 | for ( i = 0 ; i < fNTmpHits ; i++ ) { |
92862013 | 1175 | hit = (AliPHOSHit*)fTmpHits->At(i) ; |
ff4c968a | 1176 | newdigit = new AliPHOSDigit( hit->GetPrimary(), hit->GetId(), Digitize( hit->GetEnergy() ) ) ; |
6a72c964 | 1177 | deja =kFALSE ; |
ff4c968a | 1178 | for ( j = 0 ; j < fNdigits ; j++) { |
cf239357 | 1179 | curdigit = (AliPHOSDigit*) lDigits[j] ; |
ff4c968a | 1180 | if ( *curdigit == *newdigit) { |
cf239357 | 1181 | *curdigit = *curdigit + *newdigit ; |
ff4c968a | 1182 | deja = kTRUE ; |
1183 | } | |
1184 | } | |
d1232693 | 1185 | if ( !deja ) { |
ff4c968a | 1186 | new(lDigits[fNdigits]) AliPHOSDigit(* newdigit) ; |
1187 | fNdigits++ ; | |
1188 | } | |
1189 | ||
1190 | delete newdigit ; | |
0869cea5 | 1191 | } |
ff4c968a | 1192 | |
cf239357 | 1193 | // Noise induced by the PIN diode of the PbWO crystals |
26d4b141 | 1194 | |
0869cea5 | 1195 | Float_t energyandnoise ; |
1196 | for ( i = 0 ; i < fNdigits ; i++ ) { | |
ff4c968a | 1197 | newdigit = (AliPHOSDigit * ) fDigits->At(i) ; |
cf239357 | 1198 | fGeom->AbsToRelNumbering(newdigit->GetId(), relid) ; |
ae37f159 | 1199 | |
cf239357 | 1200 | if (relid[1]==0){ // Digits belong to EMC (PbW0_4 crystals) |
3a6a7952 | 1201 | energyandnoise = newdigit->GetAmp() + Digitize(gRandom->Gaus(0., fPinElectronicNoise)) ; |
ae37f159 | 1202 | |
cf239357 | 1203 | if (energyandnoise < 0 ) |
1204 | energyandnoise = 0 ; | |
ae37f159 | 1205 | |
ae37f159 | 1206 | if ( newdigit->GetAmp() < fDigitThreshold ) // if threshold not surpassed, remove digit from list |
1207 | fDigits->RemoveAt(i) ; | |
cf239357 | 1208 | } |
fe4da5cc | 1209 | } |
31aa6d6c | 1210 | |
83974468 | 1211 | fDigits->Compress() ; |
1212 | ||
1213 | fNdigits = fDigits->GetEntries() ; | |
1214 | for (i = 0 ; i < fNdigits ; i++) { | |
1215 | newdigit = (AliPHOSDigit *) fDigits->At(i) ; | |
1216 | newdigit->SetIndexInList(i) ; | |
1217 | } | |
31aa6d6c | 1218 | |
fe4da5cc | 1219 | } |
d15a28e7 | 1220 | |
1221 | //____________________________________________________________________________ | |
1222 | void AliPHOSv0::Init(void) | |
1223 | { | |
b2a60966 | 1224 | // Just prints an information message |
1225 | ||
d15a28e7 | 1226 | Int_t i; |
1227 | ||
1228 | printf("\n"); | |
1229 | for(i=0;i<35;i++) printf("*"); | |
1230 | printf(" PHOS_INIT "); | |
1231 | for(i=0;i<35;i++) printf("*"); | |
1232 | printf("\n"); | |
1233 | ||
1234 | // Here the PHOS initialisation code (if any!) | |
1235 | ||
1236 | for(i=0;i<80;i++) printf("*"); | |
1237 | printf("\n"); | |
1238 | ||
1239 | } | |
1240 | ||
1241 | //___________________________________________________________________________ | |
1242 | void AliPHOSv0::MakeBranch(Option_t* opt) | |
1243 | { | |
b2a60966 | 1244 | // Create new branche in the current Root Tree in the digit Tree |
1245 | ||
d15a28e7 | 1246 | AliDetector::MakeBranch(opt) ; |
1247 | ||
1248 | char branchname[10]; | |
1249 | sprintf(branchname,"%s",GetName()); | |
c198e326 | 1250 | char *cdD = strstr(opt,"D"); |
d15a28e7 | 1251 | |
c198e326 | 1252 | if (fDigits && gAlice->TreeD() && cdD) { |
31aa6d6c | 1253 | gAlice->TreeD()->Branch(branchname, &fDigits, fBufferSize); |
c198e326 | 1254 | } |
d15a28e7 | 1255 | } |
d15a28e7 | 1256 | |
9f616d61 | 1257 | //_____________________________________________________________________________ |
6ad0bfa0 | 1258 | void AliPHOSv0::Reconstruction(AliPHOSReconstructioner * Reconstructioner) |
d15a28e7 | 1259 | { |
b2a60966 | 1260 | // 1. Reinitializes the existing RecPoint, TrackSegment, and RecParticles Lists and |
83974468 | 1261 | // 2. Creates TreeR wit a branch for each list |
b2a60966 | 1262 | // 3. Steers the reconstruction processes |
1263 | // 4. Saves the 3 lists in TreeR | |
1264 | // 5. Write the Tree to File | |
1265 | ||
6ad0bfa0 | 1266 | fReconstructioner = Reconstructioner ; |
b2a60966 | 1267 | |
1268 | char branchname[10] ; | |
6ad0bfa0 | 1269 | |
b2a60966 | 1270 | // 1. |
83974468 | 1271 | |
1272 | gAlice->MakeTree("R") ; | |
1273 | Int_t splitlevel = 0 ; | |
b2a60966 | 1274 | |
9f616d61 | 1275 | if (fEmcClusters) { |
1276 | fEmcClusters->Delete() ; | |
1277 | delete fEmcClusters ; | |
1278 | fEmcClusters = 0 ; | |
9f616d61 | 1279 | } |
83974468 | 1280 | |
1281 | // fEmcClusters= new RecPointsList("AliPHOSEmcRecPoint", 100) ; if TClonesArray | |
1282 | fEmcClusters= new RecPointsList(100) ; | |
1283 | ||
b2a60966 | 1284 | if ( fEmcClusters && gAlice->TreeR() ) { |
83974468 | 1285 | sprintf(branchname,"%sEmcRP",GetName()) ; |
1286 | ||
1287 | // gAlice->TreeR()->Branch(branchname, &fEmcClusters, fBufferSize); if TClonesArray | |
1288 | gAlice->TreeR()->Branch(branchname, "TObjArray", &fEmcClusters, fBufferSize, splitlevel) ; | |
b2a60966 | 1289 | } |
1290 | ||
9f616d61 | 1291 | if (fPpsdClusters) { |
1292 | fPpsdClusters->Delete() ; | |
1293 | delete fPpsdClusters ; | |
1294 | fPpsdClusters = 0 ; | |
1295 | } | |
83974468 | 1296 | |
1297 | // fPpsdClusters = new RecPointsList("AliPHOSPpsdRecPoint", 100) ; if TClonesArray | |
1298 | fPpsdClusters = new RecPointsList(100) ; | |
1299 | ||
b2a60966 | 1300 | if ( fPpsdClusters && gAlice->TreeR() ) { |
83974468 | 1301 | sprintf(branchname,"%sPpsdRP",GetName()) ; |
1302 | ||
1303 | // gAlice->TreeR()->Branch(branchname, &fPpsdClusters, fBufferSize); if TClonesArray | |
1304 | gAlice->TreeR()->Branch(branchname, "TObjArray", &fPpsdClusters, fBufferSize, splitlevel); | |
1305 | } | |
9f616d61 | 1306 | |
b2a60966 | 1307 | if (fTrackSegments) { |
9f616d61 | 1308 | fTrackSegments->Delete() ; |
1309 | delete fTrackSegments ; | |
1310 | fTrackSegments = 0 ; | |
1311 | } | |
83974468 | 1312 | |
b2a60966 | 1313 | fTrackSegments = new TrackSegmentsList("AliPHOSTrackSegment", 100) ; |
1314 | if ( fTrackSegments && gAlice->TreeR() ) { | |
1315 | sprintf(branchname,"%sTS",GetName()) ; | |
1316 | gAlice->TreeR()->Branch(branchname, &fTrackSegments, fBufferSize); | |
1317 | } | |
1318 | ||
83974468 | 1319 | if (fRecParticles) { |
1320 | fRecParticles->Delete() ; | |
6ad0bfa0 | 1321 | delete fRecParticles ; |
1322 | fRecParticles = 0 ; | |
1323 | } | |
1324 | fRecParticles = new RecParticlesList("AliPHOSRecParticle", 100) ; | |
b2a60966 | 1325 | if ( fRecParticles && gAlice->TreeR() ) { |
83974468 | 1326 | sprintf(branchname,"%sRP",GetName()) ; |
1327 | gAlice->TreeR()->Branch(branchname, &fRecParticles, fBufferSize); | |
b2a60966 | 1328 | } |
1329 | ||
1330 | // 3. | |
6ad0bfa0 | 1331 | |
1332 | fReconstructioner->Make(fDigits, fEmcClusters, fPpsdClusters, fTrackSegments, fRecParticles); | |
9f616d61 | 1333 | |
83974468 | 1334 | // 4. Expand or Shrink the arrays to the proper size |
1335 | ||
1336 | Int_t size ; | |
1337 | ||
1338 | size = fEmcClusters->GetEntries() ; | |
1339 | fEmcClusters->Expand(size) ; | |
1340 | ||
1341 | size = fPpsdClusters->GetEntries() ; | |
1342 | fPpsdClusters->Expand(size) ; | |
1343 | ||
1344 | size = fTrackSegments->GetEntries() ; | |
1345 | fTrackSegments->Expand(size) ; | |
1346 | ||
1347 | size = fRecParticles->GetEntries() ; | |
1348 | fRecParticles->Expand(size) ; | |
b2a60966 | 1349 | |
1350 | gAlice->TreeR()->Fill() ; | |
1351 | ||
1352 | // 5. | |
1353 | ||
1354 | gAlice->TreeR()->Write() ; | |
83974468 | 1355 | |
d15a28e7 | 1356 | } |
1357 | ||
83974468 | 1358 | //____________________________________________________________________________ |
1359 | void AliPHOSv0::ResetDigits() | |
1360 | { | |
1361 | // May sound strange, but cumulative hits are store in digits Tree | |
1362 | ||
1363 | if( fTmpHits ) { | |
1364 | fTmpHits->Delete(); | |
1365 | fNTmpHits = 0 ; | |
1366 | } | |
1367 | } | |
1368 | ||
d15a28e7 | 1369 | //____________________________________________________________________________ |
1370 | void AliPHOSv0::StepManager(void) | |
1371 | { | |
b2a60966 | 1372 | // Accumulates hits as long as the track stays in a single crystal or PPSD gas Cell |
1373 | ||
92862013 | 1374 | Int_t relid[4] ; // (box, layer, row, column) indices |
d15a28e7 | 1375 | Float_t xyze[4] ; // position wrt MRS and energy deposited |
1376 | TLorentzVector pos ; | |
ff4c968a | 1377 | Int_t copy ; |
d15a28e7 | 1378 | |
ff4c968a | 1379 | Int_t primary = gAlice->GetPrimary( gAlice->CurrentTrack() ); |
d15a28e7 | 1380 | TString name = fGeom->GetName() ; |
d15a28e7 | 1381 | if ( name == "GPS2" ) { // the CPV is a PPSD |
b2a60966 | 1382 | if( gMC->CurrentVolID(copy) == gMC->VolId("GCEL") ) // We are inside a gas cell |
d15a28e7 | 1383 | { |
1384 | gMC->TrackPosition(pos) ; | |
1385 | xyze[0] = pos[0] ; | |
1386 | xyze[1] = pos[1] ; | |
1387 | xyze[2] = pos[2] ; | |
1388 | xyze[3] = gMC->Edep() ; | |
1389 | ||
1390 | if ( xyze[3] != 0 ) { // there is deposited energy | |
92862013 | 1391 | gMC->CurrentVolOffID(5, relid[0]) ; // get the PHOS Module number |
1392 | gMC->CurrentVolOffID(3, relid[1]) ; // get the Micromegas Module number | |
d15a28e7 | 1393 | // 1-> Geom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() upper |
1394 | // > fGeom->GetNumberOfModulesPhi() * fGeom->GetNumberOfModulesZ() lower | |
92862013 | 1395 | gMC->CurrentVolOffID(1, relid[2]) ; // get the row number of the cell |
1396 | gMC->CurrentVolID(relid[3]) ; // get the column number | |
d15a28e7 | 1397 | |
1398 | // get the absolute Id number | |
1399 | ||
92862013 | 1400 | Int_t absid ; |
ff4c968a | 1401 | fGeom->RelToAbsNumbering(relid, absid) ; |
d15a28e7 | 1402 | |
1403 | // add current hit to the hit list | |
ff4c968a | 1404 | AddHit(primary, absid, xyze); |
d15a28e7 | 1405 | |
1406 | } // there is deposited energy | |
1407 | } // We are inside the gas of the CPV | |
1408 | } // GPS2 configuration | |
1409 | ||
ff4c968a | 1410 | if(gMC->CurrentVolID(copy) == gMC->VolId("PXTL") ) // We are inside a PBWO crystal |
d15a28e7 | 1411 | { |
1412 | gMC->TrackPosition(pos) ; | |
1413 | xyze[0] = pos[0] ; | |
1414 | xyze[1] = pos[1] ; | |
1415 | xyze[2] = pos[2] ; | |
1416 | xyze[3] = gMC->Edep() ; | |
1417 | ||
1418 | if ( xyze[3] != 0 ) { | |
92862013 | 1419 | gMC->CurrentVolOffID(10, relid[0]) ; // get the PHOS module number ; |
ff4c968a | 1420 | relid[1] = 0 ; // means PBW04 |
92862013 | 1421 | gMC->CurrentVolOffID(4, relid[2]) ; // get the row number inside the module |
1422 | gMC->CurrentVolOffID(3, relid[3]) ; // get the cell number inside the module | |
d15a28e7 | 1423 | |
1424 | // get the absolute Id number | |
1425 | ||
92862013 | 1426 | Int_t absid ; |
1427 | fGeom->RelToAbsNumbering(relid, absid) ; | |
d15a28e7 | 1428 | |
1429 | // add current hit to the hit list | |
1430 | ||
ff4c968a | 1431 | AddHit(primary, absid, xyze); |
d15a28e7 | 1432 | |
1433 | } // there is deposited energy | |
1434 | } // we are inside a PHOS Xtal | |
1435 | } | |
1436 |