1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
17 /* History of cvs commits:
20 * Revision 1.81 2006/03/04 20:25:56 kharlov
21 * Set geom parameters from CDB
23 * Revision 1.80 2005/06/17 07:39:07 hristov
24 * Removing GetDebug and SetDebug from AliRun and AliModule. Using AliLog for the messages
26 * Revision 1.79 2005/05/28 14:19:05 schutz
27 * Compilation warnings fixed by T.P.
31 //_________________________________________________________________________
32 // Implementation version v0 of PHOS Manager class
33 // An object of this class does not produce hits nor digits
34 // It is the one to use if you do not want to produce outputs in TREEH or TREED
36 //*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH)
39 // --- ROOT system ---
43 #include <TGeometry.h>
49 #include <TVirtualMC.h>
50 #include <TGeoManager.h>
52 // --- Standard library ---
57 // --- AliRoot header files ---
60 #include "AliPHOSGeometry.h"
61 #include "AliPHOSLoader.h"
62 #include "AliPHOSv0.h"
68 //____________________________________________________________________________
69 AliPHOSv0::AliPHOSv0(const char *name, const char *title):
72 // ctor : title is used to identify the layout
76 //____________________________________________________________________________
77 void AliPHOSv0::Copy(TObject & phos) const
83 //____________________________________________________________________________
84 void AliPHOSv0::BuildGeometry()
86 // Build the PHOS geometry for the ROOT display
90 PHOS in ALICE displayed by root
96 <IMG Align=BOTTOM ALT="All Views" SRC="../images/AliPHOSv0AllViews.gif">
101 <IMG Align=BOTTOM ALT="Front View" SRC="../images/AliPHOSv0FrontView.gif">
106 <IMG Align=BOTTOM ALT="3D View 1" SRC="../images/AliPHOSv03DView1.gif">
111 <IMG Align=BOTTOM ALT="3D View 2" SRC="../images/AliPHOSv03DView2.gif">
117 this->BuildGeometryforEMC() ;
118 this->BuildGeometryforCPV() ;
122 //____________________________________________________________________________
123 void AliPHOSv0:: BuildGeometryforEMC(void)
125 // Build the PHOS-EMC geometry for the ROOT display
127 const Int_t kColorPHOS = kRed ;
128 const Int_t kColorXTAL = kBlue ;
130 Double_t const kRADDEG = 180.0 / TMath::Pi() ;
132 AliPHOSGeometry * geom = GetGeometry() ;
133 AliPHOSEMCAGeometry * emcg = geom->GetEMCAGeometry() ;
134 Float_t * boxparams = emcg->GetEMCParams() ;
136 new TTRD1("OuterBox", "PHOS box", "void",boxparams[0],boxparams[1],boxparams[2], boxparams[3] );
141 Float_t * cribox = emcg->GetInnerThermoHalfSize() ;
142 new TBRIK( "CrystalsBox", "PHOS crystals box", "void", cribox[0], cribox[2], cribox[1] ) ;
144 // position PHOS into ALICE
146 Float_t r = geom->GetIPtoOuterCoverDistance() + boxparams[3] ;
148 TNode * top = gAlice->GetGeometry()->GetNode("alice") ;
150 char * nodename = new char[20] ;
151 char * rotname = new char[20] ;
153 new TRotMatrix("cribox", "cribox", 90, 0, 90, 90, 0, 0);
155 for( Int_t i = 1; i <= geom->GetNModules(); i++ ) {
157 Float_t angle = geom->GetPHOSAngle(i) ;
158 sprintf(rotname, "%s%d", "rot", number++) ;
159 new TRotMatrix(rotname, rotname, 90, angle, 0, 0, 90, 270 + angle);
162 sprintf(nodename,"%s%d", "Module", i) ;
163 Float_t x = r * TMath::Sin( angle / kRADDEG ) ;
164 Float_t y = -r * TMath::Cos( angle / kRADDEG ) ;
165 TNode * outerboxnode = new TNode(nodename, nodename, "OuterBox", x, y, 0, rotname ) ;
166 outerboxnode->SetLineColor(kColorPHOS) ;
167 fNodes->Add(outerboxnode) ;
170 Float_t z = -boxparams[3] - geom->GetIPtoOuterCoverDistance() +
171 cribox[1] + geom->GetIPtoCrystalSurface() ;
172 TNode * crystalsboxnode = new TNode(nodename, nodename, "CrystalsBox", 0, 0, z) ;
173 crystalsboxnode->SetLineColor(kColorXTAL) ;
174 fNodes->Add(crystalsboxnode) ;
182 //____________________________________________________________________________
183 void AliPHOSv0:: BuildGeometryforCPV(void)
185 // Build the PHOS-CPV geometry for the ROOT display
186 // Author: Yuri Kharlov 11 September 2000
191 CPV displayed by root
196 <td>CPV perspective view</td>
197 <td>CPV front view </td>
201 <td> <img height=300 width=290 src="../images/CPVRootPersp.gif"> </td>
202 <td> <img height=300 width=290 src="../images/CPVRootFront.gif"> </td>
210 const Double_t kRADDEG = 180.0 / TMath::Pi() ;
211 const Int_t kColorCPV = kGreen ;
212 const Int_t kColorFrame = kYellow ;
213 const Int_t kColorGassiplex = kRed;
214 const Int_t kColorPCB = kCyan;
216 AliPHOSGeometry * geom = GetGeometry() ;
218 // Box for a full PHOS module
220 new TBRIK ("CPVBox", "CPV box", "void", geom->GetCPVBoxSize(0)/2,
221 geom->GetCPVBoxSize(1)/2,
222 geom->GetCPVBoxSize(2)/2 );
223 new TBRIK ("CPVFrameLR", "CPV frame Left-Right", "void", geom->GetCPVFrameSize(0)/2,
224 geom->GetCPVFrameSize(1)/2,
225 geom->GetCPVBoxSize(2)/2 );
226 new TBRIK ("CPVFrameUD", "CPV frame Up-Down", "void", geom->GetCPVBoxSize(0)/2 - geom->GetCPVFrameSize(0),
227 geom->GetCPVFrameSize(1)/2,
228 geom->GetCPVFrameSize(2)/2);
229 new TBRIK ("CPVPCB", "CPV PCB", "void", geom->GetCPVActiveSize(0)/2,
230 geom->GetCPVTextoliteThickness()/2,
231 geom->GetCPVActiveSize(1)/2);
232 new TBRIK ("CPVGassiplex", "CPV Gassiplex PCB", "void", geom->GetGassiplexChipSize(0)/2,
233 geom->GetGassiplexChipSize(1)/2,
234 geom->GetGassiplexChipSize(2)/2);
236 // position CPV into ALICE
238 char * nodename = new char[25] ;
239 char * rotname = new char[25] ;
241 Float_t r = geom->GetIPtoCPVDistance() + geom->GetCPVBoxSize(1) / 2.0 ;
243 TNode * top = gAlice->GetGeometry()->GetNode("alice") ;
245 Int_t lastModule = 0 ;
246 lastModule = geom->GetNModules();
248 for( Int_t i = 1; i <= lastModule; i++ ) { // the number of PHOS modules
252 Float_t angle = geom->GetPHOSAngle(i) ;
253 sprintf(rotname, "%s%d", "rotg", number+i) ;
254 new TRotMatrix(rotname, rotname, 90, angle, 90, 90 + angle, 0, 0);
256 sprintf(nodename, "%s%d", "CPVModule", i) ;
257 Float_t x = r * TMath::Sin( angle / kRADDEG ) ;
258 Float_t y = -r * TMath::Cos( angle / kRADDEG ) ;
260 TNode * cpvBoxNode = new TNode(nodename , nodename ,"CPVBox", x, y, 0, rotname ) ;
261 cpvBoxNode->SetLineColor(kColorCPV) ;
262 fNodes->Add(cpvBoxNode) ;
265 // inside each CPV box:
269 for (j=0; j<=1; j++) {
270 sprintf(nodename, "CPVModule%d Frame%d", i, j+1) ;
271 x = TMath::Sign(1,2*j-1) * (geom->GetCPVBoxSize(0) - geom->GetCPVFrameSize(0)) / 2;
272 TNode * cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameLR", x, 0, 0) ;
273 cpvFrameNode->SetLineColor(kColorFrame) ;
274 fNodes->Add(cpvFrameNode) ;
276 sprintf(nodename, "CPVModule%d Frame%d", i, j+3) ;
277 z = TMath::Sign(1,2*j-1) * (geom->GetCPVBoxSize(2) - geom->GetCPVFrameSize(2)) / 2;
278 cpvFrameNode = new TNode(nodename , nodename ,"CPVFrameUD", 0, 0, z) ;
279 cpvFrameNode->SetLineColor(kColorFrame) ;
280 fNodes->Add(cpvFrameNode) ;
283 // 4 printed circuit boards
284 for (j=0; j<4; j++) {
285 sprintf(nodename, "CPVModule%d PCB%d", i, j+1) ;
286 y = geom->GetCPVFrameSize(1) / 2 - geom->GetFTPosition(j) + geom->GetCPVTextoliteThickness()/2;
287 TNode * cpvPCBNode = new TNode(nodename , nodename ,"CPVPCB", 0, y, 0) ;
288 cpvPCBNode->SetLineColor(kColorPCB) ;
289 fNodes->Add(cpvPCBNode) ;
293 Float_t xStep = geom->GetCPVActiveSize(0) / (geom->GetNumberOfCPVChipsPhi() + 1);
294 Float_t zStep = geom->GetCPVActiveSize(1) / (geom->GetNumberOfCPVChipsZ() + 1);
295 y = geom->GetCPVFrameSize(1)/2 - geom->GetFTPosition(0) +
296 geom->GetCPVTextoliteThickness() / 2 + geom->GetGassiplexChipSize(1) / 2 + 0.1;
297 for (Int_t ix=0; ix<geom->GetNumberOfCPVChipsPhi(); ix++) {
298 x = xStep * (ix+1) - geom->GetCPVActiveSize(0)/2;
299 for (Int_t iz=0; iz<geom->GetNumberOfCPVChipsZ(); iz++) {
300 z = zStep * (iz+1) - geom->GetCPVActiveSize(1)/2;
301 sprintf(nodename, "CPVModule%d Chip(%dx%d)", i, ix+1,iz+1) ;
302 TNode * cpvGassiplexNode = new TNode(nodename , nodename ,"CPVGassiplex", x, y, z) ;
303 cpvGassiplexNode->SetLineColor(kColorGassiplex) ;
304 fNodes->Add(cpvGassiplexNode) ;
314 //____________________________________________________________________________
315 void AliPHOSv0::CreateGeometry()
317 // Create the PHOS geometry for Geant
319 AliPHOSv0 *phostmp = dynamic_cast<AliPHOSv0*>(gAlice->GetModule("PHOS")) ;
321 if ( phostmp == NULL ) {
323 fprintf(stderr, "PHOS detector not found!\n") ;
328 AliPHOSGeometry * geom = GetGeometry() ;
330 // Get pointer to the array containing media indeces
331 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
333 // Create a PHOS module.
335 gMC->Gsvolu("PHOS", "TRD1", idtmed[798], geom->GetPHOSParams(), 4) ;
337 this->CreateGeometryforEMC() ;
339 this->CreateGeometryforCPV() ;
341 this->CreateGeometryforSupport() ;
343 // --- Position PHOS mdules in ALICE setup ---
347 for (Int_t iModule = 0; iModule < geom->GetNModules(); iModule++ ) {
350 for (iXYZ=0; iXYZ<3; iXYZ++)
351 for (iAngle=0; iAngle<2; iAngle++)
352 angle[iXYZ][iAngle] = geom->GetModuleAngle(iModule,iXYZ, iAngle);
353 AliMatrix(idrotm[iModule],
354 angle[0][0],angle[0][1],
355 angle[1][0],angle[1][1],
356 angle[2][0],angle[2][1]) ;
359 for (iXYZ=0; iXYZ<3; iXYZ++)
360 pos[iXYZ] = geom->GetModuleCenter(iModule,iXYZ);
361 gMC->Gspos("PHOS", iModule+1, "ALIC", pos[0], pos[1], pos[2],
362 idrotm[iModule], "ONLY") ;
367 //____________________________________________________________________________
368 void AliPHOSv0::CreateGeometryforEMC()
370 // Create the PHOS-EMC geometry for GEANT
371 // Author: Dmitri Peressounko August 2001
372 // The used coordinate system:
373 // 1. in Module: X along longer side, Y out of beam, Z along shorter side (along beam)
374 // 2. In Strip the same: X along longer side, Y out of beam, Z along shorter side (along beam)
380 Geant3 geometry tree of PHOS-EMC in ALICE
383 <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/EMCinAlice.gif">
388 // Get pointer to the array containing media indexes
389 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
391 AliPHOSGeometry * geom = GetGeometry() ;
392 AliPHOSEMCAGeometry * emcg = geom->GetEMCAGeometry() ;
394 // ======= Define the strip ===============
396 gMC->Gsvolu("PSTR", "BOX ", idtmed[716], emcg->GetStripHalfSize(), 3) ; //Made of stell
398 // --- define air volume (cell of the honeycomb)
399 gMC->Gsvolu("PCEL", "BOX ", idtmed[798], emcg->GetAirCellHalfSize(), 3);
401 // --- define wrapped crystal and put it into AirCell
403 gMC->Gsvolu("PWRA", "BOX ", idtmed[702], emcg->GetWrappedHalfSize(), 3);
404 Float_t * pin = emcg->GetAPDHalfSize() ;
405 Float_t * preamp = emcg->GetPreampHalfSize() ;
406 Float_t y = (emcg->GetAirGapLed()-2*pin[1]-2*preamp[1])/2;
407 gMC->Gspos("PWRA", 1, "PCEL", 0.0, y, 0.0, 0, "ONLY") ;
409 // --- Define crystall and put it into wrapped crystall ---
410 gMC->Gsvolu("PXTL", "BOX ", idtmed[699], emcg->GetCrystalHalfSize(), 3) ;
411 gMC->Gspos("PXTL", 1, "PWRA", 0.0, 0.0, 0.0, 0, "ONLY") ;
413 // --- define APD/PIN preamp and put it into AirCell
415 gMC->Gsvolu("PPIN", "BOX ", idtmed[705], emcg->GetAPDHalfSize(), 3) ;
416 Float_t * crystal = emcg->GetCrystalHalfSize() ;
417 y = crystal[1] + emcg->GetAirGapLed() /2 - preamp[1];
418 gMC->Gspos("PPIN", 1, "PCEL", 0.0, y, 0.0, 0, "ONLY") ;
420 gMC->Gsvolu("PREA", "BOX ", idtmed[711], emcg->GetPreampHalfSize(), 3) ; // Here I assumed preamp
421 // as a printed Circuit
422 y = crystal[1] + emcg->GetAirGapLed() /2 + pin[1] ; // May it should be changed
423 gMC->Gspos("PREA", 1, "PCEL", 0.0, y, 0.0, 0, "ONLY") ; // to ceramics?
426 // --- Fill strip with wrapped cristalls in Air Cells
428 Float_t* splate = emcg->GetSupportPlateHalfSize();
430 Float_t* acel = emcg->GetAirCellHalfSize() ;
432 for(icel = 1; icel <= emcg->GetNCellsInStrip(); icel++){
433 Float_t x = (2*icel - 1 - emcg->GetNCellsInStrip())* acel[0] ;
434 gMC->Gspos("PCEL", icel, "PSTR", x, y, 0.0, 0, "ONLY") ;
437 // --- define the support plate, hole in it and position it in strip ----
438 gMC->Gsvolu("PSUP", "BOX ", idtmed[701], emcg->GetSupportPlateHalfSize(), 3) ;
440 gMC->Gsvolu("PSHO", "BOX ", idtmed[798], emcg->GetSupportPlateInHalfSize(), 3) ;
441 Float_t z = emcg->GetSupportPlateThickness()/2 ;
442 gMC->Gspos("PSHO", 1, "PSUP", 0.0, 0.0, z, 0, "ONLY") ;
445 gMC->Gspos("PSUP", 1, "PSTR", 0.0, y, 0.0, 0, "ONLY") ;
448 // ========== Fill module with strips and put them into inner thermoinsulation=============
449 gMC->Gsvolu("PTII", "BOX ", idtmed[706], emcg->GetInnerThermoHalfSize(), 3) ;
451 Float_t * inthermo = emcg->GetInnerThermoHalfSize() ;
452 Float_t * strip = emcg->GetStripHalfSize() ;
453 y = inthermo[1] - strip[1] ;
458 for(irow = 0; irow < emcg->GetNStripX(); irow ++){
459 Float_t x = (2*irow + 1 - emcg->GetNStripX())* strip[0] ;
460 for(icol = 0; icol < emcg->GetNStripZ(); icol ++){
461 z = (2*icol + 1 - emcg->GetNStripZ()) * strip[2] ;
462 gMC->Gspos("PSTR", nr, "PTII", x, y, z, 0, "ONLY") ;
468 // ------- define the air gap between thermoinsulation and cooler
469 gMC->Gsvolu("PAGA", "BOX ", idtmed[798], emcg->GetAirGapHalfSize(), 3) ;
470 Float_t * agap = emcg->GetAirGapHalfSize() ;
471 y = agap[1] - inthermo[1] ;
473 gMC->Gspos("PTII", 1, "PAGA", 0.0, y, 0.0, 0, "ONLY") ;
477 // ------- define the Al passive cooler
478 gMC->Gsvolu("PCOR", "BOX ", idtmed[701], emcg->GetCoolerHalfSize(), 3) ;
479 Float_t * cooler = emcg->GetCoolerHalfSize() ;
480 y = cooler[1] - agap[1] ;
482 gMC->Gspos("PAGA", 1, "PCOR", 0.0, y, 0.0, 0, "ONLY") ;
484 // ------- define the outer thermoinsulating cover
485 gMC->Gsvolu("PTIO", "TRD1", idtmed[706], emcg->GetOuterThermoParams(), 4) ;
486 Float_t * outparams = emcg->GetOuterThermoParams() ;
489 AliMatrix(idrotm[1], 90.0, 0.0, 0.0, 0.0, 90.0, 270.0) ;
490 // Frame in outer thermoinsulation and so on: z out of beam, y along beam, x across beam
492 z = outparams[3] - cooler[1] ;
493 gMC->Gspos("PCOR", 1, "PTIO", 0., 0.0, z, idrotm[1], "ONLY") ;
495 // -------- Define the outer Aluminium cover -----
496 gMC->Gsvolu("PCOL", "TRD1", idtmed[701], emcg->GetAlCoverParams(), 4) ;
497 Float_t * covparams = emcg->GetAlCoverParams() ;
498 z = covparams[3] - outparams[3] ;
499 gMC->Gspos("PTIO", 1, "PCOL", 0., 0.0, z, 0, "ONLY") ;
501 // --------- Define front fiberglass cover -----------
502 gMC->Gsvolu("PFGC", "BOX ", idtmed[717], emcg->GetFiberGlassHalfSize(), 3) ;
504 gMC->Gspos("PFGC", 1, "PCOL", 0., 0.0, z, 0, "ONLY") ;
506 //=============This is all with cold section==============
509 //------ Warm Section --------------
510 gMC->Gsvolu("PWAR", "BOX ", idtmed[701], emcg->GetWarmAlCoverHalfSize(), 3) ;
511 Float_t * warmcov = emcg->GetWarmAlCoverHalfSize() ;
513 // --- Define the outer thermoinsulation ---
514 gMC->Gsvolu("PWTI", "BOX ", idtmed[706], emcg->GetWarmThermoHalfSize(), 3) ;
515 Float_t * warmthermo = emcg->GetWarmThermoHalfSize() ;
516 z = -warmcov[2] + warmthermo[2] ;
518 gMC->Gspos("PWTI", 1, "PWAR", 0., 0.0, z, 0, "ONLY") ;
520 // --- Define cables area and put in it T-supports ----
521 gMC->Gsvolu("PCA1", "BOX ", idtmed[718], emcg->GetTCables1HalfSize(), 3) ;
522 Float_t * cbox = emcg->GetTCables1HalfSize() ;
524 gMC->Gsvolu("PBE1", "BOX ", idtmed[701], emcg->GetTSupport1HalfSize(), 3) ;
525 Float_t * beams = emcg->GetTSupport1HalfSize() ;
527 for(isup = 0; isup < emcg->GetNTSuppots(); isup++){
528 Float_t x = -cbox[0] + beams[0] + (2*beams[0]+emcg->GetTSupportDist())*isup ;
529 gMC->Gspos("PBE1", isup, "PCA1", x, 0.0, 0.0, 0, "ONLY") ;
532 z = -warmthermo[2] + cbox[2] ;
533 gMC->Gspos("PCA1", 1, "PWTI", 0.0, 0.0, z, 0, "ONLY") ;
535 gMC->Gsvolu("PCA2", "BOX ", idtmed[718], emcg->GetTCables2HalfSize(), 3) ;
536 Float_t * cbox2 = emcg->GetTCables2HalfSize() ;
538 gMC->Gsvolu("PBE2", "BOX ", idtmed[701], emcg->GetTSupport2HalfSize(), 3) ;
539 for(isup = 0; isup < emcg->GetNTSuppots(); isup++){
540 Float_t x = -cbox[0] + beams[0] + (2*beams[0]+emcg->GetTSupportDist())*isup ;
541 gMC->Gspos("PBE2", isup, "PCA2", x, 0.0, 0.0, 0, "ONLY") ;
544 z = -warmthermo[2] + 2*cbox[2] + cbox2[2];
545 gMC->Gspos("PCA2", 1, "PWTI", 0.0, 0.0, z, 0, "ONLY") ;
548 // --- Define frame ---
549 gMC->Gsvolu("PFRX", "BOX ", idtmed[716], emcg->GetFrameXHalfSize(), 3) ;
550 Float_t * posit = emcg->GetFrameXPosition() ;
551 gMC->Gspos("PFRX", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
552 gMC->Gspos("PFRX", 2, "PWTI", posit[0], -posit[1], posit[2], 0, "ONLY") ;
554 gMC->Gsvolu("PFRZ", "BOX ", idtmed[716], emcg->GetFrameZHalfSize(), 3) ;
555 posit = emcg->GetFrameZPosition() ;
556 gMC->Gspos("PFRZ", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
557 gMC->Gspos("PFRZ", 2, "PWTI", -posit[0], posit[1], posit[2], 0, "ONLY") ;
559 // --- Define Fiber Glass support ---
560 gMC->Gsvolu("PFG1", "BOX ", idtmed[717], emcg->GetFGupXHalfSize(), 3) ;
561 posit = emcg->GetFGupXPosition() ;
562 gMC->Gspos("PFG1", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
563 gMC->Gspos("PFG1", 2, "PWTI", posit[0], -posit[1], posit[2], 0, "ONLY") ;
565 gMC->Gsvolu("PFG2", "BOX ", idtmed[717], emcg->GetFGupZHalfSize(), 3) ;
566 posit = emcg->GetFGupZPosition() ;
567 gMC->Gspos("PFG2", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
568 gMC->Gspos("PFG2", 2, "PWTI", -posit[0], posit[1], posit[2], 0, "ONLY") ;
570 gMC->Gsvolu("PFG3", "BOX ", idtmed[717], emcg->GetFGlowXHalfSize(), 3) ;
571 posit = emcg->GetFGlowXPosition() ;
572 gMC->Gspos("PFG3", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
573 gMC->Gspos("PFG3", 2, "PWTI", posit[0], -posit[1], posit[2], 0, "ONLY") ;
575 gMC->Gsvolu("PFG4", "BOX ", idtmed[717], emcg->GetFGlowZHalfSize(), 3) ;
576 posit = emcg->GetFGlowZPosition() ;
577 gMC->Gspos("PFG4", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
578 gMC->Gspos("PFG4", 2, "PWTI", -posit[0], posit[1], posit[2], 0, "ONLY") ;
580 // --- Define Air Gap for FEE electronics -----
582 gMC->Gsvolu("PAFE", "BOX ", idtmed[798], emcg->GetFEEAirHalfSize(), 3) ;
583 posit = emcg->GetFEEAirPosition() ;
584 gMC->Gspos("PAFE", 1, "PWTI", posit[0], posit[1], posit[2], 0, "ONLY") ;
586 // Define the EMC module volume and combine Cool and Warm sections
588 gMC->Gsvolu("PEMC", "TRD1", idtmed[798], emcg->GetEMCParams(), 4) ;
591 gMC->Gspos("PCOL", 1, "PEMC", 0., 0., z, 0, "ONLY") ;
593 gMC->Gspos("PWAR", 1, "PEMC", 0., 0., z, 0, "ONLY") ;
596 // Put created EMC geometry into PHOS volume
598 z = geom->GetCPVBoxSize(1) / 2. ;
599 gMC->Gspos("PEMC", 1, "PHOS", 0., 0., z, 0, "ONLY") ;
603 //____________________________________________________________________________
604 void AliPHOSv0::CreateGeometryforCPV()
606 // Create the PHOS-CPV geometry for GEANT
607 // Author: Yuri Kharlov 11 September 2000
611 Geant3 geometry of PHOS-CPV in ALICE
616 <td>CPV perspective view</td>
617 <td>CPV front view </td>
621 <td> <img height=300 width=290 src="../images/CPVallPersp.gif"> </td>
622 <td> <img height=300 width=290 src="../images/CPVallFront.gif"> </td>
626 <td>One CPV module, perspective view </td>
627 <td>One CPV module, front view (extended in vertical direction) </td>
631 <td><img height=300 width=290 src="../images/CPVmodulePers.gif"></td>
632 <td><img height=300 width=290 src="../images/CPVmoduleSide.gif"></td>
638 Geant3 geometry tree of PHOS-CPV in ALICE
641 <img height=300 width=290 src="../images/CPVtree.gif">
646 Float_t par[3], x,y,z;
648 // Get pointer to the array containing media indexes
649 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
651 AliPHOSGeometry * geom = GetGeometry() ;
653 // The box containing all CPV for one PHOS module filled with air
654 par[0] = geom->GetCPVBoxSize(0) / 2.0 ;
655 par[1] = geom->GetCPVBoxSize(1) / 2.0 ;
656 par[2] = geom->GetCPVBoxSize(2) / 2.0 ;
657 gMC->Gsvolu("PCPV", "BOX ", idtmed[798], par, 3) ;
659 Float_t * emcParams = geom->GetEMCAGeometry()->GetEMCParams() ;
662 AliMatrix(rotm, 90.,0., 0., 0., 90., 90.) ;
664 gMC->Gspos("PCPV", 1, "PHOS", 0.0, 0.0, z, rotm, "ONLY") ;
668 par[0] = geom->GetGassiplexChipSize(0)/2.;
669 par[1] = geom->GetGassiplexChipSize(1)/2.;
670 par[2] = geom->GetGassiplexChipSize(2)/2.;
671 gMC->Gsvolu("PCPC","BOX ",idtmed[707],par,3);
673 // Cu+Ni foil covers Gassiplex board
675 par[1] = geom->GetCPVCuNiFoilThickness()/2;
676 gMC->Gsvolu("PCPD","BOX ",idtmed[710],par,3);
677 y = -(geom->GetGassiplexChipSize(1)/2 - par[1]);
678 gMC->Gspos("PCPD",1,"PCPC",0,y,0,0,"ONLY");
680 // Position of the chip inside CPV
682 Float_t xStep = geom->GetCPVActiveSize(0) / (geom->GetNumberOfCPVChipsPhi() + 1);
683 Float_t zStep = geom->GetCPVActiveSize(1) / (geom->GetNumberOfCPVChipsZ() + 1);
685 y = geom->GetCPVFrameSize(1)/2 - geom->GetFTPosition(0) +
686 geom->GetCPVTextoliteThickness() / 2 + geom->GetGassiplexChipSize(1) / 2 + 0.1;
687 for (Int_t ix=0; ix<geom->GetNumberOfCPVChipsPhi(); ix++) {
688 x = xStep * (ix+1) - geom->GetCPVActiveSize(0)/2;
689 for (Int_t iz=0; iz<geom->GetNumberOfCPVChipsZ(); iz++) {
691 z = zStep * (iz+1) - geom->GetCPVActiveSize(1)/2;
692 gMC->Gspos("PCPC",copy,"PCPV",x,y,z,0,"ONLY");
696 // Foiled textolite (1 mm of textolite + 50 mkm of Cu + 6 mkm of Ni)
698 par[0] = geom->GetCPVActiveSize(0) / 2;
699 par[1] = geom->GetCPVTextoliteThickness() / 2;
700 par[2] = geom->GetCPVActiveSize(1) / 2;
701 gMC->Gsvolu("PCPF","BOX ",idtmed[707],par,3);
705 par[1] = (geom->GetFTPosition(2) - geom->GetFTPosition(1) - geom->GetCPVTextoliteThickness()) / 2;
706 gMC->Gsvolu("PCPG","BOX ",idtmed[715],par,3);
708 for (Int_t i=0; i<4; i++) {
709 y = geom->GetCPVFrameSize(1) / 2 - geom->GetFTPosition(i) + geom->GetCPVTextoliteThickness()/2;
710 gMC->Gspos("PCPF",i+1,"PCPV",0,y,0,0,"ONLY");
712 y-= (geom->GetFTPosition(2) - geom->GetFTPosition(1)) / 2;
713 gMC->Gspos("PCPG",1,"PCPV ",0,y,0,0,"ONLY");
717 // Dummy sensitive plane in the middle of argone gas volume
720 gMC->Gsvolu("PCPQ","BOX ",idtmed[715],par,3);
721 gMC->Gspos ("PCPQ",1,"PCPG",0,0,0,0,"ONLY");
723 // Cu+Ni foil covers textolite
725 par[1] = geom->GetCPVCuNiFoilThickness() / 2;
726 gMC->Gsvolu("PCP1","BOX ",idtmed[710],par,3);
727 y = geom->GetCPVTextoliteThickness()/2 - par[1];
728 gMC->Gspos ("PCP1",1,"PCPF",0,y,0,0,"ONLY");
730 // Aluminum frame around CPV
732 par[0] = geom->GetCPVFrameSize(0)/2;
733 par[1] = geom->GetCPVFrameSize(1)/2;
734 par[2] = geom->GetCPVBoxSize(2) /2;
735 gMC->Gsvolu("PCF1","BOX ",idtmed[701],par,3);
737 par[0] = geom->GetCPVBoxSize(0)/2 - geom->GetCPVFrameSize(0);
738 par[1] = geom->GetCPVFrameSize(1)/2;
739 par[2] = geom->GetCPVFrameSize(2)/2;
740 gMC->Gsvolu("PCF2","BOX ",idtmed[701],par,3);
742 for (Int_t j=0; j<=1; j++) {
743 x = TMath::Sign(1,2*j-1) * (geom->GetCPVBoxSize(0) - geom->GetCPVFrameSize(0)) / 2;
744 gMC->Gspos("PCF1",j+1,"PCPV", x,0,0,0,"ONLY");
745 z = TMath::Sign(1,2*j-1) * (geom->GetCPVBoxSize(2) - geom->GetCPVFrameSize(2)) / 2;
746 gMC->Gspos("PCF2",j+1,"PCPV",0, 0,z,0,"ONLY");
752 //____________________________________________________________________________
753 void AliPHOSv0::CreateGeometryforSupport()
755 // Create the PHOS' support geometry for GEANT
759 Geant3 geometry of the PHOS's support
762 <IMG Align=BOTTOM ALT="EMC geant tree" SRC="../images/PHOS_support.gif">
767 Float_t par[5], x0,y0,z0 ;
770 // Get pointer to the array containing media indexes
771 Int_t *idtmed = fIdtmed->GetArray() - 699 ;
773 AliPHOSGeometry * geom = GetGeometry() ;
775 // --- Dummy box containing two rails on which PHOS support moves
776 // --- Put these rails to the bottom of the L3 magnet
778 par[0] = geom->GetRailRoadSize(0) / 2.0 ;
779 par[1] = geom->GetRailRoadSize(1) / 2.0 ;
780 par[2] = geom->GetRailRoadSize(2) / 2.0 ;
781 gMC->Gsvolu("PRRD", "BOX ", idtmed[798], par, 3) ;
783 y0 = -(geom->GetRailsDistanceFromIP() - geom->GetRailRoadSize(1) / 2.0) ;
784 gMC->Gspos("PRRD", 1, "ALIC", 0.0, y0, 0.0, 0, "ONLY") ;
786 // --- Dummy box containing one rail
788 par[0] = geom->GetRailOuterSize(0) / 2.0 ;
789 par[1] = geom->GetRailOuterSize(1) / 2.0 ;
790 par[2] = geom->GetRailOuterSize(2) / 2.0 ;
791 gMC->Gsvolu("PRAI", "BOX ", idtmed[798], par, 3) ;
793 for (i=0; i<2; i++) {
794 x0 = (2*i-1) * geom->GetDistanceBetwRails() / 2.0 ;
795 gMC->Gspos("PRAI", i, "PRRD", x0, 0.0, 0.0, 0, "ONLY") ;
798 // --- Upper and bottom steel parts of the rail
800 par[0] = geom->GetRailPart1(0) / 2.0 ;
801 par[1] = geom->GetRailPart1(1) / 2.0 ;
802 par[2] = geom->GetRailPart1(2) / 2.0 ;
803 gMC->Gsvolu("PRP1", "BOX ", idtmed[716], par, 3) ;
805 y0 = - (geom->GetRailOuterSize(1) - geom->GetRailPart1(1)) / 2.0 ;
806 gMC->Gspos("PRP1", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ;
807 y0 = (geom->GetRailOuterSize(1) - geom->GetRailPart1(1)) / 2.0 - geom->GetRailPart3(1);
808 gMC->Gspos("PRP1", 2, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ;
810 // --- The middle vertical steel parts of the rail
812 par[0] = geom->GetRailPart2(0) / 2.0 ;
813 par[1] = geom->GetRailPart2(1) / 2.0 ;
814 par[2] = geom->GetRailPart2(2) / 2.0 ;
815 gMC->Gsvolu("PRP2", "BOX ", idtmed[716], par, 3) ;
817 y0 = - geom->GetRailPart3(1) / 2.0 ;
818 gMC->Gspos("PRP2", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ;
820 // --- The most upper steel parts of the rail
822 par[0] = geom->GetRailPart3(0) / 2.0 ;
823 par[1] = geom->GetRailPart3(1) / 2.0 ;
824 par[2] = geom->GetRailPart3(2) / 2.0 ;
825 gMC->Gsvolu("PRP3", "BOX ", idtmed[716], par, 3) ;
827 y0 = (geom->GetRailOuterSize(1) - geom->GetRailPart3(1)) / 2.0 ;
828 gMC->Gspos("PRP3", 1, "PRAI", 0.0, y0, 0.0, 0, "ONLY") ;
830 // --- The wall of the cradle
831 // --- The wall is empty: steel thin walls and air inside
833 par[1] = TMath::Sqrt(TMath::Power((geom->GetIPtoCPVDistance() + geom->GetOuterBoxSize(3)),2) +
834 TMath::Power((geom->GetOuterBoxSize(1)/2),2))+10. ;
835 par[0] = par[1] - geom->GetCradleWall(1) ;
836 par[2] = geom->GetCradleWall(2) / 2.0 ;
837 par[3] = geom->GetCradleWall(3) ;
838 par[4] = geom->GetCradleWall(4) ;
839 gMC->Gsvolu("PCRA", "TUBS", idtmed[716], par, 5) ;
841 par[0] += geom->GetCradleWallThickness() ;
842 par[1] -= geom->GetCradleWallThickness() ;
843 par[2] -= geom->GetCradleWallThickness() ;
844 gMC->Gsvolu("PCRE", "TUBS", idtmed[798], par, 5) ;
845 gMC->Gspos ("PCRE", 1, "PCRA", 0.0, 0.0, 0.0, 0, "ONLY") ;
847 for (i=0; i<2; i++) {
848 z0 = (2*i-1) * (geom->GetOuterBoxSize(2) + geom->GetCradleWall(2) )/ 2.0 ;
849 gMC->Gspos("PCRA", i, "ALIC", 0.0, 0.0, z0, 0, "ONLY") ;
852 // --- The "wheels" of the cradle
854 par[0] = geom->GetCradleWheel(0) / 2;
855 par[1] = geom->GetCradleWheel(1) / 2;
856 par[2] = geom->GetCradleWheel(2) / 2;
857 gMC->Gsvolu("PWHE", "BOX ", idtmed[716], par, 3) ;
859 y0 = -(geom->GetRailsDistanceFromIP() - geom->GetRailRoadSize(1) -
860 geom->GetCradleWheel(1)/2) ;
861 for (i=0; i<2; i++) {
862 z0 = (2*i-1) * ((geom->GetOuterBoxSize(2) + geom->GetCradleWheel(2))/ 2.0 +
863 geom->GetCradleWall(2));
864 for (j=0; j<2; j++) {
866 x0 = (2*j-1) * geom->GetDistanceBetwRails() / 2.0 ;
867 gMC->Gspos("PWHE", copy, "ALIC", x0, y0, z0, 0, "ONLY") ;
873 //_____________________________________________________________________________
874 void AliPHOSv0::AddAlignableVolumes() const
877 // Create entries for alignable volumes associating the symbolic volume
878 // name with the corresponding volume path. Needs to be syncronized with
879 // eventual changes in the geometry
880 // Alignable volumes are:
881 // 1) PHOS modules as a whole
884 // 4) Strip units (group of 2x8 crystals)
886 TString volpath, symname;
889 // Volume path /ALIC_1/PHOS_<i> => symbolic name /PHOS/Module<i>, <i>=1,2,3,4,5
891 TString physModulePath="/ALIC_1/PHOS_";
892 TString symbModuleName="PHOS/Module";
893 Int_t nModules = GetGeometry()->GetNModules();
895 for(Int_t iModule=1; iModule<=nModules; iModule++){
896 volpath = physModulePath;
898 symname = symbModuleName;
900 gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data());
903 // Alignable cradle walls
904 // Volume path /ALIC_1/PCRA_<i> => symbolic name /PHOS/Cradle<i>, <i>=0,1
906 TString physCradlePath="/ALIC_1/PCRA_";
907 TString symbCradleName="PHOS/Cradle";
910 for(Int_t iCradle=0; iCradle<nCradles; iCradle++){
911 volpath = physCradlePath;
913 symname = symbCradleName;
915 gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data());
919 // Volume path /ALIC_1/PWHE_<i> => symbolic name /PHOS/Wheel<i>, i=0,1,2,3
921 TString physWheelPath="/ALIC_1/PWHE_";
922 TString symbWheelName="PHOS/Wheel";
925 for(Int_t iWheel=0; iWheel<nWheels; iWheel++){
926 volpath = physWheelPath;
928 symname = symbWheelName;
930 gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data());
933 // Alignable strip units are not implemented yet (27.09.2006)
937 //____________________________________________________________________________
938 Float_t AliPHOSv0::ZMin(void) const
940 // Overall dimension of the PHOS (min)
942 AliPHOSGeometry * geom = GetGeometry() ;
944 return -geom->GetOuterBoxSize(2)/2.;
947 //____________________________________________________________________________
948 Float_t AliPHOSv0::ZMax(void) const
950 // Overall dimension of the PHOS (max)
952 AliPHOSGeometry * geom = GetGeometry() ;
954 return geom->GetOuterBoxSize(2)/2.;
957 //____________________________________________________________________________
958 void AliPHOSv0::Init(void)
960 // Just prints an information message
964 if(AliLog::GetGlobalDebugLevel()>0) {
968 Info("Init", "%s", st.Data()) ;
969 // Here the PHOS initialisation code (if any!)
971 AliPHOSGeometry * geom = GetGeometry() ;
974 Info("Init", "AliPHOS%s: PHOS geometry intialized for %s", Version().Data(), geom->GetName()) ;
976 Info("Init", "AliPHOS%s: PHOS geometry initialization failed !", Version().Data()) ;
978 Info("Init", "%s", st.Data()) ;