2 //_________________________________________________________________________
3 // Manager and hit classes for PHOS
4 //*-- Author : Maxim Volkov, RRC KI
5 // AliPHOSv2 derives directly from AliDetector, because too much functionality
6 // has been put in AliPHOS for my liking.
7 //////////////////////////////////////////////////////////////////////////////
17 // --- Standard library ---
22 // --- galice header files ---
23 #include "AliPHOSv2.h"
28 ///////////////////////////////////////////////////////////////////////////////
32 ///////////////////////////////////////////////////////////////////////////////
34 AliPHOSv2::~AliPHOSv2(void)
45 ///////////////////////////////////////////////////////////////////////////////
47 AliPHOSv2::AliPHOSv2()
58 ///////////////////////////////////////////////////////////////////////////////
60 AliPHOSv2::AliPHOSv2(const char *name, const char *title):
61 AliDetector(name,title)
66 <img src="picts/aliphos.gif">
70 fHits = new TClonesArray("AliPHOShitv2", 405);
74 fIshunt = 1; // All hits are associated with primary particles
76 DefPars(); // Set geometry parameters
78 // SetMarkerColor(kGreen);
80 // SetMarkerSize(0.4);
84 //////////////////////////////////////////////////////////////////////////////
86 void AliPHOSv2::DefPars(void)
89 // Initialization of GEANT3 geometry parameters
106 fPHOStxwall[0]=209.0;
108 fPHOStxwall[2]=250.0;
117 fPHOSextra[0]=0.005; // Titanium cover thickness
118 fPHOSextra[1]=6.95; // Crystal support height
119 fPHOSextra[2]=4.0; // Thermo Insulating outer cover Upper plate thickness
120 fPHOSextra[3]=5.0; // Upper Polystyrene Foam plate thickness
121 fPHOSextra[4]=2.0; // Thermo insulating Crystal Block wall thickness
122 fPHOSextra[5]=0.06; // Upper Cooling Plate thickness
123 fPHOSextra[6]=10.0; // Al Support Plate thickness
124 fPHOSextra[7]=3.0; // Lower Thermo Insulating Plate thickness
125 fPHOSextra[8]=1.0; // Lower Textolit Plate thickness
126 fPHOSextra[9]=0.03; // 1/2 total gap between adjacent crystals
133 fPHOSAngle[0]=0.0; // Module position angles are set in CreateGeometry()
140 //////////////////////////////////////////////////////////////////////////////
142 void AliPHOSv2::Init(void)
148 for(i=0;i<35;i++) printf("*");
149 printf(" PHOS_INIT ");
150 for(i=0;i<35;i++) printf("*");
153 // Here the PHOS initialisation code (if any!)
154 for(i=0;i<80;i++) printf("*");
159 //////////////////////////////////////////////////////////////////////////////
161 void AliPHOSv2::BuildGeometry()
164 // Stolen completely from A. Zvyagine
168 const int kColorPHOS = kRed;
170 Top=gAlice->GetGeometry()->GetNode("alice");
173 Float_t pphi=12.9399462;
174 new TRotMatrix("rot988","rot988",90,-3*pphi,90,90-3*pphi,0,0);
175 new TRotMatrix("rot989","rot989",90,- pphi,90,90- pphi,0,0);
176 new TRotMatrix("rot990","rot990",90, pphi,90,90+ pphi,0,0);
177 new TRotMatrix("rot991","rot991",90, 3*pphi,90,90+3*pphi,0,0);
178 new TBRIK("S_PHOS","PHOS box","void",107.3,40,130);
180 Node=new TNode("PHOS1","PHOS1","S_PHOS",-317.824921,-395.014343,0,"rot988");
181 Node->SetLineColor(kColorPHOS);
184 Node=new TNode("PHOS2","PHOS2","S_PHOS",-113.532333,-494.124908,0,"rot989");
186 Node->SetLineColor(kColorPHOS);
188 Node=new TNode("PHOS3","PHOS3","S_PHOS", 113.532333,-494.124908,0,"rot990");
189 Node->SetLineColor(kColorPHOS);
192 Node=new TNode("PHOS4","PHOS4","S_PHOS", 317.824921,-395.014343,0,"rot991");
193 Node->SetLineColor(kColorPHOS);
198 //////////////////////////////////////////////////////////////////////////////
200 void AliPHOSv2::CreateMaterials()
203 // DEFINITION OF AVAILABLE PHOS MATERIALS
205 Int_t ISXFLD=gAlice->Field()->Integ();
206 Float_t SXMGMX=gAlice->Field()->Max();
208 // --- The PbWO4 crystals ---
209 Float_t AX[3]={207.19, 183.85, 16.0};
210 Float_t ZX[3]={82.0, 74.0, 8.0};
211 Float_t WX[3]={1.0, 1.0, 4.0};
215 Float_t ATIT[3]={47.88, 26.98, 54.94};
216 Float_t ZTIT[3]={22.0, 13.0, 25.0};
217 Float_t WTIT[3]={69.0, 6.0, 1.0};
220 // --- The polysterene scintillator (CH) ---
221 Float_t AP[2]={12.011, 1.00794};
222 Float_t ZP[2]={6.0, 1.0};
223 Float_t WP[2]={1.0, 1.0};
226 // --- Tyvek (CnH2n) ---
227 Float_t AT[2]={12.011, 1.00794};
228 Float_t ZT[2]={6.0, 1.0};
229 Float_t WT[2]={1.0, 2.0};
232 // --- Polystyrene foam ---
233 Float_t AF[2]={12.011, 1.00794};
234 Float_t ZF[2]={6.0, 1.0};
235 Float_t WF[2]={1.0, 1.0};
238 // --- Foam thermo insulation ---
239 Float_t ATI[2]={12.011, 1.00794};
240 Float_t ZTI[2]={6.0, 1.0};
241 Float_t WTI[2]={1.0, 1.0};
245 Float_t ATX[4]={16.0, 28.09, 12.011, 1.00794};
246 Float_t ZTX[4]={8.0, 14.0, 6.0, 1.0};
247 Float_t WTX[4]={292.0, 68.0, 462.0, 736.0};
250 Int_t *idtmed = fIdtmed->GetArray()-699;
252 AliMixture(0, "PbWO4$", AX, ZX, DX, -3, WX);
253 AliMixture(1, "Polystyrene$", AP, ZP, DP, -2, WP);
254 AliMaterial(2, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0);
255 // --- Absorption length^ is ignored ---
256 AliMixture(3, "Tyvek$", AT, ZT, DT, -2, WT);
257 AliMixture(4, "Foam$", AF, ZF, DF, -2, WF);
258 AliMixture(5, "Titanium$", ATIT, ZTIT, DTIT, -3, WTIT);
259 AliMaterial(6, "Si$", 28.09, 14., 2.33, 9.36, 42.3, 0, 0);
260 AliMixture(7, "Thermo Insul.$", ATI, ZTI, DTI, -2, WTI);
261 AliMixture(8, "Textolit$", ATX, ZTX, DTX, -4, WTX);
262 AliMaterial(99, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0);
264 AliMedium(0, "PHOS Xtal $", 0, 1,
265 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0);
266 AliMedium(1, "CPV scint. $", 1, 1,
267 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0);
268 AliMedium(2, "Al parts $", 2, 0,
269 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0);
270 AliMedium(3, "Tyvek wrapper$", 3, 0,
271 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0);
272 AliMedium(4, "Polyst. foam $", 4, 0,
273 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0);
274 AliMedium(5, "Titan. cover $", 5, 0,
275 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.0001, 0.0001, 0, 0);
276 AliMedium(6, "Si PIN $", 6, 0,
277 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.01, 0.01, 0, 0);
278 AliMedium(7, "Thermo Insul.$", 7, 0,
279 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0);
280 AliMedium(8, "Textolit $", 8, 0,
281 ISXFLD, SXMGMX, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0);
282 AliMedium(99, "Air $", 99, 0,
283 ISXFLD, SXMGMX, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0);
285 // --- Set decent energy thresholds for gamma and electron tracking
286 gMC->Gstpar(idtmed[699],"CUTGAM",0.5E-4);
287 gMC->Gstpar(idtmed[699],"CUTELE",1.0E-4);
288 // --- Generate explicitly delta rays in the titan cover ---
289 gMC->Gstpar(idtmed[704],"LOSS",3.);
290 gMC->Gstpar(idtmed[704],"DRAY",1.);
291 // --- and in aluminium parts ---
292 gMC->Gstpar(idtmed[701],"LOSS",3.);
293 gMC->Gstpar(idtmed[701],"DRAY",1.);
297 //////////////////////////////////////////////////////////////////////////////
299 void AliPHOSv2::CreateGeometry()
302 AliPHOSv2 *PHOS_tmp = (AliPHOSv2*)gAlice->GetModule("PHOS");
305 fprintf(stderr,"PHOS detector not found!\n");
310 // --- Dimensions of volumes ---
311 Float_t DPHOS[3], DPTXW[3], DPAIR[3];
312 Float_t DPUFP[3], DPUCP[3], DPASP[3], DPTIP[3], DPTXP[3];
313 Float_t DPTCB[3], DPCBL[3], DPSTC[3], DPPAP[3], DPXTL[3], DPSUP[3],
315 Float_t DPCPV[3], DPCPA[3];
317 Float_t R, YO, XP1, YP1, PPHI, angle;
321 Double_t const RADDEG=180.0/kPI;
322 // Double_t const DEGRAD=kPI/180.0;
324 // --- Dimensions of PbWO4 crystal ---
325 // PARAMETER(XTL_X=2.2,XTL_Y=18.,XTL_Z=2.2)
326 Float_t XTL_X=GetCrystalSize(0);
327 Float_t XTL_Y=GetCrystalSize(1);
328 Float_t XTL_Z=GetCrystalSize(2);
330 // --- Tyvek wrapper thickness
331 // PARAMETER(PAP_THICK=0.01)
332 Float_t PAP_THICK=GetWrapThickness();
334 // --- Steel (titanium) cover thickness ---
335 // PARAMETER(STE_THICK=0.005)
336 Float_t STE_THICK=GetPHOSextra(0);
338 // --- Crystal support height ---
339 // PARAMETER(SUP_Y=6.95)
340 Float_t SUP_Y=GetPHOSextra(1);
342 // --- PIN-diode dimensions ---
343 // PARAMETER(PIN_X=1.4,PIN_Y=0.4,PIN_Z=1.4)
344 Float_t PIN_X=GetPINSize(0);
345 Float_t PIN_Y=GetPINSize(1);
346 Float_t PIN_Z=GetPINSize(2);
348 // --- CPV thickness ---
349 // PARAMETER(CPV_Y=0.5)
350 Float_t CPV_Y=GetCPVThickness();
352 // --- Foam Thermo Insulating outer cover dimensions ---
353 // PARAMETER(FTI_X=214.6,FTI_Y=80.,FTI_Z=260.)
354 Float_t FTI_X=GetPHOSFoam(0);
355 Float_t FTI_Y=GetPHOSFoam(1);
356 Float_t FTI_Z=GetPHOSFoam(2);
358 // --- Thermo Insulating outer cover Upper plate thickness ---
359 // PARAMETER(FTIU_THICK=4.)
360 Float_t FTIU_THICK=GetPHOSextra(2);
362 // --- Textolit Wall box dimentions ---
363 // PARAMETER(TXW_X=209.,TXW_Y=71.,TXW_Z=250.)
364 Float_t TXW_X=GetPHOStxwall(0);
365 Float_t TXW_Y=GetPHOStxwall(1);
366 Float_t TXW_Z=GetPHOStxwall(2);
368 // --- Inner AIR volume dimensions ---
369 // PARAMETER(AIR_X=206.,AIR_Y=66.,AIR_Z=244.)
370 Float_t AIR_X=GetPHOSAir(0);
371 Float_t AIR_Y=GetPHOSAir(1);
372 Float_t AIR_Z=GetPHOSAir(2);
374 // --- Upper Polystyrene Foam plate thickness ---
375 // PARAMETER(UFP_Y=5.)
376 Float_t UFP_Y=GetPHOSextra(3);
378 // --- Thermo insulating Crystal Block wall thickness ---
379 // PARAMETER(TCB_THICK=2.)
380 Float_t TCB_THICK=GetPHOSextra(4);
382 // --- Upper Cooling Plate thickness ---
383 // PARAMETER(UCP_Y=0.06)
384 Float_t UCP_Y=GetPHOSextra(5);
386 // --- Al Support Plate thickness ---
387 // PARAMETER(ASP_Y=10.)
388 Float_t ASP_Y=GetPHOSextra(6);
390 // --- Lower Thermo Insulating Plate thickness ---
391 // PARAMETER(TIP_Y=3.)
392 Float_t TIP_Y=GetPHOSextra(7);
394 // --- Lower Textolit Plate thickness ---
395 // PARAMETER(TXP_Y=1.)
396 Float_t TXP_Y=GetPHOSextra(8);
398 // --- 1/2 total gap between adjacent crystals
399 Float_t TOTAL_GAP=GetPHOSextra(9);
401 // --- Distance from IP to Foam Thermo Insulating top plate ---
402 // PARAMETER(FTI_R=467.)
403 Float_t FTI_R=GetRadius(0);
405 // --- Distance from IP to Crystal Block top Surface (needs to be 460.) ---
406 // PARAMETER(CBS_R=480.)
407 Float_t CBS_R=GetRadius(1);
409 // Get pointer to the array containing media indeces
410 Int_t *IDTMED = fIdtmed->GetArray()-699;
412 // --- Define PHOS box volume, fill with thermo insulating foam ---
416 gMC->Gsvolu("PHOS", "BOX ", IDTMED[706], DPHOS, 3);
418 // --- Define Textolit Wall box, position inside PHOS ---
422 gMC->Gsvolu("PTXW", "BOX ", IDTMED[707], DPTXW, 3);
423 YO=(FTI_Y-TXW_Y)/2.0-FTIU_THICK;
424 gMC->Gspos("PTXW", 1, "PHOS", 0.0, YO, 0.0, 0, "ONLY");
426 // --- Define Upper Polystyrene Foam Plate, place inside PTXW ---
427 // --- immediately below Foam Thermo Insulation Upper plate ---
431 gMC->Gsvolu("PUFP", "BOX ", IDTMED[703], DPUFP, 3);
432 YO=(TXW_Y-UFP_Y)/2.0;
433 gMC->Gspos("PUFP", 1, "PTXW", 0.0, YO, 0.0, 0, "ONLY");
435 // --- Define air-filled box, place inside PTXW ---
439 gMC->Gsvolu("PAIR", "BOX ", IDTMED[798], DPAIR, 3);
440 YO=(TXW_Y-AIR_Y)/2.0-UFP_Y;
441 gMC->Gspos("PAIR", 1, "PTXW", 0.0, YO, 0.0, 0, "ONLY");
443 // --- Define Thermo insulating Crystal Box, position inside PAIR ---
444 DPTCB[0]=GetNphi()*(XTL_X+2*TOTAL_GAP)/2.0+TCB_THICK;
445 DPTCB[1]=(XTL_Y+SUP_Y+PAP_THICK+STE_THICK)/2.0+TCB_THICK/2.0;
446 DPTCB[2]=GetNz()*(XTL_Z+2*TOTAL_GAP)/2.0+TCB_THICK;
447 gMC->Gsvolu("PTCB", "BOX ", IDTMED[706], DPTCB, 3);
448 YO=AIR_Y/2.0-DPTCB[1]-
449 (CBS_R-FTI_R-TCB_THICK-FTIU_THICK-UFP_Y);
450 gMC->Gspos("PTCB", 1, "PAIR", 0.0, YO, 0.0, 0, "ONLY");
452 // --- Define Crystal BLock filled with air, position it inside PTCB ---
453 DPCBL[0]=GetNphi()*(XTL_X+2*TOTAL_GAP)/2.0;
454 DPCBL[1]=(XTL_Y+SUP_Y+PAP_THICK+STE_THICK)/2.0;
455 DPCBL[2]=GetNz()*(XTL_Z+2*TOTAL_GAP)/2.0;
456 gMC->Gsvolu("PCBL", "BOX ", IDTMED[798], DPCBL, 3);
458 // --- Divide PCBL in X (phi) and Z directions --
459 gMC->Gsdvn("PROW", "PCBL", Int_t (GetNphi()), 1);
460 gMC->Gsdvn("PCEL", "PROW", Int_t (GetNz()), 3);
462 gMC->Gspos("PCBL", 1, "PTCB", 0.0, YO, 0.0, 0, "ONLY");
464 // --- Define STeel (actually, it's titanium) Cover volume, place inside PCEL
465 DPSTC[0]=(XTL_X+2*PAP_THICK)/2.0;
466 DPSTC[1]=(XTL_Y+SUP_Y+PAP_THICK+STE_THICK)/2.0;
467 DPSTC[2]=(XTL_Z+2*PAP_THICK+2*STE_THICK)/2.0;
468 gMC->Gsvolu("PSTC", "BOX ", IDTMED[704], DPSTC, 3);
469 gMC->Gspos("PSTC", 1, "PCEL", 0.0, 0.0, 0.0, 0, "ONLY");
471 // --- Define Tyvek volume, place inside PSTC ---
472 DPPAP[0]=XTL_X/2.0+PAP_THICK;
473 DPPAP[1]=(XTL_Y+SUP_Y+PAP_THICK)/2.0;
474 DPPAP[2]=XTL_Z/2.0+PAP_THICK;
475 gMC->Gsvolu("PPAP", "BOX ", IDTMED[702], DPPAP, 3);
476 YO=(XTL_Y+SUP_Y+PAP_THICK)/2.0-(XTL_Y+SUP_Y+PAP_THICK+STE_THICK)/2.0;
477 gMC->Gspos("PPAP", 1, "PSTC", 0.0, YO, 0.0, 0, "ONLY");
479 // --- Define PbWO4 crystal volume, place inside PPAP ---
483 gMC->Gsvolu("PXTL", "BOX ", IDTMED[699], DPXTL, 3);
484 YO=(XTL_Y+SUP_Y+PAP_THICK)/2.0-XTL_Y/2.0-PAP_THICK;
485 gMC->Gspos("PXTL", 1, "PPAP", 0.0, YO, 0.0, 0, "ONLY");
487 // --- Define crystal support volume, place inside PPAP ---
488 DPSUP[0]=XTL_X/2.0+PAP_THICK;
490 DPSUP[2]=XTL_Z/2.0+PAP_THICK;
491 gMC->Gsvolu("PSUP", "BOX ", IDTMED[798], DPSUP, 3);
492 YO=SUP_Y/2.0-(XTL_Y+SUP_Y+PAP_THICK)/2.0;
493 gMC->Gspos("PSUP", 1, "PPAP", 0.0, YO, 0.0, 0, "ONLY");
495 // --- Define PIN-diode volume and position it inside crystal support ---
496 // --- right behind PbWO4 crystal
500 gMC->Gsvolu("PPIN", "BOX ", IDTMED[705], DPPIN, 3);
501 YO=SUP_Y/2.0-PIN_Y/2.0;
502 gMC->Gspos("PPIN", 1, "PSUP", 0.0, YO, 0.0, 0, "ONLY");
504 // --- Define Upper Cooling Panel, place it on top of PTCB ---
508 gMC->Gsvolu("PUCP", "BOX ", IDTMED[701], DPUCP,3);
509 YO=(AIR_Y-UCP_Y)/2.0-(CBS_R-FTI_R-TCB_THICK-FTIU_THICK-UFP_Y-UCP_Y);
510 gMC->Gspos("PUCP", 1, "PAIR", 0.0, YO, 0.0, 0, "ONLY");
512 // --- Define Al Support Plate, position it inside PAIR ---
513 // --- right beneath PTCB ---
517 gMC->Gsvolu("PASP", "BOX ", IDTMED[701], DPASP, 3);
518 YO=(AIR_Y-ASP_Y)/2.0-(CBS_R-FTI_R-FTIU_THICK-UFP_Y+DPCBL[1]*2);
519 gMC->Gspos("PASP", 1, "PAIR", 0.0, YO, 0.0, 0, "ONLY");
521 // --- Define Thermo Insulating Plate, position it inside PAIR ---
522 // --- right beneath PASP ---
526 gMC->Gsvolu("PTIP", "BOX ", IDTMED[706], DPTIP, 3);
527 YO=(AIR_Y-TIP_Y)/2.0-(CBS_R-FTI_R-FTIU_THICK-UFP_Y+DPCBL[1]*2+ASP_Y);
528 gMC->Gspos("PTIP", 1, "PAIR", 0.0, YO, 0.0, 0, "ONLY");
530 // --- Define Textolit Plate, position it inside PAIR ---
531 // --- right beneath PTIP ---
535 gMC->Gsvolu("PTXP", "BOX ", IDTMED[707], DPTXP, 3);
536 YO=(AIR_Y-TXP_Y)/2.0-
537 (CBS_R-FTI_R-FTIU_THICK-UFP_Y+DPCBL[1]*2+ASP_Y+TIP_Y);
538 gMC->Gspos("PTXP", 1, "PAIR", 0.0, YO, 0.0, 0, "ONLY");
540 // --- Define CPV volume, DON'T PLACE IT YET ---
541 // --- Divide in X and Z direction (same way as PCBL) ---
545 // gMC->Gsvolu("PCPV", "BOX ", IDTMED[700], DPCPV, 3);
546 gMC->Gsvolu("PCPV", "BOX ", IDTMED[798], DPCPV, 3);
547 gMC->Gsdvn("PCRO", "PCPV", Int_t (GetNphi()), 1);
548 gMC->Gsdvn("PCCE", "PCRO", Int_t (GetNz()), 3);
550 // Define CPV sensitive pad. It has the same size as PCCE.
551 DPCPA[0]=DPCBL[0]/GetNphi();
553 DPCPA[2]=DPCBL[2]/GetNz();
554 gMC->Gsvolu("PCPA", "BOX ", IDTMED[700], DPCPA, 3);
555 gMC->Gspos("PCPA", 1, "PCCE", 0.0, 0.0, 0.0, 0, "ONLY");
557 // --- Position various PHOS units in ALICE setup ---
558 // --- PHOS itself first ---
559 PPHI=TMath::ATan(FTI_X/(2.0*FTI_R));
562 for(i=1; i<=GetNModules(); i++){
564 angle=PPHI*2*(i-GetNModules()/2.0-0.5);
565 AliMatrix(IDROTM[i-1], 90.0, angle, 90.0, 90.0+angle, 0.0, 0.0);
567 // --- Position various PHOS units in ALICE setup ---
568 // --- PHOS itself first ---
570 XP1=R*TMath::Sin(angle/RADDEG);
571 YP1=-R*TMath::Cos(angle/RADDEG);
572 gMC->Gspos("PHOS", i, "ALIC", XP1, YP1, 0.0, IDROTM[i-1], "ONLY");
574 // --- Now position PCPV so that its plates are right on top of ---
575 // --- corresponding PHOS modules (previously called cradles) ---
577 XP1=R*TMath::Sin(angle/RADDEG);
578 YP1=-R*TMath::Cos(angle/RADDEG);
579 gMC->Gspos("PCPV", i, "ALIC", XP1, YP1, 0.0, IDROTM[i-1], "ONLY");
580 GetModuleAngle(i-1)=angle-90.0;
584 // --- Set volumes seen without their descendants for drawing ---
585 gMC->Gsatt("PCEL", "SEEN", -2);
586 gMC->Gsatt("PCCE", "SEEN", -2);
590 //////////////////////////////////////////////////////////////////////////////
592 void AliPHOSv2::StepManager(void)
595 Int_t blrc[4]; // (box, layer, row, column) indices
596 Float_t xyze[4]; // position wrt MRS and energy deposited
599 Int_t *IDTMED=fIdtmed->GetArray()-699;
601 if(gMC->GetMedium()==IDTMED[700]){ // We are inside a CPV sensitive pad
603 gMC->TrackPosition(pos);
609 gMC->CurrentVolOffID(3, blrc[0]);
610 blrc[1]=1; // CPV corresponds to layer 1
611 gMC->CurrentVolOffID(2, blrc[2]);
612 gMC->CurrentVolOffID(1, blrc[3]);
614 AddHit(gAlice->CurrentTrack(), blrc, xyze);
618 if(gMC->GetMedium()==IDTMED[699]){ // We are inside a PWO crystal
620 gMC->TrackPosition(pos);
626 gMC->CurrentVolOffID(9, blrc[0]);
627 blrc[1]=2; // PWO crystals correspond to layer 2
628 gMC->CurrentVolOffID(4, blrc[2]);
629 gMC->CurrentVolOffID(3, blrc[3]);
631 AddHit(gAlice->CurrentTrack(), blrc, xyze);
636 ////////////////////////////////////////////////////////////////////////////
638 void AliPHOSv2::AddHit(Int_t track, Int_t *vol, Float_t *hits)
642 TClonesArray &lhits = *fHits;
643 AliPHOShitv2 *newHit,*curHit;
645 newHit=new AliPHOShitv2(fIshunt, track, vol, hits);
647 for(hitCounter=0;hitCounter<fNhits;hitCounter++){
648 curHit=(AliPHOShitv2*)lhits[hitCounter];
649 if(*curHit==*newHit){
650 *curHit=*curHit+*newHit;
656 new(lhits[fNhits++]) AliPHOShitv2(*newHit);
661 ///////////////////////////////////////////////////////////////////////////////
663 ClassImp(AliPHOShitv2)
665 //////////////////////////////////////////////////////////////////////////////
667 AliPHOShitv2::AliPHOShitv2(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits):
672 for (i=0;i<4;i++)fVolume[i]=vol[i];
681 //////////////////////////////////////////////////////////////////////////////
683 Bool_t AliPHOShitv2::operator==(AliPHOShitv2 const &rValue) const
688 // if(fDet!=rValue.GetDet()) return kFALSE;
689 if(fTrack!=rValue.GetTrack()) return kFALSE;
691 for(volCounter=0;volCounter<4;volCounter++)
692 if(fVolume[volCounter]!=rValue.GetVolume(volCounter))return kFALSE;
698 /////////////////////////////////////////////////////////////////////////////
700 AliPHOShitv2 const AliPHOShitv2::operator+(AliPHOShitv2 const &rValue) const
703 AliPHOShitv2 added(*this);
705 added.fELOS+=rValue.GetEnergy();
710 //////////////////////////////////////////////////////////////////////////////