No return in void function (Alpha)
[u/mrichter/AliRoot.git] / RICH / AliRICH.cxx
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53fd478b 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// **************************************************************************
4c039060 15
53fd478b 16#include "AliRICH.h"
17#include "AliRICHParam.h"
18#include "AliRICHChamber.h"
e42a7b46 19#include "AliRICHClusterFinder.h"
2e5f0f7b 20#include <TArrayF.h>
543d5224 21#include <TGeometry.h>
116cbefd 22#include <TBRIK.h>
543d5224 23#include <TTUBE.h>
237c933d 24#include <TFile.h>
116cbefd 25#include <TNode.h>
26#include <TObjArray.h>
3582c1f9 27#include <TParticle.h>
28#include <AliStack.h>
c60862bf 29#include <AliMagF.h>
c60862bf 30#include <AliRun.h>
31#include <AliRunDigitizer.h>
53fd478b 32#include <AliMC.h>
e42a7b46 33#include <AliESD.h>
5d12ce38 34#include <TVirtualMC.h>
e42a7b46 35#include <TH1F.h>
36#include <TH2F.h>
37#include <TStopwatch.h>
998b831f 38#include <AliLog.h>
ddae0931 39
853634d3 40ClassImp(AliRICHhit)
c60862bf 41//__________________________________________________________________________________________________
42void AliRICHhit::Print(Option_t*)const
43{
998b831f 44 AliInfo(Form("Ch=%1i, TID=%6i, eloss=%9.3f eV, in-out dist=%9.4f, OUT(%7.2f,%7.2f,%7.2f)"
45 ,fChamber,fTrack,fEloss*1e9,Length(),fOutX3.X(),fOutX3.Y(),fOutX3.Z()));
c1863e3c 46}
c60862bf 47//__________________________________________________________________________________________________
853634d3 48ClassImp(AliRICHdigit)
c60862bf 49//__________________________________________________________________________________________________
50void AliRICHdigit::Print(Option_t*)const
51{
998b831f 52 AliInfo(Form("cfm=%9i, cs=%2i, x=%3i, y=%3i, q=%8.3f, TID1=%5i, TID2=%5i, TID3=%5i",
53 fCFM,fChamber,fPadX,fPadY,fQdc,fTracks[0],fTracks[1],fTracks[2]));
c1863e3c 54}
55//__________________________________________________________________________________________________
56ClassImp(AliRICHcluster)
57//__________________________________________________________________________________________________
58void AliRICHcluster::Print(Option_t*)const
59{
d3d4a92f 60 const char *status=0;
e42a7b46 61 switch(fStatus){
62 case kRaw: status="raw" ;break;
63 case kResolved: status="resolved";break;
64 case kEmpty: status="empty" ;break;
65 }
66 if(fDigits)
67 ::Info("cluster","cfm=%10i, cs=%2i, SiMa=%6i, Shape=%5i, x=%7.3f, y=%7.3f, Q=%6i, %s with %i digits",
68 fCFM,fChamber,fSize,fShape,fX,fY,fQdc,status,fDigits->GetEntriesFast());
69 else
998b831f 70 AliInfo(Form("cfm=%10i, cs=%2i, SiMa=%6i, Shape=%5i, x=%7.3f, y=%7.3f, Q=%6i, %s with %i digits",
71 fCFM,fChamber,fSize,fShape,fX,fY,fQdc,status,0));
e42a7b46 72
af3d25a6 73}
74//__________________________________________________________________________________________________
c60862bf 75ClassImp(AliRICH)
76//__________________________________________________________________________________________________
15d8311d 77// RICH manager class
c60862bf 78//BEGIN_HTML
15d8311d 79/*
80 <img src="gif/alirich.gif">
81*/
c60862bf 82//END_HTML
83//__________________________________________________________________________________________________
e42a7b46 84AliRICH::AliRICH():AliDetector(),fpParam(0), fSdigits(0),fNsdigits(0),fDigitsNew(0),fClusters(0)
53fd478b 85{
86//Default ctor should not contain any new operators
543d5224 87//AliDetector ctor deals with Hits and Digits
e42a7b46 88 for(int i=0;i<kNchambers;i++) fNdigitsNew[i] =0;
89 for(int i=0;i<kNchambers;i++) fNclusters[i]=0;
90// fCounters.ResizeTo(20); fCounters.Zero();
15d8311d 91}//AliRICH::AliRICH()
c021cb15 92//__________________________________________________________________________________________________
fe4da5cc 93AliRICH::AliRICH(const char *name, const char *title)
e42a7b46 94 :AliDetector(name,title),fpParam(new AliRICHParam),fSdigits(0),fNsdigits(0),fDigitsNew(0),fClusters(0)
53fd478b 95{
96//Named ctor
998b831f 97 AliDebug(1,"Start.");
543d5224 98//AliDetector ctor deals with Hits and Digits (reset them to 0, does not create them)
e42a7b46 99 CreateHits(); gAlice->GetMCApp()->AddHitList(fHits);
100 fCounters.ResizeTo(20); fCounters.Zero();
998b831f 101 AliDebug(1,"Stop.");
dfb4e77d 102}//AliRICH::AliRICH(const char *name, const char *title)
c021cb15 103//__________________________________________________________________________________________________
fe4da5cc 104AliRICH::~AliRICH()
53fd478b 105{
106//dtor
998b831f 107 AliDebug(1,"Start.");
237c933d 108
c60862bf 109 if(fpParam) delete fpParam;
c60862bf 110
111 if(fHits) delete fHits;
112 if(fSdigits) delete fSdigits;
113 if(fDigits) delete fDigits;
114 if(fDigitsNew) {fDigitsNew->Delete(); delete fDigitsNew;}
115 if(fClusters) {fClusters->Delete(); delete fClusters;}
998b831f 116 AliDebug(1,"Stop.");
dfb4e77d 117}//AliRICH::~AliRICH()
c021cb15 118//__________________________________________________________________________________________________
3ea9cb08 119void AliRICH::Hits2SDigits()
53fd478b 120{
3582c1f9 121// Create a list of sdigits corresponding to list of hits. Every hit generates one or more sdigits.
998b831f 122 AliDebug(1,"Start.");
3582c1f9 123 for(Int_t iEventN=0;iEventN<GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEventN++){//events loop
e42a7b46 124 GetLoader()->GetRunLoader()->GetEvent(iEventN);//get next event
3582c1f9 125
e42a7b46 126 if(!GetLoader()->TreeH()) GetLoader()->LoadHits(); GetLoader()->GetRunLoader()->LoadHeader();
127 GetLoader()->GetRunLoader()->LoadKinematics();//from
128 if(!GetLoader()->TreeS()) GetLoader()->MakeTree("S"); MakeBranch("S");//to
3582c1f9 129
130 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
e42a7b46 131 GetLoader()->TreeH()->GetEntry(iPrimN);
3582c1f9 132 for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){//hits loop
e42a7b46 133 AliRICHhit *pHit=(AliRICHhit*)Hits()->At(iHitN);//get current hit
ed83829e 134 TVector2 x2 = C(pHit->C())->Mrs2Pc(0.5*(pHit->InX3()+pHit->OutX3()));//hit position in the anod plane
e42a7b46 135 Int_t iTotQdc=P()->TotQdc(x2,pHit->Eloss());//total charge produced by hit, 0 if hit in dead zone
09c52ebc 136 if(iTotQdc==0) continue;
1cb5a97c 137 //
138 //need to quantize the anod....
139 TVector padHit=AliRICHParam::Loc2Pad(x2);
140 TVector2 padHitXY=AliRICHParam::Pad2Loc(padHit);
141 TVector2 anod;
142 if((x2.Y()-padHitXY.Y())>0) anod.Set(x2.X(),padHitXY.Y()+AliRICHParam::PitchAnod()/2);
143 else anod.Set(x2.X(),padHitXY.Y()-AliRICHParam::PitchAnod()/2);
144 //end to quantize anod
145 //
146 TVector area=P()->Loc2Area(anod);//determine affected pads, dead zones analysed inside
147 AliDebug(1,Form("hitanod(%6.2f,%6.2f)->area(%3.0f,%3.0f)-(%3.0f,%3.0f) QDC=%4i",anod.X(),anod.Y(),area[0],area[1],area[2],area[3],iTotQdc));
e42a7b46 148 TVector pad(2);
149 for(pad[1]=area[1];pad[1]<=area[3];pad[1]++)//affected pads loop
150 for(pad[0]=area[0];pad[0]<=area[2];pad[0]++){
1cb5a97c 151 Double_t padQdc=iTotQdc*P()->FracQdc(anod,pad);
998b831f 152 AliDebug(1,Form("current pad(%3.0f,%3.0f) with QDC =%6.2f",pad[0],pad[1],padQdc));
e42a7b46 153 if(padQdc>0.1) AddSDigit(pHit->C(),pad,padQdc,GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack())->GetPdgCode(),pHit->GetTrack());
3582c1f9 154 }//affected pads loop
155 }//hits loop
156 }//prims loop
e42a7b46 157 GetLoader()->TreeS()->Fill();
158 GetLoader()->WriteSDigits("OVERWRITE");
2b8f978a 159 ResetSDigits();
3582c1f9 160 }//events loop
e42a7b46 161 GetLoader()->UnloadHits(); GetLoader()->GetRunLoader()->UnloadHeader(); GetLoader()->GetRunLoader()->UnloadKinematics();
3582c1f9 162 GetLoader()->UnloadSDigits();
998b831f 163 AliDebug(1,"Stop.");
3582c1f9 164}//Hits2SDigits()
c021cb15 165//__________________________________________________________________________________________________
dfb4e77d 166void AliRICH::BuildGeometry()
53fd478b 167{
168//Builds a TNode geometry for event display
998b831f 169 AliInfo("Start.");
237c933d 170
3ea9cb08 171 TNode *node, *subnode, *top;
172 top=gAlice->GetGeometry()->GetNode("alice");
53d98323 173
a25b3368 174 Float_t widx =P()->SectorSizeX();
175 Float_t leny =P()->SectorSizeY();
176 Float_t dz =P()->Zfreon()+P()->Zwin()+P()->Pc2Win();
177 Float_t dead =P()->DeadZone();
998b831f 178
179 new TBRIK("RICH","RICH","void",widx+dead/2,leny+leny/2+dead,dz+0.1); //RICH chamber
180 new TBRIK("RPC" ,"RPC" ,"void",widx/2,leny/2,0.01); //RICH sector
181
a25b3368 182 for(int i=1;i<=P()->Nchambers();i++){
237c933d 183 top->cd();
998b831f 184 node = new TNode(Form("RICH%i",i),Form("RICH%i",i),"RICH",C(i)->Center().X(),C(i)->Center().Y(),C(i)->Center().Z(),C(i)->RotMatrixName());
3ea9cb08 185 node->SetLineColor(kRed);
91975aa2 186 node->cd();
998b831f 187 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2,-leny-dead/2,dz,"");
91975aa2 188 subnode->SetLineColor(kGreen);
189 fNodes->Add(subnode);
998b831f 190 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2,-leny-dead/2,dz,"");
91975aa2 191 subnode->SetLineColor(kGreen);
192 fNodes->Add(subnode);
998b831f 193 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2, 0,dz,"");
91975aa2 194 subnode->SetLineColor(kGreen);
195 fNodes->Add(subnode);
998b831f 196 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2, 0,dz,"");
91975aa2 197 subnode->SetLineColor(kGreen);
198 fNodes->Add(subnode);
998b831f 199 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2, leny+dead/2,dz,"");
91975aa2 200 subnode->SetLineColor(kGreen);
201 fNodes->Add(subnode);
998b831f 202 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2, leny+dead/2,dz,"");
91975aa2 203 subnode->SetLineColor(kGreen);
204 fNodes->Add(subnode);
237c933d 205 fNodes->Add(node);
998b831f 206 }
207
208 AliDebug(1,"Stop.");
dfb4e77d 209}//void AliRICH::BuildGeometry()
a25b3368 210//__________________________________________________________________________________________________
452a64c6 211void AliRICH::CreateMaterials()
212{
e42a7b46 213// Definition of available RICH materials
af3d25a6 214
998b831f 215 Int_t material=0; //tmp material id number
216 Float_t a=0,z=0,den=0,radl=0,absl=0; //tmp material parameters
a25b3368 217
c60862bf 218 Float_t tmaxfd=-10.0, deemax=-0.2, stemax=-0.1,epsil=0.001, stmin=-0.001;
219 Int_t isxfld = gAlice->Field()->Integ();
220 Float_t sxmgmx = gAlice->Field()->Max();
452a64c6 221
a25b3368 222 Float_t aAir[4]={12,14,16,36}; Float_t zAir[4]={6,7,8,18}; Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};//total 0.9999999
998b831f 223 AliMixture(++material, "RichAir",aAir,zAir,den=0.00120479,4,wAir); //1 (Air) 0.01% C 75% N 23% O 1% Ar
224 AliMedium(kAir, "RichAir",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
452a64c6 225
a25b3368 226 AliMixture(++material, "RichAerogel",aAir,zAir,den=P()->DenGel(),4,wAir); //Aerogel represented by Air
227 AliMedium(kGel, "RichAerogel",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
228
229 AliMixture(++material, "RichAerogelReflector",aAir,zAir,den=P()->DenGel(),4,wAir); //Aerogel reflector represented by Air
230 AliMedium(kReflector, "RichAerogelReflector",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
231
998b831f 232 AliMaterial(++material, "RichRohacell", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //2 Rohacell 51 C-equiv radl rad cover
233 AliMedium(kRoha, "RichRohacell", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 234
998b831f 235 Float_t aQuartz[2]={28.09,16.0}; Float_t zQuartz[2]={14.00, 8.0}; Float_t wQuartz[2]={1,2};
236 AliMixture(++material, "RichSiO2",aQuartz,zQuartz,den=2.64,-2, wQuartz); //3 Quarz (SiO2) -trasparent rad window
237 AliMedium(kSiO2, "RichSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 238
a25b3368 239 Float_t aFreon[2]={12,19}; Float_t zFreon[2]={6,9}; Float_t wmatFreon[2]={6,14}; // C12-6 F19-9
998b831f 240 AliMixture(++material, "RichC6F14",aFreon,zFreon,den=1.68,-2,wmatFreon); //4 Freon (C6F14)
241 AliMedium(kC6F14, "RichC6F14",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
242
243 Float_t aMethane[2]={12.01,1}; Float_t zMethane[2]={6,1}; Float_t wMethane[2]={1,4};
244 AliMixture (++material, "RichCH4", aMethane, zMethane, den=7.17e-4,-2, wMethane); //5,9 methane (CH4) normal and for Gap
245 AliMedium(kCH4, "RichCH4" , material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
a25b3368 246 AliMixture (++material, "RichCH4gap", aMethane, zMethane, den=7.17e-4,-2, wMethane); //5,9 methane (CH4) normal and for Gap
247 AliMedium(kGap, "RichCH4gap", material, 1, isxfld, sxmgmx, tmaxfd, 0.1 , -deemax, epsil, -stmin);
998b831f 248
249 AliMaterial(++material, "RichCsI", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //6 CsI-radl equivalent
a25b3368 250 AliMedium(kCsI, "RichCsI", material, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 251
a25b3368 252 AliMaterial(++material, "RichGridCu", a=63.54,z=29.0,den=8.96, radl=1.43, absl=0); //7 anode grid (Cu)
253 AliMedium(kGridCu, "RichGridCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
254
255 AliMaterial(++material, "RichPcbCu", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //12 Cu
256 AliMedium(kCu, "RichPcbCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 257
a25b3368 258 AliMixture (++material, "RichOpSiO2",aQuartz, zQuartz, den=2.64, -2, wQuartz); //8 Quarz (SiO2) - opaque
259 AliMedium(kOpSiO2, "RichOpSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 260
a25b3368 261 AliMaterial(++material, "RichAl", a=26.98,z=13.0,den=2.699, radl=8.9, absl=0); //10 aluminium sheet (Al)
262 AliMedium(kAl, "RichAl", material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 263
998b831f 264 Float_t aGlass[5]={12.01,28.09,16,10.8,23}; Float_t zGlass[5]={6,14,8,5,11}; Float_t wGlass[5]={0.5,0.105,0.355,0.03,0.01};
a25b3368 265 AliMixture(++material,"RichGlass",aGlass, zGlass, den=1.74, 5, wGlass); //11 Glass 50%-C 10.5%-Si 35.5%-O 3%-B 1%-Na
266 AliMedium(kGlass, "RichGlass", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
998b831f 267
a25b3368 268 AliMaterial(++material, "RichW", a=183.84,z=74.0,den=19.3, radl=0.35, absl=185.0/den); //13 W - anod wires
269 AliMedium(kW, "RichW", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 270
e42a7b46 271
272 if(P()->IsRadioSrc()){
998b831f 273 AliInfo("Special radioactive source materials");
a25b3368 274 AliMaterial(++material, "RichSteel", a=55.845,z=26.0,den=7.87, radl=1.76, absl=131.9/den); //14 Steel (Fe)
275 AliMedium(kSteel, "RichSteel", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
c60862bf 276
a25b3368 277 AliMaterial(++material, "RichPerpex", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //15 Perpex
278 AliMedium(kPerpex, "RichPerpex", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
e42a7b46 279
a25b3368 280 AliMaterial(++material, "RichSr90", a=87.62,z=38.0,den=2.54, radl=4.24, absl=0); //16 Sr90
281 AliMedium(kSr90, "RichSr90", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
282
283 Float_t aMylar[5]={12.01,1,16}; Float_t zMylar[5]={6,1,8}; Float_t wMylar[5]={5,4,5}; //17 Mylar C5H4O5
284 AliMixture(++material,"RichMylar",aMylar, zMylar, den=1.39, -3, wMylar);
285 AliMedium(kMylar, "RichMylar", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
e42a7b46 286 }
c60862bf 287
998b831f 288//Optical properties:
289#include "Opticals.h"
a25b3368 290 gMC->SetCerenkov((*fIdtmed)[kAir] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //1 Air
291 gMC->SetCerenkov((*fIdtmed)[kRoha] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //2 Honeycomb
292 gMC->SetCerenkov((*fIdtmed)[kSiO2] , kNbins, aPckov, aAbsSiO2 , aQeAll, aIdxSiO2); //3 Quartz SiO2
293 gMC->SetCerenkov((*fIdtmed)[kC6F14] , kNbins, aPckov, aAbsC6F14 , aQeAll, aIdxC6F14); //4 Freon C6F14
294 gMC->SetCerenkov((*fIdtmed)[kCH4] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //5 Methane CH4
295 gMC->SetCerenkov((*fIdtmed)[kCsI] , kNbins, aPckov, aAbsCsI , aQeCsI, aIdxCH4); //6 CsI
296 gMC->SetCerenkov((*fIdtmed)[kGridCu] , kNbins, aPckov, aAbsGrid , aQeAll, aIdxMetal); //7 grid Cu
297 gMC->SetCerenkov((*fIdtmed)[kOpSiO2] , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal); //8 Opaque quartz SiO2
298 gMC->SetCerenkov((*fIdtmed)[kGap] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //9 Special methane gap
299 gMC->SetCerenkov((*fIdtmed)[kAl] , kNbins, aPckov, aAbsGrid , aQeAll, aIdxMetal); //10 Aluminium
300 gMC->SetCerenkov((*fIdtmed)[kGlass] , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal); //11 Glass
301 gMC->SetCerenkov((*fIdtmed)[kGel] , kNbins, aPckov, aAbsGel , aQeAll, aIdxGel); //12 Aerogel
302 gMC->SetCerenkov((*fIdtmed)[kReflector], kNbins, aPckov, aAbsRef , aQeAll, aIdxMetal); //13 Aerogel reflector
c60862bf 303}//void AliRICH::CreateMaterials()
c021cb15 304//__________________________________________________________________________________________________
a25b3368 305Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)
452a64c6 306{
307
308 //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.)
309
310 Float_t en[36] = {5.0,5.1,5.2,5.3,5.4,5.5,5.6,5.7,5.8,5.9,6.0,6.1,6.2,
311 6.3,6.4,6.5,6.6,6.7,6.8,6.9,7.0,7.1,7.2,7.3,7.4,7.5,7.6,7.7,
312 7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5};
452a64c6 313 Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05,
314 2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11,
315 2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95,
316 1.72,1.53};
452a64c6 317 Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543,
318 0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878,
319 0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824,
320 1.714,1.498};
321 Float_t xe=ene;
322 Int_t j=Int_t(xe*10)-49;
323 Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]);
324 Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]);
325
326 //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR
327 //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197
328
329 Float_t sinin=TMath::Sqrt(1-pdoti*pdoti);
330 Float_t tanin=sinin/pdoti;
331
332 Float_t c1=cn*cn-ck*ck-sinin*sinin;
333 Float_t c2=4*cn*cn*ck*ck;
334 Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1));
335 Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1);
336
337 Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2);
338 Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2);
339
340
341 //CORRECTION FACTOR FOR SURFACE ROUGHNESS
342 //B.J. STAGG APPLIED OPTICS, 30(1991),4113
343
344 Float_t sigraf=18.;
345 Float_t lamb=1240/ene;
346 Float_t fresn;
347
348 Float_t rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb));
349
350 if(pola)
351 {
352 Float_t pdotr=0.8; //DEGREE OF POLARIZATION : 1->P , -1->S
353 fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr));
354 }
355 else
356 fresn=0.5*(rp+rs);
357
358 fresn = fresn*rO;
359 return(fresn);
53fd478b 360}//Fresnel()
c021cb15 361//__________________________________________________________________________________________________
dfb4e77d 362void AliRICH::MakeBranch(Option_t* option)
53fd478b 363{
364//Create Tree branches for the RICH.
998b831f 365 AliDebug(1,Form("Start with option= %s.",option));
dfb4e77d 366
367 const Int_t kBufferSize = 4000;
dfb4e77d 368
dfb4e77d 369 const char *cH = strstr(option,"H");
370 const char *cD = strstr(option,"D");
371 const char *cR = strstr(option,"R");
372 const char *cS = strstr(option,"S");
373
c60862bf 374 if(cH&&TreeH()){//H
375 CreateHits(); //branch will be created in AliDetector::MakeBranch
c60862bf 376 }//H
dfb4e77d 377 AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created
378
c60862bf 379 if(cS&&fLoader->TreeS()){//S
c1863e3c 380 CreateSDigits(); MakeBranchInTree(fLoader->TreeS(),"RICH",&fSdigits,kBufferSize,0) ;
c60862bf 381 }//S
dfb4e77d 382
c60862bf 383 if(cD&&fLoader->TreeD()){//D
543d5224 384 CreateDigits();
e42a7b46 385 for(Int_t i=0;i<kNchambers;i++){
543d5224 386 MakeBranchInTree(fLoader->TreeD(),Form("%s%d",GetName(),i+1),&((*fDigitsNew)[i]),kBufferSize,0);
387 }
c60862bf 388 }//D
389
390 if(cR&&fLoader->TreeR()){//R
cb8189e7 391 CreateClusters();
e42a7b46 392 for(Int_t i=0;i<kNchambers;i++)
aed240d4 393 MakeBranchInTree(fLoader->TreeR(),Form("%sClusters%d",GetName(),i+1), &((*fClusters)[i]), kBufferSize, 0);
cb8189e7 394 }//R
998b831f 395 AliDebug(1,"Stop.");
c021cb15 396}//void AliRICH::MakeBranch(Option_t* option)
c60862bf 397//__________________________________________________________________________________________________
dfb4e77d 398void AliRICH::SetTreeAddress()
53fd478b 399{
400//Set branch address for the Hits and Digits Tree.
998b831f 401 AliDebug(1,"Start.");
c60862bf 402
dfb4e77d 403 TBranch *branch;
dfb4e77d 404
c60862bf 405 if(fLoader->TreeH()){//H
998b831f 406 AliDebug(1,"tree H is requested.");
c60862bf 407 CreateHits();//branch map will be in AliDetector::SetTreeAddress
c60862bf 408 }//H
c021cb15 409 AliDetector::SetTreeAddress();//this is after TreeH because we need to guarantee that fHits array is created
410
c60862bf 411 if(fLoader->TreeS()){//S
998b831f 412 AliDebug(1,"tree S is requested.");
c1863e3c 413 branch=fLoader->TreeS()->GetBranch(GetName()); if(branch){CreateSDigits(); branch->SetAddress(&fSdigits);}
c60862bf 414 }//S
dfb4e77d 415
c60862bf 416 if(fLoader->TreeD()){//D
998b831f 417 AliDebug(1,"tree D is requested.");
e42a7b46 418 for(int i=0;i<kNchambers;i++){
c60862bf 419 branch=fLoader->TreeD()->GetBranch(Form("%s%d",GetName(),i+1));
420 if(branch){CreateDigits(); branch->SetAddress(&((*fDigitsNew)[i]));}
aed240d4 421 }
c60862bf 422 }//D
dfb4e77d 423
c60862bf 424 if(fLoader->TreeR()){//R
998b831f 425 AliDebug(1,"tree R is requested.");
e42a7b46 426 for(int i=0;i<kNchambers;i++){
c60862bf 427 branch=fLoader->TreeR()->GetBranch(Form("%sClusters%d" ,GetName(),i+1));
cb8189e7 428 if(branch){CreateClusters(); branch->SetAddress(&((*fClusters)[i]));}
dfb4e77d 429 }
c60862bf 430 }//R
998b831f 431 AliDebug(1,"Stop.");
dfb4e77d 432}//void AliRICH::SetTreeAddress()
c021cb15 433//__________________________________________________________________________________________________
dfb4e77d 434void AliRICH::Print(Option_t *option)const
435{
53fd478b 436//Debug printout
dfb4e77d 437 TObject::Print(option);
e42a7b46 438 P()->Print();
439 fCounters.Print();
dfb4e77d 440}//void AliRICH::Print(Option_t *option)const
c021cb15 441//__________________________________________________________________________________________________
e42a7b46 442void AliRICH::ControlPlots()
443{
998b831f 444// Creates a set of hists to control the results of simulation. Hists are in file $HOME/RCP.root
e42a7b46 445
a25b3368 446 TH1F *pElecP=0 ,*pMuonP=0 ,*pPionP=0 ,*pKaonP=0 ,*pProtP=0, //stack particles
447 *pHxD=0,*pHyD=0,*pNumClusH1=0,
e42a7b46 448 *pQdcH1=0, *pSizeH1=0,
449 *pPureMipQdcH1=0,*pPureMipSizeH1=0,
450 *pPureCerQdcH1=0,*pPureCerSizeH1=0,
451 *pPureFeeQdcH1=0,*pPureFeeSizeH1=0,
452 *pMipQdcH1=0, *pPhotQdcH1=0;
453 TH2F *pMapH2=0,*pPureMipMapH2=0,*pPureCerMapH2=0,*pPureFeeMapH2=0;
454
a25b3368 455 GetLoader()->GetRunLoader()->LoadHeader();
456 GetLoader()->GetRunLoader()->LoadKinematics();
457
e42a7b46 458 Bool_t isDig =!GetLoader()->LoadDigits();
459 Bool_t isClus=!GetLoader()->LoadRecPoints();
460
a25b3368 461// if(!isDig && !isClus){AliError("No digits and clusters! Nothing to do.");return;}
e42a7b46 462
463 TStopwatch sw;TDatime time;
c021cb15 464
e42a7b46 465 TFile *pFile = new TFile("$(HOME)/RCP.root","RECREATE");
a25b3368 466 pElecP=new TH1F("Pelec","e versus momentum;P [GeV]",1000,-10,10);
467 pMuonP=new TH1F("Pmuon","mu versus momentum;P [GeV]",1000,-10,10);
468 pPionP=new TH1F("Ppion","pi versus momentum;P [GeV]",1000,-10,10);
469 pKaonP=new TH1F("Pkaon","K versus momentum;P [GeV]",1000,-10,10);
470 pProtP=new TH1F("Pprot","p versus momentum;P [GeV]",1000,-10,10);
e42a7b46 471
472 if(isDig){
998b831f 473 AliInfo("Digits available");
e42a7b46 474 pHxD=new TH1F("HitDigitDiffX","Hit-Digits diff X all chambers;diff [cm]",100,-10,10);
475 pHyD=new TH1F("HitDigitDiffY","Hit-Digits diff Y all chambers;diff [cm]",100,-10,10);
476 }//isDig
477
478 if(isClus){
a25b3368 479 AliInfo("Clusters available");
e42a7b46 480 pNumClusH1=new TH1F("NumClusPerEvent","Number of clusters per event;number",50,0,49);
c021cb15 481
a25b3368 482 pQdcH1 =new TH1F("ClusQdc", "Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
e42a7b46 483 pSizeH1 =new TH1F("ClusSize", "Cluster size all chambers;size [number of pads in cluster]",100,0,100);
a25b3368 484 pMapH2 =new TH2F("ClusMap", "Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
e42a7b46 485
a25b3368 486 pMipQdcH1 =new TH1F("QdcMip" ,"MIP Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
487 pPhotQdcH1 =new TH1F("QdcPhot" ,"Cer+Fee Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
e42a7b46 488
a25b3368 489 pPureMipQdcH1 =new TH1F("QdcPureMip" ,"MIP only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
e42a7b46 490 pPureMipSizeH1=new TH1F("SizePureMip" ,"MIP only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
a25b3368 491 pPureMipMapH2 =new TH2F("MapPureMip" ,"MIP only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
e42a7b46 492
a25b3368 493 pPureCerQdcH1 =new TH1F("QdcPureCer" ,"Cerenkov only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
e42a7b46 494 pPureCerSizeH1=new TH1F("SizePureCer" ,"Cernekov only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
a25b3368 495 pPureCerMapH2 =new TH2F("MapPureCer" ,"Cerenkov only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
c021cb15 496
a25b3368 497 pPureFeeQdcH1 =new TH1F("QdcPureFee" ,"Feedback only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
e42a7b46 498 pPureFeeSizeH1=new TH1F("SizePureFee" ,"Feedback only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
a25b3368 499 pPureFeeMapH2 =new TH2F("MapPureFee" ,"Feedback only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
e42a7b46 500 }//isClus
501
502 for(Int_t iEvtN=0;iEvtN < GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEvtN++){//events loop
503 GetLoader()->GetRunLoader()->GetEvent(iEvtN); //gets current event
c021cb15 504
e42a7b46 505 if(!GetLoader()->TreeH()) GetLoader()->LoadHits();
a25b3368 506 for(Int_t iPrimN=0;iPrimN < GetLoader()->TreeH()->GetEntries();iPrimN++){//hit tree loop
507 GetLoader()->TreeH()->GetEntry(iPrimN);
508 for(Int_t j=0;j<Hits()->GetEntries();j++){//hits loop for a given primary
509 AliRICHhit *pHit = (AliRICHhit*)Hits()->At(j);
510 TParticle *pParticle = GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack());
511 switch(pParticle->GetPdgCode()){
512 case kPositron : pElecP->Fill( pParticle->P()); break;
513 case kElectron : pElecP->Fill(-pParticle->P()); break;
514
515 case kMuonPlus : pMuonP->Fill( pParticle->P()); break;
516 case kMuonMinus: pMuonP->Fill(-pParticle->P()); break;
517
518 case kPiPlus : pPionP->Fill( pParticle->P()); break;
519 case kPiMinus : pPionP->Fill(-pParticle->P()); break;
520
521 case kKPlus : pKaonP->Fill( pParticle->P()); break;
522 case kKMinus : pKaonP->Fill(-pParticle->P()); break;
523
524 case kProton : pProtP->Fill( pParticle->P()); break;
525 case kProtonBar: pProtP->Fill(-pParticle->P()); break;
526
527 }//switch PdgCode
528
529 }//hits loop
530 }//hit tree loop
c021cb15 531
e42a7b46 532 if(isClus) GetLoader()->TreeR()->GetEntry(0);
533 if(isDig) GetLoader()->TreeD()->GetEntry(0);
c021cb15 534
e42a7b46 535 for(Int_t iChamN=1;iChamN<=7;iChamN++){//chambers loop
536 if(isClus){
537 Int_t iNclusCham=Clusters(iChamN)->GetEntries(); if(iNclusCham) pNumClusH1->Fill(iNclusCham);//number of clusters per event
538 for(Int_t iClusN=0;iClusN<iNclusCham;iClusN++){//clusters loop
539 AliRICHcluster *pClus=(AliRICHcluster*)Clusters(iChamN)->At(iClusN);
540 pQdcH1 ->Fill(pClus->Q());
541 pSizeH1 ->Fill(pClus->Size());
542 pMapH2 ->Fill(pClus->X(),pClus->Y()); //common
543
544 if(pClus->IsSingleMip()) {pPureMipQdcH1 ->Fill(pClus->Q());
545 pPureMipSizeH1->Fill(pClus->Size());
546 pPureMipMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Mips
547
548 if(pClus->IsSingleCerenkov()){pPureCerQdcH1 ->Fill(pClus->Q());
549 pPureCerSizeH1->Fill(pClus->Size());
550 pPureCerMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Cerenkovs
551
552 if(pClus->IsSingleFeedback()){pPureFeeQdcH1 ->Fill(pClus->Q());
553 pPureFeeSizeH1->Fill(pClus->Size());
554 pPureFeeMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Feedbacks
555
556 if(pClus->IsMip()) {pMipQdcH1 ->Fill(pClus->Q());} //MIP+ other contributions
557 if(!pClus->IsPureMip()) pPhotQdcH1->Fill(pClus->Q()); //not MIP
558 }//clusters loop
559 }//isClus
560 if(isDig){
a25b3368 561 for(Int_t iDigN=0;iDigN<Digits(iChamN)->GetEntries();iDigN++){//digits loop
562 AliRICHdigit *pDig=(AliRICHdigit*)Digits(iChamN)->At(iDigN);
998b831f 563 AliRICHhit *pHit=Hit(pDig->GetTrack(0));//get first hit of this digit
a25b3368 564 TVector2 hitV2=C(iChamN)->Mrs2Pc(pHit->OutX3()); TVector2 digV2=P()->Pad2Loc(pDig->Pad());//center of pad for digit
e42a7b46 565 pHxD->Fill(hitV2.X()-digV2.X()); pHyD->Fill(hitV2.Y()-digV2.Y());
566 }//digits loop
567 }//isDig
568 }//chambers loop
569 Info("ControlPlots","Event %i processed.",iEvtN);
570 }//events loop
571
572 if(isDig) GetLoader()->UnloadDigits();
573 if(isClus) GetLoader()->UnloadRecPoints();
574
a25b3368 575 GetLoader()->GetRunLoader()->UnloadHeader();
576 GetLoader()->GetRunLoader()->UnloadKinematics();
577
e42a7b46 578 pFile->Write(); delete pFile;
579 sw.Print();time.Print();
580}//ControlPlots()
581//__________________________________________________________________________________________________
582AliRICHhit* AliRICH::Hit(Int_t tid)
583{
584//defines which hit provided by given tid for the currently loaded event
a25b3368 585 GetLoader()->LoadHits();
586 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
587 GetLoader()->TreeH()->GetEntry(iPrimN);
588 for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){
589 AliRICHhit *pHit=(AliRICHhit*)Hits()->At(iHitN);
590 if(tid==pHit->Track()) {GetLoader()->UnloadHits();return pHit;}
e42a7b46 591 }//hits
592 }//prims loop
a25b3368 593 GetLoader()->UnloadHits();
e42a7b46 594 return 0;
595}
596//__________________________________________________________________________________________________
597void AliRICH::PrintHits(Int_t iEvtN)
598{
599//Prints a list of RICH hits for a given event. Default is event number 0.
998b831f 600 AliInfo(Form("List of RICH hits for event %i",iEvtN));
a25b3368 601 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
602 if(GetLoader()->LoadHits()) return;
e42a7b46 603
604 Int_t iTotalHits=0;
a25b3368 605 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
606 GetLoader()->TreeH()->GetEntry(iPrimN);
607 Hits()->Print();
608 iTotalHits+=Hits()->GetEntries();
e42a7b46 609 }
a25b3368 610 GetLoader()->UnloadHits();
998b831f 611 AliInfo(Form("totally %i hits",iTotalHits));
e42a7b46 612}
613//__________________________________________________________________________________________________
614void AliRICH::PrintSDigits(Int_t iEvtN)
615{
616//prints a list of RICH sdigits for a given event
617 Info("PrintSDigits","List of RICH sdigits for event %i",iEvtN);
a25b3368 618 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
619 if(GetLoader()->LoadSDigits()) return;
e42a7b46 620
a25b3368 621 GetLoader()->TreeS()->GetEntry(0);
622 SDigits()->Print();
623 GetLoader()->UnloadSDigits();
624 Info("PrintSDigits","totally %i sdigits",SDigits()->GetEntries());
e42a7b46 625}
626//__________________________________________________________________________________________________
627void AliRICH::PrintDigits(Int_t iEvtN)
628{
629//prints a list of RICH digits for a given event
630 Info("PrintDigits","List of RICH digits for event %i",iEvtN);
a25b3368 631 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
632 if(GetLoader()->LoadDigits()) return;
e42a7b46 633
634 Int_t iTotalDigits=0;
a25b3368 635 GetLoader()->TreeD()->GetEntry(0);
e42a7b46 636 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
a25b3368 637 Digits(iChamber)->Print();
638 iTotalDigits+=Digits(iChamber)->GetEntries();
e42a7b46 639 }
a25b3368 640 GetLoader()->UnloadDigits();
e42a7b46 641 Info("PrintDigits","totally %i Digits",iTotalDigits);
642}
643//__________________________________________________________________________________________________
644void AliRICH::PrintClusters(Int_t iEvtN)
645{
646//prints a list of RICH clusters for a given event
647 Info("PrintClusters","List of RICH clusters for event %i",iEvtN);
a25b3368 648 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
649 if(GetLoader()->LoadRecPoints()) return;
e42a7b46 650
651 Int_t iTotalClusters=0;
a25b3368 652 GetLoader()->TreeR()->GetEntry(0);
e42a7b46 653 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
a25b3368 654 Clusters(iChamber)->Print();
655 iTotalClusters+=Clusters(iChamber)->GetEntries();
e42a7b46 656 }
a25b3368 657 GetLoader()->UnloadRecPoints();
e42a7b46 658 Info("PrintClusters","totally %i clusters",iTotalClusters);
659}
660//__________________________________________________________________________________________________
998b831f 661void AliRICH::PrintTracks(Int_t iEvtN)
e42a7b46 662{
a25b3368 663//prints a list of tracks (including secondary) for a given event
664 AliInfo(Form("List of all tracks for event %i",iEvtN));
665 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
666 if(GetLoader()->GetRunLoader()->LoadHeader()) return;
667 if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
668 AliStack *pStack=GetLoader()->GetRunLoader()->Stack();
669
670 for(Int_t i=0;i<pStack->GetNtrack();i++){
671 pStack->Particle(i)->Print();
672 }
673
674 AliInfo(Form("totally %i tracks including %i primaries",pStack->GetNtrack(),pStack->GetNprimary()));
675 GetLoader()->GetRunLoader()->UnloadHeader();
676 GetLoader()->GetRunLoader()->UnloadKinematics();
e42a7b46 677}
a25b3368 678//__________________________________________________________________________________________________
679Int_t AliRICH::Nparticles(Int_t iPartID,Int_t iEvtN,AliRunLoader *pRL)
680{
681//counts total number of particles of given type (including secondary) for a given event
682 pRL->GetEvent(iEvtN);
683 if(pRL->LoadHeader()) return 0;
684 if(pRL->LoadKinematics()) return 0;
685 AliStack *pStack=pRL->Stack();
686
687 Int_t iCounter=0;
688 for(Int_t i=0;i<pStack->GetNtrack();i++){
689 if(pStack->Particle(i)->GetPdgCode()==iPartID) iCounter++;
690 }
691
692 pRL->UnloadHeader();
693 pRL->UnloadKinematics();
694 return iCounter;
695}
696
697//__________________________________________________________________________________________________
698void AliRICH::GeomPadPanelFrame()
699{
700//Pad Panel frame 6 sectors
701 Double_t cm=1,mm=0.1*cm;//default is cm
702 Float_t par[3];
703
704 par[0]=648*mm/2;par[1]= 411*mm/2;par[2]=40 *mm/2;gMC->Gsvolu("RPPF","BOX ",(*fIdtmed)[kAl] ,par,3);//PPF 2001P2 inner size of the slab by 1mm more
705 par[0]=181*mm/2;par[1]=89.25*mm/2;par[2]=38.3*mm/2;gMC->Gsvolu("PPFL","BOX ",(*fIdtmed)[kAir] ,par,3);//large whole
706 par[0]=114*mm/2;par[1]=89.25*mm/2;par[2]=38.3*mm/2;gMC->Gsvolu("PPFS","BOX ",(*fIdtmed)[kAir] ,par,3);//small whole
707 par[0]=644*mm/2;par[1]= 407*mm/2;par[2]= 1.7*mm/2;gMC->Gsvolu("RPC ","BOX ",(*fIdtmed)[kCsI] ,par,3);//by 0.2 mm more then actual size (PCB 2006P1)
708
709 gMC->Gspos("RPPF",1,"RICH", -335*mm, -433*mm, 8*cm+20*mm, 0,"ONLY");//F1 2040P1 z p.84 TDR
710 gMC->Gspos("RPPF",2,"RICH", +335*mm, -433*mm, 8*cm+20*mm, 0,"ONLY");
711 gMC->Gspos("RPPF",3,"RICH", -335*mm, 0*mm, 8*cm+20*mm, 0,"ONLY");
712 gMC->Gspos("RPPF",4,"RICH", +335*mm, 0*mm, 8*cm+20*mm, 0,"ONLY");
713 gMC->Gspos("RPPF",5,"RICH", -335*mm, +433*mm, 8*cm+20*mm, 0,"ONLY");
714 gMC->Gspos("RPPF",6,"RICH", +335*mm, +433*mm, 8*cm+20*mm, 0,"ONLY");
715 gMC->Gspos("RPC ",1,"RPPF", 0*mm, 0*mm, -19.15*mm, 0,"ONLY");//PPF 2001P2
716 gMC->Gspos("PPFL",1,"RPPF", -224.5*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
717 gMC->Gspos("PPFL",2,"RPPF", -224.5*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
718 gMC->Gspos("PPFL",3,"RPPF", -224.5*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
719 gMC->Gspos("PPFL",4,"RPPF", -224.5*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
720 gMC->Gspos("PPFS",1,"RPPF", - 65.0*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
721 gMC->Gspos("PPFS",2,"RPPF", - 65.0*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
722 gMC->Gspos("PPFS",3,"RPPF", - 65.0*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
723 gMC->Gspos("PPFS",4,"RPPF", - 65.0*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
724 gMC->Gspos("PPFS",5,"RPPF", + 65.0*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
725 gMC->Gspos("PPFS",6,"RPPF", + 65.0*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
726 gMC->Gspos("PPFS",7,"RPPF", + 65.0*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
727 gMC->Gspos("PPFS",8,"RPPF", + 65.0*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
728 gMC->Gspos("PPFL",5,"RPPF", +224.5*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
729 gMC->Gspos("PPFL",6,"RPPF", +224.5*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
730 gMC->Gspos("PPFL",7,"RPPF", +224.5*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
731 gMC->Gspos("PPFL",8,"RPPF", +224.5*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
732}//GeomPadPanelFrame()
733//__________________________________________________________________________________________________
734void AliRICH::GeomAmpGap()
735{
736//Gap - anod wires 6 copies to RICH
737 Double_t cm=1,mm=0.1*cm,mkm=0.001*mm;//default is cm
738 Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
739 Float_t par[3];
740
741 par[0]=648*mm/2;par[1]= 411*mm/2 ;par[2]=4.45*mm/2;gMC->Gsvolu("RGAP ","BOX ",(*fIdtmed)[kCH4] ,par,3);//xy as PPF 2001P2 z WP 2099P1
742 par[0]= 0*mm ;par[1]= 20*mkm/2 ;par[2]= 648*mm/2;gMC->Gsvolu("RANO","TUBE",(*fIdtmed)[kW] ,par,3);//WP 2099P1 z = gap x PPF 2001P2
743 AliMatrix(matrixIdReturn,180,0, 90,90, 90,0); //wires along x
744
745 gMC->Gspos("RGAP",1,"RICH", -335*mm, -433*mm,8*cm-2.225*mm, 0,"ONLY"); //F1 2040P1 z WP 2099P1
746 gMC->Gspos("RGAP",2,"RICH", +335*mm, -433*mm,8*cm-2.225*mm, 0,"ONLY");
747 gMC->Gspos("RGAP",3,"RICH", -335*mm, 0*mm,8*cm-2.225*mm, 0,"ONLY");
748 gMC->Gspos("RGAP",4,"RICH", +335*mm, 0*mm,8*cm-2.225*mm, 0,"ONLY");
749 gMC->Gspos("RGAP",5,"RICH", -335*mm, +433*mm,8*cm-2.225*mm, 0,"ONLY");
750 gMC->Gspos("RGAP",6,"RICH", +335*mm, +433*mm,8*cm-2.225*mm, 0,"ONLY");
751 for(int i=1;i<=96;i++)
752 gMC->Gspos("RANO",i,"RGAP", 0*mm, -411/2*mm+i*4*mm, 0.185*mm, matrixIdReturn,"ONLY"); //WP 2099P1
753}//GeomAmpGap()
754//__________________________________________________________________________________________________
755void AliRICH::GeomRadiators()
756{
757//Defines radiators geometry
758 Double_t mm=0.1;//default is cm
759 Float_t par[3];
760 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 24*mm/2; gMC->Gsvolu("RRAD","BOX ",(*fIdtmed)[kC6F14] ,par,3); // Rad 2011P1
761 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 4*mm/2; gMC->Gsvolu("RRFR","BOX ",(*fIdtmed)[kRoha] ,par,3); //front
762 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 5*mm/2; gMC->Gsvolu("RRWI","BOX ",(*fIdtmed)[kSiO2] ,par,3); //window
763 par[0]=1330*mm/2 ;par[1]= 5*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRLO","BOX ",(*fIdtmed)[kRoha] ,par,3); //long side
764 par[0]= 10*mm/2 ;par[1]= 403*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRSH","BOX ",(*fIdtmed)[kRoha] ,par,3); //short side
765 par[0]= 0 ;par[1]= 10*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRSP","TUBE",(*fIdtmed)[kSiO2] ,par,3); //spacer
766
767 gMC->Gspos("RRAD",1,"RICH", 0*mm,-434*mm, -12*mm, 0,"ONLY"); //3 radiators to RICH
768 gMC->Gspos("RRAD",2,"RICH", 0*mm, 0*mm, -12*mm, 0,"ONLY");
769 gMC->Gspos("RRAD",3,"RICH", 0*mm,+434*mm, -12*mm, 0,"ONLY");
770 gMC->Gspos("RRFR",1,"RRAD", 0*mm, 0*mm, -10.0*mm, 0,"ONLY"); //front cover
771 gMC->Gspos("RRWI",1,"RRAD", 0*mm, 0*mm, 9.5*mm, 0,"ONLY"); //quartz window (back cover)
772 gMC->Gspos("RRLO",1,"RRAD", 0*mm,-204*mm, -0.5*mm, 0,"ONLY"); //long side
773 gMC->Gspos("RRLO",2,"RRAD", 0*mm,+204*mm, -0.5*mm, 0,"ONLY"); //long side
774 gMC->Gspos("RRSH",1,"RRAD",-660*mm, 0*mm, -0.5*mm, 0,"ONLY"); //short side
775 gMC->Gspos("RRSH",2,"RRAD",+660*mm, 0*mm, -0.5*mm, 0,"ONLY"); //short side
776 for(int i=0;i<3;i++)
777 for(int j=0;j<10;j++)
778 gMC->Gspos("RRSP",10*i+j,"RRAD",-1330*mm/2+116*mm+j*122*mm,(i-1)*105*mm,-0.5*mm,0,"ONLY");//spacers
779}//GeomRadiators()
780//__________________________________________________________________________________________________
781void AliRICH::GeomSandBox()
782{
783//Defines SandBox geometry
784 Double_t mm=0.1;//default is cm
785 Float_t par[3];
786 par[0]=1419*mm/2 ;par[1]=1378*mm/2;par[2]=50.5*mm/2; gMC->Gsvolu("RSNB","BOX ",(*fIdtmed)[kAir] ,par,3); //2072P1
787 par[0]=1419*mm/2 ;par[1]=1378*mm/2;par[2]= 0.5*mm/2; gMC->Gsvolu("RSCO","BOX ",(*fIdtmed)[kAl] ,par,3); //cover
788 par[0]=1359*mm/2 ;par[1]=1318*mm/2;par[2]=49.5*mm/2; gMC->Gsvolu("RSHO","BOX ",(*fIdtmed)[kRoha] ,par,3); //honeycomb structure
789
790 gMC->Gspos("RSNB",1,"RICH", 0*mm, 0*mm, -73.75*mm, 0,"ONLY"); //p.84 TDR sandbox to rich
791 gMC->Gspos("RSHO",1,"RSNB", 0*mm, 0*mm, 0*mm, 0,"ONLY"); //2072P1 honeycomv to sandbox
792 gMC->Gspos("RSCO",1,"RSNB", 0*mm, 0*mm, +25*mm, 0,"ONLY"); //cover to sandbox
793 gMC->Gspos("RSCO",2,"RSNB", 0*mm, 0*mm, -25*mm, 0,"ONLY"); //cover to sandbox
794}//GeomSandBox()
795//__________________________________________________________________________________________________
796void AliRICH::GeomRadioSrc()
797{
798// Defines geometry for radioactive source
799 Double_t cm=1,mm=0.1*cm,mkm=0.001*cm;
800 Float_t par[3];
801
802 par[0]=0 ;par[1]= 70*mm/2 ;par[2]= 30*mm/2; gMC->Gsvolu("RSRC","TUBE",(*fIdtmed)[kCH4] ,par,3); //top src container
803 par[0]=0 ;par[1]= 38*mm/2 ;par[2]= 21.8*mm/2; gMC->Gsvolu("RSAG","TUBE",(*fIdtmed)[kAl] ,par,3); //Al glass
804 par[0]=0 ;par[1]= 34*mm/2 ;par[2]= 20*mm/2; gMC->Gsvolu("RSPP","TUBE",(*fIdtmed)[kPerpex] ,par,3); //perpex plug
805 par[0]=0 ;par[1]= 5*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RSSC","TUBE",(*fIdtmed)[kSteel] ,par,3); //steel screw in center of perpex
806 par[0]=0 ;par[1]= 2*mm/2 ;par[2]= 10*mm/2; gMC->Gsvolu("RSSS","TUBE",(*fIdtmed)[kSteel] ,par,3); //Steel screw to support Sr90
807 par[0]=0 ;par[1]= 1*mm/2 ;par[2]= 1*mm/2; gMC->Gsvolu("RSSR","TUBE",(*fIdtmed)[kSr90] ,par,3); //Sr90 source
808 par[0]=0 ;par[1]= 4*mm/2 ;par[2]= 10*mm/2; gMC->Gsvolu("RSWP","TUBE",(*fIdtmed)[kAir] ,par,3); //Air hole in perpex plug
809 par[0]=0 ;par[1]= 5*mm/2 ;par[2]= 1.8*mm/2; gMC->Gsvolu("RSWA","TUBE",(*fIdtmed)[kAir] ,par,3); //Air hole in Al glass bottom
810 par[0]=0 ;par[1]= 30*mm/2 ;par[2]= 50*mkm/2; gMC->Gsvolu("RSMF","TUBE",(*fIdtmed)[kMylar] ,par,3); //Mylar foil
811
812 gMC->Gspos("RSRC",1,"RICH", 30*cm, 0, 1*cm, 0,"ONLY"); //source to RICH
813 gMC->Gspos("RSMF",1,"RSRC", 0, 0,21.8*mm/2+50*mkm/2, 0,"ONLY");//mylar foil to top src volume
814 gMC->Gspos("RSAG",1,"RSRC", 0, 0, 0, 0,"ONLY");//Al glass to fake Src volume
815 gMC->Gspos("RSWA",1,"RSAG", 6*mm, 0, -10*mm, 0,"ONLY");//air whole in al glass bottom
816 gMC->Gspos("RSPP",1,"RSAG", 0, 0, 0.9*mm, 0,"ONLY");//perpex plug to Al glass
817 gMC->Gspos("RSWP",1,"RSPP", 6*mm, 0, -5*mm, 0,"ONLY");//air whole in perpex plug
818 gMC->Gspos("RSSC",1,"RSPP", 0, 0, 2.5*mm, 0,"ONLY");//steel screw in center of perpex plug
819 gMC->Gspos("RSSS",1,"RSPP", 6*mm, 0, 5*mm, 0,"ONLY");//steel screw to support Sr90 in perpex plug
820 gMC->Gspos("RSSR",1,"RSSS", 0, 0, -4.5*mm, 0,"ONLY");//Sr90 in support steel screw
821}//GeomSr90()
822//__________________________________________________________________________________________________
823void AliRICH::GeomAerogel()
824{
825//Creates detailed geometry for aerogel study.
826 AliDebug(1,"Start.");
827 Double_t cm=1;
828 Float_t par[3]; //tmp array for volume dimentions
829
830 par[0]=10.1*cm/2;par[1]=10.1*cm/2;par[2]=10.1*cm/2;
831 gMC->Gsvolu("RREF","BOX ",(*fIdtmed)[kReflector],par,3);//reflector box
832 gMC->Gspos("RREF",1,"RICH",0,0,0,0, "ONLY"); //put it to RICH volume
833
834 par[0]=10*cm/2;par[1]=10*cm/2;par[2]=10*cm/2;
835 gMC->Gsvolu("RGEL","BOX ",(*fIdtmed)[kGel],par,3);//10x10x10 cm^3 cubic of aerogel
836 gMC->Gspos("RGEL",1,"RREF",0,0,0,0,"ONLY");//put gel cell to reflector
837 AliDebug(1,"Stop.");
838}//GeomAerogel()
839//__________________________________________________________________________________________________
840void AliRICH::CreateGeometry()
841{
842//Creates detailed geometry simulation (currently GEANT volumes tree)
843 AliDebug(1,"Start main.");
844 Double_t mm=0.1;//default is cm
845 Float_t par[3];
846 Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
847
848//place chambers into mother volume ALIC
849 par[0]=(6*mm+1681*mm+6*mm)/2;par[1]=(6*mm+1466*mm+6*mm)/2;par[2]=(80*mm+40*mm)*2/2;
850 gMC->Gsvolu("RICH","BOX ",(*fIdtmed)[kCH4],par,3);//2033P1 z p84 TDR
851 for(int i=1;i<=P()->Nchambers();i++){ //test configuration with single chamber is taken into account automaticaly in AliRICHParam
852 AliMatrix(matrixIdReturn,
853 C(i)->ThetaXd(),C(i)->PhiXd(),
854 C(i)->ThetaYd(),C(i)->PhiYd(),
855 C(i)->ThetaZd(),C(i)->PhiZd());
856 gMC->Gspos("RICH",i,"ALIC",C(i)->Center().X(),
857 C(i)->Center().Y(),
858 C(i)->Center().Z(),matrixIdReturn, "ONLY");
859 }
860
861 if(P()->IsAerogel())
862 GeomAerogel();
863 else{
864 GeomPadPanelFrame();
865 GeomAmpGap();
866 if(P()->IsRadioSrc()) GeomRadioSrc(); else GeomRadiators();
867 GeomSandBox();
868 }
869 AliDebug(1,"Stop main.");
870}//CreateGeometry()
871//__________________________________________________________________________________________________