RICH/AliRICH.cxx

   1 //  **************************************************************************
   2 //  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3 //  *                                                                        *
   4 //  * Author: The ALICE Off-line Project.                                    *
   5 //  * Contributors are mentioned in the code where appropriate.              *
   6 //  *                                                                        *
   7 //  * Permission to use, copy, modify and distribute this software and its   *
   8 //  * documentation strictly for non-commercial purposes is hereby granted   *
   9 //  * without fee, provided that the above copyright notice appears in all   *
  10 //  * copies and that both the copyright notice and this permission notice   *
  11 //  * appear in the supporting documentation. The authors make no claims     *
  12 //  * about the suitability of this software for any purpose. It is          *
  13 //  * provided "as is" without express or implied warranty.                  *
  14 //  **************************************************************************
  15
  16 #include "AliRICH.h"
  17 #include "AliRICHParam.h"
  18 #include "AliRICHChamber.h"
  19 #include "AliRICHTracker.h"
  20 #include "AliRICHHelix.h"
  21 //#include <TArrayF.h>
  22 #include <TGeometry.h>
  23 #include <TBRIK.h>
  24 #include <TTUBE.h>
  25 #include <TFile.h>
  26 #include <TNode.h>
  27 #include <TObjArray.h>
  28 #include <TParticle.h>
  29 #include <AliStack.h>
  30 #include <AliHeader.h>
  31 #include <AliGenEventHeader.h>
  32 #include <AliGenHijingEventHeader.h>
  33 #include <AliMagF.h>
  34 #include <AliRun.h>
  35 #include <AliRunDigitizer.h>
  36 #include <AliMC.h>
  37 #include <AliESD.h>
  38 #include <TVirtualMC.h>
  39 #include <TH1F.h>
  40 #include <TH2F.h>
  41 #include <TBenchmark.h>
  42 #include <AliLog.h>
  43 #include <TNtupleD.h>
  44 #include <AliTracker.h>
  45 #include <AliRawDataHeader.h>
  46 #include <TLatex.h> //Display()
  47 #include <TCanvas.h> //Display()
  48 #include <TGraph.h> //Display()
  49 #include <TStyle.h> //Display()
  50 #include <TMarker.h> //Display()
  51
  52 ClassImp(AliRICH)
  53 //__________________________________________________________________________________________________
  54 // RICH manager class
  55 //BEGIN_HTML
  56 /*
  57   <img src="gif/alirich.gif">
  58 */
  59 //END_HTML
  60 //__________________________________________________________________________________________________
  61 AliRICH::AliRICH():AliDetector(),fParam(0),  fSdigits(0),fNsdigits(0),fDigs(0),fClus(0)
  62 {
  63 //Default ctor should not contain any new operators
  64 //AliDetector ctor deals with Hits and Digits
  65   for(int i=0;i<kNchambers;i++) fNdigs[i]  =0;
  66   for(int i=0;i<kNchambers;i++) fNclus[i]=0;
  67 //  fCounters.ResizeTo(20); fCounters.Zero();
  68 }//AliRICH::AliRICH()
  69 //__________________________________________________________________________________________________
  70 AliRICH::AliRICH(const char *name, const char *title)
  71         :AliDetector(name,title),fParam(new AliRICHParam),fSdigits(0),fNsdigits(0),fDigs(0),fClus(0)
  72 {
  73 //Named ctor
  74   AliDebug(1,"Start.");
  75 //AliDetector ctor deals with Hits and Digits (reset them to 0, does not create them)
  76   HitsCreate();          gAlice->GetMCApp()->AddHitList(fHits);
  77   fCounters.ResizeTo(20); fCounters.Zero();
  78   AliDebug(1,"Stop.");
  79 }//AliRICH::AliRICH(const char *name, const char *title)
  80 //__________________________________________________________________________________________________
  81 AliRICH::~AliRICH()
  82 {
  83 //dtor
  84   AliDebug(1,"Start.");
  85
  86   if(fParam)     delete fParam;
  87
  88   if(fHits)      delete fHits;
  89   if(fSdigits)   delete fSdigits;
  90   if(fDigits)    delete fDigits;
  91   if(fDigs)      {fDigs->Delete();   delete fDigs;}
  92   if(fClus)      {fClus->Delete();   delete fClus;}
  93   AliDebug(1,"Stop.");
  94 }//AliRICH::~AliRICH()
  95 //__________________________________________________________________________________________________
  96 void AliRICH::Hits2SDigits()
  97 {
  98 // Create a list of sdigits corresponding to list of hits. Every hit generates one or more sdigits.
  99   AliDebug(1,"Start.");
 100   for(Int_t iEventN=0;iEventN<GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEventN++){//events loop
 101     GetLoader()->GetRunLoader()->GetEvent(iEventN);//get next event
 102
 103     if(!GetLoader()->TreeH()) GetLoader()->LoadHits();    GetLoader()->GetRunLoader()->LoadHeader();
 104     if(!GetLoader()->GetRunLoader()->TreeK())             GetLoader()->GetRunLoader()->LoadKinematics();//from
 105     if(!GetLoader()->TreeS()) GetLoader()->MakeTree("S"); MakeBranch("S");//to
 106
 107     for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
 108       GetLoader()->TreeH()->GetEntry(iPrimN);
 109       for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){//hits loop
 110         AliRICHHit *pHit=(AliRICHHit*)Hits()->At(iHitN);//get current hit
 111         TVector2 x2 = C(pHit->C())->Mrs2Anod(0.5*(pHit->InX3()+pHit->OutX3()));//hit position in the anod plane
 112         Int_t iTotQdc=P()->TotQdc(x2,pHit->Eloss());//total charge produced by hit, 0 if hit in dead zone
 113         if(iTotQdc==0) continue;
 114         //
 115         //need to quantize the anod....
 116         TVector padHit=AliRICHParam::Loc2Pad(x2);
 117         TVector2 padHitXY=AliRICHParam::Pad2Loc(padHit);
 118         TVector2 anod;
 119         if((x2.Y()-padHitXY.Y())>0) anod.Set(x2.X(),padHitXY.Y()+AliRICHParam::PitchAnod()/2);
 120         else anod.Set(x2.X(),padHitXY.Y()-AliRICHParam::PitchAnod()/2);
 121         //end to quantize anod
 122         //
 123         TVector area=P()->Loc2Area(anod);//determine affected pads, dead zones analysed inside
 124         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));
 125         TVector pad(2);
 126         for(pad[1]=area[1];pad[1]<=area[3];pad[1]++)//affected pads loop
 127           for(pad[0]=area[0];pad[0]<=area[2];pad[0]++){
 128             Double_t padQdc=iTotQdc*P()->FracQdc(anod,pad);
 129             AliDebug(1,Form("current pad(%3.0f,%3.0f) with QDC  =%6.2f",pad[0],pad[1],padQdc));
 130             if(padQdc>0.1) SDigitAdd(pHit->C(),pad,padQdc,GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack())->GetPdgCode(),pHit->GetTrack());
 131           }//affected pads loop
 132       }//hits loop
 133     }//prims loop
 134     GetLoader()->TreeS()->Fill();
 135     GetLoader()->WriteSDigits("OVERWRITE");
 136     SDigitsReset();
 137   }//events loop
 138   GetLoader()->UnloadHits(); GetLoader()->GetRunLoader()->UnloadHeader(); GetLoader()->GetRunLoader()->UnloadKinematics();
 139   GetLoader()->UnloadSDigits();
 140   AliDebug(1,"Stop.");
 141 }//Hits2SDigits()
 142 //__________________________________________________________________________________________________
 143 void AliRICH::Digits2Raw()
 144 {
 145 //Loops over all digits and creates raw data files in DDL format. GetEvent() is done outside (AliSimulation)
 146 //RICH has 2 DDL per chamber, even number for right part(2-4-6) odd number for left part(1-3-5)
 147 //RICH has no any propriate header just uses the common one
 148 //Each PC is divided by 8 rows counted from 1 to 8 from top to bottom for left PCs(1-3-5) and from bottom to top for right PCc(2-4-6)     (denoted  rrrrr 5 bits 32 values)
 149 //Each raw is composed from 10 DILOGIC chips counted from left to right from 1 to 10                                                      (denoted   dddd 4 bits 16 values)
 150 //Each DILOGIC chip serves 48 channels counted from 0 to 47                                                                               (denoted aaaaaa 6 bits 64 values)
 151 //So RICH info word is  32 bits word with structure:   0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq (five 0 five r six a twelve q) with QDC    (denoted q...q 12 bits 4096 values)
 152   AliDebug(1,"Start.");
 153   GetLoader()->LoadDigits();
 154   GetLoader()->TreeD()->GetEntry(0);
 155
 156   Int_t kRichOffset=0x700; //currently one DDL per 3 sectors
 157
 158   ofstream file135,file246;//output streams 2 DDL per chamber
 159   AliRawDataHeader header;//empty DDL miniheader
 160   UInt_t word32=1;        //32 bits data word
 161
 162   for(Int_t iChN=1;iChN<=kNchambers;iChN++){ //2 DDL per chamber open both in parallel
 163     file135.open(Form("RICH_%4i.ddl",kRichOffset+2*iChN-1));   //left part of chamber; sectors 1-3-5 odd DDL number
 164     file246.open(Form("RICH_%4i.ddl",kRichOffset+2*iChN));     //right part of chamber; sectors 2-4-6 even DDL number
 165 //common DDL header defined by standart, now dummy as the total number of bytes is not yet known
 166     file135.write((char*)&header,sizeof(header)); //dummy header just place holder
 167     file246.write((char*)&header,sizeof(header)); //actual will be written later
 168
 169     Int_t counter135=0,counter246=0;//counts total number of records per DDL
 170
 171     for(Int_t iDigN=0;iDigN<Digits(iChN)->GetEntriesFast();iDigN++){//digits loop for a given chamber
 172       AliRICHDigit *pDig=(AliRICHDigit*)Digits(iChN)->At(iDigN);
 173       word32=UInt_t (pDig->Q()+0x400*pDig->X()+0x4000*pDig->Y());  //arbitrary structure
 174       switch(pDig->S()){//readout by vertical sectors: 1,3,5-left DDL 2,4,6-right DDL
 175         case 1: case 3: case 5: file135.write((char*)&word32,sizeof(word32)); counter135++; break;
 176         case 2: case 4: case 6: file246.write((char*)&word32,sizeof(word32)); counter246++; break;
 177       }//switch sector
 178     }//digits loop for a given chamber
 179 //now count total byte number for each DDL file and rewrite actual header
 180     header.fSize=sizeof(header)+counter135*sizeof(word32);   header.SetAttribute(0); file135.seekp(0); file135.write((char*)&header,sizeof(header));
 181     header.fSize=sizeof(header)+counter246*sizeof(word32);   header.SetAttribute(0); file246.seekp(0); file246.write((char*)&header,sizeof(header));
 182     file135.close(); file246.close();
 183   }//chambers loop
 184   GetLoader()->UnloadDigits();
 185   AliDebug(1,"Stop.");
 186 }//Digits2Raw()
 187 //__________________________________________________________________________________________________
 188 void AliRICH::BuildGeometry()
 189 {
 190 //Builds a TNode geometry for event display
 191   AliInfo("Start.");
 192
 193   TNode *node, *subnode, *top;
 194   top=gAlice->GetGeometry()->GetNode("alice");
 195
 196   Float_t widx =P()->SectorSizeX();
 197   Float_t leny =P()->SectorSizeY();
 198   Float_t dz   =P()->Zfreon()+P()->Zwin()+P()->Pc2Win();
 199   Float_t dead =P()->DeadZone();
 200
 201   new TBRIK("RICH","RICH","void",widx+dead/2,leny+leny/2+dead,dz+0.1); //RICH chamber
 202   new TBRIK("RPC" ,"RPC" ,"void",widx/2,leny/2,0.01);                  //RICH sector
 203
 204   for(int i=1;i<=P()->Nchambers();i++){
 205     top->cd();
 206     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());
 207     node->SetLineColor(kRed);
 208     node->cd();
 209     subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2,-leny-dead/2,dz,"");
 210     subnode->SetLineColor(kGreen);
 211     fNodes->Add(subnode);
 212     subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2,-leny-dead/2,dz,"");
 213     subnode->SetLineColor(kGreen);
 214     fNodes->Add(subnode);
 215     subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2,           0,dz,"");
 216     subnode->SetLineColor(kGreen);
 217     fNodes->Add(subnode);
 218     subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2,           0,dz,"");
 219     subnode->SetLineColor(kGreen);
 220     fNodes->Add(subnode);
 221     subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2, leny+dead/2,dz,"");
 222     subnode->SetLineColor(kGreen);
 223     fNodes->Add(subnode);
 224     subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2, leny+dead/2,dz,"");
 225     subnode->SetLineColor(kGreen);
 226     fNodes->Add(subnode);
 227     fNodes->Add(node);
 228   }
 229
 230   AliDebug(1,"Stop.");
 231 }//void AliRICH::BuildGeometry()
 232 //__________________________________________________________________________________________________
 233 void AliRICH::CreateMaterials()
 234 {
 235 // Definition of available RICH materials
 236
 237   Int_t   material=0; //tmp material id number
 238   Float_t a=0,z=0,den=0,radl=0,absl=0; //tmp material parameters
 239
 240   Float_t tmaxfd=-10.0, deemax=-0.2, stemax=-0.1,epsil=0.001, stmin=-0.001;
 241   Int_t   isxfld = gAlice->Field()->Integ();
 242   Float_t sxmgmx = gAlice->Field()->Max();
 243
 244   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
 245   AliMixture(++material, "RichAir",aAir,zAir,den=0.00120479,4,wAir);                                          //1 (Air) 0.01% C 75% N  23% O 1% Ar
 246   AliMedium(kAir, "RichAir",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 247
 248   AliMixture(++material, "RichAerogel",aAir,zAir,den=P()->DenGel(),4,wAir);                     //Aerogel represented by Air
 249   AliMedium(kGel, "RichAerogel",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 250
 251   AliMixture(++material, "RichAerogelReflector",aAir,zAir,den=P()->DenGel(),4,wAir);           //Aerogel reflector represented by Air
 252   AliMedium(kReflector, "RichAerogelReflector",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 253
 254   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
 255   AliMedium(kRoha, "RichRohacell", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 256
 257   Float_t  aQuartz[2]={28.09,16.0};  Float_t  zQuartz[2]={14.00, 8.0};  Float_t  wQuartz[2]={1,2};
 258   AliMixture(++material, "RichSiO2",aQuartz,zQuartz,den=2.64,-2, wQuartz);                                    //3 Quarz (SiO2) -trasparent rad window
 259   AliMedium(kSiO2, "RichSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 260
 261   Float_t  aFreon[2]={12,19};  Float_t  zFreon[2]={6,9};  Float_t wmatFreon[2]={6,14};                        // C12-6 F19-9
 262   AliMixture(++material, "RichC6F14",aFreon,zFreon,den=1.68,-2,wmatFreon);                                    //4 Freon (C6F14)
 263   AliMedium(kC6F14, "RichC6F14",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 264
 265   Float_t aMethane[2]={12.01,1}; Float_t zMethane[2]={6,1}; Float_t wMethane[2]={1,4};
 266   AliMixture (++material, "RichCH4", aMethane, zMethane, den=7.17e-4,-2, wMethane);                        //5,9 methane (CH4) normal and for Gap
 267   AliMedium(kCH4, "RichCH4"   , material, 1, isxfld, sxmgmx, tmaxfd, stemax,  deemax, epsil,  stmin);
 268   AliMixture (++material, "RichCH4gap", aMethane, zMethane, den=7.17e-4,-2, wMethane);                      //5,9 methane (CH4) normal and for Gap
 269   AliMedium(kGap, "RichCH4gap", material, 1, isxfld, sxmgmx, tmaxfd, 0.1   , -deemax, epsil, -stmin);
 270
 271   AliMaterial(++material, "RichCsI",      a=12.01,z=6.0, den=0.1,     radl=18.8,   absl=0);                   //6 CsI-radl equivalent
 272   AliMedium(kCsI, "RichCsI", material, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin);
 273
 274   AliMaterial(++material, "RichGridCu",    a=63.54,z=29.0,den=8.96,    radl=1.43,   absl=0);                   //7 anode grid (Cu)
 275   AliMedium(kGridCu, "RichGridCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 276
 277   AliMaterial(++material, "RichPcbCu",     a=63.54,z=29.0,den=8.96,    radl=1.4,    absl=0);                   //12 Cu
 278   AliMedium(kCu, "RichPcbCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 279
 280   AliMixture (++material, "RichOpSiO2",aQuartz, zQuartz, den=2.64, -2, wQuartz);                             //8 Quarz (SiO2) - opaque
 281   AliMedium(kOpSiO2, "RichOpSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 282
 283   AliMaterial(++material, "RichAl",     a=26.98,z=13.0,den=2.699,     radl=8.9,    absl=0);                 //10 aluminium sheet (Al)
 284   AliMedium(kAl, "RichAl", material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 285
 286   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};
 287   AliMixture(++material,"RichGlass",aGlass, zGlass, den=1.74, 5, wGlass);                                    //11 Glass 50%-C 10.5%-Si 35.5%-O 3%-B 1%-Na
 288   AliMedium(kGlass, "RichGlass", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 289
 290   AliMaterial(++material, "RichW",  a=183.84,z=74.0,den=19.3,    radl=0.35,    absl=185.0/den);              //13 W - anod wires
 291   AliMedium(kW, "RichW", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 292
 293
 294   if(P()->IsRadioSrc()){
 295     AliInfo("Special radioactive source materials");
 296     AliMaterial(++material, "RichSteel",  a=55.845,z=26.0,den=7.87,    radl=1.76,    absl=131.9/den);        //14 Steel (Fe)
 297     AliMedium(kSteel, "RichSteel", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 298
 299     AliMaterial(++material, "RichPerpex",  a=63.54,z=29.0,den=8.96,    radl=1.4,    absl=0);                 //15 Perpex
 300     AliMedium(kPerpex, "RichPerpex", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 301
 302     AliMaterial(++material, "RichSr90",  a=87.62,z=38.0,den=2.54,    radl=4.24,    absl=0);                  //16 Sr90
 303     AliMedium(kSr90, "RichSr90", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 304
 305     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
 306     AliMixture(++material,"RichMylar",aMylar, zMylar, den=1.39, -3, wMylar);
 307     AliMedium(kMylar, "RichMylar", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
 308   }
 309
 310 //Optical properties:
 311 #include "Opticals.h"
 312   gMC->SetCerenkov((*fIdtmed)[kAir]      , kNbins, aPckov, aAbsCH4    , aQeAll, aIdxCH4);       //1 Air
 313   gMC->SetCerenkov((*fIdtmed)[kRoha]     , kNbins, aPckov, aAbsCH4    , aQeAll, aIdxCH4);       //2 Honeycomb
 314   gMC->SetCerenkov((*fIdtmed)[kSiO2]     , kNbins, aPckov, aAbsSiO2   , aQeAll, aIdxSiO2);      //3 Quartz SiO2
 315   gMC->SetCerenkov((*fIdtmed)[kC6F14]    , kNbins, aPckov, aAbsC6F14  , aQeAll, aIdxC6F14);     //4 Freon C6F14
 316   gMC->SetCerenkov((*fIdtmed)[kCH4]      , kNbins, aPckov, aAbsCH4    , aQeAll, aIdxCH4);       //5 Methane CH4
 317   gMC->SetCerenkov((*fIdtmed)[kCsI]      , kNbins, aPckov, aAbsCsI    , aQeCsI, aIdxCH4);       //6 CsI
 318   gMC->SetCerenkov((*fIdtmed)[kGridCu]   , kNbins, aPckov, aAbsGrid   , aQeAll, aIdxMetal);     //7 grid Cu
 319   gMC->SetCerenkov((*fIdtmed)[kOpSiO2]   , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal);     //8 Opaque quartz SiO2
 320   gMC->SetCerenkov((*fIdtmed)[kGap]      , kNbins, aPckov, aAbsCH4    , aQeAll, aIdxCH4);       //9 Special methane gap
 321   gMC->SetCerenkov((*fIdtmed)[kAl]       , kNbins, aPckov, aAbsGrid   , aQeAll, aIdxMetal);     //10 Aluminium
 322   gMC->SetCerenkov((*fIdtmed)[kGlass]    , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal);     //11 Glass
 323   gMC->SetCerenkov((*fIdtmed)[kGel]      , kNbins, aPckov, aAbsGel    , aQeAll, aIdxGel);       //12 Aerogel
 324   gMC->SetCerenkov((*fIdtmed)[kReflector], kNbins, aPckov, aAbsRef    , aQeAll, aIdxMetal);     //13 Aerogel reflector
 325 }//void AliRICH::CreateMaterials()
 326 //__________________________________________________________________________________________________
 327 Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)
 328 {
 329
 330     //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.)
 331
 332     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,
 333                       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,
 334                       7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5};
 335     Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05,
 336                         2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11,
 337                         2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95,
 338                         1.72,1.53};
 339     Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543,
 340                         0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878,
 341                         0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824,
 342                         1.714,1.498};
 343     Float_t xe=ene;
 344     Int_t  j=Int_t(xe*10)-49;
 345     Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]);
 346     Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]);
 347
 348     //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR
 349     //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197
 350
 351     Float_t sinin=TMath::Sqrt(1-pdoti*pdoti);
 352     Float_t tanin=sinin/pdoti;
 353
 354     Float_t c1=cn*cn-ck*ck-sinin*sinin;
 355     Float_t c2=4*cn*cn*ck*ck;
 356     Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1));
 357     Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1);
 358
 359     Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2);
 360     Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2);
 361
 362
 363     //CORRECTION FACTOR FOR SURFACE ROUGHNESS
 364     //B.J. STAGG  APPLIED OPTICS, 30(1991),4113
 365
 366     Float_t sigraf=18.;
 367     Float_t lamb=1240/ene;
 368     Float_t fresn;
 369
 370     Float_t  rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb));
 371
 372     if(pola)
 373     {
 374         Float_t pdotr=0.8;                                 //DEGREE OF POLARIZATION : 1->P , -1->S
 375         fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr));
 376     }
 377     else
 378         fresn=0.5*(rp+rs);
 379
 380     fresn = fresn*rO;
 381     return(fresn);
 382 }//Fresnel()
 383 //__________________________________________________________________________________________________
 384 void AliRICH::MakeBranch(Option_t* option)
 385 {
 386 //Create Tree branches for the RICH.
 387   AliDebug(1,Form("Start with option= %s.",option));
 388
 389   const Int_t kBufferSize = 4000;
 390
 391   const char *cH = strstr(option,"H");
 392   const char *cD = strstr(option,"D");
 393   const char *cR = strstr(option,"R");
 394   const char *cS = strstr(option,"S");
 395
 396   if(cH&&TreeH()){//H
 397     HitsCreate();      //branch will be created in AliDetector::MakeBranch
 398   }//H
 399   AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created
 400
 401   if(cS&&fLoader->TreeS()){//S
 402     SDigitsCreate();   MakeBranchInTree(fLoader->TreeS(),"RICH",&fSdigits,kBufferSize,0) ;
 403   }//S
 404
 405   if(cD&&fLoader->TreeD()){//D
 406     DigitsCreate();
 407     for(Int_t i=0;i<kNchambers;i++){
 408       MakeBranchInTree(fLoader->TreeD(),Form("%s%d",GetName(),i+1),&((*fDigs)[i]),kBufferSize,0);
 409     }
 410   }//D
 411
 412   if(cR&&fLoader->TreeR()){//R
 413     ClustersCreate();
 414     for(Int_t i=0;i<kNchambers;i++)
 415       MakeBranchInTree(fLoader->TreeR(),Form("%sClusters%d",GetName(),i+1), &((*fClus)[i]), kBufferSize, 0);
 416   }//R
 417   AliDebug(1,"Stop.");
 418 }//void AliRICH::MakeBranch(Option_t* option)
 419 //__________________________________________________________________________________________________
 420 void AliRICH::SetTreeAddress()
 421 {
 422 //Set branch address for the Hits and Digits Tree.
 423   AliDebug(1,"Start.");
 424
 425   TBranch *branch;
 426
 427   if(fLoader->TreeH()){//H
 428     AliDebug(1,"tree H is requested.");
 429     HitsCreate();//branch map will be in AliDetector::SetTreeAddress
 430   }//H
 431   AliDetector::SetTreeAddress();//this is after TreeH because we need to guarantee that fHits array is created
 432
 433   if(fLoader->TreeS()){//S
 434     AliDebug(1,"tree S is requested.");
 435     branch=fLoader->TreeS()->GetBranch(GetName());        if(branch){SDigitsCreate();   branch->SetAddress(&fSdigits);}
 436   }//S
 437
 438   if(fLoader->TreeD()){//D
 439     AliDebug(1,"tree D is requested.");
 440     for(int i=0;i<kNchambers;i++){
 441       branch=fLoader->TreeD()->GetBranch(Form("%s%d",GetName(),i+1));
 442       if(branch){DigitsCreate(); branch->SetAddress(&((*fDigs)[i]));}
 443     }
 444   }//D
 445
 446   if(fLoader->TreeR()){//R
 447     AliDebug(1,"tree R is requested.");
 448     for(int i=0;i<kNchambers;i++){
 449       branch=fLoader->TreeR()->GetBranch(Form("%sClusters%d" ,GetName(),i+1));
 450       if(branch){ClustersCreate(); branch->SetAddress(&((*fClus)[i]));}
 451     }
 452   }//R
 453   AliDebug(1,"Stop.");
 454 }//void AliRICH::SetTreeAddress()
 455 //__________________________________________________________________________________________________
 456 void AliRICH::Print(Option_t *option)const
 457 {
 458 //Debug printout
 459   TObject::Print(option);
 460   P()->Print();
 461   fCounters.Print();
 462 }//void AliRICH::Print(Option_t *option)const
 463 //__________________________________________________________________________________________________
 464 void AliRICH::ControlPlots()
 465 {
 466 //Creates a set of QA hists to control the results of simulation. Hists are in file $HOME/RCP.root
 467   TH1F             *pElecP=0 ,*pMuonP=0 ,*pPionP=0 ,*pKaonP=0 ,*pProtP=0,  //stack particles
 468                    *pHxD=0,*pHyD=0,*pHxSd=0,*pHySd=0,      //diff hit position - digit sdigit position
 469                    *pNumClusH1=0,
 470                    *pQdcH1=0,       *pSizeH1=0,
 471                    *pPureMipQdcH1=0,*pPureMipSizeH1=0,
 472                    *pPureCerQdcH1=0,*pPureCerSizeH1=0,
 473                    *pPureFeeQdcH1=0,*pPureFeeSizeH1=0,
 474                    *pMipQdcH1=0,    *pPhotQdcH1=0;
 475   TH2F *pMapH2=0,*pPureMipMapH2=0,*pPureCerMapH2=0,*pPureFeeMapH2=0;
 476   TH1F *pelecRadius=0,*pprotRadius=0,*pprotbarRadius=0;
 477 //load all information
 478                  GetLoader()->GetRunLoader()->LoadHeader();
 479                  GetLoader()->GetRunLoader()->LoadKinematics();
 480                  GetLoader()->LoadHits();
 481   Bool_t isSdig=0;//!GetLoader()->LoadSDigits();
 482   Bool_t isDig =0;//!GetLoader()->LoadDigits();
 483   Bool_t isClus=!GetLoader()->LoadRecPoints();
 484
 485   gBenchmark->Start("ControlPlots");
 486
 487   TFile *pFile = new TFile("$(HOME)/RCP.root","RECREATE");
 488
 489   pElecP=new TH1F("Pelec","Electrons made hit in RICH;p [GeV]",1000,-30,30);
 490   pMuonP=new TH1F("Pmuon","Muons made hit in RICH;p [GeV]",1000,-30,30);
 491   pPionP=new TH1F("Ppion","Pions made hit in RICH;p [GeV]",1000,-30,30);
 492   pKaonP=new TH1F("Pkaon","Kaon made hit in RICH;p [GeV]",1000,-30,30);
 493   pProtP=new TH1F("Pprot","Protons made hit in RICH;p [GeV]",1000,-30,30);
 494   pelecRadius=new TH1F("elecRadius","elec",600,0.,600.);
 495   pprotRadius=new TH1F("protRadius","elec",600,0.,600.);
 496   pprotbarRadius=new TH1F("protbarRadius","elec",600,0.,600.);
 497
 498   if(isSdig){
 499     AliInfo("SDigits available");
 500     pHxSd=new TH1F("DiffHitSDigitX","Hit-SDigit diff X all chambers;diff [cm]",300,-10,10);
 501     pHySd=new TH1F("DiffHitSDigitY","Hit-SDigit diff Y all chambers;diff [cm]",300,-10,10);
 502   }//isSdig
 503
 504   if(isDig){
 505     AliInfo("Digits available");
 506     pHxD=new TH1F("DiffHitDigitX","Hit-Digit diff X all chambers;diff [cm]",300,-10,10);
 507     pHyD=new TH1F("DiffHitDigitY","Hit-Digit diff Y all chambers;diff [cm]",300,-10,10);
 508   }//isDig
 509
 510   if(isClus){
 511     AliInfo("Clusters available");
 512     pNumClusH1=new TH1F("NumClusPerEvent","Number of clusters per event;number",50,0,49);
 513
 514     pQdcH1        =new TH1F("ClusQdc",   "Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 515     pSizeH1       =new TH1F("ClusSize",  "Cluster size all chambers;size [number of pads in cluster]",100,0,100);
 516     pMapH2        =new TH2F("ClusMap",   "Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
 517
 518     pMipQdcH1     =new TH1F("QdcMip"      ,"MIP Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 519     pPhotQdcH1    =new TH1F("QdcPhot"     ,"Cer+Fee Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 520
 521     pPureMipQdcH1 =new TH1F("QdcPureMip"  ,"MIP only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 522     pPureMipSizeH1=new TH1F("SizePureMip" ,"MIP only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
 523     pPureMipMapH2 =new TH2F("MapPureMip"  ,"MIP only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
 524
 525     pPureCerQdcH1 =new TH1F("QdcPureCer"  ,"Cerenkov only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 526     pPureCerSizeH1=new TH1F("SizePureCer" ,"Cernekov only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
 527     pPureCerMapH2 =new TH2F("MapPureCer"  ,"Cerenkov only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
 528
 529     pPureFeeQdcH1 =new TH1F("QdcPureFee"  ,"Feedback only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
 530     pPureFeeSizeH1=new TH1F("SizePureFee" ,"Feedback only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
 531     pPureFeeMapH2 =new TH2F("MapPureFee"  ,"Feedback only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
 532
 533   }//isClus
 534 //end of hists booking
 535   for(Int_t iEvtN=0;iEvtN < GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEvtN++){//events loop
 536     GetLoader()->GetRunLoader()->GetEvent(iEvtN);    //get current event
 537
 538     for(Int_t iPrimN=0;iPrimN < GetLoader()->TreeH()->GetEntries();iPrimN++){//hit tree loop
 539       GetLoader()->TreeH()->GetEntry(iPrimN);
 540       for(Int_t j=0;j<Hits()->GetEntries();j++){//hits loop
 541         AliRICHHit *pHit = (AliRICHHit*)Hits()->At(j);
 542         TParticle *pParticle = GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack());//get particle produced this hit
 543         Double_t dRadius = TMath::Sqrt(pParticle->Vx()*pParticle->Vx()+pParticle->Vy()*pParticle->Vy()+pParticle->Vz()*pParticle->Vz());
 544         switch(pParticle->GetPdgCode()){
 545           case kPositron : pElecP->Fill( pParticle->P());pelecRadius->Fill(dRadius); break;
 546           case kElectron : pElecP->Fill(-pParticle->P());pelecRadius->Fill(dRadius); break;
 547
 548           case kMuonPlus : pMuonP->Fill( pParticle->P()); break;
 549           case kMuonMinus: pMuonP->Fill(-pParticle->P()); break;
 550
 551           case kPiPlus   : pPionP->Fill( pParticle->P()); break;
 552           case kPiMinus  : pPionP->Fill(-pParticle->P()); break;
 553
 554           case kKPlus    : pKaonP->Fill( pParticle->P()); break;
 555           case kKMinus   : pKaonP->Fill(-pParticle->P()); break;
 556
 557           case kProton   : pProtP->Fill( pParticle->P()); pprotRadius->Fill(dRadius); break;
 558           case kProtonBar: pProtP->Fill(-pParticle->P()); pprotbarRadius->Fill(dRadius); break;
 559
 560         }//switch PdgCode
 561
 562       }//hits loop
 563     }//hit tree loop
 564
 565     if(isSdig){
 566       GetLoader()->TreeS()->GetEntry(0);
 567       for(Int_t iSdigN=0;iSdigN<SDigits()->GetEntries();iSdigN++){//sdigits loop
 568         AliRICHDigit *pSdig=(AliRICHDigit*)SDigits()->At(iSdigN); //get current sdigit pointer
 569         AliRICHHit   *pHit=Hit(pSdig->GetTrack(0));               //get hit of this sdigit (always one)
 570         TVector2 hit2 =C(pHit->C())->Mrs2Pc(pHit->OutX3());       //this hit position  in local system
 571         TVector2 sdig2=P()->Pad2Loc(pSdig->Pad());                //center of pad for this sdigit
 572         pHxSd->Fill(hit2.X()-sdig2.X());
 573         pHySd->Fill(hit2.Y()-sdig2.Y());
 574       }//sdigits loop
 575     }//if(isSdig)
 576
 577     if(isDig)  GetLoader()->TreeD()->GetEntry(0);
 578     if(isClus) GetLoader()->TreeR()->GetEntry(0);
 579
 580     for(Int_t iChamN=1;iChamN<=7;iChamN++){//chambers loop
 581       if(isDig){
 582         for(Int_t iDigN=0;iDigN<Digits(iChamN)->GetEntries();iDigN++){//digits loop
 583           AliRICHDigit *pDig=(AliRICHDigit*)Digits(iChamN)->At(iDigN);
 584           AliRICHHit   *pHit=Hit(pDig->GetTrack(0));           //get first hit of this digit
 585           TVector2 hitV2=C(iChamN)->Mrs2Pc(pHit->OutX3());
 586           TVector2 digV2=P()->Pad2Loc(pDig->Pad());            //center of pad for this digit
 587           pHxD->Fill(hitV2.X()-digV2.X());        pHyD->Fill(hitV2.Y()-digV2.Y());
 588         }//digits loop
 589       }//isDig
 590       if(isClus){
 591         Int_t iNclusCham=Clusters(iChamN)->GetEntries(); if(iNclusCham) pNumClusH1->Fill(iNclusCham);//number of clusters per event
 592         for(Int_t iClusN=0;iClusN<iNclusCham;iClusN++){//clusters loop
 593           AliRICHCluster *pClus=(AliRICHCluster*)Clusters(iChamN)->At(iClusN);
 594                                        pQdcH1        ->Fill(pClus->Q());
 595                                        pSizeH1       ->Fill(pClus->Size());
 596                                        pMapH2        ->Fill(pClus->X(),pClus->Y()); //common
 597
 598            if(pClus->IsSingleMip())     {pPureMipQdcH1 ->Fill(pClus->Q());
 599                                        pPureMipSizeH1->Fill(pClus->Size());
 600                                        pPureMipMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Mips
 601
 602            if(pClus->IsSingleCerenkov()){pPureCerQdcH1 ->Fill(pClus->Q());
 603                                        pPureCerSizeH1->Fill(pClus->Size());
 604                                        pPureCerMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Cerenkovs
 605
 606            if(pClus->IsSingleFeedback()){pPureFeeQdcH1 ->Fill(pClus->Q());
 607                                        pPureFeeSizeH1->Fill(pClus->Size());
 608                                        pPureFeeMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Feedbacks
 609
 610            if(pClus->IsMip()) {pMipQdcH1 ->Fill(pClus->Q());} //MIP+ other contributions
 611            if(!pClus->IsPureMip())     pPhotQdcH1->Fill(pClus->Q());  //not MIP
 612         }//clusters loop
 613       }//isClus
 614     }//chambers loop
 615     Info("ControlPlots","Event %i processed.",iEvtN);
 616   }//events loop
 617              GetLoader()->UnloadHits();
 618   if(isSdig) GetLoader()->UnloadSDigits();
 619   if(isDig)  GetLoader()->UnloadDigits();
 620   if(isClus) GetLoader()->UnloadRecPoints();
 621
 622   GetLoader()->GetRunLoader()->UnloadHeader();
 623   GetLoader()->GetRunLoader()->UnloadKinematics();
 624
 625   pFile->Write(); delete pFile;
 626
 627   gBenchmark->Show("ControlPlots");
 628 }//ControlPlots()
 629 //__________________________________________________________________________________________________
 630 AliRICHHit* AliRICH::Hit(Int_t tid)const
 631 {
 632 //defines which hit provided by given tid for the currently loaded event
 633   GetLoader()->LoadHits();
 634   for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
 635     GetLoader()->TreeH()->GetEntry(iPrimN);
 636     for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){
 637       AliRICHHit *pHit=(AliRICHHit*)Hits()->At(iHitN);
 638       if(tid==pHit->Track()) {GetLoader()->UnloadHits();return pHit;}
 639     }//hits
 640   }//prims loop
 641   GetLoader()->UnloadHits();
 642   return 0;
 643 }
 644 //__________________________________________________________________________________________________
 645 void AliRICH::HitsPrint(Int_t iEvtN)const
 646 {
 647 //Prints a list of RICH hits for a given event. Default is event number 0.
 648   if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
 649   AliInfo(Form("List of RICH hits for event %i",iEvtN));
 650   if(GetLoader()->LoadHits()) return;
 651
 652   Int_t iTotalHits=0;
 653   for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
 654     GetLoader()->TreeH()->GetEntry(iPrimN);
 655     Hits()->Print();
 656     iTotalHits+=Hits()->GetEntries();
 657   }
 658   GetLoader()->UnloadHits();
 659   AliInfo(Form("totally %i hits",iTotalHits));
 660 }
 661 //__________________________________________________________________________________________________
 662 void AliRICH::SDigitsPrint(Int_t iEvtN)const
 663 {
 664 //prints a list of RICH sdigits  for a given event
 665   if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
 666   Info("PrintSDigits","List of RICH sdigits for event %i",iEvtN);
 667   if(GetLoader()->LoadSDigits()) return;
 668
 669   GetLoader()->TreeS()->GetEntry(0);
 670   SDigits()->Print();
 671   GetLoader()->UnloadSDigits();
 672   Info("PrintSDigits","totally %i sdigits",SDigits()->GetEntries());
 673 }
 674 //__________________________________________________________________________________________________
 675 void AliRICH::DigitsPrint(Int_t iEvtN)const
 676 {
 677 //prints a list of RICH digits  for a given event
 678   if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
 679   Info("PrintDigits","List of RICH digits for event %i",iEvtN);
 680   if(GetLoader()->LoadDigits()) return;
 681
 682   Int_t iTotalDigits=0;
 683   GetLoader()->TreeD()->GetEntry(0);
 684   for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
 685     Digits(iChamber)->Print();
 686     iTotalDigits+=Digits(iChamber)->GetEntries();
 687   }
 688   GetLoader()->UnloadDigits();
 689   Info("PrintDigits","totally %i Digits",iTotalDigits);
 690 }
 691 //__________________________________________________________________________________________________
 692 void AliRICH::OccupancyPrint(Int_t iEvtNreq)const
 693 {
 694 //prints occupancy for each chamber in a given event
 695   Int_t iEvtNmin,iEvtNmax;
 696   if(iEvtNreq==-1){
 697     iEvtNmin=0;
 698     iEvtNmax=gAlice->GetEventsPerRun();
 699   } else {
 700     iEvtNmin=iEvtNreq;iEvtNmax=iEvtNreq+1;
 701   }
 702
 703   if(GetLoader()->GetRunLoader()->LoadHeader()) return;
 704   if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
 705
 706 //  Info("Occupancy","for event %i",iEvtN);
 707   if(GetLoader()->LoadHits()) return;
 708   if(GetLoader()->LoadDigits()) return;
 709
 710   Int_t totPadsPerChamber = AliRICHParam::NpadsX()*AliRICHParam::NpadsY();
 711
 712   Int_t nDigCh[kNchambers]={0,0,0,0,0,0,0};
 713   Int_t iChHits[kNchambers]={0,0,0,0,0,0,0};
 714   Int_t nPrim[kNchambers]={0,0,0,0,0,0,0};
 715   Int_t nSec[kNchambers]={0,0,0,0,0,0,0};
 716
 717   for(Int_t iEvtN=iEvtNmin;iEvtN<iEvtNmax;iEvtN++){
 718     if(iEvtN%10==0) AliInfo(Form("events processed %i",iEvtN));
 719     if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
 720     AliStack *pStack = GetLoader()->GetRunLoader()->Stack();
 721     for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
 722       GetLoader()->TreeH()->GetEntry(iPrimN);
 723       for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){
 724         AliRICHHit *pHit = (AliRICHHit *)Hits()->At(iHitN);
 725         if(pHit->Eloss()>0){
 726           iChHits[pHit->C()-1]++;
 727           if(pStack->Particle(pHit->GetTrack())->Rho()<0.01) nPrim[pHit->C()-1]++;else nSec[pHit->C()-1]++;
 728         }
 729       }
 730     }
 731     GetLoader()->TreeD()->GetEntry(0);
 732     for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++) nDigCh[iChamber-1]= Digits(iChamber)->GetEntries();
 733   }
 734   for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
 735     Double_t occupancy = (Double_t)nDigCh[iChamber-1]/(Double_t)totPadsPerChamber;
 736     Info("Occupancy","for chamber %i = %4.2f %% and charged prim tracks %i and sec. tracks %i with total %i",
 737         iChamber,occupancy*100.,nPrim[iChamber-1],nSec[iChamber-1],iChHits[iChamber-1]);
 738   }
 739   GetLoader()->UnloadHits();
 740   GetLoader()->UnloadDigits();
 741   GetLoader()->GetRunLoader()->UnloadHeader();
 742   GetLoader()->GetRunLoader()->UnloadKinematics();
 743 }
 744 //__________________________________________________________________________________________________
 745 void AliRICH::ClustersPrint(Int_t iEvtN)const
 746 {
 747 //prints a list of RICH clusters  for a given event
 748   AliInfo(Form("List of RICH clusters for event %i",iEvtN));
 749   GetLoader()->GetRunLoader()->GetEvent(iEvtN);
 750   if(GetLoader()->LoadRecPoints()) return;
 751
 752   Int_t iTotalClusters=0;
 753   GetLoader()->TreeR()->GetEntry(0);
 754   for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
 755     Clusters(iChamber)->Print();
 756     iTotalClusters+=Clusters(iChamber)->GetEntries();
 757   }
 758   GetLoader()->UnloadRecPoints();
 759   AliInfo(Form("totally %i clusters for event %i",iTotalClusters,iEvtN));
 760 }
 761 //__________________________________________________________________________________________________
 762 void AliRICH::PrintTracks(Int_t iEvtN)
 763 {
 764 //prints a list of tracks (including secondary) for a given event
 765   AliInfo(Form("List of all tracks for event %i",iEvtN));
 766   GetLoader()->GetRunLoader()->GetEvent(iEvtN);
 767   if(GetLoader()->GetRunLoader()->LoadHeader()) return;
 768   if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
 769   AliStack *pStack=GetLoader()->GetRunLoader()->Stack();
 770
 771   for(Int_t i=0;i<pStack->GetNtrack();i++) pStack->Particle(i)->Print();
 772
 773   AliInfo(Form("totally %i tracks including %i primaries for event %i",pStack->GetNtrack(),pStack->GetNprimary(),iEvtN));
 774   GetLoader()->GetRunLoader()->UnloadHeader();
 775   GetLoader()->GetRunLoader()->UnloadKinematics();
 776 }
 777 //__________________________________________________________________________________________________
 778 void AliRICH::GeomPadPanelFrame()const
 779 {
 780 //Pad Panel frame  6 sectors
 781   Double_t cm=1,mm=0.1*cm;//default is cm
 782   Float_t par[3];
 783
 784   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
 785   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
 786   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
 787   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)
 788
 789   gMC->Gspos("RPPF",1,"RICH",    -335*mm,      -433*mm,  8*cm+20*mm,  0,"ONLY");//F1 2040P1 z p.84 TDR
 790   gMC->Gspos("RPPF",2,"RICH",    +335*mm,      -433*mm,  8*cm+20*mm,  0,"ONLY");
 791   gMC->Gspos("RPPF",3,"RICH",    -335*mm,         0*mm,  8*cm+20*mm,  0,"ONLY");
 792   gMC->Gspos("RPPF",4,"RICH",    +335*mm,         0*mm,  8*cm+20*mm,  0,"ONLY");
 793   gMC->Gspos("RPPF",5,"RICH",    -335*mm,      +433*mm,  8*cm+20*mm,  0,"ONLY");
 794   gMC->Gspos("RPPF",6,"RICH",    +335*mm,      +433*mm,  8*cm+20*mm,  0,"ONLY");
 795     gMC->Gspos("RPC ",1,"RPPF",       0*mm,         0*mm,   -19.15*mm,  0,"ONLY");//PPF 2001P2
 796     gMC->Gspos("PPFL",1,"RPPF",  -224.5*mm,  -151.875*mm,     0.85*mm,  0,"ONLY");
 797     gMC->Gspos("PPFL",2,"RPPF",  -224.5*mm,  - 50.625*mm,     0.85*mm,  0,"ONLY");
 798     gMC->Gspos("PPFL",3,"RPPF",  -224.5*mm,  + 50.625*mm,     0.85*mm,  0,"ONLY");
 799     gMC->Gspos("PPFL",4,"RPPF",  -224.5*mm,  +151.875*mm,     0.85*mm,  0,"ONLY");
 800     gMC->Gspos("PPFS",1,"RPPF",  - 65.0*mm,  -151.875*mm,     0.85*mm,  0,"ONLY");
 801     gMC->Gspos("PPFS",2,"RPPF",  - 65.0*mm,  - 50.625*mm,     0.85*mm,  0,"ONLY");
 802     gMC->Gspos("PPFS",3,"RPPF",  - 65.0*mm,  + 50.625*mm,     0.85*mm,  0,"ONLY");
 803     gMC->Gspos("PPFS",4,"RPPF",  - 65.0*mm,  +151.875*mm,     0.85*mm,  0,"ONLY");
 804     gMC->Gspos("PPFS",5,"RPPF",  + 65.0*mm,  -151.875*mm,     0.85*mm,  0,"ONLY");
 805     gMC->Gspos("PPFS",6,"RPPF",  + 65.0*mm,  - 50.625*mm,     0.85*mm,  0,"ONLY");
 806     gMC->Gspos("PPFS",7,"RPPF",  + 65.0*mm,  + 50.625*mm,     0.85*mm,  0,"ONLY");
 807     gMC->Gspos("PPFS",8,"RPPF",  + 65.0*mm,  +151.875*mm,     0.85*mm,  0,"ONLY");
 808     gMC->Gspos("PPFL",5,"RPPF",  +224.5*mm,  -151.875*mm,     0.85*mm,  0,"ONLY");
 809     gMC->Gspos("PPFL",6,"RPPF",  +224.5*mm,  - 50.625*mm,     0.85*mm,  0,"ONLY");
 810     gMC->Gspos("PPFL",7,"RPPF",  +224.5*mm,  + 50.625*mm,     0.85*mm,  0,"ONLY");
 811     gMC->Gspos("PPFL",8,"RPPF",  +224.5*mm,  +151.875*mm,     0.85*mm,  0,"ONLY");
 812 }//GeomPadPanelFrame()
 813 //__________________________________________________________________________________________________
 814 void AliRICH::GeomAmpGap()const
 815 {
 816 //Gap - anod wires 6 copies to RICH
 817   Double_t cm=1,mm=0.1*cm,mkm=0.001*mm;//default is cm
 818   Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
 819   Float_t par[3];
 820
 821   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
 822   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
 823   AliMatrix(matrixIdReturn,180,0, 90,90, 90,0); //wires along x
 824
 825   gMC->Gspos("RGAP",1,"RICH",    -335*mm,      -433*mm,8*cm-2.225*mm, 0,"ONLY"); //F1 2040P1 z WP 2099P1
 826   gMC->Gspos("RGAP",2,"RICH",    +335*mm,      -433*mm,8*cm-2.225*mm, 0,"ONLY");
 827   gMC->Gspos("RGAP",3,"RICH",    -335*mm,         0*mm,8*cm-2.225*mm, 0,"ONLY");
 828   gMC->Gspos("RGAP",4,"RICH",    +335*mm,         0*mm,8*cm-2.225*mm, 0,"ONLY");
 829   gMC->Gspos("RGAP",5,"RICH",    -335*mm,      +433*mm,8*cm-2.225*mm, 0,"ONLY");
 830   gMC->Gspos("RGAP",6,"RICH",    +335*mm,      +433*mm,8*cm-2.225*mm, 0,"ONLY");
 831   for(int i=1;i<=96;i++)
 832     gMC->Gspos("RANO",i,"RGAP",     0*mm, -411/2*mm+i*4*mm, 0.185*mm, matrixIdReturn,"ONLY"); //WP 2099P1
 833 }//GeomAmpGap()
 834 //__________________________________________________________________________________________________
 835 void AliRICH::GeomRadiators()const
 836 {
 837 //Defines radiators geometry
 838   Double_t mm=0.1;//default is cm
 839   Float_t par[3];
 840   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
 841   par[0]=1330*mm/2 ;par[1]= 413*mm/2  ;par[2]=   4*mm/2;  gMC->Gsvolu("RRFR","BOX ",(*fIdtmed)[kRoha]      ,par,3); //front
 842   par[0]=1330*mm/2 ;par[1]= 413*mm/2  ;par[2]=   5*mm/2;  gMC->Gsvolu("RRWI","BOX ",(*fIdtmed)[kSiO2]      ,par,3); //window
 843   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
 844   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
 845   par[0]=   0      ;par[1]=  10*mm/2  ;par[2]=  15*mm/2;  gMC->Gsvolu("RRSP","TUBE",(*fIdtmed)[kSiO2]      ,par,3); //spacer
 846
 847   gMC->Gspos("RRAD",1,"RICH",   0*mm,-434*mm,   -12*mm,  0,"ONLY"); //3 radiators to RICH
 848   gMC->Gspos("RRAD",2,"RICH",   0*mm,   0*mm,   -12*mm,  0,"ONLY");
 849   gMC->Gspos("RRAD",3,"RICH",   0*mm,+434*mm,   -12*mm,  0,"ONLY");
 850     gMC->Gspos("RRFR",1,"RRAD",   0*mm,   0*mm, -10.0*mm,  0,"ONLY"); //front cover
 851     gMC->Gspos("RRWI",1,"RRAD",   0*mm,   0*mm,   9.5*mm,  0,"ONLY"); //quartz window (back cover)
 852     gMC->Gspos("RRLO",1,"RRAD",   0*mm,-204*mm,  -0.5*mm,  0,"ONLY"); //long side
 853     gMC->Gspos("RRLO",2,"RRAD",   0*mm,+204*mm,  -0.5*mm,  0,"ONLY"); //long side
 854     gMC->Gspos("RRSH",1,"RRAD",-660*mm,   0*mm,  -0.5*mm,  0,"ONLY"); //short side
 855     gMC->Gspos("RRSH",2,"RRAD",+660*mm,   0*mm,  -0.5*mm,  0,"ONLY"); //short side
 856     for(int i=0;i<3;i++)
 857       for(int j=0;j<10;j++)
 858         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
 859 }//GeomRadiators()
 860 //__________________________________________________________________________________________________
 861 void AliRICH::GeomSandBox()const
 862 {
 863 //Defines SandBox geometry
 864   Double_t mm=0.1;//default is cm
 865   Float_t par[3];
 866   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
 867   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
 868   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
 869
 870   gMC->Gspos("RSNB",1,"RICH",   0*mm, 0*mm, -73.75*mm, 0,"ONLY"); //p.84 TDR sandbox to rich
 871     gMC->Gspos("RSHO",1,"RSNB", 0*mm, 0*mm,      0*mm, 0,"ONLY"); //2072P1 honeycomv to sandbox
 872     gMC->Gspos("RSCO",1,"RSNB", 0*mm, 0*mm,    +25*mm, 0,"ONLY"); //cover to sandbox
 873     gMC->Gspos("RSCO",2,"RSNB", 0*mm, 0*mm,    -25*mm, 0,"ONLY"); //cover to sandbox
 874 }//GeomSandBox()
 875 //__________________________________________________________________________________________________
 876 void AliRICH::GeomRadioSrc()const
 877 {
 878 // Defines geometry for radioactive source
 879   Double_t cm=1,mm=0.1*cm,mkm=0.001*cm;
 880   Float_t par[3];
 881
 882   par[0]=0 ;par[1]= 70*mm/2  ;par[2]=  30*mm/2;      gMC->Gsvolu("RSRC","TUBE",(*fIdtmed)[kCH4]    ,par,3); //top src container
 883     par[0]=0 ;par[1]= 38*mm/2  ;par[2]=  21.8*mm/2;  gMC->Gsvolu("RSAG","TUBE",(*fIdtmed)[kAl]     ,par,3); //Al glass
 884       par[0]=0 ;par[1]= 34*mm/2  ;par[2]=  20*mm/2;  gMC->Gsvolu("RSPP","TUBE",(*fIdtmed)[kPerpex] ,par,3); //perpex plug
 885         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
 886         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
 887           par[0]=0 ;par[1]= 1*mm/2  ;par[2]= 1*mm/2; gMC->Gsvolu("RSSR","TUBE",(*fIdtmed)[kSr90]   ,par,3); //Sr90 source
 888         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
 889       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
 890     par[0]=0 ;par[1]= 30*mm/2  ;par[2]= 50*mkm/2;    gMC->Gsvolu("RSMF","TUBE",(*fIdtmed)[kMylar]  ,par,3); //Mylar foil
 891
 892   gMC->Gspos("RSRC",1,"RICH",       30*cm,        0,     1*cm, 0,"ONLY"); //source to RICH
 893     gMC->Gspos("RSMF",1,"RSRC",         0,        0,21.8*mm/2+50*mkm/2, 0,"ONLY");//mylar foil to top src volume
 894     gMC->Gspos("RSAG",1,"RSRC",         0,        0,        0, 0,"ONLY");//Al glass to fake Src volume
 895       gMC->Gspos("RSWA",1,"RSAG",    6*mm,        0,   -10*mm, 0,"ONLY");//air whole in al glass bottom
 896       gMC->Gspos("RSPP",1,"RSAG",       0,        0,   0.9*mm, 0,"ONLY");//perpex plug to Al glass
 897         gMC->Gspos("RSWP",1,"RSPP",  6*mm,        0,    -5*mm, 0,"ONLY");//air whole in perpex plug
 898         gMC->Gspos("RSSC",1,"RSPP",     0,        0,   2.5*mm, 0,"ONLY");//steel screw in center of perpex plug
 899         gMC->Gspos("RSSS",1,"RSPP",  6*mm,        0,     5*mm, 0,"ONLY");//steel screw to support Sr90  in perpex plug
 900           gMC->Gspos("RSSR",1,"RSSS",   0,        0,  -4.5*mm, 0,"ONLY");//Sr90  in support steel screw
 901 }//GeomSr90()
 902 //__________________________________________________________________________________________________
 903 void AliRICH::GeomAerogel()const
 904 {
 905 //Creates detailed geometry for aerogel study.
 906   AliDebug(1,"Start.");
 907   Double_t cm=1;
 908   Float_t par[3]; //tmp array for volume dimentions
 909
 910   par[0]=10.1*cm/2;par[1]=10.1*cm/2;par[2]=10.1*cm/2;
 911   gMC->Gsvolu("RREF","BOX ",(*fIdtmed)[kReflector],par,3);//reflector box
 912   gMC->Gspos("RREF",1,"RICH",0,0,0,0, "ONLY");            //put it to RICH volume
 913
 914   par[0]=10*cm/2;par[1]=10*cm/2;par[2]=10*cm/2;
 915   gMC->Gsvolu("RGEL","BOX ",(*fIdtmed)[kGel],par,3);//10x10x10 cm^3 cubic of aerogel
 916   gMC->Gspos("RGEL",1,"RREF",0,0,0,0,"ONLY");//put gel cell to reflector
 917   AliDebug(1,"Stop.");
 918 }//GeomAerogel()
 919 //__________________________________________________________________________________________________
 920 void AliRICH::CreateGeometry()
 921 {
 922 //Creates detailed geometry simulation (currently GEANT volumes tree)
 923   AliDebug(1,"Start main.");
 924   Double_t mm=0.1;//default is cm
 925   Float_t par[3];
 926   Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
 927
 928 //place chambers into mother volume ALIC
 929   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;
 930   gMC->Gsvolu("RICH","BOX ",(*fIdtmed)[kCH4],par,3);//2033P1  z p84 TDR
 931   for(int i=1;i<=P()->Nchambers();i++){ //test configuration with single chamber is taken into account automaticaly in AliRICHParam
 932     AliMatrix(matrixIdReturn,
 933                    C(i)->ThetaXd(),C(i)->PhiXd(),
 934                    C(i)->ThetaYd(),C(i)->PhiYd(),
 935                    C(i)->ThetaZd(),C(i)->PhiZd());
 936     gMC->Gspos("RICH",i,"ALIC",C(i)->Center().X(),
 937                                C(i)->Center().Y(),
 938                                C(i)->Center().Z(),matrixIdReturn, "ONLY");
 939   }
 940
 941   if(P()->IsAerogel())
 942     GeomAerogel();
 943   else{
 944     GeomPadPanelFrame();
 945     GeomAmpGap();
 946     if(P()->IsRadioSrc())    GeomRadioSrc(); else GeomRadiators();
 947     GeomSandBox();
 948   }
 949   AliDebug(1,"Stop main.");
 950 }//CreateGeometry()
 951 //__________________________________________________________________________________________________
 952 void AliRICH::CheckPR()const
 953 {
 954 //Pattern recognition with stack particles
 955   TFile *pFile = new TFile("$(HOME)/RPR.root","RECREATE","RICH Pattern Recognition");
 956   TNtupleD *hn = new TNtupleD("hn","ntuple","Pmod:Charge:TrackTheta:TrackPhi:TrackX:TrackY:MinX:MinY:ChargeMIP:ThetaCerenkov:NPhotons:MipIndex:Chamber:Particle");
 957 //  printf("\n\n");
 958 //  printf("Pattern Recognition done for event %5i",0);
 959   AliMagF * magf = gAlice->Field();
 960   AliTracker::SetFieldMap(magf);
 961   for(Int_t iEvtN=0;iEvtN<GetLoader()->GetRunLoader()->GetNumberOfEvents();iEvtN++) {
 962     GetLoader()->GetRunLoader()->GetEvent(iEvtN);
 963     AliRICHTracker *tr = new AliRICHTracker();
 964     tr->RecWithStack(hn);
 965     Info("CheckPR","Pattern Recognition done for event %i \b",iEvtN);
 966 //    printf("\b\b\b\b\b%5i",iEvtN+1);
 967   }
 968   printf("\n\n");
 969   pFile->Write();pFile->Close();
 970 }
 971 //__________________________________________________________________________________________________
 972 void AliRICH::DisplayEvent(Int_t iEvtNmin,Int_t iEvtNmax)const
 973 {
 974   TH2F *pDigitsH2[8];
 975
 976   Bool_t isDigits  =!GetLoader()->LoadDigits();
 977   if(!isDigits){Error("ShoEvent","No digits. Nothing to display.");return;}
 978
 979   TCanvas *canvas = new TCanvas("RICHDisplay","RICH Display",0,0,1226,900);
 980   gStyle->SetPalette(1);
 981
 982
 983   for(Int_t iChamber=1;iChamber<=7;iChamber++) {
 984     pDigitsH2[iChamber] = new TH2F(Form("pDigitsH2_%i",iChamber),Form("Chamber %i",iChamber),165,0,P()->PcSizeX(),144,0,P()->PcSizeY());
 985     pDigitsH2[iChamber]->SetMarkerColor(kGreen);
 986     pDigitsH2[iChamber]->SetMarkerStyle(29);
 987     pDigitsH2[iChamber]->SetMarkerSize(0.4);
 988     pDigitsH2[iChamber]->SetStats(kFALSE);
 989     pDigitsH2[iChamber]->SetMaximum(300);
 990   }
 991
 992   if(iEvtNmax>gAlice->GetEventsPerRun()||iEvtNmax==0) iEvtNmax=gAlice->GetEventsPerRun()-1;
 993
 994   TLatex t;  t.SetTextSize(0.1);
 995   for(Int_t iEventN=iEvtNmin;iEventN<=iEvtNmax;iEventN++) {//events loop
 996     canvas->Divide(3,3);
 997     canvas->cd(1);
 998     t.DrawText(0.2,0.4,Form("Event Number %i",iEventN));
 999
1000     GetLoader()->GetRunLoader()->GetEvent(iEventN); //get event
1001     GetLoader()->TreeD()->GetEntry(0);              //get list of digits
1002     for(Int_t iChamber=1;iChamber<=7;iChamber++) {//chambers loop
1003       pDigitsH2[iChamber]->Reset();
1004       for(Int_t j=0;j<Digits(iChamber)->GetEntries();j++) {//digits loop
1005         AliRICHDigit *pDig = (AliRICHDigit*)Digits(iChamber)->At(j);
1006         TVector2 x2=AliRICHParam::Pad2Loc(pDig->Pad());
1007         pDigitsH2[iChamber]->Fill(x2.X(),x2.Y(),pDig->Q());
1008       }//digits loop
1009       if(iChamber==1) canvas->cd(7);
1010       if(iChamber==2) canvas->cd(8);
1011       if(iChamber==3) canvas->cd(4);
1012       if(iChamber==4) canvas->cd(5);
1013       if(iChamber==5) canvas->cd(6);
1014       if(iChamber==6) canvas->cd(2);
1015       if(iChamber==7) canvas->cd(3);
1016       pDigitsH2[iChamber]->Draw("col");
1017       ReadESD(iEventN,iChamber);
1018       AliRICHParam::DrawSectors();
1019     }//chambers loop
1020     canvas->Update();
1021     canvas->Modified();
1022
1023     if(iEventN<iEvtNmax) {gPad->WaitPrimitive();canvas->Clear();}
1024   }//events loop
1025 }//ShowEvent()
1026 //__________________________________________________________________________________________________
1027 void AliRICH::Display()const
1028 {
1029 //Provides fast event display
1030 //For RICH only, full display is .x Display.C
1031   Bool_t isHits    =!GetLoader()->LoadHits();
1032   Bool_t isDigits  =!GetLoader()->LoadDigits();
1033   Bool_t isClusters=!GetLoader()->LoadRecPoints();
1034
1035   if(!isHits && !isDigits && !isClusters){Error("Exec","No hits digits and clusters. Nothing to display.");return;}
1036
1037   TCanvas *pCanvas = new TCanvas("Display","RICH Display",0,0,600,600);
1038
1039   TH2F *pHitsH2=0,*pDigitsH2=0,*pClustersH2=0;
1040
1041   if(isHits)     pHitsH2     = new TH2F("pHitsH2"  ,  "Event Display;x,cm;y,cm",165,0,AliRICHParam::PcSizeX(),
1042                                                                                 144,0,AliRICHParam::PcSizeY());
1043   if(pHitsH2)    pHitsH2->SetStats(kFALSE);
1044
1045   if(isDigits)   pDigitsH2   = new TH2F("pDigitsH2"  ,"Event Display",165,0,AliRICHParam::PcSizeX(),
1046                                                                       144,0,AliRICHParam::PcSizeY());
1047   if(isClusters) pClustersH2 = new TH2F("pClustersH2","Event Display",165,0,AliRICHParam::PcSizeX(),
1048                                                                       144,0,AliRICHParam::PcSizeY());
1049
1050   for(Int_t iEventN=0;iEventN<gAlice->GetEventsPerRun();iEventN++){//events Loop
1051     GetLoader()->GetRunLoader()->GetEvent(iEventN);
1052 //display all the staff on chamber by chamber basis
1053     for(Int_t iChamber=1;iChamber<=7;iChamber++){//chambers loop
1054       if(isHits)     pHitsH2    ->Reset();
1055       if(isDigits)   pDigitsH2  ->Reset();
1056       if(isClusters) pClustersH2->Reset();
1057 //deals with hits
1058       for(Int_t i=0;i<GetLoader()->TreeH()->GetEntries();i++){//TreeH loop
1059         GetLoader()->TreeH()->GetEntry(i);
1060         for(Int_t j=0;j<Hits()->GetEntries();j++){//hits loop
1061           AliRICHHit *pHit = (AliRICHHit*)Hits()->At(j);
1062           if(pHit->C()==iChamber){
1063             TVector3 hitGlobX3= pHit->OutX3();
1064             TVector2 hitLocX2 = C(iChamber)->Mrs2Pc(hitGlobX3);
1065             pHitsH2->Fill(hitLocX2.X(),hitLocX2.Y(),200);
1066           }//if
1067         }//hits loop
1068       }//TreeH loop
1069       pHitsH2->SetTitle(Form("event %i chamber %2i",iEventN,iChamber));
1070       pHitsH2->SetMarkerColor(kRed); pHitsH2->SetMarkerStyle(29); pHitsH2->SetMarkerSize(0.4);
1071       ReadESD(iEventN,iChamber);
1072       pHitsH2->Draw();
1073       ReadESD(iEventN,iChamber);
1074       AliRICHParam::DrawSectors();
1075       TLatex l; l.SetNDC(); l.SetTextSize(0.02);
1076       if(!isHits)     {l.SetTextColor(kRed)  ;l.DrawLatex(0.1,0.01,"No Hits"    );}
1077       if(!isDigits)   {l.SetTextColor(kGreen);l.DrawLatex(0.4,0.01,"No DIGITS"  );}
1078       if(!isClusters) {l.SetTextColor(kBlue) ;l.DrawLatex(0.8,0.01,"No CLUSTERS");}
1079       pCanvas->Update();        pCanvas->Modified();       gPad->WaitPrimitive();
1080 //deals with digits
1081       if(isDigits){
1082         GetLoader()->TreeD()->GetEntry(0);
1083         for(Int_t j=0;j<Digits(iChamber)->GetEntries();j++){//digits loop
1084           AliRICHDigit *pDig = (AliRICHDigit*)Digits(iChamber)->At(j);
1085           TVector2 x2=AliRICHParam::Pad2Loc(pDig->Pad());
1086           pDigitsH2->Fill(x2.X(),x2.Y(),100);
1087         }//digits loop
1088         pDigitsH2->SetMarkerColor(kGreen); pDigitsH2->SetMarkerStyle(29); pDigitsH2->SetMarkerSize(0.4);
1089         pDigitsH2->Draw("same");
1090         pCanvas->Update();        pCanvas->Modified();       gPad->WaitPrimitive();
1091       }//if(isDigits)
1092 //deals with clusters
1093       if(isClusters){
1094         GetLoader()->TreeR()->GetEntry(0);
1095         for(Int_t j=0;j<Clusters(iChamber)->GetEntries();j++){//clusters loop
1096           AliRICHCluster *pClus = (AliRICHCluster*)Clusters(iChamber)->At(j);
1097           pClustersH2->Fill(pClus->X(),pClus->Y(),50);
1098         }//clusters loop
1099         pClustersH2->SetMarkerColor(kBlue); pClustersH2->SetMarkerStyle(29);  pClustersH2->SetMarkerSize(0.4);
1100         pClustersH2->Draw("same");
1101         pCanvas->Update();        pCanvas->Modified();       gPad->WaitPrimitive();
1102       }//if(isClusters)
1103     }//chambers loop
1104   }//events Loop
1105
1106   delete pCanvas;
1107   GetLoader()->UnloadHits();
1108   if(isDigits)   GetLoader()->UnloadDigits();
1109   if(isClusters) GetLoader()->UnloadRecPoints();
1110 }//Display()
1111 //__________________________________________________________________________________________________
1112 Int_t AliRICH::Nparticles(Int_t iPartID,Int_t iEvtN,AliRunLoader *pRL)
1113 {
1114 //counts total number of particles of given type (including secondary) for a given event
1115   pRL->GetEvent(iEvtN);
1116   if(pRL->LoadHeader()) return 0;
1117   if(pRL->LoadKinematics()) return 0;
1118   AliStack *pStack=pRL->Stack();
1119
1120   Int_t iCounter=0;
1121   for(Int_t i=0;i<pStack->GetNtrack();i++){
1122     if(pStack->Particle(i)->GetPdgCode()==iPartID) iCounter++;
1123   }
1124
1125   pRL->UnloadHeader();
1126   pRL->UnloadKinematics();
1127   return iCounter;
1128 }
1129 //__________________________________________________________________________________________________
1130 void AliRICH::ReadESD(Int_t iEventN, Int_t iChamber)const
1131 {
1132 //
1133   AliInfo("Start.");
1134   TFile *pFile=TFile::Open("AliESDs.root","read");
1135   if(!pFile || !pFile->IsOpen()) {AliInfo("ESD file not open.");return;}      //open AliESDs.root
1136   TTree *pTree = (TTree*) pFile->Get("esdTree");
1137   if(!pTree){AliInfo("ESD not found.");return;}                               //get ESD tree
1138
1139   AliInfo("ESD found. Try to draw ring");
1140
1141   AliESD *pESD=new AliESD;  pTree->SetBranchAddress("ESD", &pESD);
1142
1143   pTree->GetEvent(iEventN);
1144
1145   Double_t b = pESD->GetMagneticField()/10.;
1146
1147   Int_t iNtracks=pESD->GetNumberOfTracks();
1148
1149   for(Int_t iTrackN=0;iTrackN<iNtracks;iTrackN++){//ESD tracks loop
1150     AliESDtrack *pTrack = pESD->GetTrack(iTrackN);// get next reconstructed track
1151     Int_t charge = (Int_t)(-TMath::Sign(1.,pTrack->GetSign()*b));
1152     AliRICHHelix helix(pTrack->X3(),pTrack->P3(),charge,b);
1153     Int_t iChamberOnRICH=helix.RichIntersect(P());
1154     if(iChamberOnRICH==iChamber) {
1155 //
1156       TMarker *trackImpact = new TMarker(helix.PosPc().X(),helix.PosPc().Y(),kStar);
1157       trackImpact->SetMarkerColor(kRed);
1158       trackImpact->Draw();
1159 //
1160       Int_t iChamberRecon = pTrack->GetRICHcluster()/100000;
1161       if(iChamberRecon==iChamber) {
1162         Double_t thetaCer = pTrack->GetRICHsignal();
1163         if(thetaCer<0) continue;
1164         TVector3 entrance(helix.PosRad().X(),helix.PosRad().Y(),0);
1165         Double_t thetaTrack,phiTrack;
1166         pTrack->GetRICHthetaPhi(thetaTrack,phiTrack);
1167         TVector3 vectorTrack;
1168         vectorTrack.SetMagThetaPhi(pTrack->GetP(),thetaTrack,phiTrack);
1169         AliInfo(Form("Draw ring started for track %i on chamber %i",iTrackN,iChamber));
1170         AliInfo(Form("ThetaCer %f TrackTheta %f TrackPhi %f Momentum %f",thetaCer,thetaTrack,phiTrack,pTrack->GetP()));
1171         Double_t dx,dy;
1172         pTrack->GetRICHdxdy(dx,dy);
1173         AliInfo(Form("dx %f dy %f ",dx,dy));
1174         DrawRing(entrance,vectorTrack,thetaCer);
1175       }
1176     }
1177   }
1178   delete pESD;  pFile->Close();//close AliESDs.root
1179   AliInfo("Stop.");
1180 }
1181 //__________________________________________________________________________________________________
1182 void AliRICH::DrawRing(TVector3 entrance,TVector3 vectorTrack,Double_t thetaCer)const
1183 {
1184   Double_t xGraph[100],yGraph[100];
1185   Int_t nPointsToDraw = 0;
1186   for(Int_t i=0;i<100;i++) {
1187     Double_t phiCer = 2*TMath::Pi()*i/100;
1188     TVector3 pos = AliRICHParam::ForwardTracing(entrance,vectorTrack,thetaCer,phiCer);
1189     if(pos.X()==-999) continue;
1190     xGraph[nPointsToDraw] = pos.X();yGraph[nPointsToDraw] = pos.Y();nPointsToDraw++;
1191   }
1192 //  AliInfo(Form("Npoints per ring %i",nPointsToDraw));
1193   TGraph *gra = new TGraph(nPointsToDraw,xGraph,yGraph);
1194   gra->Draw("C");
1195 }
1196 //__________________________________________________________________________________________________
1197 void AliRICH::SummaryOfEvent(Int_t iEvtN) const
1198 {
1199 //prints a summary for a given event
1200   AliInfo(Form("Summary of event %i",iEvtN));
1201   GetLoader()->GetRunLoader()->GetEvent(iEvtN);
1202   if(GetLoader()->GetRunLoader()->LoadHeader()) return;
1203   if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
1204   AliStack *pStack=GetLoader()->GetRunLoader()->Stack();
1205
1206   AliGenEventHeader* pGenHeader =  gAlice->GetHeader()->GenEventHeader();
1207   if(pGenHeader->InheritsFrom("AliGenHijingEventHeader")) {
1208     AliInfo(Form(" Hijing event with impact parameter b = %.2f (fm)",((AliGenHijingEventHeader*) pGenHeader)->ImpactParameter()));
1209   }
1210   Int_t nChargedPrimaries=0;
1211   for(Int_t i=0;i<pStack->GetNtrack();i++) {
1212     TParticle *pParticle = pStack->Particle(i);
1213     if(pParticle->IsPrimary()&&pParticle->GetPDG()->Charge()!=0) nChargedPrimaries++;
1214     }
1215   AliInfo(Form("Total number of         primaries %i",pStack->GetNprimary()));
1216   AliInfo(Form("Total number of charged primaries %i",nChargedPrimaries));
1217   AliInfo(Form("Total n. of tracks in stack(+sec) %i",pStack->GetNtrack()));
1218   GetLoader()->GetRunLoader()->UnloadHeader();
1219   GetLoader()->GetRunLoader()->UnloadKinematics();
1220 }
1221 //__________________________________________________________________________________________________
1222 void AliRICH::HitsQA(Double_t cut,Double_t cutele,Double_t cutR)
1223 {
1224 // Provides a set of control plots intended primarily for charged particle flux analisys
1225 // Arguments: cut (GeV)    - cut on momentum of any charged particles but electrons,
1226 //            cetele (GeV) - the same for electrons-positrons
1227 //            cutR (cm)    - cut on production vertex radius (cylindrical system)
1228   gBenchmark->Start("HitsAna");
1229
1230   Double_t cutPantiproton    =cut;
1231   Double_t cutPkaonminus     =cut;
1232   Double_t cutPpionminus     =cut;
1233   Double_t cutPmuonminus     =cut;
1234   Double_t cutPpositron      =cutele;
1235
1236   Double_t cutPelectron      =cutele;
1237   Double_t cutPmuonplus      =cut;
1238   Double_t cutPpionplus      =cut;
1239   Double_t cutPkaonplus      =cut;
1240   Double_t cutPproton        =cut;
1241
1242
1243   TH2F *pEleHitRZ    =new TH2F("EleHitRZ"    ,Form("e^{+} e^{-} hit %s;z[cm];R[cm]" ,GetName())     , 400,-300,300 ,400,-500,500);   //R-z plot 0cm<R<550cm -300cm<z<300cm
1244   TH2F *pEleHitRP    =new TH2F("EleHitRP"    ,Form("e^{+} e^{-} hit %s;p[GeV];R[cm]",GetName())     ,1000,-1  ,1   ,400,   0,550);   //R-p plot 0cm<R<550cm -1GeV<p<1GeV
1245   TH1F *pEleAllP     =new TH1F("EleAllP"     ,     "e^{+} e^{-} all;p[GeV]"                         ,1000,-1  ,1                );
1246   TH1F *pEleHitP     =new TH1F("EleHitP"     ,Form("e^{+} e^{-} hit %s;p[GeV]"      ,GetName())     ,1000,-1  ,1                );
1247   TH1F *pMuoHitP     =new TH1F("MuoHitP"     ,Form("#mu^{-} #mu^{+} hit %s;p[GeV]"  ,GetName())     ,1000,-4  ,4                );
1248   TH1F *pPioHitP     =new TH1F("PioHitP"     ,Form("#pi^{-} #pi^{+} hit %s;p[GeV]"  ,GetName())     ,1000,-4  ,4                );
1249   TH1F *pKaoHitP     =new TH1F("KaoHitP"     ,Form("K^{-} K^{+} hit %s;p[GeV]"      ,GetName())     ,1000,-4  ,4                );
1250   TH1F *pProHitP     =new TH1F("ProHitP"     ,Form("p^{-} p^{+} hit %s;p[GeV]"      ,GetName())     ,1000,-4  ,4                );
1251   TH2F *pFlux        =new TH2F("flux"        ,Form("%s flux with Rvertex<%.1fcm"    ,GetName(),cutR),10  ,-5  ,5   , 10,0    ,10); //special text hist
1252   pFlux->SetStats(0);
1253   pFlux->GetXaxis()->SetBinLabel(1 ,Form("p^{-}>%.3fGeV/c"   ,cutPantiproton));
1254   pFlux->GetXaxis()->SetBinLabel(2 ,Form("K^{-}>%.3fGeV/c"   ,cutPkaonminus ));
1255   pFlux->GetXaxis()->SetBinLabel(3 ,Form("#pi^{-}>%.3fGeV/c" ,cutPpionminus ));
1256   pFlux->GetXaxis()->SetBinLabel(4 ,Form("#mu^{-}>%.3fGeV/c" ,cutPmuonminus ));
1257   pFlux->GetXaxis()->SetBinLabel(5 ,Form("e^{+}>%.3fGeV/c"   ,cutPpositron  ));
1258
1259   pFlux->GetXaxis()->SetBinLabel(6 ,Form("e^{-}>%.3fGeV/c"   ,cutPelectron  ));
1260   pFlux->GetXaxis()->SetBinLabel(7 ,Form("#mu^{+}>%.3fGeV/c" ,cutPmuonplus  ));
1261   pFlux->GetXaxis()->SetBinLabel(8 ,Form("#pi^{+}>%.3fGeV/c" ,cutPpionplus  ));
1262   pFlux->GetXaxis()->SetBinLabel(9 ,Form("K^{+}>%.3fGeV/c"   ,cutPkaonplus  ));
1263   pFlux->GetXaxis()->SetBinLabel(10,Form("p^{+}>%.3fGeV/c"   ,cutPproton    ));
1264
1265   pFlux->GetYaxis()->SetBinLabel(1,"sum");
1266   pFlux->GetYaxis()->SetBinLabel(2,"ch1");
1267   pFlux->GetYaxis()->SetBinLabel(3,"ch2");
1268   pFlux->GetYaxis()->SetBinLabel(4,"ch3");
1269   pFlux->GetYaxis()->SetBinLabel(5,"ch4");
1270   pFlux->GetYaxis()->SetBinLabel(6,"ch5");
1271   pFlux->GetYaxis()->SetBinLabel(7,"ch6");
1272   pFlux->GetYaxis()->SetBinLabel(8,"ch7");
1273   pFlux->GetYaxis()->SetBinLabel(9,"prim");
1274   pFlux->GetYaxis()->SetBinLabel(10,"tot");
1275
1276 //end of hists definition
1277
1278   Int_t iNevents=fLoader->GetRunLoader()->GetAliRun()->GetEventsPerRun(),iCntPrimParts=0,iCntTotParts=0;
1279 //load all needed trees
1280   fLoader->LoadHits();
1281   fLoader->GetRunLoader()->LoadHeader();
1282   fLoader->GetRunLoader()->LoadKinematics();
1283
1284   for(Int_t iEvtN=0;iEvtN < iNevents;iEvtN++){//events loop
1285     fLoader->GetRunLoader()->GetEvent(iEvtN);
1286     AliInfo(Form(" %i event processes",fLoader->GetRunLoader()->GetEventNumber()));
1287     AliStack *pStack= fLoader->GetRunLoader()->Stack();
1288
1289     for(Int_t iParticleN=0;iParticleN<pStack->GetNtrack();iParticleN++){//stack loop
1290       TParticle *pPart=pStack->Particle(iParticleN);
1291
1292       if(iParticleN%10000==0) AliInfo(Form(" %i particles read",iParticleN));
1293
1294       switch(pPart->GetPdgCode()){
1295         case kProtonBar: pFlux->Fill(-4.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-4.5,8); break;
1296         case kKMinus:    pFlux->Fill(-3.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-3.5,8); break;
1297         case kPiMinus:   pFlux->Fill(-2.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-2.5,8); break;
1298         case kMuonMinus: pFlux->Fill(-1.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-1.5,8); break;
1299         case kPositron:  pFlux->Fill(-0.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-0.5,8); pEleAllP->Fill(-pPart->P()); break;
1300
1301         case kElectron:  pFlux->Fill( 0.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 0.5,8); pEleAllP->Fill( pPart->P()); break;
1302         case kMuonPlus:  pFlux->Fill( 1.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 1.5,8); break;
1303         case kPiPlus:    pFlux->Fill( 2.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 2.5,8); break;
1304         case kKPlus:     pFlux->Fill( 3.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 3.5,8); break;
1305         case kProton:    pFlux->Fill( 4.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 4.5,8); break;
1306       }//switch
1307     }//stack loop
1308 //now hits analiser
1309     for(Int_t iEntryN=0;iEntryN < fLoader->TreeH()->GetEntries();iEntryN++){//TreeH loop
1310       fLoader->TreeH()->GetEntry(iEntryN);                                  //get current entry (prim)
1311       for(Int_t iHitN=0;iHitN < Hits()->GetEntries();iHitN++){//hits loop
1312         AliRICHHit *pHit = (AliRICHHit*)Hits()->At(iHitN);            //get current hit
1313         TParticle  *pPart=pStack->Particle(pHit->GetTrack());      //get stack particle which produced the current hit
1314
1315         if(pPart->R()>cutR) continue;                                   //cut on production radius (cylindrical system)
1316
1317         switch(pPart->GetPdgCode()){
1318           case kProtonBar: if(pPart->P()>cutPantiproton) {pProHitP->Fill(-pPart->P()); pFlux->Fill(-4.5,pHit->C());}break;
1319           case kKMinus   : if(pPart->P()>cutPkaonminus)  {pKaoHitP->Fill(-pPart->P()); pFlux->Fill(-3.5,pHit->C());}break;
1320           case kPiMinus  : if(pPart->P()>cutPpionminus)  {pPioHitP->Fill(-pPart->P()); pFlux->Fill(-2.5,pHit->C());}break;
1321           case kMuonMinus: if(pPart->P()>cutPmuonminus)  {pMuoHitP->Fill(-pPart->P()); pFlux->Fill(-1.5,pHit->C());}break;
1322           case kPositron : if(pPart->P()>cutPpositron)   {pEleHitP->Fill(-pPart->P()); pFlux->Fill(-0.5,pHit->C());
1323                pEleHitRP->Fill(-pPart->P(),pPart->R());  pEleHitRZ->Fill(pPart->Vz(),pPart->R()); }break;
1324
1325           case kElectron : if(pPart->P()>cutPelectron)   {pEleHitP->Fill( pPart->P()); pFlux->Fill( 0.5,pHit->C());
1326                pEleHitRP->Fill( pPart->P(),pPart->R());  pEleHitRZ->Fill(pPart->Vz(),pPart->R()); }break;
1327           case kMuonPlus : if(pPart->P()>cutPmuonplus)   {pMuoHitP->Fill( pPart->P()); pFlux->Fill( 1.5,pHit->C());}break;
1328           case kPiPlus   : if(pPart->P()>cutPpionplus)   {pPioHitP->Fill( pPart->P()); pFlux->Fill( 2.5,pHit->C());}break;
1329           case kKPlus    : if(pPart->P()>cutPkaonplus)   {pKaoHitP->Fill( pPart->P()); pFlux->Fill( 3.5,pHit->C());}break;
1330           case kProton   : if(pPart->P()>cutPproton)     {pProHitP->Fill( pPart->P()); pFlux->Fill( 4.5,pHit->C());}break;
1331         }
1332       }//hits loop
1333     }//TreeH loop
1334     iCntPrimParts +=pStack->GetNprimary();
1335     iCntTotParts  +=pStack->GetNtrack();
1336   }//events loop
1337 //unload all loaded staff
1338   fLoader->UnloadHits();
1339   fLoader->GetRunLoader()->UnloadHeader();
1340   fLoader->GetRunLoader()->UnloadKinematics();
1341 //Calculater some sums
1342   Stat_t sum=0;
1343 //sum row, sum over rows
1344   for(Int_t i=1;i<=pFlux->GetNbinsX();i++){
1345     sum=0; for(Int_t j=2;j<=8;j++)    sum+=pFlux->GetBinContent(i,j);
1346     pFlux->SetBinContent(i,1,sum);
1347   }
1348
1349 //display everything
1350   new TCanvas("canvas1",Form("Events %i Nprims=%i Nparticles=%i",iNevents,iCntPrimParts,iCntTotParts),1000,900); pFlux->Draw("text");  gPad->SetGrid();
1351 //total prims and particles
1352   TLatex latex; latex.SetTextSize(0.02);
1353   sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,10);    latex.DrawLatex(5.1,9.5,Form("%.0f",sum));
1354   sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,9);     latex.DrawLatex(5.1,8.5,Form("%.0f",sum));
1355   for(Int_t iChN=1;iChN<=kNchambers;iChN++) {
1356     sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,iChN+1);latex.DrawLatex(5.1,iChN+0.5,Form("%.0f",sum));
1357   }
1358   sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,1);    latex.DrawLatex(5.1,0.5,Form("%.0f",sum));
1359
1360   new TCanvas("cEleAllP"   ,"e" ,200,100); pEleAllP->Draw();
1361   new TCanvas("cEleHitRP"  ,"e" ,200,100); pEleHitRP->Draw();
1362   new TCanvas("cEleHitRZ"  ,"e" ,200,100); pEleHitRZ->Draw();
1363   new TCanvas("cEleHitP"   ,"e" ,200,100); pEleHitP->Draw();
1364   new TCanvas("cMuoHitP"   ,"mu",200,100); pMuoHitP->Draw();
1365   new TCanvas("cPioHitP"   ,"pi",200,100); pPioHitP->Draw();
1366   new TCanvas("cKaoHitP"   ,"K" ,200,100); pKaoHitP->Draw();
1367   new TCanvas("cProHitP"   ,"p" ,200,100); pProHitP->Draw();
1368
1369   gBenchmark->Show("HitsPlots");
1370 }//HitsPlots()