RICH/AliRICHv3.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
  17 #include <Riostream.h>
  18
  19 #include <TBRIK.h>
  20 #include <TGeometry.h>
  21 #include <TLorentzVector.h>
  22 #include <TNode.h>
  23 #include <TParticle.h>
  24 #include <TVector3.h>
  25 #include <TVirtualMC.h>
  26 #include <TPDGCode.h> //for kNuetron
  27 #include <TCanvas.h>
  28 #include <TF1.h>
  29 #include <TH1.h>
  30 #include <TH2.h>
  31 #include <TStyle.h>
  32
  33 #include "AliConst.h"
  34 #include "AliMagF.h"
  35 #include "AliPDG.h"
  36 #include "AliRICHGeometry.h"
  37 #include "AliRICHResponse.h"
  38 #include "AliRICHSegmentationV1.h"
  39 #include "AliRICHv3.h"
  40 #include "AliRun.h"
  41 #include "AliRICHRawCluster.h"
  42 #include "AliRICHDigit.h"
  43 #include "AliMC.h"
  44
  45
  46 ClassImp(AliRICHv3)
  47
  48 //______________________________________________________________
  49 //    Implementation of the RICH version 3 with azimuthal rotation
  50
  51
  52 AliRICHv3::AliRICHv3(const char *sName, const char *sTitle)
  53           :AliRICH(sName,sTitle)
  54 {
  55 // The named ctor currently creates a single copy of
  56 // AliRICHGeometry AliRICHSegmentationV1 AliRICHResponse
  57 // and initialises the corresponding models of all 7 chambers with these stuctures.
  58 // Note: all chambers share the single copy of models. MUST be changed later (???).
  59   if(GetDebug())Info("named ctor","Start.");
  60
  61    fCkovNumber=fFreonProd=0;
  62
  63    AliRICHGeometry       *pRICHGeometry    =new AliRICHGeometry;           // ??? to be moved to AlRICHChamber::named ctor
  64    AliRICHSegmentationV1 *pRICHSegmentation=new AliRICHSegmentationV1;     // ??? to be moved to AlRICHChamber::named ctor
  65    AliRICHResponse       *pRICHResponse    =new AliRICHResponse;           // ??? to be moved to AlRICHChamber::named ctor
  66
  67    for (Int_t i=1; i<=kNCH; i++){
  68       SetGeometryModel(i,pRICHGeometry);
  69       SetSegmentationModel(i,pRICHSegmentation);
  70       SetResponseModel(i,pRICHResponse);
  71       C(i)->Init(i); // ??? to be removed
  72    }
  73   if(GetDebug())Info("named ctor","Stop.");
  74 }//AliRICHv3::ctor(const char *pcName, const char *pcTitle)
  75
  76 AliRICHv3::~AliRICHv3()
  77 {
  78 // Dtor deletes RICH models. In future (???) AliRICHChamber will be responsible for that.
  79    if(GetDebug()) cout<<ClassName()<<"::dtor()>\n";
  80
  81    if(fChambers) {
  82      AliRICHChamber *ch =C(1);
  83      if(ch) {
  84        delete ch->GetGeometryModel();
  85        delete ch->GetResponseModel();
  86        delete ch->GetSegmentationModel();
  87      }
  88    }
  89 }//AliRICHv3::dtor()
  90 //______________________________________________________________________________
  91 void AliRICHv3::StepManager()
  92 {//Full Step Manager
  93
  94     Int_t          copy, id;
  95     static Int_t   idvol;
  96     static Int_t   vol[2];
  97     Int_t          ipart;
  98     static Float_t hits[22];
  99     static Float_t ckovData[19];
 100     TLorentzVector position;
 101     TLorentzVector momentum;
 102     Float_t        pos[3];
 103     Float_t        mom[4];
 104     Float_t        localPos[3];
 105     Float_t        localMom[4];
 106     Float_t        localTheta,localPhi;
 107     Float_t        theta,phi;
 108     Float_t        destep, step;
 109     Double_t        ranf[2];
 110     Float_t        coscerenkov;
 111     static Float_t eloss, xhit, yhit, tlength;
 112     const  Float_t kBig=1.e10;
 113
 114     TClonesArray &lhits = *fHits;
 115     TParticle *current = (TParticle*)(*gAlice->GetMCApp()->Particles())[gAlice->GetMCApp()->GetCurrentTrackNumber()];
 116
 117  //if (current->Energy()>1)
 118    //{
 119
 120     // Only gas gap inside chamber
 121     // Tag chambers and record hits when track enters
 122
 123
 124     id=gMC->CurrentVolID(copy);
 125     idvol = copy-1;
 126     Float_t cherenkovLoss=0;
 127     //gAlice->KeepTrack(gAlice->GetCurrentTrackNumber());
 128
 129     gMC->TrackPosition(position);
 130     pos[0]=position(0);
 131     pos[1]=position(1);
 132     pos[2]=position(2);
 133     //bzero((char *)ckovData,sizeof(ckovData)*19);
 134     ckovData[1] = pos[0];                 // X-position for hit
 135     ckovData[2] = pos[1];                 // Y-position for hit
 136     ckovData[3] = pos[2];                 // Z-position for hit
 137     ckovData[6] = 0;                      // dummy track length
 138     //ckovData[11] = gAlice->GetCurrentTrackNumber();
 139
 140     //printf("\n+++++++++++\nTrack: %d\n++++++++++++\n",gAlice->GetCurrentTrackNumber());
 141
 142     //AliRICH *RICH = (AliRICH *) gAlice->GetDetector("RICH");
 143
 144     /********************Store production parameters for Cerenkov photons************************/
 145 //is it a Cerenkov photon?
 146     if (gMC->TrackPid() == 50000050) {
 147
 148       //if (gMC->VolId("GAP ")==gMC->CurrentVolID(copy))
 149         //{
 150           Float_t ckovEnergy = current->Energy();
 151           //energy interval for tracking
 152           if  (ckovEnergy > 5.6e-09 && ckovEnergy < 7.8e-09 )
 153             //if (ckovEnergy > 0)
 154             {
 155               if (gMC->IsTrackEntering()){        //is track entering?
 156                 //printf("Track entered (1)\n");
 157                 if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 158                   {                                                          //is it in freo?
 159                     if (gMC->IsNewTrack()){                          //is it the first step?
 160                       //printf("I'm in!\n");
 161                       Int_t mother = current->GetFirstMother();
 162
 163                       //printf("Second Mother:%d\n",current->GetSecondMother());
 164
 165                       ckovData[10] = mother;
 166                       ckovData[11] = gAlice->GetMCApp()->GetCurrentTrackNumber();
 167                       ckovData[12] = 1;             //Media where photon was produced 1->Freon, 2->Quarz
 168                       //printf("Produced in FREO\n");
 169                       fCkovNumber++;
 170                       fFreonProd=1;
 171                       //printf("Index: %d\n",fCkovNumber);
 172                     }    //first step question
 173                   }        //freo question
 174
 175                 if (gMC->IsNewTrack()){                                  //is it first step?
 176                   if (gMC->VolId("QUAR")==gMC->CurrentVolID(copy))             //is it in quarz?
 177                     {
 178                       ckovData[12] = 2;
 179                       //printf("Produced in QUAR\n");
 180                     }    //quarz question
 181                 }        //first step question
 182
 183                 //printf("Before %d\n",fFreonProd);
 184               }   //track entering question
 185
 186               if (ckovData[12] == 1)                                        //was it produced in Freon?
 187                 //if (fFreonProd == 1)
 188                 {
 189                   if (gMC->IsTrackEntering()){                                     //is track entering?
 190                     //printf("Track entered (2)\n");
 191                     //printf("Current volume (should be META): %s\n",gMC->CurrentVolName());
 192                     //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("META"),gMC->CurrentVolID(copy));
 193                     if (gMC->VolId("META")==gMC->CurrentVolID(copy))                //is it in gap?
 194                       {
 195                         //printf("Got in META\n");
 196                         gMC->TrackMomentum(momentum);
 197                         mom[0]=momentum(0);
 198                         mom[1]=momentum(1);
 199                         mom[2]=momentum(2);
 200                         mom[3]=momentum(3);
 201
 202                         gMC->Gmtod(mom,localMom,2);
 203                         Float_t cophi = TMath::Cos(TMath::ATan2(localMom[0], localMom[1]));
 204                         Float_t t = (1. - .025 / cophi) * (1. - .05 /  cophi);
 205                         /**************** Photons lost in second grid have to be calculated by hand************/
 206                         gMC->GetRandom()->RndmArray(1,ranf);
 207                         if (ranf[0] > t) {
 208                           gMC->StopTrack();
 209                           ckovData[13] = 5;
 210                           AddCerenkov(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 211                           //printf("Added One (1)!\n");
 212                           //printf("Lost one in grid\n");
 213                         }
 214                         /**********************************************************************************/
 215                       }    //gap
 216
 217                     //printf("Current volume (should be CSI) (1): %s\n",gMC->CurrentVolName());
 218                     //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy));
 219                     if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy))             //is it in csi?
 220                       {
 221                         //printf("Got in CSI\n");
 222                         gMC->TrackMomentum(momentum);
 223                         mom[0]=momentum(0);
 224                         mom[1]=momentum(1);
 225                         mom[2]=momentum(2);
 226                         mom[3]=momentum(3);
 227
 228                         gMC->Gmtod(mom,localMom,2);
 229                         /********* Photons lost by Fresnel reflection have to be calculated by hand********/
 230                         /***********************Cerenkov phtons (always polarised)*************************/
 231                         Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2];
 232                         Double_t localRt = TMath::Sqrt(localTc);
 233                         localTheta   = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])));
 234                         Double_t cotheta = TMath::Abs(cos(localTheta));
 235                         Float_t t = Fresnel(ckovEnergy*1e9,cotheta,1);
 236                             gMC->GetRandom()->RndmArray(1,ranf);
 237                             if (ranf[0] < t) {
 238                               gMC->StopTrack();
 239                               ckovData[13] = 6;
 240                               AddCerenkov(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 241
 242                               //printf("Added One (2)!\n");
 243                               //printf("Lost by Fresnel\n");
 244                             }
 245                             /**********************************************************************************/
 246                       }
 247                   } //track entering?
 248
 249
 250                   /********************Evaluation of losses************************/
 251                   /******************still in the old fashion**********************/
 252
 253                   TArrayI procs;
 254                   Int_t i1 = gMC->StepProcesses(procs);            //number of physics mechanisms acting on the particle
 255                   for (Int_t i = 0; i < i1; ++i) {
 256                     //        Reflection loss
 257                     if (procs[i] == kPLightReflection) {        //was it reflected
 258                       ckovData[13]=10;
 259                       if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 260                         ckovData[13]=1;
 261                       if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR"))
 262                         ckovData[13]=2;
 263                       //gMC->StopTrack();
 264                       //AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
 265                     } //reflection question
 266
 267                     //        Absorption loss
 268                     else if (procs[i] == kPLightAbsorption) {              //was it absorbed?
 269                       //printf("Got in absorption\n");
 270                       ckovData[13]=20;
 271                       if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 272                         ckovData[13]=11;
 273                       if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR"))
 274                         ckovData[13]=12;
 275                       if (gMC->CurrentVolID(copy) == gMC->VolId("META"))
 276                         ckovData[13]=13;
 277                       if (gMC->CurrentVolID(copy) == gMC->VolId("GAP "))
 278                         ckovData[13]=13;
 279
 280                       if (gMC->CurrentVolID(copy) == gMC->VolId("SRIC"))
 281                         ckovData[13]=15;
 282
 283                       //        CsI inefficiency
 284                       if (gMC->CurrentVolID(copy) == gMC->VolId("CSI ")) {
 285                         ckovData[13]=16;
 286                       }
 287                       gMC->StopTrack();
 288                       AddCerenkov(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 289                       //printf("Added One (3)!\n");
 290                       //printf("Added cerenkov %d\n",fCkovNumber);
 291                     } //absorption question
 292
 293
 294                     //        Photon goes out of tracking scope
 295                     else if (procs[i] == kPStop) {                 //is it below energy treshold?
 296                       ckovData[13]=21;
 297                       gMC->StopTrack();
 298                       AddCerenkov(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 299                       //printf("Added One (4)!\n");
 300                     }   // energy treshold question
 301                   }  //number of mechanisms cycle
 302                   /**********************End of evaluation************************/
 303                 } //freon production question
 304             } //energy interval question
 305         //}//inside the proximity gap question
 306     } //cerenkov photon question
 307
 308     /**************************************End of Production Parameters Storing*********************/
 309
 310
 311     /*******************************Treat photons that hit the CsI (Ckovs and Feedbacks)************/
 312
 313     if (gMC->TrackPid() == 50000050 || gMC->TrackPid() == 50000051) {
 314       //printf("Cerenkov\n");
 315
 316       //if (gMC->TrackPid() == 50000051)
 317         //printf("Tracking a feedback\n");
 318
 319       if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy))
 320         {
 321           //printf("Current volume (should be CSI) (2): %s\n",gMC->CurrentVolName());
 322           //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy));
 323           //printf("Got in CSI\n");
 324           //printf("Tracking a %d\n",gMC->TrackPid());
 325           if (gMC->Edep() > 0.){
 326                 gMC->TrackPosition(position);
 327                 gMC->TrackMomentum(momentum);
 328                 pos[0]=position(0);
 329                 pos[1]=position(1);
 330                 pos[2]=position(2);
 331                 mom[0]=momentum(0);
 332                 mom[1]=momentum(1);
 333                 mom[2]=momentum(2);
 334                 mom[3]=momentum(3);
 335                 Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
 336                 Double_t rt = TMath::Sqrt(tc);
 337                 theta   = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg;
 338                 phi     = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
 339
 340                 gMC->CurrentVolOffID(2,copy);
 341                 vol[0]=copy;
 342                 idvol=vol[0]-1;
 343
 344
 345                 gMC->Gmtod(pos,localPos,1);
 346
 347                 //Chamber(idvol).GlobaltoLocal(pos,localPos);
 348
 349                 gMC->Gmtod(mom,localMom,2);
 350
 351                 //Chamber(idvol).GlobaltoLocal(mom,localMom);
 352
 353                 gMC->CurrentVolOffID(2,copy);
 354                 vol[0]=copy;
 355                 idvol=vol[0]-1;
 356
 357                 //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol])
 358                         //->Sector(localPos[0], localPos[2]);
 359                 //printf("Sector:%d\n",sector);
 360
 361                 /*if (gMC->TrackPid() == 50000051){
 362                   fFeedbacks++;
 363                   printf("Feedbacks:%d\n",fFeedbacks);
 364                 }*/
 365
 366         //PH            ((AliRICHChamber*) (*fChambers)[idvol])
 367                 ((AliRICHChamber*)fChambers->At(idvol))
 368                     ->SigGenInit(localPos[0], localPos[2], localPos[1]);
 369                 if(idvol<kNCH) {
 370                     ckovData[0] = gMC->TrackPid();        // particle type
 371                     ckovData[1] = pos[0];                 // X-position for hit
 372                     ckovData[2] = pos[1];                 // Y-position for hit
 373                     ckovData[3] = pos[2];                 // Z-position for hit
 374                     ckovData[4] = theta;                      // theta angle of incidence
 375                     ckovData[5] = phi;                      // phi angle of incidence
 376                     ckovData[8] = (Float_t) fNsdigits;      // first sdigit
 377                     ckovData[9] = -1;                       // last pad hit
 378                     ckovData[13] = 4;                       // photon was detected
 379                     ckovData[14] = mom[0];
 380                     ckovData[15] = mom[1];
 381                     ckovData[16] = mom[2];
 382
 383                     destep = gMC->Edep();
 384                     gMC->SetMaxStep(kBig);
 385                     cherenkovLoss  += destep;
 386                     ckovData[7]=cherenkovLoss;
 387
 388                     ckovData[17] = Hits2SDigits(localPos[0],localPos[2],cherenkovLoss,idvol,kPhoton);//for photons in CsI
 389
 390                     if (fNsdigits > (Int_t)ckovData[8]) {
 391                         ckovData[8]= ckovData[8]+1;
 392                         ckovData[9]= (Float_t) fNsdigits;
 393                     }
 394
 395
 396                     //TClonesArray *Hits = RICH->Hits();
 397                     AliRICHhit *mipHit =  (AliRICHhit*) (fHits->UncheckedAt(0));
 398                     if (mipHit)
 399                       {
 400                         mom[0] = current->Px();
 401                         mom[1] = current->Py();
 402                         mom[2] = current->Pz();
 403                         Float_t mipPx = mipHit->MomX();
 404                         Float_t mipPy = mipHit->MomY();
 405                         Float_t mipPz = mipHit->MomZ();
 406
 407                         Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2];
 408                         Float_t rt = TMath::Sqrt(r);
 409                         Float_t mipR = mipPx*mipPx + mipPy*mipPy + mipPz*mipPz;
 410                         Float_t mipRt = TMath::Sqrt(mipR);
 411                         if ((rt*mipRt) > 0)
 412                           {
 413                             coscerenkov = (mom[0]*mipPx + mom[1]*mipPy + mom[2]*mipPz)/(rt*mipRt);
 414                           }
 415                         else
 416                           {
 417                             coscerenkov = 0;
 418                           }
 419                         Float_t cherenkov = TMath::ACos(coscerenkov);
 420                         ckovData[18]=cherenkov;
 421                       }
 422                     //if (sector != -1)
 423                     //{
 424                     AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 425                     AddCerenkov(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,ckovData);
 426                     //printf("Added One (5)!\n");
 427                     //}
 428                 }
 429             }
 430         }
 431     }
 432
 433     /***********************************************End of photon hits*********************************************/
 434
 435
 436     /**********************************************Charged particles treatment*************************************/
 437
 438     else if (gMC->TrackCharge()){
 439 //If MIP
 440         /*if (gMC->IsTrackEntering())
 441           {
 442             hits[13]=20;//is track entering?
 443           }*/
 444         if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 445           {
 446             gMC->TrackMomentum(momentum);
 447             mom[0]=momentum(0);
 448             mom[1]=momentum(1);
 449             mom[2]=momentum(2);
 450             mom[3]=momentum(3);
 451             hits [19] = mom[0];
 452             hits [20] = mom[1];
 453             hits [21] = mom[2];
 454             fFreonProd=1;
 455           }
 456
 457         if (gMC->VolId("GAP ")== gMC->CurrentVolID(copy)) {//is in GAP?
 458 // Get current particle id (ipart), track position (pos)  and momentum (mom)
 459
 460             gMC->CurrentVolOffID(3,copy);
 461             vol[0]=copy;
 462             idvol=vol[0]-1;
 463
 464             //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol])
 465                         //->Sector(localPos[0], localPos[2]);
 466             //printf("Sector:%d\n",sector);
 467
 468             gMC->TrackPosition(position);
 469             gMC->TrackMomentum(momentum);
 470             pos[0]=position(0);
 471             pos[1]=position(1);
 472             pos[2]=position(2);
 473             mom[0]=momentum(0);
 474             mom[1]=momentum(1);
 475             mom[2]=momentum(2);
 476             mom[3]=momentum(3);
 477
 478             gMC->Gmtod(pos,localPos,1);
 479
 480             //Chamber(idvol).GlobaltoLocal(pos,localPos);
 481
 482             gMC->Gmtod(mom,localMom,2);
 483
 484             //Chamber(idvol).GlobaltoLocal(mom,localMom);
 485
 486             ipart  = gMC->TrackPid();
 487             //
 488             // momentum loss and steplength in last step
 489             destep = gMC->Edep();
 490             step   = gMC->TrackStep();
 491
 492             //
 493             // record hits when track enters ...
 494             if( gMC->IsTrackEntering()) {
 495 //              gMC->SetMaxStep(fMaxStepGas);
 496                 Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
 497                 Double_t rt = TMath::Sqrt(tc);
 498                 theta   = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg;
 499                 phi     = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
 500
 501
 502                 Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2];
 503                 Double_t localRt = TMath::Sqrt(localTc);
 504                 localTheta   = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])))*kRaddeg;
 505                 localPhi     = Float_t(TMath::ATan2(Double_t(localMom[2]),Double_t(localMom[0])))*kRaddeg;
 506
 507                 hits[0] = Float_t(ipart);         // particle type
 508                 hits[1] = localPos[0];                 // X-position for hit
 509                 hits[2] = localPos[1];                 // Y-position for hit
 510                 hits[3] = localPos[2];                 // Z-position for hit
 511                 hits[4] = localTheta;                  // theta angle of incidence
 512                 hits[5] = localPhi;                    // phi angle of incidence
 513                 hits[8] = (Float_t) fNsdigits;    // first sdigit
 514                 hits[9] = -1;                     // last pad hit
 515                 hits[13] = fFreonProd;           // did id hit the freon?
 516                 hits[14] = mom[0];
 517                 hits[15] = mom[1];
 518                 hits[16] = mom[2];
 519                 hits[18] = 0;               // dummy cerenkov angle
 520
 521                 tlength = 0;
 522                 eloss   = 0;
 523                 fFreonProd = 0;
 524
 525                 Chamber(idvol).LocaltoGlobal(localPos,hits+1);
 526
 527
 528                 //To make chamber coordinates x-y had to pass localPos[0], localPos[2]
 529                 xhit    = localPos[0];
 530                 yhit    = localPos[2];
 531                 // Only if not trigger chamber
 532                 if(idvol<kNCH) {
 533                     //
 534                     //  Initialize hit position (cursor) in the segmentation model
 535           //PH              ((AliRICHChamber*) (*fChambers)[idvol])
 536                     ((AliRICHChamber*)fChambers->At(idvol))
 537                         ->SigGenInit(localPos[0], localPos[2], localPos[1]);
 538                 }
 539             }
 540
 541             //
 542             // Calculate the charge induced on a pad (disintegration) in case
 543             //
 544             // Mip left chamber ...
 545             if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){
 546                 gMC->SetMaxStep(kBig);
 547                 eloss   += destep;
 548                 tlength += step;
 549
 550
 551                 // Only if not trigger chamber
 552                 if(idvol<kNCH) {
 553                   if (eloss > 0)
 554                     {
 555                       if(gMC->TrackPid() == kNeutron)
 556                         printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n");
 557                       hits[17] = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); //for MIP
 558                     }
 559                 }
 560
 561                 hits[6]=tlength;
 562                 hits[7]=eloss;
 563                 if (fNsdigits > (Int_t)hits[8]) {
 564                     hits[8]= hits[8]+1;
 565                     hits[9]= (Float_t) fNsdigits;
 566                 }
 567
 568                 //if(sector !=-1)
 569                 new(lhits[fNhits++]) AliRICHhit(fIshunt,gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,hits);
 570                 eloss = 0;
 571                 //
 572                 // Check additional signal generation conditions
 573                 // defined by the segmentation
 574                 // model (boundary crossing conditions)
 575             }else if(((AliRICHChamber*)fChambers->At(idvol))->SigGenCond(localPos[0], localPos[2], localPos[1])){
 576                 ((AliRICHChamber*)fChambers->At(idvol))->SigGenInit(localPos[0], localPos[2], localPos[1]);
 577                 if (eloss > 0)
 578                   {
 579                     if(gMC->TrackPid() == kNeutron)
 580                       printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n");
 581                     hits[17] = Hits2SDigits(xhit,yhit,eloss,idvol,kMip);//for n
 582                   }
 583                 xhit     = localPos[0];
 584                 yhit     = localPos[2];
 585                 eloss    = destep;
 586                 tlength += step ;
 587                 //
 588                 // nothing special  happened, add up energy loss
 589             } else {
 590                 eloss   += destep;
 591                 tlength += step ;
 592             }
 593         }//is in GAP?
 594       }//is MIP?
 595     /*************************************************End of MIP treatment**************************************/
 596 }//void AliRICHv3::StepManager()
 597 //__________________________________________________________________________________________________
 598 Int_t AliRICHv3::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res)
 599 {//calls the charge disintegration method of the current chamber and adds all generated sdigits to the list of digits
 600
 601    Float_t newclust[4][500];
 602    Int_t clhits[5];
 603    Int_t iNdigits;
 604    clhits[0]=fNhits+1;
 605
 606   ((AliRICHChamber*)fChambers->At(idvol))->DisIntegration(eloss, xhit, yhit, iNdigits,newclust, res);
 607
 608   for (Int_t i=0; i<iNdigits; i++) {
 609     if (Int_t(newclust[0][i]) > 0) {
 610             clhits[1] = Int_t(newclust[0][i]);//  Cluster Charge
 611             clhits[2] = Int_t(newclust[1][i]);//  Pad: ix
 612             clhits[3] = Int_t(newclust[2][i]);//  Pad: iy
 613             clhits[4] = Int_t(newclust[3][i]);//  Pad: chamber sector
 614             AddSpecialOld(clhits);
 615         }
 616     }
 617   return iNdigits;
 618 }//Int_t AliRICHv3::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res)
 619 //__________________________________________________________________________________________________
 620 void AliRICHv3::DiagnosticsFE(Int_t evNumber1,Int_t evNumber2)
 621 {
 622
 623   Int_t NpadX = 162;                 // number of pads on X
 624   Int_t NpadY = 162;                 // number of pads on Y
 625
 626   Int_t Pad[162][162];
 627   for (Int_t i=0;i<NpadX;i++) {
 628     for (Int_t j=0;j<NpadY;j++) {
 629       Pad[i][j]=0;
 630     }
 631   }
 632
 633   //  Create some histograms
 634
 635   TH1F *pionspectra1 = new TH1F("pionspectra1","Pion Spectra",200,-4,2);
 636   TH1F *pionspectra2 = new TH1F("pionspectra2","Pion Spectra",200,-4,2);
 637   TH1F *pionspectra3 = new TH1F("pionspectra3","Pion Spectra",200,-4,2);
 638   TH1F *protonspectra1 = new TH1F("protonspectra1","Proton Spectra",200,-4,2);
 639   TH1F *protonspectra2 = new TH1F("protonspectra2","Proton Spectra",200,-4,2);
 640   TH1F *protonspectra3 = new TH1F("protonspectra3","Proton Spectra",200,-4,2);
 641   TH1F *kaonspectra1 = new TH1F("kaonspectra1","Kaon Spectra",100,-4,2);
 642   TH1F *kaonspectra2 = new TH1F("kaonspectra2","Kaon Spectra",100,-4,2);
 643   TH1F *kaonspectra3 = new TH1F("kaonspectra3","Kaon Spectra",100,-4,2);
 644   TH1F *electronspectra1 = new TH1F("electronspectra1","Electron Spectra",100,-4,2);
 645   TH1F *electronspectra2 = new TH1F("electronspectra2","Electron Spectra",100,-4,2);
 646   TH1F *electronspectra3 = new TH1F("electronspectra3","Electron Spectra",100,-4,2);
 647   TH1F *muonspectra1 = new TH1F("muonspectra1","Muon Spectra",100,-4,2);
 648   TH1F *muonspectra2 = new TH1F("muonspectra2","Muon Spectra",100,-4,2);
 649   TH1F *muonspectra3 = new TH1F("muonspectra3","Muon Spectra",100,-4,2);
 650   TH1F *neutronspectra1 = new TH1F("neutronspectra1","Neutron Spectra",100,-4,2);
 651   TH1F *neutronspectra2 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2);
 652   TH1F *neutronspectra3 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2);
 653   TH1F *chargedspectra1 = new TH1F("chargedspectra1","Charged particles above 1 GeV Spectra",100,-1,3);
 654   TH1F *chargedspectra2 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3);
 655   TH1F *chargedspectra3 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3);
 656   TH1F *pionptspectrafinal = new TH1F("pionptspectrafinal","Primary Pions Transverse Momenta at HMPID",20,0,5);
 657   TH1F *pionptspectravertex = new TH1F("pionptspectravertex","Primary Pions Transverse Momenta at vertex",20,0,5);
 658   TH1F *kaonptspectrafinal = new TH1F("kaonptspectrafinal","Primary Kaons Transverse Momenta at HMPID",20,0,5);
 659   TH1F *kaonptspectravertex = new TH1F("kaonptspectravertex","Primary Kaons Transverse Momenta at vertex",20,0,5);
 660   //TH1F *hitsPhi = new TH1F("hitsPhi","Distribution of phi angle of incidence",100,-180,180);
 661   TH1F *hitsTheta = new TH1F("hitsTheta","Distribution of Theta angle of incidence, all tracks",100,0,50);
 662   TH1F *hitsTheta500MeV = new TH1F("hitsTheta500MeV","Distribution of Theta angle of incidence, 0.5-1 GeV primary tracks",100,0,50);
 663   TH1F *hitsTheta1GeV = new TH1F("hitsTheta1GeV","Distribution of Theta angle of incidence, 1-2 GeV primary tracks",100,0,50);
 664   TH1F *hitsTheta2GeV = new TH1F("hitsTheta2GeV","Distribution of Theta angle of incidence, 2-3 GeV primary tracks",100,0,50);
 665   TH1F *hitsTheta3GeV = new TH1F("hitsTheta3GeV","Distribution of Theta angle of incidence, >3 GeV primary tracks",100,0,50);
 666   TH2F *production = new TH2F("production","Mother production vertices",100,-300,300,100,0,600);
 667
 668
 669
 670
 671 //   Start loop over events
 672
 673   Int_t pion=0, kaon=0, proton=0, electron=0, positron=0, neutron=0, highneutrons=0, muon=0;
 674   Int_t chargedpions=0,primarypions=0,highprimarypions=0,chargedkaons=0,primarykaons=0,highprimarykaons=0;
 675   Int_t photons=0, primaryphotons=0, highprimaryphotons=0;
 676   TRandom* random=0;
 677
 678    for (int nev=0; nev<= evNumber2; nev++) {
 679        Int_t nparticles = gAlice->GetEvent(nev);
 680
 681
 682        if (nev < evNumber1) continue;
 683        if (nparticles <= 0) return;
 684
 685 // Get pointers to RICH detector and Hits containers
 686
 687        AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH");
 688
 689        TTree *treeH = TreeH();
 690        Int_t ntracks =(Int_t) treeH->GetEntries();
 691
 692 // Start loop on tracks in the hits containers
 693
 694        for (Int_t track=0; track<ntracks;track++) {
 695            printf ("Processing Track: %d\n",track);
 696            gAlice->ResetHits();
 697            treeH->GetEvent(track);
 698
 699            for(AliRICHhit* mHit=(AliRICHhit*)pRICH->FirstHit(-1);
 700                mHit;
 701                mHit=(AliRICHhit*)pRICH->NextHit())
 702              {
 703                //Int_t nch  = mHit->fChamber;              // chamber number
 704                //Float_t x  = mHit->X();                    // x-pos of hit
 705                //Float_t y  = mHit->Z();                    // y-pos
 706                //Float_t z  = mHit->Y();
 707                //Float_t phi = mHit->Phi();                 //Phi angle of incidence
 708                Float_t theta = mHit->Theta();             //Theta angle of incidence
 709                Float_t px = mHit->MomX();
 710                Float_t py = mHit->MomY();
 711                Int_t index = mHit->Track();
 712                Int_t particle = (Int_t)(mHit->Particle());
 713                Float_t R;
 714                Float_t PTfinal;
 715                Float_t PTvertex;
 716
 717               TParticle *current = gAlice->GetMCApp()->Particle(index);
 718
 719               //Float_t energy=current->Energy();
 720
 721               R=TMath::Sqrt(current->Vx()*current->Vx() + current->Vy()*current->Vy());
 722               PTfinal=TMath::Sqrt(px*px + py*py);
 723               PTvertex=TMath::Sqrt(current->Px()*current->Px() + current->Py()*current->Py());
 724
 725
 726
 727               if (TMath::Abs(particle) < 10000000)
 728                 {
 729                   hitsTheta->Fill(theta,(float) 1);
 730                   if (R<5)
 731                     {
 732                       if (PTvertex>.5 && PTvertex<=1)
 733                         {
 734                           hitsTheta500MeV->Fill(theta,(float) 1);
 735                         }
 736                       if (PTvertex>1 && PTvertex<=2)
 737                         {
 738                           hitsTheta1GeV->Fill(theta,(float) 1);
 739                         }
 740                       if (PTvertex>2 && PTvertex<=3)
 741                         {
 742                           hitsTheta2GeV->Fill(theta,(float) 1);
 743                         }
 744                       if (PTvertex>3)
 745                         {
 746                           hitsTheta3GeV->Fill(theta,(float) 1);
 747                         }
 748                     }
 749
 750                 }
 751
 752               //if (nch == 3)
 753                 //{
 754
 755               if (TMath::Abs(particle) < 50000051)
 756                 {
 757                   //if (TMath::Abs(particle) == 50000050 || TMath::Abs(particle) == 2112)
 758                   if (TMath::Abs(particle) == 2112 || TMath::Abs(particle) == 50000050)
 759                     {
 760                       //gMC->Rndm(&random, 1);
 761                       if (random->Rndm() < .1)
 762                         production->Fill(current->Vz(),R,(float) 1);
 763                       if (TMath::Abs(particle) == 50000050)
 764                         //if (TMath::Abs(particle) > 50000000)
 765                         {
 766                           photons +=1;
 767                           if (R<5)
 768                             {
 769                               primaryphotons +=1;
 770                               if (current->Energy()>0.001)
 771                                 highprimaryphotons +=1;
 772                             }
 773                         }
 774                       if (TMath::Abs(particle) == 2112)
 775                         {
 776                           neutron +=1;
 777                           if (current->Energy()>0.0001)
 778                             highneutrons +=1;
 779                         }
 780                     }
 781                   if (TMath::Abs(particle) < 50000000)
 782                     {
 783                       production->Fill(current->Vz(),R,(float) 1);
 784                     }
 785                   //mip->Fill(x,y,(float) 1);
 786                 }
 787
 788               if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111)
 789                 {
 790                   if (R<5)
 791                     {
 792                       pionptspectravertex->Fill(PTvertex,(float) 1);
 793                       pionptspectrafinal->Fill(PTfinal,(float) 1);
 794                     }
 795                 }
 796
 797               if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310
 798                   || TMath::Abs(particle)==311)
 799                 {
 800                   if (R<5)
 801                     {
 802                       kaonptspectravertex->Fill(PTvertex,(float) 1);
 803                       kaonptspectrafinal->Fill(PTfinal,(float) 1);
 804                     }
 805                 }
 806
 807
 808               if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111)
 809                 {
 810                   pionspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 811                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 812                     pionspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 813                   if (R>250 && R<450)
 814                     {
 815                       pionspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 816                     }
 817                   pion +=1;
 818                   if (TMath::Abs(particle)==211)
 819                     {
 820                       chargedpions +=1;
 821                       if (R<5)
 822                         {
 823                           primarypions +=1;
 824                           if (current->Energy()>1)
 825                             highprimarypions +=1;
 826                         }
 827                     }
 828                 }
 829               if (TMath::Abs(particle)==2212)
 830                 {
 831                   protonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 832                   //ptspectra->Fill(Pt,(float) 1);
 833                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 834                     protonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 835                   if (R>250 && R<450)
 836                     protonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 837                   proton +=1;
 838                 }
 839               if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310
 840                   || TMath::Abs(particle)==311)
 841                 {
 842                   kaonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 843                   //ptspectra->Fill(Pt,(float) 1);
 844                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 845                     kaonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 846                   if (R>250 && R<450)
 847                     kaonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 848                   kaon +=1;
 849                   if (TMath::Abs(particle)==321)
 850                     {
 851                       chargedkaons +=1;
 852                       if (R<5)
 853                         {
 854                           primarykaons +=1;
 855                           if (current->Energy()>1)
 856                             highprimarykaons +=1;
 857                         }
 858                     }
 859                 }
 860               if (TMath::Abs(particle)==11)
 861                 {
 862                   electronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 863                   //ptspectra->Fill(Pt,(float) 1);
 864                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 865                     electronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 866                   if (R>250 && R<450)
 867                     electronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 868                   if (particle == 11)
 869                     electron +=1;
 870                   if (particle == -11)
 871                     positron +=1;
 872                 }
 873               if (TMath::Abs(particle)==13)
 874                 {
 875                   muonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 876                   //ptspectra->Fill(Pt,(float) 1);
 877                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 878                     muonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 879                   if (R>250 && R<450)
 880                     muonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 881                   muon +=1;
 882                 }
 883               if (TMath::Abs(particle)==2112)
 884                 {
 885                   neutronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 886                   //ptspectra->Fill(Pt,(float) 1);
 887                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 888                     neutronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 889                   if (R>250 && R<450)
 890                     {
 891                       neutronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 892                     }
 893                   neutron +=1;
 894                 }
 895               if(TMath::Abs(particle)==211 || TMath::Abs(particle)==2212 || TMath::Abs(particle)==321)
 896                 {
 897                   if (current->Energy()-current->GetCalcMass()>1)
 898                     {
 899                       chargedspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 900                       if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
 901                         chargedspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 902                       if (R>250 && R<450)
 903                         chargedspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
 904                     }
 905                 }
 906               // Fill the histograms
 907               //Nh1+=nhits;
 908               //h->Fill(x,y,(float) 1);
 909               //}
 910               //}
 911            }
 912
 913        }
 914
 915    }
 916    //   }
 917
 918    TStyle *mystyle=new TStyle("Plain","mystyle");
 919    mystyle->SetPalette(1,0);
 920    mystyle->cd();
 921
 922    //Create canvases, set the view range, show histograms
 923
 924     TCanvas *c2 = new TCanvas("c2","Angles of incidence",150,150,100,150);
 925     c2->Divide(2,2);
 926     //c2->SetFillColor(42);
 927
 928     c2->cd(1);
 929     hitsTheta500MeV->SetFillColor(5);
 930     hitsTheta500MeV->Draw();
 931     c2->cd(2);
 932     hitsTheta1GeV->SetFillColor(5);
 933     hitsTheta1GeV->Draw();
 934     c2->cd(3);
 935     hitsTheta2GeV->SetFillColor(5);
 936     hitsTheta2GeV->Draw();
 937     c2->cd(4);
 938     hitsTheta3GeV->SetFillColor(5);
 939     hitsTheta3GeV->Draw();
 940
 941
 942
 943     TCanvas *c15 = new TCanvas("c15","Mothers Production Vertices",50,50,600,600);
 944     c15->cd();
 945     production->SetFillColor(42);
 946     production->SetXTitle("z (m)");
 947     production->SetYTitle("R (m)");
 948     production->Draw();
 949
 950     TCanvas *c10 = new TCanvas("c10","Pt Spectra",50,50,600,700);
 951     c10->Divide(2,2);
 952     c10->cd(1);
 953     pionptspectravertex->SetFillColor(5);
 954     pionptspectravertex->SetXTitle("Pt (GeV)");
 955     pionptspectravertex->Draw();
 956     c10->cd(2);
 957     pionptspectrafinal->SetFillColor(5);
 958     pionptspectrafinal->SetXTitle("Pt (GeV)");
 959     pionptspectrafinal->Draw();
 960     c10->cd(3);
 961     kaonptspectravertex->SetFillColor(5);
 962     kaonptspectravertex->SetXTitle("Pt (GeV)");
 963     kaonptspectravertex->Draw();
 964     c10->cd(4);
 965     kaonptspectrafinal->SetFillColor(5);
 966     kaonptspectrafinal->SetXTitle("Pt (GeV)");
 967     kaonptspectrafinal->Draw();
 968
 969
 970    TCanvas *c16 = new TCanvas("c16","Particles Spectra II",150,150,600,350);
 971    c16->Divide(2,1);
 972
 973    c16->cd(1);
 974    //TCanvas *c13 = new TCanvas("c13","Electron Spectra",400,10,600,700);
 975    electronspectra1->SetFillColor(5);
 976    electronspectra1->SetXTitle("log(GeV)");
 977    electronspectra2->SetFillColor(46);
 978    electronspectra2->SetXTitle("log(GeV)");
 979    electronspectra3->SetFillColor(10);
 980    electronspectra3->SetXTitle("log(GeV)");
 981    //c13->SetLogx();
 982    electronspectra1->Draw();
 983    electronspectra2->Draw("same");
 984    electronspectra3->Draw("same");
 985
 986    c16->cd(2);
 987    //TCanvas *c14 = new TCanvas("c14","Muon Spectra",400,10,600,700);
 988    muonspectra1->SetFillColor(5);
 989    muonspectra1->SetXTitle("log(GeV)");
 990    muonspectra2->SetFillColor(46);
 991    muonspectra2->SetXTitle("log(GeV)");
 992    muonspectra3->SetFillColor(10);
 993    muonspectra3->SetXTitle("log(GeV)");
 994    //c14->SetLogx();
 995    muonspectra1->Draw();
 996    muonspectra2->Draw("same");
 997    muonspectra3->Draw("same");
 998
 999    //c16->cd(3);
1000    //TCanvas *c16 = new TCanvas("c16","Neutron Spectra",400,10,600,700);
1001    //neutronspectra1->SetFillColor(42);
1002    //neutronspectra1->SetXTitle("log(GeV)");
1003    //neutronspectra2->SetFillColor(46);
1004    //neutronspectra2->SetXTitle("log(GeV)");
1005    //neutronspectra3->SetFillColor(10);
1006    //neutronspectra3->SetXTitle("log(GeV)");
1007    //c16->SetLogx();
1008    //neutronspectra1->Draw();
1009    //neutronspectra2->Draw("same");
1010    //neutronspectra3->Draw("same");
1011
1012    TCanvas *c9 = new TCanvas("c9","Particles Spectra",150,150,600,700);
1013    //TCanvas *c9 = new TCanvas("c9","Pion Spectra",400,10,600,700);
1014    c9->Divide(2,2);
1015
1016    c9->cd(1);
1017    pionspectra1->SetFillColor(5);
1018    pionspectra1->SetXTitle("log(GeV)");
1019    pionspectra2->SetFillColor(46);
1020    pionspectra2->SetXTitle("log(GeV)");
1021    pionspectra3->SetFillColor(10);
1022    pionspectra3->SetXTitle("log(GeV)");
1023    //c9->SetLogx();
1024    pionspectra1->Draw();
1025    pionspectra2->Draw("same");
1026    pionspectra3->Draw("same");
1027
1028    c9->cd(2);
1029    //TCanvas *c10 = new TCanvas("c10","Proton Spectra",400,10,600,700);
1030    protonspectra1->SetFillColor(5);
1031    protonspectra1->SetXTitle("log(GeV)");
1032    protonspectra2->SetFillColor(46);
1033    protonspectra2->SetXTitle("log(GeV)");
1034    protonspectra3->SetFillColor(10);
1035    protonspectra3->SetXTitle("log(GeV)");
1036    //c10->SetLogx();
1037    protonspectra1->Draw();
1038    protonspectra2->Draw("same");
1039    protonspectra3->Draw("same");
1040
1041    c9->cd(3);
1042    //TCanvas *c11 = new TCanvas("c11","Kaon Spectra",400,10,600,700);
1043    kaonspectra1->SetFillColor(5);
1044    kaonspectra1->SetXTitle("log(GeV)");
1045    kaonspectra2->SetFillColor(46);
1046    kaonspectra2->SetXTitle("log(GeV)");
1047    kaonspectra3->SetFillColor(10);
1048    kaonspectra3->SetXTitle("log(GeV)");
1049    //c11->SetLogx();
1050    kaonspectra1->Draw();
1051    kaonspectra2->Draw("same");
1052    kaonspectra3->Draw("same");
1053
1054    c9->cd(4);
1055    //TCanvas *c12 = new TCanvas("c12","Charged Particles Spectra",400,10,600,700);
1056    chargedspectra1->SetFillColor(5);
1057    chargedspectra1->SetXTitle("log(GeV)");
1058    chargedspectra2->SetFillColor(46);
1059    chargedspectra2->SetXTitle("log(GeV)");
1060    chargedspectra3->SetFillColor(10);
1061    chargedspectra3->SetXTitle("log(GeV)");
1062    //c12->SetLogx();
1063    chargedspectra1->Draw();
1064    chargedspectra2->Draw("same");
1065    chargedspectra3->Draw("same");
1066
1067
1068
1069    printf("*****************************************\n");
1070    printf("* Particle                   *  Counts  *\n");
1071    printf("*****************************************\n");
1072
1073    printf("* Pions:                     *   %4d   *\n",pion);
1074    printf("* Charged Pions:             *   %4d   *\n",chargedpions);
1075    printf("* Primary Pions:             *   %4d   *\n",primarypions);
1076    printf("* Primary Pions (p>1GeV/c):  *   %4d   *\n",highprimarypions);
1077    printf("* Kaons:                     *   %4d   *\n",kaon);
1078    printf("* Charged Kaons:             *   %4d   *\n",chargedkaons);
1079    printf("* Primary Kaons:             *   %4d   *\n",primarykaons);
1080    printf("* Primary Kaons (p>1GeV/c):  *   %4d   *\n",highprimarykaons);
1081    printf("* Muons:                     *   %4d   *\n",muon);
1082    printf("* Electrons:                 *   %4d   *\n",electron);
1083    printf("* Positrons:                 *   %4d   *\n",positron);
1084    printf("* Protons:                   *   %4d   *\n",proton);
1085    printf("* All Charged:               *   %4d   *\n",(chargedpions+chargedkaons+muon+electron+positron+proton));
1086    printf("*****************************************\n");
1087    //printf("* Photons:                   *   %3.1f   *\n",photons);
1088    //printf("* Primary Photons:           *   %3.1f   *\n",primaryphotons);
1089    //printf("* Primary Photons (p>1MeV/c):*   %3.1f   *\n",highprimaryphotons);
1090    //printf("*****************************************\n");
1091    //printf("* Neutrons:                  *   %3.1f   *\n",neutron);
1092    //printf("* Neutrons (p>100keV/c):     *   %3.1f   *\n",highneutrons);
1093    //printf("*****************************************\n");
1094
1095    if (gAlice->TreeD())
1096      {
1097        gAlice->TreeD()->GetEvent(0);
1098
1099        Float_t occ[7];
1100        Float_t sum=0;
1101        Float_t mean=0;
1102        printf("\n*****************************************\n");
1103        printf("* Chamber   * Digits      * Occupancy   *\n");
1104        printf("*****************************************\n");
1105
1106        for (Int_t ich=0;ich<7;ich++)
1107          {
1108            TClonesArray *Digits = DigitsAddress(ich);    //  Raw clusters branch
1109            Int_t ndigits = Digits->GetEntriesFast();
1110            occ[ich] = Float_t(ndigits)/(160*144);
1111            sum += Float_t(ndigits)/(160*144);
1112            printf("*   %d      *    %d      *   %3.1f%%     *\n",ich,ndigits,occ[ich]*100);
1113          }
1114        mean = sum/7;
1115        printf("*****************************************\n");
1116        printf("* Mean occupancy          *   %3.1f%%     *\n",mean*100);
1117        printf("*****************************************\n");
1118      }
1119
1120   printf("\nEnd of analysis\n");
1121
1122 }//void AliRICHv3::DiagnosticsFE(Int_t evNumber1,Int_t evNumber2)
1123 //__________________________________________________________________________________________________
1124